A kind of quantitative conveyer of light granules coating
Technical field
The utility model is related to metering device technical field, more specifically to a kind of quantifying for light granules coating
Conveying device.
Background technology
Granular material is that bonding or a kind of construction material of wall plaster between building block are used in construction, gently
Material is a kind of advanced composite material (ACM), it makees strengthening material with alkali-resistant glass fibre, and aluminium sulfate low alkalinity cement is agglutination material
And mix and form base material suitable for gathering materials, pass through novel inorganic composite wood made of the techniques such as injection, formwork erection casting, extrusion, stream slurry
Material, to replace stone, sand etc., can mitigate weight significantly.
Light building material was gradually received with its superior performance by people in recent years, become preferable construction material it
One, it is constantly applied in building.Light material is typically made graininess, is then combined with other coating and is prepared into lightweight painting
Material.
At present when carry out light paint processing, since the light granules volume of material in storage tank is larger, adding
It is difficult metering during material transport.Since an additive doses is not too many, by weight weighing it is difficult to effectively calculate additive amount, into
And weight measurement can be caused inaccurate.
Chinese Patent Application No.:201521096505.9 the applying date:On May 13rd, 2013, invention and created name are:Rotation
Rotatable dosing device, this application discloses rotary quantitative charging gear, including a hopper, the leaf for conveying material
Wheel and for the motor of impeller passing power;Inlet port and outlet port are had at the top and bottom of the hopper;It is described
Hopper includes the sequentially connected hopper main body positioned at upper end and the material pipe positioned at lower end, and the impeller is set on material
In pipeline;The discharge outlet be equipped with one for detecting whether have discharging close to switch.The patent is equipped in discharge outlet and connects
It is near to switch, control signal can be sent out when close switch is detected without material, what the realization of motor impeller rotation at this time fed can
Control property.The patent formula essentially consists in each feeding quantity of control, can not be used to convey metering during material, and after its metering
It does not need to transport again, for a part for whole system, the program also needs to improve.
Utility model content
1. utility model technical problems to be solved
The purpose of the utility model is to overcome the deficiencies that Qingzhi Granule material in the prior art is unable to continuous metering, provide
Vane type is fed metrological service and screw feed mechanism by a kind of quantitative conveyer of light granules coating, the utility model
It is combined, so as to realize the continuous metering feeding of light granules material.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model is:
A kind of quantitative conveyer of the light granules coating of the utility model, including storage tank, feed metrological service and
Screw feed mechanism, the feed metrological service include impeller housing, drive shaft and impeller plate, and the impeller housing fixes peace
It is connected mounted in storing pot bottom, and with its discharge gate, the discharge port of impeller housing is connected with screw feed mechanism;The driving turns
Axis is arranged on impeller housing center, is equipped with impeller plate in drive shaft at equal intervals, and the drive shaft is driven by servo motor
It is dynamic;It is feed chamber between adjacent fan-wheel plate, which can form enclosure space with impeller housing cooperation.
It is further improved as the utility model, the impeller housing side wall includes concave arc-shaped section and convex arc section, described
Concave arc-shaped section is connect with storing pot bottom, and the most inner side radial dimension of concave arc-shaped section is less than storage tank bottom discharging mouth radial ruler
It is very little.
It is further improved as the utility model, the convex arc section and the round and smooth connection of concave arc-shaped section, convex arc section and impeller
Plate coordinates.
It is further improved as the utility model, the impeller plate has 4~6, and impeller housing inner wall is formed
Arcwall face can at least close one feed chamber.
It is further improved as the utility model, the impeller plate is mounted on sleeve periphery, which turns with driving
Axis is fixedly connected.
It is further improved as the utility model, the screw feed mechanism includes screw feeding motor and spiral transferring
Expects pipe, the screw feeding motor are mounted on spiral conveying pipeline end, central shaft are connected on screw feeding machine shaft, in
Helical blade is provided in mandrel;The discharge port is connected with spiral conveying pipeline.
It is further improved as the utility model, the impeller plate has 6.
It is further improved as the utility model, counter is provided in the drive shaft, the counter is with being
Controller in system is connected.
It is further improved as the utility model, storing pot bottom is provided with plate valve, which is located at feed and measures
On the upside of mechanism.
3. advantageous effect
Using technical solution provided by the utility model, compared with prior art, have the advantages that:
(1) quantitative conveyer of a kind of light granules coating of the utility model, set feed metrological service energy
Enough to accommodate material by being fed chamber, screw feed mechanism is matched with feed metrological service, it can be achieved that continuous feeding;It is fed chamber
What volume was to determine, when carrying out friction feeding, it is only necessary to know that drive shaft turnning circle can be judged to be transported to material
Amount, accuracy higher more reliable relative to weight weighing method.
(2) quantitative conveyer of a kind of light granules coating of the utility model, set impeller housing side wall packet
Concave arc-shaped section and convex arc section are included, concave arc-shaped section most inner side size is less than storage tank bottom discharging mouth size, since the structure of concave arc shape is set
Meter, granule materials can be filled into feed chamber along concave arc, and when impeller plate will be closed with convex arc section inner wall, material is still
Feed intracavitary can be so flowed into along concave arc lower wall, setting material capacity can be reached;And it is linear structure to cross, it can shape
Into osculum effect, material overstocks together and the feed chamber that will be closed can not be made to fill full with substance, and leading to metering, there are one
Determine deviation.
(3) quantitative conveyer of a kind of light granules coating of the utility model, sending pipe by spiral will be after metering
Material send out, solid accumulation can be avoided in pipeline;It is at present using suction type feeding mostly for light granules material
Mode, but negative pressure is generated if directly in discharge port, solid accumulation is likely to result in, while can be to the production of feed metrological service
Raw certain influence, and this programme avoids the generation of this phenomenon, reasonable in design, principle is simple, convenient for promoting the use of.
Description of the drawings
Fig. 1 is the structure diagram of the utility model quantitative conveyer;
Fig. 2 is the structural scheme of mechanism for being fed metrological service;
Fig. 3 is the enlarger schematic diagram of impeller housing side wall.
Label declaration in schematic diagram:1st, storage tank;2nd, it is fed metrological service;21st, feed inlet;22nd, impeller housing;221、
Concave arc-shaped section;222nd, convex arc section;23rd, drive shaft;24th, impeller plate;25th, it is fed chamber;26th, discharge port;3rd, screw feeding motor;4、
Spiral conveying pipeline;5th, helical blade.
Specific embodiment
To further appreciate that the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
With reference to Fig. 1, the quantitative conveyer of a kind of light granules coating of the present embodiment, including storage tank 1, feed metering
Mechanism 2 and screw feed mechanism, storage tank 1, when needing the feeding from storage tank 1, pass through for storing light granules material
It is fed metrological service 2 and carries out quantitative taking, and the conveying of material is carried out by screw feed mechanism.
With reference to Fig. 2, feed metrological service 2 includes impeller housing 22, drive shaft 23 and impeller plate 24, leaf in the present embodiment
Wheel housing 22 is fixedly mounted on 1 bottom of storage tank, and downward extended segment is arranged at 1 bottom of storage tank, and there is charging in 22 upper end of impeller housing
Mouth 21, the outer wall of the feed inlet 21 is connect with the extended segment of 1 bottom of storage tank, is connected with its discharge gate.
The lower end of impeller housing 22 is discharge port 26, which is connected with screw feed mechanism.Impeller housing 22
Two sides are plane, and in addition opposite two sides are cambered surface, and drive shaft 23 is arranged on 22 center of impeller housing, drive shaft 23
Perpendicular to the flat sidewall of impeller housing 22, impeller plate 24, and the drive shaft 23 are installed at equal intervals in drive shaft 23
It is driven by servo motor, so as to controller turnning circle and rotational angle.
To be fed chamber 25 between adjacent fan-wheel plate 24 in the present embodiment, which being capable of shape with the cooperation of impeller housing 22
Into enclosure space, material drops into feed intracavitary, measures the capacity of feed chamber, then the number of turns rotated by drive shaft
Know the inventory of conveying.1 bottom of storage tank is provided with plate valve, which is located at 2 upside of feed metrological service, passes through method energy
Enough close storage tank.
Screw feed mechanism set by the present embodiment is cooperated with feed metrological service, traditional metering device
Mostly it is for packing either a small amount of measurement, when needing continuous production, it is necessary to and feeding unit matches.Material after metering
It is transported, screw feed mechanism can be timely the material transportation after metering to next ring used by the present embodiment
Section.
Specifically, screw feed mechanism includes screw feeding motor 3 and spiral conveying pipeline 4, and the screw feeding motor 3 is pacified
Mounted in 4 end of spiral conveying pipeline, central shaft is connected in 3 shaft of screw feeding motor, is provided with helical blade on center shaft
5, discharge port 26 is connected with spiral conveying pipeline 4, and material enters spiral conveying pipeline 4, screw feeding motor 3 by discharge port 26
Central axis is driven, helical blade 5 makes material gradually be fed forward.
Screw feed mechanism is matched with feed metrological service, it can be achieved that continuous feeding in the present embodiment;It is fed the appearance of chamber
What product was to determine, when carrying out friction feeding, it is only necessary to know that drive shaft turnning circle can be judged to be transported to inventory,
It is more reliable relative to weight weighing method, accuracy higher.
Embodiment 2
A kind of quantitative conveyer of light granules coating of the present embodiment, basic structure is same as Example 1, different
Part is:With reference to Fig. 3,22 side wall of impeller housing includes concave arc-shaped section 221 and convex arc section 222, concave arc-shaped section 221 and 1 bottom of storage tank
Portion connects, and the most inner side radial dimension of concave arc-shaped section 221 is less than 1 bottom discharging mouth radial dimension of storage tank.Convex arc section 222 with
221 round and smooth connection of concave arc-shaped section, convex arc section 222 coordinate with impeller plate 24.
Concave arc-shaped section most inner side size is less than storage tank bottom discharging mouth size, due to the structure design of concave arc shape, particulate matter
Material can be filled into feed chamber, and when impeller plate will be closed with convex arc section inner wall, material remains able to suitable along concave arc
It concave arc lower wall and is flowed into feed intracavitary, setting material capacity can be reached;And it is linear structure to cross, and can form osculum effect
Should, material overstocks together and the feed chamber that will be closed can not be made to fill full with substance, and leading to metering, there are certain deviations.Through
It is excessive by arc after crossing the improvement of this programme, avoid osculum concentration effect, material can be along side wall to feed intracavitary stream
It is dynamic, so as to improve charging effect, ensure there are enough materials inside during feed chamber closing.
Embodiment 3
A kind of quantitative conveyer of light granules coating of the present embodiment, basic structure is same as Example 2, different
Part is:Impeller plate 24 has 4~6, and it is equally spaced be distributed in drive shaft periphery, 22 inner wall of impeller housing is formed
Arcwall face can at least close a feed chamber 25, to ensure that material can be transported inside it.Preferably, the present embodiment
Middle impeller plate 24 has 6.
Embodiment 4
A kind of quantitative conveyer of light granules coating of the present embodiment, basic structure is same as Example 3, different
Part is:Impeller plate 24 is mounted on sleeve periphery, which is fixedly connected with drive shaft 23.It is installed by sleeve,
The adjustment of the spacing between impeller plate can be occasionally carried out as needed.Counter can also be provided in drive shaft 23, the meter
Number device is connected with the controller in system.Turnning circle also can intuitively be found out by counter, convenient for metering.
Schematically the utility model and embodiments thereof are described above, this describes no restricted, attached drawing
Shown in be also the utility model one of embodiment, practical structure is not limited thereto.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design
The frame mode similar to the technical solution and embodiment, all should belong to the protection range of the utility model.