Coating processing raw material dry powder filtering device

Abstract

The utility model discloses a paint processing raw material dry powder filtering device which comprises a box body, supporting legs are arranged at the four corners of the lower end face of the box body, a feeding hopper and a discharging pipe are arranged at the upper end and the lower end of the box body in a penetrating mode respectively, a filtering net is arranged in the box body, and a discharging pipe is arranged on the right end face of the box body in a penetrating mode and corresponds to the filtering net. A mounting plate is detachably arranged at the left end of the filter screen, a mounting groove is formed in the position, corresponding to the mounting plate, of the left end face of the box body, grooves are symmetrically formed in the inner wall of the mounting groove, locking plates are slidably arranged in the two grooves, and locking grooves are symmetrically formed in the position, corresponding to the multiple locking plates, of the mounting plate; and the two grooves are internally provided with guide rods corresponding to the locking plates, springs are connected between the multiple locking plates and the grooves and arranged on the guide rods in a sleeving mode, the box body is provided with a dust collection mechanism corresponding to the feeding hopper, and through the design of the mounting plate, rapid disassembly and assembly are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of coating processing raw materials, and more specifically, to a coating processing raw material dry powder filtering device. Background Art

[0002] The so-called paint is applied to the surface of the object to be protected or decorated, and can form a continuous film that is firmly attached to the coated object. It is usually a viscous liquid prepared with organic solvents or water, mainly resin, oil, or emulsion, with or without pigments, fillers, and corresponding additives. During the paint processing, the raw material dry powder to be added needs to be filtered. When the existing filtering device is in use, the filter screen replacement operation is relatively troublesome, and there is a lack of a suitable quick replacement mechanism. When the device is in use, a large amount of dust is easily generated during the feeding process, and there is a lack of a suitable dust collection and protection mechanism. In addition, when the device is in use, the large particles of raw material dry powder filtered out are directly discharged to the outside, and another equipment is required to crush it. The practicality of the device needs to be improved. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the problems existing in the prior art, the utility model provides a dry powder filtering device for coating processing raw materials to solve the technical problems mentioned in the background technology that the filter screen replacement operation is relatively troublesome and there is a lack of a suitable quick replacement mechanism.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a dry powder filtering device for coating processing raw materials, comprising a box body, legs are provided at the four corners of the lower end face of the box body, a feed funnel and a discharge pipe are respectively penetrated at the upper and lower ends of the box body, a filter screen is provided inside the box body, a discharge pipe is penetrated through the right end face of the box body corresponding to the filter screen, a mounting plate is detachably provided at the left end of the filter screen, a mounting groove is provided on the left end face of the box body corresponding to the mounting plate, grooves are symmetrically provided on the inner wall of the mounting groove, locking plates are slidably provided inside two of the grooves, locking grooves are symmetrically provided on the mounting plate corresponding to the multiple locking plates, guide rods are provided inside the two grooves corresponding to the locking plates, springs are connected between the multiple locking plates and the grooves, the springs are sleeved on the guide rods, and a dust suction mechanism is provided on the box body corresponding to the feed funnel.

[0007] The utility model is further configured as follows: a connecting plate is provided on the left side of the upper end surface of the filter screen, a first connecting hole is opened on the connecting plate, a second connecting hole is opened on the mounting plate, the first connecting hole and the second connecting hole are connected by bolts, and a plurality of the first connecting hole and the second connecting hole are provided for easy disassembly and assembly.

[0008] The utility model is further configured such that positioning rods are symmetrically arranged on the inner wall of the right end of the box body, a positioning plate is arranged on the right side of the lower end surface of the filter screen, and positioning holes are opened on the positioning plate corresponding to the two positioning rods to position the installation.

[0009] The utility model is further configured as follows: the dust suction mechanism includes a dust suction box, a dust suction pipe and a dust suction hood; the dust suction box is installed on the rear end face of the box body; the dust suction pipe is arranged through the upper end of the dust suction box; and the dust suction hood is connected to the front end of the dust suction pipe to facilitate dust suction.

[0010] The utility model is further configured that a suction fan is penetrated on the rear end surface of the dust suction box, a dust cover is provided inside the dust suction box, and a dust exhaust pipe is penetrated on the bottom end of the dust suction box to realize the dust suction operation.

[0011] The utility model is further configured as follows: a crushing box is provided on the right side of the box body, the discharge pipe and the crushing box are connected, a return pipe is penetrated through the bottom of the left end face of the crushing box, the return pipe penetrates the box body, a crushing roller is rotated inside the crushing box, and a plurality of crushing rollers are provided to facilitate the crushing of larger particles after filtration.

[0012] The utility model is further configured such that a plurality of the crushing rollers are each provided with a crushing shaft, and the plurality of the crushing shafts extend to the right and penetrate the crushing box, a crushing motor is connected to the right end of one side of the crushing shaft, and gears are each provided on the plurality of the crushing shafts, and adjacent gears are meshed to drive the crushing.

[0013] The utility model is further configured that a support rod is connected between the box body and the crushing box, and a plurality of support rods are provided to improve the stability of the crushing box.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a coating processing raw material dry powder filtering device, which has the following beneficial effects:

[0016] 1. Through the design of the mounting plate, the mounting plate and the mounting groove are installed in coordination, the locking plate is squeezed to an inclined position, the locking plate is adjusted to slide relative to the groove, the guide rod guides the sliding, the spring is stretched, the locking plate is installed through the locking groove, the spring retracts, the protruding position of the locking plate and the mounting plate are locked in coordination, the installation is locked, and quick and easy disassembly and assembly are facilitated.

[0017] 2. Through the design of the dust collection mechanism, the suction fan cooperates with the dust collection box, dust collection pipe and dust collection hood to vacuum the feed hopper position, avoiding dust during the feeding process, facilitating dust collection and improving the cleanliness of the operating environment.

[0018] 3. Through the design of the crushing box, the crushing box and the box body are connected through the discharge pipe and the return pipe. The larger particles enter the crushing box through the discharge pipe. The crushing roller inside the crushing box crushes the raw materials. The crushed raw materials return through the return pipe and are collected inside the box, which improves practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the preferred overall structure of a dry powder filtering device for coating processing raw materials;

[0020] Figure 2 It is a schematic diagram of the overall structure of a coating processing raw material dry powder filtering device preferably without a crushing box and a mounting plate installed;

[0021] Figure 3 An exploded diagram of the optimal mounting plate and filter mesh matching structure of a coating processing raw material dry powder filtering device;

[0022] Figure 4 A cross-sectional view of the internal structure of a crushing box preferably used in a dry powder filtering device for coating processing raw materials;

[0023] Figure 5 The present invention is a cross-sectional view of the internal structure of a dust collection box preferably used in a dry powder filtering device for raw materials in coating processing.

[0024] In the figure: 1. box body; 2. support legs; 3. feed funnel; 4. discharge pipe; 5. filter screen; 6. discharge pipe; 7. mounting plate; 8. mounting slot; 9. groove; 10. locking plate; 11. locking slot; 12. guide rod; 13. spring; 14. connecting plate; 15. first connecting hole; 16. second connecting hole; 17. positioning rod; 18. positioning plate; 19. positioning hole; 20. dust suction box; 21. dust suction pipe; 22. dust suction hood; 23. suction fan; 24. dust cover; 25. dust discharge pipe; 26. crushing box; 27. return pipe; 28. crushing roller; 29. ​​crushing shaft; 30. crushing motor; 31. gear; 32. support rod. DETAILED DESCRIPTION

[0025] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0026] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0027] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0028] See also Figure 1-4 , a coating processing raw material dry powder filtering device comprises a box body 1, the four corners of the lower end face of the box body 1 are provided with supporting legs 2, the upper and lower ends of the box body 1 are respectively penetrated with a feeding funnel 3 and a discharging pipe 4, a filter screen 5 is arranged inside the box body 1, a discharge pipe 6 is penetrated through the filter screen 5 corresponding to the right end face of the box body 1, and a mounting plate 7 is detachably arranged on the left end of the filter screen 5, a mounting groove 8 is opened on the left end face of the box body 1 corresponding to the mounting plate 7, grooves 9 are symmetrically opened on the inner wall of the mounting groove 8, locking plates 10 are slidably arranged inside the two grooves 9, locking grooves 11 are symmetrically opened on the mounting plate 7 corresponding to the multiple locking plates 10, guide rods 12 are arranged inside the two grooves 9 corresponding to the locking plates 10, springs 13 are connected between the multiple locking plates 10 and the grooves 9, the springs 13 are sleeved on the guide rods 12, and a dust suction mechanism is provided on the box body 1 corresponding to the feeding funnel 3.

[0029] In this embodiment, the locking plate 10 on the same side is pressed, and the locking plate 10 slides relatively to each other, the spring 13 between the locking plate 10 and the groove 9 is stretched, and the mounting plate 7 is disassembled. After the mounting plate 7 is removed, the filter screen 5 is disassembled and cleaned. After the inspection is completed, the mounting plate 7 is installed corresponding to the mounting groove 8, and the locking plate 10 is squeezed to an inclined position, and the locking plate 10 slides relative to the groove 9, the spring 13 is stretched, and the guide rod 12 guides the sliding. After the locking plate 10 passes through the locking groove 11, the spring 13 interlocks, and the protruding position of the locking plate 10 cooperates with the mounting plate 7 to achieve locking of the installation.

[0030] More specifically, the dust suction mechanism suctions dust at the position of the feed hopper 3 .

[0031] See also Figure 2 and Figure 3 As an implementation method of the filter screen 5: a connecting plate 14 is provided on the left side of the upper end surface of the filter screen 5, a first connecting hole 15 is opened on the connecting plate 14, a second connecting hole 16 is opened on the mounting plate 7, the first connecting hole 15 and the second connecting hole 16 are connected by bolts, and a plurality of the first connecting holes 15 and the second connecting holes 16 are provided, positioning rods 17 are symmetrically provided on the inner wall of the right end of the box body 1, a positioning plate 18 is provided on the right side of the lower end surface of the filter screen 5, and positioning holes 19 are opened on the positioning plate 18 corresponding to the two positioning rods 17.

[0032] Specifically, the bolts between the first connecting hole 15 and the second connecting hole 16 are removed to disassemble the filter screen 5. When the filter screen 5 is installed, the positioning hole 19 of the positioning plate 18 cooperates with the positioning rod 17 to position the installation.

[0033] See also Figure 1 , Figure 2 and Figure 5 As an implementation method of the dust collection mechanism: the dust collection mechanism includes a dust collection box 20, a dust collection pipe 21 and a dust collection hood 22. The dust collection box 20 is installed on the rear end surface of the box body 1, the dust collection pipe 21 is arranged through the upper end of the dust collection box 20, the dust collection hood 22 is connected to the front end of the dust collection pipe 21, a suction fan 23 is arranged through the rear end surface of the dust collection box 20, a dust cover 24 is arranged inside the dust collection box 20, and a dust exhaust pipe 25 is arranged through the bottom end of the dust collection box 20.

[0034] Specifically, the suction fan 23 is started, and the dust box 20, the dust pipe 21 and the dust hood 22 cooperate to vacuum the position of the feed funnel 3, and the dust and the like are sucked into the dust box 20. The dust cover 24 protects the suction fan 23. After the dust is collected for a certain period of time, it is discharged to the outside through the dust exhaust pipe 25.

[0035] See also Figure 1 and Figure 4 As an implementation method of crushing: a crushing box 26 is provided on the right side of the box body 1, and the discharge pipe 6 and the crushing box 26 are connected. A return pipe 27 is penetrated through the bottom of the left end surface of the crushing box 26, and the return pipe 27 is set through the box body 1. A crushing roller 28 is rotated inside the crushing box 26, and there are multiple crushing rollers 28. A crushing shaft 29 is provided on the multiple crushing rollers 28, and the multiple crushing shafts 29 extend to the right and penetrate the crushing box 26. A crushing motor 30 is connected to the right end of one side of the crushing shaft 29, and gears 31 are provided on the multiple crushing shafts 29. Adjacent gears 31 are meshed. A support rod 32 is connected between the box body 1 and the crushing box 26, and there are multiple support rods 32.

[0036] Specifically, larger particle raw material dry powder enters the grinding box 26 through the discharge pipe 6, and the grinding motor 30 is started. The grinding motor 30 drives the grinding shaft 29 to rotate, and the multiple grinding shafts 29 are meshed with each other through the gear 31. The grinding shaft 29 drives the grinding roller 28 to rotate, and the multiple grinding rollers 28 cooperate with each other to grind the larger particle raw material dry powder. After grinding, the raw materials fall to the bottom of the grinding box 26 and flow back to the inside of the box 1 through the reflux pipe for collection.

[0037] In summary, the overall equipment is in use:

[0038] When in the feeding state, the raw materials are added into the box body 1 through the feeding funnel 3, and the suction fan 23 is started. The suction fan 23 cooperates with the dust suction pipe 21 and the dust suction hood 22 to suction the feeding position. Dust and other impurities enter the dust suction box 20 through the dust suction pipe 21 and are collected. The dust cover 24 protects the suction fan 23. After a certain amount of internal accumulation, it is discharged to the outside through the dust exhaust pipe 25. The feeding funnel 3, the discharge pipe 4 and the dust exhaust pipe 25 are all equipped with valves.

[0039] When in the filtering state, after the raw materials enter the box 1 through the feed funnel 3, the internal filter 5 filters the raw materials, and the raw materials of appropriate size fall to the bottom of the box 1. The larger particles of raw materials enter the crushing box 26 through the discharge pipe 6. The crushing motor 30 is started, and the crushing motor 30 drives the crushing shaft 29 to rotate. The crushing shafts 29 are engaged with each other through gears 31. The crushing shaft 29 drives the crushing roller 28 to rotate, and the larger particles of raw materials entering the crushing box 26 are crushed. The crushed raw materials flow back to the inside of the box 1 through the return pipe 27.

[0040] When the filter screen 5 is in the maintenance state, the locking plate 10 on the same side is pressed, and the locking plate 10 is close to the mounting plate 7, and the mounting plate 7 is no longer locked. The mounting plate 7 is disassembled. After the mounting plate 7 is removed, the bolts between the first connecting hole 15 and the second connecting hole 16 are removed, and the filter screen 5 is disassembled and the filter screen 5 is repaired. After the maintenance is completed, the first connecting hole 15 and the second connecting hole 16 are aligned, the bolts are passed through and tightened, the filter screen 5 cooperates with the mounting plate 7, and the corresponding box body 1 is installed. The mounting plate 7 and the mounting groove 8 cooperate, and the positioning plate 18 and the positioning rod 17 on the filter screen 5 cooperate to install and position. The mounting plate 7 and the locking plate 10 are in contact, and one side is squeezed and tilted. The locking plate 10 slides relative to the groove 9, and the spring 13 is elongated. After passing through the locking groove 11 for installation, the spring 13 retracts, driving the convex position of the locking plate 10 to lock the mounting plate 7.

[0041] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A coating processing raw material dry powder filtering device, comprising a box body (1), wherein the four corners of the lower end surface of the box body (1) are provided with supporting legs (2), and the upper and lower ends of the box body (1) are respectively penetrated by a feeding funnel (3) and a discharging pipe (4), wherein the characteristics are: A filter screen (5) is provided inside the box body (1), a discharge pipe (6) is provided through the right end surface of the box body (1) corresponding to the filter screen (5), a mounting plate (7) is detachably provided on the left end of the filter screen (5), a mounting groove (8) is provided on the left end surface of the box body (1) corresponding to the mounting plate (7), grooves (9) are symmetrically provided on the inner wall of the mounting groove (8), locking plates (10) are slidably provided inside two of the grooves (9), locking grooves (11) are symmetrically provided on the mounting plate (7) corresponding to the plurality of locking plates (10), guide rods (12) are provided inside the two grooves (9) corresponding to the locking plates (10), springs (13) are connected between the plurality of locking plates (10) and the grooves (9), and the springs (13) are sleeved on the guide rods (12), and a dust suction mechanism is provided on the box body (1) corresponding to the feeding funnel (3).

2. A coating processing raw material dry powder filtering device according to claim 1, characterized in that: A connecting plate (14) is provided on the left side of the upper end surface of the filter screen (5), a first connecting hole (15) is provided on the connecting plate (14), a second connecting hole (16) is provided on the mounting plate (7), the first connecting hole (15) and the second connecting hole (16) are connected by bolts, and a plurality of the first connecting hole (15) and the second connecting hole (16) are provided.

3. A coating processing raw material dry powder filtering device according to claim 2, characterized in that: Positioning rods (17) are symmetrically arranged on the inner wall of the right end of the box body (1), and a positioning plate (18) is arranged on the right side of the lower end surface of the filter screen (5). Positioning holes (19) are respectively provided on the positioning plate (18) corresponding to the two positioning rods (17).

4. A coating processing raw material dry powder filtering device according to claim 1, characterized in that: The dust collection mechanism comprises a dust collection box (20), a dust collection pipe (21) and a dust collection hood (22); the dust collection box (20) is mounted on the rear end surface of the box body (1); the dust collection pipe (21) is arranged through the upper end of the dust collection box (20); and the dust collection hood (22) is connected to the front end of the dust collection pipe (21).

5. A coating processing raw material dry powder filtering device according to claim 4, characterized in that: A suction fan (23) is provided through the rear end surface of the dust suction box (20), a dust cover (24) is provided inside the dust suction box (20), and a dust exhaust pipe (25) is provided through the bottom end of the dust suction box (20).

6. A coating processing raw material dry powder filtering device according to claim 1, characterized in that: A crushing box (26) is provided on the right side of the box body (1), the discharge pipe (6) and the crushing box (26) are connected, a return pipe (27) is penetrated through the bottom of the left end face of the crushing box (26), and the return pipe (27) is set through the box body (1), and a crushing roller (28) is rotatably provided inside the crushing box (26), and a plurality of crushing rollers (28) are provided.

7. A coating processing raw material dry powder filtering device according to claim 6, characterized in that: A plurality of the pulverizing rollers (28) are each provided with a pulverizing shaft (29), and the plurality of the pulverizing shafts (29) extend rightward and penetrate the pulverizing box (26). A pulverizing motor (30) is connected to the right end of one side of the pulverizing shaft (29), and gears (31) are each provided on the plurality of the pulverizing shafts (29), and adjacent gears (31) are meshedly arranged.

8. The coating processing raw material dry powder filtering device according to claim 6 is characterized by: A support rod (32) is connected between the box body (1) and the crushing box (26), and a plurality of the support rods (32) are provided.

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