CN212331409U - Vibration stirrer - Google Patents

Abstract

The utility model discloses a vibration stirrer, which comprises a frame, a stirring cylinder, a stirring shaft, a stirring driving device and a vibration driving device, wherein the stirring cylinder is arranged on the frame, a stirring arm is arranged on the stirring shaft, a stirring blade is arranged on the stirring arm, one end of the stirring shaft penetrates through a bearing I in a bearing seat I and then is connected with the stirring driving device, the other end penetrates through a bearing II in a bearing seat II and then extends outwards, the bearing seat I and the bearing seat II are fixed on the frame or the stirring cylinder, a sealing device is arranged at the joint of the stirring shaft and the stirring cylinder, the stirring shaft penetrates through a shaft section of the bearing II extending outwards and is connected with an eccentric element through the rotation of a bearing III, and the eccentric element is connected with; generally, the utility model has the advantages of simple structure, installation adjustment are convenient, adaptability is stronger, can effectively improve mixture homogeneity and stirring efficiency.

Description

Vibration stirrer

Technical Field

The utility model belongs to the technical field of agitated vessel, especially, relate to a can effectively improve mixture homogeneity and stirring efficiency's vibration mixer.

Background

The stirrer is a machine which can stir and mix a plurality of raw materials into a specific mixture; the stirring mode can be divided into two categories of forced stirrers and gravity stirrers, wherein the forced stirrers are mainstream stirring equipment at home and abroad at present; the traditional forced mixer belongs to static mixing, can make the mixture reach macroscopically even, still has 10% -20% cement granule "agglomeration" phenomenon microscopically, has caused the waste to cement, has influenced the promotion of workability and intensity of mixture for the mixture intensity of mixture is low, the homogeneity is not enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a simple structure, installation adjustment are convenient, adaptability is stronger, can effectively improve mixture homogeneity and stirring efficiency's vibration mixer.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vibration stirrer, includes frame, agitator tank, (mixing) shaft, stirring drive arrangement, vibration drive arrangement, the agitator tank sets up in the frame, be equipped with the rabbling arm on the (mixing) shaft, be equipped with stirring vane on the rabbling arm, the one end of (mixing) shaft run through behind the bearing I in bearing frame I with stirring drive arrangement links to each other, and the other end runs through bearing II in the bearing frame II and outwards extends to the outside, bearing frame I and bearing frame II are fixed the frame or on the agitator tank, the (mixing) shaft with the agitator tank junction is provided with sealing device, the (mixing) shaft passes it is connected with eccentric component to rotate through bearing III on the shaft section of bearing II outside extensions, eccentric component with the vibration drive arrangement transmission links to each other.

The eccentric element is an eccentric belt pulley, and the eccentric belt pulley is connected with the vibration driving device in a belt transmission mode.

The eccentric belt pulley is a belt pulley in which a hollow area capable of realizing gravity center shift is arranged.

The eccentric belt pulley is a belt pulley fixedly provided with an adjusting block capable of realizing the gravity center shift of the eccentric belt pulley.

The eccentric element is an eccentric mass block, and the eccentric mass block is connected with the vibration driving device through a flexible coupling.

When the two groups of stirring shafts are arranged, the stirring blades on the two groups of stirring shafts are crossed in the radial direction, and the synchronous reverse rotation of the two groups of stirring shafts is realized through a synchronous mechanism.

The synchronous mechanism is a synchronous coupler or a synchronous gear.

The rotating speed of the eccentric element is not lower than 1000 r/min.

The beneficial effects of the utility model reside in that:

1. the utility model drives the stirring shaft to vibrate by the centrifugal inertia force generated by the high-speed rotation of the eccentric element, so that the mixed material in the stirring cylinder is in a flutter state while being forcibly stirred, thereby effectively destroying the agglomerated cement cluster, strengthening the stirring process, improving the microcosmic uniformity and the stirring efficiency of the mixed material, and simultaneously improving the shaft holding phenomenon;

2. the eccentric element and the transmission mode of the utility model can be designed according to the difference of raw materials, so that the stirrer obtains proper amplitude, and the utility model has simple structure, convenient installation and adjustment and stronger adaptability;

3. the amplitude can be conveniently adjusted by adjusting the installation quality and the phase of the adjusting block arranged on the eccentric belt pulley;

4. the eccentric mass block is connected with the vibration driving device through the flexible coupling, so that the structure is simple, the bad vibration transmitted to the vibration driving device by the stirring device can be effectively reduced, and the reliability of the whole machine is improved;

5. the rotating speed of the eccentric element is not lower than 1000r/min, so that the vibration effect can be effectively ensured; generally, the utility model has the advantages of simple structure, installation adjustment is convenient, and adaptability is stronger, can effectively improve mixture homogeneity and stirring efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of embodiment 2 of the present invention.

Fig. 3 is a schematic structural diagram of the eccentric element of the present invention.

Fig. 4 is a schematic structural diagram of the eccentric element of the present invention.

Fig. 5 is a schematic structural diagram of the eccentric element of the present invention.

Fig. 6 is a schematic structural view of the eccentric element of the present invention.

Fig. 7 is a schematic structural view of embodiment 3 of the present invention.

In the figure: 1. the stirring device comprises a frame 2, a stirring cylinder 3, a stirring shaft 4, a stirring arm 5, a stirring blade 6, a bearing seat I7, a bearing I8, a stirring driving device 9, a bearing seat II 10, a bearing II 11, an eccentric element 12, a vibration driving device 13, a bearing III 14, a sealing device 15 and a synchronizing mechanism.

Detailed Description

The present invention will be described in detail with reference to the drawings and examples.

Example 1:

as shown in figure 1, the vibration stirrer comprises a frame 1, a stirring cylinder 2, a stirring shaft 3, a stirring driving device 8 and a vibration driving device 12, the stirring cylinder 2 is arranged on the frame 1, the stirring shaft 3 is provided with a stirring arm 4, the stirring arm 4 is provided with a stirring blade 5, one end of the stirring shaft 3 penetrates through a bearing I7 in a bearing seat I6 and then is connected with the stirring driving device 8, the other end of the stirring shaft penetrates through a bearing II 10 in a bearing seat II 9 and then extends outwards, the stirring driving device 8 is driven by a motor which is fixedly connected with a speed reducer and is connected with the stirring shaft 3 through a flexible coupling, the bearing seat I6 and the bearing seat II 9 are fixed on the frame 1 or the stirring cylinder 2, and bearing glands can be arranged on the bearing seat I6 and the bearing seat II 9, so that the bearing is prevented from entering ash, and the bearing is protected from working for a long time; a sealing device 14 is arranged at the joint of the stirring shaft 3 and the stirring cylinder 2, an eccentric element 11 is rotatably connected to a shaft section of the stirring shaft 3 extending outwards through the bearing II 10 through a bearing III 13, the bearing III 13 does not indicate that the number of the bearings is only one, and the vibration transmission belongs to high-speed transmission, and a rolling bearing is preferred; the eccentric element 11 can be directly connected with the bearing III 13 or indirectly connected with the bearing III 13, the inner ring of the bearing III 13 rotates along with the stirring shaft 3, and the outer ring of the bearing III 13 rotates along with the eccentric element 11.

The eccentric element 11 is an eccentric belt pulley, the eccentric belt pulley can be sleeved on the outer ring of the bearing III 13, the eccentric belt pulley is connected with the vibration driving device 12 through belt transmission, the belt transmission is flexible transmission, the starting is stable, and the adjustment is more flexible; the eccentric element 11 is in transmission connection with the vibration driving device 12, the vibration driving device 12 can be driven by a motor, the rotating speed of the eccentric element 11 is not lower than 1000r/min, and the vibration effect can be effectively guaranteed.

As shown in fig. 3, the eccentric pulley is a pulley in which a hollow area capable of realizing the center of gravity shift is provided, and the adjustment of the vibration amplitude can be realized by changing the size, the position or the combination of the hollow area, so as to be suitable for the mixture of different materials.

As shown in fig. 4, the eccentric pulley is a pulley with an adjusting block fixed thereon, the adjusting block can realize the shift of the center of gravity, and the adjusting block is fixed on the pulley by bolts.

As shown in fig. 5, the eccentric pulley is a pulley with a hollow area inside, and an adjusting block is fixedly arranged on the pulley to realize the shift of the center of gravity of the eccentric pulley, and the adjustment of the vibration amplitude is realized by changing the size, the position or the combination of the hollow area and/or adjusting the position, the weight or the combination of the adjusting block, so as to be suitable for the mixture of different materials.

Example 2:

as shown in fig. 2 and 6, the eccentric element 11 is connected with the stirring shaft 3 through a bearing iii 13, the eccentric element 11 is an eccentric mass block, the eccentric mass block is connected with the vibration driving device 12 through a flexible coupling, the eccentric mass block is disc-shaped and can be sleeved on an outer ring of the bearing iii 13, and a central line of a hole in the eccentric mass block, which is used for being connected with the bearing iii 13, is offset from a central line of the eccentric mass block; the eccentric mass block is connected with the vibration driving device 12 through the flexible coupling, the structure is simple, the transmission speed is stable, the flexible coupling is adopted, the bad vibration transmitted to the vibration driving device can be effectively reduced, and the reliability of the whole machine is improved.

Example 3:

as shown in fig. 7, when the two sets of stirring shafts 3 are provided, the stirring blades 4 on the two sets of stirring shafts 3 are crossed in the radial direction, and the synchronous reverse rotation of the two sets of stirring shafts 3 is realized through the synchronizing mechanism 15, and the synchronizing mechanism 15 is a synchronous coupler or a synchronous gear.

The working method of the utility model is as follows: the vibration driving device 12 drives the eccentric element 11 to rotate at a high speed to generate centrifugal force, so that the stirring shaft 3 generates vibration, the stirring driving device 8 drives the stirring shaft 3 to rotate at a low speed, the mixture is stirred, and simultaneously the mixture is excited, so that the mixture in the stirring cylinder 2 vibrates while being stirred, and the particles of the cementing material are in a fluttering state, thereby damaging the cementing agglomeration and improving the microscopic uniformity of the mixture.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A vibration mixer, its characterized in that: including frame, agitator tank, (mixing) shaft, stirring drive arrangement, vibration drive arrangement, the agitator tank sets up in the frame, be equipped with the stirring arm on the (mixing) shaft, be equipped with stirring vane on the stirring arm, the one end of (mixing) shaft run through behind the bearing I in bearing frame I with stirring drive arrangement links to each other, and the other end runs through the bearing II in the bearing frame II and extends outward, bearing frame I and bearing frame II are fixed the frame or on the agitator tank, the (mixing) shaft with the agitator tank junction is provided with sealing device, the (mixing) shaft passes it is connected with eccentric component to rotate through bearing III on the shaft section of the outside extension of bearing II, eccentric component with the vibration drive arrangement transmission links to each other.

2. A vibratory mixer as set forth in claim 1 wherein: the eccentric element is an eccentric belt pulley, and the eccentric belt pulley is connected with the vibration driving device in a belt transmission mode.

3. A vibratory mixer as set forth in claim 2 wherein: the eccentric belt pulley is a belt pulley in which a hollow area capable of realizing gravity center shift is arranged.

4. A vibratory mixer as claimed in claim 2 or claim 3, wherein: the eccentric belt pulley is a belt pulley fixedly provided with an adjusting block capable of realizing the gravity center shift of the eccentric belt pulley.

5. A vibratory mixer as set forth in claim 1 wherein: the eccentric element is an eccentric mass block, and the eccentric mass block is connected with the vibration driving device through a flexible coupling.

6. A vibratory mixer as set forth in claim 1 wherein: when the two groups of stirring shafts are arranged, the stirring blades on the two groups of stirring shafts are crossed in the radial direction, and the synchronous reverse rotation of the two groups of stirring shafts is realized through a synchronous mechanism.

7. A vibratory mixer as set forth in claim 6 wherein: the synchronous mechanism is a synchronous coupler or a synchronous gear.

8. A vibratory mixer as set forth in claim 1 wherein: the rotating speed of the eccentric element is not lower than 1000 r/min.

Images