CN204082611U - The control gear of air quantity determined by a kind of blower fan - Google Patents
The control gear of air quantity determined by a kind of blower fan Download PDFInfo
- Publication number
- CN204082611U CN204082611U CN201420564879.8U CN201420564879U CN204082611U CN 204082611 U CN204082611 U CN 204082611U CN 201420564879 U CN201420564879 U CN 201420564879U CN 204082611 U CN204082611 U CN 204082611U
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- China
- Prior art keywords
- connecting tube
- induction mechanism
- blower fan
- control system
- box body
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- Expired - Lifetime
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- 230000006698 induction Effects 0.000 claims abstract description 60
- 238000005516 engineering process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses the control gear that air quantity determined by a kind of blower fan, comprise connecting tube, induction mechanism and control system; Air inlet horn mouth place is located in one end of described connecting tube, and the other end is communicated with air; Described induction mechanism is located on connecting tube; The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan; Described induction mechanism comprises box body, the piston be located in box body, and is located at the inductor coordinated with piston of box body side; Described piston is connected with one end of box body by spring.The utility model is by arranging at air inlet horn mouth place the blast measuring air inlet connecting tube, avoid the mode adopting in prior art and record fan outlet, solve the problem of blower fan outlet end changing impedance impact in prior art, thus accurately and effectively can react the air quantity of blower fan.
Description
Technical field
The utility model relates to the control gear that air quantity determined by a kind of blower fan.
Background technique
Blower fan, also known as blower, is that a kind of mechanical energy rotating is converted to gas pressure energy and kinetic energy, and the machinery that gas is transferred out.Be mainly used in the ventilation in all fields of national economies such as metallurgy, petrochemical industry, electric power and various place.The main structural components of blower fan is impeller, casing, intake grill, motor and driving component etc.
On the other hand, in recent years, along with the frequent appearance of fog, increasing people starts to pay attention to air quality.In prior art, generally employing air cleaner removes the impurity in air, improves air quality.Existing air cleaner mainly comprises blower fan and filter, realizes air current flow by blower fan, by filter cleaning air, thus effectively improves the turbidity test of air.
In order to realize the steady air-out of air cleaner, need to regulate and control the blower fan in it.In prior art, be all generally that pressure meter is set at fan outlet place, indirectly recall control rotation speed of fan by the pressure at fan outlet place.But, there are the following problems for this mode: for air cleaner, because fan outlet end is generally provided with multi-bed filter structure, along with service time increases, filter is dirty, and its impedance can ceaselessly change, and then causes the changing impedance of fan outlet end, therefore, the pressure of fan outlet end directly cannot react the air quantity of blower fan.
Summary of the invention
The purpose of this utility model is to provide the control gear that air quantity determined by a kind of blower fan.
To achieve the above object of the invention, the technical solution adopted in the utility model is: the control gear of air quantity determined by a kind of blower fan, comprises connecting tube, induction mechanism and control system;
Air inlet horn mouth place is located in one end of described connecting tube, and the other end is communicated with air;
Described induction mechanism is located on connecting tube;
The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan;
Described induction mechanism comprises box body, the piston be located in box body, and is located at the inductor coordinated with piston of box body side; Described piston is connected with one end of box body by spring.
Above, described air inlet horn mouth place refers to the contraction place of air inlet, and be the place of blast concentrated reflection, this is known to those skilled in the art.
The other end of connecting tube is communicated with air, for the ease of arranging, also its other end can be located at other places of fans entrance, only otherwise by air intake influenced by wind pressure, such as, according to the concrete structure of blower fan, some corners of Blower Housing can be located at.
Described induction mechanism is located on connecting tube; Thus make Action of Wind pressure on induction mechanism, recorded or reflect the blast of intake grill by induction mechanism, and fed back to control system.Control system realizes the rotating speed of blower fan by the motor controlling blower fan, thus realizes the control of air output.
Described box body side is provided with the inductor coordinated with piston, and this can adopt photoelectric technology or magnetic red technology, is in by induction piston the size that different positions obtains blast, realizes measuring the blast of air inlet.
In technique scheme, described connecting tube is U-shaped connecting tube.Induction mechanism is also vertically be arranged on U-shaped connecting tube, and the two ends of induction mechanism were connected with U-shaped connecting tube.
Corresponding another kind of technological scheme, the control gear of air quantity determined by a kind of blower fan, comprises connecting tube, induction mechanism and control system;
Air inlet horn mouth place is located in one end of described connecting tube, and the other end is communicated with air;
Described induction mechanism is located on connecting tube;
The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan;
Described induction mechanism is capacitance pressure transducer.
This programme adopts capacitance pressure transducer to measure the size of blast, is converted to the change of Capacity by pressure.
In technique scheme, described connecting tube is U-shaped connecting tube.
Corresponding another kind of technological scheme, the control gear of air quantity determined by a kind of blower fan, comprises connecting tube, induction mechanism and control system;
Air inlet horn mouth place is located in one end of described connecting tube, and the other end is communicated with air;
Described induction mechanism is located on connecting tube;
The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan;
Described induction mechanism comprises box body, the piston be located in box body, and is located at the inductor coordinated with piston of box body side;
Described box body is vertically arranged, its top be located at being communicated with connecting tube of air inlet horn mouth place, the connecting tube be communicated with bottom it and with air is communicated with.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1, the utility model design obtains the control gear that air quantity determined by a kind of blower fan, by arranging at air inlet horn mouth place the blast measuring air inlet connecting tube, avoid the mode adopting in prior art and record fan outlet, solve the problem of blower fan outlet end changing impedance impact in prior art, thus accurately and effectively can react the air quantity of blower fan;
2, the utility model adopts induction mechanism to measure and reflect the blast of intake grill, and is fed back to control system, then realizes the rotating speed of blower fan by the motor of control system control blower fan, thus realizes the control of air output; During actual use, air output can also be adjusted according to the diverse location of piston in induction mechanism, make it have multiple adjusted position;
3, structure of the present utility model is simple, is easy to preparation, is suitable for applying.
Accompanying drawing explanation
Fig. 1 is the using state schematic diagram of the utility model embodiment one.
Fig. 2 is the structural representation of induction mechanism in the utility model embodiment one.
Fig. 3 is the schematic diagram of induction mechanism in the utility model embodiment two.
Fig. 4 is the using state schematic diagram of the utility model embodiment three.
Fig. 5 is the structural representation of induction mechanism in the utility model embodiment three.
Wherein: 1, connecting tube; 2, induction mechanism; 3, box body; 4, piston; 5, inductor; 6, spring; 7, blower fan.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment one
Shown in Fig. 1 ~ 2, the control gear of air quantity determined by a kind of blower fan, draws together connecting tube 1, induction mechanism 2 and control system;
Blower fan 7 intake grill horn mouth place is located in one end of described connecting tube, and the other end is communicated with air;
Described induction mechanism is located on connecting tube;
The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan;
Described induction mechanism comprises box body 3, the piston 4 be located in box body, and is located at the inductor 5 coordinated with piston of box body side; Described piston is connected with one end of box body by spring 6.
Described connecting tube is U-shaped connecting tube.
Described induction mechanism is located on connecting tube; Thus make Action of Wind pressure on induction mechanism, recorded or reflect the blast of intake grill by induction mechanism, and fed back to control system.Control system realizes the rotating speed of blower fan by the motor controlling blower fan, thus realizes the control of air output.
Described box body side is provided with the inductor coordinated with piston, and this can adopt photoelectric technology or magnetic red technology, is in by induction piston the size that different positions obtains blast, realizes measuring the blast of air inlet.
Embodiment two
Shown in Figure 3, the control gear of air quantity determined by a kind of blower fan, comprises connecting tube, induction mechanism and control system;
Air inlet horn mouth place is located in one end of described connecting tube, and the other end is communicated with air;
Described induction mechanism is located on connecting tube;
The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan;
Described induction mechanism is capacitance pressure transducer.The schematic diagram of capacitance pressure transducer is shown in Figure 3.
Embodiment three
Shown in Fig. 4 ~ 5, the control gear of air quantity determined by a kind of blower fan, draws together connecting tube 1, induction mechanism 2 and control system;
Blower fan 7 intake grill horn mouth place is located in one end of described connecting tube, and the other end is communicated with air;
Described induction mechanism is located on connecting tube;
The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan;
Described induction mechanism comprises box body 3, the piston 4 be located in box body, and is located at the inductor 5 coordinated with piston of box body side;
Described box body is vertically arranged, its top be located at being communicated with connecting tube of air inlet horn mouth place, the connecting tube be communicated with bottom it and with air is communicated with.
Described induction mechanism is located on connecting tube; Thus make Action of Wind pressure on induction mechanism, recorded or reflect the blast of intake grill by induction mechanism, and fed back to control system.Control system realizes the rotating speed of blower fan by the motor controlling blower fan, thus realizes the control of air output.
Described box body side is provided with the inductor coordinated with piston, and this can adopt photoelectric technology or magnetic red technology, is in by induction piston the size that different positions obtains blast, realizes measuring the blast of air inlet.
Claims (5)
1. a control gear for air quantity determined by blower fan, it is characterized in that: comprise connecting tube (1), induction mechanism (2) and control system;
Air inlet horn mouth place is located in one end of described connecting tube, and the other end is communicated with air;
Described induction mechanism is located on connecting tube;
The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan;
Described induction mechanism comprises box body (3), the piston (4) be located in box body, and is located at the inductor (5) coordinated with piston of box body side; Described piston is connected with one end of box body by spring (6).
2. control gear according to claim 1, is characterized in that: described connecting tube is U-shaped connecting tube.
3. a control gear for air quantity determined by blower fan, it is characterized in that: comprise connecting tube, induction mechanism and control system;
Air inlet horn mouth place is located in one end of described connecting tube, and the other end is communicated with air;
Described induction mechanism is located on connecting tube;
The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan;
Described induction mechanism is capacitance pressure transducer.
4. control gear according to claim 3, is characterized in that: described connecting tube is U-shaped connecting tube.
5. a control gear for air quantity determined by blower fan, it is characterized in that: comprise connecting tube (1), induction mechanism (2) and control system;
Air inlet horn mouth place is located in one end of described connecting tube, and the other end is communicated with air;
Described induction mechanism is located on connecting tube;
The output terminal of described induction mechanism is connected with control system, and control system controls the motor of blower fan;
Described induction mechanism comprises box body (3), the piston (4) be located in box body, and is located at the inductor (5) coordinated with piston of box body side;
Described box body is vertically arranged, its top be located at being communicated with connecting tube of air inlet horn mouth place, the connecting tube be communicated with bottom it and with air is communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420564879.8U CN204082611U (en) | 2014-09-28 | 2014-09-28 | The control gear of air quantity determined by a kind of blower fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420564879.8U CN204082611U (en) | 2014-09-28 | 2014-09-28 | The control gear of air quantity determined by a kind of blower fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204082611U true CN204082611U (en) | 2015-01-07 |
Family
ID=52175334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420564879.8U Expired - Lifetime CN204082611U (en) | 2014-09-28 | 2014-09-28 | The control gear of air quantity determined by a kind of blower fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204082611U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913457A (en) * | 2015-06-16 | 2015-09-16 | 杨志荣 | Air capacity control method of air purifying device and air purifying device |
| CN105142376A (en) * | 2015-08-17 | 2015-12-09 | 联想(北京)有限公司 | Auxiliary cooling device and electronic equipment |
| CN116324177B (en) * | 2020-09-30 | 2024-04-19 | 大金工业株式会社 | Fan unit |
-
2014
- 2014-09-28 CN CN201420564879.8U patent/CN204082611U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913457A (en) * | 2015-06-16 | 2015-09-16 | 杨志荣 | Air capacity control method of air purifying device and air purifying device |
| CN105142376A (en) * | 2015-08-17 | 2015-12-09 | 联想(北京)有限公司 | Auxiliary cooling device and electronic equipment |
| CN105142376B (en) * | 2015-08-17 | 2018-10-12 | 联想(北京)有限公司 | A kind of heat dissipation auxiliary radiating device and electronic equipment |
| CN116324177B (en) * | 2020-09-30 | 2024-04-19 | 大金工业株式会社 | Fan unit |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150107 |
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| CX01 | Expiry of patent term |