CN220454977U

CN220454977U - Air environment quality detection gas collector

Info

Publication number: CN220454977U
Application number: CN202321000074.6U
Authority: CN
Inventors: 张宇翔; 王辉; 宋爽
Original assignee: Jiangsu Environmental Protection Group Suqian Co ltd
Current assignee: Jiangsu Environmental Protection Group Suqian Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2024-02-06
Anticipated expiration: 2033-04-28

Abstract

The utility model discloses an air environment quality detection gas collector, which relates to the technical field of gas collectors and comprises a support, wherein a collecting cylinder is fixedly arranged at the upper end of the support, an air inlet pipe and an air outlet pipe are respectively communicated with the side wall and the bottom of the collecting cylinder, a vertical rod is rotatably arranged at the bottom of the support, a placing plate is fixedly arranged at the top of the vertical rod, a plurality of sampling cylinders are fixedly arranged at the top of the placing plate, an air outlet pipe is communicated with the top of the sampling cylinders, the air outlet pipe and the air outlet pipe are communicated with each other in a matched mode, and two symmetrically arranged fixing plates are fixedly arranged at one side, far away from the vertical rod, of the support. The bracket, the collection cylinder, the reciprocating gas collection mechanism, the vertical rods, the placement plate and the sampling cylinders can enable the collection cylinder to continuously collect gas under the driving of the reciprocating screw rod, the gas is sampled and then is introduced into the sampling cylinders, the gas can be rapidly collected and sampled for multiple times, the gas is detected at the same time, and the gas collection and detection efficiency is improved.

Description

Air environment quality detection gas collector

Technical Field

The utility model relates to the technical field of gas collectors, in particular to an air environment quality detection gas collector.

Background

The air environment quality detection means that factors such as chemical pollutants, fine particles, atmospheric pressure and the like in indoor or outdoor air are monitored in real time, corresponding data analysis and report are provided according to the factors, and gas is required to be collected by a gas collector in the process.

Through searching, patent number CN212254781U discloses a gas collector for detecting the quality of the air environment of a factory, and the gas collector drives a connecting rod to reciprocate through a reciprocating mechanism, so as to drive a piston to reciprocate in a collecting cylinder, and the collection and the discharge of the gas in the collecting cylinder are realized through the closing of a collecting port and a valve. The gas collector for detecting the quality of the air environment of the factory is simple in structure and convenient to operate.

However, the collector needs to detect the gas after each sampling, so that when multiple gas sampling is needed, multiple detection operations are needed frequently, which results in low gas collection and detection efficiency as a whole.

Disclosure of Invention

The present utility model has been made in view of the above-mentioned problems with the existing air environment quality detection gas collectors.

Therefore, the utility model aims to provide an air environment quality detection gas collector, which solves the problems that the gas collection and detection efficiency is low as a whole because the detection of the gas is required to be carried out after each sampling, so that the detection work is required to be carried out frequently when the gas is required to be sampled for a plurality of times.

In order to achieve the above object, the present utility model provides the following technical solutions:

the utility model provides an air environment quality detection gas collector, includes the support, the upper end of support is fixed and is equipped with a collection section of thick bamboo, the lateral wall and the bottom of collection section of thick bamboo are equipped with intake pipe and outlet duct in the intercommunication respectively, the bottom of support rotates and is equipped with the montant, the top of montant is fixed and is equipped with places the board, the top of placing the board is fixed and is equipped with a plurality of sampling tubes, the top intercommunication of sampling tube is equipped with the gas production pipe, outlet duct and gas production pipe cooperation switch-on are put through and are set up, the cooperation of gas production pipe and gas production pipe can be after the gas production of collection section of thick bamboo lets in the sampling tube with gas, accomplishes the collection of gas;

two symmetrically arranged fixing plates are fixedly arranged on one side, far away from the vertical rod, of the support, and a reciprocating gas sampling mechanism is arranged between the two fixing plates and the collection cylinder, so that the collection cylinder can perform rapid gas extraction;

the wall of the vertical rod is provided with a transmission mechanism.

Preferably, the reciprocating gas production mechanism comprises a reciprocating screw rod, the reciprocating screw rod is rotationally arranged in the two fixing plates, the cross plate is penetrated through by threads on the wall of the rod, the top of the cross plate is fixedly provided with a pull rod, the pull rod penetrates into the collection cylinder and is fixedly provided with a piston, the piston is in contact connection with the inner wall of the collection cylinder, the top of the fixing plate is fixedly provided with a motor, the output end of the motor is fixedly connected with the reciprocating screw rod, the cross plate drives the pull rod and the piston to longitudinally reciprocate when the reciprocating screw rod rotates, and the collection and the discharge of external gas can be completed by matching with the air inlet pipe and the air outlet pipe.

Preferably, the upper end of the bracket is provided with a sliding hole matched with the sliding of the transverse plate, and the longitudinal sliding of the transverse plate is stably and limitedly supported.

Preferably, the transmission mechanism comprises a cross rod, the cross rod is rotationally arranged at the lower end of the support, bevel gears are fixedly arranged at the positions, close to one end, of the cross rod and the vertical rod, the bevel gears are meshed, the bevel gears can rotate, and the vertical rod can drive the placing plate and the sampling cylinders to perform rapid rotation and transposition.

Further, the fixed pinion rack that is equipped with in bottom of pinion rack, the fixed block that is equipped with a plurality of intervals and sets up of lower extreme of pinion rack, the fixed block rotates and is equipped with the ratchet tooth, the ratchet tooth meshing is equipped with the ratchet wheel, the ratchet wheel is fixed cup jointing with the horizontal pole, the ratchet tooth passes through spring and pinion rack fixed connection, the bottom contact of ratchet tooth is equipped with the limiting plate, limiting plate and pinion rack fixed connection, at pinion rack reciprocating motion in-process, through the unidirectional meshing of ratchet wheel and ratchet tooth for the horizontal pole can carry out the clearance rotation that lasts the adoption in-process, thereby a plurality of sampling tubes can replace the gas production.

Preferably, the outer walls of the air inlet pipe, the air outlet pipe and the air sampling pipe are fixedly provided with air one-way valves, so that air can flow unidirectionally under the action of pressure.

Preferably, the sealing rings are fixedly arranged on the side, close to the gas outlet pipe and the gas production pipe, of the gas outlet pipe, so that the communication tightness of the gas between the gas outlet pipe and the gas production pipe is ensured.

Preferably, the lower end of the side wall of the sampling tube is provided with a sampling tube, and the inner wall of the sampling tube is threaded with a sealing bolt, so that the sealing bolt can be taken down, and gas is extracted from the sampling tube for detection.

Preferably, the air inlet pipe, the air outlet pipe and the air sampling pipe are all hard plastic pipes, so that the use stability of each air pipe in the air sampling work is ensured.

Preferably, the ratchet teeth and the fixed block are connected in a rotating way through the shaft pin, so that the ratchet teeth and the fixed block can rotate conveniently.

In the technical scheme, the utility model has the technical effects and advantages that:

1. according to the utility model, through the bracket, the collection cylinder, the reciprocating gas collection mechanism, the vertical rods, the placing plate and the sampling cylinders, the collection cylinder can continuously collect gas under the drive of the reciprocating screw rod, the gas is sampled and then is introduced into the sampling cylinders, the gas can be rapidly collected and sampled for multiple times, the gas is detected at the same time, and the gas collection and detection efficiency is improved.

2. According to the utility model, through the transmission mechanism, the toothed plate and the ratchet gear, in the reciprocating movement process of the transverse plate, the plurality of sampling cylinders can be driven to perform transposition in the extraction process of the sampling cylinders through the unidirectional engagement of the ratchet teeth and the ratchet gear, so that each sampling cylinder can be ensured to perform sampling and collection of gas, and the gas extraction efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1 in accordance with the present utility model;

fig. 3 is a schematic side view of the rack plate and ratchet-toothed wheel of fig. 1 according to the present utility model.

Reference numerals illustrate:

1. a bracket; 2. a collection cylinder; 3. an air inlet pipe; 4. an air outlet pipe; 5. a vertical rod; 6. placing a plate; 7. a gas production pipe; 8. a fixing plate; 9. a reciprocating screw rod; 10. a cross plate; 11. a pull rod; 12. a piston; 13. a motor; 14. a cross bar; 15. bevel gears; 16. a toothed plate; 17. a fixed block; 18. a ratchet tooth; 19. a ratchet gear; 20. a spring; 21. a limiting plate; 22. a gas check valve; 23. a seal ring; 24. a sampling tube; 25. a sampling tube; 26. and (5) sealing the bolts.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses an air environment quality detection gas collector.

Example 1

The utility model provides an air environment quality detection gas collector as shown in figures 1-3, which comprises a support 1, wherein a collection cylinder 2 is fixedly arranged at the upper end of the support 1, the side wall and the bottom of the collection cylinder 2 are respectively communicated with an air inlet pipe 3 and an air outlet pipe 4, the bottom of the support 1 is rotationally provided with a vertical rod 5, the top of the vertical rod 5 is fixedly provided with a placing plate 6, the top of the placing plate 6 is fixedly provided with a plurality of sampling cylinders 24, the top of the sampling cylinders 24 is communicated with an air outlet pipe 7, the air outlet pipe 4 and the air outlet pipe 7 are communicated with each other, and sealing rings 23 are fixedly arranged on the sides, close to each other, of the air outlet pipe 4 and the air outlet pipe 7;

the reciprocating gas sampling mechanism comprises a reciprocating screw rod 9, the reciprocating screw rod 9 is rotationally arranged in two fixing plates 8, a transverse plate 10 is arranged on the rod wall in a threaded manner, a sliding hole matched with the transverse plate 10 to slide is formed in the upper end of the support 1, a pull rod 11 is fixedly arranged at the top of the transverse plate 10, the pull rod 11 penetrates into the collection cylinder 2 and is fixedly provided with a piston 12, the piston 12 is in contact connection with the inner wall of the collection cylinder 2, a motor 13 is fixedly arranged at the top of the fixing plate 8, and the output end of the motor 13 is fixedly connected with the reciprocating screw rod 9.

When the gas is collected, the device is moved to a gas collection area, and the motor 13 is started, so that the motor 13 drives the reciprocating screw rod 9 to rotate, the transverse plate 10 longitudinally reciprocates under the limit of the sliding hole, in the process, the transverse plate 10 is matched with the pull rod 11 and the piston 12 to reciprocate in the collection cylinder 2, external gas enters the collection cylinder 2 under the action of the gas inlet pipe 3 and the gas outlet pipe 4 and enters the gas outlet pipe 4, and the gas outlet pipe 4 and the gas outlet pipe 7 can stably send the gas into the sampling cylinder 24 under the contact of the sealing ring 23, so that the rapid collection of the gas is completed.

Example 2

Embodiment 2 in order to be able to carry out the quick transposition of a plurality of sampling tubes 24 in the extraction process of the collection tube 2 on the basis of embodiment 1, as shown in fig. 1 and 3, the rod wall of the vertical rod 5 is provided with a transmission mechanism, the transmission mechanism comprises a cross rod 14, the cross rod 14 is rotationally arranged at the lower end of the bracket 1, the cross rod 14 and the vertical rod 5 are both fixedly provided with bevel gears 15 at the close ends, the two bevel gears 15 are meshed and arranged, the bottom of the cross rod 10 is fixedly provided with a toothed plate 16, the lower end of the toothed plate 16 is fixedly provided with a plurality of fixed blocks 17 which are arranged at intervals, the fixed blocks 17 are rotationally provided with ratchet teeth 18, the ratchet teeth 18 and the fixed blocks 17 are rotationally connected through shaft pins, the ratchet teeth 18 are meshed with ratchet gears 19, the ratchet gears 19 are fixedly sleeved with the cross rod 14, the ratchet teeth 18 are fixedly connected with the toothed plate 16 through springs 20, the bottom of the ratchet teeth 18 is contacted and provided with a limiting plate 21, and the limiting plate 21 is fixedly connected with the toothed plate 16.

In the process of upward movement of the transverse plate 10, the screw 11 cooperates with the piston 12 to perform air extraction work, at the moment, the toothed plate 16 drives the plurality of ratchet teeth 18 to move upward, and under the support of the limiting plate 21, the ratchet teeth 18 are meshed with the ratchet gears 19, so that the ratchet gears 19 drive the transverse rod 14 to rotate, and under the meshing of the two bevel gears 15, the vertical rods 5 drive the placing plate 6 to rotate, so that the plurality of sampling tubes 24 perform quick displacement, and when the transverse plate 10 moves downward to exhaust, the ratchet gears 19 are not meshed with the ratchet teeth 18, the sampling tubes 24 are fixed in position, meanwhile, the air sampling tube 7 and the air outlet tube 4 are connected, and therefore, when the piston 12 moves downward to exhaust, air enters the sampling tubes 24 through the air outlet tube 4 and the air sampling tube 7 to complete collection, and thus the air sampling work of the plurality of sampling tubes 24 can be performed quickly, and the air sampling efficiency is improved.

Example 3

Embodiment 3 in order to guarantee unidirectional circulation during gas collection based on embodiment 1-2, as shown in fig. 1-2, the outer walls of the gas inlet pipe 3, the gas outlet pipe 4 and the gas collecting pipe 7 are all fixedly provided with gas unidirectional valves 22, the gas inlet pipe 3, the gas outlet pipe 4 and the gas collecting pipe 7 are all hard plastic pipes, the lower end of the side wall of the sampling tube 24 is provided with a gas outlet pipe 25, and the inner wall of the gas outlet pipe 25 is threaded and provided with sealing bolts 26.

Through the setting of gas check valve 22 for gas can only follow intake pipe 3 only, outlet duct 4 goes out, goes out from gas sampling pipe 7 and play appearance pipe 25 again, guarantees gas circulation stability, can be simultaneously after the gas sampling, through the separation of sealing bolt 26 and play appearance pipe 25, makes the gas flow out and carries out the short-term test.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides an air environment quality detection gas collector, includes support (1), its characterized in that, the upper end of support (1) is fixed and is equipped with collection section of thick bamboo (2), the lateral wall and the bottom of collection section of thick bamboo (2) are equipped with intake pipe (3) and outlet duct (4) in the intercommunication respectively, the bottom rotation of support (1) is equipped with montant (5), the fixed board (6) that are equipped with in top of montant (5), the fixed a plurality of sampling tube (24) that are equipped with in top of placing board (6), the top intercommunication of sampling tube (24) is equipped with gas production pipe (7), outlet duct (4) and gas production pipe (7) cooperation switch-on setting;

two symmetrically arranged fixing plates (8) are fixedly arranged on one side, far away from the vertical rod (5), of the bracket (1), and a reciprocating gas sampling mechanism is arranged between the two fixing plates (8) and the collection cylinder (2);

the wall of the vertical rod (5) is provided with a transmission mechanism.

2. The air environment quality detection gas collector according to claim 1, wherein the reciprocating gas collection mechanism comprises a reciprocating screw rod (9), the reciprocating screw rod (9) is rotationally arranged in two fixed plates (8), a transverse plate (10) is arranged in a threaded manner on the wall of the rod, a pull rod (11) is fixedly arranged at the top of the transverse plate (10), the pull rod (11) penetrates into the collection cylinder (2) and is fixedly provided with a piston (12), the piston (12) is in contact connection with the inner wall of the collection cylinder (2), a motor (13) is fixedly arranged at the top of the fixed plates (8), and the output end of the motor (13) is fixedly connected with the reciprocating screw rod (9).

3. The air environment quality detection gas collector according to claim 1, wherein the upper end of the bracket (1) is provided with a sliding hole matched with the transverse plate (10) to slide.

4. The air environment quality detection gas collector according to claim 1, wherein the transmission mechanism comprises a cross rod (14), the cross rod (14) is rotatably arranged at the lower end of the bracket (1), bevel gears (15) are fixedly arranged at the ends, close to each other, of the cross rod (14) and the vertical rod (5), and the two bevel gears (15) are meshed.

5. The air environment quality detection gas collector according to claim 2, wherein a toothed plate (16) is fixedly arranged at the bottom of the transverse plate (10), a plurality of fixed blocks (17) arranged at intervals are fixedly arranged at the lower end of the toothed plate (16), ratchet teeth (18) are rotatably arranged on the fixed blocks (17), ratchet teeth (18) are meshed with ratchet gears (19), the ratchet gears (19) are fixedly sleeved with the transverse rod (14), the ratchet teeth (18) are fixedly connected with the toothed plate (16) through springs (20), limiting plates (21) are arranged at the bottoms of the ratchet teeth (18) in a contact mode, and the limiting plates (21) are fixedly connected with the toothed plate (16).

6. The air environment quality detection gas collector according to claim 1, wherein the outer walls of the gas inlet pipe (3), the gas outlet pipe (4) and the gas production pipe (7) are fixedly provided with gas check valves (22).

7. The air environment quality detection gas collector according to claim 1, wherein a sealing ring (23) is fixedly arranged on one side, close to the gas outlet pipe (4) and the gas collecting pipe (7), of the gas collecting pipe.

8. The air environment quality detection gas collector according to claim 1, wherein a sampling tube (25) is arranged at the lower end of the side wall of the sampling tube (24), and a sealing bolt (26) is arranged on the inner wall of the sampling tube (25) in a threaded manner.

9. The air environment quality detection gas collector according to claim 1, wherein the gas inlet pipe (3), the gas outlet pipe (4) and the gas production pipe (7) are all hard plastic pipes.

10. The air environment quality detecting gas collector according to claim 5, wherein the ratchet teeth (18) and the fixed block (17) are rotatably connected by a shaft pin.