CN203859013U - Transmission mechanism of dual supply automatic changeover switch - Google Patents
Transmission mechanism of dual supply automatic changeover switch Download PDFInfo
- Publication number
- CN203859013U CN203859013U CN201420279582.7U CN201420279582U CN203859013U CN 203859013 U CN203859013 U CN 203859013U CN 201420279582 U CN201420279582 U CN 201420279582U CN 203859013 U CN203859013 U CN 203859013U
- Authority
- CN
- China
- Prior art keywords
- gathering sill
- slide block
- upper plate
- guide rail
- cam turntable
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a transmission mechanism of a dual supply automatic changeover switch. A first upper plate is provided with a first guide groove, and a second upper plate is provided with a second guide groove. A cam rotating disc is provided with a first power-assisted rod and a second power-assisted rod. One end of the first power-assisted rod is fixedly connected to the cam rotating disc, and the other end of the first power-assisted rod is embedded into the first guide groove. One end of the second power-assisted rod is fixedly connected to the cam rotating disc, and the other end of the second power-assisted rod is embedded into the second guide groove. The first guide groove and the second guide groove are both arc-shaped. The radian of the first guide groove is equal to the moving track of a first side surface, and the radian of the second guide groove is equal to the moving track of a second side surface. The cam rotating disc is rotated, and the first side surface and the second side surface drive a first slide block and a second slide block, and the power-assisted rods are cooperated with the guide grooves to increase force points on the first slide block and the second slide block, so that the slide blocks are uniformly pressed, and only a small force can drive the slide blocks to slide in the left-right direction along the tracks.
Description
Technical field
The utility model relates to field of switches, and more particularly, it relates to a kind of transmission mechanism of double power supply automatic switching switch.
Background technology
Double power supply automatic switching switch is a kind of by microprocessor control, start with generator power supply the device switching for network system net electricity and net electricity or net electricity, can make the power supply of power supply continuous source.When conventional electric catastrophic failure or while having a power failure, by double power supply converting switch, automatically put on stand-by power supply, (under little load, stand-by power supply also can be by generator powered) still can normally move equipment.
Application number is the transmission device that 200710025359.4 Chinese patent discloses a kind of double power supply automatic switching switch, and it comprises the motor being located on upper mounted plate, the reducing gear being in transmission connection with the output shaft of motor, be fixed on the bottom plate of upper mounted plate below, and be located at respectively the transmission main shaft on bottom plate, first, the first slide block and first, second, the 3rd, the 4th sensitive switch, also comprise be fixed on transmission main shaft below for first, the cam turntable that the first slide block coordinates, also comprises electromagnetically operated valve, gear wheel, Large Gear Shaft, jack shaft, described electromagnetically operated valve is fixed on the top of upper mounted plate, in electromagnetically operated valve, be provided with electromagnetic valve core, the second return spring, described gear wheel is fixed on the below one of upper mounted plate by Large Gear Shaft, and nibble and join with the pinion of reducing gear, the upper end inserting of described jack shaft is in the gear axis hole in the middle of Large Gear Shaft, and corresponding with the electromagnetic valve core in electromagnetically operated valve, the lower end of jack shaft is after sheathed the first return spring in the central shaft hole of inserting at transmission main shaft, and the middle part of jack shaft is expanded to be provided with from one and closed tooth block, is formed with clutch teeth block closing tooth block from one, close tooth piece from one and nibble and join mutually with the clutch teeth groove that is opened in transmission main shaft top, described first, the second sensitive switch and the 3rd, the 4th sensitive switch lays respectively at the both sides of cam turntable and is symmetrical arranged.
The transmission device of this double power supply automatic switching switch, because it completes the application of force to slide block by the convex surface on cam turntable, make it along the slippage of guide rod left and right, the separating brake of two controllers or the main special shape by cam turntable that closes a floodgate are realized, and the special shape of cam turntable makes just more stressed in end of slide block, slide block usually easily because certain inclination appears in two ends discontinuity, and need to apply larger power and just can make the left and right slippage of slide block entirety when along the slippage of guide rod left and right.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of transmission mechanism of double power supply automatic switching switch, can make slide block entirety stressed evenly, only need to just can make it along the slippage of guide rod left and right to its less power of exerting pressure.
For achieving the above object, the utility model provides following technical scheme: a kind of transmission mechanism of double power supply automatic switching switch, comprises that mount pad, cam turntable, the first slide block, the first guide rail, the second slide block, the second guide rail, four are for realizing separating brake and four sensitive switches of switching signal conversion, the driven unit that carries out rotating for controlling cam turntable;
Described the first guide rail, the second guide rail are fixedly installed on the symmetrical both sides of mount pad;
The first slide block, the second slide block are slidably fitted in respectively on the first guide rail, the second guide rail;
Cam turntable includes the first side that can conflict and be connected with the first slide block in rotating process, the second side that can conflict and be connected with the second slide block in rotating process;
The first slide block is provided with the first upper plate and the first lower plate, and the second slide block is provided with the second upper plate and the second lower plate, and the first lower plate, the second lower plate are all towards mount pad one side setting and all for conflicting and be connected with sensitive switch;
Described the first upper plate is provided with the first gathering sill, the second upper plate is provided with the second gathering sill;
Cam turntable is provided with the first assister bar and the second assister bar, and first assister bar one end is fixedly connected with cam turntable, and the other end is sliding to be embedded in the first gathering sill; Second assister bar one end is fixedly connected with cam turntable, and the other end is sliding to be embedded in the second gathering sill;
Described the first gathering sill, the second gathering sill be curved structure setting all, and the radian of the first gathering sill is identical with the movement locus of the first side, and the radian of the second gathering sill is identical with the movement locus of the second side.
By adopting technique scheme, assister bar and gathering sill are set up, so, in the process of rotating at cam turntable, when itself the first included side, the second side can drive the first slide block, the second slide block, assister bar also can cooperatively interact with gathering sill, thereby the first slide block, the second slide block are increased to the point of application, can make each slide block entirety stressed evenly, thereby only need to just can make it along the slippage of guide rail left and right to its less power of exerting pressure.
The utility model is further set to: the first described gathering sill is placed in the middle part of the first upper plate; The second described gathering sill is placed in the middle part of the second upper plate.
By adopting technique scheme, the power that makes the slide block the to newly increase position that mediates, thereby make slide block stressed evenly, can further reduce the power that cam turntable is exerted pressure, or in the case of cam turntable being exerted pressure equal power, can be more reliably, rapidly slide block is moved to desired location.
The utility model is further set to: described the first gathering sill, the second gathering sill are through-hole groove, and the first assister bar is through the first gathering sill and form spacing cooperation, and the second assister bar is through the second gathering sill and form spacing cooperation.
By adopting technique scheme, increase the connection reliability of gathering sill and assister bar, guarantee that assister bar is stably with the slippage of movable slider left and right.
Brief description of the drawings
Fig. 1 is the structure explosive view of the transmission mechanism embodiment of the utility model double power supply automatic switching switch;
Fig. 2 is the floor map of the transmission mechanism embodiment of the utility model double power supply automatic switching switch.
Embodiment
Referring to figs. 1 through Fig. 2, the transmission mechanism embodiment of the utility model double power supply automatic switching switch is described further.
A transmission mechanism for double power supply automatic switching switch, comprise mount pad 1, cam turntable 2, the first slide block 3, the first guide rail 4, the second slide block 5, the second guide rail 6, four for realizing four sensitive switches 7 of separating brake and switching signal conversion, the driven unit 8(transmission component described herein that carries out rotating for controlling cam turntable 2 can be motor or control handle);
Described the first guide rail 4, the second guide rail 6 are fixedly installed on the symmetrical both sides of mount pad 1;
The first slide block 3, the second slide block 5 are slidably fitted in respectively on the first guide rail 4, the second guide rail 6;
Cam turntable 2 includes the first side 21 that can conflict and be connected with the first slide block 3 in rotating process, the second side 22 that can conflict and be connected with the second slide block 5 in rotating process;
The first slide block 3 is provided with the first upper plate 31 and the first lower plate 52, the second slide blocks 5 and is provided with the second upper plate 51 and the second lower plate 52, the first lower plates 52, the second lower plate 52 all towards mount pad 1 one side settings and all for conflicting and be connected with sensitive switch 7;
Described the first upper plate 31 near middle position be provided with the first gathering sill 33, the second upper plate 51 is provided with the second gathering sill 53 near middle position, described the first gathering sill 33, the second gathering sill 53 are through-hole groove;
Cam turntable 2 is provided with the first assister bar 91 and second assister bar 92, the first assister bar 91 one end are fixedly connected with cam turntable 2, and sliding first gathering sill 33 that passes of the other end forms spacing cooperation; Second assister bar 92 one end are fixedly connected with cam turntable 2, and the other end is sliding passes the spacing cooperation of the interior formation of the second gathering sill 53.
Described the first gathering sill 33, all curved structure settings of the second gathering sill 53, the radian of the first gathering sill 33 is identical with the movement locus of the first side 21, and the radian of the second gathering sill 53 is identical with the movement locus of the second side 22.
By adopting technique scheme, assister bar and gathering sill are set up, so, in the process of rotating at cam turntable 2, when itself included the first side 21, the second side 22 can drive the first slide block 3, the second slide block 5, assister bar also can cooperatively interact with gathering sill, thereby the first slide block 3, the second slide block 5 are increased to the point of application, can make each slide block entirety stressed evenly, thereby only need to just can make it along the slippage of guide rail left and right to its less power of exerting pressure.
The course of work: it is identical with the implementation in background technology that the transmission mechanism of this double power supply automatic switching switch is realized combined floodgate, separating brake to two controller switches, no longer burden explanation, provided by the utility model is on the basis of background technology, can adopt less power just to realize the reliable slippage to slide block.
Its implementation is embodied in, as shown in Figure 2, 1 oblong-shaped setting of mount pad, the first slide block 3 and the second slide block 5 are first positioned at cornerwise two angles of mount pad 1, while rotating counterclockwise cam turntable 2, the first assister bar 91 fixed thereon does counterclockwise motion with cam turntable 2, it is interior along A to direction slippage at the first gathering sill 33 that it is embedded one end in the first gathering sill 33, when the first side 21 and first slide block 3 of cam turntable 2 are conflicted, now, the first assister bar 91 also slides onto extreme position simultaneously, again cam turntable 2 is rotated counterclockwise, the first side 21, the first assister bar 91 all and formation inconsistent with the first slide block 3 is connected, until the first slide block 3 moves to the opposite side of mount pad 1 along A to direction, the second slide block 5 does same action along B to direction.
Claims (3)
1. a transmission mechanism for double power supply automatic switching switch, comprises that mount pad, cam turntable, the first slide block, the first guide rail, the second slide block, the second guide rail, four are for realizing separating brake and four sensitive switches of switching signal conversion, the driven unit that carries out rotating for controlling cam turntable;
Described the first guide rail, the second guide rail are fixedly installed on the symmetrical both sides of mount pad;
The first slide block, the second slide block are slidably fitted in respectively on the first guide rail, the second guide rail;
Cam turntable includes the first side that can conflict and be connected with the first slide block in rotating process, the second side that can conflict and be connected with the second slide block in rotating process;
The first slide block is provided with the first upper plate and the first lower plate, and the second slide block is provided with the second upper plate and the second lower plate, and the first lower plate, the second lower plate are all towards mount pad one side setting and all for conflicting and be connected with sensitive switch;
It is characterized in that: described the first upper plate is provided with the first gathering sill, the second upper plate is provided with the second gathering sill;
Cam turntable is provided with the first assister bar and the second assister bar, and first assister bar one end is fixedly connected with cam turntable, and the other end is sliding to be embedded in the first gathering sill; Second assister bar one end is fixedly connected with cam turntable, and the other end is sliding to be embedded in the second gathering sill;
Described the first gathering sill, the second gathering sill be curved structure setting all, and the radian of the first gathering sill is identical with the movement locus of the first side, and the radian of the second gathering sill is identical with the movement locus of the second side.
2. the transmission mechanism of double power supply automatic switching switch according to claim 1, is characterized in that: the first described gathering sill is placed in the middle part of the first upper plate; The second described gathering sill is placed in the middle part of the second upper plate.
3. the transmission mechanism of double power supply automatic switching switch according to claim 1 and 2, it is characterized in that: described the first gathering sill, the second gathering sill are through-hole groove, the first assister bar is through the first gathering sill and form spacing cooperation, and the second assister bar is through the second gathering sill and form spacing cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279582.7U CN203859013U (en) | 2014-05-28 | 2014-05-28 | Transmission mechanism of dual supply automatic changeover switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279582.7U CN203859013U (en) | 2014-05-28 | 2014-05-28 | Transmission mechanism of dual supply automatic changeover switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203859013U true CN203859013U (en) | 2014-10-01 |
Family
ID=51608855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420279582.7U Expired - Fee Related CN203859013U (en) | 2014-05-28 | 2014-05-28 | Transmission mechanism of dual supply automatic changeover switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203859013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022007386A1 (en) * | 2020-07-07 | 2022-01-13 | 陕西铭拓机电技术有限公司 | Two-power-supply conversion mechanism, and conversion switch |
-
2014
- 2014-05-28 CN CN201420279582.7U patent/CN203859013U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022007386A1 (en) * | 2020-07-07 | 2022-01-13 | 陕西铭拓机电技术有限公司 | Two-power-supply conversion mechanism, and conversion switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20160528 |