CN207672129U - A kind of wiring board vacuum etch device - Google Patents
A kind of wiring board vacuum etch device Download PDFInfo
- Publication number
- CN207672129U CN207672129U CN201820004767.5U CN201820004767U CN207672129U CN 207672129 U CN207672129 U CN 207672129U CN 201820004767 U CN201820004767 U CN 201820004767U CN 207672129 U CN207672129 U CN 207672129U
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- China
- Prior art keywords
- preheater
- waste liquid
- acidic
- alkaline
- etching waste
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- Manufacturing Of Printed Circuit Boards (AREA)
Abstract
A kind of wiring board vacuum etch device of the utility model, including feed inlet, exhaust outlet tap water inlets, preheater, paddle, acidic etching waste liquid entrance and alkaline etching waste liquid for producing entrance, the preheater includes acidic etching waste liquid preheater, the reaction kettle that alkaline etching waste liquid for producing preheater and acidic and alkaline waste etching solution neutralize, the pipeline that the preheater bottom is equipped with steam inlet and is connect with steam inlet, the pipe surface has the hole of discharge steam, the feed inlet installation is located at my upper left corner of preheater, and exhaust outlet and tap water inlets are respectively provided at feed inlet side, the acidic etching waste liquid entrance and alkaline etching waste liquid for producing entrance are located at the other side of feed inlet；It is heated by way of using steam directly to be sprayed to waste liquid in the acidic etching waste liquid preheater of setting, the method sprayed from preheater bottom using steam saves consumptive material, solves the problems, such as stainless steel inner coil pipe not anti-chlorine ion corrosion.
Description
Technical field
The utility model is related to wiring board technology field, more particularly to a kind of wiring board vacuum etch device.
Background technology
Etching waste liquor be in printed wiring board etching work procedure by chemical corrosion method dissolve copper during produced by
, acid and alkaline two classes can be also further divided by its acid-base property.This kind of waste liquid such as without deal carefully with using can cause
Serious environmental pollution and great economic waste.Domestic common processing method is：The copper in acidic and alkaline waste etching solution is extracted, it is raw
Produce the products such as basic copper chloride, copper sulphate, copper oxide or organic copper.And for the copper products of high-purity.It generally can be first right
Acidic and alkaline waste etching solution is refined respectively, removes the impurity such as arsenic therein, lead.Make acidic and alkaline waste etching solution that neutralization reaction occur again,
Basic copper chloride precipitation is generated, after further reacting, the products such as copper oxide, copper sulphate can be produced.
During acidic and alkaline waste etching solution neutralization reaction, the temperature of 60~100 DEG C of holding is needed.In actual production,
Generally first acidic and alkaline waste etching solution can be preheated respectively, after preheat, then they are pumped into acidic and alkaline waste etching solution neutralization reaction
Neutralization reaction is carried out in kettle.Since technique includes heating, acid adding, the method gas recovery for adding alkali and negative pressure, thus equipment must
The alternately and repeatedly variation of palpus corrosion-resistant, resistance to positive/negative-pressure and resistance to temperature.
Conventionally, as without advanced reaction kettle and corresponding auxiliary device, flow complexity, process-intensive
And there is a large amount of safety and environmental protection problem.
Utility model content
The utility model proposes a kind of wiring board vacuum etch device, solve insufficient in the prior art.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：
A kind of wiring board vacuum etch device of the utility model, including feed inlet, exhaust outlet tap water inlets, preheater,
Paddle, acidic etching waste liquid entrance and alkaline etching waste liquid for producing entrance, the preheater include acidic etching waste liquid preheater, alkali
Property etching waste liquor preheater and acidic and alkaline waste etching solution neutralize reaction kettle, the preheater bottom be equipped with steam inlet and and steam
There is the hole of discharge steam, the feed inlet installation to be located at my left side of preheater for the pipeline of entrance connection, the pipe surface
Upper angle, and exhaust outlet and tap water inlets are respectively provided at feed inlet side, the acidic etching waste liquid entrance and alkali etching are useless
Liquid entrance is located at the other side of feed inlet, and acidic etching waste liquid entrance and alkaline etching waste liquid for producing entrance are fixed by connecting tube and connected
It connects in preheater, the lower right corner junction of the preheater is fixed with discharge port and discharging hole, is equipped in the preheater
Agitating shaft, and it is fixed with paddle under agitating shaft.
As a kind of optimal technical scheme of the utility model, the pipeline being connect with steam inlet is to be located at preheater
The Ti-Ni alloy pipeline of bottom.
As a kind of optimal technical scheme of the utility model, the alkaline etching waste liquid for producing preheater and acidic and alkaline waste etching solution
Stainless steel steam heating inner coil pipe is respectively provided in neutralization reaction kettle.
As a kind of optimal technical scheme of the utility model, electricity is equipped at the agitating shaft upper end connection preheater top
Machine.
As a kind of optimal technical scheme of the utility model, the acidic etching waste liquid preheater and alkaline etching waste liquid for producing
The level height of preheater is higher than acidic and alkaline waste etching solution neutralization reaction kettle, and acidic and alkaline waste etching solution is enable to flow in reaction kettle certainly.
As a kind of optimal technical scheme of the utility model, the acidic etching waste liquid preheater, alkaline etching waste liquid for producing
Preheater and acidic and alkaline waste etching solution neutralization reaction kettle are respectively provided with tap water inlets.
The advantageous effect that the utility model is reached is：A kind of wiring board vacuum etch device of the utility model, passes through
It is heated in such a way that steam is directly sprayed to waste liquid in the acidic etching waste liquid preheater of setting, using steam from preheater bottom
The method that portion sprays, saves consumptive material, solves the problems, such as stainless steel inner coil pipe not anti-chlorine ion corrosion, meanwhile, steam is from pre-
Hot device bottom sprays, and also acts the effect of part stirring, makes thermal efficiency higher, secondly, alkaline etching waste liquid for producing preheater and acid
It is respectively provided with stainless steel steam heating inner coil pipe in alkaline etching waste liquid neutralization reaction kettle, solves the acid nonfast anti-corrosion of stainless steel inner coil pipe
Problem finally in acidic etching waste liquid entrance and alkaline etching waste liquid for producing inlet, is connected together, then pass through with two pipelines
As soon as being connect inside pipeline and reaction kettle, makes them that preliminary neutralization reaction occur in the inlet of neutralization reaction kettle, avoid
It is passed directly into acid or alkaline etching waste liquid for producing into reaction kettle to the strong corrosion of autoclave body and stainless steel coil in the steam, improves
Reaction efficiency.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：
Fig. 1 is the subjective structural schematic diagram of the utility model；
In figure：1, feed inlet；2, exhaust outlet；3, tap water inlets；4, shell；5, paddle；6, discharge port；7, it empties
Mouthful；8, manhole mirror mouth；9, steam inlet；10, connecting tube；11, acidic etching waste liquid entrance, 12, alkaline etching waste liquid for producing entrance；
13, motor；14, agitating shaft；15, pipeline.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment is based on the embodiments of the present invention, and those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, the utility model provides a kind of wiring board vacuum etch device, including feed inlet 1, exhaust outlet 2 are certainly
Come water inlet 3, preheater 4, paddle 5, acidic etching waste liquid entrance 11 and alkaline etching waste liquid for producing entrance 12, the preheater 4
Including the reaction kettle that acidic etching waste liquid preheater, alkaline etching waste liquid for producing preheater and acidic and alkaline waste etching solution neutralize, the preheating
The pipeline 15 that 4 bottom of device is equipped with steam inlet 9 and is connect with steam inlet 9,15 surface of the pipeline have the hole of discharge steam
Hole, the installation of the feed inlet 1 is located at my upper left corner of preheater 4, and exhaust outlet 2 and tap water inlets 3 are respectively provided at feed inlet 1
Side, the acidic etching waste liquid entrance 11 and alkaline etching waste liquid for producing entrance 12 are located at the other side of feed inlet 1, and acid etching
Waste liquid entrance 11 and alkaline etching waste liquid for producing entrance 12 by connecting tube 10 be fixedly connected in preheater 4, the right side of the preheater 4
Inferior horn junction is fixed with discharge port 6 and discharging hole 7, and agitating shaft 14, and 14 times fixations of agitating shaft are equipped in the preheater 4
Equipped with paddle 5.
The pipeline 15 of connection is the Ti-Ni alloy pipeline for being located at preheater bottom.
Stainless steel steam heating inner disc is respectively provided in alkaline etching waste liquid for producing preheater and acidic and alkaline waste etching solution neutralization reaction kettle
Pipe.
14 upper end of agitating shaft connects and is equipped with motor 13 at 4 top of preheater.
The level height of acidic etching waste liquid preheater and alkaline etching waste liquid for producing preheater is neutralized higher than acidic and alkaline waste etching solution
Reaction kettle enables acidic and alkaline waste etching solution to flow in reaction kettle certainly.
Acidic etching waste liquid preheater, alkaline etching waste liquid for producing preheater and acidic and alkaline waste etching solution neutralization reaction kettle are respectively provided with certainly
Carry out water inlet 3.
Specifically, in use, spray into steam into acidic etching waste liquid by steam inlet, wait for that waste liquid reaches 60-70 DEG C
When, baiting valve is opened, the acidic etching waste liquid for having made preheated is automatically flowed into acidic and alkaline waste etching solution neutralization reaction kettle, preheated
During, need to keep the unimpeded of exhaust outlet, from the acid waste gas access acid waste gas absorption tower extracted out in preheater into
Row centralized processing.After the completion of reaction, tap water is accessed, preheater is cleaned, and extraction raffinate is emptied by discharging hole.
A kind of wiring board vacuum etch device of the utility model, by being adopted in the acidic etching waste liquid preheater of setting
It is heated with the mode that steam is directly sprayed to waste liquid, the method sprayed from preheater bottom using steam saves consumptive material, solves
Stainless steel inner coil pipe not anti-chlorine ion corrosion the problem of, meanwhile, steam is sprayed from preheater bottom, also acts part stirring
Effect, make thermal efficiency higher, secondly, be respectively provided with not in alkaline etching waste liquid for producing preheater and acidic and alkaline waste etching solution neutralization reaction kettle
The steel steam that becomes rusty heats inner coil pipe, solves the acid nonfast Anticorrosion of stainless steel inner coil pipe, finally, in acidic etching waste liquid entrance and
Alkaline etching waste liquid for producing inlet is connected together with two pipelines, then by being connect inside a pipeline and reaction kettle, makes them
Preliminary neutralization reaction just occurs in the inlet of neutralization reaction kettle, avoids and is passed directly into acid or alkali etching into reaction kettle
Waste liquid improves reaction efficiency to the strong corrosion of autoclave body and stainless steel coil in the steam.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of wiring board vacuum etch device, including feed inlet（1）, exhaust outlet（2）Tap water inlets（3）, preheater（4）、
Paddle（5）, acidic etching waste liquid entrance（11）With alkaline etching waste liquid for producing entrance（12）, which is characterized in that the preheater（4）
Including the reaction kettle that acidic etching waste liquid preheater, alkaline etching waste liquid for producing preheater and acidic and alkaline waste etching solution neutralize, the preheating
Device（4）Bottom is equipped with steam inlet（9）With with steam inlet（9）The pipeline of connection（15）, the pipeline（15）Surface has row
Put the hole of steam, the feed inlet（1）Installation is located at preheater（4）My upper left corner, and exhaust outlet（2）And tap water inlets
（3）It is respectively provided at feed inlet（1）Side, the acidic etching waste liquid entrance（11）With alkaline etching waste liquid for producing entrance（12）Be located at into
Material mouth（1）The other side, and acidic etching waste liquid entrance（11）With alkaline etching waste liquid for producing entrance（12）Pass through connecting tube（10）Gu
Fixed connection and preheater（4）It is interior, the preheater（4）Lower right corner junction be fixed with discharge port（6）And discharging hole（7）,
The preheater（4）It is interior to be equipped with agitating shaft（14）, and agitating shaft（14）Under be fixed with paddle（5）.
2. a kind of wiring board vacuum etch device according to claim 1, which is characterized in that described and steam inlet（9）
The pipeline of connection（15）To be located at the Ti-Ni alloy pipeline of preheater bottom.
3. a kind of wiring board vacuum etch device according to claim 1, which is characterized in that the alkaline etching waste liquid for producing
Stainless steel steam heating inner coil pipe is respectively provided in preheater and acidic and alkaline waste etching solution neutralization reaction kettle.
4. a kind of wiring board vacuum etch device according to claim 1, which is characterized in that the agitating shaft（14）On
End connection preheater（4）Motor is equipped at top（13）.
5. a kind of wiring board vacuum etch device according to claim 1, which is characterized in that the acidic etching waste liquid
The level height of preheater and alkaline etching waste liquid for producing preheater is higher than acidic and alkaline waste etching solution neutralization reaction kettle, makes acidic and alkaline waste etching solution
It can flow in reaction kettle certainly.
6. a kind of wiring board vacuum etch device according to claim 1, which is characterized in that the acidic etching waste liquid
Preheater, alkaline etching waste liquid for producing preheater and acidic and alkaline waste etching solution neutralization reaction kettle are respectively provided with tap water inlets（3）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820004767.5U CN207672129U (en) | 2018-01-03 | 2018-01-03 | A kind of wiring board vacuum etch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820004767.5U CN207672129U (en) | 2018-01-03 | 2018-01-03 | A kind of wiring board vacuum etch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207672129U true CN207672129U (en) | 2018-07-31 |
Family
ID=62972420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820004767.5U Expired - Fee Related CN207672129U (en) | 2018-01-03 | 2018-01-03 | A kind of wiring board vacuum etch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207672129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109936924A (en) * | 2019-03-06 | 2019-06-25 | 信丰福昌发电子有限公司 | A kind of HDI circuit board etching equipment |
-
2018
- 2018-01-03 CN CN201820004767.5U patent/CN207672129U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109936924A (en) * | 2019-03-06 | 2019-06-25 | 信丰福昌发电子有限公司 | A kind of HDI circuit board etching equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 Termination date: 20200103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |