CN114974695B - Fill electric pile with dampproofing stretch-proofing function and use wire and cable - Google Patents
Fill electric pile with dampproofing stretch-proofing function and use wire and cable Download PDFInfo
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- CN114974695B CN114974695B CN202210842934.4A CN202210842934A CN114974695B CN 114974695 B CN114974695 B CN 114974695B CN 202210842934 A CN202210842934 A CN 202210842934A CN 114974695 B CN114974695 B CN 114974695B
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- cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
- B60L53/18—Cables specially adapted for charging electric vehicles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/182—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments
- H01B7/183—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring comprising synthetic filaments forming part of an outer sheath
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/189—Radial force absorbing layers providing a cushioning effect
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a wire cable for a charging pile with a dampproof and stretching-resistant function, and relates to a cable. This application is through being provided with cable mounting and buckling extension layer for can utilize cable mounting to install to the cable, but because cable mounting and the existence of buckling extension layer can make the cable pulled out from cable mounting at certain degree after buckling, thereby avoid direct tensile to the cable, can protect the cable, make it have certain stretch-resistant performance.
Description
Technical Field
The invention relates to a cable, in particular to a wire and cable with dampproof and stretch-proof functions for a charging pile.
Background
The cable is typically a rope-like cable of twisted wires of several groups of wires, each group being insulated from each other and often twisted around a center, covered entirely with a highly insulating coating. And fill electric pile and set up in the fixed part generally for charge electric automobile or electric motorcycle, the cable of filling electric pile needs real-time transmission communication when public department for state and the charge that will charge carry out real-time supervision, thereby make can be convenient for control to charging, so need use charging cable, wherein charging cable includes power cable and control cable, because the cable need carry out frequent removal in the charging process, and the cable itself has certain gravity, make in permanent use, the cable is by tensile deformation easily, leads to the cable to take place deformation, influence the quality of cable.
Disclosure of Invention
The invention aims to provide a wire and cable for a charging pile with a dampproof and stretching-resistant function, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a fill electric pile with cable with dampproofing stretch-proofing function, includes transmission cable and protection piece, the transmission cable includes main transmission cable and subordinate reserve cable, main transmission cable is used for conveying main communication information, main transmission cable outside is provided with subordinate reserve cable through the protection piece for transmission reserve information, evenly be provided with cable installed part on the main transmission cable, cable installed part side is provided with the extension layer of buckling for buckle to cable and buffer.
As a further scheme of the invention: the protection piece comprises a main transmission protection structure and an external protection structure, wherein the main transmission protection structure is arranged outside the main transmission cable and used for protecting the main transmission cable, a subordinate spare cable is arranged outside the main transmission protection structure, and an external protection structure is arranged on the side edge of the subordinate spare cable and used for protecting the electric wire and the cable.
As still further aspects of the invention: the main transmission protection structure comprises an isolated steel core, a protection air bag strip and a supporting steel plate, wherein the isolated steel core is arranged on the main transmission cable through a cable mounting piece, the supporting steel plate is fixed on the side edge of the isolated steel core, the supporting steel plate is in a fan-shaped arrangement, and the protection air bag strip is fixed on the side edge of the isolated steel core.
As still further aspects of the invention: the external protection structure comprises filling glue, a protection fixing shell and insulating glue, the annular protection fixing shell is fixed at the end part of the supporting steel plate, the insulating glue is fixed on the side edge of the protection fixing shell, the placing groove is formed by the protection fixing shell, the supporting steel plate and the isolated steel core, and the filling glue is filled in the placing groove.
As still further aspects of the invention: the inside circular telegram cable and the monitoring cable of having placed of standing groove, the monitoring cable is used for transmitting the monitoring signal, circular telegram cable is used for transmitting the electricity.
As still further aspects of the invention: the cable mounting piece includes fixing base, inside glues the board, slides and glues board and bolster, the fixing base is evenly fixed on main transmission cable, the fixing base is inside to be provided with the slip through the bolster slip and glues the board, evenly be fixed with inside glues the board on the isolated steel core, inside glues the board with the slip glues the board and passes through gluey fixedly.
As still further aspects of the invention: the buffer piece comprises an extension spring, a connecting plate, a connecting groove and a connecting rod, wherein the connecting groove is formed in the fixing seat, the extension spring is fixed inside the connecting groove, the connecting plate is fixed at the end part of the extension spring, the connecting plate is connected with the connecting groove in a sliding mode, the connecting rod is fixed at the end part of the connecting plate, and the sliding sticking plate is fixed at the end part of the connecting rod.
As still further aspects of the invention: the spring steel is adopted for the isolated steel core, the supporting steel plate comprises reinforcing ribs and buffer rubber, the reinforcing ribs of the supporting steel plate are made of steel, the buffer rubber is fixed inside the reinforcing ribs, and the buffer rubber is used for buffering.
Compared with the prior art, the invention has the beneficial effects that: according to the cable protection device, the main transmission cable and the auxiliary standby cable are arranged, so that the cable for transmitting signals can be installed and placed according to the protection importance degree, the cable can be respectively protected, and the common corrosion and the like are avoided from damaging the transmission signals of the cable; simultaneously this application is through being provided with cable mounting and buckling extension layer for can utilize cable mounting to install the cable, and can cause the cable to be stretched at certain degree when the cable is buckled, but because cable mounting and the existence of buckling extension layer, can make the cable pulled out from cable mounting at certain degree after buckling, thereby avoid direct cable's stretching, can protect the cable, make it have certain stretch-resistant performance.
Drawings
Fig. 1 is a schematic diagram of a structure of a wire and cable for a charging pile with moisture-proof and stretch-proof functions.
Fig. 2 is a schematic structural diagram of an external protection structure in a wire and cable for a charging pile with a dampproof and stretch-proof function.
Fig. 3 is a schematic structural view of a cable installation member for a charging pile with moisture-proof and stretch-proof functions.
Fig. 4 is a schematic diagram of a main transmission cable in a wire and cable for a charging pile with moisture-proof and stretch-proof functions.
Fig. 5 is a schematic view of a supporting steel plate structure in a wire and cable for a charging pile with dampproof and stretch-proof functions.
Reference numerals illustrate: 1. a main transmission cable; 2. a protective airbag strip; 3. supporting a steel plate; 4. a power-on cable; 5. a slave spare cable; 6. monitoring the cable; 7. isolating the steel core; 8. filling glue; 9. an inner adhesive plate; 10. a fixing seat; 11. a connecting groove; 12. a tension spring; 13. a connecting plate; 14. a connecting rod; 15. sliding adhesive plates; 16. a cable mount; 17. bending the extension layer; 18. a protective fixed housing; 19. insulating glue; 20. a buffer rubber; 21. reinforcing ribs.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 5, in the embodiment of the present invention, a cable for a charging pile with a moisture-proof and stretch-proof function includes a transmission cable and a protection member, the transmission cable includes a main transmission cable 1 and a subordinate standby cable 5, so that the cable for transmitting signals can be installed and placed according to the importance degree of protection, and thus the main transmission cable 1 can be respectively protected from damaging the transmission signal of the cable, such as common corrosion, so that the main transmission cable 1 is used for transmitting main communication information, i.e. transmitting control signals, and transmitting signals for monitoring electric quantity, the outside of the main transmission cable 1 is provided with the subordinate standby cable 5 through the protection member, for transmitting standby information, i.e. transmitting information except for control, i.e. including voltage and current for transmission, and the like, and the cable mounting member 16 is uniformly arranged on the main transmission cable 1, i.e. the main transmission cable 1 can be mounted through the cable mounting member 16, and in a non-common direct fixing manner, so that the transmission cable 1 can be stretched under the action of the cable mounting member 16 in a certain range, and thus the cable can be prevented from being deformed by bending the cable mounting member, and the cable can be prevented from being deformed by bending the cable layer 17. In this embodiment, the main transmission cable 1 is used to transmit the main signal, the auxiliary standby cable 5 is used to transmit the information except the control, when the cable is bent to a certain extent, the whole cable has a certain diameter, so when the cable is bent, the main transmission cable 1 is deformed to a certain extent and is irreversible, but in this embodiment, the cable is installed through the cable installation piece 16, so that the cable is extended to a certain extent under the action of the bending extension layer 16, and when the cable is straightened and laid, the bending extension layer 16 can be straightened under the elastic action of the cable installation piece 16, so as to avoid the damage of the main transmission cable 1 caused by irreversible bending.
As a further embodiment of the present application, please refer to fig. 1 and 2, wherein for protecting the whole cable, the protection member comprises a main transmission protection structure and an external protection structure, the main transmission protection structure is arranged outside the main transmission cable 1 for protecting the main transmission cable 1, the main transmission cable 1 is protected by the main transmission protection structure which is specially made because of the importance degree of the main transmission cable 1, the auxiliary spare cable 5 is arranged outside the main transmission protection structure, the external protection structure is arranged on the side of the auxiliary spare cable 5 for protecting the electric wire and cable, in the present embodiment, the main transmission cable 1 is protected by the main transmission protection structure first, and then the whole electric wire and cable are protected by the external protection structure, and the electric wire and cable are fully protected by the importance level.
As a further embodiment of the present application, please refer to fig. 1 and 2, wherein in order to guarantee the protection of the main transmission cable 1, the main transmission protection structure includes an insulation steel core 7, a protection air bag strip 2 and a supporting steel plate 3, that is, in this real time, the main transmission cable 1 is provided with the insulation steel core 7 through a cable mounting member 16, the side edge of the insulation steel core 7 is fixed with the supporting steel plate 3, so that the main transmission cable 1 is fully protected by the insulation steel core 7, then the supporting steel plate 3 is in a fan-shaped arrangement, the side edge of the insulation steel core 7 is fixed with the protection air bag strip 2, so that the buffer effect between the insulation steel core 7 and the rest of the slave standby cables 5 is realized by the protection air bag strip 2, so that if the electric wires and cables fall down, the main transmission cable 1 can realize weak buffer under a certain degree, and effectively protect the main transmission cable 1.
As a further embodiment of the application, please refer to fig. 1 and 2, wherein in order to protect the electric wires and cables, the external protection structure comprises a filling glue 8, a protection fixing shell 18 and an insulating glue 19, namely, an annular protection fixing shell 18 is fixed at the end of the supporting steel plate 3, the insulating glue 19 is fixed at the side edge of the protection fixing shell 18, so that the insulating glue 19 is utilized to coat the outside of the protection fixing shell 18, the insulating property of the protection fixing shell 18 can be realized by utilizing the insulating glue 19, the situation that electric wires and cables generate electric leakage is avoided, the placing grooves are formed by the protection fixing shell 18, the supporting steel plate 3 and the insulating steel core 7, the filling glue 8 is filled in the placing grooves, so that the subordinate standby cables 5 are protected by the filling glue 8, and certain buffering is formed by the subordinate standby cables 5 during impact under the action of the filling glue 8, and the standby cables are protected.
As a further embodiment of the present application, please refer to fig. 1, wherein an energizing cable 4 and a monitoring cable 6 are placed inside the placement groove, wherein the energizing state of the electric wire and the cable is maintained by the energizing cable 4, the monitoring cable 6 is used for transmitting the monitoring signal, so the monitoring cable 6 is used for transmitting the monitoring signal, and the energizing cable 4 is used for transmitting the electric power.
As a further embodiment of the present application, please refer to fig. 1, fig. 3 and fig. 4, wherein in order to realize the installation to main transmission cable 1, so cable mounting 16 includes fixing base 10, inside bonding plate 9, slip bonding plate 15 and bolster, fixing base 10 evenly fixes on main transmission cable 1 promptly, in this embodiment, need fix main transmission cable 1 according to certain distance and isolated steel core 7, make main transmission cable 1 can have recoverable bending property in certain scope, fixing base 10 inside is provided with slip bonding plate 15 through the bolster slip, evenly be fixed with inside bonding plate 9 on isolated steel core 7, inside bonding plate 9 and slip bonding plate 15 pass through the glue and fix, make and fix through inside bonding plate 9 and slip bonding plate 15, the bolster includes extension spring 12, connecting plate 13, spread groove 11 and connecting rod 14, set up connecting groove 11 on fixing base 10, the inside extension spring 12 tip is fixed with connecting plate 13, connecting plate 13 and spread groove 11 sliding connection, connecting rod 13 tip is fixed with connecting rod 14, thereby can make main transmission cable 1 to stretch out the bending property when main transmission cable 1 is fixed with the connecting rod 15, thereby can become the main transmission cable 1 in a certain slip bonding plate 1, make the slip bonding plate is stretched out under the condition, thereby can be guaranteed to the main transmission cable 1, can be stretched out by the extension state, thereby, can be guaranteed to main transmission cable 1 is stretched out, when the main transmission cable 1 is stretched out, can be stretched out, and can be made.
As a further embodiment of the present application, please refer to fig. 1 and 5, wherein in order to ensure the tensile resistance of the insulation steel core 7, spring steel is used for the insulation steel core 7, the supporting steel plate 3 includes a reinforcing rib 21 and a buffer rubber 20, the reinforcing rib 21 of the supporting steel plate 3 is made of steel, the buffer rubber 20 is fixed inside the reinforcing rib 21, and the buffer rubber 20 is used for buffering.
The working principle of the invention is as follows: the main transmission cable 1 is utilized to transmit main signals, the auxiliary standby cable 5 is utilized to transmit information except control, when the cable is bent to a certain extent, as the cable is installed through the cable installation piece 16, the main transmission cable 1 can extend to a certain extent under the action of the bending extension layer 16, the sliding adhesive plate 15 slides on the fixing seat 10 under the action of certain micro force, so that the main transmission cable 1 can be bent, when the cable is straightened and laid, the bending extension layer 16 can be straightened under the elastic action of the cable installation piece 16, so that the sliding adhesive plate 15 can enter the fixing seat 10, the main transmission cable 1 can be protected by the aid of the stretching spring 12 under the condition that the main transmission cable 1 can be stretched, the main transmission cable 1 can be stretched by the aid of the stretching spring 12, damage caused by the fact that the main transmission cable 1 is directly stretched is avoided, the main transmission cable 1 is not damaged, and the situation that the main transmission cable 1 is irreversibly bent is prevented from being damaged, and the main transmission cable 1 is installed in order to be isolated from being fixed by the certain distance, and the main transmission cable 1 is installed in order to be isolated from the certain distance.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The utility model provides a fill electric pile and use electric wire cable with dampproofing stretch-proofing function, its characterized in that includes transmission cable and protection piece, the transmission cable includes main transmission cable (1) and subordinate spare cable (5), main transmission cable (1) are used for conveying main communication information, main transmission cable (1) outside is provided with subordinate spare cable (5) through the protection piece for transmission spare information, evenly be provided with cable mounting piece (16) on main transmission cable (1), cable mounting piece (16) side is provided with buckling extension layer (17) for buffering the buckling of electric wire cable;
the protection piece comprises a main transmission protection structure and an external protection structure, wherein the main transmission protection structure is arranged outside the main transmission cable (1) and is used for protecting the main transmission cable (1), a subordinate spare cable (5) is arranged outside the main transmission protection structure, and an external protection structure is arranged on the side edge of the subordinate spare cable (5) and is used for protecting an electric wire and a cable;
the main transmission protection structure comprises an isolation steel core (7), a protection air bag strip (2) and a support steel plate (3), wherein the isolation steel core (7) is arranged on the main transmission cable (1) through a cable mounting piece (16), the support steel plate (3) is fixed on the side edge of the isolation steel core (7), the support steel plate (3) is in a fan-shaped arrangement, and the protection air bag strip (2) is fixed on the side edge of the isolation steel core (7);
the cable installation piece (16) comprises a fixing seat (10), an inner adhesive plate (9), a sliding adhesive plate (15) and a buffer piece, wherein the fixing seat (10) is uniformly fixed on the main transmission cable (1), the sliding adhesive plate (15) is arranged in the fixing seat (10) in a sliding manner through the buffer piece, the inner adhesive plate (9) is uniformly fixed on the insulating steel core (7), and the inner adhesive plate (9) and the sliding adhesive plate (15) are fixed through glue;
the buffer piece comprises a tension spring (12), a connecting plate (13), a connecting groove (11) and a connecting rod (14), wherein the connecting groove (11) is formed in the fixing seat (10), the tension spring (12) is fixed in the connecting groove (11), the connecting plate (13) is fixed at the end part of the tension spring (12), and the connecting plate (13) and the connecting rod are connected
The connecting groove (11) is connected in a sliding mode, a connecting rod (14) is fixed at the end portion of the connecting plate (13), and a sliding adhesive plate (15) is fixed at the end portion of the connecting rod (14).
2. The electric wire and cable for charging pile with dampproof stretch-proof function according to claim 1, wherein the external protection structure comprises a filling glue (8), a protection fixing housing (18) and an insulating glue
(19) The support steel plate (3) tip is fixed with annular protection fixed shell (18), protection fixed shell (18) side is fixed with insulating glue (19), protection fixed shell (18), support steel plate (3) and isolated steel core (7) form the standing groove, the inside packing of standing groove has packing to glue (8).
3. The electric wire and cable for charging pile with dampproof and stretch-proof functions according to claim 2, wherein the placing groove is internally provided with an energizing cable (4) and a monitoring cable (6), the monitoring cable (6) is used for transmitting monitoring signals, and the energizing cable (4) is used for transmitting electricity.
4. The electric wire and cable for charging pile with dampproof and stretch-proof functions according to claim 1, characterized in that the insulating steel core (7) is spring steel, and the supporting steel plate (3) comprises reinforcing ribs
(21) And the buffer rubber (20), the reinforcing rib (21) of the supporting steel plate (3) is made of steel, the buffer rubber (20) is fixed in the reinforcing rib (21), and the buffer rubber (20) is used for buffering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210842934.4A CN114974695B (en) | 2022-07-18 | 2022-07-18 | Fill electric pile with dampproofing stretch-proofing function and use wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210842934.4A CN114974695B (en) | 2022-07-18 | 2022-07-18 | Fill electric pile with dampproofing stretch-proofing function and use wire and cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114974695A CN114974695A (en) | 2022-08-30 |
| CN114974695B true CN114974695B (en) | 2023-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210842934.4A Active CN114974695B (en) | 2022-07-18 | 2022-07-18 | Fill electric pile with dampproofing stretch-proofing function and use wire and cable |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195372B (en) * | 2017-06-30 | 2023-08-11 | 渝丰科技股份有限公司 | Stable and convenient-to-assemble and disassemble multi-conductor cable and processing method thereof |
| CN108520799B (en) * | 2018-04-04 | 2020-02-07 | 湖南神通光电科技有限责任公司 | Photoelectric composite optical cable and preparation method thereof |
| CN209056321U (en) * | 2018-11-20 | 2019-07-02 | 湖北永强富科技实业有限公司 | A kind of novel multi-core low noise sensor signal cable |
| CN110931149B (en) * | 2019-11-29 | 2021-12-03 | 昆明电立电缆有限公司 | Fill electric pile wire cable with dampproofing stretch-proofing function |
| CN112863748A (en) * | 2021-01-15 | 2021-05-28 | 张徐 | Shield constructs electromechanical cable |
| CN215680197U (en) * | 2021-08-11 | 2022-01-28 | 江苏泰祥电线电缆有限公司 | Fill electric pile wire cable with dampproofing stretch-proofing function |
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