CN211370318U

CN211370318U - Rotary drilling rig and rotary drilling rig

Info

Publication number: CN211370318U
Application number: CN201921690619.4U
Authority: CN
Inventors: 董双喜; 安贵平; 张福鹏
Original assignee: Beijing Sany Intelligent Technology Co Ltd
Current assignee: Beijing Sany Intelligent Technology Co Ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-08-28
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a dig drilling tool soon and dig rig soon relates to engineering machine tool technical field. The drilling rod and the drilling bucket are detachably connected through the connecting assembly. The drilling bucket can be positioned at the center of the pile position, and the drilling and digging construction quality is further improved.

Description

Rotary drilling rig and rotary drilling rig

Technical Field

The utility model relates to an engineering machine tool technical field particularly, relates to a dig drilling tool soon and dig rig soon.

Background

With the development of the rotary drilling rig towards large-scale and giant-scale aspects in social development, the technology in China is mature and improved day by day in recent years, the large-scale rotary drilling rig is independently researched and developed in China, the vacancy of the domestic market is filled, and the market demand is met. The rotary drilling rig has the characteristics of high construction speed, small environmental pollution, high mechanization and automation degree, flexible and convenient operation, high safety performance and strong applicability, and is widely applied to hole forming operation of building foundation engineering, in particular to construction operation of high-rise buildings, railways and bridges.

When drilling hard rock strata with large diameter and deep holes, the conventional rotary excavating construction technology mainly adopts a drilling mode of grading, crushing a spiral drilling bucket and fishing a sand bailing bucket by using rock-socketed barrel drills or cone barrel drills with different diameters.

In the drilling process, the center of the drilling bucket is easy to deviate from the center of the pile position during the grading drilling, so that the problems of unilateral stress of the drilling bucket, low rock entering efficiency, quick abrasion of the drilling bucket, large vibration of the drilling machine and the like are caused, the rotary drilling construction is unstable, and the drilling construction quality of the rotary drilling machine is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dig drilling tool soon and dig rig soon can make the drilling bucket be located stake position center, and then promotes to bore the quality of digging the construction.

The embodiment of the utility model is realized like this:

an aspect of the embodiment provides a dig drilling tool soon, include the drilling rod, right the subassembly and bore the fill, right the subassembly and include circular cylinder and be located the coupling assembling at circular cylinder center, the drilling rod with it passes through to bore the fill coupling assembling can dismantle the connection.

Optionally, the connecting assembly and the circular cylinder are connected by a plurality of reinforcing ribs arranged along the radial direction of the circular cylinder.

Optionally, the reinforcing rib is provided with a slotted hole.

Optionally, the connecting assembly includes a first connecting column and a first connecting cavity that are connected to each other, and the extending directions of the first connecting column and the first connecting cavity are located on the same straight line.

Optionally, the first connecting column is a polygonal column, and the first connecting cavity is a polygonal cavity.

Optionally, one end of the drill rod is provided with a second connecting column, one end of the drilling bucket is provided with a second connecting cavity, the second connecting column is connected with the first connecting cavity, and the second connecting cavity is connected with the first connecting column.

Optionally, one end of the drill rod is provided with a second connecting cavity, one end of the drilling bucket is provided with a second connecting column, the second connecting cavity is connected with the first connecting column, and the second connecting column is connected with the first connecting cavity.

Optionally, the first connecting column and the first connecting cavity are respectively provided with a mounting hole, and the mounting hole is used for penetrating a pin shaft so that the drill rod and the drilling bucket can be detachably connected through the connecting assembly.

Optionally, the drill rod is a hollow rod.

The utility model discloses on the other hand of embodiment provides a dig rig soon, include as above arbitrary one dig the drilling tool soon, dig the rig soon and include the driver's cabin, and with dig the rope that the drilling tool is connected soon, be provided with the depth recorder on the rope, be provided with the display screen in the driver's cabin, the depth recorder with the display screen electricity is connected.

The utility model discloses beneficial effect includes:

the embodiment of the utility model provides a dig drilling tool soon and dig rig soon, through the coupling assembling of righting the subassembly, make drilling rod and rig can dismantle the connection, be convenient for carry out the hierarchical operation of creeping into. Through the circular cylinder body of righting the subassembly, when the operation of creeping into, set up the outer wall diameter of circular cylinder body and the stake hole aperture of creeping into unanimously, so, circular cylinder body can support with the stake hole that creeps into, and coupling assembling is located the center of circular cylinder body, is favorable to the leading of rig bucket, guarantees that the center of rig bucket is located the center in stake hole, is favorable to promoting the quality of creeping into of hierarchical creeping into. The pressure of each tooth end can be reasonably distributed in the drilling process of the classified drilling bucket, the vibration of rock strata to the drilling bucket and the drill rod is reduced, and the rock entering efficiency of the rotary drilling rig is improved. And the drilling bucket can be positioned at the center of the pile position in the construction operation, so that the drilling and excavating construction quality is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is one of schematic structural diagrams of a rotary drilling tool according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a centering assembly according to an embodiment of the present invention;

fig. 3 is a second schematic structural view of a centering assembly according to an embodiment of the present invention;

fig. 4 is a second schematic structural view of the rotary drilling tool provided by the embodiment of the present invention.

Icon: 100-rotary drilling tool; 110-a drill pipe; 112-a second connecting column; 120-a centering assembly; 122-a circular cylinder; 124-a connecting assembly; 1242-first connecting post; 1244-first connection chamber; 126-reinforcing ribs; 1262-slotted hole; 130-a drilling bucket; 132-a second connecting chamber; 140-mounting holes; 150-pin shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "inside", "outside", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the utility model is usually placed when using, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.

Referring to fig. 1 and fig. 2, the embodiment provides a rotary drilling rig 100, which includes a drill rod 110, a centering assembly 120 and a drilling bucket 130, wherein the centering assembly 120 includes a circular cylinder 122 and a connecting assembly 124 located at the center of the circular cylinder 122, and the drill rod 110 and the drilling bucket 130 are detachably connected through the connecting assembly 124.

Specifically, the drill rod 110 is connected to a power head of the rotary drilling rig and is connected to the centering assembly 120 through the connecting assembly 124, and the drilling bucket 130 is also connected to the centering assembly 120 through the connecting assembly 124. In this way, the power head may rotate the drill rig 130 via the drill rod 110 to perform a drilling operation.

For example, when drilling a hard-edge formation with a large-diameter (e.g., greater than 10m) deep hole, the circular cylinder 122 of the centralizer assembly 120 is fitted into the pile hole to ensure that the drilling bucket 130 is located at the center of the drilled hole. The rotary drilling rig transmits torque to the drill rod 110 and the drilling bucket 130 through the power head, and the drilling buckets 130 with different diameters and specifications are convenient to replace in the grading drilling process, so that the drilling operation is facilitated to be efficiently propelled.

The embodiment of the utility model provides a dig drilling tool 100 soon through the coupling assembling 124 of righting subassembly 120, makes drilling rod 110 and drilling bucket 130 can dismantle the connection, is convenient for carry out the hierarchical operation of creeping into. Through the circular cylinder 122 of the righting component 120, when drilling operation is performed, the diameter of the outer wall of the circular cylinder 122 is set to be consistent with the diameter of a drilled pile hole, so that the circular cylinder 122 can be abutted against the drilled pile hole, and the connecting component 124 is located at the center of the circular cylinder 122, which is beneficial to the righting of the drilling bucket 130, ensures that the center of the drilling bucket 130 is located at the center of the pile hole, and is beneficial to improving the drilling quality of graded drilling. The pressure of each tooth end of the classified drilling bucket 130 can be reasonably distributed in the drilling process, the vibration of rock strata to the drilling bucket 130 and the drill rod 110 is reduced, and the rock entering efficiency of the rotary drilling rig is improved. And the drilling bucket 130 can be positioned at the center of the pile position in the construction operation, so that the drilling and excavating construction quality is improved.

As shown in fig. 2, the connecting assembly 124 and the circular cylinder 122 are connected by a plurality of reinforcing ribs 126 arranged along the radial direction of the circular cylinder 122.

Specifically, the embodiment of the present invention does not specifically limit the number of the reinforcing ribs 126, as long as the stable connection between the connecting assembly 124 and the circular cylinder 122 can be ensured. Illustratively, the number of ribs 126 is 4-6 to ensure good coupling and overall weight of the centralizer assembly 120.

Optionally, as shown in fig. 2, the reinforcing rib 126 is provided with a slot 1262. Thus, when guaranteeing that strengthening rib 126 is stably connected, help alleviateing the dead weight of strengthening rib 126, and then lighten the weight of righting subassembly 120, be favorable to reducing the loss of unit head power, promote and creep into efficiency, also be convenient for to the dismouting of righting subassembly 120, reduce the operation degree of difficulty.

As shown in fig. 3, the connecting assembly 124 includes a first connecting post 1242 and a first connecting cavity 1244 connected to each other, and the extending directions of the first connecting post 1242 and the first connecting cavity 1244 are located on the same straight line.

In this way, it is advantageous to ensure that the axes of rotation of the drill rod 110 and the drill bowl 130 are in alignment when the drill rod 110 and the drill bowl 130 are connected to the connection assembly 124, respectively. Thereby being beneficial to ensuring the drilling quality, reducing the loss of the drilling bucket 130 and improving the drilling efficiency.

Optionally, the first connecting post 1242 is a polygonal column and the first connecting cavity 1244 is a polygonal cavity.

For example, the first connecting post 1242 may be a square or hexagonal prism, and the like, and likewise, the first connecting cavity 1244 may be a square or hexagonal cavity, and the like. In addition, the number of the included arrises of the first connection post 1242 and the first connection cavity 1244 may be uniform or non-uniform, and the embodiment of the present invention does not specifically limit this, as long as it can ensure stable connection.

As shown in fig. 4, one end of the drill rod 110 is provided with a second connection column 112, one end of the drilling bucket 130 is provided with a second connection cavity 132, the second connection column 112 is connected with the first connection cavity 1244, and the second connection cavity 132 is connected with the first connection column 1242.

In particular, to facilitate the connection between the drill rod 110 and the drilling bucket 130, respectively, and the centralizer assembly 120 to be quickly and stably connected. One end of the drill rod 110 is provided with a second connection post 112 that mates with the first connection cavity 1244 of the connection assembly 124 to facilitate a stable and quick mating connection of the drill rod 110 with the centralizer assembly 120. Similarly, one end of the drilling bucket 130 is provided with a second connection cavity 132 which is matched with the first connection post 1242 of the connection assembly 124, so that the drilling bucket 130 is stably and quickly matched and connected with the centering assembly 120, and the drilling rate of the stepped drilling is further improved.

Optionally, one end of the drill rod 110 is provided with a second connection cavity 132, one end of the drilling bucket 130 is provided with a second connection column 112, the second connection cavity 132 is connected with the first connection column 1242, and the second connection column 112 is connected with the first connection cavity 1244.

Specifically, one end of drill rod 110 may also be configured as a second coupling cavity 132 that mates with first coupling post 1242 of coupling assembly 124 to facilitate a stable and quick mating connection of drill rod 110 with centralizer assembly 120. Similarly, one end of the drilling bucket 130 may be configured as the second connection column 112 which is matched with the first connection cavity 1244 of the connection assembly 124, so as to facilitate the stable and fast matching connection between the drilling bucket 130 and the centering assembly 120, thereby increasing the drilling rate of the stepped drilling.

As shown in fig. 1 and 4, the first connection post 1242 and the first connection cavity 1244 are respectively provided with a mounting hole 140, and the mounting hole 140 is used for penetrating the pin 150 so as to detachably connect the drill rod 110 and the drilling bucket 130 through the connection assembly 124.

Specifically, the mounting holes 140 are respectively formed through the first connecting post 1242 and the first connecting cavity 1244, and the second connecting post 112 and the second connecting cavity 132 are correspondingly formed with positioning holes. When the second connecting cavity 132 is connected to the first connecting post 1242 and the second connecting post 112 is connected to the first connecting cavity 1244, the mounting hole 140 corresponds to the positioning hole, and at this time, the pin 150 can pass through the mounting hole 140 and the positioning hole to be fixedly connected. In this way, the matching between the second connection cavity 132 and the first connection post 1242 and the connection stability between the second connection post 112 and the first connection cavity 1244 can be enhanced, and the detachment is also facilitated. Thereby realizing a stable and reliable detachable connection form of the drill rod 110 and the drill bucket 130 through the connection assembly 124. Therefore, the connection reliability of the drill rod 110, the drilling bucket 130 and the centering assembly 120 is ensured, and the time for continuously adjusting the rotation angle of the rotary drilling rig and the hole site deviation caused by the gap between the connection are reduced.

Optionally, the drill stem 110 is a hollow stem. Therefore, the weight of the rotary drilling tool 100 is favorably reduced while the connection strength and the torque transmission are ensured, the energy consumption of the power head is reduced, the assembling, the disassembling and the later maintenance work of workers are facilitated, and the work difficulty is reduced.

The embodiment of the utility model provides a dig rig soon, dig drilling tool 100 soon including the foretell, should dig the rig soon and include the driver's cabin to and dig the rope that drilling tool 100 is connected soon, be provided with the depth recorder on the rope, be provided with the display screen in the driver's cabin, the depth recorder is connected with the display screen electricity. Therefore, a driver can visually know the drilling depth of the rotary drilling rig 100 in a cab, the driver is facilitated to take the drilling depth as a reference, the operation difficulty during drilling operation is reduced, the loss of the rotary drilling rig is reduced, and the drilling quality is improved.

The rotary drilling rig comprises the same structure and beneficial effects as the rotary drilling rig 100 in the embodiment. The structure and the beneficial effects of the rotary drilling tool 100 have been described in detail in the foregoing embodiments, and further description of other beneficial effects is omitted here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dig drilling tool soon, its characterized in that includes the drilling rod, rights subassembly and bores the fill, right the subassembly and include round barrel and be located the coupling assembling at round barrel center, the drilling rod with it passes through to bore the fill can dismantle the connection coupling assembling, coupling assembling with round barrel is through following a plurality of strengthening ribs that round barrel radially all established are connected.

2. The rotary drilling rig according to claim 1, wherein the reinforcing rib is provided with a slotted hole.

3. The rotary drilling rig according to claim 1, wherein the connection assembly comprises a first connection column and a first connection cavity which are connected with each other, and the extension directions of the first connection column and the first connection cavity are located on the same straight line.

4. The rotary drilling rig according to claim 3, wherein the first connection column is a polygonal column and the first connection cavity is a polygonal cavity.

5. The rotary drilling rig according to claim 3, wherein a second connection column is arranged at one end of the drill rod, a second connection cavity is arranged at one end of the drilling bucket, the second connection column is connected with the first connection cavity, and the second connection cavity is connected with the first connection column.

6. The rotary drilling rig according to claim 3, wherein a second connection cavity is formed in one end of the drill rod, a second connection column is formed in one end of the drilling bucket, the second connection cavity is connected with the first connection column, and the second connection column is connected with the first connection cavity.

7. The rotary drilling rig according to claim 5 or 6, wherein the first connection column and the first connection cavity are respectively provided with a mounting hole, and the mounting holes are used for penetrating through a pin shaft so that the drill rod and the drilling bucket can be detachably connected through the connection assembly.

8. The rotary drilling rig according to claim 1, wherein the drill rod is a hollow rod.

9. The rotary drilling rig is characterized by comprising the rotary drilling rig according to any one of claims 1 to 8, and the rotary drilling rig comprises a cab and a rope connected with the rotary drilling rig, wherein a depth recorder is arranged on the rope, a display screen is arranged in the cab, and the depth recorder is electrically connected with the display screen.