CN206893328U - Underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable - Google Patents
Underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable Download PDFInfo
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- CN206893328U CN206893328U CN201720641452.7U CN201720641452U CN206893328U CN 206893328 U CN206893328 U CN 206893328U CN 201720641452 U CN201720641452 U CN 201720641452U CN 206893328 U CN206893328 U CN 206893328U
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- underground coal
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- 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
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Abstract
It the utility model is related to a kind of underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable, the semiconductive band lapping layer that is set gradually from inside to outside including cable core and outside cable core, inner restrictive coating, belting layer in semiconductive, belting layer, inner liner, braiding enhancement layer, oversheath outside semiconductive, three monitoring cores are provided between belting layer outside belting layer and semiconductive in semiconductive；Cable core includes three cores, and packed layer is provided between three cores and semiconductive band lapping layer；Core is made up of conductor, separation layer, conductor shield, insulating barrier, insulation screen, braiding layer successively from inside to outside.The utility model is applied to the environment of underground coal mine, service life length, has softness, oil resistant, tear-proof and excellent mechanical performance and excellent fire resistance, can meet the needs of practical application well.
Description
Technical field
The utility model belongs to field of cable technology, and in particular to a kind of underground coal mine mobile equipment uses shielding monitoring type rubber
Sleeve flexible cable.
Background technology
Coal is the main energy sources in China, closely related with economic construction and people's daily life.To ensure energy resource supply,
The high speed development of economic construction is maintained, the yield of coal in China is every year with more than 8% speed rapid growth.Mining rubber set electricity
Cable is the indispensable auxiliary products of coal industry, is called " blood vessel " and " nerve " of Coal Industrial.With mining technique
Constantly progressive, the coal mine cable demand with specific use and high performance index is increased sharply, and underground coal mine mobile equipment is used
Shield the connecting line that monitoring type rubber sleeve flexible cable transmits as mobile device electric power and signal.Before mobile device need to being followed during work
Left and right moves back and forth afterwards, and cable is subjected to serious dilatory, extruding, curved amiable torsion and the impact of coal cinder, due to using
Bad environments, the service life of cable are very of short duration.Often come into operation tens of days even several weeks will break down, cause to move
The shut-down of dynamic equipment, mined and driving is normally carried out so as to directly affect.
Utility model content
For above-mentioned problems of the prior art, the purpose of this utility model is that providing one kind can avoid the occurrence of
State the underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable of technological deficiency.
In order to realize above-mentioned purpose of utility model, the technical scheme that the utility model is provided is as follows：
A kind of underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable, including cable core and outside cable core from inside to outside
The semiconductive band lapping layer that sets gradually, inner restrictive coating, belting layer, semiconductive outer belting layer, inner liner, braiding in semiconductive
Enhancement layer, oversheath, three monitoring cores are provided between belting layer outside belting layer and semiconductive in semiconductive；Cable core includes
Three cores, packed layer is provided between three cores and semiconductive band lapping layer；Core from inside to outside successively by conductor, every
Absciss layer, conductor shield, insulating barrier, insulation screen, braiding layer are formed.
Further, stranding lay ratio≤12 of core.
Further, inner restrictive coating is EP rubbers inner sheath.
Further, inner liner is made up of chlorinated polyethylene rubber protective cover material.
Further, it is that high intensity aramid fiber weaves enhancement layer to weave enhancement layer.
Further, oversheath is chlorinated polyethylene rubber oversheath.
Further, the conductor uses tin plating soft copper conductor.
Further, insulating barrier is made up of high-performance EP rubbers.
Further, the packed layer is semiconducting filler material.
Underground coal mine mobile equipment provided by the utility model shielding monitoring type rubber sleeve flexible cable, is mainly used in specified electricity
The power supply connection of 3.6/6kv underground moving transformer and similar devices is pressed, suitable for the environment of underground coal mine, service life
It is long, there is softness, oil resistant, tear-proof and excellent mechanical performance, particularly excellent fire resistance, can guarantee that in coal mine
Raw concrete on fire is issued, flame is not spread, and work can be maintained in a short time, to ensure control, electric power, monitoring, guiding
And warning system maintains normally to use function, can ensure that the evacuation of personnel, is minimized by damage, prevents accident
Expand, protect the safety of coal mine, the needs of practical application can be met well.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure, 1- cores, 1-1- conductors, 1-2- separation layers, 1-3- conductor shields, 1-4- insulating barriers, 1-5- insulation screens
Cover layer, 1-6- braiding layers, 2- semiconductive lapping layers, 3- inner restrictive coatings, belting layer in 4- semiconductives, 5- monitoring cores, 6- partly leads
The outer belting layer of electricity, 7- inner liners, 8- braiding enhancement layers, 9- oversheaths, 10- packed layers.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with the accompanying drawings and specifically
Embodiment is described further to the utility model.It should be appreciated that specific embodiment described herein is only explaining this reality
With new, it is not used to limit the utility model.Based on the embodiment in the utility model, those of ordinary skill in the art are not having
There is the every other embodiment made and obtained under the premise of creative work, belong to the scope of the utility model protection.
As shown in figure 1, a kind of underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable, including cable core and in cable core
The outer semiconductive band lapping layer 2 set gradually from inside to outside, extrude inner restrictive coating 3, be belting layer 4 in wrapped semiconductive, wrapped
The outer belting layer 6 of semiconductive, inner liner 7, braiding enhancement layer 8, oversheath 9, the belting layer outside belting layer 4 and semiconductive in semiconductive
Three monitoring cores 5 are provided between 6；Cable core includes three cores 1, is set between three cores 1 and semiconductive band lapping layer 2
It is equipped with packed layer 10；Core 1 from inside to outside successively by conductor 1-1, separation layer 1-2, conductor shield 1-3, insulating barrier 1-4, absolutely
Edge screen layer 1-5, braiding layer 1-6 are formed；Braiding layer 1-6 is metal/fiber braiding layer.The stranding lay ratio of core 1 is not more than
12。
Inner restrictive coating 3 is EP rubbers inner sheath.
Inner liner 7 is made up of chlorinated polyethylene rubber protective cover material；
It is that high intensity aramid fiber weaves enhancement layer to weave enhancement layer 8；
Oversheath 9 is chlorinated polyethylene rubber oversheath.
The conductor 1-1 uses tin plating soft copper conductor.It is wrapped using semi-conductive tape outside conductor 1-1, make it have excellent
Electrical property and softness；
The insulating barrier 1-4 is made up of high-performance EP rubbers, and the conductor shield 1-3, insulation shielding 1-5 are half
Electric conductor shielding material, employs conductor shielding, insulation and the three-layer co-extruded technique of insulation shielding；
The braiding layer 1-6 uses metal/fiber weave structure, and is used as wire core；
The packed layer 10 is semiconducting filler material；
Three monitoring cores 5 are spaced 120 degree two-by-two, are uniformly stranded in belting layer 4 and the outer belting layer 6 of semiconductive in semiconductive
Between, the twisted lay ratio of 3 monitoring cores 5 is not more than 12.
The utility model has following advantages：
1st, it is three-layer co-extruded to employ conductor shielding, insulation and insulation shielding for the utility model, and insulation shielding is designed as
The combination shielding construction pattern that shielding is combined with braided metal/fiber is extruded, and is used as wire core.Using metal/fibre
Braiding structure is tieed up, it is low both to have maintained metal knitted elongation percentage, deforms the advantages of small, serves the dual of shielding and route protection again
Effect, and effectively reduce the external diameter of cable.
2nd, insulating barrier 1-4 of the present utility model is made of the higher EP rubbers of temperature resistant grade, reduce it is alternate or
Ground leakage current, the water preventing ability of insulating barrier is added, ensure that cable being capable of long-term normal operation in the wet environment of underground.This
The insulating barrier 1-4 of utility model, packed layer 10, semiconductive lapping layer 2, belting layer 4, the outer and of belting layer 6 of semiconductive in semiconductive
Oversheath 9, inner liner 7, inner restrictive coating 3 etc. are made of LSOH anti-flaming material, ensure that the low smoke, zero halogen resistance of cable
Performance is fired, product meets the requirements of single vertical burning, bunchy burning and load combustion experiment.
3rd, the utility model is provided with monitoring core 5, and its effect is that monitoring circuit is formed together with the ground connection core of cable,
With the continuous monitoring for the ground system integrity that achieves a butt joint, when cable is by extrinsic damage, when ground connection core is broken, pass through prison
Change depending on loop D.C. resistance causes the action for monitoring protector, cuts off the electricity supply in time, it is ensured that downhole safety.
4th, the utility model is provided with one layer of braiding enhancement layer 8 between inner liner 7 and oversheath 9, improves whole electricity
The tensile strength of cable；To improve the integraty of inner liner, braiding enhancement layer and oversheath, when formulating 7 sulfuration process of inner liner,
State of cure (vulcanization) is controlled between 40%-60%, so during the braiding of braiding enhancement layer 8, aramid fiber is easily in insertion
In lining 7, complete cure is carried out during crowded oversheath 9, inner liner 7 so ensures that equivalent to 2 vulcanizations have been carried out
Inner liner 7, braiding enhancement layer 8 and oversheath 9 combine together, improve overall tensile strength, can eliminate or reduce cable
Stress when reversing, improve the service life of cable.
5th, the utility model employs fire-retardant chlorinated polyethylene sheath rubber, has excellent weather resisteant, resistance to ozone, resistance toization
Medicine and ageing-resistant performance are learned, there is good oil resistivity, anti-flammability and tinctorial property.Toughness well (still has flexible at -30 DEG C
Property), there is good compatibility with other high polymer materials.
6th, the power supply of underground moving transformer and similar devices that the utility model is mainly used in rated voltage 3.6/6kv connects
Connect, there is softness, oil resistant, tear-proof, and excellent mechanical performance, particularly excellent fire resistance, can guarantee that in colliery
Concrete on fire occurs for underground, flame is not spread, and can maintain work in a short time, to ensure control, electric power, monitor, lead
Draw and warning system maintains normally to use function, can ensure that the evacuation of personnel, be minimized by damage, prevent accident
Expansion, protect the safety of coal mine.
Embodiment described above only expresses embodiment of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as.It should be pointed out that the ordinary skill for this area
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection domain of utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (9)
1. a kind of underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable, it is characterised in that including cable core and in cable core
The outer semiconductive band lapping layer set gradually from inside to outside, inner restrictive coating, belting layer in semiconductive, the outer belting layer of semiconductive,
Inner liner, braiding enhancement layer, oversheath, it is provided with three monitoring lines outside belting layer and semiconductive between belting layer in semiconductive
Core；Cable core includes three cores, and packed layer is provided between three cores and semiconductive band lapping layer；Core from inside to outside according to
It is secondary to be made up of conductor, separation layer, conductor shield, insulating barrier, insulation screen, braiding layer.
2. underground coal mine mobile equipment according to claim 1 shielding monitoring type rubber sleeve flexible cable, it is characterised in that line
Stranding lay ratio≤12 of core.
3. underground coal mine mobile equipment according to claim 1 shielding monitoring type rubber sleeve flexible cable, it is characterised in that interior
Restrictive coating is EP rubbers inner sheath.
4. underground coal mine mobile equipment according to claim 1 shielding monitoring type rubber sleeve flexible cable, it is characterised in that interior
Lining is made up of chlorinated polyethylene rubber protective cover material.
5. underground coal mine mobile equipment according to claim 1 shielding monitoring type rubber sleeve flexible cable, it is characterised in that compile
Knit enhancement layer and weave enhancement layer for high intensity aramid fiber.
6. underground coal mine mobile equipment according to claim 1 shielding monitoring type rubber sleeve flexible cable, it is characterised in that outer
Sheath is chlorinated polyethylene rubber oversheath.
7. underground coal mine mobile equipment according to claim 1 shielding monitoring type rubber sleeve flexible cable, it is characterised in that institute
State conductor and use tin plating soft copper conductor.
8. underground coal mine mobile equipment according to claim 1 shielding monitoring type rubber sleeve flexible cable, it is characterised in that absolutely
Edge layer is made up of high-performance EP rubbers.
9. underground coal mine mobile equipment according to claim 1 shielding monitoring type rubber sleeve flexible cable, it is characterised in that institute
It is semiconducting filler material to state packed layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641452.7U CN206893328U (en) | 2017-06-05 | 2017-06-05 | Underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641452.7U CN206893328U (en) | 2017-06-05 | 2017-06-05 | Underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206893328U true CN206893328U (en) | 2018-01-16 |
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ID=61320155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720641452.7U Active CN206893328U (en) | 2017-06-05 | 2017-06-05 | Underground coal mine mobile equipment shielding monitoring type rubber sleeve flexible cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206893328U (en) |
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2017
- 2017-06-05 CN CN201720641452.7U patent/CN206893328U/en active Active
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