CN220527297U - Easy-to-connect type high-current connector for disassembly and replacement - Google Patents
Easy-to-connect type high-current connector for disassembly and replacement Download PDFInfo
- Publication number
- CN220527297U CN220527297U CN202321847183.1U CN202321847183U CN220527297U CN 220527297 U CN220527297 U CN 220527297U CN 202321847183 U CN202321847183 U CN 202321847183U CN 220527297 U CN220527297 U CN 220527297U
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- module
- terminal
- signal terminal
- shell
- detachable
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- 230000002093 peripheral effect Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 description 10
- 238000007667 floating Methods 0.000 description 7
- 238000002788 crimping Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a detachable and replaceable high-current connector, which comprises a first module and a second module; the first module comprises a first shell and a first terminal group, the first shell is provided with an inserting cavity, a first connecting module is arranged in the inserting cavity, and the first terminal group is inserted into the first connecting module; the second module is including second casing and second terminal group, have the second connection module on the second casing, the second terminal group is pegged graft in the second connection module, the second module is detachable to be connected on first module to make the one end electric connection of second terminal group in the one end of first terminal group, utilize first module and second module detachable design, dismantle first module change can, need not to dismantle the wiring harness again for its plug is convenient, the conductibility is high, is convenient for change, need not the connector and wholly changes, thereby reduce cost.
Description
Technical Field
The utility model relates to the connector field technology, in particular to a detachable and easy-to-connect high-current connector.
Background
The high-current connector is generally used for electrically connecting the vehicle-mounted energy storage battery pack with an interface part of a main electric box of the vehicle.
The existing plug connector is generally formed by integrally injection molding a terminal and a shell, and once the shell or the terminal is damaged, the terminal is difficult to replace independently, so that the purchase cost is high.
Later, a high-current connector with removable terminals is presented in the market, which comprises a plug connector main body, a first terminal and a second terminal; wherein: the plug connector main body is provided with a plug cavity, and the first terminal is provided with a connector, a terminal fixing sleeve, an elastic terminal and a shell; the utility model discloses a high-current connector, including plug connector main part, first terminal, second terminal, connector, first connecting section and second connecting section have respectively at the both ends of connector, the connector sets up in the plug connector main part, first connecting section exposes in the plug connector main part outside, the second connecting section is located the grafting intracavity, first terminal is detachable structure, the second terminal is cartridge in the second terminal downthehole, and the point is glued again fixedly, through designing first terminal into detachable structure, conveniently carries out local change to first terminal, but this kind of terminal detachable heavy current connector has following defect:
because the wire harness is connected when the first terminal is used, one end of the wire harness is required to be welded on the first connecting section through the welding wire to form a welding point, although the first terminal is of a detachable structure, when the first terminal is damaged, the wire harness welded on the connector is required to be detached from the welding point by heating, a large amount of labor and tin wires are required to be used for welding and replacing in the replacing process, and the first terminal can be replaced after the wire harness is detached, so that the connector is poor in structural design and inconvenient to replace; also, the second terminal is not detachable, which results in that when the second terminal is damaged, the second terminal cannot be replaced, and the whole connector needs to be replaced, which definitely results in higher purchase cost.
Therefore, a new technical solution is needed to solve the above problems.
Disclosure of Invention
In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its main objective is to provide a detachable and easily-connected high-current connector, which uses the detachable design of the first module and the second module to detach and replace the first module, and does not need to detach the wire bundle, so that the connector is convenient to plug and pull, has high electrical conductivity, is convenient to replace, and does not need to replace the whole connector, thereby reducing the cost.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a detachable easy-to-connect high-current connector comprises a first module and a second module;
the first module comprises a first shell and a first terminal group, the first shell is provided with an inserting cavity, a first connecting module is arranged in the inserting cavity, and the first terminal group is inserted into the first connecting module; the second module comprises a second shell and a second terminal group, the second shell is provided with a second connecting module, the second terminal group is inserted into the second connecting module, and the second module is detachably connected to the first module, so that one end of the second terminal group is electrically connected to one end of the first terminal group.
As a preferred scheme, the second module is detachably connected to the first module and is in locking connection through a locking piece.
Preferably, the locking member is a screw.
As a preferable scheme, the first connection module comprises a power supply terminal hole and a first signal terminal hole, the first terminal group comprises a first power supply terminal and a first signal terminal, and the first power supply terminal and the first signal terminal are respectively arranged in the corresponding power supply terminal hole and the first signal terminal hole;
the second connecting module comprises a mounting position and a second signal terminal hole, the second terminal group comprises a second power terminal and a second signal terminal, and the second power terminal and the second signal terminal are respectively arranged in the mounting position and the second signal terminal hole;
the second module is detachably arranged on the first module and is fixed through the locking piece, one end of the second power terminal is electrically connected with one end of the first power terminal to form electrical conduction connection, one end of the second power terminal is exposed out of the second shell, and one end of the second signal terminal is electrically connected with one end of the first signal terminal to form electrical conduction connection.
As a preferred scheme, the power terminal hole has positive jack and negative jack, positive jack and negative jack are controlled interval arrangement and are on first connection module, first signal terminal hole is provided with a plurality of and is located one side of power terminal hole and interval arrangement in proper order.
As a preferable scheme, the outer peripheral side of the first shell is also detachably sleeved with a waterproof ring.
As a preferred solution, the outer peripheral side of the first housing is further provided with an annular stop, and the waterproof ring is limited by the annular stop of the first housing.
As a preferred solution, the annular stop portion has an annular positioning groove, and the waterproof ring is fitted in the annular positioning groove.
As a preferable scheme, the outer sides of the left end and the right end of the first shell are also provided with fixing holes.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, in particular, the technical scheme shows that the first module is detachably connected to the first module mainly through the structural design and the matching of the first module and the second module, so that one end of the second terminal group is electrically connected to one end of the first terminal group, as one end of the first module is used for being in plug-in matching with an external plug-in main body to form direct contact, and the other end of the first module is used for being connected to the second module, when the first module is damaged, the first module is detached and replaced by utilizing the detachable designs of the first module and the second module, and the wire harnesses are connected to the second module, so that the wire harnesses are not required to be detached, the wire harnesses are convenient to plug in and pull out, have high conductive performance and are convenient to replace, and the whole connector is not required to be replaced, so that the cost is reduced.
The design of the locking piece is utilized to strengthen the stability between the first module and the second module so as to prevent the first module and the second module from loosening.
In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a perspective view of an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of an embodiment of the present utility model;
FIG. 3 is a first exploded view of an embodiment of the present utility model;
FIG. 4 is a second exploded view of an embodiment of the present utility model;
FIG. 5 is a third exploded view of an embodiment of the present utility model;
FIG. 6 is a fourth exploded view of an embodiment of the present utility model;
FIG. 7 is an enlarged view of a portion of FIG. 2 at A;
FIG. 8 is a partial enlarged view at B in FIG. 2;
fig. 9 is a structural view of a second signal terminal according to an embodiment of the present utility model.
The attached drawings are used for identifying and describing:
10. first module 11, first housing
111. Power supply terminal hole 112, first signal terminal hole
12. First power supply terminal 13, first signal terminal
121. Front-end power supply terminal connection part 122 and rear-end power supply terminal connection part
123. Conductive block 131 and front end signal terminal connection part
132. Rear end signal terminal connecting part
14. Accommodation chamber 141, first mounting portion
142. Adapting groove 143, second avoidance position
144. Open slot 145, card slot
15. Baffle 151, plate body
152. Elastic contact arm 1521, third fixing portion
1522. Second protruding portion 153, first avoiding hole
154. Second avoidance hole 155 and third avoidance position
16. Waterproof ring 17, annular stop
18. Annular positioning groove 19 and fixing hole
20. Second module 21, second housing
211. Mounting location 212, second signal terminal hole
213. Second mounting portion 214, fool-proof portion
22. Second power supply terminal 23, second signal terminal
221. First butt joint part 222 and wiring terminal
2211. Boss 2212 and crown spring
2213. Plug hole
2222. Second fixing portion 2223, harness crimping portion
2224. Connection hole 231, main body
232. Second butt joint 233 and connection part
2321. Limit 2322 and float
2323. Floating gap 24, elastic locking arm
25. First avoidance bit 241, first fixing portion
242. First engaging portion 243, first protruding portion
30. And (5) locking the piece.
Detailed Description
Referring to fig. 1 to 9, specific structures of embodiments of the present utility model are shown.
In the description of the present utility model, it should be noted that, for the azimuth words, terms such as "upper", "lower", "front", "rear", "left", "right", etc., indicate azimuth and positional relationships as shown based on the drawings or when worn normally, only for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the device or element to be referred must have a specific azimuth, be configured and operated in a specific azimuth, and should not be construed as limiting the specific protection scope of the present utility model.
A detachable and easy-to-connect high-current connector comprises a first module 10 and a second module 20.
The first module 10 includes a first housing 11 and a first terminal set, where the first terminal set is inserted into the first connection module; preferably, the outer peripheral side of the first housing 11 is further detachably sleeved with a waterproof ring 16. Preferably, the outer peripheral side of the first housing 11 is further provided with an annular stopper 17, and the waterproof ring 16 is limited by the annular stopper 17 of the first housing 11. Preferably, the annular stop 17 has an annular detent 18, and the waterproof ring 16 fits within the annular detent 18. Preferably, fixing holes 19 are further formed on the outer sides of the left and right ends of the first housing 11.
The second module 20 includes a second housing 21 and a second terminal set, the second housing 21 has a second connection module, the second terminal set is inserted into the second connection module, and the second module 20 is detachably connected to the first module 10, so that one end of the second terminal set is electrically connected to one end of the first terminal set. Preferably, the second module 20 is detachably disposed on the first module 10 and is fixed by the locking member 30, one end of the second power terminal 22 is electrically connected to one end of the first power terminal 12 to form an electrical connection, one end of the second power terminal 22 is exposed outside the second housing, and one end of the second signal terminal 23 is electrically connected to one end of the first signal terminal 13 to form an electrical connection.
The first terminal group comprises a first power terminal 12 and a plurality of first signal terminals 13, the first housing 11 is provided with a plug cavity, a first connection module is arranged in the plug cavity, the first connection module comprises a power terminal hole 111 and a first signal terminal hole 112, and the first power terminal 12 and the plurality of first signal terminals 13 are respectively arranged in the corresponding power terminal hole 111 and the first signal terminal hole 112; the back side of the plug-in cavity is concavely provided with a containing cavity 14, and the inner wall surface of the containing cavity 14 is provided with a first mounting part 141 for locking connection of the locking piece 30; the power terminal hole 111 has positive and negative electrode insertion holes, which are arranged on the first connection module at right and left intervals, and the first signal terminal hole 112 is provided with a plurality of signal terminal holes and is located at one side of the power terminal hole 111 and sequentially arranged at intervals.
The first power terminal 12 includes a front power terminal connecting portion 121 and a rear power terminal connecting portion 122, a conductive block 123 is further sleeved at the outer end of the front power terminal connecting portion 121, the conductive block 123 is electrically connected with the first power terminal 12, and the first signal terminal 13 includes a front signal terminal connecting portion 131 and a rear signal terminal connecting portion 132.
An insulating partition 15 for separating the first power terminal 12 from the plurality of first signal terminals 13 is further disposed in the accommodating cavity 14, so as to prevent the first power terminal 12 and the first signal terminals 13 from being shorted. The partition 15 includes a plate main body 151 and a plurality of elastic abutment arms 152 disposed on the plate main body 151, the elastic abutment arms 152 extend from the lower end of the plate main body 151, correspondingly, an adapting groove 142 adapted to the elastic abutment arms 152 is disposed on the inner side of the accommodating cavity 14, the adapting groove 142 is communicated with the plugging cavity, the partition 15 is disposed in the accommodating cavity 14, and the elastic abutment arms 152 are adapted to the adapting groove 142;
the plurality of elastic abutment arms 152 each include a third fixing portion 1521 and a second protrusion 1522, the third fixing portion 1521 is connected to the lower end of the plate main body 151, the second protrusion 1522 extends from one side of the third fixing portion 1521, and the inner side of the accommodating cavity 14 corresponding to the elastic abutment arm 152 is further provided with a second avoidance bit 143 for the elastic abutment arm 152 to retract toward the accommodating cavity 14. Preferably, the partition 15 is provided with a first avoidance hole 153, a second avoidance hole 154, and a third avoidance hole 155 corresponding to the first power terminal 12, the plurality of first signal terminals 13, and the first mounting portion 141, respectively.
The second terminal group comprises a second power terminal 22 and a plurality of second signal terminals 23, the second connection module comprises an installation position 211 and a second signal terminal hole 212, and the second power terminal 22 and the second signal terminals 23 are respectively arranged in the installation position 211 and the second signal terminal hole 212; the second power terminal 22 and the second signal terminal 23 are respectively arranged in the mounting position 211 and the second signal terminal hole 212;
correspondingly, a second mounting portion 213 is disposed at the lower end of the mounting portion 211 corresponding to the first mounting portion 141, the second module 20 is detachably connected to the first module 10 and passes through the first mounting portion 141 and the second mounting portion 213 to form a locking connection through the locking member 30, and the design of the locking member 30 is used to enhance the stability between the first module 10 and the second module 20, so as to prevent the first module 10 and the second module 20 from loosening. Preferably, the locking member is a screw.
Wherein, the inner side wall of the installation position 211 is provided with a fool-proof part 214; the design of the fool-proof portion 214 is beneficial to the accurate and smooth insertion of the second power terminal 22 into the mounting position 211. The second power terminal 22 includes a first docking portion 221 for electrically connecting with one end of the first power terminal 12 and a terminal 222 for crimping with an external harness; the wiring terminal 222 is arranged along one side of the first butt joint part 221 towards the other end in a bending and extending way, the second power terminal 22 is positioned in the mounting position 211, the wiring terminal 222 is exposed out of the second shell 21, and the connector volume can be reduced, the use of raw materials is reduced by using the bending design of the second power terminal 22, and therefore the production cost of products is reduced.
The rear end of the first butt joint part 221 is convexly provided with a protruding part 2211, the terminal 222 comprises a second fixing part 2222 and a wire harness crimping part 2223, the wire harness crimping part 2223 is arranged outwards from one end of the second fixing part 2222, the second fixing part 2222 is provided with a connecting hole 2224 for adapting to the protruding part 2211, the terminal 222 is riveted on the first butt joint part 221 through the matching of the protruding part 2211 and the connecting hole 2224 so as to form the electric conduction connection between the first butt joint part 221 and the terminal 222, the second power terminal 22 also comprises a crown spring 2212, the first butt joint part 221 is provided with an inserting hole 2213, and the crown spring 2212 is arranged in the inserting hole 2213; the rear end power terminal connection part 122 of the first power terminal 12 is adapted in the insertion hole 2213, so as to form an electrical connection between the first power terminal 12 and the second power terminal 22, and the structure of the crown spring is installed by the insertion hole, so that the plug is convenient, the conductivity is high, and the wiring terminal can be crimped to form a wiring harness more convenient and environment-friendly than tin soldering.
The plurality of second signal terminals 23 are disposed in the second signal terminal holes 212, and the plurality of second signal terminals 23 are accommodated in a corresponding second signal terminal hole 212, so that each second signal terminal 23 accommodated in the second signal terminal hole 212 transmits a current signal, and a short circuit phenomenon between the second signal terminals 23 is avoided.
The second signal terminal 23 includes a main body 231, a second butt joint portion 232 electrically connected to one end of the first signal terminal 13, and a connection portion 233 connected to an external harness, where the second butt joint portion 232 includes a limiting portion 2321 and a floating portion 2322 capable of elastically deforming, the limiting portion 2321 is bent and extended upward from left and right sides of a front end of the main body 231 to form a floating gap 2323 in a surrounding manner, and the floating portion 2322 is located in the floating gap 2323; the second module 20 is inserted on the first module 10, the second signal terminal 23 is electrically connected to the rear signal terminal connection portion 132 through the second butt joint portion 232, and the rear signal terminal connection portion 132 abuts against the floating portion 2322 and is exposed out of the floating gap 2323, so as to form an electrically conductive connection between the second signal terminal 23 and the first signal terminal 13. The wire connection part 233 is bent upward from the left and right sides of the rear end of the main body part 231; the second module 20 is detachably connected to the first module 10 and is locked and connected by the locking member 30, so that the first docking portion 221 of the second power terminal 22 is electrically connected to one end of the first power terminal 12 and the second docking portion 232 of the second signal terminal 23 is electrically connected to one end of the first signal terminal 13.
The second housing 21 is provided with an elastic locking arm 24 on its outer peripheral side, and correspondingly, the accommodating cavity 14 is provided with an open slot 144 adapted to the elastic locking arm 24, the second module 20 is detachably connected to the first module 10, and the elastic locking arm 24 is adapted to the open slot 144. Preferably, a first clearance 25 is further provided at the front side of the second housing 21 corresponding to the elastic locking arm 24, so that the elastic locking arm 24 is retracted toward the second housing 21, and the elastic locking arms on both sides are pressed for detachment.
The elastic locking arm 24 includes a first fixing portion 241 and a first fastening portion 242, the first fixing portion 241 is integrally connected to the front side of the second housing 21, the first fastening portion 242 is disposed outwardly from the rear side of the first fixing portion 241, a first protrusion 243 is further disposed on the first fixing portion 241 and protrudes outwardly, a slot 145 adapted to the first protrusion 243 is further disposed on the front side of the slot 144, the first fastening portion 242 abuts against the slot 144, and the first protrusion 243 abuts against the slot 145.
The utility model mainly adopts the structural design and the cooperation of the first module and the second module, wherein the second module is detachably connected to the first module, so that one end of the second terminal group is electrically connected to one end of the first terminal group, and as one end of the first module is used for being in plug-in cooperation with an external plug-in main body to form direct contact, the other end of the first module is used for being connected to the second module.
The design of the locking piece is utilized to strengthen the stability between the first module and the second module so as to prevent the first module and the second module from loosening.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.
Claims (9)
1. The utility model provides a tear open and trade easy heavy current connector that connects which characterized in that: comprises a first module and a second module;
the first module comprises a first shell and a first terminal group, the first shell is provided with an inserting cavity, a first connecting module is arranged in the inserting cavity, and the first terminal group is inserted into the first connecting module; the second module comprises a second shell and a second terminal group, the second shell is provided with a second connecting module, the second terminal group is inserted into the second connecting module, and the second module is detachably connected to the first module, so that one end of the second terminal group is electrically connected to one end of the first terminal group.
2. The detachable and attachable high-current connector according to claim 1, wherein: the second module is detachably connected to the first module and is in locking connection through the locking piece.
3. The detachable and attachable high-current connector according to claim 2, wherein: the locking piece is a screw.
4. The detachable and attachable high-current connector according to claim 1, wherein: the first connection module comprises a power supply terminal hole and a first signal terminal hole, the first terminal group comprises a first power supply terminal and a first signal terminal, and the first power supply terminal and the first signal terminal are respectively arranged in the corresponding power supply terminal hole and the first signal terminal hole;
the second connecting module comprises a mounting position and a second signal terminal hole, the second terminal group comprises a second power terminal and a second signal terminal, and the second power terminal and the second signal terminal are respectively arranged in the mounting position and the second signal terminal hole;
the second module is detachably arranged on the first module and is fixed through the locking piece, one end of the second power terminal is electrically connected with one end of the first power terminal to form electrical conduction connection, one end of the second power terminal is exposed out of the second shell, and one end of the second signal terminal is electrically connected with one end of the first signal terminal to form electrical conduction connection.
5. The detachable and attachable high-current connector according to claim 4, wherein: the power terminal hole is provided with an anode jack and a cathode jack, the anode jack and the cathode jack are arranged on the first connecting module at left and right intervals, and the first signal terminal hole is provided with a plurality of signal terminal holes and is positioned on one side of the power terminal hole and is arranged at intervals in sequence.
6. The detachable and attachable high-current connector according to claim 1, wherein: the periphery side of the first shell is also detachably sleeved with a waterproof ring.
7. The detachable and attachable high-current connector according to claim 6, wherein: the outer peripheral side of the first shell is also provided with an annular stop part, and the waterproof ring is limited by the annular stop part of the first shell.
8. The detachable and attachable high-current connector according to claim 7, wherein: the annular stop part is provided with an annular positioning groove, and the waterproof ring is adapted to the annular positioning groove.
9. The detachable and attachable high-current connector according to claim 1, wherein: the outer sides of the left end and the right end of the first shell are also provided with fixing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321847183.1U CN220527297U (en) | 2023-07-13 | 2023-07-13 | Easy-to-connect type high-current connector for disassembly and replacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321847183.1U CN220527297U (en) | 2023-07-13 | 2023-07-13 | Easy-to-connect type high-current connector for disassembly and replacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220527297U true CN220527297U (en) | 2024-02-23 |
Family
ID=89933238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321847183.1U Active CN220527297U (en) | 2023-07-13 | 2023-07-13 | Easy-to-connect type high-current connector for disassembly and replacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220527297U (en) |
-
2023
- 2023-07-13 CN CN202321847183.1U patent/CN220527297U/en active Active
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