CN109297751A - A kind of field investigation multifunctional soil boring device - Google Patents
A kind of field investigation multifunctional soil boring device Download PDFInfo
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- CN109297751A CN109297751A CN201811442397.4A CN201811442397A CN109297751A CN 109297751 A CN109297751 A CN 109297751A CN 201811442397 A CN201811442397 A CN 201811442397A CN 109297751 A CN109297751 A CN 109297751A
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- 239000002689 soil Substances 0.000 title claims abstract description 31
- 238000011835 investigation Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 201
- 238000003466 welding Methods 0.000 claims abstract description 79
- 238000005553 drilling Methods 0.000 claims abstract description 24
- 238000013016 damping Methods 0.000 claims description 52
- 230000035939 shock Effects 0.000 claims description 22
- 230000033001 locomotion Effects 0.000 claims description 21
- 230000008520 organization Effects 0.000 claims description 18
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 17
- 230000003139 buffering effect Effects 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 13
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 5
- 229910000677 High-carbon steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 8
- 239000003921 oil Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of earth boring auger devices, it in particular is a kind of field investigation multifunctional soil boring device, including detachable rotary drilling mechanism, mobile stocking mechanism, retractable handle mechanism, device is able to carry out boring work, device being capable of easily more bit change, device can guarantee that arm bears lesser vibration, device can guarantee the strong impetus to drill downwards, device can move and bear lesser vibration in the process of moving, the drill bit that device can store for future use, detachable rotary drilling mechanism is connected with retractable handle mechanism, the connection type of detachable rotary drilling mechanism and retractable handle mechanism is welding, mobile stocking mechanism is located at the lower section of retractable handle mechanism, the connection type of mobile stocking mechanism and retractable handle mechanism is welding.
Description
Technical field
The present invention relates to a kind of earth boring auger devices, are in particular a kind of field investigation multifunctional soil boring devices.
Background technique
In transferring difference work out of office, brill is often used, but traditional brill is not able to satisfy various working requirement, can store up
The spare drill bit deposited is also fewer, and mobile comparison is difficult, and the vibration to arm used is larger, is easy opponent
Arm damages, so devising this field investigation multifunctional soil boring device.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of field investigation multifunctional soil boring device, device can be into
Row boring work, device easily more bit change, device can guarantee that arm bears lesser vibration, and device can be protected
The strong impetus to drill downwards is demonstrate,proved, device can move and bear in the process of moving lesser vibration, and device can store
Spare drill bit.
In order to solve the above technical problems, being in particular a kind of field investigation use the present invention relates to a kind of earth boring auger device
Multifunctional soil boring device, including detachable rotary drilling mechanism, mobile stocking mechanism, retractable handle mechanism, device are able to carry out brill
Hole work, device can easily more bit change, device can guarantee that arm bears lesser vibration, device can guarantee to
The strong impetus of lower drilling, device can move and bear in the process of moving lesser vibration, and device can store for future use
Drill bit.
Detachable rotary drilling mechanism includes replaceable drill bit mechanism, replaceable drill bit retaining mechanism, locking seat mechanism, rotation
Motor shaft, rotary drive motor, replaceable drill bit mechanism are matched with locking seat mechanism, replaceable drill bit mechanism and locking base
The fit system of structure is clearance fit, and replaceable drill bit retaining mechanism is connected with locking seat mechanism, replaceable drill bit retaining mechanism
Connection type with locking seat mechanism is part welding, portion gap cooperation, and replaceable drill bit mechanism and replaceable drill bit are locked
Mechanism matches, and the fit system of drill bit mechanism and replaceable drill bit retaining mechanism is to be engaged, and spin motor shaft is located at lock
The top of tight seat mechanism, spin motor shaft are that expansion set is connect with the connection type of locking seat mechanism, and spin motor shaft setting is being revolved
Turn the inside of driving motor, the connection type of spin motor shaft and rotary drive motor is that bearing connects；
Replaceable drill bit mechanism includes drill body, drill bit supporting seat, locking hole, and drill body is located at drill bit supporting seat
The connection type of lower section, drill body and drill bit supporting seat is welding, and locking hole is opened on drill bit supporting seat；
Replaceable drill bit retaining mechanism stretches including knob, knob fixing seat, locking shell, locking spring, middle base, locking
Bar, knob are connected with knob fixing seat, and the connection type of knob and knob fixing seat is welding, and knob fixing seat and locking are flexible
Bar is connected, and knob fixing seat and the connection type for locking telescopic rod are welding, and the inside of locking shell, locking is arranged in locking spring
The connection type of spring and locking shell is welding, and locking spring is connected with middle base, the connection type of locking spring and middle base
For welding, the inside of locking shell is arranged in middle base, and middle base and the fit system for locking shell are clearance fit, middle base and lock
Tight telescopic rod is connected, and the connection type of middle base and locking telescopic rod is welding；
Locking seat mechanism includes drill bit supporting seat fluting, locking telescopic rod fluting, fixing bolt group, locking bed ontology, is bored
Head support base is opened on locking bed ontology, and locking telescopic rod is opened on locking bed ontology, fixing bolt group and locking
Seat ontology is connected, and fixing bolt group is that spiral is connect with the connection type of locking bed ontology；
Mobile stocking mechanism includes mobile damping wheel mechanism, mobile damping wheel fixing seat, intermediate supports, drill bit storage bin,
Mobile damping wheel mechanism is connected with mobile damping wheel fixing seat, the connection side of mobile damping wheel mechanism and mobile damping wheel fixing seat
Formula is part welding, is partially bolted, and mobile damping wheel fixed seating is in the lower section of intermediate supports, mobile damping wheel fixing seat
Connection type with intermediate supports is welding, and drill bit storage bin is located at the top of intermediate supports, drill bit storage bin and intermediate supports
Connection type be welding；
Mobile damping wheel mechanism includes movable pulley, movable pulley fixed link, movable pulley fixing seat, slide bar action slot, damping bullet
Spring, slide bar seat mechanism, movable pulley are connected with movable pulley fixed link, and the connection type of movable pulley and movable pulley fixed link is welding,
Movable pulley fixed link is connected with movable pulley fixing seat, and the connection type of movable pulley fixed link and movable pulley fixing seat is bearing company
It connects, slide bar action slot is opened in movable pulley fixing seat, and damping spring is connected with movable pulley fixing seat, and damping spring and movable pulley are solid
The connection type of reservation is welding, and slide bar seat mechanism is connected with damping spring, the connection type of slide bar seat mechanism and damping spring
For welding, slide bar seat mechanism is matched with slide bar action slot, and slide bar seat mechanism and the fit system of slide bar action slot are matched for gap
It closes；
Slide bar seat mechanism includes anti-bias slide bar, anti-bias slide bar attachment base, bolt block, bolt group A, anti-bias slide bar and anti-bias cunning
Bar attachment base is connected, and the connection type of anti-bias slide bar and anti-bias slide bar attachment base is welding, anti-bias slide bar attachment base and bolt block
It is connected, the connection type of anti-bias slide bar attachment base and bolt block is welding, and bolt group A is connected with bolt block, bolt group A and bolt
The connection type of seat is spiral connection；
Drill bit storage bin includes storage bin outer support shell, storage bin ontology, storage bin knob, storage bin outer support shell and storage
Deposit this mates of case, the fit system of storage bin outer support shell and storage bin ontology is clearance fit, storage bin ontology and storage
It deposits case knob to be connected, the connection type of storage bin ontology and storage bin knob is welding；
Retractable handle mechanism includes bumper and absorbing shock linkage seat organization, telescopic hydraulic cylinder mechanism, telescopic hydraulic cylinder attachment base, erects
To support, cross-brace, earth boring auger handle, bumper and absorbing shock linkage seat organization is connected with telescopic hydraulic cylinder mechanism, bumper and absorbing shock connection
The connection type of seat mechanism and telescopic hydraulic cylinder mechanism is welding, and telescopic hydraulic cylinder mechanism is connected with telescopic hydraulic cylinder attachment base,
The connection type of telescopic hydraulic cylinder mechanism and telescopic hydraulic cylinder attachment base is welding, and vertical supporting is located at telescopic hydraulic cylinder attachment base
Top, the connection type of vertical supporting and telescopic hydraulic cylinder attachment base is welding, and cross-brace is located at the top of vertical supporting,
Cross-brace and the connection type of vertical supporting are welding, and earth boring auger handle is located at the top of cross-brace, earth boring auger handle and transverse direction
The connection type of support is welding；
Bumper and absorbing shock linkage seat organization includes buffering pedestal, motion bar, buffer spring, transverse slider seat, sliding block, sliding block to slide
Slot, motion bar are located at the top of buffering pedestal, and motion bar and the connection type for buffering pedestal are welding, buffer spring and buffing pad
The connection type of body is welding, and the connection type of transverse slider seat and buffer spring is welding, transverse slider seat and motion bar
Fit system is clearance fit, and the connection type of transverse slider seat and sliding block is welding, the fit system of sliding block and sliding block sliding slot
For clearance fit, sliding block sliding slot is opened on buffering pedestal；
Telescopic hydraulic cylinder mechanism includes hydraulic cylinder, piston rod, piston, and the connection type of piston rod and piston is welding, living
Plug is arranged in the inside of hydraulic cylinder, and the fit system of piston and hydraulic cylinder is clearance fit；
Detachable rotary drilling mechanism is connected with retractable handle mechanism, the company of detachable rotary drilling mechanism and retractable handle mechanism
Mode is connect as welding, mobile stocking mechanism is located at the lower section of retractable handle mechanism, mobile stocking mechanism and retractable handle mechanism
Connection type is welding.
It, can described in a kind of field investigation multifunctional soil boring device of the present invention as advanced optimizing for the technical program
The number for replacing drill bit retaining mechanism is two.
As advanced optimizing for the technical program, a kind of field investigation lock described in multifunctional soil boring device of the present invention
Tight spring, damping spring, buffer spring material be high-carbon steel.
As advanced optimizing for the technical program, a kind of field investigation storage described in multifunctional soil boring device of the present invention
Deposit case knob, earth boring auger handle is equipped with Anti-slip cover.
A kind of field investigation multifunctional soil boring device of the invention has the beneficial effect that
A kind of field investigation multifunctional soil boring device of the present invention, device are able to carry out boring work, and device can hold very much
Easy more bit change, device can guarantee that arm bears lesser vibration, and device can guarantee the strong impetus to drill downwards, fill
Lesser vibration, the drill bit that device can store for future use can be moved and bear in the process of moving by setting.
Detailed description of the invention
The present invention will be further described in detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of field investigation multifunctional soil boring device of the present invention.
Fig. 2 is a kind of structural representation of the detachable rotary drilling mechanism 1 of field investigation multifunctional soil boring device of the present invention
Figure.
Fig. 3 is a kind of structural representation of the replaceable drill bit mechanism 1-1 of field investigation multifunctional soil boring device of the present invention
Figure.
Fig. 4 is a kind of structure of the replaceable drill bit retaining mechanism 1-2 of field investigation multifunctional soil boring device of the present invention
Schematic diagram.
Fig. 5 is the structural schematic diagram of the locking seat mechanism 1-3 of field investigation multifunctional soil boring device of the present invention a kind of.
Fig. 6 is a kind of structural schematic diagram of the mobile stocking mechanism 2 of field investigation multifunctional soil boring device of the present invention.
Fig. 7 is a kind of structural representation of the mobile damping wheel mechanism 2-1 of field investigation multifunctional soil boring device of the present invention
Figure.
Fig. 8 is a kind of structural schematic diagram of the slide bar seat mechanism 2-1-6 of field investigation multifunctional soil boring device of the present invention.
Fig. 9 is a kind of structural schematic diagram of the drill bit storage bin 2-4 of field investigation multifunctional soil boring device of the present invention.
Figure 10 is a kind of structural schematic diagram of the retractable handle mechanism 3 of field investigation multifunctional soil boring device of the present invention.
Figure 11 is a kind of structure of the bumper and absorbing shock linkage seat organization 3-1 of field investigation multifunctional soil boring device of the present invention
Schematic diagram.
Figure 12 is a kind of structural representation of the telescopic hydraulic cylinder mechanism 3-2 of field investigation multifunctional soil boring device of the present invention
Figure.
In figure: detachable rotary drilling mechanism 1；Replaceable drill bit mechanism 1-1；Drill body 1-1-1；Drill bit supporting seat 1-1-
2；Locking hole 1-1-3；Replaceable drill bit retaining mechanism 1-2；Shake hands 1-2-1；Shake hands fixing seat 1-2-2；Lock shell 1-2-3；Lock
Tight spring 1-2-4；Middle base 1-2-5；Lock telescopic rod 1-2-6；Lock seat mechanism 1-3；Drill bit supporting seat fluting 1-3-1；Lock
Tight telescopic rod fluting 1-3-2；Fixing bolt group 1-3-3；Locking bed ontology 1-3-4；Spin motor shaft 1-4；Rotary drive motor
1-5；Mobile stocking mechanism 2；Mobile damping wheel mechanism 2-1；Movable pulley 2-1-1；Movable pulley fixed link 2-1-2；Movable pulley is fixed
Seat 2-1-3；Slide bar action slot 2-1-4；Damping spring 2-1-5；Slide bar seat mechanism 2-1-6；Anti-bias slide bar 2-1-6-1；Anti-bias cunning
Bar attachment base 2-1-6-2；Bolt block 2-1-6-3；Bolt group A2-1-6-4；Mobile damping wheel fixing seat 2-2；Intermediate supports 2-3；
Drill bit storage bin 2-4；Storage bin outer support shell 2-4-1；Storage bin ontology 2-4-2；Storage bin knob 2-4-3；Stretching handle mobile phone
Structure 3；Bumper and absorbing shock linkage seat organization 3-1；Buffer pedestal 3-1-1；Motion bar 3-1-2；Buffer spring 3-1-3；Transverse slider seat
3-1-4；Sliding block 3-1-5；Sliding block sliding slot 3-1-6；Telescopic hydraulic cylinder mechanism 3-2；Hydraulic cylinder 3-2-1；Piston rod 3-2-2；Piston
3-2-3；Telescopic hydraulic cylinder attachment base 3-3；Vertical supporting 3-4；Cross-brace 3-5；Earth boring auger handle 3-6.
Specific embodiment
Specific embodiment 1:
Illustrate this implementation below with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12
In particular mode is a kind of field investigation multifunctional soil boring device the present invention relates to a kind of earth boring auger device, including removable
Rotary drilling mechanism 1, mobile stocking mechanism 2, retractable handle mechanism 3 are unloaded, device is able to carry out boring work, and device can be easy to
More bit change, device can guarantee that arm bears lesser vibration, and device can guarantee the strong impetus to drill downwards, device
It can move and bear in the process of moving lesser vibration, the drill bit that device can store for future use.
Detachable rotary drilling mechanism 1 includes replaceable drill bit mechanism 1-1, replaceable drill bit retaining mechanism 1-2, locking base
Structure 1-3, spin motor shaft 1-4, rotary drive motor 1-5, replaceable drill bit mechanism 1-1 are matched with locking seat mechanism 1-3, can
Replacing drill bit mechanism 1-1 and locking the fit system of seat mechanism 1-3 is clearance fit, replaceable drill bit retaining mechanism 1-2 and lock
Tight seat mechanism 1-3 is connected, and the connection type of replaceable drill bit retaining mechanism 1-2 and locking seat mechanism 1-3 are part welding, part
Clearance fit, replaceable drill bit mechanism 1-1 are matched with replaceable drill bit retaining mechanism 1-2, drill bit mechanism 1-1 and replaceable brill
The fit system of head locking mechanism 1-2 is to be engaged, and spin motor shaft 1-4 is located at the top of locking seat mechanism 1-3, electric rotating
Arbor 1-4 is that expansion set is connect with the connection type of locking seat mechanism 1-3, and spin motor shaft 1-4 is arranged in rotary drive motor 1-5
Inside, spin motor shaft 1-4 and the connection type of rotary drive motor 1-5 are that bearing is connect, and pass through rotary drive motor 1-5
Operating drive spin motor shaft 1-4 rotated, spin motor shaft 1-4 carry out rotation will drive locking seat mechanism 1-3 turned
Dynamic, locking seat mechanism 1-3 carries out rotation and will drive replaceable drill bit retaining mechanism 1-2 being rotated, and replaceable drill bit locks machine
Structure 1-2, which carries out rotation, will drive replaceable drill bit mechanism 1-1 and is rotated, and can thus drill to soil；
Replaceable drill bit mechanism 1-1 includes drill body 1-1-1, drill bit supporting seat 1-1-2, locking hole 1-1-3, drill bit sheet
Body 1-1-1 is located at the lower section of drill bit supporting seat 1-1-2, and the connection type of drill body 1-1-1 and drill bit supporting seat 1-1-2 is weldering
It connects, locking hole 1-1-3 is opened on drill bit supporting seat 1-1-2；
Replaceable drill bit retaining mechanism 1-2 includes knob 1-2-1, knob fixing seat 1-2-2, locking shell 1-2-3, locking bullet
Spring 1-2-4, middle base 1-2-5, locking telescopic rod 1-2-6, knob 1-2-1 are connected with the fixing seat 1-2-2 that shakes hands, and shake hands 1-2-1
Connection type with knob fixing seat 1-2-2 is welding, and knob fixing seat 1-2-2 is connected with locking telescopic rod 1-2-6, and knob is solid
The connection type of reservation 1-2-2 and locking telescopic rod 1-2-6 are welding, and locking spring 1-2-4 is arranged in locking shell 1-2-3
The connection type of portion, locking spring 1-2-4 and locking shell 1-2-3 are welding, and locking spring 1-2-4 is connected with middle base 1-2-5,
The connection type of locking spring 1-2-4 and middle base 1-2-5 is welding, and middle base 1-2-5 is arranged in locking shell 1-2-3
The fit system of portion, middle base 1-2-5 and locking shell 1-2-3 are clearance fit, middle base 1-2-5 and locking telescopic rod 1-2-6
It is connected, the connection type of middle base 1-2-5 and locking telescopic rod 1-2-6 are welding, when a bit replacement is required, can be pulled outwardly
Dynamic knob 1-2-1, knob 1-2-1, which are moved out, will drive knob fixing seat 1-2-2 and moves out, knob fixing seat 1-2-2 to
Outer movement will drive locking telescopic rod 1-2-6 and move out, and locking telescopic rod 1-2-6 is moved out and can be detached from and locking hole 1-1-
3 cooperation can thus take off replaceable drill bit mechanism 1-1, and then into drill bit supporting seat fluting 1-3-1, insertion is new
Replaceable drill bit mechanism 1-1, unclamp knob 1-2-1, under the rebound effect of locking spring 1-2-4, middle base 1-2-5 is inside
Movement, middle base 1-2-5 inwardly move will drive locking telescopic rod 1-2-6 inwardly move, in this way lock telescopic rod 1-2-6 again
Cooperated with locking hole 1-1-3, locking telescopic rod 1-2-6 in this way will block replaceable drill bit mechanism 1-1, just complete
The replacement of replaceable drill bit mechanism 1-1；
Locking seat mechanism 1-3 includes drill bit supporting seat fluting 1-3-1, locking telescopic rod fluting 1-3-2, fixing bolt group 1-
3-3, locking bed ontology 1-3-4, drill bit supporting seat fluting 1-3-1 are opened on locking bed ontology 1-3-4, locking telescopic rod fluting 1-
3-2 is opened on locking bed ontology 1-3-4, and fixing bolt group 1-3-3 is connected with locking bed ontology 1-3-4, fixing bolt group 1-3-3
It is that spiral is connect with the connection type of locking bed ontology 1-3-4；
Mobile stocking mechanism 2 includes mobile damping wheel mechanism 2-1, mobile damping wheel fixing seat 2-2, intermediate supports 2-3, bores
Head storage bin 2-4, mobile damping wheel mechanism 2-1 are connected with mobile damping wheel fixing seat 2-2, mobile damping wheel mechanism 2-1 and shifting
The connection type of dynamic damping wheel fixing seat 2-2 is part welding, is partially bolted, during mobile damping wheel fixing seat 2-2 is located at
Between support the lower section of 2-3, the connection type of mobile damping wheel fixing seat 2-2 and intermediate supports 2-3 are welding, drill bit storage bin 2-
4 are located at the top of intermediate supports 2-3, and the connection type of drill bit storage bin 2-4 and intermediate supports 2-3 is welding；
Mobile damping wheel mechanism 2-1 include movable pulley 2-1-1, movable pulley fixed link 2-1-2, movable pulley fixing seat 2-1-3,
Slide bar action slot 2-1-4, damping spring 2-1-5, slide bar seat mechanism 2-1-6, movable pulley 2-1-1 and movable pulley fixed link 2-1-2
It is connected, the connection type of movable pulley 2-1-1 and movable pulley fixed link 2-1-2 are welding, movable pulley fixed link 2-1-2 and movable pulley
Fixing seat 2-1-3 is connected, and movable pulley fixed link 2-1-2 is that bearing is connect with the connection type of movable pulley fixing seat 2-1-3, slide bar
Action slot 2-1-4 is opened on movable pulley fixing seat 2-1-3, and damping spring 2-1-5 is connected with movable pulley fixing seat 2-1-3, damping
The connection type of spring 2-1-5 and movable pulley fixing seat 2-1-3 is welding, slide bar seat mechanism 2-1-6 and damping spring 2-1-5 phase
Even, the connection type of slide bar seat mechanism 2-1-6 and damping spring 2-1-5 is welding, slide bar seat mechanism 2-1-6 and slide bar action slot
2-1-4 is matched, and the fit system of slide bar seat mechanism 2-1-6 and slide bar action slot 2-1-4 are clearance fit, when needing to move
When, movable pulley 2-1-1 can be allowed to contact ground, movement that can be more laborsaving, in movable pulley fixing seat 2-1-3 and slide bar base
It is equipped with damping spring 2-1-5 between structure 2-1-6, vibration on the move can be absorbed, protective device is not by shock damage；
Slide bar seat mechanism 2-1-6 includes anti-bias slide bar 2-1-6-1, anti-bias slide bar attachment base 2-1-6-2, bolt block 2-1-6-
3, bolt group A2-1-6-4, anti-bias slide bar 2-1-6-1 are connected with anti-bias slide bar attachment base 2-1-6-2, anti-bias slide bar 2-1-6-1 with
The connection type of anti-bias slide bar attachment base 2-1-6-2 is welding, anti-bias slide bar attachment base 2-1-6-2 and bolt block 2-1-6-3 phase
Even, the connection type of anti-bias slide bar attachment base 2-1-6-2 and bolt block 2-1-6-3 is welding, bolt group A2-1-6-4 and bolt
Seat 2-1-6-3 is connected, and bolt group A2-1-6-4 is that spiral is connect with the connection type of bolt block 2-1-6-3；
Drill bit storage bin 2-4 include storage bin outer support shell 2-4-1, storage bin ontology 2-4-2, storage bin knob 2-4-3,
Storage bin outer support shell 2-4-1 is matched with storage bin ontology 2-4-2, storage bin outer support shell 2-4-1 and storage bin ontology 2-
The fit system of 4-2 is clearance fit, and storage bin ontology 2-4-2 is connected with storage bin knob 2-4-3, storage bin ontology 2-4-2
Connection type with storage bin knob 2-4-3 is welding；
Retractable handle mechanism 3 includes bumper and absorbing shock linkage seat organization 3-1, telescopic hydraulic cylinder mechanism 3-2, telescopic hydraulic cylinder company
Joint chair 3-3, vertical supporting 3-4, cross-brace 3-5, earth boring auger handle 3-6, bumper and absorbing shock linkage seat organization 3-1 and telescopic hydraulic cylinder
Mechanism 3-2 is connected, and the connection type of bumper and absorbing shock linkage seat organization 3-1 and telescopic hydraulic cylinder mechanism 3-2 are welding, telescopic hydraulic
Cylinder mechanism 3-2 is connected with telescopic hydraulic cylinder attachment base 3-3, the company of telescopic hydraulic cylinder mechanism 3-2 and telescopic hydraulic cylinder attachment base 3-3
Mode is connect as welding, vertical supporting 3-4 is located at the top of telescopic hydraulic cylinder attachment base 3-3, vertical supporting 3-4 and telescopic hydraulic cylinder
The connection type of attachment base 3-3 is welding, and cross-brace 3-5 is located at the top of vertical supporting 3-4, cross-brace 3-5 with vertically
The connection type for supporting 3-4 is welding, and earth boring auger handle 3-6 is located at the top of cross-brace 3-5, and earth boring auger handle 3-6 is propped up with lateral
The connection type for supportting 3-5 is welding；
Bumper and absorbing shock linkage seat organization 3-1 includes buffering pedestal 3-1-1, motion bar 3-1-2, buffer spring 3-1-3, transverse direction
Take-up housing 3-1-4, sliding block 3-1-5, sliding block sliding slot 3-1-6, motion bar 3-1-2 are located at the top of buffering pedestal 3-1-1, motion bar
The connection type of 3-1-2 and buffering pedestal 3-1-1 are welding, and buffer spring 3-1-3 and the connection type of buffering pedestal 3-1-1 are
The connection type of welding, transverse slider seat 3-1-4 and buffer spring 3-1-3 are welding, transverse slider seat 3-1-4 and motion bar 3-
The fit system of 1-2 is clearance fit, and the connection type of transverse slider seat 3-1-4 and sliding block 3-1-5 is welding, sliding block 3-1-5
Fit system with sliding block sliding slot 3-1-6 is clearance fit, and sliding block sliding slot 3-1-6 is opened on buffering pedestal 3-1-1, is being bored
Kong Shi, a part vibration can conduct upwards, and bumper and absorbing shock linkage seat organization 3-1 is equipped on device, and bumper and absorbing shock connects base
Structure 3-1 is equipped with buffer spring 3-1-3, and the vibration that buffering pedestal 3-1-1 conduction comes up can be absorbed by buffer spring 3-1-3, make
Transverse slider seat 3-1-4 is slided up and down, so that the vibration being communicated up be made to become smaller, protects the arm of people；
Telescopic hydraulic cylinder mechanism 3-2 includes hydraulic cylinder 3-2-1, piston rod 3-2-2, piston 3-2-3, piston rod 3-2-2 with
The connection type of piston 3-2-3 is welding, and the inside of hydraulic cylinder 3-2-1, piston 3-2-3 and hydraulic cylinder is arranged in piston 3-2-3
The fit system of 3-2-1 is that clearance fit can inject liquid into hydraulic cylinder 3-2-1 when needing to continue growing drilling depth
Pressure oil, under the drive of oil pressure, piston 3-2-3 is moved downward, and piston 3-2-3 moves downward that will drive piston rod 3-2-2 downward
Movement, piston rod 3-2-2 is moved downward can be by the downward transmission force of bumper and absorbing shock linkage seat organization 3-1, to drive detachable
Rotary drilling mechanism 1 continues to move downward, and ensures that downward enough power in this way, drilling depth is made to be guaranteed；
Detachable rotary drilling mechanism 1 is connected with retractable handle mechanism 3, detachable rotary drilling mechanism 1 and retractable handle mechanism 3
Connection type be welding, mobile stocking mechanism 2 is located at the lower section of retractable handle mechanism 3, moves stocking mechanism 2 and retractable handle
The connection type of mechanism 3 is welding.
Specific embodiment 2:
Illustrate this implementation below with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12
Mode, present embodiment are described further embodiment one, and the number of the replaceable drill bit retaining mechanism 1-2 is two
It is a.
Specific embodiment 3:
Illustrate this implementation below with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12
Mode, present embodiment are described further embodiment one, the locking spring 1-2-4, damping spring 2-1-5, delay
The material for rushing spring 3-1-3 is high-carbon steel.
Specific embodiment 4:
Illustrate this implementation below with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12
Mode, present embodiment are described further embodiment one, set on storage bin knob 2-4-3, the earth boring auger handle 3-6
There is Anti-slip cover.
Device is able to carry out boring work, is operated by rotary drive motor 1-5 and spin motor shaft 1-4 is driven to be turned
Dynamic, spin motor shaft 1-4 carries out rotation and will drive locking seat mechanism 1-3 being rotated, and locking seat mechanism 1-3 carries out rotation can band
It moves replaceable drill bit retaining mechanism 1-2 to be rotated, replaceable drill bit retaining mechanism 1-2, which carries out rotation, will drive replaceable drill bit
Mechanism 1-1 is rotated, and can thus be drilled to soil；Device can easily more bit change, when needing replacing
When drill bit, can pull out knob 1-2-1, knob 1-2-1 move out will drive knob fixing seat 1-2-2 move out,
Knob fixing seat 1-2-2 move out will drive locking telescopic rod 1-2-6 move out, locking telescopic rod 1-2-6 move out
It can be detached from the cooperation with locking hole 1-1-3, replaceable drill bit mechanism 1-1 can thus be taken off, then supported to drill bit
The new replaceable drill bit mechanism 1-1 of insertion, unclamps knob 1-2-1 in seat fluting 1-3-1, makees in the rebound of locking spring 1-2-4
Under, middle base 1-2-5 is inwardly moved, middle base 1-2-5 inwardly move will drive locking telescopic rod 1-2-6 inwardly move, this
Sample locking telescopic rod 1-2-6 is cooperated with locking hole 1-1-3 again, and locking telescopic rod 1-2-6 in this way will be bored replaceable
Head mechanism 1-1 is blocked, and just completes the replacement of replaceable drill bit mechanism 1-1；Device can guarantee that arm bears lesser vibration,
When being drilled, a part vibration can conduct upwards, and bumper and absorbing shock linkage seat organization 3-1, bumper and absorbing shock are equipped on device
Linkage seat organization 3-1 is equipped with buffer spring 3-1-3, and the vibration that buffering pedestal 3-1-1 conduction comes up can be by buffer spring 3-1-3
It absorbs, slides up and down transverse slider seat 3-1-4, so that the vibration being communicated up be made to become smaller, protect the arm of people；Device can
Guaranteeing the strong impetus to drill downwards, device is equipped with telescopic hydraulic cylinder mechanism 3-2, when needing to continue growing drilling depth,
Hydraulic oil can be injected into hydraulic cylinder 3-2-1, under the drive of oil pressure, piston 3-2-3 is moved downward, and piston 3-2-3 is downward
Movement will drive piston rod 3-2-2 and move downward, and piston rod 3-2-2 is moved downward can be by bumper and absorbing shock linkage seat organization 3-1
Downward transmission force ensures that downward enough power so that detachable rotary drilling mechanism 1 be driven to continue to move downward in this way,
Drilling depth is set to be guaranteed；Device can move and bear in the process of moving lesser vibration, and device is equipped with movement
Damping wheel mechanism 2-1 can allow movable pulley 2-1-1 to contact ground when needing mobile, movement that can be more laborsaving, move
It is equipped with damping spring 2-1-5 between driving wheel fixing seat 2-1-3 and slide bar seat mechanism 2-1-6, vibration on the move can be absorbed, protects
Protection unit is not by shock damage；The drill bit that device can store for future use, device are equipped with drill bit storage bin 2-4, can store standby
With drill bit, because of field work, native back warp often has hard objects, and drill bit is easy to make a mess of, so some drill bits of prepare more are wanted,
So drill bit storage bin 2-4 is arranged on device.
Certainly, above description is not limitation of the present invention, and the present invention is also not limited to the example above, the art
The variations, modifications, additions or substitutions that those of ordinary skill is made within the essential scope of the present invention also belong to guarantor of the invention
Protect range.
Claims (4)
1. a kind of field investigation multifunctional soil boring device, including detachable rotary drilling mechanism (1), mobile stocking mechanism (2), stretch
Contracting handle mechanism (3), it is characterised in that: detachable rotary drilling mechanism (1) includes replaceable drill bit mechanism (1-1), replaceable brill
Head locking mechanism (1-2), locking seat mechanism (1-3), spin motor shaft (1-4), rotary drive motor (1-5), replaceable drill bit
Mechanism (1-1) is matched with locking seat mechanism (1-3), the cooperation side of replaceable drill bit mechanism (1-1) and locking seat mechanism (1-3)
Formula is clearance fit, and replaceable drill bit retaining mechanism (1-2) is connected with locking seat mechanism (1-3), replaceable drill bit retaining mechanism
(1-2) and locking seat mechanism (1-3) connection type be part welding, portion gap cooperate, replaceable drill bit mechanism (1-1) with
Replaceable drill bit retaining mechanism (1-2) matches, the cooperation side of drill bit mechanism (1-1) and replaceable drill bit retaining mechanism (1-2)
Formula is to be engaged, and spin motor shaft (1-4) is located at the top of locking seat mechanism (1-3), spin motor shaft (1-4) and locking bed
The connection type of mechanism (1-3) is expansion set connection, and spin motor shaft (1-4) setting is in the inside of rotary drive motor (1-5), rotation
Rotating motor axis (1-4) is that bearing is connect with the connection type of rotary drive motor (1-5)；
Replaceable drill bit mechanism (1-1) includes drill body (1-1-1), drill bit supporting seat (1-1-2), locking hole (1-1-3), is bored
Head ontology (1-1-1) is located at the lower section of drill bit supporting seat (1-1-2), drill body (1-1-1) and drill bit supporting seat (1-1-2's)
Connection type is welding, and locking hole (1-1-3) is opened on drill bit supporting seat (1-1-2)；
Replaceable drill bit retaining mechanism (1-2) includes knob (1-2-1), knob fixing seat (1-2-2), locking shell (1-2-3), lock
Tight spring (1-2-4), middle base (1-2-5), locking telescopic rod (1-2-6), knob (1-2-1) and knob fixing seat (1-2-2)
It is connected, the connection type of knob (1-2-1) and knob fixing seat (1-2-2) is welding, and knob fixing seat (1-2-2) is stretched with locking
Contracting bar (1-2-6) is connected, and knob fixing seat (1-2-2) and the connection type for locking telescopic rod (1-2-6) are welding, locking spring
In the inside of locking shell (1-2-3), locking spring (1-2-4) and the connection type for locking shell (1-2-3) are weldering for (1-2-4) setting
It connects, locking spring (1-2-4) is connected with middle base (1-2-5), the connection side of locking spring (1-2-4) and middle base (1-2-5)
Formula is welding, and middle base (1-2-5) setting is in the inside of locking shell (1-2-3), middle base (1-2-5) and locking shell (1-2-3)
Fit system be clearance fit, middle base (1-2-5) with locking telescopic rod (1-2-6) be connected, middle base (1-2-5) with lock
The connection type of telescopic rod (1-2-6) is welding；
Locking seat mechanism (1-3) includes drill bit supporting seat fluting (1-3-1), locking telescopic rod fluting (1-3-2), fixing bolt group
(1-3-3), locking bed ontology (1-3-4), drill bit supporting seat fluting (1-3-1) are opened on locking bed ontology (1-3-4), and locking is stretched
Contracting bar fluting (1-3-2) is opened on locking bed ontology (1-3-4), fixing bolt group (1-3-3) and locking bed ontology (1-3-4) phase
Even, fixing bolt group (1-3-3) is that spiral is connect with the connection type of locking bed ontology (1-3-4)；
Mobile stocking mechanism (2) include mobile damping wheel mechanism (2-1), mobile damping wheel fixing seat (2-2), intermediate supports (2-
3), drill bit storage bin (2-4), mobile damping wheel mechanism (2-1) are connected with mobile damping wheel fixing seat (2-2), mobile damping wheel
Mechanism (2-1) and the connection type of mobile damping wheel fixing seat (2-2) are part welding, are partially bolted, mobile damping wheel
Fixing seat (2-2) is located at the lower section of intermediate supports (2-3), the connection of mobile damping wheel fixing seat (2-2) and intermediate supports (2-3)
Mode is welding, and drill bit storage bin (2-4) is located at the top of intermediate supports (2-3), drill bit storage bin (2-4) and intermediate supports
The connection type of (2-3) is welding；
Mobile damping wheel mechanism (2-1) includes movable pulley (2-1-1), movable pulley fixed link (2-1-2), movable pulley fixing seat (2-
1-3), slide bar action slot (2-1-4), damping spring (2-1-5), slide bar seat mechanism (2-1-6), movable pulley (2-1-1) and movement
It takes turns fixed link (2-1-2) to be connected, the connection type of movable pulley (2-1-1) and movable pulley fixed link (2-1-2) are welding, movable pulley
Fixed link (2-1-2) is connected with movable pulley fixing seat (2-1-3), movable pulley fixed link (2-1-2) and movable pulley fixing seat (2-1-
3) connection type is bearing connection, and slide bar action slot (2-1-4) is opened on movable pulley fixing seat (2-1-3), damping spring (2-
1-5) it is connected with movable pulley fixing seat (2-1-3), the connection type of damping spring (2-1-5) and movable pulley fixing seat (2-1-3)
For welding, slide bar seat mechanism (2-1-6) is connected with damping spring (2-1-5), slide bar seat mechanism (2-1-6) and damping spring (2-
Connection type 1-5) is welding, and slide bar seat mechanism (2-1-6) is matched with slide bar action slot (2-1-4), slide bar seat mechanism (2-
It is 1-6) clearance fit with the fit system of slide bar action slot (2-1-4)；
Slide bar seat mechanism (2-1-6) includes anti-bias slide bar (2-1-6-1), anti-bias slide bar attachment base (2-1-6-2), bolt block (2-
1-6-3), bolt group A (2-1-6-4), anti-bias slide bar (2-1-6-1) are connected with anti-bias slide bar attachment base (2-1-6-2), anti-bias cunning
The connection type of bar (2-1-6-1) and anti-bias slide bar attachment base (2-1-6-2) is welding, anti-bias slide bar attachment base (2-1-6-2)
It is connected with bolt block (2-1-6-3), the connection type of anti-bias slide bar attachment base (2-1-6-2) and bolt block (2-1-6-3) are weldering
It connects, bolt group A (2-1-6-4) is connected with bolt block (2-1-6-3), bolt group A (2-1-6-4) and bolt block (2-1-6-3)
Connection type is spiral connection；
Drill bit storage bin (2-4) includes storage bin outer support shell (2-4-1), storage bin ontology (2-4-2), storage bin knob (2-
4-3), storage bin outer support shell (2-4-1) is matched with storage bin ontology (2-4-2), storage bin outer support shell (2-4-1) and storage
The fit system for depositing case ontology (2-4-2) is clearance fit, and storage bin ontology (2-4-2) is connected with storage bin knob (2-4-3),
The connection type of storage bin ontology (2-4-2) and storage bin knob (2-4-3) is welding；
Retractable handle mechanism (3) includes bumper and absorbing shock linkage seat organization (3-1), telescopic hydraulic cylinder mechanism (3-2), telescopic hydraulic cylinder
Attachment base (3-3), vertical supporting (3-4), cross-brace (3-5), earth boring auger handle (3-6), bumper and absorbing shock linkage seat organization (3-1)
It is connected with telescopic hydraulic cylinder mechanism (3-2), the connection of bumper and absorbing shock linkage seat organization (3-1) and telescopic hydraulic cylinder mechanism (3-2)
Mode is welding, and telescopic hydraulic cylinder mechanism (3-2) is connected with telescopic hydraulic cylinder attachment base (3-3), telescopic hydraulic cylinder mechanism (3-2)
Connection type with telescopic hydraulic cylinder attachment base (3-3) is welding, and vertical supporting (3-4) is located at telescopic hydraulic cylinder attachment base (3-
3) top, the connection type of vertical supporting (3-4) and telescopic hydraulic cylinder attachment base (3-3) are welding, the position cross-brace (3-5)
In the top of vertical supporting (3-4), the connection type of cross-brace (3-5) and vertical supporting (3-4) are welding, earth boring auger handle
(3-6) is located at the top of cross-brace (3-5), and the connection type of earth boring auger handle (3-6) and cross-brace (3-5) are welding；
Bumper and absorbing shock linkage seat organization (3-1) include buffering pedestal (3-1-1), motion bar (3-1-2), buffer spring (3-1-3),
Transverse slider seat (3-1-4), sliding block (3-1-5), sliding block sliding slot (3-1-6), motion bar (3-1-2) are located at buffering pedestal (3-1-
1) connection type of top, motion bar (3-1-2) and buffering pedestal (3-1-1) is welding, buffer spring (3-1-3) and buffering
The connection type of pedestal (3-1-1) is to weld, and the connection type of transverse slider seat (3-1-4) and buffer spring (3-1-3) are weldering
It connects, the fit system of transverse slider seat (3-1-4) and motion bar (3-1-2) are clearance fit, transverse slider seat (3-1-4) and cunning
The connection type of block (3-1-5) is to weld, and the fit system of sliding block (3-1-5) and sliding block sliding slot (3-1-6) are clearance fit, sliding
Block sliding slot (3-1-6) is opened in buffering pedestal (3-1-1)；
Telescopic hydraulic cylinder mechanism (3-2) includes hydraulic cylinder (3-2-1), piston rod (3-2-2), piston (3-2-3), piston rod (3-
It 2-2) is welding with the connection type of piston (3-2-3), piston (3-2-3) is arranged in the inside of hydraulic cylinder (3-2-1), piston
The fit system of (3-2-3) and hydraulic cylinder (3-2-1) is clearance fit；
Detachable rotary drilling mechanism (1) is connected with retractable handle mechanism (3), detachable rotary drilling mechanism (1) and stretching handle mobile phone
The connection type of structure (3) is welding, and mobile stocking mechanism (2) are located at the lower section of retractable handle mechanism (3), mobile stocking mechanism
It (2) is welding with the connection type of retractable handle mechanism (3).
2. a kind of field investigation multifunctional soil boring device according to claim 1, it is characterised in that: described is replaceable
The number of drill bit retaining mechanism (1-2) is two.
3. a kind of field investigation multifunctional soil boring device according to claim 1, it is characterised in that: the locking bullet
Spring (1-2-4), damping spring (2-1-5), buffer spring (3-1-3) material be high-carbon steel.
4. a kind of field investigation multifunctional soil boring device according to claim 1, it is characterised in that: the storage bin
(2-4-3), earth boring auger handle (3-6) shake hands equipped with Anti-slip cover.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442397.4A CN109297751B (en) | 2018-11-29 | 2018-11-29 | Multifunctional earth drill device for field investigation |
| CN202011230323.1A CN112393944A (en) | 2018-11-29 | 2018-11-29 | Multifunctional earth drill device for field investigation |
| CN202011230309.1A CN112160711A (en) | 2018-11-29 | 2018-11-29 | Drilling method of multifunctional earth drill device for field investigation |
| CN202011231769.6A CN112146925A (en) | 2018-11-29 | 2018-11-29 | Earth drill device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811442397.4A CN109297751B (en) | 2018-11-29 | 2018-11-29 | Multifunctional earth drill device for field investigation |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011231769.6A Division CN112146925A (en) | 2018-11-29 | 2018-11-29 | Earth drill device |
| CN202011230323.1A Division CN112393944A (en) | 2018-11-29 | 2018-11-29 | Multifunctional earth drill device for field investigation |
| CN202011230309.1A Division CN112160711A (en) | 2018-11-29 | 2018-11-29 | Drilling method of multifunctional earth drill device for field investigation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109297751A true CN109297751A (en) | 2019-02-01 |
| CN109297751B CN109297751B (en) | 2020-11-17 |
Family
ID=65141487
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011231769.6A Withdrawn CN112146925A (en) | 2018-11-29 | 2018-11-29 | Earth drill device |
| CN202011230323.1A Withdrawn CN112393944A (en) | 2018-11-29 | 2018-11-29 | Multifunctional earth drill device for field investigation |
| CN202011230309.1A Withdrawn CN112160711A (en) | 2018-11-29 | 2018-11-29 | Drilling method of multifunctional earth drill device for field investigation |
| CN201811442397.4A Active CN109297751B (en) | 2018-11-29 | 2018-11-29 | Multifunctional earth drill device for field investigation |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011231769.6A Withdrawn CN112146925A (en) | 2018-11-29 | 2018-11-29 | Earth drill device |
| CN202011230323.1A Withdrawn CN112393944A (en) | 2018-11-29 | 2018-11-29 | Multifunctional earth drill device for field investigation |
| CN202011230309.1A Withdrawn CN112160711A (en) | 2018-11-29 | 2018-11-29 | Drilling method of multifunctional earth drill device for field investigation |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN112146925A (en) |
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| CN108824144A (en) * | 2018-07-04 | 2018-11-16 | 钟秀国 | A kind of water conservancy and hydropower vibration compacting drilling equipment |
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2018
- 2018-11-29 CN CN202011231769.6A patent/CN112146925A/en not_active Withdrawn
- 2018-11-29 CN CN202011230323.1A patent/CN112393944A/en not_active Withdrawn
- 2018-11-29 CN CN202011230309.1A patent/CN112160711A/en not_active Withdrawn
- 2018-11-29 CN CN201811442397.4A patent/CN109297751B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050177309A1 (en) * | 2002-05-13 | 2005-08-11 | Ramanathan Sri Ranjan | Method and probe for measuring hydraulic conductivity of soil |
| CN104895493A (en) * | 2015-06-15 | 2015-09-09 | 义乌市义棉帽厂 | Damping type automatic drilling device |
| CN205654305U (en) * | 2016-04-24 | 2016-10-19 | 陈巧珍 | Shock attenuation formula drilling equipment |
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| CN108824144A (en) * | 2018-07-04 | 2018-11-16 | 钟秀国 | A kind of water conservancy and hydropower vibration compacting drilling equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112146925A (en) | 2020-12-29 |
| CN112393944A (en) | 2021-02-23 |
| CN112160711A (en) | 2021-01-01 |
| CN109297751B (en) | 2020-11-17 |
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