CN209104398U - A kind of cuprum aluminum wire clamp - Google Patents
A kind of cuprum aluminum wire clamp Download PDFInfo
- Publication number
- CN209104398U CN209104398U CN201821947477.0U CN201821947477U CN209104398U CN 209104398 U CN209104398 U CN 209104398U CN 201821947477 U CN201821947477 U CN 201821947477U CN 209104398 U CN209104398 U CN 209104398U
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- clamping part
- slot
- copper
- copper wire
- wire clamp
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Abstract
The utility model relates to a kind of cuprum aluminum wire clamps, upper clamping part and lower clamping part including aluminum and the clamping element for clamping upper clamping part Yu lower clamping part, the upper clamping part is equipped with upper aluminum steel slot and upper copper wire slot, the lower clamping part offers lower aluminum steel slot corresponding with upper aluminum steel slot and upper copper wire slot and lower copper wire slot respectively, dovetail groove is offered respectively on the upper copper wire slot and lower copper wire slot, copper billet is plugged on the dovetail groove respectively, the dovetails matched with dovetail groove are provided on the copper billet.The utility model has the installation convenient and fast effect of copper billet.
Description
Technical field
The utility model relates to electric power project engineering fields, more particularly, to a kind of cuprum aluminum wire clamp.
Background technique
Parallel groove clamp is not being held for the aluminum stranded conductor or steel-cored aluminium strand of middle small bore and the steel strand wires of overhead ground wire
By the connection on the position of tension, using extremely wide in power circuitry engineering.Currently, common parallel groove clamp connects aluminum conductor
And copper conductor increases contact resistance since copper, aluminium are directly connected to generate electrochemical reaction, burns wire clamp, therefore it is existing simultaneously
Ditch wire clamp generallys use the parallel groove clamp of copper-aluminium transition, commonly referred to as cuprum aluminum wire clamp.
Notification number is the Chinese patent of CN202268503U, discloses a kind of cuprum aluminum wire clamp, the cuprum aluminum wire clamp
Including bottom plate, gland and bolt, the two sides of bottom plate are equipped with the lower copper wire slot being parallel to each other, and the two sides of gland are equipped with and bottom plate
The corresponding upper copper wire slot of lower copper wire slot, is bolted, the main body of bottom plate and gland is aluminium between bottom plate and gland
Single piece made of expecting, the surface of the lower copper wire slot of bottom plate side are equipped with the copper sheet being integrated with bottom plate hot rolling, gland and bottom
The surface of the upper copper wire slot of plate respective side is equipped with the copper sheet being integrated with gland hot rolling.
In the utility model patent, the surface of cuprum aluminum wire clamp groove is equipped with copper sheet, the copper sheet and groove table
Face is integrally formed by hot rolling, this allows for needing to complete copper sheet and bottom plate, gland by other equipment in production process
Fusion, it is inefficient so that production process is cumbersome.
Utility model content
In view of the deficienciess of the prior art, the utility model provides a kind of cuprum aluminum wire clamp, the copper-aluminium combination groove line
Fixture has the characteristics that installation copper billet is convenient, to be conducive to improve processing efficiency.
The purpose of this utility model has the technical scheme that a kind of cuprum aluminum wire clamp, including aluminium
The upper clamping part of matter and lower clamping part and the clamping element for clamping upper clamping part Yu lower clamping part, the upper clamping part are set
There are upper aluminum steel slot and upper copper wire slot, the lower clamping part offers lower aluminum steel corresponding with upper aluminum steel slot and upper copper wire slot respectively
Slot and lower copper wire slot offer dovetail groove on the upper copper wire slot and lower copper wire slot respectively, are plugged with respectively on the dovetail groove
Copper billet is provided with the dovetails matched with dovetail groove on the copper billet.
Dovetail groove is opened up, by copper billet on corresponding upper copper wire slot and lower copper wire slot by using above-mentioned technical proposal
On dovetails be slidably connected in dovetail groove, upper clamping part and lower clamping part are squeezed by external force, it is final to realize copper billet upper
Installation on copper wire slot and lower copper wire slot is fixed.With it is existing by copper billet hot rolling on groove compared with, processing is more convenient, production effect
Rate is higher.
The utility model is further arranged to: the installation part that it can be made to be embedded in, the installation are equipped with outside the copper billet
Part is plugged in the dovetail groove.
By using above-mentioned technical proposal, it is equipped with installation part outside copper billet, enables the installation part by copper billet edge
Package, provides elastic compensating, to make copper billet is more firm to be placed in dovetail groove between copper billet and dovetail groove.
The utility model is further arranged to: the installation part both sides of the face protrude from the end face of the dovetail groove.
By using above-mentioned technical proposal: installation part both sides of the face being covered its dovetail groove end face installed, pass through peace
Clamping part can be bonded closer with lower clamping part on the dough deformation of piece installing.
The utility model is further arranged to: the installation for copper billet interference grafting positioning is offered on the installation part
Hole.
By using above-mentioned technical proposal, on the one hand copper billet insertion mounting hole is realized be fixedly connected with installation part, separately
On the one hand the connection with upper copper wire slot and lower copper wire slot is realized.
The utility model is further arranged to: the clamping element includes the torque for sequentially passing through clamping part and lower clamping part
The bolt head of bolt, and the fixture nut positioned at lower clamping part bottom end, the torque bolt is located at upper clamping part upper end.
By using above-mentioned technical proposal: the bolt head of torque bolt being placed on upper clamping part, torque bolt is successively
Across upper clamping part and lower clamping part, and the fixture nut positioned at lower clamping part bottom end, when the bolt head of torque bolt will be upper
When the downward clamping part of clamping part is mobile, upper clamping part can be clamped with lower clamping part.
The utility model is further arranged to: the lower clamping part bottom is provided with two positive stop strips being parallel to each other, and two
Positive stop strip described in item is located at the two sides of fixture nut, and two positive stop strips were formed by compressional deformation and fixture nut
It is full of cooperation.
By using above-mentioned technical proposal, lower clamping part bottom is provided with two positive stop strips, two positive stop strips are located at solid
Determine nut two sides, making two positive stop strips by external force, deformation occurs, so that fixture nut is fixed on lower clamping part bottom, thus
Facilitate operational torque bolt.
The utility model is further arranged to: being additionally provided with pressure between the bolt head and upper clamping part of the torque bolt
Item, the bottom end of the press strip are provided with the arcuation face to fit with upper clamping part.
By using above-mentioned technical proposal, press strip is placed on upper clamping part, and the face that press strip is contacted with upper clamping part
For arcuation face, when being screwed down upper clamping part, the cambered surface of press strip can increase contact area with the movement of upper clamping part, thus
Can upper clamping part and lower clamping part be pressed tighter.
The utility model is further arranged to: being additionally provided with spring shim between the torque bolt and the press strip.
By using above-mentioned technical proposal, spring shim is set between torque bolt and press strip, it, can be with after tightening
Serve it is locking, so that press strip be made to be not easy to rebound.
In conclusion the advantageous effects of the utility model are as follows:
1. one of the utility model cuprum aluminum wire clamp, by being opened on corresponding upper copper wire slot, lower copper wire slot
If dovetail groove, copper billet is placed in upper copper wire slot, in the dovetail groove that lower copper wire slot is opened up, not only makes that copper billet side is installed in this way
It just, and can will be in the more firm placement of copper billet in copper wire slot and lower copper wire slot；
2. placing installation part in the dovetail groove that corresponding upper copper wire slot, lower copper wire slot open up, enable installation part will
Copper billet edge wrap, to provide elastic compensating to copper billet and upper copper wire slot, lower copper wire slot.
3. the press strip and spring shim that are provided with arcuation face on torque bolt pass through arc when being screwed down upper clamping part
Shape face pressure item increases forced area, and spring shim prevents rebound effect, so that upper clamping part and lower clamping part are held more
Tightly and it is not easy to rebound.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment.
Fig. 2 is the explosive view of the present embodiment.
Fig. 3 is the structural schematic diagram of the present embodiment, the bottom structure clamped under main presentation.
Description of symbols: 1, upper clamping part；2, lower clamping part；3, clamping element；4, upper aluminum steel slot；5, upper copper wire slot；6,
Lower aluminum steel slot；7, lower copper wire slot；8, dovetail groove；9, copper billet；10, installation part；11, mounting hole；12, torque bolt；13, it limits
Item；14, fixture nut；15, press strip；16, spring shim；17, dovetails.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Fig.1, a kind of cuprum aluminum wire clamp disclosed by the utility model, including upper clamping part 1, lower clamping part 2 and
Clamping element 3, clamping element 3 include torque bolt 12, and torque bolt 12 sequentially passes through clamping part 1 and lower clamping part 2 and is located at
The fixture nut 14 of lower clamping part bottom tightens upper clamping part 1 to clamping part 2 when the bolt head of torque bolt 12 is moved down
When, upper clamping part 1 can be clamped with lower clamping part 2, and lower clamping part 2 not can rotate, to achieve the purpose that fixed electric wire.
Referring to Fig.1, press strip 15 is equipped between upper clamping part 1 and torque bolt 12, the lower end surface of the press strip 15 is set as
The arcuation face to fit with upper clamping part 1, by increasing forced area to improve torque bolt 12 to upper clamping part 1 and lower folder
Hold the fastening effect in portion 2.Wherein, the upper surface of press strip 15 is set as plane, and bullet is equipped between press strip 15 and torque bolt 12
Spring gasket 16, when torque bolt 12 to be screwed down, spring shim 16 can play the role of preventing loose bullet.
Referring to Fig. 2, copper wire slot 5 is offered on upper clamping part 1, is provided with copper billet 9 on upper copper wire slot 5, on upper copper wire slot 5
Dovetail groove 8 is offered, the dovetails 17 matched with dovetail groove 8 are provided on copper billet 9 and formation is slidably connected, 9 edge of copper billet
It is enclosed with installation part 10, running through on installation part 10 there are the dovetails 17 for copper billet 9 to pass through and support with the formation of the slot bottom of upper copper wire slot 5
The mounting hole 11 connect.Lower copper wire slot 7 is offered on lower clamping part 2, lower copper wire slot 7 is identical as the principle that upper copper wire slot 5 is used.
Wherein, upper clamping part 1 and lower clamping part 2 are using the technique progress extrusion process squeezed, so that copper billet 9 and installation part
10 can be fixed in upper copper wire slot 5 and lower copper wire slot 7 accordingly, and installation part 10 then provides elastic buffer for copper billet 9, keeps away
Exempt from copper billet 9 excessive deformation occurs and influences its working performance.
Referring to Fig. 3, two positive stop strips 13 are offered on lower clamping part 2, two positive stop strips 13 are located at fixture nut
14 two sides squeeze two positive stop strips 13 by external force, make two 13 deformation of positive stop strip, thus solid with the interference fit of fixture nut 14
It is scheduled on the bottom of lower clamping part 2.
The implementation principle of the present embodiment are as follows: open up upper copper wire slot 5 on upper clamping part 1, open up lower copper on lower clamping part 2
Wire casing 7 opens up dovetail groove 8 on upper copper wire slot 5 and lower copper wire slot 7 respectively, copper billet 9 is plugged in dovetail groove 8, so that
9 convenience of copper billet is installed.Simultaneously in upper copper wire slot 5 and the equal grafting installation part 10 of lower copper wire slot 7, installation part 10 offers mounting hole
11, copper billet 9 is embedded in installation part 10 by mounting hole 11, and installation part 10 is made to be wrapped in the edge of copper sheet 9.When torque bolt 12 will
When the downward clamping part 2 of upper clamping part 1 is tightened, press strip 15 and spring shim 16 on torque bolt 12 can play area increased,
The effect of rebound is prevented, so that upper clamping part and lower clamping part clamp cable, to achieve the purpose that fixed electric wire.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of cuprum aluminum wire clamp, upper clamping part (1) and lower clamping part (2) including aluminum and for clamping upper clamping
The clamping element (3) in portion (1) and lower clamping part (2), the upper clamping part (1) are equipped with upper aluminum steel slot (4) and upper copper wire slot (5), institute
It states lower clamping part (2) and offers lower aluminum steel slot (6) corresponding with upper aluminum steel slot (4) and upper copper wire slot (5) and lower copper wire respectively
Slot (7), it is characterised in that: offer dovetail groove (8), the dovetail groove respectively on the upper copper wire slot (5) and lower copper wire slot (7)
(8) it is plugged with respectively on copper billet (9), the dovetails (17) matched with dovetail groove (8) is provided on the copper billet (9).
2. a kind of cuprum aluminum wire clamp according to claim 1, it is characterised in that: being equipped with outside the copper billet (9) can
The installation part (10) for the flexible material for being embedded in it, institute's installation part (10) are plugged in the dovetail groove (8).
3. a kind of cuprum aluminum wire clamp according to claim 2, it is characterised in that: installation part (10) both sides of the face are equal
Protrude from the end face of the dovetail groove (8).
4. a kind of cuprum aluminum wire clamp according to claim 3, it is characterised in that: offer confession on the installation part (10)
The mounting hole (11) of copper billet (9) the interference grafting positioning.
5. a kind of cuprum aluminum wire clamp according to claim 1, it is characterised in that: the clamping element (3) includes successively wearing
If crossing the torque bolt (12) of clamping part (1) and lower clamping part (2), and it is located at the fixture nut of lower clamping part (2) bottom end
(14), the bolt head of the torque bolt (12) is located at upper clamping part (1) upper end.
6. a kind of cuprum aluminum wire clamp according to claim 5, it is characterised in that: lower clamping part (2) the bottom setting
There are two positive stop strips being parallel to each other (13), two positive stop strips (13) are located at the two sides of fixture nut (14), and two
The positive stop strip (13) is formed by compressional deformation and fixture nut (14) and is interference fitted.
7. a kind of cuprum aluminum wire clamp according to claim 5, it is characterised in that: the bolt head of the torque bolt (12)
It is additionally provided with press strip (15) between upper clamping part (1), the bottom end of the press strip (15) is provided with to fit with upper clamping part (1)
Arcuation face.
8. a kind of cuprum aluminum wire clamp according to claim 7, it is characterised in that: the torque bolt (12) and the pressure
Spring shim (16) are additionally provided between item (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821947477.0U CN209104398U (en) | 2018-11-24 | 2018-11-24 | A kind of cuprum aluminum wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821947477.0U CN209104398U (en) | 2018-11-24 | 2018-11-24 | A kind of cuprum aluminum wire clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209104398U true CN209104398U (en) | 2019-07-12 |
Family
ID=67161319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821947477.0U Active CN209104398U (en) | 2018-11-24 | 2018-11-24 | A kind of cuprum aluminum wire clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209104398U (en) |
-
2018
- 2018-11-24 CN CN201821947477.0U patent/CN209104398U/en active Active
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