CN106703368A - Even exhaust system device for smoke shaft of kitchen of high-rise residence and exhaust method - Google Patents
Even exhaust system device for smoke shaft of kitchen of high-rise residence and exhaust method Download PDFInfo
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- CN106703368A CN106703368A CN201611198426.8A CN201611198426A CN106703368A CN 106703368 A CN106703368 A CN 106703368A CN 201611198426 A CN201611198426 A CN 201611198426A CN 106703368 A CN106703368 A CN 106703368A
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- air draft
- smoke
- kitchen
- damping
- smoke shaft
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/02—Vertical ducts; Channels, e.g. for drainage for carrying away waste gases, e.g. flue gases; Building elements specially designed therefor, e.g. shaped bricks or sets thereof
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Abstract
The invention discloses an even exhaust system device for a smoke shaft of a kitchen of a high-rise residence and an exhaust method. The exhaust system device comprises the smoke shaft and a plurality of kitchen smoke discharging branch pipes, wherein the kitchen smoke discharging branch pipes communicate with the smoke shaft and respectively communicate with kitchen ventilators positioned on respective floors; a non-return fireproof-exhaust damping integrated component is arranged at a position wherein each kitchen smoke discharging branch pipe is connected with the smoke shaft; and each component comprises a non-return valve and an exhaust damper which communicate with each other. The problems that smoke discharge of lower floors of the high-rise residence is insufficient, variable-air-volume running adjustment is difficult, smoke mixing exists are mainly solved by the non-return fireproof-exhaust damping integrated components.
Description
Technical field
The invention belongs to residential ventilation technical field, it is related to a kind of exhaust system for Kitchen in High Rise Apartment smoke shaft
Device and exhaust method.
Background technology
At present, in order to ensure effective purified treatment of Kitchen in High Rise Apartment oil smoke so that residential housing alien invasion it is attractive in appearance,
Existing house kitchen is typically discharged fume using smoke shaft.But, when using smoke shaft air draft, easily there is low layer air draft not
The phenomenons such as foot, oil smoke are difficult to discharge, smoke blowing and taint of odour, and there is certain hidden fire-fighting danger.
The content of the invention
It is a kind of high-rise present invention aim at providing in order to overcome the defect of above-mentioned high residential building smoke shaft fume exhausting type
The uniform exhaust system and exhaust method of house kitchen smoke shaft, to solve the smoke evacuation inequality existing for existing smoke shaft
The problems such as even, smoke blowing, taint of odour.
To reach above-mentioned purpose, the technical solution adopted by the present invention is as follows：
There is provided a kind of Kitchen in High Rise Apartment smoke shaft uniform exhaust system device first, including smoke shaft and smoke evacuation
Multiple kitchen exhaust branch pipes of vertical shaft connection；Smoke evacuation branch pipe is respectively communicated with the lampblack absorber positioned at each floor, and discharge fume branch pipe and row
The integrated component with check fire air draft damping function is installed in the junction of cigarette vertical shaft, and the integrated component stops including one
Inverse valve and an air draft are damped.
Further, the single-purpose retaining valve is combined with air draft damping and installed, and check (non-return) valve is stopped using the fire prevention of common bottom-open type
Inverse valve, air-flow flows along air draft damping radian when valve block is opened, to reduce component self resistance.
Further, the size of air draft damping should according to smoke shaft size, floor quantity, place floor position,
It is designed according to total head distribution principle, it is ensured that the uniformity of each floor smoke evacuation resistance, and then ensures the smoke evacuation of each floor
Uniformity.
Further, each floor lampblack absorber hydrodynamic performance parameter (such as oil smoke compressing head and air quantity) should keep one
Cause.
The present invention also provides a kind of uniform exhaust method of Kitchen in High Rise Apartment smoke shaft, comprises the following steps：
Connected on smoke shaft and multiple kitchen exhaust branch pipes are set；
Smoke exhaust ventilator by multiple kitchen exhaust branch pipes respectively with respective floor is respectively communicated with；
Set with the junction of the smoke shaft in each described kitchen exhaust branch pipe and damped with check fire air draft
The integrated component of function, the integrated component includes interconnected check (non-return) valve and air draft damping；
The valve block of the check (non-return) valve is opened, is damped by the air draft and is forced air-flow radian to flow.
Preferably, it is further comprising the steps of：The check (non-return) valve and air draft damping one are installed, is stopped from bottom-open type fire prevention
Inverse valve is the check (non-return) valve and the check (non-return) valve is communicated in the end of the smoke shaft.
Preferably, it is further comprising the steps of：It is institute from the upper bent type air guide based on hydrodynamics Optimal Construction
Air draft damping is stated to reduce the main resistance of smoke shaft；The entrance that the air draft is damped is connected with the smoke evacuation branch pipe, will
The outlet of the air draft damping is stretched into the smoke shaft.
Preferably, it is further comprising the steps of：Setting is damped positioned at the air draft of the smoke shaft various location
Outlet size with the story height it is higher and reduce；When at low layer, the outlet size that the increase air draft is damped is for leading
Stream；When at high level, the outlet size of the reduction air draft damping is for throttling.
Preferably, it is further comprising the steps of：Keep the hydrodynamic performance parameter of the lampblack absorber of each floor consistent,
The hydrodynamic performance parameter includes air quantity, the pressure head of the lampblack absorber.
Due to using such scheme, the beneficial effects of the invention are as follows：
The uniform exhaust system device of Kitchen in High Rise Apartment smoke shaft shown in the present invention, by using check fire-row
Windage Buddhist nun's integrated component, can be effectively improved low layer smoke evacuation non-uniform phenomenon high, overcome kitchen smoke blowing, taint of odour problem, it is to avoid
Hidden fire-fighting danger, and with random adaptation function, i.e., (Kitchen in High Rise Apartment user unlatching oil is opened under operating mode at random in lampblack absorber
Cigarette machine quantity is random, opens the random situation of floor position residing for lampblack absorber), remain to evenly distribute each layer lampblack absorber unlatching user
Exhaust air rate.Concrete analysis is as follows：
(1) air draft damps uniform air draft characteristic.Kitchen in High Rise Apartment concentrates vertical shaft to discharge fume and can be regarded as extreme DRS waterpower
System, due to the significant difference of unequal pipe road system impedance, each layer house kitchen discharges fume air quantity so as to produce significant difference.The present invention exists
Air draft damping is installed in the junction of each air exhaust branch pipe of system and smoke shaft, based on momentum voltage divider principle, according to the building of house
Layer number and smoke shaft size, designing and arranging windage Buddhist nun's size.The drag characteristic of air draft damping is determined by geometric parameter and flow-rate ratio
It is fixed.At low layer, air draft is damped based on diversion function, and the less size of resistance of confluxing is chosen by geometric parameter, meanwhile, the row
At low layer, in high flow capacity than scope, the direct current resistance of air draft damping increases and reduces windage Buddhist nun with flow-rate ratio, therefore, it is low
The total pipe resistance of layer user reduces.At high level, air draft is damped based on throttling function, and the resistance that confluxes is chosen by geometric parameter
Larger size, meanwhile, the air draft is damped at high level, and in low discharge than scope, the direct current resistance of air draft damping is with flow
Increase than reduction, therefore, the total pipe resistance increase of high-level user.In addition, high-rise place is chosen by geometric parameter and confluxed
The larger air draft of resistance damps its direct current resistance coefficient for negative, and direct current resistance is changed into direct current " gravitation ", smoke shaft main
Resistance reduces.According to hydraulic stability principle, reduce main resistance and be conducive to hydraulic equilibrium.Therefore, air draft damping is at high level
Because throttling action increases high-rise pipe resistance, guide functions reduce direct current resistance at low layer, so ensureing each pipeline pressure of system
Dynamic balance, therefore each branch road exhaust air rate can evenly distribute.
(2) air draft damping adaptive control characteristic.The drag characteristic of air draft damping is determined by geometric parameter and flow-rate ratio.Stream
Amount reduces than increase, the direct current resistance of air draft damping, the resistance that confluxes increase.Flow-rate ratio " the actual floor residing with air draft damping
Position " is relevant, and " actual floor position " changes as each layer lampblack absorber is turned on and off.When low layer lampblack absorber is closed,
Flow-rate ratio increase needed for high-rise air draft damping, the characteristic that the resistance that now confluxes increase, direct current resistance reduce just meets system fortune
Row demand.
(3) adaptability of uniform exhaust system.The uniform exhaust system that the present invention is previously mentioned, only changes the resistance of pipeline
Characteristic, it is unrelated with power source.Therefore, disperse power system, combined power system etc. be present invention can be suitably applied to.
Brief description of the drawings
Fig. 1 is the overall structure diagram of exhaust system of the present invention.
Fig. 2 is the dimensional structure diagram of air draft damping in corresponding diagram 1.
Fig. 3 is the mplifying structure schematic diagram of a-quadrant in Fig. 1.
Fig. 4 is the dimensional structure diagram of air draft damping and check (non-return) valve integrative installation technology.
Wherein：Lampblack absorber 1, smoke shaft 2, smoke evacuation branch pipe 3, check (non-return) valve 4, air draft damping 5.
Specific embodiment
The present invention is further illustrated for illustrated embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, present invention firstly provides a kind of uniform exhaust system device of Kitchen in High Rise Apartment smoke shaft, including
The exhauster for removing kitchen fumes 1 of each layer, the smoke shaft 2 for running through whole high residential building, for connecting each layer lampblack absorber 1 and smoke shaft
The integrated structure that check fire-air draft that 2 smoke evacuation branch pipe 3, each branch pipe 3 of discharging fume turn with the connectivity part of smoke shaft 2 peace is damped
Part, the integrated component includes installation joined integrally and interconnected check (non-return) valve 4 and air draft damping 5.
As shown in Fig. 2 for the air draft of check fire-air draft damping integrated component in the present embodiment damps the knot of 5 components
Structure schematic diagram.Air draft damping 5 has an entrance, and one outlet is in 90 ° of angles between entrance and outlet, presents bending.Air draft
The entrance opening dimension of damping 5 is consistent with the smoke evacuation size of branch pipe 3, is to determine in same house kitchen smoke evacuation system；Air draft damping 5
Outlet size calculated according to total head distribution principle and determine.Wherein, " total head distribution " is in flue section based on static pressure and dynamic pressure
On distribution come what is realized, its core is, when the static pressure difference that confluxes is smaller, dynamic pressure converge drag losses control in reduced levels,
To adapt to underlying user smoke evacuation, when the static pressure difference that confluxes is larger, then it is transformed into dynamic and static pressure change type Local Members, adapts to high level
The smoke evacuation of resident family of area.After air draft damping is added in flue, branch pipe air-flow is damped when confluxing by air draft because airflow direction becomes
Change and cause energy loss, can directly be controlled by outlet parameter change design.
As shown in figure 3, being check fire-air draft damping integrated component schematic view of the mounting position in the present embodiment.Air draft
Damping 5 is stretched into and is placed in smoke shaft 2, and the entrance of air draft damping 5 is connected with smoke evacuation branch pipe 3.The component of check (non-return) valve 4 is installed on row
In cigarette pipe 3, installation site is as close to smoke shaft 2.
With reference to shown in Fig. 4, check fire-air draft damping integrated component is arranged on the company of air exhaust branch pipe 3 and smoke shaft 2
Place is met, mainly the floor quantity according to house and smoke shaft size, being calculated according to total head distribution principle carries out the design of size.
At low layer, air draft damping 5 now chooses the less size of resistance of confluxing based on diversion function, meanwhile, air draft damping exists
At low layer, in high flow capacity than scope, the direct current resistance of air draft damping increases and reduces with flow-rate ratio, therefore, low layer user is total
Pipe resistance reduce；At high level, air draft damping 5 now chooses the larger size of resistance of confluxing, together based on throttling function
When, the air draft is damped at high level, and in low discharge than scope, the direct current resistance of air draft damping reduces and increases with flow-rate ratio,
Therefore, the total pipe resistance increase of high-level user.The water conservancy diversion at 5 throttling action and low layer at high level is damped due to air draft to make
With high-rise pipe resistance increase, low layer pipe resistance reduce, and air draft damping can be effectively improved the significance difference of unequal pipe road system impedance
It is different, so as to ensure the resistance balance of each bypass line of system, realize that each branch road exhaust air rate is evenly distributed.
After being set with said structure, the present invention also provides the uniform exhaust method of Kitchen in High Rise Apartment smoke shaft, this
Embodiment said exhaust system and device can also be implemented by the exhaust method, with reference to shown in Fig. 3 and Fig. 4, the exhaust method
Specifically include：
By said structure feature, being set with the junction of the smoke shaft 2 in each described kitchen exhaust branch pipe 3 has
The integrated component of check fire air draft damping function, the integrated component includes the interconnected row of check (non-return) valve 4 and
Windage Buddhist nun 5；
The valve block of the check (non-return) valve 4 is then turned on, damping 5 by the air draft forces air-flow radian to flow.
The signified Kitchen in High Rise Apartment of the present embodiment, in use with very big randomness, i.e., each layer user lampblack absorber
May be turned on and off at random, and now " the actual floor position " residing for check fire-air draft damping integrated component changes.
Because the air draft of check fire-air draft damping integrated component damps 5 component drag characteristics and geometric parameter and junction direct current stream
Than relevant, when flow-rate ratio increases, direct current resistance reduces amount, the resistance that confluxes increase.Therefore, it is high-rise when low layer lampblack absorber is closed
Flow-rate ratio increase needed for air draft damping 5, the characteristic that the resistance that now confluxes increase, direct current resistance reduce just meets system operation need
Ask, that is, illustrating the use of air draft damping 5 has high degree of adaptability and self-regulation to the system.In addition, embodiment of the present invention institute
The uniform exhaust system of Kitchen in High Rise Apartment aggregate with outliers mentioned, only changes the drag characteristic of pipeline, unrelated with power source.Cause
This, present invention can be suitably applied to disperse power system, combined power system etc..
The above-mentioned description to embodiment is to be understood that and apply this hair for ease of those skilled in the art
It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiment without by performing creative labour.Therefore, the invention is not restricted to implementation here
Example, those skilled in the art's announcement of the invention, not departing from improvement that scope made and modification all should be
Within protection scope of the present invention.
Claims (10)
1. the uniform exhaust system device of a kind of Kitchen in High Rise Apartment smoke shaft, it is characterised in that：Including smoke shaft (2) and
Multiple kitchen exhaust branch pipes (3) that the smoke shaft (2) connection is set, multiple kitchen exhaust branch pipes (3) respectively with respectively
It is respectively communicated with from the smoke exhaust ventilator (1) of floor, the junction of each described kitchen exhaust branch pipe (3) and the smoke shaft (2)
The integrated component with check fire air draft damping function is equipped with, the integrated component includes interconnected check (non-return) valve
(4) and an air draft damping (5).
2. the uniform exhaust system device of a kind of Kitchen in High Rise Apartment smoke shaft according to claim 1, it is characterised in that：
The check (non-return) valve (4) is installed with air draft damping (5) one, and the check (non-return) valve (4) is for bottom-open type anti-fire check valve and is communicated in institute
The end of smoke shaft (2) is stated, when the valve block of the check (non-return) valve (4) is opened, air-flow damps (5) radian stream along the air draft
It is dynamic, to reduce component self resistance.
3. the uniform exhaust system device of a kind of Kitchen in High Rise Apartment smoke shaft according to claim 1, it is characterised in that：
Air draft damping (5) is the upper bent type air guide based on hydrodynamics Optimal Construction, for reducing smoke shaft (2)
Main resistance；The entrance of air draft damping (5) is connected with smoke evacuation branch pipe (3), and the outlet of air draft damping (5) is stretched into
In the smoke shaft (2).
4. the uniform exhaust system device of a kind of Kitchen in High Rise Apartment smoke shaft according to claim 3, it is characterised in that：
Positioned at the smoke shaft (2) various location the air draft damp (5) outlet size according to total head distribution principle come by
One determines, the resistance that confluxes in air draft damping (5) described in each floor increases with the increase of the story height, i.e. institute
State that story height is higher, the outlet size of air draft damping (5) is smaller；When at low layer, the air draft damps the outlet of (5)
Size increases for water conservancy diversion；When at high level, the outlet size of air draft damping (5) reduces for throttling.
5. the uniform exhaust system device of a kind of Kitchen in High Rise Apartment smoke shaft according to claim 1, it is characterised in that：
The hydrodynamic performance parameter of the lampblack absorber (1) of each floor is consistent, and the hydrodynamic performance parameter includes oil
Air quantity, the pressure head of cigarette machine (1).
6. a kind of uniform exhaust method of Kitchen in High Rise Apartment smoke shaft, it is characterised in that comprise the following steps：
Connected on smoke shaft (2) and multiple kitchen exhausts branch pipe (3) are set；
Multiple kitchen exhaust branch pipes (3) are respectively communicated with the smoke exhaust ventilator (1) of respective floor respectively；
Set with the junction of the smoke shaft (2) in each described kitchen exhaust branch pipe (3) and hindered with check fire air draft
The integrated component of Buddhist nun's function, the integrated component includes interconnected check (non-return) valve (4) and air draft damping (5)；
The valve block of the check (non-return) valve (4) is opened, damping (5) by the air draft forces air-flow radian to flow.
7. a kind of uniform exhaust method of Kitchen in High Rise Apartment smoke shaft according to claim 6, it is characterised in that also wrap
Include following steps：
The check (non-return) valve (4) and air draft damping (5) one are installed, is the check (non-return) valve (4) from bottom-open type anti-fire check valve
And the check (non-return) valve (4) is communicated in the end of the smoke shaft (2).
8. a kind of uniform exhaust method of Kitchen in High Rise Apartment smoke shaft according to claim 6, it is characterised in that also wrap
Include following steps：
It is that the air draft damps (5) to reduce smoke shaft from the upper bent type air guide based on hydrodynamics Optimal Construction
(2) main resistance；
The entrance of air draft damping (5) is connected with smoke evacuation branch pipe (3), the outlet of air draft damping (5) is stretched into
In the smoke shaft (2).
9. a kind of uniform exhaust method of Kitchen in High Rise Apartment smoke shaft according to claim 8, it is characterised in that also wrap
Include following steps：
Setting damps the outlet size of (5) with the story height positioned at the air draft of the smoke shaft (2) various location
Spend higher and reduce；
The outlet size of (5) is damped for water conservancy diversion when the air draft at low layer, is increased；When at high level, reduce the air draft
The outlet size of (5) is damped for throttling.
10. a kind of uniform exhaust method of Kitchen in High Rise Apartment smoke shaft according to claim 6, it is characterised in that also
Comprise the following steps：
Keep the hydrodynamic performance parameter of the lampblack absorber (1) of each floor consistent, the hydrodynamic performance parameter bag
Include air quantity, the pressure head of the lampblack absorber (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198426.8A CN106703368B (en) | 2016-12-22 | 2016-12-22 | Uniform air exhaust system device and air exhaust method for smoke exhaust shaft of high-rise residential building kitchen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198426.8A CN106703368B (en) | 2016-12-22 | 2016-12-22 | Uniform air exhaust system device and air exhaust method for smoke exhaust shaft of high-rise residential building kitchen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106703368A true CN106703368A (en) | 2017-05-24 |
| CN106703368B CN106703368B (en) | 2023-01-13 |
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ID=58939560
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611198426.8A Active CN106703368B (en) | 2016-12-22 | 2016-12-22 | Uniform air exhaust system device and air exhaust method for smoke exhaust shaft of high-rise residential building kitchen |
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| Country | Link |
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| CN (1) | CN106703368B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108573097A (en) * | 2018-04-03 | 2018-09-25 | 同济大学 | A kind of uniform air guide design method based on exhausting duct area control |
| CN109631120A (en) * | 2019-01-09 | 2019-04-16 | 杭州老板电器股份有限公司 | Concentrate frequency conversion smoke evacuation control method and device |
| CN111271805A (en) * | 2020-03-26 | 2020-06-12 | 同济大学 | Centralized exhaust system and method |
| CN117113470A (en) * | 2023-04-29 | 2023-11-24 | 南京德力通环境科技有限公司 | Comprehensive type selection method and system for roof fans of concentrated flue of high-rise residential kitchen |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108573097A (en) * | 2018-04-03 | 2018-09-25 | 同济大学 | A kind of uniform air guide design method based on exhausting duct area control |
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| CN109631120A (en) * | 2019-01-09 | 2019-04-16 | 杭州老板电器股份有限公司 | Concentrate frequency conversion smoke evacuation control method and device |
| CN109631120B (en) * | 2019-01-09 | 2020-02-07 | 杭州老板电器股份有限公司 | Centralized variable-frequency smoke discharge control method and device |
| CN111271805A (en) * | 2020-03-26 | 2020-06-12 | 同济大学 | Centralized exhaust system and method |
| CN117113470A (en) * | 2023-04-29 | 2023-11-24 | 南京德力通环境科技有限公司 | Comprehensive type selection method and system for roof fans of concentrated flue of high-rise residential kitchen |
| CN117113470B (en) * | 2023-04-29 | 2024-02-09 | 南京德力通环境科技有限公司 | Comprehensive type selection method and system for roof fans of concentrated flue of high-rise residential kitchen |
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| CN106703368B (en) | 2023-01-13 |
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