CN113390183A - High-temperature water source heat pump air heater - Google Patents
High-temperature water source heat pump air heater Download PDFInfo
- Publication number
- CN113390183A CN113390183A CN202110529526.9A CN202110529526A CN113390183A CN 113390183 A CN113390183 A CN 113390183A CN 202110529526 A CN202110529526 A CN 202110529526A CN 113390183 A CN113390183 A CN 113390183A
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- Prior art keywords
- heat exchanger
- water
- fluorine
- hot
- air
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Classifications
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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
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/06—Air heaters
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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
- F24H9/0052—Details for air heaters
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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
- F24H9/0052—Details for air heaters
- F24H9/0057—Guiding means
- F24H9/0063—Guiding means in air channels
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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
- F24H9/1863—Arrangement or mounting of electric heating means
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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
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2064—Arrangement or mounting of control or safety devices for air heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
- F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention relates to an air heater, in particular to a high-temperature water source heat pump air heater. High temperature water source heat pump air heater, including the box, cut apart into upper and lower two-layer in the box, wherein, the both ends on upper strata set up the new trend entry relatively, the new trend export forms new trend passageway, have set gradually water route heat exchanger, fluorine way heat exchanger in the new trend passageway, be equipped with the hot-water line who communicates with water route heat exchanger and with the compressor of fluorine way heat exchanger intercommunication in the lower floor, still be equipped with the water pump of connecting hot-water line and carrying hydrothermal to water route heat exchanger in the lower floor. The invention adopts the water path heat exchanger and the fluorine path heat exchanger to carry out secondary heating on the fresh air, improves the upper limit of the air outlet temperature, breaks through the technical difficulty of the highest output temperature in the industry at present, and enlarges the application occasion range of the product; wherein the hot water pipeline that the water route heat exchanger is connected can connect high temperature industrial waste water, effectively utilizes the unnecessary energy in the industrial production, practices thrift the energy consumption.
Description
Technical Field
The invention relates to an air heater, in particular to a high-temperature water source heat pump air heater.
Background
The material drying generally uses air as a heating medium, the material is heated by heat energy higher or obviously higher than the temperature of the material, the heated air is contacted with the surface of the material, the temperature of the hot air is reduced, the temperature of the material absorbing heat is increased, after the material is heated, the water in the material absorbs heat from the surface to the inside and is evaporated or vaporized, water molecules and the heating medium are changed into damp and hot air, and a moisture exhaust fan exhausts the damp and hot air out of a drying chamber.
Common air heaters in the market generally adopt a fluorine path system, a compressor provides basic energy, and then air is heated and warmed up in a heat exchange mode, but the energy conversion efficiency is limited only by the compressor and the energy providing mode, the upper limit of the air outlet temperature is low, the common air outlet temperature is lower than 85 ℃, and the application range is small; if the air outlet temperature is forcibly increased, the load of the compressor is increased, the power requirement is greatly increased, the consumption cost is high, and the service life of the compressor is also influenced.
Disclosure of Invention
The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.
High temperature water source heat pump air heater, including the box, cut apart into upper and lower two-layer in the box, wherein, the both ends on upper strata set up the new trend entry relatively, the new trend export forms new trend passageway, second grade intensification system includes waterway heat exchanger, fluorine way heat exchanger that set gradually in new trend passageway, is equipped with the hot-water line with waterway heat exchanger intercommunication and the compressor with fluorine way heat exchanger intercommunication in the lower floor, still is equipped with the hot-water line of connection and carries hydrothermal water pump to waterway heat exchanger in the lower floor.
Furthermore, a spoiler is arranged at the fresh air outlet in the box body, and a heating wire is arranged between the spoiler and the secondary heat exchanger.
Furthermore, an air inlet space is arranged between the waterway heat exchanger and the fluorine waterway heat exchanger, and electric air valves are respectively arranged on the front surface and the rear surface of the air inlet space on the box body.
Furthermore, a water-fluorine heat exchanger is further installed in the lower layer of the box body, the water-fluorine heat exchanger is respectively communicated with the compressor and the hot water pipeline to exchange heat between the refrigerant and the hot water, and the fluorine path heat exchanger is also communicated with the water-fluorine heat exchanger.
Furthermore, an air filter screen is installed at the fresh air inlet.
Furthermore, a high-pressure gauge for detecting the high-pressure end of the fluorine path heat exchanger and a low-pressure gauge for detecting the low-pressure end of the fluorine path heat exchanger are arranged on the outer wall of the box body.
Compared with the prior art, the invention has the following beneficial effects: the invention adopts the water path heat exchanger and the fluorine path heat exchanger to carry out secondary heating on the fresh air, improves the upper limit of the air outlet temperature, breaks through the technical difficulty of the highest output temperature in the industry at present, and enlarges the application occasion range of the product; wherein the hot water pipeline that the water route heat exchanger is connected can connect high temperature industrial waste water, effectively utilizes the unnecessary energy in the industrial production, practices thrift the energy consumption.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is another schematic structural diagram of the present invention.
FIG. 3 is a schematic view of another embodiment of the present invention.
FIG. 4 is a system schematic diagram of the two-stage heating system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the high temperature water source heat pump air heater comprises a box body 1 and a second-level heating system arranged in the box body 1, wherein the box body 1 is divided into an upper layer and a lower layer, a fresh air inlet is formed in each of two ends of the upper layer, a fresh air outlet forms a fresh air channel, the second-level heating system comprises a water channel heat exchanger 4 and a fluorine channel heat exchanger 5 which are sequentially arranged in the fresh air channel, a hot water pipeline 6 communicated with the water channel heat exchanger 4 and a compressor 7 communicated with the fluorine channel heat exchanger 5 are arranged in the lower layer, and a water pump 8 which is connected with the hot water pipeline 6 and conveys hot water to the water channel heat exchanger 4 is further arranged in the lower layer. The invention adopts the waterway heat exchanger 4 and the fluorine waterway heat exchanger 5 to secondarily heat the fresh air, thereby improving the upper limit of the air outlet temperature, breaking through the technical difficulty of the highest output temperature in the current industry and enlarging the application occasion range of the product; wherein the hot water pipeline 6 connected with the waterway heat exchanger 4 can be connected with high-temperature industrial wastewater, thereby effectively utilizing redundant energy in industrial production and saving energy consumption.
Specifically, as shown in the system schematic diagram of the secondary heating system in fig. 4, the water pump 8 first conveys hot water in the hot water pipeline 6 to the waterway heat exchanger 4 to preheat ambient air to form medium-temperature air, and the hot water then flows out of the waterway heat exchanger 4 and is discharged through the hot water pipeline 6; the compressor 7 compresses the refrigerant to form high-temperature high-pressure gas, and then the high-temperature high-pressure gas is conveyed to the fluorine path heat exchanger 5 to carry out secondary heat exchange to heat the preheated medium-temperature air again to form high-temperature air, and then the high-temperature air is discharged.
Furthermore, a spoiler 9 is arranged at the fresh air outlet in the box body 1, and a heating wire 11 is arranged between the spoiler 9 and the secondary heat exchanger. The spoiler 9 breaks up the hot air, so that the air is uniformly discharged, and the short circuit of the high-speed air path caused by the structural reason is avoided; in addition, the heating wire 11 can be used as a heat supplement or an auxiliary heat source for the air outlet.
Furthermore, an air inlet space is arranged between the waterway heat exchanger 4 and the fluorine waterway heat exchanger 5, and electric air valves 12 are respectively arranged on the front and the rear surfaces of the air inlet space on the box body 1. When the outlet air temperature is too high, the air quantity of heat exchange with the fluorine path heat exchanger 5 can be controlled by controlling the opening degree of the electric air valve 12, and the purpose of temperature control is further realized.
Further, a water-fluorine heat exchanger 13 is further installed in the lower layer of the box body 1, the water-fluorine heat exchanger 13 is respectively communicated with the compressor 7 and the hot water pipeline 6 to exchange heat between the refrigerant and the hot water, and the fluorine path heat exchanger 5 is further communicated with the water-fluorine heat exchanger 13. Specifically, as shown in fig. 4, the water-fluorine heat exchanger 13 has a hot water flow passage 131 for hot water to flow through and a refrigerant flow passage 132 for refrigerant to flow through, wherein the hot water flow passage 131 is communicated with the water pump 8 and the hot water pipeline 6 to form a closed loop, the refrigerant flow passage 132 is communicated with the compressor 7 and the fluorine path heat exchanger 5 to form a closed loop, a low-temperature and low-pressure refrigerant in the water-fluorine heat exchanger 13 exchanges heat with hot water to heat up, the heated refrigerant enters the compressor 7 to be compressed to form high-temperature and high-pressure gas, and then the high-temperature and high-pressure gas is delivered to the fluorine path heat exchanger 5 to participate in secondary heating, so that heat in the hot water is effectively utilized, and energy consumption of the unit is reduced. The hot water pipeline is connected with high-temperature industrial wastewater, and the heat of the high-temperature hot water in the industrial wastewater is recycled, so that a high-temperature heat pump system with high-temperature output is realized.
The concept of secondary heating according to the present invention is also applicable to heat recovery of high-temperature industrial waste gas; in addition, the water path heat exchanger and the fluorine path heat exchanger can be operated independently, and hot air output in different temperature ranges is realized.
Further, an air filter 14 is installed at the fresh air inlet.
Further, a high-pressure gauge 15 for detecting the high-pressure end of the fluorine path heat exchanger 5 and a low-pressure gauge 16 for detecting the low-pressure end of the fluorine path heat exchanger 5 are mounted on the outer wall of the box body 1.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (6)
1. High temperature water source heat pump air heater, including the box and locate the second grade intensification system in the box, its characterized in that, cut apart into upper and lower two-layer in the box, wherein, the both ends on upper strata set up the new trend entry relatively, the new trend export forms new trend passageway, second grade intensification system includes the water route heat exchanger that sets gradually in new trend passageway, fluorine way heat exchanger, be equipped with the hot-water line with water route heat exchanger intercommunication and with the compressor of fluorine way heat exchanger intercommunication in the lower floor, still be equipped with in the lower floor and connect hot-water line and carry hydrothermal water pump to water route heat exchanger.
2. The hot-air blower of hot-water source heat pump as claimed in claim 1, wherein a spoiler is provided at the fresh-air outlet in the case, and a heating wire is installed between the spoiler and the secondary heat exchanger.
3. The hot-air blower of the high-temperature water source heat pump as claimed in claim 1, wherein an air inlet space is provided between the waterway heat exchanger and the fluorine waterway heat exchanger, and electric air valves are respectively installed on the front and rear surfaces of the air inlet space on the box body.
4. The hot air blower of high temperature water source heat pump as claimed in claim 1, wherein the lower layer of the box body is further provided with a water-fluorine heat exchanger, the water-fluorine heat exchanger is respectively communicated with the compressor and the hot water pipeline to exchange heat between the refrigerant and the hot water, and the fluorine path heat exchanger is further communicated with the water-fluorine heat exchanger.
5. The hot air blower of high temperature water source heat pump as claimed in claim 1, wherein an air filter is installed at the fresh air inlet.
6. The hot air blower of the high temperature water source heat pump as claimed in claim 1, wherein the outer wall of the box body is provided with a high pressure gauge for detecting the high pressure end of the fluorine path heat exchanger and a low pressure gauge for detecting the low pressure end of the fluorine path heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110529526.9A CN113390183A (en) | 2021-05-14 | 2021-05-14 | High-temperature water source heat pump air heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110529526.9A CN113390183A (en) | 2021-05-14 | 2021-05-14 | High-temperature water source heat pump air heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113390183A true CN113390183A (en) | 2021-09-14 |
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ID=77617114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110529526.9A Pending CN113390183A (en) | 2021-05-14 | 2021-05-14 | High-temperature water source heat pump air heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113390183A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS633135A (en) * | 1986-06-20 | 1988-01-08 | Matsushita Seiko Co Ltd | Air conditioner with ventilation |
| CN104676781A (en) * | 2013-11-27 | 2015-06-03 | 南京五洲制冷集团有限公司 | Double-effect energy-saving type roof type air-conditioning unit |
| CN205980130U (en) * | 2016-08-31 | 2017-02-22 | 山东华科规划建筑设计有限公司 | Heat recovery air -handling unit is recycled to refrigerant subcooling heat |
| CN212511630U (en) * | 2020-03-19 | 2021-02-09 | 广东省建设工程质量安全检测总站有限公司 | Combined air conditioning unit for independently cooling and dehumidifying fresh air |
| CN112378061A (en) * | 2020-11-16 | 2021-02-19 | 苏州智数家建筑科技有限公司 | Household independent temperature and humidity control system using double-cold-source heat pump host |
-
2021
- 2021-05-14 CN CN202110529526.9A patent/CN113390183A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS633135A (en) * | 1986-06-20 | 1988-01-08 | Matsushita Seiko Co Ltd | Air conditioner with ventilation |
| CN104676781A (en) * | 2013-11-27 | 2015-06-03 | 南京五洲制冷集团有限公司 | Double-effect energy-saving type roof type air-conditioning unit |
| CN205980130U (en) * | 2016-08-31 | 2017-02-22 | 山东华科规划建筑设计有限公司 | Heat recovery air -handling unit is recycled to refrigerant subcooling heat |
| CN212511630U (en) * | 2020-03-19 | 2021-02-09 | 广东省建设工程质量安全检测总站有限公司 | Combined air conditioning unit for independently cooling and dehumidifying fresh air |
| CN112378061A (en) * | 2020-11-16 | 2021-02-19 | 苏州智数家建筑科技有限公司 | Household independent temperature and humidity control system using double-cold-source heat pump host |
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Application publication date: 20210914 |
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| RJ01 | Rejection of invention patent application after publication |