CN101086160B - Rotary-digging stillage truck - Google Patents
Rotary-digging stillage truck Download PDFInfo
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- CN101086160B CN101086160B CN2007100573060A CN200710057306A CN101086160B CN 101086160 B CN101086160 B CN 101086160B CN 2007100573060 A CN2007100573060 A CN 2007100573060A CN 200710057306 A CN200710057306 A CN 200710057306A CN 101086160 B CN101086160 B CN 101086160B
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- voussoir
- sleeve pipe
- group
- hydraulic motor
- annular tube
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Abstract
The invention discloses a rotary digging stillage truck which combines the annular tube drill and spiral drill into one unit. The spiral drill is installed at the centre of annular tube, the driller pore-creating system consists of spiral drill and its dynamic device, annular tube and its driving device of axial piston hydraulic motor. The high-pressure oil pushes plunger slide on the swash plate through oil-distributing disc to drive the cylinder body make rotary motion. The piston hydraulic motor drives annular tube rotating. The brake devices of annular tube consist of hydraulic cylinder and wedge and springs, the brake devices are installed on the basic platform and in the piston hydraulic motor separately. The hydraulic cylinder pushes the annular tube feeding and the lower end surface of annular tube is welded with knife head. The annular tube can be divided into several sections and the sections are connected with pipe adaptors. The effects of the invention are: the annular tube drill and the spiral drill process the drilling operation at the same time, due to the filling pile is supported by the annular tube after the spiral drill gets out, the casting is processing when the annular tube is lifting, thereby the underground soil or rock will not collapse. The pile-completing efficiency is increased substantially, and the key is that it ensures the pile-completing quality and reduces the waste of concrete.
Description
Technical field
The invention belongs to the engineering machinery manufacturing, be specifically related to Sleeve drill and auger and be the bore forming machinery of one.
Background technology
The drill-pouring concrete stake is the main contents of this type of engineering in major workss such as railway, highway and city rail constructions, and currently used construction machinery mostly is the single function machine tool, as revolves and dig brills, diving brill etc.The function that this machinery has pore-forming to fetch earth, but if when running into underground unstable geology situation such as loose sandy soil, soft moulding and viscous soil horizon that stream is moulded and loose rubble class soil layer, then penetration rate slows down downwards, and the hole of collapsing easily, and this will cause very big influence to the cement injection stake.The present invention digs revolving of original simple function drilling machines such as brill, diving brill and is designed to Sleeve drill and auger and is one, and promptly Sleeve drill pierces earlier, and auger fetches earth therein, and when injecting concrete, the Sleeve drill limit is withdrawn from marginal not and gone into concrete.This measure has not only reduced concrete waste, and what is more important will be enhanced productivity under the prerequisite of the quality that guarantees pile greatly, shortens construction period.The present invention and original technology of digging brill, diving brill of revolving contrast as following table.
Summary of the invention
The purpose of this invention is to provide a kind ofly with Sleeve drill and auger be the pile unit of one, also be called rotary-digging stillage truck.
Describe below in conjunction with 1～4 pair of structural principle of the present invention of accompanying drawing.As shown in drawings, the present invention is made up of four parts.First is the support as chassis of basic platform and frame, and frame is installed on the basic platform.Second portion is the auger part; Third part is the Sleeve drill part; The 4th part is a gate-type lifting part.
Essence of the present invention is by the axial-piston hydraulic motor forming sleeves brill of auger stem and actuating unit, sleeve pipe and drive sleeve and auger and is the pile forming machine of one (as Fig. 1).Hydraulic motor output shaft is connected with pinion, and pinion is meshed with gear wheel, and gear wheel is installed in the casing and by the support of bearing as it.End cap is installed on the casing, and spacing to bearing.The auger stem of band feather key is installed in the hole of gear wheel.The actuating unit of forming auger stem by pinion, hydraulic motor, gear wheel: thus the fluid motor-driven pinion drives gear wheel rotation (as Fig. 2).The lifting of auger stem actuating unit is by the control of drilling rod hydraulic cylinder, and auger stem is installed on the center of sleeve pipe.Form the axial-piston hydraulic motor of drive sleeve by piston shoes, swash plate, backhaul dish, plunger, block, cylinder body, hydraulic motor shell, sleeve, radial bearing, thrust bearing and oil distribution casing, the rotation of plunger hydraulic motor drive sleeve.The piston shoes upper surface links to each other with plunger lower end spherical hinge, and piston shoes are arranged in the backhaul dish, piston shoes bottom surface and swash plate sliding-contact.Block is loaded on the cylinder body, and sleeve is embedded in the hydraulic motor shell inwall, plays the bearing position-limiting action.Radial bearing and thrust bearing are housed between cylinder body and the hydraulic motor shell.Radial bearing plays rotation centering effect, and bears the plunger hydraulic motor radial load.Thrust bearing is born the axial force of plunger hydraulic motor.Oil distribution casing is positioned at the top (as Fig. 3) of cylinder body.Auger stem is installed on the center of sleeve pipe, and auger stem is by auger and drilling rod is welded together constitutes.By the axial-piston hydraulic motor forming sleeves brill and the auger of auger stem and actuating unit, sleeve pipe and drive sleeve be the pile forming machine of one.Hydraulic oil promotes plunger by oil distribution casing, and cylinder body is done gyration thereby plunger slides drive on swash plate, and the lower end of plunger links to each other with spherical hinge with piston shoes.Piston shoes are installed in the backhaul dish, and piston shoes can slide on swash plate.Two ends up and down at sleeve pipe are respectively equipped with check mechanism, and set its structure of check mechanism of sleeve pipe upper and lower end is basic identical.By the lifting of sleeve pipe hydraulic cylinder control sleeve pipe, sleeve pipe bottom face be welded with cutter head along circumference and form Sleeve drill.Because engineering piling reaches tens of rice deeply, so sleeve pipe can be divided into several sections, except that sleeve pipe bottom is welded with cutter head as the Sleeve drill, each section sleeve pipe is not welded with cutter head, connects with union between each section sleeve pipe.Same auger stem also is made up of augers and drilling rod two parts, and drilling rod is divided into several sections, and two ends of drill is processed with the negative and positive screw thread respectively, passes through thread connection between each section drilling rod.The check mechanism of auger stem and the check mechanism of sleeve pipe are equipped with oil cylinder, voussoir and spring etc., for sake of clarity is divided into two groups with oil cylinder, voussoir and spring.
Set its structure of check mechanism in sleeve pipe upper end is: the check mechanism of being made up of first group oil cylinder and first group of voussoir and first group of spring is installed in the plunger hydraulic motor.First group of voussoir comprises that two inclined-planes of voussoir one and two, the first groups of voussoirs of voussoir contact.The another side of voussoir one is provided with first group of spring, and first group of spring is fixed in cylinder body, and the another side and the sleeve pipe of voussoir two are adherent.The first group oil cylinder lower end links to each other with voussoir one hinge, and first group oil cylinder application of force promotion voussoir one moves down and makes voussoir two wedging sleeve pipes during braking; Move voussoir two under the effect of first group of spring, reset (as Fig. 3) when unclamping on first group oil cylinder pulling voussoir one.The check mechanism of being made up of second group oil cylinder, second group of voussoir and second group of spring is fixed on the basic platform by Der Bremssattel.Second group of voussoir comprises voussoir three and voussoir four.Check mechanism that the sleeve pipe lower end is set and upper end difference only are that check mechanism is installed on (Fig. 1 bottom) on the basic platform, and other structure is identical with the upper end braking.That is: voussoir three contacts with two inclined-planes of voussoir four, and the another side of voussoir three is provided with second group of spring, and second group of spring is fixed in cylinder body, and the another side and the sleeve pipe of voussoir four are adherent.The second group oil cylinder lower end links to each other with voussoir three hinges, and second group oil cylinder application of force promotion voussoir three moves down and makes voussoir four wedging sleeve pipes during braking; Move on second group oil cylinder pulling voussoir three when unclamping, voussoir four resets under the effect of second group of spring.She Ji purpose is that the lower end sleeve pipe need be fixed when the needs splicing sleeve like this.
The top of auger stem is wire rope fixedly, and wire rope is walked around pulley and is connected and fixed on hoist engine by cantilever support, realizes the lifting of auger stem by the positive and negative rotation of hoist engine.Crane support frame, crane way, electric block are formed portal crane, and electric block can move along crane way directions X or Y direction.Crawler belt drags basic platform and moves, and realizes revolving digging the station replacing of (being called pier in the construction).
Description of drawings
Fig. 1 is a theory of mechanics structure chart of the present invention.
Fig. 2 is the enlarged drawing of auger stem actuating unit part among Fig. 1.
Fig. 3 bores the enlarged drawing of actuating unit part for Fig. 1 middle sleeve.
Fig. 4 is the chassis integral body of the embodiment of the invention.
Among the figure: basic platform-1, frame-2, auger stem-3, pinion-4, hydraulic motor-5, gear wheel-6, casing-7, end cap-8, bearing-9, drilling rod hydraulic cylinder-10, wire rope-11, pulley-12, cantilever support-13, hoist engine-14, sleeve pipe-15, piston shoes-16, swash plate-17, backhaul dish-18, plunger-19, block-20, cylinder body-21, pump case-22, sleeve-23, radial bearing-24, thrust bearing-25, oil distribution casing-26, oil cylinder-27, voussoir-28, spring-29, sleeve pipe hydraulic cylinder-30, Der Bremssattel-31, cutter head-32, union-33, traveling crawler-34, crane support frame-35, crane way-36, electric block-37.
The specific embodiment
The present invention is described further with concrete form of construction work by the following examples.Constitute rotary-digging stillage truck by two or more Sleeve drills and auger with for the pile forming machine of one combines,, form rotary-digging stillage truck by five pile forming machines, as shown in Figure 4 present embodiment.The casing diameter of present embodiment is 1.3m.Sleeve pipe 15 is formed by 10 sections, so 60 meters of sleeve pipe length overalls, connects as one by union.In like manner auger stem 3 threaded parts (drill bit) highly are 2 meters, with drilling rod formation auger stem welded together.Drilling rod is divided into 10 sections, 6 meters of every segment lengths.With the actuating unit of auger stem promptly: pinion 4, hydraulic motor 5, gear wheel 6 etc. are installed on the rack rail by shown in Figure 1, and incorporating mill frame upper cylinder connects.Gear wheel 6 relies on the keyhole of gear wheel to connect with auger stem 3.The auger stem top is fixed with wire rope 11 and is connected to hoist engine 14 by pulley 12 grades.
The sleeve pipe that at first first segment is welded with alloy cutter head is put into axial-piston hydraulic motor, then first segment auger stem threading is bored.Adjust the design centre, position, centrally aligned hole (stake position) of auger stem and sleeve pipe.When starting working, the action earlier of the check mechanism (i.e. the first group oil cylinder 27-1 and voussoir one 28-1, voussoir two 28-2 and first group of spring 29-1) of sleeve pipe upper end, with sleeve pipe chucking and rotation, the check mechanism of sleeve pipe lower end (i.e. the second group oil cylinder 27-2 and voussoir three 28-3, voussoir four 28-4 and second group of spring 29-2) unclamps.This moment the sleeve pipe hydraulic motor promote Sleeve drill, the drilling rod hydraulic motor promotes auger and creeps into operation simultaneously because Sleeve drill is opposite with the auger direction of rotation, thus underground clod not the cracked ends helical duct discharge ground.When the first segment sleeve pipe reached certain depth, Sleeve drill and auger stopped to revolve digging simultaneously, by the check mechanism of sleeve pipe (or Sleeve drill) lower end sleeve pipe were tightened, and with wire rope 11 auger stem 3 were pulled out.Install second sleeve pipe this moment additional, is connected and fixed with union between two sleeve pipes; In like manner auger stem relatively also will install second section drilling rod additional, and then with auger stem 3 threadings 15.The sleeve pipe check mechanism is identical with operation first, and promptly the check mechanism of sleeve pipe lower end unclamps, and the check mechanism of sleeve pipe upper end is with sleeve pipe chucking and rotation, and Sleeve drill and auger creep into simultaneously to revolve and dig.When revolve dig reach projected depth after, Sleeve drill and auger stop operation simultaneously, promptly the check mechanism of sleeve pipe upper end unclamps sleeve pipe, the check mechanism of sleeve pipe lower end tightens sleeve pipe, with wire rope the segmentation dismounting is pulled out in the auger stem segmentation.Irritate stake hole operation this moment and finish, concrete can be injected.Promote sleeve pipe during fluid concrete while building.Be that concreting 2～3 meters the time, is slowly carried pipe according to the speed of concreting by the sleeve pipe hydraulic cylinder to sleeve pipe, make to keep 2～3 meters concrete height in the sleeve pipe; When union exposed the job platform certain altitude, the dismounting union also shifted out (ground) sleeve pipe, reinforcing cage is sent into a filling stake hole carry out concreting, repeated above-mentioned operation, finished until building.After whole pier all piles is built and finished, utilize crawler travel, repeat above-mentioned whole operation, all finish until whole engineering to next pier.
Effect of the present invention is: Sleeve drill and auger creep into operation simultaneously, because auger stem is released the rear stake hole of filling with collar supports are arranged, and promote sleeve pipe while building, so underground earth or rock can not subside. Not only pile efficient is greatly improved, and key is to have guaranteed pile quality and has reduced concrete waste.
Claims (9)
1. rotary-digging stillage truck, has basic platform (1), frame (2), auger stem (3), pinion (4), hydraulic motor (5), gear wheel (6), casing (7), end cap (8), bearing (9), drilling rod hydraulic cylinder (10), wire rope (11), pulley (12), cantilever support (13), hoist engine (14), radial bearing (24), thrust bearing (25), oil distribution casing (26), oil cylinder (27), voussoir (28), spring (29), sleeve pipe hydraulic cylinder (30), Der Bremssattel (31), cutter head (32), union (33), crawler belt (34), crane support frame (35), crane way (36), electric block (37), basic platform (1) and frame (2) are as the support of chassis, frame (2) is installed on the basic platform (1), by described crane support frame (35), crane way (36), electric block (37) is formed portal crane, electric block (37) can move along crane way (36) directions X or Y direction
It is characterized in that: the output shaft of hydraulic motor (5) is connected with pinion (4), pinion (4) and gear wheel (6) engagement, gear wheel (6) is installed in the casing (7) and by the support of bearing (9) as gear wheel, it is last and spacing to bearing (9) that end cap (8) is installed on casing (7), the auger stem (3) of band feather key is installed in the hole of gear wheel (6), by pinion (4), hydraulic motor (5), gear wheel (6) is formed the actuating unit of auger stem (3), hydraulic motor (5) driving pinion (4) thus drive gear wheel (6) rotation, the lifting of auger stem (3) actuating unit is controlled by drilling rod hydraulic cylinder (10), auger stem (3) is installed on the center of sleeve pipe (15), by piston shoes (16), swash plate (17), backhaul dish (18), plunger (19), block (20), cylinder body (21), hydraulic motor shell (22), sleeve (23), radial bearing (24), thrust bearing (25) and oil distribution casing (26) are formed the axial-piston hydraulic motor of drive sleeve (15), plunger hydraulic motor drive sleeve (15) rotation, piston shoes (16) upper surface links to each other with plunger (19) lower end spherical hinge, piston shoes (16) are arranged in backhaul dish (18), piston shoes (16) bottom surface and swash plate (17) sliding-contact, block (20) is loaded on the cylinder body (21), sleeve (23) is embedded in hydraulic motor shell (22) inwall, radial bearing (24) and thrust bearing (25) are housed between cylinder body (21) and the hydraulic motor shell (22), oil distribution casing (26) is positioned at the top of cylinder body (21), hydraulic oil promotes plunger (19) by oil distribution casing (26), plunger (19) is gone up the drive cylinder body (21) that slides at swash plate (17) and is done gyration, the lower end of plunger (19) links to each other with spherical hinge with piston shoes (16), piston shoes (16) are installed in the backhaul dish (18), piston shoes (16) can be gone up at swash plate (17) and slide, two ends up and down at sleeve pipe (15) are respectively equipped with check mechanism, by the lifting of sleeve pipe hydraulic cylinder (30) control sleeve pipe (15), sleeve pipe (15) bottom face be welded with cutter head (32) along circumference and form Sleeve drill.
2. according to the described rotary-digging stillage truck of claim 1, it is characterized in that check mechanism that described sleeve pipe (15) upper end is provided with is made up of first group oil cylinder (27-1) and first group of voussoir and first group of spring (29-1) is installed in the plunger hydraulic motor, first group of voussoir comprises voussoir one (28-1) and voussoir two (28-2), two inclined-planes of first group of voussoir contact, the another side of voussoir one (28-1) is provided with first group of spring (29-1), first group of spring (29-1) is fixed in cylinder body (21), the another side of voussoir two (28-2) and sleeve pipe (15) are adherent, first group oil cylinder (27-1) lower end links to each other with voussoir one (28-1) hinge, first group oil cylinder (27-1) application of force promotion voussoir one (28-1) moves down and makes voussoir two (28-2) wedging sleeve pipe (15), move on first group oil cylinder (27-1) the pulling voussoir one (28-1), voussoir two (28-2) resets under first group of spring (29-1) effect.
3. according to the described rotary-digging stillage truck of claim 1, it is characterized in that check mechanism that described sleeve pipe (15) lower end is provided with is made up of by Der Bremssattel (31) second group oil cylinder (27-2) and second group of voussoir and second group of spring (29-2) is installed on the basic platform (1), second group of voussoir comprises voussoir three (28-3) and voussoir four (28-4), two inclined-planes of second group of voussoir contact, the another side of voussoir three (28-3) is provided with second group of spring (29-2), second group of spring (29-2) is fixed in cylinder body (21), the another side of voussoir four (28-4) and sleeve pipe (15) are adherent, second group oil cylinder (27-2) lower end links to each other with voussoir three (28-3) hinge, second group oil cylinder (27-2) application of force promotion voussoir three (28-3) moves down and makes voussoir four (28-4) wedging sleeve pipe (15), move on second group oil cylinder (27-2) the pulling voussoir three (28-3), voussoir four (28-4) resets under second group of spring (29-2) effect.
4. according to the described rotary-digging stillage truck of claim 1, it is characterized in that by the axial-piston hydraulic motor forming sleeves brill and the auger of described auger stem (3) and actuating unit, described sleeve pipe (15) and drive sleeve (15) and be the pile forming machine of one.
5. according to the described rotary-digging stillage truck of one of claim 1～4, it is characterized in that described sleeve pipe (15) is divided into several sections, except that sleeve pipe bottom, each section sleeve pipe is not welded with cutter head, connects with union (33) between described each section sleeve pipe.
6. according to the described rotary-digging stillage truck of one of claim 1～4, it is characterized in that described auger stem (3) is made up of augers and drilling rod two parts, drilling rod is divided into several sections, and each section passes through thread connection.
7. according to the described rotary-digging stillage truck of claim 5, the diameter that it is characterized in that described sleeve pipe (15) is 0.8～2.5m.
8. according to the described rotary-digging stillage truck of claim 1, the top that it is characterized in that described auger stem (3) is wire rope (11) fixedly, and wire rope (11) is walked around pulley (12) and is connected and fixed on hoist engine (14) by cantilever support (13).
9. according to the described rotary-digging stillage truck of claim 1, it is characterized in that dragging basic platform (1) by described crawler belt (34) moves, and realizes revolving the replacing of digging station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100573060A CN101086160B (en) | 2007-05-10 | 2007-05-10 | Rotary-digging stillage truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100573060A CN101086160B (en) | 2007-05-10 | 2007-05-10 | Rotary-digging stillage truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101086160A CN101086160A (en) | 2007-12-12 |
| CN101086160B true CN101086160B (en) | 2010-11-24 |
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ID=38937307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100573060A Expired - Fee Related CN101086160B (en) | 2007-05-10 | 2007-05-10 | Rotary-digging stillage truck |
Country Status (1)
| Country | Link |
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| CN (1) | CN101086160B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016179774A1 (en) * | 2015-05-11 | 2016-11-17 | 徐州徐工基础工程机械有限公司 | Power head of rotary drilling rig and rotary drilling rig |
| CN111101853B (en) * | 2019-12-31 | 2021-05-11 | 中铁二十四局集团有限公司 | Low-clearance sleeve rotary excavating system and method |
| CN111152209B (en) * | 2020-01-09 | 2022-07-19 | 吉林大学 | Line-driven bionic soft manipulator |
| CN114673171B (en) * | 2022-05-30 | 2022-10-25 | 徐州徐工基础工程机械有限公司 | Ultra-deep annular section rock breaking and milling construction equipment and construction method |
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2007
- 2007-05-10 CN CN2007100573060A patent/CN101086160B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101086160A (en) | 2007-12-12 |
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