CN213658686U - Gas detection device for tunnel construction - Google Patents
Gas detection device for tunnel construction Download PDFInfo
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- CN213658686U CN213658686U CN202022433171.7U CN202022433171U CN213658686U CN 213658686 U CN213658686 U CN 213658686U CN 202022433171 U CN202022433171 U CN 202022433171U CN 213658686 U CN213658686 U CN 213658686U
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- vacuum pump
- tunnel construction
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Abstract
The utility model relates to a gaseous detection device technical field just discloses a gaseous detection device for tunnel construction, which comprises a body, the positive fixedly connected with one end of body extends to the casing at body top, the equal fixedly connected with in the left and right sides of casing be located the body top and with body top fixed connection's connecting plate, the inside fixed mounting of casing has the vacuum pump, lateral wall fixedly connected with is located the fixing base in the vacuum pump outside behind the inner chamber of casing, the output intercommunication of vacuum pump has one end to extend to the positive outlet duct of body, the input intercommunication of vacuum pump has the intake pipe that one end extends to the casing top, the top fixedly connected with of casing is located the sampling pipe at intake pipe top. This gas detection device is used in tunnel construction has solved current gas detection appearance and has mostly not possessed the inspiratory function of initiative, can only passive detection get into the near gas of detecting sensor, leads to the lower problem of efficiency of its detection.
Description
Technical Field
The utility model relates to a gaseous detection device technical field specifically is a gaseous detection device is used in tunnel construction.
Background
The gas detection device is a gas detector, is an instrument and meter tool for detecting gas leakage concentration, and comprises a portable gas detector, a handheld gas detector, a fixed gas detector, an online gas detector and the like.
The conventional gas detection device for tunnel construction in the market mainly comprises a four-in-one gas detector and other portable gas detection devices, and has the characteristics of convenience in carrying and the like, but most of the conventional gas detectors do not have the function of active air suction, and only can passively detect gas entering nearby a detection sensor, so that the detection efficiency is low, and the problem is solved by providing the gas detection device for tunnel construction.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a gas detection device for tunnel construction possesses advantages such as can initiatively breathe in, has solved current gas detection appearance and has mostly not possessed the inspiratory function of initiative, and the detection that can only be passive gets into near the gas of detecting sensor, leads to the lower problem of efficiency of its detection.
(II) technical scheme
In order to realize the purpose of the active air suction, the utility model provides a following technical scheme: a gas detection device for tunnel construction comprises a body, wherein the front of the body is fixedly connected with a shell, one end of the shell extends to the top of the body, the left side and the right side of the shell are fixedly connected with connecting plates which are positioned at the top of the body and fixedly connected with the top of the body, a vacuum pump is fixedly arranged in the shell, the rear side wall of an inner cavity of the shell is fixedly connected with a fixed seat positioned outside the vacuum pump, the output end of the vacuum pump is communicated with an air outlet pipe, one end of the air outlet pipe extends to the front of the body, the input end of the vacuum pump is communicated with an air inlet pipe, one end of the air inlet pipe extends to the top of the shell, the top of the shell is fixedly connected with a sampling pipe, the inner part of the sampling pipe is fixedly connected with a dust screen, one end of the dust, the warning light that the equal fixedly connected with one end of the inner chamber left and right sides wall of casing extended to the casing outside, the left side of body is seted up flutedly, the inside fixedly connected with of body is located the inside spliced pole of recess, the outside swing joint of spliced pole has the string rope that one end extended to the body outside, the back fixedly connected with connecting seat of body, the inside rotation of connecting seat is connected with the backup pad that one end extended to the connecting seat outside.
Preferably, the shell is L-shaped, and two baffles which are positioned on the outer side of the air outlet pipe are fixedly connected inside the shell.
Preferably, the air inlet pipe and the air outlet pipe are both L-shaped, and one end of the sampling pipe is in threaded connection with a fixing screw extending to the inside of the shell.
Preferably, the top of the fixing cap is provided with an air inlet, and the diameter of the air inlet is smaller than that of the dust screen.
Preferably, the warning light is located the top of body, and the warning light is bilateral symmetry and distributes.
Preferably, the hanging rope is a nylon rope, and the height of the supporting plate is not less than two thirds of the height of the body.
(III) advantageous effects
Compared with the prior art, the utility model provides a gas detection device for tunnel construction possesses following beneficial effect:
this gas detection device is used in tunnel construction, through setting up the vacuum pump, when using the device, start the vacuum pump, the inside air of intake pipe is taken out to the vacuum pump, make external air pass through the locking cap, dust screen and sampling pipe enter into the intake pipe, the vacuum pump passes through the outlet duct with the air and carries the detection sensor position of body, so that the detection sensor of body can be timely with the contact of external air, in addition, hang the rope and can make things convenient for carrying and hanging of this gas detection device to put, rotate the backup pad and make it be certain angle with the body after, can stand the device, so that use at fixed position for a long time, thereby realized can initiatively inspiratory effect.
Drawings
FIG. 1 is a front partial sectional view of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;
fig. 3 is a left side view of the present invention.
In the figure: 1. a body; 2. a housing; 3. a connecting plate; 4. a vacuum pump; 5. a fixed seat; 6. an air outlet pipe; 7. an air inlet pipe; 8. a sampling tube; 9. a dust screen; 10. a fixing cap; 11. a warning light; 12. a groove; 13. connecting columns; 14. hanging a rope; 15. a connecting seat; 16. and a support plate.
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.
Referring to fig. 1-3, a gas detecting device for tunnel construction comprises a body 1, the body 1 is a gas detecting instrument, the front of the body 1 is fixedly connected with a shell 2, one end of which extends to the top of the body 1, the shell 2 is L-shaped, the interior of the shell 2 is fixedly connected with two baffles which are positioned outside an air outlet pipe 6, the left side and the right side of the shell 2 are fixedly connected with connecting plates 3 which are positioned at the top of the body 1 and fixedly connected with the top of the body 1, a vacuum pump 4 is fixedly arranged in the shell 2, the rear side wall of the inner cavity of the shell 2 is fixedly connected with a fixed seat 5 which is positioned outside the vacuum pump 4, the output end of the vacuum pump 4 is communicated with the air outlet pipe 6, one end of which extends to the front of the body 1, the input end of the vacuum pump 4 is communicated with an air inlet pipe 7, one end of which extends to the top of the, the top of the shell 2 is fixedly connected with a sampling tube 8 positioned at the top of the air inlet tube 7, the interior of the sampling tube 8 is fixedly connected with a dustproof net 9 with one end extending to the top of the sampling tube 8, the outer side of the sampling tube 8 is in threaded connection with a fixing cap 10 with one end extending to the upper part of the sampling tube 8 and contacting with the top of the dustproof net 9, the top of the fixing cap 10 is provided with an air inlet hole, the diameter of the air inlet hole is smaller than that of the dustproof net 9, the left side wall and the right side wall of the inner cavity of the shell 2 are fixedly connected with warning lamps 11 with one ends extending to the outer side of the shell 2, the warning lamps 11 are positioned above the body 1 and are symmetrically distributed in the left and right direction, the left side of the body 1 is provided with a groove 12, the interior of the body 1 is fixedly connected with a connecting column 13 positioned inside the groove 12, the outer side of the connecting column 13, the back of the body 1 is fixedly connected with a connecting seat 15, and the inside of the connecting seat 15 is rotatably connected with a supporting plate 16, one end of which extends to the outer side of the connecting seat 15.
To sum up, the gas detection device for tunnel construction is provided with the vacuum pump 4, when the device is used, the vacuum pump 4 is started, the vacuum pump 4 pumps out air in the air inlet pipe 7, so that outside air enters the air inlet pipe 7 through the fixing cap 10, the dustproof net 9 and the sampling pipe 8, the vacuum pump 4 conveys the air to the position of the detection sensor of the body 1 through the air outlet pipe 6, so that the detection sensor of the body 1 can be in contact with the outside air in time, in addition, the hanging rope 14 can facilitate the carrying and hanging of the gas detection device, the device can be erected after the supporting plate 16 is rotated to form a certain angle with the body 1, so that the device can be used at a fixed position for a long time, the effect of active air suction is realized, the problem that the existing gas detector mostly has no active air suction function, and only passively detects gas entering the vicinity of the detection sensor is solved, leading to a problem of low efficiency of its detection.
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 (6)
1. The utility model provides a gas detection device for tunnel construction, includes body (1), its characterized in that: the front of the body (1) is fixedly connected with a shell (2) with one end extending to the top of the body (1), the left side and the right side of the shell (2) are fixedly connected with a connecting plate (3) which is positioned at the top of the body (1) and is fixedly connected with the top of the body (1), a vacuum pump (4) is fixedly installed inside the shell (2), the rear side wall of the inner cavity of the shell (2) is fixedly connected with a fixing seat (5) which is positioned outside the vacuum pump (4), the output end of the vacuum pump (4) is communicated with an air outlet pipe (6) with one end extending to the front of the body (1), the input end of the vacuum pump (4) is communicated with an air inlet pipe (7) with one end extending to the top of the shell (2), the top of the shell (2) is fixedly connected with a sampling pipe (8) which is positioned at the top of the air inlet pipe (7), the inner part of, the utility model discloses a sampling device, including sampling pipe (8), warning light (11) outside the equal fixedly connected with one end of the inner chamber left and right sides wall of casing (2), the outside threaded connection of sampling pipe (8) has one end to extend to sampling pipe (8) top and with locking cap (10) of dust screen (9) top contact, warning light (11) in the inner chamber left and right sides wall equal fixedly connected with one end of casing (2) extend to casing (2), recess (12) are seted up in the left side of body (1), the inside fixedly connected with of body (1) is located inside spliced pole (13) in recess (12), the outside swing joint of spliced pole (13) has string rope (14) that one end extends to the body (1) outside, the back fixedly connected with connecting seat (15) of body (1), the inside of connecting seat (15) is.
2. The gas detection apparatus for tunnel construction according to claim 1, characterized in that: the shell (2) is L-shaped, and the inside of the shell (2) is fixedly connected with two baffles which are positioned outside the air outlet pipe (6).
3. The gas detection apparatus for tunnel construction according to claim 1, characterized in that: intake pipe (7) and outlet duct (6) all are the L shape, the outside threaded connection of sampling pipe (8) has one end to extend to the inside set screw of casing (2).
4. The gas detection apparatus for tunnel construction according to claim 1, characterized in that: an air inlet is formed in the top of the fixing cap (10), and the diameter of the air inlet is smaller than that of the dust screen (9).
5. The gas detection apparatus for tunnel construction according to claim 1, characterized in that: the warning light (11) is located above the body (1), and the warning light (11) is distributed in a bilateral symmetry mode.
6. The gas detection apparatus for tunnel construction according to claim 1, characterized in that: the hanging rope (14) is a nylon rope, and the height of the supporting plate (16) is not less than two thirds of the height of the body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022433171.7U CN213658686U (en) | 2020-10-28 | 2020-10-28 | Gas detection device for tunnel construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022433171.7U CN213658686U (en) | 2020-10-28 | 2020-10-28 | Gas detection device for tunnel construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213658686U true CN213658686U (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022433171.7U Active CN213658686U (en) | 2020-10-28 | 2020-10-28 | Gas detection device for tunnel construction |
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| CN (1) | CN213658686U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034825A (en) * | 2021-12-22 | 2022-02-11 | 中铁十九局集团第三工程有限公司 | Folding and movable type portable toxic gas detection device and method |
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2020
- 2020-10-28 CN CN202022433171.7U patent/CN213658686U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034825A (en) * | 2021-12-22 | 2022-02-11 | 中铁十九局集团第三工程有限公司 | Folding and movable type portable toxic gas detection device and method |
| CN114034825B (en) * | 2021-12-22 | 2023-11-28 | 中铁十九局集团第三工程有限公司 | Toxic gas detection device and method with folding mobile type carrying function |
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| TR01 | Transfer of patent right |
Effective date of registration: 20211123 Address after: 116000 Ge Zhen Bao Zhen Yang Quan Quan Cun, Ganjingzi District, Dalian City, Liaoning Province Patentee after: Dalian Haide Instrument Co.,Ltd. Address before: 441000 group 5, Niushou village, Niushou Town, Fancheng District, Xiangyang City, Hubei Province Patentee before: Quan Lei |