Multi-stage filtering equipment for processing digital printing ink

Abstract

The utility model discloses multi-stage filtering equipment for processing digital printing ink, which comprises supporting columns and a filtering box, the supporting columns are arranged at the corners around the bottom end of the filtering box, in the multi-stage filtering equipment, a first filtering mechanism, a second filtering mechanism and a third filtering mechanism are matched for use, so that the multi-stage filtering equipment is convenient to disassemble and assemble and high in filtering efficiency; when the digital printing ink filter is used, the filtering effect of digital printing ink is better, the fixing frame is inserted into the front end of the inner side of the filter box until the connecting fixing blocks are clamped into the corresponding clamping grooves, the digital printing ink filter is mounted in an inserting mode, mounting is more convenient, the digital printing ink flows towards the front end of the interior of the filter box during use, and in the flowing process, the digital printing ink flows into the filter box. The digital printing ink is filtered layer by layer through the third filtering mechanism, the second filtering mechanism and the filtering net plate, so that the quality of the digital printing ink is finer, meshes of the filtering net plate, the second filtering mechanism and the third filtering mechanism are sequentially smaller than those of the previous meshes, and the filtering effect of the digital printing ink is better.

Description

Technical Field

[0001] The utility model relates to the technical field of printing ink processing, in particular to a multi-stage filtering device for processing digital printing ink. Background Art

[0002] Inkjet printing is a non-impact method of producing printed images by depositing ink droplets onto image recording elements pixel by pixel according to digital signals. Inkjet printers are widely used in markets ranging from desktop documents and photographic quality images to commercial printing and industrial labels. In drop-on-demand or continuous inkjet systems, different fluid ink colors need to be assigned to separate print heads. In order to make the ink smoother and easier to clean during subsequent printing, multi-stage filtration is required when preparing digital printing inks.

[0003] The existing Chinese patent CN211864064U disclosed a filtering device for ink production on November 6, 2020, including a shell, characterized in that: an inclined partition is provided in the shell, and an inclined ink inlet tube is provided under the partition, one end of the high side of the ink inlet tube extends out of the shell and is connected to an ink inlet, the top of the ink inlet tube is evenly connected to an upper ink tube, a filter mesh cylinder is evenly fixed on the partition, a water tank is provided at the bottom end of the shell, a water pump is connected to one side of the water tank through a pipeline, and a debris removal box is provided on the other side, the water outlet pipe of the water pump extends out of the shell and is connected to an upper water pipe, the bottom end of the upper water pipe is connected to a cleaning pipe, the bottom end of the cleaning pipe is evenly connected to a cleaning nozzle, an ink outlet is provided at a position above one end of the bottom side of the partition, and one end of the bottom side of the ink inlet tube is connected to a debris removal pipe. In the above patent, the inclined partition is arranged to facilitate the discharge of ink filtered by multiple filter cylinders, and the inclined ink inlet tube and the cleaning nozzle are arranged to facilitate the subsequent impurity removal and cleaning work. However, the above-mentioned filtering mechanism is installed and connected inside the shell, which makes it difficult to disassemble, replace or clean it later, and is extremely inconvenient to use. Therefore, further improvement is needed. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-stage filtering device for processing digital printing ink, so as to solve the problem that an existing filtering device for ink production proposed in the above background technology, whose filtering mechanism is installed and connected inside the shell, is difficult to disassemble, replace or clean subsequently, and is extremely inconvenient to use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-stage filtering device for processing digital printing ink, comprising a support column and a filter box, the support column is installed and connected at the corners around the bottom end of the filter box, a discharge port is arranged at the front end of the filter box, a valve switch is arranged at the upper end of the discharge port, a first filter mechanism, a second filter mechanism and a third filter mechanism are arranged on the inner side of the filter box from the front end to the back, the rear end of the third filter mechanism is located on the filter box and a flow increase component is arranged, the first filter mechanism comprises a filter screen plate, a fixed frame, a carrying handle and a connecting and fixing block, a carrying handle is arranged in the middle of the upper end of the fixed frame, connecting and fixing blocks are arranged at both ends of the outer side of the fixed frame, a filter screen plate is arranged on the inner side of the fixed frame, and the carrying handle is connected to the filter box through the connecting and fixing block.

[0006] Among them, the flow-increasing component includes a turbine, a fixed shell, fixing bolts and a mounting plate. The turbine is arranged on the inner side of the fixed shell, mounting plates are arranged on both ends of the outer side of the fixed shell, fixing bolts are arranged on both sides of the upper end of the mounting plate, and the fixed shell is connected to the filter box through the mounting plate.

[0007] The flow-increasing component and the filter box are connected and installed by means of rotation of bolts, and the flow-increasing component is connected to the inner rear end position of the filter box.

[0008] The first filter mechanism and the filter box are connected and installed by plugging, and the first filter mechanism is connected to the inner front end position of the filter box.

[0009] Wherein, the first filter mechanism, the second filter mechanism and the third filter mechanism are all connected to the filter box, and the meshes of the first filter mechanism, the second filter mechanism and the third filter mechanism are successively smaller than the previous mesh.

[0010] In summary, due to the adoption of the above technology, the beneficial effects of the utility model are:

[0011] 1. In the utility model, the first filter mechanism, the second filter mechanism and the third filter mechanism are used in combination, which is not only convenient for disassembly and assembly, but also makes the digital printing ink filtering effect better when in use. When installing the first filter mechanism, first, pick up the carrying handle in the middle of the upper end of the fixed frame, and insert it into the front end position of the inner side of the filter box until the connecting fixing block is inserted into the corresponding card slot, and the plug-in connection and installation are adopted, which makes it more convenient during installation and easy to disassemble, replace or clean later. When in use, the digital printing ink flows to the front end of the inner side of the filter box, and in the process of flowing, it is filtered layer by layer through the third filter mechanism, the second filter mechanism and the filter screen plate, so that the quality of the digital printing ink is more delicate, and the mesh holes of the filter screen plate, the second filter mechanism and the third filter mechanism are successively smaller than the previous mesh holes, so that the digital printing ink filtering effect is better.

[0012] 2. In the utility model, the flow-increasing component structure is used to facilitate disassembly and assembly, and the ink filtering effect is greatly improved when in use. When installing the flow-increasing component, first, rotate the fixing bolts on both sides of the upper end of the mounting plate to make it rotatably connected to the filter box, and the bolt rotation method is used for connection and installation, which makes it more convenient during installation and easy to disassemble, replace and maintain later. When in use, the turbine is energized with the outside to rotate the turbine. When the turbine rotates, the fluidity of the digital printing ink can be accelerated. In this way, the filtering effect of the digital printing ink is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional structural schematic diagram of a multi-stage filtering device for processing digital printing ink according to the utility model;

[0014] Figure 2 This is a schematic diagram of the enlarged structure of region A of a multi-stage filtering device for processing digital printing ink according to the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the first filtering mechanism of a multi-stage filtering device for processing digital printing ink according to the utility model;

[0016] Figure 4 The utility model is a schematic diagram of the structure of a flow-increasing component of a multi-stage filtering device for processing digital printing ink.

[0017] In the figure: 1. support column; 2. discharge port; 3. valve switch; 4. first filter mechanism; 41. filter screen; 42. fixed frame; 43. lifting handle; 44. connecting fixed block; 5. second filter mechanism; 6. third filter mechanism; 7. flow increase component; 71. turbine; 72. fixed shell; 73. fixing bolt; 74. mounting plate; 8. filter box. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are 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. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0019] Embodiment 1

[0020] Reference Figure 1 , Figure 2 and Figure 3 , a multi-stage filtering device for processing digital printing ink, comprising a support column 1 and a filter box 8, the support column 1 is installed and connected to the corners around the bottom end of the filter box 8, a discharge port 2 is arranged at the front end of the filter box 8, a valve switch 3 is arranged at the upper end of the discharge port 2, and a first filter mechanism 4, a second filter mechanism 5 and a third filter mechanism 6 are arranged in sequence on the inner side of the filter box 8 from the front end to the back, and a flow increase component 7 is arranged on the filter box 8 at the rear end of the third filter mechanism 6. When in use, the processed digital printing ink is injected into the filter box 8, and then the digital printing ink flows to the front end of the filter box 8 under the rotation and flow increase of the flow increase component 7, and in the flow process, the ink passes through the third filter mechanism 6. The filter mechanism 6, the second filter mechanism 5 and the first filter mechanism 4 filter layer by layer, so that the quality of digital printing ink is more delicate, and the mesh holes of the first filter mechanism 4, the second filter mechanism 5 and the third filter mechanism 6 are successively smaller than the previous mesh holes, so that the digital printing ink filtering effect is better, and with the cooperation of the flow increasing component 7, the filtering effect is improved, and the first filter mechanism 4, the second filter mechanism 5 and the third filter mechanism 6 are installed and connected to the filter box 8 by plugging, and the plug-in connection and installation make it easy to disassemble and assemble, and convenient for later disassembly, cleaning or replacement. After the filtering is completed, the valve switch 3 is opened and the ink can be discharged through the discharge port 2, which is very convenient to use.

[0021] In the present utility model, the first filter mechanism 4 and the filter box 8 are connected and installed by plugging, and the first filter mechanism 4 is connected to the inner front end position of the filter box 8, the first filter mechanism 4, the second filter mechanism 5 and the third filter mechanism 6 are all connected to the filter box 8, and the meshes of the first filter mechanism 4, the second filter mechanism 5 and the third filter mechanism 6 are successively smaller than the previous meshes, the first filter mechanism 4 includes a filter screen plate 41, a fixed frame 42, a lifting handle 43 and a connecting and fixing block 44, a lifting handle 43 is provided in the middle of the upper end of the fixed frame 42, connecting and fixing blocks 44 are provided at both ends of the outer side of the fixed frame 42, a filter screen plate 41 is provided on the inner side of the fixed frame 42, and the lifting handle 43 is connected to the fixing block 44 through the connecting and fixing block 44. When installing the first filter mechanism 4 on the filter box 8, first, pick up the carrying handle 43 in the middle of the upper end of the fixed frame 42, and insert it into the front end position of the inner side of the filter box 8 until the connecting fixing block 44 is inserted into the corresponding card slot. The plug-in connection and installation make it more convenient during installation and easy to disassemble, replace or clean later. When in use, the digital printing ink flows to the front end of the inside of the filter box 8, and during the flow process, it is filtered layer by layer through the third filter mechanism 6, the second filter mechanism 5 and the filter screen plate 41, so that the quality of the digital printing ink is more delicate, and the mesh holes of the filter screen plate 41, the second filter mechanism 5 and the third filter mechanism 6 are successively smaller than the previous mesh holes, so that the filtering effect of the digital printing ink is better.

[0022] Working principle: When in use, the processed digital printing ink is injected into the filter box 8, and then the digital printing ink flows to the front end of the filter box 8 under the rotation and flow increase of the flow increase component 7. During the flow process, the digital printing ink is filtered layer by layer through the third filter mechanism 6, the second filter mechanism 5 and the first filter mechanism 4, so that the quality of the digital printing ink is more delicate, and the mesh holes of the first filter mechanism 4, the second filter mechanism 5 and the third filter mechanism 6 are smaller than the previous mesh holes, so that the digital printing ink filtering effect is better, and with the cooperation of the flow increase component 7, the filtering effect is improved, and the first filter mechanism 4, the second filter mechanism 5 and the third filter mechanism 6 are installed and connected to the filter box 8 by plugging, and the plug-in connection and installation make it easy to disassemble and assemble, and convenient for later disassembly, cleaning or replacement. After the filtration is completed, open the valve switch 3 and the ink can be discharged through the discharge port 2, which is very convenient to use.

[0023] Embodiment 2

[0024] Reference Figure 1 , Figure 2 and Figure 4, a multi-stage filtering device for processing digital printing ink. Compared with the second embodiment, the flow-increasing component 7 and the filter box 8 are connected and installed by rotating bolts, and the flow-increasing component 7 is connected to the inner rear end position of the filter box 8. The flow-increasing component 7 includes a turbine 71, a fixed shell 72, a fixing bolt 73 and a mounting plate 74. The turbine 71 is arranged on the inner side of the fixed shell 72, and mounting plates 74 are arranged at both ends of the outer side of the fixed shell 72. Fixing bolts 73 are arranged on both sides of the upper end of the mounting plate 74, and the fixed shell 72 is connected to the filter box 8 through the mounting plate 74.

[0025] Working principle: When installing the flow-increasing component 7, first, rotate the fixing bolts 73 on both sides of the upper end of the mounting plate 74 to make it rotatably connected to the filter box 8. The bolt rotation connection installation makes it more convenient during installation and easy to disassemble, replace and maintain later. When in use, the turbine 71 is powered by external electricity to rotate the turbine 71. When the turbine 71 rotates, the fluidity of the digital printing ink can be accelerated. In this way, the filtering effect of the digital printing ink is greatly improved.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

Claims

1. A multi-stage filtering device for processing digital printing ink, comprising a support column (1) and a filter box (8), characterized in that: The support column (1) is installed and connected to the corners around the bottom end of the filter box (8); a discharge port (2) is arranged at the front end of the filter box (8); a valve switch (3) is arranged at the upper end of the discharge port (2); a first filter mechanism (4), a second filter mechanism (5) and a third filter mechanism (6) are arranged in sequence from the front end to the back on the inner side of the filter box (8); a flow increasing component (7) is arranged on the filter box (8) at the rear end of the third filter mechanism (6); the first filter mechanism (4) comprises a filter screen plate (41), a fixed frame (42), a lifting handle (43) and a connecting and fixing block (44); a lifting handle (43) is arranged in the middle of the upper end of the fixed frame (42); connecting and fixing blocks (44) are arranged at both ends of the outer side of the fixed frame (42); a filter screen plate (41) is arranged on the inner side of the fixed frame (42); and the lifting handle (43) is connected to the filter box (8) through the connecting and fixing block (44).

2. The multi-stage filtration device for processing digital printing ink according to claim 1, characterized in that: The flow increasing assembly (7) comprises a turbine (71), a fixed shell (72), a fixing bolt (73) and a mounting plate (74); the turbine (71) is arranged on the inner side of the fixed shell (72); mounting plates (74) are arranged at both ends of the outer side of the fixed shell (72); fixing bolts (73) are arranged on both sides of the upper end of the mounting plate (74); and the fixed shell (72) is connected to the filter box (8) via the mounting plate (74).

3. The multi-stage filtration device for processing digital printing ink according to claim 1, characterized in that: The flow increasing assembly (7) and the filter box (8) are connected and installed by means of a bolt rotation, and the flow increasing assembly (7) is connected to the inner rear end position of the filter box (8).

4. The multi-stage filtration device for processing digital printing ink according to claim 1, characterized in that: The first filter mechanism (4) and the filter box (8) are connected and installed by plugging, and the first filter mechanism (4) is connected to the inner front end position of the filter box (8).

5. The multi-stage filtration device for processing digital printing ink according to claim 1, characterized in that: The first filter mechanism (4), the second filter mechanism (5) and the third filter mechanism (6) are all connected to the filter box (8), and the meshes of the first filter mechanism (4), the second filter mechanism (5) and the third filter mechanism (6) are successively smaller than the previous meshes.

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