CN111573481B - Air-conditioning elevator car - Google Patents
Air-conditioning elevator car Download PDFInfo
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- CN111573481B CN111573481B CN202010448857.5A CN202010448857A CN111573481B CN 111573481 B CN111573481 B CN 111573481B CN 202010448857 A CN202010448857 A CN 202010448857A CN 111573481 B CN111573481 B CN 111573481B
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- Prior art keywords
- phase change
- pipeline
- layer
- compressor
- air
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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
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0017—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
- F24F5/0021—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice using phase change material [PCM] for storage
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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
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Abstract
The invention discloses an air-conditioning elevator car for relieving the problems of shaking and heat dissipation of an air-conditioning elevator, which comprises a car body, an outer wall and an air-conditioning system, wherein a heat circulation pipeline is arranged between the car body and the outer wall, at least one section of the heat circulation pipeline is wrapped with a phase change layer, and a phase change material is arranged in the phase change layer. The phase change material filled in the phase change layer is a composite phase change material, and the phase change temperature is 40-60 degrees. The air conditioning system at least comprises a compressor, an evaporator and a condenser, wherein a pipeline A is arranged between the compressor and the evaporator, a pipeline B is arranged between the compressor and the condenser, a pipeline C is arranged between the evaporator and the condenser, and a phase change layer is arranged on the pipeline A and the pipeline B. The problem of rocking and heat dissipation of air conditioner elevator can be alleviated, and the safety of elevator is greatly improved.
Description
Technical Field
The invention relates to the technical field of elevator design, in particular to an air-conditioning elevator car.
Background
An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. The vertical lift elevator has a car that runs between at least two vertical rows of rigid guide rails or guide rails with an angle of inclination of less than 15 °. The size and the structural form of the car are convenient for passengers to access or load and unload goods. Present elevator all often has air conditioning system, mainly is in order to realize refrigerated effect, but the elevator heat dissipation is inconvenient and often can take place to rock in the use of real environment, has certain potential safety hazard and passenger's panic.
Disclosure of Invention
The invention discloses an air-conditioning elevator car for relieving the problems of shaking and heat dissipation of an air-conditioning elevator, which comprises a car body, an outer wall and an air-conditioning system, wherein a heat circulation pipeline is arranged between the car body and the outer wall, at least one section of the heat circulation pipeline is wrapped with a phase change layer, and a phase change material is arranged in the phase change layer.
The heat circulation pipeline of the air conditioning system is arranged in a gap between the compartment body and the outer wall, the phase change layer is wrapped on multiple sections of the pipeline, condensing agents of the air conditioning system are arranged in the pipeline, the condensing agents are in different states in different pipelines, namely a high-temperature gas phase and a low-temperature liquid phase, the phase change layer is wrapped on the outer side of the pipeline of the high-temperature gas phase, and a phase change material in the phase change layer absorbs heat and changes into a gas phase to form a gas layer, so that the compartment body can be prevented from being overheated in the operation process and can play a role in heat dissipation after the air conditioning system is started. When the elevator stops running or the air conditioning system is closed, the phase change layer dissipates heat to enable the gas layer to be converted into a solid phase, and the next heat cycle or the operation of the elevator is waited.
The phase change material filled in the phase change layer is a composite phase change material, and the phase change temperature is 40-60 degrees.
The air conditioning system at least comprises a compressor and an evaporator, wherein a pipeline A is arranged between the compressor and the evaporator, and the phase change layer is arranged on the pipeline A.
The air conditioning system at least comprises a compressor and a condenser, wherein a pipeline B is arranged between the compressor and the condenser, and the phase change layer is arranged on the pipeline B.
Air conditioning system includes compressor, evaporimeter and condenser at least, is provided with pipeline A between compressor and the evaporimeter, is provided with pipeline B between compressor and the condenser, is provided with pipeline C between evaporimeter and the condenser, be provided with on pipeline A and the pipeline B the phase change layer.
The air conditioning system is arranged outside the compartment body, the heat circulation pipeline is arranged between the compartment body and the outer wall, the heat circulation pipeline is preferably arranged in a winding mode, the heat dissipation can be increased, the area of a gas layer of the phase change layer is larger, and the better buffering and heat dissipation effects are achieved.
The phase change layer comprises a protective layer and a phase change material, wherein the phase change material is arranged in the protective layer, and the protective layer is made of FEP (fluorinated ethylene propylene) plastic or Teflon PFA (fluorinated ethylene propylene).
Wherein, the protective layer has elasticity, high temperature resistance and leakproofness promptly, and the protective layer plays protection and isolated gaseous effect, because the phase transition volume grow, the protective layer also increases along with it, wraps up the gaseous layer that forms of solid phase material phase transition to play the cushioning effect.
The phase change layer is arranged on one side close to the compartment body.
The phase change layer can be wrapped on the pipeline and also can be arranged on one side of the official pipeline close to the compartment body, phase change and a gas layer are formed, and the safety effects of heat dissipation and buffering can be achieved.
The distance between the compartment body and the outer wall is larger than or equal to the diameter of the thermal circulation pipeline provided with the phase change layer.
The gas layer formed after the phase change layer absorbs heat and changes phase can be in contact with the compartment body, so that better effects of buffering and dissipating heat are achieved.
The air conditioning system is a system commonly used by elevators in the market, and is particularly provided with a refrigerating and heating cycle.
The invention has the following beneficial effects:
the invention has strong applicability and great development prospect, and compared with the prior art, the invention relieves the problems of shaking and heat dissipation of the air-conditioning elevator, improves the safety of the elevator and has simple structure.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic layout of a phase change layer according to the present invention.
In the figure, 1-compartment, 2-phase change layer, 3-pipeline A, 4-pipeline B, 5-pipeline C.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the embodiment provides an air-conditioning elevator car, which includes a car body 1, an outer wall and an air-conditioning system, wherein a thermal circulation pipeline is arranged between the car body 1 and the outer wall, at least one section of the thermal circulation pipeline is wrapped with a phase change layer 2, a phase change material is arranged in the phase change layer 2, a thermal circulation pipeline of the air-conditioning system is arranged in a gap between the car body 1 and the outer wall, and a plurality of sections of the pipeline are wrapped with the phase change layer 2, a condensing agent of the air-conditioning system is arranged in the pipeline, wherein the condensing agent is in different states in different pipelines, namely a high-temperature gas phase and a low-temperature liquid phase, the phase change layer 2 is wrapped outside the high-temperature gas phase pipeline, the phase change material in the phase change layer 2 absorbs heat and changes phase into gas phase, so as to form a gas layer, which can prevent the car body 1 from overheating during operation and also can achieve a heat dissipation effect after the air-conditioning system is started, furthermore, because the distance between the carriage body 1 and the outer wall is small, after the phase change layer 2 changes phase to form a gas layer, the phase change layer 2 contacts the outer surface of the carriage body 1, and the carriage body 1 can play a role in buffering and heat dissipation when shaking. When the elevator stops running or the air conditioning system is closed, the phase change layer 2 dissipates heat to enable the gas layer to be converted into a solid phase, and the next heat cycle or the elevator is waited to run.
As shown in fig. 2, the phase change material filled in the phase change layer 2 is a composite phase change material, and the phase change temperature is 40 ° to 60 °. The air conditioning system at least comprises a compressor and an evaporator, a pipeline A3 is arranged between the compressor and the evaporator, and the phase change layer 2 is arranged on the pipeline A3. The air conditioning system at least comprises a compressor and a condenser, a pipeline B4 is arranged between the compressor and the condenser, and the phase change layer 2 is arranged on the pipeline B4. Air conditioning system includes compressor, evaporimeter and condenser at least, is provided with pipeline A3 between compressor and the evaporimeter, is provided with pipeline B4 between compressor and the condenser, is provided with pipeline C5 between evaporimeter and the condenser, be provided with on pipeline A3 and the pipeline B4 phase change layer 2, air conditioning system set up the railway carriage or compartment body 2 outside, the thermal cycle pipeline sets up between railway carriage or compartment body 2 and the outer wall, and the preferred winding arrangement of thermal cycle pipeline here can increase radiating while can also make phase change layer 2's gas layer area is bigger, plays better buffering and radiating effect. Phase change layer 2 includes protective layer and phase change material, and phase change material sets up in the protective layer, and the protective layer is FEP plastics or teflon PFA, and the protective layer has elasticity, high temperature resistance and leakproofness promptly, and the protective layer plays protection and isolated gaseous effect, because the phase transition volume grow, the protective layer also along with the elasticity increase, wraps up the gaseous gas formation gas layer of solid phase material phase transition to play the cushioning effect. The phase change layer 2 is arranged on one side close to the compartment body 1, the phase change layer 2 can be wrapped on a pipeline and can also be arranged on one side close to the compartment body 1, a gas layer is formed through phase change, and the safety effects of heat dissipation and buffering can be achieved. The distance between the compartment body 1 and the outer wall is larger than or equal to the diameter of a heat circulation pipeline provided with the phase change layer 2, namely, a gas layer formed after the phase change layer 2 absorbs heat and changes phase can be in contact with the compartment body 1, so that better effects of buffering and dissipating heat are achieved.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the spirit and scope of the present invention. Various modifications and improvements of the technical solutions of the present invention may be made by those skilled in the art without departing from the design concept of the present invention, and the technical contents of the present invention are all described in the claims.
Claims (5)
1. The utility model provides an air conditioning elevator car, includes the railway carriage or compartment body (1), outer wall and air conditioning system, its characterized in that: a thermal circulation pipeline is arranged between the compartment body (1) and the outer wall, at least one section of the thermal circulation pipeline is wrapped with a phase change layer (2), and phase change materials are arranged in the phase change layer (2); the phase change layer (2) comprises a protective layer and a phase change material, the phase change material is arranged in the protective layer, the protective layer is made of FEP plastic or Teflon PFA, the protective layer has elasticity, high temperature resistance and sealing performance, the protective layer plays a role in protecting and isolating gas, the protective layer also increases along with the elasticity when the phase change volume is increased, and the gas wrapping the phase change gas of the solid phase material forms a gas layer, so that a buffering effect is achieved; the phase change layer (2) is arranged on one side close to the compartment body (1); the distance between the compartment body (1) and the outer wall is larger than the diameter of a heat circulation pipeline provided with the phase change layer (2).
2. An air-conditioned elevator car as claimed in claim 1, characterized in that: the phase change material filled in the phase change layer (2) is a composite phase change material, and the phase change temperature is 40-60 degrees.
3. An air-conditioned elevator car as claimed in claim 1, characterized in that: the air conditioning system at least comprises a compressor and an evaporator, a pipeline A (3) is arranged between the compressor and the evaporator, and the phase change layer (2) is arranged on the pipeline A (3).
4. An air-conditioned elevator car as claimed in claim 1, characterized in that: the air conditioning system at least comprises a compressor and a condenser, a pipeline B (4) is arranged between the compressor and the condenser, and the phase change layer (2) is arranged on the pipeline B (4).
5. An air-conditioned elevator car as claimed in claim 1, characterized in that: air conditioning system includes compressor, evaporimeter and condenser at least, is provided with pipeline A (3) between compressor and the evaporimeter, is provided with pipeline B (4) between compressor and the condenser, is provided with pipeline C (5) between evaporimeter and the condenser, be provided with on pipeline A (3) and pipeline B (4) phase transition layer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448857.5A CN111573481B (en) | 2020-05-25 | 2020-05-25 | Air-conditioning elevator car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448857.5A CN111573481B (en) | 2020-05-25 | 2020-05-25 | Air-conditioning elevator car |
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| Publication Number | Publication Date |
|---|---|
| CN111573481A CN111573481A (en) | 2020-08-25 |
| CN111573481B true CN111573481B (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010448857.5A Active CN111573481B (en) | 2020-05-25 | 2020-05-25 | Air-conditioning elevator car |
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| CN112944519B (en) * | 2021-03-15 | 2022-09-02 | 中信和业投资有限公司 | Method for effectively controlling chimney effect of elevator shaft of super high-rise building |
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| JP2781123B2 (en) * | 1993-04-22 | 1998-07-30 | 三菱電機ビルテクノサービス株式会社 | Elevator cooling system |
| CN103922212A (en) * | 2014-04-24 | 2014-07-16 | 恒达富士电梯有限公司 | Method and system for keeping constant temperature and constant humidity of elevator |
| CN107166601A (en) * | 2017-07-11 | 2017-09-15 | 天津宅佳蓄能科技发展中心 | A kind of water circulation hot and cold dual control all-in-one |
| CN107575972A (en) * | 2017-09-06 | 2018-01-12 | 苏州黑盾环境股份有限公司 | A kind of heat pipe air conditioner all-in-one and its control method with phase-change accumulation energy |
| CN107741070A (en) * | 2017-10-18 | 2018-02-27 | 上海交通大学 | A kind of air source hot pump water heater high density heat accumulation all-in-one |
| CN108253649A (en) * | 2018-02-11 | 2018-07-06 | 上海创始温控技术有限公司 | refrigerating system |
| CN108870599A (en) * | 2018-07-31 | 2018-11-23 | 仲恺农业工程学院 | A kind of heat pipe heat storage type air-conditioning heat pump device of recyclable waste heat |
| CN109282476A (en) * | 2018-08-29 | 2019-01-29 | 珠海格力电器股份有限公司 | Air conditioner for elevator and elevator |
| CN109678031A (en) * | 2019-01-22 | 2019-04-26 | 杭州西奥电梯有限公司 | A kind of elevator car wall and carriage and elevator device |
| CN208968331U (en) * | 2018-08-28 | 2019-06-11 | 广东志高暖通设备股份有限公司 | Heat pump provides the air-conditioning of the heat storage tank and application of the heat source heat storage tank |
| CN209013514U (en) * | 2018-08-24 | 2019-06-21 | 湖南中谷科技股份有限公司 | A kind of safe refrigeration system applied to automatic vending machine |
-
2020
- 2020-05-25 CN CN202010448857.5A patent/CN111573481B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2781123B2 (en) * | 1993-04-22 | 1998-07-30 | 三菱電機ビルテクノサービス株式会社 | Elevator cooling system |
| CN103922212A (en) * | 2014-04-24 | 2014-07-16 | 恒达富士电梯有限公司 | Method and system for keeping constant temperature and constant humidity of elevator |
| CN107166601A (en) * | 2017-07-11 | 2017-09-15 | 天津宅佳蓄能科技发展中心 | A kind of water circulation hot and cold dual control all-in-one |
| CN107575972A (en) * | 2017-09-06 | 2018-01-12 | 苏州黑盾环境股份有限公司 | A kind of heat pipe air conditioner all-in-one and its control method with phase-change accumulation energy |
| CN107741070A (en) * | 2017-10-18 | 2018-02-27 | 上海交通大学 | A kind of air source hot pump water heater high density heat accumulation all-in-one |
| CN108253649A (en) * | 2018-02-11 | 2018-07-06 | 上海创始温控技术有限公司 | refrigerating system |
| CN108870599A (en) * | 2018-07-31 | 2018-11-23 | 仲恺农业工程学院 | A kind of heat pipe heat storage type air-conditioning heat pump device of recyclable waste heat |
| CN209013514U (en) * | 2018-08-24 | 2019-06-21 | 湖南中谷科技股份有限公司 | A kind of safe refrigeration system applied to automatic vending machine |
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| CN109282476A (en) * | 2018-08-29 | 2019-01-29 | 珠海格力电器股份有限公司 | Air conditioner for elevator and elevator |
| CN109678031A (en) * | 2019-01-22 | 2019-04-26 | 杭州西奥电梯有限公司 | A kind of elevator car wall and carriage and elevator device |
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| CN111573481A (en) | 2020-08-25 |
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