Safety rope anti-abrasion device
By using rollers to change friction types in the safety rope anti-wear device, and combining the design of oblique support plates and anti-fall covers, the problem of safety rope wear during high altitude operations is solved, and the effect of reducing wear and improving safety is achieved.
Patent Information
- Application Number
- CN202421836777.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-31
- Publication Date
- 2025-06-27
- Estimated Expiration
- 2034-07-31
AI Technical Summary
In high-altitude operations, safety ropes may wear due to friction and may breakage and other serious situations, which will affect the safety of the operators.
A safety rope anti-wear device is designed, including a fixed seat, an oblique support plate, a roller and an anti-fall cover. The sliding friction of the safety rope is converted into rolling friction through the roller to reduce wear, and through the design of the oblique support plate and an anti-fall cover, it can adapt to different working environments and prevent the safety rope from falling off.
It effectively reduces the wear of safety ropes, extends service life, improves the stability and safety of the working environment, and is also designed to facilitate installation and maintenance.
Smart Images
Figure CN223026570U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to an anti - abrasion device for safety ropes, belonging to the technical field of safety rope anti - abrasion. Background Technique
[0002] With the continuous development of society and the acceleration of the urbanization process, high - rise buildings have sprung up like mushrooms. This has made high - altitude operations an important engineering task, covering multiple fields such as construction, maintenance, and cleaning. In high - altitude operations, safety ropes are key equipment to ensure the safety of operators, and their reliability is directly related to the safety of operators.
[0003] However, in the actual operation process, safety ropes face many challenges, and the most prominent problem is abrasion. Since safety ropes need to shuttle between buildings, scaffolding and other objects, friction will inevitably occur. This friction will cause the safety rope to gradually wear, and even serious situations such as broken strands and fractures may occur. Once the safety rope fails, the consequences will be unimaginable, and the operators will face great life risks.
[0004] To solve the problem of safety rope abrasion, initially, people applied lubricating grease on the surface of the safety rope to reduce the frictional resistance. However, this method has many inconveniences in actual application. For example, the grease is easy to stain the clothes and equipment of the operators and is difficult to clean; at the same time, after the grease is exposed to the air for a long time, it will gradually oxidize and deteriorate, losing its lubricating effect. Subsequently, the method of sheathing a protective sleeve made of wear - resistant material on the safety rope was adopted. This protective sleeve can slow down the abrasion of the safety rope to a certain extent, but there are still certain limitations. For example, the protective sleeve is easily scratched by sharp objects, resulting in the failure of its protective function; in addition, the weight of the protective sleeve will increase the overall load of the safety rope, affecting the operation flexibility of the operators. Later, some safety rope anti - abrasion devices have emerged, but there are still disadvantages such as difficult installation and maintenance and inflexible use. Therefore, it is particularly important to develop a new safety rope anti - abrasion device. Content of the Utility Model
[0005] Aiming at the deficiencies of the prior art, the purpose of the utility model is to provide a safety rope anti - abrasion device with convenient installation and good use effect.
[0006] To achieve the above - mentioned purpose, the utility model adopts the following technical scheme. A safety rope anti - abrasion device includes: a fixed seat, inclined support plates, rollers, and anti - detachment covers. Two inclined support plates are oppositely arranged on the fixed seat, the rollers are horizontally installed between the tops of the two inclined support plates, and an anti - detachment cover is sleeved outside the rollers;
[0007] The inclined support plate includes a fixed plate and an adjustment plate. The bottom end of the fixed plate is fixed on the fixed seat. The fixed plate is provided with a first central hole and three first adjustment holes. The three first adjustment holes are located on a circumference with the first central hole as the center. The lower part of the adjustment plate is provided with a second central hole and three second adjustment holes. The second central hole corresponds to the first central hole, and the second adjustment holes correspond to the first adjustment holes. A first fixing bolt passes through the first central hole and the second central hole, and a second fixing bolt passes through the corresponding first adjustment hole and the second adjustment hole, and then cooperates with nuts to fix the fixed plate and the adjustment plate together;
[0008] The anti-detachment cover includes a first cover body and a second cover body, both of which are semi-circular arcs. The sides of the first cover body and the second cover body are connected by a hinge to form an openable and closable cylindrical tube. The other sides of the first cover body and the second cover body are connected by bolts or buckles. Grooves for accommodating the inclined support plate are provided at both ends of the first cover body and the second cover body, and rope passing holes for the safety rope are provided in the middle of the first cover body and the second cover body.
[0009] Upper limit screws and lower limit screws for limiting the anti-detachment cover are arranged on the outer side surface of the inclined support plate.
[0010] Preferably, the roller has a structure that is thin in the middle and thick at both ends.
[0011] Preferably, the roller is rotatably installed on a high-strength bolt. The middle part of the high-strength bolt is a smooth rod, and the tail end has a thread. The high-strength bolt passes through through holes at the top of two inclined support plates and is connected and fastened with nuts.
[0012] Preferably, the material of the roller is POM material.
[0013] Preferably, anti-slip lines are provided on the surface of the roller.
[0014] Preferably, the cross-section of the fixed seat is an inverted L shape. A right-angled notch is provided at the bottom end of the fixed plate, and the fixed plate is obliquely fixed at a 45° angle on the outer right-angled edge of the fixed seat.
[0015] Preferably, shock-proof rubber pads are provided on both inner side surfaces of the fixed seat.
[0016] Preferably, fixing holes are provided on the fixed seat and are fixed on building components by bolts or anchor bolts.
[0017] Preferably, the materials of the fixed seat, the inclined support plate, and the anti-detachment cover are all POM materials.
[0018] Compared with the prior art, the present utility model has the following beneficial effects.
[0019] 1. In the roller of the present utility model, the sliding friction of the safety rope is changed into rolling friction, effectively reducing the wear of the safety rope and prolonging the service life of the safety rope.
[0020] 2. In the present utility model, the inclined support plate is designed into two parts, namely a fixed plate and an adjustment plate. By passing the second fixing bolt through different adjustment holes, the inclination angle of the inclined support plate can be adjusted, thereby adjusting the distance between the steel wire rope and the fixed seat, and it can adapt to different working environments and requirements.
[0021] 3. In the anti-detachment cover of the present utility model, the safety rope is restricted on the roller, effectively preventing the safety rope from detaching. In addition, the roller is designed into a structure with a thinner middle and thicker ends, which can also effectively prevent the safety rope from detaching, providing a stable and safe working environment for high-altitude operators.
[0022] 4. In the present utility model, the roller is installed on the high-strength bolt. On the one hand, it improves the structural strength and safety. On the other hand, the roller with excessive wear can be disassembled and replaced, making the maintenance of the present utility model convenient.
[0023] 5. In the present utility model, each component, especially the roller, is made of POM material. The POM material has the characteristics of high strength and high wear resistance, prolonging the service life of the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.
[0025] Figure 1 It is a schematic structural diagram of the present utility model.
[0026] Figure 2 It is a schematic structural diagram of the inclined support plate in the present utility model.
[0027] Figure 3 It is a schematic structural diagram of the anti-detachment cover in the present utility model.
[0028] Figure 4 It is a schematic structural diagram of the high-strength bolt in the present utility model.
[0029] In the figure: 1 is a fixed seat, 2 is an inclined support plate, 21 is a fixed plate, 22 is an adjustment plate, 23 is a first central hole, 24 is a first adjustment hole, 25 is a second central hole, 26 is a second adjustment hole, 27 is a first fixing bolt, 28 is a second fixing bolt, 3 is a roller, 31 is a high-strength bolt, 4 is an anti-dropping cover, 41 is a first cover body, 42 is a second cover body, 43 is a hinge, 44 is a groove, and 45 is a rope passing hole. Detailed implementation mode
[0030] Combined with the accompanying drawings in the embodiments of the present invention, the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other implementation manners obtained by those of ordinary skill in the art without creative labor belong to the scope protected by the present invention.
[0031] It should be noted that the structures, ratios, sizes, etc. shown in the drawings of this specification are only used to cooperate with the content disclosed in the specification for those who are familiar with this technology to understand and read, and are not used to limit the limited conditions under which the present invention can be implemented. Therefore, they do not have technical essential significance. Any modification of the structure, change of the proportional relationship or adjustment of the size, without affecting the effects that the present invention can produce and the purposes that can be achieved, should still fall within the scope covered by the technical content disclosed in the present invention. It should be noted that in this specification, relational terms such as first and second are only used to distinguish one entity from several other entities, and do not necessarily require or imply any such actual relationship or order between these entities.
[0032] The present invention provides the following embodiments.
[0033] As Figure 1 shown, a safety rope anti-abrasion device of the present invention includes: a fixed seat 1, an inclined support plate 2, a roller 3, and an anti-dropping cover 4. Two inclined support plates 2 are oppositely arranged on the fixed seat 1. The roller 3 is horizontally installed between the tops of the two inclined support plates 2. An anti-dropping cover 4 is sleeved outside the roller 3;
[0034] As Figure 2As shown, the diagonal support plate 2 includes a fixed plate 21 and an adjustment plate 22. The bottom end of the fixed plate 21 is fixed on the fixed seat 1. There is a first central hole 23 and three first adjustment holes 24 on the fixed plate 21. The three first adjustment holes 24 are located on the circumference with the first central hole 23 as the center. There is a second central hole 25 and three second adjustment holes 26 at the lower part of the adjustment plate 22. The second central hole 25 corresponds to the first central hole 23, and the second adjustment holes 26 correspond to the first adjustment holes 24. The first fixing bolt 27 passes through the first central hole 23 and the second central hole 25, and the second fixing bolt 28 passes through the corresponding first adjustment hole 24 and the second adjustment hole 26, and then cooperates with nuts to fix the fixed plate 21 and the adjustment plate 22 together;
[0035] As Figure 3 shown, the anti-dropping cover 4 includes a first cover body 41 and a second cover body 42 both in a semi-circular arc shape. The sides of the first cover body 41 and the second cover body 42 are connected by a hinge 43 to form an openable and closable cylindrical tube. The other sides of the first cover body 41 and the second cover body 42 are connected by bolts or buckles. Grooves 44 for accommodating the diagonal support plate 2 are provided at both ends of the first cover body 41 and the second cover body 42, and rope passing holes 45 for the safety rope are provided in the middle of the first cover body 41 and the second cover body 42.
[0036] Upper limit screws and lower limit screws for limiting the anti-dropping cover 4 are provided on the outer side surface of the diagonal support plate 2.
[0037] The roller 3 has a structure that is thin in the middle and thick at both ends.
[0038] The roller 3 is rotatably installed on the high-strength bolt 31. As Figure 4 shown, the middle part of the high-strength bolt 31 is a smooth rod, and the tail end has a thread. The high-strength bolt 31 passes through the through holes at the tops of two diagonal support plates 2 and is connected and fastened with nuts.
[0039] The material of the roller 3 is POM material.
[0040] Anti-slip lines are provided on the surface of the roller 3.
[0041] The cross-section of the fixed seat 1 is an inverted L shape. A right-angled notch is provided at the bottom end of the fixed plate 21, and the fixed plate 21 is obliquely fixed at a 45° angle on the outer right-angled edge of the fixed seat 1.
[0042] Shock-proof rubber pads are provided on both inner side surfaces of the fixed seat 1, which can effectively reduce wear and noise caused by vibration.
[0043] Fixing holes are provided on the fixed seat 1 and are fixed on building components by bolts or anchor bolts.
[0044] The materials of the fixed seat 1, the diagonal support plate 2, and the anti-dropping cover 4 are all POM materials.
[0045] The above-mentioned POM material, namely polyformaldehyde, a thermoplastic crystalline polymer, is known as "super steel" or "acetal", also known as polyoxymethylene. The POM material has the characteristics of high strength and high wear resistance, which can effectively extend the service life of the present utility model.
[0046] The usage method of the present utility model is as follows: First, use bolts or anchor bolts or high-strength glue to fix the present utility model on the building components in the working environment through the fixing seat 1. Adjust the angle of the inclined support plate 2 by cooperating with different adjustment holes 24 through the fixing bolt 25. Then, pass the safety rope through the rope passing hole 45 on the anti-detachment cover 4, make the safety rope rest on the roller 3, and then fasten the anti-detachment cover 4 or fix it tightly with bolts. During the use process, the friction between the safety rope and the roller 3 is rolling friction, effectively reducing the wear of the safety rope.
[0047] The above is only the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any changes or substitutions that can be easily thought of by those skilled in the art within the technical scope disclosed by the present utility model should be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims
1. A safety rope anti-wear device, characterized in that include: A fixed seat (1), an oblique support plate (2), a roller (3) and an anti-drop cover (4), wherein the two oblique support plates (2) are arranged on the fixed seat (1) relative to each other, the roller (3) is horizontally installed between the tops of the two oblique support plates (2), and the anti-drop cover (4) is sleeved on the outside of the roller (3); The oblique support plate (2) comprises a fixed plate (21) and an adjustment plate (22), the bottom end of the fixed plate (21) is fixed on the fixed seat (1), a first center hole (23) and three first adjustment holes (24) are provided on the fixed plate (21), the three first adjustment holes (24) are located on a circle with the first center hole (23) as the center, a second center hole (25) and three second adjustment holes (26) are provided at the bottom of the adjustment plate (22), the second center hole (25) corresponds to the first center hole (23), the second adjustment hole (26) corresponds to the first adjustment hole (24), a first fixing bolt (27) passes through the first center hole (23) and the second center hole (25), a second fixing bolt (28) passes through the corresponding first adjustment hole (24) and the second adjustment hole (26), and then the fixing plate (21) and the adjustment plate (22) are fixed together with nuts; The anti-drop cover (4) comprises a first cover body (41) and a second cover body (42) both of which are semicircular arc-shaped. The sides of the first cover body (41) and the second cover body (42) are connected by hinges (43) to form an openable and closable cylindrical tube. The other sides of the first cover body (41) and the second cover body (42) are connected by bolts or buckles. Both ends of the first cover body (41) and the second cover body (42) are provided with grooves (44) for accommodating the oblique support plate (2). The middle parts of the first cover body (41) and the second cover body (42) are provided with rope holes (45) for passing a safety rope.
2. A safety rope anti-wear device according to claim 1, characterized in that: An upper limit screw and a lower limit screw for limiting the position of the anti-drop cover (4) are arranged on the outer side surface of the oblique support plate (2).
3. The safety rope anti-wear device according to claim 1, characterized in that: The roller (3) has a structure that is thin in the middle and thick at both ends.
4. A safety rope anti-wear device according to claim 1 or 3, characterized in that: The roller (3) is rotatably mounted on a high-strength bolt (31). The middle portion of the high-strength bolt (31) is a bare rod and the tail end is threaded. The high-strength bolt (31) passes through the through holes at the top of the two oblique support plates (2) and is connected and fastened with a nut.
5. A safety rope anti-wear device according to claim 1 or 3, characterized in that: The roller (3) is made of POM material.
6. A safety rope anti-wear device according to claim 1 or 3, characterized in that: Anti-slip grooves are arranged on the surface of the roller (3).
7. The safety rope anti-wear device according to claim 1, characterized in that: The cross section of the fixing seat (1) is an inverted L-shape, the bottom end of the fixing plate (21) is provided with a right-angled notch, and the fixing plate (21) is fixed on the outer right-angled edge of the fixing seat (1) at an angle of 45 degrees.
8. The safety rope anti-wear device according to claim 7, characterized in that: Shock-proof rubber pads are provided on both inner side surfaces of the fixing seat (1).
9. A safety rope anti-wear device according to claim 1 or 7, characterized in that: The fixing seat (1) is provided with a fixing hole and is fixed to the building component by means of bolts or anchor bolts.
10. The safety rope anti-wear device according to claim 1, characterized in that: The fixing seat (1), the oblique support plate (2) and the anti-falling cover (4) are all made of POM material.