Cable sheath

Abstract

The utility model discloses a cable sheath. The cable sheath comprises two arc-shaped clamping blocks. According to the cable sheath, arc-shaped clamping blocks, limiting mechanisms, bearings and threaded rods are arranged, a cable body is placed on the inner sides of the two arc-shaped clamping blocks through a placement groove formed in the front face of the protection sleeve, and the cable body is clamped by the two limiting mechanisms under the action of reverse extrusion force provided by the multiple limiting mechanisms and the multiple springs; then the two groups of threaded rods are rotated, so that the two groups of arc-shaped clamping blocks can be fixed outside the cable main body, cable main bodies of different models can be conveniently limited and clamped, the cable main bodies are more convenient to install, meanwhile, the cable main bodies can be prevented from shifting or twisting in the wiring process, the complexity and time consumption of installation work are reduced, and the installation efficiency is improved. And the two sets of bearings are matched with the two sets of threaded rods so that the two sets of arc-shaped clamping blocks can be fixed conveniently, and the situation that the arc-shaped clamping blocks rotate along with the threaded rods when the threaded rods are rotated can be avoided through the two sets of bearings.

Description

Technical Field

[0001] The utility model relates to the technical field of cables, in particular to a cable sheath. Background Art

[0002] Cable sheath is an outer covering layer used to protect the internal structure of the cable. It is usually located on the outside of the cable. The cable sheath can be made of a variety of different materials to suit different applications and environmental conditions.

[0003] At present, most cable sheaths are not convenient for limiting and clamping cables of different types when in use, which makes it more difficult to install the cables. The cables may shift or twist during the wiring process, resulting in inaccurate or unstable installation, which increases the complexity and time-consuming nature of the installation work.

[0004] A cable sheath disclosed in the announcement number CN210016216U includes a sheath body, the sheath body is a hollow tubular structure, and an opening extending through the entire sheath body along its axial direction is provided on one side of the sheath body, the inner surfaces of both ends of the sheath body are provided with inner racks, and the outer surfaces of both ends of the sheath body are provided with outer racks. The advantage of the utility model is that the sheath can be installed on the entire cable by interlocking multiple sections, which is not only easy to install and can be operated on the ground, but also convenient to be disassembled and replaced regularly.

[0005] Although the above patent has achieved the ability to add a sheath to the entire cable, which is not only easy to install and can be operated on the ground, but also convenient to be disassembled and replaced regularly; however, the device does not have a structure that is convenient for disassembling the cable. If the cable sheath is not easy to disassemble, when the cable needs to be maintained, replaced or repaired, the work will increase in complexity and time. The maintenance personnel may need more time and energy to solve the problem, which increases the maintenance cost and repair cycle.

[0006] Therefore, it is necessary to invent a cable sheath to solve the above problems. Utility Model Content

[0007] The technical problems to be solved by the utility model are as follows: to provide a cable sheath which is highly practical, can be easily operated, and has a relatively simple structure, thereby solving the problems in the above-mentioned background technology of being inconvenient to limit and clamp cables of different models and not having a convenient cable disassembly structure.

[0008] The purpose of the utility model can be achieved through the following technical solutions:

[0009] A cable sheath comprises two arc-shaped clamping blocks, one side of the two arc-shaped clamping blocks is fixedly connected to a plurality of limiting mechanisms, the middle part of one side of the two arc-shaped clamping blocks is fixedly connected to a bearing, one side of the two bearings is rotatably connected to a threaded rod, one side of the plurality of limiting mechanisms is fixedly connected to a group of protective sleeves, the left and right sides of the protective sleeves are provided with fixing holes, the surfaces of the two threaded rods are threadedly connected to the inside of the fixing holes, one side of the front of the protective sleeve is fixedly connected to an auxiliary mechanism, the other side of the front of the protective sleeve is fixedly connected to a fixing mechanism, one side of the fixing mechanism is penetrated by three groups of quick-release screws, the inner side wall of the protective sleeve is fixedly connected to silicone rubber, the interior of the protective sleeve is integrally connected to graphite particles, the interior of the graphite particles is fixedly connected to a ceramic fiber layer, and the periphery of the protective sleeve is integrally connected to a buffer mechanism.

[0010] As a further solution of the utility model: the limiting mechanism includes a plurality of telescopic inner rods fixedly connected to one side of two groups of arc-shaped clamping blocks, a spring is welded on one side of the plurality of telescopic inner rods, the outside of the plurality of springs is fixedly connected to an outer shell, the inner surface of the protective cover is fixedly connected to one side of the plurality of outer shells, the outer shells assist the telescopic inner rods in telescoping, and increase the clamping stability of the arc-shaped clamping blocks.

[0011] As a further solution of the utility model: the auxiliary mechanism includes a convex strip fixedly connected to one side of the front of the protective cover, and three groups of receiving blocks are fixedly connected to the front of the convex strip. The other sides of the three receiving blocks are provided with threaded holes, and the receiving blocks play the role of fixing the quick-release screws, so that the protective cover can be closed to limit the cable body.

[0012] As a further solution of the utility model: the fixing mechanism includes a concave strip fixedly connected to the other side of the front side of the protective cover, and three groups of limit blocks are fixedly connected to the front side of the concave strip. A circular hole is opened on one side of the three limit blocks, and the outside of the three quick-release screws passes through the inside of the circular hole, and the circular hole plays the role of limiting the quick-release screws.

[0013] As a further solution of the utility model: the buffer mechanism includes a wavy thermoplastic polyurethane integrally connected to the periphery of the protective sleeve, and a plurality of cavities are opened inside the wavy thermoplastic polyurethane. The cavities serve to alleviate the impact of external stress on the cable body and reduce the risk of damage to the cable body.

[0014] As a further solution of the utility model: an anti-skid handle is welded on one side of the two threaded rods, and frosted particles are bonded to the surface of the anti-skid handle, which prevents the hands from slipping.

[0015] As a further solution of the utility model: a group of cable bodies are installed on the inner side walls of the two arc-shaped clamping blocks, and a protective layer is fixedly connected to the surface of the cable body, which plays a role in protecting the cable body.

[0016] Beneficial effects of the utility model:

[0017] 1. The cable sheath, through the arrangement of arc-shaped clamping blocks, limiting mechanisms, bearings and threaded rods, utilizes the placement grooves provided on the front of the protective sheath to place the cable body inside the two sets of arc-shaped clamping blocks, and the two sets of limiting mechanisms clamp the cable body under the action of the reverse extrusion force provided by a plurality of limiting mechanisms and a plurality of springs, and then the two sets of threaded rods are rotated to fix the two sets of arc-shaped clamping blocks on the outside of the cable body, so as to facilitate the limit clamping of cable bodies of different models, and make the installation of the cable body more convenient, and also can avoid the displacement or distortion of the cable body during the wiring process, thereby reducing the complexity and time consumption of the installation work, and the two sets of bearings are arranged to cooperate with the two sets of threaded rods to facilitate the fixation of the two sets of arc-shaped clamping blocks, and the two sets of bearings can also avoid the arc-shaped clamping blocks rotating together when the threaded rods are rotated.

[0018] 2. This cable sheath, through the setting of auxiliary mechanisms, fixing mechanisms and quick-release screws, when it is necessary to limit the placement slot opened on the front side of the protective sheath, the convex strips and the concave strips are engaged, so that the round holes opened on one side of the three groups of limit blocks are respectively aligned with the threaded holes opened on the other side of the three groups of receiving blocks, and the three groups of quick-release screws are rotated until the three groups of quick-release screws pass through the three groups of round holes and the three groups of threaded holes, so that the placement slot can be limited. When it is necessary to remove the protective sheath, the three groups of quick-release screws are rotated until the three groups of quick-release screws are separated from the three groups of round holes and the three groups of threaded holes, and the placement slot opened on the front side of the protective sheath can be opened, and the cable body can be taken out for maintenance, which is convenient for maintenance, replacement or repair of the cable body, reduces the complexity and time consumption of the work, reduces the maintenance personnel to spend more time and energy to solve the problem, and reduces the maintenance cost and maintenance cycle.

[0019] 3. This cable sheath, through the arrangement of graphite particles and buffering mechanism, when external force impacts or squeezes the wavy thermoplastic polyurethane, several cavities play a buffering role, reducing the impact force of external impact or extrusion on the cable body, and the wavy thermoplastic polyurethane can bend and deform, absorb part of the energy, reduce the impact on the cable body, thereby protecting the cable body from damage, and the ceramic fiber layer of graphite particles has good fire resistance. When a fire occurs, this material can effectively resist high temperature and is not easy to burn. It can effectively protect the wires and insulation layer inside the cable body, delay the spread of fire, improve fire safety, help protect the cable body, and extend the service life of the cable body with a certain degree of safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further described below in conjunction with the accompanying drawings.

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a schematic diagram of the structure of the limiting mechanism of the utility model;

[0023] Figure 3 It is a schematic diagram of the auxiliary mechanism and the fixing mechanism structure of the utility model;

[0024] Figure 4 It is a schematic diagram of the structure of the buffer mechanism of the utility model.

[0025] In the figure: 1. arc-shaped clamping block; 2. limiting mechanism; 201. telescopic inner rod; 202. outer shell; 3. bearing; 4. threaded rod; 5. protective sleeve; 6. auxiliary mechanism; 601. convex strip; 602. receiving block; 7. fixing mechanism; 701. concave strip; 702. limiting block; 8. quick-release screw; 9. silicone rubber; 10. graphite particles; 11. buffer mechanism; 1101. wavy thermoplastic polyurethane; 1102. cavity; 12. anti-slip handle; 13. cable body. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] like Figure 1-4As shown, a cable sheath comprises two arc-shaped clamping blocks 1, one side of the two arc-shaped clamping blocks 1 is fixedly connected with a plurality of limiting mechanisms 2, the middle part of one side of the two arc-shaped clamping blocks 1 is fixedly connected with a bearing 3, one side of the two bearings 3 is rotatably connected with a threaded rod 4, through the arrangement of the arc-shaped clamping blocks 1, the limiting mechanisms 2, the bearings 3 and the threaded rod 4, it is convenient to limit and clamp cable bodies 13 of different types, and it is more convenient to install the cable body 13, and it can also prevent the cable body 13 from shifting or twisting during the wiring process, reducing the complexity and time consumption of the installation work, one side of the plurality of limiting mechanisms 2 is fixedly connected with a group of protective sleeves 5, the left and right sides of the protective sleeves 5 are provided with fixing holes, the surfaces of the two threaded rods 4 are threadedly connected to the inside of the fixing holes, and the front side of the protective sleeve 5 is fixedly connected with an auxiliary Mechanism 6, the other side of the front of the protective sleeve 5 is fixedly connected with a fixing mechanism 7, and one side of the fixing mechanism 7 is penetrated by three sets of quick-release screws 8. Through the setting of the auxiliary mechanism 6, the fixing mechanism 7 and the quick-release screws 8, it is convenient to maintain, replace or repair the cable body 13, reduce the complexity and time consumption of the work, reduce the maintenance personnel to spend more time and energy to solve the problem, and reduce the maintenance cost and maintenance cycle. The inner wall of the protective sleeve 5 is fixedly connected with silicone rubber 9, the inside of the protective sleeve 5 is integrally connected with graphite particles 10, and the inside of the graphite particles 10 is fixedly connected with a ceramic fiber layer. The periphery of the protective sleeve 5 is integrally connected with a buffer mechanism 11. Through the setting of the graphite particles 10 and the buffer mechanism 11, it is helpful to protect the cable body 13 and extend the service life of the cable body 13 with a certain degree of safety;

[0028] like Figure 2 As shown, the limiting mechanism 2 includes a plurality of telescopic inner rods 201 fixedly connected to one side of two groups of arc-shaped clamping blocks 1, a spring is welded on one side of the plurality of telescopic inner rods 201, the outside of the plurality of springs is fixedly connected to an outer shell 202, and the inner surface of the protective cover 5 is fixedly connected to one side of the plurality of outer shells 202, and the outer shell 202 serves to assist the telescopic inner rods 201 in telescoping, thereby increasing the clamping stability of the arc-shaped clamping block 1.

[0029] like Figure 3 As shown, the auxiliary mechanism 6 includes a protrusion 601 fixedly connected to the front side of the protective cover 5, and three groups of receiving blocks 602 are fixedly connected to the front side of the protrusion 601. The other sides of the three receiving blocks 602 are all provided with threaded holes. The receiving blocks 602 play the role of fixing the quick-release screws 8, so that the protective cover 5 can be closed to limit the cable body 13.

[0030] like Figure 3As shown, the fixing mechanism 7 includes a groove 701 fixedly connected to the other side of the front of the protective cover 5, and three groups of limit blocks 702 are fixedly connected to the front of the groove 701. One side of the three limit blocks 702 is provided with a circular hole, and the outside of the three quick-release screws 8 passes through the inside of the circular hole, and the circular hole plays the role of limiting the quick-release screws 8.

[0031] like Figure 4 As shown, the buffer mechanism 11 includes a wavy thermoplastic polyurethane 1101 integrally connected to the periphery of the protective sleeve 5, and a plurality of cavities 1102 are opened inside the wavy thermoplastic polyurethane 1101. The cavities 1102 serve to alleviate the effect of external stress on the cable body 13 and reduce the risk of damage to the cable body 13.

[0032] like Figure 1 As shown, one side of the two threaded rods 4 is welded with an anti-skid handle 12, and the surface of the anti-skid handle 12 is bonded with frosted particles, which can prevent the hands from slipping.

[0033] like Figure 1 As shown, a group of cable bodies 13 are installed on the inner side walls of the two arc-shaped clamping blocks 1 , and a protective layer is fixedly connected to the surface of the cable body 13 , which plays a role in protecting the cable body 13 .

[0034] The working principle of the utility model is as follows: the placement groove opened on the front side of the protective sleeve 5 is used to place the cable body 13 on the inner side of the two groups of arc-shaped clamping blocks 1. The two groups of limiting mechanisms 2 clamp the cable body 13 under the action of the reverse extrusion force provided by a plurality of limiting mechanisms 2 and a plurality of springs. Then, the two groups of threaded rods 4 are rotated to fix the two groups of arc-shaped clamping blocks 1 on the outside of the cable body 13. The two groups of bearings 3 are arranged to cooperate with the two groups of threaded rods 4 to facilitate the fixation of the two groups of arc-shaped clamping blocks 1. The two groups of bearings 3 can also prevent the arc-shaped clamping blocks 1 from rotating together when the threaded rods 4 are rotated. When an external force impacts or squeezes the wavy thermoplastic polyurethane 1101, the plurality of cavities 1102 play a buffering role, reducing the impact force of the external impact or extrusion on the cable body 13, and the wavy thermoplastic polyurethane 1101 can bend and deform, absorb part of the energy, and reduce the impact on the cable body 13, thereby protecting The cable body 13 is not damaged, and the ceramic fiber layer of the graphite particles 10 has good fire resistance. When a fire occurs, this material can effectively resist high temperature and is not easy to burn. It can effectively protect the wires and insulation layer inside the cable body 13, delay the spread of fire, and improve fire safety. When it is necessary to limit the placement groove opened on the front of the protective sleeve 5, the convex strip 601 is engaged with the concave strip 701, so that the circular holes opened on one side of the three groups of limiting blocks 702 are respectively aligned with the threaded holes opened on the other side of the three groups of receiving blocks 602, and the three groups of quick-release screws 8 are rotated until the three groups of quick-release screws 8 pass through the three groups of circular holes and the three groups of threaded holes, so that the placement groove can be limited. When the protective sleeve 5 needs to be removed, the three groups of quick-release screws 8 are rotated until the three groups of quick-release screws 8 are separated from the three groups of circular holes and the three groups of threaded holes, and the placement groove opened on the front of the protective sleeve 5 can be opened, and the cable body 13 can be taken out for maintenance.

[0035] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A cable sheath, comprising two arc-shaped clamping blocks (1), characterized in that: One side of the two arc-shaped clamping blocks (1) is fixedly connected to a plurality of limiting mechanisms (2); a bearing (3) is fixedly connected to the middle of one side of the two arc-shaped clamping blocks (1); one side of the two bearings (3) is rotatably connected to a threaded rod (4); one side of the plurality of limiting mechanisms (2) is fixedly connected to a group of protective sleeves (5); both left and right sides of the protective sleeve (5) are provided with fixing holes; the surfaces of the two threaded rods (4) are threadedly connected to the inside of the fixing holes; one side of the front of the protective sleeve (5) is fixedly connected to an auxiliary mechanism (6); the other side of the front of the protective sleeve (5) is fixedly connected to a fixing mechanism (7); one side of the fixing mechanism (7) is penetrated by three groups of quick-release screws (8); the inner side wall of the protective sleeve (5) is fixedly connected to silicone rubber (9); the inside of the protective sleeve (5) is integrally connected to graphite particles (10); the inside of the graphite particles (10) is fixedly connected to a ceramic fiber layer; the periphery of the protective sleeve (5) is integrally connected to a buffer mechanism (11).

2. A cable sheath according to claim 1, characterized in that: The limiting mechanism (2) comprises a plurality of telescopic inner rods (201) fixedly connected to one side of two groups of arc-shaped clamping blocks (1), a spring is welded to one side of the plurality of telescopic inner rods (201), the outside of the plurality of springs is fixedly connected to an outer shell (202), and the inner surface of the protective sleeve (5) is fixedly connected to one side of the plurality of outer shells (202).

3. A cable sheath according to claim 1, characterized in that: The auxiliary mechanism (6) comprises a convex strip (601) fixedly connected to one side of the front face of the protective sleeve (5); three groups of receiving blocks (602) are fixedly connected to the front face of the convex strip (601); and threaded holes are provided on the other sides of the three receiving blocks (602).

4. A cable sheath according to claim 1, characterized in that: The fixing mechanism (7) comprises a groove (701) fixedly connected to the other side of the front face of the protective cover (5); three groups of limit blocks (702) are fixedly connected to the front face of the groove (701); a circular hole is formed on one side of each of the three limit blocks (702); and the outsides of the three quick-release screws (8) pass through the insides of the circular holes.

5. A cable sheath according to claim 1, characterized in that: The buffer mechanism (11) comprises a corrugated thermoplastic polyurethane (1101) integrally connected to the periphery of the protective sleeve (5), and a plurality of cavities (1102) are provided inside the corrugated thermoplastic polyurethane (1101).

6. A cable sheath according to claim 1, characterized in that: An anti-skid handle (12) is welded to one side of each of the two threaded rods (4), and frosted particles are bonded to the surface of the anti-skid handle (12).

7. A cable sheath according to claim 1, characterized in that: A group of cable bodies (13) are installed on the inner side walls of the two arc-shaped clamping blocks (1), and a protective layer is fixedly connected to the surface of the cable body (13).

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