CN212190071U - Limestone screening device - Google Patents

Abstract

The utility model discloses a limestone screening device, comprising a box body, one side of the top of the box body is fixedly connected with a feeding hopper, one side of the inner wall of the box body is fixedly connected with a fixing plate, and the top of the fixing plate is fixedly connected A screening frame is fixedly connected, a first motor is fixedly connected to one side of the back of the box, the output end of the first motor penetrates the box body and extends to the inside of the box body, and the output end of the first motor extends to one end of the box body and is fixedly connected A rotating roller is provided, and one end of the rotating roller is rotatably connected with one side of the inner wall of the box. The utility model relates to the technical field of limestone processing. The limestone screening device is fixedly connected with a feeding hopper through one side of the top of the box. On the one hand, the damage to the device can be slowed down, and on the other hand, the accumulation of limestone can be avoided, and the screening effect can be improved. A collection frame is fixedly connected, and the dust collected at the same time is limestone fine powder, which can also be used, saving resources.

Description

A limestone screening device

technical field

The utility model relates to the technical field of limestone processing, in particular to a limestone screening device.

Background technique

The main component of limestone is calcium carbonate (CaCO3). Lime and limestone are a large number of raw materials used in building materials and industries. Limestone can be directly processed into stone and fired into quicklime. Quicklime CaO absorbs moisture or adds water to become slaked lime. The main component of slaked lime is Ca. (OH)2, can be called calcium hydroxide, slaked lime is formulated into lime slurry, lime plaster, etc., which are used as coating materials and brick and tile adhesives. During the processing of limestone, it is necessary to screen the limestone. , in order to put the graded limestone into better use.

Most of the existing devices for screening limestone directly pour all the limestone to be screened into the device for screening at one time, and the limestone will appear in a state of accumulation, and the larger impact force has a certain impact on the device. It is damaged, and it is difficult to screen. During the screening process, there will be a large amount of dust, which will pollute the environment to a certain extent and cause certain damage to the staff.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a limestone screening device, which solves the problem of the existing devices for screening limestone. During screening, the limestone will be in a state of accumulation, and the larger impact force will damage the device to a certain extent, and the screening is more difficult. During the screening process, there will be large dust, which will pollute the environment to a certain extent. There is a problem of certain harm to the body of the staff.

In order to achieve the above purpose, the utility model is realized through the following technical solutions: a limestone screening device, comprising a box body, one side of the top of the box body is fixedly connected with a feeding hopper, and one side of the inner wall of the box body is fixed A fixing plate is connected, and a screening frame is fixedly connected to the top of the fixing plate, a first motor is fixedly connected to one side of the back of the box body, and the output end of the first motor penetrates the box body and extends to the inside of the box body, One end of the output end of the first motor extending to the inside of the box is fixedly connected with a rotating roller, and one end of the rotating roller is rotatably connected with one side of the inner wall of the box, the surface of the rotating roller is fixedly connected with a rotating plate, and the box is A second motor is fixedly connected to the other side of the top of the body, and a fixing rod is fixedly connected to the output end of the second motor. The bottom end of the fixing rod penetrates the box body and extends to the inside of the box body. The bottom of the side is fixedly connected with a stirring plate.

Preferably, a through hole is opened between the bottom of the screening frame and the fixing plate, and movable rods are movably connected to both sides of the screening frame.

Preferably, one end of the movable rod is fixedly connected with an arc-shaped plate, and the other end of the movable rod is fixedly connected with a stopper, and the surface of the movable rod is fixedly connected between the screen frame and the opposite side of the arc-shaped plate. There are springs.

Preferably, an inclined frame is fixedly connected between two sides of the inner wall of the box and below the screening frame, and a material receiving frame is slidably connected to the bottom of the inner wall of the box.

Preferably, a collecting frame is fixedly connected to one side of the box body, and a fixing frame is fixedly connected to one side of the inner wall of the collecting frame, and a suction fan is fixedly connected to the bottom of the inner wall of the fixing frame, and the air inlet of the suction fan communicates with each other. There is an air inlet pipe, one end of the air inlet pipe penetrates the box body and extends to the inside of the box body, and one end of the air inlet pipe extending to the inside of the box body is fixedly connected with a suction nozzle.

Preferably, the air outlet of the exhaust fan is communicated with an air outlet pipe, and one end of the air outlet pipe penetrates the fixing frame and extends to the outside of the fixing frame.

beneficial effect

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

(1), the limestone screening device is fixedly connected with a feeding hopper through one side of the top of the box, a fixed plate is fixedly connected to one side of the inner wall of the box, and a screening frame is fixedly connected to the top of the fixed plate, and the back of the box is fixedly connected A first motor is fixedly connected to one side of the motor, the output end of the first motor penetrates the box body and extends to the inside of the box body, and one end of the output end of the first motor extending to the inside of the box body is fixedly connected with a rotating roller, and one end of the rotating roller It is rotatably connected with one side of the inner wall of the box, the surface of the rotating roller is fixedly connected with a rotating plate, the other side of the top of the box is fixedly connected with a second motor, and the output end of the second motor is fixedly connected with a fixed rod. The bottom end penetrates the box body and extends to the inside of the box body. The bottoms on both sides of the surface of the fixing rod are fixedly connected with stirring plates. In the process of screening limestone, the method of slow blanking is adopted, on the one hand, the device can be slowed down. On the other hand, it can avoid the accumulation of limestone and improve the screening effect.

(2) The limestone screening device is fixedly connected with a collection frame through one side of the box body, and a fixed frame is fixedly connected to one side of the inner wall of the collection frame, and the bottom of the inner wall of the fixed frame is fixedly connected with an exhaust fan. The air inlet is connected with an air inlet pipe, one end of the air inlet pipe penetrates the box body and extends to the inside of the box body, one end of the air inlet pipe extending to the inside of the box body is fixedly connected with a suction nozzle, and the air outlet of the exhaust fan is connected with an air outlet pipe. One end of the air outlet pipe runs through the fixed frame and extends to the outside of the fixed frame to collect the dust generated during the screening process, reduce environmental pollution, and reduce physical harm to staff. At the same time, the collected dust is limestone fine powder , can also be used, saving resources.

Description of drawings

Fig. 1 is the front view of the utility model structure;

Fig. 2 is the sectional view of the utility model structure;

Fig. 3 is the sectional view of the utility model collection box structure;

Fig. 4 is the side view of the rotating roller structure of the present utility model;

FIG. 5 is a partial enlarged view of A in FIG. 2 of the present utility model.

In the picture: 1-box, 2-feed hopper, 3-fixed plate, 4-screening frame, 5-first motor, 6-rotating roller, 7-rotating plate, 8-second motor, 9-fixing rod , 10-stirring plate, 11-through hole, 12-active rod, 13-curved plate, 14-stop, 15-spring, 16-inclined frame, 17-feeding frame, 18-collecting frame, 19-fixed Frame, 20-exhaust fan, 21-air inlet pipe, 22-suction nozzle, 23-air outlet pipe.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-5, the present utility model provides a technical solution: a limestone screening device, comprising a box body 1, the surface of the box body 1 and the positions corresponding to the screening frame 4 and the material receiving frame 17 are provided with The box door, in order to collect the sieved limestone, between the two sides of the inner wall of the box 1 and below the screening frame 4 is fixedly connected with an inclined frame 16, and the bottom of the inner wall of the box 1 is slidably connected with a material receiving frame 17, One side of the box body 1 is fixedly connected with a collecting frame 18, one side of the collecting frame 18 is provided with a box door, which is convenient for cleaning the dust, and one side of the inner wall of the collecting frame 18 is fixedly connected with a fixing frame 19. The bottom is fixedly connected with an exhaust fan 20, which collects the dust generated during the screening process, reduces the pollution to the environment, and reduces the physical harm to the staff. At the same time, the collected dust is the finely divided limestone powder, which can also be used and saved. Resources, the air outlet of the exhaust fan 20 is connected with an air outlet duct 23, one end of the air outlet duct 23 penetrates the fixing frame 19 and extends to the outside of the fixing frame 19, and the air inlet of the exhaust fan 20 is communicated with an air inlet duct 21, and the air inlet duct One end of the 21 penetrates through the box 1 and extends to the inside of the box 1. One end of the air inlet pipe 21 that extends to the inside of the box 1 is fixedly connected to the suction nozzle 22, and one side of the top of the box 1 is fixedly connected to the feed hopper 2. One side of the inner wall of the box body 1 is fixedly connected with a fixed plate 3, and the top of the fixed plate 3 is fixedly connected with a screening frame 4, a through hole 11 is opened between the bottom of the screening frame 4 and the fixed plate 3, and two sides of the screening frame 4 are fixed. Both sides are movably connected with a movable rod 12, one end of the movable rod 12 is fixedly connected with an arc-shaped plate 13, and the other end of the movable rod 12 is fixedly connected with a stopper 14, and the surface of the movable rod 12 is located between the screening frame 4 and the arc-shaped plate. 13 A spring 15 is fixedly connected between the opposite sides, and a first motor 5 is fixedly connected to one side of the back of the box 1. The first motor 5 and the second motor 8 are both servo motors, which are controlled by an external switch. The output end of the first motor 5 extends through the box body 1 and extends to the inside of the box body 1. The end of the output end of the first motor 5 extending to the inside of the box body 1 is fixedly connected with the rotating roller 6, and one end of the rotating roller 6 is connected to the inner wall of the box body 1. One side is rotated and connected, and the surface of the rotating roller 6 is fixedly connected with a rotating plate 7. In the process of screening the limestone, the method of slow blanking is adopted, on the one hand, the damage to the device can be slowed down, and on the other hand, the damage of the limestone can be avoided. Hoarding to improve the screening effect, the other side of the top of the box body 1 is fixedly connected with a second motor 8, and the output end of the second motor 8 is fixedly connected with a fixed rod 9, and the bottom end of the fixed rod 9 penetrates the box body 1 and Extending to the inside of the box 1 , the bottoms on both sides of the surface of the fixing rod 9 are fixedly connected with stirring plates 10 , and the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

When in use, pour the limestone into the box 1 from the feeding hopper 2, start the first motor 5 through the external switch, the first motor 5 drives the rotating roller 6 to rotate, and the rotating roller 6 drives the rotating plate 7 to rotate, so that the limestone is rotated. Fall into the screening frame 4 in batches, activate the second motor 8 through an external switch, the second motor 8 drives the fixed rod 9 to rotate, the fixed rod 9 drives the stirring plate 10 to rotate, and sieves the limestone in the screening frame 4, The smaller limestone will fall into the inclined frame 16 from the through hole 11, and the larger limestone will remain in the screening frame 4. The inclined frame 16 will screen the limestone again, and the smaller one will fall into the receiving frame 17. Among them, the dust generated during the screening process is extracted by the suction nozzle 22 on the exhaust fan 20 and discharged into the collection frame 18.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A limestone screening device, comprising a box (1), characterized in that: one side of the top of the box (1) is fixedly connected with a feeding hopper (2), and the inner wall of the box (1) is fixedly connected with a feeding hopper (2). A fixing plate (3) is fixedly connected to one side, and a screening frame (4) is fixedly connected to the top of the fixing plate (3), and a first motor (5) is fixedly connected to one side of the back of the box body (1). The output end of the first motor (5) penetrates through the box body (1) and extends to the inside of the box body (1), and one end of the output end of the first motor (5) that extends to the inside of the box body (1) is fixedly connected with a A rotating roller (6), and one end of the rotating roller (6) is rotatably connected to one side of the inner wall of the box body (1), the surface of the rotating roller (6) is fixedly connected with a rotating plate (7), and the box body ( 1) A second motor (8) is fixedly connected to the other side of the top, and a fixing rod (9) is fixedly connected to the output end of the second motor (8), and the bottom end of the fixing rod (9) penetrates the box body ( 1) and extend to the inside of the box body (1), the bottoms of both sides of the surface of the fixing rod (9) are fixedly connected with a stirring plate (10). 2. A limestone screening device according to claim 1, characterized in that: a through hole (11) is provided between the bottom of the screening frame (4) and the fixing plate (3), and the screening frame (4) Both sides of ) are movably connected with movable rods (12). 3. A limestone screening device according to claim 2, characterized in that: one end of the movable rod (12) is fixedly connected with an arc-shaped plate (13), and the other end of the movable rod (12) is fixedly connected There is a stopper (14), and a spring (15) is fixedly connected to the surface of the movable rod (12) and located between the opposite side of the screening frame (4) and the arc-shaped plate (13). 4. A limestone screening device according to claim 1, characterized in that: an inclined frame (16) is fixedly connected between the two sides of the inner wall of the box (1) and below the screening frame (4) , and a material receiving frame (17) is slidably connected to the bottom of the inner wall of the box body (1). 5. A limestone screening device according to claim 1, wherein a collecting frame (18) is fixedly connected to one side of the box body (1), and one side of the inner wall of the collecting frame (18) is fixed A fixing frame (19) is connected, the bottom of the inner wall of the fixing frame (19) is fixedly connected with an exhaust fan (20), and an air inlet pipe (21) is communicated with the air inlet of the exhaust fan (20), and the air intake One end of the pipe (21) penetrates the box (1) and extends to the inside of the box (1), and one end of the air inlet pipe (21) that extends to the inside of the box (1) is fixedly connected with a suction nozzle (22). 6. A limestone screening device according to claim 5, characterized in that: the air outlet of the exhaust fan (20) is communicated with an air outlet pipe (23), and one end of the air outlet pipe (23) penetrates through The fixed frame (19) extends to the outside of the fixed frame (19).

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