Anti-loosening cable sheath

Abstract

The utility model relates to the technical field of cable sheaths, and discloses an anti-loosening cable sheath, which comprises two outer sheaths, the two outer sheaths are both semi-ring-shaped, the bottom ends of the two outer sheaths are fixed, a plurality of insulating layers are arranged in the two outer sheaths, wires are fixed in the insulating layers, anti-loosening structures are arranged in the two outer sheaths, and the anti-loosening structures are arranged in the two outer sheaths. And tightening structures are arranged on the outer circle wall surfaces of the two outer sleeves. Through the arrangement of the anti-falling structure and the tightening structure, the shifting plate is inserted into the mounting frame, the locking strip slides into the position between the two adjacent clamping strips to be clamped, and therefore the position of the shifting plate inserted into the mounting frame is locked, the two outer sleeves are tightened along with the insertion of the shifting plate, and the shifting plate is prevented from falling off. And meanwhile, the extruding blocks extrude the insulating layers, and the friction force between the extruding blocks and the insulating layers is increased, so that the grabbing force of the outer sleeve to the insulating layers is increased, the outer sleeve is prevented from being loosened from the wires and the insulating layers, and the protection effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable sheath technical field especially relates to a kind of anti-loose cable sheath. BACKGROUND

[0002] Cable is used for transmission power or signal conductor, usually by conductor, insulating layer and sheath, cable sheath is the protective layer covered outside, main function is to prevent physical damage, chemical corrosion and environmental influence, while providing insulation to prevent electric leakage, sheath material is various, common polyvinyl chloride (PVC), polyethylene (PE) and rubber etc.

[0003] Traditional cable sheath usually uses polyvinyl chloride (PVC), polyethylene (PE) etc., only provide basic mechanical protection and insulation function, cannot effectively cope with the loosening problem caused by vibration, pulling or environmental stress between cable and internal conductor and insulating layer, in this case, the connection between cable and its terminal, connector can gradually loosen, to cause equipment failure etc. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art, and provides an anti-loose cable sheath.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] An anti-loose cable sheath, comprising two outer sleeves, two outer sleeves are half annular, the bottom end of two outer sleeves is fixed, the inside of two outer sleeves is provided with a plurality of insulating layers, the inside of insulating layer is fixed with wire, the inside of two outer sleeves is provided with anti-loose structure, the outer circular wall surface of two outer sleeves is provided with tightening structure, anti-loose structure includes a plurality of extrusion blocks fixed on the inner wall surface of two outer sleeves, two side extrusion blocks are oppositely arranged, extrusion block is half annular, and the side of extrusion block close to each other is matched with the outer circular wall surface of insulating layer.

[0007] As a further scheme of the utility model, the tightening structure includes an installation frame fixed on the outer circular wall surface of the left outer sleeve, a fixed block fixed on the outer circular wall surface of the right outer sleeve, a push plate fixed on the left side of the fixed block, the inside of the installation frame is slidably inserted with the push plate, and the push plate and the installation frame are both strip-shaped.

[0008] As a further scheme of the utility model, the inside top surface of the installation frame is fixed with a plurality of clamping strips, the plurality of clamping strips are evenly distributed along the width direction of the installation frame, the top surface of the push plate is fixed with a plurality of locking strips, and the plurality of locking strips are respectively located between the plurality of clamping strips.

[0009] As a further scheme of the utility model, the top end of the left side outer cover is provided with a protection groove, and a strip plate is slidably inserted in the protection groove, and the strip plate is fixed to the top end of the top of the right side outer cover.

[0010] As a further scheme of the utility model, the extrusion block is provided with a plurality of anti-skid particles on the side close to the insulating layer, and the anti-skid particles are all attached to the outer wall of the insulating layer.

[0011] As a further scheme of the utility model, the right side of the plurality of clamping strips is an inclined surface, and the left side of the plurality of locking strips is an inclined surface.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The cable sheath, through the setting of the anti-falling structure and the tightening structure, inserts the push plate into the mounting frame, and makes the locking strip slide into the clamping between the adjacent two clamping strips, thereby locking the position of the push plate inserted into the mounting frame, with the insertion of the push plate, the two outer covers are tightened, so that the different numbers of insulating layers and conductors in the outer cover can be tightened and fixed, and the extrusion block is extruded to the insulating layer at the same time;

[0014] After the extrusion block of rubber material extrudes the insulating layer, the friction between the extrusion block and the insulating layer is increased, thereby increasing the adhesion of the outer cover to the insulating layer, so as to prevent the outer cover from being loosened with the conductor and the insulating layer, and improve the protection effect. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A structural schematic view of the anti-loosening cable sheath is provided for the utility model;

[0016] Figure 2 A split structural schematic view of the anti-loosening cable sheath is provided for the utility model;

[0017] Figure 3 A structural schematic view of the extrusion block of the anti-loosening cable sheath is provided for the utility model;

[0018] Figure 4 A structural schematic view of the anti-loosening cable sheath is provided for the utility model; Figure 2 An enlarged structural schematic view of the middle A.

[0019] In the figure: 1, outer cover; 2, insulating layer; 201, extrusion block; 202, mounting frame; 203, fixed block; 204, push plate; 3, clamping strip; 301, locking strip; 4, protection groove; 401, strip plate; 5, anti-skid particle; 6, conductor. DETAILED DESCRIPTION

[0020] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0021] In the description of the utility model, it needs to be explained that the directions or position relations indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like are the directions or position relations shown based on the drawings, and are only for the convenience of describing the utility model and simplifying the description, and cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be understood broadly, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled persons in the art, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0023] As shown in Figures 1-4 A kind of anti-loose cable sheath, including two outer suits 1, two described outer suits 1 are half ring, the bottom end of two outer suits 1 is fixed, the inside of two outer suits 1 is provided with several insulating layers 2, the inside of insulating layer 2 is fixed with wire 6, the inside of two outer suits 1 is provided with anti-off structure, the outer circular wall surface of two outer suits 1 is provided with tightening structure, anti-off structure includes several extrusion blocks 201 respectively fixed in the inner wall surface of two outer suits 1, two sides extrusion blocks 201 are oppositely arranged, extrusion block 201 is half ring, the side of extrusion block 201 close to each other is all with the outer circular wall surface of insulating layer 2, extrusion block 201 is rubber material.

[0024] In the embodiment, the tightening structure includes mounting frame 202 fixed on the outer circular wall surface of left outer suit 1, fixed block 203 fixed on the outer circular wall surface of right outer suit 1, and the left side of fixed block 203 is fixed with the push plate 204, the inside of push plate 204 and mounting frame 202 is slidably inserted, and push plate 204 and mounting frame 202 are both strip-shaped.

[0025] In the embodiment, the inner top surface of the mounting frame 202 is fixed with a plurality of clamping strips 3, which are evenly distributed along the width direction of the mounting frame 202. The top surface of the push plate 204 is fixed with a plurality of locking strips 301, which are respectively located between the plurality of clamping strips 3. Through the arrangement of the anti-dropping structure and the tightening structure, the worker places the insulation layer 2 and the wire 6 into the two outer sleeves 1, and then the worker inserts the push plate 204 into the mounting frame 202, so that the locking strip 301 is clamped between the adjacent two clamping strips 3, thereby locking the position of the push plate 204 inserted into the mounting frame 202. With the insertion of the push plate 204, the two outer sleeves 1 are tightened, so as to tighten and fix different numbers of insulation layers 2 and wires 6 in the outer sleeve 1, and at the same time, the extrusion block 201 extrudes the insulation layer 2. After the extrusion block 201 made of rubber material extrudes the insulation layer 2, the friction between the extrusion block 201 and the insulation layer 2 increases, thereby increasing the adhesion of the outer sleeve 1 to the insulation layer 2, so as to prevent the outer sleeve 1 from being loosened with the wire 6 and the insulation layer 2, and improve the protection effect.

[0026] In the embodiment, the top end of the left outer sleeve 1 is provided with a protection groove 4, and a strip plate 401 is slidably inserted into the protection groove 4. The strip plate 401 is fixed to the top end of the right outer sleeve 1. When the worker tightens the two outer sleeves 1, the strip plate 401 can be inserted into the protection groove 4, so as to prevent liquid from entering the inside of the outer sleeve 1 through the joint of the outer sleeve 1, and improve the sealing performance of the outer sleeve.

[0027] In the embodiment, a plurality of anti-skid particles 5 are arranged on the side of the extrusion block 201 close to the insulation layer 2, and the plurality of anti-skid particles 5 are in close contact with the outer wall of the insulation layer 2. The anti-skid particles 5 can increase the friction between the extrusion block 201 and the insulation layer 2, and improve the anti-dropping effect.

[0028] In the embodiment, the right side of the plurality of clamping strips 3 is an inclined surface, and the left side of the plurality of locking strips 301 is an inclined surface. When the worker inserts the push plate 204 into the mounting frame 202, the left side inclined surface of the locking strip 301 slides with the right side inclined surface of the clamping strip 3, so that the locking strip 301 can better enter between the adjacent clamping strips 3 for locking and clamping.

[0029] Working principle: in use, the worker will insulating layer 2 and wire 6 into two outer sleeve 1, after the worker will dial plate 204 inserted into the mounting frame 202, make locking strip 301 slip into the adjacent two clamping strip 3 clamping, thereby locking the dial plate 204 position inserted into the mounting frame 202, with the insertion of dial plate 204, two outer sleeve 1 is tightened, so you can tighten the different number of insulating layer 2 and wire 6 in the outer sleeve 1 fixed, at the same time make the extrusion block 201 to the insulating layer 2 extrusion, extrusion block 201 of rubber material extrusion after the insulating layer 2, the friction between extrusion block 201 and insulating layer 2 increases, thereby increasing the outer sleeve 1 on the insulating layer 2 of the adhesion, so as to prevent the outer sleeve 1 and wire 6 and insulating layer 2 loose, when the worker is tightened two outer sleeve 1, can first strip plate 401 inserted into the protection groove 4, so you can prevent liquid through the joint of outer sleeve 1 into its inside, improve the sealing of the sheath, through the anti-skid particles 5 can increase the friction between extrusion block 201 and insulating layer 2, improve the anti-off effect, when the worker will dial plate 204 inserted into the mounting frame 202, locking strip 301 left side inclined surface and clamping strip 3 right side inclined surface sliding, make locking strip 301 can better enter the adjacent clamping strip 3 between locking clamping.

[0030] The basic principle and main features of the present application are shown and described above, and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements fall within the scope of the present application.

Claims

1. Anti-unscrewing cable jacket comprising two sheaths (1), characterized in that: Both the outer cover (1) are half ring, the bottom of two outer cover (1) is fixed, the inside of two outer cover (1) is provided with several insulating layers (2), the inside of insulating layer (2) is fixed with wire (6), the inside of two outer cover (1) is provided with anti-off structure, the outer wall surface of two outer cover (1) is provided with tightening structure, anti-off structure includes several extrusion blocks (201) fixed on the inner wall surface of two outer cover (1) respectively, both sides extrusion block (201) is oppositely arranged, extrusion block (201) is half ring, the side of extrusion block (201) close to each other is combined with the outer wall surface of insulating layer (2).

2. A cable gland according to claim 1, wherein, The tightening structure includes the installation frame (202) fixed on the outer wall surface of the left outer cover (1), the fixed block (205) fixed on the outer wall surface of the right outer cover (1), the left side of the fixed block (205) is provided with the push plate (204), the inside of the installation frame (202) is slidably inserted with the push plate (204), the push plate (204) and the installation frame (202) are both strip-shaped.

3. A cable gland according to claim 2, wherein, The inside of the installation frame (202) is fixed with several clamping strips (3), several clamping strips (3) are evenly distributed along the width direction of the installation frame (202), the top of the push plate (204) is fixed with several locking strips (301), several locking strips (301) are respectively located between several clamping strips (3).

4. A cable gland according to claim 3, wherein, The top of the left outer cover (1) is provided with the protection groove (4), the inside of the protection groove (4) is slidably inserted with the strip plate (401), the top of the strip plate (401) is fixed with the right outer cover (1).

5. A cable gland according to claim 4, wherein, The side of the extrusion block (201) close to the insulating layer (2) is provided with several anti-skid particles (5), several anti-skid particles (5) are combined with the outer wall of the insulating layer (2).

6. A cable gland according to claim 5, wherein, The right side of several clamping strips (3) is inclined surface, the left side of several locking strips (301) is inclined surface.

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