CN112362916A - Novel high-altitude wiring clamp - Google Patents
Novel high-altitude wiring clamp Download PDFInfo
- Publication number
- CN112362916A CN112362916A CN202011203393.8A CN202011203393A CN112362916A CN 112362916 A CN112362916 A CN 112362916A CN 202011203393 A CN202011203393 A CN 202011203393A CN 112362916 A CN112362916 A CN 112362916A
- Authority
- CN
- China
- Prior art keywords
- clamping seat
- sliding rod
- positioning block
- loop bar
- clamp
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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.)
- Pending
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
Abstract
The invention relates to the field of electrical equipment tests, in particular to a novel high-altitude wiring clamp which comprises an upper clamp and a lower clamp; the upper forceps holder comprises an upper clamping seat, upper engaging teeth, a sliding rod, a spring and a positioning block; the lower clamp comprises a lower clamp seat, lower meshing teeth and a sleeve rod; the lower meshing teeth are fixed at the top of the lower clamping seat; the upper engaging teeth are fixed at the bottom of the upper clamping seat, the upper clamping seat and the lower clamping seat are arranged oppositely, and the lower engaging teeth are engaged with the upper engaging teeth; the sleeve rod is fixed at one end of the bottom of the lower clamping seat, which is far away from the lower meshing teeth, and penetrates through the lower clamping seat; the loop bar is in a hollow rod shape, and is provided with a reverse 7-shaped limiting groove; the top of the sliding rod is fixed at the bottom of the upper clamping seat and is far away from one end of the upper meshing tooth, a positioning block is fixed at the bottom of the sliding rod, and the spring is sleeved outside the sliding rod and is arranged on the positioning block; the slide bar and the spring are sleeved inside the loop bar, and the positioning block moves along the limiting groove. The invention has simple structure, convenient operation, strong universality and convenient carrying and operation by workers.
Description
Technical Field
The invention relates to the field of electrical equipment tests, in particular to a novel high-altitude wiring clamp.
Background
The power equipment needs to carry out comprehensive test inspection at certain intervals after operation, the power grid safety is endangered in the operation of preventive equipment with diseases, test wiring boards for finding some high-voltage-class equipment in the test process are very high, the intervals are narrow, a high-altitude operation vehicle cannot be used, personnel climbing wiring easily causes personnel high-altitude falling and damage to the equipment, and the equipment is very dangerous.
High-altitude clamp wiring is adopted for higher equipment wiring, the currently used high-altitude clamp mainly adopts a pull-down mode, an upper clamp hook an equipment wiring board, an insulating rod is pulled downwards by manpower to enable the clamp to be clamped, so that the clamping force is insufficient, a test wire is in poor contact with the equipment wiring board, the error of test data is large, meanwhile, the equipment runs outdoors, the oxidation on the wiring board is serious, the clamp teeth cannot break an oxidation layer in the wiring mode, the test wire is also in poor contact with the equipment wiring board, the error of the test data is large, the misjudgment of the test on the equipment state is caused, great influence is caused on the guidance of maintenance operation and the equipment running, and even great potential safety hazards exist, and the safety of a power grid is threaten.
Disclosure of Invention
In order to solve the problems, the invention provides a novel high-altitude wiring clamp, which has the following specific technical scheme:
a novel high-altitude wiring clamp comprises an upper clamp and a lower clamp; the upper forceps holder comprises an upper clamping seat, upper engaging teeth, a sliding rod, a spring and a positioning block; the lower clamp comprises a lower clamp seat, lower meshing teeth and a sleeve rod;
the lower meshing teeth are fixed at the top of the lower clamping seat; the upper engaging teeth are fixed at the bottom of the upper clamping seat, the upper clamping seat and the lower clamping seat are arranged oppositely, and the lower engaging teeth are engaged with the upper engaging teeth; the sleeve rod is fixed at one end of the bottom of the lower clamping seat, which is far away from the lower meshing teeth, and penetrates through the lower clamping seat; the sleeve rod is in a hollow rod shape, and is provided with a reverse 7-shaped limiting groove;
the top of the sliding rod is fixed at the bottom of the upper clamping seat and is far away from one end of the upper meshing tooth, a positioning block is fixed at the bottom of the sliding rod, and the spring is sleeved outside the sliding rod and is arranged on the positioning block; the sliding rod and the spring are sleeved inside the loop bar, and the positioning block moves along the limiting groove.
Preferably, the upper clamping seat and the lower clamping seat are both trapezoidal bodies, and the middle of the front half part is provided with mounting grooves; the mounting groove of the upper clamping seat faces downwards and is used for mounting the upper meshing teeth, a screw hole matched with the sliding rod is machined in the rear end portion of the upper clamping seat, external threads are arranged at the top of the sliding rod, and the sliding rod is fixedly connected with the screw hole in the rear end portion of the upper clamping seat through the external threads;
the mounting groove of lower holder up for the meshing tooth under the installation, the rear end processing of lower holder has the screw that suits with the loop bar, the loop bar top is provided with the external screw thread, the screw fixed connection of loop bar through external screw thread and lower holder rear end portion.
Preferably, the upper engaging teeth are mounted in mounting grooves in the front half part of the upper clamping seat through shaft pins; the lower engaging teeth are mounted in mounting grooves in the front half part of the lower clamping seat through shaft pins.
Preferably, the upper engaging teeth and the lower engaging teeth respectively comprise a plurality of copper sheets with teeth, and holes are formed in the tail parts of the copper sheets and used for connecting test wires; the hole on the copper sheet of the upper engaging tooth is arranged at the top of the upper clamping seat, and the hole on the copper sheet of the lower engaging tooth is arranged at the bottom of the lower clamping seat.
Preferably, the bottom of the sliding rod is provided with an external thread, and the sliding rod is connected with the positioning block through the external thread at the bottom.
Preferably, a through hole matched with the size of the outer diameter of the sliding rod is formed in the middle of the positioning block, and an internal thread is formed in the through hole; the positioning block is fixedly connected with the sliding rod through the matching of the internal thread of the through hole and the external thread at the bottom of the sliding rod; the positioning block is provided with a bulge, and the bulge protrudes out of the outer wall of the loop bar when the sliding bar is sleeved inside the loop bar and moves in the limiting groove.
Preferably, the insulation rod connector is fixedly connected with the bottom of the loop bar.
Preferably, the spring is a compression spring.
The invention has the beneficial effects that: the invention has the characteristics of simple structure, convenient operation, strong universality and the like, and is convenient for carrying and operation by workers. The invention has large clamping force, can break the oxide layer of the wiring board, has good contact by using the wire clamp, has little influence on the test result and has strong field practicability.
The upper meshing teeth and the lower meshing teeth are arranged and are of staggered tooth-shaped meshing structures, and the upper meshing teeth and the lower meshing teeth are matched with the tension of the spring, so that the anti-skid and anti-falling device has larger anti-skid and anti-falling force, and the safety of detection work is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the upper jaw of the present invention;
FIG. 3 is a schematic structural view of the lower jaw of the present invention;
fig. 4 is a schematic structural view of an upper jaw in embodiment 2 of the present invention.
Detailed Description
For a better understanding of the present invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings in which:
as shown in fig. 1, a novel overhead wiring clamp comprises an upper clamp 1 and a lower clamp 2; the upper jaw 1 comprises an upper clamping seat 11, an upper engaging tooth 12, a sliding rod 13, a spring 14 and a positioning block 15; the lower jaw 2 comprises a lower jaw seat 21, a lower engaging tooth 22 and a loop bar 23;
the lower engaging teeth 22 are fixed on the top of the lower clamping seat 21; the upper engaging teeth 12 are fixed at the bottom of the upper clamping seat 11, the upper clamping seat 11 and the lower clamping seat 21 are arranged oppositely, and the lower engaging teeth 22 are engaged with the upper engaging teeth 12; the loop bar 23 is fixed at one end of the bottom of the lower clamping seat 21 far away from the lower meshing teeth 22 and penetrates through the lower clamping seat 21; the loop bar 23 is a hollow rod, and the loop bar 23 is provided with a reverse 7-shaped limiting groove 24;
the top of the sliding rod 13 is fixed at the bottom of the upper clamping seat 11 and is far away from one end of the upper meshing tooth 12, a positioning block 15 is fixed at the bottom of the sliding rod 13, and the spring 14 is sleeved outside the sliding rod 13 and is arranged on the positioning block 15; the sliding rod 13 and the spring 14 are sleeved inside the loop bar 23, and the positioning block 15 moves along the limiting groove 24. Wherein the spring 14 is a compression spring.
The upper clamping seat 11 and the lower clamping seat 21 are both trapezoidal bodies, and the middle of the front half part is provided with mounting grooves; the mounting groove of the upper clamping seat 11 faces downwards and is used for mounting the upper meshing teeth 12, a screw hole matched with the sliding rod 13 is processed at the rear end part of the upper clamping seat 11, an external thread is arranged at the top of the sliding rod 13, and the sliding rod 13 is fixedly connected with the screw hole at the rear end part of the upper clamping seat 11 through the external thread; the mounting groove of lower holder 21 is up for mesh tooth 22 under the installation, and the rear end processing of lower holder 21 has the screw that suits with loop bar 23, and loop bar 23 top is provided with the external screw thread, and loop bar 23 passes through the screw fixed connection of external screw thread and lower holder 21 rear end portion.
The upper engaging teeth 12 are arranged in the mounting groove of the front half part of the upper clamping seat 11 through a shaft pin; the lower engaging tooth 22 is mounted in a mounting groove of the front half of the lower holder 21 by a shaft pin.
The upper engaging teeth 12 and the lower engaging teeth 22 respectively comprise a plurality of copper sheets with teeth, and the tails of the copper sheets are provided with holes 4 for connecting test wires, so that the situation that the conductive performance is influenced because a section of copper sheet is not a terminal after a film is broken is avoided; the hole 4 on the copper sheet of the upper engaging tooth 12 is arranged at the top of the upper clamping seat 11, and the hole 4 on the copper sheet of the lower engaging tooth 22 is arranged at the bottom of the lower clamping seat 21. Compared with other common metals, the copper sheet is an excellent conductive material, and has the characteristics of corrosion resistance, oxidation resistance, fatigue resistance, no magnetism and the like, so the upper meshing teeth 12 and the lower meshing teeth 22 are made of the copper sheets respectively.
The bottom of the sliding rod 13 is provided with an external thread, and the sliding rod 13 is connected with the positioning block 15 through the external thread at the bottom. A through hole matched with the outer diameter of the sliding rod 13 in size is formed in the middle of the positioning block 15, and an internal thread is formed in the through hole; the positioning block 15 is fixedly connected with the slide rod 13 through the matching of the internal thread of the through hole and the external thread at the bottom of the slide rod 13; the positioning block 15 is provided with a protrusion 151, and the protrusion 151 protrudes out of the outer wall of the loop bar 23 when the sliding rod 13 is sleeved inside the loop bar 23 and moves in the limiting groove 24.
The working principle of the invention is as follows: when in use
Under the condition of no external force, due to the elasticity of the spring 14, the positioning block 15 is positioned at the lowest end of the vertical part of the 7-shaped limiting groove 24, when the positioning device is used, the upper clamp 1 can be manually adjusted, namely, the positioning block 15 is shifted to the horizontal part of the reversed 7-shaped limiting groove 24 for limiting, so that the positioning block 15 is locked at the horizontal part of the limiting groove 24, in the process, the spring 14 is compressed, the upper clamp holder 11 has a certain vertical distance from the lower clamp holder 21, and then the thin film is manually broken. After the film is broken, the upper clamp 1 bites the clamp, the positioning block 15 is unlocked from the horizontal part of the limiting groove 24, the elastic potential energy of the spring 14 is released, the positioning block 15 is reset to the lowest end of the vertical part of the limiting groove 24, therefore, the upper engaging teeth 12 of the upper clamp holder 11 and the lower engaging teeth 22 of the lower clamp holder 21 instantaneously bite the clamp, and an operator can carry out corresponding detection work.
Example 2:
the invention also comprises an insulating rod joint 3, the insulating rod joint 3 is fixedly connected with the bottom of the sleeve rod 23 and is used for connecting an insulating rod, the top of the insulating rod is provided with threads, as shown in figure 4, the positioning block 15 is arranged above the bottom of the sliding rod 13 and is a certain distance away from the bottom of the sliding rod 13, the part of the sliding rod 13 below the positioning block 15 is provided with threads, and the sliding rod 13 is matched with the threads arranged at the top of the insulating rod through the threads arranged at the lower part of the positioning block 15, so that the insulating rod is fixedly connected with the insulating rod. When the positioning block 15 needs to be reset to the lowest end of the vertical part of the limiting groove 24, the operator rotates the insulating rod to slide the positioning block 15 out of the horizontal part of the limiting groove 24, and the rest is the same as embodiment 1.
The present invention is not limited to the above-described embodiments, which are merely preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a novel high altitude wiring pincers, its characterized in that: comprises an upper jaw (1) and a lower jaw (2); the upper clamp (1) comprises an upper clamp seat (11), upper engaging teeth (12), a sliding rod (13), a spring (14) and a positioning block (15); the lower jaw (2) comprises a lower clamping seat (21), lower meshing teeth (22) and a sleeve rod (23);
the lower meshing teeth (22) are fixed at the top of the lower clamping seat (21); the upper meshing teeth (12) are fixed at the bottom of the upper clamping seat (11), the upper clamping seat (11) and the lower clamping seat (21) are arranged oppositely, and the lower meshing teeth (22) are meshed with the upper meshing teeth (12); the loop bar (23) is fixed at one end of the bottom of the lower clamping seat (21) far away from the lower meshing teeth (22) and penetrates through the lower clamping seat (21); the loop bar (23) is in a hollow rod shape, and the loop bar (23) is provided with a reverse 7-shaped limiting groove (24);
the top of the sliding rod (13) is fixed to the bottom of the upper clamping seat (11) and is far away from one end of the upper meshing tooth (12), a positioning block (15) is fixed to the bottom of the sliding rod (13), and the spring (14) is sleeved outside the sliding rod (13) and is arranged on the positioning block (15); the sliding rod (13) and the spring (14) are sleeved inside the sleeve rod (23), and the positioning block (15) moves along the limiting groove (24).
2. The novel aerial wiring clamp as claimed in claim 1, wherein: the upper clamping seat (11) and the lower clamping seat (21) are both trapezoidal bodies, and mounting grooves are formed in the middle of the front half part; the mounting groove of the upper clamping seat (11) faces downwards and is used for mounting the upper meshing teeth (12), a screw hole matched with the sliding rod (13) is machined in the rear end portion of the upper clamping seat (11), an external thread is arranged at the top of the sliding rod (13), and the sliding rod (13) is fixedly connected with the screw hole in the rear end portion of the upper clamping seat (11) through the external thread;
the mounting groove of lower holder (21) up for mesh tooth (22) under the installation, the rear end processing of lower holder (21) has the screw that suits with loop bar (23), loop bar (23) top is provided with the external screw thread, loop bar (23) are through the screw fixed connection of external screw thread with lower holder (21) rear end portion.
3. A novel aerial wiring clamp as claimed in claim 1 or claim 2, wherein: the upper meshing teeth (12) are mounted in mounting grooves in the front half part of the upper clamping seat (11) through shaft pins; the lower meshing teeth (22) are installed in the installation grooves of the front half parts of the lower clamping seats (21) through shaft pins.
4. A novel aerial wiring clamp as claimed in any one of claims 1 to 3, wherein: the upper meshing teeth (12) and the lower meshing teeth (22) respectively comprise a plurality of copper sheets with teeth, and holes (4) are formed in the tail parts of the copper sheets and used for being connected with a test wire; the hole (4) on the copper sheet of the upper engaging tooth (12) is arranged at the top of the upper clamping seat (11), and the hole (4) on the copper sheet of the lower engaging tooth (22) is arranged at the bottom of the lower clamping seat (21).
5. A novel aerial wiring clamp as claimed in claim 1 or claim 2, wherein: the bottom of the sliding rod (13) is provided with an external thread, and the sliding rod (13) is connected with the positioning block (15) through the external thread at the bottom.
6. The novel aerial wiring clamp as claimed in claim 5, wherein: a through hole matched with the outer diameter of the sliding rod (13) in size is formed in the middle of the positioning block (15), and an internal thread is formed in the through hole; the positioning block (15) is matched with the external thread at the bottom of the sliding rod (13) through the internal thread of the through hole to realize fixed connection with the sliding rod (13); the positioning block (15) is provided with a bulge (151), and the bulge (151) protrudes out of the outer wall of the loop bar (23) when the sliding bar (13) is sleeved inside the loop bar (23) and moves in the limiting groove (24).
7. A novel aerial wiring clamp as claimed in claim 1 or claim 2, wherein: still include insulator spindle joint (3), insulator spindle joint (3) and the bottom fixed connection of loop bar (23).
8. The novel aerial wiring clamp as claimed in claim 1, wherein: the spring (14) is a compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011203393.8A CN112362916A (en) | 2020-11-02 | 2020-11-02 | Novel high-altitude wiring clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011203393.8A CN112362916A (en) | 2020-11-02 | 2020-11-02 | Novel high-altitude wiring clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112362916A true CN112362916A (en) | 2021-02-12 |
Family
ID=74512600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011203393.8A Pending CN112362916A (en) | 2020-11-02 | 2020-11-02 | Novel high-altitude wiring clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112362916A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111077349A (en) * | 2019-10-17 | 2020-04-28 | 国家电网有限公司 | High-altitude test clamp for distribution network transformer and distribution network transmission line |
| CN114055356A (en) * | 2021-10-18 | 2022-02-18 | 国网河北省电力有限公司曲周县供电分公司 | Power test clamp for power overhaul |
-
2020
- 2020-11-02 CN CN202011203393.8A patent/CN112362916A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111077349A (en) * | 2019-10-17 | 2020-04-28 | 国家电网有限公司 | High-altitude test clamp for distribution network transformer and distribution network transmission line |
| CN114055356A (en) * | 2021-10-18 | 2022-02-18 | 国网河北省电力有限公司曲周县供电分公司 | Power test clamp for power overhaul |
| CN114055356B (en) * | 2021-10-18 | 2023-05-05 | 国网河北省电力有限公司曲周县供电分公司 | Electric power overhauls with electric power test pincers |
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