Screening device for anti-crack mortar production

Abstract

The utility model relates to a screening device for anti-crack mortar production, which comprises a base, a tank body and a screen frame, the screen frame is arranged in the tank body, the top of the base is fixedly connected with a stand column, the top of the stand column is fixedly connected with a top plate, the top of the base is fixedly connected with a mounting table, the top of the mounting table is provided with a first motor, and the output end of the first motor is provided with a first rotating shaft; a bearing is fixedly connected to the inner side of the stand column, a first discharging opening is formed in the bottom of the tank body, a second discharging opening is formed in the top of the tank body, a feeding opening is formed in the top of the tank body, a second motor is installed at the top of the tank body, and a second rotating shaft is arranged at the output end of the second motor; materials are screened in a rotating mode, the strength is improved, the screens are prevented from being pulled and torn, waste residues are effectively separated and prevented from impacting the inner wall of the tank body, and the service life of the protection and prolonging device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of mortar production, in particular to a screening device for producing crack-resistant mortar. Background Art

[0002] Mortar is an adhesive material used for bricklaying in construction. It is made of a certain proportion of sand and binder materials (cement, lime paste and clay, etc.) and water. It is transported to the construction site in bags or bulk. It is a material that can be used directly after adding water and mixing. It is widely used in construction and decoration projects. The utility model patent with application number: CN202221795346.1 discloses a screening device for the production of crack-resistant mortar, including a screening box, a ring frame, an electric motor and a motor. The inner wall of the screening box is provided with a ring frame, and the outer wall of the ring frame is in close contact with the inner wall of the screening box. The inner wall of the ring frame is equipped with a support rod, and the outer wall of the support rod is equipped with a screen. The top of the screening box is equipped with a motor, and the output end of the motor extends into the interior of the screening box. The inner wall of the screening box is equipped with a motor, and the outer wall of the screening box is equipped with a waste slag trough, and the outer wall of the waste slag trough is equipped with a motor. There is a fixing mechanism; a feed hopper is installed on the top of the screening box, a discharge port is provided at the bottom of the screening box, and a support leg is installed at the bottom of the screening box; a rotating shaft is installed at the output end of the motor, and the bottom end of the rotating shaft is connected to one end of the support rod; a revolving door is installed at the output end of the motor; a bottom cover is installed at the bottom of the waste slag trough through a hinge, a buckle rod is installed on the outer wall of the bottom cover through an axis, and a plug hole is provided on the outer wall of the buckle rod; a lever is installed through the outer wall of the fixing mechanism, a baffle is installed at one end of the lever, a plug rod is installed on the outer wall of the baffle, and a spring is installed on the inner wall of the fixing mechanism. The waste slag on the screen can be thrown out from the revolving door opening due to centrifugal force, and the waste slag trough temporarily collects the waste slag, but the revolving door opening is small, and the waste slag is not easy to pass through in a short time. Most of the waste slag will continue to hit the inner wall of the screening box, causing damage to the screening box. Utility Model Content

[0003] The utility model aims to solve the problems existing in the above-mentioned prior art and provides a screening device for the production of crack-resistant mortar, which can use a rotating method to screen materials, increase the strength to prevent the screen from being pulled and torn, effectively separate and prevent waste residue from hitting the inner wall of the tank body, and enhance protection to extend the service life of the device.

[0004] The utility model solves the technical problem by adopting a technical solution: the screening device for the production of anti-crack mortar comprises a base, a tank body and a screen frame, the screen frame is inside the tank body, a column is fixedly connected to the top of the base, a top plate is fixedly connected to the top of the column, a mounting platform is fixedly connected to the top of the base, a first motor is installed on the top of the mounting platform, a first rotating shaft is arranged at the output end of the first motor, the first rotating shaft is connected to the side of the tank body through the inside of the column, a bearing is fixedly connected to the inner side of the column, the first rotating shaft is inside the bearing, the bearing, the first rotating shaft, the column and the base all have two, two first rotating shafts The shafts are distributed on the left and right sides of the tank body, a first discharge port is arranged at the bottom of the tank body, a second discharge port is arranged at the top of the tank body, a feed port is arranged at the top of the tank body, a second motor is installed on the top of the tank body, a second rotating shaft is arranged at the output end of the second motor, the second rotating shaft reaches the inside of the tank body, a support frame is fixedly connected to the inside of the screen frame, the second rotating shaft is connected to the support frame, a first screen is fixedly connected to the side of the support frame, a second screen is fixedly connected to the side surface of the screen frame, raw materials are poured in from the feed port, and the raw materials reach the screen frame inside the tank body. After the second motor is turned on and acts on the second rotating shaft, the second rotating shaft rotates The screen frame is driven to rotate by the motor. Under the action of centrifugal force, small particles that meet the requirements pass through the first screen, and a small number of small particles also pass through the second screen. The small particles are separated from the screen frame and fall to the bottom of the tank body, and reach the outside of the tank body through the first discharge port. The small particles are collected and transferred. The large particles are left inside the screen frame. The second motor is turned off, and the second shaft and the screen frame stop rotating. The first motor is turned on and acts on the first shaft. The first shaft rotates clockwise, and the first shaft drives the tank body to rotate clockwise. The second discharge port slowly moves down. After the tank body rotates more than ninety degrees, the large particles of waste will roll down and separate from the screen frame, and the large particles of waste will be slowly poured out from the second discharge port. After the large particles of waste are completely poured out, the operator controls the first motor to run in reverse, and the first shaft rotates counterclockwise, and the first shaft drives the tank body to rotate counterclockwise until the tank body returns to its original position and the first motor stops. The large particles of waste are then collected and transferred, and the material is screened by rotation to increase the strength to prevent the screen from being pulled and torn, and to effectively separate and prevent waste residue from hitting the inner wall of the tank, thereby improving protection and extending the service life of the device.

[0005] For further improvement, the tank body is at the center position of the two columns, the mounting platform is connected to the columns, the mounting platform is connected to the base and the columns at the same time, the solidity of the mounting platform is enhanced, the stability of the first motor is enhanced, the center of gravity of the tank body is in the middle of the two columns, and the two columns evenly share the weight of the tank body.

[0006] For further improvement, there are multiple second screens and first screens, and a support frame separates the multiple first screens. The raw materials are distributed among the multiple first screens. The support frame provides main support to reduce the load pressure of the screens and avoid the screens from being torn and damaged.

[0007] For further improvement, the second motor is located at the center of the top of the tank body, the feed port and the second discharge port are distributed on the front and rear sides of the second motor, the screen frame is located at the center of the tank body, the support frame is located at the center of the screen frame, and the second rotating shaft and the screen frame rotate in the center of the tank body to ensure the concentration of rotational force and improve the stability of the rotation process.

[0008] To further improve the screen frame, a wheel frame is fixed on the side, and a movable wheel is installed inside the wheel frame. There are six wheel frames and six movable wheels each, and the movable wheels are in contact with the inner wall of the tank body. The six movable wheels are used to keep a certain distance between the screen frame and the inner wall of the tank body to avoid contact between the screen frame and the inner wall of the tank body when rotating, thereby preventing wear between the screen frame and the inner wall of the tank body.

[0009] Further improvement, the movable wheel is close to the top of the screen frame, the six movable wheels are equally spaced, the six movable wheels are evenly distributed, and the forces are the same. The protection is improved near the top of the screen frame to prevent small particles of raw materials from falling into the wheel frame and affecting the normal use of the movable wheels.

[0010] To be further improved, the top of the tank body is fixedly connected with a sleeve, the top of the top plate is fixedly connected with an electric cylinder, the top of the electric cylinder is fixedly connected with a movable plate, the bottom of the movable plate is fixedly connected with a guide column, the guide column and the sleeve are plugged into each other, and the inside of the top plate is fixedly connected with a linear bearing, the guide column passes through the inside of the linear bearing, the electric cylinder contracts and runs, driving the movable plate and the guide column to move downward, the guide column is plugged into the inside of the sleeve, and the tank body is fixed and effectively locked.

[0011] Further improvement, the sleeve, guide column and linear bearing are each provided with two, the two guide columns are distributed on the left and right sides of the electric cylinder, the two linear bearings improve the smoothness of the two guide columns, the two guide columns are respectively plugged into the two sleeves, and the tank body is further fixed.

[0012] The beneficial effects of the utility model are:

[0013] 1. Pour the raw materials from the feed port, and the raw materials reach the screen frame inside the tank. After the second motor is turned on and acts on the second shaft, the second shaft rotates to drive the screen frame to rotate. Under the action of centrifugal force, small particles of raw materials that meet the requirements pass through the first screen, and a small number of small particles of raw materials also pass through the second screen. The small particles of raw materials leave the screen frame and fall to the bottom of the tank, and reach the outside of the tank through the first discharge port. The small particles of raw materials are collected and transferred. The large particles of waste are left inside the screen frame. Turn off the second motor, the second shaft and the screen frame stop rotating, and the first motor is turned on and acts on the first shaft. The first shaft rotates clockwise, and the first shaft rotates clockwise. The shaft drives the tank body to rotate clockwise, and the second discharge port slowly moves downward. After the tank body rotates more than ninety degrees, the large particles of waste roll down and separate from the screen frame, and the large particles of waste are slowly poured out from the second discharge port. After the large particles of waste are completely poured out, the operator controls the first motor to run in the opposite direction, and the first shaft rotates counterclockwise. The first shaft drives the tank body to rotate counterclockwise until the tank body returns to its original position and the first motor stops. The large particles of waste are then collected and transferred, and the material is screened by rotation to increase the strength to prevent the screen from being pulled and torn, and to effectively separate and prevent waste residue from hitting the inner wall of the tank, thereby improving protection and extending the service life of the device.

[0014] 2. By using six movable wheels, the screen frame is kept at a certain distance from the inner wall of the tank, avoiding contact between the screen frame and the inner wall of the tank when rotating, and preventing wear of the screen frame and the inner wall of the tank. The six movable wheels are evenly distributed and subjected to the same force. They are close to the top of the screen frame to improve protection and prevent small particles of raw materials from falling into the wheel frame and affecting the normal use of the movable wheels.

[0015] 3. The electric cylinder contracts to drive the movable plate and the guide column to move downward, and the guide column is inserted into the sleeve, so that the tank body is fixed and effectively locked. The two linear bearings improve the smoothness of the two guide columns. The two guide columns are respectively inserted into the two sleeves, and the tank body is further fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 For the utility model Figure 1 Enlarged view of point A in the middle;

[0018] Figure 3 This is a back view of the utility model;

[0019] Figure 4 For the utility model Figure 3 Enlarged view of point B in the middle;

[0020] Figure 5 This is a diagram showing the interior of the tank of the utility model;

[0021] Figure 6 This is a schematic diagram of the screen frame structure of the utility model;

[0022] Figure 7 It is a top view of the screen frame of the present utility model.

[0023] Explanation of the accompanying drawings: 1. base; 2. tank body; 3. screen frame; 4. column; 5. top plate; 6. mounting table; 7. first motor; 8. first rotating shaft; 9. bearing; 10. first discharge port; 11. second discharge port; 12. feed port; 13. second motor; 14. second rotating shaft; 15. support frame; 16. first screen; 17. second screen; 18. wheel frame; 19. movable wheel; 20. sleeve; 21. electric cylinder; 22. movable plate; 23. guide column; 24. linear bearing. DETAILED DESCRIPTION

[0024] The following is combined with Figure 1-7 This embodiment is further described:

[0025] like Figure 1-7 As shown: In this embodiment, a screening device for the production of crack-resistant mortar includes a base 1, a tank body 2 and a screen frame 3. The screen frame 3 is inside the tank body 2. A column 4 is fixedly connected to the top of the base 1. A top plate 5 is fixedly connected to the top of the column 4. A mounting platform 6 is fixedly connected to the top of the base 1. A first motor 7 is installed on the top of the mounting platform 6. A first rotating shaft 8 is provided at the output end of the first motor 7. The first rotating shaft 8 is connected to the side of the tank body 2 through the inside of the column 4. A bearing 9 is fixedly connected to the inside of the column 4. The first rotating shaft 8 is inside the bearing 9. There are two bearings 9, first rotating shafts 8, columns 4 and base 1. The two first rotating shafts 8 are distributed on the left and right sides of the tank body 2. A first discharge port 10 is provided at the bottom of the tank body 2, and a second discharge port is provided at the top of the tank body 2. 11. A feed port 12 is provided on the top of the tank body 2, a second motor 13 is installed on the top of the tank body 2, a second rotating shaft 14 is provided on the output end of the second motor 13, the second rotating shaft 14 reaches the inside of the tank body 2, a support frame 15 is fixedly connected to the inside of the screen frame 3, the second rotating shaft 14 is connected to the support frame 15, a first screen 16 is fixedly connected to the side of the support frame 15, a second screen 17 is fixedly connected to the side surface of the screen frame 3, the tank body 2 is at the center position of two columns 4, the mounting platform 6 is connected to the columns 4, there are multiple second screens 17 and first screens 16, the support frame 15 separates multiple first screens 16, the second motor 13 is at the center position of the top of the tank body 2, the feed port 12 and the second discharge port 11 are distributed on the front and back sides of the second motor 13.

[0026] like Figure 5-7 As shown: a wheel frame 18 is fixed to the side of the screen frame 3, and a movable wheel 19 is installed inside the wheel frame 18. There are six wheel frames 18 and six movable wheels 19 respectively. The movable wheels 19 are in contact with the inner wall of the tank body 2, and the movable wheels 19 are close to the top of the screen frame 3. The six movable wheels 19 are equidistant.

[0027] like Figure 1-4 As shown: a sleeve 20 is fixedly connected to the top of the tank body 2, an electric cylinder 21 is fixedly connected to the top of the top plate 5, a movable plate 22 is fixedly connected to the top of the electric cylinder 21, a guide column 23 is fixedly connected to the bottom of the movable plate 22, the guide column 23 and the sleeve 20 are plugged into each other, a linear bearing 24 is fixedly connected inside the top plate 5, the guide column 23 passes through the inside of the linear bearing 24, there are two sleeves 20, two guide columns 23 and two linear bearings 24, and the two guide columns 23 are distributed on the left and right sides of the electric cylinder 21.

[0028] When the utility model is in use, the electric cylinder 21 contracts and runs, driving the movable plate 22 and the two guide pillars 23 to move downward, the two linear bearings 24 improve the smoothness of the two guide pillars 23, the two guide pillars 23 are respectively inserted into the two sleeves 20, the tank body 2 is fixed and effectively locked, the raw materials are poured from the feed port 12, the raw materials reach the screen frame 3 inside the tank body 2, the raw materials are distributed in the multiple first screens 16, the support frame 15 provides the main support, reduces the load pressure of the screen, and the second motor 13 is turned on and acts on the second rotating shaft 1 4, the second rotating shaft 14 rotates to drive the screen frame 3 to rotate, and the six movable wheels 19 are used to keep a certain distance between the screen frame 3 and the inner wall of the tank body 2 to avoid contact between the screen frame 3 and the inner wall of the tank body 2 when the screen frame 3 rotates, and to prevent wear between the screen frame 3 and the inner wall of the tank body 2. Under the action of centrifugal force, small particles of raw materials that meet the requirements pass through the first screen 16, and a small number of small particles of raw materials also pass through the second screen 17. The small particles of raw materials are separated from the screen frame 3 and fall to the bottom of the tank body 2, and reach the outside of the tank body 2 through the first discharge port 10, so that the small particles of raw materials are collected and transferred. , what is left in the screen frame 3 are large particles of waste. The second motor 13 is turned off, the second shaft 14 and the screen frame 3 stop rotating, the electric cylinder 21 extends and runs, driving the movable plate 22 and the two guide pillars 23 to move upward, and the two guide pillars 23 are separated from the two sleeves 20 respectively. The first motor 7 is turned on and acts on the first shaft 8, and the first shaft 8 rotates clockwise, and the first shaft 8 drives the tank body 2 to rotate clockwise, and the second discharge port 11 slowly moves down. After the tank body 2 rotates at an angle of more than ninety degrees, the large particles of waste roll down and After leaving the screen frame 3, large waste particles are slowly poured out from the second discharge port 11. After the large waste particles are completely poured out, the operator controls the first motor 7 to run in the opposite direction, and the first shaft 8 rotates counterclockwise, and the first shaft 8 drives the tank body 2 to rotate counterclockwise until the tank body 2 returns to its original position. The first motor 7 stops, and the large waste particles are collected and transferred. The material is screened by rotation, which increases the strength to prevent the screen from being pulled and torn, and effectively separates to prevent waste residue from hitting the inner wall of the tank body 2, thereby improving protection and extending the service life of the device.

[0029] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A screening device for producing crack-resistant mortar, comprising a base (1), a tank body (2) and a screen frame (3), characterized in that: The screen frame (3) is inside the tank body (2), the top of the base (1) is fixedly connected to a column (4), the top of the column (4) is fixedly connected to a top plate (5), the top of the base (1) is fixedly connected to a mounting platform (6), the top of the mounting platform (6) is installed with a first motor (7), the output end of the first motor (7) is provided with a first rotating shaft (8), the first rotating shaft (8) passes through the inside of the column (4) and is connected to the side of the tank body (2), the inner side of the column (4) is fixedly connected to a bearing (9), the first rotating shaft (8) is inside the bearing (9), the bearing (9), the first rotating shaft (8), the column (4) and the base (1) all have two, and the two first rotating shafts (8) are distributed On the left and right sides of the tank body (2), a first discharge port (10) is arranged at the bottom of the tank body (2), a second discharge port (11) is arranged at the top of the tank body (2), a feed port (12) is arranged at the top of the tank body (2), a second motor (13) is installed at the top of the tank body (2), a second rotating shaft (14) is arranged at the output end of the second motor (13), the second rotating shaft (14) reaches the inside of the tank body (2), a support frame (15) is fixedly connected inside the screen frame (3), the second rotating shaft (14) is connected to the support frame (15), a first screen (16) is fixedly connected to the side of the support frame (15), and a second screen (17) is fixedly connected to the side surface of the screen frame (3).

2. A screening device for producing crack-resistant mortar according to claim 1, characterized in that: The tank body (2) is located at the center of the two columns (4), and the mounting platform (6) is connected to the columns (4).

3. A screening device for producing crack-resistant mortar according to claim 1, characterized in that: There are a plurality of the second screen (17) and the first screen (16), and the support frame (15) separates the plurality of first screens (16).

4. A screening device for producing crack-resistant mortar according to claim 1, characterized in that: The second motor (13) is located at the center of the top of the tank body (2), and the feed port (12) and the second discharge port (11) are distributed on the front and rear sides of the second motor (13).

5. The screening device for producing crack-resistant mortar according to claim 1 is characterized in that: A wheel frame (18) is fixed on the side of the screen frame (3), and movable wheels (19) are installed inside the wheel frame (18). There are six wheel frames (18) and six movable wheels (19) respectively, and the movable wheels (19) are in contact with the inner wall of the tank body (2).

6. A screening device for producing crack-resistant mortar according to claim 5, characterized in that: The movable wheels (19) are close to the top of the screen frame (3), and the six movable wheels (19) are spaced at equal distances.

7. The screening device for producing crack-resistant mortar according to claim 1 is characterized in that: The top of the tank body (2) is fixedly connected with a sleeve (20), the top of the top plate (5) is fixedly connected with an electric cylinder (21), the top of the electric cylinder (21) is fixedly connected with a movable plate (22), the bottom of the movable plate (22) is fixedly connected with a guide column (23), the guide column (23) and the sleeve (20) are plugged into each other, the inside of the top plate (5) is fixedly connected with a linear bearing (24), and the guide column (23) passes through the inside of the linear bearing (24).

8. A screening device for producing crack-resistant mortar according to claim 7, characterized in that: There are two sleeves (20), two guide pillars (23) and two linear bearings (24), and the two guide pillars (23) are distributed on the left and right sides of the electric cylinder (21).

Images