CN2609654Y

CN2609654Y - Variable speed stirrer

Info

Publication number: CN2609654Y
Application number: CN03244274.2U
Authority: CN
Inventors: 刘星海
Original assignee: Daqing Wanyida Co ltd
Current assignee: Daqing Wanyida Co ltd
Priority date: 2003-04-13
Filing date: 2003-04-13
Publication date: 2004-04-07
Anticipated expiration: 2013-04-13

Abstract

The utility model discloses a variable speed blender, comprising a motor, a reduction box, a control device, a main control box and a blending unit assemblage. The motor and the reduction box are vertical, the reduction box is connected with the main control box through bolts and connected with a blender main shaft through a joint slack, the lower end of the blender main shaft is inserted into a connecting fixing righting sleeve, and a pedestal of the fixing righting sleeve is fixed with the bottom of a tank body. The reduction box and the blender main shaft are connected by the joint slack, which makes the motor, the reduction box and the blender main shaft coaxial, and resolves the question that the conventional horizontal motor is engaged by gears, the motor gears and the blender main shaft impact during every time starting to damage gear edges, which extends service life of the motor gears. The motor utilizes the control device to vary speed, which can reduce speed, uniform speed and rotate in positive-negative direction, with strong selectiveness and great blending effect. A bearing in the main control box is double sealed by an upper bearing gasket and a lower bearing gasket, with great sealing effect of shaft end.

Description

The speed change agitator

The utility model belongs to mechanical stirring equipment, specifically is the speed change agitator that is applied in the polymer configuration station polymer solution be carried out a kind of adjustable-speed of slaking stirring.

The polymer that the oil field displacement of reservoir oil is used needs to be mixed into solution in advance before use in jar, and then to underground injection, this harmonic process is referred to as slaking.Because polymer solution has certain viscosity, mix the oil displacement efficiency after inhomogeneous impact polymer injects, therefore need to stir with agitator.At present, the agitator that uses in the polymer configuration station is that horizontal machine drive main shaft blade carries out the polymer solution stirring, and there is following problem in this agitator:

1, adopts the right angle form to rotate between horizontal machine and the main shaft,, in the use, when starting at every turn, produce between motor gear and the main shaft to impact and cause tip edge to damage with the conical gear engagement;

2, poor sealing performance in the gear-box, leakage of oil after use a period of time;

3, rotating speed is fixing can not adjust according to technological requirement, is unfavorable for that the slaking of polymer is stirred.

The utility model purpose is to design a kind of speed change agitator at the problems referred to above, is used for field polymers configuration station polymer solution is carried out the slaking stirring, and its mixing speed is adjustable, and is easy to grasp and operation.

The utility model is achieved in that the speed change agitator is made up of motor, reduction box, controller, Main Control Tank, mixing assembly.Motor and reduction box are vertical, vertical buncher is coaxial with vertical reduction box, and it is coaxial with the agitator main shaft, connect with shaft coupling between vertical speed reducer axle and the agitator main shaft, adopt shaft coupling to connect than the easier transmission moment of conical gear, guarantee between motor, reduction box and the agitator main shaft linearly coaxial rotation, vertical reduction box and Main Control Tank Bolt Connection.Main Control Tank is made up of casing, flange, adjusting pad, shaft coupling, bearing, bearing cap, bearing gasket; the case supports of Main Control Tank is being protected the internal structure of Main Control Tank; bearing is conical bearing entad, and the casing side has inspection opening, is convenient to examination and maintenance Main Control Tank internals.Upper coupling in the Main Control Tank connects with the main shaft flat key with vertical reduction box and following shaft coupling and fixes with lock screw, and upper coupling and following shaft coupling are by bolting.Adjusting pad is welded on the middle part of Main Control Tank, and upper bearing (metal) is fixed on the adjusting pad by bearing cap and bearing gasket, and lower bearing is limited to the lower flange place, and metal (upper is used for fixing the agitator main shaft, prevents that the agitator main shaft from sliding up and down.The lower end correspondence of agitator main shaft is with fixedly supporting positive cover, and fixedly the base of supporting positive cover lower end was fixed with a jar end, and the agitator main shaft inserts and is connected and fixed supporting positive cover.Upper bearing (metal) pad and lower bearing are stamped oil sealing and prevent the axle head leakage of oil in the Main Control Tank.Mixing assembly is made up of blade, brachypterism, wheel hub, wheel hub is fixed on three brachypterisms that evenly distribute on the agitator main shaft, and blade is divided into two-layer, up and down 60 ° of installations of blade intersection, it is 30 ° or 45 ° that every layer of blade advances horizontal sextant angle, and each blade is installed a centralizer on lower floor's stirring vane.

The utility model adopts vertical buncher, connect with shaft coupling between vertical reduction box and the agitator main shaft, motor and reduction box are coaxial with the agitator main shaft, solved and formerly adopted gears engaged with horizontal machine, during each the startup, produce between motor gear and the main shaft and impact the problem that causes tip edge to damage, prolonged the service life of motor gear; Vertical buncher utilizes controller to carry out speed change, but reduction of speed, at the uniform velocity but both forward and reverse directions rotates, and selectivity is strong, and mixing effect is good; The Main Control Tank inner bearing adopts two seals at upper bearing (metal) pad and lower ball cover place, and shaft end seal is effective, oil leakage phenomenon can not take place again.

Below in conjunction with the drawings and specific embodiments the utility model is further specified:

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

Fig. 2 is the fixing supporting positive cover structural representation of agitator main shaft in the utility model;

Fig. 3 is a scheme of installation of the present utility model.

1 vertical buncher among the figure, 2 vertical reduction boxes, 3 upper flanges, 4 Main Control Tank housings, 5 upper couplings, 6 case lids, 7 bolts, 8 lock screw, 9 times shaft couplings, 10 upper ball covers, 11 upper bearing (metal) pads, 12 lower shaft rims, 13 lower flanges, 14 lower ball covers, 15 agitator main shafts, 16 blades, 17 brachypterisms, 18 wheel hubs, 19 centralizers, 20 oil sealings, 21 lower bearings, 22 adjusting pads, 23 upper bearing (metal)s, 24 controllers, 25 fixing centralizers, 26 rotary axle box, 27 bearings, 28 movable sleeves, 29 shop bolts, 30 locating shafts, 31 bases, 32 tank bodies, 33 manholes

According to Fig. 1, vertical buncher 1 is an all-in-one with reduction box 2, upper coupling 5, following shaft coupling 9, lower bearing 21, adjusting pad 22, upper bearing (metal) 23 are in Main Control Tank 4, upper and lower bearing, 23,21 is a conical bearing, adjusting pad 22 is welded on the middle part of Main Control Tank 4, upper ball cover 10 connects with adjusting pad 22 usefulness bolting, upper ball cover 10 and upper bearing (metal) pad 11 are fixed by bolts to upper bearing (metal) 23 on the adjusting pad 22 at middle part of Main Control Tank 4, prevent upwards play of agitator main shaft 15, there is oil sealing 20 at upper bearing (metal) pad 11 and lower ball cover 14 places.Lower bearing 21 is limited to lower flange 13 places by on lower ball cover 14 and the lower shaft rim 12 usefulness bolting lower flanges 13 with lower bearing 21, prevents agitator main shaft 15 downward plaies.The inspection opening of Main Control Tank 4 housing sides has case lid 6, fixes with bolt and Main Control Tank 4 housings, when Main Control Tank 4 internals need overhaul, case lid 6 can be unloaded, and overhauls or change parts.Vertical reduction box 2 is used Bolt Connection with Main Control Tank 4, upper coupling 5 is fixed in the connection of the lower end of reduction box 2 flat key and with lock screw, following shaft coupling 9 connects with the upper end flat key of agitator main shaft 15 and fixes with lock screw, and upper coupling 5 is fixing by bolt 7 with following shaft coupling 9.Three brachypterisms 17 in the mixing assembly evenly distribute and are fixed on the wheel hub 18, wheel hub 18 is fixing with agitator main shaft 15, and blade 16 is divided into two-layer, 60 ° of installations of upper and lower blade 16 intersections, it is 45 ° that every layer of blade 16 advances horizontal sextant angle, and each blade is installed a centralizer 20 on lower floor's stirring vane.

Fig. 2 is the fixing structural representation of supporting positive cover of agitator main shaft in the utility model, agitator main shaft fixedly supporting positive cover 25 is made up of rotary axle box 26, bearing 27, movable sleeve 28, shop bolt 29, locating shaft 30, base 31, there is bearing 27 to flexibly connect between rotary axle box 26 and the movable sleeve 28, have locating hole on the locating shaft 30, the position correspondence in hole is in the bottom of movable sleeve 28, screwed in place pin 29 is fixing with movable sleeve 28, locating shaft 30, and the position with rotary axle box 26 limits simultaneously.The base 31 usefulness bolts of locating shaft 30 lower ends are fixedlyed connected with the bottom of tank body 32, and rotary axle box 26 can rotate with agitator main shaft 15 when agitator main shaft 15 with rotary axle box 26 friction takes place.Shop bolt 29 is unloaded in maintenance or when changing parts, pulls down movable sleeve 28, bearing 27, rotary axle box 26 successively and can carry out.

Fig. 3 provides the utility model scheme of installation, and there is the port of an installation agitator polymer tank body 32 tops, and bottom and ground are fixed by pre-packed built-in fitting.Below tank body 32, have a manhole 33, can enter tank body 32 inside to agitator, fixedly supporting positive cover 25 related components are overhauled, safeguarded by manhole 33.Earlier the base 31 usefulness bolts and the built-in fitting of tank body 32 are fixed when installing first, again agitator main shaft 15 is injected in the fixedly supporting positive cover 25 of tank body 32 bottoms, wheel hub 18 is installed then, at last blade 16 is installed on the brachypterism 17 of wheel hub 18, the speed of agitator requires by controller 24 controls according to actual process.

Claims

1, a kind of speed change agitator, form by motor, reduction box, controller, Main Control Tank, mixing assembly, it is characterized in that: motor and reduction box are vertical, connect with shaft coupling (5,9) between reduction box (2) and the agitator main shaft (15), reduction box (2) is connected with Main Control Tank (4) bolt, the lower end of agitator main shaft (15) is inserted and is connected and fixed supporting positive cover (25), and fixedly the base (31) of supporting positive cover (25) is fixed with the bottom of tank body (32).

2, speed change agitator according to claim 1 is characterized in that: described Main Control Tank (4) is by casing, flange (3,13), adjusting pad (22), shaft coupling (5,9), entad conical bearing (23,21), bearing cap (10,14), bearing gasket (11,12) are formed; The casing side of Main Control Tank (4) has inspection opening, and case lid (6) is arranged on the inspection opening; Upper coupling (5) in the case connects with the lower end flat key of reduction box (2) and is fixing with lock screw (8), following shaft coupling (9) connects with the upper end flat key of agitator main shaft (15) and is fixing with lock screw (8), and upper coupling (5) is fixing by bolt (7) with following shaft coupling (9); Adjusting pad (22) is fixed on the middle part of Main Control Tank (4), upper ball cover (10) is fixed on upper bearing (metal) (23) on the adjusting pad (22) with upper bearing (metal) pad (11), lower bearing (21) is used on the bolting lower flange (13) by lower ball cover (14) and lower shaft rim (12), and upper bearing (metal) pad (11) and lower ball cover (14) have been located oil sealing (20).

3, speed change agitator according to claim 1 and 2 is characterized in that: described fixedly supporting positive cover (25) is made up of rotary axle box (26), bearing (27), movable sleeve (28), shop bolt (29), locating shaft (30), base (31); Have bearing (27) to flexibly connect between rotary axle box (26) and the movable sleeve (28), locating shaft has locating hole on (30), and rotary axle box (26) can rotate with agitator main shaft (15) when agitator main shaft (15) with rotary axle box (26) friction takes place.