Etching liquid recovery and storage device

Abstract

The utility model discloses an etching liquid recycling and storing device, which relates to the technical field of etching liquid, and comprises a recycling device body suitable for recycling the etching liquid, the recycling device body comprises a recycling box, a storage box is arranged below the recycling box, a fixed base is fixedly arranged at the bottom end of the storage box, and the bottom end of the storage box is provided with a plurality of through holes. A filtering unit is arranged in the recycling box, an anti-blocking unit is arranged above the filtering unit, and the filtering unit comprises a material guiding hopper fixedly installed at the output end of the recycling box. According to the material scraping device, the material scraping plate rotates along with the driving rod and is attached to the upper portion of the filter screen plate, materials attached to the upper portions of meshes are scraped, the material scraping plate can make contact with the abutting block every time the material scraping plate rotates by a circle, the filter screen plate is promoted to move downwards to slide on the outer surface of the fixed vertical rod, and a reset spring is extruded; and the elastic pushing force of the reset spring is utilized to enable the filter screen plate to rebound and reset so as to reciprocate up and down, thereby preventing the meshes from being blocked and further promoting the filtering rate.

Description

Technical Field

[0001] The utility model relates to the technical field of etching liquid, in particular to an etching liquid recovery and storage device. Background Art

[0002] Etching liquid is a raw material for copperplate engraving. It performs engraving operations by corroding the characteristics of the material. The following etching liquids are currently widely used: acid copper chloride, alkaline copper chloride, ferric chloride, ammonium persulfate, sulfuric acid / chromic acid, and sulfuric acid / hydrogen peroxide etching liquids. After use, the etching liquid usually needs to be recycled. For this purpose, we provide an etching liquid recycling and storage device.

[0003] In the prior art, a Chinese patent document with publication number CN213739696U and publication date July 20, 2021 was proposed to solve the above-mentioned technical problems. The technical solution disclosed in the patent document is as follows: an etching liquid recovery device, comprising a horizontally arranged base plate, a recovery box is arranged above the base plate, the recovery box is fixedly connected to the base plate through a plurality of vertically arranged first support columns, a horizontally arranged baffle is fixedly connected to the inner wall of the recovery box, the baffle is matched with the inner wall of the recovery box, the baffle is a bowl-shaped with a low middle and high surroundings, a cleaning mechanism is arranged above the baffle, and a vertically arranged first conduit is fixedly connected to the bottom surface of the middle part of the baffle, and a first solenoid valve is installed on the first conduit.

[0004] In order to solve the problem of recycling and filtering the etching liquid, the prior art is to filter the etching liquid by fixing a filter on the inner wall of the recovery box. However, the position of the filter is fixed, the mesh is easily clogged during the filtration process, and it is inconvenient to clean it later. Utility Model Content

[0005] The purpose of the utility model is to provide an etching liquid recovery storage device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] An etching liquid recovery and storage device comprises a recovery device body, which is suitable for recycling etching liquid. The recovery device body comprises a recovery box, a storage box is arranged below the recovery box, and a fixed base is fixedly installed on the bottom end of the storage box.

[0008] A filter unit is arranged inside the recovery box, and an anti-blocking unit is arranged above the filter unit.

[0009] A further improvement of the technical solution of the utility model is that the filter unit includes a guide hopper fixedly installed on the output end of the recovery box, the output end of the guide hopper is fixedly installed on the input end of the storage box, a bearing ring is fixedly installed on the bottom end of the inner wall of the recovery box, and fixed vertical rods are fixedly installed around the top of the bearing ring, and the bearing ring can support the filter mesh plate.

[0010] A further improvement of the technical solution of the utility model is that a return spring is movably sleeved on the outer surface of the bottom end of the fixed vertical rod, installation grooves are provided on both sides of the top of the recycling box, and buffer plates are slidably installed on both sides of the installation groove. When the filter screen plate moves downward, the connecting vertical plate drives the overlapping block to move inside the installation groove, so that the buffer plate moves up and down with it.

[0011] A further improvement of the technical solution of the utility model is that a compression spring is fixedly installed on the bottom end of the buffer plate, the other end of the compression spring is fixedly installed on the inner bottom end of the mounting groove, an annular frame is detachably installed above the supporting ring, and a filter screen is fixedly installed on the inner wall of the annular frame.

[0012] A further improvement of the technical solution of the utility model is that the anti-blocking unit includes resistance blocks fixedly installed on both sides of the top of the filter screen plate, connecting vertical plates are fixedly installed on both sides of the top of the annular frame above the filter screen plate, a lap block is fixedly installed on the top outer side of the connecting vertical plate, and a pull ring is fixedly installed on the top of the lap block. The pull ring is capable of moving the filter screen plate upward to facilitate its removal and cleaning.

[0013] A further improvement of the technical solution of the utility model lies in that: an electric telescopic column is fixedly installed on the left side of the top of the fixed base, a bearing cross plate is fixedly sleeved on the top of the electric telescopic column, a driving motor is fixedly installed on the other end of the bearing cross plate, a driving rod is fixedly installed on the output end of the driving motor, a stirring rod is fixedly sleeved on the outer surface of the driving rod, and the upward movement of the electric telescopic column can drive the stirring assembly to follow the upward movement, so that the stirring assembly is separated from the interior of the recycling box, which is convenient for taking out the filtering assembly.

[0014] A further improvement of the technical solution of the utility model is that a rotating ring is fixedly sleeved on the outer surface of the bottom end of the driving rod, and a scraper plate is fixedly installed on the outer surface of the rotating ring.

[0015] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0016] 1. The utility model provides an etching liquid recovery and storage device. By arranging a filter screen plate inside a recovery box, when the etching liquid is introduced into the recovery box, it falls on the top of the filter screen plate, and the recovered etching liquid is filtered by the filter screen plate, thereby improving the effect of the etching liquid recovery quality.

[0017] 2. The utility model provides an etching liquid recovery and storage device, which can promote the fluidity of the liquid and thus improve the filtering efficiency by arranging a driving motor to drive a driving rod to cause a stirring rod to rotate in the liquid.

[0018] 3. The utility model provides an etching liquid recovery and storage device, which scrapes off the substances attached to the mesh by setting a scraper plate to rotate with the driving rod and fit on the top of the filter screen. Each time the scraper plate rotates one circle, it will contact the resistance block, causing the filter screen to slide down on the outer surface of the fixed vertical rod and squeeze the reset spring, and then use the elastic driving force of the reset spring to cause the filter screen to rebound and reset, thereby reciprocating up and down to prevent the mesh from being blocked and thus promote the filtration rate. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0020] Figure 2 This is a schematic diagram of the structure of the recycling box and storage box of the utility model;

[0021] Figure 3 This is a schematic cross-sectional view of the recycling box structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the filter screen structure of the utility model;

[0023] Figure 5 This is a schematic diagram of the stirring rod structure of the utility model.

[0024] In the figure: 1. Recovery device body; 2. Recovery box; 21. Guide hopper; 22. Loading ring; 23. Fixed vertical rod; 24. Reset spring; 25. Mounting groove; 26. Buffer plate; 27. Extrusion spring; 28. Ring frame; 29. ​​Filter screen; 210. Resistance block; 211. Connecting vertical plate; 212. Overlap block; 213. Pull ring; 3. Storage box; 4. Fixed base; 41. Electric telescopic column; 42. Loading horizontal plate; 43. Driving motor; 44. Driving rod; 45. Stirring rod; 46. Rotating ring; 47. Scraper plate. 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] Example 1

[0027] like Figure 1-5 As shown, the utility model provides an etching liquid recovery and storage device, including a recovery device body 1, which is suitable for the recovery of etching liquid. The recovery device body 1 includes a recovery box 2, a storage box 3 is arranged below the recovery box 2, and a fixed base 4 is fixedly installed on the bottom end of the storage box 3. A filter unit is arranged inside the recovery box 2, and an anti-blocking unit is arranged above the filter unit. The filter unit includes a guide hopper 21 fixedly installed on the output end of the recovery box 2, and the output end of the guide hopper 21 is fixedly installed on the input end of the storage box 3. The bottom end of the inner wall of the recovery box 2 is fixed A carrying ring 22 is installed, and fixed vertical rods 23 are fixedly installed around the top of the carrying ring 22. A reset spring 24 is movably sleeved on the outer surface of the bottom end of the fixed vertical rod 23. Installation grooves 25 are provided on both sides of the top of the recycling box 2. Buffer plates 26 are slidably installed on both sides of the installation groove 25. An extrusion spring 27 is fixedly installed at the bottom end of the buffer plate 26, and the other end of the extrusion spring 27 is fixedly installed on the inner bottom end of the installation groove 25. A ring frame 28 is detachably installed above the carrying ring 22, and a filter screen plate 29 is fixedly installed on the inner wall of the ring frame 28.

[0028] Furthermore, by introducing the etching liquid into the interior of the recovery box 2, the etching liquid enters the interior of the recovery box 2 and falls on the top of the filter mesh plate 29. The recovered etching liquid is filtered by the filter mesh plate 29, and the filtered etching liquid cooperates with the guide hopper 21 to enter the interior of the storage box 3 for storage.

[0029] Example 2

[0030] like Figure 1-5As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the anti-blocking unit includes a resistance block 210 fixedly installed on both sides of the top of the filter screen plate 29, and a connecting vertical plate 211 is fixedly installed on both sides of the top of the annular frame 28 above the filter screen plate 29, and a lap block 212 is fixedly installed on the top outer side of the connecting vertical plate 211, and a pull ring 213 is fixedly installed on the top of the lap block 212. An electric telescopic column 41 is fixedly installed on the left side of the top of the fixed base 4, and a bearing cross plate 42 is fixedly sleeved on the top of the electric telescopic column 41, and a driving motor 43 is fixedly installed on the other end of the bearing cross plate 42, and a driving rod 44 is fixedly installed on the output end of the driving motor 43, and a stirring rod 45 is fixedly sleeved on the outer surface of the driving rod 44, and a rotating ring 46 is fixedly sleeved on the outer surface of the bottom end of the driving rod 44, and a scraper plate 47 is fixedly installed on the outer surface of the rotating ring 46.

[0031] Furthermore, the output end of the driving motor 43 drives the driving rod 44 to cause the stirring rod 45 to rotate in the liquid, thereby promoting the fluidity of the liquid and promoting filtration. At the same time, the driving rod 44 drives the scraper plate 47 at the bottom to rotate and fit on the top of the filter mesh plate 29 to scrape off the material attached to the top of the mesh. Every time the scraper plate 47 rotates one circle, it will contact the resistance block 210, causing the filter mesh plate 29 to move down and slide on the outer surface of the fixed vertical rod 23 and squeeze the reset spring 24, and then use the elastic driving force of the reset spring 24 to cause the filter mesh plate 29 to rebound and reset, thereby reciprocating up and down to promote the filtration rate.

[0032] The working principle of the etching liquid recovery and storage device is described in detail below.

[0033] like Figure 1-5 As shown, when in use, the etching liquid is introduced into the interior of the recovery box 2, and the etching liquid enters the interior of the recovery box 2 and falls on the top of the filter screen plate 29. The filter screen plate 29 is used to filter the recovered etching liquid, and the filtered etching liquid cooperates with the guide hopper 21 to enter the interior of the storage box 3 for storage. During the filtering process, the output end of the driving motor 43 drives the driving rod 44 to cause the stirring rod 45 to rotate in the liquid, thereby promoting the fluidity of the liquid and promoting the filtration. At the same time, the driving rod 44 drives the scraper plate 47 at the bottom to rotate and fit on the top of the filter screen plate 29 to scrape off the material attached to the top of the mesh. Every time the scraper plate 47 rotates one circle, it will contact the resistance block 210, causing the filter screen plate 29 to move down and slide on the outer surface of the fixed vertical rod 23 and squeeze the reset spring 24, and then use the elastic driving force of the reset spring 24 to cause the filter screen plate 29 to rebound and reset, thereby reciprocating up and down to promote the filtration rate.

[0034] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. An etching liquid recovery and storage device, comprising a recovery device body (1), suitable for recovering and using etching liquid, characterized in that: The recovery device body (1) comprises a recovery box (2), a storage box (3) is arranged below the recovery box (2), and a fixed base (4) is fixedly installed on the bottom end of the storage box (3); A filter unit is arranged inside the recovery box (2), and an anti-blocking unit is arranged above the filter unit.

2. The etching liquid recovery and storage device according to claim 1, characterized in that: The filtering unit comprises a guide hopper (21) fixedly mounted on the output end of a recovery box (2); the output end of the guide hopper (21) is fixedly mounted on the input end of a storage box (3); a supporting ring (22) is fixedly mounted on the bottom end of the inner wall of the recovery box (2); and fixed vertical rods (23) are fixedly mounted around the top of the supporting ring (22).

3. The etching liquid recovery and storage device according to claim 2, characterized in that: A return spring (24) is movably sleeved on the outer surface of the bottom end of the fixed vertical rod (23), and mounting grooves (25) are provided on both sides of the top of the recovery box (2), and buffer plates (26) are slidably installed on both sides of the mounting groove (25).

4. The etching liquid recovery and storage device according to claim 3, characterized in that: A squeezing spring (27) is fixedly mounted on the bottom end of the buffer plate (26), and the other end of the squeezing spring (27) is fixedly mounted on the inner bottom end of the mounting groove (25). An annular frame (28) is detachably mounted above the bearing ring (22), and a filter screen plate (29) is fixedly mounted on the inner wall of the annular frame (28).

5. The etching liquid recovery and storage device according to claim 1, characterized in that: The anti-blocking unit comprises abutment blocks (210) fixedly mounted on both sides of the top of the filter screen plate (29); connecting vertical plates (211) are fixedly mounted on both sides of the top of the annular frame (28) above the filter screen plate (29); a lap block (212) is fixedly mounted on the outer side of the top of the connecting vertical plate (211); and a pull ring (213) is fixedly mounted on the top of the lap block (212).

6. The etching liquid recovery and storage device according to claim 1, characterized in that: An electric telescopic column (41) is fixedly mounted on the left side of the top of the fixed base (4); a bearing cross plate (42) is fixedly sleeved on the top of the electric telescopic column (41); a driving motor (43) is fixedly mounted on the other end of the bearing cross plate (42); a driving rod (44) is fixedly mounted on the output end of the driving motor (43); and a stirring rod (45) is fixedly sleeved on the outer surface of the driving rod (44).

7. The etching liquid recovery and storage device according to claim 6, characterized in that: A rotating ring (46) is fixedly sleeved on the outer surface of the bottom end of the driving rod (44), and a scraper plate (47) is fixedly installed on the outer surface of the rotating ring (46).

Images