CN220979797U - Exhaust noise reduction type compressor - Google Patents
Exhaust noise reduction type compressor Download PDFInfo
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- CN220979797U CN220979797U CN202322552052.7U CN202322552052U CN220979797U CN 220979797 U CN220979797 U CN 220979797U CN 202322552052 U CN202322552052 U CN 202322552052U CN 220979797 U CN220979797 U CN 220979797U
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 14
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- 230000008569 process Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
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- 238000013508 migration Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000030279 gene silencing Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
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- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of compressors, in particular to an exhaust noise reduction type compressor, which comprises a compressor body and an exhaust noise reduction structure, wherein two air outlet ends of the compressor body are mutually symmetrical; the air inlet cavity is arranged in the shell and is communicated with the air inlet through an air inlet connecting piece, and an air vent is arranged on the air inlet connecting piece; the exhaust cavity is arranged adjacent to the air inlet cavity, a transition piece is arranged between the air inlet cavity and the exhaust cavity, a plurality of hollows are arranged on the transition piece, and the air outlet is arranged on the exhaust cavity; the air inlet is detachably connected with the air outlet end, and the shell is limited between the air cylinder of the compressor body and the motor. According to the utility model, the exhaust noise reduction structure is limited at the idle position of the compressor body, so that the compressor is miniaturized on the basis of noise reduction.
Description
Technical Field
The utility model relates to the technical field of compressors, in particular to an exhaust noise reduction type compressor.
Background
When the air compressor works, high-speed and periodical air suction, compression and air discharge are usually needed, namely, when the air compressor works, external low-pressure air needs to be sucked into the air compressor, then the low-pressure air is compressed into high-pressure air by utilizing the reciprocating motion of a crankshaft and a connecting rod, and then the high-pressure air is discharged out of the air compressor, so that the high-pressure air is conveyed repeatedly in a reciprocating cycle; however, in the operation process of the compressor, larger noise is often generated, the physical and psychological health of the surrounding environment and the human body are greatly influenced, in order to reduce the influence of noise transmission on the human body and the surrounding environment, besides reducing the transmission of noise at the air inlet end of the compressor, research and development personnel also consider reducing the transmission of noise at the air outlet end of the compressor, in the prior art, the whole compressor is covered by a sound-proof cover to reduce the overflow of the noise of the compressor, or the compressor is externally connected with the existing silencing device to reduce the overflow of the noise of the compressor, but the sound-proof cover increases the installation space of the compressor, the existing silencing device is large in size and high in cost, and the modes are unfavorable for miniaturization of the compressor and have the risk of increasing investment cost.
Therefore, how to reduce noise at the exhaust end of the compressor and to facilitate miniaturization of the compressor is a problem to be solved.
Disclosure of utility model
According to the defects of the prior art, the utility model provides the exhaust noise reduction type compressor, and the exhaust noise reduction structure is arranged at the air outlet end of the compressor body and limited between the air cylinder and the motor of the compressor body, so that the noise reduction of the air outlet end of the compressor is realized, the limitation of not increasing the volume of the compressor is met, and the utility model also considers the miniaturization requirement of the compressor on the premise of realizing the noise reduction function of the air outlet end of the compressor.
The technical scheme adopted by the utility model is as follows:
The utility model provides an exhaust noise reduction type compressor, which comprises a compressor body and an exhaust noise reduction structure, wherein two air outlet ends of the compressor body are mutually symmetrical, the exhaust noise reduction structure comprises,
The shell is provided with two air inlets and an air outlet, the two air inlets are respectively arranged on two opposite side walls of the shell, and the air outlet is arranged on the side wall adjacent to the air inlet; the method comprises the steps of,
The air inlet cavity is arranged in the shell and is communicated with the air inlet through an air inlet connecting piece, and an air vent is arranged on the air inlet connecting piece; the method comprises the steps of,
The exhaust cavity is arranged adjacent to the air inlet cavity, a transition piece is arranged between the air inlet cavity and the exhaust cavity, a plurality of hollows are arranged on the transition piece, and the air outlet is arranged on the exhaust cavity;
the air inlet is detachably connected with the air outlet end, and the shell is limited between the air cylinder of the compressor body and the motor.
Further, the hollowed-out portion is disposed at one end far away from the horizontal projection of the vent hole on the transition piece.
Further, the aperture of the vent hole is smaller than the aperture of the air inlet.
Further, the air inlet is arranged at the upper part of the shell, and the air outlet is arranged at the middle upper part of the exhaust cavity.
Further, a baffle member extending in a V shape and/or an S shape is arranged in the air inlet cavity, and/or a baffle member extending in a Y shape is arranged in the air outlet cavity.
Further, a sound absorbing mechanism is arranged in the air inlet cavity and/or the exhaust cavity.
Further, the shell further comprises an exhaust connecting piece, two ends of the exhaust connecting piece are respectively connected with the transition pieces, the exhaust connecting piece and the two transition pieces enclose to form an exhaust cavity, and the exhaust connecting piece is respectively integrally formed or fixedly connected or detachably connected with the transition pieces.
Further, a one-way valve is arranged in the air inlet or the vent hole.
Further, the shell is made of plastic or silica gel.
The utility model has the following beneficial effects: according to the utility model, the exhaust noise reduction structure is arranged at the air outlet end of the compressor body, so that the exhaust noise of the compressor is reduced, and the influence of noise transmission on human body and surrounding environment is reduced; a plurality of chambers are arranged in the exhaust noise reduction structure, gas enters different chambers through vent holes or hollows, and the noise reduction effect can be realized through reducing; meanwhile, the exhaust noise reduction structure is provided with two air inlets and an air outlet, the air inlets are communicated with the air outlet end of the compressor body, the air outlet is communicated with the needed positions of the air, other structures are not required to be added, and the exhaust noise reduction structure can play a role of a tee joint; and this structure of making an uproar falls in exhausting sets up between the motor and the cylinder of compressor body, utilizes the surplus space of compressor body to press from both sides this structure of making an uproar falls in exhausting, does not increase the whole volume of compressor, is favorable to the miniaturization of compressor.
Drawings
FIG. 1 is a schematic view of an exhaust noise reduction compressor according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an exhaust noise reduction structure according to an embodiment of the present utility model;
FIG. 3 is a cross-sectional view of FIG. 2;
FIG. 4 is a schematic cross-sectional view of another exhaust noise reduction structure in accordance with an embodiment of the present utility model;
FIG. 5 is a schematic cross-sectional view of another exhaust noise reduction structure in accordance with an embodiment of the present utility model;
FIG. 6 is a schematic cross-sectional view of an exhaust noise reduction structure provided with a barrier according to an embodiment of the present utility model;
Fig. 7 is a schematic view of a structure of a compressor body according to an embodiment of the present utility model.
In the figure, 1, an air inlet 2, an air outlet 3, an air inlet cavity 4, an air outlet cavity 5, an air vent 6, a baffle 7, an air inlet connecting piece 8, a transition piece 9, an air outlet connecting piece 10, a shell 20, an air outlet end 21, a motor 22, a cylinder 23, a cylinder cover 100, an air outlet noise reduction structure 200 and a compressor body.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Examples:
As shown in fig. 1 to 7, the exhaust noise reduction type compressor of the present utility model comprises a compressor body 200 and an exhaust noise reduction structure 100, as shown in fig. 7, the compressor body 200 is a double-cylinder compressor, and comprises an air inlet end, an air outlet end 20, a motor 21, a crankshaft, a connecting rod, a crank case and cylinders 22, wherein the crank cases are arranged on both sides of the motor 21, one cylinder 22 is arranged on the upper part of each crank case, the air inlet end is arranged on the crank case or the end cover of the crank case, when the compressor body 200 operates, the motor 21 drives the crank shaft in the crank case to rotate, the crankshaft drives the connecting rod to reciprocate in the cylinder 22, and the air entering the compressor body 200 is compressed in the cylinder and then is output from the air outlet end 20 through the cylinder cover 23, and the two air outlet ends 20 are symmetrically arranged relative to the motor 21.
As shown in fig. 2 to 6, the exhaust noise reduction structure 100 includes a housing 10, two air inlets 1 and an air outlet 2 are disposed on the housing 10, the two air inlets 1 are disposed on two opposite side walls of the housing 10, for convenience in connection between the air inlets 1 and the air outlet 20, the connection lines of the two air inlets 1 are on the same horizontal line, that is, the two air inlets 1 are symmetrical with respect to the housing 10, the air outlet 2 is disposed on a side wall adjacent to the air inlet 1, a plurality of side walls adjacent to the side wall where the air inlet 1 is located are disposed, and for convenience in connection between the pipelines, the air outlet 2 may be disposed on one of the side walls adjacent to the front side wall and the rear side wall where the air inlet 1 is located, as shown in fig. 2, the air outlet 2 is disposed in front of the two air inlets 1.
The exhaust noise reduction structure 100 further comprises an air inlet cavity 3, the air inlet cavity 3 is arranged in the shell 10, the air inlet cavity 3 is communicated with the air inlet 1 through an air inlet connecting piece 7, as described above, two air inlets 1 are arranged on the shell 10 and are matched with the air inlet cavity, the two air inlet cavities 3 are respectively arranged on two sides of the shell 10, an air vent 5 is arranged on the air inlet connecting piece 7, air enters the exhaust noise reduction structure 100 through the air inlet 1 and then enters the air inlet cavity 3 through the air vent 5, in the application, the volume of a space where the air inlet 1 is located is smaller than the cavity volume of the air inlet cavity 3, and the air undergoes diameter changing in the process of moving from a small space of the air inlet 1 to a large space of the air inlet cavity 3, so that the noise reduction effect is achieved.
And, the exhaust noise reduction structure 100 further comprises an exhaust cavity 4, the exhaust cavity 4 is arranged in the middle of the shell 10 and is adjacent to the air inlet cavity 3, namely, the exhaust cavity 4 is arranged in the middle of the two air inlet cavities 3, a transition piece 8 is arranged between the air inlet cavities 3 and the exhaust cavity 4, the shell 10 is divided into 3 cavities through the two transition pieces 8, a plurality of hollows are formed in the transition piece 8, the air inlet cavities 3 and the exhaust cavity 4 exchange gas through the hollows, the air outlet 2 is arranged on the exhaust cavity 4, and the gas entering the exhaust cavity 4 is discharged out of the shell 10 from the air outlet 2. The gas is conveyed to the exhaust cavity 3 from the air inlet cavity 3 through the hollow-out part, and then is discharged through the air outlet 2, and the gas is subjected to multiple diameter changes, so that the effect of noise reduction can be achieved.
Wherein, the gas inlet 1 is detachably connected with the gas outlet end 20, in an embodiment, the gas inlet 1 is sleeved on the gas outlet end 20, and the gas is output through the gas outlet end 20 and then enters the exhaust noise reduction structure 100 through the gas inlet 1; alternatively, the air inlet 1 and the air outlet end 20 are connected through a sleeve, and the air inlet 1 and the air outlet end 20 are both sleeved in the sleeve.
In order to meet the miniaturization requirement of the compressor, the overall volume of the compressor is not increased, the housing 10 is limited between the cylinder 22 and the motor 21 of the compressor body 200, that is, as shown in fig. 1, the exhaust noise reduction structure 100 is disposed in the empty spaces above the two air outlet ends 20 and the motor 21 of the compressor body 200, and the width of the exhaust noise reduction structure 100 is smaller than that of the compressor body 200, where the "width" direction is the direction perpendicular to the connection line between the two air inlets 1 on the horizontal plane.
According to the exhaust noise reduction type compressor disclosed by the application, external low-pressure gas enters the compressor body 200 from the air inlet end, is compressed in the air cylinder 22 and then is converted into high-pressure gas, and is output from the air outlet end 20 to the exhaust noise reduction structure 100 for noise reduction, so that the influence of noise on human bodies and the environment is reduced; high-pressure gas enters the exhaust noise reduction structure 100 through the air inlet 1, enters the air inlet cavity 3 through the air vent 5, enters the exhaust cavity 4 through a plurality of hollows from the air inlet cavity 3, and is discharged from the air outlet 2, and the high-pressure gas undergoes multiple diameter changes in the migration process, so that the noise reduction effect is realized; in addition, the exhaust noise reduction structure 100 is limited in the empty space between the motor 21 and the two cylinders 22 of the compressor body 200, so that the whole volume of the compressor is not increased, and the compressor is miniaturized; furthermore, the output end 20 is detachably connected with the air inlet 1, gas directly enters the exhaust noise reduction structure 100 through the air inlet 1 after passing through the output end 20, and is output to a user air-requiring end through the air outlet 2 after being reduced in noise, and the exhaust noise reduction structure 100 has the function of a tee joint while reducing noise, so that the practicability is strong.
In order to increase the noise reduction effect of the compressor, the hollows are arranged at one end far away from the horizontal projection of the vent hole 5 on the transition piece 8, i.e. the horizontal projection of the vent hole 5 projected onto the transition piece 8 is far away from the hollows on the transition piece 8, so that the gas entering the air inlet cavity 3 through the vent hole 5 reaches the hollows through long distance migration, and the mode aims at reducing the noise propagation by increasing the running path of the gas. Specifically, in one embodiment, as shown in fig. 3, the air inlet connecting piece 7 is arranged in parallel with the transition piece 8, the air vent 5 is arranged at the upper part of the air inlet connecting piece 7, so that the horizontal projection of the air vent 5 on the transition piece 8 is positioned at the upper part of the transition piece 8, and the hollow is arranged at the lower part of the transition piece 8 and far from the horizontal projection of the air vent 5 on the transition piece 8, therefore, the air enters the upper part of the air inlet cavity 3 through the air vent 5, is transferred to the lower part, and is discharged into the air outlet cavity 4 through a plurality of hollow parts, and the air increases the running path in the transferring process, thereby being beneficial to reducing the noise propagation; similarly, when the vent 5 is located at the lower part of the air inlet connector 7, a plurality of hollows are formed at the upper part of the transition piece 8.
In order to further increase the noise reduction effect of the compressor, the aperture of the vent hole 5 may be smaller than the aperture of the air inlet 1, and the noise reduction purpose may be achieved by further reducing the diameter. As shown in fig. 3, the gas sequentially enters the vent hole 5 and the air inlet cavity 3 through the air inlet 1, and undergoes twice diameter changing, which is beneficial to noise reduction.
In one embodiment, the air inlet 1 and the air vent 5 are coaxially disposed, the air inlet 1 is disposed at the upper portion of the housing 10, and in order to further increase the noise reduction effect, the air outlet 2 is disposed at the middle upper portion of the air outlet cavity 4, where the "middle upper portion" refers to the middle and upper portions of the air outlet cavity 4, that is, the plurality of hollows on the transition piece 8 are not adjacent to the air outlet 2, and a distance is required for the air to migrate from the hollows to the air outlet 2, so that noise reduction is achieved by increasing the migration path of the air.
In one embodiment, in order to enhance the noise reduction effect, a baffle 6 may also be provided in the intake chamber 3 and/or the exhaust chamber 4, i.e. the baffle 6 may be provided in the intake chamber 3, in the exhaust chamber 4, or in both the intake chamber 3 and the exhaust chamber 4. The baffle 6 is vertically arranged, the top end and the bottom end are not connected with the inner wall of the cavity, when the baffle 6 is arranged in the air inlet cavity 3 and the air outlet cavity 4, the air entering the air inlet cavity 3 from the air vent 5 needs to bypass the baffle 6 from the top end or the bottom end of the baffle 6 and reach a plurality of hollows, the air enters the air outlet cavity 4 from the hollows, the air can reach the air outlet 2 after entering the air outlet cavity 4, and the circulating path of the air is prolonged by arranging the baffle 6, so that the noise reduction effect is improved. In order to further extend the gas flow path, a V-shaped and/or S-shaped extending baffle 6 may be provided in the intake chamber 3, a Y-shaped extending baffle 6 may be provided in the exhaust chamber 4, both the intake chamber 3 and the exhaust chamber 4 may be provided with the baffle 6 extending in the S-shape, or may be provided in the intake chamber 3, or may be provided with the exhaust chamber 4, since the intake chamber 3 is provided with 2, both the intake chambers 3 may be provided with the baffle 6 extending in the S-shape (not shown in the figure), or both the intake chambers 3 may be provided with the baffle 6 extending in the V-shape (not shown in the figure), or may be provided with the baffle 6 extending in the S-shape, i.e., as shown in fig. 6, one side of the intake chamber 3 may be provided with the baffle 6 extending in the S-shape, and the other side of the intake chamber 3 may be provided with the baffle 6 extending in the V-shape. In a specific embodiment, in order to improve the noise reduction effect, the air inlet cavity 3 and the air outlet cavity 4 may be provided with baffle members 6 in different forms, as shown in fig. 6, in the air inlet cavity 3, that is, one side of the air inlet cavity 3 is provided with baffle members 6 extending in a V shape, the other side of the air inlet cavity 3 is provided with baffle members 6 extending in an S shape, the air outlet cavity 4 is provided with baffle members 6 extending in a Y shape, and the air outlet 2 is arranged in an opening extending upwards of the Y-shaped baffle members 6, and although the baffle members 6 are different in form, the three have the function of extending the air circulation path, and all have the noise reduction effect.
In terms of noise reduction, besides improvement of the internal structure of the housing 10, noise reduction may be performed by providing a sound absorbing mechanism in the housing 10, and in one embodiment (not shown in the drawings), the sound absorbing mechanism is provided in the intake chamber 3 and/or the exhaust chamber 4, that is, the sound absorbing mechanism may be provided in both the intake chamber 3 and the exhaust chamber 4, or the sound absorbing mechanism may be provided in only the intake chamber 3, or the sound absorbing mechanism may be provided in only the exhaust chamber 4. The sound absorbing mechanism can be a sound absorbing coating, for example, the sound absorbing coating is arranged on the inner walls of the air inlet cavity 3 and the air outlet cavity 4, and the sound absorbing coating can be made of polyester fiber and the like, so that the gas entering the air inlet cavity 3 and the air outlet cavity 4 has the sound absorbing effect when striking the inner walls; or the sound absorbing mechanism can also be a sound absorbing medium, the sound absorbing medium comprises filter cotton and sound absorbing cotton, in one embodiment, the sound absorbing cotton is completely filled in the air inlet cavity 3, so that the air entering the air inlet cavity 3 firstly passes through the sound absorbing cotton and then enters the air outlet cavity 4 through the hollow on the transition piece 8, and the sound absorbing cotton can play a role in noise reduction. In a specific application, the sound absorbing mechanism is arranged in the air inlet cavity 3 and the air outlet cavity 4, and in this embodiment, the sound absorbing mechanism comprises a sound absorbing coating and sound absorbing cotton, that is, the sound absorbing coating is arranged on the inner walls of the air inlet cavity 3 and the air outlet cavity 4, the sound absorbing cotton is arranged in the air inlet cavity 3 and the air outlet cavity 4, and by arranging the sound absorbing coating and the sound absorbing cotton, the noise is obviously reduced after the air passes through the air inlet cavity 3 and the air outlet cavity 4, and the noise reduction effect is further enhanced.
In order to facilitate the setting of sound absorbing mechanism, casing 10 still includes exhaust connector 9, and exhaust connector 9 is located the centre of casing 10, exhaust connector 9's both ends link to each other with transition piece 8 respectively, exhaust connector 9 encloses with two transition pieces 8 and closes and form exhaust chamber 4, and transition piece 8 encloses with air inlet connector 7 and closes and form air inlet chamber 3, exhaust connector 9 respectively with transition piece 8 integrated into one piece or fixed connection or detachable connection. In one embodiment, as shown in fig. 3, the first end of the exhaust connector 9 is integrally formed with the transition piece 8, and the second end of the exhaust connector 9 is detachably connected with the transition piece 8, for example, after the sound absorbing mechanism is disposed in the exhaust cavity 4, the second end of the exhaust connector 9 is in threaded connection with the transition piece 8, or the second end of the exhaust connector 9 is fixedly connected with the transition piece 8, for example, after the sound absorbing mechanism is disposed in the exhaust cavity 4, the exhaust connector 9 is connected with the transition piece 8 by gluing, further, after the sound absorbing mechanism is disposed in the air inlet cavity 3, the transition piece 8 and the air inlet connector 7 may be fixedly connected, such as gluing, or may also be detachably connected, such as in threaded connection. Or in another embodiment, as shown in fig. 4, both ends of the exhaust connection 9 are fixedly connected, e.g. glued, or detachably connected, e.g. screwed, to the transition piece 8. In a specific application, the specific connection mode of the exhaust noise reduction structure 100 may be that the first end of the exhaust connector 9 is fixedly connected with the transition piece 8 through an adhesive mode, then, after sound absorbing cotton is arranged in the exhaust cavity 4, the second end of the exhaust connector 9 is fixedly connected with the other transition piece 8 through an adhesive mode, sound absorbing cotton is arranged in the two air inlet cavities 3, the air inlet cavities 3 are plugged through the air inlet connector 7, the transition piece 8 and the air inlet connector 7 may be fixedly connected or detachably connected, the air inlet connector 7 and the air inlet 1 are integrally formed, the air inlet 9 and the air outlet 2 are integrally formed, air enters the air inlet cavity 3 through the air inlet 1 and enters the air outlet cavity 4 through the air holes 5, sound absorbing cotton is arranged in the air inlet cavity 3 after sound absorbing and filtering, and the sound absorbing cotton is arranged in the air outlet cavity 4 and is discharged through the air outlet 2 after sound absorbing and noise reduction effects are good.
In another embodiment, in order to facilitate setting the sound absorbing mechanism in the air intake cavity 3 and/or the air exhaust cavity 4, as shown in fig. 5, the housing 10 includes a first housing and a second housing, and the first housing and the second housing each include an air intake connector 7, a transition piece 8, and an air exhaust connector 9, the air intake connector 7, the transition piece 8, and the air exhaust connector 9 on the first housing are integrally formed, the air intake cavity 3 includes a first air intake cavity on the first housing and a second air intake cavity on the second housing, the air exhaust cavity 4 includes a first air exhaust cavity on the first housing and a second air exhaust cavity on the second housing, and after setting the sound absorbing mechanism in the air intake cavity 3 and/or the air exhaust cavity 4, the first housing and the second housing are fixedly connected by an adhesive manner, or the first housing and the second housing may also be detachably connected, such as by a snap connection, the air inlet 1 is integrally formed with the first housing, the air outlet 1 may be integrally formed with the first housing, the first housing may also be integrally formed with the first housing, the first housing may be integrally formed with the second housing, or may be integrally formed with the first housing, and may be integrally connected with the first housing by a snap connection.
In order to prevent the gas in the exhaust noise reduction structure 100 from flowing back into the compressor body 200, a one-way valve is disposed in the gas inlet 1 or the vent hole 5, so that the gas flows into the exhaust noise reduction structure 100 only from the gas outlet end 20, so as to reduce the collision noise generated by the gas flowing back. The check valve may be provided in the intake port 1 or in the vent hole 5, and an appropriate check valve may be selected depending on the size of the intake port 1 or the vent hole 5.
In order to facilitate miniaturization of the whole compressor and reduce the volume and weight of the whole compressor, the shell 10 is made of plastic or silica gel.
The foregoing description of the embodiments of the present utility model should not be taken as limiting the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions of the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.
Claims (9)
1. The exhaust noise reduction type compressor comprises a compressor body and an exhaust noise reduction structure, wherein two air outlet ends of the compressor body are mutually symmetrical,
The shell is provided with two air inlets and an air outlet, the two air inlets are respectively arranged on two opposite side walls of the shell, and the air outlet is arranged on the side wall adjacent to the air inlet; the method comprises the steps of,
The air inlet cavity is arranged in the shell and is communicated with the air inlet through an air inlet connecting piece, and an air vent is arranged on the air inlet connecting piece; the method comprises the steps of,
The exhaust cavity is arranged adjacent to the air inlet cavity, a transition piece is arranged between the air inlet cavity and the exhaust cavity, a plurality of hollows are arranged on the transition piece, and the air outlet is arranged on the exhaust cavity;
the air inlet is detachably connected with the air outlet end, and the shell is limited between the air cylinder of the compressor body and the motor.
2. The exhaust and noise reduction type compressor according to claim 1, wherein the hollowed-out portion is provided at one end of the horizontal projection on the transition piece away from the vent hole.
3. The exhaust noise reduction type compressor according to claim 2, wherein the aperture of the vent hole is smaller than the aperture of the intake port.
4. The compressor of claim 3, wherein the air inlet is provided at an upper portion of the housing, and the air outlet is provided at a middle upper portion of the exhaust chamber.
5. The compressor according to claim 1 or 4, wherein a baffle member extending in a V-shape and/or S-shape is provided in the intake chamber, and/or a baffle member extending in a Y-shape is provided in the exhaust chamber.
6. The exhaust noise reduction compressor according to claim 1, wherein a sound absorbing mechanism is provided in the intake chamber and/or the exhaust chamber.
7. The compressor of claim 6, wherein the housing further comprises an exhaust connector, wherein two ends of the exhaust connector are respectively connected with the transition pieces, the exhaust connector and the two transition pieces enclose to form an exhaust cavity, and the exhaust connector is respectively integrally formed with the transition pieces or fixedly connected with or detachably connected with the transition pieces.
8. The exhaust noise reduction type compressor according to claim 1, wherein a check valve is provided in the intake port or the vent hole.
9. The exhaust noise reduction compressor according to claim 1, wherein the housing is made of plastic or silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322552052.7U CN220979797U (en) | 2023-09-20 | 2023-09-20 | Exhaust noise reduction type compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322552052.7U CN220979797U (en) | 2023-09-20 | 2023-09-20 | Exhaust noise reduction type compressor |
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| Publication Number | Publication Date |
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| CN220979797U true CN220979797U (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322552052.7U Active CN220979797U (en) | 2023-09-20 | 2023-09-20 | Exhaust noise reduction type compressor |
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| Country | Link |
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| CN (1) | CN220979797U (en) |
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2023
- 2023-09-20 CN CN202322552052.7U patent/CN220979797U/en active Active
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