CN109494096B - Mechanical interlocking operation device of switch cabinet - Google Patents
Mechanical interlocking operation device of switch cabinet Download PDFInfo
- Publication number
- CN109494096B CN109494096B CN201811644338.5A CN201811644338A CN109494096B CN 109494096 B CN109494096 B CN 109494096B CN 201811644338 A CN201811644338 A CN 201811644338A CN 109494096 B CN109494096 B CN 109494096B
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- plate
- side plate
- limiting
- connecting rod
- transmission
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- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 230000009471 action Effects 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/24—Interlocking, locking, or latching mechanisms for interlocking two or more parts of the mechanism for operating contacts
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses a mechanical interlocking operation device of a switch cabinet, which comprises a handle operation connecting rod, a transmission connecting rod, a limiting side plate, a limiting rotating shaft, an L-shaped connecting plate, a connecting shaft, a fixed side plate and a position selection sliding plate, wherein the handle operation connecting rod is in transmission connection with the transmission connecting rod through a connecting bracket, the limiting side plate is fixed on the transmission connecting rod, a limiting groove is formed in the limiting side plate, one end of the limiting rotating shaft is clamped in the limiting groove, the other end of the limiting rotating shaft is connected with one end of the L-shaped connecting plate, the middle part of the L-shaped connecting plate is connected with the fixed side plate through a fixed shaft, a horizontal sliding groove is formed in the fixed side plate, one end of the connecting shaft is connected to the other end of the L-shaped connecting plate, the other end of the connecting shaft is fixedly connected to the position selection sliding plate, and a change-over switch operation mechanism is connected to the position selection sliding plate. The mechanical interlocking operation device of the switch cabinet is simple in structure and ingenious in design; and the operation is convenient, the operation action precision is high, and the reliability and the stability are high.
Description
Technical Field
The invention relates to a switch cabinet, in particular to a mechanical interlocking operation device of the switch cabinet.
Background
The mechanical interlocking operation device is generally arranged on the switch cabinet, when the change-over switch is at the switching-on position or at the switching-off position, the change-over switch is ensured to act according to the mechanical interlocking limiting position through the mechanical interlocking device so as to prevent misoperation, and particularly when the change-over switch is switched off for overhauling, the change-over switch is ensured to not allow switching-on through the mechanical interlocking device, so that personal safety is ensured.
At present, most of the existing mechanical interlocking operation devices are simple pull rod type interlocking or a steel wire rope drives a pull rod to realize a mechanical interlocking function, so that the reliability of the method is very poor, misoperation often occurs, and large human accidents often occur.
Disclosure of Invention
The invention aims to provide a mechanical interlocking operation device of a switch cabinet, which aims to solve the problem of poor reliability of the mechanical interlocking operation device of the switch cabinet in the prior art.
To achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a mechanical interlocking operating means of cubical switchboard, its includes handle operation connecting rod, drive link, spacing curb plate, spacing pivot, "L" connecting plate, connecting axle, fixed curb plate and position selection slide, wherein, handle operation connecting rod sets up outside the cubical switchboard, and it passes through the linking bridge and is connected with the drive link transmission, the one end of drive link is connected on the linking bridge, spacing curb plate is fixed in on the drive link, just the spacing groove has been seted up on the spacing curb plate, the one end card of spacing pivot in the spacing inslot, the other end is connected with the one end of "L" connecting plate, the middle part department of bending of "L" connecting plate is through fixed axle and fixed curb plate fixed connection, the curb plate horizontal spout of rectangular shape has been seted up on the fixed curb plate, the one end of connecting axle is connected on the other end of "L" connecting plate, the other end passes on the horizontal spout fixed connection of curb plate, connect change over switch operating mechanism on the position selection slide.
In particular, the connecting bracket comprises two side plates and an intermediate connecting piece for connecting the two side plates, the handle operation connecting rod is arranged at one end of one side plate, and the top end of the transmission connecting rod is connected to the other side plate and is vertically arranged on the side plate.
Particularly, the limiting groove on the limiting side plate is perpendicular to the transmission connecting rod.
In particular, a plurality of strip-shaped sliding plate horizontal sliding grooves are formed in the position selection sliding plate.
Particularly, one end of the limiting side plate is vertically fixed on the transmission connecting rod through the fixing plate, the other end of the limiting side plate is provided with a limiting groove, and the opening of the limiting groove is provided with a horn opening which is convenient for the limiting rotating shaft to enter.
The invention has the advantages that, compared with the prior art, the mechanical interlocking operation device of the switch cabinet is simple in structure and ingenious in design; and the operation is convenient, the operation action precision is high, and the reliability and the stability are high.
Drawings
Fig. 1 is a schematic perspective view of a mechanical interlocking operation device of a switch cabinet according to an embodiment of the present invention;
fig. 2 is an assembly schematic diagram of a limit side plate of a mechanical interlocking operation device of a switch cabinet according to an embodiment of the present invention;
FIG. 3 is an assembled schematic view of an "L" shaped connection plate of a mechanical interlock operating device of a switchgear provided in an embodiment of the present invention;
fig. 4 is an assembly schematic diagram of a position selection slide of a mechanical interlock operating device of a switchgear provided in an embodiment of the present invention.
Detailed Description
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment. Unless otherwise indicated there is a definition of the term "free" as used herein, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, in the present embodiment, a mechanical interlocking operation device of a switch cabinet includes a handle operation connecting rod 1, a transmission connecting rod 2, a limit side plate 3, a limit rotating shaft 4, an L-shaped connecting plate 5, a connecting shaft 6, a fixed side plate 7 and a position selection slide plate 8, wherein the handle operation connecting rod 1 is disposed outside the switch cabinet, the handle operation connecting rod 1 is in transmission connection with the transmission connecting rod 2 through a connecting bracket 9, the connecting bracket 9 includes two side plates 90 and an intermediate connecting piece 91 for connecting the two side plates 90, the handle operation connecting rod 1 is mounted at one end of one side plate 90, and the top end of the transmission connecting rod 2 is connected to the other side plate and is vertically disposed at the side plate.
One end of the limiting side plate 3 is vertically fixed on the transmission connecting rod 2 through the fixing plate 10, the other end is provided with a limiting groove 11 perpendicular to the transmission connecting rod 2, the opening of the limiting groove 11 is provided with a horn opening which is convenient for the limiting rotating shaft 4 to enter, one end of the limiting rotating shaft 4 is clamped in the limiting groove 11, the other end is fixedly connected with the upper end of the L-shaped connecting plate 5, the middle bending part of the L-shaped connecting plate 5 is fixedly connected with the fixing side plate 7 through the fixing shaft 12, the fixing side plate 7 is provided with a strip-shaped side plate horizontal sliding groove 13, one end of the connecting shaft 6 is connected to the lower end of the L-shaped connecting plate 5, the other end of the connecting shaft penetrates through the side plate horizontal sliding groove 13 and is fixedly connected to the position selection sliding plate 8, and the position selection sliding plate 8 can be arranged on the outer side of the fixing side plate 7 in a reciprocating manner along the side plate horizontal sliding groove 13.
A plurality of strip-shaped slide plate horizontal sliding grooves 14 are formed in the position selection slide plate 8, and a change-over switch operating mechanism is connected to the position selection slide plate.
When in operation, the change-over switch is in a brake-separating state, the handle operation connecting rod 1 outside the cabinet has two positions, namely the handle operation connecting rod 1 is operated outside the cabinet, and the two positions comprise unlocking and locking: firstly, when the handle operation connecting rod 1 is positioned at the upper unlocking position, the handle operation connecting rod pulls the transmission connecting rod 2 and the limit side plate 3 to be at the upper unlocking position, the limit rotating shaft 4 is also at the upper unlocking position, the L-shaped connecting plate 5 pulls the position selection sliding plate 8 to slide through the connecting shaft 6, so that the change-over switch operation mechanism is led into a rail capable of being switched on, and the change-over switch can perform switching-on and switching-off operations at present; secondly, when the handle operation connecting rod 1 is located at the lower locking position, the handle operation connecting rod pulls the transmission connecting rod 2 and the limiting side plate 3 to be located at the lower locking position, the limiting rotating shaft 4 is also located at the lower locking position, the L-shaped connecting plate 5 pulls the position selection sliding plate 8 to slide through the connecting shaft 6, the change-over switch operation mechanism is led into a fixed dead angle track, that is, the closing rotating shaft of the change-over switch is limited to be not in a rotating position, at this time, no method is adopted for closing the change-over switch, and the operation is invalid.
When the change-over switch is required to be switched on after the electric circuit, the components and the like are overhauled, maintained and replaced, the handle operation connecting rod 1 can be operated at the moment, the handle operation connecting rod 1 is driven to the upper unlocking position, the change-over switch is allowed to be switched on, and the change-over switch enters into a working state.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (3)
1. The mechanical interlocking operation device of the switch cabinet is characterized by comprising a handle operation connecting rod, a transmission connecting rod, a limiting side plate, a limiting rotating shaft, an L-shaped connecting plate, a connecting shaft, a fixed side plate and a position selection sliding plate, wherein the handle operation connecting rod is arranged outside the switch cabinet and is in transmission connection with the transmission connecting rod through a connecting bracket, one end of the transmission connecting rod is connected to the connecting bracket, the limiting side plate is fixed on the transmission connecting rod, a limiting groove is formed in the limiting side plate, one end of the limiting rotating shaft is clamped in the limiting groove, the other end of the limiting rotating shaft is connected with one end of an L-shaped connecting plate, the bent part of the middle part of the L-shaped connecting plate is fixedly connected with a fixed side plate through a fixed shaft, a long-strip-shaped side plate horizontal sliding groove is formed in the fixed side plate, one end of the connecting shaft is connected to the other end of the L-shaped connecting plate, the other end of the connecting shaft penetrates through the side plate horizontal sliding groove and is fixedly connected to a position selection sliding plate, and the position selection sliding plate is connected with a change-over switch operating mechanism;
the limiting groove on the limiting side plate is perpendicular to the transmission connecting rod; the position selection sliding plate is provided with a plurality of strip-shaped sliding plate horizontal sliding grooves.
2. The mechanical interlock operating device of a switchgear cabinet according to claim 1, wherein the connection bracket includes two side plates and an intermediate connection member for connecting the two side plates, the handle operation link is installed at one end of one of the side plates, and the top end of the transmission link is connected to the other side plate and is vertically disposed at the side plate.
3. The mechanical interlocking operating device of a switch cabinet according to claim 1, wherein one end of the limiting side plate is vertically fixed on the transmission connecting rod through a fixing plate, the other end is provided with a limiting groove, and the opening of the limiting groove is provided with a horn opening which is convenient for the limiting rotating shaft to enter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811644338.5A CN109494096B (en) | 2018-12-30 | 2018-12-30 | Mechanical interlocking operation device of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811644338.5A CN109494096B (en) | 2018-12-30 | 2018-12-30 | Mechanical interlocking operation device of switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109494096A CN109494096A (en) | 2019-03-19 |
| CN109494096B true CN109494096B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811644338.5A Active CN109494096B (en) | 2018-12-30 | 2018-12-30 | Mechanical interlocking operation device of switch cabinet |
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| Country | Link |
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| CN (1) | CN109494096B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110416007A (en) * | 2019-08-19 | 2019-11-05 | 无锡韩光电器股份有限公司 | For bypassing the mechanical lock buckle device of automatic transfer switching electric appliance |
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| CN206259277U (en) * | 2016-12-13 | 2017-06-16 | 常州市华海普发通讯技术有限公司 | A kind of twin-power switch interlock |
| CN206610748U (en) * | 2017-02-21 | 2017-11-03 | 上海安奕极企业发展有限公司 | A kind of ATS switching mechanisms for medium voltage breaker |
| CN207409412U (en) * | 2017-11-01 | 2018-05-25 | 温州新机电器有限公司 | Dual power supply mechanical interlocking structure |
| CN207397984U (en) * | 2017-11-23 | 2018-05-22 | 北京清畅电力技术股份有限公司 | Double-power intelligent ring main unit puts into switch-interlocking device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109494096A (en) | 2019-03-19 |
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