CN201505566U - Pebble coal discharging device for coal mill - Google Patents
Pebble coal discharging device for coal mill Download PDFInfo
- Publication number
- CN201505566U CN201505566U CN2009202363555U CN200920236355U CN201505566U CN 201505566 U CN201505566 U CN 201505566U CN 2009202363555 U CN2009202363555 U CN 2009202363555U CN 200920236355 U CN200920236355 U CN 200920236355U CN 201505566 U CN201505566 U CN 201505566U
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- China
- Prior art keywords
- coal
- transport box
- mobile platform
- conveyance conduit
- tapping equipment
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- Expired - Fee Related
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Abstract
The utility model relates to a pebble coal discharging device for a coal mill, which comprises a conveying pipeline, a transporting box and a mobile platform. The top of the conveying pipeline obliquely arranged is fixedly connected with a discharge hole of the coal mill. The bottom of the conveying pipeline is connected with a bracket. The bracket is provided with a driving part connected with a movable sealing cover. A flexible extension tube is connected between the movable sealing cover and the conveying pipeline. The bottom surface of the movable sealing cover is provided with a sealing plate matched with a feed inlet of the transporting box. The conveying pipeline is at least provided with more than two gate valves. The top of the transporting box is provided with a flange feed inlet, while the bottom thereof is provided with a movable material plate. The inside of the transporting box is provided with a position sensor for detecting a material level, or the mobile platform is connected with an electronic scale for weighing the transporting box. The utility model does not influence the original working state of the coal mill, improves the work environment of pebble coal discharge, obviously improves aspects of the site work environment, the equipment and instrument maintenance and the like, has convenient operation, can greatly reduce the labor intensity of the workers, and solves the problem of leakage of the pebble coal.
Description
Technical field
The utility model relates to a kind of coal pulverizer stone coal tapping equipment, belongs to coal pulverizer stone coal draining technology field.
Background technology
In thermal power generation corporations, medium-speed pulverizer is widely used in more than 300,000 kilowatts in the generating set, and the stone coal discharge technology of medium-speed pulverizer has become coal pulverizer regular maintenance major tasks content to a great extent.Traditional stone coal discharging modes still adopt direct open discharge mostly, this causes on-the-spot dust from flying, cause on-the-spot dust from flying, field apparatus and working environment there is serious harm, endanger the healthy of field personnel simultaneously, the mill chamber thermal air pressure runs off simultaneously, has changed the normal operating condition of equipment.Though also have by the stone coal is delivered to the rotation station of setting by transfer pipeline, be the scratch pad secondary emission, be discharged in the transport box second and still can't thoroughly address the leakage concern, simultaneously, this transhipment work is loaded down with trivial details, has increased labor cost.
Summary of the invention
The purpose of this utility model provides a kind of original duty of coal pulverizer, easy to operate that do not influence, the coal pulverizer stone coal tapping equipment that can address the leakage concern.
The utility model is that the technical scheme that achieves the above object is: a kind of coal pulverizer stone coal tapping equipment, it is characterized in that: comprise conveyance conduit, transport box and the mobile platform that is used to place transport box, fixedly connected with the discharging opening of coal pulverizer in the described conveyance conduit top that is obliquely installed, the conveyance conduit bottom is connected with support, the actuator that is connected with the activity capping is installed on the support, and be connected with flexible telescopic tube between activity capping and the conveyance conduit, the bottom surface of activity capping has the sealing plate that matches with the transport box charging aperture, and the slide valve that has metering hole more than two is installed on the conveyance conduit at least; Described transport box top is provided with the flange charging aperture, the bottom has movable flitch, and the position sensor that is used to detect material level is installed in the transport box, or mobile platform and the electronic scale that is used for the weighing transport box join.
The utility model adopts technique scheme to have the following advantages: 1, stone coal of the present utility model since directly from coal pulverizer in conveyance conduit is disposed to transport box, the flange charging aperture in the loading on the transport box and the discharging opening of conveyance conduit are by a moveable capping sealing, therefore the stone coal is in a sealing discharge process fully, thereby does not influence the ordinary production of coal pulverizer.2, the utility model is provided with position sensor in transport box, or join at mobile platform and the electronic scale that is used for the weighing transport box, realize the material level warning by position sensor or electronic scale, effectively prevention causes the coal pulverizer phenomenon of " flooding mill " because of the stone coal can not in time discharge, and can realize that automation controls.3, the utility model adopts tilting conveyance conduit, and the stone coal is noresidue coal ash accumulation in the conveyance conduit in discharge process, stops also can make things convenient for the labor cleaning behind the mill at coal pulverizer.4, the slide valve of the utility model more than being provided with on two on the discharge tube, slide valve adopts the metering hole structure, the slide valve that has metering hole on the one hand can solve the problem that gets stuck, and can control the valve plate action of each slide valve on the other hand again respectively, thoroughly solves the problem that the stone coal leaks.5, the utility model is simple and reasonable, transformation process is simple, on-the-spot installation period is short, can save water, the electric energy consumption of auxiliary equipment, improve stone coal discharging working environment, since aspects such as work on the spot environment, the maintenance of equipment instrument be improved significantly, and easy to operate, can reduce labor strength significantly.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is the structural representation of the utility model coal pulverizer stone coal tapping equipment.
Wherein: 1-coal pulverizer, 2-conveyance conduit, 3-slide valve, 4-support, 5-actuator, 6-flexible telescopic tube, 7-connecting rod, 8-activity capping, 9-transport box, 9-1-movable flitch, 9-2-flange charging aperture, 10-mobile platform, 11-guide rail, 12-promotion cylinder, 13-basis, 14-position sensor, 15-sealing plate, 16-electronic scale, 17-alarm.
The specific embodiment
See Fig. 1, shown in 2, coal pulverizer stone coal tapping equipment of the present utility model, comprise conveyance conduit 2, transport box 9 and the mobile platform 10 that is used to place transport box 9, conveyance conduit 2 of the present utility model is obliquely installed, the inclination angle of conveyance conduit 2 and vertical guide is at 30 °～60 °, fixedly connected with the discharging opening of coal pulverizer 1 in conveyance conduit 2 tops, conveyance conduit 2 bottoms are connected with support 4, the actuator 5 that is connected with activity capping 8 is installed on the support 4, activity capping 8 bottoms have the sealing plate 15 that matches with transport box 9 charging apertures, these actuator 5 bottoms connect a horizontal connecting rod 7 at least, the two ends of connecting rod 7 are connected with Connection Block in the activity capping 8 respectively, this actuator 5 has been adopted cylinder, oil cylinder or screw mandrel are fitted in the sealing plate 15 of activity capping 8 the flange charging aperture 9-2 place of transport box 9 reliably by actuator 5.See shown in Figure 1ly, the utility model is connected with flexible telescopic tube 6 between activity capping 8 and conveyance conduit 2, in activity capping 8 folding processes, keeps the stone coal to drain in the transport box 9 from conveyance conduit 2.See shown in Figure 1, the utility model is sealed and installed with plural slide valve 3 with metering hole at least on conveyance conduit 2, and the valve plate 32 on the slide valve 3 is inserted between two valve seats 31, and the control end of valve plate 32 is connected with cylinder, can be by the action of cylinder control valve plate 32.
See shown in Figure 1, transport box of the present utility model 9 tops are provided with flange charging aperture 9-2, the bottom has movable flitch 9-1, this activity flitch 9-1 one side can be hinged on the bottom of transport box 9, open movable flitch 9-1 and get final product discharging, the bottom surface of this activity flitch 9-1 also is fixed with backbar, make things convenient for forklift that transport box 9 is placed, the utility model is equipped with the position sensor 14 that is used to detect material level in transport box 9, when the material level piling height of stone coal in transport box 9 arrives alert locations, this position sensor 14 moves, and signal is reached circuit external output by alarm 17 warnings.Also can or as shown in Figure 1, the utility model mobile platform 10 joins with the electronic scale 16 that is used for the weighing transport box, electronic scale is installed on the mobile platform 10, electronic scale 16 can also be installed in the basis 13 that is used to support mobile platform 10, accurately measure the weight of the stone coal in the transport box 9 by electronic scale 16, thereby judge the height of material level, when weight signal reaches to warning, reach the circuit external output alarm, the utility model can adopt on the spot alarm condition, remote alarms state or report to the police simultaneously with long-range on the spot, closes with control slide valve 3.
The mobile platform 10 that the utility model is used to place transport box 9 can be installed on the guide rail 11 and can move along guide rail 11, this guide rail 11 can adopt segmental structure to be arranged in the basis 13, wherein one section guide rail is positioned at the top of electronic scale, when mobile platform 10 is positioned at electronic scale 16 places, can be heavy to the stone coal meter in the transport box on the mobile platform 10 9, also be equipped with on the mobile platform 10 and promote cylinder 12, promote on the opposite side holder of cylinder 12, promote cylinder 12 promotion mobile platforms 10 and move along guide rail 11.
In the utility model when work,, activity capping 8 is fitted in the flange charging aperture 9-2 place of transport box 9 with sealing plate 15 under the effect of actuator 5, open all slide valves 3, and the stone coal is finally fallen in the transport box 9 along the metering hole that pipeline passes through slide valve 3; When the piling height arrival material level alert locations of stone coal, position sensor 14 or electronic scale 16 output signals are reported to the police, and close slide valve 3, enter next and topple over flow process, realize hermetically sealed discharging flow process.
Claims (7)
1. coal pulverizer stone coal tapping equipment, it is characterized in that: comprise conveyance conduit, transport box and be used to place the mobile platform of transport box, fixedly connected with the discharging opening of coal pulverizer in the described conveyance conduit top that is obliquely installed, the conveyance conduit bottom is connected with support, the actuator that is connected with the activity capping is installed on the support, and be connected with flexible telescopic tube between activity capping and the conveyance conduit, the bottom surface of activity capping has the sealing plate that matches with the transport box charging aperture, and the slide valve that has metering hole more than two is installed on the conveyance conduit at least; Described transport box top is provided with the flange charging aperture, the bottom has movable flitch, and the position sensor that is used to detect material level is installed in the transport box, or mobile platform and the electronic scale that is used for the weighing transport box join.
2. coal pulverizer stone coal tapping equipment according to claim 1 is characterized in that: described actuator bottom connects a connecting rod at least, and the two ends of connecting rod are connected with Connection Block in the activity capping respectively.
3. coal pulverizer stone coal tapping equipment according to claim 1 and 2, it is characterized in that: described actuator is cylinder, oil cylinder or screw mandrel.
4. coal pulverizer stone coal tapping equipment according to claim 1, it is characterized in that: the valve plate control end on the described slide valve is connected with cylinder.
5. coal pulverizer stone coal tapping equipment according to claim 1 is characterized in that: the promotion cylinder also is installed on the described mobile platform, and the opposite side of promotion cylinder is installed on the holder.
6. coal pulverizer stone coal tapping equipment according to claim 1, it is characterized in that: described electronic scale is installed on the mobile platform.
7. coal pulverizer stone coal tapping equipment according to claim 1, it is characterized in that: described electronic scale is installed in the basis that is used to support mobile platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202363555U CN201505566U (en) | 2009-09-28 | 2009-09-28 | Pebble coal discharging device for coal mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202363555U CN201505566U (en) | 2009-09-28 | 2009-09-28 | Pebble coal discharging device for coal mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201505566U true CN201505566U (en) | 2010-06-16 |
Family
ID=42466701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202363555U Expired - Fee Related CN201505566U (en) | 2009-09-28 | 2009-09-28 | Pebble coal discharging device for coal mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201505566U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284341A (en) * | 2011-07-19 | 2011-12-21 | 江苏威宇电力设备有限公司 | Seal pebble coal discharge device |
| CN103285988A (en) * | 2013-06-26 | 2013-09-11 | 赵云辉 | Fully-sealed slag discharging system of coal mill |
| CN103301922A (en) * | 2013-06-26 | 2013-09-18 | 赵云辉 | Full-sealed type slag discharging system of coal mill |
| CN103586120A (en) * | 2013-08-22 | 2014-02-19 | 尹国庆 | Movable pebble coal sealing collector |
| CN103949327A (en) * | 2014-05-19 | 2014-07-30 | 江苏新业重工股份有限公司 | Novel cement grinding system |
| CN104043517A (en) * | 2014-06-18 | 2014-09-17 | 阚梦诗 | Discharging device of pebble coal seal pot of coal mill |
| CN104338602A (en) * | 2014-11-03 | 2015-02-11 | 尹国庆 | Pebble coal discharging hole unblocking device for medium speed coal mill |
| CN105312143A (en) * | 2014-07-31 | 2016-02-10 | 上海千彩节能环保科技有限公司 | Withdrawing overturn type waste residue collecting device |
| CN109382197A (en) * | 2018-10-23 | 2019-02-26 | 大唐滨州发电有限公司 | Coal pulverizer stone coal scuttle jacks up sealing system |
-
2009
- 2009-09-28 CN CN2009202363555U patent/CN201505566U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284341A (en) * | 2011-07-19 | 2011-12-21 | 江苏威宇电力设备有限公司 | Seal pebble coal discharge device |
| CN103285988A (en) * | 2013-06-26 | 2013-09-11 | 赵云辉 | Fully-sealed slag discharging system of coal mill |
| CN103301922A (en) * | 2013-06-26 | 2013-09-18 | 赵云辉 | Full-sealed type slag discharging system of coal mill |
| CN103586120A (en) * | 2013-08-22 | 2014-02-19 | 尹国庆 | Movable pebble coal sealing collector |
| CN103586120B (en) * | 2013-08-22 | 2015-05-13 | 尹国庆 | Movable pebble coal sealing collector |
| CN103949327A (en) * | 2014-05-19 | 2014-07-30 | 江苏新业重工股份有限公司 | Novel cement grinding system |
| CN104043517A (en) * | 2014-06-18 | 2014-09-17 | 阚梦诗 | Discharging device of pebble coal seal pot of coal mill |
| CN105312143A (en) * | 2014-07-31 | 2016-02-10 | 上海千彩节能环保科技有限公司 | Withdrawing overturn type waste residue collecting device |
| CN105312143B (en) * | 2014-07-31 | 2017-10-27 | 上海千彩节能环保科技有限公司 | Turnover waste residue collection device |
| CN104338602A (en) * | 2014-11-03 | 2015-02-11 | 尹国庆 | Pebble coal discharging hole unblocking device for medium speed coal mill |
| CN109382197A (en) * | 2018-10-23 | 2019-02-26 | 大唐滨州发电有限公司 | Coal pulverizer stone coal scuttle jacks up sealing system |
| CN109382197B (en) * | 2018-10-23 | 2020-09-29 | 大唐滨州发电有限公司 | Stone coal hopper jacking sealing system of coal mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: JIANGSU COUNTRY ENVIRONMENTAL TECHNOLOGIES CO., LT Free format text: FORMER NAME: CHANGZHOU KENCHUANG ENVIRONMENTAL ENGINEERING TECHNIQUE CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 213022, No. 406, north, innovation and technology building, Xinbei hi tech park, Changzhou, Jiangsu Patentee after: COUNTRY JIANGSU ENVIRONMENT TECHNOLOGY CO., LTD. Address before: 213161, No. 406, north, innovation and technology building, Xinbei hi tech park, Changzhou, Jiangsu Patentee before: Hangzhou Kenchuang Environment Engineering Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100616 Termination date: 20150928 |
|
| EXPY | Termination of patent right or utility model |