CN218191621U - Exhaust treatment device for laboratory ventilation cabinet - Google Patents
Exhaust treatment device for laboratory ventilation cabinet Download PDFInfo
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- CN218191621U CN218191621U CN202222698503.3U CN202222698503U CN218191621U CN 218191621 U CN218191621 U CN 218191621U CN 202222698503 U CN202222698503 U CN 202222698503U CN 218191621 U CN218191621 U CN 218191621U
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Abstract
The utility model discloses a laboratory is exhaust treatment device for fume chamber, including handling the case, it is close to top department fixedly connected with granule adsorption sponge layer and nanometer adsorption strip respectively to handle the incasement wall, the utility model discloses a worker's board, pivot, fly leaf, drive gear, bull stick, turning handle, driven bevel gear, the mutually supporting between each part of drive bevel gear and fixed axle uses for this laboratory is exhaust treatment device for fume chamber, can drive the reciprocal upper and lower removal of worker's board of drive under two drive gear difference to rotating, thereby can drive the baffle and reciprocate and open or close the gas vent, thereby can carry out exhaust work, also can prevent simultaneously that the waste gas that does not handle from handling the case inner chamber and spill over and discharge in the air, promoted the device open and close the effect, solved the problem that can not be convenient open or close the gas vent.
Description
Technical Field
The utility model relates to a waste gas treatment technical field especially relates to a waste gas treatment device for laboratory fume chamber.
Background
Exhaust treatment device for laboratory fume chamber is a support equipment who carries out the exhaust-gas treatment operation, can produce certain waste gas when the laboratory is tested, and the direct discharge of waste gas can the polluted environment, needs to handle.
At present, the exhaust treatment device that uses in the market, can not be convenient is connected the device with the fume chamber, and opens and close the effect not good, causes can not be convenient opens or closes the gas vent, consequently, has provided an exhaust treatment device for laboratory fume chamber to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a waste gas treatment device for a laboratory fume chamber.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
a waste gas treatment device for a laboratory fume hood comprises a treatment box, wherein a particle adsorption sponge layer and a nanometer adsorption strip are fixedly connected to the positions, close to the top, of the inner wall of the treatment box respectively, the nanometer adsorption strip is arranged on the upper portion, two driving gears are arranged at the positions, close to the center, of the bottom of the particle adsorption sponge layer and are meshed with each other, two movable plates are movably connected to the positions, close to the center, of the front sides of the two driving gears respectively, the bottoms of the two movable plates are jointly provided with an I-shaped plate, the positions, close to the centers, of the inner walls of the front side and the rear side of the I-shaped plate respectively and are movably connected with rotating shafts, the positions, close to the bottoms, of the two rotating shafts are fixedly connected with adjacent movable plates respectively, the bottoms of the two movable plates are fixedly connected with a baffle plate, an exhaust port is formed at the position, close to the center, the inner cavity of the exhaust port is movably connected with the baffle plate, and a sealing ring is sleeved on the baffle plate, the treatment box is characterized in that a fixed hole is formed in the top part of the treatment box close to the center, an air duct is fixedly connected to the inner cavity of the fixed hole, an air suction pump is fixedly connected to the air duct close to the bottom end, a positioning disc is fixedly connected to the top end of the air duct, an air inlet hole is formed in the left side of the positioning disc close to the center, a connecting shaft is arranged in the inner cavity of the positioning disc close to the center of the front side, threaded rods are fixedly connected to the upper end and the lower end of the connecting shaft at opposite directions in threaded tapping, one ends of the two threaded rods far away from the center of the inner cavity of the connecting shaft are fixedly connected to the inner walls of the upper side and the lower side of the positioning disc close to the center of the front side respectively, threaded sleeves are sleeved on the two threaded rods at one ends of the two threaded rods close to the center of the inner cavity of the positioning disc, a connecting plate is fixedly connected to the rear side of the two connecting plates close to the center, both sides all have seted up the square groove near center department about the positioning disk, two the roof is kept away from positioning disk inner chamber center one side and all is run through adjacent square groove inner chamber to equal fixedly connected with arc suction disc, it is close to the equal fixedly connected with landing leg in four corners department to handle the bottom of the case portion.
Further, the common fixedly connected with slide bar of rear side center department is close to both sides inner wall about the positioning disk, both ends department all overlaps and is equipped with the sliding sleeve, and two near the upper and lower both ends department on the slide bar the sliding sleeve front side is close to center department all with adjacent connecting plate rear side fixed connection.
Furthermore, two threaded holes are formed in the positions, close to the center, of the inner cavities of the thread sleeves, and internal threads matched with adjacent threaded rods are formed in the inner walls of the threaded holes.
Furthermore, a worm wheel is fixedly connected to the connecting shaft close to the center, a worm is arranged on the right side of the worm wheel, the worm and the worm wheel are meshed, a rotating roller is fixedly connected to the front end of the worm, the front end of the rotating roller is movably connected with the inner wall of the front side of the positioning disc close to the center, a connecting shaft is fixedly connected to the front end of the rotating roller close to the center, an opening is formed in the front side of the positioning disc close to the center, and the front end of the connecting shaft penetrates through the inner cavity of the opening and is fixedly connected with a handle.
Further, two drive gear is bilateral symmetry setting with handling case inner chamber center as the symmetry axis, and two drive gear rear sides are close to the equal fixedly connected with fixed axle of center department, and two the fixed axle rear end is close to left and right sides center swing joint with handling case rear side inner wall respectively.
Furthermore, a driven bevel gear is fixedly connected to the fixed shaft on the left side and close to the front end, a driving bevel gear is arranged on the rear side of the driven bevel gear and close to the left side, and the driving bevel gear is meshed with the driven bevel gear.
Further, drive bevel gear left side and be close to center department fixedly connected with bull stick, the bull stick left end is close to center department fixedly connected with connecting rod, it has seted up the commentaries on classics hole to handle case left side and be close to center rear side department, the connecting rod left end runs through the commentaries on classics hole inner chamber to fixedly connected with turning handle.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model discloses an arc suction disc, the handle, the positioning disk, the roof, the slide bar, the sliding sleeve, the threaded rod, the swivel nut, the connecting plate, the worm, the connecting axle, mutually supporting between each part of worm wheel and commentaries on classics roller uses, make this exhaust treatment device for laboratory fume chamber, rotate through two threaded rods positive directions of convenient drive, make two threaded rods can drive two connecting plates steady to both sides removal, be convenient for two connecting plates drive two arc suction discs to expand to both sides through two roofs and be connected with the fume chamber inner wall is swift, thereby can be convenient with this exhaust treatment device and fume chamber link together carry out exhaust treatment work;
2. the utility model discloses an worker's shaped plate, a rotating shaft, the fly leaf, drive gear, the bull stick, the turning handle, driven bevel gear, mutually support between each part of drive bevel gear and fixed axle uses, make this waste gas treatment device for laboratory fume chamber, can drive the reciprocal upper and lower removal of worker's shaped plate under two drive gear difference to rotating, thereby can drive the baffle and reciprocate to open the gas vent or close, thereby can carry out exhaust work, also can prevent simultaneously that the waste gas that does not pass through the processing from handling the incasement chamber and spill over and discharge in the air, the device open and close the effect has been promoted, the problem of opening or closing the gas vent that can not be convenient has been solved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic front view of the present embodiment;
FIG. 2 is a left side view of the component positioning plate of the present embodiment;
FIG. 3 is an enlarged schematic view of the structure at the point A in the present embodiment;
FIG. 4 is a schematic view of a partial top view of the component processing box according to the present embodiment;
fig. 5 is a partial top view structural schematic diagram of the i-shaped component plate of the present embodiment.
In the figure: 1. a treatment tank; 2. a baffle plate; 3. a I-shaped plate; 4. a rotating shaft; 5. a movable plate; 6. a drive gear; 7. a rotating rod; 8. a support leg; 9. a handle is rotated; 10. a particle adsorption sponge layer; 11. a nano-adsorption strip; 12. a getter pump; 13. an air duct; 14. an arc-shaped suction plate; 15. a handle; 16. positioning a plate; 17. a top plate; 18. a slide bar; 19. a sliding sleeve; 20. a threaded rod; 21. a threaded sleeve; 22. a connecting plate; 23. a worm; 24. a connecting shaft; 25. a worm gear; 26. rotating the roller; 27. a driven bevel gear; 28. a drive bevel gear; 29. and fixing the shaft.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 5, the present invention provides a technical solution:
implementation 1: a waste gas treatment device for a laboratory fume hood comprises a treatment box 1, wherein a particle adsorption sponge layer 10 and a nanometer adsorption strip 11 are fixedly connected to the inner wall of the treatment box 1 close to the top respectively, the nanometer adsorption strip 11 is arranged above, two driving gears 6 are arranged at the bottom of the particle adsorption sponge layer 10 close to the center, the two driving gears 6 are meshed with each other, a movable plate 5 is movably connected to the front sides of the two driving gears 6 close to the center of the top, an I-shaped plate 3 is arranged at the bottom of the two movable plates 5 together, rotating shafts 4 are movably connected to the inner walls of the front side and the rear side of the I-shaped plate 3 close to the center of the left side and the right side of the I-shaped plate together, the two rotating shafts 4 are fixedly connected to the adjacent movable plates 5 close to the bottom near the center, a baffle 2 is fixedly connected to the bottom of the I-shaped plate 3, an exhaust port is arranged at the bottom of the treatment box 1 close to the center, the baffle 2 is movably connected to the inner cavity of the exhaust port, and a sealing ring is sleeved on the baffle 2, the top of the treatment box 1 is provided with a fixed hole near the center, the inner cavity of the fixed hole is fixedly connected with an air duct 13, the air duct 13 is fixedly connected with an air suction pump 12 near the bottom end, the top of the air duct 13 is fixedly connected with a positioning disc 16, the left side of the positioning disc 16 is provided with an air inlet near the center, the inner cavity of the positioning disc 16 is provided with a connecting shaft 24 near the center of the front side, the upper end and the lower end of the connecting shaft 24 are fixedly connected with threaded rods 20, the thread tapping directions of the two threaded rods 20 are opposite, one end of the two threaded rods 20 far away from the center of the inner cavity of the connecting shaft 24 is respectively fixedly connected with the inner walls of the upper side and the lower side of the positioning disc 16 near the center of the front side, one end of the two threaded rods 20 near the center of the inner cavity of the positioning disc 16 is sleeved with threaded sleeves 21, the inner cavities of the two threaded sleeves 21 are provided with threaded holes near the center, and the inner walls of the two threaded holes are provided with inner threads matched with the adjacent threaded rods 20, the rear sides of the two screw sleeves 21 close to the center are fixedly connected with connecting plates 22, the inner walls of the upper side and the lower side of the positioning disc 16 close to the rear center are fixedly connected with a slide bar 18 together, the positions of the slide bar 18 close to the upper side and the lower side are sleeved with sliding sleeves 19, the positions of the front sides of the two sliding sleeves 19 close to the center are fixedly connected with the rear sides of the adjacent connecting plates 22, one sides of the two connecting plates 22 far away from the center of the inner cavity of the positioning disc 16 close to the center are fixedly connected with top plates 17, the positions of the upper side and the lower side of the positioning disc 16 close to the center are provided with square grooves, one sides of the two top plates 17 far away from the center of the inner cavity of the positioning disc 16 penetrate through the inner cavities of the adjacent square grooves and are fixedly connected with arc-shaped suction plates 14, and the bottom of the treatment box 1 close to the four corners are fixedly connected with supporting legs 8;
implementation 2: a worm wheel 25 is fixedly connected to the connecting shaft 24 close to the center, a worm 23 is arranged on the right side of the worm wheel 25, the worm 23 is meshed with the worm wheel 25, a rotating roller 26 is fixedly connected to the front end of the worm 23, the front end of the rotating roller 26 is movably connected with the inner wall of the front side of the positioning disc 16 close to the center, a connecting shaft is fixedly connected to the front end of the rotating roller 26 close to the center, an opening is formed in the front side of the positioning disc 16 close to the center, the front end of the connecting shaft penetrates through the inner cavity of the opening, and a handle 15 is fixedly connected to the front end of the connecting shaft 24, so that the connecting shaft 24 can drive the two threaded rods 20 to synchronously rotate;
implementation 3: two drive gear 6 are bilateral symmetry setting with handling 1 inner chamber center of case as the symmetry axis, and two drive gear 6 rear sides are close to equal fixedly connected with fixed axle 29 of center department, be located and be close to front end department fixedly connected with driven bevel gear 27 on left fixed axle 29, driven bevel gear 27 rear side is close to left side department and has drive bevel gear 28, drive bevel gear 28 left side is close to center department fixedly connected with bull stick 7, bull stick 7 left end is close to center department fixedly connected with connecting rod, handling 1 left side department of case is close to center rear side and has seted up the turning bore, the connecting rod left end runs through the turning bore inner chamber, and fixedly connected with turning handle 9, and mesh mutually between drive bevel gear 28 and the driven bevel gear 27, and two fixed axle 29 rear ends respectively with handling 1 rear side inner wall be close to left and right sides center department swing joint, be convenient for drive two drive gear 6 not equidirectional rotations.
The working principle is as follows: when the waste gas treatment device is used, firstly, a worker places the positioning disc 16 into the inner cavity of the fume hood from the inner cavity of the fume hood vent hole, then the worker rotates the handle 15 forward, so that the handle 15 drives the rotating roller 26 to rotate forward, the rotating roller 26 rotates forward to drive the worm 23 to rotate forward, the worm 23 is meshed with the worm wheel 25 when rotating, so that the worm wheel 25 can drive the connecting shaft 24 to rotate forward, the connecting shaft 24 rotates forward to drive the two threaded rods 20 to rotate forward synchronously, because the thread tapping directions of the two threaded rods 20 are opposite, the two threaded rods 20 drive the two thread sleeves 21 to move towards two sides, drive the two connecting plates 22 to move towards two sides, the two connecting plates 22 move towards two sides, the two sliding sleeves 19 can be driven to slide towards two sides on the sliding rod 18 in the process of the two connecting plates 22, so that the two top plates 17 can be conveniently pushed out from the inner cavity of the positioning disc 16 by the two connecting plates 14 to move towards two sides, the two arc-shaped suction plates 14 can be conveniently and be conveniently adsorbed on the inner wall of the fume hood, thereby conveniently connecting the waste gas treatment device and the fume hood can be conveniently connected with the fume hood through the two exhaust gas suction pumps 12, so that the two exhaust gas suction pump 12 can be conveniently and conveniently driven by the two exhaust gas suction pipes 22, the exhaust gas suction pump 12 through the connecting plates 22, the working substance flows downwards after being treated by the nano adsorption strips 11 and the particle adsorption sponge layer 10, then a worker rotates the rotating handle 9, so that the rotating handle 9 drives the rotating rod 7 to rotate, the rotating rod 7 rotates to drive the driving bevel gear 28 to rotate, the driving bevel gear 28 is meshed with the driven bevel gear 27 when rotating, the driven bevel gear 27 drives the left fixed shaft 29 to rotate, the left fixed shaft 29 can drive the left driving gear 6 to rotate, the two driving gears 6 can rotate in different directions due to the meshing between the two driving gears 6, the two movable plates 5 are driven to start to do circular motion around the two driving gears 6 to drive the working plate 3 to move up and down, when the two movable plates 5 gradually rotate downwards from the tops of the two driving gears 6, the two movable plates 5 can drive the working plate 3 to move downwards together, and the working plate 3 drives the baffle 2 to move downwards to open the exhaust port for exhaust work, when the two driving gears 6 gradually rotate upwards from the bottoms of the two driving gears 6, the two movable plates 5 can jointly drive the I-shaped plate 3 to move upwards, so that the I-shaped plate 3 drives the baffle plate 2 to move upwards to close the exhaust port to prevent untreated waste gas from overflowing from the inner cavity of the treatment box 1 to be discharged into the air, and therefore, the waste gas treatment device for the laboratory fume chamber can drive the I-shaped plate 3 to move up and down in a reciprocating manner under the different rotation directions of the two driving gears 6, so that the baffle plate 2 can be driven to move up and down to open or close the exhaust port, the exhaust work can be performed, meanwhile, untreated waste gas can be prevented from overflowing from the inner cavity of the treatment box 1 to be discharged into the air, the opening and closing effect of the device is improved, and the problem that the exhaust port cannot be opened or closed conveniently is solved, the above is the whole working process of the utility model.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides an exhaust treatment device for laboratory fume chamber, is including handling the case, its characterized in that: the treatment box comprises a treatment box inner wall, a particle adsorption sponge layer and a nanometer adsorption strip are fixedly connected to the treatment box inner wall close to the top respectively, the nanometer adsorption strip is arranged on the treatment box inner wall, two driving gears are arranged at the position close to the center of the bottom of the particle adsorption sponge layer and are meshed with each other, two movable plates are movably connected to the positions close to the center of the top on the front sides of the two driving gears, an I-shaped plate is arranged at the bottom of the two movable plates together, rotating shafts are movably connected to the positions close to the centers of the left and right sides of the inner walls of the front and back sides of the I-shaped plate together, the two rotating shafts are fixedly connected to the positions close to the bottom of the adjacent movable plates, a baffle is fixedly connected to the bottom of the I-shaped plate, an exhaust port is arranged at the position close to the center of the treatment box bottom, the baffle is movably connected to an exhaust port inner cavity, a sealing ring is sleeved on the baffle, and a fixing hole is arranged at the position close to the center of the treatment box top, the air guide pipe is fixedly connected with the inner cavity of the fixed hole, the air suction pump is fixedly connected with the air guide pipe close to the bottom end, the top end of the air guide pipe is fixedly connected with a positioning disc, an air inlet hole is formed in the left side of the positioning disc close to the center of the front side, the inner cavity of the positioning disc is provided with a connecting shaft close to the center of the front side, threaded rods are fixedly connected with the upper end and the lower end of the connecting shaft at opposite directions, one ends of the two threaded rods, far away from the center of the inner cavity of the connecting shaft, are respectively and fixedly connected with the inner walls of the upper side and the lower side of the positioning disc close to the center of the front side, are sleeved with screw sleeves, connecting plates are fixedly connected with the rear sides of the two screw sleeves close to the center, and one sides of the two connecting plates, far away from the center of the inner cavity of the positioning disc, are fixedly connected with a top plate close to the center, both sides all have seted up the square groove near center department about the positioning disk, two the roof is kept away from positioning disk inner chamber center one side and all is run through adjacent square groove inner chamber to equal fixedly connected with arc suction disc, it is close to the equal fixedly connected with landing leg in four corners department to handle the bottom of the case portion.
2. An exhaust treatment device for a laboratory fume hood according to claim 1, wherein: the common fixedly connected with slide bar of rear side center department is close to both sides inner wall about the positioning disk, both ends department all overlaps and is equipped with the sliding sleeve about being close to on the slide bar, and two the sliding sleeve front side is close to center department all with adjacent connecting plate rear side fixed connection.
3. An exhaust treatment device for a laboratory fume hood according to claim 1, wherein: two threaded holes are formed in the positions, close to the center, of the inner cavities of the screw sleeves, and internal threads matched with adjacent threaded rods are formed in the inner walls of the threaded holes.
4. An exhaust treatment device for a laboratory fume hood according to claim 1, wherein: the worm wheel is fixedly connected to the position, close to the center, of the connecting shaft, a worm is arranged on the right side of the worm wheel, the worm and the worm wheel are meshed, the front end of the worm is fixedly connected with a rotating roller, the front end of the rotating roller is movably connected with the position, close to the center, of the inner wall of the front side of the positioning disc, the front end of the rotating roller is fixedly connected with a connecting shaft, close to the center, of the front side of the positioning disc is provided with an opening, and the front end of the connecting shaft penetrates through the inner cavity of the opening and is fixedly connected with a handle.
5. An exhaust treatment device for a laboratory fume hood according to claim 1, wherein: two drive gear is bilateral symmetry setting with handling case inner chamber center as the symmetry axis, and two drive gear rear sides are close to the equal fixedly connected with fixed axle of center department, and two fixed axle rear end is close to left and right sides center swing joint with handling case rear side inner wall respectively.
6. An exhaust treatment device for a laboratory fume hood according to claim 5, wherein: and the rear side of the driven bevel gear is provided with a driving bevel gear close to the left side, and the driving bevel gear is meshed with the driven bevel gear.
7. An exhaust treatment device for a laboratory fume hood according to claim 6, wherein: the left side of the driving bevel gear is close to a fixedly connected rotating rod at the center, the left end of the rotating rod is close to a fixedly connected connecting rod at the center, a rotating hole is formed in the left side of the processing box close to the rear side of the center, and the left end of the connecting rod penetrates through an inner cavity of the rotating hole and is fixedly connected with a rotating handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222698503.3U CN218191621U (en) | 2022-10-13 | 2022-10-13 | Exhaust treatment device for laboratory ventilation cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222698503.3U CN218191621U (en) | 2022-10-13 | 2022-10-13 | Exhaust treatment device for laboratory ventilation cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218191621U true CN218191621U (en) | 2023-01-03 |
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ID=84642231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222698503.3U Active CN218191621U (en) | 2022-10-13 | 2022-10-13 | Exhaust treatment device for laboratory ventilation cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218191621U (en) |
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2022
- 2022-10-13 CN CN202222698503.3U patent/CN218191621U/en active Active
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