CN213182394U - Screening speed automatic calculation device - Google Patents
Screening speed automatic calculation device Download PDFInfo
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- CN213182394U CN213182394U CN202022426029.XU CN202022426029U CN213182394U CN 213182394 U CN213182394 U CN 213182394U CN 202022426029 U CN202022426029 U CN 202022426029U CN 213182394 U CN213182394 U CN 213182394U
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- Prior art keywords
- weighing hopper
- screening rate
- screening
- logic controller
- programmable logic
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- 238000012216 screening Methods 0.000 title claims abstract description 55
- 238000004364 calculation method Methods 0.000 title claims description 19
- 238000005303 weighing Methods 0.000 claims abstract description 32
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 238000007873 sieving Methods 0.000 claims description 18
- 238000005259 measurement Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses an automatic calculating device for screening speed, which comprises a storage bin, a vibrating screen machine, a weighing hopper and a programmable logic controller; the bin is provided with a gate, the vibrating screen machine comprises a feeding hole and a discharging hole, and the feeding hole is connected with the bin; the weighing hopper is connected with the discharge hole; the programmable logic controller is electrically connected with the weighing hopper and the vibrating screen machine, and is used for collecting screening time and screening weight; wherein the vibrating screen is positioned between the gate and the weighing hopper. The utility model discloses technical scheme has not only improved the degree of automation of equipment, the accuracy of measurement, has reduced workman's intensity of labour moreover.
Description
Technical Field
The utility model relates to a blast furnace ironmaking field, concretely relates to screening speed of material loading calculates.
Background
The vibrating screen under the blast furnace groove is mainly used for screening sinter and coke under the blast furnace groove, and proper screening can improve the utilization coefficient of the blast furnace and improve the stability of the furnace condition of the blast furnace. The main working index of the vibrating screen under the blast furnace groove is the screening rate, and the screening rate directly influences the quality of the raw fuel entering the furnace, so that the stability of the furnace condition of the blast furnace is influenced. In the prior art, the screening speed is roughly calculated by a stopwatch and manpower, so that the labor intensity of workers is increased, and the numerical value of the screening speed is rough.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, the technical problem to be solved by the present invention is to provide an automatic sieving rate calculating device capable of improving the accuracy of the sieving rate value.
In order to solve the technical problem, the utility model provides a following technical scheme: a screening rate automatic calculation device, comprising:
the bin is provided with a gate;
the vibrating screen machine comprises a feeding hole and a discharging hole, and the feeding hole is connected with the storage bin;
the weighing hopper is connected with the discharge port;
the programmable logic controller is electrically connected with the weighing hopper and the vibrating screen machine and is used for collecting screening time and screening weight;
wherein the vibrating screen is positioned between the gate and the weighing hopper.
In one embodiment, the screening rate automatic calculation device comprises a workbench for placing the vibrating screen machine, the weighing hopper and the programmable logic controller.
In one embodiment, a load cell is disposed at the bottom of the weighing hopper.
In one embodiment, the gate is located between the bin and the feed inlet.
In one embodiment, the sieving machine comprises a machine body and a motor, wherein the feeding hole is formed in one end of the machine body, the discharging hole is formed in the other end of the machine body, and the motor is detachably connected with the machine body.
In one embodiment, the vibrating screen machine comprises a support for supporting on the workbench, and the support is connected with the machine body through a spring.
In one embodiment, the body is an inclined frame structure.
In one embodiment, the weighing hopper comprises an upper half part and a lower half part, and the joint of the upper half part and the lower half part forms an obtuse angle.
In one embodiment, the screening rate automatic calculation device comprises an HMI human machine interface connected with the programmable logic controller.
In one embodiment, the HMI human machine interface is connected to the programmable logic controller via a network cable.
As above, the utility model provides a screening speed automatic calculation device, including feed bin, weighing hopper, sieving machine, programmable logic controller, through programmable logic controller automatic acquisition screening time and screening weight, and utilize procedure automatic calculation screening speed, screening speed is through inciting somebody to action screening weight divides the screening time obtains. The utility model provides a technical scheme need not artifical the taking notes and calculate again, has simplified operation process, has improved the calculation precision, has gate aperture electric control simultaneously, reports to the police and reminds advantages such as. The utility model discloses technical scheme has not only improved the degree of automation of equipment, the accuracy of measurement, has reduced staff's intensity of labour moreover.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an automatic calculating device for screening rate according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides an automatic calculating device for screening rate, which comprises a storage bin 1, a weighing hopper 2, a vibrating screen machine 4, and an editable logic controller 5. The silo 1 is provided with a gate 101, and in this embodiment, the gate 101 is arranged at the bottom of the silo 1. The gate 101 can control the opening degree of the storage bin 1, and the larger the opening degree is, the more the blanking is. For example, the shutter 101 is an electric shutter. The vibrating screen machine 4 comprises a feeding hole 401 and a discharging hole 402, wherein the feeding hole 401 is connected with the storage bin 1. The weighing hopper 2 is connected with the discharge port 402, wherein the vibrating screen 4 is located between the gate 101 and the weighing hopper 2. In this embodiment, the gate 101 is located between the silo 1 and the feed inlet 401. The programmable logic controller 5 is electrically connected with the weighing hopper 2 and the sieving machine 4, and the programmable logic controller 5 is used for collecting sieving time and sieving weight.
Referring to fig. 1, the automatic calculating apparatus for screening rate includes a workbench 3, and the workbench 3 is used for placing the vibrating screen 4, the weighing hopper 2 and the programmable logic controller 5. In the present embodiment, the working platform 3 is a floor, but is not limited thereto, and the working platform 3 may also be other objects having a supporting function, such as a table. In this embodiment, the weighing hopper 2 includes a load cell 201, and the load cell 201 is disposed at the bottom of the weighing hopper 2. In the present application, the shape of the weighing hopper 2 is not limited, for example, the upper half of the weighing hopper 2 may be circular, square or rectangular, and the lower half of the weighing hopper 2 may be inverted conical. For example, the weighing hopper 2 has sufficient strength and rigidity, the inner surface of the weighing hopper 2 is a flat and smooth surface, and the joint of the upper half part and the lower half part of the weighing hopper 2 is an obtuse angle, and may be a large circular angle greater than 120 degrees, for example. The load cell 201 is a device having a weighing function, such as an electronic wagon balance.
Referring to fig. 1, the sieving machine 4 further includes a machine body 403, the feeding port 401 is disposed at one end of the machine body 403, the discharging port 402 is disposed at the other end of the machine body 403, the machine body 403 is an inclined frame structure, and one end of the feeding port 401 is higher than one end of the discharging port 402, so that the material can fall into the feeding port 402. The sieving machine 4 further comprises a motor 404, the motor 404 is located on one side of the machine body 403 far away from the feeding hole 401, and the motor 404 and the machine body 403 are detachably connected, for example, the motor can be clamped and screwed, and the like. The motor 404 can provide a power source for the vibration of the body 403. The sieving machine 4 further comprises a bracket 406, the bracket 406 is connected with the machine body 403 through a spring 405, the bracket 406 can support the machine body 403, the spring 405 can play a role in buffering when the machine body 403 vibrates, and the bracket 406 is located on the workbench 5. The sieving machine 4 can sieve and filter the materials falling from the storage bin 1, and the materials meeting the requirements enter the weighing hopper 2 to be weighed.
Referring to fig. 1, the programmable logic controller 5 is a programmable memory, and can store instructions for performing operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and control a machine through digital or analog input/output. In this embodiment, the programmable logic controller 5 is configured to collect the sieving time of the sieving machine 4 and the sieving weight obtained by the weighing hopper 2, where the sieving time may be a period of time, and the sieving weight may be in tons. The programmable logic controller 5 may be programmed to automatically calculate the screening rate, which may be obtained by dividing the screening weight by the screening time, for example, to obtain a screening rate of 145 tons/hour, 160 tons/hour, etc. The larger the screening rate is, the faster the blanking of the stock bin 1 is, but the larger the screening rate is, the better the effect is not meant, the screening rate also needs to be set according to screening rate standard tables, the upper limit and the lower limit of the screening rate are set according to actual conditions, when the actual screening rate exceeds the upper limit or is lower than the lower limit, the programmable logic controller 5 may send an alarm signal to warn a worker, the alarm signal may be, for example, a signal lamp flashing, and at the same time, the programmable logic controller 5 may control and adjust the opening degree of the gate 101. For example, the opening increases, the feed increases, the screening rate increases, the opening decreases, the feed decreases, and the screening rate decreases.
Referring to fig. 1, the automatic sieving rate calculating device may further include an HMI human-machine interface 6, where the HMI human-machine interface 6 may display real-time data and historical data, and may further form a historical curve and store historical data, so as to facilitate searching and observation by a worker. The HMI human-machine interface 6 comprises hardware and software, the hardware comprises a processor, a display unit, an input unit, a communication interface, a data storage unit and the like, the software comprises system software running in the HMI hardware and picture configuration software running under a PC Windows operating system, and the HMI human-machine interface 6 is connected with the programmable logic controller, for example, through a network cable.
To sum up, the utility model provides a screening speed automatic calculation device through programmable logic controller automatic acquisition screening time and screening weight to utilize procedure automatic calculation screening speed, need not the manual work again to take notes and calculate, simplified operation process, improved the calculation precision, have gate aperture electric control simultaneously, report to the police advantages such as warning. The utility model discloses technical scheme has not only improved the degree of automation of equipment, the accuracy of measurement, has reduced staff's intensity of labour moreover.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. An automatic screening rate calculation device, comprising:
the bin is provided with a gate;
the vibrating screen machine comprises a feeding hole and a discharging hole, and the feeding hole is connected with the storage bin;
the weighing hopper is connected with the discharge port;
the programmable logic controller is electrically connected with the weighing hopper and the vibrating screen machine and is used for collecting screening time and screening weight;
wherein the vibrating screen is positioned between the gate and the weighing hopper.
2. An automated screening rate calculation apparatus according to claim 1 including a table on which the shaker, the weigh hopper and the programmable logic controller are located.
3. An automatic calculating device for screening rate according to claim 1, wherein a load cell is provided at the bottom of said weighing hopper.
4. An automated screening rate calculation apparatus according to claim 1 wherein said gate is located between said hopper and said feed inlet.
5. The automatic calculating device for screening rate according to claim 2, wherein the sieving machine comprises a machine body and a motor, the feeding port is arranged at one end of the machine body, the discharging port is arranged at the other end of the machine body, and the motor is detachably connected with the machine body.
6. An automated screening rate calculation apparatus according to claim 5, wherein the shaker includes a support for supporting on the table, the support being spring-coupled to the body.
7. An automated screening rate calculation apparatus according to claim 5, wherein said body is a slanted frame structure.
8. An automated screening rate calculation apparatus according to claim 1 wherein the weighing hopper comprises an upper half and a lower half, the junction of the upper half and the lower half being at an obtuse angle.
9. An automated screening rate calculation apparatus according to claim 1 including an HMI human machine interface, said HMI human machine interface being connected to said programmable logic controller.
10. An automated screening rate calculation apparatus according to claim 9 wherein said HMI human machine interface is networked to said programmable logic controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022426029.XU CN213182394U (en) | 2020-10-28 | 2020-10-28 | Screening speed automatic calculation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022426029.XU CN213182394U (en) | 2020-10-28 | 2020-10-28 | Screening speed automatic calculation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213182394U true CN213182394U (en) | 2021-05-11 |
Family
ID=75780322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022426029.XU Expired - Fee Related CN213182394U (en) | 2020-10-28 | 2020-10-28 | Screening speed automatic calculation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213182394U (en) |
-
2020
- 2020-10-28 CN CN202022426029.XU patent/CN213182394U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |