CN105601016B - A kind of chemical nickel waste liquid integrated processing system - Google Patents
A kind of chemical nickel waste liquid integrated processing system Download PDFInfo
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- CN105601016B CN105601016B CN201610131226.4A CN201610131226A CN105601016B CN 105601016 B CN105601016 B CN 105601016B CN 201610131226 A CN201610131226 A CN 201610131226A CN 105601016 B CN105601016 B CN 105601016B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
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Abstract
A kind of chemical nickel waste liquid integrated processing system, it is characterised in that：The chemical nickel liquid waste treatment system can carry out chemical nickel waste liquid separation of solid and liquid, including evaporation equipment, cooling tower, heat conduction oil circulating device, electric cabinet and Automated condtrol unit；Evaporation equipment includes vapour liquid separator, charging electrically operated valve, emptying valve, heating chamber, condenser, water tank, vacuum pump；Water tank is made of the first tank body and the second tank body.The chemical nickel waste liquid integrated processing system integration degree of the present invention is high, floor space is small, phosphorus, nickel and the COD in chemical nickel waste liquid can also safe and stable, be effectively removed, and does not produce secondary pollution, the chemical nickel concentrate handled has recovery value.
Description
Technical field
The present invention relates to industrial wastes process field, and in particular to a kind of chemical nickel waste liquid integrated processing system, the chemistry
The chemical nickel waste liquid that nickel waste liquid integrated processing system is produced particularly for process circuit plate processing industry, electroplating industry.
Background technology
Chemical nickel is surface-treated assist side industry and the use of electroplating industry is relatively broad.In process of production, due to
Chemical nickel stoste shelve it is of long duration after because occurring not reaching production requirement chemically reacting and cause to discard（It is commonly called as aging）, it is discarded
Chemical nickel coating bath produces a large amount of bubble grooves with concentrated nitric acid progress foam washing and cleans waste liquid again.Pollutant concentration is higher in both waste liquids,
Danger coefficient is big, and intractability is also big.This two kinds of waste liquids contain a certain amount of nickel, but wherein nickel content is relatively low, without resource
Utility value；The main component of chemical nickel waste liquid is the pollutants such as nickel sulfate, sodium hypophosphite, ammonium hydroxide, organic acid, largely
Phosphorus, nitrogen, high COD and a certain amount of heavy metal nickel generate disposal the requirement of higher, and containing a large amount of in nitric acid washing trough waste liquid
Nitrate nitrogen, can not largely consume by conventional treatment method, be such as discharged into waste water, then great dirt can be caused to water environment
Dye.
Less currently for the processing means of above-mentioned waste liquid through investigation, generally conventional method is chemical method, i.e., this is high
Concentration waste liquid is added dropwise in the relatively low waste water of concentration in batches, and part oxidizable species are carried out oxygen by Fenton oxidation reaction
Change, make nickel ion completely exposed, after with calcium hydroxide solution adjust pH be alkalescence, precipitate nickel ion, add polyacrylamide
The precipitation of generation is settled, through filter press press filtration into sludge, becomes the solid waste of non-recovery value, supernatant is through overregulating
Enter biochemical system after pH.Such method is the common chemical treatment method of general enterprises, and this kind of Conventional waste water processing mode is simultaneously
The pollution of nitrogen, phosphorus and COD in chemical nickel waste liquid cannot be removed completely；Ammonia, acid can be also produced while chemically reacting
The pernicious gases such as volatilization；It is not only dangerous to produce many sludge, but also occupies place, transport inconvenience；In addition, chemical treatment requires
There is sewage disposal facility（Such as medicine system, regulating system, pump）And place, sludge press filtration system and deposit position, also to match somebody with somebody
Put operating personnel；There is also chemical time is relatively slow, waste liquid storage is entrusted outer transportation problem for chemical treatment method.Xian Ge enterprises
Such waste liquid is included into solid waste, entrusts qualified solidification disposal of waste enterprise to be disposed, disposal costs are higher.With society
The increasingly reduction of meeting environmental carrying capacity, to the increasingly specification of solid waste disposal enterprise, the expense for outer processing of entrusting increasingly increases, enterprise
It is difficult to bear the expense of the outer disposal of this waste liquid committee.
The content of the invention
The present invention provides a kind of chemical nickel waste liquid integrated processing system, and its object is to solve at current chemical nickel waste liquid
Reason mode cannot remove the problem of nitrogen in chemical nickel waste liquid, phosphorus, the pollution of COD and generation secondary pollution.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of chemical nickel waste liquid integrated processing system, the change
Chemical nickel waste liquid can be carried out separation of solid and liquid by learning nickel waste liquid integrated processing system, and chemical nickel waste liquid integrated processing system includes one
A outer support frame, evaporation equipment, heat conduction oil circulating device, electric cabinet and Automated condtrol unit；The evaporation equipment includes
Vapour liquid separator, material inlet valve, emptying valve, one or two heating chamber, concentrate drain valve, condenser, water tank, vacuum
Pump；The vapour liquid separator is used for separate vapour and the container of feed liquid for one, and the lower part of vapour liquid separator is equipped with a material inlet,
Material inlet is connected with the material inlet valve by pipeline, and the bottom of vapour liquid separator is equipped with a material outlet, and material outlet leads to
The lower part that pipeline is crossed with the heating chamber is connected, and the middle part of vapour liquid separator is equipped with first liquid level gauge and steam inlet, vapour-liquid
The top of separator is equipped with the first steam (vapor) outlet, the first steam (vapor) outlet by pipeline with being connected at the top of the condenser, vapour
The top of liquid/gas separator is equipped with drain, and drain is communicated by pipeline with emptying valve, and emptying valve is located at below drain,
Pressure gauge is equipped between drain and emptying valve；
The heating chamber is the container of tube shell type structure, has flowed through material in the tube side of heating chamber, in the shell side of heating chamber
Conduction oil is flowed through, the bottom of the heating chamber is equipped with concentrated solution outlet, and concentrated solution outlet can be discharged by the concentrate
Valve is in communication with the outside, and the lower part of heating chamber is equipped with heat conductive oil inlet, and heat conductive oil inlet is connected by pipeline with the heating equipment,
The top of the heating chamber is equipped with the first conduction oil outlet and the second steam (vapor) outlet, and the second steam (vapor) outlet passes through pipeline and the steaming
Vapor inlet connects；When the quantity of the heating chamber is two, the heat conduction oil circulating device is distinguished by parallel pipeline
With the heat-conducting medium inlet communication of two heating chambers, the steam inlet on the vapour liquid separator passes through parallel pipeline and distinguishes
Connected with the second steam (vapor) outlet of two heating chambers；
The condenser is the container of a tube shell type structure, and steam becomes condensate liquid, condenser after condenser cools down
Tube side in flowed through steam and condensate liquid, cooling water has been flowed through in the shell side of condenser, the top of condenser is equipped with cooling water
Outlet, the lower part of condenser is equipped with cooling water inlet；The water tank is made of the first tank body and the second tank body, and the first tank body is sat
Falling on the second tank body, the second balanced valve that the first tank body is equipped with by pipeline and pipeline is connected with the second tank body, and first
The top of tank body is connected with the bottom of the condenser, and the top of the first tank body and the top of the second tank body pass through parallel pipe
Road is connected with the vacuum pump, the first balanced valve is equipped between the second tank body and vacuum pump, the top of the second tank body is equipped with can
The 3rd balanced valve being in communication with the outside, the middle part of the second tank body are equipped with second liquid level gauge, and the bottom of the second tank body is equipped with for condensing
The outlet valve of liquid discharge；
The heat conduction oil circulating device includes heating tank, heat conduction oil circulating pump；Add in the heating tank with one or more
Hot pin, conduction oil are heated in heating tank by heating rod, and heat conduction oil circulating pump is connected by pipeline with heating tank, connectivity part position
In the lower part of heating tank, the top of the heating tank is equipped with the second conduction oil outlet, and the second conduction oil outlet passes through pipeline and institute
State the heat conductive oil inlet connection of heating chamber；First conduction oil outlet of the heating chamber passes through pipeline and the heat conduction oil circulating pump
Connection；
The Automated condtrol unit includes heat-conducting oil heating control module, temperature sensor, charging control module, first
Sensor, condensate discharge control module, second sensor；The signal output part of the temperature sensor and heat-conducting oil heating control
The signal input part of molding block is electrically connected, and heat-conducting oil heating control module is according to the setting of inlet oil temperature and returning-oil temperature to described
Heating-up temperature in heating tank is controlled；The signal input part of the first sensor and the signal of the first liquid level gauge are defeated
Outlet is electrically connected, and the signal output part of first sensor is electrically connected with the signal input part of the charging control module, charging control
Molding block controls the switch of the material inlet valve；The signal input part of the second sensor and the signal of the second liquid level gauge
Output terminal is electrically connected, and the signal output part of second sensor and the signal input part of the condensate discharge control module are electrically connected
Connect, condensate discharge control module controls opening for first balanced valve, the second balanced valve, the 3rd balanced valve and outlet valve
Close；The material inlet valve, the first balanced valve, the second balanced valve, the 3rd balanced valve and outlet valve are electrically operated valve；
Heat conduction oil circulating device, heating chamber, vapour liquid separator, condensation have from left to right been located on the outer support frame successively
Device and vacuum pump, wherein, the heat conduction oil circulating pump is located at the lower section of the heating tank, the second heat conduction on the heating tank
Higher than the position of the heat conductive oil inlet in the heating chamber, the position of the vapour liquid separator is higher than heating chamber for the position of oil export
Position, the vacuum pump is located at the lower section of condenser；Electric cabinet is additionally provided with the outer support frame, electric cabinet is led positioned at described
The front or behind of hot-oil circulation equipment, is provided with Automated condtrol unit on electric cabinet.
Related content in above-mentioned technical proposal is explained as follows：
1st, in such scheme, preferable scheme is that the top of the heating tank is equipped with a top petrol tank, is set on top petrol tank
There are high-order oil inlet, high-order oil outlet and exhaust outlet, high-order oil inlet to be connected by pipeline with the filling pump, it is high-order fuel-displaced
Mouth is connected by pipeline with the heat conduction oil circulating device, and high-order oil inlet is arranged on the bottom of top petrol tank, high-order oil outlet
The top of top petrol tank is arranged on exhaust outlet.From the aspect of the security of the heat conduction oil circulating device, in heating tank
Top is equipped with a top petrol tank, because to ensure that heating tank is completely filled with heating tank by conduction oil in the running, works as top petrol tank
In be charged conduction oil, then ensure that and conduction oil be filled in heating tank, in addition, the conduction oil in top petrol tank can also be made
For the supplement of conduction oil in heating tank.
2nd, in such scheme, the heating chamber and condenser belong to heat exchanger.Heat exchanger is by the part heat of hot fluid
Measure the equipment for passing to cold fluid, also known as heat exchanger.Heat exchanger is chemical industry, oil, power, food and other many Ministry of Industry
The common apparatus of door, can be divided into heater, condenser, cooler, evaporator, reboiler etc. according to purposes difference.And shell
Formula heat exchanger is to occupy leading position, a kind of very typical heat exchanger, it mainly by housing, tube bank, tube sheet, hydraulic barrier and
End socket etc. forms, and in Bottomhole pressure, its stroke becomes tube side to a kind of fluid, and one other fluid flows its stroke outside pipe becomes shell
Journey, the wall of tube bank is heat-transfer area.The concrete structure design of shell-and-tube heat exchanger belongs to the prior art, and of the invention first adds
Hot cell, the second heating chamber and condenser only need to use the structure design of shell-and-tube heat exchanger common in the art with up to
To the effect of heating or condensation.
Design feature of the present invention is：For current chemical nickel liquid waste processing mode cannot remove nitrogen in chemical nickel waste liquid,
The problem of phosphorus, the pollution of COD and generation secondary pollution, using the full-automatic serialization of low-temperature negative-pressure concentration technology and the present invention
Chemical nickel waste liquid integrated processing system chemical nickel waste liquid can be subjected to separation of solid and liquid, nickeliferous solid be recycled, and realize nickel
Recycling recycle, thoroughly solve chemical nickel waste liquid process problem.The chemical nickel waste liquid integrated processing system master of the present invention
To utilize the boiling point of each material in chemical nickel waste liquid different, the amount of ammonia nitrogen in condensate liquid, low-temp low-pressure are controlled according to pH is adjusted
The amount of condensate liquid COD is controlled, and because the chemical constituent relative boiling point that nickel, phosphorus, the such material of nitrate anion are formed is higher, in low temperature
Under will not be evaporated, hereby it is ensured that the discharge quality of condensed water, control heating-up temperature controls thickening efficiency.First, open
Chemical nickel waste liquid integrated processing system is opened, after the system enters and stablizes vacuum state, charging, chemical nickel waste liquid is through vacuum suck
To vapour liquid separator, then material outlet through vapour liquid separator bottom is flowed into heating chamber.Then, control heating is indoor adds
Hot temperature within the specific limits, after feed liquid is heated to boiling in the tube side of heating chamber, part vaporize, make thermal energy be converted into
The kinetic energy of upper movement, simultaneously because liquid-vapor mixture and the material of not boiling generation severe are poor in heating tube bundle, generates material
Natural Circulation.Material is heated the more, its circulation rate is faster.Circulation rate is faster, and concentration speed is faster.It is to be concentrated in place
Afterwards, concentrate is directly gone out from the bottom discharge of heating chamber.And the gas evaporated is risen at the top of vapour liquid separator, then through cold
Enter water tank after becoming condensate liquid after condenser condensation, wherein, the first tank body in water tank function as condensate liquid from
A cushion space in condenser base falls to water tank.Condensate liquid can be directly discharged to Sewage Disposal.
The Automated condtrol unit includes heat-conducting oil heating control module, temperature sensor, charging control module, first
Sensor, condensed water elimination control module, second sensor.Heat-conducting oil heating control module is according to inlet oil temperature and returning-oil temperature
Setting the heating-up temperature in heating tank is controlled.
Feed the switch of control module control charging electrically operated valve, charging passes through vacuum self-priming, inlet amount upper limit value and into
Doses lower limit is controlled by differential pressure type level gauge, and when inlet amount, which reaches, sets the upper limit, first sensor provides differential pressure
Signal becomes electric signal to electrically operated valve is fed, and makes its closing；When the amount of material in system, which reaches, sets inlet amount lower limit,
First sensor provides differential pressure signal and becomes electric signal to electrically operated valve is fed, and turns on.
Condensed water elimination control module controls the first balanced valve, the second balanced valve, the 3rd balanced valve and the outlet valve
Switch.Condensate liquid water level is controlled according to differential pressure type level gauge, and liquid level differential pressure signal is changed into electric signal by second sensor
Each electrically operated valve is delivered to, when liquid level reaches upper limit value in water tank, the first balanced valve and the second balanced valve are closed, and the 3rd
Balanced valve and outlet valve are opened, and are reached and are isolated automatically with vacuum system and be vented and discharge condensate liquid, when liquid level reaches in water tank
During to lower limit, the 3rd balanced valve and outlet valve are closed, and then open the first balanced valve and the second balanced valve, are made and vacuum system
Connection, continues to concentrate.
The concrete operations requirement of chemical nickel waste liquid integrated processing system：
（1）Start chemical nickel liquid waste treatment system：The valve in evaporation equipment is closed, presses green start button, by the
One balanced valve, the second balanced valve, the 3rd balanced valve and outlet valve be adjusted to automatically, open cooling water valve, open spray pump to
Cooling water is injected in condenser, subsequent start-up vacuum pump, after equipment enters and stablizes vacuum state, charging electrically operated valve is adjusted to
Automatically fed to setting position, chemical nickel waste liquid is through vacuum suck to vapour liquid separator；
Open cooling blower and open heat conduction oil circulating pump, set heating-up temperature, heat transfer oil electric heating switch is adjusted to certainly
It is dynamic, chemical nickel feed liquid is heated in heating chamber by conduction oil.Feed liquid starts to evaporate after heating reaches boiling.
（2）Evaporating concentration process：Evaporation equipment is fully automatic operation, including the first balanced valve, the second balanced valve, the 3rd flat
Weighing apparatus valve, outlet valve, charging electrically operated valve are auto state.Can be observed in evaporation process liquid level in vapour liquid separator with
The progress of evaporation and constantly decline, when evaporating after a certain period of time, when liquid level is too low in vapour liquid separator, charging electrically operated valve is certainly
It is dynamic to open supplement material liquid.The gas that evaporates is condensed to be recycled to water tank, when reaching certain liquid level in water tank, automatic row
Let cool solidifying.
（3）When stopping concentration, heat conduction oil circulating device is first closed, turns off vacuum pump, by the first balanced valve, the second balance
Valve, the 3rd balanced valve, outlet valve are adjusted to manually, and slowly opening emptying in blow valve goalkeeper equipment, while hot will be dense to normal pressure state
Contracting liquid is discharged from concentrated solution outlet, starts to discharge, and completion once concentrates.After concentration, all valves are closed, by the first balance
Valve, the second balanced valve, the 3rd balanced valve, outlet valve are adjusted to automatically, open vacuum pump, after equipment enters and stablizes vacuum state,
Charging electrically operated valve is adjusted to automatically, is fed.If continuing to concentrate, electrical heating switch is opened, into automatic evaporation process.
Enter shutdown procedures if stopping concentrating.
（4）Shutdown：After chemical nickel waste liquid integrated processing system completes feed step again, all electrically operated valves are adjusted to
Manual halted state, when heat conduction oil temperature is down to below certain temperature, closes vacuum pump, and slowly opens emptying valve, makes
Equipment enters normal pressure state.Cooling blower, spray pump, conduction oil oil circulating pump are closed, closes all valves, deenergization, lock
Good electric control box, arranges scene.
（5）Safeguard：Tap water can be added and carry out detergent line and equipment.
Beneficial effects of the present invention：
（1）When handling chemical nickel waste liquid using the chemical nickel waste liquid integrated processing system, without additionally adding any medicament,
And chemical method can not be handled to nitric acid washing trough waste liquid up to standard and be added in chemical nickel waste liquid.Concentrating chemical nickel waste liquid
While, it also consumes nitric acid bubble groove cleaning waste liquid.
（2）The chemical nickel waste liquid integrated processing system is vacuum tightness system, thus is produced without gas to pollute air, dense
Contracting liquid also has no irritating odor, and is that curing becomes jelly after cooling.
（3）The chemical nickel liquid waste treatment system is vessels not under pressure, and heating-up temperature is not high, thus safety coefficient compared with
It is high.
（4）The processing cost of chemical nickel waste liquid is about the 1/3 of original processing cost, greatly reduces business processes cost.
（5）For there is the chemical nickel waste liquid raw water of high phosphorus, nitrogen, nickel and the organic pollution factor, give up by the chemical nickel
Condensation of water can reach after handled by liquid treating system：The mg/L of total phosphorus≤0.5mg/L, total nickel≤0.1, CODCr≤100
The mg/L of mg/L, ammonia nitrogen≤8, total nitrogen≤20mg/L, substantially without phosphorus, nickel in condensate liquid, COD value is very low, and nitrogen content is also very low, this
Class water reaches sewage three-level discharge standard, substantially reduces the pressure to environment.
（6）The concentrating spent liquor of generation is about 1/10th of original volume, and solid matter is formed after cooling without mobility, storage
It is more convenient to deposit transport, takes up an area less.And because nickel content is more than ten times of original chemical nickel liquid waste concentration in concentrate, nickel from
Sub- concentration is higher, can carry out metal smelt, has recovery value.
（7）Heating equipment in the chemical nickel waste liquid integrated processing system uses heat conduction oil circulating device, using conduction oil
Heating is heated evenly, and heating-up temperature is stablized, and is made in the range of heating-up temperature maintains a relatively constant temperature, to whole system
Stability play the role of it is vital.
（8）The chemical nickel waste liquid integrated processing system integration degree is high, and floor space is small, convenient transportation.
Brief description of the drawings
Attached drawing 1 is the first structure schematic diagram of the chemical nickel waste liquid integrated processing system of the present invention；
Attached drawing 2 is the top view of attached drawing 1；
Attached drawing 3 is the second structure diagram of the chemical nickel waste liquid integrated processing system of the present invention.
In the figures above：1st, outer support frame；2nd, electric cabinet；3rd, vapour liquid separator；4th, electrically operated valve is fed；5th, blow valve
Door；7th, heating chamber；9th, condenser；10th, water tank；11st, vacuum pump；12nd, material inlet；13rd, material outlet；15th, steam into
Mouthful；16th, the first steam (vapor) outlet；17th, drain；18th, concentrated solution outlet；19th, heat conductive oil inlet；20th, the first conduction oil outlet；
21st, the second steam (vapor) outlet；22nd, cooling water outlet；23rd, cooling water inlet；25th, the first tank body；26th, the second tank body；27th, first
Balanced valve；28th, the second balanced valve；29th, the 3rd balanced valve；30th, outlet valve；32nd, heating tank；33rd, heat conduction oil circulating pump；34th,
Two conduction oil outlets；35th, top petrol tank；36th, high-order oil inlet；37th, high-order oil outlet；38th, exhaust outlet.
Embodiment
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment one：A kind of chemical nickel waste liquid integrated processing system
Referring to shown in attached drawing 1 and attached drawing 2, which can carry out solid-liquid to chemical nickel waste liquid
Separation, chemical nickel waste liquid integrated processing system include an outer support frame 1, evaporation equipment, heat conduction oil circulating device, electric cabinet with
And Automated condtrol unit；The evaporation equipment includes vapour liquid separator 3, material inlet valve 4, emptying valve 5, one or two adds
Hot cell 7, concentrate drain valve, condenser 9, water tank 10, vacuum pump 11；The vapour liquid separator 3 is used for separate vapour for one
With the container of feed liquid, the lower part of vapour liquid separator 3 is equipped with a material inlet 12, and material inlet 12 passes through with the material inlet valve 4
Pipeline is connected, and the bottom of vapour liquid separator 3 is equipped with a material outlet 13, and material outlet 13 passes through pipeline and the heating chamber 7
Lower part is connected, and the middle part of vapour liquid separator 3 is equipped with first liquid level gauge and steam inlet 15, and the top of vapour liquid separator 3 is equipped with
First steam (vapor) outlet 16, the first steam (vapor) outlet 16 are connected by pipeline with the top of the condenser 9, vapour liquid separator 3
Top is equipped with drain 17, and drain 17 is communicated by pipeline with emptying valve 5, and emptying valve 5 is located at the lower section of drain 17, puts
Eat dishes without rice or wine to be equipped with pressure gauge between 17 and emptying valve 5；
The heating chamber 7 is the container of tube shell type structure, and material, the shell side of heating chamber 7 have been flowed through in the tube side of heating chamber 7
Conduction oil is inside flowed through, the bottom of the heating chamber 7 is equipped with concentrated solution outlet 18, and concentrated solution outlet 18 can be arranged by concentrate
Put valve to be in communication with the outside, the lower part of heating chamber 7 is equipped with heat conductive oil inlet 19, and heat conductive oil inlet 19 is set by pipeline and the heat supply
Standby connection, the top of the heating chamber 7 are equipped with the first conduction oil outlet 20 and the second steam (vapor) outlet 21, and the second steam (vapor) outlet 21 is logical
Pipeline is crossed to connect with the steam inlet 15；
The condenser 9 is the container of a tube shell type structure, and steam becomes condensate liquid after the cooling of condenser 9, condenses
Steam and condensate liquid have been flowed through in the tube side of device 9, cooling water has been flowed through in the shell side of condenser 9, the top of condenser 9 is equipped with cold
But water out 22, cooling water outlet 22 are connected by pipeline with exterior cooling tower, and cooling tower is used as circulating cooling for one using water
Agent and the device that cooling water is provided for the condenser, the lower part of condenser are equipped with cooling water inlet 23, and cooling water inlet 23 is logical
Pipeline is crossed to connect with cooling tower and be equipped with spray pump between cooling water inlet 23 and cooling tower；The water tank 10 is by the first tank
25 and second tank body 26 of body is formed, and the first tank body 25 is seated on the second tank body 26, and the first tank body 25 passes through pipeline and pipeline
The second balanced valve 28 being equipped with is connected with the second tank body 26, and the top of the first tank body 25 is connected with the bottom of the condenser 9,
The top of first tank body 25 is connected with the top of the second tank body 26 by parallel pipeline with the vacuum pump 11, the second tank body
The first balanced valve 27 is equipped between 26 and vacuum pump 11, the top of the second tank body 26 is equipped with the 3rd balance that can be in communication with the outside
Valve 29, the middle part of the second tank body 28 are equipped with second liquid level gauge, and the bottom of the second tank body 26 is equipped with the outlet valve for condensate discharge
30；
The heat conduction oil circulating device includes heating tank 32, heat conduction oil circulating pump 33；Have in the heating tank 32 one to
Multiple heating rods, conduction oil are heated in heating tank 32 by heating rod, and heat conduction oil circulating pump 33 passes through pipeline and heating tank 32
Connection, connectivity part are located at the lower part of heating tank 32, and the top of the heating tank 32 is equipped with the second conduction oil outlet 34, the second heat conduction
Oil export 34 is connected by pipeline with the heat conductive oil inlet 19 of the heating chamber 7；First conduction oil outlet 20 of the heating chamber 7
Connected by pipeline with the heat conduction oil circulating pump 33；
The Automated condtrol unit includes heat-conducting oil heating control module, temperature sensor, charging control module, first
Sensor, condensate discharge control module, second sensor；The signal output part of the temperature sensor and heat-conducting oil heating control
The signal input part of molding block is electrically connected, and heat-conducting oil heating control module is according to the setting of inlet oil temperature and returning-oil temperature to described
Heating-up temperature in heating tank 32 is controlled；The signal input part of the first sensor and the signal of the first liquid level gauge
Output terminal is electrically connected, and the signal output part of first sensor is electrically connected with the signal input part of the charging control module, is fed
Control module controls the switch of the material inlet valve 4；The signal input part of the second sensor and the second liquid level gauge
Signal output part is electrically connected, the signal output part of second sensor and the signal input part electricity of the condensate discharge control module
Connection, condensate discharge control module control the first balanced valve 27, the second balanced valve 28, the 3rd balanced valve 29 and the water outlet
The switch of valve 30；The material inlet valve 4, the first balanced valve 27, the second balanced valve 28, the 3rd balanced valve 29 and outlet valve 30 are equal
For electrically operated valve；
From left to right be located successively on the outer support frame 1 heat conduction oil circulating device, heating chamber 7, vapour liquid separator 3,
Condenser 9 and vacuum pump 11, wherein, the heat conduction oil circulating pump 33 is located at the lower section of the heating tank 32, the heating tank
The position of the second conduction oil outlet 34 on 32 is higher than the position of the heat conductive oil inlet 19 in the heating chamber 7, the vapour-liquid point
Position from device 3 is higher than the position of heating chamber 7, and the vacuum pump 11 is located at the lower section of condenser 9；On the outer support frame 1 also
It is located at the front or behind of the heat conduction oil circulating device equipped with 2 electric cabinet 2 of electric cabinet, automation control is installed on electric cabinet 2
Unit processed.
The top of the heating tank 32 is equipped with a top petrol tank 35, and top petrol tank 35 is equipped with high-order oil inlet 36, a high position
Oil outlet 37 and exhaust outlet 38, high-order oil inlet 36 are connected by pipeline with the filling pump 2, and high-order oil outlet 37 passes through pipe
Road is connected with the heat conduction oil circulating device, and high-order oil inlet 36 is arranged on the bottom of top petrol tank 35, high-order 37 He of oil outlet
Exhaust outlet 38 is arranged on the top of top petrol tank 35.
Embodiment two：A kind of chemical nickel waste liquid integrated processing system
On the basis of the structure construction of the chemical nickel waste liquid integrated processing system of embodiment one, the quantity of the heating chamber 7
For two, the heat conduction oil circulating device fever heating tank 32 passes through the heat conduction with two heating chambers 7 respectively of parallel pipeline
Medium entrance 19 connects, the steam inlet 15 on the vapour liquid separator 3 by parallel pipeline respectively with two heating chambers 7
The second steam (vapor) outlet 21 connect, referring to shown in attached drawing 2, two heating chambers 7 can be respectively defined as the first heating chamber and second
Heating chamber, be from left to right located successively on the outer support frame 1 heat conduction oil circulating device, the first heating chamber, the second heating chamber,
Vapour liquid separator 3, condenser 9 and vacuum pump 11.System is out of service, serialization operation in order to make, therefore designs two
Heating chamber switches over, and two heating chambers do not work at the same time in turn, shares a vapour liquid separator.When the first heating chamber concentrates
To a certain degree and when must stop concentration, then the second heating chamber is enabled.
The concrete operations requirement of chemical nickel liquid waste treatment system：
（1）Start chemical nickel liquid waste treatment system：The valve in evaporation equipment is closed, presses green start button, by the
One balanced valve 27, the second balanced valve 28, the 3rd balanced valve 29 and outlet valve 30 are adjusted to automatically, are opened cooling water valve 39, are opened
Open spray pump 24 and cooling water is injected into condenser 9, subsequent start-up vacuum pump 11, will after equipment enters and stablizes vacuum state
Charging electrically operated valve 4 is adjusted to be fed to setting position automatically, and chemical nickel waste liquid is through vacuum suck into vapour liquid separator 3；
Open cooling blower and open heat conduction oil circulating pump 33, set heating-up temperature, heat transfer oil electric heating switch is adjusted to
Automatically, chemical nickel feed liquid is heated in heating chamber 7 by conduction oil.Feed liquid starts to steam after heating reaches boiling
Hair.
（2）Evaporating concentration process：Evaporation equipment is fully automatic operation, including the first balanced valve 27, the second balanced valve 28,
Three balanced valves 29, outlet valve 30, charging electrically operated valve 4 are auto state.It can be observed in evaporation process in vapour liquid separator 3
Liquid level constantly declines with the progress of evaporation, when evaporation after a certain period of time, when liquid level is too low in vapour liquid separator 3, into
Material electrically operated valve 4 automatically opens up supplement material liquid.The gas that evaporates is condensed to be recycled to water tank 10, is reached when in water tank 10
To certain liquid level, automatic-discharging condensation.
（3）When stopping concentration, heat conduction oil circulating device is first closed, vacuum pump 11 is turned off, by the first balanced valve 27, second
Balanced valve 28, the 3rd balanced valve 29, outlet valve 30 are adjusted to manually, slowly open emptying valve 5 by emptying in equipment to normal pressure shape
State, concentrate is discharged, starts to discharge, completion is once concentrated from concentrated solution outlet while hot.After concentration, all valves are closed
Door, the first balanced valve 27, the second balanced valve 28, the 3rd balanced valve 29, outlet valve 30 are adjusted to automatically, vacuum pump 11 is opened, treats
Charging electrically operated valve 4 is adjusted to automatically, is fed into after stablizing vacuum state by equipment.If continuing to concentrate, open electricity and add
Thermal switch, into automatic evaporation process.Enter shutdown procedures if stopping concentrating.
（4）Shutdown：After chemical nickel liquid waste treatment system completes feed step again, all electrically operated valves are adjusted to manually
Halted state, when heat conduction oil temperature is down to below certain temperature, closes vacuum pump 11, and slowly opens emptying valve 5, makes to set
It is standby to enter normal pressure state.Cooling blower, spray pump 24, conduction oil oil circulating pump 33 are closed, closes all valves, deenergization,
Electric control box is locked, arranges scene.
（5）Safeguard：Tap water can be added and carry out detergent line and equipment.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all according to the present invention
The equivalent change or modification that Spirit Essence is made, should be covered by the protection scope of the present invention.
Claims (2)
- A kind of 1. chemical nickel waste liquid integrated processing system, it is characterised in that：The chemical nickel waste liquid integrated processing system can be to changing Learn nickel waste liquid and carry out separation of solid and liquid, chemical nickel waste liquid integrated processing system includes an outer support frame（1）, evaporation equipment, heat conduction Oil circulating device, electric cabinet and Automated condtrol unit；The evaporation equipment includes vapour liquid separator（3）, material inlet valve （4）, emptying valve（5）, one or two heating chamber（7）, concentrate drain valve, condenser（9）, water tank（10）, vacuum pump （11）；The vapour liquid separator（3）It is used for separate vapour and the container of feed liquid, vapour liquid separator for one（3）Lower part be equipped with one Material inlet（12）, material inlet（12）With the material inlet valve（4）It is connected by pipeline, vapour liquid separator（3）Bottom set There is a material outlet（13）, material outlet（13）Pass through pipeline and the heating chamber（7）Lower part be connected, vapour liquid separator （3）Middle part be equipped with first liquid level gauge and steam inlet（15）, vapour liquid separator（3）Top be equipped with the first steam (vapor) outlet （16）, the first steam (vapor) outlet（16）Pass through pipeline and the condenser（9）Top be connected, vapour liquid separator（3）Top Equipped with drain（17）, drain（17）Pass through pipeline and emptying valve（5）Communicate, be vented valve（5）Positioned at drain（17） Lower section, drain（17）With being vented valve（5）Between be equipped with pressure gauge；The heating chamber（7）For the container of tube shell type structure, heating chamber（7）Tube side in flowed through material, heating chamber（7）Shell Conduction oil, the heating chamber have been flowed through in journey（7）Bottom be equipped with concentrated solution outlet（18）, concentrated solution outlet（18）It can pass through The concentrate drain valve is in communication with the outside, heating chamber（7）Lower part be equipped with heat conductive oil inlet（19）, heat conductive oil inlet（19）It is logical Cross pipeline to connect with the heat conduction oil circulating device, the heating chamber（7）Top be equipped with the first conduction oil outlet（20）With Two steam (vapor) outlets（21）, the second steam (vapor) outlet（21）Pass through pipeline and the steam inlet（15）Connection；When the heating chamber （7）Quantity be two when, the heat conduction oil circulating device by parallel pipeline respectively with two heating chambers（7）Heat conduction Oil inlet（19）Connection, the vapour liquid separator（3）On steam inlet（15）Added respectively with two by parallel pipeline Hot cell（7）The second steam (vapor) outlet（21）Connection；The condenser（9）For the container of a tube shell type structure, steam passes through condenser（9）Become condensate liquid after cooling, condense Device（9）Tube side in flowed through steam and condensate liquid, condenser（9）Shell side in flowed through cooling water, condenser（9）Top Equipped with cooling water outlet（22）, the lower part of condenser is equipped with cooling water inlet（23）；The water tank（10）By the first tank body （25）With the second tank body（26）Form, the first tank body（25）It is seated in the second tank body（26）On, the first tank body（25）Pass through pipe The second balanced valve that road and pipeline are equipped with（28）With the second tank body（26）Connection, the first tank body（25）Top and the condensation Device（9）Bottom connection, the first tank body（25）Top and the second tank body（26）Top by parallel pipeline with it is described Vacuum pump（11）Connection, the second tank body（26）With vacuum pump（11）Between be equipped with the first balanced valve（27）, the second tank body（26）'s Top is equipped with the 3rd balanced valve that can be in communication with the outside（29）, the second tank body（26）Middle part be equipped with second liquid level gauge, second Tank body（26）Bottom be equipped with for condensate discharge outlet valve（30）；The heat conduction oil circulating device includes heating tank（32）, heat conduction oil circulating pump（33）；The heating tank（32）Inside have one To multiple heating rods, conduction oil is in heating tank（32）In heated by heating rod, heat conduction oil circulating pump（33）By pipeline with adding Heat channel（32）Connection, connectivity part are located at heating tank（32）Lower part, the heating tank（32）Top go out equipped with the second conduction oil Mouthful（34）, the second conduction oil outlet（34）Pass through pipeline and the heating chamber（7）Heat conductive oil inlet（19）Connection；The heating Room（7）The first conduction oil outlet（20）Pass through pipeline and the heat conduction oil circulating pump（33）Connection；The Automated condtrol unit includes heat-conducting oil heating control module, temperature sensor, charging control module, the first sensing Device, condensate discharge control module, second sensor；The signal output part of the temperature sensor and heat-conducting oil heating control mould The signal input part of block is electrically connected, and heat-conducting oil heating control module is according to the setting of inlet oil temperature and returning-oil temperature to the heating Groove（32）Interior heating-up temperature is controlled；The signal input part of the first sensor and the signal of the first liquid level gauge are defeated Outlet is electrically connected, and the signal output part of first sensor is electrically connected with the signal input part of the charging control module, charging control Molding block controls the material inlet valve（4）Switch；The signal input part of the second sensor and the second liquid level gauge Signal output part is electrically connected, the signal output part of second sensor and the signal input part electricity of the condensate discharge control module Connection, condensate discharge control module control first balanced valve（27）, the second balanced valve（28）, the 3rd balanced valve（29）With And outlet valve（30）Switch；The material inlet valve（4）, the first balanced valve（27）, the second balanced valve（28）, the 3rd balanced valve （29）And outlet valve（30）It is electrically operated valve；The outer support frame（1）On be from left to right located heat conduction oil circulating device, heating chamber successively（7）, vapour liquid separator （3）, condenser（9）And vacuum pump（11）, wherein, the heat conduction oil circulating pump（33）Positioned at the heating tank（32）Under Side, the heating tank（32）On the second conduction oil outlet（34）Position be higher than the heating chamber（7）On heat conductive oil inlet （19）Position, the vapour liquid separator（3）Position be higher than heating chamber（7）Position, the vacuum pump（11）Positioned at condensation Device（9）Lower section；The outer support frame（1）On be additionally provided with electric cabinet（2）, electric cabinet（2）Positioned at the heat conduction oil circulating device Front or behind, electric cabinet（2）On Automated condtrol unit is installed.
- A kind of 2. chemical nickel waste liquid integrated processing system according to claim 1, it is characterised in that：The heating tank（32） Top be equipped with a top petrol tank（35）, top petrol tank（35）It is equipped with high-order oil inlet（36）, high-order oil outlet（37）And Exhaust outlet（38）, high-order oil inlet（36）Connected by pipeline with filling pump, high-order oil outlet（37）Led by pipeline with described Hot-oil circulation equipment connects, high-order oil inlet（36）It is arranged on top petrol tank（35）Bottom, high-order oil outlet（37）And exhaust Mouthful（38）It is arranged on top petrol tank（35）Top.
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| CN106282573B (en) * | 2016-08-24 | 2018-11-30 | 盛隆资源再生（无锡）有限公司 | A method of recycling metal resource from hazardous solid waste |
| CN110206117B (en) * | 2019-06-17 | 2020-11-13 | 河北丰越能源科技有限公司 | Manufacturing method of phosphogypsum backwater recycling system |
| CN114956233B (en) * | 2022-06-15 | 2024-01-23 | 罗时雨 | Low-temperature concentration and quality-classifying treatment method for sewage |
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| JPS58163493A (en) * | 1982-03-19 | 1983-09-28 | Matsushita Electric Ind Co Ltd | Treating agent for neutralizing water generated by condensation of moisture |
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| JPS58163493A (en) * | 1982-03-19 | 1983-09-28 | Matsushita Electric Ind Co Ltd | Treating agent for neutralizing water generated by condensation of moisture |
| JP2010189747A (en) * | 2009-02-20 | 2010-09-02 | Takamatsu Mekki:Kk | METHOD FOR PRODUCING HIGH-GRADE RECYCLED Ni SLUDGE |
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