CN113623931B

CN113623931B - Refrigerator with electric lifting shelf device

Info

Publication number: CN113623931B
Application number: CN202110734415.1A
Authority: CN
Inventors: 郝倩; 刘志成; 芮群娜
Original assignee: Whirlpool China Co Ltd
Current assignee: Whirlpool China Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2023-01-06
Anticipated expiration: 2041-06-30
Also published as: CN113623931A

Abstract

The invention discloses a refrigerator with an electric lifting shelf device, which comprises a refrigerator body, a refrigerating chamber and a freezing chamber which are arranged in the refrigerator body, and two sets of shelf lifting assemblies which are pre-embedded in the refrigerating chamber, wherein shelves are arranged in the refrigerating chamber; shelf lifting unit includes pre-buried many vertical guide rails in walk-in both sides wall foaming layer, guide rail side slidable mounting has the shelf lifter that can up-and-down motion in the guide rail, shelf lifter side-mounting has roller bearing, roller bearing keeps away from the one end rotation of shelf lifter and installs the shelf draw-in groove. The invention can lift the shelf in the refrigerating chamber of the refrigerator, and is convenient for taking out and placing the articles in the shelf.

Description

Refrigerator with electric lifting shelf device

Technical Field

The invention relates to the technical field of refrigerators, in particular to a refrigerator with an electric lifting shelf device.

Background

With the continuous rise of living standard, the volume of the refrigerator purchased by people is larger and larger. As the volume of the refrigerator is increasing, the height and depth of the refrigerator are also increasing. Thereby causing the position of the top shelf of the refrigerator to be continuously raised. The rising of the position of the top shelf of the refrigerator causes troubles to partial people when the top shelf is used for placing and taking out articles. Therefore, a problem to be solved by those skilled in the art is how to provide a refrigerator with an electric lifting shelf device.

Disclosure of Invention

The present invention is directed to solving, at least in part, one of the technical problems in the related art. Therefore, an object of the present invention is to provide a refrigerator with an electric shelf lifting device, which can lift and lower a shelf of the refrigerator to facilitate people to place and take out food.

The refrigerator with the electric lifting shelf device comprises a refrigerator body, a refrigerating chamber and a freezing chamber which are arranged in the refrigerator body, and two sets of shelf lifting assemblies which are pre-embedded in the refrigerating chamber, wherein shelves are arranged in the refrigerating chamber;

the shelf lifting assembly comprises a plurality of vertical guide rails which are embedded in foaming layers of two side walls of the refrigerating chamber, a shelf lifting block which can move up and down in the guide rails is slidably mounted on the side of the guide rails, a roller bearing is mounted on the side face of the shelf lifting block, and a shelf clamping groove is rotatably mounted at one end, far away from the shelf lifting block, of the roller bearing.

Preferably, a motor box is installed at the top of the refrigerator body, a motor is arranged in the motor box, a traction wire pipe orifice is reserved at the bottom of the motor box, and the traction wire pipe orifice penetrates through the bottom of the motor box.

Preferably, an assembly descending button and an assembly ascending button are pre-embedded in the side wall of the refrigerating chamber, and the motor is electrically connected with the assembly descending button and the assembly ascending button.

Preferably, a traction wire is wound at the bearing end of the motor, and the other end of the traction wire penetrates through the traction wire pipe and is fixedly mounted on the roller bearing through binding.

Preferably, the length of the traction wire is greater than the length of the guide rail.

Preferably, the guide rails are three, the guide rails are the same in length and are arranged in parallel, guide blocks are arranged in the guide rails, and limiting blocks are installed at the bottom ends of the guide rails.

Preferably, the shelf lifting block is of an inverted triangle structure, and three corners of the shelf lifting block are fixedly installed corresponding to three guide blocks in the guide rail.

Preferably, the side surface of the shelf lifting block close to the shelf clamping groove is provided with a shelf limiting clamping piece capable of being pressed and popped.

Preferably, the motor box is fixed on the top of the refrigerator body through bolts.

Compared with the prior art, the invention has the beneficial effects that:

when food in the refrigerator needs to be taken out, the shelf clamping grooves on the two sides of the inner side of the refrigerating chamber are adjusted to be in a horizontal position, the shelf limiting clamping piece is pressed to fix the bottoms of the shelf clamping grooves, the shelf is transversely pulled out and clamped between the two shelf clamping grooves, the component descending button is pressed, the motor is started, the bearing end of the motor rotates reversely to enable the traction wire to be discharged from the bearing end, the shelf lifting block moves downwards to reach a specified position simultaneously, the motor stops rotating, after the goods are taken and placed, the component ascending button is pressed, the motor is started, the bearing end of the motor rotates normally to enable the traction wire to be wound on the bearing, the shelf lifting block moves upwards to a corresponding position simultaneously and pushes the shelf into the refrigerator, and the shelf limiting clamping piece is pressed to enable the shelf clamping grooves to be vertically placed to complete integral taking.

Drawings

The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a refrigerator with an electric lifting shelf device according to the present invention;

FIG. 2 is a schematic structural view of the shelf elevating block proposed in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the lateral mounting of the shelf slot of FIG. 1 according to the present invention;

FIG. 4 is a schematic structural view of the motor assembly set forth in FIG. 1 in accordance with the present invention;

FIG. 5 is a schematic view of a first step of the refrigerator with an electric shelf lifting device according to the present invention;

fig. 6 is a schematic diagram of a second step of the refrigerator with the electric lifting shelf device according to the present invention.

In the figure: 1. a refrigerator body; 2. a shelf; 3. a component lowering button; 4. a component up button; 5. a shelf lifting assembly; 6. pulling the wire tube; 7. a motor box; 8. a shelf lifting block; 9. a roller; 10. a pull wire; 11. the shelf limiting clamping piece; 12. a guide rail; 13. a limiting block; 14. a motor; 15. a shelf slot; 16 roller bearings.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

Referring to fig. 1-4, a refrigerator with an electric lifting shelf 2 device comprises a refrigerator body 1, a refrigerating chamber and a freezing chamber which are arranged in the refrigerator body 1, and two sets of shelf lifting assemblies 5 which are pre-embedded in the refrigerating chamber, wherein the shelves 2 are arranged in the refrigerating chamber;

shelf lifting unit 5 includes pre-buried many vertical guide rails 12 in the both sides wall foaming layer of walk-in room, guide rail 12 side slidable mounting has the shelf lifter 8 that can up-and-down motion in

guide rail

12, and 8 side-mounting of shelf lifter have gyro wheel bearing 16, and gyro wheel bearing 16 keeps away from the one end rotation of shelf lifter 8 and installs shelf draw-in groove 15, and shelf draw-in groove 15 can use gyro wheel bearing 16 to rotate as the center pin, and when shelf draw-in groove 15 parallel arrangement, shelf 2 fixed mounting is in the middle part of the shelf draw-in groove 15 of both sides.

A motor box 7 is installed at the top of the refrigerator body 1, the motor box 7 is fixed through bolts, a motor 14 is arranged in the motor box 7, a traction wire pipe 6 pipe orifice is reserved at the bottom of the motor box 7, and the traction wire pipe 6 pipe orifice penetrates through the bottom of the motor box 7.

The side wall of the refrigerating chamber is pre-embedded with an assembly descending button 3 and an assembly ascending button 4, and the motor 14 is electrically connected with the assembly descending button 3 and the assembly ascending button 4 and used for controlling the forward and reverse rotation of the bearing end of the motor 14 so as to control the up-and-down movement of the shelf lifting block 8 on the guide rail 12.

The bearing end of the motor 14 is wound with a traction wire 10, the traction wire 10 can move up and down in the traction wire pipe 6, the other end of the traction wire 10 penetrates through the traction wire pipe 6 and is fixedly mounted on the roller bearing 16 through binding, the other end of the traction wire pipe 6 is fixed on the refrigerator body 1 through glue, the pipe orifice fixing position is flush with the roller 9 of the extension guide rail 12 of the shelf 2, and the length of the traction wire 10 is larger than that of the guide rail 12.

The guide rails 12 are three, the three guide rails 12 are the same in length and are arranged in parallel, guide blocks are arranged in the guide rails 12 and are used for sliding in the guide rails 12, meanwhile, the fixed shelf lifting blocks 8 are fixed, and the limiting blocks 13 are installed at the bottom ends of the guide rails 12.

Shelf lifter 8 is the inverted triangle structure, and the inverted triangle structure makes shelf lifter 8 can be very stable move on guide rail 12, prevents that shelf lifter 8 from producing the slope when reciprocating, and three guide blocks in 8 three corners departments of shelf lifter and the guide rail 12 correspond fixed mounting.

The side that the shelf elevator 8 is close to shelf draw-in groove 15 is provided with the spacing fastener of shelf 11 that can press to pop out, and the spacing fastener of shelf 11 is provided with two, presses the spacing fastener of shelf 11 when shelf draw-in groove 15 level sets up, just in time blocks in shelf draw-in groove 15 bottom after the spacing fastener of shelf 11 pops out for shelf draw-in groove 15 can not produce and rock.

Referring to fig. 4-6, the working principle: when food in the shelf 2 needs to be taken out, the shelf clamping grooves 15 on two sides of the inner side of the refrigerating chamber are adjusted to be in a horizontal position, the shelf limiting clamping pieces 11 are pressed to fix the bottoms of the shelf clamping grooves 15, the shelf 2 is transversely pulled out and clamped between the two shelf clamping grooves 15, the component descending button 3 is pressed, the motor 14 is started, the bearing end of the motor 14 rotates reversely to enable the traction wire 10 to be discharged from the bearing end, the shelf lifting blocks 8 move downwards simultaneously to reach the designated positions, then the motor 14 stops rotating, after the goods are taken and placed, the component ascending button 4 is pressed, the motor 14 is started, the bearing end of the motor 14 rotates forwards to enable the traction wire 10 to be wound on the bearing, the shelf lifting blocks 8 move upwards simultaneously to reach the corresponding positions to push the shelf 2 into the refrigerator, the shelf limiting clamping pieces 11 are pressed to enable the shelf clamping grooves 15 to be vertically placed to complete integral taking, the shelf 2 in the refrigerating chamber of the refrigerator can be lifted, and the goods in the refrigerating chamber can be conveniently taken out and placed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. A refrigerator with an electric lifting shelf device is characterized by comprising a refrigerator body, a refrigerating chamber and a freezing chamber which are arranged in the refrigerator body, and two sets of shelf lifting assemblies which are pre-embedded in the refrigerating chamber, wherein shelves are arranged in the refrigerating chamber;

the shelf lifting assembly comprises a plurality of vertical guide rails embedded in foaming layers on two side walls of the refrigerating chamber, a shelf lifting block capable of moving up and down in the guide rails is slidably mounted on the side of each guide rail, a roller bearing is mounted on the side surface of each shelf lifting block, and a shelf clamping groove is rotatably mounted at one end, far away from each shelf lifting block, of each roller bearing;

the guide rails are three, the three guide rails are identical in length and are arranged in parallel, guide blocks are arranged in the guide rails, the bottom ends of the guide rails are provided with limit blocks, the shelf lifting blocks are of inverted triangle structures, three corners of each shelf lifting block are fixedly installed corresponding to the three guide blocks in the guide rails, and shelf limiting clamp pieces capable of being pressed and popped out are arranged on the side faces, close to the shelf clamping grooves, of the shelf lifting blocks;

a motor box is mounted at the top of the refrigerator body, a motor is arranged in the motor box, a traction wire pipe orifice is reserved at the bottom of the motor box, and the traction wire pipe orifice penetrates through the bottom of the motor box;

an assembly descending button and an assembly ascending button are pre-embedded in the side wall of the refrigerating chamber, and the motor is electrically connected with the assembly descending button and the assembly ascending button;

a traction wire is wound at the bearing end of the motor, and the other end of the traction wire penetrates through a traction wire pipe and is fixedly arranged on the roller bearing through binding;

when food inside the shelf needs to be taken out, the shelf clamping grooves on the two sides of the inner side of the refrigerating chamber are adjusted to be horizontal, the shelf limiting clamping pieces are pressed to fix the bottoms of the shelf clamping grooves, the shelf is transversely pulled out and clamped between the two shelf clamping grooves, the component descending button is pressed down, the motor is started, the bearing end of the motor rotates reversely to enable the traction wire to be discharged from the bearing end, the shelf lifting block moves downwards to reach a designated position simultaneously and stops rotating, the component ascending button is pressed down after the goods are taken and placed, the motor is started, the bearing end of the motor rotates normally to enable the traction wire to be wound into the bearing, the shelf lifting block moves upwards to the corresponding position simultaneously and pushes the shelf into the refrigerator, and the shelf limiting clamping pieces are pressed down to enable the shelf clamping grooves to be placed vertically to complete overall taking.

2. The refrigerator of claim 1, wherein the length of the pull line is greater than the length of the guide rail.

3. The refrigerator of claim 1, wherein the motor case is fixed to a top of a refrigerator body by bolts.