CN204927147U - Oily formula high pressure load switch - Google Patents
Oily formula high pressure load switch Download PDFInfo
- Publication number
- CN204927147U CN204927147U CN201520636153.5U CN201520636153U CN204927147U CN 204927147 U CN204927147 U CN 204927147U CN 201520636153 U CN201520636153 U CN 201520636153U CN 204927147 U CN204927147 U CN 204927147U
- Authority
- CN
- China
- Prior art keywords
- cover plate
- rotor
- upper cover
- switch
- centering block
- Prior art date
- 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.)
- Ceased
Links
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses an oily formula high pressure load switch, it includes switch body, turning handle, switch shaft, sealed fixing device, upper cover plate, lower apron, rotor, gear frame, extension spring and centering block subassembly, the switch body is concentric setting with the switch shaft, turning handle and switch shaft fixed connection, sealed fixing device sets up the outer peripheral face at the switch shaft, the switch shaft runs through the upper cover plate and uses the cooperation with the rotor, rotor and gear frame setting the upper cover plate under and between the apron and its link through the extension spring, fixed connection is lapped under with to the upper cover plate, just it uses the cooperation with rotor and gear frame respectively to the setting of centering block subassembly on the upper cover plate. The advantage is: the utility model has the advantages of simple structure, small, installation and dismantle and all comparatively convenient and use the degree of accuracy higher.
Description
Technical field
The utility model belongs to control switch technical field, especially relates to a kind of oil-immersed and high-voltage on-load switch.
Background technology
At present, oil-immersed and high-voltage on-load switch is as a kind of control assembly in combined transformer, and it mainly plays control high voltage source being carried out to connecting and disconnecting.Switch shaft on existing part oil-immersed and high-voltage on-load switch and Switch main body are eccentric structure, and its volume of oil-immersed and high-voltage on-load switch of this structure is comparatively large, install and dismantle all comparatively to bother; And deciliter rotational angle of the oil-immersed and high-voltage on-load switch of existing structure is mostly between 110 ° ~ 120 °, makes error range larger; Therefore be necessary to be improved.
Summary of the invention
The purpose of this utility model is the deficiency existed for above-mentioned prior art, provides a kind of oil-immersed and high-voltage on-load switch, it has, and structure is simple, volume is little, install and dismounting all comparatively for convenience of and use the higher feature of accuracy.
To achieve these goals, the technical scheme that the utility model adopts is: a kind of oil-immersed and high-voltage on-load switch, and it comprises Switch main body, turning handle, switch shaft, sealed fixing device, upper cover plate, lower cover, rotor, gear frame, extension spring and centering block assembly; Described Switch main body and switch shaft are concentric setting; Described turning handle is fixedly connected with switch shaft; Described sealed fixing device is arranged on the outer peripheral face of switch shaft; Described switch shaft run through upper cover plate and with rotor collaboration; Described rotor and gear frame are arranged between upper cover plate and lower cover and it is linked by extension spring, and described upper cover plate is fixedly connected with lower cover; Described centering block assembly to be arranged on upper cover plate and its respectively with rotor and gear frame collaboration.
Described sealed fixing device comprises fixed cover, nut, sealing ring one and sealing ring two, described sealing ring one is arranged on switch shaft and with the inner face of fixed cover and abuts, described fixed cover is set in the outer peripheral face of switch shaft, described nut and fixed cover threaded, described sealing ring two and fixed cover collaboration.
Described centering block assembly comprises large centering block and little centering block, described large centering block and little centering block all rotate be arranged on upper cover plate and its all with rotor and gear frame collaboration.
Described upper cover plate and lower cover are respectively arranged with installing hole, are interconnected by screw between described installing hole.
Adopt after said structure, the utility model compared to the prior art advantageously: structure of the present utility model is simple, and switch shaft can allow the volume of entirety be reduced with concentric setting of Switch main body, and is beneficial to installation; The utility model coordinates its deciliter rotational angle within 90 ° in use by large centering block and little centering block, and it uses accuracy higher to compare existing structure.
Accompanying drawing explanation
Fig. 1 is planar structure schematic diagram of the present utility model.
Fig. 2 is partial structurtes schematic diagram of the present utility model.
Fig. 3 is the structural representation of the utility model rotor.
Fig. 4 is the structural representation of the utility model gear frame.
Embodiment
The following stated is only preferred embodiment of the present utility model, does not therefore limit protection range of the present utility model, further illustrates below in conjunction with drawings and Examples to the utility model.
Embodiment, is shown in shown in Fig. 1 to Fig. 4: a kind of oil-immersed and high-voltage on-load switch, comprises Switch main body 10, turning handle 20, switch shaft 30, sealed fixing device, upper cover plate 40, lower cover 41, rotor 42, gear frame 43, extension spring 44 and centering block assembly; Switch main body 10 is positioned at the bottom of lower cover 41, and the center line of Switch main body 10 overlaps with the center line of switch shaft 30, and this concentric structure arranges and can reduce overall volume, is beneficial to and installs and dismounting.Turning handle 20 is located at the top ends of switch shaft 30, is spirally connected fixing between it by screw, and like this when rotating turning handle 20, switch shaft 30 also can along with rotating together.Sealed fixing device is positioned at the outer peripheral face of switch shaft 30, and itself and transformer box wall 60 are fixedly installed, and sealed fixing device has the effect preventing leakage of oil, and it comprises fixed cover 50, nut 51, sealing ring 1 and sealing ring 2 53; Switch shaft 30 offers groove, and sealing ring 1 is arranged in groove, and its outer end abuts with the inner face of fixed cover 50; Fixed cover 50 is set in the outer peripheral face of switch shaft 30 and runs through transformer box wall 60, and be spirally connected fixing and its end face of nut 51 and fixed cover 50 abuts with the upper surface of transformer box wall 60 and coordinates; Sealing ring 2 53 is located in the groove on fixed cover 50, and its other end abuts with the lower surface of transformer box wall 60 and coordinates.Above-mentioned switch shaft 30 run through upper cover plate 40 and with rotor 42 collaboration, rotor 42 can be taken like this when switch shaft 30 rotates to and rotate accordingly.Upper cover plate 40 and lower cover 41 are respectively arranged with installing hole, are interconnected by screw 47 between installing hole opposing upper and lower, upper cover plate 40 and lower cover 41 can be allowed like this to be fixedly connected with.Rotor 42 and gear frame 43 are arranged between upper cover plate 40 and lower cover 41 and it is linked by extension spring 44, and centering block assembly to be arranged on upper cover plate 40 and its respectively with rotor 42 and gear frame 43 collaboration; Centering block assembly comprises large centering block 45 and little centering block 46, large centering block 45 and little centering block 46 all rotate be arranged on upper cover plate 40 and its all with rotor 42 and gear frame 43 collaboration.In use, when switch need from co-bit put go to point position time, rotation turning handle 20, allows switch shaft 30 drive rotor 42 to rotate, corresponding rotor 42 drives little centering block 46 to rotate, then drives gear frame 43 rotation to make extension spring 44 be in energy storage state by little centering block 46; When the angle formed between rotor 42 and gear frame 43 is 90 °, the elastic energy of extension spring 44 can release suddenly, allows rotor 42 and gear frame 43 quick rotation, realizes the effect of separating brake.Same, when switch need to go to from a point position co-bit put time, rotate backward turning handle 20, allow switch shaft 30 drive rotor 42 to rotate backward, at this moment rotor 42 drives large centering block 45 to rotate, and allows large centering block 45 drive gear frame 43 to rotate and makes extension spring 44 be in energy storage state, when the angle formed between rotor 42 and gear frame 43 is 90 °, the elastic energy of extension spring 44 can discharge suddenly equally, allows rotor 42 and gear frame 43 quick rotation, realizes the effect of closing a floodgate.
Claims (4)
1. an oil-immersed and high-voltage on-load switch, is characterized in that: comprise Switch main body (10), turning handle (20), switch shaft (30), sealed fixing device, upper cover plate (40), lower cover (41), rotor (42), gear frame (43), extension spring (44) and centering block assembly; Described Switch main body (10) and switch shaft (30) are concentric setting; Described turning handle (20) is fixedly connected with switch shaft (30); Described sealed fixing device is arranged on the outer peripheral face of switch shaft (30); Described switch shaft (30) run through upper cover plate (40) and with rotor (42) collaboration; Described rotor (42) and gear frame (43) are arranged between upper cover plate (40) and lower cover (41) and it is linked by extension spring (44), and described upper cover plate (40) is fixedly connected with lower cover (41); Described centering block assembly be arranged on upper cover plate (40) upper and its respectively with rotor (42) and gear frame (43) collaboration.
2. oil-immersed and high-voltage on-load switch according to claim 1, it is characterized in that: described sealed fixing device comprises fixed cover (50), nut (51), sealing ring one (52) and sealing ring two (53), described sealing ring one (52) is arranged on switch shaft (30) and goes up and abut with the inner face of fixed cover (50), described fixed cover (50) is set in the outer peripheral face of switch shaft (30), described nut (51) and fixed cover (50) threaded, described sealing ring two (53) and fixed cover (50) collaboration.
3. oil-immersed and high-voltage on-load switch according to claim 1 and 2, it is characterized in that: described centering block assembly comprises large centering block (45) and little centering block (46), described large centering block (45) and little centering block (46) all rotate be arranged on upper cover plate (40) upper and its all with rotor (42) and gear frame (43) collaboration.
4. oil-immersed and high-voltage on-load switch according to claim 3, it is characterized in that: described upper cover plate (40) and lower cover (41) are respectively arranged with installing hole, be interconnected by screw (47) between described installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520636153.5U CN204927147U (en) | 2015-08-21 | 2015-08-21 | Oily formula high pressure load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520636153.5U CN204927147U (en) | 2015-08-21 | 2015-08-21 | Oily formula high pressure load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204927147U true CN204927147U (en) | 2015-12-30 |
Family
ID=54976255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520636153.5U Ceased CN204927147U (en) | 2015-08-21 | 2015-08-21 | Oily formula high pressure load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204927147U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107887217A (en) * | 2017-12-12 | 2018-04-06 | 广东美的环境电器制造有限公司 | Knob water repellent component and electronic installation |
| CN107887216A (en) * | 2017-12-12 | 2018-04-06 | 广东美的环境电器制造有限公司 | Knob water repellent component and electronic installation |
-
2015
- 2015-08-21 CN CN201520636153.5U patent/CN204927147U/en not_active Ceased
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107887217A (en) * | 2017-12-12 | 2018-04-06 | 广东美的环境电器制造有限公司 | Knob water repellent component and electronic installation |
| CN107887216A (en) * | 2017-12-12 | 2018-04-06 | 广东美的环境电器制造有限公司 | Knob water repellent component and electronic installation |
| CN107887216B (en) * | 2017-12-12 | 2020-08-04 | 广东美的环境电器制造有限公司 | Knob waterproof assembly and electronic device |
| CN107887217B (en) * | 2017-12-12 | 2021-03-19 | 广东美的环境电器制造有限公司 | Knob waterproof assembly and electronic device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204083437U (en) | Electric Actuated Wedge Gate Valves | |
| CN204927147U (en) | Oily formula high pressure load switch | |
| CN208782611U (en) | A kind of submersible machine sealing device | |
| CN202906079U (en) | Screw sealed anti-corrosion connector plug | |
| CN202215892U (en) | Quick sealing device for hose flange | |
| CN205239521U (en) | Lever mechanism of track traffic braking clamp | |
| CN104407164B (en) | A kind of dustproof and waterproof velometer | |
| CN204413915U (en) | A kind of lever floating support structure | |
| CN203339235U (en) | Sealing structure of box body and box cover and battery box with sealing structure | |
| CN203278496U (en) | Combined motor end cover | |
| CN203686174U (en) | Novel fluorine-lined butterfly valve | |
| CN201539622U (en) | Valve electric apparatus rotating revolving body switch type field control mechanism | |
| CN105342141A (en) | Electric rotary plate | |
| CN201425037Y (en) | Leakage-preventing sealing device for submersible sewage pump | |
| CN202539626U (en) | Pipe clamp for holing of pipeline | |
| CN205728700U (en) | A kind of electric turntable | |
| CN204704104U (en) | Submersible direct-drive screw pump | |
| CN210635880U (en) | Spiral shaft for laminated sludge dewatering machine | |
| CN201824243U (en) | Grinding plate moving mechanism on crystal processing equipment | |
| CN205064354U (en) | Portable oily charge pump protector oil -sealing arrangement of diving | |
| CN209228610U (en) | A kind of elastomer has the lobed rotor pump of transient state damping anti-reverse-rotation structure | |
| CN203442177U (en) | Stop valve with detachable valve clack | |
| CN203941824U (en) | A kind of transformer is without excitation remote control tap changer | |
| CN201656328U (en) | Dynamic sealing structure of air charging cabinet | |
| CN203757142U (en) | Plane multiported valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Luo Lu Document name: Notification of Acceptance of Request for Invalidation |
|
| DD01 | Delivery of document by public notice | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20180502 Decision number of declaring invalidation: 35737 Granted publication date: 20151230 |
|
| IW01 | Full invalidation of patent right |