CN219061526U

CN219061526U - Rotary drilling rig

Info

Publication number: CN219061526U
Application number: CN202222535188.2U
Authority: CN
Inventors: 曹萍; 郭盼; 刘思凡; 彭鑫华
Original assignee: Shaanxi Sagitar Foundation Engineering Co ltd
Current assignee: Shaanxi Sagitar Foundation Engineering Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-05-23
Anticipated expiration: 2032-09-23

Abstract

The application relates to a dig rig soon relates to dig the field of rig technique soon, and it includes drill bit, linkage segment and cleaning device, and the drill bit is connected through linkage segment and bull stick, and cleaning device sets up on the drill bit, and cleaning device includes clearance piece, actuating mechanism and axis of rotation, and the axis of rotation rotates the top that sets up at the drill bit, and the clearance piece is located the inner chamber of drill bit, and the one end and the actuating mechanism of axis of rotation are connected, and the other end is connected with the clearance piece, and the clearance piece is used for clearing up the inner chamber of drill bit. This application sets up the clearance piece through the inner chamber at the drill bit, under actuating mechanism's effect, can make the clearance piece rotate in the inner chamber of drill bit, makes the clearance piece clear up the earth in the drill bit inner chamber, reduces constructor's intensity of labour, improves the efficiency of construction.

Description

Rotary drilling rig

Technical Field

The application relates to the technical field of rotary drilling rigs, in particular to a rotary drilling rig.

Background

With the steady development of construction industry in China, foundation foundations are often required to be treated on the building. The foundation refers to an enlarged portion of a house where walls or columns of the house are buried under the ground. The foundation is typically perforated during processing using a rotary excavator. The rotary drilling machine is a comprehensive drilling machine, can be used for various bottom layers, and has the characteristics of high pore-forming speed, less pollution, strong maneuverability and the like.

In the prior art, when the rotary drilling rig is used for drilling, the drill bit rotates downwards until the drill bit is filled with soil to form a cylinder. And (4) tripping, and moving the position of the drill bit to a waste soil collecting position. Then, the drill bit is driven to rotate, and soil in the drill bit is scattered at the waste soil collecting place through the rotating inertia force.

Aiming at the related technology, the inventor considers that when some clay with larger viscosity is scattered, the clay in the drill bit can not smoothly leave the inner cavity of the drill bit by rotating the drill bit, and constructors are required to specially clean the clay, so that the labor intensity of the constructors is improved, and the construction efficiency is reduced.

Disclosure of Invention

In order to clear up the earth on the drill bit inner chamber, improve the efficiency of construction, this application provides a dig rig soon.

The application provides a rotary drilling rig adopts following technical scheme:

the utility model provides a dig rig soon, includes drill bit, linkage segment and cleaning device, the drill bit is connected with the bull stick through the linkage segment, cleaning device sets up on the drill bit, cleaning device includes clearance piece, actuating mechanism and axis of rotation, the axis of rotation rotates the setting and is in the top of drill bit, the clearance piece is located in the inner chamber of drill bit, the one end and the actuating mechanism of axis of rotation are connected, the other end with the clearance piece is connected, the clearance piece is used for clearing up the inner chamber of drill bit.

Through adopting above-mentioned technical scheme, when the inner chamber to the drill bit is cleared up to needs, adjusting actuating mechanism, actuating mechanism drives the axis of rotation and rotates, and the axis of rotation drives the clearance piece at pivoted in-process and moves, makes the earth of clearance piece to the inner chamber of drill bit clear up, makes earth fall from the inner chamber of drill bit. Through set up the clearance piece at the inner chamber of drill bit, under actuating mechanism's effect, can make the clearance piece rotate in to the inner chamber of drill bit, make the clearance piece clear up the earth in the drill bit inner chamber, reduce constructor's intensity of labour, improve the efficiency of construction.

Optionally, the clearance piece includes supporting section and clearance section, the clearance section sets up on the supporting section, the supporting section sets up in the axis of rotation, the clearance section is kept away from one side of supporting section is used for carrying out the clearance to the inner chamber of drill bit and handles.

Through adopting above-mentioned technical scheme, when the axis of rotation rotated, the axis of rotation drove the support section and rotated, and the support section drives the clearance section and rotates. The cleaning section can stir the soil in the cavity of the drill bit in the rotating process, so that the soil slides along the inner cavity of the drill bit. The clearance piece that sets up, at the in-process of rotating with the axis of rotation, can destroy the processing with the earth in the drill bit inner chamber, reduces the content of earth on the drill bit inner wall, makes earth can free fall, reduces the earth content in the drill bit inner chamber.

Optionally, the both sides of clearance section along the direction of motion are provided with the inclined plane of being convenient for clear up the drill bit inner chamber respectively.

Through adopting above-mentioned technical scheme, the inclined plane of setting can improve the clearance intensity of clearance section, is convenient for clear up earth, simultaneously, the inclined plane of setting can improve the clearance scope of clearance section, improves the cleaning performance of earth in the drill bit inner chamber.

Optionally, the driving mechanism includes driving motor, initiative taper gear and driven bevel gear, the initiative taper gear is coaxial to be set up in driving motor's drive shaft, driven bevel gear is coaxial to be set up in the axis of rotation, initiative taper gear and driven bevel gear meshing setting, driving motor is used for the drive initiative taper gear rotates.

Through adopting above-mentioned technical scheme, adjusting driving motor, driving motor's drive shaft can drive the initiative taper gear and rotate, and the initiative taper gear drives the driven bevel gear who meshes with it and rotates, and driven bevel gear drives the axis of rotation and rotates, makes the axis of rotation drive clearance piece clear up the earth in the drill bit inner chamber. The driving mechanism can provide power for the rotation of the rotating shaft, so that the rotating shaft drives the cleaning piece to move, and the cleaning piece cleans soil in the inner cavity of the drill bit.

Optionally, be provided with guiding mechanism on the inside wall of drill bit, guiding mechanism includes guide ring and two at least mounting, the guide ring passes through the mounting to be fixed on the inside wall of drill bit, the guide ring is used for guiding the motion of clearance section.

By adopting the technical scheme, when the guide ring is installed, the fixing piece is adjusted, so that the guide ring is fixed on the inner wall of the drill bit. When the cleaning section rotates in the inner cavity of the drill bit, the cleaning section can move along the guiding direction of the guide ring under the action of the guide ring. The guide mechanism that sets up can play certain supporting role to the motion of clearance section, makes the clearance section carry out stable motion along the direction of guide ring, can improve the life of clearance section.

Optionally, the mounting includes fixed section and two at least fixing bolts, the fixed slot has been seted up on the inner wall of drill bit, the fixed section sets up in the fixed slot, fixing bolt is used for fixing the fixed section on the diapire of fixed slot, the fixed section keep away from the one end of drill bit inner wall with the guide ring is connected.

Through adopting above-mentioned technical scheme, adjust the support section, place the support section in the fixed slot, adjust fixing bolt in proper order, firmly fix the support section on the inner wall of drill bit, realize the installation of guide ring on the drill bit inner wall. The fixed part that sets up can realize supporting section and dismantle the connection on the drill bit inner wall, is convenient for change the direction ring as required

Optionally, two guide mechanisms are provided.

Through adopting above-mentioned technical scheme, guiding mechanism sets up to two, can improve the stability of clearance section in the motion in-process, can improve the life of clearance section

Optionally, an avoidance groove for avoiding the fixed section is formed in the cleaning section.

Through adopting above-mentioned technical scheme, the groove of dodging of setting is convenient for clear up the section and dodges the section of support, makes clear up the section and can follow the direction of guide ring smoothly at pivoted in-process and move, can improve the stability of clear up section motion

In summary, the present application includes at least one of the following beneficial technical effects:

1. the cleaning piece is arranged in the inner cavity of the drill bit, and can rotate in the inner cavity of the drill bit under the action of the driving mechanism, so that the cleaning piece cleans soil in the inner cavity of the drill bit, the labor intensity of constructors is reduced, and the construction efficiency is improved;

2. the cleaning piece can destroy the soil in the inner cavity of the drill bit in the process of rotating along with the rotating shaft, so that the content of the soil on the inner wall of the drill bit is reduced, the soil can freely fall, and the soil content in the inner cavity of the drill bit is reduced;

3. the driving mechanism can provide power for the rotation of the rotating shaft, so that the rotating shaft drives the cleaning piece to move, and the cleaning piece cleans soil in the inner cavity of the drill bit;

4. the guide mechanism that sets up can play certain supporting role to the motion of clearance section, makes the clearance section carry out stable motion along the direction of guide ring, can improve the life of clearance section.

Drawings

Fig. 1 is a schematic view of the overall structure of a rotary drilling rig according to an embodiment of the present application.

Fig. 2 is a cross-sectional view of a rotary drilling rig according to an embodiment of the present application.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Reference numerals: 1. a drill bit; 11. a fixing groove; 2. a connection section; 3. a cleaning device; 31. cleaning the piece; 311. a support section; 312. a cleaning section; 3121. an avoidance groove; 313. an inclined surface; 32. a driving mechanism; 321. a driving motor; 322. a drive bevel gear; 323. a driven bevel gear; 33. a rotating shaft; 34. a guide mechanism; 341. a guide ring; 342. a fixing member; 3421. a fixed section; 3422. and (5) fixing bolts.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a rotary drilling rig. Referring to fig. 1 and 2, the rotary drilling rig includes a drill bit 1, a connection section 2 and a cleaning device 3, the drill bit 1 is connected with a rotating rod through the connection section 2, the cleaning device 3 is arranged on the drill bit 1, and the cleaning device 3 is adjusted to enable the cleaning device 3 to clean soil inside the drill bit 1.

Referring to fig. 2, in order to clean soil on the inner cavity of the drill bit 1, construction efficiency is improved. The cleaning device 3 is provided with a cleaning member 31, a driving mechanism 32 and a rotating shaft 33, the rotating shaft 33 is provided penetrating the top of the drill bit 1, and the rotating shaft 33 is fixed on the drill bit 1 through a bearing. The top of axis of rotation 33 is connected with actuating mechanism 32, and clearance piece 31 sets up the bottom of axis of rotation 33, and clearance piece 31 is located the inner chamber of drill bit 1, and clearance piece 31 can clear up the inner chamber of drill bit 1. The cleaning member 31 includes an integrally connected supporting section 311 and a cleaning section 312, one end of the supporting section 311 is welded to the rotating shaft 33, and the other end is connected to the top of the cleaning section 312. The cleaning section 312 is integrally connected with inclined planes 313 along both sides of the movement direction, and the inclined planes 313 can clean soil on the inner cavity of the drill bit 1.

Referring to fig. 2, in order to facilitate the power supply to the rotation of the rotation shaft 33, the driving mechanism 32 is provided to include a driving motor 321, a driving bevel gear 322, and a driven bevel gear 323, the driving bevel gear 322 being coaxially disposed on the driving shaft of the driving motor 321, the driving bevel gear 322 being connected to the driving shaft of the driving motor 321 by a key. The driven bevel gear 323 is coaxially provided on the rotation shaft 33, the driven bevel gear 323 is connected to the rotation shaft 33 by a key, and the drive bevel gear 322 is engaged with the driven bevel gear 323. The base of the driving motor 321 is fixed on the connecting section 2 through bolts, and the driving shaft of the driving motor 321 can drive the drive bevel gear 322 to rotate by adjusting the driving motor 321.

Referring to fig. 2 and 3, to improve the stability of the movement of the cleaning section 312 within the bore of the drill bit 1, a guide mechanism 34 is provided on the inner side wall of the drill bit 1. The guiding mechanism 34 comprises a guiding ring 341 and four fixing pieces 342, the guiding ring 341 is fixed on the inner side wall of the drill bit 1 through the fixing pieces 342, the fixing pieces 342 are uniformly distributed on the inner cavity of the drill bit 1, and the guiding ring 341 can guide the movement of the cleaning section 312. The fixing member 342 includes a fixing section 3421 and two fixing bolts 3422, four fixing grooves 11 are formed in the inner wall of the drill bit 1, the fixing section 3421 is disposed in the fixing groove 11, and the fixing section 3421 can be firmly fixed on the bottom wall of the fixing groove 11 by adjusting the fixing bolts 3422, through the fixing bolts 3422. The cleaning section 312 is provided with a avoidance groove 3121, and the avoidance groove 3121 can avoid the fixed section 3421. The end of the fixed section 3421 remote from the inner wall of the drill bit 1 is connected to the guide ring 341 by bolts. The guide mechanisms 34 are provided in two in this embodiment.

The implementation principle of the rotary drilling rig provided by the embodiment of the application is as follows:

when the inner cavity of the drill bit 1 needs to be cleaned, the driving motor 321 is adjusted, the driving shaft of the driving motor 321 can drive the driving bevel gear 322 to rotate, the driving bevel gear 322 drives the driven bevel gear 323 meshed with the driving bevel gear 322 to rotate, the driven bevel gear 323 drives the rotating shaft 33 to rotate, the rotating shaft 33 drives the supporting section 311 to rotate, and the supporting section 311 drives the cleaning section 312 to rotate. The cleaning section 312 can stir the soil in the cavity of the drill bit 1 during rotation, so that the soil falls down along the cavity of the drill bit 1.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a dig rig soon which characterized in that: including drill bit (1), linkage segment (2) and cleaning device (3), drill bit (1) are connected with the bull stick through linkage segment (2), cleaning device (3) set up on drill bit (1), cleaning device (3) are including clearance piece (31), actuating mechanism (32) and axis of rotation (33), axis of rotation (33) rotate and set up the top of drill bit (1), clearance piece (31) are located the inner chamber of drill bit (1), the one end and actuating mechanism (32) of axis of rotation (33) are connected, the other end with clearance piece (31) are connected, clearance piece (31) are used for clearing up the inner chamber of drill bit (1).

2. A rotary drilling rig according to claim 1, characterized in that: the cleaning piece (31) comprises a supporting section (311) and a cleaning section (312), the cleaning section (312) is arranged on the supporting section (311), the supporting section (311) is arranged on the rotating shaft (33), and one side, away from the supporting section (311), of the cleaning section (312) is used for cleaning an inner cavity of the drill bit (1).

3. A rotary drilling rig according to claim 2, characterized in that: the two sides of the cleaning section (312) along the movement direction are respectively provided with an inclined surface (313) which is convenient for cleaning the inner cavity of the drill bit (1).

4. A rotary drilling rig according to claim 1, characterized in that: the driving mechanism (32) comprises a driving motor (321), a driving bevel gear (322) and a driven bevel gear (323), wherein the driving bevel gear (322) is coaxially arranged on a driving shaft of the driving motor (321), the driven bevel gear (323) is coaxially arranged on the rotating shaft (33), the driving bevel gear (322) is meshed with the driven bevel gear (323), and the driving motor (321) is used for driving the driving bevel gear (322) to rotate.

5. A rotary drilling rig according to claim 2, characterized in that: the drill bit is characterized in that a guiding mechanism (34) is arranged on the inner side wall of the drill bit (1), the guiding mechanism (34) comprises a guiding ring (341) and at least two fixing pieces (342), the guiding ring (341) is fixed on the inner side wall of the drill bit (1) through the fixing pieces (342), and the guiding ring (341) is used for guiding the movement of the cleaning section (312).

6. The rotary drilling rig of claim 5, wherein: the fixing piece (342) comprises a fixing section (3421) and at least two fixing bolts (3422), a fixing groove (11) is formed in the inner wall of the drill bit (1), the fixing section (3421) is arranged in the fixing groove (11), the fixing bolts (3422) are used for fixing the fixing section (3421) on the bottom wall of the fixing groove (11), and one end, away from the inner wall of the drill bit (1), of the fixing section (3421) is connected with the guide ring (341).

7. The rotary drilling rig of claim 5, wherein: the guide mechanisms (34) are provided in two.

8. The rotary drilling rig of claim 6, wherein: an avoidance groove (3121) for avoiding the fixed section (3421) is arranged on the cleaning section (312).