CN223112472U - Filter device for ink delivery pump - Google Patents

Abstract

The utility model relates to the technical field of ink delivery pumps, and discloses a filtering device for an ink delivery pump, which comprises a movable base, wherein the upper end of the movable base is fixedly connected with a bracket, the upper end of the bracket is fixedly connected with a frame seat, the upper end of the frame seat is fixedly connected with a filtering assembly, and the left side of the filtering assembly is provided with an ink inlet pipe. This a filter equipment for printing ink delivery pump carries out twice when straining a section of thick bamboo, strain a section of thick bamboo second and strain a section of thick bamboo and filter a section of thick bamboo second inside, the impurity of filtering out is located a section of thick bamboo and strains a section of thick bamboo second inside, after the filtration subassembly used for a certain time, can carry out recoil washing to the filtration subassembly, start three-way valve one and three-way valve two, make ink inlet pipe and wash the exit tube intercommunication each other, make ink outlet pipe and wash the inlet pipe intercommunication each other, will wash the outside cleaning equipment of pipe connection, pour into the washing liquid, inside the washing liquid got into the filtration shell, liquid back flush a section of thick bamboo second and a section of thick bamboo, impurity is discharged through wasing the exit tube along with the washing liquid, need not to dismantle the filtration subassembly and can accomplish the washing.

Description

Filter device for ink delivery pump

Technical Field

The utility model relates to the technical field of ink delivery pumps, in particular to a filtering device for an ink delivery pump.

Background

Ink is widely used in the printing industry, including the fields of books, magazines, newspapers, packaging, labels, advertising, etc., and is a device for transporting ink from a storage container or mixing tank to a printing device, which requires the use of tubing to transport the ink, and which is typically equipped with an effective filter to ensure that the transported ink is clean and free of contaminants.

The filter device of the traditional ink delivery pump is generally inconvenient to disassemble and maintain, and the filter device is difficult to maintain after long-time use, so that the filter device for the ink delivery pump needs to be designed, operators can repair and replace internal components more easily, and the difficulty and time cost of maintenance are reduced.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a filtering device for an ink delivery pump, which can effectively solve the problem in the prior art.

The technical scheme includes that the filtering device for the ink delivery pump comprises a movable base, wherein the upper end of the movable base is fixedly connected with a support, the upper end of the support is fixedly connected with a frame seat, the upper end of the frame seat is fixedly connected with a filtering component, the left side of the filtering component is provided with an ink inlet pipe, the left side of the ink inlet pipe is fixedly connected with a right interface of a three-way valve I, the left interface of the three-way valve I is fixedly connected with an ink delivery pipe I, the rear interface of the three-way valve I is fixedly connected with a cleaning outlet pipe, the right side of the ink delivery pipe is fixedly connected with a left interface of a three-way valve II, the rear interface of the three-way valve II is fixedly connected with a cleaning inlet pipe, the right interface of the three-way valve II is fixedly connected with an ink delivery pipe II, and the upper end of the movable base is fixedly connected with an ink delivery pump;

The filter assembly comprises a filter shell, a connecting groove, a top cover, a rotating wheel, a connecting convex edge, a sealing ring, a pillar, a clamping seat, a clamping groove, a compression ring, a first installation edge, a second installation edge, a filter cylinder I and a filter cylinder II, wherein the connecting groove is formed in the inner wall of the filter shell, the top cover is arranged at the upper end of the filter shell, the rotating wheel is arranged at the upper end of the top cover, the connecting convex edge and the sealing edge are arranged at the lower end of the top cover, the sealing ring is arranged between the connecting convex edge and the sealing edge, the pillar is fixedly connected with the lower end of the pillar, the clamping groove is formed in the outer side of the clamping seat, the compression ring is arranged in the clamping groove, the first installation edge and the second installation edge are fixedly connected with the lower end of the clamping seat, and the filter cylinder I and the filter cylinder II are arranged at the lower end of the clamping seat.

Preferably, the connecting convex edge outer side and the connecting groove inner wall are both provided with threads, the connecting convex edge is in threaded connection with the filter shell, and the space between the connecting convex edge and the sealing edge is matched with the filter shell.

Through above-mentioned technical scheme, set up and connect protruding edge and sealed edge, when top cap and filtration shell install, will connect protruding edge and sealed along between the groove corresponding with filtration shell, rotate the runner and make connect protruding edge and filtration shell screw thread locking until the upper end of filtration shell tightly touches with the sealing washer, the sealing washer atress extrusion deformation is full of filtration shell, connect protruding edge and sealed in the clearance along, guarantee the leakproofness, threaded connection's assembled mode convenient to detach, can dismantle fast and maintain filtration shell inside.

Preferably, the outer diameter of the clamping seat is the same as the inner diameter of the filtering shell, and the outer diameter of the compression ring is larger than the outer diameter of the clamping seat.

Through the technical scheme, the pressing ring is arranged, when the top cover is installed with the filter shell, the pressing ring is in interference fit with the filter shell, the gap between the filter shell and the clamping seat is sealed, ink is required to be filtered when passing through the filter assembly, the ink feeding pump is started, the ink feeding pipe pumps ink into the filter shell, the ink enters the filter shell from the position between the clamping seat and the top cover, and the ink after secondary filtration is pumped out through the ink outlet pipe, the ink feeding pipe II and the ink feeding pipe III.

Preferably, the sealing ring and the pressing ring are both made of nitrile rubber.

Through the technical scheme, the compression ring made of nitrile rubber is arranged, so that the oil resistance is strong, and the service life is prolonged.

Preferably, the second mounting edge is in threaded connection with the second filter cartridge, and the first mounting edge is in threaded connection with the first filter cartridge.

Through the technical scheme, the filter cartridge II and the filter cartridge I are installed in a threaded connection mode, so that the filter cartridge II and the filter cartridge I are convenient to detach, replace, clean and maintain.

Preferably, the filtering pore diameter of the first filter cylinder is larger than that of the second filter cylinder, and the first three-way valve and the second three-way valve are T-shaped three-way valves.

Through the technical scheme, the filtering pore diameter of the first filter cartridge is larger than that of the second filter cartridge, the ink is filtered twice, filtered impurities are located in the first filter cartridge and the second filter cartridge, and the first filter cartridge and the second filter cartridge can be detached for maintenance.

Preferably, the input end of the inking pump is fixedly connected with the inking pipe, and the controller is electrically connected with the first three-way valve, the second three-way valve and the inking pump.

Through the technical scheme, the first three-way valve and the second three-way valve are arranged, after the filter assembly is used for a certain time, the filter assembly can be backflushed and cleaned, the first three-way valve and the second three-way valve are started, the ink inlet pipe and the cleaning outlet pipe are mutually communicated, the first ink conveying pipe is sealed, the ink outlet pipe and the cleaning inlet pipe are mutually communicated, the second ink conveying pipe is sealed, the cleaning inlet pipe is connected with external cleaning equipment, cleaning liquid is injected, the cleaning liquid enters the filter shell, the second filter cylinder and the first filter cylinder are backflushed by liquid, impurities are discharged along with the cleaning liquid through the cleaning outlet pipe, and the cleaning effect is good, so that the cleaning can be completed without disassembling the filter assembly.

Compared with the prior art, the utility model provides the filtering device for the ink delivery pump, which has the following beneficial effects:

1. The filtering device for the ink delivery pump is provided with the connecting convex edge and the sealing edge, when the top cover is installed with the filtering shell, the groove between the connecting convex edge and the sealing edge corresponds to the filtering shell, the rotating wheel is rotated to enable the connecting convex edge to be in threaded locking with the filtering shell until the upper end of the filtering shell is tightly contacted with the sealing ring, the sealing ring is pressed and deformed under force and fills in a gap between the filtering shell and the connecting convex edge and the sealing edge, the sealing performance is ensured, the assembly mode of threaded connection is convenient to detach and maintain the inside of the filtering shell, when the top cover is installed with the filtering shell, the pressing ring is in interference fit with the filtering shell, the gap between the filtering shell and the clamping seat is sealed, ink is required to be filtered when passing through the filtering assembly, the structure is ingenious, and the filtering cylinder II is installed with the filtering cylinder I in a threaded connection mode, so that the disassembly, the replacement and the maintenance are convenient;

2. This a filter equipment for printing ink delivery pump, filter cartridge one's filtration aperture is greater than filter cartridge two's filtration aperture, carry out twice when filtering printing ink and filter, the impurity of filtering out is located filter cartridge one and filter cartridge two insidely, after the filter component used certain time, can carry out recoil washing to the filter component, start three-way valve one and three-way valve two, make the ink inlet tube communicate each other with wasing the exit tube, seal ink delivery tube one, make ink delivery tube and wasing into the pipe and communicate each other, seal ink delivery tube two, will wash into the outside cleaning equipment of union coupling, pour into the washing liquid, inside the washing liquid got into the filtration shell, liquid back flush filter cartridge two and filter cartridge one, impurity is discharged through wasing the exit tube along with the washing liquid, the cleaning effect is good, can accomplish the washing without dismantling the filter component.

Drawings

FIG. 1 is a schematic perspective view of the first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second perspective structure of the present utility model;

FIG. 3 is an enlarged schematic view of a filter assembly according to the present utility model;

FIG. 4 is a schematic perspective cross-sectional view of a filter assembly according to the present utility model;

FIG. 5 is a schematic view of a filter assembly according to the present utility model.

1, Moving a base; 2, a bracket, 3, a frame seat, 4, a filter component, 401, a filter shell, 402, a connecting groove, 403, a top cover, 404, a rotating wheel, 405, a connecting convex edge, 406, a sealing edge, 407, a sealing ring, 408, a pillar, 409, a clamping seat, 410, a clamping groove, 411, a pressing ring, 412, a first installation edge, 413, a second installation edge, 414, a first filter cartridge, 415, a second filter cartridge, 5, an ink inlet pipe, 6, a first three-way valve, 7, a first ink inlet pipe, 8, a cleaning pipe, 9, an ink outlet pipe, 10, a second three-way valve, 11, a cleaning inlet pipe, 12, a second ink inlet pipe, 13, an ink pump, 14, a third ink inlet pipe, 15 and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

1-5, The filtering device for the ink delivery pump provided by the utility model comprises a movable base 1, wherein the upper end of the movable base 1 is fixedly connected with a bracket 2, the upper end of the bracket 2 is fixedly connected with a frame seat 3, the upper end of the frame seat 3 is fixedly connected with a filtering component 4, the left side of the filtering component 4 is provided with an ink inlet pipe 5, the left side of the ink inlet pipe 5 is fixedly connected with a right interface of a three-way valve I6, the left interface of the three-way valve I6 is fixedly connected with an ink conveying pipe I7, the rear interface of the three-way valve I6 is fixedly connected with a cleaning outlet pipe 8, the right side of the filtering component 4 is provided with an ink outlet pipe 9, the right side of the ink outlet pipe 9 is fixedly connected with a left interface of a three-way valve II 10, the rear interface of the three-way valve II 10 is fixedly connected with a cleaning inlet pipe 11, the right interface of the three-way valve II 10 is fixedly connected with an ink conveying pipe II 12, and the upper end of the movable base 1 is fixedly connected with an ink conveying pump 13;

The output end of the inking pump 13 is fixedly connected with an inking pipe III 14, the front end of the bracket 2 is provided with a controller 15, the filtering component 4 comprises a filtering shell 401, a connecting groove 402, a top cover 403, a rotating wheel 404, a connecting convex edge 405, a sealing edge 406, a sealing ring 407, a supporting column 408, a clamping seat 409, a clamping groove 410, a pressing ring 411, a first installation edge 412, a second installation edge 413, a first filtering cylinder 414 and a second filtering cylinder 415, the connecting groove 402 is formed in the inner wall of the filtering shell 401, the upper end of the filtering shell 401 is provided with the top cover 403, the upper end of the top cover 403 is provided with the rotating wheel 404, the lower end of the top cover 403 is provided with the connecting convex edge 405 and the sealing edge 406, a sealing ring 407 is arranged between the connecting convex edge 405 and the sealing edge 406, the lower end of the top cover 403 is fixedly connected with the supporting column 408, the clamping groove 410 is formed in the outer side of the clamping seat 409, the clamping groove 410 is internally provided with the pressing ring 411, the lower end of the clamping seat 409 is fixedly connected with the first installation edge 412 and the second installation edge 413, and the lower end of the clamping seat 409 is provided with the first filtering cylinder 414 and the second filtering cylinder 415.

Specifically, the outer side of the connecting flange 405 and the inner wall of the connecting groove 402 are both provided with threads, the connecting flange 405 is in threaded connection with the filter shell 401, and the space between the connecting flange 405 and the sealing flange 406 is matched with the filter shell 401. The advantage is, has set up connection protruding edge 405 and sealing edge 406, when top cap 403 and filtration shell 401 are installed, with the groove between connection protruding edge 405 and the sealing edge 406 corresponding with filtration shell 401, rotate runner 404 and make connection protruding edge 405 and filtration shell 401 screw thread locking, until the upper end of filtration shell 401 and sealing washer 407 tightly touch, sealing washer 407 atress extrusion deformation, in filling up the clearance of filtration shell 401, connection protruding edge 405 and sealing edge 406, guarantee the leakproofness, screw thread connection's equipment mode convenient to detach can dismantle fast and maintain filtration shell 401 inside.

Specifically, the outer diameter of the clamping seat 409 is the same as the inner diameter of the filter housing 401, and the outer diameter of the pressing ring 411 is larger than the outer diameter of the clamping seat 409. The device has the advantages that the pressing ring 411 is arranged, when the top cover 403 is installed with the filter shell 401, the pressing ring 411 is assembled with the filter shell 401 in an interference manner, the gap between the filter shell 401 and the clamping seat 409 is sealed, so that ink is filtered when passing through the filter assembly 4, the ink conveying pump 13 is started, the ink inlet pipe 5 pumps the ink into the filter shell 401, the ink enters the filter shell 401 from the position between the clamping seat 409 and the top cover 403 into the filter cylinder I414, and the ink subjected to secondary filtration by the filter cylinder I414 and the filter cylinder II 415 is pumped out after passing through the ink outlet pipe 9, the ink conveying pipe II 12 and the ink conveying pipe III 14.

Embodiment two as shown in fig. 2-5, as a modification of the previous embodiment.

Specifically, the seal ring 407 and the compression ring 411 are made of nitrile rubber. The cylinder has the advantages that the compression ring 411 made of nitrile rubber is arranged, oil resistance is high, and service life is prolonged.

Specifically, second mounting edge 413 is threadably coupled to second cartridge 415 and first mounting edge 412 is threadably coupled to first cartridge 414. The filter cartridge II 415 and the filter cartridge I414 are installed in a threaded connection mode, so that the filter cartridge II and the filter cartridge I are convenient to detach, replace, clean and maintain.

Specifically, the filter pore size of the first filter cylinder 414 is larger than that of the second filter cylinder 415, and the three-way valve I6 and the three-way valve II 10 are both T-shaped three-way valves. The filter has the advantages that the filter pore diameter of the first filter cylinder 414 is larger than that of the second filter cylinder 415, the ink is filtered twice, filtered impurities are positioned in the first filter cylinder 414 and the second filter cylinder 415, and the first filter cylinder 414 and the second filter cylinder 415 can be detached for maintenance.

Working principle: when in installation, the groove between the connecting convex edge 405 and the sealing edge 406 corresponds to the filter shell 401, the rotating wheel 404 is rotated to enable the connecting convex edge 405 to be in threaded locking with the filter shell 401 until the upper end of the filter shell 401 is tightly contacted with the sealing ring 407, the sealing ring 407 is pressed and deformed under force, the gap between the filter shell 401, the connecting convex edge 405 and the sealing edge 406 is filled, the tightness is ensured, the pressing ring 411 is assembled with the filter shell 401 in an interference way, the gap between the filter shell 401 and the clamping seat 409 is sealed, when in use, the controller 15 is used for starting the ink feeding pump 13, the three-way valve I6 and the three-way valve II 10 are not connected, the ink feeding pipe 5 and the ink feeding pipe I7 are mutually communicated, the ink feeding pipe 9 and the ink feeding pipe II 12 are mutually communicated, ink is pumped from the ink feeding pipe 5 into the filter shell 401, and enters the filter cartridge I414 from the gap between the clamping seat 409 and the top cover 403, after the secondary filtration is carried out on the ink through the first filter cylinder 414 and the second filter cylinder 415, the ink is pumped out through the ink outlet pipe 9, the second ink conveying pipe 12 and the third ink conveying pipe 14, the filtering pore diameter of the first filter cylinder 414 is larger than the filtering pore diameter of the second filter cylinder 415, the ink is filtered twice, after a certain time is used for the filtering component 4, the filtering component 4 can be backflushed and cleaned, the three-way valve I6 and the three-way valve II 10 are started, the ink inlet pipe 5 and the cleaning outlet pipe 8 are communicated with each other, the first ink conveying pipe 7 is sealed, the ink outlet pipe 9 and the cleaning inlet pipe 11 are communicated with each other, the second ink conveying pipe 12 is sealed, the cleaning inlet pipe 11 is connected with external cleaning equipment, cleaning liquid is injected, the cleaning liquid enters the filtering shell 401, the second filter cylinder 415 and the first filter cylinder 414 are backflushed by liquid, impurities are discharged along with the cleaning liquid through the cleaning pipe 8, the cleaning effect is good, the cleaning can be completed without disassembling the filtering component 4, the second filter cylinder 415 and the first filter cylinder 414 is installed in a threaded connection mode, is convenient to detach and replace.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The filtering device for the ink delivery pump comprises a mobile base (1) and is characterized in that the upper end of the mobile base (1) is fixedly connected with a support (2), the upper end of the support (2) is fixedly connected with a frame seat (3), the upper end of the frame seat (3) is fixedly connected with a filtering component (4), the left side of the filtering component (4) is provided with an ink inlet pipe (5), the left side of the ink inlet pipe (5) is fixedly connected with a right interface of a three-way valve I (6), the left interface of the three-way valve I (6) is fixedly connected with an ink delivery pipe I (7), the rear interface of the three-way valve I (6) is fixedly connected with a cleaning outlet pipe (8), the right side of the filtering component (4) is provided with an ink outlet pipe (9), the right side of the ink outlet pipe (9) is fixedly connected with a left interface of a three-way valve II (10), the rear interface of the three-way valve II (10) is fixedly connected with a cleaning inlet pipe (11), the right interface of the three-way valve II (10) is fixedly connected with an ink delivery pipe II (12), and the upper end of the mobile base (1) is fixedly connected with an ink delivery pump (13).

The filter assembly (4) comprises a filter shell (401), a connecting groove (402), a top cover (403), a rotating wheel (404), a connecting convex edge (405), a sealing edge (406), a sealing ring (407), a support column (408), a clamping seat (409), a clamping groove (410), a pressing ring (411), a mounting edge one (412), a mounting edge two (413), a filter cartridge one (414) and a filter cartridge two (415), the connecting groove (402) is formed in the inner wall of the filter shell (401), a top cover (403) is arranged at the upper end of the filter shell (401), the rotating wheel (404) is arranged at the upper end of the top cover (403), a connecting convex edge (405) and a sealing edge (406) are arranged at the lower end of the top cover (403), the support column (408) is fixedly connected between the connecting convex edge (405) and the sealing edge (406), the clamping seat (409) is fixedly connected with the lower end of the support column (408), the clamping seat (409) is fixedly connected with the clamping groove (409), the clamping seat (410) is arranged at the inner side of the clamping seat (410), the lower end of the clamping seat (409) is fixedly connected with a first installation edge (412) and a second installation edge (413), and the lower end of the clamping seat (409) is provided with a first filter cylinder (414) and a second filter cylinder (415).

2. The filtering device for the ink delivery pump according to claim 1, wherein threads are formed on the outer side of the connecting convex edge (405) and the inner wall of the connecting groove (402), the connecting convex edge (405) is in threaded connection with the filtering shell (401), and a space between the connecting convex edge (405) and the sealing edge (406) is matched with the filtering shell (401).

3. The filter device for an ink delivery pump according to claim 1, wherein the outer diameter of the holder (409) is the same as the inner diameter of the filter housing (401), and the outer diameter of the pressing ring (411) is larger than the outer diameter of the holder (409).

4. The filter device for an ink delivery pump of claim 1, wherein the seal ring (407) and the pinch ring (411) are made of nitrile rubber.

5. The filter assembly for an ink delivery pump of claim 1, wherein said second mounting flange (413) is threadably coupled to second cartridge (415), and said first mounting flange (412) is threadably coupled to first cartridge (414).

6. The filter device for an ink delivery pump of claim 1, wherein the first filter cartridge (414) has a larger filter pore size than the second filter cartridge (415), and the first three-way valve (6) and the second three-way valve (10) are T-shaped three-way valves.

7. The filtering device for the ink delivery pump according to claim 1, wherein the input end of the ink delivery pump (13) is fixedly connected with the ink outlet pipe (9), and the controller (15) is electrically connected with the first three-way valve (6), the second three-way valve (10) and the ink delivery pump (13).