CN210722828U - Inching switch - Google Patents

Abstract

The utility model discloses a jog switch belongs to switch technical field, include from the panel components that sets up backward forward, press subassembly and base subassembly, the panel components includes the panel, and the base subassembly includes the movable contact spring. The pressing assembly comprises a support, an inner key, a linkage structure and an elastic part, the support is fixedly arranged, the inner key can be arranged in the front end of the support in a front-and-back mode, the linkage structure can be arranged in a rotating mode and is matched with the movable contact piece, the elastic part comprises an elastic part which can be in contact with the linkage structure, the inner key moves backwards when the panel is pressed and can drive the linkage structure to rotate so that the movable contact piece can turn over, and the elastic part deforms under the action of force when the linkage structure rotates. The elastic part of the elastic piece is stressed and deformed when the linkage structure rotates, after the panel is loosened, the inner key has no acting force on the linkage structure, and the elastic part can drive the linkage structure to rotate and reset in the process of restoring the deformation, so that the effectiveness of the overall switch control of the inching switch and the flexibility of operation are improved.

Description

Inching switch

Technical Field

The utility model relates to the technical field of switches, especially, relate to a jog switch.

Background

At present, a wall switch for controlling the on-off of a lighting lamp generally adopts a rocker structure, when the rocker switch controls the on-off of the lighting lamp, a panel of the rocker switch always has one state (on or off) or two states (on and off) in a tilting state, and the panel has a tilting angle with a wall surface in the tilting state. The wide use of rocker switches has led to aesthetic fatigue for the user. Based on this, some manufacturers have developed and manufactured a jog switch, and the existing jog switch generally changes the on-off state of the power line by using a pressing member to drive a movable contact piece to swing left and right through a rocker. However, in the conventional spot-moving switch, the pressing member cannot be automatically moved to the original position after pressing the rocker, and the panel of the switch cannot be moved to the original position, or the operation of the entire switch is not flexible.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the prior art, the utility model provides a inching switch, which enables a pressing component of the switch to automatically reset after the action is completed.

In order to realize above-mentioned technical purpose, the utility model provides a pair of inching switch, include from the panel components that sets up backward forward, press subassembly and base subassembly, the panel components includes the panel, and the base subassembly includes the movable contact spring, press the subassembly and include support, interior button, linkage structure and elastic component, the support is fixed to be set up, but in the support front end of locating of interior button back-and-forth movement, the rotatable setting of linkage structure just cooperates with the movable contact spring, the elastic component is including the elastic component that can contact in linkage structure, interior button backward movement just can drive linkage structure when the panel pressurized rotates and makes the movable contact spring upset, the elastic component atress warp when linkage structure rotates.

Preferably, linkage structure includes driving lever and rocking arm, and on the button was rotationally located to the driving lever, rocking arm rotatable coupling was in the support and was located the rear side of driving lever, and the panel pressurized drives the driving lever through interior button and moves backward to when conflicting around with the rocking arm the driving lever can drive the rocking arm and rotate.

Preferably, the elastic part is arranged on the inner key, and the elastic part is arranged in the rotation direction of the shifting lever.

Preferably, the elastic part is provided with two elastic parts which are respectively arranged at two sides of the deflector rod in the rotation direction; and/or the inner key is provided with a cavity for accommodating the local part of the shifting rod, and the inner key is also provided with a through groove for the elastic part to extend into the cavity to be matched with the shifting rod.

Preferably, the elastic piece is a spring piece, the end part of the spring piece is bent to form an elastic part, and the spring piece is also provided with a fixing part matched with the inner key.

Preferably, the fixing part is provided with a fixing hole, the inner key is provided with a fixing column in interference fit with the fixing hole, and the fixing part is fixed on the inner key through the matching of the fixing hole and the fixing column; or the fixed part is fixed on the inner key through an adhesive; or the fixing part is fixed on the inner key through a fastener.

Preferably, the shifting lever is rotatably connected to the inner key through a pin shaft; and/or the front end of the rocker arm is provided with a convex column, the rear end of the support is provided with a hinge hole matched with the convex column, and the rocker arm is rotatably arranged on the support through the matching of the convex column and the hinge hole.

Preferably, the base component further comprises a seat shell, the movable contact piece is arranged in the seat shell, the rear end of the rocker arm extends into the seat shell and is provided with a linkage groove, and part of the movable contact piece is arranged in the linkage groove.

Preferably, the pressing assembly further comprises a spring arranged between the inner key and the support, one end of the spring abuts against the support, the other end of the spring abuts against the inner key, and the spring is stressed and deformed when the inner key moves backwards.

Preferably, the inching switch further comprises a cassette, the pressing component is connected with the base component and is arranged in the cassette, the panel component further comprises a lining plate arranged on the front side of the cassette, the panel can be tilted and rotated to be arranged on the front side of the lining plate, and an avoiding opening used for avoiding the inner key is formed in the lining plate.

After the technical scheme is adopted, the utility model has the advantages of as follows:

1. the utility model provides a point moves switch, the concrete structure that moves switch has improved. The pressing assembly comprises a support, an inner key, a linkage structure and an elastic piece, the panel is pressed to tilt and rotate, the inner key is driven to move backwards, the linkage structure can be driven to rotate when the inner key moves backwards, the linkage structure can drive the movable contact piece to turn over when rotating, one-time power-on action or power-off action is achieved, and therefore the purpose of switching is achieved. Because the elastic part of the elastic part is stressed and deformed when the linkage structure rotates, after the panel is loosened, the inner key has no acting force on the linkage structure, and the elastic part can drive the linkage structure to rotate and reset in the deformation recovery process, so that the effectiveness of the overall switch control of the inching switch and the flexibility of operation are improved.

2. The linkage structure preferably adopts a structure that the shifting lever is matched with the rocker arm, the inner key firstly drives the shifting lever to move backwards when moving backwards, after the shifting lever abuts against the front and the back of the rocker arm, the shifting lever rotates under the stopping action of the rocker arm when the inner key moves backwards again, the shifting lever can drive the rocker arm to synchronously rotate when rotating, and the rocker arm can drive the movable contact piece to turn over when rotating, so that the power-on or the power-off are realized. The concrete structure of the linkage structure is reasonably arranged, so that the requirement of the structure for driving the movable contact spring to overturn is met.

3. The elastic part is arranged on the inner key, the elastic part of the elastic part is arranged in the rotating direction of the shifting lever, and the installation position of the elastic part and the arrangement position of the elastic part are reasonably arranged, so that the elastic part can generate corresponding deformation under the driving action of the shifting lever, and the shifting lever can be smoothly reset by the elastic part.

4. Because the concrete rotation direction that the driving lever takes place to rotate under the effect of the prevention of rocking arm has certain uncertainty, the preferred setting of elastic component is two, and two elastic components are located respectively in the possible rotation direction of driving lever, ensure that the driving lever can make one of them elastic component atress take place to warp all the time when rotating to guarantee that the driving lever can reset to initial position under the elastic force effect of this elastic component smoothly after interior button is loosened, improve the switch and wholly carry out on-off control's validity through pressing the subassembly.

5. The local of driving lever is arranged in the cavity on the inner key, so that the overall dimension of the pressing assembly is favorably reduced, and meanwhile, the cavity has a certain limiting effect on the driving lever, the driving lever can rotate along a reasonable and effective direction under the driving of the inner key and the stopping effect of the rocker arm, the driving lever can be ensured to smoothly drive the rocker arm to rotate, and the effectiveness of switching operation through the pressing assembly is favorably ensured.

6. The elastic piece adopts the shell fragment, and the tip bending type of shell fragment becomes the elastic part, and on the button in the shell fragment was located through the cooperation of fixed part and interior button, the simple structure of elastic piece, the shaping of being convenient for of elastic part was favorable to rationally reducing the manufacturing cost who presses the subassembly.

7. The fixed part can be fixed in interior button through interference fit between fixed orifices and the fixed column on, also can be fixed in interior button through the viscose on, can also be fixed in interior button through the fastener on, fixed knot between fixed part and the interior button constructs simply, the equipment of being convenient for, and the service strength requirement of satisfying the shell fragment that can be fine.

8. The driving lever is rotatably connected with the inner key through a pin shaft, the rocker arm is rotatably arranged on the support through the convex column and the hinge hole, and the concrete matching structure between the driving lever and the inner key and between the rocker arm and the support is reasonably arranged, so that the use requirement is met, and meanwhile, the assembly is convenient.

9. The part of the movable contact piece is arranged in the linkage groove at the rear end of the rocker arm, and the matching structure between the rocker arm and the movable contact piece is reasonably arranged, so that the use requirement is met, the matching difficulty between the rocker arm and the movable contact piece is reasonably reduced, and the assembly difficulty between the rocker arm and the movable contact piece is favorably reduced.

10. The spring is arranged between the inner key and the bracket, and when the inner key moves backwards under the action of the panel, the spring deforms under the stress. When the panel is loosened, the spring can drive the inner key to reset to the initial position forwards, the inner key simultaneously drives the panel to reset to the initial position, the effectiveness of secondary operation is effectively guaranteed, the panel is always in a state parallel to the wall surface when not pressed, and the improvement of the overall use experience of the inching switch is facilitated.

11. The panel can be tilted and arranged on the front side of the lining plate, and the lining plate is provided with an avoiding opening so that the panel can be abutted against the inner key when being pressed and smoothly drives the inner key to move backwards, thereby avoiding the interference of the lining plate on the matching between the panel and the inner key.

Drawings

FIG. 1 is an exploded view of a click switch according to an embodiment of the present invention;

FIG. 2 is an internal schematic view of a toggle switch according to an embodiment of the present invention;

fig. 3 is an exploded view of a pressing member in a click switch according to an embodiment of the present invention;

fig. 4 is an exploded view of the inner button, shift lever and spring plate in the inching switch according to the embodiment of the present invention;

fig. 5 is an exploded view of a panel assembly in a toggle switch according to an embodiment of the present invention;

fig. 6 is an initial state diagram of the pressing assembly in a click switch according to an embodiment of the present invention;

fig. 7 is a schematic view illustrating the operation of the toggle switch according to the embodiment of the present invention when the shift lever of the pressing assembly moves backward to contact with the rocker arm;

fig. 8 is a schematic view illustrating the inner button of the pressing assembly moving backward in place in the click switch according to the embodiment of the present invention;

fig. 9 is a schematic view of an elastic sheet in a two-click switch according to an embodiment of the present invention.

In the figure, 100-panel component, 110-panel, 111-bump, 112-cylindrical hole, 120-lining board, 121-avoidance opening, 122-slot, 123-cylindrical protrusion, 200-pressing component, 210-bracket, 211-hinge hole, 212-buckle, 213-limit step surface, 220-inner key, 221-cavity, 222-jack, 223-through hole, 224-groove, 225-fixed column, 230-deflector rod, 231-swing part, 232-pressing part, 240-rocker arm, 241-swing part, 242-linkage part, 243-notch, 244-convex column, 245-linkage groove, 250-elastic sheet, 251-elastic part, 252-fixed part, 253-fixed hole, 260-spring, 300-base component, 310-moving contact, 320-seat shell and 321-clamping groove.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments. It is to be understood that the following terms "upper," "lower," "left," "right," "longitudinal," "lateral," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like are used in an orientation or positional relationship relative to one another only as illustrated in the accompanying drawings and are used merely for convenience in describing and simplifying the invention, and do not indicate or imply that the device/component so referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be considered as limiting the invention.

Example one

As shown in fig. 1 to 4, a jog switch according to a first embodiment of the present invention includes a panel assembly 100, a pressing assembly 200 and a base assembly 300, which are arranged from front to back, the panel assembly 100 includes a panel 110, and the base assembly 300 includes a movable contact 310. The pressing assembly 200 includes a bracket 210, an inner button 220, a linkage structure and an elastic member, the bracket 210 is fixedly disposed, the inner button 220 is disposed in the front end of the bracket 210 in a manner of moving back and forth, the linkage structure is rotatably disposed and is matched with the movable contact piece 310, the elastic member includes an elastic portion 251 capable of contacting the linkage structure, the inner button 220 moves back when the panel 110 is pressed and can drive the linkage structure to rotate so as to turn over the movable contact piece 310, and the elastic portion 251 deforms under force when the linkage structure rotates.

In this embodiment, the bracket 210 is hollow, the linkage structure includes a shift lever 230 and a rocker 240, the shift lever 230 is rotatably disposed on the inner button 220 and located in the bracket, and the rocker 240 is rotatably connected to the bracket 210 and located at the rear side of the shift lever 230. The shift lever 230 is T-shaped, and includes a swing portion 231 and a pressing portion 232, the swing portion 231 is disposed substantially along the front-back direction, and the pressing portion 232 is disposed at the rear end of the swing portion. The inner key 220 is provided with a cavity 221 for accommodating the swing portion 231, the swing portion 231 is connected to the inner key 220 through a pin shaft, the front end of the swing portion 231 is provided with a through hole 233 for the pin shaft to pass through, the bottom wall of the cavity 221 is provided with an insertion hole 222 for the pin shaft to insert, the pin shaft passes through the through hole 233 and is inserted into the insertion hole 222, and the driving lever 230 is rotatably connected to the inner key 220. Due to the position-limiting action of the cavity 221, the swinging portion 231 can only swing left and right in the cavity (refer to the orientation shown in fig. 2). The pressing part 232 extends out of the cavity and is located at the rear side of the inner key 220 so as to press against the rocker 240 to drive the rocker 240 to rotate.

The rocker arm 240 is also T-shaped, and includes a shaking portion 241 and a linkage portion 242 which are vertically arranged, the shaking portion 241 is rotatably connected to the bracket 210 and located at the rear side of the pressing portion 232, a notch 243 for avoiding the pressing portion 232 is arranged on the shaking portion 241, the inner length of the notch 243 is smaller than the length of the pressing portion, and the situation that the pressing portion 232 is completely limited in the notch 243 and cannot drive the rocker arm 240 to effectively swing is avoided. In this embodiment, the opposite two sides of the rocking part 241 are provided with protruding columns 244, the rear end of the bracket 210 is provided with hinge holes 211 in clearance fit with the protruding columns, and the rocking part 241 is rotatably disposed at the rear side of the bracket 210 through the cooperation of the protruding columns 244 and the hinge holes 211. The interlocking part 242 is provided with an interlocking groove 245 with an opening at the rear end, and a part of the movable contact piece 310 is arranged in the interlocking groove 245.

The elastic member is disposed on the inner key 220, the elastic member preferably adopts a spring plate 250, two ends of the spring plate 250 are bent to form elastic parts 251, a fixing part 252 is formed at a position between the two elastic parts 251, and the fixing part 252 is fixed on the inner key 220. In this embodiment, two through grooves 223 are disposed on the front side of the inner key 220, the through grooves 223 are disposed in one-to-one correspondence with the elastic portions 251 and are in clearance fit with each other, the through grooves 223 are communicated with the cavity 221, and the two elastic portions 251 extend into the cavity 221 from the corresponding through grooves 223 from front to back and are respectively located on the left side and the right side of the swing portion 231. The front end face of the inner key 220 is provided with a concave groove 224 for embedding the fixing portion 252, the bottom wall of the groove 224 is provided with a fixing column 225 protruding forwards, the fixing portion 252 is provided with a fixing hole 253 in interference fit with the fixing column 225, the fixing portion 252 is fixed on the inner key 220 through the interference fit of the fixing hole 253 and the fixing column 225, and therefore the elastic sheet 250 is arranged on the inner key 220. Further, the two elastic parts 251 of the elastic sheet 250 are arranged in parallel.

The inner key 220 is arranged in the front end of the bracket 210 in a manner of moving back and forth, in order to limit the moving stroke of the inner key, a limiting step surface 213 is arranged on the inner wall of the bracket 210, and the limiting step surface 213 is positioned at the rear of the inner key 220. When the inner key 220 moves backward to contact the limit step surface 213, the inner key moves backward to a proper position.

The pressing assembly 200 further includes a spring 260 disposed between the inner key 220 and the bracket 210, a front end of the spring 260 abuts against a rear end surface of the inner key 220 to achieve positioning, a rear end of the spring 260 abuts against a boss on an inner wall of the bracket 210 to achieve positioning, and the boss is located behind the limiting step surface 213. When the inner button 220 moves backward, the spring 260 is compressed by force. In order to make the inner key 220 move forward and backward more stably, two springs 260 are provided, and the two springs 260 are respectively located at the outer sides of the left and right ends of the pressing portion 232.

In this embodiment, the jog switch further includes a cassette (not shown) having a front opening, and the pressing member 200 and the base member 300 are disposed in the cassette. The base assembly 300 further includes a cartridge housing 320, the cartridge housing 320 being secured within the cassette. The outer walls of two opposite sides of the rear side of the bracket 210 are provided with the buckles 212, the seat shell 320 is provided with the slots 321 for the buckles 212 to be clamped in, the bracket 210 is fixed on the seat shell 320 through the matching of the buckles 212 and the slots 321 to be fixed in a concealed box, and the linkage part 242 of the rocker arm 240 is positioned in the seat shell 320.

Referring to fig. 6, when the panel 110 is not pressed, the inner button 220 does not move backward, the swing portion 231 of the lever 230 is in the center position in the initial state, the elastic portion 251 of the resilient strip 250 is in the original state and is not deformed by force, and the swing portion 241 of the rocker arm 240 and the pressing portion 232 of the lever 230 are in the disengaged state.

Referring to fig. 7, when the inner button 220 is forced to move backward, the driving lever 230 is driven to move backward, and the spring 260 is forced to compress. When the pressing portion 232 of the lever 230 presses back and forth against the rocking portion 241 of the rocker arm 240, the lever 230 cannot move backward any more by the stopper of the rocker arm 240. Referring to fig. 8, when the inner button 220 continues to move backward, the shift lever 230 rotates under the combined action of the inner button 220 and the rocker 240, the shift lever 230 can drive the rocker 240 to rotate synchronously, and the rocker 240 can drive the movable contact 310 to turn over through the linkage slot 245 on the linkage part 242 during rotation, so as to implement a power-on action or a power-off action, thereby achieving the purpose of switching on and off.

When the shift lever 230 rotates, the elastic portion 251 of the elastic piece 250 is elastically deformed by force, after the panel 110 is released, the inner key 220 has no acting force on the shift lever 230, the elastic portion 251 can drive the shift lever 230 to reset to an initial position in the process of restoring deformation, and meanwhile, the spring 260 drives the inner key 220 to move forward and reset, so that the shift lever 230 can smoothly drive the rocker arm 240 to rotate when the inner key 220 moves backward next time, and the effectiveness of the overall on-off control of the inching switch and the flexibility of the operation are improved.

The "front side" of each component refers to a side of the jog switch facing a user when the user operates the jog switch, and the "rear side" of each component refers to a side of the jog switch facing away from the user when the user operates the jog switch.

It should be understood that the engagement between the fixing portion 252 of the resilient tab 250 and the inner key 220 is not limited to the engagement between the fixing post 225 and the fixing hole 253 described above or shown in the drawings, and the fixing portion 252 may be fixed to the inner key 220 by an adhesive, or of course, the fixing portion 252 may be fixed to the inner key 220 by a fastener such as a screw.

It is understood that the rotational connection between the shift lever 230 and the inner button 220 and the rotational connection between the rocker 240 and the bracket 210 are not limited to those described above or shown in the drawings, and other reasonable rotational connections may be used.

It is understood that the specific action of the movable contact 310 flipping to achieve power on or off may be referred to an existing jog switch structure.

Example two

As shown in fig. 9, a second embodiment of the present invention is an equivalent embodiment of the first embodiment, and is different from the first embodiment in that the specific structure of the elastic piece 250 is different.

In this embodiment, the two elastic portions 251 of the elastic sheet 250 are disposed in a V shape, and the width between the two elastic sheets 250 gradually increases from front to back.

The other structures of the second embodiment are the same as those of the first embodiment, and are not described in detail here.

In addition to the above preferred embodiments, the present invention has other embodiments, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope defined by the appended claims.

Claims (10)

1. A jog switch comprises a panel component, a pressing component and a base component, wherein the panel component, the pressing component and the base component are arranged from front to back, the panel component comprises a panel, and the base component comprises a movable contact piece.

2. The jog switch of claim 1, wherein said linkage structure comprises a shift lever and a rocker, the shift lever is rotatably disposed on the inner button, the rocker is rotatably connected to the bracket and located behind the shift lever, and the panel is pressed by the inner button to drive the shift lever to move backward to abut against the front and back of the rocker, and the shift lever drives the rocker to rotate.

3. The jog switch of claim 2 wherein said resilient member is disposed on said inner button and said resilient portion is disposed in a direction of rotation of said toggle lever.

4. The jog switch of claim 3, wherein said elastic member is provided with two elastic portions, which are respectively disposed at both sides of said lever in a rotation direction; and/or the inner key is provided with a cavity for accommodating the local part of the shifting rod, and the inner key is also provided with a through groove for the elastic part to extend into the cavity to be matched with the shifting rod.

5. The jog switch of claim 3, wherein said resilient member is a spring, and the end of the spring is bent to form a resilient portion, and the spring further has a fixing portion engaged with the inner key.

6. The inching switch of claim 5, wherein the fixing portion is provided with a fixing hole, the inner button is provided with a fixing column which is in interference fit with the fixing hole, and the fixing portion is fixed on the inner button through the fit of the fixing hole and the fixing column; or the fixed part is fixed on the inner key through an adhesive; or the fixing part is fixed on the inner key through a fastener.

7. The jog switch of claim 2 wherein said dial is rotatably connected to said inner button by a pin; and/or the front end of the rocker arm is provided with a convex column, the rear end of the support is provided with a hinge hole matched with the convex column, and the rocker arm is rotatably arranged on the support through the matching of the convex column and the hinge hole.

8. The jog switch of claim 2, wherein said base assembly further comprises a housing, said movable contact piece being disposed in said housing, a rear end of said rocker arm extending into said housing and having a plurality of cooperating slots, portions of said movable contact piece being disposed in said cooperating slots.

9. The jog switch of claim 1 wherein said pressing member further comprises a spring disposed between said inner button and said frame, one end of said spring abutting said frame and the other end abutting said inner button, said spring being forced to deform as said inner button moves rearwardly.

10. The jog switch according to any one of claims 1 to 9, wherein said jog switch further comprises a hidden box, said pressing member is connected to said base member and disposed in said hidden box, said panel member further comprises a lining plate disposed on a front side of said hidden box, said panel is rotatably disposed on said front side of said lining plate, and said lining plate is provided with an avoiding opening for avoiding said inner key.

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