CN214118105U

CN214118105U - Geological drill rod elevator

Info

Publication number: CN214118105U
Application number: CN202023087163.8U
Authority: CN
Inventors: 王泰临
Original assignee: China Drilling Geological Equipment Ltd
Current assignee: China Drilling Geological Equipment Ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-09-03
Anticipated expiration: 2030-12-18

Abstract

The utility model provides a geological drill stem elevator, including the above-mentioned defect to prior art, the utility model provides a geological drill stem elevator, including the upper casing, the upper casing top is equipped with the upper shaft cover, the upper shaft cover top is equipped with first annular mesa, the upper shaft cover is fixed to be placed in the upper casing top through first annular mesa, the upper casing is inside to be equipped with the snap ring, the bottom is equipped with the external screw thread structure, the lower axle sleeve has been penetrated at the snap ring center, be equipped with the bearing between upper shaft cover and the lower axle sleeve, the lower axle sleeve bottom is equipped with second annular mesa and second annular mesa is located the snap ring below; the bottom of the upper shell is provided with a lower shell, and the inside of the lower shell and the bottom of the second annular table surface are provided with clapboards; go up the axle sleeve, down axle sleeve and baffle center and all be equipped with the through-hole, wear to penetrate in the through-hole and have carried the pull-up axle collar, carry the pull-up axle collar and include the axostylus axostyle and carry the pull-up ring, the axostylus axostyle runs through-hole to baffle lower part, carries the pull-up ring and establishes above last casing. The utility model discloses simple structure, high bearing, not fragile and leakproofness are good.

Description

Geological drill rod elevator

Technical Field

The utility model mainly relates to a geological exploration technical field especially relates to a geological drilling rod elevator.

Background

The elevator is one of the auxiliary work devices used in the technical field of geological drilling, the main function of the elevator is to realize that a large number of drill rods are quickly and safely lifted to the ground, and the process of lifting the drill rods by the elevator can be actually understood as the hoisting process, so that the safety, durability and firmness of the drill rods become important indexes of the quality evaluation standard of the drill rod elevator, and the elevator is still a difficult problem in the drilling industry to achieve convenience, practicability, safety and reliability.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a geological drill rod elevator, which comprises an upper shell 1, wherein the top of the upper shell 1 is provided with an upper shaft sleeve 3, the top of the upper shaft sleeve 3 is provided with a first annular table-board 7, the upper shaft sleeve 3 is fixedly arranged at the top end of the upper shell 1 through the first annular table-board 7, a snap ring 2 is arranged inside the upper shell 1, the bottom of the upper shell is provided with an external thread structure, a lower shaft sleeve 4 penetrates through the center of the snap ring 2, a bearing 5 is arranged between the upper shaft sleeve 3 and the lower shaft sleeve 4, the bottom of the lower shaft sleeve is provided with a second annular table-board 6, and the second annular table-board 6 is positioned below the snap ring 2; the bottom of the upper shell 1 is provided with a lower shell 8, and a partition plate 14 is arranged inside the lower shell 8 and at the bottom of the second annular table surface 6; the centers of the upper shaft sleeve 3, the lower shaft sleeve 4 and the partition plate 14 are all provided with through holes, a lifting collar 9 penetrates through the through holes, the lifting collar 9 comprises a shaft rod 901 and a lifting ring 902, the shaft rod 901 penetrates through the through holes to the lower part of the partition plate 14, and the lifting ring 902 is arranged above the upper shell 1.

Preferably, a nut 10 is installed on a portion of the shaft 901 disposed at the bottom of the partition 8, and a separation preventing pin 11 penetrates the shaft 901 below the nut 10.

Preferably, the upper housing 1 is provided with an oil hole 12 on a side wall thereof.

Preferably, a nozzle 13 is mounted to the oil hole 12.

Preferably, the outer side wall of the upper shell 1 is provided with an external thread structure, and the inner side wall of the upper part of the lower shell 8 is provided with an internal thread structure.

Preferably, the upper shaft sleeve 3 and the lower shaft sleeve 4 are both provided with a cylindrical part, and the outer diameter of the cylindrical part of the lower shaft sleeve 4 is equal to the inner diameter of the main body part of the upper shaft sleeve 3.

Preferably, the bottom of the lower shell 8 is arc-shaped.

The utility model has the advantages that: simple structure, high bearing, not fragile and the leakproofness is good.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is an exploded view of the present invention;

in the figure, the position of the upper end of the main shaft,

1. an upper housing; 2. a snap ring; 3. an upper shaft sleeve; 4. a lower shaft sleeve; 5. a bearing; 6. a second annular mesa; 7. a first annular mesa; 8. a lower housing; 9. lifting the collar; 901. a shaft lever; 902. lifting the ring; 10. a nut; 11. the anti-drop pin; 12. an oil hole; 13. a nozzle tip; 14. a separator.

Detailed Description

In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the invention only and are not intended to limit the scope of the invention.

As shown in fig. 1-2, the present invention comprises: the upper shell 1 is provided with an upper shaft sleeve 3 at the top, a first annular table-board 7 is arranged at the top of the upper shaft sleeve 3, the upper shaft sleeve 3 is fixedly arranged at the top end of the upper shell 1 through the first annular table-board 7, a clamping ring 2 is arranged in the upper shell 1, an external thread structure is arranged at the bottom of the upper shell, a lower shaft sleeve 4 penetrates through the center of the clamping ring 2, a bearing 5 is arranged between the upper shaft sleeve 3 and the lower shaft sleeve 4, a second annular table-board 6 is arranged at the bottom of the lower shaft sleeve, and the second annular table-board 6 is positioned below the clamping ring 2; the bottom of the upper shell 1 is provided with a lower shell 8, and the inner part of the lower shell 8 and the bottom of the second annular table surface 6 are provided with a clapboard 14; the centers of the upper shaft sleeve 3, the lower shaft sleeve 4 and the partition plate 14 are all provided with through holes, lifting collars 9 penetrate through the through holes, each lifting collar 9 comprises a shaft rod 901 and a lifting ring 902, the shaft rods 901 penetrate through the through holes to the lower portion of the partition plate 14, and the lifting rings 902 are arranged above the upper shell 1.

In this embodiment, it is preferable that the nut 10 is attached to a portion of the stem 901 provided at the bottom of the partition plate 8, and the anti-slip pin 11 is inserted into the stem 901 below the nut 10.

By the arrangement of the structure, the whole stability of the device is ensured.

In this embodiment, it is preferable that the upper case 1 has an oil hole 12 in a side wall thereof.

In this embodiment, the oil hole 12 is preferably provided with a nozzle 13.

With the structure, the lubricating property is ensured by injecting oil into the oil nozzle 13 because the bearing 5 is arranged in the upper shell 1.

In this embodiment, it is preferable that the outer side wall of the upper casing 1 is provided with an external thread structure, and the inner side wall of the upper part of the lower casing 8 is provided with an internal thread structure.

By adopting the structure, the upper shell 1 is ensured to be sleeved inside the lower shell 8.

In this embodiment, it is preferable that the upper sleeve 3 and the lower sleeve 4 are provided with cylindrical portions, and the outer diameter of the cylindrical portion of the lower sleeve 4 is equal to the inner diameter of the main body portion of the upper sleeve 3.

In the present embodiment, the bottom of the lower case 8 is preferably curved.

In use, the lower casing is connected with the drill rod, the upper lifting shaft collar is connected with the steel wire, and the internal bearing ensures that the device can rotate.

The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.

Claims

1. The geological drill rod elevator is characterized by comprising an upper shell (1), wherein an upper shaft sleeve (3) is arranged at the top of the upper shell (1), a first annular table top (7) is arranged at the top of the upper shaft sleeve (3), the upper shaft sleeve (3) is fixedly arranged at the top end of the upper shell (1) through the first annular table top (7), a clamping ring (2) is arranged inside the upper shell (1), an external thread structure is arranged at the bottom of the upper shell, a lower shaft sleeve (4) penetrates through the center of the clamping ring (2), a bearing (5) is arranged between the upper shaft sleeve (3) and the lower shaft sleeve (4), a second annular table top (6) is arranged at the bottom of the lower shaft sleeve, and the second annular table top (6) is located below the clamping ring (2);

a lower shell (8) is arranged at the bottom of the upper shell (1), and a partition plate (14) is arranged inside the lower shell (8) and at the bottom of the second annular table top (6);

the center of the upper shaft sleeve (3), the center of the lower shaft sleeve (4) and the center of the partition plate (14) are provided with through holes, a lifting shaft ring (9) penetrates through the through holes, the lifting shaft ring (9) comprises a shaft rod (901) and a lifting ring (902), the shaft rod (901) penetrates through the through holes to the lower part of the partition plate (14), and the lifting ring (902) is arranged above the upper shell (1).

2. The geological drill pipe elevator of claim 1, wherein: the part of the shaft lever (901) arranged at the bottom of the clapboard (14) is provided with a nut (10), and an anti-falling pin (11) penetrates through the shaft lever (901) below the nut (10).

3. The geological drill pipe elevator of claim 1, wherein: the lateral wall of the upper shell (1) is provided with an oil hole (12).

4. The geological drill pipe elevator of claim 3, wherein: and the oil hole (12) is provided with an oil nozzle (13).

5. The geological drill pipe elevator of claim 1, wherein: the outer side wall of the upper shell (1) is provided with an external thread structure, and the inner side wall of the upper part of the lower shell (8) is provided with an internal thread structure.

6. The geological drill pipe elevator of claim 1, wherein: the upper shaft sleeve (3) and the lower shaft sleeve (4) are both provided with a cylindrical part, and the outer diameter of the cylindrical part of the lower shaft sleeve (4) is equal to the inner diameter of the main body part of the upper shaft sleeve (3).

7. The geological drill pipe elevator of claim 1, wherein: the bottom of the lower shell (8) is arc-shaped.