CN107588596A - A kind of solid-liquid separation system and the equipment with the system - Google Patents
A kind of solid-liquid separation system and the equipment with the system Download PDFInfo
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- CN107588596A CN107588596A CN201710972986.2A CN201710972986A CN107588596A CN 107588596 A CN107588596 A CN 107588596A CN 201710972986 A CN201710972986 A CN 201710972986A CN 107588596 A CN107588596 A CN 107588596A
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- fuel tank
- liquid separation
- desiccation
- solid
- heat conduction
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- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000003973 paint Substances 0.000 abstract description 66
- 239000002893 slag Substances 0.000 abstract description 66
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- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
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- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
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Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The present invention discloses a kind of solid-liquid separation system and the equipment with the system, including：Desiccation case, shelf pipe is internally provided with, material is handled in adiabatic process；Heat conduction fuel tank, it includes some electric heating tubes, and for heating conduction oil, thermal source is provided for desiccation case.Conduction oil flows into the shelf pipe of desiccation case after heat conduction fuel tank heats, and for being heated to material, heating process reclaimed water and organic solvent evaporation realize the separation with material, and last conduction oil flow back into heat conduction fuel tank, re-starts heating again.It is subnormal ambient inside the desiccation case of the present invention, on the one hand, the boiling point of water and organic solvent is reduced, is allowed to evaporate and extract out at a lower temperature, on the other hand, the formation of waste paint slag mucous membrane parcel bubble in drying process is destroyed, makes the waste paint slag after desiccation block into honeycomb, solves the problems, such as packet, it is allowed to thorough desiccation, the operating efficiency of solid-liquid separation system is effectively improved, there is more preferable drying efficiency, it is environment friendliness.
Description
Technical field
The present invention relates to sludge drying technique field, and in particular to a kind of solid-liquid separation system and setting with the system
It is standby.
Background technology
With industrial expansions such as automobile, household electrical appliances, trade waste is more and more, how effectively to handle these Industry Wastes
Gurry has become the extremely urgent thing of each manufacturer, to the cost of possession of earth resource also more and more higher, especially
Waste paint slag deal carefully with and waste paint slag processing minimizing it is extremely urgent.
The country also has numerous studies to attempt to carry out recycling to it, but in the prior art, what is had is simple in order to return
Organic solvent to be received, does not account for the pollution problem that technique is brought to environment, the safety coefficient in some processing procedures is not known,
Some can form mucous membrane parcel bubble in processing procedure, organic solvent and water is not completely separated, recovering effect is undesirable.
In view of drawbacks described above, creator of the present invention obtains the present invention finally by prolonged research and practice.
The content of the invention
To solve above-mentioned technological deficiency, the technical solution adopted by the present invention is, there is provided a kind of solid-liquid separation system, bag
Include：
Desiccation case：Shelf pipe is internally provided with, material is handled in adiabatic process；
Heat conduction fuel tank：It includes some electric heating tubes, and for heating conduction oil, thermal source is provided for the desiccation case；
Conduction oil flows into the shelf pipe of the desiccation case, for being heated to material, heating after heat conduction fuel tank heating
Process reclaimed water and organic solvent evaporation, the separation with material is realized, last conduction oil flow back into the heat conduction fuel tank again, again
Heated.
Preferably, the desiccation bottom portion is provided with sewage unit, and it is used for discharging liquid impurity.
Preferably, the sewage unit includes dirt discharge groove and blowdown funnel, and the dirt discharge groove is symmetrical ramp shaped groove,
Its lower end connects a pipeline, forms the blowdown funnel.
Preferably, the heat conduction fuel tank includes a recovery unit, has for reclaiming caused by the heat conduction fuel tank heating
Evil gas.
Preferably, the pallet equipped with material is placed on the shelf pipe, polytetrafluoroethylene (PTFE) plated film is coated with the pallet,
Coating film thickness is 0.3-1mm.
Preferably, the heat conduction fuel tank bottom is provided with sewage draining exit, for clearing up the dregs of fat.
Preferably, the desiccation case is provided with hermatic door, and the junction of itself and the desiccation case body is provided with sealing ring, locking
Wheel.
Preferably, two layers of shelf pipe close to lower end is smaller than the distance between the shelf pipe of upper end.
Preferably, the pipeline of the recovery unit is sequentially connected：First pressure balanced valve, condensing unit, second pressure are put down
Weigh valve, forms closed loop；
The heated volatilization of conduction oil and impurity in the heat conduction fuel tank, work of the mixed gas in the first pressure balanced valve
Under, into condensing unit, due to specific temperature setting, conduction oil liquefaction, impurity is still gas, and impurity enters carbon adsorption
Device is cleaned, and conduction oil returns to the heat conduction fuel tank in the presence of the second pressure balanced valve, along the pipeline.
Preferably, there is the equipment of any of the above-described described solid-liquid separation system.
Compared with the prior art the beneficial effects of the present invention are：
1, for the present invention using drying process is reduced, the waste paint slag after desiccation is block into honeycomb, solves the problems, such as packet, together
When, proper treatment is carried out to waste water, waste gas, finally realizes waste paint slag minimizing.The present invention can improve resource utilization, save
Operating cost, and can effectively prevent pernicious gas from polluting environment.
2, solid-liquid separation system of the invention, be subnormal ambient inside desiccation case, on the one hand, reduction water and organic solvent
Boiling point, it is allowed to evaporate and extract out at a lower temperature, on the other hand, destroys waste paint slag mucous membrane in drying process and wrap up bubble
Formation, make the waste paint slag after desiccation block into honeycomb, solve the problems, such as packet, be allowed to thorough desiccation, effectively improve solid-liquid point
From the operating efficiency of system, there is more preferable drying efficiency.
3, Liquid liquid Separation device of the present invention, using the difference of mixing liquid proportion, by adjusting lifting device, mixed liquor is entered
Row separation, whole separation process cost is low, can reach good separation standard.Deflector is used to prevent from washing away layering circle into water
Face is fluctuated, and lengthens runner, prevents short circuit, is reduced dead angle, is made full use of space.
4, gas-liquid conversion system of the present invention, it can prevent organic solvent from adhering to, flow to surge tank using gravity, pass through vavuum pump
Air after cooling is evacuated to water tank by device using water circulation, and the organic solvent of part residual is trapped in water tank, anti-major structure
Into secondary pollution.
5, the pallet that solid-liquid separation system of the present invention uses have it is simple in construction, it is reasonable in design, be heated evenly, energy-conserving and environment-protective
The advantages that, polytetrafluoroethylene (PTFE) plated film is coated with tray body, makes pallet that there is good pick resistance, while also there is resistance to height
Warm nature energy, the desiccation suitable for various materials work, the larger material of the viscosity that is particularly suitable for use in.
Brief description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in various embodiments of the present invention
The accompanying drawing used is briefly described.
Fig. 1 is the system block diagram of the present invention；
Fig. 2 is the front view of desiccation case；
Fig. 3 is the left view of desiccation case；
Fig. 4 is the structural representation of shelf；
Fig. 5 is the front view of pallet；
Fig. 6 is the top view of pallet；
Fig. 7 is the front view of heat conduction fuel tank；
Fig. 8 is the right view of heat conduction fuel tank；
Fig. 9 is the structural representation of recovery unit；
Figure 10 is the top view of Liquid liquid Separation device；
Figure 11 is the front view of Liquid liquid Separation device；
Figure 12 is the front view of Liquid liquid Separation device lifting device；
Figure 13 is the top view of gas-liquid conversion system；
Figure 14 is the stereogram of gas-liquid conversion system；
Figure 15 is the front view for cooling down feed bin；
Figure 16 is the left view for cooling down feed bin；
Figure 17 is the schematic diagram for cooling down feed bin upward-acting door；
Figure 18 is waste paint slag decrement drying process flow chart；
Figure 19 is the schematic diagram of weight calculation cooling feed bin in embodiment 4；
Figure 20 is the structural representation of weighing machine panel in embodiment 4.
Embodiment
Below in conjunction with accompanying drawing, the forgoing and additional technical features and advantages are described in more detail.
Embodiment 1
As shown in figure 1, a kind of waste paint slag decrement drying equipment includes：Solid-liquid separation system 1, Liquid liquid Separation device 2, gas-liquid turn
Change system 3, cooling feed bin 4, exhaust treatment system 5.
Waste paint slag is put into solid-liquid separation system 1, desiccation is carried out under negative pressure state, extracts caused water in drying process out
Steam, sewage, organic solvent, realize separation of solid and liquid；Waste paint slag after desiccation certain time is sent into cooling feed bin 4 and carried out at cooling
Reason；The sewage and organic solvent of extraction are separated into Liquid liquid Separation device 2, organic solvent recyclable profit after storage box storage
With sewage enters to pass through into sewage disposal system handles rear discharge up to standard；The gas steamed is handled into gas-liquid conversion system 3,
For the waste gas isolated through the qualified discharge of exhaust treatment system 5, the sewage and organic solvent isolated enter one into Liquid liquid Separation device 2
Step processing.
Solid-liquid separation system 1 is made up of desiccation case 11 and the two parts of heat conduction fuel tank 12, and desiccation case 11 is used for existing to waste paint slag
Adiabatic process is exhausted, sewage treatment, realizes separation of solid and liquid；Heat conduction fuel tank 12 is used for providing thermal source for desiccation case 11, passes through
Heat-conduction principle, waste paint slag is heated.By being used cooperatively for the two, to meet the needs of product development production, effectively
Improve production efficiency.
As shown in Figure 2,3, it is respectively the front view of desiccation case, left view, on the left of AA ' is sectional view in Fig. 2.Desiccation case
11 include：Desiccation case body 111, sewage unit 112, detection unit 113, control unit 114, housing 115, pallet 116.
Shelf is provided with desiccation case body 111, as shown in figure 4, shelf is multi-layer framework, and is detachably arranged in desiccation
In case body 111, it includes medium entrance 1111, media outlet 1112, shelf pipe 1113.Medium entrance 1111 and media outlet
1112 connectivity port as desiccation case 11 and heat conduction fuel tank 12, from the conduction oil that heat conduction fuel tank 12 exports from medium entrance 1111
Into desiccation case 11, via each pipeline of shelf, desiccation is carried out to waste paint slag.Finally, conduction oil is defeated from media outlet 1112
Go out desiccation case 11, return in heat conduction fuel tank 12 and re-start heating.Shelf is used for placing the pallet 116 for containing waste paint slag, according to
The principle that hot-air rises, the heat that each conduction of layer shelf pipe 1113 comes is made full use of to reach the mesh of quickening desiccation waste paint slag
's.Distance close to two layers of shelf pipe 1113 of lower end is smaller than the distance between the shelf pipe 1113 of upper end, passes through such structure
Design, improves the drawbacks of conventional permanent vacuum desiccation case temperature field is uneven, makes waste paint slag rapid under lower temperature environments
Vaporization, accelerate desiccation.
As shown in Figure 5,6, it is respectively the front view of pallet, top view, and pallet 116 includes：Tray body 1161 and drawing
Ring 1162.Tray body 1161 is used for containing the waste paint slag that needs desiccation, and its shape is not limited to rectangle, can also be according to being actually needed
It is designed to the shapes such as circle, ellipse.Draw ring 1162 is located at the side of tray body 1161, for convenient use person's pull support
Disk.Polytetrafluoroethylene (PTFE) plated film, coating film thickness 0.3-1mm are coated with pallet 116, the design of plated film makes pallet have well
Pick resistance, effectively prevent waste paint slag to be attached on pallet, made troubles to desiccation work, on the other hand, plated film has good
Resistance to elevated temperatures, maximum temperature up to 250 DEG C, can be suitably used for various materials desiccation work.
In drying process, vapor and organic solvent evaporation can be come out, realize the separation with solid waste paint slag, desiccation
Case 11 is additionally provided with vavuum pump and vacuum valve (the two non-schema).Vacuum valve controls vavuum pump, is formed in desiccation case 11 negative
Pressure ring border, the gas and organic solvent of extraction are discharged by the vacuum orifice 1154 on housing.First, subnormal ambient can ensure
Safety coefficient in drying process, prevent gas discharges suddenly from causing to explode；Second, subnormal ambient reduces water and organic molten
The boiling point of agent, makes it evaporate at a lower temperature, reduces processing energy consumption, improves the efficiency of separation of solid and liquid；Third, negative pressure ring
Border extracts caused gas out in time, destroys the formation of waste paint slag mucous membrane parcel bubble in drying process, makes useless after desiccation
It is block into honeycomb to paint slag, solves the problems, such as packet, is allowed to thorough desiccation.Can be according to the boiling point, evaporation capacity and desiccation of waste paint slag
It is required that select suitable vavuum pump.
Desiccation case 11 is provided with sewage unit 112, and it includes：Dirt discharge groove 1121, blowdown funnel 1122, the He of the first blowoff valve 1123
First dredge pump 1124.Under the left bottom of desiccation case 11, last shelf pipe 1113, provided with a dirt discharge groove 1121, its
For symmetrical ramp shaped groove, dirt discharge groove 1121 connects a pipeline, forms blowdown funnel 1122.It is caused in drying process
A mixed gas part is discharged from vacuum port 1154, and after desiccation terminates, water droplet can flow down along inwall, be deposited along dirt discharge groove 1121
In blowdown funnel 1122, condensate would not be dropped onto on ground for storage, prevent from polluting environment.Blowdown funnel 1122 connects first row again
The dirty dredge pump 1124 of valve 1123 and first, when the ponding in blowdown funnel 1122 reaches a certain amount, passes through the first blowoff valve
1123 and first dredge pump 1124 effect discharge casing.The use of first dredge pump 1124 had both avoided artificial treatment sewage
Work, can greatly improve operating efficiency by the quick, clean of sewage disposal again.
Detection unit 113 includes thermometer 1131 and vacuum meter 1132, and it is respectively by temperature sensor or thermometer, true
Air pressure sensor is acquired to data in case, and realtime curve is come out, be easy to worker to desiccation case 11 inside
Environment observed and set.
Control unit 114 is a Multifunction electro-controlled case, and it is used for that the parameters of desiccation case 11 are set and controlled
System, it mainly has following functions：First, the circulation and cut-off of the high temperature heat conducting medium of the interior circulation of control shelf, medium entrance
1111 and media outlet 1112 at further respectively have magnetic valve, control unit 114 and magnetic valve collective effect, can be achieved to high temperature
The automatic and manual double control that heat-conducting medium circulates with cut-off；Second, the preset temperature in desiccation case body 111 is set,
When the data that thermometer detects are higher than preset temperature, stop heating, so as to reach the purpose of temperature control；3rd, control vacuum
Pump and vacuum valve, to whether outwards extracting gas, the tolerance and speed for extracting gas are regulated and controled, so as to reach the mesh of pressure control
's.
The shell body 1151 of housing is made using stainless steel plate, is both easy to clean, and there is good anticorrosion to make to soda acid
With having higher practicality and aesthetic property.Heat insulation layer 1152 is provided between shell body 1151 and desiccation case body 111, it is used
To maintain the temperature in desiccation case body 111, the efficiency of heating surface is improved with this.Desiccation case 11 supports peace by least four legs 1157
Dress, has good steadiness.
Surface of shell fore-and-aft direction is equipped with visor 1153, is easy to observe the desiccation situation of waste paint slag, meets wanting for sealing
Ask.Desiccation case 11 is provided with hermatic door 1155, is provided with door handle 1156 thereon, and sealing door hinge is equipped with bearing.Hermatic door 1155
Open it is very light, can make on whole sealing surfaces it is micro freely swing, in addition, the junction of hermatic door and casing be provided with it is close
Seal, locking wheel 1158, the vacuum in desiccation case is improved with proper sealing surface, such waste paint slag can be in relatively low temperature environment
Lower rapid gasification, accelerates desiccation.Complex calcium lubricating grease is added at sealing door hinge lubricating cup and at button-head hinge, it is close to facilitate
The opening and closing of closure door.Sealing ring uses polytetrafluoroethylmaterial material, has high temperature resistant, the effect of solvent resistant corrosion.
As shown in fig. 7, heat conduction fuel tank 12 includes：Oil-feed unit 121, heat conduction fuel tank body 122, conduction oil oil-out 123,
Sewage draining exit 124, recovery unit 125.
Oil-feed unit 121 includes：Refuel bucket 1211, stop valve 1212, head tank 1213, conduction oil oil return opening 1214.
Refuel bucket 1211, and stop valve 1212, head tank 1213 passes sequentially through pipeline and is attached, positioned at heat conduction fuel tank body
122 upper end, by the addition conduction oil of bucket 1211 that refuels, stop valve 1212 relies on valve stem pressure, makes valve clack sealing surface and valve seat
Sealing surface is brought into close contact, and then controls the circulation and cut-off of conduction oil.The lower end of head tank 1213 passes through pipeline and heat conduction fuel tank
Body 122 connects.The effect of head tank 1213 is：Conduction oil expanded by heating amount is accommodated, and carries out nitrogen-sealed.Carry out nitrogen
Hermetic seal is to prevent the conduction oil in heat conduction fuel tank body 122 from being aoxidized because of ingress of air, can apply certain pressure in addition
Power, to keep liquid phase to run.
Preferably, the top of head tank 1213 offers a spiracle 1215, can balance the inner and outer air pressure of head tank, make
Conduction oil keeps atmospheric pressure state, and spiracle is additionally provided with exhaust gas treatment device, due to conduction oil heating process can produce volatility,
Penetrating odor gas, gas prevent from polluting environment by exhaust gas treatment device.
Conduction oil oil return opening 1214 is arranged at one end of heat conduction fuel tank body 122, and it passes through pipeline with media outlet 1112
It is attached, flow through the conduction oil of desiccation case is reduced through heat transfer temperature, and heat conduction fuel tank is returned to by conduction oil oil return opening 1214
12, re-start heating.
Conduction oil oil-out 123 is arranged on heat conduction fuel tank body 122, relative with conduction oil oil return opening 1214 another
End.Conduction oil oil return opening 1214 and conduction oil oil-out 123 are arranged on to the both ends of heat conduction fuel tank body 122, heat conduction can be made
Oil fully heats in the inside of heat conduction fuel tank body 122, effectively improves operating efficiency.
Heat conduction fuel tank body 122 includes：Housing 1221, heat-insulation layer 1222, electric heating tube 1223, liquid level gauge 1224, footing
1225, heating zone 1226.
The bottom channel-section steel of housing 1221 strengthen after weld footing 1225, fully ensure that whole heat conduction fuel tank 12 robustness and
Stability.Heat-insulation layer 1222 is provided between housing 1221 and heating zone 1226, it is used for maintaining the temperature in heating zone 1226, with
This improves the efficiency of heating surface.Several electric heating tubes 1223 are arranged in heat conduction fuel tank body 122.Electric heating tube 1223 is tubulose electricity
Thermal element, it is made up of metal tube resistance wire or spiral resistance wire, and crystal magnesium oxide powder etc., in stainless steel seamless pipe
High temperature resistance silk is dispersed with evenly, the good crystal magnesium oxide powder of heat conductivility and insulating properties is inserted in gap, no
But it is simple in construction, and the thermal efficiency is high, and heating is uniform.When have in high temperature resistance silk electric current by when, electric heating tube by electric energy turn
Heat energy is turned to, caused heat is spread by magnesium powder to metal tube surface, then is delivered in heated conduction oil, reaches heating
Purpose.It is pollution-free by way of electric heater for heating compared with other traditional mode of heatings, it is easy for installation, have compared with
High cost performance.
Heat conduction fuel tank body also includes liquid level gauge 1224, and it is used for the liquid level for measuring conduction oil in heating zone 1226, liquid level
Meter 1224 has the characteristics of stability is good, and precision is high, reliability is high.Shown by the liquid level for observing liquid level gauge 1224, user
Supplement conduction oil in time, play a part of liquid level protection, prevent oil-break and burn out electric heating tube.
As shown in figure 8, sewage draining exit 124 is provided with the back side of heat conduction fuel tank 12, when heat conduction fuel tank break-off or inside are led
When deep fat empties, the dregs of fat for being deposited in bottom can be discharged by sewage draining exit.
As shown in figure 9, being additionally provided with recovery unit 125 in the top of heat conduction fuel tank body 122, it includes：First pressure is put down
Weighing apparatus 1251, second pressure balanced valve 1252, condensing unit 1253, carbon adsorption device 1254, pipeline 1255.From heat conduction fuel tank body
Extend a pipeline 1255 on 122, be sequentially connected first pressure balanced valve 2251, condensing unit 1253, second pressure balanced valve
1252, heat conduction fuel tank body 122 is finally transmitted back to, forms a closed loop.In heating process is carried out to conduction oil, in air
Water, fluid oil, impurity can be heated volatilization, and mixed gas enters in the presence of first pressure balanced valve 1251 along pipeline 2255
Condensing unit 1253.The condensation temperature of condensing unit 1253 is generally located on 100 DEG C -200 DEG C, i.e., oil vapour can be made to liquefy,
And the steam of vapor or other impurities liquid is still gaseous state.Afterwards, mixed gas is completed into carbon adsorption device 1254
Cleaned work, and fluid oil is come back in heat conduction fuel tank body 122 in the presence of second pressure balanced valve 1252 along pipeline.
Purpose is to prevent secondary pollution, and can so ensure the relative purity of the intrinsic conduction oil of heat conduction fuel tank, is advantageous to
Industrial production and utilization.
When hot heat conduction fuel tank works, conduction oil is from the input of bucket 1211 of refueling, via head tank 1213, into heat conduction fuel tank
In body 122, in heating zone 1226, electric heating tube 1223 is powered, and converts electrical energy into heat energy, and by magnesium powder to metal tube table
Face is spread, then is transmitted in conduction oil, reaches the purpose of heating.Medium entrance 1111 passes through pipeline with conduction oil oil-out 1223
Connection, media outlet 1112 is connected with conduction oil oil return opening 1214 by pipeline, and the conduction oil for heating completion can be to transport
Desiccation case 11, drying and other treatment is carried out to waste paint slag, according to heat-conduction principle, heat conduction oil temperature reduces, then by conduction oil oil return opening
1214 enter heat conduction fuel tank 122, can so circulate constantly for desiccation case 11 provide certain temperature conduction oil, not only facilitate but also
It is practical.Waste paint slag in desiccation case 11 still has higher temperature after desiccation, can volatilize pernicious gas, be placed on cold
But storage is handled in feed bin, realizes the innoxious of whole waste paint slag processing procedure.
In heating process, the conduction oil liquid level in heat conduction fuel tank body 122 can be seen by liquid level gauge 1224 at any time
Examine, if liquid level is too low, supplement conduction oil in time, play a part of liquid level protection, prevent oil-break and burn out electric heating tube 1223；It is mixed
Close gas and enter recovery unit 125, cleaned under its effect, the conduction oil of recovery turns again to heat conduction fuel tank body 122
In.This mode, can both ensure the relative purity of conduction oil and the cleannes of whole equipment, be advantageous to again industrial production and
Utilize.
As shown in Figure 10, Liquid liquid Separation device 2 includes casing 21, and both sides are provided with mixed liquor storehouse 22 and flux bin in casing 21
23, liquid islocation plate 24 is provided among mixed liquor storehouse 22 and flux bin 23, for separating mixed liquor storehouse 22 and flux bin 23.Every liquid
There is a gap on plate 24, a lifting device 25 is provided with gap, for conveying the organic solvent in mixed liquor storehouse 22 to flux bin 23
It is interior, using the difference of mixing liquid proportion, by adjusting lifting device, mixed liquor is separated, whole separation process cost
It is low, reach good separation standard.
Mixed liquor storehouse 22 includes an inlet 221 and a delivery port 222, injection and separation Hou Shui and miscellaneous for mixed liquor
The discharge of matter, inlet 221 are arranged on the top of the corresponding side wall side of casing 21 in mixed liquor storehouse 22, and delivery port 222 is arranged on mixed
Close the lower section of the corresponding side wall the same side of casing 21 in liquid storehouse 22.
As shown in figure 11, mixed liquor storehouse 22 also includes a pair of elongated hole visors 225, is separately positioned on the top of delivery port 222,
It is and mutually corresponding in casing both sides.The situation of flux bin is flowed into for observing mixed liquor delamination and organic solvent.
Flux bin 23 includes a liquid outlet 231, is arranged on the lower section of wall box side corresponding to flux bin 23, for dividing
From rear, the discharge of organic solvent in flux bin.
As shown in figure 12, lifting device 25 includes a leading screw 251, and the upper end of leading screw 251 connects a handwheel 252, for controlling
Fixed position after the moving up and down of throwing thick stick 251.The lower end of leading screw 251 is through casing 21 and by a connecting portion 253 with going out liquid
Portion 254 connects.Going out the top of liquid portion 254 has an estuary 2541, the discharge for organic solvent.Before use, by lifting device 25
The estuary 2541 for going out liquid portion 254 is promoted to the top of liquid islocation plate by leading screw 251, casing 21 is fixed on by handwheel 252
On, for separating mixed liquor storehouse 22 and flux bin 23.After thering is mixed liquor to be completely separated, when carrying out discharge opeing, pass through the He of handwheel 252
Leading screw 251 controls it to go out liquid portion 254 and go out liquid.
Preferably, the both sides of mixed liquor storehouse 22 are provided with deflector, for preventing from washing away layering interfaces fluctuation into water, lengthen stream
Road, short circuit is prevented, reduce dead angle, make full use of space.Such as：The bottom of first deflector 223 is connected with the bottom of casing 21, and first
The wherein side of deflector 223 is connected with the inwall of mixed liquor storehouse side, and remaining both sides is not connected to.The bottom of second deflector 224
Portion is connected with the bottom of casing 21, the second deflector 224 and 223 corresponding opposite side of the first deflector and mixed liquor storehouse opposite side
Inwall is connected, and remaining both sides is not connected to.The position of the deflector 224 of the first deflector 223 second connection side wall is formed on the contrary, handing over
Mistake is arranged in the both sides in casing 21, and between leave certain distance, pass through its mixed liquor.Can be according to being actually needed
Adjust the distance between number and deflector of deflector.When liquid flows, liquid is flowed between deflector in " bow " font,
And slowly flow and precipitate certain time, mixed liquor layering with liquid by the effect of gravity, mixed liquor.
Preferably, a liquid level meter 2542 is also associated with liquid islocation plate 254, the other end of liquid level meter 2542 is connected with a kickboard
2543, it is easy to the floating situation of clearly observation liquid level meter 2542.Liquid level meter 2542 and 2541 times summits of estuary on liquid islocation plate
It is fixedly connected, when liquid level meter is adjusted to Liquid liquid Separation interface, estuary 2541 just is adjusted to separate by the liquid regulator being fixedly connected
Interface, organic solvent are flowed into flux bin 23 by estuary, so as to accurately realize Liquid liquid Separation.
Preferably, a vavuum pump (not shown) is additionally provided with outside flux bin 23, for extracting organic solvent.
Before the work of Liquid liquid Separation device, the estuary 2541 for going out liquid portion 254 is promoted to by lifting device 25 by leading screw 251
The top of liquid islocation plate 24, it is fixed on by handwheel 252 on casing 21, for separating mixed liquor storehouse 22 and flux bin 23.Then, will
Mixed solvent pours into from inlet 221, and mixed solvent flows into mixed liquor room 22, and mixed liquor chamber interior is provided with some deflectors, leads
Flowing plate prevents from washing away layering interfaces fluctuation into water, and lengthening runner makes mixed solvent temperature be in stable, and due to Action of Gravity Field,
It is layered in mixed liquor room 22.The state of layering, observation mixed liquor layering are observed in elongated hole visor 225 outside mixed liquor room 22
Afterwards, handwheel 252 is rotated, moves up and down leading screw 251.By moving up and down leading screw 251, make the liquid level meter of lifting device 25
After 2542 point between solvent and water, vavuum pump is opened, the organic solvent after layering is passed through into lifting device 25 using vavuum pump
Triangle notch organic solvent is pumped into solvent compartment.Finally, sewage is discharged from the delivery port of mixing chamber, and organic solvent is from molten
The solvent liquid outlet discharge of agent room.
As shown in Figure 13,14, gas-liquid conversion system 3, including：Condensing unit 31, buffer storage 32, cistern device 33 are cold
Freeze unit 34, cooling tower 35.
Condensing unit 31 includes the heat exchanger 311 that an angle of inclination is 15~90 °, prevents organic solvent from adhering to.Heat exchanger
311 be shell-and-tube heat exchanger, and its steam flows in pipe inner ring；Coolant media flows in pipe outer ring.And above and below heat exchanger 311
Both ends are respectively equipped with coolant media and enter the mouth of pipe 313 and coolant media outlet spout 314, while coolant media enters the mouth of pipe 313 and refrigerant
Medium outlet spout 314 is connected with freezing unit 34 respectively, forms coolant media circulation.Continuous coolant media circulation makes in pipe
Steam is effectively converted into liquid form.Freezing unit 34 also includes external a cooling tower 35 and/or air cooling equipment (in figure not
Display), cooling tower 355 and/or air cooling equipment are used to constantly be exchanged heat to freezing unit 34.Heat exchanger 311 also includes the
One air inlet mouth of pipe 312 and the first drain pipe mouth 315.First air inlet mouth of pipe 312 is connected with the external connecting pipe 3121 of steam source,
First drain pipe mouth 315 is connected to buffer storage 32, and buffer storage 32 is used to temporarily store organic solvent and water after converting etc.
Liquid.
Condensing unit also includes a pair of brackets 316, for supporting whole condenser 311 and being arranged at condenser 31 slow
The top of cryopreservation device 32 and cistern device 33.
Buffer storage 32 includes a tank body 321, and one second feed tube 322 and second is provided with the both ends on the top of tank body 321
Escape pipe 323, the second feed tube 322 are connected to the first drain pipe mouth 315 of condensing unit 31, and the second escape pipe 323 is connected to
First vacuum plant 36, one second liquid outlet 325 is additionally provided with the lower end of tank body 321, for discharging its organic liquor cached
Body.The bottom of tank body 321 is additionally provided with a base 424, for supporting its whole buffer storage.
First vacuum plant 36 includes one first vavuum pump 361, be connected with the first vavuum pump 361 check-valves 365 with
And the 4th drain pipe 363, the other end of check-valves 365 pass through the second air inlet pipe 362 and the second outlet mouth of pipe of buffer storage 32
323 connections；3rd end 3651 of check-valves 365 can connect an exhaust treatment system 5, for handle overflow during some it is useless
Gas, prevents waste gas discharge pollution environment, and the 4th drain pipe 363 is connected with the 3rd inlet 333 of cistern device 33.
One second valve 364 is also connected with vavuum pump 361, is connected with water tank, the flow velocity of water circulation is controlled by valve.
The air after cooling is evacuated to by water tank by water circulation by using vacuum pump apparatus, the organic solvent of part residual is in water tank
It is trapped, prevents from causing secondary pollution.
Cistern device 33 includes casing 331, and one the 3rd water inlet pipe mouth 332 is provided with the upper end of casing 331, and side is provided with one
3rd inlet 333.For connecting the first vacuum plant 36；The lower end of casing 331 is provided with one the 3rd valve 336, for discharging
Waste water in water tank.3rd valve 336 can also connect a wastewater treatment equipment, it is ensured that the waste water of discharge is pollution-free.Casing 331
Lower end be additionally provided with supporting leg 334, for supporting whole water tank.
Preferably, a liquid level meter 326 is provided with outside buffer tank, for observing the situation of liquid level in buffer tank.
Preferably, buffer tank is additionally provided with the second vacuum plant 37, the structure phase of the second vacuum plant and the first vacuum plant
Together, for standby, when preventing that the first vacuum plant from breaking down, whole system can not normal work.
Preferably, deflector and liquid level gauge 335 are additionally provided with water tank 33.For preventing from washing away layering interfaces ripple into water
It is dynamic, runner is lengthened, prevents short circuit, reduces dead angle, makes full use of space, deflector is staggered the both sides in water tank, and it
Between leave certain distance, pass through its mixed liquor.Can according to be actually needed adjustment deflector number and deflector it
Between distance.When liquid flows, liquid is between the flowing of " bow " font and deflector, and by the effect of gravity, mixed liquor with
Liquid, slowly flowing and precipitation certain time, mixed liquor are layered.When discharging organic solvent, water tank add manually
Water, observed by liquid level gauge 335 and water added into the 5th liquid outlet 381, and using the 3rd vavuum pump 38 by its with buffer tank 32
Liquid extract out be transferred to Liquid liquid Separation device together.
When gas-liquid conversion system preparation, heat exchanger is connected with freezing unit, and the coolant media for freezing unit leads to
Cross the first coolant media and enter mouth of pipe water inlet, then go out from the first coolant media outlet spout, condensed, made entering freezing unit
The constant temperature of outside shell side maintains the temperature required for us in heat exchanger.Vapor and pernicious gas pass through the first air inlet pipe
Mouth flows into buffer tank into heat exchanger by condensing, and after the liquid level meter that buffer tank is set observes liquid arrival certain position, passes through
The extraction of 3rd empty pump.The vapor and pernicious gas of also following and gas-liquid conversion pass through water circulation using the first vacuum plant
It is again introduced into water tank.Because organic solvent and water long-time can be layered, and surplus is smaller, and water tank can be carried out to add water manually, and
Liquid liquid Separation device is pumped it to using the 3rd vavuum pump.
As shown in Figure 15,16, cooling feed bin 4 includes：Body 41, air exhauster 43, air channel 44, adsorbent equipment 45, exhaust outlet
46。
Body 41 is a closed container, to cool down the support of feed bin and capacity main body, for holding the useless paint that need to be cooled down
Slag and connection miscellaneous part, it needs have certain structural strength and suitable volume volume ratio.The front end of body 41 and/
Or rear end is provided with and opens the door 411, after opening the door 411 is used for high temperature waste paint slag being added in cooling feed bin, and cooling terminates, from cold
But low temperature waste paint slag is taken out in feed bin.The lower end of body 41 is provided with roller 413, the convenient movement for cooling down feed bin, be easy at any time with
Ground is added and taken to waste paint slag.
The bottom of body 41 is provided with air intake web plate 412, and it has good ventilative property, it is ensured that air can pass through its gap
Into material bed, to reach the purpose of cooling waste paint slag, also there is support waste paint slag in addition, prevent waste paint slag from falling down
Go.Body upper end is provided with air exhauster 43, and in the presence of air exhauster, large quantity of air enters in body 41 via air intake web plate
Portion, after material bed, into the air channel 44 being connected with body 41, the other end in air channel 44 is connected with adsorbent equipment 45.
In whole cooling procedure, high temperature waste paint slag surface has material evaporation, or even can produce poisonous, odorous gas, gaseous mixture
Body is cleaned via air channel into adsorbent equipment 45, finally discharges nonpoisonous and tasteless gas in exhaust outlet 46, is effectively prevented pair
Air pollutes.
Cooling feed bin the course of work be：Imports of one enabling 411 of selection as addition waste paint slag, waste paint slag have been launched
Bi Hou, opens air exhauster 43, and extraneous air enters body 41 via air intake web plate 412.In body 41, air fills with waste paint slag
Tap is touched, in the presence of air exhauster 43, by the bottom-up extraction of air, in the process, on the one hand, according to the original of heat transfer
Reason, reduce the temperature of waste paint slag, on the other hand, poisonous, the odorous gas that waste paint slag is distributed is taken away, mixed gas via
Air channel 44, and adsorbent equipment 45 carry out adsorption-edulcoration, and nonpoisonous and tasteless air discharge is cooled down feed bin, made by final exhaust outlet 46
Obtain waste paint slag cooling uniformly and operating efficiency is high.Waste paint slag, can be by another enabling after feed bin memory storage appropriate time is cooled down
411 take out.After cooling work is completed, air exhauster 43 is closed.
Preferably, as shown in figure 17, upward-acting door 414 is offered at the top of body 41, useless paint is put into by upward-acting door 414
Slag, waste paint slag is taken out by the enabling 411 of the front end of body 41.This mode is unidirectional useless paint of the addition into body 41
Slag, the work of waste paint slag is more conveniently added, there is higher practicality.
Preferably, adsorbent equipment 45 is absorbent charcoal adsorber, it has, and surface area is big, aperture is moderate, adsorption rate is fast,
The advantages of impurity is few, it can efficiently complete the work of removal of impurities.
Exhaust treatment system 5 can be any one emission-control equipment of prior art, not be limited herein.
Embodiment 2
As shown in figure 18, the present invention provides a kind of waste paint slag decrement drying process method, comprises the following steps：
The first step, waste paint slag is put into the desiccation main frame in solid-liquid separation system 1, carries out desiccation, desiccation main frame is set
For subnormal ambient；
Second steps, vapor, organic solvent caused by desiccation in solid-liquid separation system 1 are passed through into freezing unit 34 and cooled down,
Realize that gas-liquid converts；
3rd step, by vapor and organic solvent vacuum pumped, gas enters exhaust treatment system 5, and processing is up to standard
After discharge, organic solvent recycle；
4th step, it is sewage and organic solvent that solid-liquid separation system 1, which separates 2 liquid gone out with gas-liquid conversion system, is passed through
Solvent recycler recycles organic solvent, and sewage carries out handling rear discharge up to standard into Sewage Disposal；
5th step, desiccation 6h are discharged later, and the waste paint slag just gone out is inserted into cooling feed bin 4, cooling feed bin is evaporated
Gas by processing discharge or deliver to exhaust treatment system；
Finally, the waste paint slag after desiccation is subjected to outer processing of entrusting.
Embodiment 3
The present embodiment part unlike the embodiments above is that a kind of thermometer of waste paint slag decrement desiccation apparatus can use
Glass bar stationary point thermometer or platinum resistance thermometer sensor, piece.Because under vacuum, gas molecule motion is very inactive, in general temperature
Degree meter can not show the true temperature of waste paint slag, can only represent the relative temperature of waste paint slag.And stationary point thermometer mercury indicates
Position do not decline with the decline of temperature, remain in and indicate the peak once reached；Platinum resistance thermometer sensor, element, generally
Using industrial mica RTD as sensor for measuring temperature, and temperature transmitter, adjuster and display instrument etc. are supporting makes
With anabolic process control system, liquid, steam and the gas that can be used in direct measurement or the various production processes of control is situated between
The temperature of matter and the surface of solids.To sum up, thermometer can be surveyed accurately using glass bar stationary point thermometer or platinum resistance thermometer sensor, piece
Measure the temperature of waste paint slag in desiccation case.
Embodiment 4
Cooling feed bin 4 can be replaced with weight calculation cooling feed bin 4 ', as shown in figure 19, weight calculation cooling feed bin 4 ' and cooling feed bin 4
The difference compared is：With weighing machine 47 ', feed bin body is connected with weighing machine 47 ', in other words, cools down feed bin body
41 bottom plate is the weighing unit of weighing machine 47 ', and bottom plate is provided with teflon plate, and being applied to it, viscosity is larger to give up
Paint slag；Air intake web plate 412 ' is arranged on the left and right sides of body.
The bottom plate of the weighing unit of weighing machine 47 ' and feed bin body is combined into one, and weighing apparatus 47 ' are additionally provided with panel, and it is set
On feed bin body 41, panel is provided with different button and display, is realized by the operation of counter plate to weight calculation cooling material
Waste paint slag is weighed in storehouse, and obtains reading in the display.As shown in figure 20, its be weighing machine panel structural representation,
Include on panel：Tare weight metering button 471 ', gross weight metering button 472 ', net weight metering button 473 ', net weight add up button
474 ', reset button 475 ', return push-button 476 ', the first display 477 ', second display 478 ', the 3rd display 479 ',
4th display 4710 '.
Weight calculation cools down feed bin weighing process：When weight calculation cooling feed bin be also not added with waste paint slag when, press tare weight metering by
Button 471 ', weight corresponding to display on the first display 471 '；Cooled down to weight calculation in feed bin and add waste paint slag, when waste paint slag adds
After, press gross weight metering button 472 ', weight corresponding to the middle display of second display 478 '；Press net weight metering button
473 ', net weight is calculated, the weight of waste paint slag in the display net weight in the 3rd display 479 ', i.e. weight calculation cooling feed bin；Press net
Add up button 474 ' again, add up net weight, the accumulative net weight of display in the 4th display 4710 '；If measuring again, by reset button
475 ' are zeroed out；If not keeping a record, simply simply weigh, it is not necessary to press any button, the first display 477 ' is shown
The weight weighed.During weight calculation cools down feed bin use, if it is excessive to be put into the waste paint slag that need to be cooled down, cooling effect can be reduced,
Cause waste paint slag internal cooling uneven, if it is very few to be put into waste paint slag, use cost can be wasted.By the title for counting weight cooling feed bin
Weight function, calculate net weight function, accumulating function, can be very good control cool down every time waste paint slag number, effectively improve weight calculation
Cool down the operating efficiency of feed bin.
The cooling procedure of weight calculation cooling feed bin 4 ' is identical with cooling feed bin 4.
Presently preferred embodiments of the present invention is these are only, is merely illustrative for the purpose of the present invention, and it is nonrestrictive.This
Professional and technical personnel understands, can carry out many changes to it in the spirit and scope that the claims in the present invention are limited, and changes,
It is even equivalent, but fall within protection scope of the present invention.
Claims (10)
- A kind of 1. solid-liquid separation system, it is characterised in that including：Desiccation case：Shelf pipe is internally provided with, material is handled in adiabatic process；Heat conduction fuel tank：It includes some electric heating tubes, and for heating conduction oil, thermal source is provided for the desiccation case；Conduction oil is pumped into the shelf pipe of the desiccation case, for being heated to material, heating process after heat conduction fuel tank heating Reclaimed water and organic solvent evaporation, realize the separation with material, and last conduction oil flow back into the heat conduction fuel tank, re-started again Heating.
- 2. solid-liquid separation system as claimed in claim 1, it is characterised in that the desiccation bottom portion is provided with sewage unit, its For discharging liquid impurity.
- 3. solid-liquid separation system as claimed in claim 2, it is characterised in that the sewage unit includes dirt discharge groove and blowdown Bucket, the dirt discharge groove are symmetrical ramp shaped groove, and its lower end connects a pipeline, forms the blowdown funnel.
- 4. the solid-liquid separation system as described in claim any one of 1-3, it is characterised in that the heat conduction fuel tank includes a recovery Unit, for reclaiming pernicious gas caused by the heat conduction fuel tank heating.
- 5. the solid-liquid separation system as described in claim any one of 1-3, it is characterised in that placed on the shelf pipe and thing is housed The pallet of material, polytetrafluoroethylene (PTFE) plated film, coating film thickness 0.3-1mm are coated with the pallet.
- 6. the solid-liquid separation system as described in claim any one of 1-3, it is characterised in that the heat conduction fuel tank bottom is provided with row Dirty mouth, for clearing up the dregs of fat.
- 7. the solid-liquid separation system as described in claim any one of 1-3, it is characterised in that the desiccation case is provided with hermatic door, The junction of itself and the desiccation case body is provided with sealing ring, locking wheel.
- 8. the solid-liquid separation system as described in claim any one of 1-3, it is characterised in that the shelf pipe is close to the two of lower end Layer is smaller than the distance between the shelf pipe of upper end.
- 9. solid-liquid separation system as claimed in claim 4, it is characterised in that the pipeline of the recovery unit is sequentially connected：The One equilibrated valve, condensing unit, second pressure balanced valve, form closed loop；The heated volatilization of conduction oil and impurity in the heat conduction fuel tank, effect of the mixed gas in the first pressure balanced valve Under, into condensing unit, due to specific temperature setting, conduction oil liquefaction, impurity is still gas, and impurity fills into carbon adsorption Put and cleaned, conduction oil returns to the heat conduction fuel tank in the presence of the second pressure balanced valve, along the pipeline.
- A kind of 10. equipment of the solid-liquid separation system with described in any one of above-mentioned 1-9 claim.
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Cited By (3)
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| CN108435760A (en) * | 2018-04-26 | 2018-08-24 | 江苏瑞德斯环保科技有限公司 | A kind of integral type waste paint slag abatement system |
| CN108889760A (en) * | 2018-05-09 | 2018-11-27 | 陈善堂 | A kind of regeneration device and application method of Oil Paint Slag |
| CN109289422A (en) * | 2018-11-14 | 2019-02-01 | 东台中玻特种玻璃有限公司 | Online Low-E glass barrier layer exhaust treatment system and exhaust gas treating method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108435760A (en) * | 2018-04-26 | 2018-08-24 | 江苏瑞德斯环保科技有限公司 | A kind of integral type waste paint slag abatement system |
| CN108889760A (en) * | 2018-05-09 | 2018-11-27 | 陈善堂 | A kind of regeneration device and application method of Oil Paint Slag |
| CN109289422A (en) * | 2018-11-14 | 2019-02-01 | 东台中玻特种玻璃有限公司 | Online Low-E glass barrier layer exhaust treatment system and exhaust gas treating method |
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Application publication date: 20180116 |