CN214330570U

CN214330570U - Drilling mechanism of rotary drilling rig

Info

Publication number: CN214330570U
Application number: CN202023118980.5U
Authority: CN
Inventors: 司园修; 司建波; 张博; 高小军; 赵朋
Original assignee: Shaanxi Long Yue Foundation Engineering Co ltd
Current assignee: Shaanxi Long Yue Foundation Engineering Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-10-01
Anticipated expiration: 2030-12-22

Abstract

The application relates to a drilling mechanism of a rotary drilling rig, and relates to the field of pile foundation construction auxiliary equipment. It includes spiral arm, collection sediment fill, conveyer pipe and is used for the conveying subassembly with sand and soil discharge, the collection sediment fill is connected in the spiral arm lower extreme, the inside cavity that is provided with of collection sediment fill, collection sediment fill bottom is provided with into the cinder notch, advance the cinder notch with the cavity intercommunication, collection sediment fill bottom still is provided with the tooth soon, the conveyer pipe is located the spiral arm, the length direction setting of conveyer pipe edge spiral arm, conveyer pipe one end and cavity intercommunication, the spiral arm is worn out to the conveyer pipe other end, conveying subassembly sets up on the conveyer pipe. This application has the time of unloading that can reduce the sediment fill, improves the effect of the efficiency of sand and soil clearance.

Description

Drilling mechanism of rotary drilling rig

Technical Field

The application relates to the field of pile foundation construction auxiliary equipment, in particular to a drilling mechanism of a rotary drilling rig.

Background

The rotary drilling rig is the current domestic relatively advanced construction equipment for forming the large-caliber pile, has a plurality of unique advantages, and is widely applied to various aspects such as building construction roads and bridges. Generally, a short spiral type or rotary bucket type drill bit is adopted to carry out pile forming operation, drilling and soil taking are integrally implemented, and the adverse environmental influence caused by adopting a slurry wall protection mode to form holes is reduced.

In the related technology, when the rotary drilling rig forms a hole in the dry ground, the rotary bucket type drill bit collects sandy soil excavated by the drill bit in the slag collecting bucket, when the slag collecting bucket is full of sandy soil, the slag collecting bucket is lifted out of the hole, the slag collecting bucket is opened, the sandy soil collected in the slag collecting bucket is cleaned, and the drill bit is placed in the hole to continue pile the hole.

For the related technologies, the inventor thinks that the efficiency of the rotary drilling rig for cleaning the sandy soil is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the efficiency of the rotary drilling rig in cleaning sandy soil, the application provides a drilling mechanism of the rotary drilling rig.

The application provides a dig drilling mechanism of rig soon adopts following technical scheme:

the utility model provides a dig drilling machine's drilling mechanism soon, includes spiral arm, collection sediment fill, conveyer pipe and is used for the conveying subassembly with sand and soil discharge, the collection sediment fill is connected in the spiral arm lower extreme, the inside cavity that is provided with of collection sediment fill, collection sediment fill bottom is provided with into the cinder notch, advance the cinder notch with the cavity intercommunication, collection sediment fill bottom still is provided with revolves the tooth, the conveyer pipe is located the spiral arm, the length direction setting of conveyer pipe along the spiral arm, conveyer pipe one end and cavity intercommunication, the spiral arm is worn out to the conveyer pipe other end, the conveying subassembly sets up on the conveyer pipe.

Through adopting above-mentioned technical scheme, the spiral arm is rotatory to drive the sediment fill rotatoryly, and the tooth soon of rotatory sediment collection fill bottom is broken up ground for sand and soil, and sand and soil gets into the sediment collection fill from advancing the cinder notch along with the rotation of sediment collection fill, and the sand and soil that the conveying assembly drive got into the sediment collection fill is discharged along the conveyer pipe, and sand and soil is outside the hole is transmitted to from the sediment collection fill, can reduce to take out the time of unloading from the hole with the sediment collection fill, improves the efficiency that sand and soil cleared up.

Optionally, conveying assembly includes air pump and conveyer, air pump and conveyer pipe outer wall fixed connection, the conveyer is pneumatic air exhauster, conveyer and conveyer pipe fixed connection, be connected with the trachea between the drive gas entry of air pump gas outlet and conveyer.

Through adopting above-mentioned technical scheme, the air pump starts and produces highly-compressed air, and highly-compressed air passes through the trachea and gets into conveyer drive air inlet, makes and produces very strong suction in the conveyer pipe, and the conveyer drives the sand in the sediment fill along the conveyer pipe motion, and sand leaves the hole from the conveyer pipe other end, and air pump and conveyer can conveniently carry sand along the conveyer pipe, improve the efficiency that sand cleared up.

Optionally, the dust collector further comprises a dust raising component for dispersing sand in the slag collecting hopper in the air, and the dust raising component is arranged on the inner wall of the slag collecting hopper.

Through adopting above-mentioned technical scheme, the raise dust subassembly is arranged in scattering the air in the sediment collection fill with the interior sand and soil of sediment collection fill, makes things convenient for conveying assembly to carry the sand and soil in the sediment collection fill, improves the efficiency that the sand and soil cleared up.

Optionally, the raise dust subassembly includes driving piece and rotating member, the output shaft and the rotating member fixed connection of driving piece, the driving piece is connected on the inside wall of slag collecting hopper.

Through adopting above-mentioned technical scheme, the driving piece drive rotating member is rotatory, and the interior sand and soil that stores of sediment collection fill is stirred to the rotating member, and the sand and soil in the sediment collection fill spreads in the air in the sediment collection fill, improves the probability that sand and soil was siphoned away by conveying assembly, improves conveying assembly's transport efficiency.

Optionally, the dust raising component is provided with a plurality of dust raising components.

Through adopting above-mentioned technical scheme, a plurality of raise dust subassemblies can increase the area of contact of rotating member and sand and soil, improve the efficiency of sand and soil dispersion.

Optionally, the surface of the rotating member is provided with a plurality of bristles.

Through adopting above-mentioned technical scheme, the brush hair can make things convenient for the rotating member to contact with sand, improves the dispersion effect of sand, makes things convenient for conveying assembly to carry sand.

Optionally, the slag collecting hopper inner wall is provided with a concave hole, the driving piece is connected with the concave hole in a sliding mode, and a positioning assembly is arranged between the driving piece and the concave hole.

Through adopting above-mentioned technical scheme, driving piece and pit sliding connection, the convenient driving piece of in time changing the damage, locating component can the easy to assemble driving piece, improves the reliability of the sand and soil in the raise dust subassembly dispersion collection sediment fill.

Optionally, locating component includes the location strip, location strip and driving piece outer wall fixed connection, the constant head tank has been seted up to the shrinkage pool inner wall, constant head tank and location strip sliding connection, positioning bolt passes driving piece casing and slag collection fill inner wall threaded connection, still be provided with positioning bolt between driving piece and the slag collection fill, positioning bolt passes driving piece casing and slag collection fill inner wall threaded connection.

Through adopting above-mentioned technical scheme, location strip, constant head tank and positioning bolt are used for fixing a position the driving piece, and when changing the driving piece, the positioning bolt is unscrewed, and location strip and constant head tank separation improve the accuracy nature of driving piece installation.

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

1. the conveying pipe and the conveying assembly are arranged in the rotary arm, so that sandy soil in the slag collecting hopper can be conveniently conveyed out of the hole, the time consumed by lifting the rotary arm is reduced, and the cleaning efficiency of the sandy soil is improved;

2. the dust raising component is arranged in the slag collecting hopper, and disperses sandy soil in the slag collecting hopper in the air, so that the conveying component can adsorb sandy soil conveniently, and the conveying efficiency of the sandy soil is improved;

3. through set up a plurality of brush hairs in the rotating member outside, improve the area of contact of sandy soil in rotating member and the collection sediment fill, improve the dispersion efficiency of sandy soil, make things convenient for conveying assembly to adsorb sandy soil with sandy soil, improve the conveying efficiency of sandy soil.

Drawings

Fig. 1 is a schematic structural diagram of a drilling mechanism of a rotary drilling rig according to an embodiment of the present application.

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

Fig. 3 is an enlarged view taken along a portion a in fig. 2.

Description of reference numerals: 1. a swing arm; 2. a slag collection hopper; 3. a delivery pipe; 4. a delivery assembly; 41. a conveyor; 42. An air pump; 5. an air tube; 6. a cavity; 7. rotating the teeth; 8. a slag inlet; 9. a dust raising component; 91. a drive member; 92. a rotating member; 10. brushing; 11. a positioning assembly; 111. a positioning bar; 112. positioning a groove; 12. concave holes; 13. and (6) positioning the bolt.

Detailed Description

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

The embodiment of the application discloses a drilling mechanism of a rotary drilling rig. Referring to fig. 1 and 2, the drilling mechanism comprises a rotating arm 1, a slag collecting hopper 2, a conveying pipe 3 and a conveying assembly 4, wherein the rotating arm 1 is made of cast iron, the rotating arm 1 is cuboid, the edges of the long edges of the rotating arm 1 are rounded off, the rotating arm 1 is vertically arranged, a through hole along the length direction of the rotating arm 1 is formed in the rotating arm 1, the slag collecting hopper 2 is made of cast iron, the slag collecting hopper 2 is cylindrical, the upper part of the slag collecting hopper 2 is clamped with the lower end of the rotating arm 1, and the clamping part of the slag collecting hopper 2 and the rotating arm 1 is fixed through a pin shaft; a cavity 6 is arranged in the slag collecting hopper 2, two slag inlets 8 are formed in the bottom of the slag collecting hopper 2 along the axial direction of the slag collecting hopper 2, the slag inlets 8 are communicated with the cavity 6, a rotary tooth 7 is further arranged at the bottom of the slag collecting hopper 2, the rotary tooth 7 is made of triangular cast iron, the rotary tooth 7 is fixed with the bottom wall of the slag collecting hopper 2 through bolts, the conveying pipe 3 is a cylindrical cast iron pipe, the conveying pipe 3 and the rotary arm 1 are coaxially arranged, the conveying pipe 3 penetrates through a through hole of the rotary arm 1, the conveying pipe 3 is welded with the rotary arm 1, one end of the conveying pipe 3 is communicated with the cavity 6 of the slag collecting hopper 2, and the other end of the conveying pipe 3 penetrates through the rotary arm 1 and is connected with a sand collecting pipe through a rotary joint; conveying assembly 4 sets up on conveyer pipe 3, conveying assembly 4 includes air pump 42 and conveyer 41, air pump 42 and 3 outer wall welding of conveyer pipe, the vertical setting of air pump 42, the spiral arm is worn out to the air inlet of air pump 42, the air inlet of air pump 42 and the 41 drive air inlet intercommunication of conveyer, conveyer 41 is pneumatic air exhauster, the aperture of the 41 feed port of conveyer is the same with conveyer pipe 3's pipe diameter, conveyer 41 and 3 threaded connection of conveyer pipe, be connected with trachea 5 between the drive air inlet of air pump 42 gas outlet and conveyer 41, the material of trachea 5 is rubber, trachea 5 passes through the clamp with the 3 outer wall of conveyer pipe and fixes.

When the spiral arm 1 carries out the pore-forming to ground, spiral arm 1 is rotatory to drive the rotation of collection sediment fill 2, the tooth 7 of revolving of collection sediment fill 2 bottom is broken up into sand and soil with ground, sand and soil gets into in collection sediment fill 2 along with the rotation of collection sediment fill 2 from advancing cinder notch 8, air pump 42 starts and produces highly-compressed air, highly-compressed air passes through the drive air inlet that trachea 5 got into conveyer 41, highly-compressed air drive conveyer 41 produces suction near one side of collection sediment fill 2, sand and soil among the collection sediment fill 2 gets into conveyer pipe 3 and moves along conveyer pipe 3, sand and soil leaves the hole from the conveyer pipe 3 other end. Can reduce through setting up conveying component 4 and conveyer pipe 3 and stretch out the time of unloading with collection sediment fill 2 from the hole, can make things convenient for sand and soil to transmit along conveyer pipe 3, improve the efficiency of sand and soil clearance.

Referring to fig. 2 and 3, in order to improve the efficiency of cleaning up sandy soil, four dust raising assemblies 9 are further arranged in the slag collecting hopper 2, each dust raising assembly 9 comprises a driving piece 91 and a rotating piece 92, the rotating piece 92 is made of cast iron, the rotating piece 92 is in a cuboid shape, the rotating piece 92 is vertically arranged, the driving piece 91 is a motor, concave holes 12 are radially formed in the inner side of the slag collecting hopper 2, the driving piece 91 is located in the concave holes 12 in the side wall of the slag collecting hopper 2, a shell of the driving piece 91 is fixed with the slag collecting hopper 2 through bolts, the rotating shaft of the driving piece 91 is perpendicular to the side wall of the slag collecting hopper 2, the rotating shaft of the driving piece 91 extends into the cavity 6 of the slag collecting hopper 2, the rotating shaft of the driving piece 91 is in key connection with the rotating piece 92, a plurality of bristles 10 are welded on the surface of the rotating piece 92, and the bristles 10 are made of steel. When the swing arm 1 starts to rotate, the driving part 91 drives the rotating part 92 to rotate, sand and soil stored in the cavity 6 of the slag collecting hopper 2 are stirred by the rotating part 92 and the brush bristles 10 on the rotating part 92, the sand and soil in the slag collecting hopper 2 are scattered in the cavity 6 in the slag collecting hopper 2, and the conveying assembly 4 adsorbs the sand and soil to one end of the conveying pipe 3, which is far away from the slag collecting hopper 2. Can improve the effect of spreading of sand through setting up raise dust subassembly 9, can make things convenient for conveying assembly 4 to adsorb the sand in the sediment fill 2, make things convenient for conveying assembly 4 to carry sand, improve the efficiency of sand clearance.

Referring to fig. 3, be provided with locating component 11 between driving piece 91 and the collection sediment fill 2, locating component 11 includes location strip 111, location strip 111 is the cuboid form, the material of location strip 111 is the stainless steel, location strip 111 length direction is the same with driving piece 91 pivot length direction, location strip 111 and the welding of driving piece 91 outer wall, a constant head tank 112 has been seted up to shrinkage pool 12 inner wall, the shape and the size of constant head tank 112 are the same with location strip 111, constant head tank 112 and location strip 111 sliding connection, still be connected with positioning bolt 13 between driving piece 91 and the collection sediment fill 2, positioning bolt 13 passes the casing of driving piece 91 and the inner wall threaded connection of collection sediment fill 2. Through locating component 11 and positioning bolt 13, the driving piece 91 of damage is conveniently in time changed, and locating component 11 can be easy to assemble driving piece 91, and location strip 111 and constant head tank 112 cooperation are fixed a position driving piece 91, improve the accuracy nature of driving piece 91 installation.

The implementation principle of the drilling mechanism of the rotary drilling rig in the embodiment of the application is as follows: when need carry out the pore-forming to dry ground, spiral arm 1 drives the sediment fill 2 rotatory, the tooth 7 of revolving of 2 bottoms of sediment fill is at drilling subaerial, sand and soil gets into the sediment fill 2 inner chambers along advancing cinder notch 8, the sand and soil in sediment fill 2 is stirred under the effect of driving piece 91 to rotating member 92 and brush hair 10, sand and soil spreads in sediment fill 2, air pump 42 opens and produces highly-compressed air, highly-compressed air is along trachea 5 to conveyer 41 transmission, conveyer 41 produces suction towards sediment fill 2 one side, the sand and soil that distributes in sediment fill 2 carries along conveyer pipe 3, sand and soil is far away from sediment fill 2 one side to conveyer pipe 3 and leaves conveyer pipe 3. This application can reduce the time of unloading of taking slag collecting hopper 2 out from the hole, improves the efficiency of sand and soil clearance.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a dig drilling mechanism of rig soon which characterized in that: including spiral arm (1), collection sediment fill (2), conveyer pipe (3) and be used for conveying subassembly (4) with sand and soil exhaust, collection sediment fill (2) are connected in spiral arm (1) lower extreme, collection sediment fill (2) inside is provided with cavity (6), collection sediment fill (2) bottom is provided with into cinder notch (8), advance cinder notch (8) with cavity (6) intercommunication, collection sediment fill (2) bottom still is provided with revolves tooth (7), conveyer pipe (3) are located spiral arm (1), conveyer pipe (3) set up along the length direction who revolves arm (1), conveyer pipe (3) one end and cavity (6) intercommunication, spiral arm (1) are worn out to conveyer pipe (3) other end, conveying subassembly (4) set up on conveyer pipe (3).

2. The drilling mechanism of the rotary drilling rig according to claim 1, wherein: conveying assembly (4) include air pump (42) and conveyer (41), air pump (42) and conveyer pipe (3) outer wall fixed connection, conveyer (41) are pneumatic air exhauster, conveyer (41) and conveyer pipe (3) fixed connection, be connected with trachea (5) between the drive gas inlet of air pump (42) gas outlet and conveyer (41).

3. The drilling mechanism of the rotary drilling rig according to claim 1, wherein: the dust collecting device is characterized by further comprising a dust raising component (9) used for dispersing sand and soil in the slag collecting hopper (2) in the air, wherein the dust raising component (9) is arranged on the inner wall of the slag collecting hopper (2).

4. The drilling mechanism of the rotary drilling rig according to claim 3, wherein: the dust raising component (9) comprises a driving piece (91) and a rotating piece (92), an output shaft of the driving piece (91) is fixedly connected with the rotating piece (92), and the driving piece (91) is connected to the inner side wall of the slag collecting hopper (2).

5. The drilling mechanism of the rotary drilling rig according to claim 3, wherein: the dust raising component (9) is provided with a plurality of dust raising components.

6. The drilling mechanism of the rotary drilling rig according to claim 4, wherein: the surface of the rotating piece (92) is provided with a plurality of bristles (10).

7. The drilling mechanism of the rotary drilling rig according to claim 4, wherein: slag collecting bucket (2) inner wall is provided with shrinkage pool (12), driving piece (91) and shrinkage pool (12) sliding connection, be provided with locating component (11) between driving piece (91) and shrinkage pool (12).

8. The drilling mechanism of the rotary drilling rig according to claim 7, wherein: locating component (11) is including location strip (111), location strip (111) and driving piece (91) outer wall fixed connection, constant head tank (112) have been seted up to shrinkage pool (12) inner wall, constant head tank (112) and location strip (111) sliding connection, still be provided with positioning bolt (13) between driving piece (91) and collection sediment fill (2), positioning bolt (13) pass driving piece (91) casing and collection sediment fill (2) inner wall threaded connection.