CN105712558B - A kind of chemical nickel liquid waste treatment system of full-automatic serialization - Google Patents
A kind of chemical nickel liquid waste treatment system of full-automatic serialization Download PDFInfo
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- CN105712558B CN105712558B CN201610131227.9A CN201610131227A CN105712558B CN 105712558 B CN105712558 B CN 105712558B CN 201610131227 A CN201610131227 A CN 201610131227A CN 105712558 B CN105712558 B CN 105712558B
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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 liquid waste treatment system of full-automatic serialization, it is characterised in that：The chemical nickel liquid waste treatment system can be separated by solid-liquid separation chemical nickel waste liquid, including evaporation equipment, cooling tower, heat conduction oil circulating device and Automated condtrol unit；Evaporation equipment includes vapour liquid separator, charging electrically operated valve, emptying valve, the first heating room, the second heating room, concentrate drain valve, condenser, water tank, vacuum pump；In the operating condition, the first heating room and second is heated both rooms in turn and is not worked at the same time；Water tank is made of the first tank body and the second tank body；Heat conduction oil circulating device includes heating tank, heat conduction oil circulating pump；Automated condtrol unit includes heat-conducting oil heating control module, temperature sensor, charging control module, first sensor, condensed water elimination control module, second sensor.The chemical nickel liquid waste treatment system of the present invention can be effectively removed phosphorus, nickel and COD in chemical nickel waste liquid.
Description
Technical field
The present invention relates to industrial wastes process fields, and in particular to a kind of chemical nickel liquid waste processing system of full-automatic serialization
System, the chemical nickel waste liquid which generates 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 production requirement is not achieved to cause to discard due to chemical reaction（It is commonly called as aging）, discarded
Chemical nickel coating bath generates a large amount of bubble slots 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 produce higher requirement to disposition, 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 can cause great dirt to water environment
Dye.
The processing means for being directed to above-mentioned waste liquid at present through investigation are less, and generally conventional method is chemical method, i.e., by this height
Concentration waste liquid is added dropwise in batches in the lower waste water of concentration, and part oxidizable species are carried out oxygen by Fenton oxidation reaction
Change, keep nickel ion completely exposed, after with calcium hydroxide solution adjust pH be alkalinity, so that nickel ion is precipitated, be added polyacrylamide
So that the precipitation of generation is settled, through filter press press filtration at 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 completely removed；It also will produce ammonia, acid while chemically reacting
The pernicious gases such as volatilization；It is not only dangerous to generate many sludge, but also occupies place, transport is inconvenient；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
Set operating personnel；Outer transportation problem that there is also chemical times for chemical treatment method relatively slowly, waste liquid storage is entrusted.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 outer expense handled of entrusting increasingly increases, enterprise
It is difficult to bear the outer expense disposed of this waste liquid committee.
Invention content
The present invention provides a kind of chemical nickel liquid waste treatment system of full-automatic serialization, and its object is to solve current change
Learn nickel liquid waste processing mode cannot remove nitrogen in chemical nickel waste liquid, phosphorus, COD pollution and lead to the problem of secondary pollution.
In order to achieve the above objectives, the technical solution adopted by the present invention is：At a kind of chemical nickel waste liquid of full-automatic serialization
Reason system can be separated by solid-liquid separation chemical nickel waste liquid, chemical nickel liquid waste treatment system include evaporation equipment, cooling tower,
Heat conduction oil circulating device and Automated condtrol unit；
The evaporation equipment includes vapour liquid separator, charging electrically operated valve, emptying valve, the first heating room, the second heating
Room, concentrate drain valve, condenser, water tank, vacuum pump；The vapour liquid separator is an appearance for being used for separate vapour and feed liquid
The lower part of device, vapour liquid separator is equipped with a material inlet, and material inlet is connected with the charging electrically operated valve by pipeline, vapour-liquid
The bottom of separator is equipped with a material outlet, and material outlet heats room and second with described first respectively by parallel pipeline
The lower part of heating room is connected, and the middle part of vapour liquid separator is equipped with first liquid level gauge and steam inlet, the top of vapour liquid separator
Equipped with the first steam (vapor) outlet, the first steam (vapor) outlet by being connected at the top of pipeline and the condenser, vapour liquid separator it is upper
Portion is equipped with drain, and drain is communicated by pipeline with emptying valve, and emptying valve is located at below drain, drain and emptying
Pressure gauge is equipped between valve；
The first heating room and the second heating room are the container of tube shell type structure, the first heating room and the second heating room
Tube side in flowed through material, conduction oil, first heating room have been flowed through in the shell side of the first heating room and the second heating room
It is equipped with concentrated solution outlet with the bottom of the second heating room, concentrated solution outlet can be connected by the concentrate drain valve with extraneous
Logical, the lower part of the first heating room and the second heating room is equipped with heat conductive oil inlet, the top of the first heating room and the second heating room
It is equipped with the first conduction oil outlet and the second steam (vapor) outlet, the second steam (vapor) outlet is connected to by pipeline with the steam inlet；
Under working condition, the first heating room and second is heated both rooms in turn and is not worked at the same time；
The cooling tower provides the device of cooling water using water as circulating coolant and for the condenser for one, described cold
Condenser is the container of a tube shell type structure, and steam becomes condensate liquid after condenser cools down, flowed through in the tube side of condenser
Steam and condensate liquid, cooling water has been flowed through in the shell side of condenser, and the top of condenser is equipped with cooling water outlet, cooling water outlet
Be connected to the cooling tower by pipeline, the lower part of condenser is equipped with cooling water inlet, cooling water inlet by pipeline with it is described
Cooling tower is connected to and is equipped with spray pump between cooling water inlet and cooling tower；The water tank is by the first tank body and the second tank body
It constitutes, the first tank body is located on the second tank body, the second balanced valve that the first tank body is equipped with by pipeline and pipeline and the
Two tank bodies are connected to, and the top of the first tank body is connected to the bottom of the condenser, and the top of the first tank body is upper with the second tank body
Portion is connected to by parallel pipeline with the vacuum pump, and the first balanced valve, the second tank are equipped between the second tank body and vacuum pump
The top of body is equipped with the third balanced valve that can be in communication with the outside, and the middle part of the second tank body is equipped with second liquid level gauge, the second tank body
Bottom be equipped with for condensate discharge outlet valve；First balanced valve, the second balanced valve, third balanced valve and outlet valve
It is electrically operated valve；
The heat conduction oil circulating device includes heating tank, heat conduction oil circulating pump, filling pump；The filling pump by pipeline with
Heat conduction oil circulating pump is connected to；There is one or more heating rod, conduction oil to be added by heating rod in heating tank in the heating tank
Heat, heat conduction oil circulating pump are connected to by pipeline with heating tank, and connectivity part is located at the lower part of heating tank, and the top of the heating tank is set
Have the second conduction oil outlet, the second conduction oil outlet by pipeline with described first heat the conduction oil of room and the second heating room into
Mouth connection；First conduction oil outlet of the first heating room and the second heating room is connected by pipeline and the heat conduction oil circulating pump
It is logical；
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；The signal output end 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 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 end 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 charging electrically operated valve；The signal input part of the second sensor and the second liquid level gauge
Signal output end is electrically connected, the signal input part electricity of the signal output end of second sensor and the condensed water elimination control module
Connection, condensed water elimination control module control opening for first balanced valve, the second balanced valve, third balanced valve and outlet valve
It closes.
Related content in above-mentioned technical proposal is explained as follows：
1, in said program, 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 to the filling pump by pipeline, it is high-order fuel-displaced
Mouth is connected to by pipeline with the heat conduction oil circulating device, and high-order oil inlet is arranged in the bottom of top petrol tank, high-order oil outlet
It is arranged at the top of top petrol tank with exhaust outlet.From the aspect of the safety 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 be filled conduction oil 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.
2, in said program, first heating room, the second heating room and condenser belong to heat exchanger.Heat exchanger is
The equipment that the partial heat of hot fluid is passed into cold fluid, also known as heat exchanger.Heat exchanger is chemical industry, oil, power, food
And the common apparatus of other many industrial departments, according to purposes difference can be divided into heater, condenser, cooler, evaporator,
Reboiler etc..And shell-and-tube heat exchanger is to occupy leading position, a kind of very typical heat exchanger, it is mainly by shell, tube bank, pipe
The compositions such as plate, hydraulic barrier and end socket, its stroke becomes tube side in Bottomhole pressure for a kind of fluid, and one other fluid outflows in pipe
Moving its stroke becomes shell side, and the wall surface of tube bank is heat-transfer area.The concrete structure design of shell-and-tube heat exchanger belongs to the prior art,
The first heating room, the second heating room and the condenser of the present invention only needs to use shell-and-tube heat exchanger common in the art
Structure design to achieve the effect that 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,
Phosphorus, COD pollution and lead to the problem of secondary pollution, using low-temperature negative-pressure concentration technology and the present invention full-automatic serialization
Chemical nickel liquid waste treatment system chemical nickel waste liquid can be separated by solid-liquid separation, nickeliferous solid is recycled, and realizes the money of nickel
Sourceization recycles, and thoroughly solves the process problem of chemical nickel waste liquid.The main utilizationization of chemical nickel liquid waste treatment system of the present invention
The boiling point for learning each substance in nickel waste liquid is different, and the amount of ammonia nitrogen in condensate liquid, low-temp low-pressure control condensation are controlled according to pH is adjusted
The amount of liquid COD, and because the chemical constituent relative boiling point that nickel, phosphorus, nitrate anion substance of this kind are constituted is higher, will not steam at low temperature
It sends out, hereby it is ensured that the discharge quality of condensed water, control heating temperature controls thickening efficiency.First, chemical nickel is opened
Liquid waste treatment system, after the system enters stable vacuum state, charging, chemical nickel waste liquid is through vacuum suck to vapor-liquid separation
Device, then the material outlet through vapour liquid separator bottom are flowed into the first heating room or the second heating room.Then, control first adds
In a certain range, feed liquid is in the tube side of the first heating room and the second heating room for hot cell and the second indoor heating temperature of heating
After being heated to boiling, part vaporizes, the kinetic energy for making thermal energy be converted into moving upwards, simultaneously because gas-liquid mixed in heating tube bundle
Object and the material of not boiling generation severe are poor, produce the Natural Circulation of material.Material is heated the more, and circulation rate is faster.
Circulation rate is faster, and concentration speed is faster.It is to be concentrated in place after, concentrate directly from first heating room or second heating room bottom
Portion emits.And the gas evaporated rises at the top of vapour liquid separator, then to become condensate liquid after the condensation of condensed device laggard
Enter water tank, wherein the first tank body in water tank functions as condensate liquid from condenser base falls to water tank
A cushion space.Condensate liquid can be directly discharged to Sewage Disposal.
And the chemical nickel liquid waste treatment system of the present invention can accomplish full-automatic serialization operation.In order to make system not stop
Operation, serialization are run, therefore are designed two heating rooms and switched over, it is determined as the first heating room and the second heating room, two add
Hot cell does not work at the same time in turn, shares a vapour liquid separator.When the first heating room is concentrated into a certain degree and must stop concentration
When, then enable the second heating room.
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 temperature in heating tank is controlled.
Feed the switch of control module control charging electrically operated valve, charging by vacuum self-priming, inlet amount upper limit value and into
Doses lower limiting value is controlled by differential pressure type level gauge, and when inlet amount reaches the setting 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 reaches setting inlet amount lower limiting value,
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 first balanced valve, the second balanced valve, third balanced valve and outlet valve
Switch.Condensate liquid water level is controlled according to differential pressure type level gauge, and liquid level differential pressure signal is become electric signal by second sensor
It is delivered to each electrically operated valve, when liquid level reaches upper limit value in water tank, the first balanced valve and the second balanced valve are closed, third
Balanced valve and outlet valve are opened, and are reached and are isolated automatically with vacuum system and are vented and discharge condensate liquid, when liquid level reaches in water tank
When to lower limiting value, third balanced valve and outlet valve are closed, and the first balanced valve and the second balanced valve are then opened, and are made and vacuum system
Connection, continues to concentrate.
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, green start button is pressed, by the
One balanced valve, the second balanced valve, third balanced valve and outlet valve be adjusted to automatically, open cooling water valve, open spray pump to
Cooling water is injected in condenser, charging electrically operated valve is adjusted to by subsequent start-up vacuum pump after equipment enters stable vacuum state
Automatically it is fed to setting position, chemical nickel waste liquid is through in vacuum suck to vapour liquid separator；
It opens cooling blower and opens heat conduction oil circulating pump, set heating temperature, heat transfer oil electric heating switch is adjusted to certainly
It is dynamic, chemical nickel feed liquid is heated in the first heating room or the second heating interior by conduction oil.Feed liquid reaches by heating
Start to evaporate after boiling.
（2）Evaporating concentration process：Evaporation equipment is fully automatic operation, including the first balanced valve, the second balanced valve, third are flat
Valve, outlet valve, charging electrically operated valve weigh as auto state.Can be observed in evaporation process liquid level in vapour liquid separator with
It the progress of evaporation and constantly declines, 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, automatic to arrange when reaching certain liquid level in water tank
It lets cool solidifying.
（3）When stopping concentration, heat conduction oil circulating device is first closed, vacuum pump is turned off, by the first balanced valve, the second balance
Valve, third 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 completes primary concentration.After concentration, all valves are closed, by the first balance
Valve, the second balanced valve, third balanced valve, outlet valve are adjusted to automatically, open vacuum pump, after equipment enters stable 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 liquid waste treatment system completes feed step again, all electrically operated valves are adjusted to manually
Halted state closes vacuum pump when heat conduction oil temperature is down to certain temperature or less, and slowly opens emptying valve, makes equipment
Into normal pressure state.Cooling blower, spray pump, conduction oil oil circulating pump are closed, closes all valves, deenergization locks electricity
Control cabinet arranges scene.
（5）It safeguards：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 liquid waste treatment system, without additionally adding any medicament, and
Chemical method can not be handled to nitric acid washing trough waste liquid up to standard to be added in chemical nickel waste liquid.Concentrating chemical nickel waste liquid it is same
When, also consume nitric acid bubble slot cleaning waste liquid.
（2）The chemical nickel liquid waste treatment system is vacuum tightness system, thus is generated without gas to pollute air, concentrate
Also it has no irritating odor, cures after cooling and become jelly.
（3）The chemical nickel liquid waste treatment system is vessels not under pressure, and heating 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）It is useless by the chemical nickel for there is the chemical nickel waste liquid raw water of high phosphorus, nitrogen, nickel and the organic pollution factor
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 ten times of original chemical nickel liquid waste concentration or more in concentrate, nickel from
Sub- concentration is higher, can carry out metal smelt, has recovery value.
（7）Heating equipment in the chemical nickel liquid waste treatment system uses heat conduction oil circulating device, using heat-conducting oil heating
It is heated evenly, and heating temperature is stablized, and so that heating temperature is maintained a relatively constant temperature in range, to the steady of whole system
It is qualitative play the role of it is vital.
Description of the drawings
Attached drawing 1 is the structural schematic diagram one of the chemical nickel liquid waste treatment system of the present invention；
Attached drawing 2 is the structural schematic diagram two of the chemical nickel liquid waste treatment system of the present invention, wherein A points in attached drawing 1 with it is attached
A ' points in Fig. 2 are same point, and attached drawing 1 and attached drawing 2 collectively form a complete structural schematic diagram.
In the figures above：1, cooling tower；2, filling pump；3, vapour liquid separator；4, electrically operated valve is fed；5, it is vented valve；
6, the first heating room；7, the second heating room；8, concentrate drain valve；9, condenser；10, water tank；11, vacuum pump；12, material
Import；13, material outlet；14, first liquid level gauge；15, steam inlet；16, the first steam (vapor) outlet；17, drain；18, it concentrates
Liquid exports；19, heat conductive oil inlet；20, the first conduction oil outlet；21, the second steam (vapor) outlet；22, cooling water outlet；23, cooling
Water inlet；24, spray pump；25, the first tank body；26, the second tank body；27, the first balanced valve；28, the second balanced valve；29, third
Balanced valve；30, outlet valve；31, second liquid level gauge；32, heating tank；33, heat conduction oil circulating pump；34, the second conduction oil outlet；
35, top petrol tank；36, high-order oil inlet；37, high-order oil outlet；38, exhaust outlet；39, cooling water valve；40, tap water enters
Mouthful；41, flowmeter.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and embodiments：
Embodiment：A kind of chemical nickel liquid waste treatment system of full-automatic serialization
Shown in attached drawing 1, which can be separated by solid-liquid separation chemical nickel waste liquid, chemical nickel
Liquid waste treatment system includes evaporation equipment, cooling tower 1, heat conduction oil circulating device and Automated condtrol unit；
The evaporation equipment includes vapour liquid separator 3, charging electrically operated valve 4, the emptying heating of valve 5, first room 6, second
Heat room 7, concentrate drain valve 8, condenser 9, water tank 10, vacuum pump 11；The vapour liquid separator 3 is one for detaching steaming
The lower part of the container of vapour and feed liquid, vapour liquid separator 3 is equipped with a material inlet 12, material inlet 12 and the charging electrically operated valve
4 are connected by pipeline, and the bottom of vapour liquid separator 3 is equipped with a material outlet 13, and material outlet 13 passes through parallel pipeline point
The lower part for not heating room 7 with first heating room 6 and second is connected, and the middle part of vapour liquid separator 3 is equipped with first liquid level gauge
14 and steam inlet 15, the top of vapour liquid separator 3 is equipped with the first steam (vapor) outlet 16, and the first steam (vapor) outlet 16 passes through pipeline and institute
The top for stating condenser 9 is connected, and the top of vapour liquid separator 3 is equipped with drain 17, and drain 17 passes through pipeline and blow valve
Door 5 communicates, and emptying valve 5 is located at 17 lower section of drain, and pressure gauge is equipped between drain 17 and emptying valve 5；
The container that room 7 is tube shell type structure is heated in first heating room 6 and second, and the first heating room 6 and second adds
Flowing through material in the tube side in hot cell 7, the first heating room 6 and second heats and has flowed through conduction oil in the shell side of room 7, and described first
The bottom that room 7 is heated in heating room 6 and second is equipped with concentrated solution outlet 18, and concentrated solution outlet 18 can be arranged by the concentrate
It puts valve 8 to be in communication with the outside, the lower part that room 7 is heated in the first heating room 6 and second is equipped with heat conductive oil inlet 19, the first heating room 6
It is equipped with the first conduction oil outlet 20 and the second steam (vapor) outlet 21 with the top of the second heating room 7, the second steam (vapor) outlet 21 passes through
Parallel pipeline is connected to the steam inlet 15；In the operating condition, room 7 two is heated in first heating room 6 and second
Person in turn and does not work at the same time；
The cooling tower 1 provides the device of cooling water using water as circulating coolant and for the condenser for one, described
Condenser 9 is the container of a tube shell type structure, and steam becomes condensate liquid after the cooling of condenser 9, flowed in the tube side of condenser 9
Through having steam and condensate liquid, cooling water is flowed through in the shell side of condenser 9, the top of condenser 9 is equipped with cooling water outlet 22, cold
But water out 22 is connected to by pipeline with the cooling tower 1, and the lower part of condenser is equipped with cooling water inlet 23, cooling water inlet 23
It is connected to the cooling tower 1 by pipeline and is equipped with spray pump 24 between cooling water inlet 23 and cooling tower 1；The water tank
10 are made of the first tank body 25 and the second tank body 26, and the first tank body 25 is located on the second tank body 26, and the first tank body 25 passes through
The second balanced valve 28 that pipeline and pipeline are equipped with is connected to the second tank body 26, top and the condenser 9 of the first tank body 25
Bottom connection, the top of the top of the first tank body 25 and the second tank body 26 passes through parallel pipeline and connects with the vacuum pump 11
It is logical, the first balanced valve 27 is equipped between the second tank body 26 and vacuum pump 11, the top of the second tank body 26 is equipped with can be with the external world even
The middle part of logical third balanced valve 29, the second tank body 28 is equipped with second liquid level gauge 31, and the bottom of the second tank body 26 is equipped with for condensation
The outlet valve 30 of liquid discharge；First balanced valve 27, the second balanced valve 28, third balanced valve 29 and outlet valve 30 are electricity
Movable valve；
The heat conduction oil circulating device includes heating tank 32, heat conduction oil circulating pump 33, filling pump 2；The filling pump 2 passes through
Pipeline is connected to heat conduction oil circulating pump 33；There is one or more heating rod, conduction oil is in heating tank 32 in the heating tank 32
It being heated by heating rod, heat conduction oil circulating pump 33 is connected to by pipeline with heating tank 32, and connectivity part is located at the lower part of heating tank 32,
The top of the heating tank 32 be equipped with the second conduction oil outlet 34, the second conduction oil outlet 34 by parallel pipeline respectively with
The first heating room 6 is connected to the heat conductive oil inlet 19 of the second heating room 7；Heat room 7 in first heating room 6 and second
First conduction oil outlet 20 is connected to 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 end 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 temperature in heating tank 32 is controlled；The letter of the signal input part of the first sensor and the first liquid level gauge 14
The electrical connection of number output end, the signal output end of first sensor are electrically connected with the signal input part for feeding control module, into
Material control module controls the switch of the charging electrically operated valve 4；The signal input part of the second sensor and second liquid
The signal output end electrical connection of position meter 31, the signal of the signal output end of second sensor and the condensate discharge control module
Input terminal is electrically connected, and condensate discharge control module controls first balanced valve 27, the second balanced valve 28, third balanced valve 29
And the switch of outlet valve 30.
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 to by pipeline with the filling pump 2, and high-order oil outlet 37 passes through pipe
Road is connected to the heat conduction oil circulating device, and high-order oil inlet 36 is arranged in the bottom of top petrol tank 35,37 He of high-order oil outlet
Exhaust outlet 38 is arranged at the top of top petrol tank 35.
Flow meters 41 can be also equipped on the pipeline where the charging electrically operated valve 4, for recording charging treating capacity,
It instructs by setting feed rate, control the discharge time.
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, green start button is pressed, by the
One balanced valve 27, the second balanced valve 28, third balanced valve 29 and outlet valve 30 are adjusted to automatically, are opened cooling water valve 39, are opened
It opens spray pump 24 and injects cooling water into condenser 9, subsequent start-up vacuum pump 11 will after equipment enters stable vacuum state
Charging electrically operated valve 4 is adjusted to be fed to setting position automatically, and chemical nickel waste liquid is through in vacuum suck to vapour liquid separator 3；
It opens cooling blower and opens heat conduction oil circulating pump 33, set heating temperature, heat transfer oil electric heating switch is adjusted to
Automatically, it is heated in room 7 in the first heating room 6 or second by conduction oil and chemical nickel feed liquid is heated.Feed liquid is by heating
Start to evaporate after reaching boiling.
It in order to keep system not out of service, therefore designs two heating rooms and switches over, it is determined as the first heating room 6 and second
Room 7 is heated, two heating rooms do not work at the same time in turn, share a vapour liquid separator.When the first heating room is concentrated into certain journey
When spending and concentration must be stopped, enabling the second heating room 7 and continue to concentrate.
（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 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, third balanced valve 29, outlet valve 30 are adjusted to manually, slowly open emptying valve 5 by emptying in equipment to normal pressure shape
Concentrate is discharged from concentrated solution outlet 18, starts to discharge by state while hot, completes primary concentration.After concentration, all valves are closed
First balanced valve 27, the second balanced valve 28, third balanced valve 29, outlet valve 30 are adjusted to automatically, open vacuum pump 11, wait for by door
After equipment enters stable vacuum state, charging electrically operated valve 4 is adjusted to automatically, is fed.If continuing to concentrate, opens 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 closes vacuum pump 11 when heat conduction oil temperature is down to certain temperature or less, 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, scene is arranged.
（5）It safeguards：Tap water can be added and carry out detergent line and equipment, as the label 40 in attached drawing 1 indicates that tap water enters
Mouthful.
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 cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (2)
1. a kind of chemical nickel liquid waste treatment system of full-automatic serialization, it is characterised in that：The chemical nickel liquid waste treatment system energy
Enough to be separated by solid-liquid separation to chemical nickel waste liquid, chemical nickel liquid waste treatment system includes evaporation equipment, cooling tower（1）, conduction oil follows
Ring apparatus and Automated condtrol unit；
The evaporation equipment includes vapour liquid separator（3）, charging electrically operated valve（4）, emptying valve（5）, first heating room（6）、
Second heating room（7）, concentrate drain valve（8）, condenser（9）, water tank（10）, vacuum pump（11）；The vapour liquid separator
（3）The container for being used for separate vapour and feed liquid for one, vapour liquid separator（3）Lower part be equipped with a material inlet（12）, material into
Mouthful（12）With the charging electrically operated valve（4）It is connected by pipeline, vapour liquid separator（3）Bottom be equipped with a material outlet
（13）, material outlet（13）By parallel pipeline room is heated with described first respectively（6）With the second heating room（7）Lower part
It is connected, vapour liquid separator（3）Middle part be equipped with first liquid level gauge（14）And steam inlet（15）, vapour liquid separator（3）Top
Portion is 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/gas separator（3）Top be equipped with drain（17）, drain（17）Pass through pipeline and emptying valve（5）It communicates, is vented valve
（5）Positioned at drain（17）Lower section, drain（17）With emptying valve（5）Between be equipped with pressure gauge；
First heating room（6）With the second heating room（7）It is the container of tube shell type structure, the first heating room（6）With second
Heat room（7）Tube side in flowed through material, the first heating room（6）With the second heating room（7）Shell side in flowed through conduction oil,
First heating room（6）With the second heating room（7）Bottom be equipped with concentrated solution outlet（18）, concentrated solution outlet（18）It can
Pass through the concentrate drain valve（8）It is in communication with the outside, the first heating room（6）With the second heating room（7）Lower part be equipped with and lead
Hot oil inlet（19）, the first heating room（6）With the second heating room（7）Top be equipped with the first conduction oil outlet（20）With second
Steam (vapor) outlet（21）, the second steam (vapor) outlet（21）Pass through pipeline and the steam inlet（15）Connection；In the operating condition, described
First heating room（6）With the second heating room（7）The two in turn and does not work at the same time；
The cooling tower（1）For one using water as circulating coolant and be the condenser（9）The device of cooling water is provided, it is described
Condenser（9）For the container of a tube shell type structure, steam passes through condenser（9）Become condensate liquid, condenser after cooling（9）Pipe
Steam and condensate liquid, condenser have been flowed through in journey（9）Shell side in flowed through cooling water, condenser（9）Top be equipped with cooling
Water out（22）, cooling water outlet（22）Pass through pipeline and the cooling tower（1）Connection, the lower part of condenser be equipped with cooling water into
Mouthful（23）, cooling water inlet（23）Pass through pipeline and the cooling tower（1）Connection and cooling water inlet（23）With cooling tower（1）
Between be equipped with spray pump（24）；The water tank（10）By the first tank body（25）With the second tank body（26）It constitutes, the first tank body
（25）It is located at the second tank body（26）On, the first tank body（25）The second balanced valve being equipped with by pipeline and pipeline（28）With
Second tank body（26）Connection, the first tank body（25）Top and the condenser（9）Bottom connection, the first tank body（25）It is upper
Portion and the second tank body（26）Top pass through parallel pipeline and the 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）Top be equipped with the third 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（31）, the second tank body（26）Bottom be equipped with for condensate discharge
Outlet valve（30）；First balanced valve（27）, the second balanced valve（28）, third balanced valve（29）And outlet valve（30）
For electrically operated valve；
The heat conduction oil circulating device includes heating tank（32）, heat conduction oil circulating pump（33）, filling pump（2）；The filling pump（2）
Pass through pipeline and heat conduction oil circulating pump（33）Connection；The heating tank（32）It is interior that there is one or more heating rod, conduction oil to add
Heat channel（32）In heated by heating rod, heat conduction oil circulating pump（33）Pass through pipeline and heating tank（32）Connection, connectivity part are located at
Heating tank（32）Lower part, the heating tank（32）Top be equipped with the second conduction oil outlet（34）, the second conduction oil outlet
（34）Room is heated by pipeline and described first（6）With the second heating room（7）Heat conductive oil inlet（19）Connection；Described first adds
Hot cell（6）With the second 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 end of the temperature sensor controls mould with heat-conducting oil heating
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
Slot（32）Interior heating temperature is controlled；The signal input part of the first sensor and the first liquid level gauge（14）Letter
The electrical connection of number output end, the signal output end of first sensor are electrically connected with the signal input part for feeding control module, into
Expect that control module controls the charging electrically operated valve（4）Switch；The signal input part of the second sensor and described second
Liquid level gauge（31）Signal output end electrical connection, the signal output end of second sensor and the condensate discharge control module
Signal input part is electrically connected, and condensate discharge control module controls first balanced valve（27）, the second balanced valve（28）, third
Balanced valve（29）And outlet valve（30）Switch.
2. a kind of chemical nickel liquid waste treatment system of full-automatic serialization according to claim 1, it is characterised in that：It is described
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）, it is high-order fuel-displaced
Mouthful（37）And exhaust outlet（38）, high-order oil inlet（36）Pass through pipeline and the filling pump（2）Connection, high-order oil outlet（37）
It is connected to the heat conduction oil circulating device by pipeline, high-order oil inlet（36）It is arranged in top petrol tank（35）Bottom, it is high-order
Oil outlet（37）And exhaust outlet（38）It is arranged in top petrol tank（35）Top.
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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 |
| CN102219331A (en) * | 2011-04-01 | 2011-10-19 | 山东万盛环保科技发展有限公司 | Automatic control system of furfural waste water recycling apparatus |
| CN204644042U (en) * | 2015-05-21 | 2015-09-16 | 钟祥凯龙楚兴化工有限责任公司 | A kind of liquid waste treating apparatus of ammonium nitrate production line |
| CN205590488U (en) * | 2016-03-09 | 2016-09-21 | 苏州市东方环境技术研究有限公司 | Chemical nickel liquid waste processing system of full -automatic serialization |
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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 |
| CN102219331A (en) * | 2011-04-01 | 2011-10-19 | 山东万盛环保科技发展有限公司 | Automatic control system of furfural waste water recycling apparatus |
| CN204644042U (en) * | 2015-05-21 | 2015-09-16 | 钟祥凯龙楚兴化工有限责任公司 | A kind of liquid waste treating apparatus of ammonium nitrate production line |
| CN205590488U (en) * | 2016-03-09 | 2016-09-21 | 苏州市东方环境技术研究有限公司 | Chemical nickel liquid waste processing system of full -automatic serialization |
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