CN206174411U - Forced draft well - Google Patents
Forced draft well Download PDFInfo
- Publication number
- CN206174411U CN206174411U CN201621219088.7U CN201621219088U CN206174411U CN 206174411 U CN206174411 U CN 206174411U CN 201621219088 U CN201621219088 U CN 201621219088U CN 206174411 U CN206174411 U CN 206174411U
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- CN
- China
- Prior art keywords
- forced draft
- air
- bottle
- adapter sleeve
- well
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 8
- 230000006978 adaptation Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 9
- 230000008859 change Effects 0.000 description 4
- 239000000779 smoke Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000036651 mood Effects 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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- Ventilation (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a forced draft well, its technical scheme main points are personally experienced sth. Part of the body and are quick -witted with the forced draft of well body coupling at the inside well of wall body including seting up, the well body is provided with the connecting device who is used for connecting the two including hot blast blowpipe apparatus and air -out device, the well body including the pipeline unit of a plurality of mutual intercommunications between the adjacent pipeline unit, connecting device is including setting firmly the adapter sleeve in pipeline unit one end, and the inner wall of adapter sleeve and pipeline unit's outer wall looks adaptation have set firmly sealed the pad between adapter sleeve and the pipeline unit, be connected with the rivet between adapter sleeve and the pipeline unit, have reached the effect that reduces air pressure loss.
Description
Technical field
This utility model is related to a kind of building engineering field, more particularly to a kind of forced draft well.
Background technology
Forced draft well, is arranged in skyscraper in the smoke proof staircase of evacuation.Because personnel master during generation fire
Down to be escaped by staircase, one side smoke exhaust fan is occurring conflagration area smoke evacuation, on the other hand because there are fire resistant doorsets
Obstruct so that staircase can temporarily form a comparatively safe region, at the same each floor air outlet toward building in
Portion is conveyed into ozone, it is ensured that personnel's breathing is sufficient.
The existing Chinese patent for referring to Application No. 201521098984.8, it discloses a kind of with planting bed
Air intake well construction, including the downcast that basement roof sets up is protruded from, if the downcast includes dry side wall and roof,
Side wall and roof enclose to form downcast cavity jointly, and the air inlet for collecting folk songs is provided with the wall of side.
Air outlet is arranged on staircase, and to staircase malleation wind is conveyed, it is to avoid the extraneous flue dust of staircase enters staircase
Interior, because air intake well construction is longer, big across interval, air loss is larger, and the wind body pressure for being input into staircase from air outlet exists
Lose more in course of conveying, be easily caused airflow effects not good.
Utility model content
The purpose of this utility model is to provide a kind of forced draft well of reduction air loss.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of forced draft well, including the well body being opened in inside body of wall and the forced draft machine being connected with well body, institute
Well body is stated including air-intake device and exhaust apparatus, well body includes some piping units being interconnected, adjacent piping unit it
Between be provided with for attachment means connecting the two, attachment means include being installed in the adapter sleeve of piping unit one end, adapter sleeve
Inwall be adapted with the outer wall of piping unit, be installed with sealing gasket between adapter sleeve and piping unit, adapter sleeve and pipeline list
Rivet is connected between unit.
By above-mentioned technical proposal, air-intake device is disposed in the outdoor, and exhaust apparatus are arranged in staircase, some pipeline lists
Unit is realized sub being interconnected with air-intake device of air-out mounted box by attachment means.Forced draft machine is directed to escape in corridor
The blower fan of air-supply.The outside wind pressure that it gathers air-intake device is sent into indoor by exhaust apparatus.When there is fire in building,
The toxic gas such as a large amount of smog, carbon monoxide can be produced and sight line is blocked, sent by fire-fighting stairway of the forced draft machine to escape
Wind, prevents the smog of interior from arriving at stair, gives people escape and creates conditions.The malleation air-valve linkage of each layer, during Initial Stage of Fire
Malleation air-valve is opened, starts forced draft machine.Forced draft machine will make staircase, elevator hall be in barotropic state.Attachment means
When there is air leakage phenomena, because rivet is fixed on adapter sleeve on piping unit, the wind of leakage know from experience enter piping unit outer wall,
In the cavity formed between sealing gasket and adapter sleeve, wind is known from experience in this cavity inside aggregation, can't be to the outside of piping unit
Unlimited leakage blast, reaches the effect of the air loss that prevents from leaking out, reduce.
Preferably, the air-intake device includes top board and some side plates, side plate and top board enclose to form air intake cavity jointly,
The wind collecting port for collecting folk songs is provided with side plate.
By above-mentioned technical proposal, extraneous air is entered in piping unit from wind collecting port, and top board and side plate are combined and caused
Passing personnel are significantly distinguished having at wind collecting port, improve safety.
Preferably, being installed with filter screen at the wind collecting port.
By above-mentioned technical proposal, because forced draft chance is drawn into extraneous gas in air-intake device from wind collecting port
Portion, so forming negative pressure relative to ambient atmos at wind collecting port.Filter screen, the filter opening supplied gas on filter screen are set at wind collecting port
Into debris that can be to external world play barrier effect.Filter screen is fixed on into inlet scoop, filter screen can be avoided to use process
In, position shifts, and is further ensured that the functional reliability of filter screen.Simultaneously filter screen can avoid people from falling into air intake from wind collecting port
In device, further safety protection function is played.
Preferably, the cover top surface is frustum, the side of upper surface four of top board is less than center, and top board is earthward
Projection covers wind collecting port projection on the ground.
By above-mentioned technical proposal, being dropped in the rainwater of top board can slide with the inclined upper surface of top board from four sides at top
Fall, and ensure to be not fall off to wind collecting port.Such setting can avoid the long-term hydrops of top board and cause top board corrosion broken
It is bad, after top board is destroyed, rainwater lamp debris can be penetrated into the inside of air-intake device, normally using for air-intake device can be affected.Top
Plate projection earthward covers wind collecting port projection on the ground, is further ensured that the rainwater or other debris slid from top board
Will not enter inside air-intake device from wind collecting port again.
Preferably, being provided with bottle in the air-inlet cavity body, bottle top offers bottleneck.
By above-mentioned technical proposal, because forced draft chance is drawn into extraneous gas in air-intake device from wind collecting port
Freshener is placed in portion, bottle, bottleneck is used to be connected with free surrounding space for freshener.With the flowing of gas, by pipeline list
Unit is delivered to exhaust apparatus, and is finally delivered in the staircase for installing exhaust apparatus.
Preferably, the side plate is offered changes bottle door, bottle side wall is provided with fin, and side plate is provided with and is supported with bottle body bottom
What is connect puts a bottle plate, and side plate is provided with the groove being adapted with fin.
By above-mentioned technical proposal, bottle is realized fixing by fin with side plate with the clamping engagement of groove.Change the confession of bottle door
Operator take out bottle from air-intake device, can select in bottle place difference in functionality freshener be used for it is daily in
Air deodorization and sterilization are carried out to interior.
Preferably, the exhaust apparatus include being provided with the window of shutter, shutter includes multiple blades, blade and window
Mouth is rotatably connected to connection sheet, and multiple connection sheets are rotatably connected to connecting rod.
By above-mentioned technical proposal, it is connected because blade is rotated with window, blade is controlled manually, blade is rotated, leaf
Piece drives connecting rod movement, connecting rod to drive other blades to rotate together accordingly.By the angle for changing blade, so as to control
The air output of exhaust apparatus.
Preferably, the one end for the piping unit being connected with exhaust apparatus is in taper type, it is less the closer to exhaust apparatus diameter.
By above-mentioned technical proposal, circulation area and the wind body pressure of the wind body of same traffic are in inverse ratio, by stream herein
Logical area is reduced, and can be pressurized wind body moment, increases the blowout speed of wind body.
Preferably, the well body is connected with chiller.
By above-mentioned technical proposal, during fire, stair temperature is higher, and chiller can reduce the conveying of forced draft well
Wind temperature, and then reduce the gas temperature in staircase, improves comfort level, is conducive to personnel to calm mood, calm in building
Carry out orderly withdrawing work between ladder.
In sum, this utility model has the advantages that：Chiller can reduce the conveying of forced draft well
Wind temperature, and then reduce the gas temperature in staircase, improves comfort level, is conducive to personnel to calm mood, calm in building
Carry out orderly withdrawing work between ladder.The angle for changing blade is crossed, so as to control the air output of exhaust apparatus；Reach anti-leak-stopping
Wind, the effect for reducing air loss.
Description of the drawings
Fig. 1 is the structural representation of forced draft machine；
Fig. 2 is the close-up schematic view in Fig. 1 at A；
Fig. 3 is to embody the structural representation of exhaust apparatus structure；
Fig. 4 is the sectional view at the exhaust apparatus for forced draft machine；
Fig. 5 is the structural representation of air-intake device；
Fig. 6 is the structural representation in Fig. 5 at B；
Fig. 7 be by filter screen from after wind collecting port removal in order to embody the partial structural diagram of Bottle structure.
In figure, 1, piping unit；11st, forced draft machine；12nd, chiller；2nd, air-intake device；21st, top board；22nd, side plate；
23rd, wind collecting port；24th, filter screen；25th, bottle door is changed；26th, a bottle plate is put；3rd, exhaust apparatus；31st, shutter；311st, blade；312nd, connect
Piece；313rd, connecting rod；32nd, malleation air-valve；4th, staircase；5th, adapter sleeve；51st, rivet；6th, sealing gasket；7th, bottle；71st, bottleneck；
8th, fin；81st, groove；9th, ground.
Specific embodiment
This utility model is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical accompanying drawing
Labelling is represented.It should be noted that the word "front", "rear", "left", "right", "up" and "down" used in describing below refers to
It is the direction in accompanying drawing, word " bottom surface " and " top surface ", " interior " and " outward " are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment 1：A kind of forced draft well, as depicted in figs. 1 and 2, well body includes that several are connected by attachment means
Piping unit 1.
As shown in Fig. 2 two adjacent piping units 1 are interconnected, wherein the end of the piping unit 1 positioned at right side
Integrally formed with adapter sleeve 5, the axial line of adapter sleeve 5 overlaps with the axial line of piping unit 1.Due to adapter sleeve 5 inwall with
The outer wall of piping unit 1 is adapted, positioned at left side insertion adapter sleeve 5 inside of piping unit 1 and with the pipeline list positioned at right side
Unit 1 connects, the interior walls be smooth connection of two adjacent piping units 1.In order to strengthen sealing, in the piping unit 1 positioned at left side
Outer wall and the inwall of adapter sleeve 5 between be installed with the sealing gasket 6 of ring-type, the cross section of sealing gasket 6 is substantially semiellipse shape and will
Gap between piping unit 1 and adapter sleeve 5 seals, and sealing gasket 6 can be made using the material such as rubber or felt, and sealing gasket 6 is used
Seccotine is adhered between piping unit 1 and adapter sleeve 5.In the rivet between the side wall of piping unit 1 and adapter sleeve 5 in left side
51 are fixed.Ensure to be fixedly connected stability between adapter sleeve 5 and the piping unit 1 in insertion adapter sleeve 5.Effectively keep away
Exempt from gas in the junction pressure release of piping unit 1.
As shown in figure 3, one end piping unit 1 of well body is stretched in staircase 4, with the exhaust apparatus 3 on the side wall of staircase 4
It is connected；The other end of well body is connected with the air-intake device 2 for being arranged on building side portion.
With reference to Fig. 4, air-intake device 2 is seated on ground 9, and air-intake device 2 includes being arranged on four on ground 9 successively
The side plate 22 of connection, in the top of four side plates 22 top board 21 is coated with, and side plate 22 is enclosed with top board 21 and connected in well body
Air intake cavity, wherein being provided with square wind collecting port 23 on two relative side plates 22, wind collecting port 23 is installed with filter screen 24.Filter
Filter opening supplied gas on net 24 are entered, and prevent other foreign bodies from entering in air-inlet cavity body.
The upper surface of top board 21 is in frustum, and the edge of top board 21 is downward-sloping, and the edge of top board 21 is less than center, top board
21 earthward 9 projection cover projection of the wind collecting port 23 on ground 9.
Fig. 1 is reviewed, forced draft machine 11 and chiller 12 are connected near one end of air-intake device 2 in well body.Pass through
Forced draft machine 11 is blown to the staircase 4 of escape, prevents the smog of interior from arriving at stair.Forced draft machine 11 and each layer
Malleation air-valve 32 links.Chiller 12 adopts air-cooler, intracavity is entered when air-cooler runs and produces negative pressure, makes the outer air of machine
The wet curtain surface for flowing through porous moistening forced the dry-bulb temperature of curtain air to be down to the wet bulb temperature close to the outer air of machine, air
More xeothermic, its temperature difference is bigger, and cooling-down effect is better.So that the gas temperature that exhaust apparatus 3 are conveyed to staircase 4 is relatively low, can
Reduce the scorching sense that people are caused due to fire in escape.
With reference to Fig. 5, Fig. 6 and Fig. 7, one is offered on the side plate 22 for not opening up wind collecting port 23 and changes bottle door 25, change screen
Door is near ground 9.Unlatching is changed the screen door visible inner side in side plate 22 and is installed with one and puts bottle plate 26 with chimb, puts a bottle plate
The bottle 7 of a cylinder is placed with 26, the top of bottle 7 is provided with the bottleneck 71 of circle.
Bottle 7 is installed with vertical fin 8 near the side of side plate 22, is provided with side plate 22 and is adapted with fin 8
Groove 81.Fin 8 is engaged the clamping realized to bottle 7 with groove 81.Freshener is placed in bottle 7, freshener passes through bottle
Mouth 71 is connected with free surrounding space, and the air for being mixed with freshener is conveyed in well body by air-intake device 2, for defeated to staircase 4
Send malleation wind.Shut and change after bottle door 25, change screen door and just push down fin 8, further bottle 7 is positioned, it is ensured that bottle
The stability of body 7.
As shown in figure 4, one end that piping unit 1 is connected with exhaust apparatus 3 is in taper type, it is straight the closer at exhaust apparatus 3
Footpath is less.The effect of moment increase blast can be played.
As shown in Figures 2 and 3, exhaust apparatus 3 include box body, are provided with the top of box body for placing malleation air-valve 32
Compartment, the start and stop of the control forced draft of malleation air-valve 32 machine 11 and air output.The bottom of compartment is provided with equipped with shutter 31
Window, shutter 31 includes some strip blades 311 be arrangeding in parallel, and blade 311 is connected by connection sheet 312 with housing into rotation
Connect.Multiple connection sheets 312 are rotatably connected to a vertical connecting rod 313 in the side away from window.Due to blade 311 and window
Mouth is to rotate connection, manually control blade 311, and blade 311 is rotated, and the drive of blade 311 connecting rod 313 is moved, connecting rod 313
Other blades 311 are driven to rotate together accordingly.By the angle for changing blade 311, so as to control the air-out of exhaust apparatus 3
Amount.
Wherein, when building occurs fire, the toxic gas such as a large amount of smog, carbon monoxide can be produced and sight line is blocked,
By forced draft machine 11 to the fire-fighting stairway air-supply of escape, prevent the smog of interior from arriving at stair, give people escape and create
Condition.The malleation air-valve 32 of each layer links, and malleation air-valve 32 is opened during Initial Stage of Fire, starts forced draft machine 11.Forced draft
Machine 11 will make staircase 4, elevator hall be in barotropic state.When air leakage phenomena occur in attachment means, the wind of leakage is known from experience into pipe
In the space that the outer wall of road unit 1, sealing gasket 6 and adapter sleeve 5 are formed, because sealing gasket 6 is fixed in piping unit 1 and adapter sleeve
Between 5, wind is known from experience in this interior volume aggregation, can't reach anti-leak-stopping to the unlimited leakage blast in the outside of piping unit 1
Wind, the effect for reducing air loss.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
Field technique personnel can make as needed the modification without creative contribution after this specification is read to the present embodiment, but
As long as all being protected by Patent Law in right of the present utility model.
Claims (9)
1. a kind of forced draft well, including the well body being opened in inside body of wall and the forced draft machine (11) being connected with well body,
It is characterized in that：The well body includes air-intake device (2) and exhaust apparatus (3), and well body includes some pipeline lists being interconnected
First (1), is provided with for attachment means connecting the two between adjacent piping unit (1), and attachment means include being installed in pipe
Road unit（1）The adapter sleeve of one end（5）, the inwall of adapter sleeve is adapted with the outer wall of piping unit, adapter sleeve and piping unit
Between be installed with sealing gasket（6）, adapter sleeve（5）With piping unit（1）Between be connected with rivet（51）.
2. forced draft well according to claim 1, it is characterised in that：The air-intake device (2) including top board (21) and
Some side plates (22), side plate (22) and top board (21) enclose to form air intake cavity jointly, and side plate is provided with for collecting folk songs on (22)
Wind collecting port (23).
3. forced draft well according to claim 2, it is characterised in that：Wind collecting port (23) place has been installed with filter screen
(24)。
4. forced draft well according to claim 2, it is characterised in that：Top board (21) upper surface is frustum, is pushed up
The side of upper surface four of plate (21) is less than center, the projection of top board (21) earthward (9) cover wind collecting port (23) ground (
9) projection on.
5. forced draft well according to claim 2, it is characterised in that：Bottle (7), bottle are provided with the air-inlet cavity body
Body (7) top offers bottleneck (71).
6. forced draft well according to claim 5, it is characterised in that：The side plate (22) offers changes bottle door (25),
Bottle (7) side wall is provided with fin (8), side plate (22) be provided with abut with bottle (7) bottom put a bottle plate (26), side plate (22)
It is provided with the groove (81) being adapted with fin (8).
7. forced draft well according to claim 1, it is characterised in that：The exhaust apparatus (3) are including being provided with BAIYE
The window of window (31), shutter (31) includes multiple blades (311), and blade (311) is rotatably connected to connection sheet with window
(312), multiple connection sheets (312) are rotatably connected to connecting rod (313).
8. forced draft well according to claim 1, it is characterised in that：The piping unit (1) being connected with exhaust apparatus (3)
One end be in taper type, it is less the closer to exhaust apparatus (3) diameter.
9. forced draft well according to claim 1, it is characterised in that：The well body is connected with chiller (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621219088.7U CN206174411U (en) | 2016-11-10 | 2016-11-10 | Forced draft well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621219088.7U CN206174411U (en) | 2016-11-10 | 2016-11-10 | Forced draft well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206174411U true CN206174411U (en) | 2017-05-17 |
Family
ID=58683747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621219088.7U Expired - Fee Related CN206174411U (en) | 2016-11-10 | 2016-11-10 | Forced draft well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206174411U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729944A (en) * | 2018-04-27 | 2018-11-02 | 重庆卓创国际工程设计有限公司 | Ultra-deep Public Geo-space vertical evacuation body |
-
2016
- 2016-11-10 CN CN201621219088.7U patent/CN206174411U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108729944A (en) * | 2018-04-27 | 2018-11-02 | 重庆卓创国际工程设计有限公司 | Ultra-deep Public Geo-space vertical evacuation body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |