Flame retardant producing and filtering device

Abstract

A flame retardant production filtering device relates to the technical field of filtering devices and comprises a box shell, a grinding disc with a conical upper surface is rotatably arranged in the box shell, a grinding disc with a conical lower surface is arranged above the grinding disc, and a crushing area is formed by an area between the lower surface of the grinding disc and the upper surface of the grinding disc. A feeding port communicated with the smashing area is formed in the center of the grinding disc, a connecting cylinder is fixedly connected to the feeding port, an adjusting cylinder is rotationally arranged at the top of the box shell, and the adjusting cylinder is in threaded connection with the connecting cylinder. The utility model solves the problems that in the prior art, when blocky flame retardants are crushed, the crushed blocky flame retardants have different particle sizes, so that the blocky flame retardants with larger particle sizes are doped in the flame retardants meeting the particle sizes, manual separation operation is needed, and the output of labor intensity is increased; and the problem that the production efficiency of the flame retardant is influenced due to the fact that the crushing granularity cannot be conveniently adjusted because the crushing of the existing blocky flame retardant is limited by the influence of a crushing structure is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of filtering devices, in particular to a flame retardant production filtering device. Background Art

[0002] Flame retardants are functional additives that make flammable polymers flame retardant. They are mainly designed for the flame retardancy of polymer materials. There are many types of flame retardants, which are divided into additive flame retardants and reactive flame retardants according to their usage. When producing flame retardants, the block components need to be broken into powder, and a turbine crusher is often used.

[0003] When the existing turbine crusher crushes the block flame retardant, the flame retardant is easily blocked at the bottom of the feed hopper, which requires manual processing and affects the processing efficiency.

[0004] The prior art discloses a patent with publication number CN217249494U, which includes a mounting frame, a motor and a crushing box are arranged on the top of the mounting frame, a turntable and a filter cartridge are arranged inside the crushing box, the filter cartridge is located outside the turntable and is fixedly connected to the crushing box, a moving needle is fixedly connected to the turntable, a rotating shaft is fixedly connected to the center of the turntable, the rotating shaft passes through the outside of the crushing box and is movably connected to the crushing box, the rotating shaft is connected to the motor through a pulley group, a feeding assembly is installed on one side of the crushing box, and a vibration assembly is arranged on the outside of the crushing box. A high-efficiency crushing and filtering device for flame retardant production has the beneficial effect that by arranging the vibration assembly, the crusher can drive the two base shafts to rotate during operation, and then drive the two reeds and the end to intermittently knock on the side wall of the feed funnel, so as to avoid clogging of materials inside the feed funnel, no manual operation is required, and it is more convenient and practical.

[0005] As the existing technologies including the above patents are used, their shortcomings are gradually exposed, mainly in the following aspects:

[0006] First, when the existing block flame retardant is crushed, the particle sizes after crushing are different, so that the block flame retardant with a larger particle size is mixed with the flame retardant with a particle size that meets the particle size, so that manual separation operations are required, which increases the output of labor intensity.

[0007] Second, when the existing block flame retardant is crushed, it is limited by the crushing structure and the crushing particle size cannot be conveniently adjusted, which affects the production efficiency of the flame retardant.

[0008] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0009] In view of the defects in the prior art, the utility model solves the problem that when the block flame retardant in the traditional technology is crushed, the particle size after crushing is different, so that the block flame retardant with a larger particle size is mixed with the flame retardant with a particle size that meets the particle size, so that manual separation operations are required, increasing the output of labor intensity; and the existing block flame retardant is limited by the influence of the crushing structure when crushing, and the crushing particle size cannot be conveniently adjusted, affecting the production efficiency of the flame retardant.

[0010] In order to solve the above problems, the utility model provides the following technical solutions:

[0011] The flame retardant production filtering device comprises a box shell, wherein a grinding disc with a conical upper surface is rotatably arranged in the box shell, a grinding disc with a conical lower surface is arranged above the grinding disc, and a crushing area is formed by the area between the lower surface of the grinding disc and the upper surface of the grinding disc, a feed port connected to the crushing area is opened at the center of the grinding disc, a connecting cylinder is fixedly connected to the feed port, an adjusting cylinder is rotatably arranged on the top of the box shell, and the adjusting cylinder is threadedly connected to the connecting cylinder,

[0012] The box shell is located in an area below the grinding disc and is vibrated with an inclined filtering and screening mesh plate. The side wall of the box shell is provided with a block material outlet hole. The lower end of the filtering and screening mesh plate extends to the outside of the material outlet hole and is connected to a circulating feeding mechanism, which is connected to the feed port.

[0013] As an optimized solution, a feed hopper is rotatably mounted on the upper port of the regulating cylinder, and the feed hopper is fixed to the upper surface of the box shell through a bracket.

[0014] As an optimized solution, the circulating feeding mechanism includes a vertically arranged screw loader, the feeding end of the screw loader is located below the lower end of the filtering and screening mesh plate, and the discharging end of the screw loader is connected to the inside of the feed hopper.

[0015] As an optimized solution, a feed barrel is fixedly connected to the side wall of the feed hopper, and the discharge end of the screw feeder is connected to the feed barrel through a pipeline.

[0016] As an optimized solution, a mounting hole is provided at the upper end of the box shell, an annular groove is provided on the hole wall of the mounting hole, and an annular protrusion is fixedly connected to the outer wall of the adjustment cylinder and is rotationally constrained in the annular groove.

[0017] As an optimized solution, a turning handle is fixedly connected to the outer wall of the adjusting cylinder located above the box shell.

[0018] As an optimized solution, the upper surface of the grinding disc is evenly distributed with crushing teeth.

[0019] As an optimized solution, guide plates are fixedly connected to the relative inner walls of the box shell, and guide grooves matching the guide plates are vertically opened on the relative outer walls of the rolling disc.

[0020] As an optimized solution, support seats are fixedly connected to the relative inner walls of the box shell, and each of the support seats is supported by the lower surface of the end of the filtering and screening mesh plate through springs arranged in parallel. A vibration motor is fixedly connected to the lower surface of the filtering and screening mesh plate.

[0021] As an optimized solution, the support seat and the filtering and screening mesh plate are respectively fixedly connected with positioning protrusions, and the two ends of the spring are correspondingly fixedly connected to the positioning protrusions.

[0022] As an optimized solution, the gap in the crushing area is arranged to be gradually reduced from top to bottom.

[0023] As an optimized solution, a lead-out plate whose inclination direction is opposite to that of the filtering and screening mesh plate is fixedly connected to the inner bottom surface of the box shell, and a lead-out cylinder is fixedly connected to the outer wall of the box shell at the lower end of the lead-out plate.

[0024] As an optimized solution, a driving shaft is fixedly connected to the center position of the lower surface of the grinding disc, a driving machine is fixedly connected to the outer bottom surface of the box shell, and an output shaft of the driving machine is fixedly connected to the driving shaft.

[0025] Compared with the prior art, the beneficial effects of the utility model are:

[0026] By setting a feed hopper, the block flame retardant can be conveniently poured in, and then enter the crushing area through the feed port. The gap in the crushing area is gradually reduced from top to bottom, so that the large block materials can be smoothly introduced into the crushing area, and the grinding disc is driven by the driving machine to rotate to crush the block flame retardant; the crushed material falls to the filter screening mesh plate. Due to the vibration setting of the filter screening mesh plate, the separation of large block materials and small block materials can be quickly accelerated, so that the small block materials fall to the output plate and are discharged through the output cylinder, and the unqualified large block materials are introduced into the spiral feeder through the filter screening mesh plate, and then transported to the feed hopper through the spiral feeder for cyclic crushing, which improves the crushing efficiency of the flame retardant and reduces the labor intensity;

[0027] When the particle size needs to be adjusted, the handle is used to rotate the adjusting cylinder, and the thread of the adjusting cylinder and the connecting cylinder is used to drive the grinding disc to rise and fall, thereby adjusting the gap size in the crushing area, making it convenient to adjust the particle size, thereby increasing the scope of use and the production efficiency of the flame retardant. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0029] Figure 1 It is a structural schematic diagram of the utility model.

[0030] In the figure: 1-box shell; 2-grinding disc; 3-milling disc; 4-guide groove; 5-guide plate; 6-driving shaft; 7-filtering and screening mesh plate; 8-support seat; 9-spring; 10-vibration motor; 11-export cylinder; 12-driving machine; 13-export plate; 14-screw feeder; 15-export hole; 16-crushing area; 17-crushing teeth; 18-side frame; 19-connecting cylinder; 20-connecting cylinder; 21-handle; 22-feed hopper; 23-feed cylinder. DETAILED DESCRIPTION

[0031] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.

[0032] like Figure 1 As shown, the flame retardant production filtering device comprises a box shell 1, a grinding disc 2 with a conical upper surface is rotatably provided in the box shell 1, a grinding disc 3 with a conical lower surface is provided above the grinding disc 2, and a crushing area 16 is formed by the area between the lower surface of the grinding disc 3 and the upper surface of the grinding disc 2, a feed port connected to the crushing area 16 is opened at the center of the grinding disc 3, a connecting cylinder is fixedly connected to the feed port, an adjusting cylinder is rotatably provided on the top of the box shell 1, and the adjusting cylinder is threadedly connected to the connecting cylinder,

[0033] The area of ​​the box shell 1 below the grinding disc 2 is vibrated with an inclined filtering and screening mesh plate 7, and a block material outlet hole 15 is opened on the side wall of the box shell 1. The lower end of the filtering and screening mesh plate 7 extends to the outside of the material outlet hole 15 and is connected to a circulating feeding mechanism, which is connected to the feed port.

[0034] The upper port of the regulating cylinder is rotatably sleeved with a feed hopper 22, which is fixed to the upper surface of the box shell 1 through a side frame 18.

[0035] The circulating feeding mechanism includes a vertically arranged screw feeder 14 , the feeding end of the screw feeder 14 is located below the lower end of the filtering and screening mesh plate 7 , and the discharging end of the screw feeder 14 is connected to the inside of the feed hopper 22 .

[0036] A feed barrel 23 is fixedly connected to the side wall of the feed hopper 22 , and a discharge end of the screw feeder 14 is connected to the feed barrel 23 via a pipeline.

[0037] A mounting hole is provided at the upper end of the box shell 1, an annular groove is provided on the hole wall of the mounting hole, and an annular protrusion which is rotationally constrained in the annular groove is fixedly connected to the outer wall of the regulating cylinder.

[0038] A turning handle 21 is fixedly connected to the outer wall of the regulating cylinder located above the box shell 1.

[0039] The upper surface of the grinding disc 2 is evenly distributed with crushing teeth 17 .

[0040] Guide plates 5 are fixedly connected to the opposite inner walls of the box shell 1 , and guide grooves 4 matching the guide plates 5 are vertically opened on the opposite outer walls of the rolling disc 3 .

[0041] Support seats 8 are fixedly connected to the opposite inner walls of the box shell 1. Each support seat 8 is supported by the lower surface of the end of the filtering and screening mesh plate 7 through springs 9 arranged in parallel. A vibration motor 10 is fixedly connected to the lower surface of the filtering and screening mesh plate 7.

[0042] The support seat 8 and the filtering and screening mesh plate 7 are respectively fixed with positioning protrusions, and both ends of the spring 9 are fixed with the positioning protrusions correspondingly.

[0043] The gap of the crushing area 16 is gradually reduced from top to bottom.

[0044] A guide plate 13 with an inclination direction opposite to the filtering and screening mesh plate 7 is fixedly connected to the inner bottom surface of the box shell 1, and a guide tube 11 is fixedly connected to the outer wall of the box shell 1 at the lower end of the guide plate 13.

[0045] A driving shaft 6 is fixedly connected to the center position of the lower surface of the grinding disc 2 , a driving machine 12 is fixedly connected to the outer bottom surface of the box shell 1 , and an output shaft of the driving machine 12 is fixedly connected to the driving shaft 6 .

[0046] The working principle of this device is:

[0047] By setting the feed hopper 22, the block flame retardant can be conveniently poured in, and then enter the crushing area 16 through the feed port. The gap of the crushing area 16 is gradually reduced from top to bottom, so that the large block material can be smoothly introduced into the crushing area 16, and the grinding disc 2 is driven by the driving machine 12 to rotate to realize the crushing of the block flame retardant; the crushed material falls to the filtering and screening mesh plate 7. Due to the vibration setting of the filtering and screening mesh plate 7, the separation of large block materials and small block materials can be quickly accelerated, so that the small block materials fall onto the outlet plate 13 and are discharged through the outlet cylinder 11, and the unqualified large block materials are introduced into the spiral feeder 14 through the filtering and screening mesh plate 7, and then transported to the feed hopper 22 through the spiral feeder 14 for cyclic crushing, thereby improving the crushing efficiency of the flame retardant and reducing the labor intensity;

[0048] When the particle size needs to be adjusted, the adjusting cylinder is rotated by the turning handle 21, and the grinding disc 3 is driven to rise and fall through the threads of the adjusting cylinder and the connecting cylinder, thereby adjusting the gap size of the crushing area 16, thereby conveniently adjusting the particle size, expanding the scope of use, and improving the production efficiency of the flame retardant.

[0049] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

Claims

1. Flame retardant production filter device, characterized by: The invention comprises a casing (1), wherein a grinding disc (2) having a conical upper surface is rotatably provided in the casing (1), a grinding disc (3) having a conical lower surface is provided above the grinding disc (2), and a crushing area (16) is formed by the area between the lower surface of the grinding disc (3) and the upper surface of the grinding disc (2), a feed port connected to the crushing area (16) is provided at the center of the grinding disc (3), a connecting cylinder is fixedly connected to the feed port, an adjusting cylinder is rotatably provided at the top of the casing (1), and the adjusting cylinder is threadedly connected to the connecting cylinder, The area of ​​the box shell (1) below the grinding disc (2) is vibrated with an inclined filtering and screening mesh plate (7), and a block material outlet hole (15) is opened on the side wall of the box shell (1). The lower end of the filtering and screening mesh plate (7) extends to the outside of the material outlet hole (15) and is connected to a circulating feeding mechanism, and the circulating feeding mechanism is connected to the feed port.

2. The flame retardant production filtration device according to claim 1, characterized in that: A feed hopper (22) is rotatably mounted on the upper port of the regulating cylinder, and the feed hopper (22) is fixed to the upper surface of the box shell (1) via a bracket.

3. The flame retardant production filtration device according to claim 2, characterized in that: The circulating feeding mechanism comprises a vertically arranged screw feeder (14), the feeding end of the screw feeder (14) being located below the lower end of the filtering and screening mesh plate (7), and the discharging end of the screw feeder (14) being connected to the inside of the feeding hopper (22).

4. The flame retardant production filtration device according to claim 3, characterized in that: A feed barrel (23) is fixedly connected to the side wall of the feed hopper (22), and the discharge end of the screw feeder (14) is connected to the feed barrel (23) via a pipeline.

5. The flame retardant production filtration device according to claim 4, characterized in that: The upper end of the box shell (1) is provided with a mounting hole, the hole wall of the mounting hole is provided with an annular groove, the outer wall of the adjustment cylinder is fixedly connected with an annular protrusion which is rotationally constrained in the annular groove, and the outer wall of the adjustment cylinder which is located above the box shell (1) is fixedly connected with a turning handle (21).

6. The flame retardant production filtration device according to claim 5, characterized in that: The upper surface of the grinding disc (2) is evenly distributed with crushing teeth (17).

7. The flame retardant production filtration device according to claim 6, characterized in that: Guide plates (5) are fixedly connected to the opposite inner walls of the box shell (1), and guide grooves (4) matching the guide plates (5) are vertically opened on the opposite outer walls of the rolling disc (3).

8. The flame retardant production filtration device according to claim 7, characterized in that: Support seats (8) are fixedly connected to the opposite inner walls of the box shell (1), and each of the support seats (8) is supported by the lower surface of the end of the filtering and screening mesh plate (7) through springs (9) arranged in parallel. The lower surface of the filtering and screening mesh plate (7) is fixedly connected to a vibration motor (10). The support seat (8) and the filtering and screening mesh plate (7) are respectively fixedly connected to positioning protrusions, and the two ends of the spring (9) are fixedly connected to the positioning protrusions.

9. The flame retardant production filtration device according to claim 8, characterized in that: The gap of the crushing area (16) is arranged to be gradually reduced from top to bottom.

10. The flame retardant production filtration device according to claim 9, characterized in that: The inner bottom surface of the box shell (1) is fixedly connected to a guide plate (13) whose inclination direction is opposite to that of the filtering and screening mesh plate (7), and the outer wall of the box shell (1) at the lower end of the guide plate (13) is fixedly connected to a guide tube (11).

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