CN116492747A - Vibrating screen for drilling fluid mud - Google Patents

Abstract

The invention provides a vibrating screen for drilling fluid slurry, which comprises a screen box, wherein the top of the screen box is fixedly connected with a feeding funnel, the bottom of one side of the screen box is fixedly connected with a discharging slideway, the inside of the screen box is fixedly connected with two mounting plates through a vibrating assembly, a screen is fixedly connected between the two mounting plates through the mounting assembly, the mounting assembly comprises a screw rod which is in threaded connection with one side of the screen, a threaded hole which is in threaded connection with the screw rod is formed in the corresponding side of the mounting plate, the other side of the screen is fixedly connected with a sliding block which is in sliding connection with the mounting plate, one side of the screen is penetrated and connected with a protective cap, the protective cap is sleeved on the head of the screw rod, the purpose of filtering slurry is achieved by vibrating the screen through the vibrating assembly, a driving motor drives a rotating plate to rotate, and the rotating plate drives a screen on one side of the swinging rod to reciprocate through a swinging arm, so that slurry is screened better, and the sieving effect is improved.

Description

Vibrating screen for drilling fluid mud

technical field

The invention relates to the technical field of vibrating screens, in particular to a vibrating screen used for drilling fluid mud.

Background technique

The drilling fluid shale shaker is a primary solid control equipment used in the drilling mud purification system, and it is used for sieving the mud. The "a special shale shaker for petroleum drilling fluid" disclosed in the application number "CN201921310524.5" includes Screen box, driving mechanism, first vibrating mechanism, second vibrating mechanism, first vibrating screen body, second vibrating screen body, the side wall of the screen box itself is provided with first-dimensional installation grooves in different dimensions, The second dimension installation groove, the first vibration mechanism is installed at the first dimension installation groove, the second vibration mechanism is installed at the second dimension installation groove, the inner end of the first vibration mechanism is connected to the first vibration mechanism arranged inside the screen box A vibrating screen body, the inner end of the second vibrating mechanism is connected to the second vibrating screen body arranged inside the screen box, the driving mechanism is installed on the outer wall of the screen box, the driving mechanism is located at the outer end of the first vibrating mechanism, and the second vibrating mechanism Between the outer ends, the driving mechanism simultaneously performs intermittent power transmission actions on the outer ends of the first vibrating mechanism and the outer ends of the second vibrating mechanism" is an increasingly mature technology, which passes through vibrating screens with different apertures Vibrate up and down to enhance the efficiency of sieving and improve the quality of sieving at the same time, but there are certain deficiencies in the actual use process: it cooperates with the motor and the two-way cam, and is equipped with the first vibrating sieve And the second vibrating screen to improve the screening efficiency, but the viscosity of the mud is high, it is easy to block the vibrating screen, thereby affecting the efficiency of the screening, that is, a vibrating screen with good screening effect and easy cleaning is needed.

Contents of the invention

The object of the present invention is to provide a vibrating screen used for drilling fluid mud, so as to solve the problems raised by the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: a vibrating screen for drilling fluid mud, including a screen box, the top of the screen box is fixedly connected with a feed funnel, and the bottom of one side of the screen box is fixedly connected to There is a discharge slideway, and the inside of the screen box is fixedly connected with two installation plates through a vibrating assembly, and a screen mesh is fixedly connected between the two installation plates through an installation assembly;

The vibrating assembly includes a drive motor fixedly connected to the inside of the screen box. The output end of the drive motor is fixedly connected to a rotating plate, and the front of the rotating plate is connected to a swing arm through a shaft sleeve. One side of the swing arm A swing rod is rotatably connected to the shaft sleeve, and the swing rod is inserted into the inside of the support cylinder, and the support cylinder is fixedly connected to the inside of the screen box, and one side of the swing rod is fixedly connected to one of the mounting plates. One side inner wall of the screen box is fixedly connected with another installation plate through a telescopic rod.

As a preferred solution of the present invention: the mounting assembly includes a screw threaded on one side of the screen, the corresponding side of the mounting plate is provided with a threaded hole threaded with the screw, and the other side of the screen is fixedly connected There are sliders that are slidably connected to the mounting plate.

As a preferred solution of the present invention: one side of the screen is inserted and connected with a protective cap, and the protective cap is sheathed on the head of the screw.

As a preferred solution of the present invention: two sieve plates are slidingly connected to the front of the sieve box.

As a preferred solution of the present invention: support legs are fixedly connected to the four peripheral corners of the bottom of the screen box, and non-slip foot pads are fixedly connected to the bottoms of a plurality of the support legs.

As a preferred solution of the present invention: the bottom of the screen is fixedly connected with a screen frame through two installation rods.

As a preferred solution of the present invention: a control panel is fixedly connected to the middle of one side of the screen box, the surface of the control panel is provided with a drive motor switch electrically connected to an external power supply, and the drive motor switch is electrically connected to the drive motor sexual connection.

As a preferred solution of the present invention: the screw is made of the following materials in parts by weight, including 210-360 parts of pig iron, 15-17 parts of carbon, 9-17 parts of silicon dioxide, and 25-27 parts of nano-zirconia 20-30 parts of bauxite, 9-12 parts of diatomite, 28-30 parts of aluminum nitride, 2-4 parts of cerium oxide, 5-7 parts of iridium oxide, 7-9 parts of ferrocene, nitriding 5-7 parts of zinc, 6-8 parts of hafnium nitride, 2-4 parts of carbon black, 2-4 parts of barium oxide, 5-7 parts of niobium pentoxide, 11-15 parts of tungsten carbide, 40-50 parts of tungsten copper alloy 15-21 parts of nickel-titanium alloy, 10-16 parts of titanium powder, 30-46 parts of ferromanganese alloy, 10-14 parts of aluminum-lithium alloy, 20-30 parts of manganese-boron steel, 30-46 parts of lead-tin alloy, platinum catalyst 5-7 parts, copper-nickel catalyst 4-6 parts, copper-palladium catalyst 7-9 parts and salt 300-400 parts.

Compared with prior art, the beneficial effect of the present invention is:

1) The purpose of filtering mud is achieved by vibrating the screen through the vibrating component, wherein the driving motor drives the rotating plate to rotate, and the rotating plate drives the swinging rod to reciprocate inside the support cylinder through the swinging arm to drive the side of the swinging rod The screen reciprocates to better sieve the mud and improve the sieving effect;

2) Quickly disassemble and assemble the screen through the installed installation components, where the slider on one side of the screen is inserted into the chute on the installation plate, and the screw is screwed in to complete the installation of the screen, and at the head of the screw There is a protective cap, which is interspersed with one side of the screen to reduce the corrosion of the screw rod by the mud, so that the disassembly and assembly of the screen can be completed more quickly.

Description of drawings

Fig. 1 is the structural representation of embodiment 1 of the present invention;

Fig. 2 is the split schematic view of the vibration assembly of embodiment 1 of the present invention;

FIG. 3 is an enlarged schematic view of area A in FIG. 2;

Fig. 4 is a schematic structural diagram of Embodiment 2 of the present invention.

In the figure: 1. Screen box; 2. Feed funnel; 3. Discharging chute; 4. Vibration assembly; 41. Driving motor; 42. Rotating plate; 43. Swing arm; 44. Swing rod; 45. Support cylinder ; 46, telescopic rod; 5, installation plate; 6, installation assembly; 61, screw rod; 62, slide block; 63, protective cap; 7, screen mesh; 8, sieve plate; Screen frame; 11. Control panel.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Example 1

Please refer to Fig. 1-Fig. 3, the present invention provides a kind of technical scheme: a kind of vibrating screen that is used for drilling fluid mud, comprises screen box 1, and the top of screen box 1 is fixedly connected with feeding funnel 2, and one part of screen box 1 The bottom of the side is fixedly connected with a discharge slideway 3, and the inside of the screen box 1 is fixedly connected with two mounting plates 5 through a vibrating component 4, and a screen 7 is fixedly connected between the two mounting plates 5 through a mounting component 6;

The vibration assembly 4 includes a driving motor 41 fixedly connected to the inside of the screen box 1. The output end of the driving motor 41 is fixedly connected to a rotating plate 42, and the front of the rotating plate 42 is connected to a swing arm 43 through a shaft sleeve. One side of the swing arm 43 A swing rod 44 is connected through the rotation of the shaft sleeve. The swing rod 44 is inserted and connected to the inside of the support cylinder 45. The support cylinder 45 is fixedly connected to the inside of the screen box 1. One side of the swing rod 44 is fixedly connected to one of the mounting plates 5. One side inner wall of the box 1 is fixedly connected with another mounting plate 5 through a telescopic rod 46 .

Preferably, the mounting assembly 6 includes a screw 61 threaded on one side of the screen 7, the corresponding side of the mounting plate 5 is provided with a threaded hole threaded with the screw 61, and the other side of the screen 7 is fixedly connected with the mounting plate 5. Slidingly connected slider 62 .

Specifically, the sliding block 62 on one side of the screen 7 is inserted into the chute on the mounting plate, and the screen 7 and the mounting plate 5 are locked through the screw 61 .

Preferably, one side of the screen 7 is inserted with a protective cap 63 , and the protective cap 63 is sheathed on the head of the screw 61 .

Specifically, the head of the screw 61 is protected by the provided protective sheath 63 to reduce corrosion by the mud.

Preferably, two screen plates 8 are slidingly connected to the front of the screen box 1 .

Specifically, the effect of mud filtration is improved through the provided filter plate 8 .

Preferably, support legs are fixedly connected to the four peripheral corners of the bottom of the screen box 1 , and non-slip foot pads 9 are fixedly connected to the bottoms of the plurality of support legs.

Specifically, the device is supported by the supporting legs provided with anti-slip foot pads 9 to ensure its stable placement.

Working principle: The user feeds the mud from the feed funnel 2 into the inside of the screen box 1, and the vibrating component 4 drives the screen 7 to shake to better complete the mud screening work, in which the driving motor 41 drives the rotation The plate 42 rotates, and the rotating plate 42 drives the swing arm 43 to swing. One end of the swing arm 43 is rotatably connected to a swing rod 44, and the swing rod 44 is interspersed with the inside of the support tube 45, so that the screen 7 on one side of the swing rod 44 is Carry out reciprocating motion to better complete the screening of mud, and the screen cloth 7 is detachable, wherein the slide block 62 on one side of the screen cloth 7 is inserted into the chute on the mounting plate 5, and the screw rod 61 will The screen 7 is locked with the mounting plate 5, so that the screen 7 can be disassembled and cleaned more conveniently, so that the vibrating screen has a better screening effect and is easy to use.

Example 2

Referring to FIG. 4 , the distinguishing feature of this embodiment from Embodiment 1 is that: the bottom of the screen 7 is fixedly connected with a screen frame 10 through two installation rods.

Specifically, the sieving of the mud can be better completed through the provided sieving frame 10 .

Preferably, a control panel 11 is fixedly connected to the middle of one side of the screen box 1 , the surface of the control panel 11 is provided with a drive motor switch electrically connected to an external power supply, and the drive motor switch is electrically connected to the drive motor 41 .

Specifically, the control panel 11 controls the operation of the driving motor 41 to ensure that the vibrating screen can be used normally.

Example 3

The screw 61 is made of the following materials in parts by weight, including 245 parts of pig iron, 16 parts of carbon, 12 parts of silicon dioxide, 26 parts of nano-zirconia, 25 parts of bauxite, 11 parts of diatomaceous earth, nitrogen 29 parts of aluminum oxide, 3 parts of cerium oxide, 6 parts of iridium oxide, 8 parts of ferrocene, 6 parts of zinc nitride, 7 parts of hafnium nitride, 3 parts of carbon black, 3 parts of barium oxide, 6 parts of niobium pentoxide, 13 parts of tungsten carbide, 45 parts of tungsten-copper alloy, 17 parts of nickel-titanium alloy, 13 parts of titanium powder, 37 parts of manganese-iron alloy, 12 parts of aluminum-lithium alloy, 25 parts of manganese-boron steel, 37 parts of lead-tin alloy, 6 parts of platinum catalyst, 5 parts of copper-nickel catalyst, 8 parts of copper-palladium catalyst and 330 parts of salt.

1) Take 245 parts of pig iron and add it to a high-temperature furnace for heating, so that the pig iron melts to obtain molten iron, then collects the molten iron, and cools it to obtain an iron ingot for subsequent use;

2) Heat up the iron ingot obtained in step 1) to soften the iron ingot, then quickly forge the iron ingot with a forging machine to remove impurities in the iron ingot, then put it into the furnace again, and add 16 parts of carbon , 12 parts of silicon dioxide, 26 parts of nano-zirconia, 25 parts of bauxite, 11 parts of diatomaceous earth, 29 parts of aluminum nitride, 3 parts of cerium oxide, 6 parts of iridium oxide, 8 parts of ferrocene, zinc nitride 6 parts, 7 parts of hafnium nitride, 3 parts of carbon black, 3 parts of barium oxide, 6 parts of niobium pentoxide, 13 parts of tungsten carbide, 45 parts of tungsten copper alloy, 17 parts of nickel titanium alloy, 13 parts of titanium powder, ferromanganese alloy 37 parts, 12 parts of aluminum-lithium alloy, 25 parts of manganese-boron steel, and 37 parts of lead-tin alloy. The above-mentioned alloys are melted and fused with iron ingots by heating to obtain alloy melts, which are set aside;

3) Add 6 parts of platinum catalyst, 5 parts of copper-nickel catalyst, and 8 parts of copper-palladium catalyst into the alloy melt prepared in step 2), and refine excess impurities in the alloy, and then melt the alloy in molten state The melt is poured into the mold, and the cooling speed of the alloy ingot is controlled to obtain the alloy ingot.

4) Heating the alloy ingot prepared in step 3) to 500° C. to make it reach a weak state, and then perform forging treatment, and remove impurities in the alloy ingot by forging with a forging machine again, and set aside;

5) Forging and shaping the alloy ingot that has been forged in step 4), and forging the alloy ingot into a blank of the screw rod 61 for subsequent use;

6) put the blank made in step 5) into 330 parts of salt and carry out salt bath quenching, take out the blank after 13 hours, and set aside;

7) Grinding and polishing the surface of the blank prepared in step 6) by a polishing machine, so that the surface of the blank is smooth and flat.

The prepared screw 61 has high material hardness and good corrosion resistance, which can further reduce the corrosion of the screw by the mud.

The content that is not described in detail in this description belongs to the prior art known to those skilled in the art. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still implement the foregoing Modifications to the technical solutions recorded in the examples, or equivalent replacements for some of the technical features, within the spirit and principles of the present invention, any modifications, equivalent replacements, improvements, etc., shall be included in the scope of protection of the present invention within.

Claims (7)

1. A vibrating screen for drilling fluid mud, comprising a screen box (1), characterized in that: the top of the screen box (1) is fixedly connected with a feeding funnel (2), one side bottom of the screen box (1) is fixedly connected with a discharging slideway (3), the inside of the screen box (1) is fixedly connected with two mounting plates (5) through a vibration assembly (4), and a screen (7) is fixedly connected between the two mounting plates (5) through a mounting assembly (6);

the vibrating assembly (4) comprises a driving motor (41) fixedly connected to the inside of the screen box (1), the output end of the driving motor (41) is fixedly connected with a rotating plate (42), the front surface of the rotating plate (42) is rotationally connected with a swinging arm (43) through a shaft sleeve, one side of the swinging arm (43) is rotationally connected with a swinging rod (44) through a shaft sleeve, the swinging rod (44) is connected to the inside of a supporting cylinder (45) in a penetrating mode, the supporting cylinder (45) is fixedly connected to the inside of the screen box (1), one side of the swinging rod (44) is fixedly connected with one mounting plate (5), and one side inner wall of the screen box (1) is fixedly connected with the other mounting plate (5) through a telescopic rod (46).

2. A shaker for drilling fluid mud as set forth in claim 1 wherein: the installation component (6) is including threaded connection in screw rod (61) of screen cloth (7) one side, screw hole with screw rod (61) threaded connection is seted up to the corresponding side of mounting panel (5), the opposite side fixedly connected with of screen cloth (7) and mounting panel (5) sliding connection's slider (62).

3. A shaker for drilling fluid mud as set forth in claim 1 wherein: one side of the screen (7) is connected with a protective cap (63) in a penetrating way, and the protective cap (63) is sleeved on the head of the screw (61).

4. A shaker for drilling fluid mud as set forth in claim 1 wherein: the front of the screen box (1) is connected with two screen plates (8) in a sliding way.

5. A shaker for drilling fluid mud as set forth in claim 1 wherein: the bottoms of the screen boxes (1) are fixedly connected with supporting legs at corners around the bottoms of the screen boxes, and the bottoms of the supporting legs are fixedly connected with anti-skid foot pads (9).

6. A shaker for drilling fluid mud as set forth in claim 1 wherein: the bottom of the screen (7) is fixedly connected with a screen frame (10) through two mounting rods.

7. A shaker for drilling fluid mud as set forth in claim 1 wherein: the screen box (1) is characterized in that a control panel (11) is fixedly connected to the middle of one side of the screen box (1), a driving motor switch electrically connected with an external power supply is arranged on the surface of the control panel (11), and the driving motor switch is electrically connected with a driving motor (41).