CN103148564A - Method and device for realizing communication of controller of multi-split air conditioner unit for cooling and warming simultaneously - Google Patents
Method and device for realizing communication of controller of multi-split air conditioner unit for cooling and warming simultaneously Download PDFInfo
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- CN103148564A CN103148564A CN2013100996554A CN201310099655A CN103148564A CN 103148564 A CN103148564 A CN 103148564A CN 2013100996554 A CN2013100996554 A CN 2013100996554A CN 201310099655 A CN201310099655 A CN 201310099655A CN 103148564 A CN103148564 A CN 103148564A
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Abstract
The invention discloses a method and a device for realizing communication of a controller of a multi-split air conditioner unit for cooling and warming simultaneously. The controller comprises valve boxes, wherein electromagnetic valves are arranged in the valve boxes. The communication method comprises the following steps of: connecting the valve boxes in series to a communication wire between an outdoor unit and an indoor unit of an air conditioning unit; virtualizing into the indoor unit and the outdoor unit through the valve boxes respectively to realize communication between the indoor unit and the outdoor unit so as to obtain information of the indoor unit and the outdoor unit; and controlling the switching states of the electromagnetic valves inside the valve boxes by using the valve boxes according to the obtained information of the indoor unit and the outdoor unit. According to the method, the indoor unit and the outdoor unit of the air conditioning unit are virtualized respectively through the valve boxes, communication addresses are actual addresses of the indoor unit and the outdoor unit,, and unit number setting of the valve boxes is not required, so that convenience is brought to installing and after-sales maintaining; the valve boxes are used for acquiring information of the indoor unit and the outdoor unit automatically, and the electromagnetic valves are controlled as required, so that simultaneous cooling and warming functions of the air conditioning unit are realized without performing any protocol change of the indoor unit and the outdoor unit of the air conditioner, and the generality of the indoor unit and the outdoor unit is enhanced.
Description
Technical field
The present invention relates to changes in temperature multi-online air-conditioning system technical field simultaneously, relate in particular to a kind of communication means and device of changes in temperature multi-gang air-conditioner generator set controller simultaneously realized.
Background technology
Multi-connected machine is commonly called as " one drag many ", refer to an off-premises station and connect two or more indoor sets by pipe arrangement, off-premises station generally is comprised of outdoor heat exchanger, compressor and other refrigeration annex, and outdoor heat exchanger generally adopts the heat exchange form of air-cooled or water-cooled; Indoor set is comprised of blower fan and heat exchanger etc., generally adopts the form of direct evaporation and heat-exchange.Compare with many domestic air conditionings, the off-premises station of multi-online air-conditioning system shares, can effectively reduce equipment cost, and can realize the centralized management of each indoor set, can start separately an indoor set operation, also can start simultaneously many indoor set operations, obtain increasingly extensive application at present in small and medium construction and part public building.
For many interior machines can realizing multi-online air-conditioning system freeze simultaneously or heat, usually adopting in prior art increases the valve cap device to realize the function of changes in temperature simultaneously between off-premises station and indoor set.as Fig. 1, show a kind of multi-online air-conditioning system of the prior art, it comprises an outer machine 101, three valve caps and ten interior machines 108, three valve caps are respectively the first valve cap 102, the second valve cap 103 and the 3rd valve cap 104, be provided with magnetic valve in each valve cap, all be connected with refrigerator pipes 105 between outer machine 101 and each valve cap, heat pipe 106 and common pipe 107, the first valve cap 102 is connected with three interior machines (the first interior machine, the second interior machine and the 3rd interior machine), the second valve cap 103 is connected with two interior machines (the 4th interior machine and the 5th interior machine), the 3rd valve cap 104 is connected with five interior machines (the 6th interior machine of interior machine～tenth), the operation principle of this multi-online air-conditioning system: the duty that at first determines valve cap according to the mode of operation of air-conditioning internal machine and outer machine, the state of valve cap has two kinds: halted state and operating condition, wherein operating condition is divided into again refrigerating state and heats state, then, outer machine is controlled the switch of valve cap internal electromagnetic valve according to the operational mode of interior machine, finally select refrigerator pipes or heat pipe according to the switch of magnetic valve, when magnetic valve disconnected, valve cap was selected to connect refrigerator pipes, and when solenoid closure, valve cap is selected to connect and heated pipe.During work, when valve cap is in halted state, the mode operation that turns round at first with the interior machine that is connected with it, for example the first interior machine is opened refrigeration at first, after outer machine receives the refrigeration mode of the first interior machine, the magnetic valve of controlling the first valve cap inside is in off-state, and the current state that records the first valve cap is refrigerating state, and the current state of the first valve cap is sent connected machine in all; When valve cap is in operating condition, the state consistency of the interior confidential and valve cap that connects could move, otherwise be in wait state, after example the first valve cap described above transfers refrigerating state to, the connected second interior machine and the 3rd interior machine can only be opened refrigeration, heat can not move if open, being in wait state.But the interior machine that connects different valve caps can move different states, for example; the first valve cap 102 is refrigerating state, and the first interior machine is opened refrigeration, and the second interior machine and the 3rd interior machine are shut down; the first valve cap internal electrical magnet valve disconnects; the second valve cap 103 is stopped status, and the 4th interior machine and the 5th interior machine are shut down, and the second valve cap internal electromagnetic valve disconnects; the 3rd valve cap 104 is for heating state; the 6th interior machine and the 8th interior mechanism heat, the 7th interior machine, the 9th interior machine and the tenth interior machine are shut down, and the 3rd valve cap internal electrical magnet valve is closed.
Owing to increasing the valve cap device in while changes in temperature multi-online air-conditioning system, each valve cap can connect many interior machines simultaneously, and outer machine needs to control and record according to the information of machine in being connected with valve cap the state of this valve cap, and is more complicated than the communication of common multi-connected machine.Present way is with machine control program in three pipeline type changes, goes to realize that by interior machine valve cap is for the control function of magnetic valve.This way has following defective: 1, electromagnetic valve mechanism is controlled because needs pass through interior machine, so the installation site of magnetic valve is restricted, necessarily requires near indoor set, and the work of magnetic valve will cause noise problem so; 2, interior machine need to be set group number, thereby makes outer machine know accurately the information of the interior machine that is connected with specific valve cap, is convenient to corresponding interior machine and controls magnetic valve, and internally machine is set group number and will be made troubles to installation and maintenance, also easy-to-search not after breaking down; 3, need to be with machine control programs in three pipeline types changes, make that in three pipelines, machine can not be general with the interior machine of common air-conditioning.
Summary of the invention
One object of the present invention, a kind of communication means of changes in temperature multi-gang air-conditioner generator set controller simultaneously of realizing is provided, this communication means can be in the situation that do not affect original indoor unit and outdoor unit communication, distinguish virtual indoor set and the off-premises station of air-conditioning unit that be by valve cap, realize proper communication between indoor set and off-premises station.
Another object of the present invention provides a kind of and realizes simultaneously communication means and the device of changes in temperature multi-gang air-conditioner generator set controller, but its valve cap automatic acquisition indoor and outdoor machine information itself, and automatically carry out as required the control of magnetic valve.
Another object of the present invention provides a kind of simultaneously communication means and device of changes in temperature multi-gang air-conditioner generator set controller realized, its valve cap access communication bus of directly connecting reduces the requirement for the installation site, is beneficial to the solution noise problem.
For reaching this purpose, the present invention by the following technical solutions:
A kind of communication means of changes in temperature multi-gang air-conditioner generator set controller simultaneously of realizing, described controller comprises valve cap, in described valve cap, magnetic valve is set;
Described communication means comprises the steps:
Step 100: with the off-premises station of described valve cap series connection access air conditioner group and the order wire between indoor set;
Step 200: distinguish virtual be indoor set and off-premises station by valve cap, to realize the communication between indoor unit and outdoor unit, obtain the information of indoor set and off-premises station.
In valve cap series connection access communication bus, during the normal operation of air-conditioning unit, off-premises station is communicated by letter with valve cap, valve cap is communicated by letter with indoor set, this communication means can be in the situation that do not affect original indoor and outdoor machine communication, distinguish virtual indoor set and the off-premises station of air-conditioning unit that be by valve cap, realize proper communication between indoor set and off-premises station.
When valve cap is communicated by letter with off-premises station, it is virtual is indoor set, mailing address is also the actual address of using air-conditioning unit indoor set fully, for off-premises station, valve cap is exactly indoor set at this moment, therefore valve cap itself does not need to carry out the setting of group number yet, provides convenience for installation and after-sales service work.
As a kind of preferred version of described communication means, this communication means also comprises step 300: valve cap is according to indoor set and the off-premises station information obtained, and the electromagnetic valve switch state of valve cap inside is controlled.
The indoor set that valve cap self basis is obtained and the information of off-premises station, the on off state of the magnetic valve in autonomous control valve cap, thus realize air-conditioning unit changes in temperature function simultaneously.This scheme need not that the air conditioning chamber is inside and outside, machine carries out the change of any agreement, and outer machine is in full accord get final product with general room, has solved machine and the interior machine versatility problem of common air-conditioning in three pipelines.
As a kind of preferred version of described communication means, described valve cap has two communication loops, realizes respectively communicating with described off-premises station and described indoor set.
As a kind of preferred version of described communication means, in described step 200, described valve cap is first virtual for off-premises station and described indoor set communicate, and after obtaining at least an indoor set information, begins virtually to communicate for indoor set and described off-premises station.
By above-mentioned design, can first obtain at least the data message of an indoor set, then obtain the data message of off-premises station, at this moment, valve cap can be controlled according to the indoor and outdoor machine information that obtains the switch of magnetic valve, thus changes in temperature function when realizing the air-conditioning unit.
As a kind of preferred version of described communication means, in described step 200, the virtual speed that establishes a communications link for off-premises station and described indoor set of described valve cap greater than described valve cap virtual be the speed that indoor set and described off-premises station establish a communications link.
By above-mentioned design, in the time of can effectively solving the air conditioner group and power at first, the problem of communication delay between off-premises station and valve cap.
As a kind of preferred version of described communication means, described valve cap is virtual for off-premises station when communicating by letter with described indoor set, and baud rate is 19200bps; Described valve cap is virtual for indoor set when communicating by letter with described off-premises station, and baud rate is 9600bps, 4800bps or 2400bps.
As a kind of preferred version of described communication means, described off-premises station or described valve cap or described indoor set are two or more.
As a kind of preferred version of described communication means, described valve cap has 1～64; And/or each described valve cap connects 1～16 indoor set.
A kind of device of changes in temperature multi-gang air-conditioner generator set controller simultaneously of realizing uses above-mentioned communication means.
Beneficial effect of the present invention is:
1, the valve cap access communication bus of directly connecting reduces the requirement for the installation site, is beneficial to the solution noise problem;
2, distinguish by valve cap virtual for indoor set and the off-premises station of air-conditioning unit, realize proper communication between indoor set and off-premises station, mailing address is the actual address of indoor unit and outdoor unit, and valve cap itself need not to carry out the setting of group number, provides convenience for installation and after-sales service work;
But 3, valve cap automatic acquisition indoor and outdoor machine information itself, and automatically carry out as required the control of magnetic valve, realize the air-conditioning unit function of changes in temperature simultaneously, this scheme need not that the air conditioning chamber is inside and outside, machine carries out the change of any agreement, get final product with outside general room, machine is in full accord, increased the versatility of inside and outside machine.
Description of drawings
Fig. 1 is the structural representation of a kind of multi-online air-conditioning system in prior art;
Fig. 2 is the flowchart of communication means of the present invention;
Fig. 3 is the communication connection schematic diagram of the described air-conditioning unit of embodiment;
Fig. 4 is the Principle of Communication figure of the described air-conditioning unit of embodiment.
In Fig. 1:
101, outer machine; 102, the first valve cap; 103, the second valve cap; 104, the 3rd valve cap; 105, refrigerator pipes; 106, heat pipe; 107, common pipe; 108, interior machine;
In Fig. 3-4:
1, off-premises station; 2, the first valve cap; 3, the second valve cap; 4, the first indoor set; 5, the second indoor set; 6, the 3rd indoor set; 7, machine in fourth ventricle; 8, the 5th indoor set; 9, the 6th indoor set; 10, communication chip.
The specific embodiment
Further illustrate technical scheme of the present invention below in conjunction with accompanying drawing and by the specific embodiment.
As shown in Figure 2, the communication means of changes in temperature multi-gang air-conditioner generator set controller simultaneously of realizing of the present invention comprises the steps:
S100, the valve cap series connection is entered communication bus between indoor set and off-premises station, and unit is powered on;
At first S201, valve cap are simulated off-premises station and are communicated with the indoor set that is connected;
Off-premises station sends the instruction that the number of units of indoor set in air-conditioning system is confirmed in search, and valve cap is before connecting with at least one indoor set at this moment, and valve cap is not replied off-premises station;
S202, valve cap are set up with at least one indoor set and are communicated by letter;
After S203, valve cap and indoor set established a communications link, for indoor set and off-premises station communicate, then, valve cap is virtual to be communicated for off-premises station and indoor set valve cap with regard to virtual;
S301, valve cap are resolved indoor set and the off-premises station information obtained;
S302, determine whether that according to Content of Communication needs control the magnetic valve action;
If judging does not need to control the magnetic valve action, execution in step S203, need to control magnetic valve action, execution in step S303 if judge;
S303, the action of control magnetic valve.
This communication means is realized the communication between indoor set and off-premises station by the virtual indoor set of valve cap and off-premises station, and indoor set and the off-premises station information obtained by valve cap, the autonomous control of carrying out magnetic valve, thereby changes in temperature function when realizing the air-conditioning unit.
as shown in Figure 3, the described air-conditioning unit of the present embodiment comprises an off-premises station 1, two valve caps and six indoor sets, two deck valve boxes are respectively the first valve cap 2 and the second valve cap 3, six indoor sets are respectively the first indoor set 4, the second indoor set 5, the 3rd indoor set 6, machine 7 in fourth ventricle, the 5th indoor set 8 and the 6th indoor set 9, wherein, the first valve cap 2 respectively with the first indoor set 4, the second indoor set 5, the 3rd indoor set 6 is connected, the second valve cap respectively with fourth ventricle in machine 7, the 5th indoor set 8 is connected with the 6th indoor set 9, and the first valve cap 2 is connected serially to off-premises station 1 and the first indoor set 4, the second indoor set 5, communication bus between the 3rd indoor set 6, the second valve cap 3 is connected serially to off-premises station 1 and the interior machine 7 of fourth ventricle, the 5th indoor set 8, communication bus between the 6th indoor set 9, when unit works, off-premises station 1 is communicated by letter with the first valve cap 2, the first indoor set 4, the second indoor set 5, the 3rd indoor set 6 is communicated by letter with the first valve cap 2 respectively, off-premises station 1 is communicated by letter with the second valve cap 3, and in fourth ventricle, machine 7, the 5th indoor set 8, the 6th indoor set 9 are communicated by letter with the second valve cap 3 respectively.
As shown in Figure 4, interior two communication chips 10 that arrange respectively of the first valve cap 2 and the second valve cap 3, each communication chip forms a communication loop, communicates with off-premises station and indoor set respectively; Be provided with communication chip 10 in off-premises station 1, and also be provided with communication chip 10 in each indoor set, after unit powers on, take the first valve cap as example, connect by communication chip between the first valve cap 2 and the first indoor set 4, the second indoor set 5, the 3rd indoor set 6, the first valve cap 2 is virtual successively is that the first indoor set 4, the second indoor set 5, the 3rd indoor set 6 and off-premises station 1 communicate, for off-premises station, this moment, the first valve cap was exactly described three indoor sets, the first valve cap is all interior machine for off-premises station, therefore need not the special setting group number.
Know-why of the present invention has below been described in conjunction with specific embodiments.These are described just in order to explain principle of the present invention, and can not be interpreted as by any way limiting the scope of the invention.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other specific embodiment of the present invention, within these modes all will fall into protection scope of the present invention.
Claims (9)
1. realize the communication means of changes in temperature multi-gang air-conditioner generator set controller simultaneously for one kind, described controller comprises valve cap, in described valve cap, magnetic valve is set, and it is characterized in that, described communication means comprises the steps:
Step 100: with the off-premises station of described valve cap series connection access air conditioner group and the order wire between indoor set;
Step 200: distinguish virtual be indoor set and off-premises station by valve cap, to realize the communication between indoor set, off-premises station, obtain the information of indoor set and off-premises station.
2. communication means according to claim 1, is characterized in that, also comprises step 300: valve cap is according to indoor set and the off-premises station information obtained, and the electromagnetic valve switch state of valve cap inside is controlled.
3. communication means according to claim 1, is characterized in that, described valve cap has two communication loops, realizes respectively communicating with described off-premises station and described indoor set.
4. the described communication means of according to claim 1 to 3 any one, it is characterized in that, in described step 200, described valve cap is first virtual to be communicated for off-premises station and described indoor set, after obtaining at least an indoor set information, begin virtually to communicate for indoor set and described off-premises station.
5. the described communication means of according to claim 1 to 3 any one, it is characterized in that, in described step 200, the virtual speed that establishes a communications link for off-premises station and described indoor set of described valve cap greater than described valve cap virtual be the speed that indoor set and described off-premises station establish a communications link.
6. communication means according to claim 5, is characterized in that, described valve cap is virtual for off-premises station when communicating by letter with described indoor set, and baud rate is 19200bps; Described valve cap is virtual for indoor set when communicating by letter with described off-premises station, and baud rate is 9600bps, 4800bps or 2400bps.
7. the described communication means of according to claim 1 to 6 any one, is characterized in that, described off-premises station or described valve cap or described indoor set are two or more.
8. the described communication means of according to claim 1 to 6 any one, is characterized in that, described valve cap has 1～64; And/or each described valve cap connects 1～16 interior machine.
9. realize the device of changes in temperature multi-gang air-conditioner generator set controller simultaneously for one kind, it is characterized in that, right to use requires 1 to the 8 described communication means of any one.
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| CN201310099655.4A CN103148564B (en) | 2013-03-26 | 2013-03-26 | Realize communication means and the device of changes in temperature multi-gang air-conditioner generator set controller simultaneously |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104348783A (en) * | 2013-07-26 | 2015-02-11 | 海尔集团公司 | Method for rapid communication between internal machines and external machine in a multi-online system according to multiple protocols and device thereof |
| CN109654666A (en) * | 2018-11-09 | 2019-04-19 | 珠海格力电器股份有限公司 | A kind of method, device and equipment for debugging unit |
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| CN1782585A (en) * | 2004-11-30 | 2006-06-07 | 乐金电子(天津)电器有限公司 | One dragging more air conditioner and its control method |
| KR100791928B1 (en) * | 2006-11-20 | 2008-01-04 | 삼성전자주식회사 | Method for diagnosing communication error of a multi air conditioner system |
| CN101865555A (en) * | 2010-06-29 | 2010-10-20 | 广东志高空调有限公司 | Multi-split air-conditioner capable of simultaneously refrigerating and heating |
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| CN1515843A (en) * | 2003-08-26 | 2004-07-28 | 王春刚 | Variable capacity one-driving-many control technique |
| JP2005221116A (en) * | 2004-02-04 | 2005-08-18 | Mitsubishi Electric Corp | Control method and device of outdoor unit of air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104348783A (en) * | 2013-07-26 | 2015-02-11 | 海尔集团公司 | Method for rapid communication between internal machines and external machine in a multi-online system according to multiple protocols and device thereof |
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