CN215337087U - Temperature-controllable heating system - Google Patents
Temperature-controllable heating system Download PDFInfo
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- CN215337087U CN215337087U CN202120767626.0U CN202120767626U CN215337087U CN 215337087 U CN215337087 U CN 215337087U CN 202120767626 U CN202120767626 U CN 202120767626U CN 215337087 U CN215337087 U CN 215337087U
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- compressed air
- evaporator
- water tank
- heating system
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Abstract
The utility model relates to the field of air heating, in particular to a temperature-controllable heating system which is provided with two groups of compressed air heaters, four-way valves, expansion valves and evaporators, wherein the temperature of hot air flow output by one group of compressed air heaters is 45-55 degrees, and the temperature of hot air flow output by the other group of compressed air heaters is 75-85 degrees.
Description
Technical Field
The utility model relates to the field of air heating, in particular to a temperature-controllable heating system.
Background
Air heaters are electrical heating devices that heat a stream of gas primarily. The heating element of the air heater is a stainless steel electric heating pipe, the inner cavity of the heater is provided with a plurality of baffle plates (guide plates) for guiding the flow direction of gas and prolonging the detention time of the gas in the inner cavity, so that the gas is fully heated, the gas is uniformly heated, and the heat exchange efficiency is improved. A stainless steel heating tube as heating element of air heater is made up by installing electrothermal wire in seamless steel tube and filling the magnesium oxide powder with good thermal conductivity and insulativity in the gap and then shrinking the tube. When current passes through the high-temperature resistance wire, the generated heat is diffused to the surface of the heating pipe through the crystallized magnesium oxide powder and then is transferred to heated air, so that the heating purpose is achieved.
However, the heating temperature of the existing integrated heat pump water heater is generally between 45 and 55 ℃, and the existing integrated heat pump water heater cannot be used as a water heater with high water temperature or a single system is used as a high water temperature hot water system, so that the existing integrated heat pump water heater is not efficient and energy-saving.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention provides a temperature-controllable heating system, which aims to solve the technical problem that multi-system heating cannot be realized in the prior art.
In order to achieve the purpose, the utility model adopts the technical scheme that: a temperature-controllable heating system for providing hot air flow to a water tank,
the system at least comprises two groups of compressed air heaters, a four-way valve, an expansion valve and an evaporator, wherein a pipeline D on the four-way valve is communicated with an exhaust hole of the compressed air heater, a pipeline S on the four-way valve is communicated with an air return hole of the compressed air heater, a connecting pipe on the four-way valve is respectively communicated with the evaporator and a water tank, and the water tank is connected with the evaporator through the expansion valve;
the compressed air heater stores a refrigerant, and the refrigerant flows into the water tank along any connecting pipe on the four-way valve under the high-pressure propulsion of the compressed air heater.
Furthermore, the evaporator also comprises a heat dissipation device, and the heat dissipation device corresponds to the outer surface of the evaporator.
Further, the heat dissipation device is a fan.
Furthermore, the water tank also comprises a first filter, and the water tank is connected with the expansion valve through the first filter.
Furthermore, a filter is also included, and the evaporator is connected with the expansion valve through a second filter.
The utility model has the beneficial effects that:
two groups of compressed air heaters, four-way valves, expansion valves and evaporators are arranged, wherein the temperature of hot air flow output by one group of compressed air heaters is 45-55 degrees, and the temperature of hot air flow output by the other group of compressed air heaters is 75-85 degrees.
Drawings
FIG. 1 is a block diagram of the present invention.
The reference numbers illustrate: 1-a compressed air heater; 2-a four-way valve; 3-a water tank; 4-an evaporator;
5-a heat dissipation device; 6-a first filter; 7-second filter.
Detailed Description
Referring to fig. 1, the present invention relates to a temperature-controlled heating system,
the supply of hot air flow to the water tank 3, is characterized in that,
the system at least comprises two groups of compressed air heaters 1, a four-way valve 2, an expansion valve and an evaporator 4, wherein a D pipeline on the four-way valve 2 is communicated with an exhaust hole of the compressed air heater 1, an S pipeline on the four-way valve 2 is communicated with an air return hole of the compressed air heater 1, a connecting pipe on the four-way valve 2 is respectively communicated with the evaporator 4 and a water tank 3, and the water tank 3 is connected with the evaporator 4 through the expansion valve;
the compressed air heater 1 stores a refrigerant, and the refrigerant flows into the water tank 3 along any connecting pipe on the four-way valve 2 under the high-pressure propulsion of the compressed air heater 1;
specifically, a flow channel for working medium circulation is arranged in the water tank 3, a working medium inlet and a working medium outlet which are communicated with the flow channel are arranged on the water tank 3, a refrigerant of the compressed air heater 1 is connected with the flow channel through a connecting pipe of the four-way valve 2, the connecting pipe on the four-way valve 2 is divided into a C pipeline and an E pipeline, the refrigerant forms high-temperature high-pressure gas under the work of the compressed air heater 1, the refrigerant enters the water tank 3 through the C pipeline and performs heat transfer with cold water in the water tank 3 to become high-temperature hot water for daily use, the high temperature gas, from which heat is taken away in the state of maintaining high pressure, is gradually converted into normal temperature gas, and then, the refrigerant in a gas-liquid state is sent to the evaporator 4 through the expansion valve, and the refrigerant exchanges heat with air and is rapidly vaporized to form a refrigerant in a low-temperature and low-pressure state, and the refrigerant is absorbed by the compressed air heater 1 through the E pipe.
Further, the evaporator comprises a heat dissipation device 5, wherein the heat dissipation device 5 corresponds to the outer surface of the evaporator 4 and is used for driving peripheral air flow and accelerating the vaporization efficiency of the refrigerant.
Further, the heat dissipation device 5 is a fan.
Further, a first filter is also included, and the water tank 3 is connected with an expansion valve through the first filter 6; impurities may be present in the filter conduit in order not to block the expansion valve.
Further, a filter is also included, and the evaporator 4 is connected with the expansion valve through a second filter 7; impurities may be present in the filter conduit in order not to block the expansion valve.
The above embodiments are merely illustrative of the preferred embodiments of the present invention, and not restrictive, and various changes and modifications to the technical solutions of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are intended to fall within the scope of the present invention defined by the appended claims.
Claims (5)
1. A temperature-controllable heating system for providing hot air flow to a water tank,
the system at least comprises two groups of compressed air heaters, a four-way valve, an expansion valve and an evaporator, wherein a pipeline D on the four-way valve is communicated with an exhaust hole of the compressed air heater, a pipeline S on the four-way valve is communicated with an air return hole of the compressed air heater, a connecting pipe on the four-way valve is respectively communicated with the evaporator and a water tank, and the water tank is connected with the evaporator through the expansion valve;
the compressed air heater stores a refrigerant, and the refrigerant flows into the water tank along any connecting pipe on the four-way valve under the high-pressure propulsion of the compressed air heater.
2. A temperature-controllable heating system as claimed in claim 1, wherein: the evaporator also comprises a heat dissipation device, and the heat dissipation device corresponds to the outer surface of the evaporator.
3. A temperature-controllable heating system as claimed in claim 2, wherein: the heat dissipation device is a fan.
4. A temperature-controllable heating system as claimed in claim 1, wherein: the water tank is connected with the expansion valve through the first filter.
5. A temperature-controllable heating system as claimed in claim 4, wherein: the evaporator is connected with the expansion valve through a second filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120767626.0U CN215337087U (en) | 2021-04-15 | 2021-04-15 | Temperature-controllable heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120767626.0U CN215337087U (en) | 2021-04-15 | 2021-04-15 | Temperature-controllable heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215337087U true CN215337087U (en) | 2021-12-28 |
Family
ID=79594014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120767626.0U Active CN215337087U (en) | 2021-04-15 | 2021-04-15 | Temperature-controllable heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215337087U (en) |
-
2021
- 2021-04-15 CN CN202120767626.0U patent/CN215337087U/en active Active
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