CN210399318U - Multi-module combined air conditioning unit system - Google Patents
Multi-module combined air conditioning unit system Download PDFInfo
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- CN210399318U CN210399318U CN201920954856.0U CN201920954856U CN210399318U CN 210399318 U CN210399318 U CN 210399318U CN 201920954856 U CN201920954856 U CN 201920954856U CN 210399318 U CN210399318 U CN 210399318U
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Abstract
The utility model discloses a multi-module combined air conditioning unit system, which comprises a main shell; the upper part of the middle part in the main shell is provided with a transversely distributed hot air fan section cavity; a surface cooling section cavity and a fan section cavity which are transversely distributed are arranged right below the hot fan section cavity, and the fan section cavity is positioned on the right side of the surface cooling section cavity and is communicated with the surface cooling section cavity; the left end and the right end in the main shell are respectively provided with a first mixing section cavity and a mixing reheating section cavity; the right side of the mixed reheating section cavity is provided with second filtering section cavities which are communicated with each other, and the right side of the second filtering section cavity is provided with air outlet section cavities which are communicated with each other; the right side of the first mixing section cavity is provided with first filtering section cavities which are communicated with each other; the air inlet at the top of the fresh air section cavity is communicated with the outdoor space; the air inlet on the left side of the air return section cavity is communicated with the indoor space; the air outlet arranged on the right side of the air outlet section cavity is communicated with the indoor space. The utility model discloses can the whole work efficiency of lift system, reduce the energy consumption.
Description
Technical Field
The utility model relates to an air conditioning technology field especially relates to a multimode module combination formula air conditioning unit system.
Background
At present, with the rapid development of economy in China, the quality of life of people is improved, and the demand on an air conditioner is also obviously increased.
The combined air conditioning unit is an air treatment device assembled by various air treatment functional sections, is an important device at the tail end of a central air conditioner, plays an important role in carrying out heat and humidity treatment on air, is suitable for various air purification systems of clean plants, such as electronic processing plants, precision machinery manufacturing plants, textile workshops, pharmaceutical factories, food factories, sterile wards of hospitals, ICUs and the like, and is widely applied to central air conditioning systems and technical air conditioning systems of civil buildings.
For the combined air conditioning unit, each function section has a single purpose, the application range is narrow, and the problems of low working efficiency and high power consumption exist, for example: in summer, a chilled water coil is usually utilized to treat air to the dew point temperature, and then cooling and dehumidification are carried out, for a comfortable air conditioner, the air supply temperature difference is not more than 10 ℃, so that the air at the dew point temperature is often required to be further heated to meet the requirement of the temperature difference. In winter, a heater is generally formed by stainless steel electric heating pipes, air is treated to indoor air supply temperature, and then humidification treatment is carried out, wherein an electric heating section can be used as heating or auxiliary electric heating and is placed behind a freezing water coil pipe and in front of a humidification section.
In addition, for a fresh air system introduced by outdoor environment air of the air-conditioning room, on the basis of ensuring the quality of indoor air, the energy consumption of fresh air is reduced to the maximum extent, which becomes one of effective means for building energy conservation, and the energy recovery for precooling (preheating) the fresh air is an important measure for building energy conservation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multimode combination formula air conditioning unit system to the technical defect who exists among the prior art.
Therefore, the utility model provides a multi-module combined air conditioning unit system, which comprises a hollow main shell;
the upper part of the middle part in the main shell is provided with a transversely distributed hot air fan section cavity;
a surface cooling section cavity and a fan section cavity which are transversely distributed are arranged right below the hot fan section cavity, and the fan section cavity is positioned on the right side of the surface cooling section cavity and is communicated with the surface cooling section cavity;
the left end and the right end in the main shell are respectively provided with a first mixing section cavity and a mixing reheating section cavity;
the right side of the mixed reheating section cavity is provided with second filtering section cavities which are communicated with each other, and the right side of the second filtering section cavity is provided with air outlet section cavities which are communicated with each other;
the right side of the first mixing section cavity is provided with first filtering section cavities which are communicated with each other;
the left end and the right end of the cavity of the hot fan section are respectively communicated with the cavity of the first filtering section and the cavity of the mixed reheating section;
the left end of the surface cooling section cavity is communicated with the first filtering section cavity;
the right end of the fan section cavity is communicated with the mixed reheating section cavity;
an air inlet at the upper part of the first mixing section cavity is communicated with the fresh air section cavity, and an air inlet at the top of the fresh air section cavity is communicated with the outdoor space;
the air inlet on the left side of the lower part of the first mixing section cavity is communicated with the air return section cavity, and the air inlet on the left side of the air return section cavity is communicated with the indoor space;
the air outlet arranged on the right side of the air outlet section cavity is communicated with the indoor space.
Wherein, a plurality of air heaters are arranged in the cavity of the air heater section.
Wherein, a hot water coil is also arranged in the cavity of the hot air blower section;
the hot water coil is closer to the vent between the hot fan section cavity and the mixed reheating section cavity than the hot fan.
The water inlet end of the hot water coil is connected with the water outlet end of the first plate heat exchanger;
the water outlet end of the hot water coil is connected with the water inlet end of the hot water coil through a first water pump;
the air inlet of the first plate heat exchanger is communicated with the fresh air section cavity through a hollow pipeline provided with a first fan;
and an air outlet of the first plate heat exchanger is communicated with the upper part of the cavity of the first mixing section.
Wherein, the air heater comprises a hollow shell;
the left side of the shell is provided with a shell air inlet, and the top of the shell is provided with a shell air outlet;
the middle part of the air inlet of the shell is provided with a cylindrical impeller middle air inlet pipe;
the impeller is arranged in the casing, and an impeller blade disc is arranged on the radial periphery of the right side of the impeller;
the right side of the impeller is connected with an output shaft at the left end of a hot air blower motor;
an output shaft at the left end of the air heater motor penetrates through a through hole reserved on the right side of the shell;
the left side of the impeller blade disc is provided with an impeller inner side flow channel with a left opening; the left end opening of the air inlet pipe in the middle of the impeller faces the air blowing direction of the first mixing section cavity, and the right end opening is communicated with the flow channel on the inner side of the impeller.
A plurality of first frictional heat generation induction sheets and a plurality of second frictional heat generation induction sheets which are distributed in a bent mode are arranged in the flow channel on the inner side of the impeller;
the first frictional heat generation inducing piece and the second frictional heat generation inducing piece are fixedly connected with the left side of the impeller blade disc;
the first friction heat generation induction blades are distributed at equal intervals along the circumferential direction of the impeller blade disc;
the second frictional heating induction sheet is arc-shaped, and the arc center is positioned in the direction close to the air inlet pipe in the middle of the impeller.
Wherein, a plurality of spray pipes are arranged in the surface cooling section cavity;
a plurality of spray heads are arranged on the upper opening of the spray pipe;
the water inlet of the spray pipe is communicated with the water outlet of a refrigerating system.
Wherein, the spray head is an atomizing spray head.
The first water outlet arranged at the bottom of the surface cooling section cavity is connected with the water inlet end of the second plate heat exchanger through a second water pump;
the water outlet end of the second plate heat exchanger is communicated with the spray pipe;
the air inlet of the second plate heat exchanger is communicated with the fresh air section cavity through a hollow pipeline provided with a first fan;
and an air outlet of the second plate heat exchanger is communicated with the lower part of the cavity of the air return section.
Wherein, at least one air exhaust fan is arranged in the fan section cavity.
By the above the technical scheme provided by the utility model it is visible, compare with prior art, the utility model provides a multi-module combined air conditioning unit system, structural design scientific and reasonable, through will refrigerate and heat two branch roads parallelly connected, thereby in summer high temperature weather, fan section and table cold section combined action, variable frequency pneumatic friction heat generation section provides the required temperature of travelling comfort air conditioner reheat, and in winter low temperature weather, through variable frequency pneumatic friction heat generation section autonomous working, for indoor high temperature hot-blast that provides, thereby can be according to the cooperation operational mode between outdoor temperature adjustment module, the whole work efficiency of lift system, reduce the energy consumption, the production practice meaning that has the biggest is significant.
Furthermore, it is right the utility model discloses, through replacing original electric heating section with variable frequency pneumatic friction heat generation section for system efficiency improves.
Additionally, the utility model discloses a unit system can carry out the precooling to part new trend to can save the energy consumption among the air treatment process, reach energy-conserving purpose.
Drawings
Fig. 1 is a schematic structural view of a multi-module combined air conditioning unit system according to the present invention;
fig. 2 is a schematic structural view of a variable frequency pneumatic friction heat-generating high-temperature air heater in a multi-module combined air conditioning unit system according to the present invention;
fig. 3 is a schematic diagram of the left side structure of the inner runner of the impeller of the variable-frequency pneumatic friction heat-generating high-temperature air heater in the multi-module combined air conditioning unit system according to the present invention;
in the figure: 1. the hot air fan comprises a hot air fan 2, a hot air fan section cavity 3, a hot water coil pipe 4, a first fan 5 and a first plate heat exchanger;
6. the air conditioner comprises a first water pump 7, an air outlet section cavity 8, a second filtering section cavity 9, a refrigerating system 10 and a mixed reheating section cavity;
11. a fan section cavity 12, a surface cooling section cavity 13, a second water pump 14, a second plate heat exchanger 15 and a second fan;
16. a first mixing section cavity 17, an air return section cavity 18 and a fresh air section cavity;
20. the filter comprises a first filter section cavity 21, a casing 22, an impeller middle air inlet pipe 23, a casing air inlet 24, an impeller blade disc 25 and an impeller inner side flow channel;
26. a flow channel at the inner side of the shell 27, an air outlet of the shell 28, a motor of the air heater 29 and an impeller;
30. a first frictional heat induction sheet 31 and a second frictional heat induction sheet.
Detailed Description
In order to make the technical field of the present invention better understand, the present invention is further described in detail with reference to the accompanying drawings and embodiments.
Referring to fig. 1 to 3, the present invention provides a multi-module combined air conditioning unit system, which can solve the problem of large power consumption in the dual working conditions of air supply in summer and winter in the situation of high energy saving requirement, and specifically comprises a hollow main housing 100;
the upper part of the middle part in the main shell 100 is provided with a transversely distributed hot air blower section cavity 2;
a surface cooling section cavity 12 and a fan section cavity 11 which are transversely distributed are arranged right below the hot fan section cavity 2, and the fan section cavity 11 is positioned on the right side of the surface cooling section cavity 12 and is communicated with the surface cooling section cavity 12 (through a ventilation opening which is arranged on a partition between the surface cooling section cavity 12 and the fan section cavity);
the left end and the right end inside the main shell 100 are respectively provided with a first mixing section cavity 16 and a mixing reheating section cavity 10;
the right side of the mixed reheating section cavity 10 is provided with second filtering section cavities 8 (also can be called as high-efficiency filtering section cavities) which are communicated with each other, and the right side of the second filtering section cavity 8 is provided with air outlet section cavities 7 which are communicated with each other;
the right side of the first mixing section cavity 16 is provided with a first filtering section cavity 20 which is communicated with each other;
the left end and the right end of the hot fan section cavity 2 are respectively communicated with a first filtering section cavity 20 (also called as a coarse filtering section cavity) and a mixed reheating section cavity 10 (through a ventilation opening);
the left end of the surface cooling section cavity 12 is communicated with the first filtering section cavity 20 (through a ventilation opening);
the right end of the fan section cavity 11 is communicated with the mixed reheating section cavity 10 (through a ventilation opening);
the air inlet at the upper part of the first mixing section cavity 16 is communicated with the fresh air section cavity 18, and the air inlet at the top of the fresh air section cavity 18 is communicated with the outdoor space (the air inlet of the fresh air section cavity 18 can be communicated with the outdoor space through a connecting pipeline);
the air inlet on the left side of the lower part of the first mixing section cavity 16 is communicated with the air return section cavity 17, and the air inlet on the left side of the air return section cavity 17 is communicated with the indoor space (the air inlet of the air return section cavity 17 can be communicated with the indoor space through a connecting pipeline);
the air outlet arranged on the right side of the air outlet section cavity 7 is communicated with the indoor space.
In the present invention, in the concrete implementation, a plurality of air heaters 1 (not limited to two shown in fig. 1) are installed in the air heater section cavity 2.
In particular, a hot water coil pipe 3 is also arranged in the cavity 2 of the air heater section;
the hot water coil 3 is closer to the ventilation opening between the hot fan section cavity 2 and the mixed reheating section cavity 10 than the hot fan 1.
In particular, the water inlet end of the hot water coil 3 is connected with the water outlet end (i.e. the water return end) of the first plate heat exchanger 5 (i.e. the plate heat exchanger for exchanging heat between air and water);
the water outlet end (namely the water return end) of the hot water coil 3 is connected with the water inlet end of the hot water coil 3 through a first water pump 6;
an air inlet of the first plate heat exchanger 5 is communicated with the fresh air section cavity 18 through a hollow pipeline provided with a first fan 4;
the air outlet of the first plate heat exchanger 5 is communicated with the upper part of the first mixing section cavity 16 (through a hollow pipeline).
In a specific implementation, the air heater 1 may be an existing ordinary air heater capable of heating the input air, for example, an existing heat generating friction air heater. Also can refer to fig. 2, fig. 3, adopt the high temperature air heater of the pneumatic friction heat generation of the design structure of the utility model. Specifically, the device comprises a hollow casing 21;
a shell air inlet 23 is formed at the left side of the shell 21, and a shell air outlet 27 is formed at the top of the shell 21;
the middle part of the air inlet 23 of the shell is provided with a cylindrical impeller middle air inlet pipe 22;
the casing 21 is internally provided with an impeller 29, and an impeller blade disc 24 is arranged (for example, integrally formed) on the radial periphery of the right side of the impeller 29;
the right side of the impeller 29 is connected with an output shaft at the left end of a hot air blower motor 28 (for example, through a coupling, or fixedly connected through a jackscrew, or clamped);
an output shaft at the left end of the air heater motor 28 penetrates through a through hole reserved on the right side of the machine shell 21;
the left side of the impeller blade disc 24 is provided with an impeller inner side flow passage 25 which is opened leftwards; the left end opening of the air inlet pipe 22 in the middle of the impeller faces the air blowing direction of the first mixing section cavity 16, and the right end opening is communicated with the impeller inner side flow channel 25.
In the concrete implementation, a plurality of first frictional heat generation inducing pieces 30 and a plurality of second frictional heat generation inducing pieces 31 which are distributed in a bent manner are arranged in the impeller inner side flow passage 25;
the first frictional heat generation inducing piece 30 and the second frictional heat generation inducing piece 31 are fixedly connected (e.g., welded) to the left side of the impeller blisk 24;
wherein, the plurality of first frictional heat generation inducing pieces 30 are distributed at equal intervals along the circumferential direction of the impeller vane disc 24;
the second frictional heat generation inducing pieces 31 have an arc shape with an arc center located in a direction close to the center of the impeller toward the air inlet duct 22.
It should be noted that, to the utility model discloses, to air heater 1, it is the high temperature air heater of variable frequency pneumatic friction themogenesis, adopt current gas friction themogenesis principle, directly process into the high temperature hot gas with the cold gas, do not need any other heat source or any other hot medium, only lean on air heater motor 28 during operation, impeller 29 self operation, through first friction themogenesis induction piece 30 and second friction themogenesis induction piece 31, because the gas that flows in, turn tortuous high-speed flow in impeller inboard runner 25, because the inboard runner 25 of impeller is to the resistance of air current, form the friction to the air current, turn into mechanical energy heat energy, make gas obtain the heat, promote the temperature, the change can be heat energy, then by casing air outlet 27, directly discharge high temperature hot-air.
In the utility model, in the concrete implementation, a plurality of spray pipes 121 are arranged in the surface cooling section cavity 12;
a plurality of spray heads 122 are arranged on the upper opening of the spray pipe 121;
the inlet of the shower pipe 121 is connected to the outlet of a refrigeration system 9.
In the present invention, it should be noted that the refrigeration system may be a conventional air conditioning refrigeration system, and for the present invention, the refrigeration system includes a throttling device 32, a condenser 33, a compressor 34 and an evaporator 35;
wherein, a refrigerant outlet of the compressor 34 is communicated with a refrigerant inlet of the condenser 33;
a refrigerant outlet of the condenser 33 communicating with a refrigerant inlet of the evaporator 35 through a throttling device 32 (e.g., a throttle valve);
the refrigerant outlet of the evaporator 35 communicates with the refrigerant inlet of the compressor 34.
In particular implementation, the throttling device 32 may be a Danfoss throttle TGEX 38TR 067N 2196.
The condenser 33, the compressor 34 and the evaporator 35 may be any conventional condenser, compressor and evaporator. For example, an air-cooled condenser, a scroll compressor, and a shell-and-tube evaporator manufactured by the tobacco roller group ltd may be used.
In the concrete implementation, the chilled water of the shower pipe 121 is derived from the water of the shell pass of the evaporator 35, and the refrigerant is moved on the tube pass of the evaporator, so the concrete structure is as follows: the water inlet of the shower pipe 121 is specifically communicated with the water outlet of the shell pass of the evaporator 35.
The utility model discloses in, in the concrete realization, first plate heat exchanger and second plate heat exchanger all can adopt maxwell air-water plate heat exchanger.
In particular, the spray head 122 is preferably an atomizing spray head, which can enhance the spraying effect.
In particular, a first water outlet arranged at the bottom of the surface cooling section cavity 12 is connected with a water inlet end of a second plate heat exchanger 14 (namely a plate heat exchanger for exchanging heat between air and water) through a second water pump 13;
the second water outlet arranged at the bottom of the surface cooling section cavity 12 is communicated with the water inlet of the shell pass of the evaporator 35;
the water outlet end of the second plate heat exchanger 14 is communicated with the shower pipe 121 (through a hollow connecting pipe);
the air inlet of the second plate heat exchanger 14 is communicated with the fresh air section cavity 18 through a hollow pipeline provided with the first fan 4;
the air outlet of the second plate heat exchanger 14 is communicated with the lower part of the air return section cavity 17 (through a hollow pipeline).
The utility model discloses in, on specifically realizing, install at least one fan of airing exhaust in the fan section cavity 11 for take out the air in the cold section cavity 12 of table, then pump to the right, pump promptly and give the mixed reheat section cavity 10, then the air loops through second filter stage cavity 8, air-out section cavity 7, by the air outlet of air-out section cavity 7, discharges to the interior space, as shown in fig. 1 arrow point.
The utility model discloses in, on specifically realizing, first filter stage cavity 20 and second filter stage cavity 8 are the cavity of internally mounted have airstrainer.
It should be noted that the first mixing section cavity 16, the hot air blower section cavity 2, the surface cooling section cavity 12 and the mixing reheating section cavity 10 are semi-sealed shell cavities (such as cabins) separated by partitions, and are communicated with adjacent cavities to be communicated through ventilation openings or air inlets, so as to realize air circulation.
To the utility model discloses, its theory of operation when summer is:
fresh air entering from a fresh air section cavity 18 and return air entering from a return air section cavity 17 are mixed in a first mixing section cavity 16, then pass through a first filtering section cavity 20 and flow through a surface cooling section cavity 12 and a fan section cavity 11 to a mixing reheating section cavity 10, according to the requirement of a comfortable air conditioner on air supply temperature difference, an air heater 1 (such as a variable-frequency pneumatic friction heating fan) operates to obtain hot air, air treated by two branches is converged in the mixing reheating section cavity 10 to realize the reheating process of cold air, finally enters an air outlet section cavity 7 through a second filtering section cavity 8, and is sent into a room through an air outlet on the right side of the air outlet section cavity 7. The surface cooling section cavity 12 is internally sprayed with chilled water through a spray head, one part of the collected liquid returns to the refrigerating system 9, and the other part of the collected liquid enters the second plate heat exchanger 14 in the precooling circulation through the pressurizing water pump (namely, the second water pump 13), so that fresh air is pretreated in the second plate heat exchanger 14 and then is sent into the first mixing section cavity 16, and therefore energy consumption can be effectively saved.
To the utility model discloses, its theory of operation when winter is:
the fresh air entering from the fresh air section cavity 18 and the return air entering from the return air section cavity 17 are mixed in the first mixing section cavity 16, then are filtered by the first filtering section cavity 20, then directly enter the hot air fan section cavity 2, and are processed by the hot air fan 1 (such as a variable frequency pneumatic friction heat generating fan), wherein the air to be processed directly obtains hot air through a friction heat generating induction sheet bent in an impeller inner side flow channel of the hot air fan 1, and the processed fresh air passes through the second filtering section cavity 8 and finally is sent into an indoor space through an air outlet at the right side of the air outlet section cavity 7. The single-row hot water coil pipe 3 is added into the whole hot air fan section cavity 2 (namely the cavity where the variable-frequency pneumatic friction heat generating fan section is located), the water inlet end and the water return end of the first plate heat exchanger are connected, fresh air is pretreated in the first plate heat exchanger and then is sent into the first mixing section cavity 16, and therefore energy consumption can be effectively saved.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the air heater is a pneumatic friction heat generation high-temperature air heater, specifically is a variable frequency fan, and the operating frequency is adjusted according to the outlet air temperature of the mixing (reheating) section in winter (summer), so that the outlet temperature of the mixing (reheating) section is effectively ensured to meet the requirement of the air supply temperature.
2. The plate heat exchanger 14 that carries out the heat transfer to air and water of preliminary treatment (being the plate heat exchanger that air and water carry out the heat transfer specifically are first plate heat exchanger and second plate heat exchanger) is open circulation, draws partly new trend from the new trend entry of air treatment function section combination, carries out the precooling (or preheats) to it, wherein, first plate heat exchanger preheats, the second plate heat exchanger carries out the precooling), arranges into the rear end of the mixing section of air treatment function section combination, mixes with remaining new trend and return air, reduces (or improves) the temperature of mixed air, can reduce the required refrigeration volume of table cold section (the heating capacity of pneumatic friction high temperature fan section), thereby save the working costs. The low-temperature refrigerant working medium and the high-temperature hot water used in the pretreatment process are both from energy synchronously obtained in the operation process of the combined air conditioning unit.
3. The utility model discloses two plate heat exchangers that carry out the heat transfer to air and water of increasing (the plate heat exchanger that air and water carry out the heat transfer specifically is first plate heat exchanger and second plate heat exchanger), simple structure, two branch roads divide the operating mode to carry out the preliminary treatment, and preheating treatment and pneumatic friction themogenesis high temperature air heater to air and water do not have the risk that the refrigerant leaked as working medium, and no ozone layer destroys and the ozone effect, is friendly to the environment.
4. The combined air conditioning unit adopts multi-module combined control to process fresh air, so that the functions of the combined air conditioning unit system are diversified, and the combined air conditioning unit is suitable for various environments.
To sum up, compare with prior art, the utility model provides a pair of multi-module combined air conditioning unit system, structural design scientific and reasonable, through will refrigerate and heat two branch roads parallelly connected, thereby in summer high temperature weather, fan section and table cold section combined action, variable frequency pneumatic friction heat generation section provides the required temperature of travelling comfort air conditioner reheat, and in winter low temperature weather, through variable frequency pneumatic friction heat generation section autonomous working, for indoor high temperature hot-blast that provides, thereby can adjust the cooperation operational mode between the module according to outdoor temperature, the whole work efficiency of lift system, reduce the energy consumption, the production practice meaning that has the heaviness.
Furthermore, it is right the utility model discloses, through replacing original electric heating section with variable frequency pneumatic friction heat generation section for system efficiency improves.
Additionally, the utility model discloses a unit system can carry out the precooling to part new trend to can save the energy consumption among the air treatment process, reach energy-conserving purpose.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A multi-module modular air conditioning unit system comprising a hollow main housing (100);
the upper part of the middle part in the main shell (100) is provided with a transversely distributed hot air blower section cavity (2);
a surface cooling section cavity (12) and a fan section cavity (11) which are transversely distributed are arranged right below the hot fan section cavity (2), and the fan section cavity (11) is positioned on the right side of the surface cooling section cavity (12) and is communicated with the surface cooling section cavity (12);
the left end and the right end in the main shell (100) are respectively provided with a first mixing section cavity (16) and a mixing reheating section cavity (10);
the right side of the mixed reheating section cavity (10) is provided with second filtering section cavities (8) which are communicated with each other, and the right side of the second filtering section cavity (8) is provided with an air outlet section cavity (7) which is communicated with each other;
the right side of the first mixing section cavity (16) is provided with a first filtering section cavity (20) which is communicated with each other;
the left end and the right end of the hot fan section cavity (2) are respectively communicated with the first filtering section cavity (20) and the mixed reheating section cavity (10);
the left end of the surface cooling section cavity (12) is communicated with the first filtering section cavity (20);
the right end of the fan section cavity (11) is communicated with the mixed reheating section cavity (10);
an air inlet at the upper part of the first mixing section cavity (16) is communicated with the fresh air section cavity (18), and an air inlet at the top of the fresh air section cavity (18) is communicated with the outdoor space;
an air inlet on the left side of the lower part of the first mixing section cavity (16) is communicated with the air return section cavity (17), and an air inlet on the left side of the air return section cavity (17) is communicated with the indoor space;
the air outlet arranged on the right side of the air outlet section cavity (7) is communicated with the indoor space.
2. A multi-module combined air conditioning unit system according to claim 1, characterised in that a plurality of air heaters (1) are installed in the hot fan section cavity (2).
3. A multi-module combined air conditioning unit system according to claim 2, characterised in that a hot water coil (3) is also mounted in the hot fan section cavity (2);
the hot water coil (3) is closer to a ventilation opening between the hot fan section cavity (2) and the mixed reheating section cavity (10) than the hot fan (1).
4. A multi-module combined air conditioning unit system according to claim 3, characterised in that the inlet end of the hot water coil (3) is connected to the outlet end of the first plate heat exchanger (5);
the water outlet end of the hot water coil (3) is connected with the water inlet end of the hot water coil (3) through a first water pump (6);
an air inlet of the first plate type heat exchanger (5) is communicated with the fresh air section cavity (18) through a hollow pipeline provided with a first fan (4);
and an air outlet of the first plate heat exchanger (5) is communicated with the upper part of the first mixing section cavity (16).
5. A multi-module combined air conditioning unit system according to claim 2, characterised in that the air heater (1) comprises a hollow casing (21);
a shell air inlet (23) is formed in the left side of the shell (21), and a shell air outlet (27) is formed in the top of the shell (21);
the middle part of the air inlet (23) of the shell is provided with a cylindrical impeller middle air inlet pipe (22);
an impeller (29) is arranged in the casing (21), and an impeller blade disc (24) is arranged on the radial periphery of the right side of the impeller (29);
the right side of the impeller (29) is connected with an output shaft at the left end of a hot air blower motor (28);
an output shaft at the left end of the air heater motor (28) penetrates through a through hole reserved on the right side of the shell (21);
the left side of the impeller blade disc (24) is provided with an impeller inner side flow passage (25) which is opened leftwards; the left end opening of the air inlet pipe (22) in the middle of the impeller faces the air blowing direction of the first mixing section cavity (16), and the right end opening is communicated with the inner side flow channel (25) of the impeller.
6. The multi-module combined type air conditioning unit system according to claim 5, wherein a plurality of first frictional heat generation inducing pieces (30) and a plurality of second frictional heat generation inducing pieces (31) are provided in the impeller inside flow passage (25) to be distributed in a bent manner;
the first frictional heat induction sheet (30) and the second frictional heat induction sheet (31) are fixedly connected with the left side of the impeller blade disc (24);
a plurality of first friction heat generation inducing pieces (30) are distributed at equal intervals along the circumferential direction of the impeller blade disc (24);
the second frictional heat generation inducing piece (31) is arc-shaped, and the arc center is positioned in the direction close to the air inlet pipe (22) in the middle of the impeller.
7. A multi-module combined air conditioning unit system according to any of claims 1 to 6, characterized in that a plurality of shower pipes (121) are installed inside the surface cooling section cavity (12);
a plurality of spray heads (122) are arranged on the upper opening of the spray pipe (121);
the water inlet of the spray pipe (121) is communicated with the water outlet of a refrigerating system (9).
8. The multi-module modular air conditioning unit system of claim 7, wherein the spray head (122) is an atomizing spray head.
9. A multi-module combined air conditioning unit system according to claim 7, characterised in that the bottom of the surface cooling section chamber (12) has a first water outlet connected to the water inlet of the second plate heat exchanger (14) by a second water pump (13);
the water outlet end of the second plate heat exchanger (14) is communicated with the spray pipe (121);
an air inlet of the second plate heat exchanger (14) is communicated with the fresh air section cavity (18) through a hollow pipeline provided with the first fan (4);
and an air outlet of the second plate heat exchanger (14) is communicated with the lower part of the air return section cavity (17).
10. A multi-module modular combined air conditioning unit system according to any of claims 1 to 9, characterised in that at least one exhaust fan is mounted in the fan section cavity (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954856.0U CN210399318U (en) | 2019-06-24 | 2019-06-24 | Multi-module combined air conditioning unit system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954856.0U CN210399318U (en) | 2019-06-24 | 2019-06-24 | Multi-module combined air conditioning unit system |
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Cited By (1)
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| CN111806487A (en) * | 2020-07-26 | 2020-10-23 | 郑州铁路职业技术学院 | Intelligent air purification system of high-speed train and control method thereof |
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