Aluminum paste solvent oil filtering device

Abstract

The utility model relates to an aluminum paste solvent oil filtering device which comprises a filter cartridge group, the filter cartridge group comprises two filter cartridges, and the two filter cartridges are arranged in parallel through an oil pipe; terminal filtering operation is not needed when the filter element in the filter cartridge is replaced, so that the filtering efficiency of the solvent oil is improved; the filter cartridge comprises an upper cover and a cartridge body, the upper cover and the cartridge body of the filter cartridge are matched and sealed through an annular metal ring and a sealing ring and are positioned through a positioning opening-stopping valve, the sealing effect of the whole device is good, and when impurities on a filter element are too many, oil can be discharged, pressure can be relieved, and the upper cover can be unscrewed to quickly replace the filter element; a pressure sensor is arranged at the top of the upper cover to detect the pressure in the filter cartridge and cooperate with a console to realize automatic pressure relief; a filter element is inserted into the cylinder body, and impurities and aluminum particles in the solvent oil are filtered through the filter element, so that secondary utilization of the solvent oil is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum-silver paste solvent oil production, in particular to an aluminum-silver paste solvent oil filtering device. Background Art

[0002] Aluminum paste is a pigment that has undergone special processing technology and surface treatment. It is widely used in various occasions such as transportation, furniture, electronic products, and coils. In production, aluminum paste requires a large amount of solvent oil for the grinding and screening process, and the solvent oil is separated by filtration. Among them, the solvent oil is reused and contains impurities and aluminum particles that have not been completely filtered, which affects the subsequent production quality of aluminum paste.

[0003] In the prior art, a filter device is used to filter impurities and aluminum particles in solvent oil, but the impurities and aluminum particles accumulate in the filter device, and the filter element needs to be replaced. It is very inconvenient to disassemble the filter device, which affects work efficiency and also poses a safety hazard. Utility Model Content

[0004] In order to improve the problems encountered in the filtering process of solvent oil in the above-mentioned background technology, the utility model provides an aluminum-silver paste solvent oil filtering device.

[0005] The utility model provides an aluminum-silver paste solvent oil filtering device adopts the following technical solution:

[0006] A device for filtering aluminum-silver paste solvent oil comprises a filter cartridge group, wherein the filter cartridge group comprises two filter cartridges and the two filter cartridges are arranged in parallel through an oil pipe, and no terminal filtering operation is required when replacing the filter element inside the filter cartridge, thereby improving the filtering efficiency of the solvent oil; the filter cartridge comprises an upper cover and a cylinder body, and the contact position between the upper cover and the edge of the cylinder body is provided with an annular metal ring that cooperates with each other, a sealing ring is provided on the inner side of the upper cover, and a detection mechanism is provided on the top of the upper cover, and the detection mechanism is communicatively connected with a control console arranged on one side of the filter cartridge group; a filter element is plugged into the cylinder body.

[0007] Preferably, the detection mechanism includes a pressure sensor arranged on the top of the upper cover, and the first sensing end of the pressure sensor passes through the upper cover and is arranged on the inner side of the top of the upper cover; the second sensing end of the pressure sensor passes through the cylinder and is arranged on the inner wall of the cylinder, and the pressure sensor is communicatively connected with the console.

[0008] Preferably, a positioning non-opening valve is provided on one side of the edge of the cylinder, and the positioning non-opening valve is connected to the bottom edge of the upper cover.

[0009] Preferably, an oil inlet is provided on the side of the cylinder, the oil inlet is located on the side above the filter element, a refueling valve is provided at the oil inlet, an oil outlet is provided on the bottom side of the cylinder, an oil quality detector and an oil drain valve are provided at the oil outlet.

[0010] Preferably, a three-way valve is provided at the parallel node of the oil pipes.

[0011] Preferably, the filter element is made of polyamide fiber material with a cylindrical hollow structure.

[0012] In summary, the utility model has the following beneficial technical effects:

[0013] The utility model filters impurities and aluminum particles in solvent oil through the filter element to realize the secondary utilization of solvent oil. The upper cover and the cylinder body of the filter cartridge are sealed by the cooperation of the annular metal ring and the sealing ring and the positioning is realized by the positioning check valve. The sealing effect of the whole device is good. When there are too many impurities on the filter element, the oil can be drained to release the pressure and the upper cover can be unscrewed to realize the rapid replacement of the filter element. The detection mechanism detects the pressure in the filter cartridge and realizes automatic pressure relief in cooperation with the control console to reduce safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a top view of the overall structure of an aluminum-silver paste solvent oil filtering device according to an embodiment of the utility model;

[0015] Figure 2 It is a structural schematic diagram of a filter cartridge according to an embodiment of the utility model;

[0016] Figure 3 is a side sectional view of a filter cartridge according to an embodiment of the utility model;

[0017] Figure 4 It is a structural schematic diagram of a filter element according to an embodiment of the utility model.

[0018] Explanation of the accompanying reference numerals: 1. filter cartridge group; 2. filter cartridge; 3. oil pipe; 4. upper cover; 5. cylinder body; 6. annular metal ring; 7. sealing ring; 8. detection mechanism; 9. control console; 10. filter element; 11. pressure sensor; 12. oil quality detector; 13. positioning check valve; 14. oil inlet; 15. refueling valve; 16. oil outlet; 17. oil drain valve; 18. three-way valve; 19. upper end cover; 20. lower end cover; 21. filter. DETAILED DESCRIPTION

[0019] The following is combined with Figure 1-4 The utility model is described in further detail.

[0020] The utility model embodiment discloses an aluminum-silver paste solvent oil filtering device.

[0021] Reference Figure 1 , Figure 2 , Figure 3, an aluminum-silver paste solvent oil filtering device, comprising a filter cartridge group 1, the filter cartridge group 1 comprising two filter cartridges 2, and the two filter cartridges 2 are arranged in parallel through an oil pipe 3; the filter cartridge 2 comprises an upper cover 4 and a cylinder body 5, and an annular metal ring 6 that cooperates with each other is arranged at the contact position of the edge of the upper cover 4 and the cylinder body 5, and a protruding tooth structure is arranged on the edge of the annular metal ring 6. When the upper cover 4 is rotated, the upper cover 4 and the cylinder body 5 are engaged with the tooth structure on the edge of the annular metal ring 6; a sealing ring 7 is arranged on the inner side of the upper cover 4, and when the sealing ring 7 is subjected to pressure, it presses against the sealing position to achieve sealing; a detection mechanism 8 is arranged on the top of the upper cover 4, and the detection mechanism 8 is communicated with a control console 9 arranged on one side of the filter cartridge group 1; a filter element 10 is inserted into the cylinder body 5, and a single filter cartridge 2 is inserted with a single or multiple filter elements 10.

[0022] Reference Figure 2 , Figure 3 , Figure 4 The detection mechanism 8 includes a pressure sensor 11 arranged on the top of the upper cover 4. The first sensing end of the pressure sensor 11 penetrates the upper cover 4 and is arranged on the inner side of the top of the upper cover 4; the second sensing end of the pressure sensor 11 penetrates the cylinder 5 and is arranged on the inner wall of the cylinder 5. The pressure sensor 11 is connected to the control console 9 for communication; the pressure sensor 11 detects the pressure inside the filter cylinder 2. The refueling and draining of the oil produce a pressure difference. The solvent oil passes through the filter screen 21 of the filter element 10 under the action of the pressure difference. When the impurities and aluminum particles in the solvent oil accumulate in the filter element 10 and block the filter screen 21 of the filter element 10, the pressure difference range changes, and the filter element 10 is replaced.

[0023] Reference Figure 2 , Figure 3 A positioning check valve 13 is provided on one side of the edge of the cylinder 5. The positioning check valve 13 is connected to the lower edge of the upper cover 4. There is a large pressure in the filter cartridge 2. Under the action of pressure, the upper end of the positioning check valve 13 is connected to the groove position of the lower edge of the upper cover 4 to prevent the upper cover 4 from rotating to cause safety hazards. When replacing the filter element 10, the pressure is released, the upper end of the positioning check valve 13 falls, and the upper cover 4 can be rotated and opened.

[0024] Reference Figure 1 , Figure 3 An oil inlet 14 is provided on the side of the cylinder 5, and the oil inlet 14 is located on the upper side of the filter element 10. A refueling valve 15 is provided at the position of the oil inlet 14. An oil outlet 16 is provided on the bottom side of the cylinder 5, and an oil detector 12 and an oil drain valve 17 are provided at the position of the oil outlet 16; the oil detector 12 is connected in communication with the control console 9, and the oil detector 12 detects impurities and aluminum particle density in the filtered solvent oil, and sends an electrical signal to the control console 9, and the control console 9 receives and processes the information to determine whether the impurities and aluminum particle density in the solvent oil meet the prescribed range for reuse; the refueling valve 15 and the oil drain valve 17 are connected in communication with the control console 9 to realize remote control of refueling and draining, and can also be adjusted manually.

[0025] Reference Figure 1 , Figure 3 A three-way valve 18 is provided at the parallel node of the oil pipe 3; the two filter cartridges 2 are arranged in parallel through the oil pipe 3. When the filter element 10 needs to be replaced, the output direction of the three-way valve 18 is changed to replace the working filter cartridge group 1, so that when the filter element 10 is replaced, the filter cartridge 2 will not perform the mid-section filtering operation.

[0026] Reference Figure 3 , Figure 4 The filter element 10 is made of a polyamide fiber material with a cylindrical hollow structure; the filter element 10 includes an upper end cover 19, a lower end cover 20 and a filter screen 21. The upper end cover 19 has a hole at the center, and the lower end cover 20 is sealed. The filter screen 21 has a thickness of 5-30 mm. A plurality of filter holes are distributed on the filter screen 21, and the filter holes filter aluminum particles in the solvent oil.

[0027] The implementation principle of an aluminum-silver paste solvent oil filtering device according to an embodiment of the utility model is as follows: the upper cover 4 is rotated, the upper cover 4 is engaged and sealed with the edge of the cylinder 5, the solvent oil enters a filter cartridge 2 through a three-way valve 18, the filter element 10 filters impurities and aluminum particles, the density of impurities and aluminum particles is detected by an oil tester 12, and the oil is drained if it meets the requirements, the filtration is completed and the oil is passed into a storage tank, and when the pressure difference range in the filter cartridge 2 changes, the oil is drained to release the pressure and the upper cover 4 is unscrewed to realize the rapid replacement of the filter element 10.

[0028] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An aluminum paste solvent oil filtering device, characterized in that: The invention comprises a filter cartridge group (1), wherein the filter cartridge group (1) comprises two filter cartridges (2) and the two filter cartridges (2) are arranged in parallel via an oil pipe (3); the filter cartridge (2) comprises an upper cover (4) and a cylinder body (5); a mutually matching annular metal ring (6) is arranged at a contact position between the edges of the upper cover (4) and the cylinder body (5); a sealing ring (7) is arranged on the inner side of the upper cover (4); a detection mechanism (8) is arranged on the top of the upper cover (4); the detection mechanism (8) is communicatively connected to a control console (9) arranged on one side of the filter cartridge group (1); and a filter element (10) is inserted into the cylinder body (5).

2. The aluminum paste solvent oil filtering device according to claim 1, characterized in that: The detection mechanism (8) comprises a pressure sensor (11) arranged on the top of the upper cover (4); a first sensing end of the pressure sensor (11) passes through the upper cover (4) and is arranged on the inner side of the top of the upper cover (4); a second sensing end of the pressure sensor (11) passes through the cylinder (5) and is arranged on the inner side wall of the cylinder (5); the pressure sensor (11) is communicatively connected to the control console (9).

3. The aluminum paste solvent oil filtering device according to claim 1, characterized in that: A positioning check valve (13) is provided on one side of the edge of the cylinder (5), and the positioning check valve (13) is connected to the bottom edge of the upper cover (4).

4. The aluminum paste solvent oil filtering device according to claim 1, characterized in that: An oil inlet (14) is provided on the side of the cylinder (5), the oil inlet (14) is located on the upper side of the filter element (10), a refueling valve (15) is provided at the position of the oil inlet (14), an oil outlet (16) is provided on the bottom side of the cylinder (5), an oil quality detector (12) and an oil drain valve (17) are provided at the position of the oil outlet (16).

5. The aluminum paste solvent oil filtering device according to claim 1, characterized in that: A three-way valve (18) is provided at the parallel node of the oil pipe (3).

6. The aluminum-silver paste solvent oil filtering device according to claim 1, characterized in that: The filter element (10) is made of a polyamide fiber material with a cylindrical hollow structure.

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