CN204627413U - A kind of Counterboring apparatus for reaming rig - Google Patents
A kind of Counterboring apparatus for reaming rig Download PDFInfo
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- CN204627413U CN204627413U CN201520196446.6U CN201520196446U CN204627413U CN 204627413 U CN204627413 U CN 204627413U CN 201520196446 U CN201520196446 U CN 201520196446U CN 204627413 U CN204627413 U CN 204627413U
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- reaming
- reamer arm
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Abstract
A kind of Counterboring apparatus for reaming rig, it is characterized in that: include guide cylinder, telescoping cylinder, upper connecting base, lower connecting base and reamer arm, upper connecting base is fixed on the top of telescoping cylinder cylinder body and fixes with upper guide cylinder simultaneously, the expansion link lower end of telescoping cylinder is fixedly connected with lower connecting base, reamer arm has two at least, every bar reamer arm comprises be hinged upper reamer arm and UR arm, upper end and the described upper connecting base of described upper reamer arm are hinged, and lower end and the described lower connecting base of described UR arm are hinged.The utility model has the advantage of: 1, this Counterboring apparatus can connect taper bit, realize boring, reaming, clear hole one, efficiency of construction is high; 2, can pass through hydraulic-driven reaming, ream operation is stable, reliable, and efficiency is high; 3, can carry out mud circulation clear hole during reaming, without sediment in enlarged cavity, reaming quality is good; 4, can be controlled the expansion angle of reamer arm by outside controlling organization, mechanical automation degree is high.
Description
Technical field
The utility model relates to a kind of pile driver, especially relates to a kind of Counterboring apparatus for reaming rig.
Background technology
Along with the development of China's modernization construction, the high level in engineering construction and super highrise building get more and more, to the bearing capacity of pile foundation and the requirement of construction technology also more and more higher.Implement reaming construction to pile foundation and can increase substantially bearing capacity of single pile, save construction costs, therefore there is various pile foundation counter-boring techniques and corresponding equipment in pile foundation construction field.Existing pile foundation counter-boring techniques can be divided into rammer expansion, explosive expansion according to reaming principle, manually digging hole expands the end and reaming bit expands the end etc.Reaming bit reaming mode comparatively other reaming mode applied ranges in these base-enlarging methods, reaming better quality, more advanced, correspondingly, reaming bit reaming mainly contains following three kinds of modes at present: squeezed, bores and expands, revolve and dig reaming (hydraulic pressure).
Squeezed technology, after routine has been holed, puts into squeeze equipment, utilizes hydraulic cylinder to be opened by squeezed arm, formed in hole and expand branch, to form plate-like, then must at the once squeezed arm of squeezed rear withdrawal, to rotate to an angle and squeezed again, after so many time, form plate-like enlarged cavity.The unidirectional squeezed two-way squeezed castinplace pile of three troubles to recent years of squeezed mode both arms from the beginning.
Bore the employing of expansion technology to improve on the drill bit of conventional reverse circulation slewing drilling machine, make it have hole expansion function.Existing brill expansion technology reaming bit is all mechanical type unfolding mode, and the porose base pressure of common unfolding mode is opened and opened two kinds of modes with reversion.Hole base pressure evolution formula be reaming bit at the bottom of below to hole after, utilize drilling tool own wt and top to exert pressure, reaming bit pressed off, at the bottom of hole, carry out reaming.Reversion unfolding mode is that reaming bit blade when rotating forward draws in, and during reversion, blade is opened mechanically, can carry out reaming in appointment hole depth.
Revolve dig counter-boring techniques be represented as AM engineering method (revolve and dig bottom-enlarging filling pile), this technology results from Japan, after conventional straight hole pore-forming completes, adopt the AM engineering method Spiral digging machine that reaming bit is housed, open reaming bit with hydraulic control mode on appointment rotation limit, hole depth limit and realize revolving digging reaming.
Although the reaming bit that above-mentioned existing various counter-boring techniques adopts respectively has feature, the stability of reaming ability, reaming and reliability and efficiency of construction need to be further improved.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned prior art present situation, provides the Counterboring apparatus for reaming rig that a kind of reaming ability is strong, reaming is stable.
The utility model solves the problems of the technologies described above adopted technical scheme: this is used for the Counterboring apparatus of reaming rig, it is characterized in that: include guide cylinder, telescoping cylinder, upper connecting base, lower connecting base and reamer arm, described upper connecting base is fixed on the top of described telescoping cylinder cylinder body and fixes with upper guide cylinder simultaneously, the expansion link lower end of described telescoping cylinder is fixedly connected with described lower connecting base, described reamer arm has two at least, every bar reamer arm comprises be hinged upper reamer arm and UR arm, upper end and the described upper connecting base of described upper reamer arm are hinged, lower end and the described lower connecting base of described UR arm are hinged.
In order to make ream operation more stable, preferably, described reamer arm has three at least, and is uniformly distributed along the circumferentially-spaced of upper connecting base and lower connecting base.
In order to be more conducive to reaming, the lateral surface of reamer arm described in every bar is provided with outward extending pick.
Further preferably, the upper reamer arm and UR arm of described reamer arm are all provided with described pick, and described pick is spaced apart along the length direction of upper reamer arm and UR arm.
In order to realize the clear hole of mud circulation smoothly, and to make in enlarged cavity without sediment and reaming quality is good, longitudinal through hole that the endoporus that described expansion link has the drilling rod be connected with this Counterboring apparatus is connected.
Further preferably, in the below of described lower connecting base, taper bit is installed.Taper bit also has pick.
In order to improve mechanical automation degree, also include the controlling organization that the expansion angle of described upper reamer arm and UR arm is controlled.
Compared with prior art, the utility model has the advantage of: 1, this Counterboring apparatus can connect taper bit, realize boring, reaming, clear hole one, efficiency of construction is high; 2, can pass through hydraulic-driven reaming, ream operation is stable, reliable, and efficiency is high; 3, by arranging the longitudinal through hole communicated with drill pipe bore in expansion link, can carry out mud circulation clear hole during reaming, without sediment in enlarged cavity, reaming quality is good; 4, can be controlled the expansion angle of reamer arm by outside controlling organization, mechanical automation degree is high.
Accompanying drawing explanation
Fig. 1 is that the utility model embodiment opens the structural representation of smaller angle in reamer arm;
Fig. 2 is the structural representation of the utility model embodiment after reamer arm is opened completely;
Fig. 3 is the structural representation of the reamer arm of the utility model embodiment;
Fig. 4 is the structural representation after the utility model embodiment installs taper bit.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in Figures 1 to 4, the Counterboring apparatus in the present embodiment comprises guide cylinder 1, telescoping cylinder 2, upper connecting base 3, lower connecting base 4 and reamer arm 5.Wherein telescoping cylinder 2 includes the flexible expansion link 22 of cylinder body 21 and opposing cylinder, upper guide cylinder 1 has the joint be connected with drilling rod, upper connecting base 3 is fixed on the top of cylinder body 21 and fixes with upper guide cylinder 1 simultaneously, expansion link 22 longitudinally-moving is located in cylinder body 21, the lower end of expansion link 22 is fixedly connected with lower connecting base 4, reamer arm 5 has two at least, every bar reamer arm 5 comprises be hinged upper reamer arm 51 and UR arm 52, upper end and the upper connecting base 3 of upper reamer arm 51 are hinged, and lower end and the lower connecting base 4 of UR arm 52 are hinged.In addition, in the below of lower connecting base, taper bit 6 is installed.
In the present embodiment, in order to make ream operation more stable, reliable, reamer arm 5 adopts four, and be uniformly distributed along the circumferentially-spaced of upper connecting base 3 and lower connecting base 4, the upper reamer arm 51 and UR arm 52 of reamer arm are all provided with pick 53, and pick 53 is arranged on the lateral surface of reamer arm 51 and UR arm 52 and stretches out, pick 53 is spaced apart along the length direction of upper reamer arm 51 and UR arm 52.In addition, the Counterboring apparatus in the present embodiment can also be controlled by the expansion angle of controlling organization to upper reamer arm 51 and UR arm 52, thus can according to ream operation need regulate counter bore diameter.
This Counterboring apparatus can with pull bar drilling rod with the use of, wherein, drilling rod is arranged on the joint of guide cylinder 1, the pull bar of drilling rod inside is fixedly connected with lower connecting base 4, expansion link 22 has the longitudinal through hole 23 be connected with drill pipe bore, to carry out mud circulation clear hole during reaming, makes in enlarged cavity without sediment, reaming efficiency is high, reliable in quality.During Counterboring apparatus work, Driven by Hydraulic Cylinder pull bar moves up, and pull bar drives lower connecting base 4 and expansion link 22 to move up, and then reamer arm 5 is expanded, Counterboring apparatus carries out ream operation simultaneously, and because Counterboring apparatus carries out reaming by hydraulic-driven, reaming ability is strong.After reaming, Driven by Hydraulic Cylinder pull bar moves down, and pull bar drives lower connecting base 4 and expansion link 22 to move down, and then reamer arm 5 is drawn in.Further, this Counterboring apparatus coordinates taper bit 6, and realize boring, reaming, clear hole one, efficiency of construction is high.
The foregoing is only preferred embodiment of the present utility model; should be understood that; for those of ordinary skills; do not departing under principle prerequisite of the present utility model; multiple remodeling or improvement can be carried out to the utility model; the number of such as reamer arm is not limited to four in the present embodiment, and these are all regarded as within protection domain of the present utility model.
Claims (7)
1. the Counterboring apparatus for reaming rig, it is characterized in that: include guide cylinder (1), telescoping cylinder (2), upper connecting base (3), lower connecting base (4) and reamer arm (5), described upper connecting base (3) is fixed on the top of described telescoping cylinder (2) cylinder body (21) and fixes with upper guide cylinder (1) simultaneously, expansion link (22) lower end of described telescoping cylinder (2) is fixedly connected with described lower connecting base (4), described reamer arm (5) has two at least, every bar reamer arm (5) comprises be hinged upper reamer arm (51) and UR arm (52), upper end and the described upper connecting base (3) of described upper reamer arm (51) are hinged, lower end and the described lower connecting base (4) of described UR arm (52) are hinged.
2. the Counterboring apparatus for reaming rig according to claim 1, is characterized in that: described reamer arm (5) has three at least, and is uniformly distributed along the circumferentially-spaced of upper connecting base (3) and lower connecting base (4).
3. the Counterboring apparatus for reaming rig according to claim 1, is characterized in that: on the lateral surface of reamer arm (5) described in every bar, be provided with outward extending pick (53).
4. the Counterboring apparatus for reaming rig according to claim 3, it is characterized in that: in the upper reamer arm (51) and UR arm (52) of described reamer arm, described pick (53) is all installed, and described pick (53) is spaced apart along the length direction of upper reamer arm (51) and UR arm (52).
5. the Counterboring apparatus for reaming rig according to claim 1, is characterized in that: longitudinal through hole (23) that the endoporus that described expansion link (22) has the drilling rod be connected with this Counterboring apparatus is connected.
6. the Counterboring apparatus for reaming rig according to claim 1, is characterized in that: be provided with taper bit (6) in the below of described lower connecting base (4).
7. the Counterboring apparatus for reaming rig according to claim arbitrary in claim 1 to 6, is characterized in that: also include the controlling organization controlled the expansion angle of described upper reamer arm (51) and UR arm (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520196446.6U CN204627413U (en) | 2015-04-02 | 2015-04-02 | A kind of Counterboring apparatus for reaming rig |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520196446.6U CN204627413U (en) | 2015-04-02 | 2015-04-02 | A kind of Counterboring apparatus for reaming rig |
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| CN204627413U true CN204627413U (en) | 2015-09-09 |
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| CN201520196446.6U Active CN204627413U (en) | 2015-04-02 | 2015-04-02 | A kind of Counterboring apparatus for reaming rig |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422006A (en) * | 2015-12-08 | 2016-03-23 | 西南石油大学 | Adjustable underground rock breaking tool combining drilling and expanding |
| CN106869797A (en) * | 2017-03-30 | 2017-06-20 | 中国五冶集团有限公司 | A kind of expanding method of the broaching equipment on construction site |
| CN107630703A (en) * | 2017-10-23 | 2018-01-26 | 中铁八局集团第二工程有限公司 | Band blade telescopic tube curtain jacking drill bit |
| CN111306360A (en) * | 2020-02-24 | 2020-06-19 | 广东省第四建筑工程有限公司 | Trenchless pipeline jacking and laying construction method |
| CN111441725A (en) * | 2020-05-16 | 2020-07-24 | 扬州市江隆矿业设备有限公司 | Reducing drill bit for nearly horizontal auger stem machine |
| CN113958327A (en) * | 2021-10-20 | 2022-01-21 | 中铁六局集团有限公司 | Shield tunneling machine underground diaphragm wall construction device and construction method thereof |
| CN114555888A (en) * | 2021-01-04 | 2022-05-27 | 成都欣皓地基基础工程有限责任公司 | Square pile construction method and equipment for rotary drilling rig |
| CN115653022A (en) * | 2022-12-09 | 2023-01-31 | 广州市市政工程试验检测有限公司 | But recycle's resistance to compression resistance to plucking mechanism |
| CN117780250A (en) * | 2024-02-26 | 2024-03-29 | 山东海盛海洋工程集团有限公司 | Immersed tube filling club-footed pile construction equipment |
-
2015
- 2015-04-02 CN CN201520196446.6U patent/CN204627413U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422006A (en) * | 2015-12-08 | 2016-03-23 | 西南石油大学 | Adjustable underground rock breaking tool combining drilling and expanding |
| CN106869797A (en) * | 2017-03-30 | 2017-06-20 | 中国五冶集团有限公司 | A kind of expanding method of the broaching equipment on construction site |
| CN107630703A (en) * | 2017-10-23 | 2018-01-26 | 中铁八局集团第二工程有限公司 | Band blade telescopic tube curtain jacking drill bit |
| CN111306360A (en) * | 2020-02-24 | 2020-06-19 | 广东省第四建筑工程有限公司 | Trenchless pipeline jacking and laying construction method |
| CN111441725A (en) * | 2020-05-16 | 2020-07-24 | 扬州市江隆矿业设备有限公司 | Reducing drill bit for nearly horizontal auger stem machine |
| CN111441725B (en) * | 2020-05-16 | 2021-08-10 | 扬州市江隆矿业设备有限公司 | Reducing drill bit for nearly horizontal auger stem machine |
| CN114555888B (en) * | 2021-01-04 | 2023-01-31 | 成都欣皓地基基础工程有限责任公司 | Square pile construction method and equipment for rotary drilling rig |
| CN114555888A (en) * | 2021-01-04 | 2022-05-27 | 成都欣皓地基基础工程有限责任公司 | Square pile construction method and equipment for rotary drilling rig |
| CN113958327A (en) * | 2021-10-20 | 2022-01-21 | 中铁六局集团有限公司 | Shield tunneling machine underground diaphragm wall construction device and construction method thereof |
| CN113958327B (en) * | 2021-10-20 | 2024-03-29 | 中铁六局集团有限公司 | Construction device and construction method for shield tunneling machine underground diaphragm wall |
| CN115653022A (en) * | 2022-12-09 | 2023-01-31 | 广州市市政工程试验检测有限公司 | But recycle's resistance to compression resistance to plucking mechanism |
| CN117780250A (en) * | 2024-02-26 | 2024-03-29 | 山东海盛海洋工程集团有限公司 | Immersed tube filling club-footed pile construction equipment |
| CN117780250B (en) * | 2024-02-26 | 2024-06-11 | 山东海盛海洋工程集团有限公司 | Immersed tube filling club-footed pile construction equipment |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Daqi Poplar Road, high tech Zone 315040 in Zhejiang Province, Ningbo City No. 666 and No. 6 22-1 City Patentee after: Zhejiang Yihe Geotechnical Engineering Co.,Ltd. Address before: Daqi Poplar Road, high tech Zone 315040 in Zhejiang Province, Ningbo City No. 666 and No. 6 22-1 City Patentee before: NINGBO YIHE PILE ENGINEERING TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220615 Address after: 315000 5-3, building 7, No. 199, Xiangyun North Road, high tech Zone, Ningbo, Zhejiang Patentee after: Zhejiang wanjian Construction Co.,Ltd. Address before: 315040 room 22-1, building 6, hemeicheng, No. 666, yangmuqi Road, high tech Zone, Ningbo, Zhejiang Patentee before: Zhejiang Yihe Geotechnical Engineering Co.,Ltd. |
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| TR01 | Transfer of patent right |