CN220605127U

CN220605127U - Anti-reverse-insertion connector

Info

Publication number: CN220605127U
Application number: CN202322287432.2U
Authority: CN
Inventors: 张波
Original assignee: Guangdong Zhongguang Energy Storage Technology Co ltd
Current assignee: Guangdong Zhongguang Energy Storage Technology Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-03-15
Anticipated expiration: 2033-08-24

Abstract

The utility model discloses an anti-reverse-insertion connector, which comprises a first connector and a second connector which have the same structure and can be mutually coupled; the connector I comprises a connecting body I, a plurality of lock holes are formed in the connecting body I, conductive pins adapting to the lock holes are arranged in the lock holes in a penetrating mode, two ends of each conductive pin extend outwards to form a plug-in portion and a threaded connection portion, the threaded connection portion is in threaded connection with a wire terminal, an abutting portion is arranged on the plug-in portion, the abutting portion abuts against one end face of the connecting body, production can be achieved through one set of die, multiple sets of dies do not need to be opened, cost is effectively saved, and in addition, because the structures of the two connectors are identical, when one connector is damaged and needs to be maintained, accessories do not need to be specially selected, the installation mode and the wiring mode are identical, and the connector is convenient to maintain.

Description

Anti-reverse-insertion connector

Technical Field

The utility model belongs to the technical field of connectors, and particularly relates to an anti-reverse-insertion connector.

Background

The existing energy storage products need to use 2 connectors, namely a male connector and a female connector which are matched with each other, when connecting a power grid and a photovoltaic, but the two connectors are structurally different, so that the following problems exist:

1. the male connector and the female connector are two independent bodies and are not of a mutual structure, at least 2 or more than 2 moulds are needed to be opened during production, so that the production cost is greatly increased,

2. there are 2 ways to put the conductive pin in the connector on the market at present, one way is to mold the conductive pin together with the housing during molding, and then mold the conductive pin together with the housing, and this method has the disadvantage that the conductive pin cannot be taken out or replaced once the molding is completed. Secondly, the male head and the female head are respectively provided with 2 moulds (the shell and the needle groove), namely 4 moulds, and the freedom degree of the conductive needle in all directions is limited when the shell is combined with the needle groove up and down, but the method has a large quantity of mould opening, the mould opening cost is increased, and the shell is possibly damaged when the conductive needle needs to be replaced,

3. the contact pin mounting holes of the existing connector housings in the current market are all used for fixing a certain contact pin (either a male contact pin or a female contact pin), so that the connector housing is poor in universality and narrow in application range.

Disclosure of Invention

The present utility model is directed to an anti-reverse plug connector, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an anti-reverse plug connector comprises a first connector and a second connector which have the same structure and can be mutually coupled;

the connector I comprises a connector body I, a plurality of lock holes are formed in the connector body I, conductive pins adapting to the lock holes are arranged in the lock holes in a penetrating mode, insertion portions and threaded connection portions are formed in the two ends of the conductive pins in an outward extending mode, the threaded connection portions are in threaded connection with the wire terminals, abutting portions are arranged on the insertion portions, and the abutting portions abut against one end face of the connector body.

Further technical scheme, connecting body one includes the base, the base surface uses the bisector as the boundary, and its one side is equipped with boss one, be equipped with in the boss one and agree with groove and a plurality of constant head tank, the opposite side is equipped with the boss two that agree with the groove and suits to and be equipped with the reference column that suits with the constant head tank.

According to a further technical scheme, the section of the positioning groove is polygonal.

According to a further technical scheme, three through holes which are communicated with each other are formed in the wire terminal, and one through hole is provided with threads.

According to a further technical scheme, two first protruding columns are arranged in the fit groove, the first protruding columns correspond to the lock holes, a first inserting groove corresponding to the first protruding columns is arranged in the second protruding columns, and the first inserting groove corresponds to the lock holes.

According to the further technical scheme, a second slot is formed in the central axis of the boss I, a second convex column is arranged on the other side of the base corresponding to the second slot, and the second slot and the second convex column respectively correspond to the lock hole.

According to the further technical scheme, the base takes the central axis as a boundary, a plurality of first signal pins are symmetrically arranged in the fit groove, a plurality of third slots corresponding to the first signal pins are symmetrically arranged at the second boss, and a second signal pin is arranged in the third slot.

Further technical scheme is located bisector central point department and is equipped with the lockhole, and the periphery that is located the lockhole is located one side of agreeing with the groove and is equipped with semicircle pillar, and one side that is located boss two is equipped with semicircle groove.

The utility model has the beneficial effects that:

the utility model can realize production through one set of die, does not need to open a plurality of sets of dies, has the effect of saving cost, and in addition, because the structures of the two connectors are completely identical, when one connector is damaged and needs to be maintained, accessories do not need to be specially selected, the installation mode and the wiring mode are completely identical, and the maintenance is convenient;

because the conductive needle has public and female branch, so select to assemble in the in-service use, in the equipment process, insert conductive needle from the lockhole until conflict portion is contradicted with the body one end face of connecting, threaded connection portion stretches out from the other end of lockhole this moment, then line terminal and threaded connection portion threaded connection, until line terminal screw up with connect the body one another terminal face conflict, realize fixed conductive needle, the equipment process is simple swift, and can select female conductive needle or public conductive needle according to actual conditions, need not to destroy the body one of connecting, the flexibility is higher, homozygosity is better, and application range is wider.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

Fig. 1: the first connector and the second connector are connected in a schematic mode.

Fig. 2: the connector I and the connector II are respectively provided with a schematic separation diagram.

Fig. 3: an exploded view of the connector of the present utility model.

Fig. 4: the wire terminal and conductive pin structure of the present utility model.

Fig. 5: one embodiment of the connector of the present utility model is a plan view.

Fig. 6: a connector according to a second embodiment of the present utility model is a three-dimensional structure.

Fig. 7: two plan views of one embodiment of the connector of the present utility model are shown.

Reference numerals: 1-connector I, 11-connection body I, 111-base, 112-boss I, 113-fitting groove, 114-positioning groove, 115-boss II, 116-positioning post, 117-post I, 118-slot I, 119-slot II, 120-post II, 121-slot III, 122-semicircle pillar, 123-semicircle groove, 13-lockhole, 141-conductive pin, 142-plug-in portion, 143-threaded connection portion, 144-interference portion, 151-wire terminal, 152-through hole, 16-signal pin I, 17-signal pin II, 2-connector II.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Please refer to fig. 1-7;

the utility model discloses an anti-reverse-insertion connector, which comprises a first connector 1 and a second connector 2 which have the same structure and can be mutually coupled; the production can be realized through one set of die, multiple sets of dies are not required to be opened, the cost is effectively saved, in addition, because the structures of the two connectors are completely identical, when one connector is damaged and needs to be maintained, accessories are not required to be specially selected, the installation mode and the wiring mode are completely identical, and the maintenance is convenient.

In this embodiment, a connector 1 is taken as an example for further explanation, the connector 1 includes a first connection body 11, a plurality of lock holes 13 are provided on the first connection body 11, conductive pins 141 are penetrated in the lock holes 13, the portions of the conductive pins 141 located in the lock holes 13 are adapted to the portions of the conductive pins, which can prevent the conductive pins 141 from deviating and rotating, and the like, the two ends of the conductive pins 141 extend outwards to form inserting connection parts 142 and threaded connection parts 143, the threaded connection parts 143 are in threaded connection with the line terminals 151, the inserting connection parts 142 are provided with abutting parts 144, and the abutting parts 144 abut against the end faces of the first connection body 11;

based on the above structure, it can be known that the conductive pin 141 is not fixedly connected with the first connection body 11, but the conductive pin 141 is inserted into the lock hole 13 after the first connection body 11 is produced, so that the conductive pin 141 does not need to be inserted into a mold in advance when the first connection body 11 is produced, the injection molding step can be omitted, the production efficiency is improved, and the conductive pin 141 and the first connection body 11 are assembled when in use;

the locking hole 13 in this embodiment is an irregular hole or an arcuate hole, so that the conductive pin 141 can be prevented from rotating, and in addition, the end surface area of the abutting portion 144 is larger than the end surface area of the locking hole 13, so that the abutting portion 144 abuts against the end surface of the first connecting body 11.

Because the conductive pin 141 has the male and female parts, so in the actual use process, the assembly is selected, in the assembly process, the conductive pin 141 is inserted from the lock hole 13 until the abutting part 144 abuts against the end face of the first connecting body 11, at this time, the threaded connecting part 143 extends from the other end face of the lock hole 13, then the wire terminal 151 is in threaded connection with the threaded connecting part 143 until the wire terminal 151 is screwed up to abut against the other end face of the first connecting body 11, the conductive pin 141 is fixed, the assembly process is simple and quick, the female conductive pin 141 or the male conductive pin 141 can be selected according to the actual situation, the first connecting body 11 is not required to be damaged, the flexibility is higher, the homomorphism is better, and the application range is wider.

In this embodiment, three through holes 152 are provided on the wire terminal 151, wherein one through hole 152 is provided with threads, and a wire can pass through the two through holes 152 without threads, and then a fixing member such as a screw is used to connect with the threaded through holes 152, so as to press and fix the wire.

Of course, the conductive pin 141 may be inserted into the first 11 of the connection bodies in advance at the time of shipment, and the conductive pin 141 is connected to the wire terminal 151 without being screwed, and then adjusted at the site of use, or directly used without adjustment.

The present utility model relates to one embodiment of a first connecting body 11, specifically including a base 111, wherein the surface of the base 111 is rectangular, a midpoint position in a length direction is defined as a bisector, a midpoint in a width direction is defined as an axis, the surface of the base 111 is defined as a boundary with the bisector, one side of the base 111 is provided with a first boss 112, a fitting groove 113 and a plurality of positioning grooves 114 are arranged in the first boss 112, the other side is provided with a second boss 115 corresponding to the fitting groove 113, and a positioning column 116 corresponding to the positioning groove 114 are arranged;

the second connector 2 has the structure, when the first connector 1 is coupled with the second connector 2, the second boss 115 and the plurality of positioning posts 116 of the first connector 1 are respectively inserted into the engaging groove 113 and the positioning groove 114 in the second connector 2, and the second boss 115 and the plurality of positioning posts 116 of the corresponding second connector 2 are respectively inserted into the engaging groove 113 and the positioning groove 114 in the first connector 1, so that coupling is realized, preferably, for connection to be more compact, the end face of the first boss 112 of the first connector 1 is attached to the surface of the base 111 of the second connector 2, and the end face of the first boss 112 of the second connector 2 is attached to the surface of the base 111 of the second connector 2; further, outside the gaps such as the boss I112, the engagement groove 113, the positioning groove 114 and the like, one side of the base 111 is covered, so that the connector I1 and the connector II 2 are coupled to form an integral cuboid or other multi-sided solid structure, and the structure is more compact and is not easy to open.

In addition, by adopting the arrangement of the boss one 112, the engagement groove 113, the boss two 115, the positioning column 116, the positioning groove 114 and the like, the layout thereof can be clearly seen in appearance, that is, how the two connectors are connected can be clearly clarified, and the occurrence of reverse insertion can be prevented.

In this embodiment, the cross section of the positioning slot 114 is polygonal, and the corresponding positioning column 116 is a polygonal prism, which is more beneficial to positioning and positioning offset.

The layout of the conductive pin 141 is described based on the embodiment of the connection body one 11;

in the first embodiment, two first pins 117 are disposed in the engaging groove 113, the first pin 117 corresponds to the lock hole 13, a first slot 118 corresponding to the first pin 117 is disposed in the second boss 115, the first slot 118 corresponds to the lock hole 13, and the first pins 117 and the first slot 118 are both disposed with conductive pins 141, so that the male and female allocations of the conductive pins 141 can be set according to practical situations, for example, the first connector 1 is all set to be the male conductive pins 141, the second connector 2 is all set to be the female conductive pins 141, or the first pin 117 of the first connector 1 is set to be the male conductive pins 141, the first slot 118 of the second connector 2 is set to be the female conductive pins 141, and the first connector and the second connector can be detached based on the conductive pins 141.

In the second embodiment, the second slot 119 is disposed on the axis of the first boss 112, the second boss 119 is disposed on the other side of the base 111 corresponding to the second slot 119, the second slot 119 and the second boss 120 are respectively disposed corresponding to the lock hole 13, that is, the second slot 119 and the second boss 120 are both disposed with conductive pins 141, and the first embodiment can be referred to for the male and female arrangement of the conductive pins 141.

Based on the same structure of the first connector 1 and the second connector 2, the mode of detachable replacement of the conductive pins 141 is matched, a lock hole 13 is formed in the center point of the bisector, a semicircular arc column 122 is arranged on one side, located on the fit groove 113, of the periphery of the lock hole 13, a semicircular groove 123 is formed on one side, located on the second boss 115, of the first connector 1, the middle points of the first connectors are set to be the male conductive pins 141, and the middle points of the second connectors 2 are set to be the female conductive pins 141.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the embodiments of the disclosure may be suitably combined to form other embodiments as will be understood by those skilled in the art.

Claims

1. The utility model provides a prevent down and insert connector, includes that the structure is the same, and connector one (1) and connector two (2) that can couple each other, its characterized in that:

the connector I (1) comprises a connector body I (11), a plurality of lock holes (13) are formed in the connector body I (11), conductive pins (141) adapting to the lock holes (13) are arranged in the lock holes (13) in a penetrating mode, plug-in portions (142) and threaded connection portions (143) are formed in the outer extending mode at two ends of the conductive pins (141), the threaded connection portions (143) are in threaded connection with the wire terminals (151), abutting portions (144) are arranged on the plug-in portions (142), and the abutting portions (144) abut against the end faces of the connector body I (11).

2. The anti-back-insertion connector according to claim 1, wherein: the first connecting body (11) comprises a base (111), the surface of the base (111) is divided by a bisector, one side of the base is provided with a first boss (112), a fitting groove (113) and a plurality of positioning grooves (114) are formed in the first boss (112), the other side of the base is provided with a second boss (115) which is matched with the fitting groove (113), and a positioning column (116) which is matched with the positioning groove (114).

3. The anti-back-insertion connector according to claim 2, wherein: the section of the positioning groove (114) is polygonal.

4. The anti-back-insertion connector according to claim 1, wherein: three through holes (152) which are mutually communicated are formed in the wire terminal (151), and one through hole (152) is provided with threads.

5. The anti-back-insertion connector according to claim 2, wherein: two first convex posts (117) are arranged in the fit groove (113), the first convex posts (117) correspond to the lock hole (13), a first slot (118) corresponding to the first convex posts (117) is arranged in the second convex posts (115), and the first slot (118) corresponds to the lock hole (13).

6. The anti-back-insertion connector according to claim 2, wherein: the boss I (112) is provided with a slot II (119) on the central axis, the other side of the base (111) corresponding to the slot II (119) is provided with a convex column II (120), and the slot II (119) and the convex column II (120) respectively correspond to the lock hole (13).

7. The anti-back-insertion connector of claim 6, wherein: the base (111) takes the central axis as a boundary, a plurality of first signal pins (16) are symmetrically arranged in the fit groove (113), a plurality of third slots (121) corresponding to the first signal pins (16) are symmetrically arranged at the boss II (115), and second signal pins (17) are arranged in the third slots (121).

8. A connector as claimed in any one of claims 1 to 7, wherein: a lock hole (13) is arranged at the center point of the bisector, a semicircular arc column (122) is arranged at one side of the periphery of the lock hole (13) which is positioned at the fit groove (113), and a semicircular groove (123) is arranged at one side of the boss II (115).