CN109538513A - A kind of ventilation equipment - Google Patents
A kind of ventilation equipment Download PDFInfo
- Publication number
- CN109538513A CN109538513A CN201910006075.3A CN201910006075A CN109538513A CN 109538513 A CN109538513 A CN 109538513A CN 201910006075 A CN201910006075 A CN 201910006075A CN 109538513 A CN109538513 A CN 109538513A
- Authority
- CN
- China
- Prior art keywords
- air duct
- welded
- motor
- petiole
- diffusion barrel
- 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.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 23
- 238000009792 diffusion process Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
Classifications
-
- 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
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/384—Blades characterised by form
- F04D29/386—Skewed blades
-
- 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
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/542—Bladed diffusers
-
- 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
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/545—Ducts
-
- 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
- F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of ventilation devices, belong to ventilation equipment technical field, can be used for the occasions ventilation such as laboratory, factory, warehouse and house.Include wind collecting unit, flange, air duct, motor, bolt-connection, sealing ring, diffuser, base, motor rack, impeller, key and stop nut.Air duct, which is connected by bolts, to be fixed on base, air duct left end passes through flanged joint wind collecting unit, air duct right end passes through flanged joint diffusion barrel, motor rack is welded on air duct inner wall, motor, which is connected by bolts, to be fixed on motor rack, wheel hub is fixed on motor shaft by key connecting and stop nut, petiole is welded on wheel hub, blade and petiole are riveted together, guide vane path end is welded on core cylinder external cylindrical surface, guide vane outer rim is welded on diffusion barrel inner wall, and diffusion barrel is by flanged joint in air duct right end.This equipment overall stability is good, and mechanical efficiency is high, noise is small, compact-sized, structure is simple, at low cost.
Description
Technical field
The present invention relates to a kind of ventilation equipment, specifically a kind of ventilation device belongs to ventilation equipment technology neck
Domain.
Background technique
It is actually raw in mine, underground engineering, agricultural, chemical industry, oil refining, pharmacy, nuclear industry etc. with the development of national economy
It produces in operation, ventilation device, must be according to reality for the safety of factory and the health of worker using more and more extensive
Situation reasonably selects, is aerated ventilation to working environment using ventilation equipment.The ventilation equipment of this secondary design can be used as reality
The ventilation device of the occasions such as room, factory, warehouse and house is tested, motor and the impeller of this equipment are directly connected to, using single-stage
Independent impeller form, overall stability is good, and mechanical efficiency is high, and noise is small, compact-sized, maintenance cost is low；Blade is curving machine
Aerofoil profile has energy conservation and pneumatic effect well；Wind collecting unit uses smooth tapered runner, and gas is in entrance pressure losses very little
In the case where accelerated, it is established that uniform velocity field and pressure field；Wind collecting unit, air duct and diffusion barrel are logical using welded flange
It crosses bolt-connection to be fixed together, structure is simple, at low cost.
Summary of the invention
It is an object of the present invention to provide a kind of ventilation equipment, can be used for the ventilation of the occasions such as laboratory, factory, warehouse and house and change
Gas, this device efficiency is high, noise is small, compact-sized, maintenance cost is low, structure is simple, at low cost.
The technical scheme is that
A kind of ventilation equipment include wind collecting unit, flange, air duct, motor, bolt-connection, sealing ring, diffuser, base, motor
Frame, impeller, key and stop nut, air duct, which is connected by bolts, to be fixed on base, and air duct both ends are respectively equipped with flange, flange weldering
It connects in air duct end, air duct left end passes through flanged joint diffusion barrel, motor rack welding by flanged joint wind collecting unit, air duct right end
On air duct inner wall, motor, which is connected by bolts, to be fixed on motor rack, and wheel hub is fixed on electricity by key connecting and stop nut
On arbor, petiole is welded on wheel hub, and blade and petiole are riveted together, and guide vane path end is welded on core cylinder external cylindrical surface
On, guide vane outer rim is welded on diffusion barrel inner wall, and diffusion barrel is by flanged joint in air duct right end.
Described wind collecting unit is smooth tapered runner, and wind collecting unit path end is equipped with flange, and flange welding is in collection wind
On device, wind collecting unit upper flange and air duct upper flange are connected by bolts and are fixed together, and sealing ring is housed between two flanges.
Described air duct is cylindrical empty core structure, is set on air duct there are two flange, and flange is respectively welded at air duct both ends,
Air duct left end is welded on air duct bottom by flanged joint diffusion barrel, motor rack by flanged joint wind collecting unit, air duct right end, electricity
Machine, which is connected by bolts, to be fixed on motor rack, and air duct, which is connected by bolts, to be mounted on base, the screw hole and ground of base bottom
Pre-embedded bolt on base is connected, and two bases are mounted on ground.
Described impeller includes blade, petiole and wheel hub, and wheel hub is fixed on motor shaft by key connecting and stop nut,
Petiole is welded on wheel hub, and blade and petiole are riveted together.
Described diffuser includes diffusion barrel, core cylinder, guide vane and flange, and guide vane path end is welded on core cylinder external cylindrical surface
On, guide vane outer rim is welded on diffusion barrel inner wall, and diffusion barrel is equipped with flange, and flange welding passes through spiral shell in diffusion barrel left end
Bolt connection and air duct right end are fixed together.
Beneficial effects of the present invention: motor and impeller are directly connected to by the present invention, using the independent form of single-stage, monolithic stability
Property it is good, mechanical efficiency is high, and noise is small, and compact-sized, blade is distortion airfoil type, there is energy conservation and pneumatic effect well, collects wind
Device, air duct and diffusion barrel are linked together by welded flange, and structure is simple, at low cost.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is A direction view.
In figure: 1. wind collecting units, 2. flanges, 3. air ducts, 4. motors, 5. bolt-connections, 6. sealing rings, 7. guide vanes, 8. diffusions
Cylinder, 9. core cylinders, 10. bases, 11. motor racks, 12. blades, 13. petioles, 14. wheel hubs, 15. keys, 16. stop nuts.
Specific embodiment
A kind of ventilation equipment, comprising wind collecting unit 1, flange 2, air duct 3, motor 4, bolt-connection 5, sealing ring 6, diffuser,
Base 10, motor rack 11, impeller, key 15 and stop nut 16, air duct, which is connected by bolts, to be fixed on base, air duct both ends point
Not She You flange, for flange welding in air duct end, air duct left end passes through flanged joint by flanged joint wind collecting unit, air duct right end
Diffusion barrel 8, motor rack are welded on air duct inner wall, and motor, which is connected by bolts, to be fixed on motor rack, and wheel hub 14 passes through bonded
It connects and is fixed on motor shaft with stop nut, petiole 13 is welded on wheel hub, and blade 12 and petiole are riveted together, and guide vane 7 is small
Diameter end is welded on core cylinder external cylindrical surface, and guide vane outer rim is welded on diffusion barrel inner wall, and diffusion barrel is by flanged joint in wind
Cylinder right end.When needing ventilation, power on, motor rotates clockwise, and drives the wheel hub on motor shaft to rotate with, leaf
Handle and blade rotation, gas enter impeller along wind collecting unit axial direction, and rotating vane is pushed by gas extrusion and backward, gas
It is flowed out after obtaining energy from impeller, into diffuser, the kinetic energy of air-flow is changed into static energy after guide vane, and air-flow is along diffusion
The axial outflow of cylinder, is input in pipeline.Motor continuous rotation, gas continuously enter impeller, into diffuser, by guide vane, into
It is discharged into pipeline after the conversion of row energy, reaches ventilation purpose.
Described wind collecting unit is smooth tapered runner, and wind collecting unit path end is equipped with flange, and flange welding is in collection wind
On device, wind collecting unit upper flange and air duct upper flange are connected by bolts and are fixed together, and sealing ring is housed between two flanges.Gas
When body enters impeller along wind collecting unit axial direction, tapered runner can make gas in the feelings for guaranteeing entrance pressure losses very little
Accelerated under condition, sets up uniform velocity field and pressure field in inlet.
Described air duct is cylindrical empty core structure, is set on air duct there are two flange, and flange is respectively welded at air duct both ends,
Air duct left end is welded on air duct bottom by flanged joint diffusion barrel, motor rack by flanged joint wind collecting unit, air duct right end, electricity
Machine, which is connected by bolts, to be fixed on motor rack, and air duct, which is connected by bolts, to be mounted on base, the screw hole and ground of base bottom
Pre-embedded bolt on base is connected, and two bases are mounted on ground.Motor is mounted on motor rack, is powered on, and motor turns
Dynamic, blade rotation, gas enters impeller, and rotating vane is pushed by gas extrusion and backward, and gas is by guide vane, and air-flow is along expansion
It dissipates cylinder axially to flow out, gas is discharged into pipeline.
Described impeller includes blade, petiole and wheel hub, and wheel hub is fixed on motor shaft by key connecting and stop nut,
Petiole is welded on wheel hub, and blade and petiole are riveted together.Motor rotation, wheel hub rotate with it, the petiole rotation on wheel hub,
Petiolar blade rotates with, and gas enters impeller, and rotating vane is pushed by gas extrusion and backward, by guide vane, air-flow
It axially flows out, is input in pipeline along diffusion barrel.Blade is distortion airfoil type, is riveted on petiole by certain angle, petiole
It is welded on wheel hub, can reduce and eliminate air-flow Radial Flow.
Described diffuser includes diffusion barrel, core cylinder 9, guide vane and flange, and guide vane path end is welded on core cylinder outside cylinder
On face, guide vane outer rim is welded on diffusion barrel inner wall, and diffusion barrel is equipped with flange, and flange welding passes through in diffusion barrel left end
Bolt-connection and air duct right end are fixed together.When gas enters impeller along wind collecting unit, air-flow enters after impeller outflow to be expanded
Device is dissipated, diffusion barrel is the cone of flaring, and core cylinder is tapered fairing, and gas is after impeller outflow, the axial velocity of air-flow
Very big, into diffuser, the kinetic energy of air-flow is changed into static energy after guide vane, and air-flow axially flows out along diffusion barrel, subtracts
The small unexpected divergence loss of diffuser exit, gas are discharged into pipeline, reach ventilation purpose.
Claims (3)
1. a kind of ventilation equipment, it is characterised in that include wind collecting unit (1), flange (2), air duct (3), motor (4), bolt-connection
(5), sealing ring (6), diffuser, base (10), motor rack (11), impeller, key (15) and stop nut (16), air duct passes through spiral shell
Bolt is connected and fixed on base, and air duct left end passes through flanged joint diffusion barrel (8) by flanged joint wind collecting unit, air duct right end,
Motor rack is welded on air duct inner wall, and motor, which is connected by bolts, to be fixed on motor rack.
2. described a kind of ventilation equipment according to claim 1, it is characterised in that described impeller includes blade (12), petiole
(13) and wheel hub (14), petiole is welded on wheel hub, and blade and petiole are riveted together.
3. described a kind of ventilation equipment according to claim 1, it is characterised in that described diffuser includes diffusion barrel, core cylinder
(9), guide vane (7) and flange, guide vane path end are welded on core cylinder external cylindrical surface, and guide vane outer rim is welded on diffusion barrel inner wall
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910006075.3A CN109538513A (en) | 2019-01-04 | 2019-01-04 | A kind of ventilation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910006075.3A CN109538513A (en) | 2019-01-04 | 2019-01-04 | A kind of ventilation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109538513A true CN109538513A (en) | 2019-03-29 |
Family
ID=65834104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910006075.3A Pending CN109538513A (en) | 2019-01-04 | 2019-01-04 | A kind of ventilation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109538513A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963402A (en) * | 2022-08-01 | 2022-08-30 | 北京福乐云数据科技有限公司 | Disinfection and killing equipment capable of rapidly diffusing active fog ions |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2544121Y (en) * | 2001-03-08 | 2003-04-09 | 高碑店市福利实业公司北京鼓风机分厂 | Low-noise axial ventilation fan |
| CN202266497U (en) * | 2011-09-16 | 2012-06-06 | 陕西平阳风机有限公司 | Explosion proof blower fan for rescue capsule |
| CN104564742A (en) * | 2014-12-30 | 2015-04-29 | 上虞市鹏翔暖通设备有限公司 | Centrifugal type axial flow fan |
| JP2015129504A (en) * | 2013-12-02 | 2015-07-16 | 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． | Air blower and outdoor machine for air conditioning device |
| CN108869342A (en) * | 2018-08-03 | 2018-11-23 | 海宁马桥大都市热电有限公司 | A kind of energy-efficient air-introduced machine applying to boiler |
| CN209308988U (en) * | 2019-01-04 | 2019-08-27 | 彭昳冰 | A kind of ventilation equipment |
-
2019
- 2019-01-04 CN CN201910006075.3A patent/CN109538513A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2544121Y (en) * | 2001-03-08 | 2003-04-09 | 高碑店市福利实业公司北京鼓风机分厂 | Low-noise axial ventilation fan |
| CN202266497U (en) * | 2011-09-16 | 2012-06-06 | 陕西平阳风机有限公司 | Explosion proof blower fan for rescue capsule |
| JP2015129504A (en) * | 2013-12-02 | 2015-07-16 | 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． | Air blower and outdoor machine for air conditioning device |
| CN104564742A (en) * | 2014-12-30 | 2015-04-29 | 上虞市鹏翔暖通设备有限公司 | Centrifugal type axial flow fan |
| CN108869342A (en) * | 2018-08-03 | 2018-11-23 | 海宁马桥大都市热电有限公司 | A kind of energy-efficient air-introduced machine applying to boiler |
| CN209308988U (en) * | 2019-01-04 | 2019-08-27 | 彭昳冰 | A kind of ventilation equipment |
Non-Patent Citations (1)
| Title |
|---|
| 朱全利: "锅炉设备及系统", vol. 2006, 北京：中国电力出版社, pages: 219 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963402A (en) * | 2022-08-01 | 2022-08-30 | 北京福乐云数据科技有限公司 | Disinfection and killing equipment capable of rapidly diffusing active fog ions |
| CN114963402B (en) * | 2022-08-01 | 2022-09-30 | 北京福乐云数据科技有限公司 | Disinfection and killing equipment capable of rapidly diffusing active fog ions |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190329 |
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| WD01 | Invention patent application deemed withdrawn after publication |