CN216015106U - Operation mechanism of double-power-supply change-over switch and double-power-supply change-over switch - Google Patents
Operation mechanism of double-power-supply change-over switch and double-power-supply change-over switch Download PDFInfo
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- CN216015106U CN216015106U CN202121865336.6U CN202121865336U CN216015106U CN 216015106 U CN216015106 U CN 216015106U CN 202121865336 U CN202121865336 U CN 202121865336U CN 216015106 U CN216015106 U CN 216015106U
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Abstract
The utility model relates to an operating mechanism of a double-power transfer switch, wherein a first driving groove and a second driving groove are respectively arranged at two sides of a driving piece, the first driving groove and the second driving groove are staggered on the end surface and are not intersected with each other at the axial depth of the driving piece, one end of the first driving groove pushes a first guide rod to rotate in a first slide rail, after the first spring energy storage driving mechanism passes through the dead point, the first spring energy storage driving mechanism drives the first guide rod to continue to move towards the other end of the first driving groove and pushes the first driving disc to rotate, one end of the second driving groove pushes the second guide rod to rotate in the second sliding rail, after the second spring energy storage driving mechanism passes through the dead point, the second spring energy storage driving mechanism drives the second guide rod to continue to move towards the other end of the second driving groove and push the second driving disc to rotate, and the first driving disc and the second driving disc drive the square shaft to rotate together. The invention has the characteristics of manual operation, electromagnetic drive and convenience for expanding the breaking unit module.
Description
Technical Field
The utility model relates to an operating device of dual power transfer switch and dual power transfer switch including this operating device.
Background
The action speed of the operating mechanism of the dual-power transfer switch is related to the electrical performance of the dual-power transfer switch, the higher the action speed is, the faster the contact is separated and combined, the harm of the generated electric arc can be reduced to a lower degree, and the good contact and the breaking of the contact in the breaking unit of the dual-power transfer switch are effectively ensured. In the invention patent application publication No. CN 110444416a, "driving mechanism of dual power automatic transfer switch and dual power automatic transfer switch", the driving mechanism includes a first link assembly and a second link assembly moving between a switching-on position and a switching-off position, and when the first link assembly and the second link assembly are respectively in the switching-on position and the switching-off position, the first movable contact assembly and the second movable contact assembly corresponding to the first link assembly and the second link assembly are also respectively in the switching-on position and the switching-off position. Here, the lengths of the first link assembly and the second link assembly are determined by the number of poles of the power supply in the dual power transfer switch. The specifications of products are different, and the connecting rod assemblies cannot be compatible with each other. In addition, the first driving part and the second driving part are respectively positioned at the outer sides of the ends of the first spring energy storage driving mechanism and the second spring energy storage driving mechanism, the input external driving force can only act on the first driving part and the second driving part through the main shaft, an electromagnetic driving force cannot be added, and the operation mode is single.
Disclosure of Invention
In view of the above, an object of the present invention is to provide an operating mechanism and a dual power transfer switch for a dual power transfer switch, which can be manually and electromagnetically driven, has a compact structure, and is convenient for expanding a breaking unit module according to the number of poles of a power source.
In order to achieve the above object, the present invention adopts such an operating mechanism for a dual power transfer switch, which comprises a driving member, a first spring energy storage driving mechanism and a second spring energy storage driving mechanism respectively disposed at two sides of the driving member, and a first guiding rod and a second guiding rod respectively connected to the first spring energy storage driving mechanism and the second spring energy storage driving mechanism in a transmission manner, wherein two sides of the driving member are respectively provided with a first driving groove and a second driving groove, the first driving groove and the second driving groove are staggered on an end surface and are not intersected with each other in an axial depth of the driving member, the first guiding rod passes through a first sliding rail and extends into the first driving groove, the second guiding rod passes through a second sliding rail and extends into the second driving groove, one end of the first driving groove pushes the first guiding rod to rotate in the first sliding rail, after the first spring energy storage driving mechanism passes through a dead point, the first spring energy storage driving mechanism drives the first guide rod to continuously move towards the other end of the first driving groove and push the first driving disc to rotate, one end of the second driving groove pushes the second guide rod to rotate in the second sliding rail, after the second spring energy storage driving mechanism passes through the dead point, the second spring energy storage driving mechanism drives the second guide rod to continuously move towards the other end of the second driving groove and push the second driving disc to rotate, and the first driving disc and the second driving disc drive the square shaft to rotate together.
In particular, the operating mechanism of the dual power supply changeover switch comprises a first electromagnet and a second electromagnet, the driving piece is positioned at one side of the first driving groove and is provided with a first switching-on lug and a second switching-off lug along the periphery, the driving piece is positioned at one side of the second driving groove and is provided with a second closing lug and a first opening lug along the periphery, the tail end of the movable iron core of the first electromagnet is provided with a first guide plate, the tail end of the movable iron core of the second electromagnet is provided with a second guide plate, the first guide plate acts on the first switching lug or the second switching lug to enable the driving piece to rotate anticlockwise, the second guide plate acts on the first switching-on lug or the second switching-off lug to enable the driving piece to rotate clockwise, the first switching-on lug and the first switching-off lug are used for switching on and off of a first power supply, and the second switching-on lug and the second switching-off lug are used for switching on and off of a second power supply.
Particularly, the first guide plate and the second guide plate have the same avoidance structure, the first guide plate and the second guide plate are respectively hinged to the tail end of the movable iron core of the first electromagnet and the tail end of the movable iron core of the second electromagnet, a slope is arranged on one side, facing the driving piece, of the tail end of the movable iron core of the first electromagnet and the tail end of the movable iron core of the second electromagnet, the rear ends of the first guide plate and the second guide plate are fixed on the movable iron cores through tension springs, and the first guide plate and the second guide plate perform overturning motion on the step surface and the slope of the corresponding movable iron core.
Particularly, the front ends of the first guide plate and the second guide plate are provided with guide slopes, and the front end guide slope of the first guide plate and the front end guide slope of the second guide plate respectively form rotation avoidance with the second closing convex block and the first closing convex block.
Particularly, the first closing projection, the second closing projection, the first opening projection and the second opening projection are sequentially arranged and are respectively positioned at the ten o 'clock direction, the two o' clock direction, the four o 'clock direction and the eight o' clock direction on a horizontal plane parallel to the end surface. Through the reasonable arrangement, the logics of the double-division single combination are unified, and the action is accurate.
Particularly, a rotating disc is installed at the tail end of the square shaft, a driving rod is arranged on the rotating disc, the operating mechanism of the dual-power-supply change-over switch further comprises a first rotating piece and a second rotating piece, clockwise and anticlockwise rotating motions of the rotating disc can drive the first rotating piece and the second rotating piece to rotate through the driving rod respectively, and the first rotating piece and the second rotating piece respectively drive a movable contact bridge of a first power supply and a movable contact bridge of a second power supply of a breaking unit at the rear end to be closed or broken to form contacts.
Particularly, the first rotating part and the second rotating part have the same structure, the first rotating part comprises two arc-shaped rotating blocks, a fork opening is formed between the two arc-shaped rotating blocks, and the side surfaces of the two arc-shaped rotating blocks are avoided from the side surface of the rotating disc.
Particularly, the first spring energy storage driving mechanism comprises a first rotating pressing block and a first guide rod hinged to two ends of the first rotating pressing block, the second spring energy storage driving mechanism comprises a second rotating pressing block and a second guide rod hinged to two ends of the second rotating pressing block, and the first guide rod and the second guide rod are respectively used for compressing respective energy storage springs.
The utility model also adopts such a dual power transfer switch, dual power automatic transfer switch include as above-mentioned dual power transfer switch's operating device.
Compared with the prior art, the invention has the beneficial technical effects that:
1. the mechanism for pushing the first spring energy storage driving mechanism and the second spring energy storage driving mechanism to act is integrated on one driving piece, so that the driving force input from the outside can be conveniently and uniformly acted on the driving piece, a structural foundation is provided for the input transmission of the electromagnetic driving force and the manual driving force, and in addition, the first driving groove and the second driving groove can not simultaneously drive the first spring energy storage driving mechanism and the second spring energy storage driving mechanism to perform the opening and closing action;
2. in the process that the driving part is rotated and reset to the double-splitting station, under the action of the second switching-on lug and the first switching-on lug, the first guide plate or the second guide plate respectively overturns around the hinge point of the movable iron core, so that the second switching-on lug or the first switching-on lug cannot be blocked by the rotation of the driving part;
3. the first closing lug, the second closing lug, the first opening lug and the second opening lug are arranged in sequence at intervals of a specific angle, so that the logic of double opening and single closing is uniform and the action is accurate due to reasonable arrangement;
4. the operating mechanism of the dual-power transfer switch outputs two rotating pieces, the two rotating pieces respectively drive two paths of power supplies, and the two paths of power supplies cannot be in a closing connection state at the same time;
5. the manual input structure and the electric input structure are perfectly integrated, the structure is simple, and the integration is easy.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is a view showing the structure of the embodiment of the present invention with the housing removed;
FIG. 3 is a block diagram of the base of FIG. 2 in cooperation with a mounting block;
FIG. 4 is an exploded view of FIG. 2;
fig. 5 is a structural diagram of the first electromagnet and the second electromagnet, the driving member, and the square shaft in the embodiment of the present invention;
FIG. 6 is a bottom view of FIG. 2;
FIG. 7(a) is a rear view of the drive member in the double-split position;
fig. 7(b) is a rear view of the driving member when the first electromagnet is switched on;
fig. 7(c) is a rear view of the driving member when the second electromagnet is switched on;
FIG. 8 is a front view of the first spring stored energy drive mechanism, the driving member, and the second spring stored energy drive mechanism when the second electromagnet is switched on;
FIG. 9 is a rear view of the first spring stored energy drive mechanism, the driving member, and the second spring stored energy drive mechanism when the second electromagnet is switched on;
in the figure: 1. rotating the disc; 1a, a driving rod; 2. a first rotating member; 21. rotating the block; 22. An arc-shaped turning block; 3. a second rotating member; 4. a second travel switch; 5. a first travel switch; 6. a first electromagnet; 61. a slope; 62. a first guide plate; 621. guiding slope; 63. a tension spring; 64. a step surface; 7. a second electromagnet; 72. a second guide plate; 8. a gear; 9. a locking lever; 10. closing the plate; 11. a mounting seat; 111. mounting grooves; 12. a drive member; 121. a second closing projection; 122. a first opening bump; 123. a second shunt bump; 124. a first closing projection; 125. a second driving groove; 126. a first drive slot; 13. a square shaft; 14. a third travel switch; 15. a first drive disk; 16. a second drive disc; 17. a first spring stored energy drive mechanism; 171. a first guide bar; 172. a first slide rail; 173. a first rotating press block; 18. a second spring stored energy drive mechanism; 181. a second guide bar; 182. a second slide rail; 183. A second rotating press block; 19. a return spring; 20. side plates.
Detailed Description
As shown in fig. 1 to 9, an operating mechanism of a dual power transfer switch includes a driving member 12, a first spring energy storage driving mechanism 17 and a second spring energy storage driving mechanism 18 respectively disposed at two sides of the driving member 12, a first guiding rod 171 and a second guiding rod 181 respectively connected to the first spring energy storage driving mechanism 17 and the second spring energy storage driving mechanism 18 in a transmission manner, a first driving groove 126 and a second driving groove 125 are respectively disposed at two sides of the driving member 12, the first driving groove 126 and the second driving groove 125 are staggered on an end surface and do not intersect with each other in an axial depth of the driving member 12, the first guiding rod 171 passes through a first sliding rail 172 and extends into the first driving groove 126, the second guiding rod 181 passes through a second sliding rail 182 and extends into the second driving groove 125, one end of the first driving groove 126 pushes the first guiding rod 171 to rotate in the first sliding rail 172, after the first spring energy storage driving mechanism 17 passes a dead point, the first spring energy storage driving mechanism 17 drives the first guiding rod 171 to move continuously to the other end of the first driving groove 126 and push the first driving disc 15 to rotate, one end of the second driving groove 125 pushes the second guiding rod 181 to rotate in the second sliding rail 182, after the second spring energy storage driving mechanism 18 passes through the dead point, the second spring energy storage driving mechanism 18 drives the second guiding rod 181 to move continuously to the other end of the second driving groove 125 and push the second driving disc 16 to rotate, and the first driving disc 15 and the second driving disc 16 drive the square shaft 13 to rotate together.
The operating mechanism of the dual power transfer switch comprises a first electromagnet 6 and a second electromagnet 7, a first closing lug 124 and a second opening lug 123 are arranged on the driving member 12 at one side of a first driving groove 126 and along the periphery, a second closing lug 125 is arranged on the driving member 12 at one side of a second driving groove 125, the second closing protrusion 121 and the first opening protrusion 122 are arranged along the periphery, the first guide plate 62 is arranged at the tail end of the movable iron core of the first electromagnet 6, the second guide plate 72 is arranged at the tail end of the movable iron core of the second electromagnet 7, the first guide plate 62 acts on the first opening protrusion 122 or the second opening protrusion 121 to enable the driving part 12 to rotate anticlockwise, the second guide plate 72 acts on the first opening protrusion 124 or the second opening protrusion 123 to enable the driving part 12 to rotate clockwise, the first opening protrusion 124 and the first opening protrusion 122 are used for switching on and off of a first power supply, and the second opening protrusion 121 and the second opening protrusion 123 are used for switching on and off of a second power supply. The first closing cam 124 and the second opening cam 123 in fig. 7(a), 7(b) and 7(c) are located on the front surface of the driving member 12, and are indicated by dashed lines. Here, the operating mechanism of the dual power transfer switch includes a mounting seat 11, a mounting groove 111 is provided on the mounting seat 11, the first spring energy storage driving mechanism 17 and the second spring energy storage driving mechanism 18 are clamped and fixed by the respective mounting groove 111, and a partition board is provided in the middle of the mounting seat 11, and the partition board divides the first electromagnet 6 and the second electromagnet 7 on both sides. In this context, clockwise rotation or counterclockwise rotation refers to the viewing angle of the viewer at the side of the turn disc.
The first guide plate 62 and the second guide plate 72 have the same avoidance structure, the first guide plate 62 and the second guide plate 72 are respectively hinged to the tail end of the movable iron core of the first electromagnet 6 and the tail end of the movable iron core of the second electromagnet 7, a slope 61 is arranged on one side, facing the driving piece 12, of the tail ends of the movable iron cores of the first electromagnet 6 and the second electromagnet 7, the rear ends of the first guide plate 62 and the second guide plate 72 are fixed on the respective movable iron cores through tension springs 63, and the first guide plate 62 and the second guide plate 72 perform overturning motion on the step surface 64 and the slope 61 of the corresponding movable iron cores. Here, the avoidance structure above the second electromagnet is not identified.
The first guide plate 62 and the second guide plate 72 have the same structure, the front end of the first guide plate 62 is provided with a guide slope 621, and the guide slope 621 at the front end of the first guide plate 62 and the guide slope 621 at the front end of the second guide plate 72 respectively form rotary avoidance with the second closing protrusion 121 and the first closing protrusion 124.
The first closing projection 124, the second closing projection 121, the first opening projection 122, and the second opening projection 123 are sequentially arranged, and are respectively located at positions in the ten o 'clock direction, the two o' clock direction, the four o 'clock direction, and the eight o' clock direction on a horizontal plane parallel to the end surface.
The end of the square shaft 13 is provided with a rotating disc 1, the rotating disc 1 is provided with a driving rod 1a, the operating mechanism of the dual-power-supply change-over switch further comprises a first rotating piece 2 and a second rotating piece 3, the clockwise and anticlockwise rotating motions of the rotating disc 1 can respectively drive the first rotating piece 2 and the second rotating piece 3 to rotate through the driving rod 1a, and the first rotating piece 2 and the second rotating piece 3 respectively drive a movable contact bridge of a first power supply and a movable contact bridge of a second power supply of a breaking unit at the rear end to be closed or broken.
The first rotating part 2 and the second rotating part 3 have the same structure, the first rotating part 2 comprises two arc-shaped rotating blocks 22, a fork opening is formed between the two arc-shaped rotating blocks 22, and the side surfaces of the two arc-shaped rotating blocks 22 are avoided from the side surface of the rotating disc 1.
The first spring energy storage driving mechanism 17 comprises a first rotating pressing block 173 and a first guide rod 171 hinged to two ends of the first rotating pressing block 173, the second spring energy storage driving mechanism 18 comprises a second rotating pressing block 183 and a second guide rod 181 hinged to two ends of the second rotating pressing block 183, and the first guide rod 171 and the second guide rod 181 are respectively used for compressing respective energy storage springs.
The periphery of the driving piece 12 is provided with transmission teeth, the manual operation shaft is output to the gear 8 through the gear direction changing mechanism, and the gear 8 is meshed with the transmission teeth.
The utility model also adopts such a dual power transfer switch, dual power automatic transfer switch include as above dual power transfer switch's operating device.
Claims (9)
1. The utility model provides a dual supply change over switch's operating device, includes the driving piece, arrange in separately first spring energy storage actuating mechanism, the second spring energy storage actuating mechanism of driving piece both sides, respectively the transmission connect in first spring energy storage actuating mechanism second spring energy storage actuating mechanism's first guide rod and second guide rod, its characterized in that: the two sides of the driving part are respectively provided with a first driving groove and a second driving groove, the first driving groove and the second driving groove are staggered on the end surface and are not mutually intersected in the axial depth of the driving part, the first guide rod passes through the first slide rail and extends into the first driving groove, the second guide rod passes through the second slide rail and extends into the second driving groove, one end of the first driving groove pushes the first guide rod to rotate in the first slide rail, after the first spring energy storage driving mechanism passes through a dead point, the first spring energy storage driving mechanism drives the first guide rod to continue to move towards the other end of the first driving groove and push the first driving disc to rotate, one end of the second driving groove pushes the second guide rod to rotate in the second slide rail, and after the second spring energy storage driving mechanism passes through the dead point, the second spring energy storage driving mechanism drives the second guide rod to continue to move towards the other end of the second driving groove and push the second driving disc to rotate, the first driving disc and the second driving disc drive the square shaft to rotate together.
2. The operating mechanism of the dual power transfer switch of claim 1, wherein: the operating mechanism of the dual-power transfer switch comprises a first electromagnet and a second electromagnet, the driving piece is positioned at one side of the first driving groove, a first closing lug and a second opening lug are arranged along the periphery, the driving piece is positioned at one side of the second driving groove and is provided with a second closing lug and a first opening lug along the periphery, the tail end of the movable iron core of the first electromagnet is provided with a first guide plate, the tail end of the movable iron core of the second electromagnet is provided with a second guide plate, the first guide plate acts on the first switching lug or the second switching lug to enable the driving piece to rotate anticlockwise, the second guide plate acts on the first switching-on lug or the second switching-off lug to enable the driving piece to rotate clockwise, the first switching-on lug and the first switching-off lug are used for switching on and off of a first power supply, and the second switching-on lug and the second switching-off lug are used for switching on and off of a second power supply.
3. The operating mechanism of the dual power transfer switch of claim 2, wherein: the first guide plate and the second guide plate have the same avoidance structure, the first guide plate and the second guide plate are respectively hinged to the tail end of the movable iron core of the first electromagnet and the tail end of the movable iron core of the second electromagnet, a slope is arranged at one side, facing the driving piece, of the tail end of the movable iron core of the first electromagnet and the tail end of the movable iron core of the second electromagnet, the rear ends of the first guide plate and the second guide plate are fixed on the movable iron cores through tension springs, and the first guide plate and the second guide plate perform overturning motion on the step surface and the slope of the corresponding movable iron core.
4. The operating mechanism of the dual power transfer switch of claim 3, wherein: the front ends of the first guide plate and the second guide plate are provided with guide slopes, and the front end guide slope of the first guide plate and the front end guide slope of the second guide plate respectively form rotation avoidance with the second closing convex block and the first closing convex block.
5. The operating mechanism of the dual power transfer switch of claim 2, 3 or 4, wherein: the first closing lug, the second closing lug, the first opening lug and the second opening lug are sequentially arranged and are respectively positioned in the ten-o-clock direction, the two-o-clock direction, the four-o-clock direction and the eight-o-clock direction on a horizontal plane parallel to the end face.
6. The operating mechanism of the dual power transfer switch of claim 1, 2, 3 or 4, wherein: the operating mechanism of the dual-power-supply change-over switch further comprises a first rotating piece and a second rotating piece, the rotating disc rotates clockwise and anticlockwise to drive the first rotating piece and the second rotating piece to rotate through the driving rod respectively, and the first rotating piece and the second rotating piece drive a movable contact bridge of a first power supply and a movable contact bridge of a second power supply of a breaking unit at the rear end to be closed or broken to form contacts respectively.
7. The operating mechanism of the dual power transfer switch of claim 6, wherein: the first rotating part and the second rotating part have the same structure, the first rotating part comprises two arc-shaped rotating blocks, a fork opening is formed between the two arc-shaped rotating blocks, and the side surfaces of the two arc-shaped rotating blocks are avoided from the side surface of the rotating disc.
8. The operating mechanism of the dual power transfer switch of claim 1, 2, 3 or 4, wherein: the first spring energy storage driving mechanism comprises a first rotating pressing block and first guide rods hinged to two ends of the first rotating pressing block, the second spring energy storage driving mechanism comprises a second rotating pressing block and second guide rods hinged to two ends of the second rotating pressing block, and the first guide rods and the second guide rods are respectively used for compressing respective energy storage springs.
9. A dual power transfer switch, characterized in that: the dual power transfer switch comprises the operating mechanism of the dual power transfer switch as claimed in claim 1, 2, 3, 4 or 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121865336.6U CN216015106U (en) | 2021-08-10 | 2021-08-10 | Operation mechanism of double-power-supply change-over switch and double-power-supply change-over switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121865336.6U CN216015106U (en) | 2021-08-10 | 2021-08-10 | Operation mechanism of double-power-supply change-over switch and double-power-supply change-over switch |
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| Publication Number | Publication Date |
|---|---|
| CN216015106U true CN216015106U (en) | 2022-03-11 |
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| CN202121865336.6U Withdrawn - After Issue CN216015106U (en) | 2021-08-10 | 2021-08-10 | Operation mechanism of double-power-supply change-over switch and double-power-supply change-over switch |
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| CN (1) | CN216015106U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611553A (en) * | 2021-08-10 | 2021-11-05 | 雷顿电气科技有限公司 | Operation mechanism of double-power-supply change-over switch and double-power-supply change-over switch |
-
2021
- 2021-08-10 CN CN202121865336.6U patent/CN216015106U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611553A (en) * | 2021-08-10 | 2021-11-05 | 雷顿电气科技有限公司 | Operation mechanism of double-power-supply change-over switch and double-power-supply change-over switch |
| CN113611553B (en) * | 2021-08-10 | 2023-11-28 | 雷顿电气科技有限公司 | Operating mechanism of dual-power change-over switch and dual-power change-over switch |
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