CN104359784A - Flow falling dust raising simulation test device - Google Patents
Flow falling dust raising simulation test device Download PDFInfo
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- CN104359784A CN104359784A CN201410624820.8A CN201410624820A CN104359784A CN 104359784 A CN104359784 A CN 104359784A CN 201410624820 A CN201410624820 A CN 201410624820A CN 104359784 A CN104359784 A CN 104359784A
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Abstract
The invention relates to a flow falling dust raising simulation test device. The flow falling dust raising simulation test device comprises a high-position flow falling assembly, a material guide device, a low-position smoothing assembly and a weighing device. The flow falling dust raising stimulation test device is equipped with the weighing device for reflecting mass changes of to-be-detected materials in a material receiving device, and can be used for quickly calculating the mass changes of the to-be-detected materials at the beginning and ending of simulation, so that the practical loss condition of the materials in the falling process can be completely and objectively reflected, and further, the flow falling dust raising effect of a coal yard is conveniently evaluated and analyzed. The flow falling dust raising simulation test device disclosed by the invention is simple in structure, convenient to use, stable in performance, strong in practicability and capable of being used for flow falling dust raising test occasions of other powder in addition to being used for the flow falling dust raising test of pulverized coal materials. Besides, the flow falling dust raising simulation test device disclosed by the invention further can be used for regulating different heights for a high-position conveying device, so that the flow falling dust raising simulation test can be carried out at different heights.
Description
Technical field
The present invention relates to the defeated coal field of thermal power plant, especially relate to one and fall to flowing dust behavior test unit.
Background technology
At present, in the defeated coal process of thermal power plant, namely one of the problem of most critical assesses the situation that reloading point falls to flowing airborne dust.The a set of research device to falling to flowing airborne dust and carry out simulation test of traditional shortage, general is the airborne dust effect estimating that the stream that falls brings by rule of thumb, this can cause cannot objective analysis fall stream dust emission, be difficult to provide quantitative science data to the decision-making of coal handling system managerial personnel, have a strong impact on science and the reliability of thermoelectricity coal chute reason.
Summary of the invention
Based on this, be necessary to provide a kind of can comprehensively, objectively analyze the airborne dust effect that stream brings fall to flowing dust behavior test unit.
One falls to flowing dust behavior test unit, comprising:
A high position falls to flowing assembly, comprises charging gear and high-order conveying device, and described charging gear is located at for supplying material to be measured to described high-order conveying device on described high-order conveying device, and described high-order conveying device is for carrying described material to be measured;
Material guide device, is located at one end of described high-order conveying device and offers deflector chute, for receiving the material described to be measured of described high-order conveying device conveying, and described material to be measured is delivered to low level by a high position;
Low level advection assembly, comprise low level conveying device and material collecting device, described material collecting device is located at the below of the end of described low level conveying device, and described low level conveying device receives the material described to be measured that described material guide device transmits, and is delivered in described material collecting device by described material to be measured; And
Meausring apparatus, for weighing the quality of the material described to be measured that described material collecting device is collected.
Wherein in an embodiment, a described high position falls to flowing assembly and also comprises elevation and subsidence regulating device, described elevation and subsidence regulating device comprises control desk and is located at the lifter on described control desk, and described lifter is connected the height for regulating described high-order conveying device with described high-order conveying device.
Wherein in an embodiment, the range of adjustment of described elevation and subsidence regulating device to the height of described high-order conveying device is 0.5 ~ 1.5m.
Wherein in an embodiment, described high-order conveying device comprises high-order transfer roller and is set in the high-order travelling belt on described high-order transfer roller, and described material to be measured is sent in described deflector chute via described high-order travelling belt.
Wherein in an embodiment, material to be measured described in described high-order travelling belt horizontal transmission.
Wherein in an embodiment, described low level conveying device comprises low level transfer roller and is set in the low level travelling belt on described low level transfer roller, and the material described to be measured of deriving from described deflector chute is sent to described material collecting device via described low level travelling belt.
Wherein in an embodiment, material to be measured described in the horizontal transmission of described low level travelling belt.
Wherein in an embodiment, described meausring apparatus is electronic scale, and described meausring apparatus is positioned at below described material collecting device.
Of the present inventionly fall to flowing dust behavior test unit and be provided with the meausring apparatus of material mass change to be measured in reflection material collecting device, can calculate very fast material to be measured simulation start and at the end of mass change, thus the actual loss situation falling to flowing through material in journey can be reflected comprehensively, objectively, be convenient to carry out evaluation analysis to the airborne dust effect that falls to flowing of coal yard.And this to fall to flowing dust behavior test unit structure simple, easy to use, stable performance, practical, except can be used for coal dust material fall to flowing except airborne dust test, what can also be used for other powders falls to flowing airborne dust test occasion.
In addition, of the present inventionly fall to flowing dust behavior test unit and can also adjust different height to high-order conveying device, thus can be implemented in differing heights and carry out the stream dust behavior test that falls.
Accompanying drawing explanation
Fig. 1 is the structural representation falling to flowing dust behavior test unit of an embodiment.
Embodiment
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
As shown in Figure 1, the dust behavior test unit 10 that falls to flowing of an embodiment comprises a high position and falls to flowing assembly 100, material guide device 200, low level advection assembly 300 and meausring apparatus 400.
A high position falls to flowing assembly 100 and comprises charging gear 110, high-order conveying device 120 and elevation and subsidence regulating device 130.Charging gear 110 is a feed box, and bottom is funnel structure and offers discharging opening 112.The high-order travelling belt 124 that high-order conveying device 120 comprises high-order transfer roller 122 and is set on high-order transfer roller 122.Charging gear 110 is located on high-order conveying device 120 for supplying material 800 to be measured to high-order conveying device 120.High-order conveying device 120 is for carrying material 800 to be measured.In the present embodiment, high-order travelling belt 124 horizontal feed material 800 to be measured.
Elevation and subsidence regulating device 130 comprises control desk 132 and is located at the lifter 134 on control desk 132.Lifter 134 is connected the height for regulating high-order conveying device 120 with high-order conveying device 120.In the present embodiment, the range of adjustment of elevation and subsidence regulating device 130 to the height of high-order conveying device 120 is 0.5 ~ 1.5m.
Material guide device 200 is located at one end of high-order conveying device 120 and offers deflector chute, and for receiving the material to be measured 800 of high-order conveying device 120 conveying, specifically high-order travelling belt 124 drives material 800 to be measured to fall in deflector chute.Material 800 to be measured is delivered to low level by a high position by material guide device 200.
Low level advection assembly 300 comprises low level conveying device 310 and material collecting device 320.Low level conveying device 310 comprises low level transfer roller 312 and is set in the low level travelling belt 314 on low level transfer roller 312.Material collecting device 320 is located at the below of the end of low level conveying device 310, and the material to be measured 800 of deriving from material guide device 200 is sent to material collecting device 320 via low level travelling belt 314.In the present embodiment, low level travelling belt 314 horizontal transmission material 800 to be measured.
Meausring apparatus 400 is located at the below of material collecting device 320, for weighing the quality of the material to be measured 800 that material collecting device 320 is collected.Meausring apparatus 400 can be the electronic weighting equipments such as such as electronic scale.The quality of the material collected with the rear material collecting device 320 of test by the quality of material total before comparison test obtains the quality of material lost in process of the test, coordinate the altitude information of high-order conveying device 120 regulated, just can easily and objective understanding under certain height the powder such as coal dust fall to flowing airborne dust situation.
This falls to flowing the meausring apparatus 400 that dust behavior test unit 10 is provided with material 800 mass change to be measured in reflection material collecting device 320, can calculate very fast material 800 to be measured simulation start and at the end of mass change, thus the actual loss situation falling to flowing through material in journey can be reflected comprehensively, objectively, be convenient to carry out evaluation analysis to the airborne dust effect that falls to flowing of coal yard.And this to fall to flowing dust behavior test unit 10 structure simple, easy to use, stable performance, practical, except can be used for coal dust material fall to flowing except airborne dust test, what can also be used for other powders falls to flowing airborne dust test occasion.Further, falling to flowing dust behavior test unit 10 can also adjust different height to high-order conveying device 120, thus can be implemented in differing heights and to carry out falling the test of stream dust behavior.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (8)
1. fall to flowing a dust behavior test unit, it is characterized in that, comprising:
A high position falls to flowing assembly, comprises charging gear and high-order conveying device, and described charging gear is located at for supplying material to be measured to described high-order conveying device on described high-order conveying device, and described high-order conveying device is for carrying described material to be measured;
Material guide device, is located at one end of described high-order conveying device and offers deflector chute, for receiving the material described to be measured of described high-order conveying device conveying, and described material to be measured is delivered to low level by a high position;
Low level advection assembly, comprise low level conveying device and material collecting device, described material collecting device is located at the below of the end of described low level conveying device, and described low level conveying device receives the material described to be measured that described material guide device transmits, and is delivered in described material collecting device by described material to be measured; And
Meausring apparatus, for weighing the quality of the material described to be measured that described material collecting device is collected.
2. fall to flowing dust behavior test unit as claimed in claim 1, it is characterized in that, a described high position falls to flowing assembly and also comprises elevation and subsidence regulating device, described elevation and subsidence regulating device comprises control desk and is located at the lifter on described control desk, and described lifter is connected the height for regulating described high-order conveying device with described high-order conveying device.
3. fall to flowing dust behavior experimental provision as claimed in claim 2, it is characterized in that, the range of adjustment of described elevation and subsidence regulating device to the height of described high-order conveying device is 0.5 ~ 1.5m.
4. fall to flowing dust behavior test unit as claimed in claim 2, it is characterized in that, described high-order conveying device comprises high-order transfer roller and is set in the high-order travelling belt on described high-order transfer roller, and described material to be measured is sent in described deflector chute via described high-order travelling belt.
5. fall to flowing dust behavior test unit as claimed in claim 4, it is characterized in that, material to be measured described in described high-order travelling belt horizontal transmission.
6. fall to flowing dust behavior test unit as claimed in claim 2, it is characterized in that, described low level conveying device comprises low level transfer roller and is set in the low level travelling belt on described low level transfer roller, and the material described to be measured of deriving from described deflector chute is sent to described material collecting device via described low level travelling belt.
7. fall to flowing dust behavior test unit as claimed in claim 6, it is characterized in that, material to be measured described in the horizontal transmission of described low level travelling belt.
8. fall to flowing dust behavior test unit as claimed in claim 2, it is characterized in that, described meausring apparatus is electronic scale, and described meausring apparatus is positioned at below described material collecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410624820.8A CN104359784B (en) | 2014-11-06 | 2014-11-06 | Fall to flowing dust behavior assay device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410624820.8A CN104359784B (en) | 2014-11-06 | 2014-11-06 | Fall to flowing dust behavior assay device |
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| CN104359784A true CN104359784A (en) | 2015-02-18 |
| CN104359784B CN104359784B (en) | 2016-08-31 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2182638A1 (en) * | 1972-05-02 | 1973-12-14 | Procter & Gamble | Granules dust liberation measurement - useful esp for enzyme detergents |
| JPS54161393A (en) * | 1978-06-12 | 1979-12-20 | Nippon Kokan Kk | Device for automatically measuring water content and ash content of coal |
| JPS59231436A (en) * | 1983-06-14 | 1984-12-26 | Iseki & Co Ltd | Quality inspecting machine for grain |
| CN2798075Y (en) * | 2005-04-30 | 2006-07-19 | 三一重工股份有限公司 | Test table for paver |
| CN201945531U (en) * | 2010-09-16 | 2011-08-24 | 南京中宇自动化有限公司 | Lifting assembly of device for measuring residual carbon amount of flash ash |
| CN102661905A (en) * | 2012-05-17 | 2012-09-12 | 武汉钢铁(集团)公司 | Method and device for experiment on volume of dust produced during hot coal loading into coke oven |
| CN202583023U (en) * | 2012-05-17 | 2012-12-05 | 武汉钢铁(集团)公司 | Simulation experiment device for coaling fume forming rate of coke oven |
| CN103175751A (en) * | 2013-04-16 | 2013-06-26 | 武汉钢铁(集团)公司 | Method and device for measuring dust flying index by simulating coaling thermal state of coke oven in laboratory |
| CN204154593U (en) * | 2014-11-06 | 2015-02-11 | 广东电网有限责任公司电力科学研究院 | Fall to flowing dust behavior test unit |
-
2014
- 2014-11-06 CN CN201410624820.8A patent/CN104359784B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2182638A1 (en) * | 1972-05-02 | 1973-12-14 | Procter & Gamble | Granules dust liberation measurement - useful esp for enzyme detergents |
| FR2182638B1 (en) * | 1972-05-02 | 1974-07-26 | Procter & Gamble | |
| JPS54161393A (en) * | 1978-06-12 | 1979-12-20 | Nippon Kokan Kk | Device for automatically measuring water content and ash content of coal |
| JPS59231436A (en) * | 1983-06-14 | 1984-12-26 | Iseki & Co Ltd | Quality inspecting machine for grain |
| CN2798075Y (en) * | 2005-04-30 | 2006-07-19 | 三一重工股份有限公司 | Test table for paver |
| CN201945531U (en) * | 2010-09-16 | 2011-08-24 | 南京中宇自动化有限公司 | Lifting assembly of device for measuring residual carbon amount of flash ash |
| CN102661905A (en) * | 2012-05-17 | 2012-09-12 | 武汉钢铁(集团)公司 | Method and device for experiment on volume of dust produced during hot coal loading into coke oven |
| CN202583023U (en) * | 2012-05-17 | 2012-12-05 | 武汉钢铁(集团)公司 | Simulation experiment device for coaling fume forming rate of coke oven |
| CN103175751A (en) * | 2013-04-16 | 2013-06-26 | 武汉钢铁(集团)公司 | Method and device for measuring dust flying index by simulating coaling thermal state of coke oven in laboratory |
| CN204154593U (en) * | 2014-11-06 | 2015-02-11 | 广东电网有限责任公司电力科学研究院 | Fall to flowing dust behavior test unit |
Non-Patent Citations (3)
| Title |
|---|
| 杨磊 等: "《中华人民共和国国家职业卫生标准 GBZ/T 192.1-2007》", 18 June 2007 * |
| 林木松 等: "煤粉尘综合治理方法研究与除尘系统开发", 《环境科学与技术》 * |
| 薛改凤 等: "炼焦煤质量指标评价体系的研究", 《武汉科技大学学报》 * |
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| CN104359784B (en) | 2016-08-31 |
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