CN215718488U

CN215718488U - Barrel drill scraper device

Info

Publication number: CN215718488U
Application number: CN202121915993.7U
Authority: CN
Inventors: 刘长文; 蒋万茜
Original assignee: Chongqing Xuanzuan Machinery Equipment Manufacturing Co ltd
Current assignee: Chongqing Xuanzuan Machinery Equipment Manufacturing Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-02-01
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a barrel drill scraper device, which relates to the field of rotary drilling rigs and comprises a barrel shell and a rotary drilling mechanism, wherein the barrel shell comprises a shell and a bottom ring, the bottom ring is connected to the bottom end of the shell, and the top end of the barrel shell is connected with a square head assembly; the rotary excavating mechanism comprises a first circular cutting assembly and a second circular cutting assembly, and the first circular cutting assembly and the second circular cutting assembly are wound on the outer edge of the bottom ring; wherein, the second ring cuts the subassembly and includes a plurality of scraper subassemblies, and a plurality of scraper subassemblies are connected on the foundation ring outer fringe according to different angles respectively. Set up first circular cutting subassembly and second circular cutting subassembly on the bobbin casing, first circular cutting subassembly is dug the processing soon to rock etc. and the slope is cut a plurality of scraper subassemblies that set up on the subassembly and is further dug the processing soon to rock etc. and has disperseed the rock and to some wearing and tearing of first circular cutting subassembly, has improved the life of first circular cutting subassembly.

Description

Barrel drill scraper device

Technical Field

The utility model relates to the field of rotary drilling rigs, in particular to a barrel drill scraper device.

Background

The rotary drilling rig is a common machine in the construction industry, is a comprehensive drilling rig, can be used for various stratums, and has the characteristics of high hole forming speed, less pollution, strong maneuverability and the like.

The rotary drill is an important part of the rotary drilling rig and is used for rotary drilling of rocks, the drill bit teeth are mounted at the top end of the cylinder body in the rotary drill, the existing drill bit teeth can meet the requirements of rotary drilling, but the consumption of the drill bit teeth is large, people are often required to replace new drill bit teeth from time to time, the cost is increased, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a barrel drill scraper device which can reduce the loss of drill bit teeth.

The utility model provides a barrel drill scraper device which comprises a barrel shell and a rotary drilling mechanism, wherein the barrel shell comprises a shell body and a bottom ring, the bottom ring is connected to the bottom end of the shell body, and the top end of the barrel shell is connected with a square head assembly; the rotary excavating mechanism comprises a first circular cutting assembly and a second circular cutting assembly, and the first circular cutting assembly and the second circular cutting assembly are wound on the outer edge of the bottom ring; wherein, the second ring cuts the subassembly and includes a plurality of scraper subassemblies, and a plurality of scraper subassemblies are connected on the foundation ring outer fringe according to different angles respectively.

Wherein, first circular cutting subassembly includes a plurality of ball seat warheads, and a plurality of ball seat warheads all connect on the outer fringe of foundation ring and interval arrangement according to different angles.

Further, scraper subassembly is including the first scraper that is the U type, and first scraper welds on the foundation ring outer fringe to wearing and tearing when dispersion ball seat warhead is dug soon.

In some embodiments, the scraper assembly includes a second U-shaped scraper that is inserted and connected to the outer edge of the backing ring to facilitate installation.

Specifically, the two opposite sides of the second scraper are provided with inserting blocks, the bottom of the bottom ring is provided with two inserting block matched slots of the second scraper, and the inserting blocks of the second scraper are inserted into the slots.

Furthermore, a connecting assembly used for fixing the second scraper is arranged on the bottom ring so as to limit the movement of the second scraper and fix the second scraper on the bottom ring.

Wherein, the lower part of the bottom ring is provided with an accommodating cavity matched with the inserting block, and the accommodating cavity is communicated with the inner cavity of the corresponding inserting groove; coupling assembling is connected with the telescopic link including setting up the fixture block that holds the intracavity between the fixture block and the inner wall that holds the chamber, and the cover is equipped with the spring on the telescopic link, and the fixture block has the direction inclined plane towards one side of slot, corresponds to be provided with on the inserted block with fixture block matched with draw-in groove, and the fixture block can be inserted and is located in the draw-in groove to fixed second scraper.

In particular, the lowest point of the first annular cutting assembly is lower than the lowest point of the second annular cutting assembly so that the first or second scraper neither interferes with the ball seat bullet drilling rock, nor distributes the wear of rock on a portion of the ball seat bullet and further cuts the rock.

According to the barrel drill scraper device provided by the embodiment of the utility model, at least the following beneficial effects are achieved: set up first circular cutting subassembly and second circular cutting subassembly on the bobbin casing, first circular cutting subassembly is dug the processing soon to rock etc. and the slope is cut a plurality of scraper subassemblies that set up on the subassembly and is further dug the processing soon to rock etc. and has disperseed the rock and to some wearing and tearing of first circular cutting subassembly, has improved the life of first circular cutting subassembly.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further illustrated with reference to the following figures and examples:

FIG. 1 is a front view of a first embodiment of the present invention;

FIG. 2 is a block diagram of a first embodiment of the present invention;

FIG. 3 is a partial cross-sectional view of a base ring according to a second embodiment of the present invention;

FIG. 4 is a block diagram of a doctor assembly according to a second embodiment of the utility model;

fig. 5 is a partial sectional view of another state of the socket according to the second embodiment of the present invention.

Reference numerals: the scraper assembly comprises a shell 11, a bottom ring 12, a square head assembly 3, a scraper assembly 20, a ball seat bullet head 31, a first scraper 21, a second scraper 22, an insertion block 23, a slot 13, an accommodating cavity 14, a clamping block 41, an expansion rod 42, a spring 43 and a clamping groove 24.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

The first embodiment is as follows:

referring to fig. 1, the barrel drill scraper device according to the present invention comprises a barrel casing and a rotary digging mechanism, wherein the barrel casing comprises a casing 11 and a bottom ring 12, the bottom ring 12 is connected to the bottom end of the casing 11, and the top end of the barrel casing is connected with a square head assembly 3; the rotary excavating mechanism comprises a first circular cutting assembly and a second circular cutting assembly, and the first circular cutting assembly and the second circular cutting assembly are wound on the outer edge of the bottom ring 12; wherein, the second circular cutting component comprises a plurality of scraper components 20, and the scraper components 20 are respectively connected on the outer edge of the bottom ring 12 according to different angles.

Square head assembly 3 is connected with the rig, and the rig drives the barrel casing and rotates during the use to the drive is dug the mechanism soon and is dug the operation soon to rock etc. and wherein, first circular cutting subassembly is dug the processing soon to rock etc. and is handled, and the slope is cut a plurality of scraper subassemblies 20 that set up on the subassembly in the second and further dug the processing soon to rock etc. and has dispersed the rock and to partly wearing and tearing of first circular cutting subassembly, has improved the life of first circular cutting subassembly.

Referring to fig. 2, the first circular cutting assembly includes a plurality of ball seat warheads 31, namely cutting teeth, the ball seat warheads 31 are connected to the outer edge of the foundation ring 12 at different angles and are arranged at intervals, wherein the angle of each ball seat warhead 31 can be changed regularly or randomly and welded to the foundation ring 12, and the arrangement of different angles enables the rock to be broken by rotary drilling at multiple angles during rotary drilling, and disperses the abrasion of the ball seat warheads 31 during rotary drilling.

Referring to fig. 2, further, the scraper assembly 20 includes a first scraper 21 having a U-shape, and the first scraper 21 is welded to the outer edge of the base ring 12, so that an excessive effect is formed between the ball seat bullet 31 and the scraper, and abrasion of the ball seat bullet 31 during rotary drilling is dispersed.

Example two:

specifically, the scraper assembly 20 includes a U-shaped second scraper 22, and the second scraper 22 is inserted and connected to the outer edge of the backing ring 12, because the first scraper 21 is welded in the first embodiment, and the gap between the ball seat bullet 31 and the scraper is not large in the actual welding, so that the welding operation is inconvenient, and therefore, the insertion and connection of the second scraper 22 and the backing ring 12 can make the installation more convenient.

Referring to fig. 2 to 4, specifically, the two opposite sides of the second scraper 22 are provided with insertion blocks 23, the lower portion of the bottom ring 12, that is, the side wall of the bottom ring 12, is provided with a slot 13 matched with the two insertion blocks 23 of the second scraper 22, the insertion block 23 of the second scraper 22 is inserted into the slot 13, and the bottom side and the outer side of the slot 13 are open, so that the insertion block 23 can be inserted into the slot 13.

Specifically, when the number of the second scrapers 22 is three, the inner sides of the three second scrapers 22 are provided with the insertion blocks 23, that is, each second scraper 22 is provided with two insertion blocks 23; six slots 13 are formed in the bottom ring 12, each two slots form a group, the inclination angle of each group is different, and during installation, after the insertion blocks 23 on the second scraper 22 are aligned with the slots 13, the insertion blocks 23 are inserted along the inclination directions of the slots 13, so that rapid installation can be achieved.

Referring to fig. 3 and 5, preferably, a connecting assembly for fixing the second scraper 22 is provided on the foundation ring 12 to limit the movement of the second scraper 22 and to fix the second scraper 22 to the foundation ring 12.

Wherein, the bottom of the bottom ring 12 is provided with an accommodating cavity 14 matched with the insert block 23, and the accommodating cavity 14 is communicated with the inner cavity of the corresponding slot 13; connecting assembly is connected with telescopic link 42 including setting up fixture block 41 in holding chamber 14 between fixture block 41 and the inner wall that holds chamber 14, and the cover is equipped with spring 43 on the telescopic link 42, and fixture block 41 has the direction inclined plane towards one side of slot 13, corresponds to be provided with on the inserted block 23 with fixture block 41 matched with draw-in groove 24, and fixture block 41 can insert to be established in draw-in groove 24 to fixed second scraper 22.

When the second scraper 22 is set to be three, six slots 13 are internally provided with at least one accommodating cavity 14, and each accommodating cavity 14 is internally provided with a connecting component for better fixing the insert 23. When the second scraper 22 is installed, the insertion block 23 is inserted into the insertion slot 13, and the fixture block 41 is pressed when the bottom of the insertion block 23 contacts the fixture block 41, so that the fixture block 41 retracts into the accommodating cavity 14 until the fixture block 41 is aligned with the fixture slot 24 and then clamped in the fixture slot 24.

Specifically, the lowest point of the first annular cutting assembly is lower than the lowest point of the second annular cutting assembly such that an excess is formed between the first annular cutting assembly and the second annular cutting assembly, spreading the wear of the rock on a portion of the ball seat bullet 31 and further cutting the rock.

A plurality of wear strips are arranged at intervals on the outer side of the cylinder shell to further protect the cylinder shell.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A barrel drill scraper apparatus, comprising:

the cylinder shell comprises a shell body (11) and a bottom ring (12), the bottom ring (12) is connected to the bottom end of the shell body (11), and the top end of the cylinder shell is connected with a square head assembly (3);

the rotary excavating mechanism comprises a first circular cutting assembly and a second circular cutting assembly, and the first circular cutting assembly and the second circular cutting assembly are wound on the outer edge of the bottom ring (12); the second circular cutting assembly comprises a plurality of scraper assemblies (20), and the scraper assemblies (20) are connected to the outer edge of the bottom ring (12) at different angles respectively.

2. The barrel drill doctor apparatus as claimed in claim 1, wherein: the first circular cutting assembly comprises a plurality of ball seat warheads (31), and the ball seat warheads (31) are connected to the outer edge of the foundation ring (12) at different angles and are arranged at intervals.

3. A barrel drill doctor apparatus as claimed in claim 2, wherein: the scraper component (20) comprises a U-shaped first scraper (21), and the first scraper (21) is welded on the outer edge of the bottom ring (12).

4. A barrel drill doctor apparatus as claimed in claim 2, wherein: the scraper component (20) comprises a U-shaped second scraper (22), and the second scraper (22) is connected to the outer edge of the bottom ring (12) in a plug-in mode.

5. The barrel drill doctor apparatus as claimed in claim 4, wherein: the two opposite sides of the second scraper (22) are provided with inserting blocks (23), and the outer edge of the bottom ring (12) is provided with a slot (13) matched with the two inserting blocks (23) of the second scraper (22).

6. The barrel drill doctor apparatus as claimed in claim 5, wherein: the bottom ring (12) is provided with a connecting component for fixing a second scraper (22).

7. The barrel drill doctor apparatus as claimed in claim 6, wherein: the lower part of the bottom ring (12) is provided with an accommodating cavity (14) matched with the insert block (23), and the accommodating cavity (14) is communicated with the inner cavity of the corresponding slot (13); coupling assembling is including setting up fixture block (41) in holding chamber (14), be connected with telescopic link (42) between fixture block (41) and the inner wall that holds chamber (14), the cover is equipped with spring (43) on telescopic link (42), and fixture block (41) have the direction inclined plane towards one side of slot (13), be provided with on corresponding inserted block (23) with fixture block (41) matched with draw-in groove (24).

8. A barrel drill doctor apparatus as claimed in any one of claims 1 to 7, wherein: the lowest point of the first ring-cutting assembly is lower than the lowest point of the second ring-cutting assembly.