CN218160881U - Stable PCB connector - Google Patents

Abstract

The utility model relates to a firm type PCB board connector, including insulating casing, it has a plurality of to be distributed to be the matrix on the insulating casing to be used for inserting the jack of establishing the wire, and the end connection of wire has rivet terminal, and rivet terminal top-down inserts and locates in the jack, and every jack inner wall symmetry is equipped with the bellying, and the bellying forms the draw-in groove that is used for fixed rivet terminal with the jack inner wall. The utility model discloses well riveted line terminal's package assembly is firm, stability is high, can prevent to arouse rocking of riveted line terminal at the plug in-process, makes riveted line terminal accurate the inserting of diaphragm orifice ability of inserting the PCB board, has avoided rocking the contact failure problem that leads to because of riveted line terminal.

Description

Stable PCB connector

Technical Field

The utility model relates to a connector technical field, concretely relates to firm type PCB board connector.

Background

At present, the major structure of a PCB connector includes an insulating body and a plurality of riveting terminals, the plurality of riveting terminals are disposed on the insulating body, when the PCB connector is used, one end of each riveting terminal is riveted with a bare copper wire of a wire, and the other end of each riveting terminal is inserted into a PCB board to be electrically connected. However, since the assembly structure of the rivet terminal in the existing connector is not firm and has low stability, the connector can shake after being plugged and pulled for many times, so that the problem of poor contact between the connector and a PCB board is caused, and equipment failure is caused. Accordingly, there is a need for improvements in current PCB board connectors.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a firm type PCB board connector.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a firm type PCB board connector, includes insulating housing, and it has a plurality of to be distributed to be the matrix on the insulating housing to be used for inserting the jack of establishing the wire, and the end connection of wire has rivet terminal, and rivet terminal top-down inserts and locates in the jack, and every jack inner wall symmetry is equipped with the bellying, and the bellying forms the draw-in groove that is used for fixed rivet terminal with the jack inner wall.

Preferably, the clamping groove is of a U-shaped structure.

Preferably, the upper section of the bulge part is a vertical surface, the lower section of the bulge part is a contact surface, and the included angle between the contact surface and the vertical surface is a right angle or an obtuse angle.

Preferably, the riveting terminal comprises a first riveting section, a clamping section and a second riveting section which are integrally formed, the first riveting section is riveted to the outer portion of an insulating layer of the wire, the second riveting section is riveted to the outer portion of a bare wire core of the wire, two side edges of the clamping section are bent towards the wire to form a U-shaped structure, and the clamping section is inserted into the clamping groove from top to bottom.

Preferably, the middle part of the clamping section is provided with a buckle, and the buckle is correspondingly matched with a buckle hole formed in the side wall of the insulating shell.

Preferably, the upper part of the buckling hole is provided with an inward bending elastic part.

Preferably, both ends all are equipped with the first post of inserting about insulating housing, and the lower extreme of two first posts of inserting all is equipped with the elasticity pothook.

Preferably, the outer diameters of the two first plug posts are different in size.

Preferably, two second inserting columns are arranged on the front side of the insulating shell, and the second inserting columns are cylindrical.

Preferably, the lower end of the second inserting column is provided with a chamfer.

The utility model has the advantages that: the utility model discloses a design bellying in the jack, the draw-in groove that utilizes bellying and jack inner wall to form blocks the both sides of riveting the line terminal, can prevent that the connector from arousing rocking of riveting the line terminal at the plug in-process, makes the plate hole of riveting the line terminal to inserting the PCB board can accurately insert, has avoided because of the bad contact problem that riveting the line terminal and rocking and lead to, and the packaging structure of riveting the line terminal is firm, stable high to the stability of connector has been improved.

Drawings

The present invention is further described with reference to the accompanying drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without inventive work.

Fig. 1 is the utility model relates to a structural schematic diagram of firm type PCB board connector.

Fig. 2 is a front view of the stable PCB connector of the present invention.

Fig. 3 is an explosion diagram of the firm PCB connector and PCB board plugging of the present invention.

Fig. 4 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A in fig. 2.

Fig. 5 is a partially enlarged view of fig. 4 at C.

Fig. 6 is a sectional view taken along line B-B in fig. 2.

Fig. 7 is the utility model relates to an insulating housing's among firm type PCB board connector front view.

Fig. 8 is a bottom view of the insulating housing in the stable PCB connector of the present invention.

Fig. 9 is a sectional view taken along line F-F in fig. 7.

Fig. 10 is a partial enlarged view of fig. 9 at G.

Fig. 11 is a sectional view taken along line E-E in fig. 7.

Fig. 12 is the utility model relates to a structural schematic of rivet line terminal in firm type PCB board connector.

Fig. 13 is another schematic structural diagram of the rivet terminal in the stable PCB connector of the present invention.

Fig. 14 is a sectional view taken along line D-D in fig. 13.

The reference numbers shown in the figures denote: 1. an insulating housing; 101. a snap-fit hole; 102. an elastic part; 103. a boss portion; 104. a card slot; 105. a vertical plane; 106. a contact surface; 2. a jack; 3. a wire; 4. riveting a wire terminal; 401. A first riveting section; 402. a clamping section; 403. buckling; 404. a second riveting section; 5. a first insert post; 501. An elastic hook; 6. a second insert post; 7. and (7) a PCB board.

Detailed Description

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear \8230;) are involved in the embodiments of the present invention, the directional indications are only used to explain the relative positional relationship between the components in a specific posture (as shown in the attached drawings), the motion situation, etc., and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The technical solution of the present invention will be described clearly and completely with reference to the following specific embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the structure of the present invention is: the utility model provides a firm type PCB board connector, includes insulating casing 1, and it has a plurality of to be used for inserting the jack 2 of establishing wire 3 to be distributed to be the matrix on insulating casing 1, and the end connection of wire 3 has rivet terminal 4, and rivet terminal 4 top-down inserts and locates in jack 2, and 2 inner walls of every jack symmetry are equipped with bellying 103, and bellying 103 forms the draw-in groove 104 that is used for fixed rivet terminal 4 with 2 inner walls of jack. Through design bellying 103 in jack 2, utilize the draw-in groove 104 card that bellying 103 and 2 inner walls of jack formed to rivet the both sides of line terminal 4, can prevent that the connector from arousing in the plug in-process and rivet rocking of line terminal 4, make rivet the line terminal accurately to inserting the diaphragm orifice of PCB board and insert, avoided because of riveting line terminal 4 rocks the contact failure problem that leads to, thereby improved the utility model discloses PCB board connector's stability.

As further shown in fig. 5 and 10, the card slot 104 is U-shaped.

As further shown in fig. 11, the upper section of the protrusion 103 is a vertical surface 105, the lower section is a contact surface 106, and the contact surface 106 and the vertical surface 105 form a right angle or an obtuse angle. When the rivet terminal 4 is inserted into the insertion hole 2, the vertical surfaces 105 at the two side edges of the rivet terminal 4 are from top to bottom and stop when being inserted into the contact surface 106, so that the rivet terminal 4 can be prevented from shaking.

Referring to fig. 5, fig. 12, fig. 13, and fig. 14 in detail, the rivet terminal 4 includes a first riveting section 401, a clamping section 402, and a second riveting section 404, the first riveting section 401 is riveted outside the insulating layer of the wire 3, the second riveting section 404 is riveted outside the bare wire core of the wire 3, two side edges of the clamping section 402 are bent toward the wire 3 to form a U-shaped structure, and the clamping section 402 is inserted into the clamping groove 104 from top to bottom, the clamping section 402 is inserted into the clamping groove 104 adapted to the clamping section and having the U-shaped structure from top to bottom, so as to prevent the rivet terminal 4 from swinging from front to back and from left to right, so that the rivet terminal 4 can be accurately inserted into the hole of the PCB board, and the stability of the connector is improved.

As further shown in fig. 6 and 12, a buckle 403 is disposed in the middle of the clamping section 402, the buckle 403 is correspondingly matched with a buckle hole 101 formed in the side wall of the insulating housing 1, the buckle 403 is in a barb shape, and after the rivet terminal 4 is inserted into the insertion hole 2, the rivet terminal 4 is clamped through the buckle hole 101 to prevent axial loosening of the rivet terminal 4.

As shown in fig. 6 and 11, an elastic portion 102 bent inward is provided at an upper portion of the locking hole 101. When the rivet terminal 4 is inserted, the situation that individual rivet terminals are unqualified in quality is inevitable, and when the whole connector is not to be scrapped, the elastic part 102 can be pulled outwards by using a thin rod-shaped tool, the buckle 403 is pulled inwards, and the single unqualified rivet terminal 4 can be easily pulled out and replaced.

Referring to fig. 7, 8 and 9 specifically, the left and right ends of the insulating housing 1 are provided with the first inserting posts 5, the lower ends of the two first inserting posts 5 are provided with the elastic hooks 501, the two first inserting posts 5 are designed to be inserted into the holes preset in the PCB 7 to fix the whole insulating housing 1, and the elastic hooks 501 are designed to prevent falling off.

Furthermore, the outer diameters of the two first inserting columns 5 are different in size, the fool-proof function is achieved, and the connector is prevented from being inserted reversely in the direction.

Specifically, referring to fig. 7 and 8, two second insertion posts 6 are disposed on the front side of the insulating housing 1, the second insertion posts 6 are cylindrical, the second insertion posts 6 are aligned with the holes predetermined on the PCB 7, and the second insertion posts 6 are designed to guide and improve stability during connector insertion.

As further shown in fig. 11, the lower end of the second insertion column 6 is provided with a chamfer, which facilitates the insertion of the second insertion column 6.

The present invention has been further described with reference to specific embodiments, but it should be understood that the specific description herein should not be construed as limiting the spirit and scope of the present invention, and that various modifications to the above-described embodiments, which would occur to persons skilled in the art after reading this specification, are within the scope of the present invention.

Claims (10)

1. The utility model provides a firm type PCB board connector, includes insulating housing (1), it has jack (2) that a plurality of is used for inserting wire (3) to be the matrix distribution on insulating housing (1), the end connection of wire (3) has rivet terminal (4), its characterized in that: rivet line terminal (4) top-down and insert and locate in jack (2), every jack (2) inner wall symmetry is equipped with bellying (103), bellying (103) and jack (2) inner wall form draw-in groove (104) that are used for blocking rivet line terminal (4).

2. A robust PCB board connector according to claim 1, wherein: the clamping groove (104) is of a U-shaped structure.

3. A robust PCB board connector according to claim 1, wherein: the upper segment of bellying (103) is vertical face (105), the hypomere is contact surface (106), the contained angle of contact surface (106) and vertical face (105) is right angle or obtuse angle.

4. A robust PCB board connector according to claim 1, wherein: rivet line terminal (4) and include integrated into one piece's first riveting section (401), joint section (402), second riveting section (404), first riveting section (401) is riveted in the insulating layer of wire (3) outside, second riveting section (404) is riveted in the naked core outside of wire (3), the both sides limit of joint section (402) is buckled into U type structure towards wire (3), just joint section (402) top-down inserts and locates in draw-in groove (104).

5. A robust PCB board connector as recited in claim 4, wherein: the middle of the clamping section (402) is provided with a buckle (403), and the buckle (403) is correspondingly matched with a buckle hole (101) formed in the side wall of the insulating shell (1).

6. A robust PCB board connector as recited in claim 5, wherein: the upper part of the buckling hole (101) is provided with an inward bent elastic part (102).

7. A robust PCB board connector according to claim 1, wherein: both ends all are equipped with first post (5) of inserting about insulating casing (1), two the lower extreme of first post (5) of inserting all is equipped with elasticity pothook (501).

8. A robust PCB board connector as recited in claim 7, wherein: the outer diameters of the two first inserting columns (5) are different in size.

9. A robust PCB board connector according to claim 1, wherein: two second inserting columns (6) are arranged on the front side of the insulating shell (1), and the second inserting columns (6) are cylindrical.

10. A robust PCB board connector as recited in claim 9, wherein: and a chamfer is arranged at the lower end of the second inserting column (6).

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