CN209487199U - A kind of mineral insulating flexible flame retardant cable - Google Patents
A kind of mineral insulating flexible flame retardant cable Download PDFInfo
- Publication number
- CN209487199U CN209487199U CN201920319602.1U CN201920319602U CN209487199U CN 209487199 U CN209487199 U CN 209487199U CN 201920319602 U CN201920319602 U CN 201920319602U CN 209487199 U CN209487199 U CN 209487199U
- Authority
- CN
- China
- Prior art keywords
- layer
- flame retardant
- core
- insulating flexible
- mineral insulating
- 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
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model proposes a kind of mineral insulating flexible flame retardant cables, including cable core, cable core includes more mutually twisted cores, core includes conductor, conductor outside surfaces are successively arranged Ceramic silicon rubber layer, the first mica layer, wire braid and the second mica layer from inside to outside, it is successively arranged the first glass braiding layer, buffer layer, the second glass braiding layer, ripple copper pipe and external sheath layer from inside to outside outside cable core, mineral powder mud is filled between cable core and the first glass braiding layer.The utility model proposes a kind of mineral insulating flexible flame retardant cable, structure is simple, flexible, anti-flammability with higher.
Description
Technical field
The utility model relates to field of cable technology, and in particular to a kind of mineral insulating flexible flame retardant cable.
Background technique
Mineral insulated cable be have high conductivity copper make conductor, electrician with magnesia powder insulate and anaerobic dephosphorization copper pipe sheath
The inorganic matter cable constituted.The inorganic material applied in mineral insulated cable, it is ensured that cable has stability, service life long
And fire resistance.But present mineral insulated cable, it is flexible insufficient.
Utility model content
Technical problems based on background technology, the utility model proposes a kind of mineral insulating flexible flame retardant cable.
The utility model proposes a kind of mineral insulating flexible flame retardant cable, including cable core, cable core includes more and mutually twists
The core of conjunction, core include conductor, and conductor outside surfaces are successively arranged Ceramic silicon rubber layer, the first mica layer, gold from inside to outside
Belong to silk braiding layer and the second mica layer, is successively enclosed with the first glass braiding layer, buffer layer, the second glass outside cable core from inside to outside
Braiding layer, ripple copper pipe and external sheath layer are filled with mineral powder mud between cable core and the first glass braiding layer.
Further, the first mica layer includes multilayer mica tape wrapping layer, adjacent Mica tape layer lapping direction phase
Instead.
Further, the second mica layer includes multilayer mica tape wrapping layer, adjacent Mica tape layer lapping direction phase
Instead.
Further, buffer layer includes multiple stretch cords, and multiple stretch cords uniformly divide along the first glass braiding layer outer surface
Cloth, stretch cord extend along the length direction of cable core, are equipped with several elastic force blocks between adjacent stretch cord, several elastic force blocks are along cable
The length direction of core is sequentially distributed, and elastic force block and the stretch cord of its two sides lean.
Further, stretch cord is made of flame-retardant elastomer.
Further, elastic force block is made of flame-retardant elastomer.
Further, wire braid is woven using the tinned copper wire of annealing.
It further, further include strengthening core, strengthening core is arranged between more cores.
Further, external sheath layer is Ceramic silicon rubber layer.
Compared with prior art, the utility model has the following beneficial effects:
(1) by the Ceramic silicon rubber that is arranged in outside conductor, when meeting fire because of Ceramic silicon rubber can not only heat-insulated gear it is fiery,
And can cool down makes the temperature inside cable core far below external flame temperature, improves the anti-flaming thermal-insulation performance of the cable.
(2) it by setting gradually the first mica layer, wire braid and the second mica layer, is avoiding between each core
The high-temperature insulation performance and roundness and compactedness of the cable are improved while electromagnetic interference.
(3) by setting gradually the first glass braiding layer, buffer layer, the second glass braiding layer, be conducive to mineral powder mud
It is close sturdy, the roundness and compactedness of the cable are improved, while constituting a buffering group, there is biggish extending space,
The distortion resistance and flexibility of cable is effectively promoted.
(4) by setting ripple copper pipe, it is resistant to 1000 degree and following high temperature, improves the anti-flammability of the cable.
To sum up, the utility model proposes a kind of mineral insulating flexible flame retardant cable, structure is simple, with higher soft
Property, anti-flammability.
Detailed description of the invention
The utility model is above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and be readily appreciated that, in which:
Fig. 1 be the utility model proposes a kind of mineral insulating flexible flame retardant cable structural schematic diagram.
Fig. 2 be the utility model proposes a kind of mineral insulating flexible flame retardant cable in core structural schematic diagram.
Appended drawing reference: strengthening core 1, conductor 2, Ceramic silicon rubber layer 3, the first mica layer 4, wire braid 5, second
Mica layer 6, mineral powder mud 7, the first glass braiding layer 8, buffer layer 9, the second glass braiding layer 10, ripple copper pipe 11 and oversheath
Layer 12
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
Referring to Fig.1-2, the utility model proposes a kind of mineral insulating flexible flame retardant cable, including cable core, cable core include
More mutually twisted cores, core include conductor 2,2 outer surface of conductor be successively arranged from inside to outside Ceramic silicon rubber layer 3,
First mica layer 4, wire braid 5 and the second mica layer 6, cable core are successively enclosed with the first glass braiding layer from inside to outside outside
8, buffer layer 9, the second glass braiding layer 10, ripple copper pipe 11 and external sheath layer 12, are filled out between cable core and the first glass braiding layer 8
Filled with mineral powder mud 7.
In the utility model, Ceramic silicon rubber layer 3, the first mica are successively arranged by 2 outer surface of conductor from inside to outside
Layer 4, wire braid 5 and the second mica layer 6, Ceramic silicon rubber have excellent heat-proof quality and low temperature knot porcelain special
Point, when meeting fire Ceramic silicon rubber layer 4 can not only heat-insulated gear fire, and can cool down makes the temperature inside cable core far below external
Flame temperature, further improves the anti-flaming thermal-insulation performance of the cable, and wire braid 5 can avoid electromagnetism between each core
The roundness and compactedness of core can be improved in interference, the first mica layer 4 and the second mica layer 6 while high-temperature insulation；Mine
Object powder mud 7 is conducive to that cable core is avoided to shake, and improves the roundness and compactedness of cable core, can form fire prevention when mineral powder mud 7 meets fire
Wall, guarantee give up the cable and may continue to work；First glass braiding layer 8 can be tightly compacted by mineral powder mud 7, improves core
Roundness and compactedness, and not only insulation effect is good simultaneously also with good flame retardant property for glass fibre, can be avoided negative
Excessive cable is carried from the phenomenon that dye；First glass braiding layer 8, buffer layer 9, the second glass braiding layer 10 constitute one
Buffering group has biggish extending space, the distortion resistance and flexibility of cable is effectively promoted, extends the use of cable
Service life, ripple copper pipe 11 are conducive to improve the bending property of cable, are easy to use and manufacture, meet the production need of different length
It asks, external sheath layer 12 can improve the wear resistance and tear resistance energy of the cable.
In the present embodiment, the first mica layer 4 includes multilayer mica tape wrapping layer, and adjacent Mica tape layer is wrapped
It is contrary.Multilayer mica tape wrapping layer also has greatly ductility to guarantee the cable simultaneously with good insulating properties
Flexibility, the opposite adjacent Mica tape layer of lapping direction is conducive to improve the roundness and structural compactness of the cable.
In the present embodiment, the second mica layer 6 includes multilayer mica tape wrapping layer, and adjacent Mica tape layer is wrapped
It is contrary, be conducive to improve the flexibility of the cable, roundness and structural compactness.
In the present embodiment, buffer layer 9 includes multiple stretch cords 91, and multiple stretch cords 91 are along the first glass braiding layer 8
Outer surface is uniformly distributed, and stretch cord 91 extends along the length direction of cable core, is equipped with several elastic force between adjacent stretch cord 91
Block 92, several elastic force blocks 92 are sequentially distributed along the length direction of cable core, and elastic force block 92 and the stretch cord 91 of its two sides lean.
When any one stretch cord 91 receives extraneous pressure, stretch cord 91 is by elastic force block 92 by the pressure received to the bullet of two sides
Power rope 91 transmits, and so, it is possible that all stretch cords 91, elastic force block 92 is allowed to share pressure, can be carried out effectively buffering, drops
Low impact avoids generating cable crowded bad the phenomenon that damaging by pressure when bearing energetically, improves the flexibility of the cable.
It further carries out in mode, stretch cord 91 is made of flame-retardant elastomer, is conducive to increase the fireproofing of cable
Flame retardant property.It further carries out in mode, elastic force block 92 is made of flame-retardant elastomer, is conducive to increase the fireproofing of cable
Flame retardant property.
In the present embodiment, wire braid 5 using annealing tinned copper wire weave, favorably with increase the electricity
The flexibility of cable.
It in the present embodiment, further include strengthening core 1, strengthening core 1 is arranged between more cores, is conducive to increase the electricity
Cable tensile property.Specifically, strengthening core 1 is made of strengthening core insulating layer and wirerope, wirerope is equipped in strengthening core insulating layer.
In the present embodiment, external sheath layer 12 is Ceramic silicon rubber layer.Ceramic SiClx rubber has splendid fire prevention, resistance
Combustion, low cigarette, nontoxic, tasteless characteristic have good flexibility and elasticity and excellent moisture resistance and water absorption resistance, burning
Residue is hard ceramic shell afterwards, and hard shell is not molten in fire hazard environment and do not drip, make the cable in burning still
Can work a period of time, be suitable for any required fireproof place, in the case where guaranteeing fire condition power transmission it is unobstructed in play
Firm protective effect, and while burning, is more environmentally-friendly, does not generate toxic gas and smog.
In the present embodiment, external sheath layer 12 can also be the polyolefine material or thermoplastic polyurethane material of low smoke, zero halogen
Material is made.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.The meaning of " plurality " is at least two, such as two in the description of the present invention,
It is a, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element, unless otherwise restricted clearly.For the common skill of this field
For art personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (9)
1. a kind of mineral insulating flexible flame retardant cable, which is characterized in that including cable core, cable core includes more mutually twisted lines
Core, core include conductor (2), and conductor (2) outer surface is successively arranged Ceramic silicon rubber layer (3), the first mica layer from inside to outside
(4), wire braid (5) and the second mica layer (6), cable core are successively arranged the first glass braiding layer (8) from inside to outside outside, delay
Rush layer (9), the second glass braiding layer (10), ripple copper pipe (11) and external sheath layer (12), cable core and the first glass braiding layer (8)
Between be filled with mineral powder mud (7).
2. mineral insulating flexible flame retardant cable according to claim 1, which is characterized in that the first mica layer (4) includes more
Stratus master tape wrapping layer, adjacent Mica tape layer lapping direction are opposite.
3. mineral insulating flexible flame retardant cable according to claim 1, which is characterized in that the second mica layer (6) includes more
Stratus master tape wrapping layer, adjacent Mica tape layer lapping direction are opposite.
4. mineral insulating flexible flame retardant cable according to claim 1, which is characterized in that buffer layer (9) includes multiple bullets
Power rope (91), multiple stretch cords (91) are uniformly distributed along first glass braiding layer (8) outer surface, length of the stretch cord (91) along cable core
It spends direction to extend, is equipped with several elastic force blocks (92), length of several elastic force blocks (92) along cable core between adjacent stretch cord (91)
Degree direction is sequentially distributed, and elastic force block (92) and the stretch cord (91) of its two sides lean.
5. mineral insulating flexible flame retardant cable according to claim 4, which is characterized in that stretch cord (91) is by fire retardant elastic
Material is made.
6. mineral insulating flexible flame retardant cable according to claim 4, which is characterized in that elastic force block (92) is by fire retardant elastic
Material is made.
7. mineral insulating flexible flame retardant cable according to claim 1, which is characterized in that wire braid (5) uses
The tinned copper wire of annealing weaves.
8. mineral insulating flexible flame retardant cable according to claim 1, which is characterized in that further include strengthening core (1), reinforce
Core (1) is arranged between more cores.
9. mineral insulating flexible flame retardant cable according to claim 1, which is characterized in that external sheath layer (12) is ceramic
Silastic-layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920319602.1U CN209487199U (en) | 2019-03-13 | 2019-03-13 | A kind of mineral insulating flexible flame retardant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920319602.1U CN209487199U (en) | 2019-03-13 | 2019-03-13 | A kind of mineral insulating flexible flame retardant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209487199U true CN209487199U (en) | 2019-10-11 |
Family
ID=68134382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920319602.1U Active CN209487199U (en) | 2019-03-13 | 2019-03-13 | A kind of mineral insulating flexible flame retardant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209487199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113362995A (en) * | 2021-06-10 | 2021-09-07 | 安徽天康(集团)股份有限公司 | Mineral insulation carbon fiber reinforced flexible cable |
-
2019
- 2019-03-13 CN CN201920319602.1U patent/CN209487199U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113362995A (en) * | 2021-06-10 | 2021-09-07 | 安徽天康(集团)股份有限公司 | Mineral insulation carbon fiber reinforced flexible cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201142245Y (en) | Novel flame-proof fire resistant cable | |
| CN203882678U (en) | High temperature resistant tear-resistant flexible cable | |
| CN201910284U (en) | Novel buggy ladle cable | |
| CN105913917A (en) | Silicone rubber light-type fireproof ship flexible cable | |
| CN204834092U (en) | Flexible fire -proof cable | |
| CN209487199U (en) | A kind of mineral insulating flexible flame retardant cable | |
| CN105655011A (en) | Flexible mineral insulated cable and production method thereof | |
| CN103824624A (en) | Twisting-resisting flexible insulated environmental protection-type fire-resisting cable | |
| CN209880225U (en) | Self-supporting fire-resistant waterproof computer cable | |
| CN204632362U (en) | A kind of naval vessel fireproof cable | |
| CN110675980A (en) | Flame-retardant high-temperature-resistant 5G cable | |
| CN107068290B (en) | Manufacturing method of multifunctional fireproof cable for rail transit | |
| CN206991797U (en) | A kind of control cable with irregular octagon skeleton | |
| CN202758644U (en) | A fire-resistant power flexible cable | |
| CN202307261U (en) | Modified ternary silicon rubber insulation cable | |
| CN111755163B (en) | High-temperature-resistant 1000 ℃ electric wire and preparation method thereof | |
| CN203787128U (en) | Warp-resistant flexible insulating environment-friendly fireproof cable | |
| CN209343815U (en) | A kind of flexibility resist bending cable | |
| CN210403259U (en) | Flexible mineral insulation fireproof cable with corrugated copper sheath | |
| CN204189510U (en) | Fire-resistant grease proofing anticorrosion Signal transmissions flexible cable | |
| CN208240390U (en) | A kind of level-one A class fireproof power cable | |
| CN207852343U (en) | A kind of flexible cable convenient for being laid with | |
| CN207489548U (en) | A kind of anti-interference polyvinyl chloride insulation LWA light wire armoured power cable of resistance to compression tension | |
| CN201838361U (en) | Fire-resistant cable capable of being repeatedly used | |
| CN215815231U (en) | Flame-retardant wear-resistant isolated mineral cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |