Industrial calcium carbonate conveying device with screening function

Abstract

The industrial calcium carbonate conveying device with the screening function comprises a screening device and further comprises a main body box and a pneumatic powder suction pump, a grinding cavity and a screening cavity are sequentially formed in the main body box from top to bottom, and a first screening plate, a second screening plate and a third screening plate are sequentially and obliquely installed in the screening cavity from top to bottom; a grinding device is mounted in the grinding cavity; a discharging device is fixedly installed at an upper end opening of the grinding cavity, an inclined material guide plate is arranged in the discharging device, and a plurality of vibrators are arranged below the material guide plate. And the positions, corresponding to the lowest ends of the first sieve plate, the second sieve plate and the third sieve plate, of the main body box are provided with material receiving boxes, the multiple material receiving boxes are connected with the suction ends of pneumatic powder suction pumps in a one-to-one correspondence mode, and the output ends of the pneumatic powder suction pumps are connected with conveying hoses.

Description

Technical Field

[0001] The utility model relates to the technical field of powder conveying equipment, in particular to an industrial calcium carbonate conveying device with a screening function. Background Art

[0002] In the process of calcium carbonate processing, conveyors are often used. When using conveyors to transport calcium carbonate powder, processing plants generally need to separate and process it according to different particle sizes in order to meet the requirements of different ingredient formulas. Therefore, the prior art has devices that can perform grading and screening.

[0003] The utility model patent with application number 202023247153.6 discloses a grinding device with high efficiency in processing calcium carbonate, including a box body, wherein a first grinding bin and a second grinding bin are fixedly installed in sequence from top to bottom inside the box body, and a first feed hopper that penetrates and extends to the outside of the box body is fixedly connected to the top of the first grinding bin. This grinding device with high efficiency in processing calcium carbonate is provided with a first sieve plate and a second sieve plate that are respectively hinged to the box body through a hinge rod, so that the first sieve plate and the second sieve plate can screen the ground calcium carbonate, and then the finished powder inside the storage box is transported to the inside of the receiving box through the discharge pipe by starting the fan, and then the incompletely ground calcium carbonate is further processed by providing a second grinding bin, which effectively improves the quality of calcium carbonate screening and achieves the advantage of good screening effect, thereby effectively solving the problem that the screening degree of the grinding device is not enough to affect the use effect of calcium carbonate.

[0004] Although this calcium carbonate processing efficient grinding device further processes incompletely ground calcium carbonate through screening and grinding through the first sieve plate and the second sieve plate, the device requires manual control of the amount of calcium carbonate added when adding calcium carbonate during grinding work. When too much calcium carbonate is placed at one time, it is easy to cause a heavy workload during grinding and easily cause equipment damage; further improvement is needed. Utility Model Content

[0005] The utility model aims to provide an industrial calcium carbonate conveying device with a screening function, aiming to improve the problem that when adding calcium carbonate during grinding work, the amount of calcium carbonate added needs to be manually controlled. When too much calcium carbonate is placed at one time, it is easy to cause a large workload during grinding and easily cause equipment damage.

[0006] The utility model is implemented as follows: an industrial calcium carbonate conveying device with a screening function, comprising a screening device, a main body box and a pneumatic powder suction pump, wherein a grinding chamber and a screening chamber are sequentially arranged inside the main body box from top to bottom, wherein a first sieve plate, a second sieve plate and a third sieve plate are sequentially installed obliquely from top to bottom in the screening chamber, and a grinding device is installed in the grinding chamber; a discharge device is fixedly installed at the upper port of the grinding chamber, wherein an inclined material guide plate is arranged in the discharge device, and a plurality of vibrators are arranged below the material guide plate; a material receiving box is arranged at the position of the main body box corresponding to the lowest ends of the first sieve plate, the second sieve plate and the third sieve plate, wherein the plurality of material receiving boxes are connected to the suction end of the pneumatic powder suction pump in a one-to-one manner, and a conveying hose is connected to the output end of the pneumatic powder suction pump.

[0007] Preferably, vibrators are installed under the first sieve plate, the second sieve plate and the third sieve plate, and the vibrators are installed on the inner wall of the screening chamber.

[0008] Preferably, a guide block is provided at the bottom of the main box, and the guide block is provided with an inclined guide surface; the main box is provided with corresponding discharge ports corresponding to the first sieve plate, the second sieve plate, the third sieve plate and the lowest point of the guide block, and the multiple receiving boxes are connected through the corresponding discharge ports.

[0009] Preferably, the grinding device includes two rotating shafts, grinding rollers, transmission gears and a motor. The two grinding rollers are rotatably installed in the grinding chamber through the rotating shafts. One end of the two rotating shafts passes through the box body of the main box and is installed with a transmission gear, and the other end is connected to the motor.

[0010] Preferably, the motor is mounted on the outer wall of the main box, wherein one end of the rotating shaft away from the transmission gear passes through the box body of the main box and is connected to the output shaft of the motor; the two transmission gears are meshed with each other.

[0011] Preferably, the material discharge device includes a material guide plate, a feed hopper and a bracket, the material guide plate and the feed hopper are both installed on the bracket, the lowest end of the material guide plate is connected to the inlet of the material guide plate, and the outlet of the material guide plate is arranged above the grinding device.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a discharging device. The cooperation of the guide plate arranged obliquely in the discharging device and the corresponding vibrator can control the calcium carbonate put into the discharging device without being affected by the amount of calcium carbonate put in, and the calcium carbonate is discharged into the grinding chamber slowly and steadily. When calcium carbonate is added during grinding work, it is not necessary to manually control the amount of calcium carbonate added. When too much calcium carbonate is placed, it will not enter the grinding chamber all at once, so as to avoid damage to the equipment.

[0014] 2. The utility model provides a pneumatic powder suction pump and a conveying hose. The pneumatic powder suction pump can be used to convey powder over a long distance, and the conveying hose can be used to change the conveying location at will. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0017] Figure 3 It is a schematic cross-sectional structural diagram of the side of the utility model;

[0018] Figure 4 It is a side structural schematic diagram of the utility model;

[0019] Figure 5 It is a schematic diagram of the back structure of the utility model.

[0020] In the figure: 1. main box; 101. grinding chamber; 102. screening chamber; 103. discharge port; 104. lead-out block; 2. first sieve plate; 3. second sieve plate; 4. third sieve plate; 5. grinding device; 501. rotating shaft; 502. grinding roller; 503. transmission gear; 504. motor; 6. discharge device; 601. guide plate; 602. feed hopper; 603. bracket; 7. receiving box; 8. pneumatic powder suction pump; 9. conveying hose; 10. vibrator. DETAILED DESCRIPTION

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] The following is a further description with reference to the accompanying drawings and specific embodiments:

[0023] Example 1

[0024] like Figure 1-Figure 3As shown, an industrial calcium carbonate conveying device with screening function includes a first sieve plate 2, a second sieve plate 3 and a third sieve plate 4, and also includes a main box 1 and a pneumatic powder suction pump 8. The interior of the main box 1 is provided with a grinding chamber 101 and a screening chamber 102 from top to bottom, and the grinding chamber 101 and the screening chamber 102 run through the entire main box 1 from top to bottom. The first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 are installed obliquely from top to bottom in the screening chamber 102, and are staggered and obliquely installed one by one. A vibrator 10 is installed below the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4, and the vibrator 10 is installed on the inner wall of the screening chamber 102, and the vibration ends of the vibrator 10 correspond to the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 respectively. The sieve plate 2, the second sieve plate 3 and the third sieve plate 4 are abutted against the lower end of their highest end heads; a lead-out block 104 is provided at the bottom of the main body box 1, and the lead-out block 104 is provided with an inclined lead-out surface; the main body box 1 is provided with corresponding discharge ports 103 corresponding to the positions of the lowest points of the first sieve plate 2, the second sieve plate 3, the third sieve plate 4 and the lead-out block 104, and multiple material receiving boxes 7 are connected to the discharge ports 103 through corresponding discharge ports 103; the main body box 1 is provided with material receiving boxes 7 corresponding to the positions of the lowest ends of the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4, and multiple material receiving boxes 7 are connected to the suction ends of the pneumatic powder suction pumps 8 one by one, and the output ends of the pneumatic powder suction pumps 8 are connected to the conveying hoses 9.

[0025] like Figure 3-Figure 5 As shown, the grinding chamber 101 is equipped with a grinding device 5, which includes two rotating shafts 501, a grinding roller 502, a transmission gear 503 and a motor 504. The two grinding rollers 502 are rotatably mounted in the grinding chamber 101 through the rotating shafts 501. One end of the two rotating shafts 501 passes through the box body of the main box 1 and is equipped with a transmission gear 503. The two transmission gears 503 are meshed to control the grinding rollers 502 to rotate towards each other; the other end is connected to a motor 504, which is mounted on the outer wall of the main box 1. One of the rotating shafts 501 is far away One end of the transmission gear passes through the box body of the main box 1 and is connected to the output shaft of the motor 504; a discharge device 6 is fixedly installed at the upper port of the grinding chamber 101, and an inclined material guide plate 601 is arranged in the discharge device 6, and a plurality of vibrators 10 are arranged below the material guide plate 601; the discharge device 6 includes a material guide plate 601, a feed hopper 602 and a bracket 603, and the material guide plate 601 and the feed hopper 602 are both installed on the bracket 603, the lowest end of the material guide plate 601 is connected to the inlet of the material guide plate 601, and the outlet of the material guide plate 601 is arranged above the grinding device 5.

[0026] Example 2

[0027] like Figure 1-Figure 3As shown, an industrial calcium carbonate conveying device with screening function includes a first sieve plate 2, a second sieve plate 3 and a third sieve plate 4, and also includes a main box 1 and a pneumatic powder suction pump 8. The interior of the main box 1 is provided with a grinding chamber 101 and a screening chamber 102 from top to bottom, and the grinding chamber 101 and the screening chamber 102 run through the entire main box 1 from top to bottom. The first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 are installed obliquely in sequence from top to bottom in the screening chamber 102, and are staggered and obliquely installed one by one. A vibrator 10 is installed below the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4, and the vibrator 10 is installed on the inner wall of the screening chamber 102, and the vibration ends of the vibrator 10 correspond to the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4 one by one. The third sieve plate 4 abuts against the lower end of its highest end head; a lead-out block 104 is provided at the bottom of the main body box 1, and the lead-out block 104 is provided with an inclined lead-out surface; the main body box 1 is provided with corresponding discharge ports 103 at the positions corresponding to the lowest points of the first sieve plate 2, the second sieve plate 3, the third sieve plate 4 and the lead-out block 104, and a plurality of material receiving boxes 7 are connected to the discharge ports 103 through the corresponding discharge ports 103; the main body box 1 is provided with material receiving boxes 7 at the positions corresponding to the lowest ends of the first sieve plate 2, the second sieve plate 3 and the third sieve plate 4, and the four material receiving boxes 7 are connected to the suction end of the pneumatic powder suction pump 8 one by one, and the output end of the pneumatic powder suction pump 8 is connected to the conveying hose 9, and the powder can be conveyed to any position through the conveying hose 9.

[0028] like Figure 3-Figure 5 As shown, the grinding chamber 101 is equipped with a grinding device 5, which includes two rotating shafts 501, a grinding roller 502, a transmission gear 503 and a motor 504. The two rotating shafts 501 are both rotatably installed on the cavity body of the grinding chamber 101, and the two grinding rollers 502 are rotatably installed in the grinding chamber 101 through the rotating shafts 501. One end of the two rotating shafts 501 passes through the body of the main box 1 and is equipped with a transmission gear 503. The two transmission gears 503 are meshed to control the grinding rollers 502 to rotate towards each other; the other end is connected to a motor 504, which is installed on the outer wall of the main box 1, and one end of one of the rotating shafts 501 away from the transmission gear passes through the body of the main box 1 and is connected to the output shaft of the motor 504; a discharge device 6 is fixedly installed at the upper port of the grinding chamber 101, and an inclined material guide plate 601 is provided in the discharge device 6. The material guide plate 601 is set at an angle of 30°, and a plurality of vibrators 10 are arranged below the material guide plate 601; the material discharge device 6 includes a material guide plate 601, a feed hopper 602 and a bracket 603, the material guide plate 601 and the feed hopper 602 are both installed on the bracket 603, the lowest end of the material guide plate 601 is connected to the inlet of the material guide plate 601, and the outlet of the material guide plate 601 is arranged above the grinding device 5.

[0029] The working principle of the utility model is as follows: calcium carbonate particles are put into the guide plate 601, and the vibrator 10 below the guide plate 601 drives the guide plate 601 to shake by vibration, so that a certain amount of calcium carbonate particles are put into the grinding chamber 101 along the slope of the guide plate 601, and then the calcium carbonate particles are ground by the grinding roller and fall into the first sieve plate 2, and the vibrator 10 of the first sieve plate 2 vibrates to screen the calcium carbonate powder, and then the calcium carbonate with larger particle size screened by the first sieve plate 2 enters the receiving box 7 through the discharge port 103 at the lowest end of the first sieve plate 2, and then the powder screened by the first sieve plate 2 is transported to the required position by the corresponding pneumatic powder suction pump 8; similarly, the second sieve plate 3, the third sieve plate 4 and the powders of various particle sizes screened from the third sieve plate 4 to the output block 104 are all transported to the required position by the corresponding receiving box 7 and the pneumatic powder suction pump 8.

[0030] In summary, the utility model provides a discharge device 6, and through the cooperation of the inclined material guide plate 601 and the corresponding vibrator 10 in the discharge device 6, the calcium carbonate fed into the discharge device 6 can be controlled to be not affected by the amount of feeding, and the material can be discharged into the grinding chamber 101 slowly and steadily; when adding calcium carbonate during grinding work, there is no need to manually control the amount of calcium carbonate added, and when too much calcium carbonate is placed, it will not all enter the grinding chamber 101 at once, avoiding damage to the equipment; by providing a pneumatic powder suction pump 8 and a conveying hose 9, the powder can be transported over a long distance by the pneumatic powder suction pump 8, and the conveying location can be changed at will by the conveying hose 9.

[0031] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An industrial calcium carbonate conveying device with a screening function, comprising a first screen plate (2), a second screen plate (3) and a third screen plate (4), characterized in that: The invention also comprises a main body box (1) and a pneumatic powder suction pump (8), wherein a grinding chamber (101) and a screening chamber (102) are arranged in sequence from top to bottom inside the main body box (1), wherein a first screening plate (2), a second screening plate (3) and a third screening plate (4) are installed in sequence from top to bottom in an inclined manner in the screening chamber (102), and a grinding device (5) is installed in the grinding chamber (101); a discharge device (6) is fixedly installed at the upper end of the grinding chamber (101), and the discharge device (6) is fixedly installed at the upper end of the grinding chamber (101). The material device (6) is provided with an inclined material guide plate (601), and a plurality of vibrators (10) are provided below the material guide plate (601); the main body box (1) is provided with material receiving boxes (7) at positions corresponding to the lowest ends of the first sieve plate (2), the second sieve plate (3) and the third sieve plate (4), and the plurality of material receiving boxes (7) are connected to the suction ends of the pneumatic powder suction pumps (8) in a one-to-one correspondence, and the output end of the pneumatic powder suction pumps (8) is connected to a conveying hose (9).

2. The industrial calcium carbonate conveying device with screening function according to claim 1, characterized in that: A vibrator (10) is installed below each of the first sieve plate (2), the second sieve plate (3) and the third sieve plate (4); the vibrator (10) is installed on the inner wall of the screening chamber (102).

3. The industrial calcium carbonate conveying device with screening function according to claim 1, characterized in that: The bottom of the main box (1) is provided with a lead-out block (104), and the lead-out block (104) is provided with an inclined lead-out surface; the main box (1) is provided with corresponding discharge ports (103) at positions corresponding to the first sieve plate (2), the second sieve plate (3), the third sieve plate (4) and the lowest point of the lead-out block (104), and the plurality of receiving boxes (7) are connected to the discharge ports (103) through the corresponding discharge ports (103).

4. The industrial calcium carbonate conveying device with screening function according to claim 1, characterized in that: The grinding device (5) comprises two rotating shafts (501), a grinding roller (502), a transmission gear (503) and a motor (504); the two grinding rollers (502) are rotatably mounted in the grinding chamber (101) via the rotating shafts (501); one end of the two rotating shafts (501) passes through the body of the main box (1) and is equipped with a transmission gear (503); the other end is connected to the motor (504).

5. The industrial calcium carbonate conveying device with screening function according to claim 4, characterized in that: The motor (504) is mounted on the outer wall of the main box (1), and one end of one of the rotating shafts (501) away from the transmission gear passes through the box body of the main box (1) and is connected to the output shaft of the motor (504); the two transmission gears (503) are meshed with each other.

6. The industrial calcium carbonate conveying device with screening function according to claim 1, characterized in that: The material discharge device (6) comprises a material guide plate (601), a material feed hopper (602) and a bracket (603); the material guide plate (601) and the material feed hopper (602) are both mounted on the bracket (603); the lowest end of the material guide plate (601) is connected to the inlet of the material guide plate (601); and the outlet of the material guide plate (601) is arranged above the grinding device (5).

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