CN214477252U

CN214477252U - Protective cover for preventing relay protection pressing plate from being mistakenly moved

Info

Publication number: CN214477252U
Application number: CN202120419453.3U
Authority: CN
Inventors: 胡嘉琪; 杨婷婷; 李博; 李文涛; 邱林年; 郑宏阳; 董伟; 马凯; 董理
Original assignee: Huaneng Pingliang Power Generation Co Ltd
Current assignee: Huaneng Pingliang Power Generation Co Ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-10-22
Anticipated expiration: 2031-02-25

Abstract

The utility model relates to a relay protection device technical field specifically is a prevent relay protection clamp plate maloperation protection casing, including relay protection device main part, protection machanism and coupling mechanism, the surface mounting of relay protection device main part has protection machanism, protection machanism includes the connecting block, the top on relay protection device main part surface is provided with the bull stick, the one end that the spring groove was kept away from each other is all inserted and is equipped with the second fixture block, and inside the second fixture block all extended to the draw-in groove, the one end that the draw-in groove was kept away from each other is all inserted and is equipped with the dismantlement groove, the one end that the dismantlement groove was kept away from each other all fixedly connected with according to the piece. The utility model discloses the user of being convenient for uses the relay protection device main part to avoided the device when idle, the external force factor causes the condition of damage to relay protection device main part surface, thereby improved the life of relay protection device main part, lost in having reduced for the user economy.

Description

Protective cover for preventing relay protection pressing plate from being mistakenly moved

Technical Field

The utility model relates to a relay protection technical field specifically is a prevent relay protection clamp plate maloperation protection casing.

Background

When a power element (such as a generator, a line and the like) in a power system or the power system itself has a fault, which endangers the safe operation of the power system, an automatic measure and equipment which can send out a warning signal to an operation attendant in time or directly send out a tripping command to a controlled breaker to terminate the development of the events are provided. Plants for carrying out such automation measures, generally known as protective relaying devices;

the existing relay protection device usually has no protection structure on the control panel, so that when the device is idle, a user may touch the control panel by mistake to cause the data change of the control panel, and the damage of the control panel due to external force may be caused, thereby reducing the service life of the relay protection device and bringing economic loss to the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent relay protection clamp plate maloperation protection casing to the relay protection device of the present stage that proposes in solving above-mentioned background art does not set up the structure of protection usually at control panel, make when the device is idle, control panel may be touched by the mistake to the user, cause the condition of control panel data change, and probably lead to the condition of control panel damage because of external force reason, thereby reduce relay protection device's life, bring the problem of economic loss for the user.

In order to achieve the above object, the utility model provides a following technical scheme: a protective cover for preventing misoperation of a relay protection pressing plate comprises a relay protection device main body, a protective mechanism and a connecting mechanism, wherein the protective mechanism is mounted on the surface of the relay protection device main body and comprises connecting blocks, the two sides of the top end of the surface of the relay protection device main body are fixedly connected with the connecting blocks, rotary grooves are formed in the ends, close to each other, of the connecting blocks, rotary rods are arranged at the top end of the surface of the relay protection device main body, the two ends of each rotary rod extend into the rotary grooves, the two ends of each rotary groove are connected with the ends, far away from each other, of the inner walls of the rotary grooves through embedded bearings, protective plates are sleeved on the surfaces of the rotary rods, grooves are formed in the rear sides of the protective plates, the connecting mechanism is mounted at the bottom ends of the protective plates and comprises fixing blocks, the bottom end of the surface of the relay protection device main body is fixedly connected with the fixing blocks, the fixed slot has been seted up to the front end of fixed block, the inside of fixed slot is provided with first fixture block, the top and the guard plate bottom fixed connection of first fixture block, the spring groove has all been seted up to the both sides of first fixture block, the draw-in groove has all been seted up to the both sides of fixed block, and the draw-in groove all is linked together with the fixed slot, the one end of keeping away from each other in spring groove all inserts and is equipped with the second fixture block, and inside the second fixture block all extended to the draw-in groove, the one end that the draw-in groove was kept away from each other all inserts and is equipped with the dismantlement groove, the one end that the dismantlement groove was kept away from each other all fixedly connected with according to the piece.

Preferably, the left side and the right side of the surface of the rotating rod are both sleeved with torsion springs, one ends of the torsion springs are fixedly connected with the inner wall of the rotating groove, and the other ends of the torsion springs are fixedly connected with the surface of the rotating rod.

Preferably, the rear side of the second fixture block is an inclined plane, and the front end of the second fixture block is abutted to the inner wall of the clamping groove.

Preferably, the sliding grooves are formed in the two sides of the inner wall of the spring groove, the sliding blocks are fixedly connected to the two sides of the second clamping block, and the sliding blocks extend into the sliding grooves.

Preferably, the ends, close to each other, of the second clamping blocks are fixedly connected with first springs, and one sides, close to each other, of the first springs are fixedly connected with the inner wall of the spring groove.

Preferably, the surface of the dismounting groove is sleeved with a second spring, one end of the second spring, which is close to each other, is fixedly connected with the fixing block, and one end of the second spring, which is far away from each other, is fixedly connected with the pressing block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses be convenient for the user to use the relay protection device main part, and avoided the device when idle, the external force factor causes the condition of damage to relay protection device main part surface, thereby improved the life of relay protection device main part, reduced the economic loss for the user;

1. by arranging the connecting mechanism, when a user needs to use the relay protection device main body, the user presses the pressing blocks on the two sides, so that the pressing blocks drive the dismounting groove to move towards the direction of the second clamping block, the second clamping block is moved out of the clamping groove, the rotating rod is driven to rotate through the torsion spring, the protection plate is unfolded through the rotating rod, the user can use the relay protection device main body, convenience and rapidness are realized, the working efficiency of the user is improved, the practicability of the device is improved, and the use experience of the user is improved;

2. through being provided with protection machanism, block relay protection device main part surface control panel, avoided the external force factor to cause the condition of damage to relay protection device main part surface to improve the life of relay protection device main part, reduced economic loss for the user.

Drawings

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

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 3 is a schematic sectional view of the connecting mechanism according to the present invention;

fig. 4 is a schematic view of the front view of the structure of the present invention.

In the figure: 100. a relay protection device main body; 200. a protection mechanism; 210. connecting blocks; 211. rotating the groove; 212. a rotating rod; 213. a torsion spring; 214. a protection plate; 215. grooving; 300. a connecting mechanism; 310. a fixed block; 311. fixing grooves; 312. a first clamping block; 313. a spring slot; 314. a card slot; 315. a second fixture block; 316. a first spring; 317. a chute; 318. a slider; 319. disassembling the groove; 320. according to blocks; 321. a second spring.

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. 1-4, the present invention provides an embodiment:

a protective cover for preventing misoperation of a relay protection pressing plate comprises a relay protection device main body 100, a protective mechanism 200 and a connecting mechanism 300, wherein the protective mechanism 200 is installed on the surface of the relay protection device main body 100, the protective mechanism 200 comprises a connecting block 210, the two sides of the top end of the surface of the relay protection device main body 100 are fixedly connected with the connecting block 210, one ends, close to each other, of the connecting blocks 210 are respectively provided with a rotary groove 211, the top end of the surface of the relay protection device main body 100 is provided with a rotary rod 212, the two ends of the rotary rod 212 extend into the rotary grooves 211, the two ends of the rotary grooves 211 are connected with one end, far away from each other, of the inner wall of the rotary grooves 211 through embedded bearings, the surface of the rotary rod 212 is sleeved with a protective plate 214, the rear side of the protective plate 214 is provided with a groove 215, the bottom end of the protective plate 214 is provided with the connecting mechanism 300, the connecting mechanism 300 comprises a fixed block 310, and the bottom end of the surface of the relay protection device main body 100 is fixedly connected with the fixed block 310, the front end of the fixing block 310 is provided with a fixing groove 311, a first fixture block 312 is arranged inside the fixing groove 311, the top end of the first fixture block 312 is fixedly connected with the bottom end of the protection plate 214, both sides of the first fixture block 312 are provided with spring grooves 313, both sides of the fixing block 310 are provided with clamp grooves 314, the clamp grooves 314 are communicated with the fixing groove 311, one ends, far away from each other, of the spring grooves 313 are inserted with second fixture blocks 315, the second fixture blocks 315 extend into the clamp grooves 314, one ends, far away from each other, of the clamp grooves 314 are inserted with dismounting grooves 319, and one ends, far away from each other, of the dismounting grooves 319 are fixedly connected with pressing blocks 320;

furthermore, torsion springs 213 are respectively sleeved on the left side and the right side of the surface of the rotating rod 212, one ends of the torsion springs 213 are respectively fixedly connected with the inner wall of the rotating groove 211, and the other ends of the torsion springs 213 are respectively fixedly connected with the surface of the rotating rod 212, so that when the second fixture block 315 moves out of the clamping groove 314, the rotating rod 212 is rotated by torsion provided by the torsion springs 213;

further, the rear side of the second latch 315 is an inclined surface, and the front end of the second latch 315 is abutted against the inner wall of the locking slot 314, so that when the inclined surface is abutted against the inner wall of the fixing slot 311, the second latch 315 moves towards the inside of the spring slot 313;

furthermore, sliding grooves 317 are formed in both sides of the inner wall of the spring groove 313, sliding blocks 318 are fixedly connected to both sides of the second latch 315, and the sliding blocks 318 extend into the sliding grooves 317 and are used for limiting the moving track of the second latch 315 in the spring groove 313;

further, one end of the second latch 315 close to each other is fixedly connected with the first spring 316, and one side of the first spring 316 close to each other is fixedly connected with the inner wall of the spring groove 313, so that when the second latch 315 moves towards the inside of the spring groove 313, the first spring 316 in the spring groove 313 is compressed, and the second latch 315 moves outwards due to the resilience of the first spring 316;

further, the surface of the detaching slot 319 is sleeved with a second spring 321, one end of the second spring 321 close to each other is fixedly connected with the fixing block 310, one end of the second spring 321 far away from each other is fixedly connected with the pressing block 320, and the second spring 321 is compressed when the pressing block 320 is pressed by a user, and the pressing block 320 is reset by resilience of the second spring 321 after the pressure is released by the user.

The working principle is as follows: when the user needs to use the relay protection device main body 100, the user presses the pressing blocks 320 at both sides, so that the pressing blocks 320 move inwards, thereby the pressing blocks 320 drive the detaching grooves 319 to move towards the second latch 315, the detaching grooves 319 and the second latch 315 are abutted against each other, the second latch 315 moves towards the inside of the spring groove 313 through the interference between the detaching grooves 319 and the second latch 315, when the second latch 315 moves out of the inside of the latch groove 314, the rotating rod 212 rotates through the torsion provided by the torsion spring 213, the protection plate 214 is unfolded through the rotating rod 212, the user can use the relay protection device main body 100, after the user finishes using, the user closes the protection plate 214, so that the first latch 312 extends into the inside of the fixing groove 311, thereby the rear inclined surface of the second latch 315 is abutted against the inner wall of the fixing groove 311, and the rear inclined surface of the second latch 315 is abutted against the inner wall of the fixing groove 311, the second fixture block 315 moves towards the inside of the spring groove 313 and compresses the first spring 316 in the spring groove 313, when the second fixture block 315 moves to the clamping groove 314, the second fixture block 315 moves towards the inside of the clamping groove 314 through resilience of the first spring 316 in the spring groove 313, and the position of the second fixture block 315 is fixed through mutual interference between the front end of the second fixture block 315 and the clamping groove 314, so that the position of the first fixture block 312 is fixed, and the position of the protection plate 214 is fixed, which is convenient and fast, improves the working efficiency of a user, improves the practicability of the device, and improves the use experience of the user;

when the protection plate 214 is closed, the protection plate 214 blocks the control panel on the surface of the relay protection device main body 100, and the condition that the surface of the relay protection device main body 100 is damaged by external force factors is avoided, so that the service life of the relay protection device main body 100 is prolonged, and economic loss is reduced for users.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides a protection casing is moved by mistake to relay protection clamp plate, includes relay protection device main part (100), protection machanism (200) and coupling mechanism (300), its characterized in that: the surface mounting of relay protection device main part (100) has protection machanism (200), protection machanism (200) includes connecting block (210), the both sides on relay protection device main part (100) surface top all fixedly connected with connecting block (210), revolving groove (211) have all been seted up to the one end that connecting block (210) are close to each other, the top on relay protection device main part (100) surface is provided with bull stick (212), and the both ends of bull stick (212) all extend to inside revolving groove (211), the both ends of revolving groove (211) all keep away from one end each other with revolving groove (211) inner wall through embedded bearing and are connected, guard plate (214) have been cup jointed on the surface of bull stick (212), the rear side of guard plate (214) is seted up fluting (215), coupling mechanism (300) are installed to the bottom of guard plate (214), coupling mechanism (300) include fixed block (310), the bottom end of the surface of the relay protection device main body (100) is fixedly connected with a fixed block (310), a fixing groove (311) is formed at the front end of the fixing block (310), a first clamping block (312) is arranged inside the fixing groove (311), the top end of the first fixture block (312) is fixedly connected with the bottom end of the protection plate (214), both sides of the first fixture block (312) are provided with spring grooves (313), both sides of the fixing block (310) are provided with clamping grooves (314), the clamping grooves (314) are communicated with the fixing groove (311), the ends of the spring grooves (313) far away from each other are inserted with second clamping blocks (315), the second clamping blocks (315) extend into the clamping grooves (314), the ends of the clamping grooves (314) far away from each other are inserted with the dismounting grooves (319), one ends of the dismounting grooves (319) far away from each other are fixedly connected with pressing blocks (320).

2. The protective cover for preventing the relay protection pressing plate from being mistakenly moved according to claim 1, wherein the protective cover comprises: torsion springs (213) are sleeved on the left side and the right side of the surface of the rotating rod (212), one ends of the torsion springs (213) are fixedly connected with the inner wall of the rotating groove (211), and the other ends of the torsion springs (213) are fixedly connected with the surface of the rotating rod (212).

3. The protective cover for preventing the relay protection pressing plate from being mistakenly moved according to claim 1, wherein the protective cover comprises: the rear sides of the second clamping blocks (315) are inclined planes, and the front ends of the second clamping blocks (315) are abutted to the inner wall of the clamping groove (314).

4. The protective cover for preventing the relay protection pressing plate from being mistakenly moved according to claim 1, wherein the protective cover comprises: sliding grooves (317) are formed in two sides of the inner wall of the spring groove (313), sliding blocks (318) are fixedly connected to two sides of the second clamping block (315), and the sliding blocks (318) extend into the sliding grooves (317).

5. The protective cover for preventing the relay protection pressing plate from being mistakenly moved according to claim 1, wherein the protective cover comprises: one ends of the second clamping blocks (315) close to each other are fixedly connected with first springs (316), and one sides of the first springs (316) close to each other are fixedly connected with the inner wall of the spring groove (313).

6. The protective cover for preventing the relay protection pressing plate from being mistakenly moved according to claim 1, wherein the protective cover comprises: the surface of the dismounting groove (319) is sleeved with a second spring (321), one end of the second spring (321) close to each other is fixedly connected with the fixing block (310), and one end of the second spring (321) far away from each other is fixedly connected with the pressing block (320).