CN201852634U - Measuring and weighing device of coal burning boiler - Google Patents
Measuring and weighing device of coal burning boiler Download PDFInfo
- Publication number
- CN201852634U CN201852634U CN2010202409655U CN201020240965U CN201852634U CN 201852634 U CN201852634 U CN 201852634U CN 2010202409655 U CN2010202409655 U CN 2010202409655U CN 201020240965 U CN201020240965 U CN 201020240965U CN 201852634 U CN201852634 U CN 201852634U
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- coal
- burning boiler
- coal bunker
- weighing
- rocking arm
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Abstract
The utility model relates to a measuring and weighing device for a coal burning boiler, which comprises a coal hopper, a bracket and a simply supported beam, wherein the coal hopper is provided with a rotatable rocker arm; the bracket is provided with a rotary joint matched with the rocker arm; the simply supported beam is used for connecting the rocker arm with the top of the bracket by a lifting rope; the bracket is positioned on a supporting rod right below the coal hopper and is provided with a bottom weighing sensor; the simply supported beam is provided with a pressure sensor; a rotating shaft of the rocker arm and the coal hopper is provided with a shaft pin sensor; and all the sensors are connected with a weighing control system. The bottom weighing sensor is arranged at the bottom of the coal hopper, the shaft pin sensor is arranged at the position of the rotating shaft of the rocker arm and the coal hopper and the S-shaped sensor is arranged on the top of the bracket, and thus, the weight of coal in the coal hopper can be measured and the cheating behavior that the weight of the coal is weighted only by the bottom of the coal hopper when the coal hopper falls down on the ground incompletely can be prevented.
Description
Technical field
The utility model relates to a kind of discontinuous charging type coal-burning boiler, relates in particular to the reinforced weighing device of a kind of discontinuous charging type coal-burning boiler.
Background technology
Coal-burning boiler is widely used in industry-by-industry as a kind of steam commonly used and hot water generator.Before, utility model people proposed the coal-burning boiler weighing device of a kind of bottom weighing, adding weight coal-fired in the coal-burning boiler by coal bunker often needs to carry out weighing by meausring apparatus earlier, add the coal-fired time having increased virtually, exist error and operational numerous and diverse operation when also existing after the coal-fired weighing simultaneously in meausring apparatus adds coal bunker to.
Therefore, pressing for provides a kind of coal-burning boiler metering and weighing device, can in the process of coal bunker interpolation fire coal, carry out weighing by the fire coal to its loading, and, can effectively prevent from only to rely on when coal bunker not exclusively puts down in the weighing process cheating of bottom LOAD CELLS weighing by the sensor that is provided with at rotary joint.
The utility model content
The technical problems to be solved in the utility model provides a kind of coal-burning boiler metering and weighing device, can in the process of coal bunker interpolation fire coal, carry out weighing by the fire coal to its loading, and the sensor by being provided with at its top pulling seat can effectively prevent from only to rely on when coal bunker not exclusively puts down in the weighing process cheating of bottom LOAD CELLS weighing.
In order to solve the problems of the technologies described above, a kind of coal-burning boiler metering and weighing device of the utility model, comprise that the coal bunker that is provided with rotatable rocking arm, the support that is provided with the rotary joint that matches with rocking arm, rocking arm are connected the fixed pulley of a top of the trellis by lifting rope, the support bar that described support is positioned under the coal bunker is provided with the bottom LOAD CELLS, on the fixed pulley seat pressure transducer is set; rotating shaft place of rocking arm and coal bunker is provided with the pivot pin sensor, and each sensor is connected with weighing control system all.
Adopt the technique effect that technique scheme reached to be: this coal bunker is lifted by the rocking arm support and the lifting rope of its cooperation, can be effectively to the motion channeling conduct and the location of coal bunker, the lifting rope of walking around fixed pulley by the support upper end lifts coal bunker, thereby coal bunker rising under the effect of rocking arm, flip-flop movement are reached boiler is added coal-fired purpose.In addition, the support bar that support is positioned under the coal bunker is provided with the bottom LOAD CELLS, such setting makes coal bunker possess the function of weighing, can when adding fire coal, be that the fire coal that is loaded carries out weighing for boiler, the interpolation of fire coal and the operation of weighing are merged, effectively saved the time; In like manner on the fixed pulley seat on the top of the trellis pressure transducer is set; rotating shaft place of rocking arm and coal bunker is provided with the pivot pin sensor, this pressure transducer and pivot pin sensor cooperate detection can prevent that coal bunker bottom LOAD CELLS when not exclusively putting down from can not accurately weigh the cheating of weight coal-fired in the coal bunker; And whole utility model is the improvement to the coal bunker of existing discontinuous charging type coal-burning boiler, can make full use of existing coal bunker and equipment, has saved fund, has avoided unnecessary waste.
Further, the quantity of described rocking arm is two, and is symmetricly set on the both sides of coal bunker.In the support symmetria bilateralis two rocking arms are set and make better location and guiding to the lifting upset of coal bunker, can overcome the dislocation of coal bunker horizontal direction effectively.
Further, be provided with the reinforcement that is connected and fixed between described two rocking arms.Reinforcement is set eliminates two relative motions between rocking arm, keep the stable of coal bunker, also the accurate measuring accuracy of pivot pin sensor.
Further, the quantity of described bottom LOAD CELLS is 2.Connect a bottom LOAD CELLS and be arranged on the support bar of coal bunker bottom, the position when can the balance coal bunker landing is unlikely to occur the situation of unbalance.
Further, described pressure transducer is a S type pressure transducer.The pressure that S type pressure transducer can detect the free beam place delicately changes, and not exclusively puts down the cheating that coal bunker is just done the bottom weighing in the weighing process by cooperating to detect effectively to place with obliquity sensor and pivot pin sensor.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is the main TV structure synoptic diagram of the utility model coal-burning boiler freely-supported beam type metering coal bunker;
Fig. 2 is the plan structure synoptic diagram of the utility model coal-burning boiler freely-supported beam type metering coal bunker;
Embodiment
As Fig. 1, shown in Figure 2, a kind of coal-burning boiler freely-supported of the utility model beam type metering coal bunker, comprise that xsect is trapezoidal coal bunker 1, riveted joint has rotating rocking arm 2 in the left and right sides of coal bunker 1; other end of rocking arm 2 links to each other with support 3; rocking arm 2 can rotate around the rotary joint 6 with support 3 junctions; rocking arm 2 links to each other with wire sling 4 near an end of coal bunkers 1; other end of wire sling 4 is walked around the pulley that the free beam at support 3 tops goes out; described support 3 be positioned at support bar below coal bunker 1 side be provided with bottom LOAD CELLS 5; S type pressure transducer 8 is set on the free beam; rotating shaft place of rocking arm 2 and coal bunker 1 is provided with pivot pin sensor 7, and passes each sensor and all be connected with weighing control system.
The utility model is to realize by following mode: fire coal is added within the coal bunker 1, general assembly (TW) coal-fired and coal bunker 1 can directly be measured by bottom LOAD CELLS 5, lift rocking arm 2 by wire sling 4; be rotating connector on the rocking arm 2 and between the coal bunker 1; thus restriction coal bunker 1 is that radius is done circular motion with rocking arm 2; and in the process that lifts coal bunker 1, coal bunker 1 can raise and overturn along with the traction and the restriction of rocking arm 2, and fire coal is poured in the boiler; Because rotating shaft place of rocking arm 2 and coal bunker 1 is provided with pivot pin sensor 7, on support 3 top free beams S type pressure transducer 8 is set, can detect the Gravity changer of coal bunker 1 under static and lifting state jointly, detection by pivot pin sensor 7 and S type pressure transducer 8 can prevent coal bunker 1 simple cheating that relies on bottom LOAD CELLS 5 weighings under the situation of not landing fully, also can detect the weight of the fire coal that is added more accurately.
Above-described only is preferred implementation of the present utility model; should be understood that; for a person skilled in the art; under the prerequisite that does not break away from the utility model basis; can also make some distortion and improvement; for example S type sensor can be replaced with pressure transducer, these also should be considered as protection domain of the present utility model, and these can not influence effect and practical applicability that the utility model is implemented.
Claims (5)
1. coal-burning boiler metering and weighing device, comprise that the coal bunker that is provided with rotatable rocking arm, the support that is provided with the rotary joint that matches with rocking arm, rocking arm are connected the fixed pulley of a top of the trellis by lifting rope, it is characterized in that: the support bar that described support is positioned under the coal bunker is provided with the bottom LOAD CELLS, on the fixed pulley seat pressure transducer is set; rotating shaft place of rocking arm and coal bunker is provided with the pivot pin sensor, and each sensor is connected with weighing control system all.
2. coal-burning boiler metering and weighing device as claimed in claim 1 is characterized in that: the quantity of described rocking arm is two, and is symmetricly set on the both sides of coal bunker.
3. coal-burning boiler metering and weighing device as claimed in claim 2 is characterized in that: be provided with the reinforcement that is connected and fixed between described two rocking arms.
4. coal-burning boiler metering and weighing device as claimed in claim 1 is characterized in that: the quantity of described bottom LOAD CELLS is 2.
5. coal-burning boiler metering and weighing device as claimed in claim 1 is characterized in that: described pressure transducer is a S type pressure transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202409655U CN201852634U (en) | 2010-06-29 | 2010-06-29 | Measuring and weighing device of coal burning boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202409655U CN201852634U (en) | 2010-06-29 | 2010-06-29 | Measuring and weighing device of coal burning boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201852634U true CN201852634U (en) | 2011-06-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202409655U Expired - Fee Related CN201852634U (en) | 2010-06-29 | 2010-06-29 | Measuring and weighing device of coal burning boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201852634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907482A (en) * | 2010-06-29 | 2010-12-08 | 重庆大唐科技股份有限公司 | Coal-fired boiler metering and weighing device |
-
2010
- 2010-06-29 CN CN2010202409655U patent/CN201852634U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907482A (en) * | 2010-06-29 | 2010-12-08 | 重庆大唐科技股份有限公司 | Coal-fired boiler metering and weighing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Coal-fired boiler metering and weighing device Effective date of registration: 20151208 Granted publication date: 20110601 Pledgee: Chongqing Sanxia bank Limited by Share Ltd New District Branch Pledgor: Chongqing Datang Technology Co., Ltd.|Chongqing Datang Control Technology Co., Ltd. Registration number: 2015990001078 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110601 Termination date: 20180629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |