CN104792392A - Bucket-type coal quantity weighing metering device for industrial fire coal chain-grate boiler - Google Patents
Bucket-type coal quantity weighing metering device for industrial fire coal chain-grate boiler Download PDFInfo
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- CN104792392A CN104792392A CN201510066074.XA CN201510066074A CN104792392A CN 104792392 A CN104792392 A CN 104792392A CN 201510066074 A CN201510066074 A CN 201510066074A CN 104792392 A CN104792392 A CN 104792392A
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- coal
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- coal bunker
- weighing
- bucket
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Abstract
The invention discloses a bucket-type coal quantity weighing metering device for an industrial fire coal chain-grate boiler. A coaling bucket is installed in a coal discharging pit. A lifting motor is installed above the coal discharging pit. Vertical guide rails are arranged on the two sides between the coal discharging pit and the lifting motor. Fixed pulleys and upper and lower pulleys are fixedly connected with the two sides of the coaling bucket, the upper and the lower pulleys are embedded in the vertical guide rails and move, and the fixed pulleys and support pulleys are in rigid connection through a pulley support. The lifting motor is fixed on a fixing support and connected with the support pulleys arranged on the coaling bucket through a steel wire rope and drives the coaling bucket to lift. The weighing coal bucket is horizontally installed on the fixing support and provided with a weighing sensor. The weighing sensor is connected with a measuring control cabinet. The bottom of the weighing coal bucket is provided with a gate which is used for discharging the coal, and the bottom of the gate is a boiler coal bucket. The bucket-type coal quantity weighing metering device for the industrial fire coal chain-grate boiler can automatically weigh, meter and discharge the coaling of each bucket, tries not to change the original bucket-type lifting structure and circuit, and is simple in structure and convenient to operate.
Description
Technical field
The invention belongs to a kind of Industrial Weighing measuring apparatus, particularly relate to a kind of industrial coal chain-grate boiler bucket type coal amount Weighing device in coal quantity metering field.
Background technology
Coal consumption amount is the parameters necessary of coal-burning boiler positive balance Efficiency Calculation and comercial operation cost accounting.Traditional coal-burning boiler, the industrial coal chain-grate boiler coal amount Weighing particularly installing coal equipment in bucket type is generally artificial Weighing method.Fireman is push the coal conveyor that fire coal is housed at every turn and is weighed to fire coal by platform scale, then record.Artificial Weighing method can have because of the sense of responsibility (omission is weighed) of the precision of platform scale and fireman and can not continue and easily produce the problems such as error.
Summary of the invention
In order to overcome the deficiency of above-mentioned background technology, the present invention proposes a kind of industrial coal chain-grate boiler bucket type coal amount Weighing device, namely in former bucket type coal equipment basis on transform and increase coal-fired weighing device and coal quantity metering switch board, thus realize coal consumption automatic Weighing and metering that this kind enters coal mode.
The technical solution adopted for the present invention to solve the technical problems is:
The present invention includes and add coal bunker, lift motor, vertical guide rail, fixed support and coal bunker of weighing, unload in coalpit to be equipped with and add coal bunker, unload on the fixed support directly over coalpit and lift motor is installed, the both sides of unloading between coalpit with lift motor are provided with vertically parallel vertical guide rail, the both sides adding coal bunker are all fixedly connected with fixed block, lower sheave and top sheave, lower sheave and top sheave are all embedded in vertical guide rail and move up and down along vertical guide rail, and fixed block and support pulley are rigidly connected by pulley bracket; Lift motor is fixed on fixed support, and lift motor is connected with the support pulley added on coal bunker through wire rope, drives and adds coal bunker lifting; Coal bunker level of weighing is arranged on fixed support, coal bunker of weighing is provided with the LOAD CELLS for measuring weight, and LOAD CELLS connects metering control cabinet, and LOAD CELLS collection weight data in coal bunker of weighing is transferred to metering control cabinet; The weigh bottom of coal bunker is provided with gate for unloading coal, is boiler coal bunker below gate.
Described vertical guide rail top is connected with arc lower guide rail and upper arc-shaped guide rail, and the bottom of upper arc-shaped guide rail connects the top of vertical guide rail, and the top of upper arc-shaped guide rail is to the lateral buckling near coal bunker of weighing; Arc lower guide rail bottom is connected to the side of vertical guide rail top away from coal bunker of weighing, and arc lower rail crown is to the lateral buckling near coal bunker of weighing; The end face of arc lower guide rail and upper arc-shaped guide rail is all closed.
Described lift motor drives and adds coal bunker when rising to vertical guide rail top, and top sheave first enters upper arc-shaped guide rail by vertical guide rail, and lower sheave enters arc lower guide rail by vertical guide rail again, makes to add coal bunker, and the coal charge adding coal bunker is poured out.
Four limits of described coal bunker opening of weighing are the support flange turned over downwards, and each installation LOAD CELLS below the corner of coal bunker opening of weighing, four sensor base are connected with fixed support, directly support coal bunker of weighing by four sensors.
Described gate is fixed on bottom coal bunker of weighing by slide valve, free to rotate.
Described gate connects two cylinders of coal bunker both sides of weighing, and gate is promoted by cylinder, and cylinder connects air compressor machine.
Principle of work of the present invention is as follows: add coal bunker and unloading after coalpit adds coal, is driven add coal bunker and promote by lift motor; After arc-shaped guide rail, add coal bunker and fall coal to coal bunker of weighing.After being finished down coal, metering control cabinet instrument automatic decision weigh coal bunker weigh whether stablize, stablize rear LOAD CELLS automatic Weighing and cumulative weight, after time delay, system is automatically opened gate and is put coal, automatic closed shutter after judging emptying, and weighing-up wave is passed to metering control cabinet carries out measuring, record, after completing, wait for and measuring next time.
The invention has the beneficial effects as follows:
The basis of the present invention's coal equipment in former bucket type transformed and increases coal-fired weighing device and coal quantity metering switch board, thus achieving coal consumption automatic Weighing and the metering that the present invention enters coal mode.
The present invention both automatic continuously can carry out Weighing, solved the problems such as the error in dipping that artificial Weighing brings, and also can reduce the work burden of fireman simultaneously.
Energy automatic Weighing of the present invention often struggles against into coal and automatic gauge, automatically puts coal.Can accomplish not change original bucket lifting structure and circuit, structure is simple, easy to operate as far as possible.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 adds coal bunker side schematic view.
In figure: 1, unload coalpit; 2, coal bunker is added; 3, lower sheave; 4, top sheave; 5, fixed block; 6, support pulley; 7, vertical guide rail; 8, wire rope; 9, boiler coal bunker; 10, gate: 11, cylinder; 12, to weigh coal bunker; 13, LOAD CELLS; 14, flange is supported; 15, fixed support; 16, upper arc-shaped guide rail; 17, arc lower guide rail; 18, lift motor; 19, metering control cabinet; 20, air compressor machine; 21, pulley bracket.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, the present invention includes and add coal bunker 2, lift motor 18, vertical guide rail 7, fixed support 15 and coal bunker 12 of weighing, unload in coalpit 1 to be equipped with and add coal bunker 2, the fixed support 15 unloaded directly over coalpit 1 is provided with lift motor 18, the both sides of unloading between coalpit 1 with lift motor 18 are provided with vertically parallel vertical guide rail 7, as shown in Figure 2, the both sides adding coal bunker 2 are all fixedly connected with fixed block 5, lower sheave 3 and top sheave 4, lower sheave 3 and top sheave 4 are all embedded in vertical guide rail 7 and move up and down along vertical guide rail 7, the spacing of lower sheave 3 and top sheave 4 is fixed, fixed block 5 and support pulley 6 are rigidly connected by pulley bracket 21, pulley bracket 21 with to add coal bunker 2 hinged by fixed block 5, can be made to add coal bunker 2 and freely rotate around fixed block 5, lift motor 18 is fixed on fixed support 15, and lift motor 18 is connected with the support pulley 6 added on coal bunker 2 through wire rope 8, and drive adds coal bunker 2 and is elevated, coal bunker 12 level of weighing is arranged on fixed support 15, coal bunker 12 of weighing is positioned at and unloads above coalpit 1, to weigh the LOAD CELLS 13 coal bunker 12 is provided with for measuring weight, LOAD CELLS 13 connects metering control cabinet 19, LOAD CELLS 13 collection weight data in coal bunker 12 of weighing is transferred to metering control cabinet 19, carry out measuring, record, and measurement numerical value is converted to variety classes signal and exports, the weigh bottom of coal bunker 12 is provided with gate 10 for unloading coal, is boiler coal bunker 9 below gate 10.
As shown in Figure 1, vertical guide rail 7 top is connected with arc lower guide rail 17 and upper arc-shaped guide rail 16, and the bottom of upper arc-shaped guide rail 16 connects the top of vertical guide rail 7, and the top of upper arc-shaped guide rail 16 is to the lateral buckling near coal bunker 12 of weighing; Arc lower guide rail 17 bottom is connected to the side of vertical guide rail 7 top away from coal bunker 12 of weighing, and arc lower guide rail 17 top is to the lateral buckling near coal bunker 12 of weighing; The end face of arc lower guide rail 17 and upper arc-shaped guide rail 16 is all closed.
As shown in Figure 1, lift motor 18 drives and adds coal bunker 2 when rising to vertical guide rail 7 top, and top sheave 4 first enters upper arc-shaped guide rail 16 by vertical guide rail 7, and lower sheave 3 enters arc lower guide rail 17 by vertical guide rail 7 again, make to add coal bunker 2 to tilt, the coal charge adding coal bunker 2 is poured out.
Weigh four limits of coal bunker 12 opening are the support flange 14 turned over downwards, and below the corner of coal bunker 12 opening of weighing, each installation bottom a LOAD CELLS 13, four sensors 13 is connected with fixed support 15, directly supports coal bunker 12 of weighing by four sensors 13.
Gate 10 is fixed on bottom coal bunker 12 of weighing by slide valve, free to rotate.
As shown in Figure 1, gate 10 connects two cylinders 11 of coal bunker 12 both sides of weighing, and gate 10 is promoted by cylinder 11, and cylinder 11 connects air compressor machine 20.
The basis of the present invention's coal equipment in former bucket type is transformed and increases coal-fired weighing device and coal quantity metering switch board, namely vertical guide rail is increased, the space added between the coal bunker mouth of falling coal and boiler coal bunker after lifting is vacated, installs coal-fired weighing device and metering control cabinet additional.
Coal bunker 12 of weighing of the present invention is supported by horizontal fixed support, but there is no direct contact, but the support flange that coal bunker oral area four limit of weighing is designed to turn over downwards, and respectively a LOAD CELLS is installed below support flange corner, directly support coal bunker of weighing by four sensors, and automatically weigh.
The gate 10 of unloading coal is installed bottom coal bunker of weighing of the present invention, gate is fixed on by slide valve coal bunker both sides of weighing, free to rotate, the unlatching of gate or close by the topworks of two cylinders of coal bunker both sides of weighing---piston rod promotes to realize, and the source of the gas of cylinder is provided by air compressor machine.
LOAD CELLS will claim the Signal transmissions of coal to metering control cabinet, carries out measuring, record, and measurement numerical value is converted to variety classes signal and export.
The implementation process of apparatus of the present invention is as follows, is divided into coal, coal, weighs, unloads coal and measure five parts:
Coal.Coal in coal bunker 2 is added in coalpit 1 to being placed on to unload.
Coal.Open the button of falling coal, be placed on the lift motor 18 scrolling wire rope 8 above fixed support 15; Wire rope 8 is connected with the support pulley 6 added on coal bunker 2, and is with moving pulley bracket 21 to promote, and then drives and add coal bunker 2 and rise; Meanwhile, the lower sheave 3 and the top sheave 4 that add coal bunker 2 both sides are up along both sides vertical guide rail 7 respectively; The fixed block 5 adding coal bunker 2 both sides is by pulley bracket 21 and add coal bunker 2 and fix, and can make to add coal bunker 2 and freely rotate along fixed block 5;
When adding coal bunker 2 and being thus lifted to arc lower guide rail 17, lower sheave 3 enters arc lower guide rail 17, and top sheave 4 enters arc-shaped guide rail 16; Wire rope 8 continues derrick block support 21, adds coal bunker 2 and is thus lifted to above coal bunker 12 of weighing, and meanwhile, due to the effect of arc-shaped guide rail, the mouth of falling coal and the coal bunker 12 of weighing that add coal bunker 2 form certain inclination angle, finally make coal pour into and weigh in coal bunker 12, complete down coal.
Weigh.After being finished down coal, whether metering control cabinet 19 automatic decision coal bunker 12 of weighing weighs and stablizes, and is automatically weighed, complete weighing process after stable by weigh coal bunker 12 and LOAD CELLS 13.Coal bunker 12 of weighing is supported by horizontal fixed support 15, but there is no direct contact, but the support flange 14 that coal bunker 12 oral area four limit of weighing is designed to turn over downwards, and respectively a LOAD CELLS 13 is installed below support flange 14 4 jiaos, directly support coal bunker 12 of weighing by four sensors 13.
Unload coal.After having weighed, metering control cabinet 19 has automatically been opened gate 10 and has been unloaded coal, the coal bunker 12 whether emptying and automatic decision is weighed, and to judge after emptying closed shutter 10 automatically.Weigh bottom coal bunker 12 and the gate 10 of unloading coal is installed, gate 10 is fixed on by slide valve coal bunker 12 both sides of weighing, free to rotate, the unlatching of gate 10 or closedown are by the topworks of two cylinders 11 of coal bunker 12 both sides of weighing---piston rod promotes to realize, and the source of the gas of cylinder 11 is provided by air compressor machine 20.
Metering.LOAD CELLS 13 will claim the Signal transmissions of coal to metering control cabinet 19, carries out measuring, record, and measurement numerical value is converted to variety classes signal and export, and completes coal consumption metering.
Present invention improves over vertical guide rail, the space added between the coal bunker mouth of falling coal and boiler coal bunker after lifting is vacated, installs coal-fired weighing device and metering control cabinet additional, achieve coal consumption automatic Weighing and metering that this kind enters coal mode.
Above-mentioned embodiment is used for explaining and the present invention is described, instead of limits the invention, and in the protection domain of spirit of the present invention and claim, any amendment make the present invention and change, all fall into protection scope of the present invention.
Claims (6)
1. an industrial coal chain-grate boiler bucket type coal amount Weighing device, it is characterized in that: comprise and add coal bunker (2), lift motor (18), vertical guide rail (7), fixed support (15) and coal bunker of weighing (12), unload in coalpit (1) to be equipped with and add coal bunker (2), unload on the fixed support (15) directly over coalpit (1) and lift motor (18) is installed, the both sides of unloading between coalpit (1) with lift motor (18) are provided with vertically parallel vertical guide rail (7), the both sides adding coal bunker (2) are all fixedly connected with fixed block (5), lower sheave (3) and top sheave (4), lower sheave (3) and top sheave (4) are all embedded in vertical guide rail (7) and move up and down along vertical guide rail (7), fixed block (5) and support pulley (6) are rigidly connected by pulley bracket (21), lift motor (18) is fixed on fixed support (15), and lift motor (18) is connected with the support pulley (6) added on coal bunker (2) through wire rope (8), drives and adds coal bunker (2) lifting, coal bunker (12) level of weighing is arranged on fixed support (15), to weigh the LOAD CELLS (13) coal bunker (12) is provided with for measuring weight, LOAD CELLS (13) connects metering control cabinet (19), and LOAD CELLS (13) gathers coal bunker (12) interior weight data of weighing and is transferred to metering control cabinet (19), the weigh bottom of coal bunker (12) is provided with gate (10) for unloading coal, and gate (10) below is boiler coal bunker (9).
2. a kind of industrial coal chain-grate boiler bucket type coal amount Weighing device according to claim 1, it is characterized in that: described vertical guide rail (7) top is connected with arc lower guide rail (17) and upper arc-shaped guide rail (16), the bottom of upper arc-shaped guide rail (16) connects the top of vertical guide rail (7), and the top of upper arc-shaped guide rail (16) is to the lateral buckling near coal bunker (12) of weighing; Arc lower guide rail (17) bottom is connected to the side of vertical guide rail (7) top away from coal bunker of weighing (12), and arc lower guide rail (17) top is to the lateral buckling near coal bunker (12) of weighing; The end face of arc lower guide rail (17) and upper arc-shaped guide rail (16) is all closed.
3. a kind of industrial coal chain-grate boiler bucket type coal amount Weighing device according to claim 2, it is characterized in that: described lift motor (18) drives and adds coal bunker (2) when rising to vertical guide rail (7) top, top sheave (4) first enters upper arc-shaped guide rail (16) by vertical guide rail (7), lower sheave (3) enters arc lower guide rail (17) by vertical guide rail (7) again, make to add coal bunker (2), the coal charge adding coal bunker (2) is poured out.
4. a kind of industrial coal chain-grate boiler bucket type coal amount Weighing device according to claim 1, it is characterized in that: four limits of described coal bunker of weighing (12) opening are the support flange (14) turned over downwards, weigh coal bunker (12) opening corner below each a LOAD CELLS (13) is installed, four sensor (13) bottoms are connected with fixed support (15), directly support coal bunker (12) of weighing by four sensors (13).
5. a kind of industrial coal chain-grate boiler bucket type coal amount Weighing device according to claim 1, is characterized in that: described gate (10) is fixed on coal bunker of weighing (12) bottom by slide valve, free to rotate.
6. a kind of industrial coal chain-grate boiler bucket type coal amount Weighing device according to claim 1, it is characterized in that: described gate (10) connects two cylinders (11) of coal bunker (12) both sides of weighing, gate (10) is promoted by cylinder (11), and cylinder (11) connects air compressor machine (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510066074.XA CN104792392A (en) | 2015-02-09 | 2015-02-09 | Bucket-type coal quantity weighing metering device for industrial fire coal chain-grate boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510066074.XA CN104792392A (en) | 2015-02-09 | 2015-02-09 | Bucket-type coal quantity weighing metering device for industrial fire coal chain-grate boiler |
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| Publication Number | Publication Date |
|---|---|
| CN104792392A true CN104792392A (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510066074.XA Pending CN104792392A (en) | 2015-02-09 | 2015-02-09 | Bucket-type coal quantity weighing metering device for industrial fire coal chain-grate boiler |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108285113A (en) * | 2018-03-19 | 2018-07-17 | 江苏景泽环保科技有限公司 | A kind of Novel hoisting bucket-tipping device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040094335A1 (en) * | 2002-11-14 | 2004-05-20 | Ishida Co., Ltd | Combinational weighing device |
| CN1621786A (en) * | 2003-11-26 | 2005-06-01 | 株式会社石田 | Measuring device |
| CN201066128Y (en) * | 2007-06-18 | 2008-05-28 | 张宝洲 | Boiler coal feeding mechanism |
| CN204085650U (en) * | 2014-03-10 | 2015-01-07 | 杭州齐曼节能环保技术有限公司 | A kind of coal-fired charging and measuring apparatus |
| CN204535827U (en) * | 2015-02-09 | 2015-08-05 | 杭州市特种设备检测研究院 | A kind of industrial coal chain-grate boiler bucket type coal amount Weighing device |
-
2015
- 2015-02-09 CN CN201510066074.XA patent/CN104792392A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040094335A1 (en) * | 2002-11-14 | 2004-05-20 | Ishida Co., Ltd | Combinational weighing device |
| CN1621786A (en) * | 2003-11-26 | 2005-06-01 | 株式会社石田 | Measuring device |
| CN201066128Y (en) * | 2007-06-18 | 2008-05-28 | 张宝洲 | Boiler coal feeding mechanism |
| CN204085650U (en) * | 2014-03-10 | 2015-01-07 | 杭州齐曼节能环保技术有限公司 | A kind of coal-fired charging and measuring apparatus |
| CN204535827U (en) * | 2015-02-09 | 2015-08-05 | 杭州市特种设备检测研究院 | A kind of industrial coal chain-grate boiler bucket type coal amount Weighing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108285113A (en) * | 2018-03-19 | 2018-07-17 | 江苏景泽环保科技有限公司 | A kind of Novel hoisting bucket-tipping device |
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Application publication date: 20150722 |
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