CN210985630U

CN210985630U - Relay protection pressing plate for self-checking on and off

Info

Publication number: CN210985630U
Application number: CN201920236080.9U
Authority: CN
Inventors: 苏国忠; 韩萍; 吴广帅; 马雷; 王云涛; 任爱辉; 张晓义; 樊新华; 张伟亚
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2020-07-10
Anticipated expiration: 2029-02-25

Abstract

The utility model discloses a throw-move-back self-checking's relay protection clamp plate, including bottom plate and roof, the middle part fixedly connected with montant at bottom plate top, the middle part at roof top and the surperficial swing joint that is located the montant have the sleeve, the middle part at bottom plate top and the surface that is located the montant rotate and are connected with the loose collar, the through-hole has been seted up at the middle part of roof to the surface cover of montant is equipped with the extension spring, the utility model relates to a relay protection clamp plate technical field. This throw-move-back self-checking's relay protection clamp plate, middle part fixedly connected with montant through the bottom plate top, the middle part at roof top and the surperficial swing joint that is located the montant have the sleeve, the middle part at bottom plate top and the surperficial rotation that is located the montant are connected with the activity ring, the through-hole has been seted up at the middle part of roof, make the extension spring give roof one to the pulling force of bottom plate, realize pulling out insert throw-move-back operation back guarantee under the pulling force effect throw-move-back state's stability, avoid leading to throwing.

Description

Relay protection pressing plate for self-checking on and off

Technical Field

The utility model relates to a relay protection clamp plate technical field specifically is a throw and move back relay protection clamp plate of self-checking.

Background

The protection pressing plate is also called a protection connecting plate or a tripping pressing plate, is a bridge and a link of a protection device which is connected with external wiring, is related to the function of protection and whether an action outlet can normally play a role, and the safe operation of a relay protection system is the most important safety guarantee of a power system, and the safe operation of related equipment in the relay protection system is particularly important.

Among the prior art, relay protection clamp plate generally has rotatory switching and pulls out to insert and put formula two kinds, pulls out to insert and puts formula protection clamp plate and relies on the staff to pull out the roof and insert and accomplish the operation of moving back, because lack the taut effect to the roof, its easy in operational environment because of the vibration lead to the state change that moves back of putting on of roof to cause the influence to protection system.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a throw and move back relay protection clamp plate of self-checking has solved among the prior art problem that the protection clamp plate easily leads to throwing to move back the state and change because of the vibration.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a throw-move-back self-checking's relay protection clamp plate, includes bottom plate and roof, the middle part fixedly connected with montant at bottom plate top, the middle part at roof top and the surperficial swing joint that is located the montant have the sleeve, the middle part at bottom plate top just is located the surface rotation of montant and is connected with the activity ring, the through-hole has been seted up at the middle part of roof to the surface cover of montant is equipped with the extension spring, the bottom of extension spring and the top fixed connection of activity ring to the top of extension spring and the top fixed connection of sleeve inner wall, the movable hole with montant looks adaptation is seted up on telescopic top to the top is passed through screw fixedly.

Preferably, the top of the top plate is fixedly connected with a pull handle, two sides of the top of the pull handle are both in threaded connection with bolts, and the bottom ends of the bolts are in threaded connection with the inner portion of the top plate.

Preferably, one side of the top of the bottom plate is fixedly connected with a first guide pillar, and the other side of the top plate is fixedly connected with a second guide pillar.

Preferably, one side of the back surface of the top plate is fixedly connected with the first connecting part, and one side of the front surface of the top plate is fixedly connected with the second connecting part.

Preferably, the first connecting portion has a first guide hole formed therein, and the second connecting portion has a second guide hole formed therein.

Preferably, one side of the top plate is fixedly connected with an indicator light.

Advantageous effects

The utility model provides a throw and move back relay protection clamp plate of self-checking. Compared with the prior art, the method has the following beneficial effects:

(1) this throw and move back relay protection clamp plate of self-checking, middle part fixedly connected with montant through the bottom plate top, the middle part at roof top and the surperficial swing joint who is located the montant have the sleeve, the middle part at bottom plate top and the surface that is located the montant rotate and are connected with the activity ring, the through-hole has been seted up at the middle part of roof, and the surface cover of montant is equipped with the extension spring, the bottom of extension spring and the top fixed connection of activity ring, and the top of extension spring and the top fixed connection of sleeve inner wall, the movable hole with montant looks adaptation is seted up on telescopic top, and the top of montant is through screw fixedly connected with limiting plate, make the extension spring give roof one to the pulling force of bottom plate, realize pulling out to insert to throw and move back the stability of guaranteeing.

(2) This throw and move back relay protection clamp plate of self-checking draws the handle through the top fixedly connected with of roof to draw the equal threaded connection in both sides at top to have the bolt, the bottom of bolt and the inside threaded connection of roof, one side fixedly connected with pilot lamp at roof top draws the handle for insulating material, is convenient for to the operation of plugging and unplugging of roof, pilot lamp lights during the on-state, can instruct the state of throwing to move back, is convenient for observe.

Drawings

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

FIG. 2 is a cross-sectional view of the top plate and sleeve structure of the present invention;

fig. 3 is a top view of the structure of the present invention.

In the figure: 1-bottom plate, 2-top plate, 3-vertical rod, 4-sleeve, 5-movable ring, 6-through hole, 7-tension spring, 8-movable hole, 9-limiting plate, 10-pull handle, 11-bolt, 12-first guide pillar, 13-second guide pillar, 14-first connecting part, 15-second connecting part, 16-first guide hole, 17-second guide hole and 18-indicator light.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a relay protection pressing plate for a throwing and withdrawing self-inspection comprises a bottom plate 1 and a top plate 2, wherein a vertical rod 3 is fixedly connected to the middle of the top of the bottom plate 1, a sleeve 4 is movably connected to the middle of the top plate 2 and positioned on the surface of the vertical rod 3, a pull handle 10 is fixedly connected to the top of the top plate 2, the pull handle 10 is made of an insulating material, bolts 11 are in threaded connection with two sides of the top of the pull handle 10, the bottom end of each bolt 11 is in threaded connection with the inside of the top plate 2, a first guide pillar 12 is fixedly connected to one side of the top of the bottom plate 1, a second guide pillar 13 is fixedly connected to the other side of the top plate 2, a first guide hole 16 is formed inside a first connecting portion 14, the first guide hole 16 is matched with the first guide pillar 12, and a second guide hole 17 is formed inside a second connecting portion 15, first guide hole 16 and second guide pillar 13 looks adaptation, one side fixedly connected with pilot lamp 18 at 2 tops of roof, pilot lamp 18 lights during the on-state, can instruct the state of moving back of throwing, be convenient for observe, the middle part at 1 top of bottom plate and the surface that is located montant 3 rotate and are connected with activity ring 5, through-hole 6 has been seted up at the middle part of roof 2, and the surface cover of montant 3 is equipped with extension spring 7, the bottom of extension spring 7 and the top fixed connection of activity ring 5, and the top of extension spring 7 and the top fixed connection of sleeve 4 inner wall, the movable hole 8 with 3 looks adaptations of montant is seted up on the top of sleeve 4, and screw fixedly connected with limiting plate 9 is passed through on the top of montant 3.

During the use, mention roof 3 and rotate through drawing handle 10, roof 3 drives sleeve 4 and upwards moves along montant 3, and sleeve 4 pulling extension spring 7 extends, makes first guide hole 16 and second guide hole 17 aim at first guide pillar 12 and second guide pillar 13 respectively after putting down, accomplishes the operation of throwing of protection clamp plate, and under the pulling force effect of extension spring 7, roof 1 atress leans on to bottom plate 2 tightly to avoid leading to roof 2 state to change because of the vibration.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a throw-return self-checking's relay protection clamp plate, includes bottom plate (1) and roof (2), the middle part fixedly connected with montant (3) at bottom plate (1) top, the middle part at roof (2) top and the surperficial swing joint that is located montant (3) have sleeve (4), its characterized in that: the middle part at bottom plate (1) top and the surface that is located montant (3) rotate and be connected with activity ring (5), through-hole (6) have been seted up at the middle part of roof (2) to the surface cover of montant (3) is equipped with extension spring (7), the bottom of extension spring (7) and the top fixed connection of activity ring (5) to the top of extension spring (7) and the top fixed connection of sleeve (4) inner wall, movable hole (8) with montant (3) looks adaptation are seted up on the top of sleeve (4) to screw fixedly connected with limiting plate (9) is passed through on the top of montant (3).

2. The relay protection pressing plate for the self-checking of the switching on and off of the claim 1, characterized in that: the top of the top plate (2) is fixedly connected with a pull handle (10), bolts (11) are in threaded connection with the two sides of the top of the pull handle (10), and the bottom ends of the bolts (11) are in threaded connection with the inner portion of the top plate (2).

3. The relay protection pressing plate for the self-checking of the switching on and off of the claim 1, characterized in that: one side of the top of the bottom plate (1) is fixedly connected with a first guide post (12), and the other side of the top plate (2) is fixedly connected with a second guide post (13).

4. The relay protection pressing plate for the self-checking of the switching on and off of the claim 1, characterized in that: one side of the back surface of the top plate (2) is fixedly connected with a first connecting part (14), and one side of the front surface of the top plate (2) is fixedly connected with a second connecting part (15).

5. The relay protection pressing plate for the self-checking of putting on and going off of the switch according to claim 4, wherein: a first guide hole (16) is formed in the first connecting portion (14), and a second guide hole (17) is formed in the second connecting portion (15).

6. The relay protection pressing plate for the self-checking of the switching on and off of the claim 1, characterized in that: and an indicator light (18) is fixedly connected to one side of the top plate (2).