Anti-falling protection device for electric hoist

Abstract

The utility model belongs to the technical field of electric hoists, and particularly relates to an electric hoist anti-falling protection device which comprises an electric hoist. The protective device comprises a fixed seat, two walking wheels, four connecting rods, a protective plate, four fixing sleeves and four inserting plates, the fixed seat is fixedly connected to the top of the electric hoist, the two walking wheels are symmetrically and rotatably connected to the inner wall of the fixed seat, and the protective plate is fixedly connected to the inner wall of the fixed seat. The four fixing sleeves are symmetrically arranged on the front side and the rear side of the fixing base, the four connecting rods are fixedly connected to one sides of the corresponding fixing sleeves, and the four inserting plates are symmetrically connected to one sides of the corresponding fixing bases in a sliding mode. The electric hoist is buffered and hung through cooperation of the connecting rod and the protection plate, the electric hoist and goods are prevented from directly falling down, potential safety hazards are reduced, and good practicability is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric hoist technical field especially relates to a kind of electric hoist anti-falling protection device. BACKGROUND

[0002] Electric hoist is a kind of mechanical equipment for hoisting operation, is widely used in factory, warehouse, construction site, wharf and other places. It is lifted and carried heavy object by electric drive, compared with manual hoist, electric hoist can improve work efficiency, reduce manual labor intensity, especially suitable for high frequency, large load hoisting task.

[0003] The electric hoist in prior art, when electric hoist is damaged, it will be accompanied by goods together with rapid falling, it is easy to cause casualties to surrounding staff, there is certain security risk, so we propose a kind of electric hoist anti-falling protection device to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the shortcomings that in prior art, when electric hoist is damaged, it will be accompanied by goods together with rapid falling, it is easy to cause casualties to surrounding staff, there is certain security risk, and proposes a kind of electric hoist anti-falling protection device.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of electric hoist anti-falling protection device, including

[0007] Electric hoist;

[0008] Fixed seat, running wheel, connecting rod, protection plate, fixed sleeve and insert plate, the fixed seat is fixedly connected at the top of electric hoist, the quantity of running wheel is two, two running wheels are symmetrically connected in the inner wall of fixed seat, the quantity of connecting rod, fixed sleeve and insert plate is all four, four fixed sleeves are symmetrically arranged in the front and back sides of fixed seat, four connecting rods are fixedly connected in the side of corresponding fixed sleeve, four insert plates are symmetrically slidably connected in the side of corresponding fixed seat, four insert plates are engaged with corresponding fixed sleeve;

[0009] Fixed mechanism, fixed mechanism is connected with insert plate, the fixed mechanism is used to fix connecting rod and protection plate.

[0010] As a preferred scheme of the utility model, the fixed mechanism includes: two control panels and four pull rods;

[0011] Two control panels are slidably connected in the front and back sides of corresponding fixed seat, four pull rods are symmetrically rotatably connected in the side of corresponding control panel.

[0012] As a preferred scheme of the utility model, the front and back sides of the fixing seat are fixedly connected with fixing plates, the number of the fixing plates is two, and the bottom of the fixing plate is in movable contact with the top of the corresponding fixing sleeve and connecting rod.

[0013] As a preferred scheme of the utility model, the front and back sides of the fixing seat are fixedly connected with limiting plates, and the top of the limiting plate is in sliding connection with the bottom of the plug-in plate.

[0014] As a preferred scheme of the utility model, the front and back sides of the fixing seat are fixedly connected with supporting frames, the inner wall of the supporting frame is fixedly connected with the outer wall of the limiting plate, and the inner wall of the supporting frame is in sliding connection with the outer wall of the control plate.

[0015] As a preferred scheme of the utility model, the top of the supporting frame is fixedly connected with a spring, and the top of the spring is fixedly connected with the bottom of the control plate.

[0016] Beneficial effects:

[0017] 1. The fixing seat conveniently supports the walking wheel, the walking wheel conveniently drives the electric hoist to move, the connecting rod and the protection plate conveniently support the electric hoist, prevent the electric hoist from directly falling, the fixing mechanism conveniently drives the plug-in plate to move, and the plug-in plate conveniently fixes the fixing sleeve to fix the protection plate;

[0018] 2. When the control plate moves downward, the pull rod is pulled, the movement of the pull rod drives the plug-in plates on the same side to move to the side close to each other, so that the plug-in plates and the fixing sleeves are separated from each other, and the protection plate is unlocked;

[0019] In the utility model, the connecting rod and the protection plate are simply installed, when the electric hoist falls, the connecting rod and the protection plate are matched to buffer and hang the electric hoist, prevent the electric hoist and the goods from directly falling, reduce the safety hazard, and have good practicability. ACCURACY

[0020] Figure 1 It is the perspective view of the utility model;

[0021] Figure 2 It is the partial perspective view of the utility model;

[0022] Figure 3 It is the perspective view of the connecting rod, the protection plate and the fixing sleeve of the utility model;

[0023] Figure 4 It is the perspective view of the control plate, the pull rod and the plug-in plate of the utility model.

[0024] In the figure: 1, electric hoist; 2, fixed seat; 3, walking wheel; 4, connecting rod; 5, guard plate; 6, fixed sleeve; 7, fixed plate; 8, control plate; 9, support frame; 10, spring; 11, pull rod; 12, limiting plate; 13, plugboard. DETAILED DESCRIPTION

[0025] 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.

[0026] EMBODIMENT

[0027] REFERENCE Figures 1-4 A kind of electric hoist anti-falling protection device, comprising

[0028] Electric hoist 1;

[0029] Fixed seat 2, walking wheel 3, connecting rod 4, guard plate 5, fixed sleeve 6 and plugboard 13, fixed seat 2 is fixedly connected at the top of electric hoist 1, the number of walking wheel 3 is two, two walking wheels 3 are symmetrically rotatably connected to the inner wall of fixed seat 2, the number of connecting rod 4, fixed sleeve 6 and plugboard 13 is four, four fixed sleeves 6 are symmetrically arranged at the front and back sides of fixed seat 2, four connecting rods 4 are fixedly connected to the side of corresponding fixed sleeve 6, four plugboards 13 are symmetrically slidably connected to the side of corresponding fixed seat 2, four plugboards 13 are engaged with corresponding fixed sleeve 6;

[0030] Fixed mechanism, fixed mechanism is connected with plugboard 13, and fixed mechanism is used for fixing connecting rod 4 and guard plate 5.

[0031] Through the above mechanism: through fixed seat 2, walking wheel 3 is conveniently supported, through walking wheel 3, electric hoist 1 is conveniently moved, through the cooperation of connecting rod 4 and guard plate 5, electric hoist 1 is conveniently supported, electric hoist 1 is prevented from falling directly, through fixed mechanism, plugboard 13 is conveniently moved, through plugboard 13, fixed sleeve 6 is conveniently fixed so that guard plate 5 is fixed.

[0032] As a preferred scheme of the utility model, the fixed mechanism comprises: two control plates 8 and four pull rods 11.

[0033] Two control plates 8 are slidably connected to the front and back sides of corresponding fixed seat 2 respectively, four pull rods 11 are symmetrically rotatably connected to the side of corresponding control plate 8, the pull rod 11 is pulled when the control plate 8 is lowered, the plugboard 13 on the same side is moved to the side of mutual approach through the movement of pull rod 11, so that the plugboard 13 is separated from the contact of fixed sleeve 6, and the guard plate 5 is unlocked.

[0034] As a preferred scheme of the utility model, the front and back sides of the fixing base 2 are fixedly connected with the fixing plates 7, the number of the fixing plates 7 is two, the bottom of the fixing plate 7 is in movable contact with the top of the corresponding fixing sleeve 6 and connecting rod 4, and the fixing plate 7 facilitates the auxiliary support of the fixing sleeve 6 and the connecting rod 4.

[0035] As a preferred scheme of the utility model, the front and back sides of the fixing base 2 are fixedly connected with the limiting plates 12, the top of the limiting plate 12 is in sliding connection with the bottom of the plug-in plate 13, the limiting plate 12 facilitates the limiting of the plug-in plate 13, and the plug-in plate 13 stably moves horizontally.

[0036] As a preferred scheme of the utility model, the front and back sides of the fixing base 2 are fixedly connected with the supporting frames 9, the inner wall of the supporting frame 9 is fixedly connected with the outer wall of the limiting plate 12, the inner wall of the supporting frame 9 is in sliding connection with the outer wall of the control plate 8, and the supporting frame 9 facilitates the limiting of the control plate 8, and the control plate 8 stably moves vertically.

[0037] As a preferred scheme of the utility model, the top of the supporting frame 9 is fixedly connected with the spring 10, the top of the spring 10 is fixedly connected with the bottom of the control plate 8, and the spring 10 facilitates the reset of the control plate 8 through the elastic force of the spring 10.

[0038] It should be noted that: the specific model of the electric hoist 1 is selected by the person skilled in the art, and the above-mentioned electric hoist 1 and the like all belong to the prior art, and the present scheme will not be described in detail.

[0039] The working principle of the utility model is as follows: in actual use, the electric hoist 1 is installed at a suitable position, at this time, the connecting rod 4, the protective plate 5 and the fixing sleeve 6 are sleeved on the outer wall of the electric hoist 1 and the cross beam bearing the electric hoist 1, at this time, the control plate 8 is pushed down, the control plate 8 moves downward to compress the spring 10 and pull the pull rod 11, the movement of the pull rod 11 drives the plug-in plate 13 on the same side to move to the side close to each other, at this time, the fixing sleeve 6 is aligned with the plug-in plate 13, the control plate 8 is reset by loosening the control plate 8, the control plate 8 moves upward to drive the pull rod 11 to reset and drive the plug-in plate 13 to move horizontally and be engaged with the plug-in groove, so as to fix the fixing sleeve 6, so that the connecting rod 4 and the protective plate 5 are fixed, the fixing plate 7 facilitates the auxiliary support and fixing of the fixing sleeve 6 and the connecting rod 4, so that the protective plate 5 remains stable during use, when the electric hoist 1 is damaged and falls, the electric hoist 1 drives the connecting rod 4 to move and in turn drives the protective plate 5 to move downward, the bottom of the protective plate 5 is provided with a rubber plate, the protective plate 5 contacts the top of the cross beam when falling, so as to lift the electric hoist 1, prevent the electric hoist 1 from directly falling, and avoid safety hazards.

[0040] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. An electric hoist anti-falling protection device, characterized in that, The utility model relates to an electric hoist (1); Fixed seat (2), running wheel (3), connecting rod (4), guard board (5), fixed sleeve (6) and insert board (13), fixed seat (2) fixed connection is established at the top of electric hoist (1), the number of running wheel (3) is two, two running wheels (3) symmetry rotation is connected in the inner wall of fixed seat (2), the number of connecting rod (4), fixed sleeve (6) and insert board (13) is four, four fixed sleeves (6) symmetry are arranged in the front and rear sides of fixed seat (2), four connecting rods (4) fixed connection is established in the one side of corresponding fixed sleeve (6), four insert boards (13) symmetry sliding connection is established in the one side of corresponding fixed seat (2), four insert boards (13) and corresponding fixed sleeve (6) are engaged. Fixed mechanism, fixed mechanism is connected with insert board (13), the fixed mechanism is used to for connecting rod (4) and guard board (5) fixed. The fixed mechanism includes two control boards (8) and four pull rods (11); 2. A fall protection device for an electric hoist according to claim 1, characterized in that Two control boards (8) are respectively slidingly connected to the front and rear sides of the corresponding fixed seat (2), and four pull rods (11) are symmetrically rotatably connected to one side of the corresponding control board (8). The front and rear sides of the fixed seat (2) are fixedly connected with fixed plates (7), and the number of fixed plates (7) is two, the bottom of the fixed plate (7) is in movable contact with the top of the corresponding fixed sleeve (6) and connecting rod (4).

3. The electric hoist anti-falling protection device according to claim 1, characterized in that, The front and rear sides of the fixed seat (2) are fixedly connected with limiting plates (12), and the top of the limiting plate (12) is slidingly connected with the bottom of the insert board (13).

4. The electric hoist anti-falling protection device according to claim 1, characterized in that, The front and rear sides of the fixed seat (2) are fixedly connected with support frames (9), and the inner wall of the support frame (9) is fixedly connected with the outer wall of the limiting plate (12), and the inner wall of the support frame (9) is slidingly connected with the outer wall of the control board (8).

5. The electric hoist anti-falling protection device according to claim 1, characterized in that, The top of the support frame (9) is fixedly connected with a spring (10), and the top of the spring (10) is fixedly connected with the bottom of the control board (8).

6. A fall protection device for an electric hoist according to claim 5, characterized in that ​

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