CN209088097U - Busbar connector - Google Patents
Busbar connector Download PDFInfo
- Publication number
- CN209088097U CN209088097U CN201821869016.6U CN201821869016U CN209088097U CN 209088097 U CN209088097 U CN 209088097U CN 201821869016 U CN201821869016 U CN 201821869016U CN 209088097 U CN209088097 U CN 209088097U
- Authority
- CN
- China
- Prior art keywords
- connector
- ontology
- connecting body
- busbar
- wall
- Prior art date
- 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.)
- Active
Links
- 238000002788 crimping Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000007723 die pressing method Methods 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model provides a kind of busbar connector, which includes: the connector and buffer gear of ontology, inner hollow;Ontology is provided with aperture close to end, and the first end of connector is open end and corresponding with aperture, and ontology is integrally formed with connector;The second end of connector with connecting terminal for being connected;Ontology offers multiple mounting holes for being connected with battery;Buffer gear is set to ontology.In the utility model, ontology with connect body by integral forming, without such as in the prior art using bridging connection, so that there is no any overlapped points between ontology and connector, effectively improve whole conductive capability and intensity, it avoids using bridging connection and conductive capability occur at bridging reduces and corrosion-deformation and the case where strength reduction at calorific value raising and bridging, the safety of busbar connector application environment can also be improved, and, buffer gear can buffer the vibration that ontology is subject to, play the role of damping, additionally it is possible to adjust error, structure is simple.
Description
Technical Field
The utility model relates to an electrical equipment technical field particularly, relates to a busbar.
Background
The bus is a relay station on the motherboard for collecting all data and transmitting it out. Generally, the system installs various interface cards through a bus and transmits various data to the devices connected to the interface cards, also called buses. In the electrical field, a bus bar (also called a bus bar, etc.) is generally used to connect a plurality of electrical lines.
At present, a bus bar and an output end used by a lithium ion battery pack or a battery module are mostly connected in a cross-over manner, wherein the cross-over connection manner includes bolt connection, laser or ultrasonic welding and the like. The cross-over connection method reduces the conductive capacity of the bus bar, and the cross-over position increases the heat productivity due to high contact internal resistance, which affects the safety of the battery module or the battery pack.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a busbar aims at solving among the prior art busbar and output cross-over connection and easily reduces the problem that conductive ability and cross-over connection department calorific capacity risees.
The utility model provides a busbar, this busbar includes: the device comprises a body, a hollow connecting body and a buffer mechanism; the body is provided with an opening close to the end part, the first end of the connecting body is an opening end and corresponds to the opening, and the body and the connecting body are integrally formed; the second end of the connecting body is used for being connected with the wiring terminal; the body is provided with a plurality of mounting holes for connecting with the battery; the buffer mechanism is arranged on the body.
Furthermore, in the above busbar, the main body and the connecting body are integrally formed by processing through a metal deep drawing method.
Further, in the busbar, a threaded hole is formed in the second end of the connecting body, a through hole is formed in the connecting terminal, and the crimping nut penetrates through the through hole and is in threaded connection with the threaded hole.
Further, in the above-described busbar, the end wall of the second end of the connecting body is provided with a recessed portion formed by pressing the end wall of the second end of the connecting body with a die, and an inner wall of the recessed portion is provided with a screw thread to form a screw hole.
Further, in the busbar, the recessed portion is formed by pressing the end wall of the second end of the connecting body with a die so as to break the end wall and bending the end wall toward the first end of the connecting body.
Further, in the above-mentioned busbar, be provided with the steel wire swivel nut in the screw hole, the steel wire swivel nut is spiro union mutually with the crimping nut.
Further, in the above-mentioned busbar, the inner wall of the threaded hole is subjected to a hardening heat treatment to make the connection body have a preset output torque.
Further, in the above-mentioned busbar, the buffer mechanism is a plurality of protruding portions arranged in parallel along the length direction of the body, and a preset distance is provided between any two adjacent protruding portions.
Furthermore, in the above-mentioned busbar, each mounting hole is respectively disposed at a position where the body is disposed between two adjacent protrusions.
Furthermore, in the busbar, the body and the connector are made of copper, aluminum or copper-aluminum composite materials.
The utility model discloses in, through body and connector integrated into one piece, need not to adopt the cross-over connection as among the prior art, make and not have any overlap joint point between body and the connector, holistic conducting capacity and intensity have been improved effectively, the condition that cross-over connection department conducting capacity reduces and calorific capacity risees has been avoided adopting cross-over connection and cross-over connection appears in the prior art, the problem that busbar and output cross-over connection easily reduce conducting capacity and cross-over connection department calorific capacity rise has been solved, the condition that cross-over connection department corrosion deformation and intensity reduce has still been avoided adopting cross-over connection and appearing, can also improve the security of busbar application environment, and, buffer gear's setting, can cushion the vibration that the body received, the absorbing effect has been played, can also adjust the error, moreover, the steam generator is simple in structure, the convenience of production operation has been increased.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a bus bar according to an embodiment of the present invention;
fig. 2 is a schematic top view of a bus bar according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of a bus bar according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 3, a preferred structure of a bus bar according to an embodiment of the present invention is shown. The bus bar may be applied to a battery module or a battery pack, and of course, may also be applied to other fields, which is not limited in this embodiment. As shown, the bus bar includes: body 1, connector 2 and buffer mechanism 3. The body 1 may be plate-shaped, and the body 1 may be plate-shaped. The connecting body 2 is hollow inside, and a first end (a lower end shown in fig. 1) of the connecting body 2 is an open end. The body 1 is provided with an opening near one of the end portions (the end portion at the left end shown in fig. 1), the open end of the connecting body 2 corresponds to the opening, and the body 1 and the connecting body 2 are integrally formed. Specifically, the size and shape of the opening are the same as the size and shape of the first end of the connector 2. In this embodiment, the opening is circular, and the connecting body 2 may be a cylinder. The diameter of the opening is the same as the inner diameter of the connecting body 2, so that the open end of the connecting body 2 is integrated with the opening of the body 1, and the connecting body 2 is integrated with the body 1.
Preferably, the body 1 and the connector 2 are made of copper, aluminum or copper-aluminum composite materials with good conductivity and tensile property.
The second end (the upper end shown in fig. 1) of the connecting body 2 is a closed end, and the second end is used for being connected with a terminal 4, and the terminal 4 is used for being connected with electric equipment.
A plurality of mounting holes 11 have been seted up to body 1, and each mounting hole 11 all is used for being connected with the battery. Specifically, each of the mounting holes 11 is opened at a main body portion of the body 1, which is a portion of the body 1 other than the opening. In specific implementation, the number of the mounting holes 11 may be determined according to actual situations, and this embodiment does not limit this. Preferably, the mounting holes 11 are evenly distributed on the body 1.
Buffer gear 3 sets up in body 1, and buffer gear 3 is used for playing the shock attenuation, cushions, can also play error regulation's effect.
It can be seen that, in the present embodiment, the body 1 and the connecting body 2 are integrally formed, so that it is not necessary to use a bridging connection as in the prior art, so that no lapping point is arranged between the body 1 and the connector 2, the whole conductive capability and strength are effectively improved, the situations that the conductive capability of a bridging part is reduced and the heating value is increased due to the adoption of bridging connection in the prior art are avoided, solves the problems that the cross-over connection between the busbar and the output end is easy to reduce the conductive capability and the heat productivity at the cross-over joint is increased in the prior art, avoids the corrosion deformation and the strength reduction of the cross-over joint caused by the cross-over connection, and also can improve the safety of the application environment of the busbar, and, buffer gear 3's setting, the vibration that can cushion body 1 and receive has played the absorbing effect, can also adjust the error, and simple structure has increased the convenience of production operation.
Preferably, the body 1 and the connecting body 2 are integrally formed by metal deep drawing. Like this, become body 1 and connector 2 through pull ring or metal mould to the board-type metal material for body 1 and connector 2 integrated into one piece need not any connection structure, have improved holistic conducting capacity and intensity effectively, have increased the convenience of production operation.
Referring to fig. 1 to 3, in the above embodiments, the second end of the connecting body 2 is provided with a threaded hole 21, the connecting terminal 4 is provided with a through hole, and the pressing nut 5 is inserted into the through hole and screwed with the threaded hole 21, so as to connect the second end of the connecting body 2 and the connecting terminal 4.
Since the interior of the connecting body 2 is hollow, the arrangement structure of the threaded hole 21 at the second end of the connecting body 2 can be as follows: the end wall of the second end of the connecting body 2 has a predetermined thickness that enables the formation of the threaded hole 21, which is not limited in this embodiment. The following configuration is also possible, but of course, the present embodiment is not limited to this configuration, as long as the threaded hole 21 can be opened at the second end of the connector 2.
Referring to fig. 3, the specific structure is: the end wall of the second end of the connector 2 is provided with a recessed portion 6, the recessed portion 6 is formed by pressing the end wall of the second end of the connector 2 with a die, and the inner wall of the recessed portion 6 is provided with a screw thread to form a screw hole 21. Specifically, the mold presses the end wall of the second end of the link 2, so that the end wall of the second end of the link 2 is deformed corresponding to the pressed portion to form the recessed portion 6.
In specific implementation, the recessed portion 6 is cylindrical in shape in order to ensure that the compression nut 5 is screwed with the threads in the recessed portion 6. In a specific implementation, the recessed portion 6 may be provided with a bottom wall, i.e. the bottom of the recessed portion 6 is closed. Of course, the bottom of the concave portion 6 may be open. Preferably, the bottom of the concave part 6 is open.
Preferably, the recessed portion 6 is formed by pressing the end wall of the second end of the connected body 2 with a die so as to break the end wall of the second end of the connected body 2 and bend the end wall toward the first end of the connected body 2. Specifically, the mold presses the end wall of the second end of the connecting body 2 until the end wall of the second end of the connecting body 2 is broken at the pressed position, the end wall of the second end of the connecting body 2 is broken into two halves at the pressed position, the pressing is continued, and the broken end wall is bent toward the inside of the connecting body 2 to form the recessed portion 6. More specifically, the end wall of the second end of the disconnected connecting body 2 is bent by 90 ° towards the inside of the connecting body 2, i.e. the edge of the disconnected end wall is perpendicular to the end wall of the second end of the original connecting body 2, i.e. the side wall of the recess 6 is perpendicular to the original end wall of the second end of the connecting body.
It can be seen that, in the present embodiment, the forming of the recessed portion 6 is performed by extruding the end wall of the second end of the connecting body 2 through a die, so that the end wall of the second end of the connecting body 2 is deformed, and the recessed portion 6 is formed without welding, thereby effectively ensuring the accuracy of the opening position of the recessed portion 6, and enabling the load to be uniformly distributed, having a larger bearing capacity, and better realizing the connection with the crimp nut 5.
In order to make the connecting body 2 have a larger output torque, the present embodiment proposes two preferable structures, but is not limited to this embodiment, and the present embodiment does not set any limitation. One preferred structure is: a steel wire threaded sleeve is arranged in the threaded hole 21 and is in threaded connection with the crimping nut 5. Specifically, the outer wall of the wire thread insert is threadedly engaged with the thread of the threaded hole 21, so that the wire thread insert is fixed to the threaded hole 21. The crimping nut 5 penetrates through the through hole of the wiring terminal 4 and is arranged in the wire thread insert, and the crimping nut 5 is in threaded connection with the internal thread of the wire thread insert.
It can be seen that, in this embodiment, through setting up the wire thread insert, can make crimping nut 5 be connected with screw hole 21 more stably, improved the output torque of connector 2 effectively, still improved the intensity and the rigidity of crimping nut 5 with the screw hole 21 junction to, can make load more evenly distributed on the wire thread insert, have great bearing capacity.
Another preferred structure is: the inner wall of the screw hole 21 is heat-treated by hardening to give the connection body 2 a preset output torque. In specific implementation, the preset output torque may be determined according to actual conditions, and the embodiment does not limit this.
Referring to fig. 1 to 3, in each of the above embodiments, the buffering mechanism 3 may be a plurality of protruding portions 31 that are arranged in parallel along the length direction (the direction from left to right shown in fig. 1) of the body 1, each protruding portion 31 is parallel, and a preset distance is provided between any two adjacent protruding portions 31, so that each protruding portion 31 appears in a wavy shape on the body 1. In specific implementation, the distance between any two adjacent protrusions 31 may be equal or unequal, and the preset distance may be determined according to actual conditions, which is not limited in this embodiment. Preferably, the distance between any two adjacent convex portions 31 is equal.
Preferably, each of the protrusions 31 penetrates the width direction of the body 1.
In specific implementation, each protruding portion 31 may be protruded toward the same direction, for example, the protruded direction is the same as the direction of the connector 2, that is, the connector 2 and each protruding portion 31 are located on the same side of the body 1; or, the protruding directions are opposite to the direction of the connecting body 2, that is, the connecting body 2 and the protruding portions 31 are located on both sides of the body 1. The projections 31 may be provided to project in different directions, and some projections 31 may be provided in the same direction as the connecting body 2 and some projections 31 may be provided in the opposite direction to the connecting body 2. The protruding direction of each protruding portion 31 can be determined according to the heights of the electrodes of different types of batteries, which is not limited in this embodiment. In the present embodiment, the protrusions 31 are protruded in the same direction, and the protruded direction is the same as the direction of the connector 2.
In specific implementation, the cross-sectional shape of each protrusion 31 may be rectangular, arc, or the like, which is not limited in this embodiment. In the present embodiment, each of the protrusions 31 has an arc-shaped cross-sectional shape.
It can be seen that, in this embodiment, through setting up a plurality of bellying 31 on the body 1, the vibration that cushions body 1 and receive has played the absorbing effect, can also adjust the error, simple structure, the implementation of being convenient for.
With continued reference to fig. 1 to 3, in the above embodiment, a plurality of mounting holes 11 are provided, and each mounting hole 11 is respectively disposed at a position of the body 1 between two adjacent protruding portions 31. Specifically, the mounting holes 11 are formed in the body 1 corresponding to the positions between any two adjacent protruding portions 31, and then each mounting hole 11 is clamped between two adjacent protruding portions 31, and each protruding portion 31 is not provided with a mounting hole 11. The number of the mounting holes 11 provided between any two adjacent protruding portions 31 can be determined according to actual conditions, and the embodiment does not limit this. In the present embodiment, three mounting holes 11 are provided between any two adjacent bosses 31.
Preferably, the mounting holes 11 disposed between any two adjacent protruding portions 31 are uniformly arranged.
It can be seen that, in this embodiment, simple structure, the implementation of being convenient for to, can make mounting hole 11 distribute evenly, and then make the outward appearance of busbar neat and artistic.
In conclusion, in this embodiment, the body 1 and the connector 2 are integrally formed, there is no need to adopt cross-over connection as in the prior art, so that there is no any overlapping point between the body 1 and the connector 2, the overall conductive capability and strength are effectively improved, the situation that the conductive capability of the cross-over connection is reduced and the heating value is increased due to the cross-over connection adopted in the prior art is avoided, the situation that the corrosion deformation and the strength of the cross-over connection are reduced due to the cross-over connection is also avoided, the safety of the application environment of the busbar can be improved, and the arrangement of the buffer mechanism 3 can buffer the vibration received by the body 1, thereby playing a role in shock absorption, adjusting the error, being simple in structure, and increasing the convenience of production and operation.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A bus bar, comprising: the device comprises a body (1), a hollow connecting body (2) and a buffer mechanism (3); wherein,
an opening is formed in the position, close to the end portion, of the body (1), the first end of the connecting body (2) is an opening end and corresponds to the opening, and the body (1) and the connecting body (2) are integrally formed;
the second end of the connecting body (2) is connected with the wiring terminal (4);
the body (1) is provided with a plurality of mounting holes (11) for connecting with a battery;
the buffer mechanism (3) is arranged on the body (1).
2. The bus bar according to claim 1, wherein the body (1) and the connector (2) are integrally formed by deep drawing of metal.
3. The busbar according to claim 1 or 2, wherein the second end of the connecting body (2) is provided with a threaded hole (21), the connecting terminal (4) is provided with a through hole, and the crimping nut (5) is inserted into the through hole and is screwed with the threaded hole (21).
4. The busbar according to claim 3, wherein the end wall of the second end of the connection body (2) is provided with a recessed portion (6), the recessed portion (6) is formed by pressing the end wall of the second end of the connection body (2) with a die, and an inner wall of the recessed portion (6) is provided with a screw thread to form the screw hole (21).
5. Busbar according to claim 4, characterized in that the recess (6) is formed by the die pressing the end wall of the second end of the connection body (2) so as to break it and bend it towards the first end of the connection body (2).
6. The busbar according to claim 3, wherein a wire thread insert is arranged in the threaded hole (21), which is screwed with the crimp nut (5).
7. The bus bar according to claim 3, wherein the inner wall of the threaded hole (21) is heat treated by hardening to give the connection body (2) a preset output torque.
8. The busbar according to claim 1 or 2, wherein the buffer mechanism (3) is a plurality of protrusions (31) juxtaposed in a longitudinal direction of the body (1), and a predetermined distance is provided between any two adjacent protrusions (31).
9. The busbar according to claim 8, wherein each of the mounting holes (11) is provided at a portion of the body (1) interposed between adjacent two of the protrusions (31).
10. The busbar according to claim 1, wherein the body (1) and the connecting body (2) are made of copper, aluminum or copper-aluminum composite material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821869016.6U CN209088097U (en) | 2018-11-13 | 2018-11-13 | Busbar connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821869016.6U CN209088097U (en) | 2018-11-13 | 2018-11-13 | Busbar connector |
Publications (1)
Publication Number | Publication Date |
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CN209088097U true CN209088097U (en) | 2019-07-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821869016.6U Active CN209088097U (en) | 2018-11-13 | 2018-11-13 | Busbar connector |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110534996A (en) * | 2019-09-04 | 2019-12-03 | 浙江纽联科技有限公司 | A kind of high-tension connector manufacturing method |
-
2018
- 2018-11-13 CN CN201821869016.6U patent/CN209088097U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110534996A (en) * | 2019-09-04 | 2019-12-03 | 浙江纽联科技有限公司 | A kind of high-tension connector manufacturing method |
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