CN113685935A - Ventilation transformation method for old elevator shaft and car - Google Patents
Ventilation transformation method for old elevator shaft and car Download PDFInfo
- Publication number
- CN113685935A CN113685935A CN202010432935.2A CN202010432935A CN113685935A CN 113685935 A CN113685935 A CN 113685935A CN 202010432935 A CN202010432935 A CN 202010432935A CN 113685935 A CN113685935 A CN 113685935A
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- car
- air
- elevator
- air inlet
- pipe
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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
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
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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
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
- B66B11/024—Ventilation systems
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention provides a ventilation transformation method aiming at old elevator shafts and lift cars, in particular to how to connect the original old elevator shafts such as subways, shopping malls, office buildings and the like with an air supply and exhaust pipeline outside the shafts, and provides an effective device which is provided with a plurality of selectable upper air induction type pipelines at the corner positions inside the shafts without external connection conditions and how to quickly install the upper air induction and the lower air induction of a carriage from the inside of the carriage to an external perforated hole and easily save convection, and particularly has more practicability for the current prevention and control of epidemic situations.
Description
Technical Field
The invention relates to the field of building design, in particular to elevator facilities of residential buildings, office buildings, public buildings such as subways and shopping malls, and particularly provides and solves main supporting facilities and methods for ventilation and sterilization of the whole elevator system.
Background
Aiming at all the existing elevators for life and production, the air circulation and fresh air supply in the elevator shaft and the elevator cars are not considered, even though the air conditioning temperature and the fan blow the airflow in a few of the elevator cars, the processing is carried out in the closed elevator shaft and the closed elevator cars, and the fresh air circulation beneficial to human health is not solved by fundamentally breaking through the closed source from the whole.
Disclosure of Invention
The invention firstly solves the problem of large environment fresh air supply of a root wind source of an elevator shaft, and then is a whole set of natural fresh air circulation and artificial fresh air regulation and control systematic scheme for perfecting and improving a small space air circulation facility in a car and supplementing fresh air.
The large-environment fresh air supply method is characterized in that a lower air inlet and an upper air outlet are additionally arranged at the upper end and the lower end of the existing elevator shaft which is not built yet and is not put into use, so that the air source of the elevator shaft is taken from outdoor fresh air.
For the underground space without outdoor air inlet pipes, one or two upper air guide pipelines can be additionally arranged at the corner positions inside the shaft, so that the mode of circulating the lower fresh air is changed into the mode of circulating the upper fresh air.
The air circulation of the elevator car particularly refers to a car body in use, wherein an upper ventilation elbow combination is additionally arranged on three sides of the top cover end of the car except an access door, and a lower ventilation elbow combination is additionally arranged on the upper edge of a width-limited dustproof side turned up at the lower part of the car.
And air quality control systems such as a strip-shaped negative ion generator, an ultraviolet sterilizing lamp tube, an aromatic tube and the like are arranged at corresponding positions.
The invention has the beneficial effects that: 1. the blind points and the difficult points of fresh air regulation and control of all elevator shafts and lift cars are comprehensively proposed and solved, so that the healthy dead corners of vertical traffic of living and production buildings can be valued and solved from the beginning, and the method has epoch-making property; 2. particularly, for the transformation of the existing car, a scheme for quickly constructing from the inside to the outside of the car body is provided, and the difficult problem that no construction space exists outside the car body and the difficult problem of maintenance are avoided; 3. the fresh air exchange effect of automatic up-and-down flow can be realized by using the motive power of up-and-down lifting of the lift car and the elbows for guiding air in directions up and down without special electric power, so that the energy is saved, the emission is reduced, and the environment is protected and healthy; 4. the device has long-term practical value for removing and improving harmful air such as more people, smoking, liquor gas, body gas, medicinal flavor and the like in the lift car.
Drawings
Fig. 1 is a schematic diagram of one method for modifying an existing hoistway ventilation system according to an embodiment of the invention;
FIG. 2 is a perspective view of the lower portion of the hoistway with the original air supply and exhaust duct connectable in the embodiment of the present invention;
FIG. 3 is a perspective view of a newly installed pull-up type pipe in a well in which an original well pipe cannot be externally connected with a fresh air source according to an embodiment of the present invention;
FIG. 4 is a perspective view of an embodiment of the present invention in the form of an upper draft duct;
FIG. 5 is a schematic view of a fresh air flow structure of the car in an embodiment of the invention;
fig. 6 is a top view of the usable walls around the car in an embodiment of the present invention;
FIG. 7 is a perspective view and a schematic view of a single-direction air inlet elbow according to an embodiment of the present invention;
FIG. 8 is a perspective view of an in-compartment positioning ferrule in an embodiment of the present invention;
figure 9 is an assembled perspective view of an elbow according to an embodiment of the present invention;
figure 10 is a schematic view of an elbow installation in an embodiment of the invention;
FIG. 11 is a perspective view of the circular tube with bidirectional air intake in the embodiment of the present invention;
FIG. 12 is a schematic view of a bi-directional circular air intake duct according to an embodiment of the present invention;
FIG. 13 is an assembly view of the two-way round air intake pipe according to the embodiment of the present invention;
FIG. 14 is a front view of the combined cover of the two-way circular air intake pipe according to the embodiment of the present invention;
fig. 15 is a perspective view of an old car quick-loading ventilating device in an embodiment of the invention.
The reference numbers illustrate:
(100) an elevator hoistway; (101) an air inlet; (102) an air outlet; (103) fresh air outdoors; (104) an air inlet pipe; (105) an exhaust fan; (106) a hoistway cross section; (107) a rat-proof net; (108) a negative ion generator; (109) an ultraviolet sterilization device; (110) the well cover air outlet; (111) a connecting pipe; (112) a remote induced draft pipe; (113) a fresh air processing system; (114) a remote exhaust duct; (115) the bottom of the upper induced draft pipe; (116) the upper part of the upper induced draft pipe; (117) an upper part of the shaft; (118) the middle part of the shaft; (119) sinking the shaft to the bottom; (120) a hoistway corner position; (121) a square pipe; (122) a fan-shaped pipeline; (123) pentagonal tubing; (124) a circular pipe; (125) the original exhaust pipe; (126) the original air inlet pipe mouth; (127) the original air supply pipeline; (128) and an upper draught pipeline.
(200) An elevator car; (201) an upper part of the cage; (204) a button plate; (205) a car left wall; (206) a right car wall; (207) a car rear wall; (208) a negative ion generator; (209) a germicidal lamp tube; (210) the floor is limited in width and dustproof edge; (211) three-circle air inlet and outlet elbow combination on the carriage; (221) the three-circle air inlet and outlet elbow assembly under the compartment; (212) a lower part of the cage; (213) an upstream air flow movement line; (214) a downward air flow movement line; (215) and a car top power supply.
(320) Bending the opening; (321) a unidirectional air guide elbow; (322) a joint edge ring; (323) an original bent joint; (324) connecting the connector; (325) mounting a bayonet; (326) and a lower bayonet.
(327) Positioning clamping sleeves in the carriage; (328) fixing the tube edge; (329) positioning the small hole; (330) fixing the sides of the carriage; (331) a fixed compartment positioning small hole; (332) sleeving a clamping groove; (333) sleeving a lower clamping groove; (334) a sterilizing tube; (335) a fragrance box.
(341) A bidirectional induced draft pipe; (342) a wind guiding angle; (343) a bidirectional air inlet guide vane; (344) the width of the wind guide sheet; (345) an ultraviolet germicidal lamp; (346) the flat end of the air inlet pipe; (347) a fragrance box; (348) a wind guide angle bevel edge; (349) the length of the air guide sheet; (350) and (4) clamping the sterilizing pipe.
(351) The bidirectional air inlet pipe is combined with the outer cover.
(352) The upward unidirectional air guide elbow is combined with the outer side of the compartment wall; (353) the downward unidirectional air guide elbow is combined with the outer side of the compartment wall; (354) the inner side of the upward unidirectional air guide elbow combined compartment wall; (355) the downward unidirectional air guide elbow is combined with the inner side of the compartment wall; (356) the bidirectional air inlet circular pipe is combined with the inner side of the compartment wall; (357) the bidirectional air inlet circular pipe is combined with the outer side of the compartment wall.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings, which may be embodied in various forms and should not be construed as limited to the embodiments set forth herein.
The invention firstly solves the problem of large environment fresh air supply of a root wind source of an elevator hoistway (100), and then the whole set of natural fresh air circulation and artificial fresh air regulation and control systematic scheme for perfecting and improving a small space air circulation facility in a car (200) and supplementing a fresh air device (300) is adopted.
Referring to fig. 1, the large environment fresh air supply is to additionally provide a lower air inlet (101) and an upper air outlet (102) in the upper and lower spaces of the existing elevator hoistway (100), so that the air source of the elevator hoistway (100) is the outdoor fresh air (103), the air inlet and the air outlet can be additionally provided with an air inlet pipe (104), or a clean air exhaust fan (105), an insect and rat prevention fence (107), a negative ion generator (108), an ultraviolet sterilization device (109) and a series of artificial fresh air processing systems (113) such as ultrasonic waves can be arranged in front of an air exhaust connection pipe (111) and the air inlet pipe (104); the sizes of the ventilation calibers of the upper exhaust opening (102) and the lower air inlet (101) are related to the size of a shaft section (106) and the running speed of the air purifying exhaust fan (105), so that the effect of ensuring good fresh air circulation of the shaft is achieved, and a healthy fresh air source which breathes together with the nature is solved from the source.
Referring to fig. 2, if the elevator shaft bottom (119) is arranged in underground spaces such as subways and shopping malls, the original air inlet pipe opening (126) of the underground layer can be found and then communicated with the original air supply pipeline (127) by the connecting pipe (111) or the additionally arranged remote air guiding pipe (112) and the remote exhaust pipe (114) and the new air processing system (113) and the exhaust fan (105) are matched, and the well cover air outlet (110) is communicated with the original exhaust pipe (125) through the connecting pipe (111), so that the original public facilities are fully utilized, and the investment for additionally excavating underground projects is saved.
Referring to fig. 3 and 4, the sinking bottom (119) of the elevator shaft is arranged in an underground space without an outdoor air inlet pipe, one or two upper air guide pipelines (128) can be additionally arranged at corner positions (120) inside the shaft, the cross sections of the upper air guide pipelines can be square (121), fan-shaped (122), pentagonal (123), round pipe-shaped (124) and the like, and the exhaust fans (105) and the anion generator (108) and the ultraviolet sterilization device (109) and the like of the upper air guide pipelines can be arranged at the sinking bottom (119), the middle part (118) or the upper part (117) of the shaft and other sections which are convenient to manage and maintain, so that the lower inlet air is changed into an upper guide air flow mode, and the shaft corner positions (120) are fully utilized, so that the large investment and the construction difficulty and progress of excavating an underground air inlet can be saved.
Referring to fig. 7 to 15, the car scheme is characterized in that a commercially available PVC pipe is mainly used, an elbow (321) cuts an original elbow connector (323) to form an existing elbow opening (320), another connector edge ring (322) of the elbow is cut, an upper bayonet (325) and a lower bayonet (326) of a germicidal lamp slot are reserved in the existing connector (324) (see fig. 7), and then an in-compartment positioning sleeve (327) is arranged, a positioning small hole (329) on a fixed tube edge (328) of the positioning sleeve (327) needs to be close to an included angle position of a fixed compartment wall edge (330), and a positioning small hole (331) on the compartment wall edge (330) needs to be close to the outside as much as possible; the positioning cutting sleeve (327) is positioned at the diameter position of the fixed tube side (328), and an upper clamping groove (332) and a lower clamping groove (333) of the sterilizing tube (334) are reserved (see fig. 8 and 9); after the in-box positioning clamping sleeve (327) and the air inlet elbow (321) are assembled, extending out of the compartment (206) from the compartment and mounted on the inside of the upper and lower walls of the compartment (see fig. 10 and 15), the port is arranged on the upper part of the compartment with the port facing upwards, and the port is arranged on the lower part of the compartment with the port facing downwards (see fig. 15), the direction change and alternation can solve the problems of up-down convection and one-in-one-out circulation and update generated when the elevator goes up and down, obtain living air which is disgorged and taken in new air and removed with turbidity and freshness, not only solve the problem of changing closed air into open air update, but also increase the direction sense of the elevator running up and down, and is convenient for old people, few people and blind people to improve the discrimination degree of the elevator riding direction, the elbow has strong air inlet and outlet directions, and replaces the air inlet scrapers (202) and (203) described in figure 5, so that the installation and maintenance are convenient for construction from the space in the existing car to the outside.
Referring to fig. 5, the diameters of the elbow and the round pipe are selected, and the diameter of the elbow on the compartment is larger (phi 11CM can be selected); the diameter of the elbow at the lower position of the compartment needs to consider the accidents of extending fingers of passengers and children and the like, so the elbow is required to be as small as possible (phi 3CM can be selected), but the air inlet volume at the upper position is adjusted by increasing and decreasing the number, so that the air flow at the upper position (213) and the lower position (214) is convenient, and the stable exchange and the reduction of noise generation are achieved.
Referring to fig. 11-15, the car scheme more importantly aims at improving the air circulation and quality of the height of the button plate at the middle position in the car, a PVC round pipe is processed into a bidirectional air guide pipe (341), a wind guide angle (342) cut into a 45-degree right-angled isosceles triangle extends out of a car wall (206), a flat section (346) is left in the car, a movable bidirectional air inlet guide sheet (343) is mounted in a tip wind guide angle (342) cut into the round pipe, the width (344) of the movable bidirectional air inlet guide sheet is slightly smaller than the inner diameter of the round pipe, the length (349) of the movable bidirectional air inlet guide sheet is larger than the inclined edge (348) (see fig. 12) of the tip wind guide angle, the bidirectional air inlet guide sheet (343) is flexibly placed in the tip wind guide angle (342), a proper number of strip-shaped openings are matched according to the height of the button plate (fig. 5, 204) and then extend out of the car (206), and after the fixed, a small aromatic box (347) is placed in the flat end (346), and ultraviolet germicidal lamp tubes (345) (see fig. 12 and 13) are installed through the germicidal lamp tube circular slot bayonets (350) reserved at the flat ends (346), and finally, corresponding outer covers (351) are selected according to the length and are integrally installed and protected (see fig. 14 and 15).
The fresh air regulation and control system of the elevator is suitable for any range in public vertical transportation and production facilities such as residential buildings, office buildings, hotels, shopping malls, tourist projects and the like.
The above-described preferred embodiments may be modified and improved in various ways without departing from the principle of the present invention, and such modifications are also within the scope of the present invention.
Claims (8)
1. A ventilation transformation method for old elevator shafts and cages is characterized by comprising an elevator shaft (100), an elevator cage (200), a bidirectional air inlet device and a fresh air processing device (300).
2. The elevator hoistway (100) according to the ventilation improvement method of the old elevator hoistway and the elevator car of claim 1, characterized in that the lower part of the hoistway is provided with an air inlet (101), and a series of artificial fresh air processing systems (113) such as a rat-proof fence (107), an exhaust fan (105), a negative ion generator (108), an ultraviolet sterilization device (109), ultrasonic waves and the like are arranged; the top of the shaft is provided with a shaft air outlet (110) and an exhaust connecting pipe (111).
3. The elevator shaft (100) of the ventilation reforming method of the old elevator shaft and the elevator car according to claim 1, characterized in that the lower part of the shaft is provided with an air inlet (101), and a special remote induced draft pipe (112) is additionally arranged or an original air supply pipe orifice (126) is connected; a ratproof grid (107), an exhaust fan (105), a negative ion generator (108) and an ultraviolet sterilization device (109) are arranged; the air outlet (110) of the hoistway is connected with the original exhaust duct (125) or is additionally provided with a remote exhaust duct (114).
4. The elevator hoistway (100) according to the method for improving ventilation of the old elevator hoistway and the car of claim 1, characterized in that the hoistway without the external draft air inlet duct is provided with one or two upper draft ducts (128) at the inside corner positions (120) of the hoistway, the cross sections of the upper draft ducts can be selected from square (121), fan-shaped (122), pentagonal (123), circular tube-shaped (124) and the like, and the exhaust fans (105) of the upper draft ducts can be arranged at sections of the sunken bottom (119), middle (118) or upper (117) of the hoistway, which are convenient for management and maintenance, so that the flow mode of the lower draft air is changed into the flow mode of the upper draft air.
5. An elevator car (200) according to claim 1, wherein the ventilation of the old elevator shaft and car is mainly performed on the upper and lower parts of the original car, and the upper three-cycle air inlet and outlet elbow combination (211) is firstly formed on three sides of the lower part of the car roof (201) except the access door, and the lower three-cycle air inlet and outlet elbow combination (221) is also formed on the upper edge of the width-limited dustproof side (210) which is turned up on the lower part (212) of the car.
6. The elevator car (200) of claim 5, wherein the upper part (201) of the car, the upper and lower corresponding positions of the air inlet and outlet elbow combination of the left wall (205), the right wall (206) and the rear wall (207) of the car are provided with a strip-shaped anion generator (208) and a germicidal lamp (209).
7. An elevator car (200) according to claim 5 for a method of modernizing old elevator shafts and cars by ventilation, characterized in that the modernization of old cars is performed by selecting the diameters of the upper and lower car bends to be larger or smaller, and selecting the upper phi 11CM and the lower phi 3 CM; the total amount of air intake of the upper elbow and the lower elbow is balanced by adjusting the diameter and the number of the elbows.
8. The elevator car (200) according to claim 5, wherein the car wall (206) at the corner corresponding to the button plate (204) is provided with a bidirectional draft tube (341); the bidirectional induced draft pipe (341) is processed by a PVC round pipe, a wind guide angle (342) which is cut into a 45-degree right-angled isosceles triangle extends out of the compartment wall (206), a flat section (346) is left in the compartment, a movable bidirectional air inlet guide vane (343) is arranged in a tip air guide angle (342) formed by cutting the circular pipe, the width (344) of the bidirectional air inlet guide vane is slightly smaller than the inner diameter of the circular pipe, the length (349) of the bidirectional air inlet guide vane is larger than the inclined edge (348) of the tip air guide angle, the bidirectional air inlet guide vane (343) is flexibly arranged in the tip air guide angle (342) of the pipe, the strip-shaped openings with proper quantity matched with the button plate (204) according to the height of the button plate extend out of the compartment (206) from the compartment, and after the button plate is fixed, the small fragrance boxes (347) are placed in the flat ends (346), and ultraviolet germicidal lamp tubes (345) are installed through the germicidal lamp tube circular slot bayonets (350) reserved at the flat ends (346), and finally, corresponding outer covers (351) are selected according to the length to be integrally installed and protected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010432935.2A CN113685935A (en) | 2020-05-14 | 2020-05-14 | Ventilation transformation method for old elevator shaft and car |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010432935.2A CN113685935A (en) | 2020-05-14 | 2020-05-14 | Ventilation transformation method for old elevator shaft and car |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116815824A (en) * | 2023-08-31 | 2023-09-29 | 天津天地龙管业股份有限公司 | A waterproof well lid of ventilation for heating network valve well chamber |
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| CN205838267U (en) * | 2016-07-06 | 2016-12-28 | 西子电梯集团有限公司 | A kind of car walls aeration structure |
| CN206176647U (en) * | 2016-10-08 | 2017-05-17 | 南京雄起电梯有限公司 | Elevator exhaust system |
| CN207006452U (en) * | 2017-07-14 | 2018-02-13 | 浙江巨通电梯有限公司 | A kind of elevator hoistways aeration structure |
| CN208269339U (en) * | 2018-05-11 | 2018-12-21 | 深圳市佰邦建筑设计顾问有限公司 | A kind of aeration structure of elevator |
| CN110077935A (en) * | 2019-04-26 | 2019-08-02 | 福建省特种设备检验研究院 | A kind of sightseeing elevator hoistway is divulged information the application method of sun-proof system |
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| CN116815824B (en) * | 2023-08-31 | 2023-11-03 | 天津天地龙管业股份有限公司 | A waterproof well lid of ventilation for heating network valve well chamber |
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Application publication date: 20211123 |