CN203550120U - Frequency-variable multiple on-line controller - Google Patents
Frequency-variable multiple on-line controller Download PDFInfo
- Publication number
- CN203550120U CN203550120U CN201320276400.6U CN201320276400U CN203550120U CN 203550120 U CN203550120 U CN 203550120U CN 201320276400 U CN201320276400 U CN 201320276400U CN 203550120 U CN203550120 U CN 203550120U
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- evaporimeter
- expansion valve
- temperature sensor
- evaporator
- compressor
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Abstract
The utility model provides a frequency-variable multiple on-line controller which comprises a compressor, a gas-liquid separator, a four-way reversing valve, a condenser, a microprocessor and four whole evaporators, wherein the compressor and the gas-liquid separator are connected with each other and respectively communicate with the four-way reversing valve, the other ports of the four-way reversing valve are respectively communicated with the condenser and the evaporator, the evaporators comprise a first evaporator, a second evaporator, a third evaporator and a fourth evaporator, the other end of the condenser are respectively communicated with the four evaporators through the first expansion valve, the second expansion valve, the third expansion valve and the fourth expansion valve, the inlet end of each evaporator is provided with an inlet temperature sensor, and the outlet end of each evaporator is provided with an outlet temperature sensor. A single control panel controls maximally four compressors, and combination of several control panels realizes multiple on-line control of maximal four sets of systems and maximal 64 indoor units.
Description
Technical field
The utility model relates to a kind of aircondition, relates in particular to a kind of connected mechanism device.
Background technology
Connected machine system is the abbreviation of " many variable refrigerant volume central air conditioner system is dragged in frequency conversion one ", by an off-premises station and some the coolant circulating systems that indoor set forms.Being a kind of form of variable refrigerant volume (Varied Refrigerant Volume) air-conditioning system, is a kind of refrigerant air-conditioning system, and it belongs to air one air heat pump system take cold-producing medium as pumped (conveying) medium.
Off-premises station and indoor set that this system is connected by refrigerant line form, and off-premises station is comprised of outdoor heat exchanger, compressor and other refrigeration annex; Indoor set is comprised of blower fan and direct evaporator etc.An off-premises station can, to several indoor set refrigerant conveying liquid, by controlling the circulating mass of refrigerant and the refrigerant flow that enters indoor each heat exchanger of compressor, can in time meet indoor cooling and heating load requirement by pipeline.It is a kind of novel variable-flow central air-conditioning technology (VRV technology), has overcome many drawbacks of traditional water system central air-conditioning, has obvious advance and distinctive feature, so once appearance, obtained immediately the extensive approval of world's air-conditioning circle.
Conventional central Air-conditioning Enterprise is good at the exploitation of water system, in the technical shortage accumulation of multi-connected machine.In the situation that at present electronic technology is with rapid changepl. never-ending changes and improvements with control technology, if control technology is followed to air-conditioning system perfect adaptation.Design a set of easy to use, install easily, be convenient to safeguard, reliable and stable, adaptable multi-connected machine control, this has positive effect to the application and the popularization that promote energy-saving and emission-reduction, universal this technology undoubtedly.
Utility model content
In order to solve the problem existing in background technology, the utility model provides a kind of connected machine controller, the technical program has realized maximum 4 compressors of single control panel control, and can be by the combination of several control panels, realize maximum 4 cover machine set system Parallel Control, can control maximum 64 indoor sets downwards.
For achieving the above object, the utility model adopts following technical scheme:
A kind of connected machine controller, comprise compressor, gas-liquid separator, four-way change-over valve, condenser, microprocessor and four whole evaporimeters, compressor communicates with four-way change-over valve respectively after being connected with gas-liquid separator, all the other ports of four-way change-over valve communicate with condenser and evaporimeter respectively, described evaporimeter comprises the first evaporimeter, the second evaporimeter, the 3rd evaporimeter and the 4th evaporimeter, the other end of described condenser is by the first expansion valve, the second expansion valve, the 3rd expansion valve and the 4th expansion valve communicate with four evaporimeters respectively, the arrival end of each evaporimeter is provided with inlet temperature sensor, the port of export of each evaporimeter is provided with outlet temperature sensor.
Described microprocessor is connected with the first inlet temperature sensor, the first outlet temperature sensor that are positioned at the first evaporimeter both sides with the first evaporimeter, the first expansion valve respectively.
Outdoor machine part comprises: control strip 1-4 the outwards frequency-changeable compressor of output for one, the outer blower fan of frequency conversion of 1 outside output, 2-4 the electric expansion valve of outwards exporting;
Main frame adopts RS485 bus to connect with compressor variable frequency device, fan frequency converter;
Indoor set part comprises: control 1 blower fan of outwards exporting of strip, 1 electric expansion valve of outwards exporting for one.
The beneficial effects of the utility model are:
The technical program has realized maximum 4 compressors of single control panel control, and can be by the combination of several control panels, realizes maximum 4 cover machine set system Parallel Control, can control maximum 64 indoor sets downwards.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated
Fig. 1 is the structural representation of the utility model embodiment 1;
The specific embodiment
Below in conjunction with accompanying drawing explanation and the specific embodiment, the utility model is further described:
Embodiment 1
As shown in Figure 1,
A kind of connected machine controller, comprise compressor 1, gas-liquid separator 2, four-way change-over valve 3, condenser 4, microprocessor 5 and four whole evaporimeters, compressor 1 communicates with four-way change-over valve 3 respectively after being connected with gas-liquid separator 2, all the other ports of four-way change-over valve 3 communicate with condenser 4 and evaporimeter respectively, described evaporimeter comprises the first evaporimeter 6, the second evaporimeter 7, the 3rd evaporimeter 8 and the 4th evaporimeter 9, the other end of described condenser 4 is by the first expansion valve 13, the second expansion valve 23, the 3rd expansion valve 33 and the 4th expansion valve 43 communicate with four evaporimeters respectively, the arrival end of each evaporimeter is provided with inlet temperature sensor 11, 21, 31, 41, the port of export of each evaporimeter is provided with outlet temperature sensor 12, 22, 32, 42.
Described microprocessor 5 is connected with the first inlet temperature sensor 11, the first outlet temperature sensor 12 that are positioned at the first evaporimeter 6 both sides with the first evaporimeter 6, the first expansion valve 13 respectively.
Outdoor machine part comprises: control strip 1-4 the outwards frequency-changeable compressor of output for one, the outer blower fan of frequency conversion of 1 outside output, 2-4 the electric expansion valve of outwards exporting.
Main frame adopts RS485 bus to connect with compressor variable frequency device, fan frequency converter.
Indoor set part comprises: control 1 blower fan of outwards exporting of strip, 1 electric expansion valve of outwards exporting for one.
Main frame adopts RS485 bus to connect with compressor variable frequency device, fan frequency converter.
Main frame adopts nonpolarity RS485 to connect with indoor set.
Main frame, by another road RS485 interface and host computer networking, is realized centralized control functions, facilitates air-conditioning system exploitation, debug process data monitoring, running-course control order to assign.
It will be recognized by those skilled in the art, do not departing under the prerequisite of protection scope of the present invention, can carry out various modifications, variation and combination to above-mentioned embodiment, and think that this modification, variation and combination are within the scope of originality thought.
Claims (1)
1. a connected machine controller, comprise compressor (1), gas-liquid separator (2), four-way change-over valve (3), condenser (4), microprocessor (5) and four whole evaporimeters, it is characterized in that, compressor (1) communicates with four-way change-over valve (3) respectively after being connected with gas-liquid separator (2), all the other ports of four-way change-over valve (3) communicate with condenser (4) and evaporimeter respectively, described evaporimeter comprises the first evaporimeter (6), the second evaporimeter (7), the 3rd evaporimeter (8) and the 4th evaporimeter (9), the other end of described condenser (4) is by the first expansion valve (13), the second expansion valve (23), the 3rd expansion valve (33) and the 4th expansion valve (43) communicate with four evaporimeters respectively, the arrival end of each evaporimeter is provided with inlet temperature sensor, the port of export of each evaporimeter is provided with outlet temperature sensor, described microprocessor (5) is connected with the first inlet temperature sensor (11), the first outlet temperature sensor (12) that are positioned at the first evaporimeter (6) both sides with the first evaporimeter (6), the first expansion valve (13) respectively,
Outdoor machine part comprises: control strip 1-4 the outwards frequency-changeable compressor of output for one, the outer blower fan of frequency conversion of 1 outside output, 2-4 the electric expansion valve of outwards exporting;
Main frame adopts RS485 bus to connect with compressor variable frequency device, fan frequency converter;
Indoor set part comprises: control 1 blower fan of outwards exporting of strip, 1 electric expansion valve of outwards exporting for one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320276400.6U CN203550120U (en) | 2013-05-21 | 2013-05-21 | Frequency-variable multiple on-line controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320276400.6U CN203550120U (en) | 2013-05-21 | 2013-05-21 | Frequency-variable multiple on-line controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203550120U true CN203550120U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320276400.6U Expired - Fee Related CN203550120U (en) | 2013-05-21 | 2013-05-21 | Frequency-variable multiple on-line controller |
Country Status (1)
| Country | Link |
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| CN (1) | CN203550120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197516B (en) * | 2014-09-12 | 2016-10-12 | 山东力诺瑞特新能源有限公司 | Based on the solar heat-pump water heater system under VRV pattern |
-
2013
- 2013-05-21 CN CN201320276400.6U patent/CN203550120U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197516B (en) * | 2014-09-12 | 2016-10-12 | 山东力诺瑞特新能源有限公司 | Based on the solar heat-pump water heater system under VRV pattern |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20160521 |