CN109083124B - Vibroflotation device with oil return cooling structure - Google Patents
Vibroflotation device with oil return cooling structure Download PDFInfo
- Publication number
- CN109083124B CN109083124B CN201811015917.3A CN201811015917A CN109083124B CN 109083124 B CN109083124 B CN 109083124B CN 201811015917 A CN201811015917 A CN 201811015917A CN 109083124 B CN109083124 B CN 109083124B
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- oil return
- motor
- vibroflotation
- cavity
- system oil
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- 238000001816 cooling Methods 0.000 title claims abstract description 18
- 239000010729 system oil Substances 0.000 claims abstract description 61
- 239000003921 oil Substances 0.000 claims abstract description 51
- 239000010705 motor oil Substances 0.000 claims abstract description 43
- 230000000903 blocking effect Effects 0.000 claims abstract description 9
- 238000004080 punching Methods 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 4
- 230000010287 polarization Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
- E02D3/054—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil involving penetration of the soil, e.g. vibroflotation
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Motor Or Generator Cooling System (AREA)
- Hydraulic Turbines (AREA)
Abstract
The invention discloses a vibroflotation device with an oil return cooling structure, which comprises a vibroflotation cylinder body, a vibroflotation main shaft, a hydraulic motor and a multi-port receiving disc, wherein the inner cavity of the vibroflotation cylinder body is divided into a first cavity and a second cavity by a bearing seat, an oil inlet and an oil outlet of the hydraulic motor are respectively communicated with an oil tank through a system oil inlet connecting pipe and a system oil return connecting pipe, the system oil return connecting pipe comprises a system oil return part, a blocking part and a motor oil return part, the blocking part is positioned between the system oil return part and the motor oil return part, a motor oil return flow passage communicated with the motor oil return part and a system oil return flow passage communicated with the system oil return part are arranged on the side wall of the vibroflotation cylinder body, an outlet of the motor oil return flow passage is communicated with the second cavity, a through hole is arranged on the bearing seat, the through hole is used for communicating the first cavity and the second cavity, and an inlet of the system oil return flow passage is communicated with the first cavity. The bearing group of the vibroflotation device has long service life and low replacement frequency, and the production efficiency and the safety coefficient can be improved when the vibroflotation device is used for construction.
Description
Technical Field
The invention relates to a device for constructing an encrypted soft foundation by using a vibration method, in particular to a vibroflotation device with an oil return cooling structure.
Background
The vibroflotation method, also called as vibration water flushing method, is a foundation strengthening method developed by the principle that sand foundation can be compacted by adding water to vibrate, and is used for setting vibroflotation replacement gravel piles in viscous soil layers later. The vibroflotation method is a foundation strengthening treatment method for improving bad foundations to meet the foundation requirements of a building (structure).
The vibroflotation device is the main construction equipment in vibroflotation construction. An existing vibroflotation device such as disclosed in CN 201730088U comprises a polarization shaft, a vibroflotation head, a motor, a main bearing and a connecting flange, wherein the polarization shaft is arranged in a vibroflotation device shell through the main bearing, the peripheral wall of the vibroflotation device shell is connected with an anti-torsion guard plate, the front end of the vibroflotation device shell is provided with the vibroflotation head, the polarization shaft is connected with an output shaft of the motor through the shaft connector, the motor is arranged in the motor shell, the rear end of the motor shell is provided with a motor gland, and a pressure water pipe interface is arranged on the motor gland; the motor shell is connected with the anti-torsion guard plate through a connecting flange, and an oil adding hole is formed in the connecting flange; four to eight magnets are arranged on the polarization shaft and the vibrating punch. The bearing set cooling lubricating liquid is sealed inside the vibroflotation device shell, the possibility of flow is avoided, the heat generated by the bearing set under the conditions of high speed and heavy load is always emitted in the vibroflotation device shell, and only a trace amount of heat can be emitted by the shell wall, so that the vibroflotation device has the following defects in the use process:
firstly, the bearing weight-bearing capacity is gradually weakened, and the fatigue resistance life of the bearing is greatly reduced;
secondly, the bearings are frequently damaged and replaced frequently, so that unnecessary replacement time is wasted, and the production efficiency is greatly influenced;
thirdly, during shutdown maintenance, the oil drain plug is unscrewed, and high-temperature and high-pressure lubricating liquid can wash out of the cylinder, so that the possibility of scalding is also provided for maintenance personnel.
Therefore, there is a need for structural improvement in the vibroflotation device with the oil return cooling structure in the prior art.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a vibrator with an oil return cooling structure, wherein the bearing group of the vibrator has long service life and is not easy to damage. When the vibrator is used for construction, unnecessary replacement time can be saved, and the production efficiency and the safety coefficient are improved.
In order to achieve the technical effects, the technical scheme of the invention is as follows: the utility model provides a shake towards ware with oil return cooling structure, including shake towards the barrel, rotate the shake towards main shaft that sets up in shake towards the barrel and inlay the multiport flange of locating in the shake towards the barrel, shake towards the inner chamber of barrel and be used for supporting the bearing frame of the one end axle bearing of shake towards the main shaft and separate into first cavity and second cavity, be provided with the pivoted hydraulic motor of drive shake towards the main shaft in the first cavity, hydraulic motor's oil inlet and oil-out are linked together with the oil tank through the system oil feed takeover and the system oil return takeover that set up on multiport flange respectively, its characterized in that:
the system oil return connecting pipe comprises a system oil return part, a blocking part and a motor oil return part, the blocking part is positioned between the system oil return part and the motor oil return part, a motor oil return flow passage communicated with the motor oil return part and a system oil return flow passage communicated with the system oil return part are arranged on the side wall of the vibroflotation cylinder body, an outlet of the motor oil return flow passage is directly communicated with the second cavity, a through hole is arranged on the bearing seat and used for communicating the first cavity and the second cavity, and an inlet of the system oil return flow passage is directly communicated with the first cavity.
In order to facilitate the assembly of the hydraulic motor machine vibroflotation main shaft, the preferred technical scheme is that the vibroflotation cylinder body comprises a motor shield, a connecting flange and a cylinder body which are connected in sequence, wherein the motor shield is connected with the connecting flange through a motor base used for supporting a hydraulic motor, and the connecting flange is connected with the cylinder body through a bearing seat.
Specifically, the two ends of the bearing seat are respectively connected with the connecting flange and the vibroflotation cylinder body by bolts, and the motor shield is connected with the connecting flange by bolts.
The preferable technical scheme is that the system oil return flow passage and the motor oil return flow passage are respectively connected by plug-in connection pipes at the connection parts of the vibroflotation cylinder.
The plug-in type connecting pipe can prevent the lubricating liquid with high temperature and high pressure from seeping out of the vibroflotation cylinder body.
In order to facilitate oil return of the hydraulic motor, the preferable technical scheme is that the system oil inlet connecting pipe and the system oil return connecting pipe are arranged on the multi-port connecting disc, a motor oil return groove and a system oil return groove are further arranged on the multi-port connecting disc, the motor oil return groove is communicated with the motor oil return part through a first oil through hole, and the system oil return groove is communicated with the system oil return part through a second oil through hole.
The preferred technical scheme is that the vibroflotation device further comprises a vibroflotation head arranged at the bottom of the cylinder body, a punching hole is formed in the middle of the vibroflotation head, a high-pressure medium runner communicated with the punching hole is further arranged on the side wall of the vibroflotation cylinder body, and the top of the high-pressure medium runner is connected with a high-pressure medium connecting pipe arranged in the multi-port connecting disc.
Specifically, the vibrating punch head is connected with the cylinder body by a screw.
Further, the medium may be high pressure water, high pressure air or a mixture of high pressure water and high pressure air.
The optimized technical proposal is that the high-pressure medium runner is positioned at the joint of the vibroflotation cylinder and the joint of the vibroflotation pin and is connected by a plug-in connecting pipe. The plug-in type connecting pipe can prevent the high-pressure medium from seeping out of the vibroflotation cylinder body.
The preferred technical scheme is that the outer edge of the tray body of the multi-port tray is also provided with a medium groove which is communicated with the high-pressure medium connecting pipe.
In order to facilitate the addition of a motor oil return runner and/or a system oil return runner and/or a high-pressure medium runner, the preferable technical scheme is that a motor oil return groove, a system oil return groove and a medium groove are annular grooves.
The invention has the advantages and beneficial effects that:
the first vibration damper is provided with an oil return cooling structure, so that the hydraulic oil is kept in an optimal temperature state all the time, and the optimal performance of the oil pump and the motor is ensured;
secondly, the frequency of replacing the bearing is reduced, the maintenance and replacement time is shortened, and the use cost is greatly reduced under the condition of improving the production efficiency;
third, avoided the maintenance time, hydraulic oil scalds maintenance personal's possibility.
Drawings
FIG. 1 is a schematic cross-sectional view of embodiment 1 of the vibroflotation device with oil return cooling structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the system of FIG. 1 taken along the axial direction of the oil return flow path;
FIG. 3 is a schematic view of the structure of example 2 in cross section along the axial direction of the oil return flow passage of the system;
in the figure: 1. vibrating and punching a cylinder; 11. a motor shroud; 12. a connecting flange; 13. a cylinder; 14. A system oil return runner; 15. a motor oil return flow passage; 16. a high pressure medium flow passage; 151. a high pressure medium connection pipe; 2. vibrating and punching a main shaft; 3. a multi-port tray; 31. a system oil inlet connecting pipe; 32. a system oil return connecting pipe; 321. a system oil return part; 322. a blocking part; 323. a motor oil return portion; 33. a motor oil return groove; 331. a first oil hole; 34. A system oil return groove; 341. a second oil passing hole; 35. a medium tank; 4. A hydraulic motor; 41. an oil inlet; 42. an oil outlet; 43. a motor base; 5. a bearing; 51. a bearing seat; 511. a through hole; 6. a first cavity; 7. a second cavity; 8. a plug-in type connecting pipe; 9. vibrating the punch; 91. punching a hole; 10. and (5) a screw.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1 and 2, the vibroflotator with an oil return cooling structure of embodiment 1 comprises a vibroflotation cylinder 1, a vibroflotation main shaft 2 arranged in the vibroflotation cylinder 1 through a bearing 5 and a multi-port receiving disc 3 embedded in the vibroflotation cylinder 1, wherein the vibroflotation cylinder 1 comprises a motor shield 11, a connecting flange 12 and a cylinder 13 which are connected in sequence through screws 10, the motor shield 11 is connected with the connecting flange 12 through a motor base 43, and the connecting flange 12 is connected with the cylinder 13 through a bearing seat 51;
the inner cavity of the vibroflotation cylinder 1 is divided into a first cavity 6 and a second cavity 7 by a bearing seat, the hydraulic motor 4 is arranged in the first cavity 6, an oil inlet 41 and an oil outlet 42 of the hydraulic motor 4 are respectively communicated with a system oil inlet connecting pipe 31 and a system oil return connecting pipe 32 and the oil tank, the system oil return connecting pipe 32 comprises a system oil return part 321, a blocking part 322 and a motor oil return part 323, the blocking part 322 is positioned between the system oil return part 321 and the motor oil return part 323, the side wall of the vibroflotation cylinder 1 is provided with a motor oil return flow passage 15 communicated with the motor oil return part 323 and a system oil return flow passage 14 communicated with the system oil return part 321, an outlet of the motor oil return flow passage 15 is communicated with the second cavity 7, the bearing seat 51 is provided with a through hole 511, the through hole 511 is used for communicating the first cavity 6 and the second cavity 7, an inlet of the system oil return flow passage 14 is communicated with the first cavity 6, and a connecting position of the system oil return flow passage 14 and the motor oil return flow passage 15 are respectively connected by a plug-in connecting pipe 8 positioned at the position of the vibroflotation cylinder 1;
the multi-port connecting disc 3 is provided with a motor oil return groove 33 and a system oil return groove 34, the motor oil return groove 33 is communicated with the motor oil return part 323 through a first oil through hole 331, and the system oil return groove 34 is communicated with the system oil return part 3221 through a second oil through hole 341;
the vibroflotation device further comprises a vibroflotation head 9 arranged at the bottom of the cylinder 13, a punching hole 91 is formed in the middle of the vibroflotation head 9, a high-pressure medium flow channel 16 communicated with the punching hole 91 is further arranged on the side wall of the vibroflotation cylinder 1, the top of the high-pressure medium flow channel 16 is connected with a high-pressure medium connecting pipe 151 arranged in the multi-port connecting disc 3, and the high-pressure medium flow channel 16 is positioned at the joint of the vibroflotation cylinder 1 and the joint of the vibroflotation head 9 and is connected by a plug-in connecting pipe 8.
When the vibroflotation device works, the oil return cooling process is as follows: the hydraulic oil in the oil tank flows into the hydraulic motor 4 through the system oil inlet connecting pipe 31 and the oil inlet 41 of the hydraulic motor 4, the hydraulic motor 4 drives the vibroflotation main shaft 2 to rotate, so that the oil in the hydraulic motor 4 is heated and accelerated, the high-temperature and high-speed hydraulic oil flows out from the oil outlet 42 of the hydraulic motor 4, flows into the motor oil return groove 33 through the motor oil return part 323 and the first oil through hole 331, flows into the second cavity 7 after being cooled down along the way through the motor oil return flow channel 15 after the speed is reduced through the motor oil return groove 33, flows reversely along the inner wall of the cylinder 13 after being cooled down again through the cylinder wall, flows into the first cavity 6 through the through hole 511 on the bearing group 51, takes away the heat generated by high-speed rotation and heavy load, flows into the system oil return groove 34 through the system oil return flow channel 14 after the temperature reduction and the speed reduction, flows into the system oil return connecting pipe 32 through the second oil through the oil through hole 342, and finally is discharged to the oil tank.
Example 2
As shown in fig. 3, the embodiment 2 is different from the embodiment 1 in that two system oil return flow passages are provided in the embodiment 2.
Specifically, the number of the motor oil return flow passages and/or the number of the system oil return flow passages and/or the number of the high-pressure medium flow passages can be multiple.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (6)
1. The utility model provides a shake towards ware with oil return cooling structure, includes shake towards the barrel, rotate set up in shake towards main shaft in the barrel and inlay and locate many mouthfuls of receiving in the barrel shake towards, shake towards the inner chamber of barrel by be used for supporting shake towards the bearing frame of the one end axle bearing of main shaft and separate into first cavity and second cavity, be provided with the drive in the first cavity shake towards main shaft pivoted hydraulic motor, hydraulic motor's oil inlet and oil-out are linked together with the oil tank through system's oil feed takeover and system oil return takeover respectively, its characterized in that: the system oil return connecting pipe comprises a system oil return part, a blocking part and a motor oil return part, the blocking part is positioned between the system oil return part and the motor oil return part, a motor oil return flow passage communicated with the motor oil return part and a system oil return flow passage communicated with the system oil return part are arranged on the side wall of the vibroflotation cylinder body, an outlet of the motor oil return flow passage is directly communicated with the second cavity, a through hole is formed in the bearing seat and used for communicating the first cavity with the second cavity, and an inlet of the system oil return flow passage is directly communicated with the first cavity;
the system oil inlet connecting pipe and the system oil return connecting pipe are arranged on the multi-port connecting disc, a motor oil return groove and a system oil return groove are further formed in the multi-port connecting disc, the motor oil return groove is communicated with the motor oil return part through a first oil through hole, and the system oil return groove is communicated with the system oil return part through a second oil through hole;
the vibration punch further comprises a vibration punch arranged at the bottom of the cylinder body, a punching hole is formed in the middle of the vibration punch, a high-pressure medium flow passage communicated with the punching hole is further formed in the side wall of the vibration punch cylinder body, and the top of the high-pressure medium flow passage is connected with a high-pressure medium connecting pipe arranged in the multi-port connecting disc.
2. The vibroflotation device with an oil return cooling structure according to claim 1, wherein the vibroflotation cylinder comprises a motor shield, a connecting flange and a cylinder which are sequentially connected, the motor shield is connected with the connecting flange through a motor base for supporting the hydraulic motor, and the connecting flange is connected with the cylinder through the bearing seat.
3. The vibroflotator with an oil return cooling structure according to claim 1, wherein the system oil return runner and the motor oil return runner are respectively connected by a plug-in connection pipe at the connection part of the vibroflotation cylinder.
4. The vibroflotation device with an oil return cooling structure according to claim 1, wherein the high pressure medium flow passage is positioned at the joint of the vibroflotation cylinder and the joint of the vibroflotation head and is connected by a plug-in connecting pipe.
5. The vibroflotation device with an oil return cooling structure according to claim 1, wherein the outer edge of the disc body of the multi-port connecting disc is further provided with a medium groove, and the medium groove is communicated with the high-pressure medium connecting tube.
6. The vibroflotation device with an oil return cooling structure according to claim 5, wherein the motor oil return groove, the system oil return groove and the medium groove are annular grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811015917.3A CN109083124B (en) | 2018-09-01 | 2018-09-01 | Vibroflotation device with oil return cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811015917.3A CN109083124B (en) | 2018-09-01 | 2018-09-01 | Vibroflotation device with oil return cooling structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109083124A CN109083124A (en) | 2018-12-25 |
| CN109083124B true CN109083124B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811015917.3A Active CN109083124B (en) | 2018-09-01 | 2018-09-01 | Vibroflotation device with oil return cooling structure |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115928697B (en) * | 2022-11-30 | 2023-06-20 | 北京振冲工程机械有限公司 | Electric frequency conversion vibroflotation device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202007003532U1 (en) * | 2007-03-07 | 2007-07-05 | Abi Gmbh | Vibrator, for a road surface tamping machine, has a rotary vane swing motor to adjust the relative positions of the out-of-balance masses |
| CN101139832A (en) * | 2006-09-06 | 2008-03-12 | 北京振冲工程股份有限公司 | Hydraulic vibroflotation device |
| CN201730088U (en) * | 2010-03-05 | 2011-02-02 | 北京长安光大机电设备有限公司 | Vibroflotation device |
| CN204780847U (en) * | 2015-07-07 | 2015-11-18 | 北京振冲工程股份有限公司 | Hydraulic pressure shakes towards ware and fluid pressure line connection structure thereof |
| CN206616545U (en) * | 2017-02-28 | 2017-11-07 | 江阴市军炫智能装备有限公司 | Hydraulic vibroflotation device without agitation eccentric block structure |
| CN209011112U (en) * | 2018-09-01 | 2019-06-21 | 江阴市军炫智能装备有限公司 | A kind of vibrating impacter with oil return cooling structure |
-
2018
- 2018-09-01 CN CN201811015917.3A patent/CN109083124B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101139832A (en) * | 2006-09-06 | 2008-03-12 | 北京振冲工程股份有限公司 | Hydraulic vibroflotation device |
| DE202007003532U1 (en) * | 2007-03-07 | 2007-07-05 | Abi Gmbh | Vibrator, for a road surface tamping machine, has a rotary vane swing motor to adjust the relative positions of the out-of-balance masses |
| CN201730088U (en) * | 2010-03-05 | 2011-02-02 | 北京长安光大机电设备有限公司 | Vibroflotation device |
| CN204780847U (en) * | 2015-07-07 | 2015-11-18 | 北京振冲工程股份有限公司 | Hydraulic pressure shakes towards ware and fluid pressure line connection structure thereof |
| CN206616545U (en) * | 2017-02-28 | 2017-11-07 | 江阴市军炫智能装备有限公司 | Hydraulic vibroflotation device without agitation eccentric block structure |
| CN209011112U (en) * | 2018-09-01 | 2019-06-21 | 江阴市军炫智能装备有限公司 | A kind of vibrating impacter with oil return cooling structure |
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| CN109083124A (en) | 2018-12-25 |
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