CN210948557U

CN210948557U - Dig rig soon and drag for husky fill with singly opening door pick

Info

Publication number: CN210948557U
Application number: CN201922213521.6U
Authority: CN
Inventors: 田阚锋; 杨大春
Original assignee: Nanjing Gebai Construction Machinery Co ltd
Current assignee: Nanjing Gebai Construction Machinery Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-07-07
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a dig rig soon and drag for husky fill with singly opening door pick, including husky fill, the centre at husky fill top is provided with the lock ring, and the top and the bottom symmetry of lock ring inner chamber are provided with the sealing washer, and the middle part of lock ring inner chamber is provided with the oil blanket bearing, and the centre at lock ring top is provided with the axis of rotation, the one end fixedly connected with backup pad of axis of rotation bottom, the centre fixedly connected with drive shaft of backup pad bottom, the spiral conveying leaf has been cup jointed at the middle part of drive shaft, the one end fixedly connected with drill bit of drive shaft bottom. A dig rig soon and drag for husky fill with singly opening door pick forms diversified balanced support revolution mechanic, avoids the drill bit to influence its driven stability, and then causes the thing that the deflection produced very big wearing and tearing to take place in the vibrations of tunnelling process, solved current pick and dragged for husky brill fill dig when digging soon the problem that the drilling that its central positioning tooth produced is worn and torn greatly, creeps into inefficiency.

Description

Dig rig soon and drag for husky fill with singly opening door pick

Technical Field

The utility model relates to a dig the rig field soon, in particular to dig rig soon and drag for husky fill with singly opening the door pick.

Background

The rotary drilling rig is a construction machine suitable for hole forming operation in building foundation engineering, is mainly suitable for soil layer construction of sandy soil, cohesive soil, silty soil and the like, and is widely applied to foundation construction of various foundations such as cast-in-place piles, continuous walls, foundation reinforcement and the like, the rated power of the rotary drilling rig is generally 125-450 kW, the power output torque is 120-400 kN.m, the maximum hole forming diameter can reach 1.5-4 m, and the maximum hole forming depth is 60-90 m, so that the requirements of various large foundation constructions can be met, the drilling abrasion generated by the central positioning teeth of the existing cutting pick sand drilling bucket during rotary drilling is large, so that the drilling efficiency is low, the linear tooth arrangement cutting sequence of cutting teeth of the cutting teeth is poor, the cutting resistance is increased, when the cutting teeth enter rock, a cutting pick barrel drill and a double-bottom cutting pick sand fishing drilling bucket are generally required to be alternately used, the cutting teeth are firstly used for cutting rocks circularly cut, and then the cutting teeth, the cutting teeth are seriously abraded when the hard rock is drilled, and the drilling tool is frequently replaced, so that the construction efficiency is low.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a dig the rig soon and drag for husky fill with single pick that opens the door, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a single-door cutting pick sand scoop for a rotary drilling rig comprises a sand scoop, a support ring is arranged in the center of the top of the sand scoop, the top and the bottom of the inner cavity of the support ring are symmetrically provided with a seal ring, the middle part of the inner cavity of the support ring is provided with an oil seal bearing, a rotating shaft is arranged in the center of the top of the supporting ring, one end of the bottom of the rotating shaft is fixedly connected with a supporting plate, a driving shaft is fixedly connected in the middle of the bottom of the supporting plate, a spiral conveying blade is sleeved in the middle of the driving shaft, one end of the bottom of the driving shaft is fixedly connected with a drill bit, the middle parts of the left side and the right side of the drill bit are symmetrically and fixedly connected with sliding blocks, the top of the inner cavity of the sand hopper is provided with an annular slide rail, the bottom of the inner cavity of the sand hopper is provided with an anti-friction ring, the middle part of the antifriction ring is sleeved with a sealing plate, and one end of the bottom of the sand hopper is fixedly connected with a supporting cover through a bolt.

Preferably, the inner cavity of the sand hopper is communicated with the outside from the center of the bottom of the sand hopper, one end of the bottom of the support ring penetrates through the outer wall of the top of the sand hopper and extends into the sand hopper, the support ring is tightly attached and fixedly connected with the wall body of the sand hopper, the seal ring is tightly attached and fixedly connected with the inner wall of the support ring, and the oil seal bearing is tightly attached and fixedly connected with the inner wall of the support ring.

Preferably, the inner chamber of lock ring is linked together with the external world by the centre of its top and bottom, the one end of axis of rotation bottom runs through sealing washer, oil blanket bearing in proper order and extends to the inside of sand fill, the axis of rotation closely laminates with the wall body of sealing washer, oil blanket bearing.

Preferably, the annular slide rail is closely attached to and fixedly connected with the inner wall of the sand hopper, the support plate is arranged inside the annular slide rail and is matched with the track of the annular slide rail, the antifriction ring is closely attached to and fixedly connected with the wall body of the sealing plate, and the sealing plate is attached to the inner wall of the sand hopper and is fixedly connected with the inner wall of the sand hopper.

Preferably, the one end of drive shaft bottom runs through the antifriction ring and extends to the outside of sand hopper bottom, the drive shaft is closely laminated with the wall body of antifriction ring, the left and right sides symmetry of shrouding bottom is seted up and is communicated its top and the sand inlet of bottom.

Preferably, the inner cavity of the supporting cover is communicated with the outside from the middle of the top and the bottom of the inner cavity of the supporting cover, a circle of annular sliding groove is formed in the middle of the inner walls of the four sides of the supporting cover, the drill bit is arranged inside the inner cavity of the supporting cover, and one end, far away from the drill bit, of each of the two sliding blocks extends to the inner wall of the annular sliding groove and fits with the inner wall of the annular sliding groove.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through the axis of rotation at the lock ring, the sealing washer, the rotation is injectd to the inside of oil blanket bearing, the backup pad is injectd in the inside of annular slide rail and is rotated, the drive shaft is at the shrouding, the rotation is injectd to the inside of antifriction ring, the drill bit passes through the slider, the rotation is injectd in the inside of supporting the lid in the cooperation work of annular spout, form diversified balanced support revolution mechanic, avoid the drill bit to influence its driven stability in the vibrations of tunnelling process, and then cause the thing of the very big wearing and tearing of deflection production to take place, it is big to have solved current pick and have dragged for sand the drilling bucket when digging soon.

Drawings

Fig. 1 is a schematic structural view of a front sectional view of the present invention;

FIG. 2 is an enlarged view of the present invention at A in FIG. 1;

fig. 3 is an enlarged view of the present invention at B in fig. 1.

In the figure: 1. a sand hopper; 2. a support ring; 3. a seal ring; 4. an oil seal bearing; 5. a rotating shaft; 6. a support plate; 7. an annular slide rail; 8. a drive shaft; 9. a spiral conveying blade; 10. closing the plate; 11. a wear ring; 12. a sand inlet; 13. a drill bit; 14. a slider; 15. a support cover; 16. an annular chute.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a single-door pick bailing bucket for a rotary drilling rig comprises a sand bucket 1, wherein a support ring 2 is arranged in the center of the top of the sand bucket 1, seal rings 3 are symmetrically arranged at the top and the bottom of an inner cavity of the support ring 2, an oil seal bearing 4 is arranged in the middle of the inner cavity of the support ring 2, a rotating shaft 5 is arranged in the center of the top of the support ring 2, a support plate 6 is fixedly connected to one end of the bottom of the rotating shaft 5, a drive shaft 8 is fixedly connected to the center of the bottom of the support plate 6, a spiral conveying blade 9 is sleeved in the middle of the drive shaft 8, a drill bit 13 is fixedly connected to one end of the bottom of the drive shaft 8, sliders 14 are symmetrically and fixedly connected to the middle of the left side and the right side of the drill bit 13, an annular slide rail 7 is arranged at the top of the inner cavity of the sand bucket 1, a.

The inner cavity of the sand hopper 1 is communicated with the outside from the center of the bottom of the sand hopper, one end of the bottom of the support ring 2 penetrates through the outer wall of the top of the sand hopper 1 and extends to the inside of the sand hopper 1, the support ring 2 is tightly attached and fixedly connected with the wall body of the sand hopper 1, the seal ring 3 is tightly attached and fixedly connected with the inner wall of the support ring 2, the oil seal bearing 4 is tightly attached and fixedly connected with the inner wall of the support ring 2, the inner cavity of the support ring 2 is communicated with the outside from the center of the top and the bottom of the support ring 2, one end of the bottom of the rotating shaft 5 sequentially penetrates through the seal ring 3 and the oil seal bearing 4 and extends to the inside of the sand hopper 1, the rotating shaft 5 is tightly attached with the wall bodies of the seal ring 3 and the oil seal bearing 4, the annular slide rail 7 is tightly attached and fixedly connected with the inner wall body of the sand hopper 1, the support plate 6 is arranged inside the annular slide rail 7 and is, the closing plate 10 is attached to the inner wall of the sand hopper 1 and fixedly connected.

The one end of 8 bottoms of drive shaft runs through antifriction ring 11 and extends to the outside of 1 bottoms of husky fill, the wall body of drive shaft 8 and antifriction ring 11 is closely laminated, the left and right sides symmetry of shrouding 10 bottom is seted up and is communicated its top and the sand inlet 12 of bottom, the inner chamber that supports lid 15 is linked together with the external world by the centre of its top and bottom, the middle part of the four sides inner wall of support lid 15 has seted up round annular spout 16, drill bit 13 sets up the inside at support lid 15 inner chamber, the one end that two sliders 14 kept away from drill bit 13 extends to the inner wall of annular spout 16 and agrees with the inner wall of annular spout 16.

It should be noted that, the utility model relates to a dig rig soon and drag for husky fill with single-opening door pick, during the use, through axis of rotation 5 at lock ring 2, sealing washer 3, the rotation is injectd to oil blanket bearing 4's inside, backup pad 6 is injectd in annular slide rail 7's inside and is rotated, drive shaft 8 is at shrouding 10, the rotation is injectd to antifriction ring 11's inside, drill bit 13 passes through slider 14, annular chute 16's cooperation work is injectd in the inside of supporting cover 15 and is rotated, form diversified balanced support revolution mechanic, avoid drill bit 13 to influence its driven stability in the vibrations of tunnelling process, and then cause the thing of the very big wearing and tearing of deflection production to take place, it is big to have solved the current husky fill of dragging for the pick and dig the brill problem.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a dig rig soon and drag for sand fill with single-door pick, includes sand fill (1), its characterized in that: the sand hopper is characterized in that a support ring (2) is arranged in the center of the top of the sand hopper (1), sealing rings (3) are symmetrically arranged at the top and the bottom of an inner cavity of the support ring (2), an oil seal bearing (4) is arranged in the middle of the inner cavity of the support ring (2), a rotating shaft (5) is arranged in the center of the top of the support ring (2), a support plate (6) is fixedly connected to one end of the bottom of the rotating shaft (5), a driving shaft (8) is fixedly connected to the center of the bottom of the support plate (6), a spiral conveying blade (9) is sleeved in the middle of the driving shaft (8), a drill bit (13) is fixedly connected to one end of the bottom of the driving shaft (8), sliding blocks (14) are symmetrically and fixedly connected to the middles of the left side and the right side of the drill bit (13), an annular sliding rail (7) is arranged, the middle part of the antifriction ring (11) is sleeved with a sealing plate (10), and one end of the bottom of the sand hopper (1) is fixedly connected with a supporting cover (15) through a bolt.

2. The single-door cutting pick sand scooping bucket for the rotary drilling rig according to claim 1, which is characterized in that: the sand hopper is characterized in that an inner cavity of the sand hopper (1) is communicated with the outside through the center of the bottom of the sand hopper, one end of the bottom of the support ring (2) penetrates through the outer wall of the top of the sand hopper (1) and extends to the inside of the sand hopper (1), the support ring (2) is tightly attached to and fixedly connected with the wall body of the sand hopper (1), the sealing ring (3) is tightly attached to and fixedly connected with the inner wall of the support ring (2), and the oil seal bearing (4) is tightly attached to and fixedly connected with the inner wall of the support ring (2).

3. The single-door cutting pick sand scooping bucket for the rotary drilling rig according to claim 1, which is characterized in that: the inner chamber of lock ring (2) is linked together with the external world by the centre of its top and bottom, the one end of axis of rotation (5) bottom runs through sealing washer (3), oil blanket bearing (4) in proper order and extends to the inside of sand fill (1), axis of rotation (5) closely laminates with the wall body of sealing washer (3), oil blanket bearing (4).

4. The single-door cutting pick sand scooping bucket for the rotary drilling rig according to claim 1, which is characterized in that: annular slide rail (7) and the inner wall close fitting of sand fill (1) and fixed connection, backup pad (6) set up in the inside of annular slide rail (7) and agree with mutually with the track of annular slide rail (7), the close fitting of wall body and the fixed connection of shrouding (10) of antifriction ring (11), the inner wall and the fixed connection of shrouding (10) laminating sand fill (1).

5. The single-door cutting pick sand scooping bucket for the rotary drilling rig according to claim 1, which is characterized in that: one end of the bottom of the driving shaft (8) penetrates through the antifriction ring (11) and extends to the outer side of the bottom of the sand hopper (1), the driving shaft (8) is tightly attached to the wall body of the antifriction ring (11), and sand inlets (12) communicated with the top and the bottom of the drive shaft are symmetrically formed in the left side and the right side of the bottom of the sealing plate (10).

6. The single-door cutting pick sand scooping bucket for the rotary drilling rig according to claim 1, which is characterized in that: the inner cavity of the supporting cover (15) is communicated with the outside from the middle of the top and the bottom of the inner cavity of the supporting cover (15), a circle of annular sliding groove (16) is formed in the middle of the inner walls of the four sides of the supporting cover (15), the drill bit (13) is arranged inside the inner cavity of the supporting cover (15), and one ends, far away from the drill bit (13), of the two sliding blocks (14) extend to the inner wall of the annular sliding groove (16) and are matched with the inner wall of the annular sliding groove (16).