CN212456319U - Underground natural gas detection device - Google Patents
Underground natural gas detection device Download PDFInfo
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- CN212456319U CN212456319U CN201821858713.1U CN201821858713U CN212456319U CN 212456319 U CN212456319 U CN 212456319U CN 201821858713 U CN201821858713 U CN 201821858713U CN 212456319 U CN212456319 U CN 212456319U
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- rotating shaft
- natural gas
- vehicle body
- electrode
- handrail
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Abstract
The utility model belongs to the technical field of the natural gas line detects technique and specifically relates to an underground natural gas detection device, which comprises a carriage body, automobile body upper surface left side is provided with the handrail, the inboard upper portion of handrail is provided with the mounting box and connects fixedly, the mounting box intracavity is provided with the millivolt table, automobile body upper surface middle part is provided with the toolbox, the anterior difference fixedly connected with telescopic machanism in automobile body left and right sides surface, telescopic machanism keeps away from the one end of automobile body and has cup jointed the electrode installation pole, mounting groove has been seted up to the terminal surface under the electrode installation pole, the mounting groove opening part is inserted and is equipped with U type picture peg. The utility model has the advantages of simple operation convenient, reduced staff working strength, improved natural gas line's detection efficiency simultaneously.
Description
Technical Field
The utility model relates to a natural gas line detects technical field, especially relates to an underground natural gas detection device.
Background
At present, oil and gas elucidation pipelines in China exceed 7 ten thousand kilometers, and the oil and gas elucidation pipelines pass through wide regions and are complicated and changeable in region types. The pipeline enters an accident multi-occurrence period after being used for a period of time at the bottom of the ground, and stress corrosion cracking accidents begin to occur due to poor material and manufacturing quality of the pipeline; the petroleum asphalt coating of the early-stage laid pipeline is aged, and the service life of the coating is prolonged. In order to ensure the safety of pipeline transportation, the online detection of the active pipeline is imperative.
The existing direct-current voltage gradient detector is widely applied to natural gas pipeline detection, but the existing direct-current voltage gradient detector mostly needs a worker to carry a millivoltmeter, and two electrodes are held by hands to detect simultaneously, so that the operation is extremely inconvenient, the working strength of the worker is increased simultaneously, and the detection efficiency is further reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, a therefore underground natural gas detection device that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the underground natural gas detection device comprises a vehicle body, wherein a handrail is arranged on the left side of the upper surface of the vehicle body, and a mounting box is arranged on the upper part of the inner side of the handrail and is connected and fixed; a millivoltmeter is arranged in the cavity of the mounting box; the middle part of the front side of the handrail is horizontally and fixedly connected with a fixing plate; the fixed plate is sequentially connected with a first rotating shaft and a second rotating shaft in a penetrating manner from left to right; the front ends of the first rotating shaft and the second rotating shaft are respectively sleeved with a first reel and a second reel, the rear ends of the first rotating shaft and the second rotating shaft are respectively sleeved with a first gear and a second gear, and the first gear is meshed with the second gear; a rocking handle is inserted into the front end face of the first rotating shaft; a tool box is arranged in the middle of the upper end face of the trolley body; a groove is formed in the front side surface of the vehicle body, and a third rotating shaft and a fourth rotating shaft are sequentially arranged on the left side of the groove from left to right; the outer sides of the third rotating shaft and the fourth rotating shaft are respectively sleeved with a first guide wheel and a second guide wheel; the front parts of the surfaces of the left side and the right side of the vehicle body are respectively fixedly connected with a telescopic mechanism; one end of the telescopic mechanism, which is far away from the vehicle body, is sleeved with an electrode mounting rod; the lower end face of the electrode mounting rod is provided with a mounting groove, a U-shaped plugboard is inserted into the opening of the mounting groove, an electrode is arranged in the mounting groove, and the lower end of the electrode penetrates through the U-shaped plugboard; the outer surfaces of the first reel and the second reel are fixedly connected with steel wire ropes respectively; and the other end of the steel wire rope respectively bypasses the first guide wheel and the second guide wheel to be fixedly connected with the left and right side telescopic mechanisms.
Preferably, the telescopic mechanism comprises an inner rod, a loop bar and a return spring; the loop bars are respectively fixedly connected to the surfaces of the left side and the right side of the vehicle body; the inner rod is inserted into the loop bar, and the outer side of one end of the inner rod, which is far away from the vehicle body, is sleeved with the electrode installation rod; the other end of the inner rod is fixedly connected with a steel wire rope; and a return spring is sleeved on the outer side of the steel wire rope part in the loop bar.
Preferably, a buffer spring is arranged between the upper end face of the electrode and the side wall of the mounting groove.
Preferably, bolts are respectively arranged on the front side wall and the rear side wall of the mounting box; the bolts respectively penetrate through the handrail sleeve and are provided with locking nuts.
Preferably, a positioning bolt is inserted into the support arm of the rocking handle; and a plurality of positioning holes matched with the positioning bolts are uniformly formed in the fixing plate.
The utility model provides an underground natural gas detection device, beneficial effect lies in: the utility model discloses in be provided with the mounting box in the middle of handrail upper portion and connect fixedly, be provided with the millivoltmeter in the mounting box for the staff need not self carry the millivoltmeter, the working strength of staff has been reduced, thereby the detection efficiency of the high staff of problem, the electrode installation pole has been cup jointed to the one end of keeping away from the automobile body at telescopic machanism, mounting groove has been seted up to the terminal surface under the electrode installation pole, be provided with the electrode in the mounting groove, the regulation can be dwindled to the interelectrode distance when making the detection, thereby it is more accurate to make the detection.
Drawings
Fig. 1 is a schematic view of a front view structure of an underground natural gas detection device provided by the present invention;
fig. 2 is a schematic top view of the underground natural gas detecting device according to the present invention;
fig. 3 is an enlarged schematic structural view of a portion a of the underground natural gas detection device provided by the present invention;
fig. 4 is a schematic view of a section structure at a position B in the underground natural gas detection device provided by the present invention;
fig. 5 is an enlarged schematic structural view of the part C in the underground natural gas detection device provided by the utility model.
In the figure: the electric pole comprises an electrode mounting rod 1, an inner rod 2, a loop bar 3, a handrail 4, a fixing plate 5, a first reel 6, a millivolt meter 7, a lock nut 8, a bolt 9, a mounting box 10, a second reel 11, a second rotating shaft 12, a steel wire rope 13, a tool box 14, a groove 15, a vehicle body 16, a fourth rotating shaft 17, a second guide wheel 18, a third rotating shaft 19, a first guide wheel 20, an electrode 21, a U-shaped inserting plate 22, a rocking handle 23, a positioning bolt 24, a positioning hole 25, a first rotating shaft 26, a first gear 27, a second gear 28, a return spring 29, a mounting groove 30, a buffer spring 31 and a telescopic mechanism 32.
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.
Referring to fig. 1-5, the underground natural gas detection device comprises a vehicle body 16, wherein a handrail 4 is arranged on the left side of the upper surface of the vehicle body 16, a mounting box 10 is arranged on the upper portion of the inner side of the handrail 4 and connected and fixed with the handrail, and bolts 9 are respectively arranged on the front side wall and the rear side wall of the mounting box 10; bolt 9 runs through 4 covers of handrail respectively and is equipped with lock nut 8, is provided with millivoltmeter 7 in the 10 intracavity of mounting box for can adjust millivoltmeter 7's angle, thereby it is more comfortable when making different staff use watch the angle, and then improves work efficiency.
A fixing plate 5 is horizontally and fixedly connected to the middle of the front side of the handrail 4, a first rotating shaft 26 and a second rotating shaft 12 are sequentially connected to a fixing plate 5 in a penetrating manner from left to right, a first reel 6 and a second reel 11 are respectively sleeved at the front ends of the first rotating shaft 26 and the second rotating shaft 12, a first gear 27 and a second gear 28 are respectively sleeved at the rear ends of the first rotating shaft 26 and the second rotating shaft 12, the first gear 27 is meshed with the second gear 28, a rocking handle 23 is inserted on the front end face of the first rotating shaft 26, a tool box 14 is arranged in the middle of the upper end face of the vehicle body 16, a groove 15 is formed in the front side surface of the vehicle body 16, a third rotating shaft 19 and a fourth rotating shaft 17 are sequentially arranged from left to right on the left side of the groove 15, a first guide wheel 20 and a second guide wheel 18 are respectively sleeved on the outer sides of the third rotating shaft 19 and the fourth rotating shaft 17, telescopic mechanisms, Loop bar 3 and answer spring 29, loop bar 3 is fixed connection in the 16 left and right sides surfaces of automobile body respectively, interior pole 2 is inserted and is located in loop bar 3, electrode installation pole 1 has been cup jointed in the one end outside that interior pole 2 kept away from automobile body 16, interior pole 2 other end fixedly connected with wire rope 13, the partial outside cover of wire rope 13 is equipped with answer spring 29 in loop bar 3, make telescopic machanism 32 can be through rotating rocking handle 23 regulation length, and then reduce electrode 21's distance, make the detection precision obtain improving, thereby make detection efficiency obtain improving.
The positioning bolt 24 is inserted on the arm of the rocking handle 23, and the fixing plate 5 is uniformly provided with a plurality of positioning holes 25 matched with the positioning bolt 24, so that the telescopic mechanism 32 can be fixed at a specified length, and the telescopic mechanism 32 is prevented from being restored under the action of the restoring spring 29.
The working principle is as follows: during operation, adjust lock nut 8 earlier, make millivoltmeter 7 observation angle in the mounting box 10 best, rotate rocking handle 23 when detecting the pipeline anomaly, utilize the meshing of first gear 27 and second gear 28, make the telescopic machanism 32 of the left and right sides shrink, thereby make the interval of electrode 21 reduce, and then further improve the precision that detects, utilize buffer spring 31, make electrode 21 can adjust by oneself at unsmooth topography and stretch out and draw back, utilize answer spring 29, make telescopic machanism 32 can reply original length by oneself and carry out quick coarse detection, detection efficiency is improved, evenly open locating hole 25 that has a plurality of and positioning pin 24 looks adaptation on utilizing fixed plate 5, make can telescopic machanism 32 fix at appointed length, prevented telescopic machanism 32 and replied under answer spring 29 effect.
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 (5)
1. The underground natural gas detection device comprises a vehicle body (16), and is characterized in that a handrail (4) is arranged on the left side of the upper surface of the vehicle body (16), and a mounting box (10) is arranged on the upper portion of the inner side of the handrail (4) and connected and fixed with the handrail; a millivoltmeter (7) is arranged in the cavity of the mounting box (10); the middle part of the front side of the handrail (4) is horizontally and fixedly connected with a fixed plate (5); the fixed plate (5) is sequentially connected with a first rotating shaft (26) and a second rotating shaft (12) in a penetrating manner from left to right; the front ends of the first rotating shaft (26) and the second rotating shaft (12) are respectively sleeved with a first reel (6) and a second reel (11), the rear ends of the first rotating shaft (26) and the second rotating shaft (12) are respectively sleeved with a first gear (27) and a second gear (28), and the first gear (27) is meshed with the second gear (28); a rocking handle (23) is inserted into the front end face of the first rotating shaft (26); a tool box (14) is arranged in the middle of the upper end face of the vehicle body (16); a groove (15) is formed in the front side surface of the vehicle body (16), and a third rotating shaft (19) and a fourth rotating shaft (17) are sequentially arranged on the left side of the groove (15) from left to right; a first guide wheel (20) and a second guide wheel (18) are respectively sleeved on the outer sides of the third rotating shaft (19) and the fourth rotating shaft (17); the front parts of the surfaces of the left side and the right side of the vehicle body (16) are respectively fixedly connected with a telescopic mechanism (32); one end of the telescopic mechanism (32) far away from the vehicle body (16) is sleeved with an electrode mounting rod (1); a mounting groove (30) is formed in the lower end face of the electrode mounting rod (1), a U-shaped inserting plate (22) is inserted into an opening of the mounting groove (30), an electrode (21) is arranged in the mounting groove (30), and the lower end of the electrode (21) penetrates through the U-shaped inserting plate (22); the outer surfaces of the first reel (6) and the second reel (11) are respectively fixedly connected with a steel wire rope (13); the other end of the steel wire rope (13) respectively bypasses the first guide wheel (20) and the second guide wheel (18) to be fixedly connected with the left and right side telescopic mechanisms (32).
2. An underground natural gas detection device according to claim 1, wherein the telescoping mechanism (32) comprises an inner rod (2), a loop rod (3) and a return spring (29); the loop bars (3) are respectively fixedly connected to the surfaces of the left side and the right side of the vehicle body (16); the inner rod (2) is inserted into the loop bar (3), and the outer side of one end, far away from the vehicle body (16), of the inner rod (2) is sleeved with the electrode mounting rod (1); the other end of the inner rod (2) is fixedly connected with a steel wire rope (13); and a return spring (29) is sleeved on the outer side of the part of the steel wire rope (13) in the loop bar (3).
3. An underground natural gas detecting device according to claim 1, wherein a buffer spring (31) is provided between the upper end surface of the electrode (21) and the upper side wall of the mounting groove (30).
4. The underground natural gas detection device according to claim 1, wherein bolts (9) are respectively arranged on the front side wall and the rear side wall of the mounting box (10); the bolts (9) respectively penetrate through the armrests (4) and are sleeved with locking nuts (8).
5. An underground natural gas detecting device according to claim 1, wherein a positioning bolt (24) is inserted on a support arm of the rocking handle (23); a plurality of positioning holes (25) matched with the positioning bolts (24) are uniformly formed in the fixing plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821858713.1U CN212456319U (en) | 2018-11-13 | 2018-11-13 | Underground natural gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821858713.1U CN212456319U (en) | 2018-11-13 | 2018-11-13 | Underground natural gas detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212456319U true CN212456319U (en) | 2021-02-02 |
Family
ID=74479799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821858713.1U Active CN212456319U (en) | 2018-11-13 | 2018-11-13 | Underground natural gas detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212456319U (en) |
-
2018
- 2018-11-13 CN CN201821858713.1U patent/CN212456319U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211223 Address after: 430000 floor 6, building J8, phase III, Zhuoer advantageous enterprise headquarters base, No. 18, Julong Avenue, panlongcheng Economic Development Zone, Huangpi District, Wuhan City, Hubei Province Patentee after: Hubei Tianlong fire fighting facilities Testing Co.,Ltd. Address before: No.138, Dafu North Road, Qingbaijiang District, Chengdu, Sichuan 610000 Patentee before: Chen Yufei |
|
| TR01 | Transfer of patent right |