CN214373671U - Anti-suck-back device for atmospheric sampler - Google Patents
Anti-suck-back device for atmospheric sampler Download PDFInfo
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- CN214373671U CN214373671U CN202022654602.2U CN202022654602U CN214373671U CN 214373671 U CN214373671 U CN 214373671U CN 202022654602 U CN202022654602 U CN 202022654602U CN 214373671 U CN214373671 U CN 214373671U
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Abstract
The utility model discloses an anti-suck-back device for atmosphere sampler, the power distribution box comprises a box body, one side of box is provided with operating panel, one side of box is provided with the anti-flow box, the upper end fixed mounting of anti-flow box has the conveyer belt, the last fixed surface of anti-flow box installs the filter screen, one side of anti-flow box is provided with the air inlet, the inside fixed mounting of anti-flow box has the second anti-flow bottle, one side fixed mounting of second anti-flow bottle has first anti-flow bottle, the surperficial swing joint of anti-flow box has the handle, the inside top fixed mounting of anti-flow box has small-size air pump, the lower extreme fixed mounting of small-size air pump has big end cover, one side fixed mounting of big end cover has little end cover, be connected through the connecting pipe between big end cover and the little end cover, the inside lower extreme fixed mounting of anti-flow box has two lift boxes, the inside swing joint of lift box has the lift cover. This atmosphere sample utensils prevents suck-back device makes the device realize convenient fixed and prevent the function of gaseous suck-back.
Description
Technical Field
The utility model relates to an air sampler is with preventing suck-back device technical field specifically is an air sampler is with preventing suck-back device.
Background
The air sampler has a plurality of types and can be divided into a gas (including steam) sampler and a particulate matter sampler according to a collection object; the device can be divided into an environment sampler, an indoor sampler (such as a sampler used in a factory workshop) and a pollution source sampler (such as a chimney sampler) according to the using place, and also has an atmosphere sampler with special application, such as a sampler for simultaneously collecting gas and particles, sulfur dioxide and particles in the atmosphere or hydrogen fluoride and particles, and the like, so that the mutual relation of sulfur or fluorine in gas and solid substances can be conveniently researched, and the sampler for collecting bacteria in the air also has the problem that the prior anti-suck-back device for the atmosphere sampler is difficult to be fixedly installed and the internal gas can generate suck-back conditions.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an air sampler is with preventing suck-back device has solved air sampler and has had to prevent suck-back device existence and be difficult to carry out the problem that fixed mounting and inside gas can take place the suck-back situation.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: an anti-suck-back device for an atmosphere sampler comprises a box body, wherein an operation panel is arranged on one side of the box body, a flow-proof box is arranged on one side of the box body, a conveyor belt is fixedly arranged at the upper end of the flow-proof box, a filter screen is fixedly arranged on the upper surface of the flow-proof box, an air inlet is arranged on one side of the flow-proof box, a second flow-proof bottle is fixedly arranged in the flow-proof box, a first flow-proof bottle is fixedly arranged on one side of the second flow-proof bottle, a handle is movably connected to the surface of the flow-proof box, a small air pump is fixedly arranged at the top end in the flow-proof box, a large sealing end cover is fixedly arranged at the lower end of the small air pump, a small sealing end cover is fixedly arranged on one side of the large sealing end cover, the large sealing end cover is connected with the small sealing end cover through a connecting pipe, and two lifting boxes are fixedly arranged at the lower end in the flow-proof box, the inside swing joint of lift box has the lift cover, the lower surface swing joint of lift cover has the screw thread post, one side swing joint of screw thread post has the power motor, the lower fixed surface of flow prevention box installs the connecting seat, the lower fixed surface of connecting seat installs the grafting round pin, the lower surface swing joint of grafting round pin has three telescopic link.
The second anti-flow bottle and the first anti-flow bottle form an anti-flow structure, and the second anti-flow bottle is communicated with the first anti-flow bottle through a connecting pipe.
The small air pump, the large sealing end cover and the small sealing end cover form an air inlet pipeline, and an air inlet pipeline is fixedly mounted on the lower surface of the small air pump.
The small sealing end cover and the conveying belt form an air supply pipeline, and purified water is arranged inside the second anti-flow bottle and the first anti-flow bottle.
The lifting structure is formed by the lifting box and the lifting sleeve, the supporting bases are fixedly mounted on the lower surfaces of the first anti-flow bottle and the second anti-flow bottle, and the large sealing end cover and the small sealing end cover are made of rubber materials.
The lifting sleeve and the threaded column form a supporting structure, and the lifting sleeve and the threaded column are in meshing transmission through threads.
The power structure is formed by the threaded column and the power motor, a gear is arranged at the lower end of the power motor, and the power motor and the lower end of the threaded column are in meshing transmission through tooth grooves.
The connecting base and the plug pin form a plug structure, and a cross groove is formed in the connecting base.
(III) advantageous effects
The utility model provides an anti-suck-back device for atmospheric sampling device. The method has the following beneficial effects:
(1) this atmosphere sampling device is with preventing suck-back device, through the cooperation of second anti-flow bottle and first anti-flow bottle and connecting pipe, the connecting pipe inserts the inside pure water back of second anti-flow bottle, when gaseous suck-back, can offset the pressure of suck-back through inside pure water, makes it be difficult to the backward flow to through second anti-flow bottle and first anti-flow bottle twice process, the backward flow situation of reduction device that can be very big.
(2) This air sampler is with preventing suck-back device through the cooperation of connecting seat and grafting round pin and telescopic link, can realize convenient fixed function to the box to and play the effect of support to the box, and simple structure, it is convenient to dismantle.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the anti-flowing box of the present invention;
FIG. 3 is a schematic view of the internal structure of the anti-flowing box of the present invention;
fig. 4 is a schematic view of the connection structure of the connection seat and the plug pin of the present invention.
In the figure: 1. a box body; 2. an operation panel; 3. a flow prevention box; 4. a conveyor belt; 5. a filter screen; 6. an air inlet; 7. a second anti-flow bottle; 8. a first anti-flow bottle; 9. a handle; 10. a small air pump; 11. a large seal end cap; 12. a small seal end cap; 13. a connecting pipe; 14. a lifting box; 15. a lifting sleeve; 16. a threaded post; 17. a power motor; 18. a connecting seat; 19. a telescopic rod; 20. and (4) inserting pins.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the utility model provides a technical solution: an anti-suck-back device for an atmosphere sampler comprises a box body 1, an operation panel 2, a flow-proof box 3, a conveyor belt 4, a filter screen 5, an air inlet 6, a second flow-proof bottle 7, a first flow-proof bottle 8, a handle 9, a small air pump 10, a large sealing end cover 11, a small sealing end cover 12, a connecting pipe 13, a lifting box 14, a lifting sleeve 15, a threaded column 16, a power motor 17, a connecting seat 18, a telescopic rod 19 and a plug pin 20, wherein the operation panel 2 is arranged on one side of the box body 1, the flow-proof box 3 is arranged on one side of the box body 1, the conveyor belt 4 is fixedly arranged at the upper end of the flow-proof box 3, the filter screen 5 is fixedly arranged on the upper surface of the flow-proof box 3, the air inlet 6 is arranged on one side of the flow-proof box 3, the second flow-proof bottle 7 is fixedly arranged in the flow-proof box 3, the first flow-proof bottle 8 is fixedly arranged on one side of the second flow-proof bottle 7, the handle 9 is movably connected to the surface of the flow-proof box 3, the top end inside the anti-flow box 3 is fixedly provided with a small air pump 10, the lower end of the small air pump 10 is fixedly provided with a large sealing end cover 11, one side of the large sealing end cover 11 is fixedly provided with a small sealing end cover 12, the large sealing end cover 11 is connected with the small sealing end cover 12 through a connecting pipe 13, the lower end inside the anti-flow box 3 is fixedly provided with two lifting boxes 14, the lifting boxes 14 are movably connected with a lifting sleeve 15, the lower surface of the lifting sleeve 15 is movably connected with a threaded column 16, one side of the threaded column 16 is movably connected with a power motor 17, the lower surface of the anti-flow box 3 is fixedly provided with a connecting seat 18, the lower surface of the connecting seat 18 is fixedly provided with an inserting pin 20, and the lower surface of the inserting pin 20 is movably connected with three telescopic rods 19;
the second anti-flow bottle 7 and the first anti-flow bottle 8 form an anti-flow structure, the second anti-flow bottle 7 is communicated with the first anti-flow bottle 8 through a connecting pipe 13, the communication effect of the device can be realized through the mechanism,
the small air pump 10, the large sealing end cover 11 and the small sealing end cover 12 form an air inlet pipeline, an air inlet pipeline is fixedly arranged on the lower surface of the small air pump 10, the small air pump 10 is matched with the large sealing end cover 11, the functions of air inlet and sealing installation of the device can be realized,
the small sealing end cover 12 and the conveyor belt 4 form an air supply pipeline, purified water is arranged inside the second anti-flow bottle 7 and the first anti-flow bottle 8, the sealing effect on the second anti-flow bottle 7 and the air supply function on the conveyor belt 4 can be realized through the action of the small sealing end cover 12,
the lifting box 14 and the lifting sleeve 15 form a lifting structure, the lower surfaces of the first anti-flow bottle 8 and the second anti-flow bottle 7 are fixedly provided with a supporting base, the large sealing end cover 11 and the small sealing end cover 12 are made of rubber materials, the lifting function of the supporting base can be realized through the matching of the lifting box 14 and the lifting sleeve 15,
the lifting sleeve 15 and the threaded column 16 form a supporting structure, the lifting sleeve 15 and the threaded column 16 are in meshing transmission through threads, the lifting function of the device can be realized through the matching of the lifting sleeve 15 and the threaded column 16,
the threaded column 16 and the power motor 17 form a power structure, the lower end of the power motor 17 is provided with a gear, the lower ends of the power motor 17 and the threaded column 16 are in meshing transmission through tooth grooves, the function of convenient transmission of the device can be realized through the matching of the power motor 17 and the threaded column 16,
connecting seat 18 and plug pin 20 constitute the grafting structure, and the inside of connecting seat 18 is provided with the cross recess, through this mechanism, can realize the convenient function of taking and fixing of box 1.
When the device is used, the second anti-flow bottle 7 and the first anti-flow bottle 8 are firstly placed on the upper surface of the supporting seat, the power motor 17 drives the threaded column 16 to realize the gear transmission to drive the threaded column 16 to rotate, the threaded column 16 and the lifting sleeve 15 are driven to rise through the thread engagement, so that the upper surfaces of the first anti-flow bottle 8 and the second anti-flow bottle 7 are hermetically connected with the lower surfaces of the large sealing end cover 11 and the small sealing end cover 12, external air is pumped into the interior through the small air pump 10 and is sent into the interior of the first anti-flow bottle 8 through the air inlet pipe to extend into the purified water in the interior of the first anti-flow bottle 8, then the air is sent into the purified water in the interior of the second anti-flow bottle 7 through the connecting pipe 13, finally the air is sent into the interior of the box body 1 through the conveyor belt 4 to be detected, the second anti-flow bottle 7 is matched with the first anti-flow bottle 8 and the connecting pipe 13, and after the connecting pipe 13 is inserted into the purified water in the interior of the second anti-flow bottle 7, when gaseous suck-back, can offset the pressure of suck-back through inside pure water, make it be difficult to the backward flow to through second anti-flow bottle 7 and 8 processes of first anti-flow bottle, the backward flow situation of reduction device that can be very big, through connecting seat 18 and the cooperation of grafting round pin 20 and telescopic link 19, can realize convenient fixed function to box 1, and to the effect that plays the support to box 1, and simple structure, it is convenient to dismantle.
To sum up, can obtain, through the cooperation of second anti-flow bottle 7 with first anti-flow bottle 8 and connecting pipe 13, connecting pipe 13 inserts the second anti-flow bottle 7 inside purified water after, when gaseous suck-back, can offset the pressure of suck-back through inside purified water, it is difficult to the backward flow to make it, and through second anti-flow bottle 7 and 8 twice processes of first anti-flow bottle, the backward flow situation of reduction device that can be very big, through connecting seat 18 and grafting round pin 20 and telescopic link 19's cooperation, can realize convenient fixed function to box 1, and play the effect of support to box 1, and simple structure, it is convenient to dismantle.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an atmosphere sample utensils prevents suck-back device, includes box (1), its characterized in that: an operation panel (2) is arranged on one side of the box body (1), a flow-proof box (3) is arranged on one side of the box body (1), a conveyor belt (4) is fixedly arranged at the upper end of the flow-proof box (3), a filter screen (5) is fixedly arranged on the upper surface of the flow-proof box (3), an air inlet (6) is arranged on one side of the flow-proof box (3), a second flow-proof bottle (7) is fixedly arranged inside the flow-proof box (3), a first flow-proof bottle (8) is fixedly arranged on one side of the second flow-proof bottle (7), a handle (9) is movably connected to the surface of the flow-proof box (3), a small air pump (10) is fixedly arranged at the top end inside the flow-proof box (3), a large sealing end cover (11) is fixedly arranged at the lower end of the small air pump (10), a small sealing end cover (12) is fixedly arranged on one side of the large sealing end cover (11), be connected through connecting pipe (13) between big end cap (11) and little end cap (12), the lower extreme fixed mounting who prevents flowing case (3) inside has two to go up and down box (14), the inside swing joint of box (14) goes up and down cover (15) that goes up and down, the lower surface swing joint that goes up and down cover (15) has screw thread post (16), one side swing joint of screw thread post (16) has power motor (17), the lower fixed surface of preventing flowing case (3) installs connecting seat (18), the lower fixed surface of connecting seat (18) installs grafting round pin (20), the lower surface swing joint of grafting round pin (20) has three telescopic link (19).
2. The anti-suck-back device for the atmosphere sampler according to claim 1, wherein: the second anti-flow bottle (7) and the first anti-flow bottle (8) form an anti-flow structure, and the second anti-flow bottle (7) is communicated with the first anti-flow bottle (8) through a connecting pipe (13).
3. The anti-suck-back device for the atmosphere sampler according to claim 1, wherein: an air inlet pipeline is formed by the small air pump (10), the large sealing end cover (11) and the small sealing end cover (12), and an air inlet pipeline is fixedly installed on the lower surface of the small air pump (10).
4. The anti-suck-back device for the atmosphere sampler according to claim 1, wherein: the small sealing end cover (12) and the conveyor belt (4) form an air supply pipeline, and purified water is arranged inside the second anti-flow bottle (7) and the first anti-flow bottle (8).
5. The anti-suck-back device for the atmosphere sampler according to claim 1, wherein: lifting structure is constituteed with lift cover (15) to lift box (14), the equal fixed mounting of first anti-flow bottle (8) and second anti-flow bottle (7) lower surface has the support base, big end cap (11) are the rubber material with little end cap (12).
6. The anti-suck-back device for the atmosphere sampler according to claim 1, wherein: the lifting sleeve (15) and the threaded column (16) form a supporting structure, and the lifting sleeve (15) and the threaded column (16) are in meshing transmission through threads.
7. The anti-suck-back device for the atmosphere sampler according to claim 1, wherein: the power structure is composed of the threaded column (16) and the power motor (17), a gear is arranged at the lower end of the power motor (17), and the power motor (17) and the lower end of the threaded column (16) are in meshing transmission through tooth grooves.
8. The anti-suck-back device for the atmosphere sampler according to claim 1, wherein: the connecting base (18) and the inserting pin (20) form an inserting structure, and a cross groove is formed in the connecting base (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022654602.2U CN214373671U (en) | 2020-11-17 | 2020-11-17 | Anti-suck-back device for atmospheric sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022654602.2U CN214373671U (en) | 2020-11-17 | 2020-11-17 | Anti-suck-back device for atmospheric sampler |
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| Publication Number | Publication Date |
|---|---|
| CN214373671U true CN214373671U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022654602.2U Active CN214373671U (en) | 2020-11-17 | 2020-11-17 | Anti-suck-back device for atmospheric sampler |
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| Country | Link |
|---|---|
| CN (1) | CN214373671U (en) |
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- 2020-11-17 CN CN202022654602.2U patent/CN214373671U/en active Active
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