CN212441044U

CN212441044U - Dry mixing device for production of plugging agent

Info

Publication number: CN212441044U
Application number: CN202020649108.4U
Authority: CN
Inventors: 张伟
Original assignee: Tianjin Xingguo Technology Co ltd
Current assignee: Tianjin Xingguo Technology Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-02-02
Anticipated expiration: 2030-04-26

Abstract

The utility model discloses a do device of mixing for blocking agent production, set up the device shell of installation cavity including the lateral wall, there is driving motor device shell upper surface through the leg joint, driving motor's output shaft welding has the axis of rotation, the axis of rotation runs through the rotation with the device shell through the bearing and is connected, one section interference fit that the axis of rotation is located device shell inside has first bevel gear, first bevel gear meshing has a plurality of second bevel gears, second bevel gear interference fit has first driven shaft, the welding has a plurality of first stirring leaves on the first driven shaft, first driven shaft runs through the rotation with the device shell inside wall through the bearing and is connected and extend to in the installation cavity of device shell. The utility model discloses be provided with two-stage mixing arrangement, compare and have better mixed effect in traditional dry mixer, can prevent simultaneously that the blocking agent after mixing from being mingled with the big piece not broken raw and other materials, improved the quality of the blocking agent of producing greatly.

Description

Dry mixing device for production of plugging agent

Technical Field

The utility model relates to a blocking agent production technical field especially relates to a dry mixing device for blocking agent production.

Background

Currently, in oil exploration, drilling is increasingly complicated, and the whole drilling cost is increased in order to avoid underground complicated accidents caused by the drilling of water-based drilling fluid in the blocks. When a fractured stratum and a high-porosity stratum are drilled, the filtration loss of the oil-based drilling fluid is greatly increased, and the oil phase enters the stratum to cause the stratum stress to change, so that the weakly cemented stratum collapses or other complicated accidents are caused. Therefore, a certain amount of plugging agent while drilling is generally required to be added into the oil-based drilling fluid, and a dry mixer is used in the production process of the plugging agent for the drilling fluid at present for mixing and stirring various powdery and blocky reactants, so as to obtain the plugging agent for the drilling fluid.

In the prior art, the mixing effect of a dry mixing device for producing the plugging agent is general, and a large amount of blocky solid is mixed in the reactant without being crushed in time after mixing, so that the quality of the finished plugging agent is greatly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a dry mixing device for the production of plugging agents.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dry mixing device for production of plugging agent comprises a device shell with a mounting cavity on the side wall, the upper surface of the device shell is welded with a driving motor through a bracket, the output shaft of the driving motor is welded with a rotating shaft, the rotating shaft is in penetrating and rotating connection with the device shell through a bearing, a section of the rotating shaft positioned in the device shell is in interference fit with a first bevel gear, the first bevel gear is engaged with a plurality of second bevel gears, the second bevel gears are in interference fit with a first driven shaft, a plurality of first stirring blades are welded on the first driven shaft, the first driven shaft is in through rotary connection with the inner side wall of the device shell through a bearing and extends into the installation cavity of the device shell, the one end that first driven shaft is located the installation cavity inside is provided with screen cloth vibrating device, the welding has a plurality of cutting pieces in the axis of rotation, the one end that driving motor was kept away from to the axis of rotation is provided with secondary mixing device.

Preferably, the one end interference fit that first driven shaft is located the installation intracavity has the carousel, the carousel rotates through the round pin axle and is connected with the connecting rod, the one end that the carousel was kept away from to the connecting rod rotates through the round pin axle and is connected with the slider, the sliding tray has been seted up to device shell inside wall, the slider passes through with device shell inside wall the sliding tray runs through sliding connection, the common welding of slider has the screen cloth.

Preferably, the secondary mixing device lateral wall is connected with a plurality of second driven shafts through bearing rotation, the welding has the second stirring leaf on the second driven shaft, the one end interference fit that secondary mixing device was kept away from to the second driven shaft has the bevel gear, the welding of device shell inside wall has the ring gear, the bevel gear meshes with the ring gear.

Preferably, the inner side wall of the device shell is rotatably connected with a plurality of baffles through pin shafts, a torsion spring is arranged at the joint of the baffles and the pin shafts of the device shell, and one end, far away from the device shell, of each baffle abuts against the screen.

Preferably, at least two cutting blades are arranged, and at least two groups of second driven shafts and bevel gears are arranged on the secondary mixing device.

Preferably, the fixedly connected with inlet pipe is run through to device shell roof, device shell bottom wall welded has a plurality of support columns, the common welding of support column has the base, the base diapire bonds there is the slipmat, driving motor should adopt the model to be Y160L-2 model motor.

The utility model discloses contrast prior art, its advantage lies in:

1. various materials are added into a dry mixer for dry mixing, the materials are cut by a cutting blade and then enter a second-stage mixing device for mixing after passing through a first-stage mixing device, and the device has a better mixing effect by arranging a two-stage mixing device;

2. when first driven shaft rotates and mixes, it rotates to drive the carousel, make slider up-and-down reciprocating motion through the connecting rod, drive screen cloth up-and-down reciprocating motion, the material after the mixture reaches the sieve mesh from the screen cloth of requirement and passes through, the up-and-down reciprocating motion in-process of screen cloth that is unqualified is thrown once more and is cut to the cutting piece, pass through the screen cloth screening after secondary mixing arrangement mixes after the cutting again, reciprocating cycle, massive solid can not appear in the material after making the mixture, reach required requirement, the quality of the blocking agent of producing has been improved greatly.

Drawings

Fig. 1 is a schematic structural diagram of a dry mixing device for plugging agent production according to the present invention.

Fig. 2 is an enlarged view of a part a of a dry mixing device for plugging agent production.

Fig. 3 is a section view of a dry mixing device for plugging agent production in the location B according to the present invention.

In the figure: 1 device shell, 2 driving motors, 3 rotating shafts, 4 first bevel gears, 41 second bevel gears, 411 first driven shafts, 42 turntables, 43 connecting rods, 44 sliding blocks, 412 first stirring blades, 5 secondary mixing devices, 51 second driven shafts, 52 bevel gears, 53 gear rings, 54 second stirring blades, 6 baffles, 7 screens, 101 feeding pipes, 102 sliding grooves, 103 cutting blades, 104 discharging ports, 105 supporting columns and 106 bases.

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.

Referring to fig. 1-3, a dry mixing device for production of a blocking agent comprises a device shell 1 with a side wall provided with a mounting cavity, a driving motor 2 is welded on the upper surface of the device shell 1 through a support, a rotating shaft 3 is welded on an output shaft of the driving motor 2, the rotating shaft 3 is in through rotating connection with the device shell 1 through a bearing, a first bevel gear 4 is in interference fit with a section of the rotating shaft 3 positioned in the device shell 1, a plurality of second bevel gears 41 are meshed with the first bevel gears 4, a first driven shaft 411 is in interference fit with the second bevel gears 41, a plurality of first stirring blades 412 are welded on the first driven shaft 411, the first driven shaft 411 is in through rotating connection with the inner side wall of the device shell 1 through the bearing and extends into the mounting cavity of the device shell 1, a screen vibrating device is arranged at one end of the first driven shaft 411 positioned in, the end of the rotating shaft 3 remote from the driving motor 2 is provided with a secondary mixing device 5.

First driven shaft 411 is located the one end interference fit of installation intracavity and has carousel 42, carousel 42 rotates through the round pin axle to be connected with connecting rod 43, the one end that carousel 42 was kept away from to connecting rod 43 rotates through the round pin axle to be connected with slider 44, sliding tray 102 has been seted up to device shell 1 inside wall, slider 44 runs through sliding connection through sliding tray 102 with device shell 1 inside wall, slider 44 welds jointly has screen cloth 7, discharge the mixture that will meet the requirements through the vibration of screen cloth 7, the continuation cutting that does not conform is broken, make the bulk solid not appear in the material after mixing, and the production quality is improved.

The side wall of the secondary mixing device 5 is rotatably connected with a plurality of second driven shafts 51 through bearings, the second driven shafts 51 are welded with second stirring blades 54, one ends, far away from the secondary mixing device 5, of the second driven shafts 51 are in interference fit with bevel gears 52, gear rings 53 are welded on the inner side wall of the device shell 1, the bevel gears 52 are meshed with the gear rings 53, and a better stirring effect is achieved by arranging a secondary stirring device.

The inner side wall of the device shell 1 is rotatably connected with a plurality of baffle plates 6 through pin shafts, the pin shaft connection positions of the baffle plates 6 and the device shell 1 are provided with torsion springs, one ends, far away from the device shell 1, of the baffle plates 6 are abutted to the screen 7, the baffle plates 6 move along with the up-and-down movement of the screen 7, and the leakage of materials from the sliding grooves 102 is prevented.

The cutting piece 103 is provided with two at least, and second driven shaft 51, bevel gear 52 are located secondary mixing arrangement 5 and are provided with two sets ofly at least, and fixedly connected with inlet pipe 101 is run through to device shell 1 top wall, and the welding of device shell 1 diapire has a plurality of support columns 105, and support column 105 has base 106 jointly, and base 106 diapire bonds has the slipmat, and driving motor 2 should adopt the model to be Y160L-2 model motor, and the slipmat prevents that the device from receiving external force and appearing the slip phenomenon when using, increases device stability.

When the device of the utility model is used, raw materials are added into a dry mixing device through the feeding pipe 101, the driving motor 2 is started, the rotating shaft 3 is rotated, the second driven shaft 411 is rotated through the meshing of the first bevel gear 4 and the second bevel gear 41, the raw materials are subjected to primary mixing, the materials after the primary mixing enter the second mixing device 5 through the cutting of the cutting blade 103, the rotating shaft 3 drives the second mixing device 5 to rotate, the second driven shaft 51 is driven to rotate, the second driven shaft 51 can revolve and rotate around the second mixing device 5 through the meshing of the bevel gear 52 and the gear ring 53, the second stirring blade 54 is driven to revolve and rotate for secondary mixing, the mixed materials are screened through the screen 7, the qualified materials are collected through the screen 7 through the discharge port 104, meanwhile, the first driven shaft 411 drives the rotary disc 42 to rotate, the rotary disc 42 drives the slider 44 to reciprocate up and down through the connecting rod 43, the sliding block 44 drives the screen 7 to reciprocate up and down, the unqualified materials are thrown to the cutting blade 103 for cutting again, the materials are mixed by the secondary mixing device 5 after being cut and then pass through the screen 7 again, and the reciprocating operation is carried out until the materials in the dry mixing device are completely mixed after passing through the screen 7.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A dry mixing device for production of a plugging agent comprises a device shell (1) with a side wall provided with a mounting cavity, and is characterized in that the upper surface of the device shell (1) is welded with a driving motor (2) through a support, an output shaft of the driving motor (2) is welded with a rotating shaft (3), the rotating shaft (3) is in through rotating connection with the device shell (1) through a bearing, a section of the rotating shaft (3) positioned inside the device shell (1) is in interference fit with a first bevel gear (4), the first bevel gear (4) is meshed with a plurality of second bevel gears (41), the second bevel gears (41) are in interference fit with a first driven shaft (411), the first driven shaft (411) is welded with a plurality of first stirring blades (412), the first driven shaft (411) is in through rotating connection with the inner side wall of the device shell (1) through a bearing and extends into the mounting cavity of the device shell (1), first driven shaft (411) are located the inside one end of installation cavity and are provided with screen cloth vibrating device, the welding has a plurality of cutting pieces (103) on axis of rotation (3), the one end that driving motor (2) were kept away from in axis of rotation (3) is provided with secondary mixing arrangement (5).

2. The dry mixing device for the production of the plugging agent according to claim 1, wherein a rotary disc (42) is in interference fit with one end of the first driven shaft (411) located in the installation cavity, the rotary disc (42) is rotatably connected with a connecting rod (43) through a pin shaft, one end of the connecting rod (43) far away from the rotary disc (42) is rotatably connected with a sliding block (44) through the pin shaft, a sliding groove (102) is formed in the inner side wall of the device shell (1), the sliding block (44) and the inner side wall of the device shell (1) are in through sliding connection through the sliding groove (102), and the sliding block (44) is welded with the screen (7) together.

3. The dry mixing device for blocking agent production according to claim 1, wherein the side wall of the secondary mixing device (5) is rotatably connected with a plurality of second driven shafts (51) through bearings, the second driven shafts (51) are welded with second stirring blades (54), one ends of the second driven shafts (51) far away from the secondary mixing device (5) are in interference fit with bevel gears (52), the inner side wall of the device shell (1) is welded with gear rings (53), and the bevel gears (52) are meshed with the gear rings (53).

4. The dry mixing device for the production of the plugging agent according to claim 1, wherein the inner side wall of the device housing (1) is rotatably connected with a plurality of baffles (6) through pin shafts, the pin shaft connection part of the baffles (6) and the device housing (1) is provided with a torsion spring, and one end of the baffle (6) far away from the device housing (1) is abutted against the screen (7).

5. A dry blending device for the production of plugging agents according to claim 3, wherein said cutting blades (103) are provided in at least two sets, and said second driven shafts (51), bevel gears (52) are provided in at least two sets on said secondary mixing device (5).

6. The dry mixing device for the production of the plugging agent according to claim 1, wherein a feeding pipe (101) is fixedly connected to the top wall of the device housing (1) in a penetrating manner, a plurality of supporting columns (105) are welded to the bottom wall of the device housing (1), a base (106) is welded to the supporting columns (105) together, a non-slip mat is bonded to the bottom wall of the base (106), and the driving motor (2) is a motor of type Y160L-2.