CN216788298U - Novel cut-off wall drill bit in gravel layer - Google Patents
Novel cut-off wall drill bit in gravel layer Download PDFInfo
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- CN216788298U CN216788298U CN202220128823.2U CN202220128823U CN216788298U CN 216788298 U CN216788298 U CN 216788298U CN 202220128823 U CN202220128823 U CN 202220128823U CN 216788298 U CN216788298 U CN 216788298U
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- drill bit
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- central shaft
- connector
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- 238000005553 drilling Methods 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of building construction, in particular to a novel seepage-proofing wall drill bit for a gravel layer, which comprises a drilling machine connector, a central shaft and a tubular drill bit, wherein the central shaft is fixedly connected to the middle position of the right end of the drilling machine connector, a fine hole drill bit is arranged at the right end of the central shaft, a limiting disc is connected to the right side of the central shaft in a sliding mode, the tubular drill bit is spirally connected to the outer side of the limiting disc, and a limiting clamping plate is connected to the inner side of the left end of the tubular drill bit in a sliding mode. According to the tubular drill bit, the limiting disc and the limiting connector are arranged, the fine drill bit is used for conducting preliminary fine hole drilling on the impervious wall, the limiting disc can drive the tubular drill bit to move towards the left side in the continuous drilling process, and meanwhile after the fine drill bit penetrates through the impervious wall, the limiting connector is installed at the right end of the central shaft through dismounting the fine drill bit, so that the tubular drill bit can be used in a limiting supporting mode, and further large-scale hole drilling of the drill bit is facilitated.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a novel anti-seepage wall drill bit for a gravel layer.
Background
Along with the development of society, the application of the impervious wall is more and more extensive, and the impervious wall is a diaphragm wall which is built in a loose permeable layer or an earth-rock dam and plays a role in seepage control, and has the advantages of reliable structure, good seepage control effect, adaptability to various stratum conditions, simplicity and convenience in construction, low manufacturing cost and the like, and particularly has good effect on treating the problems of seepage deformation hidden troubles such as dam foundation seepage, soil flowing behind the dam, piping and the like.
In the prior art, when the impervious wall is drilled, and large-scale drilling is carried out, a common drill bit is difficult to drill quickly, needs manual long-time support and is not beneficial to the drilling of the impervious wall; and in the process of drilling the impervious wall, the drilling machine is continuously pushed by manpower, so that the labor intensity of workers is improved, meanwhile, the wall on the back is easily damaged unconventionally, and the drilling effect is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel impervious wall drill bit for a gravel layer, which aims to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a novel cut-off wall drill bit in gravel layer, includes rig connection head, center pin and tubulose drill bit, the fixedly connected with center pin of right-hand member intermediate position department of rig connection head, the right-hand member of center pin is equipped with the thin hole drill bit, the right side sliding connection of center pin has spacing dish, the outside screwed connection of spacing dish has the tubulose drill bit, the inboard sliding connection in left end of tubulose drill bit has spacing cardboard, the inboard sliding connection of spacing cardboard has the threaded rod, screwed connection between threaded rod and the rig connection head, the right-hand member of center pin is equipped with spacing connector, the left end of thin hole drill bit and spacing connector all is equipped with screwed joint, screwed connection between screwed joint and the center pin.
Preferably, the right side of the inner side wall of the tubular drill bit is provided with internal threads.
Preferably, a clamping groove is formed in the left side of the inner wall of the tubular drill bit, a clamping block is arranged at the left end of the clamping groove, the clamping block is connected with the tubular drill bit in a sliding mode, and the clamping block is fixedly connected with the limiting clamping plate.
Preferably, the right end of the tubular drill bit is fixedly connected with a drilling tool bit.
Preferably, the right end fixedly connected with latch of spacing dish, the quantity of latch has four, the latch sets up about the central axis symmetry of spacing dish.
Preferably, the connecting holes are formed in the inner sides of the drill connecting head and the limiting clamping plate, and threaded holes are formed in the right side of the drill connecting head.
Preferably, the left end fixedly connected with limiting plate of center pin, fixed connection between limiting plate and the rig connection head, the outside of center pin is covered with the supporting spring outward.
Preferably, a rotating plate is arranged on the inner side of the limiting connector.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the tubular drill bit, the limiting disc and the limiting connector are arranged, the fine drill bit is used for conducting preliminary fine hole drilling on the impervious wall, the limiting disc can drive the tubular drill bit to move towards the left side in the continuous drilling process, and meanwhile after the fine drill bit drills through the impervious wall, the limiting connector is installed at the right end of the central shaft through dismounting the fine drill bit, so that the tubular drill bit can be used in a limiting and supporting mode, and large-size hole drilling of the drill bit is facilitated;
2. according to the utility model, the drilling machine connector, the tubular drill bit and the limiting clamping plate can be integrally connected by the aid of the mounting effect of the threaded rod, the internal threads and the supporting spring, so that the tubular drill bit can be used for large-scale hole drilling of the impervious wall after drilling, the limiting plate can be spirally connected with the tubular drill bit under the effect of the internal threads, the tubular drill bit can be pushed, the tubular drill bit can have thrust under the effect of the supporting spring, and the labor intensity is reduced.
Drawings
FIG. 1 is a cross-sectional view of a pre-drilling integral mounting structure of the present invention;
FIG. 2 is a cross-sectional view of the post-drilling integral mounting structure of the present invention;
FIG. 3 is a perspective view of the mounting structure of the spacing clip of the present invention.
In the figure: 1. a drill attachment; 2. a central shaft; 3. a fine hole drill; 4. a limiting disc; 5. a tubular drill bit; 6. a limiting clamping plate; 7. a threaded rod; 8. a limiting connector; 9. a threaded joint; 10. an internal thread; 11. a card slot; 12. a clamping block; 13. a drilling cutter head; 14. clamping teeth; 15. connecting holes; 16. a threaded hole; 17. a limiting plate; 18. a supporting spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiment 1 referring to fig. 1 to 3, the present invention provides a technical solution: a novel seepage wall drill bit for a gravel layer comprises a drill connecting head 1, a central shaft 2 and a tubular drill bit 5, wherein the central shaft 2 is fixedly connected at the middle position of the right end of the drill connecting head 1, a fine hole drill bit 3 is arranged at the right end of the central shaft 2, the seepage wall is conveniently drilled with small holes, a limiting disc 4 is slidably connected to the right side of the central shaft 2, the tubular drill bit 5 is spirally connected to the outer side of the limiting disc 4, a limiting clamping plate 6 is slidably connected to the inner side of the left end of the tubular drill bit 5, the limiting disc 4 can drive the tubular drill bit 5 to move in the drilling process of the fine hole drill bit 3, the fine hole drill bit 3 and the central shaft 2 can support the tubular drill bit 5 for use, a clamping groove 11 is formed in the left side of the inner wall of the tubular drill bit 5, a clamping block 12 is arranged at the left end of the clamping groove 11, the clamping block 12 is slidably connected with the tubular drill bit 5, and the clamping block 12 is fixedly connected with the limiting clamping plate 6, the limiting use of the tubular drill bit 5 is facilitated, the drilling tool bit 13 is fixedly connected to the right end of the tubular drill bit 5, and the tubular drill bit 5 can conveniently drill large holes in the anti-seepage wall.
Example 2: referring to fig. 1-2, the difference between the present embodiment and embodiment 1 is: the inboard sliding connection of spacing cardboard 6 has threaded rod 7, threaded rod 7 and drilling machine connector 1 between the screw thread, be convenient for carry out spacing fixed use to spacing cardboard 6 and drilling machine connector 1, the right-hand member of center pin 2 is equipped with spacing connector 8, be convenient for to the spacing use of center pin 2 after the drilling of slim hole drill 3, the right-hand member fixedly connected with latch 14 of spacing dish 4, make spacing dish 4 can with the impervious wall joint, the left end fixedly connected with limiting plate 17 of center pin 2, fixed connection between limiting plate 17 and the drilling machine connector 1, the outside of center pin 2 is covered with supporting force spring 18 outward, thereby can provide the driving force to the drilling of tubulose drill bit 5, reduce artifical work intensity.
The working process is as follows: this device is when using, and the drive to the drill bit adopts the rig to carry out electric drive, when using driling to the cut-off wall, installs the device at the link of rig to install the thin hole drill bit 3 at the right-hand member of center pin 2, pull down threaded rod 7 simultaneously, make rig connector 1 can drive center pin 2 and rotate through the drive of rig, thereby make thin hole drill bit 3 can carry out the aperture drilling to the cut-off wall and use. And in the drilling process, the limiting disc 4 can drive the tubular drill bit 5 to move towards the left side, the supporting spring 18 is compressed, the fine hole drill bit 3 is taken down after the fine hole drill bit 3 drills through the impervious wall, and the limiting connector 8 is installed at the right end of the central shaft 2, so that the tubular drill bit 5 and the drilling machine can be supported. Simultaneously through the elastic action messenger tubular drill bit 5 of supporting spring 18 to the driving force to the right side to reduce artifical work intensity, pass connecting hole 15 with threaded rod 7 again and be connected with screw hole 16, thereby make drill connection head 1 can drive spacing cardboard 6 and rotate, and then make the tubular drill bit 5 in the outside can rotate. And the tubular drill bit 5 can be spirally moved to the right side during rotary drilling through the connecting action of the latch 14 and the impervious wall, so that the manual working strength is further reduced, the drilling position of the impervious wall can be clamped, unnecessary damage is avoided, and the drilling effect of the impervious wall is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a novel cut-off wall drill bit in gravel layer, includes rig connection head (1), center pin (2) and tubulose drill bit (5), its characterized in that: a central shaft (2) is fixedly connected to the middle position of the right end of the drilling machine connector (1), a fine hole drill bit (3) is arranged at the right end of the central shaft (2), a limiting disc (4) is slidably connected to the right side of the central shaft (2), a tubular drill bit (5) is spirally connected to the outer side of the limiting disc (4), a limiting clamping plate (6) is slidably connected to the inner side of the left end of the tubular drill bit (5), a threaded rod (7) is slidably connected to the inner side of the limiting clamping plate (6), and the threaded rod (7) is spirally connected with the drilling machine connector (1); the right-hand member of center pin (2) is equipped with spacing connector (8), the left end of thin hole drill bit (3) and spacing connector (8) all is equipped with screwed joint (9), screwed connection between screwed joint (9) and center pin (2).
2. The novel impervious wall drill bit for gravel layers as claimed in claim 1, wherein: the right side of the inner side wall of the tubular drill bit (5) is provided with an internal thread (10).
3. The novel impervious wall drill bit for gravel layers as claimed in claim 1, wherein: a clamping groove (11) is formed in the left side of the inner wall of the tubular drill bit (5), a clamping block (12) is arranged at the left end of the clamping groove (11), the clamping block (12) is connected with the tubular drill bit (5) in a sliding mode, and the clamping block (12) is fixedly connected with the limiting clamping plate (6).
4. The novel impervious wall drill bit for gravel layers as claimed in claim 1, wherein: the right end of the tubular drill bit (5) is fixedly connected with a drilling tool bit (13).
5. The novel impervious wall drill bit for gravel layers as claimed in claim 1, wherein: the right-hand member fixedly connected with latch (14) of spacing dish (4), the quantity of latch (14) has four, latch (14) set up about the central symmetry of spacing dish (4).
6. The novel impervious wall drill bit for gravel layers as claimed in claim 1, wherein: connecting holes (15) are formed in the inner sides of the drill connecting head (1) and the limiting clamping plate (6), and threaded holes (16) are formed in the right side of the drill connecting head (1).
7. The novel impervious wall drill bit for gravel layers as claimed in claim 1, wherein: the left end fixedly connected with limiting plate (17) of center pin (2), fixed connection between limiting plate (17) and rig connection head (1), the outside of center pin (2) is covered with supporting spring (18) outward.
8. The novel impervious wall drill bit for gravel layers as claimed in claim 1, wherein: and a rotating plate is arranged on the inner side of the limiting connector (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220128823.2U CN216788298U (en) | 2022-01-18 | 2022-01-18 | Novel cut-off wall drill bit in gravel layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220128823.2U CN216788298U (en) | 2022-01-18 | 2022-01-18 | Novel cut-off wall drill bit in gravel layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216788298U true CN216788298U (en) | 2022-06-21 |
Family
ID=82012752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220128823.2U Expired - Fee Related CN216788298U (en) | 2022-01-18 | 2022-01-18 | Novel cut-off wall drill bit in gravel layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216788298U (en) |
-
2022
- 2022-01-18 CN CN202220128823.2U patent/CN216788298U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20220621 |