CN207080173U - Adjustable churn drilling tools - Google Patents
Adjustable churn drilling tools Download PDFInfo
- Publication number
- CN207080173U CN207080173U CN201720798285.7U CN201720798285U CN207080173U CN 207080173 U CN207080173 U CN 207080173U CN 201720798285 U CN201720798285 U CN 201720798285U CN 207080173 U CN207080173 U CN 207080173U
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- China
- Prior art keywords
- adjustable
- portable plate
- plate
- support bar
- hinged
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Abstract
The utility model discloses adjustable churn drilling tools, solves the problems, such as the width for adjusting drill bit and expense when causing to buy different drill bits is unreasonable, equipment is not easy to manage and is inconvenient to use, its drip irrigation device is to include matrix, matrix upper end be provided with can with the anchor pull head of external connection, it is characterized in that:Described matrix is provided with multiple support bars being hinged with its upper end, described matrix lower end is provided with one end expansion plate be hinged with its be hinged and lower end of the other end and support bar, the expansion plate adjustable length, the expansion plate, which is provided with, can prevent its flexible locating part, adjustable drilling tool size is reached, to that can be adjusted flexibly during the pile hole construction of different pore size, with the effect for reaching convenient use, facilitating management equipment, saving expense.
Description
Technical field
Churn drilling tools is the utility model is related to, more particularly to adjustable churn drilling tools.
Background technology
Impact drill is widely used in engineering construction, may need to beat pile when being constructed such as bridges and culverts or high building, can
Constructed according to local geological conditions from impact drill, impact drill is one kind of rig.It is harder to be mainly used in geology, have rock etc. compared with
The drilling construction of hard formation.The course of work is, first in the pre-buried casing of punching position, the rigging up above casing, to use rig
Drilling tool is lifted into certain altitude, then allows drilling tool freely falling body to impact ground, stake holes is formed after repeat impact.Finally can be in stake holes
Middle concrete perfusion, form pile.
The churn drilling tools being common in the market at present can not adjust the width of drill bit, when needing to bore the hole of different-diameter,
Just need to change drill bit of different sizes, so as to generally require to prepare various different size of drill bits to meet needs of constructing, from
And easily produce the problem of expense when buying different drill bits is unreasonable, equipment is mixed and disorderly and is inconvenient to use.
Utility model content
The purpose of this utility model is to provide adjustable churn drilling tools, and the drilling tool can adjust drilling tool size, to difference
It can be adjusted flexibly during the pile hole construction in aperture, with the effect for reaching convenient use, facilitating management equipment, saving expense.
Above-mentioned technical purpose of the present utility model technical scheme is that:
Adjustable churn drilling tools, including matrix, matrix upper end be provided with can with the anchor pull head of external connection, it is characterized in that:Institute
State matrix and be provided with multiple support bars being hinged with its upper end, described matrix lower end is provided with one end and its be hinged and the other end and support
The be hinged expansion plate in the lower end of bar, the expansion plate include relatively-movable first portable plate and the second portable plate, and described the
One portable plate and the second portable plate are provided with multiple equally distributed through holes, and the expansion plate, which is provided with, can prevent its flexible limit
Position part, the locating part is the bolt that may pass through through hole.
Pass through such setting:Outside is connected using anchor pull head, anchor pull head pull-up can be bored so as to realize with the drilling tool
Hole.By being be hinged between support bar, expansion plate, matrix, using expansion plate adjustment length, while support bar can be followed and stretched
Contracting plate stretches and changes angle, so that the size of drilling tool changes.So as to realize regulation drilling tool size, to different pore size
It can be adjusted flexibly during pile hole construction, reach convenient use, the effect for facilitating management equipment, saving expense.Adjust the length of expansion plate
, can be with bolt through the through hole on the first portable plate and the second portable plate after degree, and be bolted to connection, so as to by the
One portable plate and the second portable plate are fixed, and fix the length of expansion plate.
It is of the present utility model further set it is characterized in that:The stud base, which is provided with lower end, has the projection of the conical surface.
Pass through such setting:Using the projection with the conical surface, when making the downward impact stake bottom hole portion of drilling tool, projection is advantageous to
Make rock and clay crushing, so as to improve the efficiency of drilling.
It is of the present utility model further set it is characterized in that:First portable plate, which is provided with, to be lived by bolt and first
Plate and the connecting plate of the second portable plate connection are moved, connecting hole corresponding with through hole, the connecting plate are equipped with the connecting plate
Thickness and the first portable plate identical cushion block are provided between the second portable plate.
Pass through such setting:The regularity of distribution connecting hole consistent with through hole is provided with connecting plate, realization can pass through company
Hole and bolt connection are connect, connecting plate is fixed on expansion plate.Connecting plate is passed through by bolt and is secured to connect, so as to
The connection between the first portable plate and the second portable plate can be made more firm.Then placed between connecting plate and the second portable plate thick
The degree cushion block consistent with the first portable plate, for filling up the space between connecting plate and the second portable plate, branch is played to connecting plate
The effect of support.
It is of the present utility model further set it is characterized in that:Described matrix lower end is provided with and its be hinged and telescopic reinforcement
Bar, the bracing piece upper end are hinged with support bar, and the bracing piece, which is provided with, can prevent it from changing the locking mechanism of length.
Pass through such setting:It is scalable using bracing piece when the angle change between support bar and matrix, make reinforcement
Bar can change length with support bar.When needing bracing piece to fix, bracing piece is prevented to change length by locking mechanism, from
And play a part of to they sup-port, strengthen the structural strength of drilling tool.It is locked again by locking mechanism, changes its length
Become.
It is of the present utility model further set it is characterized in that:The bracing piece includes telescopic and can slided in telescopic
Expansion link, the locking mechanism includes the lozenges being arranged on expansion link and the wedge being bonded with lozenges, described
Telescopic is provided with the screw for being rotatablely connected with it and being threadedly coupled with wedge.
Pass through such setting:Expansion link can slide in telescopic, the Telescopic of bracing piece can be achieved, so as to reach
Bracing piece can follow the change of the angle between support bar and matrix and change length.It is rotatably connected by rotating with telescopic
Screw, the wedge for making to be connected with screw thread are moved, and wedge can be made to be moved to the direction of lozenges, wedge is extruded wedge
Shape face, frictional force is produced, prevent expansion link from being slided on telescopic.
It is of the present utility model further set it is characterized in that:The telescopic is provided with the clean-up port for being used for clearing out sludge,
The clean-up port, which is provided with, to be renovated what clean-up port was closed, described to renovate provided with the torsion spring for driving it to close.
Pass through such setting:The silt remained in work progress in telescopic can be removed by clean-up port.It can lead to
Closing will be renovated on clean-up port by crossing, and can be played inside protection telescopic, be prevented sandstone from breaking the effect of telescopic.
It is of the present utility model further set it is characterized in that:The support bar is provided with multiple dismountable gravity blocks.
Pass through such setting:By the setting of gravity block, the deadweight of drilling tool can be increased, and gravity block can be on support bar
Installation and removal, the deadweight of drilling tool is can adjust, complies with construction requirement.Reach convenient use, improve the effect of drilling tool applicability
Fruit.
It is of the present utility model further set it is characterized in that:The support bar is provided with the fixed pallet being secured to, institute
State support bar and be provided with the movable pressing board for being slidably connected and being used for it and compress gravity block, be fixedly connected with the fixed pallet
Direction and movable pressing board glide direction identical fixed pin shaft and pretension screw mandrel, the pretension screw mandrel are provided with pre-load nut, institute
State fixed pin shaft and pretension screw mandrel may pass through movable pressing board and gravity block.
Pass through such setting:By the way that gravity block is arranged in fixed pallet, and make fixed pin shaft and pretension screw mandrel
Through gravity block, after installing enough gravity blocks, movable pressing board is pressed in above gravity block, with by with pretension wire rod thread
The pre-load nut of connection, applies pretightning force on movable pressing board, gravity block is fixed on support bar.Meanwhile with support bar
The movable pressing board being slidably connected also can play a part of support to fixed pin shaft and pretension screw mandrel.
In summary, the utility model has the advantages that:Anchor pull head is connected using steel wire rope, anchor pull head can be drawn
Rise, so as to realize drilling.By being be hinged between support bar, expansion plate, matrix, using expansion plate adjustment length, support
Bar can follow the flexible of expansion plate and change angle, so that the size of drilling tool changes.So as to realize the work(of regulation drilling tool size
Energy.After expansion plate length adjustment, by the bolt that is fixedly connected with projection through the first portable plate, the second portable plate and
Connecting plate, fix expansion plate.By the angle change of support bar, the length of bracing piece is also changed therewith, then tighten spiral shell
Nail makes wedge be adjacent to lozenges, so as to which expansion link is fixed on telescopic.By the way that gravity block is arranged in fixed pallet,
And fixed pin shaft and pretension screw mandrel is passed through gravity block, movable pressing board is pressed in above gravity block, tightening pre-load nut makes work
Dynamic pressure plate and gravity block are fixed on support bar.Then just available drilling tool drills.
Brief description of the drawings
Fig. 1 is the structural representation of drilling tool and workbench in the present embodiment;
Fig. 2 is the sectional view of drilling tool in the present embodiment;
Fig. 3 is the enlarged drawing at A in Fig. 2;
Fig. 4 is the sectional view at B-B in Fig. 3;
Fig. 5 is the structural representation of gravity block and support bar in the present embodiment.
Reference:10th, matrix;11st, anchor pull head;20th, support bar;21st, gravity block;22nd, fixed pallet;23rd, activity pressure
Plate;24th, fixed pin shaft;25th, pretension screw mandrel;26th, pre-load nut;30th, expansion plate;31st, projection;32nd, the first portable plate;33rd,
Two portable plates;34th, through hole;35th, bolt;36th, connecting plate;37th, connecting hole;38th, cushion block;40th, bracing piece;41st, telescopic;42、
Expansion link;43rd, lozenges;44th, wedge;45th, screw;46th, clean-up port;47th, renovate;48th, torsion spring;50th, workbench;51、
Steel wire rope.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Adjustable churn drilling tools, as shown in figure 1, used Cheng Qian to need first in ground building platform 50 in drilling tool,
Workbench 50 is provided with steel wire rope 51, and drilling tool is connected by steel wire rope 51 with workbench 50, operable in workbench 50
Drilling tool is drilled.
Adjustable churn drilling tools includes matrix 10, and the upper end of matrix 10 is provided with the anchor pull head that can be connected with outer wires rope 51
11, anchor pull head 11 is connected using steel wire rope 51, can be by steel wire rope 51 by the pull-up of anchor pull head 11, pull-up impacts its freely falling body
Ground, drilled so as to realize with the drilling tool.
Matrix 10 is provided with 4 support bars 20 being hinged with its upper end.As shown in Fig. 2 the lower end of matrix 10 is provided with one end and its
The be hinged and other end expansion plate 30 be hinged with the lower end of support bar 20.Expansion plate 30 includes the first portable plate 32 and the second activity
Plate 33, the first portable plate 32 and the second portable plate 33 are provided with four equally distributed through holes 34, and expansion plate 30 is provided with and can worn
Crossing 5 of through hole 34 makes its not flexible locating part, and locating part is set to bolt 35, and the lower end of bolt 35 is fixedly connected with the conical surface
Projection 31.
By being be hinged between support bar 20, expansion plate 30, matrix 10, its length is adjusted using expansion plate 30, together
When support bar 20 can follow the flexible of expansion plate 30 and change angle so that the bottom surface size of drilling tool changes.Adjustment can be passed through
It the relative position of first portable plate 32 and the second portable plate 33, can change the entire length of expansion plate 30.Adjust expansion plate 30
Length after, can with the bolt 35 that projection 31 is provided with through the through hole 34 on the first portable plate 32 and the second portable plate 33, and
First portable plate 32 and the second portable plate 33 are fixed together by bolt 35, make the first portable plate 32 and the second activity
Plate 33 can not relatively move, and fix the length of expansion plate 30.
So as to realize the drilling tool adjustable size, to that can be adjusted flexibly during the pile hole construction of different pore size, with the side of reaching
Just using, facilitate management equipment, save expense effect.Using the projection 31 with the conical surface, make the downward impact stake bottom hole of drilling tool
During portion, projection 31 is advantageous to make rock and clay crushing, so as to improve the efficiency of drilling.
First portable plate 32 is provided with the connection that can be connected by bolt 35 with the first portable plate 32 and the second portable plate 33
Plate 36, thickness is provided between the portable plate 33 of connecting plate 36 and second with 34 corresponding 5 connecting holes 37 of through hole on connecting plate 36
With the identical cushion block 38 of the first portable plate 32.
The regularity of distribution connecting hole 37 consistent with through hole 34 is provided with connecting plate 36, realization can pass through connecting hole 37 and spiral shell
Bolt 35 is connected, and connecting plate 36 is fixed on expansion plate 30.Connecting plate 36 is passed through by bolt 35 and is secured to connect, can
By connecting plate 36 the first portable plate 32 connect less than position be connected with the second portable plate 33, so as to make the first portable plate
32 and the second connection between portable plate 33 it is more firm.Thickness and first is placed between the portable plate 33 of connecting plate 36 and second to live
The consistent cushion block 38 of dynamic plate 32, for filling up the space between the portable plate 33 of connecting plate 36 and second, branch is played to connecting plate 36
The effect of support.
The lower end of matrix 10 is provided with the bracing piece 40 be hinged with it, and the upper end of bracing piece 40 is be hinged with support bar 20, bracing piece 40
Its length is can adjust, bracing piece 40, which is provided with, can prevent it from changing the locking mechanism of length.
When the angle change between support bar 20 and matrix 10, bracing piece 40 can change length with support bar 20.
When needing bracing piece 40 to play a part of support to support bar 20, prevent bracing piece 40 from changing length by locking mechanism, make
Bracing piece 40 is fixed, and so as to play a part of supporting to support bar 20, strengthens the structural strength of drilling tool.
As shown in figure 3, bracing piece 40 includes telescopic 41 and the expansion link 42 that can be slided in telescopic 41.By flexible
Bar 42 can slide in telescopic 41, and the Telescopic of bracing piece 40 can be achieved, support bar can be followed so as to reach bracing piece 40
The change of angle between 20 and matrix 10 and change length.
Telescopic 41 is provided with the clean-up port 46 that can clear out the dirt that inside may retain, and clean-up port 46 is provided with can be by clearly
What reason mouth 46 was closed renovates 47, renovates 47 and is provided with the torsion spring 48 for driving it to close.Can be by clean-up port 46, will be residual in work progress
The silt stayed in telescopic 41 is removed.It can prevent sandstone enters from stretching by that by 47 closings are renovated on clean-up port 46, can play
Effect inside contracting set.
As shown in figure 4, locking mechanism includes the lozenges 43 that is arranged on expansion link 42 and can be bonded with lozenges 43
Wedge 44, telescopic 41 are provided with the screw 45 for rotating connection and being threadedly coupled with wedge 44.
By rotating the screw 45 being rotatably connected with telescopic 41, the wedge 44 for making to be threadedly coupled with screw 45 moves,
Wedge 44 can be made to be moved to the direction of lozenges 43, wedge 44 is extruded lozenges 43, produce frictional force, prevent expansion link
42 slide on telescopic 41.
As shown in figure 5, support bar 20 is provided with two dismountable gravity blocks 21.Support bar 20 is provided with what is be secured to
Fixed pallet 22, support bar 20 are provided with the movable pressing board 23 being slidably connected with it, two are fixedly connected with fixed pallet 22
Fixed pin shaft 24 and two pretension screw mandrels 25, and the direction of fixed pin shaft 24 and pretension screw mandrel 25 and the glide direction of movable pressing board 23
Identical, pretension screw mandrel 25 are provided with pre-load nut 26, and fixed pin shaft 24 and pretension screw mandrel 25 pass through movable pressing board 23 and gravity
Block 21.
By the setting of gravity block 21, the deadweight of drilling tool can be increased, and gravity block 21 can pacify installation and dismantling on support bar 20
Unload, can adjust the deadweight of drilling tool, comply with construction requirement.Reach convenient use, improve the effect of drilling tool applicability.Passing through will
Gravity block 21 is arranged in fixed pallet 22, and fixed pin shaft 24 and pretension screw mandrel 25 is passed through gravity block 21, installs foot
After enough gravity blocks 21, movable pressing board 23 is pressed in above gravity block 21, with the pretension by being threadedly coupled with pretension screw mandrel 25
Nut 26, apply pretightning force on movable pressing board 23, gravity block 21 is fixed on support bar 20.Meanwhile with support bar 20
The movable pressing board 23 being slidably connected also can play a part of support to fixed pin shaft 24 and pretension screw mandrel 25.Utilize two pretension silks
Bar 25, can be that gravity block 21 and movable pressing board 23 provide bigger pretightning force.Meanwhile apply pretension in multiple different positions
Power, gravity block 21 and the stress of movable pressing board 23 is more balanced, enable gravity block 21 is more firm to be fixed on support bar 20.
Specific implementation process:Anchor pull head 11 is connected using steel wire rope 51, the pull-up of anchor pull head 11 can be drilled so as to realize.
By being be hinged between support bar 20, expansion plate 30, matrix 10, using the retractable of expansion plate 30, regulation is stretched
The length of plate 30, support bar 20 can follow the flexible of expansion plate 30 and change angle, so that the size of drilling tool changes.So as to realize
The function of adjustable drilling tool size, to that can be adjusted flexibly during the pile hole construction of different pore size, adapt to different size of to drilling tool
It is required that with the effect for reaching convenient use, facilitating management equipment, saving expense.
After the length adjustment of expansion plate 30, the first portable plate is passed through in the bolt 35 by being fixedly connected with projection 31
32nd, the second portable plate 33 and connecting plate 36, fix expansion plate 30.By the angle change of support bar 20, make bracing piece 40
Length also changes therewith, and then tightening screw 45 makes wedge 44 be adjacent to lozenges 43, flexible so as to which expansion link 42 be fixed on
On set 41.By the way that gravity block 21 is arranged in fixed pallet 22, and fixed pin shaft 24 and pretension screw mandrel 25 is set to pass through gravity
Block 21, movable pressing board 23 is pressed in above gravity block 21, tightening pre-load nut 26 is fixed on movable pressing board 23 and gravity block 21
On support bar 20.Then just available drilling tool drills.
After use, the dirt that may be retained in work progress can be cleared out by opening clean-up port 46, then can profit
Clean-up port 46 is remained turned-off with torsion spring 48.Meanwhile the churn drilling tools can be adjusted after use to minimum dimension, so as to
Convenience in transport and storage can be played a part of.
Claims (8)
1. adjustable churn drilling tools, including matrix (10), matrix (10) upper end is provided with can be with the anchor pull head (11) of external connection, its
It is characterized in:Described matrix (10) is provided with multiple support bars (20) being hinged with its upper end, and described matrix (10) lower end is provided with one end
The expansion plate (30) be hinged with the lower end of support bar (20) with its be hinged and other end, the expansion plate (30) include relative moving
Dynamic the first portable plate (32) and the second portable plate (33), first portable plate (32) and the second portable plate (33) are provided with more
Individual equally distributed through hole (34), the expansion plate (30), which is provided with, can prevent its flexible locating part, and the locating part is can
Through the bolt (35) of through hole (34).
2. adjustable churn drilling tools according to claim 1, it is characterized in that:Bolt (35) bottom has provided with lower end
The projection of the conical surface.
3. adjustable churn drilling tools according to claim 2, it is characterized in that:First portable plate (32), which is provided with, to lead to
Cross the connecting plate (36) that bolt (35) is connected with the first portable plate (32) and the second portable plate (33), on the connecting plate (36)
Provided with connecting hole (37) corresponding with through hole (34), thickness and the are provided between the connecting plate (36) and the second portable plate (33)
One portable plate (32) identical cushion block (38).
4. adjustable churn drilling tools according to claim 3, it is characterized in that:Described matrix (10) lower end is provided be hinged with it
And telescopic bracing piece (40), bracing piece (40) upper end is be hinged with support bar (20), and the bracing piece (40) is provided with
It can be prevented to change the locking mechanism of length.
5. adjustable churn drilling tools according to claim 4, it is characterized in that:The bracing piece (40) includes telescopic (41)
With the expansion link (42) that can be slided in telescopic (41), the locking mechanism includes the lozenges being arranged on expansion link (42)
(43) wedge (44) and with lozenges (43) being bonded, the telescopic (41) be provided be rotatablely connected with it and with wedge shape
The screw (45) of block (44) threaded connection.
6. adjustable churn drilling tools according to claim 5, it is characterized in that:The telescopic (41), which is provided with, to be used to clear out
The clean-up port (46) of sludge, the clean-up port (46), which is provided with, to be renovated what clean-up port (46) were closed (47), described to renovate (47)
Provided with the torsion spring (48) for driving it to close.
7. adjustable churn drilling tools according to claim 6, it is characterized in that:The support bar (20) is provided with multiple removable
The gravity block (21) unloaded.
8. adjustable churn drilling tools according to claim 7, it is characterized in that:The support bar (20) is provided with and is secured to
Fixed pallet (22), the support bar (20), which is provided with, to be slidably connected with it and for compressing gravity block(21)Movable pressing board
(23) direction and movable pressing board (23) glide direction identical fixed pin shaft (24), are fixedly connected with the fixed pallet (22)
With pretension screw mandrel (25), the pretension screw mandrel (25) is provided with pre-load nut (26), the fixed pin shaft (24) and pretension screw mandrel
(25) movable pressing board (23) and gravity block (21) be may pass through.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720798285.7U CN207080173U (en) | 2017-07-04 | 2017-07-04 | Adjustable churn drilling tools |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720798285.7U CN207080173U (en) | 2017-07-04 | 2017-07-04 | Adjustable churn drilling tools |
Publications (1)
Publication Number | Publication Date |
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CN207080173U true CN207080173U (en) | 2018-03-09 |
Family
ID=61427007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720798285.7U Expired - Fee Related CN207080173U (en) | 2017-07-04 | 2017-07-04 | Adjustable churn drilling tools |
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CN (1) | CN207080173U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111101849A (en) * | 2020-03-05 | 2020-05-05 | 浙江大学城市学院 | Impact drilling equipment convenient for cleaning holes and used for pile foundation |
-
2017
- 2017-07-04 CN CN201720798285.7U patent/CN207080173U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111101849A (en) * | 2020-03-05 | 2020-05-05 | 浙江大学城市学院 | Impact drilling equipment convenient for cleaning holes and used for pile foundation |
CN111101849B (en) * | 2020-03-05 | 2020-09-01 | 浙江大学城市学院 | Impact drilling equipment convenient for cleaning holes and used for pile foundation |
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GR01 | Patent grant | ||
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: 20180309 Termination date: 20190704 |