CN215002811U

CN215002811U - Primary heat exchange mechanism of high-temperature water source heat pump air heater

Info

Publication number: CN215002811U
Application number: CN202121036609.6U
Authority: CN
Inventors: 杜泽波; 余秋生
Original assignee: Guangdong Aobote Energy Saving Equipment Co ltd
Current assignee: Guangdong Aobote Energy Saving Equipment Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-03
Anticipated expiration: 2031-05-14

Abstract

The utility model relates to an air heater specifically is high temperature water source heat pump air heater one-level heat transfer mechanism. High temperature water source heat pump air heater one-level heat transfer mechanism, the power distribution box comprises a box body, cut apart into upper and lower two-layer in the box, wherein, the both ends on upper strata set up the new trend import relatively, the new trend export forms new trend passageway, water route heat exchanger has set gradually in the new trend passageway, fluorine way heat exchanger, be equipped with in the lower floor with the compressor and the hydrothermal inlet tube of circulation, the outlet pipe of fluorine way heat exchanger intercommunication, water route heat exchanger's delivery port and outlet pipe intercommunication, still be equipped with in the lower floor and connect the inlet tube and carry hydrothermal water pump to water route heat exchanger's water inlet. The utility model discloses the beneficial effect who gains does: hot water is adopted to preheat fresh air at a first stage, so that the temperature difference to be overcome by the compressor is reduced, the energy consumption is saved, the upper limit of the air outlet temperature is favorably improved, and the application range of the machine is expanded; the water inlet pipe can lead high-temperature industrial wastewater into the water inlet pipe, so that redundant energy in industrial production is effectively utilized, and effective utilization of energy is realized.

Description

Primary heat exchange mechanism of high-temperature water source heat pump air heater

Technical Field

The utility model relates to an air heater specifically is high temperature water source heat pump air heater one-level heat transfer mechanism.

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 only the compressor and the energy providing mode are relied on, so that the energy conversion efficiency is limited, the upper limit of the air outlet temperature is low, 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, and the consumption cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.

High temperature water source heat pump air heater one-level heat transfer mechanism, the power distribution box comprises a box body, cut apart into upper and lower two-layer in the box, wherein, the both ends on upper strata set up the new trend import relatively, the new trend export forms new trend passageway, water route heat exchanger has set gradually in the new trend passageway, fluorine way heat exchanger, be equipped with in the lower floor with the compressor and the hydrothermal inlet tube of circulation, the outlet pipe of fluorine way heat exchanger intercommunication, water route heat exchanger's delivery port and outlet pipe intercommunication, still be equipped with in the lower floor and connect the inlet tube and carry hydrothermal water pump to water route heat exchanger's water inlet.

Furthermore, an oil-water separator and a gas-liquid separator are connected between the water pump and the water inlet pipe.

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, an air filter screen is arranged 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 utility model discloses the beneficial effect who gains does: the utility model adopts hot water to preheat the fresh air in a first stage, reduces the temperature difference to be overcome by the compressor, saves energy consumption, is beneficial to improving the upper limit of the air-out temperature, breaks through the technical difficulty of the highest output temperature in the current industry and enlarges the application occasion range of the product; the water inlet pipe can lead high-temperature industrial wastewater into the water inlet pipe, so that redundant energy in industrial production is effectively utilized, and effective utilization of energy is realized.

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 needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 inventive exercise.

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 structure of the present invention.

Fig. 4 is a schematic diagram of the system of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a primary heat exchange mechanism of a high-temperature water source heat pump air heater comprises a box body 1, the box body 1 is divided into an upper layer and a lower layer, wherein a fresh air inlet and a fresh air outlet are oppositely arranged at two ends of the upper layer to form a fresh air channel, a water channel heat exchanger 4 and a fluorine channel heat exchanger 5 are sequentially arranged in the fresh air channel, a compressor 7 communicated with the fluorine channel heat exchanger 5, a water inlet pipe 61 for circulating hot water and a water outlet pipe 62 are arranged in the lower layer, a water outlet of the water channel heat exchanger 4 is communicated with the water outlet pipe 62, and a water pump 8 connected with the water inlet pipe 61 and used for delivering hot water to the water inlet of the water channel heat exchanger 4 is further arranged in the lower layer. The utility model discloses a hot water carries out the one-level to the new trend and preheats, reduces the difference in temperature that compressor 7 need overcome, practices thrift the energy consumption, is favorable to improving the air-out upper temperature limit, breaks through the technical difficulty of the highest output temperature in the present trade, enlarges product application occasion scope.

Specifically, the water pump 8 firstly conveys the hot water in the water inlet pipe 61 to the water path heat exchanger 4 to preheat the ambient air to form medium temperature air, and the hot water flows out of the water path heat exchanger 4, enters the water outlet pipe 62 and is discharged;

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 reheat the preheated fresh air to form high-temperature air, so that the temperature of the fresh air is further increased.

Further, an oil-water separator 17 and a gas-liquid separator 18 are connected between the water pump 8 and the water inlet pipe 61. The water inlet pipe 61 can lead high-temperature industrial wastewater, the industrial wastewater is purified through the oil-water separator 17 and the gas-liquid separator 18, unit elements are prevented from being corroded, redundant energy in industrial production is effectively utilized, and heat of high-temperature hot water in the industrial wastewater is recycled, so that a high-temperature heat pump system with high-temperature output is realized.

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, 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 are mounted on the outer wall of the box body 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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

1. High temperature water source heat pump air heater one-level heat transfer mechanism, the power distribution box comprises a box body, and its characterized in that cuts apart into in the box upper and lower two-layer, wherein, the both ends on upper strata set up the new trend import relatively, the new trend export forms new trend passageway, the new trend is interior to have set gradually water route heat exchanger, fluorine way heat exchanger, be equipped with in the lower floor with the compressor and the hot water inlet tube of circulation, the outlet pipe of fluorine way heat exchanger intercommunication, water route heat exchanger's delivery port and outlet pipe intercommunication, still be equipped with in the lower floor and connect the inlet tube and carry hydrothermal water pump to the water inlet of water route heat exchanger.

2. The primary heat exchange mechanism of the high temperature water source heat pump air heater as claimed in claim 1, wherein an oil-water separator and a gas-liquid separator are connected between the water pump and the water inlet pipe.

3. The primary heat exchange mechanism of the high temperature water source heat pump air heater as claimed in claim 1, wherein a spoiler is provided at the fresh air outlet inside the box body, and a heating wire is installed between the spoiler and the secondary heat exchanger.

4. The primary heat exchange mechanism of the high temperature water source heat pump air heater of claim 1, wherein an air inlet space is provided between the waterway heat exchanger and the fluorine path heat exchanger, and electric air valves are respectively installed on the front and rear surfaces of the air inlet space on the box body.

5. The primary heat exchange mechanism of the high temperature water source heat pump air heater of claim 1, wherein an air filter is installed at the fresh air inlet.

6. The primary heat exchange mechanism of the high-temperature water source heat pump air heater as claimed in claim 1, wherein 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 mounted on the outer wall of the box body.