CN213546611U

CN213546611U - Special-shaped terminal

Info

Publication number: CN213546611U
Application number: CN202022939788.6U
Authority: CN
Inventors: 赵世志
Original assignee: Weifeng Electronic Guangdong Co ltd
Current assignee: Weifeng Electronic Guangdong Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-06-25
Anticipated expiration: 2030-12-09

Abstract

The utility model belongs to the technical field of the connector technique and specifically relates to indicate a special-shaped terminal, including terminal head, supporting part, spring part and the needle point portion that connects gradually, the terminal head is used for the outside part of centre gripping, the needle point portion is used for being fixed in outside PCB board, the supporting part is used for supporting the terminal head, the spring part has elasticity. The utility model provides a pair of special-shaped terminal has elastic spring portion through increasing the setting, can absorb the pressure that vibrations produced by spring portion when producing vibrations to reduce the pressure that special-shaped terminal received, reduce the possibility of damage.

Description

Special-shaped terminal

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to indicate a dysmorphism terminal.

Background

Pin header on the market, generally include terminal head and pinpoint portion, pinpoint portion adopts the inline basically, the structure of right angle formula, the terminal head is connected with the terminal electricity of other pins, pinpoint portion is then used for welding in the PCB board, this kind of structure is simple process, back on being applied to connectors such as pins, if produce vibrations, the pinpoint portion of this kind of pin header can not absorb the pressure that vibrations produced, then just then be broken easily or be out of shape, lead to short circuit between terminal and the terminal, corresponding pin header also appears damaging easily, short-lived scheduling problem.

Disclosure of Invention

The utility model discloses problem to prior art provides a dysmorphism terminal has elastic spring portion through increasing the setting, can absorb the pressure that vibrations produced by spring portion when producing vibrations to reduce the pressure that special-shaped terminal received, reduce the possibility of damage.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a special-shaped terminal, is including the terminal head, supporting part, spring part and the pinpoint portion that connect gradually, the terminal head is used for the outside part of centre gripping, pinpoint portion is used for being fixed in outside PCB board, the supporting part is used for supporting the terminal head, spring part has elasticity.

Preferably, the spring part is provided with a plurality of spring parts which are sequentially connected end to end.

Preferably, the spring part comprises a connecting piece and a U-shaped piece, one end of the U-shaped piece is connected with one end of the connecting piece, the other end of the U-shaped piece is connected with the needle tip part, and the other end of the connecting piece is connected with the supporting part.

Preferably, one end of the U-shaped piece connected with the needle tip part is provided with two lugs, and the two lugs are symmetrically arranged on two sides of the U-shaped piece.

Preferably, the top of the projection is provided with a guide slope.

Preferably, both ends of the connecting piece are provided with first guide angles, the supporting part is connected with the connecting piece through one of the first guide angles, and the U-shaped piece is connected with the connecting piece through the other first guide angle.

Preferably, a second guide angle is arranged between the U-shaped part and the needle tip part.

Preferably, the support part includes a support rod and two support pieces, two ends of the support rod are respectively connected with the terminal head and the spring part, the two support pieces are respectively fixed on two sides of the support rod, and the two support pieces are arranged in parallel.

Preferably, the terminal head comprises two clamping elastic sheets, a clamping gap is formed between the two clamping elastic sheets, the two clamping elastic sheets are provided with bending portions, and the clamping gap between the two bending portions is smaller than gaps of other positions where the bending portions are not arranged.

Preferably, the terminal head, the support portion, the spring portion, and the needle tip portion are integrally formed.

The utility model has the advantages that:

the utility model provides a pair of special-shaped terminal, terminal head pass through the supporting part after be connected with spring portion, spring portion have elasticity, can stretch out and draw back, when receiving external pressure, if when receiving horizontal pressure, this horizontal pressure can be absorbed through stretching or shrink to spring portion to the condition of rupture or deformation is avoided appearing.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of fig. 1.

Fig. 3 is the structure schematic diagram of the utility model with a plurality of spring parts.

Fig. 4 is a right side view of fig. 1.

The reference numerals in fig. 1 to 4 include:

1-terminal head, 2-supporting part, 3-spring part, 4-needle tip part, 5-connecting piece, 6- 'U' -shaped piece, 7-lug, 8-guiding inclined plane, 9-first guide angle, 10-second guide angle, 11-supporting rod, 12-supporting piece, 13-clamping elastic piece, 14-clamping gap and 15-bending part.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

The special-shaped terminal provided by the embodiment comprises a terminal head 1, a supporting part 2, a spring part 3 and a needle point part 4 which are connected in sequence, wherein the terminal head 1 is used for clamping an external part, the needle point part 4 is used for being fixed on an external PCB, the supporting part 2 is used for supporting the terminal head 1, and the spring part 3 has elasticity, as shown in FIG. 1.

Specifically, in the direction of fig. 1, the opening of the terminal head 1 faces upward, the terminal head 1 is fixed at one end of the support 2, the other end of the support 2 is connected to the spring portion 3, and the support 2 is disposed vertically, the spring portion 3 in this embodiment has elasticity and can stretch and contract, when receiving external pressure, if receiving lateral pressure, the spring portion 3 can absorb the lateral pressure by stretching or contracting, for example, when the spring portion 3 is configured as a spring, receiving lateral pressure to the left, the spring portion 3 can stretch to the left and further absorb the pressure to the left, and when receiving lateral pressure to the right, the spring portion 3 can absorb the lateral pressure to the right by contracting, thereby avoiding the situation of breaking or deformation.

In the special-shaped terminal provided by this embodiment, as shown in fig. 3, further, the spring portion 3 is provided with a plurality of spring portions 3, and the plurality of spring portions 3 are sequentially connected end to end. Specifically, the spring portion 3 may be provided in one or more, depending on the actual situation, so as to increase the distance between the supporting portion 2 and the needle tip portion 4, which can accommodate connectors of different sizes.

In the profile terminal provided by this embodiment, as shown in fig. 1 and fig. 2, the spring portion 3 includes a connecting piece 5 and a "U" shaped piece 6, one end of the "U" shaped piece 6 is connected to one end of the connecting piece 5, the other end of the "U" shaped piece 6 is connected to the needle tip portion 4, and the other end of the connecting piece 5 is connected to the supporting portion 2.

Specifically, as shown in the direction of fig. 2, the opening of the "U" shaped element 6 faces downward, and at this time, if left pressure is applied, since the position of the needle tip 4 is fixed, the "U" shaped element 6 can stretch within a certain range, i.e., can expand the opening thereof to absorb the applied pressure, and if right pressure is applied, the "U" shaped element 6 can absorb the applied pressure by reducing the opening thereof, i.e., when pressure is applied, the "U" shaped element 6 adapts to the pressure in different directions by generating deformation, thereby reducing the occurrence of damage.

In addition, the spring portion 3 of the present embodiment may also be configured as a connection structure of the connection member 5 and the "V" -shaped member 6, and the "V" -shaped member and the "U" -shaped member 6 have the same function and can be deformed within a certain range. Of course, the "U" shaped part 6 of the present embodiment may be provided with a shape other than "U" shape and "V" shape to achieve the same function.

In the special-shaped terminal provided by the present embodiment, as shown in fig. 1 and 4, two protrusions 7 are disposed at one end of the "U" shaped piece 6 connected to the needle tip portion 4, and the two protrusions 7 are symmetrically disposed at two sides of the "U" shaped piece 6.

Specifically, the special-shaped terminal of the present embodiment is mounted on a corresponding connector, generally, a corresponding mounting groove is disposed on the connector, one end of the U-shaped piece 6 of the present embodiment, which is provided with the protruding block 7, is mounted in the mounting groove, at this time, the protruding block 7 abuts against the inner wall of the mounting groove, and the U-shaped piece 6 and the connector are fixed together, so that the special-shaped terminal of the present embodiment is fixed. Compared with the structure that the whole U-shaped piece 6 is abutted against the inner wall of the installation groove, the lug 76 can reduce the friction force between the U-shaped piece 6 and the inner wall of the installation groove, so that the installation is convenient, the same fixing purpose can be realized, and the effect is better than that of the structure of the U-shaped piece 6 without the lug 76.

In the special-shaped terminal provided by the present embodiment, as shown in fig. 1, the top of the bump 7 is provided with a guiding inclined plane 8. Specifically, when the angle between the needle tip 4 and the "U" shaped piece 6 is smaller than 180 degrees, as shown in fig. 2, the special-shaped terminal of the present embodiment is mounted in the mounting groove of the connector, and the "U" shaped piece 6 needs to be inserted into the mounting groove from bottom to top, then the guiding inclined plane 8 shown in fig. 1 is provided on the projection 7, so as to facilitate sliding the projection 7 into the mounting groove.

In the special-shaped terminal provided by the present embodiment, as shown in fig. 1 and fig. 2, first guide corners 9 are disposed at both ends of the connecting member 5, the supporting portion 2 is connected to the connecting member 5 through one of the first guide corners 9, and the "U" shaped member 6 is connected to the connecting member 5 through the other first guide corner 9. Further, a second bevel 10 is arranged between the U-shaped part 6 and the needle tip part 4.

Specifically, the first and

second guide angles

9 and 10 can increase the deformation range of the support part 2 and the U-shaped part 6, and if the support part is of a rigid right-angle structure, the support part still has the risk of breaking.

In the special-shaped terminal provided by this embodiment, as shown in fig. 1, the supporting portion 2 includes a supporting rod 11 and two supporting pieces 12, two ends of the supporting rod 11 are respectively connected to the terminal head 1 and the spring portion 3, the two supporting pieces 12 are respectively fixed to two sides of the supporting rod 11, and the two supporting pieces 12 are arranged in parallel.

Specifically, after the special-shaped terminal of this embodiment is mounted on the connector, the two supporting pieces 12 may abut against the inner walls of the slots of the terminal head 1, so as to increase the connection stability between the special-shaped terminal of this embodiment and the connector.

The special-shaped terminal provided by the embodiment, as shown in fig. 1 and 4, the terminal head 1 includes two clamping elastic sheets 13, a clamping gap 14 is provided between the two clamping elastic sheets 13, the clamping elastic sheets 13 are both provided with bending portions 15, and the clamping gap 14 between the bending portions 15 is smaller than gaps of other positions where the bending portions 15 are not provided. Specifically, the terminals of the other external connector are inserted between the two holding spring pieces 13 of the terminal head 1 of the present embodiment, and are abutted against the external terminals through the bent portions 15, so as to fix the external terminals and achieve electrical connection. Of course, the terminal head of the present embodiment may also be a structure other than a clamping spring, such as a circular or square clamping structure.

In the special-shaped terminal provided by the present embodiment, as shown in fig. 1, the terminal head 1, the supporting portion 2, the spring portion 3 and the needle tip portion 4 are integrally formed. In particular, the integral molding facilitates the production of the present embodiment.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims

1. A dysmorphism terminal which characterized in that: including terminal head, supporting part, spring part and the needle point portion that connects gradually, the terminal head is used for the outside part of centre gripping, needle point portion is used for being fixed in outside PCB board, the supporting part is used for supporting the terminal head, the spring part has elasticity.

2. The shaped terminal as claimed in claim 1, wherein: the spring portion is provided with a plurality of, a plurality of spring portion end to end in proper order.

3. The shaped terminal as claimed in claim 1, wherein: the spring part includes connecting piece and "U" type spare, the one end of "U" type spare with the one end of connecting piece is connected, the other end of "U" type spare with pinpoint portion is connected, the other end of connecting piece with the supporting part is connected.

4. The shaped terminal as claimed in claim 3, wherein: the U-shaped piece and the end connected with the needle tip part are provided with two convex blocks, and the two convex blocks are symmetrically arranged on two sides of the U-shaped piece.

5. The shaped terminal as claimed in claim 4, wherein: the top of the lug is provided with a guide inclined plane.

6. The shaped terminal as claimed in claim 3, wherein: the two ends of the connecting piece are provided with first guide angles, the supporting part is connected with the connecting piece through one of the first guide angles, and the U-shaped piece is connected with the connecting piece through the other first guide angle.

7. The shaped terminal as claimed in claim 3, wherein: and a second guide angle is arranged between the U-shaped piece and the needle tip part.

8. The shaped terminal as claimed in claim 1, wherein: the supporting part comprises a supporting rod and two supporting pieces, two ends of the supporting rod are respectively connected with the terminal head and the spring part, the two supporting pieces are respectively fixed on two sides of the supporting rod, and the two supporting pieces are arranged in parallel.

9. The shaped terminal as claimed in claim 1, wherein: the terminal head comprises two clamping elastic sheets, a clamping gap is formed between the two clamping elastic sheets, the clamping elastic sheets are provided with bending portions, and the clamping gap between the bending portions is smaller than the gaps of other positions where the bending portions are not arranged.

10. The shaped terminal as claimed in claim 1, wherein: the terminal head, the supporting part, the spring part and the needle tip part are integrally formed.