Bentonite screening device

Abstract

The utility model discloses a bentonite screening device, comprising a screening bin, a bracket is fixedly installed on the top of the screening bin, a pretreatment bin is fixedly installed on the bracket, a feed port is fixedly installed on one side of the top of the pretreatment bin, a discharge port is fixedly installed on the bottom of the pretreatment bin, the bottom of the discharge port is communicated with the screening bin, and a screening mechanism is installed inside the screening bin; when using the device, a staff can start a first motor to drive the screening mechanism to screen the bentonite entering the screening bin, so that the crushed stone particles mixed in the bentonite can be screened out, so that the subsequent bonding force of the bentonite is improved, and then the water contained in the bentonite can be dried by arranging the stirring rod, the first cavity, the second cavity, the electric heating pipe and the spiral auger, so that the bentonite is pretreated and processed, so that the screening effect of the screening device on the bentonite is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screening devices, in particular to a bentonite screening device. Background Art

[0002] Bentonite is a clay mineral with adsorptive and expansive properties. It is widely used in many fields, including building materials, ceramics, cosmetics, medicine, environmental protection, etc. The application of bentonite in various fields mainly includes the following aspects: Bentonite can be used to manufacture bricks, tiles, cement, concrete and other building materials. It can improve the plasticity, fluidity and durability of the material. Bentonite is widely used in the production of ceramic products to adjust the viscosity, plasticity and sintering properties of ceramic materials.

[0003] However, the mined bentonite is mixed with crushed stone particles, and the bentonite mixed with crushed stone particles affects the subsequent bonding strength.

[0004] Therefore, the utility model provides a bentonite screening device to solve the above problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a bentonite screening device to solve the above problems.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a bentonite screening device, comprising a screening bin, a bracket is fixedly installed on the top of the screening bin, a pretreatment bin is fixedly installed on the bracket, a feed port is fixedly installed on one side of the top of the pretreatment bin, a discharge port is fixedly installed on the bottom of the pretreatment bin, the bottom end of the discharge port is communicated with the screening bin, a screening mechanism is installed inside the screening bin, the screening mechanism comprises a support plate, a driving groove, a guide rod, a spring and a rack, a support plate is slidably installed transversely inside the screening bin, a driving groove is opened at the front end of the screening bin, a rack is slidably installed inside the driving groove, the rear end of the rack is fixedly connected to the front end of the support plate, a guide rod is fixedly installed inside the driving groove, the rack is slidably connected to the guide rod, a spring is sleeved on the guide rod, the left side of the spring is fixedly connected to the left side of the driving groove, and the right end of the spring is fixedly connected to the left end of the rack.

[0007] Preferably, the screening mechanism also includes a fixed plate, a first motor, a driving shaft and an incomplete gear. A fixed plate is fixedly mounted on the outer wall of the front end of the screening bin, a first motor is fixedly mounted on the bottom end of the fixed plate, a driving shaft is fixedly connected to the output end of the first motor, an incomplete gear is fixedly mounted on the other end of the driving shaft, and the incomplete gear is meshingly connected to the rack.

[0008] Preferably, a multi-stage hydraulic cylinder is fixedly installed on the left outer wall of the screening bin at a position directly above the support plate, and a push plate is fixedly connected to the output end of the multi-stage hydraulic cylinder. The bottom end of the push plate is in contact with the top end of the support plate, and a slag outlet is provided on the right outer wall of the screening bin at a position directly above the support plate, and a mounting groove is provided in the middle position of the support plate, a sieve plate is fixedly installed inside the mounting groove, and the top end of the sieve plate is flush with the top end of the support plate.

[0009] Preferably, a second motor is fixedly installed at the middle position of the top of the pretreatment bin, and a rotating shaft is fixedly connected to the output end of the second motor. The bottom end of the rotating shaft extends to the inside of the discharge port, and a plurality of groups of stirring rods are fixedly installed on the rotating shaft. A first cavity is opened inside the rotating shaft, and a second cavity is opened inside each group of stirring rods, and they are all connected with the first cavity. An electric heating tube is vertically fixedly installed inside the first cavity.

[0010] Preferably, a spiral auger is fixedly mounted on the bottom end of the outer wall of the rotating shaft, and the outer wall of the spiral auger fits with the inside of the discharge port.

[0011] Preferably, a first collecting box is provided directly below the screening bin, a second collecting box is provided at the right bottom end of the screening bin, and rubber pads are fixedly installed at the four corners of the bottom end of the screening bin.

[0012] Beneficial Effects

[0013] The utility model provides a bentonite screening device. Compared with the prior art, it has the following beneficial effects:

[0014] When using this device, the staff can start the first motor to drive the screening mechanism to screen the bentonite entering the screening bin, so that the crushed stone particles mixed in the bentonite can be screened out, thereby improving the subsequent bonding force of the bentonite, and then through the setting of the stirring rod, the first cavity, the second cavity, the electric heating tube and the spiral auger, the moisture contained in the bentonite can be dried, thereby pre-treating the bentonite, thereby improving the screening effect of the screening device on the bentonite. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This utility model Figure 1 The enlarged structural diagram at A in the middle;

[0017] Figure 3 This utility model Figure 1 The enlarged structural diagram at B in the middle;

[0018] Figure 4 It is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 5 This utility model Figure 4 Enlarged structural diagram at point C in the middle.

[0020] In the figure, 1, screening bin; 2, bracket; 3, pretreatment bin; 4, feed port; 5, discharge port; 6, support plate; 7, drive groove; 8, guide rod; 9, spring; 10, rack; 11, fixed plate; 12, first motor; 13, driving shaft; 14, incomplete gear; 15, sieve plate; 16, first collecting box; 17, multi-stage hydraulic cylinder; 18, push plate; 1801, slag outlet; 19, second collecting box; 20, second motor; 21, rotating shaft; 22, stirring rod; 23, first cavity; 24, second cavity; 25, electric heating tube; 26, spiral auger; 27, rubber pad. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1:

[0023] See also Figure 1-5 A bentonite screening device comprises a screening bin 1, a bracket 2 is fixedly installed on the top of the screening bin 1, a pretreatment bin 3 is fixedly installed on the bracket 2, a feed port 4 is fixedly installed on one side of the top of the pretreatment bin 3, a discharge port 5 is fixedly installed at the bottom of the pretreatment bin 3, and the bottom end of the discharge port 5 is connected with the screening bin 1, a screening mechanism is installed inside the screening bin 1, the screening mechanism comprises a support plate 6, a driving groove 7, a guide rod 8, a spring 9 and a rack 10, a support plate 6 is slidably installed horizontally through the inside of the screening bin 1, a driving groove 7 is opened at the front end of the screening bin 1, a rack 10 is slidably installed inside the driving groove 7, the rear end of the rack 10 is fixedly connected to the front end of the support plate 6, a guide rod 8 is fixedly installed inside the driving groove 7, the rack 10 is slidably connected to the guide rod 8, a spring 9 is sleeved on the guide rod 8, the left side of the spring 9 is fixedly connected to the left side of the driving groove 7, and the right end of the spring 9 is fixedly connected to the left end of the rack 10.

[0024] The screening mechanism also includes a fixed plate 11, a first motor 12, a driving shaft 13 and an incomplete gear 14. The fixed plate 11 is fixedly installed on the outer wall of the front end of the screening bin 1, the first motor 12 is fixedly installed on the bottom end of the fixed plate 11, the output end of the first motor 12 is fixedly connected to the driving shaft 13, and the other end of the driving shaft 13 is fixedly installed with an incomplete gear 14, which is meshed and connected with the rack 10.

[0025] A multi-stage hydraulic cylinder 17 is fixedly installed on the left outer wall of the screening bin 1, just above the support plate 6. A push plate 18 is fixedly connected to the output end of the multi-stage hydraulic cylinder 17, and the bottom end of the push plate 18 is in contact with the top of the support plate 6. A slag outlet 1801 is provided on the right outer wall of the screening bin 1, just above the support plate 6. A mounting groove is provided in the middle of the support plate 6, and a sieve plate 15 is fixedly installed inside the mounting groove, and the top of the sieve plate 15 is flush with the top of the support plate 6.

[0026] A first collecting box 16 is arranged directly below the screening bin 1 , a second collecting box 19 is arranged at the right bottom of the screening bin 1 , and rubber pads 27 are fixedly installed at the four corners of the bottom of the screening bin 1 .

[0027] When using this device, the mined bentonite passes through the set pretreatment bin 3 to the set screening bin 1, and then the staff can start the first motor 12 to drive the driving shaft 13 to rotate, thereby driving the incomplete gear 14 to rotate. Because the incomplete gear 14 is meshed and connected with the rack 10 fixedly installed at the front end of the support plate 6, it can drive the support plate 6 to move, and then through the setting of the spring 9, it can drive the support plate 6 to make reciprocating motion, so that the set screen plate 15 can screen the bentonite, so that the gravel particles mixed in the bentonite can be screened out, thereby improving the subsequent bonding force of the bentonite, and then the screened bentonite falls into the set first collecting box 16, and then the staff can start the multi-stage hydraulic cylinder 17 to drive the push plate 18 to push the gravel particles remaining on the screen plate 15 and collect them into the set second collecting box 19.

[0028] Embodiment 2:

[0029] See also Figure 1-5 This embodiment provides a technical solution based on the first embodiment: a second motor 20 is fixedly installed at the middle position of the top of the pretreatment bin 3, a rotating shaft 21 is fixedly connected to the output end of the second motor 20, the bottom end of the rotating shaft 21 extends to the inside of the discharge port 5, a plurality of groups of stirring rods 22 are fixedly installed on the rotating shaft 21, a first cavity 23 is defined inside the rotating shaft 21, a second cavity 24 is defined inside each group of stirring rods 22, and both are connected to the first cavity 23, an electric heating tube 25 is vertically fixedly installed inside the first cavity 23.

[0030] A spiral auger 26 is fixedly mounted on the bottom end of the outer wall of the rotating shaft 21 , and the outer wall of the spiral auger 26 fits with the inside of the discharge port 5 .

[0031] When the staff adds the mined bentonite into the pretreatment bin 3 through the feed port, the staff can start the second motor 20 and energize the electric heating tube 25 for heating, so that the stirring rod 22 can heat and dry the bentonite while stirring it, so that the moisture contained in the bentonite can be evaporated and dried, thereby reducing the lumps of soil stuck together in the bentonite, and pre-treating the bentonite, thereby improving the screening effect of the screening device on the bentonite when the bentonite enters the screening bin 1. In addition, through the setting of the spiral auger 26, when the second motor 20 is started to rotate forward, the spiral auger 26 can flip the bentonite at the bottom of the pretreatment bin 3 upward, thereby improving the uniform heating of the bentonite. When the second motor 20 is started to flip, the blockage of the bentonite when entering the screening bin 1 through the discharge port 5 can be reduced.

[0032] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0033] 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.

[0034] Although 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 bentonite screening device, comprising a screening bin (1), characterized in that: The top of the screening bin (1) is fixedly mounted with a bracket (2), a pre-treatment bin (3) is fixedly mounted on the bracket (2), a feed port (4) is fixedly mounted on one side of the top of the pre-treatment bin (3), a discharge port (5) is fixedly mounted on the bottom of the pre-treatment bin (3), the bottom of the discharge port (5) is connected to the screening bin (1), a screening mechanism is installed inside the screening bin (1), the screening mechanism comprises a support plate (6), a driving groove (7), a guide rod (8), a spring (9) and a rack (10), a sliding plate (10) is transversely mounted inside the screening bin (1), and a plurality of guide rods (8) are provided inside the screening bin (1). A support plate (6) is movably installed, a driving groove (7) is opened at the front end of the screening bin (1), a rack (10) is slidably installed inside the driving groove (7), the rear end of the rack (10) is fixedly connected to the front end of the support plate (6), a guide rod (8) is fixedly installed inside the driving groove (7), the rack (10) is slidably connected to the guide rod (8), a spring (9) is sleeved on the guide rod (8), the left side of the spring (9) is fixedly connected to the left side of the driving groove (7), and the right end of the spring (9) is fixedly connected to the left end of the rack (10).

2. A bentonite screening device according to claim 1, characterized in that: The screening mechanism further comprises a fixed plate (11), a first motor (12), a driving shaft (13) and an incomplete gear (14); the fixed plate (11) is fixedly mounted on the front end outer wall of the screening bin (1); the first motor (12) is fixedly mounted on the bottom end of the fixed plate (11); the driving shaft (13) is fixedly connected to the output end of the first motor (12); the incomplete gear (14) is fixedly mounted on the other end of the driving shaft (13); and the incomplete gear (14) is meshingly connected to the rack (10).

3. A bentonite screening device according to claim 1, characterized in that: A multi-stage hydraulic cylinder (17) is fixedly installed on the left outer wall of the screening bin (1) at a position just above the support plate (6); a push plate (18) is fixedly connected to the output end of the multi-stage hydraulic cylinder (17); the bottom end of the push plate (18) is in contact with the top end of the support plate (6); a slag outlet (1801) is provided on the right outer wall of the screening bin (1) at a position just above the support plate (6); a mounting groove is provided at a middle position of the support plate (6); a sieve plate (15) is fixedly installed inside the mounting groove; the top end of the sieve plate (15) is flush with the top end of the support plate (6).

4. A bentonite screening device according to claim 1, characterized in that: A second motor (20) is fixedly installed at the middle position of the top of the pretreatment bin (3); the output end of the second motor (20) is fixedly connected to a rotating shaft (21); the bottom end of the rotating shaft (21) extends to the inside of the discharge port (5); a plurality of groups of stirring rods (22) are fixedly installed on the rotating shaft (21); a first cavity (23) is provided inside the rotating shaft (21); a second cavity (24) is provided inside each group of stirring rods (22), and both are connected to the first cavity (23); an electric heating pipe (25) is vertically fixedly installed inside the first cavity (23).

5. A bentonite screening device according to claim 4, characterized in that: A spiral auger (26) is fixedly mounted on the bottom end of the outer wall of the rotating shaft (21), and the outer wall of the spiral auger (26) fits in contact with the inside of the discharge port (5).

6. A bentonite screening device according to claim 1, characterized in that: A first collecting box (16) is arranged directly below the screening bin (1), a second collecting box (19) is arranged at the right bottom end of the screening bin (1), and rubber pads (27) are fixedly installed at the four corners of the bottom end of the screening bin (1).

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