CN219610103U - Composite cable and electrical equipment - Google Patents
Composite cable and electrical equipment Download PDFInfo
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- CN219610103U CN219610103U CN202321256946.5U CN202321256946U CN219610103U CN 219610103 U CN219610103 U CN 219610103U CN 202321256946 U CN202321256946 U CN 202321256946U CN 219610103 U CN219610103 U CN 219610103U
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- cable
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The utility model is applicable to the technical field of cables, and provides a composite cable which comprises a flexible pipe sleeve and a cable body, wherein the cable body comprises an air pipe, a wire core component and a signal cable component, the air pipe is arranged in the middle of the flexible pipe sleeve and is used for transmitting gas, the wire core component is used for transmitting electric power, and the signal cable component is used for transmitting signals; the signal cable component comprises a twisted pair cable formed by twisting a signal wire and a wire core; the wire core component comprises a plurality of power wire cores arranged around the air pipe; the signal cable component and the wire core component are arranged between the flexible pipe sleeve and the air pipe, and each power wire core is connected with the air pipe and the flexible pipe sleeve respectively. The utility model also provides an electrical device. The composite cable and the electrical equipment provided by the utility model can realize simultaneous transmission of gas, electric power and signals, and are good in practicability and reliable in structure.
Description
Technical Field
The utility model belongs to the field of cables, and particularly relates to a composite cable and electrical equipment.
Background
In the prior art, a cable for transmitting gas can only transmit gas independently, a cable for transmitting current can only transmit current independently, the function is single, and the gas and the current or the gas, the current and the signal can not be transmitted simultaneously; if gas, current and signals need to be transmitted simultaneously, three cables need to be arranged, so that not only is the space occupied in disorder, but also transmission protection of both gas and electricity and shielding of signals cannot be considered simultaneously under severe environments (such as severe oil pollution environments), and the safety needs to be improved.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a composite cable and electrical equipment, which can realize simultaneous transmission of gas, electric power and signals, and have good practicability and reliable structure.
The technical scheme of the utility model is as follows: in one aspect, a composite cable is provided, including a flexible pipe sleeve and a cable body, wherein the cable body includes an air pipe arranged in the middle of the flexible pipe sleeve and used for transmitting air, a wire core component used for transmitting electric power, and a signal cable component used for transmitting signals; the signal cable component comprises a twisted pair cable formed by twisting a signal wire and a wire core; the wire core component comprises a plurality of power wire cores arranged around the air pipe; the signal cable component and the wire core component are arranged between the flexible pipe sleeve and the air pipe, and each power wire core is connected with the air pipe and the flexible pipe sleeve respectively.
As a further improvement of the technical scheme, the signal cable component further comprises a shielding layer sleeved on the outer circumferential side of the twisted pair cable and used for shielding interference signals.
As a further improvement of the technical scheme, the flexible pipe sleeve is internally provided with an installation gap, and the composite cable further comprises a flexible filling layer filled in the installation gap.
As a further improvement of the technical scheme, four power wire cores are arranged, one power wire core is a ground wire power wire core used for grounding, and the other power wire cores are three-phase power wire cores used for transmitting three-phase alternating voltage.
As a further improvement of the technical scheme, the four power wire cores are divided into two wire core groups, each wire core group comprises two parallel power wire cores, and the two wire core groups and the twisted pair cables are uniformly distributed in an annular space between the air pipe and the flexible pipe sleeve; or, each power wire core and the twisted pair cable are uniformly distributed in the annular space between the air pipe and the flexible pipe sleeve.
As a further improvement of the technical scheme, the composite cable further comprises two interfaces respectively arranged at the end part of the cable body, and each interface comprises a gas pipe joint part for gas diversion, a power joint part for power transmission and a signal joint part for signal transmission.
As a further improvement of the technical scheme, the shielding layer is aluminum foil coated on the periphery of the twisted pair cable; the flexible filling layer is made of cotton yarns; the flexible pipe sleeve is made of polyurethane.
As a further improvement of the technical scheme, the inner wall of the flexible pipe sleeve is provided with a plurality of limiting structures, and the limiting structures comprise a signal cable limiting structure for limiting the signal cable component and a wire core limiting structure for limiting the wire core component.
As a further improvement of the technical scheme, the air pipe comprises an inner pipe for transmitting air and an outer pipe sleeved on the inner pipe, and the inner pipe is further provided with a guide wire.
In another aspect, an electrical device is provided, to which the composite cable described above is connected.
The composite cable and the electrical equipment provided by the utility model comprise the flexible pipe sleeve and the cable body, wherein the cable body comprises the air pipe which is arranged in the middle of the flexible pipe sleeve and is used for transmitting gas, the wire core component which is used for transmitting electric power and the signal cable component which is used for transmitting signals, so that the simultaneous transmission of gas, electric power and signals can be realized, and the practicability is good; the signal cable component comprises a twisted pair cable formed by twisting the signal wire and the wire core, the space between the signal wire and the wire core is reduced by twisting, the signal interference between the signal wire and the wire core is reduced, the same interference is generated, the interference current directions generated in two adjacent twists are just opposite, and the interference current directions can be offset, so that part of interference signals can be reduced, and the transmission stability of the signals is ensured; the cable core component comprises a plurality of power cable cores which are arranged around the air pipe, the signal cable components and the cable core component are arranged between the flexible pipe sleeve and the air pipe, the power cable cores are respectively connected with the air pipe and the flexible pipe sleeve and are not directly exposed to the external environment, the overall structure is compact, the protection of power transmission and gas transmission can be achieved, and the safety is good.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a composite cable according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a composite cable according to another embodiment of the present utility model.
Reference numerals in the drawings:
1. a flexible tube sleeve; 2. an air pipe; 3. a core member; 31. a power core; 32. a core group; 4. a signal cable member; 41. twisted wire cable; 411. a signal line; 412. a wire core; 42. a shielding layer; 5. a flexible filler layer.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It should be noted that the terms "disposed" and "connected" should be construed broadly, and may be, for example, directly disposed or connected, or indirectly disposed or connected through a central element or a central structure.
In addition, in the embodiments of the present utility model, terms of directions or positional relationships indicated by "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are directions or positional relationships based on the directions or positional relationships shown in the drawings or the conventional placement state or use state, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the structures, features, devices or elements to be referred to must have specific directions or positional relationships nor must be constructed and operated in specific directions, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
The various features and embodiments described in the detailed description may be combined in any suitable manner, for example, different embodiments may be formed by different combinations of features/embodiments, where not contradictory, and various possible combinations of features/embodiments in the present utility model are not described further in order to avoid unnecessary repetition.
As shown in fig. 1 and 2, the composite cable provided by the embodiment of the utility model comprises a flexible pipe sleeve 1 and a cable body, wherein the cable body comprises an air pipe 2, a wire core component 3 and a signal cable component 4; the air pipe 2 is arranged in the middle of the flexible pipe sleeve 1, so that the production process is easy, the roundness can be ensured in the frequent movement of the whole cable, and the air pipe is used for transmitting air; the power can be transmitted through the wire core component 3, and the signal can be transmitted through the signal cable component 4, so that the simultaneous transmission of gas, power and signals can be realized, and the practicability is good; the signal cable component 4 includes a twisted pair cable 41 formed by twisting the signal wire 411 and the wire core 412, the space between the signal wire 411 and the wire core 412 can be reduced, so as to reduce the signal interference between the signal wire 411 and the wire core 412, and the same interference, the interference currents generated in the twisted pair wires of the adjacent signal wire 411 and wire core 412 are just opposite, and can cancel each other, thus reducing part of interference signals, and ensuring the transmission stability of signals; the wire core part 3 comprises a plurality of power wire cores 31 arranged around the air pipe 2; the signal cable component 4 and the wire core component 3 are both arranged between the flexible pipe sleeve 1 and the air pipe 2, and are not directly exposed in the external environment, and each power wire core 31 is respectively connected with the air pipe 2 and the flexible pipe sleeve 1, so that the electric power transmission and gas transmission protection can be achieved, and the electric power transmission and gas transmission protection device is good in safety. The composite cable provided by the embodiment of the utility model can realize simultaneous transmission of gas, electric power and signals, and has the advantages of good practicability, compact and reliable structure and good safety.
In some embodiments, the signal cable component 4 further includes a shielding layer 42, where the shielding layer 42 is sleeved on the outer peripheral side of the twisted pair cable 41, so as to shield interference signals, especially interference signals of other internal cores (such as the power core 31), so as to be effectively shielded, which is beneficial to further reducing interference signals; the shielding layer 42 is an aluminum foil coated on the periphery of the twisted pair cable 41, is coated by the aluminum foil, is simpler, can be attached to the twisted pair cable 41, and has small occupied space, good shielding effect and low cost.
In some embodiments, the flexible pipe sleeve 1 has an installation gap, and the installation gap may specifically include a gap between the power cores 31, a gap between the power cores 31 and the twisted pair cable 41, and so on; the composite cable also comprises a flexible filling layer 5 filled in the installation gap, so that the composite cable is softer and more elastic and is bending-resistant; the flexible filling layer 5 is made of cotton yarn, and can be wrapped by adopting non-woven fabrics after filling, so that the flexible filling layer is easy to fill and low in cost.
In some embodiments, four power cores 31 are provided, one of the power cores 31 is a ground power core for grounding, and the other three power cores 31 are three-phase power cores, which can be used for transmitting three-phase ac voltage, so as to meet the power transmission requirement.
In some embodiments, the four power wire cores 31 are divided into two wire core groups 32, each wire core group 32 comprises two parallel and contact power wire cores 31, the two power wire cores 31 can be twisted and wound in pairs, so that space is saved, gaps between the two wire core groups 32 and the twisted pair cables 41 are uniformly distributed in an annular space between the air pipe 2 and the flexible pipe sleeve 1, and the gaps are filled by the flexible filling layer 5, so that cotton yarns are uniformly distributed, and the overall elasticity is better; in another embodiment, each of the power cores 31 and the twisted pair cables 41 are uniformly distributed in the annular space between the air pipe 2 and the flexible pipe sleeve 1, and similarly, the gaps are filled by the flexible filling layer 5, so that cotton yarns are uniformly distributed and elasticity is more uniform.
In some embodiments, the composite cable further comprises two interfaces respectively provided at the ends of the cable body, each of the interfaces comprising a gas pipe interface for gas flow guiding, a power interface for power transmission, and a signal interface for signal transmission.
In some embodiments, the flexible pipe sleeve 1 is made of polyurethane, namely pur, and has excellent oil resistance, good toughness and wear resistance, so that the whole composite cable can be suitable for occasions with extremely severe greasy dirt and low-temperature environments, and has long service life.
In some embodiments, the inner wall of the flexible pipe sleeve is provided with a plurality of limiting structures, and the plurality of limiting structures comprise a signal cable limiting structure for limiting the signal cable component 4 and a wire core limiting structure for limiting the wire core component 3, and in specific applications, the plurality of limiting structures can be limiting grooves, so that the air pipe 2 or the wire core component 3 is clamped into the limiting grooves to be restrained, and the structure is more stable and reliable.
In some embodiments, the air pipe 2 includes an inner pipe for transmitting air and an outer pipe sleeved on the inner pipe, the inner pipe is further provided with a guide wire, the guide wire can be an aluminum wire or an iron wire with certain flexibility, the outer pipe is arranged to prevent air from directly leaking into the flexible pipe sleeve 1 to affect the power wire core 31, the technical problems that the power wire core 31 is affected and the maintenance is inconvenient when the air pipe in the flexible pipe sleeve leaks can be solved, and in specific application, when the inner pipe has an air leakage phenomenon or needs to be maintained, the inner pipe can be pulled out for detection or is directly replaced, a new inner pipe is sleeved on the guide wire and is installed in the outer pipe, and the air pipe is convenient to install and convenient to maintain.
The embodiment of the utility model also provides electrical equipment, which is connected with the composite cable.
The composite cable and the electrical equipment provided by the embodiment of the utility model comprise the flexible pipe sleeve 1 and the cable body, wherein the cable body comprises the air pipe 2 which is arranged in the middle of the flexible pipe sleeve 1 and is used for transmitting gas, the wire core component 3 which is used for transmitting electric power and the signal cable component 4 which is used for transmitting signals, so that the simultaneous transmission of the gas, the electric power and the signals can be realized, and the practicability is good; the signal cable component 4 comprises a twisted pair cable 41 formed by twisting a signal wire 411 and a wire core 412, so that signal interference is effectively reduced; the wire core part 3 comprises a plurality of power wire cores 31 arranged around the air pipe 2; the signal cable component 4 and the wire core component 3 are both arranged between the flexible pipe sleeve 1 and the air pipe 2, but are not directly exposed in the external environment, and each power wire core 31 is respectively connected with the air pipe 2 and the flexible pipe sleeve 1, so that the structure is compact, the power transmission and gas transmission protection can be considered, and the safety is good.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The composite cable is characterized by comprising a flexible pipe sleeve and a cable body, wherein the cable body comprises an air pipe, a wire core component and a signal cable component, the air pipe is arranged in the middle of the flexible pipe sleeve and is used for transmitting air, the wire core component is used for transmitting electric power, and the signal cable component is used for transmitting signals; the signal cable component comprises a twisted pair cable formed by twisting a signal wire and a wire core; the wire core component comprises a plurality of power wire cores arranged around the air pipe; the signal cable component and the wire core component are arranged between the flexible pipe sleeve and the air pipe, and each power wire core is connected with the air pipe and the flexible pipe sleeve respectively.
2. The composite cable of claim 1, wherein the signal cable component further comprises a shielding layer surrounding the outer peripheral side of the twisted pair cable for shielding an interference signal.
3. The composite cable of claim 2, wherein the flexible tube has a mounting gap therein, the composite cable further comprising a flexible filler layer filling the mounting gap.
4. The composite cable of claim 1, wherein four power cores are provided, one of the power cores being a ground power core for grounding and the remaining power cores being three-phase power cores for transmitting three-phase ac voltages.
5. The composite cable of claim 1, wherein four of said power cores are divided into two sets of cores, each set comprising two parallel power cores, the two sets of cores and said twisted pair cable being evenly distributed within an annular space between said air tube and said flexible tube sleeve; or, each power wire core and the twisted pair cable are uniformly distributed in the annular space between the air pipe and the flexible pipe sleeve.
6. The composite cable of claim 1, further comprising two interfaces respectively disposed at ends of the cable body, each of the interfaces comprising a gas interface for gas flow guiding, a power interface for power transmission, and a signal interface for signal transmission.
7. The composite cable of claim 3, wherein the shielding layer is aluminum foil coated on the periphery of the twisted pair cable; the flexible filling layer is made of cotton yarns; the flexible pipe sleeve is made of polyurethane.
8. A composite cable as claimed in claim 3, wherein the inner wall of the flexible tube sleeve is provided with a plurality of limiting structures including a signal cable limiting structure for limiting the signal cable component and a core limiting structure for limiting the core component.
9. The composite cable of any one of claims 1 to 8, wherein the gas tube comprises an inner tube for transporting gas and an outer tube sleeved on the inner tube, the inner tube further being provided with a guide wire.
10. An electrical device to which is connected a composite cable according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321256946.5U CN219610103U (en) | 2023-05-22 | 2023-05-22 | Composite cable and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321256946.5U CN219610103U (en) | 2023-05-22 | 2023-05-22 | Composite cable and electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219610103U true CN219610103U (en) | 2023-08-29 |
Family
ID=87755072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321256946.5U Active CN219610103U (en) | 2023-05-22 | 2023-05-22 | Composite cable and electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219610103U (en) |
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2023
- 2023-05-22 CN CN202321256946.5U patent/CN219610103U/en active Active
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