CN219958806U - Dual-power automatic transfer switch - Google Patents
Dual-power automatic transfer switch Download PDFInfo
- Publication number
- CN219958806U CN219958806U CN202321712134.7U CN202321712134U CN219958806U CN 219958806 U CN219958806 U CN 219958806U CN 202321712134 U CN202321712134 U CN 202321712134U CN 219958806 U CN219958806 U CN 219958806U
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- driving
- manual operation
- clutch sleeve
- sleeve wheel
- driving gear
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- 238000004146 energy storage Methods 0.000 claims abstract description 44
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims 5
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Mechanical Operated Clutches (AREA)
Abstract
The utility model relates to a dual-power automatic transfer switch, which comprises an automatic transfer device and two contact sets, wherein the automatic transfer device comprises a shell, an automatic transfer mechanism and an intelligent controller, the automatic transfer mechanism comprises a motor, a gear, a driving gear, a manual operation shaft and an energy storage connecting rod set, a locking clutch assembly is arranged between the manual operation shaft and the driving gear, the locking clutch assembly comprises a driving ejector rod arranged in the manual operation shaft in a sliding manner, a clutch sleeve wheel arranged in the driving gear and in linkage fit with the manual operation shaft, and a reset spring arranged between the clutch sleeve wheel and the shell, one end of the driving ejector rod is abutted against the clutch sleeve wheel, the clutch sleeve wheel acts along with the driving ejector rod, and locking or unlocking of the clutch sleeve wheel and the driving gear can be realized. The utility model has the advantages of simple structure, stable and reliable performance, reliable conversion, long service life and small manual operation force.
Description
Technical Field
The utility model particularly relates to a dual-power automatic transfer switch.
Background
At present, the double-power automatic transfer switch is automatically connected to a standby power supply through the double-power transfer switch when power consumption is suddenly cut off, so that the operation of the double-power automatic transfer switch is not stopped, and the double-power automatic transfer switch can still continue to operate. The dual-power automatic transfer switch is used for one path of common power and one path of standby power simply, and when the common power suddenly fails or fails, the dual-power automatic transfer switch is automatically switched on the standby power, so that the equipment can still normally operate. Many industries and departments have very high requirements on the reliability of power supply, and in order to ensure the continuity of power supply, many important occasions adopt a dual-power automatic transfer switch to supply power for an electric appliance. As a necessary device for switching electric energy, the requirements on the technical performance of the device are also higher and higher. However, the existing automatic switching mechanism of the dual-power automatic switching switch has the defect that the manual operation force is overlarge, a driving gear on a manual operation shaft of the automatic switching mechanism is meshed with a gear on a motor, when in manual operation, a user rotates the manual operation shaft, and the manual operation shaft drives the gear to rotate through the driving gear, so that the manual switching on and off of the automatic switching mechanism can be realized, and the manual operation force of the automatic switching mechanism is overlarge, so that the operation is inconvenient, and the operation is time-consuming and labor-consuming. And the automatic switching mechanism of the structural design is easy to damage the gears and the driving gears due to improper operation during manual operation, so that the service life of the product is shorter.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the dual-power automatic transfer switch which has the advantages of simple structure, stable and reliable performance, reliable transfer, long service life and small manual operation force.
In order to achieve the above purpose, the utility model adopts a dual-power automatic transfer switch, which comprises an automatic transfer device and two contact groups arranged at one side of the automatic transfer device, wherein the automatic transfer device comprises a shell, an automatic transfer mechanism arranged in the shell and an intelligent controller arranged in the shell, the automatic transfer mechanism comprises a motor, a gear arranged on a rotating shaft of the motor, a driving gear meshed with the gear, a manual operation shaft arranged in the shell in a rotating way, and an energy storage connecting rod group which is in linkage fit with the manual operation shaft and is used for driving the two contact groups to execute switching-on and switching-off actions, a locking clutch assembly is arranged between the manual operation shaft and the driving gear, the locking clutch assembly comprises a driving ejector rod arranged in the manual operation shaft in a sliding way, a clutch sleeve wheel arranged in the driving gear and in linkage fit with the manual operation shaft, and a reset spring arranged between the clutch sleeve wheel and the shell, one end of the driving ejector rod is in contact with the clutch sleeve wheel, the clutch sleeve wheel acts along with the driving ejector rod, and locking or unlocking of the clutch sleeve wheel and the driving gear can be realized.
The beneficial effects of the structure are as follows: the manual operation shaft and the driving gear are provided with a locking clutch assembly, the locking clutch assembly can lock or unlock the manual operation shaft and the driving gear, and when the manual operation shaft is manually rotated, the manual operation shaft can not drive the driving gear to rotate, so that the operation force of manual operation can be effectively reduced. When the manual operation is performed, the handle is inserted into the operation hole of the manual operation shaft, the handle can push the driving ejector rod to act, the driving ejector rod pushes the clutch sleeve wheel, the clutch sleeve wheel compresses the reset spring, so that the clutch sleeve wheel is unlocked with the driving gear, the clutch sleeve wheel is freely matched with the driving gear, when the manual operation shaft is rotated, the manual operation shaft drives the clutch sleeve wheel to rotate, the driving gear cannot be driven to rotate, and therefore the operation force of the manual operation shaft can be effectively reduced. When the electric operation is performed, the handle is pulled out, the driving ejector rod loses the limit of the handle, the compressed reset spring drives the driving ejector rod and the clutch sleeve wheel to reset, the clutch sleeve wheel is locked with the driving gear, the clutch sleeve wheel is in linkage fit with the driving gear, at the moment, the motor drives the driving gear to rotate through the gear, the driving gear drives the manual operation shaft to rotate through the clutch sleeve wheel, and the manual operation shaft drives the two contact sets to execute switching-on and switching-off actions, so that the electric operation function of the double-power automatic change-over switch can be realized. Therefore, the dual-power automatic transfer switch has the advantages of simple structure, stable and reliable performance, reliable transfer, long service life and small manual operation force.
Particularly, the clutch sleeve wheel is provided with a locking pin matched with the driving gear, the driving gear is internally provided with a locking groove matched with the locking pin, the locking pin moves along with the clutch sleeve wheel, and the locking or unlocking of the locking pin and the locking groove can be realized. The clutch sleeve wheel is matched with the driving gear through the locking pin, so that the clutch sleeve wheel and the driving gear can be locked or unlocked. When the manual operation is performed, the operation handle is inserted into the manual operation shaft, the operation handle drives the driving ejector rod to act, the driving ejector rod is pushed to the clutch sleeve wheel to act, the clutch sleeve wheel compresses the reset spring, the clutch sleeve wheel drives the locking pin to be separated from the locking groove of the driving gear, the clutch sleeve wheel is freely matched with the driving gear, and when the manual operation shaft is rotated, the manual operation shaft can drive the clutch sleeve wheel to rotate, and the driving gear cannot be driven to rotate, so that the operation force of the manual operation can be reduced. When the electric operation is performed, the operating handle is pulled out, the driving ejector rod loses the limit of the operating handle, the reset spring drives the clutch sleeve wheel and the driving ejector rod to reset, the locking pin on the clutch sleeve wheel is clamped in the locking groove of the driving gear, so that the clutch sleeve wheel and the driving gear are in linkage fit, the motor drives the driving gear to rotate through the gear, the driving gear drives the manual operating shaft to rotate through the clutch sleeve wheel, and the manual operating shaft can drive the two contact groups to execute switching-on and switching-off actions, so that the electric operation function of the double-power automatic change-over switch is realized.
The energy storage connecting rod group comprises two connecting rods in linkage fit with the manual operation shaft, two U-shaped driving plates which are rotatably arranged on the shells of the two contact groups and in linkage fit with the two connecting rods, two driving shafts used for driving the contact frames of the two contact groups to execute opening and closing actions are arranged on the two U-shaped driving plates, and energy storage spring assemblies are respectively arranged between the two driving shafts and the shells of the two contact groups. The manual operation shaft drives the two contact groups to execute switching-on/off switching-over action through the energy storage connecting rod group, the energy storage spring assembly can achieve the purpose of accelerating the action of the driving shaft, and the driving shaft can drive the contact groups to quickly execute switching-on/off, so that the working reliability of the dual-power automatic change-over switch is improved.
Particularly, the energy storage spring assembly comprises a spring supporting plate and an energy storage spring sleeved on the spring supporting plate, one end of the spring supporting plate is connected to the driving shaft, a supporting rod is arranged on the shell, a positioning tube is sleeved on the supporting rod, and the other end of the spring supporting plate is connected to the positioning tube. The energy storage spring assembly can accelerate the contact frame to rapidly execute opening or closing actions, so that the opening and closing speed of the contact group can be effectively improved. When the device works, the driving shaft drives the contact frame to act, the spring supporting plate compresses the energy storage spring, the energy storage spring releases energy when the energy storage spring passes through dead points, and the energy storage spring drives the contact frame to rapidly execute opening and closing actions.
Particularly, the manual operation shaft is provided with two conversion arms matched with the energy storage connecting rod group, positioning bosses are arranged on the two conversion arms, positioning holes matched with the positioning bosses are respectively arranged at one ends of the two connecting rods of the energy storage connecting rod group, and the positioning bosses are clamped in the positioning holes and form linkage fit of the connecting rods and the conversion arms. The manual operation shaft is provided with two conversion arms for driving the two groups of energy storage connecting rod groups, and the two conversion arms are clamped with the connecting rods of the two groups of energy storage connecting rod groups, so that the assembly of the manual operation shaft and the two groups of energy storage connecting rod groups is facilitated, and the manual operation shaft can be ensured to drive the two groups of energy storage connecting rod groups to reliably act.
Drawings
Fig. 1 is a perspective view of an embodiment of the present utility model.
Fig. 2 is an exploded view of an embodiment of the present utility model.
Fig. 3 is a cross-sectional view of an embodiment of the present utility model.
Fig. 4 is an internal structural diagram of an embodiment of the present utility model.
Fig. 5 is an assembly view of a driving gear and a clutch pulley according to an embodiment of the present utility model.
Fig. 6 is a perspective view of a driving gear according to an embodiment of the present utility model.
Detailed Description
As shown in fig. 1 to 6, an embodiment of the present utility model is a dual-power automatic transfer switch, including an automatic transfer device 10, two contact sets 20 disposed at one side of the automatic transfer device 10, the automatic transfer device 10 includes a housing 11, an automatic transfer mechanism 30 disposed in the housing 11, and an intelligent controller 12 disposed in the housing 11, the automatic transfer mechanism 30 includes a motor 31, a gear 32 disposed on a rotating shaft of the motor 31, a driving gear 33 engaged with the gear 32, a manual operation shaft 34 rotatably disposed in the housing 11, and an energy storage link set 40 in linkage with the manual operation shaft 34 and used for driving the two contact sets 20 to perform an opening/closing transfer operation, a locking clutch assembly 50 is disposed between the manual operation shaft 34 and the driving gear 33, the locking clutch assembly 50 includes a driving jack 51 slidably disposed in the manual operation shaft 34, a clutch sleeve wheel 52 disposed in the driving gear 33 and in linkage with the manual operation shaft 34, and a return spring 53 disposed between the clutch sleeve wheel 52 and the housing 11, one end of the driving wheel 51 abuts against the clutch sleeve 52, and the clutch sleeve 52 is capable of locking the driving jack 52 or unlocking the clutch sleeve 33. The clutch pulley 52 is provided with a locking pin 521 matched with the driving gear 33, the driving gear 33 is internally provided with a locking groove 331 matched with the locking pin 521, the locking pin 521 moves along with the clutch pulley 52, and locking or unlocking of the locking pin 521 and the locking groove 331 can be realized. The clutch sleeve wheel is matched with the driving gear through the locking pin, so that the clutch sleeve wheel and the driving gear can be locked or unlocked. When the manual operation is performed, the operation handle is inserted into the manual operation shaft, the operation handle drives the driving ejector rod to act, the driving ejector rod is pushed to the clutch sleeve wheel to act, the clutch sleeve wheel compresses the reset spring, the clutch sleeve wheel drives the locking pin to be separated from the locking groove of the driving gear, the clutch sleeve wheel is freely matched with the driving gear, and when the manual operation shaft is rotated, the manual operation shaft can drive the clutch sleeve wheel to rotate, and the driving gear cannot be driven to rotate, so that the operation force of the manual operation can be reduced. When the electric operation is performed, the operating handle is pulled out, the driving ejector rod loses the limit of the operating handle, the reset spring drives the clutch sleeve wheel and the driving ejector rod to reset, the locking pin on the clutch sleeve wheel is clamped in the locking groove of the driving gear, so that the clutch sleeve wheel and the driving gear are in linkage fit, the motor drives the driving gear to rotate through the gear, the driving gear drives the manual operating shaft to rotate through the clutch sleeve wheel, and the manual operating shaft can drive the two contact groups to execute switching-on and switching-off actions, so that the electric operation function of the double-power automatic change-over switch is realized.
The energy storage link group 40 includes two links 41 that are in linkage fit with the manual operation shaft 34, two U-shaped driving plates 42 that are rotatably disposed on the housings 21 of the two contact groups 20 and in linkage fit with the two links 41, two driving shafts 43 that are disposed on the two U-shaped driving plates 42 and are used for driving the contact frames 22 of the two contact groups 20 to perform opening and closing actions, and energy storage spring assemblies 44 are respectively disposed between the two driving shafts 42 and the housings 21 of the two contact groups 20. The manual operation shaft drives the two contact groups to execute switching-on/off switching-over action through the energy storage connecting rod group, the energy storage spring assembly can achieve the purpose of accelerating the action of the driving shaft, and the driving shaft can drive the contact groups to quickly execute switching-on/off, so that the working reliability of the dual-power automatic change-over switch is improved. The energy storage spring assembly 44 comprises a spring support plate 441 and an energy storage spring 442 sleeved on the spring support plate 441, one end of the spring support plate 441 is connected to the driving shaft 43, the housing 21 is provided with a support rod 443, the support rod 443 is sleeved with a positioning tube 444, and the other end of the spring support plate 441 is connected to the positioning tube 444. The energy storage spring assembly can accelerate the contact frame to rapidly execute opening or closing actions, so that the opening and closing speed of the contact group can be effectively improved. When the device works, the driving shaft drives the contact frame to act, the spring supporting plate compresses the energy storage spring, the energy storage spring releases energy when the energy storage spring passes through dead points, and the energy storage spring drives the contact frame to rapidly execute opening and closing actions.
The manual operation shaft 34 is provided with two conversion arms 341 matched with the energy storage connecting rod group 40, positioning bosses 342 are arranged on the two conversion arms 341, positioning holes 411 matched with the positioning bosses 342 are respectively arranged at one ends of the two connecting rods 41 of the energy storage connecting rod group 40, the positioning bosses 342 are clamped in the positioning holes 411, and linkage matching between the connecting rods 411 and the conversion arms 341 is formed. The manual operation shaft is provided with two conversion arms for driving the two groups of energy storage connecting rod groups, and the two conversion arms are clamped with the connecting rods of the two groups of energy storage connecting rod groups, so that the assembly of the manual operation shaft and the two groups of energy storage connecting rod groups is facilitated, and the manual operation shaft can be ensured to drive the two groups of energy storage connecting rod groups to reliably act.
The manual operation shaft and the driving gear are provided with a locking clutch assembly, the locking clutch assembly can lock or unlock the manual operation shaft and the driving gear, and when the manual operation shaft is manually rotated, the manual operation shaft can not drive the driving gear to rotate, so that the operation force of manual operation can be effectively reduced. When the manual operation is performed, the handle is inserted into the operation hole of the manual operation shaft, the handle can push the driving ejector rod to act, the driving ejector rod pushes the clutch sleeve wheel, the clutch sleeve wheel compresses the reset spring, so that the clutch sleeve wheel is unlocked with the driving gear, the clutch sleeve wheel is freely matched with the driving gear, when the manual operation shaft is rotated, the manual operation shaft drives the clutch sleeve wheel to rotate, the driving gear cannot be driven to rotate, and therefore the operation force of the manual operation shaft can be effectively reduced. When the electric operation is performed, the handle is pulled out, the driving ejector rod loses the limit of the handle, the compressed reset spring drives the driving ejector rod and the clutch sleeve wheel to reset, the clutch sleeve wheel is locked with the driving gear, the clutch sleeve wheel is in linkage fit with the driving gear, at the moment, the motor drives the driving gear to rotate through the gear, the driving gear drives the manual operation shaft to rotate through the clutch sleeve wheel, and the manual operation shaft drives the two contact sets to execute switching-on and switching-off actions, so that the electric operation function of the double-power automatic change-over switch can be realized. Therefore, the dual-power automatic transfer switch has the advantages of simple structure, stable and reliable performance, reliable transfer, long service life and small manual operation force.
Claims (5)
1. The utility model provides a dual supply automatic transfer switch, includes automatic switching device, sets up two contact sets in automatic switching device one side, automatic switching device include the casing, set up automatic switching mechanism in the casing, set up the intelligent control ware in the casing, its characterized in that: the automatic switching mechanism comprises a motor, a gear arranged on a rotating shaft of the motor, a driving gear meshed with the gear, a manual operation shaft arranged in a shell in a rotating mode, and an energy storage connecting rod group which is in linkage fit with the manual operation shaft and used for driving two contact groups to execute switching action of switching on and off, wherein a locking clutch assembly is arranged between the manual operation shaft and the driving gear, the locking clutch assembly comprises a driving ejector rod arranged in the manual operation shaft in a sliding mode, a clutch sleeve wheel arranged in the driving gear and in linkage fit with the manual operation shaft, and a reset spring arranged between the clutch sleeve wheel and the shell, one end of the driving ejector rod is abutted to the clutch sleeve wheel, the clutch sleeve wheel acts along with the driving ejector rod, and locking or unlocking of the clutch sleeve wheel and the driving gear can be achieved.
2. The dual power automatic transfer switch of claim 1, wherein: the clutch sleeve wheel is provided with a locking pin matched with the driving gear, the driving gear is internally provided with a locking groove matched with the locking pin, the locking pin acts along with the clutch sleeve wheel, and locking or unlocking of the locking pin and the locking groove can be realized.
3. The dual power automatic transfer switch according to claim 1 or 2, characterized in that: the energy storage connecting rod group comprises two connecting rods which are in linkage fit with the manual operation shafts, two U-shaped driving plates which are rotatably arranged on the shells of the two contact groups and are in linkage fit with the two connecting rods, two driving shafts which are used for driving the contact frames of the two contact groups to execute opening and closing actions are arranged on the two U-shaped driving plates, and energy storage spring assemblies are respectively arranged between the two driving shafts and the shells of the two contact groups.
4. A dual power automatic transfer switch according to claim 3, wherein: the energy storage spring assembly comprises a spring support plate and an energy storage spring sleeved on the spring support plate, one end of the spring support plate is connected to the driving shaft, a support rod is arranged on the shell, a positioning tube is sleeved on the support rod, and the other end of the spring support plate is connected to the positioning tube.
5. The dual power automatic transfer switch of claim 2, wherein: the manual operation shaft is provided with two conversion arms matched with the energy storage connecting rod group, positioning bosses are arranged on the two conversion arms, positioning holes matched with the positioning bosses are respectively arranged at one ends of the two connecting rods of the energy storage connecting rod group, and the positioning bosses are clamped in the positioning holes and form linkage fit of the connecting rods and the conversion arms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321712134.7U CN219958806U (en) | 2023-07-01 | 2023-07-01 | Dual-power automatic transfer switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321712134.7U CN219958806U (en) | 2023-07-01 | 2023-07-01 | Dual-power automatic transfer switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219958806U true CN219958806U (en) | 2023-11-03 |
Family
ID=88555339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321712134.7U Active CN219958806U (en) | 2023-07-01 | 2023-07-01 | Dual-power automatic transfer switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219958806U (en) |
-
2023
- 2023-07-01 CN CN202321712134.7U patent/CN219958806U/en active Active
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