CN106122179B - The method of work of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve - Google Patents
The method of work of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve Download PDFInfo
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- CN106122179B CN106122179B CN201610514233.2A CN201610514233A CN106122179B CN 106122179 B CN106122179 B CN 106122179B CN 201610514233 A CN201610514233 A CN 201610514233A CN 106122179 B CN106122179 B CN 106122179B
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- hydraulic oil
- fluid
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- collecting tank
- hydraulic
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 130
- 239000007788 liquid Substances 0.000 claims abstract description 71
- 238000001816 cooling Methods 0.000 claims abstract description 47
- 239000003921 oil Substances 0.000 claims abstract description 37
- 238000001035 drying Methods 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 239000002826 coolant Substances 0.000 claims abstract description 4
- 230000008676 import Effects 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 claims description 116
- 238000009825 accumulation Methods 0.000 claims description 62
- 239000000446 fuel Substances 0.000 claims description 45
- 238000010438 heat treatment Methods 0.000 claims description 27
- 230000035939 shock Effects 0.000 claims description 19
- 238000000926 separation method Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 210000001124 body fluid Anatomy 0.000 claims description 2
- 239000010839 body fluid Substances 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 6
- 239000002360 explosive Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000013017 mechanical damping Methods 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/042—Controlling the temperature of the fluid
-
- 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
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- 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
- F25B41/30—Expansion means; Dispositions thereof
-
- 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/003—Filters
-
- 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/006—Accumulators
-
- 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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/04—Refrigeration circuit bypassing means
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/06—Damage
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/07—Exceeding a certain pressure value in a refrigeration component or cycle
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/28—Means for preventing liquid refrigerant entering into the compressor
-
- 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2525—Pressure relief valves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
- Safety Valves (AREA)
Abstract
A kind of method of work of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve of the present invention, the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve includes a hydraulic oil transfer pipeline, from hydraulic oil oil inlet to being disposed with hydraulic oil transfer pipeline delivery pump between hydraulic oil oil-out on the hydraulic oil transfer pipeline, radiator and heat-exchanger rig, the side of radiator is provided with cooling fan, gas-liquid separator is disposed with the coolant outlet of the heat-exchanger rig to the cooling line cooled down between import, compressor, condenser, reservoir, device for drying and filtering, cooling line magnetic valve and throttling arrangement, compressor is to the cooling line and throttling arrangement between condenser to being provided with a cooling line by-passing valve between the cooling line between heat-exchanger rig；Piston type relief valve has been arranged in parallel on the oil circuit at radiator two ends.The present invention has reliability high, is hardly damaged, it is ensured that the advantage of system stable operation.
Description
Technical field
The present invention relates to a kind of method of work of the industrial refrigerating plant of the hydraulic pressure bypass with piston type relief valve.
Background technology
It is well known that oil temperature in hydraulic system optimum temperature is between 35 ~ 55 degrees Celsius, taken the photograph once temperature increases to over 60
Family name's degree, the system of hydraulic system will significantly decline, and its equipment fault continuously emerges, under causing the stability of equipment serious
Drop, it is impossible to ensure that machinery equipment is normally run.Especially season, high oil temperature, or even machinery equipment can be caused usually to locate in full summer
In stopped status.
Therefore the stability of industrial refrigerating plant directly influences the working condition of machinery equipment, traditional industrial refrigeration dress
Put middle fluid pressure it is excessive when, directly result in pressure in heat exchanger it is excessive to radiator cause damage.General radiator be
The collecting tank of radiator has the capacity of a fixed proportion, and fluid has certain big resistance by radiator heat-dissipation channel interior
Power.Its amount of liquid storage is smaller, does not buffer, running into that the temperature difference is big, low temperature environment, flow are uneven, have certain viscosity liquid,
Have under the fluid situations of impulsive force, the pressure of radiator heat-dissipation channel interior also increases therewith, is especially having impulsive force and viscosity
In the case of than larger fluid, because fluid is in the resistance of channel interior, prevent fluid from running through inside radiator passage,
Pressure increase is allowed to, more than the highest operating pressure of radiator, radiator is easy to damage, scrapped.
The content of the invention
It is above-mentioned not enough high there is provided a kind of reliability it is an object of the invention to overcome, it is hardly damaged, it is ensured that system is stable to transport
The method of work of the industrial refrigerating plant of the capable bypass of the hydraulic pressure with piston type relief valve.
The object of the present invention is achieved like this：
A kind of method of work of the industrial refrigerating plant of the hydraulic pressure bypass with piston type relief valve, with piston type relief valve
The industrial refrigerating plant of hydraulic pressure bypass is included on a hydraulic oil transfer pipeline, the hydraulic oil transfer pipeline from hydraulic oil oil inlet
To being disposed with hydraulic oil transfer pipeline delivery pump, radiator and heat-exchanger rig, the one of radiator between hydraulic oil oil-out
Side is provided with cooling fan, coolant outlet to the cooling line cooled down between import of the heat-exchanger rig and is disposed with gas
Liquid/gas separator, compressor, condenser, reservoir, device for drying and filtering, cooling line magnetic valve and throttling arrangement, compressor is extremely
Cooling line and throttling arrangement between condenser are to being provided with a cooling line between the cooling line between heat-exchanger rig
By-passing valve.Piston type relief valve is arranged in parallel on the oil circuit at radiator two ends, the piston type relief valve includes housing, piston
And two springs, the housing lateral arrangement, the interior shell fluid passage for forming a lateral direction penetrating of the housing, the shell
Fluid passageways chamber is provided with the middle part of body, Fluid passageways intracavitary is provided with the one piece of separation being fixedly installed ring flat-plate, separating ring flat-plate will
Fluid passageways chamber is separated to form two chambers of Fluid passageways half in left and right, and the piston is horizontally set at the middle part of shell fluid passage,
Two spring lateral arrangements, and two springs respectively be located at piston on the outside of shell fluid passage in, the piston for left and right two
The hollow structure of end opening, the piston includes piston shell, and one piece is provided with the middle part of the piston shell and is vertically arranged
The inside of piston is divided into the piston fluid passage that left and right two is in communication with the outside respectively by dividing plate, dividing plate, positioned at dividing plate or so
The fluid bore being arranged symmetrically is provided with the piston shell of both sides.
The radiator is protecting against shock accumulation of energy radiator, and the radiator includes radiator body and accumulation of energy pipe, described
Radiator body includes the first collecting tank and the second collecting tank that left and right is vertically arranged, between the first collecting tank and the second collecting tank
Many shunting liquid baths of lateral arrangement are connected with, the accumulation of energy pipe is the tubular structure that bottom opening remainder is closed, accumulation of energy
The bottom opening of pipe is connected with the first collecting tank and the second collecting tank.
Step 1: connection equipment heating source and industrial refrigerating plant；
The hydraulic oil oil inlet and hydraulic oil oil-out of the hydraulic oil transfer pipeline of industrial refrigerating plant pass through hydraulic pressure respectively
The hydraulic oil drain line and hydraulic oil return line in oily oil inlet flexible pipe and hydraulic oil oil-out flexible pipe connection equipment heating source；
Step 2: after equipment heating source brings into operation, the hydraulic oil of second fluid chamber of fuel reserve tank goes out by fuel reserve tank
Hydraulic oil in oil pipe line supply arrangement electro-heat equipment, equipment heating device drains into the of fuel reserve tank by fuel reserve tank in-line
One fluid chamber, the hydraulic oil of first fluid chamber sequentially passes through hydraulic oil drain line, hydraulic oil oil inlet flexible pipe, liquid
Force feed transfer pipeline, hydraulic oil oil-out flexible pipe and hydraulic oil return line are back to second fluid chamber of fuel reserve tank；
Equipment heating source initial operating stage, hydraulic fluid temperature is low, and hydraulic oil is direct from liquid in the flowing of hydraulic oil transfer pipeline
Bypass line flowing is pressed oil, hydraulic oil is cooled down without heat-exchanger rig；
The hydraulic fluid temperature that equipment heating plant running can cause it internal for a period of time is also increased, therefore equipment is sent out
The hydraulic fluid temperature for first fluid chamber that thermal is expelled in fuel reserve tank is also raised, fuel reserve tank temperature sensor or liquid
The temperature that force feed transfer pipeline temperature sensor detects hydraulic oil reaches certain high temperature, and hydraulic oil by-passing valve is closed, hydraulic oil
Cooled down, now the cooling line magnetic valve on cooling line starts, cooling line comes into operation, cooled down by heat-exchanger rig
Pipeline carries out heat exchange at heat-exchanger rig with the high temperature hydraulic oil in hydraulic oil transfer pipeline, high temperature hydraulic oil is carried out cold
But so that the low temperature hydraulic oil cooled down by heat-exchanger rig is second liquid for being back to fuel reserve tank again by hydraulic oil transfer pipeline
Continue supply arrangement electro-heat equipment in pumping chamber.
The left and right ends of the housing are provided with hickey.
It is provided with the outer end of left and right two of the shell fluid passage in neck, the neck and is provided with jump ring, two
Spring is located in the shell fluid passage between piston and jump ring respectively.
The internal diameter for separating ring flat-plate is consistent with the internal diameter of shell fluid passage.
The external diameter of spring is matched with the internal diameter of shell fluid passage.
The fluid bore is circular layout on piston shell.
Fluid bore of the dividing plate per side is provided with multi-turn.
The fluid bore of high order end is not more than the transverse direction of the chamber of Fluid passageways half to the lateral separation between the fluid bore of low order end
Distance.
When the first, built in accumulation of energy pipe：
When the inlet and liquid outlet of protecting against shock accumulation of energy radiator are located at the top of the first collecting tank and the second collecting tank,
Accumulation of energy pipe is installed on to the inside of the first collecting tank and the second collecting tank；
When the inlet and liquid outlet of protecting against shock accumulation of energy radiator are located at the side of the first collecting tank and the second collecting tank,
Accumulation of energy pipe is installed on to the inside of the first collecting tank and the second collecting tank, if the height of accumulation of energy pipe is higher than inlet and liquid outlet
Height, then other processing need not be done, if height of the height of accumulation of energy pipe less than inlet and liquid outlet, in accumulation of energy pipe
Top installs distributing damper additional, and distributing damper separates the shunting liquid bath of inlet and the corresponding height and position of liquid outlet；
2nd, when accumulation of energy pipe is external：
The bottom opening of accumulation of energy pipe is threadedly coupled with the connector of the first collecting tank and the bottom side of the second collecting tank, institute
The top for stating accumulation of energy pipe is fixedly connected with the installation side of the first collecting tank and the top side of the second collecting tank using bolt.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention has reliability high, is hardly damaged, it is ensured that the advantage of system stable operation.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the structural representation of piston type relief valve.
Fig. 3 is the side view of piston type relief valve.
Fig. 4 is the section plan of housing.
Fig. 5 is the three-dimensional cutaway view of housing.
Fig. 6 is the section plan of piston.
Fig. 7 is the three-dimensional cutaway view of piston.
Fig. 8 is the schematic diagram of embodiment 1.
Fig. 9 is the schematic diagram of embodiment 2.
Figure 10 is the profile stereogram of piston type relief valve.
Figure 11 is the front view of the embodiment one of radiator.
Figure 12 is the side view of the embodiment one of radiator.
Figure 13 is Figure 12 explosive view.
Figure 14 is the three-dimensional semi-cutaway of the embodiment one of radiator.
Figure 15 is the first collecting tank schematic internal view of the embodiment one of radiator.
Figure 16 is the front view of the embodiment two of radiator.
Figure 17 is the side view of the embodiment two of radiator.
Figure 18 is Figure 17 explosive view.
Figure 19 is the three-dimensional semi-cutaway of the embodiment two of radiator.
Figure 20 is the first collecting tank schematic internal view of the embodiment two of radiator.
Figure 21 is the front view of the embodiment three of radiator.
Figure 22 is the side view of the embodiment three of radiator.
Figure 23 is Figure 22 explosive view.
Figure 24 is the three-dimensional semi-cutaway of the embodiment three of radiator.
Figure 25 is the first collecting tank schematic internal view of the embodiment three of radiator.
Figure 26 is the front view of the example IV of radiator.
Figure 27 is the side view of the example IV of radiator.
Figure 28 is Figure 27 explosive view.
Figure 29 is the three-dimensional semi-cutaway of the example IV of radiator.
Figure 30 is the first collecting tank schematic internal view of the example IV of radiator.
Wherein：
Hydraulic oil transfer pipeline 100, hydraulic oil transfer pipeline delivery pump 101, heat-exchanger rig 102, hydraulic oil transfer pipeline
Temperature sensor 103
Cooling line 200, gas-liquid separator 201, compressor 202, condenser 203, reservoir 204, device for drying and filtering
205th, cooling line magnetic valve 206, throttling arrangement 207, cooling line by-passing valve 208
Hydraulic oil bypass line 300, hydraulic oil by-passing valve 301
Radiator 5, accumulation of energy pipe 500, the first collecting tank 501, the second collecting tank 502, shunting liquid bath 503, sewage draining exit 504,
Sewage draining exit bolt 505, sewage draining exit sealing gasket 506, distributing damper 507
Piston type relief valve 6, housing 601, shell fluid passage 601.1, Fluid passageways chamber 601.2, separation ring flat-plate
601.3rd, hickey 601.4, neck 601.5, piston 602, piston shell 602.1, dividing plate 602.2, fluid bore 602.3, platform
Rank 602.4, piston fluid passage 602.5, spring 603, jump ring 604
Equipment heating source 900, equipment heating device 901, fuel reserve tank 902, fuel reserve tank in-line 903, hydraulic oil oil extraction
Pipeline 904, fuel reserve tank outlet line 905, fuel reserve tank oil-way circulation pump 906, hydraulic oil return line 907, fuel reserve tank temperature are passed
Sensor 908.
Embodiment
Referring to Fig. 1 ~ Figure 30, a kind of industrial refrigerating plant of the hydraulic pressure bypass with piston type relief valve of the present invention,
It is included on a hydraulic oil transfer pipeline 100, the hydraulic oil transfer pipeline 100 from hydraulic oil oil inlet to hydraulic oil oil-out
Between be disposed with hydraulic oil transfer pipeline delivery pump 101, radiator 5 and heat-exchanger rig 102, the side of radiator 5 is set
Have and be disposed with gas on cooling fan, coolant outlet to the cooling line 200 cooled down between import of the heat-exchanger rig 102
Liquid/gas separator 201, compressor 202, condenser 203, reservoir 204, device for drying and filtering 205, cooling line magnetic valve 206 and
Throttling arrangement 207, wherein condenser 203 can be one, and condenser 203 can also be provided with multiple, pressure in parallel or in series
Contracting machine 202 is to the cooling line 200 and throttling arrangement 207 between condenser 203 to the cooling line between heat-exchanger rig 102
A cooling line by-passing valve 208 is provided between 200.
Hydraulic oil transfer pipeline temperature sensor 103, the heat-exchanger rig are provided with the hydraulic oil transfer pipeline 100
A hydraulic oil bypass line 300, the hydraulic oil bypass pipe have been arranged in parallel on the hydraulic oil transfer pipeline 100 at 102 two ends
Hydraulic oil by-passing valve 301 is provided with road 300.Hydraulic oil transfer pipeline temperature sensor 103 detect temperature it is relatively low when, hydraulic pressure
Oil bypass valve 301 is opened, and hydraulic oil directly flows from hydraulic oil bypass line 300, hydraulic oil transfer pipeline temperature sensor 103
Detect temperature it is higher when, hydraulic oil by-passing valve 301 is closed, and hydraulic oil does not flow from hydraulic oil bypass line 300.
Equipment heating source 900 includes being provided with one in equipment heating device 901 and fuel reserve tank 902, the liquid reserve tank 902
The dividing plate that block is vertically arranged, dividing plate will be respectively two fluid chambers in liquid reserve tank 902, and first fluid chamber is provided with oil storage
The oil inlet of case 902 and the oil discharge outlet of fuel reserve tank 902, second fluid chamber be provided with fuel reserve tank 902 oil-out and
Filter, equipment hair are provided with the oil return opening of fuel reserve tank 902, the oil discharge outlet of fuel reserve tank 902 and the oil-out of fuel reserve tank 902
Fuel reserve tank in-line 903, the row of fuel reserve tank 902 are connected between the oil-out of thermal 901 and the oil inlet of fuel reserve tank 902
Hydraulic fluid port draws hydraulic oil drain line 904, is connected between the oil inlet of equipment heating device 901 and the oil-out of fuel reserve tank 902
Have and be provided with fuel reserve tank oil circuit in fuel reserve tank outlet line 905, fuel reserve tank in-line 903 or fuel reserve tank outlet line 905
Circulating pump 906, the oil return opening of fuel reserve tank 902 is drawn in hydraulic oil return line 907, first fluid chamber of fuel reserve tank 902
It is provided with a fuel reserve tank temperature sensor 908.
The hydraulic oil oil inlet and hydraulic oil oil-out of the hydraulic oil transfer pipeline 100 pass through hydraulic oil oil inlet respectively
Flexible pipe and the hydraulic oil drain line 904 and hydraulic oil return line in hydraulic oil oil-out flexible pipe connection equipment heating source 900
907。
A kind of method of work of the industrial refrigerating plant of the hydraulic pressure bypass with piston type relief valve：
Step 1: connection equipment heating source 900 and industrial refrigerating plant；
The hydraulic oil oil inlet and hydraulic oil oil-out of the hydraulic oil transfer pipeline 100 of industrial refrigerating plant pass through liquid respectively
Press oil the hydraulic oil drain line 904 and hydraulic oil in oil inlet flexible pipe and hydraulic oil oil-out flexible pipe connection equipment heating source 900
Return line 907；
Step 2: after equipment heating source 900 brings into operation, the hydraulic oil of 902 second fluid chambers of fuel reserve tank is by storage
Hydraulic oil in the supply arrangement electro-heat equipment 901 of fuel tank outlet line 905, equipment heating device 901 passes through fuel reserve tank oil inlet pipe
Road 903 drains into first fluid chamber of fuel reserve tank 902, and the hydraulic oil of first fluid chamber sequentially passes through hydraulic oil oil exit pipe
Road 904, hydraulic oil oil inlet flexible pipe, hydraulic oil transfer pipeline 100, hydraulic oil oil-out flexible pipe and hydraulic oil return line
907 are back to second fluid chamber of fuel reserve tank 902；
The initial operating stage of equipment heating source 900, hydraulic fluid temperature is low, and hydraulic oil is straight in the flowing of hydraulic oil transfer pipeline 100
Connect from hydraulic oil bypass line 300 and flow, hydraulic oil is cooled down without heat-exchanger rig 102；
The hydraulic fluid temperature that the operation a period of time of equipment heating device 901 can cause it internal is also increased, therefore is set
The hydraulic fluid temperature for first fluid chamber that preparation thermal 901 is expelled in fuel reserve tank 902 is also raised, and fuel reserve tank temperature is passed
The temperature that sensor 908 or hydraulic oil transfer pipeline temperature sensor 103 detect hydraulic oil reaches certain high temperature（Taken the photograph more than 60
Family name's degree）, hydraulic oil by-passing valve 301 closed, and hydraulic oil is cooled down by heat-exchanger rig 102, now cold on cooling line 200
But pipeline electromagnetic valve 206 starts, and cooling line 200 comes into operation, and cooling line 200 is defeated with hydraulic oil at heat-exchanger rig 102
Send the high temperature hydraulic oil in pipeline 100 to carry out heat exchange, high temperature hydraulic oil is cooled down so that cooled down by heat-exchanger rig 102
Low temperature hydraulic oil by hydraulic oil transfer pipeline 100 be back to again fuel reserve tank 902 second fluid chamber continue supply
Equipment heating device 901.
The operation principle of wherein cooling line 200 is：
The high temperature and high pressure gas come out from compressor 202 are changed into cryogenic high pressure gas liquid mixture after condenser 203, so
Gas-liquid separation being carried out by reservoir 204 afterwards and forming cryogenic high pressure liquid, then carrying out water removal by device for drying and filtering 205 removes
Miscellaneous, then by the formation low temperature and low pressure liquid of throttling arrangement 207, low temperature and low pressure liquid is in heat-exchanger rig 102 by heat exchange shape
Into low-temp low-pressure gas liquid mixture, low-temp low-pressure gas liquid mixture carries out gas-liquid separation by gas-liquid separator 201 and forms low temperature
Low-pressure gas, then process compressor 202 is compressed to form high temperature and high pressure gas low temperature low pressure gas again, back and forth above-mentioned to follow
Ring, so that 200 pairs of hydraulic oil by the hydraulic oil transfer pipeline 100 of heat-exchanger rig 102 of cooling line is cooled down.It is wherein cold
But the effect of the cooling line by-passing valve 208 in pipeline 200 is that pressure in cooling line 200 persistently raises and reaches certain value
When, cooling line by-passing valve 208 opens progress pressure release and cooling line 200 is played a protective role；Cooling line magnetic valve 206
Effect is that, when cooling line 200 is inoperative, the liquid for placing the front of cooling line magnetic valve 206 flow to compressor 202 backward
It is interior so that compressor 202 is damaged, and is played a protective role.
It has been arranged in parallel on the oil circuit at the two ends of radiator 5 on piston type relief valve 6, oil circuit or temperature is set on liquid reserve tank 2
Spend sensor.
The piston type relief valve 6 includes housing 601, piston 602 and two springs 603, the horizontal cloth of housing 601
Put, the shell fluid passage 601.1 of a lateral direction penetrating is formed in the housing 601, the middle part of the housing 601 is provided with stream
Body passageway chamber 601.2, the internal diameter of Fluid passageways chamber 601.2 is more than the internal diameter of shell fluid passage 601.1, Fluid passageways chamber
The one piece of separation being fixedly installed ring flat-plate 601.3 is provided with 601.2, separates the internal diameter and shell fluid passage of ring flat-plate 601.3
601.1 internal diameter is consistent, separates ring flat-plate 601.3 and Fluid passageways chamber 601.2 is separated to form into two chambers of Fluid passageways half in left and right.Institute
The left and right ends for stating housing 601 are provided with hickey 601.4, and the piston 602 is horizontally set at shell fluid passage 601.1
Middle part, be provided with neck 601.5, the neck 601.5 at the outer end of left and right two of the shell fluid passage 601.1 and set
It is equipped with the shell that jump ring 604, two lateral arrangements of spring 603, and two springs 603 are located between piston 602 and jump ring 604 respectively
In body fluid passage 601.1, the external diameter of spring 603 is matched with the internal diameter of shell fluid passage 601.1.The piston 602 is a left side
The hollow structure of right both ends open, the piston 602 includes piston shell 602.1, and the middle part of the piston shell 602.1 is set
There is one piece of dividing plate being vertically arranged 602.2, the inside of piston 602 is divided into left and right two and connected respectively with the external world by dividing plate 602.2
Logical piston fluid passage 602.5, is provided with what is be arranged symmetrically on the piston shell 602.1 of the left and right sides of dividing plate 602.2
Fluid bore 602.3, the fluid bore 602.3 is circular layout on piston shell 602.1, fluid bore of the dividing plate 602.2 per side
602.3 can be provided with multi-turn, and the one of high order end encloses fluid bore 602.3 to the horizontal stroke between a circle fluid bore 602.3 of low order end
To the lateral separation of the distance no more than chamber of Fluid passageways half.The left and right ends of the piston 602 are provided with what is coordinated with spring 603
Step 602.4.
The method of work of piston type relief valve：
When hydraulic pressure main road is unobstructed, the pressure of the left and right ends of piston type relief valve is equal, and piston is in housing center
Position, the partition position of piston is corresponding with the position of the separation ring flat-plate of housing, and piston is not acted；
Embodiment 1, when liquid flows from left to right and hydraulic pressure main road is obstructed, the left end pressure of piston type relief valve is big
In right-hand member pressure, the pressure in the piston fluid passage on the right side of dividing plate is more than due to the pressure in the piston fluid passage on the left of dividing plate
Power, fluid forces dividing plate moves right, so that piston also moves right, the fluid bore on the left of dividing plate is located at the one of right side
During individual half intracavitary of Fluid passageways, the larger fluid of pressure flows out to right side out of left side piston fluid passage by fluid bore
In one intracavitary of Fluid passageways half, the piston fluid passage that right side is then flow to again, so as to reach the purpose of pressure release, now left side
Spring be in extended state, the spring on right side is in compressive state, until equal with the pressure on right side on the left of dividing plate, piston is returned
Original position is put, hydraulic pressure main road returns unobstructed.
Embodiment 2, when liquid flows from left to right and hydraulic pressure main road is obstructed, the right-hand member pressure of piston type relief valve is big
In left end pressure, the pressure in the piston fluid passage on the left of dividing plate is more than due to the pressure in the piston fluid passage on the right side of dividing plate
Power, fluid forces dividing plate is moved to the left, so that piston is also moved to the left, the fluid bore on the right side of dividing plate is located at the one of left side
During individual half intracavitary of Fluid passageways, the larger fluid of pressure flows out to left side out of right side piston fluid passage by fluid bore
In one intracavitary of Fluid passageways half, the piston fluid passage that left side is then flow to again, so as to reach the purpose of pressure release, now right side
Spring be in extended state, the spring in left side is in compressive state, until equal with the pressure on right side on the left of dividing plate, piston is returned
Original position is put, hydraulic pressure main road returns unobstructed.
The radiator 5 is protecting against shock accumulation of energy radiator, and the radiator 5 includes radiator body and accumulation of energy pipe 500,
The radiator body includes the first collecting tank 501 and the second collecting tank 502 that left and right is vertically arranged, the He of the first collecting tank 501
Be connected with many of lateral arrangement shunting liquid baths 503 between second collecting tank 502, the accumulation of energy pipe 500 be bottom opening remaining
Partially enclosed tubular structure, the bottom opening of accumulation of energy pipe 500 is connected with the first collecting tank 501 and the second collecting tank 502, described
The bottom side of first collecting tank 501 and the second collecting tank 502 is provided with sewage draining exit 504, and sewage draining exit 504 is when not in use using row
Dirty mouth bolt 505 and sewage draining exit sealing gasket 506 are blocked.
Embodiment one,
Built in accumulation of energy pipe, when the inlet and liquid outlet of protecting against shock accumulation of energy radiator are located at the first collecting tank 501 and second
During the top of collecting tank 502, accumulation of energy pipe 500 is installed on the inside of the first collecting tank 501 and the second collecting tank 502.
Embodiment two,
Built in accumulation of energy pipe, when the inlet and liquid outlet of protecting against shock accumulation of energy radiator are located at the first collecting tank 501 and second
During the side of collecting tank 502, accumulation of energy pipe 500 is installed on to the inside of the first collecting tank 501 and the second collecting tank 502, if stored
Height of the height higher than inlet and liquid outlet of energy pipe 500, then need not do other processing, if the height of accumulation of energy pipe 500 is low
In the height of inlet and liquid outlet, then need to install distributing damper 507 additional at the top of accumulation of energy pipe 500, distributing damper 507 will enter
The shunting liquid bath 503 of liquid mouthful and the corresponding height and position of liquid outlet is separated, it is to avoid the direct impact of liquid enters shunting liquid bath
503。
Embodiment three,
Accumulation of energy pipe is external, and the inlet and liquid outlet of protecting against shock accumulation of energy radiator are located at the first collecting tank 501 and the second collection
The top of liquid bath 502.The bottom side of the bottom opening of the accumulation of energy pipe 500 and the first collecting tank 501 and the second collecting tank 502
Connector threaded connection, the top side of the top of the accumulation of energy pipe 500 and the first collecting tank 501 and the second collecting tank 502
Installation side be fixedly connected using bolt, be easy to dismounting.Because the accumulation of energy pipe 500 of protecting against shock accumulation of energy radiator is arranged at the first collection
The outside of the collecting tank 502 of liquid bath 501 and second so that by fluid flow and the difference of impulsive force can select different capabilities, each
Plant different accumulation of energy pipes.
Example IV,
Accumulation of energy pipe is external, and the inlet and liquid outlet of protecting against shock accumulation of energy radiator are located at the first collecting tank 501 and the second collection
The side of liquid bath 502.
The method of work of protecting against shock accumulation of energy radiator：
Equipment heating source initial operating stage, fluid temperature is relatively low, and cooling fan does not start, and liquid enters protecting against shock by inlet
In first collecting tank of accumulation of energy radiator, the shunting liquid bath internal resistance of protecting against shock accumulation of energy radiator is smaller under normal circumstances or nothing
Resistance, then liquid be introduced into the first collecting tank, then by shunting liquid bath during radiated, enter back into the second collection
Liquid bath, finally leaves protecting against shock accumulation of energy radiator from liquid outlet；It is larger in the shunting liquid bath internal resistance of protecting against shock accumulation of energy radiator
When, because the pressure in now accumulation of energy pipe is smaller, some liquid is entered in accumulation of energy pipe, as liquid is in accumulation of energy intraluminal fluid
The rise of position, the air in compress energy storage pipe so that the pressure in accumulation of energy pipe is also raised, the pressure in final accumulation of energy pipe reach with
Pressure at inlet is equal, and now the liquid velocity at inlet slows down, and the pressure at inlet also reduces therewith, with entering
Pressure at liquid mouthful reduces, and into the liquid in accumulation of energy pipe because pressure is higher than at inlet, returns into the first collecting tank
It is interior, then radiated during by shunting liquid bath, enter back into the second collecting tank, finally leave protecting against shock from liquid outlet
Accumulation of energy radiator.
Because the motility of air is good, substantially without hysteresis quality, air, which runs into, in protecting against shock accumulation of energy radiator impact
The moment of power, just compress and act immediately, this action is completed in moment, there will not be hysteresis quality as mechanical damping and be used
Fatigue.
Claims (8)
1. a kind of method of work of the industrial refrigerating plant of the hydraulic pressure bypass with piston type relief valve, it is characterised in that band piston type
The industrial refrigerating plant of the hydraulic pressure bypass of relief valve is included on a hydraulic oil transfer pipeline, the hydraulic oil transfer pipeline from hydraulic pressure
Oily oil inlet dissipates to hydraulic oil transfer pipeline delivery pump, radiator and heat-exchanger rig is disposed between hydraulic oil oil-out
The side of hot device is provided with cooling fan, coolant outlet to the cooling line cooled down between import of the heat-exchanger rig successively
Gas-liquid separator, compressor, condenser, reservoir, device for drying and filtering, cooling line magnetic valve and throttling arrangement are provided with,
Compressor is to the cooling line and throttling arrangement between condenser to being provided with one between the cooling line between heat-exchanger rig
Cooling line by-passing valve；Piston type relief valve is arranged in parallel on the oil circuit at radiator two ends, the piston type relief valve includes
Housing（601）, piston（602）And two springs（603）, the housing（601）Lateral arrangement, the housing（601）Interior shape
Into the shell fluid passage of a lateral direction penetrating（601.1）, the housing（601）Middle part be provided with Fluid passageways chamber
（601.2）, Fluid passageways chamber（601.2）Inside it is provided with the one piece of separation being fixedly installed ring flat-plate（601.3）, separate ring flat-plate
（601.3）By Fluid passageways chamber（601.2）It is separated to form two chambers of Fluid passageways half in left and right, the piston（602）Laterally set
In shell fluid passage（601.1）Middle part, two springs（603）Lateral arrangement, and two springs（603）It is located at piston respectively
（602）The shell fluid passage in outside（601.1）It is interior, the piston（602）For the hollow structure of left and right ends opening, the work
Plug（602）Including piston shell（602.1）, the piston shell（602.1）Middle part be provided with one piece of dividing plate being vertically arranged
（602.2）, dividing plate（602.2）By piston（602）Inside be divided into the piston fluids that are in communication with the outside respectively of left and right two and lead to
Road（602.5）, positioned at dividing plate（602.2）The piston shell of the left and right sides（602.1）On be provided with the fluid bore being arranged symmetrically
（602.3）；
The radiator is protecting against shock accumulation of energy radiator, and the radiator includes radiator body and accumulation of energy pipe, the radiating
Device body includes the first collecting tank and the second collecting tank that left and right is vertically arranged, and is connected between the first collecting tank and the second collecting tank
There are many shunting liquid baths of lateral arrangement, the accumulation of energy pipe is the tubular structure that bottom opening remainder is closed, accumulation of energy pipe
Bottom opening is connected with the first collecting tank and the second collecting tank；
Step 1: connection equipment heating source and industrial refrigerating plant；
The hydraulic oil oil inlet and hydraulic oil oil-out of the hydraulic oil transfer pipeline of industrial refrigerating plant are entered by hydraulic oil respectively
Hydraulic fluid port flexible pipe and the hydraulic oil drain line and hydraulic oil return line in hydraulic oil oil-out flexible pipe connection equipment heating source；
Step 2: after equipment heating source brings into operation, the hydraulic oil of second fluid chamber of fuel reserve tank passes through fuel reserve tank flowline
Hydraulic oil in road supply arrangement electro-heat equipment, equipment heating device drains into first of fuel reserve tank by fuel reserve tank in-line
Fluid chamber, the hydraulic oil of first fluid chamber sequentially passes through hydraulic oil drain line, hydraulic oil oil inlet flexible pipe, hydraulic oil
Transfer pipeline, hydraulic oil oil-out flexible pipe and hydraulic oil return line are back to second fluid chamber of fuel reserve tank；
Equipment heating source initial operating stage, hydraulic fluid temperature is low, and hydraulic oil is direct from hydraulic oil in the flowing of hydraulic oil transfer pipeline
Bypass line is flowed, and hydraulic oil is cooled down without heat-exchanger rig；
The hydraulic fluid temperature that equipment heating plant running can cause it internal for a period of time is also increased, therefore equipment heating is filled
The hydraulic fluid temperature for putting first fluid chamber being expelled in fuel reserve tank is also raised, fuel reserve tank temperature sensor or hydraulic oil
The temperature that transfer pipeline temperature sensor detects hydraulic oil reaches certain high temperature, and hydraulic oil by-passing valve is closed, and hydraulic oil passes through
Heat-exchanger rig is cooled down, and now the cooling line magnetic valve on cooling line starts, and cooling line comes into operation, cooling line
Heat exchange is carried out with the high temperature hydraulic oil in hydraulic oil transfer pipeline at heat-exchanger rig, high temperature hydraulic oil is cooled down, made
It is second hydraulic oil for being back to fuel reserve tank again by hydraulic oil transfer pipeline to obtain the low temperature hydraulic oil cooled down by heat-exchanger rig
Continue supply arrangement electro-heat equipment in room；
The piston（602）Left and right ends be provided with and spring（603）The step of cooperation（602.4）；
When the first, built in accumulation of energy pipe：
When the inlet and liquid outlet of protecting against shock accumulation of energy radiator are located at the top of the first collecting tank and the second collecting tank, it will store
Energy pipe is installed on the inside of the first collecting tank and the second collecting tank；
When the inlet and liquid outlet of protecting against shock accumulation of energy radiator are located at the side of the first collecting tank and the second collecting tank, it will store
Energy pipe is installed on the inside of the first collecting tank and the second collecting tank, if the height of accumulation of energy pipe is higher than inlet and the height of liquid outlet
Degree, then need not do other processing, if the height of accumulation of energy pipe is less than the height of inlet and liquid outlet, at the top of accumulation of energy pipe
Install distributing damper additional, distributing damper separates the shunting liquid bath of inlet and the corresponding height and position of liquid outlet；
2nd, when accumulation of energy pipe is external：
The bottom opening of accumulation of energy pipe is threadedly coupled with the connector of the first collecting tank and the bottom side of the second collecting tank, described to store
The top of energy pipe is fixedly connected with the installation side of the first collecting tank and the top side of the second collecting tank using bolt.
2. a kind of work side of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve according to claim 1
Method, it is characterised in that the housing（601）Left and right ends be provided with hickey（601.4）.
3. a kind of work side of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve according to claim 1
Method, it is characterised in that the shell fluid passage（601.1）The outer end of left and right two at be provided with neck（601.5）, the card
Groove（601.5）Inside it is provided with jump ring（604）, two springs（603）It is located at piston respectively（602）With jump ring（604）Between shell
Body fluid passage（601.1）It is interior.
4. a kind of work side of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve according to claim 1
Method, it is characterised in that separate ring flat-plate（601.3）Internal diameter and shell fluid passage（601.1）Internal diameter it is consistent.
5. a kind of work side of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve according to claim 1
Method, it is characterised in that spring（603）External diameter and shell fluid passage（601.1）Internal diameter matching.
6. a kind of work side of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve according to claim 1
Method, it is characterised in that the fluid bore（602.3）It is circular layout in piston shell（602.1）On.
7. a kind of work side of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve according to claim 1
Method, it is characterised in that dividing plate（602.2）Fluid bore per side（602.3）It is provided with multi-turn.
8. a kind of work side of the industrial refrigerating plant of hydraulic pressure bypass with piston type relief valve according to claim 1
Method, it is characterised in that the fluid bore of high order end（602.3）To the fluid bore of low order end（602.3）Between lateral separation be not more than
The lateral separation of the chamber of Fluid passageways half.
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| CN108089612A (en) * | 2017-11-28 | 2018-05-29 | 江苏金荣森制冷科技有限公司 | The method of work of the industrial constant-temperature device of hydraulic pressure bypass with piston type relief valve |
| CN107943140A (en) * | 2017-11-28 | 2018-04-20 | 江苏金荣森制冷科技有限公司 | Temperature control industrial constant-temperature device with the bypass of piston type relief valve hydraulic pressure |
| CN108131358A (en) * | 2017-11-28 | 2018-06-08 | 江苏金荣森制冷科技有限公司 | The method of work of the industrial constant-temperature device of hydraulic pressure bypass with adjustable relief valve |
| CN108131356A (en) * | 2017-11-28 | 2018-06-08 | 江苏金荣森制冷科技有限公司 | The method of work of tubing type industrial constant-temperature machine with piston type relief valve hydraulic pressure bypass |
| CN108151203A (en) * | 2017-11-28 | 2018-06-12 | 江苏金荣森制冷科技有限公司 | The method of work of temperature control industrial constant-temperature device with piston type relief valve hydraulic pressure bypass |
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