CN217381130U

CN217381130U - Heat dissipation device acting on hydraulic system of engineering machinery

Info

Publication number: CN217381130U
Application number: CN202122938518.8U
Authority: CN
Inventors: 王永玲; 王玉庭; 袁洪凯
Original assignee: Dalian Puman Transmission Equipment Co ltd
Current assignee: Dalian Puman Transmission Equipment Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-09-06
Anticipated expiration: 2031-11-27

Abstract

The utility model discloses a heat abstractor that acts on engineering machine tool hydraulic system, including loading board and batch oil tank, inside exhaust mechanism and the cooling body of being provided with of loading board, exhaust mechanism is the equal fixedly connected with riser in loading board both sides top, and the passageway of airing exhaust has been seted up on the riser surface, and the spout has been seted up to the passageway inner wall of airing exhaust, and spout inner wall sliding connection has a sliding ring, a plurality of flabellums of sliding ring inner wall fixedly connected with, the first bull stick of flabellum one side fixedly connected with rotates between a set of riser inner wall and is connected with same second bull stick, and equal sliding connection has the belt between second bull stick outer wall and the first bull stick outer wall. The utility model discloses an exhaust mechanism who sets up for the second bull stick rotates under initiative bevel gear and driven bevel gear's meshing, makes first bull stick rotate under the drive of belt, makes the flabellum rotate the flow that drives the storage tank outer wall hot-air, has improved the thermal diffusivity of device, and the spout that sets up simultaneously reduces the frictional force when the flabellum rotates, reduces energy loss.

Description

Heat dissipation device acting on hydraulic system of engineering machinery

Technical Field

The utility model relates to a hydraulic system technical field especially relates to a heat abstractor that acts on engineering machine tool hydraulic system.

Background

Hydraulic system is when normal doing work, and compression, switching-over and rotation etc. all can produce the heat, and thermal production can make the viscosity of hydraulic oil reduce, and hydraulic system's compression ratio reduces thereupon, and output pressure reduces, and motor power strengthens, and then makes the motor overload risk increase, and efficiency descends, and high temperature still can make the oxidation aggravation of hydraulic oil, produces the corrosives simultaneously, all can cause harm to the nature that human body and we relied on to survive.

The heat dissipation form of the existing hydraulic system heat dissipation device is single, the heat dissipation time is long, the heat dissipation effect is poor, the heat dissipation device cannot be used in a high-temperature hydraulic system in a large batch, the energy consumption is large during heat dissipation, and the development of advocating green environmental protection is not facilitated. Therefore, a heat dissipation device acting on a hydraulic system of a construction machine is needed to solve such problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a heat dissipation device acting on a hydraulic system of engineering machinery.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a heat abstractor that acts on engineering machine tool hydraulic system, including loading board and batch oil tank, the inside exhaust mechanism and the cooling body of being provided with of loading board, exhaust mechanism is the equal fixedly connected with riser in loading board both sides top, the passageway of airing exhaust has been seted up on the riser surface, the spout has been seted up to the passageway inner wall of airing exhaust, spout inner wall sliding connection has the sliding ring, a plurality of flabellums of sliding ring inner wall fixedly connected with, the first bull stick of fan blade one side fixedly connected with rotates between a set of riser inner wall and is connected with same second bull stick, equal sliding connection has the belt between second bull stick outer wall and the first bull stick outer wall.

Preferably, the outer wall of the second rotating rod is fixedly sleeved with a driven bevel gear, a motor is arranged at the top of the bearing plate, an output shaft of the motor is in power connection with a third rotating rod, the other end of the third rotating rod is fixedly connected with a driving bevel gear, and the driving bevel gear is in meshing connection with the driven bevel gear.

Preferably, cooling body is a plurality of pillars of loading board top fixedly connected with, a plurality of pillar tops and batch oil tank bottom fixed connection, the loading board top is provided with the compressor, compressor top fixedly connected with air conditioning circulation exit tube, air conditioning circulation exit tube one end flange joint has outside air intake coil pipe, outside air intake coil pipe closely laminates with batch oil tank one side outer wall, the air inlet has been seted up at the batch oil tank top, outside air intake coil pipe other end flange joint has the intake pipe, the intake pipe other end stretches into inside and flange joint has inside cooling coil pipe of air inlet.

Preferably, compressor top fixedly connected with air conditioning circulation advances the pipe, and air conditioning circulation advances a pipe one end flange joint has outside air outlet coil pipe, and outside air outlet coil pipe closely laminates with batch oil tank opposite side outer wall, and the gas outlet has been seted up at the batch oil tank top, and outside air outlet coil pipe other end flange joint has the outlet duct, and the outlet duct other end stretches into inside and with inside cooling coil pipe other end flange joint of gas outlet.

Preferably, the outer walls of the two sides of the oil storage tank are fixedly connected with oil inlet and outlet pipes, and the outer walls of the oil inlet and outlet pipes are provided with temperature sensors.

Preferably, the bottom of the bearing plate is provided with a heat dissipation opening, and the heat dissipation opening is located right below the motor.

Preferably, a plurality of springs of loading board bottom fixedly connected with, the equal fixedly connected with mounting panel in spring bottom, the mounting hole has all been seted up to the mounting panel both sides, and the equal meshing of mounting hole inner wall is connected with the bolt.

The utility model has the advantages that:

1. through the arranged air exhaust mechanism, the second rotating rod is driven by the motor to rotate under the meshing action of the driving bevel gear and the driven bevel gear, so that the first rotating rod is driven by the belt to rotate, the fan blades rotate to drive hot air on the outer wall of the oil storage tank to flow, the heat dissipation performance of the device is improved, meanwhile, the friction force generated when the fan blades rotate is reduced through the arranged sliding grooves, the energy loss of the motor is reduced, and the energy utilization rate is improved;

2. through the arranged cooling mechanism, the compressor is utilized to introduce cooling gas into the cooling pipeline to cool the outside and the inside of the oil storage tank in multiple directions, so that the cooling efficiency is greatly improved, meanwhile, the temperature sensor arranged on the outer wall of the oil inlet and outlet pipe can visually reflect the temperature comparison of the hydraulic oil after heat dissipation, and the judgment of whether the heat dissipation device plays a role or is damaged is facilitated;

3. through the spring that sets up, can effectively reduce the adverse effect that the vibration that the motor during operation produced led to the fact the device, utilize the mounting panel to support the loading board simultaneously, for the thermovent heat dissipation provides circulation air, improve the radiating efficiency, and the bolt that the mounting panel surface set up makes device and other parts of hydraulic system fix, has strengthened the stability when device uses.

Drawings

Fig. 1 is a schematic overall structure diagram of a heat dissipation device applied to a hydraulic system of an engineering machine according to embodiment 1;

fig. 2 is a schematic structural diagram of an air exhaust mechanism of the heat dissipation device applied to a hydraulic system of an engineering machine according to embodiment 1;

fig. 3 is a schematic structural diagram of a cooling mechanism acting on a heat sink of a hydraulic system of a construction machine according to embodiment 1;

fig. 4 is a structural schematic diagram of a mounting mechanism of a heat dissipation device applied to a hydraulic system of a construction machine according to embodiment 2.

In the drawings: 1. a carrier plate; 2. a vertical plate; 3. an air exhaust channel; 4. a chute; 5. a sliding ring; 6. a fan blade; 7. a first rotating lever; 8. a second rotating lever; 9. a belt; 10. a driven bevel gear; 11. a motor; 12. a third rotating rod; 13. a drive bevel gear; 14. a pillar; 15. an oil storage tank; 16. a compressor; 17. a cold air circulation outlet pipe; 18. an external air intake coil; 19. an air inlet; 20. an air inlet pipe; 21. an internal cooling coil; 22. an air outlet; 23. an air outlet pipe; 24. an external air outlet coil pipe; 25. a cold air circulation inlet pipe; 26. an oil inlet pipe and an oil outlet pipe; 27. a temperature sensor; 28. a heat dissipation port; 29. a spring; 30. mounting a plate; 31. mounting holes; 32. and (4) bolts.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures, which are based on the orientations and positional relationships shown in the figures, and are used for convenience in describing the patent and for simplicity in description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a heat dissipation device acting on a hydraulic system of an engineering machine comprises a bearing plate 1 and an oil storage tank 15, an air exhaust mechanism and a cooling mechanism are arranged inside the bearing plate 1, the air exhaust mechanism is formed by fixedly connecting vertical plates 2 to the tops of two sides of the bearing plate 1, air exhaust channels 3 are formed in the surfaces of the vertical plates 2, sliding grooves 4 are formed in the inner walls of the air exhaust channels 3, sliding rings 5 are slidably connected to the inner walls of the sliding grooves 4, a plurality of fan blades 6 are fixedly connected to the inner walls of the sliding rings 5, first rotating rods 7 are fixedly connected to one sides of the fan blades 6, the same second rotating rod 8 is rotatably connected between the inner walls of a group of vertical plates 2, and belts 9 are slidably connected between the outer walls of the second rotating rods 8 and the outer walls of the first rotating rods 7.

Meanwhile, a driven bevel gear 10 is fixedly sleeved on the outer wall of the second rotating rod 8, a motor 11 is arranged at the top of the bearing plate 1, an output shaft of the motor 11 is in power connection with a third rotating rod 12, the other end of the third rotating rod 12 is fixedly connected with a driving bevel gear 13, the driving bevel gear 13 is in meshing connection with the driven bevel gear 10, a cooling mechanism is that the top of the bearing plate 1 is fixedly connected with a plurality of struts 14, the tops of the plurality of struts 14 are fixedly connected with the bottom of an oil storage tank 15, the top of the bearing plate 1 is provided with a compressor 16, the top of the compressor 16 is fixedly connected with a cold air circulation outlet pipe 17, one end of the cold air circulation outlet pipe 17 is in flange connection with an external air inlet coil 18, the external air inlet coil 18 is tightly attached to the outer wall of one side of the oil storage tank 15, the top of the oil storage tank 15 is provided with an air inlet 19, the other end of the external air inlet coil 18 is in flange connection with an air inlet pipe 20, and the other end of the air inlet pipe 20 extends into the air inlet 19 and is in flange connection with an internal cooling coil 21, 16 top fixedly connected with air conditioning of compressor circulates into pipe 25, air conditioning circulates into 25 one end flange joint has outside air outlet coil pipe 24, outside air outlet coil pipe 24 and 15 opposite side outer walls of batch oil tank closely laminate, gas outlet 22 has been seted up at 15 tops of batch oil tank, 24 other end flange joints of outside air outlet coil pipe have outlet duct 23, the outlet duct 23 other end stretches into inside and 21 other end flange joint with inside cooling coil pipe 22 in the gas outlet, 15 equal fixedly connected with business turn over oil pipe 26 of both sides outer wall of batch oil tank, business turn over oil pipe 26 outer wall all is provided with temperature sensor 27, 1 bottom of loading board is provided with thermovent 28, thermovent 28 is located under the motor 11.

The working principle is as follows: when the hydraulic oil storage tank is used, the motor 11 is started, the second rotating rod 8 rotates under the meshing action of the driven bevel gear 10 and the driving bevel gear 13, the first rotating rod 7 is driven by the belt 9 to rotate, the fan blades 6 are driven by the first rotating rod 7 to rotate in the sliding grooves 4 to exhaust air in the bearing plates 1 and the vertical plates 2, hot air is exhausted from the heat dissipation port 28, meanwhile, the compressor 16 works to enable cold air to enter the external air inlet coil pipe 18 through the cold air circulation outlet pipe 17 to cool the outer wall of the oil storage tank 15, then the air inlet pipe 19 enters the internal cold area coil pipe 21 to directly exchange heat with high-temperature liquid in the oil storage tank 15, hot air after heat exchange is exhausted to the external air outlet coil pipe 24 through the air outlet pipe 23, then enters the compressor 16 through the cold air circulation inlet pipe 25 to cool the inner part of the oil storage tank 15, wherein the temperature sensor 27 arranged on the outer wall of the oil inlet and outlet pipe 26 can visually reflect the temperature comparison after heat dissipation, it is convenient to judge whether the heat sink is functional or has been damaged.

Example 2

Referring to fig. 4, a heat dissipation device acting on a hydraulic system of an engineering machine, in this embodiment, compared with embodiment 1, a plurality of springs 29 are fixedly connected to the bottom of a bearing plate 1, a mounting plate 30 is fixedly connected to the bottom end of each spring 29, mounting holes 31 are respectively formed in two sides of each mounting plate 30, and bolts 32 are respectively engaged with the inner walls of the mounting holes 31.

The working principle is as follows: during the use, fix the bolt 32 that mounting panel 30 surface set up with other parts of hydraulic system, stability when having strengthened the device and using, and the spring 29 that sets up between loading board 1 and mounting panel 30 can effectively reduce the adverse effect that the vibration that the motor 11 during operation produced caused the device, utilizes mounting panel 30 to support loading board 1 simultaneously, provides circulating air for the heat dissipation of thermovent 28, improves the radiating efficiency.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a heat abstractor that acts on engineering machine tool hydraulic system, includes loading board (1) and batch oil tank (15), loading board (1) inside is provided with exhaust mechanism and cooling body, a serial communication port, exhaust mechanism is equal fixedly connected with riser (2) in loading board (1) both sides top, exhaust passageway (3) have been seted up on riser (2) surface, spout (4) have been seted up to exhaust passageway (3) inner wall, spout (4) inner wall sliding connection has runner (5), a plurality of flabellum (6) of runner (5) inner wall fixedly connected with, the first bull stick (7) of flabellum (6) one side fixedly connected with rotates between a set of riser (2) inner wall and is connected with same second bull stick (8), equal sliding connection has belt (9) between second bull stick (8) outer wall and first bull stick (7) outer wall.

2. The heat dissipation device applied to the hydraulic system of the engineering machinery, according to claim 1, is characterized in that a driven bevel gear (10) is fixedly sleeved on the outer wall of the second rotating rod (8), a motor (11) is arranged at the top of the bearing plate (1), an output shaft of the motor (11) is in power connection with a third rotating rod (12), the other end of the third rotating rod (12) is fixedly connected with a driving bevel gear (13), and the driving bevel gear (13) is in meshing connection with the driven bevel gear (10).

3. The heat sink acting on the hydraulic system of the construction machine according to claim 1, its characterized in that, cooling body is a plurality of pillars of loading board (1) top fixedly connected with (14), a plurality of pillars (14) top and batch oil tank (15) bottom fixed connection, loading board (1) top is provided with compressor (16), compressor (16) top fixedly connected with air conditioning circulation exit tube (17), air conditioning circulation exit tube (17) one end flange joint has outside air intake coil (18), outside air intake coil (18) and batch oil tank (15) one side outer wall closely laminate, air inlet (19) have been seted up at batch oil tank (15) top, outside air intake coil (18) other end flange joint has intake pipe (20), intake pipe (20) other end stretches into inside and flange joint has inside cooling coil (21) in air inlet (19).

4. The heat dissipation device acting on the hydraulic system of the engineering machinery as claimed in claim 3, wherein the top of the compressor (16) is fixedly connected with an air conditioning circulation inlet pipe (25), one end of the air conditioning circulation inlet pipe (25) is connected with an external air outlet coil pipe (24) in a flange manner, the external air outlet coil pipe (24) is tightly attached to the outer wall of the other side of the oil storage tank (15), an air outlet (22) is formed in the top of the oil storage tank (15), the other end of the external air outlet coil pipe (24) is connected with an air outlet pipe (23) in a flange manner, and the other end of the air outlet pipe (23) extends into the air outlet (22) and is connected with the other end of the internal cooling coil pipe (21) in a flange manner.

5. The heat dissipation device acting on the hydraulic system of the engineering machinery as claimed in claim 1, wherein an oil inlet and outlet pipe (26) is fixedly connected to the outer walls of both sides of the oil storage tank (15), and a temperature sensor (27) is arranged on each of the outer walls of the oil inlet and outlet pipes (26).

6. The heat dissipation device for the hydraulic system of the engineering machinery is characterized in that the bottom of the bearing plate (1) is provided with a heat dissipation opening (28), and the heat dissipation opening (28) is positioned right below the motor (11).

7. The heat dissipation device acting on the hydraulic system of the engineering machinery is characterized in that a plurality of springs (29) are fixedly connected to the bottom of the bearing plate (1), mounting plates (30) are fixedly connected to the bottom ends of the springs (29), mounting holes (31) are formed in two sides of each mounting plate (30), and bolts (32) are meshed and connected to the inner walls of the mounting holes (31).