CN217712431U

CN217712431U - Drilling bucket and rotary drilling rig

Info

Publication number: CN217712431U
Application number: CN202220946937.8U
Authority: CN
Inventors: 刘一柱; 马宁
Original assignee: Beijing Sany Intelligent Technology Co Ltd
Current assignee: Beijing Sany Intelligent Technology Co Ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-11-01
Anticipated expiration: 2032-04-22

Abstract

The utility model relates to the technical field of engineering machinery, and provides a drilling bucket and a rotary drilling rig, wherein the drilling bucket comprises a drilling roof, a drilling body and a pressure lever mechanism, and one end of the drilling roof is used for being connected with a drill rod; the drill body comprises a first matching body and a second matching body, and the first matching body and the second matching body are respectively in rotating matching with the drill top and have an opening state and a closing state; the pressure rod mechanism comprises a driving mechanism and an opening mechanism, the opening mechanism comprises a first connecting rod and a second connecting rod, one end of the first connecting rod and one end of the second connecting rod are rotatably connected with the driving mechanism, and the other end of the first connecting rod and the other end of the second connecting rod are connected with the first matching body or the second matching body; the driving mechanism is used for driving the first connecting rod and the second connecting rod to drive the first matching body and the second matching body to be opened or closed. In this way, open first cooperation body and second cooperation body through depression bar mechanism for even if what the drill bit was excavated is that the great soil layer of viscidity also can open, improves cohesive soil and unloads native efficiency, noise pollution when reducing and unloading native, and adaptability is stronger.

Description

Drilling bucket and rotary drilling rig

Technical Field

The utility model relates to an engineering machine tool technical field especially relates to a bore bucket and dig rig soon.

Background

At present, the clay layer drilling is generally carried out by adopting an open-type drilling bucket, a drilling bucket cylinder body is composed of two halves, the tops of the two halves are respectively connected by hinges, and the cylinder body is naturally closed under the action of gravity. After the drill body is filled with soil, the drill body is driven by the power head of the drilling machine to rotate forwards and backwards to generate centrifugal force and impact force, and the drill body is opened and the soil is thrown away.

However, when the rotary drilling rig is used for construction on a soil layer with higher viscosity, the adhesion force of the soil is higher, so that soil throwing is difficult, and the construction efficiency is seriously influenced.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a rig is dug to boring bucket and digging soon for when meetting the higher soil of viscidity among the solution prior art, bore the technical problem that the body is difficult to open.

In a first aspect, an embodiment of the present invention provides a drilling bucket, including: one end of the drill top is used for being connected with the drill rod;

the drill comprises a drill body and a drill bit, wherein the drill body comprises a first matching body and a second matching body, and the first matching body and the second matching body are respectively in rotating matching with the drill top and have an opening state and a closing state;

the pressure lever mechanism comprises a driving mechanism and an opening mechanism, the opening mechanism comprises a first connecting rod and a second connecting rod, one end of the first connecting rod and one end of the second connecting rod are rotatably connected with the driving mechanism, and the other end of the first connecting rod and the other end of the second connecting rod are connected with the first matching body or the second matching body; wherein, the first and the second end of the pipe are connected with each other,

the driving mechanism is used for driving the first connecting rod and the second connecting rod to drive the first matching body and the second matching body to be opened or closed.

According to the utility model discloses a drill bucket, first cooperation body with the second cooperation body forms the holding chamber under the closed condition, the first connecting rod with the second connecting rod is located the holding intracavity.

According to the drilling bucket provided by the embodiment of the utility model, the lower end of the driving mechanism is provided with a connecting piece, and the inner side walls of the first matching body and the second matching body are provided with matching pieces;

one end of the first connecting rod and one end of the second connecting rod are respectively connected with the connecting piece in a rotating mode, and the other end of the first connecting rod and the other end of the second connecting rod are respectively connected with the matching piece in a matching mode.

According to the utility model discloses a drill bucket, first cooperation body with be provided with a plurality of archs on the inner wall of second cooperation body respectively.

According to the utility model discloses a drill bucket, drill the top be equipped with first limiting plate and with the second limiting plate that first limiting plate interval set up, actuating mechanism wears to locate in proper order first limiting plate with the second limiting plate, just actuating mechanism is in first limiting plate with the elastic component is equipped with to the second limiting plate middle cover.

According to the utility model discloses a drilling bucket, first limiting plate is located the top of second limiting plate;

the driving mechanism is provided with a stop ring above the first limiting plate and used for limiting the movement of the driving mechanism in the axis direction of the driving mechanism.

According to the utility model discloses a drilling bucket, the depression bar mechanism includes first depression bar unit and second depression bar unit, and locates separately the relative both sides of brill top.

According to the utility model discloses a drill bucket, it is equipped with two pivots respectively to bore the relative both sides in top, first cooperation body with the relative both sides of second cooperation body be equipped with respectively with pivot normal running fit's axle sleeve.

According to the utility model discloses a drill bucket, actuating mechanism includes ejector pin and transfer line, ejector pin one end is close to the setting of automobile body end plate, the other end with transfer line threaded connection, the transfer line deviates from the one end of ejector pin with opening the mechanism and be connected.

In a second aspect, the embodiment of the present invention further provides a rotary drilling rig, including:

the body is provided with a drill rod;

in the drilling bucket, the drill rod is connected with the drilling bucket.

The embodiment of the utility model provides a drill bucket, including boring the body and depression bar mechanism, depression bar mechanism is used for opening the body that bores, also just also when first cooperation body and second cooperation body borrow the soil and accomplish the back, opens first cooperation body and second cooperation body through depression bar mechanism, and then makes even if the drill bit excavates be the great soil layer of viscidity and also can open, improves clayey soil and unloads native efficiency, noise pollution when reducing and unloading, unloads native action and does not have high to host computer unit head performance requirement, and adaptability is stronger.

Furthermore, the inner wall of the accommodating cavity is provided with the bulge, so that the adhesion force of soil to the inner wall of the cylinder body can be reduced, the drilling resistance is reduced, the soil unloading efficiency is further improved, and the energy consumption is reduced.

Furthermore, two groups of pressure lever mechanisms are arranged, so that the drill body is more stable when being opened, and the running stability of the drill bucket is improved.

Further, the arrangement of the stop ring may define the distance of movement of the drive mechanism.

The rotary drilling rig provided by the embodiment of the invention comprises the vehicle body and the drilling bucket, has all beneficial effects of the drilling bucket, and is not limited herein.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a drilling bucket according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the drilling bucket in a closed state;

FIG. 3 is a schematic structural view of the drilling bucket in an open state;

FIG. 4 is a schematic view of the structure of FIG. 3;

reference numerals:

10. drilling a top; 110. drilling a rod; 120. a first limit plate; 130. a second limiting plate; 140. an elastic member; 150. a rotating shaft;

20. a drill body; 210. a first mating body; 220. a second mating body; 230. an accommodating cavity; 240. a mating member; 250. a protrusion; 260. a shaft sleeve;

30. a pressure lever mechanism; 310. a drive mechanism; 3110. a connecting member; 3120. a stop ring; 3130. a top rod; 3140. a transmission rod; 320. an opening mechanism; 3210. a first connecting rod; 3220. a second connecting rod; 330. a first pressure lever unit; 340. a second pressing rod unit.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", 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 describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood as specific cases to those of ordinary skill in the art.

Please refer to fig. 1 to 4, the utility model provides a protection rotary drilling rig, including the body, be equipped with drilling rod 110 on the body, drilling rod 110 tip still is connected with the drilling bucket, and the drilling bucket is used for precession soil to excavate the operation.

Referring to fig. 1 to 3, in some embodiments of the present invention, the drilling bucket includes a drill top 10, a drill body 20 and a pressure bar mechanism 30, wherein one end of the drill top 10 is used for connecting with a drill rod 110; the drill body 20 comprises a first fitting body 210 and a second fitting body 220, the first fitting body 210 and the second fitting body 220 are respectively in rotating fit with the drill top 10 and have an open state and a closed state; the plunger mechanism 30 includes a drive mechanism 310 and an opening mechanism 320. The lower end of the driving mechanism 310 is connected with the opening mechanism 320 and is suitable for driving the opening mechanism 320 to realize vertical linear motion; the opening mechanism 320 comprises a first connecting rod 3210 and a second connecting rod 3220, one end of the first connecting rod 3210 and one end of the second connecting rod 3220 are rotatably connected with the driving mechanism 310, and the other end of the first connecting rod 3210 and the other end of the second connecting rod 3220 are connected with the first matching body 210 or the second matching body 220; the driving mechanism 310 is used for driving the first connecting rod 3210 and the second connecting rod 3220 to drive the first matching body 210 and the second matching body 220 to open or close.

It should be noted that the driving mechanism 310 is used for driving the opening mechanism 320 to open the first fitting body 210 and the second fitting body 220. That is, after first cooperation body 210 and second cooperation body 220 borrow soil and accomplish, open first cooperation body 210 and second cooperation body 220 through actuating mechanism 310, and then also can open the great soil layer of viscidity, improve the cohesive soil and unload soil efficiency, avoided the mode of borrowing soil of whipping first cooperation body 210 and second cooperation body 220 moreover, reduced the noise of unloading soil, the action of unloading soil is not high to the requirement of host computer unit head performance, and adaptability is stronger.

Referring to fig. 2 and 3, the drill body 20 includes an excavation state and an earth discharge state, in the excavation state, the drill rod 110 drives the drill bucket to dig downwards to the soil surface until the accommodating space between the first fitting body 210 and the second fitting body 220 is filled, and then the drill rod 110 rotates reversely to drive the drill bucket to ascend, and enters the earth discharge state.

Referring to fig. 4, the driving mechanism 310 may be a driving shaft, an end plate is disposed on the body, and the driving shaft may abut against the end plate during the up-and-down movement of the drill stem 110. As the drill rod 110 is raised, the drive shaft is forced at the end plates to push the first and second connecting

rods

3210 and 3220 apart to open the first and second

fitting bodies

210 and 220. Similarly, when the drilling of the soil is required to be continued, the drill rod 110 is lowered, the end plate and the driving shaft are disposed at an interval without the abutting force, and the first engaging body 210 and the second engaging body 220 are returned to the closed state under the action of gravity and then enter the excavating state. In other embodiments, the driving mechanism 310 may also be a mechanism capable of realizing linear driving, such as an oil cylinder and a cam, which are disposed on the body, and the specific structure belongs to the technical means known to those skilled in the art, and is not described herein again.

Specifically, the first engaging body 210 and the second engaging body 220 form the accommodating cavity 230 in a closed state, and an end of the driving mechanism 310 connected to the opening mechanism 320 extends into the accommodating cavity 230, that is, the first connecting rod 3210 and the second connecting rod 3220 are located in the accommodating cavity 230. In the embodiments of the present invention, the opening mechanism 320 is disposed in the accommodating chamber 230 for illustration, and in other embodiments of the present invention, the opening mechanism 320 may also be disposed outside the drill body 20, which is not limited herein.

Referring to fig. 1 to fig. 3, further, a connecting member 3110 is disposed at the lower end of the driving mechanism 310, and the engaging members 240 are disposed on the inner sidewalls of the first engaging body 210 and the second engaging body 220 close to the accommodating cavity 230; one end of the first connecting rod 3210 and one end of the second connecting rod 3220 are rotatably connected to the connecting member 3110, and the other end of the first connecting rod 3210 and the other end of the second connecting rod 3220 are respectively connected to the engaging member 240 in a fitting manner. The driving mechanism 310 and the connecting member 3110 may be integrally provided or may be detachably connected by bolts or the like, which is not limited herein. And the first connecting rod 3210 and the second connecting rod 3220 are rotatably coupled to the connecting member 3110 by a pin.

In some embodiments of the present invention, a plurality of protrusions 250 are respectively disposed on the inner walls of the first and second

fitting bodies

210 and 220. A plurality of arch 250 can the interval arrange, and arch 250 can be for spherical setting towards holding chamber 230 one side, so can further reduce the adhesion of soil to holding chamber 230 inner wall, reduce and creep into the resistance, further improve and unload soil efficiency, reduce the energy consumption.

For the drill top 10, a first limiting plate 120 and a second limiting plate 130 spaced from the first limiting plate 120 are disposed on the drill top 10, the driving mechanism 310 sequentially penetrates through the first limiting plate 120 and the second limiting plate 130, and the elastic member 140 is sleeved between the first limiting plate 120 and the second limiting plate 130 by the driving mechanism 310. The first limiting plate 120 and the second limiting plate 130 may be provided with guide holes, and the driving mechanism 310 sequentially penetrates through the guide holes and has one end extending into the accommodating cavity 230. The elastic member 140 may provide a restoring force, so that the first and second

fitting bodies

210 and 220 are quickly returned to the closed state in cooperation with the gravity and the restoring force of the elastic member 140, thereby improving the working efficiency. And the elastic member 140 also plays a role of buffering, so as to prevent the first matching body 210 and the second matching body 220 from being opened too fast to generate rigid collision.

In some embodiments of the present invention, the first limiting plate 120 is located above the second limiting plate 130; the driving mechanism 310 is provided with a stop ring 3120 above the first stopper plate 120 for limiting the movement of the driving mechanism 310 in the axial direction thereof. The stop ring 3120 may be integrally disposed on the driving mechanism 310, or may be connected to the driving mechanism 310 by welding, which is not limited herein. The size of the stop ring 3120 is at least larger than the diameter of the guide hole, so that the up-and-down movement distance of the driving mechanism 310 can be limited, and the elastic member 140 is prevented from being excessively compressed, thereby reducing the service life of the elastic member 140.

In some embodiments of the present invention, the pressing rod mechanism 30 includes a first pressing rod unit 330 and a second pressing rod unit 340, which are respectively disposed at two opposite sides of the drill top 10. The arrangement of the first pressing rod unit 330 and the second pressing rod unit 340 can be more stable in the opening process of the first matching body 210 and the second matching body 220, no violent shaking occurs, and the stability of the opening process is stronger. In other embodiments of the present invention, there may be one compression bar mechanism 30, which is not limited herein.

Further, two rotating shafts 150 are respectively disposed at two opposite sides of the drill top 10, and bushings 260 rotatably engaged with the rotating shafts 150 are respectively disposed at two opposite sides of the first engaging body 210 and the second engaging body 220. The shaft sleeve 260 can be sleeved on the rotating shaft 150, so that the first engaging body 210 and the second engaging body 220 can rotate relative to the drill top 10, and the first engaging body 210 and the second engaging body 220 can be switched between an open state and a closed state.

In some embodiments of the present invention, the driving mechanism 310 includes a push rod 3130 and a transmission rod 3140, one end of the push rod 3130 is close to the end plate of the vehicle body, the other end is connected with the transmission rod 3140 by screw, and one end of the transmission rod 3140 departing from the push rod 3130 is connected with the opening mechanism 320. That is, a threaded hole may be formed at the end of the push rod 3130, the transmission rod 3140 may have an external thread to be engaged with the transmission rod 3140, and the push rod 3130 and the transmission rod 3140 may be detachably connected to each other, thereby facilitating disassembly, assembly, and maintenance.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A drilling bucket, comprising:

one end of the drill top is used for being connected with a drill rod;

2. The drilling bucket of claim 1, wherein the first and second mating bodies form a receiving cavity in a closed state, the first and second connecting rods being located within the receiving cavity.

3. The drilling bucket according to claim 2, wherein a connecting piece is arranged at the lower end of the driving mechanism, and matching pieces are arranged on the inner side walls of the first matching body and the second matching body;

4. The drilling bucket according to any one of claims 1 to 3, wherein a plurality of protrusions are respectively provided on the inner walls of the first fitting body and the second fitting body.

5. The drilling bucket according to any one of claims 1 to 3, wherein a first limiting plate and a second limiting plate spaced from the first limiting plate are arranged on the drilling roof, the driving mechanism sequentially penetrates through the first limiting plate and the second limiting plate, and an elastic member is sleeved on the driving mechanism between the first limiting plate and the second limiting plate.

6. The drill bucket of claim 5, wherein the first restriction plate is located above the second restriction plate;

7. The drilling bucket of claim 1, wherein the pressure lever mechanism comprises a first pressure lever unit and a second pressure lever unit, and is disposed on opposite sides of the drill top.

8. The drilling bucket according to claim 1, wherein two rotating shafts are respectively arranged on two opposite sides of the drill top, and shaft sleeves which are rotatably matched with the rotating shafts are respectively arranged on two opposite sides of the first matching body and the second matching body.

9. The drilling bucket according to claim 1, wherein the driving mechanism comprises a top rod and a transmission rod, one end of the top rod is arranged close to a car body end plate, the other end of the top rod is in threaded connection with the transmission rod, and one end of the transmission rod, which is far away from the top rod, is connected with the opening mechanism.

10. A rotary drilling rig, characterized by comprising:

the body is provided with a drill rod;

a drilling bucket according to any one of claims 1 to 9, said drill rod being connected to said drilling bucket.