CN111715026A - Filter box with time delay mechanism - Google Patents
Filter box with time delay mechanism Download PDFInfo
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- CN111715026A CN111715026A CN202010569615.1A CN202010569615A CN111715026A CN 111715026 A CN111715026 A CN 111715026A CN 202010569615 A CN202010569615 A CN 202010569615A CN 111715026 A CN111715026 A CN 111715026A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
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Abstract
The invention discloses a filter box with a time delay mechanism, which relates to a filter box comprising a box body, wherein an air inlet and an air outlet are respectively arranged at two opposite ends of the box body, an air flow channel is arranged in the box body and is vertically arranged with the air outlet, a sliding tray is arranged in the air flow channel in a sliding manner along the flow direction of air flow, an elastic part is arranged between the sliding tray and the inner wall of the box body, a front adsorption device is arranged on the sliding tray, a replacement port is arranged on the side wall of the box body, the replacement port is positioned at the initial position of the sliding tray, the front adsorption device and the replacement port form sliding fit, a side temporary adsorption device is arranged at the air outlet, and the adsorption area of the side temporary adsorption device is larger than the maximum sliding. The invention can prolong the time for replacing the front adsorption device, is beneficial to replacing the front adsorption device in time before the accumulation of the airflow occurs, and also improves the adsorption efficiency of the gas in the box body.
Description
Technical Field
The invention relates to the technical field of experimental instruments, in particular to a filter box with a time delay mechanism.
Background
The activated carbon adsorption tower is the purification equipment with the best treatment effect on organic waste gas and odor. Usually, some processing plants, universities or scientific research laboratories often generate toxic gases during the experiment process, and these gases are relatively high-concentration toxic and harmful gases although the amount of the toxic and harmful gases is not large, and if the toxic and harmful gases are not timely treated and are directly discharged to the atmosphere, the environment and the health of people around the environment can be damaged. An activated carbon adsorption tower is often used in laboratory facilities to treat exhaust gases.
The traditional Chinese patent with the publication number of CN208727112U discloses an activated carbon adsorption box, which comprises a box body, wherein an air inlet is formed in one end of the box body, a filter box is arranged in the box body, an air outlet is formed in the other end of the box body on the filter box, a wind shield is arranged between the filter box and the box body and close to the air outlet, a first opening is formed in the filter box, an activated carbon adsorption device is detachably connected to the first opening, and harmful gas introduced between the box body and the filter box enters the filter box through the first opening and is discharged from the air outlet.
By adopting the scheme, the activated carbon adsorption device is detachably connected to the first opening, and when the activated carbon adsorption device is used for a period of time, the activated carbon adsorption device is conveniently taken out to be cleaned or replaced; however, in actual use, the adsorption degree of the activated carbon adsorption device cannot be accurately predicted, if the activated carbon adsorption device is not replaced in time, the waste gas in the filter box may be blocked to cause damage to the filter box, the waste gas treatment efficiency of the filter box may also be affected, and a part to be improved exists.
Disclosure of Invention
In view of the above technical problems, an object of the present invention is to provide a filter box with a time delay mechanism, wherein when a front adsorption device is in a saturated state, the front adsorption device is pushed by an airflow to slide in an airflow channel, so as to expose a side temporary adsorption device, and enable a blocked airflow to flow through the side temporary adsorption device and flow out from an air outlet, thereby prolonging a time for replacing the front adsorption device, facilitating timely replacement of the front adsorption device before accumulation of the airflow, and improving an adsorption efficiency of the gas in the box body.
The technical purpose of the invention is realized by the following technical scheme:
a filter box with a time delay mechanism comprises a box body, wherein an air inlet and an air outlet are respectively arranged at two opposite ends of the box body, an air flow channel communicated with the air inlet and the air outlet is arranged in the box body, the air flow channel and the air outlet are vertically arranged, a sliding tray is arranged in the air flow channel in a sliding manner along the flow direction of air flow, an elastic piece for realizing the automatic reset of the sliding tray is arranged between the sliding tray and the inner wall of the box body, a front adsorption device is arranged on the sliding tray, a replacement port communicated with the air flow channel is arranged on the side wall of the box body, the replacement port is positioned at the initial position of the sliding tray, the front adsorption device and the replacement port form a sliding fit, a side temporary adsorption device is arranged at the air outlet, and the side temporary adsorption device and the front adsorption device are vertically arranged, and the adsorption area of the side temporary adsorption device is greater than the maximum sliding distance of the front adsorption device, and when the front adsorption device slides, the side temporary adsorption device is exposed.
By adopting the technical scheme, in actual use, because the front adsorption device is replaced with a certain replacement period, and the replacement period has a certain time deviation, after the front adsorption device is adsorbed to a saturated state, the front adsorption device can block gas in the gas flow channel, so that the sliding tray can slide in the gas flow channel under the propelling action of gas flow, and further the front adsorption device can slide, once the front adsorption device slides along the gas flow direction, the side temporary adsorption device can be exposed, so that the blocked gas flow can flow through the side temporary adsorption device and flow out from the gas outlet, and then when a worker needs to replace the front adsorption device, the gas inlet valve is closed, so that no gas flow exists in the box body, and further the sliding tray is under the action of the elastic part, the front adsorption device automatically returns to the original position, and at the moment, the worker can replace the front adsorption device at the replacement port, utilize the interim adsorption equipment in side to prolong the time that the staff changed positive adsorption equipment promptly to compensate the time deviation that the change cycle exists, help guaranteeing timely change, avoid producing the phenomenon emergence that gaseous hoarded, in addition, also improved the adsorption efficiency to the box internal gas.
The present invention in a preferred example may be further configured to: the airflow channel sequentially comprises a horizontal channel and a vertical channel along the direction of the air inlet and the direction of the air outlet, the front adsorption device is positioned in the vertical horizontal channel, and an air guide assembly used for balancing airflow is arranged at the joint of the horizontal channel and the vertical channel.
Through adopting above-mentioned technical scheme, utilize air guide component, can with from the air inlet circulate to the air current in the horizontal passage balanced ground water conservancy diversion to the positive adsorption equipment in the vertical passage on, help improving the stability that the tray that slides, in addition, make full use of the adsorption area of positive adsorption equipment, improve adsorption efficiency.
The present invention in a preferred example may be further configured to: the air guide assembly comprises a horizontal plate and a guide plate for converting horizontal airflow into vertical airflow, the horizontal plate is horizontally arranged in a horizontal channel, the guide plate is arranged in a plurality of positions at intervals along the length direction of the horizontal plate, and the height of the guide plate on the horizontal plate is gradually increased along the airflow direction in the horizontal channel.
Through adopting above-mentioned technical scheme, because the air current flow direction in the high air guide plate along horizontal passage on the horizontal plate increases gradually, strike the air current on the air guide plate with the level and progressively and evenly water conservancy diversion to vertical passageway in, and then specifically realize will flow to the air current in the horizontal passage from the air inlet and evenly water conservancy diversion to vertical passageway on the positive adsorption equipment in.
The present invention in a preferred example may be further configured to: and one end of the guide plate, which is far away from the horizontal plate in the length direction, is obliquely arranged towards the air outlet.
Through adopting above-mentioned technical scheme, will arbitrary the one end that the horizontal plate was kept away from to guide plate length direction all is the slope setting towards the direction of gas outlet for the speed that turns to of horizontal striking air current on the guide plate also helps improving the velocity of flow of air current in vertical passageway in addition, and then helps improving the holistic adsorption efficiency of this rose box.
The invention in a preferred example can be further configured that a guide component for improving the moving stability of the sliding tray is arranged in the air flow channel.
Through adopting above-mentioned technical scheme, utilize the direction subassembly, help improving the stability that the tray that slides.
The present invention in a preferred example may be further configured to: the guide assembly comprises a guide plate, a guide groove with a downward opening is formed in the side wall, close to the gas outlet, of the box body, the guide plate is embedded into the guide groove and forms sliding fit with the guide groove, and one side, far away from the guide groove, of the guide plate is fixedly arranged on the sliding tray.
Through adopting above-mentioned technical scheme, in the in-service use, when the tray that slides does not slide, the lateral wall of the tray that slides just in time blocks the interim adsorption equipment in side, when the tray that slides, under the guide effect of deflector and guide way, has specifically improved the stability that the tray that slides in airflow channel.
The present invention in a preferred example may be further configured to: the box body is positioned at the replacement port and is provided with a sealing structure for sealing the replacement port.
Through adopting above-mentioned technical scheme, utilize seal structure, improve the sealed effect of replacement mouth department for in the inside filterable gas of box can not follow replacement mouth inflow atmosphere, in order to prevent to cause the pollution to the environment.
The present invention in a preferred example may be further configured to: seal structure includes protrusion neck piece and closing plate, protrusion neck piece and box body are integrative to be set up, just set up the seal port that is linked together with the replacement mouth on the protrusion neck piece, the seal port department of setting at protrusion neck piece can be dismantled to the closing plate.
Through adopting above-mentioned technical scheme, in-service use utilizes the protruding neck piece that sets up with box an organic whole and can dismantle the closing plate that sets up on the rim of protruding neck piece, guarantees that the structural strength of box lateral wall can not receive destruction to prevent that gas from running off on the lateral wall of box, help improving the leakproofness on the box lateral wall.
Compared with the prior art, the invention has the following beneficial effects:
when the front adsorption device is in a saturated state, the front adsorption device is pushed by airflow to slide in the airflow channel, so that the side temporary adsorption device is exposed, the blocked airflow flows through the side temporary adsorption device and flows out from the air outlet, the time for replacing the front adsorption device is prolonged, the front adsorption device can be replaced in time before the airflow is accumulated, and the adsorption efficiency of the gas in the box body is improved;
the guide plates are obliquely arranged and are arranged along the wind flow direction in a gradually-increasing mode, so that the air flow which flows from the air inlet into the horizontal channel is uniformly guided to the front adsorption device in the vertical channel, the sliding stability of the sliding tray is improved, in addition, the adsorption area of the front adsorption device is fully utilized, and the adsorption efficiency is improved;
comprehensive utilization of the side temporary adsorption device, the air guide assembly and the sealing structure is beneficial to improving the overall adsorption and filtration efficiency of the filter box.
Drawings
FIG. 1 is an axial view of the filter box of the present embodiment, which mainly shows the overall structure of the filter box with a delay mechanism;
FIG. 2 is a sectional view of the filter box structure with a delay mechanism according to the present embodiment;
fig. 3 is an enlarged view of a portion a of fig. 2, which mainly shows the structure of the delay mechanism and the air guide assembly;
FIG. 4 is an exploded view of a second alternative port of a filter box with a delay mechanism according to the present embodiment;
fig. 5 is an enlarged view of a portion B of fig. 4, mainly showing a schematic view of the seal structure.
Reference numerals: 1. a box body; 11. a guide groove; 2. a first blind plate; 21. an air inlet; 3. a second blind plate; 22. an air outlet; 4. an air flow channel; 41. a horizontal channel; 42. a vertical channel; 5. a replacement port; 51. a first replacement port; 52. a second replacement port; 53. a third replacement port; 6. a demisting layer; 7. a grid gas plate; 8. a viewing port; 9. an overflow drain channel; 10. a front adsorption device; 20. a sealing structure; 201. a protruding neck block; 2011. sealing the opening; 202. a sealing plate; 2021. a groove is embedded; 2022. a gasket; 203. connecting the edge plates; 30. a time delay mechanism; 301. a lateral temporary adsorption device; 302. a slipping tray; 3021. a pull chute; 303. an elastic member; 40. a limiting plate; 50. a guide assembly; 501. a guide plate; 60. an air guide assembly; 601. a horizontal plate; 602. a baffle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a filter box with a time delay mechanism comprises a box body 1, wherein a first blind plate 2 and a second blind plate 3 are respectively arranged on two sides of the box body 1 deviating from each other in the length direction, a corresponding air inlet 21 is formed in the first blind plate 2 according to the size of an air inlet pipe, a corresponding air outlet 22 is formed in the second blind plate 3 according to the size of an air outlet pipe as required, an air flow channel 4 communicated with the air inlet 21 and the air outlet 22 is formed in the box body 1, the air flow channel 4 sequentially comprises a horizontal channel 41 and a vertical channel 42 along the direction from the air inlet 21 to the air outlet 22, the vertical channel 42 and the horizontal channel 41 are arranged in a T shape, and two ends of the vertical channel 42 are respectively communicated with the air outlet 22 and are arranged vertically to the air outlet; the gas flow is caused to flow from the gas inlet 21 to the horizontal passage 41 in turn, and then divided into two gas flows flowing from both ends of the vertical passage 42 to the gas outlet 22, thereby discharging the gas.
A replacement port 5 is formed in the side wall of the box body 1 in the width direction, the replacement port 5 comprises a first replacement port 51, a second replacement port 52 and a third replacement port 53, the first replacement port 51 is communicated with the horizontal channel 41, the second replacement port 52 and the third replacement port 53 are symmetrically arranged on the vertical channel 42 by taking the horizontal channel 41 as a symmetry axis and are communicated with the vertical channel 42, wherein a defogging layer 6 consisting of PP hollow spheres is arranged in the first replacement port 51 in a sliding manner, the defogging layer 6 is vertically arranged, and grid air plates 7 which are arranged in a shape of a Chinese character jing are arranged on two horizontal sides of the defogging layer 6 of the horizontal channel 41; an observation port 8 is arranged on the upper side in the horizontal vertical direction, and an overflow sewage draining channel 9 is arranged on the lower side of the horizontal channel 41 in the vertical direction of the defogging layer 6; the second replacement port 52 and the third replacement port 53 are both provided with front adsorption devices 10 in a sliding manner, the two front adsorption devices 10 are both arranged as activated carbon adsorption layers, and the two activated carbon adsorption layers are both horizontally arranged; the box body 1 is provided with the sealing structure 20 at the first replacement port 51, the observation port 8, the second replacement port 52 and the third replacement port 53.
In practical use, the air inlet 21 is connected with an air inlet pipe passing through a pickling tank, the gas after acid washing is filtered by the defogging layer 6 to remove moisture in the gas, the moisture is discharged through the overflow sewage discharge channel 9, then the gas is shunted to two ends of the vertical channel 42 by the horizontal channel 41 to enter the two activated carbon adsorption layers in sequence, and then the gas is subjected to adsorption filtration and finally discharged from the air outlets 22 at two ends of the vertical channel 42.
Wherein, after reaching the replacement cycle, the staff can be respectively with defogging layer 6 and two active carbon adsorption layers through sliding and draw out from first replacement mouth 51, second replacement mouth 52 and third replacement mouth 53 respectively, change, wherein, when defogging layer 6 and two active carbon adsorption layers were located box 1 inside, utilize first replacement mouth 51, viewing aperture 8, second replacement mouth 52 and third replacement mouth 53 department setting seal structure 20, improve with the sealed effect of first replacement mouth 51, viewing aperture 8, second replacement mouth 52 and third replacement mouth 53 department, make the gas of being inside the box 1 filtering can not follow first replacement mouth 51, viewing aperture 8, second replacement mouth 52 and third replacement mouth 53 department and flow into in the atmosphere, in order to prevent to cause the pollution to the environment.
As shown in fig. 4 and 5, since the sealing structures 20 provided at the first replacement port 51, the observation port 8, the second replacement port 52, and the third replacement port 53 are all the same, the sealing structure 20 at the second replacement port 52 will be explained as an example.
As shown in fig. 2 and fig. 3, when actually replacing the activated carbon adsorption layer, a certain replacement period is provided, and the replacement period will cause a certain time deviation in the replacement period due to factors such as waste gas, in order to compensate for the time deviation, the activated carbon happiness layer is replaced in time, the two ends of the vertical channel 42 are provided with the delay mechanisms 30 on one side of the two activated adsorption layers, and the two delay mechanisms 30 are symmetrically arranged. Since the two delay mechanisms 30 have the same structure and principle, any one of the two delay mechanisms 30 will be taken as an example for explanation.
The time delay mechanism 30 comprises a side temporary adsorption device 301, a sliding tray 302 and an elastic part 303, the side temporary adsorption device 301 is arranged as an activated carbon temporary adsorption layer, the activated carbon temporary adsorption layer is positioned on one side of the air outlet 22 and is vertically arranged, so that the activated carbon temporary adsorption layer and the activated carbon adsorption layer are vertically arranged, the sliding tray 302 is arranged in the vertical channel 42 in a sliding manner, a drawing sliding groove 3021 is formed in the sliding tray 302, the activated carbon adsorption layer is inserted into the drawing sliding groove 3021 and forms sliding fit with the drawing sliding groove 3021, and the adsorption area of the activated carbon temporary adsorption layer is larger than the maximum sliding distance of the activated carbon adsorption layer; the limiting plate 40 is fixed on the inner wall of the vertical channel 42 at the second replacement port 52, the bottom of the sliding tray 302 in the vertical direction abuts against the limiting plate 40, the position is the initial position of the sliding tray 302, and at this time, the activated carbon adsorption layer is located at the bottommost part of the activated carbon temporary adsorption layer; elastic component 303 sets up to compression spring, and compression spring is provided with four, and four compression spring's both ends are fixed respectively at four contained angle departments of the vertical direction upside of tray 302 that slides, and four compression spring's the other end is fixed on the inner wall of the vertical direction upside of vertical passageway 42.
In practical use, after the activated carbon adsorption layer is adsorbed to a saturated state, the activated carbon adsorption layer blocks the gas in the vertical channel 42, so that the sliding tray 302 slides in the vertical channel 42 under the propelling action of the gas flow, and further the activated carbon adsorption layer slides upwards, once the activated carbon adsorption layer slides upwards along the gas flow direction, the activated carbon temporary adsorption layer is exposed, so that the blocked gas flow flows through the activated carbon temporary adsorption layer and flows out from the gas outlet 22, and then when a worker needs to replace the activated carbon adsorption layer, the gas inlet valve of the whole waste gas treatment system is closed, so that no gas flow exists in the box body 1, and further the sliding bracket automatically returns to the original position under the action of the elastic force of the compression spring, so that the worker can dismantle the sealing structure 20 at the second replacement port 52 to replace the activated carbon adsorption layer, utilize the interim adsorbed layer of active carbon to prolong the time that the staff changed the active carbon adsorbed layer promptly to compensate the time deviation that the change cycle exists, help guaranteeing in time to change, help avoiding producing the phenomenon emergence that gas was hoarded, in addition, also improved the adsorption efficiency to gas in the box 1.
The guide assemblies 50 are disposed on two horizontally opposite sides of the vertical channel 42 adjacent to the air outlet, and since the two guide assemblies 50 have the same structure and installation manner, one of the guide assemblies 50 is taken as an example for explanation.
The guide assembly 50 includes a guide plate 501, a guide groove 11 with a downward opening is formed in one side of the vertical channel 42 close to the air outlet 22, the guide plate 501 is slidably disposed in the guide groove 11, and one side of the guide plate 501 far away from the guide groove 11 is fixed on the sliding tray 302. In practical use, the sliding fit between the guide plate 501 and the guide groove 11 is utilized to improve the stability of the sliding tray 302 in the vertical channel 42.
The air guide assembly 60 is arranged at the joint of the horizontal channel 41 and the vertical channel 42, the air guide assembly 60 comprises a horizontal plate 601 and a plurality of guide plates 602, the horizontal plate 601 is horizontally fixed in the horizontal channel 41, the guide plates 602 are symmetrically arranged at two sides of the vertical deviation of the horizontal plate 601 and are arranged along the horizontal direction, six guide plates 602 are arranged at any side of the horizontal plate 601 in the embodiment, the height of the six guide plates 602 is gradually increased along the direction from the air inlet to the horizontal channel 41, and one end of any guide plate 602, which is far away from the horizontal plate 601 in the length direction, is obliquely arranged towards the direction of the air outlet 22,
in practical use, the gradually increased guide plates 602 are utilized to gradually and uniformly guide the airflow horizontally impacting on the guide plates 602 into the vertical channel 42, and the airflow flowing from the air inlet 21 into the horizontal channel 41 is uniformly guided to the two branches and respectively flows onto the activated carbon adsorption layers at the two ends of the vertical channel 42 to be uniformly adsorbed and filtered, so that the stability of the sliding in the vertical channel 42 of the two sliding trays 302 is improved; the guide plate 602 is arranged obliquely, which is helpful for accelerating the turning speed of the airflow horizontally impacting on the guide plate 602 and also is helpful for improving the flow speed of the airflow in the vertical channel 42; in addition, make full use of the adsorption area of active carbon adsorption layer, improve adsorption efficiency to and help guaranteeing that two active carbon adsorption layers have the same adsorption efficiency, make the time deviation that two active carbon adsorption layers were changed have the identity, make things convenient for the staff to once only change two active carbon adsorption layers.
The implementation principle of the embodiment is as follows:
in practical use, the air inlet 21 is connected with an air inlet pipe passing through a pickling tank, the gas after acid washing is filtered by the defogging layer 6 to remove water in the gas, the water is discharged through the overflow sewage discharge channel 9, then the airflow is evenly distributed to two ends of the vertical channel 42 from the horizontal channel 41 under the action of the guide plates 602 on two sides of the horizontal plate 601 in the vertical direction, sequentially enters the two activated carbon adsorption layers, is subjected to adsorption filtration, and is finally discharged from the air outlets 22 on two ends of the vertical channel 42;
after the two activated carbon adsorption layers are adsorbed to a saturated state, the two activated carbon adsorption layers block the gas on the two sides in the vertical channel 42, so that the two sliding trays 302 slide towards the two ends of the vertical channel 42 under the propelling action of the gas flow, and further the two activated carbon adsorption layers move and slide towards the direction close to the gas outlet 22, once any activated carbon adsorption layer slides, the corresponding activated carbon temporary adsorption layer is exposed, and the blocked gas flow flows through the activated carbon temporary adsorption layer and flows out from the gas outlet 22; namely, the temporary activated carbon adsorption layer is utilized to prolong the time for workers to replace the activated carbon adsorption layer so as to make up for the time deviation existing in the replacement period, thereby being beneficial to ensuring the timely replacement and avoiding the phenomenon of gas accumulation;
when the staff need change the active carbon adsorbed layer, close whole exhaust-gas treatment system's admission valve for there is not the air current in the box 1, and then two brackets that slide under the effect of corresponding compression spring elasticity, make the active carbon adsorbed layer automatic recovery to the primary importance, at this moment, the staff alright remove corresponding seal structure 20 at second replacement mouth 52 and third replacement mouth 53, change the operation to two active carbon adsorbed layers.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a rose box with time delay mechanism, includes box (1), the both ends that box (1) is relative are provided with air inlet (21) and gas outlet (22) respectively, its characterized in that, seted up airflow channel (4) that are linked together with air inlet (21) and gas outlet (22) in box (1), just airflow channel (4) are perpendicular setting with gas outlet (22), it is provided with slip tray (302) to slide along the flow direction of air current in airflow channel (4), just it has elastic component (303) that is used for realizing slip tray (302) automatic re-setting to slide between the inner wall of tray (302) and box (1), be provided with positive adsorption equipment (10) on slip tray (302), set up replacement mouth (5) that are linked together with airflow channel (4) on the lateral wall of box (1), replacement mouth (5) are located the initial position of slip tray (302), just positive adsorption equipment (10) and replacement mouth (5) form the cooperation of sliding, gas outlet (22) department is provided with the interim adsorption equipment of side (301), the interim adsorption equipment of side (301) is perpendicular setting with positive adsorption equipment (10), just the adsorption area of the interim adsorption equipment of side (301) is greater than the biggest distance of sliding of positive adsorption equipment (10), works as when positive adsorption equipment (10) slides, exposes the interim adsorption equipment of side (301).
2. A filtering box with a time delay mechanism according to claim 1, characterized in that the air flow channel (4) comprises a horizontal channel (41) and a vertical channel (42) in sequence along the direction of the air inlet (21) and the air outlet (22), the front adsorption device (10) is located in the vertical horizontal channel (41), and an air guide assembly (60) for equalizing air flow is arranged at the joint of the horizontal channel (41) and the vertical channel (42).
3. A filter box with a time delay mechanism as claimed in claim 2, wherein said air guiding assembly (60) comprises a horizontal plate (601) and a baffle (602) for converting horizontal air flow into vertical air flow, said horizontal plate (601) is horizontally disposed in the horizontal channel (41), said baffle (602) is disposed in plurality at intervals along the length direction of the horizontal plate (601), and the height of the baffle (602) on said horizontal plate (601) is gradually increased along the air flow direction in the horizontal channel (41).
4. A filter box with a time delay mechanism according to claim 3, wherein one end of the length direction of any one of the flow guide plates (602) far from the horizontal plate (601) is inclined towards the air outlet (22).
5. A filter box with a time delay mechanism according to claim 1, characterized in that a guide assembly (50) for improving the sliding stability of the sliding tray (302) is arranged in the air flow channel (4).
6. The filter box with the time delay mechanism according to claim 5, wherein the guide assembly (50) comprises a guide plate (501), a guide groove (11) with a downward opening is formed in the side wall of the box body (1) close to the air outlet (22), the guide plate (501) is embedded in the guide groove (11) and forms a sliding fit with the guide groove (11), and one side of the guide plate (501) far away from the guide groove (11) is fixedly arranged on the sliding tray (302).
7. A filter box with a time delay mechanism according to claim 1, characterized in that the box body (1) at the replacement port (5) is provided with a sealing structure (20) for sealing the replacement port (5).
8. The filter box with the time delay mechanism as claimed in claim 7, wherein the sealing structure (20) comprises a protruding neck block (201) and a sealing plate (202), the protruding neck block (201) is integrated with the box body (1), a sealing port (2011) communicated with the replacement port (5) is formed in the protruding neck block (201), and the sealing plate (202) is detachably disposed at the sealing port (2011) of the protruding neck block (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010569615.1A CN111715026A (en) | 2020-06-20 | 2020-06-20 | Filter box with time delay mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010569615.1A CN111715026A (en) | 2020-06-20 | 2020-06-20 | Filter box with time delay mechanism |
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| CN111715026A true CN111715026A (en) | 2020-09-29 |
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| CN202010569615.1A Pending CN111715026A (en) | 2020-06-20 | 2020-06-20 | Filter box with time delay mechanism |
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| US6179903B1 (en) * | 1997-10-15 | 2001-01-30 | Seka Schutzbeluftung Gmbh | Mobile unit for cleaning contaminated air |
| CN202490515U (en) * | 2012-03-09 | 2012-10-17 | 天津市明生环保工程设备有限公司 | Organic paint fog filter device |
| CN205340496U (en) * | 2016-01-05 | 2016-06-29 | 株洲丛发环保科技有限公司 | Organic waste gas integrated treating equipment |
| CN208389723U (en) * | 2018-05-31 | 2019-01-18 | 山东汇力环保科技有限公司 | A kind of industrial waste gas filter device |
| CN208727112U (en) * | 2018-06-07 | 2019-04-12 | 成都中增科教设备有限公司 | A kind of activated carbon adsorption case |
| CN209576206U (en) * | 2019-01-30 | 2019-11-05 | 泉州东霖环保科技有限公司 | A kind of novel exhaust gas adsorption device |
| CN209934392U (en) * | 2019-04-27 | 2020-01-14 | 深圳市点金贵金属精炼有限公司 | Active carbon adsorption tower |
| CN210544191U (en) * | 2019-06-18 | 2020-05-19 | 东莞市红升环保设备有限公司 | Active carbon adsorption tower with replaceable prefilter layer |
| CN210448474U (en) * | 2019-07-18 | 2020-05-05 | 苏州贝捷环保设备有限公司 | Oil mist exhaust purification all-in-one |
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