CN211722765U

CN211722765U - Pressure regulating driving mechanism and cooking utensil

Info

Publication number: CN211722765U
Application number: CN201921831523.5U
Authority: CN
Inventors: 夏鹏; 陈礼昌; 李振合; 陈伟; 王俊; 程志斌
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-10-23
Anticipated expiration: 2029-10-28

Abstract

The utility model relates to a cooking utensil and pressure regulating actuating mechanism, pressure regulating actuating mechanism includes: a drive assembly; the pressure regulating assembly comprises a pressure regulating piece and a rack, one end of the rack along the extension direction of the rack is fixed on the pressure regulating piece, and the other end of the rack along the extension direction of the rack is arranged in a suspension manner and is in meshing transmission with the driving assembly; the pressure regulating piece and the rack are driven by the driving assembly to move back and forth along the extending direction of the rack. Among the above-mentioned pressure regulating actuating mechanism, through rack and drive assembly's meshing transmission, drive pressure regulating part reciprocating motion, and be provided with the portion of actuating of opening and close pressure valve on the pressure regulating part, when pressure regulating part reciprocating motion, through actuating the portion alright drive pressure valve and open and close. And, with the unsettled setting of rack, the pressure regulating spare need not extend the overlength, reduces the whole volume of pressure regulating subassembly, and the installation space that pressure regulating actuating mechanism needs is less, and the rack below can also set up other parts, effectively utilizes lid inner space to allow the pressure regulating subassembly can be in limited space reciprocating motion.

Description

Pressure regulating driving mechanism and cooking utensil

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to pressure regulating actuating mechanism and cooking utensil.

Background

With the development and scientific progress of the society, people are pursuing quality of life more and more, and cooking utensils such as electric rice cookers and electric frying pans are widely applied to daily life of people and become indispensable tools in life of people.

The electric cooker mainly comprises a cooker body, an inner pot, a cover body, a pressure regulating device and the like, wherein the inner pot can be contained in the cooker body, the cover body covers the cooker body, and the pressure regulating device is assembled on the cover body and used for regulating the cooking pressure in the cooker body. Generally, the pressure regulating device comprises a pressure valve and a pressure regulating driving mechanism, wherein a pressure regulating part in the pressure regulating driving mechanism reciprocates and drives the pressure valve to open and close so as to regulate pressure.

However, the inner space of the cover body is limited, the pressure regulating member in the pressure regulating driving mechanism needs more moving space for reciprocating movement, and the installation space needed by the pressure regulating driving mechanism is larger.

SUMMERY OF THE UTILITY MODEL

In view of this, it is necessary to provide a pressure-regulating drive mechanism requiring a small installation space.

A pressure regulating actuating mechanism is provided in a cooking appliance, and comprises:

a drive assembly;

the pressure regulating assembly comprises a pressure regulating piece and a rack, one end of the rack in the extending direction of the rack is fixed on the pressure regulating piece, and the other end of the rack in the extending direction of the rack is arranged in a hanging manner and is in meshing transmission with the driving assembly;

wherein the pressure regulating member and the rack are driven by the driving assembly to reciprocate along the extending direction of the rack.

Among the above-mentioned pressure regulating actuating mechanism, through rack and drive assembly's meshing transmission, drive pressure regulating part reciprocating motion, and be provided with the portion of actuating of opening and close pressure valve on the pressure regulating part, when pressure regulating part reciprocating motion, through actuating the portion alright drive pressure valve and open and close. And one end of the rack along the extension direction is fixed on the pressure regulating piece, and the other end of the rack along the extension direction is arranged in a suspended mode and is in meshed transmission with the driving assembly. So, with the unsettled setting of rack, reduce the whole volume of pressure regulating subassembly, the installation space that pressure regulating actuating mechanism needs is less, and the rack below can also set up other parts, effectively utilizes lid inner space, allows the pressure regulating subassembly can be in limited space reciprocating motion.

In some embodiments, the cooking device further comprises a support frame, wherein the support frame is fixed on the cooking appliance and is supported on the side, facing away from the driving assembly, of the rack.

In some embodiments, the supporting frame has a connecting portion and a supporting portion, one end of the connecting portion is used for being matched with a cooking utensil, the other end of the connecting portion is connected with the supporting portion, and the supporting portion has a supporting plate, and the supporting plate is supported on a surface of the rack opposite to the driving assembly.

In some embodiments, the driving assembly comprises a driving member and a transmission rod, wherein the transmission rod comprises a connecting end connected with the driving member and a free end in meshing transmission with the rack;

the supporting part comprises a supporting plate which is connected with the supporting plate in an intersecting manner, and the transmission rod is in limit fit with the supporting plate along the radial direction and/or the axial direction of the transmission rod.

In some embodiments, the free end is rotatably coupled to the support plate and is in limited abutment with the support plate in the axial direction of the driving rod.

In some embodiments, the support plate is located between the hanging end and the connecting end, and the transmission rod is rotatably disposed through the support plate.

In some embodiments, the number of the supporting plates is two, and the two supporting plates are respectively arranged at two opposite ends of the same side of the supporting plate along the axial direction of the transmission rod;

the transmission rod penetrates through the two support plates, the hanging end is rotatably connected to one of the two support plates, and the other of the two support plates is located between the hanging end and the connecting end.

In some embodiments, one of the two support plates, which is coupled to the free end, abuts against the free end in the axial direction of the driving rod.

In some embodiments, the pressure regulating assembly further comprises a limiting strip, the limiting strip is arranged on one side of the rack opposite to the transmission assembly and parallel to the rack at intervals, and the supporting frame is at least partially located between the limiting strip and the rack.

In some embodiments, the cooking appliance further comprises a mounting seat fixed to the cooking appliance, and the driving member and the supporting frame are fixedly coupled to the mounting seat.

The utility model also provides a cooking utensil, including pressure valve and above-mentioned pressure regulating actuating mechanism, the pressure valve is in under the effect of pressure regulating spare, adjust cooking utensil internal pressure.

Drawings

Fig. 1 is a schematic structural diagram of a pressure regulating driving mechanism according to an embodiment of the present invention;

FIG. 2 is an exploded view of the pressure regulating drive mechanism of FIG. 1;

FIG. 3 is a schematic structural diagram of a supporting frame of the pressure-regulating driving mechanism shown in FIG. 1;

fig. 4 is a schematic structural view of a pressure regulating member in the pressure regulating drive mechanism shown in fig. 1.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, in an embodiment of the present invention, a pressure regulating driving mechanism 100 is provided, which is disposed on a cooking appliance, and includes a driving assembly 10 and a pressure regulating assembly 30, the pressure regulating assembly 30 is driven by the driving assembly 10 to move, and drives a pressure valve in the cooking appliance to open and close, so as to adjust the cooking pressure inside the cooking appliance.

The pressure regulating assembly 30 comprises a pressure regulating member 32 and a rack 34, the rack 34 is arranged on the pressure regulating member 32 and is meshed with the driving assembly 10 for transmission, and the pressure regulating member 32 and the rack 34 are driven by the driving assembly 10 to reciprocate along the extending direction of the rack 34. Therefore, the rack 34 and the driving component 10 are engaged to drive the pressure regulating member 32 to reciprocate, and the pressure regulating member 32 is provided with an actuating portion for opening and closing the pressure valve, so that when the pressure regulating member 32 reciprocates, the pressure valve can be opened and closed by the actuating portion.

And, one end of the rack 34 along the extending direction thereof is fixed to the pressure regulating member 32, and the other end of the rack 34 along the extending direction thereof is suspended and engaged with the driving assembly 10 for transmission. Therefore, the rack 34 is arranged in a suspension mode, the whole size of the pressure regulating assembly 30 is reduced, the installation space required by the pressure regulating driving mechanism 100 is small, other parts can be arranged below the rack 34, the inner space of the cover body is effectively utilized, and the pressure regulating assembly 30 is allowed to move in a reciprocating mode in a limited space.

The driving assembly 10 includes a driving member 12 and a transmission rod 14, and the transmission rod 14 includes a connection end 141 connected to the driving member 12 and a free end 143 engaged with the rack 34 for transmission. When the driving member 12 cannot be mounted next to the rack 34 and is far from the rack 34, the rack 34 is moved by the transmission rod 14 outputting the rotational movement of the driving member 12. Alternatively, the transmission rod 14 includes a rod 142 and a gear 144, one end of the rod 142 is connected to the driving member 12, the other end of the rod 142 is provided with the gear 144, and the gear 144 is engaged with the rack 34 for transmission.

The pressure-regulating driving mechanism 100 further includes a supporting frame 50, wherein the supporting frame 50 is fixed to the cooking utensil and supported on a side of the rack 34 facing away from the driving assembly 10, and can provide a supporting force directed from the rack 34 to the driving assembly 10 for the rack 34. When drive assembly 10 and the unsettled one end meshing transmission of rack 34, rack 34 can have the trend to keeping away from drive assembly 10 crooked under the meshing force effect, supports rack 34 through support frame 50 this moment, prevents that rack 34 bending deformation back and drive assembly 10's meshing volume is not enough, prevents to mesh the transmission and skids the inefficacy, guarantees the driven stability of meshing.

The supporting frame 50 has a connecting portion 52 and a supporting portion 54, one end of the connecting portion 52 is used for matching with a cooking utensil, the other end of the connecting portion 52 is connected with the supporting portion 54, the supporting portion 54 has a supporting plate 542, and the supporting plate 542 is supported on a side of the rack 34 facing away from the driving assembly 10. In this way, the rack 34 cantilevered by the bracket 542 is prevented from bending and deforming when the rack 34 is engaged for transmission. Optionally, the pressure-adjusting driving mechanism 100 further includes a mounting seat 70, the mounting seat 70 is fixed to the cooking utensil, the driving member 12 and the supporting frame 50 are both fixedly coupled to the mounting seat 70, and the mounting seat 70 provides a mounting base for the driving member 12 and the supporting frame 50. Specifically, the connecting portion 52 of the support bracket 50 is fixedly coupled to the mounting seat 70.

Further, the connecting portion 52 includes a first connecting plate 521 and a second connecting plate 523 connected in an intersecting manner, the first connecting plate 521 is coupled to the mounting seat 70, and the second connecting plate 523 extends along the mounting seat 70 in a direction toward the rack 34 and is connected between the first connecting plate 521 and the supporting portion 54.

The support portion 54 further includes a support plate 544 intersecting the support plate 542, and the drive link 14 is coupled to the support plate 544 in a radially and/or axially limited engagement therewith. The transmission rod 14 is drivingly connected between the driving member 12 and the rack 34, and is driven to rotate by the driving member 12. Meanwhile, the transmission rod 14 is limited and assembled on the support plate 544, and the transmission rod 14 is limited in the radial direction and/or the axial direction of the transmission rod 14 through the support plate 544, so that the transmission rod 14 is prevented from shaking in the rotating process.

In some embodiments, the free end 143 is rotatably coupled to the support plate 544 and is in seated abutment with the support plate 544 in the axial direction of the drive rod 14. The hanging end 143 of the transmission lever 14 is supported by the support plate 544 so that the hanging end 143 is supported in the radial direction, preventing the hanging end 143 from being bent. Meanwhile, the support plate 544 abuts against the axial limit of the transmission rod 14, preventing the transmission rod 14 from moving axially along itself.

In other embodiments, the support plate 544 is located between the hanging end 143 and the connecting end 141, and the transmission rod 14 is rotatably disposed through the support plate 544. That is, the support plate 544 is disposed at a middle portion of the transmission rod 14 between the hanging ends 143 and the connectable ends 141, and supports the transmission rod 14 in a radial direction of the transmission rod 14, thereby preventing the transmission rod 14 from being bent.

In still other embodiments, the support plates 544 include two support plates 544, two support plates 544 are disposed at opposite ends of the same side of the supporting plate 542 along the axial direction of the transmission rod 14, and the two support plates 544 and the supporting plate 542 are formed into a U-shaped plate-shaped structure. The transmission rod 14 passes through the two support plates 544, and the hanging end 143 is rotatably coupled to one of the two support plates 544, and the other of the two support plates 544 is located between the hanging end 143 and the connecting end 141. That is, the transmission rod 14 is inserted into the two support plates 544, and the limit transmission rod 14 is supported in the radial direction of the transmission rod 14 by the two support plates 544, so as to provide a supporting force for the transmission rod 14 and prevent the transmission rod 14 from shaking during the rotation process due to the long length of the transmission rod 14.

Further, one of the two support plates 544, which is coupled to the free end 143, abuts against the free end 143 in the axial direction of the transmission rod 14, so that the transmission rod 14 is prevented from moving in the axial direction. Optionally, the free end 143 is provided with a shoulder 146 that is in seated abutment with a support plate 544 in the axial direction of the drive link 14, preventing the drive link 14 from moving axially in itself.

The pressure regulating assembly 30 further comprises a limiting strip 36, the limiting strip 36 is arranged on one side, back to the transmission assembly, of the rack 34 and parallel to the rack 34 at intervals, the supporting frame 50 is at least partially located between the limiting strip 36 and the rack 34, the supporting frame 50 is supported through the limiting strip 36, and the supporting frame 50 is prevented from being pressed by the rack 34 to be bent.

In an embodiment of the present invention, a cooking appliance is further provided, including the pressure valve and the above pressure regulating driving mechanism 100, the pressure valve adjusts the internal pressure of the cooking appliance under the effect of the above pressure regulating assembly 30. In addition, the pressure regulating assembly 30 in the pressure regulating driving mechanism 100 has a small volume, so that too much moving space is not needed, the installation space needed by the pressure regulating driving mechanism is small, and the inner space of the cover body can be effectively utilized. Meanwhile, the rack 34 in the pressure regulating member 32 is supported by the support bracket 50, preventing the rack 34 from being bent; in addition, the transmission rod 14 penetrates through the support frame 50 and is limited by the support frame 50, so that the transmission rod cannot shake in the rotating process, and the pressure regulating driving mechanism 100 can reliably operate while saving the volume.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A pressure regulating drive mechanism (100) is provided in a cooking appliance, and comprises:

a drive assembly (10);

the pressure regulating assembly (30) comprises a pressure regulating piece (32) and a rack (34), one end of the rack (34) in the extending direction of the rack is fixed on the pressure regulating piece (32), and the other end of the rack (34) in the extending direction of the rack is arranged in a hanging mode and is meshed with the driving assembly (10) for transmission;

wherein the pressure regulating component (32) and the rack (34) are driven by the driving component (10) to move back and forth along the extending direction of the rack (34).

2. The pressure regulating driving mechanism (100) according to claim 1, further comprising a supporting frame (50), wherein the supporting frame (50) is fixed on the cooking utensil and is supported on a surface of the rack (34) opposite to the driving assembly (10).

3. The pressure regulating driving mechanism (100) according to claim 2, wherein the supporting frame (50) has a connecting portion (52) and a supporting portion (54), one end of the connecting portion (52) is used for matching with a cooking utensil, the other end of the connecting portion (52) is connected with the supporting portion (54), the supporting portion (54) has a supporting plate (542), and the supporting plate (542) is supported on a surface of the rack (34) facing away from the driving assembly (10).

4. The voltage-regulating driving mechanism (100) according to claim 3, wherein the driving assembly (10) comprises a driving member (12) and a driving rod (14), the driving rod (14) comprises a connecting end (141) connected with the driving member (12) and a free end (143) engaged with the rack (34) for transmission;

the support part (54) comprises a support plate (544) connected with the supporting plate (542) in an intersecting manner, and the transmission rod (14) is in limited fit on the support plate (544) along the radial direction and/or the axial direction of the transmission rod.

5. The pressure-regulating drive mechanism (100) according to claim 4, characterized in that the free end (143) is rotatably coupled to the support plate (544) and abuts against the support plate (544) at an upper limit in the axial direction of the transmission lever (14).

6. The voltage-regulating drive mechanism (100) according to claim 4, wherein the support plate (544) is located between the hanging end (143) and the connecting end (141), and the transmission rod (14) is rotatably disposed through the support plate (544).

7. The pressure-regulating driving mechanism (100) according to claim 4, wherein the number of the supporting plates (544) is two, and the two supporting plates (544) are respectively arranged at two opposite ends of the same side of the supporting plate (542) along the axial direction of the driving rod (14);

wherein the transmission rod (14) passes through the two support plates (544), and the hanging end (143) is rotatably coupled to one of the two support plates (544), and the other of the two support plates (544) is located between the hanging end (143) and the connecting end (141).

8. The voltage-regulating drive mechanism (100) according to claim 7, wherein one of the two support plates (544) coupled to the free end (143) abuts against the free end (143) at an upper limit in the axial direction of the transmission lever (14).

9. The pressure regulating drive mechanism (100) according to any one of claims 2 to 8, wherein the pressure regulating assembly (30) further comprises a limiting strip (36), the limiting strip (36) is arranged on one side of the rack (34) opposite to the drive assembly (10) and is parallel to the rack (34) at a spacing, and the supporting frame (50) is at least partially positioned between the limiting strip (36) and the rack (34).

10. The pressure regulating driving mechanism (100) according to any one of claims 4 to 8, further comprising a mounting seat (70), wherein the mounting seat (70) is fixed to the cooking utensil, and the driving member (12) and the supporting frame (50) are fixedly coupled to the mounting seat (70).

11. A cooking appliance, characterized in that it comprises a pressure valve and a pressure-regulating driving mechanism (100) according to any one of the preceding claims 1 to 10, said pressure valve being adapted to regulate the pressure inside said cooking appliance by means of said pressure-regulating member (32).