CN205169731U - Powder metering and conveying system - Google Patents
Powder metering and conveying system Download PDFInfo
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- CN205169731U CN205169731U CN201521031416.6U CN201521031416U CN205169731U CN 205169731 U CN205169731 U CN 205169731U CN 201521031416 U CN201521031416 U CN 201521031416U CN 205169731 U CN205169731 U CN 205169731U
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- conveyer
- blanking
- weighing hopper
- powder
- control cock
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- 239000000843 powder Substances 0.000 title claims abstract description 56
- 238000005303 weighing Methods 0.000 claims abstract description 40
- 230000008676 import Effects 0.000 claims abstract description 5
- 230000001276 controlling effect Effects 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 13
- 238000012544 monitoring process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model discloses a powder metering and conveying system, including the conveyer, set up in the feedway of the feed inlet of conveyer and set up in the weighing hopper of the discharge gate of conveyer, still include: unloading governing valve, unloading governing valve set up between the import of discharge gate and weighing hopper, a controlling means, controlling means links to each other with unloading governing valve, conveyer and weighing hopper for being based on predetermine relation regulation and control unloading governing valve and conveyer between the actual variable of powder in variable and the weighing hopper among the above -mentioned powder metering and conveying system, through controlling means's control action, can change blanking speed according to the actual conditions of blanking in good time to the realization is favorable to improving measuring accuracy to the multistage accurate control of unloading governing valve with the conveyer, and is favorable to improving the production quality of this system, has higher work efficiency.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly a kind of powder metering delivery system.
Background technology
Mine worked-out section, when filling, needs usually through processes such as feed, storing, batchings, and said process all relates to the metering conveying of powder substantially.
When powders such as powder filler coal ash, additive or cement, often require to drop into speed, meanwhile, require higher to the measuring accuracy of adding powder, the misalignment of metering may produce considerable influence to filling effect.In the typical powder metering delivery system of existing one, employing be Large Diameter Pipeline conveyor screw conveying powder.In this powder metering delivery system, the blanking bore of conveyer is comparatively large, can meet the requirement of conveying fast, but be difficult to during blanking control discharge quantity and drop, easily cause powder metering to be forbidden, measuring accuracy is poor, affects the accuracy of powder material weighing and proportioning.
Therefore, how to improve the measuring accuracy of powder metering delivery system blanking, ensureing blanking efficiency while how ensureing measuring accuracy, is the current technical issues that need to address of those skilled in the art.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of powder metering delivery system, and the measuring accuracy of blanking is higher, and the efficiency of blanking is simultaneously high.
For achieving the above object, the utility model provides following technical scheme:
A kind of powder metering delivery system, comprises conveyer, is arranged at the feeding device of the inlet point of described conveyer and is arranged at the weighing hopper of discharging opening of described conveyer, also comprise:
Blanking control cock, described blanking control cock is arranged between the import of described discharging opening and described weighing hopper;
For regulating and controlling the control setup of described blanking control cock and described conveyer according to the relation between the actual metered value of powder in pre-designed value and described weighing hopper, described blanking control cock, described conveyer and described weighing hopper are all connected with described control setup.
Preferably, described conveyer is conveyor screw.
Preferably, also control cock is connected with between described feeding device and described inlet point.
Preferably, described control setup also connects described control cock.
Preferably, described control setup is connected on the variable-frequency motor in described conveyer.
Preferably, described blanking control cock is electric control valve or pneumatic adjusting valve.
The powder metering delivery system that the utility model provides, comprises control setup, blanking control cock, conveyer and weighing hopper, and control setup is connected with above-mentioned blanking control cock, conveyer, weighing hopper.Said system is in blanking process, weighing hopper can in Real-Time Monitoring weighing hopper powder actual metered value and send to control setup, control setup can according to the relation between actual metered value and pre-designed value, and regulation and control blanking control cock and conveyer in good time, regulates blanking speed.
Visible, in above-mentioned powder metering delivery system, by the control action of control setup, blanking speed can be changed according to the actual conditions of blanking in good time, namely, when the actual metered value of powder differs larger with final target variable, blanking speed can be made, and along with the increase of actual metered value, blanking speed can be turned down, thus realize accurately controlling the real-time multi-stage of blanking control cock and conveyer, be conducive to improving measuring accuracy, and be conducive to the quality of production improving this system, in addition, also assures that the delivery speed in blanking process, there is higher work efficiency.
Control setup can realize controlling blanking control cock and conveyer simultaneously, improves the synchronism of conveyer and blanking control cock conveying amount, decreases the accumulation of powder in conveyer or feeding device, ensure that the smoothness of conveying passage.
In addition, the butterfly valve class device activity frequency used in said system is relatively low, is conducive to the stability improving powder carry process, extends the service life of each device, reduces operating cost and the maintenance cost of system, is suitable for applying.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 provides by the utility model the structural representation of the detailed description of the invention of powder metering delivery system.
In Fig. 1,1 is feeding device, and 2 is control cock, and 3 is variable-frequency motor, and 4 is weighing hopper, and 5 is control setup, and 6 is blanking control cock, and 7 is conveyer.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Core of the present utility model is to provide a kind of powder metering delivery system, and the measuring accuracy of this powder metering delivery system blanking is higher and efficiency is high, can realize controlling the fast accurate of blanking.
Please refer to Fig. 1, Fig. 1 provides by the utility model the structural representation of the detailed description of the invention of powder metering delivery system.
The utility model provide in a kind of detailed description of the invention of powder metering delivery system, comprise feeding device 1, conveyer 7, blanking control cock 6, control setup 5 and weighing hopper 4.Feeding device 1 is arranged at the inlet point of conveyer 7, and weighing hopper 4 is arranged at the discharging opening of conveyer 7, and blanking control cock 6 is arranged between the discharging opening of conveyer 7 and the import of weighing hopper 4.Particularly, can be connected feed pipe between the discharging opening of conveyer 7 with the import of weighing hopper 4, and be arranged on above-mentioned feed pipe by blanking control cock 6, certainly, blanking control cock 6 also can adopt other modes to arrange.Control setup 5 is connected with blanking control cock 6, conveyer 7 and weighing hopper 4, this control setup 5 can receive the actual metered value of powder in weighing hopper 4 that weighing hopper 4 monitors, and according to the relation between actual metered value and pre-designed value, in good time regulation and control blanking control cock 6 and conveyer 7, regulate blanking speed.The monitoring that wherein weighing hopper 4 carries out is carried out in real time, also controls in real time accordingly with timed unit 5.
Wherein, weighing hopper 4 can measure discharge quantity by modes such as the volume of calculating powder or quality; corresponding continuous data or metering signal etc. can be produced after powder in Real-Time Monitoring weighing hopper 4; thus the information transmission realized to control setup 5; in addition, weighing hopper 4 can also carry out proportioning to various powder usually.Particularly, in weighing hopper 4, can sensor be set, such as, for the pressure sensor of mass metering or the photosensor etc. for measurement volumes.
In above-mentioned powder metering delivery system, control setup 5 can pre-set pre-designed value, according to the actual metered value of blanking and the relation of pre-designed value, in good time change blanking speed, it should be noted that, pre-designed value is herein arranged in control setup 5, and each pre-designed value correspondence is provided with the valve opening value of blanking control cock 6 and the delivery speed value of conveyer 7, and pre-designed value comprises the target variable that weighing hopper 4 finally requires to reach.Particularly, when the actual metered value that weighing hopper 4 monitors powder differs larger with final target variable, control setup 5 can regulate blanking control cock 6 and conveyer 7, make the valve opening of blanking control cock 6 comparatively large and the delivery speed of conveyer 7 is very fast, thus make blanking speed, and along with the increase of actual metered value, can reduce or reduce step by step the delivery speed of valve opening and conveyer 7 gradually, thus blanking speed is reduced, when actual metered value reaches final target variable, regulate above-mentioned valve opening to zero and regulate above-mentioned delivery speed to zero.Visible, by the multistage accuracy controlling to blanking control cock 6 and conveyer 7, can measuring accuracy be improved, thus be conducive to the quality of production improving this system, in addition, can also ensure that this system has higher work efficiency in blanking process.
Above-mentioned control setup 5 can realize controlling blanking control cock 6 and both conveyers 7 simultaneously, the valve opening of blanking control cock 6 is matched with the delivery speed of conveyer 7, improve the synchronism of conveyer 7 and blanking control cock 6 conveying, decrease the accumulation of powder in conveyer 7 or feeding device 1, ensure that the smoothness of conveying passage.
In addition, the butterfly valve class device activity frequency used in the powder metering delivery system that above-described embodiment provides is relatively low, is conducive to the stability improving powder carry process, extends the service life of each device, the operating cost of reduction system and maintenance cost, be suitable for applying.
Conveyer 7 in above-described embodiment specifically can select conveyor screw.Conveyor screw complete machine sectional dimension is little, good seal performance, operate steadily reliable and can in the middle of multiple spot charging, be suitable for the transport of powder.Certainly, the transport plane also other can being selected suitable according to concrete transport thing.
Feeding device 1 in above-described embodiment and between the inlet point of conveyer 7, can also arrange control cock 2.In the preferred set-up mode of one provided by the utility model, feed pipe is set between the outlet and the inlet point of conveyer 7 of feeding device 1, feed pipe arranges control cock 2, but the set-up mode of control cock 2 is not as limit.In addition, control cock 2 has multiple concrete selection, such as, multi-stage regulating valve can be selected to carry out multistage adjustment, or, the switch valve only with switching function can be selected.
On the basis of each embodiment above-mentioned, conveyer 7 can be the conveyer 7 comprising variable-frequency motor 3, such as, can select variable speed screw conveyer or major-minor conveyor screw.Control setup 5 specifically can be connected on the variable-frequency motor 3 of conveyer 7, and controlled the delivery speed of conveyer 7 by the rotating speed controlling variable-frequency motor 3, the application of variable-frequency motor 3 is conducive to economize energy, reduces costs.
The blanking control cock 6 adopted in each embodiment above-mentioned, the angle stroke that the proportion expression that valve opening can be selected adjustable regulates or switching value regulates or the control cock of Direct Travel, specifically can selective gist pneumatic adjusting valve or electric control valve comparatively widely.
Further, the control cock 2 between the inlet point being connected to feeding device 1 and conveyer 7 in above-described embodiment, specifically can be set to control setup 5 to be connected to above-mentioned control cock 2, make the valve opening of above-mentioned control cock 2 be controlled the control of device 5.That is, controller is except controlling blanking control cock 6 with except conveyer 7, the blanking speed that powder enters conveyer 7 can also be regulated and controled simultaneously, the speed that powder falls into the speed of conveyer 7, the delivery speed of conveyer 7, powder fall into weighing hopper 4 is made to keep unanimous on the whole, further increase transport efficiency, improve the controlling extent to blanking process.
Control setup 5 in each embodiment above-mentioned has multiple set-up mode, specifically can by electric signal and weighing hopper 4, conveyer 7 and blanking control cock 6 information transmission.Control setup 5 is specifically as follows a computer control system, and the signal of the actual metered value that can be received by mode process such as inner Logic judgment and data operations also produces control signal, regulates and controls blanking control cock 6 and conveyer 7 by this control signal.Certainly, the concrete mode of control setup 5 can be adjusted by coding or other modes, namely mode and concrete control information not unique.
The use procedure of above-mentioned powder metering delivery system is specific as follows:
In feeding device 1 blanking process, weighing hopper 4 Real-Time Monitoring actual metered value, and the actual metered value in each moment is sent to control setup 5; When actual metered value reaches the pre-designed value of setting in control setup 5, control setup 5 sends control signal, the corresponding valve opening of adjustment blanking control cock 6 and the delivery speed of conveyer 7.
In above-mentioned implementation process, can comparing in real time by the actual metered value in weighing hopper 4 and pre-designed value, and whether reach pre-designed value by multilevel iudge actual metered value, when arriving pre-designed value, the valve opening of control and regulation blanking control cock 6 and the delivery speed of conveyer 7.Visible, control setup 5 can adjust for the delivery speed of blowing states different in weighing hopper 4 to the valve opening of blanking control cock 6 and conveyer 7.
In addition, pre-designed value can be set to multistage, the equal correspondence of the pre-designed value of every one-level arranges the valve opening of blanking control cock 6 and the delivery speed of conveyer 7, thus when making actual metered value often reach the pre-designed value of one-level, control setup 5 can according to the information correspondence regulation and control blanking control cock 6 got from weighing hopper 4 and conveyer 7.Pre-designed value in said process can comprise thick variable, smart variable and target variable.The weighing hopper 4 powder state that thick variable, smart variable are corresponding different respectively with target variable.
One preferably, pre-designed value can be set to three grades, comprise the first variable, the second variable and target variable, and the first variable is less than the second variable, second variable is less than target variable, then the actual metered value in blanking operation reaches the first variable, the second variable and target variable successively.
Particularly, in blanking process, weighing hopper 4 Real-Time Monitoring actual metered value is also sent to control setup 5; When the actual metered value monitored reaches the first variable, the valve opening of blanking control cock 6 and the delivery speed of conveyer 7 can be set to all turn 1/3rd down; When the actual metered value monitored reaches the second variable, the valve opening of blanking control cock 6 and the delivery speed of conveyer 7 can be set to all again turn 1/3rd down; When the actual metered value monitored reaches target variable, the valve opening of blanking control cock 6 and the delivery speed of conveyer 7 can be set to all be adjusted to zero.Now, the powder of required metered amount can be obtained exactly.
Above-mentioned default metering and actual metered value can be the mass value of powder, or are the bulking value of powder.Certainly, also other forms of variable can be adopted, as long as ensure, between pre-designed value and actual metered value, there is comparison basis.
Should illustrate, the magnitude relationship between the quantity of the pre-designed value of above-mentioned setting or pre-designed value can set as the case may be.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
Above powder metering delivery system provided by the utility model is described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (6)
1. a powder metering delivery system, comprise conveyer (7), be arranged at the feeding device (1) of the inlet point of described conveyer (7) and be arranged at the weighing hopper (4) of discharging opening of described conveyer (7), it is characterized in that, also comprise:
Blanking control cock (6), described blanking control cock (6) is arranged between the import of described discharging opening and described weighing hopper (4);
For regulating and controlling the control setup (5) of described blanking control cock (6) and described conveyer (7) according to the relation between pre-designed value and the actual metered value of described weighing hopper (4) interior powder, described blanking control cock (6), described conveyer (7) and described weighing hopper (4) are all connected with described control setup (5).
2. powder metering delivery system according to claim 1, is characterized in that, described conveyer (7) is conveyor screw.
3. powder metering delivery system according to claim 2, is characterized in that, is also connected with control cock (2) between described feeding device (1) and described inlet point.
4. powder metering delivery system according to claim 3, is characterized in that, described control setup (5) also connects described control cock (2).
5. the powder metering delivery system according to Claims 1-4 any one, is characterized in that, described control setup (5) is connected on the variable-frequency motor (3) in described conveyer (7).
6. powder metering delivery system according to claim 5, is characterized in that, described blanking control cock (6) is electric control valve or pneumatic adjusting valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521031416.6U CN205169731U (en) | 2015-12-11 | 2015-12-11 | Powder metering and conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521031416.6U CN205169731U (en) | 2015-12-11 | 2015-12-11 | Powder metering and conveying system |
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| Publication Number | Publication Date |
|---|---|
| CN205169731U true CN205169731U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521031416.6U Active CN205169731U (en) | 2015-12-11 | 2015-12-11 | Powder metering and conveying system |
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| CN (1) | CN205169731U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106865260A (en) * | 2015-12-11 | 2017-06-20 | 飞翼股份有限公司 | Powder metering induction system and powder metering carrying method |
| CN107577252A (en) * | 2017-08-29 | 2018-01-12 | 安徽三和电力技术有限公司 | The color selector of feed system with adjust automatically rate of feeding function |
-
2015
- 2015-12-11 CN CN201521031416.6U patent/CN205169731U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106865260A (en) * | 2015-12-11 | 2017-06-20 | 飞翼股份有限公司 | Powder metering induction system and powder metering carrying method |
| CN107577252A (en) * | 2017-08-29 | 2018-01-12 | 安徽三和电力技术有限公司 | The color selector of feed system with adjust automatically rate of feeding function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Powder measuring and conveying system and method Effective date of registration: 20200703 Granted publication date: 20160420 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: FENY Corp.,Ltd. Registration number: Y2020980003781 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210722 Granted publication date: 20160420 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: FENY Corp.,Ltd. Registration number: Y2020980003781 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Powder metering and conveying system Effective date of registration: 20210811 Granted publication date: 20160420 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: FENY Corp.,Ltd. Registration number: Y2021980007550 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20160420 Pledgee: Bank of Changsha Limited by Share Ltd. science and Technology Branch Pledgor: FENY Corp.,Ltd. Registration number: Y2021980007550 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |