CN201330245Y - Control system for metering coke addition and powder discharge of molded coal continuous gasification fixed bed - Google Patents

Control system for metering coke addition and powder discharge of molded coal continuous gasification fixed bed Download PDF

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Publication number
CN201330245Y
CN201330245Y CNU2009201363581U CN200920136358U CN201330245Y CN 201330245 Y CN201330245 Y CN 201330245Y CN U2009201363581 U CNU2009201363581 U CN U2009201363581U CN 200920136358 U CN200920136358 U CN 200920136358U CN 201330245 Y CN201330245 Y CN 201330245Y
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China
Prior art keywords
weighing
feeding machine
feed bin
following
powder
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Expired - Fee Related
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CNU2009201363581U
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Chinese (zh)
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李志宇
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency

Abstract

The utility model relates to a control system for metering coke addition and powder discharge of molded coal continuous gasification fixed bed, composed of a large bunker, a decompression chute, a powder-discharging chute and a material-feeding chute, the lower of the large bunker is also provided with an upper feeder, a weighting silo, a lower feeder and a weighing bracing frame; the large bunker is arranged on the top of the upper feeder, the lower of the large bunker is connected with the decompression chute, the upper feeder is connected with the decompression chute through a soft connection mode, and an discharging mouth locating below the upper feeder is provided with the weighing silo; a trough is provided with a powder-sieving device, the lower of the weighting silo is connected to the lower feeder through a soft connection mode, the weighting silo is supported on the weighting bracing frame. the utility model is provided with the powder-sieving device, a powder-discharging device and a weighting device, thus it is capable of stopping the powdered coal to entering a gas-making furnace, such that a gas production efficiency and yield is improved, on the other hand, the recovered powdered coal may be reused, which conforms to a cyclic economy and a energy-saving emission reduction national industry policy, and improves the enterprise effectiveness greatly.

Description

The moulded coal continuous gasification fixed bed coke charging powder exhaust metering control system
Technical field:
The utility model relates to a kind of moulded coal continuous gasification fixed bed coke charging powder exhaust metering control system.
Background technology:
The continuous producer of existing coal oxygen enrichment is not because feed coal passes through the operation that screens out of fine coal, enter that existing moulded coal has fine coal again in the old feed coal of body of heater, and fine coal enters producer and can produce serious negative impact to the production of coal gas, have a strong impact on system gas output, can stop up outlet pipe again, produce a large amount of dust and pollute discharging, and, can't carry out accurate measurement between the gas production rate of this body of heater to Gas-making Furnace furnace coal weight and system gas, also just can't find the production technique defective targetedly, and make improvements.
The utility model content:
The purpose of this utility model is to provide a kind of and can accurate measurement advances stove coal amount and can effectively eliminate fixed bed moulded coal oxygen enrichment that fine coal enters body of heater and make gas continuously and add burnt powder exhaust metering control system.
The technical solution of the utility model is as follows: it is made of big material bin, decompression elephant trunk, row's powder elephant trunk and emission of baiting chute, it is characterized in that: also be provided with feeding machine, the feed bin of weighing, following feeding machine, the bracing frame of weighing below the big material bin; Big material bin is positioned at the top of feeding machine, and the below of big material bin is connected with the decompression elephant trunk, and last feeding machine is connected by the mode that is flexible coupling with the decompression elephant trunk, and the discharge port place below last feeding machine is provided with the feed bin of weighing; Last feeding machine is made of rear shock absorber, electromagnetic vibrator, preceding vibroshock, hopper; Be provided with sieve powder device in hopper, be connected with following feeding machine by the mode that is flexible coupling below the feed bin of weighing, following feeding machine is made of following vibroshock, following electromagnetic vibrator, following feeding trough, and the feed bin of weighing is supported on the bracing frame of weighing.
The utility model is provided with sieve powder, row's powder, weighing device, can stop fine coal substantially enters in the Gas-making Furnace, thereby gas production efficient and output have been improved, on the other hand, again collected fine coal again can cycling and reutilization, meet recycling economy, the national industrial policies of energy-saving and emission-reduction have greatly improved the benefit of enterprise.
Description of drawings:
Fig. 1 is the one-piece construction synoptic diagram of a kind of embodiment of the utility model.
Fig. 2 is the one-piece construction synoptic diagram of the another kind of embodiment of the utility model.
Fig. 3 is the structural representation of the utility model sieve powder device, and wherein (a) is main TV structure synoptic diagram, (b) is the plan structure synoptic diagram, (c) is right TV structure synoptic diagram.
Label declaration: weigh feed bin, 6 feed bin sway braces, 7 times feeding machine fixed supports, 8 times feeding machines, 9 weigh vibroshocks before bracing frame, 10 times vibroshocks, 11 times electromagnetic vibrators, 12 times feeding troughs, the 13 decompression elephant trunks, 14,15 hoppers, 16 grating lower supports, 17 gratings, 18 row's powder elephant trunks, 19 horizontal frames, 20 vertical support bars, 21 emission of baiting chute, 22 little distributors, 23 big distributors, 24 slide valves of feeding machine, 3 rear shock absorbers, 4 electromagnetic vibrators, 5 on 1 big material bin, 2.
Embodiment:
As shown in Figure 1, the utility model has been set up feeding machine 2, row's powder elephant trunk 18, the feed bin 5 of weighing, following feeding machine 8, the bracing frame 9 of weighing for 1 time at existing big material bin;
(a) big material bin is positioned at the top of feeding machine, and the below of big material bin is connected with decompression elephant trunk 13, and last feeding machine is connected by the mode that is flexible coupling with the decompression elephant trunk;
(b) going up feeding machine is made of rear shock absorber, electromagnetic vibrator, preceding vibroshock, hopper; Rear shock absorber 3 is located on the electromagnetic vibrator 4, and electromagnetic vibrator is connected with hopper 15, and preceding vibroshock 14 is connected with hopper;
(c) side in hopper is provided with sieve powder device, is connected with row's powder elephant trunk 18 by the mode that is flexible coupling below sieve powder device, is connected with the feed bin 5 of weighing by the mode that is flexible coupling below hopper opposite side discharge port;
(d) sieve powder device is made of grating lower support 16 and the grating that is fixed on grating 17 lower supports, the transverse section of described grating is up big and down small to fall trapezoidal or upside-down triangle shape, grating divides two sections vertically to distribute along the below of big material bin to the direction of the feed bin top of weighing, leading portion is slightly high than back segment, and the grating width changes from small to big along above-mentioned direction and is trapezoidal; The grating gap becomes 12mm from 8mm in two sections in front and back.This trapezoid grating structure lump coal passes through easily, is not easy to result in blockage.
(e) the feed bin top of weighing is that square, bottom is the inclined to one side cone-shaped body or the taper bodily form, is provided with feed bin sway brace 6 in the upper outside of the feed bin projected square part of weighing;
(f) bracing frame of weighing is made of vertical support bar that is supported in ground and the horizontal frame 19 that is fixed in vertical support bar 20 upper ends;
(g) the feed bin sway brace is supported on the horizontal frame of the bracing frame of weighing;
(h) between part feed bin sway brace and horizontal frame, be provided with LOAD CELLS, below part feed bin sway brace, be provided with the lifting push rod, be used for, so that safeguard that more emat sensor is used with feed bin jack-up;
When weighing, feeding machine was supported on the transmitter by the feed bin sway brace under the feed bin of weighing reached, and sway brace and elevating lever break away from; And when safeguarding, transmitter and sway brace break away from, and sway brace is connected with elevating lever;
(i) below the inclined to one side cone-shaped body of the feed bin of weighing or the taper bodily form, be connected with following feeding trough 12 opening for feeds of following feeding machine 8 by the mode that is flexible coupling, following feeding machine is by vibroshock 10, following electromagnetic vibrator 11, following feeding trough 12 constitute down, following vibroshock is located at down on the electromagnetic vibrator, following electromagnetic vibrator is connected with following feeding trough, and following feeding trough is horizontal positioned or slightly tilts 0-10 °; The discharge port of the following feeding trough of following feeding machine is connected with emission of baiting chute 21 by the mode that is flexible coupling.
(j) be provided with the following feeding machine fixed support made from channel-section steel 7 in the outside, bottom of the feed bin projected square part of weighing; Following feeding machine fixed support is positioned at the below of horizontal frame, and does not contact with the bracing frame of weighing; The discharge end of following vibroshock and following feeding trough hangs on down on the feeding machine fixed support 7 by hook respectively.
Perhaps (k) is provided with slide valve 24 between feed bin and the following feeding machine weighing, and slide valve adopts the mode that is flexible coupling to be connected with following feeding machine hopper; The discharge end of following vibroshock and following feeding trough hangs on the bracing frame of weighing by hook respectively.
As shown in Figure 1, constitute embodiment one of the present utility model by the technical characterictic of above-mentioned (a) to (j), following feeding machine participates in weighing.As shown in Figure 2, by above-mentioned (a) technical characterictic to (i), add the technical characterictic of (k), constitute embodiment two of the present utility model, following feeding machine does not participate in weighing.
The working process of the utility model system embodiment one is as follows: after fine coal enters from big material bin, by decompression elephant trunk 13, the sieve powder device of the supreme feeding machine of blanking, through the powder device screening of sieving, screened out and separated less than the coal dust of grating gap size from row's powder elephant trunk, under the control of PLC (programmable logic controller) Controlling System, lump coal up to specification is under the effect of last feeding machine, give gradually from the leading portion grating and to expect the back segment grating, discharge port through last feeding machine falls into the feed bin of weighing then, after lump coal reaches set(ting)value, the PLC Controlling System stops to go up the feed of feeding machine to the feed bin of weighing, and carries out the static weighing metering, and metering back PLC Controlling System control feeding machine down starts, lump coal is called oneself the heavy burder storehouse, following feeding machine enters little distributor 22 via the blanking chute, by big distributor 23 the lump coal raw material is dropped in the Gas-making Furnace at last.
The working process of the utility model system embodiment two is as follows: earlier slide valve 24 cuts out before feed, following feeding machine quits work.After fine coal enters from big material bin, by decompression elephant trunk 13, the sieve powder device of the supreme feeding machine of blanking, through the powder device screening of sieving, screened out and separated less than the coal dust of grating gap size from row's powder elephant trunk, under the control of PLC (programmable logic controller) Controlling System, lump coal up to specification is under the effect of last feeding machine, give gradually from the leading portion grating and to expect the back segment grating, discharge port through last feeding machine falls into the feed bin of weighing then, after lump coal reached set(ting)value, last feeding machine stopped feed work, and carried out static weighing.Open slide valve 24 then, following feeding machine start work.After the material in the feed bin of weighing falls into down in the feeding machine all, close slide valve 24, last feeding machine start work, big material bin begins charging, carries out the work that goes round and begins again of second leg.

Claims (7)

1, a kind of moulded coal continuous gasification fixed bed coke charging powder exhaust metering control system, it is made of big material bin, decompression elephant trunk, row's powder elephant trunk and emission of baiting chute, it is characterized in that: also be provided with feeding machine, the feed bin of weighing, following feeding machine, the bracing frame of weighing below the big material bin; Big material bin is positioned at the top of feeding machine, and the below of big material bin is connected with the decompression elephant trunk, and last feeding machine is connected by the mode that is flexible coupling with the decompression elephant trunk, and the discharge port place below last feeding machine is provided with the feed bin of weighing; Last feeding machine is made of rear shock absorber, electromagnetic vibrator, preceding vibroshock, hopper; Be provided with sieve powder device in hopper, be connected with following feeding machine by the mode that is flexible coupling below the feed bin of weighing, following feeding machine is made of following vibroshock, following electromagnetic vibrator, following feeding trough, and the feed bin of weighing is supported on the bracing frame of weighing.
2, moulded coal continuous gasification fixed bed coke charging powder exhaust metering control system according to claim 1 is characterized in that:
(a) described rear shock absorber is located on the electromagnetic vibrator, and electromagnetic vibrator is connected with hopper, and preceding vibroshock is connected with hopper;
(b) side in hopper is provided with sieve powder device, is connected with row's powder elephant trunk by the mode that is flexible coupling below sieve powder device, is connected with the feed bin of weighing by the mode that is flexible coupling below hopper opposite side discharge port;
(c) described vibroshock down is located at down on the electromagnetic vibrator, and following electromagnetic vibrator is connected with following feeding trough, and following feeding trough is horizontal positioned or slightly tilts 0-10 °.
3, moulded coal continuous gasification fixed bed coke charging powder exhaust metering control system according to claim 2, it is characterized in that: described sieve powder device is made of grating lower support and the grating that is fixed on the grating lower support, the transverse section of described grating is up big and down small to fall trapezoidal or upside-down triangle shape, grating divides two sections vertically to distribute along the below of big material bin to the direction of the feed bin top of weighing, leading portion is slightly high than back segment, and grating changes from small to big along above-mentioned direction and is trapezoidal.
4, moulded coal continuous gasification fixed bed coke charging powder exhaust metering control system according to claim 3, it is characterized in that: the feed bin top of weighing is that square, bottom is inclined to one side cone-shaped body or cone-shaped body, is provided with the feed bin sway brace in the upper outside of the feed bin projected square part of weighing.
5, moulded coal continuous gasification fixed bed coke charging powder exhaust metering control system according to claim 4 is characterized in that: the bracing frame of weighing is made of vertical support bar that is supported in ground and the horizontal frame that is fixed in vertical post upper; The feed bin sway brace is supported on the horizontal frame of the bracing frame of weighing, between part feed bin sway brace and horizontal frame, be provided with LOAD CELLS, below part feed bin sway brace, be provided with the lifting push rod, below the inclined to one side cone-shaped body of the feed bin of weighing or the taper bodily form, be connected with the opening for feed of the following feeding trough of following feeding machine by the mode that is flexible coupling.
6, moulded coal continuous gasification fixed bed coke charging powder exhaust metering control system according to claim 5 is characterized in that: the outside, bottom in the feed bin projected square part of weighing is provided with the following feeding machine fixed support made from channel-section steel; Following feeding machine fixed support is positioned at the below of horizontal frame, and does not contact with the bracing frame of weighing; The discharge end of following vibroshock and following feeding trough hangs on down on the feeding machine fixed support by hook respectively.
7, moulded coal continuous gasification fixed bed coke charging powder exhaust metering control system according to claim 5 is characterized in that: be provided with slide valve between feed bin and the following feeding machine weighing, slide valve adopts the mode that is flexible coupling to be connected with following feeding machine hopper opening for feed; The discharge end of following vibroshock and following feeding trough hangs on the following feeding machine anchor on the bracing frame of weighing by hook respectively.
CNU2009201363581U 2009-01-16 2009-01-16 Control system for metering coke addition and powder discharge of molded coal continuous gasification fixed bed Expired - Fee Related CN201330245Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2009201363581U CN201330245Y (en) 2009-01-16 2009-01-16 Control system for metering coke addition and powder discharge of molded coal continuous gasification fixed bed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2009201363581U CN201330245Y (en) 2009-01-16 2009-01-16 Control system for metering coke addition and powder discharge of molded coal continuous gasification fixed bed

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101475841B (en) * 2009-01-16 2012-06-27 李志宇 Molded coal continuous gasification fixed bed coke charging powder exhaust metering control system
CN102632538A (en) * 2012-04-24 2012-08-15 贵州博典建材化工科技有限公司 Combined type multifunctional foam slurry core filling method
CN102632541A (en) * 2012-04-24 2012-08-15 贵州博典建材化工科技有限公司 Method for carrying out foam slurry core filling in chemical foaming manner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101475841B (en) * 2009-01-16 2012-06-27 李志宇 Molded coal continuous gasification fixed bed coke charging powder exhaust metering control system
CN102632538A (en) * 2012-04-24 2012-08-15 贵州博典建材化工科技有限公司 Combined type multifunctional foam slurry core filling method
CN102632541A (en) * 2012-04-24 2012-08-15 贵州博典建材化工科技有限公司 Method for carrying out foam slurry core filling in chemical foaming manner

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20091021

Termination date: 20100220