CN213206177U - Cooling device of hydraulic station - Google Patents
Cooling device of hydraulic station Download PDFInfo
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- CN213206177U CN213206177U CN202022235669.2U CN202022235669U CN213206177U CN 213206177 U CN213206177 U CN 213206177U CN 202022235669 U CN202022235669 U CN 202022235669U CN 213206177 U CN213206177 U CN 213206177U
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Abstract
The application relates to a cooling device of hydraulic pressure station, use in the field of hydraulic pressure station technique, it includes coolant tank, water pump and oil pump, be equipped with the cooling box on the oil tank lateral wall, be equipped with the return bend in the cooling box, outside the cooling box all extended at the both ends of return bend, the oil pump oil inlet is connected with the oil tank through advancing oil pipe, the oil pump oil-out is connected with the one end of return bend through going out oil pipe, the other end of return bend is connected with the oil tank through returning oil pipe, the water pump water inlet passes through the inlet tube and is connected with coolant tank, the delivery port passes through the outlet pipe and is connected with the. The hydraulic oil oxidation and service cycle prolonging device has the effects of reducing the oxidation of hydraulic oil and prolonging the service cycle of the hydraulic oil.
Description
Technical Field
The application relates to the technical field of hydraulic stations, in particular to a cooling device of a hydraulic station.
Background
The hydraulic station is a hydraulic source device composed of a hydraulic pump, a driving motor, an oil tank, a directional valve, a throttle valve, an overflow valve and the like, or a hydraulic device including a control valve, supplies oil according to the flow direction, pressure and flow rate required by the driving device, is suitable for various machines with the driving device separated from the hydraulic station, and can realize various specified actions by connecting the hydraulic station and the driving device (the oil cylinder or the motor) through an oil pipe.
In view of the above-described related art, the inventors have considered that when the hydraulic station is operated at a high speed and a heavy weight for a long time or the hydraulic station is in a working environment at a high temperature, the hydraulic oil is easily oxidized due to an excessively high temperature.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of oxidation of hydraulic oil, the application provides a cooling device of a hydraulic station.
The application provides a cooling device of hydraulic pressure station adopts following technical scheme:
the utility model provides a cooling device of hydraulic pressure station, includes coolant tank, water pump and oil pump, is equipped with the cooling box on the oil tank lateral wall, be equipped with the return bend in the cooling box, outside the cooling box all extended at the both ends of return bend, the oil pump oil inlet is connected with the oil tank through advancing oil pipe, the oil pump oil-out is connected with the one end of return bend through going out oil pipe, the other end of return bend is connected with the oil tank through returning oil pipe, the water pump water inlet passes through the inlet tube and is connected with coolant tank, and the delivery port passes through the outlet pipe and is connected with the cooling box, the cooling box.
By adopting the technical scheme, the oil pump is started, hydraulic oil in the oil tank is pumped into the bent pipe, the oil tank is returned by the oil return pipe, the water pump is started, cooling water in the cooling water tank is pumped into the cooling box, the cooling water absorbs heat of the hydraulic oil in the bent pipe and then flows back into the cooling water tank from the water delivery pipe, the cooling effect on the hydraulic oil is achieved, the possibility of oxidation of the hydraulic oil due to overhigh temperature is reduced, and the service cycle of the hydraulic oil is prolonged.
Optionally, the cooling box is connected with a water guide pipe, the water guide pipe is provided with a first valve, and the water outlet pipe is provided with a second valve.
Through adopting above-mentioned technical scheme, when the water level was not enough in the water tank, the operator put through the water pipe water source, opened first valve and pour into cooling water into in to the cooling box, convenient and fast.
Optionally, the bent pipe is provided with a plurality of cooling fins.
By adopting the technical scheme, the contact area of the bent pipe and the cooling water is increased by the radiating fins, and the heat transfer speed is accelerated.
Optionally, a plurality of heat conducting fins are arranged in the cooling water tank at intervals, and a fan is installed at one end, far away from the bottom of the cooling water tank, of each heat conducting fin.
Through adopting above-mentioned technical scheme, on heat transfer to the heat-conducting strip in the cooling water, the fan starts, drives the air current around the heat-conducting strip and flows, makes the heat scatter and disappear on the one hand on the heat-conducting strip, and on the other hand makes the cooling water evaporation heat absorption for the cooling water temperature maintains in certain extent, has guaranteed the cooling effect to hydraulic oil.
Optionally, the cooling box is fixed on the side wall of the oil tank through a connecting piece, an oil delivery pipe corresponding to the oil inlet pipe and the oil return pipe is arranged on the oil tank, and the oil inlet pipe and the oil return pipe are connected with the oil delivery pipe through flanges.
By adopting the technical scheme, the cooling box adopts a detachable connection mode, so that the module installation of the whole device by an operator is facilitated, and the application range is wide.
Optionally, the connecting piece includes a plurality of clamps, it is inboard that the cooling box is located the clamp, the both ends of clamp are all connected with the oil tank through fastening screw.
Through adopting above-mentioned technical scheme, the cooling box is buckled on the oil tank lateral wall by the card hoop, when the cooling box was lifted off to needs, the operator only need unscrew fastening screw can, convenient and fast.
Optionally, the clamp inside wall is equipped with the gasket, be equipped with a plurality of buckles on the gasket, the buckle is pegged graft mutually with the clamp, one side that the gasket deviates from the clamp is equipped with the slipmat.
Through adopting above-mentioned technical scheme, the gasket has increased the thickness of clamp, has guaranteed the effective conflict of clamp and cooling box outer wall, and the gasket passes through the buckle simultaneously and can dismantle with the clamp and be connected, and the operator can select according to the actual size of cooling box, and the flexibility is high.
Optionally, the oil inlet pipe and the inner wall of the oil return pipe are respectively fixed with a first sealing ring at the pipe orifice end, the first sealing ring is provided with a convex edge, the inner wall of the oil delivery pipe is provided with a second sealing ring at the pipe orifice end, the second sealing ring is provided with an annular groove matched with the convex edge, and the two opposite annular grooves are provided with a third sealing ring between the flange plates.
Through adopting above-mentioned technical scheme, the cooperation of first sealing washer and second sealing washer forms face contact and seals, and both beads extrude each other and have reduced the clearance, and cooperation third sealing washer has increased the leakproofness between the flange, has reduced the possibility of oil leak.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the cooling water is circulated to cool the hydraulic oil, so that the possibility of oxidation of the hydraulic oil due to overhigh temperature is reduced, and the service cycle of the hydraulic oil is prolonged;
2. through the cooperation of the heat-conducting fins and the fan, the temperature of cooling water is maintained within a certain range, and the cooling effect on hydraulic oil is ensured; the cooling box adopts a detachable connection mode, so that an operator can conveniently carry out module installation on the whole device, and the application range is wide.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic structural diagram for embodying an elbow and a heat sink in an embodiment of the present application.
Fig. 3 is a schematic structural diagram for embodying an oil pipeline according to an embodiment of the present application.
Fig. 4 is a schematic structural diagram for embodying the first seal ring and the second seal ring in the embodiment of the present application.
Description of reference numerals: 1. a cooling water tank; 11. a water pump; 111. a water inlet pipe; 112. a water outlet pipe; 1121. a second valve; 12. an oil pump; 121. an oil inlet pipe; 122. an oil outlet pipe; 13. a cooling box; 131. a water delivery pipe; 132. a water conduit; 1321. a first valve; 14. bending the pipe; 141. an oil return pipe; 142. a heat sink; 15. a heat conductive sheet; 151. a fan; 16. an oil delivery pipe; 17. a flange; 2. a connecting member; 21. clamping a hoop; 22. fastening screws; 23. a gasket; 231. buckling; 232. a non-slip mat; 31. a first seal ring; 311. a rib; 32. a second seal ring; 321. a ring groove; 33. a third seal ring; 4. and an oil tank.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses cooling device of hydraulic pressure station.
As shown in fig. 1 and 2, the cooling device includes a cooling water tank 1, a water pump 11 and an oil pump 12, the side wall of the oil tank 4 is fixed with a cooling box 13 through a connecting piece 2, a bent pipe 14 is arranged in the cooling box 13, the bent pipe 14 is arranged in a continuous S shape, a plurality of cooling fins 142 are arranged on the bent pipe 14 at intervals, two ends of the bent pipe 14 extend out of the cooling box 13, the cooling water tank 1 is located on one side of the oil tank 4, and the water pump 11 and the oil pump 12 are located between the cooling water tank 1 and the oil tank 4.
As shown in fig. 1 and fig. 2, an oil inlet pipe 121 is disposed at an oil inlet of the oil pump 12, an oil outlet pipe 122 is disposed at an oil outlet of the oil pump 12, the oil outlet pipe 122 is connected to one end of the elbow 14, an oil return pipe 141 is disposed at the other end of the elbow 14, oil delivery pipes 16 corresponding to the oil inlet pipe 121 and the oil return pipe 141 one by one are disposed on the oil tank 4, the oil inlet pipe 121 and the oil return pipe 141 are both connected to the respective oil delivery pipes 16 through flanges 17, the oil delivery pipe 16 connected to the oil inlet pipe 121 is higher than the other oil delivery pipe 16, and electromagnetic valves are disposed.
As shown in fig. 3 and 4, the inner walls of the oil inlet pipe 121 and the oil return pipe 141 are provided with first sealing rings 31 near the respective pipe orifice ends, the edge of the end surface of the first sealing ring 31 is provided with an annular rib 311, the cross section of the rib 311 is isosceles trapezoid and is integrally formed with the first sealing ring 31, the inner walls of the two oil delivery pipes 16 are provided with second sealing rings 32 at the pipe orifice ends, the end surface of the second sealing ring 32 is provided with annular grooves 321 which are coaxially distributed, the rib 311 of the first sealing ring 31 is inserted into the annular groove 321 and abuts against the groove wall of the annular groove 321 to form a sealing contact surface, a gap between the first sealing ring 31 and the second sealing ring 32 is reduced, a third sealing ring 33 is provided between the two opposite flanges 17, grooves for the third sealing ring 33 to be embedded into are reserved on the side walls of the two flanges 17, and the sealing performance.
As shown in fig. 3, a water conduit 132 is disposed on the cooling box 13, the water conduit 132 is used for communicating with a water source, and a first valve 1321 is disposed on the water conduit 132; the water inlet of the water pump 11 is connected with the cooling water tank 1 through the water inlet pipe 111, the water outlet of the water pump 11 is connected with the cooling box 13 through the water outlet pipe 112, the water outlet pipe 112 is provided with a second valve 1121, and the cooling box 13 is connected with the cooling water tank 1 through the water delivery pipe 131.
As shown in fig. 1, a plurality of heat-conducting fins 15 are vertically arranged at the bottom of the cooling water tank 1, the heat-conducting fins 15 are higher than the liquid level in the cooling water tank 1, and the top ends of the heat-conducting fins 15 are connected with a fan 151.
As shown in fig. 2 and 3, the connecting member 2 includes two clips 21 arranged at intervals along the length direction of the cooling box 13, the clips 21 are adapted to the outer contour of the cross section of the cooling box 13, so that the cooling box 13 is clamped in the clips 21, a gasket 23 is arranged on the inner side of each clip 21 to increase the thickness of each clip 21, the gasket 23 is similar to the clip 21 in shape, a non-slip pad 232 covers one side of the gasket 23 away from the clip 21, a plurality of buckles 231 arranged along the edge of the gasket 23 are arranged on the gasket 23, the buckles 231 are inserted in the clips 21 to fix the clips 21 relative to each other, both ends of each clip 21 are connected with the oil tank 4 through fastening screws 22, and the cooling box 13 is pressed on the side wall of the oil tank 4 under the pulling of the clips; when the size of the cooling box 13 can keep effective interference with the clamp 21, an operator moves the buckle 231 to be separated from the clamp 21, and the gasket 23 is detached, so that the cooling box is convenient and flexible.
The implementation principle of the embodiment of the application is as follows: when the hydraulic station works, the oil pump 12 is started, hydraulic oil in the oil tank 4 is pumped into the elbow 14 through the oil inlet pipe 121 and the oil outlet pipe 122 in sequence, and then is returned into the oil tank 4 through the oil return pipe 141, so that hydraulic oil circulation is formed; the water pump 11 is started, the cooling water in the cooling water tank 1 is pumped into the cooling box 13 through the water inlet pipe 111 and the water outlet pipe 112, the cooling water is filled in the cooling box 13 and then flows back into the cooling water tank 1 through the water delivery pipe 131 to form a cold water circulation, heat in the hydraulic oil is transferred into the cooling water through the bent pipe 14 and the radiating fins 142 and then is taken away along with the cold water circulation, the cooling effect on the hydraulic oil is achieved, and the possibility of oxidation caused by the temperature rise of the hydraulic oil is reduced.
After the cooling water used for a long time, the operator starts fan 151 for the flow of air around conducting strip 15, with cooling water transfer to the heat transfer to the air on conducting strip 15, the air current that fan 151 was pull simultaneously has accelerated the evaporation of cooling water, the evaporation heat absorption for the temperature of water in the coolant tank 1 maintains in the certain extent, guarantees cold water circulation's cooling effect.
When the water level in the cooling water tank 1 drops, the operator opens the first valve 1321, connects the water conduit 132 with the water source, injects cooling water into the cooling box 13, and the cooling water is supplemented to the cooling water tank 1 by the water delivery pipe 131, which is convenient and fast.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A cooling device of a hydraulic station, characterized in that: including cooling water tank (1), water pump (11) and oil pump (12), be equipped with cooling box (13) on oil tank (4) lateral wall, be equipped with return bend (14) in cooling box (13), the both ends of return bend (14) all extend outside cooling box (13), oil pump (12) oil inlet is connected with oil tank (4) through advancing oil pipe (121), oil pump (12) oil-out is connected with the one end of return bend (14) through going out oil pipe (122), the other end of return bend (14) is connected with oil tank (4) through returning oil pipe (141), water pump (11) water inlet passes through inlet tube (111) and is connected with cooling water tank (1), and the delivery port passes through outlet pipe (112) and is connected with cooling box (13), cooling box (13) are connected with cooling water tank (1) through raceway (131).
2. The cooling device of a hydraulic station of claim 1, characterized in that: the cooling box (13) is connected with a water guide pipe (132), the water guide pipe (132) is provided with a first valve (1321), and the water outlet pipe (112) is provided with a second valve (1121).
3. The cooling device of a hydraulic station of claim 2, characterized in that: the bent pipe (14) is provided with a plurality of cooling fins (142).
4. The cooling device of a hydraulic station of claim 3, characterized in that: a plurality of heat conducting fins (15) which are arranged at intervals are arranged in the cooling water tank (1), and a fan (151) is installed at one end, far away from the bottom of the cooling water tank (1), of each heat conducting fin (15).
5. The cooling device of a hydraulic station of claim 1, characterized in that: the cooling box (13) is fixed on the side wall of the oil tank (4) through the connecting piece (2), an oil delivery pipe (16) corresponding to the oil inlet pipe (121) and the oil return pipe (141) is arranged on the oil tank (4), and the oil inlet pipe (121) and the oil return pipe (141) are connected with the oil delivery pipe (16) through flanges (17).
6. Cooling arrangement of a hydraulic station according to claim 5, characterized in that: connecting piece (2) include a plurality of clamps (21), cooling box (13) are located clamp (21) inboard, the both ends of clamp (21) all are connected with oil tank (4) through fastening screw (22).
7. The cooling device of a hydraulic station of claim 6, wherein: clamp (21) inside wall is equipped with gasket (23), be equipped with a plurality of buckles (231) on gasket (23), buckle (231) are pegged graft mutually with clamp (21), one side that gasket (23) deviates from clamp (21) is equipped with slipmat (232).
8. The cooling apparatus of a hydraulic station of claim 7, wherein: oil inlet pipe (121) and return oil pipe (141) inner wall all are fixed with first sealing washer (31) at the tube port end, be equipped with bead (311) on first sealing washer (31), defeated oil pipe (16) inner wall is equipped with second sealing washer (32) at the tube port end, be equipped with on second sealing washer (32) with bead (311) matched with annular (321), relative two be equipped with third sealing washer (33) between flange (17) dish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022235669.2U CN213206177U (en) | 2020-10-09 | 2020-10-09 | Cooling device of hydraulic station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022235669.2U CN213206177U (en) | 2020-10-09 | 2020-10-09 | Cooling device of hydraulic station |
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| Publication Number | Publication Date |
|---|---|
| CN213206177U true CN213206177U (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022235669.2U Active CN213206177U (en) | 2020-10-09 | 2020-10-09 | Cooling device of hydraulic station |
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| CN (1) | CN213206177U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982905A (en) * | 2021-10-30 | 2022-01-28 | 宁波钱湖石油设备有限公司 | Reciprocating pump |
-
2020
- 2020-10-09 CN CN202022235669.2U patent/CN213206177U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982905A (en) * | 2021-10-30 | 2022-01-28 | 宁波钱湖石油设备有限公司 | Reciprocating pump |
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