Polyacrylamide crushing and sieving device

Abstract

The utility model relates to the technical field of crushing and sieving, and discloses a polyacrylamide crushing and sieving device. Comprising a turnover mechanism, the turnover mechanism comprises a U-shaped supporting frame, control columns which are in bilateral symmetry are arranged in an inner cavity of the U-shaped supporting frame, crushing and screening mechanisms are arranged on the opposite sides of the two control columns, the right end of the control column on the right side penetrates through the U-shaped supporting frame, a first gear is arranged at the right end of the U-shaped supporting frame, and a toothed plate is meshed with the bottom of the first gear; according to the polyacrylamide crushing and screening device, the crushing and screening mechanism can be driven to rotate through the connected control column, so that unqualified polyacrylamide particles accumulated at the bottom of the crushing and screening mechanism can be turned over, the unqualified polyacrylamide particles are crushed again, and the unqualified particles can be prevented from blocking the top of the screening plate; and moreover, the recollection time of unqualified polyacrylamide is shortened, and the processing efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of crushing powder screening, in particular to a polyacrylamide crushing powder screening device. Background Art

[0002] The full name of PAM is polyacrylamide. The molecules of this product can bridge and adsorb with suspended particles dispersed in the solution, and have a strong flocculation effect. Density = 1.3g / cm 3 PAM is soluble in water at 50-60°C with a hydrolysis degree of 5%-35%. It is also soluble in organic solvents such as acetic acid, propionic acid, chloroacetic acid, ethylene glycol, glycerol and amines.

[0003] When polyacrylamide is crushed, there will be a certain amount of unqualified particles in the crushed and screened particles, and these unqualified particles are generally accumulated on the top of the sieve plate, which will affect the subsequent screening effect and efficiency. Therefore, it is necessary to collect the unqualified particles regularly. The collection time will also cause the processing time to be extended, resulting in the processing efficiency being affected. Therefore, in view of the current situation, it is necessary to improve it. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a polyacrylamide crushing and powder screening device, which effectively solves the problem that when polyacrylamide is crushed and processed, there will be a certain amount of unqualified particles in the crushed and screened particles, and these unqualified parts are generally accumulated on the top of the screen plate, which will affect the subsequent screening effect and efficiency. Therefore, it is necessary to collect the unqualified particles regularly, and the collection time will also cause the processing time to be extended, resulting in the problem that the processing efficiency is affected.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a polyacrylamide crushing powder screening device, comprising:

[0006] The flipping mechanism includes a "U"-shaped support frame, and the inner cavity of the "U"-shaped support frame is provided with left-right symmetrical control columns, and crushing and screening mechanisms are provided on opposite sides of the two control columns. The right end of the right control column passes through the "U"-shaped support frame, and the right end of the "U"-shaped support frame is provided with a first gear, and a tooth plate is meshed at the bottom of the first gear, and a cylinder is provided on the front side of the tooth plate.

[0007] Preferably, the crushing and screening mechanism comprises a crushing box, the inner cavity of the crushing box is provided with front and rear symmetrical crushing rollers, the left sides of the two crushing rollers are provided with a second gear, and the left side of the second gear on the front side is provided with a motor.

[0008] Preferably, a feed port is provided at the top of the crushing box, and a discharge port is provided at the bottom of the crushing box, and a grading screening component is provided at the bottom of the discharge port.

[0009] Preferably, the grading screening assembly comprises front-to-back symmetrical "L"-shaped matching fixing plates, first sieve plates are arranged on opposite sides of the two "L"-shaped matching fixing plates, and a second sieve plate is arranged at the bottom of the first sieve plate.

[0010] Preferably, a sliding groove is provided at the bottom of the first sieve plate, and the top of the second sieve plate is located in the inner cavity of the sliding groove.

[0011] Preferably, the diameters of the sieve holes of the first sieve plate and the second sieve plate are arranged from large to small, and a closing cover is arranged on the right side of the second sieve plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects: 1. The cylinder drives the tooth plate to move forward and backward, thereby driving the meshed first gear to rotate, and thereby driving the crushing and screening mechanism to rotate through the connected control column, thereby turning over the unqualified polyacrylamide particles accumulated at the bottom of the crushing and screening mechanism, so as to re-crush them, thereby avoiding the blockage of the top of the screen plate by the unqualified particles, reducing the re-collection time of the unqualified polyacrylamide, and improving the processing efficiency;

[0013] 2. After the polyacrylamide particles are crushed, unqualified particles remain on the top of the first sieve plate, qualified particles with larger diameters remain on the top of the second sieve plate, and qualified particles with smaller diameters fall to the bottom of the second sieve plate, so that the polyacrylamide can be graded and screened, which is convenient for subsequent use according to needs without the need for secondary classification. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0015] In the attached picture:

[0016] Figure 1 It is a structural schematic diagram of the turning mechanism of the utility model;

[0017] Figure 2 This is a structural schematic diagram of the crushing and screening mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the hierarchical screening component of the utility model;

[0019] In the figure: 100, turning mechanism; 101, "U"-shaped support frame; 102, tooth plate; 103, cylinder; 104, first gear; 105, control column; 200, crushing and screening mechanism; 201, crushing box; 202, feed port; 203, second gear; 204, motor; 205, crushing roller; 206, "L"-shaped matching fixing plate; 207, first screen plate; 208, second screen plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] See also Figure 1 A polyacrylamide crushing powder screening device comprises: a flip mechanism 100, the flip mechanism 100 comprises a "U"-shaped support frame 101, the inner cavity of the "U"-shaped support frame 101 is rotatably connected with a left-right symmetrical control column 105, the opposite sides of the two control columns 105 are fixedly connected with a crushing and screening mechanism 200, the right end of the right control column 105 passes through the "U"-shaped support frame 101, and the right end of the "U"-shaped support frame 101 is fixedly connected with a first gear 104, the bottom of the first gear 104 is meshed with a tooth plate 102, and the front side of the tooth plate 102 is fixedly connected with a cylinder 103; through The cylinder 103 drives the tooth plate 102 to move forward and backward, thereby driving the meshing first gear 104 to rotate, and thus driving the crushing and screening mechanism 200 to rotate through the connected control column 105, thereby turning over the unqualified polyacrylamide particles accumulated at the bottom of the crushing and screening mechanism 200, so as to re-crush them, thereby avoiding clogging of the top of the screen plate by unqualified particles, reducing the time for re-collecting unqualified polyacrylamide, and improving processing efficiency. When turning over, the top of the crushing and screening mechanism 200 needs to be closed.

[0022] See also Figure 1 , 23. The crushing and screening mechanism 200 includes a crushing box 201. The inner cavity of the crushing box 201 is rotatably connected to front and rear symmetrical crushing rollers 205. The left sides of the two crushing rollers 205 are fixedly connected to meshing second gears 203. The left side of the front second gear 203 is fixedly connected to a motor 204. The motor 204 drives the front second gear 203 to rotate, so that the two meshing second gears 203 can rotate relative to or opposite to each other, thereby driving the two crushing rollers 205 to rotate relative to or opposite to each other, thereby completing the crushing of the polyacrylamide particles; a feed port 202 is provided on the top of the crushing box 201, and a discharge port is provided at the bottom of the crushing box 201, and a grading and screening component is provided at the bottom of the discharge port; the grading and screening component includes a front-to-back symmetrical "L"-shaped matching fixing plate 2 06. The first sieve plate 207 is slidably connected to the opposite sides of the two "L"-shaped matching fixed plates 206, and the second sieve plate 208 is slidably connected to the bottom of the first sieve plate 207; a sliding groove is provided at the bottom of the first sieve plate 207, and the top of the second sieve plate 208 is located in the inner cavity of the sliding groove; the sieve hole diameters of the first sieve plate 207 and the second sieve plate 208 are arranged from large to small, and a closing cover is arranged on the right side of the second sieve plate 208; after the polyacrylamide particles are crushed, the unqualified particles stay on the top of the first sieve plate 207, the qualified particles with larger diameter stay on the top of the second sieve plate 208, and the qualified particles with smaller diameter fall into the bottom of the second sieve plate 208, so that the polyacrylamide can be graded and screened, which is convenient for subsequent use according to needs without secondary classification, which is more convenient.

[0023] Working principle: When in use, polyacrylamide enters the crushing box 201 through the feed port 202, and the motor 204 drives the front second gear 203 to rotate, so that the two meshing second gears 203 can rotate relative to or opposite to each other, thereby driving the two crushing rollers 205 to rotate relative to or opposite to each other, thereby completing the crushing of polyacrylamide particles, unqualified particles stay on the top of the first sieve plate 207, qualified particles with larger diameters stay on the top of the second sieve plate 208, and qualified particles with smaller diameters fall to the bottom of the second sieve plate 208, so that the polyacrylamide can be graded and screened, which is convenient for subsequent It can be used according to the demand without secondary classification, which is more convenient. The cylinder 103 drives the tooth plate 102 to move forward and backward, thereby driving the meshing first gear 104 to rotate, and then the crushing and screening mechanism 200 can be driven to rotate through the connected control column 105, so that the unqualified polyacrylamide particles accumulated at the bottom of the crushing and screening mechanism 200 can be turned over, so as to be crushed again, thereby avoiding the blockage of the top of the screen plate by unqualified particles, and reducing the re-collection time of unqualified polyacrylamide, thereby improving the processing efficiency. When turning over, the top of the crushing and screening mechanism 200 needs to be closed.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A polyacrylamide crushing powder screening device, characterized in that: include: A turning mechanism (100) comprises a U-shaped support frame (101), the inner cavity of the U-shaped support frame (101) is provided with left-right symmetrical control columns (105), the opposite sides of the two control columns (105) are provided with a crushing and screening mechanism (200), the right end of the right control column (105) passes through the U-shaped support frame (101), and the right end of the U-shaped support frame (101) is provided with a first gear (104), the bottom of the first gear (104) is meshed with a tooth plate (102), and the front side of the tooth plate (102) is provided with a cylinder (103).

2. A polyacrylamide crushing powder screening device according to claim 1, characterized in that: The crushing and screening mechanism (200) comprises a crushing box (201), wherein the inner cavity of the crushing box (201) is provided with front and rear symmetrical crushing rollers (205), the left sides of the two crushing rollers (205) are each provided with a second gear (203), and the left side of the second gear (203) on the front side is provided with a motor (204).

3. A polyacrylamide crushing powder screening device according to claim 2, characterized in that: The top of the crushing box (201) is provided with a feed port (202), and the bottom of the crushing box (201) is provided with a discharge port, and the bottom of the discharge port is provided with a grading screening component.

4. A polyacrylamide crushing powder screening device according to claim 3, characterized in that: The grading screening assembly comprises a front-to-back symmetrical "L"-shaped matching fixing plate (206), a first sieve plate (207) is arranged on opposite sides of the two "L"-shaped matching fixing plates (206), and a second sieve plate (208) is arranged at the bottom of the first sieve plate (207).

5. The polyacrylamide crushing powder screening device according to claim 4, characterized in that: A sliding groove is provided at the bottom of the first sieve plate (207), and the top of the second sieve plate (208) is located in the inner cavity of the sliding groove.

6. A polyacrylamide crushing powder screening device according to claim 5, characterized in that: The diameters of the sieve holes of the first sieve plate (207) and the second sieve plate (208) are arranged from large to small, and a closing cover is arranged on the right side of the second sieve plate (208).

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