CN104121737A - Single cooling water source multi-on line unit - Google Patents
Single cooling water source multi-on line unit Download PDFInfo
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- CN104121737A CN104121737A CN201410398220.4A CN201410398220A CN104121737A CN 104121737 A CN104121737 A CN 104121737A CN 201410398220 A CN201410398220 A CN 201410398220A CN 104121737 A CN104121737 A CN 104121737A
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- heat exchanger
- cooling heat
- water
- refrigerant
- compressor
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Abstract
The invention discloses a single cooling water source multi-on line unit. An outlet of a compressor is connected with a refrigerant pipeline inlet of a water-cooling heat exchanger through an oil separator, a water outlet of the water-cooling heat exchanger is provided with a refrigerant detector, a refrigerant pipeline outlet of the water-cooling heat exchanger is provided with an electronic throttling component, and both the electronic throttling component and the refrigerant detector are electrically connected with an electronic control component; a one-way valve is arranged between the refrigerant pipeline inlet of the water-cooling heat exchanger and the oil separator. The single-cooling water source multi-on line unit does not need to be much modified and is convenient to refit and manufacture. The refrigerant detector is arranged at the water outlet of the water-cooling heat exchanger, so that refrigerant detector is used for detecting water outlet conditions of the water-cooling heat exchanger and feeding signals back to the electronic control component, connection between the water-cooling heat exchanger and the compressor can be cut off through the one-way valve at the refrigerant pipeline inlet of the water-cooling heat exchanger and the electronic throttling component of the refrigerant pipeline outlet, the situation that water flows into the compressor along a refrigerant pipeline is avoided, the compressor is protected, and maintenance cost is reduced.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly a kind of single cold water source multi-connected machine.
Background technology
Water source multi-connected machine system is that water source heat pump technology is combined with air-source multi-connected machine system, and cold and hot source is identical with water source heat pump system, adopts water as energy transportation medium, and indoor is identical with multi-connected machine system, adopts refrigerant as energy transportation medium.
In prior art, in water source multi-connected machine the leakage of water cooling heat exchanger be the most common be also the most serious fault, but existing detection mode is generally by detection system pressure at expulsion, temperature, compressor current, anti-freezing pressures etc. carry out reponse system fault, this detection mode feedback speed is slower, must be when coolant leakage is to a certain extent time, just understand reponse system fault, electrically-controlled component control system is shut down, yet, system-down can not stop the leakage of refrigerant, at this moment, refrigerant can continue leak and interpenetrate with water, cause the water in water cooling heat exchanger to enter refrigerant pipeline, and enter compressor along refrigerant pipeline, the use that affects compressor is even directly burnt, cause damage.
Therefore, how a kind of water source multi-connected machine is provided, can in time the leakage of refrigerant in water cooling heat exchanger is detected and be reacted, avoid water to enter compressor along refrigerant pipeline, reduce maintenance cost, become those skilled in the art's important technological problems urgently to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of single cold water source multi-connected machine, to reach, can in time the leakage of refrigerant in water cooling heat exchanger be detected and be reacted, avoid water to enter compressor along refrigerant pipeline, reduce the object of maintenance cost.
For achieving the above object, the invention provides following technical scheme:
A kind of single cold water source multi-connected machine, comprise compressor, oil eliminator, water cooling heat exchanger and electrically-controlled component, the outlet of described compressor is connected with the refrigerant pipeline import of described water cooling heat exchanger by described oil eliminator, the delivery port of described water cooling heat exchanger is provided with refrigerant detector, the refrigerant pipeline outlet of described water cooling heat exchanger is provided with electronic throttle assembly, and described electronic throttle assembly and described refrigerant detector are all electrically connected to described electrically-controlled component; Between the refrigerant pipeline import of described water cooling heat exchanger and described oil eliminator, be provided with the check valve of the refrigerant pipeline import conducting to described water cooling heat exchanger from described oil eliminator.
Preferably, on the mainboard of described electrically-controlled component, be provided with the refrigerant detector detection port being connected with described refrigerant detector and the electronic throttle assembly control port being connected with described electronic throttle assembly.
Preferably, described electronic throttle assembly control port is also connected with described compressor.
Preferably, described electronic throttle assembly is electric expansion valve, magnetic valve, is in series with the combination of magnetic valve capillaceous or above-mentioned part.
From technique scheme, can find out, single cold water source multi-connected machine provided by the invention, comprise compressor, oil eliminator, water cooling heat exchanger and electrically-controlled component, wherein, the outlet of compressor is connected with the refrigerant pipeline import of water cooling heat exchanger by oil eliminator, the delivery port of water cooling heat exchanger is provided with refrigerant detector, and the refrigerant pipeline outlet of water cooling heat exchanger is provided with electronic throttle assembly, and electronic throttle assembly and refrigerant detector are all electrically connected to electrically-controlled component; Between the refrigerant pipeline import of water cooling heat exchanger and oil eliminator, be provided with the check valve of the refrigerant pipeline import conducting to water cooling heat exchanger from oil eliminator;
In use, complete machine obtain electric after, if compressor cuts out, electronic throttle assembly is closed, if compressor start, electronic throttle assembly is opened; When refrigerant detector detects while having refrigerant in water, feed back signal to immediately electrically-controlled component, electrically-controlled component is controlled complete machine and is shut down, and closes electronic throttle assembly simultaneously, and this has just cut off the connection of compressor and water cooling heat exchanger, and water cannot enter compressor along refrigerant pipeline; After maintenance personal carries out respective handling, it is normal that electrically-controlled component detects refrigerant detector feedback signal, and system just can be opened;
This single cold water source multi-connected machine compared with prior art, do not need to carry out large change, be convenient to repacking and manufacture, by the delivery port at water cooling heat exchanger, be provided with refrigerant detector, make it to the water outlet of water cooling heat exchanger detect timely and by signal feedback to electrically-controlled component, by electrically-controlled component, control the electronic throttle assembly of water cooling heat exchanger refrigerant pipeline outlet, can stop in time water to flow to compressor from refrigerant pipeline outlet, between refrigerant pipeline import and oil eliminator, check valve is set simultaneously, avoided water to reflux to compressor from refrigerant pipeline import, with this, reach and avoid water along refrigerant pipeline, to enter the object of compressor, protected compressor, reduced maintenance cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of single cold water source multi-connected machine that Fig. 1 provides for the embodiment of the present invention.
The specific embodiment
The invention provides a kind of single cold water source multi-connected machine, to reach, can in time the leakage of refrigerant in water cooling heat exchanger be detected and be reacted, avoid water to enter compressor along refrigerant pipeline, reduce the object of maintenance cost.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the structural representation of single cold water source multi-connected machine that Fig. 1 provides for the embodiment of the present invention.
A kind of single cold water source multi-connected machine provided by the invention, comprises compressor 7, oil eliminator 6, water cooling heat exchanger 1 and electrically-controlled component 5.
Wherein, the outlet of compressor 7 is connected with the refrigerant pipeline import of water cooling heat exchanger 1 by oil eliminator 6, the delivery port of water cooling heat exchanger 1 is provided with refrigerant detector 2, the refrigerant pipeline outlet of water cooling heat exchanger 1 is provided with electronic throttle assembly 4, and electronic throttle assembly 4 and refrigerant detector 2 are all electrically connected to electrically-controlled component 5; Between the refrigerant pipeline import of water cooling heat exchanger 1 and oil eliminator 6, be provided with the check valve 3 of the refrigerant pipeline import conducting to water cooling heat exchanger 1 from oil eliminator 6.
Compared with prior art, single cold water source multi-connected machine provided by the invention, in use, complete machine obtain electric after, if compressor 7 cuts out, electronic throttle assembly 4 is closed, if compressor 7 starts, electronic throttle assembly 4 is opened; When refrigerant detector 2 detects while having refrigerant in water, feed back signal to immediately electrically-controlled component 5, electrically-controlled component 5 is controlled complete machine and is shut down, and closes electronic throttle assembly 4 simultaneously, this has just cut off the connection of compressor 7 and water cooling heat exchanger 1, and water cannot enter compressor 7 along refrigerant pipeline; After maintenance personal carries out respective handling, it is normal that electrically-controlled component 5 detects refrigerant detector 2 feedback signals, and system just can be opened;
This single cold water source multi-connected machine does not compared with prior art need to carry out large change, be convenient to repacking and manufacture, by the delivery port at water cooling heat exchanger 1, be provided with refrigerant detector 2, make it to the leakage of refrigerant in water cooling heat exchanger 1 detect timely and by signal feedback to electrically-controlled component 5, by electrically-controlled component 5, control the electronic throttle assembly 4 of water cooling heat exchanger 1 refrigerant pipeline outlet, can stop in time water to flow to compressor 7 from refrigerant pipeline outlet, between refrigerant pipeline import and oil eliminator 6, check valve 3 is set simultaneously, avoided water to reflux to compressor 7 from refrigerant pipeline import, with this, reach and avoid water along refrigerant pipeline, to enter the object of compressor 7, protected compressor 7, reduced maintenance cost.
In order can to obtain in time the feedback signal of refrigerant detector 2 and to cut off fast being connected between water cooling heat exchanger 1 and compressor 7, in embodiments of the present invention, on the mainboard of electrically-controlled component 5, be provided with the refrigerant detector detection port being connected with refrigerant detector 2 and the electronic throttle assembly control port being connected with electronic throttle assembly 4.
Further, due in use, the unlatching of electronic throttle assembly 4 or close and be all accompanied by the unlatching of compressor 7 or close, therefore, in embodiments of the present invention, electronic throttle assembly control port is also connected with compressor 7.
Electronic throttle assembly 4 can adopt multiple device, in embodiments of the present invention, electronic throttle assembly 4 for electric expansion valve, magnetic valve, be in series with the combination of magnetic valve capillaceous or above-mentioned part.
In this description, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. a single cold water source multi-connected machine, comprise compressor (7), oil eliminator (6), water cooling heat exchanger (1) and electrically-controlled component (5), the outlet of described compressor (7) is connected with the refrigerant pipeline import of described water cooling heat exchanger (1) by described oil eliminator (6), it is characterized in that, the delivery port of described water cooling heat exchanger (1) is provided with refrigerant detector (2), the refrigerant pipeline outlet of described water cooling heat exchanger (1) is provided with electronic throttle assembly (4), described electronic throttle assembly (4) and described refrigerant detector (2) are all electrically connected to described electrically-controlled component (5), between the refrigerant pipeline import of described water cooling heat exchanger (1) and described oil eliminator (6), be provided with the check valve (3) of the refrigerant pipeline import conducting to described water cooling heat exchanger (1) from described oil eliminator (6).
2. single cold water source multi-connected machine according to claim 1, it is characterized in that, on the mainboard of described electrically-controlled component (5), be provided with the refrigerant detector detection port being connected with described refrigerant detector (2) and the electronic throttle assembly control port being connected with described electronic throttle assembly (4).
3. single cold water source multi-connected machine according to claim 2, is characterized in that, described electronic throttle assembly control port is also connected with described compressor (7).
4. single cold water source multi-connected machine according to claim 1, is characterized in that, described electronic throttle assembly (4) is electric expansion valve, magnetic valve, be in series with the combination of magnetic valve capillaceous or above-mentioned part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410398220.4A CN104121737A (en) | 2014-08-13 | 2014-08-13 | Single cooling water source multi-on line unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410398220.4A CN104121737A (en) | 2014-08-13 | 2014-08-13 | Single cooling water source multi-on line unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104121737A true CN104121737A (en) | 2014-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410398220.4A Pending CN104121737A (en) | 2014-08-13 | 2014-08-13 | Single cooling water source multi-on line unit |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06249554A (en) * | 1993-02-23 | 1994-09-06 | Mitsubishi Heavy Ind Ltd | Water-cooled air conditioner |
| CN1782575A (en) * | 2004-11-29 | 2006-06-07 | 乐金电子(天津)电器有限公司 | Device and method for controlling cold medium leakage of pipe fitting of one dragging more air conditioner |
| CN202470264U (en) * | 2012-02-29 | 2012-10-03 | 深圳市立雅水务发展有限公司 | Water source heat pump central air conditioning system |
| CN203671764U (en) * | 2013-10-29 | 2014-06-25 | 广东美的暖通设备有限公司 | Multi-online system |
| CN203704480U (en) * | 2013-11-08 | 2014-07-09 | 广东美的暖通设备有限公司 | Air-cooled cold and hot water unit |
| US20140196483A1 (en) * | 2011-09-13 | 2014-07-17 | Mitsubishi Electric Corporation | Heat pump apparatus and method of controlling heat pump apparatus |
-
2014
- 2014-08-13 CN CN201410398220.4A patent/CN104121737A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06249554A (en) * | 1993-02-23 | 1994-09-06 | Mitsubishi Heavy Ind Ltd | Water-cooled air conditioner |
| CN1782575A (en) * | 2004-11-29 | 2006-06-07 | 乐金电子(天津)电器有限公司 | Device and method for controlling cold medium leakage of pipe fitting of one dragging more air conditioner |
| US20140196483A1 (en) * | 2011-09-13 | 2014-07-17 | Mitsubishi Electric Corporation | Heat pump apparatus and method of controlling heat pump apparatus |
| CN202470264U (en) * | 2012-02-29 | 2012-10-03 | 深圳市立雅水务发展有限公司 | Water source heat pump central air conditioning system |
| CN203671764U (en) * | 2013-10-29 | 2014-06-25 | 广东美的暖通设备有限公司 | Multi-online system |
| CN203704480U (en) * | 2013-11-08 | 2014-07-09 | 广东美的暖通设备有限公司 | Air-cooled cold and hot water unit |
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Application publication date: 20141029 |