CN209344463U - Cable-assembly - Google Patents
Cable-assembly Download PDFInfo
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- CN209344463U CN209344463U CN201920344754.7U CN201920344754U CN209344463U CN 209344463 U CN209344463 U CN 209344463U CN 201920344754 U CN201920344754 U CN 201920344754U CN 209344463 U CN209344463 U CN 209344463U
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Abstract
This application involves a kind of cable-assemblies comprising: cable, including at least one phase line and at least one ground wire are used for transmission electric signal；Switching device, at least one end are connected with cable, and including rotary part, rotary part includes conductive sheet, and when rotary part rotates to predetermined position, conductive sheet is by each phase line and earth short, it is breaking between each phase line and ground wire when rotary part rotates to general position.Therefore, the application cable-assembly can greatly simplify the maintenance process of electric system, and then improve maintenance efficiency.
Description
Technical field
This application involves technical field of electric power, more particularly to a kind of cable-assembly.
Background technique
With the development of modern society, electric energy has become one of most important energy.Electric energy (such as solar energy) passes through electricity
Force system is transmitted.
Currently, being commonly connected directly between the power transmission cable of electric system.If electrical equipment needs to repair work
When (maintenance, replacement, detection etc.), need the cable being directly connected to disconnect, then again by cable weight after the completion of work to be repaired
New connection.This results in that electric system maintenance process is many and diverse, low efficiency.
Utility model content
Based on this, it is necessary in view of the above technical problems, provide a kind of cable that can simplify electric system maintenance process
Component.
A kind of cable-assembly, comprising:
Cable, including at least one phase line and at least one ground wire, are used for transmission electric signal；
Switching device, at least one end are connected with the cable, and including rotary part, the rotary part includes conduction
Piece, when the rotary part rotates to predetermined position, the conductive sheet is by each phase line and the earth short, described
It is breaking between each phase line and the ground wire when rotary part rotates to general position.
In one of the embodiments,
The switching device further includes connector assembly, the connector assembly include mutually matched first connector with
And second connector, the rotary part are set on first connector；
First connector or second connector are equipped with phase line plug-in unit and ground connection plug-in unit, the phase line plug-in unit
It is electrically connected corresponding phase line, the ground connection plug-in unit is electrically connected the ground wire；First connector and the second connector grafting
Cooperation, and when the rotary part rotates to predetermined position, the conductive sheet connects the phase line plug-in unit and the ground connection plug-in unit.
The rotary part further includes conductive tube in one of the embodiments, and the conductive tube is described for being socketed in
It is grounded on plug-in unit, the conductive sheet is connected on the conductive tube.
The rotary part further includes insulation division in one of the embodiments, and the insulation division is arranged described first
On connector, the conductive tube is fixed on the insulation division.
The phase line plug-in unit and the ground connection plug-in unit are conductive pin or the phase in one of the embodiments,
Line plug-in unit and the ground connection plug-in unit are conductive base pin.
In one of the embodiments,
First connector is socket, and second connector is plug, and first connector is equipped with elastic component,
Second connector is equipped with limit hole, when first connector and second connector are mating, the elasticity
Part is clasped with the limit hole.
In one of the embodiments,
First connector is socket, and second connector is plug, and second connector is equipped with elastic component,
First connector is equipped with limit hole, when first connector and second connector are mating, the elasticity
Part is clasped with the limit hole.
In one of the embodiments,
The switching device further includes screwing component, and the component that screws is rotatably connected on second connector, institute
The outer wall for screwing component is stated equipped with external screw thread；
First connector includes occlusion part, and the inner wall of the occlusion part is equipped with the interior spiral shell being adapted to the external screw thread
Line.
The switching device further includes fixation member in one of the embodiments, and the fixation member is connected to described
On first connector and for fixing first connector.
In one of the embodiments,
First connector is equipped with short circuit mark and identifies with open circuit, and the rotary part is equipped with aligning structure；When
When the rotary part rotates to the aligning structure alignment short circuit mark, the conductive sheet is by the phase line and described
Short-circuit between line, when the rotary part rotates to the aligning structure alignment open circuit mark, the conductive sheet is by institute
It states breaking between phase line and the ground wire.
Above-mentioned circuit pack, is provided with switching device.Switching device includes rotary part.Rotary part rotates to pre-determined bit
When setting, conductive sheet is by phase line and earth short.So carrying out electricity using the electric system using the application cable-assembly
When gas maintenance of equipment, it is only necessary to rotary part.Therefore, the application cable-assembly can greatly simplify electric system
Maintenance process, and then improve maintenance efficiency.
Detailed description of the invention
Fig. 1 is cable-assembly schematic diagram in one embodiment；
Fig. 2 is in partial cutaway schematic when different location for rotary part in one embodiment；
Fig. 3 is in partial cutaway schematic when different location for rotary part in another embodiment；
Fig. 4 is in partial cutaway schematic when different location for rotary part in another embodiment.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
Cable-assembly provided by the present application can be applied to the electric system such as solar energy.It can be, but not limited to be applied to
Current Transformer Secondary side connection in photovoltaic plant.
In one embodiment, with reference to Fig. 1, a kind of cable-assembly, including cable 100 and switching device 200.Converter
At least one end of part 200 is connected with cable 100.I.e. switching device 200 can have one end to be connected with cable 100, can also there is two
End is connected with cable 100, or can also have multi-terminal link to have cable 100.The application is not restricted to this.
Cable 100 is used to electric power or information being transferred to another place from one comprising for conductive phase line 110 and
Ground wire 120.In same cable 100, the quantity of ground wire 120 be usually one or one or more, the quantity of phase line 110 is usually
Two or two or more, it may be one certainly.Insulating layer 130 is enclosed with outside phase line 110 and ground wire 120.Absolutely
Edge layer 130 can will be dielectrically separated between each phase line 110 and phase line 110 and ground wire 120.
In addition, can be coated with shielded layer (or armor) and external sheath layer etc. outside the insulating layer 130 of cable 100.
Shielded layer can reduce influence of the external electromagnetic field to power supply or communication line, and armor protects cable will not be by extraneous mechanical force
It destroys, by chemical atmospheres corrosion etc..External sheath layer can play the role of insulation protection.
With reference to Fig. 2, switching device 200 includes rotary part 210.Rotary part 210 can be rotated comprising conductive
Piece 211.It is breaking between each phase line 110 and ground wire 120 when rotary part 210 is located at general position.It is revolved in rotary part 210
When going to predetermined position, conductive sheet 211 is short-circuit by each phase line 110 and ground wire 120.At this point, safely can electrically be set to each
It is standby to repair (maintenance, replacement, detection etc.).General position refers to the other positions other than predetermined position.
So using the electric system using the application cable-assembly, when carrying out electric equipment maintenance, it is only necessary to rotate
Rotary part 210.Therefore, the application cable-assembly can greatly simplify the maintenance process of electric system, and then improve dimension
Repair efficiency.
In one embodiment, with reference to Fig. 1, switching device 200 further includes connector assembly 220.Connector assembly 220 wraps
Include the first connector 221 and the second connector 222.Second connector 222 can carry out grafting with the first connector 221 and match
It closes.Specifically, it is socket that the first connector 221, which can be set, and the second connector 222 is plug, and the first connection also can be set
Device 221 is plug, and the second connector 222 is socket etc..
Rotary part 210 is set on the first connector 221.First connector 221 can connect cable 100, can also be with
It is arranged on electrical equipment.When it is arranged on electrical equipment, the second connector 222 can connect cable 100.Certainly, it connects
First connector 221 of device assembly 220 and the second connector 222 cable 100 that can also to be separately connected two different.
With reference to Fig. 2, the first connector 221 (or second connector 222) is equipped with phase line plug-in unit 220a and ground connection plug-in unit
220b.Phase line plug-in unit 220a is electrically connected corresponding phase line 110, and then provides electric power or information transmission for phase line.It is grounded plug-in unit 220b
It is electrically connected ground wire 120, so that ground wire 120 can be connect with corresponding ground terminal, to carry out ground protection.Each phase line plug-in unit
220a and ground connection plug-in unit 220b is upper can be equipped with the mark such as number or letter, and then is convenient for wiring and convenient for safeguarding.
Specifically, it is conductive pin or phase line plug-in unit that phase line plug-in unit 220a and ground connection plug-in unit 220b, which can be set,
220a and ground connection plug-in unit 200b is conductive base pin.
First connector 221 and the second connector 222 are mating, and when rotary part 210 rotates to predetermined position, rotation
The conductive sheet 211 of rotation member 210 connects phase line plug-in unit 220a and ground connection plug-in unit 220b, and then may be implemented to use in electric system
120 short circuit of each phase line 110 and ground wire of each cable 100 arrived.
Meanwhile the present embodiment is enormously simplified the wiring of cable 100 and was dismantled by setting connector assembly 220
Journey.Wiring process is only needed 222 grafting of the first connector 221 and the second connector of connector assembly 220, and is taken out stitches
Process only needs mutually to unplug the first connector 221 of connector assembly 220 and the second connector 222.Therefore, this reality
Applying example can effectively improve wiring and efficiency of taking out stitches.Also, connector assembly 220 can effectively improve the electrical of electric system
Connection reliability.
Certainly, in the embodiment of the present application, the set-up mode of rotary part 210 can also be different from aforesaid way.For example, turning
Parallel operation part 200 can not also include connector assembly 220, can be one and be fixedly connected with both threads cable 100 or fixed company
One electrical fitting of wiring cable 100 and electrical equipment.At this point, rotary part 210 is not set to the connection of flexible connection
In device assembly 220, but it is arranged on the electrical fitting that one is fixedly connected.
In one embodiment, with continued reference to Fig. 2, switching device 200 further includes connector assembly 220.Meanwhile it revolving simultaneously
Rotation member 210 further includes conductive tube 212.Conductive tube 212 is electrically connected for being socketed in ground connection plug-in unit 220b with ground wire 120
It connects.
It is socketed in always on ground connection plug-in unit 220b it is noted herein that conductive tube 212 can be, at this point, rotating part
Part 210 and ground connection plug-in unit 220b can be arranged on same first connector 221.Alternatively, conductive tube 212 can also be
It is socketed in when a connector 221 and mating the second connector 222 on ground connection plug-in unit 220b, at this point it is possible to design rotating part
Part 210 is arranged on the first connector 221, and is grounded plug-in unit 220b and is arranged on the second connector 222.
Conductive sheet 211 is connected on conductive tube 212, and then can be electrically connected by conductive tube 212 and ground connection plug-in unit 220b
It connects.At this point, only the other end of conductive sheet 211 and phase line plug-in unit 220a need to be connected when rotary part 210 rotates to predetermined position
It connects, can realize the short circuit between phase line 110 and ground wire 120 simple and effectively.
Specifically, with reference to Fig. 2, three phase lines 110 and a ground wire 120 is can be set in same cable 100.That is, cable
100 be three-phase and four-line cable.A three phase line plug-in unit 220a and ground connection plug-in unit 220b are arranged in corresponding connector assembly 220.
At this point, setting one is socketed in conductive tube 212 and three conductions being connected on conductive tube 212 on ground connection plug-in unit 220b
Piece 211.
Alternatively, two phase lines 110 and two ground wires 120 can be set in same cable 100 with reference to Fig. 3.That is, cable 100
For four line cable of two-phase.Two phase line plug-in unit 220a and two ground connection plug-in unit 220b are arranged in corresponding connector assembly 220.Each
Phase line plug-in unit 220a be correspondingly formed one group of plug-in unit with a ground connection plug-in unit 220b and combine, every group of plug-in unit combination passes through connector
An insulating barrier 223 on component 220 is dielectrically separated from.At this point it is possible to which two conductive tubes 212 are arranged is socketed in two ground connection respectively
On plug-in unit 220b, a conductive sheet 211 is respectively connected on each conductive tube 212.
Alternatively, three phase lines 110 and three ground wires 120 can be set in same cable 100 with reference to Fig. 4.That is, cable 100
For six line cable of three-phase.Three phase line plug-in unit 220a and three ground connection plug-in unit 220b are arranged in corresponding connector assembly 220.Each
Phase line plug-in unit 220a be correspondingly formed one group of plug-in unit with a ground connection plug-in unit 220b and combine, every group of plug-in unit combination passes through connector
An insulating barrier 223 on component 220 is dielectrically separated from.At this point it is possible to which three conductive tubes 212 are arranged is socketed in three ground connection respectively
On plug-in unit 220b, a conductive sheet 211 is respectively connected on each conductive tube 212.
In addition, for the ease of rotation, rotary part 210 can also include insulation division 213, and insulation division 213 is set with reference to Fig. 1
It sets on the first connector 221, conductive tube 212 is fixed on insulation division 213, and then is passed through with can be convenient and be can be manually rotated insulation
Portion 213 comes so that conductive tube 212 and conductive sheet 211 rotate together.It further, can also be again on the surface of insulation division 213
Equipped with multiple raised 2131, and then increasing friction force, convenient for hand-held rotation.
Certainly, in the application other embodiments, the setting form of conductive sheet 211 can also be different from aforesaid way.Example
Such as, the conductive tube 212 for connecting conductive sheet 211 is socketed on each phase line plug-in unit 220a.At this point it is possible to be rotated in rotary part 210
When to predetermined position, so that the other end for the conductive sheet 211 being connected on each conductive tube 212 is connect with ground connection plug-in unit 220b.
In one embodiment, with reference to Fig. 1, the first connector 221 is socket, and the second connector 222 is plug.First connects
Device 221 is connect equipped with elastic component 220c, the second connector 222 is equipped with limit hole 220d, and the first connector 221 is connect with second
When device 222 is mating, elastic component 220c is clasped with limit hole 220d, so effectively prevent the first interface unit 221 with
The connection of first interface unit 221 misplaces or falls off because of external force, has ensured that the electrical connection of connector assembly 220 is stablized
Property.
Certainly, the first connector 221 is socket, when the second connector 222 is plug, in order to reach guarantee connector assembly
The first connector 221 can also be arranged equipped with limit hole 220d, the second connector in the purpose of 220 electrical connection stability
222 when being equipped with elastic component 220c, the first connector 221 and mating the second connector 222, elastic component 220c and limit hole
220d is clasped.
In one embodiment, switching device 200 further includes screwing component 230, screws component 230 and is rotatably connected on second
On connector 222.The outer wall for screwing component 230 is equipped with external screw thread.First connector 221 includes occlusion part 2211, occlusion part
2211 inner wall is equipped with the internal screw thread being adapted to external screw thread.
After 222 grafting of the first connector 221 and the second connector, screw component 230 rotated so that internal screw thread with
External screw thread cooperates, and then the connection of the first interface unit 221 and the first interface unit 221 also can be effectively prevented because of external force
It acts on and misplaces or fall off, ensured the electrical connection stability of connector assembly 220.
In one embodiment, it continues to refer to figure 1, switching device 200 further includes fixation member 240.Fixation member 240 connects
It is connected on the first connector 221 and for fixing the first connector 221.At this point, 221 position of the first connector is fixed, therefore more
Added with the stability and safety for being conducive to electrical connection.Specifically, fixation hole 241 can be equipped in fixation member 240, in turn
It can be cooperated by the connectors such as fixation hole 241 and screw, and fixation member 240 is fixed.
In one embodiment, the first connector 221 is equipped with short circuit mark 221a.Rotary part 210 is equipped with contraposition
Structure 210a.When rotary part 210 rotates to aligning structure 210a alignment short circuit mark 221a, by phase line 110 and ground wire 120
Between short circuit.
Meanwhile open circuit mark 221b is additionally provided on the first connector of the present embodiment 221.When rotary part 210 rotates to pair
It, will be breaking between phase line 110 and ground wire 120 when bit architecture 210a alignment open circuit mark 221b.
The first connector of the present embodiment 221 is equipped with specific short circuit mark 221a and open circuit mark 221b, therefore, can be with
The rotation mode of specification rotary part 210, and then convenient in varied situations, circuit being accurately arranged, to guarantee circuit
The reliability of connection and the safety of electricity consumption.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to utility model patent range therefore cannot be interpreted as.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the concept of this application, various modifications and improvements can be made, these belong to the application's
Protection scope.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of cable-assembly characterized by comprising
Cable, including at least one phase line and at least one ground wire, are used for transmission electric signal；
Switching device, at least one end are connected with the cable, and including rotary part, the rotary part includes conductive sheet,
When the rotary part rotates to predetermined position, the conductive sheet is by each phase line and the earth short, in the rotation
It is breaking between each phase line and the ground wire when component rotates to general position.
2. cable-assembly according to claim 1, which is characterized in that
The switching device further includes connector assembly, and the connector assembly includes mutually matched first connector and
Two connectors, the rotary part are set on first connector；
First connector or second connector are equipped with phase line plug-in unit and ground connection plug-in unit, the phase line plug-in unit are electrically connected
Corresponding phase line is connect, the ground connection plug-in unit is electrically connected the ground wire；First connector and second connector are mating,
And the rotary part, when rotating to predetermined position, the conductive sheet connects the phase line plug-in unit and the ground connection plug-in unit.
3. cable-assembly according to claim 2, which is characterized in that the rotary part further includes conductive tube, described to lead
For being socketed in the ground connection plug-in unit, the conductive sheet is connected on the conductive tube torch.
4. cable-assembly according to claim 3, which is characterized in that the rotary part further includes insulation division, described exhausted
Edge is arranged on first connector, and the conductive tube is fixed on the insulation division.
5. cable-assembly according to claim 2, which is characterized in that the phase line plug-in unit and the ground connection plug-in unit are to lead
Electric mortiser needle or the phase line plug-in unit and the ground connection plug-in unit are conductive base pin.
6. cable-assembly according to claim 2, which is characterized in that
First connector is socket, and second connector is plug, and first connector is equipped with elastic component, described
Second connector be equipped with limit hole, first connector and second connector it is mating when, the elastic component with
The limit hole is clasped.
7. cable-assembly according to claim 2, which is characterized in that
First connector is socket, and second connector is plug, and second connector is equipped with elastic component, described
First connector be equipped with limit hole, first connector and second connector it is mating when, the elastic component with
The limit hole is clasped.
8. cable-assembly according to claim 2, which is characterized in that
The switching device further includes screwing component, and the component that screws is rotatably connected on second connector, the rotation
The outer wall of tight component is equipped with external screw thread；
First connector includes occlusion part, and the inner wall of the occlusion part is equipped with the internal screw thread being adapted to the external screw thread.
9. cable-assembly according to claim 2, which is characterized in that the switching device further includes fixation member, described
Fixation member is connected on first connector and for fixing first connector.
10. cable-assembly according to claim 2, which is characterized in that
First connector is equipped with short circuit mark and identifies with open circuit, and the rotary part is equipped with aligning structure；When described
When rotary part rotates to the aligning structure alignment short circuit mark, the conductive sheet by the phase line and the ground wire it
Between short circuit, when the rotary part rotates to the aligning structure alignment open circuit mark, the conductive sheet is by the phase
It is breaking between line and the ground wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920344754.7U CN209344463U (en) | 2019-03-19 | 2019-03-19 | Cable-assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920344754.7U CN209344463U (en) | 2019-03-19 | 2019-03-19 | Cable-assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209344463U true CN209344463U (en) | 2019-09-03 |
Family
ID=67763019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920344754.7U Active CN209344463U (en) | 2019-03-19 | 2019-03-19 | Cable-assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209344463U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755820A (en) * | 2019-03-19 | 2019-05-14 | 协鑫能源工程有限公司 | Cable-assembly |
| CN113848422A (en) * | 2021-09-22 | 2021-12-28 | 中国商用飞机有限责任公司 | Cable conduction testing device |
-
2019
- 2019-03-19 CN CN201920344754.7U patent/CN209344463U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109755820A (en) * | 2019-03-19 | 2019-05-14 | 协鑫能源工程有限公司 | Cable-assembly |
| CN113848422A (en) * | 2021-09-22 | 2021-12-28 | 中国商用飞机有限责任公司 | Cable conduction testing device |
| CN113848422B (en) * | 2021-09-22 | 2023-04-18 | 中国商用飞机有限责任公司 | Cable conduction testing device |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
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Address after: 210058 Longtan logistics base 1, Longgang street, Qixia Road, Qixia, Jiangsu, 3-100 Patentee after: GCL Green Energy System Technology Co.,Ltd. Address before: 210058 Longtan logistics base 1, Longgang street, Qixia Road, Qixia, Jiangsu, 3-100 Patentee before: GCL ENERGY ENGINEERING CO.,LTD. |