Equipment for screening materials easy to agglomerate

Abstract

The utility model provides equipment for screening materials easy to agglomerate, which comprises an outer frame, a first supporting plate and a second supporting plate are arranged in the outer frame, a feeding turnover assembly is arranged on the first supporting plate, and the feeding turnover assembly is sequentially connected with a buffer hopper, a screening assembly and a discharging assembly from top to bottom. Lifting door assemblies corresponding to the feeding turnover assembly and the discharging assembly are arranged on the outer frame, a butt joint assembly is arranged between the screening assembly and the discharging assembly, the butt joint assembly comprises a mounting ring, an inflation sealing ring, a feeding port and a butt joint plate, the upper portion of the feeding port is sleeved with the mounting ring, and the two ends of the mounting ring are connected with second supporting plates correspondingly; the inflation sealing ring is arranged on the butt-joint plate, the butt-joint plate is arranged at the feeding port in a sliding and sleeving mode, the upper end face of the inflation sealing ring and the installation ring form a first sealing part, and the butt-joint plate and the second material tray form a second sealing part. The screening equipment is good in leakproofness, especially the leakproofness of the butt joint position of the upper assembly and the lower assembly is good, and the automation degree is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to material screening technical field, concretely relates to a kind of equipment for the screening of easy agglomerated material. BACKGROUND

[0002] In industrial production, based on production needs, material screening is often required. Some materials are easy to agglomerate, which can easily agglomerate from small particles to large particles due to their own properties, which affects the use of subsequent processes, and it is also difficult to exclude unqualified materials through simple screening. For example, in the chemical, pharmaceutical, food and other industries, some powder or granular materials may agglomerate together due to factors such as static electricity, humidity, surface tension, etc.

[0003] When processing easy-to-agglomerate materials, traditional mechanical vibration screening equipment is prone to insufficient vibration intensity or improper screening method, resulting in ineffective separation of agglomerates. With the development of technology, a common type of scraper screening equipment is currently used to screen easy-to-agglomerate materials, effectively separating and screening agglomerated materials, improving production efficiency, ensuring product quality, and meeting the requirements of industrial production.

[0004] However, the current scraper screening equipment has poor sealing, especially at the interface between the upper and lower assemblies, which can easily cause the operating area to be contaminated by material dust, affecting the health of the operators, and the degree of automation is low, with many manual operations and low production efficiency. SUMMARY

[0005] The utility model aims at overcoming the shortcomings and deficiencies of the prior art, and provides a kind of equipment for the screening of easy agglomerated material.

[0006] The technical scheme adopted by the utility model is as follows: a kind of equipment for the screening of easy agglomerated material, including outer frame, first support plate and second support plate are arranged in the outer frame, first support plate is provided with feed turnover assembly, feed turnover assembly is sequentially connected with buffer hopper, screening assembly and discharge assembly from top to bottom, screening assembly is arranged on second support plate, discharge assembly is provided with second material tray, and its lower end is connected to outer frame, lifting door assembly is arranged on the outer frame corresponding to feed turnover assembly and discharge assembly, docking assembly is arranged between screening assembly and discharge assembly, docking assembly includes mounting ring, inflatable sealing ring, feed inlet and docking plate, mounting ring is sleeved on the upper part of feed inlet, and its two ends are connected with second support plate respectively, feed inlet is connected with screening assembly and discharge assembly respectively and is communicated with each other, inflatable sealing ring is arranged on docking plate, docking plate is slidably sleeved on feed inlet, the upper end surface of inflatable sealing ring and mounting ring form first sealing part, and docking plate and second material tray form second sealing part.

[0007] The docking assembly further comprises a tension spring, a mounting plate arranged on the mounting ring, a first fixing ring arranged on the mounting plate, a second fixing ring arranged on the docking plate, and the upper and lower ends of the tension spring are connected to the first fixing ring and the second fixing ring respectively.

[0008] The lower side of the mounting ring is provided with a guide rod, the docking plate is slidably sleeved on the guide rod, and the side, away from the mounting ring, of the guide rod is provided with a limiting plate.

[0009] The lifting door assembly comprises a closed door, a guide rail, a sliding block and a first cylinder, the closed door is provided with two feeding turnover assemblies and discharge assemblies respectively, the guide rail is arranged on the outer frame in the height direction, the sliding block is slidably arranged on the guide rail, and the first cylinder is provided with two symmetrically distributed sides of the closed door, and the driving rod of the first cylinder is connected with the sliding block.

[0010] The feeding turnover assembly comprises a feeding tray and a pneumatic actuator, the feeding tray is provided with a first material tray, the pneumatic actuator is used for overturning the feeding tray, and the discharge assembly comprises a discharge tray, and the discharge tray is provided with a second material tray.

[0011] One end of the feeding tray is connected with a second cylinder, the other end of the second cylinder is connected with the outer frame, and the second cylinder is used for moving the feeding tray, one end of the discharge tray is connected with a third cylinder, the other end of the third cylinder is connected with the outer frame, and the third cylinder is used for moving the discharge tray.

[0012] The screening assembly comprises a rotating shaft, a scraper and a brush, the scraper and the brush are circumferentially distributed along the rotating shaft and are connected to the rotating shaft, the rotating shaft is connected with a scraper screen driver, and the scraper screen driver is used for driving the rotating shaft to rotate.

[0013] The buffer hopper is provided with a buffer assembly, the buffer assembly comprises a connecting block, a sleeve and a sliding rod, the connecting block is rotationally connected with a buffer plate, the sleeve is provided with a spring, the sliding rod penetrates through the sleeve and abuts against the spring, and the other end of the sliding rod abuts against the buffer plate.

[0014] The device for screening easily agglomerated materials has the advantages that the device has good airtightness, especially the airtightness of the upper and lower assembly docking position is good, the operation room is not polluted by material dust, the degree of automation is high, the operation of the device is simple, and the device is convenient to maintain. BRIEF DESCRIPTION OF DRAWINGS

[0015] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, obtaining other drawings based on these drawings without creative effort still falls within the scope of this utility model.

[0016] Figure 1 This is a schematic diagram of the present utility model. Figure 1 ;

[0017] Figure 2 This is a schematic diagram of the present utility model. Figure 2 ;

[0018] Figure 3 This is a schematic diagram of the feeding and tilting assembly of this utility model;

[0019] Figure 4 This is a schematic diagram of the material discharge component of this utility model;

[0020] Figure 5 This is a schematic diagram of the docking assembly of this utility model;

[0021] Figure 6 This is a schematic diagram of the screening component of this utility model;

[0022] Figure 7 This is a schematic diagram of the buffer component of this utility model. Detailed Implementation

[0023] To make the objectives, technical solutions and advantages of this utility model clearer, the utility model will be described in further detail below with reference to the accompanying drawings.

[0024] It should be noted that all uses of "first" and "second" in the embodiments of this utility model are for the purpose of distinguishing two entities or parameters with the same name but different names. It is clear that "first" and "second" are only for the convenience of expression and should not be construed as limiting the embodiments of this utility model. Subsequent embodiments will not explain this in detail.

[0025] The directional and positional terms used in this utility model, such as "up," "down," "front," "back," "left," "right," "inner," "outer," "top," "bottom," and "side," are merely for reference to the accompanying drawings. Therefore, the directional and positional terms used are for the purpose of explaining and understanding this utility model, and not for limiting the scope of protection of this utility model.

[0026] Example 1:

[0027] like Figures 1 to 7 The image shown is one embodiment of this utility model:

[0028] The application discloses an equipment for screening agglomerative materials, which comprises an outer frame 1, a first supporting plate 101 and a second supporting plate 102 arranged in the outer frame 1, a feeding and overturning assembly 2 arranged on the first supporting plate 101, a screening assembly 4 and a discharging assembly 5 connected in sequence from top to bottom and arranged on the feeding and overturning assembly 2, the screening assembly 4 arranged on the second supporting plate 102, the discharging assembly 5 provided with a second material tray 9 and connected to the outer frame 1 at the lower end, and a lifting door assembly 6 arranged on the outer frame 1 and corresponding to the feeding and overturning assembly 2 and the discharging assembly 5.

[0029] In order to ensure the sealing of the feeding end and the discharging end of the equipment during the screening operation, the lifting door assembly 6 comprises a closing door 61, a guide rail 62, a sliding block 63 and a first air cylinder 64, the closing door 61 is provided with two closing doors corresponding to the feeding and overturning assembly 2 and the discharging assembly 5, the guide rail 62 is arranged on the outer frame 1 in the height direction, the sliding block 63 is arranged on the guide rail 62 in a sliding mode, and the first air cylinder 64 is provided with two first air cylinders symmetrically distributed on the two sides of the closing door 61 and connected with the sliding block 63 through driving rods.

[0030] A butt joint assembly 7 is arranged between the screening assembly 4 and the discharging assembly 5, the butt joint assembly 7 comprises a mounting ring 71, an air inflation sealing ring 72, a feeding port 73 and a butt joint plate 74, the mounting ring 71 is sleeved on the upper part of the feeding port 73 and connected with the second supporting plate 102 at both ends, the feeding port 73 is connected with the screening assembly 4 and the discharging assembly 5 and communicated with each other, the air inflation sealing ring 72 is arranged on the butt joint plate 74, the butt joint plate 74 is sleeved on the feeding port 73 in a sliding mode, the upper end surface of the air inflation sealing ring 72 and the mounting ring 71 form a first sealing part, and the butt joint plate 74 and the second material tray 9 form a second sealing part, so that the sealing of the material in the butt joint process of the upper and lower assemblies is ensured, and the leakage of the material is avoided.

[0031] In order to enable the butt joint assembly 7 to be stably butt jointed with the second material tray 9 and quickly reset, the butt joint assembly 7 further comprises a tension spring 75, a mounting plate 76 arranged on the mounting ring 71, a first fixing ring 761 arranged on the mounting plate 76, a second fixing ring 741 arranged on the butt joint plate 74, and the tension spring 75 connected with the first fixing ring 761 and the second fixing ring 741 at the upper end and the lower end respectively.

[0032] In order to further improve the stability of the butt joint of the butt joint assembly 7, a guide rod 77 is arranged on the lower side of the mounting ring 71, the butt joint plate 74 is sleeved on the guide rod 77 in a sliding mode, and a limiting plate 771 is arranged on the side of the guide rod 77 away from the mounting ring 71.

[0033] In order to facilitate the feeding and discharging, the feeding turnover assembly 2 comprises a feeding tray 21 and a pneumatic actuator 22, which is generally a rotary air cylinder, and the feeding tray 21 is provided with a first material tray 8, and the discharging assembly 5 comprises a discharging tray 51, and the discharging tray 51 is provided with a second material tray 9. One end of the feeding tray 21 is connected with a second cylinder 10, and the other end of the second cylinder 10 is connected with the outer frame 1, and the second cylinder 10 is used for moving the feeding tray 21, and one end of the discharging tray 51 is connected with a third cylinder 11, and the other end of the third cylinder 11 is connected with the outer frame 1, and the third cylinder 11 is used for moving the discharging tray 51.

[0034] The screening assembly 4 comprises a rotating shaft 41, a scraper 42 and a brush 43, the scraper 42 and the brush 43 are distributed along the circumference of the rotating shaft 41 and are connected to the rotating shaft 41, and the rotating shaft 41 is connected with a scraper screen driver 12, which is used to drive the rotating shaft 41 to rotate. Under the extrusion of the scraper 42, the qualified material enters the second material tray 9, and the brush 43 prevents the material from blocking the screen, thereby improving the screening process.

[0035] In order to reduce the impact damage to the buffer hopper 3 when the material falls into the buffer hopper 3, the buffer hopper 3 is provided with a buffer assembly 31, and the buffer assembly 31 comprises a connecting block 311, a sleeve 312 and a sliding rod 313, the connecting block 311 is rotatably connected with a buffer plate 314, the sleeve 312 is provided with a spring 315, and the sliding rod 313 penetrates through the sleeve 312 and abuts against the spring 315 and the other end abuts against the buffer plate 314.

[0036] Working principle:

[0037] When starting to work, under the action of the first cylinder 64, the closing door 61 moves along the guide rail 62, so that the feeding end and the discharging end corresponding to the feeding turnover assembly 2 and the discharging assembly 5 are opened; under the action of the second cylinder 10, the feeding tray 21 is extended, and the first material tray 8 loaded with the material is placed on the feeding tray 21; under the action of the third cylinder 11, the discharging tray 51 is extended, and the empty second material tray 9 is placed on the discharging tray 51.

[0038] Formal start production process, under the action of second cylinder 10, third cylinder 11, feed tray 21, discharge tray 51 retract; under the action of first cylinder 64, the closure door 61 along the guide rail 62 moves, so that corresponding to the feed end, discharge end of feed turnover assembly 2 and discharge assembly 5 closed; then the interface assembly 7 inflatable seal ring 72 inflation, so that the upper end of inflatable seal ring 72 respectively with mounting ring 71, interface plate 74 form a first sealing part, the interface plate 74 and the second material tray 9 form a second sealing part. Pneumatic actuator 22 slowly turn over feed tray 21, the material is poured into the buffer hopper 3, and then flows into the screening assembly 4 screening, under the action of scraper 42 qualified material through the interface assembly 7 into the second material tray 9.

[0039] After screening, under the action of first cylinder 64, the closure door 61 along the guide rail 62 moves, so that corresponding to the feed end, discharge end of feed turnover assembly 2 and discharge assembly 5 open; under the action of second cylinder 10, third cylinder 11, feed tray 21, discharge tray 51 stretch out.

[0040] The above disclosed only for the preferred embodiment of the present application has been, of course, cannot be limited by the scope of the present application, therefore, the equivalent changes made in accordance with the claims of the present application, still belong to the scope of the present application covered.

Claims

1. An apparatus for screening a material prone to agglomeration, comprising an outer frame (1), a first support plate (101) and a second support plate (102) are arranged in the outer frame (1), characterized in that, The first support plate (101) is provided with a feeding turnover assembly (2), the feeding turnover assembly (2) is sequentially connected with a buffer hopper (3), a screening assembly (4) and a discharging assembly (5) from top to bottom, the screening assembly (4) is arranged on the second support plate (102), the discharging assembly (5) is provided with a second material tray (9) and is connected to the outer frame (1) at the lower end, the outer frame (1) is provided with a lifting door assembly (6) corresponding to the feeding turnover assembly (2) and the discharging assembly (5), a docking assembly (7) is arranged between the screening assembly (4) and the discharging assembly (5), the docking assembly (7) comprises a mounting ring (71), an inflation sealing ring (72), a feeding port (73) and a docking plate (74), the mounting ring (71) is sleeved on the upper part of the feeding port (73) and is connected with the second support plate (102) at both ends, the feeding port (73) is connected with the screening assembly (4) and the discharging assembly (5) and is communicated with each other, the inflation sealing ring (72) is arranged on the docking plate (74), the docking plate (74) is slidably sleeved on the feeding port (73), the upper end surface of the inflation sealing ring (72) and the mounting ring (71) form a first sealing part, and the docking plate (74) and the second material tray (9) form a second sealing part.

2. A device for screening cohesive material according to claim 1, characterized in that The docking assembly (7) further comprises a tension spring (75), the mounting ring (71) is provided with a mounting plate (76), the mounting plate (76) is provided with a first fixing ring (761), the docking plate (74) is provided with a second fixing ring (741), and the upper and lower ends of the tension spring (75) are connected to the first fixing ring (761) and the second fixing ring (741) respectively.

3. An apparatus for sizing cohesive material as defined in claim 1, wherein, The lower side of the mounting ring (71) is provided with a guide rod (77), the docking plate (74) is slidably sleeved on the guide rod (77), and the guide rod (77) is provided with a limiting plate (771) away from the mounting ring (71).

4. The apparatus of claim 1 wherein, The lifting door assembly (6) comprises a closing door (61), a guide rail (62), a sliding block (63) and a first air cylinder (64), the closing door (61) is provided with two closing doors corresponding to the feeding turnover assembly (2) and the discharging assembly (5), the guide rail (62) is arranged on the outer frame (1) in the height direction, the sliding block (63) is slidably arranged on the guide rail (62), and the first air cylinder (64) is provided with two first air cylinders which are symmetrically distributed on the two sides of the closing door (61) and the driving rods of which are connected with the sliding block (63).

5. The apparatus of claim 1 wherein, The feeding turnover assembly (2) comprises a feeding tray (21) and a pneumatic actuator (22), the feeding tray (21) is provided with a first material tray (8), and the pneumatic actuator (22) is used for overturning the feeding tray (21), the discharging assembly (5) comprises a discharging tray (51), and the discharging tray (51) is provided with a second material tray (9).

6. An apparatus for sizing a material that is prone to clumping as in claim 5, wherein, The feeding tray (21) is connected with a second cylinder (10) at one end, the second cylinder (10) is connected with the outer frame (1) away from the one end of the feeding tray (21), and the second cylinder (10) is used for moving the feeding tray (21), and the discharging tray (51) is connected with a third cylinder (11) at one end, the third cylinder (11) is connected with the outer frame (1) away from the one end of the discharging tray (51), and the third cylinder (11) is used for moving the discharging tray (51).

7. The apparatus of claim 1 wherein, The screening assembly (4) comprises a rotating shaft (41), a scraper (42) and a brush (43), the scraper (42) and the brush (43) are distributed circumferentially along the rotating shaft (41) and are connected to the rotating shaft (41), and the rotating shaft (41) is connected with a scraper screen driver (12) for driving the rotating shaft (41) to rotate.

8. The apparatus of claim 1 wherein, The buffer hopper (3) is provided with a buffer assembly (31) inside, the buffer assembly (31) comprises a connecting block (311), a sleeve (312) and a sliding rod (313), the connecting block (311) is rotatably connected with a buffer plate (314), the sleeve (312) is provided with a spring (315) inside, the sliding rod (313) passes through the sleeve (312) and abuts against the spring (315) and the other end abuts against the buffer plate (314).

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