CN107161831A - A kind of Smoke prevention elevator - Google Patents
A kind of Smoke prevention elevator Download PDFInfo
- Publication number
- CN107161831A CN107161831A CN201710375047.XA CN201710375047A CN107161831A CN 107161831 A CN107161831 A CN 107161831A CN 201710375047 A CN201710375047 A CN 201710375047A CN 107161831 A CN107161831 A CN 107161831A
- Authority
- CN
- China
- Prior art keywords
- car
- blower fan
- outlets
- air
- sensor
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
- B66B11/024—Ventilation systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/021—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/0001—Control or safety arrangements for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
Abstract
The invention discloses a kind of Smoke prevention elevator, including car, car is provided with ventilation unit, built-in sensors, outer sensor and air filter；The ventilation unit includes blower fan, first air port, second air port and controller, first air port is arranged at the bottom of car floor or side wall, top of second air port in car, second air port is connected by air channel with blower fan one end, and the blower fan other end is provided with A outlets and B outlets, the A outlets are communicated with outside, and the B outlets are communicated by air filter with outside；The controller is electrically connected with the formation of blower fan, outer sensor and built-in sensors respectively, in external sensor-triggered, built-in sensors triggering or correspondence makes into car air-supply or exhausting and opens the action command of A outlets or the B outlets of blower fan during without sensor-triggered.Using the present invention, the injury caused from the flue dust that fire is produced to trapped personnel can be prevented, the smoke in car can be also taken away.
Description
Technical field
The present invention relates to a kind of elevator, more particularly to a kind of Smoke prevention elevator.
Background technology
When high-rise building meets with fire, the main power source of elevator is cut off, if now also having personnel not escape from time in elevator,
Then it is trapped in car, the flue dust that fire is produced can enter in car with hoistway or car door, and passenger-in-elevator is except facing elevator
Outside the various safety problems for being possible to appearance, also to take precautions against entering the flue dust in car.Fire statistics data shows, fiery
There is 60%~80% cause of death relevant with the flue gas in fire in died in calamity, flue dust is mainly carbon monoxide, titanium dioxide
Carbon, vapor, sulfur dioxide and phosphorus pentoxide etc. mix toxic gas, and human body suction is easily poisoned to death.And it is existing
The ventilation equipment of elevator typically with hoistway air communication, though the circulation of air in car can be kept, can not ensure to be passed through car
Interior air quality, so that the injury caused from the flue dust that fire is produced to trapped personnel can not be prevented.
The content of the invention
The technical problems to be solved by the invention are there is provided a kind of Smoke prevention elevator, can prevent the cigarette produced from fire
The injury that dirt is caused to trapped personnel, can also take the smoke in car away.
In order to solve the above-mentioned technical problem, car is included the invention provides one kind, car is provided with ventilation unit, built-in
Sensor, outer sensor and air filter；
The ventilation unit includes blower fan, the first air port, the second air port and controller, and first air port is arranged at car floor
Or the bottom of side wall, top of second air port in the car, second air port is connected by air channel with blower fan one end,
The blower fan other end is communicated provided with A outlets and B outlets, the A outlets with outside, and the B outlets pass through air filter
Communicated with outside；
The controller is electrically connected with the formation of blower fan, outer sensor and built-in sensors respectively, interior in external sensor-triggered
Put sensor-triggered or correspondence makes into car air-supply or exhausting and opens A outlets or the B of blower fan during without sensor-triggered
The action command of outlet.
It is used as the optimal technical scheme of above-mentioned Smoke prevention elevator, the outer sensor Real-time Monitoring Data, when controller connects
When receiving measured data more than threshold value, the instruction for blowing and opening blower fan B outlets into car is sent to blower fan.
It is used as the optimal technical scheme of above-mentioned Smoke prevention elevator, the built-in sensors Real-time Monitoring Data, when controller connects
When receiving measured data more than threshold value, the instruction of exhausting and opening blower fan A outlets into car is sent to blower fan.
As the optimal technical scheme of above-mentioned Smoke prevention elevator, when outer sensor and built-in sensors are transmitted to controller
When measured data is all not less than threshold value, controller sends to blower fan and the instruction that blower fan A is exported is blown and opened into car.
As the optimal technical scheme of above-mentioned Smoke prevention elevator, the outer sensor includes cigarette induction device and/or thermal sensation is filled
Put, the outer sensor is distributed in outside car outer wall OR gate at least provided with 3.
As the optimal technical scheme of above-mentioned Smoke prevention elevator, the built-in sensors include cigarette induction device, the built-in biography
Sensor is distributed on the top plate in car inwall or car at least provided with 3.
As the optimal technical scheme of above-mentioned Smoke prevention elevator, the cigarette induction device is ion type smog sensor, the heat
Induction device is temperature sensor.
As the optimal technical scheme of above-mentioned Smoke prevention elevator, the Smoke prevention elevator is additionally provided with UPS uninterrupted power sources to power
Continue power supply to ventilation unit, built-in sensors and outer sensor during terraced main power circuit power-off.
As the optimal technical scheme of above-mentioned Smoke prevention elevator, the air filter is filtered provided with ultra-fine fibre glass thing
Layer, active carbon layer and the silver-colored titanium dioxide layer of load.
Implement the present invention, have the advantages that：
The present invention is judged whether in fire condition by outer sensor and built-in sensors and needs to siphon away in car
The smoke that smoking is left, using the forward and reverse rotation of blower fan, A outlets are connected with extraneous air and B outlets are filled with air filtration
The characteristics of putting connection, realizes and crosses air filtering in case of fire, it is ensured that enter the quality of air in car, under even in everyday situations just
Normal ventilation, had both solved the ventilating problem in car under fire condition, and ventilation situation is good when can also keep car routine use
Good, regular maintenance cost is low.In addition, Smoke prevention elevator optimization apparatus structure of the present invention, and it is compatible with existing elevator production line
Property strong, reforming equipment less investment.
Brief description of the drawings
Fig. 1 is a kind of structural representation of Smoke prevention elevator of the invention；
Fig. 2 is a kind of another structural representation of Smoke prevention elevator of the invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with accompanying drawing
It is described in detail on step ground.Only this is stated, the side such as the up, down, left, right, before and after of the invention that occurs in the text or will appear from, inside and outside
Position word, only on the basis of the accompanying drawing of the present invention, it is not the specific restriction to the present invention.
In order to overcome existing elevator to be difficult to carry out Smoke prevention measure in fire, as depicted in figs. 1 and 2, the present invention provides one
Smoke prevention elevator, including car 1 are planted, car 1 is provided with ventilation unit, built-in sensors 5, outer sensor 6 and air filtration dress
Put 7；
The ventilation unit includes blower fan 2, the first air port 3, the second air port 4 and controller, and first air port 3 is arranged at car
The bottom of 1 bottom plate or side wall, top of second air port 4 in car 1, second air port 4 passes through air channel and blower fan 2
One end is connected, and the other end of blower fan 2 is communicated provided with A outlets and B outlets 22, the A outlets 21 with outside, the B outlets 22
Communicated by air filter 7 with outside；
The controller is electrically connected with the formation of blower fan 2, outer sensor 6 and built-in sensors 5 respectively, is touched in outer sensor 6
Hair, built-in sensors 5 are triggered or correspondence makes into car 1 air-supply or exhausting and opens the A of blower fan 2 during without sensor-triggered
Export the action command of 21 or B outlets 22.
Wherein, the blower fan 2 that ventilation unit includes is provided with the top of car 1, and the blower fan 2 can rotate forward air-supply or reversely take out
Wind.First air port 3 is provided with 1-10, respectively in the bottom of the bottom plate of car 1 or side wall, with the outer air communication of car 1；But both enter
Depending on gas port or exhaust outlet, the specific direction of rotation of apparent wind machine 2.Second air port 4 is provided with 1-10, in car 1
Top, second air port 4 is connected by air channel with the one end of blower fan 2；Similarly, the second air port 4 both can be air inlet, can also
It is exhaust outlet, depending on the specific direction of rotation of apparent wind machine 2.
Specifically, when blower fan 2, which is that positive steering car 1 is interior, blows, the air outside car 1 enters sedan-chair by the second air port 4
In railway carriage or compartment 1, then it is discharged to outside car 1 from the first air port 3, forms air flow circulation, plays the logical wind action of ventilation, now second
Air port 4 is air inlet, and the first air port 3 is exhaust outlet.When exhausting in blower fan 2 is counter steer car 1, the air warp in car 1
Second air port 4 discharge car 1 is outer so as to form negative pressure in car 1, and the outer air pressure of car 1 is more than the air pressure in car 1, car 1
Outer air is added in car 1 by the first air port 3, so as to form air flow circulation, now, the first air port 3 is air inlet,
Second air port 4 is exhaust outlet.
The blower fan 2 that the ventilation unit of existing elevator is used typically only has air blowing function, but if fire condition, in hoistway
The flue dust for being mingled with various toxic gases is filled with, can be by if elevator also continues to carry out ventilation ventilation using the ventilation unit
Toxic fumes are drawn onto in car 1, do not have the purpose of Smoke prevention.If closing the ventilation unit, trapped personnel can then cause with
Content of oxygen in air is fewer and fewer in the passage of stranded time, car 1, it may appear that the problem of anoxic, asphyxia.
Therefore, Smoke prevention elevator of the present invention is provided with air filter 7 to purify the air into car 1.It is described
The one end of blower fan 2 is connected with the second air port 4, and the other end exports 21 and B outlets, 22, A outlets 21 provided with A and directly communicated with outside, institute
B outlets 22 are stated to communicate with outside by air filter 7.And in order to control elevator in fire just using the air after purification
Send into car 1, the present invention is externally provided with several built-in sensors 5 and outer sensor 6 in car 1.The external sensing
Device 6 includes cigarette induction device and/or thermal sensation device, and the outer sensor 6 is distributed in the outer wall OR gate of car 1 at least provided with 3
Outside, it can judge whether to be in fire condition by cigarette induction device and thermal sensation device.When cigarette induction device and thermal sensation device measured data
More than threshold value, the B outlets 22 that blower fan 2 opens blower fan 2 cause blower fan 2 to be connected with air filter 7, and the positive rotation of blower fan 2
Turn, blown into car 1 so that the air outside car 1, which is first passed around, to be entered back into after air filter 7 in car 1, even if empty
Toxic fumes containing high concentration in gas, also ensure that filtered air meets air quality requirements, so as to solve fire feelings
Ventilating problem under condition in car 1.
But daily elevator is in use, the air in hoistway is not required in filtering, such as daily elevator ventilation process also using sky
Gas filter 7 then needs very high maintenance cost, and this is due to the adsorption particle of air filter 7 and toxic gas to one
After individual saturation value, then there is no filtration, it is therefore desirable to periodic replacement and cleaning, so as to cause maintenance cost high.Therefore, this
The blower fan 2 is invented provided with two outlets：A exports 21 and B outlets, 22, B outlets 22 and is connected with air filter 7.A is exported
21 are directly connected with extraneous air, and A outlets 21 are opened in daily elevator ventilation, are closed B outlets 22, are directly adopted and hoistway air exchange
；And occur closing A outlets 21 during fire, B outlets 22 are opened, the air of hoistway is first filtered and is discharged into afterwards in car 1.Using
The present invention had both solved the ventilating problem under fire condition in car 1, also reduced regular maintenance cost, the compatibility with existing elevator
By force.
Daily elevator ventilation can run into two kinds of situations：（1）Someone's smoking in car 1, causes the smoke of car 1 to be difficult to disperse；
（2）Free from extraneous odour.For（1）Built-in sensors 5 are provided with the situation of kind, car 1 of the present invention, built-in sensors 5 are high sensitivity
Cigarette induction device, when detect numerical value exceed predetermined threshold value when, blower fan 2 open A outlet 21, close B outlet 22, and reversely exhausting
There to be smoke air quickly to extract out, so as to keep with fresh air in car 1.For（2）The situation of kind, smoke smell free will not then be triggered
Built-in sensors 5, blower fan 2 is still opening A outlets 21, closes B outlets 22, but be now using positive air supply mode, the party
Formula to the comfort level of passenger-in-elevator more preferably.
The ventilation unit also include controller, the controller respectively with blower fan 2, outer sensor 6 and built-in sensors 5
Form electrical connection.Controller receives outer sensor 6 and the detection numerical value of built-in sensors 5 performs following act：
When controller, which receives outer sensor 6 and built-in sensors 5, is no more than threshold value, it is judged as the smoke smell free of car 1 and not
It is fire condition, the A outlets 21 that blower fan 2 is blown and opened into car 1 is sent to blower fan 2, the instruction of B outlets 22 is closed；
When controller receive only the measured data of outer sensor 6 exceed threshold value when, in fact it could happen that fire condition, to blower fan 2
The B outlets 22 that blower fan 2 is blown and opened into car 1 are sent, the instruction of A outlets 21 is closed；
When controller is received only the measured data of built-in sensors 5 exceedes threshold value when, someone's smoking in possible car 1, aweather
Machine 2 sends the A outlets 21 of exhausting and opening blower fan 2 into car 1, closes the instruction of B outlets 22；
When controller, which receives outer sensor 6 and the measured data of built-in sensors 5, all exceedes threshold value, equally it is judged as possibility
There is fire condition, the B outlets 22 that blower fan 2 is blown and opened into car 1 are sent to blower fan 2, the instruction of A outlets 21 is closed.
Preferably, cigarette induction device of the present invention is ion type smog sensor, and the thermal sensation device is temperature sensor.
Preferably, the power-off of elevator main power source is may result in case of fire, and Smoke prevention elevator of the present invention is additionally provided with
UPS uninterrupted power sources are as back-up source, when elevator main power circuit is powered off to ventilation unit, built-in sensors 5 and external
Sensor 6 continues to power.
It should be noted that air filter 7 of the present invention is provided with ultra-fine fibre glass thing filter layer, active carbon layer
With the silver-colored titanium dioxide layer of load.Particulate matter and carbon monoxide in air, titanium dioxide are may filter that by the air filter 7
The toxic gases such as carbon, benzene, toluene, sulfur dioxide and phosphorus pentoxide, filtering requirement when can meet fire condition.
In summary, the present invention is judged whether in fire condition and needed by outer sensor and built-in sensors
The smoke that smoking in car is left is siphoned away, using the forward and reverse rotation of blower fan, A outlets are connected and B outlets with extraneous air
22 with air filter the characteristics of connect, and realizes and crosses air filtering in case of fire, it is ensured that enters the quality of air in car,
Normal ventilation, had both solved the ventilating problem in car under fire condition, and also can keep car is daily to make under even in everyday situations
Used time ventilation is all right, and regular maintenance cost is low.In addition, Smoke prevention elevator of the present invention optimization apparatus structure, and with it is existing
Elevator production line compatibility is strong, reforming equipment less investment.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (9)
1. a kind of Smoke prevention elevator, it is characterised in that including car, car is provided with ventilation unit, built-in sensors, external sensing
Device and air filter；
The ventilation unit includes blower fan, the first air port, the second air port and controller, and first air port is arranged at car floor
Or the bottom of side wall, top of second air port in the car, second air port is connected by air channel with blower fan one end,
The blower fan other end is communicated provided with A outlets and B outlets, the A outlets with outside, and the B outlets pass through air filter
Communicated with outside；
The controller is electrically connected with the formation of blower fan, outer sensor and built-in sensors respectively, interior in external sensor-triggered
Put sensor-triggered or correspondence makes into car air-supply or exhausting and opens A outlets or the B of blower fan during without sensor-triggered
The action command of outlet.
2. Smoke prevention elevator as claimed in claim 1, it is characterised in that the outer sensor Real-time Monitoring Data, works as controller
When receiving measured data more than threshold value, the instruction for blowing and opening blower fan B outlets into car is sent to blower fan.
3. Smoke prevention elevator as claimed in claim 1, it is characterised in that the built-in sensors Real-time Monitoring Data, works as controller
When receiving measured data more than threshold value, the instruction of exhausting and opening blower fan A outlets into car is sent to blower fan.
4. Smoke prevention elevator as claimed in claim 1, it is characterised in that when outer sensor and built-in sensors are transmitted to controller
Measured data all not less than threshold value when, controller sends to blower fan and the instruction that blower fan A is exported is blown and opened into car.
5. Smoke prevention elevator as claimed in claim 1, it is characterised in that the outer sensor includes cigarette induction device and/or thermal sensation
Device, the outer sensor is distributed in outside car outer wall OR gate at least provided with 3.
6. Smoke prevention elevator as claimed in claim 1, it is characterised in that the built-in sensors include cigarette induction device, described built-in
Sensor is distributed on the top plate in car inwall or car at least provided with 3.
7. Smoke prevention elevator as claimed in claim 1, it is characterised in that the cigarette induction device is ion type smog sensor, described
Thermal sensation device is temperature sensor.
8. Smoke prevention elevator as claimed in claim 1, it is characterised in that the Smoke prevention elevator be additionally provided with UPS uninterrupted power sources for
Continue power supply to ventilation unit, built-in sensors and outer sensor when elevator main power circuit is powered off.
9. Smoke prevention elevator as claimed in claim 1, it is characterised in that the air filter is provided with ultra-fine fibre glass thing mistake
Filtering layer, active carbon layer and the silver-colored titanium dioxide layer of load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710375047.XA CN107161831B (en) | 2017-05-24 | 2017-05-24 | A kind of Smoke prevention elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710375047.XA CN107161831B (en) | 2017-05-24 | 2017-05-24 | A kind of Smoke prevention elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107161831A true CN107161831A (en) | 2017-09-15 |
| CN107161831B CN107161831B (en) | 2019-04-23 |
Family
ID=59821817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710375047.XA Active CN107161831B (en) | 2017-05-24 | 2017-05-24 | A kind of Smoke prevention elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107161831B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7102562B1 (en) * | 2021-02-02 | 2022-07-19 | 東芝エレベータ株式会社 | Elevator equipment |
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|---|---|---|---|---|
| JP2006131381A (en) * | 2004-11-08 | 2006-05-25 | Toshiba Elevator Co Ltd | Elevator control device |
| CN1876542A (en) * | 2005-06-07 | 2006-12-13 | 王秋楠 | Positive pressure keeping device and method when elevator compartment in thick smoke environment |
| CN205026858U (en) * | 2015-08-14 | 2016-02-10 | 康达电梯有限公司 | Elevator car air purification system |
| CN105800426A (en) * | 2016-04-08 | 2016-07-27 | 波士顿电梯（湖州）有限公司 | Novel elevator |
| CN105923512A (en) * | 2016-06-28 | 2016-09-07 | 爱默生电梯有限公司 | Air purifying device in elevator |
| CN106066078A (en) * | 2016-05-09 | 2016-11-02 | 上海新时达电气股份有限公司 | Elevator console, lift car and air purification method thereof |
-
2017
- 2017-05-24 CN CN201710375047.XA patent/CN107161831B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006131381A (en) * | 2004-11-08 | 2006-05-25 | Toshiba Elevator Co Ltd | Elevator control device |
| CN1876542A (en) * | 2005-06-07 | 2006-12-13 | 王秋楠 | Positive pressure keeping device and method when elevator compartment in thick smoke environment |
| CN205026858U (en) * | 2015-08-14 | 2016-02-10 | 康达电梯有限公司 | Elevator car air purification system |
| CN105800426A (en) * | 2016-04-08 | 2016-07-27 | 波士顿电梯（湖州）有限公司 | Novel elevator |
| CN106066078A (en) * | 2016-05-09 | 2016-11-02 | 上海新时达电气股份有限公司 | Elevator console, lift car and air purification method thereof |
| CN105923512A (en) * | 2016-06-28 | 2016-09-07 | 爱默生电梯有限公司 | Air purifying device in elevator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7102562B1 (en) * | 2021-02-02 | 2022-07-19 | 東芝エレベータ株式会社 | Elevator equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107161831B (en) | 2019-04-23 |
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