CN105464590A - Heavy-load earth grabbing and hole drilling device - Google Patents
Heavy-load earth grabbing and hole drilling device Download PDFInfo
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- CN105464590A CN105464590A CN201510270456.4A CN201510270456A CN105464590A CN 105464590 A CN105464590 A CN 105464590A CN 201510270456 A CN201510270456 A CN 201510270456A CN 105464590 A CN105464590 A CN 105464590A
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Abstract
The invention relates to the field of piling equipment and discloses a heavy-load earth grabbing and hole drilling device which comprises a drill bit module and a winch. The winch is connected with a drill bit through a steel wire rope, power is transmitted through the steel wire rope, and the drill bit module comprises a drill bit component, a supporting component, a downwards-jacking component and an unloading and hanging component. The hole drilling device of the structure can transmit higher power, has obvious piling effect, is simple and convenient in structure, easy to carry and low in production cost, can be mounted on a small transportation vehicle, can also be mounted on a turnplate and is convenient for unloading and transporting earth and stone like an excavator and suitable for various piling environments.
Description
Technical field
The present invention relates to the building machinery field of piling rig, the weight particularly relating to a kind of dark base well wire rope transfers power grabs earth boring auger aperture apparatus.
Background technology
Piling work is common in the building operations such as various road and bridge, house, dykes and dams.More and more become requisite link in building, highway, bridge construction.
Boring pile driving equipment of the prior art mainly contains drilling rod and transmits rushing to grab and boring piling etc. of the Spiral digging machine of power, diesel hammer and wire rope transfers power.Drilling rod transmits the Spiral digging machine of power by augers boring piling.This machine broach piling is effective, and efficiency is high.But the punching degree of depth limits by bull stick length, and drive apparatus is heavy, can not be suitable for darker piling, and mobile transport inconvenience.Diesel hammer piling efficiency is high, but heaviness equally very, and noise severe contamination environment, the safety of building near vibrations have a strong impact on.If above two kinds of pile driving equipments will increase its driving depth, equipment must be increased.Equipment is too high, easily topples over and causes security incident.The advantage that brill is grabbed in punching is with light wire rope transfers power, increase the length that drilling depth only need increase wire rope, increasing device hardly, but wire rope can only transmit pulling force, and can not transmitting thrust, the weight of drill bit is increased so just have to, the drill bit that necessary pull-up is heavy, drill bit impulse force is utilized to drive piles, the higher piling effect of drill bit heavier freely falling body height is better, adopt tripod fastening so have to, thus can not be suitable for the operation of small space, and clash into the safety that vibrations may have influence on existed building.Therefore, light in the urgent need to one both safety in production, rig energy-efficient again.
Summary of the invention
The invention provides a kind of weight and grab earth boring auger aperture apparatus, overcome the deficiencies in the prior art, make full use of the light feature of wire rope transfers power, adopt rope belt running block, produce the downforce being far longer than lineoutofservice signal pull, drill bit is more easily buried, buries darker, piling efficiency is higher, better effects if.
The technical solution adopted in the present invention is:
A kind of weight grabs earth boring auger aperture apparatus, and comprise drilling head module and hoist engine, described hoist engine connects drilling head module by wire rope, and wire rope is for transmitting power.
Described drilling head module comprises: drill bit assembly, supporting component, lower top component and unload hanging component.
Described drill bit assembly comprises becket bridle (23) and drill bit folding stay cord (22) under taper bit (27), drill bit shaft (26), drill bit frame (24), drill bit folding.Wherein taper bit (27) comprises two lobes and indulges a part of cutting with upper conical, and it closes formation taper.Wherein drill bit frame (24) be template, cast, cylindricality composition branched structure or distressed structure, center is fixedly connected on the lower end of the pressure column (16) of a smooth-sided compression candles.Wherein drill bit shaft (26) is the cylindrical pivot pin being rotationally connected taper bit (27) and drill bit frame (24) branches end.Wherein drill bit folding stay cord (22) is the elastic drag rope connecting becket bridle (20) and becket bridle (23) under the upper drill bit folding of taper bit (27) in the drill bit folding on bracing frame (21).Wherein under drill bit folding, becket bridle (23) is fixedly connected on the annular of taper bit (27) medial surface, hook-type or pass structure.
Described supporting component comprises becket bridle (20) in bracing frame (21), supporting arm base (18), support arm (15), bracing frame pulley base (17), bracing frame pulley (25), drill bit folding, wire rope draw ring (19), a hand supporting seat (13), supports seat (12) and supporting spring (11) outside hand (14), supporting spring.Bracing frame (21) is wherein the ring cylinder prescinding a paxilla formation at a cylinder center, and bracing frame (21) is enclosed within pressure column (16) appearance, and can slide in pressure column (16) appearance.Bracing frame (21) external surface is fixedly connected with supporting arm base (18), bracing frame pulley base (17), becket bridle (20) in drill bit folding, wire rope draw ring (19), at the medial surface of bracing frame (21), and parallelly with bottom surface open an arc groove, i.e. translot (29), ball (30) is equipped with in translot (29) the inside, bracing frame (21) lateral surface has a hole to lead to translot (29), it is entrance ball (30) being put into translot (29), close with screw rod or other column again after putting into ball (30), if translot (29) is sectioned along the axle of bracing frame (21) and the plane at radial direction place, translot (29) cross section, place semicircular in shape groove, the radius of radius ratio ball (30) is slightly large.Ball (30) has half in the translot (29) of bracing frame (21), second half is in the annular groove (28) of pressure column (16) lateral surface, ball (30) rolls simultaneously in annular groove (28) and in translot (29), is namely in the joining of annular groove (28) and translot (29).Bracing frame pulley base (17) is provided with bracing frame pulley (25) by pivot pin.Supporting arm base (18) is rotationally connected the head end of support arm (15) by pivot pin.It is cylindrical for wherein supporting hand (14) or the vertical of polygon tubular cuts a part, support hand (14) Nei Biao and be fixedly connected with a hand supporting seat (13) and the outer seat (12) of supporting spring, prop up hand supporting seat (13) is rotationally connected support arm (15) end by pivot pin, the outer seat (12) of supporting spring is rotationally connected the outer end of supporting spring (11) by pivot pin.The inner ends thereof of supporting spring (11) is connected in the supporting spring inner seat (9) on upper frame (7), if the supporting arm base (18) when ball (30) arrives high of the bottom of annular groove (28) and the distance between supporting spring inner seat (9) are a, the length of support arm (15) is b, the natural length of supporting spring (11) is c, supporting arm base (18) when ball (30) arrives the highest summit of annular groove (28) and the distance between supporting spring inner seat (9) are d, so a, b, c, the length of d meets: a > b+c, b > c+d.
Described lower top component comprises upper frame (7), pressure column (16), upper frame pulley base (8), upper frame pulley (10), supporting spring inner seat (9), normotopia pulley base (4) and normotopia pulley (5).Wherein upper frame (7) is cylindricality or tabular, tubulose, column branched structure, upper frame (7) lateral surface is fixedly connected with upper frame pulley base (8), supporting spring inner seat (9), upper frame pulley (10) is installed in upper frame pulley base (8), supporting spring (11) is pivotally attached on upper frame (7) by supporting spring inner seat (9), the upper bottom surface of upper frame (7) is fixedly connected with normotopia pulley base (4), normotopia pulley base (4) is provided with normotopia pulley (5), the effect of normotopia pulley (5) is that the wire rope on top is on the central axis of equipment.Pressure column (16) is the column construction of smooth-sided compression candles, also can be the structure of the band groove parallel with central axis or projection, pressure column (16) bottom surface is fixedly connected with drill bit frame (24), upper bottom surface is fixedly connected with upper frame (7), pressure column (16) lateral surface is milled with the reversed cardioid annular groove (28) of recessed cylinder, in each corner of annular groove (28), can roll along annular groove (28) according to clockwise or counter clockwise direction to allow ball (30), roll along clockwise direction in annular groove (28) as selected ball (30), then in upper end, the outer rim highest point of annular groove (28) is on the right side of inner edge highest point, namely the upper limb peak of groove is on the right side of lower edge peak, the high point in lower end is then contrary, in two pole low spots of lower end, that the outer rim pole lower of annular groove (28) is in the left side of pole, inner edge lower, namely the lower edge pole low spot of groove is on the left of the low spot of upper limb pole, if select ball (30) to roll in the counterclockwise direction in annular groove (28), then the inner edge of each corner and outer rim situation contrary to the above, namely annular groove (28) becomes the mirror image figure in the present embodiment, annular groove (28) is everywhere perpendicular to the cross section semicircular in shape groove of groove, radius ratio ball (30) radius is slightly large.
Unload suspension mechanism to comprise and unload extension dish (2), unload and hang neck (3) and wire rope hole (6).Unload and hang neck (3) and be fixedly connected with and unload extension dish (2) and upper frame (7).
The embodiment of the present invention provides a kind of weight to grab earth boring auger aperture apparatus, described drill bit apparatus is by wire rope transfers power, when wire rope is carried, by the effect of the assembly pulley on bracing frame (21) and upper frame (7), less lineoutofservice signal pull is transformed into the powerful pulling force between bracing frame (21) and upper frame (7), support hand (14) automatically to expand outwardly, prop up the borehole wall, under the effect of support arm (15), bracing frame (21) no longer rises, so upper frame (7) pushes up, force pressure column (16) to pressing down drill bit downwards.Compared to the pile driving equipment of prior art, larger power can be transmitted, piling successful, and features simple structure is easily carried, cost of production is low, can be contained on minitype carrier vehicle, and can be arranged on rotating disk, equally with excavator conveniently unload muck haulage stone, be applicable to various piling environment.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is embodiment of the present invention structural representation full figure.
Fig. 2 is bracing frame and pressure column Anatomical Structure figure.
1-wire rope, 2-unloads extension dish, 3-unloads extension neck, 4-normotopia pulley base, 5-normotopia pulley, 6-wire rope hole, 7-upper frame, 8-upper frame pulley base, 9-supporting spring inner seat, 10-upper frame pulley, 11-supporting spring, the outer seat of 12-supporting spring, 13-props up hand supporting seat, 14-supports hand, 15-support arm, 16-pressure column, 17-bracing frame pulley base, 18-supporting arm base, 19-wire rope draw ring, becket bridle in the folding of 20-drill bit, 21-bracing frame, 22-drill bit folding stay cord, becket bridle under the folding of 23-drill bit, 24-drill bit frame, 25-bracing frame pulley, 26-drill bit shaft, 27-taper bit, 28-annular groove, 29-translot, 30-ball.
Detailed description of the invention
For realizing the object of the embodiment of the present invention, technical scheme and advantage are clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, carry out clear to the technical scheme in the embodiment of the present invention, intactly describe, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments, parts are fixedly connected with, no matter be adopt to be welded to connect, bolt nut connects and other any connected mode, all belong to technology of the present invention, based on the embodiment in the present invention, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of weight to grab earth boring auger aperture apparatus, comprises drilling head module and hoist engine, and described hoist engine connects drilling head module by wire rope, and for providing power, described drilling head module comprises: wire rope (1), unload extension dish (2), unload and hang neck (3), normotopia pulley base (4), normotopia pulley (5), wire rope hole (6), upper frame (7), upper frame pulley base (8), supporting spring inner seat (9), upper frame pulley (10), supporting spring (11), the outer seat (12) of supporting spring, prop up hand supporting seat (13), support hand (14), support arm (15), pressure column (16), bracing frame pulley base (17), supporting arm base (18), wire rope draw ring (19), becket bridle (20) in drill bit folding, bracing frame (21), drill bit folding stay cord (22), becket bridle (23) under drill bit folding, drill bit frame (24), bracing frame pulley (25), drill bit shaft (26), taper bit (27), annular groove (28), translot (29), ball (30).It is huge, expensive that the present embodiment pile driving rig overcomes existing pile driving equipment, and driving depth restricts and affects existing building, and can not adapt to the technical problem of operation in narrow space.
Reference Fig. 1, Fig. 1 are embodiment of the present invention structural representation full figure.Described in the embodiment of the present invention, drill bit apparatus comprises: drill bit assembly, supporting component, lower top component and unload hanging component.
Assembling process mainly comprises three and walks greatly, one is: from the inside surface drilling in translot (29) position that bracing frame (21) lateral surface is corresponding, the size in aperture is as the criterion can put ball (30) into, bracing frame (21) is enclosed within pressure column (16) from the upper end of pressure column (16) or lower end, make translot (29) crossing at ball load hole place with annular groove (28), load ball (30), hole put into by closed ball, upper frame (7) and drill bit frame (24) is fixedly connected on the two ends up and down of pressure column (16).Two are: be connected to by one end pivot pin of support arm (15) on supporting arm base (18), hand (14) is connected to support arm (15) other end by pivot pin will be supported, supporting spring (11) one end is connected on the outer seat (12) of supporting spring by pivot pin, the other end of supporting spring (11) is connected in supporting spring inner seat (9) by pivot pin, bracing frame pulley base (17) and upper frame pulley base (8) install pulley, the two ends of drill bit folding stay cord (22) to be fixedly connected under drill bit folding on becket bridle (23) and drill bit folding on becket bridle (20).Three is the wire rope (1) from hoist engine, through unloading extension dish (2) and unload hang neck (3) axle center after, walk around normotopia pulley (5), through wire rope hole (6), walk around upper frame pulley (10), bracing frame pulley (25), upper frame pulley (10), bracing frame pulley (25) successively, so, last end is fixedly connected on bracing frame (21) by wire rope draw ring (19).
In the course of the work, extension unloads device (prior art, do not draw) hook and unload extension dish (2), hoist engine loosens wire rope, bracing frame (21), support hand (14) and support arm (15) move down under gravity, until bracing frame (21) arrive or close to pressure column (16) bottom, ball (30) arrives the right of annular groove (28) bottom, then wire rope (1) is carried on, pressure column (16) upward sliding, ball (30) rolls to upper left and enters the middle high point in bottom, bracing frame no longer on move, be kept closer to the lower end of pressure column (16), now drill bit folding stay cord (22) loosens, taper bit (27) opens, under the effect of supporting spring upwards inside pulling force, support hand (14) to draw close to pressure column (16), support hand position diameter and be less than holed aperture, transfer wire rope (1), equipment enters in stake holes, after at the bottom of arrival hole, continue to loosen wire rope (1), connect the steel wire rope looseness of upper frame (7) and bracing frame (21), bracing frame (21), support arm (15), support hand (14) and supporting spring (11) are under gravity, bracing frame (21) is glided, so ball (30) scrolls beneath left, until ball (30) arrives pole, the left side low spot of annular groove (28), now supporting spring (11) is outer low and inner high, then pull-up wire rope (1), the wire rope (1) be connected between bracing frame (21) and upper frame (7) tightens up, ball (30) now can roll in the left side groove of annular groove (28), so bracing frame moves by (21), now supporting spring (11) gradually becomes level by outer low and inner high, the active force of supporting spring (11) becomes downwardly towards outer thrust by original upwards inside pulling force gradually, so support hand (14) to open gradually, until after supporting hand (14) withstanding the borehole wall, owing to supporting the effect of the frictional force between hand (14) and the borehole wall, make support hand (14) no longer on move, bracing frame (21) also just can not in stake holes on move, continue pull-up wire rope (1), under the effect of bracing frame (21) with the wire rope of upper frame (7), upper frame (7) is forced to produce huge downforce, upper frame (7) is by pressure column (16) top pressure drill bit frame (24) downwards, force in the native stone at the bottom of the downward access aperture of drill bit, simultaneously, along with bracing frame (21) moves relative on pressure column (16), bracing frame (21) pulls taper bit (27) to close gradually by drill bit folding stay cord (22), native stone is caught, until ball (30) arrives peak along annular groove (28), supporting spring (11) becomes interior low outer height gradually, supporting spring (11) produces downwardly towards interior pulling force, simultaneously because the length of support arm (15) is greater than the natural length of supporting spring (11), now supporting spring (11) is reduced by outside thrust gradually gradually to the active force supporting hand, then become gradually again downwardly towards interior pulling force, reduce gradually so support hand (14) place diameter, until the diameter supporting hand place is less than bored aperture, bracing frame (21) is made to leave the borehole wall, carrying wire rope (1) on now continuing proposes outside stake holes by equipment together with the native stone that taper bit (27) is grabbed, until unload extension neck (3) extension entered above to unload device (prior art, not shown in FIG.), unload extension dish (2) to be unloaded device by extension and hook, then wire rope (1) is transferred, wire rope (1) between upper frame (7) and bracing frame (21) becomes slack, in taper bit (27), bracing frame (21), under the Action of Gravity Field of support arm (15) and support hand (14), bracing frame (21) moves down, ball (30) enters in the right side groove of annular groove (28), and roll downwards along the right side of annular groove (28), drill bit folding stay cord (22) relaxes, taper bit (27) opens under gravity, discharge the native stone of grabbing, until bracing frame (21) arrive or close to pressure column (16) bottom, ball (30) arrives the minimum point on annular groove (28) right side, then wire rope (1) is carried on, ball (30) upwards rolls left, enter the high point in centre of annular groove (28), continuation is carried wire rope (1), ball (30) is stuck in the high point of annular groove (28) lower end, bracing frame (21) no longer upward sliding, equipment by carry, until unload extension dish (2) again hang the self-lock switch unloaded in device in upper top, extension unloads device and automatically decontrols and unload extension dish (2), then wire rope (1) is transferred, equipment enters stake holes again, continue the work of next circulation.Also can be designed as ball (30) to roll in the counterclockwise direction at annular groove (28), then the rolling situation of ball in annular groove (28) is contrary to the above.
In hoist engine support front end, ground, one annular hollow cylinder is installed, hollow parts diameter with stake equal diameters of punching, before piling, first this annular hollow cylinder is placed in the position needing boring, the center of drill bit from then on annular hollow cylinder is put into, and supports the boring work that upper end is carried out in inner side that hand props up this annular hollow cylinder.
Claims (10)
1. a weight grabs earth boring auger aperture apparatus, comprise drilling head module and hoist engine, described hoist engine connects drilling head module by wire rope, and wire rope is for transmitting power, it is characterized in that: described drilling head module comprises: drill bit assembly, supporting component, lower top component and unload hanging component
Described unloading on hanging component has wire rope hole (6), unloads the upper end that hanging component is fixedly connected on lower top component;
Described lower top component comprises upper frame (7) and pressure column (16), upper frame (7) surface is fixedly connected with upper frame pulley base (8) and supporting spring inner seat (9), upper frame pulley base (8) is provided with upper frame pulley (10), the lower end of pressure column (16) is fixedly connected with drill bit frame (24), and pressure column (16) upper end is fixedly connected with upper frame (7);
Described supporting component comprises bracing frame (21), support arm (15), support hand (14) and supporting spring (11), bracing frame (21) is a hollow cylinder, bracing frame (21) is enclosed within the lateral surface of pressure column (16), bracing frame (21) surface is fixedly connected with supporting arm base (18) and bracing frame pulley base (17), supporting arm base (18) is rotationally connected one end of support arm (15), the other end of support arm (15) is rotationally connected and supports hand (14), support hand (14) and be rotationally connected supporting spring (11), supporting spring (11) is rotationally connected upper frame (7) by supporting spring inner seat (9), bracing frame pulley base (17) is provided with bracing frame pulley (25),
Described wire rope (1), head end is fixed on hoist engine, from the wire rope (1) of hoist engine, through unloading extension dish (2) and unload hang neck (3) axle center after, walk around normotopia pulley (5), through wire rope hole (6), walk around upper frame pulley (10), bracing frame pulley (25), upper frame pulley (10), bracing frame pulley (25) successively, last end is fixedly connected on bracing frame (21) by wire rope draw ring (19).
2. a kind of weight according to claim 1 grabs earth boring auger aperture apparatus, it is characterized in that: taper bit (27) medial surface has becket bridle (23) under drill bit folding, under drill bit folding, becket bridle (23) is fixedly connected on the annular of taper bit (27) medial surface, hook-type or pass structure.
3. a kind of weight according to claim 1 grabs earth boring auger aperture apparatus, it is characterized in that: the translot (29) opening a spill at the inner surface of bracing frame (21), the lateral surface of pressure column (16) has annular groove (28), and translot (29) is equipped with ball (30) with the joining place of annular groove (28).
4. a kind of weight according to claim 1 grabs earth boring auger aperture apparatus, it is characterized in that: it is cylindrical for supporting hand (14) or the vertical of polygon tubular cuts a part, support hand (14) inner surface and be fixedly connected with a hand supporting seat (13) and the outer seat (12) of supporting spring, prop up hand supporting seat (13) and be rotationally connected support arm (15) by pivot pin, the outer seat (12) of supporting spring is rotationally connected the outer end of supporting spring (11) by pivot pin.
5. a kind of weight according to claim 1 grabs earth boring auger aperture apparatus, it is characterized in that: upper frame (7) is cylindricality or tabular, tubulose, column branched structure, the upper bottom surface of upper frame (7) is fixedly connected with normotopia pulley base (4), normotopia pulley base (4) is provided with normotopia pulley (5).
6. a kind of weight according to claim 1 grabs earth boring auger aperture apparatus, it is characterized in that: pressure column (16) is column construction, also can be the structure of the band groove parallel with central axis or projection, pressure column (16) lateral surface be milled with the reversed cardioid annular groove (28) of recessed cylinder.
7. a kind of weight according to claim 1 grabs earth boring auger aperture apparatus, it is characterized in that: the branched structure that drill bit frame (24) is template, cast, cylindricality form or distressed structure.
8. a kind of weight according to claim 1 grabs earth boring auger aperture apparatus, it is characterized in that: in drill bit folding, becket bridle (20) is fixedly connected on annular, hook-type or the pass structure on bracing frame (21).
9. a kind of weight according to claim 1 grabs earth boring auger aperture apparatus, it is characterized in that: wire rope draw ring (19) is fixedly connected on annular, hook-type or the pass structure on bracing frame (21).
10. a kind of weight according to claim 1 grabs earth boring auger aperture apparatus, it is characterized in that: set distance between supporting arm base (18) when ball (30) arrives high of the bottom of annular groove (28) and supporting spring inner seat (9) as a, the length of support arm (15) is b, the natural length of supporting spring (11) is c, supporting arm base (18) when ball (30) arrives the highest summit of annular groove (28) and the distance between supporting spring inner seat (9) are d, so a, b, c, the length of d meets: a > b+c, b > c+d.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510270456.4A CN105464590B (en) | 2015-05-17 | 2015-05-17 | A kind of weight grabs earth boring auger aperture apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510270456.4A CN105464590B (en) | 2015-05-17 | 2015-05-17 | A kind of weight grabs earth boring auger aperture apparatus |
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| Publication Number | Publication Date |
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| CN105464590A true CN105464590A (en) | 2016-04-06 |
| CN105464590B CN105464590B (en) | 2018-11-06 |
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| CN201510270456.4A Active CN105464590B (en) | 2015-05-17 | 2015-05-17 | A kind of weight grabs earth boring auger aperture apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305758A (en) * | 2020-03-30 | 2020-06-19 | 华北水利水电大学 | Pile hammer of punching pile driver for building construction |
| CN116044305A (en) * | 2021-01-04 | 2023-05-02 | 成都欣皓地基基础工程有限责任公司 | Square pile drill bit and core component |
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| US3621923A (en) * | 1969-04-28 | 1971-11-23 | Pierre Jean Marie Theodore All | Automatic boring grab |
| CN2053664U (en) * | 1987-11-23 | 1990-02-28 | 甘肃送变电工程公司 | Drilling tool for enlarging pile hole |
| CN1091807A (en) * | 1993-02-19 | 1994-09-07 | 曹富强 | A kind of rig |
| CN104265164A (en) * | 2014-08-13 | 2015-01-07 | 国家电网公司 | Drilling, excavating and soil lifting device of plateau mountain land foundation pit excavation construction equipment |
| CN104295234A (en) * | 2014-09-19 | 2015-01-21 | 刘守进 | Long spiral extrusion bottom ramming pile machine and pile foundation pouring pile forming method |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3621923A (en) * | 1969-04-28 | 1971-11-23 | Pierre Jean Marie Theodore All | Automatic boring grab |
| CN2053664U (en) * | 1987-11-23 | 1990-02-28 | 甘肃送变电工程公司 | Drilling tool for enlarging pile hole |
| CN1091807A (en) * | 1993-02-19 | 1994-09-07 | 曹富强 | A kind of rig |
| CN104265164A (en) * | 2014-08-13 | 2015-01-07 | 国家电网公司 | Drilling, excavating and soil lifting device of plateau mountain land foundation pit excavation construction equipment |
| CN104295234A (en) * | 2014-09-19 | 2015-01-21 | 刘守进 | Long spiral extrusion bottom ramming pile machine and pile foundation pouring pile forming method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111305758A (en) * | 2020-03-30 | 2020-06-19 | 华北水利水电大学 | Pile hammer of punching pile driver for building construction |
| CN116044305A (en) * | 2021-01-04 | 2023-05-02 | 成都欣皓地基基础工程有限责任公司 | Square pile drill bit and core component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105464590B (en) | 2018-11-06 |
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Effective date of registration: 20210915 Address after: 551500 next to Fengrui technology company, migrant workers' return entrepreneurship Park, Jinbi Town, Qianxi City, Bijie City, Guizhou Province Patentee after: Guizhou Mingyu mechanical equipment Co.,Ltd. Address before: 553206 No. 176, Yakou group, Zhuwai village, Zhuming Township, Hezhang County, Bijie City, Guizhou Province Patentee before: Wang Yunju |