CN212032711U - Cable for coal mine - Google Patents
Cable for coal mine Download PDFInfo
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- CN212032711U CN212032711U CN202021052235.2U CN202021052235U CN212032711U CN 212032711 U CN212032711 U CN 212032711U CN 202021052235 U CN202021052235 U CN 202021052235U CN 212032711 U CN212032711 U CN 212032711U
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- sleeve
- fixedly connected
- cable
- wire core
- coal mine
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Abstract
The utility model relates to the technical field of coal mine equipment, in particular to a cable for coal mine, which comprises a cable body, wherein the cable body comprises a protective sleeve, a main wire core and a spare wire core, the main wire core groove is arranged in the protective sleeve and at the position of the main wire core, the spare wire core groove is arranged in the protective sleeve and at the position of the spare wire core, a flame-retardant sleeve is fixedly connected on the protective sleeve, one side of the flame-retardant sleeve, which is far away from the protective sleeve, is fixedly connected with an anti-scratch sleeve, the anti-scratch sleeve is fixedly connected with a mounting bracket, fixing screws are fixedly connected on the mounting bracket and at the two sides of the cable body, the anti-scratch sleeve, the protective sleeve, the cable body, the main wire core and the spare wire core are arranged, the problems that the existing cable for coal mine is simple in structure, the cable jacket can only play an insulating effect, causing damage to the core inside the cable.
Description
Technical Field
The utility model relates to a coal mine equipment technical field specifically is a cable for coal mine.
Background
The cable is made of one or more mutually insulated conductors and an outer insulation protective layer, and is a conducting wire for transmitting electric power or information from one place to another place, the cable is generally used for connecting circuits, electric appliances and the like, and the cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like.
The cable for the coal mine is simple in structure, the cable jacket can only play an insulating effect, and falling stones on the coal mine easily scratch the cable jacket to cause damage to a wire core inside the cable, so that the problem is solved by the cable for the coal mine.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cable for coal mine to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a cable for a coal mine comprises a cable body, wherein the cable body comprises a protective sleeve, a main wire core and a spare wire core, a main wire core groove is formed in the position of the main wire core in the protective sleeve, a spare wire core groove is formed in the position of the spare wire core in the protective sleeve, a flame retardant sleeve is fixedly connected to the protective sleeve, an insulating sleeve is fixedly connected to one side, away from the protective sleeve, of the flame retardant sleeve, an anti-scratch sleeve is fixedly connected to the insulating sleeve, an installation support is fixedly connected to the anti-scratch sleeve, fixing screws are fixedly connected to two sides, located on the cable body, of the installation support, a reagent groove is formed in the center of the top of the installation support, an air inlet pipe is fixedly connected to the upper portion of the center of the left side of the reagent groove, a check valve is fixedly connected to the left side of the reagent groove in the, the reagent tank is characterized in that an observation groove is formed in the upper portion of the reagent tank, an observation plate is fixedly connected in the observation groove, a liquid injection hole is formed in the right side of the reagent tank, and a sealing plug is arranged in the liquid injection hole.
Preferably, the material of the protective sleeve is polyformaldehyde plastic and the flame-retardant sleeve is made of an organic flame-retardant material.
Preferably, the scratch-proof sleeve is made of Kevlar materials, and the insulating sleeve is made of insulating rubber.
Preferably, the reagent tank stores thymol blue solution and the connection mode of the sealing plug and the liquid injection hole is sliding connection.
Preferably, the one-way valve only allows gas to enter the reagent tank and the observation plate is made of acrylic glass.
Preferably, the fixing screw is provided in plurality.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, prevent drawing the cover through the setting, the protective sheath, the cable body, the thread core, reserve sinle silk, what made by the kevlar material prevents drawing the cover anti-cutting performance better, the stone that falls on the colliery is difficult to draw and prevents drawing the cover, thereby avoid preventing drawing the inside cable body of cover impaired, the intensity and the impact resistance of the protective sheath of making by polyformaldehyde plastics simultaneously are all higher, can bear the impact force that the stone that falls produced, avoid inside thread core and reserve sinle silk to take place to damage, the cable simple structure for the coal mine that has solved present current, the cable overcoat can only play insulating effect, the cable overcoat is drawn easily to the stone that drops on the colliery, cause the problem that the sinle silk of cable inside damaged.
2. The utility model discloses in, through setting up reserve sinle silk, the sinle silk, when the sinle silk is impaired, can pass through reserve sinle silk transmission information and electric current, security when improving the cable and using.
3. The utility model discloses in, through setting up reagent groove, the intake pipe contains acidic hydrogen sulfide gas composition in the gas that the colliery produced, and when acidic hydrogen sulfide met the blue solution of thymol in the reagent groove, can make solution become yellow by the blue, according to the conversion degree of the blue solution colour of thymol, the workman can roughly estimate the concentration of hydrogen sulfide gas body in the coal mine air of department, calculates the content of the gas in the air of department through hydrogen sulfide gas body concentration.
Drawings
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;
fig. 3 is an enlarged view of the point B in fig. 1 according to the present invention.
In the figure: 1-cable body, 2-protective sleeve, 3-main wire core, 4-spare wire core, 5-main wire core groove, 6-spare wire core groove, 7-flame retardant sleeve, 8-insulating sleeve, 9-scratch-proof sleeve, 10-mounting bracket, 11-fixing screw, 12-reagent groove, 13-air inlet pipe, 14-one-way valve, 15-dust screen, 16-observation groove, 17-observation plate, 18-liquid injection hole and 19-sealing plug.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a cable for a coal mine comprises a cable body 1, wherein the cable body 1 comprises a protective sleeve 2, a main wire core 3 and a spare wire core 4, the protective sleeve 2 is made of polyformaldehyde plastic, a flame-retardant sleeve 7 is made of organic flame-retardant materials, the protective sleeve 2 made of polyformaldehyde plastic has strong strength and impact resistance and can protect the main wire core 3 and the spare wire core 4, a main wire core groove 5 is formed in the protective sleeve 2 at the position of the main wire core 3, a spare wire core groove 6 is formed in the protective sleeve 2 at the position of the spare wire core 4, the flame-retardant sleeve 7 is fixedly connected to the protective sleeve 2, an insulating sleeve 8 is fixedly connected to one side, away from the protective sleeve 2, of the flame-retardant sleeve 7, an anti-scratch sleeve 9 is fixedly connected to the insulating sleeve 8, the anti-scratch sleeve 9 is made of Kevlar materials, the insulating sleeve 8 is made of insulating rubber, the anti-scratch sleeve 9 made of the Kevlar materials has strong, prevent drawing fixedly connected with installing support 10 on cover 9, the equal fixedly connected with set screw 11 in both sides that just is located cable body 1 on the installing support 10, set screw 11 is provided with a plurality ofly, reagent groove 12 has been seted up to the top center department of installing support 10, the connected mode that has the blue solution of thymol and sealing plug 19 and annotate liquid hole 18 in the storage of reagent groove 12 is sliding connection, the top fixedly connected with intake pipe 13 of reagent groove 12 left side center department, the left side fixedly connected with check valve 14 that just is located reagent groove 12 in the intake pipe 13, check valve 14 only allows gas to get into in reagent groove 12 and observation plate 17 is made by ya keli glass, in the intake pipe 13 and keep away from check valve 14 position department fixedly connected with dust screen 15, observation groove 16 has been seted up to the top in reagent groove 12, fixedly connected with observation plate 17 in the observation groove 16, liquid hole 18 has been seted up to reagent groove 12 right side, annotate the.
The utility model discloses work flow: when the cable is used, the cable body 1 is fixed in a coal mine through the fixing screw 11, when stones fall from the coal mine, the scratch-proof sleeve 9 made of Kevlar materials has strong cutting resistance, the cable body 1 can be prevented from being damaged after the stones scratch the insulating sleeve 8, meanwhile, the protective sleeve 2 made of polyformaldehyde plastics has high strength and impact resistance, the protective sleeve can play a good role in protecting the main wire core 3 and the standby wire core 4, the main wire core 3 and the standby wire core 4 are prevented from being damaged due to the impact of falling stones, meanwhile, gas generated in the coal mine can enter the collecting tank 12, the gas containing hydrogen sulfide gas can be acidic after entering the solution, the thymol blue solution can be converted into blue and yellow under the acidic condition, the thymol blue solution can be completely converted into yellow along with the improvement of the concentration of the hydrogen sulfide gas, and workers can observe the color conversion degree of the thymol blue solution, the concentration of hydrogen sulfide gas in the air is roughly estimated, and the content of gas in the air is estimated according to the concentration of the hydrogen sulfide gas, so that workers can know the content of the gas in the air.
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 (6)
1. The utility model provides a cable for coal mine, includes cable body (1), its characterized in that: the cable comprises a cable body (1) and is characterized in that the cable body (1) comprises a protective sleeve (2), a main wire core groove (5) is formed in the position of the main wire core (3) in the protective sleeve (2), a spare wire core groove (6) is formed in the position of the spare wire core (4) in the protective sleeve (2), a flame-retardant sleeve (7) is fixedly connected onto the protective sleeve (2), an insulating sleeve (8) is fixedly connected onto one side, away from the protective sleeve (2), of the flame-retardant sleeve (7), a scratch-proof sleeve (9) is fixedly connected onto the insulating sleeve (8), a mounting bracket (10) is fixedly connected onto the scratch-proof sleeve (9), fixing screws (11) are fixedly connected onto two sides, located on the cable body (1), of the mounting bracket (10), a reagent groove (12) is formed in the center of the top of the mounting bracket (10), and an air inlet pipe (13) is fixedly connected onto the center of the left side of the reagent, the utility model discloses a reagent storage tank, including intake pipe (13), and be located left side fixedly connected with check valve (14) of reagent groove (12), in intake pipe (13) and keep away from check valve (14) position fixedly connected with dust screen (15), observation groove (16) have been seted up to the top in reagent groove (12), fixedly connected with observation board (17) in observation groove (16), liquid hole (18) have been seted up on reagent groove (12) right side, be provided with sealing plug (19) in annotating liquid hole (18).
2. The coal mine cable according to claim 1, wherein: the protective sleeve (2) is made of polyformaldehyde plastic, and the flame-retardant sleeve (7) is made of an organic flame-retardant material.
3. The coal mine cable according to claim 1, wherein: the scratch-proof sleeve (9) is made of Kevlar materials, and the insulating sleeve (8) is made of insulating rubber.
4. The coal mine cable according to claim 1, wherein: the reagent tank (12) is stored with thymol blue solution and the connection mode of the sealing plug (19) and the liquid injection hole (18) is sliding connection.
5. The coal mine cable according to claim 1, wherein: the one-way valve (14) only allows gas to enter the reagent tank (12) and the observation plate (17) is made of acrylic glass.
6. The coal mine cable according to claim 1, wherein: the fixing screws (11) are provided in plurality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021052235.2U CN212032711U (en) | 2020-06-10 | 2020-06-10 | Cable for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021052235.2U CN212032711U (en) | 2020-06-10 | 2020-06-10 | Cable for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212032711U true CN212032711U (en) | 2020-11-27 |
Family
ID=73477177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021052235.2U Active CN212032711U (en) | 2020-06-10 | 2020-06-10 | Cable for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212032711U (en) |
-
2020
- 2020-06-10 CN CN202021052235.2U patent/CN212032711U/en active Active
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