CN108105131A - A kind of low noise local ventilation machine host of multilayer isolation - Google Patents
A kind of low noise local ventilation machine host of multilayer isolation Download PDFInfo
- Publication number
- CN108105131A CN108105131A CN201810144611.1A CN201810144611A CN108105131A CN 108105131 A CN108105131 A CN 108105131A CN 201810144611 A CN201810144611 A CN 201810144611A CN 108105131 A CN108105131 A CN 108105131A
- Authority
- CN
- China
- Prior art keywords
- inner casing
- layer cylinder
- flange
- casing
- multilayer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000002955 isolation Methods 0.000 title claims abstract description 16
- 238000009423 ventilation Methods 0.000 title claims abstract description 13
- 239000010410 layer Substances 0.000 claims abstract description 29
- 239000011247 coating layer Substances 0.000 claims abstract description 9
- 238000003466 welding Methods 0.000 claims abstract description 5
- 241000628997 Flos Species 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of low noise local ventilation machine host of multilayer isolation, including motor, impeller, outer cage, inner casing, rubber slab, outer cage is connected with inner casing by rubber slab face paste face；There is one layer of core casing inside the inner casing, the forward flange and rear flange of motor are fixed on by a fitting on core casing, there is impeller on motor；The outer cage is made of flange, outer layer cylinder, polymeric coating layer, internal layer cylinder, outer cage is divided into two halves up and down, upper and lower two halves screw connection, internal layer cylinder is fitted in by polymeric coating layer on outer layer cylinder, on outer layer cylinder, bolt forms jackscrew limitation inner casing circumferentially through nut or moves axially nut-welding；Advantageous effect is：Isolated by the multilayer to host shell and set, avoided the transaudient effect of flange, multiple reflections consumption has been carried out to the radiated noise of host, the noise for transmiting host housing is less than 80dB；The isolation of this multilayer, which is set, can be used for construction tunnel wind turbine.
Description
Technical field
The present invention relates to a kind of mine ventilation equipments, and in particular to a kind of low noise local ventilation owner of multilayer isolation
Machine.
Background technology
Mine ventilation system is an important component of pit mining, is the basic guarantee of mine safety production, ore deposit
It is in Mine Production, continually by fresh air conveying to working face in the pit, supply with the effect of booster
Personnel breathe and dilute and exclude the various toxic, pernicious gases in underground and mine dust, create good working environment, ensure that underground is made
The health and safety of industry personnel.
The booster that domestic production at present uses mainly has the series such as FBD, FB, FBCD, FBY, the electricity of these wind turbines
For machine using two level explosion separation motor, motor speed is high, and aerodynamic noise is big；The radiated noise of host housing is both greater than 95dB.
The content of the invention
The purpose of the present invention is exactly for overcome the deficiencies in the prior art, and the low noise for providing a kind of isolation of multilayer is local
Ventilation machine host.
The technical solution adopted by the present invention is to achieve these goals：
A kind of low noise local ventilation machine host of multilayer isolation, including motor, impeller, outer cage, inner casing, rubber slab,
It is characterized in that：Outer cage is connected with inner casing by rubber slab face paste face；There is one layer of core casing inside the inner casing, it is interior
Sealed air noise isolating space is formed between casing and core casing, the forward flange and rear flange of motor are fixed on by a fitting
On core casing, there is impeller on motor；The outer cage is made of flange, outer layer cylinder, polymeric coating layer, internal layer cylinder, outer cage
It is divided into two halves up and down, upper and lower two halves screw connection, on outer layer cylinder, internal layer cylinder is fitted in flange welding by polymeric coating layer
On outer layer cylinder, on outer layer cylinder, bolt forms jackscrew limitation inner casing circumferentially through nut or moves axially nut-welding.
A kind of low noise local ventilation machine host of multilayer isolation in accordance with the above, it is characterised in that：Described is interior
Sealed air noise isolating space between casing and core casing is filled with glass silk floss.
Compared with prior art the beneficial effects of the invention are as follows：Isolated by the multilayer to host shell and set, avoided
The transaudient effect of flange has carried out multiple reflections consumption to the radiated noise of host, and the noise for transmiting host housing is less than
80dB；The isolation of this multilayer, which is set, can be used for construction tunnel wind turbine.
Description of the drawings
Fig. 1 is a kind of assembling structure schematic diagram of the low noise booster host embodiments of multilayer isolation of the present invention；
Fig. 2 is the cross-sectional view of Fig. 1 inner casings 2；
Fig. 3 is the schematic diagram of Fig. 1 outer cages 1；
Fig. 4 is the left view of Fig. 3；
Fig. 5 is the enlarged drawing at Fig. 3 A positions.
Icon explanation：1st, outer cage；2nd, inner casing；3rd, rubber slab；4th, impeller；5th, motor；6th, core casing；
7th, rear flange；8th, forward flange；9. outer layer cylinder；10. polymeric coating layer；11. nut；12. internal layer cylinder；13. flange.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Embodiment 1
Fig. 1 is a kind of assembling structure schematic diagram of the low noise booster host embodiments of multilayer isolation of the present invention；This hair
A kind of low noise local ventilation machine host of bright multilayer isolation, including motor 5, impeller 4, outer cage 1, inner casing 2, rubber slab 3,
It is characterized in that：Outer cage 1 is connected with inner casing 2 by 3 face paste face of rubber slab；Fig. 2 is that the cross-section structure of Fig. 1 inner casings 2 shows
Be intended to, there be one layer of core casing 62 inside of the inner casing, formed between inner casing 2 and core casing 6 sealed air every
It makes an uproar space, the forward flange 8 and rear flange 7 of motor 5 are fixed on by a fitting on core casing 6, there is impeller 4 on motor 5；Fig. 3
It is the schematic diagram of Fig. 1 outer cages 1, Fig. 4 is the left view of Fig. 3, and Fig. 5 is the enlarged drawing at Fig. 3 A positions, and the outer cage 1 is by flange
13rd, outer layer cylinder 9, polymeric coating layer 10, internal layer cylinder 12 form, and outer cage 1 divides for upper and lower two halves, upper and lower two halves screw connection,
Flange 13 is welded on outer layer cylinder 9, and internal layer cylinder 12 is fitted in by polymeric coating layer 10 on outer layer cylinder 9, and nut 11 is welded on outer
On layer cylinder 9, bolt 4 forms the 2 circumferential or axial movement of jackscrew limitation inner casing through nut 11.
Embodiment 2
A kind of low noise local ventilation machine host of multilayer isolation according to embodiment 1, it is characterised in that：The interior machine
Sealed air noise isolating space between shell 2 and core casing 6 is filled with glass silk floss.
The present invention is isolated by the multilayer to host shell to be set, and avoids the transaudient effect of flange, the radiation to host
Noise has carried out multiple reflections consumption, and the noise for transmiting host housing is less than 80dB；The isolation of this multilayer, which is set, can be used for applying
Work tunnel blower.
Claims (2)
1. a kind of low noise local ventilation machine host of multilayer isolation, including motor, impeller, outer cage, inner casing, rubber slab,
It is characterized in that：Outer cage is connected with inner casing by rubber slab face paste face；There is one layer of core casing inside the inner casing,
Sealed air noise isolating space is formed between inner casing and core casing, the forward flange and rear flange of motor are fixed by a fitting
On core casing, there is impeller on motor；The outer cage is made of flange, outer layer cylinder, polymeric coating layer, internal layer cylinder, outer machine
Shell is divided into two halves up and down, and upper and lower two halves screw connection, on outer layer cylinder, internal layer cylinder is bonded flange welding by polymeric coating layer
On outer layer cylinder, on outer layer cylinder, bolt forms jackscrew limitation inner casing circumferentially through nut or moves axially nut-welding.
2. a kind of low noise local ventilation machine host of multilayer isolation according to claim 1, it is characterised in that：Described
Sealed air noise isolating space between inner casing and core casing is filled with glass silk floss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810144611.1A CN108105131B (en) | 2018-02-12 | 2018-02-12 | Low-noise local ventilator host computer of multilayer isolation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810144611.1A CN108105131B (en) | 2018-02-12 | 2018-02-12 | Low-noise local ventilator host computer of multilayer isolation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108105131A true CN108105131A (en) | 2018-06-01 |
| CN108105131B CN108105131B (en) | 2024-05-10 |
Family
ID=62205667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810144611.1A Active CN108105131B (en) | 2018-02-12 | 2018-02-12 | Low-noise local ventilator host computer of multilayer isolation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108105131B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397629A (en) * | 2019-07-18 | 2019-11-01 | 上海外高桥造船有限公司 | Axial flow blower protective device peculiar to vessel and its installation method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6424887B1 (en) * | 1999-10-06 | 2002-07-23 | Quality Research, Development & Consulting, Inc. | Motor noise silencer with vibration-based cooling system |
| US20160258447A1 (en) * | 2013-10-31 | 2016-09-08 | Borgwarner Inc. | Noise attenuation device for compressor inlet duct |
| CN106321474A (en) * | 2016-10-21 | 2017-01-11 | 山西巨龙风机有限公司 | Ultra-low-noise mining local fan |
| CN206281183U (en) * | 2016-12-12 | 2017-06-27 | 珠海格力电器股份有限公司 | A kind of noise-reducing structure and the air-conditioner with the noise-reducing structure |
| CN206458652U (en) * | 2017-01-14 | 2017-09-01 | 上海凯风暖通设备有限公司 | The silencing means and axial-flow type smoke exhaust fan of a kind of axial-flow type smoke exhaust fan |
| CN207920920U (en) * | 2018-02-12 | 2018-09-28 | 山西巨龙风机有限公司 | A kind of low noise local ventilation machine host of multilayer isolation |
-
2018
- 2018-02-12 CN CN201810144611.1A patent/CN108105131B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6424887B1 (en) * | 1999-10-06 | 2002-07-23 | Quality Research, Development & Consulting, Inc. | Motor noise silencer with vibration-based cooling system |
| US20160258447A1 (en) * | 2013-10-31 | 2016-09-08 | Borgwarner Inc. | Noise attenuation device for compressor inlet duct |
| CN106321474A (en) * | 2016-10-21 | 2017-01-11 | 山西巨龙风机有限公司 | Ultra-low-noise mining local fan |
| CN206281183U (en) * | 2016-12-12 | 2017-06-27 | 珠海格力电器股份有限公司 | A kind of noise-reducing structure and the air-conditioner with the noise-reducing structure |
| CN206458652U (en) * | 2017-01-14 | 2017-09-01 | 上海凯风暖通设备有限公司 | The silencing means and axial-flow type smoke exhaust fan of a kind of axial-flow type smoke exhaust fan |
| CN207920920U (en) * | 2018-02-12 | 2018-09-28 | 山西巨龙风机有限公司 | A kind of low noise local ventilation machine host of multilayer isolation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397629A (en) * | 2019-07-18 | 2019-11-01 | 上海外高桥造船有限公司 | Axial flow blower protective device peculiar to vessel and its installation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108105131B (en) | 2024-05-10 |
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