CN208284271U - A kind of fire resistant uvioresistant aerospace cable - Google Patents
A kind of fire resistant uvioresistant aerospace cable Download PDFInfo
- Publication number
- CN208284271U CN208284271U CN201820681164.9U CN201820681164U CN208284271U CN 208284271 U CN208284271 U CN 208284271U CN 201820681164 U CN201820681164 U CN 201820681164U CN 208284271 U CN208284271 U CN 208284271U
- Authority
- CN
- China
- Prior art keywords
- cable
- protective case
- fire resistant
- insulating layer
- aerospace
- 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.)
- Expired - Fee Related
Links
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 20
- 230000001681 protective effect Effects 0.000 claims abstract description 21
- 229920003266 Leaf® Polymers 0.000 claims abstract description 9
- 239000000806 elastomer Substances 0.000 claims abstract description 8
- 229920001971 elastomer Polymers 0.000 claims abstract description 8
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 8
- 150000002367 halogens Chemical class 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims abstract description 7
- 239000010445 mica Substances 0.000 claims abstract description 7
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 6
- 239000002033 PVDF binder Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- 239000010954 inorganic particle Substances 0.000 claims description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 208000002925 dental caries Diseases 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 2
- 239000005439 thermosphere Substances 0.000 claims 1
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 230000009977 dual effect Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 3
- 230000003628 erosive effect Effects 0.000 abstract description 2
- 239000002674 ointment Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a kind of fire resistant uvioresistant aerospace cables; including cable main body; the inside of cable main body is equipped with protective case; the inner wall of protective case is equidistant to be fixed with three matrixs; three matrixs are all provided with fluted far from the side of protective case inner wall; the bottom of three grooves is fixedly connected with one end of three spring leafs respectively; the inside of cavity is equipped with cable core; the outside of cable core is coated with two-sided composite mica tape, and the outside of protective case is successively arranged the first insulating layer, wrapped waterstop, heat dissipating layer and second insulating layer from the inside to the outside.The performance that the utility model can increase the fire resistant of cable by being equipped with two-sided composite mica tape and heat dissipating layer; and the double layer of insulation being equipped with can erosion of the dual resistance ultraviolet light to cable; and then improve the service life of cable; the protective case and Halogen elastomer being equipped with can be when cable be extruded with certain buffering effect, and then ensure the practicability of cable.
Description
Technical field
The utility model relates to aerospace field of cable technology, specially a kind of fire resistant uvioresistant aviation boat
Its cable.
Background technique
With the fast development of aerospace cause, the continuous expansion of space exploration range, Science Research Project is gradually
Deeply, aerospace is to the own wt of airborne equipment, and constitute the electronic component (including wire and cable) of payload
More stringent requirements are proposed for quality and the useful space.
And the fire resistant performance of existing aerospace cable is not high, so that the service life of cable is shorter, and easily
The internal junction of cable can be destroyed in the exposed overhead situation of cable by causing safety accident when ultraviolet light is radiated on cable
Structure, so that the practicability of cable is not high, therefore we make improvement to this, propose a kind of fire resistant uvioresistant aviation boat
Its cable.
Utility model content
It is not high to solve aerospace cable fire resistant performance of the existing technology, and ultraviolet damage cable
Defect, the utility model provide a kind of fire resistant uvioresistant aerospace cable.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of fire resistant uvioresistant aerospace cable of the utility model, including cable main body, the cable master
The inside of body is equipped with protective case, and the inner wall of the protective case is equidistant to be fixed with three matrixs, and three matrixs are far from guarantor
The side of jacket inner wall is all provided with fluted, and the bottom of three grooves is fixedly connected with one end of three spring leafs respectively, institute
It states the inside of protective case and four cavitys is separated by separation frame, three ends of the separation frame are another with three spring leafs respectively
One end is fixedly connected, and the inside of the cavity is equipped with cable core, and the outside of the cable core is coated with two-sided compound cloud
Master tape, the outside of the protective case are successively arranged the first insulating layer, wrapped waterstop, heat dissipating layer and the second insulation from the inside to the outside
Layer, the second insulating layer are silica nanometer grade layer with inorganic particles.
Further, Halogen elastomer is filled between the inner wall and cable core of the cavity.
Further, the wrapped waterstop is that polyester non-woven fabric weaves, and is coated on the outside of wrapped waterstop
Waterproofing unction.
Further, first insulating layer is made of polyvinylidene fluoride.
Further, the heat dissipating layer is made of the silica gel for being added to glass fibre.
Compared with prior art, the utility model has the following beneficial effects: this kind of fire resistant uvioresistant aviation
Space cable, the performance of the fire resistant by the way that cable can be increased equipped with two-sided composite mica tape and heat dissipating layer, and be equipped with
Double layer of insulation can erosion of the dual resistance ultraviolet light to cable, and then improve cable service life, the protective case being equipped with and
Halogen elastomer can be when cable be extruded with certain buffering effect, and then ensures the practicability of cable.
Detailed description of the invention
Fig. 1 is a kind of the schematic diagram of the section structure of fire resistant uvioresistant aerospace cable of the utility model.
In figure: 1, cable main body；2, protective case；3, matrix；4, groove；5, spring leaf；6, separation frame；7, cable core；
8, two-sided composite mica tape；9, Halogen elastomer；10, the first insulating layer；11, wrapped waterstop；12, heat dissipating layer；13, second
Insulating layer.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figure 1, a kind of fire resistant uvioresistant aerospace cable, including cable main body 1, cable main body 1
Inside be equipped with protective case 2, the inner wall of protective case 2 is equidistant to be fixed with three matrixs 3, and three matrixs 3 are far from protective case 2
The side of wall is all provided with fluted 4, and the bottom of three grooves 4 is fixedly connected with one end of three spring leafs 5 respectively, protective case 2
Inside is separated into four cavitys by separation frame 6, and three ends of separation frame 6 are fixed with the other end of three spring leafs 5 respectively to be connected
Connect, the inside of cavity is equipped with cable core 7, and the outside of cable core 7 is coated with two-sided composite mica tape 8, protective case 2 it is outer
Side is successively arranged the first insulating layer 10, wrapped waterstop 11, heat dissipating layer 12 and second insulating layer 13, second insulating layer from the inside to the outside
13 be silica nanometer grade layer with inorganic particles, and nano grade inorganic particle has stronger absorption to ultraviolet light, with ultraviolet light
Absorbent, which is compared, has many advantages, such as long service life, small toxicity, and then effectively improves the anti-ultraviolet property of cable.
Wherein, Halogen elastomer 9 is filled between the inner wall of cavity and cable core 7, Halogen elastomer 9 has low cigarette ring
The performance of guarantor, and can be when cable is extruded with certain buffering effect.
Wherein, wrapped waterstop 11 is that polyester non-woven fabric weaves, and is coated with waterproof in the outside of wrapped waterstop 11
Ointment, it is so effective that play the role of waterproof.
Wherein, the first insulating layer 10 is made of polyvinylidene fluoride, and polyvinylidene fluoride has anti-aging, chemically-resistant medicine
The performances such as product, UV resistant light radiation, and then ultraviolet damage cable can be stopped.
Wherein, heat dissipating layer 12 is made of the silica gel for being added to glass fibre, and the heat transfer that cable generates can be gone out, and
Increase the tensile property of cable, so that cable has good heat-resisting quantity.
It should be noted that the utility model is a kind of fire resistant uvioresistant aerospace cable, it is specifically used
When, when light is radiated on aerospace cable, the second insulating layer 13 being equipped with first absorbs ultraviolet light, when a small amount of
When ultraviolet light penetrates cable the first insulating layer 10 of arrival, the first insulating layer 10 can resist ultraviolet radiation, so that cable
Core 7 is from the infringement of ultraviolet light, and when cable is pressurized, the spring leaf 5 being equipped with is under pressure, and then plays certain buffering and make
With, and the Halogen elastomer 9 being equipped with can avoid cable core 7 and be damaged because of extruding, be equipped with when cable is persistently squeezed
The outside of wrapped waterstop 11 is coated with waterproofing unction, so that cable has the function of dual waterproof, the heat dissipating layer 12 being equipped with is by adding
Add the silica gel of glass fibre to be made, the heat that cable generates can have been spread out of, and increase the tensile property of cable, and in cable
When operating temperature is higher, the two-sided composite mica tape 8 coated on the outside of cable core 7 has high temperature resistance and flame resistance energy,
And then effectively prevent cable from fire.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of fire resistant uvioresistant aerospace cable, including cable main body (1), which is characterized in that the cable
The inside of main body (1) is equipped with protective case (2), and the inner wall of the protective case (2) is equidistant to be fixed with three matrixs (3), and three
The matrix (3) is all provided with fluted (4) far from the side of protective case (2) inner wall, and the bottom of three grooves (4) is respectively with three
One end of a spring leaf (5) is fixedly connected, and the inside of the protective case (2) is separated into four cavitys by separation frame (6), and described point
Three ends of shelf (6) are fixedly connected with the other end of three spring leafs (5) respectively, and the inside of the cavity is equipped with cable
The outside of core (7), the cable core (7) is coated with two-sided composite mica tape (8), and the outside of the protective case (2) is by interior
To being successively arranged the first insulating layer (10), wrapped waterstop (11), heat dissipating layer (12) and second insulating layer (13) outside, described second
Insulating layer (13) is silica nanometer grade layer with inorganic particles.
2. a kind of fire resistant uvioresistant aerospace cable according to claim 1, which is characterized in that the sky
Halogen elastomer (9) are filled between the inner wall and cable core (7) of chamber.
3. a kind of fire resistant uvioresistant aerospace cable according to claim 1, which is characterized in that it is described around
Packet waterstop (11) is that polyester non-woven fabric weaves.
4. a kind of fire resistant uvioresistant aerospace cable according to claim 1, which is characterized in that described
One insulating layer (10) is made of polyvinylidene fluoride.
5. a kind of fire resistant uvioresistant aerospace cable according to claim 1, which is characterized in that described to dissipate
Thermosphere (12) is made of the silica gel for being added to glass fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820681164.9U CN208284271U (en) | 2018-05-08 | 2018-05-08 | A kind of fire resistant uvioresistant aerospace cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820681164.9U CN208284271U (en) | 2018-05-08 | 2018-05-08 | A kind of fire resistant uvioresistant aerospace cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208284271U true CN208284271U (en) | 2018-12-25 |
Family
ID=64729736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820681164.9U Expired - Fee Related CN208284271U (en) | 2018-05-08 | 2018-05-08 | A kind of fire resistant uvioresistant aerospace cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208284271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117239469A (en) * | 2023-11-10 | 2023-12-15 | 扬州恒创电缆科技有限公司 | Signal transmission cable for aerospace |
-
2018
- 2018-05-08 CN CN201820681164.9U patent/CN208284271U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117239469A (en) * | 2023-11-10 | 2023-12-15 | 扬州恒创电缆科技有限公司 | Signal transmission cable for aerospace |
| CN117239469B (en) * | 2023-11-10 | 2024-02-20 | 扬州恒创电缆科技有限公司 | Signal transmission cable for aerospace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |