CN215908683U

CN215908683U - Vacuum pump damping device for refrigerator

Info

Publication number: CN215908683U
Application number: CN202121087347.6U
Authority: CN
Inventors: 邓萍萍; 尚殿波; 马长洲
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2022-02-25
Anticipated expiration: 2031-05-20

Abstract

The utility model discloses a vacuum pump damping device for a refrigerator, and relates to the technical field of storage equipment. The utility model comprises a storage chamber, wherein the storage chamber comprises a rear side plate, and a hanging plate is fixedly connected to the inner surface of the rear side plate; a shock absorbing housing disposed within the storage compartment; the damping sleeve is arranged inside the damping shell; the vacuum pump is arranged inside the damping sleeve; and one end of the shock pad is fixedly connected to the inner surface of the rear side plate of the storage chamber, and the other end of the shock pad is tightly attached to the shock absorption shell. And one end of the suspension rope is movably connected with the suspension plate, and the other end of the suspension rope is movably connected with the damping shell. According to the utility model, the vacuum pump is suspended and fixed by adopting the flexible connection of the suspension rope and the shock pad, so that the vibration transmission during operation is reduced; meanwhile, the structure is simple, and the installation and the disassembly are easy.

Description

Vacuum pump damping device for refrigerator

Technical Field

The utility model belongs to the technical field of storage equipment, and particularly relates to a vacuum pump damping device for a refrigerator.

Background

In recent years, the emphasis of the upgrading of refrigerator technology has been on food preservation. The common refrigerator preservation technologies on the market at present mainly comprise zero-degree preservation, water molecule activation preservation, VC preservation, vacuum preservation and the like, wherein the vacuum preservation technology can preserve food in a low-oxygen environment close to vacuum, so that the aim of preservation can be achieved by inhibiting the growth of bacteria. The application of the vacuum preservation technology in the refrigerator mainly comprises two types, namely a built-in vacuum preservation container and an external vacuum preservation container. The most common is to have a built-in vacuum pump to evacuate the entire refrigerator or a portion of the refrigerator volume.

The vacuum pump installation mode of the existing vacuum fresh-keeping refrigerator is as follows: firstly, directly fixing a vacuum pump on a vacuum refreshing shell by using a screw, secondly, directly installing the vacuum pump on a door body of a refrigerating chamber, and thirdly, directly arranging the vacuum pump at the rear part of a drawer by arranging an elastic layer between the vacuum refreshing shell and the drawer; these mounting means allow the vibration generated when the vacuum pump operates to be directly transmitted to the casing and the support member of the casing, thereby causing noise and vibration of the whole refrigerator.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vacuum pump damping device for a refrigerator, which reduces vibration transmission during operation by fixedly hanging a vacuum pump in a flexible connection manner and solves the problem that the conventional vacuum pump is subjected to vibration transmission to a shell and a support member of the shell during operation, so that the whole noise and vibration of the refrigerator are caused. Meanwhile, the damping device is simple in structure and easy to install and detach.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a shock-absorbing device of a vacuum pump for a refrigerator, which comprises

The storage chamber comprises a rear side plate, and a hanging plate is fixedly connected to the inner surface of the rear side plate;

the damping shell is arranged in the storage chamber, and an installation cavity is arranged in the damping shell;

the damping sleeve is arranged in the damping shell, and the outer surface of the damping sleeve is abutted to the inner wall of the mounting cavity;

the vacuum pump is arranged inside the damping sleeve, and the outer surface of the vacuum pump is abutted to the inner surface of the damping sleeve;

and one end of the shock pad is fixedly connected to the inner surface of the rear side plate of the storage chamber, and the other end of the shock pad is tightly attached to the shock absorption shell.

And one end of the suspension rope is movably connected with the suspension plate, and the other end of the suspension rope is movably connected with the damping shell.

Further, the suspension plate comprises a first suspension plate and a second suspension plate, the first suspension plate is provided with a first through hole, and the second suspension plate is provided with a second through hole.

Furthermore, a reinforcing rib is axially arranged on the outer surface of the damping shell, a third through hole and a fourth through hole are formed in the reinforcing rib, and the third through hole and the fourth through hole are axially distributed at two ends of the reinforcing rib.

Furthermore, hooks are arranged at two ends of the suspension rope; the suspension ropes comprise a first suspension rope and a second suspension rope, one end of the first suspension rope is connected with the first through hole in a matched mode through a hook, and the other end of the first suspension rope is movably connected with the third through hole; and one end of the second suspension rope is matched and connected with the second through hole through a hook, and the other end of the second suspension rope is movably connected with the fourth through hole.

Furthermore, a plurality of sound absorption strips are uniformly distributed on the inner surface of the damping sleeve and are abutted to the outer surface of the vacuum pump.

Furthermore, the plurality of sound absorption strips are wound on the periphery of the inner surface of the damping sleeve and are parallel to each other, and the plurality of sound absorption strips are uniformly distributed along the axial direction.

Further, the shock pad is a rubber shock pad.

Further, the suspension rope is a rubber suspension rope.

The utility model has the following beneficial effects:

1. according to the utility model, the vacuum pump is suspended and fixed by adopting the flexible connection of the suspension rope and the shock pad, so that the noise generated by vibration during the operation of the vacuum pump is reduced.

2. The utility model has simple structure, easy assembly and disassembly and lower cost.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a shock absorbing device for a vacuum pump of a refrigerator according to the present invention;

FIG. 2 is a schematic view illustrating a shock absorbing device for a vacuum pump for a refrigerator according to the present invention suspended at a side panel of the refrigerator;

FIG. 3 is a right side view of a shock absorbing device for a vacuum pump for a refrigerator according to the present invention;

FIG. 4 is a sectional view A-A of a vacuum pump shock-absorbing device for a refrigerator according to the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-storage chamber, 2-damping shell, 3-damping sleeve, 4-vacuum pump, 5-damping cushion, 6-suspension rope, 7-suspension plate, 101-rear side plate, 201-reinforcing rib, 202-third through hole, 203-fourth through hole, 301-sound absorption bar, 601-first suspension rope, 602-second suspension rope, 701-first suspension plate, 702-second suspension plate, 801-first through hole and 802-second through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "surface," "side," "center," "length," "inner," "periphery," "end," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the present invention.

Referring to fig. 1-4, the present invention is a shock absorbing device for a vacuum pump of a refrigerator, comprising a storage chamber 1, wherein the storage chamber 1 comprises a rear side plate 101, and a hanging plate 7 is fixedly connected to the inner surface of the rear side plate 101; the suspension plate 7 includes a first suspension plate 701 and a second suspension plate 702, the first suspension plate 701 has a first through hole 801, and the second suspension plate 702 has a second through hole 802.

Damping housing 2, damping housing 2 set up in storeroom 1, and damping housing 2 surface is provided with a strengthening rib 201 along the axial, and third through hole 202 and fourth through hole 203 have been seted up to strengthening rib 201, and third through hole 202 and fourth through hole 203 distribute at strengthening rib 201 both ends along the axial.

The suspension plate 7 is movably connected with the damping shell 2 through a rubber suspension rope 6, and hooks are arranged at two ends of the rubber suspension rope 6; the rubber suspension rope 6 comprises a first suspension rope 601 and a second suspension rope 602, one end of the first suspension rope 601 is connected with the first through hole 801 in a matched mode through a hook, and the other end of the first suspension rope is connected with the third through hole 202 in a matched mode; one end of the second suspension rope 602 is connected with the second through hole 802 in a matching way through a hook, and the other end of the second suspension rope is connected with the fourth through hole 203 in a matching way. The rubber suspension cords 6 serve to provide an upward pulling force to the vacuum pump 4 assembly while dampening vertical vibrations.

And one end of the rubber shock pad 5 is fixedly connected with the inner surface of the rear side plate 101, and the other end of the rubber shock pad 5 is tightly attached to the shock absorption shell 2. The rubber shock-absorbing pad 5 can buffer the horizontal shock of the vacuum pump assembly.

Referring to fig. 3-4, a damping housing 3 is disposed inside the damping housing 2, and a vacuum pump is disposed inside the damping housing. The outer surface of the damping sleeve 3 is abutted against the inner wall of the damping shell, and the outer surface of the vacuum pump 4 is abutted against the inner surface of the damping sleeve 3;

3 internal surface equipartitions of shock attenuation cover have many to inhale sound strip 301, inhale sound strip 301 and all around 3 internal surface week sides of shock attenuation cover and be parallel to each other, many inhale sound strip 301 along axial evenly distributed, inhale sound strip 301 and vacuum pump 4 surface butt. The sound absorption strip 301 is of a concave-convex structure on the inner surface of the damping sleeve, and can effectively absorb noise generated when the vacuum pump operates.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" 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 utility model. 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.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A vacuum pump damping device for a refrigerator, comprising:

the storage chamber (1) comprises a rear side plate (101), and a hanging plate (7) is fixedly connected to the inner surface of the rear side plate (101);

the shock absorption shell (2), the shock absorption shell (2) is arranged in the storage chamber (1), and an installation cavity is arranged inside the shock absorption shell (2);

the damping sleeve (3) is arranged inside the damping shell (2), and the outer surface of the damping sleeve (3) is abutted to the inner wall of the mounting cavity;

the vacuum pump (4) is arranged inside the damping sleeve (3), and the outer surface of the vacuum pump (4) is abutted to the inner surface of the damping sleeve (3);

one end of the shock pad (5) is fixedly connected with the inner surface of the rear side plate (101), and the other end of the shock pad (5) is tightly attached to the shock absorption shell (2);

one end of the suspension rope (6) is movably connected with the suspension plate (7), and the other end of the suspension rope (6) is movably connected with the damping shell (2).

2. A shock absorbing device for a vacuum pump of a refrigerator as claimed in claim 1, wherein said suspension plate (7) comprises a first suspension plate (701) and a second suspension plate (702), said first suspension plate (701) and said second suspension plate (702) being located above a shock pad and symmetrically distributed with respect to said shock pad; the first suspension plate (701) is provided with a first through hole (801), and the second suspension plate (702) is provided with a second through hole (802).

3. The damping device for the vacuum pump of the refrigerator as claimed in claim 2, wherein a reinforcing rib (201) is axially disposed on the outer surface of the damping housing (2), the reinforcing rib (201) is provided with a third through hole (202) and a fourth through hole (203), and the third through hole (202) and the fourth through hole (203) are axially distributed at two ends of the reinforcing rib (201).

4. The shock absorbing device for the vacuum pump of the refrigerator as claimed in claim 3, wherein hooks are provided at both ends of the suspension rope (6); the suspension rope (6) comprises a first suspension rope (601) and a second suspension rope (602), one end of the first suspension rope (601) is connected with the first through hole (801) in a matched mode through a hook, and the other end of the first suspension rope (601) is connected with the third through hole (202) in a matched mode; one end of the second hanging rope (602) is connected with the second through hole (802) in a matched mode through a hook, and the other end of the second hanging rope is connected with the fourth through hole (203) in a matched mode.

5. The vacuum pump shock absorbing device for the refrigerator as claimed in claim 1, wherein a plurality of sound absorbing strips (301) are uniformly distributed on the inner surface of the shock absorbing sleeve (3), and the sound absorbing strips (301) are abutted with the outer surface of the vacuum pump (4).

6. The vacuum pump shock absorbing device for the refrigerator as claimed in claim 5, wherein a plurality of said sound absorbing strips (301) are wound around the inner peripheral side of said shock absorbing sleeve (3) and are parallel to each other, and a plurality of said sound absorbing strips (301) are uniformly distributed along the axial direction.

7. A shock-absorbing device for a vacuum pump of a refrigerator as claimed in claim 1, wherein said shock-absorbing pad (5) is a rubber shock-absorbing pad.

8. A shock-absorbing device for a vacuum pump of a refrigerator in accordance with claim 1, wherein said suspension cord (6) is a rubber suspension cord.