CN223957158U - Relay protector protection device for transformer substation - Google Patents

Abstract

This utility model relates to the field of substation protection technology, specifically to a substation relay protection device, including a main body plate, an adjustment assembly, a locking assembly, and a cooling assembly. The adjustment assembly includes a mounting base, a transmission screw, a transmission slider, and a connecting base. The mounting base is fixedly connected to the main body plate and located on the surface of the main body plate. The transmission screw is rotatably connected to the mounting base, the transmission slider is connected to the transmission screw, and the connecting base is detachably connected to the transmission slider. The locking assembly is connected to the connecting base, and the cooling assembly communicates with the connecting base. When the position of the relay protection device needs to be adjusted, the transmission screw is rotated, driving the transmission slider to move, which in turn moves the connecting base and the locking assembly, adjusting the position of the relay protection device. The cooling assembly cools the relay protection device. Fine-tuning of the relay protection device's position is achieved using the transmission screw and transmission slider, making it suitable for installation and use with relay protection devices of different sizes.

Description

Relay protector protection device for transformer substation

Technical Field

The utility model relates to the technical field of transformer substation protection, in particular to a relay protector protection device for a transformer substation.

Background

The relay protector is directly fixed in the switch board of transformer substation, when the dismouting, needs the staff to operate through becoming flexible or tightening screw, and troublesome operation simultaneously, relay protector can appear the phenomenon that the temperature risees after long-time use, influences relay protector's normal work.

The prior publication No. CN215300137U discloses a protective device of a relay protector for a transformer substation, wherein a mounting groove is formed in a main body plate, an air supply mechanism is arranged in the mounting groove, an air inlet end of the air supply mechanism is communicated with an air inlet end of the main body plate, an air outlet end of the air supply mechanism is communicated with an air outlet end of the main body plate, a clamping mechanism is arranged on the main body plate, the air inlet end of the clamping mechanism is communicated with the air outlet end of the air supply mechanism, a power switch group is fixedly connected to the main body plate, external air is cooled and pumped into the clamping mechanism through the air supply mechanism, the position of the clamping mechanism is adjusted according to actual needs, the relay protector is clamped through the clamping mechanism, a worker can conveniently disassemble and assemble the relay protector, and the relay protector in the clamping mechanism is cooled, so that the temperature of the relay protector is prevented from being too high.

However, the clamping mechanism of the relay protector protection device for the transformer substation realizes position fixation through the sliding protrusion and the clamping groove, the spacing of the clamping groove is fixed, accurate fine adjustment cannot be realized, and the relay protector protection device for the transformer substation is possibly not suitable for relay protectors with different sizes.

Disclosure of utility model

The utility model aims to provide a relay protector protection device for a transformer substation, which solves the problems that a clamping mechanism of the existing relay protector protection device for the transformer substation realizes position fixing through a sliding protrusion and a clamping groove, the spacing of the clamping groove is fixed, accurate fine adjustment cannot be realized, and the relay protector protection device for the transformer substation is not suitable for relay protectors with different sizes.

In order to achieve the above purpose, the utility model provides a protective device of a relay protector for a transformer substation, which comprises a main body plate, an adjusting component, a clamping component and a cooling component;

The adjusting component comprises a mounting seat, a transmission screw, a transmission sliding block and a connecting seat, wherein the mounting seat is fixedly connected with the main body plate and is positioned on the surface of the main body plate, the transmission screw is rotationally connected with the mounting seat, the transmission sliding block is connected with the transmission screw, the connecting seat is detachably connected with the transmission sliding block, the clamping component is connected with the connecting seat, and the cooling component is communicated with the connecting seat.

The adjusting assembly further comprises a guide block and a handle, wherein the guide block is fixedly connected with the connecting seat and is in sliding connection with the main body plate, and the handle is fixedly connected with the transmission screw and is positioned at one end of the transmission screw.

The clamping assembly comprises connecting springs and clamping plates, wherein the number of the clamping plates is two, the two clamping plates are respectively arranged oppositely and are respectively located on the inner sides of the connecting seats, and a plurality of connecting springs are arranged between the clamping plates and the connecting seats.

The cooling assembly comprises an extension plate and extension protruding blocks, wherein the extension plate is fixedly connected with the connecting seat and is positioned on the side edge of the connecting seat, the number of the extension protruding blocks is multiple, and the extension protruding blocks are respectively and fixedly connected with the extension plate and are respectively positioned on the surface of the extension plate.

The cooling assembly further comprises a cooling box and a filter screen, wherein the cooling box is communicated with the connecting seat through a hose, and the filter screen is detachably connected with the cooling box and is located on one side of the cooling box.

The surface of the connecting seat and the surface of the clamping plate are respectively provided with a plurality of through holes.

According to the relay protector protection device for the transformer substation, the main body plate is fixed on the power distribution cabinet in the transformer substation through the bolts, the mounting seat supports the transmission screw rod to rotate, the transmission sliding block and the transmission screw rod are in threaded fit relative to each other and move along with the rotation of the transmission screw rod, the connecting seat is mounted on the transmission sliding block and moves along with the transmission sliding block, the clamping assembly is mounted on the connecting seat and is used for mounting the relay protector, when the position of the relay protector needs to be adjusted, the transmission screw rod is rotated to drive the transmission sliding block to move, the connecting seat and the clamping assembly are driven to move, the position of the relay protector is adjusted, the cooling assembly cools the relay protector, and the positions of the relay protector are finely adjusted by the aid of the transmission screw rod and the transmission sliding block.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a schematic diagram of the overall structure of a relay protector protection device for a transformer substation according to a first embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional view of a relay protector for a transformer substation according to a first embodiment of the present utility model.

In the figure, a main body plate 101, a mounting seat 102, a transmission screw 103, a transmission slide block 104, a connection seat 105, a guide block 106, a handle 107, a connection spring 108, a clamping plate 109, an extension plate 110, an extension lug 111, a cooling box 112, a filter screen 113 and a through hole 114 are arranged.

Detailed Description

The following detailed description of embodiments of the utility model, examples of which are illustrated in the accompanying drawings and, by way of example, are intended to be illustrative, and not to be construed as limiting, of the utility model.

The first embodiment of the application is as follows:

Referring to fig. 1 and 2, fig. 1 is a schematic diagram of an overall structure of a relay protector protection device for a transformer substation according to a first embodiment of the present utility model. Fig. 2 is a schematic cross-sectional view of a relay protector for a transformer substation according to a first embodiment of the present utility model.

The utility model provides a relay protector protection device for a transformer substation, which comprises a main body plate 101, an adjusting assembly, a clamping assembly and a cooling assembly, wherein the adjusting assembly comprises a mounting seat 102, a transmission screw 103, a transmission sliding block 104, a connecting seat 105, a guide block 106 and a handle 107, the clamping assembly comprises a connecting spring 108 and a clamping plate 109, the cooling assembly comprises an extension plate 110, an extension lug 111, a cooling box 112 and a filter screen 113, the problem that the clamping mechanism of the relay protector protection device for the transformer substation in the prior art can realize position fixation through sliding bulges and clamping grooves, the spacing of the clamping grooves is fixed, accurate fine adjustment cannot be realized, and the relay protector protection device is not applicable to relay protectors with different sizes is solved.

For this embodiment, the mounting seat 102 is fixedly connected with the main body plate 101 and is located on the surface of the main body plate 101, the driving screw 103 is rotationally connected with the mounting seat 102, the driving slide 104 is connected with the driving screw 103, the connecting seat 105 is detachably connected with the driving slide 104, the clamping assembly is connected with the connecting seat 105, and the cooling assembly is communicated with the connecting seat 105. The main body plate 101 is installed on a power distribution cabinet in a transformer substation through bolts, the surface is fixed with the installation seat 102, the installation seat 102 is used for supporting the rotation of the transmission screw 103, the transmission sliding block 104 and the transmission screw 103 are in threaded fit relative to each other and move along with the rotation of the transmission screw, fine adjustment is achieved, the connection seat 105 is installed on the transmission sliding block 104 through bolts and moves along with the transmission sliding block, and is used for installing the clamping assembly, the clamping assembly is used for installing the relay protector, and the cooling assembly is used for cooling and radiating the relay protector.

The guide block 106 is fixedly connected with the connecting seat 105 and is slidably connected with the main body plate 101, and the handle 107 is fixedly connected with the driving screw 103 and is located at one end of the driving screw 103. The main body plate 101 is provided with a sliding groove corresponding to the guide block 106 for sliding the guide block 106, the guide block 106 guides the movement of the transmission sliding block 104, the handle 107 is fixed at one end of the transmission screw 103, the surface wall is provided with an anti-slip pattern for people to rotate the transmission screw 103 by hand force, and the handle 107 can be replaced by a motor for driving the transmission screw 103 to rotate by electric.

Secondly, the number of the clamping plates 109 is two, the two clamping plates 109 are respectively arranged opposite to each other and are respectively positioned at the inner sides of the connecting seats 105, and a plurality of connecting springs 108 are arranged between the clamping plates 109 and the connecting seats 105. The relay protector is placed between the two clamping plates 109, the clamping plates 109 are driven to stretch and retract by the aid of the elastic force of the connecting springs 108, the relay protector is clamped by the clamping plates 109, the position of the relay protector is limited, and the relay protector is convenient for workers to assemble and disassemble.

Meanwhile, the extension board 110 is fixedly connected to the connection base 105 and located at a side edge of the connection base 105, the number of the extension bumps 111 is plural, and the extension bumps 111 are respectively fixedly connected to the extension board 110 and located on a surface of the extension board 110. The connecting seat 105, the extension plate 110 and the extension protruding block 111 are made of heat conducting materials, the relay protector contacts the connecting seat 105, heat is transferred to the extension plate 110 and the extension protruding block 111, the extension plate 110 transfers the heat to the air, the extension protruding block 111 increases the basic area of the air, and the heat dissipation effect is improved.

In addition, the cooling box 112 is communicated with the connecting seat 105 through a hose, and the filter screen 113 is detachably connected with the cooling box 112 and is positioned at one side of the cooling box 112. An air supply mechanism is arranged in the cooling box 112, the air supply mechanism is a fan or an air pump, a small-sized condenser is further arranged, the air supply mechanism pumps air into the cooling box 112, external air is filtered by dust through the filter screen 113, then enters the cooling box 112, enters the connecting seat 105 after being cooled by the small-sized condenser, and finally is guided to the relay protector.

Finally, the surfaces of the connection base 105 and the clamping plate 109 are respectively provided with a plurality of through holes 114. The air supply mechanism sends cold air into the connecting seat 105, the connecting seat 105 is of a hollow structure, a plurality of through holes 114 are formed in the surface, close to the relay protector, of the connecting seat, and the cold air is guided to the relay protector through the through holes 114, so that cooling is realized.

The use of the relay protector protection device for the transformer substation of this embodiment, firstly install the main body board 101 on the switch board in the transformer substation through the bolt, install the relay protector between two the grip block 109 utilizes the elasticity of connecting spring 108 promotes the grip block 109, blocks the spacing with the relay protector, makes things convenient for staff's dismouting, when needing to adjust the relay protector position, through handle 107 rotates the conveying lead screw drives the transmission slider 104 with connecting seat 105 removes, and then drives the relay protector and remove, realizes the fine setting, and in the use, the air feed mechanism operation in the cooler bin 112 draws in outside air in the cooler bin 112, filter screen 113 filters the dust in the air earlier, avoids the dust to get into, then the cooling wind gets into in the connecting seat 105, finally blows to the relay protector through the through-hole 114, realizes the forced air cooling, simultaneously, the heat that the relay protector produced passes through extension plate 110 with in the extension lug 111 transmits the air and carries out the radiating effect, improves the cooling effect, adopts the transmission lead screw 103 with the transmission slider 104 realizes the relay protector's position and is applicable to the different sizes of installation and use of the relay protector.

The foregoing disclosure is only illustrative of one or more preferred embodiments of the present application, and it is not intended to limit the scope of the claims hereof, as persons of ordinary skill in the art will understand that all or part of the processes for practicing the embodiments described herein may be practiced with equivalent variations in the claims, which are within the scope of the application.

Claims (6)

1. A relay protection device for substations, comprising a main body plate, characterized in that, It also includes adjustment components, snap-fit components, and cooling components; The adjustment assembly includes a mounting base, a transmission screw, a transmission slider, and a connecting base. The mounting base is fixedly connected to the main body plate and is located on the surface of the main body plate. The transmission screw is rotatably connected to the mounting base. The transmission slider is connected to the transmission screw. The connecting base is detachably connected to the transmission slider. The snap-fit assembly is connected to the connecting base. The cooling assembly communicates with the connecting base. 2. The substation relay protection device as described in claim 1, characterized in that, The adjustment assembly also includes a guide block and a handle. The guide block is fixedly connected to the connecting seat and slidably connected to the main body plate. The handle is fixedly connected to the transmission screw and is located at one end of the transmission screw. 3. The substation relay protection device as described in claim 1, characterized in that, The snap-fit assembly includes connecting springs and clamping plates. There are two clamping plates, which are respectively arranged opposite to each other and located inside the connecting seat. Multiple connecting springs are arranged between the clamping plates and the connecting seat. 4. The substation relay protection device as described in claim 1, characterized in that, The cooling assembly includes an extension plate and extension protrusions. The extension plate is fixedly connected to the connecting seat and is located on the side of the connecting seat. There are multiple extension protrusions, each of which is fixedly connected to the extension plate and is located on the surface of the extension plate. 5. The substation relay protection device as described in claim 4, characterized in that, The cooling assembly also includes a cooling tank and a filter screen. The cooling tank is connected to the connector via a hose, and the filter screen is detachably connected to the cooling tank and located on one side of the cooling tank. 6. The substation relay protection device as described in claim 3, characterized in that, The surfaces of the connecting seat and the clamping plate each have multiple through holes.