CN202500835U - Floor type bladeless fan and bladeless fan wind channel thereof - Google Patents
Floor type bladeless fan and bladeless fan wind channel thereof Download PDFInfo
- Publication number
- CN202500835U CN202500835U CN2011204800328U CN201120480032U CN202500835U CN 202500835 U CN202500835 U CN 202500835U CN 2011204800328 U CN2011204800328 U CN 2011204800328U CN 201120480032 U CN201120480032 U CN 201120480032U CN 202500835 U CN202500835 U CN 202500835U
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- Prior art keywords
- air
- nozzle
- air channel
- base body
- greatly
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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
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
- F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
- F04F5/46—Arrangements of nozzles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a floor type bladeless fan, comprising a fan seat and an operation box, wherein the operation box is arranged at the top of the fan seat. The bladeless fan assembly comprises an airflow pressurization device and a bladeless fan wind channel. The bladeless fan wind channel comprises a base body and a large air outlet ring arranged at the top of the base body. The lower end of the base body is fixed on the pressurization cavity seat of the airflow pressurization device and is provided with a main air inlet which is connected with the inner cavity of the pressurization cavity seat. A first nozzle for transmitting the air flow is arranged in the inner side of the tailing edge of the large air outlet ring. A first guiding wind channel by which the main air inlet is communicated with the first nozzle of the large air outlet ring is provided inside the base body. A circular-table-shaped air outlet body is further provided in the inner side center of the large air outlet ring at the top of the base body. A second nozzle whose center is overlapped with that of the first nozzle and whose spraying opening is opposite to that of the first nozzle is provided in the outer side of the tailing edge of the large air outlet ring. The inner wall of the large air outlet ring and the outer wall of the air outlet body form an annular horn-opening-shaped air discharge ring along the air outlet direction of the nozzles.
Description
[technical field]
The utility model relates to fan, and relating in particular to a kind of floor model does not have the flabellum fan and do not have flabellum fan air channel.
[background technique]
Existing floor model fan; Be that motor part drives the structure of rotating flabellum side by side mostly, in rotation process, sweep fans in order to prevent to touch; And cover with protective net sweeping fans; But can cause sweeping fans when air-supply to distinguished and admirable obstruction, and can not it all be covered again, have the danger of touching equally; In addition, the floor model fan integral body in the fan is prone to topple over than higher, and the rear net cover that falls down to the ground comes off easily, and the flabellum that occurs in the running is exposed, is easy to hurt the user.In order to eliminate this potential safety hazard; Also be convenient to clean; Some no flabellum fans have appearred on the market, like disclosed a kind of " no flabellum fan " among the Chinese patent CN201120007632.2, comprise main body be positioned at the main body top go out vane greatly; Said main body is provided with intake grill, is provided with the water conservancy diversion air channel in the main body; Saidly go out vane greatly and be provided with exhaust outlet, go out greatly to be provided with the secondary booster air channel in the vane; Said intake grill, water conservancy diversion air channel, secondary booster air channel and exhaust outlet are interconnected; Said main body top go out greatly the vane inboard also be provided with one identical with said big air-out ring structure, and the center of circle overlapping go out vane for a short time.Yet, above-mentioned this no flabellum fan in actual use because it is bigger to go out the ring body of vane; And each goes out vane all is single exhaust outlet; Can cause wind-force dispersion, blowing distance weak point, the noise of fan big, can't satisfy user's demand, also have influence on the popularization of product.
[model utility content]
The utility model first goal of the invention provides a kind of floor model of two single vane structures of air channel twin nipple that adopts not have the flabellum fan; Utilize no flabellum fan air channel underbalance effect; The high velocity air of twin nipple drives ambient air and is blown out forward by a single vane together; Increase air quantity and blowing distance, blowing is concentrated, and reaches energy-conserving and environment-protective, safety, noise reduction.
The utility model second goal of the invention the utility model provides the two air channels of a kind of employing two single vane structures of exhaust outlet; Utilize underbalance effect; The high velocity air of two exhaust outlets drives ambient air and is blown out forward by a single vane together; Increase air quantity and blowing distance, blowing is concentrated, and reaches the no flabellum fan air channel of energy-conserving and environment-protective, safety, noise reduction.
In order to realize the utility model first invention order, the technological scheme of employing is:
Floor model does not have the flabellum fan, comprises support and operating case, and operating case is installed in the top of support; The top of said operating case is installed and is had or not the flabellum fan component, and this no flabellum fan component is formed with no flabellum fan air channel by being used to form the air-flow supercharging device; Said air-flow supercharging device comprises booster cavity seat, intake grill, motor and impeller; Intake grill is arranged on the cylindrical side chamber wall of booster cavity seat rear side, and motor and impeller output shaft flatly are installed in the inner chamber of booster cavity seat and the corresponding setting with said intake grill of impeller; No flabellum fan air channel comprise base body be positioned at the base body top go out vane greatly; The lower end of said base body is fixed on the booster cavity seat of air-flow supercharging device and is provided with the main air inlet that connects with booster cavity seat inner chamber; The trailing edge inboard that goes out vane greatly is provided with first nozzle that is used to launch air-flow, is provided with in the base body to be communicated with main air inlet and the first water conservancy diversion air channel that goes out vane first nozzle greatly; The inboard center of vane that goes out greatly at said base body top also is provided with a round table-like air-out body; On base body, be provided with the supporting post that is connected with the air-out body; The trailing edge outside of air-out body is provided with second nozzle overlapping with the center of circle of first nozzle and that spout is oppositely arranged, is provided with the second water conservancy diversion air channel that is communicated with the main air inlet and second nozzle in said air-out body and the supporting post; The outer wall of said inwall that goes out vane greatly and air-out body forms the toroidal air draft ring of ring-type along the nozzle air-out direction.
Also be equipped with between said operating case and the air-flow supercharging device and can realize not having pitch regulation mechanism and/or the oscillating mechanism that flabellum fan component pitching angle is regulated and/or shaken the head and move.
Said support is made up of chassis, following pipe, external and last pipe, and following pipe is installed on the chassis, and following pipe is connected through external with last pipe, and said operating case is installed in the pipe top.
It is said that to go out vane greatly concordant with the front/rear end of air-out body.
The said second water conservancy diversion air channel forms an enclosed space in the air-out body, the front and back side of enclosed space is respectively the air channel inner panel and the air channel outside plate of air-out body, and said air channel inner panel and air channel outside plate are the surface plate that is parallel to each other.
The impeller of said air-flow supercharging device is the through-flow impeller.
In order to realize the utility model second invention order, the technological scheme of employing is:
Floor model does not have the no flabellum fan air channel of flabellum fan; This no flabellum fan air channel comprise base body be positioned at the base body top go out vane greatly; The lower end of said base body is provided with main air inlet; The trailing edge inboard that goes out vane greatly is provided with first nozzle that is used to launch air-flow, is provided with in the base body to be communicated with main air inlet and the first water conservancy diversion air channel that goes out vane first nozzle greatly; The inboard center of vane that goes out greatly at said base body top also is provided with a round table-like air-out body; On base body, be provided with the supporting post that is connected with the air-out body; The trailing edge outside of air-out body is provided with second nozzle overlapping with the center of circle of first nozzle and that spout is oppositely arranged, is provided with the second water conservancy diversion air channel that is communicated with the main air inlet and second nozzle in said air-out body and the supporting post; The outer wall of said inwall that goes out vane greatly and air-out body forms the toroidal air draft ring of ring-type along the nozzle air-out direction.
It is said that to go out vane greatly concordant with the front/rear end of air-out body.
The said second water conservancy diversion air channel forms an enclosed space in the air-out body, the front and back side of enclosed space is respectively the air channel inner panel and the air channel outside plate of air-out body.
Said air channel inner panel and air channel outside plate are the surface plate that is parallel to each other.
The beneficial effect of the utility model is:
The utility model adopts underbalance effect; Overlapping through the center of circle and spout is oppositely arranged first nozzle and second nozzle; And the outer wall that goes out inwall and the air-out body of vane greatly forms the toroidal air draft ring of ring-type along the nozzle air-out direction, and when having high pressure draught in the chamber, air channel, high pressure draught will be from the spout narrow slit interannular ejection of first nozzle and second nozzle; Drive its peripheral air-flow to fore blow in its corresponding space production negative pressure; All air-flows merge produces by boasting forward together, and air quantity is bigger, and efficient is higher; And the blowing distance, blowing is concentrated, and noise is littler; Simultaneously; Because pitch regulation mechanism and the oscillating mechanism installed between operating case and the air-flow supercharging device; Regulate realizing not having flabellum fan air channel pitching angle through pitch regulation mechanism, and through realizing the action of shaking the head of no flabellum fan air channel by the key control oscillating mechanism on the operating case.
[description of drawings]
Fig. 1 is the plan view of the utility model;
Fig. 2 is the part side sectional view of the utility model;
Fig. 3 is the side view of the utility model;
Fig. 4 is the utility model side isometric view;
Fig. 5 is the sectional structure enlarged view of the utility model;
Fig. 6 is that the utility model is looked up stereo amplification figure;
Fig. 7 is the utility model side perspective enlarged view.
[embodiment]
Extremely shown in Figure 7 like Fig. 1; Floor model does not have the flabellum fan, comprises support 11 and operating case 12, and operating case 12 is installed in the top of support 11; Support 11 is by chassis 110, manage 111, external 112 and go up pipe 113 and form down; Under manage 111 and be installed on the chassis 110, following pipe 111 is connected through external 112 with last pipe 113, said operating case 12 is installed in the top of pipe 113; The top of said operating case 12 is installed and is had or not flabellum fan component 13, and this no flabellum fan component 13 is made up of air-flow supercharging device 14 and no flabellum fan air channel 1; Said air-flow supercharging device 14 comprises booster cavity seat 140, intake grill 141, motor 142 and impeller 143; Impeller 143 is the through-flow impeller; Intake grill 141 is arranged on the cylindrical side chamber wall of booster cavity seat 140 rear sides, and motor 142 and impeller 143 output shafts flatly are installed in the inner chamber of booster cavity seat 140 and impeller 143 and said intake grill 141 corresponding settings.
, between operating case 12 and air-flow supercharging device 14, also be equipped with and realize not having the pitch regulation mechanism 15 and oscillating mechanism 16 that flabellum fan component 13 pitching angle are regulated and shaken the head and move to shown in Figure 4 like Fig. 1.
Like Fig. 1; Fig. 5 is to shown in Figure 7; Said no flabellum fan air channel comprise base body 1 be positioned at base body 1 top go out vane 2 greatly; The lower end of said base body 1 is fixed on the booster cavity seat 140 of air-flow supercharging device 14 and is provided with the main air inlet 3 that connects with booster cavity seat 140 inner chambers, and the trailing edge inboard that goes out vane 2 greatly is provided with first nozzle 4 that is used to launch air-flow, is provided with in the base body 1 to be communicated with main air inlet 3 and the first water conservancy diversion air channel 5 that goes out vane 2 first nozzles 4 greatly; The vane 2 inboard centers that go out greatly at base body 1 top also are provided with a round table-like air-out body 6; On base body 1, be provided with the supporting post 7 that is connected with air-out body 6; The trailing edge outside of air-out body 6 is provided with second nozzle 8 overlapping with the center of circle of first nozzle 4 and that spout is oppositely arranged, is provided with the second water conservancy diversion air channel 9 that is communicated with the main air inlet 3 and second nozzle 8 in said air-out body 6 and the supporting post 7; The outer wall of said inwall that goes out vane 2 greatly and air-out body 6 forms the toroidal air draft ring 10 of ring-type along the nozzle air-out direction.
To shown in Figure 7, said to go out vane 2 greatly concordant with the front/rear end of air-out body 6 like Fig. 5; The second water conservancy diversion air channel 9 forms a runner space 60 in air-out body 6, the front and back side of flow channel space 60 is respectively the air channel inner panel 61 and air channel outside plate 62 of air-out body 6, air channel inner panel 61 and the surface plate of air channel outside plate 62 for being parallel to each other.
Underbalance effect is adopted in this no flabellum fan air channel; Overlapping through the center of circle and spout is oppositely arranged first nozzle 4 and second nozzle 8; And the outer wall that goes out inwall and the air-out body 6 of vane 2 greatly forms the toroidal air draft ring 10 of ring-type along the nozzle air-out direction, and when having high pressure draught in the chamber, air channel, high pressure draught will spray from the spout narrow slit interannular of first nozzle 4 and second nozzle 8; Drive its peripheral air-flow to fore blow in its corresponding space production negative pressure; All air-flows merge produces by boasting forward together, and air quantity is bigger, and efficient is higher; And the blowing distance, blowing is concentrated, and noise is littler.Compare its test result such as following table with the no flabellum fan air channel of monocycle nozzle:
Can find out that from last table except that the air draft ring was different with respective nozzles quantity, other condition was all consistent, can find out that specific power is suitable mutually with double ring nozzle for the monocycle nozzle after comparing test, air quantity becomes greatly, and efficiency also uprises, and noise is also littler.
The above embodiment just is the preferred embodiment of the utility model, is not the practical range that limits the utility model with this, and the equivalence that all shapes according to the utility model, structure and principle are done changes, and all should be covered by in the protection domain of the utility model.
Claims (10)
1. floor model does not have the flabellum fan, comprises support and operating case, and operating case is installed in the top of support; It is characterized in that:
The top of said operating case is installed and is had or not the flabellum fan component, and this no flabellum fan component is formed with no flabellum fan air channel by being used to form the air-flow supercharging device;
Said air-flow supercharging device comprises booster cavity seat, intake grill, motor and impeller; Intake grill is arranged on the cylindrical side chamber wall of booster cavity seat rear side, and motor and impeller output shaft flatly are installed in the inner chamber of booster cavity seat and the corresponding setting with said intake grill of impeller;
No flabellum fan air channel comprise base body be positioned at the base body top go out vane greatly; The lower end of said base body is fixed on the booster cavity seat of air-flow supercharging device and is provided with the main air inlet that connects with booster cavity seat inner chamber; The trailing edge inboard that goes out vane greatly is provided with first nozzle that is used to launch air-flow, is provided with in the base body to be communicated with main air inlet and the first water conservancy diversion air channel that goes out vane first nozzle greatly;
The inboard center of vane that goes out greatly at said base body top also is provided with a round table-like air-out body; On base body, be provided with the supporting post that is connected with the air-out body; The trailing edge outside of air-out body is provided with second nozzle overlapping with the center of circle of first nozzle and that spout is oppositely arranged, is provided with the second water conservancy diversion air channel that is communicated with the main air inlet and second nozzle in said air-out body and the supporting post;
The outer wall of said inwall that goes out vane greatly and air-out body forms the toroidal air draft ring of ring-type along the nozzle air-out direction.
2. do not have the flabellum fan according to the said floor model of claim 1, it is characterized in that: also be equipped with between said operating case and the air-flow supercharging device and can realize not having pitch regulation mechanism and/or the oscillating mechanism that flabellum fan component pitching angle is regulated and/or shaken the head and move.
3. do not have the flabellum fan according to the said floor model of claim 1, it is characterized in that: said support is made up of chassis, following pipe, external and last pipe, and following pipe is installed on the chassis, and following pipe is connected through external with last pipe, and said operating case is installed in the pipe top.
4. do not have the flabellum fan according to the said floor model of claim 1, it is characterized in that: said to go out vane greatly concordant with the front/rear end of air-out body.
5. there is not the flabellum fan according to the said floor model of claim 1; It is characterized in that: the said second water conservancy diversion air channel forms an enclosed space in the air-out body; The front and back side of enclosed space is respectively the air channel inner panel and the air channel outside plate of air-out body, and said air channel inner panel and air channel outside plate are the surface plate that is parallel to each other.
6. do not have the flabellum fan according to the said floor model of claim 1, it is characterized in that: the impeller of said air-flow supercharging device is the through-flow impeller.
7. floor model does not have the no flabellum fan air channel of flabellum fan; This no flabellum fan air channel comprise base body be positioned at the base body top go out vane greatly; The lower end of said base body is provided with main air inlet; The trailing edge inboard that goes out vane greatly is provided with first nozzle that is used to launch air-flow, is provided with in the base body to be communicated with main air inlet and the first water conservancy diversion air channel that goes out vane first nozzle greatly; It is characterized in that:
The inboard center of vane that goes out greatly at said base body top also is provided with a round table-like air-out body; On base body, be provided with the supporting post that is connected with the air-out body; The trailing edge outside of air-out body is provided with second nozzle overlapping with the center of circle of first nozzle and that spout is oppositely arranged, is provided with the second water conservancy diversion air channel that is communicated with the main air inlet and second nozzle in said air-out body and the supporting post;
The outer wall of said inwall that goes out vane greatly and air-out body forms the toroidal air draft ring of ring-type along the nozzle air-out direction.
8. no flabellum fan according to claim 7 air channel is characterized in that: said to go out vane greatly concordant with the front/rear end of air-out body.
9. no flabellum fan according to claim 7 air channel is characterized in that: the said second water conservancy diversion air channel forms an enclosed space in the air-out body, and the front and back side of enclosed space is respectively the air channel inner panel and the air channel outside plate of air-out body.
10. no flabellum fan according to claim 9 air channel, it is characterized in that: said air channel inner panel and air channel outside plate are the surface plate that is parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204800328U CN202500835U (en) | 2011-11-26 | 2011-11-26 | Floor type bladeless fan and bladeless fan wind channel thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204800328U CN202500835U (en) | 2011-11-26 | 2011-11-26 | Floor type bladeless fan and bladeless fan wind channel thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202500835U true CN202500835U (en) | 2012-10-24 |
Family
ID=47037450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204800328U Expired - Lifetime CN202500835U (en) | 2011-11-26 | 2011-11-26 | Floor type bladeless fan and bladeless fan wind channel thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202500835U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047907A (en) * | 2013-03-12 | 2014-09-17 | 合肥科盛微电子科技有限公司 | Bladeless fan capable of assembling fan head |
| CN104061191A (en) * | 2013-03-18 | 2014-09-24 | 合肥科盛微电子科技有限公司 | Bladeless fan design method |
| CN106194834A (en) * | 2015-02-05 | 2016-12-07 | 张伟 | The nested type air exhausting structure of wind-tunnel |
-
2011
- 2011-11-26 CN CN2011204800328U patent/CN202500835U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047907A (en) * | 2013-03-12 | 2014-09-17 | 合肥科盛微电子科技有限公司 | Bladeless fan capable of assembling fan head |
| CN104061191A (en) * | 2013-03-18 | 2014-09-24 | 合肥科盛微电子科技有限公司 | Bladeless fan design method |
| CN106194834A (en) * | 2015-02-05 | 2016-12-07 | 张伟 | The nested type air exhausting structure of wind-tunnel |
| CN106194834B (en) * | 2015-02-05 | 2020-04-21 | 张伟 | Nested air outlet structure of wind tunnel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121024 |
|
| CX01 | Expiry of patent term |