阅读说明：本技术 一种氧化镓精细研磨筛分装置 (meticulous grinding screening plant of gallium oxide ) 是由 庄文昌 王汐璆 堵锡华 于 2019-10-10 设计创作，主要内容包括：一种氧化镓精细研磨筛分装置,包括煅烧罐,煅烧罐内设置电加热板,煅烧罐的上部与原料进管连通,煅烧罐的顶部上方设置转动电机,转动电机的输出轴与转轴的顶端固定连接,转轴穿过煅烧罐的顶部中央位置,转轴与煅烧罐的顶部之间设置第一轴承,转轴的底端与煅烧罐内的底部之间设置第二轴承,转轴上设置搅拌叶,煅烧罐的底部与出料管连通,出料管上设置电磁阀,出料管与粉碎进料泵连通,送料泵与粉碎机连通,粉碎机通过管路与粉碎出料泵连通,粉碎出料泵与筛分器连通,筛分器内设置筛分装置。本发明能够有效的防止在煅烧过程中粉料出现板结,且能自动化的将粉碎后的氧化镓粉末按照粒径筛分回收,便于针对不同需求的客户提供不同粒径的氧化镓产品。(The utility model provides a meticulous grinding screening plant of gallium oxide, including calcining the jar, set up the electrical heating board in the calcining jar, the upper portion and the raw materials of calcining the jar advance the pipe intercommunication, the top of calcining the jar sets up the rotation motor, the output shaft of rotation motor and the top fixed connection of pivot, the top central point that the calcining jar was passed in the pivot puts, set up first bearing between the top of pivot and calcining the jar, set up the second bearing between the bottom of pivot and the bottom in calcining the jar, set up the stirring leaf in the pivot, the bottom and the discharging pipe intercommunication of calcining the jar, set up the solenoid valve on the discharging pipe, discharging pipe and crushing charge pump intercommunication, charge pump and rubbing crusher intercommunication, rubbing crusher passes through the pipeline and smashes the discharge pump intercommunication, smash discharge pump and sieve separator intercommunication, set up. The invention can effectively prevent the powder from hardening in the calcining process, can automatically screen and recover the crushed gallium oxide powder according to the particle size, and is convenient for providing gallium oxide products with different particle sizes for customers with different requirements.)

1. The utility model provides a meticulous grinding screening plant of gallium oxide, includes calcining tank (1), calcining tank (1) in set up electric heating board (2), the upper portion and the raw materials of calcining tank (1) advance pipe (3) intercommunication, its characterized in that: the top of calcining tank (1) set up rotation motor (4), the output shaft of rotation motor (4) and the top fixed connection of pivot (5), pivot (5) pass the top central point of calcining tank (1) and put, the top of pivot (5) and calcining tank (1) between set up first bearing (6), the bottom of pivot (5) and calcining tank (1) between set up second bearing (7), pivot (5) on set up stirring leaf (8), the bottom and discharging pipe (9) intercommunication of calcining tank (1), discharging pipe (9) on set up solenoid valve (10), discharging pipe (9) and crushing feed pump (11) intercommunication, feed pump (11) and rubbing crusher (12) intercommunication, rubbing crusher (12) pass through pipeline and crushing pump (13) intercommunication, smash discharge pump (13) and the top central point of cylindric sieve separator (14) put the intercommunication, sieve separator (14) in set up screening plant (15), the bottom of sieve separator (14) set up product exit tube (16).

2. The fine grinding and screening device for gallium oxide according to claim 1, wherein: the screening device is characterized in that a plurality of groups of screening devices (15) are arranged in the screening device (14), the pore diameters of the screening devices (15) are sequentially reduced from top to bottom, the inner wall of the screening device (14) above the screening devices (15) is communicated with a material distributing pipe (17), and the material distributing pipe (17) is provided with a material distributing pump (18).

3. A gallium oxide fine grinding and screening device according to claim 1 or 2, characterized in that: the screening device (15) comprises a circular screen (19), the diameter of the screen (19) is larger than the inner diameter of the screen (14), the corresponding position of the sieving device (14) and the screen (19) is provided with an annular groove (20), a ring of gear teeth (21) are arranged on the outer edge of the screen (19), a gear (22) is arranged in the annular groove (20), the gear (22) can be meshed with the gear teeth (21) on the outer edge of the screen (19), the central position of the bottom of the gear (22) is connected with an output shaft of a driving motor (23), a plurality of vertical rods (24) are uniformly arranged at the bottom of the part of the screen (19) positioned in the circular groove (20), the bottom of montant (24) set up universal wheel (25), the bottom of ring groove (20) set up ring channel (26), universal wheel (25) be located ring channel (26).

4. The fine grinding and screening device for gallium oxide according to claim 2, wherein: the bottom both ends of screening plant (15) respectively set up an impact piece (27), impact piece (27) be connected with the one end of connecting rod (28), the other end of connecting rod (28) be connected with the inner wall of screening ware (14) is articulated, the below of connecting rod (28) set up electric push rod (29), the one end and the connecting rod (28) of electric push rod (29) articulated be connected, the other end of electric push rod (29) be connected with the inner wall of screening ware (14) is articulated.

5. The fine grinding and screening device for gallium oxide according to claim 1, wherein: the rotating shaft (5), the first bearing (6), the second bearing (7) and the stirring blade (8) are made of high-temperature-resistant zirconia ceramics.

6. The fine grinding and screening device for gallium oxide according to claim 1, wherein: the bottom of the rotating shaft (5) is provided with a chain (30).

7. The fine grinding and screening device for gallium oxide according to claim 6, wherein: the high-temperature-resistant zirconia ceramics are wrapped outside the chain (30).

Technical Field

The invention belongs to the field of gallium oxide production, and particularly relates to a gallium oxide fine grinding and screening device.

Background

Gallium oxide, gallium sesquioxide, is the most stable of the gallium oxides.Gallium oxide can be formed by heating gallium metal in air to oxidize it, or by converting and dehydrating gallium hydroxide at 200-250 deg.C and calcining gallium nitrate, gallium hydroxide and certain gallium compounds. Because the last step in the production of gallium oxide is the calcination of the salts of gallium metal, the high temperature calcination is generally used, and beta-Ga is obtained₂O₃The gallium oxide crystal form can be realized by heating to over 500 ℃ generally, gallium oxide is easy to harden in the high-temperature calcination process, so that the gallium oxide crystal form is inconvenient to discharge during discharging, large hardened materials are inconvenient to pipeline transport and crushing, meanwhile, due to different requirements of a user manufacturer on the particle size of the gallium oxide crystal form, the existing gallium oxide product powder is directly collected after being crushed, and a screening treatment device is lacked.

Disclosure of Invention

The invention provides a fine gallium oxide grinding and screening device, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

The utility model provides a meticulous grinding screening plant of gallium oxide, includes the calcining tank, the calcining tank in set up the electrical heating board, the upper portion and the raw materials of calcining tank advance the pipe intercommunication, the top of calcining tank set up the rotation motor, the output shaft of rotation motor and the top fixed connection of pivot, the pivot pass the top central point of calcining tank and put, pivot and calcining tank's top between set up first bearing, the pivot be connected with the inner circle of first bearing, the outer lane of first bearing be connected with calcining tank's top, the bottom of pivot and calcining tank in between set up the second bearing, the bottom of pivot be connected with the inner circle of second bearing, the outer lane of second bearing be connected with calcining tank's bottom, the pivot on set up the stirring vane, calcining tank's bottom and discharging pipe intercommunication, the discharging pipe on set up the solenoid valve, discharging pipe and crushing charge pump intercommunication, charge pump and rubbing crusher intercommunication, rubbing crusher pass through pipeline and crushing discharge pump intercommunication, the top central point of crushing discharge pump and cylindric sieve separator put the intercommunication, the sieve separator in set up screening plant, the bottom of sieve separator set up the product exit tube.

According to the gallium oxide fine grinding and screening device, a plurality of groups of screening devices are arranged in the screening device, the pore diameters of the screening devices are sequentially reduced from top to bottom, the inner wall of the screening device above the screening devices is communicated with the material distributing pipe, and the material distributing pipe is provided with the material distributing pump.

As above a meticulous grinding screening plant of gallium oxide, screening plant include circular shape screen cloth, the diameter of screen cloth be greater than the internal diameter of screening ware, the corresponding position of screening ware and screen cloth set up the ring channel, the screen cloth outer along setting up the round teeth of a cogwheel, the ring channel in set up the gear, the gear can with the outer tooth engagement on edge of the screen cloth, the bottom central point of gear put and set up output shaft with driving motor, the screen cloth be located the part bottom of ring inslot and evenly set up the several montant, the bottom of montant set up the universal wheel, the bottom of ring groove set up the ring channel, the universal wheel be located the ring channel.

As above a meticulous grinding screening plant of gallium oxide, screening plant's bottom both ends respectively set up an striking piece, striking piece be connected with the one end of connecting rod, the other end of connecting rod be connected with the inner wall of sieve ware is articulated, the below of connecting rod set up electric push rod, electric push rod's one end be connected with the connecting rod is articulated, electric push rod's the other end be connected with the inner wall of sieve ware is articulated.

According to the gallium oxide fine grinding and screening device, the rotating shaft, the first bearing, the second bearing and the stirring blade are made of high-temperature-resistant zirconia ceramics.

According to the gallium oxide fine grinding and screening device, the chain is arranged at the bottom of the rotating shaft.

The gallium oxide fine grinding and screening device is characterized in that the high-temperature-resistant zirconia ceramic is wrapped outside the chain.

The invention has the advantages that: the invention can effectively prevent the powder from hardening in the calcining process, can automatically screen and recover the crushed gallium oxide powder according to the particle size, and is convenient for providing gallium oxide products with different particle sizes for customers with different requirements. When the gallium oxide powder calcining machine is used, the rotating motor can drive the rotating shaft and the stirring blades to rotate, so that powder flows in the calcining tank, the standing calcining plate is prevented from being agglomerated, the phenomenon of powder agglomeration is avoided, and meanwhile gallium oxide products crushed by the crusher can be collected according to particle size grading through the screening device, so that the gallium oxide products can be conveniently classified according to particle size and can be conveniently sold.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

Fig. 2 is a partially enlarged view of a portion I of fig. 1.

Reference numerals: 1. a calcining tank; 2. an electrical heating plate; 3. feeding the raw materials into a pipe; 4. rotating the motor; 5. a rotating shaft; 6. a first bearing; 7. a second bearing; 8. stirring blades; 9. a discharge pipe; 10. an electromagnetic valve; 11. a crushing feed pump; 12. a pulverizer; 13. a crushing discharge pump; 14. a sifter; 15. a screening device; 16. a product outlet pipe; 17. distributing pipes; 18. a material distributing pump; 19. screening a screen; 20. an annular groove; 21. gear teeth; 22. a gear; 23. a drive motor; 24. a vertical rod; 25. a universal wheel; 26. an annular groove; 27. an impact block; 28. a connecting rod; 29. an electric push rod; 30. and a chain.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

the utility model provides a meticulous grinding screening plant of gallium oxide, includes calcining tank 1, calcining tank 1 in set up electric heating plate 2, calcining tank 1's upper portion and raw materials advance pipe 3 intercommunication, calcining tank 1's top set up rotation motor 4, rotation motor 4's output shaft and rotation shaft 5's top fixed connection, rotation shaft 5 pass calcining tank 1's top central point and put, rotation shaft 5 and calcining tank 1's top between set up first bearing 6, rotation shaft 5 and the inner circle of first bearing 6 be connected, first bearing 6's outer lane and calcining tank 1's top be connected, rotation shaft 5's bottom and calcining tank 1 in set up second bearing 7 between the bottom, rotation shaft 5's bottom and the inner circle of second bearing 7 be connected, second bearing 7's outer lane and calcining tank 1 in the bottom be connected, rotation shaft 5 on set up stirring vane 8, calcining tank 1's bottom and discharging pipe 9 intercommunication, discharging pipe 9 on set up solenoid valve 10, discharging pipe 9 and crushing charge pump 11 intercommunication, charge pump 11 and rubbing crusher 12 intercommunication, rubbing crusher 12 pass through pipeline and crushing discharge pump 13 intercommunication, crushing discharge pump 13 and cylindric sieve 14's top central point position intercommunication, sieve 14 in set up screening plant 15, sieve 14 bottom set up product exit tube 16. When the gallium oxide powder calcining tank is used, the rotating motor 4 can drive the rotating shaft 5 and the stirring blades 8 to rotate, so that powder flows in the calcining tank 1, standing, calcining and hardening of the powder are avoided, the phenomenon of hardening of the powder is avoided, meanwhile, gallium oxide products crushed by the crusher 12 can be collected according to particle size grading through the screening device 15, the products can be classified according to particle size, and the gallium oxide powder calcining tank is convenient to sell.

Specifically, several sets of screening devices 15 are arranged in the screen 14, the mesh diameters of the screening devices 15 are sequentially reduced from top to bottom, the inner wall of the screen 14 above the screening devices 15 is communicated with a material distributing pipe 17, and the material distributing pipe 17 is provided with a material distributing pump 18. Through establishing multiunit screening plant 15 additional can be according to the categorised gallium oxide of particle size, and through the gallium oxide of the convenient each particle size of recovery of branch material pipe 17 and branch material pump 18, be convenient for retrieve.

Specifically, because fixed screening plant 15 that sets up screening efficiency is lower, in order to overcome above-mentioned problem, this embodiment screening plant 15 include circular shape screen cloth 19, screen cloth 19's diameter be greater than the internal diameter of screen cloth 14, screen cloth 14 and screen cloth 19's the corresponding position set up ring channel 20, screen cloth 19 outer along setting up round of teeth of a cogwheel 21, ring channel 20 in set up gear 22, gear 22 can mesh with the teeth of a cogwheel 21 on screen cloth 19 outer edge, gear 22's bottom central point set up the output shaft with driving motor 23, screen cloth 19 be located the part bottom in ring channel 20 and evenly set up several montant 24, montant 24's bottom set up the universal wheel 25, ring channel 20's bottom set up ring channel 26, universal wheel 25 be located ring channel 26. Drive gear 22 through driving motor 23 and rotate and drive and screen cloth 19 and rotate to the gallium oxide powder on the screen cloth 19 drops fast and improves screening efficiency, plays the supporting role at the rotation in-process through montant 24 and universal wheel 25 simultaneously, ensures screen cloth 19 normal use, and the orbit of universal wheel 25 can effectual restriction of ring channel 26 simultaneously ensures normal use.

More specifically, since a portion of powder is attached to the screen 19 and is not easily recycled, in order to overcome the above problem, the two ends of the bottom of the sieving device 15 of the present embodiment are respectively provided with an impact block 27, the impact block 27 is connected with one end of a connecting rod 28, the other end of the connecting rod 28 is hinged with the inner wall of the sieving device 14, an electric push rod 29 is arranged below the connecting rod 28, one end of the electric push rod 29 is hinged with the connecting rod 28, and the other end of the electric push rod 29 is hinged with the inner wall of the sieving device 14. The electric push rod 29 can drive the connecting rod 28 and the impact block 27 to move up and down, so that the impact block 27 collides with the screen 19 to separate the powder attached to the screen 19 from the screen 19, and the powder is convenient to collect and classify.

Further, since the rotating shaft 5, the first bearing 6, the second bearing 7 and the stirring vanes 8 made of metal are easy to be worn when operating at a high temperature of more than 500 ℃, and are not convenient for long-term use, in order to overcome the above problems, the rotating shaft 5, the first bearing 6, the second bearing 7 and the stirring vanes 8 made of high temperature resistant zirconia ceramics are used. The zirconia ceramics can be used for a long time at a high temperature of 1000 ℃, and the zirconia-made rotating shaft 5, the first bearing 6, the second bearing 7 and the stirring blade 8 can ensure long-term stable use.

Furthermore, in order to overcome the above problem, the chain 30 is provided at the bottom of the rotating shaft 5 in the present embodiment, since there is a possibility that some powder may be hardened even though the raw material powder is moved during the high temperature forging process. The chain 30 is driven by the rotating shaft 5 to rotate, so that hardened blocks which are hardened and fall into the city can be scattered, and the use is convenient.

Still further, the high temperature resistant zirconia ceramics is wrapped outside the chain 30 according to this embodiment.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.