CN217783415U

CN217783415U - Barrel drill

Info

Publication number: CN217783415U
Application number: CN202221426142.0U
Authority: CN
Inventors: 肖道平; 杨明; 张康
Original assignee: Hubei Geology And Mineral Resources Construction Survey Co ltd
Current assignee: Hubei Geology And Mineral Resources Construction Survey Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-11-11
Anticipated expiration: 2032-06-08

Abstract

A barrel drill comprising a body (100) and a drill bit structure (200); the main body (100) comprises a drill barrel portion (110); the drill bit structure (200) comprises a plurality of arc-shaped piece drill bit modules (210) which are sequentially connected to form a ring; a plurality of arc piece drill modules (210) are respectively detachably mounted on the drill barrel portion (110). The utility model discloses a section of thick bamboo bores through arc piece drill bit module and bores and can dismantle the connection between the barrel portion, can be convenient for the manual work unload soil, also avoids the drill bit accidental injury of section of thick bamboo brill bottom to unload the constructor's of soil risk simultaneously.

Description

Barrel drill

Technical Field

The utility model relates to a drilling tool field especially relates to a barrel drill.

Background

The rotary drilling rig is used for forming holes by crushing rock soil through the rotation of the cylindrical drill, loading the crushed rock soil into the cylindrical drill, then taking the cylindrical drill out of the hole for soil unloading, and thus, the circular reciprocating operation is carried out, and the soil is continuously taken out and unloaded until the cylindrical drill reaches the designed depth.

During the drilling process, broken rock soil is sometimes compacted in the cylindrical drill and is stuck in the cylindrical drill, and manual soil unloading is needed; meanwhile, in the manual soil unloading process, a drill bit at the bottom of the barrel drill easily causes the injury of constructors.

SUMMERY OF THE UTILITY MODEL

The utility model provides an to above-mentioned technical problem, provide a barrel drill.

The utility model provides a technical scheme as follows:

the utility model provides a barrel drill, which comprises a main body and a drill bit structure;

the main body comprises a drill barrel part; the drill bit structure comprises a plurality of arc-shaped piece drill bit modules which are sequentially connected to form a surrounding ring;

a plurality of arc piece drill modules are respectively detachably mounted on the drill barrel portion.

In the above-mentioned barrel drill of the present invention, the arc piece drill module comprises an arc piece body and a first connecting part formed at the top of the arc piece body and used for detachably connecting with the drill barrel part;

the arc piece drill module further comprises a plurality of cutting teeth arranged at the bottom of the arc piece body respectively.

In the above-mentioned barrel drill of the present invention, the main body further comprises a plurality of flanges formed on the inner wall of the bottom of the drill barrel; the flanges correspond to the arc-shaped piece drill bit modules one by one;

each arc piece drill bit module is provided with two first connecting parts; the two first connecting parts are arranged at intervals;

the two first connecting parts of each arc-shaped piece drill head module are inserted into the bottom of the drill cylinder part and are positioned on two sides of the corresponding flange; two adjacent arc-shaped piece drill bit modules in the plurality of arc-shaped piece drill bit modules are connected through a connecting piece.

In the above-mentioned barrel drill of the utility model, the side wall of the drill barrel part is provided with a plurality of first through holes; each first connecting part is provided with a second through hole;

the connecting piece comprises two mounting parts and a second connecting part connected between the two mounting parts; each mounting part is provided with a third through hole;

the arc-shaped piece drill bit module further comprises a screw which is respectively arranged in the first through hole, the second through hole and the third through hole in a penetrating mode, and a nut which is connected to the screw in a threaded mode and used for being matched with the screw to fix the drill cylinder part, the arc-shaped piece drill bit module and the connecting piece together.

In the above-mentioned barrel drill of the present invention, the adjacent two connecting members and the arc piece drill bit module therebetween enclose the flange corresponding to the arc piece drill bit module therein.

The utility model discloses in foretell cylinder drill, be provided with screw thread portion on the outer wall of brill section of thick bamboo portion.

The utility model discloses in foretell barrel drill, the main part still includes coaxial setting and is boring barrel head portion top, be used for the even barrel portion be connected with the dwang.

The utility model discloses in foretell barrel drill, the main part still includes respectively with bore the barrel section of thick bamboo and be connected and evenly distributed a plurality of gusset plates on even barrel section of thick bamboo outer wall.

The utility model discloses a section of thick bamboo bores through arc piece drill bit module and bores and can dismantle the connection between the barrel portion, can be convenient for the manual work unload soil, also avoids the drill bit accidental injury of section of thick bamboo brill bottom to unload the constructor's of soil risk simultaneously.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 shows a schematic structural diagram of a barrel drill according to a preferred embodiment of the present invention;

FIG. 2 shows a schematic view of the structure of the barrel drill of FIG. 1 in another orientation;

FIG. 3 shows a schematic structural view of the body of the barrel drill shown in FIG. 1;

FIG. 4 is a schematic view showing the structure of a drill bit of the barrel drill shown in FIG. 1;

fig. 5 shows a schematic view of the arc segment drill bit module of the drill bit configuration of fig. 4.

Detailed Description

In order to make the technical purpose, technical solution and technical effects of the present invention more clear so as to facilitate those skilled in the art to understand and implement the present invention, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 5, fig. 1 is a schematic structural diagram of a barrel drill according to a preferred embodiment of the present invention;

FIG. 2 shows a schematic view of the structure of the barrel drill of FIG. 1 in another orientation; FIG. 3 shows a schematic structural view of the body of the barrel drill shown in FIG. 1; FIG. 4 is a schematic view showing the structure of a drill bit of the barrel drill shown in FIG. 1; FIG. 5 shows a schematic diagram of the construction of the arc segment drill bit module of the drill bit construction shown in FIG. 4. Specifically, the barrel drill includes a body 100 and a bit structure 200;

the body 100 includes a bore section 110; the drill bit structure 200 includes a plurality of arc piece drill bit modules 210 connected in sequence in a circumferential ring;

a plurality of arc piece drill modules 210 are detachably mounted on the drill barrel portion 110, respectively.

Above-mentioned technical scheme is basic scheme, through arc piece drill bit module and can dismantle the connection between the brill barrel portion, can be convenient for the manual work unload soil, also avoids the drill bit accidental injury of barrel drill bottom to unload the constructor's of soil risk simultaneously.

Further, in the present embodiment, the arc piece drilling head module 210 includes an arc piece body 211 and a first connection part 212 formed convexly at the top of the arc piece body 211 for detachable connection with the drill barrel part 110;

the arc piece drill module 210 further includes a plurality of picks 214 respectively disposed at the bottom of the arc piece body 211.

Here, the arc piece body 211 of the multiple arc piece drill bit module 210 may be enclosed in a substantially cylindrical configuration and cooperate with the cutting pick 214 to perform a drilling function when rotated.

Further, in the present embodiment, the body 100 further includes a plurality of flanges 150 protrudingly formed on the bottom inner wall of the bore part 110; the flanges 150 correspond one-to-one with the arc piece drill modules 210;

each arc piece drill bit module 210 has two first connection portions 212; the two first connecting portions 212 are arranged at intervals;

the two first connection portions 212 of each arc piece drill head module 210 are inserted in the bottom of the drill barrel portion 110 and located on both sides of the corresponding flange 150; adjacent two arc-piece drill modules 210 of the plurality of arc-piece drill modules 210 are connected by a connection member 220.

It will be appreciated that the number of links 220 corresponds to the number of arc segment drill modules 210 in a single barrel drill. The plurality of arc piece drill modules 210 are connected by the connecting member 220 into a stable structure like a cylinder or a tube.

Further, in the present embodiment, a plurality of first through holes 111 are formed on the side wall of the drill cylinder portion 110; each first connecting portion 212 is provided with a second through hole 213;

the link 220 includes two mounting parts 221 and a second connection part 222 connected between the two mounting parts 221; each mounting part 221 is provided with a third through hole 223;

the arc piece drill module 210 further comprises a screw 310 respectively passing through the first through hole 111, the second through hole 213 and the third through hole 223, and a nut 320 screwed on the screw 310 and used for cooperating with the screw 310 to fix the drill barrel portion 110, the arc piece drill module 210 and the connecting member 220 together.

It is understood that, in the present embodiment, the number of the first through holes 111 is twice as many as the arc piece drill modules 210; meanwhile, the arc piece drill bit module 210 and the drill barrel part 110 are detachably connected through the matching of the screw 310 and the nut 320, and the replaceable effect of the arc piece drill bit module 210 is realized, so that the cylinder drill bit can be replaced and maintained in time after being worn and damaged.

Further, as shown in fig. 2, two adjacent connecting members 220 and the arc piece drill module 210 therebetween enclose the flange 150 corresponding to the arc piece drill module 210 therein.

Here, the feature of being fixedly surrounded by the flange 150 ensures that the connection between the drill barrel portion 110, the arc piece drill module 210 and the coupling member 220 is more secure.

Further, in the present embodiment, the outer wall of the bore portion 110 is provided with a threaded portion 120. The barrel drilling process is facilitated by the threaded portion 120.

Further, in the present embodiment, the body 100 further includes a barrel connecting portion 140 coaxially provided at the top of the bore portion 110 for connection with a rotation lever (not shown in the drawings). The connecting cylinder 140 has a plurality of connecting holes 141.

Here, the coupling and fixation of the rotation lever and the drill portion 110 are realized by the coupling portion 140, and the rotation of the drill portion 110 is driven by the rotation of the rotation lever, thereby realizing the drilling of the barrel drill.

The body 100 further includes a plurality of reinforcing plates 130 respectively coupled to the drill barrel part 110 and uniformly distributed on the outer wall of the barrel connecting part 140.

While the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many modifications may be made by one skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A barrel drill, comprising a body (100) and a bit structure (200);

the body (100) includes a bore section (110); the drill bit structure (200) comprises a plurality of arc-shaped piece drill bit modules (210) which are sequentially connected to form a ring;

a plurality of arc piece drill modules (210) are respectively detachably mounted on the drill barrel portion (110).

2. The barrel drill of claim 1, wherein the arc piece drill head module (210) comprises an arc piece body (211) and a first connection part (212) formed protruding from the top of the arc piece body (211) for detachable connection with the drill barrel part (110);

the arc piece drill module (210) further comprises a plurality of cutting picks (214) respectively arranged at the bottom of the arc piece body (211).

3. The barrel drill of claim 2, wherein the body (100) further comprises a plurality of flanges (150) formed protruding on the inner wall of the bottom of the drill barrel portion (110); the flanges (150) correspond to the arc-shaped piece drill modules (210) one by one;

each arc piece drill bit module (210) has two first connection portions (212); the two first connecting parts (212) are arranged at intervals;

the two first connecting parts (212) of each arc-shaped piece drill head module (210) are inserted into the bottom of the drill barrel part (110) and positioned at two sides of the corresponding flange (150); two adjacent arc-shaped piece drill modules (210) in the plurality of arc-shaped piece drill modules (210) are connected through a connecting piece (220).

4. A barrel drill according to claim 3, characterized in that the side wall of the drill barrel part (110) is provided with a plurality of first through holes (111); each first connecting part (212) is provided with a second through hole (213);

the connecting piece (220) comprises two mounting parts (221) and a second connecting part (222) connected between the two mounting parts (221); each mounting part (221) is provided with a third through hole (223);

the arc-shaped piece drill module (210) further comprises a screw (310) and a nut (320), wherein the screw (310) penetrates through the first through hole (111), the second through hole (213) and the third through hole (223) respectively, is connected to the screw (310) in a threaded mode, and is used for being matched with the screw (310) to fix the drill cylinder portion (110), the arc-shaped piece drill module (210) and the connecting piece (220) together.

5. A barrel drill according to claim 4, wherein adjacent two connectors (220) with the segment drill modules (210) therebetween enclose a flange (150) corresponding to the segment drill modules (210) therein.

6. A barrel drill according to claim 1, characterized in that the outer wall of the drill barrel part (110) is provided with a threaded part (120).

7. A barrel drill according to claim 1, characterized in that the body (100) further comprises a barrel attachment (140) coaxially arranged on top of the drill barrel portion (110) for connection to a turning rod.

8. The barrel drill according to claim 7, wherein the main body (100) further comprises a plurality of reinforcing plates (130) respectively connected to the drill barrel portion (110) and uniformly distributed on the outer wall of the barrel connecting portion (140).