A piercing type high current connector structure

Abstract

The present application belongs to the technical field of connector, and particularly relates to a piercing type large current connector structure, which comprises an insulating main body, a first plastic main body, a second plastic main body, an upper row of terminals and a lower row of terminals. The two ends of the upper row of terminals and the two ends of the lower row of terminals are respectively provided with piercing parts and contact parts. The piercing part is provided with a wire clamping groove, and the opening of the wire clamping groove is provided with a piercing blade. The first plastic main body and the second plastic main body are respectively provided with a plurality of upper row of terminals and a plurality of lower row of terminals. The present application is designed ingeniously, and a gap is formed between the upper row of terminals and the lower row of terminals, which is used for inserting external equipment for connection. When the present application is processed, only the wire rod needs to be pressed into the wire clamping groove. At the same time, the piercing blade will pierce the insulating layer of the wire rod. After piercing, the upper row of terminals or the lower row of terminals contact the conductor part of the wire rod. The processing steps are less, and automatic processing can be realized.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of connector, and particularly relates to a piercing type large-current connector structure. BACKGROUND

[0002] The connector is a kind of component that electronic engineering technicians often contact. Its function is to build a bridge between the blocked part in the circuit or the isolated circuit, so as to make the current flow and make the circuit realize the predetermined function.

[0003] The existing large-current connector is connected with the wire in a manual welding or riveting mode. In this connection mode, the insulation covering of the wire must be removed first, and even after the insulation covering is removed, the wire must be pre-tinned, and then the welding or riveting connection is performed. The processing steps are complicated and very inconvenient. SUMMARY

[0004] The present application provides a piercing type large-current connector structure to solve the problems in the prior art. When the wire is pressed into the wire clamping groove, the piercing blade pierces the insulation layer of the wire, so that the upper row of terminals or the lower row of terminals contact the wire conductor. The processing steps are less, convenient and fast.

[0005] In order to solve the above technical problems, the present application adopts the following technical scheme:

[0006] A piercing type large-current connector structure, comprising an insulating main body, a first plastic main body, a second plastic main body, an upper row of terminals and a lower row of terminals, both ends of the upper row of terminals and both ends of the lower row of terminals are respectively provided with a piercing part and a contact part, a wire clamping groove is formed on the piercing part, the wire clamping groove penetrates the top of the piercing part, a piercing blade is arranged at the opening of the wire clamping groove, a plurality of upper row of terminals and a plurality of lower row of terminals are respectively arranged on the first plastic main body and the second plastic main body, a through groove is arranged on the insulating main body, and the first plastic main body and the second plastic main body are connected with the inner wall of the through groove.

[0007] Among them, the upper row of terminals and the lower row of terminals each include a first elastic sheet and a second elastic sheet, the first elastic sheet and the second elastic sheet are fixed together, and the first elastic sheet and the second elastic sheet are provided with the piercing part.

[0008] Among them, the contact part includes a first contact part and a second contact part, the front end of the first elastic sheet is protruded to form the first contact part, a first contact groove is formed in the middle part of the first contact part, the front end of the second elastic sheet is protruded to form the second contact part, and the second contact part is inserted into the first contact groove.

[0009] Among them, the second contact part is formed by tearing outwardly through the second elastic sheet.

[0010] The outer wall of the first plastic body and the outer wall of the second plastic body are provided with first protrusions, the inner wall of the through slot is provided with first clamping grooves, the first protrusions are correspondingly arranged with the first clamping grooves, and the first protrusions are clamped with the first clamping grooves.

[0011] The inner wall of the through slot is provided with a plurality of partition blocks at the upper end and the lower end, and the plurality of partition blocks separate the through slot into a plurality of terminal accommodation spaces.

[0012] The insulating body is provided with a plurality of heat dissipation grooves penetrating therethrough, and the heat dissipation grooves are correspondingly arranged with the terminal accommodation spaces.

[0013] The puncture type large current connector structure further comprises a first tail cover, the first tail cover abuts against the first plastic body and the second plastic body, the first tail cover is provided with fixing holes, and the upper row of terminals and the lower row of terminals are arranged in the fixing holes one by one.

[0014] The middle part of the first tail cover is provided with a stop block, the stop block is located between the upper row of terminals and the lower row of terminals, the puncture part extends from the top of the fixing hole, and the two sides of the stop block are provided with a plurality of grooves, and the grooves are correspondingly arranged with the puncture parts.

[0015] The puncture type large current connector structure further comprises a second tail cover, a plurality of first half holes are arranged at the top edge of the first tail cover, the first half holes are correspondingly arranged with the wire clamping grooves, a plurality of second half holes are arranged at the bottom edge of the second tail cover, the second half holes are correspondingly arranged with the first half holes, and the second tail cover is detachably connected with the insulating body.

[0016] The beneficial effects of the present application are as follows: the structure of the present application is novel and ingenious, a gap is formed between the upper row of terminals and the lower row of terminals, the gap is used for inserting and connecting external equipment, when the practical new processing is carried out, only the wire rod needs to be pressed into the wire clamping groove, the insulation layer of the wire rod will be punctured by the puncture blade at the same time, the upper row of terminals or the lower row of terminals directly contact the conductor part of the wire rod after puncturing, the processing steps are few, convenient and fast, and automatic processing can be realized. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The structure of the present application is shown in the figure.

[0018] Figure 2 The structure of the present application is shown in the figure.

[0019] Figure 3 The structure of the upper row of terminals and the lower row of terminals of the present application is shown in the figure.

[0020] Figure 4 This is a schematic diagram of the structure of the insulating body of the present invention.

[0021] The reference numerals in the attached drawings are as follows: 1. Insulating body, 2. First plastic body, 3. Second plastic body, 4. Upper row of terminals, 5. Lower row of terminals, 6. Puncture portion, 7. Contact portion, 8. Wire clamping groove, 9. Puncture blade, 10. Through groove, 11. First spring, 12. Second spring, 13. First contact portion, 14. Second contact portion, 15. First contact groove, 16. First protrusion, 17. First snap-fit ​​groove, 18. Spacer, 19. Terminal accommodating space, 20. Heat dissipation groove, 21. First tail cap, 22. Fixing hole, 23. Stop block, 24. Groove, 25. Second tail cap, 26. First half hole, 27. Second half hole, 28. Second protrusion, 29. Second snap-fit ​​groove, 100. Wire. Detailed Implementation

[0022] To facilitate understanding by those skilled in the art, the present invention will be further described below with reference to embodiments and accompanying drawings. The content mentioned in the embodiments is not intended to limit the present invention. The present invention will be described in detail below with reference to the accompanying drawings.

[0023] A piercing high-current connector structure, such as Figures 1-4 As shown, the device includes an insulating body 1, a first plastic body 2, a second plastic body 3, an upper row of terminals 4, and a lower row of terminals 5. Both ends of the upper row of terminals 4 and both ends of the lower row of terminals 5 are respectively provided with piercing portions 6 and contact portions 7. A wire clamping groove 8 is formed on the piercing portion 6, penetrating the top of the piercing portion 6. A piercing blade 9 is provided at the opening of the wire clamping groove 8. Multiple upper row of terminals 4 and multiple lower row of terminals 5 are respectively threaded through the first plastic body 2 and the second plastic body 3. A through groove 10 is provided on the insulating body 1, and both the first plastic body 2 and the second plastic body 3 are connected to the inner wall of the through groove 10. Specifically, a gap is formed between the upper row of terminals 4 and the lower row of terminals 5, which allows external devices to be inserted and connected. In the process of this invention, the wire 100 only needs to be pressed into the wire clamping groove 8. At the same time as the wire 100 is pressed into the wire clamping groove 8, the piercing blade 9 will pierce the insulation layer of the wire 100. After piercing, the upper row of terminals 4 or the lower row of terminals 5 directly contact the conductor part of the wire 100. The processing steps are few, convenient and quick, and can realize automated processing.

[0024] The piercing type large current connector structure described in the example, the upper row of terminals 4 and the lower row of terminals 5 each include a first elastic sheet 11 and a second elastic sheet 12, the first elastic sheet 11 and the second elastic sheet 12 are fixed together in a superimposed manner, and the first elastic sheet 11 and the second elastic sheet 12 are each provided with the piercing portion 6. Specifically, because the large current connector has a large current, the first elastic sheet 11 and the second elastic sheet 12 are arranged in a parallel structure to play a shunt role, and compared with a connector provided with only one elastic sheet, the current carrying effect can be doubled.

[0025] Further, the first elastic sheet 11 and the second elastic sheet 12 are superimposed together to form the first plastic body 2 and the second plastic body 3 by using an in-mold injection process.

[0026] The piercing type large current connector structure described in the example, the contact portion 7 includes a first contact portion 13 and a second contact portion 14, the front end of the first elastic sheet 11 is protruded to form the first contact portion 13, a first contact groove 15 is formed in the middle part of the first contact portion 13, the front end of the second elastic sheet 12 is protruded in the middle part to form the second contact portion 14, and the second contact portion 14 is inserted into the first contact groove 15. Specifically, the above arrangement makes the first elastic sheet 11 and the second elastic sheet 12 each have an independent contact point and an independent wire clamping groove 8, and at the same time, the second contact portion 14 is arranged to be inserted into the first contact groove 15, so that the structure has strong stability.

[0027] The piercing type large current connector structure described in the example, the second contact portion 14 is formed by tearing outwardly through the second elastic sheet 12. Specifically, the above arrangement makes the second contact portion 14 have a certain elasticity when connected, thereby ensuring the stability during connection.

[0028] The piercing type large current connector structure described in the example, the outer wall of the first plastic body 2 and the outer wall of the second plastic body 3 are each provided with a first protrusion 16, the inner wall of the through groove 10 is provided with a first clamping groove 17, the first clamping groove 17 is arranged in correspondence with the first protrusion 16, and the first protrusion 16 is clamped with the first clamping groove 17. Specifically, the above arrangement has a simple structure and strong stability, and when the first plastic body 2 and the second plastic body 3 need to be withdrawn, the clamping block can be pressed to generate shrinkage.

[0029] The piercing type large current connector structure described in the example, the inner wall of the through groove 10 is provided with a plurality of partition blocks 18 at the upper and lower ends, and the plurality of partition blocks 18 separate the through groove 10 into a plurality of terminal containing spaces 19. Specifically, the above arrangement can effectively prevent some small conductive foreign matters from entering the product socket, so that the phenomenon of mutual lapping between adjacent upper row of terminals 4 or between adjacent lower row of terminals 5 does not occur.

[0030] The piercing type large current connector structure described in this example is provided with a plurality of heat dissipation grooves 20 through the insulating body 1, and the heat dissipation grooves 20 are arranged one by one corresponding to the terminal containing spaces 19.

[0031] The piercing type large current connector structure described in this example further comprises a first tail cover 21, which abuts against the first plastic body 2 and the second plastic body 3, and is provided with fixing holes 22, and the upper row of terminals 4 and the lower row of terminals 5 are arranged one by one in the fixing holes 22. Specifically, the first tail cover 21 further fixes the positions of the upper row of terminals 4 and the lower row of terminals 5.

[0032] The piercing type large current connector structure described in this example is provided with a plurality of heat dissipation grooves 20 through the insulating body 1, and the heat dissipation grooves 20 are arranged one by one corresponding to the terminal containing spaces 19.

[0033] The piercing type large current connector structure described in this example further comprises a second tail cover 25, the top edge of the first tail cover 21 is provided with a plurality of first half holes 26, which are arranged one by one corresponding to the wire clamping grooves 8, the bottom edge of the second tail cover 25 is provided with a plurality of second half holes 27, which correspond to the first half holes 26, and the second tail cover 25 is detachably connected with the insulating body 1. Specifically, the second tail cover 25 is detachably connected with the insulating body 1, the first half holes 26 and the second half holes 27 form a complete hole position, the wire 100 is arranged in the hole position, the first tail cover 21 and the second tail cover 25 clamp the wire 100, and the above arrangement can effectively fix the wire 100.

[0034] Further, the outer wall of the insulating body 1 is provided with a plurality of second protrusions 28, the second tail cover 25 is provided with a plurality of second clamping grooves 29, the second protrusions 28 and the second clamping grooves 29 are arranged one by one corresponding to each other, and the second protrusions 28 and the second clamping grooves 29 are clamped.

[0035] The above merely describes the preferred embodiments of the present application, and is not intended to limit the present application in any form. Although the present application is disclosed with the preferred embodiments as above, it is not intended to limit the present application. Any person skilled in the art, without departing from the technical solution of the present application, can make some changes or modifications to the above disclosed technical content to obtain equivalent embodiments with equivalent changes. Any simple modification, equivalent change and modification made to the above embodiments according to the present application are within the scope of the technical solution of the present application.

Claims

1. A pierceable high current connector structure, characterized by: The piercing type large current connector structure comprises an insulating body, a first plastic body, a second plastic body, an upper row of terminals and a lower row of terminals, both ends of the upper row of terminals and both ends of the lower row of terminals are respectively provided with a piercing part and a contact part, a wire clamping groove is formed on the piercing part, the wire clamping groove penetrates the top of the piercing part, a piercing blade is arranged at the opening of the wire clamping groove, a plurality of upper row of terminals and a plurality of lower row of terminals are respectively arranged on the first plastic body and the second plastic body, a through groove is arranged on the insulating body, and the first plastic body and the second plastic body are connected with the inner wall of the through groove. A gap is formed between the upper row of terminals and the lower row of terminals, which is used for external equipment insertion connection. During processing, the wire is pressed into the wire clamping groove, and at the same time, the piercing blade will pierce the insulating layer of the wire. After piercing, the upper row of terminals or the lower row of terminals directly contact the conductor part of the wire. The upper row of terminals and the lower row of terminals each comprise a first elastic sheet and a second elastic sheet, the first elastic sheet and the second elastic sheet are fixed together, and the first elastic sheet and the second elastic sheet are provided with the piercing part. The first elastic sheet and the second elastic sheet are overlapped together to form the first plastic body and the second plastic body by using the in-mold injection process. The contact part comprises a first contact part and a second contact part, the front end of the first elastic sheet is protruded to form the first contact part, a first contact groove is formed in the middle part of the first contact part, the front end of the second elastic sheet is protruded in the middle part to form the second contact part, and the second contact part is inserted into the first contact groove. The second contact part is torn outwardly by the second elastic sheet; The piercing type large current connector structure further comprises a first tail cover, the first tail cover abuts against the first plastic body and the second plastic body, a fixing hole is arranged on the first tail cover, and the upper row of terminals and the lower row of terminals are arranged in the fixing hole one by one; the first tail cover further fixes the positions of the upper row of terminals and the lower row of terminals. A stop block is arranged in the middle part of the first tail cover, the stop block is located between the upper row of terminals and the lower row of terminals, the piercing part is protruded from the top of the fixing hole, and a plurality of grooves are arranged on both sides of the stop block, the grooves are arranged corresponding to the piercing parts one by one. The piercing type large current connector structure further comprises a second tail cover, a plurality of first half holes are arranged on the top edge of the first tail cover, the first half holes are arranged corresponding to the wire clamping grooves one by one, a plurality of second half holes are arranged on the bottom edge of the second tail cover, the second half holes are arranged corresponding to the first half holes, and the second tail cover is detachably connected with the insulating body; the first half hole and the second half hole form a complete hole position, the wire is arranged in the hole position, and the first tail cover and the second tail cover clamp the wire.

2. The piercing high current connector structure of claim 1, wherein: First protrusions are arranged on the outer walls of the first plastic body and the second plastic body, first clamping grooves are arranged on the inner wall of the through groove, the first clamping grooves are arranged corresponding to the first protrusions, and the first protrusions are clamped with the first clamping grooves.

3. The piercing high current connector structure of claim 1, wherein: The inner wall of the through slot is provided with a plurality of partition blocks at the upper and lower ends, and the plurality of partition blocks separate the through slot into a plurality of terminal accommodation spaces.

4. The piercing type high current connector structure of claim 3, wherein: The insulating body is provided with a plurality of heat dissipation grooves penetrating therethrough, and the heat dissipation grooves are arranged one by one corresponding to the terminal accommodation spaces.

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