CN210494005U

CN210494005U - Household appliance's switch door structure and have its household appliance

Info

Publication number: CN210494005U
Application number: CN201920918915.9U
Authority: CN
Inventors: 王克真
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-05-12
Anticipated expiration: 2029-06-17

Abstract

The utility model provides a domestic appliance's switch door structure and have its domestic appliance, wherein, domestic appliance's switch door structure, include: a drive structure; the transmission structure is connected with the driving structure and is a chain structure, a gear structure, a nylon rope structure or a belt structure; the switch door, the switch door is including relative first side and the second side that sets up, and transmission structure links to each other with the first side of switch door, and the pivot axis of switch door is located first side and second side. The technical scheme of the utility model the domestic appliance among the prior art problem that wastes time and energy when the switch door has been solved effectively.

Description

Household appliance's switch door structure and have its household appliance

Technical Field

The utility model relates to a domestic appliance's technical field particularly, relates to a domestic appliance's switch door structure and have its domestic appliance.

Background

Household appliances such as dishwashers, ovens, steam boxes and the like are increasingly applied to the life of people. The outer wall of the switch door structure of the household appliance is provided with the handle, when the switch door is required to be opened, the switch door can be opened through pulling the handle, and when the switch door is required to be closed, the switch door is closed through pushing the handle. The door opening and closing structure is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a domestic appliance's switch door structure and have its domestic appliance to solve the domestic appliance among the prior art problem that wastes time and energy when the switch door.

In order to achieve the above object, according to an aspect of the present invention, there is provided a switch door structure of a home appliance, comprising: a drive structure; the transmission structure is connected with the driving structure and is a chain structure, a gear structure, a nylon rope structure or a belt structure; the switch door, the switch door is including relative first side and the second side that sets up, and transmission structure links to each other with the first side of switch door, and the pivot axis of switch door is located first side and second side.

Further, when the transmission structure is a chain structure, the transmission structure comprises a transmission shaft assembly, a chain assembly and a hinge assembly, the transmission shaft assembly is connected with the driving structure, the chain assembly is connected with the transmission shaft assembly, the hinge assembly is connected with the chain assembly, and the opening and closing door is connected with the hinge assembly.

Further, the transmission shaft assembly comprises a first gear, a transmission rod and a second gear, the first gear and the second gear are both mounted on the transmission rod, the first gear is matched with the driving structure and drives the second gear to rotate through the transmission rod, and the second gear is matched with the chain assembly.

Furthermore, the first gears are arranged in the middle of the transmission rod, the number of the second gears is two, the two second gears are respectively arranged at two ends of the transmission rod, the two groups of chain assemblies are respectively matched with the two second gears.

Furthermore, the hinge assemblies are two groups, and the two groups of hinge assemblies are respectively matched with the two groups of chain assemblies.

Further, the chain assembly comprises a chain, a moving block and a third gear, the chain and the moving block enclose a closed ring, the second gear and the third gear are respectively located at two ends of the closed ring, and the moving block is connected with the hinge assembly.

Further, the chain includes first chain and second chain, and the chain subassembly still includes the length of regulating part in order to adjust the chain subassembly, and the first end of first chain links to each other with the first end of regulating part, and the second end of first chain links to each other with the first end of movable block, and the first end of second chain links to each other with the second end of regulating part, and the second end of second chain links to each other with the second end of movable block.

Further, the adjusting part comprises a plurality of threaded rods which are matched with each other, the plurality of threaded rods are matched with each other through threads, and the length of the chain assembly is adjusted by adjusting the distance between the plurality of threaded rods.

Further, the chain assembly further comprises a sliding rail, the moving block moves on the sliding rail, and the third gear is mounted on the sliding rail.

Further, the slide rail includes the bottom plate and is located the curb plate of bottom plate both sides.

Further, the movable block comprises a block body and a limiting shaft located on the block body, a limiting hole is formed in the side plate, the extending direction of the limiting hole is consistent with the moving direction of the movable block, and the limiting shaft is installed in the limiting hole.

Further, the hinge assembly comprises a first connecting rod and a second connecting rod, wherein the first end of the first connecting rod is connected with the chain assembly, the second end of the first connecting rod is connected with the first end of the second connecting rod, and the second end of the second connecting rod is connected with the switch door.

Further, the hinge assembly further includes a spring having a first end coupled to the chain assembly and a second end coupled to the first link to apply a closing force to the opening and closing door via the first link.

Further, the driving structure comprises a stepping motor, a synchronous motor, an alternating current motor, a direct current motor or a push rod motor.

According to the utility model discloses an on the other hand provides a household appliance, and household appliance includes dish washer, oven, steam ager, microwave oven, sterilizer, evaporates roast all-in-one a little, slightly roast all-in-one or evaporate the all-in-one a little, and household appliance has foretell switch door structure.

Use the technical scheme of the utility model, through drive structure drive transmission structure, transmission structure drives the switch door, realizes opening and closing of switch door. The transmission structure can be a chain structure, a gear structure, a nylon rope structure or a belt structure and the like. The structure enables the door opening and closing structure to be opened and closed by driving the transmission structure through the driving structure when the door opening and closing structure is opened or closed, and operation is not required in a mode of pushing and pulling the handle. The technical scheme of the utility model the domestic appliance among the prior art problem that wastes time and energy when the switch door has been solved effectively.

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 a schematic perspective view of an embodiment of a structure for opening and closing a door of a household appliance according to the present invention;

FIG. 2 shows a schematic view of another angle of the switching door structure of FIG. 1;

FIG. 3 shows a front side perspective view of the switch door structure of FIG. 1;

FIG. 4 shows a schematic structural view of a chain assembly and hinge assembly of the opening and closing door structure of FIG. 1;

FIG. 5 shows a perspective view of a chain assembly of the open and close door structure of FIG. 1;

fig. 6 shows a schematic partial structure of the household appliance of fig. 1; and

fig. 7 shows a partial structural schematic view from another angle of the household appliance of fig. 1.

Wherein the figures include the following reference numerals:

10. a drive structure; 20. a transmission structure; 21. a driveshaft assembly; 211. a first gear; 212. a transmission rod; 213. a second gear; 22. a chain assembly; 221. a chain; 222. a moving block; 223. a third gear; 224. an adjustment member; 225. a slide rail; 23. a hinge assembly; 231. a first connecting rod; 232. a second connecting rod; 233. a spring; 30. opening and closing the door; 40. a furnace assembly; 50. a control panel.

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 to 7, the opening and closing door structure of the household appliance of the present embodiment includes: drive structure 10, transmission structure 20 and switch door 30. The driving structure 10 is connected with a transmission structure 20, and the transmission structure 20 is a chain structure, a gear structure, a nylon rope structure or a belt structure. The switch door 30 includes a first side and a second side opposite to each other, the transmission structure 20 is connected to the first side of the switch door 30, and the pivot axis of the switch door 30 is located at the first side and the second side.

By applying the technical scheme of this embodiment, the driving structure 10 drives the transmission structure 20, and the transmission structure 20 drives the switch door 30, so as to open and close the switch door 30. The transmission structure 20 may be a chain structure, a gear structure, a nylon rope structure, a belt structure, or the like. The structure enables the door opening and closing structure to be opened and closed by the driving structure 10 driving the transmission structure 20 when the door opening and closing structure is opened or closed, and does not need to be operated by pushing and pulling the handle. The technical scheme of this embodiment has solved the domestic appliance among the prior art effectively and has wasted time and energy the problem when the switch door.

It should be noted that, in the technical solution of this embodiment, a chain structure is mainly introduced, and a transmission belt structure and a nylon rope structure are similar to each other, and the chain can be replaced by a transmission belt or a nylon rope, and the transmission belt can be provided with teeth that cooperate with the gears, so that the transmission belt is more accurate during transmission. The gear structure may be a plurality of consecutive gear transmissions.

As shown in fig. 1 to 5, in the present embodiment, when the transmission structure 20 is a chain structure, the transmission structure 20 includes a transmission shaft assembly 21, a chain assembly 22 and a hinge assembly 23, the transmission shaft assembly 21 is connected to the driving structure 10, the chain assembly 22 is connected to the transmission shaft assembly 21, the hinge assembly 23 is connected to the chain assembly 22, and the opening and closing door 30 is connected to the hinge assembly 23. The structure is more flexible. For example, the distance between the drive structure 10 and the opening and closing door 30 can be set relatively far by the chain assembly 22.

As shown in fig. 1 and fig. 2, in the solution of the present embodiment, the transmission shaft assembly 21 includes a first gear 211, a transmission rod 212, and a second gear 213, the first gear 211 and the second gear 213 are both mounted on the transmission rod 212, the first gear 211 is engaged with the driving structure 10 and drives the second gear 213 to rotate through the transmission rod 212, and the second gear 213 is engaged with the chain assembly 22. The structure has the advantages of low processing cost and convenient installation.

As shown in fig. 1 and fig. 2, in the technical solution of the present embodiment, the first gear 211 is disposed in the middle of the transmission rod 212, the number of the second gears 213 is two, the two second gears 213 are respectively disposed at two ends of the transmission rod 212, the chain assemblies 22 are two sets, and the two sets of chain assemblies 22 are respectively matched with the two second gears 213. The above structure makes the stress of the opening and closing door 30 balanced. Specifically, in the present embodiment, the opening/closing door 30 has an upward opening structure, and the second side (upper side) of the opening/closing door 30 is opened by applying force to both ends of the first side (lower side) of the opening/closing door 30.

As shown in fig. 1 to 5, in the solution of the present embodiment, the hinge assemblies 23 are two sets, and the two sets of hinge assemblies 23 are respectively matched with the two sets of chain assemblies 22. The above structure makes the switch door 30 balanced in force when being opened or closed. Specifically, two sets of hinge assemblies 23 are symmetrically disposed with respect to the connection position of the opening and closing door 30.

As shown in fig. 1 and 2, in the solution of the present embodiment, the chain assembly 22 includes a chain 221, a moving block 222 and a third gear 223, the chain 221 and the moving block 222 enclose a closed loop, the second gear 213 and the third gear 223 are respectively located at two ends of the closed loop, and the moving block 222 is connected to the hinge assembly 23. The chain 221 and the moving block 222 enclose a closed ring, the second gear 213 and the third gear 223 are respectively positioned at two ends of the closed ring, the second gear 213 is a driving gear, and the third gear 223 is a driven gear, so that the structure has low processing cost.

As shown in fig. 4 and 5, in the solution of the present embodiment, the chain 221 includes a first chain and a second chain, the chain assembly 22 further includes an adjusting member 224 to adjust the length of the chain assembly 22, a first end of the first chain is connected to a first end of the adjusting member 224, a second end of the first chain is connected to a first end of the moving block 222, a first end of the second chain is connected to a second end of the adjusting member 224, and a second end of the second chain is connected to a second end of the moving block 222. The adjustment member 224 is provided to allow the chain assembly 22 to be driven more precisely. For example, when the chain assembly 22 is used for a longer period of time, a slack occurs and the adjustment member 224 can be adjusted to tighten the chain assembly 22.

In the present embodiment, as shown in fig. 4 and 5, the adjusting member 224 includes a plurality of threaded rods engaged with each other, and the plurality of threaded rods are engaged with each other by a screw, and the length of the chain assembly 22 is adjusted by adjusting the distance between the plurality of threaded rods. The structure has lower processing cost. Specifically, the threaded rods are three, the outer threads are arranged at the two ends of the middle threaded rod, the inner threads matched with the outer threads are arranged on the threaded rods on the two sides, and the length of the chain assembly 22 can be adjusted by adjusting the distance between the middle threaded rod and the threaded rods on the two sides.

As shown in fig. 1 to 5, in the technical solution of the present embodiment, the chain assembly 22 further includes a slide rail 225, the moving block 222 moves on the slide rail 225, and the third gear 223 is mounted on the slide rail 225. The structure is compact, and a special bracket structure of the third gear 223 is not needed.

As shown in fig. 4 and 5, in the solution of the present embodiment, the slide rail 225 includes a bottom plate and side plates located at two sides of the bottom plate. The structure has lower processing cost.

As shown in fig. 4 and 5, in the technical solution of this embodiment, the moving block 222 includes a block and a limiting shaft located on the block, a limiting hole is provided on the side plate, an extending direction of the limiting hole is the same as a moving direction of the moving block 222, and the limiting shaft is installed in the limiting hole. This prevents the movement of the moving block 222 from deviating significantly, which could affect the opening or closing of the door 30.

As shown in fig. 4 and 5, in the present embodiment, the hinge assembly 23 includes a first connecting rod 231 and a second connecting rod 232, a first end of the first connecting rod 231 is connected to the chain assembly 22, a second end of the first connecting rod 231 is connected to a first end of the second connecting rod 232, and a second end of the second connecting rod 232 is connected to the opening and closing door 30. The structure has the advantages of low processing cost and convenient installation. It should be noted that the first connecting rod 231 and the second connecting rod 232 are both plate-shaped structures, and the first connecting rod 231 and the second connecting rod 232 are pivotally connected.

As shown in fig. 4, in the present embodiment, the hinge assembly 23 further includes a spring 233, a first end of the spring 233 is connected to the chain assembly 22, and a second end of the spring 233 is connected to the first connecting rod 231, so as to apply a closing force to the opening/closing door 30 through the first connecting rod 231. The spring 233 is provided to make the closing effect of the opening and closing door tighter.

As shown in fig. 1 to 7, in the technical solution of the present embodiment, the driving structure 10 includes a stepping motor, and the stepping motor can control the opening size of the opening/closing door 30 according to the requirement. Of course, the driving structure 10 may also be a synchronous motor, an ac motor, a dc motor or a push rod motor. The present embodiment further includes a control structure electrically connected to the driving structure 10, the control structure includes a control panel 50, and the opening and closing of the door can be realized by operating the control panel 50.

As shown in fig. 6 and 7, the present application further provides a household appliance, which includes a dishwasher, an oven, a steam box, a microwave oven, a disinfection cabinet, a steaming and baking all-in-one machine, a steaming and baking micro-all-in-one machine, a micro-baking all-in-one machine or a micro-steaming all-in-one machine. The household appliance is provided with the door opening and closing structure. Specifically, the driving structure 10 is located on one side (rear side) of the furnace assembly 40 far away from the switch door 30, the two sets of chain assemblies 22 are respectively located on the left and right sides of the furnace assembly 40, and the control panel 50 is located on the upper side of the switch door 30. The application discloses domestic appliance switch door is easier to be opened and closed.

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. An opening and closing door structure of a home appliance, comprising:

a drive structure (10);

the driving structure (10) is connected with the transmission structure (20), and the transmission structure (20) is of a chain structure, a gear structure, a nylon rope structure or a belt structure;

switch door (30), switch door (30) include relative first side and the second side that sets up, transmission structure (20) with the first side of switch door (30) links to each other, the pivot axis of switch door (30) is located first side with the second side.

2. The door opening and closing structure of a home appliance according to claim 1, wherein when the transmission structure (20) is a chain structure, the transmission structure (20) comprises a transmission shaft assembly (21), a chain assembly (22) and a hinge assembly (23), the transmission shaft assembly (21) is connected with the driving structure (10), the chain assembly (22) is connected with the transmission shaft assembly (21), the hinge assembly (23) is connected with the chain assembly (22), and the door opening and closing structure (30) is connected with the hinge assembly (23).

3. Door opening and closing structure for household appliances according to claim 2, characterized in that the transmission shaft assembly (21) comprises a first gear (211), a transmission shaft (212) and a second gear (213), the first gear (211) and the second gear (213) are both mounted on the transmission shaft (212), the first gear (211) is coupled to the driving structure (10) and drives the second gear (213) to rotate through the transmission shaft (212), and the second gear (213) is coupled to the chain assembly (22).

4. The door opening and closing structure of a home appliance according to claim 3, wherein the first gear (211) is disposed at a middle portion of the driving lever (212), the number of the second gears (213) is two, the two second gears (213) are respectively disposed at both ends of the driving lever (212), the chain assemblies (22) are two sets, and the two sets of chain assemblies (22) are respectively engaged with the two second gears (213).

5. The door opening and closing structure of a home appliance according to claim 4, wherein the hinge assemblies (23) are two sets, and the two sets of hinge assemblies (23) are respectively engaged with the two sets of chain assemblies (22).

6. The door opening and closing structure of a home appliance according to claim 3, wherein the chain assembly (22) comprises a chain (221), a moving block (222) and a third gear (223), the chain (221) and the moving block (222) enclose a closed ring shape, the second gear (213) and the third gear (223) are respectively located at two ends of the closed ring shape, and the moving block (222) is connected with the hinge assembly (23).

7. The door opening and closing structure of a home appliance according to claim 6, wherein the chain (221) comprises a first chain and a second chain, the chain assembly (22) further comprises an adjusting member (224) to adjust the length of the chain assembly (22), a first end of the first chain is connected to a first end of the adjusting member (224), a second end of the first chain is connected to a first end of the moving block (222), a first end of the second chain is connected to a second end of the adjusting member (224), and a second end of the second chain is connected to a second end of the moving block (222).

8. The door opening and closing structure of a home appliance according to claim 7, wherein the adjusting member (224) comprises a plurality of screw rods engaged with each other, the plurality of screw rods are engaged with each other by a screw, and the length of the chain assembly (22) is adjusted by adjusting the distance between the plurality of screw rods.

9. The door opening and closing structure of a home appliance according to claim 6, wherein the chain assembly (22) further comprises a slide rail (225), the moving block (222) moves on the slide rail (225), and the third gear (223) is mounted on the slide rail (225).

10. A switch door structure of a home appliance according to claim 9, wherein the slide rail (225) comprises a bottom plate and side plates at both sides of the bottom plate.

11. The door opening and closing structure of a home appliance according to claim 10, wherein the moving block (222) comprises a block body and a limit shaft located on the block body, the side plate is provided with a limit hole, the extending direction of the limit hole is consistent with the moving direction of the moving block (222), and the limit shaft is installed in the limit hole.

12. The door opening and closing structure of a home appliance according to claim 2, wherein the hinge assembly (23) comprises a first connecting rod (231) and a second connecting rod (232), a first end of the first connecting rod (231) is connected to the chain assembly (22), a second end of the first connecting rod (231) is connected to a first end of the second connecting rod (232), and a second end of the second connecting rod (232) is connected to the door opening and closing member (30).

13. The opening and closing door structure of a home appliance according to claim 12, wherein the hinge assembly (23) further comprises a spring (233), a first end of the spring (233) is connected to the chain assembly (22), and a second end of the spring (233) is connected to the first connecting rod (231) to apply a closing force to the opening and closing door (30) through the first connecting rod (231).

14. Door opening and closing structure for a household appliance according to claim 1, characterized in that said driving structure (10) comprises a stepping motor, a synchronous motor, an alternating current motor, a direct current motor or a push rod motor.

15. A household appliance comprising a dishwasher, an oven, a steam box, a microwave oven, a disinfection cabinet, a steaming and baking all-in-one machine, a steaming and baking micro-all-in-one machine, a micro-baking all-in-one machine or a micro-steaming all-in-one machine, wherein the household appliance has the door opening and closing structure of any one of claims 1 to 14.