CN206420177U - A kind of energy saving ultralow temperature refrigerator-freezer refrigeration system - Google Patents
A kind of energy saving ultralow temperature refrigerator-freezer refrigeration system Download PDFInfo
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- CN206420177U CN206420177U CN201720083415.9U CN201720083415U CN206420177U CN 206420177 U CN206420177 U CN 206420177U CN 201720083415 U CN201720083415 U CN 201720083415U CN 206420177 U CN206420177 U CN 206420177U
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Abstract
The utility model discloses a kind of energy saving ultralow temperature refrigerator-freezer refrigeration system, it includes compressor（1）, condenser（2）And heat exchanger（3）, compressor（1）And condenser（2）Between be connected with blast pipe（4）, compressor（1）With heat exchanger（3）Between be connected with muffler（5）；The condenser（2）And heat exchanger（3）Between be connected with device for drying and filtering（7）With gas-liquid oil eliminator（6）；The gas-liquid oil eliminator（6）Including upper shell（61）And lower house（62）, upper shell（61）It is interior to be filtered provided with pompon（63）；Lower house（62）Provided with the oily ingress pipe of gas-liquid（64）, gas-liquid oil ingress pipe（64）One end is provided with bend loss（65）, bend loss（65）Lower section is provided with detailed catalogue filter screen（66）.The utility model can not only improve separating effect, also have the advantages that low energy consumption, good refrigeration effect, energy-conservation, cyclic utilization rate height and convenient use.
Description
Technical field
The utility model is related to a kind of ultralow temperature refrigerator-freezer refrigeration system, particularly a kind of energy saving ultralow temperature refrigerator-freezer system
Cooling system.
Background technology
In existing refrigeration system, the refrigerant and refrigeration oil typically all mixed by compressor compresses multicomponent,
Then the refrigerant and refrigeration oil multicomponent after compression mixed is discharged, and after then being cooled down using condenser, is used further to
Heat exchanger carries out heat exchange, completes refrigeration.But, because refrigerant is what multicomponent was mixed, condenser can be produced when condensing
Gaseous refrigerant and liquid refrigerant；It is being passed through when heat exchanger carries out heat exchange, it is necessary to first use separator by gaseous refrigerant
Agent, liquid refrigerant and refrigeration oil separation, heat exchange is carried out after gaseous material and liquid are separated again.
But, the separating effect of existing refrigeration system is undesirable, typically can only achieve 60%~70% separation rate；Particularly
Under ultralow-temperature operation conditions, easily there is the situation that oil is blocked, cause the energy consumption of refrigeration system to raise, or even influence refrigeration system is just
Normal refrigeration.Moreover, in the pipeline of refrigeration system can exist some particulate contaminations, be easily caused drainage liquid refrigerant and
The capillary blockage of refrigeration oil, also results in the energy consumption rise and refrigeration reduction of refrigeration system.Therefore, existing refrigeration system
The problem of system has undesirable separating effect, higher energy consumption and undesirable refrigeration.
Utility model content
The purpose of this utility model is that there is provided a kind of energy saving ultralow temperature refrigerator-freezer refrigeration system.The utility model is not
Separating effect can be only improved, also there is low energy consumption, good refrigeration effect and energy-conservation.
The technical solution of the utility model：A kind of energy saving ultralow temperature refrigerator-freezer refrigeration system, including compressor, condenser
And heat exchanger, blast pipe is connected between compressor and condenser, muffler is connected between compressor and heat exchanger；Institute
State and gas-liquid oil eliminator is connected between condenser and heat exchanger, be connected between gas-liquid oil eliminator and condenser dried
Filter, heat exchanger side is connected with evaporator；The gas-liquid oil eliminator includes interconnected upper shell and lower house, on
Pompon filtering is provided with housing；The oily ingress pipe of the gas-liquid being connected with device for drying and filtering, gas are provided with the lower casing body sidewall
Liquid oil ingress pipe one end, which is provided with below the bend loss that Open Side Down, bend loss, is provided with detailed catalogue filter screen.
In a kind of foregoing energy saving ultralow temperature refrigerator-freezer refrigeration system, the bottom and top of the pompon filtering are set respectively
It is equipped with the first thick mesh filter screen and the second thick mesh filter screen.
In a kind of foregoing energy saving ultralow temperature refrigerator-freezer refrigeration system, the top of the upper shell and the bottom of lower house
Gaseous state outlet and liquid outlet are respectively equipped with, airway tube, liquid outlet and Re Jiao are connected between gaseous state outlet and heat exchanger
The first capillary is connected between parallel operation, the first capillary is communicated with muffler.
In a kind of foregoing energy saving ultralow temperature refrigerator-freezer refrigeration system, it is connected between the heat exchanger and evaporator
Second capillary；Evaporator one end is connected by the second capillary with airway tube, and the other end is communicated with muffler.
In a kind of foregoing energy saving ultralow temperature refrigerator-freezer refrigeration system, the upper shell bottom at the top of lower house with passing through
It is provided with the top of threaded connection, lower house with the junction of lower house outer wall bottom on seam, seam and is connected with sealing ring.
In a kind of foregoing energy saving ultralow temperature refrigerator-freezer refrigeration system, during the bend loss is located on the inside of lower house
Portion.
In a kind of foregoing energy saving ultralow temperature refrigerator-freezer refrigeration system, the opening of the bend loss bottom downwards is inclined
Set, angle of inclination is 30 °~60 °.
Compared with prior art, the utility model improves existing ultralow temperature refrigerator-freezer refrigerant system configurations, by setting
Pompon is filtered to be separated to the gaseous refrigerant of rising with the refrigeration oil for following gaseous refrigerant to rise, in being filtered using pompon
Intensive copper wire refrigeration oil is adsorbed, the amount of refrigeration oil to be adsorbed is made cold using the self gravitation of refrigeration oil after gradually increasing
Dropped under frozen oil in lower house, prevent oily blocking, improve separating effect；Can be to the oily ingress pipe of gas-liquid by detailed catalogue filter screen
The refrigeration oil dripped under at liquid refrigerant, refrigeration oil and the pompon filtering fallen naturally at opening is filtered, and will wherein be attached
Pipeline in particulate contamination be filtered to remove, liquid refrigerant and refrigeration oil is flowed to heat exchanger, prevent pipeline by impurity
Block, improve separating effect；Then heat exchange is carried out using liquid refrigerant and gaseous refrigerant by heat exchanger, can
Fully, freezed glibly using pure gaseous refrigerant and liquid refrigerant, so as to reduce energy consumption, improve refrigeration
Effect and energy-saving effect.In addition, the utility model can facilitate pompon mistake by being threaded the upper shell and lower house of connection
The installation of filter, the first thick mesh filter screen, the second thick mesh filter screen, detailed catalogue filter screen and the oily ingress pipe of gas-liquid provided with bend loss, maintenance and
Cleaning, convenient use；By setting bend loss, it can prevent gas-liquid oil from occurring the phenomenon of disorderly spray when entering lower house, it is to avoid liquid
State refrigerant or refrigeration oil are attached on the side wall of lower house because of disorderly spray phenomenon, and then avoid liquid refrigerant or refrigeration oil
Cyclic utilization rate is reduced, and further improves refrigeration and energy-saving effect；By setting seam and sealing ring, upper casing can be facilitated
Connection positioning and sealing between body and lower house；By the middle part being arranged at bend loss on the inside of lower house, and by bend loss
The opening of bottom downwards is set to beveled, can further prevent that avoiding liquid refrigerant or refrigeration oil from sputtering is attached to down
On the side wall of housing, the effect of liquid refrigerant and refrigeration oil formation drippage can also be made by the opening being obliquely installed, is improved
The cyclic utilization rate of refrigerant and refrigeration oil, further improves refrigeration and energy-saving effect, additionally it is possible to facilitate lower house inwall
Cleaning, convenient use；Pompon filtering can also be carried out by the first thick mesh filter screen, the second thick mesh filter screen spacing, it is ensured that silk
The dense degree of copper wire, improves the adsorption capacity to refrigeration oil, further improves separating effect in ball filtering.The utility model leads to
The combination of said structure is crossed, separation rate can be improved to more than 99.9%, it is ensured that gaseous refrigerant, liquid refrigerant and freezing
Oil is smooth in system, efficiently, fully circulate, and energy-saving effect and refrigeration are improved to greatest extent.Therefore, this practicality is new
Type can not only improve separating effect, also with energy consumption is low, good refrigeration effect, energy-conservation, cyclic utilization rate it is high and convenient use
Advantage.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of gas-liquid oil eliminator.
Mark in accompanying drawing for：1- compressors, 2- condensers, 3- heat exchangers, 4- blast pipes, 5- mufflers, 6- gas-liquids
Oil eliminator, 7- devices for drying and filtering, 8- evaporators, 9- airway tubes, the capillaries of 10- first, the capillaries of 11- second, 12- internal layers lead to
Road, 13- outer layer channels, 61- upper shells, 62- lower houses, the filtering of 63- pompons, 64- gas-liquids oil ingress pipe, 65- bend loss, 66-
Detailed catalogue filter screen, the thick mesh filter screens of 67- first, the thick mesh filter screens of 68- second, the outlet of 69- gaseous states, 610- liquid outlets, 611- seams,
612- sealing rings.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples, but is not intended as to the utility model
The foundation of limitation.
Embodiment.A kind of energy saving ultralow temperature refrigerator-freezer refrigeration system, is constituted as shown in Figure 1, 2, including compressor 1, cold
Condenser 2 and heat exchanger 3, are connected with blast pipe 4 between compressor 1 and condenser 2, connected between compressor 1 and heat exchanger 3
There is muffler 5；Gas-liquid oil eliminator 6, gas-liquid oil eliminator 6 and condenser are connected between the condenser 2 and heat exchanger 3
Device for drying and filtering 7 is connected between 2, the side of heat exchanger 3 is connected with evaporator 8；The gas-liquid oil eliminator 6 includes mutually interconnecting
Pompon filtering 63 is provided with logical upper shell 61 and lower house 62, upper shell 61；Be provided with the side wall of lower house 62 with
The oily ingress pipe 64 of gas-liquid that device for drying and filtering 7 is connected, gas-liquid oil ingress pipe 64 one end is provided with the bend loss 65 that Open Side Down, bend pipe
The lower section of section 65 is provided with detailed catalogue filter screen 66.
The bottom and top of the pompon filter 23 are respectively arranged with the first thick mesh filter screen 68 of thick mesh filter screen 67 and second；Institute
State the top of upper shell 61 and the bottom of lower house 62 and be respectively equipped with gaseous state outlet 69 and liquid outlet 610, gaseous state exports 69 Hes
Airway tube 9 is connected between heat exchanger 3, the first capillary 10, first are connected between liquid outlet 610 and heat exchanger 3
Capillary 10 is connected with muffler 5；The second capillary 11 is connected between the heat exchanger 3 and evaporator 8；Evaporator 8 one
End is communicated by the second capillary 11 with airway tube 9, and the other end is communicated with muffler 5；The bottom of upper shell 61 and lower house
62 tops are connected through a screw thread, and the junction at the top of lower house 62 and the outer wall bottom of lower house 61 is provided with seam 611, seam 611
On be connected with sealing ring 612；The bend loss 65 is located at the middle part of the inner side of lower house 62；The bottom of bend loss 65 opening downwards
Mouth is inclined to set, and angle of inclination is 30 °~60 °.
Operation principle：In use, refrigerant and freezing oil compression that compressor 1 mixes multicomponent, form HTHP
Gaseous refrigerant and liquid cryogenic oil from blast pipe 4 carry out condenser 2 condensed；The gaseous refrigerant of part HTHP
The liquid refrigerant of the middle temperature of high pressure is formed after condensation, the gaseous state system of middle temperature is formed after the gaseous refrigerant condensation of part HTHP
Cryogen；Gaseous refrigerant, liquid refrigerant and refrigeration oil three-phase mixture matter are sent into device for drying and filtering 7, Ran Houtong by condenser 2
The oily ingress pipe 64 of gas-liquid is crossed to import in lower house 62；During importing, by bend loss 65 to gaseous refrigerant, liquid refrigerant and cold
Frozen oil is oriented to, and prevents random spray, flows downward out gaseous refrigerant, liquid refrigerant and refrigeration oil.
The gaseous refrigerant flowed downward out gos up naturally, and attach partial freeze oil together rise shift to upper shell 61, lead to
Cross the first thick mesh filter screen 67 tentatively to be filtered, the intensive copper wire then filtered by pompon in 63 adsorbs refrigeration oil, waits to inhale
The amount of attached refrigeration oil makes to drop in lower house 62 under refrigeration oil after gradually increasing using the self gravitation of refrigeration oil, gaseous refrigerant
The gap that agent is filtered by pompon in 63 continues to rise, and heat exchanger 3 is sent into by airway tube 9 after being moved to gaseous state outlet 69
In；Second thick mesh filter screen 68 can carry out redundant filter to refrigeration oil, be played a role in filtering when there is refrigeration oil and continue and rise,
Typically without filtering.
The liquid refrigerant and refrigeration oil flowed downward out can form drippage effect along inclined opening, prevent liquid system
Cryogen and refrigeration oil are splashed, and liquid refrigerant and refrigeration oil are filtered by detailed catalogue filter screen 66, filter out wherein subsidiary system
Particulate contamination in cooling system pipeline, the refrigeration oil dripped naturally after the filtering of pompon filtering 63 is similarly filtered, Ran Houtong
Liquid outlet 610 is crossed to send into heat exchanger 3 through the first capillary 10.
Heat exchanger 3 includes inner-layer channel 12 and outer layer channel 13, and 2 are constituted by inner-layer channel 12 and outer layer channel 13
Kind of refrigeration cycle.The gaseous refrigerant of the middle temperature of high pressure at first kind of refrigeration cycle, airway tube 9 is passed through in inner-layer channel 12, is carried out
Heat exchange, forms the liquid refrigerant of high pressure low temperature, after being throttled by the second capillary 11, into evaporator 8；Because space is prominent
So become big and the inner space of evaporator 8 pressure relatively low, the expansion of liquid refrigerant flash evapn forms cryogenic gaseous, Ran Houliu
The outer layer channel 13 of heat exchanger 3, cooled via return air pipe 5 returns to compressor 1, realizes kind of refrigeration cycle.Second kind of refrigeration cycle, first
Liquid refrigerant and refrigeration oil at capillary 10 are passed through the outer layer channel 13 of heat exchanger 3, because space becomes big and heat suddenly
The pressure of the inner space of exchanger 3 is relatively low, and liquid refrigerant expands rapidly, forms cryogenic gaseous, and cooled via return air pipe 5 returns to compressor
1, realize kind of refrigeration cycle.
Claims (7)
1. a kind of energy saving ultralow temperature refrigerator-freezer refrigeration system, it is characterised in that：Including compressor（1）, condenser（2）With heat friendship
Parallel operation（3）, compressor（1）And condenser（2）Between be connected with blast pipe（4）, compressor（1）With heat exchanger（3）Between connect
It is connected to muffler（5）；The condenser（2）And heat exchanger（3）Between be connected with gas-liquid oil eliminator（6）, gas-liquid oil separation
Device（6）And condenser（2）Between be connected with device for drying and filtering（7）, heat exchanger（3）Side is connected with evaporator（8）；The gas
Liquid oil eliminator（6）Including interconnected upper shell（61）And lower house（62）, upper shell（61）Inside it is provided with pompon filtering
（63）；The lower house（62）It is provided with the wall of side and device for drying and filtering（7）The oily ingress pipe of the gas-liquid of connection（64）, gas-liquid oil leads
Enter pipe（64）One end is provided with the bend loss that Open Side Down（65）, bend loss（65）Lower section be provided with detailed catalogue filter screen（66）.
2. a kind of energy saving ultralow temperature refrigerator-freezer refrigeration system according to claim 1, it is characterised in that：The pompon mistake
Filter（63）Bottom and top be respectively arranged with the first thick mesh filter screen（67）With the second thick mesh filter screen（68）.
3. a kind of energy saving ultralow temperature refrigerator-freezer refrigeration system according to claim 1, it is characterised in that：The upper shell
（61）Top and lower house（62）Bottom be respectively equipped with gaseous state outlet（69）And liquid outlet（610）, gaseous state outlet（69）
And heat exchanger（3）Between be connected with airway tube（9）, liquid outlet（610）And heat exchanger（3）Between be connected with the first capillary
Pipe（10）, the first capillary（10）With muffler（5）Communicate.
4. a kind of energy saving ultralow temperature refrigerator-freezer refrigeration system according to claim 1, it is characterised in that：The heat exchange
Device（3）And evaporator（8）Between be connected with the second capillary（11）；Evaporator（8）One end passes through the second capillary（11）With leading
Tracheae（9）Connection, the other end and muffler（5）Communicate.
5. a kind of energy saving ultralow temperature refrigerator-freezer refrigeration system according to claim 1, it is characterised in that：The upper shell
（61）Bottom and lower house（62）Top is connected through a screw thread, lower house（62）Top and lower house（61）The connection of outer wall bottom
Place is provided with seam（611）, seam（611）On be connected with sealing ring（612）.
6. a kind of energy saving ultralow temperature refrigerator-freezer refrigeration system according to any claim in claim 1 to 5, it is special
Levy and be：The bend loss（65）Positioned at lower house（62）The middle part of inner side.
7. a kind of energy saving ultralow temperature refrigerator-freezer refrigeration system according to claim 6, it is characterised in that：The bend loss
（65）The opening of bottom downwards is inclined to set, and angle of inclination is 30 °~60 °.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720083415.9U CN206420177U (en) | 2017-01-23 | 2017-01-23 | A kind of energy saving ultralow temperature refrigerator-freezer refrigeration system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720083415.9U CN206420177U (en) | 2017-01-23 | 2017-01-23 | A kind of energy saving ultralow temperature refrigerator-freezer refrigeration system |
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| CN206420177U true CN206420177U (en) | 2017-08-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766301A (en) * | 2017-01-23 | 2017-05-31 | 浙江和利制冷设备有限公司 | Energy saving ultralow temperature refrigerator-freezer refrigeration system |
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- 2017-01-23 CN CN201720083415.9U patent/CN206420177U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766301A (en) * | 2017-01-23 | 2017-05-31 | 浙江和利制冷设备有限公司 | Energy saving ultralow temperature refrigerator-freezer refrigeration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 321000 No.3, Nanqiao North Road, Lanjiang street, Lanxi City, Jinhua City, Zhejiang Province Patentee after: ZHEJIANG HELI REFRIGERATION EQUIPMENT Co.,Ltd. Address before: 321112 nubu Street Industrial Park, Lanxi City, Jinhua City, Zhejiang Province Patentee before: ZHEJIANG HELI REFRIGERATION EQUIPMENT Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |