CN214068400U

CN214068400U - Cable with resistance to compression protection

Info

Publication number: CN214068400U
Application number: CN202120168795.2U
Authority: CN
Inventors: 孙善洋
Original assignee: Shanghai Jingfeng Wire And Cable Co ltd
Current assignee: Shanghai Jingfeng Wire And Cable Co ltd
Priority date: 2021-01-21
Filing date: 2021-01-21
Publication date: 2021-08-27
Anticipated expiration: 2031-01-21

Abstract

The utility model relates to the technical field of cables, specifically be a cable with resistance to compression protection, including protection mechanism and evenly distributed at four wires around protection mechanism, protection mechanism is including being criss-cross design portion, and the interface has all been seted up to the tip of design portion, and the grafting piece has all been inserted in the inside of interface, and the one end that the grafting piece is located the interface outside all takes shape there is the arc piece, and four arc pieces are located same circumference route, and the interval of two adjacent arc pieces is less than the diameter of wire. The utility model discloses four well wire evenly distributed are around protection mechanism to when the cable received external force to trample, protection mechanism can ensure that the cable can not warp, thereby avoids the wire impaired.

Description

Cable with resistance to compression protection

Technical Field

The utility model relates to the technical field of cables, specifically be a cable with resistance to compression protection.

Background

Common cables are made of inner conductors and outer insulation, and with the development of power transportation systems, and various complex power transportation environments, more and more types of cables are produced. In the prior art, a pressure-resistant protection cable is provided, which enhances the pressure-resistant capability of the cable by wrapping a multi-layer protection structure outside a conductor, and this way can improve the protection of the cable, but also increases the diameter, weight and production cost of the cable. Therefore, in order to provide the cable with the pressure-resistant protection and simultaneously increase the volume and the production cost of the cable as little as possible, a cable with the pressure-resistant protection is provided to well solve the disadvantages.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cable with resistance to compression protection for when increasing cable resistance to compression protective properties, the volume and the manufacturing cost of increase cable as little as possible.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a cable with resistance to compression protection, includes protection mechanism and evenly distributed at four wires around protection mechanism, protection mechanism is including being criss-cross design portion, the interface has all been seted up to the tip of design portion, the inside of interface has all inserted the grafting piece, the equal shaping of one end that the grafting piece is located the interface outside has the arc piece, and four the arc piece is located same circumference route, and the interval of two adjacent arc pieces is less than the diameter of wire.

Preferably, the protection mechanism further comprises a connecting rope, and two ends of the connecting rope are fixedly connected with the two adjacent shaping parts respectively.

Preferably, the common cover in the outside of protection mechanism and wire is equipped with the winding layer, the outside cover on winding layer is equipped with the anti-pressure layer, the outside cover on anti-pressure layer is equipped with the wearing layer.

Preferably, the outer ring of the pressure-resistant layer is uniformly provided with a limiting groove along the circumferential direction, and the limiting groove is internally embedded with a steel wire for providing pressure-resistant protection.

Preferably, the wire comprises a conductor, a filling layer and an insulating layer, the filling layer is sleeved with the outer side of the conductor, and the insulating layer is sleeved on the outer side of the filling layer.

Preferably, a gap between the wire and the protection mechanism is filled with a buffer part, and the buffer parts are attached to the outer side of the wire.

Compared with the prior art, the utility model provides a cable with resistance to compression protection possesses following beneficial effect:

1. in the utility model, four wires are uniformly distributed around the protection mechanism, so that when the cable is treaded by external force, the protection mechanism can ensure that the cable is not deformed, thereby avoiding the wires from being damaged;

2. the utility model discloses well arc piece is pegged graft on design portion through the grafting piece, and consequently easy dismounting is favorable to when the installation protection mechanism and wire cooperate, and protection mechanism can recycle, has also further reduced manufacturing cost.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the protection mechanism of the present invention;

fig. 3 is a schematic view of the structure of the anti-pressure layer of the present invention.

In the figure: 10. a protection mechanism; 101. a shaping part; 102. an interface; 103. an insertion block; 104. an arc-shaped sheet; 105. connecting ropes; 20. a wire; 201. a conductor; 202. a filling layer; 203. an insulating layer; 3. a winding layer; 4. a pressure resistant layer; 5. a wear layer; 6. a steel wire; 7. a buffer portion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1-3, a cable with compression protection includes a protection mechanism 10 and four wires 20 uniformly distributed around the protection mechanism 10, the protection mechanism 10 includes a cross-shaped shaping portion 101, the end of the shaping portion 101 is provided with a socket 102, a socket block 103 is inserted into the socket 102, an arc-shaped piece 104 is formed at one end of the socket block 103 located outside the socket 102, the four arc-shaped pieces 104 are located on the same circumferential path, and the distance between two adjacent arc-shaped pieces 104 is smaller than the diameter of the wires 20; the four wires 20 are located around the shaping portion 101, and the shaping portion 101 and the arc portion 104 are made of plastics and have the function of protecting the wires 20 from being extruded by external force. The protection mechanism 10 further comprises a connecting rope 105, two ends of the connecting rope 105 are fixedly connected with the two adjacent shaping parts 101 respectively, the connecting rope 105 and the shaping parts 101 are fixed in a gluing mode, and the distance between the two adjacent shaping parts 101 is not more than 10 cm. The wire 20 includes a conductor 201, a filling layer 202 and an insulating layer 203, wherein the filling layer 202 is sleeved with the conductor 201, and the insulating layer 203 is sleeved with the filling layer 202.

The outer sides of the protection mechanism 10 and the lead 20 are sleeved with a winding layer 3 together, the outer side of the winding layer 3 is sleeved with a pressure-resistant layer 4, and the outer side of the pressure-resistant layer 4 is sleeved with a wear-resistant layer 5; the winding layer 3 is made of glass fiber, the compression-resistant layer 4 is made of plastic materials, and the wear-resistant layer 5 is made of polyethylene materials, so that the compression resistance of the cable is further enhanced layer by layer. The outer ring of the pressure-resistant layer 4 is uniformly provided with limiting grooves along the circumferential direction, and steel wires 6 for providing pressure-resistant protection are embedded in the limiting grooves; as shown in fig. 3, the steel wires 6 are uniformly distributed on the outer ring of the pressure-resistant layer 4, thereby further improving the safety of the lead wire 20. The clearance intussuseption of wire 20 and protection machanism 10 is filled with buffering portion 7, and buffering portion 7 all laminates in the outside of wire 20, and buffering portion 7 is foam material, and the elasticity is extremely strong for provide the buffer protection, further avoid wire 20 because of external force extrusion impaired.

The working principle is as follows: the utility model discloses in the use, because four wires 20 equipartitions in protection machanism 10's the outside, consequently when the cable received external force extrusion, protection machanism 10 can protect wire 20, avoids wire 20 impaired because of external force extrusion. In addition, the arc-shaped piece 104 is inserted into the shaped part 101 through the insertion block 103, so that the protection mechanism 10 is convenient to assemble and disassemble and is convenient to match with the lead 20. The winding layer 3, the compression-resistant layer 4 and the wear-resistant layer 5 are sleeved on the outer sides of the protection mechanism 10 and the wire 20 together for layer-by-layer protection, and the compression-resistant capability of the cable is enhanced. And the steel wires 6 are uniformly distributed on the outer side of the compression-resistant layer 4, and the armor is formed by the steel wires 6, so that the safety of the cable is further enhanced. In addition, a buffer part 7 is filled in a gap between the protection mechanism 10 and the lead 20, and the buffer part 7 is made of a plastic foam material and is used for providing buffer protection and further protecting the lead 20 from being extruded by external force.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A cable with crush-resistant protection, characterized by: including protection mechanism (10) and evenly distributed four wires (20) around protection mechanism (10), protection mechanism (10) are including being criss-cross design portion (101), interface (102) have all been seted up to the tip of design portion (101), plug block (103) have all been inserted to the inside of interface (102), plug block (103) are located the equal shaping of one end in interface (102) outside and have arc piece (104), and four arc piece (104) are located same circumference route, and the interval of two adjacent arc pieces (104) is less than the diameter of wire (20).

2. A cable with crush resistant protection as claimed in claim 1 wherein: the protection mechanism (10) further comprises a connecting rope (105), and two ends of the connecting rope (105) are fixedly connected with the two adjacent shaping parts (101) respectively.

3. A cable with crush resistant protection as claimed in claim 1 wherein: the outer side of protection machanism (10) and wire (20) is overlapped jointly and is equipped with winding layer (3), the outside cover of winding layer (3) is equipped with compressive layer (4), the outside cover of compressive layer (4) is equipped with wearing layer (5).

4. A cable with crush resistant protection as claimed in claim 3 wherein: the outer lane of resistance to compression layer (4) has evenly seted up the spacing groove along the circumferencial direction, spacing inslot portion all imbeds and is used for providing steel wire (6) of resistance to compression protection.

5. A cable with crush resistant protection as claimed in claim 1 wherein: the lead (20) comprises a conductor (201), a filling layer (202) and an insulating layer (203), wherein the filling layer (202) is sleeved with the outer side of the conductor (201), and the insulating layer (203) is sleeved on the outer side of the filling layer (202).

6. A cable with crush resistant protection as claimed in claim 1 wherein: the gap between the lead (20) and the protection mechanism (10) is filled with a buffer part (7), and the buffer parts (7) are attached to the outer side of the lead (20).