CN116045408A - Ventilation and pressure regulation device for elevator shaft - Google Patents
Ventilation and pressure regulation device for elevator shaft Download PDFInfo
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- CN116045408A CN116045408A CN202310031052.4A CN202310031052A CN116045408A CN 116045408 A CN116045408 A CN 116045408A CN 202310031052 A CN202310031052 A CN 202310031052A CN 116045408 A CN116045408 A CN 116045408A
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- 238000009423 ventilation Methods 0.000 title claims abstract description 205
- 230000033228 biological regulation Effects 0.000 title abstract description 15
- 230000001105 regulatory effect Effects 0.000 claims abstract description 94
- 238000012544 monitoring process Methods 0.000 claims abstract description 23
- 238000012806 monitoring device Methods 0.000 claims description 28
- 230000009467 reduction Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 description 5
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 241000237503 Pectinidae Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000020637 scallop Nutrition 0.000 description 1
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Classifications
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- 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
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- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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- 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
- F24F11/89—Arrangement or mounting of control or safety devices
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- 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
- F24F13/24—Means for preventing or suppressing noise
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- 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
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- 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
- F24F7/003—Ventilation in combination with air cleaning
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- 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
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/40—Pressure, e.g. wind pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Elevator Control (AREA)
Abstract
The utility model discloses an elevator shaft ventilation and pressure regulation device, which comprises an upper ventilation and pressure regulation device arranged at the upper part of an elevator shaft, a lower ventilation and pressure regulation device arranged at the lower part of the elevator shaft, air pressure monitoring equipment and a controller, wherein the air pressure monitoring equipment monitors pressure in real time and converts pressure data into pressure signals to be sent to the controller, the controller sends control signals to the upper ventilation and pressure regulation device and the lower ventilation and pressure regulation device through the pressure signals fed back by the air pressure monitoring equipment in real time, and the upper ventilation and pressure regulation device and the lower ventilation and pressure regulation device control the ventilation area of a ventilation opening according to the control signals so as to keep the pressure in the elevator shaft relatively constant; the air pressure monitoring equipment is connected with the controller in a wired or wireless mode, and the upper ventilation pressure regulating device and the lower ventilation pressure regulating device are connected with the controller in a wired or wireless mode; the pressure data is the actual average value of the pressure.
Description
The present application is a divisional application of an utility model patent application with the application date of 2017, 4, 28, 2017102906160 and the name of an elevator shaft ventilation and pressure regulating device.
Technical Field
The utility model relates to the technical field of elevators, in particular to a ventilation and pressure regulation device of an elevator shaft.
Background
An elevator is a motor-powered vertical elevator for transporting persons or goods in a multi-story building. With rapid development of social economy and continuous improvement of common people living standard, an elevator has become an indispensable part of daily life.
Existing elevator shafts are typically enclosed spaces, with elevator cars mounted inside the shaft. When the elevator car ascends, the lower part of the elevator shaft is airtight, and the lower part of the elevator car is provided with a suction force, so that the ascending resistance of the elevator car is increased, and energy is wasted; on the other hand, because the elevator well is closed, the air flow in the well is difficult, germs are easy to breed in the air, peculiar smell is generated, and the ventilation device of the lift car can send the air in the well into the lift car, so that the health of people is greatly endangered.
As in chinese patent No. 2016209987662. X, the utility model of a pod with a plurality of deflectors is disclosed, although it can effectively reduce the wind resistance and noise when the elevator car is running, and protect the elevator car, but it can not change the air in the elevator hoistway, and can not produce effective measures for changing the pressure in the hoistway when the elevator is running, and the elevator car may still shake when the elevator is running.
As another example, chinese patent No. 200920139076.7, entitled "an automatic ventilation elevator apparatus", discloses a ventilation system for an elevator shaft and a car, which can effectively ventilate the elevator shaft and the car, and when the elevator is running, the negative pressure below the car is greatly reduced, thereby reducing the resistance of the elevator running and reducing the energy consumption. However, the pressure cannot be detected, and the size of the upper and lower vents cannot be controlled, so that the stability of the pressure before and after the elevator operation cannot be accurately maintained.
Disclosure of Invention
In view of the above, in order to overcome the defects of the prior art, the utility model aims to provide a ventilation and pressure regulation device of an elevator shaft, which comprises an upper ventilation and pressure regulation device, a lower ventilation and pressure regulation device, air pressure monitoring equipment and a controller, wherein the controller sends control signals through pressure data fed back by the air pressure monitoring equipment in real time, and the upper ventilation and pressure regulation device and the lower ventilation and pressure regulation device control the ventilation area of a ventilation opening according to the control signals so as to keep the pressure in the elevator shaft relatively constant, reduce noise and reduce car shaking.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an elevator well ventilation pressure regulating device, is including installing last ventilation pressure regulating device in elevator well upper portion and install down ventilation pressure regulating device in elevator well lower part, last ventilation pressure regulating device with down ventilation pressure regulating device constitute by at least one vent, ventilation pressure regulating device still including air pressure monitoring equipment and controller, air pressure monitoring equipment real-time supervision pressure and with pressure data conversion pressure signal send the controller, the controller receive pressure signal and send control signal to last ventilation pressure regulating device with down ventilation pressure regulating device, last ventilation pressure regulating device with down ventilation pressure regulating device according to control signal control ventilation area size in order to maintain the relative invariable of elevator well internal pressure. When only one ventilation opening exists, the ventilation area is the area of the ventilation opening; when a plurality of ventilation openings exist, the ventilation area is the sum of the areas of the plurality of ventilation openings which are opened.
Preferably, the upper ventilation pressure regulating device and/or the lower ventilation pressure regulating device is composed of a plurality of ventilation openings. The ventilation area of the ventilation openings can be controlled more conveniently by the ventilation pressure regulating device formed by the ventilation openings.
In some embodiments, the cross sections of the ventilation openings are the same and are arranged in a rectangular manner, a movable cover plate moving in cooperation with the ventilation openings is arranged on the inner side or the outer side of the ventilation openings, the upper ventilation pressure regulating device and the lower ventilation pressure regulating device move the corresponding movable cover plate according to the control signals sent by the controller, and the ventilation openings with the corresponding number are opened to maintain the relative constant pressure in the elevator hoistway.
In other embodiments, the cross sections of the ventilation openings are different, the ventilation openings are arranged in a circle clockwise or anticlockwise according to the area of the cross section, a rotary cover plate rotating in cooperation with the ventilation openings is arranged on the inner side or the outer side of the ventilation openings, the upper ventilation pressure regulating device and the lower ventilation pressure regulating device rotate the corresponding rotary cover plate according to the control signals sent by the controller, and the rotary cover plate rotates to open the ventilation openings with the corresponding cross sections so as to maintain the relative constant pressure in the elevator hoistway.
Preferably, the rotary cover plate is circular and is provided with a notch matched with the ventilation opening, and the circle center of the rotary cover plate coincides with the circle center formed by the arrangement of the ventilation openings.
More preferably, the included angle formed by the connecting lines of the centers of two adjacent ventilation openings and the circle center of the rotary cover plate is the same, the notch is a sector notch, and the angle of the sector notch is equal to the included angle. Such an arrangement can maximize the use of the scallops.
Further preferably, the cross-section of the vent is selected from one or more of a circle, triangle, rectangle, diamond, pentagon, pentagram.
Preferably, the air pressure monitoring device comprises a first air pressure monitoring device and a second air pressure monitoring device, wherein the first air pressure monitoring device is installed at the upper part of the elevator shaft, and the second air pressure monitoring device is installed at the lower part of the elevator shaft.
More preferably, an elevator car is installed in the elevator hoistway, the first air pressure monitoring device is installed at an upper portion of the elevator car, and the second air pressure monitoring device is installed at a lower portion of the elevator car. This arrangement allows the air pressure monitoring device to measure values more accurately and the ventilation and pressure regulating device to react more rapidly.
Preferably, the air filtering device is arranged on the ventilation opening. The freshness and sanitation of the air in the elevator shaft are ensured.
Compared with the prior art, the utility model has the following advantages: the controller in the elevator shaft ventilation pressure regulating device transmits a control signal through the pressure data fed back by the air pressure monitoring equipment in real time, and the upper ventilation pressure regulating device and the lower ventilation pressure regulating device control the ventilation area of the ventilation opening according to the control signal so as to keep the pressure in the elevator shaft relatively constant, effectively reduce noise, reduce car shaking and increase the overall safety of the elevator.
Drawings
Fig. 1 is a schematic side view of an elevator hoistway ventilation and pressure regulating device according to a first embodiment;
FIG. 2 is a front view of a vent in an upper vent regulator in accordance with the first embodiment;
FIG. 3 is a front view of an upper plenum and regulator in accordance with a first embodiment;
FIG. 4 is a front view of a down draft pressure regulating device in accordance with the first embodiment;
fig. 5 is a schematic side view of an elevator hoistway ventilation and pressure regulating device according to a second embodiment;
wherein: the elevator comprises an elevator shaft-1, an elevator car-2, an upper ventilation pressure regulating device-3, a rotary cover plate-31, a sector notch-311, a lower ventilation pressure regulating device-4, a movable cover plate-41, a ventilation opening-5, a first air pressure monitoring device-61 and a second air pressure monitoring device-62.
Detailed Description
The preferred embodiments of the present utility model will be described in detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 4, the ventilation and pressure regulating device of the elevator shaft of the present utility model comprises an upper ventilation and pressure regulating device 3 installed at the upper portion of the elevator shaft 1, a lower ventilation and pressure regulating device 4 installed at the lower portion of the elevator shaft 1, an air pressure monitoring apparatus, and a controller (not shown). The upper ventilation pressure regulating device 3 and the lower ventilation pressure regulating device 4 can realize the functions of air exhaust and air intake. The air pressure monitoring devices comprise a first air pressure monitoring device 61 mounted in the upper part of the elevator hoistway 1 and a second air pressure monitoring device 62 mounted in the lower part of the elevator hoistway 1. The air pressure monitoring equipment is connected with the controller in a wired or wireless mode, and the upper ventilation pressure regulating device 3 and the lower ventilation pressure regulating device 4 are connected with the controller in a wired or wireless mode.
The first air pressure monitoring device 61 monitors the pressure in real time and converts the pressure data into a first pressure signal to be sent to the controller, the controller receives the first pressure signal and sends a first control signal to the upper ventilation pressure regulating device 3, and the upper ventilation pressure regulating device 3 controls the ventilation area according to the first control signal so as to maintain the relatively constant pressure at the upper part of the elevator shaft 1; the second air pressure monitoring device 62 monitors the pressure in real time and converts the pressure data into a second pressure signal to be sent to the controller, and the controller receives the second pressure signal and sends a second control signal to the lower ventilation pressure regulating device 4, and the lower ventilation pressure regulating device 4 controls the ventilation area size according to the second control signal so as to maintain the relatively constant pressure of the lower part in the elevator hoistway 1. The cross section of the ventilation opening 5 in this embodiment is preferably circular, and an air filtering device is installed on the ventilation opening 5 to ensure freshness and sanitation of air in the elevator shaft 1. The ventilation area is the sum of the areas of the plurality of ventilation openings 5 which are opened.
The upper ventilation pressure regulating device 3 and the lower ventilation pressure regulating device 4 of the present embodiment are each composed of a plurality of ventilation openings 5. The cross sections of a plurality of ventilation openings 5 of the upper ventilation pressure regulating device 3 are different, the plurality of ventilation openings 5 are arranged into a circle according to the area size of the cross sections, a rotary cover plate 31 which is matched with the plurality of ventilation openings 5 for rotation is arranged on the inner side or the outer side of each ventilation opening 5, the upper ventilation pressure regulating device 3 rotates the rotary cover plate 31 according to a first control signal sent by a controller, the rotary cover plate 31 rotates to open the ventilation opening 5 corresponding to the cross section so as to maintain the relatively constant pressure of the upper part of an elevator shaft 1, the rotary cover plate 31 is circular and is provided with a sector-shaped notch 311, the circle centers of the rotary cover plate 31 are overlapped with the circle centers formed by the arrangement of the plurality of ventilation openings 5, the included angles formed by connecting the circle centers of the adjacent two ventilation openings 5 with the circle centers of the rotary cover plate 31 are the same, the opening angle of the sector-shaped notch 311 is equal to the included angle, the arrangement can maximize the utilization of the sector-shaped notch 311, as shown in fig. 3, when the ventilation area needs to be increased, the rotary cover plate 31 rotates clockwise or anticlockwise so as to open the sector-shaped notch 311 for rotation, when the ventilation area needs to be increased, the fan-shaped notch 311 rotates clockwise or the fan-shaped notch 311 to open the ventilation opening 5; the cross sections of the plurality of ventilation openings 5 of the lower ventilation pressure regulating device 4 are identical and are arranged in a rectangular mode, the inner side or the outer side of the ventilation openings 5 is provided with a movable cover plate 41 which is matched with the plurality of ventilation openings 5 to move, the lower ventilation pressure regulating device 4 moves the movable cover plate 41 according to a second control signal sent by the controller, the corresponding number of ventilation openings 5 are opened to maintain the relative constant pressure of the lower part of the elevator shaft 1, as shown in fig. 4, the arrow direction in the drawing is the movable direction of the movable cover plate 41, when the ventilation area needs to be increased, the movable cover plate 41 moves rightwards to open a plurality of ventilation openings 5, and when the ventilation area needs to be reduced, the movable cover plate 41 moves leftwards to close the ventilation quantity of the ventilation openings 5.
When the elevator car 2 ascends, the first air pressure monitoring device 61 installed at the upper part of the elevator shaft 1 monitors the pressure increase and converts the actual average value of the pressure into a first pressure signal, the first pressure signal is sent to the controller, the controller receives the first pressure signal and sends a first control signal to the upper ventilation and pressure regulating device 3, the upper ventilation and pressure regulating device 3 rotates the rotary cover plate 31 to the ventilation opening 5 with the larger cross section according to the first control signal, so that the air at the upper part of the elevator shaft 1 is rapidly discharged, the pressure difference at the upper part of the elevator shaft 1 gradually decreases along with the discharge of the internal air, and the rotary cover plate 31 gradually rotates the sector-shaped notch 311 to the position of the ventilation opening 5 with the smaller cross section so as to maintain the relatively constant pressure at the upper part in the elevator shaft 1; the second air pressure monitoring device 62 installed at the lower portion of the elevator shaft 1 monitors the pressure decrease and converts the actual average value of the pressure into a second pressure signal to be transmitted to the controller, the controller receives the second pressure signal and transmits a second control signal to the lower ventilation and pressure regulating device 4, and the lower ventilation and pressure regulating device 4 moves the moving cover 41 rightward according to the second control signal to open a large number of ventilation openings 5, so that the outside air rapidly enters the lower portion of the elevator shaft 1, and as the outside air enters, the pressure difference at the lower portion of the elevator shaft 1 gradually decreases, the moving cover 41 gradually moves leftward, and the number of ventilation openings 5 gradually closes to maintain the relatively constant pressure at the lower portion in the elevator shaft 1.
Similarly, when the elevator car 2 descends, the first air pressure monitoring device 61 installed at the upper part of the elevator shaft 1 monitors the pressure reduction and converts the actual average value of the pressure into a first pressure signal, the first pressure signal is sent to the controller, the controller receives the first pressure signal and sends a first control signal to the upper ventilation pressure regulating device 3, the upper ventilation pressure regulating device 3 rotates the rotary cover plate 31 according to the first control signal to open the ventilation opening 5 with larger cross section, so that the external air rapidly enters the upper part of the elevator shaft 1, the pressure difference at the upper part of the elevator shaft 1 gradually decreases along with the entering of the external air, and the rotary cover plate 31 gradually rotates the sector-shaped notch 311 to the position of the ventilation opening 5 with smaller cross section so as to maintain the relatively constant upper pressure in the elevator shaft 1; the second air pressure monitoring device 62 installed at the lower portion of the elevator shaft 1 monitors the pressure increase and converts the actual average value of the pressure into a second pressure signal to be transmitted to the controller, the controller receives the second pressure signal and transmits a second control signal to the lower ventilation and pressure regulating device 4, and the lower ventilation and pressure regulating device 4 moves the movable cover 41 rightward according to the second control signal to open a large number of ventilation openings 5, so that the air at the lower portion of the elevator shaft 1 is rapidly discharged, the pressure difference at the lower portion of the elevator shaft 1 gradually decreases as the internal air is discharged, the movable cover 41 gradually moves leftward, and the number of ventilation openings 5 is gradually closed to maintain the relatively constant pressure at the lower portion in the elevator shaft 1.
Example two
An elevator hoistway ventilation and pressure regulating apparatus of this embodiment is basically the same as that of the first embodiment except that the air pressure monitoring device of this embodiment includes a first air pressure monitoring device 61 installed at an upper portion of the elevator car 2 and a second air pressure monitoring device 61 installed at a lower portion of the elevator car 2. By the arrangement, the air pressure monitoring device can measure the data more accurately, and the ventilation pressure regulating device can react more rapidly.
In particular implementations, the cross-section of the vent may be selected from one or more combinations of shapes such as circular, triangular, rectangular, diamond, pentagonal, or pentagram.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. An elevator well ventilation pressure regulating device, its characterized in that: the device comprises an upper ventilation pressure regulating device arranged at the upper part of the elevator shaft, a lower ventilation pressure regulating device arranged at the lower part of the elevator shaft, air pressure monitoring equipment and a controller, wherein the air pressure monitoring equipment monitors pressure in real time and converts pressure data into pressure signals to be sent to the controller, the controller sends control signals to the upper ventilation pressure regulating device and the lower ventilation pressure regulating device through the pressure signals fed back by the air pressure monitoring equipment in real time, and the upper ventilation pressure regulating device and the lower ventilation pressure regulating device control the ventilation area of a ventilation opening according to the control signals so as to keep the pressure in the elevator shaft relatively constant; the air pressure monitoring equipment is connected with the controller in a wired or wireless mode, and the upper ventilation pressure regulating device and the lower ventilation pressure regulating device are connected with the controller in a wired or wireless mode; the pressure data is the actual average value of the pressure.
2. The hoistway ventilation and pressure regulating device of claim 1, wherein: the air pressure monitoring device comprises a first air pressure monitoring device and a second air pressure monitoring device; the first air pressure monitoring equipment is arranged at the upper part of the elevator shaft, and the second air pressure monitoring equipment is arranged at the lower part of the elevator shaft;
and/or an elevator car is installed in the elevator well, the first air pressure monitoring equipment is installed at the upper part of the elevator car, and the second air pressure monitoring equipment is installed at the lower part of the elevator car.
3. The hoistway ventilation and pressure regulating device of claim 2, wherein: the first air pressure monitoring device monitors pressure in real time and converts pressure data into a first pressure signal to be sent to the controller, the controller receives the first pressure signal and sends a first control signal to the upper ventilation pressure regulating device, and the upper ventilation pressure regulating device controls the ventilation area according to the first control signal so as to maintain the relatively constant pressure at the upper part of the elevator shaft;
the second air pressure monitoring device monitors pressure in real time and converts pressure data into second pressure signals to be sent to the controller, the controller receives the second pressure signals and sends second control signals to the lower ventilation pressure regulating device, and the lower ventilation pressure regulating device controls the ventilation area according to the second control signals so as to maintain the relative constant pressure of the lower part in the elevator shaft.
4. A hoistway ventilation pressure regulating device as claimed in claim 3, wherein: when the upper ventilation pressure regulating device and/or the lower ventilation pressure regulating device consists of a ventilation opening, the ventilation area is the area of the ventilation opening;
when the upper ventilation pressure regulating device and/or the lower ventilation pressure regulating device consists of a plurality of ventilation openings, the ventilation area is the sum of the areas of the plurality of ventilation openings which are opened.
5. The hoistway ventilation and pressure regulating device of claim 4, wherein: the cross sections of the ventilation openings are the same, the ventilation openings are arranged in a rectangular mode, a movable cover plate which moves in a matched mode with the ventilation openings is arranged on the inner side or the outer side of each ventilation opening, the upper ventilation pressure regulating device and the lower ventilation pressure regulating device move corresponding movable cover plates according to the control signals sent by the controller, and the ventilation openings with the corresponding number are opened to maintain the relative constant pressure in the elevator shaft.
6. The hoistway ventilation and pressure regulating device of claim 4, wherein: the cross sections of the ventilation openings are different, the ventilation openings are arranged into a circle clockwise or anticlockwise according to the area of the cross sections, a rotary cover plate which rotates in cooperation with the ventilation openings is arranged on the inner side or the outer side of each ventilation opening, the upper ventilation pressure regulating device and the lower ventilation pressure regulating device rotate corresponding rotary cover plates according to the control signals sent by the controller, and the rotary cover plates rotate to open the ventilation openings with the corresponding cross sections so as to maintain the relative constant pressure in the elevator shaft.
7. The hoistway ventilation and pressure regulating device of claim 6, wherein: the rotary cover plate is circular and is provided with a notch matched with the ventilation openings, and the circle center of the rotary cover plate coincides with the circle center formed by the arrangement of the ventilation openings.
8. The hoistway ventilation and pressure regulating device of claim 7, wherein: the included angle formed by the connecting lines of the centers of two adjacent ventilation openings and the circle center of the rotary cover plate is the same, the notch is a sector notch, and the angle of the sector notch is equal to the included angle.
9. A ventilation and pressure regulating device for an elevator hoistway as claimed in any of claims 2-8, wherein: when the elevator car ascends, the first air pressure monitoring equipment monitors the pressure increase and converts the actual average value of the pressure into a first pressure signal to be sent to the controller, the controller receives the first pressure signal and sends a first control signal to the upper ventilation pressure regulating device, and the upper ventilation pressure regulating device rotates the rotary cover plate to a ventilation opening with a larger cross section according to the first control signal, so that the pressure difference at the upper part of the elevator shaft is gradually reduced, and the rotary cover plate gradually rotates the sector notch to the position of the ventilation opening with a smaller cross section so as to maintain the relatively constant pressure at the upper part in the elevator shaft;
the second air pressure monitoring device monitors the pressure reduction and converts the actual average value of the pressure into a second pressure signal to be sent to the controller, the controller receives the second pressure signal and sends a second control signal to the lower ventilation pressure regulating device, and the lower ventilation pressure regulating device moves the movable cover plate rightwards according to the second control signal to open a plurality of ventilation openings, so that the pressure difference at the lower part of the elevator shaft is gradually reduced, the movable cover plate gradually moves leftwards, and the number of the ventilation openings is gradually closed to maintain the relative constant pressure at the lower part in the elevator shaft.
10. A ventilation and pressure regulating device for an elevator hoistway as claimed in any of claims 2-8, wherein: when the elevator car descends, the first air pressure monitoring device monitors the pressure reduction and converts the actual average value of the pressure into a first pressure signal to be sent to the controller, the controller receives the first pressure signal and sends a first control signal to the upper ventilation pressure regulating device, the upper ventilation pressure regulating device rotates the rotary cover plate to open a vent with a larger cross section according to the first control signal, so that the pressure difference at the upper part of the elevator shaft is gradually reduced, and the rotary cover plate gradually rotates the sector notch to the position of the vent with a smaller cross section so as to maintain the relatively constant pressure at the upper part in the elevator shaft;
the second air pressure monitoring equipment monitors the pressure increase and converts the actual average value of the pressure into a second pressure signal to be sent to the controller, the controller receives the second pressure signal and sends a second control signal to the lower ventilation pressure regulating device, the lower ventilation pressure regulating device moves the movable cover plate rightwards according to the second control signal to open a plurality of ventilation openings, so that the pressure difference at the lower part of the elevator shaft is gradually reduced, the movable cover plate gradually moves leftwards, and the number of the ventilation openings is gradually closed to maintain the relative constant pressure at the lower part in the elevator shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310031052.4A CN116045408A (en) | 2017-04-28 | 2017-04-28 | Ventilation and pressure regulation device for elevator shaft |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310031052.4A CN116045408A (en) | 2017-04-28 | 2017-04-28 | Ventilation and pressure regulation device for elevator shaft |
| CN201710290616.0A CN106989470B (en) | 2017-04-28 | 2017-04-28 | Ventilation pressure regulating device for elevator shaft |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710290616.0A Division CN106989470B (en) | 2017-04-28 | 2017-04-28 | Ventilation pressure regulating device for elevator shaft |
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| Publication Number | Publication Date |
|---|---|
| CN116045408A true CN116045408A (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310031052.4A Pending CN116045408A (en) | 2017-04-28 | 2017-04-28 | Ventilation and pressure regulation device for elevator shaft |
| CN201710290616.0A Active CN106989470B (en) | 2017-04-28 | 2017-04-28 | Ventilation pressure regulating device for elevator shaft |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710290616.0A Active CN106989470B (en) | 2017-04-28 | 2017-04-28 | Ventilation pressure regulating device for elevator shaft |
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|---|---|---|---|---|
| CN113071972B (en) * | 2021-03-12 | 2022-05-27 | 日立电梯(上海)有限公司 | Ultrahigh-speed elevator shaft air pressure adjusting method and device |
| CN114234327A (en) * | 2021-11-26 | 2022-03-25 | 贵州中航电梯有限责任公司 | Elevator shaft air pressure adjusting device and air pressure adjusting method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH107341A (en) * | 1996-06-19 | 1998-01-13 | Hitachi Ltd | Wind noise preventing device of elevator |
| JP2006124142A (en) * | 2004-11-01 | 2006-05-18 | Toshiba Elevator Co Ltd | Noise restricting device for elevator |
| US20110171895A1 (en) * | 2008-11-12 | 2011-07-14 | Mitsubishi Electric Corporation | Elevator apparatus |
| CN203833420U (en) * | 2014-05-13 | 2014-09-17 | 浙江快速电梯有限公司 | Energy-saving elevator |
| CN104891309A (en) * | 2014-03-03 | 2015-09-09 | 株式会社日立制作所 | Elevator device |
| CN206875652U (en) * | 2017-04-28 | 2018-01-12 | 江南嘉捷电梯股份有限公司 | A kind of elevator hoistways ventilation regulator |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008508163A (en) * | 2004-07-30 | 2008-03-21 | キャリア コーポレイション | Indoor air pressure management |
| KR100992186B1 (en) * | 2008-07-01 | 2010-11-04 | 삼성물산 주식회사 | Interior zone pressurization method and system to reduce the stack effect problems |
| CN201411302Y (en) * | 2009-06-16 | 2010-02-24 | 黄晨曦 | Elevator device with automatic ventilation |
| CN104140026A (en) * | 2013-05-08 | 2014-11-12 | 株式会社日立制作所 | Elevator device |
| DE202016101528U1 (en) * | 2016-03-21 | 2016-09-20 | BlueKit Factory GmbH | Elevator shaft ventilation and smoke extraction |
| CN205953279U (en) * | 2016-07-22 | 2017-02-15 | 菱电电梯有限公司 | Elevator of weight is prevented in comfortable ventilation of environment |
-
2017
- 2017-04-28 CN CN202310031052.4A patent/CN116045408A/en active Pending
- 2017-04-28 CN CN201710290616.0A patent/CN106989470B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH107341A (en) * | 1996-06-19 | 1998-01-13 | Hitachi Ltd | Wind noise preventing device of elevator |
| JP2006124142A (en) * | 2004-11-01 | 2006-05-18 | Toshiba Elevator Co Ltd | Noise restricting device for elevator |
| US20110171895A1 (en) * | 2008-11-12 | 2011-07-14 | Mitsubishi Electric Corporation | Elevator apparatus |
| CN104891309A (en) * | 2014-03-03 | 2015-09-09 | 株式会社日立制作所 | Elevator device |
| CN203833420U (en) * | 2014-05-13 | 2014-09-17 | 浙江快速电梯有限公司 | Energy-saving elevator |
| CN206875652U (en) * | 2017-04-28 | 2018-01-12 | 江南嘉捷电梯股份有限公司 | A kind of elevator hoistways ventilation regulator |
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| CN106989470A (en) | 2017-07-28 |
| CN106989470B (en) | 2022-12-06 |
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