CN213491635U

CN213491635U - Falling protector for electric power overhaul

Info

Publication number: CN213491635U
Application number: CN202020899778.1U
Authority: CN
Inventors: 艾长云; 喻桥; 高光福
Original assignee: Wuhan Jianchang Electric Power Engineering Co ltd
Current assignee: Wuhan Jianchang Electric Power Engineering Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-06-22
Anticipated expiration: 2030-05-26

Abstract

The utility model relates to a safety hook for electric power overhaul, which comprises a shell and an upper hook, and is characterized in that the shell comprises a fixed shell and a movable shell which are mutually buckled, the upper hook is fixedly connected with the fixed shell, and the fixed shell and the movable shell are both provided with through grooves for the penetration of a steel wire rope; the fixed shell is fixedly connected with a plurality of fixed columns, the movable shell is provided with a plurality of fixed grooves for the fixed columns to penetrate out, the end parts of the fixed columns, penetrating out of the fixed grooves, are rotatably connected with clamping blocks, and the clamping blocks rotate to positions perpendicular to the fixed grooves; the movable shell slides and is provided with an inserting block, the clamping block is provided with an inserting hole for inserting the inserting block, and a fixing assembly for fixing and stabilizing is arranged between the inserting block and the clamping block. The utility model discloses have convenient to detach and install movable shell and set casing, promote the work efficiency that the staff maintained the safety hook, improve the security performance of safety hook.

Description

Falling protector for electric power overhaul

Technical Field

The utility model belongs to the technical field of the technique of electric power overhaul equipment and specifically relates to an electric power overhauls and uses safety hook is related to.

Background

At present, when a maintenance worker works at a high place, the maintenance worker is often provided with a falling protector comprising a safety belt, the falling protector is fixedly connected on a support, and the safety belt is tied on the body of the maintenance worker to prevent the maintenance worker from continuously falling, so that the safety of the maintenance worker is ensured.

The traditional Chinese patent with the publication number of CN207370992U discloses a high-altitude climbing falling protector which comprises a shell, wherein a ratchet gear is arranged inside the shell, a steel belt is wound around the ratchet gear, one end of the steel belt is fixed inside the ratchet gear, the other end of the steel belt is connected with one end of a steel wire rope at a pawl, the pawl is positioned inside the shell, the pawl is matched with the ratchet gear, the other end of the steel wire rope extends out of the shell and is fixedly connected with a lower hook, an early warning device is arranged on one side, close to the lower hook, of the shell, a nylon weaving rope is fixedly connected on one side, far away from the lower hook, and the nylon weaving.

The above prior art solutions have the following drawbacks: because the ratchet gear is located inside the shell, the safety hook needs to maintain the ratchet gear to ensure the construction safety in the long-time working process, but the shell is fixed by bolts between the two shells at present, and the two shells can be separated only after the bolts need to be unscrewed when the worker dismantles the two shells, so that the labor intensity of the worker is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a safety hook for electric power overhaul, which is not enough for the prior art and has the advantage of convenient installation and disassembly of the movable shell.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a falling protector for electric power overhaul comprises a shell and an upper hook, wherein the shell comprises a fixed shell and a movable shell which are mutually buckled, the upper hook is fixedly connected with the fixed shell, and the fixed shell and the movable shell are both provided with through grooves for a steel wire rope to penetrate out; the fixed shell is fixedly connected with a plurality of fixed columns, the movable shell is provided with a plurality of fixed grooves for the fixed columns to penetrate out, the end parts of the fixed columns, penetrating out of the fixed grooves, are rotatably connected with clamping blocks, and the clamping blocks rotate to positions perpendicular to the fixed grooves; the movable shell slides and is provided with an inserting block, the clamping block is provided with an inserting hole for inserting the inserting block, and a fixing component for ensuring fixing stability is arranged between the inserting block and the clamping block

By adopting the technical scheme, when the movable shell is driven to be placed towards the upper part of the fixed shell, when the fixed shell and the movable shell are mutually buckled, the fixed column and the clamping block penetrate out of the fixed groove, when the clamping block penetrates out of the fixed groove, the clamping block rotates around the end part of the fixed column, and the clamping block rotates to a position vertical to the fixed groove, so that the effect of limiting the vertical movement of the movable shell is realized; meanwhile, the insertion block is driven to move and is inserted into the insertion hole, the movement of the insertion block is limited, and the fixing and stabilizing effect between the movable shell and the fixed shell is ensured.

The utility model discloses can further configure to in a preferred example, fixed column fixedly connected with commentaries on classics piece, the joint piece be provided with be used for commentaries on classics piece pivoted rotary trough, change the piece with the vertical cross-section in rotary trough sets up to "T" style of calligraphy.

Through adopting above-mentioned technical scheme, the motion of changeing the piece towards keeping away from the commentaries on classics groove opening part is restricted, changes the piece at the commentaries on classics inslot internal rotation, realizes the joint piece and rotates round fixed column end.

The utility model discloses can further configure to in a preferred example, fixed slot length dimension is not less than joint piece length dimension, fixed slot width dimension is less than joint piece length dimension.

Through adopting above-mentioned technical scheme, ensure that the joint piece follows the fixed column and wears out the fixed slot together, and when the joint piece rotate to with fixed slot vertically position, the both ends of joint piece were located the fixed slot both sides respectively this moment, ensure the fixed effect of joint of activity shell and set shell.

The utility model discloses can further configure to in a preferred example, fixed subassembly include with grafting piece tip articulated stationary blade and with stationary blade fixed connection's lug, the stationary blade is along the orientation the spliced eye direction takes place the slope, the lateral wall is provided with and is used for on the spliced eye the recess that the lug was pegged graft, the lug is vertical setting, the lug swing extremely in the recess.

Through adopting above-mentioned technical scheme, when the lug moved to the groove opening part, the drive stationary blade swung up, and when the lug swung to the recess in, the fixed effect between realization plug block and the joint piece.

The present invention may be further configured in a preferred embodiment such that the size of the groove opening is larger than the size of the end of the projection.

By adopting the technical scheme, the swinging route of the convex block is an arc line, and the convex block is inserted in the groove, so that the convex block is ensured to be inserted in the groove.

The utility model discloses can further configure to in a preferred example, the stationary blade with fixedly connected with vertically set up the spring between the piece of pegging graft.

Through adopting above-mentioned technical scheme, when the grafting piece is pegged graft in the spliced eye, the drive stationary blade swings downwards, and the spring is compressed, and the lateral wall butt on lug and the spliced eye, when the lug moved to the recess position, under the spring action of spring, the lug received a wobbling effort that makes progress, and the lug swings to in the recess.

The utility model discloses can further configure to in a preferred example, grafting piece bottom fixedly connected with slider, the activity shell is provided with and is used for the gliding spout of slider, the slider with the vertical cross-section of spout inner wall all sets up to "T" style of calligraphy, spout length direction with fixed slot length direction is parallel.

Through adopting above-mentioned technical scheme, when the joint piece rotate to with fixed slot vertical position, the slider of being convenient for drives the grafting piece and pegs graft in the spliced eye.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the movable shell is buckled outside the fixed shell, the fixed column drives the clamping block to penetrate out of the fixed groove, the rotating block is driven to rotate in the rotating groove, and the clamping block rotates to a position perpendicular to the fixed groove, so that the fixing effect of the movable shell and the fixed column in the vertical direction is realized;

2. the drive slider is at the spout internal motion, and the grafting piece is pegged graft in the spliced eye, and the stationary blade swings down, and the spring is compressed, and when the lug moved to the groove site, under the spring action of spring, the stationary blade drove the lug swing to the recess in, realizes the fixed firm effect between joint piece and the movable shell, ensures fixed firm effect between movable shell and the set casing.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a front view of an embodiment of the invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is a partial schematic view of the section B-B in FIG. 2;

fig. 5 is an enlarged view at C in fig. 4.

Reference numerals: 1. a housing; 2. an upper hook; 3. a stationary case; 4. a movable shell; 5. a through groove; 6. fixing a column; 7. fixing grooves; 8. a clamping block; 9. an insertion block; 10. inserting holes; 11. rotating the block; 12. rotating the groove; 13. a fixing sheet; 14. a bump; 15. a groove; 16. a spring; 17. a slider; 18. a chute.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an electric power overhauls uses safety hook, including shell 1 and couple down, shell 1 includes set casing 3 and the activity shell 4 of mutual lock, among the prior art, the ratchet gear is located set casing 3 and activity shell 4 and encloses the space of establishing, ratchet gear rotates with set casing 3 simultaneously and is connected, go up couple 2 and install in the upper end of set casing 3, all be provided with logical groove 5 that is used for the steel wire rope to wear out on set casing 3 and the activity shell 4, when set casing 3 and activity shell 4 lock are in the same place, the steel wire rope is worn out in two spaces that lead to groove 5 and enclose and establish.

Refer to fig. 1 and fig. 3, in order to facilitate the realization pull down movable shell 4 from set casing 3, two fixed columns 6 of 3 fixedly connected with of set casing, two fixed columns 6 are the symmetry setting for the vertical plane of symmetry of set casing 3, movable shell 4 is provided with two fixed slots 7 that are used for fixed column 6 to wear out, the tip that fixed column 6 worn out fixed slot 7 rotates and is connected with

joint piece

8, 8 fixedly connected with commentaries on classics piece of joint piece 11, joint piece 8 is provided with and is used for changeing 11 pivoted turn trough 12, change piece 11 and the vertical cross-section in turn trough 12 set up to "T" style of calligraphy, change piece 11 towards keeping away from the motion of 12 openings in turn trough by the restriction, change piece 11 is at turn trough 12 internal rotations, realize joint piece 8 and rotate round.

Referring to fig. 3, when the drive movable shell 4 is placed towards set casing 3 top, when set casing 3 and movable shell 4 each other lock, fixed slot 7 length dimension is greater than joint piece 8 length dimension, fixed slot 7 is worn out together to fixed column 6 and joint piece 8, wear out fixed slot 7 when joint piece 8, drive commentaries on classics piece 11 is at 12 internal rotations in commentaries on classics groove, joint piece 8 rotates round 6 tip of fixed column, joint piece 8 rotate to 7 vertically positions with fixed slot, 8 length dimension of joint piece is greater than the width dimension of fixed slot 7, the restriction effect to the 4 vertical direction movements of movable shell is realized.

Referring to fig. 3 and 4, in order to ensure that the movable shell 4 and the fixed shell 3 are fixed stably, an insertion block 9 is arranged on the shell 1 of the movable shell 4 in a sliding manner, an insertion hole 10 for inserting the insertion block 9 is formed in a clamping block 8, a sliding block 17 is fixedly connected to the bottom of the insertion block 9, a sliding groove 18 for sliding the sliding block 17 is formed in the upper surface of the movable shell 4, two ends of the sliding groove 18 are arranged in a closed manner, the sliding block 17 and the vertical section of the inner wall of the sliding groove 18 are both arranged in a T shape, the sliding block 17 moves along the length direction of the sliding groove 18, and the length direction of the sliding groove 18; when the clamping block 8 rotates to the position vertical to the fixing groove 7, the sliding block 17 drives the inserting block 9 to be inserted into the inserting hole 10.

Referring to fig. 3 and 4, a fixing assembly for ensuring stable fixing is arranged between the insertion block 9 and the clamping block 8, the fixing assembly comprises a fixing piece 13 hinged to the end of the insertion block 9 and a convex block 14 fixedly connected with the fixing piece 13, the fixing piece 13 inclines along the direction towards the insertion hole 10, a groove 15 for inserting the convex block 14 is formed in the upper side wall of the insertion hole 10, the convex block 14 is vertically arranged, and a vertically arranged spring 16 is fixedly connected between the fixing piece 13 and the insertion block 9; when the splicing block 9 is spliced in the splicing hole 10, the driving fixing sheet 13 swings downwards, the spring 16 is compressed, the convex block 14 is abutted to the side wall of the splicing hole 10, when the convex block 14 moves to the position of the groove 15, under the elastic action of the spring 16, the convex block 14 is subjected to upward swinging acting force, the size of the opening of the groove 15 is larger than that of the end part of the convex block 14, the swinging route of the convex block 14 is an arc line, the convex block 14 is spliced in the groove 15, the convex block 14 is ensured to be spliced in the groove 15, under the abutting action of the convex block 14 and the inner wall of the groove 15, the effect of fixing and stabilizing the splicing block 9 and the splicing block 8 is realized, and the effect of fixing and stabilizing the splicing block 8 and the.

The implementation principle of the embodiment is as follows: the movable shell 4 is buckled outside the fixed shell 3, the fixed column 6 drives the clamping block 8 to penetrate out of the fixed groove 7, the rotating block 11 is driven to rotate in the rotating groove 12, the clamping block 8 rotates to a position perpendicular to the fixed groove 7, and the fixing effect of the movable shell 4 and the fixed column 6 in the vertical direction is achieved; drive slider 17 moves in spout 18, and the inserted block 9 is pegged graft in spliced eye 10, and stationary blade 13 swings down, and spring 16 is compressed, and when lug 14 moved to recess 15 position, under spring 16's elastic force effect, stationary blade 13 drove lug 14 and swings to the recess 15 in, realizes the fixed firm effect between joint piece 8 and the activity shell 4, ensures to fix firm effect between activity shell 4 and the set casing 3.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A falling protector for electric power overhaul comprises a shell (1) and an upper hook (2), and is characterized in that the shell (1) comprises a fixed shell (3) and a movable shell (4) which are mutually buckled, the upper hook (2) is fixedly connected with the fixed shell (3), and the fixed shell (3) and the movable shell (4) are both provided with through grooves (5) for steel wire ropes to penetrate out; the fixed shell (3) is fixedly connected with a plurality of fixed columns (6), the movable shell (4) is provided with a plurality of fixed grooves (7) for the fixed columns (6) to penetrate out, the end parts of the fixed columns (6) penetrating out of the fixed grooves (7) are rotatably connected with clamping blocks (8), and the clamping blocks (8) rotate to be perpendicular to the fixed grooves (7); the movable shell (4) is characterized in that an inserting block (9) is arranged on the shell (1) in a sliding mode, an inserting hole (10) used for inserting the inserting block (9) in an inserting mode is formed in the clamping block (8), and a fixing assembly used for fixing and stabilizing is arranged between the inserting block (9) and the clamping block (8).

2. The anti-falling device for electric power overhaul according to claim 1, wherein the fixed column (6) is fixedly connected with a rotating block (11), the clamping block (8) is provided with a rotating groove (12) for rotating the rotating block (11), and vertical sections of the rotating block (11) and the rotating groove (12) are arranged in a T shape.

3. The anti-falling device for electric power overhaul according to claim 2, wherein the length dimension of the fixing groove (7) is not less than the length dimension of the clamping block (8), and the width dimension of the fixing groove (7) is less than the length dimension of the clamping block (8).

4. The anti-falling device for electric power overhaul according to claim 1, wherein the fixing assembly comprises a fixing plate (13) hinged to the end of the insertion block (9) and a convex block (14) fixedly connected with the fixing plate (13), the fixing plate (13) is inclined in the direction towards the insertion hole (10), a groove (15) for inserting the convex block (14) is formed in the upper side wall of the insertion hole (10), the convex block (14) is vertically arranged, and the convex block (14) swings into the groove (15).

5. A fall arrester as claimed in claim 4, wherein the size of the opening of the recess (15) is greater than the size of the end of the projection (14).

6. The safety hook for electric power overhaul according to claim 5, wherein a vertically arranged spring (16) is fixedly connected between the fixing piece (13) and the insertion block (9).

7. The anti-falling device for electric power overhaul according to claim 6, wherein a sliding block (17) is fixedly connected to the bottom of the insertion block (9), the movable shell (4) is provided with a sliding groove (18) used for the sliding of the sliding block (17), the vertical sections of the inner walls of the sliding block (17) and the sliding groove (18) are both arranged in a T shape, and the length direction of the sliding groove (18) is parallel to the length direction of the fixing groove (7).