CN207268729U - A kind of on-line element analysis of coal system - Google Patents

Abstract

The utility model provides a kind of on-line element analysis of coal system, including：Automatic weighing mechanism, automatic clamping and transfer device and high temperature furnace；Wherein, the automatic weighing mechanism is used for the sample to be tested for obtaining preset weight；The automatic clamping and transfer device are used to grip the sample to be tested and the sample to be tested is transferred to the high temperature furnace；It is described it is high temperature furnace used in the sample to be tested is burnt in U-tube and by burning after the gas that produces be delivered to subsequent processing.By setting automatic weighing mechanism and automatic clamping and transfer device, all it is automatically performed so that weighing, shifting and testing and analyzing in coal analysis system by system, without human intervention, quick and precisely, the detection and analysis of coal quality real-time online are realized, improve precision of analysis.

Description

A kind of on-line element analysis of coal system

Technical field

The utility model embodiment is related to coal property test technical field, more particularly, to a kind of on-line element analysis of coal system System.

Background technology

With the continuous development of industry, Coal Energy Source be becoming tight by day, in order to obtain the efficiency of combustion of higher, it is necessary to coal Matter carries out Accurate Analysis.C, H element is coal main composition element, and wherein C content scope is about 40%~95%, H content model Enclose about 0.5~6%, C, H content number directly determine the size of heating value of coal, be the important finger for weighing coal quality quality Mark.In process of production, if accurate, the quick C that must measure coal of energy, H element content, Instructing manufacture, guidance will be matched somebody with somebody It is significant that coal mixes burning.Traditional method is to carry out off-line analysis after being sampled to raw coal, from sampling, sample preparation to inspection result Quote and generally require several hours, testing result seriously lags behind boiler combustion.Exist in recent years, occurring some coals quality successively Line analysis instrument, currently on the market the coal quality fast analyser of relative maturity have the coal based on X-ray fluorescence spectra analytical technology The coal analysis instrument of matter analyzer and Neutron Activation Analysis Technology (PGNAA) based on gamma-rays technology.Wherein, x-ray fluorescence Spectral analysis technique measurement period is longer, and analysis precision is poor, can only generally analyze the element that atomic weight is more than 23, and by coal The influence of kind is big, needs often to correct during operation.Gamma-rays deposits human body in neutron prompt gamma ray activation analysis technique In very big security risk, dual energy gamma ray projective method measurement accuracy by weight into the fluctuation of grey mineral (such as iron) content influenced compared with Greatly, error is larger.Also, the technical sophistication of this kind equipment, investment is big, and is not easy to demarcate, and hardly results in push away in practical applications Extensively.

At present, the more extensive carbon and hydrogen analysis meter, of application is to when carbon, protium content are detected analysis in coal, The coal sample that masking foil wraps up is positioned over first with craft after being weighed on the setting-out disk of test device, then to fall into coal sample hydrocarbon Burn in the high temperature furnace U-tube of elemental analyser, the mixed gas that produces of burning is detected point by absorbent absorption Analyse the content of carbon hydrogen element.

But when carrying out coal analysis using above-mentioned carbon-hydrogen analyzer, multiple operation links are required for carrying out manual operations, Cause heavy workload, efficiency low, can not meet the needs of real-time online detection；Meanwhile the key link such as sample weighing uses hand Work is operated often with large error, causes final detection result accuracy poor.

Utility model content

It is low for the heavy workload caused by manual operations, efficiency in existing carbon-hydrogen analyzer, it can not meet real-time online Detection demand；And manual weighing error the problem of causing testing result accuracy poor greatly, the utility model embodiment provides A kind of on-line element analysis of coal system for overcoming the above problem or solving the above problems at least in part.

The utility model embodiment provides a kind of on-line element analysis of coal system, including：Automatic weighing mechanism, automatic clamping And transfer device and high temperature furnace；Wherein, the automatic weighing mechanism is used for the sample to be tested for obtaining preset weight；The automatic folder Take and transfer device is used to grip the sample to be tested and the sample to be tested is transferred to the high temperature furnace；It is described high temperature furnace used In the sample to be tested is burnt in U-tube and by burning after the gas that produces be delivered to subsequent processing.

Wherein, the automatic weighing mechanism includes meausring apparatus and apparatus for automatically lifting；Wherein, the apparatus for automatically lifting Including lifting motor 19 and setting-out disk 114, the setting-out disk 114 is equipped with tin shell 11, for containing the sample to be tested, and institute Linear motion up and down can be made under the lifting motor 19 driving by stating setting-out disk 114, make the tin shell 11 and the meausring apparatus Depart from or contact.

Wherein, the automatic weighing mechanism further includes the first electric rotating machine 17, and the setting-out disk 114 can be in the described first rotation Rotated under the driving of rotating motor 17 around 114 axial centre of setting-out disk.

Wherein, the end face outer rim of the setting-out disk 114 is provided with multiple tin shells 11, and multiple tin shells 11 surround The axial centre of the setting-out disk 114 is uniformly distributed.

Wherein, tin shell feed mechanism is further included, for tin shell 11 orthopedic in advance to be delivered to the automatic weighing machine In the setting-out disk 114 of structure.

Wherein, the tin shell feed mechanism includes rotating device and doffer；The doffer includes and the rotation The shell disk of rotary device connection and the baffle ring being arranged at below the shell disk, the end face of the shell disk and the end face of the baffle ring point Not She You through hole, the shell disk rotates under the driving of the rotating device, the tin shell 11 in the shell disk through hole is passed through institute State baffle ring through hole and be delivered to the automatic weighing mechanism.

Wherein, the automatic clamping and transfer device include cylinder 31 and the clamping being fixedly connected with 31 piston rod of cylinder dress Put, clamping device horizontal cross back and forth movement can be driven when 31 piston rod of cylinder works, and the clamping device is used to capture Tin shell 11 is simultaneously discharged after being transferred to above high-temperature furnace body.

Wherein, the clamping device includes pneumatic clamper 32 and the gripping block 34 for being connected to 32 lower end of pneumatic clamper, the gripping block 34 For two and it is symmetrically arranged in 32 lower end of pneumatic clamper.

Wherein, the high temperature furnace replaces mechanism automatically including U-tube, and the U-tube replaces mechanism automatically to be included being provided with U Burner hearth seat 43, turntable 48, lifting body 45 and the rotating mechanism 46 of shape pipe 42, the lifting body 45 drive the thorax seat 43 Up and down motion makes the U-tube 42 be tightly connected or depart from upper furnace body 41, and rotated mechanism (46) driving disc (48) rotates The U-tube 42 is replaced in realization automatically.

Wherein, the U-tube replaces mechanism and further includes U-clamp 47, positioning plate 44 and straight line slide unit 49, the stove automatically Thorax seat 43 is positioned in the opening of the U-clamp 47, and the positioning plate 44 is fixedly connected with the bottom of the U-clamp 47, described Lifting body 45 is fixedly connected with the positioning plate 44, and the lifting body 45 is connected with 49 horizontal cross of straight line slide unit.

A kind of on-line element analysis of coal system that the utility model embodiment provides, by setting automatic weighing mechanism and automatic Gripping and transfer device so that weighing, transfer and detection and analysis are all automatically performed by system in coal analysis system, quick accurate Really, without human intervention, the detection and analysis of coal quality real-time online are realized, improve precision of analysis.

Brief description of the drawings

Fig. 1 is a kind of structure diagram for on-line element analysis of coal system that the utility model embodiment provides；

Fig. 2 is the three-dimensional structure diagram of automatic weighing mechanism in the utility model embodiment；

Fig. 3 is the structure chart of tin shell feed mechanism in the utility model embodiment；

Fig. 4 is the front view of tin shell feed mechanism in the utility model embodiment；

Fig. 5 is the structure chart of the upper baffle ring of tin shell feed mechanism in the utility model embodiment；

Fig. 6 is the structure chart of the middle baffle ring of tin shell feed mechanism in the utility model embodiment；

Fig. 7 is the structure chart of the lower baffle ring of tin shell feed mechanism in the utility model embodiment；

Fig. 8 is the three-dimensional structure diagram of automatic clamping and transfer device in the utility model embodiment；

Fig. 9 is the A direction views of automatic clamping and transfer device in the utility model embodiment；

Figure 10 is the top view of the gripping block of automatic clamping and transfer device in the utility model embodiment；

Figure 11 is the three-dimensional structure diagram that U-tube replaces mechanism automatically in the utility model embodiment；

Figure 12 is the structure chart of the burner hearth seat that U-tube replaces mechanism automatically in the utility model embodiment；

Figure 13 is the front view that U-tube replaces mechanism automatically in the utility model embodiment；

Figure 14 is the A direction views that U-tube replaces mechanism automatically in the utility model embodiment；

Figure 15 is the structure chart of the U-clamp for the burner hearth seat that U-tube replaces mechanism automatically in the utility model embodiment；

Figure 16 is the structure chart of the positioning plate that U-tube replaces mechanism automatically in the utility model embodiment；

Figure 17 is the structure diagram of the turntable that U-tube replaces mechanism automatically in the utility model embodiment；

11- tin shells；12- shell blocks；13- catch；14- shafts；

The first index dials of 15-；16- sensing devices；The first electric rotating machines of 17-；

18- lifting seats；181- upper head plates；19- lifting motors；110- bases；

111- Weighing modules；112- arm beam of steelyard seats；The 113- arm beams of steelyard；114- setting-out disks；

21- upper casing disks；22- upper baffle rings；Shell disk in 23-；Baffle ring in 24-；

25- lower casing disks；26- lower baffle rings；27- shaft 211- bases

212- the second electric rotating machine the second index dials of 213-；

214- stents；215- positioning seats；31- cylinders；32- pneumatic clampers；

33- installing plates；34- grips block；41- upper furnace bodies；42-U shape pipes；

421- crucibles；43- burner hearth seats；44- positioning plates；45- lifting bodies；

The upper jacking blocks of 451-；452- springs；453- bottom plates；46- rotating mechanisms；

The 3rd index dials of 461-；462- sensing devices；47-U clevis；

48- turntables；The square bayonets of 481-；49- straight line slide units；491- screw rods；

492- guide rods.

Embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, is explicitly described the technical scheme in the embodiment of the utility model, it is clear that described reality It is the utility model part of the embodiment to apply example, instead of all the embodiments.Based on the embodiment in the utility model, ability Domain those of ordinary skill all other embodiments obtained without making creative work, it is new to belong to this practicality The scope of type protection.

Fig. 1 is a kind of structure diagram for on-line element analysis of coal system that the utility model embodiment provides, as shown in Figure 1, Including：Automatic weighing mechanism, automatic clamping and transfer device and high temperature furnace；Wherein, the automatic weighing mechanism is used to obtain pre- If the sample to be tested of weight；The automatic clamping and transfer device are used to grip the sample to be tested and turn the sample to be tested Move to the high temperature furnace；It is described it is high temperature furnace used in the sample to be tested burnt in U-tube and by burning after produce Gas is delivered to subsequent processing.

Coal analysis generally comprises sample preparation, weighing, transfer, burning and the several steps of detection and analysis, real in the utility model Apply each step in example to be completed by different automatics or mechanism, then pass through continuing most between different automatics or mechanism The measurement to hydrocarbon composition in coal is realized eventually.

Specifically, whether accurately sample preparation is to be related to analysis testing result most important link, in the system by certainly Dynamic sample preparation unit is completed., be from substantial amounts of since coal to be analyzed is chemical composition and the highly non-uniform mixture of granularmetric composition A small amount of representational sample is taken out in coal sample, coal sample must be just processed according to certain operation sequence.Preposition coal Then a part of coal sample is sent to surveying water unit and measures contained moisture content by sample preparation unit by coal crushing to 0.2mm, will be another Part coal sample is sent into automatic sample-placing device.

The sample is delivered to the automatic weighing mechanism through the automatic sample-placing device, and the automatic sample-placing device can be with The falling speed of sample is accurately controlled according to the real time readouts of the automatic weighing mechanism, so as to accurately obtain the institute of specified weight State sample.Avoid adding and subtracting sample size repeatedly during manual operation, reduce labor intensity, improve the accuracy of weighing.

The automatic weighing mechanism is weighed after obtaining the sample of preset weight, automatic clamping and the transfer device folder The sample is taken, and the sample is transferred to the high temperature furnace, the sample fully burns in the high temperature furnace, the height Warm stove is using oxygen as combustion-supporting gas, and the obtained gas transport of burning is to the analytic unit, the gas bag obtained after burning Include vapor and carbon dioxide, analytic unit is by the analysis to gas componant, with reference to the weight of the sample, determines to treat point Analyse carbon, the hydrogen proportion of composing in coal.

Further, the analytic unit to the vapor and carbon dioxide that are produced in the high temperature furnace using infrared method into Row carbon hydrogen element tests and analyzes, and infrared method is measured element by foundation of Lambert-Beer's law.Lambert-Beer's law number Learning expression formula is

Wherein, A is absorbance；T is transmittance, is transmitted intensity than upper incident intensity；K is molar absorption coefficient, It is related with the property of absorbing material and the wavelength X of incident light；C is the concentration of extinction material；B is absorber thickness.Lambert-ratio The physical significance of your law is its absorbance when a branch of collimated monochromatic ligth is perpendicular through a certain uniformly non-scatter extinction material A is directly proportional to the concentration c and absorption thickness b of extinction material.

When carrying out elemental analysis with infrared method, vapor and carbon dioxide that the high temperature furnace produces burning are delivered to Gas buffer tank is collected, i.e., sample is in the combustion-supporting lower conflagration of high-temperature burner hearth and combustion-supporting gas, the gas for generation of burning Product, is fed directly to the analytic unit, the analytic unit is detected the gas analysis, and then obtains after filtering Go out carbon, the hydrogen content in the sample.

A kind of on-line element analysis of coal system that the utility model embodiment provides, by setting automatic weighing mechanism and automatic Gripping and transfer device so that weighing, transfer and detection and analysis are all automatically performed by system in coal analysis system, without people Work operates, and quick and precisely, realizes the detection and analysis of coal quality real-time online, improves precision of analysis.

In the above-described embodiments, with reference to figure 2, the automatic weighing mechanism includes tin shell 11, shell block 12, lifting seat 18, liter Motor 19, base 110, Weighing module 111, arm beam of steelyard seat 112, the arm beam of steelyard 113 and setting-out disk 114 drop；The Weighing module 111 and liter Drop motor 19 is respectively fixedly connected with is connected to weighing mould in the both ends of 110 upper surface of base, the arm beam of steelyard 113 through arm beam of steelyard seat 112 The top center of block 111；The tin shell 11 is positioned in the shell block 12 on setting-out disk 114, and the lifting motor 19 is through lifting seat 18 are connected with setting-out disk 114, when lifting motor 19, which works, drives setting-out disk 114 to make to move along a straight line up and down, can make setting-out disk 114 On shell block 12 depart from or contact the arm beam of steelyard 113 so as to fulfill the sample in automatic weighing tin shell 11.

Wherein, as shown in Fig. 2, the end face outer rim of setting-out disk 114 is equipped with multiple through holes and in the axial direction of setting-out disk 114 The heart is uniformly distributed, and the lower end of the shell block 12 is in coniform and is inserted into the through hole on 114 end face of setting-out disk, and the shell block 12 Lower face is stretched out out of setting-out disk 114 through hole, and detection efficiency can be improved by setting multiple through holes and placing shell block 12 respectively, because every The weighing of next shell block 12 can be carried out immediately after a shell block 12 through rotating setting-out disk 114 by having weighed, and detection prepares and waits Time is short；Air line distance on axial centre to the end face of the setting-out disk 114 between through hole center need to be axial with setting-out disk 114 Center to the air line distance between 112 axial centre of arm beam of steelyard seat is consistent, and when setting-out 114 downlink of disk, which can ensure Shell block 12 on setting-out disk 114 can be accurately positioned on the arm beam of steelyard 113 so as to fulfill automatic weighing.

The lower face axial centre of setting-out disk 114 is connected with rotating mechanism, the rotating mechanism include catch 13, shaft 14, First index dial 15,16 and first electric rotating machine 17 of sensing device；One end of the shaft 14 and the lower face axis of setting-out disk 114 It is fixedly connected to center, the other end sequentially passes through the 18 top upper head plate 181 of axial centre and lifting seat of the first index dial 15 Main shaft after axial centre again with the first electric rotating machine 17 is connected；First electric rotating machine 17 is fixedly connected on lifting seat 18 and pushes up The lower surface of portion's upper head plate 181, the catch 13 be arranged at 15 upper surface outer rim of the first index dial and respectively with the first index dial 15 and sensing device 16 be equipped with operating for controlling electric rotating machine 7, first index dial 15 and sensing device 16 are with sharing In control 17 each rotation angle of the first electric rotating machine, and catch 13 is used to calculating the tin shell weighed and sample size and controls the One division disk 15 replys initial position；Surveyed using setting rotating mechanism to drive setting-out disk 114 to rotate achievable automatically continuously weigh Examination, and it is fast compared to the speed of manual operations replacement test sample, so as to shorten the test duration, and first point is connected in shaft 14 Scale 15 coordinates the size that can ensure each rotation angle of 17 main shaft of the first electric rotating machine and 114 end of setting-out disk with sensing device 16 Corner dimension on face between adjacent through-holes is consistent, and operating steadily, smoothly may be used for test is automatically continuously weighed so as to ensure Lean on；Sensing device 16 needs to keep certain gap between the first index dial 15 and must not hinder the normal of the first index dial 15 Operating, will also ensure the catch 13 on energy normal induction the first index dial 15 and the first index dial 15, therefore general using certainly Sensing device 16 is fixedly connected on the upper end of lifting seat 18 by stent processed；The output shaft of the lifting motor 19 and lifting seat 18 Bottom is fixedly connected, and when the output shaft operating of lifting motor 19 lifting seat 18 can be driven to make to move along a straight line up and down, the lifting Motor 19 generally selects linear stepping motor or other parts moving linearlies.

Specifically, the operation principle of the automatic weighing mechanism is：, first should be in Weighing module 111 before work is weighed In the weight of sample is set, which should include certain value range；Then the tin shell 11 that will have been made Finished product is delivered on the shell block 12 of setting-out disk 114, is then controlled the first electric rotating machine 17 driving setting-out disk 114 to rotate, is worked as sensing Device 16 stops rotating when sensing the first index dial 15, and tin shell 11 and shell block 12 should be at the surface of the arm beam of steelyard 113 at this time；Connect Get off to control lifting motor 19 to drive 114 downlink of setting-out disk, setting-out disk need to be kept when the lower face of shell block 12 contacts the arm beam of steelyard 113 114 continue traveling downwardly, until 12 lower end of shell block departs from 114 through hole of setting-out disk and stops lifting electricity when being steadily positioned on the arm beam of steelyard 113 Machine 19 operates；Coal dust or other organic matter powder samples are fallen into tin shell 11 in the surface of tin shell 11 using blanking mechanism at the same time Product, stop blanking when weighing sample and reaching setting value and control operating lifting motor 19 to drive 114 uplink of setting-out disk, work as setting-out Disk 114 drives shell block 12 to stop the action of lifting motor 19 when departing from the arm beam of steelyard 113, starts to start the first electric rotating machine 17 at this time Driving setting-out disk 114 rotates to be stopped when being in 113 surface of the arm beam of steelyard to next adjacent shell block 12, by load weighted tin shell 11 And sample is caught away, while the empty conveying of tin shell 11 is positioned in shell block 12；Control repeats above-mentioned action and realizes automatically continuously title Amount, at the end of consecutive weighings works, controls the first electric rotating machine 17 to drive the first index dial 15 to be returned to starting through catch 13 Position.

In the above-described embodiments, rotating device and doffer, institute are included with reference to figure 3- Fig. 7, the tin shell feed mechanism State the second electric rotating machine 212 that rotating device includes being fixedly connected with base 211, be connected with 212 main shaft of the second electric rotating machine Shaft 27；The doffer includes base 211, the positioning seat 215 being arranged above 211 both ends of base, respectively with positioning seat Upper baffle ring 22, middle baffle ring 24 and the lower baffle ring 26 of 215 connections, upper casing disk 21, middle shell disk 23 and the lower casing being plugged in shaft 27 Disk 25, and upper casing disk 21, upper baffle ring 22, middle shell disk 23, middle baffle ring 24, lower casing disk 25 and lower baffle ring 26 are suitable according to from top to bottom Sequence is set gradually；Can be driven when the second electric rotating machine 212 operates through shaft 27 upper casing disk 21, middle shell disk 23 and lower casing disk 25 with With rotation, so that the tin shell 11 in upper casing disk 21, middle shell disk 23 and lower casing disk 25 is delivered to the automatic weighing mechanism respectively Shell block 12 in.

Wherein, as shown in figure 3, the end face outer rim of upper casing disk 21, middle shell disk 23 and lower casing disk 25 is respectively provided with and multiple surrounds axis To the equally distributed through hole in center, the diameter and the outside diameter of tin shell 11 of the through hole are equipped with, the upper casing disk 21, middle shell disk 23 It is consistent with the number of openings on lower casing disk 25 with diameter dimension size, and sets multiple through holes to be conducive to clamped one time reality Existing multiple batches of sample detection analysis；The periphery of the connector sleeve 28 is connected with the second index dial 213, second index dial 213 periphery is equipped with multiple notches, the breach quantity and the number of openings on upper casing disk 21, middle shell disk 23 or lower casing disk 25 Be consistent, and the upper surface of second index dial 213 be equipped with catch 29 and with the notch on the second index dial 213 and The sensing device 210 of 211 upper end of base is equipped；The sensing device 210 can sense notch and feedback on the second index dial 213 Signal controls the second electric rotating machine 212 to shut down, therefore the breach quantity on the second index dial 213 need to be with the through hole on shell disk Quantity is consistent, so as to fulfill it is every rotation once can one tin shell of automatic transport enter next procedure；The catch 29 and sense Answer device 210 to coordinate to be used to calculate be sent into 11 quantity of tin shell automatically, and the second electric rotating of control after tin shell 11 has conveyed Machine 212 drives upper casing disk 21, middle shell disk 23 and lower casing disk 25 to be returned to initial position through shaft 27.

As shown in figure 4, the second electric rotating machine 212 is connected on the lower face of base 211, and the second electric rotating machine 212 Main shaft is fixedly connected through base 211 through connector sleeve 28 with shaft 27, sets connector sleeve 28 to be conducive to ensure shaft 27 and second The firm and reliable connection of 212 main shaft of electric rotating machine, and the second index dial 213 of convenient installation；The positioning seat 215 is through stent 214 It is fixedly connected with 211 both ends of base, the positioning seat 215 and stent 214 are two and are symmetrically arranged in 211 liang of base End.

As shown in Fig. 5, Fig. 6 and Fig. 7, upper baffle ring 22, middle baffle ring 24 and lower baffle ring 26 are in the circular and annulus end face A through hole is equipped with to be used to convey tin shell, the wherein tin shell in upper casing disk 21 is fallen into middle shell disk 23 through 22 through hole of upper baffle ring, And 24 through hole of baffle ring is fallen into lower casing disk 25 in the tin shell warp in middle shell disk 23, the tin shell on final lower casing disk 25 is through lower baffle ring 26 Through hole is fallen into the shell block on sample setting-out disk；The through hole center of the lower baffle ring 26 is located at the longitudinal centre line of lower baffle ring 26 On, the through hole center of the middle baffle ring 24 and the angle of middle 24 longitudinal centre line of baffle ring are β, the through hole center of the upper baffle ring 22 Angle with 22 longitudinal centre line of upper baffle ring is θ；The size of the angle theta is equal to the size of twice of angle β, and angle β's is big The small corner dimension between adjacent through-holes on upper casing disk 21, middle shell disk 23 or lower casing disk 25 is consistent；The size of the angle β is excellent Elect 10 ° as, the quantity of through hole is 36 on corresponding upper casing disk 21, middle shell disk 23 or lower casing disk 25；The upper baffle ring 22, in Through hole on 26 annulus end face of baffle ring 24 and lower baffle ring can ensure that tin shell 11 is orderly and fall respectively from top to bottom using shifting to install In the shell block 12 for entering the automatic weighing mechanism.

Specifically, it is with reference to attached drawing, the operation principle of the tin shell feed mechanism：Lower casing disk 25 is aligned first and is positioned over On lower baffle ring 26, then tin shell 11 is respectively and correspondingly placed into the end face through hole of lower casing disk 25, wherein the through hole position of lower baffle ring 26 The lead to the hole site for putting corresponding lower casing disk 25 does not place tin shell as reserved empty position；Using same ways and means centering shell disk 23 With tin shell is placed in the through hole of upper casing disk 21 and reserves a room, then install in order lower baffle ring 26 and lower casing disk 25, Middle baffle ring 24 and middle shell disk 23, upper baffle ring 22 and upper casing disk 21；Then under starting the second electric rotating machine 212 and being driven through shaft 27 Shell disk 25, middle shell disk 23 and upper casing disk 21 follow rotation, and lower baffle ring 26, middle baffle ring 24 and upper baffle ring 22 because with positioning seat 215 It is fixedly connected and remains stationary as, the second electric rotating machine 212 is controlled when sensing device 210 senses the notch of the second index dial 213 Shut down, the tin shell 11 in upper casing disk 21 is fallen into middle shell disk 23 through 22 through hole of upper baffle ring at this time, and the tin in middle shell disk 23 24 through hole of baffle ring is fallen into lower casing disk 25 during shell 11 passes through, and the tin shell 11 in final lower casing disk 25 falls into sample through 26 through hole of lower baffle ring In shell block on setting-out disk；After the completion of the tin shell 11 of 213 gap position of the second index dial is sent into, then continue the rotation of control second Rotating motor 212 senses out of service when rotating to second 213 next notch of index dial, more than repetitive cycling action is realized continuous Tin shell 11 is sent into, until all conveying finishes the tin shell 11 on upper casing disk 21, middle shell disk 23 and lower casing disk 25, is controlled through catch 29 Second electric rotating machine 212 driving upper casing disk 21, middle shell disk 23 and lower casing disk 25 are returned to initial position, then by upper casing disk 21, Middle shell disk 23 and lower casing disk 25, which disassemble, reinstalls tin shell 11, is respectively installed to again in shaft 27 again after filling tin shell 11 Start to be sent into 11 sample of tin shell；In general, upper casing disk 21, middle shell disk 23 and lower casing disk 25 can once make after filling tin shell 11 With 5 working days.

In the above-described embodiments, with reference to figure 8- Figure 10, the automatic clamping and transfer device include cylinder 31 and with gas The clamping device that 31 piston rod of cylinder is fixedly connected, the clamping device include pneumatic clamper 32 and the gripping block for being connected to 32 lower end of pneumatic clamper 34, the gripping block 34 is two and is symmetrically arranged in 32 lower end of pneumatic clamper；Folder can be driven when 31 piston rod of cylinder works Device horizontal cross back and forth movement is held, and pneumatic clamper 32 is used to control two foldings for gripping block 34 so as to fulfill tin shell 11 is captured simultaneously It is transferred to above high-temperature furnace body.

Wherein, as shown in figure 8, tin shell 11 is positioned in the shell block 12 of setting-out disk 114, the lower end connection of the setting-out disk 114 Automatic rotary lifting device；The automatic rotary lifting device includes shaft 14, the first index dial 15, sensing device 16, first Electric rotating machine 17, bearing 18 and lifting motor 19；First electric rotating machine 17 is fixedly connected in bearing 18 and through shaft 14 It is connected with 114 lower end of setting-out disk, through shaft 14 setting-out disk 114 can be driven to follow when the output shaft of first electric rotating machine 17 works Rotation；First index dial 15 is connected with the outer round surface of shaft 14, the sensing device 16 be arranged on bearing 18 and with First index dial 15 is equipped with the rotation angle for controlling setting-out disk 114；Under the output shaft and bearing 18 of the lifting motor 19 End connection, can drive setting-out disk 114 to make to move along a straight line up and down, the lifting motor 19 is solid when lifting motor 19 works through bearing 18 Surely it is connected on base 110.

As shown in Figure 9 and Figure 10, the clamping end face indention of two gripping blocks 34, can ensure to press from both sides using zigzag structure Hold it is solid and reliable during tin shell 11, so as to prevent tin shell 11 from midway occurs and the contingency such as falls.

Referring to attached drawing, cylinder 31 and clamping device may be contained within the top of high-temperature furnace body, and adjust at 31 piston rod of cylinder The longitudinal centre line of two gripping blocks 34 need to be with the longitudinal centre line of fire door at the top of high-temperature furnace body in clamping device when contraction state Tin shell 11 can accurately fall in fire door when coaxially, for ensureing that two gripping blocks 34 unclamp；Clamping device is through installing plate 33 and cylinder The end connection of 31 piston rods, clamping device horizontal cross back and forth movement can be driven when the piston rod work of cylinder 31；It is described The end face outer rim of setting-out disk 114 is equipped with multiple through holes and is used to install shell block 12, and the plurality of through hole surrounds the axial direction of setting-out disk 114 Center is uniformly distributed, and sets multiple through holes to be conducive to automatically continuously work on setting-out disk 114.

Specifically, it is with reference to attached drawing, the operation principle of the automatic clamping and transfer device：The work of cylinder 31 is controlled first Stopper rod is protruding so as to drive clamping device horizontal transverse movement and contact the tin shell 11 on setting-out disk 114, at this time cylinder 31 Stopping acts, and two gripping block 34 of the control of pneumatic clamper 32 closes up promptly tin shell 11 in, then controls lifting motor 19 through bearing 18 The vertical down operation of setting-out disk 114 is driven so that tin shell 11 departs from shell block 12；Then control cylinder 31 piston rod shrink from And drive clamping device that tin shell 11 is transferred to directly over high-temperature furnace body, then controlling pneumatic clamper 32 to open two gripping blocks 34 makes tin shell Progress Element detection analysis in fire door is crashed into comprising sample；Lifting controllable motor 19 drives setting-out disk while tin shell 11 shifts 114 run and set back straight up, while drive setting-out disk 114 to rotate through shaft 14 by the first electric rotating machine 17, by One division disk 15 and sensing device 16 control rotation angle, ensure that tin shell 11 adjacent on setting-out disk 114 can rotate to and wait to capture Room on setting-out disk 114, is then placed new tin shell 11 by position by feed mechanism；The above-mentioned action of repetitive cycling, so that real Existing automatically working.

In the above-described embodiments, the sample burns in the U-tube of the high temperature furnace, and the high temperature furnace includes U Shape pipe replaces mechanism automatically.

With reference to figure 11- Figure 17, the U-tube replaces mechanism automatically includes burner hearth seat 43, U-clamp 47, positioning plate 44, turntable 48th, straight line slide unit 49, rotating mechanism 46 and lifting body 45；The burner hearth seat 43 is positioned in the opening of U-clamp 47, described fixed Position plate 44 is fixedly connected with the bottom of U-clamp 47, and the rotating mechanism 46 is arranged at 48 bottom of turntable, the lifting body 45 and 49 horizontal cross of straight line slide unit connects；The vertical operation up and down of the straight line slide unit 49 driving lifting body 45 can make in burner hearth seat 43 U-tube 42 is tightly connected or departs from upper furnace body 41, and 46 driving disc 48 of rotated mechanism rotates and replaces U-shaped so as to fulfill automatic Pipe 42.

As shown in figure 11, straight line slide unit 49 makees vertical up and down motion, and the both sides of screw rod 491 through 491 rotation driving of screw rod Equipped with guide rod 492, it can ensure that straight line slide unit 49 along the vertical operation up and down of guide rod 492, can effectively prevent using the structure Straight line slide unit 49 shifts, so as to ensure energy accurate contraposition between U-tube 42 and upper furnace body 41 and conveniently smoothly realize automatic Replace；Driving motor is arranged at the top of screw rod 491 and is fixedly connected with upper furnace body 41.

As shown in Figure 12 and Figure 15, burner hearth seat 43 is cuboid and the side of end face is equipped with notch for connecting U thereon Shape pipe 42；First U-tube 42 is installed in the notch of burner hearth seat 43 during installation, is then together positioned in the opening of U-clamp 47, Installation accurate positioning and the firm and reliable connection of U-tube 42 can be ensured using the structure, so that convenient smoothly realize automatic replace.

As shown in Figure 13 and Figure 14, lifting body 45 includes upper jacking block 451, is arranged at the spring of 451 bottom of jacking block 452 and for inserting the bottom plate 453 of spring 452, and in the lifting body 45 upper jacking block 451 and bottom plate 453 shape ruler It is very little to match with the size of square bayonet 481, it is convenient to ensure that lifting body 45 be passed through smoothly from square bayonet 481；If Put spring 452 be used to buffering U-tube 42 in uphill process with the top of upper furnace body 41 it is in sealing contact caused by impact force so that Prevent U-tube 42 from breakage occurs, be conducive to improve U-tube 42 service life, and the compression stress through spring 452 can by U-shaped, 42 tube wall and upper stove, 41 tops are tightly connected；The spring 452 generally sets 3~4, the convenient end for ensureing upper jacking block 451 Face uniform force, can prevent top, and 451 cause U-tube 42 and the sealed connection of upper furnace body 41 unstable because local pressure is uneven Gu；The lifting body 45 is connected through bottom plate 453 with 49 horizontal cross of straight line slide unit, when straight line slide unit 49 is rotated through screw rod 491 Above and below driving is vertical during operation, lifting body 45 can be driven to follow vertical operation up and down；The rotating mechanism 46 includes the 3rd point Scale 461 and the sensing device 462 being equipped with the 3rd index dial 461, the 3rd index dial 461 can follow turntable 48 1 With rotation, and the 3rd index dial 461 coordinates the rotation angle for being used for controlling turntable 48 with sensing device 462, so as to ensure U-shaped The automatic more transducing of pipe 42 is smoothly realized.

As shown in Figure 16 and Figure 17, the end face outer rim of turntable 48 is equipped with 2~3 square bayonets 481 and around turntable 48 Axial centre is uniformly distributed, and opening is equipped with the middle part of the outer side edges of the square bayonet 481, and the square bayonet 481 sets opening Extended there through easy to lifting body 45, and set on turntable 48 2~3 square bayonets 481 be it is convenient ensure replace automatically it is suitable Profit carries out；The end face center of positioning plate 44 is equipped with square through hole and is used for the top stage for loading onto jacking block 451, and the positioning plate 44 It is plugged in the square bayonet 481 of turntable 48；First positioning plate 44 is fixedly connected with 47 bottom of U-clamp during installation, then will be fixed Position plate 44 is inserted to the square bayonet 481 of turntable 48, and the installation accurate positioning of U-clamp 47 can be ensured using the structure, so that Further ensure the installation accurate positioning of U-tube 42, and overall structure is simple, simple installation；The top of upper jacking block 451 during operation Portion's step is inserted to the square through hole at 44 center of positioning plate, and drives positioning plate 44, U-clamp 47 and burner hearth seat 43 and U-shaped Pipe 42 is together run up, and is passed through during 45 uplink of lifting body from square bayonet 481 and can be made U-clamp 47, burner hearth seat 43 Inserted with U-tube 42 in upper furnace body 41.

Specifically, with reference to attached drawing, the operation principle that the U-tube replaces mechanism automatically is：Under normal circumstances, straight line slide unit 49 remain stationary as through the locking of screw rod 491, and the top stage of upper jacking block 451 is inserted to 44 center of positioning plate in lifting body 45 In square through hole, and compressed spring 452 is so that U-clamp 47, burner hearth seat 43 and U-tube 42 are inserted into upper furnace body 41, And it is tightly connected the tube wall of U-tube 42 and the top of upper furnace body 41；When needing replacing U-tube 42, the control rotation of screw rod 491 is driven Dynamic straight line slide unit 49 declines, so that positioning plate 44, U-clamp 47, burner hearth seat 43 and U can be made by driving lifting body 45 down to run Shape pipe 42 together follow 451 downlink of jacking block depart from upper furnace body 41, when come downwards to positioning plate 44 inserting to turntable 48 square card When in mouth 481, straight line slide unit 49 drives lifting body 45 to continue traveling downwardly and the top stage of jacking block 451 is departed from positioning plate 44 Just stop the rotation of screw rod 491 afterwards, and U-clamp 47, burner hearth seat 43 and U-tube 42 are then together placed on the square card of turntable 48 481 tops of mouth；Then control 46 driving disc 48 of rotating mechanism rotate, when turntable 48 by adjacent square bayonet 481 and side U-clamp 47, burner hearth seat 43 and U-tube 42 on shape bayonet 481 pass through when rotating together with to positioned at the surface of lifting body 45 3rd index dial 461 and sensing device 462 control turntable 48 to stop rotating, and then control 491 rotation driving straight line slide unit of screw rod 49 uplinks simultaneously drive lifting body 45 to rise, and the top stage of jacking block 451 is inserted into the square through hole of positioning plate 44 simultaneously U-clamp 47, burner hearth seat 43 and U-tube 42 is driven to follow rising until entering in upper furnace body 41 and being tightly connected；Then to de- Crucible 421 is cleared up or replaced from upper furnace body 41 and the U-tube 42 that is placed on turntable 48, U-tube 42 is reused； The above-mentioned action of repetitive cycling is so as to fulfill the automatic U-tube replaced in furnace body.

Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that： It can still modify the technical solution described in foregoing embodiments, or which part technical characteristic is carried out etc. With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology The spirit and scope of scheme.

Claims (10)

1. A kind of 1. on-line element analysis of coal system, it is characterised in that including：Automatic weighing mechanism, automatic clamping and transfer device and High temperature furnace；Wherein, the automatic weighing mechanism is used for the sample to be tested for obtaining preset weight；The automatic clamping and transfer device For gripping the sample to be tested and the sample to be tested being transferred to the high temperature furnace；It is described high temperature furnace used in will be described to be measured Sample is burnt in U-tube and the gas produced after burning is delivered to subsequent processing.
2. 2. system according to claim 1, it is characterised in that the automatic weighing mechanism includes meausring apparatus and automatic lifting Device；Wherein, the apparatus for automatically lifting includes lifting motor (19) and setting-out disk (114), and the setting-out disk (114) is equipped with Tin shell (11), for containing the sample to be tested, and the setting-out disk (114) can be under the lifting motor (19) driving on work Lower linear motion, makes the tin shell (11) depart from or contact with the meausring apparatus.
3. 3. system according to claim 2, it is characterised in that the automatic weighing mechanism further includes the first electric rotating machine (17), the setting-out disk (114) can be under the driving of first electric rotating machine (17) around setting-out disk (114) axial centre Rotation.
4. 4. system according to claim 3, it is characterised in that the end face outer rim of the setting-out disk (114) is provided with multiple institutes Tin shell (11) is stated, and multiple tin shells (11) are uniformly distributed around the axial centre of the setting-out disk (114).
5. 5. system according to claim 2, it is characterised in that further include tin shell feed mechanism, for will in advance it is orthopedic Tin shell (11) is delivered in the setting-out disk (114) of the automatic weighing mechanism.
6. 6. system according to claim 5, it is characterised in that the tin shell feed mechanism includes rotating device and blanking fills Put；The doffer includes the shell disk being connected with the rotating device and the baffle ring being arranged at below the shell disk, described The end face of shell disk and the end face of the baffle ring are respectively equipped with through hole, and the shell disk is rotated under the driving of the rotating device, made Tin shell (11) in the shell disk through hole is delivered to the automatic weighing mechanism by the baffle ring through hole.
7. 7. system according to claim 1, it is characterised in that the automatic clamping and transfer device include cylinder (31) and with The clamping device that cylinder (31) piston rod is fixedly connected, can drive clamping device horizontal horizontal when cylinder (31) piston rod works To back and forth movement, and the clamping device is used to capture tin shell (11) and is discharged after being transferred to above high-temperature furnace body.
8. 8. system according to claim 7, it is characterised in that the clamping device includes pneumatic clamper (32) and is connected to pneumatic clamper (32) the gripping block (34) of lower end, the gripping block (34) is two and is symmetrically arranged in pneumatic clamper (32) lower end.
9. 9. system according to claim 1, it is characterised in that the high temperature furnace replaces mechanism, the U automatically including U-tube Shape pipe replaces mechanism automatically to be included being provided with the burner hearth seat (43) of U-tube (42), turntable (48), lifting body (45) and rotation Mechanism (46), the lifting body (45) drive the burner hearth seat (43) move up and down make the U-tube (42) be tightly connected or Depart from upper furnace body (41), and rotated mechanism (46) driving disc (48) rotation is realized and replaces the U-tube (42) automatically.
10. 10. system according to claim 9, it is characterised in that the U-tube replace automatically mechanism further include U-clamp (47), Positioning plate (44) and straight line slide unit (49), the burner hearth seat (43) are positioned in the opening of the U-clamp (47), the positioning Plate (44) is fixedly connected with the bottom of the U-clamp (47), and the lifting body (45) is fixedly connected with the positioning plate (44), The lifting body (45) is connected with straight line slide unit (49) horizontal cross.