CN217702131U - Welding ground clamp pipeline plane fixing device - Google Patents

Welding ground clamp pipeline plane fixing device Download PDF

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Publication number
CN217702131U
CN217702131U CN202220871366.6U CN202220871366U CN217702131U CN 217702131 U CN217702131 U CN 217702131U CN 202220871366 U CN202220871366 U CN 202220871366U CN 217702131 U CN217702131 U CN 217702131U
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China
Prior art keywords
chain
groove
red copper
conducting plate
tightening
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CN202220871366.6U
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Chinese (zh)
Inventor
贾学志
孙玉东
耿延晖
陈兴强
王磊
高军
丁旭科
车振龙
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China Petroleum and Chemical Corp
Sinopec Shengli Oilfield Co
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China Petroleum and Chemical Corp
Sinopec Shengli Oilfield Co
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Priority to CN202220871366.6U priority Critical patent/CN217702131U/en
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Abstract

The utility model relates to a welding ground wire presss from both sides pipeline plane fixing device. The technical scheme is as follows: the device parent is through tightening up the pole contact at the middle part upper surface of red copper current conducting plate, the bottom of red copper current conducting plate with treat the welded tube contact, the one end of fastening chain is connected to the one end of device parent, the other end of device parent is equipped with the chain and tightens up the groove, is equipped with the fixed knob of chain in the outer end that the chain tightened up the groove, fixes the other end of fastening chain in the chain tightens up the groove through the fixed knob of chain. The beneficial effects are that: the utility model realizes the fixation of the device on the pipeline by the matching of the fastening chain, the device matrix and the red copper current-conducting plate; the structure of a welded ground wire clamp is not changed, the use of the ground wire clamp in other welding aspects is not influenced, and irregular modes such as welding and fixing reinforcing steel bars on the outer wall of a pipeline and clamping the ground wire clamp are avoided; the welding device has the advantages of simple structure, convenience in use, capability of forming a standard and universality in welding construction of various pipe networks.

Description

Welding ground clamp pipeline plane fixing device
Technical Field
The utility model relates to an oil field ground engineering repair tools, in particular to welding ground wire presss from both sides pipeline plane fixing device.
Background
In the ground maintenance of the petroleum industry, welding is a work which is often done, a welding ground wire clamp is a necessary connecting device for connecting a positive circuit and a negative circuit during welding, the welding ground wire clamp is tightly compacted with the surface of a metal to be welded by clamping force to form a welding circuit, and when a common structure is welded, the ground wire clamp is clamped at a part with the structure less than 30-50 mm. However, when planes such as petroleum pipelines are welded, due to the limitation of the size of a ground wire clamp opening, at present, irregular modes such as welding reinforcing steel bolts on the outer wall of the petroleum pipeline and then clamping the ground wire clamp are often adopted, so that the metal surface is damaged by welding beading, virtual connection and ignition, and even the corrosion perforation of the petroleum pipeline is caused in the later stage.
At present, petroleum pipelines in service of an oil field are accumulated to be more than 100 ten thousand meters, the maintenance, construction and reconstruction of the pipelines are about 5 ten thousand times every year, and the existing welding ground wire clamp is not suitable for pipeline construction, so that the metal surface of the pipeline is seriously damaged and is one of the main reasons of various perforations, and therefore, the problems can be solved by changing the connection mode of the ground wire clamp and the pipelines.
The Chinese patent document with the publication number of CN204183140U has the patent name of 'a welding ground wire clamping piece for pipeline welding', and comprises two opposite fixing plates connected by bolts, wherein one end of each fixing plate is bent into an arc, the arc ends of the two opposite fixing plates are combined into an arc bayonet, and a welding ground wire connecting piece is arranged on each fixing plate. When the device is used, the welding ground wire is connected with the welding ground wire connecting piece, then the arc-shaped bayonets formed by the two opposite fixing plates are clamped on a pipeline, and the arc-shaped bayonets are locked and fixed by the bolts. However, there are problems in that: easy to fall off and not firm to fix.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a welding ground wire presss from both sides pipeline plane fixing device to the above-mentioned defect that prior art exists, simple structure, fixed firm, convenient to use have improved work efficiency, and are general in the welding construction of various pipe networks.
The utility model provides a pair of welding ground wire presss from both sides pipeline plane fixing device, its technical scheme is: including device parent 1, fastening chain 2, tightening rod 4, red copper current conducting plate 5, the fixed knob 6 of chain, treat welded pipe way 7, elasticity stopping round pin 8, device parent 1 is through the middle part upper surface of tightening rod 4 contact at red copper current conducting plate 5, red copper current conducting plate 5's bottom with treat welded pipe way 7 contact, the one end of fastening chain 2 is connected to the one end of device parent 1, and the other end of device parent 1 is equipped with the chain and tightens up groove 1.1, is equipped with the fixed knob 6 of chain in the outer end that the groove 1.1 was tightened up to the chain, fixes the other end of fastening chain 2 in the chain tightens up groove 1.1 through the fixed knob 6 of chain.
Preferably, the red copper conducting plate 5 comprises a supporting frame 5.1, a first transverse plate 5.2, a second transverse plate 5.3 and a grid surface 5.4, the supporting frame 5.1 and the first transverse plate 5.2 and the second transverse plate 5.3 on the two sides are connected into a whole to form a structure in a shape like a Chinese character ji, and the grid surface 5.4 is arranged on the outer surface of the supporting frame 5.1.
Preferably, the red copper conductive plate 5 is formed by bending a long red copper plate.
Preferably, the device parent body 1 comprises a chain tightening groove 1.1, an external screw hole 1.2, a body 1.3, a conductive plate guide groove 1.4, a chain connecting groove 1.5, a chain connecting pin hole 1.6 and a tightener connecting screw hole 1.7, wherein one end of the body 1.3 is provided with the chain connecting groove 1.5, the other end of the body is provided with the chain tightening groove 1.1, the outer side of the chain connecting groove 1.5 is provided with the chain connecting pin hole 1.6, and the outer side of the chain tightening groove 1.1 is provided with the external screw hole 1.2; the middle part of the body 1.3 is provided with a conductive plate guide groove 1.4 and a tightener connecting screw hole 1.7.
Preferably, the conductive plate guide slot 1.4 is arranged on the outer wall of the middle part of the body 1.3.
Preferably, the outer side of the conductive plate guide groove 1.4 is provided with a limit protrusion 1.8.
Preferably, the tightener coupling hole 1.7 is longitudinally arranged and is located in the middle of the body 1.3.
Preferably, the fastening chain 2 is a steel transmission chain.
Preferably, the torsion dial 3 is mounted on the upper end of the tightening rod 4.
Preferably, the outer end of the chain tightening slot 1.1 is further provided with an elastic retaining pin 8 positioned at one side of the chain fixing knob 6.
The utility model has the advantages that:
firstly, the utility model realizes the winding and fixing of the device on the pipeline through the matching of the fastening chain, the device parent body and the red copper current-conducting plate;
secondly, the utility model can connect the pipeline to be welded with the grounding wire clamp well by the close fit of the red copper current-conducting plate and the surface of the pipeline to be welded;
thirdly, the utility model does not change the structure of the welding ground wire clamp, does not affect the use of the ground wire clamp in other welding aspects, realizes the clamping function to the pipeline plane, avoids irregular modes such as welding and fixing steel bars (bolts) on the outer wall of the pipeline, and then clamping the ground wire clamp;
in a word, the utility model has the advantages of simple structure, fixed firm, convenient to use, can form the standard, general in the welding construction of various pipe networks.
Drawings
FIG. 1 is a schematic view of the structure of the present invention during installation and use;
fig. 2 is a schematic structural diagram of the present invention;
FIG. 3 is a schematic structural view of a red copper conductive plate;
FIG. 4 is a schematic diagram of the structure of the device precursor;
FIG. 5 is a schematic top view of the device precursor;
FIG. 6 is a schematic structural view of example 3;
in the upper diagram: the device parent 1, fastening chain 2, torsion dial plate 3, tightening rod 4, red copper current conducting plate 5, chain fixed knob 6, treat welded pipe 7, elasticity stopping round pin 8, chain tightening groove 1.1, outer screw hole 1.2, body 1.3, current conducting plate guide way 1.4, chain connecting groove 1.5, chain connecting pin hole 1.6, tightener connecting screw 1.7, spacing arch 1.8, carriage 5.1, first diaphragm 5.2, second diaphragm 5.3 and net face 5.4.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Embodiment 1, refer to fig. 1 and 2, the utility model provides a welding ground wire presss from both sides pipeline plane fixing device, include device parent 1, fastening chain 2, tighten up pole 4, red copper current conducting plate 5, the fixed knob 6 of chain, treat welded pipe way 7, elasticity stopping pin 8, device parent 1 is through the middle part upper surface of tightening up pole 4 contact at red copper current conducting plate 5, red copper current conducting plate 5's bottom with treat welded pipe way 7 contact, the one end of fastening chain 2 is connected to the one end of device parent 1, and the other end of device parent 1 is equipped with the chain and tightens up groove 1.1, is equipped with the fixed knob 6 of chain in the outer end of chain tightening up groove 1.1, fixes the other end of fastening chain 2 in the chain tightens up groove 1.1 through the fixed knob 6 of chain.
Referring to fig. 3, the red copper conducting plate 5 includes a supporting frame 5.1, a first transverse plate 5.2, a second transverse plate 5.3 and a grid surface 5.4, the supporting frame 5.1 and the first transverse plate 5.2 and the second transverse plate 5.3 on both sides are connected into an integral structure to form a structure shaped like a Chinese character ji, and the grid surface 5.4 is arranged on the outer surface of the supporting frame 5.1.
Referring to fig. 4 and 5, the device parent body 1 comprises a chain tightening groove 1.1, an external thread hole 1.2, a body 1.3, a conductive plate guide groove 1.4, a chain connecting groove 1.5, a chain connecting pin hole 1.6 and a tightener connecting screw hole 1.7, wherein one end of the body 1.3 is provided with the chain connecting groove 1.5, the other end of the body is provided with the chain tightening groove 1.1, the outer side of the chain connecting groove 1.5 is provided with the chain connecting pin hole 1.6, and the outer side of the chain tightening groove 1.1 is provided with the external screw hole 1.2; the middle part of the body 1.3 is provided with a conductive plate guide groove 1.4 and a tightener connecting screw hole 1.7.
In addition, the above-mentioned conducting plate guide way 1.4 sets up in the middle part outer wall of body 1.3, and the outside of above-mentioned conducting plate guide way 1.4 is equipped with spacing arch 1.8, need to explain: the red copper current-conducting plate 5 adopts the red copper plate of rectangular shape to insert the current-conducting plate guide way 1.4 back, again with both ends bending, forms the structure of the nearly font, like this, red copper current-conducting plate 5 can be injectd and reciprocate in the current-conducting plate guide way 1.4, can not remove about.
Preferably, the tightener connecting hole 1.7 is longitudinally arranged, is positioned in the middle of the body 1.3 and is provided with threads, and the tightening rod is in threaded fit with the tightener connecting hole to realize forced extrusion on the red copper conducting plate 5.
Preferably, the fastening chain 2 is a steel transmission chain, such as a bicycle chain.
The device matrix 1 is made of 304 stainless steel with good processing performance, the current for design of the red copper conducting plate 5 is 500-600A, the influence of a skin effect is considered, and a regular grid surface is arranged on the binding surface of the red copper conducting plate and the pipeline to be welded, so that the current is guaranteed to preferentially pass through the position.
The utility model discloses during the use, including following step:
the first step is as follows: inserting a strip-shaped red copper plate into a guide groove 1.4 of a current-conducting plate of a device matrix 1, bending two ends to form a structure in a shape of Chinese character ji, and then fixing one end of a fastening chain 2 in a chain connecting groove 1.5 through a pin;
the second step is that: the outer end of the fastening chain 2 surrounds the pipeline 7 to be welded for a circle, is inserted into the chain tightening groove 1.1 of the device matrix 1 and is tightened, and then the chain fixing knob 6 is rotated so as to fix the fastening chain firmly;
the third step: the tightening rod 4 is rotated, so that the red copper conducting plate 5 is pushed to be in closer contact with the pipeline 7 to be welded, the conducting performance is better, and the red copper conducting plate 5 is provided with a grid surface, so that the current is ensured to preferentially pass through the grid surface;
the fourth step: the ground wire clamps for welding are clamped at the two ends of the red copper conducting plate 5, certainly, the two ground wire clamps can be added simultaneously, then, welding can be carried out, and a series of problems that the welding ground wire clamps cannot be directly clamped during pipeline welding to cause electric arc scratches, welding beading, subsequent corrosion perforation and the like on the surface of a pipeline are solved.
Embodiment 2, the utility model provides a welding ground wire presss from both sides pipeline plane fixing device, including device parent 1, fastening chain 2, tightening rod 4, red copper current conducting plate 5, the fixed knob 6 of chain, treat welded pipe 7, elasticity stopping pin 8, device parent 1 contacts at the middle part upper surface of red copper current conducting plate 5 through tightening rod 4, the bottom of red copper current conducting plate 5 with treat welded pipe 7 contact, the one end of fastening chain 2 is connected to the one end of device parent 1, and the other end of device parent 1 is equipped with chain tightening groove 1.1, is equipped with the fixed knob 6 of chain in the outer end of chain tightening groove 1.1, fixes the other end of fastening chain 2 in chain tightening groove 1.1 through the fixed knob 6 of chain.
The difference from the embodiment 1 is that:
the utility model discloses an upper end installation torsion dial plate 3 of tightening up pole 4 can obtain torsion data to better control is to the tight dynamics of clamp of pipeline, avoids the too big pipeline that leads to of strength impaired.
Embodiment 3, the utility model provides a welding ground wire presss from both sides pipeline plane fixing device, include device parent 1, fastening chain 2, tighten up pole 4, red copper current conducting plate 5, the fixed knob 6 of chain, treat welded pipe way 7, elasticity stopping round pin 8, device parent 1 is through tightening up the middle part upper surface of pole 4 contact at red copper current conducting plate 5, the bottom of red copper current conducting plate 5 with treat the welded pipe way 7 contact, the one end of fastening chain 2 is connected to the one end of device parent 1, and the other end of device parent 1 is equipped with the chain and tightens up groove 1.1, is equipped with the fixed knob 6 of chain in the outer end that the chain tightens up groove 1.1, fixes the other end of fastening chain 2 in the chain tightens up groove 1.1 through the fixed knob 6 of chain.
The difference from the embodiment 1 is that:
the utility model discloses an outer end that the chain tightens up groove 1.1 still is equipped with elasticity stopping round pin 8, is located one side of the fixed knob 6 of chain, plays the supplementary function that prevents fastening chain 2 and drop.
Embodiment 4, the utility model provides a welding ground wire presss from both sides pipeline plane fixing device, including device parent 1, fastening chain 2, tightening rod 4, red copper current conducting plate 5, the fixed knob 6 of chain, treat welded pipe 7, elasticity stopping pin 8, device parent 1 contacts at the middle part upper surface of red copper current conducting plate 5 through tightening rod 4, the bottom of red copper current conducting plate 5 with treat welded pipe 7 contact, the one end of fastening chain 2 is connected to the one end of device parent 1, and the other end of device parent 1 is equipped with chain tightening groove 1.1, is equipped with the fixed knob 6 of chain in the outer end of chain tightening groove 1.1, fixes the other end of fastening chain 2 in chain tightening groove 1.1 through the fixed knob 6 of chain.
The difference from the embodiment 1 is that:
the utility model discloses a red copper current conducting plate 5's both ends can extend respectively and lead electrical terminal, can press from both sides more ground clamps.
Embodiment 5, the utility model provides a welding ground wire presss from both sides pipeline plane fixing device, including device parent 1, fastening chain 2, tightening rod 4, red copper current conducting plate 5, the fixed knob 6 of chain, treat welded pipe 7, elasticity stopping pin 8, device parent 1 contacts at the middle part upper surface of red copper current conducting plate 5 through tightening rod 4, the bottom of red copper current conducting plate 5 with treat welded pipe 7 contact, the one end of fastening chain 2 is connected to the one end of device parent 1, and the other end of device parent 1 is equipped with chain tightening groove 1.1, is equipped with the fixed knob 6 of chain in the outer end of chain tightening groove 1.1, fixes the other end of fastening chain 2 in chain tightening groove 1.1 through the fixed knob 6 of chain.
The difference from the embodiment 1 is that:
the outer ends of the chain fixing knob 6 and the tightening rod 4 are provided with anti-skid grains, so that the labor is saved during rotation.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent changes made according to the technical solution of the present invention belong to the scope of the present invention as far as possible.

Claims (10)

1. The utility model provides a welding ground wire presss from both sides pipeline plane fixing device which characterized by: including device parent (1), fastening chain (2), tightening rod (4), red copper current conducting plate (5), the fixed knob of chain (6), treat welded pipe (7), device parent (1) is through tightening rod (4) contact at the middle part upper surface of red copper current conducting plate (5), the bottom of red copper current conducting plate (5) with treat welded pipe (7) contact, the one end of fastening chain (2) is connected to the one end of device parent (1), and the other end of device parent (1) is equipped with the chain and tightens up groove (1.1), is equipped with the fixed knob of chain (6) in the outer end of chain tightening up groove (1.1), fixes the other end of fastening chain (2) in chain tightening up groove (1.1) through the fixed knob of chain (6).
2. The solder ground clip conduit plane fixture of claim 1, wherein: red copper current conducting plate (5) include carriage (5.1), first diaphragm (5.2), second diaphragm (5.3) and net face (5.4), carriage (5.1) and first diaphragm (5.2), second diaphragm (5.3) of both sides be connected structure as an organic whole and form a few font structures, and be equipped with net face (5.4) at the surface of carriage (5.1).
3. The solder ground clip conduit plane fixture of claim 2, wherein: the red copper conducting plate (5) is formed by bending a strip-shaped red copper plate.
4. The solder ground clip conduit plane fixture of claim 1, wherein: the device parent body (1) comprises a chain tightening groove (1.1), an outer threaded hole (1.2), a body (1.3), a conductive plate guide groove (1.4), a chain connecting groove (1.5), a chain connecting pin hole (1.6) and a tightener connecting threaded hole (1.7), wherein the chain connecting groove (1.5) is arranged at one end of the body (1.3), the chain tightening groove (1.1) is arranged at the other end of the body, the chain connecting pin hole (1.6) is arranged on the outer side of the chain connecting groove (1.5), and the outer threaded hole (1.2) is arranged on the outer side of the chain tightening groove (1.1); the middle part of the body (1.3) is provided with a conductive plate guide groove (1.4) and a tightener connecting screw hole (1.7).
5. The solder ground clip conduit plane fixture of claim 4 wherein: the conducting plate guide groove (1.4) is arranged on the outer wall of the middle part of the body (1.3).
6. The solder ground clip conduit plane fixture of claim 5, wherein: and a limiting bulge (1.8) is arranged on the outer side of the conductive plate guide groove (1.4).
7. A welding ground clip pipeline plane fixing device as claimed in claim 4, wherein: the tightener connecting hole (1.7) is longitudinally arranged and is positioned in the middle of the body (1.3).
8. The solder ground clip conduit plane fixture of claim 1, wherein: the fastening chain (2) is a steel transmission chain.
9. The solder ground clip conduit plane fixture of claim 1, wherein: the upper end of the tightening rod (4) is provided with a torsion dial (3).
10. The solder ground clip conduit plane fixture of claim 1, wherein: the outer end of the chain tightening groove (1.1) is also provided with an elastic retaining pin (8) which is positioned on one side of the chain fixing knob (6).
CN202220871366.6U 2022-04-15 2022-04-15 Welding ground clamp pipeline plane fixing device Active CN217702131U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220871366.6U CN217702131U (en) 2022-04-15 2022-04-15 Welding ground clamp pipeline plane fixing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220871366.6U CN217702131U (en) 2022-04-15 2022-04-15 Welding ground clamp pipeline plane fixing device

Publications (1)

Publication Number Publication Date
CN217702131U true CN217702131U (en) 2022-11-01

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ID=83791458

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220871366.6U Active CN217702131U (en) 2022-04-15 2022-04-15 Welding ground clamp pipeline plane fixing device

Country Status (1)

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CN (1) CN217702131U (en)

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