CN210272913U - External auxiliary terminal device and pluggable device - Google Patents

Abstract

The utility model relates to a plug auxiliary device of connector especially indicates an external auxiliary terminal device and uses the plug ware of its device, including first terminal spare and the second terminal spare that uses with it, first terminal spare plug-in is connected in second terminal spare, promotes the connection stability of connector effectively.

Description

External auxiliary terminal device and pluggable device

Technical Field

The utility model relates to a plug auxiliary device of connector especially indicates an external supplementary terminal device and plug ware.

Background

A plug-in connector (hereinafter referred to as a plug-in connector) is a type of connector, and is an electronic component for realizing electrical connection, and is widely applied to electronic devices, such as a distribution box, logistics handling equipment, and the like.

At present, most of pluggable units and auxiliary terminals are integrated in the market, namely, an integrated manufacturing mode is adopted, and compared with the traditional pluggable unit, the following outstanding problems exist:

1. on one hand, the integral type is higher than the ordinary cost, and on the other hand, if the plug-in device is damaged, the integral type needs to be replaced, so that the cost is increased.

2. The long-time pulling and inserting repeated movement can wear the internal auxiliary terminal, so that the internal auxiliary terminal is easy to fall off, and the stability effect of the connection of the pulling and inserting device can not be achieved.

3. The connection stability of the pluggable device is reduced, and unreliable phenomena such as disconnection of the wiring harness and the like are caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the present invention is to provide an external auxiliary terminal device and a pluggable device using the same, which can improve the connection stability of a connector and have low cost and good performance.

In order to achieve the above object, the main technical solution of the present invention is an external auxiliary terminal device, including a first terminal and a second terminal used in cooperation therewith, the first terminal is connected to the second terminal in a plug-in manner, which is characterized in that a side of the first terminal is provided with a first mounting portion, a side of the second terminal is provided with a second mounting portion, and the first mounting portion and the second mounting portion are provided with connecting members.

Preferably, the connecting member includes a first mounting hole and a fixing screw fitted to the first mounting hole.

Preferably, at least one protrusion is disposed on the connecting end surface of the first terminal member, at least one groove is disposed in the connecting end surface of the second terminal member corresponding to the protrusion, and the protrusion can be inserted into the groove.

Preferably, a contact pin is arranged in the groove, a pinhole is arranged in the square column corresponding to the groove, the aperture of the pinhole is matched with the contact pin, a contact is arranged in the pinhole, the contact pin is inserted into the pinhole, and the needle head of the contact pin can touch the contact.

Preferably, the raised blocks are selected from square columns.

In addition, the pluggable device is characterized by comprising the external auxiliary terminal device;

still include the plug-in connector, the detachable connection of auxiliary terminal device is outside the plug-in connector.

Preferably, a second mounting hole is preset in a position without an auxiliary contact of the plug-in connector, the first mounting hole and the second mounting hole are arranged in an aligned manner and fastened through a fixing screw, and the auxiliary terminal device is connected outside the plug-in connector.

Preferably, the auxiliary terminal device can be arranged above, on both sides or at the bottom of the plug connector.

The utility model discloses owing to adopted above technical scheme, with the external plug-in connector of arranging of auxiliary terminal device, the cost is reduced, conveniently change the auxiliary terminal device or the plug-in connector of wearing and tearing, auxiliary terminal device is lower by cost such as plastics material, light in weight's material is made, the economy is improved, auxiliary terminal device also can lead weak electric signal, make strong and weak signal separately carry, mutual noninterference, auxiliary terminal device also adopts the plug-in to connect, and insert or pull out the action with the connector and go on in step, promote the connection stability of connector on the one hand, on the other hand also guarantees that the action of connecting is convenient.

Drawings

Figure 1 is a schematic structural view of an embodiment of the present invention,

figure 2 is a schematic side view of the embodiment of figure 1,

figure 3 is a schematic view of the structure of the auxiliary terminal,

in the figure: the auxiliary terminal device 1, the first terminal member 11, the second terminal member 12, the bump 111, the pin 121, the groove 122, the plug-in connector 2, the first mounting portion 112, the second mounting portion 123, and the first mounting hole 3.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are 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 one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a plug connector, which includes a plug connector 2 and an auxiliary terminal device 1 detachably connected to the outside of the plug connector 2, and specifically, in this embodiment, a second mounting hole (not shown) is preset on the plug connector 2, the second mounting hole needs to be disposed at a position without an auxiliary contact, the auxiliary terminal device 1 is also provided with a corresponding first mounting hole 3, a fixing screw is inserted into the two mounting holes to connect the auxiliary terminal device 1 to the plug connector 2, thereby implementing an external arrangement manner, such that compared with an integral plug connector, the cost is lower, and due to multiple plugging movements, once the plug connector 2 or the auxiliary terminal device 1 is worn or damaged, only a new plug connector 2 or auxiliary terminal device 1 needs to be replaced, without the need for a total replacement.

In other embodiments, the auxiliary terminal device 1 may be installed above the connector, and may also be connected below or on both sides of the connector, and it should be noted that the second installation hole needs to be disposed at a position that does not damage the auxiliary contacts in the plug-in connector 2, because after the plug-in connectors 2 are connected together, the auxiliary contacts are used for electrical signal communication, once the auxiliary contacts are damaged, the situation that the wiring harness is broken occurs, and the connector is damaged.

In addition, in other embodiments, the detachable connection mode may also be a clamping mode, a clamping groove is disposed at a position of the plug-in connector 2 without the auxiliary contact, and the connecting piece of the auxiliary terminal device 1 is a clamping block adapted to the clamping groove, so as to clamp the auxiliary terminal device 1 to the plug-in connector 2.

As shown in fig. 3, the auxiliary terminal device 1 is mainly used for connecting an auxiliary plug-in connector 2 and improving stability of the plug-in connector 2, and particularly includes a first terminal 11 and a second terminal 12, the first terminal 11 and the second terminal 12 are used in cooperation, the first terminal 11 is detachably connected to the second terminal 12, the first terminal 11 is provided with a first mounting portion 112, the second terminal 12 is provided with a second mounting portion 123, and connecting members are arranged on the first mounting portion 112 and the second mounting portion 123.

In this embodiment, the connecting piece is first mounting hole 3, first mounting hole 3 is adapted with a set screw, first installation department 112 and second installation department 123 set up respectively on the both ends of a side of first terminal piece 11 and second terminal piece 12, the side does not include the interface end of first terminal piece 11 or second terminal piece 12, first mounting hole 3 is placed with the second mounting hole position of plug-in connector 2, through putting into set screw, connects auxiliary terminal device 1 on plug-in connector 2.

Of course, in other embodiments, the connecting member is a clamping block, and the corresponding connecting portion of the plug-in connector 2 is provided with an adaptive clamping groove, which is not described in detail as the above-mentioned clamping manner.

In addition, in the present embodiment, the first mounting portion 112 and the second mounting portion 123 are identical in structure and are located at axisymmetrical positions.

In this embodiment, the detachable connection is a plug-in connection, specifically, four protruding blocks 111 are disposed on the connection end surface of the first terminal member 11, four grooves 122 are disposed in the connection end surface of the second terminal member 12 corresponding to the first terminal member, the protruding blocks 111 can be inserted into the grooves 122, so as to implement the plug-in connection, the plug-in connection includes insertion and extraction, the insertion is inserting the protruding blocks into the grooves, and the extraction is separating the protruding blocks from the grooves, wherein the protruding blocks 111 are cylinders, which can be square columns, circular columns, prism columns, etc., in this embodiment, the protruding blocks 111 are square columns, and the shapes of the grooves 122 corresponding to the protruding blocks are matched with the square columns.

In addition, the number of the convex blocks 111 is at least more than one, and the same number of the grooves 122 is also corresponding to the convex blocks.

In addition, in some embodiments, a pin 121 is disposed in the groove 122, a pin hole is disposed in the square pillar corresponding to the pin 121, a contact is disposed in the pin hole, wherein a fixed end of the pin 121 is connected with a signal transmitting line, a fixed end of the contact is connected with a signal receiving line, a hole diameter of the pin hole is adapted to the pin 121, the adaptation means that the diameter of the pin hole is slightly larger than that of a pin body of the pin, the pin 121 can be inserted into the pin hole, and the pin head touches the contact in the pin hole, so as to communicate weak.

In the present embodiment, the auxiliary terminal device 1 is made of plastic.

The operation steps are that when the plug-in connector 2 is inserted or pulled out, the auxiliary terminal device 1 is connected with the plug-in connector to perform corresponding insertion or pulling-out actions.

It is summarized that this embodiment provides external auxiliary terminal device 1, on the one hand can promote plug-in connector 2's connection stability, the condition such as elimination pencil short circuit, on the other hand cost is lower relatively, and for the integral type, auxiliary terminal device 1 and plug-in connector 2 separable set, in other words, because many times plug motion, in case connector or auxiliary terminal device 1 is worn out or destroyed, only need to replace new connector or auxiliary terminal device 1 can, and do not need whole change, in addition, auxiliary terminal device 1 can realize weak electric signal UNICOM, strong electric signal UNICOM can be realized to plug-in connector 2, and then realize strong and weak electric signal UNICOM respectively, make the signal mutual noninterference, the signal is more stable.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.

Claims (10)

1. An external auxiliary terminal device comprising:

a first terminal member (11); and

a second terminal element (12) which is connected to the first terminal element (11) in a plug-in manner,

first terminal spare (11) are equipped with first installation department (112), second terminal spare (12) are equipped with second installation department (123), all be equipped with the connecting piece on first installation department (112) and the second installation department (123).

2. The external auxiliary terminal device as defined in claim 1, wherein the connecting member includes a first mounting hole (3) and a fixing screw fitted into the first mounting hole (3).

3. The external auxiliary terminal device as recited in claim 1, wherein the first mounting portion (112) and the second mounting portion (123) are identical in structure and are located at axisymmetrical positions.

4. The external auxiliary terminal device as claimed in claim 1, wherein the connection end surface of the first terminal member (11) is provided with at least one protrusion (111), and the corresponding connection end surface of the second terminal member (12) is provided with at least one groove (122), and the protrusion (111) is inserted into the groove (122).

5. The external auxiliary terminal device as claimed in claim 4, wherein a pin (121) is disposed in the recess (122), a pin hole is disposed in the corresponding protrusion (111), the pin hole has an aperture adapted to the pin (121), a contact is disposed in the pin hole, the pin (121) is inserted into the pin hole, and the contact is touched by a needle of the pin (121).

6. The external auxiliary terminal device as defined in claim 4, wherein said protruding block (111) is selected from a square column.

7. A pluggable unit, comprising:

the external auxiliary terminal device (1) as claimed in claim 2;

plug-in connector (2), auxiliary terminal device (1) detachable connect in plug-in connector (2) are external.

8. The pluggable device according to claim 7, wherein a second mounting hole is preset in a position without an auxiliary contact of the pluggable connector (2), the first mounting hole (3) and the second mounting hole are placed in an aligned manner, a fixing screw is placed in the first mounting hole (3) and the second mounting hole, and the auxiliary terminal device (1) is connected to the outside of the pluggable connector (2).

9. A pluggable unit, comprising:

the external auxiliary terminal device (1) according to one of claims 1 to 6;

plug-in connector (2), auxiliary terminal device (1) detachable connect in plug-in connector (2) are external.

10. The pluggable device according to claim 9, characterized in that the auxiliary terminal device (1) can be arranged above, on both sides or at the bottom of the pluggable connector (2).

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