Efficient hydrolysis stirring device for titanium dioxide production
By designing a high-efficiency hydrolysis and stirring device with dual stirring shafts and gear transmission in titanium dioxide production, the problem of poor stirring effect of traditional stirring devices is solved, and the full hydrolysis and mixing of titanium dioxide is achieved, and the stirring efficiency is improved.
Patent Information
- Application Number
- CN202420990232.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-09
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-09
AI Technical Summary
The hydrolysis and stirring device in the production of traditional titanium dioxide has only one stirring shaft, and the stirring method is single, resulting in poor stirring effect and low efficiency, making it difficult to achieve sufficient hydrolysis and mixing of titanium dioxide.
An efficient hydrolysis stirring device including two agitating shafts and gear transmission is designed. Through the meshing connection between the driving gear and the driven gear, the synchronous rotation of the first agitating shaft and the second agitating shaft is realized, and through the ring gear and the mounting plate. The second stirring shaft rotates around the first stirring shaft to enhance the stirring effect.
It achieves more comprehensive and even stirring of the raw materials in the stirring barrel, improves the stirring effect and efficiency, and is conducive to the full hydrolysis and mixing of titanium dioxide.
Smart Images
Figure CN222286968U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a stirring device for titanium dioxide production, in particular to a high-efficiency hydrolysis stirring device for titanium dioxide production. Background Art
[0002] Titanium dioxide is an important white inorganic pigment, widely used in coatings, plastics, rubber, paper, ceramics, glass and other industries. In the process of producing titanium dioxide, it needs to go through a hydrolysis process, and the agitator plays an important role in the hydrolysis of titanium dioxide.
[0003] The traditional hydrolysis stirring device used for titanium dioxide production includes a stirring barrel, a stirring motor, a stirring shaft, a stirring paddle, etc. The stirring motor is installed on the top of the stirring barrel, the upper end of the stirring shaft placed in the stirring barrel is connected to the rotating shaft of the stirring motor, and the stirring paddle is installed on the stirring shaft. The stirring paddle is driven to rotate by the stirring motor to achieve the purpose of stirring the titanium dioxide solution in the stirring barrel.
[0004] The above-mentioned traditional hydrolysis stirring device has the following defects: it has only one stirring shaft and one set of stirring paddles, the stirring method is relatively simple, the stirring effect is poor, the efficiency is low, and it is not conducive to the full hydrolysis and mixing of titanium dioxide. Utility Model Content
[0005] The purpose of the utility model is to provide a high-efficiency hydrolysis stirring device for titanium dioxide production with two stirring shafts, good stirring effect and high efficiency in order to solve the above problems.
[0006] The utility model achieves the above-mentioned purpose through the following technical solutions:
[0007] A high-efficiency hydrolysis stirring device for titanium dioxide production includes a stirring barrel, a stirring motor, a stirring shaft, and a stirring paddle. The stirring motor is installed on the top of the stirring barrel, the stirring shaft placed in the stirring barrel is connected to the rotating shaft of the stirring motor, and the stirring paddle is installed on the stirring shaft. The stirring shaft includes a first stirring shaft and a second stirring shaft. The stirring paddle includes a first stirring paddle installed on the first stirring shaft and a second stirring paddle installed on the second stirring shaft. The high-efficiency hydrolysis stirring device for titanium dioxide production also includes a driving gear and a driven gear. The upper end of the first stirring shaft is connected to the rotating shaft of the stirring motor, the horizontal driving gear is connected to the upper section of the first stirring shaft through its own center through hole and is located in the upper part of the stirring barrel, the horizontal driven gear is connected to the upper section of the second stirring shaft through its own center through hole, and the driving gear and the driven gear are meshed and connected.
[0008] Preferably, in order to enable the second stirring shaft to revolve around the first stirring shaft while rotating and stirring to achieve a better stirring effect, the high-efficiency hydrolysis stirring device for titanium dioxide production also includes a circular mounting disk and a circular ring gear, the transverse ring gear is installed on the outer peripheral edge of the transverse mounting disk, the driven gear is located on the mounting disk and a part of the driven gear is supported by the mounting disk, and the driven gear is meshingly connected to the ring gear.
[0009] Preferably, in order to better limit the vertical position of the second stirring shaft, the upper end surface of the second stirring shaft is an arc-shaped surface and is close to the inner top surface of the stirring barrel.
[0010] Preferably, in order to achieve a better stirring effect, the number of the second stirring shaft and the number of the driven gear are both two and they are located on opposite sides of the driving gear respectively.
[0011] Preferably, in order to facilitate better speed control of the stirring motor to achieve a better stirring effect, a frequency converter is also installed on the top of the stirring barrel, and the frequency converter is connected to the power input terminal of the stirring motor.
[0012] Preferably, in order to facilitate the connection between the first stirring shaft and the rotating shaft of the stirring motor and to achieve reliable installation and free rotation function, the lower end of the rotating shaft of the stirring motor is connected to the upper end of the first stirring shaft through a coupling, and the first stirring shaft passes through the top center through hole of the stirring barrel and is connected through a bearing.
[0013] Preferably, in order to facilitate processing and assembly and realize corresponding connection and transmission functions, the first stirring shaft passes through the central through hole of the driving gear, and the positioning keys are respectively placed on the outer wall of the first stirring shaft and in the keyway on the wall of the central through hole of the driving gear, and annular grooves are respectively provided on the outer wall of the first stirring shaft at the upper and lower sides of the driving gear, and positioning clamps are installed in the annular grooves.
[0014] Preferably, in order to achieve a better stirring effect, a plurality of auxiliary stirring rods are further provided on the first stirring shaft.
[0015] Preferably, in order to facilitate steam heating of the raw materials in the mixing barrel to achieve a better uniform mixing effect, a steam heating pipe is also installed near the edge of the mixing barrel, the outer air inlet of the steam heating pipe is located outside the mixing barrel, and the inner air outlet of the steam heating pipe is located near the bottom of the mixing barrel.
[0016] Preferably, in order to achieve a better uniform mixing effect, there are two steam heating pipes, which are respectively located near the edges of the opposite sides of the mixing barrel.
[0017] The beneficial effects of the utility model are:
[0018] The utility model arranges a first stirring shaft and a second stirring shaft in a stirring barrel and transmits them to each other. When in use, a stirring motor drives the first stirring shaft and the second stirring shaft to rotate at the same time, so that raw materials at different positions in the stirring barrel are stirred more comprehensively and evenly, thereby achieving a better stirring effect, improving the stirring effect and stirring efficiency, and being beneficial to the full hydrolysis and mixing of titanium dioxide. By adding a gear ring, the second stirring shaft can rotate on itself and revolve around the first stirring shaft at the same time, so that the raw materials in the stirring barrel are stirred more comprehensively and evenly, thereby achieving a better stirring effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 It is a partially cutaway stereoscopic diagram of the high-efficiency hydrolysis and stirring device for titanium dioxide production described in the utility model;
[0020] Figure 2 yes Figure 1 Enlarged view of "A". DETAILED DESCRIPTION
[0021] The utility model is further described below in conjunction with the accompanying drawings:
[0022] like Figure 1 and Figure 2 As shown, the high-efficiency hydrolysis stirring device for titanium dioxide production described in the utility model includes a stirring barrel 4, a stirring motor 5, a stirring shaft, a stirring paddle, a driving gear 11 and a driven gear 14. The stirring motor 5 is installed on the top of the stirring barrel 4, and the stirring shaft placed in the stirring barrel 4 is connected to the rotating shaft of the stirring motor 5. The stirring paddle is installed on the stirring shaft. The stirring shaft includes a first stirring shaft 15 and a second stirring shaft 17. The stirring paddle includes a first stirring paddle 16 installed on the first stirring shaft 15 and a second stirring paddle 18 installed on the second stirring shaft 17. The upper end of the first stirring shaft 15 is connected to the rotating shaft of the stirring motor 5. The horizontal driving gear 11 is connected to the upper section of the first stirring shaft 15 through its own central through hole and is located in the upper part of the stirring barrel 4. The horizontal driven gear 14 is connected to the upper section of the second stirring shaft 17 through its own central through hole, and the driving gear 11 and the driven gear 14 are meshed and connected.
[0023] like Figure 1 and Figure 2 As shown, the utility model also discloses the following more optimized specific structures:
[0024] In order to enable the second stirring shaft 18 to revolve around the first stirring shaft 15 while rotating and stirring to achieve a better stirring effect, the high-efficiency hydrolysis stirring device for titanium dioxide production also includes a circular mounting disk 13 and a circular ring gear 12, the transverse ring gear 12 is installed on the outer peripheral edge of the transverse mounting disk 13, the driven gear 14 is located on the mounting disk 13 and a part of the driven gear 14 is supported by the mounting disk 13, and the driven gear 14 is meshed and connected with the ring gear 12.
[0025] In order to better limit the vertical position of the second stirring shaft 17 , the upper end surface of the second stirring shaft 17 is an arc-shaped surface and is close to the inner top surface of the stirring barrel 4 (ie, the lower surface of the top plate).
[0026] In order to achieve a better stirring effect, there are two second stirring shafts 17 and two driven gears 14 , which are respectively located on two opposite sides of the driving gear 11 .
[0027] In order to better control the speed of the stirring motor 5 to achieve a better stirring effect, a frequency converter 6 is installed on the top of the stirring barrel 4 , and the frequency converter 6 is connected to the power input terminal of the stirring motor 5 .
[0028] In order to facilitate the connection between the first stirring shaft 15 and the rotating shaft of the stirring motor 5 and realize reliable installation and free rotation function, the lower end of the rotating shaft of the stirring motor 5 is connected to the upper end of the first stirring shaft 15 through a coupling 7, and the first stirring shaft 15 passes through the top center through hole of the stirring barrel 4 and is connected through a bearing 8.
[0029] In order to facilitate processing and assembly and realize the corresponding connection and transmission functions, the first stirring shaft 15 passes through the central through hole of the driving gear 11, and the positioning keys 10 are respectively placed on the outer wall of the first stirring shaft 15 and in the key grooves on the wall of the central through hole of the driving gear 11, and annular grooves are respectively provided on the outer wall of the first stirring shaft 15 at the upper and lower sides of the driving gear 11, and positioning collars 9 are installed in the annular grooves.
[0030] In order to achieve a better stirring effect, a plurality of auxiliary stirring rods 19 are further provided on the first stirring shaft 15 .
[0031] In order to facilitate steam heating of the raw materials in the mixing barrel 4 to achieve a better uniform mixing effect, a steam heating pipe 2 is also installed near the edge of the mixing barrel 4, the outer air inlet of the steam heating pipe 2 is located outside the mixing barrel 4, and the inner air outlet of the steam heating pipe 2 is located near the bottom of the mixing barrel 4.
[0032] In order to achieve a better uniform mixing effect, there are two steam heating pipes 2 which are respectively located near the edges of the two opposite sides of the mixing barrel 4 .
[0033] Figure 1Also shown are a feed pipe 1 disposed on the top of the mixing barrel 4, a discharge pipe 3 disposed on the lower part of the side wall of the mixing barrel 4, and a support column 20 disposed on the bottom of the mixing barrel 4, which are all conventional adaptive structures.
[0034] like Figure 1 and Figure 2 As shown, when used, titanium dioxide raw materials are added into the mixing barrel 4 and an appropriate amount of water is added, and the mixing motor 5 is started. The mixing motor 5 drives the first mixing shaft 15, the first mixing paddle 16 and the auxiliary mixing rod 19 to rotate synchronously, so as to achieve the mixing function of the raw materials in the central area of the mixing barrel 4; at the same time, the driving gear 11 drives the driven gear 14 to rotate synchronously, and the driven gear 14 drives the second mixing shaft 17 and the second mixing paddle 18 to rotate synchronously, so as to achieve the mixing function of the raw materials in the edge area of the mixing barrel 4. While the driven gear 14 rotates itself, under the action of the gear ring 12, the driven gear 14 rotates on the circumferential inner wall of the gear ring 12, that is, it rotates around the first mixing shaft 15, so as to stir the raw materials in the edge area of the mixing barrel 4 more comprehensively and evenly.
[0035] The above embodiments are only preferred embodiments of the present utility model and are not limitations on the technical solutions of the present utility model. Any technical solution that can be implemented on the basis of the above embodiments without creative work should be deemed to fall within the scope of protection of the patent of the present utility model.
Claims
1. A high-efficiency hydrolysis stirring device for titanium dioxide production, comprising a stirring barrel, a stirring motor, a stirring shaft, and a stirring paddle, wherein the stirring motor is mounted on the top of the stirring barrel, the stirring shaft placed in the stirring barrel is connected to the rotating shaft of the stirring motor, and the stirring paddle is mounted on the stirring shaft, characterized in that: The stirring shaft includes a first stirring shaft and a second stirring shaft, the stirring paddle includes a first stirring paddle installed on the first stirring shaft and a second stirring paddle installed on the second stirring shaft, and the high-efficiency hydrolysis stirring device for titanium dioxide production also includes a driving gear and a driven gear. The upper end of the first stirring shaft is connected to the rotating shaft of the stirring motor, the driving gear is horizontally connected to the upper section of the first stirring shaft through its own center through hole and is located in the upper part of the stirring barrel, the driven gear is horizontally connected to the upper section of the second stirring shaft through its own center through hole, and the driving gear and the driven gear are meshed and connected.
2. The high-efficiency hydrolysis stirring device for titanium dioxide production according to claim 1, characterized in that: The high-efficiency hydrolysis and stirring device for titanium dioxide production also includes a circular mounting plate and a circular gear ring, wherein the transverse gear ring is installed on the outer peripheral edge of the transverse mounting plate, the driven gear is located on the mounting plate and a portion of the driven gear is supported by the mounting plate, and the driven gear is meshingly connected with the gear ring.
3. The high-efficiency hydrolysis stirring device for titanium dioxide production according to claim 2, characterized in that: The upper end surface of the second stirring shaft is an arc-shaped surface and is close to the inner top surface of the stirring barrel.
4. The high-efficiency hydrolysis stirring device for titanium dioxide production according to claim 2 or 3, characterized in that: The second stirring shaft and the driven gear are both two and are located at two opposite sides of the driving gear.
5. The high-efficiency hydrolysis stirring device for titanium dioxide production according to claim 1, 2 or 3, characterized in that: A frequency converter is also installed on the top of the stirring barrel, and the frequency converter is connected to the power input terminal of the stirring motor.
6. The high-efficiency hydrolysis stirring device for titanium dioxide production according to claim 1, 2 or 3, characterized in that: The lower end of the rotating shaft of the stirring motor is connected to the upper end of the first stirring shaft through a coupling, and the first stirring shaft passes through the top center through hole of the stirring barrel and is connected through a bearing.
7. The high-efficiency hydrolysis stirring device for titanium dioxide production according to claim 1, 2 or 3, characterized in that: The first stirring shaft passes through the central through hole of the driving gear, and the positioning keys are respectively placed on the outer wall of the first stirring shaft and in the keyway on the wall of the central through hole of the driving gear. The outer wall of the first stirring shaft is provided with annular grooves at the upper and lower sides of the driving gear, and positioning collars are installed in the annular grooves.
8. The high-efficiency hydrolysis stirring device for titanium dioxide production according to claim 1, 2 or 3, characterized in that: The first stirring shaft is also provided with a plurality of auxiliary stirring rods.
9. The high-efficiency hydrolysis stirring device for titanium dioxide production according to claim 1, 2 or 3, characterized in that: A steam heating pipe is also installed near the edge of the mixing barrel, the outer air inlet of the steam heating pipe is located outside the mixing barrel, and the inner air outlet of the steam heating pipe is located near the bottom of the mixing barrel.
10. The high-efficiency hydrolysis stirring device for titanium dioxide production according to claim 9, characterized in that: There are two steam heating pipes, which are respectively located in the mixing barrel near the edges of two opposite sides.