CN213989236U - Electric power parallel groove clamp - Google Patents
Electric power parallel groove clamp Download PDFInfo
- Publication number
- CN213989236U CN213989236U CN202120163728.1U CN202120163728U CN213989236U CN 213989236 U CN213989236 U CN 213989236U CN 202120163728 U CN202120163728 U CN 202120163728U CN 213989236 U CN213989236 U CN 213989236U
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- China
- Prior art keywords
- bolt
- positioning
- wire clamping
- seat
- lower seat
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Abstract
The utility model relates to an electric power parallel groove clamp. The to-be-solved technical problem of the utility model is to provide an electric power parallel groove clamp that the structure is inseparable firm, the grip is big and prevent the fracture. The utility model adopts the technical scheme that the device comprises a lower seat, an upper pressing block, a bolt assembly and a bolt positioning seat, wherein the lower seat is provided with a first wire clamping C-shaped groove, a first wire clamping sawtooth is arranged in the first wire clamping C-shaped groove, and the middle part of the lower seat is provided with a third hole for installing a bolt and a lower seat positioning column; go up the briquetting and be equipped with trapezoidal mouth of briquetting and second press from both sides line C type groove, be equipped with second press from both sides line sawtooth in the second press from both sides line C type groove, first press from both sides line sawtooth with second press from both sides line sawtooth sets up in a wrong way, goes up to be equipped with bolt installation second hole and lower seat reference column and puts into the hole in the trapezoidal mouth of briquetting, is equipped with on the bolt positioning seat to be used for the spacing groove of bolt head of bolt sub-assembly. The utility model has the advantages that: the connection is tight and firm, the holding force during the wire clamping is enhanced, and the looseness and the cracking are effectively prevented.
Description
Technical Field
The utility model relates to an electric power fitting technical field, concretely relates to electric power parallel groove clamp.
Background
At present, in the connection of power line wires, a parallel groove clamp is generally used for realizing non-bearing force connection and branching of the wires. The existing electric parallel groove clamp has the following problems in actual use: 1, during power transmission, the wire generates heat, so that the wire and the copper-aluminum parallel groove clamp are deformed, and the phenomenon of thermal expansion occurs, and the thermal expansion phenomenon causes mutual extrusion between a cushion block and a gland of a bolt assembly, between the wire and the gland and between the cushion block and a bolt fastening assembly, thereby causing the cracking of the parallel groove clamp and causing accidents; 2, the wire clamping grip is small, and the wire is easy to slide; 3, the parts are easy to loosen after long-term use.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the to-be-solved technical problem of the utility model is to provide an electric power parallel groove clamp that the structure is inseparable firm, the grip is big and prevent the fracture.
The utility model adopts the technical proposal that the electric parallel groove clamp comprises a lower seat, an upper pressing block and a bolt assembly, and is characterized by also comprising a bolt positioning seat, wherein the lower seat is provided with a first wire clamping C-shaped groove, first wire clamping sawteeth which are arranged at equal intervals are arranged in the first wire clamping C-shaped groove, and the middle part of the lower seat is provided with a bolt mounting third hole and a lower seat positioning column;
the upper pressing block is provided with an upper pressing block trapezoidal opening and a second wire clamping C-shaped groove corresponding to the middle part of the lower seat, second wire clamping sawteeth which are arranged at equal intervals are arranged in the second wire clamping C-shaped groove, the first wire clamping sawteeth and the second wire clamping sawteeth are arranged in a staggered mode, and a bolt mounting second hole and a lower seat positioning column placing hole corresponding to the lower seat positioning column are formed in the upper pressing block trapezoidal opening;
the bolt positioning seat is provided with a positioning seat arc surface corresponding to the upper pressing block, a bolt mounting first hole is formed in the positioning seat arc surface, and the bolt positioning seat is also provided with a limiting groove for limiting a bolt head of the bolt assembly;
and after the bolt assembly sequentially penetrates through the first bolt mounting hole, the second bolt mounting hole and the third bolt mounting hole, the lower seat, the upper pressing block and the bolt positioning seat are connected together.
The middle part of the arc surface of the positioning seat is provided with a positioning seat positioning lug, and the middle part of the trapezoidal opening of the upper pressing block is provided with a positioning seat positioning opening corresponding to the positioning seat positioning lug.
The bolt assembly comprises a screw, a flat pad, an elastic gasket and a nut, and a flat pad mounting groove for positioning the flat pad is formed in the lower seat.
The radius of the arc surface of the positioning seat is smaller than that of the arc surface of the upper pressing block.
The utility model discloses electric power parallel groove clamp's advantage lies in: 1, all the components are accurately positioned and tightly and firmly connected, so that the gripping force during wire clamping is enhanced; 2, the bolt positioning seat can effectively prevent the bolt from loosening after long-time use; 3 utilize the deformation clearance to provide the deformation space for expend with heat and contract with cold, effectively prevent the fracture.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of an electric parallel groove clamp of the present invention;
fig. 2 is a schematic structural view of the lower seat of the present invention;
FIG. 3 is a schematic structural view of the upper press block of the present invention;
fig. 4 is a schematic structural view of the bolt positioning seat of the present invention;
fig. 5 is another schematic structural view of the lower seat of the present invention;
fig. 6 is a schematic structural view of the bolt assembly of the present invention.
Detailed Description
As shown in fig. 1-6, the electric parallel groove clamp of the present invention comprises a lower seat 1, an upper pressing block 2, a bolt assembly 3, and a bolt positioning seat 4, wherein the lower seat 1 is provided with a first wire-clamping C-shaped groove 7, first wire-clamping saw teeth 8 are arranged in the first wire-clamping C-shaped groove 7 at equal intervals, and a bolt mounting third hole 9 and a lower seat positioning column 10 are arranged in the middle of the lower seat 1; the upper pressing block 2 is provided with an upper pressing block trapezoidal opening 11 and a second wire clamping C-shaped groove 12 corresponding to the middle part of the lower seat 1, second wire clamping sawteeth 13 which are arranged at equal intervals are arranged in the second wire clamping C-shaped groove 12, the first wire clamping sawteeth 8 and the second wire clamping sawteeth 13 are arranged in a staggered mode, and a bolt mounting second hole 14 and a lower seat positioning column placing hole 15 corresponding to the lower seat positioning column 10 are arranged in the upper pressing block trapezoidal opening 11; a positioning seat arc surface 18 corresponding to the upper pressing block 2 is arranged on the bolt positioning seat 4, a bolt installation first hole 19 is arranged on the positioning seat arc surface 18, and a limiting groove 20 for limiting the bolt head of the bolt assembly 3 is also arranged on the bolt positioning seat 4; the bolt assembly 3 sequentially penetrates through the bolt installation first hole 19, the bolt installation second hole 14 and the bolt installation third hole 9, the lower seat 1, the upper pressing block 2 and the bolt positioning seat 4 are connected together, positioning among all the parts is accurate, connection is tight and firm, the holding force during wire clamping is enhanced, and the bolt positioning seat can be effectively prevented from loosening after being used for a long time.
A positioning seat positioning lug 23 is arranged in the middle of the positioning seat arc surface 18, and a positioning seat positioning opening 24 corresponding to the positioning seat positioning lug 23 is arranged in the middle of the upper pressing block trapezoidal opening 11, so that the positioning is accurate and the looseness is effectively prevented.
The bolt assembly 3 comprises a screw 27, a flat gasket 28, an elastic gasket 29 and a nut 30, and the lower seat 1 is provided with a flat gasket mounting groove 25 for positioning the flat gasket 28, so that the connection tightness is further enhanced, and the looseness is prevented.
The radius of the positioning seat arc surface 18 is smaller than that of the upper pressing block 2, and a deformation space is effectively provided for expansion with heat and contraction with cold by utilizing a deformation gap.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.
Claims (4)
1. The utility model provides an electric power parallel groove clamp, includes lower seat (1), goes up briquetting (2) and bolt sub-assembly (3), its characterized in that: the wire clamping device is characterized by further comprising a bolt positioning seat (4), wherein a first wire clamping C-shaped groove (7) is formed in the lower seat (1), first wire clamping sawteeth (8) which are arranged at equal intervals are arranged in the first wire clamping C-shaped groove (7), and a bolt mounting third hole (9) and a lower seat positioning column (10) are formed in the middle of the lower seat (1);
the upper pressing block (2) is provided with an upper pressing block trapezoidal opening (11) corresponding to the middle of the lower seat (1) and a second wire clamping C-shaped groove (12), second wire clamping sawteeth (13) which are arranged at equal intervals are arranged in the second wire clamping C-shaped groove (12), the first wire clamping sawteeth (8) and the second wire clamping sawteeth (13) are arranged in a staggered mode, and a bolt mounting second hole (14) and a lower seat positioning column placing hole (15) corresponding to the lower seat positioning column (10) are arranged in the upper pressing block trapezoidal opening (11);
a positioning seat arc surface (18) corresponding to the upper pressing block (2) is arranged on the bolt positioning seat (4), a bolt installation first hole (19) is formed in the positioning seat arc surface (18), and a limiting groove (20) used for limiting the bolt head of the bolt assembly (3) is further formed in the bolt positioning seat (4);
and the bolt assembly (3) sequentially penetrates through the bolt installation first hole (19), the bolt installation second hole (14) and the bolt installation third hole (9) and then connects the lower seat (1), the upper pressing block (2) and the bolt positioning seat (4) together.
2. An electric power parallel groove clamp as claimed in claim 1, wherein: a positioning seat positioning lug (23) is arranged in the middle of the positioning seat arc surface (18), and a positioning seat positioning opening (24) corresponding to the positioning seat positioning lug (23) is arranged in the middle of the upper pressing block trapezoidal opening (11).
3. An electric power parallel groove clamp as claimed in claim 1, wherein: the bolt assembly (3) comprises a screw rod (27), a flat pad (28), an elastic gasket (29) and a nut (30), and a flat pad installation groove (25) for positioning the flat pad (28) is formed in the lower seat (1).
4. An electric power parallel groove clamp as claimed in claim 1, wherein: the radius of the arc surface (18) of the positioning seat is smaller than that of the arc surface of the upper pressing block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120163728.1U CN213989236U (en) | 2021-01-21 | 2021-01-21 | Electric power parallel groove clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120163728.1U CN213989236U (en) | 2021-01-21 | 2021-01-21 | Electric power parallel groove clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213989236U true CN213989236U (en) | 2021-08-17 |
Family
ID=77251652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120163728.1U Active CN213989236U (en) | 2021-01-21 | 2021-01-21 | Electric power parallel groove clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213989236U (en) |
-
2021
- 2021-01-21 CN CN202120163728.1U patent/CN213989236U/en active Active
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| GR01 | Patent grant |