CN112017875A - Control device of high-voltage switch - Google Patents
Control device of high-voltage switch Download PDFInfo
- Publication number
- CN112017875A CN112017875A CN202010853236.5A CN202010853236A CN112017875A CN 112017875 A CN112017875 A CN 112017875A CN 202010853236 A CN202010853236 A CN 202010853236A CN 112017875 A CN112017875 A CN 112017875A
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- China
- Prior art keywords
- rack
- gear
- switching
- tension switchgear
- high tension
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/36—Driving mechanisms, i.e. for transmitting driving force to the contacts using belt, chain, or cord
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The application provides a high tension switchgear's controlling means, high tension switchgear sets up in high tension switchgear, and high tension switchgear includes common port and a plurality of switching end, including device body, drive mechanism, actuating mechanism and switching structure, switching structure is connected with high tension switchgear's common port electricity, actuating mechanism sets up on the device body, drive mechanism's one end links to each other with switching structure, drive mechanism's the other end links to each other with the device body, actuating mechanism links to each other with drive mechanism, drive mechanism drive switching structure links to each other with switching end. The application provides a high tension switchgear's controlling means, behind electromechanical device replaced pneumatic control system, can avoid the potential safety hazard because of setting up pneumatic control system and producing, saves more arrangement space simultaneously. For example, after the method is applied to a transformer substation, the whole occupied space of the transformer substation can be reduced. In addition, the design principle of the application is reliable, the structure is simple, and the application prospect is very wide.
Description
Technical Field
The application relates to the technical field of high-voltage switches, in particular to a control device of a high-voltage switch.
Background
In the conventional technology, the high-voltage switches are controlled by adopting a pneumatic structure, so that an additional pneumatic control system needs to be arranged in a high-voltage environment of a transformer substation and the like, and the pneumatic control system specifically comprises an air source device, a pneumatic control device, a pneumatic pipe and the like. The following defects mainly exist:
firstly, the pneumatic control system needs to occupy more layout space.
Second, the substation equipment has the high-voltage electric arc that the high-tension electricity produced, probably can puncture the part among the pneumatic control system, and then makes the pneumatic control system unexpected the leakage appear, produces higher atmospheric pressure and assaults can in turn lead to the fact destruction to high-pressure environment line equipment such as substation equipment, makes the potential safety hazard increase of pneumatic control system.
Disclosure of Invention
To the problem that exists among the prior art, this application provides a high tension switchgear's controlling means to reach and avoid higher atmospheric pressure to strike and can reverse to cause destruction to high voltage environment circuit equipment such as substation equipment, play the beneficial effect of guard action to substation equipment.
The application provides a high tension switchgear's controlling means, high tension switchgear sets up in high tension switchgear, and high tension switchgear includes common port and a plurality of switching end, including device body, drive mechanism, actuating mechanism and switching structure, switching structure is connected with high tension switchgear's common port electricity, actuating mechanism sets up on the device body, drive mechanism's one end links to each other with switching structure, drive mechanism's the other end links to each other with the device body, actuating mechanism links to each other with drive mechanism, drive mechanism drive switching structure links to each other with switching end.
Furthermore, the transmission mechanism comprises a rack and a gear which are meshed with each other, one end of the rack is connected with the switching structure, a sliding rail matched with the rack is arranged on the device body, and the other end of the rack is connected with the sliding rail in a sliding manner; the driving mechanism drives the gear to rotate.
Further, the driving mechanism comprises a motor, the motor is fixed on the device body, and an output shaft of the motor is connected with the gear.
Furthermore, be equipped with the connecting block on the rack, connecting block and rack sliding connection, actuating mechanism still includes the elevating system who sets up on the connecting block, elevating system passes through the connecting block and drives the rack lift, still be provided with the lift trigger switch that control elevating system starts or the return on the connecting block.
Further, the rack is connected with the switching structure by a link mechanism.
Furthermore, a locking mechanism is arranged on the transmission mechanism and adopts a pawl, one end of the pawl is rotatably connected with the device body, the other end of the pawl is connected with the teeth of the gear in a clamped mode, a pull rope is arranged at one end, connected with the gear in a clamped mode, of the pawl, and a pull ring is arranged at the other end of the pull rope.
Furthermore, the device also comprises a shielding mechanism, wherein the shielding mechanism adopts a shielding cover, and the shielding cover is arranged outside the driving mechanism.
Furthermore, the transmission mechanism adopts one of a gear set, a gear rack structure, a screw nut structure, a worm and gear structure and a belt transmission structure.
The beneficial effect of this application lies in:
the application provides a high tension switchgear's controlling means, behind electromechanical device replaced pneumatic control system, can avoid the potential safety hazard because of setting up pneumatic control system and producing, saves more arrangement space simultaneously. For example, after the method is applied to a transformer substation, the whole occupied space of the transformer substation can be reduced. In addition, the design principle of the application is reliable, the structure is simple, and the application prospect is very wide.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a switch structure disconnected from a switch end in an embodiment of the present application.
Fig. 2 is a first schematic diagram of a switching structure connected to a switching terminal according to an embodiment of the present application.
Fig. 3 is a schematic diagram of a structure in which a switch structure is connected to a switch terminal according to an embodiment of the present application.
In the figure: 1. high tension switchgear, 2, common terminal, 3, switching terminal, 4, device body, 5, switching structure, 6, rack, 7, gear, 8, connecting block, 9, pawl, 10, stay cord, 11, pull ring, 12, elevating system.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The following explains key terms appearing in the present application.
The application provides a high tension switchgear's controlling means, high tension switchgear is integrated to be set up in high tension switchgear 1, and high tension switchgear includes common port 2 and a plurality of switching end 3, and in this embodiment, the quantity of switching end 3 is three, and common port 2 can be connected with three switching end 3 respectively. The application provides a high tension switchgear's controlling means, including device body 4, drive mechanism, actuating mechanism and switching structure 5, device body 4 adopts shell structure, is equipped with power plug on the switching structure 5, switching structure 5 passes through the power cord electricity with high tension switchgear's public end 2 and is connected, and high tension switchgear's public end 2 is connected with switching end 3 through switching structure 5.
The driving mechanism is fixed on the device body 4, one end of the transmission mechanism is connected with the switching structure 5, the other end of the transmission mechanism is connected with the device body 4, the driving mechanism is connected with the transmission mechanism, and the transmission mechanism drives the switching structure to be connected with the switching end 3.
The transmission mechanism adopts one of a gear set, a gear rack structure, a screw-nut structure, a worm-gear structure and a belt transmission structure. In this embodiment, the transmission mechanism adopts a rack and pinion structure.
Specifically, the transmission mechanism comprises a rack 6 and a gear 7 which are meshed with each other, one end of the rack 6 is connected with one side of the switching structure 5, a sliding rail matched with the rack 6 is arranged on the device body 4 and is horizontally arranged, and the other end of the rack 6 is connected with the sliding rail in a sliding manner; in this embodiment, actuating mechanism adopts step motor, and step motor fixes on device body 4, and step motor's output shaft links to each other with gear 7, and step motor drive gear 7 rotates, because gear 7 and rack 7 mesh, so step motor passes through the rack and drives switching structure 5 horizontal motion, can drive switching structure through gear and rack cooperation and remove, and then makes switching structure switch the operation, realizes switching structure 5 and switching end 3's being connected and separation.
In other embodiments, the rack may not be directly connected to the switching structure, but may be connected to the switching structure through a link mechanism, so that the switching structure may move other than linearly, thereby improving the applicability of the transmission mechanism.
The rack 6 is provided with a connecting block 8, the connecting block 8 is in sliding connection with the rack 6, the connecting block 8 is provided with a sliding groove, the rack 6 is provided with a sliding rail, and the sliding rail is in sliding connection with the sliding groove. The driving mechanism further comprises a lifting mechanism 12 arranged on the connecting block, the lifting mechanism adopts a telescopic rod structure, the lifting mechanism 12 drives the rack 6 to lift through the connecting block 8, and a lifting trigger switch for controlling the lifting mechanism to start or return is further arranged on the connecting block 8.
The gear transmission device is characterized in that a locking mechanism is arranged on the transmission mechanism, the locking mechanism adopts a pawl 9, one end of the pawl 9 is rotatably connected with the device body 4, the other end of the pawl 9 is connected with the teeth of the gear 7 in a clamping mode, a pull rope 10 is arranged at one end, connected with the gear 7 in the clamping mode, of the pawl 9, the other end of the pull rope 10 is provided with a pull ring 11, and the pawl 9 and the gear are connected in the clamping mode through the pull ring 11 in.
In other embodiments, the pawl can be locked in a contact manner through telescopic structures such as an electric cylinder, and particularly, a protrusion is arranged on the pawl, and the telescopic rod of the telescopic structure can be far away from the protrusion to enable the pawl to be in a free state and can be locked reversely; or the protrusion is jacked up to enable the pawl to be in a failure state, and the pawl can be unlocked during locking.
Embodiments of the present application:
the driving mechanism drives the gear to rotate reversely, the gear drives the rack to move horizontally, and the rack drives the switching structure to be separated from the switching end; the lifting device drives the rack to move vertically, when the switching structure and the switching end to be connected are on the same horizontal plane, the lifting device stops moving, at the moment, the driving device rotates, the driving gear rotates in the forward direction, the gear drives the rack to move towards the switching end to be connected, the switching structure is driven to be connected with the switching end, at the moment, the pull ring is pulled, so that the pawl is clamped on the gear, and the effect of locking the gear is achieved.
The control device of the high-voltage switch further comprises a shielding mechanism, wherein the shielding mechanism is used for preventing the driving mechanism and the control mechanism from being subjected to electromagnetic interference so as to ensure the effectiveness of the driving mechanism and the control mechanism and have enough sensitivity. The shielding mechanism is specifically set as a grounded shielding case, and a plurality of shielding cases can be arranged as required and are arranged outside the driving mechanism.
The application provides a high tension switchgear's controlling means, behind electromechanical device replaced pneumatic control system, can avoid the potential safety hazard because of setting up pneumatic control system and producing, saves more arrangement space simultaneously. For example, after the method is applied to a transformer substation, the whole occupied space of the transformer substation can be reduced.
Although the present application has been described in detail with reference to the accompanying drawings in conjunction with the preferred embodiments, the present application is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present application by those skilled in the art without departing from the spirit and scope of the present application, and these modifications or substitutions are intended to be covered by the present application/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides a high tension switchgear's controlling means, high tension switchgear sets up in high tension switchgear (1), and high tension switchgear includes common port (2) and a plurality of switching terminals (3), its characterized in that: including device body (4), drive mechanism, actuating mechanism and switching structure (5), switching structure (5) is connected with high voltage switch's common port (2) electricity, actuating mechanism sets up on device body (4), actuating mechanism's one end links to each other with switching structure (5), actuating mechanism's the other end links to each other with device body (4), actuating mechanism links to each other with drive mechanism, drive mechanism drive switching structure links to each other with switching end (3).
2. The control device of a high voltage switch according to claim 1, characterized in that: the transmission mechanism comprises a rack (6) and a gear (7) which are meshed with each other, one end of the rack (6) is connected with the switching structure (5), a sliding rail matched with the rack (6) is arranged on the device body (4), and the other end of the rack (6) is connected with the sliding rail in a sliding manner; the driving mechanism drives the gear (7) to rotate.
3. The control device of a high voltage switch according to claim 1, characterized in that: the driving mechanism comprises a motor, the motor is fixed on the device body (4), and an output shaft of the motor is connected with the gear (7).
4. The control device of a high voltage switch according to claim 2, characterized in that: be equipped with connecting block (8) on rack (6), connecting block (8) and rack (6) sliding connection, actuating mechanism is still including setting up elevating system (12) on the connecting block, elevating system (12) drive rack (6) through connecting block (8) and go up and down, still be provided with the lift trigger switch that control elevating system starts or the return on connecting block (8).
5. The control device of a high voltage switch according to claim 2, characterized in that: the rack (6) is connected with the switching structure by adopting a connecting rod mechanism.
6. The control device of a high voltage switch according to claim 1, characterized in that: the device is characterized in that a locking mechanism is arranged on the transmission mechanism, the locking mechanism adopts a pawl (9), one end of the pawl (9) is rotatably connected with the device body (4), the other end of the pawl (9) is connected with a gear (7) in a clamping manner, a pull rope (10) is arranged at one end, connected with the gear (7) in a clamping manner, of the pawl (9), and a pull ring (11) is arranged at the other end of the pull rope (10).
7. The control device of a high voltage switch according to claim 1, characterized in that: still include shield structure, shield structure adopts the shield cover, the shield cover sets up the outside at actuating mechanism.
8. The control device of a high voltage switch according to claim 1, characterized in that: the transmission mechanism adopts one of a gear set, a gear rack structure, a screw-nut structure, a worm-gear structure and a belt transmission structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010853236.5A CN112017875B (en) | 2020-08-23 | 2020-08-23 | Control device of high-voltage switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010853236.5A CN112017875B (en) | 2020-08-23 | 2020-08-23 | Control device of high-voltage switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112017875A true CN112017875A (en) | 2020-12-01 |
| CN112017875B CN112017875B (en) | 2023-02-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010853236.5A Active CN112017875B (en) | 2020-08-23 | 2020-08-23 | Control device of high-voltage switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112017875B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT371944B (en) * | 1981-11-23 | 1983-08-10 | Elin Union Ag | DEVICE FOR DRIVING AN ELECTRICAL SWITCH |
| CN201252010Y (en) * | 2008-07-25 | 2009-06-03 | 北京利德华福电气技术有限公司 | Power-driven high voltage switching device |
| CN202817555U (en) * | 2012-07-30 | 2013-03-20 | 许超华 | Operation device for dolly switch of high-voltage switch cabinet of transformer substation |
| CN104021976A (en) * | 2014-06-10 | 2014-09-03 | 浙江伏尔特电器有限公司 | Permanent magnetic vacuum circuit breaker |
| CN205943897U (en) * | 2016-08-27 | 2017-02-08 | 何澍炜 | Automatic electric switch |
| CN206834078U (en) * | 2017-08-29 | 2018-01-02 | 广州供电局有限公司 | Operation device and the switch cubicle provided with the operation device |
| CN207489695U (en) * | 2017-07-26 | 2018-06-12 | 深圳市朗驰欣创科技股份有限公司 | Switchgear operating device |
| CN110010385A (en) * | 2019-05-21 | 2019-07-12 | 安徽科盟电子科技有限公司 | The transmission mechanism of auxiliary switch |
| CN110047664A (en) * | 2019-02-28 | 2019-07-23 | 广东欧文特电气有限公司 | A kind of lift change-over switch |
-
2020
- 2020-08-23 CN CN202010853236.5A patent/CN112017875B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT371944B (en) * | 1981-11-23 | 1983-08-10 | Elin Union Ag | DEVICE FOR DRIVING AN ELECTRICAL SWITCH |
| CN201252010Y (en) * | 2008-07-25 | 2009-06-03 | 北京利德华福电气技术有限公司 | Power-driven high voltage switching device |
| CN202817555U (en) * | 2012-07-30 | 2013-03-20 | 许超华 | Operation device for dolly switch of high-voltage switch cabinet of transformer substation |
| CN104021976A (en) * | 2014-06-10 | 2014-09-03 | 浙江伏尔特电器有限公司 | Permanent magnetic vacuum circuit breaker |
| CN205943897U (en) * | 2016-08-27 | 2017-02-08 | 何澍炜 | Automatic electric switch |
| CN207489695U (en) * | 2017-07-26 | 2018-06-12 | 深圳市朗驰欣创科技股份有限公司 | Switchgear operating device |
| CN206834078U (en) * | 2017-08-29 | 2018-01-02 | 广州供电局有限公司 | Operation device and the switch cubicle provided with the operation device |
| CN110047664A (en) * | 2019-02-28 | 2019-07-23 | 广东欧文特电气有限公司 | A kind of lift change-over switch |
| CN110010385A (en) * | 2019-05-21 | 2019-07-12 | 安徽科盟电子科技有限公司 | The transmission mechanism of auxiliary switch |
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| Publication number | Publication date |
|---|---|
| CN112017875B (en) | 2023-02-24 |
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