CN207881083U - High-rise building supply air system - Google Patents

Abstract

The utility model is related to building structure, specifically disclose high-rise building supply air system comprising be set to the Ventilator Room and downlink blowing shaft, the horizontal duct below subterranean layer, the uplink blowing shaft set on elevator side and several air outlets being connected to uplink blowing shaft of subterranean layer；The top of Ventilator Room is equipped with the downcast for being connected to Ventilator Room with outside, forced draught blower is equipped in Ventilator Room, the upper end closure of downlink blowing shaft, the lower end of downlink blowing shaft is connected to horizontal duct, forced draught blower air outlet is connected to downlink blowing shaft, the lower end of uplink blowing shaft is connected to horizontal duct, and the open top of uplink blowing shaft simultaneously extends building top, and uplink blowing shaft is connected to by air outlet with every sheaf space of building.The ventilating system can increase subterranean layer ceiling in the case where not increasing subterranean layer floor height.

Description

High-rise building supply air system

Technical field

The utility model is related to building structure, and in particular to a kind of high-rise building supply air system.

Background technology

Constructure ventilation system is to realize that interior of building and the external system for carrying out air exchange, existing high level are built The aisle for building each layer is usually isolated from the outside, and the air-flow exchange for building each layer aisle is usually carried out by ventilating system.Ventilating system Ventilator Room, upcast and downcast are generally included, Ventilator Room is connected to outside, and Ventilator Room is connect by wind turbine with downcast, And downcast is connected to upcast by air hose, build each layer aisle side wall be equipped be connected to air outlet with upcast.Wind When machine works, Ventilator Room will suck fresh air from outside, and fresh air is sent into downcast and is entered in upcast by air hose, gas Stream, which is in the wind when well is interior to be flowed, will enter from air outlet in each layer aisle of building, and the air-flow to complete to build each layer exchanges.

In existing ventilating system, usually the air hose that upcast is connected to downcast is arranged in refuge story or subterranean layer In furred ceiling, therefore heights of ceilings can be substantially reduced, influence the interior decoration effect of subterranean layer hall.

Utility model content

The purpose of this utility model is that subterranean layer can be increased in the case where not increasing subterranean layer floor height by improving one kind Ceiling high-rise building supply air system.

In order to achieve the above objectives, the base case of the utility model is as follows：

High-rise building supply air system includes set on the Ventilator Room and downlink blowing shaft of subterranean layer, below subterranean layer Horizontal duct, the uplink blowing shaft set on elevator side and several air outlets being connected to uplink blowing shaft；The Ventilator Room Top be equipped with Ventilator Room and external downcast be connected to, Ventilator Room is interior equipped with forced draught blower, the upper end of downlink blowing shaft Sealing, the lower end of downlink blowing shaft are connected to horizontal duct, and forced draught blower air outlet is connected to downlink blowing shaft, uplink air-supply The lower end of well is connected to horizontal duct, and the open top of uplink blowing shaft simultaneously extends building top, and uplink blowing shaft is by sending Air port is connected to every sheaf space of building.

The principle of this programme high-rise building supply air system is：

Downlink blowing shaft is connected to uplink blowing shaft by horizontal duct in this programme, and horizontal duct is set under subterranean layer Side, i.e., horizontal duct is the raceway groove dug downwards from the ground of subterranean layer, and by brick wall concrete structure by horizontal duct The sealing of the upper opening of side wall and raceway groove surrounds the channel of a four sides sealing, to make horizontal duct only have both ends respectively by downlink Blowing shaft is connected to uplink blowing shaft.When forced draught blower works, the air in Ventilator Room will be pressed into downlink blowing shaft, then Ventilator Room will suck fresh air by downcast from outside, thus during forced draught blower continuous work, it will be constantly to downlink Fresh air is pressed into pressure fan.Fresh air in downlink blowing shaft forms the air-flow to flow downward, and the air-flow is laggard by horizontal duct Enter uplink blowing shaft and form the air-flow flowed up, each layer of building will be entered when air-flow flows in uplink blowing shaft from air outlet In aisle, the air-flow to complete to build each layer exchanges.

Elevator is usually provided in the side in aisle, therefore uplink blowing shaft is set to elevator side, is conducive to aisle Interior feeding fresh air.And load bearing wall is equipped at elevator, therefore uplink blowing shaft is set to elevator side, its load can be enhanced Effect.

This programme generate advantageous effect be：

(1) by being connected to downlink blowing shaft with uplink blowing shaft instead of air hose with horizontal duct, and horizontal duct is set Below subterranean layer, so as to reduce air hose to the occupancy in space in subterranean layer furred ceiling, subterranean layer ceiling position is improved.

(2) in existing ventilating system, in order to be easily installed air hose, it usually needs increase subterranean layer floor height, and adopt With the ventilating system of this programme, then it is not necessarily to increase subterranean layer floor height, without the position for reducing ceiling.

Preferred embodiment one：It is advanced optimized as to base case, blinds is equipped at the air outlet, pass through setting hundred Leaf can prevent sundries from falling into uplink blowing shaft.

Preferred embodiment two：As advanced optimizing to preferred embodiment one, the downcast by be arranged side wall into Air port is entered the wind, and air inlet is equipped with blinds；The air inlet setting of downcast has preferable rainproof effect in downcast side wall, Sundries can also be effectively prevent to be fallen into Ventilator Room by downcast simultaneously.

Preferred embodiment three：As advanced optimizing to preferred embodiment two, the blinds position at the air outlet and downcast It is sloped downwardly in outside uplink blowing shaft and downcast one；When some small-sized sundries or raindrop are attached on blinds, blinds Guiding role will be had to sundries and raindrop by being obliquely installed, and being tilted down outside ventilating shaft for blinds can be to avoid small-sized Sundries and raindrop are into downcast.

Preferred embodiment four：As advanced optimizing to preferred embodiment three, the lower part in the downlink blowing shaft is equipped with can Close the baffle of downlink ventilating shaft, baffle is located at below forced draught blower, and baffle can the closing of intermittence can open downlink and blow Well.After baffle separates downlink blowing shaft and horizontal duct, the air-flow being sent into downlink blowing shaft by forced draught blower will not Horizontal duct can be entered, to which the wind pressure in downlink blowing shaft will be made to increase；It is established to upstream in uplink blowing shaft simultaneously Dynamic fluid continues up flowing, gradually weakens to the pressure of downlink blowing shaft lower part, then the air in aisle will be by sending Air port reversely pours into uplink blowing shaft.After downlink blowing shaft is connected to again with horizontal duct, due in downlink blowing shaft Wind pressure is larger, therefore the air-flow in downlink blowing shaft quickly enters in horizontal duct and uplink blowing shaft, to reversely pour into Partial air in row blowing shaft will be discharged from the top of uplink blowing shaft, then during constantly repeatedly, can reinforce walking Air exchange in road.

Preferred embodiment five：As advanced optimizing to preferred embodiment four, it is fixed with along baffle length side on the baffle To the shaft of setting, shaft is rotatably connected on the side wall of downlink blowing shaft, and equipped with the stepper motor that can drive flapper. Distribution rotation may be implemented in stepper motor, and when baffle closes downlink blowing shaft, stepper motor, which rotates 90 degree, can then make downlink Blowing shaft is connected to horizontal duct, to realize the periodical opening and closing of downlink blowing shaft.

Preferred embodiment six：It is equipped with as advanced optimizing to preferred embodiment two, in the downlink blowing shaft and is located at pressurization Telescopic tube below pressure fan, and periodically drive telescopic tube elongation equipped with driving device and shrink, the telescopic tube Including the inner and outer tubes being mutually socketed, the circumferential side wall of inner tube is equipped with several air guide holes, and downlink is sent when telescopic tube is shunk Ventilating shaft and horizontal blast are into partition, and air guide hole downlink blowing shaft and horizontal blast are into being connected to when telescopic tube extends.This preferred side Case has effect identical with preferred embodiment four, is by being periodically opened and closed downlink blowing shaft, enhancing and imitated to the ventilation in aisle Fruit.

Preferred embodiment seven：As advanced optimizing to preferred embodiment six, direction direction that said inner tube is skidded off along appearance The top of downlink blowing shaft.When inner tube is skidded off from outer tube, telescopic tube is in elongation state, and air guide hole send downlink at this time Ventilating shaft is connected to horizontal duct, and when inner tube skids off upwards, and inner tube has squeezing action to the air of downlink ajutage, so as to Accelerate air-flow to enter in horizontal duct.

Preferred embodiment eight：As advanced optimizing to preferred embodiment seven, set above the uplink blowing shaft open top There is rain shade；The purpose that rain shade is arranged is to prevent rainwater etc. from entering in uplink blowing shaft.

Description of the drawings

Fig. 1 is the structural schematic diagram of embodiment one；

Fig. 2 is one elevator foundation pit ventilation layout of embodiment；

Fig. 3 is one subterranean layer ventilation layout of embodiment；

Fig. 4 is one first floor ventilation layout of embodiment；

Fig. 5 is one index bed ventilation layout of embodiment；

Fig. 6 is two downlink blowing shaft partial sectional view of embodiment.

Specific implementation mode

The utility model is described in further detail below by specific implementation mode：

Reference numeral in Figure of description includes：Downlink blowing shaft 10, forced draught blower 11, downcast 12, air inlet 13, motor house 20, baffle 21, horizontal duct 30, uplink blowing shaft 40, air outlet 41, cylinder 51, inner tube 52, air guide hole 53, outer Pipe 54.

Embodiment one：

As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, the high-rise building supply air system of the present embodiment includes being set to subterranean layer Ventilator Room and downlink blowing shaft 10, the horizontal duct 30 below subterranean layer, the uplink blowing shaft set on elevator side 40 and several air outlets 41 being connected to uplink blowing shaft 40.The top of Ventilator Room is equipped with the air inlet for being connected to Ventilator Room with outside Well 12, downcast 12 extend earth's surface, and the top closure of downcast 12, and the side wall of downcast 12 is equipped with air inlet 13, into Blinds is equipped at air port 13, and blinds is located at 12 outside one of downcast and is sloped downwardly.Forced draught blower 11 is equipped in Ventilator Room, The upper end closure of downlink blowing shaft 10,11 air outlet of forced draught blower are connected to downlink blowing shaft 10, the both ends of horizontal duct 30 Downlink blowing shaft 10 is connected to the lower end of uplink blowing shaft 40 respectively.

Lower part in downlink blowing shaft 10 is equipped with the baffle 21 that can close downlink ventilating shaft, and baffle 21 is located at forced draught blower 11 lower sections；The shaft being arranged along 21 length direction of baffle is fixed on baffle 21, shaft is rotatably connected on downlink blowing shaft 10 On side wall, stepper motor is equipped in Ventilator Room, drive shaft and the shaft of stepper motor are fixed, to which stepper motor can drive baffle 21 rotations；When baffle 21 is in horizontality, the lower part of downlink blowing shaft 10 is closed, and when baffle 21 is in vertical state, under Row blowing shaft 10 it is lower open.Distribution rotation, when baffle 21 is in horizontality, stepper motor may be implemented in stepper motor 90 degree of rotation then can be such that downlink blowing shaft 10 is connected to horizontal duct 30, and in the present embodiment, stepper motor was at interval of three minutes Start once, i.e., baffle 21 will not switch once for three minutes between horizontality and vertical state.The top of uplink blowing shaft 40 Portion is open and extends building top, and uplink blowing shaft 40 is connected to by air outlet 41 with every sheaf space of building, air outlet 41 Place is equipped with blinds, and blinds is located at uplink blowing shaft 40 outer one and is sloped downwardly；It is equipped with and hides above 40 open top of uplink blowing shaft Awning, to prevent rainwater into downcast.

The specific work process of the present embodiment high-rise building supply air system is：

When forced draught blower 11 works, the air in Ventilator Room will be pressed into downlink blowing shaft 10, then Ventilator Room will lead to It crosses downcast 12 and sucks fresh air from outside, then forced draught blower 11 constantly will be pressed into fresh air into downlink pressure fan.Downlink is blown Fresh air in well 10 forms the air-flow to flow downward, which forms upwards after horizontal duct 30 into uplink blowing shaft 40 The air-flow of flowing, air-flow is in the uplink blowing shaft 40 when flowing, and since wind pressure is larger in uplink blowing shaft 40, then air-flow will be from sending Air port 41, which enters, builds in each layer aisle.

After baffle 21 separates downlink blowing shaft 10 and horizontal duct 30, the wind pressure made in downlink blowing shaft 10 is increased Greatly；The established fluid flowed up continues up flowing in uplink blowing shaft 40 simultaneously, makes 10 lower part of downlink blowing shaft Pressure gradually weakens, then the air in aisle will reversely be poured by air outlet 41 in uplink blowing shaft 40.When downlink blowing shaft After 10 are connected to again with horizontal duct 30, since the wind pressure in downlink blowing shaft 10 is larger, the gas in downlink blowing shaft 10 Stream quickly enters in horizontal duct 30 and uplink blowing shaft 40, will be to reversely pour into partial air in uplink blowing shaft 40 The top of uplink blowing shaft 40 is discharged, and during constantly repeatedly, can reinforce the air exchange in aisle.

Embodiment two：

Embodiment two is differed only in embodiment one, and in embodiment two, baffle 21 is replaced by telescopic tube.Such as figure Shown in 6, telescopic tube is set in downlink blowing shaft 10 and positioned at 11 lower section of forced draught blower, telescopic tube includes mutually being socketed The circumferential side wall of inner tube 52 and outer tube 54, inner tube 52 is equipped with eight air guide holes 53, and 54 both ends of outer tube penetrate through and are fixed on downlink On the side wall of blowing shaft 10, the top seal of inner tube 52, when inner tube 52 slides into outer tube 54,54 side wall of outer tube is by air guide hole 53 It blocks, to which telescopic tube closes the lower part of downlink blowing shaft 10；53 downlink blowing shaft of air guide hole when then telescopic tube extends 10 with horizontal blast into being connected to.The top of downlink blowing shaft 10 is fixed with cylinder 51, and piston rod and the inner tube 52 of cylinder 51 are fixed, To cylinder 51 can drive telescopic tube shrink and production, and cylinder 51 be set to downlink blowing shaft 10 top, when cylinder 51 to When upper pulling inner tube 52, Telescopic cylinder 51 extends.

Above-described is only the embodiments of the present invention, and the common sense such as well known concrete structure and characteristic are herein in scheme It does not describe excessively.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure Under, several modifications and improvements can also be made, these should also be considered as the scope of protection of the utility model, these are not all interfered with The effect and patent practicability that the utility model is implemented.This application claims protection domain should be with the content of its claim Subject to, the records such as specific implementation mode in specification can be used for explaining the content of claim.

Claims (9)

1. high-rise building supply air system, it is characterised in that：Include set on the Ventilator Room and downlink blowing shaft of subterranean layer, set on ground Horizontal duct below lower layer, the uplink blowing shaft set on elevator side and several air outlets being connected to uplink blowing shaft； The top of the Ventilator Room is equipped with the downcast for being connected to Ventilator Room with outside, is equipped with forced draught blower in Ventilator Room, downlink is sent The upper end closure of ventilating shaft, the lower end of downlink blowing shaft are connected to horizontal duct, and forced draught blower air outlet connects with downlink blowing shaft Logical, the lower end of uplink blowing shaft is connected to horizontal duct, and the open top of uplink blowing shaft simultaneously extends building top, and uplink is sent Ventilating shaft is connected to by air outlet with every sheaf space of building.

2. high-rise building supply air system according to claim 1, it is characterised in that：Blinds is equipped at the air outlet.

3. high-rise building supply air system according to claim 2, it is characterised in that：The downcast is by being arranged in side The air inlet of wall is entered the wind, and air inlet is equipped with blinds.

4. high-rise building supply air system according to claim 3, it is characterised in that：At the air outlet and downcast Blinds is located at uplink blowing shaft and downcast outer one is sloped downwardly.

5. high-rise building supply air system according to claim 4, it is characterised in that：Lower part in the downlink blowing shaft Equipped with the baffle that can close downlink ventilating shaft, baffle is located at below forced draught blower, and baffle can the closing of intermittence can open down Row blowing shaft.

6. high-rise building supply air system according to claim 5, it is characterised in that：It is fixed with along baffle on the baffle The shaft of length direction setting, shaft are rotatably connected on the side wall of downlink blowing shaft, and equipped with the step that can drive flapper Stepper motor.

7. high-rise building supply air system according to claim 3, it is characterised in that：Position is equipped in the downlink blowing shaft Telescopic tube below forced draught blower, and equipped with driving device periodically drive telescopic tube elongation and shrink, it is described can Telescoping tube includes the inner and outer tubes being mutually socketed, and the circumferential side wall of inner tube is equipped with several air guide holes, when telescopic tube is shunk Downlink blowing shaft and horizontal blast are into partition, and air guide hole downlink blowing shaft and horizontal blast are into being connected to when telescopic tube extends.

8. high-rise building supply air system according to claim 7, it is characterised in that：Said inner tube is along the side that appearance skids off To the top towards downlink blowing shaft.

9. according to claim 1-8 any one of them high-rise building supply air systems, it is characterised in that：The uplink blowing shaft Rain shade is equipped with above open top.