CN112750643B - A rotary switch with remote control switching function - Google Patents
A rotary switch with remote control switching function Download PDFInfo
- Publication number
- CN112750643B CN112750643B CN201911056360.2A CN201911056360A CN112750643B CN 112750643 B CN112750643 B CN 112750643B CN 201911056360 A CN201911056360 A CN 201911056360A CN 112750643 B CN112750643 B CN 112750643B
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- energy storage
- lever
- locking
- storage module
- rotary shaft
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- 238000004146 energy storage Methods 0.000 claims abstract description 123
- 230000009471 action Effects 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 29
- 238000010586 diagram Methods 0.000 description 16
- 238000009434 installation Methods 0.000 description 8
- 238000007789 sealing Methods 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 6
- 238000013459 approach Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/10—Movable parts; Contacts mounted thereon
- H01H19/14—Operating parts, e.g. turn knob
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H3/3031—Means for locking the spring in a charged state
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
Landscapes
- Mechanisms For Operating Contacts (AREA)
Abstract
The rotary switch with the remote control switching function comprises an operating mechanism, an energy storage module and a release, wherein the energy storage module comprises a transmission rod, the energy storage module is connected with the operating mechanism through the transmission rod, and the energy storage module further comprises an energy storage component which can move back and forth between an energy storage position and an energy storage-free position. According to the invention, the energy storage module and the release are arranged on the side face of the switch, when a remote action signal is received, the release unlocks the locking component of the energy storage module, the energy storage component of the energy storage module releases energy to drive the operating mechanism to switch, and then the rotary switch is driven to switch, so that millisecond-level remote control switching of the rotary switch is realized.
Description
Technical Field
The invention belongs to the technical field of switches, and particularly relates to a rotary switch with a remote control switching function.
Background
The term switch is interpreted as on and off. It refers to an element that can open a circuit, interrupt a current, or cause it to flow to other circuits. The most common switch is a human operated electromechanical device in which there is one or several contacts. The "closed" of the contact means that the contact is conductive and allows current to flow, and the "open" of the switch means that the contact is non-conductive and forms an open circuit and does not allow current to flow. The history of the development of switches has been developed from original knife switches requiring manual operation to intelligent switches currently used in various large-scale electrical control apparatuses, and the functions of the switches have been increasing and the safety has been increasing, and rotary switches are a common type of switch that prevents a rotary operation device from being unauthorized operated by locking a rotary operator in a specific position corresponding to a specific state of the rotary operation device. Along with the development of technology, especially in photovoltaic systems, the requirement of remote switching function of a rotary switch gradually appears, for example, when a fire disaster occurs on a photovoltaic panel, a circuit needs to be disconnected by remote control, and a common means for realizing the remote switching function is to add a motor at the position of an operating handle of the switch, and drive the rotary switch through the motor, so as to realize the disconnection of the circuit of the rotary switch. However, the motor scheme not only can make the whole volume of the rotary switch very big, but also has very high cost, and the motor usually needs a few seconds of operation time to realize the switching, needs continuous power supply and has slow reaction speed, so the motor is difficult to popularize in a photovoltaic system.
Disclosure of Invention
The invention aims to provide a rotary switch with a remote control switching function, aiming at the technical defects that the existing rotary switch does not have the remote control switching function or has overlarge volume, overhigh cost and slow reaction speed even if a motor is adopted to realize the remote control switching function, an energy storage module and a release are arranged on the side surface of the switch, the release unlocks the energy storage module when a signal is received, the energy storage module releases energy to drive an operating mechanism to switch, and then the switch is driven to switch, so that the rotary switch is safe and reliable.
Technical proposal
The invention provides a rotary switch with a remote control switching function, which comprises an operating mechanism, an energy storage module and a release, wherein the energy storage module comprises a transmission rod, the energy storage module is connected with the operating mechanism through the transmission rod, the energy storage module further comprises an energy storage component which can move back and forth between an stored energy position and an un-stored energy position, and the release is fixedly connected with the energy storage module.
Further, the operating mechanism further comprises a lever, and the transmission rod is connected with the lever.
Further, the first connecting part of the transmission rod is connected with the energy storage component, the second connecting part of the transmission rod is connected with the lever, the lever is provided with an arc groove, and the second connecting part of the transmission rod penetrates through the arc groove.
Further, the energy storage module is capable of moving the lever from the first axial position to the second axial position when moving from the stored energy position to the un-stored energy position.
Further, the lever is capable of rotating back and forth in the axial direction between a first axial position and a second axial position when the energy storage module is in the energy storage position, and is incapable of rotating in the axial direction when the energy storage module is in the non-energy storage position.
The operating mechanism comprises an upper cover, an installation base, a lever, an energy storage element and a rotating shaft, wherein the rotating shaft is arranged in a rotating shaft installation groove of the installation base and can rotate in the rotating shaft installation groove, the energy storage element is arranged in an inner cavity of the rotating shaft, a first torsion arm and a second torsion arm of the energy storage element are respectively arranged on two sides of a rotating shaft stop block, an opening groove is formed in the upper end face of the rotating shaft, notch long grooves are formed in the outer surfaces of the rotating shaft corresponding to the two side faces of the opening groove, a pawl is arranged at a notch of the opening groove and can be blocked by a locking lug extending out of the inner side face of the upper cover in the rotating process of the rotating shaft, the lever comprises a lever handle and a lever disc, a driving finger extends out of the lower surface of the lever disc and is inserted into the inner cavity of the rotating shaft, a protruding arm is arranged on the outer edge face of the lever handle and extends out of a through hole of the upper cover, the protruding arm can be pressed to retract towards the notch long grooves in the rotating process of the lever, and the energy storage element is a torsion spring.
The rotary switch further comprises a contact system fixedly connected with the operating mechanism, wherein the contact system comprises a shell, a moving contact, a fixed contact and a coupler, the coupler can be driven to rotate by a rotating shaft of the operating mechanism, and the moving contact can be driven to rotate by the coupler.
Further, the energy storage component of the energy storage module comprises an input handle, an energy storage spring and a locking slide block, wherein the first end part of the energy storage spring abuts against the locking slide block, the second end part of the energy storage spring abuts against the shell, and the input handle is fixedly connected with the locking slide block.
Further, the release comprises a signal input part and an action output part, wherein the action output part can move back and forth between a locking position and a release position, and after receiving an action signal, the signal input part moves from the locking position to the release position.
The energy storage module further comprises a locking part, the locking part can be switched between a locking state and an unlocking state, the energy storage part cannot move when the locking part is in the locking state, the energy storage part can move when the locking part is in the unlocking state, the locking part comprises a locking plate, a locking plate reset spring and a pin shaft, the pin shaft penetrates through a fixing hole of the locking plate, the locking plate reset spring is sleeved on the pin shaft, the pin shaft is fixed on a shell or a side plate, the locking plate can rotate around the pin shaft, when the locking slide block is in an energy storage position, the locking plate approaches the locking slide block under the action of the locking plate reset spring, the locking plate clamping block enters the locking slide block clamping hole of the locking slide block, the locking plate clamping block can prevent the locking slide block from moving from the stored energy position to the non-stored energy position, and the locking plate enters the locking state.
Advantageous effects
The invention has the technical effects that 1, an energy storage module and a release are arranged on the side surface of the rotary switch, and are linked with the rotary switch, so that the switching of the rotary switch can be realized by receiving a remote signal without switching on site;
2. The power transmission is carried out by adopting the slider rocker mechanism, the energy storage module drives the mechanism to switch, the switching of the rotary switch still depends on the original mechanism, and the rotary switch has no dependence on manpower, is safe and reliable, has small volume and low cost;
3. The action time is fast, the millisecond switching time is realized, and continuous power supply is not needed during the action.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is an exploded view of a first embodiment of the present invention;
FIG. 3 is a schematic diagram of a stored energy and closed position according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of an embodiment of a non-energy-storing and opening position;
FIG. 5 is a schematic diagram of a stored energy and open position according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a remote brake opening process according to an embodiment of the invention;
FIG. 7 is a schematic diagram illustrating an energy storage process according to an embodiment of the present invention;
FIG. 8 is a schematic diagram illustrating a stored energy closing process according to an embodiment of the present invention;
FIG. 9 is a schematic view of a connecting rod according to an embodiment of the present invention;
FIG. 10 is a schematic view of a top cover according to an embodiment of the invention;
FIG. 11 is a schematic view of a lever structure according to a first embodiment of the present invention;
FIG. 12 is a schematic diagram of an energy storage device according to an embodiment of the invention;
FIG. 13 is a schematic view of a structure of a middle rotating shaft according to an embodiment of the present invention;
FIG. 14a is a schematic view showing the principle of the pawl not deforming in the first embodiment of the present invention;
FIG. 14b is a schematic view showing the principle of deformation of the pawl according to the first embodiment of the present invention;
FIG. 15 is an exploded view of a contact system according to a first embodiment of the present invention;
fig. 16 is a schematic structural diagram of an energy storage module and a release according to a first embodiment of the present invention;
fig. 17 is an exploded view of the structure of the energy storage module and the trip unit according to the first embodiment of the present invention;
FIG. 18a is a schematic cross-sectional view of an input handle according to a first embodiment of the present invention;
FIG. 18b is a schematic cross-sectional view of a first input handle according to an embodiment of the present invention;
FIG. 19 is a schematic view of a locking plate structure according to an embodiment of the invention;
FIG. 20a is a schematic view of a lower cover plate in accordance with an embodiment of the present invention;
FIG. 20b is a schematic diagram of a lower cover plate in accordance with an embodiment of the present invention;
FIG. 21 is a schematic diagram showing a reset button according to an embodiment of the present invention;
FIG. 22 is a schematic cross-sectional view of an embodiment of the present invention in a stored energy position;
FIG. 23 is a schematic cross-sectional view of an embodiment of the present invention in a non-stored energy position;
FIG. 24 is a schematic cross-sectional view illustrating an energy storage process according to an embodiment of the present invention;
FIG. 25 is a schematic cross-sectional view of an embodiment of an energy release process;
FIG. 26a is a schematic view showing a reset handle according to a first embodiment of the present invention;
FIG. 26b is a schematic diagram of a reset handle according to a second embodiment of the present invention;
FIG. 26c is a third schematic diagram of the reset handle according to the first embodiment of the present invention;
Fig. 26d is a schematic diagram showing a reset handle according to the first embodiment of the present invention.
FIG. 27 is a schematic view of a second connecting rod according to an embodiment of the present invention;
Wherein 1 is an operating mechanism; a 2-contact system; 3-an energy storage module; 4-release, 101-upper cover, 102-mounting base, 103-lever, 104-energy storage element, 105-shaft, 106-cylindrical pin, 101 a-locking tab, 101 b-locking tab, 101 c-connecting rod slot, 101 d-fixed aperture, 1031-lever handle, 1031 a-pin aperture, 1031 b-sealing ring slot, 1032-lever plate, 1032 a-drive finger, 1032 b-cam, 1032 c-lever plate blocking portion, 1032 d-circular arc slot, 104 a-first torsion arm, 104 b-second torsion arm, 1051-shaft cavity, 1051 a-shaft stop, 1051 b-shaft center post, 1052-opening slot, 1053-pawl, 1053 a-pawl ramp, 1053 b-pawl blocking portion, 1054-notch, 201-housing, 202-moving contact, 203-stationary contact, 204-connector, 301-input handle, 302-energy storage spring, 303-slide plate, 304-transfer lever, 306-energy storage module cover plate, 306-slide block, 307-locking plate, 307-housing, 307-slide plate, 307-side plate, 306 a-slide plate, 306 a-side plate, 306-side plate, 310-side plate, 304-slide plate, 306 a-side plate, 304-slide plate, and side plate The locking device comprises a fixed hole, a 307 b-locking plate clamping block, a 307 c-tripping contact part, a 311 a-reset button installation part, a 311 b-lower cover plate guide post, a 311 c-unlocking hole, a 312 a-reset button buckle, a 312 b-reset button guide post, a 401-signal input part, a 402-action output part and a 403-release body.
Detailed Description
The conception, specific structure, and technical effects of the present invention will be further described with reference to the drawings and embodiments to fully understand the objects, features, and effects of the present invention.
Example 1
As shown in fig. 1 and 2, the rotary switch with the remote control switching function comprises an operating mechanism 1, a contact system 2, an energy storage module 3 and a release 4, wherein the operating mechanism 1 comprises an upper cover 101, a mounting base 102, a lever 103, an energy storage element 104 and a rotating shaft 105, the contact system 2 comprises a shell 201, a moving contact 202, a fixed contact 203 and a coupler 204, the moving contact 202 is sleeved on the coupler 204, the coupler 204 is penetrated on the rotating shaft 105, when the rotating shaft 105 rotates, the rotating shaft 105 can drive the coupler 204 to rotate, the coupler 204 can drive the moving contact 202 to rotate, and the contact and the separation of the moving contact 202 and the fixed contact 203 are realized through the rotation of the rotating shaft 105, so that the switching on and switching off of the rotary switch are realized. The rotating shaft 105 is installed in a rotating shaft installation groove of the installation base 102 and can rotate in the rotating shaft installation groove, as shown in fig. 13, the rotating shaft 105 comprises a rotating shaft center column 1051b, the energy storage element 104 is arranged in a rotating shaft inner cavity 1051 and sleeved on the rotating shaft center column 1051b, a first torsion arm 104a and a second torsion arm 104b of the energy storage element 104 are respectively arranged on two sides of a rotating shaft stop 1051a, an opening groove 1052 is formed in the upper end face of the rotating shaft 105, notch long grooves 1054 are formed in the outer surfaces of the rotating shaft 105 corresponding to the two sides of the opening groove 1052, a pawl 1053 is arranged at a notch of the opening groove 1052, the pawl 1053 can be blocked by a locking lug 101a extending out of the inner side face of the upper cover 101 in the rotating process of the rotating shaft 105, the lever 103 comprises a lever handle 1031 and a lever 1032, a driving finger 1032a is inserted into the rotating shaft inner cavity 1051, a convex arm 1032b is arranged on the outer edge face of the lever 1032, a through hole of the lever handle 1031 extends out of the upper cover 101, the lever 103 can rotate between a first axial position and a second axial position, a pawl 1053 is arranged at the notch long groove 1054, a sealing ring 1031 can be sealed, a sealing pin 1031 can be closed by the rotation of the lever 103 is arranged, and a sealing pin 1031 can be closed by the sealing pin hole is also rotated, and the sealing pin 1031 can be closed by the rotation, the sealing pin 4 can be pulled out, and the sealing pin 4.
The energy storage module 3 comprises an energy storage component, a locking component, a transmission rod 304, a sliding plate 303 and an energy storage module cover plate 305, wherein the energy storage module 3 is fixed to the operating mechanism 1 through a fixing hole 101d by a fastener, the energy storage component can move back and forth between an energy storage position and an energy storage non-position, the energy storage component can move from the energy storage non-position to the energy storage position by applying external force to the input handle 301, and when the energy storage component moves to the energy storage position, the locking component enters a locking state, and the energy storage component cannot move from the energy storage non-position to the energy storage non-position.
The release 4 comprises a signal input part 401 and an action output part 402, wherein the signal input part 401 comprises a wire and a connector used for being connected with the outside, the action output part 402 comprises a spring and a push rod, the release 4 further comprises a release body 403, the release body 403 is fixed on the energy storage module cover plate 305, the action output part 402 and the release body 403 are arranged inside the energy storage module 3, the signal input part 401 is arranged outside the energy storage module 3 and used for receiving a remote control signal, the action output part 402 can move back and forth between a locking position and a releasing position, and the release 4 is one or a combination of a magnetic flux converter, a shunt release, an under-voltage release and an overvoltage release.
As shown in fig. 3, the energy storage module is at the stored energy position, the lever is at the first axial position, the rotary switch is in the closed state, as shown in fig. 9, the transmission rod 304 includes a first connecting portion 304a, a second connecting portion 304b and a rod body 304c, the rod body 304c passes through the connecting rod groove 101c, the first connecting portion 304a passes through the circular arc groove 1032d of the lever 103 and contacts with the first side surface of the circular arc groove 1032d, and the second connecting portion 304b passes through the sliding plate 303.
As shown in fig. 4, the energy storage module is at the non-energy storage position, the lever is at the second axial position, the rotary switch is at the opening state, the first connecting portion 304a of the transmission rod 304 passes through the circular arc slot 1032d of the lever 103 and contacts with the first side surface of the circular arc slot 1032d, the second connecting portion 304b passes through the sliding plate 303, and the lever 103 cannot rotate back and forth between the first axial position and the second axial position.
As shown in fig. 5, the energy storage module is at the stored energy position, the lever is at the second axial position, the rotary switch is at the open state, the first connecting portion 304a of the transmission rod 304 is inserted into the circular arc slot 1032d of the lever 103, and is close to the second side surface of the circular arc slot 1032d with the first side surface far away from the circular arc slot 1032d, and the lever 103 can rotate back and forth between the first axial position and the second axial position.
As shown in fig. 6, the remote opening process is now being performed, that is, the process of changing the rotary switch with the remote control switching function of the present embodiment from the state of fig. 3 to the state of fig. 4. The specific process includes that the signal input part 401 of the release 4 receives an action signal, the action output part 402 moves from a locking position to a releasing position, the action output part 402 pushes a locking part of the energy storage module 3 from a locking state to an unlocking state in the moving process, after the locking part changes to the unlocking state, the energy storage part moves from the energy storage position to a non-energy storage position, the energy storage part pulls the transmission rod 304 through the sliding plate 303 in the moving process of the energy storage part from the energy storage position to the non-energy storage position, the lever 103 moves from a first axial position to a second axial position, an elastic element 104 is shown in fig. 12, a driving finger 1032a is contacted with a first torsion arm 104a of the elastic element 104 in the rotating process of the lever 103, the first torsion arm 104a rotates along with the rotation of the lever 103, the pawl 1053 is blocked by a locking lug 101a extending out of the inner side surface of the upper cover 101 as shown in fig. 10 in the rotating process of the lever 103, the rotating process of the pawl 1053, the rotating shaft 5 can keep static in the rotating process of the lever 103, a second torsion arm 104b of the elastic element 1051a contact with the stop 1051a, the rotating face of the lever 10514 b is pushed by the pawl 1053, and the pawl 1053 is pushed out of the inclined face of the pawl 1053a 14b is pushed out of contact with the first torsion arm 104a, and the pawl 1053b is pushed out of the rotary slot hole 105 a is finally, and the pawl 1053 is pushed out of the rotary slot hole 105 a is in the state, and the rotary state is finally is prevented from the rotary hook, and the pawl is in the state.
As shown in fig. 7, the energy storage process, i.e., the process of changing the rotary switch with the remote control switching function of the present embodiment from the state of fig. 4 to the state of fig. 5, is now being performed. The input handle 301 pushes the energy storage component to move from the non-energy storage position to the energy storage position under the action of external force, and in the process, the first connecting portion 304a is gradually far away from the first side surface of the circular arc slot 1032d and gradually approaches the second side surface of the circular arc slot 1032 d.
As shown in fig. 8, a manual closing process, that is, a process in which the rotary switch with the remote control switching function of the present embodiment is changed from the state of fig. 5 to the state of fig. 3, is being performed at this time. The external force drives the lever 103 to rotate from the second axial position to the first axial position, so that the switching-on is realized, and the states of the energy storage module 3 and the release 4 are not changed in the whole process.
As shown in fig. 10 and 11, the upper cover 101 further includes a locking protrusion 101b, the lever 103 further includes a lever plate blocking portion 1032c, and the rotation angle of the lever 103 is restricted because of the engagement of the lever plate blocking portion 1032c with the locking protrusion 101 b.
As shown in fig. 16 and 17, the energy storage module 3 further includes a housing 309, the energy storage component includes an input handle 301, an energy storage spring 302, and a locking slider 306, the locking component includes a locking plate 307, a locking plate return spring 308, and a pin 313, the release 4 includes a signal input portion 401 and an action output portion 402, the locking slider 306 is capable of moving back and forth between an stored energy position and a non-stored energy position, and the side plate cover 314 is fastened to the side plate 310 by a snap fit.
As shown in fig. 18a and 18b, the sliding plate 303 passes through the sliding plate through hole 306b of the locking slider 306, the buckle of the input handle 301 passes through the locking slider buckle hole 306c of the locking slider 306 to fix the input handle 301, the sliding plate 303 and the locking slider 306 together, and the second connection portion 304b of the transmission rod 304 passes through the transmission rod connection hole 303a of the sliding plate 303, so that the transmission rod 304 can rotate around the transmission rod connection hole 303 a.
The first end of the power spring 302 abuts the lock slide 306 and the second end of the power spring 302 abuts the housing 309.
The locking plate 307 can be switched between a locking state and an unlocking state, when the locking plate 307 is in the unlocking state, the locking sliding block 306 can move, when the locking plate 307 is in the locking state, the locking sliding block 306 cannot move, a pin shaft 313 penetrates through the locking plate fixing hole 307a, the pin shaft 313 is arranged on the side plate 310 and can rotate along the pin shaft 313, 2 locking plate reset springs 308,2 are arranged on the pin shaft 313, the locking plate reset springs 308 are positioned on two sides of the locking plate 307, and the locking plate 307 can approach the locking sliding block 306 under the action of the locking plate reset springs 308.
In the process that the action output part 402 of the release 4 moves from the locking position to the releasing position, the action output part 402 can contact with the releasing contact part 307c of the locking plate 307, so that the locking plate clamping block 307b is separated from the locking slide block clamping hole 306a of the locking slide block 306, and the locking plate 307 is pushed from the locking state to the unlocking state, so that the locking plate clamping block 307b cannot prevent the locking slide block 306 from moving from the stored energy position to the non-stored energy position.
When the locking slide block 306 moves to the stored energy position, the locking plate 307 approaches the locking slide block 306 under the action of the locking plate reset spring 308 until the locking plate clamping block 307b enters the locking slide block clamping hole 306a of the locking slide block 306 as shown in fig. 19, the locking plate 307 enters a locking state, the locking slide block 306 cannot move, and the stored energy spring 302 keeps a compressed state.
The trip unit 4 has an operation output part 402 capable of moving back and forth between a locking position and a trip position, the locking plate 307 is in an unlocked state when the operation output part 402 is in the trip position, the trip unit body 403 is provided with a coil, the trip unit body 403 generates a magnetic field when the signal input part 401 of the trip unit 4 receives an operation signal, the operation output part 402 moves from the locking position to the trip position, the operation output part 402 can be contacted with the trip contact part 307c of the locking plate 307 during the movement of the operation output part 402 from the locking position to the trip position, and the locking plate clamping block 307b is separated from the locking block clamping hole 306a of the locking block 306 until the locking plate 307 becomes in the unlocked state.
When the locking plate 307 is changed to the unlocked state, the locking slider 306 moves from the stored energy position to the non-stored energy position under the action of the energy storage spring 302, and simultaneously drives the transmission rod 304 to displace correspondingly, 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. 9.
The reset button 312 can move back and forth between a first position and a second position, the motion output part 402 of the release 4 can move to the locking position by pressing the reset button 312 as shown in fig. 21 when the motion output part 402 is in the release position, the reset button 312 is further provided with a reset button guide post 312b for guiding the reset button spring 315, and the reset button 312 is provided on the lower cover plate 311 by a reset button buckle 312 a.
As shown in fig. 20a and 20b, the lower cover 311 is provided with an unlocking hole 311c, a reset button mounting portion 311a, and a lower cover guide post 311b, and when no operation signal is input to the signal input portion 401, the lock plate 307 can be changed from the locked state to the unlocked state through the unlocking hole 311c, and the reset button mounting portion 311a is configured to abut against a first end portion of the reset button spring 315, and the lower cover guide post 311b is configured to guide the reset button spring 315.
The release 4 further comprises a release body 403, wherein the release body 403 is fixed on the energy storage module cover plate 305, the action output part 402 and the release body 403 are arranged inside the energy storage module 3, and the signal input part 401 is arranged outside the energy storage module 3 and is used for receiving a remote control signal.
As shown in fig. 22, the locking slider 306 is at the stored energy position, the energy storage spring 302 is at the compressed state, the locking plate locking block 307b is locked in the locking slider locking hole 306a of the locking slider 306, the locking plate 307 is at the locked state, the locking slider 306 cannot move, and the motion output part 402 is at the locked position.
As shown in fig. 23, at this time, the lock slider 306 is in the non-stored energy position, the energy storage spring 302 is in the released state, the lock plate locking block 307b is not locked in the lock slider locking hole 306a of the lock slider 306, the lock plate 307 is in the unlocked state, the lock slider 306 is movable, and the motion output unit 402 is in the released position.
As shown in fig. 24, a schematic diagram of the energy storage process, that is, the process of changing the state of the remote control switching device of the rotary switch of the present embodiment from the state of fig. 23 to the state of fig. 22 is shown. The motion output 402 is in the locked position, the lock plate 307 is in the unlocked state, the lock slider 306 is movable, and the lock slider 306 is moving from the non-stored position to the stored position.
As shown in fig. 25, 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. 22 to the state of fig. 23 is shown. The action output part 402 is in the release position, the locking plate 307 is in the unlocking state, the locking plate clamping block 307b is not clamped in the locking slide block clamping hole 306a of the locking slide block 306, the locking plate 307 is in the unlocking state, and the locking slide block 306 moves from the non-energy storage position to the energy storage position under the action of the energy storage spring 302.
As shown in fig. 26a, the locking plate 307 is in an unlocked state, the reset button 312 is in a first position, the action output part 402 is in a tripped position, an external force is applied to the reset button 312, so that the reset button 312 moves from the first position to the second position against the elastic force of the reset button spring 315 until the action output part 402 is pushed from the tripped position to the locked position when moving to the second position shown in fig. 26b, after the external force is released, the reset button 312 returns to the first position shown in fig. 26c under the action of the reset button spring 315, and when the locking slider 306 moves to the stored energy position, the locking plate 307 moves from the unlocked state position to the locked state position shown in fig. 26d under the action of the locking plate reset spring 308.
Example two
In still another embodiment of the present invention, as shown in fig. 27, the connecting rod 304 further includes a transmission rod turning portion 304d, and the transmission rod turning portion 304d can achieve the yielding of each component of the connecting rod 304 and the operating mechanism 1, so as to avoid interference. The rest is the same as in the first embodiment and will not be described again here.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention without requiring creative effort by one of ordinary skill in the art. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (5)
1. The rotary switch with the remote control switching function comprises an operating mechanism (1) and is characterized by further comprising an energy storage module (3) and a release (4), wherein the energy storage module (3) comprises a transmission rod (304), the energy storage module (3) is connected with the operating mechanism (1) through the transmission rod (304), and the energy storage module (3) further comprises an energy storage component which can move back and forth between an energy storage position and an energy non-storage position;
the operating mechanism (1) further comprises a lever (103), and the transmission rod (304) is connected with the lever (103);
the first connecting part (304 a) of the transmission rod (304) is connected with the energy storage component, and the second connecting part (304 b) of the transmission rod (304) is connected with the lever (103);
The energy storage module (3) is capable of driving the lever (103) from a first axial position to a second axial position when moving from an energy storage position to an energy non-storage position;
The energy storage component of the energy storage module (3) comprises an input handle (301), an energy storage spring (302) and a locking slide block (306), wherein a first end part of the energy storage spring (302) abuts against the locking slide block (306), and a second end part of the energy storage spring (302) abuts against a shell (309), and the input handle (301) is fixedly connected with the locking slide block (306);
The release (4) comprises a signal input part (401) and an action output part (402), wherein the action output part (402) can move back and forth between a locking position and a release position, and after the signal input part (401) receives an action signal, the action output part (402) moves from the locking position to the release position.
2. A rotary switch with remote control switching function according to claim 1, characterized in that the lever (103) is axially rotatable back and forth between a first axial position and a second axial position when the energy storage module (3) is in the stored energy position, and that the lever (103) is not axially rotatable when the energy storage module (3) is in the non-stored energy position.
3. A rotary switch with remote control switching function according to claim 1, wherein the operating mechanism (1) comprises an upper cover (101), a mounting base (102), a lever (103), an energy storage element (104) and a rotary shaft (105), wherein the rotary shaft (105) is arranged in the rotary shaft mounting groove of the mounting base (102) and can rotate in the rotary shaft mounting groove, the energy storage element (104) is arranged in a rotary shaft inner cavity (1051), a first torsion arm (104 a) and a second torsion arm (104 b) of the energy storage element (104) are respectively arranged at two sides of a rotary shaft stop block (1051 a), an opening groove (1052) is formed in the upper end face of the rotary shaft (105), a notch long groove (1054) is formed in the outer surface of the rotary shaft (105) corresponding to the two sides of the opening groove (1052), a pawl (1053) is arranged at the notch of the opening groove (1052), the pawl (1053) can be blocked by a locking lug (101 a) extending out of the inner side face of the upper cover (101) in the rotary shaft (105), the lever (1032) comprises a lever (1032) and a finger 1032 a) extending out of the outer edge of the rotary shaft (1032) and a driving disc (1032 a) of the lever 1032 (1032) is provided with a driving surface (1032 a), the lever handle (1031) extends out of the through hole of the upper cover (101), and the protruding arm (1032 b) can press the pawl (1053) to retract towards the notch long groove (1054) in the rotation process of the lever (103).
4. The rotary switch with the remote control switching function according to claim 1, further comprising a contact system (2), wherein the contact system (2) is fixedly connected with the operating mechanism (1), the contact system (2) comprises a shell (201), a moving contact (202), a fixed contact (203) and a coupler (204), a rotating shaft (105) of the operating mechanism (1) can drive the coupler (204) to rotate, and the coupler (204) can drive the moving contact (202) to rotate.
5. A rotary switch with remote control switching function according to claim 1, characterized in that the energy storage module (3) further comprises a locking member, which is switchable between a locked state and an unlocked state, wherein the energy storage member is not movable when the locking member is in the locked state, and wherein the energy storage member is movable when the locking member is in the unlocked state.
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| CN201911056360.2A CN112750643B (en) | 2019-10-31 | 2019-10-31 | A rotary switch with remote control switching function |
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| CN112750643B true CN112750643B (en) | 2025-03-18 |
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| CN112750644B (en) * | 2019-10-31 | 2024-08-13 | 上海良信电器股份有限公司 | Remote control switching mechanism of rotary switch |
| CN113963979B (en) | 2020-07-20 | 2023-01-10 | 上海良信电器股份有限公司 | A remote opening mechanism and rotary switch |
| CN113963978B (en) | 2020-07-20 | 2023-01-10 | 上海良信电器股份有限公司 | a rotary switch |
| CN113394040B (en) * | 2021-05-24 | 2023-07-04 | 嘉兴京硅智能技术有限公司 | Automatic energy storage and opening and closing device |
| CN114093732B (en) * | 2021-10-18 | 2024-06-25 | 华为数字能源技术有限公司 | Switches, power conversion devices and power supply systems |
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| CN211376497U (en) * | 2019-10-31 | 2020-08-28 | 上海良信电器股份有限公司 | Rotary switch with remote control switching function |
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| CN104681368B (en) * | 2015-03-17 | 2017-03-01 | 上海电科电器科技有限公司 | Chopper and its automatic switching-on device |
| CN209401499U (en) * | 2018-09-18 | 2019-09-17 | 上海良信电器股份有限公司 | A kind of rotary switch operating mechanism of improvement |
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