CN214369224U - Pump suction type external circulation cooling device for lubricating oil in vibration box of hydraulic vibration pile driver - Google Patents
Pump suction type external circulation cooling device for lubricating oil in vibration box of hydraulic vibration pile driver Download PDFInfo
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- CN214369224U CN214369224U CN202023246700.9U CN202023246700U CN214369224U CN 214369224 U CN214369224 U CN 214369224U CN 202023246700 U CN202023246700 U CN 202023246700U CN 214369224 U CN214369224 U CN 214369224U
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Abstract
The utility model discloses a pump suction type external circulation cooling device for lubricating oil in a vibration box of a hydraulic vibration pile driver, which is characterized in that an oil suction pump and a radiator are arranged outside the vibration box, and the oil suction pump is arranged on a first end cover or a second end cover; the driving wheel is installed on the driving shaft or the driving wheel is installed on the driven shaft, the driven wheel is installed on the rotary input shaft of the oil suction pump, the power of the driving shaft or the driven shaft is transmitted to the oil suction pump through the meshing of the driving wheel and the driven wheel, lubricating oil in the vibration box is sucked into the radiator by the oil suction pump to be cooled through heat dissipation, and then flows back into the vibration box through the oil return pipe, so that the cooling circulation of the lubricating oil outside the vibration box is realized. The utility model discloses a rotation in driving shaft or the driven shaft working process provides power for the oil suction pump by the way, and the oil suction pump need not external other power device, has realized the external cooling circulation of the lubricating oil of vibration incasement, has improved the radiating efficiency of equipment, and life.
Description
Technical Field
The utility model relates to a pile driver technical field especially relates to a circulative cooling device of lubricating oil in pile driver vibration box.
Background
A driving shaft and a driven shaft are arranged in a vibration box of the hydraulic vibration pile driver, synchronous gears with the same structural parameters are arranged on the driving shaft and the driven shaft, the driving shaft and the driven shaft synchronously rotate through the meshing transmission of the synchronous gears, and eccentric wheels are arranged on the driving shaft and the driven shaft. One end of the driving shaft is connected with the hydraulic motor, when the hydraulic motor drives the driving shaft to rotate, the driven shaft also synchronously rotates, centrifugal force generated by eccentric wheels on the driving shaft and the driven shaft drives a vibrating box of the hydraulic vibrating pile driver to vibrate at high frequency, and the high-frequency vibration of the vibrating box drives a pile body to easily squeeze into a soil layer to realize pile driving operation. The hydraulic vibration pile driver is widely used for piling, pulling and underwater piling of various bearing piles such as buildings, bridges, roads, wharfs and the like, can also carry out pile frame operation and suspension operation, has high efficiency, high vibration pile sinking and pulling speed and wide operation range, can hardly enter rocks, is almost suitable for construction under any severe geological conditions, can easily penetrate geology such as pebble beds, sand clamping layers and the like, and is suitable for driving piles of any shape and material, such as steel pipe piles and concrete pipe piles.
Support bearings are all installed at driving shaft and driven shaft both ends in the hydraulic vibration pile driver vibration box, support bearings installs in the vibration box, in the vibration pile driving operation in-process, high-speed rotation is done to driving shaft and driven shaft, epaxial eccentric wheel produces very big centrifugal force, the support bearings at driving shaft and driven shaft both ends bear the effect of this high frequency centrifugal force, bearing friction generates heat seriously, the lubricating oil of heat transfer in the vibration box, because the lubricating oil seals up in the vibration box, unable effective heat dissipation, lead to lubricating oil temperature to rise very fast, make support bearings pass through lubricating oil heat dissipation bad, the bearing easily damages, simultaneously lubricating oil temperature is too high ageing very fast, lose the lubrication action, the lubrication condition of moving parts such as bearing has further been weakened.
Generally speaking, at present, lubricating oil in a vibrating box of a pile driver mainly depends on a shell of the vibrating box to dissipate heat, the shell is thick, the heat dissipation effect is poor, a heat dissipation fan is installed inside the vibrating box to dissipate heat individually, but the lubricating oil is still sealed in the vibrating box, and the heat dissipation effect is not ideal.
Disclosure of Invention
Based on the problem, the utility model provides a pump suction formula extrinsic cycle cooling device installs the radiator on the shell of vibrating bin, through the one end at the driving shaft or from the one end installation action wheel of driving shaft, the installation is followed the driving wheel on the oil suction pump, action wheel and follow driving wheel mesh mutually, the power transmission of driving shaft or driven shaft gives the oil suction pump, the lubricating oil suction of vibration incasement dispels the heat to the outside radiator of vibrating bin through the oil suction pump, radiator outlet and vibration incasement intercommunication have realized the cooling of lubricating oil extrinsic cycle. The utility model discloses need not external other power and make the oil suction pump work, can realize carrying out the extracorporal circulatory system cooling with the lubricating oil of vibration incasement.
The adopted technical scheme is as follows: the pump suction type external circulation cooling device for lubricating oil in the vibration box of the hydraulic vibration pile driver comprises a vibration box, a radiator, a driving shaft, a driven shaft and an oil suction pump; the radiator is arranged on any one shell surface of the vibration box; the driving shaft is supported on a shell of the vibration box through a first supporting bearing and is fixed in the vibration box through a first end cover; the driven shaft is supported on the shell of the vibration box through a second support bearing and is fixed in the vibration box through a second end cover; the hydraulic motor is connected with the driving shaft;
a first synchronous gear and a first eccentric wheel are mounted on the driving shaft;
a second synchronous gear and a second eccentric wheel are mounted on the driven shaft; the first synchronous gear is meshed with the second synchronous gear;
the end part of the driving shaft or the end part of the driven shaft is provided with a driving wheel;
when the end part of the driving shaft is provided with the driving wheel, the oil suction pump is fixedly arranged on the first end cover;
when the end part of the driven shaft is provided with the driving wheel, the oil suction pump is fixedly arranged on the second end cover;
the oil suction pump is fixedly installed at the corresponding installation position on the first end cover or the second end cover through the installation hole on the oil suction pump, and can adopt screw connection, bolt connection, riveting, expansion or welding.
The radiator comprises a radiating pipeline and a bracket; the bracket is fixed on any one shell surface of the vibration box; the heat dissipation pipeline is hollow and is provided with an inlet end and an outlet end; the outlet end of the oil return pipe is communicated with one end of the oil return pipe, and the other end of the oil return pipe is communicated with the interior of the vibration box to return the lubricating oil in the heat dissipation pipeline to the interior of the vibration box;
the oil suction pump comprises a rotary input shaft, an oil suction port and an oil discharge port; a driven wheel is arranged on the rotary input shaft; the driving wheel is meshed with the driven wheel; the oil suction port is fixed with one end of the oil suction pipe, and the other end of the oil suction pipe is communicated with lubricating oil in the vibration box; the oil outlet is fixed with one end of the oil discharge pipe, and the other end of the oil discharge pipe is communicated with the inlet end of the radiator.
Further, the oil suction pump is a pump with a rotary power input characteristic; the pump can be one of a gear pump, a vane pump, a screw pump, a plunger pump, a cam rotor pump and a centrifugal pump.
Furthermore, the heat dissipation pipelines are in a circular ring array.
Furthermore, the heat dissipation pipelines are arranged in a single row or a plurality of rows in parallel up and down.
Furthermore, a plurality of radiating fins are arranged on the radiating pipeline.
Furthermore, the driving wheel is arranged on the driving shaft through a flat key or a spline.
Furthermore, the driving wheel and the driving shaft are integrated, namely the driving wheel is processed on the driving shaft.
Furthermore, the driving wheel is arranged on the driven shaft through a flat key or a spline.
Furthermore, the driving wheel and the driven shaft are integrated, namely the driving wheel is processed on the driven shaft.
Further, the driven wheel may be mounted on the rotary input shaft of the oil suction pump by a flat key or a spline.
The utility model discloses an install the radiator on the shell of vibrating bin, through installing the action wheel on driving shaft or driven shaft. When the driving shaft is provided with the driving wheel, the first end cover is provided with the oil suction pump, the oil suction pump is provided with the driven wheel, the driving wheel is meshed with the driven wheel, the power of the driving shaft is transmitted to the oil suction pump, the lubricating oil in the vibration box is sucked into the heat dissipation pipeline of the radiator through the oil suction pump for cooling, the outlet end of the heat dissipation pipeline is communicated with the vibration box, the lubricating oil cooled by heat dissipation flows back into the vibration box, and the cooling circulation of the lubricating oil outside the vibration box is realized.
When the driving wheel is installed at one end of the driven shaft, the oil suction pump is installed on the second end cover, the driven wheel is installed on the oil suction pump, the driving wheel is meshed with the driven wheel, the power of the driving shaft is transmitted to the driven shaft through the meshing of the first synchronous gear and the second synchronous gear, the power of the driven shaft is transmitted to the oil suction pump through the meshing of the driving wheel and the driven wheel, lubricating oil in the vibration box is sucked into a heat dissipation pipeline of the radiator through the oil suction pump for cooling, meanwhile, the outlet end of the heat dissipation pipeline is communicated with the vibration box, the lubricating oil cooled through heat dissipation flows back into the vibration box, and the cooling circulation of the lubricating oil outside the vibration box is achieved. The other end of the driven shaft is also provided with a corresponding end cover, the oil suction pump can also be arranged on the corresponding end cover, and the driving wheel and the driven wheel are correspondingly changed, so that the functions can be realized.
The driving wheel and the driven wheel can be one of a straight toothed spur gear, a helical toothed spur gear and a herringbone toothed spur gear.
Drawings
Fig. 1 is a schematic structural view of the oil suction pump of the present invention mounted on a first end cap;
fig. 2 is a schematic structural view of the oil suction pump of the present invention installed inside the first end cap;
fig. 3 is another angle structure diagram of the oil suction pump of the present invention installed inside the first end cap;
fig. 4 is a schematic structural view of the power transmission of the oil suction pump of the present invention installed on the first end cap;
fig. 5 is a schematic structural view of the oil suction pump of the present invention mounted on the second end cap;
fig. 6 is a schematic view of the internal structure of the oil suction pump of the present invention installed on the second end cap;
fig. 7 is a schematic structural view of the oil suction pump of the present invention installed at another angle inside the second end cap;
fig. 8 is a schematic structural view of power transmission of the oil suction pump installed on the second end cap according to the present invention;
fig. 9 is a schematic structural view of the oil suction pump of the present invention;
FIG. 10 is a schematic view of the structure of FIG. 9 in the direction C;
fig. 11 is a schematic structural view of the heat sink of the present invention;
fig. 12 is a schematic structural view of another heat sink according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings by way of embodiments, which are illustrative of the present invention and are not limited to the following embodiments.
As shown in fig. 1 to 12, the pump suction type external circulation cooling device for lubricating oil in the vibration box of the hydraulic vibration pile driver comprises a vibration box 1, a radiator 3, a driving shaft 10, a driven shaft 18 and an oil suction pump 7; the radiator 3 is arranged on any one shell surface of the vibration box 1; the driving shaft 10 is supported on the shell of the vibration box 1 through a first supporting bearing 16 and is fixed in the vibration box 1 through a first end cover 5; the driven shaft 18 is supported on the shell of the vibration box 1 through a second support bearing 17 and is fixed in the vibration box 1 through a second end cover 8; the hydraulic motor 2 is connected with the driving shaft 10; a first synchronous gear 12 and a first eccentric wheel 11 are arranged on the driving shaft 10; the driven shaft 18 is provided with a second synchronous gear 13 and a second eccentric wheel 19; the first synchronizing gear 12 and the second synchronizing gear 13 are meshed. The first synchronous gear and the second synchronous gear are synchronous gears with the same structural parameters.
The oil suction pump 7 includes a rotation input shaft 71, an oil suction port 72, and an oil discharge port 73. The oil suction port and the oil discharge port are in corresponding positions; the oil suction port 72 is fixed with one end of the oil suction pipe 6, and the other end of the oil suction pipe 6 is communicated with the lubricating oil in the vibration box 1; the oil drain port 73 is fixed to one end of the oil drain pipe 9, and the other end of the oil drain pipe 9 communicates with the inlet end 31 of the radiator 3.
The heat sink 3 includes a heat radiation pipe 33 and a bracket 34; the bracket 34 is fixed on any one outer shell surface of the vibration box 1; the heat dissipation pipes 33 are hollow and arranged in an S shape, and are provided with inlet ends 31 and outlet ends 32; the outlet end 32 is communicated with one end of the oil return pipe 4, and the other end of the oil return pipe 4 is communicated with the interior of the vibration box 1 to return the lubricating oil in the heat dissipation pipeline 33 to the interior of the vibration box 1.
A drive wheel is mounted on the end of the drive shaft 10 or the end of the driven shaft 18.
As shown in fig. 1 to 4, when the end of the driving shaft 10 is provided with the driving wheel 14, the oil suction pump 7 is fixedly arranged on the first end cover 5; a driven wheel 15 is mounted on the rotary input shaft 71; the driving pulley 14 and the driven pulley 15 are engaged.
When the hydraulic motor 2 drives the driving shaft 10 to rotate, the driving wheel 14 on the driving shaft 10 drives the driven wheel 15 to rotate, the rotating input shaft 71 of the oil suction pump 7 is driven to rotate together, the oil suction pump 7 obtains the rotating mechanical power to start oil suction and oil discharge, the oil suction pump 7 sucks the lubricating oil in the vibration box 1 into the oil suction pump 7 through the oil suction pipe 6, the oil suction pump 7 discharges the lubricating oil into the heat dissipation pipeline 33 from the inlet end 31 on the heat dissipation pipeline through the oil discharge pipe 9 to flow and dissipate heat, the lubricating oil cooled by the radiator 3 flows back into the vibration box 1 through the oil return pipe 4 through the outlet end 32 of the heat dissipation pipeline, and the extracorporeal circulation flow cooling of the lubricating oil in the vibration box 1 is realized.
As shown in fig. 5 to 8, when the driving wheel 20 is installed at one end of the driven shaft 18, the oil suction pump 7 is installed and fixed on the second end cover 8; the driven wheel 21 is mounted on the rotary input shaft 71; the driving pulley 20 and the driven pulley 21 are engaged. When the hydraulic motor 2 drives the driving shaft 10 to rotate, the driving shaft 10 drives the driven shaft 18 to rotate through the first synchronizing gear 12 and the second synchronizing gear 13, so that the driving wheel 20 rotates to drive the driven wheel 21 to rotate, and then the rotating input shaft 71 of the oil suction pump 7 rotates, the oil suction pump 7 obtains rotating mechanical power to start oil suction and oil discharge, the oil suction pump 7 sucks the lubricating oil in the vibration box 1 into the oil suction pump 7 through the oil suction pipe 6, the oil suction pump 7 discharges the lubricating oil into the heat dissipation pipeline 33 of the radiator 3 through the inlet end 31 on the heat dissipation pipeline through the oil discharge pipe 9 to flow for heat dissipation and cooling, and the lubricating oil cooled by the radiator 3 flows back into the vibration box 1 through the outlet end 32 on the heat dissipation pipeline through the oil return pipe 4, so that the external circulation flow cooling of the lubricating oil is realized. The oil suction pump 7 can also be arranged on the corresponding end cover of the other end of the driven shaft 18 fixed with the vibration box 1, and the transmission mechanism is correspondingly changed additionally, so that the functions can be realized.
The oil suction pump 7 is a pump with a rotary power input characteristic, and can be one of a gear pump, a vane pump, a screw pump, a plunger pump, a cam rotor pump and a centrifugal pump.
The radiator can be in a circular array according to actual radiating requirements, as shown in fig. 11, and a bracket a34 is fixed with the shell of the vibration box; the radiator has an inlet end A31 and an outlet end A32, the radiating tubes A33 are arranged in a circle, and radiating fins A35 can be mounted on the radiating tubes A33. The radiators can also be arranged in a single row or a plurality of rows in parallel as shown in FIG. 12, and a bracket B34 is fixed with the shell of the vibration box; the radiator is provided with an inlet end B31 and an outlet end B32, the radiating pipes B33 are arranged in a plurality of rows uniformly, and radiating fins B35 can be arranged on the radiating pipes B33.
Claims (10)
1. The pump suction type external circulation cooling device for lubricating oil in the vibration box of the hydraulic vibration pile driver is characterized by comprising a vibration box, a radiator, a driving shaft, a driven shaft and an oil suction pump; the radiator is arranged on any one shell surface of the vibration box; the driving shaft is supported on a shell of the vibration box through a first supporting bearing and is fixed in the vibration box through a first end cover; the driven shaft is supported on the shell of the vibration box through a second support bearing and is fixed in the vibration box through a second end cover; the hydraulic motor is connected with the driving shaft;
the driving shaft is provided with a first synchronous gear and a first eccentric wheel;
a second synchronous gear and a second eccentric wheel are mounted on the driven shaft; the first synchronous gear is meshed with the second synchronous gear;
a driving wheel is arranged at the end part of the driving shaft or the end part of the driven shaft;
when the end part of the driving shaft is provided with the driving wheel, the oil suction pump is fixedly arranged on the first end cover;
when the end part of the driven shaft is provided with the driving wheel, the oil suction pump is fixedly arranged on the second end cover;
the radiator comprises a radiating pipeline and a bracket; the bracket is fixed on any one shell surface of the vibrating box; the heat dissipation pipeline is hollow and is provided with an inlet end and an outlet end; the outlet end of the oil return pipe is communicated with one end of the oil return pipe, and the other end of the oil return pipe is communicated with the interior of the vibration box to return the lubricating oil in the heat dissipation pipeline to the interior of the vibration box;
the oil suction pump comprises a rotary input shaft, an oil suction port and an oil discharge port; a driven wheel is arranged on the rotary input shaft; the driving wheel is meshed with the driven wheel; the oil suction port is fixed with one end of the oil suction pipe, and the other end of the oil suction pipe is communicated with lubricating oil in the vibration box; the oil outlet is fixed with one end of the oil discharge pipe, and the other end of the oil discharge pipe is communicated with the inlet end of the radiator.
2. The device for cooling the lubricating oil in the vibration box of the hydraulic vibration pile driver by pumping type external circulation as claimed in claim 1, wherein the oil suction pump is a pump with a rotary power input characteristic; the pump is one of a gear pump, a vane pump, a screw pump, a plunger pump, a cam rotor pump and a centrifugal pump.
3. The device for pump suction type external circulation cooling of lubricating oil in the vibration box of the hydraulic vibration pile driver as claimed in claim 1, wherein the heat dissipation pipes are in a circular array.
4. The pump-suction type external circulation cooling device for the lubricating oil in the vibration box of the hydraulic vibration pile driver as claimed in claim 1, wherein the heat dissipation pipelines are arranged in a single row or a plurality of rows in parallel up and down.
5. The device for cooling the lubricant in the vibration box of the hydraulic vibration pile driver by pumping type external circulation as claimed in claim 3 or 4, wherein a plurality of heat dissipation fins are installed on the heat dissipation pipeline.
6. The device for cooling the lubricant in the vibration box of the hydraulic vibration pile driver by pumping type external circulation as claimed in claim 1, wherein the driving wheel is mounted on the driving shaft by a flat key or a spline.
7. The device for cooling the lubricant in the vibrating box of the hydraulic vibrating pile driver by pumping and sucking type external circulation as claimed in claim 1, wherein the driving wheel is integrated with the driving shaft, i.e. the driving wheel is machined on the driving shaft.
8. The device for cooling the lubricant in the vibration box of the hydraulic vibration pile driver by pumping type external circulation as claimed in claim 1, wherein the driving wheel is mounted on the driven shaft by a flat key or a spline.
9. The device for cooling the lubricant in the vibrating box of the hydraulic vibrating pile driver by pumping in external circulation as claimed in claim 1, wherein the driving wheel is integrated with the driven shaft, i.e. the driving wheel is machined on the driven shaft.
10. The device for cooling the lubricant in the vibration box of the hydraulic vibration pile driver by pumping type external circulation as claimed in claim 1, wherein the driven wheel can be mounted on the rotation input shaft of the oil suction pump by flat key or spline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023246700.9U CN214369224U (en) | 2020-12-29 | 2020-12-29 | Pump suction type external circulation cooling device for lubricating oil in vibration box of hydraulic vibration pile driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023246700.9U CN214369224U (en) | 2020-12-29 | 2020-12-29 | Pump suction type external circulation cooling device for lubricating oil in vibration box of hydraulic vibration pile driver |
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| Publication Number | Publication Date |
|---|---|
| CN214369224U true CN214369224U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023246700.9U Active CN214369224U (en) | 2020-12-29 | 2020-12-29 | Pump suction type external circulation cooling device for lubricating oil in vibration box of hydraulic vibration pile driver |
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| CN (1) | CN214369224U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI822336B (en) * | 2022-06-28 | 2023-11-11 | 高興貿易股份有限公司 | The heat dissipation device of the pile driver of engineering machinery |
-
2020
- 2020-12-29 CN CN202023246700.9U patent/CN214369224U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI822336B (en) * | 2022-06-28 | 2023-11-11 | 高興貿易股份有限公司 | The heat dissipation device of the pile driver of engineering machinery |
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