CN106813428A - A kind of refrigerating circulatory device with Liquid level - Google Patents
A kind of refrigerating circulatory device with Liquid level Download PDFInfo
- Publication number
- CN106813428A CN106813428A CN201710192819.6A CN201710192819A CN106813428A CN 106813428 A CN106813428 A CN 106813428A CN 201710192819 A CN201710192819 A CN 201710192819A CN 106813428 A CN106813428 A CN 106813428A
- Authority
- CN
- China
- Prior art keywords
- evaporator
- liquid level
- outer cylinder
- cylinder body
- control device
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 56
- 239000012530 fluid Substances 0.000 claims abstract description 38
- 239000003507 refrigerant Substances 0.000 claims abstract description 15
- 230000008676 import Effects 0.000 claims description 9
- 239000011229 interlayer Substances 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 abstract description 14
- 230000008020 evaporation Effects 0.000 abstract description 11
- 238000005057 refrigeration Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 230000002706 hydrostatic effect Effects 0.000 abstract description 6
- 240000007594 Oryza sativa Species 0.000 abstract description 2
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 2
- 235000009566 rice Nutrition 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The present invention relates to a kind of refrigerating circulatory device with Liquid level, including low pressure recycle cylinder, refrigerated medium pump, stop valve, filter, magnetic valve, evaporator feed flow collector, evaporator, evaporator return-air collector, fluid level control device.Fluid level controller is housed on fluid level control device cylinder, will be stopped when liquid level reaches control point in fluid level control device to feed flow in evaporator, when evaporator puts lower section H in low pressure recycle bucket position（H ＞ 5）During the rice above, prevent refrigerant liquid from hydrostatic column is formed in evaporation, so as to influence refrigeration.The present invention has simple structure, eliminates hydrostatic column, maintains evaporator evaporation temperature and low pressure recycle bucket close, the advantage of good refrigeration effect.
Description
Technical field：
The present invention relates to a kind of refrigerating circulatory device with Liquid level, in particularly suitable pump feed flow or gravity force liquid-supply system.
Background technology：
It is currently to be directly entered evaporator by valve again by refrigerated medium pump from low pressure recycle bucket, refrigerant liquid is steaming
Heat absorption evaporation, returns to low pressure and follows with refrigerant liquid mixture from evaporator refrigerant gas out by muffler in hair device
Ring bucket, when low pressure recycle bucket is larger with evaporator vertical range, evaporator inside is easily formed because fluid column effect produces pressure
Power △ P, if evaporating pressure P1 in low pressure recycle bucket, then evaporimeter internal pressure is P1+ △ P, inevitable due to being saturation state
Evaporating temperature in evaporator is caused to rise, so as to influence refrigeration.
The content of the invention：
The invention aims to overcome the shortcomings of the above, there is provided a kind of simple structure, eliminate hydrostatic column, be able to maintain that evaporation
Device evaporating temperature is close with low pressure recycle bucket, the refrigeration preferably refrigerating circulatory device with Liquid level.
The purpose of the present invention is achieved through the following technical solutions：A kind of refrigerating circulatory device with Liquid level, including
Low pressure recycle bucket, the bottom of the low pressure recycle bucket is connected with refrigerated medium pump by pipeline, and refrigerant liquid is in the refrigerated medium pump
In the presence of, the first stop valve, filter, magnetic valve and the second stop valve are sequentially passed through, into evaporator feed flow collector, in institute
State evaporator feed flow collector to install on an evaporator, one end of muffler, the muffler are also associated with the evaporator
The other end be connected by fluid level control device and low pressure recycle barrel,
Further improvement of the present invention is：The fluid level control device includes cylinder, end socket and connected entrance, in the cylinder
Upper end is provided with end socket, and connected entrance is connected with the lower end of the cylinder, and inlet and outlet is provided with the cylinder, it is described go out
Cylinder below mouthful is provided with Liquid level mouthful.
Further improvement of the present invention is：The fluid level control device includes outer cylinder body, inner barrel with holes, end socket and company
Port, is provided with inner cylinder with holes in the outer cylinder body, inlet and outlet is provided with the outer cylinder body top, below the outlet
Outer cylinder body on be connected with Liquid level mouthful, be connected with connected entrance, the import and outer cylinder body in the bottom of the outer cylinder body
Barrel is oriented in a tangential direction into outer cylinder body and the interlayer of inner barrel with holes, and the outlet is in outer inner barrel porch to top
Bending, the inner cylinder with holes is connected by cushion block with outer cylinder body.
Further improvement of the present invention is：The logical check valve in the fluid level control device bottom is connected with feed flow collector.
The present invention has advantages below compared with prior art：
Simple structure, eliminate hydrostatic column, be able to maintain that evaporator evaporation temperature and low pressure recycle bucket is close, good refrigeration effect.
Brief description of the drawings：
Fig. 1 is the structural representation of the first implementation method of the invention；
Fig. 2 is the structural representation of fluid level control device；
Fig. 3 is the structural representation of another embodiment of the present invention；
Fig. 4 is the top view of Fig. 3；
Fig. 5 is gas-liquid separation device principle；
Label in Fig. 1,2：1- low pressure recycles bucket, 2- refrigerated medium pumps, the stop valves of 3- first, 4- filters, 5- magnetic valves, 6- second
Stop valve, 7- check valves, 8- evaporator feed flows collector, 9- evaporators, 10- mufflers, 11- fluid level control devices, 11-1-
Body, 11-2- end sockets, 11-3- connected entrances, 11-4- imports, 11-5- outlets, 11-6- Liquid levels mouthful.
Label in Fig. 3：11a1- outer cylinder bodies, 11f- inner barrel with holes, 11a2- end sockets, 11b- connected entrances, 11d- imports,
11e- outlets, 11g- cushion blocks.
Specific embodiment：
In order to deepen the understanding of the present invention, below in conjunction with embodiment and accompanying drawing, the invention will be further described, the implementation
Example is only used for explaining the present invention, is not intended to limit the scope of the present invention..
As Fig. 1-5 shows a kind of several embodiments of the refrigerating circulatory device with Liquid level of the present invention：
Embodiment 1：
A kind of refrigerating circulatory device with Liquid level, including low pressure recycle bucket 1, the bottom of the low pressure recycle bucket 1 is by pipe
Road is connected with refrigerated medium pump 2, and refrigerant liquid sequentially passes through the first stop valve 3, filter in the presence of the refrigerated medium pump 2
4th, the stop valve 6 of magnetic valve 5 and second, into evaporator feed flow collector 8, evaporator 9 is arranged in the evaporator feed flow collector 8
On, one end of muffler 10 is also associated with the evaporator 9, the other end of the muffler 10 passes through fluid level control device
11 are connected with low pressure recycle bucket 1；Refrigerant liquid heat absorption evaporation in the evaporator 9, evaporator air after evaporation with do not evaporate
Refrigerant liquid enter evaporator return-air collector 10, then by pipeline enter low pressure recycle cylinder 1, continue cycling through.In evaporation
One fluid level control device 11, the bottom of fluid level control device 11 and feed flow collection are housed between device feed flow collector 8 and return-air collector 10
Check valve 7 is housed, to ensure that the refrigerant liquid come from refrigerated medium pump 2 must not enter in fluid level control device between pipe.Liquid
Level control device top connects with evaporator return-air collector 10, and fluid level control device top is direct-connected with low pressure recycle bucket by pipeline
Connect；The fluid level control device 11 includes cylinder 11-1, end socket 11-2 and connected entrance 11-3, is set in the upper end of the cylinder 11-1
Have end socket 11-2, connected entrance 11-3 be connected with the lower end of the cylinder 11-1, be provided with the cylinder 11 import 11-4 and
Outlet 11-5, is provided with Liquid level mouthful 11-6, under the fluid level control device on the cylinder 11-1 below the outlet 11-5
The logical check valve 4 in portion is connected with feed flow collector 8, prevents from entering fluid level control device by the liquid of refrigerated medium pump, by gasification
Refrigerant air-liquid mixing valve enters fluid level control device by return-air collector, and gas-liquid separation, gas are carried out in fluid level control device
Body enters low pressure recycle bucket by muffler, and liquid is collected at fluid level control device bottom, when liquid level reaches control mouth, feed flow
Magnetic valve 5 is closed, and is stopped to the feed flow of evaporator 9, and fluid level control device lower liquid is freezed into evaporator.
Embodiment 2：
A kind of refrigerating circulatory device with Liquid level, including low pressure recycle bucket 1, the bottom of the low pressure recycle bucket 1 is by pipe
Road is connected with refrigerated medium pump 2, and refrigerant liquid sequentially passes through the first stop valve 3, filter 4 in the presence of the refrigerated medium pump 2
With magnetic valve 5, into evaporator feed flow collector 8, it is arranged on evaporator 9 in the evaporator feed flow collector 8, in the evaporation
One end of muffler 10 is also associated with device 9, the other end of the muffler 10 passes through fluid level control device 11 and low pressure recycle
Bucket 1 is connected, and the fluid level control device 11 includes outer cylinder body 11a1, inner barrel 11f with holes, end socket 11a2 and connected entrance 11b,
Inner cylinder 11f with holes is provided with the outer cylinder body 11a1-1, import 11d and outlet 11e are provided with the outer cylinder body 11a1 tops,
Liquid level mouthful 11c is connected with outer cylinder body 11a1 below the outlet 11e, is connected with the bottom of the outer cylinder body 11a1
The barrel of connected entrance 11b, the import 11d and outer cylinder body 11f is oriented in a tangential direction into outer cylinder body 11a1 and inner barrel 11f with holes
Interlayer in, the outlet 11e at outer cylinder body 11a1 interior inlets to upper bend, the inner cylinder 11f with holes pass through cushion block
11g is connected with outer cylinder body 11a1；The logical check valve 4 in the fluid level control device bottom is connected with feed flow collector 8, prevents by refrigeration
The liquid of agent pump enters fluid level control device.Liquid level is entered by return-air collector by the refrigerant air-liquid mixing valve for gasifying
Device, carries out gas-liquid separation in fluid level control device, and gas enters low pressure recycle bucket by muffler, and liquid is collected at liquid level
Control device bottom, when liquid level reaches control mouth, liquid supply electromagnetic valve 5 is closed, and is stopped to the feed flow of evaporator 9, Liquid level dress
Lower liquid is put to be freezed into evaporator.It is this relatively above a kind of fluid level control device, gas-liquid separation effect more preferably because
Refrigerant air-liquid mixture, by return-air collector 10, enters, due to air-flow from evaporator 9 along the inwall of fluid level control device 11
Into, with certain speed, so carrying out gas-liquid centrifugation in the fluid level control device 11, making gas during fluid level control device
Liquid separating effect is more preferable.
Simple structure of the present invention, eliminate hydrostatic column, be able to maintain that evaporator evaporation temperature and low pressure recycle bucket is close, refrigeration
Effect is good.Fluid level controller is housed on fluid level control device cylinder, will be stopped when liquid level reaches control point in fluid level control device
Only to feed flow in evaporator, when evaporator puts lower section H in low pressure recycle bucket position（H ＞ 5）During the rice above, refrigerant liquid is prevented
Hydrostatic column is formed in evaporation, so as to influence refrigeration.
The another statement of applicant, the present invention illustrates implementation method of the invention and apparatus structure by above-described embodiment,
But the invention is not limited in above-mentioned implementation method, that is, do not mean that the present invention has to rely on the above method and structure could be real
Apply.Person of ordinary skill in the field it will be clearly understood that any improvement in the present invention, to implementation method selected by the present invention etc.
Effect replacement and addition, the selection of concrete mode of step etc., all fall within protection scope of the present invention and scope of disclosure.
The present invention is not limited to above-mentioned implementation method, it is all using and similar structure of the invention and its method realize the present invention
All modes of purpose, within protection scope of the present invention.
Claims (4)
1. a kind of refrigerating circulatory device with Liquid level, it is characterised in that：Including low pressure recycle bucket（1）, the low pressure recycle
Bucket（1）Bottom refrigerated medium pump is connected with by pipeline（2）, refrigerant liquid is in the refrigerated medium pump（2）In the presence of, pass through successively
Cross the first stop valve（3）, filter（4）Magnetic valve（5）With the second stop valve（6）, into evaporator feed flow collector（8）, institute
State evaporator feed flow collector（8）Installed in evaporator（9）On, in the evaporator（9）On be also associated with muffler（10）One
End.
2. muffler described in（10）The other end pass through fluid level control device（11）With low pressure recycle bucket（1）It is connected,
Refrigerating circulatory device with Liquid level according to claim 1, it is characterised in that：The fluid level control device
（11）Including cylinder（11-1）, end socket（11-2）And connected entrance（11-3）, in the cylinder（11-1）Upper end be provided with end socket
（11-2）, in the cylinder（11-1）Lower end be connected with connected entrance（11-3）, in the cylinder（11）It is provided with import（11-
4）And outlet（11-5）, in the outlet（11-5）The cylinder of lower section（11-1）It is provided with Liquid level mouthful（11-6）.
3. the refrigerating circulatory device with Liquid level according to claim 1, it is characterised in that：The fluid level control device
（11）Including outer cylinder body（11a1）, inner barrel with holes（11f）, end socket（11a2）And connected entrance（11b）, in the outer cylinder body
（11a1-1）Inside it is provided with inner cylinder with holes（11f）, in the outer cylinder body（11a1）Top is provided with import（11d）And outlet（11e）,
The outlet（11e）The outer cylinder body of lower section（11a1）On be connected with Liquid level mouthful（11c）, in the outer cylinder body（11a1）Under
Portion is connected with connected entrance（11b）, the import（11d）With outer cylinder body（11f）Barrel be oriented in a tangential direction and enter outer cylinder body
（11a1）With inner barrel with holes（11f）Interlayer in, the outlet（11e）In outer cylinder body（11a1）It is curved to top at interior inlet
Song, the inner cylinder with holes（11f）By cushion block（11g）With outer cylinder body（11a1）Connection.
4. the refrigerating circulatory device with Liquid level according to Claims 2 or 3, it is characterised in that：The Liquid level
Device bottom leads to check valve（7）With feed flow collector（8）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710192819.6A CN106813428A (en) | 2017-03-28 | 2017-03-28 | A kind of refrigerating circulatory device with Liquid level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710192819.6A CN106813428A (en) | 2017-03-28 | 2017-03-28 | A kind of refrigerating circulatory device with Liquid level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106813428A true CN106813428A (en) | 2017-06-09 |
Family
ID=59116638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710192819.6A Pending CN106813428A (en) | 2017-03-28 | 2017-03-28 | A kind of refrigerating circulatory device with Liquid level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106813428A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629091A (en) * | 2021-01-12 | 2021-04-09 | 乳山市创新新能源科技有限公司 | LNG cold energy recovery and ice making system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0697087A1 (en) * | 1994-03-03 | 1996-02-21 | General Electric Company | Refrigerant flow rate control based on liquid level in dual evaporator two-stage refrigeration cycles |
| CN2241849Y (en) * | 1995-07-25 | 1996-12-04 | 陈乃贤 | Inforced mixing circulation liquid supply arrangement |
| CN101368775A (en) * | 2008-10-08 | 2009-02-18 | 天津商业大学 | Natural circulation gravity force liquid-supply evaporator |
| JP2011038704A (en) * | 2009-08-11 | 2011-02-24 | Mayekawa Mfg Co Ltd | Method and device for circulating refrigerant to low-pressure liquid receiving apparatus in refrigeration unit |
| CN205784059U (en) * | 2016-05-17 | 2016-12-07 | 台州龙江化工机械科技有限公司 | A kind of ammonia circulation barrel combination unit |
| CN206803570U (en) * | 2017-03-28 | 2017-12-26 | 南通四方冷链装备股份有限公司 | A kind of refrigerating circulatory device with Liquid level |
-
2017
- 2017-03-28 CN CN201710192819.6A patent/CN106813428A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0697087A1 (en) * | 1994-03-03 | 1996-02-21 | General Electric Company | Refrigerant flow rate control based on liquid level in dual evaporator two-stage refrigeration cycles |
| CN2241849Y (en) * | 1995-07-25 | 1996-12-04 | 陈乃贤 | Inforced mixing circulation liquid supply arrangement |
| CN101368775A (en) * | 2008-10-08 | 2009-02-18 | 天津商业大学 | Natural circulation gravity force liquid-supply evaporator |
| JP2011038704A (en) * | 2009-08-11 | 2011-02-24 | Mayekawa Mfg Co Ltd | Method and device for circulating refrigerant to low-pressure liquid receiving apparatus in refrigeration unit |
| CN205784059U (en) * | 2016-05-17 | 2016-12-07 | 台州龙江化工机械科技有限公司 | A kind of ammonia circulation barrel combination unit |
| CN206803570U (en) * | 2017-03-28 | 2017-12-26 | 南通四方冷链装备股份有限公司 | A kind of refrigerating circulatory device with Liquid level |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629091A (en) * | 2021-01-12 | 2021-04-09 | 乳山市创新新能源科技有限公司 | LNG cold energy recovery and ice making system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170609 |
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| RJ01 | Rejection of invention patent application after publication |