CN203008807U - Hydraulic opening-and-closing type pile casing of long auger drilling machine - Google Patents
Hydraulic opening-and-closing type pile casing of long auger drilling machine Download PDFInfo
- Publication number
- CN203008807U CN203008807U CN 201220740116 CN201220740116U CN203008807U CN 203008807 U CN203008807 U CN 203008807U CN 201220740116 CN201220740116 CN 201220740116 CN 201220740116 U CN201220740116 U CN 201220740116U CN 203008807 U CN203008807 U CN 203008807U
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- pile casing
- casing
- drilling machine
- closing type
- hydraulic opening
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- Expired - Fee Related
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Abstract
The utility model relates to a hydraulic opening-and-closing type pile casing of a long auger drilling machine. The hydraulic opening-and-closing type pile casing comprises a drilling machine stand column, a lower pile casing, a middle pile casing and a pair of telescopic cylinders. One end of the lower pile casing and one end of the middle pile casing are respectively hinged with a supporting lug plate of the drilling machine stand column. One end of one of the telescopic cylinders is connected on the drilling machine stand column in a pivoting mode, and the other end of one of the telescopic cylinders is connected on the lower pile casing in a pivoting mode so as to enable the lower pile casing to rotate. One end of the other telescopic cylinder is connected on the drilling machine stand column in a pivoting mode, and the other end of the telescopic cylinder is connected on the middle pile casing in a pivoting mode so as to enable the middle pile casing to rotate. The hydraulic opening-and-closing type pile casing can be opened and closed according to working conditions, after the hydraulic opening-and-closing type pile casing is opened, the pile casing can be separated from drill friction, a power head can drill continuously, and therefore effective space of a drilling machine pile frame is saved, the height of center of gravity is lowered, and stability of the drilling machine is improved. After the hydraulic opening-and-closing type pile casing is closed, drill head positioning and drill middle auxiliary supporting can be achieved; and remote automatic control can be achieved, safety and reliability can be guaranteed, the two control cylinders can achieve synchronous motion, performance of the mechanism is stable, and operation is free of errors.
Description
Technical field
The utility model relates to a kind of composition system of full screw earth auger, is specifically related to a kind of hydraulic open-close formula casing of full screw earth auger, belongs to the piling machinery technical field.
Background technology
The casing of full screw earth auger mainly plays the effect of constraint length auger stem, and the casing at the auger column lower end mainly plays the role of positioning, and makes tool axis and auger column guide rail keeping parallelism.Auger is in construction during the long stake more than 25 meters, and is long due to drilling tool, stiffness is poor, becomes large flexibility rod member; in construction operation, due to rotation and torsional interaction, drilling rod is as easy as rolling off a log, and to be got rid of Wan Huo Do curved; therefore, middle casing will be set is protected in the centre position of drilling rod.
At present, in the auger on the domestic market, mostly casing is monolithic construction, and the base position of middle casing is equipped with movable pulley, and wire rope one end is fixed on the top pulleys group, and an end passes unit head, after walking around movable pulley, is fixed on the unit head balladeur train.When unit head was holed downwards, middle casing moved down thereupon.When unit head and middle casing arrived lower casing position simultaneously, unit head stopped boring.To stop boring the position very high far from ground due to unit head, and this section space has just slatterned.Auger wants to get into rated depth, will be increased to pile frame to this segment distance and get on, and has so just improved the height of C.G. of pile frame, has reduced the stability of pile frame.Also have a bit, in the middle of whole drilling pouring stake process, casing is in Frotteurism with drilling tool all the time, and casing and drilling rod all are subject to very serious wearing and tearing, and therefore, in construction, casing will often keep in repair and change.
Therefore, for solving the problems of the technologies described above, necessaryly provide a kind of hydraulic open-close formula casing with structure improved full screw earth auger, to overcome described defective of the prior art.
The utility model content
For addressing the above problem, the purpose of this utility model be to provide a kind of rational in infrastructure, center of gravity is low, the hydraulic open-close formula casing of good stability and nonabradable full screw earth auger.
For achieving the above object, the technical scheme that the utility model is taked is: a kind of hydraulic open-close formula casing of full screw earth auger, and it comprises auger column, lower casing, middle casing and a pair of telescopic oil cylinder; Wherein, described auger column is provided with a pair of support otic placode; One end respectively with of described lower casing, middle casing supports otic placode and is hinged; Wherein telescopic oil cylinder one end is articulated on the auger column by bearing pin, and the other end is articulated in by bearing pin lower casing is rotated; Another telescopic oil cylinder one end is articulated on the auger column by bearing pin, and the other end is articulated in by bearing pin middle casing is rotated.
The hydraulic open-close formula casing of full screw earth auger of the present utility model further is set to: described lower casing, middle casing are comprised of two and half casing members respectively, and every half casing member is provided with an arc section, and two arc sections can be merged into a cylindrical hole.
Compared with prior art, the utlity model has following beneficial effect: 1) open casing casing and drilling tool are disengaged, reduce mutual wearing and tearing, extend the application life of another parts; 2) in monolithic, casing must have the connection that moves up and down with unit head, and opening-closing type casing of the present utility model can have fixing connection, opens casing, and unit head can pass through; 3) all-in-one-piece lower casing and middle casing structure are different, and lower casing of the present utility model and middle casing structure are identical, have simplified Design and manufacture; 4) open middle casing and lower casing, can make unit head drive drilling tool and be bored into ground always, increased the boring stroke, shortened the pile frame height, saved the valency that selects.The center of gravity of auger is greatly reduced, has improved the stability of auger, reduced the generation of the accident of falling the machine, safety in production is had very large practical significance.
Description of drawings
Fig. 1 is the front view of the hydraulic open-close formula casing of full screw earth auger of the present utility model.
Fig. 2 is the top view of the hydraulic open-close formula casing of full screw earth auger of the present utility model.
The specific embodiment
See also shown in Figure of description 1 and accompanying drawing 2, the utility model is a kind of hydraulic open-close formula casing of full screw earth auger, and it is comprised of several parts such as auger column 1, lower casing 2, middle casing 3 and a pair of telescopic oil cylinders 4.
Wherein, described auger column 1 is provided with a pair of support otic placode 11; One end respectively with of described lower casing 2, middle casing 3 supports otic placode 11 and is hinged, and lower casing 2, middle casing 3 can be rotated.
Wherein telescopic oil cylinder 4 one ends are articulated on auger column 1 by bearing pin 5, and the other end is articulated in by bearing pin 5 lower casing 2 is rotated; Another telescopic oil cylinder 4 one ends are articulated on auger column 2 by bearing pin 5, and the other end is articulated in by bearing pin 5 middle casing 3 is rotated.
Further, described lower casing 2, middle casing 3 are comprised of two and half casing members 7 respectively, and every half casing member 7 is provided with arc section 8, two arc sections 8 and can be merged into a cylindrical hole (not label), plays the effect of contraction to surface of drill stem.
The hydraulic open-close formula casing of full screw earth auger of the present utility model is designed to hydraulic open-close formula casing with the monolithic casing of original auger, casing 2,3 can be opened, also can close, the folding of casing can be used the hydraulic pressure Long-distance Control, when 2 meters left and right of drilling tool formation drilling, can open lower casing 2, lower casing 2 is broken away from and the drilling tool friction.When drilling tool creeps into 1/3rd to 1/2nd distances (casing position in approaching), can open middle casing 3, one side breaks away from the friction with drilling tool, on the one hand unit head is passed through.Like this, middle casing 3 just can have a fixing position, and needn't move up and down with unit head.Casing 2,3 open and close and controlled by the telescopic oil cylinder 4 of hydraulic pressure can guarantee the accurate of opening and closing movement.
The above specific embodiment is only the preferred embodiment of this creation, not in order to limiting this creation, all in this creation spirit and principle within make any modification, be equal to replacement, improvement etc., within all should being included in the protection domain of this creation.
Claims (2)
1. the hydraulic open-close formula casing of a full screw earth auger, is characterized in that: comprise auger column, lower casing, middle casing and a pair of telescopic oil cylinder; Wherein, described auger column is provided with a pair of support otic placode; One end respectively with of described lower casing, middle casing supports otic placode and is hinged; Wherein telescopic oil cylinder one end is articulated on the auger column by bearing pin, and the other end is articulated in by bearing pin lower casing is rotated; Another telescopic oil cylinder one end is articulated on the auger column by bearing pin, and the other end is articulated in by bearing pin middle casing is rotated.
2. the hydraulic open-close formula casing of full screw earth auger as claimed in claim 1, it is characterized in that: described lower casing, middle casing are comprised of two and half casing members respectively, and every half casing member is provided with an arc section, and two arc sections can be merged into a cylindrical hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220740116 CN203008807U (en) | 2012-12-30 | 2012-12-30 | Hydraulic opening-and-closing type pile casing of long auger drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220740116 CN203008807U (en) | 2012-12-30 | 2012-12-30 | Hydraulic opening-and-closing type pile casing of long auger drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203008807U true CN203008807U (en) | 2013-06-19 |
Family
ID=48600414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220740116 Expired - Fee Related CN203008807U (en) | 2012-12-30 | 2012-12-30 | Hydraulic opening-and-closing type pile casing of long auger drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203008807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109594933A (en) * | 2017-08-25 | 2019-04-09 | 郑州莉迪亚医药科技有限公司 | A kind of mobile adjustable type grooved drill collar card protection unit |
-
2012
- 2012-12-30 CN CN 201220740116 patent/CN203008807U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109594933A (en) * | 2017-08-25 | 2019-04-09 | 郑州莉迪亚医药科技有限公司 | A kind of mobile adjustable type grooved drill collar card protection unit |
| CN109594933B (en) * | 2017-08-25 | 2020-07-17 | 陈燕霞 | Remove regulation formula spiral drill collar card and protect device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131126 Address after: 411228 Hunan city of Xiangtan province Xiangtan County Tianyi lotus Demonstration District Road No. 299 Patentee after: Hunan Taida Tianyi Heavy Industry Co., Ltd. Address before: 412007, Jiangshan Road, Li Hu Industrial Park, Tianyuan District, Hunan, Zhuzhou 12, China Patentee before: Tidal Machinery Industruy Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |