CN217384437U - Material metering device - Google Patents
Material metering device Download PDFInfo
- Publication number
- CN217384437U CN217384437U CN202221012534.2U CN202221012534U CN217384437U CN 217384437 U CN217384437 U CN 217384437U CN 202221012534 U CN202221012534 U CN 202221012534U CN 217384437 U CN217384437 U CN 217384437U
- Authority
- CN
- China
- Prior art keywords
- metering
- discharging device
- discharging
- discharge
- weighing sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model discloses a material metering device, which comprises a stock bin and a support, wherein a weighing sensor is arranged between the stock bin and the support, the stock bin is provided with a feed inlet, the feed inlet is connected with a feeding device, the stock bin is provided with at least one discharge port, the discharge port is provided with a discharging device, the discharging device comprises a group of discharging devices with different metering precisions, and the weighing sensor, the feeding device and the discharging device are all electrically connected with a control system; total, the utility model relates to a rationally, compact structure, low in manufacturing cost can realize that the material is automatic, quick, accurate measurement, and can satisfy the material measurement of multiple material quantity, and commonality and economic nature are good.
Description
Technical Field
The utility model belongs to the metering device field, concretely relates to material metering device.
Background
In a concrete mixing plant, materials such as aggregate, cement and the like need to be accurately and quickly metered according to the concrete proportioning requirement, then the materials are mixed into qualified concrete by a mixer, and the quality and the production efficiency of the concrete are directly influenced by the material metering accuracy and the metering efficiency. The metering technical equipment of the concrete mixing plant mainly uses addition metering, materials enter a storage bin through a feeding device, a sensor transmits a weighing signal to a control system, the control system compares a weighing value with a set value, when the weighing value is consistent with the set value, the feeding device stops operating, a discharging device is opened, the weighed materials are transmitted to a temporary storage bin or a mixer, but when the feeding device stops operating, partial materials fall or are adhered to the wall of the storage bin, so that the actual discharging amount is higher or lower than the set value, and the metering error is large.
SUMMERY OF THE UTILITY MODEL
For overcoming the deficiency among the prior art, the utility model aims to provide a reasonable in design, compact structure, low in manufacturing cost can realize that the material is automatic, quick, the accurate measurement, and can satisfy the material metering device of multiple quantity.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a material metering device, includes feed bin and support, the feed bin with be equipped with weighing sensor between the support, the feed bin is equipped with the feed inlet, the feed inlet is connected with feed arrangement, the feed bin is equipped with at least one discharge gate, the discharge gate is equipped with discharging device, discharging device includes the discharge apparatus of a set of different measurement precision, weighing sensor feeding device with the equal electric connection control system of discharging device.
The discharging device comprises a rough metering discharging device and a fine metering discharging device, and the metering precision of the fine metering discharging device is higher than that of the rough metering discharging device.
The coarse metering discharge device and the fine metering discharge device are arranged in parallel and are fixedly connected with the discharge port.
The rough metering discharging device is a pneumatic butterfly valve, and the fine metering discharging device is a star discharger or a screw conveyor.
The feed inlet is in flexible connection with the feeding device.
The feeding device is a belt conveyor or a screw conveyor.
And a temporary storage bin is arranged below the discharging device.
The discharging device is in flexible connection with the temporary storage bin.
The weighing sensor is a tension sensor.
The beneficial effects of the utility model reside in that:
1. the double-metering unloading device with different metering precisions is adopted, the rough metering unloading device has large unloading amount, the material metering time is shortened, the working efficiency of the mixing station is improved, the accurate metering unloading device has accurate scale supplementing and scale buckling, the accuracy of the metering result of the metering device is ensured, and the practicability is good;
2. the metering and discharging devices with different metering precisions are arranged in parallel, the metering and discharging devices can be automatically selected according to the material usage, the metering requirements of various material usage can be met under the condition of meeting the metering precision, and the metering accuracy is high;
3. the whole metering device is compact in structure, small in occupied space, reasonable in structural design and low in manufacturing cost, the temporary storage bin is arranged below the discharging device, the metered materials can be temporarily stored and then enter the next metering period, the metering efficiency is improved, and the economical efficiency is good;
4. the flexible coupling between feed arrangement and the feed bin, the flexible coupling between discharging device and the temporary storage storehouse can eliminate the influence of feed arrangement and temporary storage storehouse to the measurement degree of accuracy, reduces metering error, measures more accurately.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of embodiment 2 of the present invention;
in the figure: 1. support, 2, feed bin, 3, weighing sensor, 4, feed inlet, 5, feed arrangement, 6, discharge gate, 7, discharging device, 71, coarse measurement discharge apparatus, 72, smart measurement discharge apparatus, 8, temporary storage storehouse.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided in connection with the accompanying drawings.
Example 1:
as shown in figure 1, a material metering device comprises a stock bin 2 and a support 1, wherein a weighing sensor 3 is arranged between the stock bin 2 and the support 1, the weighing sensor 3 is a tension sensor with high precision grade, the precision is high, the measurement range is wide, the service life is long, the structure is simple, the frequency response characteristic is good, the weighing sensor can work under severe conditions, one end of the weighing sensor 3 is fixed on the support 1 through a bolt, the other end of the weighing sensor 3 is fixed on the stock bin 2 through a bolt, the stock bin 2 is hung on the support 1 through the weighing sensor 3, a feed inlet 4 is arranged on the stock bin 2, the feed inlet 4 is in flexible connection with a feed device 5 through a waterproof canvas sleeve, the influence of the feed device 5 on the material metering accuracy is eliminated, the feed device 5 is a belt conveyor, a screw conveyor or a bucket elevator, a discharge port 6 is arranged on the stock bin 2, the discharge port 6 is connected with a discharge device 7 through a bolt, and the discharge device 7 is composed of a group of discharge devices with different metering accuracies, the discharging device 7 comprises a rough metering discharging device 71 and a fine metering discharging device 72, the rough metering discharging device 71 and the fine metering discharging device 72 are arranged in parallel and fixedly connected with the discharging port 6 through bolts, the metering precision of the fine metering discharging device 72 is higher than that of the rough metering discharging device 71, the rough metering discharging device 71 is a pneumatic butterfly valve, the structure is simple, the manufacturing cost is low, the discharging is quick, the fine metering discharging device 72 is a star-shaped discharger or a spiral conveyor, the accurate weighing and accurate weighing are supplemented, the metering accuracy is high, a temporary storage bin 8 is arranged below the discharging device 7, the discharging device 7 is in flexible connection with the temporary storage bin 8 through a waterproof canvas sleeve, the influence of the temporary storage bin 8 on the material metering accuracy is eliminated, the weighing sensor 3, the feeding device 5 and the discharging device 7 are all electrically connected with a control system, the whole metering device is reasonable in design, compact in structure and small occupied space, the manufacturing cost is low.
When the device works, a target value of the feeding amount of materials in the bin 2 and a set value of material metering are set through the control system, the target value is higher than the set value, the materials enter the bin 2 through the feeding device 5, the weighing sensor 3 measures the weight value of the materials in the bin 2 in real time and feeds the value back to the control system for additive metering, when the weight value measured by the weighing sensor 3 reaches the target value set by the system, the control system sends an instruction, the feeding device 5 stops running, after the materials stop entering the bin 2, the control system starts the rough metering discharging device 71 to discharge, the discharging efficiency is high, the materials enter the temporary storage bin 8, the weighing sensor 3 measures the weight value of the materials in the bin 2 in real time and feeds the value back to the control system for subtractive metering, when the weight value measured by the weighing sensor 3 is close to the set value set by the system, the control system sends out an instruction, the rough metering discharging device 71 stops, the fine metering discharging device 72 is started to operate to discharge, the metering accuracy is high, the weighing sensor 3 measures the weight value of the material in the storage bin 2 in real time and feeds the value back to the control system, when the weight value measured by the weighing sensor 3 reaches a set value set by the system, the control system sends out an instruction, the fine metering discharging device 72 stops, the metering is finished, the whole metering process is not affected by falling or sticking on the wall of the storage bin when the material enters the storage bin 2, the metering efficiency is high, and the metering accuracy is high.
The control system controls the feeding device 5 to be started, materials enter the storage bin 2 through the feeding device 5, the next metering period is started, after the materials in the temporary storage bin 8 enter the stirrer, the control system sends an instruction, the materials are discharged through the discharging device 7, and if the materials in the temporary storage bin 8 do not enter the stirrer, the discharging device 7 does not discharge the materials; the discharge device 7 can also be directly connected with the mixer through a waterproof canvas cover, and the materials directly enter the mixer through a rough metering discharge device 71 and a fine metering discharge device 72.
When different materials are metered, the rough metering and discharging device 71 and the fine metering and discharging device 72 can be simultaneously started through the control system, when the weight value measured by the weighing sensor 3 is close to the set value set by the system, the control system sends an instruction, the rough metering and discharging device 71 stops, the fine metering and discharging device 72 continues discharging, when the weight value measured by the weighing sensor 3 reaches the set value set by the system, the control system sends an instruction, the fine metering and discharging device 72 stops, the metering accuracy is high, and the economy is high.
Example 2:
as shown in fig. 2, the difference from embodiment 1 is that two discharge ports 6 are provided on the silo 2, and the two discharge ports 6 are fixedly connected with a coarse metering discharge device 71 and a fine metering discharge device 72 through bolts, respectively.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a material metering device, includes feed bin and support, its characterized in that: the feed bin with be equipped with weighing sensor between the support, the feed bin is equipped with the feed inlet, the feed inlet is connected with feed arrangement, the feed bin is equipped with at least one discharge gate, the discharge gate is equipped with discharging device, discharging device includes a set of discharge apparatus of different measurement accuracy, weighing sensor feeding arrangement with the equal electric connection control system of discharging device.
2. The material metering device of claim 1, wherein: the discharging device comprises a rough metering discharging device and a fine metering discharging device, and the metering precision of the fine metering discharging device is higher than that of the rough metering discharging device.
3. The material metering device of claim 2, wherein: the coarse metering discharge device and the fine metering discharge device are arranged in parallel and are fixedly connected with the discharge port.
4. The material metering device of claim 3, wherein: the rough metering discharging device is a pneumatic butterfly valve, and the fine metering discharging device is a star discharger or a screw conveyor.
5. The material metering device of claim 1, wherein: the feed inlet is in flexible connection with the feeding device.
6. The material metering device of claim 1, wherein: the feeding device is a belt conveyor or a screw conveyor.
7. The material metering device of claim 1, wherein: and a temporary storage bin is arranged below the discharging device.
8. The material metering device of claim 7, wherein: the discharging device is in flexible connection with the temporary storage bin.
9. The material metering device of claim 1, wherein: the weighing sensor is a tension sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221012534.2U CN217384437U (en) | 2022-04-29 | 2022-04-29 | Material metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221012534.2U CN217384437U (en) | 2022-04-29 | 2022-04-29 | Material metering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217384437U true CN217384437U (en) | 2022-09-06 |
Family
ID=83109559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221012534.2U Active CN217384437U (en) | 2022-04-29 | 2022-04-29 | Material metering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217384437U (en) |
-
2022
- 2022-04-29 CN CN202221012534.2U patent/CN217384437U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111331735B (en) | Mixing station control method and device and mixing station | |
| CN111851203A (en) | Aggregate control method of continuous asphalt mixture stirring equipment | |
| CN105799063A (en) | Multipurpose concrete stirring station control system | |
| CN213890678U (en) | Concrete mixing plant | |
| CN207268843U (en) | A kind of band measures continuous loading and unloading system | |
| CN112604590B (en) | Automatic batching method for multi-medium pavement material | |
| CN217384437U (en) | Material metering device | |
| CN106192676B (en) | Intelligent thermal aggregate storage metering system | |
| CN201389921Y (en) | Device for adding, storing and metering solid materials | |
| CN203440733U (en) | Automatic additive metering and feeding system for asphalt mixture | |
| CN214613418U (en) | Automatic batching device for multi-medium pavement material | |
| CN202576278U (en) | Precise distribution system of compound fertilizer production line | |
| CN202172813U (en) | Feed burdening measuring system | |
| CN210705455U (en) | PVC feeding and batching system | |
| CN111702961B (en) | Intelligent automatic feeding system | |
| CN214605159U (en) | L-shaped integrated stirring station with lower waiting bin | |
| CN114130271A (en) | Float glass production multi-warehouse intelligent blending and mixing system | |
| CN214605174U (en) | Linear integrated multi-bin mixing station | |
| CN214605173U (en) | L-shaped integrated upper waiting bin mixing station | |
| CN214605152U (en) | Multi-bin weighing and metering host platform of mixing station | |
| CN214605153U (en) | Linear integrated mixing station | |
| CN111267232A (en) | Steel slag concrete integral production equipment | |
| CN220328603U (en) | Automatic feeding system | |
| CN209425880U (en) | A kind of automation stirring system of concrete manufacture | |
| CN110861216A (en) | Production method of concrete mixing plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |