CN212253003U

CN212253003U - Solar energy absorption type air conditioner

Info

Publication number: CN212253003U
Application number: CN202021089953.7U
Authority: CN
Inventors: 白会强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2020-12-29
Anticipated expiration: 2030-06-15

Abstract

The utility model relates to a solar energy absorption formula air conditioner, including solar collector and absorption formula refrigerator, solar collector includes the heat collector support and sets up thermal-collecting tube, the liquid case that holds on the heat collector support, holds the storage of liquid case and has hot media liquid, and the absorption formula refrigerator includes generator, its characterized in that: the heat medium liquid is kerosene, the solar absorption air conditioner also comprises a radiator which is arranged in the generator and is used for providing heat required by the evaporation of the refrigerant, and a kerosene circulation pipeline is arranged between the liquid storage tank and the radiator. Compared with the prior art, novel structure improves the evaporation efficiency of refrigerant, improves the refrigeration effect of air conditioner to can not build up the incrustation scale in thermal-collecting tube and the storage water tank, need not clear up, convenient to use.

Description

Solar energy absorption type air conditioner

Technical Field

The utility model belongs to the solar device field, concretely relates to solar energy absorption formula air conditioner.

Background

The solar energy absorption type air conditioning system mainly comprises a solar heat collector and an absorption type refrigerating machine, wherein the absorption type refrigerating is carried out by using binary solution consisting of two substances as working media, the two substances have different boiling points under the same pressure, the component with the high boiling point is called an absorbent, and the component with the low boiling point is called a refrigerant. Two common absorbent-refrigerant combinations are used: one is lithium bromide-water, which is generally suitable for large central air conditioners; the other is water-ammonia, which is generally suitable for small-sized air conditioners.

The absorption refrigerator mainly comprises a generator, a condenser, an evaporator and an absorber, and when the refrigerator runs, the lithium bromide water solution is heated by the heating medium water in the generator, the water in the solution is continuously vaporized; the water vapor enters a condenser and is condensed after being cooled by cooling water; along with the continuous vaporization of water, the concentration of the solution in the generator continuously rises and enters the absorber; when the water in the condenser enters the evaporator through the throttle valve, the water expands rapidly to be vaporized, and absorbs a large amount of heat of the refrigerant water in the evaporator in the vaporization process, thereby achieving the purpose of cooling and refrigeration; in the process, low-temperature water vapor enters the absorber, is absorbed by the concentrated lithium bromide solution in the absorber, the concentration of the solution is gradually reduced, and the solution is pumped back to the generator by the solution pump to complete the whole cycle.

The higher the temperature of the heating medium water is, the higher the coefficient of performance (also called COP) of the refrigerating machine is, and thus the higher the refrigerating efficiency of the air conditioning system is. The conventional absorption type air conditioning system mainly comprises an absorption type refrigerator, an air conditioning box, a boiler and the like, and a solar energy absorption type air conditioning system is additionally provided with a solar heat collector, a water storage tank and an automatic control system on the basis. The existing solar heat collector adopts water which can only be heated to 100 ℃, the temperature is insufficient, the evaporation efficiency of a refrigerant is influenced, the refrigeration effect of an air conditioner is influenced, scales are easily formed in the heat collecting pipe and the water storage tank, and the cleaning is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a solar energy absorption formula air conditioner to solve the problem that the heat medium water temperature of current solar energy absorption formula air conditioner is not enough, the incrustation scale easily.

In order to achieve the above object, the utility model discloses a solar energy absorption formula air conditioner adopts following technical scheme: the solar absorption air conditioner comprises a solar heat collector and an absorption refrigerator, wherein the solar heat collector comprises a heat collector support, a heat collecting pipe and a liquid storage box, the heat collecting pipe and the liquid storage box are arranged on the heat collector support, heat medium liquid is stored in the liquid storage box, the absorption refrigerator comprises a generator, the heat medium liquid is kerosene, the solar absorption air conditioner further comprises a radiator which is arranged in the generator and used for providing heat required by refrigerant evaporation, and a kerosene circulation pipeline is arranged between the liquid storage box and the radiator.

Has the advantages that: when the heat collector works, the kerosene is circularly heated in the heat collecting pipe, the kerosene in the heat radiator emits heat, the temperature of the kerosene is higher, and enough heat can be provided for the evaporation of the refrigerant. Compared with the prior art, novel structure improves the evaporation efficiency of refrigerant, improves the refrigeration effect of air conditioner to can not build up the incrustation scale in thermal-collecting tube and the storage water tank, need not clear up, convenient to use.

Further, the radiator is formed by a snake-shaped coil pipe.

Furthermore, the liquid storage tank is also provided with an atmosphere communication pipe which is communicated with the outside atmosphere so as to keep the normal pressure in the liquid storage tank.

Furthermore, the solar absorption air conditioner also comprises a generator temperature probe for detecting the internal temperature of the generator and an electric control valve arranged on the kerosene circulation pipeline, wherein the generator temperature probe is in signal connection with a controller of the solar heat collector, and the electric control valve is in control connection with the controller of the solar heat collector. During operation generator temperature probe sends the temperature signal who gathers for solar collector controller, and when the temperature was too high in the generator, the controller controlled electric control valve closed, and kerosene does not flow, reduces radiator calorific capacity, and on the contrary controlled electric control valve opens.

Furthermore, the solar absorption air conditioner also comprises an ice storage container arranged in the evaporator of the absorption refrigerator, the ice storage container comprises a rubber bag and a spring used for containing the rubber bag, and water is stored in the rubber bag. When sunlight exists in the daytime, the refrigerator releases heat to convert water into ice, the refrigerator does not work at night, the air conditioner is cooled by the ice, and the rubber bag and the spring can deform to adapt to volume expansion change after the water is frozen.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and obviously, the drawings in the following description are only 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 an absorption chiller in a first embodiment of a solar absorption air conditioner;

FIG. 2 is a schematic structural diagram of a solar collector in a first embodiment of the solar absorption air conditioner;

fig. 3 is a schematic structural view of an evaporator in a second embodiment of the solar absorption air conditioner.

In the figure: 100-solar heat collector, 110-heat collector support, 120-heat collector tube, 130-liquid storage box, 131-atmosphere communicating tube, 140-solar heat collector controller, 200-absorption refrigerator, 210-generator, 220-evaporator, 230-condenser, 240-absorber, 300-serpentine coil, 400-kerosene circulating pipeline, 500-generator temperature probe, 600-electric control valve, 700-ice storage container, 710-rubber bag and 720-spring.

Detailed Description

In order to make the technical purpose, technical solution and advantageous effects of the present invention clearer, the technical solution of the present invention is further described below with reference to the accompanying drawings and specific embodiments.

A first embodiment of the solar absorption air conditioner is shown in fig. 1-2, and includes a solar collector 100 and an absorption refrigerator 200, where the solar collector includes a collector support 110, a heat collecting tube 120 and a liquid storage tank 130 that are disposed on the collector support 110, kerosene is stored in the liquid storage tank 130, the absorption refrigerator includes a generator 210, a condenser 220, an evaporator 230, and an absorber 240, the solar absorption air conditioner further includes a radiator that is disposed in the generator 210 and is used for providing heat required by evaporation of a refrigerant, the radiator in this embodiment is formed by a serpentine coil 300, and a kerosene circulation pipe 400 is disposed between the liquid storage tank 130 and the serpentine coil 300.

An atmosphere communication pipe 131 that communicates with the outside atmosphere to maintain the interior of the reservoir tank 130 at a normal pressure is further provided in the reservoir tank 130. The solar absorption air conditioner further comprises a generator temperature probe 500 for detecting the internal temperature of the generator 210 and an electric control valve 600 arranged on the kerosene circulation pipeline 400, wherein the generator temperature probe 500 is in signal connection with the solar collector controller 140, and the electric control valve 600 is in control connection with the solar collector controller 140.

When the solar heat collector works, kerosene is circularly heated in the heat collecting tube 120, the temperature of the kerosene is high, enough heat can be provided for the evaporation of a refrigerant, the temperature probe 500 of the generator sends a collected temperature signal to the solar heat collector controller 140, if the temperature is too high, the controller 140 controls the electric control valve 600 to be closed, the kerosene does not circulate, the heat productivity of the heat collector 300 is reduced, the temperature in the generator 210 is reduced, otherwise, the electric control valve 600 is controlled to be opened, and the temperature in the generator 210 is increased.

Compared with the prior art, the utility model discloses a solar energy absorption formula air conditioner novel structure improves the evaporation efficiency of refrigerant, improves air conditioner refrigeration effect to can not build the incrustation scale in thermal-collecting tube and the storage water tank, need not clear up, convenient to use.

The second embodiment of the solar absorption air conditioner is different from the first embodiment in that: as shown in fig. 3, the solar absorption type air conditioner further includes an ice storage container 700 provided in the evaporator 220 of the absorption refrigerator, the ice storage container 700 including a rubber bag 710 and a spring 720 for catching the rubber bag, the rubber bag 710 having water stored therein. When sunlight exists in the daytime, the water in the rubber bag 710 is heated and converted into ice when the refrigerator refrigerates, the refrigerator does not work at night without sunlight, the air conditioner is cooled by the ice, and the rubber bag 710 and the spring 720 can deform to adapt to the volume expansion change of the frozen water.

Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating but not limiting the technical solution of the present invention, and any equivalent replacement and modification or partial replacement which do not depart from the spirit and scope of the present invention should be covered within the protection scope of the claims of the present invention.

Claims

1. Solar energy absorption formula air conditioner, including solar collector and absorption formula refrigerator, solar collector includes the heat collector support and sets up thermal-collecting tube, the liquid case that holds on the heat collector support, holds the storage of liquid case and has hot media liquid, and absorption formula refrigerator includes generator, its characterized in that: the heat medium liquid is kerosene, the solar absorption air conditioner also comprises a radiator which is arranged in the generator and is used for providing heat required by the evaporation of the refrigerant, and a kerosene circulation pipeline is arranged between the liquid storage tank and the radiator.

2. The solar absorption air conditioner according to claim 1, wherein: the radiator is formed by a snake-shaped coil pipe.

3. The solar absorption air conditioner according to claim 1, wherein: the liquid storage box is also provided with an atmosphere communicating pipe which is communicated with the outside atmosphere so as to keep the inside of the liquid storage box at normal pressure.

4. The solar absorption air conditioner according to any one of claims 1 to 3, wherein: the solar absorption air conditioner also comprises a generator temperature probe for detecting the internal temperature of the generator and an electric control valve arranged on the kerosene circulation pipeline, wherein the generator temperature probe is in signal connection with a controller of the solar heat collector, and the electric control valve is in control connection with the controller of the solar heat collector.

5. The solar absorption air conditioner according to any one of claims 1 to 3, wherein: the solar absorption air conditioner also comprises an ice storage container arranged in the evaporator of the absorption refrigerator, the ice storage container comprises a rubber bag and a spring used for containing the rubber bag, and water is stored in the rubber bag.