CN211376495U

CN211376495U - Remote control switching device of rotary switch

Info

Publication number: CN211376495U
Application number: CN201921860630.0U
Authority: CN
Inventors: 施健; 王浩; 周文广
Original assignee: Shanghai Liangxin Electrical Co Ltd
Current assignee: Shanghai Liangxin Electrical Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-28
Anticipated expiration: 2029-10-31

Abstract

A remote control switching device of a rotary switch comprises an energy storage module and a release; the energy storage module comprises an energy storage spring, a transmission rod, a locking sliding block, a locking plate and a shell; the tripper comprises a signal input part and an action output part; the locking slide is movable back and forth between a charged position and an uncharged position; when the locking slide block is at the stored energy position, the energy storage spring is in a compressed state; when the locking slide block is in the non-energy storage position, the energy storage spring is in a release state. The utility model discloses an energy storage module and release are pushed away the unlocked state with the lockplate from the lock-up state after the release receives the actuating signal, and the lock-up slider is pushed away to the position that does not store energy from the energy storage position fast by the energy storage spring, and then the energy that the rotary switch accomplishes the deciliter and switch, safe and reliable is supplied in the output.

Description

Remote control switching device of rotary switch

Technical Field

The utility model belongs to the technical field of the switch, specifically say so and relate to a rotary switch's remote control auto-change over device.

Background

The words switch are to be interpreted as open and closed. It refers to an element that can open a circuit, interrupt a current, or cause it to flow to other circuits. The most common switches are electromechanical devices that are operated by a person, in which there are one or several contacts. The "closed" of a contact indicates that the contact is conductive, allowing current to flow; an "open" of the switch indicates that the contact is not conductive, creating an open circuit, and not allowing current to flow. The development history of switches has been developed from original knife switches requiring manual operation to modern intelligent switches used in various large electrical control devices, and the functions of the switches have been increased and the safety thereof has been improved, and a rotary switch is a common switch that prevents unauthorized operation of a rotary operating device by locking a rotary operator at a specific position corresponding to a specific state of the rotary operating device. With the development of the technology, especially in a photovoltaic system, a requirement for a remote switching function of a rotary switch gradually arises, for example, when a fire occurs in a photovoltaic panel, a remote control is needed to disconnect a circuit, and a commonly used means for realizing the remote switching function is to add a motor at an operating handle position of the switch, drive the rotary switch through the motor, and further realize that the rotary switch disconnects the circuit. However, the scheme of the motor not only causes the volume of the whole rotary switch to be very large, but also causes the cost to be very high, and the motor often needs a running time of several seconds to realize switching, needs to be supplied with power continuously and has a slow response speed, so that the motor is difficult to be popularized in a photovoltaic system.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned current rotary switch does not possess remote control and switches the function, perhaps even if adopt the motor to realize remote control and switch the function, also have bulky, with too high costs, the slow problem of reaction speed, the utility model provides a pair of rotary switch's remote control auto-change over device through energy storage module and release, pushes away the lockplate from the locking state to the unblock state after the release receives the actuating signal, and the locking slider is pushed away to the non-energy storage position from the energy storage position fast by the energy storage spring, and then the output supplies rotary switch to accomplish the energy that the deciliter switched, safe and reliable.

Technical scheme

In order to achieve the above object, the utility model provides a remote control switching device of a rotary switch, which comprises an energy storage module and a release; the energy storage module comprises an energy storage spring, a transmission rod, a locking sliding block, a locking plate and a shell; the tripper comprises a signal input part and an action output part; the locking slide is movable back and forth between a charged position and an uncharged position; when the locking slide block is at the stored energy position, the energy storage spring is in a compressed state; when the locking slide block is in the non-energy storage position, the energy storage spring is in a release state.

Further, the locking plate is switchable between a locked state and an unlocked state; when the locking plate is in an unlocked state, the locking slide block can move; when the locking plate is in a locking state, the locking slide block cannot move.

Further, the action output portion of the trip unit is capable of moving back and forth between a locked position and a tripped position; when the action output part is at a tripping position, the locking plate is in an unlocking state.

Furthermore, the energy storage module also comprises a locking plate reset spring and a pin shaft, and the pin shaft penetrates through a fixing hole of the locking plate; when the locking sliding block is in the stored energy position, the locking plate approaches the locking sliding block under the action of the locking plate resetting spring, the locking plate clamping block enters the locking sliding block clamping hole of the locking sliding block, and the locking plate enters the locking state.

Further, when the locking plate is changed from the locking state to the unlocking state, the locking slide block is pushed from the charged position to the uncharged position by the charging spring.

Further, the tripper body is provided with a coil, and when the signal input part of the tripper receives an action signal, the tripper body generates a magnetic field, so that the action output part moves from a locking position to a tripping position.

Further, the energy storage module further comprises a reset button, wherein the reset button can move back and forth between a first position and a second position; when the reset button moves to the second position, the action output part of the tripper can move from the tripping position to the locking position.

Further, a first end of the energy storage spring abuts against the locking slider and a second end of the energy storage spring abuts against the housing.

Further, the energy storage module further comprises an input handle, and the input handle is fixedly connected with the locking sliding block.

Further, the second connecting portion of the transmission rod is connected with the locking slider.

Furthermore, the energy storage module also comprises a sliding plate, and the sliding plate is fixedly connected with the locking sliding block; the second connecting portion of the driving lever is connected to the sliding plate.

Advantageous effects

The technical effects of the utility model are that: 1. by adopting the energy storage structure, once the action signal of the release is triggered, the subsequent action is not interfered by the external environment;

2. the device is safe and reliable, small in size and low in cost;

3. the action time is fast, the switching time is in millisecond grade, and continuous power supply is not needed during action.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is an exploded view of the structure of the first embodiment of the present invention;

fig. 3a is a schematic cross-sectional view of an input handle according to a first embodiment of the present invention;

fig. 3b is a schematic cross-sectional view of an input handle according to the first embodiment of the present invention;

fig. 4 is a schematic structural view of a locking plate according to a first embodiment of the present invention;

fig. 5a is a schematic view of a structure of a lower cover plate according to a first embodiment of the present invention;

fig. 5b is a schematic view of a structure of a lower cover plate in the first embodiment of the present invention;

fig. 6 is a schematic structural view of a reset button according to a first embodiment of the present invention;

fig. 7 is a schematic structural view of a connecting rod according to a first embodiment of the present invention;

fig. 8 is a schematic cross-sectional view of an energy storage position according to an embodiment of the present invention;

fig. 9 is a schematic cross-sectional view of an unstored position according to an embodiment of the present invention;

fig. 10 is a schematic cross-sectional view of an energy storage process according to an embodiment of the present invention;

FIG. 11 is a schematic cross-sectional view of an energy release process according to an embodiment of the present invention;

fig. 12a is a first schematic structural view of a reset handle according to a first embodiment of the present invention;

fig. 12b is a schematic structural view of a reset handle in the first embodiment of the present invention;

fig. 12c is a schematic structural view of a reduction handle according to the first embodiment of the present invention;

fig. 12d is a fourth schematic structural view of a reduction handle according to a first embodiment of the present invention.

Fig. 13 is a schematic structural view of a connecting rod in the second embodiment of the present invention;

wherein: 3-an energy storage module; 4-a release; 301-input handle; 302-energy storage spring; 303-sliding plate; 304-a drive link; 305-energy storage module cover plate; 306-a locking slide; 307-locking plate; 308-locking plate reset spring; 309-outer shell; 310-side plate; 311-lower cover plate; 312-reset button; 313-a pin shaft; 314-side plate cover; 315-reset button spring; 303 a-drive rod connection hole; 304 a-a first connection; 304 b-a second connecting portion; 304 c-rod body; 304 d-drive rod turn; 306 a-locking slider snap-in holes; 306 b-sliding plate vias; 306 c-locking the slider snap hole; 307 a-locking plate fixation hole; 307 b-locking plate snap block; 307 c-trip contact; 311 a-reset button mount; 311 b-lower deck guide posts; 311c — unlocking hole; 312 a-reset button snap; 312 b-reset button guide post; 401-signal input; 402-an action output unit; 403-tripper body.

Detailed Description

The conception, specific structure and technical effects of the present invention will be further described with reference to the accompanying drawings and embodiments, so as to fully understand the objects, features and effects of the present invention.

Example one

As shown in fig. 1 and fig. 2, a remote control switching device of a rotary switch comprises an energy storage module 3 and a release 4; the energy storage module 3 comprises an energy storage spring 302, a transmission rod 304, a locking slider 306, a locking plate 307 and a housing 309; the tripper 4 comprises a signal input part 401 and an action output part 402, wherein the signal input part 401 comprises a lead and a connector for connecting with the outside, and the action output part 402 comprises a spring and a push rod; the locking slide 306 is movable back and forth between a charged position and an uncharged position; the side plate cover 314 is fixed to the side plate 310 by a snap.

As shown in fig. 3a and 3b, the sliding plate 303 passes through the sliding plate passing hole 306b of the locking slider 306, the latch of the input handle 301 passes through the locking slider latch hole 306c of the locking slider 306, and the input handle 301, the sliding plate 303 and the locking slider 306 are fixedly connected together; the second connecting portion 304b of the transmission lever 304 is inserted into the transmission lever connecting hole 303a of the sliding plate 303, and the transmission lever 304 can rotate about the transmission lever connecting hole 303 a.

The first end of the charging spring 302 abuts the locking slide 306 and the second end of the charging spring 302 abuts the housing 309.

The lock plate 307 is switchable between a locked state and an unlocked state; when the lock plate 307 is in the unlocked state, the lock slider 306 can move; when the lock plate 307 is in the locked state, the lock slider 306 cannot move; a pin shaft 313 penetrates through the locking plate fixing hole 307a, the pin shaft 313 is installed on the side plate 310, and the locking plate 307 can rotate along the pin shaft 313; the pin shaft 313 is provided with 2 locking plate return springs 308, the 2 locking plate return springs 308 are positioned on two sides of the locking plate 307, and the locking plate 307 can approach the locking slider 306 under the action of the locking plate return springs 308.

When the locking slider 306 moves to the stored energy position, the locking plate 307 approaches the locking slider 306 under the action of the locking plate return spring 308 until the locking plate clamping block 307b enters the locking slider clamping hole 306a of the locking slider 306 as shown in fig. 4, the locking plate 307 enters the locking state, the locking slider 306 cannot move, and the energy storage spring 302 keeps the compressed state.

The action output 402 of the trip unit 4 is movable back and forth between a locked position and a tripped position; when the operation output unit 402 is at the trip position, the lock plate 307 is in the unlocked state; the trip body 403 is provided with a coil, and when the signal input part 401 of the trip 4 receives an action signal, the trip body 403 generates a magnetic field, so that the action output part 402 moves from a locking position to a tripping position; in the process of moving the operation output portion 402 from the lock position to the release position, the operation output portion 402 can contact the release contact portion 307c of the lock plate 307 and disengage the lock plate catching block 307b from the lock slider catching hole 306a of the lock slider 306 until the lock plate 307 becomes the unlock state.

When the locking plate 307 becomes unlocked, the locking slider 306 moves from the charged position to the discharged position by the charging spring 302, and drives the transmission rod 304 to displace accordingly, and the transmission rod 304 transmits power to the rotary switch through the rod body 304c and the first connecting portion 304a as shown in fig. 7.

The reset button 312 is movable back and forth between a first position and a second position; when the operation output portion 402 of the trip unit 4 is in the trip position, the operation output portion 402 can be moved to the lock position by pressing the reset button 312 shown in fig. 6, and the reset button 312 is further provided with a reset button guide post 312b for guiding the reset button spring 315; the reset button 312 is disposed on the lower cover 311 by a reset button catch 312 a.

As shown in fig. 5a and 5b, the lower cover 311 is provided with an unlocking hole 311c, a reset button mounting portion 311a and a lower cover guide post 311b, so that the lock plate 307 can be changed from the locked state to the unlocked state through the unlocking hole 311c when no operation signal is input to the signal input portion 401; the reset button mounting portion 311a is adapted to abut a first end portion of the reset button spring 315, and the lower cover guide post 311b is adapted to guide the reset button spring 315.

The release 4 further comprises a release body 403, and the release body 403 is fixed to the energy storage module cover plate 305; the operation output portion 402 and the trip unit body 403 are disposed inside the energy storage module 3, and the signal input portion 401 is disposed outside the energy storage module 3 and configured to receive a remote control signal.

As shown in fig. 8, at this time, the locking slider 306 is in the stored energy position, the energy storage spring 302 is in the compressed state, the locking plate clamping block 307b is clamped in the locking slider clamping hole 306a of the locking slider 306, the locking plate 307 is in the locked state, and the locking slider 306 cannot move; the motion output unit 402 is in the lock position.

As shown in fig. 9, at this time, the locking slider 306 is in the non-energy storage position, the energy storage spring 302 is in the release state, the locking plate clamping block 307b is not clamped in the locking slider clamping hole 306a of the locking slider 306, the locking plate 307 is in the unlock state, and the locking slider 306 can move; the action output 402 is in the tripped position.

Fig. 10 is a schematic diagram of an energy storage process, that is, a process of changing the remote control switching device of the rotary switch of the present embodiment from the state of fig. 9 to the state of fig. 8. The motion output unit 402 is in the lock position, the lock plate 307 is in the unlock state, and the lock slider 306 is movable; the locking slide 306 is moving from the unstowed position to the charged position.

As shown in fig. 11, it is a schematic diagram of the energy release process, i.e. the process of changing the remote control switching device of the rotary switch of the present embodiment from the state of fig. 8 to the state of fig. 9. The operation output portion 402 is at the trip position, the lock plate 307 is in the unlock state, the lock plate locking piece 307b is not locked in the lock slider locking hole 306a of the lock slider 306, the lock plate 307 is in the unlock state, and the lock slider 306 moves from the non-energy storage position to the energy storage position by the energy storage spring 302.

As shown in fig. 12a, the locking plate 307 is in the unlocked state, the reset button 312 is in the first position, and the motion output part 402 is in the tripped position; when an external force is applied to the reset button 312 to move the reset button 312 from the first position to the second position against the elastic force of the reset button spring 315 until the reset button moves to the second position as shown in fig. 12b, the operation output part 402 is pushed from the trip position to the lock position; after the external force is released, the reset button 312 returns to the first position as shown in fig. 12c by the reset button spring 315; when the lock slide 306 is moved to the charged position, the lock plate 307 is moved from the unlocked state position to the locked state position as shown in fig. 12d by the lock plate return spring 308.

Example two

As shown in fig. 13, in another embodiment of the present invention, the connecting rod 304 further includes a transmission rod turning portion 304d, and the transmission rod turning portion 304d can realize the abdicating of each component in the connecting rod 304 and the rotary switch, so as to avoid interference. The rest of the process is the same as the first embodiment, and will not be described herein.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the teachings of this invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. A remote control switching device of a rotary switch is characterized in that: the energy storage device comprises an energy storage module (3) and a release (4), wherein the energy storage module (3) comprises an energy storage spring (302), a transmission rod (304), a locking slider (306) and a locking plate (307), and the release (4) comprises a signal input part (401) and an action output part (402);

the locking slider (306) can move back and forth between a charged position and an uncharged position, the energy storage spring (302) is in a compressed state when the locking slider (306) is in the charged position, and the energy storage spring (302) is in a released state when the locking slider (306) is in the uncharged position.

2. A remote control switching device of a rotary switch as claimed in claim 1, wherein: the locking plate (307) is switchable between a locked state and an unlocked state; when the locking plate (307) is in an unlocked state, the locking slider (306) can move; when the locking plate (307) is in a locked state, the locking slider (306) cannot move.

3. A remote control switching device of a rotary switch as claimed in claim 2, wherein: the action output (402) of the trip unit (4) is movable back and forth between a locked position and a tripped position; when the operation output unit (402) is at a trip position, the lock plate (307) is in an unlocked state.

4. A remote control switching device of a rotary switch as claimed in claim 2, wherein: the energy storage module (3) further comprises a locking plate reset spring (308) and a pin shaft (313), and the pin shaft (313) penetrates through a locking plate fixing hole (307a) of the locking plate (307); when the locking sliding block (306) is in the stored energy position, the locking plate (307) approaches to the locking sliding block (306) under the action of the locking plate reset spring (308), the locking plate clamping block (307b) enters the locking sliding block clamping hole (306a) of the locking sliding block (306), and the locking plate (307) enters the locking state.

5. A remote control switching device of a rotary switch as claimed in claim 2, wherein: when the locking plate (307) is changed from the locking state to the unlocking state, the locking sliding block (306) is pushed from the charged position to the uncharged position by the charging spring (302).

6. A remote control switching device of a rotary switch as claimed in claim 1, wherein: when the signal input part (401) of the tripper (4) receives an action signal, the action output part (402) moves from a locking position to a tripping position.

7. A remote control switching device of a rotary switch as claimed in claim 6, wherein: the energy storage module (3) further comprises a reset button (312), the reset button (312) being movable back and forth between a first position and a second position; the action output (402) of the trip unit (4) is movable from a tripped position to a latched position when the reset button (312) is moved to a second position.

8. A remote control switching device of a rotary switch as claimed in claim 1, wherein: the first end of the energy storage spring (302) abuts against the locking slider (306), and the second end of the energy storage spring (302) abuts against the housing (309).

9. A remote control switching device of a rotary switch as claimed in claim 1, wherein: the energy storage module (3) further comprises an input handle (301), and the input handle (301) is fixedly connected with the locking sliding block (306).

10. A remote control switching device of a rotary switch as claimed in claim 1, wherein: the second connecting portion (304b) of the transmission rod (304) is connected to the locking slider (306).

11. A remote control switching device of a rotary switch as claimed in claim 1, wherein: the energy storage module (3) further comprises a sliding plate (303), and the sliding plate (303) is fixedly connected with the locking sliding block (306); the second connecting portion (304b) of the transmission lever (304) is connected to the sliding plate (303).