CN205669863U - A kind of supply air system and apply its indoor set and air-conditioning - Google Patents
A kind of supply air system and apply its indoor set and air-conditioning Download PDFInfo
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- CN205669863U CN205669863U CN201620523898.5U CN201620523898U CN205669863U CN 205669863 U CN205669863 U CN 205669863U CN 201620523898 U CN201620523898 U CN 201620523898U CN 205669863 U CN205669863 U CN 205669863U
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- blower fan
- air
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- supply air
- air system
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Abstract
The utility model discloses a kind of supply air system, it is particularly well-suited to centrifugal air duct, by offering a breach at upper centrifugal blower volute air outlet diffuser, when making middle blower fan air-out arrive upper centrifugal blower volute air outlet diffuser gap position, by fan air-out effect, it is inhaled into centrifugal fan air outlet diffuser, and blows out forward by being changed into plane straight up under the influence of wall attachment effect；Simultaneously as the design of upper centrifugal blower volute air outlet diffuser breach so that middle blower fan air-out space increases, and then fan delivery in lifting.The invention also discloses a kind of indoor set applying above-mentioned supply air system and air-conditioning.
Description
Technical field
This utility model relates to air-conditioning technical field, particularly to a kind of supply air system and indoor set and the sky of applying it
Adjust.
Background technology
In order to increase air quantity to improve heat transfer effect, having been designed that novel air-conditioning at present, it has multiple blower fan
Air-out is carried out via same air outlet.But find through practice, use the supply air system of multiple blower fans in existing structure to join
Conjunction mode, its air-out effect is not the most very good.
As a example by common vertical air conditioner cabinet, as it is shown in figure 1, it is combined by three centrifugal blower longitudinal arrangements,
Fan 1 therein and middle blower fan 2 are outwards blows via the upper air outlet of body.In order in ensureing, blower fan 2 has individually
Stagger design in the exhaust passage of both air-out space, fan 1 and middle blower fan 2: the air-out of middle blower fan 2 needs through one section
After vertical air channel flows up, the air-out with fan 1 is together outwards blown via the upper air outlet of body.
There is bigger windage because structure limits in middle blower fan 2, the effect in the most above-mentioned vertical air channel, its air-out efficiency is the most not
High.It addition, the air-out of middle blower fan 2 passes through its rear, above-mentioned air channel to for along straight up so that deposit during air outlet on air-conditioning
In the situation that the air-out of middle blower fan 2 is on the upper side, thus cause air outlet entirety on air-conditioning on the upper side；So, at air-conditioning heating
During operation, it will cause hot blast to send downwards, causing heating room lower floor temperature low, temperature layer is uneven.
Utility model content
In view of this, this utility model provides a kind of supply air system, designs by optimizing duct outlet, utilizes in the same direction
Attracting effect during fluid flowing, thus play the first blower fan air-out assist the second blower fan air-out to the effect of Inner guide, and then
Reach the lifting effect to the second fan delivery.
This utility model additionally provides a kind of indoor set applying above-mentioned supply air system.
This utility model additionally provides a kind of air-conditioning applying above-mentioned supply air system.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of supply air system, including the first blower fan blown to same air outlet and the second blower fan, and described first blower fan
To the distance of described air outlet, less than the distance of described second blower fan to described air outlet；
It is provided with guide passage between the ducting outlet and the inside, air channel of described first blower fan of described second blower fan.
Preferably, described guide passage is communicated in the ducting outlet of described second blower fan and the end, air channel of described first blower fan
Between Duan.
Preferably, described first blower fan is centrifugal blower, and described guide passage is connected to the spiral case of described centrifugal blower and goes out
Air port diffuser.
Preferably, the ducting outlet of described second blower fan is arranged at the shell of described first blower fan, described first blower fan
Housing on offer breach, between the ducting outlet of described breach and described second blower fan, form described guide passage.
Preferably, described first blower fan is centrifugal blower, and described breach is opened in the spiral case air outlet of described centrifugal blower
Diffuser.
Preferably, described second blower fan is centrifugal blower.
Preferably, described first blower fan is fan, and described second blower fan is that installation site is less than in described fan
Blower fan, described same air outlet is the upper air outlet higher than described fan.
Preferably, also include that installation site is less than the lower blower fan of described middle blower fan, described leeward machine can to less than its
Lower air outlet is blown.
A kind of indoor set, including supply air system, described supply air system is above-mentioned supply air system.
A kind of air-conditioning, including supply air system, described supply air system is above-mentioned supply air system.
From above-mentioned technical scheme it can be seen that the supply air system of this utility model offer, separate out air port second farther out
There is bigger windage because structure limits in blower fan, wind speed when its air-out arrives the first blower fan position can going out less than the first blower fan
Wind wind speed；This programme passes through to be provided with guide passage between the ducting outlet and the inside, air channel of the first blower fan of the second blower fan,
Effect attracting when utilizing same direction fluid to flow, so that the second blower fan air-out air-flow is toward the first blower fan internal adsorption, thus rises
Assisting the second blower fan air-out to the effect of Inner guide to the first blower fan air-out, have a certain upgrade effect to the second fan delivery.
This utility model additionally provides a kind of indoor set applying above-mentioned supply air system and air-conditioning.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the structural representation of air-conditioning duct of the prior art；
Air-conditioning duct that Fig. 2 provides for this utility model embodiment and fan diffuser gap position schematic diagram；
Fig. 3 is the partial enlargement structural representation before fan diffuser digs breach in Fig. 1；
Fig. 4 is the partial enlargement structural representation after fan diffuser digs breach in Fig. 2；
The gas flow schematic diagram in the internal air channel of air-conditioning that Fig. 5 provides for this utility model embodiment；
The gas flow schematic diagram of the outside air-out of air-conditioning that Fig. 6 provides for this utility model embodiment.
Wherein, 1 is fan, and 2 is middle blower fan, and 3 is lower blower fan, and 4 is breach.
Detailed description of the invention
Core of the present utility model is to disclose a kind of supply air system, designs by optimizing duct outlet, utilizes same
Effect attracting when fluid flows, thus play the first blower fan air-out and assist the second blower fan air-out to the effect of Inner guide, enter
And adjust air-out direction the effect that reaches the second fan delivery is had a certain upgrade.
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
The supply air system that this utility model embodiment provides, including the first blower fan blown to same air outlet and the second wind
Machine, and the first blower fan is to the distance of air outlet, less than the distance of the second blower fan to air outlet；First blower fan and the second blower fan have
Respective air channel, both air channels all guide above-mentioned same air outlet；
Its core improvement is, (i.e. by side, air channel inside the ducting outlet of the second blower fan and the air channel of the first blower fan
The gas flow channel that wall surrounds therein) between be provided with guide passage.Such as, pipeline one end is used to be communicated in the second wind
The ducting outlet of machine, the other end is communicated in inside the air channel of the first blower fan, is i.e. formed from the ducting outlet of the second blower fan via upper
State pipeline communication in the guide passage within the air channel of the first blower fan；In addition to above-mentioned entity connected mode, it is also possible to by
The ducting outlet of two blower fans is arranged at the shell of the first blower fan, and offers breach on the housing of the first blower fan, is i.e. formed
It is communicated in the guide passage within the air channel of the first blower fan via above-mentioned breach from the ducting outlet of the second blower fan.
From above-mentioned technical scheme it can be seen that the supply air system of this utility model embodiment offer, separate out air port farther out
The second blower fan there is bigger windage because structure limits, wind speed when its air-out arrives the first blower fan position can be less than the first wind
The air-out wind speed of machine；This programme is by being provided with water conservancy diversion between the ducting outlet and the inside, air channel of the first blower fan of the second blower fan
Path, effect attracting when utilizing same direction fluid to flow, so that the second blower fan air-out air-flow is toward the first blower fan internal adsorption, from
And play the first blower fan air-out and assist the second blower fan air-out to the effect of Inner guide, have a certain upgrade effect to the second fan delivery
Really；
It addition, the restriction arranged in view of space, the air-out direction of the first blower fan and the second blower fan staggers different, and from
The duct outlet of the first blower fan that air outlet is nearer is pointing directly at preferable air-out direction, and then achieves adjustment the second blower fan and go out
Wind direction.
As preferably, guide passage is communicated between the ducting outlet of the second blower fan and the air channel latter end of the first blower fan, the
Being the optimum position of guide passage connection at one fan air channel air outlet position, its wind speed and direction are more satisfactory, energy
Preferable water conservancy diversion effect is played in enough air-out to the second blower fan.
Concrete, the first blower fan is centrifugal blower, and guide passage is connected to the spiral case air outlet diffuser of centrifugal blower.Logical
Cross connection guide passage at the first volute of blower air outlet diffuser so that the second blower fan air-out arrives the first volute of blower and goes out
During the diffuser gap position of air port, by the first blower fan air-out effect, it is inhaled into the first fan outlet diffuser, and imitates at attached wall
Gas flow direction is changed under the influence of Ying；Simultaneously as the design of the first volute of blower air outlet diffuser breach so that the
Two blower fan air-out spaces increase, and then promote the second fan delivery.Certainly, the first blower fan can be to use the wind of other forms
Machine, such as axial flow blower etc., guide passage link position thereon is also not limited to latter end, as long as wind speed is higher than the second blower fan
The part of air-out is just.
Guide passage can be in the way of using pipeline connection.In order to optimize above-mentioned technical scheme further, the second blower fan
Ducting outlet be arranged at the shell of the first blower fan, the housing of the first blower fan offers breach 4, i.e. at breach 4 and second
Above-mentioned guide passage is formed between the ducting outlet of blower fan.The present embodiment is by directly gap 4 on the first Blower Housing
Mode, it is to avoid the extra entity of introducing connects pipeline, simple in construction, does not increase windage and reduces air quantity, it is easy to processing is real
Existing, it is possible to directly to transform on existing product.
In the specific embodiment that this programme provides, the first blower fan is centrifugal blower, and above-mentioned breach 4 is opened in centrifugal blower
Spiral case air outlet diffuser, by this design make second blower fan air-out space increase, and then promote the second fan delivery, its
Structure is referred to shown in Fig. 2-Fig. 4.The ducting outlet of the second blower fan can be arranged on spiral case air-out at the shell of the first blower fan
Mouth diffuser.
As preferably, the second blower fan is centrifugal blower, it is possible to more preferably meet the equipment requirement for air-supply.By optimize from
Heart-wind syndrome says air port design, utilizes the low pressure of fan 1 centrifugal air duct volute outlet diffuser, blower fan 2 air-out in absorption, and then
Adjust air-out direction and reach centering blower fan 2 air quantity and have a certain upgrade effect.In view of fan 1 efficiency want height, middle blower fan 2 because of
Structure limits and there is bigger windage, and fan 1 air-out wind speed is higher than middle blower fan 2, and its air outlet air-flow flows than middle blower fan 2
Body flows through during this position low, so that middle blower fan 2 air-out air-flow is toward internal adsorption.
As in figure 2 it is shown, in the embodiment that this programme provides, the first blower fan is fan 1, and the second blower fan is installation site
Less than the middle blower fan 2 of fan 1, same air outlet is the upper air outlet higher than fan 1.Concrete, fan 1 and middle blower fan
2 are centrifugal blower.Fig. 3 and Fig. 4 is that breach offers position versus schematic diagram, illustrates centrifugal blower (i.e. fan 1)
Diffuser position breach design attitude.Its optimum position is at upper centrifugal air duct air outlet position, when utilizing same direction fluid to flow
Attracting effect, thus play fan 1 air-out auxiliary in blower fan 2 air-out to the effect of Inner guide, and with fan 1 air-out converge
Together enter upper centrifugal fan air outlet diffuser after collection, and under the influence of wall attachment effect by be changed into straight up plane to
Front blowout, gas flows as shown in Figure 5.Follow-up recycling air outlet wind deflector on-demand realistic existing air-out obliquely, horizontal air-out
Or air-out obliquely.Simultaneously as the design of upper centrifugal blower volute air outlet diffuser breach so that middle blower fan air-out space
Increase, and then fan delivery in lifting.
In order to optimize above-mentioned technical scheme further, the supply air system that this utility model embodiment provides, also include peace
Holding position can be blown to the lower air outlet less than it less than the lower blower fan 3 of middle blower fan 2, this lower blower fan 3.By increasing lower blower fan
3 enrich air-out mode, and heat transfer effect is more preferable.Certainly, the set-up mode of blower fan is not limited only to this, the first blower fan and
Two blower fans can be the air-supply of same lower air outlet, or is arranged in same level, on the left of it or right side same go out
Blow in air port, etc..
This utility model embodiment additionally provides a kind of indoor set, and including supply air system, its core improvement is, air-supply
System is above-mentioned supply air system, vertical cabinet-type air conditioner as shown in Figure 2.
This utility model embodiment additionally provides a kind of air-conditioning, and including supply air system, its core improvement is, air-supply system
System is above-mentioned supply air system；Including integral type and split type, the most above-mentioned indoor set.
In sum, this utility model embodiment provides a kind of supply air system, is particularly well-suited to centrifugal air duct, by
A breach is offered so that middle blower fan air-out arrives upper centrifugal blower volute air-out at upper centrifugal blower volute air outlet diffuser
During mouth diffuser gap position, by fan air-out effect, it is inhaled into centrifugal fan air outlet diffuser, and in wall attachment effect
Under the influence of blow out forward by being changed into plane straight up；Simultaneously as upper centrifugal blower volute air outlet diffuser breach
Design so that middle blower fan air-out space increases, and then fan delivery in lifting.This utility model embodiment additionally provides a kind of answering
With indoor set and the air-conditioning of above-mentioned supply air system.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment, identical similar portion sees mutually.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this practicality new
Type.Multiple amendment to these embodiments will be apparent from for those skilled in the art, is determined herein
The General Principle of justice can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a supply air system, including the first blower fan blown to same air outlet and the second blower fan, and described first blower fan arrives
The distance of described air outlet, less than the distance of described second blower fan to described air outlet；
It is characterized in that, between the ducting outlet and the inside, air channel of described first blower fan of described second blower fan, be provided with water conservancy diversion
Path.
Supply air system the most according to claim 1, it is characterised in that described guide passage is communicated in described second blower fan
Between the air channel latter end of ducting outlet and described first blower fan.
Supply air system the most according to claim 1, it is characterised in that described first blower fan is centrifugal blower, described water conservancy diversion
Path is connected to the spiral case air outlet diffuser of described centrifugal blower.
Supply air system the most according to claim 1, it is characterised in that the ducting outlet of described second blower fan is arranged on described
At the shell of the first blower fan, the housing of described first blower fan offers breach (4), at described breach (4) and described second wind
Described guide passage is formed between the ducting outlet of machine.
Supply air system the most according to claim 4, it is characterised in that described first blower fan is centrifugal blower, described breach
(4) the spiral case air outlet diffuser of described centrifugal blower it is opened in.
Supply air system the most according to claim 1, it is characterised in that described second blower fan is centrifugal blower.
7. according to the supply air system described in claim 1-6 any one, it is characterised in that described first blower fan is fan
(1), described second blower fan is the middle blower fan (2) that installation site is less than described fan (1), and described same air outlet is for higher than institute
State the upper air outlet of fan (1).
Supply air system the most according to claim 7, it is characterised in that also include that installation site is less than described middle blower fan (2)
Lower blower fan (3), described lower blower fan (3) can to less than its lower air outlet blow.
9. an indoor set, including supply air system, it is characterised in that described supply air system is such as claim 1-8 any one
Described supply air system.
10. an air-conditioning, including supply air system, it is characterised in that described supply air system is for such as claim 1-8 any one institute
The supply air system stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620523898.5U CN205669863U (en) | 2016-06-01 | 2016-06-01 | A kind of supply air system and apply its indoor set and air-conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620523898.5U CN205669863U (en) | 2016-06-01 | 2016-06-01 | A kind of supply air system and apply its indoor set and air-conditioning |
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| CN205669863U true CN205669863U (en) | 2016-11-02 |
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| CN201620523898.5U Active CN205669863U (en) | 2016-06-01 | 2016-06-01 | A kind of supply air system and apply its indoor set and air-conditioning |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890099A (en) * | 2016-06-01 | 2016-08-24 | 珠海格力电器股份有限公司 | Air supply system and indoor unit and air conditioner applying same |
| CN111238002A (en) * | 2020-03-04 | 2020-06-05 | 青岛海信电子设备股份有限公司 | Method for controlling rotating speed of air conditioner fan between columns |
-
2016
- 2016-06-01 CN CN201620523898.5U patent/CN205669863U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890099A (en) * | 2016-06-01 | 2016-08-24 | 珠海格力电器股份有限公司 | Air supply system and indoor unit and air conditioner applying same |
| WO2017206672A1 (en) * | 2016-06-01 | 2017-12-07 | 珠海格力电器股份有限公司 | Air supply system and indoor unit and air conditioner using same |
| CN105890099B (en) * | 2016-06-01 | 2019-10-22 | 珠海格力电器股份有限公司 | A kind of supply air system and indoor unit and air-conditioning using it |
| CN111238002A (en) * | 2020-03-04 | 2020-06-05 | 青岛海信电子设备股份有限公司 | Method for controlling rotating speed of air conditioner fan between columns |
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