CN201431923Y

CN201431923Y - Vertical cyclone separator

Info

Publication number: CN201431923Y
Application number: CN2009201603890U
Authority: CN
Inventors: 安庆宝; 李进付; 董怀荣; 周燕; 李琴; 王新峰
Original assignee: Drilling Technology Research Institute of Sinopec Shengli Petroleum Administration Bureau
Current assignee: Sinopec Oilfield Service Corp; Drilling Technology Research Institute of Sinopec Shengli Petroleum Engineering Corp
Priority date: 2009-06-24
Filing date: 2009-06-24
Publication date: 2010-03-31
Anticipated expiration: 2019-06-24

Abstract

The utility model discloses a vertical cyclone separator which comprises a driving hollow shaft body, an inlet pipe, an inlet cavity, a cylindrical separating cavity, a separating vane, a separating cone, a sand setting section, a sand discharging section, an overflow pipe and a separator fixed stand, wherein the upper part of the driving hollow shaft body is connected with a belt pulley, and themiddle part thereof is connected with a self-aligning bearing; the driving hollow shaft body, the cylindrical separating cavity, the separating cone and the sand setting section are connected downwards in sequence by bolts; the separating vane is welded on the cylindrical separating cavity; the sand discharging pipe is connected with a lower bearing body by a bolt; the sand setting section is connected with a lower thrust bearing; the lower bearing body is connected with the separator fixed stand; and the overflow pipe is connected with the separator fixed stand by a clamping trough. The vertical cyclone separator has simple structure, the separating vane and the separating cone are used for secondary separation on solid/fluid mixture, thus leading to high efficiency; and simultaneously, aplurality of separating vanes can increase the treatment quantity; in addition, the vertical cyclone separator has the advantages of low energy consumption and less environment pollution, and is applicable to occasions needing solid/fluid separation.

Description

A kind of vertical rotational flow separation machine

Technical field

The utility model relates to a kind of improvement of the mechanical device that solidliquid mixture is separated.

Background technology

At present, the existing solid controlling separation equipment of petroleum industry involving vibrations sieve and desander, desilter and etc. multistage solidifying and controlling device, after the mud that is mixed with landwaste pumped from the shaft bottom, the said equipment started landwaste is separated with slurries.But vibratory sieve (40～80 order) can only be removed the landwaste of particle diameter greater than 250 μ m, and treating capacity is little, the consumable accessory life-span short; All the other particles will lean on follow-up equipment desander and desilter to remove, and desander is identical with the desilter operation principle, and structural similarity all is by the conical vessel that has column part, and there is a feed tube in the cone outside, are communicated with tangential direction and sap cavity; The top of container is to go up overfall, and the bottom is a discharge gate; Its operation principle all is centrifugal sedimentation.Must the supercharging of sand pump feed flow during the work of desander and desilter, the sand pump power consumption of feed flow is big, efficient is low, also can cause the pressure oscillation of sand pump in addition by the performance of sand pump own, cause the variation of balance between centrifugal force in the cyclone and the inertia force, and then cause the variation of underflow opening discharge capacity, often cause " race drilling fluid " phenomenon; The sand pump shaft seal is fragile simultaneously can miss drilling fluid; There are problems such as equipment is many, treating capacity is little, energy consumption is big, the life-span is short in the solid control equipment of existing oil drilling industry.

Summary of the invention

For overcoming the deficiency that the said equipment exists, the utility model provides a kind of vertical rotational flow separation machine, this seperator can not only replace vibratory sieve, desander, the desilter in the present solid controlling system, and simplification solidification control system for well drilling liguid, the while that cuts down the consumption of energy increase treating capacity again and reduce drilling fluid, drilling cuttings environmental pollution.Purpose of the present invention provides a kind of vertical rotational flow separation machine for the scene exactly.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of vertical rotational flow separation machine, mainly separate cavity, separate blade, separation cone, sand setting section, sediment outflow pipe, discharger and seperator fixed rack and form by belt pulley, drive sleeve body, pulp-inlet pipe and slurry intake chamber body, cylindricality, it is characterized by: drive sleeve body top is connected with belt pulley, and the middle part is connected with self-aligning bearing; Drive sleeve body, cylindricality are separated cavity, the separation cone is connected by bolt respectively downwards successively with the sand setting section, and all are provided with the seam location in the end; Separate blade is welded on cylindricality to be separated on the cavity, the sediment outflow pipe is connected with lower bearing body and function bolt, the sand setting section is connected with lower thrust-bearing, the lower bearing body is connected with the seperator fixed rack, discharger is connected by draw-in groove with the seperator fixed rack, and self-aligning bearing and lower thrust-bearing are positioned on the same center line.

The top of drive sleeve body is that cylindricality offers keyway, and the middle part shaft shoulder is connected with self-aligning bearing, and the lower end is that plate-like offers waist shape annular groove; Separate blade be shaped as spatial warping, number is 4-6, the shaft section that separates cavity with cylindricality is 20 ° of-40 ° of inclination angles and is welded on cylindricality and separates on the cavity; The infundibulate that is shaped as down of separating cone; The pulp-inlet pipe of pulp-inlet pipe and slurry intake chamber body is opened in the side, and the slurry intake chamber body is an annulated column shape, is provided with the two seals circle between pulp-inlet pipe and slurry intake chamber body and the drive sleeve body; The axis of the axis of discharger and drive sleeve body has the gap of 2-4mm at same position between the inwall of the outer wall of discharger and drive sleeve body.

Fixedly connected shared three places of seperator main body and seperator fixed rack: first discharger is connected by draw-in groove with the seperator fixed rack, two to be upper bearing (metal) glands be connected with the seperator fixed rack by bolt or welding for it, and it three is to be connected with the seperator fixed rack by bolt on the lower bearing body.

The beneficial effects of the utility model are, be applied to the progression that the drilling well industry can significantly reduce solid controlling system, can save desander, desilter and give the two feed flow power consumption big, inefficient sand pump, cut down the consumption of energy, the simplification system, improve reliability, and can increase treating capacity, minimizing environmental pollution.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a structural representation of the present utility model.

Each label definition is as follows among the figure: 1-discharger, 2-belt pulley, 3-upper bearing (metal) gland, the 4-self-aligning bearing, 5-pulp-inlet pipe and slurry intake chamber body, 6-drive sleeve body, the 7-cylindricality is separated cavity, the 8-separate blade, 9-separates cone, 10-sand setting section, the 11-lower thrust-bearing, 12-lower bearing body, 13-sediment outflow pipe, 14-seperator fixed rack

The specific embodiment

As shown in Figure 1, belt pulley 2 is connected with drive sleeve body 6 by key, drive sleeve body 6, cylindricality is separated cavity 7, separating cone 9 is connected by bolt respectively with sand setting section 10, upper bearing (metal) gland 3 is fastened on the seperator fixed rack 14 with pulp-inlet pipe and slurry intake chamber body 5 usefulness bolts, the outer ring of self-aligning bearing 4 and pulp-inlet pipe and slurry intake chamber body 5 interference fit, the inner ring of self-aligning bearing 4 and drive sleeve body 6 interference fit, separate blade 8 is welded on cylindricality at an angle to be separated on the cavity 7, sediment outflow pipe 13 usefulness bolting are to lower bearing body 12, lower bearing body 12 is connected with the outer ring of lower thrust-bearing 11, the inner ring of lower thrust-bearing 11 is connected with sand setting section 10, offer bolt hole on the lower bearing body 12 and be connected with seperator fixed rack 14, discharger 1 and seperator fixed rack 14 are connected by draw-in groove.

When vertical rotational flow separation machine was worked, motor was by 6 rotations of belt pulley 2 drive drive sleeve bodies, and drive sleeve body 6, cylindricality are separated cavity 7, separation cone 9 and sand setting section 10 and rotated synchronously because of fixedlying connected by bolt.Upper bearing (metal) gland 3, pulp-inlet pipe and slurry intake chamber body 5, lower bearing body 12, sediment outflow pipe 13 and discharger 1 are because of directly or indirectly being connected transfixion with seperator fixed rack 14.When vertical rotational flow separation machine is worked, be welded on a plurality of separate blades 8 rotation at a high speed on the cylindricality separation cavity 7, produce negative pressure, solidliquid mixture is sucked from pulp-inlet pipe and slurry intake chamber body 5, solidliquid mixture enters cylindricality by the waist shape annular groove of offering on the drive sleeve body 6 and separates cavity 7, in cylindricality was separated cavity 7, solidliquid mixture is rotation at a high speed under the effect of the separate blade 8 of particular design, realizes elementary Separation of Solid and Liquid; Under the thrust of separate blade 8, enter the separation cone 9 of rotation at a high speed through the solidliquid mixture after the primary separation, solidliquid mixture is to move with the spiral flow form in separating cone 9, and from wall to be formed centrally two kinds of spiral streamlines that the direction of motion is opposite, outer solid flows to sand setting section 10 and forms outer eddy flow, and discharges via sediment outflow pipe 13; Internal liquid forms inward turning and flows to and flow to discharger 1 and discharge, thereby realizes Separation of Solid and Liquid.

Claims

1, a kind of vertical rotational flow separation machine, mainly separate cavity, separate blade, separation cone, sand setting section, sediment outflow pipe, discharger and seperator fixed rack and form by belt pulley, drive sleeve body, pulp-inlet pipe and slurry intake chamber body, cylindricality, it is characterized by: drive sleeve body (6) top is connected with belt pulley (2), and the middle part is connected with self-aligning bearing (4); Drive sleeve body (6), cylindricality are separated cavity (7), separation cone (9) is connected by bolt respectively downwards successively with sand setting section (10), and all are provided with the seam location in the end; Separate blade (8) is welded on cylindricality to be separated on the cavity (7), sediment outflow pipe (13) is connected with bolt with lower bearing body (12), sand setting section (10) goes up installs lower thrust-bearing (11), lower bearing body (12) is connected with seperator fixed rack (14), discharger (1) is connected and fixed by draw-in groove with seperator fixed rack (14), and self-aligning bearing (4) is positioned on the same center line with lower thrust-bearing (11).

2, a kind of vertical rotational flow separation machine according to claim 1 is characterized in that: the top of drive sleeve body (6) is cylindricality and offers keyway, and the middle part shaft shoulder is connected with self-aligning bearing (4), and the lower end is that plate-like offers waist shape annular groove.

3, a kind of vertical rotational flow separation machine according to claim 1 is characterized in that: separate blade (8) be shaped as spatial warping, number is 4-6, the shaft section that separates cavity (7) with cylindricality is 20 ° of-40 ° of inclination angles and is welded on cylindricality and separates on the cavity (7); The infundibulate that is shaped as down of separating cone (9).

4, a kind of vertical rotational flow separation machine according to claim 1, it is characterized in that: the pulp-inlet pipe of pulp-inlet pipe and slurry intake chamber body (5) is opened in the side, the slurry intake chamber body is an annulated column shape, is provided with the two seals circle between pulp-inlet pipe and slurry intake chamber body (5) and the drive sleeve body (6).

5, a kind of vertical rotational flow separation machine according to claim 1, it is characterized in that: the axis of the axis of discharger (1) and drive sleeve body (6) has the gap of 2-4mm at same position between the inwall of the outer wall of discharger (1) and drive sleeve body (6).

6, a kind of vertical rotational flow separation machine according to claim 1, it is characterized in that: fixedly connected shared three places of seperator main body and seperator fixed rack (14): first discharger (1) is connected by draw-in groove with seperator fixed rack (14), two to be upper bearing (metal) glands (3) be connected with seperator fixed rack (14) by bolt or welding for it, and it three is to be connected with seperator fixed rack (14) by bolt on the lower bearing body (12).