CN209571261U - A kind of equipment equipment cable - Google Patents
A kind of equipment equipment cable Download PDFInfo
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- CN209571261U CN209571261U CN201920754259.3U CN201920754259U CN209571261U CN 209571261 U CN209571261 U CN 209571261U CN 201920754259 U CN201920754259 U CN 201920754259U CN 209571261 U CN209571261 U CN 209571261U
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- dovetail groove
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Abstract
The utility model discloses a kind of equipment equipment cables, are related to the technical field of equipment cable.It leads cable including multiple, be coated on multiple inner sheaths and oversheath for leading cable side, the peripheral side of inner sheath offers multiple dovetail grooves along its length, and the inner circumferential side of oversheath is fixed with multiple trapezoid blocks being engaged by clamping with dovetail groove along its length；The close area that opens up for opening up area and being greater than close trapezoid block side for leading cable side of dovetail groove, area of the trapezoid block close to oversheath side are greater than the area close to dovetail groove side, and dovetail groove close lead is fixed with spring between the side inner wall of cable and trapezoid block.When cable is rolled; trapezoid block is squeezed into the depths of dovetail groove or with the trend being detached from dovetail groove; after grinding pressure disappears; spring enables trapezoid block to be restored to initial access section; oversheath can be resetted in time by after deformation; the structure for being conducive to protect oversheath reduces damaged probability, while rolling and preparing for buffering next time.
Description
Technical field
The utility model relates to the technical fields of equipment cable, more particularly, to a kind of equipment equipment cable.
Background technique
Equipment cable industry is the second largest industry that China is only second to automobile industry, as China electric power industry, data are logical
Believe the continuous expansion of the industry sizes such as industry, urban track traffic industry, car industry and shipbuilding, the demand to equipment cable also will be fast
Speed increases, and there are also huge development potentialities for future equipment cable industry it.
Patent announcement number is that the patent of CN205881496U discloses a kind of full carbon lightweight cable, by leading cable and successively coating
The insulating layer on cable, shielded layer and oversheath composition are being led, is leading cable setting on reinforcing filled core, and lead cable by plural carbonaceous
Tow groups are stranded in centered on reinforcing filled core at, the plural number carbon fibre beam to be reinforced on filled core, carbon fibre beam by
Plural carbon fibre is twisted to be formed, shielded layer be knitted to form by complex root carbon fibre or by complex root carbon fibre band around
Packet is formed, while the coat of metal is also wrapped on carbon fibre.The full carbon lightweight cable that the utility model provides uses lightweight carbon
Matter fiber can be greatly reduced the self weight of cable, be allowed to be particularly suitable for application to ship and unmanned plane as cable and shielded layer is led
Etc. in equipment, and the less self weight for making these tools increases, and promotes its load-carrying ability, it is preferred that by covering on carbon fibre
If the coat of metal, it can also increase its electric conductivity, to make the cable that there is excellent conductive ability.
Prior art among the above has the following deficiencies: in equipment use process, it may appear that transfer adjustment repeatedly
The case where position, and cable then it is artificial participate in adjustment when, be easy to be rolled by people's foot or various equipment, it is final occur it is damaged
The case where, increase the risk that equipment uses.
Utility model content
The purpose of the utility model is to provide a kind of equipment equipment cables, its advantage is that: by trapezoid block in dovetail groove
Clamping variation realizes that the deformation to oversheath buffers, while spring being cooperated to promote trapezoidal block reset, and oversheath can restore in time, drop
Low damaged probability.
The utility model has the technical scheme that
A kind of equipment equipment cable leads cable, is coated on multiple inner sheaths and oversheath for leading cable side including multiple, described
The peripheral side of inner sheath offers multiple dovetail grooves along its length, and the inner circumferential side of the oversheath is fixed along its length
There are multiple trapezoid blocks being engaged by clamping with the dovetail groove；
The dovetail groove opens up area greater than close to the trapezoid block side close to the area that opens up for leading cable side,
Area of the trapezoid block close to the oversheath side is greater than the area close to the dovetail groove side, and the dovetail groove is close
Spring is fixed between the side inner wall and the trapezoid block for leading cable.
By using above-mentioned technical proposal, when cable is rolled, oversheath to drawing close at the center of cable, at this point,
Then be squeezed into the depths of dovetail groove with the lesser trapezoid block in grinding pressure angular separation, and with the biggish ladder in grinding pressure angular separation
After then there is shape block the trend being detached from dovetail groove, grinding pressure to disappear, under the elastic force effect of spring, it is restored to trapezoid block just
The clamping position of beginning rolls for buffering next time and prepares.Dovetail groove is rolled with trapezoid block cooperation buffering, makes oversheath by shape
It can be resetted in time after change, be conducive to the structure for protecting oversheath, extend the service life of oversheath, reduce damaged probability.
Be further arranged to: the trapezoid block is close to one end of the dovetail groove in being fixed with limit in the dovetail groove
Block, the maximum distance between two limited blocks are greater than the minimum range between the dovetail groove two sidewalls.
By using above-mentioned technical proposal, with the biggish trapezoid block in grinding pressure angular separation to far from ladder in roller compaction process
The direction of shape slot moves, and limited block can effectively avoid the two from being detached from clamping at this time.
Be further arranged to: the side that two limited blocks are located remotely from each other is set as inclined-plane, and two inclined-planes it
Between minimum range be less than the dovetail groove two sidewalls between minimum range.
By using above-mentioned technical proposal, when grinding pressure is larger, trapezoid block is detached from dovetail groove, two inclined-planes of limited block
Spring can be made smoothly trapezoid block to be pulled to re-enter into dovetail groove.
It is further arranged to: being embedded with armor in the oversheath.
By using above-mentioned technical proposal, armor can enhance the structural strength of oversheath, and outer shield can be protected when rolling
Set, oversheath not cracky.
It is further arranged to: being offered in the inner sheath for while coating multiple triangular grooves for leading cable.
By using above-mentioned technical proposal, leads cable and be located in triangular groove, when cable is rolled, shape can occur for triangular groove
Become, but the three of triangular groove angles can play certain supporting role, protect internal cable of leading, after grinding pressure disappears, triangular groove
Also there is the ability restored to original state, roll and prepare for buffering next time.
Be further arranged to: the cable of leading includes leading core and being coated on the insulating layer for leading core side.
By using above-mentioned technical proposal, insulating layer makes three, and to lead core mutually indepedent, forms three and leads cable, passes convenient for signal
It is defeated, reduce the two neighboring influence led between cable.
Be further arranged to: described lead is fixed with internal shield between core and the insulating layer.
By using above-mentioned technical proposal, internal shield can make insulating layer with to lead contact between core even closer, also
Change conducive to the rough caused electric field strength for leading wicking surface is eliminated.
Be further arranged to: the peripheral side of the insulating layer is fixed with external shielding layer.
By using above-mentioned technical proposal, external shielding layer makes the contact between insulating layer and inner sheath even closer, electricity
The inner sheath of cable and inside, which are led, is not easy the phenomenon that loosening between cable.
In conclusion the advantageous effects of the utility model are as follows:
1. the trapezoid block and dovetail groove that are clamped setting both can play a buffer role in when oversheath is rolled, in spring
Oversheath deformation can also be promoted to restore under cooperation, reduce the damaged probability of oversheath；
2. the dovetail groove side area close to each other with trapezoid block is smaller, after trapezoid block snaps onto dovetail groove, due to
Area increase is squeezed, and is more conducive to trapezoid block and is reversely extruded, restores convenient for trapezoid block to the initial card with dovetail groove
Connect state；
3. the triangular groove in inner sheath protects the multiple of inside to lead cable, triangular groove can also answer in time after grinding pressure disappearance
As far as initial configuration, rolls and prepare for buffering next time.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the utility model.
Appended drawing reference: 1, cable is led；2, inner sheath；3, oversheath；4, dovetail groove；5, trapezoid block；6, spring；7, limited block；
8, armor；9, triangular groove；10, core is led；11, insulating layer；12, internal shield；13, external shielding layer.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It referring to Fig.1, is a kind of equipment equipment cable disclosed in the present embodiment, including three are led cable 1, are coated on three and lead cable
The inner sheath 2 of 1 side and the oversheath 3 for being coated on 2 side of inner sheath.
It leads cable 1 and leads core 10 including made of copper, lead 10 side of core and be coated with insulating layer 11, in order to make insulating layer 11 and lead core 10
Between have a preferable contact, eliminate lead 10 surface of core it is rough caused by electric field strength variation, leading core 10 and insulating layer 11
Between be fixed with internal shield 12, internal shield 12 is semiconducting paper band.In order to make to have between insulating layer 11 and inner sheath 2 preferably
Contact, external shielding layer 13, external shielding layer 13 and 12 material phase of internal shield are fixed between insulating layer 11 and inner sheath 2
Together.Armor 8 is also embedded in oversheath 3, armor 8 is worked out for steel wire, and the structure for enhancing oversheath 3 is strong
Degree improves the hardness of oversheath 3, not easily damaged when cable is rolled.
Triangular groove 9 is offered at the center of inner sheath 2, three sidewall areas of triangular groove 9 are equal, lead for three and protect within cable 1
Centered on the axis of set 2, circumferentially array distribution.Three are led the three side inner walls that cable 1 is connected to triangular groove 9 respectively, and three are led
The side close to each other of cable 1 also mutually abuts.It is limited by the position that triangular groove 9 leads cable 1 to three, is ground in cable
When pressure, the position for leading cable 1 is not easy biggish offset deviation occur, while the restorability of triangular groove 9 is stronger, can answer in time
Position is rolled next time with buffering.
The peripheral side of inner sheath 2 offers multiple dovetail grooves 4, and multiple dovetail grooves 4 are along the peripheral side of inner sheath 2 circumferentially battle array
Column setting, the section of dovetail groove 4 are isosceles trapezoid, and open up area of the dovetail groove 4 close to 3 side of oversheath leads cable 1 less than close
Side opens up area.The inner circumferential side of oversheath 3 is then fixed with multiple trapezoid blocks 5 being engaged by clamping one by one with dovetail groove 4, trapezoidal
The section of block 5 is also isosceles trapezoid, and area of the trapezoid block 5 close to 2 side of inner sheath is less than the area close to 3 side of oversheath.
Trapezoid block 5 is fixed with spring 6 between the side inner wall for leading cable 1 close to the side of inner sheath 2 and dovetail groove 4.Trapezoid block 5 blocks
Enter into dovetail groove 4, and is attached by spring 6 with dovetail groove 4.
When cable is rolled deformation occurs when, part trapezoid block 5 is squeezed into 4 depths of dovetail groove, after grinding pressure disappears, bullet
Spring 6 pushes trapezoid block 5 to reset, simultaneously because the area that trapezoid block 5 snaps onto dovetail groove 4 is increasing, dovetail groove 4 always has
Have the tendency that squeezing out trapezoid block 5, after this makes grinding pressure disappear, trapezoid block 5 can restore quickly, roll for buffering next time
It prepares.
The two sides of trapezoid block 5 are inclined-plane, are respectively and fixedly provided with limited block 7 in one end far from oversheath 3 on two inclined-planes.Limit
Position block 7 is triangular prism shape, and the maximum distance between two limited blocks 7 is greater than the minimum range between dovetail groove 4 two oblique side walls,
When this makes trapezoid block 5 far from dovetail groove 4, it is not easy to be detached from and be clamped with dovetail groove 4.Minimum range between two limited blocks 7
Less than the minimum range between two oblique side walls of dovetail groove 4, when buffering rolls, trapezoid block 5 and dovetail groove 4 are detached from and are clamped
Afterwards, when the inclined-plane of 7 two sides of limited block will not influence spring 6 and again be withdrawn into trapezoid block 5 in dovetail groove 4, trapezoid block 5 is drawn into
Cooperate limited block 7 to be restored to the state of clamping limit in dovetail groove 4 again, rolls and prepare for buffering next time.
It the implementation principle of the present embodiment and has the beneficial effect that
The trapezoid block 5 of oversheath 3 is connected in the dovetail groove 4 of inner sheath 2, when cable is rolled, close to grinding pressure
The trapezoid block 5 in direction then snaps onto the depths of dovetail groove 4, and the trapezoid block 5 far from grinding pressure direction is then to far from dovetail groove 4,
Interception by limited block 7 at this time can effectively avoid trapezoid block 5 from being detached from dovetail groove 4.After grinding pressure disappears, in spring 6
Under effect, trapezoid block 5 is pushed again or trapezoid block 5 is pulled to be restored to the clamped condition before being rolled, the oversheath 3 after making deformation
Elastic reset is rolled for buffering next time and is prepared, and oversheath 3 always has the ability returned to original state, can effectively keep away
Exempting from the compression of oversheath 3 can not restore and damaged.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of equipment equipment cable, it is characterised in that: lead cable (1) including multiple, be coated on multiple interior shields for leading cable (1) side
Set (2) and oversheath (3), the peripheral side of the inner sheath (2) offer multiple dovetail grooves (4) along its length, described outer
The inner circumferential side of sheath (3) is fixed with multiple trapezoid blocks (5) being engaged by clamping with the dovetail groove (4) along its length；
The dovetail groove (4) is greater than opening up close to the trapezoid block (5) side close to the area that opens up for leading cable (1) side
Area, area of the trapezoid block (5) close to the oversheath (3) side are greater than the area close to the dovetail groove (4) side,
The dovetail groove (4) is fixed with spring (6) close to described lead between the side inner wall of cable (1) and the trapezoid block (5).
2. a kind of equipment equipment cable according to claim 1, which is characterized in that the trapezoid block (5) is close to the ladder
One end of shape slot (4) is fixed with limited block (7) in the dovetail groove (4), the maximum distance between two limited blocks (7)
Greater than the minimum range between the dovetail groove (4) two sidewalls.
3. a kind of equipment equipment cable according to claim 2, which is characterized in that two limited blocks (7) are mutually remote
From side be set as inclined-plane, and the minimum range between two inclined-planes is less than between the dovetail groove (4) two sidewalls
Minimum range.
4. a kind of equipment equipment cable according to claim 1, which is characterized in that be embedded with armour in the oversheath (3)
It fills layer (8).
5. a kind of equipment equipment cable according to claim 4, which is characterized in that opened up in the inner sheath (2) useful
Multiple triangular grooves (9) for leading cable (1) are coated in simultaneously.
6. a kind of equipment equipment cable according to claim 1, which is characterized in that described lead cable (1) includes leading core (10)
Be coated on the insulating layer (11) for leading core (10) side.
7. a kind of equipment equipment cable according to claim 6, which is characterized in that described to lead core (10) and the insulating layer
(11) internal shield (12) are fixed between.
8. a kind of equipment equipment cable according to claim 7, which is characterized in that the peripheral side of the insulating layer (11) is solid
Surely there are external shielding layer (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920754259.3U CN209571261U (en) | 2019-05-23 | 2019-05-23 | A kind of equipment equipment cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920754259.3U CN209571261U (en) | 2019-05-23 | 2019-05-23 | A kind of equipment equipment cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209571261U true CN209571261U (en) | 2019-11-01 |
Family
ID=68336423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920754259.3U Active CN209571261U (en) | 2019-05-23 | 2019-05-23 | A kind of equipment equipment cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209571261U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112433313A (en) * | 2020-11-30 | 2021-03-02 | 杭州富通通信技术股份有限公司 | Pressure-resistant multi-core optical cable |
| CN117423498A (en) * | 2023-12-19 | 2024-01-19 | 江苏昌盛电缆科技集团有限公司 | Mobile cable with deformation prevention and easy shape recovery |
-
2019
- 2019-05-23 CN CN201920754259.3U patent/CN209571261U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112433313A (en) * | 2020-11-30 | 2021-03-02 | 杭州富通通信技术股份有限公司 | Pressure-resistant multi-core optical cable |
| CN112433313B (en) * | 2020-11-30 | 2022-08-05 | 杭州富通通信技术股份有限公司 | Pressure-resistant multi-core optical cable |
| CN117423498A (en) * | 2023-12-19 | 2024-01-19 | 江苏昌盛电缆科技集团有限公司 | Mobile cable with deformation prevention and easy shape recovery |
| CN117423498B (en) * | 2023-12-19 | 2024-03-08 | 江苏昌盛电缆科技集团有限公司 | Mobile cable with deformation prevention and easy shape recovery |
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