CN213717096U

CN213717096U - Connector with high installation stability

Info

Publication number: CN213717096U
Application number: CN202023147945.6U
Authority: CN
Inventors: 林锡新; 林锡旭; 刘祚杰; 林旭芝; 李�浩; 魏西朋
Original assignee: Zhejiang Jieshitai Electronic Co ltd
Current assignee: Zhejiang Jieshitai Electronic Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-07-16
Anticipated expiration: 2030-12-23

Abstract

The utility model relates to a high installation stability's connector relates to connector technical field, and it includes the needle file of pegging graft each other and glues the shell, a plurality of interior needles are worn to be equipped with by the needle file, and is a plurality of the one end that the interior needle deviates from to glue the shell is vertical buckling setting downwards and pegs graft with the reservation hole of circuit board, the lateral wall of needle file is provided with the installation piece, insert in the installation piece and be equipped with the installed part, the installed part is including inserting portion of establishing and installation department, insert portion of establishing and installation piece interference fit, the reservation hole of installation department and circuit board is pegged graft. The mounting part can be fixed on the mounting block through a simple inserting and assembling mode, the mounting part of the mounting part, the bending end of the middle needle and the reserved hole of the circuit board are inserted, double fixation is formed, the mounting stability of the connector on the circuit board is effectively improved, and the middle needle is effectively prevented from being bent and deformed in the process of inserting the rubber shell and the needle base.

Description

Connector with high installation stability

Technical Field

The present application relates to the field of connectors, and more particularly, to a connector with high installation stability.

Background

Connectors are mainly used for joints for making electrical connections between circuit boards, between circuit boards and wires, and between wires and wires.

Referring to fig. 1, the connector in the related art includes a needle holder 1 and a rubber housing 2 that are connected to each other in an inserting manner, a plurality of middle needles 3 penetrate through the needle holder 1 from an inner end surface to an outer end surface, and a plurality of terminal wires corresponding to the middle needles 3 penetrate through the rubber housing 2 from the outer end to the inner end direction. The end part of the middle needle 3 penetrating out of the needle seat 1 is vertically bent downwards to form a vertical bending part, the lower end part of the vertical bending part is arranged at the same height and is inserted into a reserved hole on the circuit board, and the needle seat 1 and the circuit board are connected with each other by welding.

The inventor discovers in the use that when the needle base and the rubber shell are butted for a plurality of times or are subjected to butt joint to generate deviation, the upper vertical bending part and the lower vertical bending part are easy to deform to cause the needle base to be incapable of keeping a horizontal state on a circuit board, and the installation stability of the needle base is poor and needs to be improved.

Disclosure of Invention

In order to improve the mounting stability of the connector on a circuit board, the present application provides a connector with high mounting stability.

The application provides a high installation stability's connector adopts following technical scheme:

the utility model provides a connector of high installation stability, includes the needle file of pegging graft each other and glues the shell, a plurality of interior needles are worn to be equipped with by the needle file, and is a plurality of the one end that the interior needle deviates from to glue the shell is vertical buckling setting downwards and pegs graft mutually with the reservation hole of circuit board, the lateral wall of needle file is provided with the installation piece, it is equipped with the installed part to insert in the installation piece, the installed part is including inserting the portion of establishing and the installation department, insert the portion of establishing and installation piece interference fit, the reservation hole of installation department and circuit board is.

Through adopting above-mentioned technical scheme, through inserting the installed part at the lateral wall of installation piece, the portion of establishing and installation piece interference fit insert of installed part for the installed part can be fixed on the installation piece through the mode of simple grafting equipment, the installation department of installed part, the end of buckling of needle and the reservation hole of circuit board are pegged graft, have formed dual fixed, have effectively improved the installation stability of connector on the circuit board, the emergence of bending deformation probably takes place for the needle in the in-process of gluing shell and needle file to inserting has effectively been avoided.

In addition, the inserting and matching of the mounting piece and the circuit board also has a fool-proof function, and the problem that the direction is reversely mounted only by inserting the bent end of the middle needle and the circuit board in the original mounting step can be avoided.

Optionally, the inserting portion includes an upper fixing rod and a lower fixing rod which are parallel to each other, one end of the upper fixing rod and one end of the lower fixing rod are fixed to each other through a connecting rod, and an upper slot and a lower slot, into which the upper fixing rod and the lower fixing rod are inserted, are formed in the side wall of the mounting block.

Through adopting above-mentioned technical scheme, through the grafting cooperation of last dead lever, lower dead lever and last slot, lower slot, can effectively improve the connection stability of installed part and installation piece.

Optionally, the side wall of the lower terminal surface of installation piece and installed part inserting direction has seted up the groove of stepping down jointly, the installation department sets up in the lower terminal surface of dead lever down and is located the inslot of stepping down.

Optionally, the length of the lower fixing rod is greater than that of the upper fixing rod.

Through adopting above-mentioned technical scheme, owing to offer of the groove of stepping down, reduced the grafting degree of depth of dead lever in slot down, through the length of fixed lever under the extension, can avoid the installation stability of installed part on the installation piece to descend, and then guarantee the stability of installed part.

Optionally, the lower end surface of the upper fixing rod is provided with a bubble point in interference fit with the upper slot.

Optionally, a buckle is arranged on the edge of one side, facing the rubber shell, of the inner wall of the upper side of the needle seat, and a clamping block is arranged on the upper end face of the rubber shell.

Through adopting above-mentioned technical scheme, carry out the in-process of pegging graft at needle file and gluey shell, the buckle on the needle file takes place deformation, glues the shell and inserts the back completely, and the deformation that the buckle produced restores and supports tightly each other with the fixture block, has guaranteed the grafting stability of needle file and gluey shell.

Optionally, the two opposite inner walls of the needle seat are both provided with a first guide strip along the insertion direction, and the two opposite side walls of the rubber shell are provided with a first guide groove matched with the corresponding first guide strip.

Through adopting above-mentioned technical scheme, through the cooperation of first gib block and first guide way, guaranteed the stability that needle file and gluey shell are connected, avoid both to take place to rock.

Optionally, the two first guide strips on the needle base have different heights.

By adopting the technical scheme, the foolproof effect is achieved, and damage to the middle needle caused by mistaken wiping is avoided.

Optionally, the two sides of the upper end surface of the rubber shell are provided with second guide strips along the inserting direction, and the two sides of the inner wall of the needle base are provided with second guide grooves matched with the corresponding second guide strips.

Through adopting above-mentioned technical scheme, through the cooperation of second gib block and second guide way, further improved the connection stability of gluing shell and needle file.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the installation piece is inserted into the side wall of the installation block, and the insertion part of the installation piece is in interference fit with the installation block, so that the installation piece can be fixed on the installation block in a simple insertion assembly mode, the installation part of the installation piece, the bending end of the middle needle and the reserved hole of the circuit board are inserted, double fixation is formed, the installation stability of the connector on the circuit board is effectively improved, and the middle needle is effectively prevented from being bent and deformed in the opposite insertion process of the rubber shell and the needle base;

2. the plug-in fit of the mounting piece and the circuit board also has a fool-proof function, and the problem that the direction is reversely mounted only by plugging the bent end of the middle needle and the circuit board in the original mounting step can be avoided.

Drawings

Fig. 1 is a schematic view of a structure of a connector in the related art.

Fig. 2 is a schematic structural diagram of a connector in the embodiment of the present application.

Fig. 3 is a schematic structural view of a needle holder in an embodiment of the present application, wherein a mounting block is in a sectional state.

Fig. 4 is a schematic structural view of the mounting member in the embodiment of the present application.

Fig. 5 is a cross-sectional view of a needle hub in an embodiment of the present application.

Description of reference numerals: 1. a needle seat; 2. a rubber shell; 3. a middle needle; 4. mounting blocks; 5. a mounting member; 51. an insertion portion; 511. an upper fixing rod; 512. a lower fixing rod; 513. a connecting rod; 514. bubble point; 52. an installation part; 6. an upper slot; 7. a lower slot; 8. a yielding groove; 9. buckling; 10. a clamping block; 11. a first guide bar; 12. a first guide groove; 13. a second guide bar; 14. a second guide groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses connector of high installation stability. Referring to fig. 2, the connector includes a needle seat 1 and a plastic shell 2 which are inserted into each other, and the needle seat 1 and the plastic shell 2 are both made of elastic plastic materials. The needle base 1 is penetrated with two rows of middle needles 3 which are distributed up and down, one ends of the two rows of middle needles 3 departing from the rubber shell 2 are vertically bent downwards and are inserted into reserved holes of the circuit board, and two ends of the two rows of middle needles 3 are respectively parallel and level with each other.

Referring to fig. 3 and 4, a mounting block 4 is integrally connected to a side wall of the needle holder 1, and a mounting member 5 made of a metal material is inserted into the mounting block 4. The mounting member 5 includes an inserting portion 51 and a mounting portion 52 which are integrally connected, the inserting portion 51 includes an upper fixing rod 511 and a lower fixing rod 512 which are parallel to each other, and one ends of the upper fixing rod 511 and the lower fixing rod 512 which deviate from the inserting direction thereof are integrally connected by a connecting rod 513. The side wall of the mounting block 4 is provided with an upper slot 6 and a lower slot 7 for inserting the upper fixing rod 511 and the lower fixing rod 512 respectively, the lower end face of the upper fixing rod 511 is integrally formed with a bubble point 514, and the bubble point 514 is in interference fit with the inner wall of the upper slot 6, so that the mounting part 5 can be fixed with the mounting block 4 in an inserting mode.

The lower terminal surface of installation piece 4 and the lateral wall of installed part 5 direction of inserting have seted up the groove of stepping down 8 jointly, and installation department 52 body coupling is in the lower terminal surface of dead lever 512 down and is located the groove of stepping down 8, and installation department 52 is pegged graft with the reservation hole on the circuit board and carries out fixed connection through the welded mode.

Wherein, the abdicating groove 8 is communicated with the lower slot 7, which results in the shallow insertion depth of the lower fixing rod 512 in the lower slot 7, and the length of the lower fixing rod 512 is extended by optimizing, so that the length of the lower fixing rod 512 is greater than that of the upper fixing rod 511, thereby ensuring the installation stability.

Referring to fig. 1 and 5, a buckle 9 is integrally connected to the inner wall of the upper side of the needle base 1 toward one side edge of the rubber case 2, the buckle 9 is in a long strip shape and extends toward the lower side, and a clamping block 10 is integrally connected to the upper end surface of the rubber case 2. The opposite side wall of buckle 9 and fixture block 10 all is provided with the inclined plane that is used for the direction, and fixture block 10 and buckle 9 make the panel of needle file 1 upside strutted and deformation through the guide effect in the assembly process, and after fixture block 10 inserted to needle file 1 completely, buckle 9 resets and with fixture block 10 mutual butt, and needle file 1 and gluey shell 2 accomplish the installation fixed this moment.

Referring to fig. 2 and 3, the two opposite inner walls of the needle base 1 are integrally connected with first guide strips 11 arranged along the inserting direction, and the two opposite side walls of the rubber casing 2 are provided with first guide grooves 12 matched with the corresponding first guide strips 11. Wherein, two first guide strip 11 on the needle file 1 are highly different for the rubber shell 2 has the fool-proofing effect with inserting of needle file 1, avoids inserting the position mistake and leading to the well needle 3 impaired.

The homogeneous body coupling in both sides of gluing shell 2 up end has the second gib block 13 that sets up along the grafting direction, and the both sides of inner wall have all been seted up with corresponding second gib block 13 matched with second guide way 14 on needle file 1, have further improved the grafting stability of gluing shell 2 and needle file 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a connector of high installation stability, includes needle file (1) and gluey shell (2) of pegging graft each other, needle file (1) is worn to be equipped with a plurality of well needles (3), and is a plurality of the one end that well needle (3) deviate from gluey shell (2) is vertical buckling setting downwards and pegs graft with the reservation hole of circuit board, its characterized in that: the lateral wall of needle file (1) is provided with installation piece (4), installation piece (5) are equipped with in installation piece (4) interpolation, installation piece (5) are including inserting portion of establishing (51) and installation department (52), insert portion of establishing (51) and installation piece (4) interference fit, installation department (52) and the reservation hole of circuit board are pegged graft mutually.

2. The connector with high mounting stability according to claim 1, wherein: the inserting part (51) comprises an upper fixing rod (511) and a lower fixing rod (512) which are parallel to each other, one end of the upper fixing rod (511) and one end of the lower fixing rod (512) are fixed through a connecting rod (513), and an upper slot (6) and a lower slot (7) for inserting the upper fixing rod (511) and the lower fixing rod (512) are formed in the side wall of the mounting block (4) respectively.

3. The connector with high mounting stability according to claim 2, wherein: the lower terminal surface of installation piece (4) and installed part (5) insert the lateral wall of direction and offered groove of stepping down (8) jointly, installation department (52) set up in the lower terminal surface of dead lever (512) down and lie in groove of stepping down (8).

4. The connector with high mounting stability according to claim 2, wherein: the length of the lower fixing rod (512) is greater than that of the upper fixing rod (511).

5. The connector with high mounting stability according to claim 2, wherein: the lower end face of the upper fixing rod (511) is provided with a bubble point (514) in interference fit with the upper slot (6).

6. The connector with high mounting stability according to claim 1, wherein: the needle file is characterized in that a buckle (9) is arranged on the edge of the inner wall of the upper side of the needle file (1) facing one side of the rubber shell (2), and a clamping block (10) is arranged on the upper end face of the rubber shell (2).

7. The connector with high mounting stability according to claim 1, wherein: the two opposite inner walls of the needle seat (1) are provided with first guide strips (11) along the inserting direction, and the two opposite side walls of the rubber shell (2) are provided with first guide grooves (12) matched with the corresponding first guide strips (11).

8. The connector with high mounting stability according to claim 1, wherein: the heights of the two first guide strips (11) on the needle seat (1) are different.

9. The connector with high mounting stability according to claim 1, wherein: the two sides of the upper end face of the rubber shell (2) are provided with second guide strips (13) along the inserting direction, and the two sides of the upper inner wall of the needle base (1) are provided with second guide grooves (14) matched with the corresponding second guide strips (13).