CN220285923U - Suction muffler of refrigeration compressor - Google Patents

Abstract

The utility model discloses an air suction silencer of a refrigeration compressor, which comprises a middle silencing pipe and a mounting frame, wherein the two ends of the middle silencing pipe are respectively provided with a first end silencing pipe and a second end silencing pipe, the inner walls of the first end silencing pipe, the middle silencing pipe and the second end silencing pipe are respectively provided with a silencing layer, the inside of the first end silencing pipe is provided with a first silencing bulge, the inside of the second end silencing pipe is provided with a second silencing bulge, the inside of the middle silencing pipe is provided with a silencing flow blocking piece, and the outer sides of the two ends of the middle silencing pipe are provided with the mounting frame.

Description

Suction muffler of refrigeration compressor

Technical Field

The utility model relates to the technical field of silencers, in particular to an air suction silencer of a refrigeration compressor.

Background

The common refrigeration compressor is generally provided with a motor and a cylinder in a shell through a cylinder seat, the shell is provided with an air inlet pipe and an air outlet pipe and is respectively connected with an air inlet hole and an air outlet hole on a cylinder cover by metal pipes or silencers, and particularly, the refrigeration compressor of the refrigerator is provided with an air suction silencer between an air inlet pipe orifice in the shell and the air inlet hole on the cylinder cover. The suction muffler is divided into two types according to the connection mode with the housing: semi-direct suction muffler and direct suction muffler.

The utility model provides a refrigerator compressor muffler of breathing in among the prior art that application number is CN202222446744.9, satisfies the narrow gap and surveys the installation requirement that the pipe visited into in the narrow space of refrigerator compressor's the steel casing, compact structure, installation convenient and reliable and have good amortization effect, but can not carry out multistage amortization to the inlet and outlet body and handle, the amortization effect is general, and the fixed stability of muffler installation is relatively poor moreover, is difficult to satisfy amortization use needs well.

Disclosure of Invention

The utility model aims to provide an air suction silencer of a refrigeration compressor, which solves the problems that the prior art cannot carry out multistage silencing treatment on an air inlet and an air outlet, the silencing effect is general, the stability of the installation and fixation of the silencer is poor, and the silencing use requirement is difficult to well meet.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a refrigerator compressor muffler of breathing in, includes middle part muffler pipe and mounting bracket, middle part muffler pipe both ends are equipped with first end muffler pipe and second end muffler pipe respectively, first end muffler pipe, middle part muffler pipe and second end muffler pipe inner wall all are equipped with the noise damping layer, first end muffler pipe inside is equipped with first amortization arch, second end muffler pipe inside is equipped with the second amortization arch, the inside amortization spoiler that is equipped with of middle part muffler pipe, middle part muffler pipe both ends outside is equipped with the mounting bracket.

Further, the first mount pad is installed to first tip muffler pipe one end, the second mount pad is installed to second tip muffler pipe one end, and the mounting hole has all been seted up to first mount pad and second mount pad inner wall.

Further, the first silencing protrusions and the second silencing protrusions are all annular arrays and are made of silencing materials.

Furthermore, the noise reduction flow blocking sheets are arranged in a plurality of staggered mode at equal intervals, and the noise reduction flow blocking sheets are made of sound absorbing cotton.

Further, the mounting bracket lower extreme is equipped with the locating plate, and the locating hole has been seted up to the locating plate inside.

Further, the inside briquetting down that is equipped with of mounting bracket through spout and slider slip, the spring is installed to the spout inboard, the middle part is equipped with firm extension board in the mounting bracket, and the inside screw thread of mounting bracket is equipped with locking screw.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the first end silencing pipe, the middle silencing pipe and the second end silencing pipe are arranged, the first silencing bulge is arranged in the first end silencing pipe, the second silencing bulge is arranged in the second end silencing pipe, and the silencing flow blocking piece is arranged in the middle silencing pipe, so that multistage silencing treatment can be carried out on an air inlet and outlet body, and the silencing effect is good.

2. According to the utility model, the middle silencing pipe is arranged into the annular pipe, the silencing flow-blocking sheets are arranged in an equidistant and staggered manner, and the silencing flow-blocking sheets are made of sound-absorbing cotton, so that the circulation of gas is slowed down, and the silencing efficiency is further improved.

3. According to the utility model, the mounting frames are arranged on the outer sides of the two ends of the middle silencing pipe, the first mounting seat is arranged at one end of the first end silencing pipe, and the second mounting seat is arranged at one end of the second end silencing pipe, so that the two ends and the middle of the silencer can be conveniently and simultaneously mounted and fixed, and the mounting and fixing stability is higher.

4. According to the utility model, the lower pressing block is arranged in the mounting frame in a sliding way through the sliding groove and the sliding block, the spring is arranged on the inner side of the sliding groove, the stable support plate is arranged in the middle part in the mounting frame, and the locking screw is arranged on the inner thread of the mounting frame, so that the middle silencing pipe is convenient to clamp and fix between the mounting frame and the lower pressing block through rotating and adjusting the locking screw, and the positioning stability is high, and the dismounting is convenient and quick.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of a muffler pipe according to the present utility model;

FIG. 2 is an internal cross-sectional view of a muffler pipe according to the present utility model;

FIG. 3 is a top view of the overall structure of the present utility model;

FIG. 4 is a schematic view of the installation structure of the middle muffler pipe and the installation frame of the present utility model.

In the figure: 1. a first end muffler pipe; 2. a middle silencing pipe; 3. a second end muffler pipe; 4. a first mount; 5. a second mounting base; 6. a first sound-deadening boss; 7. a second silencing protrusion; 8. silencing flow blocking sheets; 9. a sound deadening layer; 10. a mounting frame; 11. a positioning plate; 12. pressing the block; 13. a slide block; 14. a chute; 15. a spring; 16. stabilizing the support plate; 17. locking the screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, in an embodiment of the present utility model, a suction muffler for a refrigeration compressor includes a middle muffler pipe 2 and a mounting frame 10, two ends of the middle muffler pipe 2 are respectively provided with a first end muffler pipe 1 and a second end muffler pipe 3, inner walls of the first end muffler pipe 1, the middle muffler pipe 2 and the second end muffler pipe 3 are all provided with a muffler layer 9, a first muffler protrusion 6 is provided inside the first end muffler pipe 1, a second muffler protrusion 7 is provided inside the second end muffler pipe 3, a plurality of muffler spoilers 8 are provided inside the middle muffler pipe 2, the muffler spoilers 8 are staggered at equal intervals, and the muffler spoilers 8 adopt sound absorbing cotton, so that multistage muffler treatment can be performed on an intake and exhaust gas, and the muffler effect is better; and set up into the annular pipe through middle part amortization pipe 2, slowed down gaseous circulation, be favorable to further improving the effect of amortization, middle part amortization pipe 2 both ends outside is equipped with mounting bracket 10 for be convenient for install fixed processing to this muffler middle part, installation stability is higher.

Preferably, the first mount pad 4 is installed to first tip muffler pipe 1 one end, and the second mount pad 5 is installed to second tip muffler pipe 3 one end, and the mounting hole has all been seted up to first mount pad 4 and second mount pad 5 inner wall for be convenient for install fixed processing to this muffler both ends, install fixed stability is higher.

Preferably, the first silencing protrusions 6 and the second silencing protrusions 7 are all arranged in an annular array, and the first silencing protrusions 6 and the second silencing protrusions 7 are made of silencing materials, so that the gas can be subjected to linear silencing treatment.

Preferably, the mounting bracket 10 lower extreme is equipped with locating plate 11, and locating hole has been seted up to locating plate 11 inside, is convenient for install the location processing to mounting bracket 10 lower extreme.

Preferably, the inside briquetting 12 that is equipped with down of mounting bracket 10 slides through spout 14 and slider 13, and spring 15 is installed to the spout 14 inboard, and the middle part is equipped with firm extension board 16 in the mounting bracket 10, and the inside screw thread of mounting bracket 10 is equipped with locking screw 17 for through rotatory regulation locking screw 17, be convenient for fix middle part amortization pipe 2 centre gripping between mounting bracket 10 and briquetting 12 down, make positioning stability high, easy dismounting is swift.

The working principle and the using flow of the utility model are as follows: the silencer is provided with the first end silencing pipe 1, the middle silencing pipe 2 and the second end silencing pipe 3, the first silencing bulge 6 is arranged inside the first end silencing pipe 1, the second silencing bulge 7 is arranged inside the second end silencing pipe 3, and the silencing flow blocking piece 8 is arranged inside the middle silencing pipe 2, so that multistage silencing treatment can be carried out on an air inlet body and an air outlet body, and the silencing effect is good; and set up into the annular pipe through middle part amortization pipe 2, amortization spoiler 8 is equipped with a plurality ofly at inside equidistant crisscross of middle part amortization pipe 2, and amortization spoiler 8 adopts and inhale the sound cotton, has slowed down gaseous circulation, is favorable to further improving the efficiency of amortization.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a compressor muffler of breathing in, includes middle part amortization pipe (2) and mounting bracket (10), its characterized in that: the utility model discloses a silencer for automobile engine, including middle part hush pipe (2) and middle part hush pipe, middle part hush pipe (2) both ends are equipped with first end hush pipe (1) and second end hush pipe (3) respectively, first end hush pipe (1), middle part hush pipe (2) and second end hush pipe (3) inner wall all are equipped with noise floor (9), first end hush pipe (1) inside is equipped with first amortization arch (6), second end hush pipe (3) inside is equipped with second amortization arch (7), middle part hush pipe (2) inside is equipped with amortization spoiler (8), middle part hush pipe (2) both ends outside is equipped with mounting bracket (10).

2. A refrigeration compressor suction muffler as set forth in claim 1 wherein: the first installation seat (4) is installed to first tip muffler pipe (1) one end, second installation seat (5) is installed to second tip muffler pipe (3) one end, and the mounting hole has all been seted up to first installation seat (4) and second installation seat (5) inner wall.

3. A refrigeration compressor suction muffler as set forth in claim 1 wherein: the first silencing bulges (6) and the second silencing bulges (7) are all arranged in an annular array, and the first silencing bulges (6) and the second silencing bulges (7) are made of silencing materials.

4. A refrigeration compressor suction muffler as set forth in claim 1 wherein: the noise reduction flow blocking sheets (8) are arranged in a plurality of staggered mode at equal intervals, and the noise reduction flow blocking sheets (8) are made of sound absorbing cotton.

5. A refrigeration compressor suction muffler as set forth in claim 1 wherein: the lower end of the mounting frame (10) is provided with a positioning plate (11), and a positioning hole is formed in the positioning plate (11).

6. A refrigeration compressor suction muffler as set forth in claim 1 wherein: the inside briquetting (12) that is equipped with down of spout (14) and slider (13) slip of mounting bracket (10), spring (15) are installed to spout (14) inboard, middle part is equipped with firm extension board (16) in mounting bracket (10), and the inside screw thread of mounting bracket (10) is equipped with locking screw (17).