CN201694636U - Deviation switch of belt conveyor - Google Patents
Deviation switch of belt conveyor Download PDFInfo
- Publication number
- CN201694636U CN201694636U CN2010201744868U CN201020174486U CN201694636U CN 201694636 U CN201694636 U CN 201694636U CN 2010201744868 U CN2010201744868 U CN 2010201744868U CN 201020174486 U CN201020174486 U CN 201020174486U CN 201694636 U CN201694636 U CN 201694636U
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- switch
- cam
- travel switch
- shutdown
- sideslip
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Abstract
A deviation switch of a belt conveyor overcomes the technical problem of the conventional deviation switch that the telecommunication function is unavailable, and is characterized in that a first adjustable cam, a second adjustable cam and a third adjustable cam are connected on a main shaft inside a casing; a first travel switch, a second travel switch and a third travel switch corresponding to the first, the second and the third cams are arranged in the casing; and a deviation switch control circuit is mounted in the casing. Compared with the prior art, the utility model has the benefits that when practically applied in engineering, the deviation switch is hung on a communication interface of an upper computer (a PLC or PC) through a special RS-485-6 communication cable for telecommunication, so as to achieve simple circuit structure; as a microprocessor is connected with a shutdown flyback line and a shutdown input line, the status of the deviation switch can be directly judged to track the exact position causing an alarm or shutdown and the accurate address of a line fault, which can achieve rapid failure locating, improve the failure diagnosis and handling efficiencies, and realize more convenient and safer maintenance.
Description
Technical field
The utility model belongs to belt conveyer safety guard-safeguard and communication alarm technique field, particularly has a kind of Auto-rectification Device for Belt Conveyer switch of carrying bulk cargo to use of being used to of remote communicating function.
Background technology
The sideslip switch is a kind of execute-in-place fender guard that is used for belt conveyer emergency engine kill and warning, and the sideslip switch of widespread use at present is generally passive mechanical type sideslip switch.As application number is 89200740.0 disclosed " a kind of two-stage belt deviation switches "; this patent application adopts the two-stage magnetic switch to realize alerting signal and shutdown signal; be characterized on a rotary quadrant, installing the magnet piece of magnetic switch; two contact block are installed on an adapter plate; though this structure has overcome the mechanical wear that twin cam structure sideslip switch easily produces; but can not realize remote communicating function; for long belt conveyer; the belt deviation position is uncertain; the sideslip switch that the sideslip position occurs also is difficult to determine; after the sideslip switch breaks down warning or shutdown action; be difficult to determine specifically to be which sideslip switch is reported to the police or shutdown; need to check one by one, strengthened the accident diagnostic process time to the scene.
Summary of the invention
Technical problem to be solved in the utility model is, overcomes the deficiencies in the prior art part, and a kind of Auto-rectification Device for Belt Conveyer switch of carrying bulk cargo to use of being used to remote communicating function is provided.
The technical solution adopted in the utility model comprises housing, end cap, main shaft and torsion spring, on the housing inner main axis, be fixedly connected with adjustable first cam with trimming screw, second cam and the 3rd cam, in housing, also be welded with fixed leg, on described fixed leg, be fastened with and first cam with long spiro nail, corresponding first travel switch of second cam and the 3rd cam, second travel switch and third trip switch, in described first travel switch outside adapter plate is installed, and be connected with the wiring board that is used to install the sideslip ON-OFF control circuit by insulated column and attaching screw, outside housing, be fixed with a support on the main shaft, on this support, be bolted to connection edger roll.
The sideslip ON-OFF control circuit of installing on described wiring board comprises microprocessor; the address toggle switch; the RS485 communication module; power module and connection terminal; the input end of described microprocessor is ground connection location toggle switch respectively; first travel switch; second travel switch; the third trip switch; shut down flyback line and shut down the input line; first travel switch is also imported wire joint with shutdown simultaneously; the serial ports of microprocessor connects the communication interface of RS485 communication module; the input end of described RS485 communication module is by the communication interface of the RS485 communication module of RS485 connection connection upper class, and the input end of described power module connects the power interface of one-level by power lead.
Its working process is; the sideslip switch is given microprocessor after with state acquisition; microprocessor reads the unique address of the coding of address toggle switch as the sideslip switch; and detect first travel switch, shut down the input line, shut down the state of flyback line; when upper computer (PLC or PC) during by this machine of standard communications protocol Modbus rtu protocol inquiry sideslip switch address, microprocessor sends to upper computer with the state of the sideslip switch interface by the RS485 communication module.Power module becomes the 5V vdc to be used for the power supply of pull switch control circuit the 24V dc voltage conversion of input.
Compared with prior art; the utility model is owing to adopt adjustable type cam; directly adjustable type cam is fastened on the main shaft by trimming screw; thereby structure letter; the sideslip switch of the utility model sideslip ON-OFF control circuit directly links to each other with upper computer by the RS485 bus; can carry out communication; in practical engineering application; all sideslip switches are articulated on the communication interface of upper computer (PLC or PC) with a RS-485-6 dedicated communications cable; can carry out communication; needn't power lead be set in addition for the sideslip switch; thereby circuit structure is simple; connect the shutdown flyback line and shut down the input line by microprocessor; can directly judge the state of sideslip switch, provide to cause warning or the definite position of shutting down and the exact address of line fault that the speed that searches problem is fast; improved accident diagnostic process efficient, made maintenance work more convenient; safer.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the right elevation of Fig. 1;
Fig. 3 is a circuit structure block diagram of the present utility model.
Among the figure:
1. housing, 2. edger roll, 3. bearing; 4. vertical shaft, 5. support, 6. bolt; 7. fixed leg, 8. torsion spring, 9. main shaft; 10. trimming screw, 11. the 3rd cams, 12. second cams; 13. first cam, 14. insulated columns, 15. end caps; 16. attaching screw, 17. wiring boards, 18. long spiro nails; 19. adapter plate, 20. first travel switches, 21. second travel switches; 22. the third trip switch, 23. fix screws, 24. left limit pieces; 25. the right limit piece, 26. waterproof joints, 27. ground screw holes; 17-1. power module, 17-2.RS485 communication module, 17-3; microprocessor 17-4. address toggle switch, 17-5. shuts down flyback line, and 17-6. shuts down the input line; 17-7.RS485 connection, 17-8. power lead, 17-9. connection terminal.
The specific embodiment
As shown in drawings, the utility model comprises housing 1, by fix screw 23 housing 1 and end cap 15 are fixed together, between housing 1 and end cap 15, be equipped with and be used for water repellant O RunddichtringO, main shaft 9 is installed on housing 1, support 5 is installed on the main shaft 9 outside housing 1, on support 5, captive joint with the vertical shaft 4 of edger roll 2 by bolt 6, on the vertical shaft 4 in the edger roll 2 bearing 3 is installed, on housing 1 inner main axis 9, be equipped with and realize support 5 automatically reset torsion springs 8, on housing 1 inner main axis 9, adjustable first cam 13 is installed with trimming screw 10, second cam 12 and the 3rd cam 11, in housing 1, also be welded with fixed leg 7, described torsion spring 8 one ends are fixed on the main shaft 9, the other end abuts against on this fixed leg 7, on described fixed leg 7, be fastened with and first cam 13 with long spiro nail 18, second cam 12 and the 3rd cam 11 corresponding first travel switches 20, second travel switch 21 and third trip switch 22, described first travel switch 20, second travel switch 21 and third trip switch 22 carry binding screw, also be provided with housing 1 in the left and right sides of housing 1 outer support 5 and be the left limit piece 24 of one and right limit piece 25, at two ends, housing 1 left and right sides waterproof joint 26 is installed also, on the base of housing 1, be provided with ground screw hole 27, in first travel switch, 20 outsides adapter plate 17 is installed, and is connected with the wiring board 17 that is used to install the sideslip ON-OFF control circuit by insulated column 14 and attaching screw 16.
Described sideslip ON-OFF control circuit comprises that model is the microprocessor 17-3 of AT89C2051-24PU; address toggle switch 17-4; RS485 communication module 17-2; power module 17-1 and connection terminal 17-9; the input end of described microprocessor 17-3 is ground connection location toggle switch 17-4 respectively; first travel switch 20; second travel switch 21; the 3rd Cheng Kaiguan 22; shut down flyback line 17-5 and shut down input line 17-6; first travel switch 20 also is connected with shutdown input line 17-6 simultaneously; the serial ports of microprocessor 17-3 connects the communication interface of RS485 communication module 17-2; the input end of described RS485 communication module 17-2 connects the communication interface of the RS485 communication module of one-level; the input end of described power module 17-1 connects the power interface of one-level by power lead 17-8; described power lead 17-8; RS485 connection 17-7 and shutdown flyback line 17-5 are connected with connection terminal 17-9 respectively with shutdown input line 17-6, and connection terminal 17-9 also is used for being connected with the inlet wire cable.
The working process of described sideslip ON-OFF control circuit is; microprocessor 17-3 reads the unique address of the coding of address toggle switch 17-4 as this machine sideslip switch; and detect first travel switch 20, second travel switch 21, third trip switch 22, shut down flyback line 17-5 and shut down the mode of operation of importing line 17-6; when upper computer (PLC or PC) during by this machine of standard communications protocol Modbus rtu protocol inquiry pull switch address, microprocessor 17-3 sends to upper computer with the state of this machine sideslip switch interface by RS485 communication module 17-2.Power module 17-1 becomes the 5V vdc to be used for the power supply of pull switch control circuit the 24V dc voltage conversion of input.
During use, the utility model be installed in the mounting bracket of belt conveyer on by ground screw hole 27 ground screw, the set-point of sideslip switch is selected in the head of belt conveyer, tail and middle part, and be mounted in pairs in the belt both sides, edger roll 2 should be perpendicular with strap surface, entering housing 1 connection terminal interior and on the wiring board 17 by waterproof joint 26 bonded assembly cables by housing 1 incoming line is connected, unclamp the trimming screw 10 that is fastened on the main shaft 9, after adjusting the set angle of first cam 13 and second cam 12 and the 3rd cam 11, again that trimming screw 11 is fastening, realize and the setting make position of first travel switch 20 and second travel switch 21 and third trip switch 22 that wherein angle differs 12～15 degree between first cam 13 and second cam 12 and the 3rd cam 11.When the belt deviation situation appears in belt conveyer in operational process, the cross travel that produces when utilizing belt deviation makes edger roll 2 deflections, during slight sideslip, promptly reach 12 degree～15 when spending when angle of inclination, when the 3rd cam 11 reaches the setting make position with third trip switch 22, third trip switch 22 action is reported to the police and is exported the sideslip alerting signal; During serious sideslip; promptly reach 25 degree～30 when spending when angle of inclination, first cam 13 and second cam 12 and first travel switch 20 and second travel switch 21 reach when setting make position, and first travel switch 20 and second travel switch 21 move; emergency engine kill, and output sideslip shutdown signal.
Claims (2)
1. Auto-rectification Device for Belt Conveyer switch, comprise housing (1), edger roll (2), support (5), end cap (15), main shaft (9) and torsion spring (8), it is characterized in that, upward be fixedly connected with adjustable first cam (13) at housing (1) inner main axis (9) with trimming screw (10), second cam (12) and the 3rd cam (11), in housing (1), also be welded with fixed leg (7), tighten intrinsic and first cam (13) at described fixed leg (7), second cam (12) and corresponding first travel switch of the 3rd cam (11) (20), second travel switch (21) and third trip switch (22), in described first travel switch (20) outside adapter plate (19) is installed, and by insulated column (14) be connected with the wiring board (17) that is used to install the sideslip ON-OFF control circuit.
2. according to the described a kind of Auto-rectification Device for Belt Conveyer switch of claim 1; it is characterized in that; described sideslip ON-OFF control circuit comprises that model is the microprocessor (17-3) of AT89C2051-24PU; address toggle switch (17-4); RS485 communication module (17-2); power module (17-1) and connection terminal (17-9); the input end of described microprocessor (17-3) is ground connection location toggle switch (17-4) respectively; first travel switch (20); second travel switch (21); the 3rd Cheng Kaiguan (22); shut down flyback line (17-5) and shut down input line (17-6); first travel switch (20) also is connected with shutdown input line (17-6) simultaneously; the serial ports of microprocessor (17-3) connects the communication interface of RS485 communication module (17-2); the input end of described RS485 communication module (17-2) connects the communication interface of the RS485 communication module of one-level; the input end of described power module (17-1) connects the power interface of one-level, described power lead (17-8) by power lead (17-8); RS485 connection (17-7) and shutdown flyback line (17-5) are connected with connection terminal (17-9) respectively with shutdown input line (17-6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201744868U CN201694636U (en) | 2010-04-29 | 2010-04-29 | Deviation switch of belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201744868U CN201694636U (en) | 2010-04-29 | 2010-04-29 | Deviation switch of belt conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201694636U true CN201694636U (en) | 2011-01-05 |
Family
ID=43395878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201744868U Expired - Fee Related CN201694636U (en) | 2010-04-29 | 2010-04-29 | Deviation switch of belt conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201694636U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103332462A (en) * | 2013-06-14 | 2013-10-02 | 江苏永钢集团有限公司 | Deviation switch with in-situ indicator lamps |
| CN109092908A (en) * | 2018-07-09 | 2018-12-28 | 邯郸钢铁集团有限责任公司 | A kind of loop strip running deviation detection device |
| CN111824717A (en) * | 2020-08-07 | 2020-10-27 | 广州贯力科技有限公司 | A thing networking off tracking sensor device for belt off tracking detects |
| CN112727676A (en) * | 2020-12-31 | 2021-04-30 | 国投白银风电有限公司 | Device for quickly adjusting yaw cam switch of wind generating set |
| CN113753526A (en) * | 2021-10-21 | 2021-12-07 | 太原致知科技开发有限公司 | Intelligent deviation detection device and method and storable medium |
-
2010
- 2010-04-29 CN CN2010201744868U patent/CN201694636U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103332462A (en) * | 2013-06-14 | 2013-10-02 | 江苏永钢集团有限公司 | Deviation switch with in-situ indicator lamps |
| CN109092908A (en) * | 2018-07-09 | 2018-12-28 | 邯郸钢铁集团有限责任公司 | A kind of loop strip running deviation detection device |
| CN111824717A (en) * | 2020-08-07 | 2020-10-27 | 广州贯力科技有限公司 | A thing networking off tracking sensor device for belt off tracking detects |
| CN112727676A (en) * | 2020-12-31 | 2021-04-30 | 国投白银风电有限公司 | Device for quickly adjusting yaw cam switch of wind generating set |
| CN113753526A (en) * | 2021-10-21 | 2021-12-07 | 太原致知科技开发有限公司 | Intelligent deviation detection device and method and storable medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20130429 |