Protective cover for preventing misoperation of relay protection pressing plate

Abstract

The utility model discloses a protective cover for preventing misoperation of a relay protection pressing plate, which relates to the field of relay protection pressing plates and comprises a protective cover. The protective cover is used for protecting a protective object, and the top of the protective cover is slidably connected with a cover plate. A gear is arranged in one side of the protective cover, a third fixing rod is fixed to one side of the gear, toothed plates are connected to the top and the bottom of the gear in a meshed mode, a second fixing rod is fixed to one side of each toothed plate, and a first fixing plate is fixed to one side of each second fixing rod. When a third fixing rod rotates, a toothed plate is driven to move through a gear, when the toothed plate moves, a first fixing plate is driven to move through a second fixing rod, at the moment, movement is conducted through meshing connection of a screw groove when a screw rod rotates, and when the screw rod moves, a telescopic plate is driven to move through a fixing shaft; when the first fixing plate and the telescopic plate move, the multiple sets of insulation boxes are fixed, and relay protection pressing plates in the insulation boxes are prevented from being collided and damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of relay protection pressure plate, specifically is a kind of anti-relay protection pressure plate malfunction protective cover. BACKGROUND

[0002] Protection pressure plate is also called protection piece, or called tripping pressure plate, is the bridge and link of protection device contact external wiring, is related to the function and action export of protection whether can normally play a role.

[0003] The existing patent CN218769291U discloses a kind of anti-relay protection pressure plate malfunction and mistake protective cover, the top of the inner side wall of auxiliary mobile protective cover plate is uniformly fixed and equipped with sliding convex strip along horizontal direction, and the top of the rear wall of auxiliary mobile protective cover plate is uniformly provided with sliding alignment slot along horizontal direction, the number of sliding alignment slot is three groups, sliding reserved cavity is opened in the middle of inner side auxiliary mobile protective cover plate and outer side auxiliary mobile protective cover plate, auxiliary mobile protective cover plate can be moved, device whole is fixed in the top of relay protection pressure plate by rear side fixed mounting plate and outer side protective cover main body, cover body covers after using rear side fixed mounting plate fixed mounting hole, outer side protective cover main body top fixed mounting hole and outer side protective cover main body side fixed mounting hole to be fixed, can protect the pressure plate in the inside.

[0004] The existing relay protection pressure plate is placed in the inside of protective cover and protected, when multiple groups of relay protection pressure plates are placed, multiple groups of relay protection pressure plates are displaced when protective cover shakes, and multiple groups of relay protection pressure plates are damaged by mutual knock. UTILITY MODEL CONTENTS

[0005] The utility model aims at: in order to solve the problem that multiple groups of relay protection pressure plates are displaced when protective cover shakes, and multiple groups of relay protection pressure plates are damaged by mutual knock, provide a kind of anti-relay protection pressure plate malfunction protective cover.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of anti-relay protection pressure plate malfunction protective cover including protective cover;For the protection of protected article, the top of protective cover is slidably connected with cover plate, and the protected article is sealed;The inside of one side of protective cover is provided with gear, one side of gear is fixed with third fixed rod, third fixed rod rotates and drives gear to rotate when, and third fixed rod penetrates the one side of protective cover, the top and bottom of gear are all engaged with the connection of toothed plate, gear rotates and moves toothed plate by engagement connection when, the one side of toothed plate is all fixed with second fixed rod, toothed plate moves and drives second fixed rod to move when, and second fixed rod penetrates the inner wall of one side of protective cover, the one side of second fixed rod is fixed with first fixed plate second fixed rod moves and drives first fixed plate to move when, and first fixed plate is located at both ends in the inside of protective cover.

[0007] As a further scheme of the utility model: the other side of the protective cover is provided with a screw groove, the inside of the screw groove is connected with a screw rod through meshing, the screw rod moves through the meshing of the screw groove when rotating, and the screw rod penetrates the other side of the protective cover.

[0008] As a further scheme of the utility model: the side of the screw rod is fixed with a fixed shaft, the fixed shaft moves when the screw rod moves, and the fixed shaft penetrates the side of the inner wall of the protective cover, the side of the fixed shaft is fixed with an expansion plate, and the expansion plate moves when the fixed shaft moves.

[0009] As a further scheme of the utility model: the side of the protective cover is provided with a recess, and the recess is located at the bottom of the gear, and the inside of the recess is provided with a first fixed rod.

[0010] As a further scheme of the utility model: the side of the first fixed rod is fixed with a bidirectional screw rod, the bidirectional screw rod rotates when the first fixed rod rotates, and the bidirectional screw rod is located in the inside of the protective cover, the outer surface of the bidirectional screw rod is connected with two groups of screw blocks through meshing, and the two groups of screw blocks move when the bidirectional screw rod rotates through meshing.

[0011] As a further scheme of the utility model: the top of the two groups of screw blocks is fixed with a first rotating block, the first rotating block moves when the two groups of screw blocks move, the side of the first rotating block is rotatably provided with a second fixed plate, the side of the second fixed plate is moved upward when the first rotating block moves, the side of the second fixed plate is rotatably connected with a second rotating block, and the second rotating block moves when the side of the second fixed plate moves.

[0012] As a further scheme of the utility model: the side of the second rotating block is fixed with a first fixed block, the first fixed block moves when the second rotating block moves, the top of the first fixed block is provided with a lifting plate, the lifting plate moves when the first fixed block moves, the top of the lifting plate is provided with a plurality of insulation boxes, the inside of the insulation box is provided with a relay protection pressing plate, and the relay protection pressing plate moves through the insulation box when the lifting plate moves.

[0013] Compared with the prior art, the utility model has the advantages of:

[0014] 1、By setting the third fixed rod, the third fixed rod rotates and drives the gear to rotate, the gear rotates and drives the tooth plate to move through the meshing connection, the tooth plate moves and drives the second fixed rod to move, the second fixed rod moves and drives the first fixed plate to move, at this time the screw rod is rotated, the screw rod moves through the meshing connection of the screw groove, the screw rod moves and drives the fixed shaft to move, the fixed shaft moves and drives the expansion plate to move, the first fixed plate and the expansion plate 6 move to fix the multiple groups of insulation boxes, prevent the relay protection pressure plate in the insulation box from being damaged by knocking;

[0015] 2、By setting the first fixed rod, the first fixed rod rotates and drives the bidirectional threaded rod to rotate, the bidirectional threaded rod rotates and drives the two groups of screw blocks to move through the meshing connection, the two groups of screw blocks move and drive the first rotating block to move, the first rotating block moves and pushes one side of the second fixed plate to move upwards, one side of the second fixed plate moves and drives the second rotating block to move, the second rotating block moves and drives the first fixed block to move, the first fixed block moves and drives the lifting plate to move, the lifting plate moves and drives the relay protection pressure plate to move through the insulation box, the relay protection pressure plate moves to facilitate personnel to take out, and whether the relay protection pressure plate is damaged is convenient for checking. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic view of the utility model;

[0017] Figure 2 It is the screw groove structure schematic view of the utility model;

[0018] Figure 3 It is Figure 1 Structure schematic view of A in the middle;

[0019] Figure 4 It is the structure schematic view of the overall inside of the utility model.

[0020] In the drawing: 1, protective cover; 2, first fixed rod; 3, first fixed plate; 4, second fixed rod; 5, tooth plate; 6, expansion plate; 7, relay protection pressure plate; 8, insulation box; 9, screw rod; 10, screw groove; 11, fixed shaft; 12, first rotating block; 13, third fixed rod; 14, gear; 15, lifting plate; 16, bidirectional threaded rod; 17, first fixed block; 18, second rotating block; 19, second fixed plate; 20, screw block; 21, groove; 22, cover plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0022] Please refer to Figure 1 , 3 In the embodiments of the utility model, a kind of anti-relay protection pressure plate misoperation protective cover, including protective cover 1;For the protection of protected object, the top of protective cover is slidably connected with cover plate, and protected object is sealed;The inside of one side of protective cover 1 is provided with gear 14, third fixed rod 13 is fixed on one side of gear 14, third fixed rod 13 rotates and drives gear 14 to rotate, and third fixed rod 13 penetrates one side of protective cover 1, the top and bottom of gear 14 are all engaged with toothed plate 5, gear 14 rotates and moves toothed plate 5 by engagement, the side of toothed plate 5 is all fixed with second fixed rod 4, toothed plate 5 moves and drives second fixed rod 4 to move, and second fixed rod 4 penetrates the inner wall of one side of protective cover 1, the side of second fixed rod 4 is fixed with first fixed plate 3, second fixed rod 4 moves and drives first fixed plate 3 to move, and first fixed plate 3 is located at both ends in the inside of protective cover 1;

[0023] Third fixed rod 13 rotates and drives gear 14 to rotate, gear 14 rotates and moves toothed plate 5 by engagement, toothed plate 5 moves and drives second fixed rod 4 to move, and second fixed rod 4 moves and drives first fixed plate 3 to move.

[0024] Please refer to Figure 2 The other side of protective cover 1 is provided with screw groove 10, screw groove 10 is engaged with screw rod 9 in the inside, screw rod 9 moves by the engagement of screw groove 10 when rotating, and screw rod 9 penetrates the other side of protective cover 1, the side of screw rod 9 is fixed with fixed shaft 11, screw rod 9 moves and drives fixed shaft 11 to move, and fixed shaft 11 penetrates the side of the inner wall of protective cover 1, the side of fixed shaft 11 is fixed with telescopic plate 6, fixed shaft 11 moves and drives telescopic plate 6 to move;

[0025] Screw rod 9 moves by the engagement of screw groove 10 when rotating, screw rod 9 moves and drives fixed shaft 11 to move, and fixed shaft 11 moves and drives telescopic plate 6 to move.

[0026] In this embodiment: the third fixed rod 13 rotates the gear 14, the gear 14 rotates the toothed plate 5, the toothed plate 5 moves the second fixed rod 4, the second fixed rod 4 moves the first fixed plate 3, and the first fixed plate 3 moves the rotating screw 9, the rotating screw 9 moves the fixed shaft 11, and the fixed shaft 11 moves the telescopic plate 6.

[0027] Please refer to Figure 1 , 4 , the side of the protective cover 1 is provided with a groove 21, and the groove 21 is located at the bottom of the gear 14, and the inside of the groove 21 is provided with the first fixed rod 2, and the side of the first fixed rod 2 is fixed with the two-way threaded rod 16, and the first fixed rod 2 rotates the two-way threaded rod 16, and the two-way threaded rod 16 is located inside the protective cover 1, and the outer surface of the two-way threaded rod 16 is engaged with two groups of screw blocks 20, and the two-way threaded rod 16 rotates the two groups of screw blocks 20 through engagement.

[0028] The first fixed rod 2 rotates the two-way threaded rod 16, and the two-way threaded rod 16 rotates the two groups of screw blocks 20 through engagement.

[0029] Please refer to Figure 4 , the top of the two groups of screw blocks 20 is fixed with the first rotating block 12, and the two groups of screw blocks 20 move the first rotating block 12, and the side of the first rotating block 12 rotates the second fixed plate 19, and the side of the first rotating block 12 moves the second fixed plate 19, and the side of the second fixed plate 19 is rotatably connected with the second rotating block 18, and the side of the second fixed plate 19 moves the second rotating block 18, and the side of the second rotating block 18 is fixed with the first fixed block 17, and the second rotating block 18 moves the first fixed block 17, and the top of the first fixed block 17 is provided with the lifting plate 15, and the first fixed block 17 moves the lifting plate 15, and the top of the lifting plate 15 is provided with a plurality of insulating boxes 8, and the inside of the insulating box 8 is provided with the relay protection plate 7, and the lifting plate 15 moves the relay protection plate 7 through the insulating box 8.

[0030] The second rotating block 18 moves the first fixed block 17, and the first fixed block 17 moves the lifting plate 15, and the lifting plate 15 moves the relay protection plate 7 through the insulating box 8.

[0031] In the embodiment: the first fixed rod 2 rotates and drives the bidirectional threaded rod 16 to rotate, the bidirectional threaded rod 16 rotates and drives the two groups of screw blocks 20 to move through meshing connection, the two groups of screw blocks 20 move and drive the first rotating block 12 to move, the first rotating block 12 moves and pushes one side of the second fixed plate 19 to move upward, one side of the second fixed plate 19 moves and drives the second rotating block 18 to move, the second rotating block 18 moves and drives the first fixed block 17 to move, the first fixed block 17 moves and drives the lifting plate 15 to move, the lifting plate 15 moves and drives the relay protection pressing plate 7 to move through the insulating box 8.

[0032] The working principle is that: the third fixed rod 13 rotates, the third fixed rod 13 rotates and drives the gear 14 to rotate, the gear 14 rotates and drives the toothed plate 5 to move through meshing connection, the toothed plate 5 moves and drives the second fixed rod 4 to move, the second fixed rod 4 moves and drives the first fixed plate 3 to move, at this time, the screw rod 9 is twisted and rotated, the screw rod 9 moves through the meshing connection of the screw groove 10, the screw rod 9 moves and drives the fixed shaft 11 to move, the fixed shaft 11 moves and drives the telescopic plate 6 to move.

[0033] The first fixed rod 2 rotates, the first fixed rod 2 rotates and drives the bidirectional threaded rod 16 to rotate, the bidirectional threaded rod 16 rotates and drives the two groups of screw blocks 20 to move through meshing connection, the two groups of screw blocks 20 move and drive the first rotating block 12 to move, the first rotating block 12 moves and pushes one side of the second fixed plate 19 to move upward, one side of the second fixed plate 19 moves and drives the second rotating block 18 to move, the second rotating block 18 moves and drives the first fixed block 17 to move, the first fixed block 17 moves and drives the lifting plate 15 to move, the lifting plate 15 moves and drives the relay protection pressing plate 7 to move through the insulating box 8.

[0034] The above describes only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A protective cover for preventing misoperation of a relay protection pressure plate, comprising a protective cover (1); for protecting the protected object A cover plate (22) is slidably connected to the top of the protective cover (1) to seal the protected object. characterized in that A gear (14) is arranged inside one side of the protective cover (1), a third fixed rod (13) is fixed to one side of the gear (14) and penetrates through one side of the protective cover (1), a toothed plate (5) is engagedly connected to the top and bottom of the gear (14), a second fixed rod (4) is fixed to one side of the toothed plate (5) and penetrates through the inner wall of one side of the protective cover (1), a first fixed plate (3) is fixed to one side of the second fixed rod (4) and located at both ends inside the protective cover (1).

2. A protection against protection board misoperation shield according to claim 1, characterized in that, A screw groove (10) is formed in the other side of the protective cover (1), a screw rod (9) is engagedly connected inside the screw groove (10) and penetrates through the other side of the protective cover (1).

3. A protection against protection board maloperation shield according to claim 2, characterized in that, A fixed shaft (11) is fixed to one side of the screw rod (9) and penetrates through one side of the inner wall of the protective cover (1), an expansion plate (6) is fixed to one side of the fixed shaft (11).

4. The protection against protection board misoperation shield according to claim 1, characterized in that, A recess (21) is formed in one side of the protective cover (1) and located at the bottom of the gear (14), a first fixed rod (2) is arranged inside the recess (21).

5. A protection against protection board misoperation shield according to claim 4, characterized in that, A bidirectional threaded rod (16) is fixed to one side of the first fixed rod (2) and located inside the protective cover (1), two groups of screw blocks (20) are engagedly connected to the outer surface of the bidirectional threaded rod (16).

6. A protection against protection board misoperation shield according to claim 5, characterized in that, A first rotating block (12) is fixed to the top of each group of screw blocks (20), a second fixed plate (19) is rotatably arranged at one side of the first rotating block (12), a second rotating block (18) is rotatably connected to one side of the second fixed plate (19).

7. A protection against protection board misoperation shield according to claim 6, characterized in that, A first fixed block (17) is fixed to one side of the second rotating block (18), a lifting plate (15) is arranged at the top of the first fixed block (17), a plurality of insulation boxes (8) are arranged at the top of the lifting plate (15), a relay protection pressure plate (7) is arranged inside the insulation box (8).

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