Multi-stage mesh screen device for sodium silicate

Abstract

The utility model belongs to the technical field of sodium silicate production, particularly relates to a multi-stage mesh screen device for sodium silicate, and aims to solve the problems that an existing device has a certain effect of screening sodium silicate, but some unmelted fine quartz sand particles are often mixed in some sodium silicate, and when the device is used for screening the sodium silicate, the fine quartz sand particles are difficult to melt. In order to solve the problem that quartz sand particles finer than sodium silicate particles cannot be effectively screened and can be possibly collected along with the screened sodium silicate, so that the overall quality of the sodium silicate is reduced, the following scheme is provided: the screening device comprises a screening box, and a plurality of supporting legs are fixedly connected to the bottom of the screening box. When the multi-stage mesh screen device for the sodium silicate is used, the primary screening mechanism and the secondary screening mechanism in the multi-stage mesh screen device for the sodium silicate have unique advantages respectively and cooperate with each other, so that efficient and fine screening of sodium silicate raw materials is realized, the purity and the quality of products are improved, and the production cost and the maintenance cost are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a soda ash production technology technical field especially relates to a multistage screen device for soda ash. BACKGROUND

[0002] Soda ash, chemical name sodium silicate, is an important inorganic compound widely used in many fields of the national economy, which is mainly prepared by dry or wet process with quartz sand and soda ash as raw materials. The dry process involves high-temperature calcination and water quenching process, while the wet process includes traditional wet process and active atmospheric production process.

[0003] After searching, a patent with authorization announcement No. CN 217748065U proposes a soda ash screen device. The technical scheme has the following problems:

[0004] The device has a certain effect on screening soda ash, but some soda ash is often mixed with some un-melted fine quartz sand particles. The device cannot effectively screen the quartz sand particles that are smaller than the soda ash particles, which may be collected together with the screened soda ash, thereby reducing the overall quality of the soda ash.

[0005] In view of the above problems, the utility model file proposes a multistage screen device for soda ash. INVENTION CONTENTS

[0006] The utility model provides a multistage screen device for soda ash, which solves the defects in the prior art that the device has a certain effect on screening soda ash, but some soda ash is often mixed with some un-melted fine quartz sand particles. The device cannot effectively screen the quartz sand particles that are smaller than the soda ash particles, which may be collected together with the screened soda ash, thereby reducing the overall quality of the soda ash.

[0007] The utility model provides the following technical scheme:

[0008] A multistage screen device for soda ash, comprising a screening box, a plurality of legs are fixedly connected to the bottom of the screening box, a rubber pad is fixedly connected to the bottom of each leg, and a feeding port is formed in the top of the screening box.

[0009] A primary screening mechanism is arranged in the interior of the screening box and is used for screening out soda ash condensed into blocks.

[0010] A secondary screening mechanism is arranged in the interior of the screening box and is used for screening out residual quartz sand particles.

[0011] In a possible design, the primary screening mechanism includes mounting plates, rotating rods, reciprocating screw rods, fixed blocks, a motor, a sliding frame and a primary screening frame, the two mounting plates are fixedly connected to the inner walls of one side of the screening box, the bottom of the motor is fixedly connected to the top of one of the mounting plates, one end of one of the rotating rods is rotatably connected to one side of the other mounting plate, the other end of the rotating rod is fixedly connected to one end of the reciprocating screw rod, the other end of the reciprocating screw rod is fixedly connected to one end of the other rotating rod, the other end of the other rotating rod is fixedly connected to the output end of the motor, the two fixed blocks are fixedly connected to the two sides of the sliding frame, the inside of one of the fixed blocks is threadedly connected to the outer wall of the reciprocating screw rod, the inside of the other fixed block is slidably connected with a stabilizing rod, the two ends of the stabilizing rod are fixedly connected with stabilizing plates, the two sides of the two stabilizing plates are fixedly connected to the inner walls of one side of the screening box, the primary screening frame is inserted into one side of the sliding frame, and the bottom of the primary screening frame is provided with a plurality of primary screening holes.

[0012] In a possible design, one side of the sliding frame is rotatably connected with two rotating discs, the outer walls of the two rotating discs are fixedly connected with blocking rods, one side of the primary screening frame is fixedly connected with two clamping blocks, and the two blocking rods are respectively arranged between the inner walls of the two clamping blocks and one side of the primary screening frame.

[0013] In a possible design, the secondary screening mechanism includes upper blocking plates, a vibrating frame, guide rods, springs, lower blocking plates, a mounting bracket and a vibrating motor, a plurality of the upper blocking plates are fixedly connected to the two sides of the vibrating frame, one end of each of the guide rods penetrates through the top of each of the upper blocking plates and is fixedly connected to the top of each of the lower blocking plates, one side of each of the lower blocking plates is fixedly connected to the inner walls of the two sides of the screening box, each of the springs is sleeved on the outer wall of each of the guide rods, the top of each of the springs abuts against the bottom of each of the upper blocking plates, the bottom of each of the springs abuts against the top of each of the lower blocking plates, the top of the mounting bracket is fixedly connected to the bottom of the vibrating frame, and the bottom of the vibrating motor is fixedly connected to the inner wall of the bottom side of the mounting bracket.

[0014] In a possible design, the bottom of the vibrating frame is provided with a plurality of secondary screening holes, the sizes of the secondary screening holes are smaller than the sizes of the primary screening holes, the dustproof plates are fixedly connected between the inner walls of the two sides of the mounting bracket, the dustproof plates are arranged at the top of the vibrating motor, the side of the screening box is provided with an insertion slot, and the inside of the insertion slot is slidably connected with a collecting frame, so as to collect the screened quartz sand particles.

[0015] In a possible design, the side of the screening box is provided with an access opening, so as to facilitate the removal of the primary screening frame, and the other side of the screening box is provided with a discharge opening, so as to facilitate the discharge of the washing soda by the vibrating frame.

[0016] In the application, when used, the sodium sulfate is poured into the inside of the device through the feeding port on the top of the screening box, and the sodium sulfate entering the inside of the device will first fall on the primary screening frame. At this time, the motor is started. When the motor is started, it drives one of the rotating rods to rotate, one of the rotating rods drives the reciprocating screw rod to rotate, thereby driving the fixed block connected with the reciprocating screw rod to reciprocate, thereby converting the rotary motion of the reciprocating screw rod into the reciprocating linear motion of the sliding frame, and the reciprocating motion of the sliding frame drives the primary screening frame to make reciprocating screening action in the screening box. The bottom of the primary screening frame is provided with a plurality of primary screening holes for screening out the sodium sulfate condensed into blocks and larger impurities. The screened sodium sulfate condensed into blocks and impurities can be removed through the maintenance opening of the screening box, and the primary screening frame can be pulled out for cleaning. When the primary screening frame is taken out, the two blocking rods need to be rotated through the rotating disc until they are removed from the inside of the two clamping blocks, and vice versa. The primary screening frame can be locked in the inside of the sliding frame. The screened sodium sulfate will fall into the vibrating frame, and the vibrating frame is connected with the vibrating motor through the mounting bracket. At this time, the vibrating motor is started. When the vibrating motor is started, it generates high-frequency vibration, which is transmitted to the vibrating frame through the mounting bracket. The vibrating frame makes reciprocating vibration under the constraint of the guide rod and the spring. The vibration is helpful for the uniform distribution and further screening of the sodium sulfate particles. The bottom of the vibrating frame is provided with a plurality of secondary screening holes, and the size of the holes is smaller than that of the primary screening holes, so that the residual quartz sand particles and other small impurities can be further screened out. The screened quartz sand particles and other small impurities will fall into the collecting frame, which is convenient for subsequent processing and recycling. The pure sodium sulfate particles are discharged from the discharge port along the vibrating frame and enter the next process or storage equipment.

[0017] In the utility model, the kind of sodium sulfate is used multistage screen device, through primary screening mechanism, can reach the effect that remove the wet condensation block and larger impurity in sodium sulfate, and primary screen is easy to take out, replace and clean, strengthen the practicality of device,

[0018] In the utility model, the kind of sodium sulfate is used multistage screen device, through secondary screening mechanism, can reach the effect that further remove small impurity and quartz sand particle in sodium sulfate, thereby improve the purity and quality of sodium sulfate,

[0019] In the utility model, the primary screening mechanism and secondary screening mechanism of the kind of sodium sulfate is used multistage screen device have unique benefit respectively, they cooperate, realize the efficient, fine screening of sodium sulfate raw material, improve the purity and quality of product, reduce production cost and maintenance cost. ACCURACY

[0020] Figure 1 It is the front view structural schematic drawing of the kind of sodium sulfate is used multistage screen device provided in the utility model embodiment;

[0021] Figure 2 It is the side view sectional view structural schematic drawing of the kind of sodium sulfate is used multistage screen device provided in the utility model embodiment.

[0022] Figure 3 Figure 2 is a side view of the multi-stage screen device for sodium sulfate according to an embodiment of the present application;

[0023] Figure 4 Figure 4 is an enlarged view of the primary screening mechanism of the multi-stage screen device for sodium sulfate according to an embodiment of the present application.

[0024] Reference signs:

[0025] 1, screening box; 2, feeding port; 3, maintenance opening; 4, discharge port; 5, mounting plate; 6, rotating rod; 7, reciprocating screw rod; 8, fixed block; 9, motor; 10, sliding frame; 11, primary screening frame; 12, stabilizing plate; 13, stabilizing rod; 14, rotating disc; 15, blocking rod; 16, clamping block; 17, upper baffle; 18, vibrating frame; 19, guide rod; 20, spring; 21, lower baffle; 22, mounting bracket; 23, vibrating motor; 24, dustproof plate. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. EMBODIMENT

[0027] Please refer to Figures 1-4 A multi-stage screen device, comprising: a screening box 1, a plurality of supporting legs are fixedly connected to the bottom of the screening box 1, the bottom of each supporting leg is fixedly connected with a rubber pad, thereby enhancing the stability of the device, a feeding port 2 is formed in the top of the screening box 1, thereby making the device convenient to feed and discharge, and enhancing the practicability of the device.

[0028] The primary screening mechanism is arranged in the inside of the screening box 1, and is used for screening out the wet and condensed soda ash into blocks. The primary screening mechanism comprises two mounting plates 5, two rotating rods 6, a reciprocating screw rod 7, two fixing blocks 8, a motor 9, a sliding frame 10 and a primary screening frame 11. The two mounting plates 5 are fixedly connected to the inner walls of the two sides of the screening box 1. The bottom of the motor 9 is fixedly connected to the top of one of the mounting plates 5. One end of one of the rotating rods 6 is rotatably connected to one side of the other mounting plate 5. The other end of the one rotating rod 6 is fixedly connected to one end of the reciprocating screw rod 7. The other end of the reciprocating screw rod 7 is fixedly connected to one end of the other rotating rod 6. The other end of the other rotating rod 6 is fixedly connected to the output end of the motor 9. The two fixing blocks 8 are fixedly connected to the two sides of the sliding frame 10. The inside of one of the fixing blocks 8 is threadedly connected to the outer wall of the reciprocating screw rod 7. The inside of the other fixing block 8 is slidably connected with a stabilizing rod 13. The two ends of the stabilizing rod 13 are fixedly connected with two stabilizing plates 12. The two stabilizing plates 12 are fixedly connected to the inner walls of the two sides of the screening box 1. The primary screening frame 11 is inserted into one side of the sliding frame 10. The bottom of the primary screening frame 11 is provided with a plurality of primary screening holes. When the soda ash falls on the primary screening frame 11, the motor 9 can be started. When the motor 9 is started, it drives the one rotating rod 6 to rotate, and the one rotating rod 6 drives the reciprocating screw rod 7 to rotate, so as to drive the fixing block 8 which is threadedly connected thereto to reciprocate, so as to convert the rotary motion of the reciprocating screw rod 7 into the reciprocating linear motion of the sliding frame 10. The reciprocating motion of the sliding frame 10 drives the primary screening frame 11 to do the reciprocating screening action in the screening box 1. The bottom of the primary screening frame 11 is provided with a plurality of primary screening holes, which are used for screening out the wet and condensed soda ash into blocks and larger impurities. The screened wet and condensed soda ash into blocks and impurities can be taken out through the inspection hole 3 of the screening box 1, and the primary screening frame 11 can be taken out for cleaning.

[0029] The rescreening mechanism is arranged inside the screening box 1 and is used for screening out residual quartz sand particles. The rescreening mechanism comprises upper baffles 17, a vibrating frame 18, guide rods 19, springs 20, lower baffles 21, a mounting frame 22 and a vibrating motor 23. The upper baffles 17 are fixedly connected to the two sides of the vibrating frame 18 respectively. The guide rods 19 are fixedly connected to the top of the lower baffles 21 respectively and pass through the top of the upper baffles 17. The lower baffles 21 are fixedly connected to the inner walls of the two sides of the screening box 1 respectively. The springs 20 are sleeved on the outer walls of the guide rods 19 respectively. The top of the spring 20 abuts against the bottom of the upper baffle 17. The bottom of the spring 20 abuts against the top of the lower baffle 21. The top of the mounting frame 22 is fixedly connected to the bottom of the vibrating frame 18. The bottom of the vibrating motor 23 is fixedly connected to the inner wall of the bottom side of the mounting frame 22. When the vibrating motor 23 is started, it generates high-frequency vibration which is transmitted to the vibrating frame 18 through the mounting frame 22. The vibrating frame 18 reciprocatingly vibrates under the constraint of the guide rods 19 and the springs 20. The vibration helps the uniform distribution and further screening of the soda ash particles. The bottom of the vibrating frame 18 is provided with a plurality of rescreening holes. The size of the holes is smaller than that of the primary screening holes, so that the residual quartz sand particles and other small impurities can be further screened out. The screened quartz sand particles and other small impurities fall into the collecting frame, which is convenient for subsequent processing and recycling. The pure soda ash particles are discharged from the discharge port 4 along the vibrating frame 18 and enter the next process or storage equipment.

[0030] The present application can be used in the field of soda ash production and other fields applicable to the present application. Embodiment

[0031] On the basis of embodiment 1, the following improvements are made:

[0032] A multi-stage screen device for soda ash is applied to the field of soda ash production, which comprises:

[0033] One side of the sliding frame 10 is rotatably connected with two rotating discs 14. The outer walls of the two rotating discs 14 are fixedly connected with blocking rods 15. One side of the primary screening frame 11 is fixedly connected with two clamping blocks 16. The two blocking rods 15 are arranged between the inner walls of the two clamping blocks 16 and one side of the primary screening frame 11, so as to facilitate the removal of the primary screening frame 11. When the primary screening frame 11 needs to be removed, the two blocking rods 15 are rotated through the rotating discs 14 until they are removed from the inside of the two clamping blocks 16. Conversely, the primary screening frame 11 can be locked inside the sliding frame 10.

[0034] The bottom of the vibrating frame 18 is provided with a plurality of secondary screening holes, the size of the plurality of secondary screening holes is smaller than the size of the plurality of primary screening holes, the dustproof plate 24 is fixedly connected between the two side inner walls of the mounting frame 22, the dustproof plate 24 is arranged on the top of the vibrating motor 23, thereby preventing impurities from affecting the operation of the vibrating motor 23, the side of the screening box 1 is provided with a plug-in slot, the plug-in slot is slidably connected with a collecting frame, the collecting frame is used for collecting screened quartz sand particles, and impurities can be conveniently collected.

[0035] The side of the screening box 1 is provided with an access hole 3, the primary screening frame 11 can be conveniently taken out, the other side of the screening box 1 is provided with a discharge port 4, the vibrating frame 18 can conveniently discharge the caustic soda, and therefore the practicability of the device is enhanced, and the caustic soda discharged by the vibrating frame 18 can be conveniently collected.

[0036] However, as known by those skilled in the art, the working principles and wiring methods of the motor 9 device and the vibrating motor 23 device are common, and belong to conventional means or common general knowledge, and will not be described here again, and those skilled in the art can arbitrarily select and match according to needs or convenience.

[0037] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, and all should be covered in the protection scope of the present application; in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A multi-stage screen apparatus for use in the production of sodium sulphite, characterised in that, Include: The screening box (1), the bottom of the screening box (1) is fixedly connected with a plurality of supporting legs, the bottom of each supporting leg is fixedly connected with a rubber pad, and a feeding port (2) is formed in the top of the screening box (1); The primary screening mechanism is arranged in the interior of the screening box (1) and is used for screening out the soda ash whose moisture condenses into blocks; The secondary screening mechanism is arranged in the interior of the screening box (1) and is used for screening out residual quartz sand particles.

2. A multi-stage screen apparatus for sodium hydrosulfite according to claim 1, characterized in that, The primary screening mechanism includes mounting plates (5), rotating rods (6), reciprocating screw rods (7), fixed blocks (8), motors (9), sliding frames (10) and primary screening frames (11), the two mounting plates (5) are fixedly connected to the inner walls of the screening box (1), the bottom of the motor (9) is fixedly connected to the top of one of the mounting plates (5), one end of one of the rotating rods (6) is rotatably connected to one side of the other mounting plate (5), the other end of the rotating rod (6) is fixedly connected to one end of the reciprocating screw rod (7), the other end of the reciprocating screw rod (7) is fixedly connected to one end of the other rotating rod (6), the other end of the other rotating rod (6) is fixedly connected to the output end of the motor (9), the two fixed blocks (8) are fixedly connected to the two sides of the sliding frame (10), the inside of one of the fixed blocks (8) is threadedly connected to the outer wall of the reciprocating screw rod (7), the inside of the other fixed block (8) is slidably connected with a stabilizing rod (13), the two ends of the stabilizing rod (13) are fixedly connected with stabilizing plates (12), the two stabilizing plates (12) are fixedly connected to the inner walls of the screening box (1), the primary screening frame (11) is inserted into one side of the sliding frame (10), and the bottom of the primary screening frame (11) is provided with a plurality of primary screening holes.

3. A multi-stage screen apparatus for sodium hydrosulfite according to claim 2, characterized in that, The sliding frame (10) is rotatably connected with two rotating discs (14), the outer walls of the two rotating discs (14) are fixedly connected with blocking rods (15), one side of the primary screening frame (11) is fixedly connected with two clamping blocks (16), and the two blocking rods (15) are respectively arranged between the inner walls of the two clamping blocks (16) and one side of the primary screening frame (11).

4. A multi-stage screen apparatus for caustic soda according to claim 1, characterized in that, Said multiple screening mechanism includes upper baffle (17), vibrating frame (18), guide rod (19), spring (20), lower baffle (21), mounting bracket (22) and vibrating motor (23), a plurality of said upper baffle (17) is respectively fixedly connected on both sides of vibrating frame (18), a plurality of said guide rod (19) one end respectively passes through the top of a plurality of upper baffle (17) and is respectively fixedly connected on the top of a plurality of lower baffle (21), a plurality of said lower baffle (21) one side is respectively fixedly connected on the inner wall of both sides of screening box (1), a plurality of said spring (20) is respectively sleeved on the outer wall of a plurality of guide rod (19), a plurality of said spring (20) top is respectively abutted on the bottom of a plurality of upper baffle (17), a plurality of said spring (20) bottom is respectively abutted on the top of a plurality of lower baffle (21), the top of said mounting bracket (22) is fixedly connected on the bottom of vibrating frame (18), the bottom of said vibrating motor (23) is fixedly connected on the bottom side inner wall of mounting bracket (22).

5. A multi-stage screen apparatus for sodium hydrosulfite according to claim 4, characterized in that, The bottom of said vibrating frame (18) is provided with a plurality of multiple screening holes, the size of multiple screening holes is smaller than the size of multiple primary screening holes, the dustproof plate (24) is fixedly connected between the two side inner walls of mounting bracket (22), the dustproof plate (24) is arranged on the top of vibrating motor (23), one side of said screening box (1) is provided with plug-in slot, the plug-in slot is slidably connected with collecting frame, which is used for collecting screened quartz sand particles.

6. A multi-stage screen apparatus for sodium hydrosulfite according to claim 1, characterized in that, One side of said screening box (1) is provided with access hole (3), which is used for facilitating the removal of primary screening frame (11), the other side of said screening box (1) is provided with discharge port (4), which is used for facilitating the discharge of vibrating frame (18) to bubble lime.

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