Drying mechanism and production equipment for preparing sodium fluoride from silicon dioxide

Abstract

The utility model relates to the technical field of production equipment for preparing sodium fluoride from silicon dioxide, in particular to a drying mechanism which comprises a bottom plate, a drying device and a support are arranged on the upper surface of the bottom plate, a grinding device is arranged on the support, the grinding device is arranged above the drying device, and the drying device is arranged on the bottom plate. The grinding device comprises an electric push rod, a lifting frame, a first motor and a rolling plate, the electric push rod is fixedly installed on the upper surface of the support, the lifting frame is fixedly installed at the output end of the electric push rod, and the first motor is fixedly installed at the bottom in the lifting frame; the rolling plate is fixedly mounted at the output end of the first motor; the sodium fluoride drying and grinding device has the beneficial effects that sodium fluoride can be effectively ground while being dried in the drying process, the contact area between the sodium fluoride and air is larger, the drying speed is higher, and the ground sodium fluoride is convenient to directly use.

Description

TECHNICAL FIELD

[0001] The utility model relates to silica preparation sodium fluoride production equipment technical field, concretely is a kind of drying mechanism and silica preparation sodium fluoride production equipment. BACKGROUND

[0002] A large amount of silicon dioxide is produced in the process of preparing anhydrous hydrogen fluoride by using fluorosilicic acid as raw material and sulfuric acid, containing a small amount of fluoride, according to the solid waste related requirements, combined with company environmental evaluation, it belongs to solid waste. The silicon dioxide is re-pulverized and reacted with sodium hydroxide to prepare sodium metasilicate and sodium fluoride. The sodium fluoride is filtered, dried and processed to obtain sodium fluoride products. According to market demand, the economic benefit is considerable.

[0003] In the prior art, the solution needs to be filtered during the production of sodium fluoride, and then the filtered solid is poured into a drying dish for drying. However, this drying process is slow and easy to caking, which needs to be ground during use, which is too troublesome. Therefore, the utility model provides a drying mechanism to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a drying mechanism to solve the problems raised in the background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a drying mechanism and a silica preparation sodium fluoride production equipment, comprising: a bottom plate, the upper surface of the bottom plate is provided with a drying device and a support, the support is provided with a grinding device, the grinding device is arranged above the drying device, the grinding device comprises an electric push rod, a lifting frame, a first motor and a rolling plate, the electric push rod is fixedly installed on the upper surface of the support, the lifting frame is fixedly installed on the output end of the electric push rod, the first motor is fixedly installed at the bottom in the lifting frame, and the rolling plate is fixedly installed on the output end of the first motor.

[0006] Preferably, the bottom of the rolling plate is provided with an arc surface, and a plurality of teeth are fixedly installed on the bottom of the rolling plate.

[0007] Preferably, the drying device comprises a drying dish, a rotating plate, a second motor and a mounting table, the mounting table is fixedly installed on the upper surface of the bottom plate, the second motor is embedded in the upper surface of the mounting table, the rotating plate is fixedly installed on the output end of the second motor, and the drying dish is arranged on the rotating plate.

[0008] Preferably, a low groove is formed in the bottom of the drying dish, a hot wire is installed in the low groove, and a plurality of balls are embedded in the bottom of the rotating plate.

[0009] Preferably, the low groove of the drying dish is provided with a plurality of tooth blocks on the side wall, the rotating plate is provided with an annular groove on the top, and the side wall of the annular groove is provided with a plurality of mounting holes matched with the tooth blocks.

[0010] Preferably, the upper surface of the bottom plate is fixedly provided with a reaction table and a filter dish, the upper surface of the reaction table is provided with a plurality of reaction dishes, and the upper surface of the filter dish is provided with a filter assembly.

[0011] Preferably, the filter assembly comprises a filter plate and a filter screen, the filter plate is arranged on the side wall of the filter dish, the filter plate is provided with a filter groove, an arc-shaped groove and clamping grooves, the two clamping grooves are arranged at the bottom of the filter plate, the filter groove and the arc-shaped groove are arranged at the top of the filter plate, a baffle is arranged between the filter groove and the arc-shaped groove, and the filter screen is arranged in the filter groove.

[0012] A production equipment for preparing sodium fluoride from silicon dioxide comprises the drying mechanism.

[0013] Compared with the prior art, the production equipment has the advantages that:

[0014] The grinding device and other structures are arranged above the drying device, so that the sodium fluoride can be ground while being dried, the contact area of the sodium fluoride with air is larger, the drying speed is faster, and the ground sodium fluoride is convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the overall structure of the utility model;

[0016] Figure 2 It is a disassembled structure schematic view of the drying device of the utility model;

[0017] Figure 3 It is a three-dimensional structure schematic view of the filter assembly of the utility model;

[0018] Figure 4 It is a three-dimensional structure schematic view of the grinding device of the utility model;

[0019] Figure 5 It is a disassembled structure schematic view of the drying device of the utility model from another perspective.

[0020] In the diagram: 1. Base plate; 2. Reaction platform; 3. Reaction dish; 4. Filter dish; 5. Filter assembly; 501. Filter plate; 6. Support; 7. Grinding device; 8. Drying device; 9. Arc-shaped groove; 10. Baffle wall; 11. Filter tank; 12. Filter screen; 13. Slot; 14. Electric push rod; 15. Lifting frame; 16. First motor; 17. Pressing plate; 18. Teeth; 19. Drying dish; 20. Tooth block; 21. Hot wire; 22. Low groove; 23. Rotating plate; 24. Ball bearing; 25. Second motor; 26. Mounting platform; 27. Mounting port; 28. Annular groove. Detailed Implementation

[0021] To make the objectives, technical solutions, and advantages of this utility model clear and complete, the embodiments of this utility model will be further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only some, not all, embodiments of this utility model, and are merely used to explain the embodiments of this utility model. They are not intended to limit the embodiments of this utility model. All other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0022] In the description of this utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," and "horizontal," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "a," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0024] For the purposes of simplicity and illustration, the principles of the embodiments are primarily described by way of reference example. In the following description, numerous specific details are set forth to provide a thorough understanding of the embodiments. It will be apparent, however, to one ordinarily skilled in the art that the embodiments can be practiced without the specific details and that numerous implementation choices may be made. In some instances, well-known methods and structures have not been described in detail in order to avoid unnecessarily obscuring the embodiments. Also, all embodiments can be used in combination with each other.

[0025] Embodiment one

[0026] Referring to Figure 1 and Figure 4 , the utility model provides a technical scheme: a drying mechanism and silica preparation sodium fluoride production equipment, include: bottom plate 1, the upper surface of bottom plate 1 is provided with drying device 8 and support 6, drying device 8 is used to dry the sodium fluoride after filtering, be provided with grinding device 7 on support 6, grinding device 7 is used to grind the sodium fluoride in drying dish 19, grinding device 7 sets up drying device 8's top, grinding device 7 includes electric push rod 14, lifting frame 15, first motor 16 and roll plate 17, electric push rod 14 fixed mounting is at the upper surface of support 6, the output end of electric push rod 14 is through the top wall of support 6 and is slidably connected with it, lifting frame 15 is fixedly installed at the output end of electric push rod 14, lifting frame 15 will follow the output end of electric push rod 14 and go up and down, first motor 16 is fixedly installed at the bottom in lifting frame 15, first motor 16 will follow the lifting of lifting frame 15 and go up and down, roll plate 17 is fixedly installed at the output end of first motor 16, the output end of first motor 16 is through the bottom wall of lifting frame 15 and is rotatably connected with it, the bottom of roll plate 17 is provided as arc surface, arc surface is to adapt to the bottom of drying dish 19, the bottom of roll plate is fixedly installed with a plurality of teeth 18, tooth 18 is used to crush sodium fluoride, makes it faster drying.

[0027] When grinding is needed, first start electric push rod 14, make it drive lifting frame 15 to descend until roll plate 17 almost contacts drying dish 19, then start first motor 16, the rotation of first motor 16 will drive the rotation of roll plate 17, the rotation of roll plate 17 will crush and stir the sodium fluoride being dried, makes it evenly distributed, so it can faster complete the drying process, grinding device 7 is not always used, after stirring and grinding for a period of time, stop rotating, then electric push rod 14 retracts, after a period of time, continue to repeat the above action and grind again, so repeatedly, not only grind fully, but also dry quickly.

[0028] Embodiment two

[0029] Referring to Figure 1 , Figure 2 and Figure 5On the basis of embodiment one, the drying device 8 comprises a drying dish 19, a rotating plate 23, a second motor 25 and a mounting table 26, the mounting table 26 is fixedly installed on the upper surface of the bottom plate 1, the mounting table 26 is provided to provide a supporting structure, the second motor 25 is embedded on the upper surface of the mounting table 26, the second motor 25 is the power source of the rotation of the whole drying device 8, the rotating plate 23 is fixedly installed on the output end of the second motor 25, the rotation of the second motor 25 can drive the rotation of the rotating plate 23, the drying dish 19 is arranged on the rotating plate 23, the rotating plate 23 can drive the drying dish 19 to rotate, the bottom of the drying dish 19 is provided with a low groove 22, the low groove 22 is provided with a heating wire 21, the heating wire 21 can provide heat to dry the sodium fluoride, the bottom of the rotating plate 23 is embedded with a plurality of balls 24, the plurality of balls 24 can make the rotating plate 23 rotate smoothly, a plurality of tooth blocks 20 are arranged on the side wall of the low groove 22 of the drying dish 19, the tooth blocks 20 are used to provide power for rotation, an annular groove 28 is arranged on the top of the rotating plate 23, a plurality of mounting holes 27 are arranged on the side wall of the annular groove 28, the annular groove 28 and the mounting holes 27 are in communication, the plurality of mounting holes 27 are matched with the plurality of tooth blocks 20, and the side wall of the bottom groove of the drying dish 19 is inserted into the annular groove 28 and is in sliding connection with the annular groove 28.

[0030] In actual use, the rotating directions of the first motor 16 and the second motor 25 are opposite, so that the grinding is more sufficient, the rotation of the second motor 25 drives the rotating plate 23 to rotate, the rotation of the rotating plate 23 drives the tooth blocks 20 to rotate through the mounting holes 27, and then drives the drying device 8 to rotate, when the grinding device 7 is not needed, the rotation can make the air around the sodium fluoride flow, so that the drying is faster, and when the grinding device 7 is used, the grinding is more sufficient.

[0031] Embodiment three

[0032] Please refer to Figure 1 and Figure 3On the basis of embodiment two, the upper surface of the base plate 1 is fixedly installed with a reaction table 2 and a filter dish 4, the reaction table 2 is used to provide a supporting function, the upper surface of the reaction table 2 is placed with a plurality of reaction dishes 3, the reaction dishes 3 are used to carry out relevant chemical reactions, the reaction dishes 3 are provided in plurality so as to simultaneously produce more sodium fluoride, the upper surface of the filter dish 4 is provided with a filter assembly 5, the filter assembly 5 can be provided in plurality, the filter assembly 5 comprises a filter plate 501 and a filter screen 12, the filter plate 501 is installed on the side wall of the filter dish 4, the filter plate is in sliding connection with the side wall of the filter dish 4, the filter plate 501 is provided with a filter groove 11, an arc-shaped groove 9 and a clamping groove 13, two clamping grooves 13 are installed at the bottom of the filter plate 501, the two clamping grooves 13 are in sliding connection with a pair of side walls of the filter plate, the filter groove 11 and the arc-shaped groove 9 are provided at the top of the filter plate 501, the filter groove 11 is provided as a rectangular through hole, the arc-shaped groove 9 is provided as an inclined arc surface, the reaction dish 3 can be placed in the arc-shaped groove 9 and is inclined to be placed so as to facilitate the control of the sodium fluoride at the bottom, the filter groove 11 and the arc-shaped groove 9 are provided with a baffle 10, the baffle 10 is small to ensure that the reaction dish 3 will not naturally slide down, the filter screen 12 is installed in the filter groove 11, the filter screen 12 is small in mesh size and is used to filter dust in water.

[0033] In actual use, first, the electric push rod 14 is started to drive the lifting frame 15 to descend until the rolling plate 17 almost contacts the drying dish 19, then the first motor 16 is started, the rotation of the first motor 16 drives the rotation of the rolling plate 17, the rotation of the rolling plate 17 rolls and stirs the sodium fluoride being dried to make it uniformly distributed, so that the drying process can be completed faster, the grinding device 7 is not used all the time, after a period of stirring and grinding, the rotation is stopped, then the electric push rod 14 is retracted, after a period of time, the above-mentioned action is repeated to grind again, so that the grinding is sufficient and the drying is fast, the rotation directions of the first motor 16 and the second motor 25 are opposite, so that the grinding is more sufficient, the rotation of the second motor 25 drives the rotation of the rotating plate 23, the rotation of the rotating plate 23 drives the tooth block 20 to rotate through the installation port 27 and then drives the drying device 8 to rotate, when the grinding device 7 is not needed, the rotation can make the air around the sodium fluoride flow to make it dry faster, when the grinding device 7 is used, the grinding can be more sufficient.

[0034] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A drying mechanism comprising: The bottom plate (1) is characterized in that: the upper surface of the bottom plate (1) is provided with a drying device (8) and a support (6), the support (6) is provided with a grinding device (7), the grinding device (7) is arranged above the drying device (8), the grinding device (7) comprises an electric push rod (14), a lifting frame (15), a first motor (16) and a rolling plate (17), the electric push rod (14) is fixedly installed on the upper surface of the support (6), the lifting frame (15) is fixedly installed on the output end of the electric push rod (14), the first motor (16) is fixedly installed at the bottom in the lifting frame (15), and the rolling plate (17) is fixedly installed on the output end of the first motor (16).

2. A drying mechanism according to claim 1, wherein: The bottom of the rolling plate (17) is provided as an arc surface, and a plurality of teeth (18) are fixedly installed on the bottom of the rolling plate (17).

3. A drying mechanism according to claim 2, wherein: The drying device (8) comprises a drying dish (19), a rotating plate (23), a second motor (25) and a mounting table (26), the mounting table (26) is fixedly installed on the upper surface of the bottom plate (1), the second motor (25) is embedded in the upper surface of the mounting table (26), the rotating plate (23) is fixedly installed on the output end of the second motor (25), and the drying dish (19) is arranged on the rotating plate (23).

4. A drying mechanism according to claim 3, wherein: A low groove (22) is formed in the bottom of the drying dish (19), a hot wire (21) is installed in the low groove (22), and a plurality of balls (24) are embedded in the bottom of the rotating plate (23).

5. A drying mechanism according to claim 4, wherein: A plurality of tooth blocks (20) are installed on the sidewall of the low groove (22) of the drying dish (19), an annular groove (28) is formed in the top of the rotating plate (23), a plurality of mounting holes (27) are formed in the sidewall of the annular groove (28), and the plurality of mounting holes (27) are matched with the plurality of tooth blocks (20).

6. A drying mechanism according to claim 5, wherein: A reaction table (2) and a filter dish (4) are fixedly installed on the upper surface of the bottom plate (1), a plurality of reaction dishes (3) are placed on the upper surface of the reaction table (2), and a filter assembly (5) is arranged on the upper surface of the filter dish (4).

7. A drying mechanism according to claim 6, wherein: The filter assembly (5) comprises a filter plate (501) and a filter screen (12), the filter plate (501) is installed on the sidewall of the filter dish (4), filter grooves (11), arc grooves (9) and clamping grooves (13) are formed in the filter plate (501), two clamping grooves (13) are installed at the bottom of the filter plate (501), the filter grooves (11) and the arc grooves (9) are formed at the top of the filter plate (501), a blocking wall (10) is arranged between the filter grooves (11) and the arc grooves (9), and the filter screen (12) is installed in the filter grooves (11).

8. A plant for the production of sodium fluoride from silica, characterized in that: The drying mechanism comprises the drying mechanism according to any one of claims 1-7.

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