CN105065334A - Air collector allowing air volume to be adjustable - Google Patents
Air collector allowing air volume to be adjustable Download PDFInfo
- Publication number
- CN105065334A CN105065334A CN201510423077.4A CN201510423077A CN105065334A CN 105065334 A CN105065334 A CN 105065334A CN 201510423077 A CN201510423077 A CN 201510423077A CN 105065334 A CN105065334 A CN 105065334A
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- China
- Prior art keywords
- fixed
- collecting unit
- guide vane
- wind collecting
- air intake
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Abstract
The invention provides an air collector allowing the air volume to be adjustable. The air collector comprises an air intake barrel, guide vanes, a fixing support and an adjusting device. The air intake barrel is in the shape of a cylinder or a conical cylinder with the two ends open. The guide vanes are arranged in the air intake barrel and distributed radially. The fixing support is concentric with the air intake barrel and arranged in the air intake barrel, the ends, close to the circle center, of the guide vanes are fixed to the fixing support, and the guide vanes distributed radially and evenly are mounted on the fixing support. The adjusting device is used for adjusting the angle of each guide vane so that the air intake volume of the air collector can be adjusted. According to the air collector, the air volume of the air collector can be adjusted through mechanical linkage, cost is low, and operation is easy.
Description
Technical field
The present invention relates to blower fan technical field, particularly relate to a kind of adjustable wind collecting unit of air quantity of industrial fan.
Background technique
Wind collecting unit, also known as intake grill, is generally arranged on fans entrance, has the shape such as circular arc type, cone type, in axial converging form, is be full of impeller import with ensureing uniform stream, makes the device that inlet air flow flow losses are minimum.Fig. 1 gives the structural representation of common blower fan, and as shown in Figure 1,1 is wind collecting unit, and 2 is impeller, and 3 is casing, and 4 is transmission unit.
At present, in the places that heating value is large or ventilation condition is bad such as factory, power station, underpass, blower fan is all installed, in fan operation process, the constant and wind direction of air quantity is fixed, but certain drawback is had under particular job environmental conditions, such as the demand of different local Various Seasonal to blower fan air output is different.Existing Boiler pressure control technology has variable-frequency control technique, such as Chinese patent CN103671192A, but this variable-frequency control technique cost intensive.
Therefore, be necessary to invent the adjustable wind collecting unit of a kind of air quantity with low cost, convenient operation.
Summary of the invention
In order to overcome the shortcoming that above-mentioned prior art exists, the object of the invention is to: the wind collecting unit that low, the easy-operating air quantity of a kind of cost is adjustable is provided.
For achieving the above object, the present invention is by the following technical solutions:
The invention provides the wind collecting unit that a kind of air quantity is adjustable, comprising:
Air intake cylinder, the tubular in both ends open or cylinder taper;
Guide vane, is placed in described air intake cylinder, radially distributes;
Fixed bearing, be arranged in air intake cylinder with described air intake cylinder is concentric, described guide vane is fixed on fixed bearing near the one end in the center of circle, and fixed bearing is provided with several pieces radial equally distributed guide vanes;
Controlling device, for regulating the angle of described guide vane, to regulate the air output of described wind collecting unit.
Further preferably, described controlling device comprises one and to be fixed on described fixed bearing and rotating active ring, described active ring is arranged several radially-protruding active pin shaft, for being connected with described guide vane and regulating the angle of guide vane.
Further preferably, arrange a fixed axostyle in the side radial direction of every sheet guide vane, described guide vane is fixed on this fixed axostyle, and one end away from the center of circle of this fixed axostyle passes the cylinder face of described air intake cylinder.
Further preferably, described fixed bearing arranges several caging bolt, for the active ring of described controlling device is fixed on described fixed bearing.
Further preferably, described guide vane extends one U-shaped near the one end in the center of circle perpendicular to this guide vane plane, snaps in the active pin shaft of described controlling device in the U-type groove of U-shaped.
Further preferably, on the side of described guide vane, radial direction arranges hollow structure, and described fixed axostyle is through in this hollow structure.
Further preferably, the inwall of described hollow structure arranges muff, to reduce the gap between the inwall of described hollow structure and described fixed axostyle; And the part of stretching out described hollow structure at described fixed axostyle arranges setting sleeve, by screw, this setting sleeve is fixed on described fixed axostyle.
Further preferably, set screw nut is set on described fixed axostyle, on the both sides in the cylinder face through described air intake cylinder.
Further preferably, the active ring of described controlling device arranges one handle, for this active ring of rotation.
Further preferably, described handle is arranged on the elongation line of one of them radially-protruding active pin shaft on described active ring.
In use, the handle swung on the active ring of described controlling device, drives the rotation of active ring, by snapping in the U-shaped further folding driving guide vane of the active pin shaft on described active ring.
The present invention adopts technique scheme, compared with prior art, has following technique effect:
The air quantity that the present invention realizes wind collecting unit by mechanical linkage is adjustable, and cost is low, easy to operate.
Accompanying drawing explanation
Fig. 1 is the structural representation of common blower fan;
Fig. 2 is the front view of the adjustable wind collecting unit of a kind of air quantity that the present invention relates to;
Fig. 3 is the side view of the adjustable wind collecting unit of a kind of air quantity that the present invention relates to;
Fig. 4 is the schematic perspective view of the adjustable wind collecting unit of a kind of air quantity that the present invention relates to;
Fig. 5 is the side sectional view of the adjustable wind collecting unit of a kind of air quantity that the present invention relates to;
Fig. 6 is the A-A sectional view in Fig. 5;
Fig. 7 is the I magnified partial view in Fig. 5;
In figure,
1-wind collecting unit, 2-impeller, 3-casing, 4-transmission unit,
11-air intake cylinder,
12-guide vane, 121-U matrix, 122-hollow structure,
13-fixed bearing, 131-caging bolt, 132-fixed pin shaft, 133-plain washer, 134-stationary bushing,
14-controlling device, 141-active ring, 142-active pin shaft, 143-handle,
15-fixed axostyle,
16-muff,
17-setting sleeve,
18-screw,
19-set screw nut,
Embodiment
Carry out detailed and concrete introduction below by specific embodiment to the present invention, to make better to understand the present invention, but following embodiment does not limit the scope of the invention.
As shown in Figure 2-5, the wind collecting unit 1 that the present embodiment provides a kind of air quantity adjustable, comprising:
Air intake cylinder 11, the tubular in both ends open or cylinder taper;
Guide vane 12, is placed in described air intake cylinder 11, radially distributes;
Fixed bearing 13, be arranged in air intake cylinder 11 with described air intake cylinder 11 is concentric, described guide vane 12 is fixed on fixed bearing 13 near the one end in the center of circle, and fixed bearing 13 is provided with several pieces radial equally distributed guide vanes 12;
Controlling device 14, for regulating the angle of described guide vane 12, to regulate the air output of described wind collecting unit 1.
Wherein, described controlling device 14 comprises one and to be fixed on described fixed bearing 13 and rotating active ring 141, described active ring 141 arranges several radially-protruding active pin shaft 142, for being connected with described guide vane 12 and regulating the angle of guide vane 12.
Arrange a fixed axostyle 15 in the side radial direction of every sheet guide vane 12, described guide vane 12 is fixed on this fixed axostyle 15, and one end away from the center of circle of this fixed axostyle 15 passes the cylinder face of described air intake cylinder 11.
Described fixed bearing 13 arranges several caging bolt 131, for the active ring 141 of described controlling device 14 is fixed on described fixed bearing 13.
Described guide vane 12 extends one U-shaped 121 near the one end in the center of circle perpendicular to this guide vane 12 plane, snaps in the active pin shaft 142 of described controlling device 14 in the U-type groove of U-shaped 121.
On described fixed axostyle 15, on the both sides in the cylinder face through described air intake cylinder 11, set screw nut 19 is set.
On the side of described guide vane 12, radial direction arranges hollow structure 122, and described fixed axostyle 15 is through in this hollow structure 122.A-A sectional view in Fig. 5 as shown in Figure 6, the inwall of described hollow structure 122 arranges muff 16, to reduce the gap between the inwall of described hollow structure 122 and described fixed axostyle 15; And the part of stretching out described hollow structure 122 at described fixed axostyle 15 arranges setting sleeve 17, by screw 18, this setting sleeve 17 is fixed on described fixed axostyle 15.
Fig. 7 shows the amplification view of the part of I in Fig. 5, i.e. the sectional view of active pin shaft 142 on fixed bearing 13 upper limit bolt 131 and described active ring 141.Alternatively, caging bolt 131 is enclosed within fixed pin shaft 132, is lined with plain washer 133 between caging bolt 131 and active ring 141, also has one deck stationary bushing 134 in fixed pin shaft 132 periphery.
The active ring 141 of described controlling device 14 arranges one handle 143, for this active ring of rotation; More preferably, described handle 143 is arranged on the elongation line of one of them radially-protruding active pin shaft 142 on described active ring 141.
In use, the handle 143 swung on the active ring 141 of described controlling device 14, drives the rotation of active ring 141, by snapping in the U-shaped 121 further folding driving guide vane 12 of the active pin shaft 142 on described active ring 141.
Be described in detail specific embodiments of the invention above, but it is just as example, the present invention is not restricted to specific embodiment described above.To those skilled in the art, any equivalent modifications that the present invention is carried out and substituting also all among category of the present invention.Therefore, equalization conversion done without departing from the spirit and scope of the invention and amendment, all should contain within the scope of the invention.
Claims (10)
1. the wind collecting unit that air quantity is adjustable, is characterized in that, comprising:
Air intake cylinder, the tubular in both ends open or cylinder taper;
Guide vane, is placed in described air intake cylinder, radially distributes;
Fixed bearing, be arranged in air intake cylinder with described air intake cylinder is concentric, described guide vane is fixed on fixed bearing near the one end in the center of circle, and fixed bearing is provided with several pieces radial equally distributed guide vanes;
Controlling device, for regulating the angle of described guide vane, to regulate the air output of described wind collecting unit.
2. wind collecting unit according to claim 1, it is characterized in that, described controlling device comprises one and to be fixed on described fixed bearing and rotating active ring, described active ring is arranged several radially-protruding active pin shaft, for being connected with described guide vane and regulating the angle of guide vane.
3. wind collecting unit according to claim 2, is characterized in that, arranges a fixed axostyle in the side radial direction of every sheet guide vane, and described guide vane is fixed on this fixed axostyle, and one end away from the center of circle of this fixed axostyle passes the cylinder face of described air intake cylinder.
4. wind collecting unit according to claim 2, is characterized in that, described fixed bearing arranges several caging bolt, for the active ring of described controlling device is fixed on described fixed bearing.
5. wind collecting unit according to claim 3, is characterized in that, described guide vane extends one U-shaped near the one end in the center of circle perpendicular to this guide vane plane, snaps in the active pin shaft of described controlling device in the U-type groove of U-shaped.
6. wind collecting unit according to claim 3, is characterized in that, on the side of described guide vane, radial direction arranges hollow structure, and described fixed axostyle is through in this hollow structure.
7. wind collecting unit according to claim 6, is characterized in that, the inwall of described hollow structure arranges muff, to reduce the gap between the inwall of described hollow structure and described fixed axostyle; And the part of stretching out described hollow structure at described fixed axostyle arranges setting sleeve, by screw, this setting sleeve is fixed on described fixed axostyle.
8. wind collecting unit according to claim 3, is characterized in that, on described fixed axostyle, on the both sides in the cylinder face through described air intake cylinder, arrange set screw nut.
9. wind collecting unit according to claim 2, is characterized in that, the active ring of described controlling device arranges one handle, for this active ring of rotation.
10. wind collecting unit according to claim 9, is characterized in that, described handle is arranged on the elongation line of one of them radially-protruding active pin shaft on described active ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510423077.4A CN105065334A (en) | 2015-07-17 | 2015-07-17 | Air collector allowing air volume to be adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510423077.4A CN105065334A (en) | 2015-07-17 | 2015-07-17 | Air collector allowing air volume to be adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105065334A true CN105065334A (en) | 2015-11-18 |
Family
ID=54494806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510423077.4A Pending CN105065334A (en) | 2015-07-17 | 2015-07-17 | Air collector allowing air volume to be adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105065334A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857090A (en) * | 2022-04-29 | 2022-08-05 | 满洲里达赉湖热电有限公司 | Air supply blower air volume adjusting and guiding device |
| CN115055020A (en) * | 2022-07-08 | 2022-09-16 | 中国水利水电第三工程局有限公司 | On-spot dust collector is built in room |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB496017A (en) * | 1938-02-16 | 1938-11-23 | Amos Clifton Bartlett | Improvements in centrifugal fan |
| US4299535A (en) * | 1980-11-24 | 1981-11-10 | The Trane Company | Fan inlet guide vane assembly |
| CN2054099U (en) * | 1989-07-06 | 1990-03-07 | 航空航天部第七设计研究院 | Regulating valve for intake of changing wind rate fan |
| CN201180668Y (en) * | 2008-04-02 | 2009-01-14 | 巴克约根森风机（宁波）有限公司 | Air volume regulator |
| CN201358960Y (en) * | 2009-01-21 | 2009-12-09 | 长沙埃尔压缩机有限责任公司 | Blade type diffuser and high-speed centrifugal blower therewith |
| CN203201867U (en) * | 2013-04-09 | 2013-09-18 | 于法周 | Driving device for industrial air supply equipment |
| CN204878070U (en) * | 2015-07-17 | 2015-12-16 | 上海通用风机股份有限公司 | Amount of wind adjustable collection wind ware |
-
2015
- 2015-07-17 CN CN201510423077.4A patent/CN105065334A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB496017A (en) * | 1938-02-16 | 1938-11-23 | Amos Clifton Bartlett | Improvements in centrifugal fan |
| US4299535A (en) * | 1980-11-24 | 1981-11-10 | The Trane Company | Fan inlet guide vane assembly |
| CN2054099U (en) * | 1989-07-06 | 1990-03-07 | 航空航天部第七设计研究院 | Regulating valve for intake of changing wind rate fan |
| CN201180668Y (en) * | 2008-04-02 | 2009-01-14 | 巴克约根森风机（宁波）有限公司 | Air volume regulator |
| CN201358960Y (en) * | 2009-01-21 | 2009-12-09 | 长沙埃尔压缩机有限责任公司 | Blade type diffuser and high-speed centrifugal blower therewith |
| CN203201867U (en) * | 2013-04-09 | 2013-09-18 | 于法周 | Driving device for industrial air supply equipment |
| CN204878070U (en) * | 2015-07-17 | 2015-12-16 | 上海通用风机股份有限公司 | Amount of wind adjustable collection wind ware |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857090A (en) * | 2022-04-29 | 2022-08-05 | 满洲里达赉湖热电有限公司 | Air supply blower air volume adjusting and guiding device |
| CN114857090B (en) * | 2022-04-29 | 2023-11-03 | 满洲里达赉湖热电有限公司 | Air quantity adjusting and guiding device of blower |
| CN115055020A (en) * | 2022-07-08 | 2022-09-16 | 中国水利水电第三工程局有限公司 | On-spot dust collector is built in room |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151118 |
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| RJ01 | Rejection of invention patent application after publication |