CN207073613U - Fire resisting damper and fume-resisting system - Google Patents
Fire resisting damper and fume-resisting system Download PDFInfo
- Publication number
- CN207073613U CN207073613U CN201720731213.0U CN201720731213U CN207073613U CN 207073613 U CN207073613 U CN 207073613U CN 201720731213 U CN201720731213 U CN 201720731213U CN 207073613 U CN207073613 U CN 207073613U
- Authority
- CN
- China
- Prior art keywords
- air vent
- slide plate
- fire resisting
- resisting damper
- fire
- 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
Abstract
The utility model discloses a kind of fire resisting damper and fume-resisting system, prior art is solved after hot melt piece melts, the upset of fire prevention valve block freely falls the gas channel blocked in fire resisting damper body, sometimes due to valve body gets rusty etc., the reason valve block activity that to prevent fires is insensitive, so that the problem of fire prevention valve block is difficult to the gas channel in completely cut off fire resisting damper body by self gravitation, its drip irrigation device is：Drive core assembly to be moved in housing to close or open air exhaust passage including elastic component, by elastic component, provide augmented thrust by elastic component, core assembly is overcome certain resistance of motion, so as to blocking the gas channel in fire resisting damper body.
Description
Technical field
Fire-fighting equipment technical field is the utility model is related to, more specifically, it relates to a kind of fire resisting damper and fume-resisting system.
Background technology
Existing building is provided with sharing of exhaust road more, and each layer kitchen, toilet connect with shared exhausting duct respectively, to prevent
Foul smell recharge in sharing of exhaust road, check-valves is equipped between each kitchen, toilet and shared exhausting duct, meanwhile, in order to
When preventing that other floors from occurring fire, the pyrotechnics in sharing of exhaust road pours in down a chimney also to be required in this portion into this family room, national standard
Position sets fire resisting damper, when fire occurs for other rooms, automatic-closing valve, prevents fire from stretching.
Chinese utility model patent, Authorization Notice No. CN201155603U, the day for announcing are on November 26th, 2008, bulletin
A kind of building exhausting duct fire-proof valve, the main points of its technical scheme are：Provided with fire prevention valve body, fire prevention valve block, described fire resisting damper
Body is provided with air inlet and gas outlet, and the gas channel in valve body is provided with valve port, and the fire prevention valve block is by heating piece and fire prevention
Valve body connects, and the fire prevention valve block overturns or freely fallen the gas channel blocked in the fire resisting damper body, the fire prevention valve block
Outside is provided with contactor, and the external side of fire resisting damper at the contactor position correspondence with being provided with alarm, the fire prevention valve block
Blocked overturning or freely falling in the fire resisting damper body under gas channel state, the switch of the contactor and the alarm
Contact and start the alarm.
For above-mentioned prior art after hot melt piece melts, fire prevention valve block overturns or freely fallen the air-flow blocked in fire resisting damper body
Passage, sometimes due to valve body gets rusty etc., the reason valve block activity that to prevent fires is insensitive so that fire prevention valve block is difficult by self gravitation
With the gas channel in completely cut off fire resisting damper body.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of fire resisting damper, it is auxiliary by providing
Boosting power, core assembly is overcome certain resistance of motion, so as to block the gas channel in fire resisting damper body the advantages of.
To achieve the above object, the utility model provides following technical scheme：
A kind of fire resisting damper, including the middle housing for forming air exhaust passage, be used in housing to close or opening the row
The core assembly of wind passage, the core assembly include the first baffle being fixed in the air exhaust passage, the first baffle
The first air vent is provided with, the housing cavity is provided with chute, is slidably connected in chute for blocking first air vent
Slide plate, the slide plate is provided with the second air vent with the first air vent interlaced arrangement, and the slide plate is along glide direction
Both ends be respectively equipped with elastic component and hot melt block, it is described hot melt block prop up the slide plate make first air vent and second divulge information
Hole connects, the elastic component by elastic anchorage force the slide plate is slided in the chute after the hot melt block melts with
The first air vent and the second air vent is set to misplace to block air exhaust passage.
Using above-mentioned technical proposal, core assembly is arranged in housing, for closing or opening air exhaust passage, first baffle
It is fixed in air exhaust passage, is slided in housing and be provided with slide plate, the first plate washer is provided with the first air vent, and slide plate is provided with second
Air vent, slide plate is connected by the first air vent of slip with the second air vent or the first air vent and the friendship of the second air vent
Mistake, when the first air vent connects with the second air vent, fire resisting damper is opened and can divulged information, when the first air vent and the second air vent
When staggeredly, air exhaust passage is closed by slide plate, prevents the intensity of a fire and smog from spreading；Slide plate is respectively arranged with along the both ends of glide direction
Elastic component and hot melt block, hot melt block, which props up slide plate, connects the first air vent and the second air vent, when the temperature in pipeline reaches
When heating the melt temperature of block, hot melt block melts, and promotes slide plate along slide by the elastic-restoring force of elastic component to close
Fire resisting damper.
Further, the end of the slide plate insertion chute is provided with pulley.
Using above-mentioned technical proposal, the end of slide plate insertion chute is provided with pulley, can reduce the friction resistance of slide plate slides
Power.
Further, the first baffle and the slide plate are made up of copper or aluminium, are set respectively on first plate washer and slide plate
There is magnetic patch, when first ventilating opening and the second ventilating opening connect, the magnetic patch on first baffle and slide plate is same magnetic, described
When first ventilating opening and the second ventilating opening misplace, the magnetic patch on first baffle and slide plate is opposite magnetic.
Using above-mentioned technical proposal, first baffle and slide plate are made up of copper or aluminium, its own can not by magnet adsorption, first
Magnetic patch is respectively equipped with baffle plate and slide plate, when the first ventilating opening and the second ventilating opening connect, the magnetic patch on first baffle and slide plate
It is for same magnetic, i.e., mutually exclusive that there is thrust, but due to heating the support of block so that the first ventilating opening and the second ventilating opening
Connection is kept, if after hot melt block melts, the mutually exclusive thrust of two pieces of magnetic patch promotes the first ventilating opening and the second ventilating opening wrong
When position, the first ventilating opening and the second ventilating opening misplace, the magnetic patch on first baffle and slide plate is opposite magnetic, can mutually be inhaled
Close, pull slide plate to be slided relative to first baffle so that slide plate closes the first air vent；By magnetic patch be used as auxiliary power source,
Coordinate elastic component together, there is larger thrust, core assembly is overcome certain resistance of motion, so as to blocking fire resisting damper
The advantages of internal gas channel.
Further, first air vent and the second air vent are respectively equipped with multigroup.
Using above-mentioned technical proposal, the first air vent and the second air vent set multigroup respectively, can improve draught capacity.
Further, first air vent and the second air vent are long slot bore.
Using above-mentioned technical proposal, the first air vent and the second air vent are long slot bore, are easy to process, and with larger
Ventilating surface.
Another object of the present utility model is to provide a kind of fume-resisting system, does not spread in fire resisting damper in the intensity of a fire, carries
Preceding tube wall fire resisting damper.
A kind of fume-resisting system, including above-mentioned fire resisting damper, the hot melt block outside parcel are wound with heating wire, the Smoke prevention system
System includes control circuit and main circuit；
The control circuit includes Smoke Sensor, the first resistor connected with the detection resistance of Smoke Sensor and electricity
Property is connected to the gating circuit between the detection resistance and first resistor；The gating circuit include comparator, triode, after
Electrical equipment, wherein, the comparator is electrically connected with voltage reference value, and voltage reference value is mutually fitted with default highest smokescope
Match somebody with somebody, after the base stage of the triode is electrically connected at comparator, colelctor electrode is electrically connected at power supply, emitter stage is connected with relay
Ground connection；
Main circuit include series connection the relay normally opened contact switch and and the fire resisting damper in heating wire.
Using above-mentioned technical proposal, Smoke Sensor detection smokescope, and signal is passed into comparator, when smog is dense
When degree is more than default highest smokescope a reference value, comparator output high level so that triode ON, and then relay obtains
Electricity, the normally opened contact switch in main circuit are closed, and heating wire is begun to warm up, and hot melt block is melted, and core assembly is by air exhaust passage
Cut-off, smog is prevented to spread；This fume-resisting system effect is sensitive, is detected in the non-large area sprawling of flame, by Smoke Sensor
Exceed setting value to smog and start fire resisting damper, effect is sensitive safe.
In summary, fire resisting damper of the present utility model overcomes core assembly certain by providing augmented thrust
The resistance of motion, so as to block the gas channel in fire resisting damper body the advantages of；Fume-resisting system effect is sensitive, climing in the non-large area of flame
It is delayed, detects that smog starts fire resisting damper by Smoke Sensor, effect is sensitive safe.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly introduced in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of the fire resisting damper air exhaust passage open mode in the utility model embodiment one；
Fig. 2 is the part explosive view of the fire resisting damper in the utility model embodiment one；
Fig. 3 is the circuit diagram of the fume-resisting system in embodiment two.
Reference：10th, housing；101st, air exhaust passage；102nd, ventilating opening；111st, first baffle；112nd, the first air vent；
113rd, chute；114th, slide plate；116th, the second air vent；12nd, elastic component；13rd, pulley；14th, magnetic patch；15th, block is heated；201st, control
Circuit；202nd, main circuit.
Embodiment
The technical solution of the utility model is elaborated below in conjunction with the accompanying drawings.
Embodiment one
A kind of fire resisting damper, sent, on backwind tube installed in ventilation, air-conditioning system, usually in opening；When fire once
Occur, gas in pipelines temperature is voluntarily closed when reaching 70 DEG C, 150 DEG C or 280 DEG C, and can be met within a certain period of time resistance to
Fiery integrity demands, play and acted on every cigarette back-fire relief.The melt temperature for the hot melt block 15 that specific temperature value is depended in fire resisting damper,
The hot melt block 15 of the application is using the general hot melt block 15 of the art.
Referring to Fig. 1, Fig. 2, fire resisting damper includes the middle housing 10 for forming air exhaust passage 101, is used to seal in housing 10
Close or open the core assembly of the air exhaust passage 101；The upper end of housing 10 and side are provided with ventilating opening 102.
Wherein, core assembly includes the first baffle 111 that is fixed in air exhaust passage 101, and first baffle 111 is provided with the
One air vent 112, the inner chamber of housing 10 are provided with chute 113, are slidably connected in chute 113 for blocking the first air vent 112
Slide plate 114, slide plate 114 are provided with the second air vent 116 with the interlaced arrangement of the first air vent 112, the first air vent 112 and the
Two air vents 116 are respectively equipped with multigroup, and the first air vent 112 and the second air vent 116 are long slot bore.
Both ends of the slide plate 114 along glide direction are respectively equipped with elastic component 12 and hot melt block 15, and hot melt block 15 props up slide plate 114
The first air vent 112 is set to be connected with the second air vent 116, elastic component 12 makes cunning after hot melt block 15 melts by elastic anchorage force
Plate 114 slides in chute 113 so that the first air vent 112 and the second air vent 116 misplace to block air exhaust passage 101.
In order that the slip of slide plate 114 is more smooth, the end that slide plate 114 is embedded in chute 113 is provided with pulley 13.
First baffle 111 and slide plate 114 are made up of copper or aluminium, and magnetic patch 14 is respectively equipped with the first plate washer and slide plate 114, the
When one ventilating opening 102 connects with the second ventilating opening 102, the magnetic patch 14 on first baffle 111 and slide plate 114 is same magnetic, the
When one ventilating opening 102 and the second ventilating opening 102 misplace, the magnetic patch 14 on first baffle 111 and slide plate 114 is opposite magnetic.
During work, core assembly is arranged in housing 10, for closing or opening air exhaust passage 101, and first baffle 111 is consolidated
Slide plate 114 is provided with due to being slided in air exhaust passage 101, in housing 10, the first plate washer is provided with the first air vent 112, slide plate
114 are provided with the second air vent 116, slide plate 114 connected with the second air vent 116 by sliding the first air vent 112 or
First air vent 112 interlocks with the second air vent 116, when the first air vent 112 connects with the second air vent 116, fire resisting damper
Open and can divulge information, when the first air vent 112 and the second air vent 116 staggeredly when, by the closing air exhaust passage 101 of slide plate 114,
Prevent the intensity of a fire and smog from spreading；Both ends of the slide plate 114 along glide direction are respectively arranged with elastic component 12 and hot melt block 15, heat block
15, which prop up slide plate 114, makes the first air vent 112 be connected with the second air vent 116, when the temperature in pipeline reaches hot melt block 15
During melt temperature, hot melt block 15 melts, and promotes slide plate 114 to be slided along chute 113 to seal by the elastic-restoring force of elastic component 12
Close fire resisting damper.Embodiment two
A kind of fume-resisting system, including as a kind of fire resisting damper in embodiment one, the outside parcel of hot melt block 15 are wound with electric heating
Silk R, in addition to Smoke Sensor, the internal structure of Smoke Sensor are the detection resistance R2 for the change that a resistance can occur,
The principle that its resistance changes is that smokescope can influence detection resistance R2 sizes, and the resistance size and smokescope that internal resistance changes are big
It is small to have certain ratio relation.
Referring to Fig. 3, the fume-resisting system includes control circuit 201 and main circuit 202；
Control circuit 201 include Smoke Sensor, the first resistor R1 that is connected with the detection resistance R2 of Smoke Sensor with
And it is electrically connected at the gating circuit between detection resistance R2 and first resistor R1；Gating circuit include comparator B, triode,
Relay KM, wherein, comparator B is electrically connected with voltage reference value, and voltage reference value is mutually fitted with default highest smokescope
Match somebody with somebody, after the base stage of triode is electrically connected at comparator B, colelctor electrode is electrically connected at power supply, emitter stage is connected with relay KM
Ground connection；
Main circuit 202 include series connection relay KM normally opened contact switch KM-1 and and fire resisting damper in heating wire R.
Smoke Sensor detects smokescope, and signal is passed into comparator B, when smokescope is more than default highest
During smokescope a reference value, comparator B output high level so that triode Q is turned on, and then relay KM obtains electric, main circuit 202
In normally opened contact switch KM-1 close, heating wire R begun to warm up, and hot melt block 15 is melted, and core assembly is by air exhaust passage 101
Cut-off, smog is prevented to spread；This fume-resisting system effect is sensitive, is detected in the non-large area sprawling of flame, by Smoke Sensor
Exceed setting value to smog and start fire resisting damper, effect is sensitive safe.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of fire resisting damper, including the middle housing (10) for forming air exhaust passage (101), in housing (10) be used to close or
Open the core assembly of the air exhaust passage (101), it is characterised in that：The core assembly includes being fixed on the air exhaust passage
(101) first baffle (111) in, the first baffle (111) are provided with the first air vent (112), and the housing (10) is interior
Chamber is provided with chute (113), and the slide plate (114) for blocking first air vent (112) is slidably connected in chute (113),
The slide plate (114) is provided with the second air vent (116) with the first air vent (112) interlaced arrangement, the slide plate
(114) elastic component (12) and hot melt block (15) are respectively equipped with along the both ends of glide direction, the hot melt block (15) props up the cunning
Plate (114) makes first air vent (112) be connected with the second air vent (116), and the elastic component (12) is in the hot melt block
(15) slide plate (114) is made to be slided in the chute (113) so that the first air vent by elastic anchorage force after melting
(112) misplaced with the second air vent (116) to block air exhaust passage (101).
2. fire resisting damper according to claim 1, it is characterised in that：The end of the embedded chute (113) of the slide plate (114)
Portion is provided with pulley (13).
3. fire resisting damper according to claim 1, it is characterised in that：The first baffle (111) and the slide plate (114) are
Copper or aluminium are made, and magnetic patch (14), first ventilating opening (102) and are respectively equipped with first plate washer and slide plate (114)
When two ventilating openings (102) connect, the magnetic patch (14) on first baffle (111) and slide plate (114) is same magnetic, and described first is logical
When air port (102) and the second ventilating opening (102) misplace, the magnetic patch (14) on first baffle (111) and slide plate (114) is opposite magnetic
Property.
4. fire resisting damper according to claim 1, it is characterised in that：First air vent (112) and the second air vent
(116) it is respectively equipped with multigroup.
5. fire resisting damper according to claim 4, it is characterised in that：First air vent (112) and the second air vent
(116) it is long slot bore.
6. a kind of fume-resisting system, including the fire resisting damper as described in claim any one of 1-5, it is characterised in that：The hot melt block
(15) outside parcel is wound with heating wire (R), and the fume-resisting system includes control circuit (201) and main circuit (202)；
The first resistor that the control circuit (201) includes Smoke Sensor, connected with the detection resistance (R2) of Smoke Sensor
And the gating circuit that is electrically connected between the detection resistance (R2) and first resistor (R1) (R1)；The gating circuit bag
Comparator (B), triode, relay (KM) are included, wherein, the comparator (B) is electrically connected with voltage reference value, voltage reference
Value is adapted with default highest smokescope, and the base stage of the triode is electrically connected at comparator (B), colelctor electrode electrically connects
It is connected to power supply, emitter stage is grounded after being connected with relay (KM)；
Main circuit (202) include series connection the relay (KM) normally opened contact switch (KM-1) and and the fire resisting damper in
Heating wire (R).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731213.0U CN207073613U (en) | 2017-06-21 | 2017-06-21 | Fire resisting damper and fume-resisting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731213.0U CN207073613U (en) | 2017-06-21 | 2017-06-21 | Fire resisting damper and fume-resisting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207073613U true CN207073613U (en) | 2018-03-06 |
Family
ID=61513943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720731213.0U Expired - Fee Related CN207073613U (en) | 2017-06-21 | 2017-06-21 | Fire resisting damper and fume-resisting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207073613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750151A (en) * | 2020-07-05 | 2020-10-09 | 童立军 | Building fire prevention valve |
-
2017
- 2017-06-21 CN CN201720731213.0U patent/CN207073613U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750151A (en) * | 2020-07-05 | 2020-10-09 | 童立军 | Building fire prevention valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105222362A (en) | The control system of gas-fired water heater | |
| CN104132422B (en) | Refrigeration control method and system and air-conditioner | |
| CN104964313B (en) | The gas leakage treating method and apparatus of gas-cooker | |
| CN210750987U (en) | Automatic fire extinguishing device for electrical cabinet | |
| CN207073613U (en) | Fire resisting damper and fume-resisting system | |
| CN205090630U (en) | Gas hot water system's control system | |
| KR101911820B1 (en) | Automatic dire extinguishing apparatus for kitchen, and control method therof | |
| KR20120109873A (en) | Ventilation system and smoke control method of indoor | |
| US20210222877A1 (en) | Automatic Smoke/Carbon Monoxide Power Cut-Off Method and System | |
| CN207073614U (en) | A kind of fire resisting damper and fume-resisting system | |
| CN202338502U (en) | Intelligent air exhausting device | |
| CN207333865U (en) | A kind of novel fire damper and fume-resisting system | |
| KR101390165B1 (en) | Hood fire-alarm automatic system | |
| CN209245436U (en) | The control device of automatic self-closing gas supply valve when a kind of wall-hung boiler failure | |
| CN107270021B (en) | A kind of gas pipeline with automatic closing function | |
| CN203375612U (en) | Radiation air-conditioning system capable of preventing dew formation from occurring to interior of residential building | |
| CN209115018U (en) | One kind is every cigarette fire resistant doorsets | |
| CN107180514A (en) | A kind of domestic gas control system | |
| CN206129070U (en) | Formula that dangles explosion - proof wave valve | |
| CN205445358U (en) | Defogging glass | |
| CN206863930U (en) | A kind of domestic gas control system | |
| CN209197077U (en) | A kind of emergency ventilation of Underground Garage room and mean time ventilation common system | |
| CN206338906U (en) | Unattended extinction using gas room calamity rear venting device | |
| CN207701433U (en) | A kind of smoke evacuation system | |
| CN210241898U (en) | Fire control, dual-purpose air supplement system of air conditioner |
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: 20180306 Termination date: 20190621 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |