CN204799148U - Developments measurement ratio mixing arrangement - Google Patents
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- CN204799148U CN204799148U CN201520484567.0U CN201520484567U CN204799148U CN 204799148 U CN204799148 U CN 204799148U CN 201520484567 U CN201520484567 U CN 201520484567U CN 204799148 U CN204799148 U CN 204799148U
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Abstract
The utility model discloses a developments measurement ratio mixing arrangement, including blending tank, speed governing delivery pump, auger delivery ware, check weighing measurement ratio controller, two pass through feed bin, weighing devices, be equipped with flowmeter and matrix pulse changer on the pipeline between speed governing delivery pump and one the transition feed bin, the auger delivery ware is connected with another transition feed bin, and the auger delivery ware is equipped with auxiliary material pulse changer and the grating dish of posting a letter, two transition feed bins are installed on the weighing device, and the weighing device is fixed on the blending tank, transition feed bin and blending tank intercommunication, the weighing device includes a steady lever, the ratio of the matrix in two transition feed bins and the weight of auxiliary material be not conform to the reservation than the time, lever run -off the straight, start -up siren. Whether the ratio of the weight of matrix and the auxiliary material of in -process accords with comparing of booking but weighing device direct detection be in to flow to compensate among the prior art through the measurement of discharge and the inaccuracy of ratio of weight of matrix and auxiliary material.
Description
Technical field
The utility model relates to the applied technical field of industrial automation metering proportion, in particular to a kind of dynamic metering proportioning mixer.
Background technology
In industrial production during compound Continuous maching, adopt the mode of static weighing to carry out measure control, both constrained the raising of output, result in again the complexity of operating process, also add manufacturing cost and the fault rate of equipment.To this, application number be 200520100592.0 utility model disclose a kind of continuous dynamic metering proportioning mixer, belong to the applied technical field of industrial automation metering proportion, primarily of the blending tank of top tape auxiliary material discharging opening and base-material discharging opening, with the speed governing delivery pump of flowmeter and base-material pulse transmitter, with the auger conveyor of buffer bin and buncher, the formations such as grating belt transmits the auxiliary material pulse transmitter of dish, the check weighing metering proportion controller be connected with auxiliary material pulse transmitter with base-material pulse transmitter.
Although this utility model can complete metering and the burden control of base-material and auxiliary material in dynamic operation continuously, but, the accuracy of its metering but has much room for improvement, its reason is as follows: as described in the detailed description of the invention of this utility model application file, the proportion relation of base-material and auxiliary material is finally weighed by both weight ratios, generally known, and weight is obtained by the density of material and the long-pending of volume, wherein, volume can be obtained by flow; This utility model be namely by metering base-material and auxiliary material flow and calculate weight, but, in flow process, because base-material and auxiliary material are graininess or powdery, so base-material and the density of auxiliary material in per unit volume are not constant, so, even if flowmeter is accurate to the measurement of flow, but the weight obtained by flow rate calculation is inaccurate.
To sum up, make the proportion speed of base-material and auxiliary material, reliable method is directly weighed to base-material and auxiliary material, then mixes again.
Weighing device of the prior art is more, and application number is that the utility model of 201110254059.X discloses a kind of weighing device, comprising: load receiving part and reception feedback section, and described load receiving part comprises elastic device, and described elastic device bears to be waited to weigh object.Described reception feedback section obtains total deformation quantity for the deformation quantity that receives multiple described elastic device and produce is cumulative, and sends corresponding signal message according to total deformation quantity.Adopting elastic device to be delivered to by deformation quantity when weighing device load capacity accepts on feedback device, and the displacement stroke of output device is stablized.This utility model is applied to elevator technology field, is mainly used in the overweight warning of elevator.
Utility model content
The technical problem that the utility model solves: in industrial production during compound Continuous maching, by continuously, dynamically measure base-material and auxiliary material flow and calculate the ratio (proportion relation) of weight, because base-material and auxiliary material are graininess or powdery, density in per unit volume of base-material and auxiliary material is also non-constant, causes the ratio of the weight obtained by flow rate calculation inaccurate.
For solving the problems of the technologies described above, the utility model application reference number is a kind of weighing device disclosed in the utility model of 201110254059.X, continuous dynamic metering proportioning mixer of the prior art is improved, be intended to directly weigh to base-material and auxiliary material, then mix again, to improve the accuracy of base-material and ratio of adjuvant.
The utility model provides following technical scheme:
A kind of dynamic metering proportioning mixer, comprises blending tank, speed governing delivery pump, auger conveyor, check weighing metering proportion controller, transition feed bin, weighing device;
The top of described blending tank is provided with stirring motor, and the top of described blending tank is provided with base-material discharging opening and auxiliary material discharging opening;
Described speed governing delivery pump is connected with conveyance conduit, and one end of conveyance conduit is connected with speed governing delivery pump, and the other end of conveyance conduit is positioned at the top of base-material discharging opening, and described conveyance conduit is provided with flowmeter and base-material pulse transmitter;
Described auger conveyor comprises conveying cavity, buffer bin, buncher, described conveying cavity is horizontal, one end place of conveying cavity offers an auxiliary material blanking port straight down, this auxiliary material blanking port is positioned at the top of auxiliary material discharging opening, described buncher is positioned at the other end place of conveying cavity, the rotating shaft of buncher stretches into the inner chamber of conveyor chamber body, rotating shaft is provided with spiral conveying blade, described buffer bin be vertically arranged on conveying cavity sidewall on and with conveying cavity inner space, the internal chamber wall of described conveying cavity is provided with auxiliary material pulse transmitter, the rotating shaft of described buncher is provided with the grating matched with auxiliary material pulse transmitter and transmits dish,
Described base-material pulse transmitter is connected with check weighing metering proportion controller respectively by communication cable with auxiliary material pulse transmitter;
Described transition feed bin comprises the cylindrical shell vertically arranged, described cylindrical shell comprises the cylindrical drum part being arranged on top, the blanking barrel part being arranged on below, is arranged on taper cone barrel part between cylindrical drum part and blanking barrel part, the top encapsulation of described cylindrical drum part has top cover, top cover offers charging aperture, and charging aperture departs from the middle position of top cover;
Described weighing device comprises holder, first load receiving part, second load receiving part, receive feedback section, described first load receiving part and the second load receiving part and receive feedback section and be arranged on holder, holder is arranged on the top of blending tank, described first load receiving part and the second load receiving part are distributed in the both sides receiving feedback section symmetrically, described first load receiving part and the second load receiving part comprise elastic device respectively, described elastic device bears to be waited to weigh object, described elastic device comprises steel wire rope, described reception feedback section comprises support, lever, two axis of guides, described support is fixedly mounted on holder, described lever is horizontally disposed with, the middle part of lever is articulated on support, one end of lever connects the steel wire rope of the first load receiving part, the deformation quantity produced for receiving the first load receiving part Elastic device adds up obtained total deformation quantity, the other end of lever connects the steel wire rope of the second load receiving part, the deformation quantity produced for receiving the second load receiving part Elastic device adds up obtained total deformation quantity, described two axis of guides all vertically arrange and activity is plugged on support, the bottom of two axis of guides is against on lever respectively, two axis of guide bottoms and the lever place of offseting are positioned at the both sides of lever and support articulated section, the bottom of described two axis of guides is respectively equipped with coil tension spring, the top of coil tension spring is fixedly connected with the bottom of the axis of guide, the bottom of coil tension spring is fixed on holder, the top of described two axis of guides is respectively equipped with microswitch telescopic head, support is fixed with the microswitch coordinated with microswitch telescopic head, described microswitch connects siren,
Above-mentioned blending tank, speed governing delivery pump, auger conveyor, transition feed bin, the annexation of weighing device is as follows: the quantity of described transition feed bin is two, two transition feed bins are arranged on the elastic device of the first load receiving part and the elastic device of the second load receiving part respectively, the elastic device of the first load receiving part bears the weight of material in a transition feed bin and this transition feed bin, the elastic device of the second load receiving part bears the weight of material in another transition feed bin and this transition feed bin, the blanking barrel part of two transition feed bins stretches into base-material discharging opening and the auxiliary material discharging opening of blending tank respectively, the other end of described conveyance conduit is positioned at the top of the charging aperture of the blanking barrel part place transition feed bin stretching into base-material discharging opening, described auxiliary material blanking port is positioned at the top of the charging aperture of the blanking barrel part place transition feed bin stretching into auxiliary material discharging opening.
By technique scheme, during work, start speed governing delivery pump and buncher, base-material and auxiliary material fall into transition feed bin respectively with the conveying of speed governing delivery pump and auger conveyor, after transition feed bin, enter blending tank by base-material discharging opening and auxiliary material discharging opening.The pulse electrical signal produced by base-material pulse transmitter and auxiliary material pulse transmitter is transferred to check weighing metering proportion controller and carries out computing, operation result shows current base-material and auxiliary material weight respectively, show the percentage status of current auxiliary material in base-material simultaneously, know that proportioning regulates the rotating speed of buncher to mix dosage with what increase and decrease auxiliary material according to oneself.Wherein, the charging aperture due to transition feed bin departs from the middle position of top cover, consistency from top to bottom relation non-with blanking barrel part, and therefore, the material successively falling into transition feed bin can do of short duration staying in transition feed bin, and whole transition feed bin is increased weight; Again due to the size of two transition feed bins itself and weight identical, therefore, the weightening finish of transition feed bin is the weight of the material flowing through transition feed bin.In weighing device, the elastic device of the first load receiving part and the second load receiving part is after regulating, and when the ratio that the ratio actual coincidence of the weight of the auxiliary material in the base-material in a transition feed bin and another transition feed bin is predetermined, the lever receiving feedback section is in plateau; Owing to measuring or the error of calculation, when the ratio of the weight of the auxiliary material in the base-material in a transition feed bin and another transition feed bin does not meet predetermined ratio, lever run-off the straight; If base-material accounting is excessive, the axis of guide being positioned at the transition feed bin side of splendid attire base-material rises, and the microswitch telescopic head on it contacts with microswitch, and siren sounds, and alert base-material accounting is excessive; If auxiliary material accounting is excessive, the axis of guide being positioned at the transition feed bin side of splendid attire auxiliary material rises, and the microswitch telescopic head on it contacts with microswitch, and siren sounds, and alert auxiliary material accounting is excessive.
Pass through technique scheme, whether weighing device can meet predetermined ratio, to make up the inaccuracy being measured the ratio calculating the base-material of gained and the weight of auxiliary material of holding concurrently by base-material pulse transmitter and auxiliary material pulse transmitter by the direct-detection ratio that is in the weight of base-material in flow process and auxiliary material.When weighing device alert trigger device, operating personnel can according to the kind of siren to regulate the speed of service of buncher or speed governing delivery pump, until lever reaches steadily (ratio of the weight of base-material and auxiliary material meets predetermined ratio) again, all clear.
Illustrate the one of weighing device in technique scheme as the utility model, described elastic device also comprises Compress Spring, pull bar, adjusting nut, fixed pulley and movable pulley, bearing plate; Described pull bar is vertically arranged, and described bearing plate is horizontally disposed with, and the bottom of pull bar is fixed on holder, the top of pull bar is fed through bearing plate, top and the adjusting nut of pull bar are spirally connected, and described Compress Spring is set on pull bar, and Compress Spring is between holder and bearing plate; Described movable pulley is arranged on the bottom surface of bearing plate, and described fixed pulley is arranged on holder, and described steel wire rope one end is fixed on holder, and after steel wire rope walks around fixed pulley and movable pulley, the other end of steel wire rope is connected with the lever receiving feedback section.Wherein, the steel wire rope of the elastic device of a load receiving part is steel cable, and one end is fixed on holder, and the other end connects the end of lever.Preferred as one, described elastic device comprises six Compress Springs, six pull bars, six adjusting nuts, described six Compress Springs are arranged between holder and bearing plate by the form of two row three row, and described fixed pulley and movable pulley are arranged on the side of two row's Compress Springs up and down alternately.Steel wire rope through fixed pulley staggered up and down and movable pulley is S-shaped.
Based on the above-mentioned explanation for weighing device, transition feed bin is arranged on elastic device in the following way: described holder is offered two the first through holes, two the first through holes are distributed in the both sides receiving feedback section symmetrically, and each first through hole is between two row's Compress Springs; The bearing plate of described elastic device is offered the second through hole, the second through hole is corresponding up and down with the first through hole; First through hole and the second through hole pass through for the blanking barrel part of transition feed bin; The taper cone barrel part of described transition feed bin and the joining place of blanking barrel part are provided with horizontal mounting plate, and two transition feed bins are by horizontal mounting plate and the elastic device being mounted on the first load receiving part of bearing plate and the elastic device of the second load receiving part.
Based on the above-mentioned explanation for weighing device, the structural relation being installed in weighing device and the stirring motor mixing abhiseca portion is as follows: described reception feedback section is positioned at the side of holder middle position, holder central position offers a gap, and described stirring motor is arranged in this gap.That is, weighing device is the reserved gap of installation of stirring motor.
Illustrate the one of transition feed bin as the utility model, described transition feed bin also comprises and is positioned at the first motor on top cover and the second motor, the axle one connected with the first motor, the axle two that connects with the second motor; Axle one vertically runs through top cover centre and stretches in cylindrical shell, and the bottom of axle one is provided with strip scraper plate, and scraper plate is vertical with axle one, and the middle part of scraper plate is fixed on the bottom of axle one, and the madial wall of cylindrical shell is close at the two ends of scraper plate; Be provided with dividing plate in described cylindrical shell, dividing plate is horizontally disposed with, and dividing plate offers material-dropping hole, and the upper surface of dividing plate is close in the bottom of described scraper plate; Described axle two is arranged straight down, and the bottom of axle two is installed with breaks up bar, described axle one hollow, and axle two is articulated in the cavity of axle one, the bottom of axle two give prominence to axle one bottom and through dividing plate, described in break up the below that bar is positioned at dividing plate.Wherein, described scraper plate is positioned at cylindrical drum part, described in break up bar and be positioned at taper cone barrel part.
In above-mentioned transition feed bin, described bar of breaing up comprises connecting rod, is connected to the pole at connecting rod both ends, is connected to the side rod of strut ends, described connecting rod, pole, side rod are positioned at same plane, the axial line of described axle two is positioned at described plane, described connecting rod is arranged on the bottom of axle two, and described side rod is close to the madial wall of taper cone barrel part.
In above-mentioned transition feed bin, described top cover centre is provided with bearing block, and described axle one is by bearing hinge joint in bearing block, and the top of axle one is installed with driven gear, and the rotating shaft of described first motor is installed with the driving gear engaged with driven gear.
In above-mentioned transition feed bin, described top cover is provided with support plate, described first motor and the second motor are fixedly mounted on support plate.
Based on the above-mentioned various explanations for transition feed bin, in two transition feed bins, the operation principle of arbitrary transition feed bin is as follows: base-material or auxiliary material fall into cylindrical shell by charging aperture; First motor by engagement driving gear and driven gear driving shaft one rotate, axle one drives scraper plate to rotate, and the scraper plate of rotation stirs the base-material entered in cylindrical shell cylindrical drum part or auxiliary material; Base-material after scraper plate stirs or the material-dropping hole of auxiliary material on dividing plate enter taper cone barrel part; Second motor driving shaft two rotates, axle two drive breaks up bar rotate, rotation break up pole pair through stir after base-material or auxiliary material carry out breaing up process; Afterwards, fallen into blending tank by the base-material broken up or auxiliary material by the blanking barrel part of cylindrical shell, by stirring motor, mix and blend is carried out to base-material and auxiliary material.Break up the stirring of process and stirring motor through the stirring of transition feed bin, the mixing of base-material and auxiliary material can be made more evenly, and then the quality of improving product.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is the structural representation of a kind of dynamic metering proportioning mixer of the utility model;
Fig. 2 is the structural representation of weighing device in Fig. 1;
Fig. 3 is the structural representation of the first load receiving part in Fig. 2;
Fig. 4 is the structural representation receiving feedback section in Fig. 2;
Fig. 5 is the structural representation observing described weighing device gained in Fig. 2 from the upper left corner;
Fig. 6 is the structural representation of transition feed bin in Fig. 1;
Fig. 7 is the full sectional view of Fig. 6;
Fig. 8 is the A-A sectional view of Fig. 6;
Fig. 9 is the top view of Fig. 6.
Symbol description in figure:
10, blending tank; 11, stirring motor; 101, base-material discharging opening; 102, auxiliary material discharging opening;
20, speed governing delivery pump;
30, auger conveyor; 31, cavity is carried; 32, buffer bin; 33, buncher;
40, check weighing metering proportion controller;
51, flowmeter; 52, base-material pulse transmitter;
61, auxiliary material pulse transmitter; 62, grating transmits dish;
70, transition feed bin; 701, charging aperture; 71, cylindrical shell; 711, cylindrical drum part; 712, taper cone barrel part; 713, blanking barrel part; 715, horizontal mounting plate; 72, top cover; 721, support plate; 731, the first motor; 732, the second motor; 741, axle one; 742, axle two; 75, scraper plate; 76, dividing plate; 761, material-dropping hole; 77, bar is broken up; 771, connecting rod; 772, pole; 773, side rod; 78, bearing block; 791, driven gear; 792, driving gear;
80, weighing device; 81, holder; 811, the first through hole; 812, gap; 82, the first load receiving part; 820, elastic device; 821, steel wire rope; 822, Compress Spring; 823, pull bar; 824, adjusting nut; 825, fixed pulley; 826, movable pulley; 827, bearing plate; 828, the second through hole; 83, the second load receiving part; 84, feedback section is received; 841, support; 842, lever; 843, the axis of guide; 844, coil tension spring; 845, microswitch telescopic head; 846, microswitch.
Detailed description of the invention
As Fig. 1, a kind of dynamic metering proportioning mixer, comprises blending tank 10, speed governing delivery pump 20, auger conveyor 30, check weighing metering proportion controller 40, transition feed bin 70, weighing device 80.
As Fig. 1, the top of described blending tank 10 is provided with stirring motor 11, and the top of described blending tank 10 is provided with base-material discharging opening 101 and auxiliary material discharging opening 102.
As Fig. 1, described speed governing delivery pump 20 is connected with conveyance conduit, and one end of conveyance conduit is connected with speed governing delivery pump 20, and the other end of conveyance conduit is positioned at the top of base-material discharging opening 101, and described conveyance conduit is provided with flowmeter 51 and base-material pulse transmitter 52.
As Fig. 1, described auger conveyor 30 comprises conveying cavity 31, buffer bin 32, buncher 33, described conveying cavity 31 is in horizontal, one end place of conveying cavity 31 offers an auxiliary material blanking port straight down, this auxiliary material blanking port is positioned at the top of auxiliary material discharging opening 102, described buncher 33 is positioned at the other end place of conveying cavity 31, the rotating shaft of buncher 33 stretches into the inner chamber of conveyor chamber body 31, rotating shaft is provided with spiral conveying blade, described buffer bin 32 be vertically arranged on conveying cavity 31 sidewall on and with conveying cavity 31 inner space, the internal chamber wall of described conveying cavity 31 is provided with auxiliary material pulse transmitter 61, the rotating shaft of described buncher 33 is provided with the grating matched with auxiliary material pulse transmitter 61 and transmits dish 62.
As Fig. 1, described base-material pulse transmitter 52 is connected with check weighing metering proportion controller 40 respectively by communication cable with auxiliary material pulse transmitter 61.
Composition graphs 6 to Fig. 9, described transition feed bin 70 comprises the cylindrical shell 71 vertically arranged, described cylindrical shell 71 comprises the cylindrical drum part 711 being arranged on top, the blanking barrel part 713 being arranged on below, is arranged on taper cone barrel part 712 between cylindrical drum part 711 and blanking barrel part 713, the top encapsulation of described cylindrical drum part 711 has top cover 72, top cover 72 is offered charging aperture 701, charging aperture 701 departs from the middle position of top cover 72.Described transition feed bin 70 also comprises and is positioned at the first motor 731 on top cover 72 and the second motor 732, the axle 1 connected with the first motor 731, the axle 2 742 that connects with the second motor 732; Axle 1 vertically runs through top cover 72 centre and stretches in cylindrical shell 71, and the bottom of axle 1 is provided with strip scraper plate 75, and scraper plate 75 is vertical with axle 1, and the middle part of scraper plate 75 is fixed on the bottom of axle 1, and the madial wall of cylindrical shell 71 is close at the two ends of scraper plate 75; Be provided with dividing plate 76 in described cylindrical shell 71, dividing plate 76 is horizontally disposed with, and dividing plate 76 offers material-dropping hole 761, and the upper surface of dividing plate 76 is close in the bottom of described scraper plate 75; Described axle 2 742 is arranged straight down, the bottom of axle 2 742 is installed with breaks up bar 77, described axle 1 hollow, and axle 2 742 is articulated in the cavity of axle 1, the bottom of axle 2 742 give prominence to axle 1 bottom and through dividing plate 76, described in break up the below that bar 77 is positioned at dividing plate 76.
In above-mentioned transition feed bin 70, as Fig. 7, the described side rod 773 broken up bar 77 and comprise connecting rod 771, be connected to the pole 772 at connecting rod 771 both ends, be connected to pole 772 end, described connecting rod 771, pole 772, side rod 773 are positioned at same plane, the axial line of described axle 2 742 is positioned at described plane, described connecting rod 771 is arranged on the bottom of axle 2 742, and described side rod 773 is close to the madial wall of taper cone barrel part 712.
In above-mentioned transition feed bin 70, composition graphs 6, Fig. 7, described top cover 72 centre is provided with bearing block 78, described axle 1 by bearing hinge joint in bearing block 78, the top of axle 1 is installed with driven gear 791, and the rotating shaft of described first motor 731 is installed with the driving gear 792 engaged with driven gear 791.
In above-mentioned transition feed bin 70, composition graphs 6, Fig. 7, Fig. 9, described top cover 72 is provided with support plate 721, and described first motor 731 and the second motor 732 are fixedly mounted on support plate 721.
Composition graphs 2 to Fig. 5, described weighing device 80 comprises holder 81, first load receiving part 82, second load receiving part 83, receives feedback section 84, described first load receiving part 82 and the second load receiving part 83 and receive feedback section 84 and be arranged on holder 81.
In above-mentioned weighing device 80, composition graphs 1, Fig. 2, holder 81 is arranged on the top of blending tank 10.
In above-mentioned weighing device 80, composition graphs 2 to Fig. 5, described first load receiving part 82 and the second load receiving part 83 are distributed in the both sides receiving feedback section 84 symmetrically, and described first load receiving part 82 and the second load receiving part 83 comprise elastic device 820 respectively, and described elastic device 820 bears to be waited to weigh object.Described elastic device 820 comprises steel cable 821, six Compress Springs 822, six pull bars 823, six adjusting nuts 824, fixed pulley 825 and movable pulleys 826, bearing plate 827.Described pull bar 823 is vertically arranged, described bearing plate 827 is horizontally disposed with, the bottom of pull bar 823 is fixed on holder 81, the top of pull bar 823 is fed through bearing plate 827, top and the adjusting nut 824 of pull bar 823 are spirally connected, described Compress Spring 822 is set on pull bar 823, and six Compress Springs 822 are arranged between holder 81 and bearing plate 827 by the form of two row three row; Described movable pulley 826 is arranged on the bottom surface of bearing plate 827, described fixed pulley 825 is arranged on holder 81, described steel wire rope 821 one end is fixed on holder 81, after steel wire rope 821 walks around fixed pulley 825 and movable pulley 826, the other end of steel wire rope 821 is connected with the lever 842 receiving feedback section 84.
As Fig. 4, described reception feedback section 84 comprises support 841, lever 842, two axis of guides 843, described support 841 is fixedly mounted on holder 81, described lever 842 is horizontally disposed with, the middle part of lever 842 is articulated on support 841, one end of lever 842 connects the steel wire rope 821 of the first load receiving part 82, the deformation quantity produced for receiving the first load receiving part 82 Elastic device 820 adds up obtained total deformation quantity, the other end of lever 842 connects the steel wire rope 821 of the second load receiving part 83, the deformation quantity produced for receiving the second load receiving part 83 Elastic device 820 adds up obtained total deformation quantity, described two axis of guides 843 all vertically arrange and activity is plugged on support 841, the bottom of two axis of guides 843 is against on lever 842 respectively, two axis of guide 843 bottoms and lever 842 place of offseting are positioned at the both sides of lever 842 and support 841 articulated section, the bottom of described two axis of guides 843 is respectively equipped with coil tension spring 844, the top of coil tension spring 844 is fixedly connected with the bottom of the axis of guide 843, the bottom of coil tension spring 844 is fixed on holder 81, the top of described two axis of guides 843 is respectively equipped with microswitch telescopic head 845, support 841 is fixed with the microswitch 846 coordinated with microswitch telescopic head 845, described microswitch 846 connects siren.
As Fig. 1, above-mentioned blending tank, speed governing delivery pump, auger conveyor, transition feed bin, the annexation of weighing device is as follows: the quantity of described transition feed bin 70 is two, two transition feed bins 70 are arranged on the elastic device 820 of the first load receiving part 82 and the elastic device 820 of the second load receiving part 83 respectively, the elastic device 820 of the first load receiving part 82 bears the weight of material in a transition feed bin 70 and this transition feed bin 70, the elastic device 820 of the second load receiving part 83 bears the weight of material in another transition feed bin 70 and this transition feed bin 70, the blanking barrel part 713 of two transition feed bins 70 stretches into base-material discharging opening 101 and the auxiliary material discharging opening 102 of blending tank 10 respectively, the other end of described conveyance conduit is positioned at the top of the charging aperture 701 of the blanking barrel part 713 place transition feed bin 70 stretching into base-material discharging opening 101, described auxiliary material blanking port is positioned at the top of the charging aperture 701 of the blanking barrel part 713 place transition feed bin 70 stretching into auxiliary material discharging opening 102.
Based on above-mentioned annexation, particularly, wherein the structural relation of blending tank, transition feed bin, weighing device is as follows: composition graphs 1, Fig. 5, Fig. 6, described holder 81 is offered two the first through holes 811, two the first through holes 811 are distributed in the both sides receiving feedback section 84 symmetrically, and each first through hole 811 is between two row's Compress Springs 822; The bearing plate 827 of described elastic device 820 is offered the second through hole 828, second through hole 828 corresponding with the first through hole about 811; First through hole 811 and the second through hole 828 pass through for the blanking barrel part 713 of transition feed bin 70; The taper cone barrel part 712 of described transition feed bin 70 and the joining place of blanking barrel part 713 are provided with horizontal mounting plate 715, and two transition feed bins 70 are by horizontal mounting plate 715 and the elastic device 820 being mounted on the first load receiving part 82 of bearing plate 827 and the elastic device 820 of the second load receiving part 83; Described reception feedback section 84 is positioned at the side of holder 81 middle position, and holder 81 central position offers a gap 812, and described stirring motor 11 is arranged in this gap 812.
In practical operation, first adjusting nut 824 in weighing device 80 is regulated, when making lever 842 be in plateau, the base-material be arranged in the transition feed bin 70 on the first load receiving part 82 meets predetermined ratio with the weight ratio of the auxiliary material in the transition feed bin 70 be arranged on the second load receiving part 83.Afterwards, start speed governing delivery pump 20 and buncher 33, base-material and auxiliary material fall into transition feed bin 70 respectively with the conveying of speed governing delivery pump 20 and auger conveyor 30, after transition feed bin 70, enter blending tank 10 by base-material discharging opening 101 and auxiliary material discharging opening 102; The pulse electrical signal produced by base-material pulse transmitter 52 and auxiliary material pulse transmitter 61 is transferred to check weighing metering proportion controller 40 and carries out computing, operation result shows current base-material and auxiliary material weight respectively, show the percentage status of current auxiliary material in base-material simultaneously, know that proportioning regulates the rotating speed of speed governing delivery pump 20 and buncher 33 to mix dosage with what increase and decrease base-material or auxiliary material according to oneself.Wherein, due to the size of two transition feed bins 70 itself and weight identical, therefore, the weightening finish of transition feed bin 70 is the weight of the material flowing through transition feed bin 70; When the ratio that the ratio actual coincidence of the weight of the auxiliary material in the base-material in a transition feed bin 70 and another transition feed bin 70 is predetermined, the lever 842 receiving feedback section 84 is in plateau all the time; When the ratio of the weight of the auxiliary material in the base-material in a transition feed bin 70 and another transition feed bin 70 does not meet predetermined ratio, lever 842 run-off the straight; If base-material accounting is excessive, the axis of guide 843 being positioned at the transition feed bin side 70 of splendid attire base-material rises, and the microswitch telescopic head 845 on it contacts with microswitch 846, and siren sounds, and alert base-material accounting is excessive; If auxiliary material accounting is excessive, the axis of guide 843 being positioned at transition feed bin 70 side of splendid attire auxiliary material rises, and the microswitch telescopic head 845 on it contacts with microswitch 846, and siren sounds, and alert auxiliary material accounting is excessive.Operating personnel can according to the kind of siren to regulate the speed of service of buncher 33 or speed governing delivery pump 20, until lever 842 reaches steadily (ratio of the weight of base-material and auxiliary material meets predetermined ratio) again, and all clear.
Whether above-mentioned weighing device 80 can meet predetermined ratio, to make up the error being measured the ratio calculating the base-material of gained and the weight of auxiliary material of holding concurrently by base-material pulse transmitter 82 and auxiliary material pulse transmitter 61 by the direct-detection ratio that is in the weight of base-material in flow process and auxiliary material.
Above content is only better embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (10)
1. a dynamic metering proportioning mixer, comprises blending tank (10), speed governing delivery pump (20), auger conveyor (30), check weighing metering proportion controller (40), the top of described blending tank (10) is provided with stirring motor (11), and the top of described blending tank (10) is provided with base-material discharging opening (101) and auxiliary material discharging opening (102), described speed governing delivery pump (20) is connected with conveyance conduit, one end of conveyance conduit is connected with speed governing delivery pump (20), the other end of conveyance conduit is positioned at the top of base-material discharging opening (101), and described conveyance conduit is provided with flowmeter (51) and base-material pulse transmitter (52), described auger conveyor (30) comprises conveying cavity (31), buffer bin (32), buncher (33), described conveying cavity (31) is in horizontal, one end place of conveying cavity (31) offers an auxiliary material blanking port straight down, this auxiliary material blanking port is positioned at the top of auxiliary material discharging opening (102), described buncher (33) is positioned at the other end place of conveying cavity (31), the rotating shaft of buncher (33) stretches into the inner chamber of conveyor chamber body (31), rotating shaft is provided with spiral conveying blade, described buffer bin (32) be vertically arranged on conveying cavity (31) sidewall on and with conveying cavity (31) inner space, the internal chamber wall of described conveying cavity (31) is provided with auxiliary material pulse transmitter (61), the rotating shaft of described buncher (33) is provided with the grating matched with auxiliary material pulse transmitter (61) and transmits and coil (62), described base-material pulse transmitter (52) is connected with check weighing metering proportion controller (40) respectively by communication cable with auxiliary material pulse transmitter (61), it is characterized in that: also comprise transition feed bin (70), weighing device (80), described transition feed bin (70) comprises the cylindrical shell (71) vertically arranged, described cylindrical shell (71) comprises the cylindrical drum part (711) being arranged on top, the blanking barrel part (713) being arranged on below, is arranged on taper cone barrel part (712) between cylindrical drum part (711) and blanking barrel part (713), the top encapsulation of described cylindrical drum part (711) has top cover (72), top cover (72) is offered charging aperture (701), charging aperture (701) departs from the middle position of top cover (72), described weighing device (80) comprises holder (81), first load receiving part (82), second load receiving part (83), receive feedback section (84), described first load receiving part (82) and the second load receiving part (83) and receive feedback section (84) and be arranged on holder (81), holder (81) is arranged on the top of blending tank (10), described first load receiving part (82) and the second load receiving part (83) are distributed in the both sides receiving feedback section (84) symmetrically, described first load receiving part (82) and the second load receiving part (83) comprise elastic device (820) respectively, described elastic device (820) bears to be waited to weigh object, described elastic device (820) comprises steel wire rope (821), described reception feedback section (84) comprises support (841), lever (842), two axis of guides (843), described support (841) is fixedly mounted on holder (81), described lever (842) is horizontally disposed with, the middle part of lever (842) is articulated on support (841), one end of lever (842) connects the steel wire rope (821) of the first load receiving part (82), the deformation quantity produced for receiving the first load receiving part (82) Elastic device (820) adds up obtained total deformation quantity, the other end of lever (842) connects the steel wire rope (821) of the second load receiving part (83), the deformation quantity produced for receiving the second load receiving part (83) Elastic device (820) adds up obtained total deformation quantity, described two axis of guides (843) all vertically arrange and activity is plugged on support (841), the bottom of two axis of guides (843) is against on lever (842) respectively, two axis of guide (843) bottoms and lever (842) place of offseting are positioned at the both sides of lever (842) and support (841) articulated section, the bottom of described two axis of guides (843) is respectively equipped with coil tension spring (844), the top of coil tension spring (844) is fixedly connected with the bottom of the axis of guide (843), the bottom of coil tension spring (844) is fixed on holder (81), the top of described two axis of guides (843) is respectively equipped with microswitch telescopic head (845), support (841) is fixed with the microswitch (846) coordinated with microswitch telescopic head (845), described microswitch (846) connects siren, the quantity of described transition feed bin (70) is two, two transition feed bins (70) are arranged on the elastic device (820) of the first load receiving part (82) and the elastic device (820) of the second load receiving part (83) respectively, the elastic device (820) of the first load receiving part (82) bears the weight of material in a transition feed bin (70) and this transition feed bin (70), the elastic device (820) of the second load receiving part (83) bears the weight of material in another transition feed bin (70) and this transition feed bin (70), the blanking barrel part (713) of two transition feed bins (70) stretches into base-material discharging opening (101) and the auxiliary material discharging opening (102) of blending tank (10) respectively, the other end of described conveyance conduit is positioned at the top of the charging aperture (701) of blanking barrel part (713) place transition feed bin (70) stretching into base-material discharging opening (101), described auxiliary material blanking port is positioned at the top of the charging aperture (701) of blanking barrel part (713) place transition feed bin (70) stretching into auxiliary material discharging opening (102).
2. a kind of dynamic metering proportioning mixer as claimed in claim 1, is characterized in that: described elastic device (820) also comprises Compress Spring (822), pull bar (823), adjusting nut (824), fixed pulley (825) and movable pulley (826), bearing plate (827); Described pull bar (823) is vertically arranged, described bearing plate (827) is horizontally disposed with, the bottom of pull bar (823) is fixed on holder (81), the top of pull bar (823) is fed through bearing plate (827), top and the adjusting nut (824) of pull bar (823) are spirally connected, described Compress Spring (822) is set on pull bar (823), and Compress Spring (822) is positioned between holder (81) and bearing plate (827); Described movable pulley (826) is arranged on the bottom surface of bearing plate (827), described fixed pulley (825) is arranged on holder (81), described steel wire rope (821) one end is fixed on holder (81), after steel wire rope (821) walks around fixed pulley (825) and movable pulley (826), the other end of steel wire rope (821) is connected with the lever (842) receiving feedback section (84).
3. a kind of dynamic metering proportioning mixer as claimed in claim 2, it is characterized in that: described elastic device (820) comprises six Compress Springs (822), six pull bars (823), six adjusting nuts (824), described six Compress Springs (822) are arranged between holder (81) and bearing plate (827) by the form of two row three row, and described fixed pulley (825) and movable pulley (826) are arranged on the side of two row's Compress Springs (822) up and down alternately.
4. a kind of dynamic metering proportioning mixer as claimed in claim 3, it is characterized in that: described holder (81) is offered two the first through holes (811), two the first through holes (811) are distributed in the both sides receiving feedback section (84) symmetrically, and each first through hole (811) is positioned between two row's Compress Springs (822); The bearing plate (827) of described elastic device (820) offers the second through hole (828), and the second through hole (828) is corresponding up and down with the first through hole (811); First through hole (811) passes through with the blanking barrel part (713) of the second through hole (828) for transition feed bin (70); The taper cone barrel part (712) of described transition feed bin (70) and the joining place of blanking barrel part (713) are provided with horizontal mounting plate (715), and two transition feed bins (70) are by horizontal mounting plate (715) and the elastic device (820) being mounted on the first load receiving part (82) of bearing plate (827) and the elastic device (820) of the second load receiving part (83).
5. a kind of dynamic metering proportioning mixer as claimed in claim 1, it is characterized in that: described reception feedback section (84) is positioned at the side of holder (81) middle position, holder (81) central position offers a gap (812), and described stirring motor (11) is arranged in this gap (812).
6. a kind of dynamic metering proportioning mixer as claimed in claim 1, is characterized in that: described transition feed bin (70) also comprises and is positioned at the first motor (731) on top cover (72) and the second motor (732), the axle one (741) connected with the first motor (731), the axle two (742) that connects with the second motor (732); Top cover (72) centre that vertically runs through axle one (741) stretches in cylindrical shell (71), the bottom of axle one (741) is provided with strip scraper plate (75), scraper plate (75) is vertical with axle one (741), the middle part of scraper plate (75) is fixed on the bottom of axle one (741), and the madial wall of cylindrical shell (71) is close at the two ends of scraper plate (75); Dividing plate (76) is installed in described cylindrical shell (71), dividing plate (76) is horizontally disposed with, dividing plate (76) offers material-dropping hole (761), the upper surface of dividing plate (76) is close in the bottom of described scraper plate (75); Described axle two (742) is arranged straight down, the bottom of axle two (742) is installed with breaks up bar (77), described axle one (741) hollow, axle two (742) is articulated in the cavity of axle one (741), the bottom of axle two (742) give prominence to axle one (741) bottom and through dividing plate (76), described in break up the below that bar (77) is positioned at dividing plate (76).
7. a kind of dynamic metering proportioning mixer as claimed in claim 6, it is characterized in that: described scraper plate (75) is positioned at cylindrical drum part (711), described in break up bar (77) and be positioned at taper cone barrel part (712).
8. a kind of dynamic metering proportioning mixer as claimed in claim 7, it is characterized in that: described in break up bar (77) and comprise connecting rod (771), be connected to the pole (772) at connecting rod (771) both ends, be connected to the side rod (773) of pole (772) end, described connecting rod (771), pole (772), side rod (773) is positioned at same plane, the axial line of described axle two (742) is positioned at described plane, described connecting rod (771) is arranged on the bottom of axle two (742), described side rod (773) is close to the madial wall of taper cone barrel part (712).
9. a kind of dynamic metering proportioning mixer as claimed in claim 6, it is characterized in that: described top cover (72) centre is provided with bearing block (78), described axle one (741) by bearing hinge joint in bearing block (78), the top of axle one (741) is installed with driven gear (791), the rotating shaft of described first motor (731) is installed with the driving gear (792) engaged with driven gear (791).
10. a kind of dynamic metering proportioning mixer as claimed in claim 6, it is characterized in that: described top cover (72) is provided with support plate (721), described first motor (731) and the second motor (732) are fixedly mounted on support plate (721).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520484567.0U CN204799148U (en) | 2015-07-07 | 2015-07-07 | Developments measurement ratio mixing arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520484567.0U CN204799148U (en) | 2015-07-07 | 2015-07-07 | Developments measurement ratio mixing arrangement |
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| CN204799148U true CN204799148U (en) | 2015-11-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032232A (en) * | 2015-07-07 | 2015-11-11 | 苏州珍展科技材料有限公司 | Mixing apparatus capable of realizing dynamic metering and proportioning |
| CN105709654A (en) * | 2016-03-21 | 2016-06-29 | 苏州珍展科技材料有限公司 | Chemical material matching system provided with transition bins and mixing tank |
-
2015
- 2015-07-07 CN CN201520484567.0U patent/CN204799148U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032232A (en) * | 2015-07-07 | 2015-11-11 | 苏州珍展科技材料有限公司 | Mixing apparatus capable of realizing dynamic metering and proportioning |
| CN105709654A (en) * | 2016-03-21 | 2016-06-29 | 苏州珍展科技材料有限公司 | Chemical material matching system provided with transition bins and mixing tank |
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