CN1164900C

CN1164900C - Blower for air conditioner with pulse effect of temp and speed

Info

Publication number: CN1164900C
Application number: CNB021361975A
Authority: CN
Inventors: 连之伟; 叶晓江
Original assignee: Shanghai Jiaotong University
Current assignee: Shanghai Jiaotong University
Priority date: 2002-07-25
Filing date: 2002-07-25
Publication date: 2004-09-01
Anticipated expiration: 2022-07-25
Also published as: CN1391070A

Abstract

The present invention relates to an air supply device of an air conditioner, which has temperature and speed fluctuation efficiency. The present invention mainly comprises a miniature motor, an air pipe, a rotary blade, a worm reducer, a contracted pipe, a throat, a diffusion pipe, an air outlet, etc. Under the control of a control device, the miniature motor drives the rotary blade to rotate at uniform speed or variable speed, and the cross sectional area and the resistance of air movement in the air pipe are changed. The speed and the flow rate of the air movement are changed, and simultaneously, the air speed and the negative pressure of the throat are changed. Therefore, the air return quantity generates pulsation change, and finally, the supply air temperature and the speed of the air conditioner generate tiny pulsation change so as to build comfortable environment atmosphere for stimulating nature.

Description

Air-conditioner air supply device with temperature and velocity fluctuation effect

Technical field

What the present invention relates to is a kind of air-conditioner air supply device, particularly a kind of air-conditioner air supply device with temperature and velocity fluctuation effect of can the simulating nature environment, impelling the speed of sending into room air and temperature to produce minor variations by the size of regulating air outlet place return air amount.Belong to Building Environment and Equipment Engineering and air-conditioning and Refrigeration Engineering technical field.

Background technology

Along with popularizing of air-conditioning, can both rest in the air conditioned location under a lot of situations of people.Yet present air-conditioning all is the isoperibol of creating an approximation steady state basically, after the overlong time that stops in the environment of people in this stable state, can not feel well the modern air conditioning synthetic building syndrome of just often mentioning usually.

Because the body temperature of human body is periodically variable according to the rhythm and pace of moving things, in general, night, body temperature was minimum, and the time at dusk reaches the top, and the fluctuation of temperature around here can reach 1 ℃.Generally speaking, human body is in the good natural environment (for example gentle breeze, suitable temperature) and feels pleasant usually, and reason is that ambient parameter such as the temperature, gentle breeze in the environment of nature is to change constantly.When the people was in the environment of nature, the slight change of ambient parameter and the human body self rhythm and pace of moving things changed in 24 hours and fluctuation within a narrow range is coordinated mutually, feel comfortable.

In existing technology, application number is (00122614), name is called the patent of invention of (wind direction control method of air conditioner), it mainly is a kind of wind direction control method of air conditioner, by the swing of control air conditioner exit blade, change the direction of air conditioner outlet air-supply, realize on a large scale, the air-supply of multi-angle, use is to liking domestic air conditioner or fan coil, and main purpose is to change air supply direction.This technology can not be regulated temperature, and can't regulate for the ventilation state of large-scale central air conditioner system, can not form the minor fluctuations of indoor temperature and wind speed.

Summary of the invention

Be deficiency and the defective that overcomes prior art, change the too stable situation of air conditioner system air blast parameter, the continuous situation of fluctuation of ambient parameter in the simulating nature environment, the present invention designs and a kind ofly can carry out the air-conditioner air supply device that trace is regulated to wind pushing temperature and speed.

The present invention mainly comprises air duct flange, airduct, moving blade, moving blade axle, flange, worm reducer, motor adpting flange, micromachine, collapsible tube, trunnion, anemostat, air port cover, tube connector, air port etc.Place the moving blade in the airduct to be driven by the worm reducer that is connected with motor, airduct is connected with trunnion by collapsible tube, and trunnion is connected with the air port with tube connector by anemostat.

After this air-supply arrangement is installed on the main ajutage, when air-conditioning system is moved, the moving blade that micromachine drives under the control of control appliance in the air-conditioner air supply device is done at the uniform velocity or the speed change rotation, motion by moving blade, cause the size variation of airduct inner air flow area, changed the size of interior air flow cross sectional area of airduct and resistance, cause the mobile speed of air and the variation of flow, air velocity produces pulsation or fluctuation variation in the airduct thereby make, and the flow velocity of air and the variation of flow change the wind speed at trunnion place and negative pressure, thereby cause return air amount pulsatile change, the final wind pushing temperature that forms air-conditioning system, speed has a trickle pulsatile change, builds a kind of simulating nature, the comfortable environment atmosphere.

The description of drawings and the specific embodiment of the invention

Fig. 1 has the air-conditioner air supply device elevation of temperature and velocity fluctuation effect

Fig. 2 has the air-conditioner air supply device A of temperature and velocity fluctuation effect to view

The air-conditioner air supply device elevation that Fig. 3 simplifies with temperature and velocity fluctuation effect

Fig. 4 has the horizontal installation diagram of air-conditioner air supply device of temperature and velocity fluctuation effect.

As shown in Figure 1 and Figure 2, the present invention mainly comprises air duct flange 1, airduct 2, moving blade 3, moving blade axle 4, flange 5, worm reducer 6, motor adpting flange 7, micromachine 8, collapsible tube 9, trunnion 10, anemostat 11, air port cover 12, tube connector 13, air port 14 etc.

Air duct flange 1 is welded on airduct 2 import departments, and moving blade 3 places in the airduct 2 and with moving blade axle 4 and welds, and moving blade axle 4 is fixed on the airduct 2, and can freely rotate.Moving blade axle 4 is to be connected by flange 5 with worm reducer 6, and worm reducer 6 is connected by motor adpting flange 7 with micromachine 8.Airduct 2 outlets are connected with trunnion 10 imports by collapsible tube 9, and trunnion 10 outlets are connected with anemostat 11 imports, and anemostat 11 outlets are connected with air port 14 imports by tube connector 13.Air port cover 12 is connected with collapsible tube 9 import departments, and inside collapsible tube 9, trunnion 10, anemostat 11, tube connector 13 and air port 14 covered on.On the periphery of trunnion 10, evenly have some apertures 15, on air port cover 12, have some apertures 16.

Treated air enters collapsible tube 9 by airduct 2, enters then in the trunnion 10.Flow section changes and causes change in flow during owing to air process collapsible tube 9, and air is a speedup decompression process at this, and speed maximum, pressure minimum can form negative pressure when particularly arriving trunnion 10.Under the effect of negative pressure, air in the air port cover 12---return air (perforate 16 by air port cover 12 enters) is introduced in the trunnion 10 by aperture 15, sends in the anemostat 11 with the air of handling and mixes, mixed air is sent into room or air-conditioning place through tube connector 13 by air port 14.

Micromachine 8 is power resources of moving blade 3, micromachine 8 is done at the uniform velocity under the control of control appliance or speed change is rotated, reducing speed by worm reducer 6 changes, drive moving blade axles 4 and moving blade 3 rotations by worm reducer 6 again, make carrying out that moving blade 3 do not stop at the uniform velocity or the rotation of speed change.Because the motion of moving blade 3 has changed the size of airduct 2 interior air flow cross sectional area and resistance, thereby has caused the mobile speed of air and the variation of flow.The flow velocity of air and the variation of flow change the wind speed and the negative pressure at trunnion 10 places, thereby cause the return air amount of suction to change, cause the air in anemostat 11, handled and the mixing ratio of return air to change, just make wind pushing temperature and speed produce pulsation or fluctuation changes.

For the less pipeline of resistance, can adopt the regulative mode of simplification to regulate and control, because resistance is little, micromachine 8 does not need too big power, can adopt power little, and the gear reduction Synchronous mini dynamo than slow speed can directly be provided, can save worm reducer 6 like this.As shown in Figure 3, pinion 18 is housed on the output shaft of micromachine 8, gear wheel 17 is housed on the moving blade axle 4, gear wheel 17 and pinion 18 external toothings.

Generally speaking, this air-supply arrangement adopts vertical mounting means, for the lower place of floor height, can adopt horizontal mounting means.Fig. 4 is the horizontal installation diagram of this device.At this moment, anemostat 11 outlets are connected with bend pipe 19 imports by tube connector 13, and bend pipe 19 outlets are connected with air port 14 imports by tube connector 20.

Air-conditioner air supply device air-supply place with temperature and velocity fluctuation effect can be adopted all kinds of air ports 14 according to user's request, for example ball diffuser, air diffuser, gap-shaped air outlet or the like.The shape of moving blade 3 has rectangle, cydariform and blinds shape.

Claims

1. air-conditioner air supply device with temperature and velocity fluctuation effect, mainly comprise air duct flange (1), airduct (2), moving blade (3), moving blade axle (4), flange (5), worm reducer (6), motor adpting flange (7), micromachine (8), collapsible tube (9), trunnion (10), anemostat (11), air port cover (12), tube connector (13), air port (14) etc., it is characterized in that air duct flange (1) is welded on airduct (2) import department, moving blade (3) places in the airduct (2) and with moving blade axle (4) and welds, moving blade axle (4) is fixed on the airduct (2), and can freely rotate, moving blade axle (4) is to be connected by flange (5) with worm reducer (6), worm reducer (6) is connected by motor adpting flange (7) with micromachine (8), airduct (2) outlet is connected with trunnion (10) import by collapsible tube (9), trunnion (10) outlet is connected with anemostat (11) import, anemostat (11) outlet is connected with air port (14) import by tube connector (13), air port cover (12) is connected with collapsible tube (9) import department, and collapsible tube (9), trunnion (10), anemostat (11), tube connector (13) and air port (14) cover on the inside, on the periphery of trunnion (10), evenly have some apertures (15), on air port cover (12), have some apertures (16).

2. by the described air-conditioner air supply device of claim 1 with temperature and velocity fluctuation effect, its feature also is to be equipped with pinion (18) on the output shaft of micromachine (8), gear wheel (17) is housed, gear wheel (17) and pinion (18) external toothing on the moving blade axle (4).

3. by claim 1 or 2 described air-conditioner air supply devices with temperature and velocity fluctuation effect, its feature is that also the shape of air port (14) can have sphere, air diffuser, gap-shaped or the like, and the shape of moving blade (3) has rectangle, cydariform and blinds shape.