CN104675719A - Fan - Google Patents
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- Publication number
- CN104675719A CN104675719A CN201310636521.1A CN201310636521A CN104675719A CN 104675719 A CN104675719 A CN 104675719A CN 201310636521 A CN201310636521 A CN 201310636521A CN 104675719 A CN104675719 A CN 104675719A
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- CN
- China
- Prior art keywords
- tubular wine
- wine wheel
- blower fan
- parallel
- fan
- 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.)
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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
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
- F04D17/04—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal of transverse-flow type
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a fan which includes side baffles and a back baffle, wherein a plurality of through-flow wind wheels connected with each other are arranged between the two side baffles, wherein one through-flow wind wheel is connected with a fan, and the arraying mode of the through-flow wind wheels is transverse line-shaped parallel arraying or longitudinal parallel arraying. The fan has the advantages of adopting the horizontal free extension design, being ultra-thin in vertical thickness, having big wind volume and greatly reducing noise; being economical, energy saving and long in service life.
Description
Technical field
The present invention relates to a kind of cross flow fan in HVAC field, particularly a kind of blower fan.
Background technique
Existing blower fan structure is applied in wind curtain machine, family expenses, car air conditioner more.In field of air conditioning, for keeping indoor set (be vaporizer during refrigeration, heat condenser constantly) air quantity, axial-flow blower and centrifugal blower is adopted to be air feed structure respectively.Even the two wind wheel of blower fan structure on the market, also just in a product, have two wind wheels in both sides, its diameter is the same not to be changed.There is following defect in this air feed structure: first, in family expenses coil pipe of air-conditioner blower structure, because axial flow diameter is large, cause the air-conditioning internal machine thickness of market very large, to actual design, installation, transport, real life all makes troubles, also because blower fan is for ensureing air quantity, improve motor speed, cause noise to increase; Secondly, in air-conditioning cabinet type machine, use axial fan, for ensureing the air quantity of cabinet-type air conditioner, blower fan volume is larger, large about about 30 × 30 × 20, the air-conditioning internal machine for this reason made, takes up an area about one square meter, the volume that takes up space is about 1-2 cubic meter, occupies a large amount of interior space, waste resource.
In present cold-warm heat radiator field, have employed cross flow fan, as cold-warm heat radiator structure, but due to air quantity limited, do not reach the standard of bright dress fan coil unit two, directly limited to the use field of this series products, allowed product fall short of the reality; And for example in car air-conditioner field, because the volume of cross flow fan is little, cross flow fan is multiplex on on-board air conditioner, same reason vehicle body narrow space, horizontal space is comparatively large, is therefore applicable to cross-flow fan structure, original structure air quantity is limited, and in car, ventilation part, is reaching in same air quantity situation, air-out area is less, and wind speed is higher, therefore, axial-flow fan group can strengthen air supply areas, reduce air supply velocity, cold wind is reduced the impact of people, avoids air-conditioning sickness; For another example the field of other application, comprise the cooling heat dissipation of e-machine, dry-type transformer, COPY MACHINES, projector, computer etc., the ventilation of room, public place, vehicle, constant temperature and drying machinery, in cooling-heating room equipment and the household electric appliance such as freezing and showcase, air-conditioning fan (air conditioning fan, building fan, tower are fanned), the mechanical, electrical fireplace of warm braw, wind curtain machine, built-in type oven, reason is all identical.All fields being applied to blower fan, the feature at city gate crossed by similar bamboo pole, and cross flow fan group can in horizontal expansion to improve air quantity, but axial distance is limited after all, and the air quantity of this situation can not have been satisfied the demand.
The advantage of this common cross-flow fan structure is: axial length is unrestricted, can need the length selecting arbitrarily impeller according to different uses; Permeate gas stream impeller flows, and by the effect of blade twice power, therefore air flow energy arrives far distance; Without turbulent flow, air-out is even.Its shortcoming is: because air-flow is forced to turn back in impeller, therefore loss of pressure head is comparatively large, efficiency is lower; Outlet directionality is strong, and wind speed is higher, can reach more than 8 meters, therefore in air draft structure, can make the too high bad adjustment of exhaust outlet wind speed, wind speed is high, and people's difficulty is inadaptable; Wind speed has when reducing and can not get enough air quantity and satisfy the demand, and cross flow fan products application scope is reduced, and factory had no alternative but to thicker greatly other air feed structure of actual air volume.
Summary of the invention
For defect and the cross flow fan performance characteristics of existing axial-flow blower, centrifugal fan structure, the invention provides a kind of blower fan, utilize the advantage of cross flow fan, evade the deficiency of structure, the performance internal of product is promoted.
To achieve these goals, the measure that the present invention takes is:
A kind of blower fan, comprise lateral retaining plate and backboard, be provided with several tubular wine wheels be connected between two pieces of lateral retaining plates, one of them tubular wine wheel is connected with motor, and the arrangement mode between tubular wine wheel is that horizontal yi word pattern is arranged in parallel or is longitudinally arranged in parallel;
The number of described tubular wine wheel is for being not less than 2;
Described longitudinal direction is arranged in parallel as being connected with magnetic clutch by synchronous pulley, Timing Belt between tubular wine wheel, synchronous pulley is socketed on transmission shaft, be movably connected in by bearing the transmission shaft one end connect on support to be connected with magnetic clutch, the other end is connected with tubular wine wheel, be provided with whirlpool tongue between tubular wine wheel, the both sides up and down of tubular wine wheel group are provided with spiral case;
Described yi word pattern is arranged in parallel as being connected by coupling between tubular wine wheel, sets up the dunnage carrying out supporting at coupling place, and the both sides up and down of tubular wine wheel are provided with spiral case;
Described longitudinal direction is arranged in parallel as longitudinal arc is arranged in parallel, and the diameter of each tubular wine wheel is not identical;
Described motor is DC brushless motor.
Beneficial effect of the present invention: the free extending design of level, vertical thickness is ultra-thin, and blower fan group can accomplish 8-11 centimetre, is connected with Timing Belt and belt wheel by magnetic clutch, can make one or more wind wheel run-in synchronism, air quantity can meet the air quantity demand of various blower fan structure; Because wind wheel increases, incoming air area increases, and makes air quantity be easy to reach designing requirement; Add wind wheel, the minimizing that the rotating speed of blower fan is also directly proportional, therefore, noise significantly reduces; Original electric machine structure is instead of by the DC brushless motor of efficient energy-saving, the control of product stepless speed regulation is made to become easier, if match automatic controller, operating cost can be lower, one typhoon unit only need use a brushless electric machine, in 20,000 hours working life, fully play effect of motor.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION figure of embodiment one in the present invention;
Fig. 2 is the overall structure schematic diagram of embodiment one in the present invention;
Fig. 3 is the front view of embodiment one in the present invention;
Fig. 4 is the sectional drawing of embodiment one in the present invention;
Fig. 5 is the overall structure schematic diagram of embodiment two in the present invention;
Fig. 6 is the front view of embodiment two in the present invention;
Fig. 7 is the sectional drawing of embodiment two in the present invention.
Embodiment
A kind of blower fan as shown in figs. 1-7, comprise lateral retaining plate 7 and backboard 6, be provided with the tubular wine wheel 1 that several are connected between two pieces of lateral retaining plates 7, one of them tubular wine wheel 1 is connected with motor 2, and the arrangement mode between tubular wine wheel 1 is that horizontal yi word pattern is arranged in parallel or is longitudinally arranged in parallel; The number of described tubular wine wheel 1 is for being not less than 2; Described longitudinal direction is arranged in parallel as being connected with magnetic clutch 14 by synchronous pulley 5, Timing Belt 8 between tubular wine wheel 1, synchronous pulley 5 is socketed on transmission shaft 10, be movably connected in by bearing 11 transmission shaft 10 one end connect on support 9 to be connected with magnetic clutch 14, the other end is connected with tubular wine wheel 1, be provided with whirlpool tongue 4 between tubular wine wheel 1, the both sides up and down of tubular wine wheel 1 group are provided with spiral case 3; Described yi word pattern is arranged in parallel as being connected by coupling 12 between tubular wine wheel 1, sets up the dunnage 13 carrying out supporting at coupling 12 place, and the both sides up and down of tubular wine wheel 1 are provided with spiral case 3; Described longitudinal direction is arranged in parallel as longitudinal arc is arranged in parallel, and the diameter of each tubular wine wheel 1 is not identical; Described motor 2 is DC brushless motor.
The present invention is applied to HVAC field, and owing to employing longitudinal cross flow fan group, under same rotation speed of fan, air quantity can increase substantially, and employs the higher DC brushless motor of effect, makes that electric energy is more effective changes into kinetic energy.Compare with huge phoenix cold-warm heat radiator, improve and optimize product structure, under ultra-thin structure, make product can reach fan coil unit indices, and noise will reduce; With the patent coiled pipe for wall fan ratio of U.S., blower fan structure is placed on surface cooler rear portion, and high speed winds reduces several times by surface cooler just, uses large-area exhaust outlet simultaneously, under low wind friction velocity, ensure refrigerating efficiency; With vertical unfolded-installing, concealed installation, applying this infrastructure product will reduce product thickness greatly, and original surface cooler basis product from original 18-35 centimetre, can be reduced to present 8-11 centimetre, and effect keeps the same; Compare with cabinet air-conditioner, only need: the mechanism of wide by 80 × high by 50 × thick 10, at the metope height of original cabinet-type air conditioner exhaust outlet, arranges installation and can complete actual demand.Client space 1-2 cubic meter is saved in use in enormous quantities; Reduce the thickness of horizontal fan-coil, if large size uses, the building of 20 floor can reduce the building floor height of 20 × 0.15-0.35m=3-7 rice.
The present invention can expand and reduces in proportion, namely in the indeclinable situation of this structure, expands five times in proportion, or reduces five times, can meet corresponding air quantity supply, and is easy to calculate.In structure in proportion, have very many combination changes, blower fan group not only can extend by substantially horizontal, also can prolong curved surface direction simultaneously and extend, if used properly, even can form the air interchanger of the assistant type of novel jet aircraft; Also can complete the room ventilation of substantially horizontal, application is very wide.In the field reduced, this structure can be prolonged desktop orientation and be done a series of gizmo, can make micro ultrathin fan air conditioner etc., also can make at dining table, the air-supply structure of particularly mahjong table four sides installation or air conditioner.
The present invention is ultra-thin in vision Vertical direction, freely extends in level or curved surface direction, utilizes the efficient performance of brushless fan, completes the air-supply design of vertically narrow and small, if design proper, can derive the water conservancy that invention is novel, wind power plant.
Beneficial effect of the present invention: the free extending design of level, vertical thickness is ultra-thin, and blower fan group can accomplish 8-11 centimetre, is connected with Timing Belt and belt wheel by magnetic clutch, can make one or more wind wheel run-in synchronism, air quantity can meet the air quantity demand of various blower fan structure; Because wind wheel increases, incoming air area increases, and makes air quantity be easy to reach designing requirement; Add wind wheel, the minimizing that the rotating speed of blower fan is also directly proportional, therefore, noise significantly reduces; Original electric machine structure is instead of by the DC brushless motor of efficient energy-saving, the control of product stepless speed regulation is made to become easier, if match automatic controller, operating cost can be lower, one typhoon unit only need use a brushless electric machine, in 20,000 hours working life, fully play effect of motor.
Simple change and the replacement of those ordinary skill in the art are all within protection scope of the present invention.
Claims (6)
1. a blower fan, comprise lateral retaining plate (7) and backboard (6), it is characterized in that: between two pieces of lateral retaining plates (7), be provided with several tubular wine wheels be connected (1), one of them tubular wine wheel (1) is connected with motor (2), and the arrangement mode between tubular wine wheel (1) is that horizontal yi word pattern is arranged in parallel or is longitudinally arranged in parallel.
2. a kind of blower fan according to claim 1, is characterized in that: the number of described tubular wine wheel (1) is for being not less than 2.
3. a kind of blower fan according to claim 2, it is characterized in that: described longitudinal direction is arranged in parallel as passing through synchronous pulley (5) between tubular wine wheel (1), Timing Belt (8) is connected with magnetic clutch (14), synchronous pulley (5) is socketed on transmission shaft (10), be movably connected in by bearing (11) transmission shaft (10) one end connect on support (9) to be connected with magnetic clutch (14), the other end is connected with tubular wine wheel (1), whirlpool tongue (4) is provided with between tubular wine wheel (1), the both sides up and down that tubular wine wheel (1) is organized are provided with spiral case (3).
4. a kind of blower fan according to claim 2, it is characterized in that: described yi word pattern is arranged in parallel as being connected by coupling (12) between tubular wine wheel (1), set up the dunnage (13) carrying out supporting at coupling (12) place, the both sides up and down of tubular wine wheel (1) are provided with spiral case (3).
5. a kind of blower fan according to claim 3, is characterized in that: described longitudinal direction is arranged in parallel as longitudinal arc is arranged in parallel, and the diameter of each tubular wine wheel (1) is not identical.
6. a kind of blower fan according to claim arbitrary in Claims 1 to 5, is characterized in that: described motor (2) is DC brushless motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310636521.1A CN104675719A (en) | 2013-12-03 | 2013-12-03 | Fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310636521.1A CN104675719A (en) | 2013-12-03 | 2013-12-03 | Fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104675719A true CN104675719A (en) | 2015-06-03 |
Family
ID=53311187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310636521.1A Pending CN104675719A (en) | 2013-12-03 | 2013-12-03 | Fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104675719A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640702A (en) * | 2016-11-29 | 2017-05-10 | 佛山市顺德区卓高电机制造有限公司 | Direct-current brushless fan device |
| CN108035890A (en) * | 2017-12-08 | 2018-05-15 | 珠海格力电器股份有限公司 | Fan blade and there is its heat transmission equipment |
| CN115235017A (en) * | 2022-06-27 | 2022-10-25 | 中国建筑第八工程局有限公司 | Indoor air supply system |
-
2013
- 2013-12-03 CN CN201310636521.1A patent/CN104675719A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640702A (en) * | 2016-11-29 | 2017-05-10 | 佛山市顺德区卓高电机制造有限公司 | Direct-current brushless fan device |
| CN108035890A (en) * | 2017-12-08 | 2018-05-15 | 珠海格力电器股份有限公司 | Fan blade and there is its heat transmission equipment |
| CN115235017A (en) * | 2022-06-27 | 2022-10-25 | 中国建筑第八工程局有限公司 | Indoor air supply system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150603 |
|
| WD01 | Invention patent application deemed withdrawn after publication |