CN107359062B - Multifunctional indicating structure of switch electric appliance - Google Patents
Multifunctional indicating structure of switch electric appliance Download PDFInfo
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- CN107359062B CN107359062B CN201610301323.3A CN201610301323A CN107359062B CN 107359062 B CN107359062 B CN 107359062B CN 201610301323 A CN201610301323 A CN 201610301323A CN 107359062 B CN107359062 B CN 107359062B
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- Prior art keywords
- push plate
- shell
- switching
- sliding
- observation window
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
- H01H9/161—Indicators for switching condition, e.g. "on" or "off" comprising light emitting elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H2009/0292—Transparent window or opening, e.g. for allowing visual inspection of contact position or contact condition
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- Mechanical Control Devices (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
A multifunctional indicating structure of switch electric appliance is prepared as setting observation window corresponding to indication unit on shell, setting movable push plate between observation window and indication unit, observing indication unit through transparent part of push plate in observation window and triggering switching signal of signal switching mechanism by pushing push plate.
Description
Technical Field
The invention relates to the field of low-voltage electric appliances, in particular to a multifunctional indicating structure of a switching device.
Background
The switching device is a basic component element in an intelligent electrical control system, usually an indicator light is used on the front side of the switching device to indicate the working state of the switching device, but the front area of the switching device is occupied, and when control devices such as a switching function are required to be added on the switching device, the switching device is often arranged independently to avoid an indication mark, so that the structure of the switching device is complex.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a multifunctional indicating structure of a switching device, which has a simple structure and high reliability.
In order to achieve the purpose, the invention adopts the following technical scheme:
a multifunctional indicating structure of a switch electric appliance comprises a shell 100, an indicating device 200 and a signal switching mechanism 300, wherein the indicating device 200 and the signal switching mechanism 300 are arranged in the shell 100, an observation window 110 corresponding to the indicating device 200 is arranged on the shell 100, a movable push plate 1 is arranged between the observation window 110 and the indicating device 200, the indicating device 200 can be observed through a transparent part of the push plate 1 in the observation window 110, and the push plate 1 can be pushed to trigger the signal switching mechanism 300 to switch signals.
Optionally, the signal switching mechanism 300 includes a contact member 320 and a contact rod 330 disposed in the housing 100 and electrically connected to the signal switching mechanism 300, and the push plate 1 slides in the housing 100 to push the contact member 320 to contact the contact rod 330 to implement the switching signal.
Optionally, the signal switching mechanism 300 includes a circuit board 310, the contact 320 is a torsion spring installed in the housing 100, the contact 320 is fixed on the circuit board 310 and electrically connected to the circuit board 310, a fixed end 321 of one end of the torsion spring is electrically connected to the circuit board 310, and a contact end 322 of the other end extends between the push plate 1 and the contact rod 330.
Optionally, a sliding groove 121 parallel to the side wall of the casing where the observation window 110 is located is formed in the casing 100, the push plate 1 is parallel to the side wall of the casing where the observation window is located, the push plate 1 slides back and forth in the casing 100, one end of the push plate 1 is matched with the contact member 320, two side edges of the push plate 1 are in sliding fit with the casing 100, and the push plate 1 always shields the observation window 110 in the process of sliding back and forth.
Optionally, a sliding plate 120 is disposed in the casing 100, a sliding groove 121 in sliding fit with the push plate 1 is formed between the sliding plate 120 and the side wall of the casing 100 where the observation window 110 is located, a limiting convex rib 141 for limiting the sliding distance of the push plate 1 is disposed at one end of the sliding groove 121 on the side wall of the casing 100, and a through hole is disposed at a position on the sliding plate 120 corresponding to the indicating device 200.
Optionally, the push plate 1 includes a pushing end 11 engaged with the contact member 320, a guide block 11a is disposed on a bottom side of the pushing end 11, and a guide groove 11b engaged with the contact member 320 is disposed on the guide block 11 a.
Optionally, two sides of the pushing end 11 of the pushing plate 1 are provided with elastic cantilevers 11c, two side walls of the sliding groove 121 are provided with alternately arranged valleys 132 and protrusions 133 in sliding fit with the cantilevers 11c, and the cantilevers 11c can slide into the valleys 132 along with the movement of the pushing plate 1 to be engaged with each other to prevent the pushing plate 1 from freely sliding.
Optionally, the cantilever 11c is disposed at two sides of the pushing end 11, the cantilever 11c includes a fixing portion 11d connected to the sliding end 12 and a positioning portion 11e, and a positioning end 11f extending obliquely to be in sliding fit with the valley 132 is disposed at an end of the positioning portion 11 e; the end part of the positioning end 11f is in a circular arc structure, and an inclined plane 15 is formed between the positioning end 11f and the positioning part 11 e; an escape groove 13 with a V-shaped structure is formed between the inner side of the positioning part 11e and the pushing end 11.
Optionally, the housing 100 is provided with a spring shaft 140 for mounting a torsion spring, the torsion spring is sleeved on the spring shaft 140, the end of the fixing end 321 is bent and inserted into the electrical connection hole on the circuit board 310, and the contact rod 330 is inserted and fixed in the electrical connection hole on the circuit board 310.
Optionally, the switching device is an automatic switching-on/off driving module of the circuit breaker and is inserted into one side of the circuit breaker; the push plate 1 is used for switching signals of a control circuit of the automatic opening and closing drive module and setting conversion of automatic and manual modes of the circuit breaker.
The observation window of the multifunctional indicating structure of the switching electric appliance can be used as an operation window with other functions for controlling switching signals while indicating the working state of the switching electric appliance, and the push rod is arranged between the operation window and the indicating device. In addition, the push plate and the side wall of the shell where the observation window is located are arranged in parallel, and the push plate is in sliding fit with the shell, so that the structure is compact, and the isolation effect is achieved all the time. And through the one end and the contact lever electricity of push rod drive torsional spring, the torsional spring is got simultaneously and is connected and drive push rod effect that resets, and simple structure is with low costs. Through the cooperation of the cantilever on the push pedal and the constant head tank on the casing, stabilize the push pedal in the position of difference and make switching apparatus can acquire different signals. The switching device refers to low-voltage devices such as a circuit breaker, a contactor and a starter.
Drawings
FIG. 1 is a schematic structural diagram of a multifunctional indicating structure of the switching device of the present invention;
FIG. 2 is a partial schematic structural view of a multifunctional indicating structure of the switching device of the present invention;
FIG. 3 is a schematic cross-sectional view of the multifunctional indicating structure of the switching device of the present invention;
FIG. 4 is a partially enlarged view showing a sectional structure of the multi-function indicating structure of the switching apparatus according to the present invention;
FIG. 5 is a schematic structural diagram of a push plate of the multifunctional indicating structure of the switching device of the present invention;
FIG. 6 is a perspective view of a driving device of an embodiment of the multifunctional indicating structure of the switching device of the present invention;
FIG. 7 is a front view of a driving device of an embodiment of the multifunctional indicating structure of the switching apparatus according to the present invention;
FIG. 8 is a rear view of the driving device of the embodiment of the multifunctional indicating structure of the switching apparatus of the present invention without the base;
fig. 9 is another embodiment of the multi-function indicating structure of the switching device of the present invention.
Detailed Description
The following describes a specific embodiment of the multifunctional indicating structure of the switching device according to the present invention with reference to the embodiments shown in fig. 1 to 9. The multifunctional indicating structure of the switching apparatus of the present invention is not limited to the description of the following embodiments.
As shown in fig. 1, the multifunctional indicating structure of the switching device of the present invention includes a casing 100, an indicating device 200 disposed in the casing 100, and a signal switching mechanism 300, wherein the casing 100 is provided with an observation window 110 corresponding to the indicating device 200, a movable push plate 1 is disposed between the observation window 110 and the indicating device 200, the indication device 200 can be observed through a transparent portion of the push plate 1 in the observation window 110, and the push plate 1 can trigger the signal switching mechanism 300 to switch signals. The observation window of the multifunctional indicating structure of the switching electric appliance can be used for indicating the working state of the switching electric appliance and also can be used as an operation window with other functions for controlling a switching signal, a push plate is arranged between the operation window and the indicating device, the creepage distance between the inside and the outside of the switching electric appliance can be increased through the arrangement of the push plate, and the switching signal of the signal switching mechanism can be triggered through the push plate. The indication device 200 is preferably an indicator light disposed on the circuit board 310, but may also be a color or text indicator. The push plate 1 can be partially transparent or completely transparent. As a deteriorating example, it is also possible to provide the push plate 1 with corresponding holes for observing the indicating means, which also falls within the scope of the present invention, but the provision of a hole structure involves the risk of electric shock. Of course, the push plate 1 can be pushed directly through the observation window 110, which is a preferred embodiment of the present invention; an independent operation window 111 (fig. 9) matched with the push plate 1 can be arranged beside the observation window 110 on the shell 100, the observation window 110 and the operation window 111 are both positioned at one side of the push plate 1, the push plate 1 can be pushed through the operation window 111, the operation part of the push plate 1 can also extend out of the operation window 111, the transparent part of the push plate 1 is still positioned between the observation window 110 and the indicating device 200, the push plate 1 plays a role in switching signals and improving creepage distance, and the structure is compact, so that the switching device can observe the working state of the switching device through the observation window 110 while pushing the push plate 1.
As an embodiment of the present invention, the signal switching mechanism 300 includes a micro switch cooperating with the push plate 1, and the push plate 1 can be operated to switch signals by triggering the signal switching mechanism 300 through the micro switch. As another embodiment of the present invention, the signal switching mechanism 300 includes a contact member 320 and a contact rod 330 disposed in the housing 100 and electrically connected to the signal switching mechanism 300, and the push plate 1 slides in the housing 100 to push the contact member 320 to contact the contact rod 330 to realize a switching signal. The multifunctional indicating structure of the embodiment controls the switching of signals of the circuit board by matching the contact element and the contact rod, and has the beneficial characteristics of simple structure and low production cost; the push plate is in sliding fit with the shell, so that the structure is compact and the isolation effect is achieved all the time. Of course, the push plate 1 of the present invention may also adopt a matching manner such as pressing and rotating, but the occupied space is large, and the position of the push plate 1 deviates from the observation window.
Further, as shown in the embodiment of fig. 2, the signal switching mechanism 300 of the present embodiment includes a circuit board 310, a contact member 320 and a contact rod 330 are connected to the circuit board 310, and the indicating device 200 is an indicator lamp disposed on the circuit board 310. The contact member 320 is a torsion spring installed in the casing 100, the contact member 320 is fixed on the circuit board 310 and electrically connected with the circuit board 310, the fixed end 321 at one end of the torsion spring is electrically connected with the circuit board 310, the contact end 322 at the other end extends between the push plate 1 and the contact rod 330, the push plate 1 can push the contact end 322 to make the contact end 322 of the contact member 320 contact with the contact rod 330 to form electrical connection, the push plate 1 can be reset by the elastic force of the contact member 320 after the force acting on the push plate 1 disappears, the contact member 320 can be matched with the contact rod 330 to control the switching signal of the circuit board 310, and can also be used for driving the push plate 1 to automatically reset, so that the multifunctional indicating structure. Specifically, the housing 100 is provided with a spring shaft 140 for mounting a torsion spring, the torsion spring is sleeved on the spring shaft 140, the end of the fixing end 321 is bent and inserted into the electrical connection hole on the circuit board 310, and the contact rod 330 is inserted and fixed into the electrical connection hole on the circuit board 310.
Referring to fig. 3-5, a sliding groove 121 parallel to the side wall of the casing where the observation window 110 is located is provided in the casing 100, the push plate 1 is parallel to the side wall of the casing where the observation window is located, the push plate 1 slides back and forth in the casing 100, one end of the push plate 1 is matched with the contact member 320, two side edges of the push plate 1 are in sliding fit with the casing 100, and the push plate 1 always shields the observation window 110 during the sliding back and forth process. A sliding plate 120 is arranged in the casing 100, a sliding groove 121 in sliding fit with the push plate 1 is formed between the sliding plate 120 and the side wall of the casing 100 where the observation window 110 is located, a limiting convex rib 141 for limiting the sliding distance of the push plate 1 is arranged at one end of the sliding groove 121 on the side wall of the casing 100, and a through hole is arranged at a position on the sliding plate 120 corresponding to the indicating device 200.
The push plate 1 comprises a push end 11 matched with the contact member 320 and a sliding end 12 matched with the shell 100 in a sliding way, and sliding flanges 12a matched with the sliding grooves 121 are symmetrically arranged on two sides of the sliding end 12. The bottom side of the pushing end 11 of the pushing plate 1 is provided with a guide block 11a, the guide block 11a is provided with a guide groove 11b matched with the contact member 320, and when the pushing plate 1 moves towards the contact member 320, the pushing member 320 is pushed to approach the contact rod 330, and the moving direction of the contact member 320 is guided by the side wall of the guide groove 11 b. Elastic cantilevers 11c are arranged on two sides of a pushing end 11 of the push plate 1, a plurality of alternately arranged valleys 132 and protrusions 133 which are in sliding fit with the cantilevers 11c are arranged on two side walls of the sliding groove 121, the valleys 132 and the protrusions 133 are alternately arranged to form a wavy structure, the cantilevers 11c can slide into the valleys 132 along with the movement of the push plate 1 to be meshed to prevent the push plate 1 from freely sliding, and when the force applied to the push plate 11 is increased, the cantilevers 11c can deform and cross the protrusions 133 to slide into other valleys 132 to achieve the effect that the push plate 1 obtains different signals at different positions.
The number of the valleys 132 in this embodiment is two, and the first valley 1321 and the second valley 1322 are respectively provided, the first valley 1321 is disposed on a side of the second valley 1322 close to the sliding end 12 of the push plate 1, when the cantilever 11c slides into the second valley 1322, the contact member 320 contacts with the contact rod 330, and when the cantilever 11c slides into the first valley 1321, the contact member 320 is separated from the contact rod 330, so that the push plate 1 can obtain different signals when different positions are realized. Of course, more valleys 132 and protrusions 133 could be provided to obtain different signals, which also allows the push plate 1 of the present invention to be used with a snug fit.
Specifically, the cantilever 11c is symmetrically arranged at two sides of the pushing end 11, the cantilever 11c includes a fixing portion 11d connected with the sliding end 12 and a positioning portion 11e matched with the valley 132, and a positioning end 11f obliquely extending to be in sliding fit with the valley 132 is arranged at the end of the positioning portion 11 e; the end part of the positioning end 11f is in a circular arc structure, and an inclined plane 15 is formed between the positioning end 11f and the positioning part 11 e; an avoiding groove 13 with a V-shaped structure is formed between the inner side of the positioning part 11e and the pushing end 11, so that a sufficient movement space can be provided for the cantilever 11c when the cantilever 11c is deformed, a limiting groove 14 with a right-angle structure is formed between the outer side of the cantilever 11c and the sliding end 12, and the matching of the limiting groove 14 and the sliding groove 121 of the shell 100 can be used for limiting the sliding distance of the push plate 1.
In the embodiment, the push plate 1 can always shield the observation window 110 in the moving process, so that the creepage distance from the outside to the circuit board 310 is ensured, in addition, the thickness of the push plate 1 can be increased, and the static discharge capability is improved.
The observation window of the multifunctional indicating structure of the switching device can be used for indicating the working state of the switching device and can also be used as an operation window with other functions for controlling switching signals, can meet different applications of the switching device, is suitable for some operations which are not frequently used, for example, can be used for the regular detection and mode setting of the switching device, such as the regular tripping test, the detection of whether the switching device can normally trip or not, and the automatic and manual mode conversion switch setting of an automatic switching-on circuit breaker.
As shown in fig. 6-8, an automatic switching/closing driving module of a circuit breaker is inserted into one side of the circuit breaker for driving the automatic switching/closing of the circuit breaker, and includes a transmission mechanism 92, a switching/closing driving member 94 and a tripping driving member 95 installed in a base 91, the base 91 is covered with a cover body in a matching manner to form a closed housing of a driving device, the transmission mechanism 92 includes a motor 920 and an output gear 921 drivingly connected to the motor, a control circuit is electrically connected to the motor 920 to control the motor 920 to operate to realize forward rotation, reverse rotation or stop, the output gear 921 is drivingly connected to the switching/closing driving member 94 and the tripping driving member 95, and the switching/closing driving member 94 is drivingly connected to an operating handle of the.
As shown in fig. 6-8, the control circuit is disposed on the circuit board 310 and electrically connected to the motor 920 to control the motor 920 to rotate forward, backward or stop; the circuit board 310 is provided with an indicator light, the shell is provided with an observation window at a corresponding position, a push plate 1 is arranged between the indicator light and the observation window, and the push plate 1 is used for switching signals of a control circuit and setting conversion of automatic and manual modes of the circuit breaker. The action process of driving the switch-on is that the control circuit controls the motor 920 to rotate forward to drive the output gear 921 to rotate to one side, so as to drive the switch-on driving part 94 to enable the operating handle of the circuit breaker to swing to realize the automatic switch-on of the circuit breaker, and the switch-on driving part 94 can be usually connected with the operating handle of the circuit breaker in a plug-in mode; the action process of driving the tripping is that the motor 920 is controlled to rotate reversely by the control circuit, the output gear 921 is driven to rotate towards the other side, the output gear 921 rotates to be in contact connection with the tripping driving piece 95, and the tripping driving piece 95 can push a tripping rod of the circuit breaker under the driving of the output gear 921 to trigger the circuit breaker to trip so as to realize the opening of the circuit breaker; the control circuit can be turned on or off to control the motor 920 through the push plate 1, and the automatic mode is turned off or on. The combined floodgate driving piece and the dropout driving piece of this embodiment drive module drive through the drive mechanism of sharing, realize the automatic combined floodgate and the separating brake of drive circuit breaker, moreover, the steam generator is simple in structure, simplify drive arrangement's control and drive mechanism's structure, whole shell size is little, the special adaptation is in miniature circuit breaker, automatic combined floodgate and separating brake in-process combined floodgate driving piece and dropout driving piece swing toward two opposite directions simultaneously, the drive of guarantee combined floodgate and separating brake is reliable and orderly, mutual noninterference. The control of the rotation of the motor 20 by the circuit and the control of the motor to be turned off or on by signal switching belong to the known technologies in the art, and the detailed circuit is not described herein.
With reference to fig. 7, in the structure for driving the opening/closing mechanism of the present invention, the output gear 921 is in driving connection with the closing driving member 94 through the transmission rod 922, wherein the transmission rod 922 is detachably connected to the closing driving member 94, so that the transmission rod 922 is detachable from the closing driving member 94 after the closing operation is completed, and the manual operation and the releasing reset of the closing driving member 94 are not affected. Specifically, one end of the transmission rod 922 is connected to the output gear 921 and is linked with an operating handle of the circuit breaker, the other end of the transmission rod 922 extends into the track slot 910 of the base 91, one end of the closing driving member 94 is rotatably mounted on a bottom plate of the base 91, the other end of the closing driving member 94 is located above the track slot 910, and the output gear 921 can drive the transmission rod 922 to slide along the track slot 910 to be in contact connection with the closing driving member 94, so as to push the closing driving member 94 to swing.
Referring to fig. 8, the control circuit is connected to a first signal detection element 931 and a third signal detection element 933, and configured to detect a rotational position of the output gear 921 during a closing process and transmit a detection signal to the control circuit to control the motor 920 to rotate reversely or stop, so as to implement resetting of the transmission mechanism after closing and closing; the control circuit is also connected with a second signal detection part 932 for detecting the rotating position of the output gear 921 in the brake-separating process and transmitting a detection signal to the control circuit to control the motor 920 to stop, so that the motor can stop at the trip position after the trip action is completed, and the manual switch-on after the arrearage is effectively prevented.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. The utility model provides a multi-functional instruction structure of switching apparatus which characterized in that: the signal switching device comprises a shell (100), an indicating device (200) arranged in the shell (100), and a signal switching mechanism (300), wherein an observation window (110) corresponding to the indicating device (200) is arranged on the shell (100), a movable push plate (1) is arranged between the observation window (110) and the indicating device (200), a sliding plate (120) is arranged in the shell (100), a sliding groove (121) in sliding fit with the push plate (1) is formed between the sliding plate (120) and the side wall of the shell (100) where the observation window (110) is located, the indicating device (200) can be observed through a transparent part of the push plate (1) in the observation window (110), and the push plate (1) can be pushed to trigger the signal switching mechanism (300) to switch signals.
2. The multifunctional indicating structure of switching appliance according to claim 1, wherein: the signal switching mechanism (300) comprises a contact piece (320) and a contact rod (330) which are arranged in the shell (100), and the push plate (1) slides in the shell (100) to push the contact piece (320) to be in contact with the contact rod (330) to realize switching signals.
3. The multifunctional indicating structure of switching device according to claim 2, wherein: the signal switching mechanism (300) comprises a circuit board (310), a contact element (320) is a torsion spring installed in the shell (100), the contact element (320) is fixed on the circuit board (310) and electrically connected with the circuit board (310), a fixed end (321) at one end of the torsion spring is electrically connected with the circuit board (310), and a contact end (322) at the other end of the torsion spring extends between the push plate (1) and the contact rod (330).
4. The multifunctional indicating structure of switching device according to claim 2, wherein: the side wall of the shell where the sliding groove (121) is located is parallel to the side wall of the shell where the observation window (110) is located, the side wall of the shell where the push plate (1) is located is parallel to the side wall of the shell where the observation window is located, the push plate (1) slides in the shell (100) in a reciprocating mode, one end of the push plate (1) is matched with the contact piece (320), two side edges of the push plate (1) are in sliding fit with the shell (100), and the push plate (1) covers the observation window (110) all the time.
5. The multifunctional indicating structure of switching device of claim 4, wherein: a limiting convex rib (141) for limiting the sliding distance of the push plate (1) is arranged at one end of the sliding groove (121) on the side wall of the shell (100), and a through hole is formed in the position, corresponding to the indicating device (200), on the sliding plate (120).
6. The multifunctional indicating structure of switching device according to claim 2, wherein: the push plate (1) comprises a pushing end (11) matched with the contact piece (320), a guide block (11a) is arranged on the bottom side of the pushing end (11), and a guide groove (11b) matched with the contact piece (320) is formed in the guide block (11 a).
7. The multifunctional indicating structure of switching appliance according to claim 1, wherein: elastic cantilevers (11c) are arranged on two sides of a pushing end (11) of the push plate (1), valleys (132) and protrusions (133) which are matched with the cantilevers (11c) in a sliding mode and are arranged on two side walls of the sliding groove (121) in an alternating mode are arranged on the two side walls of the sliding groove, and the cantilevers (11c) can move along with the push plate (1) and slide into the valleys (132) to be meshed to prevent the push plate (1) from sliding freely.
8. The multifunctional indicating structure of switching appliance according to claim 7, wherein: the cantilever (11c) is arranged on two sides of the pushing end (11), the cantilever (11c) comprises a fixing part (11d) and a positioning part (11e) which are connected with the sliding end (12), and the end part of the positioning part (11e) is provided with a positioning end (11f) which extends obliquely to be in sliding fit with the valley (132); the end part of the positioning end (11f) is of a circular arc structure, and an inclined plane (15) is formed between the positioning end (11f) and the positioning part (11 e); an avoiding groove (13) with a V-shaped structure is formed between the inner side of the positioning part (11e) and the pushing end (11).
9. The multifunctional indicating structure of switching device of claim 3, wherein: the shell (100) is provided with a spring shaft (140) for mounting a torsion spring, the torsion spring is sleeved on the spring shaft (140), the end part of the fixed end (321) is bent and inserted into an electric connection hole in the circuit board (310), and the contact rod (330) is inserted and fixed in the electric connection hole in the circuit board (310).
10. The multifunctional indicating structure of switching appliance according to any one of claims 1 to 9, wherein: the switching device is an automatic switching-on and switching-off driving module of the circuit breaker and is inserted at one side of the circuit breaker; the push plate (1) is used for switching signals of a control circuit of the automatic opening and closing drive module and setting conversion of automatic and manual modes of the circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610301323.3A CN107359062B (en) | 2016-05-09 | 2016-05-09 | Multifunctional indicating structure of switch electric appliance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610301323.3A CN107359062B (en) | 2016-05-09 | 2016-05-09 | Multifunctional indicating structure of switch electric appliance |
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| CN107359062A CN107359062A (en) | 2017-11-17 |
| CN107359062B true CN107359062B (en) | 2020-07-28 |
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|---|---|---|---|---|
| CN1036292A (en) * | 1988-01-28 | 1989-10-11 | 西屋电气公司 | Molded case circuit breaker with observation window and traverse |
| CN2427880Y (en) * | 2000-06-20 | 2001-04-25 | 荣丰工业股份有限公司 | Switch indication light |
| CN1485866A (en) * | 2002-09-23 | 2004-03-31 | 西门子公司 | Electrical switch device with position indication |
| US7595970B2 (en) * | 2003-08-29 | 2009-09-29 | Siemens Energy & Automation, Inc. | Electronic trip indicator |
| CN203070970U (en) * | 2012-12-28 | 2013-07-17 | 常熟开关制造有限公司(原常熟开关厂） | Indicating device of switching apparatus |
| CN205751917U (en) * | 2016-05-09 | 2016-11-30 | 浙江正泰电器股份有限公司 | The multi-functional instruction structure of device for switching |
Also Published As
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|---|---|
| CN107359062A (en) | 2017-11-17 |
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Address after: No.1 Zhengtai Road, Zhengtai Industrial Park, beibaixiang Town, Yueqing City, Zhejiang Province Patentee after: ZHEJIANG CHINT ELECTRICS Co.,Ltd. Patentee after: Chint Group R & D Center (Shanghai) Co.,Ltd. Address before: No.1 Zhengtai Road, Zhengtai Industrial Park, beibaixiang Town, Yueqing City, Zhejiang Province Patentee before: ZHEJIANG CHINT ELECTRICS Co.,Ltd. Patentee before: Shanghai Electric Electric Appliance Technology Co., Ltd. |
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Effective date of registration: 20220630 Address after: Room 107, no.2016205, Xiansi Road, Songjiang District, Shanghai Patentee after: Shanghai Chint Intelligent Technology Co.,Ltd. Address before: No.1 Zhengtai Road, Zhengtai Industrial Park, beibaixiang Town, Yueqing City, Zhejiang Province Patentee before: ZHEJIANG CHINT ELECTRICS Co.,Ltd. Patentee before: Chint Group R & D Center (Shanghai) Co.,Ltd. |
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