CN203488335U - Air suction silencer of compressor - Google Patents
Air suction silencer of compressor Download PDFInfo
- Publication number
- CN203488335U CN203488335U CN201320588159.0U CN201320588159U CN203488335U CN 203488335 U CN203488335 U CN 203488335U CN 201320588159 U CN201320588159 U CN 201320588159U CN 203488335 U CN203488335 U CN 203488335U
- Authority
- CN
- China
- Prior art keywords
- air chamber
- breather line
- chamber
- air
- port
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Compressor (AREA)
Abstract
The utility model discloses an air suction silencer of a compressor. The air suction silencer of the compressor can effectively eliminate noise of different frequencies, and is good in noise reduction effect and compact in structure. The air suction silencer of the compressor comprises a silencer shell body, an upper air chamber and a lower air chamber are arranged inside the silencer shell body, the lower air chamber is divided into a left lower air chamber and a right lower air chamber through a first partition board, the side face of the silencer shell body is provided with an air inlet communicated with the left lower air chamber and an air outlet communicated with the upper air chamber, the left lower air chamber and the right lower air chamber are communicated through a first air duct, one end port of the first air duct extends into the left lower air chamber and faces towards the air inlet, and the right lower air chamber and the upper air chamber are communicated through a second air duct.
Description
Technical field
The utility model relates to a kind of silencing apparatus, is specifically related to a kind of air-suction silencer of compressor.
Background technique
Oneself is regarded as one of severe contamination of the world today noise, and the noise problem of compressor, to become an important indicator weighing its combination property.The Main Noise Sources of compressor is comprised of the aerodynamic noise of air inlet and exhaust emission, mechanical noise and drive motor noise three parts that mechanical moving element produces; And exhaust sound than induction noise a little less than, thereby the air power noise of compressor generally be take induction noise as main.
Compressor normally reduces noise by inlet and outlet silencing apparatus is set at present, and the silencing apparatus in compressor is generally reactive muffler; Its sudden change by pipeline section or the other resonant cavity etc. of connecing cause the change of impedance in propagation of sound process, and the reflection, the interference that produce acoustic energy, thereby reduce by silencing apparatus to extraradial acoustic energy, to reach noise elimination object.Because the volume school in compressor housing is little, in prior art, generally select the reactive muffler of single form, it is divided into two types: wherein a kind of is expansion chamber silencing apparatus, it is coupled together and is formed by each expansion chamber and connecting leg, utilizes expansion, the contraction of area of section to cause what sound wave reflection and interference were eliminated the noise.Another kind is RESONANT CAVITY MUFFLER, and it is comprised of tracheae and tracheae resonant cavity around, utilizes the impedance of resonance structure cause sound wave reflection and eliminate the noise.The silencing apparatus of single form is normally selected a kind of in above-mentioned two types, and it is simple in structure, and reliability is high, easy to manufacture, but it exists the undesirable problem of soundproof effect.
For example, China Patent Publication No. CN202326084U, open day on July 11st, 2012, the name of innovation and creation is called the intake silencer for air compressor of light truck pneumatic brake system, the muffler body that comprises cylindrical tube shape, one end of muffler body is suction port, and the other end is air outlet, forms expansion chamber silencing apparatus between three; And in muffler body, place, nearly two ends is respectively equipped with the dividing plate with pore.The intake silencer of this application case is expansion chamber silencing apparatus, and it exists the undesirable problem of soundproof effect equally.
Model utility content
The purpose of this utility model is to have the undesirable problem of soundproof effect in order to overcome air-suction silencer of compressor of the prior art, provides a kind of soundproof effect good, and the air-suction silencer of compressor of compact structure.
The technical solution of the utility model is:
An air-suction silencer of compressor, comprises suppressor case, is provided with upper gas chamber and lower chamber in suppressor case, and lower chamber becomes lower-left air chamber and bottom right air chamber by the first baffle for separating being arranged in suppressor case; Described suppressor case side is provided with the suction port communicating with lower-left air chamber and the relief opening communicating with upper gas chamber; Between described lower-left air chamber and bottom right air chamber, by the first breather line, be communicated with, and a port of the first breather line extends in the air chamber of lower-left and towards suction port; Between described bottom right air chamber and upper gas chamber, by the second breather line, be communicated with.
The lower-left air chamber of this programme coordinates formation RESONANT CAVITY MUFFLER (lower-left air chamber is equivalent to resonant cavity) with the first breather line; The first breather line, bottom right air chamber and the second breather line coordinate formation expansion chamber silencing apparatus (bottom right air chamber is equivalent to expansion chamber); The second breather line is communicated with and coordinates formation reactive muffler with upper gas chamber; Its silencing apparatus by various structures is combined into one, and can effectively eliminate the noise of different frequency, thereby soundproof effect is good.On the other hand, the compact structure of this programme inhaling silencer, is conducive to dwindle muffler volume.
As preferably, the second breather line one port extends in upper gas chamber and towards relief opening.Second breather line of this programme coordinates formation RESONANT CAVITY MUFFLER with upper gas chamber, it can further eliminate low frequency or intermediate frequency narrow band noise or peak noise.
As preferably, the port that the first breather line is communicated with bottom right air chamber is positioned at the below of the port that the second breather line is communicated with bottom right air chamber, and the port being communicated with bottom right air chamber in the first breather line and the second breather line is towards the same side.This programme structure can increase the circulation stroke of air-flow in the air chamber of bottom right, thereby increases divergence ratio and the length of bottom right air chamber, is conducive to effect and abates the noise, and further improves soundproof effect.
As preferably, towards the first breather line port edge of suction port, be provided with a breach, and be also provided with by the first breather line of this port the support block being connected with suppressor case inwall, support block and breach are distributed in the relative both sides of the first breather line.Due to the setting of breach, a part of gas in its gas that makes to be sucked by suction port enters lower-left air chamber and expands, and plays noise elimination effect; And support block the stability that has guaranteed the first breather line is set.
As preferably, the bore that is the first breather line towards the first breather line port and the spacing between suction port of suction port 1/5 to 1/2 between.This programme structure is conducive to improve lower-left air chamber and coordinates the erasure effect forming with the first breather line.
As preferably, the bottom of suppressor case, the relative both sides that are positioned at the first dividing plate are respectively equipped with tonifying Qi hole, and wherein connection lower-left, a tonifying Qi hole air chamber is with extraneous, and another connection bottom right, tonifying Qi hole air chamber is with extraneous.Being provided with of tonifying Qi hole is beneficial to raising erasure effect.
As preferably, the second breathing pipe is L-shaped, and in the second breathing pipe, some is positioned at lower-left air chamber.
As preferably, towards the second breather line port of relief opening, be provided with netted interlayer.The setting of netted interlayer avoids foreign matter to enter.
As preferably, under comprising, suppressor case comprises the muffler body of upper end open, lower ending opening upper cover and be arranged on the second partition at muffler body upper end-hole place; The upper end-hole inward flange of muffler body is provided with ring-shaped depression step, and second partition is arranged in ring-shaped depression step, and second partition is provided with the sagging groove toward lower recess; The lower end of described upper cover is fastened in muffler body upper end-hole; Described upper gas chamber is between upper cover and second partition, and described lower chamber is positioned at second partition below.This programme structure is convenient to the as installed making of silencing apparatus, enhances productivity, and reduces fabricating cost.
As preferably, the first dividing plate vertically arranges and is positioned at second partition below, the first dividing plate and the second partition structure that is formed in one; On the relative bi-side of described muffler body and bottom surface, be respectively equipped with for plugging the slot of the first dividing plate, the first dividing plate is plugged in slot.This programme structure is convenient to the as installed making of silencing apparatus, enhances productivity, and reduces fabricating cost.
The beneficial effects of the utility model are: have the noise that can effectively eliminate different frequency, soundproof effect is good, and compact structure, and feature easy to make is installed.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of the present utility model.
Fig. 2 is a kind of cross-sectional view of the present utility model.
Fig. 3 is the partial enlarged drawing at A place in Fig. 1.
Fig. 4 is the partial enlarged drawing at B place in Fig. 2.
In figure: muffler body 1, second partition 2, upper cover 3, relief opening 4, netted interlayer 5, the second breather lines 6, the first dividing plate 7, slot 8, the first breather lines 9, suction port 10, upper gas chamber 11, lower chamber 12, lower-left air chamber 12a, bottom right air chamber 12b, breach 13, support block 14, tonifying Qi hole 15.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
As shown in Figure 1 and Figure 2, a kind of air-suction silencer of compressor, comprises suppressor case.The muffler body 1 that comprises upper end open under suppressor case comprises, lower ending opening upper cover 3, is arranged on the second partition 2 at muffler body upper end-hole place and is arranged on the first dividing plate 7 in the muffler body of second partition below.The upper end-hole inward flange of muffler body 1 is provided with ring-shaped depression step.Second partition 2 is arranged in ring-shaped depression step, and second partition is provided with the sagging groove toward lower recess.The first dividing plate 7 vertically arranges, and the first dividing plate and the second partition structure that is formed in one.On the relative bi-side of muffler body 1 and bottom surface, be respectively equipped with for plugging slot 8, the first dividing plates of the first dividing plate and be plugged in slot.The lower end of upper cover is fastened in muffler body upper end-hole.
As shown in Figure 2, Figure 4 shows, be provided with upper gas chamber 11 and lower chamber 12 in suppressor case, wherein upper gas chamber 11 is between upper cover 3 and second partition 2, and lower chamber 12 is positioned at second partition 2 belows.Lower chamber 12 is separated into lower-left air chamber 12a and bottom right air chamber 12b by the first dividing plate 7.The bottom of suppressor case, the relative both sides that are positioned at the first dividing plate 7 are respectively equipped with tonifying Qi hole 15, and wherein connection lower-left, a tonifying Qi hole air chamber 12a is with extraneous, and another connection bottom right, tonifying Qi hole air chamber 12b is with extraneous.
As shown in Figure 1, Figure 2, Figure 3 shows, suppressor case side is provided with the suction port 10 communicating with lower-left air chamber and the relief opening 4 communicating with upper gas chamber.Suction port is arranged on muffler body side, and suction port is horn-like.Relief opening is arranged on upper cover top surface.Between lower-left air chamber 12a and bottom right air chamber 12b, by the first breather line 9, be communicated with, and a port of the first breather line 9 extends in the air chamber 12a of lower-left and towards suction port 10.1/5 or 1/4 or 1/3 or 1/2 of the bore that is the first breather line towards the first breather line port and the spacing between suction port of suction port.The first breather line 9 port edges towards suction port 10 are provided with a breach 13, and are also provided with by the first breather line of this port the support block 14 being connected with suppressor case inwall.Support block and breach are distributed in the relative both sides of the first breather line.
Between bottom right air chamber 12b and upper gas chamber 11, by the second breather line 6, be communicated with.One port of the second breather line 6 extends in upper gas chamber 11 and towards relief opening 4.The second breathing pipe is L-shaped, and in the second breathing pipe, some is positioned at lower-left air chamber.The second breather line port towards relief opening is provided with netted interlayer 5.The port that the first breather line 9 is communicated with bottom right air chamber 12b is positioned at the below of the port that the second breather line 6 is communicated with bottom right air chamber 12b, and the port being communicated with bottom right air chamber 12b in the first breather line 9 and the second breather line 6 is towards the same side.
One port of the first breather line 9 in the air-suction silencer of compressor of the present embodiment is towards suction port, and is designed to slit-type between the port of the first breather line 9 and suction port; Thereby it is coordinated with lower-left air chamber 12a and form RESONANT CAVITY MUFFLER (lower-left air chamber is equivalent to resonant cavity);
The first breather line 9, bottom right air chamber 12b and the second breather line 6 coordinate formation expansion chamber silencing apparatus (bottom right air chamber is equivalent to expansion chamber);
One port of the second breather line 6 is towards relief opening 4, and is designed to slit-type between the port of the second breather line 6 and relief opening 4, and it coordinates with upper gas chamber 11 and forms RESONANT CAVITY MUFFLER.
The air-suction silencer of compressor of the present embodiment, by the acoustic wave filter structure of various ways, can effectively eliminate the noise of different frequency, thereby soundproof effect is good.
Claims (10)
1. an air-suction silencer of compressor, it is characterized in that, comprise suppressor case, be provided with upper gas chamber (11) and lower chamber (12) in suppressor case, lower chamber (12) is separated into lower-left air chamber (12a) and bottom right air chamber (12b) by the first dividing plate (7) being arranged in suppressor case; Described suppressor case side is provided with the suction port (4) communicating with lower-left air chamber and the relief opening (10) communicating with upper gas chamber; Between described lower-left air chamber and bottom right air chamber, by the first breather line (9), be communicated with, and a port of the first breather line extends in the air chamber of lower-left and towards suction port; Between described bottom right air chamber and upper gas chamber, by the second breather line (6), be communicated with.
2. a kind of air-suction silencer of compressor according to claim 1, is characterized in that, described the second breather line (6) one ports extend in upper gas chamber (11) and towards relief opening (4).
3. a kind of air-suction silencer of compressor according to claim 1, it is characterized in that, the port that described the first breather line (6) is communicated with bottom right air chamber (12b) is positioned at the below of the port that the second breather line (9) is communicated with bottom right air chamber, and the port being communicated with bottom right air chamber (12b) in the first breather line and the second breather line is towards the same side.
4. according to a kind of air-suction silencer of compressor described in claim 1 or 2 or 3, it is characterized in that, the first breather line (9) port edge towards suction port (10) is provided with a breach (13), and by being also provided with the support block (14) being connected with suppressor case inwall on the first breather line of this port, support block and breach are distributed in the relative both sides of the first breather line.
5. according to a kind of air-suction silencer of compressor described in claim 1 or 2 or 3, it is characterized in that, the bore that is the first breather line towards the first breather line port and the spacing between suction port of suction port 1/5 to 1/2 between.
6. according to a kind of air-suction silencer of compressor described in claim 1 or 2 or 3, it is characterized in that, the bottom of suppressor case, the relative both sides that are positioned at the first dividing plate (7) are respectively equipped with tonifying Qi hole (15), and wherein connection lower-left, a tonifying Qi hole air chamber is with extraneous, and another connection bottom right, tonifying Qi hole air chamber is with extraneous.
7. according to a kind of air-suction silencer of compressor described in claim 1 or 2 or 3, it is characterized in that, the second breathing pipe is L-shaped, and in the second breathing pipe, some is positioned at lower-left air chamber.
8. according to a kind of air-suction silencer of compressor described in claim 1 or 2 or 3, it is characterized in that, towards the second breather line port of relief opening, be provided with netted interlayer (5).
9. according to a kind of air-suction silencer of compressor described in claim 1 or 2 or 3, it is characterized in that, the muffler body (1) that comprises upper end open under suppressor case comprises, lower ending opening upper cover (3) and be arranged on the second partition (2) at muffler body upper end-hole place; The upper end-hole inward flange of muffler body is provided with ring-shaped depression step, and second partition is arranged in ring-shaped depression step, and second partition is provided with the sagging groove toward lower recess; The lower end of described upper cover is fastened in muffler body upper end-hole; Described upper gas chamber (11) is between upper cover and second partition, and described lower chamber (12) is positioned at second partition below.
10. a kind of air-suction silencer of compressor according to claim 9, is characterized in that, the first dividing plate (7) vertically arranges and is positioned at second partition below, the first dividing plate and the second partition structure that is formed in one; On the relative bi-side of described muffler body and bottom surface, be respectively equipped with the slot (8) for plugging the first dividing plate, the first dividing plate is plugged in slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588159.0U CN203488335U (en) | 2013-09-23 | 2013-09-23 | Air suction silencer of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588159.0U CN203488335U (en) | 2013-09-23 | 2013-09-23 | Air suction silencer of compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203488335U true CN203488335U (en) | 2014-03-19 |
Family
ID=50259173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320588159.0U Expired - Lifetime CN203488335U (en) | 2013-09-23 | 2013-09-23 | Air suction silencer of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203488335U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712535A (en) * | 2014-11-05 | 2015-06-17 | 东莞市天昶机电制造有限公司 | Noise reduction compressor for medical vaporizer |
| CN107076134A (en) * | 2014-10-22 | 2017-08-18 | 赛科普奥地利有限公司 | Pumping muffler for hermetically sealed coolant compressor |
| CN110469486A (en) * | 2019-08-29 | 2019-11-19 | 青岛万宝压缩机有限公司 | Three chamber profiling air suction silencers of one kind and compressor |
| CN110513274A (en) * | 2019-08-29 | 2019-11-29 | 青岛万宝压缩机有限公司 | A kind of compressor profiling air suction silencer |
| JP2020133606A (en) * | 2019-02-26 | 2020-08-31 | 日立グローバルライフソリューションズ株式会社 | Closed compressor and refrigerator using the same |
| CN113007068A (en) * | 2019-12-16 | 2021-06-22 | 黄石东贝压缩机有限公司 | Novel suction muffler for refrigerator compressor |
-
2013
- 2013-09-23 CN CN201320588159.0U patent/CN203488335U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107076134A (en) * | 2014-10-22 | 2017-08-18 | 赛科普奥地利有限公司 | Pumping muffler for hermetically sealed coolant compressor |
| CN107076134B (en) * | 2014-10-22 | 2019-04-05 | 赛科普奥地利有限公司 | Pumping muffler for hermetically sealed coolant compressor |
| US10746165B2 (en) | 2014-10-22 | 2020-08-18 | Secop Austria Gmbh | Suction muffler for a hermetically encapsulated refrigerant compressor |
| CN104712535A (en) * | 2014-11-05 | 2015-06-17 | 东莞市天昶机电制造有限公司 | Noise reduction compressor for medical vaporizer |
| JP2020133606A (en) * | 2019-02-26 | 2020-08-31 | 日立グローバルライフソリューションズ株式会社 | Closed compressor and refrigerator using the same |
| JP7159079B2 (en) | 2019-02-26 | 2022-10-24 | ジーエムシーシー アンド ウェリング アプライアンス コンポーネント （タイランド） カンパニー リミテッド | Hermetic compressor and refrigerator using the same |
| CN110469486A (en) * | 2019-08-29 | 2019-11-19 | 青岛万宝压缩机有限公司 | Three chamber profiling air suction silencers of one kind and compressor |
| CN110513274A (en) * | 2019-08-29 | 2019-11-29 | 青岛万宝压缩机有限公司 | A kind of compressor profiling air suction silencer |
| CN110469486B (en) * | 2019-08-29 | 2022-05-13 | 青岛万宝压缩机有限公司 | Three-cavity profiling air suction silencer and compressor |
| CN113007068A (en) * | 2019-12-16 | 2021-06-22 | 黄石东贝压缩机有限公司 | Novel suction muffler for refrigerator compressor |
| CN113007068B (en) * | 2019-12-16 | 2022-03-15 | 黄石东贝压缩机有限公司 | Novel suction muffler for refrigerator compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203488335U (en) | Air suction silencer of compressor | |
| CN201474756U (en) | Single-row gas pipe muffler for diesel generator | |
| CN202417651U (en) | Exhaust silencer of automobile | |
| CN203570402U (en) | Silencer for engineering machinery | |
| CN103590999B (en) | A kind of inhaling silencer | |
| CN201461034U (en) | Exhaust silencer for light-weight cars | |
| CN201377347Y (en) | Multi-cavity labyrinth dissipation type silencer | |
| CN104344068A (en) | Safety valve silencer | |
| CN205559018U (en) | Vehicle vent -pipe muffler | |
| CN203271883U (en) | Silencer separating board and silencer | |
| CN203488344U (en) | Noise reduction compressor cylinder head | |
| CN205025531U (en) | Air leakage noise silencer for supercharged engine of automobile | |
| CN203584729U (en) | Helmholtz type silencer | |
| CN102359407A (en) | Multi-cavity labyrinth silencer | |
| CN204163809U (en) | A kind of engine exhaust muffler device | |
| CN201461033U (en) | Special air exhaust silencer for eliminating high-frequency whistle of engine | |
| CN203547839U (en) | Multi-cavity type silencer of diesel engine | |
| CN203584516U (en) | Silencer with S-shaped partition plates | |
| CN202789047U (en) | Back-stage muffler for auto vent-pipes | |
| CN103423207A (en) | Silencing device | |
| CN202348377U (en) | Multi-cavity labyrinth silencer | |
| CN202611953U (en) | Novel air filter | |
| CN207686792U (en) | A kind of automobile-used impedance composite clampshell silencer | |
| CN207634217U (en) | Intake muffler and diesel fork lift truck | |
| CN201865729U (en) | Sectionalized multiple-cavity labyrinth dissipation type silencer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Hangzhou City, Zhejiang province 311000 industrial city of Yuhang Xianlin holy Road No. 1 Patentee after: HANGZHOU QIANJIANG COMPRESSOR GROUP Co.,Ltd. Address before: Hangzhou City, Zhejiang province 311122 industrial city of Yuhang Xianlin holy Road No. 1 Patentee before: HANGZHOU QIANJIANG COMPRESSOR Co.,Ltd. |
|
| CP03 | Change of name, title or address |
Address after: No. 1, Yuhang street, Yuhang street, Yuhang District, Hangzhou, Zhejiang Patentee after: HANGZHOU QIANJIANG REFRIGERATION COMPRESSOR GROUP Co.,Ltd. Address before: Hangzhou City, Zhejiang province 311000 industrial city of Yuhang Xianlin holy Road No. 1 Patentee before: HANGZHOU QIANJIANG COMPRESSOR GROUP Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140319 |
|
| CX01 | Expiry of patent term |