CN217188871U - A filter equipment for PCB printed wiring board development liquid medicine - Google Patents
A filter equipment for PCB printed wiring board development liquid medicine Download PDFInfo
- Publication number
- CN217188871U CN217188871U CN202220278653.6U CN202220278653U CN217188871U CN 217188871 U CN217188871 U CN 217188871U CN 202220278653 U CN202220278653 U CN 202220278653U CN 217188871 U CN217188871 U CN 217188871U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- filter
- barrel
- developer
- pcb printed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a filter equipment for PCB printed wiring board developer, including barrel, liquid medicine cylinder body and circulating pump, barrel top fixedly connected with second ring flange, second ring flange top is provided with the upper cover, the first ring flange of upper cover bottom fixedly connected with, first ring flange top runs through and threaded connection has evenly distributed's construction bolt, cone under the barrel bottom fixedly connected with. The utility model discloses in, inside the developer liquid that will contain mechanical impurity and printing ink utilized the pressure of circulating pump to get into the barrel, the filter adopted porous metal membrane filter core to be filter medium, inside liquid constantly got into the filter to thereby solid particle is intercepted and is formed the filter cake at metal membrane filter element's internal surface, after filter time reaches the setting value, closes the filter feed inlet, opens the drain outlet valve of going up, the residue on metal membrane filter core surface passes through the leakage fluid dram and discharges, this kind of filter effect is splendid.
Description
Technical Field
The utility model relates to a filter equipment's technical field especially relates to a filter equipment for PCB printed wiring board developer.
Background
The printed circuit board, also called as printed circuit board, is a provider of electrical connection of electronic components, and is generally represented by "PCB" but cannot be called as "PCB board", and its development has been over 100 years; the design of the method is mainly layout design; the circuit board has the main advantages of greatly reducing errors of wiring and assembly, improving automation level and production labor rate, and being divided into single-layer boards, double-sided boards, four-layer boards, six-layer boards and other multi-layer circuit boards according to the number of layers of the circuit board.
In the production process of the PCB, the developing solution is recycled, and before the developing solution is recycled, ink and other mechanical impurities in the developing solution need to be filtered. At present, the device is generally used metal mesh + wire-wound filter core second grade filterable mode, uses the metal mesh filter core to intercept great mechanical impurities earlier, then uses the wire-wound filter core to adsorb remaining printing ink, reaches the purpose of purification development liquid medicine. The disadvantages of this filtering method are: the metal net and the wire-wound filter element can not be regenerated and need to be frequently replaced (2-4 h needs to be replaced once), so that the production line can not be continuously operated, a large amount of labor is needed, the replaced filter element needs to be subjected to solid waste treatment, and the environmental protection pressure is high.
Disclosure of Invention
The utility model aims at solving the defects existing in the prior art and providing a filtering device for developing liquid medicine of a PCB (printed circuit board).
In order to achieve the above purpose, the utility model adopts the following technical scheme: a filtering device for a developing liquid medicine of a PCB comprises a cylinder body, a liquid medicine cylinder body and a circulating pump, the top of the cylinder body is fixedly connected with a second flange, the top of the second flange is provided with an upper seal head, the bottom of the upper end enclosure is fixedly connected with a first flange plate, the top of the first flange plate penetrates through and is in threaded connection with uniformly distributed mounting bolts, the bottom of the cylinder body is fixedly connected with a lower cone, the left side of the lower cone close to the top penetrates through and is fixedly connected with a feeding hole, the bottom of the inner diameter of the cylinder body is fixedly connected with a pore plate, the outer diameter of the top of the pore plate is fixedly connected with uniformly distributed metal membrane filter elements, the utility model discloses a filter, including barrel, cone, filter, back-blowing air inlet, filter, lower cone bottom, back-blowing air inlet, filter, lower cone bottom, lower cone, back-blowing air inlet, back-blowing air inlet, back-blowing, back-blowing, back, top.
As a further description of the above technical solution:
and the bottom ends of the mounting bolts penetrate through the second flange plate and are in threaded connection.
As a further description of the above technical solution:
the liquid medicine cylinder body, the circulating pump and the feeding hole are connected through pipelines.
As a further description of the above technical solution:
the upper end enclosure is communicated with the cylinder body and the lower cone body.
As a further description of the above technical solution:
the middle part of the right side of the cylinder body is penetrated by the bottom and is fixedly connected with a washing port.
As a further description of the above technical solution:
the middle position of the right side of the slag discharging port penetrates through and is fixedly connected with a lower liquid discharging port.
As a further description of the above technical solution:
the bottom of the right side of the cylinder body is penetrated and fixedly connected with an upper drainage port.
The utility model discloses following beneficial effect has:
1. the utility model discloses in, at first inside the developer liquid that will contain mechanical impurity and printing ink utilizes the pressure of circulating pump to get into the barrel, the filter adopts porous metal membrane filter core to be filter medium, inside liquid constantly gets into the filter to thereby solid particle is blocked and forms the filter cake at metal membrane filter element's internal surface, after filter time reaches the setting value, closes the filter feed inlet, opens the drain outlet valve of going up, the residue on metal membrane filter core surface passes through the leakage fluid dram and discharges, this kind of filter effect is splendid.
2. The utility model discloses in, open the washing mouth, with the inside water that fills of filter, at this moment open the blowback gas entry, utilize high-pressure blowback gas, the compression clear water is reverse through the metallic film filter core fast, the filter cake is swept in the blasting to discharge the sewage of inside through row cinder notch, analogize so, can realize retrieving the solid, the metallic film filter core is as filter element, can use repeatedly, does not have solid useless, interior filtration, filter area is bigger in the equal space, it is bigger to receive the filth volume, can realize full automatic operation flow.
Drawings
Fig. 1 is a schematic structural diagram of a filtering apparatus for developer of a PCB according to the present invention;
fig. 2 is an enlarged view of a point a in fig. 1.
Illustration of the drawings:
1. a barrel; 2. an upper end enclosure; 3. a lower cone; 4. a first flange plate; 5. a second flange plate; 6. installing a bolt; 7. a back-blowing air inlet; 8. a liquid filtering port; 9. washing the mouth with water; 10. an upper drainage port; 11. a slag discharge port; 12. a lower drainage port; 13. a feed inlet; 14. a circulation pump; 15. a liquid medicine tank body; 16. an orifice plate; 17. a metal membrane filter element.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, the present invention provides an embodiment: a filtering device for developing liquid medicine of a PCB (printed circuit board) comprises a barrel body 1, a liquid medicine cylinder body 15 and a circulating pump 14, wherein the top of the barrel body 1 is fixedly connected with a second flange plate 5, the top of the second flange plate 5 is provided with an upper end enclosure 2, the bottom of the upper end enclosure 2 is fixedly connected with a first flange plate 4, the top of the first flange plate 4 penetrates through and is in threaded connection with mounting bolts 6 which are uniformly distributed, the bottom of the barrel body 1 is fixedly connected with a lower cone 3, the left side of the lower cone 3 penetrates through and is fixedly connected with a feed inlet 13 near the top, the bottom of the inner diameter of the barrel body 1 is fixedly connected with a pore plate 16, the outer diameter of the top of the pore plate 16 is fixedly connected with a metal film filter core 17 which is uniformly distributed, the top of the left side of the barrel body 1 penetrates through and is fixedly connected with a back-blowing gas inlet 7, the right side of the barrel body 1 penetrates through and is fixedly connected with a filtered liquid opening 8 near the top, the middle position of the bottom of the lower cone 3 penetrates through and is fixedly connected with a slag discharge opening 11, the developing liquid medicine containing mechanical impurities and printing ink enters the barrel body 1 by utilizing the pressure of the circulating pump 14, the filter adopts the porous metal film filter element 17 as a filtering medium, liquid continuously enters the filter, so that solid particles are intercepted on the inner surface of the metal film filtering 18 element to form a filter cake, when the filtering time reaches a set value, the feed port 13 of the filter is closed, the valve of the upper liquid discharge port 10 is opened, residues on the surface of the metal film filter element 17 are discharged through the liquid discharge port 10, and the filtering effect of the filter is excellent.
The bottom ends of mounting bolts 6 all penetrate through a second flange 5 and are in threaded connection, a liquid medicine cylinder body 15, a circulating pump 14 and a feed inlet 13 are connected through a pipeline, an upper seal head 2 is communicated with a cylinder body 1 and a lower cone 3, the middle of the right side of the cylinder body 1 is penetrated through and fixedly connected with a washing port 9 close to the bottom position, the middle position of the right side of a slag discharge port 11 is penetrated through and fixedly connected with a lower liquid discharge port 12, the bottom position of the right side of the cylinder body 1 is penetrated through and fixedly connected with an upper liquid discharge port 10, the washing port 9 is opened to fill the interior of the filter with water, at the moment, a back-blowing inlet 7 is opened, high-pressure back blowing is utilized, compressed clear water rapidly and reversely passes through a metal film filter element 17, filter cakes are blasted and blown, and sewage in the interior is discharged through the slag discharge port 11, and the rest can realize solid recovery, the metal film filter element 17 is used as a filter element and can be repeatedly used without solid waste, and is internally filtered, and the filtering area is larger in the same space, the pollutant carrying capacity is larger, and the full-automatic operation process can be realized.
The working principle is as follows: the developing liquid medicine containing mechanical impurities and printing ink enters the barrel body 1 by utilizing the pressure of a circulating pump 14, the filter adopts a porous metal film filter element 17 as a filtering medium, liquid continuously enters the filter, so that solid particles are intercepted on the inner surface of the metal film filter element 17 to form filter cakes, when the filtering time reaches a set value, a filter feeding hole 13 is closed, a valve of an upper liquid discharging hole 10 is opened, residues on the surface of the metal film filter element 17 are discharged through a liquid discharging hole 10, a washing hole 9 is opened to fill the inside of the filter with water, a back blowing inlet 7 is opened at the moment, high-pressure back blowing is utilized, compressed clear water rapidly and reversely passes through the metal film filter element 17 to blow and sweep the filter cakes, and sewage in the inside is discharged through a residue discharging hole 11, so as to analogize, the recovery of the solid can be realized, the metal film filter element 17 is used as a filtering element, can be repeatedly used and has no solid waste, the internal filtration is larger in filtration area and larger in pollutant carrying capacity in the same space, and a full-automatic operation process can be realized.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a filter equipment for PCB printed wiring board development liquid medicine, includes barrel (1), liquid medicine cylinder body (15) and circulating pump (14), its characterized in that: the filter is characterized in that a second flange (5) is fixedly connected to the top of the barrel (1), an upper end socket (2) is arranged at the top of the second flange (5), a first flange (4) is fixedly connected to the bottom of the upper end socket (2), mounting bolts (6) which are uniformly distributed penetrate through and are in threaded connection with the top of the first flange (4), a lower cone (3) is fixedly connected to the bottom of the barrel (1), a feed inlet (13) penetrates through and is fixedly connected to the left side of the lower cone (3) by the top, a pore plate (16) is fixedly connected to the bottom of the inner diameter of the barrel (1), metal film filter elements (17) which are uniformly distributed are fixedly connected to the outer diameter of the top of the pore plate (16), a back-blowing gas inlet (7) penetrates through and is fixedly connected to the top of the left side of the barrel (1), and a filtering liquid port (8) penetrates through and is fixedly connected to the top of the right side of the barrel (1), the middle position of the bottom of the lower cone (3) penetrates through and is fixedly connected with a slag discharge port (11).
2. The filtering device for the developer of the PCB printed circuit board as claimed in claim 1, wherein: the bottom ends of the mounting bolts (6) penetrate through the second flange plate (5) and are in threaded connection.
3. The filtering device for the developer of the PCB printed circuit board as claimed in claim 1, wherein: the liquid medicine cylinder body (15), the circulating pump (14) and the feeding hole (13) are connected through pipelines.
4. The filtering device for the developer of the PCB printed circuit board as claimed in claim 1, wherein: the upper sealing head (2) is communicated with the cylinder body (1) and the lower cone (3).
5. The filtering device for the developer of the PCB printed circuit board as claimed in claim 1, wherein: the middle of the right side of the cylinder body (1) is penetrated by the bottom and is fixedly connected with a washing port (9).
6. The filtering device for the developer of the PCB printed circuit board as claimed in claim 1, wherein: the middle position of the right side of the slag discharge port (11) penetrates through and is fixedly connected with a lower liquid discharge port (12).
7. The filtering device for the developer of the PCB printed circuit board as claimed in claim 1, wherein: the bottom of the right side of the cylinder body (1) penetrates through and is fixedly connected with an upper drainage port (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220278653.6U CN217188871U (en) | 2022-02-11 | 2022-02-11 | A filter equipment for PCB printed wiring board development liquid medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220278653.6U CN217188871U (en) | 2022-02-11 | 2022-02-11 | A filter equipment for PCB printed wiring board development liquid medicine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217188871U true CN217188871U (en) | 2022-08-16 |
Family
ID=82796564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220278653.6U Active CN217188871U (en) | 2022-02-11 | 2022-02-11 | A filter equipment for PCB printed wiring board development liquid medicine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217188871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118371043A (en) * | 2024-06-26 | 2024-07-23 | 信丰福昌发电子有限公司 | Filtering equipment for developing circuit board and developing process |
-
2022
- 2022-02-11 CN CN202220278653.6U patent/CN217188871U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118371043A (en) * | 2024-06-26 | 2024-07-23 | 信丰福昌发电子有限公司 | Filtering equipment for developing circuit board and developing process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217188871U (en) | A filter equipment for PCB printed wiring board development liquid medicine | |
| CN209885342U (en) | Dry-method residue-removing filter without residual liquid | |
| CN216367016U (en) | Automatic recovery device for hole sealing slurry of underground coal mine drilling extraction drill hole | |
| CN201164748Y (en) | Filter pot | |
| CN204767720U (en) | Automatic dry sediment device of backwash surface filter | |
| CN206121303U (en) | High accuracy fluid filtration system | |
| CN116554938A (en) | Mixed transportation strong exhaust gas liquid treatment system and operation method thereof | |
| CN207056068U (en) | A kind of methanol filtration system | |
| CN213031970U (en) | Integrated liquid reagent filtering device | |
| CN112791522B (en) | Modular high-temperature gas filter | |
| CN213132282U (en) | Horizontal filter for chemical industry | |
| CN207493351U (en) | Closed type oil water separator filter core | |
| CN218115372U (en) | Equipment for dewaxing for walnut oil production | |
| CN219709201U (en) | Membrane filtration equipment for treating chemical oily wastewater | |
| CN214528428U (en) | High-efficient circulating water treatment clarification plant | |
| CN206751539U (en) | A kind of efficient air-floating filter | |
| CN212799954U (en) | Novel improvement dissolved air flotation device | |
| CN216198384U (en) | Special environment-friendly tail gas self-cleaning purifier for diesel vehicle | |
| CN219636969U (en) | Filter tank and resin exchange water treatment device | |
| CN219462766U (en) | Precipitation cabinet for dual-fuel host water treatment system | |
| CN220003480U (en) | External filtering device for absorption tower | |
| CN219072253U (en) | Closed column type filtering equipment | |
| CN214972135U (en) | Continuous physical refining device for grease | |
| CN221623352U (en) | Internal circulation ink supply device for printing metal ink | |
| CN213159570U (en) | Anti-overflow blocking device for activation cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |