CN204896669U - Steam power plant is with preventing disconnected coal feeder - Google Patents
Steam power plant is with preventing disconnected coal feeder Download PDFInfo
- Publication number
- CN204896669U CN204896669U CN201520582818.9U CN201520582818U CN204896669U CN 204896669 U CN204896669 U CN 204896669U CN 201520582818 U CN201520582818 U CN 201520582818U CN 204896669 U CN204896669 U CN 204896669U
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- coal
- transport tape
- deironing
- warehouse
- weighing
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Abstract
The utility model discloses a steam power plant is with preventing disconnected coal feeder, including shell and coal bunker, the bottom of shell is equipped with a leg, sets up in the transmission band upper left side of weighing at the inside deironing transmission band of shell, and deironing transmission band and the transmission band of weighing are a closed return circuit, the left side upper portion of top deironing transmission band of shell still be equipped with coal feed point, coal feed point's top is provided with the coal bunker, the coal bunker is formed by the last toper storehouse body and toper storehouse body coupling down. On the deironing transmission band is put into from coal feed point to the buggy, under the effect of electric vibrator, iron fillings in the buggy, the screw will be by the strength magnets on the deironing transmission band and is not fallen after the meeting on the transmission band of weighing, the quality of buggy has been guaranteed, the coal bunker is become by the storehouse body group of two -layer toper structure, the coal is when the toper storehouse body under the body entering of last toper storehouse, the unexpected grow of sectional area of cone, both sides awl wall diminishes to the pressure of raw coal is corresponding, the falling speed of raw coal improves suddenly, it has avoided the putty to form local vibrations effect.
Description
Technical field
The utility model relates to thermal power plant technical field, specifically the anti-breaking coal feeder of a kind of thermoelectric power station.
Background technology
At thermoelectric power station, need to boiler conveying coal, common feeder can not remove the iron nail, iron wire, screw etc. that are mixed in coal, these iron contaminations are easily sintered in boiler, is not easy to cleaning, in addition, common feeder can not grasp the weight of the coal sending into boiler at any time, be not easy to control ventilation volume, coal heat energy can not be made to be fully used, affect economic benefit, even if it is also all use multiple device that some thermoelectric power station iron impurity also grasp the coal weight of carrying in boiler at any time, floor area is large, and consumption of power is many.Simultaneously; in order to the generation of disconnected coal situation can be detected; usually disconnected coal signal supervisory instrument is also provided with; disconnected coal signal supervisory instrument uses travel switch to detect, and is installed on feeder front-end case chain place, by the impact of ature of coal; the inherent characteristic that travel switch uses; can not judging in operation that feeder breaks coal in time, in addition, being also difficult to when there is disconnected coaly condition make the situation of disconnected coal process timely.
Utility model content
The purpose of this utility model is to provide a kind of thermoelectric power station anti-breaking coal feeder, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
The anti-breaking coal feeder of a kind of thermoelectric power station, comprise shell and coal bunker, the bottom of described shell is provided with a leg, transport tape upper left side of weighing is arranged at the inside deironing transport tape of shell, deironing transport tape and transport tape of weighing are a closed loop, the C/LOOP internal fixtion of deironing transport tape is provided with electrodynamic vibrator, electrodynamic vibrator contacts with the lower surface of up deironing transport tape, speed sensor and several pressure sensor is provided with in the C/LOOP of transport tape of weighing, speed sensor contacts with the lower surface of pressure sensor with up transport tape of weighing, described speed sensor is connected with microprocessor by wire with pressure sensor, microprocessor electrical connection telltale, described deironing transport tape is inlaid with several magnet, and the below of deironing transport tape is provided with roller, roller contacts with the lower surface of the downstream transmission of deironing transport tape, described roller is driven by motor, the direction of the rotation of roller is contrary with the service direction of the downstream transmission of deironing transport tape, the lower right of roller is provided with collection can, the left upper portion of the top deironing transport tape of described shell is also provided with coal inlet, the top of coal inlet is provided with coal bunker, coal bunker is formed by connecting by upper conical warehouse and inferior pyramidal warehouse, upper conical warehouse base diameter is less than inferior pyramidal warehouse top diameter, be connected by ring-shaped platform bottom upper conical warehouse with between inferior pyramidal warehouse top, ring-shaped platform surface uniform is provided with some vibrating heads, vibrating head one end is connected with controller, it is inner that the other end is arranged on inferior pyramidal warehouse through ring-shaped platform, the conical inboard wall of upper conical warehouse and inferior pyramidal warehouse is provided with some annular buildup plates, also detector switch is provided with in the deironing transport tape side of described enclosure, detector switch is electrically connected with controller, coal bunker on detector switch top and shell junction are provided with trigger mechanism, trigger mechanism comprises towards the shifting board of deironing transport tape service direction inclination and by contacting the trigger board driving detector switch to open with detector switch, shifting board and trigger board are by axle drive shaft and housing hinge, trigger board is driven to keep being separated with detector switch under the effect of the coal of shifting board on deironing load-transfer device.
As further program of the utility model: described deironing transport tape and transport tape of weighing all are supported by support, and be provided with rotor wheel on the top of support, Bracket setting, on base, is also provided with coal scraper plate at the end of base.
As further program of the utility model: be also provided with artificial block clearing window between described two adjacent vibrating heads.
As further program of the utility model: the altitude range of described inferior pyramidal warehouse is 1 meter to 2 meters.
As further program of the utility model: the quantity of described vibrating head is 4.
As further program of the utility model: the spacing of described adjacent two annular buildup plates is 0.3 meter.
As further program of the utility model: described annular buildup plate is vertically set in corresponding tapered slope, and is highly 5 centimetres.
Compared with prior art, the utility model in use, when coal dust is put into deironing transport tape from coal inlet, under the effect of electrodynamic vibrator, iron filings in coal dust, screw can not will be dropped to by the magnet adsorption on deironing transport tape weighs on transport tape, the iron filings that deironing transport tape adsorbs, screw is scraped by roller and falls into collection can, ensure that the quality of coal dust, the coal dust fallen from deironing transport tape drops to weighs on transport tape, information transmission is carried out processing the weight just can learning the coal dust that each time period carries by speed sensor and several pressure sensor to microprocessor, the coal bunker arranged above shell is made up of the warehouse of two-layer pyramidal structure, the altitude range of inferior pyramidal warehouse is 1 meter to 2 meters, coal is in the process declined, when entering inferior pyramidal warehouse from upper conical warehouse, the sectional area of cone becomes suddenly large, the both sides pressure of cone wall to raw coal is corresponding to diminish, the descending speed of raw coal improves suddenly, form the shock-effect of local, destroy the cohesive force of raw coal and bulkhead to a certain extent, and the arch effect that raw coal is formed in decline process, in addition, increase in the inside of inferior pyramidal warehouse and be provided with 4 place's shaking devices, shaking device is electrically connected with controller, controller is connected with detector switch, when trigger mechanism contacts with detector switch, show the situation occurring resolving coal on deironing transport tape, now, controller can control vibrating head and shake, that coal dust can fall, avoid the continuation of disconnected coaly condition, it is continual and steady that effective guarantee is produced, simultaneously, also be provided with artificial block clearing window, manually in an emergency situation can carry out block clearing to coal bunker.
Accompanying drawing explanation
Fig. 1 is the structural representation of thermoelectric power station with anti-breaking coal feeder.
Fig. 2 is the structural representation of thermoelectric power station with trigger mechanism in anti-breaking coal feeder.
Fig. 3 is the plan structure schematic diagram of thermoelectric power station with taper warehouse in anti-breaking coal feeder.
In figure: 1-support, 2-roller, 3-collection can, 4-base, 5-seat leg, 6-coal scraper plate, 7-rotor wheel, 8-speed sensor, 9-weighs transport tape, 10-pressure sensor, 11-shell, 12-microprocessor, 13-telltale, 14-electrodynamic vibrator, 15-deironing transport tape, the upper conical warehouse of 16-, 17-inferior pyramidal warehouse, 18-ring-shaped platform, 19-vibrating head, 20-controller, 21-annular buildup plate, the artificial block clearing window of 22-, 23-trigger mechanism, 24-detector switch, 25-axle drive shaft, 26-shifting board, 27-trigger board.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 3, in the utility model embodiment, the anti-breaking coal feeder of a kind of thermoelectric power station, comprise shell 11 and coal bunker, the bottom of described shell 11 is provided with a leg 5, transport tape 9 upper left side of weighing is arranged at the inside deironing transport tape 15 of shell 11, deironing transport tape 11 and transport tape 9 of weighing are a closed loop, described deironing transport tape 11 and transport tape 9 of weighing all are supported by support 1, rotor wheel 7 is provided with on the top of support 1, support 1 is arranged on base 4, coal scraper plate 6 is also provided with at the end of base 4, the C/LOOP internal fixtion of deironing transport tape 15 is provided with electrodynamic vibrator 14, electrodynamic vibrator 14 contacts with the lower surface of up deironing transport tape 15, speed sensor 8 and several pressure sensor 10 is provided with in the C/LOOP of transport tape 9 of weighing, speed sensor 8 contacts with the lower surface of pressure sensor 10 with up transport tape 9 of weighing, described speed sensor 8 is connected with microprocessor 12 by wire with pressure sensor 10, microprocessor 12 is electrically connected telltale 13, described deironing transport tape 15 is inlaid with several magnet, and the below of deironing transport tape 15 is provided with roller 2, roller 2 contacts with the lower surface of the downstream transmission of deironing transport tape 15, described roller 2 is driven by motor, the direction of the rotation of roller 2 is contrary with the service direction of the downstream transmission of deironing transport tape 15, the lower right of roller 2 is provided with collection can 3, the left upper portion of the top deironing transport tape 15 of described shell 11 is also provided with coal inlet, the top of coal inlet is provided with coal bunker, when coal dust is put into deironing transport tape 15 from coal inlet, under the effect of electrodynamic vibrator 14, iron filings in coal dust, screw can not will be dropped to by the magnet adsorption on deironing transport tape 15 weighs on transport tape 9, the iron filings of absorption on deironing transport tape 15, screw is scraped by roller 2 and falls into collection can 3, ensure that the quality of coal dust, the coal dust fallen from deironing transport tape 15 drops to weighs on transport tape 9, information transmission is carried out processing the weight just can learning the coal dust that each time period carries by speed sensor 8 and several pressure sensor 10 to microprocessor 12, coal bunker is formed by connecting by upper conical warehouse 16 and inferior pyramidal warehouse 17, upper conical warehouse 16 base diameter is less than inferior pyramidal warehouse 17 top diameter, be connected by ring-shaped platform 18 bottom upper conical warehouse 16 with between inferior pyramidal warehouse 17 top, ring-shaped platform 18 surface uniform is provided with some vibrating heads 19, vibrating head 19 one end is connected with controller 20, it is inner that the other end is arranged on inferior pyramidal warehouse 17 through ring-shaped platform 18, and upper conical warehouse 16 with the conical inboard wall of inferior pyramidal warehouse 17 are provided with some annular buildup plates 21, coal dust enters from top, when by upper conical warehouse 16, part raw coal is caught by the detention space that annular buildup plate 21 and upper conical warehouse 16 angle part are formed, ensuing raw coal is when falling, only can rub with the raw coal in angle, and can not rub with the inwall of upper conical warehouse 16, when raw coal enters lower cone warehouse 17 from the bottom of upper conical warehouse 16, the sectional area of cone becomes suddenly large, the pressure of cone wall to raw coal is corresponding to diminish, the descending speed of raw coal improves suddenly, form the shock-effect of local, destroy the cohesive force of raw coal and bulkhead to a certain extent.Consistent with upper conical warehouse 16 in lower cone warehouse 17, inwall and raw coal friction is avoided by the effect of annular buildup plate 21, and raw coal passes through the vibration limits raw coal of vibrating head 19 and the cohesive force of bulkhead in lower cone warehouse 17, and the arch effect that raw coal is formed in decline process, make raw coal fall out smoothly, can not block, detector switch 24 is also provided with in deironing transport tape 15 side of described shell 11 inside, detector switch 24 is electrically connected with controller 20, coal bunker on detector switch 24 top and shell 11 junction are provided with trigger mechanism 23, trigger mechanism 23 comprises towards the shifting board 26 of deironing transport tape 15 service direction inclination and by contacting the trigger board 27 driving detector switch 24 to open with detector switch 24, shifting board 26 is hinged by axle drive shaft 25 and shell 11 with trigger board 27, trigger board 27 is driven to keep being separated with detector switch 24 under the effect of the coal of shifting board 26 on deironing load-transfer device 15, when lasting coal breakage, trigger board 27 is driven to keep being separated with detector switch 24 under the effect of the coal of shifting board 26 on deironing load-transfer device 15, now detector switch 24 is in closed condition, when after disconnected coal, feeder shell 11 and coal bunker junction are in without coaly state immediately, trigger board 27 can be driven after shifting board 26 loses the supporting role of coal to move until trigger board 27 detection trigger switch 24 makes detector switch 24 open towards detector switch 24, detector switch 24 open after by signal transmission to controller 20, at this moment disconnected coal can be known by controller 20, controller 20 controls vibrating head 19 and shakes, coal dust is made to shake.
As further preferred: be also provided with artificial block clearing window 22 between described two adjacent vibrating heads 19, be convenient in case of emergency manually remove putty, 4 artificial block clearing windows 22 can realize 360 degree of cleanings.
As further preferred: the altitude range of described inferior pyramidal warehouse 17 is 1 meter to 2 meters.
As further preferred: the quantity of described vibrating head 19 is 4.
As further preferred: the spacing of described adjacent two annular buildup plates 21 is 0.3 meter.
As further preferred: described annular buildup plate 21 is vertically set in corresponding tapered slope, and is highly 5 centimetres, and it is always open that formation tilts upward, be convenient to accept coal charge.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (7)
1. the anti-breaking coal feeder of thermoelectric power station, comprise shell and coal bunker, it is characterized in that, the bottom of described shell is provided with a leg, transport tape upper left side of weighing is arranged at the inside deironing transport tape of shell, deironing transport tape and transport tape of weighing are a closed loop, the C/LOOP internal fixtion of deironing transport tape is provided with electrodynamic vibrator, electrodynamic vibrator contacts with the lower surface of up deironing transport tape, speed sensor and several pressure sensor is provided with in the C/LOOP of transport tape of weighing, speed sensor contacts with the lower surface of pressure sensor with up transport tape of weighing, described speed sensor is connected with microprocessor by wire with pressure sensor, microprocessor electrical connection telltale, described deironing transport tape is inlaid with several magnet, and the below of deironing transport tape is provided with roller, roller contacts with the lower surface of the downstream transmission of deironing transport tape, described roller is driven by motor, the direction of the rotation of roller is contrary with the service direction of the downstream transmission of deironing transport tape, the lower right of roller is provided with collection can, the left upper portion of the top deironing transport tape of described shell is also provided with coal inlet, the top of coal inlet is provided with coal bunker, coal bunker is formed by connecting by upper conical warehouse and inferior pyramidal warehouse, upper conical warehouse base diameter is less than inferior pyramidal warehouse top diameter, be connected by ring-shaped platform bottom upper conical warehouse with between inferior pyramidal warehouse top, ring-shaped platform surface uniform is provided with some vibrating heads, vibrating head one end is connected with controller, it is inner that the other end is arranged on inferior pyramidal warehouse through ring-shaped platform, the conical inboard wall of upper conical warehouse and inferior pyramidal warehouse is provided with some annular buildup plates, also detector switch is provided with in the deironing transport tape side of described enclosure, detector switch is electrically connected with controller, coal bunker on detector switch top and shell junction are provided with trigger mechanism, trigger mechanism comprises towards the shifting board of deironing transport tape service direction inclination and by contacting the trigger board driving detector switch to open with detector switch, shifting board and trigger board are by axle drive shaft and housing hinge, trigger board is driven to keep being separated with detector switch under the effect of the coal of shifting board on deironing load-transfer device.
2. the anti-breaking coal feeder of a kind of thermoelectric power station according to claim 1, it is characterized in that, described deironing transport tape and transport tape of weighing all are supported by support, are provided with rotor wheel on the top of support, Bracket setting, on base, is also provided with coal scraper plate at the end of base.
3. the anti-breaking coal feeder of a kind of thermoelectric power station according to claim 1, is characterized in that, is also provided with artificial block clearing window between described two adjacent vibrating heads.
4. the anti-breaking coal feeder of a kind of thermoelectric power station according to claim 1, is characterized in that, the altitude range of described inferior pyramidal warehouse is 1 meter to 2 meters.
5. the anti-breaking coal feeder of a kind of thermoelectric power station according to claim 1, is characterized in that, the quantity of described vibrating head is 4.
6. the anti-breaking coal feeder of a kind of thermoelectric power station according to claim 1, is characterized in that, the spacing of described adjacent two annular buildup plates is 0.3 meter.
7. the anti-breaking coal feeder of a kind of thermoelectric power station according to claim 1, is characterized in that, described annular buildup plate is vertically set in corresponding tapered slope, and is highly 5 centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520582818.9U CN204896669U (en) | 2015-08-05 | 2015-08-05 | Steam power plant is with preventing disconnected coal feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520582818.9U CN204896669U (en) | 2015-08-05 | 2015-08-05 | Steam power plant is with preventing disconnected coal feeder |
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| Publication Number | Publication Date |
|---|---|
| CN204896669U true CN204896669U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520582818.9U Expired - Fee Related CN204896669U (en) | 2015-08-05 | 2015-08-05 | Steam power plant is with preventing disconnected coal feeder |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105059871A (en) * | 2015-08-05 | 2015-11-18 | 中国大唐集团科学技术研究院有限公司 | Anti-coal-interruption coal feeder for thermal power plant |
| CN107499744A (en) * | 2017-09-30 | 2017-12-22 | 洛阳益矿机械设备有限公司 | A kind of feeder of quick conveying raw coal |
| CN109625647A (en) * | 2018-11-19 | 2019-04-16 | 合肥通用机械研究院有限公司 | A kind of anti-bridge formation charging gear |
| CN111661581A (en) * | 2020-06-17 | 2020-09-15 | 界首市谷峰光伏科技有限公司 | Workpiece transmission and collection device based on photoelectric and pressure monitoring and control system thereof |
| CN113200311A (en) * | 2021-04-28 | 2021-08-03 | 河北国智机械设备制造有限公司 | Based on mechanical equipment production is with automated control device |
-
2015
- 2015-08-05 CN CN201520582818.9U patent/CN204896669U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105059871A (en) * | 2015-08-05 | 2015-11-18 | 中国大唐集团科学技术研究院有限公司 | Anti-coal-interruption coal feeder for thermal power plant |
| CN107499744A (en) * | 2017-09-30 | 2017-12-22 | 洛阳益矿机械设备有限公司 | A kind of feeder of quick conveying raw coal |
| CN109625647A (en) * | 2018-11-19 | 2019-04-16 | 合肥通用机械研究院有限公司 | A kind of anti-bridge formation charging gear |
| CN111661581A (en) * | 2020-06-17 | 2020-09-15 | 界首市谷峰光伏科技有限公司 | Workpiece transmission and collection device based on photoelectric and pressure monitoring and control system thereof |
| CN113200311A (en) * | 2021-04-28 | 2021-08-03 | 河北国智机械设备制造有限公司 | Based on mechanical equipment production is with automated control device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20170805 |
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| CF01 | Termination of patent right due to non-payment of annual fee |