阅读说明：本技术 一种市政用便携式快速提起雨水箅子设备 (Municipal administration is with portable rainwater grate equipment of mentioning fast ) 是由 陈浩 于 2020-12-29 设计创作，主要内容包括：本发明涉及一种提起设备,尤其涉及一种市政用便携式快速提起雨水箅子设备。本发明提供一种能将箅子卡起,同时能对箅子进行冲洗,而且能快速的将箅子松开的市政用便携式快速提起雨水箅子设备。一种市政用便携式快速提起雨水箅子设备,包括有：基座和上升提起机构,基座上设有上升提起机构；卡起机构,上升提起机构下部安装有卡起机构。本发明通过设有上升提起机构,上升提起机构与卡起机构配合,能够实现箅子的卡起和上升提起工作；移动机构与上升提起机构配合,有效的减轻了固定板会过度向上移动的情况出现；清洗机构与上升提起机构配合,能够实现箅子的冲洗工作；松卡机构与卡起机构配合,能够实现箅子的快速松开和夹紧工作。(The invention relates to lifting equipment, in particular to municipal portable rainwater grate equipment capable of quickly lifting. The invention provides municipal portable rainwater grate equipment capable of clamping and lifting a grate, flushing the grate and quickly loosening the grate. A municipal portable rainwater grate equipment of lifting fast, including: the lifting mechanism is arranged on the base; the lower part of the lifting mechanism is provided with the clamping mechanism. The lifting mechanism is arranged, and the lifting mechanism is matched with the clamping mechanism, so that the clamping and lifting work of the grate can be realized; the moving mechanism is matched with the lifting mechanism, so that the situation that the fixed plate excessively moves upwards is effectively reduced; the cleaning mechanism is matched with the lifting mechanism, so that the grate can be washed; the card releasing mechanism is matched with the clamping mechanism, so that the quick release and clamping work of the grate can be realized.)

1. The utility model provides a municipal administration is with portable rainwater grate equipment of mentioning fast which characterized in that, including:

the lifting device comprises a base (1) and a lifting mechanism (2), wherein the lifting mechanism (2) is arranged on the base (1);

the lower part of the lifting mechanism (2) is provided with the clamping mechanism (3);

the fixing mechanism (4) is arranged on the upper portion of the top of the base (1), and the fixing mechanism (4) is matched with the lifting mechanism (2).

2. A municipal portable quick-lifting rainwater grate apparatus according to claim 1 wherein the lifting mechanism (2) comprises:

the second sliding block (29) is arranged at the upper part of the base (1) in a sliding way;

the hollow cylinder (21) penetrates through the second sliding block (29);

the first sliding block (22) is arranged in the hollow cylinder (21) in a sliding manner;

the top end of the first sliding block (22) and the middle of the top of the inner wall of the hollow cylinder (21) are connected with the first spring (23);

the top end of the base (1) is rotatably provided with a first rotating shaft (24);

the top end of the base (1) is rotatably provided with a second rotating shaft (25);

the guide wheel (26) is welded on the first rotating shaft (24);

the second rotating shaft (25) is provided with a rotating disc (27);

the first handle (28) is fixedly connected to the rotary disc (27), the pull rope (210) is wound on the rotary disc (27), and the end of the pull rope (210) penetrates through the guide wheel (26) to be connected to the top end of the first sliding block (22).

3. A municipal portable quick-lift storm water grate apparatus as claimed in claim 2 wherein the catch mechanism (3) comprises:

the fixing plate (31) is arranged at the bottom end of the first sliding block (22);

the first telescopic components (32) are symmetrically and slidably arranged on two sides of the fixed plate (31);

the first wedge block (33) is connected to the first telescopic assembly (32).

4. A municipal portable quick-lift storm water grate apparatus according to claim 3 wherein the securing means (4) comprises:

the top of the base (1) is welded with the first fixing block (41);

the first connecting rod (42) is arranged in the first fixing block (41) in a sliding mode;

the end part of the first connecting rod (42) is welded with a second wedge-shaped block (44), and the second wedge-shaped block (44) is in contact fit with the first handle (28);

the first connecting rod (42) is sleeved with a first spring (43), and two ends of the first spring (43) are respectively connected to the first fixing block (41) and the second wedge-shaped block (44);

the handle (45) is installed at the handle (45) and the end part of the first connecting rod (42).

5. A municipal portable quick-lift storm water grate apparatus according to claim 4 further comprising a moving mechanism (5), the moving mechanism (5) comprising:

the arc blocks (51) are symmetrically arranged on two sides of the top of the fixed plate (31);

the two sides of the upper part of the base (1) are symmetrically welded with the second fixed blocks (52), and the arc-shaped blocks (51) are in contact fit with the second fixed blocks (52);

and a second telescopic component (53) is connected between the upper part of the base (1) and the second sliding block (29).

6. A municipal portable quick-lift storm water grate apparatus according to claim 5 further comprising a cleaning mechanism (6), the cleaning mechanism (6) comprising:

the top of the second sliding block (29) is provided with a top block (61);

the water pipe (62) is installed on the upper portion of the base (1);

the high-pressure sprayer (63) is arranged at the bottom end of the water pipe (62), the valve (64) is arranged at the upper part of the base (1), and the valve (64) is matched with the water pipe (62).

7. A municipal portable quick-lift storm water grate device according to claim 6 further comprising a release mechanism (7), the release mechanism (7) comprising:

the outer ends of the first wedge-shaped blocks (33) on the two sides of the second connecting rod (71) are respectively provided with the second connecting rod (71);

the top ends of the four second connecting rods (71) are welded with the third fixing blocks (72);

the third telescopic assembly (73) is connected between the third fixed blocks (72) positioned on the same side;

the upper parts of the second handle (74) and the four second connecting rods (71) are fixedly connected with the second handle (74).

8. A municipal portable quick-lift storm water grate device according to claim 3 wherein the first slider (22) is cylindrical in shape.

Technical Field

The invention relates to lifting equipment, in particular to municipal portable rainwater grate equipment capable of quickly lifting.

Background

The grate refers to an appliance with gaps and capable of playing a spacing role, namely an iron operator for blocking garbage on a sewer opening, although the grate can block the garbage, the grate cannot block soil, the soil is accumulated in a sewer for a long time to cause blockage, workers need to regularly clean the soil in the sewer, before the workers clean the soil in the sewer, the workers generally need to manually lift the grate, the workers manually lift the grate and need to consume great effort, the workers can clamp hands when lifting the grate, and the swinging water pipe of the workers has a complicated process of flushing the grate.

Patent application number CN110127575B discloses a municipal operator lifting device, which comprises a limiting block, wheels, a supporting frame, a panel, a precession clamping device, a sliding rail, a sliding block, a connecting frame, a cylindrical protrusion, a first connecting rod, a second connecting rod, a mandrel and the like; the equal tilting in both sides is connected with the support frame about the panel bottom, and the wheel is installed to support frame bottom rotary type, and the panel middle part is equipped with the precession card device of dying that can catch on with the operator, and the slide rail that plays the guide effect is two. The operator lifting device is simple in structure and convenient to operate, lifting work of operators is achieved, automation is not better achieved in the operation process, and the operator cannot be washed by the operator lifting device.

Therefore, aiming at the problems in the prior art, the portable municipal rainwater grate lifting device is designed, can clamp the grate and simultaneously can wash the grate, and can quickly release the grate.

Disclosure of Invention

In order to overcome the defects that a worker needs to consume large strength when lifting the grate manually, the hand can be injured when the worker lifts the grate, and the process that the worker swings the water pipe to wash the grate is complex, the technical problem to be solved is as follows: the utility model provides a municipal portable rainwater grate equipment of lifting fast that can play the grate card, can wash the grate simultaneously, can be quick moreover loosen the grate.

The technical scheme is as follows: a municipal portable rainwater grate equipment of lifting fast, including:

the lifting mechanism is arranged on the base;

the lower part of the lifting mechanism is provided with a clamping mechanism;

the fixing mechanism is arranged on the upper portion of the top of the base and matched with the lifting mechanism.

Preferably, the lift-up mechanism includes:

the upper part of the base is provided with a second sliding block in a sliding manner;

the second sliding block is internally provided with a hollow cylinder in a penetrating way;

the first sliding block is arranged in the hollow cylinder in a sliding manner;

the middle of the top end of the first sliding block and the top of the inner wall of the hollow cylinder is connected with a first spring;

the top end of the base is rotatably provided with a first rotating shaft;

the top end of the base is rotatably provided with a second rotating shaft;

the first rotating shaft is welded with a guide wheel;

the second rotating shaft is provided with a rotating disc;

the first handle is fixedly connected to the rotary disc, the pull rope is wound on the rotary disc, and the end portion of the pull rope penetrates through the guide wheel to be connected to the top end of the first sliding block.

Preferably, the locking mechanism comprises:

the bottom end of the first sliding block is provided with a fixed plate;

the two sides of the fixed plate are symmetrically and slidably provided with first telescopic assemblies;

first wedge, all be connected with first wedge on the first flexible subassembly.

Preferably, the fixing mechanism includes:

the top of the base is welded with the first fixing block;

the first connecting rod is arranged in the first fixing block in a sliding manner;

the end part of the first connecting rod is welded with a second wedge-shaped block, and the second wedge-shaped block is in contact fit with the first handle;

the first connecting rod is sleeved with a first spring, and two ends of the first spring are connected to the first fixing block and the first wedge block respectively;

the handle is installed to handle, first connecting rod tip.

Preferably, the apparatus further comprises a moving mechanism, wherein the moving mechanism comprises:

the arc blocks are symmetrically arranged on two sides of the top of the fixing plate;

the two sides of the upper part of the base are symmetrically welded with the second fixed blocks, and the arc-shaped blocks are in contact fit with the second fixed blocks;

and a second telescopic component is connected between the upper part of the base and the second sliding block.

Preferably, the washing machine further comprises a washing mechanism, and the washing mechanism comprises:

the top of the second sliding block is provided with a top block;

the upper part of the base is provided with the water pipe;

the high-pressure sprayer is arranged at the bottom end of the water pipe, and the valve is arranged on the upper portion of the base and matched with the water pipe.

Preferably, the card releasing mechanism is further included, and the card releasing mechanism includes:

the outer ends of the first wedge blocks on the two sides of the second connecting rod are respectively provided with a second connecting rod;

the top ends of the four second connecting rods are welded with the third fixing blocks;

the third telescopic assembly is connected between third fixed blocks positioned on the same side;

the upper parts of the second handle and the four second connecting rods are fixedly connected with the second handle.

Compared with the prior art, the invention has the following advantages:

1. the lifting mechanism is arranged, and the lifting mechanism is matched with the clamping mechanism, so that the clamping and lifting work of the grate can be realized;

2. the moving mechanism is matched with the lifting mechanism, so that the situation that the fixed plate excessively moves upwards is effectively reduced;

3. the cleaning mechanism is matched with the lifting mechanism, so that the grate can be washed;

4. the card releasing mechanism is matched with the clamping mechanism, so that the quick release and clamping work of the grate can be realized.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the lift mechanism of the present invention.

Fig. 3 is a schematic perspective view of the chucking mechanism of the present invention.

Fig. 4 is a schematic perspective view of the fixing mechanism of the present invention.

Fig. 5 is a schematic perspective view of the moving mechanism of the present invention.

Fig. 6 is a schematic perspective view of the cleaning mechanism of the present invention.

Fig. 7 is a schematic perspective view of the card releasing mechanism of the present invention.

In the reference symbols: 1_ base, 2_ lifting mechanism, 21_ hollow cylinder, 22_ first slider, 23_ first spring, 24_ first rotating shaft, 25_ second rotating shaft, 26_ guide wheel, 27_ rotating disc, 28_ first handle, 29_ second slider, 210_ pull rope, 3_ clamping mechanism, 31_ fixing plate, 32_ first telescopic component, 33_ first wedge-shaped block, 4_ fixing mechanism, 41_ first fixing block, 42_ first connecting rod, 43_ second spring, 44_ second wedge-shaped block, 45_ handle, 5_ moving mechanism, 51_ arc-shaped block, 52_ second fixing block, 53_ second telescopic component, 6_ cleaning mechanism, 61_ top block, 62_ water pipe, 63_ high-pressure spray head, 64_ valve, 7_ clamping release mechanism, 71_ second connecting rod, 72_ third fixing block, 73_ third telescopic component, 74_ second handle.

Detailed Description

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

Example 1

A municipal portable rainwater grate device capable of being lifted quickly comprises a base 1, a lifting mechanism 2, a clamping mechanism 3 and a fixing mechanism 4, wherein the lifting mechanism 2 is arranged on the base 1, the clamping mechanism 3 is arranged on the lower portion of the front side of the lifting mechanism 2, the fixing mechanism 4 is arranged on the upper portion of the rear side of the top of the base 1, and the fixing mechanism 4 is matched with the lifting mechanism 2.

When a worker needs to lift the grate, the worker moves the device to the position above the grate through the base 1, when the device is positioned above the grate, the worker firstly needs to pull the fixing mechanism 4 to the front side, the fixing mechanism 4 is compressed, the fixing mechanism 4 temporarily stops fixing the lifting mechanism 2 at the moment, then the worker needs to reversely rotate the lifting mechanism 2, the lifting mechanism 2 reversely rotates to slide downwards, the lifting mechanism 2 slides downwards to drive the clamping mechanism 3 to move downwards, the clamping mechanism 3 moves downwards to clamp the grate, when the worker does not need to rotate the lifting mechanism 2 temporarily, the worker needs to rapidly release the fixing mechanism 4, the fixing mechanism 4 resets, after the fixing mechanism 4 resets, the fixing mechanism 4 fixes the lifting mechanism 2, when the clamping mechanism 3 clamps the grate, the worker needs to normally rotate the lifting mechanism 2, the ascending lifting mechanism 2 rotates forwards to slide upwards, the ascending lifting mechanism 2 slides upwards to drive the clamping mechanism 3 to move upwards, the clamping mechanism 3 moves upwards to lift the grate, if a worker needs to replace the position of the grate, the worker can make the ascending lifting mechanism 2 slide on the base 1 according to the actual condition, and then the grate can be replaced, when the ascending lifting mechanism 2 rotates forwards to be contacted with the fixing mechanism 4, the ascending lifting mechanism 2 rotates forwards to push the fixing mechanism 4 to slide forwards, the fixing mechanism 4 is compressed, when the ascending lifting mechanism 2 rotates to be temporarily stopped to be contacted with the fixing mechanism 4, the fixing mechanism 4 resets, the fixing mechanism 4 can temporarily stop fixing the ascending lifting mechanism 2, the situation that the ascending lifting mechanism 2 rotates backwards can be avoided after the fixing mechanism 4 resets, if the worker needs to continue to lift the grate, the worker repeats the above operation again, and the apparatus can sequentially lift the grating.

Example 2

In a preferred embodiment of the present invention, as shown in fig. 2, the lifting mechanism 2 comprises a hollow cylinder 21, a first slider 22, a first spring 23, a first rotating shaft 24, a second rotating shaft 25, leading wheel 26, carousel 27, the first in command 28, second slider 29 and stay cord 210, base 1 upper portion slidingtype is equipped with second slider 29, it is equipped with hollow cylinder 21 to run through in the second slider 29, hollow cylinder 21 internal slidingtype is equipped with first slider 22, first slider 22 top and hollow cylinder 21 inner wall top intermediate junction have first spring 23, base 1 top front side rotation is equipped with first pivot 24, base 1 top rear side rotation is equipped with second pivot 25, the welding has leading wheel 26 in the first pivot 24, be equipped with carousel 27 on the second pivot 25, carousel 27 right side rigid coupling has the first in command 28, around being equipped with stay cord 210 on the carousel 27, the tip of stay cord 210 passes leading wheel 26 and connects on first slider 22 top.

When the device is positioned above a grate, a worker needs to hold the first handle 28 first, then the worker needs to rotate the first handle 28 reversely, the first handle 28 reversely rotates to drive the rotating disc 27 to rotate, the rotating disc 27 rotates to drive the second rotating shaft 25 to rotate in the base 1, the rotating disc 27 releases the pull rope 210, the guide wheel 26 can guide the pull rope 210, the first rotating shaft 24 can adaptively rotate on the base 1 according to actual conditions, the first spring 23 resets, the first spring 23 can push the first sliding block 22 to slide downwards in the hollow cylinder 21, when the worker needs to lift the grate, the worker needs to rotate the first handle 28 forwardly, the first handle 28 forwardly rotates to drive the rotating disc 27 to rotate, the rotating disc 27 rotates to drive the second rotating shaft 25 forwardly in the base 1, the rotating disc 27 can roll the pull rope 210, the pull rope 210 can be tensioned through the guide wheel 26, the first rotating shaft 24 can adaptively rotate on the base 1 according to actual conditions, the first slider 22 is pulled by the pulling rope 210 to slide upwards in the hollow cylinder 21, the first spring 23 is compressed, when the worker does not need to slide the first slider 22 upwards for a while, the worker can stop rotating the first handle 28 for a while, so that the rotating disc 27 can stop winding the pulling rope 210 for a while, thus, the device completes the lifting work, and if the worker needs to continue to lift the grate, the worker repeats the above operation again, and the device can continuously lift the grate.

Example 3

In a preferred embodiment of the present invention, as shown in fig. 1, 3, 4, 5, 6 and 7, the locking mechanism 3 includes a fixing plate 31, a first telescopic assembly 32 and a first wedge 33, the fixing plate 31 is disposed at the bottom end of the first sliding block 22, the first telescopic assembly 32 is symmetrically slidably disposed at the left and right sides of the fixing plate 31, and the first wedge 33 is connected to the first telescopic assembly 32.

When the first sliding block 22 slides downwards, the first sliding block 22 drives the fixed plate 31 to move downwards, the fixed plate 31 moves downwards to drive the first telescopic assembly 32 and the first wedge-shaped block 33 to move downwards, when the first wedge-shaped block 33 moves downwards to be in contact with the grate, the grate can drive the first wedge-shaped block 33 to move inwards, the first telescopic assembly 32 is compressed, when the first wedge-shaped block 33, the first telescopic assembly 32 and the fixed plate 31 move downwards to be positioned at the lower part of the grate, the first telescopic assembly 32 is reset, the first telescopic assembly 32 can push the first wedge-shaped block 33 to move outwards, after the first wedge-shaped block 33 moves outwards and is reset, the first wedge-shaped block 33 can clamp the grate, when the first sliding block 22 slides upwards, the first sliding block 22 drives the fixed plate 31 to move upwards, the fixed plate 31 moves upwards to drive the first telescopic assembly 32 and the first wedge-shaped block 33 to move upwards, when the worker needs to move the grate to the front side, the worker needs to pull the hollow cylinder 21 to the rear side, the hollow cylinder 21 moves to the rear side to drive the second slide block 29 to slide to the front side on the base 1, when the worker needs to move the grate to the front side, the worker needs to pull the hollow cylinder 21 to the front side, the hollow cylinder 21 moves to the front side to drive the second slide block 29 to slide to the front side on the base 1, so that the grate can move to the front side, and if the worker needs to continue to clamp the grate, the worker repeats the operation again, and the device can clamp the grate.

Fixing mechanism 4 is including first fixed block 41, head rod 42, second spring 43, second wedge 44 and handle 45, the welding of base 1 rear side top has first fixed block 41, first fixed block 41 internal sliding type is equipped with head rod 42, the welding of head rod 42 rear end has second wedge 44, second wedge 44 and the cooperation of the contact of the first in command 28, the cover is equipped with second spring 43 on the head rod 42, the both ends of second spring 43 are connected respectively on first fixed block 41 and second wedge 44, handle 45 is installed to head rod 42 front end.

Considering that reverse rotation may occur during forward rotation of the turntable 27, the second spring 43 is reset, the second spring 43 pushes the first connecting rod 42 to slide in the first fixing block 41 to the rear side, the first connecting rod 42 moves to the rear side to drive the second wedge block 44 to move to the rear side, the first connecting rod 42 moves to the rear side to drive the handle 45 to move to the rear side, when the second wedge block 44 moves to the rear side to be close to the first handle 28, the second wedge block 44 can fix the first handle 28, when a worker rotates the first handle 28 forward, the worker needs to hold the handle 45, then the worker needs to pull the handle 45 forward, the handle 45 moves forward to drive the first connecting rod 42 to slide in the first fixing block 41 to the front side, the second spring 43 is compressed, the forward movement of the first connecting rod 42 drives the second wedge block 44 to move forward, and when the second wedge block 44 moves forward to be far away from the first handle 28, the worker can control the forward rotation of the first handle 28, the forward rotation of the first handle 28 can drive the rotary disc 27 to rotate forwardly, when the worker does not need to rotate the first handle 28 temporarily, the worker needs to loosen the handle 45 quickly, the second spring 43 has a reset function, the second spring 43 can push the first connecting rod 42 to slide and reset towards the rear side in the first fixing block 41, the first connecting rod 42 slides towards the rear side and can drive the second wedge-shaped block 44 to move towards the rear side, and when the second wedge-shaped block 44 moves towards the rear side to be close to the first handle 28, the second wedge-shaped block 44 can fix the first handle 28, so that the device can realize the fixing work of the first handle 28, and can avoid the reverse rotation possibly occurring in the forward rotation process of the rotary disc.

Still including moving mechanism 5, moving mechanism 5 is equipped with arc piece 51 including arc piece 51, second fixed block 52 and the flexible subassembly of second 53, and fixed plate 31 top left and right sides symmetry is equipped with arc piece 51, and the symmetrical welding of base 1 upper portion front side left and right sides has second fixed block 52, and arc piece 51 and the contact cooperation of second fixed block 52 are connected with the flexible subassembly of second 53 between base 1 upper portion and the second slider 29.

In order to effectively avoid the situation that the fixing plate 31 excessively moves upwards, when the fixing plate 31 moves upwards, the fixing plate 31 drives the arc-shaped block 51 to move upwards, when the arc-shaped block 51 moves upwards to be in contact with the second fixing block 52, the second fixing block 52 can limit the arc-shaped block 51, a worker manually controls the second sliding block 29 to reset towards the front side on the base 1 and needs to consume great labor of the worker, when the second sliding block 29 moves towards the rear side, the second telescopic assembly 53 is compressed, when the worker needs to reset the second sliding block 29 towards the front side on the base 1, the worker needs to quickly loosen the hollow cylinder 21, the second telescopic assembly 53 resets, the second telescopic assembly 53 can push the second sliding block 29 to reset towards the front side on the base 1, and therefore the device effectively relieves the situation that the fixing plate 31 excessively moves upwards.

Still including wiper mechanism 6, wiper mechanism 6 is equipped with kicking block 61 including kicking block 61, water pipe 62, high pressure nozzle 63 and valve 64, second slider 29 top, and water pipe 62 is installed on 1 upper portion of base, and the bottom of water pipe 62 is equipped with high pressure nozzle 63, and valve 64 is installed on 1 upper portion of base, and valve 64 cooperates with water pipe 62.

Part of grates are dirty, so the workman need connect the pipeline in water pipe 62 rear end outward, when second slider 29 moved to the rear side, second slider 29 can drive kicking block 61 and move to the rear side, kicking block 61 when moving backward to contact with valve 64, kicking block 61 can open valve 64, the running water can be spouted on the grate through water pipe 62, when second slider 29 moved to the front side, second slider 29 can drive kicking block 61 and move to the front side, kicking block 61 moved backward to stop temporarily and contact with valve 64, valve 64 reset effect, valve 64 can be blocked up water pipe 62, so this equipment has just realized the washing work of grate.

Still including the card loosening mechanism 7, the card loosening mechanism 7 is including second connecting rod 71, third fixed block 72, the flexible subassembly of third 73 and second handle 74, and the first wedge 33 outer end of the left and right sides all is equipped with second connecting rod 71, and the third fixed block 72 has all been welded on four second connecting rod 71 tops, is located to be connected with the flexible subassembly of third 73 between the third fixed block 72 with one side, and the equal rigid coupling in four second connecting rod 71 upper portions has second handle 74.

The process that a worker simultaneously presses the first wedge-shaped block 33 inwards is complicated, so that the worker needs to hold the second handle 74 firstly, then the worker needs to press the second handle 74 inwards, the second handle 74 moves inwards to drive the second connecting rod 71 to move inwards, the second connecting rod 71 moves inwards to drive the first wedge-shaped block 33 and the third fixing block 72 to move inwards, the first telescopic assembly 32 and the third telescopic assembly 73 are compressed, when the first wedge-shaped block 33 moves inwards to release the lifted grate, when the worker needs to reset the first wedge-shaped block 33, the worker needs to quickly release the second handle 74, the first telescopic assembly 32 and the third telescopic assembly 73 reset, the third telescopic assembly 73 can push the third fixing block 72 to move outwards, the third fixing block 72 moves outwards to drive the second connecting rod 71 to move outwards, the second connecting rod 71 moves outwards to drive the second handle 74 to move outwards to reset, the first telescopic assembly 32 is reset, and the first telescopic assembly 32 pushes the first wedge-shaped block 33 to move outwards and reset, so that the device can realize quick loosening and clamping work of the grating.

While the disclosure has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims and their equivalents. Accordingly, the scope of the present disclosure should not be limited to the above-described embodiments, but should be defined not only by the appended claims, but also by equivalents thereof.