CN218123256U

CN218123256U - Rotary control switch structure

Info

Publication number: CN218123256U
Application number: CN202222396691.4U
Authority: CN
Inventors: 欧阳顺慈
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2022-12-23
Anticipated expiration: 2032-09-08

Abstract

The application discloses a rotary control switch structure, which comprises a control arm, a rotating shaft, a microswitch and a touch assembly, wherein the control arm comprises a control part and a fixing part; a microswitch and a touch assembly are fixed on one side of the fixing part close to the control part, and the bottom of the control part is in contact with the touch assembly; one side of the touch pressing block, which is in contact with the control part, is arc-shaped; when the control part rotates on the fixing part, the bottom of the control part slides gradually from the arc-shaped lower part of the touch and press block to the high part, and the touch and press block touches and presses the microswitch downwards; otherwise, when the bottom of control part slided from the arc eminence of touching the briquetting to low department subassembly, reset spring drove and touched briquetting elasticity and resets, touched the briquetting and stopped touching and press micro-gap switch to solved and carried out the outage with the switch that the untimely outage used the button with electrical apparatus, complex operation, and the condition of forgetting the outage easily exists, there is the technical problem of safety risk.

Description

Rotary control switch structure

Technical Field

The application relates to the technical field of switches, in particular to a rotation control switch structure.

Background

The switch structure can alternately switch on or off a circuit and is used for controlling the switch state of the electrical appliance. At present, the switch structure is developing towards lightness and simplification. Existing switch structures typically utilize a button panel that swings back and forth between an off position and an on position to effect switching of the switch state.

Some electrical apparatus are equipped with heating device, like electrical apparatus such as oven, light wave stove, and the heating device of this type of electrical apparatus is open usually, in the use, if untimely outage very easily leads to the scald because of touching the heating device of high temperature, safe and reliable inadequately, or uses the switch of button to carry out the outage, and not only complex operation, and the easy existence forgets the condition of outage, exists safe risk.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem and provide a rotation control switch structure, the rotation control switch structure of this application is easy and simple to handle, safe and reliable.

In order to achieve the above purpose, the technical scheme of the utility model has:

a rotary control switch structure comprises a control arm, a rotating shaft, a microswitch and a touch and press assembly, wherein the control arm comprises a control part and a fixing part, the rotating shaft is arranged inside the control arm to connect the control part and the fixing part, and the control part can rotate on the fixing part along the rotating shaft; the microswitch and the touch and press component are fixed on one side of the fixing part close to the control part, and the bottom of the control part is in contact with the touch and press component; the touch pressure assembly comprises a touch pressure block and a return spring, and the return spring is sleeved on the touch pressure block to enable the touch pressure block to rotate along a shaft body and to be elastically reset; one side of the contact pressing block, which is in contact with the control part, is arc-shaped, and the arc shape is gradually bent and raised from one end of the shaft body; a microswitch is arranged below the touch pressing block; when the control part rotates on the fixing part, the bottom of the control part slides gradually from the arc-shaped low position to the high position of the touch pressure block, and the touch pressure block touches the microswitch downwards; otherwise, when the bottom of the control part slides from the arc-shaped high position of the touch pressing block to the lower component, the reset spring drives the touch pressing block to elastically reset, and the touch pressing block stops touching the microswitch.

In the application, the control part of the control arm is connected with the fixed part through the rotating shaft, the control part can rotate along the rotating shaft, and the microswitch is controlled through the contact state of the control part and the contact pressure assembly so as to realize the switching of on and off; the contact pressing block can rotate along the shaft body on one side under the driving of the reset spring, the contact state is switched, the implementation mode is simple and easy, and the manufacturing cost is reduced; the arc direction of the touch pressing block is gradually increased from one end of the shaft body and is matched with the rotation direction of the control part, so that the mechanical abrasion generated when the bottom of the control part is contacted with the touch pressing block is reduced, and the operation is more labor-saving; through rotating the control part, the contact state of conversion touch block and micro-gap switch realizes the switching of the break-make state of circuit, overall structure is simple, and convenient operation is swift.

Preferably, when the touch component touches and presses the microswitch, the microswitch control circuit is in a power-on state; otherwise, it is in power-off state.

Preferably, a communication groove is formed in one side of the fixing portion opposite to the control portion, and the contact pressure assembly is in contact with the fixing portion through the communication groove.

Preferably, still including the ripples pearl of location, the bottom of control part is equipped with the mounting hole, the ripples pearl of location pass through interference fit install in the mounting hole, the fixed part with the corresponding position in mounting hole is equipped with the constant head tank, the control part is when initial position, the ripples pearl of location inlays to be located the constant head tank. The cooperation of the positioning beads with the positioning grooves helps to confirm the positioning of the control portion.

Preferably, the inner wall of the fixing part extends to form a connecting frame, and the microswitch and the touch assembly are inserted into the connecting frame.

Preferably, a fixed block is arranged at the top of the rotating shaft, and the fixed block is fixedly connected with the control part through threads so as to drive the control part to rotate; the bottom of fixed block is equipped with the stopper, the fixed part is in the position that the stopper corresponds is equipped with the restriction stopper pivoted spacing groove. After the control part rotates by a certain angle, the limiting block cannot continue to rotate due to the obstruction of the limiting groove, so that the situation that the power supply is communicated after the pressing block is touched by mistake due to the fact that the rotating angle is too large is prevented.

Preferably, the rotation angle range of the limiting block is less than or equal to 90 °.

Preferably, the top of fixed part is equipped with the shaft hole, makes the pivot warp the shaft hole with the control part is connected, one side of pivot is in shaft hole department is equipped with the extension and has supported the rib, support the rib the size with the internal diameter phase-match in shaft hole. The supporting strength of the rotating shaft is effectively enhanced.

Drawings

Fig. 1 is an exploded view of a rotary control switch structure provided in the present invention;

fig. 2 is a schematic view of the rotation control switch structure provided by the present invention in the power-on state;

FIG. 3 is the schematic diagram of the rotation control switch structure in the power-off state

FIG. 4 is a schematic structural view of a positioning bead provided by the present invention;

fig. 5 is a schematic structural view of a limiting block and a limiting groove provided by the present invention;

fig. 6 is a schematic structural view of the support rib provided by the present invention.

Detailed Description

The embodiment of the application provides a rotation control switch structure for solve the part and lead to the scald because of touching the heating device of high temperature very easily with electrical apparatus untimely outage in the use, safe and reliable inadequately, or use the switch of button to carry out the outage, complex operation, and the easy condition of forgetting the outage of existing, there is the technical problem of safe risk.

In order to make the objects, features and advantages of the present invention more apparent and understandable, the following embodiments of the present invention are clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1 to 3, an embodiment of the present application provides a rotation control switch structure, including a control arm 100, a rotation shaft 200, a micro switch 300 and a touch assembly 400, where the control arm 100 includes a control portion 110 and a fixing portion 120, the rotation shaft 200 is installed inside the control arm 100 to connect the control portion 110 and the fixing portion 120, and the control portion 110 can rotate on the fixing portion 120 along the rotation shaft 200; a microswitch 300 and a touch assembly 400 are fixed on one side of the fixing part 120 close to the control part 110, and the bottom of the control part 110 is in contact with the touch assembly 400; the touch and press assembly 400 comprises a touch and press block 410 and a return spring 420, wherein the return spring 420 is sleeved on the touch and press block 410, so that the touch and press block 410 rotates along a shaft body 411 and can elastically return; one side of the contact pressing block 410 contacting the control part 110 is an arc shape, and the arc shape gradually bends and rises from one end of the shaft body 411; a microswitch 300 is arranged below the touch pressing block; when the control part 110 rotates on the fixing part 120, the bottom of the control part 110 slides gradually from the arc-shaped low position of the touch block 410 to the high position, and the touch block 410 touches and presses the microswitch 300 downwards; on the contrary, when the bottom of the control part 110 slides from the arc-shaped high position of the touch block 410 to the lower position, the return spring 420 drives the touch block 410 to elastically return, and the touch block 410 stops touching the micro switch 300.

Specifically, the control arm 100 is formed by a fixing portion 120 and a control portion 110 which are connected up and down, the interior of the control arm is hollow and is an installation space, the lower end of the rotating shaft 200 is provided with a buckling block corresponding to the size of the rotating shaft 200, the installation position of the rotating shaft 200 is stable and can rotate through the limiting of the buckling block, and the upper end of the rotating shaft 200 is fixedly connected with the control portion 110 to drive the control portion 110 to rotate; the touch component 400 and the micro switch 300 are adjacently fixed in the fixing portion 120 up and down and are close to the control portion 110, the top of the micro switch 300 is a button 310 for controlling the on-off state, a communication groove 121 is formed in one side of the fixing portion 120 opposite to the control portion 110, and the touch component 400 is in contact with the fixing portion 120 through the communication groove 121. The two sides of the touch press block 410 extend with a shaft body 411 for sleeving the reset spring 420, the shaft body 411 is inserted into the inner wall of the fixing part 120, one end of the reset spring 420 is clamped on the inner wall of the fixing part 120, the other end of the reset spring is clamped at the bottom of the touch press block 410, after the control part 110 rotates towards one side, under the elastic action of the reset spring 420, the touch press block 410 rotates upwards along the shaft body 411 in an unstressed state and moves to the outer side of the fixing part 120 through the communicating groove 121, the touch press of the button 310 of the micro switch 300 is stopped, and the micro switch 300 is rapidly switched into an on-off state; the arc of touching briquetting 410 is by the one side gradual bending rising of axis body 411, matches with the rotation direction of fixed part 110, through the arc form design of touching briquetting 410, has reduced control portion 110 and has touched the produced friction of briquetting 410 in-process, has reduced mechanical wear, has increased life effectively, and operates more laborsavingly.

In this embodiment, when the touch component 400 touches the micro switch 300, the control circuit of the micro switch 300 is in a power-on state; otherwise, the power-off state is adopted; in the initial position, the control part 110 and the fixing part 120 are in the same direction, the touch assembly 400 is in contact with the bottom of the control part 110 through the communicating groove 121, one side of the touch assembly 400 touches the button 310 of the microswitch 300 under the pressing of the control part 110, the microswitch 300 is in a starting state, and the circuit is in a power-on state and can be normally used; when power-off is needed, the control part 110 is rotated to one side, so that the upper end of the touch assembly 400 is not pressed by the control part 110 any more and moves upwards, the touch of the microswitch 300 is stopped, the microswitch 300 is closed, and the circuit is switched to a power-off state; through rotating control portion 110, can cut off the power supply rapidly, toward gyration control portion 110, can resume the on-state again, the power on-off of quick control circuit, have heating device like the oven with electrical apparatus, after the heating device that sets up at control portion 110 rotates, the food of handling good of being convenient for to take, be difficult for forgetting to close the production that leads to the incident because of taking food, this structure can make the conversion process of power on-off need not to carry out extra control to electrical apparatus's mains, user's operation and security have been made things convenient for.

Referring to fig. 4, the positioning structure further includes a positioning wave bead 500, the bottom of the control portion 110 is provided with a mounting hole 111, the positioning wave bead 500 is mounted in the mounting hole 111 through interference fit, a positioning groove 122 is provided at a position of the fixing portion 120 corresponding to the mounting hole 111, and when the control portion 110 is at an initial position, the positioning wave bead 500 is embedded in the positioning groove 122. The bottom of the positioning wave bead 500 is in a semi-sphere shape, a spring is arranged in the positioning wave bead, the spherical shape of the bottom can stretch inwards, and the peripheral wall of the positioning groove 122 is provided with an arc transition so that the positioning wave bead 500 can be conveniently embedded into the positioning groove 122; when the control arm 100 rotates, the positioning ball 500 retracts inwards, leaves the positioning groove 122, and moves along with the control part 110; when the control part 110 is rotated to return, the positioning beads 500 are embedded into the positioning grooves 122 again, so that the control part 110 is ensured to return to the initial position accurately; through the cooperation of location ripples pearl 500 and constant head tank 122, help judging the return matching state of control part 110 in the gyration better, and the cooperation of location ripples pearl 500 and constant head tank 122 impels control part 110 to have certain resistance when rotating, is difficult for producing the maloperation in normal use.

Referring to fig. 5 to 6, a connecting frame 123 extends from an inner wall of the fixing portion 120, and the micro switch 300 and the touch pressing assembly 400 are inserted into the connecting frame 123. One side of link 123 is the opening, and micro-gap switch 300 all pegs graft in link 123 through opening side with touching pressure subassembly 400, and the opening side is equipped with the circular arc groove and matches with the both ends spliced pole that touches briquetting 410 for touch briquetting 410 can rotate under reset spring 420's drive.

Further, a fixing block 210 is arranged at the top of the rotating shaft 200, and the fixing block 210 is fixed to the control part 110 through threaded connection so as to drive the control part 110 to rotate; the bottom of the fixing block 210 is provided with a limiting block 211, and the fixing portion 120 is provided with a limiting groove 124 for limiting the rotation of the limiting block 211 at a position corresponding to the limiting block 211. The fixing block 210 is fixed on the inner wall of the control portion 110 by a screw or a stud, so that the control portion 110 is stably installed, in this embodiment, the range of the rotation angle of the limiting block 211 is less than or equal to 90 °, the limiting block 211 is square, when the control portion 110 is at an initial position, the limiting block 211 and the side wall of the limiting groove 124 have a certain distance, so that the rotating shaft 200 can drive the control portion 110 to rotate, when the rotating shaft rotates to 90 °, the side wall of the limiting groove 124, which is close to the limiting block 211, is arc-shaped in this state, the convex side faces the inner side of the limiting groove 124, the limiting groove 124 is limited by the arc-shaped side to stop rotating, and the contact and pressure assembly 400 is not pressed again when the control portion 110 is pushed by an excessively large angle, safety accidents such as scalding due to the activation of the microswitch 300 to be in an energized state are not caused, and the use experience of a user is affected when the rotation angle cannot be controlled; the rotation angle of the control part 110 is limited by the limiting action of the limiting groove 124 and the limiting block 211, and the safety and the use experience are improved.

Still further, the top end of the fixing portion 120 is provided with a shaft hole 125, so that the rotating shaft 200 is connected with the control portion 110 through the shaft hole 125, a support rib 220 is provided at the shaft hole 125 on one side of the rotating shaft 200, and the size of the support rib 220 matches with the inner diameter of the shaft hole 125. The main body of the rotating shaft 200 is in a semicircular arc shape, the side wall extends to the opening side to form a support rib 220 at a position corresponding to the shaft hole 125, the support rib 220 further enhances the support strength, the position of the support rib 220 is the connecting position of the control part 110 and the fixing part 120, the support rib 220 can enhance the structural strength, and the stability of the control part 110 is ensured.

In this embodiment, the switching between the power-on state and the power-off state is realized by the contact between the touch assembly 400 and the micro switch 300, and when the touch assembly 400 touches the button 310 under the pressing of the control portion 110, the circuit is in the power-on state; after the control part 110 rotates, the touch assembly 400 moves upwards to stop touching the button 310, and the state is switched to a power-off state, so that the power-off mode is timely and convenient to operate; the contact pressure assembly 400 utilizes the reset action of the reset spring 420 to drive the contact pressure block 410 to perform position conversion, and the structure is simple and effective; the arc-shaped design of the contact block 410 reduces mechanical wear between the control portion 110 and the contact block 410; the matching between the positioning beads 500 and the positioning grooves 122 enables the control part 110 to effectively judge the accurate homing of the position after the homing; when the control part 110 rotates, the side wall of the limiting groove 124 blocks the limiting block 211 to control the rotation angle of the control part 110, so that the safety is further enhanced, the whole structure is simple, and the switching of power on and power off is simple and rapid, and the implementation is convenient.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. A rotary control switch structure is characterized by comprising a control arm, a rotating shaft, a microswitch and a touch assembly, wherein the control arm comprises a control part and a fixing part; the microswitch and the touch and press component are fixed on one side of the fixing part close to the control part, and the bottom of the control part is in contact with the touch and press component; the touch pressure assembly comprises a touch pressure block and a return spring, and the return spring is sleeved on the touch pressure block to enable the touch pressure block to rotate along a shaft body and to elastically return; one side of the contact pressure block, which is in contact with the control part, is in an arc shape, and the arc shape is gradually bent and lifted from one end of the shaft body; a microswitch is arranged below the touch pressing block; when the control part rotates on the fixing part, the bottom of the control part slides gradually from the arc-shaped low position of the touch pressure block to the high position, and the touch pressure block touches and presses the microswitch downwards; otherwise, when the bottom of the control part slides from the arc-shaped high position of the touch pressing block to the lower component, the reset spring drives the touch pressing block to elastically reset, and the touch pressing block stops touching the microswitch.

2. The rotation control switch structure according to claim 1, wherein when the touch assembly touches the micro switch, the micro switch control circuit is in a power-on state; otherwise, it is in power-off state.

3. The rotation control switch structure according to claim 1, wherein a communication groove is formed on a side of the fixing portion opposite to the control portion, and the contact pressure member is in contact with the control portion through the communication groove.

4. The structure of claim 1, further comprising a positioning wave bead, wherein a mounting hole is formed in the bottom of the control portion, the positioning wave bead is mounted in the mounting hole through interference fit, a positioning groove is formed in the position of the fixing portion corresponding to the mounting hole, and when the control portion is at the initial position, the positioning wave bead is embedded in the positioning groove.

5. The structure of claim 1, wherein a connecting frame extends from an inner wall of the fixing portion, and the micro switch and the touch and press assembly are inserted into the connecting frame.

6. The rotation control switch structure according to claim 1, wherein a fixed block is arranged at the top of the rotating shaft, and the fixed block is fixedly connected with the control part through threads so as to drive the control part to rotate; the bottom of fixed block is equipped with the stopper, the fixed part is in the position that the stopper corresponds is equipped with the restriction stopper pivoted spacing groove.

7. The rotation control switch structure according to claim 6, wherein the range of the rotation angle of the stopper is 90 ° or less.

8. The structure of claim 1, wherein the top end of the fixing portion is provided with a shaft hole, so that the rotating shaft is connected to the control portion through the shaft hole, and a support rib is provided at one side of the rotating shaft and extends from the shaft hole, and the support rib has a size matched with the inner diameter of the shaft hole.