CN113488233B - Mobile metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for coal mine - Google Patents
Mobile metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for coal mine Download PDFInfo
- Publication number
- CN113488233B CN113488233B CN202110624272.9A CN202110624272A CN113488233B CN 113488233 B CN113488233 B CN 113488233B CN 202110624272 A CN202110624272 A CN 202110624272A CN 113488233 B CN113488233 B CN 113488233B
- Authority
- CN
- China
- Prior art keywords
- conductor
- heat insulation
- diamond
- layer
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/228—Metal braid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The invention discloses a movable metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for a coal mine, which belongs to the field of cables and comprises a power wire core conductor, a grounding detection wire conductor and a ground wire conductor, wherein the power wire core conductor shielding layer, a power wire core insulating layer and a power wire core insulating shielding layer are sequentially arranged on the outer side of the power wire core conductor from inside to outside, the grounding detection wire conductor insulating layer is arranged on the outer side of the grounding detection wire conductor, the power wire core conductor, the grounding detection wire conductor and the ground wire conductor are all arranged on the inner side of an inner sheath, a monitoring layer, a first reinforcing layer, a second reinforcing layer and an outer sheath are sequentially arranged on the outer side of the inner sheath from inside to outside, a diamond-shaped heat insulation cavity is arranged in the second reinforcing layer, and a communication cavity is arranged between any adjacent diamond-shaped heat insulation cavities.
Description
Technical Field
The invention relates to the field of cables, in particular to a movable metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for a coal mine.
Background
Coal is a main energy source in China and is closely related to economic construction and daily life of people. In order to ensure energy supply and maintain the high-speed development of economic construction, the exploitation amount of coal in China is rapidly increased by more than 8% each year. The rubber jacketed cable for the mine is an indispensable matching product in the coal industry, and is self-evident as a blood vessel and a nerve in the coal industry. With the continuous progress of mining technology, the requirements of coal mines on cables are increasing.
Along with the improvement of the mechanization degree of coal mine enterprises, the requirements of the coal mine industries on various mining cables are continuously increased, and in order to ensure the coal mining safety, higher requirements are put on the safety and reliability of the cables for various purposes. The mining movable metal shielding monitoring rubber jacketed flexible cable has good flexibility, and also has the characteristics of ultraviolet resistance, flexibility resistance, low temperature resistance, abrasion resistance and the like, and most cables produced in the current market are not high-temperature resistant, and have poor tear resistance and ultraviolet resistance, so that the service life of the cables is influenced. Therefore, the movable metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for the coal mine is provided.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to solve the technical problem of providing a movable metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for a coal mine, which can effectively solve the problems of low high temperature resistance, easy tearing and poor ultraviolet resistance of the cable.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides a colliery is with removal metal shield monitoring package braid enhancement mode rubber jacketed flexible cable, includes power core conductor, ground connection detection line conductor and ground wire conductor, power core conductor outside is equipped with power core conductor shielding layer, power core insulating layer and power core insulating shielding layer from inside to outside in proper order, ground connection detection line conductor outside is equipped with ground connection detection line conductor insulating layer, power core conductor, ground connection detection line conductor and ground wire conductor all locate the inner sheath inboard, the inner sheath outside is equipped with monitoring layer, first enhancement layer, second enhancement layer and oversheath from inside to outside in proper order;
the second reinforcing layer consists of 30-50 parts of polyvinyl chloride resin, 10-15 parts of crosslinked polyethylene, 20-30 parts of chloroprene rubber, 10-30 parts of epoxy resin, 10-35 parts of aluminum silicate ceramic fiber, 1-2 parts of curing agent, 1-2 parts of anticracking agent and 20-40 parts of glass fiber according to the weight ratio, and a diamond-shaped heat insulation cavity is arranged in the second reinforcing layer, and a communication cavity is arranged between any adjacent diamond-shaped heat insulation cavities;
preferably, the inner side of the power wire core conductor is provided with a steel wire reinforcing core, and the steel wire reinforcing core is in rolling contact with the outer side of the power wire core conductor.
Preferably, the diamond-shaped heat insulation cavity is diamond-shaped, and the diamond-shaped heat insulation cavity is communicated with the communicating cavity.
Preferably, the diamond-shaped heat insulation cavity and the communicating cavity are formed by casting a second reinforcing layer through a die.
Preferably, the first reinforcing layer may be formed by wire wrapping or wire braiding.
3. Advantageous effects
(1) According to the invention, the power wire core conductor, the ground wire conductor and the ground detection wire conductor are arranged in the inner sheath through the second reinforcing layer, the monitoring layer, the second reinforcing layer and the outer sheath which are sequentially arranged outside the inner sheath, the diamond-shaped heat insulation cavity is arranged in the second reinforcing layer, any adjacent heat insulation cavities are communicated through the communication cavity, the diamond-shaped heat insulation cavity is arranged, when the cable is exposed to high temperature, the vibration amplitude of air particles in the diamond-shaped heat insulation cavity is increased, the diamond-shaped heat insulation cavity on one side of the cable is expanded, the volume of the diamond-shaped heat insulation cavity is gradually increased along with the continuous increase of the temperature, heat is conducted to one side of the cable which is not exposed to sunlight through the communication cavity, and then the heat insulation effect on the cable is achieved as a vacuum heat insulation cavity, so that the damage probability of the cable core is reduced due to the high temperature exposure of the cable is improved, the high temperature resistance of the cable is improved, the ultraviolet resistance is improved, and the cable also has a certain effect due to the proportion of different raw materials of the second reinforcing layer, and the application range of the cable is improved.
(2) According to the invention, the steel wire reinforcing cores are arranged between the power wire core conductors, so that the extrusion amount between the adjacent power wire core conductors is reduced, the stable use effect of the power wire core conductors is ensured, and meanwhile, the built-in steel wire reinforcing cores always keep contact with the power wire core conductors in the process that the cable is pulled, so that the pulling force born by the wire core conductors can be shared, and the effect of improving the tensile property of the cable is achieved.
Drawings
FIG. 1 is a schematic illustration of a main section of the structure of the present invention;
FIG. 2 is a schematic view of a second reinforcing layer according to the present invention.
Reference numerals: 1. a power core conductor; 2. a power wire core conductor shielding layer; 3. a power wire core insulating layer; 4. a power wire core insulating shielding layer; 5. a ground detection line conductor; 6. a ground detection line conductor insulating layer; 7. a ground wire conductor; 8. an inner sheath; 9. a second reinforcing layer, 10, a monitoring layer; 11. an outer sheath; 12 steel wire reinforced core; 13 diamond-shaped heat insulation cavities; 14 communicates with the cavity, 15 the first reinforcing layer.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-2, an embodiment of the present invention is provided: the utility model provides a colliery is with removal metal shield monitoring around package and weaves strenghthened type rubber jacketed flexible cable, includes power conductor 1, ground connection detection line conductor 5 and ground wire conductor 7, power conductor 1 outside is equipped with power conductor shielding layer 2, power conductor insulating layer 3 and power conductor insulating shielding layer 4 from inside to outside in proper order, the ground connection detection line conductor 5 outside is equipped with ground connection detection line conductor insulating layer 6, power conductor 1, ground connection detection line conductor 5 and ground wire conductor 7 all locate the inner sheath 8 inboard, the inner sheath 8 outside is equipped with monitor layer 10, first enhancement layer 15, second enhancement layer 9 and oversheath 11 from inside to outside in proper order, first enhancement layer 15 can be the mode processing of wire coiling package or wire rod braiding. The power conductor 1 inboard is equipped with the steel wire and strengthens the core 12, the setting of steel wire strengthens the core 12, has reduced the extrusion volume between the adjacent power conductor 1, has ensured the steady result of use of power conductor 1, and simultaneously, built-in steel wire strengthens the core 12, receives the in-process of pulling at the cable, and the steel wire strengthens the core 12 and remains the contact with power conductor 1 all the time, therefore, can share the pulling force that the cable bore, plays the effect that improves the pull resistance of cable, steel wire strengthens core 12 and power conductor 1 outside rolling contact.
The second reinforcing layer 9 is composed of, by weight, 30-50 parts of polyvinyl chloride resin, 10-15 parts of crosslinked polyethylene, 20-30 parts of chloroprene rubber, 10-30 parts of epoxy resin, 10-35 parts of aluminum silicate ceramic fibers, 1-2 parts of a curing agent, 1-2 parts of an anticracking agent and 20-40 parts of glass fibers, specifically 35 parts of polyvinyl chloride resin, 12 parts of crosslinked polyethylene, 25 parts of chloroprene rubber, 20 parts of epoxy resin, 15 parts of aluminum silicate ceramic fibers, 1 part of a curing agent, 2 parts of an anticracking agent and 30 parts of glass fibers, the various raw materials are mixed and stirred and are processed and molded, in the process of processing and molding, the diamond-shaped heat insulation cavity 13 and the communicating cavity 14 are processed through a mold, and due to the proportion of different raw materials of the second reinforcing layer 9, the cable has a certain anticracking effect, the application range of the cable is improved, and the diamond-shaped heat insulation cavity 13 is arranged in the second reinforcing layer 9, and the heat insulation cavity 13 can be arranged in a plurality of the inside the diamond-shaped heat insulation cavity, when the cable is exposed to high temperature, the heat insulation cavity 13 is exposed to the air particles inside the diamond-shaped heat insulation cavity, the heat insulation cavity is damaged by the heat insulation cavity, the heat insulation cavity is formed by the diamond-insulation cavity 13, the heat insulation cavity is formed by the diamond-shaped heat insulation cavity, and the heat insulation cavity is connected with the diamond-insulation cavity 13, and the diamond-shaped heat insulation cavity is broken by the diamond-shaped cavity, and the heat insulation cavity 13 is connected with the diamond-shaped heat insulation cavity, and the heat insulation cavity 13 is formed by the diamond-insulating heat insulation cavity and the heat insulation cavity and has the heat insulation cavity and the heat insulation cavity is formed. The diamond-shaped heat insulation cavity 13 and the communicating cavity 14 are formed by casting the second reinforcing layer 9 through a die.
Working principle: this kind of colliery is with removal metal shield monitoring around package braided reinforcement formula rubber cover flexible cable, when the cable receives high temperature exposure, the vibration range of the inside air particle of diamond heat insulation chamber 13 increases, make the diamond heat insulation chamber 13 of sunshine irradiation side take place to expand on the cable, along with the continuous rising of temperature, diamond heat insulation chamber 13's volume increases gradually, conduct the heat to the cable one side that does not receive sunshine irradiation through intercommunication chamber 14, can enough disperse the heat of cable, play the effect to cable heat insulation with it as vacuum heat insulation chamber, can make diamond heat insulation chamber 13 increase again, make the cable have certain tensile effect, the high temperature exposure of cable has reduced the probability that takes place the cable core damage.
It will be appreciated by persons skilled in the art that the above embodiments are provided for illustration only and not for limitation of the invention, and that variations and modifications of the above described embodiments will fall within the scope of the claims of the invention as long as they fall within the true spirit of the invention.
Claims (2)
1. The utility model provides a colliery is with removal metal shield monitoring around package braided reinforcement formula rubber cover flexible cable which characterized in that: including power sinle silk conductor (1), ground connection detection line conductor (5) and ground wire conductor (7), its characterized in that: the power wire core conductor (1) is provided with a power wire core conductor shielding layer (2), a power wire core insulating layer (3) and a power wire core insulating shielding layer (4) from inside to outside in sequence, the ground detection wire conductor (5) is provided with a ground detection wire conductor insulating layer (6) from outside, the power wire core conductor (1), the ground detection wire conductor (5) and the ground wire conductor (7) are all arranged on the inner side of an inner sheath (8), and the outer side of the inner sheath (8) is provided with a monitoring layer (10), a first reinforcing layer (15), a second reinforcing layer (9) and an outer sheath (11) from inside to outside in sequence;
the second reinforcing layer (9) consists of, by weight, 30-50 parts of raw material polyvinyl chloride resin, 10-15 parts of crosslinked polyethylene, 20-30 parts of chloroprene rubber, 10-30 parts of epoxy resin, 10-35 parts of aluminum silicate ceramic fiber, 1-2 parts of curing agent, 1-2 parts of anticracking agent and 20-40 parts of glass fiber, and a diamond-shaped heat insulation cavity (13) is arranged in the second reinforcing layer (9), and a communication cavity (14) is arranged between any adjacent diamond-shaped heat insulation cavities (13);
the diamond-shaped heat insulation cavity (13) is diamond-shaped, and the diamond-shaped heat insulation cavity (13) is communicated with the communicating cavity (14)
The diamond-shaped heat insulation cavity (13) and the communication cavity (14) are formed by casting a second reinforcing layer (9) through a die;
the inner side of the power wire core conductor (1) is provided with a steel wire reinforcing core (12), and the steel wire reinforcing core (12) is in rolling contact with the outer side of the power wire core conductor (1).
2. The mobile metal shielding monitoring wrap-around braided reinforced rubber jacketed flexible cable for coal mines as set forth in claim 1, wherein: the first reinforcing layer (15) can be processed by a wire wrapping mode or a wire braiding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110624272.9A CN113488233B (en) | 2021-06-04 | 2021-06-04 | Mobile metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110624272.9A CN113488233B (en) | 2021-06-04 | 2021-06-04 | Mobile metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for coal mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113488233A CN113488233A (en) | 2021-10-08 |
| CN113488233B true CN113488233B (en) | 2023-08-18 |
Family
ID=77934579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110624272.9A Active CN113488233B (en) | 2021-06-04 | 2021-06-04 | Mobile metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113488233B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3911978A1 (en) * | 1988-08-10 | 1990-02-15 | Felten & Guilleaume Energie | Telecommunication cable - has copper conductors for high mechanical stresses to meet all safety conditions for power cables |
| CN105801944A (en) * | 2016-03-25 | 2016-07-27 | 安徽瑞侃电缆科技有限公司 | Inflaming-retarding tear-resisting fireproof cable material |
| CN209515243U (en) * | 2019-03-20 | 2019-10-18 | 上海元一电子有限公司 | A kind of flame retardant automotive harness |
| CN211628726U (en) * | 2019-10-08 | 2020-10-02 | 上海蓝昊电气江苏有限公司 | Monitoring type medium-voltage rubber jacketed flexible cable with grounding detection line |
-
2021
- 2021-06-04 CN CN202110624272.9A patent/CN113488233B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3911978A1 (en) * | 1988-08-10 | 1990-02-15 | Felten & Guilleaume Energie | Telecommunication cable - has copper conductors for high mechanical stresses to meet all safety conditions for power cables |
| CN105801944A (en) * | 2016-03-25 | 2016-07-27 | 安徽瑞侃电缆科技有限公司 | Inflaming-retarding tear-resisting fireproof cable material |
| CN209515243U (en) * | 2019-03-20 | 2019-10-18 | 上海元一电子有限公司 | A kind of flame retardant automotive harness |
| CN211628726U (en) * | 2019-10-08 | 2020-10-02 | 上海蓝昊电气江苏有限公司 | Monitoring type medium-voltage rubber jacketed flexible cable with grounding detection line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113488233A (en) | 2021-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202996379U (en) | Multifunctional large-section mine-used mobile metal shielded soft cable | |
| CN203573691U (en) | Monitoring type electric vehicle charging cable | |
| CN113488233B (en) | Mobile metal shielding monitoring wrapping braided reinforced rubber jacketed flexible cable for coal mine | |
| CN209461188U (en) | A kind of underwater robot cable | |
| CN208637203U (en) | A kind of big section power transmission spring cable | |
| CN201421729Y (en) | Novel mine-used movable cable | |
| CN201886805U (en) | Control wire core in mine cable and mine cable containing same | |
| CN215183192U (en) | Wear-resistant cable | |
| CN204857223U (en) | Novel mining removal rubber flexible cable | |
| CN205900131U (en) | Gas protection electric welding cable for robot | |
| CN204904857U (en) | Shield constructs electromechanical cable | |
| CN204315253U (en) | A kind of reinforcement tensile moving flat flexible cable | |
| CN108511125A (en) | A kind of big cross section metal shielded flexible cable of mobile device | |
| CN210805305U (en) | High-temperature-resistant metallurgical vehicle-mounted flexible cable | |
| CN204440924U (en) | Subway communication pair twist shielded type cable | |
| CN204463936U (en) | Novel computer transmission cable | |
| CN206758182U (en) | A kind of aviation life saving system special type signal transmission cable | |
| CN207503679U (en) | A kind of frequency conversion electric appliance soft rubber cable | |
| CN210349401U (en) | Low-loss reinforced waterproof overhead insulated cable | |
| CN201514798U (en) | Light control cable capable of being repeatedly taken-up and released | |
| CN110675984B (en) | High-temperature-resistant metallurgical vehicle-mounted flexible cable and production process thereof | |
| CN220155227U (en) | Stretch-break resistant engineering cable | |
| CN216562524U (en) | K1-grade water-cooling cable for nuclear power station | |
| CN217767886U (en) | Copper-core ethylene-propylene rubber insulated cold-resistant torsion-resistant flame-retardant wind power generation cable | |
| CN217588462U (en) | Novel synthesize and drag order cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |