CN213392973U - Hydraulic oil cooling system - Google Patents
Hydraulic oil cooling system Download PDFInfo
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- CN213392973U CN213392973U CN202022488242.3U CN202022488242U CN213392973U CN 213392973 U CN213392973 U CN 213392973U CN 202022488242 U CN202022488242 U CN 202022488242U CN 213392973 U CN213392973 U CN 213392973U
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Abstract
The utility model discloses a hydraulic oil cooling system, including radiator and the hydraulic tank who is connected with the radiator, the last oil-out that is equipped with of hydraulic tank, oil return opening and ventilative mouth, the oil-out passes through hydraulic pump and control valve and is connected with hydraulic equipment, be equipped with the hydraulic oil import of being connected with hydraulic equipment on the radiator, the hydraulic oil export of being connected with the oil return opening, coolant liquid import and coolant liquid export, coolant liquid access connection has the coolant liquid pump, the hydraulic oil export is equipped with temperature sensor, hydraulic oil keeps apart with the coolant liquid and carries out the heat exchange in the radiator, temperature sensor and coolant liquid pump are connected with the controller respectively, the controller is according to the mode of the signal control coolant liquid pump that temperature sensor gathered, adjust the cooling intensity. Meanwhile, the hydraulic oil tank and the radiator are modularized, so that the hydraulic oil tank and the radiator can be combined in various ways, changeable application requirements can be met, and later maintenance is convenient.
Description
Technical Field
The utility model relates to a hydraulic system heat dissipation field, concretely relates to hydraulic oil cooling system.
Background
The hydraulic system makes the system produce heat because inevitable pressure loss in the course of the work, and the heat can make hydraulic oil temperature rise, and the viscosity of fluid reduces, reduces the life of fluid, reduces oil pump volumetric efficiency, and the increase system energy consumption also can cause fluid to leak easily simultaneously. Therefore, the temperature of the oil in the hydraulic system needs to be within a reasonable working range, generally recommended to be 35-55 ℃, and in order to effectively control the oil temperature, two modes of air cooling and water cooling are widely adopted at present.
The air cooling system has the advantages of fast cooling and good economical efficiency, but the consumed power is high, so that the power consumed by air cooling has to be considered for the type selection of the power device, and the cost is increased; the air cooling effect can be influenced by the external environment easily and places with large dust; the working noise is large, and the method can only be applied to equipment with low system power (below 55 kw), and the application range is limited. And water cooling system can solve air cooling system's problem well, but current water cooling system adopts the integral type structure for the most part can't satisfy changeable application demand, and cooling strength is difficult to adjust, and later maintenance is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hydraulic oil cooling system to the not enough of prior art existence.
For realizing the above-mentioned purpose, the utility model provides a hydraulic oil cooling system, including radiator and the hydraulic tank who is connected with the radiator, last oil-out, oil return opening and the ventilative mouth of being equipped with of hydraulic tank, the oil-out passes through hydraulic pump and control valve and is connected with hydraulic equipment, be equipped with the hydraulic oil import of being connected with hydraulic equipment on the radiator, the hydraulic oil export of being connected with the oil return opening, coolant liquid import and coolant liquid export, the coolant liquid access connection has the coolant liquid pump, the hydraulic oil export is equipped with temperature sensor, hydraulic oil keeps apart and carry out the heat exchange with the coolant liquid in the radiator, temperature sensor and coolant liquid pump are connected with the controller respectively.
Furthermore, the radiator includes a hydraulic oil cooling tank and a coolant tank arranged on one side of the hydraulic oil cooling tank, a cooling pipe is arranged in the hydraulic oil cooling tank, two ends of the cooling pipe are respectively connected with a coolant inlet and a coolant outlet, and a coolant pump and a coolant outlet are connected with the coolant tank.
Further, the cooling pipe is arranged in the radiator in a reciprocating and winding mode.
Furthermore, the upper side and the lower side of the cooling liquid tank are respectively provided with a liquid filling port and a discharge pipe, and the discharge pipe is provided with a discharge valve.
Furthermore, the outer side of the cooling liquid tank is provided with a heat dissipation fin.
Furthermore, hydraulic tank includes box and bolted connection at the apron of box upside, be equipped with the sealing washer between box and the apron, the oil-out sets up the one side at the box, oil return opening and ventilative mouthful all set up on the apron.
Furthermore, the bottom of the box body is provided with an oil discharge port, and one side of the box body is provided with a liquid temperature liquid level meter.
Furthermore, the oil return port and the hydraulic oil outlet as well as the hydraulic oil inlet and the hydraulic equipment are connected by buckling and pressing type rubber pipes.
Furthermore, an oil suction filter is connected between the oil outlet and the hydraulic pump, and an oil return filter is connected between the oil return port and the hydraulic oil outlet.
Further, the ventilation port is connected with an air filter.
Has the advantages that: the hydraulic oil tank and the radiator are modularized, so that the hydraulic oil tank and the radiator can be combined in various ways, variable application requirements can be met, and later maintenance is convenient; a liquid level and liquid thermometer is arranged on the hydraulic oil tank, and the liquid level and temperature conditions of hydraulic oil can be directly and conveniently observed by the liquid level and liquid thermometer; the radiator integrates a cooling liquid tank, a temperature sensor, a controller and a cooling liquid pump, the controller can regulate the working mode of the water pump, and the cooling effect can be improved after the working mode is regulated to a high-speed mode.
Drawings
FIG. 1 is a schematic structural view of a hydraulic oil cooling system according to an embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of the hydraulic oil cooling tank according to the embodiment of the present invention;
fig. 3 is a schematic view of the internal structure of the coolant tank according to the embodiment of the present invention.
Detailed Description
The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 1 to 3, the embodiment of the utility model provides a hydraulic oil cooling system, including radiator 1 and the hydraulic tank 2 of being connected with radiator 1, be equipped with oil-out, oil return opening and ventilative mouthful on hydraulic tank 2, hydraulic tank 2 preferably adopts split type structure, and it includes that box 9 and bolted connection are at the apron 10 of box 9 upside, is equipped with sealing washer 11 between box 9 and the apron 10 to guarantee that there is not the clearance between box 9 and apron 10, play certain pressurize effect. The oil outlet is arranged on one side of the box body 9, preferably below the side, an oil suction filter 8 is connected between the oil outlet and the hydraulic pump, and the oil suction filter 8 is preferably arranged at the oil outlet. Be equipped with the hydraulic oil import 12 of being connected with hydraulic equipment on the radiator 1, the hydraulic oil export 13 of being connected with the oil return mouth, coolant liquid import 17 and coolant liquid export 18, coolant liquid import 17 is connected with coolant pump 14, hydraulic oil export 13 is equipped with temperature sensor, oil return mouth and ventilative mouthful all set up on apron 10, be connected with oil return filter 5 between oil return mouth and the hydraulic oil export 13, oil return filter 5 is preferred to be set up in oil return mouth department, ventilative mouthful is connected with air cleaner 4. The oil outlet is connected to the hydraulic equipment via a hydraulic pump and a control valve, which are not shown in the figure. Hydraulic oil keeps apart and carries out the heat exchange with the coolant liquid in radiator 1, and temperature sensor and coolant pump 14 are connected with the controller respectively, and the controller can be according to the temperature signal control coolant pump 14 operation that temperature sensor gathered, adjusts cooling intensity, and the temperature after temperature sensor detects hydraulic oil cooling is higher than the temperature of settlement, then controller control coolant pump 14 gets into high-speed mode for the flow rate of coolant liquid in cooling tube 19 improves the hydraulic oil cooling effect.
The utility model discloses radiator 1 includes hydraulic oil cooling box 16 and coolant liquid case 15, and coolant liquid case 15 is preferred to be set up in hydraulic oil cooling box 16 one side, and hydraulic oil cooling box 16 and coolant liquid case 15 fixed connection nevertheless do not communicate with each other, form two independent spaces. A cooling pipe 19 is arranged in the hydraulic oil cooling tank 16, and the cooling pipe 19 is preferably arranged in a reciprocating manner in the hydraulic oil cooling tank 16. The cooling liquid inlet 17 and the cooling liquid outlet 18 are arranged on the hydraulic oil cooling tank 16, two ends of the cooling pipe 19 are respectively connected with the cooling liquid inlet 17 and the cooling liquid outlet 18, and the cooling liquid pump 14 and the cooling liquid outlet 18 are both connected with the cooling liquid tank 15. The coolant pump 14 operates to pump the coolant tank 15 into the coolant pipe 19 and then to discharge the coolant from the coolant outlet 18 and return the coolant to the coolant tank 15. The cooling liquid may be water, and in order to facilitate the addition and discharge of the cooling liquid into the cooling liquid tank 15, it is also preferable that a liquid addition port 20 and a discharge pipe 7 are provided on the upper and lower sides of the cooling liquid tank 15, respectively, and a discharge valve is provided on the discharge pipe 7. In order to facilitate heat dissipation to the coolant, it is preferable to provide heat dissipation fins 21 outside the coolant tank 15. And a heat dissipation fin can be arranged on the outer side of the hydraulic oil cooling tank 16, so that the cooling effect of the hydraulic oil is improved.
An oil discharge port is preferably arranged at the bottom of the box body 9, a liquid temperature liquid level meter 6 is arranged on one side of the box body, and the liquid level and the temperature of hydraulic oil can be directly and conveniently observed by the liquid level meter 6. The buckling and pressing type rubber pipes 3 are preferably adopted to be connected between the oil return port and the hydraulic oil outlet 13 and between the hydraulic oil inlet 12 and hydraulic equipment.
The above description is only a preferred embodiment of the present invention, and it should be noted that other parts not specifically described belong to the prior art or the common general knowledge to those skilled in the art. Without departing from the principle of the present invention, several improvements and decorations can be made, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a hydraulic oil cooling system, its characterized in that includes radiator (1) and hydraulic tank (2) be connected with radiator (1), be equipped with oil-out, oil return opening and ventilative mouthful on hydraulic tank (2), the oil-out passes through the hydraulic pump and control valve is connected with hydraulic equipment, be equipped with hydraulic oil import (12) be connected with hydraulic equipment on radiator (1), hydraulic oil export (13) be connected with the oil return opening, coolant liquid import (17) and coolant liquid export (18), coolant liquid import (17) are connected with coolant liquid pump (14), hydraulic oil export (13) are equipped with temperature sensor, hydraulic oil keeps apart and carries out the heat exchange with the coolant liquid in radiator (1), temperature sensor and coolant liquid pump (14) are connected with the controller respectively.
2. The hydraulic oil cooling system according to claim 1, wherein the radiator (1) includes a hydraulic oil cooling tank (16) and a coolant tank (15) disposed on one side of the hydraulic oil cooling tank (16), a cooling pipe (19) is disposed in the hydraulic oil cooling tank (16), two ends of the cooling pipe (19) are respectively connected with a coolant inlet (17) and a coolant outlet (18), and the coolant pump (14) and the coolant outlet (18) are connected with the coolant tank (15).
3. Hydraulic oil cooling system according to claim 2, characterised in that the cooling pipe (19) is arranged to be turned back and forth in the radiator (1).
4. The hydraulic oil cooling system according to claim 1, wherein a filling port (20) and a discharge pipe (7) are respectively provided on upper and lower sides of the coolant tank, and a discharge valve is provided on the discharge pipe (7).
5. Hydraulic oil cooling system according to claim 1, characterised in that the outside of the coolant tank (15) is provided with heat dissipating fins (21).
6. The hydraulic oil cooling system according to claim 1, wherein the hydraulic oil tank (2) comprises a tank body (9) and a cover plate (10) which is bolted to the upper side of the tank body (9), a sealing ring (11) is arranged between the tank body (9) and the cover plate (10), the oil outlet is arranged on one side of the tank body (9), and the oil return port and the ventilation port are both arranged on the cover plate (10).
7. Hydraulic oil cooling system according to claim 6, characterized in that the tank (9) is provided with an oil drain at its bottom and a liquid temperature level gauge (6) at one side.
8. The hydraulic oil cooling system according to claim 1, wherein the oil return port and the hydraulic oil outlet (13) and the hydraulic oil inlet (12) and the hydraulic equipment are connected by a buckling type rubber tube (3).
9. The hydraulic oil cooling system according to claim 1, wherein an oil suction filter (8) is connected between the oil outlet and the hydraulic pump, and an oil return filter (5) is connected between the oil return port and the hydraulic oil outlet (13).
10. Hydraulic oil cooling system according to claim 1, characterised in that an air filter (4) is connected to the ventilation opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022488242.3U CN213392973U (en) | 2020-11-02 | 2020-11-02 | Hydraulic oil cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022488242.3U CN213392973U (en) | 2020-11-02 | 2020-11-02 | Hydraulic oil cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213392973U true CN213392973U (en) | 2021-06-08 |
Family
ID=76192208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022488242.3U Active CN213392973U (en) | 2020-11-02 | 2020-11-02 | Hydraulic oil cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213392973U (en) |
-
2020
- 2020-11-02 CN CN202022488242.3U patent/CN213392973U/en active Active
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