Dynamic mixing core and dynamic mixer

Abstract

The utility model relates to the technical field of dynamic mixer accessories, and particularly discloses a dynamic mixing core and a dynamic mixer applying the dynamic mixing core, a forward rotation blade group and a backward rotation blade group are respectively arranged on a connecting shaft, and each of the forward rotation blade group and the backward rotation blade group comprises a plurality of rotor fins; the rotor wing directions of the rotor wings on the forward rotation blade group and the rotor wing directions of the rotor wings on the reverse rotation blade group are opposite, so that when the dynamic mixing core is used for stirring and mixing liquid, as the rotor wing directions of the forward rotation blade group and the reverse rotation blade group are opposite, the liquid is stirred along with the rotation of the mixing core; liquid can be driven to flow in different directions from top to bottom, so that the liquid can be quickly and uniformly mixed or chemical reaction between the liquid can be quickly promoted.

Description

TECHNICAL FIELD

[0001] The utility model relates to dynamic mixer accessory technical field especially relates to a kind of dynamic mixing core and the dynamic mixer of application this dynamic mixing core. BACKGROUND

[0002] Current in chemical industry, mixer is very common key component, mixer is divided into dynamic mixer and static mixer, static mixer has fast response, can work continuously, but static mixer has the disadvantage of bad mixing effect, so in the equipment with higher mixing effect requirement, dynamic mixer is mostly used, for dynamic mixer, some mixing cylinders can be mixed by large amplitude to ensure the sufficient mixing of multi-component liquid material, so the machine structure is complex, secondly, it will cause the impact on machine whole, so most dynamic mixers adopt the effect of dynamic mixing realized by rotating mixing core so that stirring blade on mixing core;

[0003] Prior art 1 with publication number CN211069834U discloses a kind of dynamic mixer structure that can improve mixing effect, wherein upper stirring spiral band is welded on stirring core shaft by support rod, lower part of stirring core shaft is processed with end stirring spiral band, but since the part that generates stirring effect in prior art 1 is spiral band, and the rotation direction of spiral band is consistent, so it is easy to cause the defect of uneven liquid mixing;

[0004] Prior art 2 with publication number CN205833006U discloses a kind of fast dynamic mixer, wherein convex strip is arranged on the outer circumferential side of mixing shaft, and the convex strip is arranged around the center axis of mixing shaft, since the stirring effect in prior art 2 is generated by rotating convex strip driven by mixing shaft, so as to mix liquid, but since the convex strip is arranged around mixing shaft, so the mixing path caused to liquid during stirring is relatively single, so the liquid mixing effect is not obvious.

[0005] In view of the defects in the above prior art, it is urgent to develop a kind of dynamic mixing core that can quickly improve liquid mixing effect.

[0006] The technical problem to be solved by the present application is to design a kind of dynamic mixing core that can quickly improve liquid mixing effect and the dynamic mixer of application this dynamic mixing core. UTILITY MODEL CONTENT

[0007] In order to overcome the deficiencies of the prior art, the purpose of the utility model is to provide a kind of dynamic mixing core that can quickly improve liquid mixing effect and the dynamic mixer of application this dynamic mixing core.

[0008] The utility model discloses a technical scheme which is: a dynamic mixing core, comprising a connecting shaft, a plurality of stirring blade groups are sequentially arranged on the connecting shaft, the stirring blade group comprises a plurality of positive rotation blade groups on the upper end of the connecting shaft and a plurality of reverse rotation blade groups on the lower end of the connecting shaft, each positive rotation blade group and reverse rotation blade group comprises a plurality of rotor blades, the rotor direction of the rotor blade on the positive rotation blade group and the rotor direction of the rotor blade on the reverse rotation blade group are oppositely arranged.

[0009] In some embodiments, each positive rotation blade group and reverse rotation blade group comprises a sleeve, and the sleeve is limitingly and fixedly connected with the connecting shaft.

[0010] In some embodiments, the rotor blades are arranged on the side edges of the sleeves, and the rotor blades are equidistantly arranged on the side edges of the sleeves.

[0011] In some embodiments, the number of positive rotation blade groups and reverse rotation blade groups is the same.

[0012] In some embodiments, the connecting mode between the sleeve and the connecting shaft is welding; or

[0013] The connecting mode between the sleeve and the connecting shaft is fixed by using a locking piece.

[0014] In some embodiments, the rotor blades are made of 304 stainless steel; or

[0015] 316L stainless steel material.

[0016] In some embodiments, the rotor blades on the positive rotation blade group are correspondingly arranged in the vertical direction, the rotor blades on the reverse rotation blade group are correspondingly arranged in the vertical direction, and the rotor blades on the positive rotation blade group and the rotor blades on the reverse rotation blade group are arranged in the vertical direction.

[0017] In some embodiments, the upper end and the lower end of the connecting shaft are each provided with a plurality of positive rotation blade groups, and a single reverse rotation blade group is arranged between the positive rotation blade groups on the upper end and the lower end of the connecting shaft; or

[0018] A plurality of reverse rotation blade groups are arranged between the positive rotation blade groups on the upper end and the lower end of the connecting shaft.

[0019] In some embodiments, the positive rotation blade groups and the reverse rotation blade groups are arranged in a staggered manner on the connecting shaft.

[0020] A dynamic mixer, comprising the dynamic mixing core of any one of the above embodiments.

[0021] The utility model discloses a technical effect has as follows: be equipped with positive rotation blade group and counter-rotation blade group respectively on connecting shaft, and single positive rotation blade group and counter-rotation blade group all include several rotor blades, and the rotor direction of rotor blade on positive rotation blade group and the rotor direction of rotor blade on counter-rotation blade group are opposite arrangement, so when utilizing the dynamic mixing core to carry out the stirring mixing to liquid, owing to the rotor direction of rotor blade on positive rotation blade group and counter-rotation blade group is opposite arrangement, along with the rotation stirring of mixing core, can drive liquid to flow in different direction from top to bottom, thereby can make liquid fast mixing even or fast promote the chemical reaction between liquid. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is structural schematic diagram of dynamic mixing core of the utility model embodiment 1;

[0023] Figure 2 It is single positive rotation blade group structural schematic diagram of dynamic mixing core of the utility model embodiment 1;

[0024] Figure 3 It is structural schematic diagram of dynamic mixing core of the utility model embodiment 2;

[0025] Figure 4 It is structural schematic diagram of dynamic mixing core of the utility model embodiment 3.

[0026] The label and name in drawing correspond as follows: 1, connecting shaft;2, stirring blade group;20, positive rotation blade group;21, counter-rotation blade group;22, rotor blade;23, sleeve;24, limit hole. DETAILED DESCRIPTION

[0027] The technical scheme in the utility model embodiments will be described clearly and completely below in conjunction with the drawings of the utility model embodiments, and obviously, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor all belong to the range of the utility model protection.

[0028] Embodiment 1: please refer to Figures 1-2The utility model provides a technical scheme: a kind of dynamic mixing core, including connecting shaft 1, which is sequentially provided with stirring vane group 2 from top to bottom, wherein stirring vane group 2 includes several positive vane groups 20 and several reverse vane groups 21, positive vane group 20 is all arranged at the upper end of connecting shaft 1, and reverse vane group 21 is all arranged at the lower end of connecting shaft 1, and each positive vane group 20 and reverse vane group 21 include several rotor blades 22, wherein the rotor direction of rotor blade 22 on positive vane group 20 and the rotor direction of rotor blade 22 on reverse vane group 21 are reversely arranged, so when mixing liquid, since connecting shaft 1 is respectively provided with positive vane group 20 and reverse vane group 21, and the rotor direction of rotor blade 22 on positive vane group 20 and the rotor direction of rotor blade 22 on reverse vane group 21 are reversely arranged, when using the dynamic mixing core to mix liquid, liquid flows in different directions from top to bottom due to the influence of the rotor direction of rotor blade 22, so that the flow mixing property of liquid is greatly promoted, and the mixing effect between different liquids can be quickly promoted, if the dynamic mixing core is applied to the stirring mixing of chemical industry, the chemical reaction between different liquids can be quickly promoted.

[0029] Each positive vane group 20 and reverse vane group 21 include sleeve 23, limit hole 24 is arranged in the middle of sleeve 23, connecting shaft 1 is limit fixedly installed between limit hole 24 to be fixedly installed with positive vane group 20 and reverse vane group 21 respectively, to ensure the connection stability between sleeve 23 and connecting shaft 1, the connection mode between sleeve 23 and connecting shaft 1 can adopt welding fixation, or locking hole can be correspondingly arranged on sleeve 23 and connecting shaft 1 respectively, then locking piece is locked and fixed by passing through locking hole, so that sleeve 23 and connecting shaft 1 are locked and fixed, wherein locking piece can adopt locking screw or other locking piece.

[0030] To ensure the mixing uniformity of liquid, rotor blade 22 is arranged at the side of sleeve 23, and rotor blade 22 is equidistantly arranged at the side of sleeve 23, and the number of positive vane group 20 and reverse vane group 21 is the same from top to bottom on connecting shaft 1.

[0031] To ensure the rigidity of rotor blade 22 and avoid the rust of rotor blade 22 from affecting liquid chemical reaction, rotor blade 22 is made of 304 stainless steel or 316L stainless steel material.

[0032] To further ensure the mixing uniformity of liquid, rotor blade 22 on positive vane group 20 is correspondingly arranged up and down, and rotor blade 22 on reverse vane group 21 is also correspondingly arranged up and down, but rotor blade 22 on positive vane group 20 at the upper end of connecting shaft 1 and rotor blade 22 on reverse vane group 21 at the lower end of connecting shaft 1 are vertically misaligned.

[0033] Embodiment 2: Please refer to Figure 3 The utility model provides another technical scheme: a dynamic mixing core, wherein a plurality of positive rotation blade groups 20 are arranged on the upper end and the lower end of the connecting shaft 1, but a negative rotation blade group 21 is arranged between the positive rotation blade groups 20 on the upper end and the lower end of the connecting shaft 1, or a plurality of negative rotation blade groups 21 are arranged between the positive rotation blade groups 20 on the upper end and the lower end of the connecting shaft 1, so that the liquid can flow in different directions from top to bottom, thereby improving the mixing effect.

[0034] Embodiment 3: Please refer to Figure 4 The utility model provides another technical scheme: a dynamic mixing core, wherein the positive rotation blade groups 20 and the negative rotation blade groups 21 are arranged in an alternating manner from top to bottom on the connecting shaft 1, so that the liquid can flow in different directions from top to bottom, thereby improving the mixing effect.

[0035] Embodiment 4: The utility model provides another technical scheme: a dynamic mixer, which adopts any one of the dynamic mixing cores in the above embodiments 1-3, so that the mixing effect can be greatly improved or the chemical reaction between the liquids can be quickly promoted when the liquids are stirred and mixed.

[0036] The working principle of the utility model is as follows: the positive rotation blade groups 20 and the negative rotation blade groups 21 are arranged on the connecting shaft 1, and each positive rotation blade group 20 and each negative rotation blade group 21 comprises a plurality of rotor blades 22, and the rotor direction of the rotor blades 22 on the positive rotation blade group 20 is opposite to the rotor direction of the rotor blades 22 on the negative rotation blade group 21, so that when the dynamic mixing core is used to stir and mix the liquids, the liquids can flow in different directions from top to bottom due to the opposite arrangement of the rotor directions of the positive rotation blade groups 20 and the negative rotation blade groups 21, and the liquids can be quickly and uniformly mixed or the chemical reaction between the liquids can be quickly promoted by the rotation and stirring of the mixing core.

[0037] Finally, it should be pointed out that the above description is only a preferred example of the utility model and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, and for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified or some technical features can be replaced equivalently. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A dynamic hybrid core, characterized in that, The connecting shaft is sequentially provided with stirring blade groups in up and down directions, the stirring blade groups include a plurality of positive rotation blade groups at the upper end of the connecting shaft and a plurality of negative rotation blade groups at the lower end of the connecting shaft, each of the positive rotation blade group and the negative rotation blade group includes a plurality of rotor blades, the rotor blades on the positive rotation blade group and the rotor blades on the negative rotation blade group are oppositely arranged, each of the positive rotation blade group and the negative rotation blade group includes a sleeve, the sleeve is limitingly and fixedly connected with the connecting shaft, the rotor blades are arranged at the side of the sleeve, and the rotor blades are equidistantly arranged at the side of the sleeve.

2. The dynamic hybrid core of claim 1, wherein, The number of the positive rotation blade groups is the same as that of the negative rotation blade groups.

3. The dynamic hybrid core of claim 1, wherein, The connecting mode between the sleeve and the connecting shaft is welding; or The connecting mode between the sleeve and the connecting shaft is fixed by using a locking piece.

4. The dynamic hybrid core of claim 1, wherein, The rotor blades are made of 304 stainless steel; or 316L stainless steel material.

5. The dynamic hybrid core of claim 1, wherein, The rotor blades on the positive rotation blade group are correspondingly arranged in up and down directions, the rotor blades on the negative rotation blade group are correspondingly arranged in up and down directions, and the rotor blades on the positive rotation blade group and the rotor blades on the negative rotation blade group are oppositely arranged in a vertical direction.

6. The dynamic hybrid core of claim 1, wherein, The upper end and the lower end of the connecting shaft are each provided with a plurality of positive rotation blade groups, and a single negative rotation blade group is arranged between the positive rotation blade groups at the upper end and the lower end of the connecting shaft; or A plurality of negative rotation blade groups are arranged between the positive rotation blade groups at the upper end and the lower end of the connecting shaft.

7. The dynamic hybrid core of claim 1, wherein, The positive rotation blade groups and the negative rotation blade groups are staggered and arranged on the connecting shaft.

8. A dynamic mixer characterized by, The dynamic mixer comprises the dynamic mixing core of any one of claims 1-7.

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