CN218888108U

CN218888108U - Prevent mistake and touch protection clamp plate and relay protection ware

Info

Publication number: CN218888108U
Application number: CN202222386355.1U
Authority: CN
Inventors: 陶凤娟; 郑传明; 陶凤羽
Original assignee: Shaanxi Energy Zhaoshipan Coal Power Co ltd
Current assignee: Shaanxi Energy Zhaoshipan Coal Power Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-04-18
Anticipated expiration: 2032-09-05

Abstract

The utility model provides a prevent mistake and touch protection clamp plate and relay protection ware, including the first body and the second body of pegging graft each other, the first body is including insulating casing and the first conductor piece that is U type structure, place in the first conductor piece insulating casing, the second body includes the insulating connecting piece of annular structure, the insulating connecting piece internal fixation is provided with the second conductor piece, the one end of second conductor piece stretch out in insulating connecting piece, the second conductor piece stretches out the end and is connected with electrically conductive equipment, insulating connecting piece with insulating casing's the end that stretches out pegs graft each other, forms first conductor piece with the electrically conductive return circuit of second conductor piece looks butt. This application is through keeping apart the conducting part in the inside of insulator completely, has solved the protection clamp plate and has touched the switch mistake trip that arouses, important motor outage etc. serious accident removing, commissioning process, maintenance in-process mistake.

Description

Prevent mistake and touch protection clamp plate and relay protection ware

Technical Field

The utility model relates to a relay protection technical field, concretely relates to prevent mistake and touch protection clamp plate and relay protection ware.

Background

In the existing comprehensive measurement control protection loop of a 10kV high-voltage switch of a power plant, a protection pressing plate has a functional pressing plate, a protection outlet tripping pressing plate is adopted, the protection pressing plates adopt connecting plates, binding posts are all exposed common pressing plates, in the production process, when the protection pressing plate is put into operation and withdrawn, when the protection pressing plate is removed in the maintenance process, a mistaken touch event easily occurs, particularly, the mistaken touch event and the personal electric shock danger easily occur when the protection pressing plate is in an open state, the mistaken touch event occurs in the production process, the 10kV switch is tripped mistakenly, the important motor power loss accident happens, the abnormal operation of a generator set is caused easily, the generator set is tripped seriously, and huge economic loss and social influence are brought.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a prevent mistake and touch protection clamp plate and relay protection ware can overcome among the prior art connection piece and expose and arouse the defect that the touching arouses outage or personal electric shock risk of mistake very easily takes place outside arousing in the operation process.

In order to solve the problem, the utility model provides a prevent mistake and touch protection clamp plate, including the first body and the second body of pegging graft each other, first body is including insulating casing and the first conductor piece that is U type structure, place in the first conductor piece insulating casing, the second body includes the insulating connecting piece of annular structure, the insulating connecting piece internal fixation is provided with the second conductor piece, the one end of second conductor piece stretch out in insulating connecting piece, the end that stretches out of second conductor piece is connected with conductive device, insulating connecting piece with insulating casing's the end that stretches out pegs graft each other, forms first conductor piece with the conductive circuit of second conductor piece looks butt.

In some embodiments, the protruding end of the insulating housing is an annular structure, a gap exists between an inner peripheral wall of the protruding end of the insulating housing and an outer peripheral wall of the protruding end of the first conductor, so as to accommodate the insulating connector, the inner peripheral wall of the protruding end of the insulating housing abuts against the outer peripheral wall of the insulating connector, and the first conductor protrudes into the insulating connector along an axial direction of the first conductor, and abuts against the second conductor to form a conductive loop.

In some embodiments, the second body further includes an insulating base, a through hole is formed in a position of the insulating base opposite to the second conductor, and the second conductor penetrates through the through hole and is connected to the conductive device.

In some embodiments, the insulating housing is a unitary structure with the first conductor.

In some embodiments, the second conductor has a T-shaped configuration along an axial longitudinal section.

In some embodiments, the second conductor is a helical fastener.

In some embodiments, a side of the insulative housing distal from the second conductor has an insulative handle.

The utility model also provides a relay protection ware, it includes preceding arbitrary the mistake of preventing touch the protection clamp plate.

The utility model provides a pair of prevent mistake and touch protection clamp plate and relay protection ware through keep apart the inside at the insulator completely with conductive part, has solved protection clamp plate and has bumped the switch mistake trip that arouses, important motor heavy accidents such as losing electricity demolishs, the process of commissioning, maintenance in-process mistake.

Drawings

Fig. 1 is a schematic structural view of a protection pressing plate for preventing false touch according to an embodiment of the present invention;

fig. 2 isbase:Sub>A cross-sectional view of the anti-collision protective pressing platebase:Sub>A-base:Sub>A according to the embodiment of the present invention.

The reference numerals are represented as:

1. a first body; 11. an insulating housing; 12. a first conductor; 2. a second body; 21 insulating a connecting member; 22. a second conductor; 23. an insulating base; 24. and a nut.

Detailed Description

Referring to fig. 1-2 in combination, according to the embodiment of the present invention, a protection pressing plate against mistaken touch is provided, including first body 1 and second body 2 that peg graft each other, first body 1 includes insulating housing 11 and first conductor 12 that are U-shaped structure, place in first conductor 12 in insulating housing 11, second body 2 includes insulating connecting piece 21 of annular structure, insulating connecting piece 21 internal fixation is provided with second conductor 22, the one end of second conductor 22 stretch out in insulating connecting piece 21, the end that stretches out of second conductor 22 is connected with electrically conductive equipment, insulating connecting piece 21 with the end that stretches out of insulating housing 11 pegs graft each other, forms first conductor 12 with the electrically conductive return circuit of second conductor 22 looks butt. Place insulating housing 11 in with first conductor 12 in, make insulating housing 11 fully wrap up first conductor 12, and outside insulating connecting piece 21 was stretched out to the one end that second conductor 22 only external electrically conductive equipment, other parts were wrapped up by insulating connecting piece 21, there was the conductor to expose the condition emergence outside can effectively prevent to exist when first body 1 breaks away from with second body 2, can effectively prevent the condition of mistake touching from taking place, and adopt the mode of pegging graft, wrap up inside insulating connecting piece 21 with first conductor 12 and second conductor 22 connection site, the mistake that can effectively prevent to take place in the operation process touches the condition and takes place, make the protection more abundant, it is effective.

In some embodiments, the protruding end of the insulating housing 11 is an annular structure, a gap exists between an inner peripheral wall of the protruding end of the insulating housing 11 and an outer peripheral wall of the protruding end of the first conductor 12 to accommodate the insulating connector 21, the inner peripheral wall of the protruding end of the insulating housing 11 abuts against the outer peripheral wall of the insulating connector 21, and the first conductor 12 protrudes into the insulating connector 21 along an axial direction thereof toward the second conductor 22 and abuts against the second conductor 22 to form a conductive loop. The insulating connecting piece 21 of the second body 2 is accommodated in the insulating shell 11 of the first body 1, so that impurities such as dust and water vapor can be effectively prevented from falling into the joint of the first body 1 and the second body 2, and the conductive relation between the first conductor 12 and the second conductor 22 is influenced.

In some embodiments, the second body 2 further includes an insulating base 23, a through hole is formed in a position of the insulating base 23 opposite to the second conductor 22, and the second conductor 22 penetrates through the through hole to be connected to the conductive device. The insulating base 23 can effectively prevent the conductive relationship between the second conductor 22 and the external device from affecting the use of the protective pressing plate.

Specifically, in the installation process, first, the second conductor 22 of the second body 2 passes through a through hole formed in an external device (a cabinet body of the relay protector), then the insulating base 23 is installed, and finally, the second conductor 22 is fixed on the cabinet body through a fixing piece so as to prevent the second body 2 from shaking and falling.

Preferably, the size of the through hole is larger than the size of the second conductor 22 and smaller than the diameter of the insulating connection 21. This size limitation can effectively fix the second body 2.

Preferably, an annular insulating gasket is disposed at an opening of the cabinet body to prevent an electric shock accident caused by a conductive relationship between the second conductor 22 and the cabinet body.

Preferably, the insulating base 23 may be integrally formed with the insulating connecting member 21, so that the structure is more stable.

In some embodiments, the insulating housing 11 and the first conductor 12 are integrally formed. The integrated structure is simple and convenient to manufacture, lower in production cost and easy for mass production.

Specifically, the integral molding of the combined component can be performed by adopting a casting process.

In some embodiments, the second conductor 22 has a T-shaped configuration along an axial longitudinal section. The second conductor with the T-shaped structure can ensure that the second conductor part 22 is more stably connected with the insulating connecting part 21, and the risk of accidental electric shock caused by the shaking phenomenon in long-time use is avoided.

In some embodiments, the second conductor 22 is a helical fastener. The spiral fastener is convenient to install, so that the protective pressing plate has high universality.

Preferably, the screw fastener is a screw, and a nut 24 is used in cooperation with the screw fastener for fixing the insulating connector.

In some embodiments, the side of the insulating housing 11 remote from the second conductor 22 has an insulating handle. The insulating handle is arranged, so that the first body 1 and the second body 2 can be mounted and dismounted more safely and conveniently.

Specifically, the insulating handle and the insulating housing 11 are integrally formed.

Preferably, the insulating material is epoxy resin. The epoxy resin has better heat resistance and electrical insulation, and is safer and more reliable in use.

The utility model also provides a relay protection ware, including above-mentioned arbitrary item prevent mistake and touch the protection clamp plate.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a prevent mistake and touch protection clamp plate, its characterized in that, including first body (1) and second body (2) of pegging graft each other, first body (1) is including insulating casing (11) and first conductor (12) that are U type structure, place in first conductor (12) insulating casing (11), second body (2) are including annular structure's insulating connecting piece (21), insulating connecting piece (21) internal fixation is provided with second conductor (22), the one end of second conductor (22) stretch out in insulating connecting piece (21), the end that stretches out of second conductor (22) is connected with electrically conductive equipment, insulating connecting piece (21) with the end that stretches out of insulating casing (11) pegs graft each other, forms first conductor (12) with the electrically conductive return circuit of second conductor (22) looks butt.

2. The platen according to claim 1, wherein the protruding end of the insulating housing (11) is of an annular structure, a gap exists between the inner peripheral wall of the protruding end of the insulating housing (11) and the outer peripheral wall of the protruding end of the first conductor (12) to accommodate the insulating connector (21), the inner peripheral wall of the protruding end of the insulating housing (11) abuts against the outer peripheral wall of the insulating connector (21), and the first conductor (12) protrudes into the insulating connector (21) along the axial direction thereof toward the second conductor (22) and abuts against the second conductor (22) to form a conductive loop.

3. The pressing plate for preventing false touch according to claim 2, wherein the second body (2) further includes an insulating base (23), a through hole is formed at a position of the insulating base (23) opposite to the second conductor (22), and the second conductor (22) penetrates through the through hole to be connected to the conductive device.

4. The platen according to claim 1 or 2, wherein the insulating housing (11) and the first conductor (12) are integrally formed.

5. The platen according to claim 1 or 2, wherein the second conductor (22) has a T-shaped longitudinal section along the axial direction.

6. The protection platen as claimed in claim 5, wherein the second conductor (22) is a screw fastener.

7. The platen according to claim 1 or 2, wherein the insulating housing (11) has an insulating handle on a side thereof remote from the second conductor (22).

8. A relay protector, characterized in that it comprises a protection pressing plate for preventing false touch according to any one of claims 1 to 7.