CN217607053U

CN217607053U - Extensible binding post

Info

Publication number: CN217607053U
Application number: CN202221274079.3U
Authority: CN
Inventors: 刘文庆; 焦德智; 王葆华
Original assignee: Qianrun Electronic Technology Suzhou Co ltd
Current assignee: Qianrun Electronic Technology Suzhou Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-10-18
Anticipated expiration: 2032-05-25

Abstract

The utility model provides an extensible binding post, include: the front end face of the metal piece is provided with at least one through hole, and the left end face and the right end face of the metal piece are respectively provided with a clamping groove; the gasket-provided screw is fixed on the metal piece through the through hole and is externally connected with an electric wire; n the metalwork passes through with N-1 isolating part the draw-in groove interval connection forms combination formula binding post, and N is greater than or equal to 1. The utility model discloses can realize different quantity the nimble combination of metalwork, and then satisfy different output combination and power current demand, broken away from the problem that traditional fence formula terminal platform is difficult to the partition, assemble, and can realize singly separation and combination of extensible binding post's positive and negative output realize tolerating the heavy current and satisfy multichannel output's demand.

Description

Extensible binding post

Technical Field

The utility model relates to a binding post technical field, specificly relate to an extensible binding post.

Background

The connection terminal is a connection device, and has various forms such as an input terminal and an output terminal. With the increase of power supplies and the market demand for power expansion and miniaturization of multiple devices, the terminal is required to have higher performance, such as easy assembly productivity, connection reliability, large current tolerance capability, lower temperature rise and the like.

The traditional fence type series wiring terminals adopt plastic fence terminal blocks to realize the combined use of a plurality of wiring terminals, and can complete the crimping of wires, thereby realizing the communication of circuits. However, the terminal combination has a single fixed form, poor flexibility in use, large occupied space volume and limited current resistance, and usually can withstand a maximum current of 20A, which cannot meet the requirement of large current resistance of the existing equipment. Therefore, it is desirable to design an expandable terminal to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the prior art defect, provide a binding post that can free matched stack, improve binding post's use flexibility and scalability to satisfy the demand of nai heavy current.

In order to achieve the above objects and other objects, the present invention is achieved by the following technical solutions: the utility model provides an extensible binding post, a serial communication port, include: the front end face of the metal piece is provided with at least one through hole, and the left end face and the right end face of the metal piece are respectively provided with a clamping groove; the gasket-provided screw is fixed on the metal piece through the through hole and is externally connected with an electric wire; n the metalwork passes through with N-1 separator the card slot interval connection forms combination formula binding post, and N is more than or equal to 1.

In an embodiment, the left end surface and the right end surface of the isolating piece are respectively provided with a buckling piece, and the buckling pieces are matched and clamped with the clamping grooves.

In one embodiment, a plurality of pins are arranged at the lower ends of the left end surface and the right end surface of the metal piece, and the metal piece is welded with the circuit board through the pins.

In one embodiment, the height of the spacer on the circuit board is greater than the height of the metal piece on the circuit board.

In one embodiment, the isolation member is made of an insulating material, so that electrical insulation and isolation are realized.

In one embodiment, the clamping groove is rectangular, and the fastener is T-shaped.

In one embodiment, the metal piece is a low-voltage high-current side copper sheet terminal.

The utility model provides an extensible binding post passes through different quantity can be realized to the design of separator the nimble combination of metalwork, and then satisfy different output combination and power current demand, broken away from the problem that traditional fence formula terminal platform is difficult to partition, equipment. Through the design of a plurality of through holes, the separation and combination of positive and negative outputs of the single extensible wiring terminal are realized. The utility model discloses can dispose in a flexible way, realize tolerating the heavy current and satisfying multichannel output's demand.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the expandable terminal of the present invention.

Fig. 2 is a schematic structural diagram of a second embodiment of the expandable connection terminal of the present invention.

Fig. 3 is a schematic structural diagram of a third embodiment of the expandable connecting terminal of the present invention.

Fig. 4 is a schematic structural diagram of a fourth embodiment of the expandable connecting terminal of the present invention.

In the figure: 10. 20-expandable terminal, 11-metal piece, 111-through hole, 112-clamping groove, 113-pin, 12-screw with gasket, 13-clamp and 131-clamping piece; 100-circuit board.

Detailed Description

Please refer to fig. 1 to 4. The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "front end face", "left end face", "right end face", "lower end face", etc. referred to in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and the changes or adjustments of the relative relationship thereof should be regarded as the scope of the present invention without substantial technical changes.

As shown in fig. 1, the utility model provides an extensible binding post 10, extensible binding post 10 includes metalwork 11 and takes gasket screw 12, metalwork 11 is the copper sheet of bending, through-hole 111 has been seted up on the preceding terminal surface of metalwork 11, through-hole 111 is the screw hole, take gasket screw 12 to pass through-hole 111 is fixed on the metalwork 11 to external connection electric wire (not shown in the figure). A clamping groove 112 is formed on each of the left and right end faces of the metal piece 11 for expanding and connecting other expandable terminals 10 (see fig. 3). The lower ends of the left end face and the right end face of the metal piece 11 are provided with a plurality of pins 113, and the metal piece 11 is welded with the circuit board through the pins 113.

As shown in fig. 1, the number of the through holes 111 and the number of the shim screws 12 of the expandable connection terminal 10 are 1, and referring to fig. 2, the number of the through holes 111 (not shown) and the number of the shim screws 12 of the expandable connection terminal 20 are 2, so that the multi-output stacking in the vertical direction is realized. By analogy, the number of the through holes 111 and the gasket-provided screws 12 can be 3, 4 or other actually required numbers, so as to realize further superposition of the multiplexed output in the vertical direction.

Referring to fig. 3, fig. 3 shows an embodiment in which the expandable connection terminal 10 is expanded in the horizontal direction, and two expandable connection terminals 10 are connected by a spacer 13. The left end face and the right end face of the isolating piece 13 are respectively provided with a clamping piece 131, the clamping pieces 131 are matched and clamped with the clamping grooves 112, so that the two metal pieces 11 are fixedly connected through the isolating piece 13, and the two extensible wiring terminals 10 are welded on the circuit board 100 through the pins 113 (see fig. 1) to further fix the isolating piece 13. The height of the spacer 13 on the circuit board 100 is greater than that of the metal piece 11 on the circuit board 100, and the spacer 13 is made of an insulating material, so that electrical insulation and isolation can be realized. Further, through simple matching between the locking slot 112 and the locking member 131, a plurality of the expandable terminals 10 may be simply and quickly combined and connected through a plurality of the spacers 13, that is, N metal members 11 and N-1 spacers 13 are connected at intervals to form a combined terminal, where N is greater than or equal to 1. This embodiment enables the expansion of the output path, output current and power by freely assembling the expandable terminal 10 in the horizontal direction.

Further, as shown in fig. 3, the slot 112 is rectangular, and the locking member 131 is T-shaped, but this is not essential, and the slot 112 and the locking member 131 may have other shapes as needed.

Referring to fig. 4, fig. 4 shows an embodiment in which the expandable connection terminal 20 is expanded in the horizontal direction, and four expandable connection terminals 20 are connected by three spacers 13. By analogy, the spacer 13 can be used for horizontal expansion of the terminal while increasing the number of the through holes 111 (not shown in the figure) and the gasket-equipped screws 12, and meanwhile, multi-output superposition in the vertical direction and the horizontal direction is realized, so that an output path, output current and power are further expanded.

To sum up, the utility model discloses a metalwork 11 adopts as the copper sheet terminal of low-voltage heavy current side the electrical isolation spare of using safely is regarded as to separator 13, and passes through separator 13 realizes different quantity the nimble combination of metalwork 11, and then satisfies different output combination and power current demand, has broken away from the problem that traditional fence formula terminal platform is difficult to the partition, assemble. Furthermore, by designing a plurality of through holes 111, the separation and combination of the positive and negative outputs of the single extensible connecting terminal 20 are realized. The utility model discloses can carry out nimble configuration, realize tolerating the heavy current and satisfying multiplexed output's demand.

Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value. The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. An expandable electrical terminal, comprising:

the front end face of the metal piece is provided with at least one through hole, and the left end face and the right end face of the metal piece are respectively provided with a clamping groove;

the gasket-provided screw is fixed on the metal piece through the through hole and is externally connected with an electric wire;

n the metalwork passes through with N-1 separator the card slot interval connection forms combination formula binding post, and N is more than or equal to 1.

2. The expandable terminal according to claim 1, wherein a locking member is disposed on each of the left and right end surfaces of the spacer, and the locking member is engaged with the locking groove.

3. The expandable terminal block according to claim 1, wherein the lower ends of the left and right end surfaces of the metal member are provided with a plurality of pins, and the metal member is welded with the circuit board through the pins.

4. The expandable electrical terminal of claim 3 wherein the height of the spacer above the circuit board is greater than the height of the metallic member above the circuit board.

5. The expandable connection terminal of claim 4, wherein the spacer is made of an insulating material to electrically insulate and isolate the terminal from the ground.

6. The expandable electrical connector of claim 2, wherein the slot is rectangular and the locking member is T-shaped.

7. The expandable electrical terminal of claim 1, wherein the metallic member is a low voltage high current side copper tab terminal.