Special anti-corrosion cable for coal mining machine

Abstract

The utility model discloses a special anti-corrosion cable for a coal mining machine, which comprises a first cable body, the right side of the first cable body is provided with a second cable body, the right side of the surface of the first cable body is sleeved with a first protective tube, and the left side of the surface of the second cable body is sleeved with a second protective tube. The surface of the second protection pipe is in threaded connection with a sealing pipe, the surfaces of the first cable body and the second cable body are sleeved with rubber hoses, and the tops and the bottoms of the rubber hoses are provided with reinforcing rings. According to the utility model, the first cable body and the second cable body can have good corrosion resistance through the corrosion-resistant layer and the protective coating, and the joint of the first cable body and the second cable body is sealed through the first protective tube, the second protective tube and the sealing tube, so that the joint is prevented from being corroded and damaged; the normal use of the first cable body and the second cable body is influenced, and the use of people is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mining machines, in particular to a special anti-corrosion cable for coal mining machines. Background Technique

[0002] A coal mining machine is a large and complex system integrating machinery, electricity and hydraulics. The working environment is harsh. If a failure occurs, it will lead to the interruption of the entire coal mining work, causing huge economic losses. A special cable is used for power supply when the coal mining machine works.

[0003] During the use of the existing special cable for coal mining machines, the special cable itself already has good anti-corrosion performance. However, during the use process, the cable often has insufficient wire length, and two cable wires need to be connected for use. Corrosion or damage often occurs at the cable connection, affecting the normal use of the cable and bringing inconvenience to people's use. Therefore, a special anti-corrosion cable for coal mining machines is specifically proposed. Content of the Utility Model

[0004] The purpose of the utility model is to provide a special anti-corrosion cable for coal mining machines, which has the advantage of good anti-corrosion effect.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A special anti-corrosion cable for coal mining machines includes a first cable body. A second cable body is arranged on the right side of the first cable body. A first protective tube is sleeved on the right side of the surface of the first cable body. A second protective tube is sleeved on the left side of the surface of the second cable body. A sealing tube is threadedly connected to the surface of the second protective tube. Rubber hoses are sleeved on the surfaces of the first cable body and the second cable body. Reinforcing rings are arranged at the top and bottom of the rubber hoses. Reinforcing plates are fixedly connected to the front and back of the reinforcing rings. Connecting bolts are arranged on the front and back of the rubber hoses. The second cable body includes a wire core. An insulating sleeve is arranged on the surface of the wire core. A functional layer is sleeved on the surface of the insulating sleeve. A protective layer is sleeved on the surface of the functional layer. Filler fibers are fixedly connected between the wire core and the insulating sleeve.

[0006] As a preferred solution, the functional layer includes a strengthening layer. A high-temperature resistant layer is fixedly connected to the surface of the strengthening layer. An elastic layer is fixedly connected to the surface of the high-temperature resistant layer.

[0007] As a preferred solution, the material of the strengthening layer is vulcanized rubber, the material of the high-temperature resistant layer is butyl rubber, and the material of the elastic layer is polyurethane rubber.

[0008] As a preferred solution, the protective layer includes a corrosion-resistant layer. A protective coating is sprayed on the surface of the corrosion-resistant layer.

[0009] As a preferred solution, the material of the corrosion-resistant layer is polypropylene, and the material of the protective coating is rubber anticorrosive paint.

[0010] As a preferred solution, the first cable body and the second cable body are made of the same material. The first protective pipe and the second protective pipe are both fixedly connected to the rubber hose, and the two reinforcement plates are fixedly connected by connecting bolts.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] 1. Through the corrosion-resistant layer and the protective coating, the first cable body and the second cable body of the present utility model can have good corrosion resistance. The connection part of the first cable body and the second cable body is sealed by the first protective pipe, the second protective pipe and the sealing pipe, avoiding corrosion damage at the connection part and affecting the normal use of the first cable body and the second cable body, which is convenient for people to use.

[0013] 2. By setting the reinforcing layer, the high-temperature resistant layer and the elastic layer, the first cable body and the second cable body of the present utility model can have high strength while having good high-temperature resistance and a certain bending recovery ability. By setting the corrosion-resistant layer and the protective coating, the first cable body and the second cable body can have good corrosion resistance and reduce surface wear. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the present utility model;

[0015] Figure 2 is a schematic structural diagram of the composition materials of the functional layer of the present utility model;

[0016] Figure 3 is a schematic structural diagram of the composition materials of the protective layer of the present utility model.

[0017] In the figure: 1. First cable body; 2. Second cable body; 201. Core; 202. Insulating sleeve; 203. Functional layer; 2031. Reinforcing layer; 2032. High-temperature resistant layer; 2033. Elastic layer; 204. Protective layer; 2041. Corrosion-resistant layer; 2042. Protective coating; 205. Filled fiber; 3. First protective pipe; 4. Second protective pipe; 5. Sealing pipe; 6. Rubber hose; 7. Reinforcement plate; 8. Connecting bolt; 9. Reinforcement ring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0019] Secondly, the so-called "one embodiment" or "embodiment" herein refers to a specific feature, structure or characteristic that can be included in at least one implementation manner of the present invention. The "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor is it an independent or selectively mutually exclusive embodiment with other embodiments.

[0020] Embodiment 1:

[0021] Please refer to Figures 1-3 As shown, it includes a first cable body 1. A second cable body 2 is arranged on the right side of the first cable body 1. A first protective tube 3 is sleeved on the right side of the surface of the first cable body 1. A second protective tube 4 is sleeved on the left side of the surface of the second cable body 2. A sealing tube 5 is threadedly connected to the surface of the second protective tube 4. Rubber hoses 6 are sleeved on the surfaces of both the first cable body 1 and the second cable body 2. Reinforcing rings 9 are arranged at the top and bottom of the rubber hoses 6. Reinforcing plates 7 are fixedly connected to the front and back of the reinforcing rings 9. Connecting bolts 8 are arranged on the front and back of the rubber hoses 6. The second cable body 2 includes a core 201. An insulating sleeve 202 is arranged on the surface of the core 201. A functional layer 203 is sleeved on the surface of the insulating sleeve 202. A protective layer 204 is sleeved on the surface of the functional layer 203. Filling fibers 205 are fixedly connected between the core 201 and the insulating sleeve 202.

[0022] The application of the sealing tube 5 and the protective layer 204 in this technical solution can enable the first cable body 1 and the second cable body 2 to have good corrosion resistance through the corrosion-resistant layer 2041 and the protective coating 2042. The connection part of the first cable body 1 and the second cable body 2 is sealed by the first protective tube 3, the second protective tube 4 and the sealing tube 5, avoiding the connection part from being corroded and damaged, affecting the normal use of the first cable body 1 and the second cable body 2, and facilitating people's use.

[0023] Embodiment 2:

[0024] On the basis of Embodiment 1, the present invention is as Figure 1 and Figure 2As shown, it is disclosed that the functional layer 203 includes a strengthening layer 2031. A high-temperature resistant layer 2032 is fixedly connected to the surface of the strengthening layer 2031. A resilient layer 2033 is fixedly connected to the surface of the high-temperature resistant layer 2032. The material of the strengthening layer 2031 is vulcanized rubber. The material of the high-temperature resistant layer 2032 is butyl rubber. The material of the resilient layer 2033 is polyurethane rubber.

[0025] With the above technical solution, through the strengthening layer 2031, the high-temperature resistant layer 2032 and the resilient layer 2033, the first cable body 1 and the second cable body 2 can have high strength, good high-temperature resistance, and certain bending restoration ability.

[0026] Embodiment 3:

[0027] The present utility model is as Figure 1 and Figure 3 As shown, it is disclosed that the protective layer 204 includes a corrosion-resistant layer 2041. A protective coating 2042 is sprayed on the surface of the corrosion-resistant layer 2041. The material of the corrosion-resistant layer 2041 is polypropylene. The material of the protective coating 2042 is rubber anticorrosive paint. The materials of the first cable body 1 and the second cable body 2 are the same. The first protective pipe 3 and the second protective pipe 4 are both fixedly connected to the rubber hose 6. The two reinforcing plates 7 are fixedly connected by a connecting bolt 8.

[0028] With the above technical solution, through the corrosion-resistant layer 2041 and the protective coating 2042, the first cable body 1 and the second cable body 2 can have good corrosion resistance and reduce the wear on their surfaces.

[0029] The working principle of the present utility model is: Connect the first cable body 1 and the second cable body 2, and rotate the sealing pipe 5 to seal and connect the first protective pipe 3 and the second protective pipe 4, so as to seal the connection between the first cable body 1 and the second cable body 2, reduce the corrosion and damage at the connection, and at the same time rotate the connecting bolt 8 to make the connection between the rubber hose 6 and the first cable body 1 and the second cable body 2 more firm. Through the corrosion-resistant layer 2041 and the protective coating 2042, the first cable body 1 and the second cable body 2 can have good corrosion resistance and reduce the wear on their surfaces, thereby improving the overall corrosion resistance of the first cable body 1 and the second cable body 2 and facilitating people's use.

[0030] Importantly, it should be noted that the construction and arrangement of the present application shown in multiple different exemplary embodiments are merely illustrative. Although only a few embodiments are described in detail in this disclosure, those who refer to this disclosure should easily understand that many modifications are possible without substantially departing from the novel teachings and advantages of the subject matter described in this application (e.g., changes in the dimensions, scales, structures, shapes and proportions of various elements, as well as parameter values (such as temperature, pressure, etc.), installation arrangements, use of materials, colors, orientations, etc.). For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of discrete elements may be altered or changed. Accordingly, all such modifications are intended to be included within the scope of the present utility model. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any clause of "means plus function" is intended to cover the structure performing the recited function herein, and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility model. Therefore, the present utility model is not limited to a particular embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0031] In addition, in order to provide a concise description of the exemplary embodiments, not all features of the actual embodiments may be described (i.e., those features that are not relevant to the currently contemplated best mode of carrying out the present utility model or those features that are not relevant to the implementation of the present utility model).

[0032] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, rather than to limit the protection scope of the present utility model. Although the present utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present utility model may be modified or equivalently replaced without departing from the essence and scope of the technical solutions of the present utility model.

Claims

1. A corrosion-proof cable special for coal shearers, comprising a first cable body (1), characterized in that: A second cable body (2) is provided on the right side of the first cable body (1). A first protective pipe (3) is sleeved on the right side of the surface of the first cable body (1). A second protective pipe (4) is sleeved on the left side of the surface of the second cable body (2). A sealing pipe (5) is threadedly connected to the surface of the second protective pipe (4). Rubber hoses (6) are sleeved on the surfaces of both the first cable body (1) and the second cable body (2). Reinforcing rings (9) are provided at both the top and bottom of the rubber hose (6). Reinforcing plates (7) are fixedly connected to both the front and back of the reinforcing ring (9). Connecting bolts (8) are provided on both the front and back of the rubber hose (6). The second cable body (2) includes a wire core (201). An insulating sleeve (202) is provided on the surface of the wire core (201). A functional layer (203) is sleeved on the surface of the insulating sleeve (202). A protective layer (204) is sleeved on the surface of the functional layer (203). Filling fibers (205) are fixedly connected between the wire core (201) and the insulating sleeve (202).

2. The anti-corrosion cable for a shearer according to claim 1, wherein: The functional layer (203) includes a strengthening layer (2031). A high-temperature resistant layer (2032) is fixedly connected to the surface of the strengthening layer (2031). A resilient layer (2033) is fixedly connected to the surface of the high-temperature resistant layer (2032).

3. The anti-corrosion cable for a shearer according to claim 2, characterized in that: The material of the strengthening layer (2031) is vulcanized rubber. The material of the high-temperature resistant layer (2032) is butyl rubber. The material of the resilient layer (2033) is polyurethane rubber.

4. A special anti-corrosion cable for a coal shearer according to claim 1, characterized in that: The protective layer (204) includes a corrosion-resistant layer (2041). A protective coating (2042) is sprayed on the surface of the corrosion-resistant layer (2041).

5. The anti-corrosion cable dedicated for shearer according to claim 4, characterized in that: The material of the corrosion-resistant layer (2041) is polypropylene. The material of the protective coating (2042) is rubber anticorrosive paint.

6. The special anti-corrosion cable for coal shearer according to claim 1, characterized in that: The materials of the first cable body (1) and the second cable body (2) are the same. Both the first protective pipe (3) and the second protective pipe (4) are fixedly connected to the rubber hose (6). The two reinforcing plates (7) are fixedly connected by the connecting bolts (8).

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