CN219376762U

CN219376762U - A compounding agitating unit for preparation of waterborne varnish

Info

Publication number: CN219376762U
Application number: CN202320940725.3U
Authority: CN
Inventors: 董悦慧
Original assignee: Shandong Badshi New Material Co ltd
Current assignee: Shandong Badshi New Material Co ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-07-21
Anticipated expiration: 2033-04-19

Abstract

The utility model discloses a mixing and stirring device for preparing water-based varnish, which comprises a stirring tank, wherein the lower part of the stirring tank is provided with a plurality of supporting legs, the upper part of the stirring tank is provided with a feeding hopper, the lower part of the stirring tank is provided with a discharge hole, the middle part of the tank top of the stirring tank is provided with a motor, the output shaft end of the motor is connected with a first rotating shaft through a coupling, the first rotating shaft is fixedly connected with a driving gear, one side of the first rotating shaft is provided with a second rotating shaft, and the second rotating shaft is provided with a driven gear meshed with the driving gear; the lower end of the rotating shaft is fixedly connected with a first connecting plate, one side of the connecting plate is connected with a second connecting plate, the second connecting plate is rotationally connected with a stirring shaft, the upper end of the stirring shaft is connected with the second rotating shaft through a universal joint, and a plurality of first stirring blades are arranged on the stirring shaft. The stirring shaft performs rotation and revolution compound motion in the stirring tank to stir the varnish principle in multiple directions, so that the stirring effect of the varnish raw materials is ensured, and the stirring efficiency is improved.

Description

A compounding agitating unit for preparation of waterborne varnish

Technical Field

The utility model belongs to the field of paint preparation equipment, and particularly relates to a mixing and stirring device for preparing water-based varnish.

Background

The stirring technology is used many times in the preparation process to the varnish, and present varnish agitating unit is mostly single motor drive stirring vane on the (mixing) shaft and rotates, mixes the stirring to the raw materials in the agitator tank, and this kind of agitated vessel's stirring mode is comparatively single, and stirring vane exists the stirring dead angle in the agitator tank for the effect of raw materials mixing is general, and the efficiency of stirring is not high.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides a mixing and stirring device for preparing water-based varnish, so as to solve the problems of poor mixing and stirring effect and low stirring efficiency of raw materials in the existing varnish preparation.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a compounding agitating unit for waterborne varnish preparation, includes the agitator tank, and the lower part of agitator tank is equipped with a plurality of landing legs for supporting the agitator tank, and agitator tank upper portion is equipped with the feeder hopper, and the agitator tank lower part is equipped with the discharge gate (not shown in the figure), the tank deck middle part of agitator tank is equipped with the motor, and the output axle head of motor has a pivot I through the coupling joint, fixedly connected with driving gear on the pivot I, pivot one side is equipped with pivot II, is equipped with the driven gear with driving gear meshing on the pivot II, and pivot I and pivot II pass through the backup pad and connect, pivot I and pivot II are all rotated with the backup pad and are connected; the stirring device is characterized in that a first connecting plate is fixedly connected to the lower end of the rotating shaft, a second connecting plate is connected to one side of the first connecting plate, the first connecting plate and the second connecting plate are obliquely arranged, a stirring shaft is rotatably connected to the second connecting plate, the upper end of the stirring shaft is connected with the second rotating shaft through a universal joint, and a plurality of first stirring blades are arranged on the stirring shaft. During varnish preparation, mix the raw materials and pour into the agitator tank into, the starter motor, motor drive pivot first, connecting plate and connecting plate second rotate, and the (mixing) shaft revolutes the pivot first in the agitator tank this moment, and simultaneously, drive driven gear rotates when the driving gear on the pivot first rotates, and driven gear passes through pivot second and drives the (mixing) shaft rotation, stirs the mixture in the agitator tank, has guaranteed the stirring effect of mixture, has improved the efficiency of mixture stirring.

As a further preferable mode of the technical scheme, the second rotating shaft comprises a telescopic shaft and shaft sleeves sleeved at two ends of the telescopic shaft in a sliding mode, the shaft sleeve at the lower portion is connected with the stirring shaft through a universal coupling, the shaft sleeve at the upper portion is connected with a fixed shaft through the universal coupling, and the fixed shaft is fixedly connected with the driven gear; the telescopic shaft is rotationally connected with a connecting rod, and one end of the connecting rod is provided with rollers which are vertically symmetrically arranged; the first rotating shaft is fixedly connected with a star-shaped driving disc, driving grooves are formed in the upper portion and the lower portion of the star-shaped driving disc, idler wheels are arranged in the driving grooves in a rolling mode, and the first connecting plate is hinged to the second connecting plate.

As a further preference of the technical scheme, the lower end of the stirring shaft is provided with a spline shaft, the lower part of the spline shaft is sleeved with a first sleeve in a clearance manner, the lower end of the sleeve is provided with a fixed disk, a first spring is arranged in the first sleeve, one end of the first spring is fixedly connected with the fixed disk, the other end of the first spring is fixedly connected with the spline shaft, a plurality of stirring rods are uniformly connected to the fixed disk, and the tail ends of the stirring rods are connected with stirring blades II.

Furthermore, a plurality of sleeves II are fixedly connected to the fixed disc, the stirring rod is installed in the sleeves II in a clearance mode, springs II are arranged in the sleeves II, one ends of the springs II are fixedly connected with the sleeves II, and the other ends of the springs II are fixedly connected with the stirring rod.

Further, a plurality of stirring blades III are arranged on two sides of the stirring rod.

Further, stirring blades on two sides of the stirring shaft are arranged in a staggered mode at intervals.

The beneficial effects of the utility model are as follows:

1) The stirring shaft performs rotation and revolution compound motion in the stirring tank to stir the varnish principle in multiple directions, so that the stirring effect of the varnish raw materials is ensured, and the stirring efficiency is improved.

2) The second rotating shaft comprises a telescopic shaft and shaft sleeves sleeved at two ends of the telescopic shaft in a sliding manner, a connecting rod is rotatably arranged on the telescopic shaft, a star-shaped driving disc is arranged on the first rotating shaft, and a roller wheel at one end of the connecting rod is arranged in a driving groove of the star-shaped driving disc in a rolling manner; the first rotation of pivot drives star drive dish and rotates, and the connecting rod drives flexible axle and is close to and keep away from pivot one repeatedly at the effect of star drive dish for the inclination of (mixing) shaft produces the change along with the rotation of pivot one, has further reduced the stirring dead angle of (mixing) shaft, has guaranteed the stirring effect of mixture.

3) The lower end of the stirring shaft is provided with a spline shaft, the lower part of the spline shaft is sleeved with a first sleeve in a clearance way, the lower end of the sleeve is provided with a fixed disc, a first spring is arranged in the first sleeve, a plurality of stirring rods are uniformly connected to the fixed disc, and the tail ends of the stirring rods are connected with stirring blades II; when the stirring shaft swings in the stirring tank, the stirring blade II at the tail end of the stirring rod keeps contact with the side wall of the stirring tank under the action of the spring I, so that stirring dead angles caused by the fact that the stirring shaft is away from the bottom are avoided, and the stirring effect of the raw materials at the bottom of the stirring tank is guaranteed.

4) The fixed disk is fixedly connected with a plurality of sleeves II, the stirring rod is installed in the sleeves II in a clearance mode, the springs II are arranged in the sleeves II, and the stirring rod which stretches out and draws back is prevented from deforming due to resistance between the stirring blades II and the side wall of the stirring tank.

5) A plurality of stirring blades III are arranged on two sides of the stirring rod, and when the stirring rod stretches in the sleeve II, the stirring blade is driven to reciprocate along the axial direction of the sleeve II, so that the stirring effect of the raw materials at the bottom of the stirring tank is further enhanced; and stirring blades on two sides of the stirring shaft are arranged at intervals in a staggered manner to stir principles of different heights at the bottom of the stirring tank, so that the stirring effect of the raw materials at the bottom of the stirring tank is further enhanced.

Drawings

FIG. 1 is a cross-sectional view of a mixing and stirring device for preparing aqueous varnish according to the utility model.

FIG. 2 is a schematic diagram showing the assembly of a stirring shaft in a mixing and stirring device for preparing aqueous varnish.

Fig. 3 is a schematic assembly view of a first rotating shaft and a second rotating shaft in the mixing and stirring device for preparing the aqueous varnish.

Fig. 4 is an exploded view of a second shaft in a mixing and stirring device for preparing aqueous varnish.

FIG. 5 is a schematic diagram showing the assembly of a star-shaped driving disk in a mixing and stirring device for preparing aqueous varnish.

FIG. 6 is a schematic view of the internal structure of a sleeve in a mixing and stirring device for preparing aqueous varnish.

FIG. 7 is a schematic diagram showing the assembly of a stirring blade II and a stirring blade III in a mixing stirring device for preparing aqueous varnish.

In the figure: 1. a stirring tank; 2. a support leg; 3. a feed hopper; 4. a motor; 5. a first rotating shaft; 6. a drive gear; 7. a support plate; 8. a star-shaped driving disk; 9. a first connecting plate; 10. a second connecting plate; 11. a second rotating shaft; 111. a telescopic shaft; 112. a shaft sleeve; 113. a fixed shaft; 12. a connecting rod; 121. a roller; 13. a stirring shaft; 14. stirring blade I; 15. a driven gear; 16. a spline shaft; 17. a sleeve I; 18. a first spring; 19. a fixed plate; 20. a second sleeve; 21. a stirring rod; 22. stirring blades II; 23. a second spring; 24. stirring blade III.

Detailed Description

The following description of the embodiments of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, in an illustrative embodiment of the utility model, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, a particular orientation configuration and operation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1-3, a mixing and stirring device for preparing aqueous varnish comprises a stirring tank 1, wherein a plurality of supporting legs 2 are arranged at the lower part of the stirring tank 1 and used for supporting the stirring tank 1, a feed hopper 3 is arranged at the upper part of the stirring tank 1, a discharge port (not shown in the figure) is arranged at the lower part of the stirring tank 1, a motor 4 is arranged at the middle part of the tank top of the stirring tank 1, a first rotating shaft 5 is connected with an output shaft end of the motor 4 through a coupling, a driving gear 6 is fixedly connected to the first rotating shaft 5, a second rotating shaft 11 is arranged at one side of the first rotating shaft 5, a driven gear 15 meshed with the driving gear 6 is arranged on the second rotating shaft 11, the first rotating shaft 5 and the second rotating shaft 11 are connected through a supporting plate 7, and the first rotating shaft 5 and the second rotating shaft 11 are both rotationally connected with the supporting plate 7; the stirring device is characterized in that a first connecting plate 9 is fixedly connected to the lower end of the first rotating shaft 5, a second connecting plate 10 is connected to one side of the first connecting plate 9, the first connecting plate 9 and the second connecting plate 10 are obliquely arranged, a stirring shaft 13 is rotatably connected to the second connecting plate 10, the upper end of the stirring shaft 13 is connected with the second rotating shaft 11 through a universal coupling, and a plurality of first stirring blades 14 are arranged on the stirring shaft 13. During varnish preparation, raw materials are mixed and poured into the stirring tank 1, the motor 4 is started, the motor 4 drives the first rotating shaft 5, the first connecting plate 9 and the second connecting plate 10 to rotate, the stirring shaft 13 revolves around the first rotating shaft 5 in the stirring tank 1, meanwhile, the driving gear 6 on the first rotating shaft 5 drives the driven gear 15 to rotate when rotating, and the driven gear 15 drives the stirring shaft 13 to rotate through the second rotating shaft 11 to stir the mixture in the stirring tank 1, so that the stirring effect of the mixture is guaranteed, and the stirring efficiency of the mixture is improved.

As shown in fig. 3-5, in this embodiment, the second rotating shaft 11 includes a telescopic shaft 111 and shaft sleeves 112 slidably sleeved at two ends of the telescopic shaft 111, the lower shaft sleeve 112 is connected with the stirring shaft 13 through a universal joint, the upper shaft sleeve 112 is connected with a fixed shaft 113 through the universal joint, and the fixed shaft 113 is fixedly connected with the driven gear 15; the telescopic shaft 111 is rotatably connected with a connecting rod 12, and one end of the connecting rod 12 is provided with rollers 121 which are symmetrically arranged up and down; the first rotating shaft 5 is fixedly connected with a star-shaped driving disc 8, driving grooves are formed in the upper part and the lower part of the star-shaped driving disc 8, a roller 121 is arranged in the driving grooves in a rolling manner, and the first connecting plate 9 is hinged with the second connecting plate 10; the first rotating shaft 5 rotates to drive the star-shaped driving disc 8 to rotate, and the connecting rod 12 drives the telescopic shaft 111 to repeatedly approach and separate from the first rotating shaft 5 under the action of the first star-shaped driving disc 8, so that the inclination angle of the stirring shaft 13 changes along with the rotation of the first rotating shaft 5, the stirring dead angle of the stirring shaft 13 is further reduced, and the stirring effect of the mixture is ensured.

As shown in fig. 6, in this embodiment, the lower end of the stirring shaft 13 is provided with a spline shaft 16, a first sleeve 17 is sleeved at a gap at the lower part of the spline shaft 16, a fixed disc 19 is arranged at the lower end of the first sleeve 17, a first spring 18 is arranged inside the first sleeve 17, one end of the first spring 18 is fixedly connected with the fixed disc 19, the other end of the first spring 18 is fixedly connected with the spline shaft 16, a plurality of stirring rods 21 are uniformly connected to the fixed disc 19, and the tail ends of the stirring rods 21 are connected with stirring blades two 22; when the stirring shaft 13 swings in the stirring tank 1, the stirring blade II 22 at the tail end of the stirring rod 21 keeps contact with the side wall of the stirring tank 1 under the action of the spring I18, so that stirring dead angles caused by the fact that the stirring shaft 13 is away from the bottom are avoided, and the stirring effect of the raw materials at the bottom of the stirring tank 1 is ensured.

As shown in fig. 7, in this embodiment, the fixing plate 19 is fixedly connected with a plurality of second sleeves 20, the stirring rod 21 is installed in the second sleeves 20 with a gap, a second spring 23 is provided in the second sleeves 20, one end of the second spring 23 is fixedly connected with the second sleeves 20, the other end is fixedly connected with the stirring rod 21, and the telescopic stirring rod 21 prevents the stirring rod 21 from being deformed due to the resistance between the second stirring blade 22 and the side wall of the stirring tank 1.

As shown in fig. 7, in this embodiment, the stirring rod 21 is provided with a plurality of stirring blades three 24 on two sides, and when the stirring rod 21 stretches in the sleeve two 20, the stirring blades are driven to reciprocate axially along the sleeve two 20, so that the stirring effect of the raw materials at the bottom of the stirring tank 1 is further enhanced.

As shown in fig. 7, in this embodiment, the stirring blades on two sides of the stirring shaft 13 are alternately arranged at intervals, so as to stir the materials at different heights at the bottom of the stirring tank 1, thereby further enhancing the stirring effect of the materials at the bottom of the stirring tank 1.

The foregoing is merely illustrative and explanatory of the utility model, as it is well within the scope of the utility model as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the utility model as defined in the accompanying claims.

Claims

1. The mixing and stirring device for preparing the aqueous varnish comprises a stirring tank, wherein the lower part of the stirring tank is provided with a plurality of supporting legs, the upper part of the stirring tank is provided with a feed hopper, the lower part of the stirring tank is provided with a discharge hole, the middle part of the tank top of the stirring tank is provided with a motor, and the output shaft end of the motor is connected with a first rotating shaft through a coupling; the stirring device is characterized in that a first connecting plate is fixedly connected to the lower end of the rotating shaft, a second connecting plate is connected to one side of the first connecting plate, the first connecting plate and the second connecting plate are obliquely arranged, a stirring shaft is rotatably connected to the second connecting plate, the upper end of the stirring shaft is connected with the second rotating shaft through a universal joint, and a plurality of first stirring blades are arranged on the stirring shaft.

2. The mixing and stirring device for preparing the aqueous varnish according to claim 1, wherein the second rotating shaft comprises a telescopic shaft and shaft sleeves sleeved at two ends of the telescopic shaft in a sliding manner, the lower shaft sleeve is connected with the stirring shaft through a universal coupling, the upper shaft sleeve is connected with a fixed shaft through the universal coupling, and the fixed shaft is fixedly connected with the driven gear; the telescopic shaft is rotationally connected with a connecting rod, and one end of the connecting rod is provided with rollers which are vertically symmetrically arranged; the first rotating shaft is fixedly connected with a star-shaped driving disc, driving grooves are formed in the upper portion and the lower portion of the star-shaped driving disc, idler wheels are arranged in the driving grooves in a rolling mode, and the first connecting plate is hinged to the second connecting plate.

3. The mixing and stirring device for preparing the aqueous varnish according to claim 1, wherein a spline shaft is arranged at the lower end of the stirring shaft, a sleeve I is sleeved at a gap at the lower part of the spline shaft, a fixed disc is arranged at the lower end of the sleeve I, a spring I is arranged in the sleeve I, one end of the spring I is fixedly connected with the fixed disc, the other end of the spring I is fixedly connected with the spline shaft, a plurality of stirring rods are uniformly connected to the fixed disc, and stirring blades II are connected to the tail ends of the stirring rods.

4. A mixing and stirring device for preparing water-based varnish according to claim 3, wherein the fixed disc is fixedly connected with a plurality of second sleeves, stirring rods are installed in the second sleeves in a clearance mode, springs are arranged in the second sleeves, one ends of the springs are fixedly connected with the second sleeves, and the other ends of the springs are fixedly connected with the stirring rods.

5. The mixing and stirring device for preparing the aqueous varnish according to claim 4, wherein a plurality of stirring blades III are arranged on two sides of the stirring rod.

6. A mixing and stirring device for preparing aqueous varnish according to claim 5, wherein stirring blades on two sides of the stirring shaft are alternately arranged at intervals.