CN212912805U

CN212912805U - Lid and cooking utensil

Info

Publication number: CN212912805U
Application number: CN202020961209.5U
Authority: CN
Inventors: 陈纯; 张汉生
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-04-09
Anticipated expiration: 2030-05-29

Abstract

The utility model provides a lid and cooking utensil, wherein the lid includes: a cover body; a pressure switching member; the exhaust device comprises a pressure relief channel and a pressure limiting channel which are arranged at intervals, the pressure relief channel is blocked under the condition that the pressure switching piece is positioned at the pressure cooking position, gas is discharged from the pressure limiting channel, and the pressure relief channel is opened under the condition that the pressure switching piece is positioned at the non-pressure cooking position, and the gas is discharged from the pressure relief channel; the pressure switching piece is in contact with the first detection head, the detection device sends a pressure cooking signal outwards, the pressure switching piece is in contact with the second detection head under the condition that the pressure switching piece is located at a non-pressure cooking position, and the detection device sends a non-pressure cooking signal outwards. Use the technical scheme of the utility model the poor problem of cooking utensil's security in the correlation technique can be solved effectively.

Description

Lid and cooking utensil

Technical Field

The utility model relates to a small household electrical appliances field particularly, relates to a lid and cooking utensil.

Background

In the related art, the electric pressure cooker is generally provided with a detecting device on the cover for detecting whether the cover is covered at a pressing position. Under the condition that the detection device detects that the cooker cover covers the pressure position, the electric pressure cooker can perform pressure cooking to ensure the cooking safety. However, for a cooking appliance that can perform both pressure cooking and pressure-less cooking, the lid is not provided with a detection device to detect that the lid is rotated to a pressure-less position, which may cause the lid to start pressure-less cooking without rotating to a position. Because the pot cover does not rotate to the position, the pressure relief channel on the pot cover is not smooth, the pressure in the pot body rises, and finally the phenomenon that the pot cover is pushed open in the cooking process occurs, so that the cooking safety is poor.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a lid and a cooking utensil to solve the problem of poor safety of cooking utensils in the related art.

In order to achieve the above object, according to an aspect of the present invention, there is provided a cover comprising: a cover body; the pressure switching piece is movably arranged on the cover body and is provided with a pressure cooking position and a non-pressure cooking position; the exhaust device comprises a pressure relief channel and a pressure limiting channel which are arranged at intervals, the pressure relief channel is blocked under the condition that the pressure switching piece is positioned at the pressure cooking position, gas is discharged from the pressure limiting channel, and the pressure relief channel is opened under the condition that the pressure switching piece is positioned at the non-pressure cooking position, and the gas is discharged from the pressure relief channel; the pressure switching piece is in contact with the first detection head, the detection device sends a pressure cooking signal outwards, the pressure switching piece is in contact with the second detection head under the condition that the pressure switching piece is located at a non-pressure cooking position, and the detection device sends a non-pressure cooking signal outwards.

Use the technical scheme of the utility model, when pressure switching spare is in the non-pressure position, pressure switching spare detects the head contact with the second, and detection device can correspond outside transmission non-pressure culinary art signal, just can carry out the non-pressure culinary art after cooking utensil receives the non-pressure culinary art signal. The pressure switching piece is connected with the pressure switching piece through the pressure releasing channel, and the pressure switching piece is connected with the pressure switching piece through the pressure releasing channel.

Further, the detection device comprises a first microswitch and a second microswitch, wherein a pressing piece of the first microswitch forms a first detection head, and a pressing piece of the second microswitch forms a second detection head. In the structure, the first microswitch and the second microswitch can sensitively detect the in-place state of the pressure switching piece and send corresponding signals outwards. The structure is simple and the cost is low.

Further, the pressure switching piece is pivotally arranged on the cover body, and the first microswitch and the second microswitch are arranged on the circumferential outer side of the pressure switching piece. The structure is convenient for the pressure switching piece to contact with the first microswitch or the second microswitch.

Further, be provided with the arch on the pressure switching piece, the arch can detect first and second and detect the first butt cooperation. The structure is simple and easy to realize.

Furthermore, a guide surface is arranged on the bulge. The structure enables the first detection head and the second detection head to be smoothly recovered, so that the detection device can smoothly send signals, and the reliability of the cooking appliance is ensured.

Furthermore, a limiting structure is arranged on the cover body and is in limiting fit with the detection device so that the limiting structure is fixed on the cover body. The structure fixes the detection device on the cover body through the limiting structure, and can effectively prevent the detection device from displacing when the pressure switching piece is matched with the detection device.

Further, limit structure is including a plurality of location archs that upwards extend, be provided with on the detection device with the protruding complex mating holes in location, in the above-mentioned structure, a plurality of location archs can penetrate in the mating holes of detection device to restriction detection device is at the motion (removal or rotation) in the horizontal plane. And/or the limiting structure comprises a clasp, and the hook part of the clasp is positioned above at least part of the detection device so as to limit the displacement of the detection device in the axial direction of the cover body. The clasp can prevent the detection device from moving in the axial direction of the cover body and being separated from the positioning protrusion.

Further, the cover body comprises a lining cover and an inner cover which is pivotally arranged in the lining cover, and the pressure switching piece is arranged on the lining cover and can drive the inner cover to rotate so as to lock or unlock the cover body and an external device. Above-mentioned structure can retrench the inside structure of lid through the multiple action of pressure switching piece, reduction in production cost, promotion assembly rate.

Further, the lid body includes the lining lid and can set up in the inner cup of lining lid below pivotally, exhaust apparatus includes last blast pipe and lower blast pipe, lower blast pipe wears to locate on the inner cup, lower blast pipe has exhaust passage, upper blast pipe has pressure limiting channel and pressure release passageway, upper blast pipe can move for lower blast pipe, upper blast pipe has pressure limiting position and pressure release position, when upper blast pipe is located the pressure limiting position, pressure limiting channel and exhaust passage intercommunication, pressure release passageway and exhaust passage are not linked together, when upper blast pipe is located the pressure release position, pressure release channel and exhaust passage intercommunication, pressure switching spare and upper blast pipe drive are connected. The structure is simple and easy to realize.

According to another aspect of the present invention, there is provided a cooking appliance, including: an appliance body having an electronic substrate; the cover body is the cover body, the electronic substrate can receive pressure cooking signals and non-pressure cooking signals sent by the detection device of the cover body, and the cooking strategy is adjusted according to the received signals. The structure enables a user to select a cooking mode according to a cooking strategy provided by the cooking appliance, and operation of the user is facilitated.

Drawings

The accompanying drawings, which form a part of the present application, 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 shows an exploded view of a partial structure of an embodiment of a cover according to the present invention;

fig. 2 is a schematic perspective view illustrating a pressure switching member of the cover of fig. 1 in a pressure cooking position;

FIG. 3 shows a schematic cross-sectional view of the cover of FIG. 2 when it is placed over the appliance body;

FIG. 4 shows an enlarged schematic view of the cover of FIG. 3 at A;

fig. 5 is a perspective view illustrating the pressure switch of the cover of fig. 1 in a non-pressure cooking position;

FIG. 6 shows a schematic cross-sectional view of the cover of FIG. 5 when it is placed over the appliance body; and

fig. 7 shows an enlarged schematic structure at B of the cover of fig. 6.

Wherein the figures include the following reference numerals:

10. a cover body; 11. a lining cover; 12. an inner cover; 20. a pressure switching member; 21. a protrusion; 211. a guide surface; 30. an exhaust device; 31. an upper exhaust pipe; 311. a pressure limiting channel; 312. a pressure relief channel; 32. a lower exhaust pipe; 321. an exhaust passage; 40. a detection device; 41. a first microswitch; 411. a first detection head; 42. a second microswitch; 421. a second detection head; 43. a mating hole; 50. an appliance body; 60. a cover body; 70. a limiting structure; 71. positioning the projection; 72. a clasp.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1, 2, 4, 5, and 7, the cover of the present embodiment includes: the pressure cooker comprises a cover body 10, a pressure switching piece 20, an exhaust device 30 and a detection device 40, wherein the pressure switching piece 20 is movably arranged on the cover body 10, and the pressure switching piece 20 is provided with a pressure cooking position and a non-pressure cooking position; the exhaust device 30 comprises a pressure relief channel 312 and a pressure limiting channel 311 which are arranged at intervals, the pressure relief channel 312 is blocked under the condition that the pressure switching piece 20 is located at the pressure cooking position, the gas is exhausted from the pressure limiting channel 311, the pressure relief channel 312 is opened under the condition that the pressure switching piece 20 is located at the non-pressure cooking position, and the gas is exhausted from the pressure relief channel 312; the detecting device 40 includes a first detecting head 411 and a second detecting head 421, when the pressure switching member 20 is located at the pressure cooking position, the pressure switching member 20 contacts with the first detecting head 411, the detecting device 40 sends out a pressure cooking signal, when the pressure switching member 20 is located at the non-pressure cooking position, the pressure switching member 20 contacts with the second detecting head 421, and the detecting device 40 sends out a non-pressure cooking signal.

With the technical solution of this embodiment, when pressure switch 20 is in the non-pressure position, pressure switch 20 detects the head 421 contact with the second, and detection device can correspond the outside non-pressure signal of cooking of launching, and cooking utensil can carry out the non-pressure after receiving the non-pressure signal of cooking. The structure avoids the phenomenon that the pressure relief channel 312 is not opened due to the fact that the pressure switching piece is not switched in place, so that the cover body is prevented from being pushed open in the cooking process, and finally the safety of the cooking appliance using the cover body is guaranteed.

As shown in fig. 1, 2 and 5, in the present embodiment, the detecting device 40 includes a first microswitch 41 and a second microswitch 42, a pressing piece of the first microswitch 41 forms a first detecting head 411, and a pressing piece of the second microswitch 42 forms a second detecting head 421. In the above structure, the first microswitch 41 and the second microswitch 42 can sensitively detect the in-position state of the pressure switching member and send corresponding signals to the outside. The structure is simple and the cost is low.

As shown in fig. 1, 2, and 5, in the present embodiment, the pressure switching member 20 is pivotably provided on the lid body 10, and the first microswitch 41 and the second microswitch 42 are provided on the circumferential outer side of the pressure switching member 20. The above-described structure facilitates the contact of the pressure switching member 20 with the first microswitch 41 or the second microswitch 42. Of course, in other embodiments not shown in the drawings, the pressure switching member 20 may also be movably disposed on the cover body 10, and the first micro switch and the second micro switch are respectively disposed at two ends of the pressure switching member in the moving direction thereof.

As shown in fig. 1, 2 and 5, in the present embodiment, the pressure switching member 20 is provided with a protrusion 21, and the protrusion 21 can be in abutting engagement with the first detection head 411 and the second detection head 421. Specifically, the protrusion 21 is provided at the edge of the pressure switching member 20, and when the pressure switching member 20 is rotated to a pressure cooking position, the protrusion 21 presses the first detection head 411 to transmit a pressure cooking signal, and when the pressure switching member 20 is rotated to a non-pressure cooking position, the protrusion 21 presses the second detection head 421 to transmit a non-pressure cooking signal. The structure is simple and easy to realize.

As shown in fig. 1 and 5, in the present embodiment, the projection 21 is provided with a guide surface 211. Specifically, the guide surface is an inclined surface. Specifically, when the pressure switching member 20 is rotated, the detection head comes into contact with the guide surface 211 of the protrusion 21, and as the pressure switching member 20 continues to rotate, the detection head gradually retracts under the guide of the guide surface 211, and when the pressure switching member 20 rotates to a pressure cooking position (non-pressure cooking position), the detection head can be pressed to a final recovery position. In the case of a recovery position of the detection head, the detection device 40 is able to send out a corresponding cooking signal with and without pressure. The above structure enables the first detection head 411 and the second detection head 421 to be smoothly recovered, so that the detection device 40 can smoothly send signals, and the reliability of the cooking appliance is ensured.

As shown in fig. 1, in the present embodiment, a limiting structure 70 is disposed on the cover body 10, and the limiting structure 70 is in limiting fit with the detecting device 40 so that the limiting structure 70 is fixed on the cover body 10. The above structure fixes the detecting device 40 on the cover body through the limiting structure 70, which can effectively prevent the detecting device 40 from displacing when the pressure switching member 20 is engaged with the detecting device 40.

As shown in fig. 1, in the present embodiment, the limiting structure 70 includes a plurality of positioning protrusions 71 extending upward, and the detecting device 40 is provided with the fitting holes 43 fitting with the positioning protrusions 71, in which the plurality of positioning protrusions 71 can penetrate into the fitting holes 43 of the detecting device 40, so as to limit the movement (movement or rotation) of the detecting device 40 in the horizontal plane. Preferably, the number of the positioning projections 71 and the fitting holes is 2.

As shown in fig. 1, in the present embodiment, the position limiting structure 70 further includes a hook 72, and a hook portion of the hook 72 is located above at least a portion of the detecting device 40 to limit the displacement of the detecting device 40 in the axial direction of the cover body. The hook 72 prevents the detection device 40 from being displaced in the axial direction of the cover body, and prevents the detection device 40 from coming off the positioning projection 71.

It should be noted that, the limiting structure 70 can limit the movement of the detecting device 40 in the horizontal plane and in the axial direction, so as to ensure that the protrusion 21 can accurately touch the detecting head of the detecting device 40, and ensure the reliability of the cooking utensil. Of course, in the present embodiment, only the plurality of positioning protrusions 71 or only the hooks 72 may be provided.

As shown in fig. 3 and 6, in the present embodiment, the lid body 10 includes a liner cover 11 and an inner lid 12 pivotably disposed inside the liner cover 11, and the pressure switching member 20 is disposed on the liner cover 11 and can drive the inner lid 12 to rotate so as to lock or unlock the lid body with an external instrument. The pressure switching member 20 can drive the exhaust device 30 to allow the cooking appliance to perform pressure cooking or non-pressure cooking. In addition, the pressure switching member 20 can also drive the inner lid to rotate to lock or unlock the lid body with the external device. The structure can simplify the structure inside the cover body through the multiple functions of the pressure switching piece 20, reduce the production cost and improve the assembly rate. Of course, in other embodiments not shown in the drawings, other structures may be additionally provided to drive the inner cover, so as to lock or unlock the cover body and the external device.

As shown in fig. 3, 4, 6 and 7, in this embodiment, the cap body 10 includes a lining cap 11 and an inner cap 12 pivotally disposed below the lining cap 11, the exhaust device 30 includes an upper exhaust pipe 31 and a lower exhaust pipe 32, the lower exhaust pipe 32 penetrates the inner cap 12, the lower exhaust pipe 32 has an exhaust channel 321, the upper exhaust pipe 31 has a pressure limiting channel 311 and a pressure relief channel 312, the upper exhaust pipe 31 is capable of moving relative to the lower exhaust pipe 32, the upper exhaust pipe 31 has a pressure limiting position and a pressure relief position, when the upper exhaust pipe 31 is located at the pressure limiting position, the pressure limiting channel 311 is communicated with the exhaust channel 321, the pressure relief channel 312 is not communicated with the exhaust channel 321, when the upper exhaust pipe 31 is located at the pressure relief position, the pressure relief channel 312 is communicated with the exhaust channel 321, and the pressure switching element 20 is drivingly connected. In the structure, when pressure cooking is needed, the upper exhaust pipe 31 is adjusted to the pressure limiting position, the exhaust channel 321 inside the lower exhaust pipe 32 is communicated with the pressure limiting channel 311 inside the upper exhaust pipe 31, and when the gas pressure in the cooking cavity of the cooking appliance is greater than the preset value, the gas is exhausted to the outside atmosphere through the pressure limiting channel 311. When non-pressure cooking is needed, the upper exhaust pipe 31 is adjusted to the pressure relief position, the exhaust channel 321 inside the lower exhaust pipe 32 is communicated with the pressure relief channel 312 inside the upper exhaust pipe 31, and gas in the cooking cavity can be directly exhausted to the outside atmosphere through the pressure relief channel 312, so that non-pressure cooking is realized.

As shown in fig. 3 and 6, the present application also provides a cooking appliance, an embodiment of the cooking appliance according to the present application includes: a device body 50 and a cover 60, wherein the device body 50 has an electronic substrate. The cover body is the cover body, and the electronic substrate can receive the pressure cooking signal and the non-pressure cooking signal sent by the detection device 40 of the cover body and adjust the cooking strategy according to the received signals. The structure enables a user to select a cooking mode according to a cooking strategy provided by the cooking appliance, and operation of the user is facilitated.

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

1. A cover, comprising:

a lid body (10);

the pressure switching piece (20) is movably arranged on the cover body (10), and the pressure switching piece (20) is provided with a pressure cooking position and a non-pressure cooking position;

the exhaust device (30) comprises a pressure relief channel (312) and a pressure limiting channel (311) which are arranged at intervals, the pressure relief channel (312) is blocked under the condition that the pressure switching piece (20) is located at the pressure cooking position, air is exhausted from the pressure limiting channel (311), the pressure relief channel (312) is opened under the condition that the pressure switching piece (20) is located at the non-pressure cooking position, and the air is exhausted from the pressure relief channel (312);

the detection device (40) comprises a first detection head (411) and a second detection head (421), when the pressure switching piece (20) is located at the pressure cooking position, the pressure switching piece (20) is in contact with the first detection head (411), the detection device (40) sends a pressure cooking signal outwards, when the pressure switching piece (20) is located at the non-pressure cooking position, the pressure switching piece (20) is in contact with the second detection head (421), and the detection device (40) sends a non-pressure cooking signal outwards.

2. Cover according to claim 1, characterized in that said detection means (40) comprise a first microswitch (41), the pressing piece of which (41) forms said first detection head (411), and a second microswitch (42), the pressing piece of which (42) forms said second detection head (421).

3. The cover according to claim 2, characterized in that the pressure switching member (20) is pivotably provided on the cover body (10), and the first and second micro switches (41, 42) are provided on a circumferential outer side of the pressure switching member (20).

4. The cover according to claim 1, wherein a protrusion (21) is provided on the pressure switching member (20), and the protrusion (21) is capable of being in abutting engagement with the first detection head (411) and the second detection head (421).

5. Cover according to claim 4, characterized in that the projection (21) is provided with a guide surface (211).

6. The cover body according to claim 1, wherein a limiting structure (70) is disposed on the cover body (10), and the limiting structure (70) is in limiting fit with the detection device (40) so as to fix the limiting structure (70) on the cover body (10).

7. Cover according to claim 6, wherein the limiting structure (70) comprises a plurality of positioning protrusions (71) extending upwards, the detecting device (40) is provided with matching holes (43) matching with the positioning protrusions (71), and/or the limiting structure (70) comprises a hook (72), and the hook part of the hook (72) is positioned above at least part of the detecting device (40) to limit the displacement of the detecting device (40) in the axial direction of the cover.

8. The cover according to claim 1, wherein the cover body (10) includes a liner cover (11) and an inner cover (12) pivotably disposed inside the liner cover (11), and the pressure switching member (20) is disposed on the liner cover (11) and can drive the inner cover (12) to rotate to lock or unlock the cover with an external instrument.

9. The cover of claim 1, wherein the cover body (10) comprises a lining cover (11) and an inner cover (12) pivotally disposed below the lining cover (11), the exhaust device (30) comprises an upper exhaust pipe (31) and a lower exhaust pipe (32), the lower exhaust pipe (32) is disposed on the inner cover (12), the lower exhaust pipe (32) has an exhaust channel (321), the upper exhaust pipe (31) has the pressure limiting channel (311) and the pressure relief channel (312), the upper exhaust pipe (31) is movable relative to the lower exhaust pipe (32), the upper exhaust pipe (31) has a pressure limiting position and a pressure relief position, when the upper exhaust pipe (31) is located at the pressure limiting position, the pressure limiting channel (311) is communicated with the exhaust channel (321), and the pressure relief channel (312) is not communicated with the exhaust channel (321), when the upper exhaust pipe (31) is located at the pressure relief position, the pressure relief channel (312) is communicated with the exhaust channel (321), and the pressure switching piece (20) is in driving connection with the upper exhaust pipe (31).

10. A cooking appliance comprising:

an appliance body (50) having an electronic substrate;

cover (60), characterized in that it is a cover according to any one of claims 1 to 9, the electronic substrate being able to receive a pressure cooking signal and a pressure-free cooking signal sent by the detection means (40) of the cover and to adjust the cooking strategy according to the received signals.