CN221262713U - Ultrasonic welding's high-voltage terminal - Google Patents
Ultrasonic welding's high-voltage terminal Download PDFInfo
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- CN221262713U CN221262713U CN202323181927.3U CN202323181927U CN221262713U CN 221262713 U CN221262713 U CN 221262713U CN 202323181927 U CN202323181927 U CN 202323181927U CN 221262713 U CN221262713 U CN 221262713U
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- voltage terminal
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- welded high
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- 238000003466 welding Methods 0.000 title claims abstract description 40
- 238000005253 cladding Methods 0.000 claims abstract description 14
- 238000005452 bending Methods 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The utility model provides an ultrasonic welding high-voltage terminal, which comprises: a plug-in portion including an elastic contact member, the interior of which forms a plug-in cavity; the welding part is arranged at the tail part of the inserting part, is a rectangular sheet and is integrally formed with the inserting part; and the cladding part is arranged outside the plug-in cavity and completely wraps the plug-in cavity. The integrated splicing part and the welding part are matched with ultrasonic welding to connect the cable with the terminal, so that the functions of reducing current, reducing resistance by the parts and optimizing the welding mode are realized, and the problems of resistance increase and the like caused by the fact that the current passes through the parts more and the welding mode is improper are solved.
Description
Technical Field
The utility model relates to the technical field of wiring terminals, in particular to an ultrasonic welding high-voltage terminal.
Background
The ultrasonic welding is to weld the wire harness by utilizing ultrasonic wave, high-frequency electric energy is converted into mechanical vibration energy through a transducer to act on the wire harness, and a certain pressure is applied by a wire harness welding device while the wire harness is jointed, so that the wire harness welding is completed, and the mode is fast in joint, low in energy consumption and high in joint strength; the terminal is a part for connecting the storage battery with an external conductor, in electroengineering, the terminal is a multi-finger wiring terminal and mainly used for transmitting electric signals or conducting electricity, along with the popularization of new energy automobiles, the battery technology is continuously developed, and a plurality of electric vehicles adopting 800V high-voltage charge and discharge platforms are already on the market at present, and the vehicles have higher requirements on the electric conductivity of the terminal.
Chinese patent CN115764372a discloses a high-voltage composite terminal which is integrally formed by stamping and has good heat dissipation and a forming process. The technical scheme adopted comprises the following steps: the conductive strip type female terminal is formed by integrally stamping a conductive strip, and comprises a conductive strip welding part and a square opening plug bush part integrally stamped and formed at the front end of the conductive strip welding part, wherein a square socket for inserting the conductive strip type male terminal is arranged at the front end of the square opening plug bush part, and a first rear end plate is integrally stamped and formed at the rear end of the square opening plug bush part; the electric conduction inner core is arranged in the square opening plug bush part of the electric conduction row type female terminal and comprises an upper contact piece and a lower contact piece which are in wave shapes, the upper contact piece is attached to the upper wall of the square opening plug bush part, the lower contact piece is attached to the lower wall of the square opening plug bush part, the rear ends of the upper contact piece and the lower contact piece are connected through a second rear end plate which is integrally formed through stamping, and the second rear end plate is welded to the first rear end plate.
However, the technical scheme has the following problems that firstly, the conductive inner core is not integrated with the rear welding part, and the current can be transmitted through the plug bush part, so that the number of parts through which the current passes is increased, and the resistance in the transmission process is increased; secondly, the welding mode is unspecified, and if an improper welding mode is used, the resistance of a welding part is increased, and the current transmission is affected.
Disclosure of utility model
The utility model aims at overcoming the defects of the prior art, and provides an ultrasonic welding high-voltage terminal, which is characterized in that an integrally formed plug-in part and a welding part are matched with ultrasonic welding to connect a cable with the terminal, so that the functions of reducing current passing through parts and optimizing welding modes to reduce resistance are realized, and the problems of increased resistance and the like caused by the fact that the current passing through parts are more and the welding modes are improper are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an ultrasonically welded high voltage terminal comprising:
A plug-in portion including an elastic contact member, the interior of which forms a plug-in cavity;
the welding part is arranged at the tail part of the inserting part, is a rectangular sheet and is integrally formed with the inserting part; and
And the cladding part is arranged outside the plug-in cavity and completely wraps the plug-in cavity.
Preferably, the front end of the elastic contact component is provided with a rectangular socket, and the upper surface and the lower surface of the elastic contact component are provided with a plurality of elastic pieces protruding inwards.
Preferably, the elastic contact component is formed by bending a plurality of elastic sheets which are linearly arranged.
Preferably, the wrapping portion is formed by bending a sheet, and a welding position is provided on a butt edge after bending.
Preferably, the shape of the cladding part is matched with the outer wall of the elastic contact part, and the front end of the cladding part is provided with a plurality of inwards bent limiting parts.
Preferably, the limiting portion is disposed corresponding to the spring.
Preferably, a distance D between the limiting parts provided on the upper and lower surfaces of the wrapping portion is smaller than a width D of the rectangular socket.
Preferably, two sides of the tail of the plug-in part are bent upwards to form a clamping groove.
Preferably, the tail of the cladding part is provided with a clamping part matched with the clamping groove, the clamping part and the clamping groove have the same width, and the cladding part is fixed outside the inserting part by inwards bending.
Preferably, the upper and lower surfaces of the cladding portion are provided with positioning pieces.
The utility model has the beneficial effects that:
(1) According to the utility model, the plugging part and the welding part are integrally formed and arranged, and the cable and the welding part are connected in an ultrasonic welding mode, so that the cable is fixed more firmly, and in normal operation, the terminal can enable current to be directly transmitted from the plugging cavity to the cable welded at the rear welding part, so that the passing parts are reduced, the resistance of the terminal is reduced, and the current transmission efficiency is improved.
(2) According to the utility model, the inwards bent limiting part is arranged on the coating part, and the opening D of the limiting part is smaller than the width D of the rectangular socket, so that the plug-in part can be protected, the plug-in part is prevented from being damaged due to improper plug-in connection, and the durability of the terminal is improved.
(3) According to the utility model, the cladding part is arranged outside the plugging part, so that the fixing strength and the clamping stability of the plugging part are improved, and the service performance of the terminal is improved.
In conclusion, the utility model has the advantages of small resistance, good durability, good performance and the like.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the plugging portion and the welding portion of the present utility model;
FIG. 3 is a schematic diagram of the front view structure of the present utility model;
FIG. 4 is a schematic cross-sectional view of the structure of FIG. 4 at A-A in accordance with the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Example 1
As shown in fig. 1 to 4, the present embodiment provides an ultrasonic-welded high-voltage terminal including:
The plug section 10 comprises an elastic contact member 11, the interior of which forms a plug cavity 12;
The welding part 2 is arranged at the tail part of the plug-in part 1, and the welding part 2 is a rectangular sheet and is integrally formed with the plug-in part 1; and
And the cladding part 3 is arranged outside the plug cavity 12 and completely wraps the plug cavity 12. By arranging the coating part 3 outside the plugging part 1, the fixing strength and the clamping stability of the plugging part 1 are improved, and the service performance of the terminal is improved.
According to the utility model, the plug-in part 1 and the welding part 2 are integrally formed and arranged, and the cable and the welding part 2 are connected in an ultrasonic welding mode, so that the cable is fixed more firmly, and in normal operation, the terminal can enable current to be directly transmitted from the plug-in cavity 12 to the cable welded at the rear welding part 2, so that the passing parts are reduced, the resistance of the terminal is reduced, and the current transmission efficiency is improved.
As shown in fig. 2, the front end of the elastic contact member 11 is provided with a rectangular socket 13, and both the upper and lower surfaces thereof are provided with a plurality of elastic pieces 14 protruding inwards.
The elastic contact part 11 is formed by bending a plurality of elastic sheets 14 which are linearly arranged.
As shown in fig. 1, the wrapping portion 3 is formed by bending a sheet, and a butt edge after bending is provided with a welding position 31, where the wrapping portion 3 after bending is fixed by laser spot welding.
As shown in fig. 1, the outer shape of the wrapping portion 3 is adapted to the outer wall of the elastic contact member 11, and a plurality of limiting portions 32 bent inward are provided at the front end thereof.
As shown in fig. 3, the limiting portion 32 is disposed corresponding to the elastic sheet 14.
The distance D between the limiting parts 32 on the upper and lower surfaces of the wrapping part 3 is smaller than the width D of the rectangular socket 13. The limiting part which is bent inwards is arranged on the coating part, and the opening D of the limiting part is smaller than the width D of the rectangular socket, so that the plug-in part can be protected, the plug-in part is prevented from being damaged due to improper plug-in connection, and the durability of the terminal is improved.
As shown in fig. 1 and 2, two sides of the tail of the plugging portion 1 are bent upwards to form a clamping groove 15.
The tail of the cladding part 3 is provided with a clamping part 33 matched with the clamping groove 15, the clamping part 33 and the clamping groove 15 have the same width, and the cladding part 3 is fixed outside the plug-in part 1 by inwards bending.
As shown in fig. 1 and 4, the upper and lower surfaces of the cover portion 3 are provided with positioning pieces 34, and the positioning pieces 34 are used for being connected with the buckles in the terminal socket housing.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. An ultrasonic welded high voltage terminal comprising:
A plug-in portion including an elastic contact member, the interior of which forms a plug-in cavity;
the welding part is arranged at the tail part of the inserting part, is a rectangular sheet and is integrally formed with the inserting part; and
And the cladding part is arranged outside the plug-in cavity and completely wraps the plug-in cavity.
2. The ultrasonic welded high-voltage terminal according to claim 1, wherein the front end of the elastic contact member is provided with a rectangular socket, and the upper and lower surfaces of the elastic contact member are provided with a plurality of elastic pieces protruding inwards.
3. An ultrasonic welded high voltage terminal according to claim 2, wherein said elastic contact member is formed by bending a plurality of said elastic pieces arranged linearly.
4. An ultrasonic welded high voltage terminal according to claim 3, wherein the cover sheet is folded, and the folded butt edge is provided with a welding position.
5. The ultrasonic-welded high-voltage terminal according to claim 4, wherein the outer shape of the coating portion is adapted to the outer wall of the elastic contact member, and the front end thereof is provided with a plurality of inwardly bent stopper portions.
6. The ultrasonic-welded high-voltage terminal according to claim 5, wherein the stopper portion is provided corresponding to the elastic piece.
7. The ultrasonic-welded high-voltage terminal according to claim 6, wherein a distance D between the stopper portions provided on the upper and lower surfaces of the covering portion is smaller than a width D of the rectangular socket.
8. The ultrasonic welded high voltage terminal according to claim 1, wherein both sides of the tail portion of the insertion portion are bent upward to form the engagement groove.
9. The ultrasonic-welded high-voltage terminal according to claim 8, wherein the tail of the cladding portion is provided with a clamping portion matched with the clamping groove, the clamping portion and the clamping groove have the same width, and the cladding portion is fixed on the inserting portion by inwards bending.
10. An ultrasonically welded high voltage terminal according to any one of claims 1 to 9 wherein said cover portion has tabs on both upper and lower sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323181927.3U CN221262713U (en) | 2023-11-24 | 2023-11-24 | Ultrasonic welding's high-voltage terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323181927.3U CN221262713U (en) | 2023-11-24 | 2023-11-24 | Ultrasonic welding's high-voltage terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221262713U true CN221262713U (en) | 2024-07-02 |
Family
ID=91655298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323181927.3U Active CN221262713U (en) | 2023-11-24 | 2023-11-24 | Ultrasonic welding's high-voltage terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221262713U (en) |
-
2023
- 2023-11-24 CN CN202323181927.3U patent/CN221262713U/en active Active
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