Multi-stage filtering device for coating

Abstract

The utility model discloses a coating multi-stage filtering device, and relates to the technical field of filtering equipment, the coating multi-stage filtering device comprises a shell, the top of the shell is provided with power equipment, the output end of the power equipment penetrates through the shell and is rotatably connected with the shell, and the output end of the power equipment is fixedly connected with a filtering barrel. Through cooperative arrangement of structures such as the filter barrel, the drain outlet, the sealing plate and the adjusting rod, after the coating is completely discharged, a user can insert the top end of the adjusting rod into the free end of the sealing plate, then the adjusting rod is rotated to drive the sealing plate to rotate, and the drain outlet formed in the bottom of the filter barrel is opened; at the moment, large-particle impurities detained in the filtering barrel are discharged along the sewage discharging barrel and the discharging pipe under the action of self gravity, so that the problem that the filtered impurities in the inner barrel filtering device of the existing coating filtering equipment cannot be directly discharged, and the filtered impurities can be cleaned only after the inner barrel filtering device is disassembled by a user is solved as far as possible; and the use of the user is very inconvenient.

Description

Technical Field

[0001] The present application relates to the technical field of filtering equipment, and in particular to a multi-stage filtering device for coatings. Background Art

[0002] Paint is a chemical mixture that can firmly cover the surface of an object for protection, decoration, marking and other special purposes. Paint can be divided into oil-based paint, modern paint, synthetic paint and inorganic paint according to the main film-forming substance used in the paint. Paint can be divided into solution, latex, sol, powder, glossy, matte, and colorful art paint according to the shape of the paint. In the paint production process, filtration is an important step.

[0003] The utility model patent with announcement number CN208049491U proposes a multi-stage filtering device for paint, including a shell, an inner cylinder filtering device, a primary filter screen and a secondary filter screen, a feed pipe is arranged on the top surface of the shell, and a discharge port is arranged at the bottom of the shell, the inner cylinder filtering device, the primary filter screen and the secondary filter screen are arranged in the shell from top to bottom in sequence, the inner cylinder filtering device includes a motor, a rotating shaft and an inner cylinder body, the motor is fixedly arranged on the top surface of the shell, one end of the rotating shaft is fixed to the bottom of the motor, and the other end extends into the shell and is fixedly connected to the inner cylinder body, the inner cylinder body is a barrel-shaped structure with an upper opening, and a first annular fixing platform for fixing the primary filter screen and a second annular fixing platform for fixing the secondary filter screen are respectively arranged on the inner wall of the shell, and the mesh size of the primary filter screen is larger than the mesh size of the secondary filter screen.

[0004] The paint filtering device performs preliminary filtering of impurities in the paint by setting an inner cylinder filtering device to prevent large-diameter impurities from clogging the filter screen. However, the impurities filtered inside the inner cylinder filtering device cannot be directly discharged. The user needs to disassemble the inner cylinder filtering device to clean the filtered impurities, which makes it very inconvenient for the user to use. Utility Model Content

[0005] The purpose of the utility model is to solve or at least alleviate the problem that impurities filtered inside the inner cylinder filter device of the existing paint filtering equipment cannot be directly discharged, and the user needs to disassemble the inner cylinder filter device before cleaning the filtered impurities, which makes it very inconvenient for the user to use.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The filter press of the embodiment of claim 1, wherein the filter press has a bottom surface and a bottom surface, and the filter press has a bottom surface. The filter press has a bottom surface and a bottom surface. The filter press has a bottom surface and a bottom surface. The filter press has a bottom surface and a bottom surface. The filter press has a bottom surface and a bottom surface.

[0008] By adopting the above technical solution, when using, the user first introduces the paint into the inner cavity of the filter barrel, and then starts the power equipment, which drives the filter barrel to rotate. Under the action of centrifugal force, the paint is discharged from the filter holes opened on the filter barrel. After being discharged, the paint falls on the filter net below under the action of gravity. After multi-stage filtration through the filter net, the filtered paint can be discharged through the discharge pipe for user use. After the paint is completely discharged, the user can plug the top of the adjusting rod into the free end of the sealing plate, and then rotate the adjusting rod to drive the sealing plate to rotate, and open the sewage outlet opened at the bottom of the filter barrel. At this time, the large particles of impurities trapped in the filter barrel are discharged along the sewage barrel and the discharge pipe under the action of their own gravity, which tries to avoid the problem that the impurities filtered inside the inner barrel filter device of the existing paint filtering equipment cannot be directly discharged, and the user needs to disassemble the inner barrel filter device before cleaning the filtered impurities, which makes it very inconvenient for the user to use.

[0009] Optionally, support legs are fixedly connected to both sides of the bottom of the shell, and the bottom height of the support legs is lower than the bottom height of the discharge pipe.

[0010] By adopting the above technical solution, support legs are provided to support the outer shell, and the bottom height of the support legs is lower than the bottom height of the discharge pipe, so that users can conveniently receive the paint and impurities discharged through the discharge pipe.

[0011] Optionally, the power equipment is a motor fixedly mounted on the top of the casing, the output end of the motor passes through the top wall of the casing and is fixedly connected to the top wall of the casing, a bearing is sleeved at the connection between the output end of the motor and the top wall of the casing, the inner ring of the bearing is fixedly connected to the output end of the motor, and the outer ring of the bearing is embedded in the top wall of the casing and fixedly connected to the top wall of the casing.

[0012] By adopting the above technical solution, a bearing is provided to reduce the friction between the output end of the motor and the top wall of the housing, so that the motor can drive the filter barrel to rotate.

[0013] Optionally, a plurality of connecting rods are provided between the motor output end and the inner wall of the filter barrel, one end of the connecting rod is fixedly connected to the motor output end, and the other end of the connecting rod is fixedly connected to the inner wall of the filter barrel.

[0014] By adopting the above technical solution, multiple connecting rods are set to connect the filter barrel with the output end of the motor. The filter barrel is driven to rotate by the motor to accelerate the discharge of the paint inside the filter barrel, thereby greatly improving the filtering speed of the paint.

[0015] Optionally, a connecting shaft is passed through one end of the sealing plate, the sealing plate is rotatably connected to the connecting shaft, and the top end of the connecting shaft is fixedly connected to the bottom wall of the filter barrel.

[0016] By adopting the above technical solution, a connecting shaft is provided to rotatably connect the sealing plate to the bottom wall of the filter barrel, so that the user can open and close the sealing plate conveniently.

[0017] Optionally, a plug hole is provided at the bottom of one end of the sealing plate away from the connecting shaft, and the top end of the adjusting rod is plugged into the sealing plate through the plug hole.

[0018] By adopting the above technical solution and the plug-in connection method, the user can remove the adjustment rod from the sealing plate when there is no need to adjust the position of the sealing plate, which makes it more convenient for the user to use.

[0019] Optionally, there are two filter screens, the two filter screens are located on the same vertical plane, and the mesh aperture of the filter screen located above is larger than the mesh aperture of the filter screen located below.

[0020] By adopting the above technical solution, filters with different mesh apertures are set to perform multi-stage filtration on the paint, thereby improving the quality of paint filtration.

[0021] Optionally, a feed pipe is fixedly connected to the top wall of the outer shell on one side of the motor, the feed pipe is in an L-shaped structure, the vertical end of the feed pipe is fixedly connected to the outer shell, and the horizontal section of the feed pipe extends horizontally to above the filter barrel.

[0022] By adopting the above technical solution, a feed pipe is provided to facilitate the user to introduce the paint to be filtered into the inner cavity of the filter barrel through the feed pipe, making it more convenient for the user to use.

[0023] In summary, the beneficial effects of this application are as follows:

[0024] The present application coordinates the structures such as the filter barrel, the drain port, the sealing plate and the adjusting rod. After the paint is completely discharged, the user can insert the top end of the adjusting rod into the free end of the sealing plate, and then rotate the adjusting rod to drive the sealing plate to rotate, thereby opening the drain port at the bottom of the filter barrel. At this time, the large particles of impurities trapped inside the filter barrel are discharged along the drain barrel and the discharge pipe under the action of their own gravity, thereby avoiding the problem that the impurities filtered inside the inner drum filter device of the existing paint filtering equipment cannot be directly discharged, and the user needs to disassemble the inner drum filter device before cleaning the filtered impurities, which causes great inconvenience to the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall cross-sectional structure of this application;

[0026] Figure 2 It is a schematic diagram of the connection structure between the filter barrel and the sealing plate of the present application;

[0027] Figure 3 It is a schematic diagram of the connection structure between the power equipment and the filter barrel of the present application.

[0028] Explanation of the accompanying drawings: 1. Shell; 2. Support leg; 3. Motor; 4. Bearing; 5. Connecting rod; 6. Filter barrel; 7. Filter hole; 8. Drain port; 9. Sealing plate; 10. Connecting shaft; 11. Drain barrel; 12. Filter net; 13. Flange; 14. Discharge pipe; 15. Adjusting rod; 16. Feed pipe. DETAILED DESCRIPTION

[0029] The following is combined with Figure 1-3 This application is described in further detail.

[0030] See also Figure 1-3 A multi-stage filter device for paint comprises a shell 1 with supporting and protective functions, a power device is installed on the top of the shell 1, and the output end of the power device penetrates the shell 1 and is rotatably connected to the shell 1. A filter barrel 6 for preliminary filtering of the paint is fixedly connected to the output end of the power device, and a filter hole 7 connected to the inner cavity of the filter barrel 6 is opened on the side wall of the filter barrel 6. When the user introduces the paint into the filter barrel 6, the power device can be started, and the filter barrel 6 can be driven to rotate by the power device, and the paint in the filter barrel 6 is discharged through the filter hole 7 by the action of centrifugal force, and large particles of impurities are retained in the filter barrel 6.

[0031] A drain outlet 8 is provided at the bottom of the filter barrel 6 for discharging impurities retained inside the filter barrel 6. A sealing plate 9 is provided below the drain outlet 8. The sealing plate 9 is used to seal the drain outlet 8 during the filtration process to prevent paint from leaking from the bottom of the drain outlet 8 during the filtration process.

[0032] One end of the sealing plate 9 is rotatably connected to the bottom wall of the filter barrel 6, and an adjusting rod 15 is detachably connected to the free end of the sealing plate 9. After the paint inside the filter barrel 6 is filtered, the user can rotate the adjusting rod 15 to drive the sealing plate 9 to rotate, open the sewage outlet 8, and remove the impurities trapped inside the filter barrel 6.

[0033] A sewage discharge barrel 11 is sleeved around the adjusting rod 15 , and two supporting rods are symmetrically arranged at the bottom of the sewage discharge barrel 11 , and one end of the two supporting rods away from the sewage discharge barrel 11 is fixedly connected to the bottom wall of the inner cavity of the shell 1 .

[0034] A flange 13 is fixedly connected to the inner wall of the housing 1, and an annular filter screen 12 is arranged between the flange 13 and the sewage discharge barrel 11. The outer ring of the filter screen 12 is fixedly connected to the flange 13, and the inner ring of the filter screen 12 is fixedly connected to the outer surface of the sewage discharge barrel 11. The filter screen 12 further filters the paint.

[0035] A discharge pipe 14 communicating with the inner cavity of the shell 1 is fixedly connected to the bottom wall of the shell 1 below the sewage discharge barrel 11. When the paint is completely filtered through the filter screen 12, the filtered paint can be discharged through the discharge pipe 14 for use by users.

[0036] When in use, the user first introduces the paint into the inner cavity of the filter barrel 6, and then starts the power equipment, which drives the filter barrel 6 to rotate. Under the action of centrifugal force, the paint is discharged from the filter holes 7 opened on the filter barrel 6. After being discharged, the paint falls on the filter screen 12 below under the action of gravity. After multi-stage filtration through the filter screen 12, the filtered paint can be discharged through the discharge pipe 14 for user use. After the paint is completely discharged, the user can plug the top end of the adjusting rod 15 into the free end of the sealing plate 9, and then rotate the adjusting rod 15 to drive the sealing plate 9 to rotate, and open the sewage outlet 8 opened at the bottom of the filter barrel 6. At this time, the large particles of impurities trapped in the filter barrel 6 are discharged along the sewage discharge barrel 11 and the discharge pipe 14 under the action of their own gravity, thereby avoiding the problem that the impurities filtered inside the inner cylinder filter device of the existing paint filtering equipment cannot be directly discharged, and the user needs to disassemble the inner cylinder filter device before cleaning the filtered impurities, which makes it very inconvenient for the user to use.

[0037] Reference Figure 1 The bottom sides of the housing 1 are fixedly connected with support legs 2, and the bottom height of the support legs 2 is lower than the bottom height of the discharge pipe 14. The support legs 2 are provided to support the housing 1, and the bottom height of the support legs 2 is lower than the bottom height of the discharge pipe 14, so that the user can easily receive the paint and impurities discharged through the discharge pipe 14.

[0038] Reference Figure 1 and Figure 3The power equipment is a motor 3 fixedly mounted on the top of the housing 1. The output end of the motor 3 penetrates through the top wall of the housing 1 and is fixedly connected to the top wall of the housing 1. A bearing 4 is sleeved at the connection between the output end of the motor 3 and the top wall of the housing 1. The inner ring of the bearing 4 is fixedly connected to the output end of the motor 3. The outer ring of the bearing 4 is embedded in the top wall of the housing 1 and is fixedly connected to the top wall of the housing 1. The bearing 4 is provided to reduce the friction between the output end of the motor 3 and the top wall of the housing 1, so that the motor 3 can drive the filter barrel 6 to rotate.

[0039] Reference Figure 2 A plurality of connecting rods 5 are provided between the output end of the motor 3 and the inner wall of the filter barrel 6, one end of the connecting rod 5 is fixedly connected to the output end of the motor 3, and the other end of the connecting rod 5 is fixedly connected to the inner wall of the filter barrel 6. The plurality of connecting rods 5 are provided to connect the filter barrel 6 with the output end of the motor 3, and the filter barrel 6 is driven to rotate by the motor 3, so as to accelerate the discharge of the paint inside the filter barrel 6, and greatly improve the filtering speed of the paint.

[0040] Reference Figure 2 , a connecting shaft 10 is passed through one end of the sealing plate 9, the sealing plate 9 is rotatably connected to the connecting shaft 10, and the top end of the connecting shaft 10 is fixedly connected to the bottom wall of the filter barrel 6. The connecting shaft 10 is provided to rotatably connect the sealing plate 9 to the bottom wall of the filter barrel 6, so that the user can open and close the sealing plate 9 conveniently. It should be noted that a damping is provided between the sealing plate 9 and the connecting shaft 10, so that when the motor 3 drives the filter barrel 6, there is no relative movement between the sealing plate 9 and the filter barrel 6.

[0041] Reference Figure 2 The bottom of the sealing plate 9 away from the connecting shaft 10 is provided with a plug hole, and the top end of the adjusting rod 15 is plugged into the sealing plate 9 through the plug hole. The plug-in connection mode allows the user to remove the adjusting rod 15 from the sealing plate 9 when the user does not need to adjust the position of the sealing plate 9, making it more convenient for the user to use.

[0042] Reference Figure 3 There are two filter screens 12, and the two filter screens 12 are located on the same vertical plane, and the mesh aperture of the upper filter screen 12 is larger than the mesh aperture of the lower filter screen 12. The filter screens 12 with different mesh apertures are used to perform multi-stage filtration on the paint, thereby improving the quality of paint filtration.

[0043] Reference Figure 1 A feed pipe 16 is fixedly connected to the top wall of the housing 1 on one side of the motor 3. The feed pipe 16 is an L-shaped structure. The vertical end of the feed pipe 16 is fixedly connected to the housing 1, and the horizontal section of the feed pipe 16 extends horizontally to the top of the filter barrel 6. The feed pipe 16 is provided to facilitate the user to introduce the paint to be filtered into the inner cavity of the filter barrel 6 through the feed pipe 16, making it more convenient for the user to use.

[0044] The implementation principle of the present application is as follows: when in use, the user first introduces the paint into the inner cavity of the filter barrel 6, and then starts the power equipment, which drives the filter barrel 6 to rotate. Under the action of centrifugal force, the paint is discharged from the filter holes 7 opened on the filter barrel 6. After being discharged, the paint falls on the filter screen 12 below under the action of gravity. After multi-stage filtration through the filter screen 12, the filtered paint can be discharged through the discharge pipe 14 for user use. After the paint is completely discharged, the user can plug the top end of the adjusting rod 15 into the free end of the sealing plate 9, and then rotate the adjusting rod 15 to drive the sealing plate 9 to rotate, and open the sewage outlet 8 opened at the bottom of the filter barrel 6. At this time, the large particles of impurities trapped in the filter barrel 6 are discharged along the sewage discharge barrel 11 and the discharge pipe 14 under the action of their own gravity, which tries to avoid the problem that the impurities filtered inside the inner cylinder filter device of the existing paint filtering equipment cannot be directly discharged, and the user needs to disassemble the inner cylinder filter device before cleaning the filtered impurities, which makes it very inconvenient for the user to use.

[0045] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A coating multi-stage filtering device, comprising a housing (1), characterized in that: A power device is installed on the top of the shell (1); the output end of the power device passes through the shell (1) and is rotatably connected to the shell (1); a filter barrel (6) is fixedly connected to the output end of the power device; a filter hole (7) communicating with the inner cavity of the filter barrel (6) is provided on the peripheral side wall of the filter barrel (6); a sewage outlet (8) is provided at the bottom of the filter barrel (6); a sealing plate (9) is provided below the sewage outlet (8); one end of the sealing plate (9) is rotatably connected to the bottom wall of the filter barrel (6); and the free end of the sealing plate (9) can be A disassembly adjustment rod (15) is connected, and a sewage discharge barrel (11) is sleeved around the adjustment rod (15). A flange (13) is fixedly connected to the inner wall of the outer shell (1), and an annular filter screen (12) is provided between the flange (13) and the sewage discharge barrel (11). The outer ring of the filter screen (12) is fixedly connected to the flange (13), and the inner ring of the filter screen (12) is fixedly connected to the outer surface of the sewage discharge barrel (11). A discharge pipe (14) connected to the inner cavity of the outer shell (1) is fixedly connected to the bottom wall of the outer shell (1) below the sewage discharge barrel (11).

2. A coating multi-stage filtering device according to claim 1, characterized in that: Support legs (2) are fixedly connected to both sides of the bottom of the housing (1), and the bottom height of the support legs (2) is lower than the bottom height of the discharge pipe (14).

3. A coating multi-stage filtering device according to claim 1, characterized in that: The power device is a motor (3) fixedly mounted on the top of the housing (1); the output end of the motor (3) penetrates the top wall of the housing (1) and is fixedly connected to the top wall of the housing (1); a bearing (4) is sleeved at the connection between the output end of the motor (3) and the top wall of the housing (1); the inner ring of the bearing (4) is fixedly connected to the output end of the motor (3); and the outer ring of the bearing (4) is embedded in the top wall of the housing (1) and is fixedly connected to the top wall of the housing (1).

4. A coating multi-stage filtering device according to claim 3, characterized in that: A plurality of connecting rods (5) are provided between the output end of the motor (3) and the inner wall of the filter barrel (6), one end of the connecting rod (5) being fixedly connected to the output end of the motor (3), and the other end of the connecting rod (5) being fixedly connected to the inner wall of the filter barrel (6).

5. A coating multi-stage filtering device according to claim 1, characterized in that: A connecting shaft (10) is passed through one end of the sealing plate (9), the sealing plate (9) is rotatably connected to the connecting shaft (10), and the top end of the connecting shaft (10) is fixedly connected to the bottom wall of the filter barrel (6).

6. A coating multi-stage filtering device according to claim 5, characterized in that: A plug hole is provided at the bottom of one end of the sealing plate (9) away from the connecting shaft (10), and the top end of the adjusting rod (15) is plugged into the sealing plate (9) through the plug hole.

7. A coating multi-stage filtering device according to claim 1, characterized in that: There are two filter screens (12), the two filter screens (12) are located on the same vertical plane, and the mesh aperture of the filter screen (12) located above is larger than the mesh aperture of the filter screen (12) located below.

8. A coating multi-stage filtering device according to claim 3, characterized in that: A feed pipe (16) is fixedly connected to the top wall of the outer shell (1) on one side of the motor (3); the feed pipe (16) is in an L-shaped structure; the vertical end of the feed pipe (16) is fixedly connected to the outer shell (1); and the horizontal section of the feed pipe (16) extends horizontally to above the filter barrel (6).

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