CN105545787A - Impeller built-in type air volume adjusting device - Google Patents
Impeller built-in type air volume adjusting device Download PDFInfo
- Publication number
- CN105545787A CN105545787A CN201610063776.7A CN201610063776A CN105545787A CN 105545787 A CN105545787 A CN 105545787A CN 201610063776 A CN201610063776 A CN 201610063776A CN 105545787 A CN105545787 A CN 105545787A
- Authority
- CN
- China
- Prior art keywords
- impeller
- volume adjusting
- adjustment disk
- adjusting apparatus
- built
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/002—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying geometry within the pumps, e.g. by adjusting vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/306—Mass flow
- F05D2270/3061—Mass flow of the working fluid
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to an impeller built-in type air volume adjusting device, and belongs to the technical field of special devices for draught fan machines. The impeller built-in type air volume adjusting device comprises an impeller (9). An air inlet (8) is formed in the outer side of the impeller (9). A support (3) is arranged on the outer side of the air inlet (8). A positioning barrel (2) is arranged on the support (3) in the horizontal direction. An adjusting disc (1) is arranged on the positioning barrel (2) and can move in the axial direction of the positioning barrel (2). The adjusting disc (1) is located inside the impeller (9). The impeller built-in type air volume adjusting device is arranged in the draught fan impeller and has the beneficial effects of being small in axial size, simple in structure, low in production cost, not prone to damage, low in airflow passing noise and the like on the premise that the requirement of the draught fan industry for air volume adjustment is met.
Description
Technical field
The present invention relates to a kind of impeller built-in volume adjusting apparatus, belong to blower fan machinery special device technical field.
Background technique
Fan industry volume adjusting apparatus in prior art as shown in Figure 3, Figure 4, comprise cylindrical shell 5, blade 6, tap web body 7, although the volume adjusting apparatus of this structure can meet the usage requirement that fan industry air quantity regulates, but it is outside that existence is directly installed on draught fan impeller intake grill, axial dimension is large, complex structure, cost of production are high, blade easy-rupturing, air-flow pass through the shortcomings such as noise is large.
Summary of the invention
Technical problem to be solved by this invention provides a kind of impeller built-in volume adjusting apparatus for above-mentioned prior art, it is arranged on draught fan impeller inside, meeting under the requirement that fan industry air quantity regulates, having that axial dimension is little, structure is simple, cost of production is low, not fragile, air-flow is being by advantages such as noise are little.
The present invention's adopted technological scheme that solves the problem is: a kind of impeller built-in volume adjusting apparatus, it comprises impeller, intake grill is provided with outside described impeller, described intake grill arranged outside has support, described support is provided with location cylinder in the horizontal direction, described location cylinder is provided with adjustment disk, and described adjustment disk can move axially along location cylinder, and described adjustment disk is positioned at impeller internal.
Described adjustment disk is connected by lock bolt with between location cylinder.
Described location cylinder is provided with caging bolt.
Described adjustment disk is toroidal.
The length of described adjustment disk is 100 ~ 300mm.
The length of described adjustment disk is 150 ~ 250mm.
Described adjustment disk osculum diameter is 100 ~ 200mm.
Described adjustment disk osculum diameter is 130 ~ 170mm.
The circular arc R of described adjustment disk is 100 ~ 300mm.
The circular arc R of described adjustment disk is 150 ~ 250mm.
Compared with prior art, the invention has the advantages that:
A kind of impeller built-in volume adjusting apparatus of the present invention, it is arranged on draught fan impeller inside, is meeting under the requirement that fan industry air quantity regulates, and has that axial dimension is little, structure is simple, cost of production is low, not fragile, air-flow is by advantages such as noise are little.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of impeller built-in volume adjusting apparatus of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the Facad structure schematic diagram of the volume adjusting apparatus in prior art.
Fig. 4 is the left view of Fig. 3.
Wherein:
Adjustment disk 1
Location cylinder 2
Support 3
Cylindrical shell 5
Blade 6
Tap web body 7
Intake grill 8
Impeller 9
Lock bolt 10
Caging bolt 11.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
As shown in Figure 1 and Figure 2, a kind of impeller built-in volume adjusting apparatus in the present embodiment, it comprises impeller 9, described impeller 9 arranged outside has intake grill 8, and described intake grill 8 arranged outside has support 3, and described support 3 is provided with location cylinder 2 in the horizontal direction, described location cylinder 2 is provided with adjustment disk 1, described adjustment disk 1 can move axially along location cylinder 2, and it is inner that described adjustment disk 1 is positioned at impeller 9, and described adjustment disk 1 is connected by lock bolt 10 with between location cylinder 2;
Described location cylinder 2 is provided with caging bolt 11;
Described adjustment disk 1 is in toroidal;
The length of described adjustment disk 1 is 100 ~ 300mm, is preferably 150 ~ 250mm;
Described adjustment disk 1 osculum diameter is 100 ~ 200mm, is preferably 130 ~ 170mm;
The circular arc R of described adjustment disk 1 is 100 ~ 300mm, is preferably 150 ~ 250mm;
Described adjustment disk 1 is for steel plate is one-body molded or other materials and method are made.
In addition to the implementation, the present invention also includes other mode of executions, the technological scheme that all employing equivalents or equivalent substitute mode are formed, within the protection domain that all should fall into the claims in the present invention.
Claims (10)
1. an impeller built-in volume adjusting apparatus, it is characterized in that: it comprises impeller (9), described impeller (9) arranged outside has intake grill (8), described intake grill (8) arranged outside has support (3), described support (3) is provided with in the horizontal direction location cylinder (2), described location cylinder (2) is provided with adjustment disk (1), described adjustment disk (1) can move axially along location cylinder (2), and it is inner that described adjustment disk (1) is positioned at impeller (9).
2. a kind of impeller built-in volume adjusting apparatus according to claim 1, is characterized in that: be connected by lock bolt (10) between described adjustment disk (1) with location cylinder (2).
3. a kind of impeller built-in volume adjusting apparatus according to claim 1, is characterized in that: described location cylinder (2) is provided with caging bolt (11).
4. a kind of impeller built-in volume adjusting apparatus according to claim 1, is characterized in that: described adjustment disk (1) is in toroidal.
5. a kind of impeller built-in volume adjusting apparatus according to claim 4, is characterized in that: the length of described adjustment disk (1) is 100 ~ 300mm.
6. a kind of impeller built-in volume adjusting apparatus according to claim 5, is characterized in that: the length of described adjustment disk (1) is 150 ~ 250mm.
7. a kind of impeller built-in volume adjusting apparatus according to claim 4, is characterized in that: described adjustment disk (1) osculum diameter is 100 ~ 200mm.
8. a kind of impeller built-in volume adjusting apparatus according to claim 7, is characterized in that: described adjustment disk (1) osculum diameter is 130 ~ 170mm.
9. a kind of impeller built-in volume adjusting apparatus according to claim 4, is characterized in that: the circular arc R of described adjustment disk (1) is 100 ~ 300mm.
10. a kind of impeller built-in volume adjusting apparatus according to claim 9, is characterized in that: the circular arc R of described adjustment disk (1) is 150 ~ 250mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610063776.7A CN105545787A (en) | 2016-02-01 | 2016-02-01 | Impeller built-in type air volume adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610063776.7A CN105545787A (en) | 2016-02-01 | 2016-02-01 | Impeller built-in type air volume adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105545787A true CN105545787A (en) | 2016-05-04 |
Family
ID=55825228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610063776.7A Pending CN105545787A (en) | 2016-02-01 | 2016-02-01 | Impeller built-in type air volume adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105545787A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438467A (en) * | 2016-12-01 | 2017-02-22 | 中国矿业大学 | Centrifugal fan and variable work condition adjustment method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1834959A (en) * | 1929-02-14 | 1931-12-08 | Comb Eer Inc | Blower |
| US2459815A (en) * | 1947-01-23 | 1949-01-25 | Eurcka Williams Corp | Automatic air shutoff and draft control for oil burners |
| US4808068A (en) * | 1986-10-28 | 1989-02-28 | Intertherm Investments, Inc. | Blower unloading device |
| US4929150A (en) * | 1989-03-31 | 1990-05-29 | Daw Technologies | Apparatus for adjusting flow rate through a fan |
| CN202718892U (en) * | 2012-08-12 | 2013-02-06 | 杨斌 | Draught fan with air volume regulating valve |
| CN205446133U (en) * | 2016-02-01 | 2016-08-10 | 江阴市精亚风机有限公司 | Built -in air volume adjusting device of impeller |
-
2016
- 2016-02-01 CN CN201610063776.7A patent/CN105545787A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1834959A (en) * | 1929-02-14 | 1931-12-08 | Comb Eer Inc | Blower |
| US2459815A (en) * | 1947-01-23 | 1949-01-25 | Eurcka Williams Corp | Automatic air shutoff and draft control for oil burners |
| US4808068A (en) * | 1986-10-28 | 1989-02-28 | Intertherm Investments, Inc. | Blower unloading device |
| US4929150A (en) * | 1989-03-31 | 1990-05-29 | Daw Technologies | Apparatus for adjusting flow rate through a fan |
| CN202718892U (en) * | 2012-08-12 | 2013-02-06 | 杨斌 | Draught fan with air volume regulating valve |
| CN205446133U (en) * | 2016-02-01 | 2016-08-10 | 江阴市精亚风机有限公司 | Built -in air volume adjusting device of impeller |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106438467A (en) * | 2016-12-01 | 2017-02-22 | 中国矿业大学 | Centrifugal fan and variable work condition adjustment method thereof |
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Legal Events
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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 |
Application publication date: 20160504 |
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| RJ01 | Rejection of invention patent application after publication |