CN211908338U

CN211908338U - Button type duplex hard pressing plate

Info

Publication number: CN211908338U
Application number: CN202020303285.7U
Authority: CN
Inventors: 孙晓兰; 王建林; 吴煜珂
Original assignee: Chengdu Hujia Huatong Electric Appliance Co ltd
Current assignee: Chengdu Hujia Huatong Electric Appliance Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2020-11-10
Anticipated expiration: 2030-08-07

Abstract

The utility model relates to a hard clamp plate of button pair, including first terminal, second terminal, connection piece and protective housing, first terminal with second terminal interval is installed in the protective housing, connection piece one end with first terminal swing joint, the connection piece other end with the connection can be dismantled to the second terminal, be provided with the arch on the connection piece, the protective housing with protruding adjacent one side is provided with button switch, protruding with button switch one end activity butt, the button switch other end is connected with supplementary return circuit electricity. The utility model discloses can be on the basis of the hard clamp plate of traditional simply antithetical couplet direct integrated button switch and detect the auxiliary circuit, break-make that can the hard clamp plate major loop of automated inspection, detection effect is good, ensures throwing of hard clamp plate, moves back that the motion is safe errorless.

Description

Button type duplex hard pressing plate

Technical Field

The utility model relates to an electric power protection equipment technical field especially relates to a hard clamp plate of button pair.

Background

The safe operation of the relay protection system is the most important safety guarantee of the power system, and the safe operation of the relay protection device and related accessories is particularly important. Because of the particularity of the relay protection equipment, a visible obvious disconnection point, namely a hard pressure plate, is required to be arranged on the tripping and closing circuit and the switching on and off of the protection function. The hard pressing plate is also called as a protection pressing plate, is a connecting piece of the protection device connected with external wiring, realizes the input of equipment through the connection and the disconnection of the electric connecting piece pressing plate, and quits the operation. The operating personnel can conveniently and visually judge whether the protection function of the relay protection device is put into use and whether the trip circuit is smooth, thereby providing great convenience for maintenance and operation. The importance and specificity of the hard press plate determine the operation state of the protection system (no trip command), and the traditional single-link press plate is difficult to directly monitor and test. In addition, the hard pressing plate is manually operated, the switching is completely controlled by the responsibility and the technical level of operators, the artificial influence factor is large, the reliability is low, and therefore, in the actual operation, the phenomenon that the protection system does not operate correctly is caused easily due to improper switching and switching of the hard pressing plate, and the power accident is caused seriously. The importance and specificity of the hard pressure plate determine the system operation state (no tripping command), and the traditional single-connection hard pressure plate is difficult to directly monitor and test.

SUMMERY OF THE UTILITY MODEL

On the basis, the button type duplex hard pressing plate is necessary to be provided aiming at the condition that the existing single-link hard pressing plate is difficult to monitor and test, a button and a detection feedback loop can be directly integrated on the basis of the traditional single-link hard pressing plate, the on-off of a main loop of the hard pressing plate can be automatically detected, the detection effect is good, and the safety of the throwing and withdrawing movement of the hard pressing plate is ensured.

The utility model provides a button type pair hard clamp plate, includes first terminal, second terminal, connection piece and protective housing, first terminal with second terminal interval is installed in the protective housing, connection piece one end with first terminal swing joint, the connection piece other end with the connection can be dismantled to the second terminal, be provided with the arch on the connection piece, the protective housing with protruding adjacent one side is provided with button switch, the arch with button switch one end activity butt, the button switch other end is connected with the auxiliary circuit electricity.

Preferably, the button switch comprises a pressing rod and a reset spring, one end of the pressing rod is abutted to the protrusion, the reset spring is sleeved on the other end of the pressing rod and abutted to the protective shell, a conductive sheet is arranged on the pressing rod, and the conductive sheet is communicated with the auxiliary loop.

Preferably, the protrusion is disposed at a middle portion of the connecting piece.

Preferably, a handle for rotation is provided on the connecting piece.

Preferably, a through hole is formed in one end of the connecting sheet, and a notch is formed in the other end of the connecting sheet.

Preferably, the end parts, close to the connecting sheet, of the first binding post and the second binding post are respectively sleeved with a protective sleeve.

Preferably, the compression bar is made of an insulating material, and the connecting sheet and the conductive sheet are made of copper.

The utility model discloses an useful part lies in: 1. the auxiliary circuit and the button switch are integrated on the basis of the existing hard pressing plate, when the connecting piece is rotated to be thrown and withdrawn, the button switch is driven to reciprocate in the vertical direction, the auxiliary circuit can monitor the communication condition of the main circuit in real time, the monitoring information is sent to the remote control end, the state monitoring of the hard pressing plate is automatically completed, manual confirmation is not needed, the reliability of hard pressing plate circuit detection is improved, the production and application cost is low, and the hard pressing plate circuit detection device is suitable for large-area popularization and use.

Drawings

FIG. 1 is a perspective view of a button-type duplex hard press plate according to an embodiment;

FIG. 2 is a schematic front view of a button-type duplex hard pressing plate;

FIG. 3 is a perspective view of the handle and the connecting piece;

fig. 4 is a perspective view of the push button switch.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-2, a button type duplex hard pressing plate comprises a first terminal 1, a second terminal 2, a connecting sheet 3 and a protective shell 4, wherein the first terminal 1 and the second terminal 2 are installed in the protective shell 4 at intervals, one end of the connecting sheet 3 is movably connected with the first terminal 1, the other end of the connecting sheet 3 is detachably connected with the second terminal 2, a protrusion 31 is arranged on the connecting sheet 3, a button switch 5 is arranged on one side, adjacent to the protrusion 31, of the protective shell 4, the protrusion 31 is movably abutted to one end of the button switch 5, and the other end of the button switch 5 is electrically connected with an auxiliary loop 6. Specifically, in this embodiment, the connecting sheet 3 is used to electrically connect the first terminal 1 and the second terminal 2, and after the connecting sheet 3 is connected to the second terminal 2, the main loop formed by the first terminal 1, the connecting sheet 3 and the second terminal 2 is communicated. Further, when the main loop is communicated, the protrusion 31 arranged on the connecting sheet 3 is completely abutted to the button switch 5 arranged on the protective shell 4, the button switch 5 is downwardly displaced under the action of the protrusion 31, the auxiliary loop 6 is communicated through the button switch 5, a current signal flows inside the auxiliary loop, and the current signal is sent to the dispatching end as a remote control signal to complete the detection of the main loop. When one end of the connecting sheet 3 is separated from the second binding post 2, the protrusion 31 is separated from the button switch 5 at the same time, the button switch 5 automatically resets, and then is disconnected from the auxiliary loop 6, and no current signal is output from the auxiliary loop 6. This technical scheme combines together the auxiliary circuit 6 and the connection piece rotary motion on button switch 5 and the hard clamp plate major loop that detect, need not the artifical affirmation of operating personnel, reduces operating personnel's intensity of labour, and the dependability is high, has reduced the risk that hard clamp plate throw and move back the improper incident that causes the incident.

As shown in fig. 1 to 4, the button switch 5 includes a pressing rod 51 and a return spring 52, one end of the pressing rod 51 abuts against the protrusion 31, and the return spring 52 is sleeved on the other end of the pressing rod 51 and abuts against the protective shell 4. Specifically, when the pressing rod 51 abuts against the protrusion 31, the return spring 52 is compressed, and the auxiliary circuit 6 is further conducted with the pressing rod 51; when the pressing rod 51 is separated from the protrusion 31, the pressing rod 51 is automatically reset under the action of the return spring 52, so that the pressing rod 51 can be disconnected from the auxiliary circuit 6. Further, in the present embodiment, in order to facilitate the connection of the auxiliary circuit 6 by using the press rod 51, the press rod 51 is provided with a conductive sheet, and the auxiliary circuit 6 can be connected through the conductive sheet, and in other embodiments, the press rod 51 can be connected to the auxiliary circuit 6 by sleeving a metal member or coating a metal coating, which is not listed here.

As shown in fig. 3, the projection 31 is provided in the middle of the connecting piece 3. One end of the connecting sheet 3 is provided with a through hole 32, and the other end of the connecting sheet 3 is provided with a notch 33. Specifically, the connecting sheet 3 is movably connected with the first wiring terminal 1 through the through hole 32, so that the connecting sheet 3 can do circular motion by taking the center point of the through hole 32 as the center under the driving of external force, the notch 33 is designed to be attached to the peripheral shape of the second wiring terminal 2, the notch 33 is meshed with and separated from the second wiring terminal 2 without interference, and the working process of feeding and withdrawing a main loop of the hard pressing plate is completed.

As shown in fig. 1 to 2, the connecting piece 3 is provided with a handle 7 for rotation. Specifically, set up handle 7 on connection piece 3, make things convenient for the artifical rotary connection piece 3 of operating personnel, in addition, can also be with other modes rotary connection piece 3, like laminating insulating film and modes such as use tool rotation on connection piece 3.

As shown in fig. 1-2, the first terminal 1 and the second terminal 2 are respectively sleeved with a protective sleeve 8 at the end close to the connecting sheet 3. Specifically, design protective sheath 8 cooperation protective housing 4 protection first terminal 1 and second terminal 2 prevent the mistake touching, reduce the probability that the electric power accident takes place. In addition, the pressure lever 51 is made of an insulating material, so that a main loop formed by the first wiring terminal 1, the connecting sheet 3 and the second wiring terminal 2 is prevented from being communicated with the auxiliary loop 6, and the electromagnetic interference of the main loop on the auxiliary loop 6 is reduced. The connecting pad 3 and the conductive pad 511 are made of copper, which improves the electrical conductivity thereof.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a hard clamp plate of button formula pair, includes first terminal, second terminal, connection piece and protective housing, its characterized in that: the first wiring terminal and the second wiring terminal are installed in the protective shell at intervals, one end of the connecting sheet is movably connected with the first wiring terminal, the other end of the connecting sheet is detachably connected with the second wiring terminal, a protrusion is arranged on the connecting sheet, a button switch is arranged on one side, adjacent to the protrusion, of the protective shell, the protrusion is movably abutted to one end of the button switch, and the other end of the button switch is electrically connected with the auxiliary loop.

2. A push button dual hard press as defined in claim 1, wherein: the button switch comprises a pressing rod and a reset spring, one end of the pressing rod is abutted to the protrusion, the reset spring is sleeved on the other end of the pressing rod and abutted to the protective shell, a conducting strip is arranged on the pressing rod, and the conducting strip is communicated with the auxiliary loop.

3. A push button dual hard platen as defined in claim 2, wherein: the bulge is arranged in the middle of the connecting piece.

4. A push button dual hard platen as defined in claim 1 or 3, wherein: and a handle for rotation is arranged on the connecting piece.

5. A push button dual hard press as defined in claim 4, wherein: the connecting piece one end is provided with the through-hole, the connecting piece other end is provided with the breach.

6. A push button dual hard press as defined in claim 5, wherein: the end parts of the first binding post and the second binding post, which are close to the connecting sheet, are respectively sleeved with protective sleeves.

7. A push button dual hard platen as defined in claim 2, wherein: the pressure bar is made of insulating materials, and the connecting sheet and the conducting sheet are made of copper.