CN209706922U - A kind of continous way powder metering system - Google Patents
A kind of continous way powder metering system Download PDFInfo
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- CN209706922U CN209706922U CN201920687987.7U CN201920687987U CN209706922U CN 209706922 U CN209706922 U CN 209706922U CN 201920687987 U CN201920687987 U CN 201920687987U CN 209706922 U CN209706922 U CN 209706922U
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- powder metering
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Abstract
A kind of continous way powder metering system disclosed by the utility model, including filler bin, powder metering bucket and helix balance, helix balance is located at powder metering bucket rear, the powder metering bucket is supported in first support, the first weighing sensor is equipped between powder metering bucket and first support, feed supplement spiral is equipped between filler bin and powder metering bucket, feed supplement spiral one end is connect with filler bin lower end, the feed supplement spiral other end is connect with powder metering bucket upper end, the helix balance support is on the secondary support bracket, the second weighing sensor is equipped between helix balance and second support, frequency control spiral is equipped between helix balance and powder metering bucket, frequency control spiral one end is connect with powder metering bucket, the frequency control spiral other end is connect with helix balance.Helix balance calibration is simple, combines the advantages of measuring balance metering is measured with helix balance, two kinds of powder metering systems switch immediately, and measuring accuracy is higher.
Description
Technical field
The utility model relates to powder metering technical field, specifically a kind of continous way powder metering system.
Background technique
Existing stable soil, modified soil mixing equipment powder metering system are frequently with two kinds of structure types, and one is frequency conversions
Spiral+helix balance structure is adjusted the speed, one is measuring balance structure types, are all using electronic measurement mode.
Traditional frequency control spiral+helix balance structure type is equipped with weighing sensor on helix balance outlet top, works as powder
When stream is through helix balance, weighing-up wave is delivered to control system by sensor, and control system compares weighing value with setting value
Compared with, and control signal adjustment frequency control revolution speed of screw is issued, and so that variable is consistent with setting value, such production method, spiral
Scale calibration is complicated, and measuring accuracy is lower, and from powder easy arch camber when cement bin discharging, causes powder metering discontinuous, rear
Phase equipment increases transitional storehouse between cement bin and frequency control spiral in improving, and since filler bin inner capacities is reduced, powder overflows
It flows situation to mitigate, but increases the mode of transitional storehouse, cause the visuality of powder poor.
Another kind use measuring balance metering method, be made of feed supplement scale, weigher and frequency conversion transportation system, measuring accuracy compared with
It is high；But when feed supplement scale is to when feeding intake in weigher, since weigher weighing value fluctuation range is big, weighing-up wave is not joined at this time
It is controlled with system, frequency control revolution speed of screw is constant, but when discharging, larger, instability of flow, weighing hopper are impacted in powder discharging
Interior material variation is obvious, and metering system error is big at this time；The feed supplement time is longer, and measurement error is bigger.
Utility model content
Purpose of the utility model is to solve the above problems and provide a kind of continous way powder metering system, helix balance marks
It is fixed simple, the advantages of measuring balance metering is measured with helix balance is combined, two kinds of powder metering systems switch immediately, and measuring accuracy is more
It is high.
The technical solution adopted by the utility model to solve its technical problems is that:
A kind of continous way powder metering system, including filler bin, powder metering bucket and helix balance, helix balance are located at powder meter
Batch box rear, the powder metering bucket are supported in first support, and the first weighing is equipped between powder metering bucket and first support
Sensor is equipped with feed supplement spiral between filler bin and powder metering bucket, feed supplement spiral one end is connect with filler bin lower end, feed supplement spiral shell
The rotation other end is connect with powder metering bucket upper end, and the helix balance supports on the secondary support bracket, between helix balance and second support
Equipped with the second weighing sensor, between helix balance and powder metering bucket be equipped with frequency control spiral, frequency control spiral one end with
Powder metering bucket connection, the frequency control spiral other end are connect with helix balance.
Further, the powder metering bucket upper end is equipped with dust-extraction unit.
Further, the first support is equipped with platform guardrail and cat ladder.
Further, the second support is equipped with electric control system, and electric control system is claimed by conducting wire and first
Retransmit sensor, the second weighing sensor is connected with frequency control spiral.
Further, frequency control spiral upper end is flexible coupling by waterproof connect with helix balance.
The beneficial effects of the utility model are:
1, when using measuring balance metering system, helix balance metering system is also working, at this time with measuring balance metering system
It weighs numerical value to demarcate the weighing value of helix balance metering system, helix balance numerical value calibration process is simple, while guaranteeing to control
The correctness of system helix balance weighing numerical value when being switched to helix balance metering system.
2, in control system when being switched to helix balance metering system, measuring balance weighs numerical value real-time display, reaches maximum
When weighing value, system is switched to measuring balance metering, then, measuring balance weighing value participation system control, when weighing value reaches minimum
When value, it is switched to helix balance metering；When 2 feed supplement of powder metering bucket, measuring balance weigh numerical value be not involved in system control, at this time with
Helix balance weighs subject to numerical value, participates in system and controls to adjust frequency converter frequency.Measuring balance is individually measured with helix balance, simultaneously
It is working, two kinds of powder metering systems switch immediately, and measuring accuracy is higher.
3, measuring balance use sensor element, while in powder metering bucket 2 material how much can real-time display, work as powder metering
When powder content is lower than setting value in bucket 2, the quickly feed supplement into powder metering bucket 2 of feed supplement spiral 6, when 2 inner powder of powder metering bucket
When expecting that content is higher than setting value, feed supplement spiral 6 stops the feed supplement into powder metering bucket 2, uses relative to other producer's transitional storehouses
Level-sensing device detects material, and reliability is higher, visual good.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, for ordinary skill people
For member, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is utility model diagram.
In figure: filler bin 1, powder metering bucket 2, helix balance 3, first support 4, the first weighing sensor 5, feed supplement spiral 6,
Second support 7, the second weighing sensor 8, frequency control spiral 9, dust-extraction unit 10, electric control system 11.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution in the utility model, below in conjunction with this reality
With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that
The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
The range of the utility model protection all should belong in example.
As shown in Figure 1, a kind of continous way powder metering system, including filler bin 1, powder metering bucket 2 and helix balance 3, spiral shell
Rotation scale 3 is located at 2 rear of powder metering bucket, and the powder metering bucket 2 is supported in first support 4, powder metering bucket 2 and first
It is equipped with the first weighing sensor 5 between frame 4, feed supplement spiral 6, feed supplement spiral 6 one are equipped between filler bin 1 and powder metering bucket 2
End is connect with 1 lower end of filler bin, and 6 other end of feed supplement spiral is connect with 2 upper end of powder metering bucket, and feed supplement spiral 6 is driven by motor
Dynamic, by the powder carry in filler bin 1 to powder metering bucket 2, the helix balance 3 is supported in second support 7, helix balance 3
It is equipped with the second weighing sensor 8 between second support 7, frequency control spiral 9 is equipped between helix balance 3 and powder metering bucket 2,
9 one end of frequency control spiral is connect with powder metering bucket 2, and the frequency control spiral links together with powder metering bucket, is
One weighing unit, 9 upper end of frequency control spiral is flexible coupling by waterproof to be connect with helix balance 3, and rigid connection influence is set
Standby metering, and equipment is used in outdoor, powder meets water and is easy agglomeration, and waterproof, which is flexible coupling, can preferably protect equipment, frequency control
Spiral 9 and powder metering bucket 2 are connected to an entirety by bolt, and powder metering bucket 2 is transported to spiral by frequency control spiral 9
In scale 3.
During normal work, when using measuring balance metering system, helix balance metering system is also working, and uses at this time
The weighing numerical value of measuring balance metering system demarcates the weighing value of helix balance metering system, and measuring balance numerical value is the first title
The numerical value that sensor 5 measures is retransmitted, helix balance numerical value calibration process is simple, while Guarantee control system is being switched to helix balance metering
The correctness of helix balance weighing numerical value when system.
In control system when being switched to helix balance metering system, measuring balance weighs numerical value real-time display, reaches maximum title
When weight values, system is switched to measuring balance metering, then, measuring balance weighing value participation system control, when weighing value reaches minimum
When, it is switched to helix balance metering；When 2 feed supplement of powder metering bucket, measuring balance weighs numerical value and is not involved in system control, at this time with spiral shell
It revolves scale to weigh subject to numerical value, participates in system and control to adjust frequency converter frequency.Measuring balance is individually measured with helix balance, while
Work, two kinds of powder metering systems switch immediately, and measuring accuracy is higher.
Measuring balance use sensor element, while in powder metering bucket 2 material how much can real-time display, work as powder metering bucket
When powder content is lower than setting value in 2, the quickly feed supplement into powder metering bucket 2 of feed supplement spiral 6, when powder in powder metering bucket 2
When content is higher than setting value, feed supplement spiral 6 stops the feed supplement into powder metering bucket 2, relative to other producer's transitional storehouses using material
Position meter detection material, reliability is higher, visual good.
As shown in Figure 1,2 upper end of powder metering bucket is equipped with dust-extraction unit 10, dust-extraction unit 10 is mounted on powder metering
It struggles against 2 tops, the powder metering bucket 2, dust-extraction unit 10, frequency control spiral 9 are that a weighing is whole, and dust-extraction unit 10 is powder
Expect weighing hopper 2.
The first support 4 is equipped with platform guardrail and cat ladder, and figure does not regard, convenient to carry out school scale, inspection to powder metering bucket 2
The operation such as repair.
The second support 7 is equipped with electric control system 11, and electric control system 11 is passed by conducting wire and the first weighing
Sensor 5, the second weighing sensor 8 and frequency control spiral 9 connect, and electric control system includes control microcomputer, Electric Appliance Cabinet, operation
Platform etc., the Electric Appliance Cabinet are made of Electric Appliance Cabinet ontology, contactor, breaker etc.；The station is by button, knob, change
The composition such as frequency device, the first weighing sensor 5, the second weighing sensor 8 are transmitted to electric control system after detecting weight signal
11, electric control system 11 controls the at the uniform velocity feeding of frequency control spiral 9.
Working principle: before when equipment starts to produce, feed supplement spiral 6 is manually booted, powder is delivered to powder by filler bin 1
In weighing hopper 2, when weight value reaches setting value in powder metering bucket 2, electric control system 11 issues instruction, feed supplement spiral 6
Stop.When equipment produces, electric control system 11 issues instruction, and helix balance 3 starts, and frequency control spiral 9 starts, by powder meter
Powder carry in batch box 2 unloads powder to stirring host to helix balance 3, and by helix balance 3, is not drawn into host in figure；By
It is reduced in powder in powder metering bucket 2, weighing value gradually decreases, and electric control system 11 is reduced according to powder in the unit time
Weight is compared with setting numerical value, when numerical value of weighing is less than setting numerical value, 11 adjust automatically frequency converter frequency of electric control system
Rate increases 9 revolving speed of frequency control spiral, when numerical value of weighing is greater than setting numerical value, 11 adjust automatically frequency conversion of electric control system
Device frequency reduces 9 revolving speed of frequency control spiral, so that powder weighing value matches with setting value；With in powder metering bucket 2
Numerical value is reduced, and when reaching minimum setting value, feed supplement spiral 6 starts, while electric control system 11 switches to helix balance metering
System.When helix balance variable is less than setting numerical value, 11 adjust automatically frequency converter frequency of electric control system makes frequency control
9 revolving speed of spiral increases, and when measuring numerical value greater than setting numerical value, 11 adjust automatically frequency converter frequency of electric control system makes frequency conversion
It adjusts the speed 9 revolving speed of spiral to reduce, so that powder weighing value matches with setting value；When weight value reaches setting in powder metering bucket 3
When value, electric control system 11 issues instruction, and feed supplement spiral 6 stops, and system automatically switches to measuring balance metering system.
Meanwhile when control system uses measuring balance metering system, helix balance metering system is also working, at this time with decrement
The weighing numerical value of scale metering system demarcates the weighing value of helix balance metering system, is being switched to spiral shell with Guarantee control system
The correctness of helix balance weighing numerical value when revolving scale metering system.
In the description to the utility model, it should be noted that the side of the instructions such as term "left", "right", "upper", "lower"
Position or positional relationship are to be based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description the utility model and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；Can be mechanical connection, be also possible to be electrically connected, can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Claims (5)
1. a kind of continous way powder metering system, including filler bin (1), which is characterized in that further include powder metering bucket (2) and spiral shell
It revolving scale (3), helix balance (3) is located at powder metering bucket (2) rear, and the powder metering bucket (2) is supported on first support (4),
The first weighing sensor (5) are equipped between powder metering bucket (2) and first support (4), filler bin (1) and powder metering bucket (2)
Between be equipped with feed supplement spiral (6), feed supplement spiral (6) one end connect with filler bin (1) lower end, feed supplement spiral (6) other end and powder
Expect the connection of weighing hopper (2) upper end, the helix balance (3) is supported on second support (7), helix balance (3) and second support (7) it
Between be equipped with the second weighing sensor (8), equipped with frequency control spiral (9) between helix balance (3) and powder metering bucket (2), frequency conversion
Speed regulation spiral (9) one end is connect with powder metering bucket (2), and frequency control spiral (9) other end is connect with helix balance (3).
2. a kind of continous way powder metering system as described in claim 1, which is characterized in that on the powder metering bucket (2)
End is equipped with dust-extraction unit (10).
3. a kind of continous way powder metering system as described in claim 1, which is characterized in that set on the first support (4)
There are platform guardrail and cat ladder.
4. a kind of continous way powder metering system as described in claim 1, which is characterized in that set on the second support (7)
Have electric control system (11), electric control system (11) passes through conducting wire and the first weighing sensor (5), the second weighing sensor
(8) it is connected with frequency control spiral (9).
5. a kind of continous way powder metering system as described in claim 1, which is characterized in that the frequency control spiral (9)
Upper end is flexible coupling by waterproof to be connect with helix balance (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920687987.7U CN209706922U (en) | 2019-05-14 | 2019-05-14 | A kind of continous way powder metering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920687987.7U CN209706922U (en) | 2019-05-14 | 2019-05-14 | A kind of continous way powder metering system |
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| Publication Number | Publication Date |
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| CN209706922U true CN209706922U (en) | 2019-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920687987.7U Active CN209706922U (en) | 2019-05-14 | 2019-05-14 | A kind of continous way powder metering system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112238529A (en) * | 2020-10-12 | 2021-01-19 | 许昌德通振动搅拌科技股份有限公司 | Powder metering system and control method thereof |
-
2019
- 2019-05-14 CN CN201920687987.7U patent/CN209706922U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112238529A (en) * | 2020-10-12 | 2021-01-19 | 许昌德通振动搅拌科技股份有限公司 | Powder metering system and control method thereof |
| CN112238529B (en) * | 2020-10-12 | 2021-10-15 | 许昌德通振动搅拌科技股份有限公司 | Powder metering system and control method thereof |
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