CN205570265U

CN205570265U - Bar -shaped vacuum mixing oar

Info

Publication number: CN205570265U
Application number: CN201620318688.2U
Authority: CN
Inventors: 苏安国; 计燕晨
Original assignee: Beijing Meckey Machinery Engineering Co Ltd
Current assignee: Beijing Meckey Machinery Engineering Co Ltd
Priority date: 2016-04-18
Filing date: 2016-04-18
Publication date: 2016-09-14
Anticipated expiration: 2026-04-18

Abstract

The utility model relates to a bar -shaped vacuum mixing oar, this bar -shaped vacuum mixing oar include the stirring disc, the stirring rod, and the (mixing) shaft, at two stirring discs of the axial direction parallel arrangement of (mixing) shaft, every stirring disc has 4 stirring rod, stirring rod and (mixing) shaft all are hollow cylinder structures, and every stirring rod all is linked together with the (mixing) shaft. 4 stirring rod on every stirring disc all are the equipartition settings. Two 8 stirring rod that stir on the disc also are the equipartition each other, and the contained angle between every stirring rod is 45 degrees promptly. The utility model discloses a material high speed centrifugation acceleration can be given to the stirring rake, makes the interior air of material and admission pipe take place emulsification to at a high speed strike the liquid phase, reach that the material is abundant even with the material, the abundant combination of material and air, stirring effectual. Simultaneously, the area that the stirring was participated in to this oar is little, and the material is low to the resistance of stirring rake, and equipment configuration's agitating power is little, has reduced the energy consumption, simple structure, it is easy to manufacture.

Description

Bar-shaped vacuum stirring oar

Art

This utility model relates to the biological skill such as churned mechanically aerobic fermentation tank, seed tank Art field, the bar-shaped vacuum stirring oar that a kind of fermentation tank, reactor use.

Background technology

Agitator is one of fermentation tank, reactor critical component, according to different medium in still Physical performance, capacity, stirring purpose select corresponding agitator, to promoting chemical reaction Speed, raising production efficiency can play the biggest effect, in fermentable, biochemical industry Etc. in industry, generally require different material mix homogeneously, make material fully with in air Or gas contact, improving the dissolved oxygen inside liquid, this needs exist for excellent the stirring of comparison Mixing facility, the mixing effect of stirring paddle directly determines that material is in the contact area of air, contact Dissolved oxygen concentration in the biggest material of area is the highest, the effect of existing stirring paddle dissolved oxygen Difference, in compressed air, the utilization rate ratio of oxygen is relatively low.

Owing to current fermentation industry is low to the utilization rate of air, so fermentable industry one As all select powerful air compressor machine, so energy consumption is high.Meanwhile, in existing microorganism In fermentation and biochemical lines material stirring technology, usually material is due to the high speed of blade Rotate and produce motive force, promoted by blade and produce motion, the sky entered from fermentation tank bottom Gas spreads into fine particle owing to the high speed rotating of blade beats air, increases the meltage of oxygen, The granularity that the rotating speed of stirring is smashed the soonest is the least, and the granularity that the width of stirring paddle is smashed the most greatly is also The least, thus the form of existing stirring paddle smash air or the granule of gas less be limited Degree, so the utilization rate of air is low, the power of configuration is higher, the mixing effect of stirring paddle The most just become a key link of restriction fermentation unit height.

Utility model content

The purpose of this utility model is the weak point existed for existing stirring paddle, proposes A kind of bar-shaped vacuum stirring oar.Make this stirring paddle can make material and material and material and air Or the mutual emulsifying of gas, greatly improve the oxygen (gas) meltage in material, Improve the yield of fermentation unit, solve fermentable, biochemical lines air utilization ratio Low phenomenon.

The horizontal contact surface of bar-shaped stirring paddle of the present utility model and material be an arc surface and Contact area is little, does not relies on contact surface and promotes material to transport to stir material, so material Little to the resistance of stirring paddle, the power of motor of stirring configuration is little thus reduces power consumption.

Principle of the present utility model is: bar-shaped vacuum stirring oar, material is close by stirring paddle One end of axle enters, and due to the rotation of stirring paddle, the material inside bar-shaped vacuum stirring oar is subject to To a centrifugal force, accelerated motion inside hollow stirring paddle, from bar-shaped vacuum stirring oar stream The liquid outside liquid at high speed impact stirring paddle gone out.Further, this utility model is to accelerate fortune Dynamic and high speed impact is theoretical basis, owing to the diameter of stirring paddle is outside by the position near axle Increasing, the travel line speed of the most each position also just increases, and material is from stirring paddle Axle head enters the inside of bar-shaped vacuum stirring oar, then is flowed out at a high speed by the other end, and material is adding Can be with gas generation emulsifying during speed motion, material high-speed flows out from stirring paddle and impacts outside Material can make again the air generation emulsifying of liquid and needs, and so stirring ratio is more uniform, dissolves Oxygen mixing effect is preferable.

In order to reach foregoing invention purpose, the technical solution of the utility model is achieved in that

This bar-shaped vacuum stirring oar includes stirring disk, and stirring rod, shaft, at shaft Axial direction be arranged in parallel two and stir disk, each stirring disk has 4 stirring rod； Stirring rod and shaft are all hollow cylinder structures, and each stirring rod is all connected with shaft.

4 stirring rod on each stirring disk are uniform settings.Two stirring disks On 8 stirring rod be the most also uniform, the angle between the most each stirring rod is 45 degree.

The beneficial effects of the utility model are: bar-shaped vacuum stirring oar can give material one at a high speed Centrifugal acceleration, makes material and the air generation emulsifying entered in pipe, and high speed impact liquid Phase, reaches material and material is full and uniform, material combines with the abundant of air.

Meanwhile, the area that bar-shaped vacuum stirring oar participates in stirring is little, the material resistance to stirring paddle Power is low；The power of agitator of equipment configuration is little, reduces energy consumption；Stirring liquid can occur emulsifying, That stirs is effective；Stirring paddle simple in construction, manufactures easily；Avoid turbulent phenomenon, make Material must be stirred more uniform.

Other features and advantages of the utility model will illustrate in the following description, and, Partly become apparent from description, or understand by implementing this utility model. The purpose of this utility model and other advantages can by the description write, claims, And specifically noted structure realizes and obtains in accompanying drawing.

Accompanying drawing explanation

Explanation further details of to this utility model with embodiment below in conjunction with the accompanying drawings.In order to It is illustrated more clearly that the technical scheme in this utility model embodiment technology, below will be to enforcement In the description of example technology, the required accompanying drawing used is briefly described, it should be apparent that below, Accompanying drawing (except prior art diagram) in description is only embodiments more of the present utility model, For those of ordinary skill in the art, in the following detailed description, this utility model Above-mentioned purpose, feature and advantage will be apparent to；And do not paying creative work Under premise, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is to use the fermentation tank structural representation of stirring paddle in prior art

Fig. 2 is stirring paddle structural representation of the prior art

Fig. 3 is stirring disc structure schematic diagram of the prior art

Fig. 4 is bar-shaped vacuum stirring paddle structure schematic diagram of the present utility model

Fig. 5 is that bar-shaped vacuum stirring oar of the present utility model stirs disc structure schematic diagram

Fig. 6 is the A-A cutaway cross-sectional view of Fig. 4

Numeral and the corresponding component title represented by letter in figure:

1 bar-shaped vacuum stirring oar

2 stirring disks

3 stirring rod

4 shafts

Detailed description of the invention

Hereinafter, of the present utility model preferred embodiment is explained in detail with reference to the accompanying drawings.Before this It should be noted that term or word used in this specification and claims book can not Limited interpretation is the implication in common implication or dictionary, and should be based in order to most preferably Mode illustrates the principle that the concept of term can suitably be defined by its practical hair person of good sense It is construed to meet implication and the concept of this utility model technological thought.Therewith, this specification institute Record embodiment and accompanying drawing in represent structure be this utility model most preferred embodiment it One, technological thought of the present utility model can not be represented completely, it will therefore be appreciated that for The various equivalents and variation that can be replaced may be there are for this utility model.

Such as, in the middle of description and claim, some vocabulary is employed to censure specific group Part.Those skilled in the art are it is to be appreciated that hardware manufacturer may claim with different nouns Exhale same assembly.This specification and claims are not used as distinguishing with the difference of title The mode of assembly, but the criterion distinguished it is used as with assembly difference functionally.Logical " comprising " mentioned in the middle of piece description and claim is an open language, therefore should solve It is interpreted into " comprise but be not limited to "." substantially " refer in receivable range of error, ability Field technique personnel can solve described technical problem in the range of certain error, basically reaches institute State technique effect.Additionally, " coupling " word comprises at this and any directly and the most electrically connects Catcher section.Therefore, if a first device is coupled to one second device described in literary composition, then represent Described first device can directly be electrically connected at described second device, or by other devices or Connection means are electrically connected to described second device indirectly.Description subsequent descriptions is for implementing Better embodiment of the present utility model, right described description is to illustrate of the present utility model one As for the purpose of principle, be not limited to scope of the present utility model.Guarantor of the present utility model Scope of protecting is when being as the criterion depending on the defined person of claims.

As shown in figures 1 to 6, bar-shaped vacuum stirring oar 1 of the present utility model includes stirring disk 2, Stirring rod 3, shaft 4, the axial direction at shaft 4 be arranged in parallel two and stirs disk 2, each stirring disk 2 has 4 stirring rod 3；Stirring rod 3 and shaft 4 are all empty Heart column structure, each stirring rod 3 is all connected with shaft 4.

4 stirring rod 3 on each stirring disk 2 are uniform settings.Two stirrings 8 stirring rod 3 on disk 2 are the most also uniform, the most each stirring rod 3 it Between angle be 45 degree.

Bar-shaped vacuum stirring oar of the present utility model, comprises stirring rod, stirring disk and stirring Axle three part.Preferably stirring paddle mode there are eight hollow stirring rod, the material being stirred With gas can together with big flow through stirring rod accelerated motion, be stirred rod accelerated motion Material high speed impact jar again inside material and gas so that what material was stirred More abundant, material and gas generation emulsifying, increase gas dissolving inside material.Rod The stirring paddle of shape vacuum stirring oar is uniformly distributed on stirring disk, and is distributed in same flat The angle of face, stirring rod and stirring rod is for for 45 degree, and stirring rod and disk are in parallel position.

The vacuum principle of bar-shaped vacuum stirring oar is, bar-shaped vacuum stirring oar at device interior, Can be full of in stirring paddle when shaft stands motionless and need the material of stirring, when stirring starts When motion rotates, the centrifugal force that the material inside stirring paddle will be rotated.At centrifugal force The lower material of effect can be to the end movement of stirring paddle, owing to material is to stirring paddle end parts, Stirring paddle leading portion will form relative vacuum state, the closer to the end centrifugal force of stirring paddle The biggest, the fastest centrifugal force of running speed of stirring paddle is the biggest, the material of stirring paddle front end and Gas will enter in stirring paddle under the effect of vacuum power.

Material in bar-shaped vacuum stirring oar accelerates the principle of flowing, each point on stirring paddle Rotary rpm is the same, but says each cross section operation on stirring paddle diametrically Linear velocity is different, and owing to each residing radius is different, linear velocity is also the most different, The girth that the face of the position that radius is the biggest is run is the biggest, and linear velocity is the fastest, so material By axle head with little linear velocity enter stirring paddle then with linear velocity at a high speed from stirring paddle stream Go out.

Although it is of the present utility model some to it should be noted that described above illustrate and describes Preferred embodiment, but as previously mentioned, it should be understood that this utility model is not limited to institute herein The form disclosed, is not to be taken as the eliminating to other embodiments, and can be used for various other Combination, amendment and environment, and can pass through in utility model contemplated scope described herein Above-mentioned teaching or the technology of association area or knowledge are modified.And those skilled in the art are carried out Change and change without departing from spirit and scope of the present utility model, the most all should in this practicality newly In the protection domain of type claims.

Claims

1. a bar-shaped vacuum stirring oar, this bar-shaped vacuum stirring oar (1) includes stirring circle Dish (2), stirring rod (3), shaft (4), it is characterised in that: at shaft (4) Axial direction be arranged in parallel two and stirs disk (2), and each stirring disk (2) has 4 Stirring rod (3)；Stirring rod (3) and shaft (4) are all hollow-core constructions, each stirring Rod (3) is all connected with shaft (4).

Bar-shaped vacuum stirring oar the most according to claim 1, it is characterised in that: each 4 stirring rod (3) in stirring disk (2) are all uniform settings.

Bar-shaped vacuum stirring oar the most according to claim 2, it is characterised in that: two 8 stirring rod (3) in stirring disk (2) are the most also uniform, the most each Angle between stirring rod (3) is 45 degree.

Bar-shaped vacuum stirring oar the most according to claim 3, it is characterised in that: stirring The profile of rod (3) and shaft (4) is all cylindrical.