CN114570273A

CN114570273A - Safe chemical raw material stirring device

Info

Publication number: CN114570273A
Application number: CN202210192651.XA
Authority: CN
Inventors: 徐刚; 路旭东
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-06-03
Anticipated expiration: 2042-03-01
Also published as: CN114570273B

Abstract

The invention belongs to the field of chemical production equipment, and particularly relates to a safe chemical raw material stirring device. The technology includes (mixing) shaft and stirring portion, stirring portion includes the rolling disc, the rolling disc is the cyclic annular hollow structure of cover outside the (mixing) shaft lower extreme, the rolling disc leans on (mixing) shaft one side to be open structure, the outer wall of rolling disc evenly is provided with a plurality of guide shell that become radial setting, guide shell and the inside intercommunication of rolling disc, the (mixing) shaft lower extreme is provided with coupling assembling, and is connected with the rolling disc through coupling assembling. When the rotating disc rotates, the fluid materials in the guide cylinder are thrown outwards by utilizing centrifugal force, the fluid materials are in a circulating flow state, the mixing effect of the fluid materials is realized by flowing impact mixing, the shape structure of the stirring part is improved, the problem that the traditional paddle structure is greatly influenced by resistance and the safety influence is caused is avoided, the continuity of fluid material stirring is met, and meanwhile, the stirring effect of the fluid materials can be met.

Description

Safe chemical raw material stirring device

Technical Field

The invention belongs to the field of chemical production equipment, and particularly relates to a safe chemical raw material stirring device.

Background

Stirring and mixing of raw materials in chemical production are usually completed in a reaction kettle with a stirring mechanism, the stirring mechanism is used as a power source through a driving mechanism such as a motor, and the output rotating speed of the driving motor is changed through a speed reducer so as to reach the rotating speed suitable for the process requirement;

the structure of the stirring mechanism is set into different shapes according to different material forms, the stirring structure for stirring high-viscosity fluid materials such as resin and the like usually mainly adopts a blade structure, and the blade structure is greatly resistant at the initial starting stage, so that the blade structure is easy to damage to influence the production safety and the continuity of production activities.

Disclosure of Invention

According to the defects in the prior art, the technical problems to be solved by the invention are as follows: the utility model provides a safe industrial chemicals agitating unit can improve the security of stirring to and can guarantee the continuity of production under the prerequisite of guaranteeing stirring effect.

Safe industrial chemicals agitating unit, including (mixing) shaft and stirring portion, stirring portion includes the rolling disc, the rolling disc is the cyclic annular hollow structure of cover outside the (mixing) shaft lower extreme, the rolling disc leans on (mixing) shaft one side to be open structure, the outer wall of rolling disc evenly is provided with a plurality of guide shell that become radial setting, guide shell and the inside intercommunication of rolling disc, the (mixing) shaft lower extreme is provided with coupling assembling, and is connected with the rolling disc through coupling assembling.

Further, the (mixing) shaft includes interior axle and outer axle, interior axle both ends all stretch out the outer axle outside, two stirring portion is provided with two, stirring portion is all installed to the lower extreme of interior axle and outer axle, the drive bevel gear is installed to the upper end of interior axle, driven bevel gear is installed to the upper end of outer axle, be provided with intermediate bevel gear between drive bevel gear and the driven bevel gear, intermediate bevel gear and drive bevel gear and driven bevel gear meshing.

Furthermore, the side wall of the rotating disc is provided with mounting holes corresponding to the guide cylinders, the guide cylinders are inserted into the mounting holes, the guide cylinders are in sliding fit with the mounting holes, and the diameter of the outward end of each guide cylinder is smaller than that of the inward end of each guide cylinder.

Furthermore, an elastic connecting piece is arranged between the inward ends of the two adjacent guide cylinders and connected through the elastic connecting piece.

Furthermore, the cross section of the guide shell is in an oval shape with the short axis parallel to the axis of the stirring shaft.

Further, coupling assembling includes link and fixed cover, fixed cover is fixed to be cup jointed at the lower extreme of (mixing) shaft, the link is provided with two, two the link is used for the top surface of rolling disc and fixed cover to be connected and the bottom surface of rolling disc and fixed cover to be connected respectively.

Further, the length of the guide shell is larger than the radius length of the rotating disc.

Compared with the prior art, the invention has the following beneficial effects:

when the rotating disc rotates, the fluid materials in the guide cylinder are thrown outwards by utilizing centrifugal force, the fluid materials are in a circulating flow state, the mixing effect of the fluid materials is realized by flowing impact mixing, the shape structure of the stirring part is improved, the problem that the traditional paddle structure is greatly influenced by resistance and the safety influence is caused is avoided, the continuity of fluid material stirring is met, and meanwhile, the stirring effect of the fluid materials can be met.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view taken along line A-A in FIG. 1;

FIG. 3 is a plan view of the stirring section;

FIG. 4 is a front view of the stirring section;

FIG. 5 is a schematic cross-sectional view of B-B in FIG. 4;

FIG. 6 is a schematic view of the structure of the guide shell in the retracted state;

names of components in the drawings: 1. the device comprises a box body mounting seat 2, a transmission case 3, an outer shaft 4, a rotating disc 5, a guide cylinder 6, an inner shaft 7, a connecting frame 8, an elastic connecting piece 9, a fixing sleeve 10, a driven bevel gear 11, a middle bevel gear 12, a driving bevel gear 13 and a connecting piece.

Detailed Description

The present invention is further described in the following detailed description with reference to the drawings, but the invention is not limited thereto, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Example 1

This embodiment a safe industrial chemicals agitating unit, including (mixing) shaft and stirring portion, stirring portion includes rolling disc 4, rolling disc 4 is the cyclic annular hollow structure of cover outside the (mixing) shaft lower extreme, rolling disc 4 leans on (mixing) shaft one side to be open structure, the outer wall of rolling disc 4 evenly is provided with a plurality of guide shell 5 that become radial setting,

guide shell

5 and 4 inside intercommunications of rolling disc, the (mixing) shaft lower extreme is provided with coupling assembling, and is connected with rolling disc 4 through coupling assembling. The rotating disc 4 is connected with the stirring shaft through the connecting component and synchronously rotates along with the stirring shaft, when in use, the rotating disc 4 is immersed below the liquid level of the fluid material, the fluid material is filled in the rotating disc 4 and the guide cylinder 5, when the rotating disc 4 rotates along with the stirring shaft, the guide cylinder 5 arranged on the rotating disc 4 also synchronously rotates, the fluid material in the guide cylinder 5 is thrown outwards under the action of centrifugal force, pressure difference is formed in the guide cylinder 5 under the flowing of the fluid material, the fluid material in the rotating disc 4 is continuously supplied into the guide cylinder 5 through the pressure difference and is continuously thrown outwards under the action of the centrifugal force, the material outside the rotating disc 4 continuously enters the rotating disc 4 from the centers of the annular top surface and the annular bottom surface to form flow circulation and flow convergence in the rotating disc 4, and the outward end of the guide cylinder 5 flows and disperses on a movement track, in order to realize the mixture to the fluidic material, draft tube 5 also will play certain mixed effect to the fluidic material when rotating as the protruding structure on the 4 outer walls of rolling disc, because rolling disc 4 is the loop configuration during the rotation, its resistance that transversely receives is little to be suitable for the stirring of fluidic materials such as high viscosity of resin to mix, has reduced the emergence probability of safety problem, and the work continuity is high.

Example 2

The present embodiment further describes the technology, the stirring shaft includes an inner shaft 6 and an outer shaft 3, two ends of the inner shaft 6 all extend out of the outer shaft 3, two stirring portions are provided, the stirring portions are all installed at the lower ends of the inner shaft 6 and the outer shaft 3, a driving bevel gear 12 is installed at the upper end of the inner shaft 6, a driven bevel gear 10 is installed at the upper end of the outer shaft 3, an intermediate bevel gear 11 is provided between the driving bevel gear 12 and the driven bevel gear 10, and the intermediate bevel gear 11 is engaged with the driving bevel gear 12 and the driven bevel gear 10. The middle bevel gear 11, the driving bevel gear 12 and the driven bevel gear 10 form a transmission structure of an inner shaft 6 and an outer shaft 3, a transmission case 2 can be arranged outside the transmission structure to serve as an installation foundation and an integral coating structure of the driven bevel gear 10, and a case body installation seat 1 can be further arranged on the transmission case 2 to serve as a connection installation foundation with a speed reducer and the like; the inner shaft 6 is connected with a speed reducer to serve as a driving shaft for power input, the inner shaft 6 drives the driving bevel gear 12 to rotate when rotating, then the driven bevel gear 10 is driven through the middle bevel gear 11, finally the outer shaft 3 is driven, the outer shaft 3 and the inner shaft 6 synchronously rotate in the reverse direction, then the two stirring parts are driven to synchronously rotate in the reverse direction, and the stirring and mixing effects on fluid materials are further improved.

Example 3

In this embodiment, the sidewall of the rotating disk 4 is provided with a plurality of mounting holes corresponding to the guide cylinders 5, the guide cylinders 5 are inserted into the mounting holes, the guide cylinders 5 are in sliding fit with the mounting holes, and the diameter of the outward end of the guide cylinders 5 is smaller than that of the inward end. Because the fluid material is the biggest to the rotational resistance of stirring portion at the initial stage of stirring, draft tube 5 can be through adjusting by the mounting hole retraction in rolling disc 4 under initial condition, or reduce the length that exposes outside rolling disc 4, can reduce with the fluid material instantaneous resistance under the quiescent condition when starting to reduce because the stirring portion receives the safety risk that instantaneous resistance is big and damage at the initial stage of starting.

Example 4

In this embodiment, as will be further described in the technology, an elastic connecting member 8 is disposed between the inward ends of two adjacent guide cylinders 5, and the two adjacent guide cylinders are connected through the elastic connecting member 8. Elastic connection 8 can be made for elastic stay cord or spring, can set up column or annular structure as the connecting piece 13 of being connected with elastic connection 8 on draft tube 5, a plurality of draft tubes 5 constitute the annular under elastic connection 8's series connection, elastic shrinkage through a plurality of elastic connection 8 under quiescent condition is with a plurality of draft tubes 5 synchronous inwards pulling, under the rotation state, a plurality of draft tubes 5 overcome elastic connection 8's elastic force outwards removal under the effect of centrifugal force, can guarantee to go out draft tube 5 and have lower extension length starting, and can be after rotating draft tube 5 through the extension of extension length, its itself has also strengthened material mix effect to a certain extent.

Example 5

This embodiment further illustrates the technology, and the cross section of the guide shell 5 is an ellipse whose minor axis is parallel to the axis of the stirring shaft. The area of the impact surface of the collision with the flowing material is reduced during rotation to reduce impact resistance.

Example 6

The technology is further explained in the embodiment, the connecting assembly comprises a connecting frame 7 and a fixing sleeve 9, the fixing sleeve 9 is fixedly sleeved at the lower end of the stirring shaft, the connecting frame 7 is provided with two connecting frames 7, and the two connecting frames 7 are respectively used for connecting the top surfaces of the rotating disc 4 and the fixing sleeve 9 and connecting the bottom surfaces of the rotating disc 4 and the fixing sleeve 9. The link 7 is by the annular structure at middle part and be radial and a plurality of connecting plates that the annular structure is integrative to be set up, and the tip of connecting plate passes through the bolt and is fixed with rolling disc 4, and the annular structure passes through the bolt and fixes cover 9 fixed, constitutes the runner that is used for the fluid material to flow through between a plurality of connecting plates.

Example 7

The present embodiment further illustrates that the length of the guide shell 5 is greater than the radius length of the rotating disc 4. The outward end of the guide shell 5 is always exposed out of the rotating disc 4, so that the problem that the guide shell 5 is completely retracted into the rotating disc 4 and is deflected and abutted against the side wall of the guide shell 5 and cannot extend out along with the rotation of the rotating disc 4 is solved.

Claims

1. The utility model provides a safe industrial chemicals agitating unit, includes (mixing) shaft and stirring portion, its characterized in that: stirring portion includes rolling disc (4), rolling disc (4) are the cyclic annular hollow structure of cover outside (mixing) shaft lower extreme, rolling disc (4) lean on (mixing) shaft one side to be open structure, the outer wall of rolling disc (4) evenly is provided with guide shell (5) of a plurality of radial settings that become, guide shell (5) and rolling disc (4) inside intercommunication, the (mixing) shaft lower extreme is provided with coupling assembling, and is connected with rolling disc (4) through coupling assembling.

2. The safe chemical raw material stirring device according to claim 1, characterized in that: the (mixing) shaft includes interior axle (6) and outer axle (3), outside outer axle (3) all stretched out in interior axle (6) both ends, two stirring portion is provided with two, stirring portion is all installed to the lower extreme of interior axle (6) and outer axle (3), drive bevel gear (12) are installed to the upper end of interior axle (6), driven bevel gear (10) are installed to the upper end of outer axle (3), be provided with intermediate bevel gear (11) between drive bevel gear (12) and driven bevel gear (10), intermediate bevel gear (11) and drive bevel gear (12) and driven bevel gear (10) meshing.

3. The safe chemical raw material stirring device according to claim 1 or 2, characterized in that: the side wall of the rotating disc (4) is provided with mounting holes corresponding to the guide cylinders (5), the guide cylinders (5) are inserted into the mounting holes, the guide cylinders (5) are in sliding fit with the mounting holes, and the diameter of the outer end of each guide cylinder (5) is smaller than that of the inner end of each guide cylinder.

4. A safe chemical raw material stirring device according to claim 3, characterized in that: an elastic connecting piece (8) is arranged between the inward ends of the two adjacent guide cylinders (5), and the two adjacent guide cylinders are connected through the elastic connecting piece (8).

5. The safe chemical material stirring device of claim 1, characterized in that: the cross section of the guide shell (5) is an ellipse with a short axis parallel to the axis of the stirring shaft.

6. The safe chemical material stirring device of claim 1, characterized in that: coupling assembling includes link (7) and fixed cover (9), the fixed lower extreme at the (mixing) shaft of fixed cover (9) fixed cup joint, link (7) are provided with two, two link (7) are used for the top surface of rolling disc (4) and fixed cover (9) respectively to be connected and the bottom surface of rolling disc (4) and fixed cover (9) to be connected.

7. A safe chemical raw material stirring device according to claim 3, characterized in that: the length of the guide shell (5) is larger than the radius length of the rotating disc (4).