CN208330879U - A kind of hydraulic system - Google Patents
A kind of hydraulic system Download PDFInfo
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- CN208330879U CN208330879U CN201820810153.6U CN201820810153U CN208330879U CN 208330879 U CN208330879 U CN 208330879U CN 201820810153 U CN201820810153 U CN 201820810153U CN 208330879 U CN208330879 U CN 208330879U
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- pump
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Abstract
The utility model discloses a kind of hydraulic system, solve the problems, such as that existing hydraulic system is scattered without hydraulic oil cooling system and hydraulic system structure.The system includes fuel tank, and hydraulic oil is equipped in the fuel tank；Main motor pump group, auxiliary-motor pump group, valve block one, valve block two, booster and hydraulic oil refrigeration system, the valve block one, valve block two, booster are connect with external hydraulic cylinder respectively.The fuel tank of the utility model uses all-sealed structure, and valve block one and valve block two use integrated morphology, convenient for the lookup and maintenance of failure.Hydraulic oil is cooling to be furnished with hydraulic oil refrigeration system, oil temperature can control for brake in required temperature；The utility model electric-motor pump component is main motor pump group and auxiliary-motor pump group, and work can be respectively started, and main motor uses high-voltage motor, and auxiliary-motor uses low voltage motor, therefore equipment noise is low, saves electric energy.The utility model all part sets in addition to main motor pump group keep hydraulic system structure compact on fuel tank, reduce space occupied.
Description
Technical field
The utility model relates to technical field of hydraulic pressure, concretely relate to a kind of hydraulic system.
Background technique
Existing hydraulic system does not have hydraulic oil refrigerating plant, causes oil temperature to increase at work, and temperature is every to increase 10 DEG C
Then seal life will halve, influence equipment normal operation, so should rationally design efficient hydraulic system or setting force it is cold
But device, existing hydraulic system do not have oil-filtering apparatus, so very time-consuming, laborious in hydraulic oil cleaning；In addition, existing liquid
Press system structure complicated, distribution is scattered, is taken up a large area.
Utility model content
The utility model the technical problem to be solved is that, overcome the deficiencies in the prior art in place of, a kind of structure is provided
Novel hydraulic system that is compact, improving hydraulic oil cooling effect, improve hydraulic system service life.
To achieve the above object, the utility model provides the following technical solutions: a kind of hydraulic system, which includes:
Fuel tank is provided with hydraulic oil in the fuel tank；
Main motor pump group, including main motor and pump one, pump one one end and connect with main motor, the inlet port for pumping one passes through oil
Pipe A is connected to fuel tank；
Auxiliary-motor pump group, including auxiliary-motor and pump two, pump two are connect with auxiliary-motor, wherein pump two is mounted in fuel tank, it is secondary
Motor is mounted on above fuel tank；
Valve block one is mounted on above fuel tank, and specifically, the valve block one includes valve plate one, pressure regulator valve one, electro-hydraulic reversing valve
One, solenoid directional control valve one, electro-hydraulic reversing valve two, the pressure regulator valve one, electro-hydraulic reversing valve one, solenoid directional control valve one, electro-hydraulic commutation
Valve two is installed on valve plate one, and valve plate one is connected by connecting flange with oil pipe B with the oil outlet of pump one；
Valve block two is mounted on above fuel tank, and specifically, the valve block two includes valve plate two, pressure regulator valve two, solenoid directional control valve
Two, solenoid directional control valve three, solenoid directional control valve four, the pressure regulator valve two, solenoid directional control valve two, solenoid directional control valve three, electromagnetic switch
Valve four is mounted on valve plate two；The pump two of one end of the valve block two and the auxiliary-motor pump group passes through connecting flange and oil pipe C
Connection is connected by connecting flange with oil pipe D between the other end and valve block one of the valve block two；
Booster, is mounted on above fuel tank, and the booster is connect with valve block one by connecting flange and oil pipe E；
Hydraulic oil refrigeration system, the hydraulic oil refrigeration system include that refrigeration unit, refrigeration motor and pump three and oil return are filtered,
Refrigeration motor, refrigeration unit and oil return filter are separately mounted to above fuel tank, and fuel tank is provided with the pump three being connected with refrigeration motor,
The oil outlet of pump three is connected by oil pipe F with the inlet port of refrigeration unit, and the oil return opening of refrigeration unit is filtered by oil pipe G and oil return
Connect, the oil after refrigeration is flow in fuel tank by oil return filter.
Further, oil suction is equipped on the oil pipe A that the inlet port of the pump one is connect with fuel tank to filter.
Further, air filter is installed above the fuel tank.
Further, liquidometer is installed in the left side of the fuel tank.
Further, the main motor pump group is mounted on the external side of fuel tank.
Compared with prior art, beneficial effect is the utility model:
(1) fuel tank of the utility model uses all-sealed structure, and valve block one and valve block two use integrated morphology, be convenient for failure
Lookup and maintenance.The utility model all part sets in addition to main motor pump group keep hydraulic system structure tight on fuel tank
It gathers, reduces space occupied.
(2) hydraulic oil is cooling is furnished with hydraulic oil refrigeration system, oil temperature can control for brake in required temperature；
(3) it is the cleaning for being able to maintain hydraulic oil, independent oil-filtering apparatus is installed, it can be achieved that at any time to hydraulic oil
Filtration.
(4) motor pump group part: the utility model electric-motor pump component is main motor pump group and auxiliary-motor pump group, can be opened respectively
It starts building to make, main motor uses high-voltage motor, and auxiliary-motor uses low voltage motor, therefore equipment noise is low, saves electric energy.
(5) in hydraulic system, whole system needs low pressure, and booster may be used in high pressure.By low-lift pump output oil pressure
Become high pressure, only part is high pressure in this way, and entire hydraulic system adjustment pressure is lower, therefore reduces power loss.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the front view of Fig. 1；
Fig. 4 is the left view of Fig. 1；
In figure: 1- fuel tank；2- main motor pump group；2-1 main motor；2-2 pump one；3-1- oil pipe A；4- auxiliary-motor pump group；4-
1- auxiliary-motor；4-2- pump two；5- valve block one；5-1- valve plate one；5-2- pressure regulator valve one；5-3- electro-hydraulic reversing valve one；5-4- electromagnetism
Reversal valve one；5-5- electro-hydraulic reversing valve two；6- valve block two；6-1- valve plate two；6-2- pressure regulator valve two；6-3- solenoid directional control valve two；
6-4- solenoid directional control valve three；6-5- solenoid directional control valve four；6-6- solenoid directional control valve five；7- booster；3-2- oil pipe B；3-3- oil
Pipe C；3-4- oil pipe D；3-5- oil pipe E；8- refrigeration unit；9- refrigeration motor；10- oil return filter；11- oil suction filter；12- air filtration
Device；13- pump three.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of hydraulic system, the system include fuel tank 1, and fuel tank 1 is provided with hydraulic oil；
Main motor pump group 2, including one 2-2 of main motor 2-1 and pump, one end of one 2-2 of pump are connect with main motor 2-1, pump one
The inlet port of 2-2 is connected to by oil pipe A 3-1 with fuel tank 1；Main motor 2-1 uses high-voltage motor.
Auxiliary-motor pump group 4, including two 4-2 of auxiliary-motor 4-1 and pump, two 4-2 of pump are connect with auxiliary-motor 4-1, wherein pumping two 4-2
It is mounted in fuel tank 1, auxiliary-motor 4-1 is mounted on 1 top of fuel tank；Auxiliary-motor uses low voltage motor.
Wherein high-voltage motor pump group is controlled using soft activator, so that motor is smoothly started the impact reduced to power grid, has
Complete defencive function, prolongs the service life.
Valve block 1, is mounted on 1 top of fuel tank, and the valve block 1 includes one 5-1 of valve plate, one 5-2 of pressure regulator valve, electro-hydraulic commutation
One 5-3 of valve, one 5-4 of solenoid directional control valve, electro-hydraulic reversing valve two 5-5, one 5-2 of pressure regulator valve, one 5-3 of electro-hydraulic reversing valve, electromagnetism
One 5-4 of reversal valve, two 5-5 of electro-hydraulic reversing valve are installed on one 5-1 of valve plate, pass through different oil for controlling hydraulic oil respectively
Road is input to hydraulic cylinder, completes different movements, one 5-1 of valve plate is by connecting flange and oil pipe B 3-2 and pumps the fuel-displaced of a 2-2
Mouth connection；
Valve block 26, is mounted on 1 top of fuel tank, and the valve block 26 includes two 6-1 of valve plate, two 6-2 of pressure regulator valve, electromagnetic switch
Two 6-3 of valve, three 6-4 of solenoid directional control valve, four 6-5 of solenoid directional control valve, solenoid directional control valve five 6-6, two 6-2 of pressure regulator valve, electromagnetism
Two 6-3 of reversal valve, three 6-4 of solenoid directional control valve, four 6-5 of solenoid directional control valve, five 6-6 of solenoid directional control valve are mounted on two 6-1 of valve plate,
Hydraulic cylinder is input to by different oil circuits for controlling hydraulic oil respectively, completes different movements；One end of the valve block 26
Connect with the oil outlet of the pump two of the auxiliary-motor pump group 4 by connecting flange and oil pipe C 3-3, the valve block 26 it is another
It is connected by connecting flange with oil pipe D 3-4 between end and valve block 1；
Booster 7 is mounted on above fuel tank, and the booster 7 is connected with valve block 1 by connecting flange and oil pipe E 3-5
It connects；
Hydraulic oil refrigeration system, the hydraulic oil refrigeration system include refrigeration unit 8, refrigeration motor 9 and pump 3 13 and return
Oily filter 10, refrigeration motor 9, refrigeration unit 8 and oil return filter 10 are separately mounted to above fuel tank 1, and fuel tank 1 is provided with and refrigeration motor
The oil outlet of 9 pumps 3 13 being connected, pump 3 13 is connected by oil pipe F 3-6 with the inlet port of refrigeration unit 8, refrigeration unit 8
Oil return opening connected by oil pipe G 3-7 and oil return filter 10, the oil after refrigeration is filtered 10 by oil return and is flow in fuel tank 1；
In addition the valve block 1, valve block 26, booster 7 are connect with external hydraulic cylinder respectively, make the oil cylinder in hydraulic cylinder
Dragging external mechanical devices do mechanical movement.
It is equipped with oil suction filter 11 on the oil pipe A 3-1 that the inlet port of one 2-2 of the pump is connect with fuel tank 1, one 2-2 of pump is inhaled
The oil entered is filtered.
It is risen or fallen when pasta in fuel tank 1 when the hydraulic system is working, air is discharged in when rising from inside to outside, declines
When ecto-entad suck air.To purify 1 inner fluid of fuel tank, the right angle setting air filter 12 on 1 cover board of fuel tank, so that it may
The air for filtering sucking, with being again pouring orifice into air filter 12, the new working solution pressure oil of injection must be filtered oil-feed tank again
1, to filter out the dirty particles in oil liquid.
Liquidometer 11 is installed in the side of the fuel tank 1, the oil level in fuel tank 1 is detected.
The main motor pump group 5 is mounted on the external side of fuel tank 1.
This system in use, by PLC controller and main motor 2-1, auxiliary-motor 4-1, valve block 1 one 5-2 of pressure regulator valve,
One 5-3 of electro-hydraulic reversing valve, one 5-4 of solenoid directional control valve, two 5-5 of electro-hydraulic reversing valve, two 6-2 of pressure regulator valve, electromagnetism in valve block 26 are changed
It is separately connected to two 6-3 of valve, three 6-4 of solenoid directional control valve, four 6-5 of solenoid directional control valve, PLC controller controls main motor 2-1 and pair
Motor 4-1 together work or work respectively (in hydraulic system F.F. and slow-motion, main motor 2-1 and auxiliary-motor 4-1 work together
Make, in pressurization and pressure maintaining period, main motor 2-1 works independently), it pumps a 2-2 oil suction and oil is flow to valve by oil pipe B3-2
Block 1 pumps two 4-2 oil suctions and flow to valve block 26 by oil pipe C 3-3, when system needs to be pressurized, valve block 1 and valve block 26
In a part of oil by one 5-3 of electro-hydraulic reversing valve, one 5-4 of solenoid directional control valve, two 5-5 of electro-hydraulic reversing valve, solenoid directional control valve two
The effect of 6-3, three 6-4 of solenoid directional control valve, four 6-5 of solenoid directional control valve, five 6-6 of solenoid directional control valve are flow in booster 7, booster
It is delivered in hydraulic cylinder after 7 pairs of hydraulic oil pressurizations, the hydraulic energy that oil cylinder provides hydraulic system is converted to mechanical energy, and dragging is external
Mechanical device does mechanical movement；Another part oil in valve block 1 and valve block 26 is not then directly by the control of corresponding valve by
Same oil circuit is connect with hydraulic cylinder, acts on oil cylinder, and the hydraulic energy that hydraulic system is provided is converted to mechanical energy, drags external machine
Tool device does mechanical movement.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of hydraulic system, which is characterized in that the system includes:
Fuel tank is provided with hydraulic oil in the fuel tank；
Main motor pump group, including main motor and pump one, pump one one end and connect with main motor, and the inlet port for pumping one passes through oil pipe A
It is connected to fuel tank；
Auxiliary-motor pump group, including auxiliary-motor and pump two, pump two are connect with auxiliary-motor, wherein pump two is mounted in fuel tank, auxiliary-motor
It is mounted on above fuel tank；
Valve block one is mounted on above fuel tank, and valve block one is connected by connecting flange with oil pipe B with the oil outlet of pump one；
Valve block two is mounted on above fuel tank, and the pump two of one end of the valve block two and the auxiliary-motor pump group passes through connecting flange
It connects with oil pipe C, is connected by connecting flange with oil pipe D between the other end and valve block one of the valve block two；
Booster, is mounted on above fuel tank, and the booster is connect with valve block one by connecting flange and oil pipe E；
Hydraulic oil refrigeration system, the hydraulic oil refrigeration system include refrigeration unit, refrigeration motor and pump three and oil return filter, refrigeration
Motor, refrigeration unit and oil return filter are separately mounted to above fuel tank, and fuel tank is provided with the pump three being connected with refrigeration motor, pump three
Oil outlet connect with the inlet port of refrigeration unit by oil pipe F, the oil return opening of refrigeration unit passes through oil pipe G and oil return filter phase
It connects, the oil after refrigeration is flow in fuel tank by oil return filter.
2. a kind of hydraulic system as described in claim 1, which is characterized in that connect in the inlet port of the pump one with fuel tank
Oil pipe A is filtered equipped with oil suction.
3. a kind of hydraulic system as described in claim 1, which is characterized in that be equipped with air filtration above the fuel tank
Device.
4. a kind of hydraulic system as described in claim 1, which is characterized in that be equipped with liquid level in the left side of the fuel tank
Meter.
5. a kind of hydraulic system as described in claim 1, which is characterized in that the main motor pump group is mounted on the outside of fuel tank
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820810153.6U CN208330879U (en) | 2018-05-29 | 2018-05-29 | A kind of hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820810153.6U CN208330879U (en) | 2018-05-29 | 2018-05-29 | A kind of hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208330879U true CN208330879U (en) | 2019-01-04 |
Family
ID=64775726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820810153.6U Active CN208330879U (en) | 2018-05-29 | 2018-05-29 | A kind of hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208330879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958578A (en) * | 2021-10-22 | 2022-01-21 | 湖北力帝机床股份有限公司 | Servo hydraulic integrated system of packaging machine and operation method |
-
2018
- 2018-05-29 CN CN201820810153.6U patent/CN208330879U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958578A (en) * | 2021-10-22 | 2022-01-21 | 湖北力帝机床股份有限公司 | Servo hydraulic integrated system of packaging machine and operation method |
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