CN204402349U - Hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole breaks rock and bores - Google Patents
Hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole breaks rock and bores Download PDFInfo
- Publication number
- CN204402349U CN204402349U CN201420837428.7U CN201420837428U CN204402349U CN 204402349 U CN204402349 U CN 204402349U CN 201420837428 U CN201420837428 U CN 201420837428U CN 204402349 U CN204402349 U CN 204402349U
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- China
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- hole
- vibrating hammer
- swivel coupling
- digging machine
- rotary pile
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Abstract
Title of the present utility model is that hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole breaks rock brill, relates to the broken rock device on a kind of rotary pile-digging machine.It mainly solves rotary pile-digging machine all cannot one-step pore-creating and need the problem changing drilling bucket reaming and collect rock ballast when using any hydraulic shock to pierce rock.The utility model be hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole break rock bore swivel coupling assembly be connected on telescopic drill rod by rotation preventive mechanism, the central axis of swivel coupling assembly is connected on the vibrating hammer outer cover of its lower end by upper flange, damping block is adopted to be connected between vibrating hammer outer cover and the vibrating hammer of centre, vibrating hammer is connected by lower flange with the drilling bucket assembly of its lower end, and the base plate lower end of drilling bucket assembly is fixed with 11 ~ 16 drill bits.Impact force of the present utility model is large, and speed of fulfiling hole is fast, collects gravel particle, reach the effect that rotary pile-digging machine utilizes common drilling bucket to construct at soil layer while vibrating hammer vibratory impulse; The utility model spline is effective, fast response time.
Description
Technical field
The utility model relates to a kind of rotary pile-digging machine, specifically relates to a kind of can digging the hydraulic pressure high frequency down-the-hole carrying out bottom stake holes boring rock and break rock and bore revolving.
Background technology
The various model rotary pile-digging machines of current use, once run into rock stratum in borehole process, first wife's drill bit is all difficult to enter rock fast, even if use pineapple drill bit, cylinder to bore, when running into the rock stratum of 100 MPas and above hardness thereof, it is worn rock speed and also only has 8 hours about 1 meter.Although using hydraulic pressure high-frequency percussion at the bottom of rotary pile-digging machine hole to bore can impinging earth strata, use which kind of Hydraulic Pressure Percussion Drill all cannot one-step pore-creating, need change drilling bucket reaming and collect rock ballast, enter rock speed slower.Therefore, the problem of wearing rock at the bottom of rotary pile-digging machine hole is fast an outstanding difficult problem of puzzlement rotary pile-digging machine construction always.
Summary of the invention
The purpose of this utility model is for above-mentioned deficiency of wearing rock instrument, and propose a kind of drill bit 360 degree of rotary impacts while by drilling bucket can collect drill bit impact produce gravel particle rotary pile-digging machine hole at the bottom of hydraulic pressure high frequency down-the-hole break rock bore.
Technical solution of the present utility model is: the swivel coupling assembly that hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole breaks rock brill is connected on telescopic drill rod by rotation preventive mechanism, the central axis of swivel coupling assembly is connected on the vibrating hammer outer cover of its lower end by upper flange, damping block is adopted to be connected between vibrating hammer outer cover and the vibrating hammer of centre, vibrating hammer is connected by lower flange with the drilling bucket assembly of its lower end, and the base plate lower end of drilling bucket assembly is fixed with 11 ~ 16 drill bits.
Rotation preventive mechanism described in technical solution of the present utility model is located at the outside of swivel coupling assembly, rotation preventive mechanism is connected on telescopic drill rod by connecting square set one end, one end is connected on the central axis of swivel coupling assembly, the side's of being set with gland and hinge pressing plate on connection side's cover, gland lower end, the hinge pressing plate side of being located at, bearing is adopted to be connected between hinge pressing plate with square gland, adopt between hinge pressing plate and the roller backplate outside it and be connected guide rod and connect, the connection guide rod on roller backplate is connected with the chain connection block of swivel coupling overcoat side.
Swivel coupling assembly described in technical solution of the present utility model is connected with swivel coupling mandrel by vibration isolation rubber in the outside of central axis, the outside of swivel coupling mandrel is connected with swivel coupling overcoat by bearing, the outer set upper side of swivel coupling is connected with oil pipe, and swivel coupling mandrel lower end is connected with the hydraulic motor on vibrating hammer by oil pipe.
Damping block described in technical solution of the present utility model is eight pieces of damping blocks, respectively has four pieces before and after vibrating hammer, and damping block one end is connected with inside vibrating hammer outer cover by bolt, and the other end is connected with vibrating hammer by bolt.
Respectively there is a lock vibrating hammer both sides described in technical solution of the present utility model, and hydraulic motor is located at the top of vibrating hammer.
Drilling bucket assembly described in technical solution of the present utility model is that the upper end of a conical drilling bucket is connected to vibrating hammer lower end by lower flange, the lower end of conical drilling bucket is connected with base plate, be provided with central tube at the center of conical drilling bucket, central tube upper end is welded on below the terminal pad of conical drilling bucket upper end.
Base plate described in technical solution of the present utility model be one can the plectane of open and close, drill bit is located on the bottom surface of this base plate, be 75 degree of angles according to telescopic drill rod dextrorotation veer and this base plate plane, the drill bit of bottom edge exceeds bottom edge 20 millimeters.
The utility model be rock stratum hammer drill can be become the gravel particle between diameter 10 to 30 millimeters and hydraulic pressure high frequency down-the-hole at the bottom of the rotary pile-digging machine hole simultaneously utilizing drilling bucket to collect break rock bore.The utility model has the advantages that: one is that impact force is large, more than drill bit impact Li Keda 350Mpa/cm2, and speed of fulfiling hole is fast, and the impact force of its vibrating hammer 70 tons all concentrates on drill bit, and its impact strength is very big, two is that collection gravel particle is fast, hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole breaks while rock is drilled in vibrating hammer vibratory impulse and rotates, the drilling bucket of vibrating hammer lower end collects gravel particle simultaneously, decreases the manpower and materials of additionally collecting spent by gravel particle, thus improves into rock efficiency, three is safe and reliable, there is not poorly sealed problem, be connected by damping block between vibrating hammer with vibrating hammer outer cover, during vibrating hammer vibration, damping block produces effectiveness in vibration suppression, makes vibrating hammer outer cover vibrate with the unit head of the swivel coupling of upper part and rotary pile-digging machine and the not vibrated hammer of hydraulic jack and have an impact, four is that swivel coupling is safe and reliable, swivel coupling assembly transmits pressure and the torsion of telescopic drill rod by its central axis, swivel coupling mandrel and swivel coupling overcoat are not used in the pressure and torsion that transmit telescopic drill rod, vibration isolation rubber is sealed with between swivel coupling mandrel and central axis, ensure that swivel coupling is not affected by vibration, safe and reliable, five is that rotation preventive mechanism spline is effective, fast response time, rotary pile-digging machine telescopic drill rod is inserted in the connection square set of rotation preventive mechanism, the square gland of rotation preventive mechanism is enclosed within connection side and puts, by reserved pin-and-hole by telescopic drill rod, connect square set, side's gland string together, when telescopic drill rod is mentioned, under broken rock is drilled in the effect of deadweight, the bearing pin that telescopic drill rod is connected with square gland is in the top of the oval pin-and-hole connecting square set, side's gland is promoted together with hinge pressing plate, roller backplate in rotation preventive mechanism is packed up, when broken rock brill touches scar, drilling rod is under the effect of deadweight, the bearing pin that drilling rod is connected with square gland is in the below of the oval pin-and-hole connecting square set, side's gland is pressed down together with hinge pressing plate, strut roller backplate, roller backplate and stake holes wall surface is made to produce to rub and keep geo-stationary, be connected with between roller backplate with swivel coupling overcoat and be connected guide rod, it is static after roller backplate and hole wall surface rub, geo-stationary is produced equally under being enclosed within the support connecting guide rod outside swivel coupling, thus realize spline effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is stereogram of the present utility model.
Fig. 3 is the supporting schematic diagram of the utility model and rotary pile-digging machine.
Detailed description of the invention
As shown in Figure 1, 2, the upper end that hydraulic pressure down-the-hole of the present utility model breaks rock brill is provided with the rotation preventive mechanism 2 controlling swivel coupling assembly 3, rotation preventive mechanism 2 is located at the outside of swivel coupling assembly 3, during work, swivel coupling assembly 3 of the present utility model is connected on rotary pile-digging machine telescopic drill rod 25 by rotation preventive mechanism 2, and telescopic drill rod 25 is connected in the connection square set 13 of rotation preventive mechanism 2 by pivot pin 19, the connection square set 13 of rotation preventive mechanism 2 is welded on central axis 23 upper end of swivel coupling assembly 3, swivel coupling assembly 3 is by swivel coupling overcoat 16 and the central axis 23 be located in swivel coupling overcoat 16, and swivel coupling mandrel 18 forms, swivel coupling mandrel 18 is located in swivel coupling overcoat 16, bearing is adopted to be connected between swivel coupling mandrel 18 with swivel coupling overcoat 16, swivel coupling mandrel 18 is enclosed within central axis 23, adopts vibration isolation rubber to be connected between swivel coupling mandrel 18 with central axis 23, the side's of being set with gland 14 and hinge pressing plate 20 in the connection square set 13 of rotation preventive mechanism 2, the lower end of hinge pressing plate 20 side of being located at gland 14, adopts bearing to be connected between hinge pressing plate 20 with square gland 14, the outside of hinge pressing plate 20 is provided with roller backplate 21, adopts to be connected guide rod 22 and to connect between hinge pressing plate 20 with roller backplate 21, and the connection guide rod 22 on roller backplate 21 is connected with the chain connection block 17 of swivel coupling overcoat 16 side, swivel coupling overcoat 16 upper end is connected with oil pipe 15, and swivel coupling mandrel 18 lower end is connected with the hydraulic motor on vibrating hammer 7 by oil pipe, the central axis 23 of swivel coupling assembly 3 adopts upper flange 1 to be connected with the vibrating hammer outer cover 5 of its lower end, damping block 6 is adopted to be connected between vibrating hammer outer cover 5 with the vibrating hammer 7 in the middle of it, damping block 6 is made up of eight pieces of damping blocks, respectively have four pieces before and after vibrating hammer 7, damping block 6 one end is connected with inside vibrating hammer outer cover 5 by bolt, and the other end is connected with vibrating hammer 7 by bolt, vibrating hammer 7 both sides are respectively provided with a lock, and hydraulic motor is located at the top of vibrating hammer 7, be connected by lower flange 24 between vibrating hammer 7 and the drilling bucket assembly 8 of lower end, drilling bucket assembly 8 is made up of drilling bucket 9, base plate 11, drilling bucket 9 is taper shapes, the upper end of this conical drilling bucket 9 is connected with vibrating hammer 7 by lower flange 24, the lower end of this conical drilling bucket 9 is fixed with base plate 11, base plate 11 is one, and be provided with can the plectane of open and close, drill bit 12 is located on the bottom surface of this base plate 11, be 75 degree of angles according to telescopic drill rod dextrorotation veer and this base plate 11 plane, the drill bit 12 at base plate 11 edge exceeds 20 millimeters, base plate 11 edge, central tube 10 is provided with in the centre of drilling bucket 9, central tube 10 upper end is welded on below the terminal pad of taper drilling bucket 9 upper end, central tube 10 is for support baseboard 11, the hydraulic motor master of vibrating hammer 7 enters, return, oil spill pipe respectively to corresponding the entering of swivel coupling mandrel 18 lower plane, oil return, the oil spilling mouth of pipe docks, on swivel coupling overcoat 16, plane enters, return, oil spill pipe 15 is connected with spring reel 26 with the leading block A of oil tube bracket by leading block B, entering of spring reel 26, return, oil spill pipe is connected with hydraulic power station 27, the control button of hydraulic power station 27 is arranged in rotary pile-digging machine driver's cabin.
As shown in Figure 3, rotary pile-digging machine mainly comprises main frame 30, main winch 29, pressurization oil cylinder 28, unit head 31, telescopic drill rod 25; Main frame 30 is Diesel engines, main winch 29 is connected with wire rope, wire rope one end is connected with vertically disposed telescopic drill rod 25 by the pulley of frame upper end, adopt universal drive shaft to be connected between wire rope with telescopic drill rod 25, the lower end of telescopic drill rod 25 is by being connected with bearing pin 19 with the rotation preventive mechanism 2 on the utility model.Main frame is fixed with pressurization oil cylinder 28, pressurization oil cylinder 28 is by the hydraulic means system fuel feeding of rotary pile-digging machine, telescopic drill rod 25 is provided with unit head 31, one end of unit head 31 and telescopic drill rod 25 adopt spline housing solid, the other end of unit head 31 is fixed in frame, and be connected with the lower end of pressurization oil cylinder 28, unit head 31 can drive telescopic drill rod 25 to do 360 degree and horizontally rotate, and pressurizes to telescopic drill rod 25 simultaneously.
Operating principle: start main frame 30 during construction, main frame 30 drives main winch 29 and telescopic drill rod 25, hydraulic pressure high frequency down-the-hole at the bottom of the utility model rotary pile-digging machine hole is broken rock bore put into rotary pile-digging machine construction stake holes hole at the bottom of (now rotation preventive mechanism 2 is under the pressure effect of telescopic drill rod 25, roller backplate 21 is supported on hole wall, geo-stationary is kept with hole wall, swivel coupling overcoat 16 is connected on roller backplate 21, when telescopic drill rod 25 rotates, band central shaft 23 rotates together with swivel coupling mandrel 18, swivel coupling overcoat 16 and hole wall keep geo-stationary, realize swivel coupling overcoat 2 spline), then hydraulic pressure high frequency down-the-hole at the bottom of driver's open holes breaks the switch of the hydraulic power station 27 that rock bores, and the vibrating hammer fuel feeding allowing hydraulic pressure high frequency down-the-hole break rock brill starts work done, do 360 degree of rotations to telescopic drill rod 25 by unit head 31 simultaneously, hydraulic pressure high frequency down-the-hole breaks the vibrating hammer 7 of rock brill under the driving of its hydraulic motor, the eccentric wheel of vibrating hammer 7 just starts rotary motion, vibrating hammer 7, lower flange 24 and drilling bucket assembly 8 just start up-down vibration impinging earth strata together, now under the acting in conjunction of the vibratory impulse power of vibrating hammer 7 and the rotation torque of unit head 31, drill bit 12 will be rotating and enter rock downwards, drill bit 12 drilling bucket 9 in the process being rotated down rock is collected by drill bit 12 fragmented rock particle, after drilling bucket 9 gets into certain depth (computer screen of driver's cabin can show current depth of implements in good time), close the switch of hydraulic power station 27 and unit head 31, promote telescopic drill rod 25 and down-the-hole by main winch 29 afterwards to break rock and be drilled into outside stake holes, open base plate 11 and draw off fragmented rock particle.Repeatedly break rock by said method and after discharging rock particles, reach the object that quick down-the-hole breaks rock.
Claims (7)
1. hydraulic pressure high frequency down-the-hole at the bottom of a rotary pile-digging machine hole breaks rock brill, it is characterized in that: the swivel coupling assembly (3) that broken rock bores is connected on telescopic drill rod (25) by rotation preventive mechanism (2), the central axis (23) of swivel coupling assembly (3) is connected on the vibrating hammer outer cover (5) of its lower end by upper flange (1), damping block (6) is adopted to be connected between vibrating hammer outer cover (5) with middle vibrating hammer (7), vibrating hammer (7) is connected by lower flange (24) with the drilling bucket assembly (8) of its lower end, base plate (11) lower end of drilling bucket assembly (8) is fixed with 11 ~ 16 drill bits (12).
2. hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole according to claim 1 breaks rock brill, it is characterized in that: described rotation preventive mechanism (2) is located at the outside of swivel coupling assembly (3), rotation preventive mechanism (2) is connected on telescopic drill rod (25) by connecting square set (13) one end, one end is connected on the central axis (23) of swivel coupling assembly (3), the side's of being set with gland (14) and hinge pressing plate (20) in connection square set (13), gland (14) lower end, hinge pressing plate (20) side of being located at, bearing is adopted to be connected between hinge pressing plate (20) with square gland (14), adopt between hinge pressing plate (20) and the roller backplate (21) outside it and be connected guide rod (22) and connect, connection guide rod (22) on roller backplate (21) is connected with the chain connection block (17) of swivel coupling overcoat (16) side.
3. hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole according to claim 1 breaks rock brill, it is characterized in that: described swivel coupling assembly (3) is connected with swivel coupling mandrel (18) by vibration isolation rubber in the outside of central axis (23), the outside of swivel coupling mandrel (18) is connected with swivel coupling overcoat (16) by bearing, swivel coupling overcoat (16) upper end is connected with oil pipe (15), and swivel coupling mandrel (18) lower end is connected with the hydraulic motor on vibrating hammer (7) by oil pipe.
4. hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole according to claim 1 breaks rock brill, it is characterized in that: described damping block (6) is eight pieces of damping blocks, four pieces are respectively had before and after vibrating hammer (7), damping block (6) one end is connected with (5) inside vibrating hammer outer cover by bolt, and the other end is connected with vibrating hammer (7) by bolt.
5. hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole according to claim 1 breaks rock brill, it is characterized in that: respectively there is a lock described vibrating hammer (7) both sides, and hydraulic motor is located at the top of vibrating hammer (7).
6. hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole according to claim 1 breaks rock brill, it is characterized in that: described drilling bucket assembly (8) is that the upper end of a conical drilling bucket (9) is connected to vibrating hammer (7) lower end by lower flange (24), the lower end of conical drilling bucket (9) is connected with base plate (11), be provided with central tube (10) at the center of conical drilling bucket (9), central tube (10) upper end is welded on below the terminal pad of conical drilling bucket (9) upper end.
7. hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole according to claim 1 breaks rock brill, it is characterized in that: described base plate (11) be one can the plectane of open and close, drill bit (12) is located on the bottom surface of this base plate (11), be 75 degree of angles according to telescopic drill rod dextrorotation veer and this base plate (11) plane, the drill bit (12) at base plate (11) edge exceeds 20 millimeters, base plate (11) edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420837428.7U CN204402349U (en) | 2014-12-26 | 2014-12-26 | Hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole breaks rock and bores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420837428.7U CN204402349U (en) | 2014-12-26 | 2014-12-26 | Hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole breaks rock and bores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204402349U true CN204402349U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420837428.7U Withdrawn - After Issue CN204402349U (en) | 2014-12-26 | 2014-12-26 | Hydraulic pressure high frequency down-the-hole at the bottom of rotary pile-digging machine hole breaks rock and bores |
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| CN (1) | CN204402349U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104863496A (en) * | 2014-12-26 | 2015-08-26 | 襄阳畅勘智能机械有限公司 | Hydraulic high-frequency DTH rock-breaking drill for rotary pile drill hole bottom |
| CN105971495A (en) * | 2016-06-22 | 2016-09-28 | 襄阳畅勘智能机械有限公司 | Rotary excavating pile machine hole bottom hydraulic high-frequency in-the-hole rock breaking drill of rotating joint inner and outer drill rod rotation stopping type |
| CN106014262A (en) * | 2016-06-08 | 2016-10-12 | 叶晓明 | Non-circular impact-reaming device for bored pile and reaming method of non-circular impact-reaming device |
| CN106320974A (en) * | 2015-07-02 | 2017-01-11 | 襄阳畅勘智能机械有限公司 | Downhole breaking rock-entering drill of hydraulic slewing drilling machine |
| CN107524412A (en) * | 2017-09-26 | 2017-12-29 | 冷伟 | Build rotary digging equipment |
| CN108194027A (en) * | 2018-02-11 | 2018-06-22 | 上海工程机械厂有限公司 | A kind of outer side sleeve combination |
| CN109869093A (en) * | 2019-03-01 | 2019-06-11 | 襄阳畅勘智能机械有限公司 | A kind of hydraulic rotary drilling rig down-the-hole is crushed the rotation stop device bored into rock |
| CN109915031A (en) * | 2019-04-19 | 2019-06-21 | 南昌航空大学 | A kind of antiswing device for drilling bucket |
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- 2014-12-26 CN CN201420837428.7U patent/CN204402349U/en not_active Withdrawn - After Issue
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863496B (en) * | 2014-12-26 | 2017-03-22 | 襄阳畅勘智能机械有限公司 | Hydraulic high-frequency DTH rock-breaking drill for rotary pile drill hole bottom |
| CN104863496A (en) * | 2014-12-26 | 2015-08-26 | 襄阳畅勘智能机械有限公司 | Hydraulic high-frequency DTH rock-breaking drill for rotary pile drill hole bottom |
| CN106320974A (en) * | 2015-07-02 | 2017-01-11 | 襄阳畅勘智能机械有限公司 | Downhole breaking rock-entering drill of hydraulic slewing drilling machine |
| CN106014262A (en) * | 2016-06-08 | 2016-10-12 | 叶晓明 | Non-circular impact-reaming device for bored pile and reaming method of non-circular impact-reaming device |
| CN106014262B (en) * | 2016-06-08 | 2018-06-29 | 叶晓明 | A kind of expanding method of the non-circular impact Counterboring apparatus of drilled pile |
| CN105971495A (en) * | 2016-06-22 | 2016-09-28 | 襄阳畅勘智能机械有限公司 | Rotary excavating pile machine hole bottom hydraulic high-frequency in-the-hole rock breaking drill of rotating joint inner and outer drill rod rotation stopping type |
| CN111535738A (en) * | 2017-09-26 | 2020-08-14 | 冷伟 | Construction is with high-efficient durable equipment of digging soon |
| CN107524412A (en) * | 2017-09-26 | 2017-12-29 | 冷伟 | Build rotary digging equipment |
| CN111535738B (en) * | 2017-09-26 | 2022-08-16 | 冷伟 | Construction is with high-efficient durable equipment of digging soon |
| CN107524412B (en) * | 2017-09-26 | 2020-12-18 | 湖南省东新机械科技有限公司 | Rotary digging equipment for building |
| CN108194027A (en) * | 2018-02-11 | 2018-06-22 | 上海工程机械厂有限公司 | A kind of outer side sleeve combination |
| CN108194027B (en) * | 2018-02-11 | 2024-02-20 | 上海工程机械厂有限公司 | Outside sleeve pipe combination |
| CN109869093A (en) * | 2019-03-01 | 2019-06-11 | 襄阳畅勘智能机械有限公司 | A kind of hydraulic rotary drilling rig down-the-hole is crushed the rotation stop device bored into rock |
| CN109915031A (en) * | 2019-04-19 | 2019-06-21 | 南昌航空大学 | A kind of antiswing device for drilling bucket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150617 Effective date of abandoning: 20170322 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |