CN108777378B - Self-locking power distribution network line connection wire clamp installed by using gun type operating rod - Google Patents
Self-locking power distribution network line connection wire clamp installed by using gun type operating rod Download PDFInfo
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- CN108777378B CN108777378B CN201810540721.XA CN201810540721A CN108777378B CN 108777378 B CN108777378 B CN 108777378B CN 201810540721 A CN201810540721 A CN 201810540721A CN 108777378 B CN108777378 B CN 108777378B
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- pressing plate
- plate
- locking
- wire clamp
- rectangular groove
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/05—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations having different types of direct connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
- H01R4/36—Conductive members located under tip of screw
- H01R4/363—Conductive members located under tip of screw with intermediate part between tip and conductive member
- H01R4/366—Conductive members located under tip of screw with intermediate part between tip and conductive member intermediate part attached to the tip of the screw
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/027—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electric Cable Installation (AREA)
- Clamps And Clips (AREA)
Abstract
The self-locking power distribution network line connection wire clamp installed by using the gun type operating rod comprises an integrated wire clamp main body with a left wire clamp mouth and a right wire clamp mouth, a lower pressing plate (9) and an upper pressing plate (10) which are respectively assembled in the left wire clamp mouth and the right wire clamp mouth; the left wire clamping nozzle comprises a bottom plate with a bottom rectangular groove (1), a top plate with a top semicircular groove (2), an inner side back plate (4), an outer side wire self-locking pressing plate (3) and a lower boss (5) on the bottom surface of the bottom plate, and an eye bolt (11) penetrates from the bottom rectangular groove to be connected with the lower pressing plate; a notch (6) is formed in the middle of the top plate, and the wire self-locking pressing plate is arranged in the notch through a pin shaft with a torsion spring; the right wire clamping nozzle comprises a top plate with a top rectangular groove (7) in the nozzle, a bottom plate with a bottom semicircular groove (8) and an inner side back plate shared with the left wire clamping nozzle, and a locking bolt penetrates from the rectangular groove to be connected with the upper pressing plate. The invention is matched with the gun type operating rod for use, and has simple operation, safety and reliability.
Description
Technical Field
The invention belongs to the technical field of wire connecting clamps used for power failure overhaul and live overhaul of a power distribution network.
Background
At present, 100% of insulating rod operation of a live working project of the power distribution network is realized in japan, and 90% of insulating rod operation of the live working project of the power distribution network is realized in france. Domestic power distribution network live working takes an insulating glove operation method in an insulating arm car as a main material and takes an insulating rod operation method as an auxiliary material, wherein the insulating rod operation method is used for overlapping drainage wires, wires are difficult to tie, winding difficulty is high, parallel groove clamps, puncture clamps, C-shaped clamps and J-shaped clamps are used in the operation, requirements on the skill level of operators are extremely high, difficulty is extremely high, time and labor are wasted, and electric shock risks of the operators are increased.
The gun type operating lever is mainly used for the operation of American electric equipment as an insulating operating handle which is easy to operate and is introduced from the United states in recent years. The gun-type operating rod can clamp most American-style electrical equipment operation accessories, and is provided with American-style grounding clamps, jumper clamps and the like. The switch at the grab handle part is utilized to push the built-in clamping mouth, after clamping, the clamping mouth is retracted to firmly fix the accessory at the top end of the operating rod, and the accessory is only required to be pushed outwards when released, so that the handle is convenient to open and close, firm in operation and positioning and easy to operate. However, the existing gun type operating rod is only suitable for American grounding clamps and jumper clamps, and in the current domestic power distribution network power failure overhaul and live overhaul, if the gun type operating rod is adopted, no adaptive wire connecting clamp exists, so that the power distribution network line connecting clamp which can be installed by using the gun type operating rod is developed, the operation intensity of operators can be greatly reduced, and the operation safety is improved.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a self-locking gun S-shaped wire clamp with a locking anti-falling device, wherein the self-locking gun S-shaped wire clamp can be installed by a gun-type operating rod in power failure overhaul and live overhaul of a power distribution network.
The aim of the invention is achieved by the following technical scheme.
The self-locking power distribution network line connection wire clamp installed by using the gun type operating rod comprises an integrated wire clamp main body with a left wire clamping nozzle and a right wire clamping nozzle, a lower pressing plate assembled in the left wire clamping nozzle and an upper pressing plate assembled in the right wire clamping nozzle;
the left wire clamping nozzle opening faces to the outer side and comprises a bottom plate with a bottom rectangular groove in the nozzle, a top plate with a top semicircular groove, an inner side back plate and an outer side wire self-locking pressing plate, wherein a lower boss is arranged in the middle of the bottom surface of the bottom plate with the bottom rectangular groove; the lower pressing plate is arranged in the bottom rectangular groove, and the eye bolt with the hanging ring at the bottom penetrates from the bottom of the bottom rectangular groove to be connected with the lower pressing plate; the middle part of the top plate with the top semicircular groove is provided with an outward notch, the top of the wire self-locking pressing plate is provided with a hook section extending inwards, and the wire self-locking pressing plate is arranged in the notch through a pin shaft with a torsion spring;
the right wire clamping nozzle is arranged on the front side of the left wire clamping nozzle, and is provided with a right wire clamping nozzle opening and a left wire clamping nozzle opening; the upper pressing plate is arranged in the top rectangular groove, and the locking bolt penetrates from the bottom of the top rectangular groove to be connected with the upper pressing plate.
The lower pressing plate is in locking connection with an eye bolt penetrating into the lower pressing plate through a transverse connecting screw; the upper pressing plate is connected with a locking bolt penetrating into the upper pressing plate in a locking manner through a transverse connecting screw.
The pressing surfaces of the lower pressing plate and the upper pressing plate are provided with circular arc grooves.
According to the invention, two lower pressing blocks can be respectively arranged in the rectangular groove at the bottom, and each lower pressing block is connected with one lifting bolt; two upper pressing blocks are respectively arranged in the rectangular groove at the top, and each upper pressing block is connected with a locking bolt.
The self-locking type power distribution network line connection wire clamp can be installed by using a gun type operating rod. The clamp mouth opened at the top of the gun-type operating rod is used for hooking the eye bolt to pull down, the lower boss at the bottom of the left wire clamping mouth is placed in the groove at the top of the gun-type operating rod, and the connecting wire clamp is fixed at the top of the gun-type operating rod. Then place the drainage line that waits to overlap joint in the right wire clamping mouth of wire clamp that continues, rise to overlap joint wire department after tightening the locking bolt, put the wire of joining point in the left wire clamping mouth of wire clamp that continues again, afterwards pull down, under the effect of pull down, promote wire auto-lock clamp plate and rotate, it is closed with left wire clamping mouth, tighten up eye bolt through the rotatory rifle type action bars, upwards support the wire of joining point through the holding down plate, and upwards jack up the top crotch section of wire auto-lock clamp plate, ensure wire auto-lock clamp plate and compress tightly left wire clamping mouth, make the mouth reliably closed, prevent that the wire clamp that continues drops from wire department during operation, ensure operating personnel safety. After the connecting wire clamp is installed, the clamping mouth at the top of the gun-type operating rod is taken out from the eye bolt. After the operation is finished, the clamp mouth at the top of the gun-type operating rod is used for hooking the eye bolt, the eye bolt is reversely unscrewed, the connecting wire clamp is jacked up upwards, under the action of the torsion spring, the wire self-locking pressing plate is opened outwards, the mouth of the left wire clamping mouth is opened, and the connecting wire clamp can be taken down from the wire.
The connecting wire clamp is matched with the gun-type operating rod, is simple and convenient to operate, is safe and reliable, can greatly lighten the labor intensity of operators and ensures the safety of the operators.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a schematic perspective view of the present invention from above;
FIG. 4 is a schematic perspective view of the present invention from below;
FIG. 5 is a schematic perspective view of the present invention with two eye bolts installed;
fig. 6a to 6d are schematic views of the present invention mounted by means of a gun-type lever.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1 to 5, the self-locking power distribution network line connection wire clamp installed by using the gun type operating rod comprises an integrated wire clamp main body with a left wire clamping nozzle and a right wire clamping nozzle, a lower pressing plate 9 assembled in the left wire clamping nozzle and an upper pressing plate 10 assembled in the right wire clamping nozzle. The integral wire clamp main body is formed by extrusion of magnesium-aluminum alloy. The pressing surfaces of the lower pressing plate 9 and the upper pressing plate 10 are provided with circular arc grooves.
The left wire clamping nozzle is arranged in a mouth, and the left wire clamping nozzle is arranged on the outside of the mouth, and comprises a bottom plate with a bottom rectangular groove 1 in the nozzle, a top plate with a top semicircular groove 2, an inner side back plate 4 and an outer side wire self-locking pressing plate 3, wherein a lower boss 5 is arranged in the middle of the bottom surface of the bottom plate with the bottom rectangular groove; the lower pressing plate 9 is arranged in the bottom rectangular groove 1, and an eye bolt 11 with a hanging ring at the bottom penetrates from the bottom of the bottom rectangular groove to be connected with the lower pressing plate; an outward notch 6 is formed in the middle of the top plate with the top semicircular groove, a hook section 3a extending inwards is arranged at the top of the wire self-locking pressing plate 3, and the wire self-locking pressing plate 3 is installed in the notch through a pin shaft 12 provided with a torsion spring 13. The pin shaft passes through the left side of the bent hook part of the wire self-locking pressing plate, two ends of the pin shaft are arranged in pin holes at two ends of the notch 6, a torsion spring is arranged in the pin holes, and the wire self-locking pressing plate can be restored to an open state through the built-in torsion spring.
The right wire clamping nozzle mouth faces to the outer side, and comprises a top plate with a top rectangular groove 7 in the nozzle, a bottom plate with a bottom semicircular groove 8 and an inner side back plate 4 shared with the left wire clamping nozzle; the upper pressing plate 10 is arranged in the top rectangular groove 7, and the locking bolt 14 penetrates from the bottom of the top rectangular groove to be connected with the upper pressing plate.
The lower pressing plate 9 is in locking connection with an eye bolt 11 penetrating into the lower pressing plate through a transverse connecting screw 15; the upper pressure plate 10 is connected with a locking bolt 14 penetrating into the upper pressure plate in a locking way through a transverse connecting screw 15. The lower press plate 9 moves up and down by rotating the eye bolt 11, and the upper press plate 10 moves up and down by rotating the lock bolt 14.
According to the current of the power distribution network, the invention adopts a single-connection structure as shown in fig. 1-4, only one lifting bolt with a lower pressing block connected is arranged in the bottom rectangular groove 1, and only one upper pressing block and a locking bolt connected with the upper pressing block are arranged in the top rectangular groove 7. It is also possible to adopt a duplex structure as shown in fig. 5, wherein two lower pressing blocks and two lifting bolts respectively connected are respectively arranged in the bottom rectangular groove 1, and two upper pressing blocks and two locking bolts respectively connected are respectively arranged in the top rectangular groove 7. And when the current of the power distribution network is less than 200A, a single-connection structure is used, and when the current of the power distribution network is greater than 200A, a double-connection structure is used.
In the installation process of the invention, as shown in fig. 6 a-6 d (for the sake of more clear expression, the gun-type operating lever part is drawn into a three-dimensional view), when the connecting wire clip of the invention is installed, the built-in clamping nozzle 18 is pushed by the switch 17 at the handle part of the gun-type operating lever 16 as shown in fig. 6a, and the push-out is completely released. The eye bolt 11 is hooked by the opened clamp 18, the built-in clamp is retracted by the switch 17 at the handle part of the gun type operating rod, the lower boss 5 at the bottom of the left clamp of the connecting wire clamp is placed in the top groove 19 of the gun type operating rod, and the lower boss 5 is tightly matched with the top groove 19 of the gun type operating rod, so that the connecting wire clamp is fixed at the top of the gun type operating rod. Subsequently, the drainage wire 20 to be lapped is placed in the right wire clamping mouth of the connecting wire clamp, the locking bolt 14 is tightened, the arc-shaped groove surface of the upper pressing block 10 is pressed tightly and stably the drainage wire 20, and the clamped drainage wire to be lapped and the connecting wire clamp are lifted to the position of the lapping wire 21 together, as shown in fig. 6 b. The wire 21 of the lap joint is placed into a left wire clamping mouth of a connecting wire clamp and pulled downwards, the hook section 3a of the wire self-locking pressing plate 3 rotates inwards under the action of downward pulling force, the mouth of the left wire clamping mouth is closed, a first gear of a switch 17 of a gun-type operating rod grab handle is opened, the built-in clamp mouth is semi-convex to be in a closed state, the gun-type operating rod is rotated, the eye bolt 11 is driven to rotate, the lower pressing plate 9 is pushed to move upwards, the arc-shaped groove on the top surface of the lower pressing plate upwards abuts against the wire of the stable lap joint, and the top hook section of the wire self-locking pressing plate is pushed upwards, the wire self-locking pressing plate is guaranteed to press the mouth of the left wire clamping mouth, the mouth is reliably closed, the connecting wire clamp is prevented from falling off from the wire 21 during operation, the safety of operators is guaranteed, and the labor intensity of the operators is relieved, as shown in fig. 6 c. After the connecting wire clamp is installed, the switch 17 at the grab handle part of the gun-type operating rod is fully opened, the built-in clamping nozzle is fully released, the clamping nozzle is opened to disconnect the eye bolt, and the connecting wire clamp is installed, as shown in fig. 6 d. The gun-type operating rod is a tool in the prior art.
After the power distribution network power failure maintenance or live line maintenance operation is completed, the clamp mouth at the top of the gun-type operating rod is used for hooking the eye bolt, the eye bolt is reversely unscrewed, the connecting wire clamp is jacked up upwards, under the action of the torsion spring, the wire self-locking pressing plate is opened outwards, the mouth of the left wire clamping mouth is opened, and the connecting wire clamp can be taken down from the wire 21.
Claims (2)
1. The self-locking type power distribution network line connection wire clamp installed by using the gun type operating rod is characterized by comprising an integrated wire clamp main body with a left wire clamp mouth and a right wire clamp mouth, a lower pressing plate (9) assembled in the left wire clamp mouth and an upper pressing plate (10) assembled in the right wire clamp mouth;
the left wire clamping nozzle opening faces to the outer side and comprises a bottom plate with a bottom rectangular groove (1) in the nozzle, a top plate with a top semicircular groove (2), an inner side back plate (4) and an outer side wire self-locking pressing plate (3), and a lower boss (5) is arranged in the middle of the bottom surface of the bottom plate with the bottom rectangular groove; the lower pressing plate (9) is arranged in the bottom rectangular groove (1), and an eye bolt (11) with an eye ring at the bottom penetrates from the bottom of the bottom rectangular groove to be connected with the lower pressing plate; an outward notch (6) is formed in the middle of the top plate with the top semicircular groove, a hook section (3 a) extending inwards is formed in the top of the wire self-locking pressing plate (3), and the wire self-locking pressing plate (3) is installed in the notch through a pin shaft (12) with a torsion spring (13);
the right wire clamping nozzle mouth faces to the outer side, and comprises a top plate with a top rectangular groove (7) in the nozzle, a bottom plate with a bottom semicircular groove (8) and an inner side back plate (4) shared with the left wire clamping nozzle; the upper pressing plate (10) is arranged in the top rectangular groove (7), and the locking bolt (14) penetrates through the bottom of the top rectangular groove and is connected with the upper pressing plate (10);
the lower pressing plate (9) is in locking connection with an eye bolt (11) penetrating into the lower pressing plate through a transverse connecting screw (15); the upper pressing plate (10) is in locking connection with a locking bolt (14) penetrating into the upper pressing plate through a transverse connecting screw (15);
the pressing surfaces of the lower pressing plate (9) and the upper pressing plate (10) are provided with circular arc grooves.
2. The self-locking power distribution network line connection wire clamp installed by using a gun type operating rod according to claim 1, wherein two lower pressing plates (9) are respectively arranged in the bottom rectangular groove (1), and each lower pressing plate is connected with one lifting bolt (11); two upper pressing plates (10) are respectively arranged in the rectangular groove (7) at the top, and each upper pressing block is connected with a locking bolt (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810540721.XA CN108777378B (en) | 2018-05-30 | 2018-05-30 | Self-locking power distribution network line connection wire clamp installed by using gun type operating rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810540721.XA CN108777378B (en) | 2018-05-30 | 2018-05-30 | Self-locking power distribution network line connection wire clamp installed by using gun type operating rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108777378A CN108777378A (en) | 2018-11-09 |
| CN108777378B true CN108777378B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810540721.XA Active CN108777378B (en) | 2018-05-30 | 2018-05-30 | Self-locking power distribution network line connection wire clamp installed by using gun type operating rod |
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| Country | Link |
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| CN (1) | CN108777378B (en) |
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| CN110320454B (en) * | 2019-07-19 | 2024-07-16 | 云南电网有限责任公司昆明供电局 | Insulation measuring device installed on gun-type operating rod |
| CN112072555A (en) * | 2020-09-11 | 2020-12-11 | 云南电网有限责任公司带电作业分公司 | Working method for live installation of 35kV overhead line lightning arrester |
| CN112271470B (en) * | 2020-10-22 | 2024-04-30 | 浙江农林大学 | Metering and guiding device |
| CN113013700B (en) * | 2021-02-01 | 2022-04-26 | 国网浙江桐乡市供电有限公司 | Convenient operation's J type wire clamp installation device |
| CN113852006A (en) * | 2021-09-16 | 2021-12-28 | 国网四川省电力公司技能培训中心 | Method and device for automatically controlling lap joint of high-voltage leads based on wireless remote control |
| CN115117785B (en) * | 2022-07-29 | 2024-08-06 | 国家电网有限公司 | Quick lap joint wire clamp with locking function for live working insulating rod |
| CN115693503B (en) * | 2022-09-22 | 2023-09-05 | 国网浙江省电力有限公司桐乡市供电公司 | Manual C-shaped wire clamp operating device |
| CN117394058A (en) * | 2023-11-10 | 2024-01-12 | 江苏四达数智科技成果转化有限公司 | Self-locking type gun drainage wire clamp |
| CN117996635B (en) * | 2024-04-03 | 2024-07-05 | 安徽华速达电子科技有限公司 | S-shaped wire clamp lead lap joint intelligent electric installation tool |
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| CN206442071U (en) * | 2017-01-19 | 2017-08-25 | 云南电网有限责任公司带电作业分公司 | A kind of portable 10kV conduction wire clamps |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109417234A (en) * | 2016-05-02 | 2019-03-01 | 量子联合有限合伙公司 | Lock earthing clamp |
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2018
- 2018-05-30 CN CN201810540721.XA patent/CN108777378B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20140058723A (en) * | 2012-11-05 | 2014-05-15 | 현대중공업 주식회사 | Spray gun stand apparatus for aerial ladder |
| CN103401083A (en) * | 2013-08-02 | 2013-11-20 | 广州勇艺邦电子科技有限公司 | Self-locking cable clamp with unlocking mechanisms |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108777378A (en) | 2018-11-09 |
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