Refrigeration unit lifting mechanism and upright freezer

Abstract

The application provides a refrigerating unit lifting mechanism and a vertical refrigerator, which comprises left and right adjusting supports for supporting the refrigerating unit, and the left and right adjusting supports are connected with front and rear caster fixing plates through connecting frames. When the handles on the left and right adjusting supports are pulled, the left and right adjusting supports drive the refrigerating unit to adjust the up-down and front-back positions. The vertical refrigerator is provided with the refrigerating unit lifting mechanism. The application has the advantages of simple structure, convenient installation, adjustment of the up-down and front-back positions of the refrigerating unit, close contact of the refrigerating unit with the stepped installation space at the bottom of the vertical refrigerator, ensured refrigeration effect, convenient operation and high stability.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of refrigeration equipment, and particularly relates to a refrigeration unit lifting mechanism and a vertical refrigerator. BACKGROUND

[0002] In the prior art, there is a refrigeration unit lifting mechanism which can realize the lifting of the refrigeration unit in a vertical refrigerator. However, this lifting mechanism is only applicable to the structure in which the refrigeration unit occupies the bottom space of the vertical refrigerator. In order to increase the display area, a vertical refrigerator with a stepped bottom space has appeared, in which the refrigeration unit is arranged at the rear side of the bottom of the vertical refrigerator, and the front side of the vertical refrigerator is used to form a display space. When adjusting the position of the refrigeration unit, the ordinary lifting mechanism cannot realize the function of adjusting the up-down and front-back positions of the refrigeration unit. SUMMARY

[0003] The present application aims to solve the above technical problems and provide a refrigeration unit lifting mechanism which can conveniently adjust the up-down and front-back positions of the refrigeration unit.

[0004] The present application also provides a vertical refrigerator using the above refrigeration unit lifting mechanism.

[0005] The first aspect of the present application provides a refrigeration unit lifting mechanism arranged in a vertical refrigerator with a stepped bottom space, comprising a rack arranged at the rear side of the bottom of the vertical refrigerator and used to lift the refrigeration unit. The rack comprises left and right adjusting supports arranged on the left and right sides along the depth direction of the inside of the vertical refrigerator, and front and rear wheel fixing plates arranged on the front and rear sides along the width direction of the outside of the vertical refrigerator. The left and right adjusting supports are symmetrically arranged and each comprises a connecting frame vertically connected between the ends of the front and rear wheel fixing plates. A bottom plate frame is arranged on the inner side of the connecting frame. The bottom plate frame is L-shaped and comprises a mounting surface parallel to the connecting frame and a support surface perpendicular to the mounting surface. The support surface is provided with support frames at both ends along the length direction. The support frames support the support surface above the front or rear wheel fixing plate. The refrigeration unit is arranged between the two support surfaces. An active rod is arranged in parallel on the bottom plate frame. The end of the active rod is connected to one end of a connecting rod. The other end of the connecting rod passes through the mounting surface and is bent to contact the surface of the front or rear wheel fixing plate. At least one handle is arranged on the end of the connecting rod close to the active rod. The front and rear ends of the connecting frame are provided with long strip holes which are inclined in the same direction. The long strip holes are arranged to be inclined so that the bottom plate frame moves forward and backward synchronously during lifting. Bolts pass through the mounting surface, the connecting rod and the long strip holes in sequence. Nuts are arranged on the ends of the bolts. The nuts are tightened to position the bottom plate frame.

[0006] The second aspect of the present application provides a vertical refrigerator provided with the above refrigeration unit lifting mechanism.

[0007] The application has the advantages of simple structure, convenient installation, adjustment of the up-down and front-back positions of the refrigerating unit, close contact with the stepped installation space at the bottom of the vertical refrigerator, ensured refrigeration effect, convenient operation and high stability.

[0008] Other features and advantages of the present application will be described in detail in the following specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is an installation structure diagram of the present embodiment;

[0010] Figure 2 It is a structure diagram of the present embodiment;

[0011] Figure 3 、 Figure 4 It is an installation structure diagram (part) of the left adjusting bracket and the right adjusting bracket in the present embodiment. DETAILED DESCRIPTION

[0012] Referring to Figure 1 , the present embodiment provides a refrigerating unit lifting mechanism, which comprises a rack 2 arranged at the bottom of a vertical refrigerator 1, in order to solve the technical problems described in the background art, the technical scheme of the present embodiment is to combine Figure 2 , the rack 2 comprises a left adjusting bracket 21 and a right adjusting bracket 22 arranged on the left and right sides along the depth direction of the vertical refrigerator 1, and a front caster fixing plate 23 and a rear caster fixing plate 24 arranged on the front and rear sides along the width direction of the vertical refrigerator 1, the left adjusting bracket 21 and the right adjusting bracket 22 are symmetrically arranged, and each comprises a connecting frame 4 vertically connected between the end portions of the front caster fixing plate 23 and the rear caster fixing plate 24, the inside of the connecting frame 4 is provided with a bottom plate frame 41, referring to Figure 3 , the bottom plate frame 41 is L-shaped, comprising a mounting surface 411 parallel to the connecting frame 4 and a supporting surface 412 perpendicular to the mounting surface 411, the supporting surface 412 is provided with a supporting frame 413 at both ends along the length direction, the supporting frame 413 supports the supporting surface 412 above the front caster fixing plate 23 or the rear caster fixing plate 24, and the refrigerating unit 3 is arranged between the two supporting surfaces 412, the bottom plate frame 41 is provided with a movable rod 5 parallel thereto, the end of the movable rod 5 is connected to one end of a connecting rod 6, the other end of the connecting rod 6 penetrates through the mounting surface 411, and a bottom bending portion 61 is in surface contact with the front caster fixing plate 23 or the rear caster fixing plate 24, at least one end of the connecting rod 6 close to the movable rod 5 is provided with a handle 7, referring to Figure 4 , the front and rear ends of the connecting frame 4 are provided with long strip holes 8 inclined in the same direction, and a bolt 9 penetrates through the mounting surface 411, the connecting rod 6 and the long strip hole 8 in sequence, and a nut 10 is sleeved on the penetrating end.

[0013] When installing, first, the left adjusting support 21 and the right adjusting support 22 are placed inside the bottom of the upright freezer 1, then the refrigeration unit 3 is erected between the support surfaces 412 of the two bottom plate supports 41, the front caster fixing plate 23 and the rear caster fixing plate 24 are placed outside the bottom of the upright freezer 1, and are connected with the left adjusting support 21 and the right adjusting support 22 through the connecting frame 4, after the installation is completed, the handle 7 is pulled, so that the bolt 9 on the connecting rod 6 moves in the long hole 8, thereby realizing the action of the connecting rod 6, during the action, the bottom bent surface of the connecting rod 6 rotates on the front caster fixing plate 23 or the rear caster fixing plate 24, and the bottom plate support 41 can be lifted or lowered by using the lever principle, thereby realizing the up and down movement of the refrigeration unit 3, since the long hole 8 is obliquely arranged, and is matched with the bottom bent connecting rod 6, thereby making the bottom plate support 41 also realize the front and back movement of the refrigeration unit 3 during the lifting of the refrigeration unit 3.

[0014] In the embodiment, the end of the support surface 412 is provided with the baffle 11. The purpose is to make the refrigeration unit 3 more stable between the two support surfaces 412, and prevent falling during the movement.

[0015] In the embodiment, the two bottom sides of the bent surface of the bottom of the connecting rod 6 are arc-shaped transitions. The purpose is to reduce the resistance when the handle 7 is pulled, and prevent the wear of the surface of the front caster fixing plate 23 or the rear caster fixing plate 24.

[0016] The application also provides an upright freezer which is installed with the above refrigeration unit lifting mechanism.

[0017] The above is only the preferred embodiment of the application, and the protection scope of the application is not limited to the above embodiment, and any technical scheme which belongs to the idea of the application also belongs to the protection scope of the application. It should be noted that, for the ordinary skilled in the art, some improvements and decorations which do not deviate from the principle of the application should also be considered as the protection scope of the application.

Claims

1. A refrigeration unit lifting mechanism, installed in a vertical freezer with a stepped bottom space, comprising a frame installed at the rear bottom of the vertical freezer for lifting the refrigeration unit, characterized in that: The frame includes a left and right adjustment brackets arranged on the left and right sides along the internal depth direction of the vertical freezer, and a front and rear caster fixing plate arranged on the front and rear sides along the external width direction of the vertical freezer. The left and right adjustment brackets are symmetrically arranged and each includes a connecting frame perpendicularly connected between the ends of the front and rear caster fixing plates. A base plate frame is provided inside the connecting frame. The base plate frame is L-shaped and includes a mounting surface parallel to the connecting frame and a support surface perpendicular to the mounting surface. Support frames are provided at both ends of the support surface along the length direction, and the support frames support the support surface on the front caster fixing plate. Above the base plate or rear caster fixing plate, the refrigeration unit is mounted between two supporting surfaces. A movable rod is provided parallel to the base plate frame. The end of the movable rod is connected to one end of a connecting rod. The other end of the connecting rod passes through the mounting surface and is bent at the bottom to contact the surface of the front caster fixing plate or rear caster fixing plate. At least one connecting rod has a handle on the end near the movable rod. The front and rear ends of the connecting frame have elongated holes that are inclined in the same direction. The elongated holes are inclined so that the base plate frame moves back and forth synchronously during the lifting process. Bolts pass through the mounting surface, connecting rod and elongated holes in sequence, and nuts are fitted on the protruding ends. Tightening the nuts will position the base plate frame.

2. The refrigeration unit lifting mechanism according to claim 1, characterized in that: A baffle is provided at the end of the support surface.

3. The refrigeration unit lifting mechanism according to claim 1 or 2, characterized in that: The bottom of the connecting rod has a rounded transition on both sides of the bent surface.

4. A vertical freezer, characterized in that: It is equipped with a refrigeration unit lifting mechanism according to any one of claims 1 to 3.

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