Cable with cable head protection mechanism

Abstract

The utility model belongs to the field of cables, and particularly relates to a cable with a cable head protection mechanism, which comprises a cable main body, a protection structure is arranged on the outer wall of a joint of the cable main body, and supporting elastic sheets are fixedly connected to the inner walls of the left side and the right side of the protection structure at equal intervals. Supporting pieces are fixedly connected to the ends, away from the protection structure, of the supporting elastic pieces, the longitudinal sections of the supporting pieces are arranged in an arc shape, limiting pipes are connected to the upper side and the lower side of the protection structure in a penetrating mode, threaded rods are connected to the interiors of the limiting pipes in a threaded mode, and rubber pads are bonded to the ends, located on the inner side of the protection structure, of the threaded rods through glue. According to the utility model, the protection structure, the supporting sheets, the rubber pads and the connecting plates are matched together, so that the protection effect can be enhanced when the cable is connected and fixed, and the supporting sheets and the rubber pads can be attached to the outer walls of the left and right sides and the upper and lower sides of the cable respectively; and the wear-resistant sheath arranged on the outer wall of the waterproof layer is combined with the protection structure, so that the anti-bending effect can be achieved.

Description

Technical Field

[0001] The utility model relates to the field of cables, in particular to a cable with a cable head protection mechanism. Background Art

[0002] Wires and cables are wire products used to transmit electrical (magnetic) energy, information and realize electromagnetic energy conversion. Wires and cables in a broad sense are also referred to as cables. Cables in a narrow sense refer to insulated cables, which can be defined as one or more insulated cores, and their respective coatings, total protective layers and outer sheaths. Cables may also have additional uninsulated conductors.

[0003] In Chinese patent CN202123149862.5, the utility model provides a pressure-resistant and heat-resistant practical wire and cable, including an outer sheath, an inner sheath installed inside the outer sheath, a conductor connected to the inside of the inner sheath, an insulating sleeve fixed to the outer wall of the conductor, a fixing rope installed in the middle of the inner sheath, a baffle connected to the side wall of the fixing rope and located between two adjacent conductors, limiting grooves are provided on both sides of the baffle, and a buffer layer is connected between the outer sheath and the inner sheath. The utility model can form a supporting skeleton to support and protect the conductor through the cooperation of the fixing rope and the baffle, and at the same time, the conductor can be fixed and limited by the limiting groove, thereby preventing the conductor from being dislocated and moving, and under the joint action of the buffer layer, the compressive load-bearing capacity of the cable can be greatly enhanced, effectively preventing the cable from being deformed and damaged, and having high safety protection performance.

[0004] Although existing wires and cables can solve the problems of weak compressive and load-bearing capacity, easy deformation and damage due to external force, easy wear and tear due to dragging, rapid corrosion and aging, poor heat resistance, which greatly affects the service life of the device, the cable joints may still have unstable connections, resulting in failures in the cable joints and affecting the normal use of the cables.

[0005] Therefore, in order to solve the above problems, a cable with a cable head protection mechanism is proposed. Utility Model Content

[0006] The purpose of the utility model is to provide a cable with a cable head protection mechanism to solve the problem in the above background technology that the cable joint part may have unstable connection, resulting in failure of the cable joint part and affecting the normal use of the cable.

[0007] The technical solution adopted by the utility model to solve its technical problems is: a cable with a cable head protection mechanism, including a cable body, an outer wall of the joint of the cable body is provided with a protection structure, and the inner walls on the left and right sides of the protection structure are fixedly connected with supporting spring pieces at equal intervals, the end of the supporting spring piece away from the protection structure is fixedly connected with a supporting sheet, and the longitudinal section of the supporting sheet is arranged in an arc shape.

[0008] Preferably, both upper and lower sides of the protective structure are penetrated by limiting tubes, and the internal threads of the limiting tubes are connected with screws.

[0009] Preferably, the end of the screw located on the inner side of the protective structure is bonded with a rubber pad by glue, and the end of the screw located on the outer side of the protective structure is integrally provided with a limiting block.

[0010] Preferably, a connecting plate is fixedly connected to the outer wall of one end of the protective structure close to the cable main structure, and six connecting plates are provided. Bolts penetrate the inside of the connecting plates, and nuts are threadedly connected to the outer walls of the bolts.

[0011] Preferably, a buffer filling layer is tightly fitted on the outer wall of the cable body, and the buffer filling layer is made of glass fiber tape.

[0012] Preferably, a shielding layer is tightly fitted on the outer wall of the buffer filling layer, and the shielding layer is made of polypropylene material.

[0013] Preferably, a waterproof layer is tightly fitted on the outer wall of the shielding layer, and a wear-resistant sheath is tightly fitted on the outer wall of the waterproof layer.

[0014] The utility model is beneficial in that:

[0015] 1. The utility model adopts the cooperation between the protective structure, the support sheet, the rubber pad and the connecting plate. When the protective structure is spliced ​​and fixed, the purpose of connecting the cables can be achieved by passing through the connecting plates of the two required spliced ​​cable outer wall protective structures with bolts and nuts for fixing. When the cables are connected and fixed, the protective effect can be enhanced. The support sheet plays the role of preliminarily fixing the left and right sides of the cable connector. The rubber pad can fit the outer wall of the cable and fix the upper and lower sides of the cable under the extrusion of the screw.

[0016] 2. The utility model adopts the cooperation between the buffer filling layer, the shielding layer, the waterproof layer, the wear-resistant sheath and the protective structure. The buffer filling layer arranged on the outer wall of the cable body is made of glass fiber tape to prevent the cable from being squeezed by external force, and the shielding layer arranged on the outer wall of the buffer filling layer is made of polypropylene material to play the role of heat insulation and fire prevention. The waterproof layer arranged on the outer wall of the shielding layer plays the role of waterproof protection. The wear-resistant sheath arranged on the outer wall of the waterproof layer combined with the protective structure can play an anti-bending role. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model as a whole viewed from the front;

[0019] Figure 2 It is a right side view schematic diagram of the protective structure of the utility model;

[0020] Figure 3 It is a left side schematic diagram of the protective structure of the utility model;

[0021] Figure 4 It is a schematic diagram of the specific structure of the cable main body of the utility model.

[0022] In the figure: 1. Cable body; 2. Support spring; 3. Support plate; 4. Limiting tube; 5. Screw; 6. Limiting block; 7. Rubber pad; 8. Connecting plate; 9. Bolt; 10. Nut; 11. Buffer filling layer; 12. Shielding layer; 13. Waterproof layer; 14. Wear-resistant sheath; 15. Protective structure. DETAILED DESCRIPTION

[0023] 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 in 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.

[0024] See also Figures 1 to 4 As shown, a cable with a cable head protection mechanism comprises a cable body 1, a protection structure 15 is arranged on the outer wall of the joint of the cable body 1, and the inner walls on the left and right sides of the protection structure 15 are fixedly connected with support springs 2 at equal intervals, and the end of the support spring 2 away from the protection structure 15 is fixedly connected with a support sheet 3, and the longitudinal section of the support sheet 3 is arranged in an arc shape. Through such an arrangement, the protection structure 15 is fixed to the outer wall of the joint of the cable body 1 through the support spring sheet 2 and the support sheet 3, and the support sheet 3 is arranged in an arc shape so as to completely fit the outer wall of the cable, and the support sheet 3 can be moved in position through the support spring sheet 2, so as to play a role in preliminarily fixing the left and right sides of the cable joint.

[0025] The upper and lower sides of the protective structure 15 are penetrated by the limiting tube 4, and the internal thread of the limiting tube 4 is connected to the screw 5. Through this arrangement, the limiting tube 4 plays the role of limiting the position of the screw 5, so that it can stably fix the cable on the upper and lower sides of the outer wall of the cable.

[0026] One end of the screw 5 located on the inner side of the protective structure 15 is glued with a rubber pad 7, and the end of the screw 5 located on the outer side of the protective structure 15 is integrally provided with a limit block 6. Through such a setting, the limit blocks 6 on the upper and lower sides are rotated respectively, so that the screw 5 can rotate downward and upward respectively inside the limit tube 4. The end of the screw 5 located on the inner side of the protective structure 15 is glued with a rubber pad 7. The rubber pad 7 can fit the outer wall of the cable and fix the upper and lower sides of the cable under the extrusion of the screw 5.

[0027] The outer wall of one end of the protective structure 15 close to the cable body 1 is fixedly connected with a connecting plate 8, and the connecting plate 8 is provided at six locations. Bolts 9 are penetrated and connected inside the connecting plate 8, and nuts 10 are threadedly connected to the outer wall of the bolt 9. Through such an arrangement, when the protective structure 15 is spliced ​​and fixed, the purpose of connecting the cables can be achieved by passing the bolts 9 and the nuts 10 through the connecting plates 8 of the two required spliced ​​cable outer wall protective structures 15 for fixing, so that the protective effect can be enhanced when the cables are connected and fixed.

[0028] The outer wall of the cable body 1 is tightly fitted with a buffer filling layer 11, and the buffer filling layer 11 is made of glass fiber tape. Through such a setting, the buffer filling layer 11 set on the outer wall of the cable body 1 is made of glass fiber tape to prevent the cable from being squeezed by external force.

[0029] The outer wall of the buffer filling layer 11 is tightly fitted with a shielding layer 12, and the shielding layer 12 is made of polypropylene material. Through such a setting, the shielding layer 12 arranged on the outer wall of the buffer filling layer 11 is made of polypropylene material, which plays a role of heat insulation and fire prevention.

[0030] The outer wall of the shielding layer 12 is tightly fitted with a waterproof layer 13, and the outer wall of the waterproof layer 13 is tightly fitted with a wear-resistant sheath 14. Through such a configuration, the waterproof layer 13 arranged on the outer wall of the shielding layer 12 plays a role of waterproof protection, and the wear-resistant sheath 14 arranged on the outer wall of the waterproof layer 13 combined with the protective structure 15 can play an anti-bending role.

[0031] Working principle: The protective structure 15 is fixed to the outer wall of the joint of the cable body 1 by the supporting spring piece 2 and the supporting piece 3. The supporting piece 3 is set in an arc shape to completely fit the outer wall of the cable. The supporting piece 3 can be moved by the supporting spring piece 2 to play a role in preliminarily fixing the left and right sides of the cable joint. Then, the upper and lower limit blocks 6 are rotated respectively to make the screw 5 rotate downward and upward inside the limit tube 4. The end of the screw 5 located on the inner side of the protective structure 15 is glued with a rubber pad 7. The rubber pad 7 can fit the outer wall of the cable and fix the upper and lower sides of the cable under the extrusion of the screw 5. When the protective structure 15 is spliced ​​and fixed, The purpose of connecting the cables can be achieved by passing bolts 9 and nuts 10 through the connecting plates 8 of the two required cable outer wall protection structures 15 for fixing, so that the protection of the cables can be enhanced when they are connected and fixed. The buffer filling layer 11 arranged on the outer wall of the cable body 1 is made of glass fiber tape to prevent the cable from being squeezed by external force, and the shielding layer 12 arranged on the outer wall of the buffer filling layer 11 is made of polypropylene material, which plays a role of heat insulation and fire prevention. The waterproof layer 13 arranged on the outer wall of the shielding layer 12 plays a role of waterproof protection, and the wear-resistant sheath 14 arranged on the outer wall of the waterproof layer 13 combined with the protection structure 15 can play an anti-bending role.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A cable with a cable head protection mechanism, comprising a cable body (1), characterized in that: The outer wall of the joint of the cable body (1) is provided with a protective structure (15), and the inner walls on the left and right sides of the protective structure (15) are fixedly connected with supporting springs (2) at equal intervals, and one end of the supporting spring (2) away from the protective structure (15) is fixedly connected with a supporting sheet (3), and the longitudinal section of the supporting sheet (3) is arranged in an arc shape.

2. A cable with a cable head protection mechanism according to claim 1, characterized in that: The upper and lower sides of the protective structure (15) are both penetrated and connected with the limiting tube (4), and the inner thread of the limiting tube (4) is connected with the screw rod (5).

3. A cable with a cable head protection mechanism according to claim 2, characterized in that: The end of the screw rod (5) located inside the protective structure (15) is bonded with a rubber pad (7) by glue, and the end of the screw rod (5) located outside the protective structure (15) is integrally provided with a limit block (6).

4. A cable with a cable head protection mechanism according to claim 1, characterized in that: A connecting plate (8) is fixedly connected to the outer wall of one end of the protective structure (15) close to the cable body (1), and the connecting plate (8) is provided at six locations. Bolts (9) are penetrated through the interior of the connecting plate (8), and nuts (10) are threadedly connected to the outer walls of the bolts (9).

5. A cable with a cable head protection mechanism according to claim 1, characterized in that: The outer wall of the cable body (1) is tightly fitted with a buffer filling layer (11), and the buffer filling layer (11) is made of glass fiber tape.

6. A cable with a cable head protection mechanism according to claim 5, characterized in that: The outer wall of the buffer filling layer (11) is tightly fitted with a shielding layer (12), and the shielding layer (12) is made of polypropylene material.

7. A cable with a cable head protection mechanism according to claim 6, characterized in that: The outer wall of the shielding layer (12) is tightly fitted with a waterproof layer (13), and the outer wall of the waterproof layer (13) is tightly fitted with a wear-resistant sheath (14).

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