Antiskid device for ladder

Abstract

The utility model relates to the field of ladder protection tools, in particular to an anti-skid device for a ladder, which comprises an anti-skid device main body, rubber anti-skid pads are mounted on two sides of the anti-skid device main body, a rectangular base is mounted on the surface of the top end of each rubber anti-skid pad, and a rubber anti-vibration pad is mounted on the surface of the top end of each rectangular base. A U-shaped piece is installed at the top end of the rubber anti-vibration pad, first screw holes are formed in the surfaces of the two ends of the U-shaped piece, and a supporting piece is installed on the inner side of the U-shaped piece. The anti-skid device for the ladder can be mounted at the bottom of the bamboo ladder to stably fix the bamboo ladder, so that the bamboo ladder cannot move, and the fixity of the device to the ladder is greatly improved; according to the antiskid device for the ladder, the antiskid area of the bamboo ladder can be increased, the impact force caused by vibration is buffered, and the antiskid area and the shock resistance of the device to the ladder are greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of ladder protection tools, in particular to an anti-slip device for ladders. Background Art

[0002] Traditional bamboo ladders only have ordinary rubber covers for anti-skid functions, and the anti-skid contact surface is small, so there is a risk that the ladder will slip and move, causing workers to fall and get injured. The anti-skid device of the ladder is a device installed at the bottom of the main body to clamp and fix it to prevent displacement and provide buffering and shock absorption.

[0003] At present, the existing Chinese patent with publication number CN217300448U discloses a bamboo ladder anti-skid base, including a bottom plate, a hoop and a screw, both sides of the top surface of the bottom plate are provided with a first iron piece, one end of the top surface of the bottom plate is provided with a second iron piece, nuts are provided on the outer circumferential surfaces of both sides of the hoop, the hoop is installed between the two first iron pieces, the screw passes through the first iron piece and is threadedly connected with the nut, an anti-skid pad is provided on the bottom end surface of the bottom plate, and a through hole is opened on the bottom end surface of the anti-skid pad. The patent points out the defects of the prior art: 1. The ladder has poor anti-skid performance and is prone to slipping, which may cause harm to the user. Therefore, when in use, it is usually necessary for someone to hold the ladder directly with their hands for protection, which causes a certain waste of manpower and reduces work efficiency. It does not meet the needs of modern bamboo ladder use; although the device solves the above-mentioned shortcomings, the device also has the following new defects: 2. The device cannot firmly fix the main body, and there is still a hidden danger of displacement of the bamboo ladder; 3. The device cannot increase the anti-skid area of ​​the bamboo ladder, and buffer the impact of vibration on the main body. There is still a situation where the bamboo ladder slides due to vibration and causes workers to fall. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide an anti-skid device for ladders, aiming to solve the technical problems that the main body cannot be firmly fixed and the hidden danger of displacement and movement of the bamboo ladder still exists; the anti-skid area of ​​the bamboo ladder cannot be increased, and the impact force of the vibration on the main body cannot be buffered, and the vibration impact still causes the bamboo ladder to slide and cause workers to fall.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0006] The utility model discloses an anti-skid device for ladders, comprising an anti-skid device main body, both sides of the anti-skid device main body are installed with rubber anti-skid pads, the top surface of the rubber anti-skid pad is installed with a rectangular base, the top surface of the rectangular base is installed with a rubber anti-vibration pad, the top of the rubber anti-vibration pad is installed with a C-shaped piece, both end surfaces of the C-shaped piece are installed with a first screw hole, a support piece is installed on the inner side of the C-shaped piece, both end surfaces of the bottom side of the support piece are installed with a second screw hole, the inner side of the second screw hole is installed with a first connecting bolt, the other end surface of the support piece is installed with a third screw hole, the other side of the support piece is installed with a half-moon fastener, and one end surface of the half-moon fastener is installed with a fourth screw hole.

[0007] A second connecting bolt is installed on the inner side of the fourth screw hole, an L-shaped piece is installed on one side of the fourth screw hole, connecting pieces are installed on both ends of the half-moon shaped fastener, a fifth screw hole is installed on the inner side of the connecting piece, a third connecting bolt is installed on the inner side of the fifth screw hole, a rubber strip is installed on the inner side of the half-moon shaped fastener, and a bamboo ladder is installed on the inner side of the half-moon shaped fastener.

[0008] The rubber anti-skid pad and the rectangular base are connected by rivets and glue, and the support member is screwed into a screw hole by a bolt to be threadedly connected with the rectangular base and the rubber anti-vibration pad.

[0009] The U-shaped member is threadedly connected to the first screw hole, the second screw hole and the support member by a first connecting bolt, and the half-moon fastener is threadedly connected to the third screw hole, the fourth screw hole and the support member by a second connecting bolt.

[0010] The inner surface of the half-moon fastener is hollowed out to provide a groove for clamping the rubber strip, and the L-shaped member is fixed to the support member and the half-moon fastener by passing through the second connecting bolt.

[0011] The fifth screw hole is hollowed out inside the connecting piece, and the two half-moon-shaped fasteners are threadedly connected by a third connecting bolt that penetrates through the fifth screw hole and is screwed into the fifth screw hole.

[0012] The U-shaped piece, the supporting piece, the half-moon-shaped fastener, and the connecting piece are all made of stainless steel, and the rubber anti-skid pad, the rubber anti-vibration pad, and the rubber strip are all made of rubber.

[0013] The utility model has the following beneficial effects:

[0014] The anti-skid device for ladders can be installed at the bottom of a bamboo ladder to firmly fix the ladder so that it will not be displaced or moved, thereby greatly improving the fixation of the ladder by the device; the anti-skid device for ladders can increase the anti-skid area of ​​the bamboo ladder and buffer the impact force caused by vibration, thereby greatly improving the anti-skid area and shock-absorbing performance of the ladder by the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

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

[0017] Figure 2 This is a schematic diagram of the overall bamboo-free ladder structure of the utility model;

[0018] Figure 3 It is an enlarged schematic diagram of the half-moon-shaped fastener connection structure of the utility model;

[0019] Figure 4 It is a top view schematic diagram of the half-moon-shaped fastener connection structure of the utility model;

[0020] Figure 5 It is a schematic diagram of the overall structure disassembly of the utility model;

[0021] In the figure: 1. Anti-skid device body; 2. Rubber anti-skid pad; 3. Rectangular base; 4. Rubber anti-vibration pad; 5. U-shaped piece; 6. First screw hole; 7. Support piece; 8. Second screw hole; 9. First connecting bolt; 10. Third screw hole; 11. Half-moon fastener; 12. Fourth screw hole; 13. Second connecting bolt; 14. L-shaped piece; 15. Connecting piece; 16. Fifth screw hole; 17. Third connecting bolt; 18. Rubber strip; 19. Bamboo ladder. DETAILED DESCRIPTION

[0022] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0023] In the drawings, the same reference numerals all refer to the same components.

[0024] Example 1

[0025] Reference Figure 1-5The utility model provides an embodiment: an anti-skid device for a ladder, comprising an anti-skid device body 1, rubber anti-skid pads 2 are installed on both sides of the anti-skid device body 1, a rectangular base 3 is installed on the top surface of the rubber anti-skid pad 2, a rubber shock-absorbing pad 4 is installed on the top surface of the rectangular base 3, a C-shaped piece 5 is installed on the top of the rubber shock-absorbing pad 4, a first screw hole 6 is installed on both end surfaces of the C-shaped piece 5, a support piece 7 is installed on the inner side of the C-shaped piece 5, a second screw hole 8 is installed on the two end surfaces of the bottom side of the support piece 7, a first connecting bolt 9 is installed on the inner side of the second screw hole 8, a third screw hole 10 is installed on the other end surface of the support piece 7, a half-moon fastener 11 is installed on the other side of the support piece 7, and a fourth screw hole 12 is installed on one end surface of the half-moon fastener 11.

[0026] Furthermore, a second connecting bolt 13 is installed on the inner side of the fourth screw hole 12, an L-shaped piece 14 is installed on one side of the fourth screw hole 12, connecting pieces 15 are installed on both ends of the half-moon-shaped fastener 11, a fifth screw hole 16 is installed on the inner side of the connecting piece 15, a third connecting bolt 17 is installed on the inner side of the fifth screw hole 16, a rubber strip 18 is installed on the inner side of the half-moon-shaped fastener 11, and a bamboo ladder 19 is installed on the inner side of the half-moon-shaped fastener 11, and the rubber strip 18 is used to connect and fix the bamboo ladder.

[0027] The rubber anti-skid pad 2 and the rectangular base 3 are connected by rivets and glue, and the support member 7 is screwed into the screw hole through bolts and is threadedly connected with the rectangular base 3 and the rubber anti-vibration pad 4, and the rubber anti-vibration pad 4 is used for shockproofing.

[0028] The U-shaped member 5 is threadedly connected to the first screw hole 6, the second screw hole 8 and the support member 7 by passing through the first connecting bolt 9, and the half-moon fastener 11 is threadedly connected to the third screw hole 10, the fourth screw hole 12 and the support member 7 by passing through the second connecting bolt 13. The half-moon fastener 11 is used to assemble and fix the bamboo ladder.

[0029] The inner surface of the half-moon-shaped fastener 11 is hollowed out to form a groove for inserting the rubber strip 18 . The L-shaped member 14 is fixed to the support member 7 and the half-moon-shaped fastener 11 by passing through the second connecting bolt 13 .

[0030] The fifth screw hole 16 is hollowed out inside the connecting member 15 , and the two half-moon-shaped fasteners 11 are threadedly connected by a third connecting bolt 17 that penetrates through the fifth screw hole 16 , so that the half-moon-shaped fasteners 11 are fastened and connected.

[0031] The U-shaped member 5, the supporting member 7, the half-moon-shaped fastener 11, and the connecting member 15 are all made of stainless steel. The rubber anti-skid pad 2, the rubber anti-vibration pad 4, and the rubber strip 18 are all made of rubber. Stainless steel has the advantages of smooth surface, not easy to rust, and high hardness; rubber has the advantages of high toughness and good wear resistance.

[0032] Specifically, the anti-skid device body 1 is composed of a rubber anti-skid pad 2, a rectangular base 3, a rubber anti-vibration pad 4, a shaped piece 5, a support piece 7, a half-moon fastener 11, an L-shaped piece 14 and other structures. Rubber anti-skid pads 2 made of rubber material are arranged on both sides of the bottom, and the rectangular base 3 is fixed on the top by glue and rivets. Screw holes are arranged inside the rectangular base 3, and bolts penetrate the shaped piece 5, the fixed support piece 7 and the rubber anti-vibration pad 4 at the bottom. The screw holes at both ends of the shaped piece 5 are fixedly connected to the support piece 7. The support piece 7 is an oblique mold structure with a hollow interior. The top surface is connected to a semicircular half-moon fastener 11 by bolts. The surface of the half-moon fastener 11 is provided with screw holes, and the two ends are connected to the connecting piece 15. The fifth screw hole 16 is hollowed out inside the connecting piece 15, and the third connecting bolt 17 connects and fixes the two half-moon fasteners 11.

[0033] Working principle: When in use, the user connects the rubber anti-skid pad 2 and the rectangular base 3 with rivets and glue, places the C-shaped piece 5 at the bottom left of the support 7, and the middle bolt penetrates the left end surface of the support 7 and the rubber anti-vibration pad 4 and the rectangular base 3 to fix them. Then, the first connecting bolt 9 penetrates and screws into the first screw hole 6 and the second screw hole 8 to thread the support 7 and the C-shaped piece 5. Then, the L-shaped piece 14 is placed inside the top side of the support 7, and the fourth screw hole 12 of the half-moon fastener 11 is connected to the third screw hole 10 of the support 7. The second connecting bolt 13 penetrates and screws into the first screw hole 6 and the second screw hole 8 to thread the support 7 and the C-shaped piece 5. The fourth screw hole 12 and the third screw hole 10 are inserted into the half-moon fastener 1 and the support member 7 and the L-shaped member 14 to fix them. When the bamboo ladder 19 is used, the bamboo ladder 19 is placed between the two half-moon fasteners 11, and the rubber anti-skid pad 2 and the rectangular base 3 at the bottom of one side of the half-moon fastener 11 are moved inward so that the rubber strip 18 inside the half-moon fastener 11 is close to the surface of the bamboo ladder 19. Then, the third connecting bolt 17 is penetrated and screwed into the fifth screw hole 16 so that the two half-moon fasteners 11 are threadedly connected and tightly fixed, so as to firmly clamp the bamboo ladder 19 to prevent it from displacement.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An anti-skid device for a ladder, comprising an anti-skid device body (1), characterized in that: Both sides of the anti-skid device body (1) are installed with rubber anti-skid pads (2); the top surface of the rubber anti-skid pad (2) is installed with a rectangular base (3); the top surface of the rectangular base (3) is installed with a rubber anti-vibration pad (4); the top of the rubber anti-vibration pad (4) is installed with a C-shaped piece (5); both end surfaces of the C-shaped piece (5) are installed with a first screw hole (6); the inner side of the C-shaped piece (5) is installed with a support piece (7); the bottom end surfaces of the support piece (7) are respectively installed with a second screw hole (8); the inner side of the second screw hole (8) is installed with a first connecting bolt (9); the other end surface of the support piece (7) is installed with a third screw hole (10); the other side of the support piece (7) is installed with a half-moon fastener (11); one end surface of the half-moon fastener (11) is installed with a fourth screw hole (12).

2. The anti-slip device for ladder according to claim 1, characterized in that: A second connecting bolt (13) is installed on the inner side of the fourth screw hole (12), an L-shaped piece (14) is installed on one side of the fourth screw hole (12), connecting pieces (15) are installed on both ends of the half-moon shaped fastener (11), a fifth screw hole (16) is installed on the inner side of the connecting piece (15), a third connecting bolt (17) is installed on the inner side of the fifth screw hole (16), a rubber strip (18) is installed on the inner side of the half-moon shaped fastener (11), and a bamboo ladder (19) is installed on the inner side of the half-moon shaped fastener (11).

3. The anti-slip device for ladder according to claim 1, characterized in that: The rubber anti-skid pad (2) and the rectangular base (3) are connected by rivets and glue, and the support member (7) is screwed into a screw hole and is threadedly connected to the rectangular base (3) and the rubber anti-vibration pad (4).

4. The anti-slip device for ladder according to claim 1, characterized in that: The U-shaped member (5) is threadedly connected to the first screw hole (6), the second screw hole (8) and the support member (7) by means of a first connecting bolt (9), and the half-moon-shaped fastener (11) is threadedly connected to the third screw hole (10), the fourth screw hole (12) and the support member (7) by means of a second connecting bolt (13).

5. The anti-slip device for ladder according to claim 2, characterized in that: The inner surface of the half-moon-shaped fastener (11) is hollowed out to provide a groove for clamping the rubber strip (18), and the L-shaped member (14) is fixed to the support member (7) and the half-moon-shaped fastener (11) by passing through the second connecting bolt (13).

6. The anti-slip device for ladder according to claim 2, characterized in that: The fifth screw hole (16) is hollowed out inside the connecting member (15), and the two half-moon-shaped fasteners (11) are threadedly connected by a third connecting bolt (17) that penetrates through the fifth screw hole (16).

7. The anti-slip device for ladder according to claim 2, characterized in that: The shaped member (5), the supporting member (7), the half-moon-shaped fastener (11), and the connecting member (15) are all made of stainless steel, and the rubber anti-slip pad (2), the rubber anti-vibration pad (4), and the rubber strip (18) are all made of rubber.

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