CN216341909U - Connection type protective cylinder applied to rotary drilling rig - Google Patents
Connection type protective cylinder applied to rotary drilling rig Download PDFInfo
- Publication number
- CN216341909U CN216341909U CN202122381736.6U CN202122381736U CN216341909U CN 216341909 U CN216341909 U CN 216341909U CN 202122381736 U CN202122381736 U CN 202122381736U CN 216341909 U CN216341909 U CN 216341909U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- rotary drilling
- drilling rig
- head
- male head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a connection type protective cylinder applied to a rotary drilling rig, which comprises a female head, a male head and a protective cylinder, wherein the female head is connected with the male head through a connecting rod; the female head is detachably connected with a power drill bit of an external rotary drilling rig, the male head is connected with the protective cylinder, the female head is matched with the male head, and the female head is detachably connected with the male head. Compared with the prior art, the connection type pile casing applied to the rotary drilling rig provided by the utility model has the advantages that the construction form that the pile casing is driven to be screwed in by the rotary drilling rig when the connection type pile casing is applied to the specific pile casing lowering construction process through a simple and effective disassembly structure is adopted, and the effects that the operation is convenient and simple, the device utilization rate is high, the construction noise is small, and the construction scene with more apertures and pile casing depths is suitable are obtained.
Description
Technical Field
The utility model belongs to the technical field of construction equipment, and particularly relates to a protective cylinder connector applied to a rotary drilling rig.
Background
When cast-in-place pile construction is carried out in deep loose filling, mucky soil, coarse sand and other strata, problems of necking, hole collapse and the like are easy to occur, and a deep and long pile casing is often required to penetrate through a poor stratum and a permeable layer during construction, so that the bottom end of the pile casing enters an effective water barrier layer to achieve the effect of wall protection.
The traditional construction method for placing the pile casing generally comprises three methods: or a method of pre-drilling a hole by using a rotary drilling rig and then hoisting the protective cylinder, or a method of directly lowering the protective cylinder after the rotary drilling rig is connected with the protective cylinder through a connector, or a method of sinking the protective cylinder by using a large-scale vibration hammer.
It should be pointed out that when the protective cylinder is placed by adopting the preformed hole of the rotary drilling rig, the hole is easy to collapse when drilling at the hole openings of the upper loose filling soil, silt and medium coarse sand sections; the rotary drilling rig is adopted to place the pile casings through the connector, and the rotary drilling rig is influenced by torque limitation due to large resistance in the process of lowering the deep and long pile casings, is only suitable for burying the pile casings with the diameter of 1.2m or less, and cannot be suitable for construction occasions needing to lower the large-diameter deep and long pile casings to a specified depth; when the protective cylinder is sunk by adopting the vibration hammer, the violent exciting force can generate strong vibration on surrounding buildings/structures, noise is easy to generate to disturb residents, and the serious danger even can cause safety threat to the living environment of the surrounding residents.
In summary, how to improve the existing casing structure, a casing beneficial to fast and efficient operation is provided, and the technical problems that the stratum is easy to collapse, the drilling resistance is large, the construction noise is large and the like in the conventional casing structure during laying construction are solved, and the technical problems are urgently needed to be solved by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, an object of the present invention is to provide a protective casing, wherein the connection type protective casing applied to a rotary drilling rig is connected with a power drill of an external rotary drilling rig in a connection type structure, so that the protective casing is convenient to assemble and disassemble while the torque of the drill is conveniently transmitted, and the construction noise is greatly reduced by a screw-in type drilling manner during construction.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
a plug-in type protective cylinder applied to a rotary drilling rig comprises a female head, a male head and a protective cylinder; the female head is detachably connected with a power drill bit of an external rotary drilling rig, the male head is connected with the protective cylinder, the female head is matched with the male head, and the female head is detachably connected with the male head.
Furthermore, the female head comprises a female head outer ring and a connecting groove; the upper portion of female first outer loop is connected with outside rotary drilling rig, and the spread groove is seted up on female first outer loop, and at least two are seted up to the spread groove, and even interval, symmetry are seted up on female first outer loop between the adjacent spread groove.
Furthermore, each connecting groove comprises a guide groove which is longitudinally arranged and used for guiding the male head to be matched and connected with the female head, and a clamping groove which is transversely arranged and used for clamping the male head to be clamped with the female head; the starting end of the guide groove is opened and is connected to the male head in an opening way; the end of the guide groove is communicated with the clamping groove, and the male head is inserted into the clamping groove along the guide groove.
Further, public head is protruding including public first outer loop and public first, and public first arch sets up with the spread groove one-to-one, and each public first arch all with public first outer loop fixed connection.
Furthermore, the protective sleeve comprises a protective sleeve body and a pipe boot, the male head is arranged above the protective sleeve body, and the outer ring of the male head is connected with the protective sleeve body; the pipe boot sets up in the below of protecting a section of thick bamboo body, with protecting a section of thick bamboo body coupling.
Further, the connection type protective cylinder applied to the rotary drilling rig comprises a drill bit connector; the drill bit connector comprises a drill bit connecting disc, a drill bit connecting column and at least two reinforcing rib plates; the drill connecting disc covers the upper part of the female head and is connected with the female head; the drill bit connecting column is arranged above the drill bit connecting disc, the lower end of the drill bit connecting column is connected with the drill bit connecting disc, and the upper end of the drill bit connecting column is detachably connected with a power head of an external rotary drilling rig; the reinforcing rib plates are uniformly connected with the peripheral surface of the drill bit connecting column in a surrounding mode and are erected on the drill bit connecting disc, the bottom edge of each reinforcing rib plate is fixed with the drill bit connecting disc, and the side edge of each reinforcing rib plate is fixed with the drill bit connecting column.
Furthermore, the drill bit connector also comprises drill bit connecting blocks, the drill bit connecting blocks are arranged in one-to-one correspondence with mounting grooves arranged on power drill bits of an external rotary drilling rig, and each drill bit connecting block is connected with a drill bit connecting column; when the external rotary drilling rig is connected with the drill bit connecting column, each drill bit connecting block is correspondingly embedded into a mounting groove formed in a power drill bit of the external rotary drilling rig.
Furthermore, the drill bit connector also comprises a connecting pin and a connecting nail; after the drill bit connecting block is embedded into a mounting groove formed in a power drill bit of the external rotary drilling rig, the connecting pin abuts against the drill bit connecting block, and the connecting pin, the drill bit connecting column and a power drill bit of the external rotary drilling rig are connected together in a penetrating mode through the connecting nail.
When the connection type protective cylinder applied to the rotary drilling rig is specifically applied, an operator firstly inserts the drill bit connecting block into the mounting groove through the matching between the drill bit connecting block and the mounting groove arranged on the power drill bit of the external rotary drilling rig so as to enable the connecting pin to abut against the drill bit connecting block, nails the connecting pin into the connecting nail and enables the connecting pin, the drill bit connecting column and the power drill bit to be connected into a whole in a penetrating manner; therefore, the female head is connected with a power head of an external rotary drilling rig through the drill bit connecting disc and the drill bit connecting column in sequence and started and stopped together with the power drill bit.
The bottom of the casing body is provided with the pipe shoe, and a person skilled in the art can select the pipe shoe with certain hardness and certain shape according to specific working conditions, and the pipe shoe can be used as the foremost end of cutting in the process below the casing to perform strong cutting on the stratum. The male head is arranged above the pile casing body and is connected with the female head in an opening way.
In actual operation, after an operator finishes connection of the female head and the power drill bit in advance, the external rotary drilling rig moves the female head to the upper side of the protective cylinder, the angle of the connecting groove in the female head is adjusted, the position of the guide groove in each connecting groove is aligned to the male head protrusion on the corresponding male head, the drill bit moves downwards, the male head protrusion slides into the guide groove, when the drill bit slides to the end of the guide groove, the drill bit drives the female head to twist, each male head protrusion is tightly embedded into the corresponding clamping groove, at the moment, the female head is in butt joint with the male head, the drill bit is connected with the protective cylinder, torque provided by the drill bit is finally transmitted to the pipe boot through the female head, the male head and the protective cylinder body, and cutting force is continuously provided for drilling of the protective cylinder.
And in case protect a section of thick bamboo and transfer to appointed degree of depth, the drill bit reversal drives female head reversal, and the public first arch on the public head is motionless this moment, then public first arch relatively from the draw-in groove roll-off, when sliding to the junction between draw-in groove and the guide slot, the drill bit drives female overhead shifting again, and public first arch is thoroughly disengaged from the guide slot, protects a section of thick bamboo this moment and is placed in this degree of depth steadily, and the drill bit also can with protect a separation of section of thick bamboo.
After the pile casing is placed at the appointed depth, an operator conveniently uses the pile casing as a support to carry out operations such as cast-in-place pile construction on the space in the pile casing, after the operation is completed, the drill bit drives the female head to stretch into again, the mode consistent with the connection of the female head and the male head is adopted, the drill bit and the pile casing are connected again, and the pile casing is pulled out to complete construction at the moment.
The utility model has the advantages that: compared with the prior art, the connection type pile casing applied to the rotary drilling rig provided by the utility model has the advantages that the construction form that the pile casing is driven to be screwed in by the rotary drilling rig when the connection type pile casing is applied to the specific pile casing lowering construction process through a simple and effective disassembly structure is adopted, and the effects that the operation is convenient and simple, the device utilization rate is high, the construction noise is small, and the construction scene with more apertures and pile casing depths is suitable are obtained.
Drawings
Fig. 1 is a schematic overall structural diagram of a docking type casing applied to a rotary drilling rig in the specific embodiment.
FIG. 2 is a schematic structural diagram of a power drill bit of an external rotary drilling rig.
Fig. 3 is a schematic view of a connection structure of a drill bit connector and a female head in a plug-in casing applied to a rotary drilling rig according to an embodiment.
Fig. 4 is a schematic structural diagram of a female head in a plug-in casing applied to a rotary drilling rig in the specific embodiment.
Fig. 5 is a schematic view of a joint structure of a male head and a casing in a connection type casing applied to a rotary drilling rig according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
please refer to fig. 1-5.
In the present embodiment, a plug-in type casing applied to a rotary drilling rig is provided, and the plug-in type casing applied to the rotary drilling rig comprises a female head 1, a male head 2 and a casing 3; female 1 is connected with the power drill bit of outside rotary drilling rig X is detachable, and public head 2 is connected with protecting section of thick bamboo 3, female 1 and public 2 looks adaptations of head, female 1 and public 2 detachable connections of head.
In the present embodiment, further, the female head 1 includes a female head outer ring 11 and a connecting groove 12; the upper portion of female first outer loop 11 is connected with outside rotary drilling rig X, and spread groove 12 is seted up on female first outer loop 11, and spread groove 12 sets up two at least, and even interval, symmetry are seted up on female first outer loop 11 between adjacent spread groove 12.
In this embodiment, further, each connecting slot 12 includes a longitudinally arranged guiding slot 121 for guiding the male head 2 to be matched and connected with the female head 1, and a transversely arranged clamping slot 122 for clamping the male head 2 to be clamped with the female head 1; the starting end of the guide groove 121 is open and connected to the male head 2; the terminal end of the guide groove 121 is communicated with the card slot 122, and the male head 2 is inserted into the card slot 122 after being inserted along the guide groove 121.
In this embodiment, the male portion 2 further includes a male portion outer ring 21 and male portion protrusions 22, the male portion protrusions 22 are disposed corresponding to the connecting grooves 12, and each male portion protrusion 22 is fixedly connected to the male portion outer ring 21.
In the present embodiment, further, the casing 3 includes a casing body 31 and a pipe boot (not shown), the male end 2 is disposed above the casing body 31, and the male end outer ring 21 is connected to the casing body 31; the pipe boot is arranged below the casing body 31 and connected with the casing body 31.
In the embodiment, further, the connection type casing applied to the rotary drilling rig comprises a drill bit connector 4; the drill connector 4 comprises a drill connecting disc 41, a drill connecting column 42 and at least two reinforcing ribs 43; the drill connecting disc 41 covers the upper part of the female head 1 and is connected with the female head 1; the drill bit connecting column 42 is arranged above the drill bit connecting disc 41, the lower end of the drill bit connecting column 42 is connected with the drill bit connecting disc 41, and the upper end of the drill bit connecting column 42 is detachably connected with a power head of an external rotary drilling rig X; the reinforcing ribs 43 are uniformly connected with the outer peripheral surface of the drill connecting post 42 in a surrounding manner and erected on the drill connecting post 41, the bottom edge of each reinforcing rib 43 is fixed with the drill connecting post 41, and the side edge of each reinforcing rib 43 is fixed with the drill connecting post 42.
In the present embodiment, further, the drill bit connector 4 further includes drill bit connection blocks 44, the drill bit connection blocks 44 are disposed in one-to-one correspondence with mounting grooves X1 disposed on the power drill bit of the external rotary drilling rig, and each drill bit connection block 44 is connected to the drill bit connection column 42; when the external rotary drilling rig X is connected with the drill bit connecting column 42, each drill bit connecting block 44 is correspondingly embedded into a mounting groove X1 formed in a power drill bit of the external rotary drilling rig.
In the present embodiment, further, the drill connector 4 further includes a connecting pin 45 and a connecting nail 46; after the drill bit connecting block 45 is embedded into a mounting groove X1 arranged on a power drill bit of the external rotary drilling rig X, the connecting pin 45 props against the drill bit connecting block 44, and the connecting pin 45, the drill bit connecting column 42 and a power drill bit of the external rotary drilling rig X are connected together in a penetrating manner through the connecting pin 46.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A connection type protective cylinder applied to a rotary drilling rig is characterized by comprising a female head, a male head and a protective cylinder; the female head is detachably connected with a power drill bit of an external rotary drilling rig, the male head is connected with the protective cylinder, the female head is matched with the male head, and the female head is detachably connected with the male head.
2. The connection type casing applied to the rotary drilling rig according to claim 1, wherein the female head comprises a female head outer ring and a connecting groove; the upper portion of female first outer loop is connected with outside rotary drilling rig, the spread groove is seted up on female first outer loop, at least two are seted up to the spread groove, adjacent evenly spaced, symmetry between the spread groove is seted up on female first outer loop.
3. The connection type casing applied to the rotary drilling rig according to claim 2, wherein each connecting groove comprises a guide groove which is longitudinally arranged and used for guiding the male head to be in matched connection with the female head, and a clamping groove which is transversely arranged and used for clamping the male head to be clamped with the female head; the starting end of the guide groove is open and is accessed to the male head; the end of the guide groove is communicated with the clamping groove, and the male head is embedded into the clamping groove after being connected along the guide groove.
4. The connection-type protective cylinder applied to the rotary drilling rig as claimed in claim 3, wherein the male head comprises a male head outer ring and male head protrusions, the male head protrusions and the connecting grooves are arranged in a one-to-one correspondence manner, and each male head protrusion is fixedly connected with the male head outer ring.
5. The connection type casing applied to the rotary drilling rig according to claim 4, wherein the casing comprises a casing body and a pipe shoe, the male head is arranged above the casing body, and an outer ring of the male head is connected with the casing body; the pipe boot is arranged below the casing body and connected with the casing body.
6. The connection type casing applied to the rotary drilling rig according to claim 1, wherein the connection type casing applied to the rotary drilling rig comprises a drill bit connector; the drill bit connector comprises a drill bit connecting disc, a drill bit connecting column and at least two reinforcing rib plates; the drill connecting disc covers the upper part of the female head and is connected with the female head; the drill bit connecting column is arranged above the drill bit connecting disc, the lower end of the drill bit connecting column is connected with the drill bit connecting disc, and the upper end of the drill bit connecting column is detachably connected with a power head of an external rotary drilling rig; the reinforcing rib plates uniformly surround the peripheral surface of the drill bit connecting column and are vertically arranged on the drill bit connecting disc, the bottom edge of each reinforcing rib plate is fixed with the drill bit connecting disc, and the side edge of each reinforcing rib plate is fixed with the drill bit connecting column.
7. The connection type protective cylinder applied to the rotary drilling rig according to claim 6, wherein the drill bit connector further comprises drill bit connecting blocks, the drill bit connecting blocks are arranged in one-to-one correspondence with mounting grooves formed in power drill bits of external rotary drilling rigs, and each drill bit connecting block is connected with the drill bit connecting column; when the external rotary drilling rig is connected with the drill bit connecting column, each drill bit connecting block is correspondingly embedded into a mounting groove formed in a power drill bit of the external rotary drilling rig.
8. The connection type protective cylinder applied to the rotary drilling rig according to claim 7, wherein the drill bit connector further comprises a connecting pin and a connecting nail; after the drill bit connecting block is embedded into a mounting groove formed in a power drill bit of an external rotary drilling rig, the connecting pin supports the drill bit connecting block, and the connecting pin, the drill bit connecting column and a power drill bit of the external rotary drilling rig are connected together in a penetrating mode through the connecting pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122381736.6U CN216341909U (en) | 2021-09-29 | 2021-09-29 | Connection type protective cylinder applied to rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122381736.6U CN216341909U (en) | 2021-09-29 | 2021-09-29 | Connection type protective cylinder applied to rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216341909U true CN216341909U (en) | 2022-04-19 |
Family
ID=81173802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122381736.6U Active CN216341909U (en) | 2021-09-29 | 2021-09-29 | Connection type protective cylinder applied to rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216341909U (en) |
-
2021
- 2021-09-29 CN CN202122381736.6U patent/CN216341909U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105735251B (en) | Cutting type full-casing follow-up pile-forming construction method and system of bridge pile foundation rotary drilling rig | |
| EP3406802A1 (en) | Offshore rock-drilling redriving-type large-diameter pile structure and construction method | |
| CN109026097B (en) | Anti-floating anchor rod double-drill-bit hole forming construction method | |
| CN104727323A (en) | Self-drilling steel pipe pile continuous wall construction method and steel pipe pile continuous wall used in self-drilling steel pipe pile continuous wall construction method | |
| CN106906840A (en) | The method of offshore wind farm rock-socketed steel pipe piles and the outer grouting construction of stake | |
| CN103134236A (en) | Construction method of tilted burying of underground heat exchanger of ground source heat pump | |
| CN1963044A (en) | Construction method for withdrawal of waste pile | |
| CN206956760U (en) | Offshore wind farm rock-socketed steel pipe piles | |
| CN102747729B (en) | Sleeve connection device for bored cast-in-place pile construction | |
| CN216341909U (en) | Connection type protective cylinder applied to rotary drilling rig | |
| CN113802985A (en) | Connection type protective cylinder applied to rotary drilling rig | |
| CN211314097U (en) | Drilling rig for geotechnical engineering investigation | |
| CN111877344A (en) | Old pipe pile breaking method | |
| CN208668415U (en) | A kind of list sleeve auxiliary pile pulling device | |
| JP2013124535A (en) | Excavation apparatus and method for forming underground heat exchanger installation hole | |
| CN113529704B (en) | Construction method for forming anchor by using all-casing pipe and following pipe of eccentric down-the-hole hammer for loose stone filling slope anchor cable | |
| CN207469263U (en) | A kind of rotary digging stake and the compound Extra-Deep Foundation Pit system of high-pressure slip-casting pile pile | |
| CN102493455A (en) | Method for removing foundation piles | |
| CN211623308U (en) | Pile foundation combination equipment for rapid pore-forming of complex geology | |
| CN211623325U (en) | High efficiency drilling equipment | |
| CN104141306A (en) | Semi-casing-pipe vibrating pile pulling device and use method thereof | |
| CN111441394A (en) | Auxiliary installation method of inclinometer pipe for monitoring deep horizontal displacement of deep foundation pit | |
| KR101699938B1 (en) | Construction machine for underground wall using pile and construction method using the same | |
| CN206862304U (en) | Spring acoustic emission sensor erecting device | |
| CN111021948A (en) | Pile foundation combination equipment for rapid pore-forming of complex geology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |