CN214100752U - Fixing device for isolating conductive copper bar - Google Patents
Fixing device for isolating conductive copper bar Download PDFInfo
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- CN214100752U CN214100752U CN202023192497.1U CN202023192497U CN214100752U CN 214100752 U CN214100752 U CN 214100752U CN 202023192497 U CN202023192497 U CN 202023192497U CN 214100752 U CN214100752 U CN 214100752U
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- fixing device
- cap
- copper bar
- conductive copper
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Abstract
The utility model relates to a fixing device for keeping apart conductive copper bar, the fixed screw is installed to conductive copper bar's upper end, fixing device include with fixed screw matched with cap form main part, the both sides of this cap form main part are connected with the partition wall respectively and dismantle the lever, the partition wall is insulating material, the lower extreme of partition wall is equipped with conductive copper bar lower extreme matched with first buckle, the lower extreme of dismantling the lever is equipped with and conductive copper bar lower extreme matched with second buckle, the junction of dismantling lever and cap form main part is elastic material. Compared with the prior art, the utility model discloses can cut off tin palpus between the positive negative pole of conductive copper bar, have advantages such as safe and reliable, convenient dismantlement.
Description
Technical Field
The utility model belongs to the technical field of the conductive copper bar and specifically relates to a fixing device for keeping apart conductive copper bar is related to.
Background
The electric automobile has the characteristics of energy conservation, environmental protection and small environmental pollution, and is widely popularized and applied. In an electric vehicle motor controller, a conductive copper bar is widely used for conducting direct current or alternating current. Under many circumstances, the copper busbar needs to be welded to the circuit board, and in order to improve the welding performance of the copper busbar, a tin plating layer is generally added on the copper busbar. The tin plating layer of the conductive copper bar is easy to generate tin whiskers under the condition of long-time electrification, so that the electric clearance and the creepage distance are reduced, and even the conductive busbar is punctured.
In the prior art, nickel is generally plated on a bottom layer to serve as an interlayer, and then tin is plated on an outer layer, so that the electroplating requirement is high, including whether a nickel plating layer is uniform or not and whether the thickness of a tin layer is enough or not. If the electroplated layer is not well controlled, the copper bar can also be acted by external force under the condition of long-time electrification, and tin whiskers easily grow out. The tin must lead to busbar breakdown, which seriously causes controller failure and even vehicle failure.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned prior art and having the copper bar very easily grow out the tin palpus, the tin palpus leads to female defect of puncturing of arranging and provides a fixing device for keeping apart conductive copper bar.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides a fixing device for keeping apart conductive copper bar, the fixed screw is installed to conductive copper bar's upper end, a serial communication port, fixing device include with fixed screw matched with cap form main part, the both sides of this cap form main part are connected with the partition wall respectively and dismantle the lever, the partition wall is insulating material, the lower extreme of partition wall be equipped with conductive copper bar lower extreme matched with first buckle, the lower extreme of dismantling the lever be equipped with conductive copper bar lower extreme matched with second buckle, dismantle the lever with the junction of cap form main part is elastic material.
Further, a guide inclined plane is arranged below the end part of the first buckle closest to the center of the cap-shaped main body.
Further, a guide inclined plane is arranged below the end part, closest to the center of the cap-shaped main body, of the second buckle.
Furthermore, the upper end of the fixing screw is provided with a rotating hole, the upper end of the cap-shaped main body is provided with a through hole, the side surface of the cap-shaped main body is provided with an upper elastic fixing buckle, and the upper elastic fixing buckle faces towards the through hole and is matched with the rotating hole in position.
Further, go up the elastic fixation buckle and include elastic connection portion and third buckle, the below of third buckle is equipped with the direction inclined plane, elastic connection portion connects respectively cap-shaped main part and third buckle.
Furthermore, the upper end of the cap-shaped main body is an installation supporting surface which is of a circular cylindrical structure with a notch on the side surface, and the upper elastic fixing buckle penetrates through the notch.
Further, the cap-shaped main body is composed of a plurality of circular columns, and the diameters of the circular columns are reduced from bottom to top in sequence.
Further, the material of the partition wall is plastic.
Further, the lower extreme of partition wall is equipped with two first buckle.
Further, one side of the cap-shaped main body is provided with two disassembling levers.
Compared with the prior art, the utility model has the advantages of it is following:
(1) safe and reliable, convenient dismantlement: the fixing device for isolating the conductive copper bar is fixed with the conductive copper bar in a clamping way through the buckles on the two sides of the cap-shaped main body, the insulating partition wall on one side of the cap-shaped main body plays a role in separating tin whiskers between a positive electrode and a negative electrode, and compared with the traditional nickel-only bottoming tinning mode, the fixing mode is more safe, and the durability and the safety of the conductive copper bar can be realized under the condition of electrifying for a longer time;
the disassembly lever at the other side of the cap-shaped main body is elastically connected with the cap-shaped main body, so that the cap-shaped main body is convenient to assemble and disassemble.
(2) The cap-shaped main body upper end still is equipped with the elastic fixation buckle, with the fixed screw joint of conductive copper bar upper end, prevents that the device from droing, promotes the steadiness ability.
Drawings
Fig. 1 is a schematic view of an assembly state of a fixing device for isolating a conductive copper bar according to an embodiment of the present invention;
fig. 2 is an exploded view of the fixing device for isolating the conductive copper bar according to the embodiment of the present invention in an assembled state;
fig. 3 is a schematic view of a first structure of a fixing device for isolating a conductive copper bar according to an embodiment of the present invention;
fig. 4 is a second schematic structural view of the fixing device for isolating the conductive copper bar according to the embodiment of the present invention;
in the figure, 1, fixing device, 101, cap-shaped main body, 102, partition wall, 103, dismantle lever, 104, first buckle, 105, second buckle, 106, go up the fixed buckle of elasticity, 107, installation holding surface, 2, conductive copper bar, 21, conductive copper bar negative pole, 22, conductive copper bar positive pole, 3, fixed screw, 4, conductive copper bar base member electric capacity.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Example 1
The embodiment provides a fixing device for keeping apart conductive copper bar, fixed screw 3 is installed to the upper end of conductive copper bar 2, fixing device 1 includes cap-shaped main part 101 with fixed screw matched with, the both sides of this cap-shaped main part 101 are connected with partition wall 102 respectively and dismantle lever 103, partition wall 102 is insulating material, the lower extreme of partition wall 102 is equipped with the first buckle 104 with conductive copper bar lower extreme matched with, the lower extreme of dismantling lever 103 is equipped with the second buckle 105 with conductive copper bar lower extreme matched with, the junction of dismantling lever 103 and cap-shaped main part 101 is elastic material.
In a preferred embodiment, the lower end of the partition wall 102 is provided with two first latches 104.
As a preferred embodiment, two detachment levers 103 are provided at one side of the cap-shaped body 101.
In a preferred embodiment, the upper end of the fixing screw is provided with a rotation hole, the upper end of the cap-shaped body 101 is provided with a through hole, and the side surface of the cap-shaped body 101 is provided with an upper elastic fixing buckle 106, and the upper elastic fixing buckle 106 faces the through hole and is matched with the position of the rotation hole. After installation, the upper elastic fixing buckle 106 is tightly clamped on the head of the screw, so that the device can be prevented from falling off.
In a preferred embodiment, the upper end of the cap-shaped body 101 is an installation supporting surface 107, the installation supporting surface 107 is a circular cylindrical structure with a notch on the side, and the upper elastic fixing buckle 106 passes through the notch. The circular mounting support surface 107 is manually mounted during mounting.
In a preferred embodiment, the upper elastic fixing clip 106 includes an elastic connecting portion and a third clip, and a guide slope is provided below the third clip, and the elastic connecting portion connects the cap-shaped main body 101 and the third clip, respectively.
In a preferred embodiment, the cap-shaped body 101 is formed of a plurality of circular columns, and the diameters of the circular columns decrease from bottom to top.
In a preferred embodiment, the material of the partition wall 102 is plastic.
As a preferred embodiment, the end of the first catch 104 closest to the center of the cap-shaped body 101 is provided with a guiding bevel.
As a preferred embodiment, the end of the second catch 105 closest to the center of the cap-shaped body 101 is provided with a guide slope.
As shown in fig. 3 and 4, an optimal embodiment can be obtained by combining the above preferred embodiments, and the optimal embodiment will be described below.
The upper elastic fixing buckle 106 above the fixing device for isolating the conductive copper bar is an elastic structure, and the upper elastic fixing buckle 106 is tightly clamped to the head of the screw 3 above the conductive copper bar 21 after the fixing device 1 is installed, so that the fixing device 1 is prevented from falling off.
As shown in fig. 3, the lower buckle is divided into two forms, i.e., a left first buckle 105 and a right second buckle 104, wherein the left first buckle 105 is an elastic structure and is easy to be opened when being installed, and the right second buckle is mainly used for supporting. The left buckle and the right buckle play a role in preventing the fixing device 1 from being separated, the end parts of the four buckles are provided with guide inclined planes, and the buckles are buckled into the conductive copper bar 2 of the conductive copper bar base body capacitor 4 when the fixing device is convenient to install.
The working principle is as follows: as shown in fig. 1 and 2, the fixing device 1 is swung to a proper angle by hand to ensure that the partition wall 102 is located between the positive electrode 22 of the copper busbar and the negative electrode 21 of the copper busbar. The first clasp 105 is then extended by finger pressure, mounting the fixture 1 in place. After the screw is in place, the four buckles are attached to the lower surface of the negative electrode 221 of the conductive copper bar, and the upper elastic fixing buckle 106 is tightly clamped at the head of the screw 3. The partition wall 102 functions to partition tin whiskers between the positive electrode 22 of the conductive copper bar and the negative electrode 21 of the conductive copper bar.
When the fixing device 1 needs to be disassembled, the disassembling lever 103 is pressed inwards by force, so that the fixing device 1 can be conveniently disassembled.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides a fixing device for keeping apart copper bar, fixed screw (3) are installed to the upper end of copper bar (2), a serial communication port, fixing device (1) include with fixed screw matched with cap form main part (101), the both sides of this cap form main part (101) are connected with partition wall (102) respectively and dismantle lever (103), partition wall (102) are insulating material, the lower extreme of partition wall (102) be equipped with first buckle (104) of copper bar lower extreme matched with, the lower extreme of dismantling lever (103) be equipped with copper bar lower extreme matched with second buckle (105), dismantle lever (103) with the junction of cap form main part (101) is elastic material.
2. The fixing device for isolating copper busbar according to claim 1, wherein a guiding inclined plane is arranged below the end of the first buckle (104) closest to the center of the hat-shaped main body (101).
3. The fixing device for isolating copper busbar according to claim 1, wherein a guiding inclined plane is arranged below the end of the second buckle (105) closest to the center of the hat-shaped main body (101).
4. The fixing device for isolating copper busbar according to claim 1, wherein the fixing screw is provided with a rotating hole at the upper end, a through hole is provided at the upper end of the cap-shaped main body (101), and an upper elastic fixing buckle (106) is provided at the side of the cap-shaped main body (101), and the upper elastic fixing buckle (106) faces the through hole and is matched with the position of the rotating hole.
5. The fixing device for isolating copper busbar according to claim 4, wherein the upper elastic fixing buckle (106) comprises an elastic connecting part and a third buckle, a guiding inclined plane is arranged below the third buckle, and the elastic connecting part is respectively connected with the cap-shaped main body (101) and the third buckle.
6. The fixing device for isolating copper busbar according to claim 4, wherein the upper end of the cap-shaped main body (101) is a mounting support surface (107), the mounting support surface (107) is a cylindrical structure with a notch on the side, and the upper elastic fixing buckle (106) passes through the notch.
7. The fixing device for isolating copper busbar according to claim 1, wherein the cap-shaped body (101) is composed of a plurality of circular columns, and the diameters of the circular columns decrease from bottom to top.
8. Fixing device for isolating bars of electrically conductive copper according to claim 1, characterised in that the material of the partition wall (102) is plastic.
9. The fixing device for isolating copper busbar according to claim 1, wherein the lower end of the partition wall (102) is provided with two first buckles (104).
10. The fixing device for isolating bars of conductive copper according to claim 1, characterized in that one side of said cap-shaped body (101) is provided with two said detachment levers (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023192497.1U CN214100752U (en) | 2020-12-27 | 2020-12-27 | Fixing device for isolating conductive copper bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023192497.1U CN214100752U (en) | 2020-12-27 | 2020-12-27 | Fixing device for isolating conductive copper bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214100752U true CN214100752U (en) | 2021-08-31 |
Family
ID=77433283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023192497.1U Active CN214100752U (en) | 2020-12-27 | 2020-12-27 | Fixing device for isolating conductive copper bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214100752U (en) |
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2020
- 2020-12-27 CN CN202023192497.1U patent/CN214100752U/en active Active
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Address after: 215000 No.99 tangjiabang Road, Suzhou Industrial Park, Suzhou City, Jiangsu Province Patentee after: Borg Warner drive system (Suzhou) Co.,Ltd. Address before: 215000 No.99 tangjiabang Road, Suzhou Industrial Park, Suzhou City, Jiangsu Province Patentee before: Delphi Technology (Suzhou) Co.,Ltd. |