CN203489365U - Floor heating type multiple-online air-conditioning system - Google Patents
Floor heating type multiple-online air-conditioning system Download PDFInfo
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- CN203489365U CN203489365U CN201320537774.9U CN201320537774U CN203489365U CN 203489365 U CN203489365 U CN 203489365U CN 201320537774 U CN201320537774 U CN 201320537774U CN 203489365 U CN203489365 U CN 203489365U
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Abstract
The utility model discloses a floor heating type multiple-online air-conditioning system which comprises an outdoor machine, an indoor machine connected with the outdoor machine through a refrigerant pipe and a controller respectively connected with the indoor machine and the outdoor machine through shielding signal lines. A floor heating pipe group include a composite floor heating pipe, a third stop valve, a third filter, a third electronic expansion valve, a fourth stop valve and a floor heating pipe group control plate. The third stop valve, the third filter and the third electronic expansion valve are sequentially arranged on the refrigerant pipe connected with the refrigerant flowing-in end of the composite floor heating pipe in the refrigerant flowing-in direction. The third electronic expansion valve is electrically connected with the floor heating pipe group control plate. The floor heating pipe group control plate is connected with the controller through a shielding signal line. By applying the floor heating type multiple-online air-conditioning system, the indoor temperature can be accurately controlled during floor heating, and the energy consumption can be effectively reduced.
Description
Technical field
The utility model relates to air-conditioning technical field, relates in particular to a kind of ground heating type multi-online air-conditioning system.
Background technology
Multi-online air-conditioning system is mainly used in clustering building, and no matter how severe external environment is, can both provide comparatively comfortable indoor live and work environment for user.When heating mode moves, traditional multi-online air-conditioning system by the air outlet that is arranged on ceiling to indoor heat air delivery, but, hot blast easily concentrates on the part near ceiling, makes indoor temperature be from top to bottom ladder and declines, and user's sensation is that a hot pin is cold, simultaneously, multi-online air-conditioning system makes indoor bulk temperature reach setting value by increasing the blast of blower fan and the speed of air-supply, can cause room noise obviously to increase in this process, reduces user's comfort level.
At present, a kind of air-cooled heat pump ground heating air-conditioning system, the floor heating pipe of laying by ground improves traditional multi-gang air-conditioner to indoor radiations heat energy and heats uneven problem, referring to Fig. 1, this air-cooled heat pump ground heating air-conditioning system comprises: off-premises station 101, indoor set 102, refrigerant line 103, electric T-shaped valve 104, fan coil 105, three speed switch 106, floor heating pipe 107, water pipe 108, controller 109.Off-premises station 101 is connected with indoor set 102 by refrigerant line 103; Fan coil 105 is in parallel with floor heating pipe 107, and is connected with indoor set 102 by water pipe 108; Three speed switch 106 is connected with fan coil 105; Controller 109 is connected with indoor set 102; Between indoor set 102, fan coil 105, floor heating pipe 107, be provided with electric T-shaped valve 104.
When freezing summer, off-premises station 101 and indoor set 102 are produced 7 ℃ of cold water, electric T-shaped valve 104 is controlled towards the water pipe 108 of floor heating pipe 107 and is closed, the water pipe 108 that leads to fan coil 105 is opened, cold water flows in fan coil 105 by water pipe 108, and in fan coil 105, circulate by cold water by water pump, three speed switch 106 is controlled the wind speed of fan coil 105, then by fan coil, cold is delivered to indoor; When heat supply in winter, off-premises station 101 and indoor set 102 are produced 50 ℃ of hot water, electric T-shaped valve 104 is controlled water pipe 108 unlatchings of leading to floor heating pipe 107, the water pipe 108 that leads to fan coil 105 is closed, hot water is by water pipe 108 inflow place heating coils 107, and in floor heating pipe 107, circulate by hot water by water pump, then by floor heating pipe radiation, heat is delivered to indoor.
As shown from the above technical solution, existing air-cooled heat pump ground heating air-conditioning system, when heating mode moves, the heating hot water that off-premises station and indoor set are produced is 50 ℃ of fixed values, heating hot water carries out becoming after heat exchange the water of 40 ℃ with room air and flows back to indoor set by water pipe in floor heating pipe, whole heating in process, the start and stop that can only control water pump by controller carry out the environment temperature in conditioning chamber roughly, cannot accurately control according to user's demand, further, when building nothing heating temporarily demand, owing to having heating water in floor heating pipe, for preventing that floor heating pipe is because of low temperature bursting by freezing, indoor set is normally worked need to idle air-cooled heat pump ground heating air-conditioning system energising, and then cause serious power consumption.
Utility model content
The purpose of this utility model is to provide a kind of ground heating type multi-online air-conditioning system, during heating, can accurately control indoor temperature, meanwhile, effectively reduces energy consumption.
According to embodiment of the present utility model, a kind of a kind of ground heating type multi-online air-conditioning system that provides is provided, this system comprises: off-premises station, the refrigerant line being connected with off-premises station output, the branch pipe being connected with refrigerant line input, the indoor set being connected with refrigerant line output, the controller being connected with off-premises station and indoor set respectively by shielded signal line, wherein, ground heating type multi-online air-conditioning system further comprises: floor heating pipe group, described floor heating pipe group comprises: composite floor heating tube, the 3rd stop valve, the 3rd filter, the 3rd electric expansion valve, the 4th stop valve, floor heating pipe group control panel, described composite floor heating tube is connected with described off-premises station with described branch pipe by described refrigerant line, described the 3rd stop valve, described the 3rd filter, described the 3rd electric expansion valve are successively set on the cold-producing medium of described composite floor heating tube and flow into and hold on the described refrigerant line being connected along cold-producing medium inflow direction, described the 3rd electric expansion valve and described floor heating pipe group control panel are electrically connected, described floor heating pipe group control panel is connected with described controller by described shielded signal line, described the 4th stop valve is arranged on the described refrigerant line being connected with the cold-producing medium outflow end of described composite floor heating tube.
Preferably, described off-premises station comprises: off-premises station control panel unit, refrigerant flow direction control module, cold-producing medium control module, valve control unit, Overvoltage protecting unit, filtration protected location; Wherein, described off-premises station control panel unit, for after receiving heating of being sent by described controller or refrigerating operaton signal, refrigerant flow direction control signal is sent to described refrigerant flow direction control module, and according to the described indoor temperature being sent by controller and the user's design temperature that receive, to described cold-producing medium control module, send cold-producing medium control signal; Described refrigerant flow direction control module, for after receiving the heating operation signal being sent by described off-premises station control panel unit, the described refrigerant line being connected with described floor heating pipe group is communicated with, make cold-producing medium flow into described floor heating pipe group, or, after receiving the refrigerating operaton signal being sent by described off-premises station control panel unit, the described refrigerant line being connected with described indoor set is communicated with, make cold-producing medium flow into described indoor set; Described cold-producing medium control module, for controlling the form of cold-producing medium, and the flow of controlling cold-producing medium after receiving the cold-producing medium control signal being sent by described off-premises station control panel unit; Described valve control unit, by the valve in off-premises station described in described off-premises station control panel unit controls; Described Overvoltage protecting unit, for monitoring the refrigerant pressure of described refrigerant line, when pressure surpasses threshold value, stops compressor operating; Described filtration protected location, for the impurity of filtering cold-producing medium, and returns to the isolated lubricating oil of cold-producing medium to compressor.
Preferably, described refrigerant flow direction control module comprises: the first magnetic valve, the second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve; Wherein, described the first magnetic valve is arranged on the cold-producing medium of described floor heating pipe group and flows into and hold on the described refrigerant line being connected, and flows into the refrigerant line connection that end is connected, or close for controlling with the cold-producing medium of described floor heating pipe group; Described the second magnetic valve is arranged on the described refrigerant line being connected with the cold-producing medium outflow end of described indoor set, is communicated with, or closes for controlling the refrigerant line being connected with the cold-producing medium outflow end of described indoor set; Described the 3rd magnetic valve is arranged on the described refrigerant line being connected with the cold-producing medium outflow end of described floor heating pipe group, is communicated with, or closes for controlling the refrigerant line being connected with the cold-producing medium outflow end of described floor heating pipe group; Described the 4th magnetic valve is arranged on the cold-producing medium of described indoor set and flows into and hold on the described refrigerant line being connected, and for controlling with the cold-producing medium of described indoor set, flows into the refrigerant line connection that end is connected, or, close.
Preferably, during the operation of ground heating type multi-online air-conditioning system refrigeration mode, described controller sends refrigerating operaton signal by off-premises station control module described in described shielded signal alignment, described off-premises station control module is controlled described the second magnetic valve in described refrigerant flow direction control module, described the 4th magnetic valve is opened, described the first magnetic valve, described the 3rd closed electromagnetic valve.
Preferably, during the operation of ground heating type multi-online air-conditioning system heating mode, described controller sends heating operation signal by off-premises station control module described in described shielded signal alignment, described off-premises station control module is controlled described the second magnetic valve in described refrigerant flow direction control module, described the 4th closed electromagnetic valve, and described the first magnetic valve, described the 3rd magnetic valve are opened.
Preferably, described cold-producing medium control module comprises: compressor, the first heat exchanger, the first coolant distributor, the first recooler, outdoor fan blower fan; Wherein, the input of described compressor is connected with described filtration protected location, and output is connected with described Overvoltage protecting unit; The input of described the first heat exchanger is connected with described valve control unit, and output is connected with described the first coolant distributor; The output of described the first recooler is connected with described valve control unit; Described outdoor fan motor be arranged on described the second heat exchanger near.
Preferably, described cold-producing medium control module also comprises: the first electric expansion valve; The input of described the first electric expansion valve is connected with the output of described the first coolant distributor, and output is connected with the input of described the first recooler, and described the first electric expansion valve and described off-premises station control panel are electrically connected.
Preferably, described indoor set comprises: the second heat exchanger, the second filter, the second coolant distributor, the second electric expansion valve, indoor fan motor, the first stop valve, the second stop valve, indoor set control panel; Wherein, the input of described the second heat exchanger is connected with described the second coolant distributor output, and output is connected with the input of described the first stop valve; The input of described the second filter is connected with the output of described the second stop valve, and output is connected with the input of described the second electric expansion valve; The input of described the second coolant distributor is connected with the output of described the second electric expansion valve, and output is connected with the input of described the second heat exchanger; The input of described the second electric expansion valve is connected with the output of described the second filter, and output is connected with the input of described the second coolant distributor, and described the second electric expansion valve and described indoor set control panel are electrically connected; Described indoor fan motor be arranged on described the second heat exchanger near; The input of described the first stop valve is connected with the output of described the second heat exchanger, and output is connected with the input of described branch pipe; The input of described the second stop valve is connected with described refrigerant line input, and output is connected with the input of described branch pipe.
Preferably, described composite floor heating tube is copper pipe, surperficial nested heat-proof polythene, polyvinyl chloride or crosslinked polyethylene.
Preferably, during the operation of ground heating type multi-online air-conditioning system heating mode, described controller sends to described floor heating pipe group control panel by indoor temperature and user's design temperature data by described shielded signal line, and described floor heating pipe group control panel regulates and heats temperature according to the aperture of the 3rd electric expansion valve described in the Data Control receiving.
As shown from the above technical solution, the ground heating type multi-online air-conditioning system that the utility model embodiment provides, by off-premises station, indoor set, floor heating pipe group, controller four parts, formed, by closing towards magnetic valve in the refrigerant line of floor heating pipe group, open and lead to magnetic valve in the refrigerant line of indoor set, make cold-producing medium only between off-premises station and indoor set, circulate and realize refrigerating function; By unlatching, lead to magnetic valve in the refrigerant line of floor heating pipe group, close magnetic valve in the refrigerant line of indoor set, make cold-producing medium only between off-premises station and floor heating pipe group circulation realize heat-production functions; In off-premises station, indoor set, floor heating pipe group, be respectively equipped with electric expansion valve, when heating mode moves, the aperture of the electric expansion valve in the floor heating pipe group control panel control floor heating pipe of floor heating pipe group, adjust the flow of cold-producing medium and can accurately control temperature indoor under heating mode, owing to there not being heating hot water in floor heating pipe group, when air-conditioning system wouldn't be used, do not need to prevent that floor heating pipe group from moving because of low temperature bursting by freezing, in the time of energy-conservation, reliability is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described.Apparently, the accompanying drawing in below describing is only embodiment more of the present utility model, for those of ordinary skills, can also obtain according to these accompanying drawing illustrated embodiments other embodiment and accompanying drawing thereof.
Fig. 1 is the structural representation of air-cooled heat pump ground heating air-conditioning system in prior art;
Fig. 2 is the structural representation of the utility model embodiment ground heating type multi-online air-conditioning system;
Fig. 3 is the structural representation of the utility model embodiment ground heating type multi-online air-conditioning system off-premises station;
Fig. 4 is the structural representation of the utility model embodiment ground heating type multi-online air-conditioning system indoor set;
Fig. 5 is the structural representation of the utility model embodiment ground heating type multi-online air-conditioning system floor heating pipe group.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, referring to accompanying drawing and enumerate preferred embodiment, the utility model is further described.Yet, it should be noted that, many details of listing in description are only used to make reader to have a thorough understanding to one or more aspects of the present utility model, even if do not have these specific details also can realize these aspects of the present utility model.
The utility model embodiment provides a kind of ground heating type multi-online air-conditioning system, by off-premises station, indoor set, floor heating pipe group, controller four parts, formed, by closing towards magnetic valve in the refrigerant line of floor heating pipe group, open and lead to magnetic valve in the refrigerant line of indoor set, make cold-producing medium only between off-premises station and indoor set, circulate and realize refrigerating function; By unlatching, lead to magnetic valve in the refrigerant line of floor heating pipe group, close magnetic valve in the refrigerant line of indoor set, make cold-producing medium only between off-premises station and floor heating pipe group circulation realize heat-production functions; In off-premises station, indoor set, floor heating pipe group, be respectively equipped with electric expansion valve, when heating mode moves, the aperture of the electric expansion valve in the floor heating pipe group control panel control floor heating pipe of floor heating pipe group, adjust the flow of cold-producing medium and can accurately control temperature indoor under heating mode, owing to there not being heating hot water in floor heating pipe group, when air-conditioning system wouldn't be used, do not need to prevent that floor heating pipe group from moving because of low temperature bursting by freezing, in the time of energy-conservation, reliability is high.
Fig. 2 is the structural representation of the utility model embodiment ground heating type multi-online air-conditioning system.Referring to Fig. 2, comprising: off-premises station 100, indoor set 200, floor heating pipe group 300, controller 400, refrigerant line 500, branch pipe 600, shielded signal line 700; Wherein,
The output of off-premises station 100 is connected with refrigerant line 500;
Floor heating pipe group 300 is connected with the input of refrigerant line 500;
The refrigerant line 500 being connected with the output of off-premises station 100, the input of indoor set 200 is provided with the second magnetic valve, the 4th magnetic valve; Be provided with the first magnetic valve, the 3rd magnetic valve with the output of off-premises station 100, the refrigerant line 500 that floor heating pipe group 300 is connected;
Off-premises station 100, indoor set 200, floor heating pipe group 300 are respectively equipped with electric expansion valve.
In the utility model embodiment, ground heating type multi-gang air-conditioner is when refrigeration mode moves, controller 400 is the control panel transmission refrigerating operaton signal to off-premises station 100 by shielded signal line 700, off-premises station control panel by off-premises station 100 is controlled the second magnetic valve in off-premises station 100, the 4th magnetic valve is opened, the first magnetic valve, the 3rd closed electromagnetic valve, simultaneously, controller 400 also sends to user's design temperature data of the indoor temperature of collection and reception to off-premises station control panel by shielded signal line 700, off-premises station control panel is according to the data that receive, adjust the frequency of compressor operation and the rotating speed of outdoor fan motor of off-premises station 100, the cold-producing medium of being discharged by off-premises station 100 enters by indoor set 200 by refrigerant line 500 and branch pipe 600, by indoor set 200 to room transporting cold wind, controller 400 sends to the indoor set control panel to indoor set 200 by shielded signal line 700 by user's design temperature data of the indoor temperature of collection and reception, indoor set control panel is according to the aperture of the electric expansion valve of the indoor machine 200 of Data Control receiving, regulate the flow of cold-producing medium accurately to control the temperature in room.
Ground heating type multi-gang air-conditioner is when heating mode moves, controller 400 is the off-premises station control panel transmission heating operation signal to off-premises station 100 by shielded signal line 700, by off-premises station control panel, control the second magnetic valve, the 4th closed electromagnetic valve, the first magnetic valve, the 3rd magnetic valve is opened, simultaneously, controller 400 also sends to off-premises station control panel by shielded signal line 700 by user's design temperature data of the indoor temperature of collection and reception, off-premises station control panel is according to the data that receive, adjust the frequency of compressor operation and the rotating speed of outdoor fan motor of off-premises station 100, the cold-producing medium of being discharged by off-premises station 100 enters floor heating pipe group 300 by refrigerant line 500 and branch pipe 600, by floor heating pipe group 300, to room radiations heat energy, heated, controller 400 sends to user's design temperature data of the indoor temperature of collection and reception to the control panel of the floor heating pipe group of floor heating pipe group 300 by shielded signal line 700, floor heating pipe group control panel, according to the aperture of the electric expansion valve of the Data Control floor heating pipe group 300 receiving, regulates the flow of cold-producing medium accurately to control the temperature in room.
Fig. 3 is the structural representation of the utility model embodiment ground heating type multi-online air-conditioning system off-premises station.Referring to Fig. 3, comprising: off-premises station control panel unit, refrigerant flow direction control module, cold-producing medium control module, valve control unit, Overvoltage protecting unit, filtration protected location; Wherein,
Off-premises station control panel unit, for after receiving heating of being sent by controller 400 or refrigerating operaton signal, refrigerant flow direction control signal is sent to refrigerant flow direction control module, and according to the indoor temperature being sent by controller 400 receiving and user's design temperature, to cold-producing medium control module, send cold-producing medium control signal;
Off-premises station control panel unit comprises: off-premises station control panel 125;
Refrigerant flow direction control module, for after receiving the refrigerant flow direction control signal being sent by off-premises station control panel 125, the refrigerant line being connected with floor heating pipe group 300 500 is communicated with, make cold-producing medium inflow place heating coil group 300, or, the refrigerant line being connected with indoor set 200 500 is communicated with, makes cold-producing medium flow into indoor set 200;
Refrigerant flow direction control module specifically comprises: the first magnetic valve 113, the second magnetic valve 122, the 3rd magnetic valve 123, the 4th magnetic valve 124;
The first magnetic valve 113 is arranged on the cold-producing medium of floor heating pipe group 300 and flows into and hold on the refrigerant line 500 being connected, and flows into the refrigerant line connection 500 that end is connected, or close for controlling with the cold-producing medium of floor heating pipe group 300;
The second magnetic valve 122 is arranged on the refrigerant line 500 being connected with the cold-producing medium outflow end of indoor set 200, is communicated with 500, or closes for controlling the refrigerant line being connected with the cold-producing medium outflow end of indoor set 200;
The 3rd magnetic valve 123 is arranged on the refrigerant line 500 being connected with the cold-producing medium outflow end of floor heating pipe group 300, is communicated with, or closes for controlling the refrigerant line 500 being connected with the cold-producing medium outflow end of floor heating pipe group 300;
The 4th magnetic valve 124 is arranged on the cold-producing medium of indoor set 200 and flows into and hold on the refrigerant line 500 being connected, and flows into the refrigerant line connection 500 that end is connected, or close for controlling with the cold-producing medium of indoor set 200.
Cold-producing medium control module, for controlling the form of cold-producing medium, and the flow of controlling cold-producing medium after receiving the cold-producing medium control signal being sent by off-premises station control panel 125.
Cold-producing medium control module specifically comprises: compressor 101, the first heat exchanger 102, the first coolant distributor 108, the first electric expansion valve 111, the first recooler 119, outdoor fan blower fan 114;
The input of compressor 101 is connected with the output of gas-liquid separator 104, and output is connected with high voltage protective switch 117;
The input of the first heat exchanger 102 is connected with the second end 109B of four-way change-over valve 109, and output is connected with the first coolant distributor 108;
The input of the first coolant distributor 108 is connected with the output of the first heat exchanger 102, the input of output and the first electric expansion valve 111;
The input of the first electric expansion valve 111 is connected with the output of the first coolant distributor 108, and output is connected with the input of the first recooler 119, and the first electric expansion valve 111 is electrically connected with off-premises station control panel 125;
The output of the first recooler 119 is connected with the second end 121B of the second triple valve 121, and input is connected with the first electric expansion valve 111;
The first end 121A of the second triple valve 121 is connected with the 3rd magnetic valve 123 outputs, the second end 121B of the second triple valve 121 is connected with the output of the first recooler 119, and the 3rd end 121C of the second triple valve 121 is connected with indoor set liquid pipe stop valve 106 outputs;
The input of the 3rd magnetic valve 123 is connected with floor heating pipe group liquid pipe stop valve 115, and output is connected with the first end 121A of the second triple valve 121;
Valve control unit, for control the valve of off-premises station by off-premises station control panel 125, specifically comprises: indoor set liquid pipe stop valve 106, indoor set tracheae stop valve 107, four-way change-over valve 109, check valve 112, floor heating pipe group liquid pipe stop valve 115, floor heating pipe group tracheae stop valve 116, the first triple valve 120, the second triple valve 121.
Overvoltage protecting unit, for the refrigerant pressure of monitoring refrigerant pipeline, when pressure surpasses threshold value, stops compressor 101 operations, specifically comprises: high voltage protective switch 117, refrigerant pressure sensor 118.
Filter protected location, for the impurity of filtering cold-producing medium, and the isolated lubricating oil of cold-producing medium is returned to compressor, specifically comprise: oil eliminator 103, gas-liquid separator 104, the first filter 105, capillary 110.
The air entry of compressor 101 is connected with the blast pipe of gas-liquid separator 104, and the exhaust outlet of compressor 101 is connected with the air inlet pipe of oil eliminator 103, and the pipeline that compressor 101 is connected with oil eliminator 103 is provided with high voltage protective switch 117; The blast pipe of oil eliminator 103 is connected with check valve 112, the oil return pipe of oil eliminator 103 is connected with the input of the first filter 105, the output of the first filter 105 is connected with the input of capillary 110, and the output of capillary 110 is connected with the air inlet pipe of gas-liquid separator 104; Check valve 112 other ends are connected with four-way change-over valve 109 first end 109A, and the pipeline that check valve 112 is connected with four-way change-over valve 109 first ends is provided with the first refrigerant pressure sensor 118; Four-way change-over valve 109 second end 109B are connected with the first heat exchanger 102, and four-way change-over valve 109 the 3rd end 109C is connected with gas-liquid separator 104, and four-way change-over valve 109 the 4th end 109D is connected with the first end 120A of the first triple valve 120; The second end 120B of the first triple valve 120 is connected with the second magnetic valve 122, and the 3rd end 120C of the first triple valve 120 is connected with the first magnetic valve 113; The other end of the first magnetic valve 113 is connected with floor heating pipe group tracheae stop valve 116; The other end of the second magnetic valve 122 is connected with indoor set tracheae stop valve 107; The output of heat exchanger 102 is connected with the input of the first coolant distributor 108, the output of the first coolant distributor 108 is connected with the first electric expansion valve 111, the other end of the first electric expansion valve 111 is connected with the input of the first recooler 119, and the output of the second recooler 119 is connected with the second triple valve 121 second end 121B; The first end 121A of the second triple valve 121 is connected with the 3rd magnetic valve 123, and the 3rd end 121C of the second triple valve 121 is connected with the 4th magnetic valve 124; The other end of the 3rd magnetic valve 123 is connected with floor heating pipe group liquid pipe stop valve 115; The other end of the 4th magnetic valve 124 and indoor set liquid pipe stop valve 106, outdoor fan blower fan 114 is located near the first heat exchanger 102, consists of, for outdoor air being sucked to heat exchanger 102 direct current generator or alternating current generator, aerofoil fan.
In the utility model embodiment, compressor 101 can be that common compressor, fixed tonifying Qi frequently increase enthalpy compressor, frequency conversion tonifying Qi frequently increases enthalpy compressor, common frequency-changeable compressor, can be also the combination of multiple compressors.
In practical application, when high voltage protective switch 117 monitors refrigerant pressure in refrigerant line and surpasses threshold value, high voltage protective switch 117 disconnects, and compressor 101 is out of service, prevents that refrigerant line from stopping up, compressor 101 component abrasion.
Fig. 4 is the structural representation of the utility model embodiment ground heating type multi-online air-conditioning system indoor set.Referring to Fig. 4, comprising: the second heat exchanger 201, the second filter 202, the second coolant distributor 203, the second electric expansion valve 204, indoor fan motor 205, the first stop valve 206, the second stop valve 207, indoor set control panel 208; Wherein,
The input of the second heat exchanger 201 is connected with the second coolant distributor 203 outputs, and output is connected with the input of the first stop valve 206; The input of the second filter 202 is connected with the output of the second stop valve 207, and output is connected with the input of the second electric expansion valve 204; The input of the second coolant distributor 203 is connected with the output of the second electric expansion valve 204, and output is connected with the input of the second heat exchanger 201; The input of the second electric expansion valve 204 is connected with the output of the second filter 202, and output is connected with the input of the second coolant distributor 203, and the second electric expansion valve 204 is connected with indoor set control panel 208 by shielded signal line 700;
Fig. 5 is the structural representation of the utility model embodiment ground heating type multi-online air-conditioning system floor heating pipe group.Referring to Fig. 5, comprising:
Composite floor heating tube 301, the 3rd filter 302, the 3rd electric expansion valve 303, the 3rd stop valve 304, the 4th stop valve 305, floor heating pipe control panel 306; Wherein,
Composite floor heating tube 301 is connected with off-premises station 100 with branch pipe 600 by refrigerant line 500;
The 3rd stop valve 304, the 3rd filter 302, the 3rd electric expansion valve 303 are successively set on the cold-producing medium of composite floor heating tube 301 and flow into and hold on the refrigerant line 500 being connected along cold-producing medium inflow direction;
The 3rd electric expansion valve 303 is electrically connected with floor heating pipe control panel 306;
The 4th stop valve 305 is arranged on the refrigerant line 500 being connected with the cold-producing medium outflow end of composite floor heating tube 301.
In the utility model embodiment, composite floor heating tube 301 is copper pipe, surface nested heat-proof polythene (Polyethylene of raised temperature resistance, PE-RT) material, there is preferably pliability, high thermal conductivity, heat-resisting quantity, resistance to pressure, also can nested polyvinyl chloride (polyvinylchloride, PVC), crosslinked polyethylene (crosslinked polyethylene, PE-X) etc. other be applied to the material of floor heating pipe.
The operation principle of the utility model embodiment ground heating type multi-online air-conditioning system refrigeration mode operation: controller 400 sends refrigerating operaton signal by shielded signal line 700 to off-premises station control panel 125, the second magnetic valve 122 of the off-premises station in off-premises station control panel 125 control off-premises stations 100, the 4th magnetic valve 124 is opened, the first magnetic valve 113 of off-premises station, the 3rd magnetic valve 123 cuts out, simultaneously, controller 400 also sends to user's design temperature data of the indoor temperature of collection and reception to off-premises station control panel 125 and floor heating pipe group control panel 306 by shielded signal line 700, off-premises station control panel 125 is according to the data that receive, the frequency of compressor 101 runnings of adjustment off-premises station 100 and the rotating speed of outdoor fan motor 114, the aperture of the first electric expansion valve 111, floor heating pipe group control panel 306 is according to the aperture of Data Control the 3rd electric expansion valve 303 receiving.
The refrigerant gas of the HTHP of being discharged by compressor of outdoor unit 101 exhaust outlets enters oil eliminator 103, under the effect of oil eliminator 103, isolate impurity and lubricating oil wherein, refrigerant gas after purification is discharged from the blast pipe of oil eliminator 103, first end 109A via four-way change-over valve 109, the second end 109B enters the heat exchanger 102 of off-premises station, because outdoor fan blower fan 114 sucks outdoor air in heat exchanger 102, the condensation heat release under the effect of the heat exchanger 102 of off-premises station of the refrigerant gas of HTHP, become the liquid of middle temperature high pressure, the refrigerant liquid of middle temperature high pressure flows into the coolant distributor 108 of off-premises station, by coolant distributor 108, adjusted the internal circulating load of cold-producing medium, the first electric expansion valve 111 via off-premises station enters recooler 119 subsequently, under recooler 119 effects, the refrigerant liquid of middle temperature high pressure becomes the refrigerant liquid of cryogenic high pressure by expansion step-down, refrigerant liquid is successively via the second end 121B of the second triple valve 121 subsequently, the 3rd end 121C, the 4th magnetic valve 124, indoor set liquid pipe stop valve 106, the second stop valve 207, the second filter 202, after the second electric expansion valve 204 throttlings, become low-temperature low-pressure refrigerant gas-liquid two-phase body, enter coolant distributor 203, by coolant distributor 203, adjusted the internal circulating load of cold-producing medium, the refrigerant air-liquid two-phase mixture of low-temp low-pressure enters heat exchanger indoor unit 201 subsequently, under the effect of heat exchanger indoor unit 201, the refrigerant air-liquid two-phase mixture evaporation endothermic of low-temp low-pressure becomes the refrigerant gas of low-temp low-pressure, in this process, indoor fan motor 205 sucks into the cooling that is cooled of the room air of heat exchanger 201, finally by indoor fan motor 205, passed through in air outlet return chamber again, the refrigerant gas of low-temp low-pressure is successively via the first stop valve 206, indoor set tracheae stop valve 107, the second magnetic valve 122, the second end 120B of the first triple valve 120, first end 120A, four-way change-over valve 109 the 4th end 109D, the 3rd end 109C, refrigerant pressure sensor 118, enter the air inlet pipe of gas-liquid separator 104, simultaneously, the lubricating oil of being discharged by oil eliminator 103 oil return pipes and impurity mixing material pass through filter 105 by impurity filtering wherein, by capillary 110, entered subsequently the air inlet pipe of gas-liquid separator 104, lubricating oil enters compressor 101 with low-temperature low-pressure refrigerant gas via compressor suction duct, complete thus cold-producing medium in the once circulation of off-premises station and indoor set.
The operation principle of the utility model embodiment ground heating type multi-online air-conditioning system heating mode operation: controller 400 sends heating operation signal by shielded signal line 700 to off-premises station control panel 125, the first magnetic valve 113 of being controlled in off-premises station 100 by off-premises station control panel 125, the 3rd magnetic valve 123 is opened, the second magnetic valve 122 of off-premises station, the 4th magnetic valve 124 cuts out, simultaneously, controller 400 also sends to user's design temperature data of the indoor temperature of collection and reception to off-premises station control panel 125 and floor heating pipe group control panel 306 by shielded signal line 700, off-premises station control panel 125 is according to the data that receive, the frequency of compressor 101 runnings of adjustment off-premises station 100 and the rotating speed of outdoor fan motor 114, the aperture of the first electric expansion valve 111, floor heating pipe group control panel 306 is according to the aperture of Data Control the 3rd electric expansion valve 303 receiving.
The refrigerant gas of the HTHP of being discharged by compressor of outdoor unit 101 exhaust outlets enters oil eliminator 103, under the effect of oil eliminator 103, isolate impurity and lubricating oil wherein, refrigerant gas after purification is discharged from the blast pipe of oil eliminator 103, successively via the first end 109A of four-way change-over valve 109, the 4th end 109D, the first end 120A of the first triple valve 120, the 3rd end 120C, the first magnetic valve 113, floor heating pipe group tracheae stop valve 116, the 3rd stop valve 304, enter filter 302, impurity in the refrigerant gas of filter 302 filtering HTHPs, the refrigerant gas of HTHP enters in composite floor heating tube 301 via the 3rd electric expansion valve 303 subsequently, because composite floor heating tube 301 has high thermal conductivity, by heat radiation in room, like this, refrigerant gas by HTHP is to room radiations heat energy, and control by adjusting the aperture of the 3rd electric expansion valve 303 refrigerant flow that enters composite floor heating tube 301, can accurately control indoor temperature, simultaneously, owing to there not being heating water in composite floor heating tube 301, when air-conditioning system wouldn't be used, even if system does not continue energising, also can guarantee that composite floor heating tube 301 is not by bursting by freezing.The refrigerant liquid that becomes middle temperature high pressure through the refrigerant gas of overshoot heat release HTHP is discharged by composite floor heating tube 301 outlets, subsequently successively via the 4th stop valve 305, floor heating pipe group liquid pipe stop valve 115, the 3rd magnetic valve 123, enter recooler 119, under recooler 119 effects, the refrigerant liquid of middle temperature high pressure becomes the refrigerant liquid of cryogenic high pressure, refrigerant liquid becomes low-temperature low-pressure refrigerant liquid after by the first electric expansion valve 111 throttlings, enter coolant distributor 108, by coolant distributor 108, adjusted the internal circulating load of cold-producing medium, enter subsequently the heat exchanger 102 of off-premises station, under the effect of the heat exchanger 102 of off-premises station, absorb heat, become the refrigerant gas of low-temp low-pressure, the refrigerant gas of low-temp low-pressure is via the second end 109B of four-way change-over valve 109, the 3rd end 109C, enter the air inlet pipe of gas-liquid separator 104, simultaneously, the lubricating oil of being discharged by oil eliminator 103 oil return pipes and impurity mixing material pass through filter 105 by impurity filtering wherein, by capillary 110, entered subsequently the air inlet pipe of gas-liquid separator 104, the lubricating oil that can not gasify enters compressor 101 with low-temperature low-pressure refrigerant gas via compressor suction duct, complete thus cold-producing medium in the once circulation of off-premises station and floor heating pipe group.
The foregoing is only preferred embodiment of the present utility model, not for limiting protection domain of the present utility model.All within spirit of the present utility model and principle, any modification of doing, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.The foregoing is only preferred embodiment of the present utility model, not for limiting protection domain of the present utility model.All within spirit of the present utility model and principle, any modification of doing, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a ground heating type multi-online air-conditioning system, comprise: off-premises station, the indoor set being connected with off-premises station by refrigerant line, the controller being connected with off-premises station and indoor set respectively by shielded signal line, it is characterized in that, ground heating type multi-online air-conditioning system further comprises:
Floor heating pipe group, described floor heating pipe group comprises: composite floor heating tube, the 3rd stop valve, the 3rd filter, the 3rd electric expansion valve, the 4th stop valve, floor heating pipe group control panel;
Described composite floor heating tube is connected with described off-premises station with described branch pipe by described refrigerant line;
Described the 3rd stop valve, described the 3rd filter, described the 3rd electric expansion valve are successively set on the cold-producing medium of described composite floor heating tube and flow into and hold on the described refrigerant line being connected along cold-producing medium inflow direction;
Described the 3rd electric expansion valve and described floor heating pipe group control panel are electrically connected;
Described floor heating pipe group control panel is connected with described controller by described shielded signal line;
Described the 4th stop valve is arranged on the described refrigerant line being connected with the cold-producing medium outflow end of described composite floor heating tube.
2. ground heating type multi-online air-conditioning system according to claim 1, it is characterized in that, described off-premises station comprises: off-premises station control panel unit, refrigerant flow direction control module, cold-producing medium control module, valve control unit, Overvoltage protecting unit, filtration protected location; Wherein,
Described off-premises station control panel unit, for after receiving heating of being sent by described controller or refrigerating operaton signal, refrigerant flow direction control signal is sent to described refrigerant flow direction control module, and according to the described indoor temperature being sent by controller and the user's design temperature that receive, to described cold-producing medium control module, send cold-producing medium control signal;
Described refrigerant flow direction control module, for after receiving the heating operation signal being sent by described off-premises station control panel unit, the described refrigerant line being connected with described floor heating pipe group is communicated with, make cold-producing medium flow into described floor heating pipe group, or, after receiving the refrigerating operaton signal being sent by described off-premises station control panel unit, the described refrigerant line being connected with described indoor set is communicated with, make cold-producing medium flow into described indoor set;
Described cold-producing medium control module, for controlling the form of cold-producing medium, and the flow of controlling cold-producing medium after receiving the cold-producing medium control signal being sent by described off-premises station control panel unit;
Described valve control unit, by the valve in off-premises station described in described off-premises station control panel unit controls;
Described Overvoltage protecting unit, for monitoring the refrigerant pressure of described refrigerant line, when pressure surpasses threshold value, stops compressor operating;
Described filtration protected location, for the impurity of filtering cold-producing medium, and returns to the isolated lubricating oil of cold-producing medium to compressor.
3. ground heating type multi-online air-conditioning system according to claim 2, is characterized in that, described refrigerant flow direction control module comprises: the first magnetic valve, the second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve; Wherein,
Described the first magnetic valve is arranged on the cold-producing medium of described floor heating pipe group and flows into and hold on the described refrigerant line being connected, and flows into the refrigerant line connection that end is connected, or close for controlling with the cold-producing medium of described floor heating pipe group;
Described the second magnetic valve is arranged on the described refrigerant line being connected with the cold-producing medium outflow end of described indoor set, is communicated with, or closes for controlling the refrigerant line being connected with the cold-producing medium outflow end of described indoor set;
Described the 3rd magnetic valve is arranged on the described refrigerant line being connected with the cold-producing medium outflow end of described floor heating pipe group, is communicated with, or closes for controlling the refrigerant line being connected with the cold-producing medium outflow end of described floor heating pipe group;
Described the 4th magnetic valve is arranged on the cold-producing medium of described indoor set and flows into and hold on the described refrigerant line being connected, and flows into the refrigerant line connection that end is connected, or close for controlling with the cold-producing medium of described indoor set.
4. ground heating type multi-online air-conditioning system according to claim 3, is characterized in that,
During the operation of ground heating type multi-online air-conditioning system refrigeration mode, described controller sends refrigerating operaton signal by off-premises station control module described in described shielded signal alignment, described off-premises station control module is controlled described the second magnetic valve in described refrigerant flow direction control module, described the 4th magnetic valve is opened, described the first magnetic valve, described the 3rd closed electromagnetic valve.
5. ground heating type multi-online air-conditioning system according to claim 3, is characterized in that,
During the operation of ground heating type multi-online air-conditioning system heating mode, described controller sends heating operation signal by off-premises station control module described in described shielded signal alignment, described off-premises station control module is controlled described the second magnetic valve in described refrigerant flow direction control module, described the 4th closed electromagnetic valve, and described the first magnetic valve, described the 3rd magnetic valve are opened.
6. ground heating type multi-online air-conditioning system according to claim 2, is characterized in that, described cold-producing medium control module comprises: compressor, the first heat exchanger, the first coolant distributor, the first recooler, outdoor fan blower fan; Wherein,
The input of described compressor is connected with described filtration protected location, and output is connected with described Overvoltage protecting unit;
The input of described the first heat exchanger is connected with described valve control unit, and output is connected with described the first coolant distributor;
The output of described the first recooler is connected with described valve control unit;
Described outdoor fan motor be arranged on described the second heat exchanger near.
7. ground heating type multi-online air-conditioning system according to claim 6, is characterized in that, described cold-producing medium control module also comprises: the first electric expansion valve;
The input of described the first electric expansion valve is connected with the output of described the first coolant distributor, and output is connected with the input of described the first recooler, and described the first electric expansion valve and described off-premises station control panel are electrically connected.
8. ground heating type multi-online air-conditioning system according to claim 1, it is characterized in that, described indoor set comprises: the second heat exchanger, the second filter, the second coolant distributor, the second electric expansion valve, indoor fan motor, the first stop valve, the second stop valve, indoor set control panel; Wherein,
The input of described the second heat exchanger is connected with described the second coolant distributor output, and output is connected with the input of described the first stop valve;
The input of described the second filter is connected with the output of described the second stop valve, and output is connected with the input of described the second electric expansion valve;
The input of described the second coolant distributor is connected with the output of described the second electric expansion valve, and output is connected with the input of described the second heat exchanger;
The input of described the second electric expansion valve is connected with the output of described the second filter, and output is connected with the input of described the second coolant distributor, and described the second electric expansion valve and described indoor set control panel are electrically connected;
Described indoor fan motor be arranged on described the second heat exchanger near;
The input of described the first stop valve is connected with the output of described the second heat exchanger, and output is connected with the input of described branch pipe;
The input of described the second stop valve is connected with described refrigerant line input, and output is connected with the input of described branch pipe.
9. ground heating type multi-online air-conditioning system according to claim 1, is characterized in that, described composite floor heating tube is copper pipe, surperficial nested heat-proof polythene, polyvinyl chloride or crosslinked polyethylene.
10. ground heating type multi-online air-conditioning system according to claim 2, it is characterized in that, during the operation of ground heating type multi-online air-conditioning system heating mode, described controller sends to described floor heating pipe group control panel by indoor temperature and user's design temperature data by described shielded signal line, and described floor heating pipe group control panel regulates and heats temperature according to the aperture of the 3rd electric expansion valve described in the Data Control receiving.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320537774.9U CN203489365U (en) | 2013-08-30 | 2013-08-30 | Floor heating type multiple-online air-conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320537774.9U CN203489365U (en) | 2013-08-30 | 2013-08-30 | Floor heating type multiple-online air-conditioning system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471183A (en) * | 2013-08-30 | 2013-12-25 | 青岛海信日立空调系统有限公司 | Floor heating multi-connected air conditioner system |
| CN109579186A (en) * | 2018-12-10 | 2019-04-05 | 广东志高暖通设备股份有限公司 | A kind of multi-line system with hydraulic module |
| CN109724219A (en) * | 2019-01-04 | 2019-05-07 | 青岛海信日立空调系统有限公司 | A kind of multi-gang air-conditioner ground heating system and control method |
| US10429083B2 (en) | 2013-08-30 | 2019-10-01 | Qingdao Hisense Hitachi Air-conditioning Systems Co., Ltd. | Multi-type air conditioner system |
| CN112781097A (en) * | 2020-12-31 | 2021-05-11 | 浙江中广电器股份有限公司 | Storage control method for refrigerant during refrigeration of waterless floor heating multi-split air conditioner |
-
2013
- 2013-08-30 CN CN201320537774.9U patent/CN203489365U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471183A (en) * | 2013-08-30 | 2013-12-25 | 青岛海信日立空调系统有限公司 | Floor heating multi-connected air conditioner system |
| CN103471183B (en) * | 2013-08-30 | 2016-01-06 | 青岛海信日立空调系统有限公司 | Ground heating type multi-online air-conditioning system |
| US10429083B2 (en) | 2013-08-30 | 2019-10-01 | Qingdao Hisense Hitachi Air-conditioning Systems Co., Ltd. | Multi-type air conditioner system |
| CN109579186A (en) * | 2018-12-10 | 2019-04-05 | 广东志高暖通设备股份有限公司 | A kind of multi-line system with hydraulic module |
| CN109724219A (en) * | 2019-01-04 | 2019-05-07 | 青岛海信日立空调系统有限公司 | A kind of multi-gang air-conditioner ground heating system and control method |
| CN109724219B (en) * | 2019-01-04 | 2021-06-08 | 青岛海信日立空调系统有限公司 | Multi-split air-conditioning floor heating system and control method |
| CN112781097A (en) * | 2020-12-31 | 2021-05-11 | 浙江中广电器股份有限公司 | Storage control method for refrigerant during refrigeration of waterless floor heating multi-split air conditioner |
| CN112781097B (en) * | 2020-12-31 | 2022-03-25 | 浙江中广电器股份有限公司 | Storage control method for refrigerant during refrigeration of waterless floor heating multi-split air conditioner |
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