A kind of bitumen emulsion equipment
Technical field
The present invention relates to a kind of pitch processing units, especially a kind of bitumen emulsion equipment.
Background technology
At present, mainly have following shortcoming when emulsified bitumen is produced: (1) general to be adopted manually to adding hot-water flooding in blend tank and emulsifying agent carries out mixing preparation, and its level of automation is low, complex operation; (2), due to manual operation, when carrying out the finished product allotment, accurate not for the add-on metering of soap lye and pitch, product percentage composition error is large; (3) Whole Equipment is integrated low, and it is convenient not to install and transport, and is difficult to adapt to severe working-yard; (4) soap lye in blend tank is directly supplied with and is carried out finished product production, and the soap lye in tank to be deployed is finished and just can carries out the allotment of new soap lye afterwards, can not allocate continuously, affects continuity and the operating efficiency of operation; (5) equipment corrosion-vulnerable, the life-span is short.The existing weak point of prior art that Here it is.
Summary of the invention
The technical problem to be solved in the present invention, be exactly for the existing deficiency of prior art, and the bitumen emulsion equipment that a kind of level of automation is high be provided.
This programme is achieved by the following technical measures: this bitumen emulsion equipment comprises colloidal mill, blend tank, hot-water cylinder and PLC Controlling System, by two ends, the hot-water line with control valve is connected with blend tank described hot-water cylinder, the exit end of blend tank is connected with Soap liquid pot by transfer lime, Soap liquid pot is connected with colloidal mill by the soap lye pipe, also be connected with the pitch pipe on colloidal mill, the exit end of colloidal mill is connected with interchanger by the finished product transfer lime, and the water inlet pipe of interchanger is connected with hot-water cylinder, rising pipe is connected with hot-water line by T-valve; Be provided with the float switch be connected with the PLC Controlling System in described hot-water cylinder, blend tank and Soap liquid pot.
Above-mentioned colloidal mill comprises Moving plate and the quiet dish cooperatively interacted, along the circumferential direction evenly be provided with some circles transverse section on the card of described Moving plate and be trapezoidal moving roll flute and several and the radially hopper I that moving roll flute intersects, along the circumferential direction evenly be provided with some circles transverse section on the card of described quiet dish and be the crossing radially hopper II of trapezoidal quiet roll flute and several and quiet roll flute.In working process, in modifying asphalt, at first larger rubber grain enters between the moving roll flute and quiet roll flute of inboard, be subject to the effect of powerful shearing force, be sheared into small-particle, rotation along with Moving plate, small-particle along each radially the hopper I and radially the hopper II gradually to external diffusion, sheared step by step and ground, finally under the effect of centrifugal force, by discharge port, discharge colloidal mill.In addition, transverse section is trapezoidal moving roll flute and quiet roll flute, has effectively increased the contact area of Moving plate and quiet dish, has increased the milling area of material, makes grinding effect better.
Be disposed radially a plurality of radially hopper I on above-mentioned Moving plate, the medullary ray of the most inboard radially hopper I and the circle at its entrance end place be grazing angle α, all the other radially the hopper I be radial arrangement along diametric(al) in a circumferential direction; Radially at least be provided with two radially hopper II on quiet dish, radially the hopper II is radial arrangement along diameter in a circumferential direction.The material that the colloidal mill opening for feed enters is introduced into Moving plate, and first in Moving plate, the most inboard radially hopper I slowly spreads apart, so the most inboard radially hopper I this be obliquely installed mode be beneficial to material under the effect of centrifugal force to external diffusion, supply with the expense that meets colloidal mill, improved operating efficiency.Material, by the most inboard radially hopper I and hopper II flow expansion to the periphery uniformly radially, makes pitch particle be subject to shearing and grinding uniformly.
Except the most inboard radially hopper I, all the other radially adjacent radially hopper I are spaced at circumferential direction, this structure formation can effectively reduce the velocity of diffusion of material between quiet dish and Moving plate and extend the material residence time therein, has improved shearing, the grinding precision of material.
The outermost end of the outermost radially hopper of above-mentioned quiet dish card II is positioned in the quiet roll flute of outmost turns, to prevent the material entered between quiet dish and Moving plate, also is not polished and is discharged from.
In order to reach purpose quicker, uniform feeding, the span that makes above-mentioned grazing angle α is [30 °, 60 °], preferred grazing angle α=45 °.
On above-mentioned Moving plate, the number of the most inboard radially hopper I is more than the number of adjacent radially hopper I with it radially; On quiet dish, the number of the most inboard radially hopper II is more than the number of adjacent radially hopper II with it radially, and adopting this structure formation is the material entered between quiet dish and Moving plate in order to increase, to meet the normal supply of the required material of colloidal mill normal operation.
For the flow of accurate measurement soap lye, be provided with magnetic flow meter on above-mentioned soap lye pipe, in order to be metered into the amount of soap of colloidal mill, to reduce the specific inaccuracy of each component content in finished product.
Also be provided with at least one deck thermal oil coil pipe in described hot-water cylinder and reach the temperature sensor be connected with the PLC Controlling System.By the thermal oil coil pipe, the water in hot-water cylinder is heated; Temperature sensor is real-time transmitted to the PLC Controlling System by the temperature of water in hot-water cylinder, and the PLC Controlling System is according to the signal control thermal oil coil pipe work that receives or do not work.
This equipment arranged outside has a cuboid housing, and two sides of housing and housing are flexibly connected, and during production, by this, movable side starts and gets final product, the used time can not put down this side, this structure makes the integrated degree of whole equipment high, and volume is little, easily whole Transporting.
The beneficial effect of this programme can learn according to the narration to such scheme, and in this bitumen emulsion equipment, by two ends, the hot-water line with control valve is connected with blend tank hot-water cylinder, with delivering hot water in blend tank; The exit end of blend tank is connected with Soap liquid pot by transfer lime, with the soap lye by deployed, is transported in Soap liquid pot standbyly, and simultaneously blend tank is also can be continuously continual carries out the soap lye allotment; Soap liquid pot is connected to provide required soap lye to colloidal mill with colloidal mill by the soap lye pipe; Also be connected with the pitch pipe on colloidal mill, the exit end of colloidal mill is connected with interchanger by the finished product transfer lime, the water inlet pipe of interchanger is connected with hot-water cylinder, rising pipe is connected with hot-water line by T-valve, and be provided with the float switch be connected with the PLC Controlling System in hot-water cylinder, blend tank and Soap liquid pot, float switch sends the corresponding signal collected to the PLC Controlling System in time, controlled the work of each tank by the PLC Controlling System, improved the level of automation of whole equipment, improve operating efficiency, reduced production cost.
The product that colloidal mill is produced first flows to interchanger by the finished product transfer lime, utilizes the water in the surplus heat heat exchanger in finished product to be heated.Water in interchanger after heating can supplying hot water tank or blend tank.While in blend tank, needing hot water, the PLC Controlling System is controlled the control valve of hot-water cylinder one side and is closed, and the control valve of blend tank one side is opened, the water supply blend tank in interchanger after heating; While in blend tank, not needing hot water, the PLC Controlling System is controlled the control valve of hot-water cylinder one side and is opened, and the control valve of blend tank one side is closed, and the water in interchanger after heating enters hot-water cylinder, makes water circulating-heating between hot-water cylinder and interchanger.This structure formation has improved energy utilization rate effectively, energy-saving and cost-reducing.As can be seen here, the present invention compared with prior art, has outstanding substantive distinguishing features and significant progressive, and the beneficial effect of its enforcement is also apparent.
The accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of bitumen emulsion equipment while removing housing on every side.
Fig. 2 is the backsight structural representation of bitumen emulsion equipment while removing housing on every side.
Fig. 3 is the plan structure schematic diagram of bitumen emulsion equipment while removing housing on every side.
The perspective view that Fig. 4 is bitumen emulsion equipment.
The structural representation that Fig. 5 is colloidal mill.
The structural representation that Fig. 6 is Moving plate.
Fig. 7 is A-A sectional structure schematic diagram in Fig. 6.
Fig. 8 is the partial enlarged drawing that in Fig. 6, A is ordered.
The structural representation that Fig. 9 is quiet dish.
Figure 10 is B-B sectional structure schematic diagram in Fig. 9.
In figure, 1 is foam pipeline, 2 is blend tank, 3 is control valve, 4 is hot-water line, 5 is Soap liquid pot, 6 is the soap lye pipe, 7 is magnetic flow meter, 8 is T-valve, 9 is water pipe, 10 is control valve, 11 is hot-water cylinder, 12 is heat conductive oil inlet, 13 is the thermal oil outlet, 14 is the pitch pipe, 15 is hot water pump, 16 is colloidal mill, 17 is interchanger, 18 is soap pump, 19 is line pump, 20 is toothed gear pump, 21 is foam pipeline, 22 is float switch, 23 is whipping appts, 24 is temperature sensor, 25 is transfer lime, 26 is the finished product transfer lime, 27 is discharge port, 28 is mechanical seal, 29 is the electric motor shaft, 30 is electric motor, 31 is housing, 32 is machine capsule body, 33 is quiet dish, 34 is Moving plate, 35 is moving roll flute, 36 is hopper I radially, 37 is quiet roll flute, 38 is hopper II radially, 39 is grazing angle α, 40 is the PLC Controlling System, 41 is housing.
Embodiment
For clearly demonstrating the technical characterstic of this programme, below by embodiment, and, in conjunction with its accompanying drawing, this programme is set forth.
A kind of bitumen emulsion equipment, as shown in Figure 1-Figure 3, it comprises colloidal mill 16, blend tank 2, hot-water cylinder 11 and PLC Controlling System 40.Also be provided with at least one deck thermal oil coil pipe in described hot-water cylinder 11 and reach temperature sensor 24 and the float switch 22 be connected with PLC Controlling System 40, hot-water cylinder 11 is connected with blend tank 2 by hot-water line 4, and the two ends that are connected with blend tank 2 with hot-water cylinder 11 on hot-water line 4 are separately installed with control valve 10 and control valve 3(as Pneumatic butterfly valve); Be provided with the float switch 22 be connected with PLC Controlling System 40 in blend tank 2, the exit end of blend tank 2 is connected with Soap liquid pot 5 by transfer lime 25, on blend tank 2, also is connected with for the toothed gear pump 20 to its inner interpolation emulsifying agent; Be provided with the float switch 22 be connected with PLC Controlling System 40 in Soap liquid pot 5, the exit end of Soap liquid pot 5 is connected with colloidal mill 16 by the soap lye pipe 6 with magnetic flow meter 7; Also be connected with the pitch pipe 14 for delivery of pitch on colloidal mill 16, the exit end of colloidal mill 16 is connected with interchanger 17 by finished product transfer lime 26; The water inlet pipe of interchanger 17 by hot water pump 15 with hot-water cylinder 11, be connected, rising pipe 9 passes through T-valve 8 and is connected with hot-water line 4.
Wherein, colloidal mill 16 comprises Moving plate 34 and the quiet dish 33 cooperatively interacted, the structure formation of Moving plate 34 and quiet dish 33 is as follows: along the circumferential direction evenly be provided with some circles transverse section on the card of (one) Moving plate 34 and be the radially hopper I 36 that trapezoidal moving roll flute 35 and several and moving roll flute 35 intersect, radially hopper I 36 is moved roll flute 35 by each circle and is divided into a plurality of roll flute sections.A plurality of radially hopper I 36 have been disposed radially on Moving plate 34, the medullary ray of the most inboard radially hopper I 36 and the circle at its entrance end place be grazing angle α 39, all the other radially hopper I 36 be radial arrangement along diametric(al) in a circumferential direction, the span of grazing angle α 39 is [30 °, 60 °], preferred grazing angle α=45 °, except the most inboard radially hopper I 36, all the other radially adjacent radially hopper I 36 are spaced at circumferential direction, and the number of the most inboard radially hopper I 36 is more than the number of adjacent radially hopper I 36 with it radially.(2) along the circumferential direction evenly to be provided with some circles transverse section on the card of quiet dish 33 be trapezoidal quiet roll flute 37 and several and the crossing radially hopper II 38 of quiet roll flute 37, and radially hopper II 38 is enclosed quiet roll flute 37 and is divided into a plurality of roll flute sections each.Radially at least be provided with two radially hopper II 38 on quiet dish 33, radially hopper II 38 is radial arrangement along diameter in a circumferential direction.The outermost end of the outermost radially hopper of quiet dish 33 cards II 38 is positioned in the quiet roll flute 37 of outmost turns, apart from quiet roll flute 37 1 segment distances of outmost turns on quiet dish 33 cards, in case material directly is discharged from without grinding; And on quiet dish 33, the number of the most inboard radially hopper II 38 is more than the number of adjacent radially hopper II 38 with it radially.
Production operation process: during the allotment soap lye, blend tank 2 inner float ball switches 22 send to PLC Controlling System 40 by coherent signal, the control valve 10 of controlling hot-water cylinder 11 sides by PLC Controlling System 40 is closed, the control valve 3 of blend tank 2 sides is opened, hot water pump 15 is started working and the water in hot-water cylinder 11 is injected to interchanger 17, enter hot-water line 4 via interchanger 17, finally flow to blend tank 2.Simultaneously, by toothed gear pump 20, in blend tank 2, add accurately emulsifying agent, emulsifying agent and hot water are uniformly mixed to form soap lye under the effect of whipping appts 23.
It is interior standby that deployed soap lye is transported to Soap liquid pot 5 by line pump 19 and transfer lime 25, so that blend tank 2 can be allocated continuously.Soap lye in Soap liquid pot 5 is transported to colloidal mill 16 by soap pump 18 and soap lye pipe 6, pass through the flow of magnetic flow meter 7 accurate measurement soap lyes in course of conveying, magnetic flow meter 7 sends the flow information of soap lye to PLC Controlling System 40, PLC Controlling System 40 is adjusted the rotating speed of bitumenpump at any time through converting, strictly to control the composition proportion in the emulsified bitumen finished product.
The emulsified bitumen finished product that colloidal mill 16 is produced first flows to interchanger 17 by finished product transfer lime 26, utilizes the water in the surplus heat heat exchanger 17 in finished product to be heated.Water in hot-water cylinder 11 injects interchanger 17 through hot water pump 15, after interchanger 17 heating, can flow to hot-water cylinder 11, also can flow to blend tank 2.(1) when blend tank 2 is interior while needing hot water, the information that PLC Controlling System 40 transmits according to blend tank 2 inner float ball switches 22, control the control valve 10 of hot-water cylinder 11 1 sides and close, the control valve 3 of blend tank 2 one sides is opened, and the interior water after heating of interchanger 17 is supplied with blend tank 2 by T-valve 8; (2) while not needing hot water in blend tank 2, the information that PLC Controlling System 40 sends according to blend tank 2 inner float ball switches 22, controlling the control valve 10 of hot-water cylinder 11 1 sides opens, the control valve 3 of blend tank 2 one sides is closed, the interior water after heating of interchanger 17 enters hot-water cylinder 11 by T-valve 8, carries out the circulating-heating of water.
When the water in hot-water cylinder 11 is heated to the preset temp of PLC Controlling System 40, temperature sensor 24 sends corresponding signal to PLC Controlling System 40, and PLC Controlling System 40 is controlled the thermal oil coil pipe and stopped water being heated; When water temperature, during lower than the preset temp of PLC Controlling System 40, temperature sensor 24 sends corresponding signal to PLC Controlling System 40, and PLC Controlling System 40 is controlled the thermal oil coil pipes water is heated.
When the interior liquid level of hot-water cylinder 11, during lower than float switch 22, float switch 22 sends corresponding signal to PLC Controlling System 40, and PLC Controlling System 40 is controlled water pumps and be filled to preset water level in hot-water cylinder 11.
Can produce foam in the soap lye allocation process, deployed soap lye is when injecting in Soap liquid pot 5, also can produce foam, for foam is discharged in time, and be unlikely to affect the performance of soap lye, be provided with foam pipeline 1 on blend tank 2 and Soap liquid pot 5, by foam pipeline 1, the foam produced in said process discharged in time.
As shown in Figure 4, this equipment arranged outside has a cuboid housing 41, and two sides of housing 41 and housing 41 are flexibly connected (as hinged), during production, by this, movable side starts and gets final product, while needing transportation, this side is put down, to facilitate, Whole Equipment is transported.
Hot-water cylinder 11, blend tank 2 and Soap liquid pot 5 adopt stainless steel, and the pipe fittings such as hot-water line 4, soap lye pipe 6 and finished product transfer lime 26 all adopt the RPP material, to strengthen their corrosion resistance nature, make them can adapt to various acid, alkali emulsifying agent, extend its work-ing life.
Can pass through existing techniques in realizing without the technical characterictic of describing in the present invention, not repeat them here.The present invention is not limited in above-mentioned embodiment, and the variation that those of ordinary skills make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.