CN220625863U - Sample collection device of workshop exhaust gas monitoring device - Google Patents
Sample collection device of workshop exhaust gas monitoring device Download PDFInfo
- Publication number
- CN220625863U CN220625863U CN202321913081.5U CN202321913081U CN220625863U CN 220625863 U CN220625863 U CN 220625863U CN 202321913081 U CN202321913081 U CN 202321913081U CN 220625863 U CN220625863 U CN 220625863U
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- waste gas
- outlet pipe
- inlet
- collection box
- pipe
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 14
- 239000002912 waste gas Substances 0.000 claims abstract description 58
- 239000007789 gas Substances 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000007306 turnover Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a sample collection device of a workshop waste gas monitoring device, which comprises a waste gas collection box, a piston assembly, a through hole and a waste gas inlet and outlet pipe assembly, wherein the piston assembly is arranged on the top surface of the interior of the waste gas collection box and is used for sucking a waste gas sample into the collection box and discharging the waste gas sample; according to the utility model, the exhaust gas inlet and outlet pipe assembly capable of allowing gas to enter and exit is arranged, so that an air inlet pipe and an air outlet pipe are not required, the cost is not reduced, and exhaust gas residues cannot be caused when exhaust gas is discharged into the air inlet pipe.
Description
Technical Field
The utility model relates to the field of sample collection devices, in particular to a sample collection device of a waste gas monitoring device in a production workshop.
Background
In the process of waste gas monitoring, a user is required to collect a pollution source regularly, a sampling device is required, the existing sampling device is large in size, a gaseous pollution source sample is difficult to store, the pollution source can be temporarily stored only by matching with sample storage equipment, and the pollution source is complex in actual operation, so that the pollution source needs to be improved to a certain extent.
Prior art. A pollution source sample collecting device for waste gas monitoring is disclosed, although the problems are solved, by arranging one inlet and one outlet, the cost is increased, waste gas residues are easily caused in an inlet when waste gas is discharged, and the subsequent sample collection is influenced.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a sample collection device of a workshop waste gas monitoring device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a workshop exhaust gas monitoring device's sample collection device, contains the waste gas and collects the box, sets up and be used for in collecting the box with waste gas sample suction and with waste gas sample exhaust piston assembly at the inside top surface of waste gas collection box, sets up at the inside bottom surface middle part of waste gas collection box with outside and inside intercommunication's through-hole, sets up at the outside bottom surface of waste gas collection box and through-hole intercommunication and is used for the waste gas business turn over waste gas inlet and outlet pipe subassembly.
Preferably, the exhaust gas inlet and outlet pipe assembly comprises a fixed pipe arranged on the bottom surface outside the exhaust gas collecting box and communicated with the through hole, and an inlet and outlet pipe with one end inserted into the fixed pipe and connected with the fixed pipe; a baffle is arranged at an inlet and an outlet of one end of the air inlet and outlet pipe inserted into the fixed pipe, and a plurality of holes are formed in the baffle; a spring is arranged in the air inlet and outlet pipe; one end of the spring is connected with the baffle plate, and the other end of the spring is connected with the sealing plate; two sides of the sealing plate are attached to the pipe wall of the air inlet and outlet pipe; grooves for the inlet and outlet of waste gas are formed in the pipe walls at the two ends of the inlet and outlet pipe, and the sealing plate is positioned between the two grooves; the diameter of the groove is larger than that of the sealing plate.
Preferably, sealing rubber is arranged at the inner wall of the fixed pipe, a flange plate attached to the end face of the fixed pipe is arranged at the outer side of the air inlet and outlet pipe, and the flange plate is fixed on the end face of the fixed pipe through bolts.
Preferably, the piston assembly comprises a small electric telescopic rod arranged in the middle of the inner top surface of the waste gas collecting box and a piston arranged at the output end of the small electric telescopic rod.
Preferably, a protection component is arranged at the bottom outside the waste gas collection box; the protection assembly comprises a protection sleeve, a protruding block arranged on one face of the protection sleeve, a protection groove arranged on the top surface of the protruding block and used for the insertion of the exhaust gas inlet and outlet pipe assembly, a slot arranged on the bottom surface of the exhaust gas collection box and used for the insertion of the protruding block, and a plurality of buckles respectively arranged on two sides of the positions of the exhaust gas collection box and the protection sleeve, which are mutually stuck to the box.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
according to the utility model, the exhaust gas inlet and outlet pipe assembly capable of allowing gas to enter and exit is arranged, so that an air inlet pipe and an air outlet pipe are not required, the cost is not reduced, and exhaust gas residues cannot be caused when exhaust gas is discharged into the air inlet pipe.
Drawings
The technical scheme of the utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the overall structure of a sample collection device of a workshop exhaust gas monitoring device according to the present utility model;
fig. 2 is a schematic cross-sectional structure of a sample collection device of a workshop exhaust gas monitoring device according to the present utility model.
Wherein: 1. an exhaust gas collection box; 2. a piston assembly; 21. a small electric telescopic rod; 22. a piston; 3. a through hole; 4. an exhaust gas inlet and outlet pipe assembly; 41. a fixed tube; 42. an air inlet and outlet pipe; 43. a baffle; 44. a hole; 45. a spring; 46. a sealing plate; 47. a groove; 5. sealing rubber; 6. a flange plate; 7. a protective assembly; 71. a protective sleeve; 72. a bump; 73. a protective groove; 74. a slot; 75. and (5) a buckle.
Detailed Description
The utility model will be described in further detail with reference to the accompanying drawings and specific examples.
Fig. 1-2 are sample collection devices of the waste gas monitoring device in the production plant, which comprise a waste gas collection box 1, a piston 22 assembly 2 arranged on the inner top surface of the waste gas collection box 1 and used for sucking waste gas samples into the collection box and discharging the waste gas samples, a through hole 3 arranged in the middle of the inner bottom surface of the waste gas collection box 1 and used for communicating the outside with the inside, and a waste gas inlet and outlet pipe assembly 4 arranged on the outer bottom surface of the waste gas collection box 1 and communicated with the through hole 3 and used for leading waste gas in and out; the exhaust gas inlet and outlet pipe assembly 4 comprises a fixed pipe 41 arranged on the bottom surface outside the exhaust gas collecting box 1 and communicated with the through hole 3, and an inlet and outlet pipe 42 with one end inserted into the fixed pipe 41 and connected with the fixed pipe 41; a baffle 43 is arranged at the inlet and outlet of one end of the air inlet and outlet pipe 42 inserted into the fixed pipe 41, and a plurality of holes 44 are arranged on the baffle 43; a spring 45 is arranged in the air inlet and outlet pipe 42; one end of the spring 45 is connected with the baffle 43, and the other end is connected with the sealing plate 46; the two sides of the sealing plate 46 are attached to the pipe wall of the air inlet and outlet pipe 42; grooves 47 for the exhaust gas to enter and exit are formed in the pipe walls at the two ends of the air inlet and outlet pipe 42, and a sealing plate 46 is positioned between the two grooves 47; the diameter of the groove 47 is larger than that of the sealing plate 46; the piston assembly 2 comprises a small electric telescopic rod 21 arranged in the middle of the inner top surface of the exhaust gas collecting box 1 and a piston 22 arranged on the output end of the small electric telescopic rod 21.
Further, sealing rubber 5 is arranged at the inner wall of the fixed pipe 41, a flange 6 attached to the end face of the fixed pipe 41 is arranged at the outer side of the air inlet and outlet pipe 42, and the flange 6 is fixed on the end face of the fixed pipe 41 through bolts, so that sealing is enhanced, and the disassembly is convenient.
Further, a protection component 7 is arranged at the bottom outside the waste gas collection box 1; the protection component 7 comprises a protection sleeve 71, a protruding block 72 arranged on one surface of the protection sleeve 71 opposite to the waste gas collection box 1, a protection groove 73 arranged on the top surface of the protruding block 72 and used for inserting the waste gas inlet and outlet pipe component 4, a slot 74 arranged on the bottom surface of the waste gas collection box 1 and used for inserting the protruding block 72, and a plurality of buckles 75 respectively arranged on two sides of the mutual sticking box of the waste gas collection box 1 and the protection sleeve 71, wherein the protection groove is used for protecting the waste gas inlet and outlet pipe component 4 from damage.
When in use, the utility model is characterized in that: when waste gas is required to be sampled, the buckle 75 is loosened, the protective sleeve 71 is removed, the air inlet and outlet pipe 42 is inserted into a pollution source, the small electric telescopic rod 21 is started to drive the piston 22 to lift upwards, negative pressure is formed when the piston 22 moves, the sealing plate 46 in the air inlet and outlet pipe 42 is driven to move towards the baffle 43 under the action of the negative pressure, the spring 45 is extruded in the moving process of the sealing plate 46, when the sealing plate 46 moves to the position of the air inlet and outlet pipe 42 at the groove 47 of the baffle 43, the waste gas sample enters the groove 47 and enters the waste gas collecting box 1 through the hole 44 on the baffle 43, when the piston 22 stops running, the spring 45 drives the sealing plate 46 to reset under the resilience force, so that the waste gas sample is left in the waste gas collecting box 1, when the waste gas sample is required to be discharged from the waste gas collecting box 1, the small electric telescopic rod 21 is started to drive the piston 22 to press downwards, so that the sealing plate 46 is driven to move downwards through compressed air, and after the sealing plate 46 moves to the groove 47 at the lower end of the air inlet and outlet pipe 42, the sample enters the groove 47.
The foregoing is merely a specific application example of the present utility model, and the protection scope of the present utility model is not limited in any way. All technical schemes formed by equivalent transformation or equivalent substitution fall within the protection scope of the utility model.
Claims (5)
1. The utility model provides a workshop exhaust gas monitoring device's sample collection device which characterized in that: contain the waste gas collection box, set up and be used for in collecting the box and with waste gas sample exhaust piston assembly with waste gas sample suction at the inside top surface of waste gas collection box, set up at the inside bottom surface middle part of waste gas collection box with outside and inside intercommunication's through-hole, set up at the outside bottom surface of waste gas collection box and through-hole intercommunication and be used for the waste gas business turn over waste gas inlet and outlet pipe subassembly.
2. The sample collection device of a process plant exhaust monitoring device of claim 1, wherein: the waste gas inlet and outlet pipe assembly comprises a fixed pipe arranged on the bottom surface of the outer part of the waste gas collecting box and communicated with the through hole, and an inlet and outlet pipe with one end inserted into the fixed pipe and connected with the fixed pipe; a baffle is arranged at an inlet and an outlet of one end of the air inlet and outlet pipe inserted into the fixed pipe, and a plurality of holes are formed in the baffle; a spring is arranged in the air inlet and outlet pipe; one end of the spring is connected with the baffle plate, and the other end of the spring is connected with the sealing plate; two sides of the sealing plate are attached to the pipe wall of the air inlet and outlet pipe; grooves for the inlet and outlet of waste gas are formed in the pipe walls at the two ends of the inlet and outlet pipe, and the sealing plate is positioned between the two grooves; the diameter of the groove is larger than that of the sealing plate.
3. The sample collection device of a process plant exhaust monitoring device of claim 2, wherein: sealing rubber is arranged at the inner wall of the fixed pipe, a flange plate attached to the end face of the fixed pipe is arranged at the outer side of the air inlet and outlet pipe, and the flange plate is fixed on the end face of the fixed pipe through bolts.
4. A sample collection device for a process plant exhaust monitoring device according to claim 3, wherein: the piston assembly comprises a small electric telescopic rod arranged in the middle of the inner top surface of the waste gas collection box and a piston arranged at the output end of the small electric telescopic rod.
5. The sample collection device for a plant exhaust monitoring device according to any one of claims 1-4, wherein: the bottom outside the waste gas collection box is provided with a protection component; the protection assembly comprises a protection sleeve, a protruding block arranged on one face of the protection sleeve, a protection groove arranged on the top surface of the protruding block and used for the insertion of the exhaust gas inlet and outlet pipe assembly, a slot arranged on the bottom surface of the exhaust gas collection box and used for the insertion of the protruding block, and a plurality of buckles respectively arranged on two sides of the positions of the exhaust gas collection box and the protection sleeve, which are mutually stuck to the box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321913081.5U CN220625863U (en) | 2023-07-20 | 2023-07-20 | Sample collection device of workshop exhaust gas monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321913081.5U CN220625863U (en) | 2023-07-20 | 2023-07-20 | Sample collection device of workshop exhaust gas monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220625863U true CN220625863U (en) | 2024-03-19 |
Family
ID=90228041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321913081.5U Active CN220625863U (en) | 2023-07-20 | 2023-07-20 | Sample collection device of workshop exhaust gas monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220625863U (en) |
-
2023
- 2023-07-20 CN CN202321913081.5U patent/CN220625863U/en active Active
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