CN113280453A - Multifunctional air circulation system for elevator car - Google Patents
Multifunctional air circulation system for elevator car Download PDFInfo
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- CN113280453A CN113280453A CN202110721657.7A CN202110721657A CN113280453A CN 113280453 A CN113280453 A CN 113280453A CN 202110721657 A CN202110721657 A CN 202110721657A CN 113280453 A CN113280453 A CN 113280453A
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- air
- cavity
- chamber
- elevator car
- air cavity
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- 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
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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
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses a multifunctional air circulation system for an elevator car, which comprises a first filter chamber, a second filter chamber and an extension device, wherein the first filter chamber, the second filter chamber and the extension device are sequentially communicated; the first filter chamber comprises a first air chamber, an exhaust fan and a coarse filter component; an air inlet and an air outlet are arranged on two opposite sides of the first air cavity; the exhaust fan is arranged inside the air inlet, and the air flow path correspondingly points to the air outlet; the coarse filtering component is correspondingly arranged between the air inlet and the air outlet; the rough filtering component comprises an accommodating cavity, a threaded push rod and a brush cylinder; the brush cylinder corresponds to the position of an air flow path in the first air cavity; the thread push rod drives the brush cylinder to be matched with the accommodating cavity in a telescopic embedded manner; solid impurities adhered to the bristles are scraped off by utilizing the opening of the accommodating cavity, so that self-quick cleaning is realized; the second filter chamber provides further filtering capacity, and the extension device can sterilize the airflow in real time, so that high-quality circular supply of the supplied air is realized.
Description
Technical Field
The invention relates to the technical field of air purification, in particular to a multifunctional air circulation system for an elevator car.
Background
The elevator car is used as a closed working space, and the requirement on air circulation is high. Most only adopt simple equipment such as air discharge fan to blow into the inside air realization function of taking a breath to the car on the market today, but the elevator shaft air circumstance of car outside is complicated, and it is directly inhaled the car and easily causes passenger's respiratory tract discomfort and even sick in the untreated. Therefore, a multifunctional air circulation system for an elevator car, which has the functions of filtering and disinfecting and is simple to clean and maintain, needs to be invented.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the multifunctional air circulation system for the elevator car, which has the functions of filtering and disinfecting and is simple to clean and maintain.
The technical scheme is as follows: to achieve the above object, a multifunctional air circulation system for an elevator car of the present invention includes a first filter chamber; the first filter chamber comprises a first air chamber, an exhaust fan and a coarse filter assembly; the first air cavity is arranged at the top of the elevator car; an air inlet and an air outlet are formed in two opposite sides of the first air cavity; the exhaust fan is arranged inside the air inlet; the air flow path of the exhaust fan correspondingly points to the air outlet; the coarse filtering assembly is correspondingly arranged between the air inlet and the air outlet;
the rough filtering component comprises an accommodating cavity, a threaded push rod and a brush cylinder; the accommodating cavity and the threaded push rod are positioned on two opposite sides of the first air cavity; the accommodating cavity is communicated and connected with the side wall of the first air cavity; the threaded push rod is matched with the side wall of the first air cavity in a telescopic embedded manner; the brush cylinder is arranged inside the first air cavity; the brush cylinder corresponds to the position of an air flow path in the first air cavity; the brush cylinder is coaxially connected with the threaded push rod, and the brush cylinder and the threaded push rod rotate synchronously; the rotary threaded push rod drives the brush barrel to be contracted and inserted into the accommodating cavity; a discharge window is further formed in the surface of the first air cavity; the discharge window is positioned at the downstream position of the air path of the brush cylinder.
Furthermore, a reversing assembly is arranged in the discharging window; the reversing assembly comprises a three-way chamber and a guide piece; the three-way chamber is of a hollow cylinder structure; the outer part of the three-way chamber is hermetically connected with the inner wall of the first air cavity;
the surface of the three-way chamber is provided with a first flow through hole, a second flow through hole and a third flow through hole; the first flow through hole corresponds to an upstream direction of the three-way chamber; the second flow through hole corresponds to a downstream direction of the three-way chamber; the third through hole corresponds to the discharge window in position; the guide piece is attached to and rotatably arranged inside the three-way chamber;
a T-shaped channel is arranged in the guide piece in a penetrating manner; the T-shaped channel comprises a first port, a second port and a third port; when the guide piece is located at the initial position, the first port and the second port are respectively communicated and jointed with the first flow through hole and the second flow through hole, and the third port is located on the side far away from the third flow through hole; when the third port is rotated to be communicated with the first flow through hole, the first port is correspondingly communicated with the discharge window.
Further, a knob is arranged on the rotating end face of the guide piece in an extending connection mode; the knob is positioned outside the first air cavity; a torsion spring is connected between the knob and the outer wall of the first air cavity; the torsion spring drives the guide piece to be stable at the initial position under the condition of not being influenced by external force.
Further, a second filter chamber is also included; the second filter chamber comprises a second air chamber; the second air cavity is communicated with and arranged at the downstream of the air path of the first air cavity; an intercepting component is arranged at the outlet end of the second air cavity;
the intercepting component comprises a frame piece, a first filter screen and a heating plate; the frame piece is communicated and connected with the surface of the second air cavity; the first filter screen is positioned inside the second air cavity; the first filter screen is intercepted and arranged on the air path inside the second air cavity; the heating plate is matched with the frame piece in a telescopic embedded manner; the heating plate is inserted into the second air cavity in an embedded mode and is in contact with the first filter screen in an attached mode.
Further, the interception component also comprises a second filter screen; the second filter screen is intercepted and arranged at the downstream of the air path of the first filter screen; the mesh aperture of the second filter screen is smaller than that of the first filter screen; the insertion path of the heating plate is positioned between the first filter screen and the second filter screen; the heating plate is inserted into the frame piece and is in contact with the second filter screen in an attaching mode.
Further, the device also comprises an extension device; the extension device is attached to the inner wall of the elevator car; the extension device comprises a clamping plate, a glass tube and a buffer piece; the surface of the clamping plate is provided with a first clamping groove and a second clamping groove; the paired clamping plates are mutually buckled and connected; the first clamping grooves are buckled pairwise to form a positioning cavity; the second clamping grooves are buckled pairwise to form deformation cavities; the glass tube is embedded in the positioning cavity; the buffer piece is clamped and arranged in the deformation cavity; an ultraviolet lamp is embedded in the center of the glass tube; an air passage is also arranged in the glass tube; the air passages are distributed around the ultraviolet lamp tube at intervals; one end of the air passage is communicated with the outlet end of the second air cavity, and the other end of the air passage extends to the lower end position inside the elevator car.
Further, the buffer piece comprises a clamping plate and a spiral body; the clamping plates are connected and arranged at two ends of the spiral body; the spiral bodies are arranged in parallel along the length direction of the deformation cavity; the clamping plate is arranged at the opening of the corresponding end of the deformation cavity in a clamping manner; the spiral body is made of elastic materials; the spiral body is in a stretching state.
Furthermore, an adapter is arranged between the air passage and the second air cavity; the adapter comprises a sleeve and an adapter tube; the sleeve is sleeved on the end face of the glass tube; the connecting pipe is communicated and connected with one side of the sleeve, which is back to the glass tube.
Has the advantages that: the invention discloses a multifunctional air circulation system for an elevator car, which comprises a first filter chamber, a second filter chamber and an extension device, wherein the first filter chamber is communicated with the second filter chamber; the coarse filtering assembly of the first filtering chamber and the intercepting assembly of the second filtering chamber are utilized to realize multiple filtering treatments, and dust and other solid impurities in the air are effectively removed; a reversing component is arranged between the rough filtering component and the intercepting component, and waste materials cleaned in the rough filtering component can be discharged out of the first air cavity by utilizing the switching action of the reversing component on the air path; the interception component effectively sinters and discharges intercepted objects on the surface of the filter screen in a way of attaching and heating the heating plate and the filter screen structure, so that efficient cleaning is realized; in addition, the extension device synchronously realizes the disinfection work in the process of conveying air by utilizing an internal ultraviolet irradiation structure, so that the air quality is obviously improved; this a multi-functional air circulating system for elevator car has solved traditional exhaust structure and has lacked the problem of filtration and disinfection, possesses quick self-cleaning ability simultaneously, has very big marketing prospect.
Drawings
FIG. 1 is a schematic view of an installation location of a multi-functional air circulation system;
fig. 2 is a schematic view of the first and second filter chambers in cooperation;
fig. 3 is a schematic view of the internal structure of the first filtering chamber;
FIG. 4 is a schematic structural view of a reversing assembly;
FIG. 5 is a schematic view of the operation of the reversing assembly;
fig. 6 is a schematic view of the internal structure of the second filtering chamber;
figure 7 is a detail view of the second filter chamber construction;
FIG. 8 is a schematic view of the extension device;
FIG. 9 is a schematic view of the inside structure of the glass tube;
FIG. 10 is a schematic view of a buffer structure;
wherein each reference number and the components represented are as follows:
1. a first filter chamber, 11, a first air chamber, 12, an exhaust fan, 13, a rough filtering component, 14, a brush cylinder, 15, a circumferential component, 101, an air inlet, 102, an air outlet, 103, a discharging window, 131, an accommodating chamber, 132, a threaded push rod, 150, a knob, 151, a three-way chamber, 152, a guide member, 153, a first flow through hole, 154, a second flow through hole, 155, a third flow through hole, 156, a T-shaped channel, 157, a first port, 158, a second port, 159, a third port, 2, a second filter chamber, 21, a second air chamber, 22, an interception component, 221, a frame member, 222, a first filter screen, 223, a heating plate, 224, a second filter screen, 225, a roller, 3, an extension device, 31, a clamping plate, 32, a glass tube, 33, a buffer member, 34, an adapter, 301, a positioning chamber, 302, a deformation chamber, 311, a first clamping groove, 312, a second clamping groove, 321, an ultraviolet lamp tube, 322, Air flue, 331, clamping plate, 332, spiral body, 341, sleeve, 342, connecting pipe, 8 and torsion spring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 and 2, a multifunctional air circulation system for an elevator car includes a first filtering chamber 1, a second filtering chamber 2, and an extension device 3; the first filtering chamber 1 comprises a first air cavity 11, an exhaust fan 12 and a coarse filtering component 13; the first air cavity 11 is arranged at the top of the elevator car; an air inlet 101 and an air outlet 102 are arranged on two opposite sides of the first air cavity 11; the exhaust fan 12 is arranged inside the air inlet 101; the air flow path of the exhaust fan 12 is correspondingly directed to the air outlet 102; the coarse filtering assembly 13 is correspondingly arranged between the air inlet 101 and the air outlet 102;
the first filter chamber 1, the second filter chamber 2 and the extension device 3 are sequentially communicated and connected, air outside the lift car 9 enters the first filter chamber 1 from an air inlet 101 under the driving of an exhaust fan 12, and then is discharged to the inside of the lift car from an outlet end of the extension device 3 after passing through the second filter chamber 2; in the flowing process of the air, the air is filtered by two wheels successively to remove macroscopic suspended impurities, and is disinfected by the ultraviolet disinfection equipment arranged in the extension device 3, so that the quality of the air finally entering the lift car is obviously improved, and the health of passengers is guaranteed.
As shown in fig. 2 and 3, the coarse filter assembly 13 includes a housing chamber 131, a threaded push rod 132 and a brush cylinder 14; the accommodating cavity 131 and the threaded push rod 132 are positioned at two opposite sides of the first air cavity 11; the accommodating cavity 131 is communicated with the side wall of the first air cavity 11; the threaded push rod 132 is matched with the side wall of the first air cavity 11 in a telescopic embedding manner; the brush cylinder 14 is arranged inside the first air cavity 11; the brush holder 14 corresponds to the position of the air flow path in the first air chamber 11; the brush cylinder 14 is coaxially connected with the threaded push rod 132, and the brush cylinder and the threaded push rod rotate synchronously; the rotating threaded push rod 132 drives the brush cylinder 14 to be shrunk and inserted into the accommodating cavity 131; a discharge window 103 is further formed in the surface of the first air cavity 11; the discharge window 103 is located at the position downstream of the air path of the brush drum 14;
when external air enters the first air cavity 11, the bristles on the surface of the brush barrel 14 can intercept large-sized solid impurities, so that the coarse filtration effect is achieved; when the brush barrel 14 needs to be cleaned, the thread push rod 132 is controlled to rotate and feed, so that the brush barrel 14 can be driven to enter the accommodating cavity 131, the brush bristles are partially bent and adapted by utilizing the contraction clamping effect at the opening of the accommodating cavity 131, and solid impurities adhered to the brush bristles are scraped off, and the process is similar to the change process of the brush bristles when a test tube brush is plugged into a test tube; these solid impurities are transferred from the first wind chamber 11 into the reversing assembly 15 by the subsequent wind force and finally discharged out of the multifunctional air circulation system.
As shown in fig. 4, a reversing assembly 15 is installed in the discharging window 103; the reversing assembly 15 comprises a three-way chamber 151 and a guide 152; the three-way chamber 151 is of a hollow cylinder structure; the outer part of the three-way chamber 151 is hermetically connected with the inner wall of the first air cavity 11;
as shown in fig. 5, a first flow hole 153, a second flow hole 154 and a third flow hole 155 are formed on the surface of the three-way chamber 151; the first flow hole 153 corresponds to an upstream direction of the three-way chamber 151; the second flow through hole 154 corresponds to a downstream direction of the three-way chamber 151; the third through hole 155 corresponds to the discharge window 103 in position; the guide 152 is attached to and rotatably disposed inside the three-way chamber 151;
the air path is changed by the rotation change of the guide 152, so that the first air chamber 11 can be freely communicated with the second air chamber 21 or the discharge window 103, thereby completing the periodical cleaning work for the coarse filter assembly 13.
A T-shaped channel 156 is arranged in the guide part 152 in a penetrating manner; the tee channel 156 includes a first port 157, a second port 158, and a third port 159; when the guide member 152 is at the initial position, the first port 157 and the second port 158 are respectively communicated with the first flow through hole 153 and the second flow through hole 154, and the third port 159 is located at the side far from the third flow through hole 155; when the third port 159 is rotated to communicate with the first flow hole 153, the first port 157 communicates with the discharge window 103 correspondingly;
part a of fig. 5 shows a state where the guide 152 is located at the initial position, and part b shows a state where the guide 152 is rotated to correspond to the third flow hole 155 and the discharge window 103; it can be seen that in the initial position, guide 152 communicates first plenum 11 and second plenum 21 through first port 157 and second port 158, and discharge window 103 is closed; when the rough filtering assembly 13 needs to be cleaned, the adjusting guide 152 is rotated to the state shown in part b, at this time, the first air cavity 11, the material discharging window 103 and the second air cavity 21 are closed, and after the brush cylinder 14 enters the accommodating cavity 131, the scraped solid impurities leave from the material discharging window 103 by virtue of subsequent wind power; after finishing cleaning coarse filter assembly 13, the reverse rotation guide 152 returns to the state shown in part a, and the multifunctional air circulation system resumes normal air supply; in addition, the threaded push rod 132 and the guide 152 can be controlled by motor respectively, and the action execution time difference between the two can be realized by matching a series circuit with a time delay switch; the top of car has seted up the access panel in addition, can carry out above-mentioned cleaning work when carrying out regular maintenance to the elevator.
As shown in fig. 4, a knob 150 is extended and connected to the rotating end surface of the guide 152; the knob 150 is located outside the first wind chamber 11; a torsion spring is connected between the knob 150 and the outer wall of the first air cavity 11; the torsion spring drives the guide 152 to be stabilized at the initial position without being applied with an external force;
if the electric control driving mode is not adopted, the knob 150 can be used for driving the guide piece 152 to rotate, and meanwhile, the torsion spring 8 is used for realizing the automatic resetting of the guide piece 152, so that the time for adjusting from the state shown in the part b to the part a in fig. 5 is saved, and the operation efficiency is improved; similarly, the threaded push rod 132 can be adjusted by manual or tool actuation.
As shown in fig. 6 and 7, the second filter chamber 2 comprises a second air chamber 21; the second air cavity 21 is communicated with and arranged at the downstream of the air path of the first air cavity 11; an intercepting component 22 is arranged at the outlet end of the second air cavity 21; interception component 22 can form double filtration combination with upstream coarse filtration component 13, and improve the whole fault tolerance of the equipment.
The intercepting assembly 22 comprises a frame 221, a first screen 222 and a heating plate 223; the frame piece 221 is communicated and connected with the surface of the second air cavity 21; the first filter screen 222 is positioned inside the second air cavity 21; the first filter screen 222 is intercepted and arranged on the air path inside the second air cavity 21; the heating plate 223 is matched with the frame piece 221 in a telescopic inserting manner; the heating plate 223 inserted into the second air chamber 21 is in contact with the first filter screen 222;
the heating plate 223 can be realized by selecting components such as a PTC heater and the like, the mesh surface of the first filter screen 222 is heated by the heating plate 223, fine dust and solid impurities can be combusted by high temperature, the recognition degree is improved by utilizing certain agglomeration characteristic of ash, and the cleaning is convenient; the cleaning work can be carried out when the elevator is not lifted by people, so that the complicated cleaning process of manpower or other complicated mechanical structures is omitted, and the maintenance efficiency of equipment is obviously improved; in addition, after the first filter screen 222 is cleaned, the heating plate 223 can be partially attached to the surface of the first filter screen 222, so that an air effect is achieved, and a certain warm air supply capacity is achieved.
The interception component 22 further comprises a second sieve 224; the second filter screen 224 is intercepted and arranged at the downstream of the air path of the first filter screen 222; the mesh opening size of the second screen 224 is smaller than the mesh opening size of the first screen 222; the insertion path of the heating plate 223 is between the first screen 222 and the second screen 224; the heating plate 223 inserted into the frame 221 is in contact with the second filter screen 224;
the combination of the first filter screen 222 and the second filter screen 224 can fully utilize the double-sided structure of the heating plate 223, and utilize the two-stage arrangement of meshes, so that the interception pressure of a single filter screen structure is reduced, and the blocking probability is obviously reduced; the telescopic action of the heating plate 223 can be achieved by the roller 225 in the figure driven by friction; the specific power supply circuit of the heating plate 223 is a conventional electrical arrangement, which is not described herein.
As shown in fig. 8 and 9, the extension device 3 is in abutting connection with the inner wall of the elevator car; the extension device 3 comprises a clamping plate 31, a glass tube 32 and a buffer piece 33; a first clamping groove 311 and a second clamping groove 312 are formed in the surface of the clamping plate 31; the paired clamping plates 31 are mutually buckled and connected; the first clamping grooves 311 are buckled with each other two by two to form a positioning cavity 301; the second clamping grooves 312 are buckled two by two to form deformation cavities 302; the glass tube 32 is embedded in the positioning cavity 301; the buffer 33 is clamped and arranged in the deformation cavity 302; an ultraviolet lamp 321 is embedded in the center of the glass tube 32; an air passage 322 is also arranged in the glass tube 32; the air passages 322 are distributed around the ultraviolet lamp tube 321 at intervals; one end of the air channel 322 is communicated with the outlet end of the second air cavity 21, and the other end extends to the lower end position in the elevator car; the clamping plate 31 may be made of hard material, or plastic plate or other material with certain toughness and deformability.
The extending device 3 has the function that the air outlet position is changed from the top of a conventional elevator to the height of the middle-lower section of the elevator car, so that the air flow can be prevented from directly rushing to the heads of passengers, certain anaphylactic reactions can be relieved, and cold can be avoided; the air flow from the second air chamber 21 is irradiated by the ultraviolet lamp 321 to finish disinfection in the process of passing through the air flow to 322; a certain gap is left between the two clamping plates 31 during installation, so that a primary buffering effect can be achieved through mutual attaching action when the glass tube is impacted, and the buffering piece 33 can absorb partial impact in deformation when the glass tube is extruded, so that the position stability of the glass tube 32 is ensured; elastic structures such as rubber strips can be filled in gaps among the clamping plates 31, so that the integration of the external structure of the extension device 3 is ensured; in actual installation, the surface of the glass tube 32 can be wrapped with a light-shielding soft material to prevent the extension device 3 from being damaged accidentally and ultraviolet light from being exposed, so as to improve the use safety.
As shown in fig. 10, the buffer member 33 includes a catch plate 331 and a spiral body 332; the clamping plates 331 are connected and arranged at two ends of the spiral body 332; the spiral bodies 332 are arranged in parallel along the length direction of the deformation cavity 302; the clamping plate 331 is clamped and arranged at an opening at the corresponding end of the deformation cavity 302; the spiral body 332 is made of elastic material; the spiral body 332 is in a stretching state;
the spiral body 332 can be made of rubber or plastic and the like, and the spiral body 332 is always kept in a certain stretching state through the limiting effect of the clamping plate 331, so that the stretching degree of each part can be guaranteed to be consistent through the force balance effect, the stress is more uniform, and the cushioning effect is better.
A joint 34 is arranged between the air passage 322 and the second air cavity 21; the adapter 34 includes a sleeve 341 and an adapter tube 342; the sleeve 341 is sleeved on the end surface of the glass tube 32; the adapter tube 342 is connected to the side of the sleeve 341 facing away from the glass tube 32;
utilize adapter 34, can compatible transfer pipe fittings such as plastic hose, also be convenient for carry out swift dismouting alone to extension device 3, alleviate the work load of disassembling of multi-functional air circulation system when local maintenance.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (8)
1. A multi-functional air circulation system for elevator car which characterized in that: comprising a first filtering chamber (1); the first filtering chamber (1) comprises a first air cavity (11), an exhaust fan (12) and a coarse filtering component (13); the first air cavity (11) is arranged at the top of the elevator car; an air inlet (101) and an air outlet (102) are arranged on two opposite sides of the first air cavity (11); the exhaust fan (12) is arranged inside the air inlet (101); the air flow path of the exhaust fan (12) is correspondingly directed to the air outlet (102); the coarse filtering assembly (13) is correspondingly arranged between the air inlet (101) and the air outlet (102);
the coarse filtering component (13) comprises an accommodating cavity (131), a threaded push rod (132) and a brush cylinder (14); the accommodating cavity (131) and the threaded push rod (132) are positioned at two opposite sides of the first air cavity (11); the accommodating cavity (131) is communicated and connected with the side wall of the first air cavity (11); the threaded push rod (132) is matched with the side wall of the first air cavity (11) in a telescopic embedding manner; the brush cylinder (14) is arranged inside the first air cavity (11); the brush drum (14) corresponds to the position of an air flow path in the first air cavity (11); the brush cylinder (14) is coaxially connected with the threaded push rod (132) and synchronously rotates; the rotary threaded push rod (132) drives the brush barrel (14) to be inserted into the accommodating cavity (131) in a shrinkage and embedding manner; a discharge window (103) is further formed in the surface of the first air cavity (11); the discharge window (103) is positioned at the position downstream of the air path of the brush drum (14).
2. A multi-functional air circulation system for an elevator car as set forth in claim 1, wherein: a reversing component (15) is arranged in the discharging window (103); the reversing assembly (15) comprises a three-way chamber (151) and a guide (152); the three-way chamber (151) is of a hollow cylinder structure; the outer part of the three-way chamber (151) is hermetically connected with the inner wall of the first air cavity (11);
a first flow through hole (153), a second flow through hole (154) and a third flow through hole (155) are formed in the surface of the three-way chamber (151); the first flow through hole (153) corresponds to an upstream direction of the three-way chamber (151); the second flow through hole (154) corresponds to a downstream direction of the three-way chamber (151); the third through hole (155) corresponds to the discharge window (103) in position; the guide piece (152) is attached to and rotatably arranged inside the three-way chamber (151);
a T-shaped channel (156) is arranged in the guide piece (152) in a penetrating manner; the T-channel (156) comprising a first port (157), a second port (158), and a third port (159); when the guide member (152) is located at the initial position, the first port (157) and the second port (158) are respectively communicated and jointed with the first flow through hole (153) and the second flow through hole (154), and the third port (159) is located at the side far away from the third flow through hole (155); when the third port (159) is rotated to communicate with the first flow through hole (153), the first port (157) communicates with the discharge window (103).
3. A multi-functional air circulation system for an elevator car as set forth in claim 2, characterized in that: a knob (150) is arranged on the rotating end surface of the guide piece (152) in an extending and connecting mode; the knob (150) is located outside the first wind chamber (11); a torsion spring is connected between the knob (150) and the outer wall of the first air cavity (11); the torsion spring drives the guide (152) to be stabilized at an initial position without being applied with an external force.
4. A multi-functional air circulation system for an elevator car as set forth in claim 1, wherein: further comprising a second filtering chamber (2); the second filtering chamber (2) comprises a second air chamber (21); the second air cavity (21) is communicated with and arranged at the downstream of the air path of the first air cavity (11); an intercepting component (22) is arranged at the outlet end of the second air cavity (21);
the interception component (22) comprises a frame piece (221), a first filter screen (222) and a heating plate (223); the frame piece (221) is communicated and connected with the surface of the second air cavity (21); the first filter screen (222) is positioned inside the second air cavity (21); the first filter screen (222) is intercepted and arranged on the air path inside the second air cavity (21); the heating plate (223) is matched with the frame piece (221) in a telescopic inserting manner; the heating plate (223) embedded into the second air cavity (21) is in contact with the first filter screen (222).
5. A multi-functional air circulation system for an elevator car according to claim 4, characterized in that: said interception assembly (22) further comprises a second sieve (224); the second filter screen (224) is intercepted and arranged at the position downstream of the air path of the first filter screen (222); the mesh aperture of the second screen (224) is smaller than the mesh aperture of the first screen (222); the insertion path of the heating plate (223) is located between the first screen (222) and the second screen (224); the heating plate (223) embedded into the frame member (221) is in contact with the second filter screen (224).
6. A multi-functional air circulation system for an elevator car according to claim 5, characterized in that: also comprises an extension device (3); the extension device (3) is attached to the inner wall of the elevator car; the extension device (3) comprises a clamping plate (31), a glass tube (32) and a buffer piece (33); a first clamping groove (311) and a second clamping groove (312) are formed in the surface of the clamping plate (31); the paired clamping plates (31) are mutually buckled and connected; the first clamping grooves (311) are buckled pairwise to form positioning cavities (301); the second clamping grooves (312) are buckled pairwise to form deformation cavities (302); the glass tube (32) is embedded in the positioning cavity (301); the buffer (33) is clamped in the deformation cavity (302); an ultraviolet lamp (321) is embedded in the center of the glass tube (32); an air passage (322) is also arranged in the glass tube (32); the air passages (322) are distributed around the ultraviolet lamp tubes (321) at intervals; one end of the air channel (322) is communicated with the outlet end of the second air cavity (21), and the other end of the air channel extends to the lower end position in the elevator car.
7. A multi-functional air circulation system for an elevator car as set forth in claim 6, wherein: the buffer piece (33) comprises a clamping plate (331) and a spiral body (332); the clamping plates (331) are connected and arranged at two ends of the spiral body (332); the spiral bodies (332) are arranged in parallel along the length direction of the deformation cavity (302); the clamping plate (331) is arranged at an opening at the corresponding end of the deformation cavity (302) in a clamping manner; the spiral body (332) is made of elastic materials; the spiral body (332) is in a stretched state.
8. A multi-functional air circulation system for an elevator car as set forth in claim 6, wherein: an adapter (34) is arranged between the air passage (322) and the second air cavity (21); the adapter (34) comprises a sleeve (341) and an adapter tube (342); the sleeve (341) is sleeved on the end face of the glass tube (32); the connecting pipe (342) is connected and arranged on one side of the sleeve (341) opposite to the glass tube (32).
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KR102091945B1 (en) * | 2018-11-07 | 2020-03-20 | 정연경 | Elevator cleaner and its management method |
CN211769669U (en) * | 2020-03-05 | 2020-10-27 | 毕海榕 | Damping and air-changing device for elevator car |
CN111943006A (en) * | 2020-08-28 | 2020-11-17 | 泉州市良创信息科技有限公司 | Energy-saving ventilation type elevator |
CN112723111A (en) * | 2020-12-23 | 2021-04-30 | 亚洲富士电梯股份有限公司 | Take special elevator in hotel of new trend system |
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JPH08245136A (en) * | 1995-03-08 | 1996-09-24 | Toshiba Elevator Eng Kk | Air conditioner for passenger cage of elevator |
CN204198198U (en) * | 2014-11-12 | 2015-03-11 | 苏州久德机电科技有限公司 | A kind of air automatic cleaning apparatus being applied to lift car |
JP2019027676A (en) * | 2017-07-31 | 2019-02-21 | パナソニックIpマネジメント株式会社 | Liquid atomization device and air cleaner or air conditioner using the same |
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CN211769669U (en) * | 2020-03-05 | 2020-10-27 | 毕海榕 | Damping and air-changing device for elevator car |
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