CN207134171U - A kind of corrosion-resistant power cable sheath of Aero-Space - Google Patents
A kind of corrosion-resistant power cable sheath of Aero-Space Download PDFInfo
- Publication number
- CN207134171U CN207134171U CN201721079909.6U CN201721079909U CN207134171U CN 207134171 U CN207134171 U CN 207134171U CN 201721079909 U CN201721079909 U CN 201721079909U CN 207134171 U CN207134171 U CN 207134171U
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- CN
- China
- Prior art keywords
- joint
- groove
- outer tube
- corrugated
- sliding block
- Prior art date
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Abstract
The utility model discloses a kind of Aero-Space with corrosion-resistant power cable sheath,Including sheath body,The both ends of the sheath body are provided with the first joint and the second joint,Sheath body,First joint and the second joint are hollow structure,Sheath body is provided with corrugated outer tube and corrugated inner tube from outside to inside,It is cavity among corrugated outer tube and corrugated inner tube,Multiple passages are provided with the salient point and concave point of corrugated outer tube and corrugated inner tube,First joint is provided with annular first groove on the lateral wall of corrugated outer tube,The first sliding block is slidably connected in first groove,The one end of first joint away from the first groove is provided with horizontally disposed annular fixing hole,The present apparatus can not only strengthen the performance of cable cover(ing) in itself and increase the service life,Largely bent according to need of work,It is not easily broken,Convenient use,It can also need cable cover(ing) carrying out closed butt joint according to different,In aerospace field,Help atmospheric pressure inside and outside heat dissipation balancing cable cover(ing).
Description
Technical field
It the utility model is related to Aero-Space power cable technical field, more particularly to a kind of Aero-Space anti-corrosion electric
Power cable cover(ing).
Background technology
Power cable sheath is the outermost layer of cable, and existing power cable sheath pipe is mostly that the tube wall being simple to manufacture is put down
Whole cylindrical duct, the degree of disturbing of cylindrical duct is too low, can not bend during work, easily snap off power cable sheath pipe, performance is low
And service life is short, in aerospace field, easily produce sheath inner and outer air pressure because the earth is different from the air pressure of space
Very big contrast, such cable cover(ing) are easily burst when being used in space, and great life danger, electric power are brought to staff
Also many heats are produced during cable work, and cable cover(ing) has the demand of different length as needed, so sheath can usually need
Carry out the docking of better quality, be this it is proposed that a kind of corrosion-resistant power cable sheath of Aero-Space, on solving
State problem.
Utility model content
The purpose of this utility model is to solve shortcoming present in prior art, and a kind of Aero-Space proposed are used
Corrosion-resistant power cable sheath.
To achieve these goals, the utility model employs following technical scheme：
A kind of corrosion-resistant power cable sheath of Aero-Space, including sheath body, the first joint and the second joint, it is described
The both ends of sheath body are provided with the first joint and the second joint, and sheath body, the first joint and the second joint are hollow structure,
Sheath body is provided with corrugated outer tube and corrugated inner tube from outside to inside, is cavity among corrugated outer tube and corrugated inner tube, corrugated outer tube
With multiple passages are provided with the salient point and concave point of corrugated inner tube, the first joint is provided with ring on the lateral wall of corrugated outer tube
The groove of shape first, the first sliding block is slidably connected in the first groove, the one end of the first joint away from the first groove is provided with level and set
The annular fixing hole put, connecting plate is slidably connected on the lateral wall of the first joint, the one end of connecting plate away from the first sliding block is set
There is vertically disposed annular lug, multiple horizontally disposed first screws are provided with annular lug, the second joint is outside ripple
Annular second groove is provided with the lateral wall of pipe, the second sliding block is slidably connected in the second groove, the second sliding block is recessed through second
Groove extends to the outside of the second joint, and the top of the second sliding block is provided with multiple horizontally disposed second screws, and the second joint is remote
One end of second groove is provided with retainer ring, and retainer ring is socketed with sealing ring close to one end of the second joint.
Preferably, the corrugated outer tube is filled with anti-corrosion layer and wearing layer from outside to inside, and corrugated inner tube is filled out from outside to inside
Filled with flame-retardant layer and high-temperature-resistant layer, and sponge is filled with the cavity between corrugated outer tube and corrugated inner tube.
Preferably, the corrugated outer tube in the passage on corrugated inner tube with being equipped with screen pack.
Preferably, first groove and the first sliding block, the second groove and the second sliding block are integral structure, and first
Groove, the first sliding block, the vertical section of the second groove and the second sliding block are convex shape.
Preferably, first screw is equal with the second screw internal diameter, and the first screw passes through screw phase with the second screw
Mutually coordinate.
Beneficial effect in the utility model：By corrugated outer tube, corrugated inner tube, passage, screen pack, anti-corrosion layer,
Wearing layer, the setting of sponge, flame-retardant layer and high-temperature-resistant layer, can effectively strengthen the performance of cable cover(ing), and raising uses matter
Amount, in use, cable cover(ing) can largely be bent according to need of work, is not easily broken, convenient use,
And in aerospace field, can effective dust and waterproof, air can inside and outside circulation help radiate and obtain inner and outer air pressure
To balance；Pass through the first joint, the second joint, the first chute, the second chute, the first sliding block, the second sliding block, connecting plate, fixation
Hole, the setting of retainer ring, sealing ring, the first screw and the second screw, can make to be completely embedded between sheath and sheath, dock matter
Measure, moreover it is possible to effectively prevent the entrance of moisture, the present apparatus can not only strengthen the performance of cable cover(ing) in itself and increase the service life, root
Largely bent, be not easily broken, convenient use according to need of work, while effective water proof and dust proof, moreover it is possible to according to not
It is same to need cable cover(ing) carrying out closed butt joint, in aerospace field, help atmospheric pressure inside and outside heat dissipation balancing cable cover(ing).
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of corrosion-resistant power cable sheath of Aero-Space structural representation.
Fig. 2 be the utility model proposes a kind of corrosion-resistant power cable sheath of Aero-Space vertical section structural representation
Figure.
Fig. 3 be the utility model proposes a kind of partial structurtes of the corrosion-resistant power cable sheath signal of Aero-Space
Figure.
In figure：1 sheath body, 2 fixing holes, 3 connecting plates, 4 first joints, 5 first grooves, 6 first sliding blocks, outside 7 ripples
Pipe, 8 passages, 9 cavitys, 10 sponges, 11 corrugated inner tubes, 12 second grooves, 13 second sliding blocks, 14 second joints, 15 sealing rings,
16 retainer rings, 17 anti-corrosion layers, 18 wearing layers, 19 flame-retardant layers, 20 high-temperature-resistant layers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-3, a kind of corrosion-resistant power cable sheath of Aero-Space, including sheath body 1, the and of the first joint 4
Second joint 14, the both ends of sheath body 1 are provided with the first joint 4 and the second joint 14, sheath body 1, the first joint 4 and second
Joint 14 is hollow structure, and sheath body 1 is provided with corrugated outer tube 7 and corrugated inner tube 11, corrugated outer tube 7 and ripple from outside to inside
It is cavity 9 among inner tube 11, is provided with multiple passages 8 on the salient point and concave point of corrugated outer tube 7 and corrugated inner tube 11, first connects
First 4 are provided with annular first groove 5 on the lateral wall of corrugated outer tube 7, and the first sliding block 6 is slidably connected in the first groove 5, the
The one end of one joint 4 away from the first groove 5 is provided with horizontally disposed annular fixing hole 2, the company of slip on the lateral wall of the first joint 4
Connecting plate 3 is connected to, the one end of connecting plate 3 away from the first sliding block 6 is provided with vertically disposed annular lug, is provided with annular lug more
Individual horizontally disposed first screw, the second joint 14 are provided with annular second groove 12 on the lateral wall of corrugated outer tube 7, and second
The second sliding block 13 is slidably connected in groove 12, the second sliding block 13 extends to the outside of the second joint 14 through the second groove 12,
The top of second sliding block 13 is provided with multiple horizontally disposed second screws, and the one end of the second joint 14 away from the second groove 12 is provided with
Retainer ring 16, retainer ring 16 are socketed with sealing ring 15 close to one end of the second joint 14, and corrugated outer tube 7 is from outside to inside filled with resistance to
Corrosion layer 17 and wearing layer 18, corrugated inner tube 11 are filled with flame-retardant layer 19 and high-temperature-resistant layer 20 from outside to inside, and corrugated outer tube 7 with
Sponge 10 is filled with cavity 9 between corrugated inner tube 11, corrugated outer tube 7 in the passage 8 on corrugated inner tube 11 with being equipped with
Screen pack, the first groove 5 and the first sliding block 6, the second groove 12 and the second sliding block 13 are integral structure, and the first groove 5,
The vertical section of first sliding block 6, the second groove 12 and the second sliding block 13 is convex shape, the first screw and the second screw internal diameter phase
Deng, and the first screw is cooperated with the second screw by screw.
Operation principle：The cable of needs is penetrated in cable cover(ing) body 1, the length of sheath body 1 not enough needs to add
During sheath body 1, the first joint 4 and the second joint 14 are directed at, the retainer ring 16 on the second joint 14 is inserted the first joint 4
In fixing hole 2, when retainer ring 16 enters the certain depth of fixing hole 2, the first screw and the second sliding block that are aligned on connecting plate 3
The second screw on 13, the first joint 4 and the second joint 14 are closely connected by screw, sealing ring 15 is by the first joint 4
Make it that the joint area of sheath body 1 is sealed with the mutual extruding force of the second joint 14, prevent the entrance of moisture, connected
Bi Hou, sheath body 1 can be carried out largely as desired by corrugated outer tube 7 and corrugated inner tube 11 in use
Bending, corrugated outer tube 7 and anti-corrosion layer 17, wearing layer 18, flame-retardant layer 19 and the high-temperature-resistant layer 20 of filling in corrugated inner tube 11 carry
The high performance of cable cover(ing), extends service life, screen pack, sponge 10 can effective water proof and dust proof, and in aviation
In space industry, cable cover(ing) can help to radiate by passage 8 while atmospheric pressure inside and outside balance sheath body 1.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. a kind of corrosion-resistant power cable sheath of Aero-Space, including sheath body（1）, the first joint（4）With the second joint
（14）, it is characterised in that the sheath body（1）Both ends be provided with the first joint（4）With the second joint（14）, sheath body
（1）, the first joint（4）With the second joint（14）It is hollow structure, sheath body（1）Corrugated outer tube is provided with from outside to inside（7）
And corrugated inner tube（11）, corrugated outer tube（7）And corrugated inner tube（11）Centre is cavity（9）, corrugated outer tube（7）And corrugated inner tube
（11）Salient point and concave point on be provided with multiple passages（8）, the first joint（4）Close to corrugated outer tube（7）Lateral wall on open
There is annular first groove（5）, the first groove（5）Inside slidably connect the first sliding block（6）, the first joint（4）Away from the first groove
（5）One end be provided with horizontally disposed annular fixing hole（2）, the first joint（4）Lateral wall on slidably connect connecting plate
（3）, connecting plate（3）Away from the first sliding block（6）One end be provided with vertically disposed annular lug, be provided with multiple water on annular lug
Flat the first screw set, the second joint（14）Close to corrugated outer tube（7）Lateral wall on be provided with annular second groove（12）, the
Two grooves（12）Inside slidably connect the second sliding block（13）, the second sliding block（13）Through the second groove（12）Extend to the second joint
（14）Outside, the second sliding block（13）Top be provided with multiple horizontally disposed second screws, the second joint（14）Away from second
Groove（12）One end be provided with retainer ring（16）, retainer ring（16）Close to the second joint（14）One end be socketed with sealing ring
（15）.
A kind of 2. corrosion-resistant power cable sheath of Aero-Space according to claim 1, it is characterised in that the ripple
Outer tube（7）Anti-corrosion layer is filled with from outside to inside（17）And wearing layer（18）, corrugated inner tube（11）From outside to inside filled with fire-retardant
Layer（19）And high-temperature-resistant layer（20）, and corrugated outer tube（7）With corrugated inner tube（11）Between cavity（9）It is interior to be filled with sponge
（10）.
A kind of 3. corrosion-resistant power cable sheath of Aero-Space according to claim 1, it is characterised in that the ripple
Outer tube（7）With corrugated inner tube（11）On passage（8）Inside it is equipped with screen pack.
4. the corrosion-resistant power cable sheath of a kind of Aero-Space according to claim 1, it is characterised in that described first
Groove（5）With the first sliding block（6）, the second groove（12）With the second sliding block（13）It is integral structure, and the first groove（5）、
First sliding block（6）, the second groove（12）With the second sliding block（13）Vertical section be convex shape.
5. the corrosion-resistant power cable sheath of a kind of Aero-Space according to claim 1, it is characterised in that described first
Screw is equal with the second screw internal diameter, and the first screw is cooperated with the second screw by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721079909.6U CN207134171U (en) | 2018-02-22 | 2018-02-22 | A kind of corrosion-resistant power cable sheath of Aero-Space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721079909.6U CN207134171U (en) | 2018-02-22 | 2018-02-22 | A kind of corrosion-resistant power cable sheath of Aero-Space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134171U true CN207134171U (en) | 2018-03-23 |
Family
ID=61636045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721079909.6U Expired - Fee Related CN207134171U (en) | 2018-02-22 | 2018-02-22 | A kind of corrosion-resistant power cable sheath of Aero-Space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207134171U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109872845A (en) * | 2019-04-16 | 2019-06-11 | 山东博发智能科技有限公司 | A kind of resistance to dilatory cable |
| CN110542012A (en) * | 2018-11-23 | 2019-12-06 | 北京宇航系统工程研究所 | Corrugated protective cover for electric connector |
-
2018
- 2018-02-22 CN CN201721079909.6U patent/CN207134171U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110542012A (en) * | 2018-11-23 | 2019-12-06 | 北京宇航系统工程研究所 | Corrugated protective cover for electric connector |
| CN109872845A (en) * | 2019-04-16 | 2019-06-11 | 山东博发智能科技有限公司 | A kind of resistance to dilatory cable |
| CN109872845B (en) * | 2019-04-16 | 2021-02-26 | 广东新南达电缆实业有限公司 | Drag-resistant cable |
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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: 20180323 Termination date: 20190222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |