Multi-stage coating filter screen

Abstract

The utility model discloses a multi-stage coating filter screen. The multi-stage coating filter screen comprises a fixing plate and a locking mechanism, the lower end of the fixing plate is fixedly connected with the upper end of the supporting frame, mounting seats which are uniformly distributed are arranged at the left end of the inner side of the fixing plate, mounting hoppers are hinged to the right ends of the mounting seats through hinges, the three mounting hoppers are mounted in a matched mode, and a coarse-mesh filter screen is mounted in the mounting hopper on the uppermost side through a mounting mechanism; a middle-hole filter screen is also mounted in the middle mounting hopper through a mounting mechanism, and a fine-hole filter screen is also mounted in the lowermost mounting hopper through a mounting mechanism; the locking mechanisms are respectively arranged between the fixed plate and the right end of the mounting hopper; according to the multi-stage coating filter screen, the multi-stage coating filter screen assembly can be rapidly mounted, dismounted and maintained, the convenience of maintenance and replacement is high, and the problem that bolt connection is corroded and is inconvenient to dismount is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of coating screening equipment, in particular to a multi-stage coating filter. Background Art

[0002] Paint is closely related to our lives. It can firmly cover the surface of objects for protection, decoration, marking and other special purposes. In the production process of paint, filtration is an important step. In the production process of paint, in order to ensure the quality of raw materials, filtration process is required, and filter screens are needed to assist;

[0003] In the traditional partial coating filter, the material to be filtered is manually poured into the filter chamber, and the filter screen is installed in the filter chamber through bolts. The impurities and large particles in the coating are separated and blocked by the filter screen.

[0004] This type of paint filter has the following problems: the filter plate will become clogged after long-term use and needs to be replaced and maintained regularly, but the bolt connection is prone to corrosion after a long time, making it inconvenient to disassemble, and the convenience of maintenance and replacement is not strong. In addition, some of them are only single-layer filter structures, and the screening efficiency is low. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide a multi-stage paint filter screen, which can quickly install and disassemble and maintain the stage paint filter screen components, is easy to repair and replace, solves the problem of corrosion of bolt connections and inconvenience in disassembly, and can effectively solve the problems in the background technology.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: comprising a fixing plate and a locking mechanism;

[0007] Fixed plate: Its lower end is fixedly connected to the upper end of the support frame, and evenly distributed mounting seats are arranged on the inner left end of the fixed plate. The right ends of the mounting seats are hinged with mounting buckets through hinges. The three mounting buckets are installed in coordination. A coarse-pore filter is installed inside the uppermost mounting bucket through a mounting mechanism, a medium-pore filter is also installed inside the middle mounting bucket through a mounting mechanism, and a fine-pore filter is also installed inside the lowermost mounting bucket through a mounting mechanism;

[0008] Locking mechanism: it is respectively arranged between the fixing plate and the right end of the mounting bucket;

[0009] Wherein: a material storage box is provided at the upper end of the interior of the support frame, the upper end of the material storage box is installed in cooperation with the installation bucket at the lowermost side, a material pipe is provided at the discharge port at the front end of the material storage box, and a baffle is inserted in the upper end seal of the material pipe, which can realize multi-stage screening of raw materials for paint production, with high screening efficiency, ensuring the quality of paint production, and can quickly install, disassemble and maintain the level paint filter assembly, with strong convenience for maintenance and replacement, solving the problem of corrosion of bolt connections and inconvenience in disassembly.

[0010] Furthermore, the mounting mechanism includes a sliding column, a fixing plate, a second spring, a slot and a sliding hole, the sliding holes are evenly arranged on the upper edge of the mounting bucket, the sliding holes are slidably connected to the sliding columns, the upper ends of two adjacent sliding columns in the same horizontal plane are fixedly connected to the bottom surface of a fixing plate, a second spring is arranged between the bottom surface of the fixing plate and the upper edge of the mounting bucket, the second springs are sleeved on the outside of the sliding column, the edges of the coarse-pore filter screen, the edges of the medium-pore filter screen and the edges of the fine-pore filter screen are evenly distributed docking blocks, the inner side of the upper edge of the mounting bucket is provided with evenly distributed slots, the docking blocks are all engaged with adjacent slots, so as to facilitate the disassembly and cleaning of the filter screen.

[0011] Furthermore, the installation mechanism also includes a pull ring, and the upper end of the fixing plate is provided with a pull ring to facilitate pulling up the installation mechanism.

[0012] Furthermore, the locking mechanism includes a protrusion and a slot, the slots are respectively opened on the right side of the inner cavity of the fixed plate, the protrusions are respectively fixedly connected to the outer side surface of the right end of the mounting bucket, and the protrusions are plugged into the horizontally adjacent slots to facilitate the slots to engage the protrusions.

[0013] Furthermore, the locking mechanism also includes a latch, a limit plate and a first spring. The right end of the fixed plate is provided with evenly distributed sliding holes, and the inside of the sliding holes are slidably connected with latches. The right end of the latch is provided with a limit plate, and a first spring is provided between the left side of the limit plate and the outer surface of the fixed plate. The first springs are sleeved on the outside of the latch, and the latches pass through the inside of the slot. The latches are installed in cooperation with horizontally adjacent protrusions, which is conducive to fixing the bucket.

[0014] Furthermore, a waste residue discharge pipe is provided at the waste residue outlet at the front end of the installation bucket, and a pipe valve is connected in series in the middle of the waste residue discharge pipe to facilitate the discharge of waste residue.

[0015] Furthermore, the bottom end of the support frame is provided with evenly distributed installation openings to facilitate fixed installation.

[0016] Compared with the prior art, the beneficial effects of the utility model are: the multi-stage paint filter has the following advantages:

[0017] 1. Pour the paint raw materials into the uppermost installation bucket. The materials are filtered through the coarse-pore filter, the medium-pore filter and the fine-pore filter in turn. Finally, the paint raw materials that meet the requirements flow into the storage box. The baffle is pulled out regularly. After the baffle releases the blockage in the material pipe, the paint raw materials that meet the requirements flow out and are collected uniformly. The waste residues blocked by the medium-pore filter, the fine-pore filter and the coarse-pore filter flow out from the waste residue discharge pipe by opening the pipe valves. The collection of waste residues is completed, which can realize multi-level screening of paint production raw materials with high screening efficiency, ensuring the quality of paint production.

[0018] 2. The paint production staff pulls the limit plate and pulls out the latch. At this time, the first spring is in a stretched state, so that the latch is disengaged from the limit of the protrusion, and the installation bucket is supported by the hinge and rotated out from the fixed plate. The coarse-pore filter is placed in the uppermost installation bucket, and the medium-pore filter is placed in the middle installation bucket. The pull ring is pulled out, and the slide column is pulled out from the slide hole. At this time, the second spring is stretched, so that the fixed plate is lifted to a certain extent, and the fine-pore filter is placed in the lowermost installation bucket. At the same time, the edges of the coarse-pore filter, the edges of the medium-pore filter, and the edges of the fine-pore filter are respectively engaged with the adjacent card slots (the fixed plate is lifted to a certain extent for installation and engagement). After the engagement is completed , loosen the pull ring, and under the rebound effect of the second spring, the fixing plate presses the docking block, and then quickly installs and fixes the coarse-pore filter, the medium-pore filter and the fine-pore filter. After the installation is completed, the paint production personnel pull the limit plate again, pull out the latch, and screw the installation bucket into the fixed plate with the hinge as the support. Then the protrusion moves into the slot, and the installation bucket is screwed out of the fixed plate with the hinge as the support, and the limit plate is loosened. Under the rebound force of the first spring, the latch resets, and the latch is on the front side of the protrusion, so as to limit the protrusion, and then quickly replace and install the paint filter assembly. The paint filter screen assembly can be quickly installed, disassembled and maintained, and the convenience of maintenance and replacement is strong, which solves the problem of corrosion of bolt connections and inconvenience in disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the right side of the utility model;

[0021] Figure 3 This is an enlarged structural diagram of the utility model at A;

[0022] Figure 4 This is an enlarged structural diagram of the utility model at B;

[0023] Figure 5 It is a schematic diagram of the cross-sectional structure of the utility model.

[0024] In the figure: 1 support frame, 2 fixing plate, 3 mounting bucket, 4 mounting seat, 5 hinge, 6 mounting opening, 7 locking mechanism, 71 protrusion, 72 latch, 73 limit plate, 74 first spring, 75 slot, 8 mounting mechanism, 81 slide column, 82 fixing plate, 83 pull ring, 84 second spring, 85 card slot, 86 slide hole, 9 waste residue discharge pipe, 10 medium-pore filter screen, 11 fine-pore filter screen, 12 coarse-pore filter screen, 13 storage box, 14 material pipe, 15 baffle. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 , This embodiment provides a technical solution: a multi-stage paint filter screen, including a fixing plate 2 and a locking mechanism 7;

[0027] Fixed plate 2: Its lower end is fixedly connected to the upper end of the support frame 1, and the bottom end of the support frame 1 is provided with evenly distributed installation ports 6. The support frame 1 is connected to the work station through the installation ports 6 by external bolts to achieve rapid installation and fixation of the equipment. An evenly distributed installation seat 4 is provided at the inner left end of the fixed plate 2, and the right end of the installation seat 4 is hinged with an installation bucket 3 through a hinge 5. The three installation buckets 3 are installed in coordination, and the installation ports of the three installation buckets 3 are in contact with each other up and down. The waste residue outlet at the front end of the installation bucket 3 is provided with a waste residue discharge pipe 9, and the middle part of the waste residue discharge pipe 9 is connected in series with a pipe valve, and the interior of the uppermost installation bucket 3 is installed with a coarse-pore filter screen 12 through an installation mechanism 8, and the interior of the middle installation bucket 3 is provided with a waste residue discharge pipe 9, and the waste residue discharge pipe 9 is connected in series with a pipe valve, and the interior of the uppermost installation bucket 3 is installed with a coarse-pore filter screen 12 through an installation mechanism 8, and the interior of the middle installation bucket 3 is provided with a waste residue discharge pipe 9, and the waste residue discharge pipe 9 is connected with a pipe valve in series, and the interior of the uppermost installation bucket 3 is provided ..., and the interior of the middle installation bucket 3 is provided with a waste residue discharge pipe 9, and the waste residue discharge pipe 9 is connected with a pipe valve in series, and the interior of the uppermost installation bucket 3 is provided with a coarse-pore filter screen 12, and the interior of the middle installation bucket The middle part of the installation bucket 3 is also installed with a medium-pore filter 10 through the installation mechanism 8, and the inner part of the installation bucket 3 at the lower side is also installed with a fine-pore filter 11 through the installation mechanism 8. The installation mechanism 8 includes a slide column 81, a fixing plate 82, a second spring 84, a card slot 85 and a slide hole 86. The slide holes 86 are evenly arranged on the upper edge of the installation bucket 3. The inside of the slide hole 86 is slidably connected with the slide column 81. The upper ends of two adjacent slide columns 81 in the same horizontal plane are fixedly connected to the bottom surface of a fixing plate 82. A second spring 84 is arranged between the bottom surface of the fixing plate 82 and the upper edge of the installation bucket 3. The second spring 84 is sleeved on the outside of the slide column 81. The edge of the coarse-pore filter 12 and the medium-pore filter The edges of the filter screen 10 and the fine-pore filter screen 11 are provided with evenly distributed docking blocks, the inner side of the upper edge of the installation bucket 3 is provided with evenly distributed card grooves 85, and the docking blocks are all engaged with adjacent card grooves 85. The installation mechanism 8 also includes a pull ring 83, and the upper end of the fixing plate 82 is provided with a pull ring 83. When the pull ring 83 is pulled out, the slide column 81 is partially pulled out from the slide hole 86. At this time, the second spring 84 is stretched, so that the fixing plate 82 is lifted to a certain extent, and the fine-pore filter screen 11 is placed in the installation bucket 3 at the lowest side, and at the same time, the docking blocks at the edge of the coarse-pore filter screen 12, the edge of the medium-pore filter screen 10, and the edge of the fine-pore filter screen 11 are respectively engaged with the adjacent card grooves. 85 is clamped (the fixing plate 82 is lifted to a certain degree for installation and clamping), after the clamping is completed, the pull ring 83 is released, and the fixing plate 82 is pressed against the docking block by the rebound effect of the second spring 84, so that the coarse-pore filter 12, the medium-pore filter 10 and the fine-pore filter 11 are quickly installed and fixed, and the coating raw materials are poured into the uppermost installation bucket 3, and the materials are filtered in sequence through the coarse-pore filter 12, the medium-pore filter 10 and the fine-pore filter 11, and the waste residues blocked by the medium-pore filter 10, the fine-pore filter 11 and the coarse-pore filter 12 flow out from the waste residue discharge pipe 9 by opening the pipe valve, respectively, to complete the collection of the waste residues, and in summary, the screening of the coating raw materials is achieved;

[0028] The locking mechanism 7 is respectively arranged between the fixing plate 2 and the right end of the installation bucket 3. The locking mechanism 7 includes a protrusion 71 and a slot 75. The slot 75 is respectively arranged on the right side of the inner cavity of the fixing plate 2. The protrusion 71 is respectively fixedly connected to the outer side surface of the right end of the installation bucket 3. The protrusion 71 is plugged into the slot 75 adjacent to the horizontal. The locking mechanism 7 also includes a latch 72, a limit plate 73 and a first spring 74. The right end of the fixing plate 2 is provided with evenly distributed sliding holes. The inside of the sliding hole is slidably connected with the latch 72. The right end of the latch 72 is provided with a limit plate 73. The limit plate 73 is provided. A first spring 74 is provided between the left side of the plate 73 and the outer surface of the fixed plate 2. The first spring 74 is sleeved on the outside of the latch 72. The latch 72 passes through the inside of the slot 75. The latch 72 is installed in cooperation with the horizontally adjacent protrusion 71. The protrusion 71 is moved into the slot 75, and the installation bucket 3 is rotated out of the fixed plate 2 with the hinge 5 as the support. The limit plate 73 is loosened and the latch 72 is reset under the action of the rebound force of the first spring 74. The latch 72 is located in front of the protrusion 71 to limit the protrusion 71, thereby quickly replacing and installing the paint filter assembly;

[0029] Wherein: a storage box 13 is provided at the upper end of the inner part of the support frame 1, and the upper end of the storage box 13 is installed in cooperation with the installation bucket 3 at the lower side, and a material pipe 14 is provided at the discharge port at the front end of the storage box 13, and a baffle 15 is inserted in the upper end seal of the material pipe 14, and finally the coating raw materials that meet the requirements flow into the storage box 13, and the baffle 15 is regularly pulled out. After the baffle 15 releases the blockage in the material pipe 14, the coating raw materials that meet the requirements flow out and are collected uniformly.

[0030] The working principle of the multi-stage paint filter provided by the utility model is as follows: the paint production personnel pull the limit plate 73 to pull out the latch 72. At this time, the first spring 74 is in a stretched state, so that the latch 72 is separated from the limit of the protrusion 71, and the installation bucket 3 is rotated out from the fixed plate 2 with the hinge 5 as support, and the coarse-pore filter screen 12 is placed in the uppermost installation bucket 3, and the medium-pore filter screen 10 is placed in the middle installation bucket 3. The pull ring 83 is pulled out, and the slide column 81 is partially pulled out from the slide hole 86. At this time, the second spring 84 is stretched, so that The fixing plate 82 is lifted to a certain extent, and the fine-pore filter screen 11 is placed in the installation bucket 3 at the lowest side. At the same time, the docking blocks at the edge of the coarse-pore filter screen 12, the edge of the medium-pore filter screen 10, and the edge of the fine-pore filter screen 11 are respectively engaged with the adjacent card slots 85 (the fixing plate 82 is lifted to a certain extent for installation and engagement). After the engagement is completed, the pull ring 83 is released, and the fixing plate 82 is pressed against the docking blocks by the rebound effect of the second spring 84, so that the coarse-pore filter screen 12, the medium-pore filter screen 10, and the fine-pore filter screen 11 are quickly engaged. After the filter screen 11 is installed and fixed, the paint production personnel pull the limit plate 73 again, pull out the latch 72, screw the installation bucket 3 into the fixed plate 2 with the hinge 5 as the support, then move the protrusion 71 into the slot 75, screw the installation bucket 3 out of the fixed plate 2 with the hinge 5 as the support, loosen the limit plate 73, and reset the latch 72 under the action of the rebound force of the first spring 74. The latch 72 is on the front side of the protrusion 71 to limit the protrusion 71, and then quickly replace and install the paint filter assembly, and pour the paint raw materials into the uppermost In the installation bucket 3, the material is filtered in sequence through the coarse-pore filter 12, the medium-pore filter 10 and the fine-pore filter 11, and finally the paint raw materials that meet the requirements flow into the storage box 13, and the baffle 15 is regularly pulled out. After the baffle 15 releases the blockage in the material pipe 14, the paint raw materials that meet the requirements flow out and are collected uniformly, and the waste residues blocked by the medium-pore filter 10, the fine-pore filter 11 and the coarse-pore filter 12 flow out from the waste residue discharge pipe 9 by opening the pipe valves, respectively, to complete the collection of the waste residues. In summary, the screening of the paint raw materials is achieved.

[0031] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A multi-stage paint filter, characterized in that: It comprises a fixing plate (2) and a locking mechanism (7); A fixing plate (2): the lower end of which is fixedly connected to the upper end of the support frame (1); a uniformly distributed mounting seat (4) is arranged at the inner left end of the fixing plate (2); the right end of each mounting seat (4) is hingedly connected to a mounting bucket (3) via a hinge (5); the three mounting buckets (3) are mounted in coordination; a coarse-pore filter screen (12) is mounted inside the uppermost mounting bucket (3) via a mounting mechanism (8); a medium-pore filter screen (10) is mounted inside the middle mounting bucket (3) via a mounting mechanism (8); and a fine-pore filter screen (11) is mounted inside the lowermost mounting bucket (3) via a mounting mechanism (8); Locking mechanism (7): it is respectively arranged between the fixing plate (2) and the right end of the mounting bucket (3); Wherein: a material storage box (13) is provided at the upper end of the interior of the support frame (1), the upper end of the material storage box (13) is mounted in cooperation with the mounting bucket (3) at the lowermost side, a material pipe (14) is provided at the discharge port at the front end of the material storage box (13), and a baffle (15) is inserted into the sealing opening at the upper end of the material pipe (14).

2. A multi-stage paint filter according to claim 1, characterized in that: The mounting mechanism (8) comprises a slide column (81), a fixing plate (82), a second spring (84), a clamping groove (85) and a slide hole (86). The slide holes (86) are evenly arranged on the upper edge of the mounting bucket (3). The slide columns (81) are slidably connected inside the slide holes (86). The upper ends of two adjacent slide columns (81) on the same horizontal plane are fixedly connected to the bottom surface of a fixing plate (82). A second spring (84) is arranged between the bottom surface of the fixing plate (82) and the upper edge of the mounting bucket (3). The second spring (84) is sleeved on the outside of the slide column (81). Evenly distributed docking clamping blocks are arranged at the edge of the coarse-pore filter screen (12), the edge of the medium-pore filter screen (10) and the edge of the fine-pore filter screen (11). Evenly distributed clamping grooves (85) are arranged on the inner side of the upper edge of the mounting bucket (3). The docking clamping blocks are clamped with adjacent clamping grooves (85).

3. A multi-stage paint filter according to claim 2, characterized in that: The mounting mechanism (8) further comprises a pull ring (83), and the upper end of each of the fixing plates (82) is provided with a pull ring (83).

4. The multi-stage paint filter according to claim 1, characterized in that: The locking mechanism (7) comprises a protrusion (71) and a slot (75), wherein the slot (75) is respectively opened on the right side of the inner cavity of the fixing plate (2), the protrusion (71) is respectively fixedly connected to the outer side surface of the right end of the mounting bucket (3), and the protrusion (71) is plugged into the slot (75) adjacent to the horizontal one.

5. A multi-stage paint filter according to claim 4, characterized in that: The locking mechanism (7) further comprises a latch (72), a limit plate (73) and a first spring (74); the right end of the fixed plate (2) is provided with evenly distributed sliding holes, the interior of each sliding hole is slidably connected with a latch (72); the right end of each latch (72) is provided with a limit plate (73); a first spring (74) is provided between the left side of the limit plate (73) and the outer surface of the fixed plate (2); the first spring (74) is sleeved on the outside of the latch (72); the latch (72) passes through the interior of the slot (75); and the latch (72) is mounted in cooperation with a horizontally adjacent protrusion (71).

6. The multi-stage paint filter according to claim 1, characterized in that: A waste residue discharge pipe (9) is provided at the waste residue outlet at the front end of the installation bucket (3), and a pipe valve is connected in series in the middle of the waste residue discharge pipe (9).

7. The multi-stage paint filter according to claim 1, characterized in that: The bottom end of the support frame (1) is provided with evenly distributed mounting openings (6).

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