CN204665571U - Intelligent maintenance control system - Google Patents
Intelligent maintenance control system Download PDFInfo
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- CN204665571U CN204665571U CN201520312624.7U CN201520312624U CN204665571U CN 204665571 U CN204665571 U CN 204665571U CN 201520312624 U CN201520312624 U CN 201520312624U CN 204665571 U CN204665571 U CN 204665571U
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- control system
- magnetic valve
- heat exchanger
- compressor
- valve
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- 238000012423 maintenance Methods 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 239000003507 refrigerant Substances 0.000 claims abstract description 36
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 26
- 239000011737 fluorine Substances 0.000 claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 5
- 239000002826 coolant Substances 0.000 claims description 38
- 230000000740 bleeding effect Effects 0.000 claims description 10
- 238000011084 recovery Methods 0.000 abstract 3
- 230000009471 action Effects 0.000 description 5
- 230000010354 integration Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses an intelligent maintenance control system, which comprises a main control board, a display panel, a refrigerant filling control system, a refrigerant recovery control system, a fluorine system vacuumizing control system, a water system emptying control system and an online debugging control system; the display panel is in communication connection with the main control panel, and the main control panel is respectively and electrically connected with the refrigerant filling control system, the refrigerant recovery control system, the fluorine system vacuumizing control system, the water system emptying control system and the online debugging control system; the main control panel controls one or more systems of a refrigerant filling control system, a refrigerant recovery control system, a fluorine system vacuumizing control system, a water system emptying control system and an online debugging control system according to the instruction sent by the display panel. The utility model discloses an intelligence maintenance control system has greatly made things convenient for after-sales service work, has guaranteed the accuracy of maintaining moreover, has improved after-sales work efficiency.
Description
Technical field
The utility model relates to field of air conditioning, particularly relates to a kind of intelligent maintenance control system being convenient to air-conditioning system after-sale service.
Background technology
At present, the systematic comparison of air-conditioner set is complicated, because the valve member between system is more, causes its control procedure also more complicated.When multiple systems of air-conditioner set need to be serviced service, after-sales service personnel need to carry a large amount of frocks, for opening each valve member between each system, and complex operation and inefficiency, but also easily make mistakes.
Utility model content
Based on this, be necessary the defect for prior art and deficiency, a kind of intelligent maintenance control system is provided, the basis of maintenance accuracy that ensure that air-conditioner set can avoid after-sales service personnel to carry a large amount of frock, greatly promote the efficiency of maintenance work.
For realizing the intelligent maintenance control system that the utility model object provides, comprising master control borad, display board, cooling medium charging control system, refrigerant recovering control system, fluorine system vacuumize control system, the emptying control system of water system and on-line debugging control system;
Described display board is connected with described master control borad communication, described display board is provided with cooling medium charging, refrigerant recovering, fluorine system vacuumize, water system is emptying and on-line debugging control model option;
Described master control borad vacuumizes control system, the emptying control system of water system and on-line debugging control system respectively and is electrically connected with described cooling medium charging control system, refrigerant recovering control system, fluorine system;
The instruction that described master control borad sends according to described display board, controls one or more systems that described cooling medium charging control system, refrigerant recovering control system, fluorine system vacuumize in control system, the emptying control system of water system and on-line debugging control system.
Wherein in an embodiment, described cooling medium charging control system comprises compressor, outdoor heat exchanger, electric expansion valve, indoor heat exchanger and first magnetic valve of connecting successively;
Also comprise the second magnetic valve;
Wherein, the aspirating air pipe of described compressor connects cooling medium charging equipment, and described second magnetic valve is arranged on the pipeline between described compressor and described cooling medium charging equipment;
Described master control borad is electrically connected with described compressor, electric expansion valve, the first magnetic valve and the second magnetic valve respectively.
Wherein in an embodiment, described refrigerant recovering control system comprises compressor, outdoor heat exchanger, electric expansion valve, the 3rd magnetic valve, indoor heat exchanger and the 4th magnetic valve of connecting successively;
Wherein, described 3rd magnetic valve is arranged between described outdoor heat exchanger and described indoor heat exchanger on discharge duct, described 4th magnetic valve be arranged between described compressor and described indoor heat exchanger aspirating air pipe on;
Described master control borad is electrically connected with described compressor, electric expansion valve, the 3rd magnetic valve and the 4th magnetic valve respectively.
Wherein in an embodiment, described fluorine system vacuumizes control system and comprises compressor, outdoor heat exchanger, electric expansion valve, indoor heat exchanger and the 6th magnetic valve of connecting successively;
Also comprise the 7th magnetic valve;
Wherein, the aspirating air pipe of described compressor connects vavuum pump, and described 7th magnetic valve is arranged on the pipeline between described compressor and described vavuum pump;
Described master control borad is electrically connected with described compressor, electric expansion valve, the 6th magnetic valve, the 7th magnetic valve and vavuum pump respectively.
Wherein in an embodiment, the emptying control system of described water system comprises water pump, indoor heat exchanger and the water tank of connecting successively;
Also comprise the 8th magnetic valve, air bleeding valve and the 9th magnetic valve;
Wherein, described 8th magnetic valve and air bleeding valve are arranged on the pipeline between described water pump and described indoor heat exchanger;
Described 9th magnetic valve is arranged on the pipeline between described indoor heat exchanger and described water tank;
Described master control borad is electrically connected with described water pump, air bleeding valve, the 8th magnetic valve and the 9th magnetic valve respectively.
The beneficial effects of the utility model: intelligent maintenance control system of the present utility model, by the control integration of each operational system by air-conditioner on air-conditioner mainboard, Based Intelligent Control is achieved in conjunction with display board, after unit enters corresponding control model, automatically can carry out cooling medium charging, refrigerant recovering, fluorine system vacuumize, water system is emptying and the operation such as on-line debugging.Avoid when after-sales service personnel on site keeps in repair and carry a large amount of frock, be very easy to after-sale service work, and ensure that the accuracy of maintenance, improve operating efficiency after sale.
Accompanying drawing explanation
In order to make the object of intelligent maintenance control system of the present utility model, technical scheme and advantage clearly understand, below in conjunction with concrete drawings and the specific embodiments, intelligent maintenance control system of the present utility model is further elaborated.
Fig. 1 is the structural representation of an embodiment of intelligent maintenance control system of the present utility model;
Fig. 2 is the structural representation of an embodiment of the cooling medium charging control system shown in Fig. 1;
Fig. 3 is the structural representation of an embodiment of the refrigerant recovering control system shown in Fig. 1;
Fig. 4 vacuumizes the structural representation of an embodiment of control system for the fluorine system shown in Fig. 1;
Fig. 5 is the structural representation of an embodiment of the emptying control system of the water system shown in Fig. 1.
Detailed description of the invention
The intelligent maintenance control system that the utility model provides is described in detail below in conjunction with embodiment.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
See Fig. 1, the intelligent maintenance control system that the utility model provides, for the after-sale service of air-conditioner, comprise master control borad 100, display board 200, cooling medium charging control system 300, refrigerant recovering control system 400, fluorine system vacuumize control system 500, the emptying control system 600 of water system and on-line debugging control system 700.
Wherein, display board 200 is connected with master control borad 100 communication, display board 200 is provided with cooling medium charging, refrigerant recovering, fluorine system vacuumize, water system is emptying and on-line debugging control model option, different mode controls to be triggered by display board 200 to open or close.
Master control borad 100 vacuumizes control system 500, the emptying control system 600 of water system and on-line debugging control system 700 respectively and is electrically connected with cooling medium charging control system 300, refrigerant recovering control system 400, fluorine system.
During work, the display board 200 of air-conditioner sends the master control borad 100 of corresponding instruction to air-conditioner according to user activated control model option; The instruction that master control borad 100 sends according to display board 200, controls one or more systems that cooling medium charging control system 300, refrigerant recovering control system 400, fluorine system vacuumize in control system 500, the emptying control system 600 of water system and on-line debugging control system 700.
Such as, staff triggers cooling medium charging control model option by display board 200 after sale, then display board 200 sends cooling medium charging instruction according to setting program to master control borad 100, and master control borad 100 controls cooling medium charging control system 300 and carries out system cooling medium charging after receiving this instruction.
The intelligent maintenance control system that the utility model provides, after unit enters corresponding control model, automatically can carry out cooling medium charging, refrigerant recovering, fluorine system vacuumize, water system is emptying and the operation such as on-line debugging.It passes through the control integration of each operational system of air-conditioner on air-conditioner mainboard, Based Intelligent Control is achieved in conjunction with display board, avoid when after-sales service personnel on site keeps in repair and carry a large amount of frock, be very easy to after-sale service work, and ensure that the accuracy of maintenance, improve operating efficiency after sale.
Particularly, with reference to Fig. 2, as a kind of embodiment, cooling medium charging control system 300 in intelligent maintenance control system of the present utility model comprises compressor 310, outdoor heat exchanger 320, electric expansion valve 330, indoor heat exchanger 340 and first magnetic valve 350 of connecting successively, also comprises the second magnetic valve 360.Wherein, aspirating air pipe connection cooling medium charging equipment 311, second magnetic valve 360 of compressor 310 is arranged on the pipeline between compressor 310 and cooling medium charging equipment 311.Master control borad 100 is electrically connected with compressor 310, electric expansion valve 330, first magnetic valve 350 and the second magnetic valve 360 respectively.
It is as follows that master control borad 100 controls the course of work that above-mentioned cooling medium charging control system 300 carries out system cooling medium charging:
The first step, opens air intake duct and second magnetic valve 360 be connected between cooling medium charging equipment 311 of the first magnetic valve 350 in cooling medium charging control system, compressor 310, controls main road electric expansion valve 330 and opens to maximum step number;
Second step, open refrigerant perfusion equipment 311, system starts coolant injection;
3rd step, when systems axiol-ogy meets compressor start up condition, controls compressor 310 and starts by the frequency preset;
4th step, when cooling medium charging amount reaches setting required value, close the second magnetic valve 360, cooling medium charging completes;
5th step, closes and participates in all electrically-controlled components (comprising the first magnetic valve 350 and compressor 310 etc.) of action, and sends cooling medium charging to display board 200 and complete instruction, controls display board 200 and closes cooling medium charging the mode option.
Particularly, with reference to Fig. 3, as a kind of embodiment, the refrigerant recovering control system 400 in intelligent maintenance control system of the present utility model comprises compressor 410, outdoor heat exchanger 420, electric expansion valve 430, the 3rd magnetic valve 440, indoor heat exchanger 450 and the 4th magnetic valve 460 of connecting successively.
Wherein, between the 3rd magnetic valve 440 heat exchanger 420 disposed in the outdoor and indoor heat exchanger 450 on discharge duct, the 4th magnetic valve 460 be arranged between compressor 410 and indoor heat exchanger 450 aspirating air pipe on.
Master control borad 100 respectively with compressor 410, electric expansion valve 430, the 3rd magnetic valve 440 and the 4th magnetic valve 460.
It is as follows that master control borad 100 controls the course of work that above-mentioned refrigerant recovering control system 300 carries out system refrigerant recovering:
The first step, control complete machine by sort run when normally refrigeration is started shooting, compressor 410 is pressed predeterminated frequency and is run, if there is blower fan, then controls blower fan and presses the startup of normal boot-strap sequential;
Second step, first the main road electric expansion valve 420 controlled in refrigerant recovering control system 400 is opened to maximum step number, and then reaches the initial step number of refrigeration; In running, electric expansion valve 420 maintains initial value and does not regulate;
3rd step, close chamber's external heat exchanger 420 leads to the 3rd magnetic valve 440 on the discharge duct of indoor heat exchanger 450, and open four magnetic valve 440 of indoor heat exchanger 450 on outdoor heat exchanger 420 aspirating air pipe, system starts to carry out refrigerant recovering;
4th step, after the unit operation setting refrigerant recovering time, closes and participates in all electrically-controlled components of action, and sends refrigerant recovering to display board 200 and complete instruction, controls display board 200 and closes refrigerant recovering the mode option.
If manual operator receives shutdown command or disorderly closedown (comprising interior machine fault) after unit enters refrigerant recovering pattern, then unit performs shutdown command by shutdown sequential.
In addition, with reference to Fig. 3, as the embodiment of the refrigerant recovering control system in a kind of intelligent maintenance control system, the 5th magnetic valve 470 can also in system, be comprised.And the 5th magnetic valve 470 is electrically connected with master control borad 100 equally.5th magnetic valve 470 is connected with compressor 410 by pipeline, when the 5th magnetic valve 470 is opened, the suitable equipment of the rhombus interface being connected to the 5th magnetic valve 470 other end can be used to be filled with the refrigerant in compressor or to extract out.
Particularly, with reference to Fig. 4, as a kind of embodiment, the fluorine system in intelligent maintenance control system of the present utility model vacuumizes control system 500 and comprises compressor 510, outdoor heat exchanger 520, electric expansion valve 530, indoor heat exchanger 540 and the 6th magnetic valve 550 of connecting successively; Also comprise the 7th magnetic valve 560.
Wherein, aspirating air pipe connection vavuum pump the 511, seven magnetic valve 560 of compressor 510 is arranged on the pipeline between compressor 510 and vavuum pump 511.Master control borad 100 is electrically connected with compressor 510, electric expansion valve 530, the 6th magnetic valve 550, the 7th magnetic valve 560 and vavuum pump 511 respectively.
Master control borad 100 controls above-mentioned fluorine system, and to vacuumize the course of work that control system 500 carries out vacuumizing as follows:
The first step, opens the 6th magnetic valve 550 that fluorine system vacuumizes control system, controls electric expansion valve 530 and opens to maximum step number, make refrigeration system circulating line be in unimpeded state;
Second step, open vavuum pump 511, and open the 7th magnetic valve 560, system starts to vacuumize;
3rd step, the system that measures to be checked reaches predetermined vacuum degree or after the default pumpdown time, closes all electrically-controlled components participating in action, and has vacuumized instruction to display board 200 transmission, controls display board 200 and closes fluorine system underpressure pattern option.
Above-mentioned 7th magnetic valve 560 and vavuum pump 511 can be arranged on fluorine system and vacuumize any connecting pipe place in control system 500, can arrange one, or two or more.As, as a kind of embodiment, a magnetic valve 570 can be set between outdoor heat exchanger 520 and electric expansion valve 530 simultaneously, and the interface connection vavuum pump that the rhombus when needed in magnetic valve 570 one end characterizes vacuumizes.
Particularly, with reference to Fig. 5, as a kind of embodiment, the emptying control system 600 of the water system in intelligent maintenance control system of the present utility model comprises water pump 610, indoor heat exchanger 620 and the water tank 630 of connecting successively; Also comprise the 8th magnetic valve 640, air bleeding valve 650 and the 9th magnetic valve 660.
Wherein, 8th magnetic valve 640 and air bleeding valve 650 are arranged on the pipeline between water pump 610 and indoor heat exchanger 620, on pipeline between 9th magnetic valve 660 heat exchanger 620 disposed in the interior and water tank 630, master control borad 100 is electrically connected with water pump 610, air bleeding valve 650, the 8th magnetic valve 640 and the 9th magnetic valve 660 respectively.
It is as follows that master control borad 100 controls the course of work that the emptying control system of above-mentioned water system 600 carries out water flowing emptying:
The first step, the air bleeding valve 650 in open water system evacuation control system 600, the 8th magnetic valve 640, the 9th magnetic valve 660 and water pump 610, system starts water flowing and carries out emptying;
Second step, after system evacuation reaches the predetermined purge time, closes and participates in all electrically-controlled components of action, and sends to display board 200 that water system is emptying completes instruction, controls display board 200 and closes the emptying the mode option of water system.
The emptying run duration of system water flowing, except detecting that the protection of complete machine water flow switch, the protection of complete machine fault of water pump, communication failure stop except complete machine water pump, the protection of other fault reports all can be ignored, and continues water flowing emptying.
In addition, when on-line debugging control system 700 in intelligent maintenance control system of the present utility model carries out on-line debugging, first master control borad 100 controls on-line debugging control system 700 and starts according to selected debugging mode, controls compressor frequency solidification, electric machine frequency solidification and electronic expansion valve opening solidification; Then, performance adjustment is carried out according to parameter preset; Finally, after system debug reaches default debug time, close all electrically-controlled components participating in action, and complete instruction to display board transmission on-line debugging, control display board and close online debugging mode option.
If in above-mentioned on-line debugging running, non-serious class machine halt trouble detected, unit all normally runs.Shut down if there is to temperature spot in commissioning process, or other problems causes debugging to be interrupted, system band memory function, next time, debugging can proceed.
The intelligent maintenance control system that the utility model provides, after unit enters corresponding control model, automatically can carry out cooling medium charging, refrigerant recovering, fluorine system vacuumize, water system is emptying and the operation such as on-line debugging.It passes through the control integration of each operational system of air-conditioner on air-conditioner mainboard, Based Intelligent Control is achieved in conjunction with display board, avoid when after-sales service personnel on site keeps in repair and carry a large amount of frock, be very easy to after-sale service work, and ensure that the accuracy of maintenance, improve operating efficiency after sale.
Above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (5)
1. an intelligent maintenance control system, is characterized in that, comprises master control borad, display board, cooling medium charging control system, refrigerant recovering control system, fluorine system vacuumize control system, the emptying control system of water system and on-line debugging control system;
Described display board is connected with described master control borad communication, described display board is provided with cooling medium charging, refrigerant recovering, fluorine system vacuumize, water system is emptying and on-line debugging control model option;
Described master control borad vacuumizes control system, the emptying control system of water system and on-line debugging control system respectively and is electrically connected with described cooling medium charging control system, refrigerant recovering control system, fluorine system;
The instruction that described master control borad sends according to described display board, controls one or more systems that described cooling medium charging control system, refrigerant recovering control system, fluorine system vacuumize in control system, the emptying control system of water system and on-line debugging control system.
2. intelligent maintenance control system according to claim 1, is characterized in that, described cooling medium charging control system comprises compressor, outdoor heat exchanger, electric expansion valve, indoor heat exchanger and first magnetic valve of connecting successively;
Also comprise the second magnetic valve;
Wherein, the aspirating air pipe of described compressor connects cooling medium charging equipment, and described second magnetic valve is arranged on the pipeline between described compressor and described cooling medium charging equipment;
Described master control borad is electrically connected with described compressor, electric expansion valve, the first magnetic valve and the second magnetic valve respectively.
3. intelligent maintenance control system according to claim 1, is characterized in that, described refrigerant recovering control system comprises compressor, outdoor heat exchanger, electric expansion valve, the 3rd magnetic valve, indoor heat exchanger and the 4th magnetic valve of connecting successively;
Wherein, described 3rd magnetic valve is arranged between described outdoor heat exchanger and described indoor heat exchanger on discharge duct, described 4th magnetic valve be arranged between described compressor and described indoor heat exchanger aspirating air pipe on;
Described master control borad is electrically connected with described compressor, electric expansion valve, the 3rd magnetic valve and the 4th magnetic valve respectively.
4. intelligent maintenance control system according to claim 1, is characterized in that, described fluorine system vacuumizes control system and comprises compressor, outdoor heat exchanger, electric expansion valve, indoor heat exchanger and the 6th magnetic valve of connecting successively;
Also comprise the 7th magnetic valve;
Wherein, the aspirating air pipe of described compressor connects vavuum pump, and described 7th magnetic valve is arranged on the pipeline between described compressor and described vavuum pump;
Described master control borad is electrically connected with described compressor, electric expansion valve, the 6th magnetic valve, the 7th magnetic valve and vavuum pump respectively.
5. intelligent maintenance control system according to claim 1, is characterized in that, the emptying control system of described water system comprises water pump, indoor heat exchanger and the water tank of connecting successively;
Also comprise the 8th magnetic valve, air bleeding valve and the 9th magnetic valve;
Wherein, described 8th magnetic valve and air bleeding valve are arranged on the pipeline between described water pump and described indoor heat exchanger;
Described 9th magnetic valve is arranged on the pipeline between described indoor heat exchanger and described water tank;
Described master control borad is electrically connected with described water pump, air bleeding valve, the 8th magnetic valve and the 9th magnetic valve respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520312624.7U CN204665571U (en) | 2015-05-14 | 2015-05-14 | Intelligent maintenance control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520312624.7U CN204665571U (en) | 2015-05-14 | 2015-05-14 | Intelligent maintenance control system |
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| CN204665571U true CN204665571U (en) | 2015-09-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848487A (en) * | 2015-05-14 | 2015-08-19 | 珠海格力电器股份有限公司 | Intelligent maintenance control system and method |
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2015
- 2015-05-14 CN CN201520312624.7U patent/CN204665571U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848487A (en) * | 2015-05-14 | 2015-08-19 | 珠海格力电器股份有限公司 | Intelligent maintenance control system and method |
| CN104848487B (en) * | 2015-05-14 | 2018-07-06 | 珠海格力电器股份有限公司 | Intelligent maintenance control system and method |
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| GR01 | Patent grant |