CN218146224U - Wastewater recycling system for tin-stripping waste liquid treatment - Google Patents
Wastewater recycling system for tin-stripping waste liquid treatment Download PDFInfo
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- CN218146224U CN218146224U CN202222489832.7U CN202222489832U CN218146224U CN 218146224 U CN218146224 U CN 218146224U CN 202222489832 U CN202222489832 U CN 202222489832U CN 218146224 U CN218146224 U CN 218146224U
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Abstract
The utility model belongs to the technical field of tin waste liquid waste water treatment moves back, the utility model particularly relates to a move back waste water recycling system of tin waste liquid treatment, include: the filter pressing device comprises a mixing tank, a filter pressing device and a wastewater tank which are sequentially connected through a connecting pipe; the copper removing equipment comprises a sedimentation tank and an aeration mechanism arranged in the sedimentation tank, a second electromagnetic valve is arranged on the sedimentation tank, a sewage discharge mechanism is arranged at the bottom of the sedimentation tank, and a wastewater reuse mechanism is connected between the sedimentation tank and the mixing tank; the utility model discloses a two decoppering equipment and two second solenoid valves of installing side by side can realize accelerating waste water treatment's efficiency, get into the time of two decoppering equipment through two second solenoid valves control waste water, successively handle waste water through two decoppering equipment to improved the efficiency to waste water treatment in the system, and then improved the output quantity of waste water.
Description
Technical Field
The utility model belongs to the technical field of move back tin waste liquid waste water treatment, concretely relates to move back waste water recycling system that tin waste liquid was handled.
Background
The tin stripping liquid is one of the largest chemical materials used in the production of printed circuit boards. The tin stripping agent is a single-liquid type, has no peroxide, no fluorine, and no complexing agent, is a high-efficiency tin and lead stripping liquid, and is suitable for stripping tin plating, tin-lead alloy plating and tin soldering joints.
After the tin stripping liquid is used for a printed circuit board, a large amount of tin stripping waste liquid is generated, wherein the tin stripping waste liquid contains a large amount of acid, metallic tin, copper and the like, a large number of methods for treating the tin stripping waste liquid are available, but chemical substances such as electrolyte, flocculating agent, alkali neutralization, extracting agent and the like are mostly required to be added for separating and obtaining metallic cations, a large amount of water sources are used in the tin stripping waste liquid treatment process, so that the waste water for treating the tin stripping waste liquid is greatly increased, in a waste water recycling system with the patent number of CN201520375637.9 and named as tin stripping waste liquid treatment, a flocculating agent dosing box is introduced, the waste water generated in the production process is used for replacing the original tap water to prepare chemical reagents, the using amount of the tap water is reduced, the effect of the flocculating agent is not influenced, the total waste water amount is reduced, the pressure of subsequent waste water treatment is reduced, resources are saved to a certain extent, and equipment for accelerating the copper removal efficiency of a copper removal device is not arranged in the system, so that the waste water output amount is low, and the waste water recycling efficiency is further caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a move back waste water recycling system that tin waste liquid was handled to do not accelerate the equipment that removes copper efficiency of copper removal device in solving current system, thereby lead to waste water output quantity low, and then lead to the problem of waste water recycling inefficiency.
In order to achieve the above object, the utility model provides a following technical scheme: a waste water recycling system for treating tin-stripping waste liquid comprises: the mixing tank, the filter pressing equipment and the wastewater tank are sequentially connected through a connecting pipe;
the copper removing equipment comprises a sedimentation tank and an aeration mechanism arranged in the sedimentation tank, a second electromagnetic valve is arranged on the sedimentation tank, a sewage discharge mechanism is arranged at the bottom of the sedimentation tank, and a wastewater reuse mechanism is connected between the sedimentation tank and the mixing tank;
the one end that the connecting pipe is close to the wastewater disposal basin communicates with two second solenoid valves respectively, install the second water pump between wastewater disposal basin and two second solenoid valves, the second water pump is installed on the connecting pipe, the inlet pipe is installed perpendicularly in the outside of gunbarrel, the bottom of inlet pipe and the bottom intercommunication of gunbarrel.
Preferably, still include the separation mechanism that makes things convenient for waste water solid-liquid separation, separation mechanism includes:
the electric telescopic rod is vertically arranged at the top of the settling tank;
install in filter block in the gunbarrel, the rubber circle is installed to filter block's periphery, rubber circle butt is on the inner wall of gunbarrel, the support is installed at filter block's top, electric telescopic handle's bottom fixed mounting is at the top of support, filter block locates the top of waste water retrieval and utilization mechanism.
Preferably, the aeration mechanism comprises an aeration device arranged outside the sedimentation tank and an aeration pipe connected to the aeration device, and the aeration pipe is arranged at the bottom inside the sedimentation tank.
Preferably, the wastewater recycling mechanism comprises a water outlet pipe and two third electromagnetic valves arranged at one end of the water outlet pipe, one end of the water outlet pipe is arranged above the mixing tank, the two third electromagnetic valves are respectively arranged on the two sedimentation tanks, one side of the water outlet pipe close to the mixing tank is provided with a third water pump, and the third electromagnetic valves are arranged between the filter block and the connecting pipe.
Preferably, the sewage draining mechanism comprises a sewage draining pipe communicated with the bottom end of the settling tank and a first electromagnetic valve arranged on the sewage draining pipe.
Preferably, the mixing tank is installed on one side above the filter pressing equipment, the chemical agent adding pipe is installed above the mixing tank, a first water pump is installed between the filter pressing equipment and the wastewater disposal basin, and the first water pump is installed on the connecting pipe.
Compared with the prior art, the utility model, following beneficial effect has:
(1) The utility model discloses a two decoppering equipment and two second solenoid valves of installing side by side can realize accelerating waste water treatment's efficiency, get into the time of two decoppering equipment through two second solenoid valves control waste water, successively handle waste water through two decoppering equipment to improved the efficiency to waste water treatment in the system, and then improved the output quantity of waste water.
(2) The utility model discloses a separating mechanism can realize separating the liquid in the waste water with the flocculent precipitate, after having the flocculent precipitate to produce in the gunbarrel, electric telescopic handle drives the filter block and moves down in the gunbarrel, at this in-process, the filter block separates waste water, liquid is in the top of filter block, the flocculent precipitate is in the below of filter block, the liquid of filter block top passes through waste water recycling mechanism and discharges, thereby realize that equipment when producing the flocculent precipitate, need not carry out long-time sediment and filter, and then improved waste water recycling efficiency.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a partial cross-sectional view of the copper removal apparatus of the present invention;
FIG. 3 is a top view of the filter block and the bracket of the present invention;
in the figure: 1-chemical agent adding pipe, 2-mixing tank, 3-connecting pipe, 4-filter pressing equipment, 5-first water pump, 6-wastewater tank, 7-second water pump, 8-blow-off pipe, 9-first electromagnetic valve, 10-aeration pipe, 11-second electromagnetic valve, 12-settling tank, 13-third electromagnetic valve, 14-feeding pipe, 15-electric telescopic rod, 16-rubber ring, 17-aeration equipment, 18-third water pump, 19-water outlet pipe, 20-filter block, 21-support.
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.
Referring to fig. 1-3, the present invention provides a technical solution: a waste water recycling system for treating tin-stripping waste liquid comprises: a mixing tank 2, a filter pressing device 4 and a wastewater tank 6 which are connected in sequence through a connecting pipe 3;
the copper removing equipment comprises a sedimentation tank 12 and an aeration mechanism arranged in the sedimentation tank 12, wherein the sedimentation tank 12 is provided with a second electromagnetic valve 11, the bottom of the sedimentation tank 12 is provided with a sewage discharge mechanism, and a wastewater reuse mechanism is connected between the sedimentation tank 12 and the mixing tank 2;
one end of the connecting pipe 3 close to the wastewater tank 6 is respectively communicated with the two second electromagnetic valves 11, a second water pump 7 is arranged between the wastewater tank 6 and the two second electromagnetic valves 11, the second water pump 7 is arranged on the connecting pipe 3, a feeding pipe 14 is vertically arranged on the outer side of the settling tank 12, and the bottom end of the feeding pipe 14 is communicated with the bottom of the settling tank 12;
mix pond 2 and install the one side in the 4 tops of filter-pressing equipment, mix the top in pond 2 and install chemical agent and add pipe 1, install first water pump 5 between filter-pressing equipment 4 and the wastewater disposal basin 6, first water pump 5 is installed on connecting pipe 3.
Through the technical scheme:
the tin-stripping waste liquid and the chemical agent are mixed in the mixing tank 2, in the process, the waste water is guided into the mixing tank 2 through a waste water recycling mechanism, the mixed liquid in the mixing tank 2 enters the filter pressing equipment 4 through gravity, the waste water containing copper enters the waste water tank 6 through the first water pump 5, the second electromagnetic valve 11 on one copper removing equipment is opened at the moment, the second electromagnetic valve 11 on the other copper removing equipment is closed, the copper-containing waste water in the waste water tank 6 enters the sedimentation tank 12 through the second water pump 7 and the second electromagnetic valve 11, RECY-DAM-02 is added into the copper-containing waste water through the feeding pipe 14, the RECY-DAM-02 and the copper are subjected to chelation reaction to form insoluble sediment, the copper-containing waste water is subjected to aeration stirring reaction through the aeration equipment at the moment, PAM is added through the feeding pipe 14 at the moment, the insoluble sediment is flocculated and precipitated, the waste water containing no copper enters the mixing tank 2 through the waste water recycling mechanism to be reused, in the waste water sedimentation tank 12, in the waste water sedimentation process, the second electromagnetic valve 11 on the sedimentation tank 12 is closed, the second electromagnetic valve 11 on the other sedimentation tank 12 is opened, the waste water in the waste water recycling mechanism, and the waste water in the waste water sedimentation tank 6 can be used at intervals, and the waste water can be used for improving the waste water utilization rate.
Further, in regard to the above-mentioned provided aeration mechanism, the aeration mechanism comprises an aeration device 17 installed outside the precipitation tank 12 and an aeration pipe 10 connected to the aeration device 17, the aeration pipe 10 is installed at the bottom inside the precipitation tank 12, and the copper-containing wastewater is subjected to aeration treatment through the aeration pipe 10 on the aeration device 17.
Further, to above-mentioned waste water retrieval and utilization mechanism that sets up, waste water retrieval and utilization mechanism includes outlet pipe 19 and installs two third solenoid valves 13 in outlet pipe 19 one end, the top at mixed pond 2 is installed to the one end of outlet pipe 19, two third solenoid valves 13 are installed respectively on two gunbarrel 12, outlet pipe 19 is close to one side of mixed pond 2 and installs third water pump 18, third solenoid valve 13 is installed between filter block 20 and connecting pipe 3, when needing to extract the copper-free waste water, third solenoid valve 13 on the outlet pipe 19 is opened, third water pump 18 starts simultaneously, import the copper-free waste water in the gunbarrel 12 to mixed pond 2 in.
Further, to the above-mentioned blowdown mechanism that sets up, blowdown mechanism includes the blow off pipe 8 of intercommunication in the 12 bottom ends of precipitation tank and installs the first solenoid valve 9 on blow off pipe 8, and when copper-containing precipitate was in 12 bottoms of precipitation tank, the first solenoid valve 9 on the blow off pipe 8 was opened, lets copper-containing precipitate in the precipitation tank 12 discharge.
Referring to fig. 1-2, a separation mechanism for facilitating solid-liquid separation of wastewater is further included, and the separation mechanism includes:
an electric telescopic rod 15 vertically arranged at the top of the settling tank 12;
install the filter block 20 in the gunbarrel 12, rubber ring 16 is installed to the periphery of filter block 20, and rubber ring 16 butt is on the inner wall of gunbarrel 12, and support 21 is installed at the top of filter block 20, and electric telescopic handle 15's bottom fixed mounting is at the top of support 21, and the top of waste water retrieval and utilization mechanism is located to filter block 20.
Through the technical scheme:
after having the flocculent precipitate to produce in the gunbarrel 12, electric telescopic handle 15 drives through support 21 and filters piece 20 and move down in gunbarrel 12, in this in-process, it seals to the gap between gunbarrel 12 and the filter block 20 through rubber circle 16, avoid the flocculent precipitate to pass through the gap entering filter block 20's between gunbarrel 12 and the filter block 20 top, separate waste water through filter block 20, liquid is in filter block 20's top, the flocculent precipitate is in filter block 20's below, the liquid of filter block 20 top passes through waste water recycling mechanism discharge gunbarrel 12, thereby realize that equipment is when producing the flocculent precipitate, need not carry out long-time sediment filtration, and then improved waste water recycling efficiency.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a move back waste water recycling system that tin waste liquid was handled which characterized in that includes: a mixing tank (2), a filter pressing device (4) and a wastewater tank (6) which are connected in sequence through a connecting pipe (3);
the copper removing equipment comprises a sedimentation tank (12) and an aeration mechanism arranged in the sedimentation tank (12), a second electromagnetic valve (11) is arranged on the sedimentation tank (12), a sewage discharge mechanism is arranged at the bottom of the sedimentation tank (12), and a wastewater reuse mechanism is connected between the sedimentation tank (12) and the mixing tank (2);
one end of the connecting pipe (3) close to the wastewater disposal basin (6) is respectively communicated with the two second electromagnetic valves (11), a second water pump (7) is installed between the wastewater disposal basin (6) and the two second electromagnetic valves (11), the second water pump (7) is installed on the connecting pipe (3), the inlet pipe (14) is vertically installed on the outer side of the settling tank (12), and the bottom end of the inlet pipe (14) is communicated with the bottom of the settling tank (12).
2. The system for recycling the waste water from the treatment of the tin-stripping waste liquid as claimed in claim 1, wherein: still including the separating mechanism who makes things convenient for waste water solid-liquid separation, separating mechanism includes:
an electric telescopic rod (15) vertically arranged at the top of the settling tank (12);
install in filter block (20) in settling tank (12), rubber circle (16) are installed to the periphery of filter block (20), rubber circle (16) butt is on the inner wall of settling tank (12), support (21) are installed at the top of filter block (20), the bottom fixed mounting of electric telescopic handle (15) is at the top of support (21), the top of waste water retrieval and utilization mechanism is located in filter block (20).
3. The system for recycling the waste water from the treatment of the tin-stripping waste liquid as claimed in claim 1, wherein: the aeration mechanism comprises an aeration device (17) arranged outside the settling tank (12) and an aeration pipe (10) connected to the aeration device (17), and the aeration pipe (10) is arranged at the bottom inside the settling tank (12).
4. The system for recycling the waste water from the treatment of the tin-stripping waste liquid as claimed in claim 2, wherein: waste water recycling mechanism includes outlet pipe (19) and installs two third solenoid valve (13) in outlet pipe (19) one end, and the top in mixing pond (2), two is installed to the one end of outlet pipe (19) third solenoid valve (13) are installed respectively on two gunbarrel (12), third water pump (18) are installed to one side that outlet pipe (19) are close to mixing pond (2), install between filter block (20) and connecting pipe (3) third solenoid valve (13).
5. The system for recycling the waste water from the treatment of the tin-stripping waste liquid as claimed in claim 1, wherein: the sewage draining mechanism comprises a sewage draining pipe (8) communicated with the bottom end of the settling tank (12) and a first electromagnetic valve (9) arranged on the sewage draining pipe (8).
6. The system for recycling the waste water from the treatment of the tin-stripping waste liquid as claimed in claim 1, wherein: mix pond (2) and install the one side in filter-pressing equipment (4) top, mix the top in pond (2) and install chemical agent and add pipe (1), install first water pump (5) between filter-pressing equipment (4) and wastewater disposal basin (6), install on connecting pipe (3) first water pump (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222489832.7U CN218146224U (en) | 2022-09-21 | 2022-09-21 | Wastewater recycling system for tin-stripping waste liquid treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222489832.7U CN218146224U (en) | 2022-09-21 | 2022-09-21 | Wastewater recycling system for tin-stripping waste liquid treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218146224U true CN218146224U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222489832.7U Active CN218146224U (en) | 2022-09-21 | 2022-09-21 | Wastewater recycling system for tin-stripping waste liquid treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218146224U (en) |
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2022
- 2022-09-21 CN CN202222489832.7U patent/CN218146224U/en active Active
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