CN215341933U - Pneumatic suction waste oil machine silencer and pneumatic suction waste oil machine silencer sound-proof housing - Google Patents
Pneumatic suction waste oil machine silencer and pneumatic suction waste oil machine silencer sound-proof housing Download PDFInfo
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- CN215341933U CN215341933U CN202121559122.6U CN202121559122U CN215341933U CN 215341933 U CN215341933 U CN 215341933U CN 202121559122 U CN202121559122 U CN 202121559122U CN 215341933 U CN215341933 U CN 215341933U
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Abstract
The pneumatic waste oil pumping and connecting machine silencer comprises a second silencing component, wherein a second buffering cavity is arranged inside the second silencing component, an opening at one end of the second buffering cavity forms an air inlet, the other end of the second buffering cavity is a sleeved end, and a second air outlet is formed in the cavity wall on one side of the second buffering cavity; the first silencing assembly is internally provided with a first buffering cavity, an opening at one end of the first silencing assembly forms a sleeve joint port which can be sleeved with the sleeve joint end, and a cavity wall on one side of the first buffering cavity is provided with a first air outlet. The waste oil machine silencer sound-proof housing is connected in a pneumatic pumping mode, a first buffer cavity is formed in the housing body, a sleeve joint port capable of being in sleeve joint with the sleeve joint end is formed in an opening at one end of the housing body, and a first air outlet is formed in the cavity wall on one side of the first buffer cavity; one side of the bottom of the first buffer cavity is provided with a first connecting part which protrudes inwards, and the inner end of the first connecting part is provided with a fixing part. The beneficial effects are that: the soundproof cover is added to form a multi-layer buffer cavity, so that the noise reduction effect is improved; and adopt eccentric design to improve the convenience of installation, also played the positive effect to the noise reduction.
Description
Technical Field
The utility model belongs to the technical field of oil pumping units, and particularly relates to a pneumatic waste oil pumping and connecting machine silencer.
Background
As the automotive industry develops, automobiles need to be serviced regularly at intervals in order to be safe to operate. In the maintenance process, equipment for automobile maintenance is required, wherein an oil receiving machine for waste oil is indispensable. At present, oil receiving pumping units for common waste oil all utilize the vacuum principle.
The high-speed air flow vacuumized in the existing pumping unit generates noise when passing through the exhaust port, so that the noise is required to be improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model adopts the following technical scheme:
the silencer of the pneumatic waste oil pumping and connecting machine comprises
The second silencing component is internally provided with a second buffer cavity, one end of the second silencing component is provided with an opening to form an air inlet, the other end of the second silencing component is a sleeved end, and the cavity wall on one side of the second buffer cavity is provided with a second air outlet;
the first silencing assembly is internally provided with a first buffering cavity, an opening at one end of the first silencing assembly forms a sleeve joint port which can be sleeved with the sleeve joint end, and a cavity wall on one side of the first buffering cavity is provided with a first air outlet.
In some embodiments, the first air outlet and the second air outlet are air outlets in different directions.
In some modes, one side of the sleeve end surface of the second silencing component is provided with a second connecting part,
one side of the bottom surface of the first buffer cavity is provided with a first connecting part which protrudes inwards,
the second connecting part and the first connecting part are connected through the connecting piece.
In some forms, one end of the connecting piece passes through the second connecting part and then is connected with the first connecting part.
In some modes, a second connecting part is arranged on one side, close to the second air outlet, of the sleeved end face of the second silencing component, and a first connecting part is arranged on one side, far away from the first air outlet, of the bottom face of the first buffer cavity; or
The second silencing assembly is provided with a second connecting portion on one side of the sleeve-joint end face away from the second air outlet, and a first connecting portion is arranged on one side of the bottom face of the first buffer cavity close to the first air outlet.
In some forms, the first air outlet and the second air outlet are opposite in air outlet direction.
In some embodiments, the first silencing component forms a buffer air cavity between the first silencing component and the second silencing component when the first silencing component is sleeved on the second silencing component.
In some forms the first buffer chamber inner diameter is larger than the bell end outer diameter of the second muffler assembly.
The waste oil machine silencer sound-proof housing is connected in a pneumatic pumping mode, a first buffer cavity is formed in the housing body, a sleeve joint port capable of being in sleeve joint with the sleeve joint end is formed in an opening at one end of the housing body, and a first air outlet is formed in the cavity wall on one side of the first buffer cavity;
one side of the bottom of the first buffer cavity is provided with a first connecting part which protrudes inwards, and the inner end of the first connecting part is provided with a fixing part.
In some embodiments, the first air outlet comprises a plurality of strip-shaped air ports arranged along the length direction of the cover body.
The utility model has the beneficial effects that:
the soundproof cover is added to form a multi-layer buffer cavity, so that the noise reduction effect is improved; and adopt eccentric design to improve the convenience of installation, also played the positive effect to the noise reduction.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of an installation state of the present invention;
FIG. 3 is a schematic view of the structure without the acoustic enclosure installed.
In the figure:
100 a first silencing component, 110 a first air outlet, 120 a first connecting part, 130 a buffering air cavity, 200 a second silencing component, 210 an air inlet, 220 a second air outlet, 230 a second connecting part, 300 an oil pumping component and 310 an air inlet nozzle.
Detailed Description
The utility model is further illustrated below:
pneumatic suction muffler for waste oil machines, as shown in FIG. 1, comprising
The second silencing component 200 is internally provided with a second buffer cavity, one end of the second silencing component is opened to form an air inlet 210, the other end of the second silencing component is a sleeved end, and a second air outlet 220 is formed in the cavity wall on one side of the second buffer cavity;
the first silencing component 100 is internally provided with a first buffering cavity, an opening at one end of the first silencing component forms a socket joint capable of being in socket joint with the socket joint end, and a first air outlet 110 is formed in the cavity wall at one side of the first buffering cavity.
The socket is sleeved on the socket end to form a two-layer buffer structure. And the noise reduction effect is improved.
The first air outlet 110 and the second air outlet 220 are arranged in different directions.
A second connecting part 230 is arranged on one side of the sleeved end surface of the second silencing component 200,
one side of the bottom surface of the first buffer chamber is provided with a first connecting part 120 protruding inwards,
the second connection portion 230 and the first connection portion 120 are connected by a connection member 240.
One end of the connecting member 240 passes through the second connecting portion 230 and then is connected to the first connecting portion 120.
A second connecting part is arranged on one side, close to the second air outlet 220, of the sleeved end surface of the second silencing component 200, and a first connecting part is arranged on one side, far away from the first air outlet 110, of the bottom surface of the first buffer cavity; or
The side of the sleeved end face of the second silencing component 200, which is far away from the second air outlet 220, is provided with a second connecting part, and the side of the bottom surface of the first buffer cavity, which is close to the first air outlet 110, is provided with a first connecting part.
The first connecting part 120 and the second connecting part 230 adopt an eccentric structure, so that gas flows in the connecting parts to have a better energy reducing effect; meanwhile, the possibility of loosening of the spiral screwing caused by vibration of the sound-proof cover is reduced due to the eccentric design; further through judging the position of connecting portion, avoided the sound-proof housing to rotate for second sound-proof component for the mounted position becomes only, thereby can be better guarantee first gas outlet 110 and second gas outlet 220 keep away from each other.
Meanwhile, the connecting column which is positioned at the eccentric position inside enables the gas to have a better effect of reducing vibration in the buffer cavity.
One way of installation is to sleeve the first silencing assembly 100 on the second silencing assembly 200, then send the connecting piece 240 from the air inlet 210 to the installation position, where one end of the connecting piece 240 passes through the second connecting part 230 and is connected with the first connecting part 120, and the tail end of the connecting piece 240 abuts against one side of the second connecting part 230, thereby forming a fixed connection.
The air outlet directions of the first air outlet 110 and the second air outlet 220 are opposite. In order to improve the noise reduction effect, the two air outlets are far away as far as possible, so that more residence time of air in the buffer cavity is provided, and energy reduction is performed.
When the first silencing component 100 is sleeved on the second silencing component 200, a buffer air cavity 130 is formed between the two components. The buffer air cavity 130 is arranged between the bottom surface of the sound-proof cover and the end surface of the sleeved end, so that the noise reduction effect is better.
The inner diameter of the first buffer cavity is larger than the outer diameter of the sleeved end of the second silencing component 200, so that a buffer spacing part is arranged between the two silencing components after the two silencing components are sleeved.
The pneumatic suction waste oil machine silencer sound-proof housing is characterized in that a first buffer cavity is formed inside the housing body, a sleeve joint port capable of being sleeved with the sleeve joint end is formed in an opening at one end of the housing body, and a first air outlet 110 is formed in the cavity wall on one side of the first buffer cavity;
one side of the bottom of the first buffer cavity is provided with a first connecting part 120 protruding inwards, and the inner end of the first connecting part 120 is provided with a fixing part. The inner end is the end near the mouth (or second muffler assembly) for connection to the connector 240.
The first air outlet 110 includes a plurality of strip-shaped air outlets arranged along the length direction of the cover. The elongated air ports are arranged in parallel with each other.
It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the utility model. All falling within the scope of protection of the present invention. The protection scheme of the utility model is subject to the appended claims.
Claims (10)
1. The silencer of the pneumatic pumping waste oil machine is characterized by comprising
The second silencing component (200) is internally provided with a second buffer cavity, one end of the second silencing component is provided with an opening to form an air inlet (210), the other end of the second silencing component is provided with a sleeved end, and the cavity wall on one side of the second buffer cavity is provided with a second air outlet (220);
the first silencing component (100) is internally provided with a first buffering cavity, an opening at one end of the first silencing component forms a sleeve joint port which can be sleeved with the sleeve joint end, and a first air outlet (110) is formed in the cavity wall at one side of the first buffering cavity.
2. The pneumatic suction waste oil machine silencer according to claim 1, wherein the first air outlet (110) and the second air outlet (220) are air outlets in different directions.
3. The pneumatic waste oil pumping and receiving machine silencer according to claim 2, wherein one side of the sleeved end face of the second silencing assembly (200) is provided with a second connecting part (230),
one side of the bottom surface of the first buffer cavity is provided with a first connecting part (120) which protrudes inwards,
the second connection part (230) and the first connection part (120) are connected by a connection part (240).
4. The pneumatic suction waste oil machine silencer according to claim 3, wherein one end of said connecting member (240) is connected to said first connecting portion (120) after passing through said second connecting portion (230).
5. The pneumatic waste oil pumping and connecting machine silencer according to claim 3, wherein a second connecting portion is arranged on one side, close to the second air outlet (220), of the sleeved end face of the second silencing assembly (200), and a first connecting portion is arranged on one side, far away from the first air outlet (110), of the bottom face of the first buffering cavity; or
The side, away from the second gas outlet (220), of the sleeved end face of the second silencing component (200) is provided with a second connecting portion, and the side, close to the first gas outlet (110), of the bottom face of the first buffering cavity is provided with a first connecting portion.
6. The pneumatic suction waste oil machine silencer according to claim 2, wherein the first air outlet (110) and the second air outlet (220) are opposite in air outlet direction.
7. The pneumatic suction waste oil machine silencer according to claim 1, wherein when the first silencing assembly (100) is sleeved on the second silencing assembly (200), a buffer air cavity (130) is formed between the first silencing assembly and the second silencing assembly.
8. The pneumatic pick up waste oil muffler of claim 1 wherein the first buffer chamber inner diameter is larger than the spigot end outer diameter of the second muffler assembly (200).
9. The waste oil machine silencer sound-proof housing is characterized in that a first buffer cavity is arranged in the housing body, a sleeve joint port capable of being sleeved with the sleeve joint end is formed in an opening at one end of the housing body, and a first air outlet (110) is formed in the cavity wall on one side of the first buffer cavity;
one side of the bottom of the first buffer cavity is provided with a first connecting part (120) protruding inwards, and the inner end of the first connecting part (120) is provided with a fixing part.
10. The pneumatic suction waste oil muffler enclosure of claim 9, wherein the first outlet port (110) comprises a plurality of strip ports arranged along a length of the enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121559122.6U CN215341933U (en) | 2021-07-09 | 2021-07-09 | Pneumatic suction waste oil machine silencer and pneumatic suction waste oil machine silencer sound-proof housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121559122.6U CN215341933U (en) | 2021-07-09 | 2021-07-09 | Pneumatic suction waste oil machine silencer and pneumatic suction waste oil machine silencer sound-proof housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215341933U true CN215341933U (en) | 2021-12-28 |
Family
ID=79566058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121559122.6U Active CN215341933U (en) | 2021-07-09 | 2021-07-09 | Pneumatic suction waste oil machine silencer and pneumatic suction waste oil machine silencer sound-proof housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215341933U (en) |
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2021
- 2021-07-09 CN CN202121559122.6U patent/CN215341933U/en active Active
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