CN209708682U - A kind of ruggedized cable - Google Patents
A kind of ruggedized cable Download PDFInfo
- Publication number
- CN209708682U CN209708682U CN201920881656.7U CN201920881656U CN209708682U CN 209708682 U CN209708682 U CN 209708682U CN 201920881656 U CN201920881656 U CN 201920881656U CN 209708682 U CN209708682 U CN 209708682U
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- resisting plate
- layer
- elastic
- fixedly connected
- oversheath
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- 230000006835 compression Effects 0.000 claims abstract description 12
- 238000007906 compression Methods 0.000 claims abstract description 12
- 239000004020 conductor Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 17
- 238000000034 method Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical compound C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of ruggedized cables, it is related to the technical field of cable and wire, including inner conductor, insulating layer, shielded layer and oversheath, it is provided with inner sheath between shielded layer and oversheath, oversheath trend is provided with multistage resistance to compression unit between inner sheath and oversheath；Resistance to compression unit includes at least three elastic pressure-resisting plates and the elastic rod that is connected between adjacent spring pressure-resisting plate, fixing layer is provided between inner sheath and oversheath, the both ends of elastic pressure-resisting plate are fixedly connected on the inside of fixing layer, it is provided with filled layer between fixing layer and inner sheath, tensile layer is provided between fixing layer and oversheath.When cable is by external force, elastic pressure-resisting plate can bear the effect of external force, while one elastic force of elastic rod offer can buffer a part of external force, and this cooperation of elastic pressure-resisting plate and elastic rod can prevent cable surface caused by external force extruded cable from rupturing.
Description
Technical field
The utility model relates to the technical fields of wire and cable, more particularly, to a kind of ruggedized cable.
Background technique
Wire and cable is to transmit electric (magnetic) energy, information and the wire product for realizing electromagnetic energy conversion.Cable according to
Way and environment difference can be divided into many types class, wherein ruggedized cable medium, the resistance to electricity consumption that is chiefly used in video, radio frequency and communication equipment
Cable generally comprises inner conductor, insulating layer, shielded layer and oversheath.
Notification number is that the Chinese patent of CN201576487U discloses a kind of ruggedized cable, including inner conductor, insulating layer, screen
Layer is covered, the inner conductor is set to the inside of the insulating layer, and the periphery of the insulating layer, the screen is arranged in the shielded layer
Cover the oversheath that layer periphery is provided with two layers or two layers or more.
Prior art among the above has the following deficiencies: in road construction or building process of construction, due to existing
The demand of field temporary electricity, cable is often drawn very long, so that most of main body has been in floor surface, works as field vehicle
When walking, partial cables can be rolled, will lead to cable appearance after the external force that cable is applied by vehicle for a long time
Rupture, cable will appear crack conditions when serious.
Utility model content
The purpose of the utility model is to provide a kind of ruggedized cables, bear a part in cable work by anti pressure devices
Pressure caused by being compressed as weight, it is against damages to can protect cable.
Above-mentioned utility model has the technical scheme that
A kind of ruggedized cable, it is described including inner conductor, insulating layer, shielded layer and the oversheath set gradually from inside to outside
It is provided with inner sheath between shielded layer and the oversheath, is moved towards between the inner sheath and the oversheath along the oversheath
It is provided with multistage resistance to compression unit；
The resistance to compression unit includes at least three elastic pressure-resisting plates and is connected between the adjacent elastic pressure-resisting plate
Elastic rod, is provided with fixing layer between the inner sheath and the oversheath, the both ends of the elasticity pressure-resisting plate are fixedly connected with
On the inside of the fixing layer, filled layer, the fixing layer and the outer shield are provided between the fixing layer and the inner sheath
Tensile layer is provided between set.
By using above-mentioned technical proposal, when cable work is in earth's surface and working region is vehicle pass-through region, because of electricity
Cable a part is located at earth's surface, so cable may be rolled during vehicle pass-through and then apply an external force to cable surface,
External force is to transmitting inside cable, and resistance to compression unit is located on the outside of inner sheath, and when cable is by external force, elastic pressure-resisting plate can be born
The effect of external force, while one elastic force of elastic rod offer can buffer this of a part of external force, elastic pressure-resisting plate and elastic rod
Kind cooperation can prevent cable surface caused by external force extruded cable from rupturing, so that cable is protected to be not easily broken its surface, into
And it is also not easy to break.
The utility model is further arranged to: the elastic rod includes interior bar, outer bar and spring, two elastic resistance to compressions
Plate end close to each other is fixedly connected with the interior bar and the outer bar respectively, the separate bullet connected with it of outer bar
Property pressure-resisting plate one end open up fluted, the interior bar is directed toward the outer bar and is stretched in the groove, the spring one end
It is fixedly connected with the groove bottom end, other end is fixedly connected with the end that the interior bar stretches to described groove one end.
By using above-mentioned technical proposal, interior bar can be flexible along outer bar, and spring can provide elastic force, when external force compresses electricity
Elasticity pressure-resisting plate can bear the effect of external force when cable surface, and elastic pressure-resisting plate can generate swing, the elastic force that spring provides at this time
The swing of elastic pressure-resisting plate can be resisted, to play the role of buffering.
The utility model is further arranged to: the outer bar and the elastic pressure-resisting plate connecting pin and the interior bar with it is described
Elastic pressure-resisting plate connecting pin is fixedly connected to bump rubber, and the bump rubber and the corresponding elastic pressure-resisting plate are solid
Fixed connection.
By using above-mentioned technical proposal, when by external force, external force can be transferred on elastic pressure-resisting plate and lead cable
It is caused to generate swing, outer bar and interior bar are fixedly connected with elastic pressure-resisting plate, so outer bar and interior bar can also be swung therewith,
Again since outer bar and interior bar be rigid material, so in the swing process of outer bar and interior bar, outer bar and interior bar and elastic reactance
The junction of pressing plate is easy to be extruded damage, and bump rubber compares that matter is soft, so that the effect of a buffering is provided, protection elasticity
Pressure-resisting plate.
The utility model is further arranged to: the end that the interior bar stretches to described groove one end is fixedly connected with outer ring
Plate, the outer bar opening, which is fixedly connected with, is clamped the inner ring plate being adapted to the outer ring plate.
By using above-mentioned technical proposal, when cable is by external force, due to the extruding of external force, elastic pressure-resisting plate can be sent out
It is raw to swing, and then cause to produce relative sliding between outer bar and interior bar, when the mobility mistake between corresponding outer bar and interior bar
When big, break-off can occur for interior bar and outer bar, have the clamping of inner ring plate to act on by outer ring plate, can limit interior bar relative to outer
The maximum distance of bar sliding, so guarantee interior bar and outer bar without departing from.
The utility model is further arranged to: the outer ring plate peripheral wall is arranged with rubber ring.
By using above-mentioned technical proposal, for interior bar relative in outer bar sliding process, outer ring plate squeezes the air in groove,
It can play the role of sealing by rubber ring, make closed between interior bar and outer bar, be filled out to prevent air in groove from entering
It fills in layer.
The utility model is further arranged to: the elasticity pressure-resisting plate is angularly distributed around the inner sheath.
By using above-mentioned technical proposal, when cable work, arbitrary surfaces are likely to bear the effect of external force, elasticity
Pressure-resisting plate bears external force for a long time also can be deformed or damage, and can make any bullet since elastic pressure-resisting plate is angularly distributed
Property pressure-resisting plate stress possibility it is all identical, so it is each elasticity pressure-resisting plate deformation extent it is identical, avoid because it is single elasticity resistance to compression
The excessive deformation of plate and lead to cable internal damage, to preferably protect cable.
The utility model is further arranged to: the elasticity pressure-resisting plate both ends are fixedly connected to supporting block, the support
Block is fixedly connected far from described elastic pressure-resisting plate one end with the fixing layer.
By using above-mentioned technical proposal, elastic pressure-resisting plate is when bearing the effect of external force, since the effect of power is mutual
, it is had a strong effect so elastic pressure-resisting plate also applies the fixing layer inner wall, and then generate pressure, supporting block can increase
The contact area of elastic pressure-resisting plate and fixing layer, and then elastic pressure-resisting plate is reduced to the pressure of fixing layer, to protect fixing layer.
The utility model is further arranged to: the filling layer material is ethene-vinyl acetate copolymer rubber.
By using above-mentioned technical proposal, ethene-vinyl acetate copolymer rubber is filled between sheath and fixing layer, is had
Very strong buffering anti-vibration performance.
In conclusion the advantageous effects of the utility model are as follows:
When cable surface is compressed by external force, external force is transmitted to elastic pressure-resisting plate by cable surface, and elastic pressure-resisting plate can
To sustain external force, and then it can protect cable and protect it from external force, swing, elastic reactance can be generated when elastic pressure-resisting plate stress
When pressing plate is swung, interior bar is slided with respect to outer bar, and then interior bar can squeeze spring, and spring generates elastic force and then counteracting a part is outer
Power, then cooperate the effect of filled layer, so as to preferably protect cable.
Detailed description of the invention
Fig. 1 is the schematic cross-section of the utility model；
Fig. 2 is the partial enlargement diagram in Fig. 1 at A.
Appended drawing reference: 1, inner conductor；2, insulating layer；3, shielded layer；4, oversheath；5, elastic pressure-resisting plate；6, elastic rod；7,
Supporting block；8, filled layer；9, fixing layer；10, outer bar；11, interior bar；12, spring；13, tensile layer；14, inner sheath；15, groove；
16, inner ring plate；17, outer ring plate；18, rubber ring；19, bump rubber.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Fig.1, a kind of ruggedized cable, including inner conductor 1, inner conductor 1 are a copper core, the outside of inner conductor 1 by it is interior to
It is successively coated with insulating layer 2, shielded layer 3 and oversheath 4 outside.Wherein, the material of insulating layer 2 is foamed plastics, foamed plastics tool
There is good flexibility, shielded layer 3 uses copper mesh braiding structure, and the material of oversheath 4 is polyvinyl chloride.
Referring to Fig.1, inner sheath 14, the outer lateral edge oversheath 4 of inner sheath 14 trend are provided between oversheath 4 and shielded layer 3
Spaced set has multistage resistance to compression unit, and resistance to compression unit includes at least three flexible elastic pressure-resisting plates 5 and is connected to phase
Elastic rod 6 between adjacent elasticity pressure-resisting plate 5, wherein elastic pressure-resisting plate 5 and elastic rod 6 are both preferably four.Elastic pressure-resisting plate 5 around
The arcuate surface of the circumferential angularly setting of inner sheath 14 and elastic pressure-resisting plate 5 is directed toward the setting of 14 axis bending of inner sheath.Resistance to compression unit
Outside is provided with fixing layer 9, and elastic 5 both ends of pressure-resisting plate are fixedly connected to supporting block 7, and 7 section of supporting block is trapezoidal, elastic reactance
5 end of pressing plate is fixedly connected with 7 small end face of supporting block, and 7 large end face of supporting block is fixedly connected with 9 inner wall of fixing layer.Fixing layer 9 with
Filled layer 8 is filled between inner sheath 14,8 material of filled layer is that the ethene-vinyl acetate with comfort cushioning performance is copolymerized rubber
Glue.Elastic pressure-resisting plate 5 is set to 14 outside of inner sheath, and when cable surface is by external force, elastic pressure-resisting plate 5 bears external force,
Filled layer 8 can provide buffer function simultaneously, preferably protect oversheath 4 and cable internal structure.
Referring to Fig. 2, elastic rod 6 includes outer bar 10, interior bar 11 and spring 12.Two elastic pressure-resisting plates 5 end close to each other
Portion is fixedly connected with an interior bar 11 and an outer bar 10, one end of the separate elastic pressure-resisting plate 5 connected with it of outer bar 10 respectively
Fluted 15 are opened up, interior bar 11 is directed toward outer bar 10 and is stretched in groove 15.12 one end of spring is fixedly connected with groove bottom end, separately
Outer one end is fixedly connected with the end that interior bar 11 stretches to described 15 one end of groove.When cable surface is by external force, bullet
Property pressure-resisting plate 5 can be occurred to swing two neighboring elastic pressure-resisting plate 5 in space by the effect of power can be relatively close elastic at this time
Pressure-resisting plate 5 can force interior bar 11 and outer bar 10 to occur to slide relatively, and then spring 12 will be shunk, and spring 12, which is shunk, provides one
Elastic force, elastic force can offset a part of external force to play buffer function.
Referring to Fig. 2, outer bar 10 is made with interior bar 11 of hardened resin material, 5 connecting pin of outer bar 10 and elastic pressure-resisting plate
Bump rubber 19 is fixedly connected to interior bar 11 and elastic 5 connecting pin of pressure-resisting plate, bump rubber 19 and corresponding elasticity
Pressure-resisting plate 5 is fixedly connected.The junction of outer bar 10 and interior bar 11 and elastic pressure-resisting plate 5 is easy to be extruded damage, bump rubber
19 to compare matter soft, it is possible to provide the effect of a buffering, elastic pressure-resisting plate 5 is protected to be damaged it not.
The end that interior bar 11 stretches to 15 one end of groove is fixedly connected with outer ring plate 17, the axis and interior bar 11 of outer ring plate 17
Axis be overlapped and outer diameter is less than 15 diameter of axle of groove, 10 opening of outer bar, which is fixedly connected with, is clamped the inner ring that is adapted to outer ring plate 17
The axis of plate 16, the diameter of axle and inner ring plate 16 that the internal diameter of inner ring plate 16 is greater than interior bar 11 is overlapped with the axis of interior bar 11.Outer ring plate
17 peripheral walls are arranged with rubber ring 18, and 18 peripheral wall of rubber ring abuts 15 inner wall of groove.The clamping engagement of outer ring plate 17 and inner ring plate 16
It can prevent the disengaging of outer bar 10 and interior bar 11.
Referring to Fig.1, due to cable when in use and when cable surface is by external force, fixing layer 9 will receive external force
Effect, and since fixing layer 9 and internal elastic pressure-resisting plate 5 are fixedly connected, external force passes through fixing layer 9 and is transmitted to elastic pressure-resisting plate
5, due to the effect of power be it is mutual, so fixing layer 9 again by elastic pressure-resisting plate 5 power effect, in order to reduce fixing layer 9
Due to impact force effect and the damage that generates, its trend of the outer lateral edge of fixing layer 9 are provided with tensile layer 13, oversheath 4 is coated on
13 appearance of tensile layer, tensile layer 13 are zinc-coated wire woven mesh structure, and zinc-coated wire mesh grid has the anti-expansion of good tension
Performance, the damage of fixing layer is prevented, and reticular structure also has certain flexibility, convenient for the bending and winding of cable.
The working principle and beneficial effect of the utility model are as follows:
When cable work is in earth's surface and working region is vehicle pass-through region, cable surface might have vehicle process,
Cable surface is transmitted to elastic pressure-resisting plate 5 from outermost oversheath 4 by external force, external force at this time, and elastic pressure-resisting plate 5 is held
By the effect of external force, elastic 5 stress of pressure-resisting plate will be swung, and interior bar 11 and outer bar 10 are driven when elastic pressure-resisting plate 5 is swung
Opposite sliding, while spring 12 is squeezed and generates an elastic force.When cable is by external force filled layer 8 can receiving portion be allocated as
With so can buffer a part of external force.
When external force is applied to cable surface and is transmitted to inside cable, elastic pressure-resisting plate 5 can bear external force reduction
The stress of cable, when elastic 5 stress of pressure-resisting plate is swung and interior bar 11 is slided with respect to outer bar 10, spring 12 generates an elastic force
Can be with external force suffered by snubber elastomeric pressure-resisting plate 5, and then more preferably protect cable.
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 ruggedized cable, including inner conductor (1), insulating layer (2), shielded layer (3) and the outer shield set gradually from inside to outside
It covers (4), it is characterised in that: inner sheath (14), the inner sheath are provided between the shielded layer (3) and the oversheath (4)
(14) along the oversheath (4), trend is provided with multistage resistance to compression unit between the oversheath (4)；
The resistance to compression unit includes at least three elastic pressure-resisting plates (5) and is connected between the adjacent elastic pressure-resisting plate (5)
Elastic rod (6), be provided between the inner sheath (14) and the oversheath (4) fixing layer (9), it is described elasticity pressure-resisting plate
(5) both ends are fixedly connected on the inside of the fixing layer (9), are arranged between the fixing layer (9) and the inner sheath (14)
Have filled layer (8), tensile layer (13) are provided between the fixing layer (9) and the oversheath (4).
2. ruggedized cable according to claim 1, it is characterised in that: the elastic rod (6) includes interior bar (11), outer bar
(10) and spring (12), two elastic pressure-resisting plates (5) end close to each other respectively with the interior bar (11) and it is described outside
Bar (10) is fixedly connected, and one end of the separate elastic pressure-resisting plate (5) connected with it of outer bar (10) opens up fluted
(15), the interior bar (11) is directed toward the outer bar (10) and is stretched in the groove (15), described spring (12) one end and institute
It states groove (15) bottom end to be fixedly connected, the end that other end stretches to the groove (15) one end with the interior bar (11) is fixed
Connection.
3. ruggedized cable according to claim 2, it is characterised in that: the outer bar (10) and the elastic pressure-resisting plate (5)
Connecting pin and the interior bar (11) and described elastic pressure-resisting plate (5) connecting pin are fixedly connected to bump rubber (19), described
Bump rubber (19) is fixedly connected with the corresponding elastic pressure-resisting plate (5).
4. ruggedized cable according to claim 3, it is characterised in that: the interior bar (11) stretches to the groove (15) one
The end at end is fixedly connected with outer ring plate (17), and outer bar (10) opening is fixedly connected with to be clamped with the outer ring plate (17)
The inner ring plate (16) of adaptation.
5. ruggedized cable according to claim 4, it is characterised in that: outer ring plate (17) peripheral wall is arranged with rubber ring
(18).
6. ruggedized cable according to claim 5, it is characterised in that: the elasticity pressure-resisting plate (5) is around the inner sheath
(14) it is angularly distributed.
7. ruggedized cable according to claim 1, it is characterised in that: described elasticity pressure-resisting plate (5) both ends are fixedly connected with
Have supporting block (7), the supporting block (7) is fixedly connected far from described elastic pressure-resisting plate (5) one end with the fixing layer (9).
8. ruggedized cable according to claim 1, it is characterised in that: filled layer (8) material is ethene-vinyl acetate
Copolymer rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920881656.7U CN209708682U (en) | 2019-06-12 | 2019-06-12 | A kind of ruggedized cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920881656.7U CN209708682U (en) | 2019-06-12 | 2019-06-12 | A kind of ruggedized cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209708682U true CN209708682U (en) | 2019-11-29 |
Family
ID=68650721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920881656.7U Active CN209708682U (en) | 2019-06-12 | 2019-06-12 | A kind of ruggedized cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209708682U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855678A (en) * | 2021-01-19 | 2021-05-28 | 青岛烟筒扣科技有限公司 | Hasp concatenation formula panel |
| CN114068078A (en) * | 2021-11-12 | 2022-02-18 | 安徽渡江电缆集团有限公司 | Improve wear-resisting control cable of sheath of interference killing feature |
-
2019
- 2019-06-12 CN CN201920881656.7U patent/CN209708682U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855678A (en) * | 2021-01-19 | 2021-05-28 | 青岛烟筒扣科技有限公司 | Hasp concatenation formula panel |
| CN114068078A (en) * | 2021-11-12 | 2022-02-18 | 安徽渡江电缆集团有限公司 | Improve wear-resisting control cable of sheath of interference killing feature |
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