CN221322720U - Screw air compressor with noise reduction structure for electric locomotive - Google Patents
Screw air compressor with noise reduction structure for electric locomotive Download PDFInfo
- Publication number
- CN221322720U CN221322720U CN202420426096.7U CN202420426096U CN221322720U CN 221322720 U CN221322720 U CN 221322720U CN 202420426096 U CN202420426096 U CN 202420426096U CN 221322720 U CN221322720 U CN 221322720U
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- Prior art keywords
- fixedly connected
- screw air
- air compressor
- sound insulation
- electric locomotive
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- 230000003137 locomotive effect Effects 0.000 title claims abstract description 27
- 238000009413 insulation Methods 0.000 claims abstract description 34
- 230000006835 compression Effects 0.000 claims abstract description 15
- 238000007906 compression Methods 0.000 claims abstract description 15
- 229920000742 Cotton Polymers 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 241000883990 Flabellum Species 0.000 claims description 5
- 229920000728 polyester Polymers 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model relates to the field of screw air compressors, and discloses a screw air compressor with a noise reduction structure for an electric locomotive, which comprises screw air compression equipment, wherein the top of the screw air compression equipment is communicated with a round sleeve, the top of the round sleeve is fixedly connected with a fixed pipe, the inside of the fixed pipe is fixedly connected with a motor through a connecting plate, the right end of an output shaft of the motor is fixedly connected with a fan blade, the right side of the fixed pipe and the right side of the screw air compression equipment are both communicated with a sound insulation pipe, the top and the bottom of the inner wall of the sound insulation pipe are both fixedly connected with a micropore sound absorbing plate, and the right side of the micropore sound absorbing plate is fixedly connected with a triangular plate. According to the utility model, the motor and the fan blades are used for radiating the parts inside the screw air compression equipment through the fixed pipes, and the sound insulation pipes and the triangular plates are used for carrying out sound absorption treatment on noise through the micropore sound absorption plate and the spiral sound absorption plate, so that the advantage of good noise reduction effect is achieved, and the noise is not easy to influence surrounding personnel and equipment.
Description
Technical Field
The utility model relates to the field of screw air compressors, in particular to a screw air compressor with a noise reduction structure for an electric locomotive.
Background
The electric locomotive is also called an electric locomotive, and refers to a train which obtains electric energy from a power supply network or a power supply rail and drives a vehicle to run through a motor, the electric energy required by the running of the electric locomotive is provided by a power supply system of an electrified railway, and an electric transmission diesel locomotive, a gas locomotive and the like which carry power generation energy sources and devices do not belong to the category of the electric locomotive.
The screw air compressor is used for compressing air in the electric locomotive, and when the screw air compressor operates, the transmission motor inside the screw air compressor can generate larger noise, the noise can be diffused through the radiating ports on two sides, the current screw air compressor cannot effectively reduce noise, the noise is easy to influence surrounding personnel through the radiating ports, and meanwhile surrounding equipment can be influenced.
Therefore, a screw air compressor with a noise reduction structure for an electric locomotive is provided to solve the problems.
Disclosure of utility model
In order to make up for the defects, the utility model provides a screw air compressor with a noise reduction structure for an electric locomotive, and aims to solve the problem that the existing screw air compressor cannot effectively reduce noise.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides an electric locomotive screw air compressor with structure of making an uproar falls, includes screw rod air compressor, screw rod air compressor's top intercommunication has the circle cover, the top fixedly connected with fixed pipe of circle cover, the inside of fixed pipe is through connecting plate fixedly connected with motor, the right-hand member fixedly connected with flabellum of motor output shaft, the right side of fixed pipe and screw rod air compressor's right side all communicate and have the sound insulation pipe, the top and the bottom of sound insulation pipe inner wall all fixedly connected with micropore abatvoix, micropore abatvoix's right side fixedly connected with set square, the inside fixedly connected with spiral abatvoix of sound insulation pipe, the left end of motor output shaft is provided with air guide assembly, the right side of sound insulation pipe is provided with filtering component;
as a further description of the above technical solution:
The air guide assembly comprises a speed reducer, the speed reducer is fixedly connected to the left end of an output shaft of the motor, the output end of the speed reducer extends to the inside of the round sleeve and is fixedly connected with a rotating sleeve, and bottoms of two sides of the rotating sleeve are communicated with a sleeve with holes;
as a further description of the above technical solution:
the top of the rotating sleeve is fixedly connected with a sealing ring, and the inner wall of the sealing ring is contacted with the surface of the fixed pipe;
as a further description of the above technical solution:
The right side of the top of the screw air compression device is fixedly connected with a supporting plate, and the top of the supporting plate is fixedly connected to the bottom of the sound insulation pipe;
as a further description of the above technical solution:
The surface of the fixing tube is fixedly connected with a sound insulation cotton sleeve, and the bottom of the sound insulation cotton sleeve is fixedly connected to the top of the round sleeve;
as a further description of the above technical solution:
the left side of the top of the screw air compression device is fixedly connected with a decibel detector;
as a further description of the above technical solution:
the filtering component comprises a metal filter screen which is fixedly connected to the right side of the sound insulation pipe.
As a further description of the above technical solution:
and polyester sound absorbing plates are fixedly connected to two sides of the screw air compression equipment.
The utility model has the following beneficial effects:
according to the utility model, the motor and the fan blades are used for radiating the parts inside the screw air compression equipment through the fixed pipes, and the sound insulation pipes and the triangular plates are used for carrying out sound absorption treatment on noise through the micropore sound absorption plate and the spiral sound absorption plate, so that the advantage of good noise reduction effect is achieved, and the noise is not easy to influence surrounding personnel and equipment.
According to the screw air compressor, through the matching use of the speed reducer, the rotating sleeve and the sleeve with the holes, air can be discharged to a designated position, meanwhile, the parts inside the screw air compressor can be conveniently and fully cooled, and the cooling efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of a screw air compressor with a noise reduction structure for an electric locomotive, provided by the utility model;
fig. 2 is a schematic cross-sectional view of a sound insulation pipe of a screw air compressor for an electric locomotive with a noise reduction structure according to the present utility model;
Fig. 3 is a schematic cross-sectional view of a round sleeve of a screw air compressor for an electric locomotive with a noise reduction structure;
fig. 4 is a schematic structural view of a fixing tube of a screw air compressor for an electric locomotive with a noise reduction structure.
Legend description:
1. Screw air compression equipment; 2. a round sleeve; 3. a fixed tube; 4. a motor; 5. a fan blade; 6. a sound insulation pipe; 7. a microporous acoustic panel; 8. a triangle; 9. a spiral sound absorbing sheet; 10. a speed reducer; 11. a rotating sleeve; 12. a sleeve with holes; 13. a seal ring; 14. a support plate; 15. a soundproof cotton sleeve; 16. a decibel detector; 17. a metal filter screen; 18. a polyester sound absorbing board.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides an electric locomotive screw air compressor with structure of making an uproar falls, including screw air compressor 1, screw air compressor 1 top's left side fixedly connected with decibel detector 16, through setting up decibel detector 16, can detect the noise decibel, the user knows fast to the noise decibel, the both sides of screw air compressor 1 are all fixedly connected with polyester abatvoix 18, through setting up polyester abatvoix 18, can inhale the sound protection to screw air compressor 1's both sides, improve screw air compressor 1's noise reduction, screw air compressor 1's top intercommunication has round cover 2, the top fixedly connected with fixed pipe 3 of round cover 2;
The inside of fixed pipe 3 is through connecting plate fixedly connected with motor 4, motor 4 is silence biax motor, the fixed surface of fixed pipe 3 is connected with the cotton cover 15 that gives sound insulation, the bottom fixed connection of cotton cover 15 gives sound insulation is at the top of circle cover 2, through setting up the cotton cover 15 that gives sound insulation, can improve the sound insulation performance of fixed pipe 3, can protect the surface of fixed pipe 3 simultaneously, the right-hand member fixedly connected with flabellum 5 of motor 4 output shaft, the right side of fixed pipe 3 all communicates with the right side of screw rod air pressure equipment 1 and gives sound insulation, the right side fixedly connected with backup pad 14 at screw rod air pressure equipment 1 top, the top fixedly connected with of backup pad 14 is in the bottom of giving sound insulation 6, through setting up backup pad 14, can support the sound insulation 6, the holding strength of giving sound insulation 6 has been improved, the equal fixedly connected with micropore abatvoix 7 in top and bottom of sound insulation 6 inner wall, the right side fixedly connected with set-square 8 of micropore abatvoix 7, the inside fixedly connected with spiral abatvoix 9 of sound insulation 6.
Referring to fig. 2-4, the left end of motor 4 output shaft is provided with the air guide subassembly, the air guide subassembly includes reduction gear 10, reduction gear 10 fixed connection is at the left end of motor 4 output shaft, the output of reduction gear 10 extends to the inside of circle cover 2 and fixedly connected with rotates cover 11, the bottom of rotating cover 11 both sides all communicates has foraminiferous cover 12, the top fixedly connected with sealing washer 13 of rotating cover 11, the inner wall and the surface contact of fixed pipe 3 of sealing washer 13, through setting up reduction gear 10, the cooperation use of rotating cover 11 and foraminiferous cover 12, can arrange the air to the assigned position, the convenience carries out abundant heat dissipation to the part of screw rod air-compressing equipment 1 inside simultaneously, improve radiating efficiency, sealing washer 13 can reduce the gap between rotating cover 11 and the fixed pipe 3, prevent that the air from passing through the gap and discharging.
Referring to fig. 1 to 3, the right side of the sound insulation pipe 6 is provided with a filtering assembly, the filtering assembly comprises a metal filter screen 17, the metal filter screen 17 is fixedly connected to the right side of the sound insulation pipe 6, dust and impurities can be filtered through the metal filter screen 17, and the dust and the impurities are prevented from entering the screw air compression device 1.
Working principle: the user starts screw rod air compressor arrangement 1 at first, screw rod air compressor arrangement 1 operation can produce the noise, micropore abatvoix 7 and spiral abatvoix 9 carry out the sound absorption to the noise and handle, set square 8 blocks the noise, make noise sound wave at the inside multiple reflection of sound-proof tube 6, improve micropore abatvoix 7 and spiral abatvoix 9's sound-absorbing effect, then start motor 4, motor 4 drives flabellum 5 rotation, motor 4 can drive rotation cover 11 through reduction gear 10 simultaneously and rotate, flabellum 5 is taken out the air to the inside of fixed pipe 3, fixed pipe 3 dispels the heat with the part of air discharge to screw rod air compressor arrangement 1 inside through rotation cover 11 and foraminiferous cover 12, thereby reach the better advantage of noise reduction effect.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. Screw air compressor for electric locomotive with structure of making an uproar falls, including screw air compressor arrangement (1), its characterized in that: the top intercommunication of screw rod air compression equipment (1) has circle cover (2), the top fixedly connected with fixed pipe (3) of circle cover (2), the inside of fixed pipe (3) is through connecting plate fixedly connected with motor (4), the right-hand member fixedly connected with flabellum (5) of motor (4) output shaft, the right side of fixed pipe (3) all communicates with the right side of screw rod air compression equipment (1) has sound insulation pipe (6), the top and the equal fixedly connected with micropore abatvoix (7) of bottom of sound insulation pipe (6) inner wall, the right side fixedly connected with set square (8) of micropore abatvoix (7), the inside fixedly connected with spiral abatvoix (9) of sound insulation pipe (6), the left end of motor (4) output shaft is provided with air guide subassembly, the right side of sound insulation pipe (6) is provided with filtering component.
2. The screw air compressor with the noise reduction structure for the electric locomotive of claim 1, wherein: the air guide assembly comprises a speed reducer (10), the speed reducer (10) is fixedly connected to the left end of an output shaft of the motor (4), the output end of the speed reducer (10) extends to the inside of the round sleeve (2) and is fixedly connected with a rotating sleeve (11), and bottoms of two sides of the rotating sleeve (11) are all communicated with a perforated sleeve (12).
3. The screw air compressor with the noise reduction structure for the electric locomotive of claim 2, wherein: the top of the rotating sleeve (11) is fixedly connected with a sealing ring (13), and the inner wall of the sealing ring (13) is in contact with the surface of the fixed pipe (3).
4. The screw air compressor with the noise reduction structure for the electric locomotive of claim 1, wherein: the right side at screw rod air compression equipment (1) top fixedly connected with backup pad (14), the top fixed connection of backup pad (14) is in the bottom of sound insulation pipe (6).
5. The screw air compressor with the noise reduction structure for the electric locomotive of claim 1, wherein: the surface of the fixed pipe (3) is fixedly connected with a sound insulation cotton sleeve (15), and the bottom of the sound insulation cotton sleeve (15) is fixedly connected with the top of the round sleeve (2).
6. The screw air compressor with the noise reduction structure for the electric locomotive of claim 1, wherein: the left side at the top of the screw air compression device (1) is fixedly connected with a decibel detector (16).
7. The screw air compressor with the noise reduction structure for the electric locomotive of claim 1, wherein: the filtering component comprises a metal filter screen (17), and the metal filter screen (17) is fixedly connected to the right side of the sound insulation pipe (6).
8. The screw air compressor with the noise reduction structure for the electric locomotive of claim 1, wherein: both sides of the screw air compression equipment (1) are fixedly connected with polyester sound absorbing plates (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420426096.7U CN221322720U (en) | 2024-03-06 | 2024-03-06 | Screw air compressor with noise reduction structure for electric locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420426096.7U CN221322720U (en) | 2024-03-06 | 2024-03-06 | Screw air compressor with noise reduction structure for electric locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221322720U true CN221322720U (en) | 2024-07-12 |
Family
ID=91792186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420426096.7U Active CN221322720U (en) | 2024-03-06 | 2024-03-06 | Screw air compressor with noise reduction structure for electric locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221322720U (en) |
-
2024
- 2024-03-06 CN CN202420426096.7U patent/CN221322720U/en active Active
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