CN111351303A

CN111351303A - Shelf lifting mechanism for refrigeration equipment and refrigeration equipment

Info

Publication number: CN111351303A
Application number: CN202010152191.9A
Authority: CN
Inventors: 姚南飞; 梁允镐
Original assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Current assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2020-06-30
Also published as: WO2021174899A1

Abstract

The invention discloses a shelf lifting mechanism for refrigeration equipment and the refrigeration equipment, wherein the shelf lifting mechanism for the refrigeration equipment comprises: a box body; the first guide rail and the second guide rail respectively extend along the up-down direction and are arranged on two opposite sides of the box body; the two ends of the supporting rod are respectively in sliding fit with the first guide rail and the second guide rail; the driving device is arranged on the box body and positioned between the first guide rail and the second guide rail, and the driving device is in transmission connection with the supporting rod so as to drive the supporting rod to move in the vertical direction; the baffle, the baffle level is placed and with the bracing piece links to each other. The shelf lifting mechanism for the refrigeration equipment has the advantages of simple structure, lower cost and better synchronism and consistency.

Description

Shelf lifting mechanism for refrigeration equipment and refrigeration equipment

Technical Field

The invention relates to the technical field of refrigeration equipment, in particular to a shelf lifting mechanism for the refrigeration equipment and the refrigeration equipment with the shelf lifting mechanism for the refrigeration equipment.

Background

In the refrigerator in the related art, a transmission structure for driving the shelves to ascend and descend is complex, guide rails of the shelves are independent of one another, the cost is high, and meanwhile, the synchronism and the consistency of the ascending and descending of the shelves are poor.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the shelf lifting mechanism for the refrigeration equipment, which has the advantages of simple structure, lower cost, better synchronism and consistency and the like.

The invention also provides the refrigeration equipment with the shelf lifting mechanism for the refrigeration equipment.

According to an embodiment of the first aspect of the invention, the shelf lifting mechanism for the refrigeration equipment comprises: a box body; the first guide rail and the second guide rail respectively extend along the up-down direction and are arranged on two opposite sides of the box body; the two ends of the supporting rod are respectively in sliding fit with the first guide rail and the second guide rail; the driving device is arranged on the box body and positioned between the first guide rail and the second guide rail, and the driving device is in transmission connection with the supporting rod so as to drive the supporting rod to move in the vertical direction; the baffle, the baffle level is placed and with the bracing piece links to each other.

According to the shelf lifting mechanism for the refrigeration equipment, the driving device is arranged between the first guide rail and the second guide rail, and the lifting function of the partition plate on one layer is realized by adopting one group of driving devices, so that not only is the cost optimized, but also the up-and-down movement of the multilayer partition plates can be realized by utilizing the same group of slide rails, and the synchronism and the consistency of the lifting of the partition plates are also excellent.

In addition, the shelf lifting mechanism for the refrigeration equipment according to the embodiment of the invention also has the following additional technical characteristics:

according to some embodiments of the invention, the drive device comprises: the lead screw is in threaded transmission with the support rod; and the driving motor is in transmission connection with the lead screw.

In some embodiments of the present invention, the support rod is provided with a transmission channel penetrating in an up-down direction, a transmission nut is arranged in the transmission channel, and the lead screw is inserted into the transmission channel and is matched with the transmission nut.

According to some embodiments of the invention, a first slider is disposed between the first guide rail and the support rod, a second slider is disposed between the second guide rail and the support rod, the first slider is in sliding fit with the first guide rail, and the second slider is in sliding fit with the second guide rail.

According to some embodiments of the invention, the shelf lifting mechanism for a refrigeration appliance further comprises: the mounting bracket is mounted on the box body, and the driving device is mounted on the mounting bracket.

According to some embodiments of the invention, the first rail and the second rail are mounted on a rear wall of the cabinet and are located at left and right sides of the cabinet, respectively.

According to some embodiments of the invention, the shelf lifting mechanism for a refrigeration appliance further comprises: a trim cover at least partially covering the first rail, the second rail, the support bar, and the drive device.

According to some embodiments of the invention, the shelf lifting mechanism for a refrigeration appliance further comprises: and the touch control part is communicated with the driving device to control the lifting of the partition plate.

According to some embodiments of the present invention, the supporting rods, the driving devices and the partition plates are respectively provided in a plurality in a one-to-one correspondence, the plurality of partition plates are spaced apart in an up-down direction, the plurality of driving devices are spaced apart in an up-down direction, and the plurality of supporting rods are respectively fitted on the first guide rail and the second guide rail.

The refrigeration equipment according to the second aspect embodiment of the invention comprises the shelf lifting mechanism for the refrigeration equipment according to the first aspect embodiment of the invention.

According to the refrigeration equipment provided by the embodiment of the invention, the shelf lifting mechanism for the refrigeration equipment is utilized, the structure is simple, the cost is lower, and the synchronism and the consistency are better.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a perspective view of a shelf lifting mechanism for a refrigeration appliance according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a shelf lifting mechanism for a refrigeration appliance according to an embodiment of the present invention;

FIG. 3 is a partial perspective view of a rack lift mechanism for a refrigeration appliance according to an embodiment of the present invention;

FIG. 4 is a partial schematic structural view of a shelf lifting mechanism for a refrigeration appliance according to an embodiment of the present invention;

FIG. 5 is a partial schematic view of a rack lift mechanism for a refrigeration appliance according to an embodiment of the present invention;

fig. 6 is an exploded view of a partial structure of a shelf elevating mechanism for a refrigerating apparatus according to an embodiment of the present invention;

fig. 7 is a schematic diagram of the mating of a first slider and a first rail (a second slider and a second rail) according to an embodiment of the present invention.

Reference numerals:

a shelf lifting mechanism 10 for refrigeration equipment, an adapting groove 11, a touch piece 12, a ball 13,

The device comprises a box body 100, a first guide rail 210, a second guide rail 220, a support rod 300, a transmission channel 301, a transmission nut 302, a driving device 400, a lead screw 410, a driving motor 420, a partition plate 500, a buckle 501, a first sliding block 610, a second sliding block 620, a first connecting piece 710, a second connecting piece 720, a mounting bracket 800, a baffle 801, a guide hole 802 and a decorative cover 900.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

A shelf lifting mechanism 10 for a refrigeration appliance according to an embodiment of the first aspect of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1 to 7, a shelf elevating mechanism 10 for a refrigerating apparatus according to an embodiment of the present invention includes: the case 100, the first guide rail 210, the second guide rail 220, the support bar 300, the driving device 400, and the partition 500.

Specifically, the first rail 210 and the second rail 220 extend in the vertical direction, respectively, and the first rail 210 and the second rail 220 are installed at opposite sides of the casing 100, respectively. The first guide rail 210 and the second guide rail 220 may be stainless steel members to guide the up-and-down movement, and the first guide rail 210 and the second guide rail 220 may be fixed to the box 100 by a plurality of screws to meet the load-bearing requirement of the partition 500. Both ends of the support rod 300 are slidably engaged with the first guide rail 210 and the second guide rail 220, respectively. The driving device 400 is installed on the box 100, and the driving device 400 is located between the first guide rail 210 and the second guide rail 220, and the driving device 400 is in driving connection with the supporting rod 300 to drive the supporting rod 300 to move in the up-and-down direction. The partition 500 is horizontally disposed and the partition 500 is connected to the support rod 300, wherein the partition 500 and the support rod 300 may be a single piece or separate pieces, and the present invention is not limited thereto.

For example, the first rail 210, the second rail 220, and the driving unit 400 are respectively installed on the rear wall of the cabinet 100, the first rail 210 is located at the left side of the cabinet 100 and the second rail 220 is located at the right side of the cabinet 100, the support bar 300 extends in the left-right direction, and the driving unit 400 is located between the first rail 210 and the second rail 220. Thus, the support rod 300 moves up and down to drive the partition 500 to move up and down.

It is understood that the support rods 300, the driving devices 400, and the partition plates 500 may be respectively provided in a plurality in a one-to-one correspondence, the plurality of partition plates 500 are spaced apart in the up-down direction, the plurality of driving devices 400 are spaced apart in the up-down direction, and the plurality of support rods 300 are respectively fitted on the first guide rail 210 and the second guide rail 220. That is, each partition 500 corresponds to one set of the driving means 400 and the supporting bar 300, so that the elevation of each partition 500 can be performed by the respective driving means 400, and all the partitions 500 share the first guide rail 210 and the second guide rail 220.

According to the shelf lifting mechanism 10 for the refrigeration equipment, the driving device 400 is arranged between the first guide rail 210 and the second guide rail 220, and the lifting function of the one-layer partition plate 500 is realized by adopting one group of driving devices 400, so that not only is the cost optimized, but also the up-and-down movement of the multi-layer partition plate 500 can be realized by utilizing the same group of slide rails, and the synchronism and the consistency of the lifting of the partition plate 500 are also excellent.

According to some embodiments of the present invention, as shown in fig. 3-6, the driving device 400 includes: a lead screw 410 and a drive motor 420. The lead screw 410 is in threaded transmission with the support rod 300, and the driving motor 420 is in transmission connection with the lead screw 410. In this way, the screw 410 converts the rotation of the driving motor 420 into the linear movement of the supporting rod 300, and the lifting movement of the supporting rod 300 can be realized by controlling the forward rotation and the reverse rotation of the driving motor 420, and the structure is simple, and the synchronism and the consistency are good.

In some embodiments of the present invention, as shown in fig. 3 and 6, the support rod 300 is provided with a transmission channel 301 penetrating in the up-down direction, a transmission nut 302 is disposed in the transmission channel 301, the lead screw 410 is disposed in the transmission channel 301, and the lead screw 410 is engaged with the transmission nut 302. Thus, the structure is simple and reliable.

According to some embodiments of the present invention, as shown in fig. 6, a first slider 610 is disposed between the first rail 210 and the supporting rod 300, a second slider 620 is disposed between the second rail 220 and the supporting rod 300, the first slider 610 is slidably engaged with the first rail 210, and the second slider 620 is slidably engaged with the second rail 220. That is, the first slider 610 is coupled to the support bar 300 and the first guide rail 210, respectively, and the second slider 620 is coupled to the support bar 300 and the second guide rail 220, respectively, thus facilitating assembly and maintenance. As shown in fig. 7, the first slider 610 and the first guide rail 210, and the second slider 620 and the second guide rail 220 are respectively in shape fit, and balls 13 (or other friction reducing structures) may be respectively disposed inside the first slider 610 and inside the second slider 620, so as to reduce sliding friction and make the use smoother.

Further, as shown in fig. 6, the left end of the supporting rod 300 is connected to the first slider 610 through a first connecting member 710, and the right end of the supporting rod 300 is connected to the second slider 620 through a second connecting member 720. The first connector 710 and the second connector 720 are respectively provided with an adapting groove 11, the rear wall of the partition board 500 is provided with a buckle 501 protruding backwards, and the buckle 501 is buckled in the adapting groove 11 to connect the partition board 500 with the support rod 300.

According to some embodiments of the present invention, as shown in fig. 3-6, the rack lifting mechanism 10 for a refrigeration appliance further comprises: and a mounting bracket 800, the mounting bracket 800 being mounted on the rear wall of the case 100, and the driving motor 420 being mounted on the mounting bracket 800. Further, a baffle 801 is arranged on the mounting bracket 800, a guide hole 802 is formed in the baffle 801, the guide hole 802 is opposite to the transmission channel 301 in the vertical direction, and the upper end of the lead screw 410 is matched in the guide hole 802, so that the lifting synchronism, consistency and stability are good.

According to some embodiments of the present invention, as shown in fig. 1 and 2, the rack lifting mechanism 10 for a refrigeration appliance further comprises: the decoration cover 900 at least partially covers the first guide rail 210, the second guide rail 220, the support rod 300 and the driving device 400, and the appearance integrity of the cabinet 100 can be improved by blocking the inner structure with the decoration cover 900.

According to some embodiments of the present invention, the rack lifting mechanism 10 for a refrigeration appliance further comprises: the touch control member 12, the touch control member 12 communicating with the driving device 400 to control the lifting of the partition 500, the touch control member 12 being mounted on the partition 500 or the case 100, including a button type and a touch screen type. For example, as shown in fig. 1 and fig. 2, the touch member 12 is in a key form, and includes an up key and a down key, when the up key is pressed, the driving motor 420 rotates forward, the driving motor 420 drives the lead screw 410 to rotate forward, the lead screw 410 is in threaded fit with the transmission nut 302, so as to realize that the supporting rod 300 is lifted up and synchronously drive the first slider 610 and the second slider 620 to lift up, thereby realizing that the partition board 500 is lifted up; when a descending key is pressed, the driving motor 420 rotates reversely, the driving motor 420 drives the lead screw 410 to rotate reversely, the lead screw 410 is in threaded fit with the transmission nut 302, the supporting rod 300 descends, and the first sliding block 610 and the second sliding block 620 are synchronously driven to descend, so that the partition board 500 descends.

The refrigeration equipment according to the second aspect embodiment of the present invention comprises the shelf lifting mechanism 10 for the refrigeration equipment according to the first aspect embodiment of the present invention.

According to the refrigeration equipment provided by the embodiment of the invention, the shelf lifting mechanism 10 for the refrigeration equipment is simple in structure, low in cost and good in synchronism and consistency.

Other constructions and operations of the refrigerating apparatus according to the embodiments of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, "a first feature" or "a second feature" may include one or more of the features, and the first feature "on" or "under" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. The first feature being "on," "over" and "above" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

It should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "a specific embodiment," "an example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A shelf lift mechanism for a refrigeration appliance, comprising:

a box body;

the first guide rail and the second guide rail respectively extend along the up-down direction and are arranged on two opposite sides of the box body;

the two ends of the supporting rod are respectively in sliding fit with the first guide rail and the second guide rail;

the driving device is arranged on the box body and positioned between the first guide rail and the second guide rail, and the driving device is in transmission connection with the supporting rod so as to drive the supporting rod to move in the vertical direction;

the baffle, the baffle level is placed and with the bracing piece links to each other.

2. The rack lifting mechanism for a refrigeration appliance according to claim 1, wherein the driving means comprises:

the lead screw is in threaded transmission with the support rod;

and the driving motor is in transmission connection with the lead screw.

3. The shelf lifting mechanism for the refrigeration equipment as claimed in claim 2, wherein the support rod is provided with a transmission channel which is through along the up-down direction, a transmission nut is arranged in the transmission channel, and the lead screw is arranged in the transmission channel in a penetrating manner and is matched with the transmission nut.

4. A shelf lifting mechanism for a refrigeration appliance as set forth in claim 1 wherein a first slide is disposed between said first rail and said support bar, a second slide is disposed between said second rail and said support bar, said first slide slidably engaging said first rail, and said second slide slidably engaging said second rail.

5. The rack lift mechanism for a refrigeration appliance according to claim 1, further comprising:

the mounting bracket is mounted on the box body, and the driving device is mounted on the mounting bracket.

6. The shelf lift mechanism for a refrigerator as in claim 1, wherein the first and second rails are mounted on the rear wall of the cabinet at left and right sides of the cabinet, respectively.

7. The rack lift mechanism for a refrigeration appliance according to claim 1, further comprising:

a trim cover at least partially covering the first rail, the second rail, the support bar, and the drive device.

8. The rack lift mechanism for a refrigeration appliance according to claim 1, further comprising:

and the touch control part is communicated with the driving device to control the lifting of the partition plate.

9. The shelf lifting mechanism for a refrigerator as claimed in any one of claims 1 to 8, wherein the support rods, the driving means and the partition plates are respectively plural in one-to-one correspondence, the plural partition plates are spaced apart in an up-down direction, the plural driving means are spaced apart in an up-down direction, and the plural support rods are respectively fitted to the first guide rail and the second guide rail.

10. Refrigeration device, characterized in that it comprises a shelf lifting mechanism for a refrigeration device according to any of claims 1 to 9.