CN107019421B - Household appliance heat preservation cover plate neglected loading prevention structure assembly and household appliance - Google Patents
Household appliance heat preservation cover plate neglected loading prevention structure assembly and household appliance Download PDFInfo
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- CN107019421B CN107019421B CN201710318253.7A CN201710318253A CN107019421B CN 107019421 B CN107019421 B CN 107019421B CN 201710318253 A CN201710318253 A CN 201710318253A CN 107019421 B CN107019421 B CN 107019421B
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- household appliance
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- heat preservation
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/0804—Locking devices
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/06—Lids or covers for cooking-vessels
- A47J36/10—Lid-locking devices
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention relates to a neglected loading prevention structure component of a heat preservation cover plate of a household appliance and the household appliance. The household appliance comprises a surface cover, a heat-insulating cover plate and a body, wherein the heat-insulating cover plate is arranged on the inner side of the surface cover, and the surface cover is positioned at the upper end of the body; the anti-leak assembly of the heat-preservation cover plate comprises a main body piece and a first biasing piece, wherein the main body piece is arranged on the surface cover, the first biasing piece is used for applying a biasing force to the main body piece, when the heat-preservation cover plate is correctly installed, the heat-preservation cover plate pushes the main body piece to move to a first position against the biasing force of the first biasing piece, and the surface cover can be correctly closed at the first position; when the heat-preservation cover plate is not installed, the main body piece returns to the second position under the action of the first biasing piece, and the surface cover cannot be covered at the second position. The anti-leakage device is simple in structure, small in occupied space, convenient to manufacture and assemble and good in reliability.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a neglected loading prevention structural assembly of a heat preservation cover plate of a household appliance and the household appliance with the structural assembly.
Background
At present, electric rice cooker, pressure cooker class domestic appliance generally comprises upper cover and body, the upper cover generally all designs the automatic structure of uncapping for having the hinge, for the convenience of wash the rice water that leaves over after cooking, the design of face lid the inside has detachable heat preservation apron, make the user all can tear down the sanitization with heat preservation apron after using at every turn, nevertheless can lead to heat preservation apron neglected loading sometimes after the washing, can make the rice water spill over like this or sealed not tight wait unusual the condition of cooking take place, consequently this kind of domestic appliance generally all is provided with heat preservation apron leak protection mechanism. The existing anti-leakage mechanism of the heat-insulating cover plate is complex in structure, low in assembly efficiency, poor in reliability, easy to damage, poor in practicability due to the defects that parts are more and not easy to clean and the like.
Disclosure of Invention
In view of this, the invention aims to provide a neglected loading prevention structural assembly of a heat preservation cover plate of a household appliance, which has a simple structure, is convenient to operate and is reliable to use, and the household appliance provided with the structural assembly.
According to a first aspect of the present invention, there is provided a thermal cover plate neglected loading prevention structure component for a household appliance, the household appliance comprising a surface cover, a thermal cover plate and a body, the thermal cover plate being installed inside the surface cover, the surface cover being located at an upper end of the body, the thermal cover plate neglected loading prevention structure component comprising a main body member and a first biasing member, the main body member being disposed on the surface cover, the first biasing member being configured to apply a biasing force to the main body member, when the thermal cover plate is correctly installed, the thermal cover plate pushing the main body member to move to a first position against the biasing force of the first biasing member, and in the first position, the surface cover can be correctly closed; when the heat-preservation cover plate is not installed, the main body piece returns to the second position under the action of the first biasing piece, and the surface cover cannot be covered at the second position.
Preferably, the main part piece includes first hook portion and cooperation portion, domestic appliance heat preservation apron neglected loading structure subassembly still includes the latch hook, the latch hook sets up on the body, first hook portion be used for with the latch hook carries out the interlock, cooperation portion be used for with heat preservation apron cooperatees.
Preferably, the heat-insulating cover plate is provided with a jacking structure, and the matching part is used for matching with the jacking structure.
Preferably, the main body further comprises a first rotating part, the first rotating part and the first hooking part are arranged at a certain distance in the vertical direction, and the first hooking part can rotate along with the first rotating part.
Preferably, the face cover includes an inner cover and an outer cover, and a support structure is provided on the inner cover, the support structure being configured to support the first rotating portion, the first rotating portion being rotatable with respect to the support structure.
Preferably, a first rotating shaft is arranged between the supporting structure and the first rotating part, the supporting structure is used for supporting the first rotating shaft, the first rotating shaft is fixedly installed on the first rotating part, and the first rotating shaft can rotate around the axis of the first rotating shaft relative to the supporting structure; alternatively, the first and second electrodes may be,
the first rotating shaft is arranged on the supporting structure, and the first rotating part can rotate around the axis of the first rotating shaft relative to the first rotating shaft.
Preferably, the first biasing member is a torsion spring or a coil spring.
Preferably, a first spring positioning structure is further disposed on the main body member for positioning one end of the coil spring, and the first spring positioning structure is located on a radially inner side of the main body member.
Preferably, a limiting part is further arranged on the main body part, and the limiting part is used for limiting the rotation range of the main body part.
Preferably, the limiting part is located between the first hooking part and the first rotating part and located on a side surface of the main body part on the radial outer side
Preferably, the latch hook includes a second hooking portion for engaging with the first hooking portion.
Preferably, the locking hook further comprises a second rotating portion, a second rotating shaft is arranged on the second rotating portion, and the second rotating portion can rotate around the axis of the second rotating shaft.
Preferably, the neglected loading prevention structure assembly of the heat preservation cover plate of the household appliance further comprises a second biasing member, and when the first hooking part is in the occlusion position, the second biasing member applies a biasing force to the locking hook to enable the locking hook to move towards the occlusion position.
According to a second aspect of the present invention, there is provided a household appliance comprising a surface cover, a heat-insulating cover plate and a body, wherein the heat-insulating cover plate is installed on the inner side of the surface cover, the surface cover is located at the upper end of the body, and one side of the surface cover is fixed at the upper end of the body, wherein the household appliance heat-insulating cover plate neglected loading prevention structural assembly is provided.
Preferably, the household appliance is an electric cooker or an autoclave.
In the anti-neglected loading structure assembly of the heat preservation cover plate of the household appliance, the main body part and the lock hook can be engaged and separated through the matching of the first hooking part and the second hooking part, the matching of the matching part and the jacking structure and the action of the biasing force of the first biasing piece, so that the aim of preventing the heat preservation cover plate from being neglected loaded is fulfilled. The main body part is of an integral structure, the first hooking part and the matching part are both positioned on the main body part, the occupied space is small, the structure is simple, multiple functions of covering the face cover and preventing the neglected installation of the heat-insulating cover plate can be realized simultaneously through a small amount of matching relations, simple structures and a small amount of parts, the manufacture and the assembly are very convenient, the reliability is very good, and the wide applicability is realized; the biasing part is a spring or a torsional spring, so that materials are convenient to obtain, and the cost is reduced; meanwhile, the spring is fixed by the boss, so that the spring is easy to fix and assemble, has strong reliability, compact structure and small occupied space, and can be widely applied to household electric appliance products such as electric cookers, pressure cookers and the like with different capacities.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of embodiments of the present invention with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of the opening of the inner cover when the insulation cover plate of the neglected loading prevention structure component of the insulation cover plate of the household appliance is correctly installed;
FIG. 2 is a partial cross-sectional view of a normal cover of the cover plate when the cover plate of the neglected-loading prevention structure assembly for the heat-insulating cover plate of the household appliance is correctly installed;
FIG. 3 is a partial cross-sectional view showing that the cover cannot be closed when the heat-insulating cover plate of the neglected loading prevention structure component of the heat-insulating cover plate of the household appliance is neglected loading;
FIG. 4 is a partial cross-sectional view of the anti-neglected loading structure of the thermal insulation cover plate when the thermal insulation cover plate of the face cover of the thermal insulation cover plate anti-neglected loading structure component of the household appliance of the present invention is correctly installed;
FIGS. 5a and 5b are perspective views of the main body member of the neglected loading prevention structure component of the heat preservation cover plate of the household appliance of the present invention;
FIG. 6 is a perspective view of the support structure on the inner cover of the inventive neglected-loading prevention structure assembly for a thermal cover plate of a household appliance;
fig. 7a and 7b are perspective views of the latch hook in the anti-neglected mounting structure component of the heat preservation cover plate of the household appliance.
Detailed Description
Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. In the various figures, like elements are identified with the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale. Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including but not limited to".
In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the present application, the radial direction of the insulating cover plate shown in fig. 1 is taken as the radial direction in the present application, and the "radially inner side" refers to a side facing the longitudinal center line of the household electrical appliance having a sealed heating structure such as an electric cooker or a pressure cooker in the radial direction, and the "radially outer side" refers to a side facing away from the longitudinal center line of the household electrical appliance having a sealed heating structure such as an electric cooker or a pressure cooker in the radial direction.
As shown in fig. 1 to 3, a household appliance having a sealed heating structure, such as an electric rice cooker or a pressure cooker, generally includes a cover 1, a heat-insulating cover 2 and a body 3. One side of the face cover 1 is fixed on the upper end of the body 3, and the upper end opening of the body 3 can be opened or closed. As shown in fig. 1 to 4, the face cover 1 includes an outer cover 11 and an inner cover 12, and the insulating cover plate 2 is mounted on an axially inner side of the inner cover 12, i.e., a side facing the body 3. The heat-insulating cover plate 2 is provided with a jacking structure 21, and the jacking structure 21 can abut against the heat-insulating cover plate neglected loading prevention structure 4 to realize the positioning of the heat-insulating cover plate neglected loading prevention structure 4 at the first position (the specific structure is described in detail later).
As shown in fig. 2-4 and fig. 5a and 5b, the thermal cover plate neglected loading prevention structure 4 includes a main body 41 and a first biasing member 42 disposed on the cover plate 1, the first biasing member 42 can apply a biasing force to the main body 41, when the thermal cover plate 2 is correctly mounted, the abutting structure 21 abuts against the main body 41, the main body 41 is pushed to move the main body 41 to a first position against the biasing force of the first biasing member 42, and at this time, the cover plate 1 can be correctly covered on the body 3; when the insulation cover plate 2 is neglected to be installed, the main body part 41 returns to the second position under the action of the first biasing part 42, and the surface cover 1 can not be covered at the second position.
In a preferred embodiment, the body member 41 includes a first hooking portion 411 and an engaging portion 413. Domestic appliance heat preservation apron leak protection dress structural component in this application still includes latch hook 51, and latch hook 51 sets up on body 3, and under the assembled state, first portion 411 that articulates is located the lower extreme of main part 41, and first portion 411 that articulates is used for carrying out the interlock with latch hook 51. The first hooking portion 411 has two positions in the radial direction: a first position located at the radial outer side and a second position located at the radial inner side, wherein in the first position, the first hooking part 411 can be meshed with the locking hook 51, and the face cover 1 can be normally covered; in the second position, the first hooking portion 411 cannot engage with the locking hook 51, and the face cover 1 cannot be closed.
The engaging portion 413 is used for engaging with the pressing structure 21 of the thermal cover 2 to position the first hooking portion 411 at the first position. When the heat-insulating cover plate 2 is correctly installed, the end of the abutting structure 21 abuts against the matching part 413, so that the main body 41 abuts against the matching part 413 against the biasing force of the first biasing piece 42, the first hooking part 411 reaches the first position, the first hooking part 411 can be engaged with the locking hook 51, and the face cover 1 can be normally closed.
Preferably, in one embodiment, the engaging portion 413 may be a groove formed on a side surface of the main body 41 located on the radial inner side, and the pressing structure 21 is a protrusion capable of abutting in the groove. In another preferred embodiment, as shown in fig. 5b, the engaging portion 413 is a space between two protrusions formed on the body 41 radially inward, and the protrusion can extend into the space and abut against the inner surface of the space, so as to position the first hooking portion 411 at the first position.
The main body 41 can be moved between the first position and the second position by moving in the radial direction, and can also be switched between the first position and the second position by rotating the first hooking part 411. In a preferred embodiment, the main body 41 further includes a first rotating portion 412, and the first rotating portion 412 is spaced apart from the first hooking portion 411 in the up-down direction (when the face cover is in the covering state). The first hooking portion 411 can rotate along with the first rotating portion 412, so that the first hooking portion 411 can be switched between the first position and the second position.
As shown in fig. 6, to realize the rotation of the first rotating portion 412, support structures 8 are provided on both circumferential sides of the thermal cover leakage preventing structure 4 near the radially outer edge of the inner cover 12. One end of the support structure 8 is fixedly mounted on the inner lid 12, and the other end of the support structure 8 is provided with a support portion 81, the support portion 81 being used for supporting the main body piece 41.
Preferably, the supporting portion 81 is used to support the first rotating portion 412, and the first rotating portion 412 is rotatable relative to the supporting portion 81. Further preferably, the supporting portion 81 is used for supporting the first rotating shaft 6, in a preferred embodiment, the first rotating shaft 6 is fixedly installed on the first rotating portion 412, a supporting hole 811 matched with the first rotating shaft 6 is formed in the first supporting portion 81, the supporting hole 811 is a through hole or a blind hole, and the first rotating shaft 6 can rotate around the axis of the first rotating shaft 6 relative to the supporting structure 8, so as to drive the main body 41 to rotate; in another preferred embodiment, the first rotating shaft 6 is disposed on the supporting portion 81, a shaft hole (not shown) is disposed on the first rotating portion 412 and is engaged with the first rotating shaft 6, and the first rotating portion 412 is rotatable around the axis of the first rotating shaft 6 relative to the first rotating shaft 6.
The first biasing member 42 may be a torsion spring, which may be sleeved on the rotating shaft 6 to provide a biasing force for the main body member 41; the first biasing member 42 may also be a coil spring. As shown in fig. 2, in a preferred embodiment, the first biasing member 42 is a coil spring, and a first spring positioning structure 414 is further disposed on the body member 41 to facilitate the fixing of the first biasing member 42. The first spring positioning structure 414 is located at the radial inner side of the main body part 41, and the first spring positioning structure 414 may be a boss, and at this time, the boss extends to the side close to the inner lid 12; alternatively, the first spring locating feature 414 may be a recess that may extend to a side away from the inner cap 12. One end of the coil spring is disposed on the first spring locating structure 414 and the other end is disposed on the inner lid 12. After assembly, normally, the coil spring applies a biasing force to the body member 41 to rotate in the counterclockwise direction (the orientation shown in fig. 2), so that the first hooking portion 411 can move radially inward to the second position, so that the first hooking portion 411 is radially separated from the locking hook 51.
In order to facilitate the arrangement of the first spring positioning structure 414, the main body 41 is further provided with a connecting portion 415, and preferably, one end of the connecting portion 415 is connected to the first rotating portion 412, and the other end thereof is connected to the first spring positioning structure 414. Preferably, the connecting portion 415 is disposed perpendicular to the body member 41.
In order to limit the rotation range of the main body 41, a limiting part 416 is further provided on the main body 41, and the limiting part 416 is located between the first hooking part 411 and the first rotating part 412 in the vertical direction (when the lid is in the covering state). Specifically, the stopper portion 416 is provided between the fitting portion 413 and the first rotating portion 412, and is located on a side surface on the radially outer side of the main body member 41. Preferably, the limiting portion 416 is a convex strip extending outward in the radial direction, and when the main body 41 is located at the second position, the limiting portion 416 can abut against the inner cover 12, so as to stably locate the main body 41 at the second position. When the heat-insulating cover plate 2 is not installed, the main body 41 rotates to the second position under the action of the first biasing member 42, and the limiting portion 416 is driven to move until the limiting portion abuts against the inner cover 12, so that the main body 41 cannot rotate continuously, and the main body 41 can be stably located at the second position.
As shown in fig. 2-4 and fig. 7a and 7b, the locking hook 51 is disposed on the base 31 of the main body 3 at a position corresponding to the main body 41, wherein the locking hook 51 includes a second hooking portion 511 and a second rotating portion 512 at an upper end, the second hooking portion 511 is used for being engaged with the first hooking portion 411, the second rotating portion 512 is vertically located at a lower side of the second hooking portion 511, the second rotating portion 512 is provided with a second rotating shaft 7, and the second rotating portion 512 can rotate around an axial line of the second rotating shaft 7.
Preferably, in a preferred embodiment, the second rotating shaft 7 is fixedly installed on the second rotating portion 512, a shaft hole (not shown in the figure) matched with the second rotating shaft 7 is formed on the body 3, and the second rotating shaft 7 can rotate around the axis of the second rotating shaft 7 relative to the body 3; in another preferred embodiment, the second rotating shaft 7 is disposed on the body 3, and a shaft hole matched with the second rotating shaft 7 is disposed on the second rotating part 512, so that the second rotating part 512 can rotate around the shaft axis of the second rotating shaft 7 relative to the body 3.
The neglected loading prevention structure component of the heat preservation cover plate of the household appliance further comprises a second biasing piece 52 for applying biasing force to the locking hook 51, wherein the second biasing piece 52 applies biasing force to the locking hook 51 for moving the locking hook 51 towards the occlusion position of the locking hook, so that the locking hook and the first hook part can be smoothly occluded. In a preferred embodiment, the second biasing member 52 is a spring, and a second spring positioning structure 513 is further disposed on the latch hook 51 to facilitate the fixing of the spring, and the second spring positioning structure 513 is located radially inward of the latch hook 51 after assembly. The second spring positioning structure 513 may be a boss, in which case the boss extends toward the upper side of the body 3; alternatively, the second spring location structure 513 may be a groove that may extend toward the underside of the body 3. One end of the spring is disposed on the second spring positioning structure 513 and the other end is disposed on the body 3. The second biasing member 52 can provide a biasing force for the lock catch 51 to rotate around the second rotating portion 512; meanwhile, a positioning portion (not shown) for positioning the lock catch 51 is provided on the body 3, and the lock catch 51 is stably provided on the body 3 by the cooperation of the positioning portion and the second biasing member 52. Preferably, the second hooking portion 511 is provided with a second pressing surface 5111 inclined so as to be engaged with the first hooking portion 411, and the first hooking portion 411 is also provided with a first pressing surface 4111 inclined so as to be engaged with the second pressing surface 5111. After assembly, normally, the second biasing member 52 applies a biasing force to the latch hook 51 to rotate clockwise, so that the second hooking portion 511 of the latch hook 51 is in the engaging position; when the surface cover 1 is pressed downwards, the first hooking portion 411 moves downwards, the first pressing surface 4111 on the first hooking portion presses the second pressing surface 51111, so that the locking hook 51 overcomes the biasing force of the second biasing member 52 and rotates along the counterclockwise direction with the second rotating shaft 7 as the axis, the first hooking portion 411 can continuously move downwards to the lower side of the second hooking portion 511, and then after the surface cover 1 is loosened, the locking hook 51 rotates clockwise to return under the biasing force of the second biasing member 52 with the axis of the second rotating shaft 7, so that the first hooking portion 411 and the second hooking portion 511 can be engaged. The lock hook 51 with the above structure can reduce the pressing force of the first hooking part 411 to the lock hook 51, and can prolong the service life of the lock hook 51.
As shown in fig. 3, a cover opening button 32 is disposed on the pan body 3, the cover opening button 32 is opposite to the lower portion of the lock hook 51, and when the cover opening is required, the cover opening button 32 is pressed, the cover opening button 32 pushes the lower portion of the lock hook 51, so that the lock hook 51 rotates counterclockwise around the second rotating shaft 7, the second hooking portion 511 releases the engagement with the first hooking portion 411, and the face cover 1 is opened. After the door release button 32 is released, the latch hooks 51 are restored to their engagement positions by the second biasing members 52.
The action process of the anti-neglected mounting structure component 4 of the heat preservation cover plate of the household appliance is as follows:
when the heat-insulating cover plate 2 is correctly installed, the pressing structure 21 of the heat-insulating cover plate 2 abuts against the matching part 413 of the main body 41, the main body 41 is pushed to overcome the biasing force of the first biasing member 42, the first rotating part 412 of the main body 41 rotates clockwise around the axis of the first rotating shaft 6, so that the first hooking part 411 reaches the first position, when the surface cover 1 is pressed downwards, the first hooking part 411 moves downwards, the first pressing surface 4111 of the first hooking part 411 presses the second pressing surface 5111 of the second hooking part 511, so that the locking hook 51 rotates counterclockwise around the axis of the second rotating shaft 7 by overcoming the biasing force of the second biasing member 52, so that the first hooking part 411 can continuously move downwards to the lower part of the second hooking part 511, then the locking hook 51 rotates clockwise around the axis of the second rotating shaft 7 by the biasing force of the second biasing member 52, and releases the surface cover 1, the first hooking part 411 is meshed with the second hooking part 511, and the face cover 1 is normally covered; when the heat-insulating cover plate 2 is not installed, the first rotating part 412 of the main body 41 rotates counterclockwise around the axial lead of the first rotating shaft 6 under the action of the first biasing member 42, so that the first hooking part 411 returns to the second position, the first hooking part 411 and the locking hook 51 are separated in the radial direction, the first hooking part 411 and the locking hook 51 cannot be engaged, and the face cover 1 cannot be normally closed. Through above-mentioned structure effectively prevent to make domestic appliance get into operating condition under the condition of not installing heat preservation apron 2 additional.
In the anti-neglected loading structure assembly of the heat preservation cover plate of the household appliance, the main body part and the lock hook can be engaged and separated through the matching of the first hooking part and the second hooking part, the matching of the matching part and the jacking structure and the action of the biasing force of the first biasing part, so that the aim of preventing the neglected loading of the heat preservation cover plate is fulfilled. The main body part is of an integral structure, the first hooking part and the matching part are both positioned on the main body part, the occupied space is small, the structure is simple, multiple functions of covering the face cover and preventing the neglected installation of the heat-insulating cover plate can be realized simultaneously through a small amount of matching relations, simple structures and a small amount of parts, the manufacture and assembly are very convenient, the reliability is very good, and the wide applicability is realized; the biasing piece is a spring or a torsion spring, so that materials are convenient to obtain, and the cost is reduced; meanwhile, the spring is fixed by the boss, so that the spring is easy to fix and assemble, has strong reliability, compact structure and small occupied space, and can be widely applied to household electric appliance products such as electric cookers, pressure cookers and the like with different capacities.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (10)
1. The utility model provides a domestic appliance keeps warm and laps neglected loading prevention structure subassembly, domestic appliance includes face lid, heat preservation apron and body, the heat preservation apron is installed the inboard of face lid, the face lid is located the upper end of body, its characterized in that: the heat-preservation cover plate neglected installation preventing structure assembly comprises a main body piece and a first biasing piece, wherein the main body piece and the first biasing piece are arranged on the surface cover, the first biasing piece is used for exerting biasing force on the main body piece, when the heat-preservation cover plate is installed correctly, the heat-preservation cover plate pushes the main body piece to move to a first position by overcoming the biasing force of the first biasing piece, and the surface cover can be covered correctly at the first position; when the heat-preservation cover plate is neglected to be installed, the main body piece returns to the second position under the action of the first biasing piece, and the surface cover cannot be covered at the second position;
the main body part comprises a first hooking part and a matching part, the neglected loading prevention structure component of the heat preservation cover plate of the household appliance further comprises a lock hook, the lock hook is arranged on the main body, the first hooking part is used for being meshed with the lock hook, and the matching part is used for being matched with the heat preservation cover plate; the lock hook comprises a second hooking part, and the second hooking part is used for being meshed with the first hooking part; the lock hook also comprises a second rotating part, a second rotating shaft is arranged on the second rotating part, and the second rotating part can rotate around the axis of the second rotating shaft; the anti-neglected loading structure component of the heat preservation cover plate of the household appliance further comprises a second biasing piece, and the second biasing piece applies a biasing force to the lock hook to enable the lock hook to move to the occlusion position;
the heat-insulating cover plate is provided with a jacking structure, and the matching part is used for matching with the jacking structure;
when the heat-insulating cover plate is correctly installed, the jacking structure is abutted against the matching part.
2. The anti-neglected loading structure component of the heat preservation cover plate of the household appliance as claimed in claim 1, characterized in that: the main part piece further comprises a first rotating portion, the first rotating portion and the first hooking portion are arranged at a certain distance in the up-down direction, and the first hooking portion can rotate along with the first rotating portion.
3. The household appliance heat preservation cover plate neglected loading prevention structural component as claimed in claim 2, wherein: the face lid includes inner cup and enclosing cover be provided with bearing structure on the inner cup, bearing structure is used for supporting first rotation portion, first rotation portion can for bearing structure rotates.
4. The household appliance heat preservation cover plate neglected loading prevention structural component as claimed in claim 3, wherein: a first rotating shaft is arranged between the supporting structure and the first rotating part, and the supporting structure is used for supporting the first rotating shaft;
the first rotating shaft is fixedly arranged on the first rotating part, and the first rotating shaft can rotate around the axis of the first rotating shaft relative to the supporting structure; or
The first rotating shaft is arranged on the supporting structure, and the first rotating part can rotate around the axis of the first rotating shaft relative to the first rotating shaft.
5. The household appliance thermal insulation cover plate neglected loading prevention structural component as claimed in any one of claims 1 to 4, wherein: the first biasing member is a torsion spring or a coil spring.
6. The household appliance heat preservation cover plate neglected loading prevention structural component as claimed in claim 5, wherein: the main body part is further provided with a first spring positioning structure used for positioning one end of the spiral spring, and the first spring positioning structure is located on the radial inner side of the main body part.
7. The household appliance thermal insulation cover plate neglected loading prevention structural component as claimed in any one of claims 2 to 4, wherein: the main body piece is further provided with a limiting part, and the limiting part is used for limiting the rotating range of the main body piece.
8. The household appliance heat preservation cover plate neglected loading prevention structural component as claimed in claim 7, wherein: the limiting part is located between the first hooking part and the first rotating part and located on the radial outer side face of the main body part.
9. A household appliance comprises a surface cover, a heat preservation cover plate and a body, wherein the heat preservation cover plate is arranged on the inner side of the surface cover, the surface cover is positioned at the upper end of the body, one side of the surface cover is fixed at the upper end of the body, and the heat preservation cover plate anti-neglected installation structural assembly of the household appliance is arranged according to any one of claims 1-8.
10. The household appliance according to claim 9, wherein the household appliance is a rice cooker or a pressure cooker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710318253.7A CN107019421B (en) | 2017-05-08 | 2017-05-08 | Household appliance heat preservation cover plate neglected loading prevention structure assembly and household appliance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710318253.7A CN107019421B (en) | 2017-05-08 | 2017-05-08 | Household appliance heat preservation cover plate neglected loading prevention structure assembly and household appliance |
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| Publication Number | Publication Date |
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| CN107019421A CN107019421A (en) | 2017-08-08 |
| CN107019421B true CN107019421B (en) | 2022-08-19 |
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| CN201710318253.7A Active CN107019421B (en) | 2017-05-08 | 2017-05-08 | Household appliance heat preservation cover plate neglected loading prevention structure assembly and household appliance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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