CN106049827A - Fireproof and movable transformation exhaust duct - Google Patents
Fireproof and movable transformation exhaust duct Download PDFInfo
- Publication number
- CN106049827A CN106049827A CN201610594667.8A CN201610594667A CN106049827A CN 106049827 A CN106049827 A CN 106049827A CN 201610594667 A CN201610594667 A CN 201610594667A CN 106049827 A CN106049827 A CN 106049827A
- Authority
- CN
- China
- Prior art keywords
- valve block
- fire
- transformation
- valve
- exhaust passage
- 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.)
- Granted
Links
- 230000009466 transformation Effects 0.000 title claims abstract description 41
- 238000005452 bending Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000000779 smoke Substances 0.000 abstract description 10
- 238000009792 diffusion process Methods 0.000 abstract description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 14
- 239000003546 flue gas Substances 0.000 description 14
- 238000007599 discharging Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 206010022000 influenza Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention relates to a fireproof and movable transformation exhaust duct which mainly addresses the problems of unsmooth smoke evacuation in a flue upon too many users and fire diffusion to flue upon building fire caused by flue narrowness. A fireproof apparatus is arranged on a stop device, and a valve block is enclosed by the combination of a temperature sensitive element and a torsion spring, so that the exhaust duct is fireproof. A valve body or the valve block are provided with a transformation sheet, and then not in usage, the transformation sheet returns to position of the transformation sheet and does not take up the space of the flue, which helps to exhaust smoke. According to the invention, the exhaust duct has simple structure, and is suitable to all kinds of building exhaust ducts, and avoids large scale fire hazards in buildings.
Description
Technical field
The present invention relates to building exhausting duct, specifically a kind of fire-type movable type variable-pressure exhaust passage.
Background technology
At present, all kinds of houses are all to use common exhaust duct, and each resident family is all the non-return by installing on main pipeline
Useless flue gas, under the effect becoming negative pressure, is entered by air bleeding valve, guide pipe and variable-pressure plate by oneself exhaust duct air inlet each
Trachea, is entering into the main airway of exhaust duct, roof is discharging, and principle is that flue gas passes through smoke exhaust or ventilation fan sucks unidirectional
Exhaust check valve enters guide pipe and enters in main pipeline, in main pipeline the offside of guide pipe or homonymy be conformed with and lower slightly
In the variable-pressure plate of guide pipe gas outlet height, the cross-sectional area formed in main airway diminishes, when flue gas from bottom to top is by this
During cross section, the flow velocity of flue gas is accelerated, and when moment passes through guide pipe gas outlet, although cross section becomes suddenly big, but flue gas can be with used
Property continue up traveling, cause guide pipe gas outlet to produce negative pressure, stop indoor smoke blowing taint of odour phenomenon and occur.
There are problems in said exhaust road, and the transformation of such exhausting duct of first valve block when air inlet not aerofluxus has well
Sealing, it is not necessary to produce negative pressure, volume that in exhaust duct, variable-pressure plate is horizontal or occupy the area of main airway transverse section sectional area
It is all that size is constant, and exhaust duct also increases along with the increase of domestic floor, increasing of smoke discharging amount, smoke evacuation tolerance,
The sectional area of its exhaust duct main body or exhaust duct body lumen section also to increase, to meet the discharge of flue gas increase part, with
This simultaneously, smoke discharging is to be completed by smoke exhaust ventilator and exhaust fan mostly, and due to power superposition, the amount of smoke discharging is the most,
Flue gas is the fastest at main airway flow velocity, so the effectively circulation flue gas interface of transformation body and main airway cannot change, it two is to guide
Tube opening upwards and surrounds exhaust check valve, and the valve block of air bleeding valve is to prolong guide pipe inner wall outside upper shed or under shed is opened
Opening, have junk when valve block is closed to time between valve block and guide pipe, valve block cannot be opened, and the most also occupies the limited of main airway
Space. it three is: when lower floor's house occurs fire residence, and flame can by kitchen or toilet exhausting duct string to upper strata or more layers firmly
Residence, causes more serious fire.
Summary of the invention
For solve the problem present invention present in background technology propose a kind of flue gas discharge smooth, can effectively prevent fire
The fire-type movable type variable-pressure exhaust passage of calamity diffusion.
Technical scheme: a kind of fire-type movable type variable-pressure exhaust passage, including valve body, valve block, transformation sheet, stopping means, prevents
Fire device, valve body is arranged on flue preformed hole, valve body lower end be hinged with for close valve block, valve block both sides correspondence sets
It is equipped with for closing the Air deflector of lateral opening when valve block is opened, is additionally provided with at body base and protruding supports in bending
By the stopping means outside valve block, being provided with transformation sheet outside described valve block, inner side is provided with weight, described stopping means
Being folded upward at part is spacing pole, and the limited block against valve block is arranged at spacing pole top, in limited block lowermost limit pole
Side is provided with firebreak device；
Further, described transformation sheet is arranged at valve block outer upper, and not higher than the leading of valve block and its side
The minimum point of the flow-guiding channel outlet that stream fin is formed；
Further, described transformation sheet is outward extending flat board or is bent upwards into arcuation；
Further, described weight includes screw rod and adjusting nut；
Further, described firebreak device includes the torsion bullet that spacing temperature-sensitive element is spacing with limited temperature-sensitive element
Spring；
Further, described valve body 1 top edge is provided with support bar 6, and support bar 6 outer end is provided with pulley, valve body 1 time
Method, edge is hinged with transformation sheet 3, and valve block 2 outward flange is connected with transformation sheet 3 by pulley；
Further, described valve block 2 outward flange is directly connected to by attachment means with transformation sheet 3.
Provide the benefit that: by using technical scheme, valve block is installed transformation sheet, replaces fixed transformation
Plate, it is ensured that the sectional area of exhaust duct inner chamber section, meets the discharge of flue gas increase part, have employed the fire prevention including temperature-sensitive element
Device, when flame is by air flue, valve block is compressed and closes by firebreak device, prevents the fire from creeping up along flue, it is to avoid fire
Feelings expand, and present configuration is simple, it is adaptable to most of building smoke evacuation systems.
Accompanying drawing explanation
Fig. 1 is sectional side view of the present invention.
Fig. 2 is organigram of the present invention.
Fig. 3 is pulley-type downward swing door exhaust duct schematic diagram of the present invention.
Fig. 4 is suspension downward swing door exhaust duct schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is further analyzed.
By a kind of fire-type movable type variable-pressure exhaust passage shown in Fig. 1, Fig. 2, including valve body 1, valve block 2, transformation sheet 3, limit
Position device 4, firebreak device 5, valve body 1 is arranged on flue preformed hole, be hinged with in valve body 1 lower end for close valve block 2,
Being upper shed when valve block 2 is opened, valve block 2 both sides are correspondingly arranged on for closing the Air deflector of lateral opening when valve block 2 is opened,
Be additionally provided with bottom valve body 1 protruding in bending against the stopping means 4 outside valve block 2, outside described valve block 2 pacify
Equipped with transformation sheet 3, inner side is provided with weight, and described stopping means 4 is folded upward at part for spacing pole, spacing pole top
There is the limited block against valve block 2, inside limited block lowermost limit pole, be provided with firebreak device 5；
As one embodiment of the present of invention, described transformation sheet 3 is arranged at valve block 2 outer upper, and not higher than
The minimum point of the flow-guiding channel outlet that the Air deflector of valve block 2 and its side is formed, it is to avoid owing to transformation sheet 3 is too high, impact is led
Circulation road negative pressure state, flue gas is entered resident family by the interior conduit of valve body 1 suitable above the Air deflector of valve block 2 side and connection thereof
Indoor；Transformation sheet 3 on valve block 2 blocks beneath portions flue flue gas upwards and carries out stretching out the part outside valve block 2
Transformation, valve block 2 forms a flow-guiding channel with Air deflector simultaneously, causes the flue gas in flow-guiding channel suitable under negative pressure state
Profit enters exhausting duct.When valve block 2 is closed under conditions of active force, transformation sheet 3 is reset to valve body 1 metal transformation with valve block 2
And effectively enclose the outlet of valve body 1, now smokeless passes through valve block 2, it is not necessary to transformation, does not now prolong exhausting duct in exhausting duct
The potential device of vertical projection, in reaching exhausting duct, sectional area is maximum, is conducive to lower section flue gas to pass through fully up；
As one embodiment of the present of invention, described transformation sheet 3 for outward extending flat board or is bent upwards into arcuation,
Its shape size freely can set according to the demand of different floor difference flues；
As one embodiment of the present of invention, described weight includes screw rod and adjusting nut, valve block 2 Air deflector and change
Tabletting 3 assembly overall weight is at valve block and within maximum open position, by the adjusting nut on regulation weight, valve block 2
Center of gravity guarantees valve block 2 return so that opening, and remains that center of gravity tilts and and horizontal line to the right with the line of jointed shaft
Angle is less than 90 °, and the design of adjusting nut makes the present invention be not only applicable to vertical gas pass, by adjusting nut regulation weight
The heart, is adapted to the flue that more perspective tilts.
As one embodiment of the present of invention, described firebreak device includes spacing temperature-sensitive element and limited temperature-sensitive element
Spacing torsionspring, the spring being normally used for fireproof closedown valve block 2 is normally open, when fire occurs, works as row
When only reaching 150 DEG C in air channel, temperature-sensitive element action, decontrol torsionspring, torsionspring limits bar and upsprings, and executes to valve block 2
Add a power so that it is remain off, at this moment indoor flame cannot enter flue by valve block 2, it is to avoid flame along
Flue is to diffusion.
As one embodiment of the present of invention, as it is shown on figure 3, its middle valve plate 2 is under shed pattern, can be according to actual needs
Not installing employing both sides Air deflector, described valve body 1 top edge is provided with support bar 6, and support bar 6 outer end is provided with pulley,
Valve body 1 lower edge is hinged with transformation sheet 3, and valve block 2 outward flange is connected with transformation sheet 3 by pulley, when valve block 2 is opened, logical
Crossing the effect of pulley so that transformation sheet 3 trails, when valve block 2 is closed, connecting line is drawn in by pulley driving transformation sheet 3.
As one embodiment of the present of invention, its middle valve plate 2 of valve block 2 as described in Figure 4 is under shed pattern, can be according to reality
Border needs not install employing both sides Air deflector, and outward flange is directly connected to by attachment means with transformation sheet 3, transformation sheet 3 basis
The opening and closing of valve block 2 carry out stretching out, gathering action, and wherein, attachment means can be connecting rod, or cordage, steel wire rope etc. are even
Wiring, normally-open for ensureing valve block 2, it is hinged on the transformation sheet 3 below valve body 1 air outlet and makes for fire-proof light material, no
Can occur because transformation sheet 3 weight causes greatly the problem that valve block 2 cannot be normally-open.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is example
Property, it is impossible to be interpreted as limitation of the present invention, those of ordinary skill in the art is without departing from the principle of the present invention and objective
In the case of above-described embodiment can be changed within the scope of the invention, revise, replace and modification.
Claims (7)
1. a fire-type movable type variable-pressure exhaust passage, including valve body (1), valve block (2), transformation sheet (3), stopping means (4), prevents
Fire device (5), valve body (1) is arranged on flue preformed hole, be hinged with in valve body (1) lower end for close valve block (2), valve
Sheet (2) both sides are correspondingly arranged on for closing the Air deflector of lateral opening when valve block (2) is opened, and also set in valve body (1) bottom
Be equipped with protruding in bending the stopping means (4) against valve block (2) outside, it is characterised in that: described valve block (2) outside
Being provided with transformation sheet (3), inner side is provided with weight, and it is spacing pole that described stopping means (4) is folded upward at part, spacing
There is the limited block against valve block (2) in masthead portion, is provided with firebreak device (5) inside limited block lowermost limit pole.
Fire-type movable type variable-pressure exhaust passage the most according to claim 1, it is characterised in that: described transformation sheet (3) peace
It is contained at valve block (2) outer upper, and the flow-guiding channel outlet of the not higher than Air deflector formation of valve block (2) and its side
Minimum point.
Fire-type movable type variable-pressure exhaust passage the most according to claim 1 and 2, it is characterised in that: described transformation sheet (3)
For outward extending flat board or be bent upwards into arcuation.
Fire-type movable type variable-pressure exhaust passage the most according to claim 1, it is characterised in that: described weight includes screw rod
With adjusting nut.
Fire-type movable type variable-pressure exhaust passage the most according to claim 1, it is characterised in that: described firebreak device includes
The torsionspring that spacing temperature-sensitive element is spacing with limited temperature-sensitive element.
Fire-type movable type variable-pressure exhaust passage the most according to claim 1, it is characterised in that: described valve body (1) top
Edge is provided with support bar (6), and support bar (6) outer end is provided with pulley, and valve body (1) lower edge is hinged with transformation sheet (3), valve block
(2) outward flange is connected with transformation sheet (3) by pulley.
Fire-type movable type variable-pressure exhaust passage the most according to claim 6, it is characterised in that: described valve block (2) outside
Edge is directly connected to by attachment means with transformation sheet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610594667.8A CN106049827B (en) | 2016-07-26 | 2016-07-26 | Fire-type movable type variable-pressure exhaust passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610594667.8A CN106049827B (en) | 2016-07-26 | 2016-07-26 | Fire-type movable type variable-pressure exhaust passage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106049827A true CN106049827A (en) | 2016-10-26 |
| CN106049827B CN106049827B (en) | 2018-09-18 |
Family
ID=57417876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610594667.8A Expired - Fee Related CN106049827B (en) | 2016-07-26 | 2016-07-26 | Fire-type movable type variable-pressure exhaust passage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106049827B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04158155A (en) * | 1990-10-23 | 1992-06-01 | Toyoda Gosei Co Ltd | Ventilator |
| JPH09257298A (en) * | 1996-03-26 | 1997-09-30 | Toyo Netsu Kogyo Kk | Reflief damper |
| CN1467398A (en) * | 2002-07-08 | 2004-01-14 | 林润泉 | Flow guiding type exhaust check valve |
| CN201462102U (en) * | 2009-05-15 | 2010-05-12 | 大连冷星企业有限公司 | Large-scale one-way check valve |
| CN201972378U (en) * | 2011-01-30 | 2011-09-14 | 淄博高新技术产业开发区金霞建材厂 | Variable pressure draught flue |
| CN202109052U (en) * | 2011-02-21 | 2012-01-11 | 林润泉 | Fireproofing vent valve of exhaust passage |
| CN202867947U (en) * | 2012-11-06 | 2013-04-10 | 谭万强 | Adjustable voltage transformative and fireproof check valve for exhaust air duct |
| CN105508667A (en) * | 2015-12-29 | 2016-04-20 | 无锡南理工科技发展有限公司 | Fireproof and non-return exhaust valve |
| CN205822707U (en) * | 2016-07-26 | 2016-12-21 | 孙常义 | Fire-type movable type variable-pressure exhaust passage |
-
2016
- 2016-07-26 CN CN201610594667.8A patent/CN106049827B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04158155A (en) * | 1990-10-23 | 1992-06-01 | Toyoda Gosei Co Ltd | Ventilator |
| JPH09257298A (en) * | 1996-03-26 | 1997-09-30 | Toyo Netsu Kogyo Kk | Reflief damper |
| CN1467398A (en) * | 2002-07-08 | 2004-01-14 | 林润泉 | Flow guiding type exhaust check valve |
| CN201462102U (en) * | 2009-05-15 | 2010-05-12 | 大连冷星企业有限公司 | Large-scale one-way check valve |
| CN201972378U (en) * | 2011-01-30 | 2011-09-14 | 淄博高新技术产业开发区金霞建材厂 | Variable pressure draught flue |
| CN202109052U (en) * | 2011-02-21 | 2012-01-11 | 林润泉 | Fireproofing vent valve of exhaust passage |
| CN202867947U (en) * | 2012-11-06 | 2013-04-10 | 谭万强 | Adjustable voltage transformative and fireproof check valve for exhaust air duct |
| CN105508667A (en) * | 2015-12-29 | 2016-04-20 | 无锡南理工科技发展有限公司 | Fireproof and non-return exhaust valve |
| CN205822707U (en) * | 2016-07-26 | 2016-12-21 | 孙常义 | Fire-type movable type variable-pressure exhaust passage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106049827B (en) | 2018-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210419 Address after: 226600 Renqiao Industrial Zone, Hai'an hi tech Zone, Hai'an City, Nantong City, Jiangsu Province (group 2, zushimiao Village) Patentee after: Nantong YONGGU Construction Co.,Ltd. Address before: 150000 Heilongjiang province Harbin City Yonghe village Yongyuan town Daowai District eight groups Patentee before: Sun Changyi |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |