CN213838835U

CN213838835U - Be used for vacuum pump silencing device

Info

Publication number: CN213838835U
Application number: CN202022691713.0U
Authority: CN
Inventors: 曹磊
Original assignee: Xinji Fude Paper Co ltd
Current assignee: Xinji Fude Paper Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-07-30
Anticipated expiration: 2030-11-19

Abstract

The utility model provides a be used for vacuum pump silencing device. The silencing apparatus for a vacuum pump includes: a sound insulation box; the rectangular sound insulation boards are fixedly arranged on the inner wall of the sound insulation box; the shock absorption pad is fixedly arranged at the top of the rectangular sound insulation plate and is positioned above the inner wall of the bottom of the sound insulation box; the vacuum pump is fixedly arranged on the shock pad; and the mounting door is hinged to the outer wall of one side of the sound insulation box. The utility model provides a be used for vacuum pump silencing device has easy operation, can effectually give sound insulation to the vacuum pump, avoids causing the pollution and reduces the advantage that causes harm to the staff to the environment.

Description

Be used for vacuum pump silencing device

Technical Field

The utility model belongs to the technical field of the amortization, especially, relate to a be used for vacuum pump silencing device.

Background

A vacuum pump is a device or apparatus that uses mechanical, physical, chemical, or physicochemical means to evacuate a container to be evacuated. Generally speaking, a vacuum pump is a device for improving, generating and maintaining vacuum in a certain closed space by various methods, the vacuum pump is widely used in the industries of metallurgy, chemical engineering, food, electronic coating and the like, the arrangement structure of the pump body of the vacuum pump determines the overall structure of the pump, the horizontal arrangement of the air inlet and the air outlet of a vertical structure is convenient, and the assembly and the connection of pipelines are convenient. However, since the center of gravity of the pump is high and the stability is poor at high-speed operation, this type is often used for small pumps.

However, in the prior art, the vacuum pump generates a large noise in the use process, and the noise not only causes environmental pollution, but also causes workers in the field to be harmed by the noise, and irreparable harm can be caused to the workers in the past.

Therefore, there is a need for a new muffler for vacuum pump to solve the above problems

SUMMERY OF THE UTILITY MODEL

The technical problem of the utility model be solved is to provide an easy operation, can effectually give sound insulation to the vacuum pump, avoid causing the pollution and reduce the vacuum pump silencing device that is used for that causes harm to the staff to the environment.

In order to solve the technical problem, the utility model provides a be used for vacuum pump silencing device includes: a sound insulation box; the rectangular sound insulation boards are fixedly arranged on the inner wall of the sound insulation box; the shock absorption pad is fixedly arranged at the top of the rectangular sound insulation plate and is positioned above the inner wall of the bottom of the sound insulation box; the vacuum pump is fixedly arranged on the shock pad; the mounting door is hinged to the outer wall of one side of the sound insulation box; the sealing strips are fixedly arranged on the mounting door; the two flanges are arranged on the vacuum pump; the two outer pipes are respectively arranged on the two flanges; the two punching sound insulation plates are respectively arranged in the two outer pipes; a plurality of silencer tubes respectively arranged in the two outer tubes; the two air outlet pipes are fixedly arranged on the outer walls of the two sides of the sound insulation box respectively, and one ends, close to each other, of the two air outlet pipes extend into the sound insulation box; and the two dust baffles are fixedly arranged in the two air outlet pipes respectively.

As a further scheme of the utility model, the sound-proof box is with a plurality of it has polyester fiber amortization cotton to fill respectively between the rectangle acoustic celotex board, fixed mounting has the handle on the outer wall of installation door.

As a further aspect of the present invention, the soundproof box includes acoustic baffle, soundproof cotton, acoustic baffle, soundproof cotton is located between the acoustic baffle, the installation door with the material of soundproof box is the same.

As a further aspect of the present invention, two the flange is respectively fixedly mounted on the gas outlet and the gas outlet of the vacuum pump, two the outer tube is respectively fixedly sleeved with two on the flange.

As a further aspect of the utility model, it is a plurality of the equal fixed mounting of hush pipe is two on the flange, it is a plurality of the one end that hush pipe kept away from each other respectively with two the acoustic celotex board fixed connection that punches a hole, it is a plurality of hush pipe is the annular array and distributes, hush pipe' S appearance is the S form.

As a further proposal of the utility model, the specification of the outer tube is DN450, the specification of the hush pipe is DN80, the outer tube intussuseption is filled with polyester fiber amortization cotton.

Compared with the prior art, the utility model provides a be used for vacuum pump silencing device has following beneficial effect:

the utility model provides a be used for vacuum pump silencing device:

1. when heat dissipation is needed, the sound insulation box can be ventilated and dissipated and dust can be blocked through the mutual matching of the air outlet pipe and the dust blocking plate;

2. when needs use the vacuum pump, through sound-proof box, rectangle acoustic celotex board flange, outer tube, the acoustic celotex board that punches a hole, hush pipe and polyester fiber amortization cotton under mutually supporting, can give sound insulation to the vacuum pump, easy operation not only like this can effectually give sound insulation to the vacuum pump, avoids causing the pollution and reduce the advantage that causes harm to the staff to the environment.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic front sectional view illustrating a preferred embodiment of a silencer for a vacuum pump according to the present invention;

FIG. 2 is an assembly view of the middle and outer tubes and the muffler tubes of the present invention;

FIG. 3 is a cross-sectional view of the middle partition sound box of the present invention;

fig. 4 is a front view of the present invention.

In the figure: 1. a sound insulation box; 100. a sound absorbing panel; 101. sound insulation cotton; 2. a rectangular baffle plate; 3. a shock pad; 4. a vacuum pump; 5. installing a door; 6. a sealing strip; 7. a flange; 8. an outer tube; 9. punching a sound insulation plate; 10. a sound-deadening tube; 11. an air outlet pipe; 12. a dust guard.

Detailed Description

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic front sectional view illustrating a preferred embodiment of a silencer for a vacuum pump according to the present invention; FIG. 2 is an assembly view of the middle and outer tubes and the muffler tubes of the present invention; FIG. 3 is a cross-sectional view of the middle partition sound box of the present invention; fig. 4 is a front view of the present invention. A silencer for a vacuum pump includes: a sound insulation box 1; the rectangular sound insulation boards 2 are fixedly arranged on the inner wall of the sound insulation box 1; the shock absorption pad 3 is fixedly arranged at the top of the rectangular sound insulation plate 2, and the shock absorption pad 3 is positioned above the inner wall of the bottom of the sound insulation box 1; the vacuum pump 4 is fixedly arranged on the shock pad 3; the installation door 5 is hinged to the outer wall of one side of the sound insulation box 1; a plurality of sealing strips 6, wherein the plurality of sealing strips 6 are all fixedly arranged on the installation door 5; two flanges 7, wherein the two flanges 7 are both arranged on the vacuum pump 4; two outer pipes 8, wherein the two outer pipes 8 are respectively arranged on the two flanges 7; the two punched sound insulation plates 9 are respectively arranged in the two outer tubes 8; a plurality of sound-deadening tubes 10, the plurality of sound-deadening tubes 10 being respectively provided in the two outer tubes 8; the two air outlet pipes 11 are respectively and fixedly arranged on the outer walls of the two sides of the sound insulation box 1, and one ends, close to each other, of the two air outlet pipes 11 extend into the sound insulation box 1; two dust baffles 12, two dust baffles 12 are respectively and fixedly installed in two air outlet pipes 11.

The sound-proof box 1 and a plurality of rectangular sound-proof boards 2 are filled with polyester fiber sound-proof cotton respectively, and handles are fixedly mounted on the outer walls of the mounting doors 5.

Soundproof box 1 includes acoustic baffle 100, soundproof cotton 101, acoustic baffle 100, soundproof cotton 101 is located between acoustic baffle 100, installation door 5 with soundproof box 1's material is the same.

The two flanges 7 are respectively and fixedly installed on the air outlet and the air exhaust port of the vacuum pump 4, and the two outer pipes 8 are respectively and fixedly sleeved on the two flanges 7.

The silencing pipes 10 are fixedly mounted on the two flanges 7, one end, away from each other, of each silencing pipe 10 is fixedly connected with the two punched sound insulation plates 9, the silencing pipes 10 are distributed in an annular array, and the shape of each silencing pipe 10 is S-shaped.

The specification of the outer tube 8 is DN450, the specification of the silencing tube 10 is DN80, and the outer tube 8 is filled with polyester fiber silencing cotton.

The utility model provides a theory of operation for vacuum pump silencing device as follows:

when heat dissipation is needed, the sound insulation box 1 can be ventilated and dissipated and dust can be blocked through the mutual matching of the air outlet pipe 11 and the dust baffle plate 12;

when the vacuum pump 4 is needed, the outer pipe 8 on the vacuum pump 4 is connected with other pipelines, the vacuum pump 4 is started to operate, in the operation process, primary sound insulation is carried out through polyester fiber sound-deadening cotton and the S-shaped sound-deadening pipe 10, secondary sound insulation is carried out through the outer pipe 8 and the punched sound-insulating plate 9, and finally, tertiary sound insulation is carried out through the sound-insulating box 1 and the rectangular sound-insulating plate 2;

the utility model provides a silencer for a vacuum pump, which can not only ventilate and radiate the sound insulation box 1, but also block dust by the mutual matching of an air outlet pipe 11 and a dust baffle plate 12 when heat radiation is needed;

when needs use vacuum pump 4, through acoustic-isolation box 1, 2 flange 7 of rectangle acoustic celotex board, outer tube 8, the acoustic-isolation board 9 that punches a hole, hush pipe 10 and polyester fiber amortization cotton down of mutually supporting, can give sound insulation to vacuum pump 4, easy operation not only like this can effectually give sound insulation to vacuum pump 4, avoids causing the pollution and reducing the advantage that causes harm to the staff to the environment.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and on the premise that the skilled person understands the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the skilled person in the art;

the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, parts and equipment adopt conventional models in the prior art, and the structure and the principle of the parts known by the skilled person can be known by technical manuals or conventional experimental methods.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments, or a direct or indirect use of these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents, which are to be included within the scope of the invention as defined in the claims.

Claims

1. A silencing apparatus for a vacuum pump, comprising:

a sound insulation box;

the rectangular sound insulation boards are fixedly arranged on the inner wall of the sound insulation box;

the shock absorption pad is fixedly arranged at the top of the rectangular sound insulation plate and is positioned above the inner wall of the bottom of the sound insulation box;

the vacuum pump is fixedly arranged on the shock pad;

the mounting door is hinged to the outer wall of one side of the sound insulation box;

the sealing strips are fixedly arranged on the mounting door;

the two flanges are arranged on the vacuum pump;

the two outer pipes are respectively arranged on the two flanges;

the two punching sound insulation plates are respectively arranged in the two outer pipes;

a plurality of silencer tubes respectively arranged in the two outer tubes;

the two air outlet pipes are fixedly arranged on the outer walls of the two sides of the sound insulation box respectively, and one ends, close to each other, of the two air outlet pipes extend into the sound insulation box;

and the two dust baffles are fixedly arranged in the two air outlet pipes respectively.

2. The silencer device for the vacuum pump according to claim 1, wherein polyester fiber silencing cotton is filled between the soundproof box and the rectangular soundproof plates, and a handle is fixedly mounted on an outer wall of the mounting door.

3. A silencer for vacuum pumps according to claim 1, wherein the soundproof box includes sound absorbing panels, soundproof cotton, and sound absorbing panels, the soundproof cotton is located between the sound absorbing panels, and the installation door is made of the same material as the soundproof box.

4. A silencer for vacuum pumps as claimed in claim 1, wherein said two flanges are fixedly mounted to an outlet port and an exhaust port of said vacuum pump, respectively, and said two outer tubes are fixedly mounted to said two flanges, respectively.

5. A silencer for a vacuum pump according to claim 1, wherein the plurality of silencer pipes are fixedly mounted on the two flanges, ends of the plurality of silencer pipes, which are away from each other, are fixedly connected to the two perforated baffle plates, respectively, the plurality of silencer pipes are distributed in an annular array, and the silencer pipes are S-shaped.

6. A silencing apparatus for a vacuum pump according to claim 2, wherein the outer tube has a specification of DN450, the silencing tube has a specification of DN80, and the outer tube is filled with polyester fiber silencing cotton.