CN217009746U

CN217009746U - Puncture type connector

Info

Publication number: CN217009746U
Application number: CN202220207356.2U
Authority: CN
Inventors: 杨盼盼; 赵世志
Original assignee: Weifeng Electronic Guangdong Co ltd
Current assignee: Weifeng Electronic Guangdong Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-07-19
Anticipated expiration: 2032-01-25

Abstract

The utility model relates to the technical field of connectors, in particular to a puncture-type connector which comprises a plastic shell, an iron shell, a connecting body and two wire clamps, wherein the connecting body is arranged on the iron shell, the plastic shell is provided with a containing cavity for containing the iron shell, the two wire clamps are provided with wire grooves for containing external connecting wires, the connecting body is provided with connecting terminals, the connecting terminals are electrically connected with the external connecting wires through the wire clamps, the two sides of each wire clamp are convexly provided with fastening parts, the inner sides of the fastening parts are provided with first-stage clamping grooves, the two sides of the connecting body are convexly provided with bosses, the two wire clamps are assembled on the connecting body, the fastening parts are positioned on the two sides of the connecting body, and the bosses are assembled in the first-stage clamping grooves of the corresponding wire clamps. According to the puncture-type connector provided by the utility model, the wire clamp and the connecting main body can be locked, so that the connection reliability of the wire clamp and the connecting main body is improved.

Description

Puncture type connector

Technical Field

The utility model relates to the technical field of connectors, in particular to a puncture-type connector.

Background

The industrial Micro I/O connector system is a compact, wire-to-wire and wire-to-board solution, reliable connection in serial, bus and ethernet industrial applications. Industrial Micro I/O is only 25% of the size of a conventional RJ45, saving valuable circuit board space, combined with a reduction in height, which allows the construction of very compact DIN rail system modules. The existing structure of industrial Micro I/O combines a small metal locking mechanism with a high-retentivity plate-type connection, prevents accidental pulling out and/or non-contact, reduces the potential system signal termination risk, ensures stable connection guarantee through a contact system of double contact points, and prevents unnecessary communication signal loss, and can be used in the common environment with impact and vibration in the industry.

But current industry Micro I/O connector, its fastener side does not have the locking structure, and the customer assembly need wear to establish the fastener with the connecting wire in advance, and the rethread riveting combines fastener and main connection body, because the side of fastener does not have the locking structure, so have after the assembly not fixed, have bad risks such as pine take off.

Disclosure of Invention

The utility model provides a puncture type connector aiming at the problems in the prior art, wherein a first-stage clamping groove is formed in the side surface of a wire clamp, and a boss matched with the first-stage clamping groove is formed in the side surface of a connecting main body, so that the locking between the wire clamp and the connecting main body is realized after the wire clamp is assembled, and the connecting reliability of the wire clamp and the connecting main body is improved.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a puncture type connector, includes plastic shell, iron-clad, connecting body and fastener, connecting body install in the iron-clad, the plastic shell is offered and is used for holding the appearance chamber of iron-clad, its characterized in that: the fastener is provided with two, the fastener is seted up and is used for holding the wire casing of establishing the external connection line, connecting terminal has been installed to the splice holder, connecting terminal passes through the fastener is connected with the external connection line electricity, the both sides of fastener are all protruding to be equipped with tight accessory, first order draw-in groove has been seted up to the inboard of tight accessory, the both sides of splice holder are all protruding to be equipped with the boss, two the fastener all assemble in the splice holder, tight accessory is located the both sides of splice holder, the boss assemble in corresponding in the first order draw-in groove of fastener.

Preferably, the tight fitting part is further provided with a second-order clamping groove, the second-order clamping groove and the first-order clamping groove are arranged at intervals, the first-order clamping groove is located at one end, close to the wire clamp, of the tight fitting part, and the second-order clamping groove is used for assembling the boss.

Preferably, the second step card slot has the same shape as the first step card slot.

Preferably, the wire clamp is provided with a plurality of puncture holes, the puncture holes are communicated with the wire grooves, the connecting terminals are convexly arranged on the connecting main body, and the connecting terminals penetrate through the puncture holes and then puncture connecting wires in the wire grooves.

Preferably, the side surface of the wire clamp is provided with a spacing groove, after the wire clamp is assembled in the connecting main body, the close fitting part of one wire clamp is assembled in the spacing groove of the other wire clamp.

Preferably, the iron shell comprises an insertion part and an installation part, the insertion part is detachably connected with the installation part, the connection main body is arranged on the installation part, and the insertion part is used for being inserted into an external connector.

Preferably, the axial section of the insertion part is in a D shape.

Preferably, the shape of the axial section of the insertion part is U-shaped.

The utility model has the beneficial effects that:

according to the puncture-type connector provided by the utility model, the first-stage clamping grooves are formed in the two sides of the wire clamp, and after the two wire clamps are pressed onto the connecting main body, the first-stage clamping grooves of the wire clamp are clamped with the bosses on the side surface of the connecting main body, so that the wire clamp is difficult to separate from the connecting main body without the aid of external force, the connection stability between the wire clamp and the connecting main body is improved, and the stability and reliability of data communication of the puncture-type connector are improved.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a schematic structural view of the wire clamp of the present invention;

FIG. 5 is a schematic axial cross-section "D" of the insert of the present invention;

fig. 6 is a schematic structural view of the insertion part of the present invention, the axial section of which is "U".

The reference numerals in fig. 1 to 6 include:

1-plastic shell, 2-plug part, 3-mounting part, 4-clamping block, 5-groove, 6-connecting body, 7-wire clamp, 8-wire groove, 9-connecting terminal, 10-fastening part, 11-first-stage clamping groove, 12-boss, 13-second-stage clamping groove, 14-puncture hole and 15-avoiding groove.

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 is described in detail below with reference to the attached drawings.

The puncture-type connector provided in this embodiment, as shown in fig. 1 to 3, includes a plastic housing 1, an iron shell, a connecting body 6 and a wire clamp 7, wherein the plastic housing 1 is provided with a push rod, the push rod is mainly used for disassembling and assembling the plastic housing 1, and a connection manner between the push rod and the plastic housing 1 is the prior art and is not described herein again; connecting body 6 installs in the iron casing, and plastic shell 1 offers the appearance chamber that is used for holding the iron casing, and connecting body 6 is used for being connected with the connecting wire, and the iron casing is used for being connected with outside connector or circuit board. The fastener 7 of this embodiment is provided with two, fastener 7 offers the wire casing 8 that is used for holding and establishes external connection line, connecting terminal 9 has been installed to connecting main part 6, connecting terminal 9 is connected with the external connection line electricity through fastener 7, the equal protruding tight accessory 10 that is equipped with in both sides of fastener 7, first order draw-in groove 11 has been seted up to the inboard of tight accessory 10, connecting main part 6's both sides are all protruding boss 12 that is equipped with, wherein boss 12 is provided with a plurality of and the interval sets up, two fasteners 7 all assemble in connecting main part 6, tight accessory 10 is located connecting main part 6's both sides, boss 12 assembles in corresponding fastener 7's first order draw-in groove 11.

Specifically, the two sides of the wire clamp 7 are provided with first-order clamping grooves 11, after the two wire clamps 7 are pressed onto the connecting main body 6, the connecting terminals 9 on the connecting main body 6 pierce the connecting wires in the wire grooves 8 to realize electric connection, and the first-order clamping grooves 11 of the wire clamp 7 are clamped with the bosses 12 on the side faces of the connecting main body 6, so that the wire clamp 7 is difficult to be separated from the connecting main body 6 under the assistance of no external force, the connection stability between the wire clamp 7 and the connecting main body 6 is effectively improved, and the stability and reliability of data communication of the piercing connector of the embodiment are improved.

Furthermore, as shown in fig. 2 to 4, the fastening member 10 is further provided with a second-step engaging groove 13, the second-step engaging groove 13 is spaced from the first-step engaging groove 11, the first-step engaging groove 11 is located at one end of the fastening member 10 close to the clip 7, and the second-step engaging groove 13 is used for assembling the boss 12.

Specifically, because the both sides of fastener 7 do not set up the locking structure among the prior art, so need insert the connecting wire in fastener 7 earlier, fix a position fastener 7 and connecting body 6 again, mode such as the riveting of rethread after the location makes connecting terminal 9 insert the connecting wire, and fastener 7 is consequently fixed in connecting body 6, but this kind of mode except that fastener 7 is not firm enough, and the production mode is still complicated, and the location work of fastener 7 is troublesome, has reduced the production efficiency of connector. However, in this embodiment, a second-order clamping groove 13 is additionally arranged on the close fitting 10, the positions of the first-order clamping groove 11 and the second-order clamping groove 13 on the close fitting 10 are as shown in fig. 4, and the second-order clamping groove 13 is located outside the close fitting 10, so that, during assembly, the second-order clamping groove 13 of the wire clamp 7 can be firstly clamped with the boss 12 of the connecting body 6, so as to realize the positioning of the wire clamp 7 and the connecting body 6, then the connecting wire is inserted into the wire slot 8 of the wire clamp 7, the connecting terminal 9 is inserted into the connecting wire through processes such as riveting, the first-order clamping groove 11 of the wire clamp 7 is clamped with the boss 12 after riveting, so as to realize the fixing of the wire clamp 7 and the connecting body 6, the second-order clamping groove 13 of the wire clamp 7 in this embodiment is beneficial to the positioning of the wire clamp 7, the positioning manner is simple, and the operation is convenient, so as to help to improve the production efficiency. Furthermore, the shape of the second-step clamping groove 13 is the same as that of the first-step clamping groove 11, and the first-step clamping groove 11 and the second-step clamping groove 13 are located on the same straight line, so that the boss 12 can smoothly enter the first-step clamping groove 11 in the riveting process.

In the puncture-type connector provided by this embodiment, as shown in fig. 4, the wire clip 7 is provided with a plurality of puncture holes 14, the puncture holes 14 are communicated with the wire groove 8, the connecting main body 6 is convexly provided on the connecting terminal 9, and the connecting terminal 9 pierces through the puncture holes 14 and then pierces through the connecting wire in the wire groove 8. In particular, the piercing hole 14 is elongated in shape, facilitating the connection terminal 9 to pass through and pierce the connection line.

Furthermore, a clearance groove 15 is formed in the side surface of the wire clamp 7, after the wire clamp 7 is assembled in the connecting main body 6, the close fitting piece 10 of one wire clamp 7 is assembled in the clearance groove 15 of the other wire clamp 7. Specifically, after the wire clamp 7 is assembled on the connecting body 6, the tight fitting parts 10 of the two wire clamps 7 are respectively assembled in the avoiding grooves 15 of the other side, so that the size between the two assembled wire clamps 7 is reduced, the tight fitting parts 10 are limited in the avoiding grooves 15, the movement of the tight fitting parts 10 is limited, the bosses 12 are clamped with the first-order clamping grooves 11, the wire clamp 7 is difficult to pull out without the assistance of external force, and the stability of the assembled wire clamp 7 is further improved.

In the puncture-type connector provided by this embodiment, as shown in fig. 2, the iron shell includes a plug portion 2 and a mounting portion 3, the plug portion 2 is detachably connected to the mounting portion 3, the connecting body 6 is mounted on the mounting portion 3, and the plug portion 2 is used for being plugged with an external connector. Alternatively, as shown in fig. 5, the axial cross section of the insertion part 2 is shaped like a letter "D". As another embodiment of the present embodiment, as shown in fig. 6, the shape of the axial cross section of the socket 2 is "U" shaped. Specifically, the inserting portion 2 in the shape of "D" or "U" can be applied to different external connectors, as shown in fig. 2, the protruding fixture block 4 that is equipped with in the outside of the inserting portion 2, the recess 5 is opened in the inside of the mounting portion 3, the fixture block 4 is clamped in the recess 5 after the assembly, and the connection mode of the mounting portion 3 and the connecting body 6 is the prior art, and this embodiment is not repeated.

Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.

Claims

1. The utility model provides a puncture type connector, includes plastic shell, iron-clad, connecting body and fastener, connecting body install in the iron-clad, the plastic shell is offered and is used for holding the appearance chamber of iron-clad, its characterized in that: the fastener is provided with two, the fastener is seted up and is used for holding the wire casing of establishing the external connection line, connecting terminal has been installed to the splice holder, connecting terminal passes through the fastener is connected with the external connection line electricity, the both sides of fastener are all protruding to be equipped with tight accessory, first order draw-in groove has been seted up to the inboard of tight accessory, the both sides of splice holder are all protruding to be equipped with the boss, two the fastener all assemble in the splice holder, tight accessory is located the both sides of splice holder, the boss assemble in corresponding in the first order draw-in groove of fastener.

2. The puncture-type connector according to claim 1, wherein: the tight fitting part is further provided with a second-order clamping groove, the second-order clamping groove and the first-order clamping groove are arranged at intervals, the first-order clamping groove is located at one end, close to the wire clamp, of the tight fitting part, and the second-order clamping groove is used for assembling the boss.

3. The puncture-type connector according to claim 2, wherein: the second-stage clamping groove is the same as the first-stage clamping groove in shape.

4. The puncture-type connector according to claim 1, wherein: the wire clamp is provided with a plurality of puncture holes, the puncture holes are communicated with the wire grooves, the connecting terminals are convexly arranged on the connecting main body, and the connecting terminals penetrate through the puncture holes and then puncture the connecting wires in the wire grooves.

5. The puncture-type connector according to claim 1, wherein: the side of the wire clamp is provided with a spacing groove, after the wire clamp is assembled in the connecting main body, the close fitting part of one wire clamp is assembled in the spacing groove of the other wire clamp.

6. The puncture-type connector according to claim 1, wherein: the iron shell comprises an inserting part and an installation part, the inserting part is detachably connected with the installation part, the connection main body is installed on the installation part, and the inserting part is used for being inserted into an external connector.

7. The pierce-type connector according to claim 6, wherein: the shape of the axial section of the insertion part is D-shaped.

8. The pierce-type connector according to claim 6, wherein: the shape of the axial section of the insertion part is U-shaped.