CN211038561U

CN211038561U - Single-bottom drilling bucket for rotary drilling rig

Info

Publication number: CN211038561U
Application number: CN201922281269.2U
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: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-07-17
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a dig single-bottom drill bucket for rig soon, including the bucket body, the angle bar is connected to the left bottom fixedly connected with of bucket body, and the middle part of connecting the angle bar is rotated and is connected with the pivot, and the bottom fixed connection on bucket body right side has the connecting strip, and the bucket body bottom be provided with the bottom plate, and the top fixedly connected with on bottom plate right side supports the cover, supports the right side of overlapping the inner chamber and is provided with the spacing collar, supports the left side of overlapping the inner chamber and is provided with interior thread ring, supports the middle part of overlapping the inner chamber and is provided with the spliced pole, the plum blossom handle of one end. A dig rig soon and use single-bottom and bore fill to the mode that connects soon gets into the inside of interior tapping thread groove, accomplishes the fixed to the connecting strip, makes the convenient and fast that is connected of bottom plate and bucket body, and has good leakproofness, the bottom door that has solved current brill fill opens and shuts locking device utilizes the connecting rod to connect bottom door couple structure, the inconvenient problem of dismouting.

Description

Single-bottom drilling bucket for rotary drilling rig

Technical Field

The utility model relates to a dig the rig field soon, in particular to dig rig soon with single end brill fill.

Background

A rotary drilling rig is a construction machine suitable for hole forming operation in building foundation engineering, is mainly suitable for soil layer construction of sand 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-scale foundation construction can be met, a bottom door opening and closing locking device of a traditional double-bottom sand bailing drilling bucket is characterized in that a connecting rod is connected with a bottom door hook, the upper end of the connecting rod is pre-tightened through a cylindrical spiral spring, the bottom door of the drilling bucket is ensured to be locked by the hook, when the bottom door of the drilling bucket is opened, the top end of the connecting rod touches a flange at the lower end of a power head of a rotary drilling machine, so, however, for the double-bottom sand scoop bottom door of which the top end of the connecting rod cannot touch the flange at the lower end of the power head of the rotary excavator, the traditional opening and closing locking device for the bottom door of the drilling bucket cannot meet the locking requirement of the bottom door of the drilling bucket.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a single-bottom drilling bucket for a rotary drilling rig, which can effectively solve the problems in the background art.

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

the utility model provides a dig rig soon and use single-bottom drill bucket, includes the bucket body, the left bottom fixedly connected with of bucket body connects the angle bar, the middle part of connecting the angle bar is rotated and is connected with the pivot, the bottom fixed connection on bucket body right side has the connecting strip, the bottom of bucket body bottom is provided with the bottom plate, the top fixedly connected with on bottom plate right side supports the cover, the right side of supporting the cover inner chamber is provided with the spacing collar, the left side of supporting the cover inner chamber is provided with interior thread ring of attacking, the middle part of supporting the cover inner chamber is provided with the spliced pole, the one end fixedly connected with plum blossom handle on spliced pole right side.

Preferably, the front and the back of pivot through connection angle bar, the pivot passes through the bearing with the wall body of being connected the angle bar and rotates and be connected, interior tapping thread groove has been seted up to the bottom on connecting strip right side.

Preferably, the inner chamber of bottom plate is linked together with the external world by the centre at its top, the rotation groove of its inner chamber of intercommunication and outside is seted up at the left top of bottom plate, and the inner chamber of rotation groove runs through the wall body of bottom plate and communicates the outside at bottom plate top, connect the angle bar setting in the inside of rotating the groove, the front and the back both ends of pivot run through respectively rotate the groove front and the inside at the back and extend to the outside of bottom plate, the pivot is closely laminated and fixed connection with the wall body of bottom plate.

Preferably, the draw-in groove in its top outside of intercommunication is seted up at the top of bottom plate right side inner wall, the one end of bucket body bottom extends to the inside of bottom plate by the opening at bottom plate top, the bucket body closely laminates with the inner wall of bottom plate, the one end of connecting strip bottom extends to the inside of draw-in groove and the inner wall of laminating draw-in groove.

Preferably, one end of the left side of the support sleeve penetrates through the outer wall of the bottom plate and extends into the bottom plate, the inner cavity of the support sleeve is communicated with the outside from the centers of the left side and the right side of the inner cavity of the support sleeve, the limiting ring is attached to the inner wall of the support sleeve and is fixedly connected with the inner wall, and the inner tapping thread ring is attached to the inner wall of the support sleeve and is fixedly connected with the inner wall.

Preferably, the left one end of spliced pole runs through interior tapping circle and extends to the inside of interior tapping thread groove, outer tapping thread groove has been seted up to the left one end of spliced pole, the spliced pole passes through threaded connection with the inner wall of interior tapping circle, interior tapping thread groove, the one end on spliced pole right side runs through the spacing collar and extends to the outside on support cover right side, annular spout has been seted up at the middle part of spliced pole, and the wall body of spacing collar extends to the inside of annular spout and agrees with the inner wall of annular spout.

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

the utility model discloses in, through the connection angle bar that sets up, the apparatus further comprises a rotating shaft, the rotation groove must cooperate as, make the bottom plate connect smoothly with revolving of the bucket body, draw-in groove through the setting is injectd the fixed position of connecting strip, and then provide solid basis for being connected of bottom plate and bucket body, through the spliced pole that sets up, in order to revolve the inside of tapping thread groove in the mode entering that connects, accomplish the fixing to the connecting strip, make the bottom plate convenient and fast with being connected of bucket body, and have good leakproofness, the bottom door locking device that opens and shuts of having solved current brill fill utilizes the connecting rod to connect bottom door couple structure, the inconvenient problem of dismouting, through the inside slip of tapping thread circle cooperation spacing circle in annular chute that sets up, make the rotary motion of spliced pole smooth.

Drawings

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

fig. 2 is a schematic structural view of the front view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a bucket body; 2. connecting angle iron; 3. a rotating shaft; 4. a connecting strip; 5. internally tapping a thread groove; 6. a base plate; 7. a rotating groove; 8. a card slot; 9. a support sleeve; 10. a limiting ring; 11. internally tapping a thread ring; 12. connecting columns; 13. an annular chute; 14. tapping a thread groove; 15. plum blossom handle.

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-bottom drilling bucket for a rotary drilling rig comprises a bucket body 1, wherein a connecting angle iron 2 is fixedly connected to the left bottom of the bucket body 1, a rotating shaft 3 is rotatably connected to the middle of the connecting angle iron 2, the rotating shaft 3 penetrates through the front surface and the back surface of the connecting angle iron 2, the rotating shaft 3 is rotatably connected with a wall body connected with the angle iron 2 through a bearing, an inner tapping thread groove 5 is formed in the bottom on the right side of a connecting strip 4, a connecting strip 4 is fixedly connected to the bottom on the right side of the bucket body 1, a bottom plate 6 is arranged at the bottom of the bucket body 1, a supporting sleeve 9 is fixedly connected to the top on the right side of the bottom plate 6, a limiting ring 10 is arranged on the right side of an inner cavity of the supporting sleeve 9, an inner tapping thread ring 11 is arranged on the left side of.

The inner chamber of bottom plate 6 is linked together with the external world by the centre at its top, the rotation groove 7 of its inner chamber of intercommunication and outside is seted up at the left top of bottom plate 6, the inner chamber that rotates groove 7 runs through the wall body of bottom plate 6 and the outside at intercommunication bottom plate 6 top, connect angle bar 2 and set up the inside at rotation groove 7, the front and the back both ends of pivot 3 run through the inside at rotation groove 7 front and the back respectively and extend to the outside of bottom plate 6, pivot 3 and the close laminating of the wall body of bottom plate 6 and fixed connection, draw-in groove 8 in its top outside of intercommunication is seted up at the top of bottom plate 6 right side inner wall, the one end of bucket body 1 bottom extends to the inside of bottom plate 6 by the opening at bottom plate 6 top, the bucket body 1 closely laminates with the inner wall of bottom plate 6, the one end of connecting strip 4 bottoms extends to the inside.

The outer wall of bottom plate 6 is run through and extends to the inside of bottom plate 6 to the left one end of support cover 9, the inner chamber of support cover 9 is linked together with the external world by the centre of its left and right sides, spacing collar 10 laminating support cover 9's inner wall and with fixed connection, interior thread ring 11 laminating support cover 9's inner wall and with fixed connection, the inside of interior thread ring 11 and extending to interior thread groove 5 is run through to the left one end of spliced pole 12, outer thread groove 14 has been seted up to the left one end of spliced pole 12, spliced pole 12 and interior thread ring 11, the inner wall of interior thread groove 5 passes through threaded connection, the one end on spliced pole 12 right side is run through spacing collar 10 and is extended to the outside on support cover 9 right side, annular spout 13 has been seted up at the middle part of spliced pole 12, the wall body of spacing collar 10 extends to the inside of annular spout 13 and agree.

It should be noted that the utility model is a single-bottom drilling bucket for rotary drilling rig, when in use, the connecting angle iron 2, the rotating shaft 3 and the rotating groove 7 are matched to be used, so that the bottom plate 6 and the bucket body 1 are smoothly screwed, the fixed position of the connecting strip 4 is limited by the arranged clamping groove 8, thereby providing a firm foundation for the connection between the bottom plate 6 and the bucket body 1, and through the arranged connecting column 12, enters the inner part of the inner tapping thread groove 5 in a screwing way to complete the fixation of the connecting strip 4, so that the connection between the bottom plate 6 and the bucket body 1 is convenient and rapid, and has good sealing performance, solves the problems that the bottom door opening and closing locking device of the prior drilling bucket is inconvenient to disassemble and assemble because the bottom door hook structure is connected by the connecting rod, the inner tapping thread ring 11 is matched with the limiting ring 10 to slide in the annular sliding groove 13, so that the connecting column 12 can rotate smoothly.

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 single-bottom drilling bucket for rig soon, includes bucket body (1), its characterized in that: the utility model discloses a funnel, including bucket body (1), the left bottom fixedly connected with of bucket body (1) connects angle bar (2), the middle part of connecting angle bar (2) is rotated and is connected with pivot (3), the bottom fixed connection on bucket body (1) right side has connecting strip (4), the bottom of bucket body (1) bottom is provided with bottom plate (6), the top fixedly connected with on bottom plate (6) right side supports cover (9), the right side of supporting cover (9) inner chamber is provided with spacing ring (10), the left side of supporting cover (9) inner chamber is provided with interior thread ring (11), the middle part of supporting cover (9) inner chamber is provided with spliced pole (12), one end fixedly connected with plum blossom handle (15) on spliced pole (12) right side.

2. The single-bottom drilling bucket for the rotary drilling rig according to claim 1, wherein: the front and the back of pivot (3) through connection angle bar (2), pivot (3) are passed through the bearing with the wall body of being connected angle bar (2) and are rotated and be connected, interior tapping thread groove (5) have been seted up to the bottom on connecting strip (4) right side.

3. The single-bottom drilling bucket for the rotary drilling rig according to claim 1, wherein: the inner chamber of bottom plate (6) is linked together with the external world by the centre at its top, the rotation groove (7) of its inner chamber of intercommunication and outside have been seted up at the left top of bottom plate (6), and the inner chamber of rotating groove (7) runs through the wall body of bottom plate (6) and communicates the outside at bottom plate (6) top, connect angle bar (2) and set up in the inside that rotates groove (7), the front and the back both ends of pivot (3) run through the inside that rotates groove (7) front and back respectively and extend to the outside of bottom plate (6), pivot (3) and the wall body of bottom plate (6) closely laminate and fixed connection.

4. The single-bottom drilling bucket for the rotary drilling rig according to claim 1, wherein: draw-in groove (8) in its top outside of intercommunication are seted up at the top of bottom plate (6) right side inner wall, the one end of bucket body (1) bottom is extended to the inside of bottom plate (6) by the opening at bottom plate (6) top, the inner wall of bucket body (1) and bottom plate (6) closely laminates, the one end of connecting strip (4) bottom extends to the inside of draw-in groove (8) and the inner wall of laminating draw-in groove (8).

5. The single-bottom drilling bucket for the rotary drilling rig according to claim 1, wherein: the inner-tapping thread support is characterized in that one end of the left side of the support sleeve (9) penetrates through the outer wall of the bottom plate (6) and extends to the inside of the bottom plate (6), the inner cavity of the support sleeve (9) is communicated with the outside through the centers of the left side and the right side of the inner cavity of the support sleeve (9), the limiting ring (10) is attached to the inner wall of the support sleeve (9) and fixedly connected with the inner wall, and the inner-tapping thread ring (11) is attached to the inner wall of the support sleeve (9) and.

6. The single-bottom drilling bucket for the rotary drilling rig according to claim 1, wherein: the utility model discloses a support sleeve, including spliced pole (12), connecting pole (12), internal tapping circle (11) and the inside of tapping thread groove (5) in running through, tapping thread groove (14) have been seted up outward to spliced pole (12) left one end, threaded connection is passed through with internal tapping circle (11), the inner wall of internal tapping thread groove (5) in spliced pole (12), the one end on spliced pole (12) right side runs through spacing collar (10) and extends to the outside on support sleeve (9) right side, annular spout (13) have been seted up at the middle part of spliced pole (12), and the wall body of spacing collar (10) extends to the inside of annular spout (13) and agrees with the inner wall of annular spout (13).