CN105954143B - A kind of automation coal total moisture measuring device - Google Patents
A kind of automation coal total moisture measuring device Download PDFInfo
- Publication number
- CN105954143B CN105954143B CN201610557123.4A CN201610557123A CN105954143B CN 105954143 B CN105954143 B CN 105954143B CN 201610557123 A CN201610557123 A CN 201610557123A CN 105954143 B CN105954143 B CN 105954143B
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- total moisture
- upper cover
- measuring device
- middle chamber
- overturning
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- 239000003245 coal Substances 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000001035 drying Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 3
- 239000002817 coal dust Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 240000005373 Panax quinquefolius Species 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011899 heat drying method Methods 0.000 description 1
- 238000007603 infrared drying Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
- G01N5/045—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder for determining moisture content
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a kind of automation coal total moisture measuring devices, belong to coal laboratory technology, for solving the problems, such as that existing total moisture in coal measurement is low there are the degree of automation and measurement result is inaccurate, it includes overturning base assembly, middle chamber component and cover assembly, the overturning base assembly includes base shell, driving device and overturning upper cover, the middle chamber component includes pressure and weighting transducers group, sensor connecting plate, infrared lamp support plate, material holding tray and middle chamber bracket, discharge port is offered on the side surface of the material holding tray, it is evenly spaced on the side wall of the infrared lamp support plate and is disposed with several infrared heating fluorescent tubes；The cover assembly includes shakeouing to scrape pawl, upper cover, temperature sensor, feed inlet and driving motor.Above-mentioned automation coal total moisture measuring device, not only heating penetrability is good, and drying efficiency is high.And design has automatic feed/discharge mouth, and high degree of automation is easily integrated.
Description
Technical field
The invention belongs to coal laboratory equipment, more particularly, to a kind of automation coal total moisture measuring device.
Background technique
Before using coal, it is necessary to be measured to indexs such as the total moistures of coal.Total moisture refer to free moisture and
The summation of inherent moisture causes measurement result inaccurate in order to avoid the loss of coal dust moisture in sample making course, it is necessary to
Research and development automation coalification, which is tested in device procedures, is tightly placed in total moisture determination process after level-one sample preparation.
Currently, with the continuous development of automation equipment, it is desirable that coal total moisture measuring device must have heating efficiency
Height is easy to automate the features such as integrated.Generally existing the degree of automation of device that the existing total moisture for coal measures is low,
The low disadvantage with measurement result inaccuracy of heating efficiency.
Summary of the invention
The purpose of the present invention is to provide a kind of automation coal total moisture measuring devices, can be realized on-line automatic survey
Amount has the characteristics that high degree of automation, heating effect are high and measurement result is accurate and reliable, complete to solve coal dust in the prior art
The above problem existing for moisture measurement.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of automation coal total moisture measuring device comprising overturning base assembly, middle chamber component and upper cover group
Part, wherein
The overturning base assembly includes that base shell, driving device and overturning upper cover, the overturning upper cover are covered on institute
The top of base shell is stated, and one end is articulated with the top of the base shell, the driving device is set to the pedestal
In shell, bottom end is connected on the bottom surface of the base shell, and the other end is articulated in the overturning on lid；
The middle chamber component includes pressure and weighting transducers group, sensor connecting plate, infrared lamp support plate, contains
Charging tray and middle chamber bracket, the sensor connecting plate are fixedly connected on the pressure and weighting transducers group, the Sheng
The lower end of charging tray is equipped with several support legs, and discharge port is offered on the side surface of the material holding tray, and the material holding tray is placed in
It is fixedly linked on sensor connecting plate and by support leg and sensor connecting plate, the infrared lamp support plate is sheathed on
The lower end periphery of material holding tray, the middle chamber support casing is set to the upper end of the material holding tray, and the middle chamber bracket is logical
It crosses connector to be fixedly connected on the overturning upper cover, the lower end of the pressure and weighting transducers group connects by the way that connecting plate is fixed
It is connected in overturning on lid, is evenly spaced on the side wall of the infrared lamp support plate and is disposed with several infrared heating lamps
Pipe；
The cover assembly includes shakeouing to scrape pawl, upper cover, temperature sensor, feed inlet and driving motor, the driving electricity
Machine is installed on the upper lid, and described shakeout scrapes pawl positioned at the upper cover lower section and be connected with the transmission shaft of driving motor, described
Feed inlet is fixed on the top of upper cover, and the temperature sensor, which is worn, to be installed on lid.
Particularly, the middle chamber support casing is set to outside the annular portion of the material holding tray upper end, and the middle chamber
Bracket has extended downwardly the first extension and the second extension from the lower surface of annular portion, and first extension and second extend
Portion is separately arranged, and first extension is fixedly connected in infrared lamp support plate, and second extension is fixed to be connected
It is connected on the upper surface of overturning upper cover.
Particularly, the discharge outlet is provided with discharge port valve.
Particularly, it is described shakeout to scrape to be evenly spaced on pawl be arranged with 8 scraper plates, and each scraper plate scrapes plate face and vertical
The tilt angle that direction is formed is 20 °.
Particularly, aperture is equipped with several infrared heating fluorescent tubes on the side wall of the upper cover.
Particularly, the number of the infrared heating fluorescent tube on the side wall of the upper cover is 12, is uniformly equally spaced, described
The number of infrared heating fluorescent tube on the side wall of infrared lamp support plate is also 12, and is uniformly equally spaced.
Particularly, the position on the material holding tray inner surface positioned at discharge port two sides is respectively arranged with a up and down direction and prolongs
The sliding slot stretched, the discharge port valve, which is placed in inside the discharge opening and is contacted by sliding slot with material holding tray, to be connected.
Particularly, the bottom surface outer circumferential edge welding of the infrared lamp support plate is evenly arranged three with center screw thread
The board body part in hole, by installing bolt in the screwed hole of centre on the first extension bottom surface for middle chamber bracket and infrared ray
Lamp tube support disk is fixedly connected on together.
Particularly, the circumferentially-spaced of the connecting plate is provided with threaded hole, by the board body part of the second extension
Bolt is installed respectively in the threaded hole on threaded hole and connecting plate for middle chamber bracket and the fixed company of pressure and weighting transducers group
It is connected on the upper surface of overturning upper cover.
Particularly, it is provided with higher level's blanking component above the feed inlet, is provided with junior below the discharge port
Charge component.
Beneficial effects of the present invention are to shakeout scrape in the automation coal total moisture measuring device compared with prior art
Coal dust is shakeout and is stirred continuously during heating by pawl, so that it is guaranteed that coal powder layer thickness is uniform, while also promoting the stream of moisture
It loses, to improve dry efficiency.Automatic feed/discharge is smoothly realized plus the design for going out feeding inlet by overturning structure
Function is easily integrated into automation coal assay device.The heat drying method of infrared ray has penetrance high, and heat drying is fast
Spend the advantages that fast.And infrared lamp is arranged in the side wall surface of upper cover and infrared lamp support plate, and is kept appropriate
Distance, it is ensured that the thermal field of coal dust heat affected zone is uniform.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the automation coal total moisture measuring device that the specific embodiment of the invention 1 provides；
Fig. 2 is the overturning base assembly for the automation coal total moisture measuring device that the specific embodiment of the invention 1 provides
Structural schematic diagram；
Fig. 3 is the middle chamber component for the automation coal total moisture measuring device that the specific embodiment of the invention 1 provides
Structural schematic diagram；
Fig. 4 is the knot of the cover assembly for the automation coal total moisture measuring device that the specific embodiment of the invention 1 provides
Structure schematic diagram；
Fig. 5 is the PID thermostatic control frame for the automation coal total moisture measuring device that the specific embodiment of the invention 1 provides
Figure.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
Shown in please referring to Fig.1 to Fig.4, in the present embodiment, a kind of automation coal total moisture measuring device includes overturning bottom
Holder assembly 1, middle chamber component 2, cover assembly 3, higher level's blanking component 4 and junior's charge component 5.
The overturning base assembly 1 by base shell 6, the cylinder being installed in base shell 67 and is covered on pedestal
The overturning upper cover 8 of 6 upper surface of shell forms, and the bottom of cylinder 7 is hinged in the inner cavity of base shell 6, and the top of cylinder 7 is hinged
On the inner surface of overturning upper cover 8.
The middle chamber component 2 is by pressure and weighting transducers group 9, sensor connecting plate 10, infrared lamp support plate
11, material holding tray 12, middle chamber bracket 13, discharge port valve 14 and infrared heating fluorescent tube 15 form, sensor connecting plate 10
It is placed on pressure and weighting transducers group 9 and is fixedly linked by bolt by the two, the lower end of material holding tray 12 is set there are three phase
Support leg 21 spaced apart offers discharge port 22 on the side surface of material holding tray 12, and junior's charge component 5 is located at discharge port 22
Lower section, the position on 12 inner surface of material holding tray positioned at 22 two sides of discharge port are respectively arranged with the sliding slot of up and down direction extension
(not indicating), wherein material holding tray 12 is placed on sensor connecting plate 10 and is connected three support legs 21 and sensor by bolt
Fishplate bar 10 is fixedly linked, and discharge port valve 14, which is placed in inside the discharge opening and is contacted by sliding slot with material holding tray 12, to be connected.Infrared ray
Lamp tube support disk 11 is sheathed on the periphery of 12 lower end of material holding tray, and middle chamber bracket 13 is sheathed on the circle of end on material holding tray 12
Ring portion 130, the lower surface of middle chamber bracket 13 from the annular portion 130 have extended downwardly the first extension 131 and second and have prolonged
Extending portion 132, wherein the first extension 131 and the second extension 132 are separately arranged, outside 11 bottom surface of infrared lamp support plate
Circumferential weld is evenly arranged three board body parts 134 for having center screw thread, passes through the center spiral shell on 131 bottom surface of the first extension
Bolt is installed so that middle chamber bracket 13 and infrared lamp support plate 11 to be fixedly connected on together in pit.Pressure and weighting passes
The lower end of sensor group 9 is equipped with connecting plate 23, and the circumferentially-spaced of connecting plate 23 is provided with threaded hole, by the second extension
Bolt is installed in turn by pressure and weighting transducers group 9 in the threaded hole on threaded hole and connecting plate 23 in 132 board body part 133
It is fixedly connected on middle chamber bracket 13 on the upper surface of overturning upper cover 8.The infrared heating fluorescent tube 15 is evenly spaced
It is arranged in the side wall surface of infrared lamp support plate 11.
The cover assembly 3 scrapes pawl 16, upper cover 17, temperature sensor 18, feed inlet 19 and 20 groups of driving motor by shakeouing
At.Electric machine support 24 is installed, driving motor 20 is installed in electric machine support 24 and then will driving electricity on the upper surface of upper cover 17
Machine 20 is arranged vertically within the top of upper cover 17, shakeouts and scrapes pawl 16 and be located at 17 lower section of upper cover and pass through the biography of shaft coupling and driving motor 20
Moving axis is connected, and feed inlet 19 is fixedly welded on the top of upper cover 17 and feed inlet 19 is located at the lower section of higher level's blanking component 4, temperature
Sensor 18, which is worn, to be installed in upper cover 17.
17 lower surface edge of upper cover is provided with bolt hole, passes through the middle chamber branch in bolt and middle chamber component 2
13 upper surface threaded hole of frame is fixedly linked.
It is described shakeout to scrape to be evenly spaced on pawl 16 be arranged with 8 scraper plates 25, and each scraper plate 25 scrapes plate face and vertical
The tilt angle that direction is formed is 20 degree.When coal dust falls into material holding tray 12 from feed inlet 19, shakeouts and scrape the work of pawl 16 for coal dust
It shakeouts, and rotation is kept to be stirred continuously coal dust, to accelerate water loss.In 11 side wall of upper cover 17 and infrared lamp support plate
Aperture is equipped with 12 infrared heating fluorescent tubes respectively in face, is uniformly equally spaced between fluorescent tube and away from coal dust in material holding tray 12 apart from phase
Deng.
It please refers to shown in Fig. 5, temperature sensing 18 is disposed in upper cover 17, temperature sensor 18 is connected with PID thermostatic control
Circuit, the temperature signal that thermal resistance temperature sensor will test are sent to transmitter, are sent to PID signal hair greatly by transmitter and are controlled
Link processed, signal are sent after PID control link processing to solid-state relay voltage regulating module, to the input power of infrared lamp into
Row control.I.e. when the temperature of thermal resistance detection is lower than definite value temperature value set by PID module, infrared heating fluorescent tube full power work
Make, when thermal resistance detection temperature reaches set temperature value, infrared heating fluorescent tube input power reduces or stops working, this
Sample controls temperature in value set in advance, to guarantee that coal dust will not pyrometamorphism.
Pressure and weighting transducers group 9 has been bolted in 12 bottom of material holding tray, in entire work process, to coal
The weight change of powder carries out real-time monitoring, and the initial weight at the end of of record finally obtains coal total moisture measured value.Charging
The discharge port 22 of mouth 19 and material holding tray 12 is disposed with pneumatic vibrator (not shown), works in charging and discharging, it is ensured that charging
It is smooth with discharging process.
The course of work that the present invention automates coal total moisture measuring device is as follows:
Coal dust relies on gravity blanking by higher level's blanking component 4, falls into material holding tray 12, pressure by the feed inlet 19 of upper cover 17
Weighing sensor group 9 records initial weight, while shakeouing and scraping pawl 16 coal dust is shakeout and is stirred continuously, infrared heating fluorescent tube 15
Electrified regulation is dry, and pressure and weighting transducers group 9 carries out real-time monitoring to the weight change of coal dust in heating process.Meanwhile PID
Thermostatic control circuit controls the temperature of heating region.After the completion of drying, pressure and weighting transducers group 9 records final number
According to then, discharge port valve 14 is opened, and coal dust is poured out material holding tray 12 to lower factorial material component 5 and carried out by the work of bottomed cylinder 7
It collects.Since the automation coal total moisture measuring device is by the way of infra-red drying, and it is directed to 4 He of higher level's blanking component
Lower factorial material component 5 designs automatic feed/discharge structure, therefore it is excellent to have that drying time is short, drying efficiency is high and is easily integrated etc.
Point.
The above embodiments only describe the basic principles and characteristics of the invention, and the invention is not restricted by the above cases,
Without departing from the spirit and scope, the invention also has various changes and changes, and these changes and changes are both fallen within
In scope of the claimed invention.The scope of the present invention is defined by the appended claims and its equivalents.
Claims (10)
1. a kind of automation coal total moisture measuring device, which is characterized in that it includes overturning base assembly, middle chamber component
And cover assembly, wherein
The overturning base assembly includes that base shell, driving device and overturning upper cover, the overturning upper cover are covered on the bottom
The top of seat shell, and one end is articulated with the top of the base shell, the driving device is set to the base shell
Interior, bottom end is connected on the bottom surface of the base shell, and the other end is articulated in the overturning on lid；
The middle chamber component includes pressure and weighting transducers group, sensor connecting plate, infrared lamp support plate, material holding tray
With middle chamber bracket, the sensor connecting plate is fixedly connected on the pressure and weighting transducers group, the material holding tray
Lower end be equipped with several support legs, and discharge port is offered on the side surface of the material holding tray, the material holding tray is placed in sensing
It is fixedly linked on device connecting plate and by support leg and sensor connecting plate, the infrared lamp support plate is sheathed on charge
The lower end periphery of disk, the middle chamber support casing is set to the upper end of the material holding tray, and the middle chamber bracket passes through company
Fitting is fixedly connected on the overturning upper cover, and the lower end of the pressure and weighting transducers group is fixedly connected on by connecting plate
In overturning on lid, it is evenly spaced on the side wall of the infrared lamp support plate and is disposed with several infrared heating fluorescent tubes；
The cover assembly includes shakeouing to scrape pawl, upper cover, temperature sensor, feed inlet and driving motor, the driving motor peace
Loaded on the upper lid, described shakeout scrapes pawl positioned at the upper cover lower section and is connected with the transmission shaft of driving motor, the charging
Mouth is fixed on the top of upper cover, and the temperature sensor, which is worn, to be installed on lid.
2. automation coal total moisture measuring device according to claim 1, which is characterized in that the middle chamber bracket
It is sheathed on outside the annular portion of the material holding tray upper end, and the middle chamber bracket has extended downwardly from the lower surface of annular portion
One extension and the second extension, first extension and the second extension are separately arranged, and first extension is fixed
It is connected in infrared lamp support plate, second extension is fixedly connected on the upper surface of overturning upper cover.
3. automation coal total moisture measuring device according to claim 1, which is characterized in that the discharge outlet setting
There is discharge port valve.
4. automation coal total moisture measuring device according to claim 1, which is characterized in that described shakeout is scraped on pawl
It is alternatively arranged 8 scraper plates evenly, and the scrape plate face and the tilt angle of vertical direction formation of each scraper plate are 20 °.
5. automation coal total moisture measuring device according to claim 1, which is characterized in that on the side wall of the upper cover
Aperture is equipped with several infrared heating fluorescent tubes.
6. automation coal total moisture measuring device according to claim 5, which is characterized in that on the side wall of the upper cover
Infrared heating fluorescent tube number be 12, be uniformly equally spaced, it is infrared on the side wall of the infrared lamp support plate
The number that line heats fluorescent tube is also 12, and is uniformly equally spaced.
7. automation coal total moisture measuring device according to claim 3, which is characterized in that table on the inside of the material holding tray
Position on face positioned at discharge port two sides is respectively arranged with the sliding slot of up and down direction extension, and the discharge port valve is placed in discharging
It is contacted on the inside of mouthful and by sliding slot with material holding tray and is connected.
8. automation coal total moisture measuring device according to claim 2, which is characterized in that the infrared lamp branch
The bottom surface outer circumferential edge welding of support plate is evenly arranged three board body parts for having screwed hole of centre, by the first extension bottom surface
On screwed hole of centre in installation bolt middle chamber bracket and infrared lamp support plate are fixedly connected on together.
9. automation coal total moisture measuring device according to claim 2, which is characterized in that the surrounding of the connecting plate
It is arranged at intervals with threaded hole, by installing spiral shell in the threaded hole on the threaded hole and connecting plate in the board body part of the second extension
Middle chamber bracket and pressure and weighting transducers group are fixedly connected on the upper surface of overturning upper cover by bolt respectively.
10. automation coal total moisture measuring device according to claim 1, which is characterized in that the feed inlet it is upper
Side is provided with higher level's blanking component, and junior's charge component is provided with below the discharge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610557123.4A CN105954143B (en) | 2016-07-14 | 2016-07-14 | A kind of automation coal total moisture measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610557123.4A CN105954143B (en) | 2016-07-14 | 2016-07-14 | A kind of automation coal total moisture measuring device |
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| CN105954143A CN105954143A (en) | 2016-09-21 |
| CN105954143B true CN105954143B (en) | 2018-12-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106885754A (en) * | 2017-04-27 | 2017-06-23 | 南京航空航天大学 | One kind automation powder total moisture measurement apparatus and method |
| CN108931659A (en) * | 2017-05-27 | 2018-12-04 | 江西光明智能科技有限公司 | A kind of on-line automatic determination of moisture system |
| CN108931401A (en) * | 2017-05-27 | 2018-12-04 | 江西光明智能科技有限公司 | One kind connecing sampling device |
| CN109520883B (en) * | 2018-11-28 | 2024-01-19 | 北京沄汇智能科技有限公司 | Coal sampler |
| CN109596452A (en) * | 2018-11-29 | 2019-04-09 | 东北大学秦皇岛分校 | A kind of caliberating device of powder material moisture dynamic measurement |
| CN109856004B (en) * | 2019-03-12 | 2024-06-21 | 上海理工大学 | Experimental device and method for wet weight measurement of water spraying filler |
| CN110487667B (en) * | 2019-09-19 | 2024-05-10 | 北京高能时代环境技术股份有限公司 | Material moisture content detector |
| CN115684166B (en) * | 2023-01-03 | 2023-03-21 | 中储粮成都储藏研究院有限公司 | Soybean detector |
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| CN105954143A (en) | 2016-09-21 |
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