CN214589922U - Incoming and outgoing line integrated solid insulation voltage transformer cabinet - Google Patents
Incoming and outgoing line integrated solid insulation voltage transformer cabinet Download PDFInfo
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- CN214589922U CN214589922U CN202022048597.0U CN202022048597U CN214589922U CN 214589922 U CN214589922 U CN 214589922U CN 202022048597 U CN202022048597 U CN 202022048597U CN 214589922 U CN214589922 U CN 214589922U
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Abstract
The utility model discloses a business turn over line integral type solid insulation voltage transformer cabinet, include: the cabinet body is divided into a main bus compartment, an insulation cylinder compartment, a cable compartment and a rear compartment by a partition plate; a cabinet combining bus; a communication insulator; a cable assembly disposed within the cable compartment, the cable assembly comprising: the cable protection device comprises an inlet and outlet sleeve connected with the second end of the contact insulating part, a first inserting port arranged on the inlet and outlet sleeve, a voltage transformer inserted with the first inserting port through a cable flexible bridge and a second inserting port arranged on the inlet and outlet sleeve and used for inserting a cable. The utility model discloses can make the second interface realize the business turn over line function through the selective access inlet wire cable or the cable of being qualified for the next round of competitions under the function that realizes the voltage transformer cabinet, and need not to increase in addition the cabinet body to the volume of voltage transformer cabinet has been dwindled.
Description
Technical Field
The utility model relates to a switchgear technical field especially relates to a business turn over line integral type solid insulation voltage transformer cabinet.
Background
In the outdoor distribution network power supply, in order to ensure the safety, stability, timeliness and the like of the power supply scheme, a ring network power supply mode is often adopted, namely a group of ring network cabinet stations are arranged at a distance. Wherein, every looped netowrk cabinet station still can install voltage transformer cabinet (also called PT cabinet) additional in order to satisfy the demand of low-voltage power.
The existing voltage transformer cabinet is divided into an inflatable insulation voltage transformer cabinet and a solid insulation voltage transformer cabinet, wherein the solid insulation voltage transformer cabinet has the characteristics of good safety, small size and the like, and meets the requirements of closed type and miniaturization of a high-voltage switch cabinet in a power distribution system, so that the voltage transformer cabinet is popularized and applied in a large quantity.
Traditional solid insulation voltage transformer cabinet all needs to increase one side cabinet body in addition in order to realize business turn over line function to satisfy distribution system's design demand, and increase the one side cabinet body after then lead to the volume of solid insulation voltage transformer cabinet great.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is how to reduce the volume of solid insulation voltage transformer cabinet under the prerequisite that solid insulation voltage transformer cabinet realized business turn over line function.
In order to solve the technical problem, the utility model provides an business turn over line integral type solid insulation voltage transformer cabinet, include: the cabinet body is divided into a main bus compartment, an insulation cylinder compartment, a cable compartment and a rear compartment by a partition plate; the cabinet combination bus is arranged in the main bus compartment; the contact insulating piece is arranged in the insulating cylinder compartment, and the first end of the contact insulating piece is connected with the second end of the cabinet combination bus; a cable assembly disposed within the cable compartment, the cable assembly comprising: the cable protection device comprises an inlet and outlet sleeve connected with the second end of the contact insulating part, a first inserting port arranged on the inlet and outlet sleeve, a voltage transformer inserted with the first inserting port through a cable flexible bridge and a second inserting port arranged on the inlet and outlet sleeve and used for inserting a cable.
Furthermore, the first interface and the second interface have the same interface direction.
Still further, the access sheath comprises: the cable connector comprises a first cable sleeve connected with the second end of the contact insulating part and a second cable sleeve with one end connected with the first plugging port, wherein the first plugging port is arranged at one end of the first cable sleeve, and the second plugging port is arranged at one end of the second cable sleeve.
Still further, the first and second cable sleeves are C-configured sleeves.
Furthermore, the outside of the cabinet combination bus, the voltage transformer, the cable flexible bridge and the isolating switch is coated with an epoxy resin layer.
Further, the epoxy resin layer is externally coated with a conductive layer.
Furthermore, a bus socket is arranged at the first end of the cabinet combination bus.
Furthermore, a bus sleeve is arranged at the first end of the cabinet combining bus, and the bus plug interface is arranged at one end of the bus sleeve.
Further, the bus bar sleeve is a sleeve with a C-shaped structure.
Still further, the separator is made of a metal material.
The technical effects of the utility model reside in that: through set up first interface and second interface on business turn over line sleeve pipe, and voltage transformer passes through the cable flexible bridge frame and pegs graft with first interface, just so can realize under the function of voltage transformer cabinet, make the second interface realize business turn over the line function through the selective access inlet wire cable or the cable of being qualified for the next round of competitions, and need not to increase in addition a cabinet body to the volume of voltage transformer cabinet has been reduced, corresponding area has also been reduced. And the cabinet body is further divided into a main bus compartment, an insulating cylinder compartment, a cable compartment and a rear compartment through partition plates, so that modular design of each part is realized, installation and maintenance of each part are facilitated, and operation safety of each part can be guaranteed.
Drawings
Fig. 1 is the embodiment of the utility model provides an overall structure schematic diagram of business turn over line integral type solid insulation voltage transformer cabinet.
Fig. 2 is a schematic diagram of a first connection mode of an incoming and outgoing line integrated solid insulated voltage transformer cabinet provided by the embodiment of the utility model.
Fig. 3 is a schematic diagram of a second connection mode of an incoming and outgoing line integrated solid insulated voltage transformer cabinet provided by the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an incoming and outgoing line bushing in an incoming and outgoing line integrated solid insulated voltage transformer cabinet provided by the embodiment of the utility model.
Wherein, 1, the rear compartment; 2. a main bus compartment; 3. an insulating cylinder compartment; 4. a cable compartment; 5. a cabinet combining bus; 6. a communication insulator; 7. a wire inlet and outlet sleeve; 701. a first cable bushing; 702. a second cable bushing; 8. a cable flexible bridge; 9. a voltage transformer; 10. a wire inlet cable; 11. and (4) leading out cables.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
The embodiment of the utility model provides a business turn over line integral type solid insulation voltage transformer 9 cabinets, include: the cabinet body, set up in the cabinet internal combination bus 5, contact insulator 6 and cable assembly.
Specifically, as shown in fig. 1, the cabinet is divided into a main bus compartment 2, an insulation barrel compartment, a cable compartment 4, and a rear compartment 1 by partitions.
The cabinet body adopts a sheet metal structure as a main support, and is provided with an aluminum-zinc coated plate and a cold-rolled plate mounting structure, and a building block splicing structure is convenient to mount.
The separator is made of a metal material such as a galvanized steel plate, a cold-rolled sheet SPCC, stainless steel SUS301, or the like, so that the supporting strength of the separator can be improved.
Specifically, as shown in fig. 2, the cabinet combining busbar 5 is disposed inside the main busbar compartment 2.
Wherein, the first end of the cabinet combining bus 5 is used for being connected with other high-voltage switch cabinets, and the second end is used for being connected with the communication insulating part 6.
Specifically, as shown in fig. 2, the contact insulator 6 is disposed in the insulating cylinder compartment, and a first end of the contact insulator 6 is connected to a second end of the cabinet-combining bus bar 5.
The interconnection insulator 6 can be an insulating cylinder, or an isolating switch, or a cable with an insulating function, and is mainly used for connecting the cabinet combining bus 5 and the wire inlet and outlet sleeve 7.
Specifically, as shown in fig. 2, a cable assembly is provided within the cable compartment 4, the cable assembly comprising: the cable protection device comprises a cable inlet and outlet sleeve 7 connected with the second end of the communication insulating part 6, a first inserting port arranged on the cable inlet and outlet sleeve 7, a voltage transformer 9 inserted with the first inserting port through a cable flexible bridge 8, and a second inserting port arranged on the cable inlet and outlet sleeve 7 and used for inserting a cable.
The second plugging port is a selective plugging port, and can be used for plugging an incoming cable 10 and also can be used for plugging an outgoing cable 11.
In particular, the rear compartment 1 is used for mounting other components of the voltage transformer 9 cabinet, such as the disconnector operating mechanism, or the control board, etc.
The embodiment of the utility model provides a have two kinds of application methods, one is the application method of going into the wiring from top to bottom (as the incoming line cabinet), and another is the application method of going into the wiring from top to bottom (as the outgoing line cabinet).
As shown in fig. 2, if the voltage transformer 9 cabinet is used as a line inlet cabinet, the second socket of the line inlet/outlet bushing 7 is connected to the line inlet cable 10 through a cable bushing shoe, and at this time, the current passes through the line inlet/outlet bushing 7, the contact insulator 6, and the combined cabinet bus 5 from the line inlet cable 10 to be communicated with other high-voltage switch cabinets, so as to implement a wiring mode of lower inlet and upper outlet.
As shown in fig. 3, if the voltage transformer 9 cabinet is used as a wire inlet cabinet, the combined cabinet bus 5 is connected with other high-voltage switch cabinets, the second socket of the wire inlet/outlet bushing 7 is connected with the wire outlet cable 11 through a cable bushing shoe, and at this time, current passes through the combined cabinet bus 5, the contact insulator 6 and the wire inlet/outlet bushing 7 from other high-voltage switch cabinets and is communicated with the wire outlet cable 11, so that a wire connection mode of upper inlet and lower outlet is realized.
This embodiment is through setting up first interface and second interface on business turn over line sleeve pipe 7, and voltage transformer 9 pegs graft with first interface through cable flexible bridge 8, just so can realize under the function of voltage transformer 9 cabinet, makes the second interface realize business turn over the line function through selective access inlet wire cable 10 or outlet cable 11, and need not to increase in addition one side cabinet body to the volume of voltage transformer 9 cabinet has been reduced, corresponding area has also been reduced. And the cabinet body is further divided into a main bus compartment 2, an insulating cylinder compartment, a cable compartment 4 and a rear compartment 1 by partition plates, so that modular design of each part is realized, installation and maintenance of each part are facilitated, and operation safety of each part can be guaranteed.
As another alternative embodiment of the present invention, as shown in fig. 2, the first interface and the second interface have the same interface direction.
In the embodiment, the interface directions of the first interface and the second interface are set to be the same, so that the voltage transformer 9 and the incoming cable 10 (or the outgoing cable 11) after being plugged are in the same direction, the arrangement of the cable compartment 4 is optimized, and the volume of the cable compartment 4 is reduced.
As another alternative embodiment of the present invention, as shown in fig. 4, the wire inlet/outlet sleeve 7 includes: a first cable bushing 701 connected to the second end of the contact insulator 6, and a second cable bushing 702 having one end connected to a first socket port provided at one end of the first cable bushing 701, and a second socket port provided at one end of the second cable bushing 702.
This embodiment can be convenient for later maintenance and replacement by dividing the incoming and outgoing line sleeve 7 into two sleeve portions.
Further, as shown in fig. 4, the first and second cable bushings 701 and 702 are bushings of a C-shaped configuration.
Wherein, the sleeve pipe of C type structure is C type standard sleeve pipe.
The first cable sleeve 701 and the second cable sleeve 702 are further arranged to be of C-shaped structures, so that the universality and safety of the cable sleeve are better, and the operation is more convenient.
As another optional embodiment of the present invention, the outside of the cabinet-combining bus 5, the voltage transformer 9, the cable flexible bridge 8, and the isolation switch is coated with an epoxy layer.
This embodiment has the epoxy layer through the outside coating at cabinet combining generating line 5, voltage transformer 9, cable soft testing bridge 8 and isolator, can promote its insulating properties to can effectually reduce the volume of the cabinet body, and can guarantee safe and reliable.
Further, the epoxy resin layer is externally coated with a conductive layer.
And a conducting layer is further coated outside the epoxy resin layer, so that the electric field is uniform and stable.
As another optional embodiment of the present invention, the first end of the cabinet combining bus 5 is provided with a bus socket.
In particular, the bus bar socket is used for connecting with other high-voltage switch cabinets.
In the embodiment, the first end of the cabinet combining bus 5 is provided with the bus socket, so that other high-voltage switch cabinets can be conveniently connected (or disconnected) with the bus socket.
Furthermore, a bus sleeve is arranged at the first end of the cabinet combining bus 5, and a bus plug interface is arranged at one end of the bus sleeve.
Furthermore, a bus sleeve is arranged at the first end of the cabinet combination bus 5, and a bus plug-in interface is arranged at one end of the bus sleeve, so that other high-voltage switch cabinets can be connected (or disconnected) with the cabinet combination bus 5 more conveniently.
Further, the bus bar bushing is a C-shaped bushing.
Wherein, the sleeve pipe of C type structure is C type standard sleeve pipe.
Further, the bus sleeve is arranged to be of a C-shaped structure, so that the bus sleeve is better in universality and safety and more convenient to operate.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (10)
1. The utility model provides an business turn over line integral type solid insulation voltage transformer cabinet which characterized in that: the method comprises the following steps:
the cabinet body is divided into a main bus compartment, an insulation cylinder compartment, a cable compartment and a rear compartment by a partition plate;
the cabinet combination bus is arranged in the main bus compartment;
the contact insulating piece is arranged in the insulating cylinder compartment, and the first end of the contact insulating piece is connected with the second end of the cabinet combination bus;
a cable assembly disposed within the cable compartment, the cable assembly comprising: the cable protection device comprises an inlet and outlet sleeve connected with the second end of the contact insulating part, a first inserting port arranged on the inlet and outlet sleeve, a voltage transformer inserted with the first inserting port through a cable flexible bridge and a second inserting port arranged on the inlet and outlet sleeve and used for inserting a cable.
2. The incoming and outgoing line integrated solid insulated voltage transformer cabinet of claim 1, characterized in that: the first interface and the second interface have the same interface direction.
3. The incoming and outgoing line integrated solid insulated voltage transformer cabinet of claim 1 or 2, characterized in that: the access sheath includes: the cable connector comprises a first cable sleeve connected with the second end of the contact insulating part and a second cable sleeve with one end connected with the first plugging port, wherein the first plugging port is arranged at one end of the first cable sleeve, and the second plugging port is arranged at one end of the second cable sleeve.
4. The incoming and outgoing line integrated solid insulated voltage transformer cabinet of claim 3, wherein: the first cable sleeve and the second cable sleeve are sleeves of C-shaped structures.
5. The incoming and outgoing line integrated solid insulated voltage transformer cabinet of claim 1, characterized in that: and epoxy resin layers are coated on the outside of the cabinet combination bus, the communication insulating part, the voltage transformer, the cable flexible bridge and the isolating switch.
6. The incoming and outgoing line integrated solid insulated voltage transformer cabinet of claim 5, wherein: and the outside of the epoxy resin layer is coated with a conductive layer.
7. The incoming and outgoing line integrated solid insulated voltage transformer cabinet of claim 1, characterized in that: and a bus socket is arranged at the first end of the cabinet combining bus.
8. The incoming and outgoing line integrated solid insulated voltage transformer cabinet of claim 7, wherein: and a bus sleeve is arranged at the first end of the cabinet combining bus, and the bus socket is arranged at one end of the bus sleeve.
9. The incoming and outgoing line integrated solid insulated voltage transformer cabinet of claim 8, wherein: the bus sleeve is a C-shaped sleeve.
10. The incoming and outgoing line integrated solid insulated voltage transformer cabinet of claim 1, characterized in that: the separator is made of a metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022048597.0U CN214589922U (en) | 2020-09-17 | 2020-09-17 | Incoming and outgoing line integrated solid insulation voltage transformer cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022048597.0U CN214589922U (en) | 2020-09-17 | 2020-09-17 | Incoming and outgoing line integrated solid insulation voltage transformer cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN214589922U true CN214589922U (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022048597.0U Active CN214589922U (en) | 2020-09-17 | 2020-09-17 | Incoming and outgoing line integrated solid insulation voltage transformer cabinet |
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| CN (1) | CN214589922U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114362020A (en) * | 2022-01-07 | 2022-04-15 | 沈通科技有限公司 | Primary and secondary fusion ring main unit |
-
2020
- 2020-09-17 CN CN202022048597.0U patent/CN214589922U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114362020A (en) * | 2022-01-07 | 2022-04-15 | 沈通科技有限公司 | Primary and secondary fusion ring main unit |
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