CN210373891U - Multi-split system suitable for southern building inner zone - Google Patents
Multi-split system suitable for southern building inner zone Download PDFInfo
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- CN210373891U CN210373891U CN201920741461.2U CN201920741461U CN210373891U CN 210373891 U CN210373891 U CN 210373891U CN 201920741461 U CN201920741461 U CN 201920741461U CN 210373891 U CN210373891 U CN 210373891U
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Abstract
The utility model discloses a many online systems suitable for southern building inner zone, its characterized in that: the multi-split air conditioner comprises a multi-split outdoor unit, a multi-split indoor unit, a multi-split fresh air processor, a blower and an exhaust fan, wherein the multi-split fresh air processor and the blower are connected in parallel through a blast pipe, the multi-split outdoor unit transmits heat or cold to the multi-split indoor unit or the multi-split fresh air processor through a refrigerant in a refrigerant pipe, and indoor air is exhausted outdoors through an air outlet, the exhaust pipe and the exhaust fan in sequence. The utility model discloses to the characteristics of southern building inner zone, provide a many online systems that are applicable to southern building inner zone. The utility model discloses high-efficient refrigeration in summer, indoor unnecessary heat is eliminated with the outdoor low temperature air of winter make full use of in spring and autumn, utilizes replacement ventilation system to improve indoor air quality and indoor personnel comfort level.
Description
Technical Field
The utility model relates to a district cooling field in the building discloses a many online systems suitable for southern building is inside.
Background
The interior district of building does not receive the influence of outdoor temperature basically, mainly forms a large amount of waste heats by heat dissipation such as human body, equipment, light, even if in winter, indoor temperature still can be on the high side, leads to the indoor environment uncomfortable, so in winter the district also need eliminate cold load, and outdoor low temperature air can regard as free cold source, eliminates the waste heat for the interior district of building in spring and autumn and winter. In winter, the south is cool and humid outdoors, so that the air conditioning system can meet the indoor humidity requirement without an additional humidifying function. The replacement ventilation not only can provide good airflow organization and create comfortable hot and humid environment, but also is economical and energy-saving, and is an ideal ventilation form.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects existing in the prior art, the utility model provides a many online systems suitable for southern building inner zone.
The utility model aims at realizing through the following technical scheme:
the utility model provides a many online systems suitable for southern building is interior, includes the outdoor unit of many online, the indoor unit of many online, and the building is interior to be set up and to be traded air supply outlet and air exit, its characterized in that: the multi-split air conditioner system also comprises a multi-split fresh air processor, wherein a multi-split outdoor unit is connected with the multi-split indoor unit and the multi-split fresh air processor through refrigerant pipes, the multi-split fresh air processor is connected with a blower in parallel, one end of the multi-split fresh air processor is connected with the outside through an air supply pipe, the other end of the multi-split fresh air processor is connected with a replacement air supply port through the air supply pipe, an air outlet is connected with an exhaust pipe, and the exhaust pipe is connected; the multi-connected indoor unit transmits heat or cold to the multi-connected indoor unit or the multi-connected fresh air processor through the refrigerant in the refrigerant pipe, and indoor air is exhausted to the outside through the air outlet, the exhaust pipe and the exhaust fan in sequence.
Furthermore, the replacement air supply outlet is arranged in a sticking way, and the air volume of the replacement air supply outlet is 150m3/h~3000 m3And between h, the exhaust duct and the exhaust outlet are arranged at the upper part of the building inner area.
Furthermore, a first valve is arranged between the multi-online outdoor unit and the multi-online indoor unit, a second valve is arranged between the multi-online outdoor unit and the multi-online fresh air processor, a third valve is arranged on the multi-online fresh air processor, and a fourth valve is arranged on the blower.
Furthermore, in summer, at the moment, the first valve, the second valve and the third valve are opened, the fourth valve is closed, the multi-connected indoor unit bears indoor cooling and humidity load, and the multi-connected fresh air processor sends outdoor fresh air with reduced temperature and humidity into the building inner area in a low flow rate mode through the air supply pipe and the replacement air supply outlet;
in winter, the second valve and the third valve are opened, the first valve and the fourth valve are closed, outdoor low-temperature air is used for cooling to replace an artificial cold source, the multi-connected indoor unit stops working, the multi-connected outdoor unit is switched to a heating mode, the multi-connected fresh air processor heats outdoor fresh air to 18 ℃, then the fresh air is sent into a room, and the condition that the comfort degree of personnel is reduced due to the fact that the air supply temperature is too low is avoided;
when the outdoor working condition is in other state points, the spring and autumn are determined, the fourth valve is opened, the first valve, the second valve and the third valve are closed, the multi-connected outdoor unit, the multi-connected indoor unit and the multi-connected fresh air processor stop working, and outdoor fresh air directly flows into the room through the air feeder.
The utility model has the advantages that the whole system does not provide the humidifying function according to the moist characteristic in the south, thereby reducing the equipment cost; the multi-split fresh air processor and the air feeder are connected in parallel through the air supply pipe, outdoor fresh air is processed by the multi-split fresh air processor and is sent to the indoor in summer or winter, and the outdoor fresh air is directly sent to the indoor through the air feeder in spring and autumn. The utility model discloses beneficial effect: make full use of outdoor low temperature air is as free refrigeration cold source, and utilizes replacement ventilation system, sends outdoor low temperature air to the inner zone, also can improve the air quality in the room when refrigerated, increases human comfort level, reduces air conditioning system's energy consumption.
Drawings
Fig. 1 is a diagram of a multi-split system suitable for use in a southern building.
Fig. 2 is a plan view of an indoor area of a multi-split system building suitable for the indoor area of a southern building.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings 1 to 2 and examples:
in the figure, 1 multi-split outdoor unit, 2 multi-split indoor units, 3 multi-split fresh air processing unit, 4 air blowers, 5 exhaust fans, 6 air supply pipes, 7 exhaust pipes, 8 replacement air supply ports, 9 exhaust ports and 10 refrigerant pipes are arranged.
The utility model provides a many online systems suitable for southern building inner zone which characterized in that: the multi-online outdoor unit comprises a multi-online outdoor unit 1, a multi-online indoor unit 2, a multi-online fresh air processor 3, a blower 4 and an exhaust fan 5, wherein the multi-online fresh air processor 3 and the blower 4 are connected in parallel through a blower pipe 6, the multi-online outdoor unit 1 transmits heat or cold to the multi-online indoor unit 2 or the multi-online fresh air processor 3 through a refrigerant in a refrigerant pipe 10, and indoor air is exhausted to the outside through an exhaust outlet 9, an exhaust pipe 7 and the exhaust fan 5 in sequence;
according to the characteristic of southern moisture, the whole system does not provide the humidifying function, so that the equipment cost is reduced;
the multi-split fresh air processor 3 and the blower 4 are connected in parallel through the blast pipe 6, outdoor fresh air is processed by the multi-split fresh air processor 3 and sent to the indoor in summer or winter, and the outdoor fresh air is directly sent to the indoor through the blower 6 in spring and autumn;
the replacement air supply outlets 8 are arranged in a sticking manner, and the air quantity of each replacement air supply outlet 8 is 150m according to different sizes3/h~3000 m3The selection between the/h can be carried out.
The exhaust duct 7 and the exhaust port 9 are arranged at the upper part of the building inner area, so that the hot and turbid air gathered at the upper part of the room can be rapidly exhausted;
when the outdoor air is higher than 22 ℃ and the enthalpy of the air is higher than 43kJ/kg, summer is determined, at the moment, the March valve F1, the second valve F2 and the third valve F3 are opened, the fourth valve F4 is closed, the indoor unit of the multi-split air conditioner bears the indoor cooling and humidity load, and the outdoor fresh air with temperature reduction and humidity reduction is sent into the building inner area by the multi-split air conditioner 3 in a low-flow-rate mode through the air supply pipe 6 and the replacement air supply opening 8;
when the outdoor air is less than 18 ℃ and the enthalpy of the air is less than 35kJ/kg, the air is determined to be in winter, at the moment, the second valve F2 and the third valve F3 are opened, the first valve F1 and the fourth valve F4 are closed, the outdoor low-temperature air is used for cooling to replace an artificial cold source, the multi-connected indoor unit 2 stops working, the multi-connected outdoor unit 1 is switched to a heating mode, and the multi-connected fresh air processor 3 heats the outdoor fresh air to 18 ℃ and then sends the fresh air into the room, so that the condition that the comfort level of personnel is lowered due to the fact that the air supply temperature is too low is avoided;
when the outdoor working condition is at other state points, the working condition is determined to be spring and autumn, the valve F4 is opened, the first valve F1, the second valve F2 and the third valve F3 are closed, the multi-connected outdoor unit, the multi-connected indoor unit and the multi-connected fresh air processor stop working, and outdoor fresh air flows through the blower 4 and is directly sent into the room.
Examples
Example 1: when the outdoor air is higher than 22 ℃ and the enthalpy value of the air is higher than 43kJ/kg, summer is determined, at the moment, the valves F1, F2 and F3 are opened, the valve F4 is closed, the multi-connected outdoor unit 1 is in a refrigerating mode, the refrigerating capacity is provided for the multi-connected indoor unit 2 and the multi-connected fresh air processor 3 by the refrigerating medium in the refrigerating medium pipe 10, the multi-connected indoor unit 2 bears the indoor cold and humidity load, the indoor air is cooled and dehumidified, the indoor temperature is maintained at 18 ℃ or the indoor temperature is set by indoor personnel, the multi-connected fresh air processor 3 does not bear the indoor load, and the outdoor clean air is treated to 23 ℃ and then is sent into the room through the replacement air supply opening 8 at the air speed of 0.25 m/s.
Example 2: when the outdoor air is less than 18 ℃ and the enthalpy of the air is less than 35kJ/kg, the indoor multi-connected air-conditioning system is determined to be in winter, the second valve F2 and the third valve F3 are opened, the first valve F1 and the fourth valve F4 are closed, a large amount of cold load exists in a building, and therefore cooling treatment is still needed, if the outdoor low-temperature air is directly sent into a room at the moment, the air supply temperature is low, discomfort can be caused to a person, the multi-connected outdoor unit 1 is switched to a heating mode at the moment, the outdoor air is heated to 18 ℃ through the multi-connected air processor 3 and then sent into the room to bear the indoor cold load, and the multi-connected indoor unit 2 does not work at the moment.
Example 3: when the outdoor working condition is at other state points, the working condition is determined to be spring and autumn, the fourth valve F4 is opened at the moment, the first valve F1, the second valve F2 and the third valve F3 are closed, the multi-connected outdoor unit 1, the multi-connected indoor unit 2 and the multi-connected fresh air processor 3 stop working, the air blower 4 directly sends outdoor air into the room, and indoor hot and turbid air is exhausted out of the room through the air outlet 9 and the air exhaust pipe 7 which are arranged at the upper part of the room.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the invention, and those skilled in the art will understand that various modifications and variations can be made without inventive changes by those skilled in the art based on the technical solution of the present invention.
Claims (3)
1. The utility model provides a many online systems suitable for southern building is interior, includes the outdoor unit of many online, the indoor unit of many online, and the building is interior to be set up and to be traded air supply outlet and air exit, its characterized in that: the multi-split air conditioner system also comprises a multi-split fresh air processor, wherein a multi-split outdoor unit is connected with the multi-split indoor unit and the multi-split fresh air processor through refrigerant pipes, the multi-split fresh air processor is connected with a blower in parallel, one end of the multi-split fresh air processor is connected with the outside through an air supply pipe, the other end of the multi-split fresh air processor is connected with a replacement air supply port through the air supply pipe, an air outlet is connected with an exhaust pipe, and the exhaust pipe is connected; the multi-connected indoor unit transmits heat or cold to the multi-connected indoor unit or the multi-connected fresh air processor through the refrigerant in the refrigerant pipe, and indoor air is exhausted to the outside through the air outlet, the exhaust pipe and the exhaust fan in sequence.
2. The multi-split system as claimed in claim 1, wherein the replacement blower ports are closely arranged, and the volume of the replacement blower ports is 150m3/h~3000 m3And between h, the exhaust duct and the exhaust outlet are arranged at the upper part of the building inner area.
3. The multi-split system as claimed in claim 1, wherein a first valve is provided between the multi-split outdoor unit and the multi-split indoor unit, a second valve is provided between the multi-split outdoor unit and the multi-split fresh air handler, the multi-split fresh air handler is provided with a third valve, and the blower is provided with a fourth valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920741461.2U CN210373891U (en) | 2019-05-22 | 2019-05-22 | Multi-split system suitable for southern building inner zone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920741461.2U CN210373891U (en) | 2019-05-22 | 2019-05-22 | Multi-split system suitable for southern building inner zone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210373891U true CN210373891U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920741461.2U Active CN210373891U (en) | 2019-05-22 | 2019-05-22 | Multi-split system suitable for southern building inner zone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210373891U (en) |
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2019
- 2019-05-22 CN CN201920741461.2U patent/CN210373891U/en active Active
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