CN219180962U

CN219180962U - Relay protection screen cable fixing device

Info

Publication number: CN219180962U
Application number: CN202223551657.6U
Authority: CN
Inventors: 姜晋; 王宁宁; 刘广旭; 李聪聪; 王培柱; 史小毅; 石赢; 雷浩; 李瑞华
Original assignee: Huaneng Qinbei Power Generation Co Ltd
Current assignee: Huaneng Qinbei Power Generation Co Ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-13
Anticipated expiration: 2032-12-29

Abstract

The utility model provides a relay protection screen cable fixing device, which relates to the technical field of relay protection, and comprises a relay protection screen, a cable limiting seat, a plurality of cable connectors and a plurality of connecting components, wherein the cable limiting seat is fixedly arranged on one side of the relay protection screen, a plurality of cable installation grooves are formed in the cable limiting seat, connecting holes are formed in the inner walls of the cable installation grooves, the cable connectors are fixedly connected in the connecting holes, and the connecting components are arranged on the cable limiting seat; the relay protection screen has higher fixing efficiency on the cable, can automatically fix and limit the cable after the cable is sent into the cable installation groove, is very simple and convenient to operate, and can also fix different cables.

Description

Relay protection screen cable fixing device

Technical Field

The utility model relates to the technical field of relay protection, in particular to a relay protection screen cable fixing device.

Background

The relay protection of the thermal power plant is characterized by being capable of carrying out real-time monitoring and remote control on equipment and circuits, wherein in the aspect of real-time monitoring, the generator, the stator grounding protection current value and circuit faults in the relay protection system of the thermal power plant can be comprehensively measured, and the monitoring system can also carry out detection analysis on data. Secondly, in the aspect of remote centralized control, parameters can be adjusted according to actual system operation of the thermal power plant, wherein the parameters comprise a grounding voltage value, a current value, a generator rotating speed, running power and the like, and the remote control simplifies the manual operation flow;

according to the technical scheme, a plurality of cables cannot be adjusted according to the required distance, and 202120483709.7, which aims at the problems, discloses a relay protection screen cable fixing device of a thermal power plant, which comprises a fixing plate, wherein one side of the fixing plate is fixedly connected with a first connecting plate, the outer wall of the first connecting plate is slidably connected with a second connecting plate, the top of the second connecting plate is slidably connected with a limiting plate, one side of the limiting plate is fixedly connected with a transverse pulling plate, the top of the transverse pulling plate is fixedly connected with a handle, the top of the second connecting plate is provided with a sliding groove, the inner wall of the sliding groove is slidably connected with a sliding block, and the top of the sliding block is rotationally connected with a first pull rod through a rotating shaft;

however, the limiting device of the prior patent only aims at solving the problem that a plurality of cables cannot be adjusted according to the required distance, but still needs to manually adjust the limiting distance, and the fixing efficiency is low. The two limiting plates are used for limiting, so that the operation is very complicated, the sizes of the two cable fixing devices are basically consistent, and cables with different sizes cannot be fixed.

Disclosure of Invention

The utility model provides a relay protection screen cable fixing device, which solves the problem that the limiting process of the existing relay protection screen cable fixing device is complex.

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

the utility model provides a relay protection screen cable fixing device, includes relay protection screen, cable spacing seat, a plurality of cable connector and a plurality of coupling assembling, cable spacing seat fixed mounting is in one side of relay protection screen, a plurality of cable mounting groove has been seted up on the cable spacing seat, all has seted up the connecting hole on the inner wall of a plurality of cable mounting groove, and a plurality of cable connector is all fixed connection in the connecting hole, and a plurality of coupling assembling all sets up on cable spacing seat;

the connecting assembly comprises two rotary control boards, two control gears, two first racks, two telescopic control seats and two clamping seats, wherein connecting grooves are formed in the inner walls of two sides of the cable installation groove, two rotary control boards are rotatably installed in the connecting grooves, one sides of the rotary control boards are fixedly provided with the control gears, two moving grooves are formed in the inner walls of the connecting grooves, two first racks are slidably installed in the moving grooves, the first racks are meshed with the corresponding control gears, the two telescopic control seats are provided with the control grooves on the sides close to each other, clamping seats are slidably installed in the two control grooves, one sides of the two clamping seats are fixedly connected with second springs, and the second springs are fixedly installed on the inner walls of the corresponding control grooves.

Preferably, the two control gears are fixedly provided with first bevel gears, the inner walls of the two sides of the cable installation groove are respectively provided with a fixed groove, the two fixed grooves are respectively internally provided with a telescopic control seat in a sliding manner, and one sides of the two telescopic control seats are respectively fixedly provided with a second rack.

Preferably, the inner walls of the two fixed grooves are respectively provided with a rotary rod in a rotary mode, one ends of the two rotary rods are respectively and fixedly provided with a second bevel gear, the second bevel gears are meshed with the corresponding first bevel gears, the other ends of the two rotary rods are respectively and fixedly provided with a rotary gear, and the rotary gears are meshed with the corresponding second racks.

Preferably, grooves are formed in the bottoms of the two telescopic control seats, limiting blocks are slidably mounted in the two grooves, first springs are fixedly mounted on the two limiting blocks, one ends of the two first springs are fixedly mounted on the inner walls of the corresponding two grooves, limiting grooves are formed in the inner walls of the bottoms of the two fixing grooves, and the limiting blocks are mounted in the corresponding limiting grooves.

Preferably, sliding holes are formed in the inner walls of the bottoms of the two limiting grooves, pressing rods are slidably arranged in the two sliding holes, and the bottom ends of the two pressing rods are fixedly provided with the same control annular plate.

Preferably, one ends of the two first racks are fixedly provided with a spring III, and one end of the spring III is fixedly arranged on the inner wall of the moving groove.

Preferably, the inner wall of the fixed slot is provided with a rotating hole, and the rotating rod is rotatably arranged in the rotating hole.

The utility model has the beneficial effects that:

according to the relay protection screen cable fixing device, a cable is inserted into the cable mounting groove on the cable limiting seat, the rotary control plate drives the corresponding control gear to rotate, the first bevel gear drives the second bevel gear to rotate, the telescopic control seat drives the limiting block to move, the two clamping seats are in contact with the cable, and the elastic action of the second spring can drive the clamping seats to clamp and limit the cable.

According to the relay protection screen cable fixing device, the limiting block moves to the position of the limiting groove, so that the position of the clamping seat can be stabilized, the control annular plate is pressed, the pressing rod can be driven to move, the clamping seat can be fixed, and the limiting of a cable can be canceled.

The utility model has higher fixing efficiency on the cable, can automatically fix and limit the cable after the cable is sent into the cable installation groove, has very simple and convenient operation, and can also fix different cables.

Drawings

For a clearer description of an embodiment of the utility model or of the prior art, the drawings that are used in the description of the embodiment or of the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from them without inventive effort for a person skilled in the art.

Fig. 1 is a front view of the present utility model.

Fig. 2 is a schematic structural view of the cable stop seat, the cable connector and the connecting assembly according to the present utility model.

Fig. 3 is a schematic perspective view of the pressing rod and the control ring plate of the present utility model.

Fig. 4 is a schematic perspective view of the telescopic control seat, the second spring and the clamping seat according to the present utility model.

Fig. 5 is an enlarged view at a in fig. 2.

Reference numerals illustrate:

1. a relay protection screen; 2. a cable limit seat; 3. a cable installation groove; 4. a cable connector; 5. a rotary control plate; 6. a control gear; 7. a first rack; 8. a first bevel gear; 9. a second bevel gear; 10. a telescopic control seat; 11. a second rack; 12. rotating the gear; 13. a limiting block; 14. a first spring; 15. pressing a pressing rod; 16. a control loop plate; 17. a second spring; 18. a clamping seat.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be clear that the dimensions of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model: the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

The utility model provides a technical scheme that: referring to fig. 1-5, a relay protection screen cable fixing device comprises a relay protection screen 1, a cable limit seat 2 and a plurality of cable connectors 4, wherein the cable limit seat 2 is fixedly installed on one side of the relay protection screen 1, a plurality of cable installation grooves 3 are formed in the cable limit seat 2, connecting holes are formed in the inner walls of the plurality of cable installation grooves 3, the plurality of cable connectors 4 are fixedly connected in the connecting holes, connecting grooves are formed in the inner walls of two sides of the cable installation grooves 3, rotary control plates 5 are rotatably installed in the connecting grooves, control gears 6 are fixedly installed on one sides of the rotary control plates 5, moving grooves are formed in the inner walls of the connecting grooves, first racks 7 are slidably installed in the moving grooves, the first racks 7 are meshed with the corresponding control gears 6, the two control gears 6 are fixedly provided with first bevel gears 8, the inner walls of the two sides of the cable installation groove 3 are respectively provided with a fixed groove, the two fixed grooves are respectively internally provided with a telescopic control seat 10 in a sliding manner, one sides of the two telescopic control seats 10 are respectively fixedly provided with a second rack 11, the inner walls of the two fixed grooves are respectively rotatably provided with a rotary rod, one ends of the two rotary rods are respectively fixedly provided with a second bevel gear 9, the second bevel gears 9 are meshed with the corresponding first bevel gears 8, the other ends of the two rotary rods are respectively fixedly provided with a rotary gear 12, the rotary gears 12 are meshed with the corresponding second racks 11, one sides of the two telescopic control seats 10, which are mutually close, are respectively provided with a control groove, the two control grooves are respectively internally provided with a clamping seat 18 in a sliding manner, one sides of the two clamping seats 18 are respectively fixedly connected with a second spring 17, the second springs 17 are fixedly mounted on the inner walls of the corresponding control slots.

In this embodiment, the springs three are fixedly installed at one ends of the two first racks 7, and one ends of the springs three are fixedly installed on the inner wall of the moving groove.

In this embodiment, the bottom of two flexible control seats 10 is all set up flutedly, and equal slidable mounting has stopper 13 in two recesses, and equal fixed mounting has first spring 14 on two stoppers 13, and the equal fixed mounting of one end of two first springs 14 is on the inner wall of two recesses that correspond, has all set up the spacing groove on the bottom inner wall of two fixed slots, stopper 13 installs in the spacing inslot that corresponds, has all seted up the slide hole on the bottom inner wall of two spacing grooves, and equal slidable mounting has press lever 15 in two slide holes, two press lever 15's bottom fixed mounting has same control ring plate 16.

In this embodiment, a rotation hole is formed in the inner wall of the fixing groove, and the rotating rod is rotatably installed in the rotation hole.

In this embodiment, a cable is inserted into the cable installation slot 3 on the cable limiting seat 2, the cable extrudes two rotary control boards 5, the rotary control boards 5 drive the corresponding control gears 6 to rotate, the control gears 6 drive the corresponding first racks 7 to move, the first racks 7 extrude the third springs, the control gears 6 drive the first bevel gears 8 to rotate, the first bevel gears 8 drive the second bevel gears 9 to rotate, the second bevel gears 9 drive the rotary rods to rotate, the rotary rods drive the rotary gears 12 to rotate, the rotary gears 12 drive the second racks 11 to move, the second racks 11 drive the telescopic control seat 10 to move, the telescopic control seat 10 drives the limiting block 13 to move, the telescopic control seat 10 also drives the clamping seat 18 to move, the two clamping seats 18 are in contact with the cable, the telescopic control seat 10 extrudes the second springs 17, the elastic action of the second springs 17 can drive the clamping seat 18 to clamp the cable to limit, meanwhile, the limiting block 13 moves to the position of the limiting slot, the control ring plate 16 can be pressed and the pressing rod 15 can be driven to move, the limiting block 13 is pushed out of the limiting slot, and the fixing of the clamping seat 18 can be canceled.

Compared with the prior art, the utility model has the technical advantages that: the relay protection screen has higher fixing efficiency on the cable, can automatically fix and limit the cable after the cable is sent into the cable installation groove 3, is very simple and convenient to operate, and can also fix different cables.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a relay protection screen cable fixing device which characterized in that includes:

the relay protection device comprises a relay protection screen (1), a cable limiting seat (2), a plurality of cable connectors (4) and a plurality of connecting components, wherein the cable limiting seat (2) is fixedly arranged on one side of the relay protection screen (1), a plurality of cable installation grooves (3) are formed in the cable limiting seat (2), connecting holes are formed in the inner walls of the plurality of cable installation grooves (3), the plurality of cable connectors (4) are fixedly connected in the connecting holes, and the plurality of connecting components are arranged on the cable limiting seat (2);

the connecting assembly comprises two rotary control boards (5), two control gears (6), two first racks (7), two telescopic control seats (10) and two clamping seats (18), connecting grooves are formed in the inner walls of two sides of the cable installation groove (3), the rotary control boards (5) are rotatably installed in the connecting grooves, the control gears (6) are fixedly installed on one sides of the rotary control boards (5), the movable grooves are formed in the inner walls of the connecting grooves, the first racks (7) are slidably installed in the movable grooves, the first racks (7) are meshed with the corresponding control gears (6), the control grooves are formed in one sides, close to each other, of the telescopic control seats (10), the clamping seats (18) are slidably installed in the two control grooves, the second springs (17) are fixedly connected to one sides of the two clamping seats (18), and the second springs (17) are fixedly installed on the inner walls of the corresponding control grooves.

2. The relay protection screen cable fixing device according to claim 1, wherein the two control gears (6) are fixedly provided with first bevel gears (8), the inner walls of the two sides of the cable installation groove (3) are respectively provided with a fixing groove, the two fixing grooves are respectively internally provided with a telescopic control seat (10) in a sliding manner, and one sides of the two telescopic control seats (10) are respectively fixedly provided with a second rack (11).

3. The relay protection screen cable fixing device according to claim 2, wherein rotating rods are rotatably mounted on the inner walls of the two fixing grooves, one ends of the two rotating rods are fixedly mounted with second bevel gears (9), the second bevel gears (9) are meshed with corresponding first bevel gears (8), the other ends of the two rotating rods are fixedly mounted with rotating gears (12), and the rotating gears (12) are meshed with corresponding second racks (11).

4. The relay protection screen cable fixing device according to claim 2, wherein grooves are formed in the bottoms of the two telescopic control seats (10), limiting blocks (13) are slidably mounted in the two grooves, first springs (14) are fixedly mounted on the two limiting blocks (13), one ends of the two first springs (14) are fixedly mounted on the inner walls of the corresponding two grooves, limiting grooves are formed in the inner walls of the bottoms of the two fixing grooves, and the limiting blocks (13) are mounted in the corresponding limiting grooves.

5. The relay protection screen cable fixing device according to claim 4, wherein sliding holes are formed in the inner walls of the bottoms of the two limiting grooves, pressing rods (15) are slidably mounted in the two sliding holes, and the same control ring plate (16) is fixedly mounted at the bottom ends of the two pressing rods (15).

6. The relay protection screen cable fixing device according to claim 1, wherein one end of each of the two first racks (7) is fixedly provided with a spring III, and one end of the spring III is fixedly arranged on the inner wall of the moving groove.

7. The relay protection screen cable fixing device according to claim 3, wherein a rotating hole is formed in the inner wall of the fixing groove, and the rotating rod is rotatably installed in the rotating hole.