CN211122109U - Gas collection equipment for detecting toxic and harmful gases in tunnel - Google Patents
Gas collection equipment for detecting toxic and harmful gases in tunnel Download PDFInfo
- Publication number
- CN211122109U CN211122109U CN201921554238.3U CN201921554238U CN211122109U CN 211122109 U CN211122109 U CN 211122109U CN 201921554238 U CN201921554238 U CN 201921554238U CN 211122109 U CN211122109 U CN 211122109U
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- 239000007789 gas Substances 0.000 title claims description 71
- 231100000331 toxic Toxicity 0.000 title claims description 15
- 230000002588 toxic effect Effects 0.000 title claims description 15
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims abstract description 4
- 239000010977 jade Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 231100000614 poison Toxicity 0.000 abstract description 4
- 230000007096 poisonous effect Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000011218 segmentation Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses a gas collection equipment is used in poisonous and harmful gas in tunnel detection, the on-line screen storage device comprises a base, four corners of base top outer wall all are provided with the stand, and the top outer wall of stand is provided with the vasculum, the top outer wall welding of vasculum has the montant, and the top outer wall of montant is provided with the roof, the bottom outer wall of roof has electric telescopic handle through bolted connection, and electric telescopic handle's piston one end is provided with the fly leaf, and the outer wall of fly leaf is provided with the sealing washer, the outer wall of sealing washer and the inner wall sliding connection of vasculum, the welding of vasculum bottom outer wall near middle position has the collection pipe, and there is a first solenoid valve one side. The utility model discloses can carry out quick segmentation to the gas in the different regions in the tunnel and gather, effectively improve the use flexibility of device to make the gas collecting bottle can not drop because of equipment jolts at the in-process that the device removed, have more the practicality.
Description
Technical Field
The utility model relates to a tunnel gas detects technical field, especially relates to a tunnel poisonous and harmful gas detects uses gas acquisition equipment.
Background
The tunnel is an engineering building buried in the stratum and is a form of underground space utilized by human beings, the tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel and a mine tunnel, the structure of the tunnel comprises a main building and auxiliary equipment, the main building comprises a tunnel body and a tunnel door, the auxiliary equipment comprises a car-avoiding hole, fire-fighting equipment, emergency communication and water-proof and drainage equipment, and the long tunnel is also provided with special ventilation and lighting equipment.
At present, at the in-process of tunnel construction, need collect the detection to the gas in the tunnel to judge whether the tunnel can reach the construction requirement, but present gaseous collection equipment still has certain weak point, and the collection process is once only gathered usually, can't carry out the segmentation to the different districts in tunnel and gather, uses and has certain limitation, consequently, need to design a gas collection equipment for the poisonous and harmful gas in tunnel detects to solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the poisonous and harmful gas in tunnel that provides detects with gas collecting equipment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a gas collecting device for detecting toxic and harmful gases in a tunnel comprises a base, wherein four corners of the outer wall of the top of the base are provided with stand columns, the outer wall of the top of each stand column is provided with a collecting box, the outer wall of the top of each collecting box is welded with a vertical rod, the outer wall of the top of each vertical rod is provided with a top plate, the outer wall of the bottom of each top plate is connected with an electric telescopic rod through a bolt, one end of a piston of each electric telescopic rod is provided with a movable plate, the outer wall of each movable plate is provided with a sealing ring, the outer wall of each sealing ring is connected with the inner wall of each collecting box in a sliding mode, the outer wall of the bottom of each collecting box, which is close to the middle, is welded with a collecting pipe, one outer wall of one side of each collecting pipe is connected with, and the outer wall of the bottom of the bottle pipe is welded with a gas collecting bottle, the outer wall of one side of the gas collecting pipe is connected with a second electromagnetic valve through a bolt, and the outer wall of one side of the bottle pipe is connected with a control valve through a bolt.
As a further aspect of the present invention: four corners of the outer wall of the bottom of the base are all welded with supporting legs, and the outer wall of the bottom of each supporting leg is connected with a universal wheel through a fastening bolt.
As a further aspect of the present invention: the collecting box is characterized in that side plates are welded on the outer walls of the two sides of the collecting box, a plurality of sliding holes are formed in the outer wall of the top of each side plate, a sliding rod is connected to the inner wall of each sliding hole in a sliding mode, a push-pull plate is arranged on the outer wall of the top of each sliding rod, a supporting plate is welded on the outer wall of the bottom of each sliding rod, and a first spring is sleeved on the.
As a further aspect of the present invention: the outer wall of both sides of collection box all welds and has placed the board, and the top outer wall of placing the board is opened has a plurality of standing grooves.
As a further aspect of the present invention: first solenoid valve, electric telescopic handle and second solenoid valve all are connected with the switch through the wire, and the switch is connected with the power through the wire.
As a further aspect of the present invention: the support frame has all been welded to four corners of base top outer wall, and the bottom outer wall of support frame is provided with the ear seat, and the inner wall of ear seat rotates through the round pin axle and is connected with the movable rod, and one side outer wall of movable rod is opened there is the shrinkage pool, and the inner wall of shrinkage pool rotates through the round pin axle and is connected with the gyro wheel.
As a further aspect of the present invention: the outer wall of both sides of movable rod all welds there is the second spring, and the outer wall welding of one end and one side of support frame of second spring.
The utility model has the advantages that:
1. the movable plate, the sealing ring, the collecting pipes, the gas collecting pipes and the gas collecting bottle are arranged, the electric telescopic rod is driven to work, the movable plate can be driven to move upwards, the movable plate and the sealing ring can ensure the sealing performance between the collecting box and the movable plate, at the moment, gas in the tunnel can be sucked into the collecting box through the collecting pipes, then the first electromagnetic valve is closed, the electric telescopic rod is driven to work again, the movable plate moves downwards, the second electromagnetic valve on one gas collecting pipe is opened, the second electromagnetic valves on other gas collecting pipes are closed, the collected gas can be compressed into the gas collecting bottle, then the control valves on the bottle pipes are closed, and the gas collection can be completed;
2. the push-pull plate is pulled upwards through the arranged slide rod, the push-pull plate, the first spring, the abutting plate and the placing plate, the gas collection bottle which collects gas can be placed in the placing groove on the placing plate, then the push-pull plate is loosened, the first spring can bounce the abutting plate on the slide rod to the top end of the gas collection bottle, the effect of fixing the gas collection bottle is achieved, the gas collection bottle cannot fall off due to bumping of equipment in the moving process of the device, and the device is more practical;
3. through ear seat, movable rod, second spring and the gyro wheel that sets up, the gyro wheel can with ground contact, the movable rod on the gyro wheel can be along with the in-process that equipment removed constantly rotates on the ear seat simultaneously to continuous tensile and compression second spring plays the effect that auxiliary assembly removed, makes its moving process more stable, can adapt to the abominable road conditions in the tunnel, avoids the condition that equipment appears empting, has further improved the result of use of equipment.
Drawings
FIG. 1 is a schematic cross-sectional view of a gas collecting apparatus for detecting toxic and harmful gases in a tunnel according to embodiment 1;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic structural diagram of a side plate and a placing plate of a gas collecting apparatus for detecting toxic and harmful gases in a tunnel according to embodiment 1;
fig. 4 is a schematic view of the overall structure of a gas collecting apparatus for detecting toxic and harmful gases in a tunnel according to embodiment 2.
In the figure: the device comprises a base 1, universal wheels 2, a first electromagnetic valve 3, a collecting tube 4, a gas collecting bottle 5, a column 6, a bottle tube 7, a gas collecting tube 8, a collecting box 9, a vertical rod 10, a top plate 11, an electric telescopic rod 12, a movable plate 13, a sealing ring 14, a push-pull plate 15, a sliding rod 16, a side plate 17, a first spring 18, a resisting plate 19, a placing plate 20, a sealing gasket 21, a second electromagnetic valve 22, a control valve 23, a support frame 24, an ear seat 25, a second spring 26, a movable rod 27 and a roller 28.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-3, a gas collecting device for detecting toxic and harmful gases in tunnels comprises a base 1, wherein stand columns 6 are welded at four corners of the outer wall of the top of the base 1, a collecting box 9 is welded at the outer wall of the top of the stand columns 6, a vertical rod 10 is welded at the outer wall of the top of the collecting box 9, a top plate 11 is welded at the outer wall of the top of the vertical rod 10, an electric telescopic rod 12 is connected to the outer wall of the bottom of the top plate 11 through bolts, a movable plate 13 is arranged at one end of a piston of the electric telescopic rod 12, a sealing ring 14 is bonded to the outer wall of the movable plate 13, the outer wall of the sealing ring 14 is slidably connected with the inner wall of the collecting box 9, a collecting pipe 4 is welded at a position close to the middle of the outer wall of the bottom of the collecting box 9, a first electromagnetic valve 3 is, the outer wall of one end of the gas collecting pipe 8 is connected with a bottle pipe 7 through a flange, the outer wall of the bottom of the bottle pipe 7 is welded with a gas collecting bottle 5, the outer wall of one side of the gas collecting pipe 8 is connected with a second electromagnetic valve 22 through a bolt, and the outer wall of one side of the bottle pipe 7 is connected with a control valve 23 through a bolt.
Wherein, four corners of the outer wall of the bottom of the base 1 are welded with supporting legs, the outer wall of the bottom of each supporting leg is connected with a universal wheel 2 through fastening bolts, the outer walls of two sides of the collection box 9 are welded with side plates 17, the outer wall of the top of each side plate 17 is provided with a plurality of sliding holes, the inner wall of each sliding hole is connected with a sliding rod 16 in a sliding manner, the outer wall of the top of each sliding rod 16 is welded with a push-pull plate 15, the outer wall of the bottom of each sliding rod 16 is welded with a support plate 19, the outer wall of each sliding rod 16 is sleeved with a first spring 18, the outer walls of two sides of the collection box 9 are welded with placing plates 20, the outer wall of the top of each placing plate 20 is provided with a plurality of placing grooves, the first electromagnetic valve 3, the electric telescopic rod 12 and the second electromagnetic valve 22 are connected with switches through wires, the inner wall of the ear seat 25 is rotatably connected with a movable rod 27 through a pin shaft, a concave hole is formed in the outer wall of one side of the movable rod 27, and the inner wall of the concave hole is rotatably connected with a roller 28 through a pin shaft.
The working principle is as follows: when the device is used, the electric telescopic rod 12 is driven to work, the movable plate 13 can be driven to move upwards, the movable plate 13 and the sealing ring 14 can ensure the sealing performance between the collection box 9 and the movable plate 13, at the moment, gas in the tunnel can be sucked into the collection box 9 through the collection pipe 4, then the first electromagnetic valve 3 is closed, the electric telescopic rod 12 is driven to work again, the movable plate 13 moves downwards, the second electromagnetic valve 22 on one gas collecting pipe 8 is opened, the second electromagnetic valves 22 on other gas collecting pipes 8 are closed, so that the collected gas can be compressed into the gas collecting bottle 5, and then the control valve 23 on the bottle pipe 7 is closed, so that the gas collection can be completed, the structure enables the device to rapidly collect the gas in different areas in the tunnel in a segmented mode, the use flexibility of the device is effectively improved, the use effect is better, the push-pull plate 15 upwards, the gas collecting bottle 5 which collects the gas can be placed in the placing groove on the placing plate 20, then the push-pull plate 15 is loosened, the first spring 18 can eject the abutting plate 19 on the sliding rod 16 to the top end of the gas collecting bottle 5, the effect of fixing the gas collecting bottle 5 is achieved, the gas collecting bottle 5 cannot bump and fall due to equipment in the moving process of the device, and the device is more practical.
Example 2
Referring to fig. 4, the present embodiment further includes a second spring 26 welded to the outer walls of the two sides of the movable rod 27, and one end of the second spring 26 is welded to the outer wall of one side of the support frame 24, compared with embodiment 1, of the gas collecting device for detecting toxic and harmful gases in a tunnel.
The working principle is as follows: during the use, gyro wheel 28 can with ground contact, and the in-process that simultaneously on the gyro wheel 28 can remove along with equipment constantly rotates on ear seat 25 to continuous tensile and compression second spring 26 plays the effect that auxiliary assembly removed, makes its moving process more stable, can adapt to the abominable road conditions in the tunnel, avoids the condition that equipment appears empting, has further improved the result of use of equipment.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The gas collecting equipment for detecting the toxic and harmful gases in the tunnel comprises a base (1) and is characterized in that stand columns (6) are arranged at four corners of the top outer wall of the base (1), a collecting box (9) is arranged on the top outer wall of each stand column (6), a vertical rod (10) is welded on the top outer wall of each collecting box (9), a top plate (11) is arranged on the top outer wall of each vertical rod (10), the bottom outer wall of each top plate (11) is connected with an electric telescopic rod (12) through a bolt, a movable plate (13) is arranged at one end of a piston of each electric telescopic rod (12), a sealing ring (14) is arranged on the outer wall of each movable plate (13), the outer wall of each sealing ring (14) is connected with the inner wall of each collecting box (9) in a sliding mode, a collecting pipe (4) is welded at a position, close to the middle, of the bottom outer wall, the bottom outer wall of collection box (9) is provided with a plurality of collecting ducts (8), and the one end outer wall bonding of collecting duct (8) has seal gasket (21), there are bottle pipe (7) the one end outer wall of collecting duct (8) through flange joint, and the bottom outer wall welding of bottle pipe (7) has gas collecting bottle (5), there is second solenoid valve (22) one side outer wall of collecting duct (8) through bolted connection, there is control valve (23) one side outer jade wall of bottle pipe (7) through bolted connection.
2. The gas collecting device for detecting toxic and harmful gases in tunnels according to claim 1, wherein supporting legs are welded at four corners of the outer wall of the bottom of the base (1), and universal wheels (2) are connected to the outer wall of the bottom of the supporting legs through fastening bolts.
3. The gas collecting device for detecting toxic and harmful gases in tunnels according to claim 2, wherein side plates (17) are welded on the outer walls of two sides of the collecting box (9), a plurality of sliding holes are formed in the outer wall of the top of each side plate (17), a sliding rod (16) is connected to the inner wall of each sliding hole in a sliding mode, a push-pull plate (15) is arranged on the outer wall of the top of each sliding rod (16), a resisting plate (19) is welded on the outer wall of the bottom of each sliding rod (16), and a first spring (18) is sleeved on the outer wall of each sliding rod (16).
4. The gas collecting device for detecting toxic and harmful gases in tunnels according to claim 3, wherein the outer walls of two sides of the collecting box (9) are welded with placing plates (20), and the outer wall of the top of each placing plate (20) is provided with a plurality of placing grooves.
5. The gas collecting device for detecting toxic and harmful gases in tunnels according to claim 4, wherein the first solenoid valve (3), the electric telescopic rod (12) and the second solenoid valve (22) are all connected with a switch through wires, and the switch is connected with a power supply through wires.
6. The gas collecting device for detecting toxic and harmful gases in tunnels according to any one of claims 1 to 5, wherein the supporting frames (24) are welded at four corners of the outer wall of the top of the base (1), the outer wall of the bottom of the supporting frame (24) is provided with the ear seats (25), the inner wall of each ear seat (25) is rotatably connected with the movable rod (27) through a pin shaft, one outer wall of each movable rod (27) is provided with a concave hole, and the inner wall of each concave hole is rotatably connected with the roller (28) through a pin shaft.
7. The gas collecting device for detecting toxic and harmful gases in tunnels according to claim 6, wherein the second spring (26) is welded to the outer wall of both sides of the movable rod (27), and one end of the second spring (26) is welded to the outer wall of one side of the supporting frame (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921554238.3U CN211122109U (en) | 2019-09-18 | 2019-09-18 | Gas collection equipment for detecting toxic and harmful gases in tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921554238.3U CN211122109U (en) | 2019-09-18 | 2019-09-18 | Gas collection equipment for detecting toxic and harmful gases in tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211122109U true CN211122109U (en) | 2020-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921554238.3U Expired - Fee Related CN211122109U (en) | 2019-09-18 | 2019-09-18 | Gas collection equipment for detecting toxic and harmful gases in tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211122109U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062612A (en) * | 2021-11-19 | 2022-02-18 | 贵州电网有限责任公司 | Gaseous detection device of portable SF6 |
| CN114166994A (en) * | 2021-10-22 | 2022-03-11 | 中交一公局集团有限公司 | In-tunnel gas detection device for tunnel construction |
-
2019
- 2019-09-18 CN CN201921554238.3U patent/CN211122109U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166994A (en) * | 2021-10-22 | 2022-03-11 | 中交一公局集团有限公司 | In-tunnel gas detection device for tunnel construction |
| CN114166994B (en) * | 2021-10-22 | 2024-02-06 | 中交一公局集团有限公司 | In-tunnel gas detection device for tunnel construction |
| CN114062612A (en) * | 2021-11-19 | 2022-02-18 | 贵州电网有限责任公司 | Gaseous detection device of portable SF6 |
| CN114062612B (en) * | 2021-11-19 | 2023-11-24 | 贵州电网有限责任公司 | Mobile SF6 gas detection device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 |