CN108798506B - Small-size stake machine of low formula - Google Patents
Small-size stake machine of low formula Download PDFInfo
- Publication number
- CN108798506B CN108798506B CN201810594473.7A CN201810594473A CN108798506B CN 108798506 B CN108798506 B CN 108798506B CN 201810594473 A CN201810594473 A CN 201810594473A CN 108798506 B CN108798506 B CN 108798506B
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- China
- Prior art keywords
- frame
- pressurizing
- support frame
- drill rod
- main structure
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- 238000005553 drilling Methods 0.000 claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 30
- 238000013519 translation Methods 0.000 claims abstract description 17
- 239000002893 slag Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 19
- 230000009471 action Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract 1
- 238000013459 approach Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/083—Cam, rack or like feed mechanisms
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a low-type small pile forming machine, which solves the problem that the existing pile forming machine is difficult to enter a field during construction of a pile hole in a small space. When the drill rod drilling pressurizing device is used, the step-changing translation frame is placed on the leveled ground, and the drill rod drilling pressurizing force is provided through the meshing driving of the transmission gear II arranged on the driving motor II in the propelling device and the propelling pressurizing transmission rack in the main structure frame; meanwhile, a driving motor I arranged on the power rotating device is meshed and transmitted through a gear, so that a drill rod is driven to rotate, and the drill rod drives a cutter head to rotate; the drill rod drives the cutterhead to carry out construction under the combined action of the pressurizing force and the rotating torque. When the propelling device moves through a stroke from top to bottom, if the requirement of the construction depth is not met, a section of drill rod is hoisted through the hoisting device and fixedly connected with the original drill rod through the flange, and the working process is repeated until the construction is completed. The invention has the advantages of low overall height, high integration level and obvious advantage of pile hole construction in a narrow space.
Description
Technical Field
The invention relates to the field of construction engineering equipment, in particular to a low-type small pile forming machine.
Background
Along with the vast development of foundation construction projects in China, pile foundation construction in a narrow construction site often encounters the problem that equipment is too large in size to enter a field, or the problem that no entering field exists but the problem that a large machine is used for constructing a small pile foundation is not matched, so that cost waste and the like are caused. Under such construction conditions, it is urgently required to design a machine for solving the problems of construction of a pile hole in a small space, approach, shortening of construction period and further reduction of environmental impact, and meanwhile, solving of cost waste and resource consumption caused by construction of a small pile foundation by a large machine.
Disclosure of Invention
In order to solve the problems in the background technology, the invention provides a low-type small pile forming machine.
The technical scheme of the invention is as follows: a low-type small pile forming machine comprises a step-changing translation frame, a power rotating device, a propelling device, a drill rod, a cutter head, a lifting device and an integrated control cabinet; the step-changing translation frame comprises a bottom support frame, a main structure frame and an integrated control cabinet are mounted on the bottom support frame, lifting rails are symmetrically arranged on the upper portion of the main structure frame, and lifting devices are arranged on the lifting rails in a sliding mode; a propulsion device is movably arranged in the main structure frame, and a power rotating device is fixedly arranged on a bottom supporting frame below the lifting rail; the middle part activity of power slewer is equipped with the drilling rod, and the quantity of drilling rod is one section at least, passes through flange fixed connection between the adjacent drilling rod, and the upper portion of drilling rod passes through flange fixed connection with advancing device, and the drilling rod lower part passes through flange and blade disc fixed connection.
The bottom support frame comprises an upper support frame and a lower support frame, wherein the upper support frame is in sliding connection with a sliding rail, the sliding rail is fixedly arranged on the lower support frame, the upper support frame is connected with the lower support frame through a translation oil cylinder, a plurality of step-changing support oil cylinders are arranged on a frame body of the upper support frame, a main structure frame is fixedly arranged on the upper support frame, a pushing and pressurizing transmission rack is vertically and symmetrically arranged in the main structure frame, and a guiding limit rail matched with the pushing and pressurizing transmission rack is arranged in the main structure frame.
The power rotating device is fixedly arranged on the lower layer supporting frame, a driving motor I is arranged on the power rotating device, a bearing I is arranged in the middle of the power rotating driving device, an annular gear ring is fixedly arranged on the outer wall of the bearing I, the bearing I is meshed with a transmission gear II on an output shaft of the driving motor I through the annular gear ring, and a guide rotating key groove is fixedly arranged in the bearing I.
The guide rotating key groove is a cross key groove, and the driving motor I is a motor linkage machine.
The propelling device comprises a driving motor II, a transmission gear I, a movable guide cross beam and a pressurizing cross frame; the output shaft of the driving motor II is fixedly provided with a transmission gear I, the movable guide cross beam is connected with the guide limit rail, the propelling and pressurizing transmission rack is arranged in the rail formed by the movable guide cross beam and the guide limit rail, the transmission gear I is meshed with the propelling and pressurizing transmission rack, the pressurizing cross beam is connected with the movable guide cross beam and extends out of the main structure frame, the pressurizing cross beam is positioned below the lifting rail, the extending part of the pressurizing cross beam is fixedly connected with a slewing bearing, an outer ring piece of the slewing bearing II is fixedly connected with the pressurizing cross beam, and an inner ring piece of the slewing bearing II is fixedly connected with a slag discharging pipeline.
The inside cavity passageway that is equipped with slag tap pipeline matched with of drilling rod is equipped with on the outer wall of drilling rod with direction rotation keyway matched with fixture block key, be equipped with on the drilling rod with overhead hoist matched with lug, the up and down terminal surface of drilling rod all is equipped with the connecting plate, and adjacent drilling rod passes through connecting plate flange joint.
The cutter head is of a conical structure, and a hollow slotted hole which is matched with the drill rod in a socket joint manner is formed in the middle of the cutter head.
The integrated control cabinet comprises an electrical control cabinet and a hydraulic pump station.
And an operation table matched with the integrated control cabinet is arranged on the main structure frame.
According to the invention, the rack and pinion is meshed to provide the pushing force for drilling of the drilling machine, and the power rotating device is arranged at the lower part of the machine by changing the way that the head of the traditional power rotating device is arranged upwards, and the middle part is provided with a drill rod channel, so that the height of the whole machine is reduced; the power rotating device is matched with the drill rod through the clamping block key to transfer torque required by excavation drilling, so that the equipment works more stably; the hydraulic pump station and the electric control cabinet are integrated in the integrated control cabinet, and the integrated control cabinet host is installed into a whole, so that the equipment is highly integrated; the step-changing translation frame is adopted, so that the overall size of the whole machine is reduced, the device can be used for motion adjustment during connection of drill rods and equipment translation of short-distance dense pile foundation construction, is suitable for construction in narrow places, and solves the problems of construction in low-clearance places and approach in narrow places.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of the whole machine of the present invention;
FIG. 2 is a right side view of the complete machine of the present invention;
FIG. 3 is a top plan view of the complete machine of the present invention;
FIG. 4 is a perspective view of the power swing drive apparatus of the present invention;
FIG. 5 is a front view of the step-change translating carriage of the present invention;
fig. 6 is a front view of the drill rod of the present invention.
In the figure, 1, a step-changing translation rack, 101, a step-changing support cylinder, 102, a main structure frame, 102-1, a pushing and pressurizing transmission rack, 102-2, a guiding limit rail, 102-3, a lifting rail, 103, a bottom support frame, 103-1, a sliding rail, 103-2, a lower support frame, 103-3, an upper support frame, 104, a translation cylinder, 2, a power turning device, 201, a guiding and rotating key groove, 202, a driving motor I,203, a bearing I,3, a pushing device, 301, a driving motor II,302, a transmission gear I,303, a moving guide beam, 304, a pressurizing transverse frame, 305, a bearing II,306, a slag discharging pipeline, 4, a drill rod, 401, a clamping block key, 402, lifting lugs, 403, a connecting plate 5, a cutter head, 6, a lifting device, 7, an integrated control cabinet, 701 and an operating table.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
Example 1: the low-profile small pile forming machine as shown in figures 1-6 comprises a step-changing translation frame 1, a power turning device 2, a propelling device 3, a drill rod 4, a cutter head 5, a lifting device 6 and a control cabinet 7; the step-changing translation frame 1 comprises a bottom support frame 103, a main structure frame 102 and a control cabinet 7 are arranged on the bottom support frame 103, lifting rails 102-3 are symmetrically arranged on the upper part of the main structure frame 102, and lifting devices 6 are arranged on the lifting rails 102-3 in a sliding manner; a propulsion device 3 is movably arranged in the main structure frame 102, the propulsion device 3 is used for moving the drill rod 4 up and down, and the power turning device 2 is fixedly arranged on a bottom support frame 103 below the lifting track 102-3; the middle part activity of power slewer 2 is equipped with drilling rod 4, and power slewer 2 provides torque force for drilling rod 4 through the middle through-hole, and power slewer 2 drives drilling rod 4 rotatory, and the quantity of drilling rod 4 is one section at least, passes through flange fixed connection between the adjacent drilling rod 4, and the upper portion of drilling rod 4 passes through flange fixed connection with advancing device 3, and drilling rod 4 lower part passes through flange and blade disc 5 fixed connection.
Working principle: when the drill rod 4 is used, the ground is firstly leveled, the drill rod 4 is connected with the pushing device 3, the step-changing translation frame 1 is placed on the leveled ground, and the pushing device 3 is started to provide drilling pressurizing force for the drill rod 4 through gear meshing transmission; meanwhile, the power turning device 2 drives the drill rod 4 to rotate, the drill rod 4 drives the cutter head 5 to rotate, the cutter head 5 is further excavated and constructed, when the propelling device 3 walks through a stroke from top to bottom, if the requirement of construction depth is not met, one section of the drill rod 4 is hoisted again through the hoisting device 6 and is fixedly connected with the original drill rod 4 through a flange, the working process is repeated until the construction is completed, the drill rod 4 and the cutter head 5 are dismounted, and the device is retracted.
Example 2: the bottom support frame 103 comprises an upper support frame 103-3 and a lower support frame 103-2, the upper support frame 103-3 is in sliding connection with a sliding rail 103-1, the sliding rail 103-1 is fixedly arranged on the lower support frame 103-2, the upper support frame 103-3 is connected with the lower support frame 103-2 through a translation cylinder 104, a plurality of step change support cylinders 101 are arranged on a frame body of the upper support frame 103-3, when a drill rod 4 is additionally arranged, the step change support cylinders 101 retract, the translation cylinder 104 misplaces the upper support frame 103-3 and the lower support frame 103-2, after the upper part of the additionally arranged drill rod 4 is in flange connection with a propelling device 3, the upper support frame 103-3 returns to a working position through the action of the translation cylinder 104, so that the lower part of the additionally arranged drill rod 4 is connected with a front section drill rod; the upper layer support frame 103-3 is fixedly provided with a main structure frame 102, a propelling and pressurizing transmission rack 102-1 is vertically and symmetrically arranged in the main structure frame 102, the propelling and pressurizing transmission rack 102-1 is used for being matched with a transmission gear I302 in the propelling device 3, a guiding limit rail 102-2 matched with the propelling and pressurizing transmission rack 102-1 is arranged in the main structure frame 102 and used for limiting the up-and-down movement of the propelling device 3, and other structures and working principles are the same as those of the embodiment 1.
Example 3: the utility model provides a small-size stake machine of low form, power slewer 2 is fixed to be established on lower floor's support frame 103-2, be equipped with driving motor I202 on the power slewer 2, the middle part of power slewer 2 is equipped with bearing I203, fixedly on the bearing I203 outer wall be equipped with annular ring gear, bearing I203 passes through annular ring gear and driving motor I202 epaxial drive gear II meshing, and then provide rotary driving force to drilling rod 4, fixedly installed in the bearing I203 direction rotation keyway 201, direction rotation keyway 201 drives drilling rod 4 rotation. The guide rotation key groove 201 is a cross key groove, and the driving motor I202 is a motor linkage. Other structures and operation principles are the same as those of embodiment 2.
Example 4: the propelling device 3 comprises a driving motor II301, a transmission gear I302, a movable guide beam 303 and a pressurizing transverse frame 304; the output shaft of the driving motor II301 is fixedly provided with a transmission gear I302, the movable guide cross beam 303 is matched with the guide limit rail 102-2 to ensure that the drill rod 4 drives the cutter head 5 to excavate vertically accurately, the propelling and pressurizing transmission rack 102-1 is arranged in a rail formed by the movable guide cross beam 303 and the guide limit rail 102-2, the transmission gear I302 is meshed with the propelling and pressurizing transmission rack 102-1, the pressurizing cross beam 304 is connected with the movable guide cross beam 303 and extends out of the main structure frame 102, the pressurizing cross beam 304 is positioned below the lifting rail 102-3, the extending part of the pressurizing cross beam 304 is fixedly connected with a slewing bearing 305, the outer ring piece of the slewing bearing II305 is fixedly connected with the pressurizing cross beam 304, and the inner ring piece of the slewing bearing II305 is fixedly connected with a slag discharging pipeline 306. When in use, the driving motor II301 in the propulsion device 3 is started, and the driving gear II302 arranged on the driving motor II301 is meshed with the propulsion and pressurization driving rack 102-1 in the main structure frame 102 to drive, so as to provide the drilling pressurization force of the drill rod 4. Other structures and operation principles are the same as those of embodiment 2.
Example 5: the utility model provides a small-size stake machine of low form, the inside cavity passageway that is equipped with slag tap pipeline 306 of drilling rod 4, be equipped with on the outer wall of drilling rod 4 with direction rotation keyway 201 matched with fixture block key 401, fixture block key 401 and direction rotation keyway 201 cooperation, and then provide torque force to the body of rod of drilling rod 4, be equipped with on the drilling rod 4 with overhead hoist 6 matched with lug 402, the up and down terminal surface of drilling rod 4 all is equipped with connecting plate 403, adjacent drilling rod 4 passes through connecting plate 403 flange joint. Other structures and operation principles are the same as those of embodiment 4.
Example 6: a cutter head 5 of the small-sized pile forming machine is of a conical structure, drilling construction is facilitated, and a hollow slot hole in socket joint fit with a drill rod 4 is formed in the middle of the cutter head 5. The integrated control cabinet 7 comprises an electrical control cabinet and a hydraulic pump station. The main structure frame 102 is provided with an operation table 701 matched with the integrated control cabinet 7. Other structures and operation principles are the same as those of embodiment 5.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. A small-size stake machine of low formula, its characterized in that: comprises a step-changing translation frame (1), a power rotating device (2), a propelling device (3), a drill rod (4), a cutterhead (5), a lifting device (6) and an integrated control cabinet (7); the step-changing translation frame (1) comprises a bottom support frame (103), a main structure frame (102) and an integrated control cabinet (7) are arranged on the bottom support frame (103), lifting rails (102-3) are symmetrically arranged on the upper portion of the main structure frame (102), and lifting devices (6) are arranged on the lifting rails (102-3) in a sliding mode; a propulsion device (3) is movably arranged in the main structure frame (102), and the power turning device (2) is fixedly arranged on a bottom supporting frame (103) below the lifting track (102-3); the middle part of the power rotating device (2) is movably provided with drill rods (4), the number of the drill rods (4) is at least one, adjacent drill rods (4) are fixedly connected through flanges, the upper parts of the drill rods (4) are fixedly connected with the propelling device (3) through flanges, and the lower parts of the drill rods (4) are fixedly connected with the cutter head (5) through flanges;
the bottom support frame (103) comprises an upper support frame (103-3) and a lower support frame (103-2), the upper support frame (103-3) is in sliding connection with the sliding rail (103-1), the sliding rail (103-1) is fixedly arranged on the lower support frame (103-2), the upper support frame (103-3) is connected with the lower support frame (103-2) through a translation oil cylinder (104), a plurality of step-changing support oil cylinders (101) are arranged on a frame body of the upper support frame (103-3), a main structure frame (102) is fixedly arranged on the upper support frame (103-3), a pushing and pressurizing transmission rack (102-1) is vertically and symmetrically arranged in the main structure frame (102), and a guiding limit rail (102-2) matched with the pushing and pressurizing transmission rack (102-1) is arranged in the main structure frame (102); the power rotating device (2) is fixedly arranged on the lower-layer supporting frame (103-2), a driving motor I (202) is arranged on the power rotating device (2), a bearing I (203) is arranged in the middle of the power rotating device (2), an annular gear ring is fixedly arranged on the outer wall of the bearing I (203), the bearing I (203) is meshed with a transmission gear II on the output shaft of the driving motor I (202) through the annular gear ring, and a guide rotating key groove (201) is fixedly arranged in the bearing I (203);
the propelling device (3) comprises a driving motor II (301), a transmission gear I (302), a movable guide cross beam (303) and a pressurizing cross frame (304); the output shaft of the driving motor II (301) is fixedly provided with a transmission gear I (302), the movable guide cross beam (303) is connected with the guide limit track (102-2), the propelling and pressurizing transmission rack (102-1) is arranged in a track formed by the movable guide cross beam (303) and the guide limit track (102-2), the transmission gear I (302) is meshed with the propelling and pressurizing transmission rack (102-1), the pressurizing cross beam (304) is connected with the movable guide cross beam (303) and extends out of the main structure frame (102), the pressurizing cross beam (304) is positioned below the lifting track (102-3), the extending part of the pressurizing cross beam (304) is fixedly connected with a slewing bearing II (305), an outer ring piece of the slewing bearing II (305) is fixedly connected with the pressurizing cross beam (304), and an inner ring piece of the slewing bearing II (305) is fixedly connected with a slag discharging pipeline (306).
2. A low profile mini pile forming machine according to claim 1, wherein: the guide rotating key groove (201) is a cross key groove, and the driving motor I (202) is a motor linkage machine.
3. A low profile mini pile forming machine according to claim 1, wherein: the inside cavity passageway that is equipped with slag tap pipeline (306) of drilling rod (4), be equipped with on the outer wall of drilling rod (4) with direction rotation keyway (201) matched with fixture block key (401), be equipped with on drilling rod (4) with overhead hoist (6) matched with lug (402), the up and down terminal surface of drilling rod (4) all is equipped with connecting plate (403), adjacent drilling rod (4) pass through connecting plate (403) flange joint.
4. A low profile mini pile forming machine according to claim 3, wherein: the cutter head (5) is of a conical structure, and a hollow slotted hole in socket joint fit with the drill rod (4) is formed in the middle of the cutter head (5).
5. The low profile mini-stake machine as claimed in claim 4, wherein: the integrated control cabinet (7) comprises an electrical control cabinet and a hydraulic pump station.
6. A low profile mini-stake machine as claimed in any of claims 1 to 5, characterised in that: an operation table (701) matched with the integrated control cabinet (7) is arranged on the main structure frame (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594473.7A CN108798506B (en) | 2018-06-11 | 2018-06-11 | Small-size stake machine of low formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810594473.7A CN108798506B (en) | 2018-06-11 | 2018-06-11 | Small-size stake machine of low formula |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108798506A CN108798506A (en) | 2018-11-13 |
| CN108798506B true CN108798506B (en) | 2024-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810594473.7A Active CN108798506B (en) | 2018-06-11 | 2018-06-11 | Small-size stake machine of low formula |
Country Status (1)
| Country | Link |
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| CN (1) | CN108798506B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555523A (en) * | 2019-01-22 | 2019-04-02 | 中国铁建重工集团有限公司 | A kind of low clearance shaft excavation machine |
| CN113531295B (en) * | 2021-07-29 | 2024-03-15 | 中国电建集团河南工程有限公司 | Auxiliary device and method for construction of large-caliber pipeline elbow heat-insulating layer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1118718A2 (en) * | 2000-01-20 | 2001-07-25 | Compagnie Du Sol | Rotary displacement piling equipment |
| CN102359109A (en) * | 2011-08-08 | 2012-02-22 | 长沙天为工程机械制造有限公司 | Static pile press for narrow site and ultra-short side pile distance construction |
| CN103225303A (en) * | 2013-04-28 | 2013-07-31 | 上海宝冶集团有限公司 | Construction method for driving piles in narrow space |
| CN103397848A (en) * | 2013-07-03 | 2013-11-20 | 中国石油集团渤海石油装备制造有限公司 | Gear rack coal bed methane drilling rig hoisting system |
| CN105714714A (en) * | 2014-11-30 | 2016-06-29 | 西安志越机电科技有限公司 | Gear and gear ring transmission type slewing mechanism |
| CN106761405A (en) * | 2017-01-19 | 2017-05-31 | 中铁工程装备集团有限公司 | A kind of high-accuracy multifunctional horizontal spiral drilling machine |
| CN206256893U (en) * | 2016-12-06 | 2017-06-16 | 重庆大学 | Short space internal drilling pile-forming apparatus |
| CN208441776U (en) * | 2018-06-11 | 2019-01-29 | 中铁工程装备集团有限公司 | A kind of small-sized pile-formation machine of short formula |
-
2018
- 2018-06-11 CN CN201810594473.7A patent/CN108798506B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1118718A2 (en) * | 2000-01-20 | 2001-07-25 | Compagnie Du Sol | Rotary displacement piling equipment |
| CN102359109A (en) * | 2011-08-08 | 2012-02-22 | 长沙天为工程机械制造有限公司 | Static pile press for narrow site and ultra-short side pile distance construction |
| CN103225303A (en) * | 2013-04-28 | 2013-07-31 | 上海宝冶集团有限公司 | Construction method for driving piles in narrow space |
| CN103397848A (en) * | 2013-07-03 | 2013-11-20 | 中国石油集团渤海石油装备制造有限公司 | Gear rack coal bed methane drilling rig hoisting system |
| CN105714714A (en) * | 2014-11-30 | 2016-06-29 | 西安志越机电科技有限公司 | Gear and gear ring transmission type slewing mechanism |
| CN206256893U (en) * | 2016-12-06 | 2017-06-16 | 重庆大学 | Short space internal drilling pile-forming apparatus |
| CN106761405A (en) * | 2017-01-19 | 2017-05-31 | 中铁工程装备集团有限公司 | A kind of high-accuracy multifunctional horizontal spiral drilling machine |
| CN208441776U (en) * | 2018-06-11 | 2019-01-29 | 中铁工程装备集团有限公司 | A kind of small-sized pile-formation machine of short formula |
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| Publication number | Publication date |
|---|---|
| CN108798506A (en) | 2018-11-13 |
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