Leveling device for electric appliance and electric appliance

Abstract

The utility model discloses a leveling device for an electric appliance and the electric appliance. The leveling device comprises a mounting frame, two supporting legs, two driving wheels and a transmission mechanism, the two supporting legs are respectively a front supporting leg and a rear supporting leg, and the two driving wheels are respectively a front driving wheel and a rear driving wheel; threaded parts are arranged on the two supporting legs, and the driving wheels are arranged on the threaded parts in a sleeving mode and connected with the threaded parts in a matched mode; the transmission mechanism comprises an adjusting wheel and a transmission rod, the adjusting wheel is matched and connected with the threaded part on the front supporting leg, and the transmission rod is arranged on the mounting frame and can rotate; wherein two worm gear parts are arranged on the transmission rod, and the two worm gear parts are in transmission fit connection with the adjusting wheel and the rear driving wheel correspondingly; the height position of the front driving wheel can be directly changed by rotating the front driving wheel, and the adjusting wheel can be rotated to drive the rear driving wheel to rotate through the transmission rod and change the height position so as to lift or lower the mounting frame. The leveling device has the advantages of convenience and rapidness in leveling operation and high practicability.

Description

Technical Field

[0001] The utility model relates to the field of electrical appliances, in particular to a leveling device for electrical appliances and the electrical appliance. Background Art

[0002] The bottom of the electrical appliance is usually provided with leveling support feet, and different leveling support feet are used to make the electrical appliance better leveled and aligned, thereby competing for its support stability; for example, household appliances such as refrigerators or wine cabinets are generally supported by four leveling support feet when placed.

[0003] Electrical appliances in the prior art are usually installed in a small space, especially built-in appliances, such as built-in wine cabinets or refrigerators. At this time, it is difficult for installers to reach the leveling support feet at the rear side. When leveling, the appliance needs to be moved out and adjusted based on experience, which makes the entire leveling process very difficult, making the entire installation process difficult to operate and inefficient. In addition, after long-term use, the leveling support feet may become loose and cause unevenness, requiring adjustment again. However, the weight of the appliance is large, and it is difficult for ordinary users to adjust by themselves, resulting in a poor user experience. Utility Model Content

[0004] In order to at least partially solve the deficiencies in the prior art, the main purpose of the utility model is to provide a leveling device for an electrical appliance and the electrical appliance, which has the advantages of convenient and quick leveling operation and strong practicality.

[0005] In order to achieve the above main purpose, the first aspect of the utility model provides a leveling device for an electrical appliance, comprising a mounting frame connected to a housing of the electrical appliance and two supporting feet, the two supporting feet being a front supporting foot and a rear supporting foot; and also comprising two driving wheels and a transmission mechanism;

[0006] The two driving wheels are respectively a front driving wheel and a rear driving wheel, both of which are rotatably arranged on the mounting frame; wherein, both supporting feet are provided with threaded parts, and the driving wheels are sleeved on the threaded parts and connected with the threaded parts;

[0007] The transmission mechanism includes an adjusting wheel and a transmission rod. The adjusting wheel is connected with the threaded part on the front support leg. The transmission rod is arranged on the mounting frame and can rotate. The transmission rod is provided with two worm gear parts, which are respectively connected with the adjusting wheel and the rear driving wheel.

[0008] Rotating the front drive wheel can directly change its height position relative to the front support foot, and rotating the adjustment wheel can drive the rear drive wheel to rotate through the transmission rod and change the height position of the rear drive wheel relative to the rear support foot, thereby lifting or lowering the mounting frame.

[0009] According to a specific implementation of the utility model, it also includes a transmission wheel, which is coaxially arranged with the adjusting wheel and located between the adjusting wheel and the front driving wheel; wherein the transmission wheel is meshed with the worm gear part, and the adjusting wheel drives the transmission rod to rotate through the transmission wheel.

[0010] According to a specific implementation of the utility model, the transmission wheel and the regulating wheel are connected together or prefabricated together.

[0011] According to a specific implementation of the utility model, when the transmission rod is arranged along the front-rear direction, the transmission wheel and the rear drive wheel are flush in the height direction.

[0012] According to a specific implementation of the utility model, the transmission wheel and the rear drive wheel are located on the same side of the transmission rod in the left-right direction.

[0013] According to a specific implementation of the utility model, the transmission wheel and the rear drive wheel are located on opposite sides of the transmission rod in the left-right direction.

[0014] According to a specific embodiment of the utility model, the mounting frame includes a front bracket and a rear bracket, the front drive wheel, the transmission wheel and the adjustment wheel are arranged on the front bracket and limited in the height direction by the front bracket, and the rear drive wheel is arranged on the rear bracket and limited in the height direction by the rear bracket.

[0015] Furthermore, the front bracket is box-shaped, the diameters of the front driving wheel and the adjusting wheel are set to exceed the diameter of the transmission wheel, and the front driving wheel and the adjusting wheel are configured to be partially exposed outside the front bracket.

[0016] According to a specific embodiment of the utility model, the electrical appliance has a base plate and a through hole arranged on the base plate, and the threaded portion is arranged to pass through the through hole upward; the supporting foot includes a bottom supporting portion having a supporting surface, the bottom supporting portion has a stop surface that can cover the through hole in the height direction, and the stop surface is used to limit the bottom supporting portion from passing through the through hole.

[0017] A second aspect of the utility model provides an electrical appliance, which comprises an electrical appliance body and the above-mentioned leveling device for the electrical appliance, wherein the leveling device is arranged at the bottom of the electrical appliance body.

[0018] The utility model has the following beneficial effects: it provides a leveling device for electrical appliances, the two supporting feet can be individually height-adjusted by driving wheels respectively, so as to accurately achieve the leveling of the electrical appliances, and achieve better leveling and alignment of the electrical appliances; at the same time, a transmission mechanism is provided, and the rear driving wheel is driven by an adjusting wheel and a transmission rod, that is, by rotating the adjusting wheel, the rear driving wheel can be driven to rotate by the transmission rod and the height position of the rear driving wheel relative to the rear supporting feet can be changed, so as to achieve lifting or lowering of the installation frame; under such a structure, the adjusting wheel can be placed in front, which is convenient for operators to operate, and has the advantages of convenient and quick leveling operation and strong practicality.

[0019] In order to more clearly illustrate the purpose, technical solutions and advantages of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is the first structural diagram of the electrical appliance embodiment of the utility model;

[0021] Figure 2 It is the second structural diagram of the electrical appliance embodiment of the utility model;

[0022] Figure 3 yes Figure 1 A top view of

[0023] Figure 4 It is the installation structure diagram of the leveling device;

[0024] Figure 5 is a perspective view of the leveling device;

[0025] Figure 6 is a top view of the leveling device;

[0026] Figure 7 It is a front view of the leveling device. DETAILED DESCRIPTION

[0027] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0028] The electrical appliance of the embodiment comprises an electrical appliance body and at least one set of leveling devices 10, wherein the electrical appliance body comprises a box having a bottom plate 20, and the leveling device 10 is arranged at the bottom of the box. The electrical appliance of the embodiment is, for example, a built-in wine cabinet or a refrigerator, and the bottom plate 20 is specifically the bottom wall of the compressor compartment; Figure 1-3 As shown, there are specifically two groups of leveling devices 10, and the two groups of leveling devices 10 are arranged opposite to each other in the left and right directions to cooperate in realizing the alignment of the electrical appliance body.

[0029] The specific structure of a group of leveling devices 10 located on the left side is described below by taking an example.

[0030] like Figure 4-5As shown, the leveling device 10 includes a mounting frame 11, two supporting legs 12, two driving wheels 13 and a transmission mechanism 14; wherein, the mounting frame 11 can be an integrated frame or a split frame; illustratively, the mounting frame 11 in the embodiment includes a front bracket 11a and a rear bracket 11b, and the front bracket 11a and the rear bracket 11b are directly mounted on the base plate 20, for example, by bolts, and can also be mounted on a side plate 30 fixedly connected to the base plate 20.

[0031] The two support legs 12 are respectively a front support leg 12a and a rear support leg 12b. The front support leg 12a is installed corresponding to the front bracket 11a, and the rear support leg 12b is installed corresponding to the rear bracket 11b. The upper part of the support leg 12 is provided with a threaded portion 121, and the lower part of the support leg 12 is a bottom support portion 122 having a support surface 1221. Please continue to refer to Figure 4 A through hole is provided on the bottom plate 20, and the threaded portion 121 is configured to pass through the through hole upward and can slide in the height direction relative to the through hole. Preferably, a sliding support seat 21 is provided in the through hole to facilitate the sliding of the threaded portion 121; the bottom support portion 122 has a stop surface 1222 that can cover the through hole in the height direction, and the stop surface 1222 is used to limit the bottom support portion 122 from passing through the through hole.

[0032] The two driving wheels 13 are respectively a front driving wheel 131 and a rear driving wheel 132, both of which are rotatably arranged on the mounting frame 11; specifically, the driving wheel 13 is sleeved on the threaded portion 121 and is connected with the threaded portion 121; by rotating the driving wheel 13 relative to the threaded portion 121, the mounting frame 11 can be lifted or lowered.

[0033] The transmission mechanism 14 is used to advance the driving source of the rear driving wheel 132, and includes an adjusting wheel 141 and a transmission rod 142. The adjusting wheel 141 is connected to the threaded portion 121 on the front supporting foot 12a, and the transmission rod 142 is arranged on the mounting frame 11 and can rotate. Among them, two worm gear portions 143 are provided on the transmission rod 142, and the two worm gear portions 143 are respectively connected to the adjusting wheel 141 and the rear driving wheel 132 for transmission.

[0034] In order to make the structure more compact, the transmission mechanism 14 in the embodiment further includes a transmission wheel 144, which is coaxially arranged with the adjusting wheel 141 and located between the adjusting wheel 141 and the front driving wheel 131; wherein the transmission wheel 144 is meshed with the worm gear portion, and the adjusting wheel 141 drives the transmission rod 142 to rotate through the transmission wheel 144. Preferably, the transmission wheel 144 and the adjusting wheel 141 are connected together or prefabricated together.

[0035] Among them, the front driving wheel 131, the transmission wheel 144 and the adjustment wheel 141 are arranged on the front bracket 11a and are limited by the front bracket 11a in the height direction, and the rear driving wheel 132 is arranged on the rear bracket 11b and is limited by the rear bracket 11b in the height direction. In the embodiment, by rotating the front driving wheel 131, its height position relative to the front supporting foot 12a can be directly changed, and by rotating the adjustment wheel 141, the rear driving wheel 132 can be driven to rotate through the transmission rod 142 and the height position of the rear driving wheel 132 relative to the rear supporting foot 12b can be changed, thereby lifting or lowering the mounting frame 11.

[0036] like Figure 5-7 As shown, when the transmission rod 142 is arranged in the front-to-back direction, the transmission wheel 144 and the rear drive wheel 132 are flush in the height direction, wherein the transmission wheel 144 and the rear drive wheel 132 are located on opposite sides of the transmission rod 142 in the left-right direction. In an optional embodiment, the transmission wheel 144 and the rear drive wheel 132 may also be located on the same side of the transmission rod 142 in the left-right direction, which will not be elaborated here.

[0037] Please refer again Figure 1-2 , the front bracket 11a is box-shaped, the diameters of the front driving wheel 131 and the adjusting wheel 141 are set to exceed the diameter of the transmission wheel 144, and the front driving wheel 131 and the adjusting wheel 141 are configured to be partially exposed outside the front bracket 11a, so as to directly rotate the front driving wheel 131 and the adjusting wheel 141. Further, as Figure 7 As shown, the front drive wheel 131 and the adjusting wheel 141 in the embodiment are preferably provided with a plurality of position adjustment holes 15, and the front drive wheel 131 and the adjusting wheel 141 can be manually rotated by inserting components such as pins into different position adjustment holes 15, thereby realizing convenient rotation of the front drive wheel 131 and the adjusting wheel 141, which is beneficial to operation.

[0038] Although the present invention is described above through embodiments, it should be understood that the above embodiments are only used to exemplarily describe the feasible implementation methods of the present invention, and should not be interpreted as limiting the scope of protection of the present invention. That is, any replacement or change made by those skilled in the art in accordance with the present invention should also be covered by the scope of protection of the claims of the present invention.

Claims

1. A leveling device for an electrical appliance, comprising a mounting frame connected to a housing of the electrical appliance and two supporting feet, wherein the two supporting feet are a front supporting foot and a rear supporting foot; characterized in that: Two driving wheels, namely a front driving wheel and a rear driving wheel, are rotatably arranged on the mounting frame; wherein the two supporting legs are provided with threaded parts, the driving wheels are sleeved on the threaded parts and are connected with the threaded parts; The transmission mechanism comprises an adjusting wheel and a transmission rod, wherein the adjusting wheel is connected with the threaded portion on the front supporting foot, and the transmission rod is arranged on the mounting frame and can rotate on its own; wherein the transmission rod is provided with two worm gear portions, and the two worm gear portions are respectively connected with the adjusting wheel and the rear driving wheel in a transmission manner; Rotating the front drive wheel can directly change its height position relative to the front support foot, and rotating the adjustment wheel can drive the rear drive wheel to rotate through the transmission rod and change the height position of the rear drive wheel relative to the rear support foot, thereby lifting or lowering the mounting frame.

2. The leveling device for an electrical appliance according to claim 1, characterized in that: It also includes a transmission wheel, which is coaxially arranged with the adjusting wheel and located between the adjusting wheel and the front driving wheel; wherein the transmission wheel is meshed with the worm gear part, and the adjusting wheel drives the transmission rod to rotate through the transmission wheel.

3. The leveling device for an electrical appliance as claimed in claim 2, characterized in that: The transmission wheel and the regulating wheel are connected together or prefabricated together.

4. The leveling device for an electrical appliance according to claim 2, characterized in that: When the transmission rod is arranged along the front-rear direction, the transmission wheel and the rear driving wheel are flush with each other in the height direction.

5. The leveling device for an electrical appliance according to claim 2, characterized in that: The transmission wheel and the rear drive wheel are located on the same side of the transmission rod in the left-right direction.

6. The leveling device for an electrical appliance as claimed in claim 2, characterized in that: The transmission wheel and the rear drive wheel are located on opposite sides of the transmission rod in the left-right direction.

7. The leveling device for an electrical appliance according to claim 2, characterized in that: The mounting frame comprises a front bracket and a rear bracket, the front driving wheel, the transmission wheel and the adjusting wheel are arranged on the front bracket and limited in height by the front bracket, and the rear driving wheel is arranged on the rear bracket and limited in height by the rear bracket.

8. The leveling device for an electrical appliance according to claim 7, characterized in that: The front bracket is box-shaped, the diameters of the front driving wheel and the adjusting wheel are set to exceed the diameter of the transmission wheel, and the front driving wheel and the adjusting wheel are configured to be partially exposed outside the front bracket.

9. The leveling device for an electrical appliance according to claim 1, characterized in that: The electrical appliance has a bottom plate and a through hole arranged on the bottom plate, and the threaded portion is arranged to pass through the through hole upward; the supporting foot includes a bottom supporting portion with a supporting surface, and the bottom supporting portion has a stop surface that can cover the through hole in the height direction, and the stop surface is used to limit the bottom supporting portion from passing through the through hole.

10. An electrical appliance, characterized in that: The invention comprises an electrical appliance body and a leveling device for an electrical appliance as claimed in any one of claims 1 to 9, wherein the leveling device is arranged at the bottom of the electrical appliance body.

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