CN203867460U - Deep-hole rock pile forming equipment - Google Patents
Deep-hole rock pile forming equipment Download PDFInfo
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- CN203867460U CN203867460U CN201420300845.8U CN201420300845U CN203867460U CN 203867460 U CN203867460 U CN 203867460U CN 201420300845 U CN201420300845 U CN 201420300845U CN 203867460 U CN203867460 U CN 203867460U
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- central gyrorotor
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Abstract
The utility model relates to the field of foundation engineering construction equipment, in particular to deep-hole rock pile forming equipment. The deep-hole rock pile forming equipment comprises a chassis, an upper vehicle, an operation room, a drill mast, a drill stem and a main winch. A power head is arranged on the drill stem. The tail end of the drill stem is provided with a drilling tool. A flame cutter head is arranged in the drilling tool. A central rotary body and a power head support are sequentially arranged on the lower portion of the power head and arranged on the drill stem. An air winch and a fuel winch are arranged on the power head support. An additional oil tank and an air pump are arranged on the upper vehicle and connected with a fuel pipe and an air pipe respectively. The fuel pipe and the air pipe pass through the central rotary body and then are wound around the air winch and the fuel winch respectively. The tail end of the fuel pipe and the tail end of the air pipe are connected with the flame cutter head. According to the deep-hole rock pile forming equipment, the physical cutting and pore-forming mode of a traditional drilling machine is broken, and a novel flame cutting mode is adopted so that a high-precision high-quality pile hole with large bearing capacity can be formed. The deep-hole rock pile forming equipment has the advantages of being efficient, friendly to the environment, capable of saving energy and low in cost.
Description
Technical field
The utility model relates to a kind of basic engineering construction apparatus field, relates in particular to a kind of deep hole rock forming pile equipment for ragstone layer drilling and forming hole.
Background technology
At present in the pile foundation engineerings such as highway, railway, bridge, hydraulic engineering and urban architecture engineering, extensive use rotary drilling rig is as pore-forming equipment, because it is efficient, energy-conservation, the advantage such as low noise, low pollution, ground adaptability be wider, be subject to the favor of more and more units in charge of construction.It adopts power head device, and the power that feeds of unit head adds the weight of drilling rod, and drilling ability is strong.In work progress, concerning general soil, Flooding in Borehole, rotary drilling rig can be easily competent at, masterly.But in Southwestern China area, geological conditions is severe, many rock stratum, and in rock, hard minerals is many, and hardness is high, when rotary drilling rig carries out pore-forming job execution under the larger lithosphere geological conditions of this uniaxial compressive strength, drilling tool cutter head meeting Fast Wearing, drilling efficiency is reduced greatly, and fuel oil oil consumption and equipment loss are multiple to be increased, and has greatly increased construction cost.
Utility model content
The purpose of this utility model is: a kind of deep hole rock forming pile equipment is provided, can effectively avoids drilling tool cutter head Fast Wearing, carry out drilling and forming hole operation like a cork at ragstone layer, greatly improve efficiency of construction, reduce construction cost.
The utility model deep hole rock forming pile equipment comprises chassis, get on the bus, operating room, bore mast, drilling rod and master winch, get on the bus and be arranged on chassis with operating room, on brill mast and master winch are arranged on and get on the bus, drilling rod is connected with brill mast, unit head is set on drilling rod, drilling rod end arranges drilling tool, drilling tool the inside arranges at least one flame cutter head, unit head bottom arranges central gyrorotor, central gyrorotor bottom arranges power head bracket, central gyrorotor and power head bracket are successively set on drilling rod up and down, air elevator and fuel oil elevator are set on power head bracket, air elevator and fuel oil elevator are realized the folding and unfolding of fuel pipe and air hose in the process of drilling tool work by the driving of hydraulic motor, the additional gentle pump of fuel tank is set on getting on the bus, the additional gentle pump of fuel tank connects respectively fuel pipe and air hose, fuel pipe and air hose are wound into respectively on air elevator and fuel oil elevator after by central gyrorotor, the end of fuel pipe and air hose is connected with flame cutter head.
Central gyrorotor is used for delivering fuel, hydraulic oil and air, and prevents that pipeline from forming " fried dough twist " on drilling rod because rotation is wrapped in.Master winch on air elevator and fuel oil elevator and existing equipment adopts servo-actuated control mode, and when drilling rod is transferred, air elevator and fuel oil elevator are transferred air hose and fuel pipe accordingly; When drilling rod promotes, air elevator and fuel oil elevator promote air hose and fuel pipe accordingly.
Central gyrorotor is made up of central gyrorotor outer ring and central gyrorotor inner ring, central gyrorotor outer ring and central gyrorotor inner ring coaxial line, drilling rod is through central gyrorotor inner ring, the height of central gyrorotor outer ring is less than the height of central gyrorotor inner ring, upper end, central gyrorotor outer ring is fixedly connected with unit head, central gyrorotor inner ring upper end is fixedly connected with the Inner key cover on unit head, central gyrorotor inner ring lower end is fixedly connected with power head bracket, central gyrorotor inside arranges 5 passages, each passage includes first passage, notch and the second channel of annular, notch is arranged on the lateral surface of central gyrorotor inner ring, the entrance of notch is connected with the first passage being horizontally set on central gyrorotor outer ring, the outlet of notch is connected with the second channel being arranged on central gyrorotor inner ring, the outlet of second channel is arranged on the lateral surface of central gyrorotor inner ring.5 passages are used for respectively transmitting air in fuel oil, the air hose in fuel pipe and the hydraulic oil for 3 oil circuits on hydraulic motor.The quantity of passage can also arrange according to actual needs.Taking the conveying of fuel oil as example, fuel pipe is out connected on first passage afterwards from additional fuel tank, then on second channel, connecting a fuel pipe leads on flame cutter head again, be that fuel oil enters first passage from fuel pipe, then after notch one circle, enter second channel, then enter the fuel pipe connecting on second channel to supply with the use of flame cutter head.Air and hydraulic oil have and mode of movement like fuel oil.
Above notch and be respectively provided to a few sealing ring below, prevent the leakage of fuel oil, air and hydraulic oil.
Power head bracket is made up of the tube channel of base plate and the tubular vertical with base plate, tube channel upper end arranges assembly stand, pilot hole is set on assembly stand, drilling rod is through tube channel, two risers that are parallel to each other are set respectively on the base plate on tube channel both sides, fixing hole is set on riser, air elevator or fuel oil elevator are installed between two parallel risers, a hole is set respectively between tube channel and the riser on both sides, and hole is passed for fuel pipe or air hose.
Air elevator comprises the reel of hollow, on reel side, air hose is set and passes hole, reel both sides arrange respectively a disk, air elevator is arranged between two parallel risers, on reel inside and a riser, interior contiguous block and outer contiguous block are set respectively, outer contiguous block is fixed on riser, outer contiguous block is connected by self-aligning bearing with interior contiguous block, interior contiguous block inside arranges air duct, the external port of air duct arranges single hole swivel coupling, on reel inside and another riser, reductor and hydraulic motor are set respectively, hydraulic motor is fixed on riser, after hydraulic motor slows down by reductor, the rotation of band movable reel.Air hose is connected with the external port of air duct by single hole swivel coupling, the inner port connection air hose of air duct, and air hose around to reel, can prevent " fried dough twist " phenomenon from air hose passes hole and passes.Fuel oil elevator is identical with structure and the connected mode of air elevator.
Drilling tool is the round table-like of hollow, pipe passage is set in drilling tool, pipe passage is through hole, and pipe passage is used for placing flame cutter head, and drilling rod tube connector is set above drilling tool, drilling rod tube connector is the rectangular structure of hollow, drilling rod tube connector by-level arranges pin shaft hole, and pin shaft hole is used for installing bearing pin, and drilling rod is connected with drilling tool by bearing pin, drilling rod tube connector exterior upper portion arranges a circle fixing lug boss, and fixing lug boss can play the effect of reinforcing.
Flame cutter head upper end connects fuel-air pipe, fuel-air pipe is positioned at pipe passage, fuel oil pipe connector and air hose joint are set on fuel-air pipe, fuel oil pipe connector is connected respectively fuel pipe and air hose with air hose joint, and fuel oil pipe connector and air hose joint are positioned on drilling tool upper surface.
Drilling tool the inside arranges 1-5 flame cutter heads.Multiple flame cutter heads are set and can improve the efficiency of boring.
Operating principle and process: when deep hole rock forming pile equipment is started working, should open in advance the supply switch of air pump and additional fuel tank, and ignition flame cutting gun head.When the work of deep hole rock forming pile equipment, Inner key cover drives drilling rod to make its rotation, Inner key cover drives power head bracket rotation simultaneously, can ensure like this synchronous rotary of drilling rod, power head bracket and drilling tool, and because central gyrorotor outer ring does not turn, central gyrorotor inner ring and drilling rod, power head bracket and drilling tool synchronous rotary, can prevent that the pipeline such as fuel pipe and air hose from forming " fried dough twist " because rotation is wrapped on drilling rod.In the time that drilling tool is worked, the additional gentle pump of fuel tank, to flame cutter head delivering fuel and air, ensures continuous injection flame.The rotation of the rotation of drilling rod and air elevator, fuel oil elevator and master winch can allow rotation limit, drilling tool limit decline, thereby make the circular motion track of flame cutter head jet flames formation rule, when drilling tool drops to after certain depth, rocking drilling tool takes out the rock cutting down, and then proceed cutting, thereby realize pore-forming.Carry air can not only ensure continuous injection flame to flame cutter head, and the material that when cutting produces can be dispelled, make cutting more smooth.
The beneficial effect that the utility model compared with prior art had is:
Deep hole rock forming pile equipment is for lithosphere geotechnical boring pore-forming, the particularly situation of deep hole construction, break through the physics cutting pore-forming mode of traditional rig, adopt novel flame cutting mode, realize cutting and destruction to lithosphere, the high-quality stake hole that forms high accuracy, large bearing capacity, not only can meet working design requirement, and can realize efficient, environmental protection, energy-conservation, object cheaply.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the front view of central gyrorotor in Fig. 1;
Fig. 3 is the top view of central gyrorotor in Fig. 1;
Fig. 4 is the front view of Fig. 1 medium power head bracket;
Fig. 5 is the top view of Fig. 1 medium power head bracket;
Fig. 6 is the front view of drilling tool in Fig. 1, drilling rod tube connector and flame cutter head;
Fig. 7 is the top view of drilling tool in Fig. 1, drilling rod tube connector and flame cutter head;
Fig. 8 is the sectional drawing along A-A in Fig. 6;
Fig. 9 is along the part of directions X to view in Fig. 6;
Figure 10 is the scheme of installation of Fig. 1 medium power head bracket and air elevator.
In figure: 1, chassis; 2, get on the bus; 3, operating room; 4, flame cutter head; 5, drilling tool; 6, drilling rod tube connector; 7, fuel pipe; 8, air hose; 9, fuel oil elevator; 10, power head bracket; 11, central gyrorotor; 12, unit head; 13, air elevator; 14, drilling rod; 15, bore mast; 16, additional fuel tank; 17, air pump; 18, first passage; 19, sealing ring; 20, notch; 21, second channel; 22, central gyrorotor outer ring; 23, central gyrorotor inner ring; 24, base plate; 25, riser; 26, tube channel; 27, pilot hole; 28, hole; 29, fixing hole; 30, pipe passage; 31, fuel-air pipe; 32, fuel oil pipe connector; 33, pin shaft hole; 34, fixing lug boss; 35, air hose joint; 36, single hole swivel coupling; 37, outer contiguous block; 38, self-aligning bearing; 39, interior contiguous block; 40, reel; 41, reductor; 42, hydraulic motor; 43, disk; 44, air hose passes hole; 45, air duct.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
As shown in Figure 1, deep hole rock forming pile equipment comprises chassis 1, get on the bus 2, operating room 3, bore mast 15, drilling rod 14 and master winch, get on the bus 2 and operating room 3 be arranged on chassis 1, boring mast 15 and master winch is arranged on and gets on the bus on 2, drilling rod 14 is connected with brill mast 15, unit head 12 is set on drilling rod 14, drilling rod 14 ends arrange drilling tool 5, drilling tool 5 the insides arrange a flame cutter head 4, unit head 12 bottoms arrange central gyrorotor 11, central gyrorotor 11 bottoms arrange power head bracket 10, central gyrorotor 11 and power head bracket 10 are successively set on drilling rod 14 up and down, air elevator 13 and fuel oil elevator 9 are set on power head bracket 10, in the process that air elevator 13 and fuel oil elevator 9 are worked at drilling tool 5, realize the folding and unfolding of fuel pipe 7 and air hose 8 by the driving of hydraulic motor, get on the bus additional fuel tank 16 and air pump 17 are set on 2, additional fuel tank 16 is connected respectively fuel pipe 7 and air hose 8 with air pump 17, fuel pipe 7 and air hose 8 are wound into respectively on air elevator 13 and fuel oil elevator 9 by central gyrorotor 11 is rear, the end of fuel pipe 7 and air hose 8 is connected with flame cutter head 4.
Central gyrorotor 11 is used for delivering fuel, hydraulic oil and air, and prevents that pipeline from forming " fried dough twist " on drilling rod 14 because rotation is wrapped in.Air elevator 13 and fuel oil elevator 9 adopt servo-actuated control mode with the master winch on existing equipment, and when drilling rod 14 is transferred, air elevator 13 and fuel oil elevator 9 are transferred air hose 8 and fuel pipe 7 accordingly; When drilling rod 14 promotes, air elevator 13 and fuel oil elevator 9 promote air hose 8 and fuel pipe 7 accordingly.
As shown in Figures 2 and 3, central gyrorotor 11 is made up of central gyrorotor outer ring 22 and central gyrorotor inner ring 23, central gyrorotor outer ring 22 and central gyrorotor inner ring 23 coaxial lines, drilling rod 14 is through central gyrorotor inner ring 23, the height of central gyrorotor outer ring 22 is less than the height of central gyrorotor inner ring 23, 22 upper ends, central gyrorotor outer ring are fixedly connected with unit head 12, central gyrorotor inner ring 23 upper ends are fixedly connected with the Inner key cover on unit head 12, central gyrorotor inner ring 23 lower ends are fixedly connected with power head bracket 10, central gyrorotor 11 inside arrange 5 passages, each passage includes first passage 18, notch 20 and the second channel 21 of annular, notch 20 is arranged on the lateral surface of central gyrorotor inner ring 23, the entrance of notch 20 is connected with the first passage 18 being horizontally set on central gyrorotor outer ring 22, the outlet of notch 20 is connected with the second channel 21 being arranged on central gyrorotor inner ring 23, the outlet of second channel 21 is arranged on the lateral surface of central gyrorotor inner ring 23.5 passages are used for respectively transmitting air in fuel oil, the air hose 8 in fuel pipe 7 and the hydraulic oil for 3 oil circuits on hydraulic motor.Taking the conveying of fuel oil as example, fuel pipe 7 is out connected on first passage 18 afterwards from additional fuel tank 16, then on second channel 21, connecting a fuel pipe 7 leads on flame cutter head 4 again, be that fuel oil enters first passage 18 from fuel pipe 7, then after notch 20 1 circle, enter second channel 21, then enter the fuel pipe 7 connecting on second channel 21 and use to supply with flame cutter head 4.Air and hydraulic oil have and mode of movement like fuel oil.
As shown in Figure 2, notch 20 and a sealing ring 19 is set respectively below, prevents the leakage of fuel oil, air and hydraulic oil above.
As shown in Figure 4 and Figure 5, power head bracket 10 is made up of the tube channel 26 of base plate 24 and the tubular vertical with base plate 24, tube channel 26 upper ends arrange assembly stand, pilot hole 27 is set on assembly stand, drilling rod 14 is through tube channel 26, two risers that are parallel to each other 25 are set respectively on the base plate 24 on tube channel 26 both sides, fixing hole 29 is set on riser 25, between two parallel risers 25, air elevator 13 or fuel oil elevator 9 are installed, a hole 28 is set respectively between the riser 25 on tube channel 26 and both sides, and hole 28 is passed for fuel pipe 7 or air hose 8.
As shown in figure 10, air elevator 13 comprises the reel 40 of hollow, on reel 40 sides, air hose is set and passes hole 44, reel 40 both sides arrange respectively a disk 43, air elevator 13 is arranged between two parallel risers 25, on reel 40 inside and a riser 25, interior contiguous block 39 and outer contiguous block 37 are set respectively, outer contiguous block 37 is fixed on riser 25, outer contiguous block 37 is connected by self-aligning bearing 38 with interior contiguous block 39, interior contiguous block 39 inside arrange air duct 45, the external port of air duct 45 arranges single hole swivel coupling 36, on reel 40 inside and another riser 25, reductor 41 and hydraulic motor 42 are set respectively, hydraulic motor 42 is fixed on riser 25, after hydraulic motor 42 slows down by reductor 41, band movable reel 40 rotates.Air hose 8 is connected with the external port of air duct 45 by single hole swivel coupling 36, the inner port connection air hose 8 of air duct 45, and air hose 8 around to reel 40, can prevent " fried dough twist " phenomenon from air hose passes hole 44 and passes.Fuel oil elevator 9 is identical with structure and the connected mode of air elevator 13.
As shown in Fig. 6, Fig. 7, Fig. 8 and Fig. 9, drilling tool 5 is the round table-like of hollow, the interior pipe passage 30 that arranges of drilling tool 5, pipe passage 30 is through hole, pipe passage 30 is for placing flame cutter head 4, drilling tool 5 arranges drilling rod tube connector 6 above, drilling rod tube connector 6 is the rectangular structure of hollow, drilling rod tube connector 6 by-levels arrange pin shaft hole 33, pin shaft hole 33 is used for installing bearing pin, drilling rod 14 is connected with drilling tool 5 by bearing pin, and drilling rod tube connector 6 exterior upper portion arrange a circle fixing lug boss 34, and fixing lug boss 34 can play the effect of reinforcing.
Flame cutter head 4 upper ends connect fuel-air pipe 31, fuel-air pipe 31 is positioned at pipe passage 30, fuel oil pipe connector 32 and air hose joint 35 are set on fuel-air pipe 31, fuel oil pipe connector 32 is connected respectively fuel pipe 7 and air hose 8 with air hose joint 35, and fuel oil pipe connector 32 and air hose joint 35 are positioned on drilling tool 5 upper surfaces.
When deep hole rock forming pile equipment is started working, should open in advance the supply switch of air pump 17 and additional fuel tank 16, and ignition flame cutting gun head 4.When the work of deep hole rock forming pile equipment, Inner key cover drives drilling rod 14 to make its rotation, Inner key cover drives power head bracket 10 to rotate simultaneously, can ensure like this synchronous rotary of drilling rod 14, power head bracket 10 and drilling tool 5, and because central gyrorotor outer ring 22 does not turn, central gyrorotor inner ring 23 and drilling rod 14, power head bracket 10 and drilling tool 5 synchronous rotaries, can prevent that the pipeline such as fuel pipe 7 and air hose 8 from forming " fried dough twist " on drilling rod 14 because rotation is wrapped in.In the time that drilling tool 5 is worked, additional fuel tank 16 and air pump 17, to flame cutter head 4 delivering fuels and air, ensure continuous injection flame.The rotation of the rotation of drilling rod 14 and air elevator 13, fuel oil elevator 9 and master winch can allow drilling tool 5 rotation limits, limit decline, thereby make the circular motion track of flame cutter head 4 jet flames formation rules, when drilling tool 5 drops to after certain depth, rocking drilling tool 5 takes out the rock cutting down, and then proceed cutting, thereby realize pore-forming.Carry air can not only ensure continuous injection flame to flame cutter head 4, and the material that when cutting produces can be dispelled, make cutting more smooth.
In sum, the utility model is broken through the physics cutting pore-forming mode of traditional rig, adopts novel flame cutting mode, realizes cutting and destruction to lithosphere, can form the high-quality stake hole of high accuracy, large bearing capacity, there is efficient, environmental protection, energy-conservation, advantage cheaply.
Claims (8)
1. a deep hole rock forming pile equipment, comprise chassis (1), get on the bus (2), operating room (3), bore mast (15), drilling rod (14) and master winch, get on the bus (2) and operating room (3) is arranged on chassis (1), brill mast (15) and master winch are arranged on gets on the bus on (2), drilling rod (14) is connected with brill mast (15), unit head (12) is set on drilling rod (14), it is characterized in that: drilling rod (14) end arranges drilling tool (5), drilling tool (5) the inside arranges at least one flame cutter head (4), unit head (12) bottom arranges central gyrorotor (11), central gyrorotor (11) bottom arranges power head bracket (10), central gyrorotor (11) and power head bracket (10) are successively set on drilling rod (14) up and down, air elevator (13) and fuel oil elevator (9) are set on power head bracket (10), get on the bus on (2) additional fuel tank (16) and air pump (17) are set, additional fuel tank (16) is connected respectively fuel pipe (7) and air hose (8) with air pump (17), fuel pipe (7) and air hose (8) are wound into respectively on air elevator (13) and fuel oil elevator (9) after by central gyrorotor (11), the end of fuel pipe (7) and air hose (8) is connected with flame cutter head (4).
2. deep hole rock forming pile equipment according to claim 1, it is characterized in that: described central gyrorotor (11) is made up of central gyrorotor outer ring (22) and central gyrorotor inner ring (23), central gyrorotor outer ring (22) and central gyrorotor inner ring (23) coaxial line, the height of central gyrorotor outer ring (22) is less than the height of central gyrorotor inner ring (23), upper end, central gyrorotor outer ring (22) is fixedly connected with unit head (12), central gyrorotor inner ring (23) upper end is fixedly connected with the Inner key cover on unit head (12), central gyrorotor inner ring (23) lower end is fixedly connected with power head bracket (10), central gyrorotor (11) inside arranges 5 passages, each passage includes first passage (18), notch (20) and the second channel (21) of annular, notch (20) is arranged on the lateral surface of central gyrorotor inner ring (23), the entrance of notch (20) is connected with the first passage (18) being horizontally set on central gyrorotor outer ring (22), the outlet of notch (20) is connected with the second channel (21) being arranged on central gyrorotor inner ring (23), the outlet of second channel (21) is arranged on the lateral surface of central gyrorotor inner ring (23).
3. deep hole rock forming pile equipment according to claim 2, is characterized in that: described notch (20) is respectively provided to a few sealing ring (19) above and below.
4. deep hole rock forming pile equipment according to claim 1 and 2, it is characterized in that: described power head bracket (10) is made up of the tube channel (26) of base plate (24) and the tubular vertical with base plate (24), tube channel (26) upper end arranges assembly stand, pilot hole (27) is set on assembly stand, on the base plate (24) on tube channel (26) both sides, two risers that are parallel to each other (25) are set respectively, fixing hole (29) is set on riser (25), between the riser (25) on tube channel (26) and both sides, a hole (28) is set respectively.
5. deep hole rock forming pile equipment according to claim 4, it is characterized in that: described air elevator (13) comprises the reel (40) of hollow, on reel (40) side, air hose is set and passes hole (44), reel (40) both sides arrange respectively a disk (43), air elevator (13) is arranged between two parallel risers (25), on reel (40) inside and a riser (25), interior contiguous block (39) and outer contiguous block (37) are set respectively, outer contiguous block (37) is fixed on riser (25), outer contiguous block (37) is connected by self-aligning bearing (38) with interior contiguous block (39), interior contiguous block (39) inside arranges air duct (45), the external port of air duct (45) arranges single hole swivel coupling (36), on reel (40) inside and another riser (25), reductor (41) and hydraulic motor (42) are set respectively, hydraulic motor (42) is fixed on riser (25), fuel oil elevator (9) is identical with structure and the connected mode of air elevator (13).
6. deep hole rock forming pile equipment according to claim 1, it is characterized in that: described drilling tool (5) is the round table-like of hollow, pipe passage (30) is set in drilling tool (5), pipe passage (30) is through hole, drilling tool (5) arranges drilling rod tube connector (6) above, drilling rod tube connector (6) is the rectangular structure of hollow, drilling rod tube connector (6) by-level arranges pin shaft hole (33), and drilling rod tube connector (6) exterior upper portion arranges a circle fixing lug boss (34).
7. deep hole rock forming pile equipment according to claim 1, it is characterized in that: described flame cutter head (4) upper end connects fuel-air pipe (31), fuel oil pipe connector (32) and air hose joint (35) are set on fuel-air pipe (31), and fuel oil pipe connector (32) is connected respectively fuel pipe (7) and air hose (8) with air hose joint (35).
8. according to the deep hole rock forming pile equipment described in claim 1,6 or 7, it is characterized in that: described drilling tool (5) the inside arranges 1-5 flame cutter heads (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420300845.8U CN203867460U (en) | 2014-06-06 | 2014-06-06 | Deep-hole rock pile forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420300845.8U CN203867460U (en) | 2014-06-06 | 2014-06-06 | Deep-hole rock pile forming equipment |
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| Publication Number | Publication Date |
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| CN203867460U true CN203867460U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420300845.8U Expired - Fee Related CN203867460U (en) | 2014-06-06 | 2014-06-06 | Deep-hole rock pile forming equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993832A (en) * | 2014-06-06 | 2014-08-20 | 山东山推机械有限公司 | Deep-hole rock pile forming equipment |
-
2014
- 2014-06-06 CN CN201420300845.8U patent/CN203867460U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993832A (en) * | 2014-06-06 | 2014-08-20 | 山东山推机械有限公司 | Deep-hole rock pile forming equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ye Anping Inventor after: Li Hu Inventor after: Liu Yingchao Inventor after: Sheng Fengjun Inventor after: Zhang Yanliang Inventor after: Zhao Yonghua Inventor before: Ni Linghua Inventor before: Zhang Zuogui Inventor before: Ye Anping Inventor before: Xu Ningning Inventor before: Liu Yingchao |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151202 Address after: The torch high tech Zone 272000 city in Shandong province Jining City No. 4 Building No. 4A316. Patentee after: SHANDONG HONGFANG HEAVY INDUSTRY MACHINERY CO., LTD. Address before: Shantui technology building 272103 Shandong province Jining City Development Zone, Wu Tai Zha Road No. 71 Patentee before: Shangdong Shantui Machinery Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20170606 |