CN216256810U

CN216256810U - Safety mechanism and handle for pot thereof

Info

Publication number: CN216256810U
Application number: CN202120929978.1U
Authority: CN
Inventors: 罗欣; 方成
Original assignee: Zhejiang Sanhe Kitchenware Co ltd
Current assignee: Zhejiang Sanhe Kitchenware Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-04-12
Anticipated expiration: 2031-04-30

Abstract

The safety mechanism and the handle for the pot comprise a button seat and a button positioned in the button seat, wherein a knob is sleeved outside the button seat and connected with the button so that the button is driven to rotate by the rotation of the knob; a first positioning mechanism is arranged between the button and the button seat, and when the button is driven by the knob to rotate to the unlocking position, the first positioning mechanism relieves the limitation on the button, so that the button can be pressed down. A handle for a pot comprises a handle body, wherein a movable plate capable of moving back and forth along the handle body is arranged in the handle body, the front end of the movable plate penetrates through the handle body, a clamping piece is arranged at the front end of the movable plate, and an interlayer is formed between the clamping piece and the front end surface of the handle body; the handle body is also provided with a safety mechanism for releasing the positioning of the moving plate, and the safety mechanism comprises a button seat and a button positioned in the button seat; a first positioning mechanism is arranged between the button and the button seat, and when the button is driven by the knob to rotate to the unlocking position, the first positioning mechanism relieves the limitation on the button, so that the button can be pressed down.

Description

Safety mechanism and handle for pot thereof

Technical Field

The utility model relates to a safety mechanism and a detachable handle for a pot.

Background

The pan such as a frying pan is provided with a handle which is fixed on the edge of the pan, and dirt and bacteria are easy to be hidden in the gap between the pan and the handle. Therefore, the handle which can be detached from the pot body is also arranged, the handle is clamped on the pot body when the handle is needed, the handle can be conveniently detached when the handle is not needed, and the problems that dirt is easily stored and contained and bacteria are bred between the handle and the pot body are avoided.

The Chinese utility model patent CN 203424846U, CN 211022334U and the like all provide the detachable handle, the working principle of the detachable handle is that the driven part is moved by the inclined plane matching between the driving part and the driven part, the driven part is provided with a clamping piece, the movement of the driven part enables an interlayer between the clamping piece and the front end of the handle to be enlarged or reduced, and when the handle is needed to be used, the pot body is clamped in the interlayer and the interlayer is reduced, so that the pot body is clamped in the interlayer; when the handle is not needed, the interlayer is enlarged, so that the handle can be conveniently taken down. Meanwhile, safety devices such as a shifting piece are arranged on the handle, and the driven piece can move after the shifting piece is shifted. The prior detachable handle for a pan also has the following disadvantages: 1. the safety device adopts an inclined plane matching mode for positioning the driven piece, so that the safety is not firm; 2. the driven part is driven by the matching of the inclined planes, the space in the handle is limited, and a long inclined plane cannot be arranged, so that the moving distance of the driven part is limited, the size change of the interlayer is small, and the pot cannot be well adapted to various pot bodies with different wall thicknesses.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the existing detachable handle for the pot, the utility model provides a safety mechanism and the detachable handle for the pot adopting the safety mechanism.

The technical scheme for solving the technical problem is as follows: a safety mechanism comprises a button seat and a button positioned in the button seat, wherein a first reset mechanism is arranged between the button and the button seat, and the button can be automatically reset after being pressed down under the action of the first reset mechanism, and the safety mechanism is characterized in that: the button seat is sleeved with a knob, the knob is connected with the button so that the knob is rotated to drive the button to rotate, and the button can be positioned at a locking position or an unlocking position after being rotated;

a first positioning mechanism is arranged between the button and the button seat, and when the button is in a locking position, the button cannot be pressed down under the limitation of the first positioning mechanism; when the button is driven by the knob to rotate to an unlocking position, the first positioning mechanism releases the limitation on the button so that the button can be pressed down;

the knob is also provided with a second positioning mechanism, and after the knob drives the button to rotate to the unlocking position, the second positioning mechanism is matched with an external mechanism so as to keep the knob at the position;

and a second reset mechanism is arranged between the knob and the button seat, and after the second positioning mechanism is disengaged from an external mechanism, the knob automatically resets under the action of the second reset mechanism.

Further, the first positioning mechanism comprises a convex block arranged on the button and a positioning opening arranged on the button seat;

the positioning port comprises a vertical port and a transverse port which are communicated with each other, the bump is positioned in the transverse port when the button is in a locking position, and the transverse port limits the descending of the button; when the button is in the unlocking position, the lug is positioned in the vertical opening, so that the button can be pressed down.

Furthermore, a notch is arranged on the knob, the lug is positioned in the notch, and therefore the knob can be rotated to drive the button to rotate.

Furthermore, the second positioning mechanism comprises a positioning pin arranged on the knob, an elastic device is further arranged between the positioning pin and the knob, and the positioning pin is popped up under the action of the elastic device.

Furthermore, the first reset mechanism is a pressure spring, the second reset mechanism is a torsion spring, one end of the torsion spring is fixed on the button seat, and the other end of the torsion spring is fixed on the knob.

Furthermore, the elastic device is a pressure spring.

A handle for a pot comprises a handle body, wherein a movable plate capable of moving back and forth along the handle body is arranged in the handle body, the front end of the movable plate penetrates through the handle body, a clamping piece is arranged at the front end of the movable plate, and an interlayer is formed between the clamping piece and the front end face of the handle body;

the handle body is also provided with a first elastic device acting on the moving plate, and under the action of the first elastic device, the moving plate has the tendency of moving forwards, so that the interlayer is wider;

the handle body is also provided with a driving mechanism for driving the moving plate to move backwards, and the driving mechanism drives the moving plate to move backwards to narrow the interlayer;

the handle body is also provided with a moving plate positioning mechanism which can move the moving plate backwards and then position the moving plate;

the driving mechanism comprises a shifting piece and a handle connected to the lower side of the handle body, the front part of the handle is rotatably connected to the handle body, the rear part of the handle is movably connected with the lower part of the shifting piece, the middle part of the shifting piece is rotatably connected to the handle body, and the upper part of the shifting piece is movably connected with the rear part of the moving plate;

the handle body is held by hand, after the handle is held, the handle rotates so that the rear part of the handle drives the stirring piece to rotate, and the upper part of the stirring piece stirs the moving plate to move backwards after the stirring piece rotates;

the movable plate positioning mechanism comprises an upper rack arranged on the movable plate and a positioning arm positioned below the movable plate, a lower rack matched with the upper rack is arranged on the positioning arm, the rear part of the positioning arm is rotatably connected to the handle body, the front part of the positioning arm is connected with the handle body through a second elastic device, and the positioning arm has a tendency of jacking under the action of the second elastic device, so that the upper rack and the lower rack are kept meshed;

the teeth on the upper rack and the lower rack are helical teeth, and when the helical teeth on the upper rack are meshed with the helical teeth on the lower rack, the movable plate can only move backwards and can not move forwards, so that the movable plate is positioned;

the handle body is also provided with a safety mechanism for releasing the positioning of the moving plate positioning mechanism on the moving plate, the safety mechanism comprises a button seat and a button positioned in the button seat, a first reset mechanism is arranged between the button and the button seat, the button can automatically reset after being pressed down under the action of the first reset mechanism, the button seat is also sleeved with a knob, the knob is connected with the button so that the knob is driven to rotate by the rotation of the knob, and the button can be positioned at a locking position or an unlocking position after being rotated;

the knob is also provided with a second positioning mechanism, the moving plate is provided with a blocking mechanism, and when the button of the safety mechanism is in a locking position, the blocking mechanism is not matched with the second positioning mechanism; when the moving plate moves backwards and the knob drives the button to rotate to the unlocking position, the second positioning mechanism is blocked by the blocking mechanism so that the knob is kept at the position;

a second reset mechanism is arranged between the knob and the button seat, and after the second positioning mechanism is disengaged from the blocking mechanism, the knob automatically resets under the action of the second reset mechanism;

when the button of the safety mechanism is located at the unlocking position, the button is pressed down to act on the lower rack, so that the lower rack is separated from the upper rack after the lower rack rotates, the movable plate is released from being positioned, the movable plate moves forwards, the blocking mechanism is separated from the second positioning structure, and the knob automatically resets under the action of the second resetting mechanism.

Furthermore, the second positioning mechanism comprises a positioning pin arranged on the knob, an elastic device is further arranged between the positioning pin and the knob, the positioning pin pops out under the action of the elastic device, a sliding opening corresponding to the positioning pin and used for the movement of the positioning pin is arranged on the handle body, and the positioning pin is positioned in the sliding opening;

after the moving plate moves backwards and the knob drives the button to rotate to the unlocking position, the positioning pin passes over the blocking mechanism and then is blocked by the blocking mechanism, so that the knob is kept at the position.

Furthermore, the blocking mechanism is a convex rib arranged on the upper surface of the moving plate.

Further, the rib has a slope facing the positioning pin at the initial position.

Further, a handle rotating shaft is arranged on the handle body, and the front part of the handle penetrates through the handle rotating shaft;

the lower part of the poking piece is provided with a through hole, the rear part of the handle is provided with a linkage shaft, and the linkage shaft penetrates into the through hole and is provided with a movable space;

the middle part of the stirring piece is rotatably connected to the handle body through a stirring rotating shaft, a shifting fork is arranged on the upper part of the stirring piece, a stirring hole is formed in the rear part of the moving plate, and the shifting fork extends into the stirring hole.

Further, the handle in be equipped with the spring fixed block, the spring fixed block be located the place ahead at movable plate rear portion, first resilient means be first extension spring, the front end hook of first extension spring be in the spring fixed block on, the rear end hook of first extension spring is in the rear portion of movable plate.

Furthermore, the second elastic device is a second tension spring, the front end of the second tension spring is hooked on the handle body, the rear end of the second tension spring is hooked on the front portion of the positioning arm, and the front end of the second tension spring is higher than the rear end of the second tension spring, so that the inclined second tension spring pulls the positioning arm to push up.

Furthermore, the lower rack is provided with a boss protruding upwards, and the boss penetrates through the moving plate upwards and corresponds to the button.

The utility model has the beneficial effects that: 1. the operation of the safety mechanism is very safe, and the misoperation condition can not be generated basically; 2. the shifting piece is driven by the handle to rotate to move the moving plate, the shifting piece rotates to have a lever effect, the stroke of the moving plate can be lengthened, and meanwhile, the positioning structure provided with the upper rack and the lower rack can also ensure the positioning of the moving plate in a larger stroke, so that the moving plate has larger moving distance and stronger adaptability, and a pot body with a larger wall thickness range can be used.

Drawings

Fig. 1 is a schematic structural view of a safety mechanism.

Fig. 2 is a bottom view of the safety mechanism.

Fig. 3 is a schematic view of the knob and button fit.

Fig. 4 is a bottom view of the knob and button assembly.

Figure 5 is a schematic view of the engagement of the button and the button receptacle when the button is in the locked position.

Fig. 6 is a schematic view of the structure of the button.

Fig. 7 is a schematic structural view of the button holder.

Fig. 8 is an exploded view of the knob and the locating pin of the knob.

Fig. 9 is an exploded view of the button base and knob.

Fig. 10 is a cross-sectional view of the safety mechanism.

Fig. 11 is a schematic structural view of the handle for the pot in an initial state.

Fig. 12 is an internal structure view of the pot handle in an initial state.

Fig. 13 is a further internal configuration view of the pot handle in the initial state.

FIG. 14 is a schematic view of the engagement of the handle body with the button, button receptacle, and detent pin.

Fig. 15 is a schematic view of the structure of the handle body.

Fig. 16 is a schematic structural view of the handle for the pot after the moving plate moves backwards when holding the pot.

Fig. 17 is an internal structure view of the handle for the pot after the moving plate moves backward when holding the pot.

Fig. 18 is a schematic structural view of the handle for the pot after the knob drives the button to rotate to unlock.

Fig. 19 is an internal structure view of the handle for the pot after the knob drives the button to rotate to unlock.

Fig. 20 is a schematic view showing the structure of the handle for the pot after the push button is pressed.

Fig. 21 is an internal structure view of the handle for the pot after the push button is pressed.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example one

1-10, a safety mechanism comprises a button seat 1 and a button 2 positioned in the button seat 1, wherein a first reset mechanism 3 is arranged between the button 2 and the button seat 1, and the button 2 can be automatically reset after being pressed down under the action of the first reset mechanism 3, and in the embodiment, the first reset mechanism 3 is a compressed spring which acts on the button 2 to make the button have a tendency of rising upwards.

The button seat 1 is also sleeved with a knob 4, the knob 4 is connected with the button 2 so that the knob 4 rotates to drive the button 2 to rotate, and the button 2 can be in a locking position or an unlocking position after rotating.

A first positioning mechanism is arranged between the button 2 and the button seat 1, and the button 2 cannot be pressed down under the limitation of the first positioning mechanism when the button 2 is in a locking position; when the button 2 is driven by the knob 4 to rotate to the unlocking position, the first positioning mechanism releases the limitation on the button 2, so that the button 2 can be pressed down. In this embodiment, the specific structural manner of the first positioning mechanism is as follows: the first positioning mechanism comprises a convex block 5 arranged on the button 2 and a positioning port arranged on the button seat 1, the positioning port comprises a vertical port 6 and a transverse port 7 which are communicated with each other, and the convex block 5 is positioned in the transverse port 7 when the button 2 is in a locking position, so that the transverse port 7 limits the downward movement of the button 2; when the button 2 is in the unlocked position, the projection 5 is located in the vertical opening 6 so that the button 2 can be depressed. In this embodiment, under the condition that the protrusion 5 is provided, the knob 4 drives the button 2 to rotate in the following specific manner: the knob 4 in be equipped with breach 8, lug 5 be located breach 8 in to the rotation of knob 4 can promote lug 5, and then drives button 2 rotatory, can also adopt other structural style to realize the drive of knob to the button between knob 4 and the button 2 certainly, for example directly pass through screw connection, threaded connection between the two with knob and button etc..

The knob 4 is further provided with a second positioning mechanism, and after the knob 4 drives the button 2 to rotate to the unlocking position, the second positioning mechanism is matched with an external mechanism (for example, the second positioning mechanism is blocked by the external mechanism) so that the knob 4 is kept at the position. In this embodiment, the second positioning mechanism includes a positioning pin 9 disposed on the knob 4, a third elastic device 10 is further disposed between the positioning pin 9 and the knob 4, and the third elastic device 10 may specifically adopt a compression spring, and the positioning pin 9 pops out under the action of the third elastic device 10. After the knob 4 drives the button 2 to rotate to the unlocking position, the positioning pin 9 passes over the outside mechanism and then is blocked by the outside mechanism, so that the knob 4 is kept at the unlocking position after rotating.

A second reset mechanism 11 is arranged between the knob 4 and the button seat 1, and after the second positioning mechanism is disengaged from an external mechanism, the knob 4 automatically resets under the action of the second reset mechanism 11. In this embodiment, the second reset mechanism 11 is a torsion spring, one end of the torsion spring is fixed to the button seat 1, and the other end of the torsion spring is fixed to the knob 4.

The safety mechanism can be applied to the handle for the detachable pot and can also be applied to other occasions.

Example two

Referring to fig. 1-21, a handle for a detachable pot comprises a handle body 12, a moving plate 13 capable of moving back and forth along the handle body 12 is arranged in the handle body 12, the front end of the moving plate 13 penetrates through the handle body 12, a clamping piece 14 is arranged at the front end of the moving plate 13, and an interlayer 15 is formed between the clamping piece 14 and the front end surface of the handle body 12.

The handle 12 is also provided with first elastic means 16 acting on the moving plate 13, under the action of which first elastic means 16 the moving plate 13 has a tendency to move forward, thus making the interlayer 15 wider. When the interlayer 15 is wider, the pot wall can be placed in the interlayer 15. In this embodiment, a spring fixing block 17 is disposed in the handle 12, the spring fixing block 17 is located in front of the rear portion of the moving plate 13, the first elastic device 16 is a first tension spring, the front end of the first tension spring is hooked on the spring fixing block 17, and the rear end of the first tension spring is hooked on the rear portion of the moving plate 13.

The handle body 12 is further provided with a driving mechanism for driving the moving plate 13 to move backwards, the driving mechanism drives the moving plate 13 to move backwards, the interlayer 15 is made to be narrow, the interlayer 15 can clamp the pot wall, and a flexible layer is preferably arranged on the clamping piece to avoid damaging the pot wall. When it is desired to remove the handle, the moving plate 13 is moved forward by the first elastic means 16, and the grip can be removed after the intermediate layer 15 is widened again.

The driving mechanism comprises a shifting piece 18 and a handle 19 connected to the lower side of the handle body 12, the front part of the handle 19 is rotatably connected to the handle body, the rear part of the handle 19 is movably connected with the lower part of the shifting piece 18, the middle part of the shifting piece 18 is rotatably connected to the handle body, and the upper part of the shifting piece 18 is movably connected with the rear part of the moving plate 13. In this embodiment, the handle body 12 is provided with a handle rotating shaft 20, and the front part of the handle 19 is arranged on the handle rotating shaft 20 in a penetrating way; a through hole 21 is formed in the lower part of the toggle piece 18, a linkage shaft 22 is arranged at the rear part of the handle 19, and the linkage shaft 22 penetrates into the through hole 21 and has a moving space; the middle part of the stirring part 18 is rotatably connected to the handle body through a stirring rotating shaft 23, a shifting fork 24 is arranged on the upper part of the stirring part 18, a stirring hole 25 is arranged on the rear part of the moving plate 13, and the shifting fork 24 extends into the stirring hole 25.

In operation, the handle body 12 is held by hand, after the handle 19 is pinched, the handle 19 rotates, so that the rear part of the handle drives the stirring piece 18 to rotate, and the shifting fork 24 on the upper part of the stirring piece 18 stirs the moving plate 13 to move backwards, so that the interlayer 15 becomes smaller. Of course, the toggle member 18 may also adopt other movable connection modes, for example, a pin is arranged on the upper part of the toggle member 18, a pin hole is arranged on the moving plate, and the pin penetrates into the pin hole; or a tooth hole can be arranged on the moving plate, and the shifting piece is made into a tooth shape to form gear and rack meshing transmission and the like.

The handle 12 is further provided with a moving plate positioning mechanism, and the moving plate positioning mechanism can move the moving plate 13 backwards and then position the moving plate so that the moving plate 13 is kept at the position after moving backwards, and the pot wall is ensured to be clamped.

In this embodiment, the moving plate positioning mechanism includes an upper rack 26 disposed on the moving plate 13 and a positioning arm 27 located below the moving plate 13, a lower rack 28 matched with the upper rack 26 is disposed on the positioning arm 27, a rear portion of the positioning arm 27 is rotatably connected to the handle body, a positioning arm rotating shaft 30 can be specifically set at the rear portion of the positioning arm 27, and the positioning arm rotating shaft 30 penetrates through the spring fixing block 17. The front part of the positioning arm 27 is connected to said handle body by second elastic means 29, the positioning arm 27 having a tendency to push upwards under the action of said second elastic means 29, so as to maintain the engagement between the upper 26 and lower 28 racks. In this embodiment, the second elastic device 29 is a second extension spring, the front end of the second extension spring is hooked on the handle body, specifically, the front end of the second extension spring is hooked on the handle rotating shaft 20, the rear end of the second extension spring is hooked on the front portion of the positioning arm 27, and the front end of the second extension spring is higher than the rear end of the second extension spring, so that the positioning arm 27 is pulled to be pushed up by the inclined second extension spring.

The teeth on the upper rack 26 and the lower rack 28 are helical teeth, and when the helical teeth on the upper rack 26 are meshed with the helical teeth on the lower rack 28, the movable plate can only move backwards and can not move forwards, so that the movable plate 13 is positioned after moving backwards.

The handle body 12 is further provided with a safety mechanism, and the safety mechanism is used for releasing the positioning of the moving plate positioning mechanism on the moving plate 13. The safety mechanism comprises a button seat 1 and a button 2 positioned in the button seat 1, wherein the button 2 acts on the lower rack 28 after being pressed down, so that the lower rack 28 is separated from the upper rack 26 after the lower rack 28 rotates, the positioning of the moving plate 13 is released, and the moving plate 13 can automatically move forwards under the action of the first elastic device 6. In this embodiment, the lower rack 28 is provided with a boss 31 protruding upward, and the boss 31 penetrates upward through the moving plate 13 and corresponds to the button 2, so that the button 2 can press the lower rack 28 in a short stroke.

A first reset mechanism 3 is arranged between the button 2 and the button seat 1, and the button 2 can be automatically reset after being pressed down under the action of the first reset mechanism 3, wherein the first reset mechanism 3 is a compression spring in the embodiment, and the compression spring acts on the button 2 to enable the button 2 to have a rising trend. The button seat 1 is also sleeved with a knob 4, the knob 4 is connected with the button 2 so that the knob 4 rotates to drive the button 2 to rotate, and the button 2 can be in a locking position or an unlocking position after rotating.

A first positioning mechanism is arranged between the button 2 and the button seat 1, and the button 2 cannot be pressed down under the limitation of the first positioning mechanism when the button 2 is in a locking position; when the button 2 is driven by the knob 3 to rotate to the unlocking position, the first positioning mechanism releases the limitation on the button 2, so that the button 2 can be pressed down. In this embodiment, the first positioning mechanism includes a protrusion 5 disposed on the button 2 and a positioning port disposed on the button seat 1, the positioning port includes a vertical port 6 and a horizontal port 7 which are communicated with each other, the protrusion 5 is located in the horizontal port 7 when the button 2 is in a locking position, and the horizontal port 7 restricts the downward movement of the button 2; when the button 2 is in the unlocked position, the projection 5 is located in the vertical opening 6 so that the button 2 can be depressed. Under the condition that the lug 5 is arranged, the knob 4 drives the button 2 to rotate in the following mode: the knob 3 is provided with a notch 8, and the lug 5 is positioned in the notch 8, so that the lug 5 is pushed after the knob 4 is rotated, and the button 2 is driven to rotate. Of course, the connection between the knob 4 and the button 2 may be other ways, such as a threaded connection, a screw connection, etc.

The knob 4 is also provided with a second positioning mechanism, the moving plate 13 is provided with a blocking mechanism, and when the button 2 of the safety mechanism is in a locking position, the blocking mechanism is not matched with the second positioning mechanism; when the moving plate 13 moves backward and the knob 4 drives the button 2 to rotate to the unlocking position, the second positioning mechanism is blocked by the blocking mechanism, so that the knob 4 is kept at the unlocking position. In this embodiment, the second positioning mechanism includes a positioning pin 9 disposed on the knob 4, a third elastic device 10 is further disposed between the positioning pin 9 and the knob 4, the third elastic device 10 usually adopts a compression spring, the positioning pin 9 pops out under the action of the third elastic device 10, the handle body 1 is provided with a sliding opening 32 corresponding to the positioning pin 9 and allowing the positioning pin 9 to move, and the positioning pin 9 is located in the sliding opening 32. After the moving plate 13 moves backwards and the knob 4 drives the button 2 to rotate to the unlocking position, the positioning pin 9 passes through the blocking mechanism and is blocked by the blocking mechanism, so that the knob 4 is kept at the position. The blocking mechanism in this embodiment is a rib 33 disposed on the upper surface of the moving plate 13, the rib 33 has an inclined surface 34 facing the positioning pin at the initial position (i.e. the position where the positioning pin has not passed over the rib), so that when the positioning pin 9 passes over the rib 33, the positioning pin 9 first rises under the action of the inclined surface 34 on the rib 33, and after passing over the rib 33, the positioning pin 9 automatically falls down and resets under the action of the third elastic device 10, and at this time, the positioning pin 9 is blocked by the rib 33, so that the knob 4 is positioned and cannot be rotated to the initial position.

A second reset mechanism 11 is arranged between the knob 4 and the button seat 1, and after the second positioning mechanism is disengaged from the blocking mechanism, the knob 4 automatically resets under the action of the second reset mechanism 11. In this embodiment, the second reset mechanism 11 is a torsion spring, one end of the torsion spring is fixed to the button seat 1, and the other end of the torsion spring is fixed to the knob 4. The situation that the second positioning mechanism is disengaged from the blocking mechanism is as follows: when the button 2 of the safety mechanism is in the unlocking position, the button 2 is pressed down and acts on the lower rack 28, so that the lower rack 28 is separated from the upper rack 26 after the lower rack 28 rotates, the positioning of the moving plate 13 is released, the moving plate 13 moves forwards, the convex rib 33 also moves forwards, the positioning pin 9 is not blocked any more, therefore, the positioning pin 9 is separated from the convex rib 33, and the knob 4 is also automatically reset under the action of the second resetting mechanism 11.

Claims

1. A safety mechanism comprises a button seat and a button positioned in the button seat, wherein a first reset mechanism is arranged between the button and the button seat, and the button can be automatically reset after being pressed down under the action of the first reset mechanism, and the safety mechanism is characterized in that: the button seat is sleeved with a knob, the knob is connected with the button so that the knob is rotated to drive the button to rotate, and the button can be positioned at a locking position or an unlocking position after being rotated;

2. The safety mechanism of claim 1, wherein: the first positioning mechanism comprises a convex block arranged on the button and a positioning opening arranged on the button seat;

3. The safety mechanism of claim 2, wherein: the knob is provided with a notch, the lug is positioned in the notch, and the knob can rotate to drive the button to rotate.

4. The safety mechanism of claim 1, wherein: the second positioning mechanism comprises a positioning pin arranged on the knob, an elastic device is further arranged between the positioning pin and the knob, and the positioning pin is popped up under the action of the elastic device.

5. The safety mechanism of claim 1, wherein: the first reset mechanism is a pressure spring, the second reset mechanism is a torsion spring, one end of the torsion spring is fixed on the button seat, and the other end of the torsion spring is fixed on the knob.

6. The safety mechanism of claim 4, wherein: the elastic device is a pressure spring.

7. A handle for a pot comprises a handle body, wherein a movable plate capable of moving back and forth along the handle body is arranged in the handle body, the front end of the movable plate penetrates through the handle body, a clamping piece is arranged at the front end of the movable plate, and an interlayer is formed between the clamping piece and the front end face of the handle body;

the method is characterized in that: the driving mechanism comprises a shifting piece and a handle connected to the lower side of the handle body, the front part of the handle is rotatably connected to the handle body, the rear part of the handle is movably connected with the lower part of the shifting piece, the middle part of the shifting piece is rotatably connected to the handle body, and the upper part of the shifting piece is movably connected with the rear part of the moving plate;

8. The handle for a pot as claimed in claim 7 wherein: the first positioning mechanism comprises a convex block arranged on the button and a positioning opening arranged on the button seat;

9. The handle for a pot as claimed in claim 8 wherein: the knob is provided with a notch, the lug is positioned in the notch, and the knob can rotate to drive the button to rotate.

10. The handle for a pot as claimed in claim 7 wherein: the second positioning mechanism comprises a positioning pin arranged on the knob, an elastic device is further arranged between the positioning pin and the knob, the positioning pin pops out under the action of the elastic device, a sliding opening corresponding to the positioning pin and used for the movement of the positioning pin is formed in the handle body, and the positioning pin is positioned in the sliding opening;

11. The handle for a pot as claimed in claim 10 wherein: the blocking mechanism is a convex rib arranged on the upper surface of the moving plate.

12. The handle for a pot as claimed in claim 11 wherein: the convex rib is provided with an inclined surface facing the positioning pin at the water outlet position.

13. The handle for a pan as defined in any one of claims 7 to 12, wherein: the handle body is provided with a handle rotating shaft, and the front part of the handle is arranged on the handle rotating shaft in a penetrating way;

14. The handle for a pan as defined in any one of claims 7 to 12, wherein: the handle in be equipped with the spring fixed block, the spring fixed block be located the place ahead at movable plate rear portion, first resilient means be first extension spring, the front end hook of first extension spring be in the spring fixed block on, the rear end hook of first extension spring is in the rear portion of movable plate.

15. The handle for a pan as defined in any one of claims 7 to 12, wherein: the second elastic device is a second tension spring, the front end of the second tension spring is hooked on the handle body, the rear end of the second tension spring is hooked on the front portion of the positioning arm, the front end of the second tension spring is higher than the rear end of the second tension spring, and therefore the inclined second tension spring pulls the positioning arm to push up.

16. The handle for a pan as defined in any one of claims 7 to 12, wherein: the lower rack is provided with a boss protruding upwards, and the boss penetrates through the moving plate upwards and corresponds to the button.