CN205613358U - Dynamic metering proportioning device with blending tank - Google Patents

Abstract

The utility model discloses a dynamic metering proportioning device with blending tank, wherein, the blending tank includes frame, rack -mounted (mixing) shaft, installs at the epaxial churn of stirring, installs the scraper blade that just lies in the churn on the (mixing) shaft, still including the hookup the speed change gear of (mixing) shaft and churn. When the (mixing) shaft was rotatory, the churn passed through speed change gear also rotatory along the (mixing) shaft. Rotatory scraper blade when stirring the material, friction probability between multiplicable material of the low -spin of churn and scraper blade and the churn inner wall, so can improve the efficiency that the material mixes the stirring.

Description

A kind of dynamic metering proportioning device being provided with blending tank

Technical field:

This utility model relates to the applied technical field of chemical industry material automatic gauge proportioning, in particular to one Plant the dynamic metering proportioning device being provided with blending tank.

Background technology:

When chemical industry produces upper compound Continuous maching, use the mode of static weighing to carry out measure control, both constrained The raising of volume of production, result in again the complexity of operating process, also add manufacturing cost and the fault rate of equipment.Right This, the utility model of Application No. 200520100592.0 discloses a kind of continuous dynamic metering proportioning mixer, Belong to the applied technical field of industrial automation metering proportion, mainly mixed by top tape adjuvant discharging opening and base material discharging opening Close tank, band effusion meter and the speed governing delivery pump of base material pulse transmitter, band buffer bin and the helical feed of buncher Device, grating belt transmits the adjuvant pulse transmitter of dish, is connected with base material pulse transmitter and adjuvant pulse transmitter Check weighing metering proportion controllers etc. are constituted.

Although this utility model can be continuously finished metering and the burden control of base material and adjuvant in dynamic operation, but, its The accuracy of metering but has much room for improvement, and 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 adjuvant is finally to be weighed by both weight ratios, generally known, close by material of weight Degree and the long-pending of volume and obtain, wherein, volume can be obtained by flow；This utility model is i.e. by metering base material and adjuvant Flow and calculate weight, but, in flow process, owing to base material and adjuvant are in granular form or powdery, so, Base material and adjuvant density in unit volume are not constant, so, even if effusion meter is accurate to the measurement of flow Really, but, the most inaccurate by weight obtained by flow rate calculation.

To sum up, base material to be made and the proportion speed of adjuvant, reliable method is directly to weigh base material with adjuvant, Then remix.

For solving above-mentioned technical problem, the utility model application of Application No. CN201510394328.0 discloses a kind of dynamic State metering proportion mixing arrangement, it is intended to directly base material is weighed with adjuvant, then remix, with improve base material with The accuracy of ratio of adjuvant.Wherein, the stirring vane that the material in blending tank is driven by stirring motor is stirred.

Utility model content:

This utility model is solved the technical problem that: during chemical industry produces, the material in blending tank is driven by stirring motor Dynamic stirring vane is stirred, inefficient.

For solving above-mentioned technical problem, this utility model following technical scheme of offer:

A kind of dynamic metering proportioning device being provided with blending tank, including 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 base material discharging opening and adjuvant discharging opening；Described blending tank includes frame, is articulated in In frame and be vertically arranged shaft, the mixing drum being arranged on shaft, be fixed on shaft and be positioned at stirring Scraper plate, connection shaft and the speed change gear of mixing drum in Tong；Described mixing drum include stir cover, stirring cylinder, At the bottom of mixing drum, described stirring cover is fixing with frame to be connected, and is structure as a whole, stirs at the bottom of described stirring cylinder and mixing drum Mixing cover to be articulated on shaft, be articulated on shaft at the bottom of mixing drum, stirring cylinder is flexibly connected with stirring cover, Stirring cylinder can rotate around stirring cover；Described base material discharging opening and adjuvant discharging opening are opened on mixing drum lid；Institute State speed change gear and include drive sprocket, intermediate chain wheels, driven chain wheels, variator；Described drive sprocket is fixing even Being connected on shaft, described intermediate chain wheels include that sprocket wheel one, sprocket wheel two, connecting shaft, described driven chain wheels include The multiple coaxial but sprocket wheel of external diameter different sizes；Described sprocket wheel one is coupled with drive sprocket by chain, described sprocket wheel two Coupled with the sprocket wheel in driven chain wheels by chain；Described intermediate chain wheels are arranged in frame, driven chain wheels pivot It is connected on shaft and driven chain wheels are connected with fixing at the bottom of mixing drum；Described variator include speed-changing chain, variable-speed shaft, Speed change block, speed change spring, screw, slide block, slide plate；Described speed-changing chain is arranged on variable-speed shaft, described variable-speed shaft Being horizontally disposed with, described speed change block is arranged on the two ends of variable-speed shaft, and described speed change block is provided with protuberance, described protuberance On offer through hole, described screw is connected with slide block through described through hole, the setting of described screw vertical, described speed change bullet Spring is set on screw and between the protuberance of head of screw and speed change block, and described slide plate offers chute, described cunning Block is slidably fitted in chute, and slide plate is fixed in frame；Described speed-changing chain with couple sprocket wheel two and driven chain wheels Chain engagement；

Described speed governing delivery pump connects conveyance conduit, and one end of conveyance conduit is connected with speed governing delivery pump, conveyance conduit The other end be positioned at the top of base material discharging opening, described conveyance conduit is provided with effusion meter and base material pulse transmitter；

Described auger conveyor includes carrying cavity, buffer bin, buncher, and described conveying cavity is horizontal, defeated The end sending cavity offers an adjuvant blanking port straight down, and this adjuvant blanking port is positioned at the top of adjuvant discharging opening, Described buncher is positioned at the other end of conveying cavity, and the rotary shaft of buncher stretches into the inner chamber of conveyor chamber body, rotation Rotating shaft is provided with spiral conveying blade, described buffer bin be vertically arranged in conveying cavity sidewall on and with conveying cavity Inner space, the internal chamber wall of described conveying cavity is provided with adjuvant pulse transmitter, the rotary shaft of described buncher It is provided with the grating matched with adjuvant pulse transmitter and transmits dish；

Described base material pulse transmitter and adjuvant pulse transmitter are respectively by communication cable and check weighing metering proportion controller Connect；

Described transition feed bin includes cylindrical drum part that the cylinder being vertically arranged, described cylinder include being disposed over, sets The taper cone barrel part put the blanking barrel part in lower section, being arranged between cylindrical drum part and blanking barrel part, described circle The top encapsulation of column casing part has top cover, and top cover is offered charging aperture, the middle position of charging aperture deviation top cover；

Described weighing device includes fixing seat, the first load receiving part, the second load receiving part, receives feedback section, and described first holds Weight portion and the second load receiving part and reception feedback section are arranged on fixing seat, and fixing seat is arranged on the top of blending tank, described First load receiving part and the second load receiving part are symmetrically dispersed in the both sides receiving feedback section, and described first load receiving part and second holds Weight portion includes that elastic device, described elastic device bear object to be weighed respectively, and described elastic device includes steel wire rope, Described reception feedback section includes support, lever, two axis of guides, and described support is fixedly mounted on fixing seat, described Lever is horizontally disposed with, and the middle part of lever is articulated on support, and one end of lever connects the steel wire rope of the first load receiving part, uses In receiving the cumulative obtained total deformation quantity of deformation quantity produced by the first load receiving part Elastic device, the other end of lever Connect the steel wire rope of the second load receiving part, add up gained for receiving deformation quantity produced by the second load receiving part Elastic device The total deformation quantity arrived, described two axis of guides are all vertically arranged and activity is plugged on support, the bottom of two axis of guides Being against respectively on lever, two axis of guide bottoms are positioned at the both sides at lever and bracket with the lever place of offseting, described The bottom of two axis of guides is respectively equipped with coil tension spring, and the top of coil tension spring is fixing with the bottom of the axis of guide to be connected, and stretches The bottom of contracting spring is fixed on fixing seat, and the top of described two axis of guides is respectively equipped with microswitch telescopic head, Being fixed with the microswitch coordinated with microswitch telescopic head on frame, described microswitch connects siren；

The quantity of described transition feed bin is two, two transition feed bins be separately mounted to the first load receiving part elastic device and On the elastic device of the second load receiving part, the elastic device of the first load receiving part bears in a transition feed bin and this transition feed bin The weight of material, 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 is respectively protruding into base material discharging opening and the adjuvant discharging opening of blending tank, described conveying pipe The other end in road 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 adjuvant discharging opening.

By technique scheme, during work, start speed governing delivery pump and buncher, base material and adjuvant and carry with speed governing The conveying of pump and auger conveyor respectively falls in transition feed bin, after transition feed bin, by base material discharging opening and adjuvant Discharging opening enters blending tank.The pulse electrical signal produced by base material pulse transmitter and adjuvant pulse transmitter is transferred to survey Metering burden control instrument carries out computing, and operation result shows current base material and adjuvant weight respectively, and display is current simultaneously Adjuvant percentage status in base material, according to oneself know proportioning regulation buncher rotating speed with increase and decrease adjuvant mix dosage. Wherein, due to transition feed bin charging aperture deviate top cover middle position, consistency from top to bottom relation non-with blanking barrel part, Therefore, the material successively falling into transition feed bin can make of short duration staying in transition feed bin, makes whole transition feed bin Weightening finish；Identical due to size and the weight of two transition feed bins itself again, therefore, the weightening finish of transition feed bin is and flows through The weight of the material of transition feed bin.After in weighing device, the elastic device of the first load receiving part and the second load receiving part is adjusted, When the ratio that the weight ratio actual coincidence of the adjuvant in the base material in a transition feed bin and another transition feed bin is predetermined Time, the lever receiving feedback section is in plateau；Owing to measuring or calculating error, the base in a transition feed bin When the weight ratio of the adjuvant in material and another transition feed bin does not meets predetermined ratio, lever run-off the straight；If base material Accounting is excessive, and the axis of guide being positioned at the transition feed bin side containing base material rises, microswitch telescopic head thereon and fine motion Switch contact, siren sounds, and prompting operator's base material accounting is excessive；If adjuvant accounting is excessive, it is positioned at splendid attire auxiliary The axis of guide of the transition feed bin side of material rises, and microswitch telescopic head thereon contacts with microswitch, and siren sounds, Prompting operator's adjuvant accounting is excessive.

By technique scheme, weighing device can directly detect base material and the adjuvant being in flow process weight it Than whether meet predetermined ratio, calculate gained to make up to measure to hold concurrently by base material pulse transmitter and adjuvant pulse transmitter Base material and the inaccuracy of weight ratio of adjuvant.When weighing device triggers siren, operator can be according to police The kind of report device is with regulation buncher or the speed of service of speed governing delivery pump, until lever reaches steadily (base material again Predetermined ratio is met with the weight ratio of adjuvant), all clear.

In technique scheme, the operation principle of blending tank is as follows: staff passes through motor or manual drive drive chain Wheel, drive sprocket drives shaft to rotate, and shaft drives scraper plate to rotate, and the material in mixing drum is stirred by scraper plate Mix.While shaft rotates, mixing drum is also being rotated around shaft by speed change gear, its speed rotated Big I is adjusted by variator, and concrete Principles of Regulation are as follows: variator is by chain and driven chain wheels China and foreign countries The sprocket engagement that footpath is bigger, mixing drum rotary speed is less；Variator is by less with footpath, driven chain wheels China and foreign countries for chain Sprocket engagement, mixing drum rotary speed is bigger.By above-mentioned speed change gear, material is being mixed by the scraper plate of rotation While, the rotation of mixing drum can increase the friction probability between material and scraper plate and mixing drum inwall, so, can carry The efficiency of high material mixing.It addition, the rotary speed of mixing drum described in the utility model is adjustable, so, staff The rotary speed of mixing drum can be regulated, preferably the material of distinct to be mixed according to the kind of mixed material Close stirring.

As this utility model a kind of explanation to weighing device, described elastic device also include compression 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 draws The bottom of bar is fixed on fixing seat, and the top of pull bar is fed through bearing plate, and the top of pull bar is spirally connected with adjusting nut, Described compression spring is set on pull bar, and compression spring is between fixing seat and bearing plate；Described movable pulley is arranged on On the bottom surface of bearing plate, described fixed pulley is arranged on fixing seat, and described steel wire rope one end is fixed on fixing seat, steel After cord walks around fixed pulley and movable pulley, the other end of steel wire rope is connected with the lever receiving feedback section.Wherein, one The steel wire rope of the elastic device of load receiving part is steel cable, and one end is fixed on fixing seat, and the other end connects lever End.Preferred as one, described elastic device includes six compression springs, six pull bars, six adjusting nuts, The forms of described six compression springs three row in two rows are arranged between fixing seat and bearing plate, described fixed pulley and dynamic cunning Wheel is arranged on the side of two row's compression springs the most alternately.Through fixed pulley staggered up and down and the steel wire rope of movable pulley S-shaped.

Based on the above-mentioned explanation for weighing device, transition feed bin is to be arranged in the following way on elastic device: Offering two the first through holes on described fixing seat, two the first through holes are symmetrically dispersed in the both sides receiving feedback section, often Individual first through hole is between two row's compression springs；Offering the second through hole on the bearing plate of described elastic device, second leads to Hole is the most corresponding with the first through hole；First through hole and the second through hole supply the blanking barrel part of transition feed bin to pass through；Described mistake The joining place of the taper cone barrel part and blanking barrel part of crossing feed bin is provided with horizontal mounting plate, and two transition feed bins pass through level Installing plate is arranged on the elastic device of the first load receiving part and the elastic device of the second load receiving part with the connection of bearing plate.

As this utility model a kind of explanation to transition feed bin, described transition feed bin also includes first be positioned on top cover The axle two that the axle one that motor and the second motor and the first motor couple couples with the second motor；Axle one vertically runs through top Lid centre stretches in cylinder, 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 solid Being scheduled on the bottom of axle one, the medial wall of cylinder is close at the two ends of scraper plate；Dividing plate, dividing plate level are installed in described cylinder Arranging, dividing plate offers material-dropping hole, the upper surface of dividing plate is close in the bottom of described scraper plate；Described axle two is straight down Arranging, 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 highlights the bottom of axle one and through dividing plate, described in break up bar and be positioned at the lower section of dividing plate.Wherein, scrape described in 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 in break up bar and include connecting rod, the pole being connected to connecting rod both ends, be connected to The side rod of strut ends, in described connecting rod, pole, side rod are generally aligned in the same plane, the axial line of described axle two is positioned at In described plane, described connecting rod is arranged on the bottom of axle two, and described side rod is close to the medial 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 passes through bearing hinge joint at bearing block In, the top of axle one is installed with driven gear, and the rotary shaft of described first motor is installed with and driven tooth The driving gear of wheel engagement.

In above-mentioned transition feed bin, described top cover being provided with support plate, described first motor and the second motor are fixedly mounted on 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 such as Under: base material or adjuvant are fallen in cylinder by charging aperture；First motor is by the driving gear engaged and driven tooth wheel driving Moving axis one rotates, and axle one drives scraper plate to rotate, and the scraper plate of rotation is to the base material in entrance cylinder cylindrical drum part or adjuvant It is stirred；Base material or adjuvant material-dropping hole on dividing plate after scraper plate stirs enter taper cone barrel part；Second motor Drive shaft two rotates, axle two drive breaks up bar rotate, rotation break up pole pair agitated after base material or adjuvant carry out beat Dissipate and process；Afterwards, the base material broken up or adjuvant fall into blending tank by the blanking barrel part of cylinder and carry out mix and blend. Stirring through transition feed bin is broken up and is processed and the stirring of blending tank, and the mixing that can make base material and adjuvant is more uniform, enters And the quality of improving product.

Accompanying drawing illustrates:

Below in conjunction with the accompanying drawings this utility model is described further:

Fig. 1 is the structural representation of a kind of dynamic metering proportioning device being provided with blending tank of this 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 blending tank 10 in Fig. 1；

Fig. 7 is the structural representation observing blending tank 10 gained in Fig. 6 from below；

Fig. 8 is enlarged drawing at A in Fig. 7；

Fig. 9 is the sectional view of blending tank 10 in Fig. 6；

Figure 10 is the structural representation of transition feed bin in Fig. 1；

Figure 11 is the full sectional view of Figure 10；

Figure 12 is the A-A sectional view of Figure 10；

Figure 13 is the top view of Figure 10.

Symbol description in figure:

10, blending tank；101, base material discharging opening；102, adjuvant discharging opening；110, frame；120, shaft； 130, mixing drum；131, stirring cover；132, stirring cylinder；133, at the bottom of mixing drum；140, scraper plate；160、 Speed change gear；161, drive sprocket；162, intermediate chain wheels；1621, sprocket wheel one；1622, sprocket wheel two；1623、 Connecting shaft；163, driven chain wheels；164, variator；1641, speed-changing chain；1642, variable-speed shaft；1643、 Speed change block；1644, speed change spring；1645, screw；1646, slide block；1647, slide plate；

20, speed governing delivery pump；

30, auger conveyor；31, conveying cavity；32, buffer bin；33, buncher；

40, check weighing metering proportion controller；

51, effusion meter；52, base material pulse transmitter；

61, adjuvant pulse transmitter；62, grating transmits dish；

70, transition feed bin；701, charging aperture；71, cylinder；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、 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, fixing seat；811, the first through hole；82, the first load receiving part；820, elastic device； 821, steel wire rope；822, compression spring；823, pull bar；824, adjusting nut；825, fixed pulley；826, dynamic 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:

Such as Fig. 1, a kind of dynamic metering proportioning device being provided with blending tank, including blending tank 10, speed governing delivery pump 20, Auger conveyor 30, check weighing metering proportion controller 40, transition feed bin 70, weighing device 80.

In conjunction with Fig. 6 to Fig. 9, the top of described blending tank 10 is provided with base material discharging opening 101 and adjuvant discharging opening 102. Described blending tank includes frame 110, is articulated in frame 110 and is vertically arranged shaft 120, it is arranged on shaft Mixing drum 130 on 120, it is fixed on shaft 120 and is positioned at the scraper plate 140 of mixing drum 130, couple stirring The speed change gear 160. of axle 120 and mixing drum 130

In above-mentioned blending tank 10, described mixing drum include stir cover 131, stirring cylinder 132, mixing drum at the bottom of 133, Described stirring cover is fixing with frame to be connected, and is structure as a whole, stirs cover pivot joint at the bottom of described stirring cylinder and mixing drum On shaft, being articulated on shaft at the bottom of mixing drum, stirring cylinder is flexibly connected with stirring cover, and stirring cylinder can Rotate around stirring cover；Described base material discharging opening 1101 and adjuvant discharging opening 1102 are opened on mixing drum lid.

In above-mentioned blending tank 10, described speed change gear 160 includes drive sprocket 161, intermediate chain wheels 162, driven Chain wheel set 163, variator 164；Described drive sprocket 161 is fixedly connected on shaft 120, described intermediate chain wheel It is multiple same that group 162 includes that sprocket wheel 1, sprocket wheel 2 1622, connecting shaft 1623, described driven chain wheels 163 include Axle but the sprocket wheel of external diameter different sizes；Described sprocket wheel 1 is coupled with drive sprocket 161 by chain, described sprocket wheel 2 1622 are coupled with the sprocket wheel in driven chain wheels 163 by chain；Described intermediate chain wheels 162 are arranged in frame, Driven chain wheels 163 are articulated on shaft 120 and driven chain wheels 163 are fixing with at the bottom of mixing drum is connected.

In above-mentioned blending tank 10, described variator 164 include speed-changing chain 1641, variable-speed shaft 1642, speed change block 1643, Speed change spring 1644, screw 1645, slide block 1646, slide plate 1647；Described speed-changing chain 1641 is arranged on variable-speed shaft On 1642, described variable-speed shaft 1642 is horizontally disposed with, and described speed change block 1643 is arranged on the two ends of variable-speed shaft 1642, institute Stating speed change block 1643 and be provided with protuberance, described protuberance offers through hole, described screw 1645 is through described logical Hole is connected with slide block 1646, and described screw 1645 vertical is arranged, and described speed change spring 1644 is set in screw 1645 Going up and between the protuberance of head of screw and speed change block 1643, described slide plate 1647 offers chute, described slide block 1646 are slidably fitted in chute, and slide plate 1647 is fixed in frame；Described speed-changing chain with couple sprocket wheel two and driven The chain engagement of chain wheel set.

Such as Fig. 1, described speed governing delivery pump 20 connects conveyance conduit, and one end of conveyance conduit carries with speed governing Pump 20 connects, 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 flow Meter 51 and base material pulse transmitter 52.

Such as Fig. 1, described auger conveyor 30 includes carrying cavity 31, buffer bin 32, buncher 33, described Conveying cavity 31 is in horizontal, and the end of conveying cavity 31 offers an adjuvant blanking port straight down, and this adjuvant falls Material mouth is positioned at the top of adjuvant discharging opening 102, and described buncher 33 is positioned at the other end of conveying cavity 31, adjusts The rotary shaft of speed motor 33 stretches into the inner chamber of conveyor chamber body 31, and rotary shaft is provided with spiral conveying blade, described buffering Feed bin 32 be vertically arranged in conveying cavity 31 sidewall on and with conveying cavity 31 inner space, described conveying cavity The internal chamber wall of 31 is provided with adjuvant pulse transmitter 61, and the rotary shaft of described buncher 33 is provided with and adjuvant pulse The grating that transmitter 61 matches transmits dish 62.

Such as Fig. 1, described base material pulse transmitter 52 and adjuvant pulse transmitter 61 are respectively by communication cable and check weighing meter Amount burden control instrument 40 connects.

In conjunction with Figure 10 to Figure 13, described transition feed bin 70 includes that the cylinder 71 being vertically arranged, described cylinder 71 include The cylindrical drum part 711, the blanking barrel part 713 being arranged below that are disposed over, it is arranged on cylindrical drum part 711 And the taper cone barrel part 712 between blanking barrel part 713, the top encapsulation of described cylindrical drum part 711 has top cover 72, Offering charging aperture 701 on top cover 72, charging aperture 701 deviates the middle position of top cover 72.Described transition feed bin 70 is also The axle 1 that couples with the first motor 731 including the first motor 731 being positioned on top cover 72 and the second motor 732, The axle 2 742 coupled with the second motor 732；Axle 1 vertically runs through top cover 72 centre and stretches in cylinder 71, axle The bottom of 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 axle The bottom of 1, the medial wall of cylinder 71 is close at the two ends of scraper plate 75；In described cylinder 71, dividing plate 76 is installed, Dividing plate 76 is horizontally disposed with, and dividing plate 76 offers material-dropping hole 761, and the upper of dividing plate 76 is close in the bottom of described scraper plate 75 Surface；Described axle 2 742 is arranged straight down, and the bottom of axle 2 742 is installed with breaks up bar 77, described axle one 741 hollows, axle 2 742 is articulated in the cavity of axle 1, and the bottom of axle 2 742 highlights the bottom of axle 1 And through dividing plate 76, described in break up bar 77 and be positioned at the lower section of dividing plate 76.

In above-mentioned transition feed bin 70, such as Figure 11, described in break up bar 77 and include connecting rod 771, be connected to connecting rod 771 The pole 772 at both ends, it is connected to the side rod 773 of pole 772 end, described connecting rod 771, pole 772, limit In bar 773 is generally aligned in the same plane, the axial line of described axle 2 742 is positioned at described plane, and described connecting rod 771 is pacified Being contained in the bottom of axle 2 742, described side rod 773 is close to the medial wall of taper cone barrel part 712.

In above-mentioned transition feed bin 70, in conjunction with Figure 10, Figure 11, described top cover 72 centre is provided with bearing block 78, described Axle 1 is by bearing hinge joint in bearing block 78, and the top of axle 1 is installed with driven gear 791, institute State and in the rotary shaft of the first motor 731, be installed with the driving gear 792 engaged with driven gear 791.

In above-mentioned transition feed bin 70, in conjunction with Figure 10, Figure 11, Figure 13, 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.

In conjunction with Fig. 2 to Fig. 5, described weighing device 80 includes fixing seat the 81, first load receiving part the 82, second load receiving part 83, receiving feedback section 84, described first load receiving part 82 and the second load receiving part 83 and reception feedback section 84 are arranged on fixing On seat 81.

In above-mentioned weighing device 80, in conjunction with Fig. 1, Fig. 2, fixing seat 81 is arranged on the top of blending tank 10.

In above-mentioned weighing device 80, in conjunction with Fig. 2 to Fig. 5, described first load receiving part 82 and the second load receiving part 83 are symmetrical Be distributed in the both sides receiving feedback section 84, described first load receiving part 82 and the second load receiving part 83 include elastic dress respectively Putting 820, described elastic device 820 bears object to be weighed.Described elastic device 820 include steel cable 821, Six compression springs, 823, six adjusting nuts 824 of 822, six pull bars, fixed pulley 825 and movable pulley 826, hold Weight plate 827.Described pull bar 823 is vertically arranged, and described bearing plate 827 is horizontally disposed with, and the bottom of pull bar 823 is fixed on On fixing seat 81, the top of pull bar 823 is fed through bearing plate 827, the top of pull bar 823 and adjusting nut 824 spiral shell Connecing, described compression spring 822 is set on pull bar 823, and the form of six compression spring 822 three row in two rows is arranged Between fixing seat 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 fixing seat 81, and described steel wire rope 821 one end is fixed on fixing seat 81, steel wire rope 821 After walking around fixed pulley 825 and movable pulley 826, the other end of steel wire rope 821 and the lever 842 receiving feedback section 84 connect Connect.

Such as Fig. 4, described reception feedback section 84 includes support 841,842, two axis of guides 843 of lever, described support 841 are fixedly mounted on fixing seat 81, and described lever 842 is horizontally disposed with, and the middle part of lever 842 is articulated in support 841 On, one end of lever 842 connects the steel wire rope 821 of the first load receiving part 82, for receiving the first load receiving part 82 Elastic Total deformation quantity obtained by deformation quantity produced by device 820 is cumulative, the other end of lever 842 connects the second load receiving part The steel wire rope 821 of 83, cumulative obtained for receiving deformation quantity produced by the second load receiving part 83 Elastic device 820 Total deformation quantity, described two axis of guides 843 are all vertically arranged and activity is plugged on support 841, two axis of guides The bottom of 843 is against on lever 842 respectively, and two axis of guide 843 bottoms are positioned at lever 842 with lever 842 place of offseting With the both sides of support 841 articulated section, the bottom of described two axis of guides 843 is respectively equipped with coil tension spring 844, flexible bullet The top of spring 844 is fixing with the bottom of the axis of guide 843 to be connected, and the bottom of coil tension spring 844 is fixed on fixing seat 81, The top of described two axis of guides 843 is respectively equipped with microswitch telescopic head 845, support 841 is fixed with and opens with fine motion Closing the microswitch 846 that telescopic head 845 coordinates, described microswitch 846 connects siren.

Such as Fig. 1, above-mentioned blending tank, speed governing delivery pump, auger conveyor, transition feed bin, the annexation of weighing device As follows: the quantity of described transition feed bin 70 is two, two transition feed bins 70 are separately mounted to the first load receiving part 82 On the elastic device 820 of elastic device 820 and the second load receiving part 83, the elastic device 820 of the first load receiving part 82 holds By 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 holds By the weight of material, the blanking barrel part of two transition feed bins 70 in another transition feed bin 70 and this transition feed bin 70 The 713 base material discharging opening 101 being respectively protruding into blending tank 10 and adjuvant discharging openings 102, the other end of described conveyance conduit It 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, institute State adjuvant blanking port and be positioned at the charging aperture 701 of the blanking barrel part 713 place transition feed bin 70 stretching into adjuvant discharging opening 102 Top.

Based on above-mentioned annexation, specifically, wherein blending tank, transition feed bin, weighing device structural relation as follows: In conjunction with Fig. 1, Fig. 5, Figure 10, described fixing seat 81 is offered two the first through holes 811, two the first through holes 811 Being symmetrically dispersed in the both sides receiving feedback section 84, each first through hole 811 is between two row's compression springs 822； The second through hole 828 is offered, on the second through hole 828 and the first through hole 811 on the bearing plate 827 of described elastic device 820 Lower correspondence；First through hole 811 passes through for the blanking barrel part 713 of transition feed bin 70 with the second through hole 828；Described mistake The joining place of the taper cone barrel part 712 and blanking barrel part 713 of crossing feed bin 70 is provided with horizontal mounting plate 715, two mistakes Cross feed bin 70 and be arranged on the elastic device of the first load receiving part 82 by the connection of horizontal mounting plate 715 with bearing plate 827 820 and second load receiving part 83 elastic device 820 on；Described reception feedback section 84 is positioned at fixing seat 81 middle position Side.

In practical operation, first adjusting nut 824 in regulation weighing device 80, when making lever 842 be in plateau, The base material being arranged in the transition feed bin 70 on the first load receiving part 82 and the transition feed bin being arranged on the second load receiving part 83 The weight ratio of the adjuvant in 70 meets predetermined ratio.Afterwards, speed governing delivery pump 20 and buncher 33, base material are started Transition feed bin 70 is respectively fallen in the conveying of speed governing delivery pump 20 and auger conveyor 30, through transition feed bin 70 with adjuvant Afterwards, blending tank 10 is entered by base material discharging opening 101 and adjuvant discharging opening 102；By base material pulse transmitter 52 He The pulse electrical signal that adjuvant pulse transmitter 61 produces is transferred to check weighing metering proportion controller 40 and carries out computing, computing Result shows current base material and adjuvant weight respectively, shows current adjuvant percentage status in base material simultaneously, according to Oneself knows that the rotating speed of proportioning regulation speed governing delivery pump 20 and buncher 33 mixes dosage with increase and decrease base material or adjuvant.Wherein, Owing to size and the weight of two transition feed bins 70 itself are identical, therefore, the weightening finish of transition feed bin 70 is stream and passes through Cross the weight of the material of feed bin 70；Adjuvant in the base material in a transition feed bin 70 and another transition feed bin 70 Weight ratio actual coincidence predetermined ratio time, the lever 842 receiving feedback section 84 is in plateau all the time；When one When the weight ratio of the base material in individual transition feed bin 70 and the adjuvant in another transition feed bin 70 does not meets predetermined ratio, Lever 842 run-off the straight；If base material accounting is excessive, it is positioned on the axis of guide 843 of the transition feed bin side 70 containing base material Rising, microswitch telescopic head 845 thereon contacts with microswitch 846, and siren sounds, and points out operator's base Material accounting is excessive；If adjuvant accounting is excessive, the axis of guide 843 being positioned at transition feed bin 70 side containing adjuvant rises, its On microswitch telescopic head 845 contact with microswitch 846, siren sounds, point out operator's adjuvant accounting Excessive.Operator can according to the kind of siren with regulation the buncher 33 or speed of service of speed governing delivery pump 20, Until lever 842 reaches steadily (weight ratio of base material and adjuvant meets predetermined ratio), all clear again.

Above-mentioned weighing device 80 can directly detect whether the weight ratio of base material and the adjuvant being in flow process meets pre- Fixed ratio, calculates the base material of gained to make up to measure to hold concurrently by base material pulse transmitter 82 and adjuvant pulse transmitter 61 Error with the weight ratio of adjuvant.

Wherein, the workflow of blending tank is as follows: staff passes through motor or manual drive drive sprocket 161, actively Chain wheel drive shaft 120 rotates, and shaft drives scraper plate 140 to rotate, and the material in mixing drum is stirred by scraper plate Mix.While shaft rotates, mixing drum 130 is also being rotated around shaft by speed change gear 160, its rotation The velocity magnitude turned can be adjusted by variator 164, and concrete regulation flow process is as follows: variator 164 is by chain The sprocket engagement bigger with external diameter in driven chain wheels 163, mixing drum rotary speed is less；Variator by chain with from The sprocket engagement that in movable sprocket group, external diameter is less, mixing drum 130 rotary speed is bigger.By above-mentioned speed change gear, rotation The scraper plate 140 turned is while mixing material, and the rotation of mixing drum can increase in material and scraper plate and mixing drum Friction probability between wall, so, can improve the efficiency of material mixing.

Above content is only better embodiment of the present utility model, for those of ordinary skill in the art, according to this The thought of utility model, the most all will change, and this specification content should not It is interpreted as restriction of the present utility model.

Claims (9)

1. be provided with a dynamic metering proportioning device for blending tank, including blending tank (10), speed governing delivery pump (20), Auger conveyor (30), check weighing metering proportion controller (40), transition feed bin (70), weighing device (80)；

The top of described blending tank (10) is provided with base material discharging opening (101) and adjuvant discharging opening (102)；

Described speed governing delivery pump (20) connects conveyance conduit, and 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 effusion meter (51) With base material pulse transmitter (52)；

Described auger conveyor (30) includes carrying cavity (31), buffer bin (32), buncher (33), institute State conveying cavity (31) in horizontal, conveying cavity (31) end offer an adjuvant blanking port straight down, should Adjuvant blanking port is positioned at the top of adjuvant discharging opening (102), and described buncher (33) is positioned at conveying cavity (31) The other end at, the rotary shaft of buncher (33) stretches into the inner chamber of conveyor chamber body (31), and rotary shaft is provided with spiral Conveying blade, described buffer bin (32) be vertically arranged in conveying cavity (31) sidewall on and with conveying cavity (31) Inner space, the internal chamber wall of described conveying cavity (31) is provided with adjuvant pulse transmitter (61), described speed governing electricity The rotary shaft of machine (33) is provided with the grating matched with adjuvant pulse transmitter (61) and transmits dish (62)；

Described base material pulse transmitter (52) and adjuvant pulse transmitter (61) are measured with check weighing by communication cable respectively Burden control instrument (40) connects；

Described transition feed bin (70) includes the cylinder (71) being vertically arranged, and described cylinder (71) includes being disposed over Cylindrical drum part (711), the blanking barrel part (713) being arranged below, be arranged on cylindrical drum part (711) and Taper cone barrel part (712) between blanking barrel part (713), the top encapsulation of described cylindrical drum part (711) has top Lid (72), top cover (72) is offered charging aperture (701), the middle position of charging aperture (701) deviation top cover (72)；

Described weighing device (80) includes fixing seat (81), the first load receiving part (82), the second load receiving part (83), connects Receive feedback section (84), described first load receiving part (82) and the second load receiving part (83) and reception feedback section (84) to install On fixing seat (81), fixing seat (81) is arranged on the top of blending tank (10), described first load receiving part (82) With the second load receiving part (83) be symmetrically dispersed in receive feedback section (84) both sides, described first load receiving part (82) and Second load receiving part (83) includes that elastic device (820), described elastic device (820) bear object to be weighed respectively, Described elastic device (820) includes that steel wire rope (821), described reception feedback section (84) include support (841), thick stick Bar (842), two axis of guides (843), described support (841) is fixedly mounted on fixing seat (81), described thick stick Bar (842) is horizontally disposed with, and the middle part of lever (842) is articulated on support (841), and one end of lever (842) is even Connect the steel wire rope (821) of the first load receiving part (82), for receiving the first load receiving part (82) Elastic device (820) Total deformation quantity obtained by produced deformation quantity is cumulative, the other end of lever (842) connects the second load receiving part (83) Steel wire rope (821), add up for receiving deformation quantity produced by the second load receiving part (83) Elastic device (820) Obtained total deformation quantity, described two axis of guides (843) are all vertically arranged 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) The place of offseting is positioned at the both sides of lever (842) and support (841) articulated section, the bottom of described two axis of guides (843) Being respectively equipped with coil tension spring (844), the top of coil tension spring (844) is fixing with the bottom of the axis of guide (843) to be connected, The bottom of coil tension spring (844) is fixed on fixing seat (81), and the top of described two axis of guides (843) sets respectively There is microswitch telescopic head (845), support (841) is fixed with the fine motion coordinated with microswitch telescopic head (845) Switch (846), described microswitch (846) connects siren；The quantity of described transition feed bin (70) is two, Two transition feed bins (70) are separately mounted to elastic device (820) and second load receiving part (83) of the first load receiving part (82) Elastic device (820) on, the elastic device (820) of the first load receiving part (82) bears a transition feed bin (70) And the weight of material in this transition feed bin (70), the elastic device (820) of the second load receiving part (83) bears another The weight of material, the blanking barrel part of two transition feed bins (70) in transition feed bin (70) and this transition feed bin (70) (713) base material discharging opening (101) and the adjuvant discharging opening (102) of blending tank (10), described conveying pipe it are respectively protruding into The other end in road is positioned at the entering of blanking barrel part (713) place transition feed bin (70) stretching into base material discharging opening (101) The top of material mouth (701), described adjuvant blanking port is positioned at the blanking barrel part (713) stretching into adjuvant discharging opening (102) The top of the charging aperture (701) of place transition feed bin (70)；It is characterized in that:

Described blending tank include frame (110), be articulated in frame (110) upper and be vertically arranged shaft (120), The mixing drum (130) that is arranged on shaft (120), to be fixed on shaft (120) upper and be positioned at mixing drum (130) Interior scraper plate (140), connection shaft (120) and the speed change gear (160) of mixing drum (130)；

Described mixing drum includes stirring at the bottom of cover (131), stirring cylinder (132), mixing drum (133), described mixing drum Covering be connected fixing with frame, be structure as a whole at the bottom of described stirring cylinder and mixing drum, stirring cover is articulated on shaft, Being articulated at the bottom of mixing drum on shaft, stirring cylinder is flexibly connected with stirring cover, and stirring cylinder can be around stirring cover rotation Turn；Described base material discharging opening (1101) and adjuvant discharging opening (1102) are opened on mixing drum lid；

Described speed change gear (160) include drive sprocket (161), intermediate chain wheels (162), driven chain wheels (163), Variator (164)；Described drive sprocket (161) is fixedly connected on shaft (120), described intermediate chain wheels (162) Including sprocket wheel one (1621), sprocket wheel two (1622), connecting shaft (1623), described driven chain wheels (163) include many The individual coaxial but sprocket wheel of external diameter different sizes；Described sprocket wheel one (1621) is coupled with drive sprocket (161) by chain, Described sprocket wheel two (1622) is coupled with the sprocket wheel in driven chain wheels (163) by chain；Described intermediate chain wheels (162) Be arranged in frame, driven chain wheels (163) be articulated in that shaft (120) is upper and driven chain wheels (163) with stir Fixing at the bottom of mixing tin connect；

Described variator (164) includes speed-changing chain (1641), variable-speed shaft (1642), speed change block (1643), speed change Spring (1644), screw (1645), slide block (1646), slide plate (1647)；Described speed-changing chain (1641) is installed On variable-speed shaft (1642), described variable-speed shaft (1642) is horizontally disposed with, and described speed change block (1643) is arranged on speed change The two ends of axle (1642), described speed change block (1643) is provided with protuberance, described protuberance offers through hole, institute Stating screw (1645) to be connected through described through hole with slide block (1646), described screw (1645) vertical is arranged, described Speed change spring (1644) is set on screw (1645) and is positioned between the protuberance of head of screw and speed change block (1643), Described slide plate (1647) offers chute, and described slide block (1646) is slidably fitted in chute, and slide plate (1647) is solid It is scheduled in frame；Described speed-changing chain engages with the chain coupling sprocket wheel two and driven chain wheels.

A kind of dynamic metering proportioning device being provided with blending tank, it is characterised in that: described Elastic device (820) also includes compression 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) level Arranging, the bottom of pull bar (823) is fixed on fixing seat (81), and the top of pull bar (823) is fed through bearing plate (827), The top of pull bar (823) is spirally connected with adjusting nut (824), and described compression spring (822) is set in pull bar (823) On, compression spring (822) is positioned between fixing seat (81) and bearing plate (827)；Described movable pulley (826) is pacified Being contained on the bottom surface of bearing plate (827), described fixed pulley (825) is arranged on fixing seat (81), described steel wire rope (821) one end is fixed on fixing seat (81), and steel wire rope (821) walks around fixed pulley (825) and movable pulley (826) After, the other end of steel wire rope (821) is connected with the lever (842) receiving feedback section (84).

A kind of dynamic metering proportioning device being provided with blending tank, it is characterised in that: described Elastic device (820) includes six compression springs (822), six pull bars (823), six adjusting nuts (824), The form of described six compression springs (822) three row in two rows is arranged between fixing seat (81) and bearing plate (827), Described fixed pulley (825) and movable pulley (826) are arranged on the side of two row's compression springs (822) the most alternately.

A kind of dynamic metering proportioning device being provided with blending tank, it is characterised in that: described Offering two the first through holes (811) on fixing seat (81), two the first through holes (811) are symmetrically dispersed in reception instead The both sides in feedback portion (84), each first through hole (811) is positioned between two row's compression springs (822)；Described elastic dress Put and on the bearing plate (827) of (820), offer the second through hole (828), the second through hole (828) and the first through hole (811) The most corresponding；First through hole (811) supplies the blanking barrel part (713) of transition feed bin (70) with the second through hole (828) Pass through；The taper cone barrel part (712) of described transition feed bin (70) and the joining place of blanking barrel part (713) are provided with water Flat installing plate (715), two transition feed bins (70) are by horizontal mounting plate (715) and the connection of bearing plate (827) It is 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).

A kind of dynamic metering proportioning device being provided with blending tank, it is characterised in that: described Transition feed bin (70) also includes the first motor (731) and the second motor (732) and being positioned on top cover (72) The axle two (742) that the axle one (741) that one motor (731) couples couples with the second motor (732)；Axle one (741) Vertically running through top cover (72) centre to stretch in cylinder (71), the bottom of axle one (741) is provided with strip scraper plate (75), Scraper plate (75) is vertical with axle one (741), and the middle part of scraper plate (75) is fixed on the bottom of axle one (741), scraper plate (75) Two ends be close to the medial wall of cylinder (71)；Dividing plate (76), dividing plate (76) water are installed in described cylinder (71) Flat setting, dividing plate (76) offers material-dropping hole (761), and dividing plate (76) is close in the bottom of described scraper plate (75) Upper surface；Described axle two (742) is arranged straight down, and 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 end of axle two (742) The bottom of distal process shaft one (741) through dividing plate (76), described in break up bar (77) and be positioned at the lower section of dividing plate (76).

A kind of dynamic metering proportioning device being provided with blending tank, it is characterised 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).

A kind of dynamic metering proportioning device being provided with blending tank, it is characterised in that: described Break up bar (77) to include connecting rod (771), the pole (772) being connected to 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) are positioned at same In one plane, the axial line of described axle two (742) is positioned at described plane, and described connecting rod (771) is arranged on axle two (742) bottom, described side rod (773) is close to the medial wall of taper cone barrel part (712).

A kind of dynamic metering proportioning device being provided with blending tank, it is characterised 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), fixing in the rotary shaft of described first motor (731) The driving gear (792) engaged with driven gear (791) is installed.

A kind of dynamic metering proportioning device being provided with blending tank, it is characterised in that: described Being provided with support plate (721) on top cover (72), described first motor (731) and the second motor (732) are fixedly mounted on On support plate (721).