CN205957535U - Warm oily control system of height with second grade cooling - Google Patents
Warm oily control system of height with second grade cooling Download PDFInfo
- Publication number
- CN205957535U CN205957535U CN201620676519.6U CN201620676519U CN205957535U CN 205957535 U CN205957535 U CN 205957535U CN 201620676519 U CN201620676519 U CN 201620676519U CN 205957535 U CN205957535 U CN 205957535U
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- grades
- low temperature
- coolings
- deep fat
- pumping
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Abstract
The utility model discloses a warm oily control system of height with second grade cooling, it includes an oil pipe way, returns oil pipe way, cooling device, heating device, pumping and cooling water system, heating device with cooling device gather the back with go out oil pipe way intercommunication, the pumping with return the oil pipe way heating device and cooling device pipeline intercommunication, cooling device include with the evaporimeter of pumping intercommunication, with the refrigerating plant of evaporimeter intercommunication and with refrigerating plant with the condenser of evaporimeter intercommunication, the condenser with the cooling water system intercommunication. The utility model discloses can heat automatically and switch with the cooling, and cooling efficiency is high.
Description
【Technical field】
This utility model belongs to technical field of temperature control, more particularly to a kind of high/low temperature deep fat carrying two grades of coolings
Control system.
【Background technology】
Temperature control applies extremely wide, such as pharmacy, cosmetics reactor temperature control field in modern manufacturing industry.Existing
In technology, temperature is controlled using single heating and cooling system, the manual switching mode with both carries out cold and hot exchange, its
The precision difficult to reach controlling temperature requires, and often results in the reaction efficiency in impact reactor and effect；And for superelevation
The control stability of gentle ultralow temperature is poor.
Therefore, it is necessary to provide a kind of new high/low temperature deep fat control system with two grades of coolings to solve above-mentioned asking
Topic.
【Utility model content】
A purpose of the present utility model is to provide a kind of high/low temperature deep fat control system carrying two grades of coolings, can
Automatically heated and cooled down switching, and cooling effectiveness is high.
This utility model is achieved through the following technical solutions above-mentioned purpose：A kind of high/low temperature deep fat control carrying two grades of coolings
System processed, it includes outlet line, return line, chiller, heater, pumping and cooling water system, described heating
Device is connected with described outlet line after collecting with described chiller, and described pumping is filled with described return line, described heating
Put and described chiller pipeline communication, described chiller includes the vaporizer connecting with described pumping and described evaporation
The refrigerating plant of device connection and the condenser connecting with described refrigerating plant and described vaporizer, described condenser is cold with described
But water system connection.
Further, described be pumped through first electric T-shaped valve shunting after respectively with described chiller, described heating
Device connects.
Further, PLC control device, described PLC control device and described pumping, described first electric three passes are also included
Valve is electrically connected.
Further, the pipeline that described refrigerating plant is connected with described vaporizer is provided with parallel some expansions
Valve, described expansion valve upstream is provided with the second electromagnetic valve.
Further, described refrigerating plant shunting connect described second electromagnetic valve before pipeline on be provided with dried
Filter.
Further, described refrigerating plant includes the gas-liquid separator connecting with described vaporizer and described gas-liquid separation
Oil that the air compressor of device pipeline communication is connected with described air compressor and described condenser and with described condensation
The expansion drum that device connects with described gas-liquid separator.
Further, described heater includes the heating tube connecting with described pumping, described outlet line.
Further, described heating tube is provided with the second oil drain out.
Further, oil tank and gas collecting jar with ground-on cover plate are also included expanding, described gas collecting jar with ground-on cover plate collects rear and institute with described expansion oil tank
State pumping duct connection.
Further, between described expansion oil tank and described gas collecting jar with ground-on cover plate, pipeline is connected and is provided with aerofluxuss electricity on this pipeline
Magnet valve, described exhaust solenoid valve is electrically connected with described PLC control device.
Compared with prior art, a kind of beneficial effect of the high/low temperature deep fat control system carrying two grades of coolings of this utility model
Fruit is：Can automatically be heated and be cooled down switching, and cooling effectiveness is high.Specifically,
1) heater and refrigerating plant are integrated in unified pipeline, are obtained by automatic temperature-adjusting, setting needs temperature
Automatically adjust the first electric T-shaped valve and maintain -30 DEG C～200 DEG C to control the flow direction of heat conduction medium to realize temperature control interval；
2) two-stage refrigerating mode is set in chiller, is on the one hand freezed by air compressor；Another reverse side
By the cooling medium after air compressor is lowered the temperature at condenser, carry out reducing temperature twice through supercooled water, this setting is significantly
Improve cooling effectiveness；
3) parallel expansion valve is set in chiller, and is unified to connect with vaporizer, dress is controlled by PLC
Put the flowing velocity to control cooling medium in chiller for the unlatching number controlling expansion valve, thus reaching control cooling effectiveness
Function；
4) adopt integrated design, save the device space, and to refrigeration system compact Layout, save the consumed energy of radiating
Amount, improves heating efficiency and the refrigerating efficiency of equipment.
【Brief description】
Fig. 1 is the module diagram of PLC in this utility model embodiment；
In figure numeral represents：
1 expansion oil tank；2 pumpings；3 vaporizers, 31 flow switches；
4 chillers, 41 condensers, 411 pressure-sensitive switches, 42 devices for drying and filtering, 43 expansion drums, 431 first electromagnetism
Valve, 44 expansion valves, 441 second electromagnetic valves, 45 gas-liquid separators, 46 air compressors, 47 oils, 48 first temperature inductors；
5 heaters, 51 heating tubes, 511 second oil drain outs, 52 heat exchangers, 53 second electric T-shaped valves, 54 first pressures
Sensor, 55 overtemperature prote modules；
6 outlet line, 61 second pressure sensors, 62 pressure gauges, 63 second temperature induction apparatuss；
7 return lines, 71 filters, 72 the 3rd temperature inductors；
8 coolant outlets；9 cooling water inlets；10PLC control device；11 temperature controllers；12 gass collecting jar with ground-on cover plate；13 aerofluxuss electricity
Magnet valve；14 first oil drain outs；15 first electric T-shaped valves.
【Specific embodiment】
Embodiment：
Refer to Fig. 1, the present embodiment is a kind of high/low temperature deep fat control system carrying two grades of coolings, it includes expanding oil
Tank 1, pumping 2, vaporizer 3, chiller 4, heater 5, outlet line 6, return line 7, coolant outlet 8, cooling water
Entrance 9, PLC control device 10 and temperature controller 11.
Coolant outlet 8 constitutes cooling water system with cooling water inlet 9.
Expand oil tank 1 and pumping 2 pipeline communication.Expand oil tank 1 and be internally provided with liquid-level switch (in figure does not indicate), liquid level
Switch is electrically connected with PLC control device 10.
It is provided with gas collecting jar with ground-on cover plate 12 between pumping 2 and return line 7.It is provided with aerofluxuss between gas collecting jar with ground-on cover plate 12 and expansion oil tank 1
Electromagnetic valve 13, exhaust solenoid valve 13 respectively with gas collecting jar with ground-on cover plate 12, expand oil tank 1 pipeline communication.Pumping 2 and gas collecting jar with ground-on cover plate 12 and expansion oil
It is provided with the first oil drain out 14 between tank 1.When first oil drain out 14 is mainly used in cleaning, maintenance gas collecting jar with ground-on cover plate 12 and expands oil tank 1
Discharge temperature control oil.Exhaust solenoid valve 13 is mainly used in discharging the gas in gas collecting jar with ground-on cover plate 12 and expansion oil tank 1, prevents deep fat from controlling system
Pressure in pipeline in system is excessive and blasting phenomena occurs.
Exhaust solenoid valve 13 is electrically connected with PLC control device 10.PLC control device 10 is electrically connected with temperature controller 11.
Pumping 2, vaporizer 3 and heater 5 three are provided with the first electric T-shaped valve 15 in its intersection, pumping 2,
Vaporizer 3 and heater 5 are connected with three ports of the first electric T-shaped valve 15 by pipeline respectively.First electric three passes
Valve 15, pumping 2 are electrically connected with PLC control device 10.Temperature control oil is capable of by the first electric T-shaped valve 15 and enters cooling dress
The automatic switchover put 4 or enter heater 5.
Vaporizer 3 is provided with flow switch 31 in its exit, and vaporizer 3 passes through pipeline communication with outlet line 6.
Chiller 4 is a loop structure and includes condenser 41, device for drying and filtering 42, expansion drum 43, is in parallel
Four expansion valves 44, gas-liquid separator 45, air compressor 46 and oil 47.
Gas-liquid separator 45, air compressor 46 and oil 47 constitute refrigerating plant.
The one outlet of condenser 41 respectively with device for drying and filtering 42, expansion drum 43 pipeline communication, device for drying and filtering 42 with
Expansion drum 43 is in parallel setting.It is provided with pressure-sensitive switch between condenser 41 and device for drying and filtering 42, expansion drum 43
411.It is provided with the first electromagnetic valve 431 at the inlet port of expansion drum 43.Four expansion valves 44 are in tandem with device for drying and filtering 42
Setting, and wherein three expansion valves 44 are connected with an inlet duct of vaporizer 3, another expansion valve 44 and gas-liquid separator
45 pipeline communications.Expansion drum 43 and gas-liquid separator 45 pipeline communication.Gas-liquid separator 45 and air compressor 46 pipeline communication.
Oil 47 and condenser 41 pipeline communication.It is cold that gas-liquid separator 45 is provided with vaporizer 3 pipeline communication and between the two monitoring
But the first temperature inductor 48 of medium temperature.It is provided with the second electromagnetic valve between each expansion valve 44 and device for drying and filtering 42
441.Condenser 41 respectively with coolant outlet 8, cooling water inlet 9 pipeline communication.
PLC control device 10 and pressure-sensitive switch 411, the first electromagnetic valve 431, the second electromagnetic valve 441, the first temperature sense
Device 48 is answered to be electrically connected.
In chiller 4, cooling medium carries out heat exchange with cooling water at condenser 41 and reduces its temperature, and
Carry out, at vaporizer 3, the temperature that heat exchange reduces temperature control oil with temperature control oil, thus realizing the refrigerating function to temperature control oil.Cooling
Water sequentially passes through cooling water inlet 9, condenser 41, coolant outlet 8 and cooling water inlet 9 and is circulated motion；Simultaneously cold
But medium sequentially passes through condenser 41, device for drying and filtering 42, expansion valve 44, vaporizer 3, gas-liquid separator 45, air compressor
46th, oil 47 arrives condenser 41 again and is circulated motion.
By arranging parallel multiple expansion valves 44, and it is correspondingly arranged second electromagnetism before each expansion valve 44
Valve 441, is capable of controlling cooling effectiveness by controlling the flow entering the cooling medium in vaporizer 3, has saved resource.
Expansion drum 43 is set between condenser 41 and gas-liquid separator 45, when PLC control device 10 detects pipeline in chiller 4
When interior pressure value is low, expansion drum 43 clamp-ons internal cooling medium in pipeline, and pipeline is fed, and improves cooling dress
Put the pressures cycle within pipeline in 4.Chiller 4 to control cooling effect not only by the unlatching number of expansion valve 44
Rate, also can improve cooling effectiveness by the flowing velocity improving within pipeline in chiller 4.
Heater 5 includes heating tube 51, heat exchanger 52.
Heating tube 51, heat exchanger 52 and the first electric T-shaped valve 15 three intersection are provided with the second electric T-shaped valve
53, heating tube 51, heat exchanger 52 and the first electric T-shaped valve 15 are led to by three of pipeline and the second electric T-shaped valve 53 respectively
Mouth connection.Heating tube 51 and outlet line 6 pipeline communication.It is provided with the second oil drain out 511 at heating tube 51.Heat exchanger 52 is respectively
With coolant outlet 8, cooling water inlet 9 pass through pipeline communication, and with heating tube 51 pipeline communication.Heat exchanger 52 and heating tube 51
Between be provided with first pressure sensor 54.It is provided with overtemperature prote module 55 in heating tube 51.
PLC control device 10 is electrically connected with first pressure sensor 54.Temperature controller 11 is electronic with heating tube 51, second
Three-way valve 53 is electrically connected.
In heater 5, temperature control oil directly can enter trip temperature adjustment by heating tube 51 to it, also can be partly through changing
Hot device 52 reaches heating tube 51 again.Cooling water sequentially passes through cooling water inlet 9, heat exchanger 52, coolant outlet 8 and cooling water
Entrance 9 is circulated motion, and temperature control oil carries out heat exchange with cooling water at heat exchanger 52, thus realizing the temperature to temperature control oil
Degree adjustment.By temperature controller 11, can achieve the control to two rates of discharge in the second electric T-shaped valve 53, thus can be real
Now distribution is directly entered the flow of heating tube 51 and enters back into the flow of heating tube 51 after heat exchanger 52, the most according to demand
Reach the function of being precisely controlled temperature control oil eventually.
Outlet line 6 is disposed with second pressure sensing along direction of the traffic between heater 5 and vaporizer 3
Device 61, pressure gauge 62 and second temperature induction apparatuss 63.Second pressure sensor 61 is electrically connected with PLC control device 10；Second
Temperature inductor 63 is electrically connected with temperature controller 11.
Return line 7 and gas collecting jar with ground-on cover plate 12 are disposed with filter the 71, the 3rd by pipeline communication and along direction of the traffic
Temperature inductor 72.3rd temperature inductor 72 is electrically connected with PLC control device 10.
The present embodiment is that a kind of operation principle of the high/low temperature deep fat control system carrying two grades of coolings is：Pumping 2 will be controlled
Warm oil is pumped across the first electric T-shaped valve 15；PLC control device 10 according to the Temperature Feedback of the 3rd temperature inductor 72, and
The desired temperature that client needs, PLC control device 10 judges to carry out cooling down also to be by heating；If being cooled down, first
Electric T-shaped valve 15 is opened towards chiller 4 direction, during chiller 4, the temperature difference size that cools down as needed,
The number of PLC control device 10 and temperature controller 11 co- controlling expansion valve 44 unlatching and cooling medium inner flow velocity are come
Realize the cooling to temperature control oil；If being heated, the first electric T-shaped valve 15 is opened towards heater 5 direction, in heating
During device 5, the temperature difference size, PLC control device 10 and temperature controller 11 co- controlling the second electricity that heat as needed
The opening degree of dynamic three-way valve 53, distribution is directly entered the flow of heating tube 51 and enters back into heating tube 51 after heat exchanger 52
Flow, thus realize to temperature control oil heating；Temperature control oil through apparatus for supercooling 4 or heater 5 enters through outlet line 6
Enter in the equipment of client, then return in gas collecting jar with ground-on cover plate 12 through return line 7, be exhausted through exhaust solenoid valve 13, swollen
Swollen oil tank 1 carries out repairing, then is pumped in system by pumping 2 and carries out next circulating path.
The present embodiment is a kind of having the beneficial effects that of high/low temperature deep fat control system carrying two grades of coolings：Can be automatic
Detection temperature, realizes cooling and the automatic switchover of heating, and temperature control precision height, good stability, and heating efficiency and refrigeration are imitated
Rate is high；The temperature adjustment in -30 DEG C～200 DEG C intervals can be realized at short notice, and controllable precision reaches ± 0.1 DEG C.
Specifically,
1) heater and refrigerating plant are integrated in unified pipeline, are obtained by automatic temperature-adjusting, setting needs temperature
Automatically adjust the first electric T-shaped valve and maintain -30 DEG C～200 DEG C to control the flow direction of heat conduction medium to realize temperature control interval；
2) setting heating tube and heat exchanger in heater, and by the second electric T-shaped valve connection, by PLC control
Device controls the flow of the second electric three passes valve regulation cooling circuit and the power percentage of SCR control electrical heating output,
Realize the automatic governing function of two kinds of heating modes, the temperature of stabilisation systemss；
3) two-stage refrigerating mode is set in chiller, is on the one hand freezed by air compressor；Another reverse side
By the cooling medium after air compressor is lowered the temperature at condenser, carry out reducing temperature twice through supercooled water, this setting is significantly
Improve cooling effectiveness；
4) parallel expansion valve is set in chiller, and is unified to connect with vaporizer, dress is controlled by PLC
Put the flowing velocity to control cooling medium in chiller for the unlatching number controlling expansion valve, thus reaching control cooling effectiveness
Function；
5) pass through for the outlet of the outlet through apparatus for supercooling and heater to share a pipeline realization and loop exit
Connection, its compact conformation, save space；
6) it is provided with temperature inductor at loop exit with loop head, can accurately monitor loop exit and follow
The temperature of ring porch, thus realizing degree of heat is precisely controlled with cooling degree, finally realizing precise control and recycling
The temperature of the temperature control oil of mouth；
7) adopt integrated design, save the device space, and to refrigeration system compact Layout, save the consumed energy of radiating
Amount, improves heating efficiency and the refrigerating efficiency of equipment.
Above-described is only some embodiments of the present utility model.For the person of ordinary skill of the art,
On the premise of creating design without departing from this utility model, some deformation can also be made and improve, these broadly fall into this practicality
New protection domain.
Claims (10)
1. a kind of carry two grades cooling high/low temperature deep fat control systems it is characterised in that：It includes outlet line, oil return pipe
Road, chiller, heater, pumping and cooling water system, described heater and described chiller collect rear and institute
State outlet line connection, described pumping and described return line, described heater and described chiller pipeline communication, institute
State the refrigerating plant that the vaporizer that chiller includes connecting with described pumping connected with described vaporizer and with described refrigeration
The condenser that device connects with described vaporizer, described condenser is connected with described cooling water system.
2. the as claimed in claim 1 high/low temperature deep fat control systems carrying two grades of coolings it is characterised in that：Described pumping is led to
Connect with described chiller, described heater respectively after crossing the first electric T-shaped valve shunting.
3. the as claimed in claim 2 high/low temperature deep fat control systems carrying two grades of coolings it is characterised in that：Also include PLC
Control device, described PLC control device is electrically connected with described pumping, described first electric T-shaped valve.
4. the as claimed in claim 1 high/low temperature deep fat control systems carrying two grades of coolings it is characterised in that：In described refrigeration
Device flows to and is provided with parallel some expansion valves on the pipeline of described vaporizer, and described expansion valve upstream is provided with second
Electromagnetic valve.
5. the as claimed in claim 4 high/low temperature deep fat control systems carrying two grades of coolings it is characterised in that：Described refrigeration dress
Put and be provided with device for drying and filtering on the pipeline before shunting described second electromagnetic valve of connection.
6. the as claimed in claim 1 high/low temperature deep fat control systems carrying two grades of coolings it is characterised in that：Described refrigeration dress
Put the air compressor including the gas-liquid separator connecting with described vaporizer and described gas-liquid separator pipeline communication and institute
State oil and the expansion connecting with described condenser and described gas-liquid separator that air compressor connects with described condenser
Tank.
7. the as claimed in claim 1 high/low temperature deep fat control systems carrying two grades of coolings it is characterised in that：Described heating dress
Put including the heating tube connecting with described pumping, described outlet line.
8. the as claimed in claim 7 high/low temperature deep fat control systems carrying two grades of coolings it is characterised in that：Described heating tube
On be provided with the second oil drain out.
9. the as claimed in claim 3 high/low temperature deep fat control systems carrying two grades of coolings it is characterised in that：Also include expanding
Oil tank and gas collecting jar with ground-on cover plate, described gas collecting jar with ground-on cover plate is connected with described pumping duct after being collected with described expansion oil tank.
10. the as claimed in claim 9 high/low temperature deep fat control systems carrying two grades of coolings it is characterised in that：Described expansion
Between oil tank and described gas collecting jar with ground-on cover plate, pipeline is connected and is provided with exhaust solenoid valve on this pipeline, described exhaust solenoid valve with described
PLC control device electrically connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620676519.6U CN205957535U (en) | 2016-06-30 | 2016-06-30 | Warm oily control system of height with second grade cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620676519.6U CN205957535U (en) | 2016-06-30 | 2016-06-30 | Warm oily control system of height with second grade cooling |
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| Publication Number | Publication Date |
|---|---|
| CN205957535U true CN205957535U (en) | 2017-02-15 |
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ID=57968421
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620676519.6U Active CN205957535U (en) | 2016-06-30 | 2016-06-30 | Warm oily control system of height with second grade cooling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016826A (en) * | 2016-06-30 | 2016-10-12 | 苏州奥德机械有限公司 | High-low-temperature heat oil control system with two-stage cooling |
-
2016
- 2016-06-30 CN CN201620676519.6U patent/CN205957535U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016826A (en) * | 2016-06-30 | 2016-10-12 | 苏州奥德机械有限公司 | High-low-temperature heat oil control system with two-stage cooling |
| CN106016826B (en) * | 2016-06-30 | 2019-05-21 | 苏州奥德机械有限公司 | With the cooling high/low temperature hot oil control system of second level |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 3 and 4, 228 Wulian Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Suzhou Aode high end equipment Co.,Ltd. Address before: Room 3 and 4, 228 Wulian Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: SUZHOU AODE MACHINERY Co.,Ltd. |