CN216048068U

CN216048068U - Direct-current variable-frequency heat pump reheating and cooling recovery type brand-new energy-saving combined air conditioning unit

Info

Publication number: CN216048068U
Application number: CN202121253642.4U
Authority: CN
Inventors: 朱牡丹
Original assignee: Shenzhen Kesilai Environmental Technology Industrial Co ltd
Current assignee: Shenzhen Kesilai Environmental Technology Industrial Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2022-03-15
Anticipated expiration: 2031-06-03

Abstract

The utility model relates to the technical field of energy conservation of air conditioners, in particular to a direct-current variable-frequency heat pump reheating and cooling recovery type brand new energy-saving combined air conditioning unit which comprises a device main body, a top column and a heat dissipation embedding hole, wherein the top of the device main body is fixedly connected with the top column; the pressure is reduced through a throttle valve, and the high-pressure refrigerant is changed into a low-pressure gas-liquid mixture containing a small amount of gas; then the refrigerant absorbs a large amount of heat of the chilled water in the evaporator under the fixed pressure in the evaporator, and is evaporated into low-pressure gaseous refrigerant; gaseous state refrigerant gets back to in the compressor again through the pipeline of breathing in, and the fin is the aluminium material, and accessible heat transfer plays quick radiating effect, through adding such setting for the condensation heat can by make full use of, and can dispel the heat for the incasement.

Description

Direct-current variable-frequency heat pump reheating and cooling recovery type brand-new energy-saving combined air conditioning unit

Technical Field

The utility model relates to the technical field of energy conservation of air conditioners, in particular to a direct-current variable-frequency heat pump reheating and cooling recovery type brand new energy-saving combined air conditioning unit.

Background

The frequency conversion module of the direct-current frequency conversion air conditioner is used for conducting two triodes each time, (A + and A-cannot be conducted simultaneously, B + and B-cannot be conducted simultaneously, C + and C-cannot be conducted simultaneously), two phase coils drive the rotor to operate through direct current, the other phase coil is not electrified but has voltage induction, the position of the rotor can be judged according to the magnitude of the induced voltage, and the electrifying sequence of the winding is further controlled; compared with the alternating current frequency conversion, the direct current frequency conversion has a plurality of position detection circuits, but when the existing direct current frequency conversion combined air conditioning unit works in a refrigerating mode, high temperature discharged by a compressor and high-pressure refrigerant gas are condensed in a condenser to release heat, and the part of condensed heat in the conventional water chilling unit is usually discharged to the ambient environment by a cooling tower or a cooling fan, so that the direct current frequency conversion combined air conditioning unit is a huge waste for places needing heat, such as hotels, factories, hospitals and the like, and meanwhile, certain waste heat pollution is brought to the ambient environment.

There is a need for a condenser that can condense and release heat in a condenser at a high temperature and a high pressure refrigerant gas discharged from a compressor during a cooling operation, and thus, the condensation heat can be fully utilized in a conventional chiller, thereby saving heat waste and preventing waste heat pollution to the surrounding environment, thereby solving the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a direct-current variable-frequency heat pump reheating and cooling recovery type brand new energy-saving combined air conditioning unit, which solves the problems that in the existing direct-current variable-frequency combined air conditioning unit provided in the background art, when the air conditioning unit works in a refrigerating mode, high-temperature and high-pressure refrigerant gas discharged by a compressor is condensed in a condenser to release heat, and in a conventional water chilling unit, the part of condensed heat is usually discharged to the ambient environment by a cooling tower or a cooling fan, so that huge waste is caused to places needing heat, such as hotels, factories, hospitals and the like, and waste heat pollution is caused to the ambient environment.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a brand-new energy-conserving combination air conditioning unit of direct current frequency conversion heat pump reheat cooling recovery type, includes the top fixedly connected with fore-set of device main part, one side through connection of fore-set has the heat dissipation to inlay the hole, the bottom fixedly connected with copper pipe joint in hole is inlayed in the heat dissipation, copper pipe joint's bottom opposite side fixedly connected with fixing base, the opposite side fixedly connected with iron net of fixing base, the inside embedding of iron net is connected with the fan, the top embedding of fan is connected with the hexagonal screw, the mechanism is retrieved to the opposite side fixedly connected with of device main part, retrieve the top opposite side fixedly connected with fin of mechanism, the bottom fixedly connected with compressor of fin, one side fixedly connected with evaporimeter of compressor, the top embedding of evaporimeter is connected with the condenser.

Preferably, a hollow shell is connected to one side of the device body in a penetrating manner.

Preferably, a throttle valve is inserted and connected to one side of the device body.

Preferably, a drying box is fixedly connected to one side of the device body.

Preferably, the heat sink, the compressor, the evaporator and the condenser together form a recycling mechanism.

Compared with the prior art, the utility model has the beneficial effects that:

1. this direct current frequency conversion heat pump reheat cold recovery type brand-new energy-conserving combination air conditioning unit: the unit is characterized in that a heat radiating fin, a compressor, an evaporator and a condenser jointly form a recovery mechanism, and when the unit is used for refrigerating, in the refrigerant circulation of the condenser, gaseous refrigerant is compressed in the compressor, the temperature is increased, and the pressure is increased; the high-pressure gaseous refrigerant enters the condenser through the exhaust pipe and is cooled by cooling water to become high-pressure liquid; the pressure is reduced through a throttle valve, and the high-pressure refrigerant is changed into a low-pressure gas-liquid mixture containing a small amount of gas; then the refrigerant absorbs a large amount of heat of the chilled water in the evaporator under the fixed pressure in the evaporator, and is evaporated into low-pressure gaseous refrigerant; gaseous refrigerant gets back to in the compressor again through the pipeline of breathing in, the fin is the aluminium material, and the density is than little metal, and it absorbs the heat very fast, and the speed of losing heat simultaneously is also very fast, plays quick radiating effect through heat transfer like this, through adding such setting for condensation heat can be by make full use of, and the festival is wasted with heat, prevents to bring waste heat pollution for the surrounding environment, and can dispel the heat for the incasement.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic overall sectional structure of the present invention;

fig. 3 is an enlarged view of the utility model at a.

The labels in the figure are: 1. a device main body; 2. a top pillar; 3. a heat dissipation embedding hole; 4. a copper pipe joint; 5. a fixed seat; 6. Hollowing out the shell; 7. an iron net; 8. a fan; 9. a hexagonal screw; 10. a recovery mechanism; 1001. a heat sink; 1002. a compressor; 1003. an evaporator; 1004. a condenser; 11. a throttle valve; 12. and (7) a drying box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In a first embodiment, please refer to fig. 1-3, the present invention provides a technical solution: the utility model provides a brand-new energy-conserving combination air conditioning unit of direct current frequency conversion heat pump reheat cooling recovery type, top fixedly connected with fore-set 2 including device main part 1, one side through connection of fore-set 2 has the heat dissipation to inlay hole 3, the bottom fixedly connected with copper pipe joint 4 of heat dissipation inlay hole 3, the bottom opposite side fixedly connected with fixing base 5 of copper pipe joint 4, the opposite side fixedly connected with iron net 7 of fixing base 5, the inside embedding of iron net 7 is connected with fan 8, the top embedding of fan 8 is connected with hexagonal screw 9, the mechanism 10 is retrieved to the opposite side fixedly connected with of device main part 1, retrieve the top opposite side fixedly connected with fin 1001 of mechanism 10, the bottom fixedly connected with compressor 1002 of fin 1001, one side fixedly connected with evaporimeter 1003 of compressor 1002, the top embedding of evaporimeter 1003 is connected with condenser 1004.

Preferably, one side through connection of device main part 1 has fretwork shell 6, when this air conditioning unit is moving, its unit is inside then can produce certain heat and gather, if not carry out the heat and dispel, then can lead to the unit overheated trouble that takes place, this heat accessible fretwork shell 6 gives out outside the unit to the new air can also be followed 6 water conservancy diversion of fretwork shell and is gone into, through adding such setting, makes the heat that can produce the unit give out, prevents overheated shut down.

Preferably, a throttle valve 11 is inserted into and connected to one side of the apparatus body 1, the throttle valve 11 can throttle the saturated liquid or the supercooled liquid at the condensing pressure in the condenser 1004 to be reduced to the evaporating pressure and the evaporating temperature, and the flow rate of the refrigerant entering the evaporator 1003 is adjusted according to the change of the load, so that the effect of reducing the temperature and the pressure is achieved by adding the arrangement.

Preferably, one side of the device main body 1 is fixedly connected with a drying box 12, when the air conditioning unit operates, air in the drying box 12 circulates in a convection manner, a part of fresh air outside the box is continuously sucked into an air inlet duct which is specially designed under the condition that the temperature in a working chamber is not influenced, the fresh air enters the box for heating circulation, when external air with a certain volume is sucked into the box, waste water with the same volume and water vapor is discharged out of the box from an exhaust hole, and the aim of drying is fulfilled through continuous exchange of indoor air and outdoor air.

Preferably, a recovery mechanism is formed by the cooling fins 1001, the compressor 1002, the evaporator 1003 and the condenser 1004, and when the unit is used for refrigerating, in a refrigerant cycle of the condenser 1004, gaseous refrigerant is compressed in the compressor 1002, the temperature is increased, and the pressure is increased; through the exhaust pipe, the high-pressure gaseous refrigerant enters the condenser 1004 to be cooled by the cooling water, becoming a high-pressure liquid; the pressure is reduced through the throttle valve 11, and the high-pressure refrigerant becomes a low-pressure gas-liquid mixture containing a small amount of gas; then the refrigerant absorbs a large amount of heat of the frozen water in the evaporator 1003 under the internal pressure of the evaporator 1003, and is evaporated into low-pressure gaseous refrigerant; gaseous refrigerant gets back to in the compressor again through the pipeline of breathing in, fin 1001 is the aluminium material, and the density is than little metal, and it absorbs the heat very fast, and the speed of losing heat simultaneously is also very fast, plays quick radiating effect through heat transfer like this, through adding such setting for condensation heat can be by make full use of, and the festival is wasted with heat, prevents to bring waste heat pollution for the surrounding environment, and can dispel the heat for the incasement.

The working principle is as follows: one side through connection of device main part 1 has fretwork shell 6, when this air conditioning unit is moving, its unit inside then can produce certain heat and gather, if not carry out the heat and dispel, then can lead to the unit overheated to break down, this heat accessible fretwork shell 6 gives out outside the unit to the new air can also be followed fretwork shell 6 and is located the water conservancy diversion and enter, through adding such setting, make the heat that can produce the unit give out, prevent overheated shut down.

Then, a throttle valve 11 is inserted into and connected to one side of the apparatus body 1, and the throttle valve 11 can throttle the saturated liquid or the supercooled liquid at the condensing pressure in the condenser 1004 to be reduced to the evaporation pressure and the evaporation temperature, and at the same time, the flow rate of the refrigerant entering the evaporator 1003 is adjusted according to the change of the load, so that the effect of reducing the temperature and the pressure is achieved by adding the arrangement.

Then, one side of the device main body 1 is fixedly connected with a drying box 12, when the air conditioning unit operates, air in the drying box 12 circulates in a convection way, and a part of fresh air outside the box is continuously sucked from an air inlet duct which is specially designed under the condition that the temperature in a working chamber is not influenced to enter the box for heating circulation, when external air with a certain volume is sucked in the box, waste water with the same volume and water vapor is discharged out of the box from an exhaust hole, and the aim of drying is achieved through continuous exchange of indoor air and outdoor air.

Finally, a recovery mechanism is formed by the radiating fins 1001, the compressor 1002, the evaporator 1003 and the condenser 1004 together, and when the unit is used for refrigerating, in a refrigerant cycle of the condenser 1004, gaseous refrigerant is compressed in the compressor 1002, the temperature is increased, and the pressure is increased; through the exhaust pipe, the high-pressure gaseous refrigerant enters the condenser 1004 to be cooled by the cooling water, becoming a high-pressure liquid; the pressure is reduced through the throttle valve 11, and the high-pressure refrigerant becomes a low-pressure gas-liquid mixture containing a small amount of gas; then the refrigerant absorbs a large amount of heat of the frozen water in the evaporator 1003 under the internal pressure of the evaporator 1003, and is evaporated into low-pressure gaseous refrigerant; gaseous refrigerant gets back to in the compressor again through the pipeline of breathing in, fin 1001 is the aluminium material, and the density is than little metal, and it absorbs the heat very fast, and the speed of losing heat simultaneously is also very fast, plays quick radiating effect through heat transfer like this, through adding such setting for condensation heat can be by make full use of, and the festival is wasted with heat, prevents to bring waste heat pollution for the surrounding environment, and can dispel the heat for the incasement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a brand-new energy-conserving combination air conditioning unit of direct current frequency conversion heat pump reheat cold recovery type, includes device main part (1), fore-set (2) and heat dissipation caulking hole (3), its characterized in that: the device is characterized in that a top column (2) is fixedly connected to the top of the device body (1), a heat dissipation embedding hole (3) is connected to one side of the top column (2) in a penetrating manner, a copper pipe joint (4) is fixedly connected to the bottom of the heat dissipation embedding hole (3), a fixing seat (5) is fixedly connected to the other side of the bottom of the copper pipe joint (4), an iron net (7) is fixedly connected to the other side of the fixing seat (5), a fan (8) is connected to the inner portion of the iron net (7) in an embedding manner, a hexagonal screw (9) is connected to the top of the fan (8) in an embedding manner, a recovery mechanism (10) is fixedly connected to the other side of the bottom of the device body (1), a cooling fin (1001) is fixedly connected to the other side of the top of the recovery mechanism (10), a compressor (1002) is fixedly connected to the bottom of the cooling fin (1001), and an evaporator (1003) is fixedly connected to one side of the compressor (1002), the top of the evaporator (1003) is embedded and connected with a condenser (1004).

2. The direct-current variable-frequency heat pump reheating and cooling recovery type brand-new energy-saving combined air conditioning unit as claimed in claim 1, characterized in that: one side of the device main body (1) is connected with a hollow shell (6) in a penetrating way.

3. The direct-current variable-frequency heat pump reheating and cooling recovery type brand-new energy-saving combined air conditioning unit as claimed in claim 1, characterized in that: one side of the device main body (1) is connected with a throttle valve (11) in an embedded manner.

4. The direct-current variable-frequency heat pump reheating and cooling recovery type brand-new energy-saving combined air conditioning unit as claimed in claim 1, characterized in that: one side of the device main body (1) is fixedly connected with a drying box (12).

5. The direct-current variable-frequency heat pump reheating and cooling recovery type brand-new energy-saving combined air conditioning unit as claimed in claim 1, characterized in that: the cooling fin (1001), the compressor (1002), the evaporator (1003) and the condenser (1004) jointly form a recovery mechanism.