CN210430156U

CN210430156U - Multifunctional joint for temporary grounding wire for overhaul test work of transformer substation

Info

Publication number: CN210430156U
Application number: CN201921987528.7U
Authority: CN
Inventors: 晋普; 杨柳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-04-28
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a transformer substation overhauls test work earthing for work line multifunctional joint belongs to electric power and overhauls technical field. A multifunctional joint of a temporary grounding wire for overhaul test work of a transformer substation comprises a joint body, wherein a T-shaped sliding groove is formed in the wall of an inner cavity of the joint body, a T-shaped sliding block matched with the inner cavity of the T-shaped sliding groove is connected in a sliding mode, the outer wall of the T-shaped sliding block is connected with a clamping plate, a blind hole is formed in the bottom of the clamping plate, the inner cavity of the blind hole is connected with a screw rod through a bearing, a groove is formed in the joint body, the inner cavity of the groove is connected with a fixed block in a sliding mode, the surface of the fixed block is connected; the utility model discloses nimble changeable, the function is various, improves work efficiency greatly, effective resources are saved simultaneously.

Description

Multifunctional joint for temporary grounding wire for overhaul test work of transformer substation

Technical Field

The utility model relates to an electric power overhauls technical field, especially relates to a transformer substation overhauls experimental work earthing for work line multifunctional joint.

Background

A safety short-circuit device is hung in a transformer substation before equipment or a line is overhauled after power failure, and is a safety protection tool for preventing absolute operators or equipment from being injured due to sudden incoming calls, wherein the safety protection tool is a safety tool strictly in accordance with the technical regulation of portable short-circuit grounding wires in the national electric power industry DL/T879-2004.

The joint that current earthing for work line for temporary connection is the integral type structure mostly, the function is single, mostly all move the screw rod through twisting, promote the inside fly leaf that connects, reach earthing for temporary connection's joint and equipment or line connection's purpose, this type connects in the use, if certain part wearing and tearing are ageing serious, can only connect whole change, the intangible waste that has caused the resource, the earth connection often passes through bolt and articulate simultaneously, it is inconvenient to dismantle the installation, also reduced work efficiency among the intangible earthing for work line for temporary connection of transformer substation, we provide a multifunctional joint for work of overhaul test for this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art that the joint that the earthing for work line used is the integral type structure mostly, the function singleness can't be changed single part, has caused the waste of resource among the intangible, and lower problem of work efficiency simultaneously we provide a transformer substation's maintenance test work earthing for work line multifunctional joint for this.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a transformer substation maintenance test work earthing for work line multifunctional joint, is including connecting the body, it is the C type to connect the body, it left to connect the body opening, it has seted up T type sliding tray to connect body inner chamber lateral wall, T type sliding tray inner chamber sliding connection has rather than the T type sliding block that matches, T type sliding block outer wall connection has splint, the blind hole has been seted up to the splint bottom, the blind hole inner chamber is connected with the screw rod through the bearing, the screw rod is connected in the bottom that connects the body, it cuts a recess to connect body outer wall, recess inner chamber sliding connection has the fixed block, the fixed block surface is connected with the connecting plate, recess inner chamber roof is connected with the spring, the spring bottom is connected with.

Preferably, the fixing block and the movable block are provided with a limiting groove matched with the limiting block at the same side.

Preferably, the outer wall of the joint body is provided with a through hole, an inner cavity of the through hole is slidably connected with an adjusting rod, and the bottom of the adjusting rod is connected with the movable block.

Preferably, the inner cavity wall of the groove and the surface of the fixing block are both provided with wavy anti-skid grains.

Preferably, the top of the inner cavity of the joint body and the top of the clamping plate are both provided with anti-skidding teeth.

Preferably, the T-shaped sliding block is connected with the clamping plate through a bolt.

Compared with the prior art, the utility model provides a transformer substation overhauls experimental work earthing for work line multifunctional joint possesses following beneficial effect:

1. the transformer substation maintenance test work temporary grounding wire multi-station connector is used for placing a circuit to be maintained between a clamping plate and the top of an inner cavity of a connector body, pushing a T-shaped sliding block connected to the right side of the clamping plate to move along a T-shaped sliding groove formed in the right side wall of the inner cavity of the connector body by screwing a screw rod clockwise to match with a bearing connected between a blind hole and the screw rod, so that the clamping plate connected with the T-shaped sliding block moves up and down in the inner cavity of the connector body, further the distance between the clamping plate and the top of the inner cavity of the connector body is changed, the aim of adapting to maintenance of circuits with different diameters is achieved, when the clamping plate or the T-shaped sliding block is seriously worn and aged and needs to be replaced, the screw rod is screwed anticlockwise, the screw rod moves downwards, so that the aim of separating the screw rod from the clamping plate, reach and take out sliding connection at the T type sliding block of T type sliding tray inner chamber and change, if only when T type sliding block need be changed, will connect the bolt dismantlement between splint and T type sliding block to separate T type sliding block and splint, thereby reach the purpose of only changing T type sliding block, the function is various, improves greatly simultaneously and connects the flexibility ratio, and effective resources are saved.

2. The transformer station maintenance test work temporary grounding wire multi-joint pushes the movable block to move towards the bottom of the groove through the spring connected between the top of the inner cavity of the groove and the movable block so as to be contacted with the fixed block connected with the inner cavity of the groove in a sliding manner, the fixed block is fixed in the inner cavity of the groove through the limiting block arranged at the bottom of the movable block inserted in the limiting groove inner cavity formed on the surface of the fixed block, so that the grounding wire is connected with a joint body through a connecting plate, when the connecting plate needs to be disassembled, only an adjusting rod connected with the inner cavity of the through hole in a sliding manner needs to be pulled upwards to drive the movable block connected at the bottom of the spring to move towards the top of the groove, so that the limiting block arranged at the bottom of the movable block leaves the limiting groove inner cavity, the purpose that the movable block, and then reach the purpose with earth connection and joint body separation fast, it is quick convenient, effectively improve work efficiency.

3. This transformer substation overhauls experimental work earthing wire multiplex connects, through the wavy anti-skidding line that sets up on recess inner chamber wall and fixed block surface, frictional force between greatly increased fixed block and the recess to reach the purpose of fixed block firm connection at the inner chamber of recess, through setting up at the anti-skidding tooth that connects body inner chamber top and splint top, effectively avoid connecting the body and taking place gliding condition when with the line contact and take place, guarantee to connect stably.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses nimble changeable, the function is various, through rotating the T type sliding block of sliding connection at T type sliding tray inner chamber, reaches the purpose that will dismantle change splint, simultaneously through the cooperation of adjusting pole, spring and movable block, reaches the purpose of quick dismantlement connecting plate to make earth connection and joint body can dismantle fast, improve work efficiency greatly, effective resources are saved simultaneously.

Drawings

Fig. 1 is a schematic structural view of a multifunctional joint of a temporary grounding wire for overhaul test work of a transformer substation provided by the utility model;

FIG. 2 is a sectional view of the multifunctional joint of the temporary grounding wire for the overhaul test work of the transformer substation, taken along the line A-A;

fig. 3 is a schematic structural view of a clamping plate of a multifunctional joint of a temporary grounding wire for overhaul test work of a transformer substation provided by the utility model;

fig. 4 is a schematic structural view of a connector body of a multifunctional connector of a temporary grounding wire for overhaul test work of a transformer substation provided by the utility model;

fig. 5 is the utility model provides a transformer substation overhauls test work earthing wire multifunctional joint's connecting plate structure schematic diagram.

In the figure: 1. a connector body; 2. a T-shaped sliding groove; 3. a T-shaped sliding block; 4. a splint; 5. blind holes; 6. a screw; 7. a groove; 8. a fixed block; 9. a connecting plate; 10. a spring; 11. a movable block; 12. a limiting groove; 13. a through hole; 14. and adjusting the rod.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-5, a transformer substation overhauls experimental work earthing for work line multifunctional joint, including connecting body 1, connect body 1 and be the C type, connect 1 opening of body left, connect 1 inner chamber lateral wall of body and seted up T

type sliding tray

2, 2 inner chamber sliding connection of T type sliding tray has T type sliding block 3 rather than matching, 3 outer wall connection of T type sliding block has splint 4, blind hole 5 has been seted up to splint 4 bottom, the 5 inner chambers of blind hole are connected with screw rod 6 through the bearing, screw rod 6 is connected in the bottom that connects body 1, it cuts a recess 7 to connect 1 outer wall of body, recess 7 inner chamber sliding connection has fixed

block

8, 8 surface connections of fixed block have connecting

plate

9, 7 inner chamber roof of recess is connected with spring 10, spring 10 bottom is connected with.

The T-shaped sliding block 3 is connected with the clamping plate 4 through a bolt.

When in use, a circuit to be overhauled is placed between the clamping plate 4 and the top of the inner cavity of the joint body 1, the screw 6 is screwed clockwise to be matched with a bearing connected between the blind hole 5 and the screw 6, the T-shaped sliding block 3 connected to the right side of the clamping plate 4 is pushed to move 2 along the T-shaped sliding groove arranged on the right side wall of the inner cavity of the joint body 1, so that the clamping plate 4 connected with the T-shaped sliding block 3 moves up and down in the inner cavity of the joint body 1, the distance between the clamping plate 4 and the top of the inner cavity of the joint body 1 is changed, the purpose of adapting to overhauling circuits with different diameters is achieved, when the clamping plate 4 or the T-shaped sliding block 3 is worn and aged seriously and needs to be replaced, the screw 6 is screwed anticlockwise, the screw 6 moves downwards, the purpose of separating the screw 6 from the clamping plate 4 is achieved, at the moment, the clamping plate 4, reach and take out sliding connection at the T type sliding block 3 of 2 inner chambers of T type sliding tray and change, if only when T type sliding block 3 needs to be changed, will connect and dismantle the bolt between splint 4 and T type sliding block 3 to separate T type sliding block 3 and splint 4, thereby reach the purpose of only changing T type sliding block 3, the function is various, improves the joint flexibility ratio simultaneously greatly, and effective resources are saved.

Example 2:

referring to fig. 4, a transformer substation maintenance test work temporary grounding wire multifunctional joint is basically the same as embodiment 1, and further, a limiting groove 12 matched with a limiting block is formed in one side of the fixed block 8, which is seen from the movable block 11.

The outer wall of the joint body 1 is provided with a through hole 13, the inner cavity of the through hole 13 is connected with an adjusting rod 14 in a sliding mode, and the bottom of the adjusting rod 14 is connected with the movable block 11.

The movable block 11 is pushed to move towards the bottom of the groove 7 through the spring 10 connected between the top of the inner cavity of the groove 7 and the movable block 11, so as to be contacted with the fixed block 8 connected with the inner cavity of the groove 7 in a sliding way, the fixed block 8 is fixed in the inner cavity of the groove 7 through the limiting groove 12 formed on the surface of the fixed block in a plugging way of the limiting block arranged at the bottom of the movable block 11, so that the grounding wire is connected with the joint body 1 through the connecting plate 9, when the connecting plate 9 needs to be disassembled, only the adjusting rod 14 connected with the inner cavity of the through hole 13 in a sliding way needs to be pulled upwards to drive the movable block 11 connected at the bottom of the spring 10 to move towards the top of the groove 7, so that the limiting block 8 arranged at the bottom of the movable block 11 leaves the inner cavity of the limiting groove 12, thereby with connecting plate 9 and the separation of joint body 1, and then reach the purpose of quick with earth connection and the separation of joint body 1, it is quick convenient, effectively improve work efficiency.

Example 3:

referring to fig. 4 and 5, a multifunctional joint for a temporary grounding wire for overhaul test work of a transformer substation is basically the same as that in embodiment 1, and further, wave-shaped anti-slip threads are arranged on the inner cavity wall of the groove 7 and the surface of the fixing block 8.

The top of the inner cavity of the joint body 1 and the top of the clamping plate 4 are both provided with anti-skidding teeth.

Through the wavy anti-skidding line that sets up on recess 7 inner chamber wall and fixed block 8 surfaces, frictional force between greatly increased fixed block 8 and the recess 7 to reach the purpose of fixed block 8 firm connection at the inner chamber of recess 7, through setting up the anti-skidding tooth at connecting 1 inner chamber top of body and splint 4 top, effectively avoid connecting body 1 and taking place gliding condition when with the circuit contact and take place, guarantee to connect stably.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The multifunctional joint for the temporary grounding wire for the overhaul test work of the transformer substation comprises a joint body (1) and is characterized in that the joint body (1) is C-shaped, the opening of the joint body (1) is towards the left, a T-shaped sliding groove (2) is formed in the side wall of an inner cavity of the joint body (1), the inner cavity of the T-shaped sliding groove (2) is connected with a T-shaped sliding block (3) matched with the T-shaped sliding block in a sliding manner, the outer wall of the T-shaped sliding block (3) is connected with a clamping plate (4), a blind hole (5) is formed in the bottom of the clamping plate (4), the inner cavity of the blind hole (5) is connected with a screw rod (6) through a bearing, the screw rod (6) is connected to the bottom of the joint body (1), a groove (7) is formed in the outer wall of the joint body (, the top wall of the inner cavity of the groove (7) is connected with a spring (10), and the bottom of the spring (10) is connected with a movable block (11).

2. The multifunctional joint for the temporary grounding wire for overhaul test work of the transformer substation as claimed in claim 1, wherein a limiting groove (12) matched with a limiting block is formed in one side of the fixed block (8) which is seen from the movable block (11).

3. The multifunctional joint for the temporary grounding wire for the overhaul test work of the transformer substation as claimed in claim 1, wherein a through hole (13) is formed in the outer wall of the joint body (1), an adjusting rod (14) is connected to the inner cavity of the through hole (13) in a sliding manner, and the bottom of the adjusting rod (14) is connected with the movable block (11).

4. The multifunctional joint for the temporary grounding wire for overhaul test work of the transformer substation as claimed in claim 1, wherein the inner cavity wall of the groove (7) and the surface of the fixing block (8) are provided with wavy anti-slip lines.

5. The multifunctional joint for the temporary grounding wire for the overhaul test work of the transformer substation of claim 1, wherein anti-slip teeth are arranged on the top of the inner cavity of the joint body (1) and the top of the clamping plate (4).

6. The multifunctional joint for the temporary grounding wire for the overhaul test work of the transformer substation as claimed in claim 1, wherein the T-shaped sliding block (3) is connected with the clamping plate (4) through a bolt.