CN206419301U - A kind of hydraulic system independent cooling device - Google Patents
A kind of hydraulic system independent cooling device Download PDFInfo
- Publication number
- CN206419301U CN206419301U CN201621349605.2U CN201621349605U CN206419301U CN 206419301 U CN206419301 U CN 206419301U CN 201621349605 U CN201621349605 U CN 201621349605U CN 206419301 U CN206419301 U CN 206419301U
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- oil
- cooling
- oil pump
- fuel tank
- hydraulic
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Abstract
The utility model discloses a kind of hydraulic system independent cooling device, including fuel tank, Oil pump electrical machinery, oil pump, air-cooled cooler, inlet port, oil path block, cooling oil path and cooling oil pump, the Oil pump electrical machinery driving oil pump is extracted out the hydraulic oil in fuel tank by inlet port, oil path block is fed to, hydraulic oil is fed to each executive component by the oil path block；The oil inlet end and oil outlet end of the cooling oil path are connected with fuel tank, cooling oil pump is used to drive the hydraulic oil in cooling oil path to continue to flow to oil outlet end from oil inlet end, the cooling oil path is connected with the air-cooled cooler, the hydraulic oil cooling that the air-cooled cooler is used to flow through, it includes cooling tube and cooling fan.The utility model carries out continuous coo1ing by independent cooling circuit to the hydraulic oil in fuel tank, it is to avoid return pressure is too high and damages air-cooled cooler, and working stability, service life is long.
Description
Technical field
The utility model is related to a kind of cooling device, more particularly to a kind of hydraulic system independent cooling device.
Background technology
The heat that hydraulic work system process is produced can be such that hydraulic fluid temperature raises, it is necessary to carry out cooling.Generally make
Forced air cooler is one kind of cooler, feature be by the use of hydraulic system environment air as heat exchange medium,
Heat exchange is carried out to the fluid of its hydraulic system, so that heat is forced to take away, the temperature of hydraulic system oil liquid is reduced.And lead to
The normal type of cooling is cooled down using oil return, i.e., forced air cooler is serially connected in the oil return opening of hydraulic system, and hydraulic oil passes through forced air cooler
After return to fuel tank.
Oil return cooling has a disadvantage that：
1) need increase bypass protective loop, if without or install incorrectly, be likely to result in forced air cooler rupture.
2) filled after bypass protective loop, be likely to result in again because the action of oil return each time, check valve must all compress one
Secondary to make release action, spring may be broken, and cause cooling effect bad.
3) the deep fat amount of cooler is entered, intermittently, cooling effect gives a discount.
4) some hydraulic systems, return pressure is unstable and oil return moment is there may be hydraulic shock, can increase air-cooled
But the risk of device explosion, reduces service life.
5) forced air cooler break down rupture oil leak when, it is necessary to interrupt production, maintenance down can influence manufacturing schedule.
The content of the invention
Technical problem to be solved in the utility model is there is provided a kind of hydraulic system independent cooling device, can be to oil
Hydraulic oil in case carries out continuous coo1ing, and is not influenceed by performance loop, and working stability, service life is long.
In order to solve the above-mentioned technical problem, the utility model provides a kind of hydraulic system independent cooling device, including oil
Case, Oil pump electrical machinery, oil pump, air-cooled cooler, inlet port, oil path block, cooling oil path and cooling oil pump, the Oil pump electrical machinery driving
Oil pump is extracted out the hydraulic oil in fuel tank by inlet port, is fed to oil path block, hydraulic oil is fed to by the oil path block respectively to be held
Units；The oil inlet end and oil outlet end of the cooling oil path are connected with fuel tank, and cooling oil pump is used to drive in cooling oil path
Hydraulic oil continues to flow to oil outlet end from oil inlet end, and the cooling oil path is connected with the air-cooled cooler, the air-cooled cooler
For the hydraulic oil cooling to flow through, it includes cooling tube and cooling fan, and the cooling fan is towards cooling tube, for increasing
Air flow property near cooling tube.
As the improvement of such scheme, the cooling fan is driven by independent fan electromotor.
As the improvement of such scheme, the cooling oil pump is connected with the fan electromotor, and the fan electromotor is cooling
Oil pump provides power.
As the improvement of such scheme, the cooling oil pump is configured with independent cooling motor, and the cooling motor is cold
But oil pump provides power.
As the improvement of such scheme, the oil path block is located at top of oil-tank, and its bottom surface is provided with the oil return stretched into fuel tank
Mouthful.
As the improvement of such scheme, the oil inlet end and oil outlet end of the cooling oil path are located at the both sides of oil path block, described
Oil inlet end is provided with the oil-containing groove for extending to tank bottoms.
As the improvement of such scheme, the air-cooled cooler and cooling oil pump are located at the side of fuel tank.
Implement the utility model, have the advantages that：
The utility model carries out continuous coo1ing by independent cooling circuit to the hydraulic oil in fuel tank, it is to avoid return pressure
Too high and damage air-cooled cooler, working stability, service life is long.
The utility model carries out continuous coo1ing by independent cooling circuit to the hydraulic oil in fuel tank, even if failure,
The work of hydraulic system of working is nor affected in short time, the reliability of system is improved.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the first embodiment of hydraulic system independent cooling device of the utility model；
Fig. 2 is a kind of schematic diagram of the first embodiment of hydraulic system independent cooling device of the utility model；
Fig. 3 is a kind of schematic diagram of the second embodiment of hydraulic system independent cooling device of the utility model.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Type is described in further detail.Only this state, the utility model occur in the text or will appear from upper and lower, left and right, it is preceding,
Afterwards, the orientation such as inside and outside word, only on the basis of accompanying drawing of the present utility model, it is not to specific restriction of the present utility model.
As depicted in figs. 1 and 2, the utility model first embodiment provides a kind of hydraulic system independent cooling device, bag
Fuel tank 1, Oil pump electrical machinery 2, oil pump 3, air-cooled cooler 4, inlet port 5, oil path block 6, cooling oil path 7 and cooling oil pump 8 are included, it is described
Oil pump electrical machinery 2 drives oil pump 3 to extract the hydraulic oil in fuel tank 1 out by inlet port 5, is then fed to oil path block 6, then described
Hydraulic oil is fed to each executive component by oil path block 6；The oil inlet end 9 and oil outlet end 10 of the cooling oil path 7 connect with fuel tank 1
Connect, cooling oil pump 8 is used to drive the hydraulic oil in cooling oil path 7 to continue to flow to oil outlet end 10, the cooling oil path from oil inlet end 9
7 are connected with the air-cooled cooler 4, the hydraulic oil cooling that the air-cooled cooler 4 is used to flow through, and it includes the He of cooling tube 11
Cooling fan 12, the cooling fan 12 is towards cooling tube 11, for increasing the air flow property near cooling tube 11.The oil
Road block 6 is provided with the oil return opening stretched into fuel tank 1 located at the top of fuel tank 1, its bottom surface（It is not drawn into figure）.
The utility model carries out continuous coo1ing by independent cooling circuit to the hydraulic oil in fuel tank 1, it is to avoid oil return pressure
Power is too high and damages air-cooled cooler 4, and working stability, service life is long.
The utility model carries out continuous coo1ing by independent cooling circuit to the hydraulic oil in fuel tank 1, even if failure,
The work of hydraulic system of working is nor affected in short time, the reliability of system is improved.
Wherein, the cooling fan 12 is driven by independent fan electromotor 13.The cooling oil pump 8 is configured with independent cold
But motor 14, the cooling motor 14 is that cooling oil pump 8 provides power.The power of cooling oil pump 8 is not by fan in the present embodiment
The limitation of motor 13, can independently regulate and control the flow of cooling oil path 7 according to cooling requirement.
As shown in figure 3, according to the utility model second embodiment, be with the difference of first embodiment, it is described cold
But oil pump 8 is connected with the fan electromotor 13, and the fan electromotor 13 is that cooling oil pump 8 provides power, is effectively utilized fan
The vacant power of motor 13 so that structure is more compact.On the other hand, this rotating speed for causing cooling fan 12 and cooling oil pump 8
Flow formation linear correlation, when the flow of cooling oil pump 8 becomes big, the synchronization of cooling fan 12 becomes big so that cooling
Effect is more stable.
Preferably, the oil inlet end 9 and oil outlet end 10 of the cooling oil path 7 are located at the both sides of oil path block 6, the oil inlet end 9
Provided with the oil-containing groove for extending to the bottom of fuel tank 1（It is not drawn into figure）, the space of fuel tank 1 can be maximally utilised, by fuel tank 1
Hydrothermal solution force feed and through overcooled hydraulic oil separate.The air-cooled cooler 4 and cooling oil pump 8 are located at the side of fuel tank 1.Keep away
The stop of the larger 3 pairs of cooling wind of oil pump of volume is exempted from.
Above disclosed is only a kind of preferred embodiment of the utility model, can not limit this practicality with this certainly
New interest field, therefore the equivalent variations made according to the utility model claim, still belong to what the utility model was covered
Scope.
Claims (7)
1. a kind of hydraulic system independent cooling device, it is characterised in that including fuel tank, Oil pump electrical machinery, oil pump, air-cooled cooler,
Inlet port, oil path block, cooling oil path and cooling oil pump, Oil pump electrical machinery driving oil pump is by inlet port by the hydraulic pressure in fuel tank
Oil is extracted out, is fed to oil path block, hydraulic oil is fed to each executive component by the oil path block；The oil inlet end of the cooling oil path and
Oil outlet end is connected with fuel tank, and cooling oil pump is used to drive the hydraulic oil in cooling oil path to continue to flow to oil outlet end from oil inlet end,
The cooling oil path is connected with the air-cooled cooler, the hydraulic oil cooling that the air-cooled cooler is used to flow through, and it includes
Cooling tube and cooling fan, the cooling fan is towards cooling tube, for increasing the air flow property near cooling tube.
2. hydraulic system independent cooling device as claimed in claim 1, it is characterised in that the cooling fan is by independent wind
Fan motor driving.
3. hydraulic system independent cooling device as claimed in claim 2, it is characterised in that the cooling oil pump and the fan
Motor connection, the fan electromotor provides power for cooling oil pump.
4. hydraulic system independent cooling device as claimed in claim 2, it is characterised in that the cooling oil pump is configured with independence
Cooling motor, the cooling motor provides power for cooling oil pump.
5. the hydraulic system independent cooling device as described in claim 3 or 4, it is characterised in that the oil path block is located at fuel tank
Top, its bottom surface is provided with the oil return opening stretched into fuel tank.
6. hydraulic system independent cooling device as claimed in claim 5, it is characterised in that the oil inlet end of the cooling oil path and
Oil outlet end is located at the both sides of oil path block, and the oil inlet end is provided with the oil-containing groove for extending to tank bottoms.
7. hydraulic system independent cooling device as claimed in claim 6, it is characterised in that the air-cooled cooler and cooling
Oil pump is located at the side of fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621349605.2U CN206419301U (en) | 2016-12-09 | 2016-12-09 | A kind of hydraulic system independent cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621349605.2U CN206419301U (en) | 2016-12-09 | 2016-12-09 | A kind of hydraulic system independent cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206419301U true CN206419301U (en) | 2017-08-18 |
Family
ID=59575346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621349605.2U Active CN206419301U (en) | 2016-12-09 | 2016-12-09 | A kind of hydraulic system independent cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206419301U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113328555A (en) * | 2021-05-31 | 2021-08-31 | 江苏金陵智造研究院有限公司 | High-temperature-resistant limited-angle servo motor system for valve |
| CN113586559A (en) * | 2021-07-22 | 2021-11-02 | 三一重机有限公司 | Hydraulic oil cooling system and working machine |
| CN114016899A (en) * | 2021-11-08 | 2022-02-08 | 四川杰皓方机械设备有限公司 | Hydraulic square pile drill bit |
-
2016
- 2016-12-09 CN CN201621349605.2U patent/CN206419301U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113328555A (en) * | 2021-05-31 | 2021-08-31 | 江苏金陵智造研究院有限公司 | High-temperature-resistant limited-angle servo motor system for valve |
| CN113586559A (en) * | 2021-07-22 | 2021-11-02 | 三一重机有限公司 | Hydraulic oil cooling system and working machine |
| CN113586559B (en) * | 2021-07-22 | 2024-01-23 | 三一重机有限公司 | Hydraulic oil cooling system and working machine |
| CN114016899A (en) * | 2021-11-08 | 2022-02-08 | 四川杰皓方机械设备有限公司 | Hydraulic square pile drill bit |
| CN114016899B (en) * | 2021-11-08 | 2024-06-07 | 四川杰皓方机械设备有限公司 | Hydraulic square pile drill bit |
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