CN201704407U - Acid etching waste liquid acid replacement and absorption device of circuit board - Google Patents
Acid etching waste liquid acid replacement and absorption device of circuit board Download PDFInfo
- Publication number
- CN201704407U CN201704407U CN2010201926796U CN201020192679U CN201704407U CN 201704407 U CN201704407 U CN 201704407U CN 2010201926796 U CN2010201926796 U CN 2010201926796U CN 201020192679 U CN201020192679 U CN 201020192679U CN 201704407 U CN201704407 U CN 201704407U
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- reactor
- waste liquid
- steam
- etching waste
- interchanger
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Abstract
The utility model relates to an acid etching waste liquid acid replacement and absorption device of a circuit board, which comprises a heat exchanger, an evaporator, a centrifugal pump and an acid replacement reactor, and is characterized in that: the acid replacement reactor mainly comprises an steam inlet, a steam outlet, a coupling, a stirring rod for stirring waste liquid, a barrel made by graphite material, a stirring motor for providing power for the reactor, a support for fixing the stirring motor on the reactor and a frame heat exchanger for heating, wherein the coupling is connected with the stirring rod and the stirring motor. The utility model solves the problems of high solid material content, easy blockage after crystallization and incomplete stirring in the reactor, simultaneously utilizes the heat generated during the process fully, effectively lowers the steam energy consumption, saves the steam, and improves the use ratio of the steam.
Description
Technical field
The utility model relates to a kind of waste liquid displacement and absorption unit, relates in particular to a kind of wiring board acidic etching waste liquid acid displacement and absorption unit.
Background technology
Development along with chemical engineering industry, produce increasing trade effluent, these waste water are discharged in river, the lake by major part, this has not only caused serious pollution to water resources, and the material in the waste water is not effectively reclaimed, the reaction that exists at similar displacement of waste liquid and recovery is also arranged in the prior art, for example printed circuit board alkaline etching waste liquid for producing and acidic copper chloride waste etching solution are carried out neutralization precipitation, the basic copper chloride precipitation of generation is used for the manufacture grade bluestone; Precipitation press filtration mother liquor is used to produce alkaline etching liquid; All the other waste water are removed cupric ion through the displacement of metallic aluminium bits, carry out evaporation concentration and produce mixed-ammonium salt, in addition ferric trichloride etching waste liquor is thrown and fed chlorine and evaporation concentration after iron is carried copper, generate iron trichloride and be back to circuit board etching, ubiquity and is prone to the crystallization obstruction in the above-mentioned removal process, and the bigger problem of steam energy consumption.
The utility model content
The utility model provides in a kind of simple in structure, operational safety and the reaction process and can fully stir liquid at the deficiencies in the prior art just, is not prone to crystallization, effectively reduces the steam energy consumption.
The technical solution of the utility model is as follows:
A kind of wiring board acidic etching waste liquid acid displacement and absorption unit, comprise interchanger, vaporizer, impeller pump, sour replacement reaction kettle, the cylindrical shell that it is characterized in that stirring rod that described sour replacement reaction kettle mainly comprises steam inlet, vapour outlet, shaft joint, waste liquid is stirred, makes by graphite material, for reactor provide power agitator motor, agitator motor is fixed on the support on the reactor, the frame interchanger that carries out heat exchange, described shaft joint connects stirring rod and agitator motor.
As a kind of improvement of the present utility model, described reactor also is included as the chuck that the interior solution of reactor provides heat energy, and described chuck is arranged at the outside of frame interchanger, and steam passes in and out from chuck in the reaction process, provides certain heat energy for finishing reaction.
As a kind of improvement of the present utility model, described frame interchanger mainly comprises graphite cake, and described graphite cake is provided with the bottoming hole that steam is heated and makes liquid carry out the convection channel of passing through, and this frame interchanger can well be realized heat effect.
With respect to prior art, the utlity model has following advantage: the type of heating that adopts frame interchanger and chuck to work in coordination, realized under the prerequisite of finite volume, the heating-surface area maximization, thereby solved solid materials content height in the reactor, inadequate problem is easily stopped up, stirred in crystallization, also makes full use of the heat that produces in the technology simultaneously, effectively reduces the steam energy consumption, save steam, improved steam utilization.
Description of drawings
Fig. 1 is a sour replacement reaction kettle structural representation in the utility model;
Fig. 2 is the vertical view of frame interchanger in the utility model;
Fig. 3 is in the utility model entire reaction schema;
Among the figure:
1 is that cylindrical shell 2 is steam inlet for shaft joint 4 for support 5 for agitator motor 3
6 is that chuck 7 is convection channel for frame interchanger 7-1 for bottoming hole 7-2
7-3 is that graphite cake 8 is interchanger for stirring rod 9 for vapour outlet 10-1
10-2 is that interchanger 11 is impeller pump for vaporizer 12 for interchanger 10-3
13 is sour replacement reaction kettle
Embodiment
Below in conjunction with accompanying drawing the utility model is described further, Fig. 1 is the structural representation of sour replacement reaction kettle, mainly comprise steam inlet 5, vapour outlet 9, shaft joint 3, the stirring rod 8 that waste liquid is stirred, the cylindrical shell of making by graphite material 1, the agitator motor 2 of power is provided for reactor, agitator motor 2 is fixed on support 4 on the reactor, support 4 is arranged between stirring rod 8 and the shaft joint 3, the frame interchanger 7 that heats, described shaft joint 3 is arranged between stirring rod 8 and the agitator motor 2, is used for connecting stirring rod 8 and agitator motor 2, and steam inlet 5 and vapour outlet 9 are separately positioned on the both sides of cylindrical shell 1; Solution provides the chuck 6 of heat energy in the promising reactor of the arranged outside of cylindrical shell 1, and steam provides certain heat energy from chuck 6 turnover for finishing reaction in the reaction process.
Fig. 2 is the vertical view of frame well heater, see that in the drawings described frame interchanger mainly comprises graphite cake 7-3, described graphite cake is provided with the bottoming hole 7-1 that steam is heated and makes liquid carry out the convection channel 7-2 that passes through, this frame interchanger can well be realized heat effect, in addition, this frame well heater cooperates heating with chuck, realized under the limited volume of reactor, the maximization of heating-surface area, thereby solved solid materials content height in the reactor, crystallization is easily stopped up, stir inadequate problem, also make full use of the heat that produces in the technology simultaneously, effectively reduce the steam energy consumption, save steam, improved steam utilization.
Fig. 3 is the schema of entire reaction, with the cupric chloride is example, the cupric chloride acidic etching waste liquid at first carries out preheating through interchanger 10-1, etching waste liquor after the preheating enters vaporizer 11 and interchanger 10-2, enter sour replacement reaction kettle 13 after the evaporation of process vaporizer 11 and the heating of interchanger, add the vitriol oil simultaneously, agitator motor 2 drives stirring rod 8 and stirs, make its reaction fully in sour replacement reaction kettle 13, finish hydrochloric acid that postposition swaps out of reaction enters hydrochloric acid tank through interchanger 10-2 and interchanger 10-3 after with the acidic etching liquid cooling and reclaims, and the hydrochloric acid that vaporizer 11 steams enters hydrochloric acid tank after through interchanger 10-1 cooling and reclaims.
More than explanation is the comparatively complete embodiment of the utility model; be not to be used for limiting protection domain of the present utility model; if its technical scheme is identical with technical scheme in the utility model claims or carry out simple substitution, all belong to protection domain of the present utility model.
Claims (3)
1. a wiring board acidic etching waste liquid acid is replaced and absorption unit, comprise interchanger, vaporizer, impeller pump, sour replacement reaction kettle, it is characterized in that: the stirring rod that described sour replacement reaction kettle mainly comprises steam inlet, vapour outlet, shaft joint, stir waste liquid, the cylindrical shell of making by graphite material, provide the agitator motor of power for reactor, agitator motor is fixed on the support on the reactor, the frame interchanger that heats, and described shaft joint connects stirring rod and agitator motor.
2. wiring board acidic etching waste liquid acid displacement according to claim 1 and absorption unit is characterized in that: described reactor also is included as the chuck that the interior solution of reactor provides heat energy.
3. wiring board acidic etching waste liquid acid displacement according to claim 1 and 2 and absorption unit, it is characterized in that: described frame interchanger mainly comprises graphite cake, and described graphite cake is provided with the bottoming hole that steam is heated and makes liquid carry out the convection channel of passing through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201926796U CN201704407U (en) | 2010-05-17 | 2010-05-17 | Acid etching waste liquid acid replacement and absorption device of circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201926796U CN201704407U (en) | 2010-05-17 | 2010-05-17 | Acid etching waste liquid acid replacement and absorption device of circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201704407U true CN201704407U (en) | 2011-01-12 |
Family
ID=43441561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201926796U Expired - Lifetime CN201704407U (en) | 2010-05-17 | 2010-05-17 | Acid etching waste liquid acid replacement and absorption device of circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201704407U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818385A (en) * | 2015-04-10 | 2015-08-05 | 吴江市松陵镇氧化铜厂 | Energy-saving, environmental-protection and zero-discharge technology of acidic waste etching solution resource recycling treatment |
| CN105366747A (en) * | 2015-11-27 | 2016-03-02 | 昆山市千灯三废净化有限公司 | Resource-converting treatment device for PCB (Printed Circuit Board) acidic etching solution |
-
2010
- 2010-05-17 CN CN2010201926796U patent/CN201704407U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818385A (en) * | 2015-04-10 | 2015-08-05 | 吴江市松陵镇氧化铜厂 | Energy-saving, environmental-protection and zero-discharge technology of acidic waste etching solution resource recycling treatment |
| CN105366747A (en) * | 2015-11-27 | 2016-03-02 | 昆山市千灯三废净化有限公司 | Resource-converting treatment device for PCB (Printed Circuit Board) acidic etching solution |
| CN105366747B (en) * | 2015-11-27 | 2017-10-17 | 昆山市千灯三废净化有限公司 | A kind of PCB acidic etching liquids processing equipment for recycling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110112 |