CN113659399A - Back buckle type bus connecting device for switch cabinet - Google Patents
Back buckle type bus connecting device for switch cabinet Download PDFInfo
- Publication number
- CN113659399A CN113659399A CN202110805718.8A CN202110805718A CN113659399A CN 113659399 A CN113659399 A CN 113659399A CN 202110805718 A CN202110805718 A CN 202110805718A CN 113659399 A CN113659399 A CN 113659399A
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- CN
- China
- Prior art keywords
- bus
- connector
- socket
- bus connector
- insulating shell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004020 conductor Substances 0.000 claims description 22
- 238000009434 installation Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/621—Bolt, set screw or screw clamp
- H01R13/6215—Bolt, set screw or screw clamp using one or more bolts
Abstract
The invention relates to a back-buckling type bus connecting device for a switch cabinet, which comprises two bus sockets and a bus connector; the two bus sockets are respectively positioned at the tops of the two adjacent switch cabinets; the bus connector is in an inverted U shape, and two ends of the bus connector are provided with downward pins which are respectively inserted into the two bus sockets; the bus chamber between the switch cabinet and the switch cabinet is internally provided with a bus socket, can be connected by a bus connector, is convenient to disassemble and assemble, does not have an exposed conductive part, and is not easy to be influenced by the outside in power transmission. The invention has reasonable structural design, convenient installation, no exposed part and good insulating property; the investment cost is less, but the working efficiency of workers can be greatly improved. When the switch cabinet breaks down, only the bus connecting device needs to be removed, and the switch cabinet with the fault is removed, so that the switch cabinet with the fault is replaced, and the operation is very simple and convenient.
Description
Technical Field
The invention relates to the technical field of switch cabinets, in particular to a back buckling type bus connecting device for a switch cabinet.
Background
When the switch cabinets (such as gas insulated switch cabinets) are assembled, a side splicing mode is mostly adopted, and side bus sockets of two cabinet bus chambers are connected by bus connectors. When two cabinets splice, use and piece together the cabinet screw with two cabinets concatenation together, because piece together the cabinet hole evenly distributed not, two cabinets concatenation face can not closely laminate completely, can cause the unable corresponding requirement that reaches of rubber sleeve compression volume in the three-phase bus connector like this. This makes the bus connector unreliable and also affects current capacity. When the switch cabinet breaks down, the cabinet on two adjacent sides of the switch cabinet needs to be moved away towards two sides, and the switch cabinet can be replaced, so that the steps of installation and disassembly are troublesome, and the expansion of field work is not facilitated.
In addition, a cabinet top splicing mode of a bus connector is adopted, and the bus connector is arranged at the top of a bus chamber of the whole row of switch cabinets. Therefore, the whole row of switch cabinets need to be spliced firstly, the top bus connector is installed as a whole, and then the top bus connector is connected and fastened with the corresponding bus sleeve on the cabinet top. When the cubical switchboard broke down, need wholly demolish the top generating line, just can put aside trouble cubical switchboard and change, make whole dismouting process all very troublesome like this.
Disclosure of Invention
The invention aims to provide a back-buckling type bus connecting device for a switch cabinet, which overcomes the defects of the prior art and has the advantages of simpler structure, more convenience in installation and stronger reliability.
The technical scheme adopted by the invention is as follows:
the utility model provides a back dunk formula generating line connecting device for cubical switchboard which characterized in that:
the device comprises two bus bar sockets and a bus bar connector;
the two bus sockets are respectively positioned at the tops of the two adjacent switch cabinets;
the bus connector is in an inverted U shape, and two ends of the bus connector are provided with downward pins which are respectively inserted into two bus sockets.
The bus socket comprises a bus socket conductive block and a bus socket insulating shell;
the bus socket conductive block is cylindrical, and the top of the bus socket conductive block is provided with a jack;
the bus socket insulating shell is of a conical cylinder structure with a large top and a small bottom, the inner wall of the bottom end is in a step shape, the top of a bus socket conducting block is embedded into the bottom end of the bus socket insulating shell, and the shape of the periphery of the top of the bus socket conducting block corresponds to the step-shaped inner wall of the bottom end of the bus socket insulating shell.
The bus connector comprises a bus connector insulating shell and a bus connector conductor;
the bus connector conductor comprises two conductive rods and a rectangular conductor; the conductive rods are cylindrical, and the two conductive rods are fixed at two ends of the rectangular conductor to form an inverted U shape;
the bus connector conductor is fixedly sealed in the bus connector insulating shell, and the bottom ends of the two conducting rods are exposed.
The jack at the top of the conductive block of the bus socket is a conductive block stepped hole, the inner wall of the conductive block stepped hole is provided with a contact finger, and the bottom end of the conductive rod is inserted into the conductive block stepped hole.
The top edge of the bus socket insulating shell is provided with a vertical insert nut, a bus connector mounting hole is formed in the corresponding bus connector insulating shell, and the insert nut is inserted into the bus connector mounting hole to realize the connection and fixation of a bus connector and a bus socket.
And bus connector rubber sleeves are arranged outside the bus connector insulating shells of the bus connector pins.
The lower part of the bus connector insulating shell of the bus connector pin shrinks from top to bottom to become thin, and the corresponding bus connector rubber sleeve and the inner wall of the upper part of the bus socket insulating shell also shrink from top to bottom.
The invention has the following advantages:
1. the structure design is reasonable, the installation is convenient, no exposed part exists, and the insulating property is good.
2. The investment cost is less, but the working efficiency of workers can be greatly improved. When the switch cabinet breaks down, only the bus connecting device needs to be removed, and the switch cabinet with the fault is removed, so that the switch cabinet with the fault is replaced, and the operation is very simple and convenient.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic diagram of a bus connector conductor according to the present invention.
Fig. 3 is a schematic view of the bus bar socket structure of the present invention.
FIG. 4 is a cross-sectional view of the bus bar receptacle and bus bar connector assembly of the present invention.
FIG. 5 is a bottom view of the bus bar receptacle and bus bar connector assembly of the present invention.
Fig. 6 is a schematic view of the overhaul of the switchgear of the present invention in the event of a fault.
Reference numerals: the bus connector comprises a bus connector (1), a bus socket (2), a bus connector insulating shell (11), a bus connector conductor (12), a bus connector rubber sleeve (13), a bus socket conducting block (21), a bus socket insulating shell (22), a contact finger (23), a bus connector mounting hole (111), a rectangular conductor (121), a conducting rod (122), a conducting block step hole (211) and an insert nut (221).
Detailed Description
The present invention will be described in detail with reference to specific embodiments.
The invention relates to a back-buckling type bus connecting device for a switch cabinet, which comprises two bus sockets 2 and a bus connector 1; the two bus sockets 2 are respectively positioned at the tops of two adjacent switch cabinets; the bus connector 1 is in an inverted U shape, and has two ends with downward pins, which are inserted into two bus sockets 2, respectively.
The bus bar socket 2 comprises a bus bar socket conductive block 21 and a bus bar socket insulating shell 22; the bus socket conductive block 21 is cylindrical, and the top of the bus socket conductive block is provided with a jack; the bus socket insulating shell 22 is of a tapered cylinder structure with a large top and a small bottom, the inner wall of the bottom end is in a step shape, the top of the bus socket conducting block 21 is embedded into the bottom end of the bus socket insulating shell 22, and the shape of the periphery of the top of the bus socket conducting block 21 corresponds to the step-shaped inner wall of the bottom end of the bus socket insulating shell 22.
The busbar connector 1 comprises a busbar connector insulating housing 11 and a busbar connector electrical conductor 12; the busbar connector electrical conductor 12 comprises two conductive bars 122 and a rectangular electrical conductor 121; the conductive rods 122 are cylindrical, and the two conductive rods 122 are fixed at two ends of the rectangular conductor 121 to form an inverted U shape; the bus connector conductor 12 is sealed in the bus connector insulating housing 11, and the bottom ends of the two conductive rods 122 are exposed.
The jack at the top of the bus socket conductive block 21 is a conductive block stepped hole 211, the inner wall of the conductive block stepped hole 211 is provided with a contact finger 23, and the bottom end of the conductive rod 122 is inserted into the conductive block stepped hole 211.
The top edge of the bus socket insulating shell 22 is provided with a vertical insert nut 221, a corresponding bus connector insulating shell 11 is provided with a bus connector mounting hole 111, and the insert nut 221 is inserted into the bus connector mounting hole 111 to realize the connection and fixation of the bus connector 1 and the bus socket 2.
A bus connector rubber sleeve 13 is provided outside the bus connector insulating housing 11 of the bus connector 1 pin. The lower part of the bus connector insulating shell 11 of the bus connector 1 pin is contracted from top to bottom to become thin, and the corresponding bus connector rubber sleeve 13 and the inner wall of the upper part of the bus socket insulating shell 22 are also contracted from top to bottom.
The structure of the invention is explained in further detail with reference to the accompanying drawings:
as shown in fig. 1, the present invention relates to a back-buckling type bus bar connection device for a switch cabinet, which comprises two bus bar sockets 2 and a bus bar connector 1, and is suitable for different insulation switch cabinets of gas, solid and the like, particularly suitable for 27.5kV GIS switch cabinets. The bus bar receptacle 2 includes a bus bar receptacle insulating case 22 made of an insulating material and a bus bar receptacle conductive block 21. The contact finger 23 is arranged at the joint of the bus socket conductive block 21 and the conductive rod 122, and the contact finger 23 is fixed in the conductive block step hole 211. The bus bar connector 1 includes a bus bar connector electrical conductor 12, a bus bar connector insulating housing 11 made of an insulating material, and a bus bar connector rubber boot 13 at a contact gap portion of the bus bar connector insulating housing 11 and the bus bar receptacle insulating housing 22.
As shown in fig. 2, the conductor is formed by connecting two conductive rods 122 and a rectangular conductor 121, the conductive rods 122 are cylindrical, and the two conductive rods 122 are fixed at two ends of the rectangular conductor 121.
As shown in fig. 3, bus bar connector mounting holes 111 are evenly distributed on the end surface of the bus bar receptacle insulating housing 22, and an insert nut 221 is fitted into each bus bar connector mounting hole 111. The bus bar socket conductive block 21 is in a stepped cylindrical shape, and is partially fixed and sealed in the bus bar socket insulating housing 22. The bus socket conductive block 21 and the conductive rod 122 are connected by a conductive block step hole 211, and the bus socket conductive block 21 and four current-carrying bus copper bars can be fastened by screws. The bus bar connector insulating housing 11 is made of an insulating material, and the bus bar connector conductive bodies 12 are partially sealed in the bus bar connector insulating housing 11, so that the insulating performance is good.
As shown in fig. 4, when the bus bar connector 1 is fully inserted into the bus bar receptacle 2, the conductive bars 122 in the bus bar connector 1 make multi-point contact with the bus bar receptacle conductive blocks 21 by means of the contact fingers 23, so that the two have better conductive connection. The bus bar connector insulating housing 11 is terminated with a bus bar connector rubber sleeve 13, and when the bus bar connector 1 is fully inserted into the bus bar receptacle 2, the bus bar connector rubber sleeve 13 is pressed in the gap between the bus bar connector rubber sleeve and the bus bar receptacle to generate a compression amount, so that the bus bar connector insulating housing and the bus bar receptacle are tightly connected. The bus bar connector mounting holes 111, corresponding to the respective insert nuts 221 of the bus bar socket 2, may be fastened with screws so that the two are connected and fastened.
As shown in fig. 5, when the switch cabinet has a fault, the bus connecting device can be conveniently and rapidly detached, and the fault switch cabinet can be removed, so that the switch cabinet can be replaced. When two switch cabinets are connected in a combined mode, the bus sockets 2 are arranged behind the bus chambers of the two switch cabinets, only the bus connectors 1 are required to be inserted into the corresponding bus sockets 2, and then the bus connectors are fastened through screws, so that the connection is simple and convenient. The current-carrying copper bars in the bus chambers of the two switch cabinets are electrically connected with the bus socket 2 and the bus connector 1, so that the bus copper bars between the cabinets are communicated.
The invention is not limited to the examples, and any equivalent changes to the technical solution of the invention by a person skilled in the art after reading the description of the invention are covered by the claims of the invention.
Claims (7)
1. The utility model provides a back dunk formula generating line connecting device for cubical switchboard which characterized in that:
the device comprises two bus bar sockets (2) and a bus bar connector (1);
the two bus sockets (2) are respectively positioned at the tops of the two adjacent switch cabinets;
the bus connector (1) is in an inverted U shape, and two ends of the bus connector are provided with downward pins which are respectively inserted into the two bus sockets (2).
2. The back-buckle busbar connection device for a switchgear cabinet as claimed in claim 1, wherein:
the bus socket (2) comprises a bus socket conductive block (21) and a bus socket insulating shell (22);
the bus socket conductive block (21) is cylindrical, and the top of the bus socket conductive block is provided with a jack;
the bus socket insulating shell (22) is of a conical cylinder structure with a large top and a small bottom, the inner wall of the bottom end is in a step shape, the top of the bus socket conducting block (21) is embedded into the bottom end of the bus socket insulating shell (22), and the shape of the periphery of the top of the bus socket conducting block (21) corresponds to the step-shaped inner wall of the bottom end of the bus socket insulating shell (22).
3. The back-buckle busbar connection device for a switchgear cabinet as claimed in claim 2, wherein:
the bus connector (1) comprises a bus connector insulating shell (11) and a bus connector conductor (12);
the bus connector conductor (12) comprises two conductive rods (122) and a rectangular conductor (121); the conductive rods (122) are cylindrical, and the two conductive rods (122) are fixed at two ends of the rectangular conductor (121) to form an inverted U shape;
the bus connector conductor (12) is fixedly sealed in the bus connector insulating shell (11), and the bottom ends of the two conducting rods (122) are exposed.
4. The back-buckle busbar connection device for a switchgear cabinet as claimed in claim 3, wherein:
the jack at the top of the bus socket conductive block (21) is a conductive block stepped hole (211), the inner wall of the conductive block stepped hole (211) is provided with a contact finger (23), and the bottom end of the conductive rod (122) is inserted into the conductive block stepped hole (211).
5. The back-buckle busbar connection device for a switchgear cabinet as claimed in claim 4, wherein:
the top edge of the bus socket insulating shell (22) is provided with a vertical insert nut (221), a bus connector mounting hole (111) is formed in the corresponding bus connector insulating shell (11), and the insert nut (221) is inserted into the bus connector mounting hole (111) to realize the connection and fixation of a bus connector (1) and a bus socket (2).
6. The back-buckle busbar connection device for a switchgear cabinet as claimed in claim 5, wherein:
a bus connector rubber sleeve (13) is arranged outside a bus connector insulating shell (11) of a bus connector (1) pin.
7. The back-buckle busbar connection device for a switchgear cabinet as claimed in claim 6, wherein:
the lower part of a bus connector insulating shell (11) of a pin of a bus connector (1) is contracted from top to bottom to become thin, and a corresponding bus connector rubber sleeve (13) and the inner wall of the upper part of a bus socket insulating shell (22) are also contracted from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110805718.8A CN113659399A (en) | 2021-07-16 | 2021-07-16 | Back buckle type bus connecting device for switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110805718.8A CN113659399A (en) | 2021-07-16 | 2021-07-16 | Back buckle type bus connecting device for switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113659399A true CN113659399A (en) | 2021-11-16 |
Family
ID=78478002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110805718.8A Pending CN113659399A (en) | 2021-07-16 | 2021-07-16 | Back buckle type bus connecting device for switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113659399A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201708505U (en) * | 2010-07-06 | 2011-01-12 | 沈阳华利能源设备制造有限公司 | Inner cone bus insulating sleeve |
| CN102157830A (en) * | 2011-03-31 | 2011-08-17 | 宁波天安（集团）股份有限公司 | Solid insulating bus connector |
| CN203607740U (en) * | 2013-09-24 | 2014-05-21 | 国家电网公司 | Bus insulation bushing and gas insulation switch equipment using bushing |
| CN203839524U (en) * | 2014-05-14 | 2014-09-17 | 西安神电高压电器有限公司 | Connecting device |
| CN106711629A (en) * | 2017-03-20 | 2017-05-24 | 成都盛帮双核科技有限公司 | Tubular bus connecting terminal and mounting method thereof |
| CN107706801A (en) * | 2016-08-08 | 2018-02-16 | 江苏大全长江电器股份有限公司 | A kind of gas-insulated switchgear bus connector |
| CN211456460U (en) * | 2020-01-09 | 2020-09-08 | 天津沃尔法电力设备有限公司 | Connecting structure for large-current gas-filled cabinet |
| CN112018651A (en) * | 2020-08-26 | 2020-12-01 | 西安神电(泾阳)电器有限公司 | Method for improving insulating strength of insulating part for environment-friendly gas-filled cabinet and insulating part |
-
2021
- 2021-07-16 CN CN202110805718.8A patent/CN113659399A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201708505U (en) * | 2010-07-06 | 2011-01-12 | 沈阳华利能源设备制造有限公司 | Inner cone bus insulating sleeve |
| CN102157830A (en) * | 2011-03-31 | 2011-08-17 | 宁波天安（集团）股份有限公司 | Solid insulating bus connector |
| CN203607740U (en) * | 2013-09-24 | 2014-05-21 | 国家电网公司 | Bus insulation bushing and gas insulation switch equipment using bushing |
| CN203839524U (en) * | 2014-05-14 | 2014-09-17 | 西安神电高压电器有限公司 | Connecting device |
| CN107706801A (en) * | 2016-08-08 | 2018-02-16 | 江苏大全长江电器股份有限公司 | A kind of gas-insulated switchgear bus connector |
| CN106711629A (en) * | 2017-03-20 | 2017-05-24 | 成都盛帮双核科技有限公司 | Tubular bus connecting terminal and mounting method thereof |
| CN211456460U (en) * | 2020-01-09 | 2020-09-08 | 天津沃尔法电力设备有限公司 | Connecting structure for large-current gas-filled cabinet |
| CN112018651A (en) * | 2020-08-26 | 2020-12-01 | 西安神电(泾阳)电器有限公司 | Method for improving insulating strength of insulating part for environment-friendly gas-filled cabinet and insulating part |
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