CN218241298U - Silencer for vacuum generator - Google Patents
Silencer for vacuum generator Download PDFInfo
- Publication number
- CN218241298U CN218241298U CN202221778430.2U CN202221778430U CN218241298U CN 218241298 U CN218241298 U CN 218241298U CN 202221778430 U CN202221778430 U CN 202221778430U CN 218241298 U CN218241298 U CN 218241298U
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- cylinder
- vacuum generator
- plate
- air
- fixing plate
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Abstract
The utility model discloses a silencer for a vacuum generator, which comprises a cylinder with openings at two ends and two fixed plates; the two openings of the cylinder are respectively provided with a fixed plate with a plate surface vertical to the axis of the cylinder, the cylinder is filled with a steel wire ball, the wall of the cylinder is provided with a plurality of air inlets along the length direction of the cylinder, and the plate surface of the fixed plate is provided with a plurality of air outlets. The utility model has the advantages that the steel wire ball is filled in the whole cylinder, and the extruded steel wires form a barrier to the compressed air entering the cylinder from the air inlet, so that a large amount of compressed air is slowly discharged from the air outlet through the silencing cotton, thereby effectively eliminating the noise generated by outward air injection of the vacuum generator and avoiding the damage of the noise to the body of the working personnel.
Description
The technical field is as follows:
the utility model relates to a silencing equipment technical field, concretely relates to muffler for vacuum generator.
Background art:
the vacuum generator is a novel, efficient, clean, economical and small vacuum component which utilizes a positive pressure air source to generate negative pressure, so that the negative pressure can be easily obtained in a place with compressed air or a place needing the positive and negative pressure in a pneumatic system. The working principle of the vacuum generator is that compressed air is sprayed at high speed by the aid of the spray pipe, jet flow is formed at the outlet of the spray pipe to generate entrainment flow, air around the outlet of the spray pipe is continuously sucked away under the entrainment effect, the pressure in the adsorption cavity is reduced to be below atmospheric pressure to form a certain vacuum degree, the spray pipe always sprays air outwards in the process, the noise is large and generally reaches 75-90 decibels, and workers work in a noise environment for a long time and can damage human bodies.
The utility model has the following contents:
an object of the utility model is to provide a muffler for vacuum generator, it is big to have solved the jet-propelled noise of vacuum generator, and long-term operation influences the healthy problem of staff.
The utility model discloses by following technical scheme implement: a silencer for a vacuum generator comprises a cylinder with two open ends and two fixing plates; the fixing plate with the plate surface perpendicular to the axis of the cylinder is respectively installed at two openings of the cylinder, a steel wire ball is filled in the cylinder, a plurality of air inlets are formed in the wall of the cylinder along the length direction of the cylinder, and a plurality of exhaust holes are formed in the plate surface of the fixing plate.
Preferably, a sound-deadening cotton is fixed to the fixing plate in the cylinder.
Preferably, an air outlet is formed between the fixing plate and the edge of the opening end of the cylinder.
Preferably, the connecting rod is arranged in the cylinder in a penetrating mode, the two fixing plates are respectively a first fixing plate and a second fixing plate, the middle of the plate surface of the first fixing plate is welded with one end of the connecting rod, the other end of the connecting rod penetrates through the plate surface of the second fixing plate and is in threaded connection with a nut, and the plate surface of each fixing plate is attached to the edge of the corresponding opening end of the cylinder.
The utility model has the advantages that: when the utility model is used, the air inlet of the vacuum generator is communicated with the air outlet of the spray pipe of the vacuum generator, the steel wire balls are filled in the whole cylinder, and the extruded steel wires form a barrier to the compressed air entering the cylinder from the air inlet, so that a large amount of compressed air is slowly discharged from the air outlet through the silencing cotton, thereby effectively eliminating the noise generated by the outward air injection of the vacuum generator and avoiding the damage of the noise to the body of a worker; and the utility model discloses a set up a plurality of inlet port along drum length direction on the section of thick bamboo wall of drum and can carry out the amortization to a plurality of vacuum generator simultaneously, promote work efficiency.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 1.
FIG. 3 is a schematic view showing the state of FIG. 2 without the steel wool and the silencing cotton.
The components in the drawings are numbered as follows: the air inlet structure comprises a cylinder 1, an air inlet 1.1, a connecting rod 2, a fixing plate 3, a first fixing plate 3.1, a second fixing plate 3.2, an air outlet 3.3, silencing cotton 4, a steel wire ball 5 and an air outlet 6.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "front", "rear", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 3, a silencer for a vacuum generator includes a cylinder 1 with openings at both ends, a connecting rod 2 inserted into the cylinder 1, and two fixing plates 3; the two openings of the cylinder 1 are respectively provided with a fixing plate 3 with a plate surface vertical to the axis of the cylinder 1, the two fixing plates 3 are respectively a first fixing plate 3.1 and a second fixing plate 3.2, the middle part of the plate surface of the first fixing plate 3.1 is welded with one end of the connecting rod 2, the other end of the connecting rod 2 penetrates through the plate surface of the second fixing plate 3.2 and is in threaded connection with a nut, the plate surface of the fixing plate 3 is attached to the edge of the corresponding opening end of the cylinder 1, the first fixing plate 3.1 and the second fixing plate 3.2 can be locked on the opening end of the cylinder 1 by screwing the nut, and the operation is simple and convenient for disassembly and assembly; the cylinder wall of the cylinder 1 is provided with a plurality of air inlets 1.1 along the length direction of the cylinder 1, compressed air ejected by the vacuum generators enters through the air inlets 1.1, and the plurality of air inlets 1.1 are arranged on the cylinder wall of the cylinder 1, so that the plurality of vacuum generators can be simultaneously silenced, and the working efficiency is improved; the steel wire ball 5 is wound on the connecting rod 2 in the cylinder 1, the whole cavity of the cylinder 1 is filled with the steel wire ball 5, and the steel wire ball 5 is filled in the cavity of the whole cylinder 1, so that the extruded steel wire can block the compressed air entering the cylinder 1 from the air inlet 1.1, the compressed air can be slowly discharged, the noise generated by outward air injection of the vacuum generator can be effectively eliminated, and the damage of the noise to the body of a worker can be avoided; the plate surface of the fixed plate is provided with a plurality of exhaust holes 3.3, and compressed air entering the silencer is silenced by the steel wire balls 5 and then is exhausted from the exhaust holes 3.3.
The utility model discloses a fixed plate 3 is square board, and the length of fixed plate 3 is more than or equal to the external diameter of drum 1, and the width of fixed plate 3 is less than the internal diameter of drum 1, is formed with gas vent 6 between fixed plate 3 and the edge of drum 1 opening end, and the compressed air in the muffler can be discharged from gas vent 6, prevents to influence the muffler normal work because of muffler internal pressure is too big through setting up gas vent 6; be fixed with amortization cotton 4 on fixed plate 3 in drum 1, further promote noise cancelling effect through setting up amortization cotton 4 cooperation steel wire ball 5, effectively reduce the noise that vacuum generator jetted compressed air and produced, guaranteed operational environment's travelling comfort.
Installation and use instructions: the exhaust ports of the spray pipes of the plurality of vacuum generators are correspondingly arranged in the air inlet holes 1.1 of the cylinder 1, compressed air sprayed by the vacuum generators enters the cylinder 1 of the silencer through the air inlet holes 1.1, and the extruded steel wire balls 5 block the compressed air, so that the compressed air is slowly exhausted from the exhaust holes 3.3 and the exhaust port 6 through the silencing cotton 4, the noise generated by outward air injection of the vacuum generators is effectively eliminated, and the damage of the noise to the bodies of working personnel is avoided.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A silencer for a vacuum generator is characterized by comprising a cylinder with two open ends and two fixing plates; the fixing plate is characterized in that the fixing plates with plate surfaces perpendicular to the axis of the cylinder are respectively installed at two openings of the cylinder, steel wire balls are filled in the cylinder, a plurality of air inlets are formed in the wall of the cylinder along the length direction of the cylinder, and a plurality of air outlets are formed in the plate surfaces of the fixing plates.
2. The silencer of claim 1, wherein silencing cotton is fixed to the fixing plate in the cylinder.
3. A silencer for a vacuum generator according to claim 1 or 2, wherein an exhaust port is formed between the fixing plate and an opening end edge of the cylinder.
4. The silencer for the vacuum generator according to claim 1, further comprising a connecting rod penetrating through the cylinder, wherein the two fixing plates are a first fixing plate and a second fixing plate, the middle of the plate surface of the first fixing plate is welded to one end of the connecting rod, the other end of the connecting rod penetrates through the plate surface of the second fixing plate and is in threaded connection with a nut, and the plate surfaces of the fixing plates are attached to the corresponding edge of the opening end of the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221778430.2U CN218241298U (en) | 2022-07-11 | 2022-07-11 | Silencer for vacuum generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221778430.2U CN218241298U (en) | 2022-07-11 | 2022-07-11 | Silencer for vacuum generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218241298U true CN218241298U (en) | 2023-01-06 |
Family
ID=84676836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221778430.2U Active CN218241298U (en) | 2022-07-11 | 2022-07-11 | Silencer for vacuum generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218241298U (en) |
-
2022
- 2022-07-11 CN CN202221778430.2U patent/CN218241298U/en active Active
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