CN210613070U

CN210613070U - Special shale shaker of oil drilling fluid

Info

Publication number: CN210613070U
Application number: CN201921508453.XU
Authority: CN
Inventors: 景建坤; 李天降; 王甜; 刘琪; 任臻臻
Original assignee: Yan'an Shuangfeng Petroleum Technology Co ltd
Current assignee: Yan'an Shuangfeng Petroleum Technology Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-05-26
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a special shale shaker of oil drilling fluid, including screen frame, vibrating motor, base, screen cloth, spring and pillar, screen frame inside is equipped with screen cloth and guide rail, and the screen cloth divide into first screen cloth and second screen cloth, and the guide rail divide into first guide rail and second guide rail, and the handle is all installed to first screen cloth and second screen cloth rear end, is equipped with the buckle on the handle, and first guide rail and second guide rail are all installed on the screen frame inner wall. The screen frame both ends are equipped with first connecting block and second connecting block, and first connecting block lower extreme coupling spring, first pillar are connected to the spring lower extreme, gear ring is connected to first pillar left end, gear ring internal connection hob, and the hob bottom is installed in the pivot of motor front end, and the motor bottom is installed on the base. The utility model discloses make things convenient for the staff to take out the screen cloth and clear up or change, conveniently adjust the screen cloth inclination, ensure to the user demand of different materials, the speed of sieving of control mud that sieves.

Description

Special shale shaker of oil drilling fluid

Technical Field

The utility model relates to a shale shaker specifically is a special shale shaker of oil drilling fluid.

Background

With the development of oil drilling, a special device for screening return mud in a drilling barrel is required in the industry, particularly on an offshore drilling platform, a shale shaker for oil drilling is indispensable in drilling, and drilling fluid circulating from underground to the ground is firstly screened out by the shale shaker to remove solid particles with larger diameters and then enters a sand remover or a mud remover so as to further reduce the solid content in the mud and play a role in mud purification. The traditional vibrating screen that generally uses now, the screen frame is great, and screening effect is poor, and screening efficiency is low, and the screening is accomplished the back, and the screen cloth is difficult for taking out and clearance difficulty, brings the inconvenience for the staff, and the screen cloth can not adjust the inclination and deal with the user demand of different materials.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special shale shaker of oil drilling fluid to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a special shale shaker of oil drilling fluid, includes screen frame, vibrating motor, base, screen cloth, spring and pillar, the screen frame upper end is equipped with the inlet, and the inlet right side is equipped with vibrating motor, and the screen frame lower extreme is equipped with the liquid outlet, and screen frame inside is equipped with screen cloth and guide rail, and the screen cloth divide into first screen cloth and second screen cloth, and the guide rail divide into first guide rail and second guide rail, first screen cloth is installed on first guide rail, and the second screen cloth is installed on the second guide rail, and the handle is all installed to first screen cloth and second screen cloth rear end, and the handle upper end is equipped with the buckle, and first guide rail and second guide rail are all installed on the screen frame inner wall.

The screen frame both ends are equipped with first connecting block and second connecting block, and first connecting block lower extreme coupling spring, first pillar are connected to the spring lower extreme, second connecting block lower extreme coupling spring, and the second pillar is connected to the spring lower extreme, gear ring is connected to first pillar left end, gear ring internal connection hob, and the hob bottom is installed in the pivot of motor front end, and the motor bottom is installed on the base.

As a further aspect of the present invention: the first guide rail and the second guide rail are both provided with two guide rails and are symmetrically arranged on the inner wall of the screen body.

As a further aspect of the present invention: the caliber of the first screen is 350 mu m.

As a further aspect of the present invention: the caliber of the second screen is 85 μm.

As a further aspect of the present invention: the spring is equipped with two and installs respectively at first connecting block and second connecting block lower extreme.

As a further aspect of the present invention: handle and buckle all are equipped with two, install at first screen cloth and second screen cloth rear end.

As a further aspect of the present invention: the first strut is in contact with the base but is not fixedly connected.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses the screen frame is inside to be provided with screen cloth and guide rail, and the screen cloth both ends are installed on the guide rail, make the screen cloth can slide on the guide rail, make things convenient for the staff to take out the screen cloth and clear up or change, and the motor drive hob rotates, is that the ring gear reciprocates, and the pillar of being connected with the ring gear also can reciprocate, conveniently adjusts the screen cloth inclination, ensures to the user demand of different materials, controls the speed of sieving of mud.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural diagram of the interior of the middle sieve body of the present invention.

Fig. 3 is a schematic structural view of the middle screw rod and the gear ring of the present invention.

Fig. 4 is a schematic structural view of the joint of the screen and the guide rail of the present invention.

Fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.

In the figure: 1-screen body, 2-liquid inlet, 3-vibration motor, 4-first connecting block, 5-second connecting block, 6-first screen, 7-second screen, 8-liquid outlet, 9-spring, 10-first pillar, 11-second pillar, 12-gear ring, 13-screw rod, 14-motor, 15-base, 16-first guide rail, 17-second guide rail, 18-handle, 19-buckle and 20-hydraulic machine.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the present invention, a vibrating screen special for petroleum drilling fluid comprises a screen body 1, a vibrating motor 3, a base 15, a screen, a spring 9 and a pillar, wherein a liquid inlet 2 is arranged at the upper end of the screen body 1, the vibrating motor 3 is arranged on the right side of the liquid inlet 2, the vibrating motor 3 drives the screen body 1 to vibrate, a liquid outlet 8 is arranged at the lower end of the screen body 1, a screen and a guide rail are arranged inside the screen body 1, the screen is divided into a first screen 6 and a second screen 7, the guide rail is divided into a first guide rail 16 and a second guide rail 17, the first screen 6 is arranged on the first guide rail 16, the second screen 7 is arranged on the second guide rail 17, a handle 18 is arranged at the rear end of the first screen 6 and the second screen 7, the handle 18 is provided with two handles, a buckle 19 is arranged at the upper end of the handle 18, the buckle 19 is used for preventing vibration, the screen deviates from the screen body 1, the screen cloth can slide on the guide rail and take out, makes things convenient for the staff to wash or change the screen cloth.

1 both ends of screen frame are equipped with first connecting block 4 and second connecting block 5, and first connecting block 4 lower extreme coupling spring 9, first pillar 10 is connected to spring 9 lower extreme, and 5 lower extreme coupling springs 9 of second connecting block, second pillar 11 are connected to spring 9 lower extreme, and spring 9 is for the adjustment at screen frame 1 vibration that can be better and the screen cloth inclination of being convenient for, gear ring 12 is connected to first pillar 10 left end, 12 internal connection hob 13 of gear ring, and 13 bottoms of hob are installed in the pivot of 14 front ends of motor, and 14 bottoms of motor are installed on

base

15, and 14 drive pivots of motor rotate, make the first pillar 10 of being connected with gear ring 12 can reciprocate, adjust the screen cloth inclination size, ensure to the user demand of different materials, control the speed on the sieve of mud that sieves.

Example 2

Referring to fig. 5, in an embodiment of the present invention, a special vibrating screen for oil drilling fluid, includes a screen frame 1, a vibrating motor 3, a base 15, a screen, a spring 9 and a pillar, the pillar is divided into a first pillar 10 and a second pillar 11, the upper end of the first pillar 10 is connected to the spring 9, the lower end of the first pillar 10 is connected to a hydraulic machine 20, the hydraulic machine 20 is fixedly connected to the first pillar 10 to avoid loosening, the hydraulic machine 20 controls the first pillar 10 to move up and down, so as to conveniently adjust an inclination angle of the screen, and ensure that the speed of screening mud for screening is controlled according to the use requirements of different materials. The embodiment of the present invention provides the same structure as that of embodiment 1.

The utility model discloses a theory of operation is:

the utility model provides a ring gear 12 is installed to first pillar 10 left end, and ring gear 12 internal connection hob 13, hob 13 are installed in the pivot of 14 front ends of motor, and motor 14 drive pivot is rotated, makes the first pillar 10 of being connected with ring gear 12 can reciprocate, and adjustment screen cloth inclination size ensures to the user demand of different materials, controls the speed of sieving of mud. After the screening is accomplished, the screen cloth can slide on the guide rail and take out, makes things convenient for the staff to wash or change the screen cloth, the utility model is simple in operation, convenient to use has improved work efficiency.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A vibrating screen special for petroleum drilling fluid comprises a screen body (1), a vibrating motor (3), a base (15), a screen, a spring (9) and a support column, it is characterized in that the upper end of the screen body (1) is provided with a liquid inlet (2), the right side of the liquid inlet (2) is provided with a vibrating motor (3), the lower end of the screen body (1) is provided with a liquid outlet (8), a screen and a guide rail are arranged in the screen body (1), the screen is divided into a first screen (6) and a second screen (7), the guide rail is divided into a first guide rail (16) and a second guide rail (17), first screen cloth (6) are installed on first guide rail (16), and second screen cloth (7) are installed on second guide rail (17), and handle (18) are all installed to first screen cloth (6) and second screen cloth (7) rear end, and handle (18) upper end is equipped with buckle (19), and first guide rail (16) and second guide rail (17) are all installed on screen frame (1) inner wall.

2. The vibrating screen special for the petroleum drilling fluid is characterized in that a first connecting block (4) and a second connecting block (5) are arranged at two ends of the screen body (1), a spring (9) is connected at the lower end of the first connecting block (4), a first support column (10) is connected at the lower end of the spring (9), a spring (9) is connected at the lower end of the second connecting block (5), a second support column (11) is connected at the lower end of the spring (9), a gear ring (12) is connected at the left end of the first support column (10), a spiral rod (13) is connected inside the gear ring (12), the bottom end of the spiral rod (13) is installed on a rotating shaft at the front end of a motor (14), and the bottom end of the motor (14) is installed on a base (15.

3. The vibrating screen special for petroleum drilling fluid as claimed in claim 2, wherein the first guide rail (16) and the second guide rail (17) are provided with two, and are symmetrically arranged on the inner wall of the screen body (1).

4. The vibrating screen special for oil drilling fluid as set forth in claim 3, characterized in that the first screen cloth (6) has a caliber size of 350 μm.

5. The vibrating screen special for petroleum drilling fluid as claimed in claim 3, wherein the aperture size of the second screen cloth (7) is 85 μm.

6. The vibrating screen special for petroleum drilling fluid as claimed in claim 5, wherein the spring (9) is provided with two springs which are respectively arranged at the lower ends of the first connecting block (4) and the second connecting block (5).

7. The vibrating screen special for petroleum drilling fluid as claimed in claim 6, wherein the handle (18) and the buckle (19) are provided with two, and are arranged at the rear ends of the first screen (6) and the second screen (7).

8. The shale shaker special for oil drilling fluid according to claim 7, wherein the first leg (10) is in contact with, but not fixedly connected to, a base (15).