CN104807251A - Air cooling heat pump module water machine - Google Patents
Air cooling heat pump module water machine Download PDFInfo
- Publication number
- CN104807251A CN104807251A CN201510260803.5A CN201510260803A CN104807251A CN 104807251 A CN104807251 A CN 104807251A CN 201510260803 A CN201510260803 A CN 201510260803A CN 104807251 A CN104807251 A CN 104807251A
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- CN
- China
- Prior art keywords
- cooling heat
- heat exchanger
- refrigerant
- water cooling
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/001—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems in which the air treatment in the central station takes place by means of a heat-pump or by means of a reversible cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/36—Responding to malfunctions or emergencies to leakage of heat-exchange fluid
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an air cooling heat pump module water machine which comprises a compressor, a water cooling heat exchanger, an air cooling heat exchanger connected with the refrigerant inlet end of the water cooling heat exchanger and a four-way valve connected with the refrigerant outlet end of the water cooling heat exchanger. The air cooling heat pump module water machine further comprises an electronic throttle assembly arranged between the water cooling heat exchanger and the air cooling heat exchanger, an electric switch assembly arranged between the water cooling heat exchanger and the four-way valve, and a refrigerant detector arranged at a water outlet of the water cooling heat exchanger and used for detecting the concentration of a refrigerant; when the concentration detected by the refrigerant detector is larger than a preset value, the electronic throttle assembly, the electric switch assembly and the compressor are all controlled to be closed. When the concentration of the refrigerant detected by the refrigerant detector reaches a preset value, the water cooling heat exchanger is proved to leak; the refrigerant detector sends out a signal to control the shut-down operation of the compressor, the electronic throttle assembly and the electric switch assembly, namely the connection between a refrigerant pipeline and the water cooling heat exchanger is cut off, so that leaked water cannot enter the refrigerant pipeline, the potential safety hazards of the compressor is reduced; the supply of the refrigerant is cut off, so that the waste of the refrigerant is reduced.
Description
Technical field
The present invention relates to air-conditioning technique field, in particular, relate to a kind of air-cooled heat pump module water machine.
Background technology
Air-cooled cold (heat) water unit is cold (heat) source with air, take water as cooling (heat) medium, as the integrated central air conditioning equipment of air-conditioning system cold (heat) source dual-purpose type.
Usual air-cooled cold (heat) water unit comprises air cooling heat exchanger and water cooling heat exchanger, wherein air cooling heat exchanger is connected with water cooling heat exchanger, and air cooling heat exchanger is connected with compressor, the other end of water cooling heat exchanger is also connected with compressor, and namely this water cooling heat exchanger is connected with refrigerant pipeline.
In existing air-to-water heat pump, because many-sided problems such as water quality easily cause water cooling heat exchanger to leak, and to reveal also be the most common be also affect the most serious fault, and water cooling heat exchanger is once leak, refrigerant and water will interpenetrate, refrigerant can be caused to enter the water system of water cooling heat exchanger, cause the waste of refrigerant; In addition, water also can enter into refrigerant pipeline, and once water inlet in refrigerant pipeline, whole refrigerant pipeline system cannot use, and compressor is once water inlet, and will burn compressor, even if do not burn in the short time, compressor also cannot use.This had both been unfavorable for maintenance, damaged company's interest again simultaneously.
Therefore, how anti-sealing enters refrigerant, to improve the security of compressor, is the current technical issues that need to address of those skilled in the art.
Summary of the invention
In view of this, the invention provides a kind of air-cooled heat pump module water machine, anti-sealing enters refrigerant, to improve the security of compressor.
For achieving the above object, the invention provides following technical scheme:
A kind of air-cooled heat pump module water machine, the cross valve comprising compressor, water cooling heat exchanger, the air cooling heat exchanger be connected with the refrigerant entrance point of described water cooling heat exchanger and be connected with the refrigerant exit end of described water cooling heat exchanger, it also comprises:
Be arranged on the electronic throttle assembly between described water cooling heat exchanger and described air cooling heat exchanger;
Be arranged on the motor switch assembly between described water cooling heat exchanger and described cross valve;
Be arranged on described water cooling heat exchanger water outlet end, for detecting the refrigerant survey meter of refrigerant concentration, and send signal when the concentration that described refrigerant survey meter detects is greater than preset value and control described electronic throttle assembly, described motor switch assembly and described compressor and all close.
Preferably, in above-mentioned air-cooled heat pump module water machine, described refrigerant survey meter is connected with the unit automatically controlled signal of this air-cooled heat pump module water machine, and the automatically controlled and described electronic throttle assembly of described unit, described motor switch assembly and described compressor are all electrically connected.
Preferably, in above-mentioned air-cooled heat pump module water machine, described electronic throttle assembly is arranged on the connecting line between described air cooling heat exchanger and described water cooling heat exchanger.
Preferably, in above-mentioned air-cooled heat pump module water machine, described electronic throttle assembly is magnetic valve and capillary module, electric expansion valve or magnetic valve.
Preferably, in above-mentioned air-cooled heat pump module water machine, described motor switch assembly is arranged on the pipeline between described water cooling heat exchanger and described cross valve, and near described cross valve.
Preferably, in above-mentioned air-cooled heat pump module water machine, described motor switch assembly is that electric expansion valve is or/and magnetic valve.
Preferably, in above-mentioned air-cooled heat pump module water machine, described refrigerant survey meter is arranged on the water outlet of described water cooling heat exchanger.
Known via above-mentioned technical scheme, compared with prior art, the invention discloses a kind of air-cooled heat pump module water machine, the cross valve comprising compressor, water cooling heat exchanger, the air cooling heat exchanger be connected with the refrigerant entrance point of water cooling heat exchanger and be connected with the refrigerant exit end of water cooling heat exchanger, it also comprises: be arranged on the electronic throttle assembly between water cooling heat exchanger and air cooling heat exchanger; Be arranged on the motor switch assembly between water cooling heat exchanger and cross valve; Be arranged on water cooling heat exchanger water outlet for detecting the refrigerant survey meter of refrigerant concentration, and send signal when the concentration that refrigerant survey meter detects is greater than preset value and control electronic throttle assembly, motor switch assembly and compressor and all close.When refrigerant survey meter detects that the refrigerant concentration of the water outlet end of water cooling heat exchanger reaches preset value, namely illustrate and may leak between the water side system of water cooling heat exchanger and coolant system, now, refrigerant survey meter sends that signal controls compressor, electronic throttle assembly, motor switch assembly are all closed, namely the refrigerant pipeline of unit and the connection of water cooling heat exchanger is cut off, ensure that the water revealed cannot enter in refrigerant pipeline, thus reduce the potential safety hazard of compressor; In addition, cut off the supply of refrigerant, reduced the waste of refrigerant.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation of Fig. 1 connection of the water cooling heat exchanger of air-cooled heat pump module water machine disclosed in the embodiment of the present invention;
The structural representation of Fig. 2 air-cooled heat pump module water machine disclosed in the embodiment of the present invention.
Detailed description of the invention
Core of the present invention is to provide a kind of air-cooled heat pump module water machine, and anti-sealing enters refrigerant, to improve the security of compressor.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As depicted in figs. 1 and 2, the invention discloses a kind of air-cooled heat pump module water machine, the cross valve 3 comprising compressor 1, water cooling heat exchanger 4, the air cooling heat exchanger 2 be connected with the refrigerant entrance point of water cooling heat exchanger 4 and be connected with the refrigerant exit end of water cooling heat exchanger 4, it also comprises: be arranged on the electronic throttle assembly 5 between water cooling heat exchanger 4 and air cooling heat exchanger 2; Be arranged on the motor switch assembly 6 between water cooling heat exchanger 4 and cross valve 3; Be arranged on water cooling heat exchanger 4 water outlet for detecting the refrigerant survey meter 7 of refrigerant concentration, and send signal when the concentration that refrigerant survey meter 7 detects is greater than preset value and control electronic throttle assembly 5, motor switch assembly 6 and compressor 1 and all close.
When refrigerant survey meter 7 detects that the refrigerant concentration of the water outlet end of water cooling heat exchanger 4 reaches preset value, namely illustrate and may leak between the water side system of water cooling heat exchanger 4 and coolant system, now, refrigerant survey meter 7 sends that signal controls compressor 1, electronic throttle assembly 5, motor switch assembly 6 are all closed, namely the refrigerant pipeline of unit and the connection of water cooling heat exchanger 4 is cut off, ensure that the water revealed cannot enter in refrigerant pipeline, thus reduce the potential safety hazard of compressor 1; In addition, cut off the supply of refrigerant, reduced the waste of refrigerant.
In the application, refrigerant survey meter 7 is connected with automatically controlled 8 signals of unit of this air-cooled heat pump module water machine, and is electrically connected automatically controlled for unit 8 with electronic throttle assembly 5, motor switch assembly 6 and compressor 1 simultaneously.During work, when refrigerant survey meter 7 detects that the concentration of refrigerant reaches preset value, just send signal to unit automatically controlled 8.Then row relax of going forward side by side after unit automatically controlled 8 receives signal controls electronic throttle assembly 5 and disconnects air cooling heat exchanger 2 and the connection of water cooling heat exchanger 4, avoids refrigerant to continue to enter water cooling heat exchanger 4, reduces the waste of refrigerant; Unit automatically controlled 8 controls the connection that motor switch assembly 6 disconnects cross valve 3 and water cooling heat exchanger 4 simultaneously, avoids refrigerant return to refrigerant pipeline, reduces the damage to compressor 1; In addition, also control compressor 1 and quit work, avoid the waste of the energy.In practice, other control system also can be adopted to be connected with refrigerant survey meter 7.
In specific embodiment, above-mentioned electronic throttle assembly 5 is arranged on the connecting line between air cooling heat exchanger 2 and water cooling heat exchanger 4, to avoid after water cooling heat exchanger 4 leaks, the water leaked enters in the refrigerant of being discharged by air cooling heat exchanger 2, and enters air cooling heat exchanger 2 when there is refluence.Reduce further by above-mentioned setting the possibility that water enters refrigerant pipeline, thus reduce further the potential safety hazard of compressor 1.
Disclosed electronic throttle assembly 5 is magnetic valve and capillary module, electric expansion valve or magnetic valve in one embodiment, also can select in practice above-mentioned arbitrarily both.
In further embodiment, motor switch assembly 6 is arranged on the pipeline between water cooling heat exchanger 4 and cross valve 3, and near cross valve 3.Provide the range of circulating flow to the refrigerant being mixed with water by above-mentioned setting, the security of the unit do not needed repairing can be improved.Length for the pipeline between water cooling heat exchanger 4 from cross valve 3 can carry out setting according to different needs and all in protection domain.
The motor switch assembly 6 provided in the application is the combination that electric expansion valve or magnetic valve also can adopt both.The break-make to pipeline between cross valve 3 and water cooling heat exchanger 4 is realized by the break-make of electric expansion valve and magnetic valve.
In order to optimize technique scheme, refrigerant survey meter 7 is arranged on the water outlet of water cooling heat exchanger 4, namely as far as possible near the delivery port of water cooling heat exchanger 4, to ensure that this refrigerant survey meter 7 can detect whether water cooling heat exchanger 4 leaks in time, and close electronic throttle assembly 5, motor switch assembly 6 and compressor 1 in time afterwards in leakage, enter refrigerant pipeline to prevent the water of water cold heat exchanger 4.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. an air-cooled heat pump module water machine, the cross valve (3) comprising compressor (1), water cooling heat exchanger (4), the air cooling heat exchanger (2) be connected with the refrigerant entrance point of described water cooling heat exchanger (4) and be connected with the refrigerant exit end of described water cooling heat exchanger (4), it is characterized in that, also comprise:
Be arranged on the electronic throttle assembly (5) between described water cooling heat exchanger (4) and described air cooling heat exchanger (2);
Be arranged on the motor switch assembly (6) between described water cooling heat exchanger (4) and described cross valve (3);
Be arranged on described water cooling heat exchanger (4) water outlet end, for detecting the refrigerant survey meter (7) of refrigerant concentration, and send signal when the concentration that described refrigerant survey meter (7) detects is greater than preset value and control described electronic throttle assembly (5), described motor switch assembly (6) and described compressor (1) and all close.
2. air-cooled heat pump module water machine according to claim 1, it is characterized in that, described refrigerant survey meter (7) is connected with unit automatically controlled (8) signal of this air-cooled heat pump module water machine, and described unit automatically controlled (8) is all electrically connected with described electronic throttle assembly (5), described motor switch assembly (6) and described compressor (1).
3. air-cooled heat pump module water machine according to claim 1, is characterized in that, described electronic throttle assembly (5) is arranged on the connecting line between described air cooling heat exchanger (2) and described water cooling heat exchanger (4).
4. air-cooled heat pump module water machine according to claim 3, is characterized in that, described electronic throttle assembly (5) is magnetic valve and capillary module, electric expansion valve or magnetic valve.
5. air-cooled heat pump module water machine according to claim 1, it is characterized in that, described motor switch assembly (6) is arranged on the pipeline between described water cooling heat exchanger (4) and described cross valve (3), and near described cross valve (3).
6. air-cooled heat pump module water machine according to claim 5, is characterized in that, described motor switch assembly (6) for electric expansion valve or/and magnetic valve.
7. the air-cooled heat pump module water machine according to any one of claim 1-6, it is characterized in that, described refrigerant survey meter (7) is arranged on the water outlet of described water cooling heat exchanger (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510260803.5A CN104807251B (en) | 2015-05-20 | 2015-05-20 | Air cooling heat pump module water machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510260803.5A CN104807251B (en) | 2015-05-20 | 2015-05-20 | Air cooling heat pump module water machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104807251A true CN104807251A (en) | 2015-07-29 |
| CN104807251B CN104807251B (en) | 2017-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510260803.5A Active CN104807251B (en) | 2015-05-20 | 2015-05-20 | Air cooling heat pump module water machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN104807251B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110337571A (en) * | 2017-02-28 | 2019-10-15 | 三菱电机株式会社 | Heat pump utilizes equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202133041U (en) * | 2011-07-12 | 2012-02-01 | Tcl空调器(中山)有限公司 | Air conditioner system |
| EP2728280A1 (en) * | 2012-11-02 | 2014-05-07 | LG Electronics, Inc. | Air conditioner and control method thereof |
| CN104132492A (en) * | 2014-08-13 | 2014-11-05 | 广东志高暖通设备股份有限公司 | Single-cold-water-source multi-split air conditioner machine |
| CN104603557A (en) * | 2012-08-27 | 2015-05-06 | 大金工业株式会社 | Refrigeration system |
-
2015
- 2015-05-20 CN CN201510260803.5A patent/CN104807251B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202133041U (en) * | 2011-07-12 | 2012-02-01 | Tcl空调器(中山)有限公司 | Air conditioner system |
| CN104603557A (en) * | 2012-08-27 | 2015-05-06 | 大金工业株式会社 | Refrigeration system |
| EP2728280A1 (en) * | 2012-11-02 | 2014-05-07 | LG Electronics, Inc. | Air conditioner and control method thereof |
| CN104132492A (en) * | 2014-08-13 | 2014-11-05 | 广东志高暖通设备股份有限公司 | Single-cold-water-source multi-split air conditioner machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110337571A (en) * | 2017-02-28 | 2019-10-15 | 三菱电机株式会社 | Heat pump utilizes equipment |
| EP3591312A4 (en) * | 2017-02-28 | 2020-03-04 | Mitsubishi Electric Corporation | Apparatus using heat pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104807251B (en) | 2017-03-22 |
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Address after: 510000 No.1 by helongsha villager group, Shengli village, Lishui Town, Nanhai District, Foshan City, Guangdong Province Patentee after: Guangdong Kaili HVAC Co.,Ltd. Address before: 510000 No.1 by helongsha villager group, Shengli village, Lishui Town, Nanhai District, Foshan City, Guangdong Province Patentee before: GUANGDONG CHIGO HEATING AND VENTILATION EQUIPMENT Co.,Ltd. |