CN204591802U - A kind of induced draft fan - Google Patents
A kind of induced draft fan Download PDFInfo
- Publication number
- CN204591802U CN204591802U CN201520184378.1U CN201520184378U CN204591802U CN 204591802 U CN204591802 U CN 204591802U CN 201520184378 U CN201520184378 U CN 201520184378U CN 204591802 U CN204591802 U CN 204591802U
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- air
- exhausting device
- shell
- draft fan
- induced draft
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Abstract
The utility model provides a kind of induced draft fan, comprises shell and air exhausting device, rotary air valve; Described air exhausting device comprises wind wheel and rotatable wind wheel shell; Described shell is also provided with 2 or several communication port being in different direction more than 2, provides wind exhausting outlet for described air exhausting device to different direction air draft and different air intake sources is provided; Described induced draft fan arranges described rotary air valve in the side periphery of rotatable wind wheel shell, described rotary air valve has the ventilated port corresponding with air exhausting device exhaust port and the ventilated port corresponding with air exhausting device intake grill, there is air intake gap between the top board of described air exhausting device intake grill and described shell and/or base plate, the ventilated port corresponding with the intake grill of air exhausting device of described air intake gap and rotary air valve communicates.The utility model not only keeps original in different direction air draft and the selection function from separate sources air intake, and can effectively reduce height and volume, the application of expansion induced draft fan and application area.
Description
Technical field
The utility model relates to a kind of induced draft fan.
Background technique
The current induced draft fan as application in domestic appliances, in order to realize air exhausting device to different direction air draft and the selection function from separate sources air intake, adopt double layer construction more, its rotary air valve and air exhausting device are in two-layer up and down respectively, this induced draft fan is as improper in there is no as isolated system, but, if when needing to be integrated in other facility of household, seem that volume is excessive, or outward appearance can be caused to be difficult to accept or this other facility can be made to lose too many original usage space and weaken its original function.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of induced draft fan of thin type, and it not only keeps original in different direction air draft and the selection function from separate sources air intake, and can effectively reduce its height and volume.For this reason, the utility model is by the following technical solutions:
A kind of induced draft fan, comprises shell and air exhausting device, rotary air valve; Described air exhausting device comprises wind wheel and rotatable wind wheel shell; Described shell is also provided with 2 or several communication port being in different direction more than 2, provides wind exhausting outlet for described air exhausting device to different direction air draft and different air intake sources is provided; It is characterized in that described induced draft fan arranges described rotary air valve in the side periphery of rotatable wind wheel shell, described rotary air valve has the ventilated port corresponding with air exhausting device exhaust port and the ventilated port corresponding with air exhausting device intake grill, there is air intake gap between the top board of described air exhausting device intake grill and described shell and/or base plate, the ventilated port corresponding with the intake grill of air exhausting device of described air intake gap and rotary air valve communicates.
On the basis adopting technique scheme, the utility model also can adopt following further technological scheme:
Described rotary air valve and rotatable wind wheel shell link together, and share a motor and drive rotation; Described communication port is being circumferentially uniformly distributed of being the center of circle with the rotating center of rotary air valve and rotatable wind wheel shell.
Described shell is provided with 3 described communication port, wherein in two communication port respective chamber/chambers, outside a communication port respective chamber/chambers.
On the top of air exhausting device exhaust port and/or bottom, barge board is set.
Described rotary air valve and rotatable wind wheel shell are two separate components separately, and rotary air valve has himself drive motor and position limit switch.
Described rotatable wind wheel shell is volute shape.
Described rotary air valve is Rotatable circular tubular air door, and the diameter of described rotatable cylindric air door is more than or equal to the maximum rotating diameter of rotatable wind wheel shell; Described Rotatable circular tubular air door is provided with one or several breach as ventilated port.
Described shell is prefabricated with the communication port of more than 3, rotary air valve is prefabricated with multiple ventilated port, communication port and ventilated port are all closed by detachable parts.
Described induced draft fan is arranged in furniture or fireplace or in window frame, or described shell is wall clock moulding, and its main facade arranges clock pointer.
Described induced draft fan utilizes furniture as a part for its shell or shell, furniture is arranged described communication port.
Upper and lower two parallel air exhausting devices are set in described shell, on described shell, corresponding each air exhausting device is provided with 2 or several communication port being in different direction more than 2, provides wind exhausting outlet and provide different air intake sources for the air exhausting device of its correspondence to different direction air draft; Described induced draft fan arranges described rotary air valve in the side periphery of the rotatable wind wheel shell of each air exhausting device, and described rotary air valve has the ventilated port corresponding with the exhaust port of the air exhausting device of pairing and the ventilated port corresponding with the intake grill of the air exhausting device of pairing; There is air intake gap in the top board of the air exhausting device intake grill and described shell that are in top, this air intake gap communicates with the ventilated port corresponding with the intake grill of the air exhausting device being in top of the rotary air valve being in top; There is air intake gap in the base plate of the air exhausting device intake grill and described shell that are in bottom, this air intake gap communicates with the ventilated port corresponding with the intake grill of the air exhausting device being in bottom of the rotary air valve being in bottom.
Owing to adopting the technical solution of the utility model, the utility model greatly thinningly can have the height to different direction air draft and the induced draft fan from separate sources air intake selection function, slim body is little, can be integrated in the furniture such as such as desk, tea table, fireplace, window frame, wall clock and house facility easily, air exchange is carried out to indoor main activities space nearby, treatment effect is good, reaction promptly and accurately; And rotary air valve is looped around outside rotatable wind wheel shell, defines the puigging to air exhausting device, be more convenient for induced draft fan of the present utility model being attached in the furniture in indoor main activities space.Further, adopt structure of the present utility model, be also convenient to the drive motor saving original rotatable wind wheel shell, reduce costs and noise.
The utility model, by air port prefabricated on shell, rotary air valve is prefabricated with ventilated port, forms modular combination, and exploitation one set of die, can produce the induced draft fan of various wind-guiding mode, greatly save cost.
Further, air communication passage arranges the external connection module that some are provided with standard interface, as sterilization, dust removal by filtration device, Electric heating appliance etc., then can produce the induced draft fan of various combination function.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment 1 induced draft fan schematic appearance.
Fig. 2 is the utility model embodiment 1 induced draft fan explosive view.
Fig. 3 is the structural representation of the utility model embodiment 1 induced draft fan working state 1.
Fig. 4 is the structural representation of the utility model embodiment 1 induced draft fan working state 2.
Fig. 5 is the structural representation of the utility model embodiment 1 induced draft fan working state 3.
Fig. 6 is the structural representation of the utility model embodiment 2 induced draft fan.
Fig. 7 is the schematic diagram that the utility model and wall clock combine.
Fig. 8 is the forward sight schematic appearance that the utility model embodiment 3 induced draft fan embeds cabinet-type piece of furniture.
Fig. 9 is the backsight schematic appearance that the utility model embodiment 3 induced draft fan embeds cabinet-type piece of furniture.
Figure 10 is the structural representation that the utility model embodiment 3 induced draft fan embeds cabinet-type piece of furniture.
Figure 11 is the sectional view of the utility model embodiment 4.
Embodiment
With reference to accompanying drawing.Induced draft fan provided by the utility model, comprises shell 1 and air exhausting device, rotary air valve 2; Described air exhausting device comprises wind wheel 31 and rotatable wind wheel shell 33, and rotatable wind wheel shell 33 is made up of band top board 33a, the sidewall 33b of intake grill 35, base plate 33c; Described shell is also provided with 2 or several communication port 10 more than 2, provides wind exhausting outlet for described air exhausting device to different direction air draft and different air intake sources is provided; Described induced draft fan arranges described rotary air valve 2 in the side periphery of rotatable wind wheel shell, described rotary air valve 2 has the ventilated port 21 corresponding with air exhausting device exhaust port 34 and the ventilated port 22 corresponding with air exhausting device intake grill 35, there is air intake gap between the top board 11 of described air exhausting device intake grill 35 and described shell and/or base plate 12, the ventilated port 22 corresponding with the intake grill of air exhausting device of described air intake gap and rotary air valve communicates.
Described rotatable wind wheel shell the best adopts volute shape, and drawing reference numeral 33d is the drive motor of rotatable wind wheel shell, and drawing reference numeral 33e is the position limit switch that rotatable wind wheel shell rotates.Wind wheel 31 is driven by wind wheel drive motor 32.
With regard to the quantity of communication port 10, it can be 2, by the rotation of rotatable wind wheel shell 33 and rotary air valve 2, change the position of air exhausting device exhaust port 34 and the position of rotary air valve ventilated port 22, make originally to be transformed to as intake grill as the communication port of wind exhausting outlet, and be originally transformed to as wind exhausting outlet as the communication port of intake grill, there is dual functions from outside exhaust ventilation to indoor like this that send new wind and.
Described communication port set by described shell also can be 3 (see figure 1)s, wherein in two communication port respective chamber/chambers, outside a communication port respective chamber/chambers.When air exhausting device exhaust port 34 rotates to the communication port of aiming at outside respective chamber/chambers, and rotary air valve rotates to two ventilated port 21,22 and opens the communication port outside respective chamber/chambers and the communication port in a respective chamber/chambers respectively, another is led to indoor communication port when closing, there is the function of outside exhaust ventilation; When air exhausting device exhaust port 34 rotates to the communication port in aligning respective chamber/chambers, and rotary air valve rotates to two ventilated port 21,22 and opens the communication port in respective chamber/chambers and the communication port outside a respective chamber/chambers respectively, another is led to indoor communication port when closing, then send new wind to indoor; When air exhausting device exhaust port 34 rotates to the communication port in aligning respective chamber/chambers, and rotary air valve also rotate to two ventilated port 21,22 open communication port in these two respective chamber/chambers, by lead to outdoor communication port close time, then there is the function (such as heating) of indoor circulation.Described communication port set by described shell also can be 4 (see figure 6)s or more.Or described shell is prefabricated with the communication port of more than 3, rotary air valve is prefabricated with multiple ventilated port, communication port and ventilated port are all closed by detachable parts, like this, open the ventilated port in respective numbers and direction as required.In addition, by the setting to shell communication port and rotary air valve ventilated port quantity, while also can realizing opening the communication port outside respective chamber/chambers, the communication port in multiple respective chamber/chambers is opened, with simultaneously to outdoor exhaust ventilation.
Described rotary air valve is Rotatable circular tubular air door, its communication port can be the hole of opening in integral barrel, or as shown in Figure 2, described Rotatable circular tubular air door also can be made up of the discontinuous arc section of several piece, as communication port, (or communication port adopts sky to open place at the sky place of opening between arc section, another communication port adopts perforate on arc section), (this structure is applicable to the mode of execution that following rotary air valve and rotatable wind wheel shell link together to form Rotatable circular tubular air door, each arc section links together around the same center of circle and rotatable wind wheel shell), the diameter of described rotatable cylindric air door is more than or equal to the maximum rotating diameter of rotatable wind wheel shell.
Described rotary air valve and rotatable wind wheel shell can be two separate components separately, and rotary air valve has himself drive motor and position limit switch, rotates independent of rotatable wind wheel shell.
Preferred as one, as shown in Fig. 3,4,5, when rotary air valve 2 is arranged on the side periphery of rotatable wind wheel shell 33, if described communication port 10 is when to be the center of circle with the rotating center of rotary air valve 2 and rotatable wind wheel shell 33 be circumferentially uniformly distributed, described rotary air valve 2 can to link together synchronous rotary with rotatable wind wheel shell 33, serve the original effect of rotary air valve equally, can realize aforesaid function equally, but the drive motor 33d only needing a motor also to get final product rotating wind wheel shell drives rotation.To arrange 3 communication port, when air exhausting device exhaust port 34 rotates to the communication port of aiming at outside respective chamber/chambers, and rotary air valve also rotates to two ventilated port 21,22 together and opens the communication port outside respective chamber/chambers and the communication port in a respective chamber/chambers respectively, another is led to indoor communication port closes (see figure 3).When rotating 120 ° again, air exhausting device exhaust port 34 rotates to the communication port in aligning respective chamber/chambers, and rotary air valve also rotates to two ventilated port 21,22 together and opens two and lead to indoor communication port, will lead to outdoor communication port and close (see figure 5).When rotating 120 ° again, air exhausting device exhaust port 34 rotates to the communication port in aligning respective chamber/chambers, and rotary air valve also rotates to two ventilated port 21,22 together and opens the communication port in respective chamber/chambers and the communication port outside a respective chamber/chambers respectively, another is led to indoor communication port and close (see figure 4).
Arrange barge board 36 on the top of air exhausting device exhaust port 34 and/or bottom, described barge board 36 can be combined on rotatable wind wheel shell or on rotary air valve, and barge board can prevent air draft from refluxing, prevent short circuit and reduce ventilation efficiency.
Induced draft fan provided by the utility model, thin due to what can do very, the function not affecting furniture in furniture can be installed to.Such as, as shown in Figure 8,9, 10, the utility model can be integrated in desk, and its profile only takies a drawer, therefore can be arranged in a desk drawer, and can utilize.Furniture, as a part for its shell or shell, furniture is arranged described communication port 4.
Described induced draft fan is very thin, and thickness is about 15cm only, can be arranged in tea table, such as the bottom of tea table platen, and does not affect the function of platform tea table.Described induced draft fan also can be arranged in fireplace, and does not affect the space in fireplace, and directly just hot air discharges heating.
Described induced draft fan also can be arranged in window frame.
As shown in Figure 7, described induced draft fan is because of very thin, and its shell can make wall clock moulding, and its main facade 1a (can be aforesaid top board 11 or base plate 12) arranges clock pointer.In like manner, described induced draft fan, after its back side arranges wall hanging piece, also can make other wall hanging artistic product shape, in being more attached to decorating sending new wind, heating, air sterillization, the outside function be vented at home.
With reference to Figure 11.Because the utility model can realize thin design, therefore upper and lower two parallel air exhausting devices 100,200 also can be set in described shell, realize one of them outside exhaust ventilation and another is simultaneously in the efficient work sending the functions such as new wind to indoor; Further, under such configuration, the height of induced draft fan is still only equivalent to the height of conventional induced draft fan, and can be suitable for installing application in the room of conventional height.This induced draft fan can adopt following structure:
On described shell, corresponding upper and lower air exhausting device is respectively arranged with 2 or several communication port 101,201 being in different direction more than 2, provides wind exhausting outlet and provide different air intake sources for the air exhausting device of its correspondence to different direction air draft; Described induced draft fan arranges described rotary air valve in the side periphery of the rotatable wind wheel shell of each air exhausting device, and described rotary air valve has the ventilated port corresponding with the exhaust port of the air exhausting device of pairing and the ventilated port corresponding with the intake grill of the air exhausting device of pairing; There is air intake gap in the top board of the air exhausting device intake grill and described shell that are in top, this air intake gap communicates with the ventilated port corresponding with the intake grill of the air exhausting device being in top of the rotary air valve being in top; There is air intake gap in the base plate of the air exhausting device intake grill and described shell that are in bottom, this air intake gap communicates with the ventilated port corresponding with the intake grill of the air exhausting device being in bottom of the rotary air valve being in bottom.
In this embodiment, wind wheel in upper and lower two air exhausting devices can be driven by same motor 300, the rotatable wind wheel shell of each air exhausting device and the rotary air valve of its periphery also can link together, share a motor to drive, drawing reference numeral 401 is the rotatable wind wheel shell of upper air exhausting device and the drive motor of top rotary air valve, and drawing reference numeral 402 is the rotatable wind wheel shell of downward air exhaust device and the drive motor of lower step rotary air valve.Like this, this induced draft fan only need configure 3 motors.
The utility model not only can be combined in the facilities such as furniture as in prior embodiments, and also suspended is installed.In such cases, shell of the present utility model arranges the connection bit of suspender member.Because height of the present utility model is low, like this, the utility model does not still affect the setting height(from bottom) of indoor suspended ceiling under hanging is installed, indoor pure space height can be improved, and need not be contained on the keel of furred ceiling, thus the utility model is when being arranged on indoor top, can adaptive various unlike material, different size suspended ceiling pinch plate.
Claims (10)
1. an induced draft fan, comprises shell and air exhausting device, rotary air valve; Described air exhausting device comprises wind wheel and rotatable wind wheel shell; Described shell is also provided with 2 or several communication port being in different direction more than 2, provides wind exhausting outlet for described air exhausting device to different direction air draft and different air intake sources is provided; It is characterized in that described induced draft fan arranges described rotary air valve in the side periphery of rotatable wind wheel shell, described rotary air valve has the ventilated port corresponding with air exhausting device exhaust port and the ventilated port corresponding with air exhausting device intake grill, there is air intake gap between the top board of described air exhausting device intake grill and described shell and/or base plate, the ventilated port corresponding with the intake grill of air exhausting device of described air intake gap and rotary air valve communicates.
2. a kind of induced draft fan as claimed in claim 1, is characterized in that described rotary air valve and rotatable wind wheel shell link together, and shares a motor and drives rotation; Described communication port is being circumferentially uniformly distributed of being the center of circle with the rotating center of rotary air valve and rotatable wind wheel shell.
3. a kind of induced draft fan as claimed in claim 2, is characterized in that described shell is provided with 3 described communication port, wherein in two communication port respective chamber/chambers, outside a communication port respective chamber/chambers.
4. a kind of induced draft fan as claimed in claim 1, is characterized in that arranging barge board on the top of air exhausting device exhaust port and/or bottom.
5. a kind of induced draft fan as claimed in claim 1, is characterized in that described rotary air valve and rotatable wind wheel shell are two separate components separately, and rotary air valve has himself drive motor and position limit switch.
6. a kind of induced draft fan as claimed in claim 1, is characterized in that described rotatable wind wheel shell is volute shape.
7. a kind of induced draft fan as claimed in claim 1, is characterized in that described rotary air valve is Rotatable circular tubular air door, and the diameter of described rotatable cylindric air door is more than or equal to the maximum rotating diameter of rotatable wind wheel shell; Described Rotatable circular tubular air door is provided with one or several breach as ventilated port.
8. a kind of induced draft fan as claimed in claim 1, it is characterized in that the communication port described shell being prefabricated with more than 3, rotary air valve is prefabricated with multiple ventilated port, communication port and ventilated port are all closed by detachable parts.
9. a kind of induced draft fan as described in claim 1,2,3,4,5,6,7 or 8, is characterized in that described induced draft fan is arranged in furniture or fireplace or in window frame, or described shell is wall clock moulding, and its main facade arranges clock pointer.
10. a kind of induced draft fan as claimed in claim 1, it is characterized in that arranging in described shell upper and lower two parallel air exhausting devices, on described shell, corresponding each air exhausting device is provided with 2 or several communication port being in different direction more than 2, provides wind exhausting outlet and provide different air intake sources for the air exhausting device of its correspondence to different direction air draft; Described induced draft fan arranges described rotary air valve in the side periphery of the rotatable wind wheel shell of each air exhausting device, and described rotary air valve has the ventilated port corresponding with the exhaust port of the air exhausting device of pairing and the ventilated port corresponding with the intake grill of the air exhausting device of pairing; There is air intake gap in the top board of the air exhausting device intake grill and described shell that are in top, this air intake gap communicates with the ventilated port corresponding with the intake grill of the air exhausting device being in top of the rotary air valve being in top; There is air intake gap in the base plate of the air exhausting device intake grill and described shell that are in bottom, this air intake gap communicates with the ventilated port corresponding with the intake grill of the air exhausting device being in bottom of the rotary air valve being in bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520184378.1U CN204591802U (en) | 2015-03-30 | 2015-03-30 | A kind of induced draft fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520184378.1U CN204591802U (en) | 2015-03-30 | 2015-03-30 | A kind of induced draft fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204591802U true CN204591802U (en) | 2015-08-26 |
Family
ID=53927961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520184378.1U Withdrawn - After Issue CN204591802U (en) | 2015-03-30 | 2015-03-30 | A kind of induced draft fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204591802U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776059A (en) * | 2015-03-30 | 2015-07-15 | 顾建军 | Air guide machine |
| CN105928129A (en) * | 2016-06-17 | 2016-09-07 | 杨伟平 | Multifunctional ventilation conversion system |
-
2015
- 2015-03-30 CN CN201520184378.1U patent/CN204591802U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776059A (en) * | 2015-03-30 | 2015-07-15 | 顾建军 | Air guide machine |
| CN104776059B (en) * | 2015-03-30 | 2017-06-30 | 顾建军 | A kind of induced draft fan |
| CN105928129A (en) * | 2016-06-17 | 2016-09-07 | 杨伟平 | Multifunctional ventilation conversion system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150826 Effective date of abandoning: 20170630 |
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| AV01 | Patent right actively abandoned |