CN214697703U - Drill bit connection structure for cast-in-situ bored pile - Google Patents
Drill bit connection structure for cast-in-situ bored pile Download PDFInfo
- Publication number
- CN214697703U CN214697703U CN202120792993.6U CN202120792993U CN214697703U CN 214697703 U CN214697703 U CN 214697703U CN 202120792993 U CN202120792993 U CN 202120792993U CN 214697703 U CN214697703 U CN 214697703U
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- Prior art keywords
- drill bit
- installation
- groove
- mounting
- spliced pole
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- 238000011065 in-situ storage Methods 0.000 title description 7
- 238000009434 installation Methods 0.000 claims abstract description 39
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 238000005553 drilling Methods 0.000 claims abstract description 4
- 230000006978 adaptation Effects 0.000 claims abstract 2
- 230000035939 shock Effects 0.000 claims description 20
- 238000010276 construction Methods 0.000 description 4
- 238000013016 damping Methods 0.000 description 4
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003949 liquefied natural gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a drilling is drill bit connection structure for bored concrete pile, including the drill bit body, the last fixed surface of drill bit body installs the drill bit spliced pole, the fixed surface of drill bit spliced pole installs rig installation shell, the installation cavity with drill bit spliced pole looks adaptation is seted up to the lower surface of rig installation shell, the vertical outer wall top position in both sides of drill bit spliced pole is equipped with the installation fastener, the both sides internal surface of rig installation shell has been seted up the installation draw-in groove and has been dismantled logical groove, install the protective cover on the both sides outer wall of rig installation shell, it installs the fixing base to dismantle the internal fixed surface who leads to the groove, one side that the fixing base is close to the installation draw-in groove has the clamping ring through first spring movable mounting. The utility model discloses a drill bit can be convenient for install and dismantle, reduces the installation and the dismantlement time of drill bit greatly, improves the dismouting efficiency when the drill bit is changed greatly, convenient and practical.
Description
Technical Field
The utility model relates to a bored concrete pile drill bit technical field especially relates to a drill bit connection structure for bored concrete pile.
Background
The cast-in-situ bored pile has the advantages of high bearing capacity, strong adaptability, long pile length up to hundreds of meters, reduced pile number and the like, and becomes a preferred foundation form for buildings or structures, particularly large buildings or structures such as bridges, oil tanks, liquefied natural gas tanks and nuclear power stations at home and abroad. The cast-in-situ bored pile is a foundation structure widely used in engineering, and the construction has the characteristics of simple operation and strong applicability, so that the cast-in-situ bored pile is always favored by the engineering field, however, the drill bit for the cast-in-situ bored pile at the present stage is often damaged due to collision with a hard object when being used, the construction can be continued only by reassembling the drill bit, but the installation structure of the drill bit is complex, the drill bit is not easy to install and disassemble, the disassembly and assembly time of the drill bit is greatly prolonged, the problems of low construction efficiency and construction cost increase exist, and certain adverse effects are caused in the actual use process, so that the drill bit connection structure for the cast-in-situ bored pile is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a drill bit connecting structure for a bored pile.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a drill bit connecting structure for a bored pile comprises a drill bit body, wherein a drill bit connecting column is fixedly installed on the upper surface of the drill bit body, a drill mounting shell is fixedly installed on the outer surface of the drill bit connecting column, a mounting cavity matched with the drill bit connecting column is formed in the lower surface of the drill mounting shell, mounting fasteners are arranged at the top positions of the vertical outer walls on the two sides of the drill bit connecting column, mounting clamping grooves and dismounting through grooves are formed in the inner surfaces on the two sides of the drill mounting shell, protective covers are installed on the outer walls on the two sides of the drill mounting shell, fixing seats are fixedly installed on the inner surfaces of the dismounting through grooves, a connecting ring is movably installed on one side, close to the mounting clamping grooves, of each fixing seat through a first spring, a dismounting top column is fixedly installed on the inner surface of the connecting ring, each mounting fastener comprises a guide sleeve shell fixedly connected with the drill bit connecting column, a clamping column is movably arranged on the inner wall of one side of the guide casing through a second spring.
Preferably, the mounting clamping groove is communicated with the dismounting through groove, and the dismounting top pillar penetrates through the mounting clamping groove and the dismounting through groove.
Preferably, the clamping column is clamped in the mounting clamping groove.
Preferably, a first damping sheet is fixedly mounted on the inner wall of the top of the drilling machine mounting shell, and the first damping sheet is a rubber sheet.
Preferably, the upper surface of the drill connecting column is fixedly provided with a second damping sheet, and the second damping sheet is a rubber sheet.
Preferably, the upper end of the protective cover is movably connected with the drilling machine installation shell through a hinge, and the lower end of the protective cover is provided with a lock catch.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through setting up installation cavity, installation fastener, installation draw-in groove, second spring, card post, direction cover shell, can make the drill bit can be convenient for install, greatly reduce the installation time of drill bit, and when needs are dismantled, only need open the protective cover, and push up the dismantlement fore-set level on the fixing base, can make the dismantlement fore-set ejecting out the card post, accomplish the dismantlement work of drill bit, improve the dismouting efficiency when the drill bit is changed greatly;
2. the utility model discloses in, through setting up first shock attenuation piece, second shock attenuation piece, can increase good shock attenuation buffer structure for between drill bit and the rig mounting shell, prolong the life of drill bit greatly.
To sum up, the utility model discloses a drill bit can be convenient for install and dismantle, reduces the installation and the dismantlement time of drill bit greatly, improves the dismouting efficiency when the drill bit is changed greatly, convenient and practical.
Drawings
Fig. 1 is a schematic structural view of a drill connecting structure for a bored pile according to the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1 of a first embodiment of a drill connecting structure for a bored pile according to the present invention;
fig. 3 is an enlarged view of a in fig. 1 of a second embodiment of a drill connecting structure for a bored pile according to the present invention.
In the figure: 1 drill bit body, 2 drill bit spliced poles, 3 rig installation shell, 4 installation chambeies, 5 installation fasteners, 6 installation draw-in grooves, 7 dismantlement logical groove, 8 protective covers, 9 fixing bases, 10 first springs, 11 clamping rings, 12 dismantlement fore-set, 13 second springs, 14 calorie of posts, 15 hinges, 16 hasp, 17 first shock attenuation piece, 18 second shock attenuation pieces, 19 direction sleeves shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
The first embodiment is as follows:
referring to fig. 1-2, a drill bit connecting structure for a bored pile comprises a drill bit body 1, a drill bit connecting column 2 is fixedly installed on the upper surface of the drill bit body 1, a drill mounting shell 3 is fixedly installed on the outer surface of the drill bit connecting column 2, a mounting cavity 4 matched with the drill bit connecting column 2 is formed in the lower surface of the drill mounting shell 3, mounting fasteners 5 are arranged at the top positions of the vertical outer walls on the two sides of the drill bit connecting column 2, mounting clamping grooves 6 and dismounting through grooves 7 are formed in the inner surfaces on the two sides of the drill mounting shell 3, protective covers 8 are installed on the outer walls on the two sides of the drill mounting shell 3, fixing seats 9 are fixedly installed on the inner surfaces of the dismounting through grooves 7, a connecting ring 11 is movably installed on one side of the fixing seats 9 close to the mounting clamping grooves 6 through a first spring 10, a dismounting top column 12 is fixedly installed on the inner surface of the connecting ring 11, the mounting fasteners 5 comprise guide sleeve shells 19 fixedly connected with the drill bit connecting column 2, a clamping column 14 is movably arranged on one side inner wall of the guide sleeve 19 through a second spring 13.
Wherein, the installation clamping groove 6 is communicated with the disassembly through groove 7, and the disassembly top post 12 is communicated with the installation clamping groove 6 and the disassembly through groove 7.
Wherein, the clamping column 14 is clamped in the mounting clamping groove 6.
Wherein, fixed mounting has first shock attenuation piece 17 on the top inner wall of rig mounting housing 3, and just first shock attenuation piece 17 adopts the sheet rubber.
Wherein, the upper surface fixed mounting of drill bit spliced pole 2 has second shock attenuation piece 18, and second shock attenuation piece 18 adopts the sheet rubber.
Example two:
referring to fig. 1 and 3, a drill connecting structure for a bored pile comprises a drill body 1, a drill connecting post 2 is fixedly installed on the upper surface of the drill body 1, a drill mounting shell 3 is fixedly installed on the outer surface of the drill connecting post 2, a mounting cavity 4 matched with the drill connecting post 2 is formed in the lower surface of the drill mounting shell 3, mounting fasteners 5 are arranged at the top positions of the vertical outer walls on the two sides of the drill connecting post 2, mounting clamping grooves 6 and dismounting through grooves 7 are formed in the inner surfaces on the two sides of the drill mounting shell 3, protective covers 8 are installed on the outer walls on the two sides of the drill mounting shell 3, fixing seats 9 are fixedly installed on the inner surfaces of the dismounting through grooves 7, a connecting ring 11 is movably installed on one side, close to the mounting clamping grooves 6, of the fixing seats 9 through a first spring 10, a dismounting top post 12 is fixedly installed on the inner surface of the connecting ring 11, the mounting fasteners 5 comprise a guide sleeve shell 19 fixedly connected with the drill connecting post 2, a clamping column 14 is movably arranged on one side inner wall of the guide sleeve 19 through a second spring 13.
Wherein, the installation clamping groove 6 is communicated with the disassembly through groove 7, and the disassembly top post 12 is communicated with the installation clamping groove 6 and the disassembly through groove 7.
Wherein, the clamping column 14 is clamped in the mounting clamping groove 6.
Wherein, fixed mounting has first shock attenuation piece 17 on the top inner wall of rig mounting housing 3, and just first shock attenuation piece 17 adopts the sheet rubber.
Wherein, the upper surface fixed mounting of drill bit spliced pole 2 has second shock attenuation piece 18, and second shock attenuation piece 18 adopts the sheet rubber.
Wherein, the upper end of protective cover 8 passes through hinge 15 and rig installation shell 3 swing joint, and the lower extreme of protective cover 8 is equipped with hasp 16.
The working principle is as follows: when using, through setting up installation cavity 4, installation fastener 5, installation draw-in groove 6, second spring 13, card post 14, direction cover shell 19, can make the drill bit can be convenient for install, the installation time of drill bit reduces greatly, and when needs are dismantled, only need open protective cover 8, and with the 12 level tops of dismantlement fore-set on the fixing base 9 move, can make dismantlement fore-set 12 will block post 14 ejecting, accomplish the dismantlement work of drill bit, improve the dismouting efficiency when the drill bit is changed greatly, through setting up first shock attenuation piece 17, second shock attenuation piece 18, can increase good shock attenuation buffer structure for between drill bit and the rig mounting shell 3, prolong the life of drill bit greatly, the utility model discloses a drill bit can be convenient for install and dismantle, the installation and the dismantlement time of drill bit reduce greatly, improve the dismouting efficiency when the drill bit is changed greatly, convenient and practical.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a drilling connecting structure for bored concrete pile, includes drill bit body (1), its characterized in that, the last fixed surface of drill bit body (1) installs drill bit spliced pole (2), the outer fixed surface of drill bit spliced pole (2) installs rig installation shell (3), the installation cavity (4) with drill bit spliced pole (2) looks adaptation is seted up to the lower surface of rig installation shell (3), the vertical outer wall top position in both sides of drill bit spliced pole (2) is equipped with installation fastener (5), the both sides internal surface of rig installation shell (3) has been seted up installation draw-in groove (6) and has been dismantled logical groove (7), install protective cover (8) on the both sides outer wall of rig installation shell (3), the internal surface fixed mounting who dismantles logical groove (7) has fixing base (9), one side that fixing base (9) are close to installation draw-in groove (6) has clamping ring (11) through first spring (10) movable mounting, the inner surface fixed mounting of clamping ring (11) has dismantlement fore-set (12), installation fastener (5) include with drill bit spliced pole (2) fixed connection's direction cover shell (19), have card post (14) through second spring (13) movable mounting on the one side inner wall of direction cover shell (19).
2. The drill bit connecting structure for the bored pile according to claim 1, wherein the mounting groove (6) and the removing groove (7) are communicated, and the removing top pillar (12) penetrates through the mounting groove (6) and the removing groove (7).
3. The drill bit connecting structure for the bored pile according to claim 1, wherein the locking column (14) is locked in the mounting groove (6).
4. The drill bit connecting structure for the bored pile according to claim 1, wherein a first shock absorbing plate (17) is fixedly installed on an inner wall of a top portion of the drill mounting shell (3), and the first shock absorbing plate (17) is made of a rubber sheet.
5. The drill bit connecting structure for the bored pile according to claim 1, wherein a second shock absorbing plate (18) is fixedly installed on an upper surface of the drill bit connecting column (2), and the second shock absorbing plate (18) is made of a rubber sheet.
6. A drill bit connecting structure for bored pile according to claim 1, wherein the upper end of the protecting cover (8) is movably connected to the drill mounting casing (3) by a hinge (15), and the lower end of the protecting cover (8) is provided with a latch (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120792993.6U CN214697703U (en) | 2021-04-19 | 2021-04-19 | Drill bit connection structure for cast-in-situ bored pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120792993.6U CN214697703U (en) | 2021-04-19 | 2021-04-19 | Drill bit connection structure for cast-in-situ bored pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214697703U true CN214697703U (en) | 2021-11-12 |
Family
ID=78532188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120792993.6U Expired - Fee Related CN214697703U (en) | 2021-04-19 | 2021-04-19 | Drill bit connection structure for cast-in-situ bored pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214697703U (en) |
-
2021
- 2021-04-19 CN CN202120792993.6U patent/CN214697703U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |