CN216409377U

CN216409377U - Silencer for refrigerator

Info

Publication number: CN216409377U
Application number: CN202122017442.5U
Authority: CN
Inventors: 周风井
Original assignee: Yancheng Kaihang Machinery Co ltd
Current assignee: Yancheng Kaihang Machinery Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-04-29
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a silencer for a refrigerating machine, which comprises a silencing shell, wherein one side of the silencing shell is provided with an air inlet pipeline, one end of the air inlet pipeline is connected with an air inlet joint, the top of the silencing shell is provided with a silencing cover, a fixed disc is arranged inside the silencing cover, the central position of the fixed disc is provided with an air outlet pipeline, the top end of the air outlet pipeline extends to the outer side of the top end of the silencing cover, the air outlet joint is sleeved, a silencing barrel is arranged inside the silencing shell, a plurality of groups of silencing partition plates are arranged inside the silencing barrel, a silencing disc is arranged at the middle opening of each group of silencing partition plates, a heat insulation plate is arranged between the inner wall of the silencing shell and the outer side of the silencing barrel, soundproof cotton is arranged between the fixed disc and the silencing cover, and a plurality of small exhaust holes are formed in the contact part of the air outlet pipeline and the soundproof cotton, has high practical value.

Description

Silencer for refrigerator

Technical Field

The utility model relates to the technical field of refrigerators, in particular to a silencer for a refrigerator.

Background

The refrigerating machine transfers the heat of the cooled object with lower temperature to the environment medium to obtain the cold, the heat transferred from the object with lower temperature is customarily called cold, the working medium participating in the thermodynamic process change (energy conversion and heat transfer) in the refrigerating machine is called refrigerant, the refrigerating temperature range is usually above 120K, below 120K belongs to the deep low temperature technical range, and the refrigerating machine is widely applied to industrial and agricultural production and daily life.

The muffler is one of the key spare part of refrigerator, and the quality of muffler directly concerns the height of refrigerator noise, and the muffler that present refrigerator was used, noise cancelling effect is general, and present muffler is single-layer construction mostly, and adiabatic effect is relatively poor, causes the damage of muffler easily. We have therefore developed this and propose a muffler for a refrigerator.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model discloses a silencer for a refrigerator, which comprises a silencing shell, wherein an air inlet pipeline is arranged on one side of the silencing shell, an air inlet joint is connected to one end of the air inlet pipeline, a silencing cover is arranged at the top of the silencing shell, a fixed disc is arranged inside the silencing cover, an air outlet pipeline is arranged at the center of the fixed disc, the top end of the air outlet pipeline extends to the outer side of the top end of the silencing cover and is sleeved with the air outlet joint, a silencing barrel is arranged inside the silencing shell, a plurality of groups of silencing partition plates are arranged inside the silencing barrel, a silencing disc is arranged at the middle opening of each group of silencing partition plates, a heat insulation plate is arranged between the inner wall of the silencing shell and the outer side of the silencing barrel, soundproof cotton is arranged between the fixed disc and the silencing cover, and a plurality of small exhaust holes are formed in the contact part of the air outlet pipeline and the soundproof cotton.

As a preferred technical scheme of the utility model, the silencing partition plates are equidistantly arranged on the inner side of the silencing barrel, the silencing partition plates are in an inverted round table shape, and the silencing disc is provided with a plurality of small exhaust holes.

As a preferable technical scheme of the utility model, a pair of L-shaped sliding blocks is arranged on the outer side of the top of the silencing barrel, a limiting ring is arranged in the silencing shell, a pair of arc-shaped sliding grooves are symmetrically formed in the top of the limiting ring, and the pair of L-shaped sliding blocks and the pair of arc-shaped sliding grooves are connected in a sliding manner.

According to a preferable technical scheme of the utility model, the air inlet pipeline is in threaded connection with the silencing shell, one end of the air inlet pipeline penetrates through the silencing shell and extends to the inner side of the silencing barrel, a rubber plug is sleeved on the air inlet pipeline, and a sealing ring is sleeved on the outer side of the air inlet pipeline close to the silencing shell.

As a preferred technical scheme of the utility model, the two sides of the air outlet joint are respectively provided with a first clamping block, and one side of the air outlet joint is provided with an air outlet.

As a preferred technical scheme of the present invention, a plurality of second clamping blocks are disposed on an outer side of a bottom of the silencing cover, a plurality of clamping grooves are disposed on the silencing shell, and the second clamping blocks are clamped with the clamping grooves.

As a preferable technical scheme of the utility model, the air inlet joint is in a circular truncated cone shape, and a flange is connected to an opening of the air inlet joint.

The utility model has the beneficial effects that:

1. the silencer for the refrigerating machine is provided with the air outlet pipeline, the rubber plug and the sealing ring in a matched mode, the air outlet pipeline is convenient to mount and dismount, good air tightness at a connector is guaranteed, the air is enabled to generate vortex after entering the silencing barrel through the plurality of silencing partition plates, the air is transmitted upwards layer by layer, accordingly, the silencing effect is effectively improved, the silencing shell and the silencing barrel are of a double-layer structure, the better silencing effect can be provided, and the heat insulation effect of the silencer is improved through the heat insulation plate;

2. this muffler for refrigerator through being provided with second fixture block and draw-in groove, has made things convenient for the staff to dismantle and install the amortization lid, through being provided with L shape slider, spacing ring and arc spout, has made things convenient for to fix and dismantle the sound tube, and the staff of being convenient for cleans and maintains the device, has increased the device's life, the utility model, simple structure is reasonable, the modern design, easy operation is convenient, can effectively improve the noise cancelling effect of this muffler, has higher practical value.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a perspective view of a muffler for a refrigerator in accordance with the present invention;

FIG. 2 is a front cross-sectional view of a muffler for a refrigerator in accordance with the present invention;

FIG. 3 is a cross-sectional view of a muffler for a refrigerator in accordance with the present invention;

fig. 4 is an enlarged view of a structure a of fig. 1 of a muffler for a refrigerator according to the present invention.

In the figure: 1. a sound deadening shell; 2. a silencing cover; 3. an air intake duct; 4. an air inlet joint; 5. an air outlet; 6. an air outlet joint; 7. a first clamping block; 8. a silencing barrel; 9. a sound-deadening partition plate; 10. a silencing plate; 11. an L-shaped slider; 12. a limiting ring; 13. an arc-shaped chute; 14. fixing the disc; 15. an air outlet pipe; 16. a heat insulation plate; 17. sound insulation cotton; 18. a rubber plug; 19. a seal ring; 20. a second fixture block; 21. a clamping groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-4, the silencer for the refrigerator of the present invention comprises a silencing shell 1, an air inlet pipe 3 is arranged on one side of the silencing shell 1, one end of the air inlet pipeline 3 is connected with an air inlet joint 4, the top of the silencing shell 1 is provided with a silencing cover 2, a fixed disc 14 is arranged in the silencing cover 2, an air outlet pipe 15 is arranged at the central position of the fixed disc 14, the top end of the air outlet pipe 15 extends to the outer side of the top end of the silencing cover 2, an air outlet joint 6 is sleeved on the silencer, a silencing barrel 8 is arranged in the silencing shell 1, a plurality of groups of silencing partition plates 9 are arranged in the silencing barrel 8, a silencing disc 10 is arranged at the middle opening of each group of silencing partition plates 9, a heat insulation plate 16 is arranged between the inner wall of the silencing shell 1 and the outer side of the silencing barrel 8, soundproof cotton 17 is arranged between the fixed disc 14 and the silencing cover 2, and a plurality of small exhaust holes are formed in the contact part of the air outlet pipeline 15 and the soundproof cotton 17.

The silencing partition plates 9 are arranged on the inner side of the silencing barrel 8 at equal intervals, the silencing partition plates 9 are in an inverted round table shape, and a plurality of small exhaust holes are formed in the silencing disc 10.

Wherein, the top outside of amortization section of thick bamboo 8 is equipped with a pair of L shape slider 11, the inside of amortization shell 1 is equipped with spacing ring 12, a pair of arc spout 13 has been seted up to the top symmetry of spacing ring 12, and is a pair of L shape slider 11 is with a pair of arc spout 13 equal sliding connection through being provided with L shape slider 11, spacing ring 12 and arc spout 13, has made things convenient for fixing and dismantling a amortization section of thick bamboo 8, and the staff of being convenient for cleans and maintains the device, has increased the device's life.

Wherein,

inlet duct

3 and 1 threaded connection of amortization shell, just inlet duct 3's one end runs through amortization shell 1 and extends to the inboard of amortization section of thick bamboo 8 to the cover is equipped with rubber buffer 18, inlet duct 3 is equipped with sealing washer 19 in the outside cover that is close to amortization shell 1.

Wherein, the both sides of giving vent to anger and connecting 6 all are equipped with first fixture block 7, the gas outlet 5 has been seted up to one side of giving vent to anger and connecting 6.

Wherein, the bottom outside of amortization lid 2 is equipped with a plurality of second fixture blocks 20, a plurality of draw-in grooves 21 have been seted up on amortization shell 1, the mutual block of second fixture block 20 and draw-in groove 21 has made things convenient for the staff to dismantle and ann amortization lid 2 through being provided with second fixture block 20 and draw-in groove 21.

Wherein, air inlet joint 4 is round platform shape, just air inlet joint 4's opening part is connected with the flange, has made things convenient for staff's installation.

The working principle is as follows: when in use, the integrity of the device is firstly checked, then the installation of the device is realized through the air inlet joint 4 and the air outlet joint 6, the air outlet pipeline 15 is arranged, the rubber plug 18 and the sealing ring 19 are arranged for matching use, the installation and the disassembly of the air outlet pipeline 15 are convenient, and the good air tightness of a connector is ensured, through the arrangement of the plurality of silencing partition plates 9, after the gas enters the silencing barrel 8, the gas generates vortex and is upwards transmitted layer by layer, so that the silencing effect is effectively improved, through the adoption of the double-layer structure of the silencing shell 1 and the silencing barrel 8, the better silencing effect can be provided, the heat insulation effect of the silencer is improved through the heat insulation plate 16, through the arrangement of the L-shaped sliding block 11, the limiting ring 12 and the arc-shaped sliding groove 13, the fixation and the disassembly of the silencing barrel 8 are convenient, and the cleaning and the maintenance of the device are convenient for workers, the silencer has the advantages of simple and reasonable structure, novel design, simple and convenient operation, capability of effectively improving the silencing effect of the silencer and higher practical value.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A silencer for a refrigerating machine comprises a silencing shell (1) and is characterized in that one side of the silencing shell (1) is provided with an air inlet pipeline (3), one end of the air inlet pipeline (3) is connected with an air inlet joint (4), the top of the silencing shell (1) is provided with a silencing cover (2), a fixed disc (14) is arranged inside the silencing cover (2), a gas outlet pipeline (15) is arranged at the central position of the fixed disc (14), the top end of the gas outlet pipeline (15) extends to the outer side of the top end of the silencing cover (2) and is sleeved with a gas outlet joint (6), a silencing barrel (8) is arranged inside the silencing shell (1), a plurality of groups of silencing partition plates (9) are arranged inside the silencing barrel (8), a silencing disc (10) is arranged at the middle opening of each group of the silencing partition plates (9), and a heat insulation plate (16) is arranged between the inner wall of the silencing shell (1) and the outer side of the silencing barrel (8), soundproof cotton (17) is arranged between the fixed disc (14) and the silencing cover (2), and a plurality of small exhaust holes are formed in the contact part of the air outlet pipeline (15) and the soundproof cotton (17).

2. A silencer for a refrigerator according to claim 1, wherein the silencing partition plates (9) are equidistantly arranged on the inner side of the silencing barrel (8), the silencing partition plates (9) are in the shape of an inverted circular truncated cone, and a plurality of small exhaust holes are formed in the silencing disc (10).

3. The silencer for the refrigerator according to claim 1, wherein a pair of L-shaped sliding blocks (11) are arranged on the outer side of the top of the silencing barrel (8), a limiting ring (12) is arranged inside the silencing shell (1), a pair of arc-shaped sliding grooves (13) are symmetrically formed in the top of the limiting ring (12), and the pair of L-shaped sliding blocks (11) and the pair of arc-shaped sliding grooves (13) are connected in a sliding manner.

4. A silencer for a refrigerator according to claim 1, wherein the air inlet pipe (3) is in threaded connection with the silencing shell (1), one end of the air inlet pipe (3) penetrates through the silencing shell (1) and extends to the inner side of the silencing barrel (8), a rubber plug (18) is sleeved on the air inlet pipe, and a sealing ring (19) is sleeved on the outer side of the air inlet pipe (3) close to the silencing shell (1).

5. A silencer for a refrigerator according to claim 1, wherein the first clamping blocks (7) are arranged on both sides of the air outlet joint (6), and the air outlet (5) is formed on one side of the air outlet joint (6).

6. The muffler for the refrigerator according to claim 1, wherein a plurality of second blocks (20) are disposed on an outer side of a bottom of the muffling cover (2), a plurality of clamping grooves (21) are disposed on the muffling shell (1), and the second blocks (20) are clamped with the clamping grooves (21).

7. A silencer for a refrigerator according to claim 1, wherein the air inlet joint (4) is in a shape of a truncated cone, and a flange is connected to an opening of the air inlet joint (4).