CN214621612U - Natural gas instrument fault detection device - Google Patents
Natural gas instrument fault detection device Download PDFInfo
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- CN214621612U CN214621612U CN202121337119.XU CN202121337119U CN214621612U CN 214621612 U CN214621612 U CN 214621612U CN 202121337119 U CN202121337119 U CN 202121337119U CN 214621612 U CN214621612 U CN 214621612U
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 204
- 239000003345 natural gas Substances 0.000 title claims abstract description 102
- 238000001514 detection method Methods 0.000 title claims abstract description 65
- 239000007789 gas Substances 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 34
- 229910052802 copper Inorganic materials 0.000 claims description 34
- 239000010949 copper Substances 0.000 claims description 34
- 238000007789 sealing Methods 0.000 claims description 27
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 241000047875 Pica hudsonia Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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Abstract
The utility model discloses a natural gas instrument fault detection device, including setting up the detection device body on natural gas detection instrument, the detection device body includes the U-shaped mounting panel, and the U-shaped mounting panel cover is established on natural gas detection instrument, and natural gas detection instrument's both sides all communicate and are fixed with natural gas line, the bottom both sides of U-shaped mounting panel all are equipped with two semicircle pipes, and two semicircle pipes relative from top to bottom constitute a whole pipe, and the sealed movable sleeve of whole pipe is established on the natural gas line that corresponds, and one side that two semicircle pipes relative from top to bottom are close to each other rotates the installation. The utility model relates to a rationally, be convenient for when the phenomenon of gas leakage appears in natural gas instrumentation and natural gas line's junction, in time report to the police and remind personnel, make things convenient for personnel in time to discover, improve and detect the fault accuracy, and the setting of four semicircle pipes, can detect simultaneously two junctions, improve detection efficiency, be favorable to the use.
Description
Technical Field
The utility model relates to a fault detection equipment technical field especially relates to a natural gas instrument fault detection device.
Background
The existing natural gas instrument detection device comprises a Rosemont pressure and temperature transmitter, an Elster flow meter and a PLC (programmable logic controller) device, and natural gas is detected by the Rosemont pressure and temperature transmitter, the Elster flow meter and the PLC device;
because adopt threaded connection mode or flange realization fixed usually between panel board and the natural gas valve, but its leakproofness is not high, leak easily for long-term use, consequently, need often detect the natural gas instrument, the mode of current detection natural gas instrument trouble, the mode that adopts personnel to patrol mostly detects, this kind of detection mode accuracy is low, and when panel board and natural gas valve junction gas leakage volume is less, in addition blown away by wind, be difficult to be detected, long-time use influences the detection accuracy of panel board easily, can not satisfy the user demand, therefore we have proposed a natural gas instrument fault detection device and have been used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the natural gas instrument fault detection device who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a natural gas instrument fault detection device comprises a detection device body arranged on a natural gas detection instrument, wherein the detection device body comprises a U-shaped mounting plate, the U-shaped mounting plate is sleeved on the natural gas detection instrument, both sides of the natural gas detection instrument are communicated and fixed with natural gas pipelines, both sides of the bottom of the U-shaped mounting plate are respectively provided with two semicircular pipes, the two semicircular pipes which are opposite from top to bottom form a whole circular pipe, the whole circular pipe is sleeved on the corresponding natural gas pipelines in a sealing and movable mode, one side, close to each other, of the two semicircular pipes which are opposite from top to bottom is rotatably installed, the front sides of the two semicircular pipes which are positioned above the four semicircular pipes are respectively and fixedly connected with a fixed block, the front sides of the two semicircular pipes which are positioned below are respectively and fixedly connected with an L-shaped block, the L-shaped block is movably sleeved on the corresponding fixed block, the L-shaped block is fastened on the corresponding fixed block through threads, one side, close to each other, of the two semicircular pipes which are opposite from top to bottom is provided with a semicircular groove, the two semi-annular grooves which are opposite from top to bottom form a whole annular groove, the joint of the natural gas pipeline and the natural gas detecting instrument is positioned in the corresponding whole annular groove, and the U-shaped mounting plate is provided with a gas leakage alarming and reminding mechanism which is matched with the joint of the natural gas pipeline and the natural gas detecting instrument.
Preferably, the gas leakage alarm reminding mechanism comprises a storage battery and a high-pitch alarm which are fixedly arranged on the left side of the top of the U-shaped mounting plate, first rectangular grooves are formed in two sides of the U-shaped mounting plate, vent pipes are communicated and fixed on the inner walls of the tops of two semicircular grooves above the four semicircular grooves, the top ends of the vent pipes are communicated with the corresponding first rectangular grooves, pistons are hermetically and slidably sleeved in the first rectangular grooves, rectangular rods are fixedly connected to one sides, close to each other, of the two pistons, second rectangular grooves are formed in the inner walls, close to each other, of the two first rectangular grooves, one ends, close to each other, of the two rectangular rods respectively extend into the corresponding second rectangular grooves, springs are fixedly connected between one ends, close to each other, of the two rectangular rods and the inner wall, close to each other, of the two second rectangular grooves, one sides, far away from each other, of the two pistons are fixedly connected with first copper sheets, fixedly connected with installation pole between the top inner wall of first rectangular channel and the bottom inner wall, two pistons all are located between two installation poles, the equal fixedly connected with second copper sheet in one side that two installation poles are close to each other, the second copper sheet is located one side that the piston was kept away from to the first copper sheet that corresponds and cooperatees with first copper sheet, first copper sheet passes through the negative pole electric connection of flexible conductor and battery, second copper sheet and high pitch alarm electric connection, the anodal electric connection of high pitch alarm and battery.
Preferably, one side that two semicircular pipes relative to each other from top to bottom are close to each other is all bonded and fixed with two semicircular sealing rings, and two semicircular sealing rings relative to each other from top to bottom constitute a whole circular sealing ring, and the inboard of semicircular sealing ring and the outside of the natural gas pipeline or the outside swing joint of natural gas instrumentation that correspond, the bottom bonding of the semicircular pipe that lies in the top among four semicircular pipes is fixed with two rubber seals, the bottom of rubber seal and the top swing joint of the corresponding semicircular pipe that lies in the below.
Preferably, be located and seted up first circular port on the top inner wall of the semicircular groove of top, seted up the second circular port on the bottom inner wall of first rectangular channel, the inner wall of first circular port and the inner wall of second circular port all with the outside fixed connection of the breather pipe that corresponds.
Preferably, the outside of piston is fixed to be equipped with the rectangle sealing washer, the outside and the inner wall sliding connection of the first rectangular channel that corresponds of rectangle sealing washer, and audible-visual annunciator, battery, first copper sheet and second copper sheet constitute a return circuit in proper order.
Preferably, the one end that two rectangular rod are close to each other all is seted up flutedly, and the one side inner wall that two recesses kept away from each other respectively with the one end fixed connection that two springs kept away from each other.
Preferably, one side that two pistons kept away from each other all bonds and is fixed with first insulating rubber, one side that two first insulating rubber kept away from each other bonds and fixes with one side that two first copper sheets are close to each other respectively, one side that two installation poles are close to each other all bonds and is fixed with second insulating rubber, one side that two second copper sheets are kept away from each other respectively with one side fixed connection that two second insulating rubber are close to each other.
Preferably, a thread groove is formed in the front side of the fixing block, a T-shaped fastening bolt is sleeved in the thread groove, an L-shaped block is sleeved on the corresponding T-shaped fastening bolt in a threaded manner, the same hinge is installed on the threads of the rear sides of the two vertically opposite semicircular tubes, and the two vertically opposite semicircular tubes are rotatably installed through the hinge.
Compared with the prior art, the beneficial effects of the utility model are that:
when the connection part of the natural gas detecting instrument and the natural gas pipeline is detected when the detecting device body and the natural gas detecting instrument are in a separated state, the semicircular pipes positioned above are respectively sleeved on the two connected natural gas pipelines, the semicircular pipe below is rotated to drive the corresponding L-shaped block to be sleeved on the fixed block, then the T-shaped fastening bolt is rotated forward and moved into the corresponding thread groove, at the moment, the connection parts of the natural gas detecting instrument and the natural gas pipeline are respectively positioned in the corresponding whole annular grooves, and when the phenomenon of gas leakage occurs at the connection part, the natural gas sequentially enters the first rectangular groove through the corresponding whole annular groove and the vent pipe and extrudes the piston, the extrusion force drives the piston to move in the direction far away from the natural gas detection instrument, the piston drives the corresponding rectangular rod to slide in the second rectangular groove and stretch the spring, and the piston drives the corresponding first copper sheet to move to be in contact with the second copper sheet, so that the high-pitch alarm is powered on to send out a high-pitch alarm to remind people of the occurrence of gas leakage at the joint;
when needs take off whole device from natural gas instrumentation, the T shape fastening bolt of reverse rotation shifts out from the thread groove that corresponds, rotates the semicircle pipe and the natural gas line separation of below downwards immediately, can upwards stimulate the U-shaped mounting panel with whole device and natural gas instrumentation separation, can install whole device and continue to carry out the fault detection operation on other natural gas instrumentation with whole device.
The utility model relates to a rationally, be convenient for when the phenomenon of gas leakage appears in natural gas instrumentation and natural gas line's junction, in time report to the police and remind personnel, make things convenient for personnel in time to discover, improve and detect the fault accuracy, and the setting of four semicircle pipes, can detect simultaneously two junctions, improve detection efficiency, be favorable to the use.
Drawings
Fig. 1 is a schematic structural diagram of a natural gas instrument fault detection device provided by the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
fig. 4 is the utility model provides a natural gas instrument fault detection device's connecting piece left side sectional structure schematic diagram of semicircle pipe, fixed block, L-shaped piece, T shape fastening bolt and hinge.
In the figure: 100 natural gas detecting instrument, 101 natural gas pipeline, 1 semicircle pipe, 2U-shaped mounting panel, 3 batteries, 4 audible-visual annunciators, 5 fixed blocks, 6L-shaped piece, 7T-shaped fastening bolt, 8 breather pipes, 9 semicircular grooves, 10 first rectangular grooves, 11 pistons, 12 mounting rods, 13 second copper sheets, 14 first copper sheets, 15 second rectangular grooves, 16 rectangular rods and 17 springs.
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. 1-4, a natural gas instrument fault detection device comprises a detection device body arranged on a natural gas detection instrument 100, the detection device body comprises a U-shaped mounting plate 2, the U-shaped mounting plate 2 is sleeved on the natural gas detection instrument 100, both sides of the natural gas detection instrument 100 are communicated and fixed with a natural gas pipeline 101, both sides of the bottom of the U-shaped mounting plate 2 are provided with two semicircular pipes 1, the two semicircular pipes 1 which are opposite up and down form a whole circular pipe, the whole circular pipe is movably sleeved on the corresponding natural gas pipeline 101 in a sealing manner, one side of the two semicircular pipes 1 which are opposite up and down are close to each other is rotatably arranged, the front sides of the two semicircular pipes 1 which are positioned above in the four semicircular pipes 1 are fixedly connected with a fixed block 5, the front sides of the two semicircular pipes 1 which are positioned below are fixedly connected with an L-shaped block 6, the L-shaped block 6 is movably sleeved on the corresponding fixed block 5, the L-shaped block 6 is fastened on the corresponding fixed block 5 in a threaded manner, the two semicircular pipes 1 which are opposite up and down are provided with semi-annular grooves 9 at one sides which are close to each other, the two semi-annular grooves 9 which are opposite up and down form a whole annular groove, the joint of the natural gas pipeline 101 and the natural gas detection instrument 100 is positioned in the corresponding whole annular groove, and the U-shaped mounting plate 2 is provided with a gas leakage alarm reminding mechanism which is matched with the joint of the natural gas pipeline 101 and the natural gas detection instrument 100;
the air leakage alarm reminding mechanism comprises a storage battery 3 and a high-pitch alarm 4 which are fixedly arranged on the left side of the top of a U-shaped mounting plate 2, wherein first rectangular grooves 10 are respectively formed in two sides of the U-shaped mounting plate 2, vent pipes 8 are respectively communicated and fixed on the inner walls of the tops of two upper half-ring grooves 9 in the four half-ring grooves 9, the top ends of the vent pipes 8 are communicated with the corresponding first rectangular grooves 10, pistons 11 are hermetically and slidably sleeved in the first rectangular grooves 10, rectangular rods 16 are respectively and fixedly connected to one sides, close to each other, of the two pistons 11, second rectangular grooves 15 are respectively formed in the inner walls, close to each other, of the two first rectangular grooves 10, one ends, close to each other, of the two rectangular rods 16 respectively extend into the corresponding second rectangular grooves 15, springs 17 are fixedly connected between one ends, close to each other, of the two rectangular rods 16 and the inner walls, close to each other, of the two second rectangular grooves 15, the utility model has the advantages of reasonable design, convenient alarm and reminding personnel when the phenomenon of air leakage occurs at the connection part of the natural gas detecting instrument 100 and the natural gas pipeline 101, convenient discovery by personnel in time, improvement of the accuracy of fault detection, and the arrangement of four semicircular tubes 1, can carry out simultaneous detection to two junctions, improve detection efficiency, be favorable to using.
In the utility model, two semicircular sealing rings are bonded and fixed on one side of two semicircular pipes 1 which are opposite up and down and are close to each other, the two semicircular sealing rings which are opposite up and down form a whole circular sealing ring, the inner sides of the semicircular sealing rings are in movable contact with the outer side of a corresponding natural gas pipeline 101 or the outer side of a natural gas detecting instrument 100, two sealing rubber sheets are bonded and fixed at the bottom of the semicircular pipe 1 which is positioned above the four semicircular pipes 1, the bottom of the sealing rubber sheet is in movable contact with the top of the corresponding semicircular pipe 1 which is positioned below, a first circular hole is arranged on the inner wall at the top of the semicircular groove 9 which is positioned above, a second circular hole is arranged on the inner wall at the bottom of the first rectangular groove 10, the inner wall of the first circular hole and the inner wall of the second circular hole are both fixedly connected with the outer side of a corresponding vent pipe 8, a rectangular sealing ring is fixedly sleeved on the outer side of a piston 11, the outer side of the rectangular sealing ring is in sliding connection with the inner wall of the corresponding first rectangular groove 10, the high-pitch alarm 4, the storage battery 3, the first copper sheets 14 and the second copper sheets 13 sequentially form a loop, one ends, close to each other, of the two rectangular rods 16 are respectively provided with a groove, the inner walls of one sides, far away from each other, of the two grooves are respectively fixedly connected with one ends, far away from each other, of the two springs 17, one sides, far away from each other, of the two pistons 11 are respectively fixedly bonded with first insulating rubber sheets, one sides, far away from each other, of the two first insulating rubber sheets are respectively fixedly bonded with one sides, close to each other, of the two first copper sheets 14, one sides, close to each other, of the two mounting rods 12 are respectively fixedly bonded with second insulating rubber sheets, one sides, far away from each other, of the two second copper sheets 13 are respectively fixedly connected with one sides, close to each other, of the two second insulating rubber sheets, the front side of the fixing block 5 is provided with a threaded groove, a T-shaped fastening bolt 7 is sleeved in the threaded groove, an L-shaped block 6 is sleeved on the corresponding T-shaped fastening bolt 7, same hinge is installed to two relative half-round pipe 1's rear side screw thread from top to bottom, and two relative half-round pipe 1 from top to bottom rotate the installation through the hinge, the utility model relates to a rationally, be convenient for when gas leakage's phenomenon appears in the junction of natural gas detecting instrument 100 and natural gas line 101, in time report to the police and remind personnel, make things convenient for personnel in time to discover, improve and detect the trouble accuracy, and four half-round pipe 1's setting can carry out simultaneous detection to two junctions, improve detection efficiency, are favorable to the use.
The working principle is as follows: when the natural gas detection device is used, when the detection device body is separated from the natural gas detection instrument 100, and when the connection part of the natural gas detection instrument 100 and the natural gas pipeline 101 needs to be detected, the upper semicircular pipe 1 is respectively sleeved on the two connected natural gas pipelines 101, the lower semicircular pipe 1 is rotated, the semicircular pipe 1 rotates to drive the corresponding L-shaped block 6 to be sleeved on the fixed block 5, then the T-shaped fastening bolt 7 is rotated in the forward direction, the T-shaped fastening bolt 7 rotates and moves to the threaded groove, so that the two semicircular pipes 1 which are opposite up and down are fixed together and are movably sleeved on the corresponding natural gas pipeline 101 in a sealing way, the connection part of the natural gas detection instrument 100 and the natural gas pipeline 101 is respectively positioned in the corresponding whole annular groove, when the phenomenon of gas leakage occurs at the connection part, the natural gas is filled in the whole annular groove, and the natural gas in the whole annular groove enters the first rectangular groove 10 through the corresponding vent pipe 8, the gas extrudes the corresponding piston 11, the extrusion force drives the piston 11 to move in the direction away from the natural gas detection instrument 100, the piston 11 drives the corresponding rectangular rod 16 to slide in the second rectangular groove 15 and stretch the spring 17, when the piston 11 drives the corresponding first copper sheet 14 to move to be in contact with the second copper sheet 13, at the moment, the high-pitch alarm 4, the storage battery 3, the first copper sheet 14 and the second copper sheet 13 sequentially form a loop, the high-pitch alarm 4 is electrified to give out a high-pitch alarm to remind people of air leakage at the joint, and the four semicircular tubes 1 are arranged, the two joints can be simultaneously detected, so that the detection efficiency is improved, when the gas leakage phenomenon occurs at the joint of the natural gas detection instrument 100 and the natural gas pipeline 101, the alarm is given in time to remind personnel, the personnel can find the gas leakage in time conveniently, and the accuracy of fault detection is improved;
when the whole device is required to be taken down from the natural gas detecting instrument 100, the T-shaped fastening bolt 7 is rotated reversely, the T-shaped fastening bolt 7 is rotated to move out of the corresponding thread groove, the semi-circular pipe 1 below the T-shaped fastening bolt 7 is rotated downwards to be separated from the natural gas pipeline 101, the U-shaped mounting plate 2 can be pulled upwards to separate the whole device from the natural gas detecting instrument 100, and the whole device can be mounted on other natural gas detecting instruments 100 to continue fault detection operation.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
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 (8)
1. A natural gas instrument fault detection device comprises a detection device body arranged on a natural gas detection instrument (100), wherein the detection device body comprises a U-shaped mounting plate (2), the U-shaped mounting plate (2) is sleeved on the natural gas detection instrument (100), and two sides of the natural gas detection instrument (100) are both communicated and fixed with natural gas pipelines (101), the natural gas instrument fault detection device is characterized in that two semicircular pipes (1) are arranged on two sides of the bottom of the U-shaped mounting plate (2), the two semicircular pipes (1) which are opposite up and down form a whole circular pipe, the whole circular pipe is sleeved on the corresponding natural gas pipelines (101) in a sealing and movable manner, one side of the two semicircular pipes (1) which are opposite up and down are close to each other is rotatably arranged, the front sides of the two semicircular pipes (1) which are positioned above in the four semicircular pipes (1) are both fixedly connected with fixing blocks (5), the front sides of the two semicircular pipes (1) which are positioned below are both fixedly connected with L-shaped blocks (6), l-shaped piece (6) activity cover is established on corresponding fixed block (5), and L-shaped piece (6) screw-thread fastening is on fixed block (5) that corresponds, and semi-ring groove (9) have all been seted up to one side that two relative semicircle pipes (1) are close to each other from top to bottom, and a whole ring groove is constituteed in two relative semi-ring grooves (9) from top to bottom, and natural gas line (101) are located the whole ring inslot that corresponds with the junction of natural gas instrumentation (100), be equipped with on U-shaped mounting panel (2) with natural gas line (101) and natural gas instrumentation (100) junction matched with gas leakage warning mechanism.
2. The natural gas instrument fault detection device according to claim 1, wherein the gas leakage alarm reminding mechanism comprises a storage battery (3) and a high-pitch alarm (4) which are fixedly installed on the left side of the top of the U-shaped mounting plate (2), first rectangular grooves (10) are formed in two sides of the U-shaped mounting plate (2), vent pipes (8) are communicated and fixed on the inner walls of the tops of two upper semi-annular grooves (9) in the four semi-annular grooves (9), the top ends of the vent pipes (8) are communicated with the corresponding first rectangular grooves (10), pistons (11) are sleeved in the first rectangular grooves (10) in a sealing and sliding mode, rectangular rods (16) are fixedly connected to one sides of the two pistons (11) close to each other, second rectangular grooves (15) are formed in the inner walls of one side of the two first rectangular grooves (10) close to each other, one ends of the two rectangular rods (16) close to each other extend into the corresponding second rectangular grooves (15) respectively, one end that two rectangle poles (16) are close to each other is fixedly connected with spring (17) respectively between the one side inner wall that two second rectangle grooves (15) are close to each other, equal fixedly connected with first copper sheet (14) in one side that two pistons (11) are kept away from each other, fixedly connected with installation pole (12) between the top inner wall of first rectangle groove (10) and the bottom inner wall, two pistons (11) all are located between two installation poles (12), equal fixedly connected with second copper sheet (13) in one side that two installation poles (12) are close to each other, second copper sheet (13) are located one side that piston (11) were kept away from to first copper sheet (14) that correspond and cooperate with first copper sheet (14), first copper sheet (14) are through the negative pole electric connection of soft wire with battery (3), second copper sheet (13) and high-pitch alarm (4) electric connection, alarm (4) and the anodal electric connection of battery (3).
3. The natural gas instrument fault detection device according to claim 1, characterized in that two semicircular sealing rings are fixedly bonded to the mutually adjacent sides of two semicircular pipes (1) which are opposite from each other, the two semicircular sealing rings which are opposite from each other from top to bottom form a full-circle sealing ring, the inner sides of the semicircular sealing rings are in movable contact with the outer side of a corresponding natural gas pipeline (101) or the outer side of the natural gas instrument (100), two sealing rubber sheets are fixedly bonded to the bottoms of the semicircular pipes (1) which are located above the four semicircular pipes (1), and the bottoms of the sealing rubber sheets are in movable contact with the tops of the corresponding semicircular pipes (1) which are located below the four semicircular pipes (1).
4. The natural gas instrument fault detection device according to claim 2, wherein a first circular hole is formed in the top inner wall of the upper semicircular groove (9), a second circular hole is formed in the bottom inner wall of the first rectangular groove (10), and the inner walls of the first circular hole and the second circular hole are fixedly connected with the outer sides of the corresponding vent pipes (8).
5. The natural gas instrument fault detection device is characterized in that a rectangular sealing ring is fixedly sleeved on the outer side of the piston (11), the outer side of the rectangular sealing ring is slidably connected with the inner wall of the corresponding first rectangular groove (10), and the audible alarm (4), the storage battery (3), the first copper sheet (14) and the second copper sheet (13) sequentially form a loop.
6. The natural gas instrument fault detection device according to claim 2, wherein one ends of the two rectangular rods (16) close to each other are provided with grooves, and the inner walls of the two sides of the two grooves far away from each other are fixedly connected with one ends of the two springs (17) far away from each other respectively.
7. The natural gas instrument fault detection device according to claim 2, wherein the sides of the two pistons (11) far away from each other are fixedly bonded with first insulating rubber sheets, the sides of the two first insulating rubber sheets far away from each other are fixedly bonded with the sides of the two first copper sheets (14) close to each other, the sides of the two mounting rods (12) close to each other are fixedly bonded with second insulating rubber sheets, and the sides of the two second copper sheets (13) far away from each other are fixedly connected with the sides of the two second insulating rubber sheets close to each other.
8. The natural gas instrument fault detection device according to claim 1, wherein a thread groove is formed in the front side of the fixing block (5), a T-shaped fastening bolt (7) is sleeved in the thread groove in a threaded manner, an L-shaped block (6) is sleeved on the corresponding T-shaped fastening bolt (7) in a threaded manner, the same hinge is installed on the rear side of the two semicircular tubes (1) which are opposite up and down in a threaded manner, and the two semicircular tubes (1) which are opposite up and down are rotatably installed through the hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121337119.XU CN214621612U (en) | 2021-06-16 | 2021-06-16 | Natural gas instrument fault detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121337119.XU CN214621612U (en) | 2021-06-16 | 2021-06-16 | Natural gas instrument fault detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214621612U true CN214621612U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121337119.XU Expired - Fee Related CN214621612U (en) | 2021-06-16 | 2021-06-16 | Natural gas instrument fault detection device |
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| Country | Link |
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| CN (1) | CN214621612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117347775A (en) * | 2023-08-25 | 2024-01-05 | 国网安徽省电力有限公司涡阳县供电公司 | Power distribution network fault early warning device |
-
2021
- 2021-06-16 CN CN202121337119.XU patent/CN214621612U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117347775A (en) * | 2023-08-25 | 2024-01-05 | 国网安徽省电力有限公司涡阳县供电公司 | Power distribution network fault early warning device |
| CN117347775B (en) * | 2023-08-25 | 2024-04-30 | 国网安徽省电力有限公司涡阳县供电公司 | Power distribution network fault early warning device |
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