CN220572842U

CN220572842U - Negative pressure drilling fluid vibrating screen

Info

Publication number: CN220572842U
Application number: CN202322138104.6U
Authority: CN
Inventors: 祝尚坤; 刘龙军; 杨乃玉; 赵阴红
Original assignee: Henan Hongxin Petroleum Engineering Technology Service Co ltd
Current assignee: Henan Hongxin Petroleum Engineering Technology Service Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-03-12
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a negative pressure drilling fluid vibrating screen, which comprises a machine body, wherein a shock motor is arranged in the machine body, a screen is arranged below the shock motor, two sides of the machine body are fixedly connected with fixed supports, the fixed supports are fixedly connected with a moving mechanism, the device solves the problem that the negative pressure drilling fluid vibrating screen is inconvenient to move due to the fact that the negative pressure drilling fluid vibrating screen needs to move only by other mechanical pulling when the negative pressure drilling fluid vibrating screen needs to move, and solves the problem that a plurality of nuts need to be disassembled when the screen is installed and disassembled in the traditional part of negative pressure drilling fluid vibrating screen due to the fact that the clamping grooves and clamping pieces are arranged.

Description

Negative pressure drilling fluid vibrating screen

Technical Field

The utility model relates to the field of drilling fluid vibrating screens, in particular to a negative pressure drilling fluid vibrating screen.

Background

The drilling fluid vibrating screen is used for primary solid control equipment of a drilling mud purifying system, is suitable for purifying single-link, double-link or triple-link petroleum drilling fluid, and can be also used for underflow vibrating screens of mud cleaners and the like.

The negative pressure vibrating screen is a solid-liquid separation device based on composite separation of vibrating screen and vacuum filtration, and discharged drilling cuttings are drier through vibration and negative pressure suction, so that drilling cost is reduced, the negative pressure vibrating screen is widely applied to recycling drilling fluid, drilling waste is reduced, the vibrating screen treatment effect is improved, the working principle of the negative pressure vibrating screen is that a set of negative pressure adsorption device is arranged below a screen behind the vibrating screen, and when the negative pressure vibrating screen is used on site, vacuum adsorption with a certain frequency is formed through pulsating airflow, so that the recycling of drilling fluid is well improved, the liquid content of discharged drilling cuttings is reduced, and the transportation and treatment cost of drilling waste is reduced.

The screen cloth in current partial negative pressure drilling fluid shale shaker is when the installation with dismantle, need dismantle a plurality of nuts, leads to the installation of screen cloth and dismantle inconvenient, and when the negative pressure drilling fluid shale shaker need remove simultaneously, only need remove through mechanical pulling, leads to the removal of negative pressure drilling fluid shale shaker very inconvenient.

Disclosure of Invention

The utility model provides a negative pressure drilling fluid vibrating screen, which comprises a machine body, wherein a motor column is fixedly arranged in the machine body, a vibration exciting motor is fixedly arranged on the motor column, a screen mesh is arranged below the vibration exciting motor, two sides of the machine body are fixedly connected with fixed supports, and the fixed supports are fixedly connected with a moving mechanism.

The moving mechanism comprises a shell, a thread bush is fixedly connected in the middle of the top of the shell, an internal thread is arranged in the thread bush, the thread bush is connected with a threaded rod in an internal thread manner, the top of the threaded rod is fixedly connected with a rotating handle, the bottom of the threaded rod is movably connected with a lifting block, a roller groove is formed in the lifting block, and a roller is arranged in the roller groove.

Preferably, the clamping grooves are symmetrically formed in the front end and the rear end of the screen, clamping pieces are fixedly arranged at the front end and the rear end of the machine body, and the positions of the clamping pieces correspond to the positions of the clamping grooves one by one.

Preferably, the left end size of the clamping groove is smaller than the size of the clamping piece, the right end size of the clamping groove is larger than the size of the clamping piece, and the left end size of the clamping groove is smaller than the size of the clamping piece.

Preferably, the two sides of the machine body are provided with spray heads, the spray heads are externally connected with a water pump, and the bottoms of the two sides in the machine body are provided with flow grooves.

Preferably, a rubber column is arranged at the bottom of the machine body and is fixedly connected with the support bar.

Preferably, a second shock motor is arranged on one side of the shock motor.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:

1. the device solves the problem that the negative pressure drilling fluid vibrating screen is inconvenient to move because the negative pressure drilling fluid vibrating screen can be moved only through a machine when the negative pressure drilling fluid vibrating screen needs to be moved by the aid of the moving mechanism.

2. Through setting up draw-in groove and fastener, the screen cloth in having solved current partial negative pressure drilling fluid shale shaker when installation and dismantlement, need dismantle a plurality of nuts, lead to the installation of screen cloth and dismantle inconvenient problem.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a moving mechanism according to the present utility model;

FIG. 3 is a schematic diagram of a card slot according to the present utility model;

FIG. 4 is a schematic view of the internal structure of the present utility model;

fig. 5 is an enlarged view of the structure at a in fig. 1.

Reference numerals; 1. a body; 2. a shock motor; 21. a motor column; 3. a screen; 4. a fixed bracket; 5. a moving mechanism; 51. a housing; 52. a threaded rod; 53. a lifting switch; 54. a lifting block; 55. roller grooves 56 and rollers; 57. a thread sleeve; 6. a clamping groove; 61. a clamping piece; 7. a spray head; 71. a flow channel; 8. a rubber column; 81. a support bar; 9. and a second motor.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

As shown in fig. 1, the negative pressure drilling fluid vibrating screen provided by the utility model comprises a machine body 1, wherein a motor column 21 is fixedly arranged in the machine body 1, a vibration exciting motor 2 is fixedly arranged on the motor column, a screen 3 is arranged below the vibration exciting motor 2, two sides of the machine body 1 are fixedly connected with a fixed support 4, and the fixed support 4 is fixedly connected with a moving mechanism 5.

As shown in fig. 2, the moving mechanism 5 comprises a housing 51, a threaded sleeve 57 is fixedly connected in the middle of the top of the housing 51, internal threads are arranged in the threaded sleeve 57, a threaded rod 52 is connected in the threaded sleeve 57 in a threaded manner, a rotating handle 53 is fixedly connected to the top of the threaded rod 52, a lifting block 54 is movably connected to the bottom of the threaded rod 52, a roller groove 55 is formed in the lifting block 54, and rollers 56 are arranged in the roller groove 55.

Through setting up moving mechanism 5, when negative pressure drilling fluid shale shaker need remove, through rotating lifting switch 53, make threaded rod 52 and thread bush 57 make meshing motion, make lifting block 54 descend, lifting block 54 jack-up organism 1, drive organism 1 through gyro wheel 56 and remove.

As shown in fig. 3 and 5, the front and rear ends of the screen are symmetrically provided with clamping grooves 6, the front and rear ends of the machine body are fixedly provided with clamping pieces 61, and the positions of the clamping pieces 61 are in one-to-one correspondence with the positions of the clamping grooves 6.

Through setting up draw-in groove 6 and fastener 61, make fastener 61 card go into draw-in groove 6 through the draw-in groove 6 right-hand member, through removing fastener 61 with the draw-in groove 6 left end under, make screen cloth 3 fixed fast, solved in the current partial negative pressure drilling fluid shale shaker screen cloth 3 when installation and dismantlement, need dismantle a plurality of nuts, lead to the installation of screen cloth 3 and dismantle inconvenient problem.

As shown in fig. 3, the left end of the clamping groove 6 is smaller than the clamping piece 61, the right end of the clamping groove 6 is larger than the clamping piece 61, and the left end of the clamping groove 6 is smaller than the clamping piece 61.

As shown in fig. 4, two sides of the machine body 1 are provided with spray heads 7, the spray heads 7 are externally connected with a water pump, and the bottoms of the two sides in the machine body 1 are provided with flow grooves 71.

By providing the shower head 7 and the flow tank 71, the shower head 7 serves to flush the remaining waste into the flow tank 71 and discharge the waste into the machine body through the flow tank 71.

As shown in fig. 4, a rubber column 8 is arranged at the bottom of the machine body 1, and the rubber column 8 is fixedly connected with a supporting bar 81.

Through setting up rubber post 8 and support bar 81, when the organism removes to accomplish and puts down, rubber post 8 plays the cushioning effect, and support bar 81 plays the effect of support.

As shown in fig. 1, a second vibration motor 9 is provided on one side of the vibration motor 2.

Through setting up second shock dynamo 9, play the vibration intensity that increases screen cloth 3, make the drilling fluid on the screen cloth 3 have bigger screen capacity that permeates.

Working principle:

when the utility model is used, the threaded rod 52 and the threaded sleeve 57 are meshed to move through the rotation of the lifting switch 53, the lifting block 54 is moved downwards, the machine body 1 is supported by the lifting block 54, the machine body 1 is moved through the roller 56 in the lifting block 54, the clamping piece 61 and the clamping groove 6 are arranged, the effect of quick fixation is realized through moving the left end of the clamping groove 6 to the position below the clamping piece 61, the effect of quick disassembly is realized through moving the right end of the clamping groove 6 to the position below the clamping piece 61, the problem that a plurality of nuts are required to be disassembled when the screen 3 in the traditional partial negative pressure drilling fluid vibrating screen is installed and disassembled is solved, the installation and the disassembly of the screen 3 are inconvenient, and simultaneously, the negative pressure drilling fluid vibrating screen is required to be moved only through a machine, so that the negative pressure drilling fluid vibrating screen is very inconvenient to move.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. The utility model provides a negative pressure drilling fluid shale shaker, includes organism (1), fixed mounting has motor post (21) in organism (1), fixed mounting has shock dynamo (2) on the motor post, shock dynamo (2) below is equipped with screen cloth (3), its characterized in that: the machine body (1) is characterized in that fixed brackets (4) are fixedly connected to two sides of the machine body (1), and the fixed brackets (4) are fixedly connected with a moving mechanism (5).

2. The negative pressure drilling fluid shaker of claim 1, wherein: the moving mechanism (5) comprises a shell (51), a thread bush (57) is fixedly connected in the middle of the top of the shell (51), an internal thread is arranged in the thread bush (57), the thread bush (57) is internally connected with a threaded rod (52), the top of the threaded rod (52) is fixedly connected with a rotating handle (53), the bottom of the threaded rod (52) is movably connected with a lifting block (54), a roller groove (55) is formed in the lifting block (54), and a roller (56) is arranged in the roller groove (55).

3. A negative pressure drilling fluid shaker as claimed in claim 2, wherein: clamping grooves (6) are symmetrically formed in the front end and the rear end of the screen, clamping pieces (61) are fixedly arranged at the front end and the rear end of the machine body, and the positions of the clamping pieces (61) correspond to the positions of the clamping grooves (6) one by one.

4. A negative pressure drilling fluid shaker as claimed in claim 3, wherein: the size of the left end of the clamping groove (6) is smaller than that of the clamping piece (61), the size of the right end of the clamping groove (6) is larger than that of the clamping piece (61), and the size of the left end of the clamping groove (6) is smaller than that of the clamping piece (61).

5. The negative pressure drilling fluid shaker of claim 1, wherein: the two sides of the machine body are provided with spray heads (7), the spray heads (7) are externally connected with a water pump, and the bottoms of the two sides in the machine body (1) are provided with flow grooves (71).

6. The negative pressure drilling fluid shaker of claim 1, wherein: the bottom of the machine body (1) is provided with a rubber column (8), and the rubber column (8) is fixedly connected with a supporting bar (81).

7. The negative pressure drilling fluid shaker of claim 1, wherein: and a second shock motor (9) is arranged on one side of the shock motor (2).