CN210977324U - Steel casing pipe for drilling convenient to quick assembly disassembly - Google Patents
Steel casing pipe for drilling convenient to quick assembly disassembly Download PDFInfo
- Publication number
- CN210977324U CN210977324U CN201921862205.5U CN201921862205U CN210977324U CN 210977324 U CN210977324 U CN 210977324U CN 201921862205 U CN201921862205 U CN 201921862205U CN 210977324 U CN210977324 U CN 210977324U
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- Prior art keywords
- sleeve
- tunneling
- extension
- extension sleeve
- drilling
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Abstract
The utility model discloses a steel sleeve for drilling convenient for quick assembly and disassembly, which is applied in the field of drilling equipment and solves the problem that the traditional drill bit is difficult to drill a deep hole with a depth larger than the drill bit due to the limitation of the length of the traditional drill bit; even if bore the technical problem of the condition of deep hole also easy emergence hole collapse or necking down, its technical scheme main points are: comprises an extension sleeve and a tunneling sleeve arranged on the extension sleeve; a connecting component for connecting the extension sleeve and the tunneling sleeve is arranged between the extension sleeve and the tunneling sleeve, the tunneling sleeve and the extension sleeve are coaxially arranged, and the outer diameters of the tunneling sleeve and the extension sleeve are the same; one end of the tunneling sleeve, which is far away from the extension sleeve, is provided with a plurality of tunneling teeth; the connecting assembly comprises a connecting sleeve and a connecting ring inserted in the connecting sleeve; the rotary excavating tooth has the technical effects that the excavating tooth can rapidly cut a soil layer through rotating the excavating sleeve, the extending sleeve can better avoid the collapse of a hole wall, and the extending sleeve can be extended according to actual requirements so as to drill deep holes.
Description
Technical Field
The utility model relates to a drilling equipment field, in particular to steel casing pipe for drilling convenient to quick assembly disassembly.
Background
During the construction of underground pipe gallery, rail transit or underground foundation, often need carry out drilling construction.
At present, publication number CN206000464U discloses a pile driver drill bit, including first drill bit, second drill bit, connecting rod, drilling string, the top center of first drill bit be provided with the connecting rod, the connecting rod be fluid pressure type structure to pass the connecting rod through the middle fretwork position of second drill bit, be connected with the drilling string, the drilling string side along the spiral be provided with helical blade, be provided with the convex body along the side of first drill bit, second drill bit. Through mutually supporting of the first drill bit of design on the device and second drill bit, strengthen the drilling ability to pile driver drilling greatly, can carry out further popularization and application in actual building ground.
Although the drill bit can be used for drilling, the traditional drill bit is difficult to drill a deep hole with a depth larger than that of the drill bit due to the limit of the length of the traditional drill bit; hole collapse or necking is likely to occur even if a deeper hole is drilled.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a steel casing pipe for drilling convenient to quick assembly disassembly, its advantage is through rotatory tunnelling sleeve pipe, and the tunnelling tooth can be quick cuts the soil layer, and the extension sleeve pipe can be better avoid the pore wall to collapse, and the extension sleeve pipe can prolong according to actual need moreover to carry out the brill of deep hole and dig.
The above technical purpose of the present invention can be achieved by the following technical solutions: a steel sleeve for drilling convenient to disassemble and assemble quickly comprises an extension sleeve and a tunneling sleeve arranged on the extension sleeve; a connecting assembly for connecting the extension sleeve and the tunneling sleeve is arranged between the extension sleeve and the tunneling sleeve, the tunneling sleeve and the extension sleeve are coaxially arranged, and the outer diameters of the tunneling sleeve and the extension sleeve are the same; one end of the tunneling sleeve, which is far away from the extension sleeve, is provided with a plurality of tunneling teeth, and the tunneling teeth are arranged along the circumferential direction of the tunneling sleeve;
the connecting assembly comprises a connecting sleeve and a connecting ring inserted in the connecting sleeve, the connecting sleeve is arranged at one end of the extension sleeve close to the tunneling sleeve, and the connecting ring is arranged at one end of the tunneling sleeve far away from the tunneling teeth;
and one end of the extension sleeve, which is far away from the connecting sleeve, is provided with a second connecting ring matched with the connecting sleeve of another extension sleeve.
According to the technical scheme, the tunneling teeth on the tunneling sleeve are used for cutting a soil layer so as to separate soil in an area needing drilling, and then a crushing grab bucket can be adopted; the extension sleeve is used for increasing the depth of the tunneling sleeve which can penetrate into a soil layer, and can well support and drill the soil at the hole to avoid soil collapse; the connecting sleeve and the connecting ring in the connecting assembly are used for connecting the extension sleeve and the tunneling sleeve together, so that the extension sleeve and the tunneling sleeve are more convenient to disassemble and assemble; the second connecting ring and the connecting sleeve are used for connecting the two extension sleeves together, so that the overall length of the steel sleeve can be increased more conveniently, and deep holes can be drilled better.
The utility model discloses further set up to: the connecting ring is provided with a connecting threaded hole, the connecting sleeve is provided with a positioning through hole which is coaxial with the connecting threaded hole, and a positioning screw which is in threaded fit with the connecting threaded hole is arranged in the positioning through hole in a penetrating manner.
Through the technical scheme, the connecting threaded hole and the positioning screw are used for limiting the relative circumferential rotation of the connecting ring and the connecting sleeve, so that the extension sleeve can more stably drive the tunneling sleeve to rotate; when the extension sleeve and the tunneling sleeve are disassembled, the extension sleeve and the tunneling sleeve can be disassembled only by unscrewing the positioning screws, and the disassembly is also convenient.
The utility model discloses further set up to: a plurality of connecting threaded holes and a plurality of positioning through holes are distributed around the circumferential direction of the connecting ring; the outer side wall of the connecting ring is provided with a positioning block, and the connecting sleeve is provided with a positioning groove matched with the positioning block.
Through the technical scheme, the connection between the connecting ring and the connecting sleeve is more stable due to the plurality of connecting threaded holes; the cooperation of locating piece and constant head tank for connecting screw hole and positioning hole can be more accurate the correspondence, and it is more convenient to make locking go-between and adapter sleeve.
The utility model discloses further set up to: and one end of the positioning block, which faces the connecting sleeve, is provided with a guide cambered surface.
Through above-mentioned technical scheme, when the guide cambered surface makes the locating piece insert and establishes the constant head tank, the locating piece need not with the accurate correspondence of constant head tank, only need carry out preliminary correspondence, then through the guide of guide cambered surface for the accurate inserting of locating piece is in the constant head tank.
The utility model discloses further set up to: and reinforcing ribs are arranged on the outer side of the tunneling sleeve and are arranged in a grid shape.
Through the technical scheme, the latticed reinforcing ribs can better strengthen the structural strength of the tunneling sleeve, so that the tunneling sleeve can drill the soil layer more stably.
The utility model discloses further set up to: the tunneling tooth is made of titanium alloy.
Through the technical scheme, the titanium alloy has better strength and wear resistance, so that the tunneling tooth is not easy to wear, and can quickly and stably penetrate into a soil layer.
The utility model discloses further set up to: the inner wall of the extension sleeve is provided with a plurality of reinforcing ribs arranged along the axis direction of the extension sleeve, and the plurality of reinforcing ribs are uniformly distributed along the circumferential direction of the extension sleeve.
Through above-mentioned technical scheme, strengthen the arris and strengthened the holistic structural strength of extension sleeve pipe for the extension sleeve pipe can be more stable deepen in the soil layer.
The utility model discloses further set up to: the connecting ring is provided with a guide necking along the axial extension thereof.
Through above-mentioned technical scheme, the diameter that the direction throat made the go-between towards the one end of adapter sleeve reduces for the adapter sleeve need not accurate and the go-between aligns, also can be more accurate the cover establish the go-between, make extension sleeve pipe and tunnelling sleeve pipe can more convenient equipment.
To sum up, the utility model discloses following beneficial effect has:
1. the tunneling sleeve and the extension sleeve are connected by the connecting component, so that the tunneling sleeve and the extension sleeve are convenient to detach and mount, and can play a good role of a sheath, so that the hole wall is prevented from collapsing, and the steel sleeve can be inserted into a soil layer more deeply;
2. the tunneling teeth are made of titanium alloy, and the latticed reinforcing ribs are fixed on the outer side face of the tunneling sleeve, so that the overall structural strength of the tunneling sleeve is further improved, and the steel sleeve can be used for drilling more stably.
Drawings
Fig. 1 is an overall configuration diagram of the present embodiment;
fig. 2 is a schematic structural view of the connecting assembly of the present embodiment;
fig. 3 is a schematic structural diagram of a positional relationship between the second connection pipe and the extension sleeve in the present embodiment.
Reference numerals: 1. extending the cannula; 2. tunneling a casing; 3. a connecting assembly; 4. tunneling teeth; 5. connecting sleeves; 6. a connecting ring; 7. a second connection ring; 8. connecting the threaded hole; 9. positioning the through hole; 10. a set screw; 11. positioning blocks; 12. positioning a groove; 13. guiding the arc surface; 14. reinforcing ribs; 15. reinforcing edges; 16. and (5) guiding to reduce the diameter.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, a steel casing for drilling convenient to quick assembly and disassembly includes an extension casing 1 and a driving casing 2 detachably connected with the extension casing 1, the extension casing 1 can be arranged in plurality as required along the axial direction, the extension casing 1 and the driving casing 2 are coaxially arranged, and the outer diameters of the extension casing 1 and the driving casing 2 are the same. One end of the tunneling sleeve 2, which is far away from the extension sleeve 1, is welded with tunneling teeth 4, the tunneling teeth 4 are made of titanium alloy, and a plurality of tunneling teeth 4 are uniformly arrayed along the circumferential direction of the tunneling sleeve 2.
Referring to fig. 2, a connection assembly 3 for connecting the extension sleeve 1 and the tunneling sleeve 2 is arranged between the extension sleeve 1 and the tunneling sleeve 2, the connection assembly 3 includes a connection sleeve 5 and a connection ring 6, the connection sleeve 5 is fixedly arranged at one end of the extension sleeve 1 close to the tunneling sleeve 2, the outer diameter of the connection sleeve 5 is the same as that of the extension sleeve 1, the connection ring 6 is fixedly arranged at one end of the tunneling sleeve 2 close to the extension sleeve 1, the inner side wall of the connection ring 6 on the outer side wall of the connection sleeve 5 is attached, a guide reducing 16 is axially extended at one end of the connection ring 6 far from the tunneling sleeve 2, and the outer diameter of the guide reducing.
Referring to fig. 2, a connecting threaded hole 8 is formed in the connecting ring 6, the axial direction of the connecting threaded hole 8 is arranged along the radial direction of the connecting ring 6, the connecting threaded hole 8 is uniformly arranged in a plurality of circles along the circumferential direction of the connecting ring 6, the connecting threaded hole 8 is distributed in two circles, each circle is provided with eighteen circles, and the two circles of connecting threaded holes 8 are arranged in a staggered manner in the axial direction. The connecting sleeve 5 is provided with a positioning through hole 9 which is coaxial with the connecting threaded hole 8, the aperture of the positioning through hole 9 is the same as the major diameter of the connecting threaded hole 8, and the arrangement mode of the positioning through hole 9 is the same as that of the connecting threaded hole 8. A positioning screw 10 penetrates through the positioning through hole 9, the positioning screw 10 is in threaded fit with the connecting threaded hole 8, and the positioning screw 10 is an inner hexagonal set screw; the positioning screw 10 is screwed into the connecting threaded hole 8 and does not protrude from the connecting ring 6, and the positioning screw 10 can better limit the relative rotation of the extension sleeve 1 and the tunneling sleeve 2 in the circumferential direction.
Referring to fig. 2, a positioning block 11 is fixed on the outer side wall of the connection ring 6 near the tunneling casing 2, a positioning groove 12 matched with the positioning block 11 is formed in the connection sleeve 5, the positioning block 11 and the positioning groove 12 are uniformly distributed along the circumferential direction of the connection ring 6, a guide arc surface 13 is arranged at one end of the positioning block 11 facing the connection sleeve 5, and the guide arc surface 13 enables the positioning block 11 to be inserted into the positioning groove 12 more easily. Reinforcing ribs 14 are fixed to the outside of the ripping boot 2, and the reinforcing ribs 14 are arranged in a grid pattern.
Referring to fig. 3, a second connection ring 7 is fixed at one end of the extension sleeve 1 away from the connection sleeve 5, the outer diameter of the second connection ring 7 is in clearance fit with the inner diameter of the connection sleeve 5, and the second connection ring 7 on the extension sleeve 1 can be inserted into the connection sleeve 5 on another extension sleeve 1. A plurality of reinforcing ribs 15 are fixed to the inner wall of the extension sleeve 1, the reinforcing ribs 15 are arranged in the longitudinal direction of the extension sleeve 1, and the reinforcing ribs 15 are arranged in the circumferential direction of the extension sleeve 1.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A steel sleeve for drilling convenient to disassemble and assemble quickly comprises an extension sleeve (1) and a tunneling sleeve (2) arranged on the extension sleeve (1);
the tunneling machine is characterized in that a connecting component (3) for connecting the extension sleeve (1) and the tunneling sleeve (2) is arranged between the extension sleeve (1) and the tunneling sleeve (2), the tunneling sleeve (2) and the extension sleeve (1) are coaxially arranged, and the outer diameters of the tunneling sleeve (2) and the extension sleeve (1) are the same; one end of the tunneling sleeve (2) far away from the extension sleeve (1) is provided with a plurality of tunneling teeth (4), and the number of the tunneling teeth (4) is a plurality along the circumferential direction of the tunneling sleeve (2);
the connecting assembly (3) comprises a connecting sleeve (5) and a connecting ring (6) inserted in the connecting sleeve (5), the connecting sleeve (5) is arranged at one end, close to the tunneling sleeve (2), of the extension sleeve (1), and the connecting ring (6) is arranged at one end, far away from the tunneling teeth (4), of the tunneling sleeve (2);
one end of the extension sleeve (1) far away from the connecting sleeve (5) is provided with a second connecting ring (7) matched with the connecting sleeve (5) of another extension sleeve (1).
2. The steel casing pipe for the drilling convenient to quick assembly disassembly is characterized in that a connecting threaded hole (8) is formed in the connecting ring (6), a positioning through hole (9) which is coaxial with the connecting threaded hole (8) is formed in the connecting sleeve (5), and a positioning screw (10) which is in threaded fit with the connecting threaded hole (8) penetrates through the positioning through hole (9).
3. The steel casing for drilling convenient for quick assembly and disassembly as recited in claim 2, wherein the connecting threaded holes (8) and the positioning through holes (9) are distributed in plurality around the circumferential direction of the connecting ring (6); the outer side wall of the connecting ring (6) is provided with a positioning block (11), and the connecting sleeve (5) is provided with a positioning groove (12) matched with the positioning block (11).
4. A steel casing for drilling convenient for quick assembly and disassembly according to claim 3, characterized in that the end of the positioning block (11) facing the connecting sleeve (5) is provided with a guiding cambered surface (13).
5. The steel casing for drilling convenient for quick assembly and disassembly as set forth in claim 1, characterized in that reinforcing ribs (14) are provided on the outside of the driving casing (2), and the reinforcing ribs (14) are arranged in a grid shape.
6. The steel casing for drilling convenient for quick assembly and disassembly as set forth in claim 1, wherein the ripping tooth (4) is made of titanium alloy.
7. The steel casing for drilling convenient to disassemble and assemble quickly as claimed in claim 1, characterized in that the inner wall of the extension casing (1) is provided with a plurality of reinforcing ribs (15) arranged along the axial direction of the extension casing, and the plurality of reinforcing ribs (15) are uniformly distributed along the circumferential direction of the extension casing (1).
8. A steel casing for drilling hole facilitating quick disassembly according to claim 1, wherein the connection ring (6) has a guide throat (16) extending in an axial direction thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921862205.5U CN210977324U (en) | 2019-10-31 | 2019-10-31 | Steel casing pipe for drilling convenient to quick assembly disassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921862205.5U CN210977324U (en) | 2019-10-31 | 2019-10-31 | Steel casing pipe for drilling convenient to quick assembly disassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210977324U true CN210977324U (en) | 2020-07-10 |
Family
ID=71418304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921862205.5U Expired - Fee Related CN210977324U (en) | 2019-10-31 | 2019-10-31 | Steel casing pipe for drilling convenient to quick assembly disassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210977324U (en) |
-
2019
- 2019-10-31 CN CN201921862205.5U patent/CN210977324U/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 |
Granted publication date: 20200710 Termination date: 20201031 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |