CN211953194U

CN211953194U - Heat recovery device for central air conditioner main unit

Info

Publication number: CN211953194U
Application number: CN202020483115.1U
Authority: CN
Inventors: 吕刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-11-17
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a central air conditioning host computer heat recovery unit, including box, sealed air conditioner condenser who sets up in the box, the import intercommunication of box has the air-blower, and the export of box has multistage vortex tube through going out the tuber pipe intercommunication, and the low temperature end pipe of multistage vortex tube is linked together with the backwind pipe, and the export of backwind pipe sets up in indoor, and the high temperature end pipe of multistage vortex tube links to each other with the heat exchanger, and the heat exchanger passes through inlet tube and wet return and links to each other with the water tank. The utility model discloses can solve the extravagant problem of current central air conditioning waste heat.

Description

Heat recovery device for central air conditioner main unit

Technical Field

The utility model relates to a central air conditioning host computer heat recovery unit belongs to heat recovery technical field.

Background

When the central air conditioner is used for refrigerating, a large amount of heat is discharged to the air, and if the part of heat is not recycled, energy is wasted.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a central air conditioning host computer heat recovery device can solve the extravagant problem of current central air conditioning waste heat.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a central air conditioning host computer heat recovery unit, includes the box, seals the air conditioner condenser who sets up in the box, and the import intercommunication of box has the air-blower, and the export of box has multistage vortex tube through going out tuber pipe intercommunication, and the low temperature end pipe of multistage vortex tube is linked together with the return air duct, and the export of return air duct sets up indoor, and the high temperature end pipe of multistage vortex tube links to each other with the heat exchanger, and the heat exchanger passes through inlet tube and wet return and links to each other with the water tank.

Furthermore, the multi-stage vortex tubes are sequentially connected in a mode that the low-temperature end tube of the upper-stage vortex tube is connected with the nozzle of the lower-stage vortex tube, the nozzle of the first vortex tube is connected with the air outlet tube, the low-temperature end of the last vortex tube is connected with the air return tube, and the high-temperature end tubes of the plurality of vortex tubes are connected to the heat exchanger.

Furthermore, the vortex tube comprises a nozzle, a vortex chamber, a separation orifice plate, a low-temperature end tube, a high-temperature end tube and an adjusting valve, wherein the vortex chamber is cylindrical, the nozzle is communicated with the vortex chamber and is arranged along the tangential direction of the vortex chamber, the low-temperature end tube and the high-temperature end tube are respectively positioned at two ends of the vortex chamber, the diameter of the joint surface of the high-temperature end tube and the vortex chamber is larger than that of the joint surface of the low-temperature end tube and the vortex chamber, the adjusting valve is conical, the vertex of the conical adjusting valve faces the vortex chamber, and a gap is reserved.

Furthermore, the tail end of the regulating valve is connected with a rack which is meshed with a gear, a rotating shaft penetrates through the center of the gear, one end of the rotating shaft is fixed on the inner wall of the high-temperature end pipe through a bearing with a seat, and the other end of the rotating shaft extends out of the high-temperature end pipe and is connected with a regulating knob.

Furthermore, the high-temperature end pipe is in a reducing cylinder shape, the two sections of high-temperature end pipes with different diameters are connected through an inclined plane, and the inclination of the inclined plane is equal to the included angle between the bottom surface and the side surface of the adjusting valve.

Furthermore, a circle of annular bulge is arranged at the joint of the high-temperature end pipe and the heat exchanger.

Furthermore, an electric heater is arranged on the water return pipe.

The utility model has the advantages that: the utility model discloses in blowing in the vortex tube with the radiating heat of central air conditioning condenser through the air-blower, the vortex tube has the function of cold-hot separation, and through the cold-hot separation of multistage vortex tube, the cold wind of its low temperature end pipe emission is finally sent into indoorly, for the supplementary refrigeration of central air conditioning to the refrigerated energy consumption of central air conditioning has been reduced. The hot air separated by the vortex tube flows into the heat exchanger, and the water in the water tank is heated by the heat exchanger, so that the waste heat recovery is realized, and the energy waste is avoided.

Drawings

FIG. 1 is a schematic diagram of the present invention;

FIG. 2 is a schematic structural view of a vortex tube;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

in the figure: 1. the device comprises a blower, 2, a condenser, 3, a box body, 4, a vortex tube, 5, a heat exchanger, 6, a water pump, 7, a water tank, 8, an electric heater, 9, a low-temperature end tube, 10, a nozzle, 11, a vortex chamber, 12, a high-temperature end tube, 13, a regulating valve, 14, a gear, 15, a separation orifice plate, 16, a slope, 17, a rack, 18, a bracket, 19, an annular bulge, 20, a rotating shaft, 21, a regulating knob, 22 and a bearing with a seat.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1

The embodiment discloses a heat recovery device for a central air conditioner host, which comprises a box body 3 and an air conditioner condenser 2 hermetically arranged in the box body 3, wherein an inlet of the box body 3 is communicated with an air blower 1, and an outlet of the box body 3 is communicated with a multi-stage vortex tube 4 through an air outlet tube, as shown in fig. 1.

In this embodiment, the connection mode of the multi-stage vortex tube is as follows: the low-temperature end pipe of the upper-level vortex tube 4 is connected with the nozzle of the lower-level vortex tube 4 in sequence, the nozzle of the first vortex tube 4 is connected with the air outlet pipe, the low-temperature end of the last vortex tube 4 is connected with the air return pipe, and the high-temperature end pipes of the vortex tubes 4 are connected to the heat exchanger 5. The outlet of the return air pipe is arranged indoors and used for auxiliary refrigeration of the central air conditioner, the high-temperature end pipe of the multi-stage vortex tube 4 is connected with the heat exchanger 5, the heat exchanger 5 is connected with the water tank 7 through a water inlet pipe and a return water pipe, and the water inlet pipe is provided with a water pump 6. In order to improve the heating effect of the water in the water tank, an electric heater 8 is arranged on the water return pipe.

As shown in fig. 2 and 3, the vortex tube 4 includes a nozzle 10, a vortex chamber 11, a separation orifice 15, a low temperature end tube 9, a high temperature end tube 12 and a regulating valve 13, the vortex chamber 11 is cylindrical, the nozzle 10 is communicated with the vortex chamber 11 and is arranged along a tangential direction of the vortex chamber 11, the low temperature end tube 9 and the high temperature end tube 12 are respectively located at two ends of the vortex chamber 11, a diameter of a junction surface of the high temperature end tube 12 and the vortex chamber 11 is larger than a diameter of a junction surface of the low temperature end tube 9 and the vortex chamber 11, the regulating valve 13 is conical, a vertex of the conical regulating valve 13 faces the vortex chamber 11, and a gap is left between the regulating valve.

In this embodiment, the high temperature end pipe 12 is a variable diameter cylinder, two sections of high temperature end pipes with different diameters are connected through an inclined plane 16, and the inclination of the inclined plane 16 is equal to the included angle between the bottom surface and the side surface of the regulating valve 13.

In order to adjust the flow of the cold air flow or the hot air flow, the tail end of the adjusting valve 13 is connected with a rack 17, the rack 17 is meshed with a gear 14, a rotating shaft 20 penetrates through the center of the gear 14, one end of the rotating shaft 20 is fixed on the inner wall of the high-temperature end pipe 12 through a bearing 22 with a seat, and the other end of the rotating shaft 20 extends out of the high-temperature end pipe 12 and is connected with an adjusting knob 21. In order to ensure the sealing effect, a sealing ring is arranged between the rotating shaft 20 and the high-temperature end pipe 12. Through rotating the adjusting knob 21, the rack 14 can be driven to move axially along the high-temperature end pipe 12, the adjusting valve 13 also moves axially along the high-temperature end pipe 12, and the adjusting valve 13 is conical, so that the gap between the adjusting valve 13 and the high-temperature short pipe 12 can be changed, and the purpose of adjusting the air output of cold air or hot air is achieved.

In order to ensure the sealing performance of the connection between the high-temperature end pipe and the heat exchanger, a ring of annular bulges 19 are arranged at the joint of the high-temperature end pipe 12 and the heat exchanger 5.

In order to improve the utilization rate of heat, a foam board is fixed on the inner wall of the box body 3, and the foam board can effectively prevent the heat emitted by the air conditioner condenser 2 from being dissipated out of the box body.

The embodiment utilizes multistage vortex tube 4 to carry out cold-hot separation with the heat of condenser 2, and the cold wind of separating is sent into indoorly, carries out supplementary refrigeration for central air conditioning, can reduce the energy consumption of air conditioner, and the hot-blast water heating that passes through heat exchanger 5 for in the water tank 7 of separating realizes waste heat recovery. This embodiment utilizes the heat that condenser 2 gived off once more, avoids the energy waste.

The foregoing description is only for the basic principles and preferred embodiments of the present invention, and modifications and substitutions made by those skilled in the art according to the present invention belong to the protection scope of the present invention.

Claims

1. The utility model provides a central air conditioning host computer heat reclamation device which characterized in that: the air conditioner condenser comprises a box body and an air conditioner condenser which is hermetically arranged in the box body, wherein an inlet of the box body is communicated with an air blower, an outlet of the box body is communicated with a multistage vortex tube through an air outlet tube, a low-temperature end tube of the multistage vortex tube is communicated with an air return tube, an outlet of the air return tube is arranged indoors, a high-temperature end tube of the multistage vortex tube is connected with a heat exchanger, and the heat exchanger is connected with a water tank through a water inlet tube and a.

2. The heat recovery device of the main unit of a central air conditioner as claimed in claim 1, wherein: the multi-stage vortex tubes are sequentially connected in a mode that a low-temperature end tube of a higher-level vortex tube is connected with a nozzle of a lower-level vortex tube, the nozzle of a first vortex tube is connected with an air outlet tube, the low-temperature end of a last vortex tube is connected with an air return pipe, and high-temperature end tubes of the vortex tubes are connected to a heat exchanger.

3. The heat recovery device of a main unit of a central air conditioner as claimed in claim 1 or 2, wherein: the vortex tube comprises a nozzle, a vortex chamber, a separation orifice plate, a low-temperature end tube, a high-temperature end tube and an adjusting valve, wherein the vortex chamber is cylindrical, the nozzle is communicated with the vortex chamber and is arranged along the tangential direction of the vortex chamber, the low-temperature end tube and the high-temperature end tube are respectively positioned at two ends of the vortex chamber, the diameter of the joint surface of the high-temperature end tube and the vortex chamber is larger than that of the joint surface of the low-temperature end tube and the vortex chamber, the adjusting valve is conical, the vertex of the conical adjusting valve faces towards the vortex chamber, and a.

4. The heat recovery device of the main unit of a central air conditioner as claimed in claim 3, wherein: the tail end of the adjusting valve is connected with a rack which is meshed with a gear, a rotating shaft penetrates through the center of the gear, one end of the rotating shaft is fixed on the inner wall of the high-temperature end pipe through a bearing with a seat, and the other end of the rotating shaft extends out of the high-temperature end pipe and is connected with an adjusting knob.

5. The heat recovery device of the main unit of a central air conditioner as claimed in claim 4, wherein: the high-temperature end pipe is in a reducing cylinder shape, the two sections of high-temperature end pipes with different diameters are connected through an inclined plane, and the inclination of the inclined plane is equal to the included angle between the bottom surface and the side surface of the regulating valve.

6. The heat recovery device of the main unit of a central air conditioner as claimed in claim 1, wherein: the joint of the high-temperature end pipe and the heat exchanger is provided with a circle of annular bulges.

7. The heat recovery device of the main unit of a central air conditioner as claimed in claim 1, wherein: an electric heater is arranged on the water return pipe.