CN209080960U - A kind of high-precision quantitative Star-like unloader device - Google Patents
A kind of high-precision quantitative Star-like unloader device Download PDFInfo
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- CN209080960U CN209080960U CN201821643541.6U CN201821643541U CN209080960U CN 209080960 U CN209080960 U CN 209080960U CN 201821643541 U CN201821643541 U CN 201821643541U CN 209080960 U CN209080960 U CN 209080960U
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Abstract
A kind of high-precision quantitative Star-like unloader device, it is characterized by comprising Star-like unloaders, weighing device and weighing controller, Star-like unloader includes shell, dismountable rotor is equipped in shell, rotor is connected by shaft coupling with decelerating motor, the upper end setting charging interface of shell, the lower end setting discharging interface of shell, decelerating motor is connected by power cable with frequency converter, the underface of discharging interface is arranged in weighing device, weighing device is connected by signal wire with weighing controller signal input part, the other end control signal output of weighing controller is connected by control cable with frequency converter.The utility model is simple and reasonable, operation is intuitive, the blank of high-precision quantitative Star-like unloader is filled up, and Star-like unloader internal structure disassembling cleaning, significantly reduce the labor intensity of plant maintenance personnel, improve technology controlling and process working efficiency, the working environment for the person that improves gage work simultaneously is suitble to promote the use of in industry spot.
Description
Technical field
The utility model relates to a kind of devices for discharging, and in particular to a kind of high-precision quantitative Star-like unloader can be applied to
A variety of industry spots, storage tank, hopper, container, quantitative package and process control etc..
Background technique
Currently, weighing control system is widely used in the various scenes such as industry, business, played in industrialized production
Very important effect.Star-like unloader can be used in collection material system, and as the discharger of feed bin, Star-like unloader is
Domestic state-of-the-art device for discharging at present is the capital equipment of cleaner ash discharge, loose wind and other equipment feed, is suitable for powder
Shape material and granular material, it is compact-sized, handsome in appearance, it is widely used in the portions such as environmental protection, metallurgy, chemical industry, grain, food
Door.Such as a kind of Chinese patent " Star-like unloader " of Patent No. 201320593879.6, including shell, leaf is provided in shell
Wheel, impeller are connect with power device, and the shell above impeller is provided with feed inlet, and the shell below impeller is provided with discharge port,
Wherein: not having to contact the long edge of armature spindle in the blade on impeller and armature spindle forms angle and there are skies between shell
Gap.Low energy consumption for this star-like discharging device, noise is small, but is not equipped with quantitative discharging and measuring equipment.
In today of industrial production automation high speed development, quantitative discharging and metering device are also widely used in discharger,
Such as the Chinese patent " taper bin bottom quantitative discharger " of Patent No. 201620527330.0, including it is arranged in bin bottom
Steady hopper below discharge port, is provided with spiral gate valve between steady hopper and feed bin discharge hole, and change is provided with below steady hopper
Frequency screw conveyor, the feed inlet of frequency conversion screw conveyor are connected with steady hopper bottom discharge openings, and discharge port passes through flexibility
Expects pipe is connected with the helical feed machine inlet of lower section, and weighing sensor is provided with below screw conveyor；In steady hopper
Upper and lower part be respectively arranged with material position automatic detector and lower material position automatic detector；It is vertically arranged by power source drive
Working shaft upper end in steady hopper extends in feed bin, and be horizontally spaced about has multiple broken arch axis thereon, broken arch axis outer end peace
Equipped with the elastic scraper being adapted with feed bin internal diameter, the working shaft lower end at steady hopper inner bottom wall position is provided with discharging and scrapes
Knife.This discharger has the higher function of measuring of precision, can be used for the blanking and metering of material in feed bin, but it is not belonging to
Star-like unloader, quantitative Star-like unloader high-precision at present is at home or blank.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of structurally reasonable, behaviour for the above-mentioned state of the art
The high-precision quantitative Star-like unloader device for making intuitive and convenient is not only able to achieve high-precision quantitative discharging, and is convenient for daily maintenance.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of high-precision quantitative Star-like unloader
Device, it is characterised in that: including Star-like unloader, weighing device and weighing controller, Star-like unloader includes shell, in shell
Equipped with dismountable rotor, rotor is connected by shaft coupling with decelerating motor, the upper end setting charging interface of shell, shell
Lower end setting discharging interface, decelerating motor are connected by power cable with frequency converter, and discharging interface is arranged in weighing device
Underface, weighing device are connected by signal wire with weighing controller signal input part, the other end control of weighing controller
Signal output end is connected by control cable with frequency converter.
As an improvement, the rotor includes shaft, bearing block, baffle and splicing plate, the left end of shaft and bearing block are living
Dynamic connection, the right end of shaft pass through shell and are connected by shaft coupling with decelerating motor, and splicing plate is removably mounted on shaft
On, baffle is arranged in shaft, positioned at the both ends of splicing plate perpendicular to shaft.
As an improvement, the bearing block is removably disposed in the left end for being located at shaft in shell, after rotor completes assembly,
The both ends of rotor are fixed on the left and right sides of shell by clip.
Further, the charging interface is arranged in above the shell corresponding to splicing plate, and the diameter for feeding interface, which is less than, to be turned
The width of son.
Further, the discharging interface is in funnel type, and discharging interface is arranged in below the shell corresponding to splicing plate.
Further, the splicing plate uses a variety of different sizes, is selected according to the required precision of charging.
Finally, the weighing device is a high-precision electronic platform scale, the real time data that weighing device measures passes through signal
Line is uploaded to weighing controller, controls the revolving speed of frequency converter by weighing controller, realizes in conjunction with the splicing plate of different size
The control of feeding quantity.
Compared with the prior art, the advantages of the utility model are: Star-like unloader is controlled by variable-frequency motor, energy conservation is realized
Efficient purpose, setting high-precision electronic scale uploads weighing data to weighing controller below discharging interface, passes through Weighing control
Device controls the revolving speed of frequency converter, realizes purposive quantitative control function.The utility model is simple and reasonable, operation is intuitive,
The blank of high-precision quantitative Star-like unloader, and Star-like unloader internal structure disassembling cleaning have been filled up, has significantly reduced and sets
The labor intensity of standby maintenance personnel improves technology controlling and process working efficiency, while the working environment for the person that improves gage work, is suitble to
It is promoted the use of in industry spot.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
As shown in Figure 1, a kind of high-precision quantitative Star-like unloader device, including Star-like unloader 100, frequency converter 6, weighing
Device and weighing controller 7, Star-like unloader 100 include shell 1, are equipped with dismountable rotor 2 in shell 1, rotor 2 passes through connection
Axis device 4 is connected with decelerating motor 5, the upper end setting charging interface 11 of shell 1, and the lower end setting discharging interface 12 of shell 1 subtracts
Speed motor 5 is connected by power cable 9 with frequency converter 6, and weighing device is a high-precision electronic platform scale 8, high-precision electronic
The underface of discharging interface 12 is arranged in platform scale 8, and high-precision electronic platform scale 8 passes through signal wire 20 and weighing controller 7
Signal input part is connected, and the other end control signal output of weighing controller 7 is connected by controlling cable 10 with frequency converter 6
It connects.
The replacement of 2 quick release of rotor, convenient for daily clean and maintenance, rotor 2 includes shaft 21, bearing block 24, baffle
22 and splicing plate 23, bearing block 24 is removably disposed in the left end of shell 1, and the left end of shaft 21 and 24 activity of bearing block are even
It connects, the right end of shaft 21 passes through shell 1 and is connected by shaft coupling 4 with decelerating motor 5, and splicing plate 23, which is removably mounted on, to be turned
On axis 21, baffle 23 is arranged in shaft 21, positioned at the both ends of splicing plate 23 perpendicular to shaft 21, and the use of splicing plate 23 is a variety of not
Same specification can be selected according to the required precision of charging；After the assembly is completed, both ends are fixed on shell 1 by clip 3 to rotor 2
The left and right sides；
1 top of shell corresponding to splicing plate 23 is arranged in charging interface 11, and the diameter of charging interface 11 is less than rotor 2
Width, it can be ensured that material will not fall directly into discharging interface via baffle 6；The interface 12 that discharges is in funnel type, is convenient for blanking, it is ensured that
Material is not accumulated herein, and discharging interface 12 is arranged in below the shell 1 corresponding to splicing plate 23；
When work, the real time data that high-precision electronic platform scale 8 measures is uploaded to weighing controller 7 by signal wire 20,
The revolving speed of frequency converter 6 is controlled by weighing controller 7, realizes the control of feeding quantity in conjunction with the splicing plate 23 of different size, it is real
The purpose of high-precision quantitative discharging is showed.
The components such as frequency converter, weighing controller are specifically illustrated below:
Decelerating motor 5 is also connected to frequency converter 6 by power cable 9, in conjunction with different rule under the premise of set reduction ratio
The splicing plates 23 of lattice and 6 lowest operating frequency of frequency converter realize the degree of precision requirement of charging, it may be assumed that can effectively realize weighing most
The control of small feeding quantity.
The data source of minimum feeding quantity derives from the high-precision electronic platform scale 8 of lower section, and real time data passes through signal wire
20 are transferred to weighing controller 8.
Frequency converter 6 in the present embodiment also has high speed, middling speed parameter other than having lowest operating frequency parameter, this
A little parameters correspond to different revolving speeds, specifically by weighing controller 7 by controlling 10 given rotating speed of cable, specifically:
The 4-20mA interface of weighing controller 7 is connected with 6 corresponding interface of frequency converter, while being adopted by weighing sensor interface
Collect the data from high-precision electronic platform scale 8, frequency converter 6 by inner parameter setting, future self-weighing controller 7 4-
20mA signal corresponds to 0 to 50Hz.When weighing controller 7 does not reach 98% target value, 20mA is exported always, has kept high speed
Operating condition；When weight reaches 98% target value, weighing controller 7 exports 5mA, and frequency converter 6 is made to be in middle low-speed running shape
State；When weight reaches 99.9% target value, weighing controller 7 exports 4.2mA, and frequency converter 6 is made to be in extremely low fast operating condition.
Due to using frequency conversion control technique, the Star-like unloader of the present embodiment also can avoid going out in other control modes
The FAQs such as existing stall.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (7)
1. a kind of high-precision quantitative Star-like unloader device, it is characterised in that: including Star-like unloader, weighing device and weighing control
Device processed, Star-like unloader include shell, dismountable rotor are equipped in shell, rotor is connected by shaft coupling with decelerating motor
It connects, the upper end setting charging interface of shell, the lower end setting discharging interface of shell, decelerating motor passes through power cable and frequency converter
It is connected, the underface of discharging interface is arranged in weighing device, and weighing device is inputted by signal wire and weighing controller signal
End is connected, and the other end control signal output of weighing controller is connected by control cable with frequency converter.
2. high-precision quantitative Star-like unloader device according to claim 1, it is characterised in that: the rotor includes turning
Axis, bearing block, baffle and splicing plate, the left end of shaft are flexibly connected with bearing block, and the right end of shaft passes through shell and passes through connection
Axis device is connected with decelerating motor, and splicing plate is removably mounted in shaft, and baffle is arranged in shaft, position perpendicular to shaft
In the both ends of splicing plate.
3. high-precision quantitative Star-like unloader device according to claim 2, it is characterised in that: the bearing block is detachable
The left end for being located at shaft in shell is arranged in ground, and after rotor completes assembly, the both ends of rotor are fixed on a left side for shell by clip
Right two sides.
4. high-precision quantitative Star-like unloader device according to claim 2, it is characterised in that: the charging interface setting
Above the shell for corresponding to splicing plate, the diameter for feeding interface is less than the width of rotor.
5. high-precision quantitative Star-like unloader device according to claim 2, it is characterised in that: the discharging interface is in leakage
Bucket type, discharging interface are arranged in below the shell corresponding to splicing plate.
6. according to high-precision quantitative Star-like unloader device described in claim 2 to 5 any claim, it is characterised in that:
The splicing plate uses a variety of different sizes, is selected according to the required precision of charging.
7. according to high-precision quantitative Star-like unloader device described in claim 2 to 5 any claim, it is characterised in that:
The weighing device is an electronic platform scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821643541.6U CN209080960U (en) | 2018-10-10 | 2018-10-10 | A kind of high-precision quantitative Star-like unloader device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821643541.6U CN209080960U (en) | 2018-10-10 | 2018-10-10 | A kind of high-precision quantitative Star-like unloader device |
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| Publication Number | Publication Date |
|---|---|
| CN209080960U true CN209080960U (en) | 2019-07-09 |
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| CN201821643541.6U Active CN209080960U (en) | 2018-10-10 | 2018-10-10 | A kind of high-precision quantitative Star-like unloader device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299046A (en) * | 2020-10-31 | 2021-02-02 | 江苏沙钢集团有限公司 | Device for automatically adding tundish covering agent and using method thereof |
-
2018
- 2018-10-10 CN CN201821643541.6U patent/CN209080960U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112299046A (en) * | 2020-10-31 | 2021-02-02 | 江苏沙钢集团有限公司 | Device for automatically adding tundish covering agent and using method thereof |
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