Air purifier based on chlorine dioxide gel purification - Google Patents

Detailed Description The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention. Example 1 The invention discloses an air purifier based on chlorine dioxide gel purification, which comprises an air purifier unit and a chlorine dioxide gas release unit, wherein the air purifier unit is arranged above the chlorine dioxide gas release unit; the chlorine dioxide gas releasing unit comprises a gel bottle 4 for releasing chlorine dioxide gas; the air purification unit comprises a top cover 1, a shell 2 and an internal support 3, wherein the top cover 1 is arranged at the top of the air purification unit, and the shell 2 is sleeved on the outer side surface of the internal support 3; the shell 2 is a hollow cylindrical cylinder provided with hollow holes, and the shell 2 is fixedly connected with the internal bracket 3; the upper part of the inner support 3 is provided with a purified gas outlet, the inner wall of the inner support 3 is provided with a filter screen cylinder, the top of the filter screen cylinder is provided with an induced draft fan, gas enters the air purifier unit through the hollow hole and the filter screen cylinder, and the purified gas and chlorine dioxide gas are discharged from the purified gas outlet through the induced draft fan. Specifically, as shown in fig. 1 to 4, the air purifier includes an air purifying unit and a chlorine dioxide releasing unit, wherein the chlorine dioxide releasing unit is a gel bottle 4, and a chlorine dioxide slow-release gel material is arranged in the gel bottle 4; the air purification unit is arranged above the gel bottle 4 and comprises an outer shell 2 and an inner support 3, the outer shell 2 is a hollow cylindrical cylinder with hollow holes, the inner support 3 is arranged in the outer shell 2 and fixedly connected with the outer shell 2, a filter screen cylinder, such as an HEPA filter screen cylinder, is arranged on the inner wall of the outer shell 2, an induced draft fan is arranged at the top of the HEPA filter screen cylinder, and a purified gas outlet is arranged above the induced draft fan; when needs carry out air purification, open the draught fan work, the draught fan makes the inside negative pressure that produces of HEPA filter screen section of thick bamboo, and outside air is in the fretwork hole entering HEPA filter screen section of thick bamboo on the shell 2, and the pollutant granule is filtered in the filter screen section of thick bamboo outside, and in clean air gets into HEPA filter screen section of thick bamboo, flows up under the promotion of draught fan, purifies the gas by export flow direction environment. During the upward flow of the clean air, the chlorine dioxide gas in the gel bottle 4 is driven by the gas flow and flows to the environment along with the clean air. The existing air purifier mainly uses a fan to draw air and utilizes a filter screen to filter dust or adsorb harmful gas to purify air, the method must ensure that all air in a vehicle or in a room flows through the purifier to be effective, but the method is influenced by the wind power of the purifier and the structure of the space in the vehicle or in the room, and a plurality of purifying dead angles exist in the practical use; compared with the prior art, the air purifier provided by the invention can filter and purify air, chlorine dioxide gas released by the gel bottle 4 can be sucked under the action of the induced draft fan and blown into the environment together with clean air, chlorine dioxide gas molecules can be brought into air in a larger range by air flow disturbance caused by wind power, and chlorine dioxide can continuously play the functions of sterilization, disinfection, aldehyde removal and the like in the air, so that the purification range of the purifier is extended. Illustratively, as shown in fig. 1, the air purifier based on chlorine dioxide gel purification disclosed by the invention is cylindrical in shape, has a size equivalent to that of a water cup, can be placed in a cup holder of an automobile armrest box, can be externally connected with a USB (universal serial bus) for power supply, or can be operated by a built-in storage battery for power supply. The material for releasing chlorine dioxide gas in the invention is chlorine dioxide slow-release gel, the chlorine dioxide slow-release gel can release chlorine dioxide gas through the reaction of chlorine dioxide stable solution or chlorite solution such as sodium chlorite and potassium chlorite and acid substances, and simultaneously, in order to improve the stability of chlorine dioxide gas release and the convenience of storage and transportation, a certain amount of materials such as water-absorbent resin and the like are added to prepare the reaction solution into a gel state, so that the effect of stably releasing low-concentration chlorine dioxide gas for a long time is achieved. In order to further ensure that the purified gas and the chlorine dioxide gas can be synchronously released, the inner bracket 3 comprises a gel bottle bracket 31, a control bracket 32 and a shell bracket 33, wherein the shell bracket 33 is sleeved outside the control bracket 32, the first end of the gel bottle bracket 31 is sleeved between the shell bracket 33 and the control bracket 32, and the gel bottle bracket 31 is in sliding connection with the shell bracket 33; the shell 2 is fixedly connected with the shell support 33, the first end of the control support 32 is fixedly connected with the top cover 1, the second end of the control support 32 is sleeved in the first end of the gel bottle support 31 and is in sliding connection with the gel bottle support 31, and the second end of the gel bottle support 31 is in threaded connection with the gel bottle 4. Specifically, as shown in fig. 2, the inner frame 3 includes a gel bottle frame 31, a control frame 32 and an outer frame 33, the outer frame 33 is sleeved outside the control frame 32, a first end of the control frame 32 is fixedly connected with the top cover 1, a second end of the control frame 32 is sleeved inside the first end of the gel bottle frame 31 and is in sliding connection with the first end of the gel bottle frame 31, that is, the first end of the gel bottle frame 31 is located between the outer frame 33 and the first end of the control frame 32 inside the outer frame; be sliding connection between the first end of gel bottle support 31 and the shell support 33, the second end of gel bottle support 31 is equipped with the internal thread, and the top outside of gel bottle 4 is equipped with the external screw thread, and gel bottle 4 passes through the internal thread detachable connection of external screw thread and gel bottle support 31. Compared with the prior art, the second end of the gel bottle bracket 31 is connected with the external thread of the gel bottle 4 through the internal thread, so that the purified gas in the purifier unit and the chlorine dioxide gas released by the gel bottle 4 can be synchronously released under the action of the induced draft fan. In order to further ensure that the purified air and the chlorine dioxide gas are synchronously released, as shown in fig. 3, an induced draft fan is arranged at the first end of the control bracket 32 and used for blowing the purified air towards the top cover 1; the second end of the control bracket 32 is provided with a control lever 323, one end of the control lever 323 extending into the gel bottle bracket 31 is provided with a control lever top 322, and the control lever top 322 is used for opening the gel bottle 4. Specifically, the induced draft fan is arranged at a first end of the control bracket 32, a control rod 323 is arranged at a second end of the control bracket 32, the first end of the control rod 323 is fixedly connected with the control bracket 32, the second end of the control rod 323 extends into the gel bottle bracket 31, a control rod top 322 is arranged at the second end of the control rod 323, the outer diameter of the control rod top 322 is smaller than that of the control rod 323, and the control rod top 322 is used for opening the gel bottle 4. Before the air purifier is used, the cover top and the shell 2 are rotated to enable the gel bottle support 31 to move downwards, so that the gel bottle 4 is conveniently installed on the gel bottle support 31, and the gel bottle 4 is in a sealed state; when the device is used, the cover top and the shell 2 are rotated reversely, the gel bottle support 31 moves axially, the gel bottle support 31 drives the gel bottle 4 to move towards the cover top, after the gel bottle 4 is contacted with the control rod top 322, the gel bottle 4 is opened by the control rod top 322, chlorine dioxide gas in the gel bottle 4 enters a filter screen of the gel bottle support 31, and enters the cover top together with filtered gas under the action of an induced draft fan, and finally is introduced into the environment through the purified gas outlet. Compared with the prior art, the air purifier has the advantages that the control rod 323 and the control rod top 322 are arranged, the rotating shell 2 and the cover top contact the gel bottle cover through the control rod top 322, the chlorine dioxide is mixed with the purified gas after being released, the air purifier can release chlorine dioxide gas into the ambient air while purifying particles, and the comprehensive dead-angle-free harmful gas and microorganism purification effect is achieved. In order to better realize the relative sliding between the housing bracket 33 and the gel bottle bracket 31 and realize the purpose of automatically opening the gel bottle 4, the inner side of the housing bracket 33 of the invention is provided with a linear guide rail 331 which is axially arranged and protrudes inwards, the outer side of the first end of the gel bottle bracket 31 is provided with a linear channel 312 which is matched with the linear guide rail 331, and the housing bracket 33 and the gel bottle bracket 31 relatively move in the axial direction of the purifier through the matching of the linear guide rail 331 and the linear channel 312; a guide rail salient point 321 is arranged at the second end of the control bracket 32, a curve channel 311 is arranged at the first end of the gel bottle bracket 31, and the guide rail salient point 321 is clamped in the curve channel 311; when the top cover 1 and the shell 2 are rotated, because the first end of the control bracket 32 is fixedly connected with the top cover 1, the inner side of the shell bracket 33 is provided with the linear guide rail 331 which is axially arranged and protrudes inwards, the outer side of the first end of the gel bottle bracket 31 is provided with the linear channel 312 which is matched with the linear guide rail 331, the rotation of the top cover 1 can drive the control bracket 32 to move, the second end of the control bracket 32 is provided with the guide rail salient point 321 which is clamped in the curved channel 311 arranged at the first end of the gel bottle bracket 31, under the matching of the curved channel 311 and the guide rail salient point 321 and the limitation of the linear guide rail 331 and the linear channel 312, the control bracket 32 and the shell bracket 33 generate relative movement, the gel bottle bracket 31 is restrained by the linear guide rail 331 and the guide rail salient point 321 to slide in the axial direction. Specifically, as shown in fig. 3 and 4, the inner side of the housing bracket 33 is provided with two linear guide rails 331 which are axially arranged and protrude inwards; two linear grooves which are matched with the linear guide rails 331 in the direction of the linear guide rails 331 are arranged on the outer side of the first end of the gel bottle support 31, the linear guide rails 331 can be embedded in the linear grooves and can slide relatively, and the shell support 33 and the gel bottle support 31 are matched with each other through the linear guide rails 331 and the linear grooves, so that the relative movement in the axial direction of the purifier is realized; however, in order to control the relative sliding displacement between the housing bracket 33 and the gel bottle bracket 31, the second end of the control bracket 32 is provided with a guide rail convex point 321, the first end of the gel bottle bracket 31 is provided with a curved groove matched with the guide rail convex point 321, the curved groove is obliquely arranged, one end of the curved groove is close to the top of the purifier, the other end of the curved groove is close to the bottom of the purifier, and the guide rail convex point 321 can be clamped in the curved groove; when the top cover 1 and the shell 2 are rotated, the top cover 1 is fixedly connected with the control bracket 32 to drive the control bracket 32 to rotate, the shell 2 is fixedly connected with the shell bracket 33 to drive the shell bracket 33 to rotate, namely, the control bracket 32 and the shell bracket 33 rotate relatively, the gel bottle bracket 31 is constrained by the linear guide rail 331, the linear channel 312, the guide rail salient point 321 and the curve channel 311, so that the gel bottle bracket can only slide in the axial direction, the control rod top 322 and the gel bottle 4 move oppositely, and when the control rod top 322 is contacted with the gel bottle 4 sealing cover, the control rod top opens the sealing cover at the top of the gel bottle 4, so that the chlorine dioxide slow-release gel in the gel bottle 4 releases chlorine dioxide gas. Because chlorine dioxide has certain irritation, in order to cover the irritation of chlorine dioxide gas, the sealing cover of the invention comprises a sealing convex ring 44 and a sealing sheet 41 arranged at the middle bottom of the sealing convex ring 44, wherein the sealing sheet 41 and the sealing convex ring 44 form a bottle top concave 43; the sealing convex ring 44 is provided with an edge groove 42, and the edge groove 42 is internally provided with a spice for releasing fragrance. Specifically, as shown in fig. 3 and 4, the top of the gel bottle 4 is provided with a sealing cover for sealing the gel bottle 4 to prevent chlorine dioxide gas from being released before the purifier is used; the sealing cover comprises a sealing convex ring 44 and a sealing sheet 41 arranged in a groove in the middle of the sealing convex ring 44, and the groove enclosed by the sealing convex ring 44 and the sealing sheet 41 is a bottle top depression 43; the sealing convex ring 44 is provided with an edge groove 42, the edge groove 42 can be filled with spices for releasing fragrance, after the sealing sheet 41 is opened by the control rod top 322, chlorine dioxide gas and the fragrance released by the spices are released together, and the chlorine dioxide gas is mixed with purified air and then discharged out of the purifier, so that the irritation of the chlorine dioxide gas is covered. Compared with the prior art, the invention not only can purify the air and release the chlorine dioxide gas to carry out all-around sterilization and disinfection, but also can cover the irritation of the chlorine dioxide gas by arranging the edge groove 42 filled with the spices, thereby greatly improving the use comfort of the air purifier. In order to further control the release rate of chlorine dioxide gas, the control rod top 322 and the sealing sheet 41 of the invention are provided with mutually matched buckles, the gel bottle bracket 31 drives the gel bottle to move towards the top cover 1, the control rod top 322 is connected with the sealing sheet 41 through the buckles after contacting, the sealing sheet 41 is disconnected with the edge of the gel bottle 4 to form a gap, and chlorine dioxide enters the purifier through the gap. Specifically, mutually matched buckles are arranged at the control rod top 322 and the sealing sheet 41, the control rod top 322 and the sealing sheet 41 are connected together through the buckles after being contacted, the sealing sheet 41 is disconnected from the gel bottle 4 body along with the opposite movement of the gel bottle support 31 with the gel bottle 4 and the control support 32, the sealing sheet 41 is connected with the gel bottle 4 body and extends into the gel bottle 4 body (the sealing sheet 41 is sealed with the gel bottle 4 and has lower connection strength), an edge gap is generated between the sealing sheet 41 and the gel bottle 4 body, and chlorine dioxide gas in the gel bottle 4 enters the purifier through the edge gap. When the amount of chlorine dioxide gas released needs to be increased, the distance between the sealing sheet 41 and the bottle mouth is increased to increase the edge gap, so that the amount of chlorine dioxide gas released reaches a maximum value. Compared with the prior art, the invention controls the release rate and the release amount of the chlorine dioxide gas by controlling the size of the edge gap, thereby automatically adjusting the concentration of the purified air and the chlorine dioxide gas according to the air quality and finally dynamically controlling the concentration of the chlorine dioxide gas in the air. In order to further accurately control the amount of the chlorine dioxide gas entering the purifier, a micro stepping motor is arranged in the control rod 323 of the invention and used for controlling the control rod top 322 to move up and down, and the control rod top 322 drives the sealing plate 41 to move up and down through a buckle so as to control the amount of the chlorine dioxide gas flowing into the purifier. Specifically, the inside lower extreme of control lever 323 is equipped with miniature step motor, and miniature step motor is used for controlling control lever top 322 and reciprocates, because control lever top 322 is connected through the buckle with gel bottle 4 gasket 41, and then control lever top 322 can drive gel bottle 4 gasket 41 and reciprocate, makes the opening size of gel bottle 4 change to the chlorine dioxide gas volume that flows into in the clarifier in the control and regulation gel bottle 4. It should be noted that, still be equipped with the switch on top cap 1, the pilot lamp, the sensor (this sensor is the sensor of gas-sensitive materials such as tin dioxide, change through the conductivity and detect multiple pollutant concentration) and circuit board etc, in use, press the switch start for a long time, then press the on & off key for a short time and can adjust the draught fan wind speed, the other pilot lamp of switch will indicate the wind-force level, it is rotatory through the draught fan in the on & off control support 32, make the inside negative pressure that produces of HEPA filter screen section of thick bamboo, the air in the outside gets into the HEPA filter screen through the fretwork hole on the shell 2, the pollutant particle is filtered in the filter screen outside, clean air gets into in the filter screen, the air after the purification flows up under the promotion of draught fan, from the. During the upward flow of the clean air, the chlorine dioxide gas in the gel bottle 4 is driven by the gas flow and flows to the environment along with the clean air. In order to intuitively sense the purification effect of the air purifier, a sampling port is formed in the side face of the top cover 1, outside air can enter a sensor through the sampling port, the sensor analyzes the content of particulate matters in the air and the content of harmful gases and microorganisms, control software (illustratively, a circuit board is a signal conditioner) calculates the required wind speed and the concentration of chlorine dioxide and automatically adjusts the power of a fan and the working state of a control rod 323, and meanwhile, annular indicating lamps around a switch are switched to different colors of green, yellow and red to indicate the current air quality. In order to adjust the ultraviolet illumination intensity to control the speed of the gel reaction to release the chlorine dioxide gas and dynamically control the concentration of the chlorine dioxide in the air, the sealing sheet 41 is made of transparent material, an ultraviolet lamp is arranged in the top 322 of the control rod and is used for improving the generation speed of the chlorine dioxide gas in the gel bottle 4; a rechargeable battery is arranged in the control rod 323; the rechargeable battery provides power supply for the purifier. Specifically, when the content of harmful gas or microorganisms in the environment is high and the release amount of chlorine dioxide needs to be increased, the ultraviolet lamp is turned on, the slow-release gel in the gel bottle 4 is irradiated by ultraviolet rays, the reaction rate is increased, and the release rate of chlorine dioxide is remarkably increased; when the chlorine dioxide in the air meets the requirement, the ultraviolet lamp is automatically closed, and the release speed of the chlorine dioxide in the gel is restored to a normal level. The gel bottle 4 is made of transparent materials, is frosted, is added with silver halide and other components, can automatically change into dark color when light is intensified, prevents ultraviolet rays from penetrating the bottle body, can prevent the internal gel reaction from accelerating when external light is intensified, and can prevent ultraviolet rays from leaking to harm human bodies when an ultraviolet lamp is turned on. Transparent material can ensure simultaneously that under normal conditions, the user can see through the hole of bottle end or shell 2 and look over the colour and the volume of inside gel, masters the use progress, in time changes gel bottle 4. It should be noted that, the chlorine dioxide slow-release gel releases chlorine dioxide in a sustained reaction even in a sealed state, so the gel bottle 4 in a gel state has a short shelf life; in order to prolong the shelf life of the product, the invention can also fill liquid water or partial non-reactive solvent into the gel bottle 4, and other powder components (water, acid substances such as sodium chlorite or potassium chlorite, citric acid and the like, water-absorbing resin, sustained-release agent and the like) except the liquid in the bottle body are placed into the space above the sealing cover, namely the bottle top concave 43, and are divided into water and powder, or only part of the powder (the sustained-release agent, the acid and the like) is dissolved in the water, and the rest of the powder is placed into the bottle top concave 43, the upper part of the bottle top concave 43 is sealed by a sealing film, and the sealing film is an elastic film, such as a balloon material; during the use, when the control lever top 322 punctures the seal membrane, the seal membrane is automatic to shrink to 4 bottleneck edges of gel bottle, do not influence 4 bottleneck of gel bottle's chlorine dioxide gas's flow, simultaneously along with gasket 41 breaks away from 4 bottle entering 4 bottles of gel bottle in, the powder composition also gets into along with gasket 41, gasket 41 central point puts highly, it is low all around (the shape of gasket 41 is the less taper shape of slope promptly), the powder composition can automatic landing gets into in the interior liquid water of bottle or solvent, the automatic gel state that forms promptly after powder and liquid water or solvent mixture, and begin to react and continuously release chlorine dioxide gas. The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.