CN114152536B - Unpowered shrinkage classification online detection device for dry materials - Google Patents
Unpowered shrinkage classification online detection device for dry materials Download PDFInfo
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- CN114152536B CN114152536B CN202111361198.2A CN202111361198A CN114152536B CN 114152536 B CN114152536 B CN 114152536B CN 202111361198 A CN202111361198 A CN 202111361198A CN 114152536 B CN114152536 B CN 114152536B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
Abstract
An unpowered shrinkage classification online detection device for dry materials relates to the field of dry coal coking. The dry material unpowered shrinkage classification online detection device comprises a blanking pipe and a belt conveyor, wherein the bottom of the blanking pipe is connected with a first discharging pipe and is connected with a sample tank through a multi-stage classification device, the bottom of the sample tank is connected with a classification tank through a connecting hose provided with a first star valve, the bottom of the classification tank is connected with a discharging pipe provided with a second star valve and a weighing device for weighing the second star valve, and the top and the bottom of the classification tank are respectively communicated with an air outlet pipe and an air inlet pipe; the second material discharging pipe, the third material discharging pipe and the fourth material discharging pipe are connected with the first material discharging pipe, and the belt conveyor is used for receiving and conveying the first material discharging pipe and the falling materials at the bottom of the discharging pipe. The unpowered shrinkage classification online detection device for the dry materials can quantitatively shrink and sample the materials under the condition of no power consumption.
Description
Technical Field
The application relates to the field of dry coal coking, in particular to an unpowered shrinkage classification online detection device for dry materials.
Background
The dry coal coking is a technological process that wet coal is subjected to drying-classifying-profiling treatment outside a coke oven and then is added into the coke oven for coking, and compared with the wet coal coking, the dry coal coking can reduce coking wastewater from a source and reduce coking energy consumption, and is the development direction of green coking. The classification efficiency of the drying and classifying process is important for coking of dry coal, and the problem of whether pulverized coal dust emission occurs in the subsequent conveying process is directly influenced.
At present, the dry classification efficiency detection of the dry classification process in the dry coal coking process development process usually adopts offline sampling analysis, namely, screening and weighing analysis of different particle sizes are carried out after a certain quality coal sample is taken out at intervals by using manual shrinkage.
Disclosure of Invention
The application aims to provide an unpowered shrinkage classification online detection device for dry materials, which can quantitatively shrink and sample the materials under the condition of no power consumption and simultaneously conduct online detection on classification process.
Embodiments of the present application are implemented as follows:
the embodiment of the application provides an unpowered shrinkage grading online detection device for dry materials, which comprises a blanking pipe and a belt conveyor, wherein the bottom of the blanking pipe is connected with a first discharging pipe and a first shrinkage discharging pipe through a first shrinkage opening; the second material discharging pipe, the third material discharging pipe and the fourth material discharging pipe are connected with the first material discharging pipe, and the belt conveyor is used for receiving and conveying the first material discharging pipe and the falling materials at the bottom of the discharging pipe.
In some alternative embodiments, the bottom of the fourth-stage dividing discharge pipe is connected with a buffer tank, the bottom of the buffer tank is communicated with a sample tank, the buffer tank is connected with an inclined partition plate which can rotate to enable the buffer tank to be communicated with or disconnected from the sample tank, and the side wall of the buffer tank is communicated with the first discharge pipe through a material dividing branch pipe.
In some alternative embodiments, one end of the inclined partition is hinged with the side wall of the buffer tank, the top surface of the inclined partition is connected with the top wall of the buffer tank through a spring, and the bottom surface of the inclined partition is connected with the sample tank through a pull wire.
In some alternative embodiments, the upper surface of the belt conveyor is covered with a sealing cover, and the bottoms of the first discharge pipe and the discharge pipe are connected with the sealing cover.
In some alternative embodiments, the weighing device is an electronic scale and the classification efficiency calculator is electrically connected.
The beneficial effects of the application are as follows: the unpowered shrinkage classification online detection device for the dry materials comprises a blanking pipe and a belt conveyor, wherein the bottom of the blanking pipe is connected with a first discharging pipe and a first shrinkage classification discharging pipe through a first shrinkage port, the bottom of the first shrinkage classification discharging pipe is connected with a second discharging pipe and a second shrinkage classification discharging pipe through a second shrinkage port, the bottom of the second shrinkage classification discharging pipe is connected with a third discharging pipe and a third shrinkage classification discharging pipe through a third shrinkage port, the bottom of the third shrinkage classification discharging pipe is connected with a fourth discharging pipe and a fourth shrinkage classification discharging pipe through a fourth shrinkage port, the bottom of the fourth shrinkage classification discharging pipe is connected with a sample tank, the bottom of the sample tank is connected with a classification tank through a connecting hose provided with a first star valve, the bottom of the classification tank is connected with a discharging pipe provided with a second star valve and a weighing device for weighing the second star valve, and the top and the bottom of the classification tank are respectively communicated with an air outlet pipe and an air inlet pipe; the second material discharging pipe, the third material discharging pipe and the fourth material discharging pipe are connected with the first material discharging pipe, and the belt conveyor is used for receiving and conveying the falling materials at the bottoms of the material discharging pipe and the discharging pipe. The unpowered shrinkage classification online detection device for the dry materials can quantitatively shrink and sample the materials under the condition of no power consumption, and meanwhile online detection is carried out on classification processes.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a dry material unpowered shrinkage classification online detection device according to an embodiment of the application;
fig. 2 is a schematic diagram of a partial structure of an unpowered shrinkage classification on-line detection device for dry materials according to an embodiment of the application.
In the figure: 100. a blanking pipe; 110. a belt conveyor; 120. a first-stage necking opening; 130. a first discharge pipe; 140. a first-stage shrinkage discharge pipe; 150. a second-stage necking; 160. a second discharge pipe; 170. a second-stage shrinkage discharge pipe; 180. three-stage necking; 190. a third discharge pipe; 200. three-stage shrinkage separation discharging pipes; 210. four-stage necking; 220. a fourth discharge pipe; 230. a fourth-stage shrinkage discharge pipe; 240. a buffer tank; 250. a sample tank; 260. an inclined partition plate; 270. a material distribution branch pipe; 280. a first star valve; 290. a connecting hose; 300. a classifying tank; 310. a second star valve; 320. a discharge tube; 330. a weighing device; 340. an air outlet pipe; 350. an air inlet pipe; 360. a spring; 370. a pull wire; 380. sealing cover; 390. a hierarchical efficiency calculator.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the product of the application, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
In the present application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The characteristics and properties of the dry material unpowered shrinkage classification on-line detection device of the present application are described in further detail below with reference to examples.
As shown in fig. 1 and 2, an embodiment of the present application provides an unpowered shrinkage classification on-line detection device for dry materials, which includes a blanking pipe 100 and a belt conveyor 110, wherein the bottom of the blanking pipe 100 is connected with a first discharging pipe 130 and a first shrinkage discharging pipe 140 through a first shrinkage port 120, the bottom of the first shrinkage discharging pipe 140 is connected with a second discharging pipe 160 and a second shrinkage discharging pipe 170 through a second shrinkage port 150, the bottom of the second shrinkage discharging pipe 170 is connected with a third discharging pipe 190 and a third shrinkage discharging pipe 200 through a third shrinkage port 180, the bottom of the third shrinkage discharging pipe 200 is connected with a fourth discharging pipe 220 and a fourth shrinkage discharging pipe 230 through a fourth shrinkage port 210, the bottom of the fourth shrinkage discharging pipe 230 is connected with a buffer tank 240, the bottom of the buffer tank 240 is connected with a sample tank 250, the buffer tank 240 is connected with a diagonal baffle 260 which can rotate to make the buffer tank 240 and the sample tank 250 be connected or disconnected, one end of the diagonal baffle 260 is connected with the first discharging pipe 130 through a material 270, the bottom of the diagonal baffle 240 is connected with the diagonal baffle 260 through a diagonal baffle 260, and the diagonal baffle 260 is connected with the diagonal baffle 260 through a diagonal baffle 260. The bottom of the sample tank 250 is connected with a classification tank 300 through a connecting hose 290 provided with a first star valve 280, the bottom of the classification tank 300 is connected with a discharge pipe 320 provided with a second star valve 310 and a weighing device 330 for weighing the discharge pipe, and the top and the bottom of the classification tank 300 are respectively communicated with an air outlet pipe 340 and an air inlet pipe 350; the second discharging pipe 160, the third discharging pipe 190 and the fourth discharging pipe 220 are all connected with the first discharging pipe 130, the belt conveyor 110 is used for receiving and conveying materials falling from the bottoms of the first discharging pipe 130 and the discharging pipe 320, the upper surface of the belt conveyor 110 is covered with a sealing cover 380, and the bottoms of the first discharging pipe 130 and the discharging pipe 320 are connected with the sealing cover 380; the weighing device 330 is an electronic scale and is electrically connected to the classification efficiency calculator 390.
When the unpowered shrinkage classification online detection device for dry materials provided in this embodiment is used, a user opens the belt conveyor 110 to throw the materials into the top of the blanking pipe 100, the materials are shrunk and divided into two parts by the first shrinkage port 120 at the bottom of the blanking pipe 100 and respectively enter the first discharging pipe 130 and the first shrinkage discharging pipe 140, 1/4 parts of the materials entering the first shrinkage discharging pipe 140 are further shrunk and divided into two parts by the second shrinkage port 150 at the bottom and respectively enter the second discharging pipe 160 and the second shrinkage discharging pipe 170, 1/16 parts of the materials entering the second shrinkage discharging pipe 170 are further shrunk and divided into two parts by the third shrinkage port 180 at the bottom and respectively enter the third discharging pipe 190 and the third shrinkage discharging pipe 200, 1/64 parts of the materials entering the third shrinkage discharging pipe 200 are further shrunk and divided into two parts by the fourth shrinkage port 210 at the bottom and respectively enter the fourth discharging pipe 220 and the fourth shrinkage discharging pipe 230, the materials in the second discharging pipe 160, the third discharging pipe 190 and the fourth discharging pipe 220 respectively flow into the first discharging pipe 130 and fall down to the belt conveyor 110 for conveying, 1/256 parts of the materials entering the fourth-stage dividing discharging pipe 230 enter the buffer tank 240, when the materials in the sample tank 250 are enough, the inclined baffle 260 is pushed to rotate against the tension of the spring 360 to enable the buffer tank 240 to be communicated with the sample tank 250, the materials in the buffer tank 240 enter the sample tank 250, when the materials entering the buffer tank 240 are reduced, the tension of the spring 360 drives the inclined baffle 260 to reversely rotate against the gravity of the materials to enable the buffer tank 240 and the sample tank 250 to be cut off again, the subsequent materials entering the buffer tank 240 from the fourth-stage dividing discharging pipe 230 flow into the first discharging pipe 130 through the dividing branch pipe 270 and then fall down to the belt conveyor 110 for conveying, and then a user can control the first star valve 280 to be opened, the materials in the sample tank 250 enter the classifying tank 300 through the connecting hose 290 to prepare classification, firstly, the classifying tank 300 is weighed through the weighing device 330 electronic scale, then air is introduced through the air inlet pipe 350 at the bottom of the classifying tank 300 at a preset speed, the flowing air discharges the small-particle materials through the air outlet pipe 340 at the top of the classifying tank 300, then the air is stopped being introduced, the classifying tank 300 is reweighed by using the weighing device 330 electronic scale, the difference is the weight of the large-particle materials which cannot be blown by the air, the classifying efficiency can be calculated, finally, the second star valve 310 is controlled to be opened, and the materials in the classifying tank 300 are dropped onto the belt conveyor 110 through the discharge pipe 320 to be conveyed.
The bottom surface of the inclined baffle 260 is connected with the sample tank 250 through a pull wire 370, the pull wire 370 can ensure that the pull force of the spring 360 drives the inclined baffle 260 to rotate until the buffer tank 240 and the sample tank 250 are cut off again and then stop rotating, the inclined baffle 260 is used for cutting off the communication between the buffer tank 240 and the sample tank 250, the upper surface of the belt conveyor 110 is covered with a sealing cover 380, the bottoms of the first discharge pipe 130 and the discharge pipe 320 are connected with the sealing cover 380, materials and dust falling onto the belt conveyor 110 can be blocked through the sealing cover 380, and dust pollution caused by the dispersion of fine particle materials falling down by the first discharge pipe 130 and the discharge pipe 320 is avoided; the weighing device 330 is an electronic scale and is electrically connected with a grading efficiency calculator 390, and the grading efficiency calculator 390 can be utilized to receive the weight obtained by weighing the electronic scale of the weighing device 330 in real time and automatically divide the difference value, namely the weight of the large-particle material, by the total weight of the material before air is introduced, so that the grading efficiency is automatically calculated.
In other alternative embodiments, the first stage reduction 120, the second stage reduction 150, the third stage reduction 180, and the fourth stage reduction 210 may also divide 1/2, 1/3, 1/4, or 1/N portions of the material and drop the divided material into the first stage reduction discharge pipe 140, the second stage reduction discharge pipe 170, the third stage reduction discharge pipe 200, and the fourth stage reduction discharge pipe 230, respectively, where N is a positive integer.
The embodiments described above are some, but not all embodiments of the application. The detailed description of the embodiments of the application is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Claims (3)
1. The dry material unpowered shrinkage classification online detection device is characterized by comprising a blanking pipe and a belt conveyor, wherein the bottom of the blanking pipe is connected with a first discharging pipe and a first shrinkage classification discharging pipe through a first shrinkage port, the bottom of the first shrinkage classification discharging pipe is connected with a second discharging pipe and a second shrinkage classification discharging pipe through a second shrinkage port, the bottom of the second shrinkage classification discharging pipe is connected with a third discharging pipe and a third shrinkage classification discharging pipe through a third shrinkage port, the bottom of the third shrinkage classification discharging pipe is connected with a fourth discharging pipe and a fourth shrinkage classification discharging pipe through a fourth shrinkage port, the bottom of the fourth shrinkage classification discharging pipe is connected with a sample tank, the bottom of the sample tank is connected with a classification tank through a connecting hose provided with a first star valve, the bottom of the classification tank is connected with a discharging pipe provided with a second star valve and a weighing device for weighing the second star valve, and the top and the bottom of the classification tank are respectively communicated with an air outlet pipe and an air inlet pipe; the second row material pipe the third row material pipe with the fourth row material pipe all with first row material union coupling, the belt feeder is used for receiving and carries first row material pipe with the material falls down in the discharge tube bottom, the bottom of fourth grade division discharging pipe is connected with the buffer tank, the bottom intercommunication of buffer tank has the sample jar, the buffer tank is connected with rotatable messenger the buffer tank with sample tank intercommunication or disconnected inclined baffle, the lateral wall of buffer tank pass through the branch pipe of dividing with first row material pipe intercommunication, the one end of inclined baffle with the buffer tank lateral wall articulates, the top surface of inclined baffle with the buffer tank roof passes through spring coupling, the bottom surface of inclined baffle with the sample tank passes through the connection of acting as go-between.
2. The dry material unpowered shrinkage classification online detection device according to claim 1, wherein a sealing cover is covered on the upper surface of the belt conveyor, and the bottoms of the first discharge pipe and the discharge pipe are connected with the sealing cover.
3. The unpowered shrinkage classification online detection device for dry materials according to claim 1, wherein the weighing device is an electronic scale and is electrically connected with a classification efficiency calculator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111361198.2A CN114152536B (en) | 2021-11-17 | 2021-11-17 | Unpowered shrinkage classification online detection device for dry materials |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111361198.2A CN114152536B (en) | 2021-11-17 | 2021-11-17 | Unpowered shrinkage classification online detection device for dry materials |
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| CN114152536B true CN114152536B (en) | 2023-10-20 |
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