CN210918906U

CN210918906U - Drilling and deslagging efficient integral spiral three-edged drill rod

Info

Publication number: CN210918906U
Application number: CN201922075556.8U
Authority: CN
Inventors: 田建伟; 景向锋; 范磊磊
Original assignee: Xiangcheng Weiye Intelligent Electromechanical Equipment Manufacturing Co ltd
Current assignee: Xiangcheng Weiye Intelligent Electromechanical Equipment Manufacturing Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-03
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to an integral spiral type triangular drill rod with good drilling and slag discharging effects, which comprises a drill rod body, wherein the drill rod body is of a triangular prism structure, the two ends of the drill rod body are respectively and fixedly provided with a first connector and a second connector, three edges of the drill rod body are in an arc shape, and a through groove is arranged in the middle of the drill rod body along the length direction of the drill rod body, the first connector is positioned at the upper end of the drill rod body, the upper surface of the drill rod body is provided with a groove, the inner groove wall of the groove is provided with internal threads, the second connector is positioned at the lower end of the drill rod body, the lower end of the drill rod body is provided with a connecting block, the outer surface of the connecting block is provided with external threads, a plurality of spiral slag discharging grooves are formed in the three edges of the drill rod body from top to bottom, the direction of the rotation of the spiral slag discharging grooves from top to bottom is consistent with the rotating direction of the drill rod body, a tool bit is arranged on the inner wall of an opening at the lower end of each spiral slag discharging groove, and the direction of a cutting edge of the tool bit is consistent with the rotating direction of the drill rod body; the utility model has the advantages of reasonable structure, drilling and good slag discharging effect.

Description

Drilling and deslagging efficient integral spiral three-edged drill rod

Technical Field

The utility model belongs to drilling machine field, concretely relates to beat and bore effectual whole spiral three prismatic drilling rod of row sediment.

Background

The drill rod is a common drilling tool for drilling a water detection and drainage hole and a gas drainage hole in a well, so that the drill rod is an important mine tool, the conventional drill rod and a spiral drill rod are mainly included in the conventional drill rod, the conventional drill rod is also called a polished rod and can be matched with a composite sheet drill bit to be used for drilling the water detection and drainage hole in a rock stratum and can also be used for drilling a gas drainage hole in a coal bed or a coal rock stratum, and the spiral drill rod is matched with an alloy drill bit to be used; the conventional drill rod and the spiral drill rod are widely used in coal mines, but for softer geological formations, unstable rock formations and coal seams with complex components, the conventional drill rod and the spiral drill rod cannot be effectively tamped by the structural influence of the conventional drill rod and the spiral drill rod, the drill holes are difficult to form, the drill rods are clasped due to easy hole collapse, the work of installing the gas pipe is influenced, secondary or multiple times of drilling are needed, and the work efficiency is reduced; therefore, in order to solve the problems, it is necessary to develop an integral spiral three-edged drill rod which has a reasonable structure and good drilling and slag discharging effects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a whole spiral three-edged drill rod which has reasonable structure and good drilling and slag discharging effects.

The purpose of the utility model is realized like this: an integral spiral three-edged drill rod with good drilling and slag discharging effects comprises a drill rod body, wherein the drill rod body is of a triangular prism structure, a first connector and a second connector are fixedly arranged at two ends of the drill rod body respectively, three edges of the drill rod body are arc-shaped, a through groove is formed in the middle position of the drill rod body along the length direction of the drill rod body, the first connector is positioned at the upper end of the drill rod body, the middle position of the upper surface of the first connector is recessed downwards to form a groove, an internal thread is arranged on the inner groove wall of the groove, the second connector is positioned at the lower end of the drill rod body, a connecting block is arranged at the middle position of the lower surface of the second connector, an external thread is arranged on the outer surface of the connecting block, a plurality of spiral slag discharging grooves are uniformly arranged at three edges of the drill rod body from top to bottom, the direction, the inner wall of the opening at the lower end of the spiral slag discharging groove is provided with a tool bit, and the direction of the cutting edge of the tool bit is consistent with the rotating direction of the drill rod body.

Three edges and corners of the drill rod body are arc-shaped, and arc angles of the three edges and corners are the same.

The first connector, the second connector and the drill rod body are connected in an integrated mode.

The recess with the connecting block all is the toper, the recess is by its diameter taper inside the surface of first connector, the connecting block is by its diameter taper outside the link with the second connector.

The utility model has the advantages that: the utility model discloses well drilling rod body adopts the triangular prism structure, and during the use, the drilling rod body of triangular prism structure makes the drilling slag do axial motion around the drilling rod body in the drilling through the effective stirring to the cinder in the process of creeping into, and makes the drilling slag obtain smashing and raising, makes the part be in the suspended state, avoids causing the problem of sticking the brill because the sediment is piled up; meanwhile, the utility model discloses a set up the spiral scum groove from top to bottom at the three edges of drilling rod body, through setting up the spiral scum groove, utilize the spiral scum groove to improve the slag removal effect of the utility model, and, the utility model discloses a set up the tool bit on the inner wall of spiral scum groove lower extreme opening part, utilize the tool bit to cooperate the spiral scum groove, can be in the utility model discloses when using, in the rotatory process of drilling rod body, play the secondary cutting effect to the cinder, make the cinder granule diminish, easily discharge the hole site, improved the scum rate, reduced its emergence probability of taking place accidents such as sticking to bore, buried drill; in general, the utility model has the advantages of rational in infrastructure, drill and arrange the sediment effectual.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view of a side view of the present invention.

In the figure: 1. the drill rod body 2, the first connector 3, the second connector 4, the through groove 5, the groove 6, the connecting block 7, the spiral slag discharging groove 8 and the tool bit.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Example (b): as shown in fig. 1, 2 and 3, an integral spiral three-edged drill rod with good drilling and slag discharging effects comprises a drill rod body 1, wherein the drill rod body 1 is of a triangular prism structure, a first connector 2 and a second connector 3 are respectively fixedly arranged at two ends of the drill rod body 1, and the first connector 2, the second connector 3 and the drill rod body 1 are integrally connected; three edges and corners of the drill rod body 1 are arc-shaped, arc angles of the three edges and corners are the same, a through groove 4 is formed in the middle of the drill rod body 1 along the length direction of the drill rod body, the first connector 2 is located at the upper end of the drill rod body 1, a groove 5 is formed in the middle of the upper surface of the first connector in a downward concave mode, internal threads are formed in the inner groove wall of the groove 5, the second connector 3 is located at the lower end of the drill rod body 1, a connecting block 6 is arranged in the middle of the lower surface of the second connector, external threads are formed in the outer surface of the connecting block 6, the groove 5 and the connecting block 6 are both conical, the diameter of the groove 5 is gradually reduced from the outer surface of the first connector 2 to the inner surface of the groove, and the diameter of the connecting; three edges and corners of drilling rod body 1 all from top to bottom evenly are provided with a plurality of spiral scum groove 7, spiral scum groove 7 from top to bottom rotatory direction is unanimous with drilling rod body 1 pivoted direction, is provided with tool bit 8 on the inner wall of spiral scum groove 7 lower extreme opening part, and tool bit 8's cutting edge direction is unanimous with drilling rod body 1 pivoted direction.

When the utility model is used, the drill rod body 1 with the triangular prism structure can form three semicircular spaces between the drill rod body 1 and the drill hole in the drilling process, so that the passage for discharging coal dust and gas is enlarged, and simultaneously, the coal slag can be driven to be effectively stirred, so that the drilling slag in the drill hole can axially move around the drill rod body 1 and be crushed and lifted, the drill slag is in a suspension state, and the problem of drill sticking caused by deposition and accumulation is avoided; simultaneously, the utility model discloses a set up spiral scum groove 7 at the three edges of drilling rod body 1 from top to bottom, through setting up spiral scum groove 7, utilize spiral scum groove 7, can communicate three semicircular spaces that form between drilling rod body 1 and the drilling each other, improved the slag removal effect of the utility model, and, the utility model discloses a set up tool bit 8 on the inner wall of spiral scum groove 7 lower extreme opening part, utilize tool bit 8 to cooperate spiral scum groove 7, can be in the utility model discloses when using, in the rotatory process of drilling rod body 1, play the secondary cutting effect to the cinder, make the cinder granule diminish, easily discharge the hole site, improved the scum rate, reduced the emergence probability of accidents such as its emergence card brill, buried drill; in general, the utility model has the advantages of rational in infrastructure, drill and arrange the sediment effectual.

Claims

1. The utility model provides a dig and bore effectual three ridges drilling rod of row's sediment, includes the drilling rod body, its characterized in that: the drill rod body is of a triangular prism structure, a first connector and a second connector are fixedly arranged at two ends of the drill rod body respectively, three edges of the drill rod body are arc-shaped, a through groove is formed in the middle position of the drill rod body along the length direction of the drill rod body, the first connector is positioned at the upper end of the drill rod body, a groove is formed in the middle position of the upper surface of the first connector, an internal thread is formed in the inner groove wall of the groove, a connecting block is arranged at the lower end of the drill rod body, a connecting block is arranged at the middle position of the lower surface of the second connector, an external thread is arranged on the outer surface of the connecting block, a plurality of spiral deslagging grooves are uniformly formed in the three edges of the drill rod body from top to bottom, the direction of the spiral deslagging grooves from top to bottom is consistent with the rotating direction of the drill rod, the direction of the cutting edge of the cutter head is consistent with the rotating direction of the drill rod body.

2. The integral spiral three-edged drill rod with good drilling and slag discharging effects as claimed in claim 1, wherein: three edges and corners of the drill rod body are arc-shaped, and arc angles of the three edges and corners are the same.

3. The integral spiral three-edged drill rod with good drilling and slag discharging effects as claimed in claim 1, wherein: the first connector, the second connector and the drill rod body are connected in an integrated mode.

4. The integral spiral three-edged drill rod with good drilling and slag discharging effects as claimed in claim 1, wherein: the recess with the connecting block all is the toper, the recess is by its diameter taper inside the surface of first connector, the connecting block is by its diameter taper outside the link with the second connector.