Raw material conveying device

Abstract

The utility model discloses a raw material conveying device, which belongs to the technical field of material conveying, and comprises a feed hopper for refractory brick raw materials to enter, a filter box is mounted on the side surface of the feed hopper, two fixing strips are mounted on the vertical inner wall of the filter box, two square sliding frames are mounted between the two fixing strips in a sliding manner, and the two square sliding frames are connected with the filter box. Filter plate frames are welded to the interiors of the two square sliding frames, filter plates are arranged in the filter plate frames, filter plate replacement openings used for taking out the filter plates are formed in the side faces of the filter plate frames and the square sliding frames, and connecting columns are connected to the tops of the square sliding frames; according to the refractory brick raw material conveying device, dust generated by refractory brick raw materials during conveying can be reduced, equipment abrasion is reduced, raw material pollution is avoided, and personnel health is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to material conveying technical field, especially a raw material conveying device. BACKGROUND

[0002] In the production process of refractory bricks, various raw materials (such as kaolin, bauxite, magnesite and other powdery and granular raw materials of different particle sizes) need to be transported from the raw material storage area to the processing area (such as mixing equipment, molding equipment, etc.). The existing raw material conveying device can meet the basic conveying requirements, but the refractory raw materials will produce dust during conveying, which can easily cause accelerated equipment wear and tear, contaminate the raw materials and harm the health of personnel.

[0003] After searching, the Chinese patent document (authorized publication number CN208439871U) discloses a spiral conveyor with dehumidification function for refractory brick production, which comprises a box body, a motor, a feeding plate and a discharging pipe. The bottom of the box body is fixedly installed with supporting legs, and the bottom surface of the box body is installed with an electric heating plate for heating the materials. The two ends of the box body are respectively installed with a front end cover and a rear end cover. The outer surface of the front end cover is welded with a mounting bracket, and the mounting bracket is fixedly installed with a motor. The motor is connected with the main shaft located at the center position of the box body through a coupling. The utility model has the advantages of simple structure, reasonable design, high pressure air inlet in the box body, heating during material conveying, water vapor evaporation, water vapor discharge from the position of the air extractor, moisture reduction of the materials, avoidance of material blockage in the box body, and change of the discharge port direction of the discharging pipe through the design of the rotatable discharging pipe to reduce the frequency of moving the conveyor due to material accumulation. The device can meet the basic conveying requirements, but the refractory raw materials will produce dust during conveying, which can easily cause accelerated equipment wear and tear, contaminate the raw materials and harm the health of personnel. SUMMARY

[0004] The utility model aims at providing a raw material conveying device to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a raw material conveying device, which comprises a feeding hopper for the entry of refractory raw materials. A filter box is installed on the side of the feeding hopper. Two fixed strips are installed on the vertical inner wall of the filter box. Two square sliding frames are slidingly installed between the two fixed strips. A filter plate holder is welded inside each of the two square sliding frames. A filter plate is arranged inside the filter plate holder. A filter plate replacement opening for the removal of the filter plate is arranged on the side of the filter plate holder and the square sliding frame. A connecting column is connected to the top of the square sliding frame. A moving handle is installed on the end of the connecting column away from the square sliding frame. An indicating mark is arranged on the top of the moving handle.

[0006] Preferably, the vertical inner wall of the feeding hopper is connected with two rotating columns, the outer periphery of the two rotating columns is welded with a dust baffle, a first spring is arranged between the dust baffle and the support, and the vertical inner wall of the feeding hopper is connected with a ventilation pipe, and the inside of the ventilation pipe is provided with a fan.

[0007] Preferably, the bottom of the feeding hopper is connected with a feeding pipe, the end of the feeding pipe away from the feeding hopper is connected with a machine tank, and the side of the feeding hopper is provided with an indicating strip.

[0008] Preferably, one end of the machine tank is provided with a motor, the output shaft of the motor is connected with a rotating shaft through a shaft coupling, the outer periphery of the rotating shaft is provided with a spiral blade for conveying the raw materials of the refractory bricks, the end of the machine tank away from the feeding hopper is connected with a discharge port, and the end of the discharge port away from the machine tank is provided with a buffer tank.

[0009] Preferably, the inner bottom wall of the buffer tank is provided with a hollow column, the inside of the hollow column is provided with a second spring, one end of the second spring is connected with a support rod, and the end of the support rod away from the second spring is provided with a guide plate.

[0010] Preferably, the side of the machine tank is provided with a cover plate, and the side of the cover plate is connected with a bolt.

[0011] Preferably, the side of the machine tank is connected with a support, and the end of the support away from the machine tank is provided with a base.

[0012] Compared with the prior art, the technical effects and advantages of the present application are as follows:

[0013] The raw material conveying device, thanks to the structure of the filter box, the dust of the raw materials of the refractory bricks enters the filter box through the ventilation pipe, the dust contacts the filter plate and is filtered, after a period of time, one of the movable handles is slid, the movable handle drives the connecting column and the square sliding frame to move, the filter plate originally performing the filtering is pushed away by another filter plate, the indicating mark is aligned with the indicating strip, the new filter plate continues to filter the dust, the filter plate can be replaced through the filter plate replacement opening, compared with the traditional raw material conveying device directly conveying, the structure can reduce the dust generated by the raw materials of the refractory bricks during conveying, reduce the equipment wear and tear, avoid the pollution of the raw materials, and ensure the health of the personnel.

[0014] The raw material conveying device, thanks to the structure of the buffer tank, the raw materials of the refractory bricks fall into the buffer tank from the discharge port and contact the guide plate, when the raw materials of the refractory bricks fall, the raw materials of the refractory bricks press the guide plate, the guide plate presses the support rod and the second spring, and finally falls from one end of the guide plate to perform the next process, the structure prevents the hard contact of the raw materials of the refractory bricks with the receiving device, prevents the damage and dust raising of the raw materials of the refractory bricks.

[0015] The raw material conveying device, thanks to the structure of the dust baffle, under the action of the first spring, when the refractory raw material is not added, the two dust baffles are in the closed state of contact, and when the refractory raw material is added, the two dust baffles are separated, which prevents dust overflow and strengthens dust control. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description. Obviously, the drawings described below are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0017] Fig. 1 It is a structural schematic diagram of the present application;

[0018] Fig. 2 It is a sectional view of the present application;

[0019] Fig. 3 It is a structural schematic diagram of the filter box of the present application;

[0020] Fig. 4 It is a structural schematic diagram of the dust baffle of the present application.

[0021] Explanation of reference signs:

[0022] In the figure: 1, support; 101, base; 102, machine groove; 103, cover plate; 104, bolt; 105, discharge port; 2, motor; 201, shaft coupling; 202, rotating shaft; 203, spiral blade; 3, feeding hopper; 301, dust baffle; 302, rotating column; 303, first spring; 304, fan; 305, ventilation pipe; 306, feeding pipe; 4, filter box; 401, moving handle; 402, connecting column; 403, square sliding frame; 404, filter plate frame; 405, filter plate; 406, filter plate replacement opening; 407, indicating strip; 408, fixed strip; 409, indicating mark; 5, buffer box; 501, hollow column; 502, second spring; 503, support rod; 504, guide plate. DETAILED DESCRIPTION

[0023] In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present application. However, it is obvious to those skilled in the art that the present application can be implemented without one or more of these details. In other examples, in order to avoid obscuring the present application, some technical features known in the art are not described.

[0024] The connecting mode can adopt existing modes such as bonding, welding, bolt connection and the like, and the actual needs are subject to verification.

[0025] As Figs. 1 to 4 A raw material conveying device, as shown in the drawings, comprises a feeding hopper 3 for the entry of refractory brick raw materials, a filter box 4 is installed on the side of the feeding hopper 3, two fixed strips 408 are installed on the vertical inner wall of the filter box 4, two square sliding frames 403 are slidingly installed between the two fixed strips 408, a filter plate frame 404 is welded inside each of the two square sliding frames 403, a filter plate 405 is arranged inside the filter plate frame 404, a filter plate replacement opening 406 for the removal of the filter plate 405 is arranged on the side of the filter plate frame 404 and the square sliding frame 403, a connecting column 402 is connected to the top of the square sliding frame 403, a moving handle 401 is installed on the end of the connecting column 402 away from the square sliding frame 403, an indication mark 409 is arranged on the top of the moving handle 401, after a period of time, one of the moving handles 401 is slid, the moving handle 401 drives the connecting column 402 and the square sliding frame 403 to move, the filter plate 405 originally performing the filtering is pushed away by another filter plate 405, the indication mark 409 is aligned with the indication strip 407, the new filter plate 405 continues to filter the dust, and the filter plate 405 can be replaced through the filter plate replacement opening 406.

[0026] Two rotating columns 302 are connected to the vertical inner wall of the feeding hopper 3, dustproof plates 301 are welded on the outer periphery of the two rotating columns 302, first springs 303 are arranged between the dustproof plates 301 and the support 1, the dustproof plates 301 are added into the feeding hopper 3, the refractory brick raw materials press the dustproof plates 301, the two dustproof plates 301 are separated, the refractory brick raw materials enter the feeding hopper 3, due to the action of the first springs 303, when the refractory brick raw materials are not added, the two dustproof plates 301 are in a closed state of contact, when the refractory brick raw materials are added, the two dustproof plates 301 are separated, a ventilation pipe 305 is connected to the vertical inner wall of the feeding hopper 3, a fan 304 is arranged inside the ventilation pipe 305, the fan 304 is turned on, the dust of the refractory brick raw materials enters the filter box 4 through the ventilation pipe 305, the dust contacts the filter plate 405 to perform the filtering.

[0027] The bottom of the feeding hopper 3 is connected with a feeding pipe 306, the end of the feeding pipe 306 away from the feeding hopper 3 is connected with a machine groove 102, the refractory brick raw materials enter the machine groove 102 from the feeding pipe 306, the feeding hopper 3 is provided with an indicating strip 407 on the side, one end of the machine groove 102 is installed with a motor 2, the motor 2 provides power for the raw material conveying device to drive the rotation of the rotating shaft 202. The power of the motor 2 needs to be selected according to the length of the conveying device, the conveying amount and the characteristics of the refractory brick raw materials and other factors, generally needs to have enough torque and rotating speed to ensure that the raw materials can be smoothly conveyed. The output shaft of the motor 2 is connected with the rotating shaft 202 through the coupling 201, the coupling 201 is used to connect the motor 2 and the speed reducer, and the speed reducer and the rotating shaft 202, transmits power while compensating the installation error and axial and radial displacement between the motor 2 and the speed reducer, the speed reducer and the rotating shaft 202, reduces the vibration and wear of the equipment, the outer periphery of the rotating shaft 202 is installed with a spiral blade 203 for conveying the refractory brick raw materials, the motor 2 is turned on, the output shaft of the motor 2 drives the rotating shaft 202 and the spiral blade 203 to rotate, the end of the machine groove 102 away from the feeding hopper 3 is connected with a discharge port 105, the end of the discharge port 105 away from the machine groove 102 is installed with a buffer tank 5, the spiral blade 203 conveys the refractory brick raw materials to the discharge port 105, and the refractory brick raw materials fall into the buffer tank 5 from the discharge port 105.

[0028] The inner bottom wall of the buffer tank 5 is installed with a hollow column 501, the inside of the hollow column 501 is provided with a second spring 502, one end of the second spring 502 is connected with a supporting rod 503, the end of the supporting rod 503 away from the second spring 502 is installed with a guide plate 504, when the refractory brick raw materials fall, the refractory brick raw materials press down the guide plate 504, the guide plate 504 presses down the supporting rod 503 and the second spring 502, and finally falls from one end of the guide plate 504 to the next process.

[0029] The side of the machine groove 102 is installed with a cover plate 103, the side of the cover plate 103 is connected with a bolt 104, the side of the machine groove 102 is connected with a support 1, the end of the support 1 away from the machine groove 102 is installed with a base 101, the support 1 and the base 101 are used to support the whole spiral conveying device, so that the device can be stably installed in the working place. The material of the support is generally carbon steel or stainless steel, and the structure needs to be designed according to the weight, size and working environment of the device and other factors to ensure that it has enough strength and stability.

[0030] Working principle

[0031] The raw material conveying device, in use, first adds the plate 301 into the feeding hopper 3, the refractory brick raw material presses the dustproof plate 301, two dustproof plates 301 are separated, the refractory brick raw material enters the feeding hopper 3, the fan 304 is opened, the dust of the refractory brick raw material enters the filter box 4 through the ventilation pipe 305, the dust contacts the filter plate 405, and is filtered, the refractory brick raw material enters the machine groove 102 from the feeding pipe 306, the motor 2 is opened, the output shaft of the motor 2 drives the rotating shaft 202 and the spiral blade 203 to rotate, the spiral blade 203 conveys the refractory brick raw material to the discharge port 105, the refractory brick raw material falls into the buffer box 5 from the discharge port 105 and contacts the guide plate 504, when the refractory brick raw material falls, the refractory brick raw material presses the guide plate 504, the guide plate 504 presses the supporting rod 503 and the second spring 502, and finally falls from one end of the guide plate 504 to carry out the next process, after a period of time, one of the sliding handles 401 is slid, the sliding handle 401 drives the connecting column 402 and the square sliding frame 403 to move, the filter plate 405 that has been filtered is pushed away by another filter plate 405, the indicating mark 409 is aligned with the indicating strip 407, the new filter plate 405 continues to filter the dust, and the filter plate 405 can be replaced from the filter plate replacement opening 406.

[0032] It should be noted that the relational terms herein, such as one and two, are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations.

[0033] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A raw material conveying device comprising a feed hopper (3) for the entry of refractory brick raw material, characterized in that: The side of the feeding hopper (3) is provided with a filter box (4), the vertical inner wall of the filter box (4) is provided with two fixed strips (408), two slidingly installed square sliding frames (403) are arranged between the two fixed strips (408), a filter plate frame (404) is welded inside each of the two square sliding frames (403), a filter plate (405) is arranged in the filter plate frame (404), a filter plate replacement opening (406) for taking out the filter plate (405) is arranged on the side of the filter plate frame (404) and the square sliding frame (403), a connecting column (402) is connected to the top of the square sliding frame (403), a moving handle (401) is arranged at the end of the connecting column (402) away from the square sliding frame (403), and an indicating mark (409) is arranged on the top of the moving handle (401).

2. A feedstock delivery apparatus as claimed in claim 1, wherein: The vertical inner wall of the feeding hopper (3) is connected with two rotating columns (302), the outer periphery of the two rotating columns (302) is welded with a dust baffle (301), the first spring (303) is arranged between the dust baffle (301) and the support (1), and the vertical inner wall of the feeding hopper (3) is connected with a ventilation pipe (305), and the ventilation pipe (305) is provided with a fan (304) inside.

3. A feedstock delivery apparatus as claimed in claim 1, wherein: The bottom of the feeding hopper (3) is connected with a feeding pipe (306), the end of the feeding pipe (306) away from the feeding hopper (3) is connected with a machine tank (102), and the side of the feeding hopper (3) is provided with an indicating strip (407).

4. A feedstock delivery apparatus as claimed in claim 3, wherein: One end of the machine tank (102) is provided with a motor (2), the output shaft of the motor (2) is connected with a rotating shaft (202) through a shaft coupling (201), the outer periphery of the rotating shaft (202) is provided with a spiral blade (203) for conveying refractory brick raw materials, the end of the machine tank (102) away from the feeding hopper (3) is connected with a discharge port (105), and the end of the discharge port (105) away from the machine tank (102) is provided with a buffer tank (5).

5. A feedstock delivery apparatus as claimed in claim 4, wherein: The inner bottom wall of the buffer tank (5) is provided with a hollow column (501), the inside of the hollow column (501) is provided with a second spring (502), one end of the second spring (502) is connected with a supporting rod (503), and the end of the supporting rod (503) away from the second spring (502) is provided with a guide plate (504).

6. A feedstock delivery apparatus as claimed in claim 5, wherein: The side of the machine tank (102) is provided with a cover plate (103), and the side of the cover plate (103) is connected with a bolt (104).

7. A feedstock delivery apparatus as claimed in claim 6, wherein: The side of the machine tank (102) is provided with a support (1), and the end of the support (1) away from the machine tank (102) is provided with a base (101).

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