CN113700704A - Hydraulic oil circuit air cooling system of high-temperature sterilization machine - Google Patents
Hydraulic oil circuit air cooling system of high-temperature sterilization machine Download PDFInfo
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- CN113700704A CN113700704A CN202110915368.0A CN202110915368A CN113700704A CN 113700704 A CN113700704 A CN 113700704A CN 202110915368 A CN202110915368 A CN 202110915368A CN 113700704 A CN113700704 A CN 113700704A
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- 238000001816 cooling Methods 0.000 title claims abstract description 151
- 239000010720 hydraulic oil Substances 0.000 title claims abstract description 113
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 42
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 133
- 239000003921 oil Substances 0.000 claims abstract description 118
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000004321 preservation Methods 0.000 claims abstract description 14
- 239000011229 interlayer Substances 0.000 claims description 23
- 230000017525 heat dissipation Effects 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 12
- 238000005057 refrigeration Methods 0.000 claims description 11
- 238000004064 recycling Methods 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 14
- 238000000605 extraction Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000000112 cooling gas Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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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
- F15B21/0423—Cooling
Abstract
The invention discloses a hydraulic oil circuit air cooling system of a high-temperature sterilization machine, which comprises a base plate, a sterilization box, a hydraulic oil tank and a water tank, wherein the sterilization box, the hydraulic oil tank and the water tank are arranged on the base plate; the air cooling device comprises a first transmission pipe, a hydraulic oil information acquisition component arranged at the oil inlet end of the first transmission pipe, a four-way flow control oil discharge component arranged at the oil discharge end, a one-level air cooling transmission component arranged at the oil discharge end of the four-way flow control oil discharge component, a two-level air cooling transmission component, a three-level air cooling transmission component and an air cooling component arranged at the bottom of the base plate, a heat energy recycling device arranged on the base plate and comprising a heat collection component, a heat preservation component and a preheating component. The air cooling system is convenient for selecting a proper cooling route according to the temperature of oil, is convenient for stably cooling when the flow of the oil in an oil line changes, and is convenient for recycling heat energy.
Description
Technical Field
The invention mainly relates to the technical field of sterilization devices, in particular to a hydraulic oil circuit air cooling system of a high-temperature sterilization machine.
Background
The high-temperature sterilization machine mainly uses hot steam to sterilize articles to be sterilized, and for facilitating the diffusion of the high-temperature steam in a sterilization cavity of the sterilization machine, a hydraulic oil motor fan is often needed to transmit the hot steam, when the hydraulic oil motor is used, the rotating speed of the motor is controlled by the flow rate of the hydraulic oil, and the flow of the hydraulic oil in the oil fixing way is changed.
According to the hydraulic oil heat dissipation system and the engineering machinery provided by the patent document with the application number of CN201210579247.4, the system includes a hydraulic oil radiator, a fan, an air cooling motor, a controller, and a temperature sensor, wherein the temperature sensor is used for detecting the temperature of an oil inlet or an oil outlet of the hydraulic oil radiator, the air cooling motor drives the fan to dissipate heat of the hydraulic oil radiator, and the controller controls the rotation speed of the fan according to a signal of the temperature sensor. The controller in the system is convenient for control the rotating speed of the fan according to the temperature of the hydraulic oil, so that heat dissipation is facilitated.
The controller in the above-mentioned patent is convenient for according to hydraulic oil temperature control fan rotational speed to dispel the heat, nevertheless be not convenient for select suitable cooling route according to fluid temperature, be not convenient for stabilize the cooling when fluid flow changes in the oil circuit, and be not convenient for retrieve heat energy and recycle.
Disclosure of Invention
The invention mainly provides a hydraulic oil-way air cooling system of a high-temperature sterilization machine, which is used for solving the technical problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a hydraulic oil circuit air cooling system of a high-temperature sterilization machine comprises a base plate, a sterilization box, a hydraulic oil tank and a water tank, wherein the sterilization box, the hydraulic oil tank and the water tank are arranged on the base plate;
the air cooling device comprises a first transmission pipe, a hydraulic oil information acquisition component, a four-way flow control oil discharge component, a first-stage air cooling transmission component, a second-stage air cooling transmission component and a third-stage air cooling transmission component, wherein the oil inlet end of the first transmission pipe is connected with the oil discharge end of a hydraulic oil motor fan, the first-stage air cooling transmission component, the second-stage air cooling transmission component and the third-stage air cooling transmission component are arranged at the oil discharge end of the four-way flow control oil discharge component, the oil discharge ends of the first-stage air cooling transmission component, the second-stage air cooling transmission component and the third-stage air cooling transmission component are all communicated with a hydraulic oil tank, a cooling box fixed on a base plate is covered outside the first-stage air cooling transmission component, the second-stage air cooling transmission component and the third-stage air cooling transmission component, and an air cooling component is arranged at the bottom of the base plate and is communicated with the air inlet end of the cooling box through an execution end pipeline,
be equipped with heat energy on the base plate and recycle the device, heat energy recycles the device including locating on the base plate and the thermal-arrest part of pipeline intercommunication cooling box exhaust end locate disinfect incasement wall and pipeline intercommunication thermal-arrest part's heat preservation part, and the cover is established water tank outer wall and pipeline intercommunication thermal-arrest part preheat the part.
Preferably, the hydraulic oil information acquisition part comprises a hydraulic oil flow sensor and a hydraulic oil temperature sensor which are sequentially arranged on the first transmission pipe. In the preferred embodiment, the hydraulic oil information collecting component is used for conveniently collecting the flow rate information and the temperature information of the hydraulic oil discharged by the hydraulic oil motor fan.
Preferably, the four-way flow control oil discharge component comprises a four-way transmission pipe of which the oil inlet end is connected with the oil discharge end of the first transmission pipe, and three electromagnetic valves arranged at the oil discharge end of the four-way transmission pipe, wherein one of the electromagnetic valves corresponds to one of the oil discharge ends of the four-way transmission pipe. In the preferred embodiment, the four-way flow control oil discharge part is convenient for classifying and transmitting quantitative hydraulic oil to the corresponding air cooling transmission part, and the hydraulic oil is divided when the flow of the hydraulic oil is increased.
Preferably, one-level air-cooled transmission part includes first spiral cooling tube, one of them of first spiral cooling tube oil feed end intercommunication solenoid valve oil discharge end, oil extraction end intercommunication hydraulic tank. In the preferred embodiment, the primary air-cooled transmission part is convenient for cooling the low-temperature hydraulic oil.
Preferably, second level forced air cooling transmission part is including setting up according to the preface and the second spiral cooling tube and the first oil distribution cooling tube that communicate each other, second spiral cooling tube oil feed end intercommunication one of them solenoid valve oil discharge end, first oil distribution cooling tube oil extraction end intercommunication hydraulic tank. In the preferred embodiment, the secondary air-cooled transmission component is convenient for cooling the medium-temperature hydraulic oil.
Preferably, tertiary forced air cooling transmission part is including setting up according to the preface and third spiral cooling tube, second oil distribution heat dissipation pipe and the heat dissipation box that communicates each other, be equipped with a plurality of one ends in the heat dissipation box and run through the heat dissipation box and extend to the outside heat conduction piece of heat dissipation box, third spiral cooling tube oil feed end intercommunication one of them solenoid valve oil discharge end, heat dissipation box oil extraction end intercommunication hydraulic tank. In the preferred embodiment, the three-level air-cooling transmission component is convenient for cooling the high-temperature hydraulic oil.
Preferably, the forced air cooling part is including locating the air-blower of base plate bottom, and locate base plate bottom and inlet end pass through second transmission pipe intercommunication the refrigeration case of air-blower execution end, refrigeration case exhaust end passes through pipeline intercommunication cooling case inlet end, be equipped with airflow sensor on the second transmission pipe, refrigeration incasement wall is equipped with evaporimeter and gas temperature sensor. In the preferred embodiment, the air cooling component is convenient for conveying the temperature-controlled and flow-controlled cooling gas into the cooling box.
Preferably, the thermal-arrest part is including locating storage box on the base plate locates the air current intermediate layer of storage box outer wall is located in the air current intermediate layer and flowing back end intercommunication the first helical pipeline of storage box, and locate in the storage box and the circulating pump of the first helical pipeline inlet end of flowing back end intercommunication, air current intermediate layer inlet end pipeline intercommunication cooling box exhaust end. In the preferred embodiment, the heat recovery of the gas exhausted from the cooling box is facilitated by the heat collecting part.
Preferably, the heat preservation part comprises a heat preservation interlayer arranged on the inner wall of the sterilization box and a circulating pipe arranged in the heat preservation interlayer, and two ends of the circulating pipe are communicated with the storage box through pipelines. In the preferred embodiment, the heat energy collected by the heat collecting component is conveniently used for heat preservation of the sterilization box through the heat preservation component.
Preferably, the preheating part comprises a preheating interlayer arranged on the outer wall of the water tank and a second spiral pipe arranged in the preheating interlayer, and two ends of the second spiral pipe are communicated with the storage tank through pipelines. In the preferred embodiment, the preheating part is used for facilitating the heat energy collected by the heat collecting part to be used for preheating the water in the water tank.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the hydraulic oil information acquisition component and the four-way flow control oil discharge component are matched, so that a proper cooling route can be selected conveniently according to the oil temperature, stable cooling can be conveniently carried out when the oil flow in an oil way changes, and the heat energy can be conveniently recycled by the heat energy recycling device;
the hydraulic oil information acquisition component is convenient for collecting the flow rate information and the temperature information of the hydraulic oil discharged by the hydraulic oil motor fan, the four-way flow control oil discharge part is convenient for classifying and transmitting quantitative hydraulic oil to the corresponding air cooling transmission part and shunting when the flow of the hydraulic oil is increased, the primary air-cooling transmission component is convenient for cooling the low-temperature hydraulic oil, the secondary air-cooling transmission component is convenient for cooling the medium-temperature hydraulic oil, the three-stage air-cooling transmission component is convenient for cooling the high-temperature hydraulic oil, the air-cooling component is convenient for conveying cooling gas with controlled temperature and flow into the cooling box, the heat collection component is convenient for recovering the heat of the gas exhausted by the cooling box, the heat preservation component is convenient for using the heat energy collected by the heat collection component for preserving the heat of the sterilization box, the preheating component is used for conveniently preheating the water in the water tank by using the heat energy collected by the heat collecting component.
The present invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is an isometric view of the overall construction of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is an isometric view of the air cooling device of the present invention;
FIG. 4 is an isometric view of a thermal energy reuse device of the present invention;
FIG. 5 is a top view of the overall structure of the present invention;
FIG. 6 is a top view of the air cooling device of the present invention;
FIG. 7 is a cross-sectional view of the air-cooled component of the present invention;
fig. 8 is a structural sectional view of a thermal energy recycling device of the present invention.
Description of the drawings: 10. a base plate; 11. a sterilization box; 12. a hydraulic oil tank; 13. a water tank; 14. a hydraulic pump; 15. a hydraulic oil motor fan; 20. an air cooling device; 21. a first transfer tube; 22. a hydraulic oil information acquisition component; 221. a hydraulic oil flow sensor; 222. a hydraulic oil temperature sensor; 23. a four-way flow control oil discharge component; 231. a four-way transmission pipe; 232. an electromagnetic valve; 24. a primary air-cooled transmission component; 241. a first spiral radiating pipe; 25. a secondary air-cooled transmission component; 251. a second spiral radiating pipe; 252. a first oil-distributing heat-dissipating pipe; 26. a third stage air-cooled transmission component; 261. a third spiral radiating pipe; 262. a second oil-distributing heat-dissipating pipe; 263. a heat dissipation box; 2631. a heat conducting block; 27. a cooling box; 28. an air-cooled component; 281. a blower; 282. a second transfer pipe; 283. a refrigeration case; 284. an airflow flow sensor; 285. an evaporator; 286. a gas temperature sensor; 30. a heat energy recycling device; 31. a heat collecting part; 311. a storage box; 312. an air flow interlayer; 313. a first helical conduit; 314. a circulation pump; 32. a heat-insulating member; 321. a heat-insulating interlayer; 322. a circulation pipe; 33. a preheating component; 331. preheating the interlayer; 332. a second spiral pipe.
Detailed Description
In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Please refer to fig. 1 and 2, in a preferred embodiment of the present invention, a hydraulic oil-path air-cooling system of a high-temperature sterilization machine includes a base plate 10, a sterilization box 11, a hydraulic oil tank 12 and a water tank 13 which are disposed on the base plate 10, a hydraulic pump 14 is disposed on the top of the hydraulic oil tank 12, a hydraulic oil motor fan 15 is disposed on the top of the inner wall of the sterilization box 11, an air-cooling device 20 is disposed on the base plate 10, and hydraulic oil in the hydraulic oil tank 12 returns to the hydraulic oil tank 12 after sequentially passing through the hydraulic pump 14, the hydraulic oil motor fan 15 and the air-cooling device 20;
it should be noted that, in this embodiment, water in the water tank 13 is used as a water source for sterilizing steam in the sterilizing tank 11, the hydraulic oil motor fan 15 is driven by hydraulic oil, and the rotating speed of the hydraulic oil motor fan 15 is affected by the flow rate of the hydraulic oil, and the hydraulic oil in the hydraulic oil tank 12 returns to the hydraulic oil tank 12 after passing through the hydraulic pump 14, the hydraulic oil motor fan 15, and the air cooling device 20 in sequence, so as to complete oil circuit circulation.
Please refer to fig. 3, 5, 6, and 7, in another preferred embodiment of the present invention, the air cooling device 20 includes a first transmission pipe 21 having an oil inlet end connected to an oil outlet end of a hydraulic motor fan 15, a hydraulic oil information collecting component 22 disposed at the oil inlet end of the first transmission pipe 21, a four-way flow control oil discharging component 23 disposed at the oil outlet end of the first transmission pipe 21, a first-stage air cooling transmission component 24, a second-stage air cooling transmission component 25, and a third-stage air cooling transmission component 26 disposed at the oil outlet end of the four-way flow control oil discharging component 23, wherein the oil outlet ends of the first-stage air cooling transmission component 24, the second-stage air cooling transmission component 25, and the third-stage air cooling transmission component 26 are all communicated with a hydraulic oil tank 12, the outsides of the first-stage air cooling transmission component 24, the second-stage air cooling transmission component 25, and the third-stage air cooling transmission component 26 are covered with a cooling tank 27 fixed on the base plate 10, the bottom of the base plate 10 is provided with an air cooling component 28 having an execution end pipeline communicated with an air inlet end of the cooling tank 27, the hydraulic oil information collecting part 22 includes a hydraulic oil flow sensor 221 and a hydraulic oil temperature sensor 222 which are sequentially arranged on the first transmission pipe 21, the four-way flow control oil discharge part 23 includes a four-way transmission pipe 231 whose oil inlet end is connected with the oil discharge end of the first transmission pipe 21, and three electromagnetic valves 232 which are arranged at the oil discharge end of the four-way transmission pipe 231, one of the electromagnetic valves 232 corresponds to one of the oil discharge ends of the four-way transmission pipe 231, the one-stage air cooling transmission part 24 includes a first spiral radiating pipe 241, the oil inlet end of the first spiral radiating pipe 241 is communicated with one of the oil discharge ends of the electromagnetic valves 232, the oil discharge end is communicated with the hydraulic oil tank 12, the two-stage air cooling transmission part 25 includes a second spiral radiating pipe 251 and a first oil distribution radiating pipe 252 which are sequentially arranged and communicated with each other, the oil inlet end of the second spiral radiating pipe 251 is communicated with one of the oil discharge ends of the electromagnetic valves 232, the oil discharge end of the first oil-distributing heat-dissipating pipe 252 is communicated with the hydraulic oil tank 12, the three-stage air-cooling transmission component 26 comprises a third spiral heat-dissipating pipe 261, a second oil-distributing heat-dissipating pipe 262 and a heat-dissipating box 263 which are sequentially arranged and are communicated with each other, a plurality of heat-conducting blocks 2631 are arranged in the heat-dissipating box 263, one end of each of the heat-dissipating blocks 263 penetrates through the heat-dissipating box 263 and extends to the outside of the heat-dissipating box 263, the oil inlet end of the third spiral heat-dissipating pipe 261 is communicated with the oil discharge end of one of the electromagnetic valves 232, the oil discharge end of the heat-dissipating box 263 is communicated with the hydraulic oil tank 12, the air-cooling component 28 comprises an air blower 281 arranged at the bottom of the base plate 10 and a refrigeration box 283 arranged at the bottom of the base plate 10 and communicated with the execution end of the air blower 281 through a second transmission pipe 282, the air discharge end of the refrigeration box 283 is communicated with the air inlet end of the cooling box 27 through a pipeline, and an airflow flow sensor 284 is arranged on the second transmission pipe 282, the inner wall of the refrigeration box 283 is provided with an evaporator 285 and a gas temperature sensor 286.
It should be noted that, in this embodiment, the hydraulic oil discharged by the hydraulic oil motor fan 15 enters the first transmission pipe 21, the hydraulic oil flow sensor 221 collects oil flow information of the hydraulic oil and transmits the oil flow information to the PLC controller, the hydraulic oil temperature sensor 222 collects oil temperature information of the hydraulic oil and transmits the oil temperature information to the PLC controller, the PLC controller receives the oil flow information and the oil temperature information and analyzes whether the air-cooled transmission component of the corresponding level can meet the transmission cooling requirement, when the air-cooled transmission component of the corresponding level can meet the transmission cooling requirement, the PLC controller controls the corresponding electromagnetic valve 232 to open, and the oil is transmitted to the hydraulic oil tank 12 through the air-cooled transmission component of the corresponding level;
when the air-cooled transmission part corresponding to the grade cannot meet the transmission cooling requirement, the air-cooled transmission part corresponding to the grade is opened at full load, redundant oil is transmitted through the air-cooled transmission parts of other grades, if the air-cooled transmission part correspondingly processed according to the temperature of the oil is the three-grade air-cooled transmission part 26 and the three-grade air-cooled transmission part 26 cannot meet the transmission requirement, at the moment, the three-grade air-cooled transmission part 26 works at full load, the redundant oil can be transmitted through the one-grade air-cooled transmission part 24 or the two-grade air-cooled transmission part 25, and the temperature and the flow rate of gas discharged by the air-cooled transmission part 28 are controlled to achieve the required cooling effect;
further, the first-stage air-cooling transmission part 24 performs heat exchange through the first spiral radiating pipe 241 so as to lower the temperature of the low-temperature oil liquid, and has high transmission efficiency, the second-stage air-cooling transmission part 25 performs heat exchange through the second spiral radiating pipe 251 and the first oil-distributing radiating pipe 252 so as to lower the temperature of the medium-temperature oil liquid, and has medium transmission efficiency, and the third-stage air-cooling transmission part 26 performs heat exchange through the third spiral radiating pipe 261, the second oil-distributing radiating pipe 262, the radiating box 263 and the heat-conducting block 2631 so as to lower the temperature of the high-temperature oil liquid, and has low transmission efficiency;
further, when the air cooling unit 28 is in operation, the PLC controller receives the airflow rate information measured by the airflow rate sensor 284 and the gas temperature information measured by the gas temperature sensor 286, and activates the cooling system to which the blower 281 and the evaporator 285 are connected, so that the airflow rate information and the gas temperature information satisfy the set values.
Referring to fig. 3, 4 and 8, in another preferred embodiment of the present invention, a heat energy recycling device 30 is disposed on the base plate 10, the heat energy recycling device 30 includes a heat collecting component 31 disposed on the base plate 10 and communicated with the exhaust end of the cooling box 27, a heat insulating component 32 disposed on the inner wall of the sterilization box 11 and communicated with the heat collecting component 31, and a preheating component 33 sleeved on the outer wall of the water tank 13 and communicated with the heat collecting component 31, the heat collecting component 31 includes a storage box 311 disposed on the base plate 10, an airflow interlayer 312 disposed on the outer wall of the storage box 311, a first spiral pipeline 313 disposed in the airflow interlayer 312 and communicated with the storage box 311 at the liquid discharge end, and a circulating pump 314 disposed in the storage box 311 and communicated with the liquid inlet end of the first spiral pipeline 313 at the liquid discharge end, the air inlet end of the airflow interlayer 312 is communicated with the exhaust end of the cooling box 27, the heat preservation part 32 comprises a heat preservation interlayer 321 arranged on the inner wall of the sterilization box 11 and a circulating pipe 322 arranged in the heat preservation interlayer 321, the two ends of the circulating pipe 322 are communicated with the storage tank 311 through pipelines, the preheating part 33 comprises a preheating interlayer 331 arranged on the outer wall of the water tank 13 and a second spiral pipe 332 arranged in the preheating interlayer 331, and the two ends of the second spiral pipe 332 are communicated with the storage tank 311 through pipelines.
It should be noted that, in this embodiment, when the heat collecting component 31 works, the hot air exhausted from the cooling tank 27 enters the air flow interlayer 312 through the pipeline, and at this time, the circulating pump 314 is started, so that the heat conducting medium in the storage tank 311 circulates in the first spiral pipeline 313 to recover the heat energy of the hot air;
further, when the heat preservation unit 32 is operated, when the temperature in the storage tank 311 reaches a set value, the heat conduction medium in the storage tank 311 can be circularly introduced into the circulation pipe 322 to preserve the heat of the sterilization tank 11;
further, when the preheating unit 33 is operated, after the temperature in the storage tank 311 reaches a set value, the heat conducting medium in the storage tank 311 may be circularly introduced into the second spiral pipe 332 to preheat the water in the water tank 13.
The specific process of the invention is as follows:
the PLC controller is of the type FX3U-80MR, the hydraulic oil flow sensor 221 is of the type LWGY-FMT, the hydraulic oil temperature sensor 222 is of the type SG-A102389, the airflow flow sensor 284 is of the type AFM3000, and the gas temperature sensor 286 is of the type SG-A102389.
The water in the water tank 13 is used as a water source for sterilizing steam in the sterilizing tank 11, the hydraulic oil motor fan 15 is driven by hydraulic oil, the rotating speed of the hydraulic oil motor fan 15 is influenced by the flow rate of the hydraulic oil, and the hydraulic oil in the hydraulic oil tank 12 returns to the hydraulic oil tank 12 after sequentially passing through the hydraulic pump 14, the hydraulic oil motor fan 15 and the air cooling device 20 so as to complete oil circuit circulation;
the hydraulic oil discharged by the hydraulic oil motor fan 15 enters the first transmission pipe 21, the hydraulic oil flow sensor 221 collects oil flow information of the hydraulic oil and transmits the oil flow information to the PLC, the hydraulic oil temperature sensor 222 collects oil temperature information of the hydraulic oil and transmits the oil temperature information to the PLC, the PLC receives the oil flow information and the oil temperature information and analyzes whether the air-cooled transmission part of the corresponding grade can meet the transmission cooling requirement, when the air-cooled transmission part of the corresponding grade can meet the transmission cooling requirement, the PLC controls the corresponding electromagnetic valve 232 to be opened, and the oil is transmitted to the hydraulic oil tank 12 through the air-cooled transmission part of the corresponding grade;
when the air-cooled transmission part corresponding to the grade cannot meet the transmission cooling requirement, the air-cooled transmission part corresponding to the grade is opened at full load, redundant oil is transmitted through the air-cooled transmission parts of other grades, if the air-cooled transmission part correspondingly processed according to the temperature of the oil is the three-grade air-cooled transmission part 26 and the three-grade air-cooled transmission part 26 cannot meet the transmission requirement, at the moment, the three-grade air-cooled transmission part 26 works at full load, the redundant oil can be transmitted through the one-grade air-cooled transmission part 24 or the two-grade air-cooled transmission part 25, and the temperature and the flow rate of gas discharged by the air-cooled transmission part 28 are controlled to achieve the required cooling effect;
the first-stage air-cooling transmission part 24 performs heat exchange through the first spiral radiating pipe 241 so as to facilitate cooling of low-temperature oil liquid, and has high transmission efficiency, the second-stage air-cooling transmission part 25 performs heat exchange through the second spiral radiating pipe 251 and the first oil distribution radiating pipe 252 so as to facilitate cooling of medium-temperature oil liquid, and has medium transmission efficiency, and the third-stage air-cooling transmission part 26 performs heat exchange through the third spiral radiating pipe 261, the second oil distribution radiating pipe 262, the radiating box 263 and the heat conducting block 2631 so as to facilitate cooling of high-temperature oil liquid, and has low transmission efficiency;
when the air cooling component 28 works, the PLC controller receives the airflow speed information measured by the airflow flow sensor 284 and the gas temperature information measured by the gas temperature sensor 286, and triggers the air blower 281 and the refrigeration system connected to the evaporator 285, so that the airflow speed information and the gas temperature information satisfy the set values;
when the heat collecting component 31 works, hot air exhausted from the cooling tank 27 enters the air flow interlayer 312 through the pipeline, and at the moment, the circulating pump 314 is started, so that the heat conducting medium in the storage tank 311 circulates in the first spiral pipeline 313, and heat energy recovery is carried out on the hot air;
when the heat preservation part 32 is operated, when the temperature in the storage tank 311 reaches a set value, the heat conduction medium in the storage tank 311 can be circularly led into the circulating pipe 322 to preserve the heat of the sterilization tank 11;
when the preheating part 33 is operated, after the temperature in the storage tank 311 reaches a set value, the heat conducting medium in the storage tank 311 can be circularly introduced into the second spiral pipe 332 to preheat the water in the water tank 13.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (10)
1. A hydraulic oil circuit air cooling system of a high-temperature sterilization machine comprises a base plate (10), and a sterilization box (11), a hydraulic oil tank (12) and a water tank (13) which are arranged on the base plate (10), and is characterized in that a hydraulic pump (14) is arranged at the top of the hydraulic oil tank (12), a hydraulic oil motor fan (15) is arranged at the top of the inner wall of the sterilization box (11), an air cooling device (20) is arranged on the base plate (10), and hydraulic oil in the hydraulic oil tank (12) returns to the hydraulic oil tank (12) after sequentially passing through the hydraulic pump (14), the hydraulic oil motor fan (15) and the air cooling device (20);
the air cooling device (20) comprises a first transmission pipe (21) with an oil inlet end connected with an oil discharge end of a hydraulic oil motor fan (15), a hydraulic oil information acquisition component (22) arranged at the oil inlet end of the first transmission pipe (21), a four-way flow control oil discharge component (23) arranged at the oil discharge end of the first transmission pipe (21), a one-level air cooling transmission component (24), a two-level air cooling transmission component (25) and a three-level air cooling transmission component (26) arranged at the oil discharge end of the four-way flow control oil discharge component (23), wherein the oil discharge ends of the one-level air cooling transmission component (24), the two-level air cooling transmission component (25) and the three-level air cooling transmission component (26) are all communicated with a hydraulic oil tank (12), and a cooling tank (27) fixed on a base plate (10) is covered outside the one-level air cooling transmission component (24), the two-level air cooling transmission component (25) and the three-level air cooling transmission component (26), the bottom of the base plate (10) is provided with an air cooling component (28) with an execution end pipeline communicated with the air inlet end of the cooling box (27),
be equipped with heat energy on base plate (10) and recycle device (30), heat energy recycles device (30) including locating on base plate (10) and pipeline intercommunication cooling box (27) exhaust end's thermal-arrest part (31), locate disinfect box (11) inner wall and pipeline intercommunication thermal-arrest part (31) heat preservation part (32), and the cover is established preheating part (33) of water tank (13) outer wall and pipeline intercommunication thermal-arrest part (31).
2. The hydraulic oil-way air-cooling system of a high-temperature sterilization machine as claimed in claim 1, wherein the hydraulic oil information collecting component (22) comprises a hydraulic oil flow sensor (221) and a hydraulic oil temperature sensor (222) sequentially arranged on the first transmission pipe (21).
3. The hydraulic oil-way air-cooling system of the high-temperature sterilization machine as claimed in claim 1, wherein the four-way flow control oil discharge component (23) comprises a four-way transmission pipe (231) with an oil inlet end connected with an oil discharge end of the first transmission pipe (21), and three electromagnetic valves (232) arranged at the oil discharge end of the four-way transmission pipe (231), wherein one of the electromagnetic valves (232) corresponds to one of the oil discharge ends of the four-way transmission pipe (231).
4. The hydraulic oil-way air-cooling system of a high-temperature sterilization machine as claimed in claim 3, wherein the primary air-cooling transmission component (24) comprises a first spiral heat dissipation pipe (241), the oil inlet end of the first spiral heat dissipation pipe (241) is communicated with the oil outlet end of one of the electromagnetic valves (232), and the oil outlet end is communicated with the hydraulic oil tank (12).
5. The hydraulic oil-path air-cooling system of a high-temperature sterilization machine as claimed in claim 3, wherein the secondary air-cooling transmission component (25) comprises a second spiral heat pipe (251) and a first oil-distributing heat pipe (252) which are sequentially arranged and are communicated with each other, the oil inlet end of the second spiral heat pipe (251) is communicated with the oil outlet end of one of the electromagnetic valves (232), and the oil outlet end of the first oil-distributing heat pipe (252) is communicated with the hydraulic oil tank (12).
6. The hydraulic oil-path air-cooling system of a high-temperature sterilization machine as claimed in claim 3, wherein the three-stage air-cooling transmission component (26) comprises a third spiral heat dissipation pipe (261), a second oil-distribution heat dissipation pipe (262) and a heat dissipation box (263) which are sequentially arranged and are mutually communicated, a plurality of heat conduction blocks (2631) are arranged in the heat dissipation box (263) and one end of each heat conduction block penetrates through the heat dissipation box (263) and extends to the outside of the heat dissipation box (263), the oil inlet end of the third spiral heat dissipation pipe (261) is communicated with the oil discharge end of one of the electromagnetic valves (232), and the oil discharge end of the heat dissipation box (263) is communicated with the hydraulic oil tank (12).
7. The hydraulic oil-way air cooling system of the high-temperature sterilization machine as claimed in claim 1, wherein the air cooling component (28) comprises an air blower (281) arranged at the bottom of the base plate (10), and a refrigeration box (283) arranged at the bottom of the base plate (10) and having an air inlet end communicated with an execution end of the air blower (281) through a second transmission pipe (282), wherein an air outlet end of the refrigeration box (283) is communicated with an air inlet end of the cooling box (27) through a pipeline, an airflow sensor (284) is arranged on the second transmission pipe (282), and an evaporator (285) and a gas temperature sensor (286) are arranged on the inner wall of the refrigeration box (283).
8. The hydraulic oil-way air cooling system of a high-temperature sterilization machine as claimed in claim 1, wherein the heat collecting component (31) comprises a storage box (311) arranged on the base plate (10), an airflow interlayer (312) arranged on the outer wall of the storage box (311), a first spiral pipeline (313) arranged in the airflow interlayer (312) and having a liquid discharge end communicated with the storage box (311), and a circulating pump (314) arranged in the storage box (311) and having a liquid discharge end communicated with a liquid inlet end of the first spiral pipeline (313), wherein the air inlet end of the airflow interlayer (312) is communicated with a gas outlet end of the cooling box (27).
9. The hydraulic oil-way air-cooling system of the high-temperature sterilization machine as claimed in claim 8, wherein the heat-insulating part (32) comprises a heat-insulating interlayer (321) arranged on the inner wall of the sterilization box (11), and a circulating pipe (322) arranged in the heat-insulating interlayer (321), and both ends of the circulating pipe (322) are communicated with the storage tank (311) through pipelines.
10. The hydraulic oil-way air cooling system of a high-temperature sterilization machine as claimed in claim 8, wherein the preheating part (33) comprises a preheating interlayer (331) arranged on the outer wall of the water tank (13), and a second spiral pipe (332) arranged in the preheating interlayer (331), and both ends of the second spiral pipe (332) are communicated with a storage tank (311) through pipelines.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110915368.0A CN113700704B (en) | 2021-08-10 | 2021-08-10 | Hydraulic oil way air cooling system of high-temperature sterilization machine |
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| CN202110915368.0A CN113700704B (en) | 2021-08-10 | 2021-08-10 | Hydraulic oil way air cooling system of high-temperature sterilization machine |
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| CN113700704B CN113700704B (en) | 2024-04-16 |
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| CN213478824U (en) * | 2020-09-25 | 2021-06-18 | 比亚迪股份有限公司 | Electric fork-lift truck cooling system and electric fork-lift truck |
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2021
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| CN105545880A (en) * | 2015-12-29 | 2016-05-04 | 太原理工大学 | Hydraulic system cooling loop |
| CN210318005U (en) * | 2019-07-05 | 2020-04-14 | 泰州市荣美液压机械制造有限公司 | Hydraulic system economizer |
| US20210023907A1 (en) * | 2019-07-23 | 2021-01-28 | J.C. Bamford Excavators Limited | Working Machine |
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