CN202709449U - Water boiler having multiple temperature section and based on heat pump technology - Google Patents

Water boiler having multiple temperature section and based on heat pump technology Download PDF

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Publication number
CN202709449U
CN202709449U CN2012202169858U CN201220216985U CN202709449U CN 202709449 U CN202709449 U CN 202709449U CN 2012202169858 U CN2012202169858 U CN 2012202169858U CN 201220216985 U CN201220216985 U CN 201220216985U CN 202709449 U CN202709449 U CN 202709449U
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China
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water
boiler
temperature
heat exchanger
sections
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Withdrawn - After Issue
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CN2012202169858U
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Chinese (zh)
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孙方田
王娜
李德英
史永征
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Beijing University of Civil Engineering and Architecture
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Beijing University of Civil Engineering and Architecture
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/12Hot water central heating systems using heat pumps

Abstract

The utility model discloses a water boiler having multiple temperature sections and based on heat pump technology and belongs to the field of energy-efficient equipment. The water boiler having the multiple temperature sections and based on the heat pump technology includes a heat pump unit, a water heater, boiled water tanks, a water-water heat exchanger, a heat regenerator and a water quality processing device, wherein the boiled water tanks are divided into four types for high temperature boiled water, medium temperature boiled water, normal temperature boiled water and cold boiled water; and the water-water heat exchanger includes three temperature sections of high temperature, medium temperature and low temperature. The water boiler having the multiple temperature sections and based on the heat pump technology is provided with three structures. The water-water heat exchanger and the heat pump unit are added in a water boiler system supplying boiled water for drinking. Gradient heating of tap water is realized through recycling heat energy generated in a process of changing to medium temperature boiled water, normal temperature boiler water and low temperature boiler water from high temperature boiler water by adopting an energy gradient utilizing principle, thereby reducing the energy consumption of the water boiler having the multiple temperature sections and based on the heat pump technology substantially. And boiled water in multiple temperature sections can be provided. The water boiler having the multiple temperature sections and based on the heat pump technology is suitable for using in occasions such as hospitals, high schools, government buildings, hotels and the like.

Description

Multiple temperature sections boiler based on heat pump techniques
Technical field
The utility model belongs to energy-saving equipment and energy conservation technical field, particularly a kind of multiple temperature sections boiler based on heat pump techniques.This multiple temperature sections boiler not only can the decrease boiler energy resource consumption, but also can provide the boiling water of many temperature sections, can be used for hospital, colleges and universities, government house, hotels and other places.
Background technology
Conventional boiler is heated to running water about 100 ℃ from about 16 ℃, and the supplying high temperature boiling water.And the drinker treats that generally the boiling water temperature just begins to drink when being down to about 40 ℃, this shows, the amount of heat that high warm water discharges in the process of cooling is wasted.Simultaneously, studies show that the tealeaves such as the boiling water process of preparing Chinese medicine black tea of excess Temperature, green tea will damage nutritional labeling wherein.For the summer of sweltering heat, part drinker's preference is drunk normal temperature boiling water and low warm water.This shows that variation has appearred in the demand of boiling water consumption temperature, i.e. different crowd, different purposes and need simultaneously high warm water, middle high warm water, normal temperature boiling water and low warm water.Therefore, under the prerequisite that satisfies drinking water temperature diversity demand, how saving the boiler energy consumption is the power-saving technology that present boiler needs to be resolved hurrily;
The utility model content
The purpose of this utility model is for satisfying different crowds in the prior art to high warm water, middle high warm water, the diversified demand of normal temperature boiling water and low warm water and the large deficiency of boiler energy consumption, a kind of multiple temperature sections boiler based on heat pump techniques has been proposed, it is characterized in that, described multiple temperature sections boiler comprises source pump, boiler, high warm water, middle warm water, four kinds of water tanks of normal temperature boiling water and cold boiling water, high-temperature water, three kinds of water-water heat exchangers of middle warm water and low temperature, regenerator and treatment device for water consist of the multiple temperature sections boiler with three kinds of structures;
Described the first multiple temperature sections boiler structure is to connect V1 valve and treatment device for water between running water inlet and low temperature water-water heat exchanger WEX1 upper channel, the V2 valve is connected in parallel on the two ends of V1 valve and treatment device for water, warm water during low temperature water-water heat exchanger WEX1 upper channel is connected again-water-to-water heat exchanger WEX2 lower channel, high temperature water-water heat exchanger WEX3 upper channel, boiler and high temperature boiled water tank, high temperature boiled water tank arrange high warm water outlet; Low temperature water-water heat exchanger WEX1 lower channel is connected to the outlet of normal temperature boiling water and is connected to cold boiling water outlet by cold boiled water tank by the normal temperature boiled water tank respectively; High temperature boiled water tank, high temperature water-water heat exchanger WEX3 lower channel are connected to middle high temperature boiled water tank, high warm water outlet during one tunnel output of middle high temperature boiled water tank connects; Other one tunnel of middle high temperature boiled water tank is exported warm water-water-to-water heat exchanger WEX2 upper channel in the connection, and is connected to the outlet of normal temperature boiling water by a road of normal temperature boiled water tank;
Described source pump is the closed-loop path that is connected into by compressor, condenser C, regenerator lower channel, V3 throttle, evaporimeter E, regenerator upper channel;
Described boiler has two types of electric water-boiling device and gas burning water heaters.
Described treatment device for water is RO film filter or pure water preparing device.
The temperature range of described high warm water, middle high warm water, normal temperature boiling water and cold boiling water respectively is 85~100 ℃, 70~85 ℃, 55~65 ℃, 14~30 ℃.
Described treatment device for water adds if do not add before running water enters the boiler system according to the tap water quality situation.
Condenser C in the described source pump is arranged in normal temperature boiled water tank bottom to immerse mode.
Evaporimeter E in the described source pump is arranged in low temperature boiled water tank top to immerse mode.
Described the second multiple temperature sections boiler structure is to have removed low temperature water-water heat exchanger WEX1 and source pump in the first multiple temperature sections boiler structure, running water inlet is connected in parallel on series connection by the V2 valve V1 valve directly is connected with middle warm water-water-to-water heat exchanger WEX2 lower channel with the structure at the two ends for the treatment of device for water, and all the other are identical with the first multiple temperature sections boiler structure.
Described the third multiple temperature sections boiler structure is to have removed middle warm water-water-to-water heat exchanger WEX2 and normal temperature boiled water tank in the second multiple temperature sections boiler structure, running water inlet is connected in parallel on series connection by the V2 valve V1 valve directly is connected with high temperature water-water heat exchanger WEX3 upper channel with the structure at the two ends for the treatment of device for water, and all the other are identical with the second multiple temperature sections boiler structure.
The beneficial effects of the utility model are to add source pump in the boiler system of supply drinking water, adopt energy cascade utilization principle, by reclaiming the heat of high warm water, normal temperature boiling water, low warm water process from high warm water changes into, running water is carried out stepped heating heat up, thus the energy resource consumption of saving boiler.This multiple temperature sections boiler not only can the decrease boiler energy resource consumption, but also can provide the boiling water of many temperature sections, can be used for hospital, colleges and universities, government house, hotels and other places.
Description of drawings
Fig. 1 is the first multiple temperature sections boiler structural representation.
Fig. 2 is the second multiple temperature sections boiler structural representation.
Fig. 3 is the third multiple temperature sections boiler structural representation.
Number in the figure:
The 1-treatment device for water, the cold boiling water water tank of 2-3-boiler, 4-high temperature boiled water tank, high temperature boiled water tank among the 5-, 6-normal temperature boiled water tank, WEX 1-low temperature water-water heat exchanger, WEX 2-middle warm water-water-to-water heat exchanger, WEX 3-high temperature water-water heat exchanger; C-condenser, E-evaporimeter; 7-compressor; V 1, V 2-valve; V R-throttling arrangement; 8-IHE is regenerator.
The specific embodiment
The utility model proposes the multiple temperature sections boiler of the saving energy resource consumption with three kinds of structures.Below in conjunction with drawings and Examples the utility model is described.The utility model is in view of the diversified actual demand of crowds different in the real life to high warm water, middle high warm water, normal temperature boiling water and low warm water, in the boiler system of supply drinking water, setting up water-water heat exchanger and source pump according to energy cascade utilization principle, by reclaiming the heat of high warm water, normal temperature boiling water, low warm water process from high warm water changes into, running water is carried out stepped heating heat up, thus the energy resource consumption of reduction multiple temperature sections boiler.The temperature range of described high warm water, middle high warm water, normal temperature boiling water and cold boiling water respectively is 85~100 ℃, 70~85 ℃, 55~65 ℃, 14~30 ℃.
Embodiment 1
The first as shown in Figure 1 is to connect V1 valve and treatment device for water 1 between running water inlet and low temperature water-water heat exchanger WEX1 upper channel based on the multiple temperature sections boiler structure of heat pump techniques, the V2 valve is connected in parallel on the two ends (treatment device for water 1 is RO film filter, pure water preparing device) of V1 valve and treatment device for water 1, warm water during low temperature water-water heat exchanger WEX1 upper channel is connected again-water-to-water heat exchanger WEX2 lower channel, high temperature water-water heat exchanger WEX3 upper channel, boiler 3 and high temperature boiled water tank 4, high temperature boiled water tank 4 arrange high warm water outlet; Low temperature water-water heat exchanger WEX1 lower channel is connected to the outlet of normal temperature boiling water by normal temperature boiled water tank 6 respectively, and is connected to cold boiling water outlet by cold boiled water tank 2; High temperature boiled water tank 4, high temperature water-water heat exchanger WEX3 lower channel are connected to middle high temperature boiled water tank 5, high warm water outlet during one tunnel output of middle high temperature boiled water tank 5 connects; Other one tunnel of middle high temperature boiled water tank 5 is exported warm water-water-to-water heat exchanger WEX2 upper channel in the connection, and is connected to the outlet of normal temperature boiling water by a road of normal temperature boiled water tank 6; Used boiler 3 has two types of electric water-boiling device and gas burning water heaters.
Between normal temperature boiled water tank 6 and cold boiled water tank 2, set up source pump.This source pump is the closed-loop path that is connected into by compressor 7, condenser C, V3 throttle, regenerator 8 lower channels, evaporimeter E, regenerator 8 upper channels;
This is based on the operation principle of the multiple temperature sections boiler of heat pump techniques: running water is through behind the treatment device for water 1, low temperature water-water heat exchanger WEX1, middle warm water-water-to-water heat exchanger WEX2, high temperature water-water heat exchanger WEX3 successively flow through, behind the step heat temperature raising, enter the boiling water that boiler 3 is heated to design temperature; From the boiling water of boiler 3, enter minute two-way behind the high temperature boiled water tank 4: the one tunnel enters high warm water supply line, after another road enters high temperature water-water heat exchanger WEX3 and cooled by running water, enters middle high temperature boiled water tank 5; The boiling water of middle high temperature boiled water tank 5 divides again two-way: the one tunnel enters the supply line of middle high warm water, another road enters after middle warm water-water-to-water heat exchanger WEX2 is further cooled cooling, enter normal temperature boiled water tank 6, by the refrigerant vapor heat temperature raising among the condenser C of source pump; The hot water of normal temperature boiled water tank 6 divides two-way again: the one tunnel enters the supply line of normal temperature boiling water, another road enters low temperature water-water heat exchanger WEX1 continued to cool after, enter cold boiled water tank 2; After entering cold boiled water tank 2 from the boiling water of low temperature water-water heat exchanger WEX1, after being cooled by the working medium among the evaporimeter E of source pump, enter the supply line of low warm water.
The energy-saving principle of above-mentioned source pump comes flash-pot (heat pump) gaseous working medium, after entering that compressor is compressed and boosting, enter the condenser C that is placed in the normal temperature boiled water tank, gaseous working medium heat release and condensed into liquid refrigerant, after entering again low-pressure low-temperature steam that regenerator IHE come flash-pot and cooling, after V3 throttling arrangement step-down throttling, enter the evaporimeter E that is placed in the cold boiled water tank 2 and the evaporation of absorbing heat, enter at last regenerator IHE by the high-temperature liquid state working medium heat temperature raising from condenser after, be back to the compressor air suction mouth, above-mentioned heat pump fluid so circulates.For source pump, realize that by adding regenerator 8 the working medium condensate liquid of condensator outlet is excessively cold, the working substance steam of evaporator outlet is overheated, thereby improves heat pump performance.By reclaiming the heat of high warm water, normal temperature boiling water, low warm water process from high warm water changes into, running water is carried out stepped heating heat up, thus the energy resource consumption of saving boiler.
Embodiment 2
The second multiple temperature sections boiler structure is to have removed low temperature water-water heat exchanger WEX1 and source pump in the first multiple temperature sections boiler structure as shown in Figure 2, running water inlet is connected in parallel on series connection by the V2 valve V1 valve directly is connected with middle warm water-water-to-water heat exchanger WEX2 lower channel with the structure at the two ends for the treatment of device for water 1, and all the other are identical with the first multiple temperature sections boiler structure of embodiment 1.
The second multiple temperature sections boiler structure does not provide low-temperature water heating, and high warm water, middle high warm water, normal temperature boiling water only are provided.High warm water is divided two-way: the one tunnel enters high warm water supply line, and another road enters high temperature water-water heat exchanger heat release cooling; Boiling water from the high temperature water-water heat exchanger enters middle high temperature boiled water tank, then divides two-way: the one tunnel enters middle high warm water supply line, and another road enters the normal temperature boiled water tank after entering middle warm water-water-to-water heat exchanger heat release cooling.
Embodiment 3
The third multiple temperature sections boiler structure is to have removed middle warm water-water-to-water heat exchanger WEX2 and normal temperature boiled water tank 6 in the second multiple temperature sections boiler structure as shown in Figure 3, running water inlet is connected in parallel on series connection by the V2 valve V1 valve directly is connected with high temperature water-water heat exchanger WEX3 upper channel with the structure at the two ends for the treatment of device for water, and all the other are identical with the second multiple temperature sections boiler structure.
The third multiple temperature sections boiler structure does not provide low-temperature water heating and normal temperature boiling water, and high warm water and middle high warm water only are provided.High warm water is divided two-way: the one tunnel enters high warm water supply line, and another road enters middle high temperature boiled water tank after entering high temperature water-water heat exchanger heat release cooling, then enters middle high warm water supply line.
Above-mentioned three kinds of multiple temperature sections boiler structures according to the water quality of user locality, can install treatment device for water additional or not install treatment device for water additional before running water enters the boiler system.

Claims (8)

1. multiple temperature sections boiler based on heat pump techniques, it is characterized in that, described multiple temperature sections boiler based on heat pump techniques comprises source pump, boiler, high warm water, middle warm water, normal temperature boiling water and four kinds of water tanks of cold boiling water, high temperature, middle temperature and low temperature three kinds of water-water heat exchangers, regenerator and treatment device for water consist of the multiple temperature sections boiler with three kinds of structures;
Described the first multiple temperature sections boiler structure is to connect V1 valve and treatment device for water between running water inlet and low temperature water-water heat exchanger WEX1 upper channel, the V2 valve is connected in parallel on the two ends of V1 valve and treatment device for water, warm water during low temperature water-water heat exchanger WEX1 upper channel is connected again-water-to-water heat exchanger WEX2 lower channel, high temperature water-water heat exchanger WEX3 upper channel, boiler and high temperature boiled water tank, high temperature boiled water tank arrange high warm water outlet; Low temperature water-water heat exchanger WEX1 lower channel is connected to the outlet of normal temperature boiling water and is connected to cold boiling water outlet by cold boiled water tank by the normal temperature boiled water tank respectively; High temperature boiled water tank, high temperature water-water heat exchanger WEX3 lower channel are connected to middle high temperature boiled water tank, high warm water outlet during one tunnel output of middle high temperature boiled water tank connects; Other one tunnel of middle high temperature boiled water tank is exported warm water-water-to-water heat exchanger WEX2 upper channel in the connection, and is connected to the outlet of normal temperature boiling water by a road of normal temperature boiled water tank;
Described source pump is the closed-loop path that is connected into by compressor, condenser C, regenerator lower channel, V3 throttle, evaporimeter E, regenerator upper channel.
2. multiple temperature sections boiler according to claim 1, it is characterized in that, described the second multiple temperature sections boiler structure is to have removed low temperature water-water heat exchanger WEX1 and source pump in the first multiple temperature sections boiler structure, running water inlet is connected in parallel on series connection by the V2 valve V1 valve directly is connected with middle warm water-water-to-water heat exchanger WEX2 lower channel with the structure at the two ends for the treatment of device for water, and all the other are identical with the first multiple temperature sections boiler structure.
3. multiple temperature sections boiler according to claim 1, it is characterized in that, described the third multiple temperature sections boiler structure is to have removed middle warm water-water-to-water heat exchanger WEX2 and normal temperature boiled water tank in the second multiple temperature sections boiler structure, running water inlet is connected in parallel on series connection by the V2 valve V1 valve directly is connected with high temperature water-water heat exchanger WEX3 upper channel with the structure at the two ends for the treatment of device for water, and all the other are identical with the second multiple temperature sections boiler structure.
4. multiple temperature sections boiler according to claim 1 is characterized in that, described boiler has two types of electric water-boiling device and gas burning water heaters.
5. multiple temperature sections boiler according to claim 1 is characterized in that, described treatment device for water is RO film filter or pure water preparing device.
6. multiple temperature sections boiler according to claim 1 is characterized in that, the condenser C in the described source pump is arranged in normal temperature boiled water tank bottom to immerse mode.
7. multiple temperature sections boiler according to claim 1 is characterized in that, the evaporimeter E in the described source pump is arranged in low temperature boiled water tank top to immerse mode.
8. multiple temperature sections boiler according to claim 1 is characterized in that, described treatment device for water adds if do not add before running water enters the boiler system.
CN2012202169858U 2012-05-14 2012-05-14 Water boiler having multiple temperature section and based on heat pump technology Withdrawn - After Issue CN202709449U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012202169858U CN202709449U (en) 2012-05-14 2012-05-14 Water boiler having multiple temperature section and based on heat pump technology

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102645022A (en) * 2012-05-14 2012-08-22 北京建筑工程学院 Energy-saving multiple temperature section water boiler
WO2019020132A1 (en) * 2017-11-07 2019-01-31 南京航空航天大学 Superhigh temperature heat pump system and method capable of preparing boiling water not lower than 100°c
CN110282677A (en) * 2019-07-26 2019-09-27 天津商业大学 A kind of device for preparing drinking water

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102645022A (en) * 2012-05-14 2012-08-22 北京建筑工程学院 Energy-saving multiple temperature section water boiler
WO2019020132A1 (en) * 2017-11-07 2019-01-31 南京航空航天大学 Superhigh temperature heat pump system and method capable of preparing boiling water not lower than 100°c
US11293666B2 (en) 2017-11-07 2022-04-05 Nanjing University Of Aeronautics And Astronautics Superhigh temperature heat pump system and method capable of preparing boiling water not lower than 100° C
CN110282677A (en) * 2019-07-26 2019-09-27 天津商业大学 A kind of device for preparing drinking water

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AV01 Patent right actively abandoned

Granted publication date: 20130130

Effective date of abandoning: 20140625

RGAV Abandon patent right to avoid regrant