CN109842080B - Small bus device of switch cabinet - Google Patents
Small bus device of switch cabinet Download PDFInfo
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- CN109842080B CN109842080B CN201910127996.5A CN201910127996A CN109842080B CN 109842080 B CN109842080 B CN 109842080B CN 201910127996 A CN201910127996 A CN 201910127996A CN 109842080 B CN109842080 B CN 109842080B
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Abstract
The invention discloses a small bus device of a switch cabinet, which comprises a left support, a right support, an indicator light, a locking screw, a red copper bar and a lead, wherein the left support and the right support are respectively arranged at the left side and the right side of the red copper bar, the left support and the right support are respectively provided with a mounting round hole, a conductive first annular copper sheet is arranged in the mounting round hole, the red copper bar is respectively inserted into the left support and the right support and is contacted and conducted with the first annular copper sheet, the right side of the red copper bar protrudes out of the right support Lmm to be less than 10mm, and the distance between the left side and the left side of the left support is Lmm to be less than 10 mm.
Description
Technical Field
The invention relates to the field of complete power transmission and distribution switchgear, in particular to a small bus device of a switch cabinet.
Background
At present, in switchgear in the power transmission and distribution industry, a secondary circuit supplies power, mostly by a direct current screen, and the power is transmitted by a small bus in a small bus chamber on the top of a cabinet. At present, most manufacturers adopt a cabinet top small bus support to fix the red copper bar, a binding post is arranged on the support, and a small bus chamber comprises the support, a cover plate and the like. The structure is complex, the installation and the maintenance are troublesome, and the small bus cover plate needs to be turned over every time of wiring or maintenance. This is not applicable and wiring is very cumbersome, wiring reliability is low and inspection is not good for the place where the vertical space is limited.
In order to solve the above problems, the present invention proposes a more advanced and rational solution.
Disclosure of Invention
The invention aims to solve the technical problem of a small bus device of a switch cabinet.
The technical scheme adopted by the invention for solving the technical problems is that the switch cabinet small bus device comprises a left support, a right support, an indicator light, a locking screw, a red copper bar and a lead, wherein the left support and the right support are respectively arranged at the left side and the right side of the red copper bar, the left support and the right support are respectively provided with a mounting round hole, a conductive first annular copper sheet is arranged in the mounting round holes, the red copper bar is respectively inserted into the left support and the right support and is in contact with and conducted with the first annular copper sheet, the right side of the red copper bar protrudes out of the right support Lmm and is less than 10mm, and the distance between the left side and the left side of the left support is Lmm and less than 10mm, so that the red copper bar can be inserted and guided commonly when the switch.
Further than above-mentioned scheme, the left branch seat is fire-retardant insulating material integrated into one piece, be equipped with one row of installation round hole on the left branch seat, installation round hole inner wall is equipped with first ring shape copper sheet, and electrically conductive usefulness as inserting the red copper bar, the right branch seat comprises lower base and clamp plate, base and clamp plate are fire-retardant insulating material and make down, the base side is equipped with one row of installation round hole down, and installation round hole inner wall is equipped with first ring shape copper sheet, and electrically conductive usefulness as inserting the red copper bar, the normal direction of one row of installation round hole of lower base is equipped with bellied round platform, and has the through-hole to intersect with the installation round hole in the middle of the round platform, and round platform through-hole inner wall also is equipped with the ring shape copper sheet of second, and this ring shape copper sheet of second.
Further than the scheme, the pressing plate on the right support is correspondingly provided with a row of indicating lamps, is correspondingly communicated with the circular truncated cone through holes for fixing the leads and is used for indicating after the corresponding leads are powered on.
Further than the scheme, convex buckles are arranged on two sides of the pressing plate and used for pressing and fixing the lead buckle after being inserted into the lower base.
Further than the scheme, left side support and right support are equipped with the guide slot for insert on the guide rail of cubical switchboard installation square hole, and the guide slot normal direction is equipped with the screw hole, as fixing the usefulness on cubical switchboard instrument case.
Further than the scheme, the left support and the right support can be made into a whole and directly inserted into a red copper bar for use.
Further to the above, the device is installed inside the instrument box or in the cabinet top small bus bar room.
Further than above-mentioned scheme, clamp plate and lower base adopt the connector design, and clamp plate and lower base have complex round hole and protruding round platform, can plug and play, make things convenient for the wiring to maintain.
Further than above-mentioned scheme, the tip of wire is provided with the annular connector lug of circle, and the wire inserts the back, compresses tightly the connector lug, inserts the round hole of clamp plate in groups to whole disect insertion down the corresponding position of base, guarantee that the wiring is reliable, plug-and-play, the on-the-spot interchangeability principle of making things convenient for national grid to advocate.
Compared with the prior art, the small bus room has the advantages of simple structure, larger creepage distance, greatly reduced overall size, convenient installation and maintenance, no need of turning over the small bus cover plate, high wiring reliability and convenience for operation in a narrow space.
Drawings
Fig. 1 is a front view of a small bus bar device of a switch cabinet according to an embodiment of the present invention.
Fig. 2 is a sectional view of fig. 1 of a small bus bar device of a switch cabinet according to an embodiment of the present invention.
Fig. 3 is a partial enlarged view of fig. 2 of a small bus bar device of a switch cabinet according to an embodiment of the invention.
Fig. 4 is an isometric view of a small bus bar device of a switch cabinet according to an embodiment of the invention.
Fig. 5 is a diagram of a switchgear cabinet application of a switchgear cabinet busbar device according to an embodiment of the present invention.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1 to 5 in detail, the small bus device of the switch cabinet comprises a left support 4, a right support 2, an indicator light 6, a locking screw 5, a red copper bar 1 and a lead 3. Left branch seat 4 and right branch seat 2 are located the 1 left and right sides of red bar copper respectively, and the usefulness of supporting as the work of red bar copper 1, left branch seat 4 and right branch seat are equipped with the installation round hole respectively, be provided with electrically conductive first ring shape copper sheet 7 in the installation round hole, red bar copper 1 inserts respectively in left branch seat 4 and the right branch seat 2, and with the contact of first ring shape copper sheet 7 and switch on. The right side of the red copper rod 1 protrudes out of the right support L, wherein L is smaller than 10mm, L is left on the left side of the left support 4, L is smaller than 10mm, and when the switch cabinets are combined, the red copper rod 1 is inserted into the guide rail for guiding.
Left side support 4 is fire-retardant insulating material integrated into one piece, is equipped with one row of installation round hole on the left side support 4, and the installation round hole inner wall is equipped with first ring shape copper sheet 7, and electrically conducts usefulness as inserting red bar copper 1.
The right support 2 comprises lower base 21 and clamp plate 22, and lower base 21 and clamp plate 22 are fire-retardant insulating material and make, and lower base 21 side is equipped with one row of installation round hole, and the installation round hole inner wall is equipped with first ring shape copper sheet 7, and the usefulness is electrically conducted as inserting red copper bar 1.
The normal direction of the row of mounting round holes of the lower base 21 is provided with a convex circular truncated cone, a through hole is formed in the middle of the circular truncated cone and intersected with the mounting round holes, a second circular ring-shaped copper sheet 7a is also arranged on the inner wall of the through hole of the circular truncated cone, and the second circular ring-shaped copper sheet is in contact with and conducted with the first circular ring-shaped copper sheet 7 of the lower base.
The pressing plate 22 on the right support 2 is provided with a row of indicating lamps 6 which correspond to the circular truncated cone through holes for fixing the wires and are used for indicating the electrification of the wires 3 after the wires are connected with a power supply.
And convex buckles are arranged on two sides of the pressing plate 22 and used for pressing and fixing the lead 3 after being inserted into the lower base in a buckling mode.
The left support 4 and the right support 2 are provided with guide grooves 21a which are used for being inserted into guide rails of installation square holes of the switch cabinet, and the guide grooves 21a are provided with threaded holes in the normal direction and used for being fixed on an instrument box of the switch cabinet.
The left support 4 and the right support 2 can be made into an integral type and directly inserted into the red copper rod 1 for use, so that the cost is slightly increased, the integration level is higher, and the installation is more convenient.
The device is arranged in an instrument box or a cabinet top small bus chamber.
The pressing plate and the lower base 21 are designed by connectors, and the pressing plate 22 and the lower base 21 are provided with matched round holes and protruding round tables, so that the plug-and-play function can be realized, and the wiring maintenance is convenient.
The tip of wire 3 is provided with the annular connector lug of circle, and wire 3 inserts the back, compresses tightly the connector lug, inserts the round hole of clamp plate 22 in groups to whole disect insertion is down the corresponding position of base 21, guarantees that the wiring is reliable, plug-and-play, makes things convenient for the on-the-spot interchangeability principle that national electric wire netting advocated.
The small bus device of the switch cabinet can be integrally installed on a guide rail of an instrument box installation square hole of the switch cabinet, and after the small bus device is adjusted to be external, the locking screw 5 is screwed and fixed on the instrument box of the switch cabinet.
When the wiring is started, the pressing plate 22 is pulled out, the signal wires 3 are sequentially connected and then inserted into the corresponding holes of the pressing plate, and then the pressing plate is inserted into the corresponding second circular copper sheet 7a of the lower base 21 and fastened and buckled in the clamping groove of the lower base.
The device is not limited to be used in the instrument box of the switch cabinet, and can also be arranged on the instrument box and other positions to be used for signal wire power connection.
The examples should not be construed as limiting the invention but any modifications made based on the spirit of the invention should be within the scope of protection of the invention.
Claims (6)
1. A small bus device of a switch cabinet comprises a left support (4), a right support (2), an indicator light (6), a locking screw (5), a red copper bar (1) and a lead (3), and is characterized in that the left support (4) and the right support (2) are respectively arranged on the left side and the right side of the red copper bar (1), the left support (4) and the right support (2) are respectively provided with a mounting round hole, a conductive first circular copper sheet (7) is arranged in the mounting round hole, the red copper bar (1) is respectively inserted into the left support (4) and the right support (2) and is contacted with the first circular copper sheet (7) and conducted, the right side of the red copper bar (1) protrudes out of the right support L, wherein L is less than 10mm, L is left at the left side of the left support (4), wherein L is less than 10mm, when the switch cabinet is combined, the red copper bar (1) is inserted into the lead, the left support (4) is integrally formed by flame-retardant insulating materials, the left support (4) is provided with a row of mounting round holes, the inner wall of each mounting round hole is provided with a first circular ring-shaped copper sheet (7) for conducting electricity when the copper rod (1) is inserted, the right support (2) consists of a lower base (21) and a pressing plate (22), the lower base (21) and the pressing plate (22) are made of flame-retardant insulating materials, the side surface of the lower base (21) is provided with a row of mounting round holes, the inner wall of each mounting round hole is provided with a first circular ring-shaped copper sheet (7) for conducting electricity when the copper rod (1) is inserted, the normal direction of the row of mounting round holes of the lower base (21) is provided with a raised circular table, a through hole is formed in the middle of the circular table and intersected with the mounting round holes, the inner wall of the through hole of the circular table is provided with a second circular ring-shaped copper sheet (7a), the second circular ring-shaped copper sheet (7a) is contacted and conducted with, after the lead (3) is inserted, the connector lug is pressed, the round holes of the pressing plate (22) are inserted in groups, and the lead is directly inserted into the corresponding position of the lower base (21) integrally.
2. The small bus bar device of the switch cabinet according to claim 1, wherein the pressing plate (22) on the right support (2) is correspondingly provided with a row of indicator lamps (6) which are correspondingly and continuously communicated with the circular truncated cone through holes of the fixed wires (3) and used for indicating after the corresponding wires (3) are powered on.
3. The small bus bar device of the switch cabinet according to claim 1, wherein the pressing plate (22) is provided with a convex buckle at two sides for pressing and fixing the conducting wire (3) after being inserted into the lower base (21) in a buckling manner.
4. The small busbar arrangement according to claim 1, wherein the left support (4) and the right support (2) are provided with guide grooves (21a) for insertion into guide rails of a square mounting hole of the switchgear cabinet, and the guide grooves (21a) are normally provided with threaded holes for fixing to an instrument box of the switchgear cabinet.
5. The cubicle buslet arrangement according to claim 1 wherein the arrangement is mounted inside an instrument box or a cubicle top buslet compartment.
6. The small bus bar device of the switch cabinet according to claim 1, wherein the pressing plate (22) and the lower base (21) are designed as connectors, and the pressing plate (22) and the lower base (21) are provided with a circular hole and a convex circular truncated cone which are matched with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910127996.5A CN109842080B (en) | 2019-02-21 | 2019-02-21 | Small bus device of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910127996.5A CN109842080B (en) | 2019-02-21 | 2019-02-21 | Small bus device of switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109842080A CN109842080A (en) | 2019-06-04 |
| CN109842080B true CN109842080B (en) | 2021-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910127996.5A Active CN109842080B (en) | 2019-02-21 | 2019-02-21 | Small bus device of switch cabinet |
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| Country | Link |
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| CN (1) | CN109842080B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6238220B1 (en) * | 2000-07-20 | 2001-05-29 | Ching Feng Blinds Ind. Co., Ltd. | Communication main layout rack structure |
| CN202872196U (en) * | 2012-09-07 | 2013-04-10 | 武汉长兴电器发展有限公司 | Miniature bus connector |
| CN203166323U (en) * | 2013-03-25 | 2013-08-28 | 国家电网公司 | Small bus row at transformer station protection screen cabinet top end |
| CN203180330U (en) * | 2012-10-22 | 2013-09-04 | 川开电气股份有限公司 | Low-voltage power distribution cabinet small busbar chamber |
| CN203536736U (en) * | 2013-09-27 | 2014-04-09 | 江阴华明电气设备有限公司 | Novel miniature-bus connecting structure in switch cabinet |
| CN203911247U (en) * | 2014-06-11 | 2014-10-29 | 安徽鑫龙电器股份有限公司 | Top bus structure of high voltage switch cabinet |
| CN204481231U (en) * | 2015-04-01 | 2015-07-15 | 湖北楚天电气有限公司 | The little bus tie of high-tension switch cabinet |
-
2019
- 2019-02-21 CN CN201910127996.5A patent/CN109842080B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6238220B1 (en) * | 2000-07-20 | 2001-05-29 | Ching Feng Blinds Ind. Co., Ltd. | Communication main layout rack structure |
| CN202872196U (en) * | 2012-09-07 | 2013-04-10 | 武汉长兴电器发展有限公司 | Miniature bus connector |
| CN203180330U (en) * | 2012-10-22 | 2013-09-04 | 川开电气股份有限公司 | Low-voltage power distribution cabinet small busbar chamber |
| CN203166323U (en) * | 2013-03-25 | 2013-08-28 | 国家电网公司 | Small bus row at transformer station protection screen cabinet top end |
| CN203536736U (en) * | 2013-09-27 | 2014-04-09 | 江阴华明电气设备有限公司 | Novel miniature-bus connecting structure in switch cabinet |
| CN203911247U (en) * | 2014-06-11 | 2014-10-29 | 安徽鑫龙电器股份有限公司 | Top bus structure of high voltage switch cabinet |
| CN204481231U (en) * | 2015-04-01 | 2015-07-15 | 湖北楚天电气有限公司 | The little bus tie of high-tension switch cabinet |
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| Publication number | Publication date |
|---|---|
| CN109842080A (en) | 2019-06-04 |
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| PB01 | Publication | ||
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Weiwei Inventor after: Lin Baiyang Inventor after: Lin Wei Inventor after: Qin Shaofu Inventor after: Jiang Xiangcheng Inventor before: Song Haipeng Inventor before: Lin Baiyang Inventor before: Si Zhengqing Inventor before: Qin Shaofu Inventor before: Jiang Xiangcheng |
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Small busbar device of switch cabinet Effective date of registration: 20221012 Granted publication date: 20210119 Pledgee: Industrial and Commercial Bank of China Limited Yueqing sub branch Pledgor: HOGN ELECTRICAL GROUP CO.,LTD. Registration number: Y2022330002556 |