CN210535411U - High-temperature-resistant insulated cable - Google Patents
High-temperature-resistant insulated cable Download PDFInfo
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- CN210535411U CN210535411U CN201921028874.2U CN201921028874U CN210535411U CN 210535411 U CN210535411 U CN 210535411U CN 201921028874 U CN201921028874 U CN 201921028874U CN 210535411 U CN210535411 U CN 210535411U
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Abstract
The utility model discloses a high temperature resistant insulated cable relates to insulated cable technical field, and is not strong enough to the tolerance of high temperature for solving current insulated cable, under high temperature environment for a long time, produces the damage easily, has reduced life's problem. The utility model discloses an insulating cable, including insulating cable main part, fire-resistant filling layer, heat dissipation layer, insulating layer, supporting component, buffer layer, buffer component, buffer layer and outer protective sheath, the inside of insulating cable main part is provided with fire-resistant filling layer, the inside of fire-resistant filling layer is provided with the cable core, the outside of cable core is provided with the insulating layer, and is three be provided with supporting component between the cable core, the outside of fire-resistant filling layer is provided with the insulation shielding layer, the outside of insulation shielding layer is provided with the heat dissipation layer, the outside of heat dissipation layer is provided with the corrosion-resistant.
Description
Technical Field
The utility model relates to an insulated cable technical field specifically is a high temperature resistant insulated cable.
Background
Electrical cables are a product of electrical cables used in the trunk lines of electrical power systems to transmit and distribute high power electrical energy. It is commonly used for urban underground power grid, power station leading-out line, power supply in industrial and mining enterprises and power transmission line under river-crossing seawater, and in the power line, the proportion of the cable is gradually increased, including thousands of volts and hundreds of volts and various voltage levels above. The insulated cable is a cable coated with an insulating layer, so that the use performance is better, and the use safety is higher.
However, the existing insulated cable has insufficient high-temperature resistance, is easy to damage and reduce the service life under a high-temperature environment for a long time, has relatively high structural rigidity inside the insulated cable, is easy to damage and break, and therefore does not meet the existing requirements, and the high-temperature-resistant insulated cable is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high temperature resistant insulated cable to the insulated cable who proposes in solving above-mentioned background art is not strong enough to the tolerance of high temperature, under high temperature environment for a long time, produces the damage easily, has reduced life's problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant insulated cable, includes the insulated cable main part, the inside of insulated cable main part is provided with fire-resistant filling layer, the inside of fire-resistant filling layer is provided with the cable core, and the cable core is provided with threely, the outside of cable core is provided with the insulating layer, and is three be provided with supporting component between the cable core, the outside of fire-resistant filling layer is provided with the insulation shielding layer, the outside of insulation shielding layer is provided with the heat dissipation layer, the outside on heat dissipation layer is provided with corrosion-resistant layer, corrosion-resistant layer's outside is provided with the insulating layer, be provided with the buffer layer between corrosion-resistant layer and the insulating layer, the inside of buffer layer is provided with the buffering subassembly, and the buffering subassembly sets up a.
Preferably, the supporting component comprises a first supporting plate, a second supporting plate, a third supporting plate, a first arc-shaped supporting plate, a second arc-shaped supporting plate and a third arc-shaped supporting plate, the first supporting plate, the second supporting plate and the third supporting plate are sequentially connected and arranged to form a triangular structure, the first arc-shaped supporting plate, the second arc-shaped supporting plate and the third arc-shaped supporting plate are sequentially arranged at three corners of the first supporting plate, the second supporting plate and the third supporting plate, and the three cable cores are respectively located at the inner sides of the first arc-shaped supporting plate, the second arc-shaped supporting plate and the third arc-shaped supporting plate.
Preferably, the buffering assembly comprises an upper fixing plate, a lower fixing plate and an S-shaped elastic part, the upper fixing plate is located above the lower fixing plate, the S-shaped elastic part is located between the upper fixing plate and the lower fixing plate, and the S-shaped elastic part, the upper fixing plate and the lower fixing plate are of an integral structure.
Preferably, the heat dissipation layer is internally provided with a plurality of heat dissipation holes.
Preferably, the cable core is formed by twisting a plurality of copper wires.
Preferably, the first support plate, the second support plate, the third support plate, the first arc-shaped support plate, the second arc-shaped support plate and the third arc-shaped support plate are all of an integrated structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a fire-resistant filling layer, heat dissipation layer, corrosion-resistant layer and insulating layer have set gradually in the outside of cable core. The fire-resistant filling layer and the heat insulation layer have higher high temperature resistance, so that the high temperature resistance of the cable can be improved, the cable is prevented from being damaged in a long-term use under a high-temperature environment, and the service life of the cable is prolonged; the heat dissipation layer is internally provided with a plurality of heat dissipation holes, has a good heat dissipation effect, and can be used for transferring heat generated by the cable during working to the outside and reducing the influence of the heat generated by the cable during working on data signal transmission; the corrosion-resistant layer has good corrosion resistance, is not easy to corrode and has longer service life.
2. The utility model discloses a set up supporting component between the three cable core, supporting component's the outside is provided with three arc layer board, can be fine hold the cable core, for the cable core provides the holding power, the protective force avoids bumping between the cable core, leads to damaging. A triangular support structure formed by three support plates is arranged among the three arc-shaped support plates, the triangular structure is stable, the support rigidity is high, the middle parts of the three support plates are of hollow structures, manufacturing materials can be reduced, and the overall weight is reduced.
3. The utility model discloses a be provided with the buffer layer, set up a plurality of buffering subassembly in the buffer layer, the upper fixed plate and the bottom plate of buffering subassembly are connected with corrosion-resistant layer and insulating layer laminating respectively, are provided with S type elastic component between upper fixed plate and the bottom plate, and S type elastic component adopts the rubber material, has good elasticity, and when the cable received external pressure, S type elastic component alleviated the pressure that receives and subduct to the compressive capacity of cable has been improved, the life of extension cable.
Drawings
Fig. 1 is a cross-sectional view of an insulated cable body of the present invention;
fig. 2 is a schematic structural view of the support assembly of the present invention;
fig. 3 is a schematic structural diagram of the buffer assembly of the present invention.
In the figure: 1. an insulated cable body; 2. a support assembly; 21. a first support plate; 22. a second support plate; 23. a third support plate; 24. a first arc-shaped supporting plate; 25. a second arc-shaped supporting plate; 26. a third arc-shaped supporting plate; 3. a cable core; 4. an insulating layer; 5. a refractory filler layer; 6. an insulating shield layer; 7. a heat dissipation layer; 71. heat dissipation holes; 8. a corrosion-resistant layer; 9. a buffer layer; 10. a buffer assembly; 101. an upper fixing plate; 102. a lower fixing plate; 103. an S-shaped elastic member; 11. a thermal insulation layer; 12. an armor outer jacket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: a high-temperature resistant insulated cable comprises an insulated cable main body 1, wherein a fireproof filling layer 5 is arranged inside the insulated cable main body 1 and has excellent high-temperature resistance, three cable cores 3 are arranged inside the fireproof filling layer 5, three cable cores 3 are arranged, an insulating layer 4 is arranged outside each cable core 3 and has excellent insulativity, a supporting component 2 is arranged among the three cable cores 3 and is used for providing supporting force for the cable cores 3, an insulating shielding layer 6 is arranged outside each fireproof filling layer 5 and can be used for homogenizing a magnetic field and preventing local discharge and improving the use safety of the cable, a heat dissipation layer 7 is arranged outside each insulating shielding layer 6 and has excellent heat dissipation effect, a corrosion-resistant layer 8 is arranged outside each heat dissipation layer 7 and is not easy to corrode, the service life is prolonged, a heat insulation layer 11 is arranged outside each corrosion-resistant layer 8 and has excellent heat insulation effect and ensures the high-temperature resistance of the cable, be provided with buffer layer 9 between corrosion-resistant layer 8 and the insulating layer 11, the inside of buffer layer 9 is provided with buffering subassembly 10 for the pressure that the buffering received, and buffering subassembly 10 sets up a plurality of, and the outside of insulating layer 11 is provided with armor outer jacket 12, can resist the destruction of various mechanical external force to cable inside, the life of extension cable.
Further, the supporting component 2 comprises a first supporting plate 21, a second supporting plate 22, a third supporting plate 23, a first arc-shaped supporting plate 24, a second arc-shaped supporting plate 25 and a third arc-shaped supporting plate 26, the first supporting plate 21, the second supporting plate 22 and the third supporting plate 23 are sequentially connected and arranged into a triangular structure, the triangular structure is stable, the supporting is firmer, the middle of the supporting component is in a hollow state, the supporting rigidity is guaranteed, meanwhile, the weight is reduced, the first supporting plate 21, the first arc-shaped supporting plate 24, the second arc-shaped supporting plate 25 and the third arc-shaped supporting plate 26 are sequentially arranged at three corners of the second supporting plate 22 and the third supporting plate 23, the arc is more easily attached to the surface of the cable core 3 in a tight mode, the three cable cores 3 are respectively located at the inner sides of the first arc-shaped supporting plate 24, the second arc-shaped supporting plate.
Further, buffering subassembly 10 includes upper fixed plate 101, bottom plate 102 and S type elastic component 103, upper fixed plate 101 is located the top of bottom plate 102, S type elastic component 103 is located between upper fixed plate 101 and bottom plate 102, S type elastic component 103 has good elasticity, but the pressure that the cable outside received relaxs, S type elastic component 103 and upper fixed plate 101 and bottom plate 102 are integrated into one piece, the wholeness is good, the junction is seamless, be difficult to the fracture.
Further, the heat dissipation holes 71 are formed in the heat dissipation layer 7, and the heat dissipation holes 71 are provided with a plurality of heat dissipation holes, so that the heat dissipation efficiency is improved, and the cables are not affected by temperature.
Further, the cable core 3 is formed by twisting a plurality of copper wires to form twisted connection, so that gaps among the copper wires are reduced, and the pressure capacity and the structural rigidity are improved.
Furthermore, the first support plate 21, the second support plate 22, the third support plate 23, the first arc-shaped support plate 24, the second arc-shaped support plate 25 and the third arc-shaped support plate 26 are all of an integrated structure, and are integrally formed, so that the integrity is good, and no gap is formed at the joint.
The working principle is as follows: in use, the cable core 3 serves as a main component of the insulated cable body 1, serving an important role in transmitting and distributing electrical energy. Three cable core 3 has been set up to the inside of insulated cable main part 1, supporting component 2 has been set up between three cable core 3, first arc layer board 24 through on the supporting component 2, second arc layer board 25 and third arc layer board 26 are connected with the laminating of three cable core 3, provide the holding power for cable core 3, avoid bumping between the cable core 3, lead to damaging, first extension board 21 has been set up between the three arc layer board, second extension board 22 and third extension board 23, three extension board has formed stable triangle-shaped bearing structure, and the centre department of three extension board is hollow structure, the stability of support has been guaranteed when lightening holistic weight. Fire-resistant filling layer 5 is being filled to the outside of cable core 3, good high temperature resistance has, wrap up cable core 3, can prolong cable core 3's life, but the insulation shielding layer 6 uniform magnetic field in the fire-resistant filling layer 5 outside, prevent partial discharge, improve the security of the use of cable, set up a plurality of louvre 71 on the heat dissipation layer 7 in the insulation shielding layer 6 outside, good radiating effect has, can be with the heat transfer to the outside that the cable produced at the during operation, reduce the influence of the heat that the cable during operation produced to data signal transmission. The corrosion-resistant layer 8 is not susceptible to corrosion. The heat insulation layer 11 has a good heat insulation effect, and reduces the influence of the external temperature on the insulated cable main body 1. The armor outer sheath 12 can resist the damage of various mechanical external forces to the interior of the cable, and the service life of the cable is prolonged. Be provided with buffer layer 9 between corrosion-resistant layer 8 and the insulating layer 11, there are a plurality of buffering subassembly 10 in the buffer layer 9, and S type elastic component 103 among the buffering subassembly 10 has good elasticity, and when insulating cable main part 1 received external pressure, S type elastic component 103 can relax, subdue pressure, avoids pressure to produce the influence to insulating cable main part 1.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A high temperature resistant insulated cable, includes insulated cable main part (1), its characterized in that: the cable is characterized in that a fireproof filling layer (5) is arranged inside the insulating cable body (1), a cable core (3) is arranged inside the fireproof filling layer (5), the number of the cable cores (3) is three, an insulating layer (4) is arranged outside the cable core (3), a supporting component (2) is arranged between the cable cores (3), an insulating shielding layer (6) is arranged outside the fireproof filling layer (5), a heat dissipation layer (7) is arranged outside the insulating shielding layer (6), an anti-corrosion layer (8) is arranged outside the heat dissipation layer (7), a heat insulation layer (11) is arranged outside the anti-corrosion layer (8), a buffer layer (9) is arranged between the anti-corrosion layer (8) and the heat insulation layer (11), a buffer component (10) is arranged inside the buffer layer (9), and the buffer component (10) is provided with a plurality of components, an armor outer protective layer (12) is arranged on the outer side of the heat insulation layer (11).
2. A high temperature resistant insulated cable according to claim 1, characterized in that: the supporting component (2) comprises a first supporting plate (21), a second supporting plate (22), a third supporting plate (23), a first arc-shaped supporting plate (24), a second arc-shaped supporting plate (25) and a third arc-shaped supporting plate (26), wherein the first supporting plate (21), the second supporting plate (22) and the third supporting plate (23) are sequentially connected and arranged into a triangular structure, the first arc-shaped supporting plate (24), the second arc-shaped supporting plate (25) and the third arc-shaped supporting plate (26) are sequentially arranged at three corners of the first supporting plate (21), the second supporting plate (22) and the third supporting plate (23), and the cable cores (3) are respectively located on the inner sides of the first arc-shaped supporting plate (24), the second arc-shaped supporting plate (25) and the third arc-shaped supporting plate (26).
3. A high temperature resistant insulated cable according to claim 1, characterized in that: the buffer assembly (10) comprises an upper fixing plate (101), a lower fixing plate (102) and an S-shaped elastic part (103), wherein the upper fixing plate (101) is located above the lower fixing plate (102), the S-shaped elastic part (103) is located between the upper fixing plate (101) and the lower fixing plate (102), and the S-shaped elastic part (103), the upper fixing plate (101) and the lower fixing plate (102) are of an integral structure.
4. A high temperature resistant insulated cable according to claim 1, characterized in that: the heat dissipation layer (7) is internally provided with a plurality of heat dissipation holes (71), and the heat dissipation holes (71) are provided with a plurality of heat dissipation holes.
5. A high temperature resistant insulated cable according to claim 1, characterized in that: the cable core (3) is formed by twisting a plurality of copper wires.
6. A high temperature resistant insulated cable according to claim 2, characterized in that: the first support plate (21), the second support plate (22), the third support plate (23), the first arc-shaped supporting plate (24), the second arc-shaped supporting plate (25) and the third arc-shaped supporting plate (26) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028874.2U CN210535411U (en) | 2019-07-02 | 2019-07-02 | High-temperature-resistant insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028874.2U CN210535411U (en) | 2019-07-02 | 2019-07-02 | High-temperature-resistant insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210535411U true CN210535411U (en) | 2020-05-15 |
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ID=70596690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921028874.2U Expired - Fee Related CN210535411U (en) | 2019-07-02 | 2019-07-02 | High-temperature-resistant insulated cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210535411U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111696713A (en) * | 2020-07-15 | 2020-09-22 | 高真真 | Waterproof cable is used in underground works construction |
-
2019
- 2019-07-02 CN CN201921028874.2U patent/CN210535411U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111696713A (en) * | 2020-07-15 | 2020-09-22 | 高真真 | Waterproof cable is used in underground works construction |
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| 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: 20200515 Termination date: 20200702 |
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| CF01 | Termination of patent right due to non-payment of annual fee |