CN216116571U - Safety pressure testing device for natural gas pipeline - Google Patents
Safety pressure testing device for natural gas pipeline Download PDFInfo
- Publication number
- CN216116571U CN216116571U CN202122116935.4U CN202122116935U CN216116571U CN 216116571 U CN216116571 U CN 216116571U CN 202122116935 U CN202122116935 U CN 202122116935U CN 216116571 U CN216116571 U CN 216116571U
- Authority
- CN
- China
- Prior art keywords
- natural gas
- pipeline body
- wall
- groove
- block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000012360 testing method Methods 0.000 title claims abstract description 53
- 239000003345 natural gas Substances 0.000 title claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 238000005086 pumping Methods 0.000 claims abstract description 4
- 210000003437 trachea Anatomy 0.000 claims abstract description 4
- 244000309464 bull Species 0.000 claims description 7
- 239000007789 gas Substances 0.000 abstract description 7
- 230000000149 penetrating effect Effects 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a safety pressure test device for a natural gas pipeline, which comprises a test box and a pipeline body, wherein the side wall of the test box is connected with a rotating rod in a penetrating and rotating mode, a rotating disc is fixed on the side wall of one end of the rotating rod, a locking block is fixed on the side wall of the other end of the rotating rod, a limiting groove is formed in the side wall of the locking block, sealing elements are arranged at two ends of the pipeline body in a sealing mode, a through groove is formed in the side wall of one sealing element in a penetrating mode, a pumping pipe is connected to the side wall of the test box in a penetrating and sliding mode, and a plurality of clamping devices are arranged inside the limiting groove. In this device, through setting up the pump trachea that corresponds with latch segment central point, can guarantee the correspondence of pipeline body and latch segment central point, through setting up rotatable latch segment, can realize the rotation of pipeline body simultaneously, be convenient for examine pipeline body optional position, can be convenient for seek tiny gas leakage department for natural gas line's pressure testing detects more accurately.
Description
Technical Field
The utility model relates to the technical field of pipeline detection, in particular to a safety pressure testing device for a natural gas pipeline.
Background
The natural gas is a general name of mixed gas which exists in an underground rock reservoir and takes hydrocarbon as a main body, is clean and environment-friendly high-quality energy, almost does not contain sulfur, dust and other harmful substances, generates less carbon dioxide than other fossil fuels during combustion, and causes lower greenhouse effect, so the environment quality can be fundamentally improved, the natural gas is conveyed through a pipeline, and generally needs to be subjected to pressure test detection before the natural gas pipeline is used in order to ensure the safe transportation of the natural gas;
traditional safety pressure testing device is through the bearing capacity that gas leakage judged natural gas line, and the effect through eyes direct observation is relatively poor, and natural gas line position can't adjust constantly moreover to it is comparatively troublesome to make the observation to other positions department gas leakage condition, and then can cause great influence to the test result, therefore we need design a section adjustable position's natural gas line's safety pressure testing device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects that the direct observation effect of human eyes is poor and the position of a natural gas pipeline cannot be adjusted in the prior art, and provides a safety pressure test device for the natural gas pipeline.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a safe pressure testing device for natural gas line, includes test box and pipeline body, the lateral wall through rotation of test box is connected with the bull stick, the one end lateral wall of bull stick is fixed with the carousel, the other end lateral wall of bull stick is fixed with the latch segment, the spacing groove has been seted up to the lateral wall of latch segment, the both ends of pipeline body are all sealed and are provided with the sealing member, one of them the lateral wall of sealing member is run through and has been seted up logical groove, the lateral wall through sliding connection of test box has the pump pipe, the inside of spacing groove is provided with a plurality of clamping device, the bottom of test box is provided with a plurality of strutting arrangement.
Preferably, the inner wall of the through groove is provided with an annular groove, the inner wall of the annular groove is fixed with a sealing ring, and the pumping pipe is in sealing and abutting contact with the inner wall of the through groove.
Preferably, clamping device includes the arc with spacing inslot wall sliding connection and supports tight piece, the tip that the arc supported tight piece rotates through the bearing and is connected with the check lock lever, the check lock lever is the threaded rod.
Preferably, the end of the locking rod penetrates through the inner wall of the limiting groove and extends to the outside of the locking block, and the arc-shaped abutting block corresponds to the pipeline body and the sealing element.
Preferably, the supporting device comprises a vertical block fixed at the bottom in the test box, the inner wall of the vertical block is connected with a supporting block in a sealing and sliding manner, and the bottom of the supporting block is connected with the inner bottom of the vertical block through a supporting spring.
Preferably, the upper end of the supporting block is arc-shaped, and the upper end of the supporting block is abutted to the pipeline body.
Compared with the prior art, the utility model has the advantages that:
1. in the device, the pump air pipe corresponding to the central position of the locking block is arranged, so that the pipeline body can be ensured to correspond to the central position of the locking block, meanwhile, the rotatable locking block is arranged, the rotation of the pipeline body can be realized, the pipeline body can be conveniently checked in any direction, the tiny air leakage part can be conveniently searched, and the pressure test detection of the natural gas pipeline can be more accurate;
2. in this device, through setting up the sealing member that matches with pipeline body size, but combine the arc of adjusting position to support tight piece, can realize the tight work of natural gas line seal not of equidimension, and then make safe pressure testing device can be applicable to the natural gas line's of arbitrary size detection work, can effectively increase safe pressure testing device's suitability.
Drawings
Fig. 1 is a schematic structural diagram of a safety pressure testing device for a natural gas pipeline according to the present invention;
fig. 2 is a side sectional view of a safety pressure testing device for a natural gas pipeline according to the present invention;
fig. 3 is a top view of a safety pressure testing device for a natural gas pipeline according to the present invention.
In the figure: 1 test box, 2 bull sticks, 3 carousel, 4 latch segments, 5 spacing grooves, 6 pipeline bodies, 7 sealing members, 8 logical grooves, 9 ring channels, 10 sealing washers, 11 pump pipes, 12 arc support tight piece, 13 latch segments, 14 vertical pieces, 15 supporting shoes, 16 supporting spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a safety pressure test device for a natural gas pipeline comprises a test box 1 and a pipeline body 6, wherein the side wall of the test box 1 is connected with a rotating rod 2 in a penetrating and rotating manner, a rotating disk 3 is fixed on the side wall of one end of the rotating rod 2, a locking block 4 is fixed on the side wall of the other end of the rotating rod 2, a limiting groove 5 is formed in the side wall of the locking block 4, sealing elements 7 are hermetically arranged at two ends of the pipeline body 6, a through groove 8 is formed in the side wall of one sealing element 7 in a penetrating and rotating manner, a pump gas pipe 11 is connected to the side wall of the test box 1 in a penetrating and sliding manner, a plurality of clamping devices are arranged inside the limiting groove 5, and a plurality of supporting devices are arranged at the bottom of the test box 1; the inner wall that leads to groove 8 has seted up ring channel 9, and the inner wall of ring channel 9 is fixed with sealing washer 10, and pump trachea 11 and the sealed counterbalance that leads to groove 8 inner wall, pump trachea 11 and 4 central point of latch segment put and correspond, can guarantee the stable rotation of pipeline body 6.
The clamping device comprises an arc-shaped abutting block 12 which is connected with the inner wall of the limiting groove 5 in a sliding mode, the end portion of the arc-shaped abutting block 12 is rotatably connected with a locking rod 13 through a bearing, and the locking rod 13 is a threaded rod; the end part of the locking rod 13 penetrates through the inner wall of the limiting groove 5 and extends to the outside of the locking block 4, and the arc-shaped abutting block 12 corresponds to the pipeline body 6 and the sealing element 7; the supporting device comprises a vertical block 14 fixed at the bottom in the test box 1, the inner wall of the vertical block 14 is connected with a supporting block 15 in a sealing and sliding manner, and the bottom of the supporting block 15 is connected with the inner bottom of the vertical block 14 through a supporting spring 16; the upper end of supporting shoe 15 is circular-arcly, the upper end of supporting shoe 15 offsets with pipeline body 6, through setting up clamping device, can realize pipeline body 6 along with locking block 4's rotation, can be convenient for examine pipeline body 6 arbitrary position, can be convenient for seek tiny gas leakage department, can make natural gas line's pressure testing detect more accurate, combine the sealing member 7 that matches with pipeline body 6 size simultaneously, can realize the sealed tight work of clamp of natural gas line to equidimension not, and then make safe pressure testing device can be applicable to the detection achievement of the natural gas line of arbitrary size, can effectively increase safe pressure testing device's suitability.
In the utility model, when the pressure test of the natural gas pipeline is carried out, firstly, the sealing element 7 is utilized to seal the two ends of the pipeline body 6, then one end of the pipeline body 6 and one end of the sealing element 7 are placed in the limiting groove 5, and the pumping pipe 11 is pushed at the same time, so that the pump air pipe 11 can enter the interior of the pipe body 6 along the through groove 8 of the side wall of the sealing member 7, because the pump air pipe 11 is abutted against the sealing ring 10 in the through groove 8, the sealing performance in the pipeline body 6 can be ensured, meanwhile, the pump air pipe 11 corresponding to the central position of the locking block 4 is arranged, so that the stable rotation of the pipeline body 6 can be ensured, the locking rods 13 at two ends are simultaneously rotated, the arc-shaped abutting blocks 12 at the two ends move towards the pipeline body 6 until the arc-shaped abutting blocks 12 abut against the outer wall of the pipeline body 6, and the pipeline body 6 and the locking block 4 can be stably fixed;
in the process of positioning the pipeline body 6, the supporting block 15 needs to be pressed to enable the supporting block 15 to move downwards, so that the supporting spring 16 is compressed, the supporting block 15 can be abutted against the bottom of the pipeline body 6 by using the supporting spring 16 after the pipeline body 6 is positioned, the pipeline body 6 is supported, and the stability of the pipeline body 6 in the pressure test detection process is facilitated;
then, water is injected into the test box 1 until the water overflows the pipeline body 6, air is injected into the pipeline body 6 through the pump air pipe 11, so that the gas pressure of the pipeline body 6 is gradually increased, the pressure test capability of the natural gas pipeline is judged by observing whether bubbles are generated on the surface of the pipeline body 6, and meanwhile, the rotation of the rotating rod 2 and the locking block 4 can be realized by rotating the rotary disc 3, so that the rotation of the pipeline body 6 can be realized, the pipeline body 6 can be conveniently checked in any direction, the tiny air leakage position can be conveniently searched, and the pressure test detection of the natural gas pipeline can be more accurate;
through setting up the sealing member 7 that matches with 6 sizes of pipeline body, combine adjustable position's arc to support tight piece 12, can realize the sealed tight work of clamp to the natural gas line of equidimension not, and then make safe pressure testing device can be applicable to the natural gas line's of arbitrary size detection work, can effectively increase safe pressure testing device's suitability.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a safe pressure testing device for natural gas line, includes test box (1) and pipeline body (6), its characterized in that, the lateral wall of test box (1) runs through to rotate and is connected with bull stick (2), the one end lateral wall of bull stick (2) is fixed with carousel (3), the other end lateral wall of bull stick (2) is fixed with latch segment (4), spacing groove (5) have been seted up to the lateral wall of latch segment (4), the both ends of pipeline body (6) are all sealed and are provided with sealing member (7), one of them the lateral wall of sealing member (7) runs through and has seted up logical groove (8), the lateral wall of test box (1) runs through sliding connection has pump trachea (11), the inside of spacing groove (5) is provided with a plurality of clamping device, the bottom of test box (1) is provided with a plurality of strutting arrangement.
2. The safety pressure test device for the natural gas pipeline according to claim 1, wherein an annular groove (9) is formed in the inner wall of the through groove (8), a sealing ring (10) is fixed on the inner wall of the annular groove (9), and the pumping pipe (11) is in sealing contact with the inner wall of the through groove (8).
3. The safety pressure test device for the natural gas pipeline according to claim 1, wherein the clamping device comprises an arc-shaped abutting block (12) which is slidably connected with the inner wall of the limiting groove (5), the end part of the arc-shaped abutting block (12) is rotatably connected with a locking rod (13) through a bearing, and the locking rod (13) is a threaded rod.
4. The safety pressure test device for the natural gas pipeline as claimed in claim 3, wherein the end part of the locking rod (13) penetrates through the inner wall of the limiting groove (5) and extends to the outside of the locking block (4), and the arc-shaped abutting block (12) corresponds to the pipeline body (6) and the sealing element (7).
5. The safety pressure test device for the natural gas pipeline is characterized in that the supporting device comprises a vertical block (14) fixed at the inner bottom of the test box (1), the inner wall of the vertical block (14) is connected with a supporting block (15) in a sealing and sliding mode, and the bottom of the supporting block (15) is connected with the inner bottom of the vertical block (14) through a supporting spring (16).
6. The safety pressure test device for the natural gas pipeline as claimed in claim 5, wherein the upper end of the supporting block (15) is arc-shaped, and the upper end of the supporting block (15) is abutted against the pipeline body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122116935.4U CN216116571U (en) | 2021-09-03 | 2021-09-03 | Safety pressure testing device for natural gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122116935.4U CN216116571U (en) | 2021-09-03 | 2021-09-03 | Safety pressure testing device for natural gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216116571U true CN216116571U (en) | 2022-03-22 |
Family
ID=80730816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122116935.4U Expired - Fee Related CN216116571U (en) | 2021-09-03 | 2021-09-03 | Safety pressure testing device for natural gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216116571U (en) |
-
2021
- 2021-09-03 CN CN202122116935.4U patent/CN216116571U/en not_active Expired - Fee Related
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Legal Events
| 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: 20220322 |