CN112060878B - Vehicle-mounted air purification device - Google Patents
Vehicle-mounted air purification device Download PDFInfo
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- CN112060878B CN112060878B CN202011010823.4A CN202011010823A CN112060878B CN 112060878 B CN112060878 B CN 112060878B CN 202011010823 A CN202011010823 A CN 202011010823A CN 112060878 B CN112060878 B CN 112060878B
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- branch pipe
- swing adsorption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/0007—Adding substances other than water to the air, e.g. perfume, oxygen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/06—Filtering
- B60H3/0608—Filter arrangements in the air stream
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
- B60H3/06—Filtering
- B60H2003/0691—Adsorption filters, e.g. activated carbon
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The invention relates to a vehicle-mounted air purification device which comprises an air inlet filtering device, a first temperature swing adsorption device, an external circulation main pipe and a main fan. The air inlet of the external circulation main pipe is communicated with the outside of the vehicle through an air inlet filtering device, the air outlet of the external circulation main pipe is communicated with the inside of the vehicle, and the first temperature swing adsorption device and the main fan are connected in series on the external circulation main pipe. The invention can effectively reduce the entering amount of dust in the air, improve the service life of the air filter element, reduce the concentration of carbon monoxide and carbon dioxide and adjust the humidity of the air in the vehicle.
Description
Technical Field
The invention belongs to the technical field of vehicle air purification, and particularly relates to a vehicle-mounted air purification device.
Background
The automobile air filtration is a means for removing particle impurities in the air in an automobile, and can effectively reduce pollutants entering the automobile through a heating ventilation and air conditioning system and prevent the pollutants harmful to the body from being sucked. The existing vehicle-mounted air filtering system only filters particulate impurities in air and cannot change gas components in the air.
However, many experiments and facts show that the concentration of carbon monoxide in the automobile can be increased under the condition of idling of the automobile, and when the concentration of the carbon monoxide in the automobile is increased to a certain degree, the life safety of a human body can be endangered. Meanwhile, when the air conditioner is started in summer and the warm air is started in winter, an internal circulation mode is adopted for saving energy consumption. Under the internal circulation mode, the concentration of carbon dioxide in the air in the vehicle is increased, the concentration of oxygen is reduced, and the driver is easy to get stranded and influence the driving safety when driving for a long time under the condition.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the vehicle-mounted air purification device can effectively reduce the dust entering amount in the air, prolong the service life of the air filter element, reduce the concentration of carbon monoxide and carbon dioxide, and adjust the humidity of the air in the vehicle.
The technical scheme adopted by the invention for solving the problems in the prior art is as follows:
a vehicle-mounted air purification device comprises an air inlet filtering device, a first temperature swing adsorption device, an external circulation main pipe and a main fan.
The air inlet of the external circulation main pipe is communicated with the outside of the vehicle through an air inlet filtering device, the air outlet of the external circulation main pipe is communicated with the inside of the vehicle, and the first temperature swing adsorption device and the main fan are connected in series on the external circulation main pipe.
The air inlet filtering device comprises a shell, a temperature adjusting box, a fixed filtering plate, a movable filtering plate, an air filtering element and a temperature bulb, wherein the fixed filtering plate is fixed at an air inlet of the shell, the movable filtering plate and the air filtering element are sequentially arranged at the rear end of the fixed filtering plate, the filtering meshes of the movable filtering plate and the fixed filtering plate are the same, the movable filtering plate and the fixed filtering plate are mutually attached, the temperature adjusting box is fixed on the outer wall of the shell, the temperature bulb is arranged inside the temperature adjusting box, the tail end of a piston rod of the temperature bulb is fixedly connected with the end face of the movable filtering plate in a penetrating mode, a displacement groove is formed in the end face, opposite to the piston rod, of the shell, and the movable filtering plate moves to the inside of the displacement groove under the pushing of the piston rod.
The shell gas outlet is communicated with the gas inlet of the external circulation main pipe, and the temperature regulating box is communicated with the automobile exhaust pipe through a first exhaust gas inlet branch pipe and a first exhaust gas outlet branch pipe.
The first temperature swing adsorption device comprises an adsorbent storage barrel and a heating sleeve sleeved outside the adsorbent storage barrel, a carbon monoxide adsorbent is arranged inside the adsorbent storage barrel, an exhaust port and an air inlet are respectively arranged at the upper end and the lower end of the adsorbent storage barrel and are respectively communicated with an external circulation main pipe, a tail gas outlet and a tail gas inlet are respectively arranged at the upper end and the lower end of the heating sleeve, and the tail gas inlet and the tail gas outlet are respectively communicated with an automobile tail gas pipe through a tail gas second air inlet branch pipe and a tail gas second exhaust branch pipe.
And the first tail gas inlet branch pipe and the second tail gas inlet branch pipe are respectively provided with an electric control regulating valve, and the electric control regulating valves are connected with a computer control of the automobile.
Preferably, the temperature adjusting box is fixed at the left end of the shell, and 1-3 temperature bulbs are arranged inside the temperature adjusting box.
The upper end or the lower end or the upper end and the lower end of the movable filter plate are provided with sliding strips, the sliding strips are arranged inside a slide way concavely arranged on the inner wall of the shell in a sliding mode, the end face of the right end of the movable filter plate is provided with 1-3 spring supporting rods, the spring supporting rods are sleeved with first springs, and the two ends of each first spring are fixedly connected with the right end face of the movable filter plate and the right end face of the displacement groove respectively.
The air filter element is characterized in that an activated carbon plate is arranged at the rear end of the air filter element, two circles of clamping strips which are annularly arranged are arranged inside the shell, and the air filter element and the activated carbon plate are clamped between the two circles of clamping strips.
The end face of the shell is provided with an opening corresponding to the air filter element and the activated carbon plate, and the opening is covered with a detachable end cover.
The adsorbent storage cylinder about both ends all be equipped with first filter screen, kuppe in proper order, the kuppe is round platform shape, the air inlet sets up in below kuppe end, the gas vent sets up in top kuppe end.
Preferably, the main fan is positioned between the first temperature swing adsorption device and the air outlet of the outer circulation main pipe, and an electric control regulating valve is arranged between the first temperature swing adsorption device and the air inlet filtering device.
The air inlet of the first temperature swing adsorption device is respectively communicated with the outer circulation main pipe and the inner circulation and outer circulation connecting pipe through a tee joint, the inner circulation and outer circulation connecting pipe is communicated with the interior of the vehicle through the inner circulation main pipe, and the inner circulation main pipe is provided with an electric control regulating valve.
The electric control regulating valves are electrically connected with the vehicle-mounted computer.
Preferably, an oxygen regeneration device and a bypass pipe which are connected in parallel are connected among the internal circulation main pipe, the internal circulation connecting pipe and the external circulation connecting pipe, the oxygen regeneration device is communicated with the internal circulation main pipe through an oxygen regeneration air inlet branch pipe, and the bypass pipe and the oxygen regeneration air inlet branch pipe are respectively provided with an electric control regulating valve.
The electric control regulating valves are electrically connected with the vehicle-mounted computer.
Preferably, a carbon dioxide concentration sensor is arranged in the vehicle.
The oxygen regeneration device comprises a placing box, a middle barrel and a collecting box which are sequentially connected from top to bottom, wherein an upper channel is arranged below the placing box and is in through connection with the inside of the middle barrel, and a lower channel is arranged above the collecting box and is in through connection with the inside of the middle barrel.
A rotating rod is arranged at the center inside the middle cylinder, 8 clamping plates are arranged on the circumferential surface of the rotating rod, and one end of the rotating rod penetrates through the middle cylinder and is connected with a motor.
Place incasement portion and be equipped with a plurality of sodium peroxide and place the pipe, the sodium peroxide is placed the pipe and is placed incasement chamber length, upper channel length, middle section of thick bamboo inner chamber length the same, and the sodium peroxide is placed the pipe and is included the body, and the inside sodium peroxide that is equipped with of body, body both ends are sealed through the seal membrane.
The two end faces of the middle cylinder are respectively provided with a connecting block with a cavity inside, the cavity inside the connecting block is communicated with the inner cavity of the middle cylinder, the two connecting blocks are arranged eccentrically and symmetrically, the connecting block is inserted with air pipes horizontally arranged, the two air pipes are respectively communicated with the oxygen regeneration air inlet branch pipe, the internal circulation connecting pipe and the external circulation connecting pipe, and the connecting block is internally provided with a connector. The connector comprises a needle tube and a connecting ring, one end of the needle tube is arranged in the trachea in a sliding mode, the needle head end of the needle tube is aligned with the inner portion of the middle barrel, and the connecting ring is sleeved on the needle tube.
A second electric cylinder is fixed outside the connecting block, a push rod is arranged at the driving end of the second electric cylinder, a slide way is arranged on the end face of the connecting block, and the push rod penetrates through the slide way to be fixedly connected with the connecting ring.
The push rod pushes the needle tube through the connecting ring, the needle head of the needle tube penetrates through a sealing film of the sodium peroxide placing tube, the air tube is communicated with the sodium peroxide placing tube, and carbon dioxide in air in the vehicle and the sodium peroxide generate chemical reaction to generate oxygen.
The electric control regulating valve, the motor, the second electric cylinder and the carbon dioxide concentration sensor are all electrically connected with the vehicle-mounted computer.
Preferably, the bottom surfaces of the placing box at two sides of the upper channel are inclined towards the upper channel.
The pipe body both ends protruding holding ring that is equipped with, the seal membrane sets up in the middle of the holding ring, the inside two second filter screens that are equipped with of pipe body, sodium peroxide places between two second filter screens.
The needle tube is sleeved with a positioning cap, the positioning cap is positioned between the needle head and the connecting ring, a third spring is connected between the positioning cap and the connecting ring, a positioning groove is concavely arranged at one end of the positioning cap facing the middle barrel, and the positioning groove is matched with the positioning ring for use.
Preferably, the circumferential surface of the rotating rod is connected with a bottom plate through a second spring, and the bottom plate is positioned between two adjacent clamping plates.
The inner wall of the inner cavity of the middle cylinder is internally provided with a push plate groove in an inwards concave manner, the center of the push plate groove and the center of the connecting block are positioned on the same horizontal plane and positioned on the same side of the axis of the middle cylinder, a push plate is arranged in the push plate groove, a first electric cylinder is arranged outside the middle cylinder, and a first electric cylinder driving part penetrates through the outer wall of the middle cylinder and is fixedly connected with the push plate.
The first electric cylinder is electrically connected with the vehicle-mounted computer.
Preferably, the vehicle is provided with an air humidity sensor.
The outer circulation main pipe is connected with a second temperature swing adsorption device through a dewatering air inlet branch pipe and a dewatering air outlet branch pipe, the structure of the second temperature swing adsorption device is the same as that of the first temperature swing adsorption device, a water absorbent is filled in the second temperature swing adsorption device, and the second temperature swing adsorption device is communicated with an automobile exhaust pipe through a third tail gas inlet branch pipe and a third tail gas outlet branch pipe.
The joint of the water-removing air inlet branch pipe and the external circulation main pipe is positioned between the main fan and the air outlet of the external circulation main pipe.
And the water-removing air inlet branch pipe and the third air inlet branch pipe are respectively provided with an electric control regulating valve.
The first exhaust branch pipe of the tail gas, the second exhaust branch pipe of the tail gas and the third exhaust branch pipe of the tail gas are all provided with one-way valves,
the electric control regulating valve and the air humidity sensor are electrically connected with the vehicle-mounted computer.
Preferably, the exhaust ports of the first temperature swing adsorption device and the second temperature swing adsorption device are respectively provided with a tee joint, the exhaust port of the first temperature swing adsorption device is communicated with the external circulation main pipe and the first desorption gas exhaust branch pipe through the tee joint, and the exhaust port of the second temperature swing adsorption device is communicated with the dewatering exhaust branch pipe and the second desorption gas exhaust branch pipe through the tee joint.
The first discharge branch pipe and the analysis gas second discharge branch pipe are communicated with the analysis gas discharge main pipe, and an outlet of the analysis gas discharge main pipe is communicated with the outside of the vehicle.
And the first discharge branch pipe and the desorption gas second discharge branch pipe are respectively provided with an electric control regulating valve.
An auxiliary fan is arranged on the main desorption gas exhaust pipe.
The electric control regulating valve and the auxiliary fan are respectively electrically connected with the vehicle-mounted computer.
An air treatment method for a vehicle, comprising the steps of:
A. external circulation: opening a main fan, closing an electric control regulating valve on an inner circulation and outer circulation connecting pipe, and opening an electric control regulating valve between an air inlet filtering device and a first temperature swing adsorption device;
B. internal circulation: opening a main fan, opening an electric control regulating valve on an inner circulation and outer circulation connecting pipe, and closing the electric control regulating valve between the air inlet filtering device and the first temperature swing adsorption device;
C. and (3) air inlet coarse filtration: the vehicle-mounted computer receives a local real-time PM2.5 value, when the PM2.5 value is lower than a threshold value set by the vehicle-mounted computer, automobile exhaust is not introduced into the interior of the temperature regulating box, and the fixed filter plate is opposite to the filter holes of the movable filter plate; when the PM2.5 value is higher than a threshold value regulated and set by a vehicle-mounted computer, automobile exhaust is introduced into the interior of the temperature regulating box, the temperature bulb is heated by the automobile exhaust, the movable filter plate is pushed by the piston rod to move, part of filter holes of the movable filter plate of the fixed filter plate are staggered, the number of filter meshes is reduced, dust in air is prevented from entering the air inlet filter device, and the service life of the air filter element is prolonged;
D. carbon monoxide adsorption: the air enters the first temperature swing adsorption device after being filtered, and carbon monoxide in the air is adsorbed by the carbon monoxide adsorbent, so that the concentration of the carbon monoxide in the vehicle is reduced;
E. and (3) reducing the air humidity: during internal circulation, the air humidity sensor detects the humidity of air in the vehicle, if the numerical value is higher than a threshold value, the air flows into the second temperature swing adsorption device by adjusting the corresponding electric control adjusting valve, so that the moisture in the air is removed, and the humidity of the air in the vehicle is reduced;
F. oxygen regeneration: during internal circulation, the carbon dioxide concentration sensor detects the concentration of carbon dioxide in the vehicle, when the concentration is higher than a threshold value, air flows into the oxygen regeneration device by adjusting the corresponding electric control adjusting valve, the sodium peroxide placing tube falls between the two clamping plates through the upper channel, the motor drives the rotating rod to rotate, the clamping plates rotate the sodium peroxide placing tube to a position opposite to the connecting block, the second electric cylinder pushes the needle tube to enable the needle head of the needle tube to be inserted into the sodium peroxide placing tube, and the air flows into the sodium peroxide placing tube, wherein carbon dioxide and the sodium peroxide react to generate oxygen, so that the concentration of the carbon dioxide in the vehicle is reduced, and the concentration of the oxygen is improved;
G. regeneration of the adsorbent: after the automobile exhaust desorption device is used for a period of time, the automobile exhaust heats the first temperature swing adsorption device and the second temperature swing adsorption device by adjusting the corresponding electric control adjusting valves, so that the carbon monoxide adsorbent and the water absorbent are regenerated, and desorption gas generated in the process is discharged out of the automobile through a desorption gas discharge main pipe.
Compared with the prior art, the invention has the following beneficial effects:
(1) the fixed filter plate at the air inlet of the air inlet filter device is matched with the movable filter plate for use, and the filtering mesh number of filter holes formed by combining the two filter plates is adjusted in a tail gas heating mode. When the PM2.5 value of the air outside the vehicle is high, the filtering mesh number is reduced, most of dust is blocked outside the air inlet filtering device, and the service life of the air filter element is prolonged; when the PM2.5 value of the air outside the vehicle is low, the filtering mesh number is increased, the air intake resistance is reduced, the power of the main fan is reduced, and the electric energy is saved.
(2) The first temperature swing adsorption device is filled with the carbon monoxide adsorbent, so that the content of carbon monoxide in air in the vehicle is reduced, and the condition that the life safety of people in the vehicle is harmed due to the exceeding of the content of carbon monoxide is avoided.
(3) The second temperature swing adsorption device is filled with water absorbent, so that the humidity of air in the vehicle can be adjusted.
(4) The adsorbents in the first temperature swing adsorption device and the second temperature swing adsorption device can be regenerated by heating the tail gas of the engine.
(5) Under the car inner loop mode, accessible oxygen regenerating unit changes carbon dioxide in with the car into oxygen, reduces carbon dioxide concentration in the car, improves oxygen concentration, avoids because of carbon dioxide concentration is too high, causes the driver to make a break, endangers driving safety.
(6) The sodium peroxide is stored in the sodium peroxide placing tube in a sealing way, so that the storage time of the sodium peroxide can be effectively prolonged.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
FIG. 1 is a system diagram of a vehicle-mounted air purification device of the invention,
figure 2 is a first external view of the intake air filtering device of the present invention,
figure 3 is a second external view of the intake air filtering device of the present invention,
figure 4 is an exploded view of the intake air filter assembly of the present invention,
figure 5 is a longitudinal central cross-sectional view of an inlet air filter assembly of the present invention,
figure 6 is a partial cross-sectional view of a temperature conditioning cartridge of the intake air filter assembly of the present invention,
figure 7 is a transverse cross-sectional view of an inlet air filter assembly of the present invention,
figure 8 is an enlarged view of a portion of figure 7A,
figure 9 is a schematic view of a temperature swing adsorption apparatus of the present invention,
figure 10 is an axial cross-sectional view of a temperature swing adsorption apparatus of the present invention,
FIG. 11 is a first external view of the oxygen regenerating device of the present invention,
figure 12 is a second external view of the oxygen regeneration device of the present invention,
figure 13 is a partial cross-sectional view of an oxygen regeneration device of the present invention,
figure 14 is a longitudinal center sectional view of an oxygen regeneration device of the present invention,
figure 15 is a transverse center cross-sectional view of an oxygen regeneration device of the present invention,
figure 16 is a cross-sectional view of a syringe of the oxygen regeneration device of the present invention,
figure 17 is an enlarged view of a portion of figure 16B,
figure 18 is an outline view of a sodium peroxide placement tube of the present invention,
figure 19 is a cross-sectional view of a sodium peroxide placement tube of the present invention,
FIG. 20 is an exploded perspective view of a needle cannula according to the present invention,
figure 21 is a schematic view of the junction of the offgas duct of the present invention,
FIG. 22 is a cross-sectional view of the junction of the tailpipe of the present invention.
In the figure: 1-an intake air filtering device, 101-a shell, 1011-a clamping strip, 1012-a displacement groove, 102-an end cover, 103-a temperature adjusting box, 104-a fixed filter plate, 105-a movable filter plate, 1051-a slide strip, 1052-a spring support rod, 106-an air filter element, 107-an activated carbon plate, 108-a bulb, 1081-a piston rod and 109-a first spring;
2-a first temperature swing adsorption device, 201-an adsorbent storage cylinder, 202-a flow guide cover, 2021-an air inlet, 2022-an air outlet, 203-a first filter screen, 204-a heating sleeve, 2041-a tail gas inlet and 2042-a tail gas outlet;
3-a second temperature swing adsorption unit;
4-oxygen regenerating device, 401-middle cylinder, 4011-push plate groove, 402-placing box, 4021-upper channel, 403-collecting box and 4031-lower channel;
5-rotating rod, 501-clamping plate, 502-motor, 503-bottom plate, 504-second spring;
6-sodium peroxide placing tube, 601-tube body, 602-positioning ring, 603-sealing film and 604-second filter screen;
7-push plate, 701-first electric cylinder;
8-connecting block, 801-air pipe and 802-slideway;
9-second electric cylinder, 901-push rod;
10-connector, 1001-needle tube, 1002-connecting ring, 1003-third spring, 1004-positioning cap and 10041-positioning groove;
11-an external circulation main pipe, 1101-a dewatering air inlet branch pipe and 1102-a dewatering air outlet branch pipe;
12-an internal circulation main pipe, 1201-a bypass pipe, 1202-an oxygen regeneration air inlet branch pipe and 1203-an internal circulation and external circulation connecting pipe;
13-an automobile tail gas pipe, 1301-an exhaust gas first air inlet branch pipe, 1302-an exhaust gas first exhaust branch pipe, 1303-an exhaust gas second air inlet branch pipe, 1304-an exhaust gas second exhaust branch pipe, 1305-an exhaust gas third air inlet branch pipe and 1306-an exhaust gas third exhaust branch pipe;
14-a main for the discharge of stripping gas, 1401-a first branch for the discharge of stripping gas, 1402-a second branch for the discharge of stripping gas;
15-carbon dioxide concentration sensor;
16-an air humidity sensor;
17-a main blower;
and 18-auxiliary fan.
Detailed Description
The accompanying drawings are preferred embodiments of the vehicle-mounted air cleaning device, and the invention is further described in detail with reference to the accompanying drawings.
As shown in fig. 1, a vehicle-mounted air purification device includes an intake air filtration device 1, a first temperature swing adsorption device 2, an external circulation header 11, and a main blower 17.
An air inlet of an external circulation main pipe 11 is communicated with the outside of the vehicle through an air inlet filtering device 1, an air outlet of the external circulation main pipe 11 is communicated with the inside of the vehicle, and a first temperature swing adsorption device 2 and a main fan 17 are connected on the external circulation main pipe 11 in series.
As shown in fig. 2 to 8, the intake air filter device 1 includes a housing 101, a temperature control box 103, a fixed filter sheet 104, a movable filter sheet 105, an air filter element 106, and a bulb 108. The fixed filter plate 104 is fixed at the air inlet of the casing 101, the movable filter plate 105 and the air filter element 106 are sequentially arranged at the rear end of the fixed filter plate 104, the filter mesh number of the movable filter plate 105 is the same as that of the fixed filter plate 104, and the movable filter plate 105 and the fixed filter plate 104 are mutually attached. The temperature adjusting box 103 is fixed on the outer wall of the left end of the shell 101, 1-3 temperature bulbs 108 are arranged inside the temperature adjusting box 103, 2 temperature bulbs 108 are adopted in the embodiment, and the tail ends of piston rods 1081 of the temperature bulbs 108 penetrate through the shell 1 and are fixedly connected with the end face of the movable filter plate 105.
A displacement groove 1012 is recessed in an end surface of the housing 101 opposite to the piston rod 1081, and the movable filter plate 105 moves into the displacement groove 1012 under the pushing of the piston rod 1081.
The upper end or the lower end or the upper end and the lower end of the movable filter plate 105 are provided with a slide bar 1051, the slide bar 1051 is arranged inside a slide way concavely arranged on the inner wall of the shell 101 in a sliding manner, the end face of the right end of the movable filter plate 105 is provided with 1-3 spring support rods 1052, the spring support rods 1052 are sleeved with first springs 109, and the two ends of the first springs 109 are respectively fixedly connected with the right end face of the movable filter plate 105 and the right end face of the displacement groove 1012. After the temperature of the bulb 108 is reduced, the first spring 109 may assist the piston rod 1081 to retract into the bulb, so as to reposition the movable filter plate 105.
The rear end of the air filter element 106 is provided with an activated carbon plate 107, two circles of clamping strips 1011 which are annularly arranged are arranged inside the shell 101, and the air filter element 106 and the activated carbon plate 107 are clamped between the two circles of clamping strips 1011. The air filter element 106 and the activated carbon plate 107 both adopt the prior art, the activated carbon plate 107 can absorb peculiar smell in the air, and needs to be replaced after being used for a period of time, and the specific using time is limited according to specific parameters of the activated carbon plate 107 or the driving mileage of an automobile.
An opening is arranged at the position of the end face of the shell 101 opposite to the air filter element 106 and the activated carbon plate 107, the opening is covered with a detachable end cover 102, and the air filter element 106 and the activated carbon plate 107 can be replaced by detaching the end cover 102. After the air filter element 106 and the activated carbon plate 107 are removed, the high-pressure water chamber can be inserted, and the movable filter plate 105 and the fixed filter plate 104 can be spray-washed.
When the bulb 108 is not operated, the filter holes of the fixed filter sheet 104 and the movable filter sheet 105 overlap each other, and at this time, the filter hole formed by the combination of the fixed filter sheet 104 and the movable filter sheet 105 has the largest number of filter meshes. When the bulb 108 is heated, the piston rod 1081 pushes the movable filter plate 105 to move, the filter holes between the fixed filter plate 104 and the movable filter plate 105 are arranged in a staggered manner, the filter mesh number is reduced, and the interception range of particulate impurities in the air is enlarged.
An air outlet of the shell 101 is communicated with an air inlet of the external circulation main pipe 11, and the temperature regulating box 103 is communicated with the automobile exhaust pipe 13 through a first exhaust gas inlet branch pipe 1301 and a first exhaust gas outlet branch pipe 1302. Referring to fig. 21 and 22, the exhaust gas first inlet branch pipe 1301, the exhaust gas first outlet branch pipe 1302 and the automobile exhaust pipe 13 are connected by inclined pipes. The included angle between the inclined pipe of the first exhaust branch pipe 1301 and the automobile exhaust pipe 13 is more than or equal to 120 degrees, and the included angle between the inclined pipe of the first exhaust branch pipe 1302 and the automobile exhaust pipe 13 is less than or equal to 60 degrees
As shown in fig. 9 and 10, the first temperature swing adsorption device 2 includes an adsorbent storage cylinder 201 and a heating jacket 204 sleeved outside the adsorbent storage cylinder 201, and a carbon monoxide adsorbent is disposed inside the adsorbent storage cylinder 201. The upper end and the lower end of the adsorbent storage cylinder 201 are sequentially provided with a first filter screen 203 and a dome 202, the dome 202 is in a round table shape, an air inlet 2021 is arranged at the tail end of the lower dome 202, an air outlet 2022 is arranged at the tail end of the upper dome 202, and the air outlet 2022 and the air inlet 2021 are respectively communicated with the external circulation header pipe 11. The upper and lower first sieves 203 sandwich the carbon monoxide adsorbent to prevent the carbon monoxide adsorbent from being blown out of the first temperature swing adsorption device 2 by air.
The carbon monoxide adsorbent is Cu-ZSM5 type zeolite, and is formed by activating treatment at 450-600 ℃, and the adsorbent can be regenerated at 200-350 ℃.
An exhaust gas outlet 2042 and an exhaust gas inlet 2041 are respectively arranged at the upper end and the lower end of the heating jacket 204, and the exhaust gas inlet 2041 and the exhaust gas outlet 2042 are respectively communicated with the automobile exhaust pipe 13 through an exhaust gas second inlet branch pipe 1303 and an exhaust gas second exhaust branch pipe 1304. The connection mode of the second exhaust branch pipe 1303 and the second exhaust branch pipe 1304 with the automobile exhaust pipe 13 is the same as the connection mode of the first exhaust branch pipe 1301 and the first exhaust branch pipe 1302 with the automobile exhaust pipe 13.
And the first tail gas inlet branch pipe 1301 and the second tail gas inlet branch pipe 1303 are respectively provided with an electric control regulating valve.
In the process of cooling or heating of the vehicle-energy air conditioner, an internal circulation mode is mostly adopted in order to reduce energy consumption. Therefore, the main fan 17 is disposed between the first temperature swing adsorption device 2 and the air outlet of the external circulation main pipe 11, and an electrically controlled regulating valve is disposed between the first temperature swing adsorption device 2 and the intake air filtering device 1.
An air inlet 2021 of the first temperature swing adsorption device 2 is respectively communicated with the outer circulation main pipe 11 and the inner circulation and outer circulation connecting pipe 1203 through tee joints, the inner circulation and outer circulation connecting pipe 1203 is communicated with the interior of the vehicle through the inner circulation main pipe 12, and the inner circulation main pipe 12 is provided with an electric control regulating valve.
The oxygen regenerating device 4 and the bypass pipe 1201 which are connected in parallel are connected between the internal circulation main pipe 12 and the internal circulation and external circulation connecting pipe 1203. The oxygen regeneration device 4 is connected with the internal circulation main pipe 12 through an oxygen regeneration air inlet branch pipe 1202, and the bypass pipe 1201 and the oxygen regeneration air inlet branch pipe 1202 are both provided with an electric control regulating valve.
A carbon dioxide concentration sensor 15 is arranged in the vehicle.
As shown in fig. 11 to 17, the oxygen regeneration device 4 includes a placing box 402, an intermediate cylinder 401, and a collecting box 403 connected in sequence from top to bottom. An upper channel 4021 is arranged below the placing box 402 and is in through connection with the interior of the middle barrel 401, and a lower channel 4031 is arranged above the collecting box 403 and is in through connection with the interior of the middle barrel 401.
A rotating rod 5 is arranged at the center of the inner portion of the middle barrel 401, 8 clamping plates 501 are arranged on the circumferential surface of the rotating rod 5, one end of the rotating rod 5 penetrates through the middle barrel 401 to be connected with a motor 502, and the motor 502 is a servo motor with a speed reducing function.
A plurality of sodium peroxide placing tubes 6 are arranged in the placing box 402, and the length of the sodium peroxide placing tubes 6 is the same as that of the inner cavity of the placing box 402, that of the upper channel 4021 and that of the inner cavity of the middle cylinder 401. In order to facilitate the sodium peroxide placing pipe 6 to enter the middle barrel 401 through the upper channel 4021, the bottom surfaces of the placing box 402 at both sides of the upper channel 4021 are inclined to the upper channel 4021, and the inlet of the upper channel 4021 is the lowest point of the bottom surface of the placing box 402.
Referring to fig. 18 and 19, the sodium peroxide holding tube 6 includes a tube body 601, sodium peroxide is filled in the tube body 601, and both ends of the tube body 601 are sealed by sealing films 603. Two ends of the pipe body 601 are convexly provided with positioning rings 602, a sealing film 603 is arranged in the middle of the positioning rings 602, two second filter screens 604 are arranged inside the pipe body 601, and sodium peroxide is placed between the two second filter screens 604.
Two end faces of the middle cylinder 401 are respectively provided with a connecting block 8 with a cavity inside, the cavity inside the connecting block 8 is communicated with the inner cavity of the middle cylinder 401, and the two connecting blocks 8 are eccentrically and symmetrically arranged. A horizontally arranged air pipe 801 is inserted into the connecting block 8, the two air pipes 801 are respectively communicated with the oxygen regeneration air inlet branch pipe 1202 and the internal circulation and external circulation connecting pipe 1203, and a connector 10 is arranged inside the connecting block 8.
As shown in fig. 20, the connector 10 includes a needle 1001 and a connection ring 1002, one end of the needle 1001 is slidably provided inside the trachea 801, and a sliding seal is provided between the needle 1001 and the trachea 801 to increase the sealing property between the needle 1001 and the trachea 801. The needle head end of the needle tube 1001 is opposite to the inner part of the middle tube 401, and the connecting ring 1002 is sleeved on the needle tube 1001.
The needle tube 1001 is sleeved with a positioning cap 1004, the positioning cap 1004 is positioned between the needle head and the connecting ring 1002, a third spring 1003 is connected between the positioning cap 1004 and the connecting ring 1002, a positioning groove 10041 is concavely arranged at one end of the positioning cap 1004 facing the middle barrel 401, and the positioning groove 10041 is matched with the positioning ring 602 for use.
A second electric cylinder 9 is fixed outside the connecting block 8, a push rod 901 is arranged at the driving end of the second electric cylinder 9, a slide way 802 is arranged on the end face of the connecting block 8, and the push rod 901 penetrates through the slide way 802 to be fixedly connected with a connecting ring 1002.
The push rod 901 pushes the needle tube 1001 through the connection ring 1002, the two positioning caps 1004 clamp the sodium peroxide placing tube 6 in the middle, and the positioning groove 10041 is matched with the positioning ring 602 for use, so that the axes of the two connectors 10 and the copper peroxide placing tube 6 are horizontal and overlapped. The needle of the needle tube 1001 penetrates the sealing film 603 of the sodium peroxide containing tube 6 to connect the air tube 801 and the sodium peroxide containing tube 6, and carbon dioxide in the air in the vehicle and the sodium peroxide react chemically to generate oxygen.
The circumferential surface of the rotating rod 5 is connected with a bottom plate 503 through a second spring 504, and the bottom plate 503 is located between two adjacent catch plates 501.
The indent has push pedal groove 4011 on the middle section of thick bamboo 401 inner chamber inner wall, push pedal groove 4011 center and connecting block 8 center lie in same horizontal plane, and all lie in the same one side of middle section of thick bamboo 401 axis, the inside push pedal 7 that is equipped with of push pedal groove 4011, middle section of thick bamboo 401 outside is equipped with first electric jar 701, and a first electric jar 701 drive division passes middle section of thick bamboo 401 outer wall and push pedal 7 fixed connection.
After dropping between the two chucking plates 501, the sodium peroxide holding tube 6 is pressed against the bottom plate 503. After the rotating rod 5 drives the connecting block to rotate to a position opposite to the connecting block 8, the push plate 7 pushes the connecting block inwards, so that the axis of the sodium peroxide placing tube 6 is superposed with the axis of the needle tube 1001. After the tube is used up, the needle tube 1001 and the push plate 7 retract, the rotating rod 5 rotates to make the sodium peroxide placing tube 6 align with the lower channel 4031, and the sodium peroxide placing tube 6 falls into the collecting box 403 under the pushing of the second spring 504.
The push plate 7 ensures that the axis of the sodium oxide accommodating tube 6 coincides with the axis of the needle tube 1001, and the second spring 504 and the bottom plate 503 ensure that the sodium oxide accommodating tube 6 can fall into the collection box 403.
A flow sensor may be installed on the oxygen regeneration air inlet branch pipe 1202 to calculate the total amount of air entering the inside of the sodium peroxide holding pipe 6, and when the total amount of air reaches a threshold value, the next sodium peroxide holding pipe 6 is replaced.
An in-vehicle apparatus air humidity sensor 16.
The external circulation main pipe 11 is connected with a second temperature swing adsorption device 3 through a dewatering air inlet branch pipe 1101 and a dewatering air outlet branch pipe 1102, and the structure of the second temperature swing adsorption device 3 is the same as that of the first temperature swing adsorption device 2. The second temperature swing adsorption device 3 is filled with a water absorbent, and the water absorbent in this embodiment is alumina balls. The second temperature swing adsorption device 3 is connected with the automobile exhaust pipe 13 through an exhaust third inlet branch 1305 and an exhaust third exhaust branch 1306, and the connection mode of the exhaust third inlet branch 1305 and the exhaust third exhaust branch 1306 with the automobile exhaust pipe 13 is the same as the connection mode of the exhaust first inlet branch 1301 and the exhaust first exhaust branch 1302 with the automobile exhaust pipe 13.
The joint of the dewatering air inlet branch pipe 1101 and the external circulation main pipe 11 is located between the main fan 17 and the air outlet of the external circulation main pipe 11, and the dewatering air inlet branch pipe 1101 and the third air inlet branch pipe 1305 are both provided with an electric control regulating valve.
The first exhaust branch pipe 1302, the second exhaust branch pipe 1304 and the third exhaust branch pipe 1306 are all provided with one-way valves.
The exhaust ports of the first temperature swing adsorption device 2 and the second temperature swing adsorption device 3 are respectively provided with a tee joint, the exhaust port of the first temperature swing adsorption device 2 is communicated with the external circulation header pipe 11 and the analysis gas first exhaust branch pipe 1401 through the tee joint, and the exhaust port of the second temperature swing adsorption device 3 is communicated with the dewatering exhaust branch pipe 1102 and the analysis gas second exhaust branch pipe 1402 through the tee joint.
The first exhaust branch 1401 and the analysis gas second exhaust branch 1402 are both connected to the analysis gas exhaust manifold 14, and the outlet of the analysis gas exhaust manifold 14 is connected to the outside of the vehicle.
The first discharge branch 1401 and the second discharge branch 1402 are provided with electric control regulating valves,
an auxiliary fan 18 is provided on the main flue gas discharge pipe 14.
The desorption gas generated during regeneration of the adsorbents in the first adsorption device 2 and the second adsorption device 3 contains a large amount of carbon monoxide and gaseous water, and is discharged to the outside of the vehicle through the desorption gas discharge header 14.
All the electric control adjusting valves, the motor 502, the first electric cylinder 701, the second electric cylinder 9, the carbon dioxide concentration sensor 15, the air humidity sensor 16 and the auxiliary fan 18 are connected with an automobile computer in a control mode.
An air treatment method for a vehicle, comprising the steps of:
A. external circulation: opening a main fan 17, closing an electric control regulating valve on an inner circulation and outer circulation connecting pipe 1203, and opening an electric control regulating valve between an inlet air filtering device 1 and a first temperature swing adsorption device 2;
B. internal circulation: opening the main fan 17, opening the electric control regulating valve on the inner circulation and outer circulation connecting pipe 1203, and closing the electric control regulating valve between the inlet air filtering device 1 and the first temperature swing adsorption device 2;
C. and (3) air inlet coarse filtration: the vehicle-mounted computer receives local real-time PM2.5 values, when the PM2.5 values are lower than a threshold value set by the vehicle-mounted computer, automobile exhaust does not enter the interior of the temperature adjusting box 103, and the fixed filter plate 104 is opposite to the filter holes of the movable filter plate 105; when the value of PM2.5 is higher than the threshold value regulated and set by a vehicle-mounted computer, automobile exhaust is introduced into the temperature regulation box 103, the automobile exhaust heats the temperature bulb 108, the piston rod 1081 pushes the movable filter plate 105 to move, part of filter holes of the movable filter plate 105 of the fixed filter plate 104 are staggered, the filter mesh number is reduced, dust in air is prevented from entering the air inlet filter device 1, and the service life of the air filter element 106 is prolonged;
D. carbon monoxide adsorption: the air enters the first temperature swing adsorption device 2 after being filtered, and carbon monoxide in the air is adsorbed by the carbon monoxide adsorbent, so that the concentration of the carbon monoxide in the vehicle is reduced;
E. and (3) reducing the air humidity: during internal circulation, the air humidity sensor 16 detects the humidity of air in the vehicle, and if the numerical value is higher than a threshold value, the air flows into the second temperature swing adsorption device 3 by adjusting the corresponding electric control adjusting valve, so that the moisture in the air is removed, and the humidity of the air in the vehicle is reduced;
F. oxygen regeneration: during internal circulation, the carbon dioxide concentration sensor 15 detects the concentration of carbon dioxide in the vehicle, when the concentration is higher than a threshold value, air flows into the oxygen regeneration device 4 by adjusting a corresponding electric control adjusting valve, the sodium peroxide placing tube 6 falls between two clamping plates 501 through an upper channel 4021, the motor 502 drives the rotating rod 5 to rotate, the clamping plates 501 drive the sodium peroxide placing tube 6 to rotate to a position opposite to the connecting block 8, the second electric cylinder 9 pushes the needle tube 1001 to enable the needle head of the needle tube to be inserted into the sodium peroxide placing tube 6, the air flows into the sodium peroxide placing tube 6, the carbon dioxide and the sodium peroxide react to generate oxygen, the concentration of the carbon dioxide in the vehicle is reduced, and the concentration of the oxygen is improved;
G. regeneration of the adsorbent: after the device is used for a period of time, the first temperature swing adsorption device 2 and the second temperature swing adsorption device 3 are heated by automobile exhaust through adjusting corresponding electric control adjusting valves, so that the carbon monoxide adsorbent and the water absorbent are regenerated, and the desorption gas generated in the process is discharged out of the vehicle through the desorption gas discharge main pipe 14.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (7)
1. The utility model provides a vehicle-mounted air purification device which characterized in that:
comprises an air inlet filtering device (1), a first temperature swing adsorption device (2), an external circulation main pipe (11) and a main fan (17),
the air inlet of the external circulation main pipe (11) is communicated with the outside of the vehicle through the air inlet filtering device (1), the air outlet of the external circulation main pipe (11) is communicated with the inside of the vehicle, the first temperature swing adsorption device (2) and the main fan (17) are connected in series on the external circulation main pipe (11),
the air inlet filtering device (1) comprises a shell (101), a temperature adjusting box (103), a fixed filtering plate (104), a movable filtering plate (105), an air filter element (106) and a temperature bulb (108), wherein the fixed filtering plate (104) is fixed at an air inlet of the shell (101), the movable filtering plate (105) and the air filter element (106) are sequentially arranged at the rear end of the fixed filtering plate (104), the filtering mesh number of the movable filtering plate (105) is the same as that of the fixed filtering plate (104), the movable filtering plate and the fixed filtering plate are mutually attached, the temperature adjusting box (103) is fixed on the outer wall of the shell (101), the temperature bulb (108) is arranged in the temperature adjusting box (103), the tail end of a piston rod (1081) of the temperature bulb (108) penetrates through the interior of the shell (101) and is fixedly connected with the end face of the movable filtering plate (105), a displacement groove (1012) is concavely arranged on the end face, opposite to the shell (101) and the piston rod (1081), the movable filtering plate (105) moves into the displacement groove (1012) under the pushing of the piston rod (1081),
an air outlet of the shell (101) is communicated with an air inlet of the external circulation main pipe (11), the temperature regulating box (103) is communicated with the automobile exhaust pipe (13) through a first exhaust gas inlet branch pipe (1301) and a first exhaust gas outlet branch pipe (1302),
the first temperature swing adsorption device (2) comprises an adsorbent storage cylinder (201) and a heating jacket (204) sleeved outside the adsorbent storage cylinder (201), a carbon monoxide adsorbent is arranged inside the adsorbent storage cylinder (201), an exhaust port (2022) and an air inlet (2021) are respectively arranged at the upper end and the lower end of the adsorbent storage cylinder (201), the exhaust port (2022) and the air inlet (2021) are respectively communicated with the external circulation main pipe (11), a tail gas exhaust port (2042) and a tail gas inlet (2041) are respectively arranged at the upper end and the lower end of the heating jacket (204), the tail gas inlet (2041) and the tail gas exhaust port (2042) are respectively communicated with the automobile tail gas pipe (13) through a tail gas second inlet branch pipe (1303) and a tail gas second outlet branch pipe (1304),
the first tail gas inlet branch pipe (1301) and the second tail gas inlet branch pipe (1303) are respectively provided with an electric control regulating valve which is connected with an automobile computer control,
the main fan (17) is positioned between the first temperature swing adsorption device (2) and the air outlet of the outer circulation main pipe (11), an electric control regulating valve is arranged between the first temperature swing adsorption device (2) and the air inlet filtering device (1),
an air inlet (2021) of the first temperature swing adsorption device (2) is respectively communicated with an outer circulation main pipe (11) and an inner circulation and outer circulation connecting pipe (1203) through a tee joint, the inner circulation and outer circulation connecting pipe (1203) is communicated with the interior of the vehicle through an inner circulation main pipe (12), the inner circulation main pipe (12) is provided with an electric control regulating valve,
the electric control regulating valves are all electrically connected with a vehicle-mounted computer,
an oxygen regeneration device (4) and a bypass pipe (1201) which are connected in parallel are connected between the internal circulation main pipe (12) and the internal circulation and external circulation connecting pipe (1203), the oxygen regeneration device (4) is communicated with the internal circulation main pipe (12) through an oxygen regeneration air inlet branch pipe (1202), the bypass pipe (1201) and the oxygen regeneration air inlet branch pipe (1202) are both provided with an electric control regulating valve,
the electric control regulating valves are all electrically connected with a vehicle-mounted computer,
a carbon dioxide concentration sensor (15) is arranged in the vehicle,
the oxygen regeneration device (4) comprises a placing box (402), a middle cylinder (401) and a collecting box (403) which are sequentially connected from top to bottom, an upper channel (4021) is arranged below the placing box (402) and is communicated with the interior of the middle cylinder (401), a lower channel (4031) is arranged above the collecting box (403) and is communicated with the interior of the middle cylinder (401),
a rotating rod (5) is arranged at the center of the inner part of the middle cylinder (401), 8 clamping plates (501) are arranged on the circumferential surface of the rotating rod (5), one end of the rotating rod (5) penetrates through the outer part of the middle cylinder (401) to be connected with a motor (502),
a plurality of sodium peroxide placing pipes (6) are arranged in the placing box (402), the length of the sodium peroxide placing pipes (6) is the same as that of the inner cavity of the placing box (402), that of the upper channel (4021) and that of the inner cavity of the middle cylinder (401), the sodium peroxide placing pipes (6) comprise pipe bodies (601), sodium peroxide is arranged in the pipe bodies (601), two ends of each pipe body (601) are sealed through sealing films (603),
two end faces of the middle cylinder (401) are respectively provided with a connecting block (8) with a cavity inside, the cavity inside the connecting block (8) is communicated with the inner cavity of the middle cylinder (401), the two connecting blocks (8) are eccentrically and symmetrically arranged, the connecting block (8) is inserted with a horizontally arranged air pipe (801), the two air pipes (801) are respectively communicated with the oxygen regeneration air inlet branch pipe (1202) and the internal circulation and external circulation connecting pipe (1203), the connecting block (8) is internally provided with a connector (10),
the connector (10) comprises a needle tube (1001) and a connecting ring (1002), one end of the needle tube (1001) is arranged in the trachea (801) in a sliding mode, the needle end of the needle tube (1001) is opposite to the inner part of the middle barrel (401), the connecting ring (1002) is sleeved on the needle tube (1001),
a second electric cylinder (9) is fixed outside the connecting block (8), a push rod (901) is arranged at the driving end of the second electric cylinder (9), a slide way (802) is arranged on the end face of the connecting block (8), the push rod (901) penetrates through the slide way (802) to be fixedly connected with the connecting ring (1002),
the push rod (901) pushes the needle tube (1001) through the connecting ring (1002), the needle head of the needle tube (1001) penetrates through the sealing film (603) of the sodium peroxide placing tube (6), the air tube (801) is communicated with the sodium peroxide placing tube (6), carbon dioxide in the air in the vehicle and the sodium peroxide generate chemical reaction to generate oxygen,
the electric control regulating valve, the motor (502), the second electric cylinder (9) and the carbon dioxide concentration sensor (15) are all electrically connected with the vehicle-mounted computer.
2. The vehicle-mounted air purification device according to claim 1, characterized in that:
the temperature adjusting box (103) is fixed at the left end of the shell (101), 1-3 temperature bulbs (108) are arranged in the temperature adjusting box (103),
the upper end or the lower end or the upper end and the lower end of the movable filter plate (105) are provided with a slide bar (1051), the slide bar (1051) is arranged in a slide way concavely arranged on the inner wall of the shell (101) in a sliding way, the right end surface of the movable filter plate (105) is provided with 1-3 spring supporting rods (1052), the spring supporting rods (1052) are sleeved with first springs (109), the two ends of the first springs (109) are respectively fixedly connected with the right end surface of the movable filter plate (105) and the right end surface of the displacement groove (1012),
the rear end of the air filter element (106) is provided with an active carbon plate (107), two circles of clamping strips (1011) which are annularly arranged are arranged inside the shell (101), the air filter element (106) and the active carbon plate (107) are clamped between the two circles of clamping strips (1011),
an opening is arranged at the position of the end surface of the shell (101) opposite to the air filter element (106) and the activated carbon plate (107), a detachable end cover (102) is covered on the opening,
the upper end and the lower end of the adsorbent storage cylinder (201) are sequentially provided with a first filter screen (203) and a flow guide cover (202), the flow guide cover (202) is in a round table shape, an air inlet (2021) is formed in the tail end of the flow guide cover (202) below, and an air outlet (2022) is formed in the tail end of the flow guide cover (202) above.
3. A vehicle-mounted air cleaning device according to claim 1 or 2, characterized in that:
the bottom surfaces of the placing box (402) at two sides of the upper channel (4021) are inclined towards the upper channel (4021),
positioning rings (602) are convexly arranged at two ends of the pipe body (601), a sealing film (603) is arranged in the middle of the positioning rings (602), two second filter screens (604) are arranged in the pipe body (601), sodium peroxide is placed between the two second filter screens (604),
the needle tube (1001) is sleeved with a positioning cap (1004), the positioning cap (1004) is positioned between the needle head and a connecting ring (1002), a third spring (1003) is connected between the positioning cap (1004) and the connecting ring (1002), a positioning groove (10041) is concavely arranged at one end, facing the middle barrel (401), of the positioning cap (1004), and the positioning groove (10041) is matched with the positioning ring (602) for use.
4. The vehicle-mounted air purification device according to claim 3, characterized in that:
the circumferential surface of the rotating rod (5) is connected with a bottom plate (503) through a second spring (504), the bottom plate (503) is positioned between two adjacent clamping plates (501),
a push plate groove (4011) is concavely arranged on the inner wall of the inner cavity of the middle cylinder (401), the center of the push plate groove (4011) and the center of the connecting block (8) are positioned on the same horizontal plane and are positioned at the same side of the axis of the middle cylinder (401), a push plate (7) is arranged in the push plate groove (4011), a first electric cylinder (701) is arranged outside the middle cylinder (401), a driving part of the first electric cylinder (701) penetrates through the outer wall of the middle cylinder (401) to be fixedly connected with the push plate (7),
the first electric cylinder (701) is electrically connected with the vehicle-mounted computer.
5. The vehicle-mounted air purification device according to claim 4, characterized in that:
an in-vehicle device air humidity sensor (16),
the external circulation main pipe (11) is connected with a second temperature swing adsorption device (3) through a dewatering air inlet branch pipe (1101) and a dewatering air outlet branch pipe (1102), the structure of the second temperature swing adsorption device (3) is the same as that of the first temperature swing adsorption device (2), a water absorbent is filled in the second temperature swing adsorption device (3), the second temperature swing adsorption device (3) is communicated with an automobile exhaust pipe (13) through an exhaust gas third air inlet branch pipe (1305) and an exhaust gas third air outlet branch pipe (1306),
the joint of the water-removing air inlet branch pipe (1101) and the external circulation main pipe (11) is positioned between the main fan (17) and the air outlet of the external circulation main pipe (11),
the water-removing air inlet branch pipe (1101) and the third air inlet branch pipe (1305) are respectively provided with an electric control regulating valve,
the first exhaust branch pipe (1302), the second exhaust branch pipe (1304) and the third exhaust branch pipe (1306) of the tail gas are respectively provided with a one-way valve,
the electric control regulating valve and the air humidity sensor (16) are electrically connected with the vehicle-mounted computer.
6. The vehicle-mounted air purification device according to claim 4 or 5, characterized in that:
the exhaust ports of the first temperature swing adsorption device (2) and the second temperature swing adsorption device (3) are respectively provided with a tee joint, the exhaust port of the first temperature swing adsorption device (2) is communicated with the external circulation main pipe (11) and the first desorption gas exhaust branch pipe (1401) through the tee joint, the exhaust port of the second temperature swing adsorption device (3) is communicated with the dewatering exhaust branch pipe (1102) and the second desorption gas exhaust branch pipe (1402) through the tee joint,
the first discharge branch pipe (1401) and the analysis gas second discharge branch pipe (1402) are both communicated with the analysis gas discharge header pipe (14), the outlet of the analysis gas discharge header pipe (14) is communicated with the outside of the vehicle,
the first discharge branch pipe (1401) and the second discharge branch pipe (1402) of the analysis gas are both provided with an electric control regulating valve,
an auxiliary fan (18) is arranged on the main desorption gas discharge pipe (14),
the electric control regulating valve and the auxiliary fan (18) are respectively electrically connected with the vehicle-mounted computer.
7. A vehicular air processing method of a vehicular air cleaning device according to any one of claims 1 to 6, characterized by comprising the steps of:
A. external circulation: opening a main fan (17), closing an electric control regulating valve on an inner circulation and outer circulation connecting pipe (1203), and opening the electric control regulating valve between an air inlet filtering device (1) and a first temperature swing adsorption device (2);
B. internal circulation: opening a main fan (17), opening an electric control regulating valve on an inner circulation and outer circulation connecting pipe (1203), and closing the electric control regulating valve between the air inlet filtering device (1) and the first temperature swing adsorption device (2);
C. and (3) air inlet coarse filtration: the vehicle-mounted computer receives a local real-time PM2.5 value, when the PM2.5 value is lower than a threshold value set by the vehicle-mounted computer, automobile exhaust does not enter the interior of the temperature adjusting box (103), and the fixed filter plate (104) is opposite to the filter holes of the movable filter plate (105); when the PM2.5 value is higher than a threshold value regulated and set by a vehicle-mounted computer, automobile exhaust is introduced into the temperature regulating box (103), the automobile exhaust heats the temperature bulb (108), the piston rod (1081) pushes the movable filter plate (105) to move, so that part of filter holes of the movable filter plate (105) of the fixed filter plate (104) are staggered, the filter mesh number is reduced, dust in air is prevented from entering the air inlet filter device (1), and the service life of the air filter element (106) is prolonged;
D. carbon monoxide adsorption: the air enters the first temperature swing adsorption device (2) after being filtered, and carbon monoxide in the air is adsorbed by the carbon monoxide adsorbent, so that the concentration of the carbon monoxide in the vehicle is reduced;
E. and (3) reducing the air humidity: during internal circulation, the air humidity sensor (16) detects the humidity of air in the vehicle, and if the numerical value is higher than a threshold value, the air flows into the second temperature swing adsorption device (3) by adjusting the corresponding electric control adjusting valve, so that the moisture in the air is removed, and the humidity of the air in the vehicle is reduced;
F. oxygen regeneration: during internal circulation, a carbon dioxide concentration sensor (15) detects the concentration of carbon dioxide in the vehicle, when the concentration is higher than a threshold value, air flows into the oxygen regeneration device (4) by adjusting a corresponding electric control adjusting valve, a sodium peroxide placing tube (6) falls between two clamping plates (501) through an upper channel (4021), a motor (502) drives a rotating rod (5) to rotate, the clamping plates (501) rotate the sodium peroxide placing tube (6) to a position opposite to a connecting block (8), a second electric cylinder (9) pushes a needle tube (1001) to enable the needle head of the needle tube to be inserted into the sodium peroxide placing tube (6), and the air flows into the sodium peroxide placing tube (6) to enable the carbon dioxide and the sodium peroxide to react to generate oxygen, so that the concentration of the carbon dioxide in the vehicle is reduced, and the concentration of the oxygen is improved;
G. regeneration of the adsorbent: after the device is used for a period of time, the first temperature swing adsorption device (2) and the second temperature swing adsorption device (3) are heated by automobile exhaust through adjusting corresponding electric control adjusting valves, so that the carbon monoxide adsorbent and the water absorbent are regenerated, and the desorption gas generated in the process is discharged out of the automobile through a desorption gas discharge main pipe (14).
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| CN202011010823.4A CN112060878B (en) | 2020-09-23 | 2020-09-23 | Vehicle-mounted air purification device |
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| CN113787888A (en) * | 2021-11-16 | 2021-12-14 | 杭州赛奇机械股份有限公司 | In-car air filtering device for new energy automobile |
| CN114449810B (en) * | 2022-02-08 | 2023-12-29 | 常德市捷芯微电子科技有限公司 | Moistureproof PCB (printed circuit board) of lamp strip controller |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990046387A (en) * | 1999-03-05 | 1999-07-05 | 장두훈 | Air and oxygen supply equipment for car |
| EP1402935A1 (en) * | 2002-09-20 | 2004-03-31 | Ford Global Technologies, Inc. | Filter diagnostics method and arrangement |
| CN204279000U (en) * | 2014-11-27 | 2015-04-22 | 北汽福田汽车股份有限公司 | Oxygen control system in a kind of car |
| CN105329069A (en) * | 2015-11-04 | 2016-02-17 | 浙江大学 | Automobile passenger compartment air conditioning apparatus based on air quality assessment and method thereof |
| CN106377975A (en) * | 2016-11-17 | 2017-02-08 | 南京大学环境规划设计研究院有限公司 | Automotive air purifier and purification method thereof |
| CN107672417A (en) * | 2017-11-22 | 2018-02-09 | 科成精密模塑科技无锡有限公司 | On-board air conditioner precision moding panel and its filtration system |
| CN108556798A (en) * | 2017-09-29 | 2018-09-21 | 淄博职业学院 | A kind of new automobile blows rain method |
| CN209371487U (en) * | 2019-01-21 | 2019-09-10 | 苏州迈斯勒机械设备有限公司 | A kind of air purifier metal plate dust cover |
| JP2020111282A (en) * | 2019-01-16 | 2020-07-27 | 本田技研工業株式会社 | Air purification device for vehicle |
-
2020
- 2020-09-23 CN CN202011010823.4A patent/CN112060878B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990046387A (en) * | 1999-03-05 | 1999-07-05 | 장두훈 | Air and oxygen supply equipment for car |
| EP1402935A1 (en) * | 2002-09-20 | 2004-03-31 | Ford Global Technologies, Inc. | Filter diagnostics method and arrangement |
| CN204279000U (en) * | 2014-11-27 | 2015-04-22 | 北汽福田汽车股份有限公司 | Oxygen control system in a kind of car |
| CN105329069A (en) * | 2015-11-04 | 2016-02-17 | 浙江大学 | Automobile passenger compartment air conditioning apparatus based on air quality assessment and method thereof |
| CN106377975A (en) * | 2016-11-17 | 2017-02-08 | 南京大学环境规划设计研究院有限公司 | Automotive air purifier and purification method thereof |
| CN108556798A (en) * | 2017-09-29 | 2018-09-21 | 淄博职业学院 | A kind of new automobile blows rain method |
| CN107672417A (en) * | 2017-11-22 | 2018-02-09 | 科成精密模塑科技无锡有限公司 | On-board air conditioner precision moding panel and its filtration system |
| JP2020111282A (en) * | 2019-01-16 | 2020-07-27 | 本田技研工業株式会社 | Air purification device for vehicle |
| CN209371487U (en) * | 2019-01-21 | 2019-09-10 | 苏州迈斯勒机械设备有限公司 | A kind of air purifier metal plate dust cover |
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