CN209280061U - A kind of spiral weighing system - Google Patents
A kind of spiral weighing system Download PDFInfo
- Publication number
- CN209280061U CN209280061U CN201822042893.2U CN201822042893U CN209280061U CN 209280061 U CN209280061 U CN 209280061U CN 201822042893 U CN201822042893 U CN 201822042893U CN 209280061 U CN209280061 U CN 209280061U
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- China
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- feeding tube
- hopper
- feeding
- slot
- spiro rod
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Abstract
The utility model discloses a kind of spiral weighing systems, it is related to spiral weighing technology field, including feeding tube, controller, hopper and feeding spiro rod, the bottom of the hopper is fixedly connected with support frame, through slot is offered on the feeding tube side wall, and through slot is located at the underface of hopper, flexible coupling joint is provided between the through slot and hopper, the feeding spiro rod is mounted in feeding tube, the feeding spiro rod and feeding tube are rotatablely connected, one end of the feeding spiro rod is provided with driving motor, the output shaft of the driving motor is fixedly connected with feeding spiro rod, the driving motor is connected with frequency converter, the bottom of the feeding tube is fixedly installed with weighing sensor, the weighing sensor and controller are electrically connected, the controller and driving motor are electrically connected, one end of the feeding tube is equipped with velocity sensor.The utility model stable structure, perfect in shape and function are conducive to the precision for improving spiral weighing.
Description
Technical field
The utility model relates to spiral weighing technology field, in particular to a kind of spiral weighing system.
Background technique
Screw conveyor is widely used in the building material industries such as cement, mine as a kind of powder-material conveying equipment, burns
Knot, pelletizing etc. require miberal powder, auxiliary material etc. carrying out ingredient by a certain percentage, and therefore, the blanking and metering of powder are essential.
This current on the market screw conveyor is measured using screw conveyor to it using volumetric metering method mostly
And conveying, the conveying capacity of powder is adjusted by changing the revolving speed of driving motor, really intuitive display, the setting of conveying capacity
It is very troublesome with adjusting, it can only be edited by experience and scene weighing, be measured to the more demanding of construction personnel, and sometimes
Precision is unstable, and powder waste is serious.
Utility model content
The purpose of the utility model is to provide a kind of spiral weighing systems.
A kind of spiral weighing system of the technical solution of the utility model, including feeding tube, controller, hopper and conveying spiral shell
Bar, the bottom of the hopper are fixedly connected with support frame, through slot are offered on the feeding tube side wall, and through slot is located at hopper
Underface is provided with flexible coupling joint between the through slot and hopper, the feeding spiro rod is mounted in feeding tube, the conveying
Screw rod and feeding tube are rotatablely connected, and one end of the feeding spiro rod is provided with driving motor, the output shaft of the driving motor with
Feeding spiro rod is fixedly connected, and the driving motor is connected with frequency converter, and the bottom of the feeding tube is fixedly installed with weighing and sensing
Device, the weighing sensor and controller are electrically connected, and the controller and driving motor are electrically connected, and the feeding tube is separate
One end bottom of hopper offers delivery outlet, and one end of the feeding tube is equipped with velocity sensor, the velocity sensor position
In the top position of delivery outlet.
In a kind of above-mentioned spiral weighing system, the flexible coupling joint includes pipeline, filter bag and snap ring, the pipe
The top in road is fixedly connected with hopper, and the bottom grafting of the pipeline is not contacted, institute with feeding tube into the through slot of feeding tube
The outer rim that filter bag is set in pipeline is stated, the bottom of the filter bag is fixedly connected with feeding tube, and the top of the filter bag and snap ring are solid
Fixed connection, the snap ring are annular structure, and the inner wall of the snap ring is connect with pipe slides, spiral shell on the lateral wall of the snap ring
Line is connected with fastening bolt.
In a kind of spiral weighing system above-mentioned, the bottom of the pipeline offers inclined notch, and notch is put down with vertical
Face is at 30 degree of angles.
In a kind of spiral weighing system above-mentioned, the vertical cross-section of the delivery outlet is trapezium structure.
In a kind of spiral weighing system above-mentioned, the front end of the velocity sensor is provided with impeller, the feeding tube
Inner wall side offers mounting groove, and the impeller is mounted in mounting groove, and the impeller and feeding tube inner wall are rotatablely connected.
Compared with prior art, a kind of spiral weighing system of the utility model is soft by using between hopper and feeding tube
The mode of connection, by hopper independently of weighing system except, thus reduce hopper on conveying weighing precision influence, in addition use
Velocity sensor directly carries out tachometric survey to the fluid of conveying material, and data conversion process is omitted, and (traditional mode is first
Measurement screw rod rotation speed carries out calculating the linear velocity for being converted into material again), also further improve weighing precision.
The utility model realizes automatic weighing and quantitative function by controller, improves production efficiency, has saved people
Work cost has wide promotion prospect.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is speed sensor fixing structure schematic diagram in the utility model；
Fig. 3 is flexible coupling joint structural schematic diagram in the utility model；
Fig. 4 is the utility model controller operation principle schematic diagram.
In figure: 1- machine feeding tube；2- weighing sensor；3- hopper；4- flexible coupling joint；5- feeding spiro rod；6- driving electricity
Machine；7- delivery outlet；8- side plate；9- controller；10- mounting groove；11- velocity sensor；12- impeller；13- stock guide；14- pipe
Road；15- filter bag；16- snap ring.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples, but is not intended as to the utility model
The foundation of limitation.
Embodiment: a kind of spiral weighing system, as shown in attached drawing 1-4, including feeding tube 1, controller 9, hopper 3 and defeated
Expect screw rod 5, the bottom of hopper 3 is fixedly connected with support frame, the bottom of support frame and the ground face contact of installation, 1 side wall of feeding tube
On offer through slot, through slot is located at the underface of hopper 3, flexible coupling joint 4 is provided between through slot and hopper 3.
Flexible coupling joint 4 includes pipeline 14, filter bag 15 and snap ring 16, and the top of pipeline 14 is fixedly connected with hopper 3,
The bottom grafting of pipeline 14 is not contacted with feeding tube 1 into the through slot of feeding tube 1, and the bottom of pipeline 14 offers inclined
Notch, the notch and perpendicular function well as the effect of guide at 30 degree of angles, prevent material in the exit of pipeline 14
Hardened accumulation.Existing nylon material can be used in filter bag 15 or the made finished product of plastic material, filter bag 15 are set in pipe
The bottom of the outer rim in road 14, filter bag 15 is fixedly connected with feeding tube 1, and the top of filter bag 15 is fixedly connected with snap ring 16, snap ring 16
For annular structure, inner wall and the pipeline 14 of snap ring 16 are slidably connected, and are threaded with fastening bolt on the lateral wall of snap ring 16,
Fastening bolt is screwed, snap ring 16 is pushed against on the outer wall of pipeline 14.Filter bag 15 can by being slided up and down under the action of snap ring 16,
To change length, suitable for different installation environments.And snap ring 16 can be made of two semicircular rings, easily be dismantled, right
Filter bag 15 is replaced, if causing hardened situation, is convenient to clean and is dredged.
Feeding spiro rod 5 is mounted in feeding tube 1, and feeding spiro rod 5 and feeding tube 1 are rotatablely connected, and one end of feeding spiro rod 5 is set
It is equipped with driving motor 6, the output shaft of driving motor 6 is fixedly connected with feeding spiro rod 5, and driving motor 6 is connected with frequency converter.
The bottom of feeding tube 1 is fixedly installed with weighing sensor 2, and weighing sensor 2 and controller 9 are electrically connected, control
Instrument 9 and driving motor 6 are electrically connected.Existing Siemens's steel alloy high-precision bellows can be used in weighing sensor 2 at this
Sensor.
Feeding tube 1 offers delivery outlet 7 far from one end bottom of hopper 3, and the vertical cross-section of delivery outlet 7 is trapezium structure.
One end of feeding tube 1 is also equipped with velocity sensor 11, and velocity sensor 11 is located at the top position of delivery outlet 7,
The velocity sensor 11 is existing photoelectricity flow sensor (such as sensor of model SCA1000-D01), velocity sensor
11 front end is provided with impeller 12, and the inner wall side of feeding tube 1 offers mounting groove 10, and impeller 12 is mounted on mounting groove 10
In, impeller 12 and 1 inner wall of feeding tube are rotatablely connected, and during installation, the end face of impeller 2/12nds 3 is located in mounting groove 10, separately
The end face of outer one third is located at 10 outside of mounting groove, as shown in figure 3, at work, the one third end face of impeller 12 is accepted
The material exported in feeding tube 1, to be rotated by its drive.The upper end of mounting groove 10 is fixedly installed with the arc of concave
Shape stock guide 13, the arcuate end of stock guide 13 is in the tangential direction of impeller 12, as shown in Figure 2.
The external power supply of the model HW-WXD of controller 9, controller and 220V connect, and are provided with weighing on controller 9
AD conversion module and speed signal acquisition module, weighing AD conversion module and weighing sensor are electrically connected, and speed signal is adopted
Collect module and velocity sensor is electrically connected.Wherein model can be selected in weighing AD conversion module are as follows: GZ-200, speed signal acquisition
Model can be selected in module are as follows: DAM3056.It is additionally provided with human-computer interaction interface on controller 9, the input and data for data
Display.
In practical application, material enters in feeding tube 1 from hopper 3, and the support frame of 3 bottom of hopper installation is as independent
Support member, and using being flexible coupling between hopper 3 and feeding tube 1, so will not be impacted to weighing sensor, material
Into after feeding tube 1, starting driving motor 6, motor drives feeding spiro rod 5 to rotate, and feeding spiro rod 5 pushes material to be transported,
Material in feeding tube 1 is finally exported from 1 end of feeding tube, and the weighing sensor for being mounted on bottom measures feeding tube 1 in real time
Interior weight of material.In material output, by velocity sensor, material is carried out as the impeller of fluid driven velocity sensor
Rotation, to extract the linear velocity of material conveying.Controller 9 collects weighing-up wave and speed signal, is passed through according to it
The weight size of material and the linear velocity of material calculate cumulant and instantaneous flow by material, and controller 9 can be according to reality
The border condition of production controls the conveying capacity of feeding spiro rod 5 by controlling the frequency converter being connected with driving motor 6, to reach fixed
Measure the purpose of conveying.
Claims (5)
1. a kind of spiral weighing system, it is characterised in that: including feeding tube (1), controller (9), hopper (3) and feeding spiro rod
(5), the bottom of the hopper (3) is fixedly connected with support frame, offers through slot, and through slot position on feeding tube (1) side wall
It in the underface of hopper (3), is provided between the through slot and hopper (3) flexible coupling joint (4), the flexible coupling joint (4)
It include pipeline (14), filter bag (15) and snap ring (16), the feeding spiro rod (5) is mounted in feeding tube (1), the conveying
Screw rod (5) and feeding tube (1) are rotatablely connected, and one end of the feeding spiro rod (5) is provided with driving motor (6), the driving electricity
The output shaft of machine (6) is fixedly connected with feeding spiro rod (5), and the driving motor (6) is connected with frequency converter, the feeding tube (1)
Bottom be fixedly installed with weighing sensor (2), the weighing sensor (2) and controller (9) are electrically connected, the controller
(9) it is electrically connected with driving motor (6), the feeding tube (1) offers delivery outlet (7), institute far from one end bottom of hopper (3)
The one end for stating feeding tube (1) is equipped with velocity sensor (11), and the velocity sensor (11) is located at the upper position of delivery outlet (7)
It sets.
2. a kind of spiral weighing system according to claim 1, it is characterised in that: the top of the pipeline (14) and hopper
(3) it is fixedly connected, the bottom grafting of the pipeline (14) is not contacted, institute with feeding tube (1) into the through slot of feeding tube (1)
The outer rim that filter bag (15) is set in pipeline (14) is stated, the bottom of the filter bag (15) is fixedly connected with feeding tube (1), the filter bag
(15) top is fixedly connected with snap ring (16), and the snap ring (16) is annular structure, the inner wall and pipe of the snap ring (16)
Road (14) is slidably connected, and is threaded with fastening bolt on the lateral wall of the snap ring (16).
3. a kind of spiral weighing system according to claim 1 or 2, it is characterised in that: open the bottom of the pipeline (14)
Equipped with inclined notch, notch and perpendicular are at 30 degree of angles.
4. a kind of spiral weighing system according to claim 1, it is characterised in that: the vertical cross-section of the delivery outlet (7)
For trapezium structure.
5. a kind of spiral weighing system according to claim 1, it is characterised in that: the front end of the velocity sensor (11)
It is provided with impeller (12), the inner wall side of the feeding tube (1) offers mounting groove (10), and the impeller (12) is mounted on installation
In slot (10), the impeller (12) and feeding tube (1) inner wall are rotatablely connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042893.2U CN209280061U (en) | 2018-12-06 | 2018-12-06 | A kind of spiral weighing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822042893.2U CN209280061U (en) | 2018-12-06 | 2018-12-06 | A kind of spiral weighing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209280061U true CN209280061U (en) | 2019-08-20 |
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ID=67609889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822042893.2U Active CN209280061U (en) | 2018-12-06 | 2018-12-06 | A kind of spiral weighing system |
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| Country | Link |
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| CN (1) | CN209280061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760523A (en) * | 2020-07-15 | 2020-10-13 | 山东大成电子科技有限公司 | Intelligent metering, blending and early warning system |
-
2018
- 2018-12-06 CN CN201822042893.2U patent/CN209280061U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760523A (en) * | 2020-07-15 | 2020-10-13 | 山东大成电子科技有限公司 | Intelligent metering, blending and early warning system |
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