CN110589506A - Coal piling device for thermal power plant fuel transportation - Google Patents
Coal piling device for thermal power plant fuel transportation Download PDFInfo
- Publication number
- CN110589506A CN110589506A CN201910919987.XA CN201910919987A CN110589506A CN 110589506 A CN110589506 A CN 110589506A CN 201910919987 A CN201910919987 A CN 201910919987A CN 110589506 A CN110589506 A CN 110589506A
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- CN
- China
- Prior art keywords
- fixedly connected
- vertical shaft
- shell
- power plant
- thermal power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/005—Control arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
Abstract
The invention relates to the technical field of coal piling monitoring devices, and discloses a coal piling device for fuel transportation of a thermal power plant, which comprises a bottom plate and a shell, wherein a rotating wheel is arranged at the left part of the shell, the rotating wheel is fixedly connected to the left part of a rotating shaft, a first vertical shaft and a second vertical shaft are arranged in the shell, a first belt wheel is connected to the middle part of the first vertical shaft, the first belt wheel is connected with a second belt wheel through a belt, the second belt wheel is fixedly connected to the second vertical shaft at the right part of the shell, a guide magnetic needle is connected to the upper end of the second vertical shaft, a fixed disc is arranged below the guide magnetic needle, a magnetic induction switch is fixedly connected to the fixed disc, a cam is connected to the right part of the rotating shaft, a connecting rod is arranged below the cam, and a pressure. This a coal piling device for steam power plant fuel transportation, when windless and the runner is static, the magnetic induction switch can receive the effect of guide magnetic needle and close, possesses and can monitor whether coal leakage mouth blocks up, and can dirt-proof advantage.
Description
Technical Field
The invention relates to the technical field of coal piling monitoring devices, in particular to a coal piling device for fuel transportation of a thermal power plant.
Background
The coal mine is designed to be a main shaft for coal lifting, and when a main shaft hoister is under the condition of human errors or emergencies, namely, under the conditions of skip overload, coal spreading at a coal sliding opening, untight closing of a skip door and the like, too much coal pile at the shaft bottom can be caused, the tail rope of the hoister can be twisted and supported, the shaft equipment facilities of the main shaft hoister can be damaged by pulling, the tail rope of the hoister can be broken by pulling, and other severe accidents can be caused.
In the process of coal piling, the coal leakage port at the bottom of the well needs to be monitored and detected to prevent the blockage of the coal leakage port from influencing normal operation, a part of the existing devices adopt wind shields to monitor the coal leakage port to monitor whether the coal leakage port is blocked and give an alarm in due time, but the wind at the coal leakage port is moist and has pulverized coal, when the wind shields monitor the coal leakage port, the pulverized coal can be adhered to the wind shields, the weight of the wind shields is increased, and the sensitivity of the device can be influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a coal piling device for fuel transportation of a thermal power plant, which has the advantages of monitoring whether a coal leakage opening is blocked and preventing pulverized coal in wind from influencing the sensitivity of the device, and solves the problems that the existing device cannot monitor whether the coal leakage opening is blocked and cannot prevent the pulverized coal in wind from influencing the sensitivity of the device.
(II) technical scheme
In order to realize the purposes of monitoring whether the coal leakage port is blocked and preventing the pulverized coal in wind from influencing the sensitivity of the device, the invention provides the following technical scheme: a coal piling device for fuel transportation of a thermal power plant comprises a bottom plate, wherein a shell is fixedly connected onto the bottom plate, a rotating wheel is arranged at the left part of the shell, the rotating wheel is fixedly connected to the left part of a rotating shaft, the rotating shaft is arranged in the shell, a first bevel gear is fixedly connected to the left part of the rotating shaft, a second bevel gear is meshed and connected to the lower part of the first bevel gear, the second bevel gear is fixedly connected to a first vertical shaft at the left part of the shell, a first belt wheel is fixedly connected to the middle part of the first vertical shaft, the first belt wheel is connected with a second belt wheel through a belt, the second belt wheel is fixedly connected to a second vertical shaft at the right part of the shell, a guide magnetic needle is fixedly connected to the upper end of the second vertical shaft, a fixed disc is arranged below the guide magnetic needle, a magnetic induction switch is fixedly connected to the fixed disc, a cam is fixedly connected, a fixed plate is arranged below the stop block, a spring is arranged between the stop block and the fixed plate, and a pressure block is fixedly connected to the lower end of the connecting rod.
Preferably, the cam has a half smaller distance from the center of the rotating shaft and a larger density, so that the rotating shaft is in a certain state under the action of the gravity of the cam when the rotating wheel does not rotate due to no wind.
Preferably, the upper end of the connecting rod is set to be a curved surface, so that the connecting rod is extruded by the cam to move.
Preferably, the fixing plate is fixedly connected with the housing, and is provided with a hole corresponding to the connecting rod.
Preferably, the surface of the pressure block, which is in contact with the belt, is an inclined surface, so that the acting force between the belt and the first belt wheel and the acting force between the belt and the second belt wheel can be changed through the up-and-down movement of the pressure block.
Preferably, bearings are arranged between the first vertical shaft and the shell, and the first vertical shaft and the second vertical shaft can move more smoothly.
(III) advantageous effects
Compared with the prior art, the invention provides a coal piling device for thermal power plant fuel transportation, which has the following beneficial effects:
1. according to the coal piling device for thermal power plant fuel transportation, the rotating wheel is arranged, when a coal leakage port is normal, wind from a main well enables the rotating wheel to rotate, so that the first bevel gear is driven to rotate, the motion is transmitted to the first vertical shaft through the second bevel gear, the second vertical shaft rotates through the action of a belt and a belt wheel when the first vertical shaft rotates, and the guide magnetic needle on the second vertical shaft also continuously rotates, so that the magnetic induction switch cannot be closed; when the coal leakage mouth was calm, the coal leakage mouth blockked up this moment, the runner can't rotate, then the pivot can present a make the short half decurrent position of cam under the effect of cam gravity, then the pressure piece is in the highest position that it can reach, the pressure between belt and first band pulley and the second band pulley is minimum this moment, the second band pulley has lost the belt to its restriction promptly, then the compass magnetic needle can be in a fixed position under the effect in magnetic field, magnetic induction switch can receive the effect of compass magnetic needle and closed and then send out the police dispatch newspaper this moment.
2. This a coal piling device for thermal power plant fuel transportation through setting up the part of response wind-force into the runner, can make the wind-force that comes from the main shaft drive the runner and constantly rotate, then the buggy is difficult to stop on the runner in order to exert an influence to the device, and whether accessible runner is rotatory sends out the police dispatch newspaper in time.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a schematic top view of the mounting plate of the present invention;
FIG. 3 is a right side cross-sectional view of the belt in relation to the pressure block of the present invention;
fig. 4 is a front sectional view showing the relative position of the cam and the link in the present invention.
In the figure: 1-bottom plate, 2-shell, 3-rotating wheel, 4-rotating shaft, 5-first bevel gear, 6-second bevel gear, 7-first straight shaft, 8-first belt wheel, 9-belt, 10-second belt wheel, 11-second vertical shaft, 12-compass magnetic needle, 13-fixed disk, 14-magnetic induction switch, 15-cam, 16-connecting rod, 17-stop block, 18-fixed plate, 19-spring, 20-pressure block and 21-bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a coal piling device for fuel transportation of a thermal power plant comprises a bottom plate 1, a housing 2 is fixedly connected to the bottom plate 1, a rotating wheel 3 is arranged at the left part of the housing 2, the rotating wheel 3 is fixedly connected to the left part of a rotating shaft 4, the rotating shaft 4 is arranged inside the housing 2, a first bevel gear 5 is fixedly connected to the left part of the rotating shaft 4, a second bevel gear 6 is engaged and connected to the lower part of the first bevel gear 5, the second bevel gear 6 is fixedly connected to a first vertical shaft 7 at the left part of the housing 2, a first belt wheel 8 is fixedly connected to the middle part of the first vertical shaft 7, the first belt wheel 8 is connected to a second belt wheel 10 through a belt 9, the second belt wheel 10 is fixedly connected to a second vertical shaft 11 at the right part of the housing 2, a magnetic needle 12 is fixedly connected to the upper end of the second vertical shaft 11, a fixed disk 13 is arranged below the magnetic guide needle, a cam 15 is fixedly connected to the right part of the rotating shaft 4, a connecting rod 16 is arranged below the cam 15, wherein the half of the cam 15 with a smaller distance from the center of the rotating shaft 15 has a larger density, when the rotating wheel 3 does not rotate due to no wind, the rotating shaft 4 is in a certain state under the action of the gravity of the cam 15, the upper end of the connecting rod 16 is provided with a curved surface, which is beneficial to the cam 15 to extrude the connecting rod 16 to move, a stop block 17 is fixedly connected to the connecting rod 16, a fixing plate 18 is arranged below the stop block 17, the fixing plate 18 is fixedly connected with the shell 2 and is provided with a hole corresponding to the connecting rod 16, a spring 19 is arranged between the stop block 17 and the fixing plate 18, and a pressure block 20 is fixedly connected to the lower end of the connecting rod 16, wherein one surface of the pressure block 20, which is in contact with the belt 9, is an inclined surface, which is beneficial to changing, bearings 21 are arranged between the first vertical shaft 7 and the housing 2, and the second vertical shaft 11 and the housing 2 can enable the first vertical shaft 7 and the second vertical shaft 11 to move more smoothly.
The working principle is as follows: the rotating wheel 3 is arranged at the windward part of a roadway below the coal leakage port, a component for inducing wind power is arranged as the rotating wheel 3, wind from a main shaft can drive the rotating wheel 3 to rotate continuously, so that coal powder is difficult to stay on the rotating wheel 3 to influence the device, when the coal leakage port is normal, the wind from the main shaft drives the rotating wheel 3 to rotate, so as to drive the first bevel gear 5 to rotate, further the motion is transmitted to the first vertical shaft 7 through the second bevel gear 6, the second vertical shaft 11 can be rotated through the action of the belt 9 and the belt wheel while the first vertical shaft 7 rotates, further the compass magnetic needle 12 on the second vertical shaft 11 can also rotate continuously, and the magnetic induction switch 14 cannot be closed; when the coal leakage port is windless, the coal leakage port is blocked at the moment, the rotating wheel 3 cannot rotate, the rotating shaft 4 can present a position enabling the short half side of the cam 15 to be downward under the action of the gravity of the cam 15, the pressure block 20 is located at the highest position which can be reached, the pressure between the belt 9 and the first belt wheel 8 and the second belt wheel 10 is minimum, the second belt wheel 10 loses the limitation of the belt 9 on the second belt wheel, the guide magnetic needle 12 can be located at a fixed position under the action of a magnetic field, and the magnetic induction switch 14 can be closed under the action of the guide magnetic needle 12 to send an alarm.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A coal piling device for fuel transportation of a thermal power plant, comprising a base plate (1), characterized in that: the bottom plate (1) is fixedly connected with a shell (2), the left part of the shell (2) is provided with a rotating wheel (3), the rotating wheel (3) is fixedly connected with the left part of a rotating shaft (4), the rotating shaft (4) is arranged in the shell (2), the left part of the rotating shaft (4) is fixedly connected with a first bevel gear (5), the lower part of the first bevel gear (5) is meshed with a second bevel gear (6), the second bevel gear (6) is fixedly connected with a first vertical shaft (7) at the left part of the shell (2), the middle part of the first vertical shaft (7) is fixedly connected with a first belt wheel (8), the first belt wheel (8) is connected with a second belt wheel (10) through a belt (9), the second belt wheel (10) is fixedly connected with a second vertical shaft (11) at the right part of the shell (2), the upper end of the second vertical shaft (11) is fixedly connected with a compass needle (12), and a fixed disc (13) is arranged below the compass needle (12, a magnetic induction switch (14) is fixedly connected to the fixed disc (13), a cam (15) is fixedly connected to the right portion of the rotating shaft (4), a connecting rod (16) is arranged below the cam (15), a stop block (17) is fixedly connected to the connecting rod (16), a fixing plate (18) is arranged below the stop block (17), a spring (19) is arranged between the stop block (17) and the fixing plate (18), and a pressure block (20) is fixedly connected to the lower end of the connecting rod (16).
2. The coal piling device for fuel transportation of thermal power plant according to claim 1, wherein: the cam (15) has a smaller distance from the center of the rotating shaft (15) and a larger density half.
3. The coal piling device for fuel transportation of thermal power plant according to claim 1, wherein: the upper end of the connecting rod (16) is a curved surface.
4. The coal piling device for fuel transportation of thermal power plant according to claim 1, wherein: the fixed plate (18) is fixedly connected with the shell (2), and is provided with a hole corresponding to the connecting rod (16).
5. The coal piling device for fuel transportation of thermal power plant according to claim 1, wherein: the surface of the pressure block (20) contacted with the belt (9) is an inclined surface.
6. The coal piling device for fuel transportation of thermal power plant according to claim 1, wherein: bearings (21) are arranged between the first vertical shaft (7) and the housing (2) and between the second vertical shaft (11) and the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910919987.XA CN110589506B (en) | 2019-09-26 | 2019-09-26 | Coal piling device for thermal power plant fuel transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910919987.XA CN110589506B (en) | 2019-09-26 | 2019-09-26 | Coal piling device for thermal power plant fuel transportation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110589506A true CN110589506A (en) | 2019-12-20 |
| CN110589506B CN110589506B (en) | 2021-05-28 |
Family
ID=68863781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910919987.XA Active CN110589506B (en) | 2019-09-26 | 2019-09-26 | Coal piling device for thermal power plant fuel transportation |
Country Status (1)
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|---|---|
| CN (1) | CN110589506B (en) |
Citations (7)
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|---|---|---|---|---|
| RU2313725C2 (en) * | 2005-10-27 | 2007-12-27 | Общество С Ограниченной Ответственностью "Лкц-Наука" | Power installation |
| CN101551115A (en) * | 2009-04-24 | 2009-10-07 | 哈尔滨工业大学 | Front-furnace feeding device of blocking-resistant flame-resistant biomass boiler |
| CN203642213U (en) * | 2013-10-21 | 2014-06-11 | 中国石油化工集团公司 | Online dredging device for coal inlet of coal feeder |
| CN103979229A (en) * | 2014-04-18 | 2014-08-13 | 李长龙 | Hydraulic automatic cleaning device for coal bunker and cleaning method thereof |
| KR101639860B1 (en) * | 2014-03-13 | 2016-07-14 | 주식회사 포스코 | Apparatus for preventing from blocking of weighing hopper |
| CN205555382U (en) * | 2016-03-25 | 2016-09-07 | 宁波粤海电力设备制造有限公司 | Prevent stifled dirt streamline coal breakage pipe that presses down based on EDEM design |
| CN109340807A (en) * | 2018-09-12 | 2019-02-15 | 淮北市大金矿山机器有限责任公司 | A kind of coal feeder of boiler anti-block apparatus |
-
2019
- 2019-09-26 CN CN201910919987.XA patent/CN110589506B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2313725C2 (en) * | 2005-10-27 | 2007-12-27 | Общество С Ограниченной Ответственностью "Лкц-Наука" | Power installation |
| CN101551115A (en) * | 2009-04-24 | 2009-10-07 | 哈尔滨工业大学 | Front-furnace feeding device of blocking-resistant flame-resistant biomass boiler |
| CN203642213U (en) * | 2013-10-21 | 2014-06-11 | 中国石油化工集团公司 | Online dredging device for coal inlet of coal feeder |
| KR101639860B1 (en) * | 2014-03-13 | 2016-07-14 | 주식회사 포스코 | Apparatus for preventing from blocking of weighing hopper |
| CN103979229A (en) * | 2014-04-18 | 2014-08-13 | 李长龙 | Hydraulic automatic cleaning device for coal bunker and cleaning method thereof |
| CN205555382U (en) * | 2016-03-25 | 2016-09-07 | 宁波粤海电力设备制造有限公司 | Prevent stifled dirt streamline coal breakage pipe that presses down based on EDEM design |
| CN109340807A (en) * | 2018-09-12 | 2019-02-15 | 淮北市大金矿山机器有限责任公司 | A kind of coal feeder of boiler anti-block apparatus |
Non-Patent Citations (1)
| Title |
|---|
| 中华人民共和国电力工业部: "《火力发电厂风扇式磨煤机制粉系统运行规程》", 31 July 1989 * |
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| CN110589506B (en) | 2021-05-28 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210430 Address after: 457000 west section of Shihua Road, Development Zone Street, Hualong District, Puyang City, Henan Province Applicant after: Guoneng Puyang Thermal Power Co.,Ltd. Address before: No. 10, Kuifeng village, Huabu Town, Kaihua County, Quzhou City, Zhejiang Province Applicant before: Fang Lingchen |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |