CN104632666A - High-power TLGF-HY-55-II material air blower - Google Patents
High-power TLGF-HY-55-II material air blower Download PDFInfo
- Publication number
- CN104632666A CN104632666A CN201510060228.4A CN201510060228A CN104632666A CN 104632666 A CN104632666 A CN 104632666A CN 201510060228 A CN201510060228 A CN 201510060228A CN 104632666 A CN104632666 A CN 104632666A
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- CN
- China
- Prior art keywords
- housing
- tlgf
- air
- gas fan
- material gas
- 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
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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
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4213—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps suction ports
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/422—Discharge tongues
-
- 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
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- 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
- F04D29/663—Sound attenuation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of material processing, in particular to a high-power TLGF-HY-55-II material air blower. The high-power TLGF-HY-55-II material air blower comprises an air inlet ring, a case, an impeller, a sealing cover, a motor and a base, and is characterized in that the case comprises an air port and a shell. Since an air inlet is a sunken curved surface entrance-type shrunken port and an air outlet is an exit-type expanded port, noise caused by a large air volume generated by the air blower during operation is greatly lowered; moreover, the mechanical principles are fully utilized to improve the air feeding and discharging efficiency, and therefore the work efficiency of the air blower is improved; an involute design is adopted for the shell, so the problem of loss of resistance generated by friction is effectively solved, the work efficiency of the air blower is improved, and the noise is lowered to some extent; an included angle is designed at the air outlet, so conveyed materials can be prevented from turning around and entering the shell again, and maintenance and work caused thereby are avoided.
Description
Technical field
The present invention relates to materiel machining technical field, for the high-power material gas fan of the TLGF-HY-55-II of the mass transport of middle long flour way in concrete practicality.
Background technique
Along with manufacturing and production technology perfect, in industrialized process, automation, production line get more and more, utilize the conveying occasion of blower fan to powder and granular material also more and more universal, the technological requirement of different material conveying and the performance of required blower fan vary, and are mainly reflected in following three aspects:
(1) difference of desired properties: the air quantity that blower fan provides and blast are relevant according to production procedure and technique and selected equipment, pipeline, only focus on original fan design pattern in domestic and international market Fan Product, but the technological requirement needed for market has been departed from.
(2) power consumption is high, selecting in process to meet its technological requirement, often selecting the blower fan of relatively large number and larger allotment of labor in design, add operating cost, also bring suitable difficulty to site layout project, add cost, do not meet low-carbon emission, the target of energy saving and requirement.
(3) noise is large, and environment is poor, and material handling fan is high pressure, large discharge mainly, and under high-revolving condition (3000 revs/min), the noise problem that large blower fan faces is especially outstanding, causes impact and injury to work condition environment and personnel.
Summary of the invention
The present invention is directed to above-mentioned problems of the prior art, particularly traditional gas fan requires the problem that pressure is large, flow is large, noise is large, and propose a kind of gas fan casing that can meet transmission pressure and reduce gas fan noise, concrete technological scheme is as follows:
The high-power material gas fan of TLGF-HY-55-II, comprises air inlet ring, casing, impeller, sealing cover, motor, pedestal, and it is characterized in that described casing comprises air port and housing, described air port comprises intake grill and exhaust outlet; Described housing is hollow round pie, and described intake grill is located at housing side and to housing sunken inside, is made enclosure interior and ft connection; Described intake grill is the hollow tetragonal body structure of both ends open, is located on housing curved surface, is communicated with enclosure interior with outside; Described housing section circular radius increases progressively gradually, and housing curved surface is involute shape, makes the radius of exhaust outlet and housing curved surface two place tie point be respectively housing maximum radius and least radius.
Preferably, described exhaust outlet is the large extension mouth of the little change of formula.
Preferably, described intake grill is the contraction mouth diminished greatly into formula.
Preferably, described exhaust outlet and housing least radius joint form best results when angle is less than or equal to 40 °.
Preferably, described intake grill is curve recess, and curve recess angle is between 70 °-25 °.
Preferably, described outside is provided with some assembly walls.
Beneficial effect:
1. it is simple that the blower case that the present invention proposes has structure, and production and processing is advantageous feature easily, and the manufacturing of relatively existing blower case reduces consumption to material and course of working, possesses superior Economy.
2. the blower case that the present invention proposes overcomes the too large ineffective difficult problem of noise in prior art, when fully meeting blast pressure and flow, greatly reducing the operating noise of gas fan, improving the working efficiency of gas fan.
3. the present invention is by designing surface modeling in air inlet, the noise produced when reducing air intake, and improves intake volume.Be designed to out the extension mouth that the little change of formula is large at exhaust outlet place, coordinate exhaust outlet angle and housing to be the working efficiency that the shape of involute substantially increases gas fan.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the Facad structure schematic diagram of part case of the present invention.
Fig. 3 is the plan structure schematic diagram of part case of the present invention.
Fig. 4 is the side-looking structural representation of part case of the present invention.
Embodiment
In order to make technological scheme of the present invention clear and definite more, below in conjunction with accompanying drawing, technological scheme of the present invention is described further.
The high-power material gas fan of TLGF-HY-55-II as shown in Figure 1, comprises air inlet ring 1, casing 2, impeller 3, sealing cover 4, motor 5, pedestal 6.As in Figure 2-4, described casing comprises air port 10 and housing 20, and air port described in it comprises intake grill 101 and exhaust outlet 102; Described housing 20 is hollow round pie, and described intake grill 101 is located at housing 20 side and to housing 20 sunken inside, is made housing 20 inside and ft connection; Described intake grill 101 is the hollow tetragonal body structure of both ends open, is located on housing 20 curved surface, is communicated with housing 20 inner and outside; Described housing 20 cross section circular radius increases progressively gradually, and housing 20 curved surface is involute shape, makes exhaust outlet 102 be respectively housing 20 maximum radius and least radius with the radius of housing 20 curved surface two place tie point.
Described exhaust outlet 101 is the large extension mouth of the little change of formula, and exhaust outlet 101 and housing least radius joint form angle a is 30 °.
Described intake grill is the contraction mouth diminished greatly into formula, and intake grill is curve recess, and curve recess angle be 60 ° it.
Described blower case outer surface is provided with 3 assembly walls, is evenly distributed in surface of shell.
By adopting the curved surface of depressed to enter formula contraction mouth and adopt out formula extension mouth at exhaust outlet at intake grill, the noise produced because air quantity is large when greatly reducing gas fan work, and take full advantage of mechanics principle, increase the efficiency of air-supply and air-out, thus improve the working efficiency of gas fan.And on housing, adopt the design of involute shape, both effectively solve because of fricative cloudy power loss problem, be improved the working efficiency of blower fan, also in certain one-tenth degree, reduced noise simultaneously.The angle design of exhaust outlet place can be avoided feeding to turn round and again enter housing, solves the maintenance and work problem that therefore cause.
The material handling fan performance parameter of the present embodiment is as follows:
As shown in subscript, the present invention improves the efficiency of blower fan, Effec-tive Function, and total pressure efficiency is more than 85%, be far superior to 70% of current existing blower fan, reach low-carbon emission, saved the energy, fan operation is steady, noise is low, avoids environmental pollution, ensure that the personal safety of staff; The height of blade is from increasing progressively gradually outside to inside, quantity is 12, can guarantee there is sufficient traffic channel in impeller, blade is made up of the circular arc of three different curvature radius, be weldingly fixed between shroud and hub disk simultaneously, make blade can balance shaping all the time in static and motion, ensure that utilization efficiency and working life; Spacing between the outer rim of outer foil and impeller hub disk is 5mm, namely defines expansion about mouth, makes boosting gas effectively run output, improves working efficiency, reduce energy consumption; The vibrational power flow of air inlet ring, makes the flow losses of gas reduce, and also serves the effect reducing energy consumption.
Claims (6)
- The high-power material gas fan of 1.TLGF-HY-55-II, comprises air inlet ring, casing, impeller, sealing cover, motor, pedestal, and it is characterized in that described casing comprises air port and housing, described air port comprises intake grill and exhaust outlet; Described housing is hollow round pie, and described intake grill is located at housing side and to housing sunken inside, is made enclosure interior and ft connection; Described intake grill is the hollow tetragonal body structure of both ends open, is located on housing curved surface, is communicated with enclosure interior with outside; Described housing section circular radius increases progressively gradually, and housing curved surface is involute shape, makes the radius of exhaust outlet and housing curved surface two place tie point be respectively housing maximum radius and least radius.
- 2. the high-power material gas fan of TLGF-HY-55-II as claimed in claim 1, described exhaust outlet is the large extension mouth of the little change of formula.
- 3. the high-power material gas fan of TLGF-HY-55-II as claimed in claim 1, described intake grill is the contraction mouth diminished greatly into formula.
- 4. the high-power material gas fan of TLGF-HY-55-II as claimed in claim 1, described exhaust outlet and housing least radius joint form best results when angle is less than or equal to 40 °.
- 5. the high-power material gas fan of TLGF-HY-55-II as claimed in claim 1, described intake grill is curve recess, and curve recess angle is between 70 °-25 °.
- 6. the high-power material gas fan of TLGF-HY-55-II as claimed in claim 1, described outside is provided with some assembly walls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510060228.4A CN104632666A (en) | 2015-02-05 | 2015-02-05 | High-power TLGF-HY-55-II material air blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510060228.4A CN104632666A (en) | 2015-02-05 | 2015-02-05 | High-power TLGF-HY-55-II material air blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104632666A true CN104632666A (en) | 2015-05-20 |
Family
ID=53211782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510060228.4A Pending CN104632666A (en) | 2015-02-05 | 2015-02-05 | High-power TLGF-HY-55-II material air blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104632666A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908876Y (en) * | 2006-03-23 | 2007-06-06 | 徐洋 | Centrifugal fan |
| EP2355309A2 (en) * | 2010-02-08 | 2011-08-10 | Sanyo Denki Co., Ltd. | Electric Motor |
| CN103321955A (en) * | 2013-05-08 | 2013-09-25 | 济南风机厂有限责任公司 | Energy-saving fan |
| CN203730358U (en) * | 2014-03-13 | 2014-07-23 | 株洲联诚集团有限责任公司 | Diesel locomotive traction motor cooling ventilator |
| CN203978927U (en) * | 2014-08-22 | 2014-12-03 | 广东海信家电有限公司 | A kind of pair of air intake centrifugal blower fan |
| CN204003536U (en) * | 2014-08-01 | 2014-12-10 | 瑞安市创博机械有限公司 | Small centrifugal fan |
| CN204610314U (en) * | 2015-02-05 | 2015-09-02 | 镇江市丹徒区粮机厂有限公司 | The high-power material gas fan of TLGF-HY-55-II |
-
2015
- 2015-02-05 CN CN201510060228.4A patent/CN104632666A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908876Y (en) * | 2006-03-23 | 2007-06-06 | 徐洋 | Centrifugal fan |
| EP2355309A2 (en) * | 2010-02-08 | 2011-08-10 | Sanyo Denki Co., Ltd. | Electric Motor |
| CN103321955A (en) * | 2013-05-08 | 2013-09-25 | 济南风机厂有限责任公司 | Energy-saving fan |
| CN203730358U (en) * | 2014-03-13 | 2014-07-23 | 株洲联诚集团有限责任公司 | Diesel locomotive traction motor cooling ventilator |
| CN204003536U (en) * | 2014-08-01 | 2014-12-10 | 瑞安市创博机械有限公司 | Small centrifugal fan |
| CN203978927U (en) * | 2014-08-22 | 2014-12-03 | 广东海信家电有限公司 | A kind of pair of air intake centrifugal blower fan |
| CN204610314U (en) * | 2015-02-05 | 2015-09-02 | 镇江市丹徒区粮机厂有限公司 | The high-power material gas fan of TLGF-HY-55-II |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150520 |