CN202155218U

CN202155218U - High-shear colloid mill

Info

Publication number: CN202155218U
Application number: CN2011202480490U
Authority: CN
Inventors: 惠佳萍; 惠国荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-07-14
Filing date: 2011-07-14
Publication date: 2012-03-07
Anticipated expiration: 2021-07-14

Abstract

The utility model relates to a high-shear colloid mill which comprises a main case, a motor, and a main shaft which is fixed on a motor shaft, wherein a core grinding impeller is fixed at the tail end of the main shaft, and a core grinding inner net is fixed on the core grinding impeller; a shaft sleeve is arranged on the main shaft; the main case is installed outside the shaft sleeve through a flange on the inner end surface; the other end of the main case is connected with a flange on the outer end surface through a partition plate to form a closed cavity; a working cavity is formed outside the shaft sleeve through the partition plate and the flange on the outer end surface, and is connected with a liquid inlet and a liquid outlet respectively; a core grinding outer net is installed at the flange on the outer end surface through a connecting piece; and the outer ring of the core grinding inner net is positioned in the inner ring of the core grinding outer net, and a gap is reserved between the core grinding inner net and the core grinding outer net. In the utility model, flocculation flow generated in the narrow gap between the core grinding outer net and the core grinding inner net is utilized for conducting high-speed intensive hydraulic shearing, centrifugal extruding, impacting and grinding on materials so as to finish continuous scattering, creaming and crushing of the materials, the shearing effect is good, the efficiency is good, and the production efficiency and the product quality can be effectively improved.

Description

High-shear colloid mill

Technical field

The utility model relates to the emulsifying materials apparatus field, relates in particular to the device that high viscosity and the high suspension of solid content are disperseed, emulsion carried out emulsification.

Background technology

In the prior art, be used for the emulsifying device of emulsification, dissolving, dispersion and the homogeneous of material, ubiquity emulsification degree is not enough, the dispersion and emulsion poor effect, and dispersing and mixing is inhomogeneous down in going up, and mixing time is long, suspension is arranged, dead angle and shortcoming such as can energy consumption excessive.

The utility model content

The applicant provides a kind of high-shear colloid mill to shortcoming described in the above-mentioned prior art, and shear effect is good, efficient is high, alternative many single shearings and traditional colloid mill, improve production efficiency and product quality greatly.

The technical scheme that the utility model adopted is following:

High-shear colloid mill comprises casing, motor, is fixed on the main shaft on the motor shaft, at the terminal fixedly core grinding impeller of main shaft, is fixed with the core grinding Intranet on the said core grinding impeller; On the said main shaft axle sleeve is installed, axle sleeve is installed casing through the inner face flange outward, and the other end of casing is connected with the outer face flange through dividing plate, forms enclosed cavity; Axle sleeve forms working chamber through dividing plate and outer face flange outward, and said working chamber connects inlet and liquid outlet respectively; Said outer face flange is installed the core grinding outer net through connector, and the outer ring of said core grinding Intranet is positioned within the inner ring of core grinding outer net, leaves the space between the two.

Further technical scheme is:

Said core grinding Intranet is a tubular, the periphery of the cylindrical shell rectangular opening that evenly distributes;

Said core grinding outer net is a tubular, the periphery of the cylindrical shell mounting hole that evenly distributes;

Said inner face flange, flange are fixed on the said axle sleeve, and axle sleeve is embedded with leak stopping ring and leak stopping packing ring, and the outside of said inner face flange is equipped with the water clock groove;

Be provided with working chamber in the cavity that said casing and two side flanges constitute, said working chamber diaphragm rings is in the said axle sleeve outside, and the other end is fixed on the flange bracket;

Said core grinding impeller inboard is provided with small impeller, and the small impeller other end and the main shaft shaft shoulder offset.

The beneficial effect of the utility model is following:, grinding main to be cut into is auxilliary; Wadding stream through forming in the close clearance between core grinding outer net, the core grinding Intranet carries out continuous dispersion, emulsification and the pulverizing that material is accomplished in high speed, strong fluid power shearing, centrifugal extruding, bump and grinding to material; Shear efficiency is increased substantially; And can guarantee all compounds through high-shear colloid mill, and a moulding, the polymer smallest particles can reach 0.1um; Alternative many single shearings and traditional single colloid mill.

Description of drawings

The structural representation of Fig. 1 the utility model.

Fig. 2 is the front view of core grinding outer net among Fig. 1.

Fig. 3 is the vertical view of core grinding outer net among Fig. 1.

Fig. 4 is the front view of core grinding Intranet among Fig. 1.

Fig. 5 is the vertical view of core grinding Intranet among Fig. 1.

The specific embodiment

As shown in Figure 1, high-shear colloid mill comprises motor 1, and motor 1 usefulness bolt is installed on the base 30, connects main shaft 5 through key 4 on the motor shaft, and trip bolt 28 is set on main shaft 5, prevents main shaft 5 axial floats; Mounting flange 2 on motor 1 end face, flange 2 is connected with tubular closure plate 3, and floor, the downside opening of tubular closure plate 3 are set on the tubular closure plate 3 at interval; Also be provided with axle sleeve 7 on the main shaft 5, there is asbestos washer 20 axle sleeve 7 inside, and the outside is connected with inner face flange 6, and inner face flange 6 is connected with tubular closure plate 3, and leak stopping ring 25 is embedded in the axle sleeve 7 and is fixed by bolts on the inner face flange 6 of axle sleeve 7 peripheries; Inner face flange 6 is connected with casing 10, and casing 10 downsides are provided with floor 23, and floor 23 is connected with base plate 29, and base plate 29 is fixed on the base 30; The other end of casing 10 is connected with toroidal membrane 11, and toroidal membrane 11 is connected with outer face flange 12; The upper side of casing 10 is provided with through hole, and liquid outlet 9 is installed in the through hole; Outer face flange 12 is provided with through hole, and through hole connects inlet 17, and the inner face adpting flange 13 of inlet 17 is provided with through hole equally on the flange 13, is connected through cylindrical partition between flange 13 and the outer face flange 12.From the above mentioned; Inner face flange 6, casing 10, toroidal membrane 11 and outer face flange 12 constitute an enclosed cavity 26, in this enclosed cavity 26, establish working chamber 19 in addition, and the formation of working chamber 19 is following: the outside clutch disk shape dividing plate 24 of axle sleeve 7; Disc dividing plate 24 lateral surfaces connect cylindrical partition 21; Cylindrical partition 21 upper sides have through hole, and the through hole is connected with the outer face of liquid outlet 9, and the other end of cylindrical partition 21 is connected with toroidal membrane 11.In above-mentioned enclosed cavity 26, the end of main shaft 5 carries out axial restraint through key 16 fixed installation core grinding impellers 18 with nut 15; Inner face at the core grinding impeller is provided with small impeller 8, and the shaft shoulder of the other end of small impeller 8 and main shaft 5 offsets; On core grinding impeller 18, with bolt core grinding Intranet 22 is installed, like Fig. 4, shown in 5, core grinding Intranet 22 is a tubular, the periphery of the cylindrical shell rectangular opening 32 that evenly distributes; With bolt core grinding outer net 14 is installed on the flange 13, like Fig. 2, shown in 3, core grinding outer net 14 is a tubular, the periphery of the cylindrical shell mounting hole 31 that evenly distributes; The outer ring of core grinding Intranet 22 is positioned within the core grinding outer net 14, and leaves the space between the two.

During work; Material gets in the inner chamber of tubular core grinding Intranet 22 from inlet 17; When core grinding Intranet 22 is rotated at a high speed with main shaft 5; Wadding stream through forming in the narrow gap between core grinding Intranet 22 and the core grinding outer net 14 carries out high speed, strong fluid power shearing, centrifugal extruding, bump and grinding to material, thereby accomplishes continuous dispersion, emulsification and the pulverizing of material; In the process of shearing, material passes the rectangular opening 32 on the core grinding Intranet 22, passes the mounting hole 31 on the core grinding outer net 14 again, enters into working chamber 19, flows out from liquid outlet 9 again; In the course of the work, for reducing the fluid pressure of working chamber 19, small impeller 8 is set, rotates with main shaft 5 at an end of core grinding impeller 18; When material when core grinding Intranet 22 rotates into working chamber 19 at a high speed, have partial material and ooze out working chamber, get into enclosed cavity 26; So at inner face flange 6 arranged outside water clock grooves 27; Collect the material that from the gap of leak stopping ring 25, infiltrates, avoid water clock, pollute machine and working environment.

More than describing is the explanation to the utility model, is not the qualification to utility model, and the utility model institute restricted portion is referring to claim, and under situation about conceiving basically without prejudice to the utility model, the utility model can be done any type of modification.

Claims

1. a high-shear colloid mill comprises casing, motor, is fixed on the main shaft on the motor shaft, it is characterized in that: at the terminal fixedly core grinding impeller of main shaft, be fixed with the core grinding Intranet on the said core grinding impeller; On the said main shaft axle sleeve is installed, axle sleeve is installed casing through the inner face flange outward, and the other end of casing is connected with the outer face flange through dividing plate, forms enclosed cavity; Axle sleeve forms working chamber through dividing plate and outer face flange outward, and said working chamber connects inlet and liquid outlet respectively; Said outer face flange is installed the core grinding outer net through connector, and the outer ring of said core grinding Intranet is positioned within the inner ring of core grinding outer net, leaves the space between the two.

2. high-shear colloid mill as claimed in claim 1 is characterized in that: said core grinding Intranet is a tubular, the periphery of the cylindrical shell rectangular opening that evenly distributes.

3. high-shear colloid mill as claimed in claim 1 is characterized in that: said core grinding outer net is a tubular, the periphery of the cylindrical shell mounting hole that evenly distributes.

4. high-shear colloid mill as claimed in claim 1 is characterized in that: said inner face flange, flange are fixed on the said axle sleeve, and axle sleeve is embedded with leak stopping ring and leak stopping packing ring, and the outside of said inner face flange is equipped with the water clock groove.

5. high-shear colloid mill as claimed in claim 1 is characterized in that: said core grinding impeller inboard is provided with small impeller, and the small impeller other end and the main shaft shaft shoulder offset.