CN212323223U - Charging gun seat terminal and wire pressing part - Google Patents

Abstract

The utility model discloses a rifle seat terminal and line ball portion charge belongs to new forms of energy electric automobile technical field. Including the first crimping district and the second crimping district that connect gradually, first crimping district crimping is in the conductor outside of the wire of peeling off the insulating skin, second crimping district crimping is in the insulating skin outside of wire. The problem of complex assembly exists when the line ball is buckled or the split collet is used for the wire line ball of the rifle seat that charges to the line ball, and it can cancel independent line ball and detain or the split collet structure for the assembly process is simplified, through connect in line ball portion on the rifle seat terminal that charges can make the conductor and the insulating skin of wire with rifle seat terminal in close contact with charges, is difficult for droing.

Description

Charging gun seat terminal and wire pressing part

Technical Field

The utility model relates to a new forms of energy electric automobile technical field, concretely relates to rifle seat terminal and line ball portion charge.

Background

New forms of energy electric automobile charges and relies on rifle and the socket that charges, the rifle seat that charges for short. The charging gun seat comprises a terminal and a lead, and the insulating sheath of the lead needs to be fixed through an independent wire pressing buckle or a wire locking clamp, so that the insulating sheath of the lead is prevented from being loosened from the metal conductor. However, the wire pressing buckle or the wire locking clamp is often composed of one or more parts, fasteners such as screws and nuts need to be added, the cost is high, and the charging gun base with the wire pressing buckle or the wire locking clamp is not compact in structure and is complex to assemble.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

When detaining or the split line presss from both sides the wire line that is used for charging the stack to the line ball, there is the loaded down with trivial details technical problem of assembly, the utility model provides a stack terminal and the line ball portion of charging can cancel independent line ball and detain or the split line presss from both sides the structure for assembly process simplifies, through connect in line ball portion on the stack terminal of charging can make the conductor and the insulating skin of wire with the stack terminal in close contact with of charging is difficult for droing.

2. Technical scheme

In order to solve the above problem, the utility model provides a technical scheme does:

the wire pressing part comprises a first pressing area and a second pressing area which are sequentially connected, wherein the first pressing area is pressed outside a conductor of a wire with an insulation skin stripped, and the second pressing area is pressed outside the insulation skin of the wire.

The first crimping zone crimps the conductor so that the conductor is connected to a contact point for passing current, fully encompassing the contact, providing good electrical conductivity, and providing a retention force for the wire to prevent the wire from being pulled out during use. The second crimping area is crimped with the insulation skin on the lead to provide holding power for the insulation skin, so that the insulation skin is prevented from loosening and exposing the conductor.

Optionally, a transition zone is further included, the transition zone connecting the first crimping zone and the second crimping zone.

Optionally, the first crimp zone inner diameter is smaller than the second crimp zone inner diameter.

Optionally, the transition region is at a fixed angle to the direction of wire extension, the angle being in the range of 10 ° to 60 °.

Optionally, the inner diameter of the first crimping zone is matched with the outer diameter of the conductor of the lead so as to facilitate crimping; the inner diameter of the second crimping area is matched with the outer diameter of the wire containing the insulating sheath, so that crimping is facilitated.

Optionally, the first crimping zone and the second crimping zone are polygonal in crimping with the conductor and the insulating sheath.

Optionally, the conductor cross-sectional area of the wire is in the range of 2.5mm²-70mm²。

Optionally, a terminal body and a wire pressing portion as described in any one of the above connected to the terminal body are included.

Optionally, the terminal main body and the crimping portion are in an integrally molded structure or welded connection.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the embodiment of the utility model provides an in a rifle seat terminal charges, line ball portion is integrated in the terminal main part, can practice thrift the material cost.

(2) The embodiment of the utility model provides an in one kind to charge the stack terminal, line ball portion integration makes the stack compact structure that charges on the terminal main part, is applicable to the limited installation occasion in space.

(3) The embodiment of the utility model provides an in one kind to charge rifle seat terminal, line ball portion integration can replace independent line ball to detain or the lock wire clamp in the terminal main part, makes the rifle seat simple structure that charges, easily makes.

Drawings

Fig. 1 is a schematic view of a charging gun seat terminal main body and a wire according to an embodiment of the present invention;

fig. 2 is an enlarged view of a line pressing portion of a charging gun seat terminal provided in an embodiment of the present invention.

The reference numerals in the schematic drawings illustrate:

1. a terminal main body; 2. a wire pressing part; 3. a conductor; 4. an insulating skin; 21. a first crimping region; 22. a transition zone; 23. a second crimping zone.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings 1-2.

Example 1

With reference to fig. 1-2, a wire crimping portion of the present embodiment includes a first crimping region 21 and a second crimping region 23 connected in sequence, wherein the first crimping region 21 is crimped outside a conductor 3 of a wire with an insulating sheath 4 peeled off, and the second crimping region 23 is crimped outside the insulating sheath 4 of the wire. The first crimping zone 21 crimps the conductor 3 so that the conductor 3 is connected to a contact point for passing current, fully encompassing the contact, conducting well, and providing a holding force for the wire to prevent the wire from being pulled out during use. The second crimping zone 23 crimps the insulation sheath 4 over the conductor to provide a retention force for the insulation sheath 4 to prevent the insulation sheath 4 from coming loose and exposing the conductor 3.

Example 2

With reference to fig. 1-2, compared with the solution of embodiment 1, the crimping portion of the present embodiment further includes a transition region 22, where the transition region 22 connects the first crimping region 21 and the second crimping region 23. The first crimping area 21, the second crimping area 23 and the transition area 22 are integrally formed, the first crimping area 21 and the second crimping area 23 are different in the portion for crimping the wire, so that the inner diameters of the first crimping area 21 and the second crimping area 23 are different, the inner diameter of the joint of the first crimping area 21 and the second crimping area 23 is changed in a stepped mode, and the transition area 22 connects the first crimping area 21 and the second crimping area 23, so that the inner diameters can be changed in a slow transition mode.

Example 3

With reference to fig. 1-2, in a crimping portion of the present embodiment, compared with the technical solution of embodiment 1 or 2, the inner diameter of the first crimping zone 21 is smaller than the inner diameter of the second crimping zone 23. The outer diameter of the wire at the portion where the insulating sheath 4 is wrapped is larger than the outer diameter of the wire conductor 3, so that the inner diameter of the first crimping region 21 of the crimped conductor 3 is smaller than the inner diameter of the second crimping region 23 at the portion where the insulating sheath 4 is crimped.

Example 4

With reference to fig. 1-2, compared with any of the embodiments 1-3, in the crimping portion of this embodiment, the transition region 22 forms a fixed angle a with the extending direction of the conductive wire, and the angle a ranges from 10 ° to 60 °. The wire internal diameter of parcel insulating skin 4 department is greater than the internal diameter of wire conductor 3, and transition district 22 is the region of connecting first crimping district 21 and second crimping district 23, and transition district 22 is certain angle with the wire extending direction and is favorable to making first crimping district 21 to the bigger second crimping district 23 transition of internal diameter. An angle a of 10 °, 45 ° or 60 ° can accommodate a stepwise increase in the inner diameter of the first crimp zone 21 to the second crimp zone 23.

Example 5

With reference to fig. 1-2, in the crimping portion of the present embodiment, compared with any one of the technical solutions of embodiments 1-4, the inner diameter of the first crimping zone 21 is matched with the outer diameter of the conductor 3 of the wire, so as to facilitate crimping; the inner diameter of the second crimping zone 23 is matched with the outer diameter of the wire containing the insulating sheath 4 to facilitate crimping. The first crimping zone 21 crimps the conductor 3 such that the conductor 3 is connected to a contact point for current transfer. The second crimping zone 23 crimps the insulation sheath 4 over the conductor to provide a retention force for the insulation sheath 4 to prevent the insulation sheath 4 from coming loose and exposing the conductor 3. The conductor 3 at one end of the lead is not covered by the insulating sheath 4, and the conductor 3 is connected to a contact point of current to transmit the current by crimping the crimping part 2.

Example 6

With reference to fig. 1-2, in a crimping part according to this embodiment, compared with any of the embodiments 1-5, the first crimping zone 21 and the second crimping zone 23 are both in polygonal crimping with the conductor 3 and the insulating sheath 4. The pressing part 2 and one end of the lead are in polygonal crimping, the pressing part 2 can be pressed simultaneously in multiple surfaces in the polygonal crimping, so that the pressing part 2 can be tightened simultaneously in multiple surfaces, the same pressing force can be applied simultaneously in multiple surface directions, and the crimping reliability is high.

Example 7

With reference to fig. 1-2, compared with any of embodiments 1-6, the cross-sectional area of the conductor 3 of the conductive wire in the embodiment is 2.5mm²-70mm². Because the conductor 3 of the wire is wound by a plurality of metal wires, the thickness of each metal wire may be different when being manufactured, the tightness of the wire formed by winding the plurality of metal wires is different, and the cross section area of the conductor 3 of the wire is changed within a certain range. Although the conductor 3 of the wire has a cross-sectional area of 2.5mm²、6mm²、25mm²、50mm²Or 70mm²However, the wires at different inner diameters are connected to the wire pressing portion 2 by polygonal crimping.

Example 8

With reference to fig. 1-2, the charging gun rest terminal of the present embodiment, compared with any one of embodiments 1-7, includes a terminal body 1 and a wire pressing portion connected to the terminal body 1 as described in any one of embodiments 1-7. The terminal body 1 may be a charging gun mount terminal as shown in fig. 1, or may be another type of terminal. The crimping portion 2 is applicable not only to a charging gun mount terminal but also to other types of terminals, and acts together to transmit current.

Example 9

With reference to fig. 1-2, compared with any one of the technical solutions of embodiments 1-8, the charging gun seat terminal of the present embodiment has a terminal body 1 and a wire pressing portion 2 that are integrally formed or welded. The terminal body 1 and the wire pressing portion 2 are integrally formed, so that the terminal body 1 and the wire pressing portion 2 can be firmly connected. The terminal body 1 and the wire pressing portion 2 can be connected together by welding, and the connection is firm. The crimping part 2 is integrated on the terminal body 1, and can replace an independent crimping buckle or a wire locking clamp, so that the charging gun base is simple in structure and easy to manufacture.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (9)

1. The wire pressing part is characterized by comprising a first pressing connection area and a second pressing connection area which are connected in sequence, wherein the first pressing connection area is pressed on the outer side of a conductor of a wire with an insulation skin stripped, and the second pressing connection area is pressed on the outer side of the insulation skin of the wire.

2. The crimp portion of claim 1, further comprising a transition region connecting the first crimp region and the second crimp region.

3. The crimping section according to claim 1, wherein the first crimping zone inner diameter is smaller than the second crimping zone inner diameter.

4. A crimping section according to claim 2, characterised in that the transition region is at a fixed angle to the direction of extension of the conductor, said angle being in the range 10 ° to 60 °.

5. The crimping section as claimed in claim 1, wherein the first crimping zone has an inner diameter sized to match an outer diameter of a conductor of a wire to facilitate crimping; the inner diameter of the second crimping area is matched with the outer diameter of the wire containing the insulating sheath, so that crimping is facilitated.

6. The crimping section according to claim 1, wherein the first and second crimping regions are each polygonal crimped with the conductor and the insulation sheath.

7. A wire crimping section as claimed in claim 1 or 6,wherein the conductor cross-sectional area of the wire is in the range of 2.5mm²-70mm²。

8. A charging gun base terminal comprising a terminal body and a wire pressing portion according to any one of claims 1 to 7 connected to the terminal body.

9. The charging gun platform terminal according to claim 8, wherein the terminal body and the crimping portion are integrally formed or welded.

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