CN211903092U - Integrated air conditioning unit - Google Patents

Integrated air conditioning unit Download PDF

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Publication number
CN211903092U
CN211903092U CN202020462493.1U CN202020462493U CN211903092U CN 211903092 U CN211903092 U CN 211903092U CN 202020462493 U CN202020462493 U CN 202020462493U CN 211903092 U CN211903092 U CN 211903092U
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CN
China
Prior art keywords
air
condenser
mixing valve
mixing
evaporimeter
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Active
Application number
CN202020462493.1U
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Chinese (zh)
Inventor
刘光亚
张涛
王琛
龙昭标
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Haojin OBO Environmental Technology Co.,Ltd.
Original Assignee
Jiangxi Haojin Oubo Air Conditioning Manufacturing Co ltd
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Priority to CN202020462493.1U priority Critical patent/CN211903092U/en
Application granted granted Critical
Publication of CN211903092U publication Critical patent/CN211903092U/en
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Abstract

The utility model discloses an integrated air conditioning unit, which comprises a box body which is divided into an upper layer and a lower layer by a clapboard, wherein the lower layer is provided with a compressor, a condenser and a condensing fan; on the upper strata, set up the evaporimeter, at the box terminal surface that is close to evaporimeter air inlet one side, set up the return air inlet, set up the evaporation fan in air-out one side, send the air of handling into indoorly through homonymy box terminal surface air outlet, be close to condenser business turn over wind both sides, and on the baffle of evaporimeter air inlet side position, 1 st has been opened respectively, 2 nd air mixing valve, through adjusting 1 st, the switching size of 2 nd air mixing valve, realize the adjustable mixture of new trend in different seasons and return air, use this technical scheme, through adjusting 1 st, the switching size of 2 nd air mixing valve, mix the new trend in different seasons, and air conditioning system normal operating when the new wind energy after the mixture is guaranteed to be handled through the evaporimeter.

Description

Integrated air conditioning unit
Technical Field
The utility model belongs to the technical field of warm logical air conditioner and specifically relates to an integral type air conditioning unit.
Background
With the improvement of living standard of people, the traditional air conditioner has no fresh air processing function and is not suitable for the needs of life too much, the demand of an integrated air conditioning unit with the fresh air processing function is more and more increased, but the common integrated air conditioning unit with the fresh air function can not operate under the working condition of fresh air all the year round when the temperature of the fresh air is lower, especially in winter, the mixed temperature is lower after the fresh air and the return air with lower temperature are mixed, when the air conditioning unit is used for directly evaporating to provide a use environment for use, the mixed air temperature is too low, the evaporation pressure is too low, the air conditioning system is often in a low-pressure protection state, the evaporator is partially frosted due to the too low evaporation temperature, the air conditioning system can not normally operate all the year round, the defects of not meeting the requirements of the use environment are overcome, for example, in a process place, often, the air conditioning system cannot normally operate in winter, so that the normal use requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
The problem of how to guarantee normal use of air conditioning unit under the new trend operating mode throughout the year is solved.
The utility model provides an integrated air conditioning unit, which comprises a box body, wherein the box body is divided into an upper layer and a lower layer by a partition plate, the lower layer is provided with a compressor, a condenser and a condensing fan, a fresh air port is arranged on the box body end surface close to the air inlet side of the condenser, the condensing fan is arranged on the air outlet side of the condenser, and the condensing fan exhausts air through an air outlet on the box body end surface at the same side; the upper layer of the box body is provided with an evaporator, the end surface of the box body close to the air inlet side of the evaporator is provided with an air return port, the air outlet side of the evaporator is provided with an evaporation fan, the evaporation fan sends processed air into a room through an air outlet on the end surface of the box body on the same side, the exhaust of the compressor is respectively and sequentially connected with a four-way reversing valve, the condenser, a throttling device and the evaporator through pipelines and finally flows back to an air return pipe of the compressor, the air mixing device is characterized in that the air mixing device is arranged on a partition plate close to the air inlet side and the air outlet side of the condenser, the air mixing device separates the air inlet side and the air outlet side of the condenser, the air mixing device is respectively provided with a 1 st air mixing valve and a 2 nd air mixing valve, and outdoor fresh air enters the air mixing device from the fresh air port by adjusting the opening and closing sizes of the 1 st air mixing valve and the 2 nd air mixing valve, after primary adjustable mixing of fresh air at different temperatures is achieved, the fresh air enters the air inlet side of the evaporator and is secondarily and adjustably mixed with return air flowing in from the return air inlet.
Further, mix the wind device and include casing, the 1 st air mixing valve, the 2 nd air mixing valve, mixing chamber, scattered class mouth, the casing mixes the wind valve with the 1 st, the 2 nd air mixing valve, the air outlet encloses into mixing chamber, mixing chamber with the 1 st air mixing valve, the 2 nd air mixing valve, air outlet intercommunication each other.
Further, a mixing fan is arranged in the mixing cavity.
Further, the mixing cavity is internally covered with a sound absorption layer.
Furthermore, the 1 st air mixing valve and the 2 nd air mixing valve are electrically controlled.
Furthermore, an electric auxiliary heater is arranged on the air inlet side of the condenser.
The utility model discloses an actively advance the effect and lie in: through being close to condenser business turn over wind both sides, reach set up on the baffle of evaporimeter air inlet side position and mix the wind device, adjust the 1 st air mixing valve that sets up on mixing the wind device, the size of the 2 nd air mixing valve switching, can reach the new trend adjustable mix thick for the first time that realizes different seasons different temperatures, then get into evaporimeter air inlet side, carry out the adjustable mixture of secondary with the return air that flows in from the return air inlet, through 2 times mix the regulation, avoid crossing the mixed wind of low temperature and get into the evaporimeter, cause air conditioning system's evaporating pressure to hang down excessively, influence air conditioning system normal operating, thereby reach and guarantee air conditioning unit annual new trend operating mode normal operating, thereby improve the effect of operating efficiency.
Drawings
Fig. 1 is a schematic diagram of the present invention.
In the figure 1, 1-upper-layer box body, 11-air return opening, 12-air mixing device, 121-1 st air mixing valve, 122-sound absorbing layer, 123-mixing fan, 124-air dispersing hole, 125-mixing cavity, 126-2 nd air mixing valve, 13-evaporator, 14-partition plate, 15-evaporation fan, 16-air outlet, 2-lower-layer box body, 21-condensing fan, 22-air outlet, 23-four-way reversing valve, 24-compressor, 25-throttling device, 26-condenser, 27-electric auxiliary heating device and 28-fresh air opening.
Detailed Description
The following provides a preferred embodiment of the present invention with reference to the accompanying drawings to explain the technical solutions of the present invention in detail.
As shown in figure 1, an integral type air conditioning unit, includes the box, and the box separates for upper box 1 and lower floor's box 2 with baffle 14, and lower floor's box 2 sets up compressor 24, condenser 26, condensing fan 21, sets up fresh air inlet 28 at the lower floor's box 1 terminal surface that is close to condenser 26 air inlet one side, sets up condensing fan 21 on condenser 26 air-out one side, and condensing fan 21 is aired exhaust through lower floor's box 2 terminal surface air exit 22 with one side.
The condensing fan 21 is arranged on the air outlet side of the condenser 26, the condensing fan 26 is arranged at a position close to the air outlet 22, an air suction mode is adopted, external fresh air is sucked through the fresh air port 28 and enters the condenser through the air suction side of the condenser 26, the air suction mode is adopted, the air can be ensured to uniformly flow on the surface of the heat exchange fins on the condenser 26, and the heat exchange efficiency is improved, of course, the condensing fan 26 can also be arranged on the air inlet side of the condenser 26, namely, the position close to the fresh air port 28, the external fresh air is sucked through the fresh air port 28, is pressurized through the condensing fan 26 and directly blown to the air inlet side of the condenser 26, and flows on the surface of the heat exchange; the condensing fan 26 may be an axial flow fan or a centrifugal fan, which has a slightly higher static pressure than the axial flow fan and can be used in an occasion with a large wind resistance, such as an occasion with a long length of the lower case 2.
An evaporator 13 is arranged in the upper layer box body 1, an air return opening 11 is arranged on the end surface of the upper layer box body 1 close to the air inlet side of the evaporator 13, the air outlet side of the evaporator 13 is provided with evaporation air 15, and the evaporation fan 15 sends the processed air to a use occasion through the other end surface of the upper layer box body 1 on the same side and an air outlet 16;
during normal actual operation, high-temperature and high-pressure refrigerant gas compressed by the compressor 24 firstly enters the four-way reversing valve 23 through a pipeline, enters the condenser 26 for condensation, condensed liquid refrigerant enters the evaporator 13 for evaporation after being throttled by the throttling device 25, and finally flows back to the four-way reversing valve 23 and then enters an air return pipe of the compressor 24 through the four-way reversing valve 23, so that cyclic compression refrigeration is completed.
The condenser 26 is arranged at the lower part of the air inlet side of the evaporator 13, the evaporator 13 is arranged at the upper part of the air outlet side of the condenser 26, the air mixing device 12 is arranged at the two sides close to the air inlet and the air outlet of the condenser 26, namely on the partition plate 14 from the upper part of the condenser 26 to the position of the air inlet side of the evaporator 13, the air inlet and the air outlet of the condenser 26 are separated by the air mixing device 12, namely, the air can not pass through the air mixing device 12 arranged at the upper part of the condenser 26 and only can pass through the condenser 26.
The air mixing device 12 is fixed through the partition plate 14, a No. 1 air mixing valve 121 is arranged on the lower surface of the air mixing device 12 on the air inlet side of the separated condenser 26, and a No. 2 air mixing valve 126 is arranged on the lower surface of the air mixing device 12 on the air inlet side of the condenser 26.
The air mixing device 12 is arranged to solve the problem that fresh air with different temperatures is mixed with return air flowing in from a use occasion through the air return opening 11 in different use seasons, the evaporation temperature is low due to too low air mixing temperature, the evaporation pressure is too low, the air conditioning system is often in a low-pressure protection state, and the evaporator is partially frosted due to too low evaporation temperature, so that the air conditioning system cannot normally operate.
In actual use, in winter, the low-temperature fresh air at the subzero temperature can be discharged through the flow dispersing holes 124 arranged at the top of the air mixing device 12, mixed with the return air and then processed by the evaporator 13, and the processed air is sent into the use occasion through the air outlet 16, wherein the 1 st air mixing valve can be closed, the 2 nd air mixing valve can be opened, the low-temperature fresh air at the subzero temperature firstly flows through the condenser 26, the temperature is raised, and then the low-temperature fresh air enters the mixing cavity 125 of the air mixing device 12 through the 2 nd air mixing valve, and the fresh air flows out through the flow dispersing holes 124 arranged at the top of the air mixing device 12 through the.
In the transition season, when the new trend temperature is not too low, can open the 1 st air mixing valve 121 this moment, open the 2 nd air mixing valve 126, through adjusting the 1 st air mixing valve 121, open the opening degree between the 2 nd air mixing valve 126, pass through the 1 st air mixing valve 121 respectively with the new trend, open the 2 nd air mixing valve 126 and send into the hybrid chamber 125, through setting up the intensive mixing of hybrid fan 123 in hybrid chamber 125, first adjustable mixing back, again the new trend flows out through setting up the scattered discharge hole 124 that mixes wind device 12 top, carry out the secondary adjustable mixing back with the return air and handle through evaporimeter 13, send the air of handling into the use occasion through air outlet 16.
In order to realize secondary adjustment of return air, besides opening degree adjustment by opening the 2 st air mixing valve 126 by controlling the 1 st air mixing valve 121, an air valve adjustment can be arranged at the return air inlet 11.
When the temperature of fresh air is higher in summer, the 1 st air mixing valve is opened, the 2 nd air mixing valve is closed, the fresh air does not flow through the condenser 26, but directly enters the mixing cavity 125 of the air mixing device 12 through the 1 st air mixing valve before entering the condenser 26, the fresh air flows out through the air dispersing hole 124 arranged at the top of the air mixing device 12 through the mixing fan 123 arranged in the mixing cavity 125, is mixed with the return air and then is treated by the evaporator 13, and the treated air is sent into a use occasion through the air outlet 16.
In addition to the mixing fan 123 in the transition season, mixing the mixed fresh air entering the mixing chamber 125 from the 1 st air mixing valve 121 and the 2 nd air mixing valve 126 respectively requires starting stirring and mixing, in other seasons, only the 1 st air mixing valve 121 or the 2 nd air mixing valve 126 may be opened alone, or may be opened for use at all times or opened for use at part of times according to actual conditions.
The mixing fan 123 can provide power besides mixing and stirring fresh air, and fully ensures that the fresh air flows out through the dispersion hole 124 and is mixed with return air.
The hybrid chamber 125 can also regard as the static pressure chamber to use except that supplying the new trend to mix, lets the new trend reduce at the hybrid chamber 125 velocity of flow, improves the static pressure value after, evenly flows out through scattered discharge orifice 124, and the air current that does not have the dead cycle leads to influencing new trend air current outflow efficiency.
In order to solve the problem of noise caused by the fresh air flow, the mixing cavity 125 is covered with a sound absorption layer 122.
In order to solve the problem of automatic control, the opening and closing ratio between the 1 st air mixing valve 121 and the 2 nd air mixing valve 126 is accurately adjusted, and further, the 1 st air mixing valve 121 and the 2 nd air mixing valve 126 are electrically controlled.
For further solving the problem of mixed use of fresh air at lower ambient temperature, an electric auxiliary heater 27 is further arranged on the air inlet side of the condenser 26, at the moment, the electric auxiliary heater 27 can be started to heat the fresh air, and after the temperature of the fresh air is increased, the adjusting steps of the low-temperature fresh air at the zero temperature in winter are carried out to carry out mixed adjustment.
In practical use, if the evaporator 13 is frosted, the four-way reversing valve 23 is powered on, the four-way reversing valve 23 is started to act, high-temperature and high-pressure refrigerant gas compressed by the compressor 24 enters the acting four-way reversing valve 23 through a pipeline and then enters the evaporator 13 for condensation and defrosting, condensed liquid refrigerant enters the condenser 26 for evaporation after being throttled by the throttling device 25, finally flows back to the starting four-way reversing valve 23 and then enters an air return pipe of the compressor 24 through the starting four-way reversing valve 23 to complete a defrosting cycle, after the primary defrosting is completed, the four-way reversing valve 23 is powered off and stopped to act, and the refrigerating system enters a refrigerating and compressing cycle in a normal running state.
The above is merely an example, and those skilled in the art can make various modifications and changes to the present invention. Thus, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.

Claims (6)

1. An integrated air conditioning unit comprises a box body, wherein the box body is divided into an upper layer and a lower layer by a partition plate, the lower layer is provided with a compressor, a condenser and a condensing fan, a fresh air port is arranged on the end face of the box body close to the air inlet side of the condenser, the condensing fan is arranged on the air outlet side of the condenser, and the condensing fan exhausts air through an air outlet on the end face of the box body at the same side; the utility model provides a compressor air mixing device, including box upper strata, evaporator, compressor exhaust, condenser air inlet and outlet, the box upper strata sets up the evaporimeter, is being close to the box terminal surface of evaporimeter air inlet one side sets up the return air inlet evaporimeter air-out one side sets up the evaporation fan, the evaporation fan sends the air of handling into indoorly through homonymy box terminal surface air outlet, the compressor exhaust passes through the pipeline, respectively the order connect the cross-way reversing valve respectively condenser, throttling arrangement, evaporimeter flow back to the compressor muffler at last, its characterized in that is being close to condenser business turn over wind both sides, and be provided with the air mixing device on the baffle of evaporimeter air inlet side position, the air mixing device separates condenser air inlet and air-out both sides, set up the 1 st air mixing valve and the 2 nd air.
2. The integrated air conditioning unit according to claim 1, wherein the air mixing device comprises a housing, a 1 st air mixing valve, a 2 nd air mixing valve, a mixing chamber, and a flow dispersing port, the housing, the 1 st air mixing valve, the 2 nd air mixing valve, and the air outlet enclose the mixing chamber, and the mixing chamber is communicated with the 1 st air mixing valve, the 2 nd air mixing valve, and the air outlet.
3. The integrated air conditioning unit of claim 2, wherein a mixing fan is disposed inside the mixing chamber.
4. The integrated air conditioning unit of claim 2, wherein the mixing chamber is internally covered with a sound absorbing layer.
5. The integrated air conditioning unit as claimed in claim 1 or 2, wherein the 1 st air mixing valve and the 2 nd air mixing valve are electrically controlled.
6. The integrated air conditioning unit as set forth in claim 1, wherein an electric auxiliary heater is provided at an air intake side of said condenser.
CN202020462493.1U 2020-04-02 2020-04-02 Integrated air conditioning unit Active CN211903092U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020462493.1U CN211903092U (en) 2020-04-02 2020-04-02 Integrated air conditioning unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020462493.1U CN211903092U (en) 2020-04-02 2020-04-02 Integrated air conditioning unit

Publications (1)

Publication Number Publication Date
CN211903092U true CN211903092U (en) 2020-11-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020462493.1U Active CN211903092U (en) 2020-04-02 2020-04-02 Integrated air conditioning unit

Country Status (1)

Country Link
CN (1) CN211903092U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112013502A (en) * 2019-05-30 2020-12-01 广东Tcl智能暖通设备有限公司 Defrosting method of air conditioner heat exchanger and air conditioner

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112013502A (en) * 2019-05-30 2020-12-01 广东Tcl智能暖通设备有限公司 Defrosting method of air conditioner heat exchanger and air conditioner
CN112013502B (en) * 2019-05-30 2022-07-29 广东Tcl智能暖通设备有限公司 Defrosting method of air conditioner heat exchanger and air conditioner

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Address after: 341000 No.1, Taiyangping Road, phase 4, Ganzhou hi tech Industrial Development Zone, Ganxian District, Ganzhou City, Jiangxi Province

Patentee after: Jiangxi Haojin OBO Environmental Technology Co.,Ltd.

Address before: 341000 No.1 Taiyangping Road, phase 4, high tech Industrial Park, Ganzhou City, Jiangxi Province

Patentee before: JIANGXI HAOJIN OUBO AIR-CONDITIONING MANUFACTURING Co.,Ltd.