CN105114401B - Intelligent constant-temperature hydraulic system with forced refrigeration function - Google Patents

Intelligent constant-temperature hydraulic system with forced refrigeration function Download PDF

Info

Publication number
CN105114401B
CN105114401B CN201510593700.0A CN201510593700A CN105114401B CN 105114401 B CN105114401 B CN 105114401B CN 201510593700 A CN201510593700 A CN 201510593700A CN 105114401 B CN105114401 B CN 105114401B
Authority
CN
China
Prior art keywords
forced refrigeration
temperature
fuel tank
hydraulic
forced
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201510593700.0A
Other languages
Chinese (zh)
Other versions
CN105114401A (en
Inventor
董光瑞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Jun He Hydraulic Machinery Co ltd
Original Assignee
Guangzhou Jun He Hydraulic Machinery Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Jun He Hydraulic Machinery Co ltd filed Critical Guangzhou Jun He Hydraulic Machinery Co ltd
Priority to CN201510593700.0A priority Critical patent/CN105114401B/en
Publication of CN105114401A publication Critical patent/CN105114401A/en
Application granted granted Critical
Publication of CN105114401B publication Critical patent/CN105114401B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

A kind of intelligent constant-temperature hydraulic system with forced refrigeration function, it includes the intelligent thermostatic control device for the hydraulic oil cooling in fuel tank, the intelligent thermostatic control device includes heat exchanger, forced refrigeration device, forced refrigeration pipe, forced refrigeration agent storage tank, choke valve, some sensor and multi-functional temp controllers, the forced refrigeration pipe is placed in fuel tank, the import of forced refrigeration pipe and the outlet of forced refrigeration device, the import of forced refrigeration device and the outlet of heat exchanger, forced refrigeration device is also connected with forced refrigeration agent storage tank, the import of heat exchanger passes through choke valve and the outlet of forced refrigeration pipe.The present invention is cooled using forced refrigeration agent to hydraulic oil, then sequentially pass through choke valve, heat exchanger and forced refrigeration device, finally return to forced refrigeration pipe, circulation temperature lowering is carried out to hydraulic oil, oil temperature is set to be in low-temperature safety state, ensure the normal work of hydraulic system, whole temperature-fall period is rapid and constant temperature is adjustable.

Description

Intelligent constant-temperature hydraulic system with forced refrigeration function
Technical field
The present invention relates to a kind of intelligent constant-temperature hydraulic system with forced refrigeration function, belong to hydraulic system technical field.
Background technology
Hydraulic system is in normal acting, and compression, commutation and rotation can all produce heat, and the generation of heat can make hydraulic oil Viscosity reduction so that hydraulic system leakage risk increase, efficiency decline;High temperature can also add the oxidation of hydraulic oil The materials such as some ketones, acids colloid, pitch are gradually produced in play, oil product, oil product can be made to fail to a certain degree when reaching, caused The lubricating film that the friction part top layer of hydraulic system is formed occurs chemical action and decomposed, and causes steel part and other non-ferrous metals rotten Erosion, component surface infringement, system thoroughly fails!Erosion is produced simultaneously, to human body and the Nature that we depend on for existence all It can cause harm.Existing hydraulic system is when handling hydraulic oil, and cooling-down effect is too poor, and the temperature of hydraulic oil, which can not meet work, to be needed Will, have a strong impact on the use of hydraulic system.
The content of the invention
There is provided a kind of intelligent constant-temperature hydraulic pressure with forced refrigeration function in order to overcome the shortcomings of prior art presence by the present invention System.
The invention is characterized in that following technical scheme is achieved:
A kind of intelligent constant-temperature hydraulic system with forced refrigeration function, it includes frame and rack-mounted electricity Machine, hydraulic pump, hydraulic control valve group and fuel tank, the oil inlet of the hydraulic pump and the outlet of fuel tank, hydraulic pump it is fuel-displaced Mouth is connected with the oil inlet of hydraulic control valve group, the oil-out of the hydraulic control valve group and the inlet communication of fuel tank, the motor It is connected with hydraulic pump driving;Characterized in that, the intelligent constant-temperature hydraulic system also includes cooling for the hydraulic oil in fuel tank, and It is set to maintain the intelligent thermostatic control device of steady temperature.
The intelligent thermostatic control device is deposited including heat exchanger, forced refrigeration device, forced refrigeration pipe, forced refrigeration agent Storage tank, choke valve, some sensors and multi-functional temp controller,
The forced refrigeration pipe is placed in fuel tank, the import of forced refrigeration pipe and the outlet of forced refrigeration device, described The import of forced refrigeration device and the outlet of heat exchanger, the forced refrigeration device also connect with forced refrigeration agent storage tank Logical, the import of the heat exchanger passes through choke valve and the outlet of forced refrigeration pipe;
The forced refrigeration device and choke valve are connected with multi-functional temp controller control;The sensor includes connection Motor overload sensor on motor, the high oil temperature sensor being connected in fuel tank, the oil temperature being connected in fuel tank are too low Sensor, the liquid level being connected in fuel tank cross low sensor, is connected in fuel tank oil product sensor, it is connected to hydraulic control valve Pressure sensor in group.
The motor, hydraulic pump and hydraulic control valve group are installed in the top of frame, the fuel tank, heat exchanger and Forced refrigeration device is installed in the bottom of frame.
Preferably:The drain tap of the hydraulic pump is connected with fuel tank.
The heat exchanger includes cold plate and blower fan, and the assembling is on cold plate.
Preferably:The forced refrigeration device is freezer compressor or compressor of air conditioner.The choke valve by capillary and Expansion valve is constituted.Forced refrigeration agent in the forced refrigeration agent storage tank is refrigerant, is commonly called as snow kind.
The intelligent constant-temperature hydraulic system also includes control cabinet and control panel, and the control cabinet is fixed under frame Portion, the control panel is arranged on control cabinet, and the motor, hydraulic control valve group, heat exchanger and forced refrigeration device are equal It is connected with control panel control.
Compared with prior art, the beneficial effects of the invention are as follows:Forced refrigeration pipe is arranged in fuel tank by the present invention, profit After being absorbed heat with the forced refrigeration agent in forced refrigeration pipe to the hydraulic oil in fuel tank, become the steam forced refrigeration of high temperature Agent, then cooled down after choke valve to heat exchanger, the forced refrigeration agent liquid of high pressure is then compressed into through forced refrigeration device Body, the forced refrigeration pipe of last oil return box carries out circulation heat absorption, so as to reduce the hydraulic oil in fuel tank to the hydraulic oil in fuel tank Temperature, enables the oil temperature of whole hydraulic system to be in low-temperature safety state, it is ensured that the normal work of hydraulic system, entirely cooled Journey is rapid, and keeping temperature constant temperature is adjustable.
Brief description of the drawings
Fig. 1 is the structural perspective of the intelligent constant-temperature hydraulic system with forced refrigeration function of the present invention;
Fig. 2 is the rearview of the intelligent constant-temperature hydraulic system with forced refrigeration function of the present invention.
Embodiment
Highly preferred embodiment of the present invention is described in detail below in conjunction with accompanying drawing.
As shown in Figure 1 and Figure 2, the intelligent constant-temperature hydraulic system with forced refrigeration function of the present embodiment include frame 1 and Motor 2, hydraulic pump 3, hydraulic control valve group 4 and fuel tank 5 in frame 1,
The oil inlet of the hydraulic pump 3 and the outlet of fuel tank 5, oil-out and the hydraulic control valve group 4 of hydraulic pump 3 Oil inlet is connected, the oil-out of the hydraulic control valve group 4 and the inlet communication of fuel tank 5, and the motor 2 is driven with hydraulic pump 3 to be connected Connect;
It is structurally characterized in that:The intelligent constant-temperature hydraulic system also includes cooling for the hydraulic oil in fuel tank 5, and ties up it Hold the intelligent thermostatic control device of steady temperature.
The intelligent thermostatic control device includes heat exchanger 6, forced refrigeration device 7, forced refrigeration pipe 8, forced refrigeration If agent storage tank 9, choke valve 10, dry temperature sensor 11 and multi-functional temp controller 12,
The forced refrigeration pipe 8 is placed in fuel tank 5, the import of forced refrigeration pipe 8 and the outlet of forced refrigeration device 7, The import of the forced refrigeration device 7 and the outlet of heat exchanger 6, the forced refrigeration device 7 are also deposited with forced refrigeration agent Storage tank 9 is connected, and the import of the heat exchanger 6 passes through choke valve 10 and the outlet of forced refrigeration pipe 8;
The forced refrigeration device 7 and choke valve 10 are connected with the multi-functional temp controller 12 control;The sensor 11 Including the motor overload sensor 11.1 being connected on motor 2, the high oil temperature sensor 11.2 being connected in fuel tank 5, connection The liquid level that oil temperature in fuel tank 5 crosses low sensor 11.3, be connected in fuel tank 5 is crossed low sensor 11.4, is connected in fuel tank 5 Oil product sensor 11.5, the pressure sensor 11.6 that is connected in hydraulic control valve group 4, can so utilize the sensor The real-time parameter of transmission hydraulic work system and fuel tank hydraulic oil, and above-mentioned signal is passed into multi-functional temp control in time Device 12, realizes the accurate control of hydraulic system.
The motor 2, hydraulic pump 3 and hydraulic control valve group 4 are arranged on the top of frame 1, the fuel tank 5, heat exchange Device 6 and forced refrigeration device 7 are arranged on the bottom of frame 1;
The drain tap of the hydraulic pump 3 is connected with fuel tank 5, the housing Leakage Energy of hydraulic pump 3 is also flowed to after fuel tank 5 and is carried out again Cooling is handled;The heat exchanger 6 includes cold plate 6.1 and blower fan 6.2, and the blower fan 6.2 is arranged on cold plate 6.1. High temperature forced refrigeration agent in forced refrigeration device 7 enters the pipeline of cold plate 6.1, blower fan 6.2 cold plate 6.1 is carried out it is air-cooled, So as to take away the heat of pipeline, the forced refrigeration agent in pipeline is re-fed into forced refrigeration device 7 after forcing cooling, be entirely circulated throughout The amount of forced refrigeration agent in journey is supplemented in time by forced refrigeration agent storage tank 9;The intelligence with forced refrigeration function Energy constant temperature hydraulic system also includes control cabinet 14 and control panel 13, and the control cabinet 14 is fixed on the bottom of frame 1, the control Panel 13 processed is arranged on control cabinet 14, and the motor 2, hydraulic control valve group 4, heat exchanger 6 are and forced refrigeration device 7 is equal It is connected with control panel 13.
In the present embodiment, the intelligent constant-temperature hydraulic system with forced refrigeration function, it is characterised in that the pressure Refrigerator 7 can be freezer compressor or compressor of air conditioner;The choke valve 10 can be made up of capillary and expansion valve;It is described Forced refrigeration agent can be refrigerant, be commonly called as snow kind.
The course of work of the intelligent constant-temperature hydraulic system with forced refrigeration function of the present embodiment is as follows:Motor 2, which is rotated, to be driven Hydrodynamic press pump 3, hydraulic pump 3 discharges the hydraulic oil formation pressure oil drawn from fuel tank 5, is allowed to flow to hydraulic control valve group 4, presses Power oil becomes low-voltage high-temperature hydraulic oil after the acting of hydraulic control valve group 4, and flows to fuel tank by the oil-out of hydraulic control valve group 4 5;Forced refrigeration pipe 8 is arranged in fuel tank 5, and the hydraulic oil in fuel tank 5 is carried out using the forced refrigeration agent in forced refrigeration pipe 8 After heat absorption, become the steam forced refrigeration agent of high temperature, then cooled down after choke valve 10 to heat exchanger 6, then through strong Refrigerator 7 processed is compressed into the forced refrigeration agent liquid of high pressure, finally returns in the forced refrigeration pipe 8 in fuel tank 5, in fuel tank 5 Hydraulic oil carry out circulation heat absorption, so as to reduce the hydraulic fluid temperature in fuel tank 5, some sensors 11 can be in time by fuel tank 5 In various types of signal parameter pass to multi-functional temp controller 12, according to design temperature, multi-functional temp controller 12 is controlled The flow of refrigerant, makes whole hydraulic system in the work of forced refrigeration device 7 and choke valve 10, and then key section forced refrigeration pipe 8 Oil temperature can be in low-temperature safety state, it is ensured that the normal work of hydraulic system, whole temperature-fall period is rapid, keeping temperature constant temperature It is adjustable.

Claims (8)

1. a kind of intelligent constant-temperature hydraulic system with forced refrigeration function, it includes frame (1) and in frame (1) Motor (2), hydraulic pump (3), hydraulic control valve group (4) and fuel tank (5),
The oil inlet of the hydraulic pump (3) and the outlet of fuel tank (5), oil-out and the hydraulic control valve group of hydraulic pump (3) (4) oil inlet connection, the oil-out of the hydraulic control valve group (4) and the inlet communication of fuel tank (5), the motor (2) and liquid Press pump (3) is connected;
The intelligent constant-temperature hydraulic system also includes cooling for the hydraulic oil in fuel tank (5), and it is maintained the intelligence of steady temperature Can thermostatically-controlled equipment;
Characterized in that, the intelligent thermostatic control device includes heat exchanger (6), forced refrigeration device (7), forced refrigeration pipe (8), forced refrigeration agent storage tank (9), choke valve (10), some sensors (11) and multi-functional temp controller (12), described Forced refrigeration pipe (8) is placed in fuel tank (5), the import of forced refrigeration pipe (8) and the outlet of forced refrigeration device (7), described The import of forced refrigeration device (7) and the outlet of heat exchanger (6), the forced refrigeration device (7) also with forced refrigeration agent Storage tank (9) is connected, and the import of the heat exchanger (6) passes through choke valve (10) and the outlet of forced refrigeration pipe (8);
The forced refrigeration device (7) and choke valve (10) are connected with the multi-functional temp controller (12) control;
The sensor (11) include be connected on motor (2) motor overload sensor (11.1), be connected in fuel tank (5) High oil temperature sensor (11.2), the oil temperature being connected in fuel tank (5) are crossed low sensor (11.3), are connected in fuel tank (5) Liquid level crosses low sensor (11.4), be connected in fuel tank (5) oil product sensor (11.5), it is connected to hydraulic control valve group (4) Interior pressure sensor (11.6);
Motor overload sensor (11.1), high oil temperature sensor (11.2), oil temperature cross the too low biography of low sensor (11.3), liquid level Signal is passed to multi-functional temp controller by sensor (11.4), oil product sensor (11.5) and pressure sensor (11.6) (12)。
2. the intelligent constant-temperature hydraulic system according to claim 1 with forced refrigeration function, it is characterised in that the motor (2), hydraulic pump (3) and hydraulic control valve group (4) are installed in the top of frame (1), the fuel tank (5), heat exchanger (6) The bottom of frame (1) is installed in forced refrigeration device (7).
3. the intelligent constant-temperature hydraulic system according to claim 2 with forced refrigeration function, it is characterised in that the hydraulic pressure The drain tap of pump (3) is connected with fuel tank (5).
4. the intelligent constant-temperature hydraulic system with forced refrigeration function according to any one in claim 1-3, its feature It is that the heat exchanger (6) includes cold plate (6.1) and blower fan (6.2), the blower fan (6.2) is arranged on cold plate (6.1) on.
5. the intelligent constant-temperature hydraulic system according to claim 4 with forced refrigeration function, it is characterised in that the pressure Refrigerator (7) is freezer compressor or compressor of air conditioner.
6. the intelligent constant-temperature hydraulic system according to claim 5 with forced refrigeration function, it is characterised in that the throttling Valve (10) is made up of capillary and expansion valve.
7. the intelligent constant-temperature hydraulic system according to claim 6 with forced refrigeration function, it is characterised in that the pressure Forced refrigeration agent in refrigerant storage tank (9) is refrigerant.
8. the intelligent constant-temperature hydraulic system with forced refrigeration function according to any one of claim 5 to 7, its feature exists Also include control cabinet (14) and control panel (13) in the intelligent constant-temperature hydraulic system, the control cabinet (14) is fixed on frame (1) bottom, the control panel (13) is arranged on control cabinet (14), the motor (2), hydraulic control valve group (4), heat Exchanger (6) and forced refrigeration device (7) are connected with control panel (13) control.
CN201510593700.0A 2015-09-17 2015-09-17 Intelligent constant-temperature hydraulic system with forced refrigeration function Active CN105114401B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510593700.0A CN105114401B (en) 2015-09-17 2015-09-17 Intelligent constant-temperature hydraulic system with forced refrigeration function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510593700.0A CN105114401B (en) 2015-09-17 2015-09-17 Intelligent constant-temperature hydraulic system with forced refrigeration function

Publications (2)

Publication Number Publication Date
CN105114401A CN105114401A (en) 2015-12-02
CN105114401B true CN105114401B (en) 2017-10-24

Family

ID=54662473

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510593700.0A Active CN105114401B (en) 2015-09-17 2015-09-17 Intelligent constant-temperature hydraulic system with forced refrigeration function

Country Status (1)

Country Link
CN (1) CN105114401B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110332158B (en) * 2019-07-25 2020-10-09 恩平市华南重工科技有限公司 Hydraulic oil cooling device of extruder and control method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201047418Y (en) * 2007-04-19 2008-04-16 沈阳市中之杰机电设备制造有限公司 Machine tool chief axis balancing hydraulic device
CN201461624U (en) * 2009-07-23 2010-05-12 贵阳高原矿山机械有限公司 Mine hoisting machine constant temperature hydraulic station
CN202251254U (en) * 2011-09-29 2012-05-30 长兴山润机械有限公司 Thin oil station with magnetic filter screen
CN202732549U (en) * 2012-04-24 2013-02-13 苏州小鹰铸造装备有限公司 Cold core machine hydraulic station
CN204985177U (en) * 2015-09-17 2016-01-20 广州市骏合液压机械有限公司 Intelligence constant temperature hydraulic system of refrigeration function is forced in area

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2783703B2 (en) * 1991-09-13 1998-08-06 株式会社東芝 Power unit for hydraulic elevator
CN201547068U (en) * 2009-09-23 2010-08-11 北京中冶迈克液压有限责任公司 Environment-friendly powerful cooler for hydraulic system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201047418Y (en) * 2007-04-19 2008-04-16 沈阳市中之杰机电设备制造有限公司 Machine tool chief axis balancing hydraulic device
CN201461624U (en) * 2009-07-23 2010-05-12 贵阳高原矿山机械有限公司 Mine hoisting machine constant temperature hydraulic station
CN202251254U (en) * 2011-09-29 2012-05-30 长兴山润机械有限公司 Thin oil station with magnetic filter screen
CN202732549U (en) * 2012-04-24 2013-02-13 苏州小鹰铸造装备有限公司 Cold core machine hydraulic station
CN204985177U (en) * 2015-09-17 2016-01-20 广州市骏合液压机械有限公司 Intelligence constant temperature hydraulic system of refrigeration function is forced in area

Also Published As

Publication number Publication date
CN105114401A (en) 2015-12-02

Similar Documents

Publication Publication Date Title
CN101245773B (en) Method for producing hot water by air compressor waste heat and water heating machine adopting the method
CN102777990B (en) Air conditioning unit system of water source heat pump in reservoir for underground hydropower station
CN103673437B (en) A kind ofly have the oil recovery apparatus of refrigerating function concurrently and apply its refrigeration system
EP2959239A1 (en) Oil management for heating ventilation and air conditioning system
CN2886471Y (en) Liquid multi-circulating forced cooling system
CN105114401B (en) Intelligent constant-temperature hydraulic system with forced refrigeration function
CN203657303U (en) Oil recovery device with cooling function and refrigerating system applying same
CN204985177U (en) Intelligence constant temperature hydraulic system of refrigeration function is forced in area
CN103615774B (en) Auxiliary device for pump system, control method for auxiliary device and pump system
CN104807248B (en) A kind of centralized cold and heat source system for workshop circulation
CN203907839U (en) Water dispenser for heating and cooling with air-conditioner refrigerant
CN109209921B (en) Temperature control adjusting system and control method of water pump
CN206077921U (en) Cooling back installation with gas voltage stabilizing
CN100538929C (en) The cooling device of power transformer
CN208890147U (en) A kind of power distribution cabinet
CN203399467U (en) Energy-saving air-cooled compressor cooling system
CN208113208U (en) A kind of efficient cooling system for PLC control cabinet
CN203375756U (en) Air-cooled circulating type industrial cold water machine
CN202709543U (en) Jet type refrigeration heat pump unit with waste heat as drive heat source
CN106015190B (en) The industrial refrigeration machine of hydraulic pressure bypass with ball-type relief valve
CN205783242U (en) One utilizes the hot heating system of hydraulic oil
CN105937856A (en) Industrial refrigerating machine with impact-resistant energy storage heat sink
CN203731602U (en) Cooling system of engineering vehicle
EP0050611A1 (en) Method and apparatus for conserving energy in an air conditioning system
CN216218312U (en) High-efficient heat sink

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant