CN206887263U - One kind plating Chrome-free roughening chemical solution purification reclaiming system - Google Patents

One kind plating Chrome-free roughening chemical solution purification reclaiming system Download PDF

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Publication number
CN206887263U
CN206887263U CN201720745761.9U CN201720745761U CN206887263U CN 206887263 U CN206887263 U CN 206887263U CN 201720745761 U CN201720745761 U CN 201720745761U CN 206887263 U CN206887263 U CN 206887263U
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China
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chrome
water
chemical solution
free
vacuum
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CN201720745761.9U
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张燕厚
唐绍波
梁耀林
覃志豪
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GUANGDONG VICDI TECHNOLOGY Co Ltd
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GUANGDONG VICDI TECHNOLOGY Co Ltd
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Abstract

It the utility model is related to the reuse technology field of roughening solution, more particularly to plating Chrome-free roughening chemical solution purification reclaiming system, the utility model uses low-voltage high-temperature steam distillation, the technical principle of membrane filtration, Chrome-free chemical solution is heated by low-pressure steam, Chrome-free chemical solution is separated from water by vacuum distillation again, water vapour is filtered by accurate membrane filtration pattern, reach the effect that Chrome-free chemical solution is completely separated with water, Chrome-free chemical solution removes solid sundries, cleanliness factor is high after dehydration, purification processes effect stability, reclamation rate is high, energy-conserving and environment-protective, the operating cost of enterprise can effectively be reduced.

Description

One kind plating Chrome-free roughening chemical solution purification reclaiming system
Technical field
The reuse technology field of roughening solution is the utility model is related to, more particularly to high-purity Chrome-free roughening chemical solution carries Pure reclaiming system.
Background technology
As industrialization degree development in China's is more and more faster, the operating cost of enterprise how is controlled increasingly by height weight Depending on.
The technical field of roughening process is being carried out using chemical method, before workpiece plating, roughening process is quite important, with Preceding generally using a kind of sulfuric acid coarsening solution containing chromic anhydride, but chromic anhydride is expensive, cost is high, and belongs to carcinogenic substance Matter, environment can be seriously polluted, therefore roughening process uses Chrome-free chemical solution at present, its composition mainly contains sulfuric acid, strong oxygen The main components such as agent, surfactant combine by a certain percentage.
But in chemical field, chemical solution is a kind of chemical substance of high harm, what national relevant law was used for The dosage of its enterprise of category has done a series of regulations, the recycling pair of chemical solution can effectively reduce the operation of enterprise into This, while raising enterprise business revenue profit meets enterprise's production requirement, and not past the regulation category of relevant law.
Therefore need a kind of technical scheme that the chemical solution electroplated in coarsening solution can be dehydrated to reuse.
The content of the invention
The purpose of this utility model is that providing a kind of plating Chrome-free roughening chemical solution in view of the shortcomings of the prior art carries Pure reclaiming system, the utility model automaticity is high, simple to operate, and Chrome-free chemistry purified solution cleanliness factor is high, treatment effect Stable, reclamation rate is high, energy-conserving and environment-protective, can effectively reduce the operating cost of enterprise.
The utility model is achieved through the following technical solutions, one kind plating Chrome-free roughening chemical solution purification reuse System, including for storing the mother liquor collecting tank of Chrome-free chemical solution, the accurate filter for filtering Chrome-free chemical solution, using Heat exchanger in heating Chrome-free chemical solution, for the vacuum dehydration column that is dehydrated to Chrome-free chemical solution and for for vacuum Dehydrating tower provides negative pressure and collects the vacuum pump set of caused water vapour after Chrome-free chemistry solution dehydrates;The mother liquor collecting tank Delivery port connects with the water inlet of accurate filter, and the delivery port of the accurate filter connects with the water inlet of heat exchanger, institute State the delivery port of heat exchanger to connect with the water inlet of vacuum dehydration column, the vacuum dehydration column is provided with Chrome-free chemical solution after purification Liquid delivery outlet and water vapour delivery outlet, Chrome-free chemical solution returns after Chrome-free chemical solution delivery outlet is connected with purification after the purification With passage, the water vapour delivery outlet connects with the water vapour input port of vacuum pump set.
Preferably, be additionally provided between the mother liquor collecting tank and accurate filter for by Chrome-free chemical solution from mother The delivery pump that liquid collecting tank is flowed into accurate filter.
Preferably, plating Chrome-free roughening chemical solution purification reclaiming system also includes steam boiler, the heat exchange Device is provided with low-pressure steam input port and low-pressure steam delivery outlet, the low-pressure steam input port and low-pressure steam delivery outlet with Steam boiler connects.
Preferably, spray equipment is provided with the vacuum dehydration column, the water inlet and heat exchanger of the spray equipment Delivery port connection, be provided with Chrome-free chemistry solution cooling device below the spray equipment, Chrome-free chemistry after the purification Solution delivery outlet is arranged at the lower section of Chrome-free chemistry solution cooling device;The water vapour delivery outlet is arranged at vacuum dehydration column Upper end, the water vapour equipped at outlet port are provided with secondary filter film.
Preferably, the vacuum pump set includes water ring vacuum pump, vacuum water pot and pipeline pump, the water ring vacuum pump is set Water vapour input port and water vapour delivery outlet are equipped with, the water vapour input port of the water ring vacuum pump and the water of vacuum dehydration column steam Vapour delivery outlet is connected, and the water vapour delivery outlet of the water ring vacuum pump is connected with vacuum water pot, and the bottom of the vacuum water pot is set Be equipped with water vapour backflow delivery outlet, the water ring vacuum pump be provided with water vapour backflow input port, the pipeline pump respectively with very The water vapour backflow input port connection of the water vapour backflow delivery outlet, water ring vacuum pump of empty water pot.
Preferably, the vacuum pump set also includes freezing water installations, chilled water pipeline is provided with the vacuum water pot, The water inlet of the chilled water pipeline connects with delivery port with freezing water installations.
Preferably, the vacuum pump set also includes collecting water pot, the vacuum water pot is additionally provided with delivery port, it is described go out The mouth of a river connects with collecting water pot.
The utility model beneficial effect:Using low-voltage high-temperature steam distillation, the technical principle of membrane filtration, by low-pressure steam Chrome-free chemical solution is heated, then is separated from water Chrome-free chemical solution by vacuum distillation, passes through accurate membrane filtration pattern Water vapour is filtered, reaches the effect that Chrome-free chemical solution is completely separated with water, Chrome-free chemistry solution dehydrates impurity and purification purification Degree is high, and treatment effect is stable, and reclamation rate is high, energy-conserving and environment-protective, can effectively reduce the operating cost of enterprise.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model vacuum dehydration column.
Fig. 3 is the structural representation of the utility model vacuum pump set.
Embodiment
1 the utility model is described further to accompanying drawing 3, and embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of plating Chrome-free roughening chemical solution purification reclaiming system and method, including for storing Chrome-free The mother liquor collecting tank 1 of chemical solution, the accurate filter 2 for filtering Chrome-free chemical solution, for heating Chrome-free chemical solution Heat exchanger 3, for the vacuum dehydration column 4 that is dehydrated to Chrome-free chemical solution and for providing negative pressure for vacuum dehydration column 4 And collect the vacuum pump set 5 of caused water vapour after Chrome-free chemistry solution dehydrates;The delivery port of the mother liquor collecting tank 1 and precision The water inlet connection of filter 2, the delivery port of the accurate filter 2 connect with the water inlet of heat exchanger 3, the heat exchanger 3 Delivery port connected with the water inlet of vacuum dehydration column 4, the vacuum dehydration column 4 be provided with purification after Chrome-free chemical solution export Mouth 41 and water vapour delivery outlet 42, Chrome-free chemical solution returns after Chrome-free chemical solution delivery outlet 41 is connected with purification after the purification With passage 6, the water vapour delivery outlet 42 connects with the water vapour input port of vacuum pump set 5.
The present embodiment collects Chrome-free chemical solution by mother liquor collecting tank 1, and Chrome-free chemical solution is passed to accurate filter 2 again Filtered, accurate filter 2 separates the solid impurity in Chrome-free chemical solution and liquid juice, solid impurity centralized collection And subsequent treatment is carried out, liquid juice is then in inflow heat exchanger 3, and heat exchanger 3 is using multi-stage pipeline formula heat exchange mode to Trend of Chrome-free Learn solution and carry out isolation heating, the Chrome-free chemical solution after having heated enters in vacuum dehydration column 4, and vacuum dehydration column 4 is to Chrome-free Chemical solution carries out dewater treatment, and the Chrome-free chemical solution after dehydration is flowed back by Chrome-free chemical solution reuse passage 6 after purification Secondary use on to front-end process, the caused water vapour after Chrome-free chemistry solution dehydrates then enter in vacuum pump set 5 further Processing, the utility model reach the effect that Chrome-free chemical solution is completely separated with water, and Chrome-free chemistry solution dehydrates impurity and purification carry Pure degree is high, and treatment effect is stable, and reclamation rate is high, energy-conserving and environment-protective, can effectively reduce the operating cost of enterprise.
Be the used Chrome-free chemical solution of front-end-of-line in the present embodiment mother liquor collecting tank 1, its contain sulfuric acid concentration >= 65%, surfactant, strong oxidizer, solid impurity, the mixture such as water;, the material of mother liquor collecting tank 1 is the PTFE of strong acid-base resistance The tank body of plastic cement tank body or liner strong acid-base resistance PTFE materials, being capable of effective anticorrosion.
In the present embodiment, it is additionally provided with and is used for Chrome-free chemical solution between the mother liquor collecting tank 1 and accurate filter 2 The delivery pump 7 flowed into from mother liquor collecting tank 1 in accurate filter 2, delivery pump 7 is metering diaphragm pump, and its material is strong acid-base resistance Plastic cement material, can control on demand Chrome-free chemical solution from mother liquor collecting tank 1 flow into accurate filter 2 in interval time and stream Amount.
In the present embodiment, the Chrome-free chemistry purified solution reclaiming system also includes steam boiler 8, and the heat exchanger 3 is set There are a low-pressure steam input port and low-pressure steam delivery outlet, the low-pressure steam input port and low-pressure steam delivery outlet are and steam copper Stove 8 connects, and the continual low-pressure steam that provides of steam boiler 8 heats for Chrome-free chemical solution.
As shown in Fig. 2 in the present embodiment, spray equipment 43, the spray equipment 43 are provided with the vacuum dehydration column 4 Water inlet connected with the delivery port of heat exchanger 3, the lower section of the spray equipment 43 is provided with Chrome-free chemistry solution cooling device 44, Chrome-free chemical solution delivery outlet 41 is arranged at the lower section of Chrome-free chemistry solution cooling device 44 after the purification;The water steams Vapour delivery outlet 42 is arranged at the upper end of vacuum dehydration column 4, and secondary filter film 45, vacuum are provided with the water vapour delivery outlet 42 Unit 5 is to carrying out application of vacuum in vacuum dehydration column 4, Chrome-free chemical solution is after the ejection of spray equipment 43, due to vacuum dehydration Negative pressure in tower 4, the moisture content in the Chrome-free chemical solution of high temperature evaporates into water vapour in a manner of distilling, from Chrome-free chemical solution Separate, obtain pure Chrome-free chemical solution, pure Chrome-free chemical solution passes through Chrome-free chemistry solution cooling device again 44 coolings, the Chrome-free chemical solution after cooling are back to two in front-end process by Chrome-free chemical solution reuse passage 6 after purification Secondary utilization, water vapour, which then enters, to be first passed through secondary filter film 45 and filters, and is entered after filtering in vacuum pump set 5 and is further handled.
As shown in figure 3, in the present embodiment, the vacuum pump set 5 includes water ring vacuum pump 51, vacuum water pot 52 and pipeline pump 53, the water ring vacuum pump 51 is provided with water vapour input port 511 and water vapour delivery outlet 512, the water ring vacuum pump 51 Water vapour input port 511 connects with the water vapour delivery outlet 42 of vacuum dehydration column 4, the water vapour output of the water ring vacuum pump 51 Mouth 512 connects with vacuum water pot 52, and the bottom of the vacuum water pot 52 is provided with water vapour backflow delivery outlet 521, the water ring Vavuum pump 51 is provided with water vapour backflow input port 513, and the pipeline pump 53 is defeated with the water vapour backflow of vacuum water pot 52 respectively Outlet 521, the water vapour backflow input port 513 of water ring vacuum pump 51 connect, and the vacuum pump set 5 also includes freezing water installations 54, be provided with chilled water pipeline 522 in the vacuum water pot 52, the water inlet of the chilled water pipeline 522 and delivery port with Freezing water installations 54 to connect, the vacuum pump set 5 also includes collecting water pot 55, and the vacuum water pot 52 is additionally provided with delivery port 523, The delivery port 523 is connected with collecting water pot 55, and water vapour is entered in vacuum water pot 52 by water ring vacuum pump 51, chilled water dress Put 54 chilled water enter chilled water pipeline 522 in, and with water vapour occur heat exchange, be liquefied as water, water flows into collection water again Collected in tank 55, chilled water is back in freezing water installations 54 and carries out secondary use again, and remaining water vapour passes through pipeline pump 53 It is back in water ring vacuum pump 51, then is entered by water ring vacuum pump 51 in vacuum water pot 52, repeatedly circulated, ensures that water steams Vapour high efficiente callback.
Above content is only preferred embodiment of the present utility model, for one of ordinary skill in the art, according to this reality With new thought, there will be changes, this specification content should not be construed as in specific embodiments and applications To limitation of the present utility model.

Claims (7)

1. one kind plating Chrome-free roughening chemical solution purification reclaiming system, it is characterised in that:Including for storing Chrome-free chemical solution The mother liquor collecting tank of liquid, the accurate filter for filtering Chrome-free chemical solution, the heat exchanger for heating Chrome-free chemical solution, For the vacuum dehydration column being dehydrated to Chrome-free chemical solution and for providing negative pressure for vacuum dehydration column and collecting Trend of Chrome-free The vacuum pump set of caused water vapour after solution dehydrates;The delivery port of the mother liquor collecting tank and the water inlet of accurate filter Connection, the delivery port of the accurate filter connect with the water inlet of heat exchanger, the delivery port of the heat exchanger and vacuum dehydration The water inlet connection of tower, the vacuum dehydration column are provided with Chrome-free chemical solution delivery outlet and water vapour delivery outlet after purification, institute State Chrome-free chemical solution delivery outlet and be connected with Chrome-free chemical solution reuse passage after purification, the water vapour delivery outlet and vacuum machine The water vapour input port connection of group.
A kind of 2. plating Chrome-free roughening chemical solution purification reclaiming system according to claim 1, it is characterised in that:It is described It is additionally provided between mother liquor collecting tank and accurate filter for Chrome-free chemical solution to be flowed into secondary filter from mother liquor collecting tank Delivery pump in device.
A kind of 3. plating Chrome-free roughening chemical solution purification reclaiming system according to claim 1, it is characterised in that:The electricity Plating Chrome-free roughening chemical solution purification reclaiming system also includes steam boiler, the heat exchanger be provided with low-pressure steam input port with Low-pressure steam delivery outlet, the low-pressure steam input port and low-pressure steam delivery outlet connect with steam boiler.
A kind of 4. plating Chrome-free roughening chemical solution purification reclaiming system according to claim 1, it is characterised in that:It is described Spray equipment is provided with vacuum dehydration column, the water inlet of the spray equipment connects with the delivery port of heat exchanger, the spray Chrome-free chemistry solution cooling device is provided with below device, the Chrome-free chemical solution delivery outlet is arranged at Chrome-free chemical solution The lower section of cooling device;
The water vapour delivery outlet is arranged at the upper end of vacuum dehydration column, and the water vapour equipped at outlet port is provided with secondary filter Film.
A kind of 5. plating Chrome-free roughening chemical solution purification reclaiming system according to claim 1, it is characterised in that:It is described Vacuum pump set includes water ring vacuum pump, vacuum water pot and pipeline pump, and the water ring vacuum pump is provided with water vapour input port and water Steam outlet, the water vapour input port of the water ring vacuum pump connect with the water vapour delivery outlet of vacuum dehydration column, the water The water vapour delivery outlet of ring vacuum pump connects with vacuum water pot, and the bottom of the vacuum water pot is provided with water vapour backflow output Mouthful, the water ring vacuum pump is provided with water vapour backflow input port, and the pipeline pump flows back with the water vapour of vacuum water pot respectively The water vapour backflow input port connection of delivery outlet, water ring vacuum pump.
A kind of 6. plating Chrome-free roughening chemical solution purification reclaiming system according to claim 5, it is characterised in that:It is described Vacuum pump set also includes freezing water installations, and chilled water pipeline, the water inlet of the chilled water pipeline are provided with the vacuum water pot Mouth connects with delivery port with freezing water installations.
A kind of 7. plating Chrome-free roughening chemical solution purification reclaiming system according to claim 5, it is characterised in that:It is described Vacuum pump set also includes collecting water pot, and the vacuum water pot is additionally provided with delivery port, and the delivery port connects with collecting water pot.
CN201720745761.9U 2017-06-26 2017-06-26 One kind plating Chrome-free roughening chemical solution purification reclaiming system Active CN206887263U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720745761.9U CN206887263U (en) 2017-06-26 2017-06-26 One kind plating Chrome-free roughening chemical solution purification reclaiming system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720745761.9U CN206887263U (en) 2017-06-26 2017-06-26 One kind plating Chrome-free roughening chemical solution purification reclaiming system

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CN206887263U true CN206887263U (en) 2018-01-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107245753A (en) * 2017-06-26 2017-10-13 广东威迪科技股份有限公司 One kind plating Chrome-free roughening chemical solution purification reclaiming system and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107245753A (en) * 2017-06-26 2017-10-13 广东威迪科技股份有限公司 One kind plating Chrome-free roughening chemical solution purification reclaiming system and method
CN107245753B (en) * 2017-06-26 2023-08-15 广东威迪科技股份有限公司 Purification and reuse system and method for electroplating chromium-free coarsening chemical solution

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