CN214403458U

CN214403458U - Connecting device for 89 drill pipe and HD65A air impactor

Info

Publication number: CN214403458U
Application number: CN202022620222.7U
Authority: CN
Inventors: 刘成璞; 冯志; 刘伯羽; 赵灿; 康延领; 张燕波; 郝学兵; 何真卓
Original assignee: Army Engineering University of PLA
Current assignee: Army Engineering University of PLA
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-10-15
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a connecting device that is used for 89 drilling rod and HD65A air impacter, including last body, low body, it is the cylinder with low body outside profile, it sets up the screens groove with low body coupling department to go up the body, it keeps away from down body one end and sets up the round platform to go up the body, go up body, lower body, screens groove and round platform and be overall structure, the round platform surface sets up the external screw thread along axis circumference, the round platform body sets up the through-hole No. one, the body sets up the through-hole No. two down, the body inner wall sets up the internal thread down, No. one through-hole and No. two through-holes intercommunication.

Description

Connecting device for 89 drill pipe and HD65A air impactor

Technical Field

The utility model relates to a connecting device, specifically indicate a connecting device that is used for 89 drilling rods and HD65A air impacter.

Background

The air impactor uses compressed air as a power medium, utilizes the energy of the compressed air to generate a hole bottom power machine tool with continuous impact load, is mainly applied to the fields of hydrographic water well drilling, non-core geological drilling, geological disaster prevention and control engineering, mine rock drilling and the like, is suitable for being applied to cobbles and hard rock layers, can be used in soft soil layers when being provided with a drill bit with a special structure, is widely applied to hydrographic drilling at present, but cannot be directly connected with a hydrographic drilling 89 drill rod in the market in a matched mode at present, and cannot solve the problem of matched connection of the two through a common turntable.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of above-mentioned technique, provide a connecting device that is used for 89 drilling rods and HD65A air impacter.

For solving the technical problem, the utility model provides a technical scheme is a connecting device that is used for 89 drilling rod and HD65A air impacter, including upper tube body, lower body, upper tube body and lower body outside profile are the cylinder, upper tube body and lower body coupling department set up the screens groove, upper tube body keeps away from down body one end and sets up the round platform, upper tube body, lower body, screens groove and round platform are overall structure, the round platform surface sets up the external screw thread along axis circumference, the round platform body sets up the through-hole No. one, the body sets up the through-hole No. two down, the body inner wall sets up the internal thread down, No. one through-hole and No. two through-holes intercommunication.

As an improvement, the cross section of the first-number through hole is in a trapezoid shape with a wide upper part and a narrow lower part.

As an improvement, the cross section of the second through hole is in a trapezoid shape with the lower width and the upper width being narrow.

As an improvement, the axial leads of the upper tube body, the lower tube body, the clamping groove and the circular truncated cone are overlapped.

Compared with the prior art, the utility model the advantage lie in: the device is integrally processed, the number of the reducing connecting handles is reduced, the strength is high, the price is low, and the practicability is high.

Drawings

FIG. 1 is a schematic structural view of a connection device for 89 drill pipe and HD65A air impacter of the present invention;

FIG. 2 is a front view of a coupling device for 89 drill pipe and HD65A air impactors of the present invention;

fig. 3 is a cross-sectional view a-a of fig. 2 of a coupling device for a 89 drill pipe and HD65A air impactor in accordance with the present invention.

As shown in the figure: 1. go up body, 2, lower body, 3, screens groove, 4, round platform, 5, internal thread, 6, a through-hole, 7, No. two through-holes, 8, external screw thread.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, wherein the invention relates to a connection device for a 89 drill pipe and a HD65A air impactor.

With reference to the accompanying drawings 1-3, a connecting device for 89 drilling rod and HD65A air impacter, includes upper tube body 1, lower tube body 2, upper tube body 1 is the cylinder with lower tube body 2 external profile, the upper tube body 1 sets up screens groove 3 with lower tube body 2 junction, upper tube body 1 keeps away from down tube body 2 one end and sets up round platform 4, upper tube body 1, lower tube body 2, screens groove 3 and round platform 4 are overall structure, 4 surfaces of round platform set up external screw thread 8 along axis circumference, 4 bodies of round platform set up No. 6 through-holes, lower tube body 2 sets up No. 7 through-holes, 2 inner walls of lower tube body set up internal thread 5, No. 6 through-holes communicate with No. 7 through-holes.

As a preferred embodiment of the present embodiment, the first-number through hole 6 has a trapezoidal shape with a wide top and a narrow bottom in cross section.

As a preferred embodiment of the present embodiment, the second through hole 7 has a trapezoidal cross section with a wide bottom and a narrow top.

In a preferred embodiment of the present invention, the axial lines of the upper tube 1, the lower tube 2, the detent groove 3 and the circular truncated cone 4 are overlapped.

The utility model discloses when concrete implementation, go up

body

1 and 2 outside contours of lower body are the cylinder, go up

body

1 and 2 junctions of lower body set up screens groove 3, it sets up round platform 4 to go up body 1 and keep away from 2 one end of lower body, it is overall structure to go up body 1, lower body 2, screens groove 3 and

round platform

4, 4 surfaces of round platform set up external screw thread 8 along axis circumference, the round platform 4 body sets up No. one through-hole 6, body 5 sets up No. two through-holes 7 down, body 5 inner walls set up internal thread 5 down, No. one through-hole 6 and No. two through-holes 7 communicate, the axial lead coincidence of going up body 1, lower body 2, screens groove 3 and round platform 4.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A connection device for 89 drill pipes and HD65A air impactors is characterized in that: including last body (1), lower body (2), go up body (1) and lower body (2) external profile and be the cylinder, go up body (1) and lower body (2) junction and set up screens groove (3), it sets up round platform (4) to go up body (1) and keep away from down body (2) one end down, it is overall structure to go up body (1), lower body (2), screens groove (3) and round platform (4), round platform (4) surface sets up external screw thread (8) along axis circumference, round platform (4) body sets up one number through-hole (6), body (2) set up No. two through-holes (7) down, body (2) inner wall sets up internal thread (5) down, one number through-hole (6) and No. two through-holes (7) intercommunication.

2. The connection device for 89 drill pipe to HD65A air impactor of claim 1 wherein: the cross section of the first through hole (6) is in a trapezoid shape with a wide upper part and a narrow lower part.

3. The connection device for 89 drill pipe to HD65A air impactor of claim 1 wherein: the cross section of the second through hole (7) is trapezoidal with the lower width and the upper width being narrow.

4. The connection device for 89 drill pipe to HD65A air impactor of claim 1 wherein: the axial leads of the upper pipe body (1), the lower pipe body (2), the clamping groove (3) and the circular truncated cone (4) are coincided.