CN213753119U

CN213753119U - Anti-shake connector

Info

Publication number: CN213753119U
Application number: CN202022935357.2U
Authority: CN
Inventors: 赵世志; 叶小兵
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: 2021-07-20
Anticipated expiration: 2030-12-09

Abstract

The utility model belongs to the technical field of the connector technique and specifically relates to indicate a connector of anti-shake, including base, the main part that floats, a plurality of first terminal and a plurality of second terminal, its characterized in that: the first terminal and the second terminal respectively comprise a terminal head, a spring part and a needle tip part which are sequentially connected, the spring part has elasticity, the terminal head is used for clamping external parts, and the needle tip part is used for being fixed on an external PCB; the spring part comprises a U-shaped special-shaped piece, and two ends of the special-shaped piece are respectively connected with the needle tip part and the terminal head; after the terminal head of the first terminal is assembled in the first mounting through hole and the terminal head of the second terminal is assembled in the second mounting through hole, the floating body is suspended above the base. The utility model provides a pair of connector of anti-shake, first terminal, second terminal and the main part that floats all have certain activity space, can absorb external pressure, avoid the damage.

Description

Anti-shake connector

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to indicate a connector of anti-shake.

Background

The pin header connector is a connector with very high utilization rate in the current electronic products, and realizes the electric connection of two different devices through the connection of a male bus and a female bus. For example, current double row pin header, the on-line screen storage device comprises a base, the pin header main part and two rows of terminals, two rows of terminals generally cut straightly formula structure or right angle structure, the terminal is fixed in the pin header main part, directly weld the welding end of terminal to the PCB board during the use, the terminal does not have the space of activity, the pin header main part does not just have the space of activity equally, this type of structure is at the in-process of vibrations, just easy because rigid collision causes the terminal to buckle, phenomenons such as skew and dislocation, lead to the problem that the plug is not smooth and easy, influence transmission efficiency, when serious, the mutual contact between the terminal can appear, lead to short circuit scheduling problem, thereby influence the quality of terminal, the life of socket connector and socket connector has been reduced.

Disclosure of Invention

The utility model discloses problem to prior art provides a connector of anti-shake, increases to set up and has elastic spring portion, with the main part suspension that floats to make first terminal, second terminal and the main part that floats all have certain activity space, can absorb external pressure, avoid the damage.

In order to solve the technical problem, the utility model discloses a following technical scheme: an anti-shaking connector comprises a base, a floating body, a plurality of first terminals and a plurality of second terminals, wherein each of the first terminals and the second terminals comprises a terminal head, a spring part and a needle point part which are sequentially connected, the spring part has elasticity, the terminal heads are used for clamping external parts, and the needle point parts are used for being fixed on an external PCB; the spring part comprises a U-shaped special-shaped piece, and two ends of the special-shaped piece are respectively connected with the needle tip part and the terminal head; the floating body is provided with a plurality of first mounting through holes and a plurality of second mounting through holes, the first mounting through holes are used for assembling the terminal heads of the first terminals, the second mounting through holes are used for assembling the terminal heads of the second terminals, the base is provided with a slot, and one end of the spring part, which is connected with the needle tip part, is assembled in the slot; after the terminal head of the first terminal is assembled in the first mounting through hole and the terminal head of the second terminal is assembled in the second mounting through hole, the floating body is suspended above the base.

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

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

Preferably, the terminal head comprises a support rod and two clamping elastic sheets, the two clamping elastic sheets are fixed at one end of the support rod, a closed loop is formed between the two clamping elastic sheets, and the other end of the support rod is connected with the spring part.

Preferably, the clamping elastic sheet comprises a closed ring part and a clamping part, the closed ring part is fixed at the end part of the supporting rod, and the clamping part is fixed below the closed ring part; the closed loop is formed between the closed loop parts of the two clamping elastic sheets and is a circular ring; the distance between the two clamping parts is gradually reduced from one end close to the closed loop part to one end far away from the closed loop part.

Preferably, the terminal head further comprises two supporting pieces, two ends of the supporting rod are respectively connected with the terminal head and the spring portion, the two supporting pieces are respectively fixed on two sides of the supporting rod, and the two supporting pieces are arranged in parallel.

Preferably, the spring part further comprises a connecting member via which the support rod is connected with the profile member; the both ends of connecting piece all are provided with first lead angle, the bracing piece through one of them first lead angle with the connecting piece is connected, dysmorphism piece is through another first lead angle is connected with the connecting piece.

Preferably, the openings are formed in the two ends of the base, the two ends of the floating main body are respectively provided with a limiting strip in a protruding mode, and one end, far away from the floating main body, of each limiting strip is limited in the opening.

Preferably, the locating slot has all been seted up at the both ends of base, the setting element is equipped with in the locating slot, the setting element is used for welding in the PCB board.

Preferably, the bottom of the base is convexly provided with a positioning column, and the positioning column is used for being assembled on an external PCB.

The utility model has the advantages that:

the utility model provides an anti-shake connector, which adds the U-shaped spring part and makes the floating main body suspend, when the connector is pressed downwards, the two spring parts can move downwards properly and drive the floating main body to move downwards, thereby avoiding rigid collision with external pressure; so when receiving horizontal pressure, can adapt to outside pressure through the flexible of spring part equally, reduce the rigidity collision to can reduce the emergence of damage, increase the utility model discloses a floating double connector's life.

Drawings

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

Fig. 2 is a schematic structural diagram of the present invention after being connected to an external connector.

Fig. 3 is a cross-sectional view of fig. 2.

Fig. 4 is a schematic structural diagram of the first terminal and the second terminal of the present invention.

Fig. 5 is a schematic structural diagram of the first terminal of the present invention.

Fig. 6 is a left side view of fig. 5.

Fig. 7 is a schematic structural diagram of the base of the present invention.

Fig. 8 is a bottom view of fig. 7.

Fig. 9 is a schematic structural diagram of the positioning member of the present invention.

Fig. 10 is a schematic structural view of the floating body according to the present invention.

The reference numerals in fig. 1 to 10 include:

1-base, 2-floating body, 3-first terminal, 4-second terminal, 5-terminal head, 6-spring part, 7-needle tip part, 8-first installation through hole, 9-second installation through hole, 10-slot, 11-connecting piece, 12-special-shaped piece, 13-convex block, 14-guiding inclined plane, 15-supporting rod, 17-closed loop part, 18-clamping part, 19-supporting piece, 20-first guide angle, 21-second guide angle, 23-opening, 24-limiting strip, 26-PCB board, 27-positioning groove, 28-positioning piece and 29-positioning column.

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 connector for preventing jitter provided by the present embodiment, as shown in fig. 1 to 4, includes a base 1, a floating body 2, a plurality of first terminals 3 and a plurality of second terminals 4, where each of the first terminals 3 and the second terminals 4 includes a terminal head 5, a spring portion 6 and a needle point portion 7, which are connected in sequence, the spring portion 6 has elasticity, the terminal head 5 is used to clamp an external part, and the needle point portion 7 is used to be fixed to an external PCB 26; the spring part 6 comprises a U-shaped special-shaped piece 12, and two ends of the special-shaped piece 12 are respectively connected with the needle tip part 7 and the terminal head 5; the floating body 2 is provided with a plurality of first mounting through holes 8 and a plurality of second mounting through holes 9, the first mounting through holes 8 are used for assembling the terminal heads 5 of the first terminals 3, the second mounting through holes 9 are used for assembling the terminal heads 5 of the second terminals 4, and the base 1 is provided with a plurality of slots 10; after the terminal head 5 of the first terminal 3 is fitted in the first fitting through hole 8 and the terminal head 5 of the second terminal 4 is fitted in the second fitting through hole 9, the floating body 2 is suspended above the base 1.

Specifically, the first terminal 3 and the second terminal 4 of the present embodiment are symmetrically arranged after being mounted, as shown in fig. 3, the first terminal 3 and the second terminal 4 are additionally provided with the spring portion 6 with the U-shaped profile 12, and after the terminal heads 5 of the first terminal 3 and the second terminal 4 are fitted into the first mounting through hole 8 and the second mounting through hole 9, the floating body 2 can be lifted up to suspend the floating body 2, so that the first terminal 3, the second terminal 4 and the floating body 2 all have a certain moving space. The working principle of the activity is as follows: when the floating body 2 is pressed downwards, as shown in fig. 3, the two spring parts 6 can move downwards appropriately and drive the floating body 2 to move downwards, so that rigid collision with external pressure can be avoided; so that when subjected to a lateral pressure, for example a pressure to the left, the profile 12 on the left in fig. 3 is suitably contracted and the profile 12 on the right is suitably expanded, thus controlling the floating body 2 to move to the left, thus avoiding a rigid collision with this pressure to the left; when receiving pressure rightwards, can adapt to through the flexible of spring part 6 equally, reduce the rigidity collision to can reduce the emergence of damage, increase the utility model discloses a floating double connector's life.

Wherein, spring portion 6 is provided with a plurality of, and a plurality of spring portion 6 is end to end in proper order. Specifically, the length between the terminal head 5 and the needle tip portion 7 can be increased by providing a plurality of spring portions 6, which can be applied to different connectors.

In the anti-shaking connector provided by the present embodiment, as shown in fig. 5, two protrusions 13 are disposed at one end of the special-shaped member 12 connected to the needle tip portion 7, and the two protrusions 13 are symmetrically disposed at two sides of the special-shaped member 12. Further, the top of the projection 13 is provided with a guide slope 14.

Specifically, as shown in the directions of fig. 3 and 4, the opening 23 of the special-shaped member 12 faces downward, and at this time, if a pressure is applied to the left, since the position of the needle tip portion 7 is fixed, the special-shaped member 12 can stretch within a certain range, that is, can expand the opening 23 thereof to absorb the applied pressure, and if a pressure is applied to the right, the applied pressure can be absorbed by reducing the opening 23 thereof, that is, when a pressure is applied, the special-shaped member 12 adapts to the pressure in different directions by generating deformation, thereby reducing the occurrence of damage. The end of the special-shaped member 12 provided with the protruding block 13 is installed in the slot 10, and at this time, the protruding block 13 abuts against the inner wall of the slot 10, so as to fix the special-shaped member 12 and the connector together, thereby fixing the first terminal 3 and the second terminal 4. Compared with the structure that the whole special-shaped piece 12 is abutted against the inner wall of the slot 10, the arrangement of the convex block 13 can reduce the friction force between the special-shaped piece 12 and the inner wall of the slot 10, is convenient for installation, can also realize the same purpose of fixation, and has better effect than the structure of the special-shaped piece 12 without the convex block 13.

In addition, the spring portion 6 of the present embodiment may also be configured as a connection structure between the connection member 11 and the "V" -shaped member 12, and the "V" -shaped member and the special-shaped member 12 have the same function and can be deformed within a certain range. Of course, the special-shaped piece 12 of the present embodiment may be provided with a shape other than "U" shape and "V" shape, which can achieve the same function.

In the connector for preventing jitter according to the present embodiment, as shown in fig. 5 and fig. 6, the terminal head 5 includes a supporting rod 15 and two clamping spring pieces, the two clamping spring pieces are fixed at one end of the supporting rod 15, a closed loop is formed between the two clamping spring pieces, and the other end of the supporting rod 15 is connected to the spring portion 6. Further, the clamping spring piece comprises a closed loop portion 17 and a clamping portion 18, the closed loop portion 17 is fixed at the end of the supporting rod 15, and the clamping portion 18 is fixed below the closed loop portion 17; the closed loop is formed between the closed loop parts 17 of the two clamping spring pieces and is a circular ring; the distance between the two clamping portions 18 gradually decreases from one end close to the closed loop portion 17 to one end far from the closed loop portion 17. When mounted, the closed loop portion 17 abuts against the inner walls of the first mounting through hole 8 and the second mounting through hole 9, preventing the first terminal 3 and the second terminal 4 from loosening.

Specifically, the terminals of the external other connector are inserted into the closed loops of the terminal heads 51 of the present embodiment, and are held by the two holding portions 18 in interference with the external terminals, thereby fixing the external terminals.

In the connector for preventing jitter provided in this embodiment, as shown in fig. 5 and fig. 6, the terminal head 5 further includes two supporting pieces 19, two ends of the supporting rod 15 are respectively connected with the terminal head 5 and the spring portion 6, the two supporting pieces 19 are respectively fixed on two sides of the supporting rod 15, and the two supporting pieces 19 are arranged in parallel. Specifically, the two support pieces 19 may abut against the inner wall of the first mounting through hole 8 or the inner wall of the second mounting through hole 9 of the mounting terminal head 5, increasing the connection stability between the special-shaped terminal and the connector of the present embodiment.

In the connector for preventing shaking provided by the present embodiment, as shown in fig. 5, the spring portion 6 further includes a connecting member 11, and the supporting rod 15 is connected to the special-shaped member 12 via the connecting member 11; both ends of connecting piece 11 all are provided with first lead angle 20, bracing piece 15 through one of them first lead angle 20 with connecting piece 11 is connected, dysmorphism piece 12 is connected with connecting piece 11 through another first lead angle 20. Further, a second chamfer 21 is provided between the profile element 12 and the needle tip 7.

In particular, the provision of the first and

second lead angles

20, 21 increases the deformation range of the support part and the profile element 12, which is still at risk of breaking if it is a stiff right-angled construction.

In the connector for preventing jitter provided by this embodiment, as shown in fig. 7 and 10, openings 23 are respectively formed at two ends of the base 1, two ends of the floating body 2 are respectively provided with a limiting strip 24 in a protruding manner, and one end of the limiting strip 24 far away from the floating body 2 is limited in the opening 23.

Specifically, the limiting strip 24 of the floating body 2 is limited in the opening 23 of the base 1, so that the movable range of the floating body 2 can be limited, and the situation that the first terminal 3 or the second terminal 4 is damaged due to the overlarge movable range of the floating body 2 is avoided.

In the connector for preventing jitter according to the present embodiment, as shown in fig. 7 to fig. 9, positioning grooves 27 are formed at both ends of the base 1, positioning pieces 28 are assembled in the positioning grooves 27, and the positioning pieces 28 are used for being welded to the PCB 26. Furthermore, a positioning column 29 is convexly arranged at the bottom of the base 1, and the positioning column 29 is used for being assembled on the external PCB 26.

Specifically, set up corresponding fixed orifices on the PCB board 26, during the installation, assemble reference column 29 in the fixed orifices, then weld the welding end of setting element 28 on PCB board 26, realize fixedly, the difficult pine of base 1 takes off to, setting element 28 is used for being connected with the ground on the PCB board 26.

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. The utility model provides a connector of anti-shake, includes base, floating body, a plurality of first terminal and a plurality of second terminal, its characterized in that: the first terminal and the second terminal respectively comprise a terminal head, a spring part and a needle tip part which are sequentially connected, the spring part has elasticity, the terminal head is used for clamping external parts, and the needle tip part is used for being fixed on an external PCB; the spring part comprises a U-shaped special-shaped piece, and two ends of the special-shaped piece are respectively connected with the needle tip part and the terminal head;

the floating body is provided with a plurality of first mounting through holes and a plurality of second mounting through holes, the first mounting through holes are used for assembling the terminal heads of the first terminals, the second mounting through holes are used for assembling the terminal heads of the second terminals, the base is provided with a slot, and one end of the spring part, which is connected with the needle tip part, is assembled in the slot;

after the terminal head of the first terminal is assembled in the first mounting through hole and the terminal head of the second terminal is assembled in the second mounting through hole, the floating body is suspended above the base.

2. An anti-jitter connector as claimed in claim 1, wherein: the dysmorphism piece with the one end that the pinpoint portion is connected is provided with two lugs, two the lug symmetry sets up the both sides of dysmorphism piece.

3. An anti-jitter connector as claimed in claim 2, wherein: the top of the lug is provided with a guide inclined plane.

4. An anti-jitter connector as claimed in claim 1, wherein: the terminal head comprises a supporting rod and two clamping elastic sheets, the two clamping elastic sheets are fixed at one end of the supporting rod, a closed loop is formed between the two clamping elastic sheets, and the other end of the supporting rod is connected with the spring part.

5. An anti-jitter connector as claimed in claim 4, wherein: the clamping elastic sheet comprises a closed ring part and a clamping part, the closed ring part is fixed at the end part of the supporting rod, and the clamping part is fixed below the closed ring part; the closed loop is formed between the closed loop parts of the two clamping elastic sheets and is a circular ring; the distance between the two clamping parts is gradually reduced from one end close to the closed loop part to one end far away from the closed loop part.

6. An anti-jitter connector as claimed in claim 4, wherein: the terminal head further comprises two supporting pieces, two ends of the supporting rod are respectively connected with the terminal head and the spring portion, the two supporting pieces are respectively fixed on two sides of the supporting rod, and the two supporting pieces are arranged in parallel.

7. An anti-jitter connector as claimed in claim 4, wherein: the spring part further comprises a connecting piece, and the supporting rod is connected with the special-shaped piece through the connecting piece; the both ends of connecting piece all are provided with first lead angle, the bracing piece through one of them first lead angle with the connecting piece is connected, dysmorphism piece is through another first lead angle is connected with the connecting piece.

8. An anti-jitter connector as claimed in claim 1, wherein: the opening has all been seted up at the both ends of base, the both ends of main part of floating are all protruding to be equipped with spacing, the one end that the main part of floating was kept away from to spacing is spacing in the opening.

9. An anti-jitter connector as claimed in claim 1, wherein: the constant head tank has all been seted up at the both ends of base, be equipped with the setting element in the constant head tank, the setting element is used for welding in the PCB board.

10. An anti-jitter connector as claimed in claim 1, wherein: the bottom of base is protruding to be equipped with the reference column, the reference column is used for assembling in outside PCB board.