CN105092874A - Aicardi sulfur detector with temperature gradient function - Google Patents

Aicardi sulfur detector with temperature gradient function Download PDF

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Publication number
CN105092874A
CN105092874A CN201510526328.1A CN201510526328A CN105092874A CN 105092874 A CN105092874 A CN 105092874A CN 201510526328 A CN201510526328 A CN 201510526328A CN 105092874 A CN105092874 A CN 105092874A
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CN
China
Prior art keywords
furnace
temperature
resistance wire
aicardi
thermograde
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Pending
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CN201510526328.1A
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Chinese (zh)
Inventor
班书昊
庞明军
李晓艳
蒋学东
苏少航
席仁强
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Changzhou University
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Changzhou University
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Priority to CN201510526328.1A priority Critical patent/CN105092874A/en
Publication of CN105092874A publication Critical patent/CN105092874A/en
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  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)

Abstract

The invention discloses an Aicardi sulfur detector with a temperature gradient function, and belongs to the field of equipment for automatically measuring sulfur content in coal. The Aicardi sulfur detector comprises a sample manufacturing device, a temperature gradient muffle furnace, a first solution filtering device, a second solution filtering device, a filter paper ashing device, a room temperature weighing device, an experiment aftertreatment device and a partitioned temperature control system which are fixed on a bottom plate, wherein a crucible which is manufactured by the sample manufacturing device and contains Aicardi experiment samples is fed into the temperature gradient muffle furnace manually or electrically; and the crucible which contains the experiment samples is placed in a crucible hole through a furnace door, and automatically rotates according to set time so as to sequentially enter a first temperature region, a second temperature region, a third temperature region and a fourth temperature region. The Aicardi sulfur detector has the temperature gradient function, and can convey Aicardi experiment samples automatically, and the samples can be placed continuously.

Description

There is the Emhorn sulphur meter of thermograde function
Technical field
The present invention relates generally to the automatic measuring equipment field of sulfur content in coal amount, refers in particular to a kind of Emhorn sulphur meter with thermograde function.
Background technology
In coal, sulphur is all extremely harmful impurity to coking, gasification, burning, and in order to measure the sulfur content in combustible accurately and rapidly, the general constant sulphur appliance that adopts is as conventional measuring equipment.In various measuring equipment, coulomb is all adopted to survey sulphur method.Coulomb surveys sulphur method to be needed with pump as power source, and the mode of employing continuous air extraction, continuous coverage measures.Due in gas containing sulphur concentration time to time change, therefore sulfur content is difficult to Accurate Determining, and the pump life-span also shortens because of laod unbalance simultaneously.
Germany Chinese mugwort scholar is stuck in and within 1874, has formulated a classical Chinese mugwort scholar and survey sulphur method, is the standard method of the general mensuration full content of Sulphur in coal content in various countries at present, has that accuracy is high, the advantage such as mensuration in batch.Emhorn is surveyed sulphur method and is usually moved in draughty muffle furnace by the crucible that Emhorn laboratory sample is housed, and heats 800-850 DEG C gradually, and keep 1-2h at such a temperature in 1-2h from room temperature.The muffle furnace of prior art can only measure in batch, and namely first sample experiments can not put into second batch Emhorn laboratory sample before terminating in muffle furnace.For this reason, need to design a kind of can the muffle furnace of setting-out continuously, to improve the conventional efficient of Emhorn survey sulphur.
Summary of the invention
The technical matters that the present invention need solve is: the technical matters existed for prior art, the invention provides a kind of Emhorn sulphur meter with thermograde function, it have thermograde function, can automatic transport Emhorn laboratory sample, continuous setting-out can be realized, for instrument full automation and raising overall measurement efficiency provide favourable guarantee.
In order to solve the problem, the solution that the present invention proposes is: a kind of Emhorn sulphur meter with thermograde function, it comprises the sample making device be fixed on base plate, thermograde muffle furnace, solution first filtration unit, solution second filtration unit, filter paper cineration device, room temperature meausring apparatus, experiment after-treatment device and zoned temperature control system, the crucible containing Chinese mugwort scholar laboratory sample that described sample making device makes manually or electronic mode send into described thermograde muffle furnace.
Described thermograde muffle furnace comprise furnace upper cover, furnace body, be provided be uniformly distributed crucible hole rotating disk, one end is at the rotating shaft of the inner other end of muffle furnace in muffle furnace outside, body of heater lower cover, furnace binding plate and stove leg; Described furnace body is the hollow circular cylinder of two ends perforate, is equiped with the first resistance wire, the second resistance wire, the 3rd resistance wire and the 4th resistance wire successively along its inwall; Described furnace upper cover, described body of heater lower cover are installed in the upper/lower terminal of described furnace body respectively; The inner space of described furnace body is equiped with the first temperature sensor, the second temperature sensor, three-temperature sensor and the 4th temperature sensor successively, and corresponding space is followed successively by the first warm area, the second warm area, three-temperature-zone and four-temperature region; The boundary that described furnace body is being equiped with described first resistance wire and described 4th resistance wire offers fire door; Described stove leg lower end is installed on described base plate, and its upper end is equiped with described furnace binding plate; Described body of heater lower cover is installed on described furnace binding plate.
The upper end of described rotating shaft is equiped with described rotating disk, and middle part is through described body of heater lower cover, the bearing be installed in the dead eye of described furnace binding plate, and its lower end is connected with the stepper motor be installed on motor rack by shaft coupling; Described motor rack is installed on described furnace binding plate.
Compared with prior art, the invention has the advantages that: change traditional single warm area muffle furnace structure, be provided with four-temperature region and add dial movement device, crucible containing laboratory sample puts into crucible hole by fire door, and the time automatic rotation according to setting enters the first warm area, the second warm area, three-temperature-zone and four-temperature region successively; Overcoming traditional muffle furnace can only batch setting-out, can not the shortcoming of continuous-flow type setting-out.It can thus be appreciated that the present invention can automatic transport Emhorn laboratory sample, can realize continuous setting-out, improve measurement efficiency.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram with the Emhorn sulphur meter of thermograde function of the present invention.
Fig. 2 is the structural principle schematic diagram of thermograde muffle furnace of the present invention.
Fig. 3 is thermograde muffle furnace subregion schematic diagram of the present invention.
In figure, 1-sample making device; 2-thermograde muffle furnace; 3-solution first filtration unit; 4-solution second filtration unit; 5-filter paper cineration device; 6-room temperature meausring apparatus; 7-experiment after-treatment device; 8-zoned temperature control system; 9-base plate; 21-furnace upper cover; 22-furnace body; 23-crucible hole; 24-crucible; 25-rotating disk; 26-rotating shaft; 27-body of heater lower cover; 28-furnace binding plate; 29-dead eye; 210-bearing; 211-motor rack; 212-shaft coupling; 213-stepper motor; 214-stove leg; 221-the first resistance wire; 222-the second resistance wire; 223-the three resistance wire; 224-the four resistance wire; 225-the first temperature sensor; 226-the second temperature sensor; 227-the three-temperature sensor; 228-the four temperature sensor; 229-fire door; 231-the first warm area; 232-the second warm area; 233-the three-temperature-zone; 234-the four-temperature region.
Embodiment
Below with reference to the drawings and specific embodiments, the present invention is described in further detail.
Shown in Figure 1, a kind of Emhorn sulphur meter with thermograde function of the present invention, it comprises the sample making device 1 be fixed on base plate 9, thermograde muffle furnace 2, solution first filtration unit 3, solution second filtration unit 4, filter paper cineration device 5, room temperature meausring apparatus 6, experiment after-treatment device 7 and zoned temperature control system 8, the crucible 24 containing Chinese mugwort scholar laboratory sample that sample making device 1 makes manually or electronic mode send into thermograde muffle furnace 2.
Shown in Fig. 2 and Fig. 3, thermograde muffle furnace 2 comprise furnace upper cover 21, furnace body 22, be provided be uniformly distributed crucible hole 23 rotating disk 25, one end is at the rotating shaft 26 of the inner other end of muffle furnace in muffle furnace outside, body of heater lower cover 27, furnace binding plate 28 and stove leg 214; Furnace body 22 is the hollow circular cylinder of two ends perforate, is equiped with the first resistance wire 221, second resistance wire 222, the 3rd resistance wire 223 and the 4th resistance wire 224 successively along its inwall; Furnace upper cover 21, body of heater lower cover 27 are installed in the upper/lower terminal of furnace body 22 respectively; The inner space of furnace body 22 is equiped with the first temperature sensor 225, second temperature sensor 226, three-temperature sensor 227 and the 4th temperature sensor 228 successively, and corresponding space is followed successively by the first warm area 231, second warm area 232, three-temperature-zone 233 and four-temperature region 234; The boundary that furnace body 22 is being equiped with the first resistance wire 221 and the 4th resistance wire 224 offers fire door 229; Stove leg 214 lower end is installed on base plate 9, and its upper end is equiped with furnace binding plate 28; Body of heater lower cover 27 is installed on furnace binding plate 28.
Shown in Figure 2, the upper end of rotating shaft 26 is equiped with rotating disk 25, and middle part is through body of heater lower cover 27, the bearing 210 be installed in the dead eye 29 of furnace binding plate 28, and its lower end is connected with the stepper motor 213 be installed on motor rack 211 by shaft coupling 212; Motor rack 211 is installed on furnace binding plate 28.
The temperature arranging three-temperature-zone 233 by zoned temperature control system 8 equals the temperature of four-temperature region 234, the temperature of the first warm area 231 equals 1/3rd of four-temperature region 234 temperature, second warm area 232 temperature equal 2/3rds of four-temperature region temperature, crucible 24 equals constant temperature high-temperature region time in the time of low-temperature space can be realized; The temperature of the first warm area 231, second warm area 232, three-temperature-zone 233 is set gradually by zoned temperature control system 8, them are made to equal 1/4th, 2/4ths, 3/4ths of four-temperature region 234 temperature respectively, 1.5 times that can realize that crucible 24 equals the constant temperature high-temperature region time in the time of low-temperature space.
Crucible 24 is positioned in the crucible hole 23 of rotating disk 25 by fire door 229, stepper motor 213 rotates lattice at regular intervals, crucible 24 enters the first warm area 231, second warm area 232, three-temperature-zone 233 and four-temperature region 234 successively, one week is just rotated within the T.T. of setting, namely the experimental period of regulation is reached, crucible 24 goes to fire door 229 place automatically, waits to be removed; Owing to rotating, the crucible hole 23 near fire door 229 is empty all the time, can put into the new crucible 24 containing Chinese mugwort scholar laboratory sample at any time.

Claims (2)

1. one kind has the Emhorn sulphur meter of thermograde function, it comprises the sample making device (1) be fixed on base plate (9), thermograde muffle furnace (2), solution first filtration unit (3), solution second filtration unit (4), filter paper cineration device (5), room temperature meausring apparatus (6), experiment after-treatment device (7) and zoned temperature control system (8), the crucible (24) containing Chinese mugwort scholar laboratory sample that described sample making device (1) makes manually or electronic mode send in described thermograde muffle furnace (2), it is characterized in that: described thermograde muffle furnace (2) comprises furnace upper cover (21), furnace body (22), be provided with the rotating disk (25) being uniformly distributed crucible hole (23), one end is in the rotating shaft (26) of the inner other end of muffle furnace in muffle furnace outside, body of heater lower cover (27), furnace binding plate (28) and stove leg (214), the hollow circular cylinder that described furnace body (22) is two ends perforate, is equiped with the first resistance wire (221), the second resistance wire (222), the 3rd resistance wire (223) and the 4th resistance wire (224) successively along its inwall, described furnace upper cover (21), described body of heater lower cover (27) are installed in the upper/lower terminal of described furnace body (22) respectively, the inner space of described furnace body (22) is equiped with the first temperature sensor (225), the second temperature sensor (226), three-temperature sensor (227) and the 4th temperature sensor (228) successively, and corresponding space is followed successively by the first warm area (231), the second warm area (232), three-temperature-zone (233) and four-temperature region (234), the boundary that described furnace body (22) is being equiped with described first resistance wire (221) and described 4th resistance wire (224) offers fire door (229), described stove leg (214) lower end is installed on described base plate (9), and its upper end is equiped with described furnace binding plate (28), described body of heater lower cover (27) is installed on described furnace binding plate (28).
2. a kind of Emhorn sulphur meter with thermograde function according to claim 1, it is characterized in that: the upper end of described rotating shaft (26) is equiped with described rotating disk (25), middle part is through described body of heater lower cover (27), the bearing (210) be installed in the dead eye (29) of described furnace binding plate (28), and its lower end is connected with the stepper motor (213) be installed on motor rack (211) by shaft coupling (212); Described motor rack (211) is installed on described furnace binding plate (28).
CN201510526328.1A 2015-08-25 2015-08-25 Aicardi sulfur detector with temperature gradient function Pending CN105092874A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1199852A (en) * 1998-06-17 1998-11-25 枣庄矿务局煤炭加工销售处 Bell type rotating electric furnace
US20030111462A1 (en) * 2000-10-19 2003-06-19 Motoyasu Sato Burning furnace,burnt body producing method, and burnt body
CN201096762Y (en) * 2007-10-29 2008-08-06 株洲职业技术学院 Diversified quick testing analyzer for coal quality
CN201322530Y (en) * 2008-12-26 2009-10-07 深州市远征氟塑料有限公司 Polytetrafluoroethylene (PTFE) programme-controlled self-check sintering furnace
CN201413028Y (en) * 2009-05-20 2010-02-24 中国矿业大学 Segmented temperature control muffle furnace
CN203572196U (en) * 2013-08-16 2014-04-30 山东精工电子科技有限公司 Chassis rotary type muffle furnace

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1199852A (en) * 1998-06-17 1998-11-25 枣庄矿务局煤炭加工销售处 Bell type rotating electric furnace
US20030111462A1 (en) * 2000-10-19 2003-06-19 Motoyasu Sato Burning furnace,burnt body producing method, and burnt body
CN201096762Y (en) * 2007-10-29 2008-08-06 株洲职业技术学院 Diversified quick testing analyzer for coal quality
CN201322530Y (en) * 2008-12-26 2009-10-07 深州市远征氟塑料有限公司 Polytetrafluoroethylene (PTFE) programme-controlled self-check sintering furnace
CN201413028Y (en) * 2009-05-20 2010-02-24 中国矿业大学 Segmented temperature control muffle furnace
CN203572196U (en) * 2013-08-16 2014-04-30 山东精工电子科技有限公司 Chassis rotary type muffle furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
菅继刚: "《改进分析方法 提高测流准确度》", 《山西科技》 *

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Application publication date: 20151125