CN217137591U - Anti-sticking type pot lid - Google Patents

Abstract

The utility model relates to the technical field of electric heating kettles, and discloses an anti-blocking kettle cover, which comprises an upper cover and a lower cover, wherein a cover opening button is arranged at the center of the upper cover in a vertical lifting way, a lock catch which can be completely retracted into the lower cover or partially extended out of the lower cover is guided and slid in the lower cover, the retraction of the lock catch is controlled by the cover opening button, the extension of the lock catch is controlled by a reset mechanism, a first anti-jamming mechanism is arranged between the lock catch and the lower cover, the first anti-jamming mechanism comprises a plurality of matched sliding ribs which are convexly arranged on the lower cover along the telescopic direction of the lock catch at intervals and are vertical to the telescopic direction of the lock catch and strip-shaped ribs which are arranged on the lower end surface of the lock catch along the telescopic direction of the lock catch and are in sliding fit with the matched sliding ribs, this pot lid reduces frictional force through reducing the area of contact between hasp and the lower cover, improves the smoothness nature when the hasp contracts, reduces the hasp and contracts and take place the probability of jam even card dead phenomenon.

Description

Anti-sticking type pot lid

Technical Field

The utility model relates to an electric kettle technical field specifically is an anti-sticking type pot lid.

Background

As a common water-containing heating container, the electric kettle has the advantages of quick heating, safety, reliability, simple use and convenient carrying, and becomes a small household appliance with high use frequency in household life. An electric kettle generally comprises a kettle cover, a kettle body, a handle, a heating device arranged below the kettle body and a base electrically coupled with the heating device.

The common structure of the pot cover of the existing electric kettle is a one-key cover, the cover opening mode is that the cover opening mode is arranged on a handle at the side edge, and the cover opening mode is also arranged in the middle of the pot cover, when a button for opening the cover is arranged in the middle of the pot cover, the structure of the pot cover can refer to the electric kettle disclosed in Chinese patent with the publication number of CN210169751U, the electric kettle comprises the pot cover, the pot cover comprises an upper cover and a lower cover, the upper cover is provided with a cover opening button capable of sliding up and down in the upper cover, the lower cover is provided with a lock catch, a guide groove and a reset piece, the cover opening button is provided with a driving part, the driving part comprises a front driving part and a rear driving part, the front driving part and the rear driving part are distributed back and forth along the length direction of the guide groove, the lock catch is provided with a driving block abutting against the driving part, the driving block comprises a front driving block corresponding to the front driving part and a rear driving block corresponding to the rear driving part, when the cover opening button is pressed downwards, the driving part pushes the lock catch to slide in the guide groove, so that the lock catch is separated from the kettle body; when the lid opening button is loosened, the reset piece enables the lock catch to reset so that the lock catch locks the kettle body.

In the structure, the contact area between the bottom of the lock catch and the bottom of the lower cover is the area of the bottom of the whole lock catch, so that the friction area between the lock catch and the lower cover is too large, and the phenomenon of jamming or even jamming can occur in the resetting process.

SUMMERY OF THE UTILITY MODEL

To the area of contact that slides between hasp and the pot lid among the prior art big, easily take place the jam and set up the dead phenomenon of card, the utility model aims to provide a can improve anti-sticking type pot lid of smoothness nature that slides.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-sticking type pot lid, including upper cover and lower cover, the vertical lift in upper cover center is provided with an uncapping button, the direction slides in the lower cover has one can all retract in the lower cover or the local hasp that stretches out the lower cover outside, the retraction of hasp is controlled by the uncapping button, stretching out of hasp is controlled by a canceling release mechanical system, be provided with first anti-sticking mechanism between hasp and lower cover, first anti-sticking mechanism includes on the lower cover along the protruding cooperation of establishing a plurality of perpendicular to hasp flexible directions of hasp of the flexible direction interval slide the muscle and in the hasp under the terminal surface extend the setting along the flexible direction of hasp with the cooperation slide the muscle complex strip muscle.

By adopting the scheme, the first anti-jamming mechanism is arranged between the lock catch and the lower cover, so that the contact area between the lower end of the lock catch and the lower cover is changed from the large-scale surface-to-surface contact between the bottom surface of the original whole lock catch and the bottom surface of the lower cover into the small-area contact between the strip-shaped rib at the bottom of the lock catch and the matched sliding rib convexly arranged on the lower cover, the friction force can be obviously reduced, the smoothness of the lock catch when retracting is improved, and the probability of jamming and even jamming of the lock catch when retracting is reduced.

Further, be provided with direction anti-sticking mechanism between lower cover and hasp, direction anti-sticking mechanism includes and covers the protruding direction rib of sliding of establishing and hasp lateral wall laminating along the flexible direction interval of hasp in the both sides of hasp on the lower cover.

By adopting the scheme, the contact area between the guide sliding rib and the lock catch side wall is reduced to the area of the guide sliding rib side wall from the area of the original lock catch side wall, and the contact area is obviously reduced, so that the friction force between the guide sliding rib and the lock catch side wall is reduced.

Furthermore, a groove for partially placing the lower end of the lock catch is formed in the lower cover in a recessed mode, the bottom of the groove is provided with the matched sliding rib, and the side wall of the groove is provided with the guide sliding rib.

By adopting the scheme, the grooves can support the guide sliding ribs, so that the deformation resistance of the guide sliding ribs is improved.

Further, canceling release mechanical system includes along the sunken first logical groove of the flexible direction of hasp on the hasp, cover under and vertically protruding establish with first logical groove alternate complex fixed block and the first logical groove near the hasp one end and the fixed block that stretch out the direction set up order about the hasp local stretch out to the outer first elasticity of lower cover that resets between the fixed block.

By adopting the scheme, the reset force of the first elastic reset piece can drive the lock catch to move towards the retraction direction and keep the state that the lock catch is completely retracted into the lower cover.

Further, be provided with between uncap button and hasp and order about the actuating mechanism in the hasp is whole to be drawn back to the lower cover, actuating mechanism includes and leads to the groove in the sunken second of the flexible direction of hasp in first logical groove one side or both sides on the hasp, keep away from the cooperation inclined plane that the one end downward sloping that the hasp extended direction set up and in the drive block of uncap button lower extreme downwardly extending in the second leads to the groove one end of hasp extended direction to being close to its extended direction, the lateral wall setting of drive block is when uncap button does not receive the extrusion with the drive inclined plane of cooperation inclined plane laminating to the top to the side.

By adopting the scheme, the cover opening button is pressed, the driving inclined plane on the driving block is matched with the matching inclined plane on the lock catch, the vertical descending of the driving block can drive the lock catch to gradually retract until the lock catch is completely retracted into the lower cover, and at the moment, the first elastic resetting piece is in a compression state.

Furthermore, the first through grooves are formed in the center of the lock catch, the second through grooves are symmetrically formed in two sides of the first through grooves, the two rows of matched sliding ribs are symmetrically arranged, and strip-shaped ribs matched with the sliding ribs are formed at the bottoms of the groove walls of the second through grooves.

Adopt above-mentioned scheme, the cooperation muscle that slides sets up two rows and two strip muscle cooperations that the hasp bottom formed, makes the concertina movement of hasp more stable, should set up the probability that can further reduce the hasp motion and take place the jam or the dead phenomenon of card.

Further, a second anti-jamming mechanism is arranged between the bottom of the groove and the lock catch, and the second anti-jamming mechanism comprises a balance sliding rib which is convexly arranged at the center of the bottom of the groove and matched with one end, far away from the extending direction of the lock catch, of the first through groove.

Adopt above-mentioned scheme, the balanced rib that slides is located whole hasp intermediate position, can further improve the stability of hasp motion after cooperating with the hasp, further reduces the probability that the hasp motion takes place the jam or the dead phenomenon of card.

Furthermore, be provided with the guiding mechanism who orders about the vertical direction lift of uncap button between uncap button and lower cover, guiding mechanism includes the guide block that extends in the both sides level of uncap button perpendicular to hasp flexible direction and covers under in the vertical protruding direction muscle of establishing in the at least both sides of guide block.

By adopting the scheme, the guide ribs are matched with the guide blocks, so that a vertical guide effect can be provided for the guide blocks, the contact area between the guide ribs and the guide blocks is small, the smoothness of resetting of the cover opening button can be improved, and the cover opening button is prevented from being reset to generate jamming or jamming.

Further, a second elastic reset piece for driving the cover opening button to be in a rising state is arranged between the cover opening button and the lower cover.

By adopting the scheme, the second elastic resetting piece is arranged to further improve the ascending resetting success rate of the cover opening button, and the phenomenon that the cover opening button is blocked or deadly due to resetting is avoided.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. set up first anti-sticking mechanism between hasp and lower cover, set up the cooperation promptly on the lower cover and slide the strip muscle cooperation on muscle and the hasp, show the area of contact who reduces between hasp bottom and the lower cover, reduce frictional force between the two, improve the smoothness nature when the hasp contracts, reduce the hasp and contract and take place the probability of jam even card dead phenomenon.

2. The guide sliding rib is additionally arranged on the lower cover, so that the contact area between the side wall of the lock catch and the lower cover is obviously reduced, the friction force between the side wall of the lock catch and the lower cover is reduced, and the probability of jam or even dead jam of the lock catch during retraction is reduced.

3. Add the balanced muscle that slides on the lower cover, it is located whole hasp intermediate position, can further improve the stability of hasp motion after cooperating with the hasp, further reduces the hasp motion and takes place the probability of jam or card dead phenomenon.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a front view of a locking-proof pot lid in the present embodiment;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a cross-sectional view B-B of FIG. 2;

fig. 4-5 are exploded views of an anti-sticking lid of the present embodiment;

fig. 6 is an isometric view of the latch of this embodiment.

In the figure: 1. an upper cover; 101. a yielding groove; 2. a lower cover; 3. locking; 301. a first through groove; 302. a second through groove; 303. a mating bevel; 304. a strip-shaped rib; 4. a cover opening button; 401. a limiting ring; 402. a drive block; 403. a guide block; 5. a groove; 6. a guide rib; 7. a fixed block; 8. a first elastic reset member; 9. a second elastic reset piece; 10. matching with a sliding rib; 11. guiding a sliding rib; 12. balancing the sliding rib.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Examples

An anti-blocking kettle lid is disclosed, referring to fig. 1-6, comprising an upper lid 1 and a lower lid 2 which are mutually buckled, wherein a yielding groove 101 is arranged at the center of the upper lid 1, an uncovering button 4 is vertically arranged on the yielding groove 101 in a lifting manner, a limiting ring 401 which prevents the uncovering button 4 from completely extending out of the upper lid 1 is arranged on the uncovering button 4, a lock catch 3 which can be completely retracted into the lower lid 2 or partially extends out of the lower lid 2 is arranged in the lower lid 2 in a sliding manner in a guiding manner, an opening is arranged on the outer annular wall of the lower lid 2, one end of the lock catch 3 close to the opening is a lock tongue which can extend out of the opening, the retraction of the lock catch 3 is controlled by the uncovering button 4, the extension of the lock catch 3 is controlled by a reset mechanism, the reset mechanism comprises a first through groove 301 which is sunken along the telescopic direction of the lock catch 3, a fixed block 7 which is vertically and convexly arranged on the lower lid 2 and is penetrated and matched with the first through groove 301, and a fixed block 3 arranged between one end of the first through groove 301 close to the extending out direction of the lock catch 3 and the fixed block 7 is locally extended to drive the lower cover to extend out to drive the lower part to drive the fixed block 3 The outer first elasticity of lid 2 resets 8, and first elasticity resets 8 and is a spring, and the protruding reference column that supplies first elasticity to reset 8 covers of establishing that is equipped with in the one end that first logical groove is close to fixed block 7, and fixed block 7 is close to one side of reference column and caves in and has the cooperation groove that can supply 8 tip embedding of first elasticity to reset and butt.

A driving mechanism for driving the latch 3 to be completely retracted into the lower cover 2 is arranged between the lid opening button 4 and the latch 3, as shown in fig. 4-5, the driving mechanism includes a second through groove 302 recessed along the extension direction of the latch 3 on one side or both sides of the first through groove 301 on the latch 3, a matching inclined plane 303 disposed at one end of the second through groove 302 far away from the extension direction of the latch 3 and inclined downwards towards the end close to the extension direction, and a driving block 402 extending downwards at the lower end of the lid opening button 4, the side wall of the driving block 402 is provided with a driving inclined plane which is attached to the upper side of the matching inclined plane 303 when the lid opening button 4 is not pressed, be provided with between uncap button 4 and lower cover 2 and order about uncap button 4 and be in the second elasticity that rises the state and reset 9, second elasticity resets 9 and is one big-end-up's spring that is frustum form, and the both ends that second elasticity resets 9 cooperate with lower cover 2 and the 4 elasticity butt of uncap button respectively.

In order to reduce the probability of jamming or dead lock in the process of extending and retracting the lock tongue, as shown in fig. 4-5, a groove 5 for the lower end of the lock catch 3 to be partially placed is recessed on the lower cover 2, a first anti-jamming mechanism is arranged between the lock catch 3 and the groove 5, the first anti-jamming mechanism comprises a plurality of matched sliding ribs 10 which are convexly arranged on the lower cover 2 along the telescopic direction of the lock catch 3 at intervals and are vertical to the telescopic direction of the lock catch 3, and strip-shaped ribs 304 which are arranged on the lower end surface of the lock catch 3 along the telescopic direction of the lock catch 3 and are in sliding fit with the matched sliding ribs 10, as shown in a combined figure 6, the bottom of the groove wall of the second through groove 302 is directly formed with a strip rib 304 matched with the matched sliding rib 10, in order to increase the stability of the movement, the first through groove is disposed in the center of the latch 3, the second through grooves 302 are symmetrically disposed on two sides of the first through groove, and two rows of the sliding ribs 10 are symmetrically disposed.

In order to further improve anti-sticking performance, be provided with second anti-sticking mechanism between recess 5 bottom and hasp 3, second anti-sticking mechanism includes that the protruding one end complex balanced muscle 12 of sliding of 3 orientation of keeping away from of hasp in the recess 5 bottom center with first logical groove of establishing, because balanced muscle 12 of sliding is located whole hasp 3 intermediate position, with the cooperation of first logical groove tip bottom surface, area of contact not only can be reduced, can also improve the stability of 3 movements of hasp, thereby further reduce 3 movements of hasp and take place the probability of the jam or the dead phenomenon of card.

In order to further improve the anti-jamming performance, referring to fig. 5, a guiding anti-jamming mechanism is arranged between the groove 5 and the lock catch 3, the guiding anti-jamming mechanism comprises a guiding sliding rib 11 which is arranged on the side walls of the two sides of the groove 5 in a protruding mode along the telescopic direction of the lock catch 3 at intervals and is attached to the side wall of the lock catch 3, the contact area between the guiding sliding rib 11 and the lock catch 3 is changed into the area of the side wall of the guiding sliding rib 11 from the size of the side wall of the lock catch 3, the area is obviously reduced, and therefore the friction force of the part is reduced.

In order to further improve the anti-jamming performance, a guide mechanism for driving the uncapping button 4 to vertically guide to ascend and descend is arranged between the uncapping button 4 and the lower cover 2, as shown in fig. 3-4, the guide mechanism comprises guide blocks 403 horizontally extending on two sides of the uncapping button 4 perpendicular to the telescopic direction of the lock catch 3 and guide ribs 6 vertically and convexly arranged on at least two sides of the guide blocks 403 on the lower cover 2, in the embodiment, three guide ribs 6 are matched with each guide block 403, the three guide ribs 6 are distributed in a triangular form, the contact area of the uncapping button 4 and the guide ribs is reduced while the longitudinal guide effect of the uncapping button 4 is provided, and therefore the probability of jamming or jamming is reduced.

Through setting up first anti-sticking mechanism, second anti-sticking mechanism, direction anti-sticking mechanism and guiding mechanism, when playing the guide effect, reduce the area of contact between hasp 3 and the lower cover 2, improve the smoothness nature of hasp 3 motion through the mode that reduces frictional force, avoid it to appear jamming or the dead phenomenon of card at flexible in-process.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides an anti-sticking type pot lid, includes upper cover (1) and lower cover (2), and the vertical lift in upper cover (1) center is provided with one and uncaps button (4), and the direction slides in lower cover (2) has one can all retract in lower cover (2) or local hasp (3) of stretching out the lower cover (2) outside, and the retraction of hasp (3) is controlled by uncap button (4), and stretching out of hasp (3) is controlled by a canceling release mechanical system, its characterized in that: be provided with first anti-sticking mechanism between hasp (3) and lower cover (2), first anti-sticking mechanism includes on lower cover (2) along the protruding cooperation of establishing of the flexible direction interval of hasp (3) a plurality of perpendicular to hasp (3) that establish of hasp (3) muscle (10) that slides and under hasp (3) terminal surface along hasp (3) flexible direction extend set up with cooperation muscle (10) strip muscle (304) that slides complex slide.

2. The anti-sticking type pot lid as claimed in claim 1, wherein: be provided with direction anti-sticking mechanism between lower cover (2) and hasp (3), direction anti-sticking mechanism includes on lower cover (2) along protruding direction interval protruding direction with hasp (3) lateral wall laminating direction rib (11) of sliding of hasp (3) of establishing of hasp (3) in the both sides of hasp (3).

3. The anti-sticking type pot lid as claimed in claim 2, wherein: sunken one have one can supply hasp (3) lower extreme local recess (5) of putting into on lower cover (2), the bottom of recess is provided with the cooperation muscle of sliding is provided with on the lateral wall of recess the direction muscle of sliding.

4. The anti-sticking type pot lid of claim 3, wherein: the resetting mechanism comprises a first through groove (301) which is recessed along the telescopic direction of the lock catch (3) on the lock catch (3), a fixing block (7) which is vertically and convexly arranged on the lower cover (2) and is penetrated and matched with the first through groove (301), and a first elastic resetting piece (8) which is arranged between one end of the first through groove close to the extending direction of the lock catch (3) and the fixing block (7) and locally extends out of the lower cover (2) and drives the lock catch (3).

5. The anti-sticking type pot lid of claim 4, wherein: be provided with between cap opening button (4) and hasp (3) and order about actuating mechanism in hasp (3) all retraction lower cover (2), actuating mechanism includes on hasp (3) in the sunken second logical groove (302) of hasp (3) flexible direction in first logical groove one side or both sides, keep away from cooperation inclined plane (303) that hasp (3) extending direction's one end downward sloping set up and in cap opening button (4) lower extreme downwardly extending's drive block (402) of cooperation inclined plane (303) and in cap opening button (4) one end downward sloping set up of its extending direction in second logical groove (302), the lateral wall setting of drive block (402) is the drive inclined plane of laminating with cooperation inclined plane (303) oblique top when cap opening button (4) do not receive the extrusion.

6. The anti-sticking type pot lid as claimed in claim 5, wherein: the first through groove is formed in the center of the lock catch (3), the second through grooves (302) are symmetrically formed in two sides of the first through groove, two rows of matched sliding ribs (10) are symmetrically arranged, and strip-shaped ribs (304) matched with the sliding ribs (10) in a matched mode are formed at the bottoms of the groove walls of the second through grooves (302).

7. The anti-sticking type pot lid of claim 4, wherein: a second anti-jamming mechanism is arranged between the bottom of the groove (5) and the lock catch (3), and the second anti-jamming mechanism comprises a balance sliding rib (12) which is convexly arranged at the center of the bottom of the groove (5) and is matched with one end of the first through groove, which is far away from the extending direction of the lock catch (3).

8. The anti-sticking type pot lid as claimed in claim 1, wherein: a guide mechanism for driving the uncapping button (4) to vertically guide and lift is arranged between the uncapping button (4) and the lower cover (2), and the guide mechanism comprises guide blocks (403) which horizontally extend on two sides of the uncapping button (4) perpendicular to the telescopic direction of the lock catch (3) and guide ribs (6) which are vertically and convexly arranged on at least two sides of the guide blocks (403) on the lower cover (2).

9. The anti-sticking type pot lid as claimed in claim 8, wherein: a second elastic reset piece (9) for driving the uncapping button (4) to be in a rising state is arranged between the uncapping button (4) and the lower cover (2).

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