CN208564656U - It is a kind of based on the electric barring axially engaged - Google Patents
It is a kind of based on the electric barring axially engaged Download PDFInfo
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- CN208564656U CN208564656U CN201821077061.8U CN201821077061U CN208564656U CN 208564656 U CN208564656 U CN 208564656U CN 201821077061 U CN201821077061 U CN 201821077061U CN 208564656 U CN208564656 U CN 208564656U
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Abstract
The utility model discloses a kind of based on the electric barring axially engaged, including control system, motor, speed reducer, output shaft, output gear, jiggering gear, cabinet, piston, oil circuit switching solenoid valve and output gear position sensor, jiggering gear is mounted on turbine spindle after connecting with jiggering main shaft interference, output gear is connected with exporting axis by an automatic clutch, piston is set on the output shaft, an oil hydraulic cylinder is formed between piston and cabinet, output gear and automatic clutch are located on the left of oil hydraulic cylinder, external screw thread is equipped on the outside of output shaft, it is equipped on the inside of automatic clutch and cooperates externally threaded internal screw thread, the bottom of box is equipped with the opening of cooperation output gear and jiggering gear, the disengagement gap of output gear and jiggering gear is 20mm.The utility model is once coming into operation, fully automatic operation, manual intervention is not necessarily in operational process, high degree of automation, high reliability, flexible operation mode, failure rate is low, and maintenance is at low cost.
Description
Technical field
The utility model relates to a kind of electric barrings more particularly to a kind of based on the electric barring axially engaged.
Background technique
Electric barring is usually made of jiggering mechanical equipment and jiggering electric control system two parts, and user is using electronic
It when jiggering, is put into operation, when meeting electric barring entry condition, turning motor automatic running completes engagement action, band
Dynamic spindle rotor accelerates to rated speed within the set time, and when main system starting, electric barring is disengaged, and turning motor stops
Machine.Currently, engagement process the degree of automation of common electronic disk output gear and jiggering gear is low, when main system starting,
Electric barring needs human intervention that could smoothly disengage, and reliability cannot ensure that mode of operation is also inflexible, failure rate compared with
Height, maintenance higher cost, application field are not wide enough.
Utility model content
The utility model provides a kind of cranking system one to solve above-mentioned defect existing in the prior art and deficiency
Through coming into operation, fully automatic operation is not necessarily to manual intervention in operational process, has high degree of automation, high reliability, operation side
The advantages that formula is flexible, and failure rate is low, maintenance is at low cost, can be applied to steam turbine drawing generator group, steam turbine dragging
The fields such as compressor set, motor run blower unit and compressor set based on the electric barring axially engaged and its work side
Method.
The technical solution of the utility model includes: a kind of based on the electric barring axially engaged, including control system, motor, subtract
Fast machine, output shaft, output gear, jiggering gear, cabinet, piston, oil circuit switching solenoid valve and output gear position sensor, institute
It states after jiggering gear is connect with jiggering main shaft interference and is mounted on turbine spindle, the output gear passes through an automatic clutch
It is connected with exporting axis, the piston is set on the output shaft, and an oil hydraulic cylinder, the output gear are formed between the piston and cabinet
Wheel and automatic clutch are located on the left of oil hydraulic cylinder, and the piston is located on the right side of oil hydraulic cylinder, and external screw thread is equipped on the outside of the output shaft,
It is equipped on the inside of the automatic clutch and cooperates externally threaded internal screw thread, the bottom of box is equipped with cooperation output gear and jiggering tooth
The disengagement gap of the opening of wheel, the output gear and jiggering gear is 20mm.
Preferably, the cabinet upper end is equipped with pull-fork assembly, and the pull-fork assembly includes the shift fork for cooperating output gear, peace
The shift fork gear for filling the shift fork rack gear of shift fork, installing the rack shaft of shift fork rack gear and shift fork rack gear being driven to move horizontally, described group
Prong wheel is mounted on top of the box by a gear shaft, and the rack shaft is horizontally disposed, and the gear shaft is vertically arranged.
Preferably, the top of the box is equipped with the first handwheel of cooperating teeth wheel shaft, and first handwheel passes through proficiency wheel seat
It is mounted on cabinet, first handwheel is equipped with handle, and the gear shaft is connected by the first general flat key and hexagon socket head cap screw
The first handwheel is connect, the shift fork gear passes through the second general flat key tooth connection wheel shaft, is additionally provided with cooperation hand on first handwheel
The curved handle slot of handle, bolt and compressed spring are equipped in the curved handle slot, and the catch top is equipped with fork.
This kind of structure makes it have manual operation mode, greatly improves its safety in utilization；The jiggering shape of this kind of mode
State starts permission highest, and all breakdown judges require the personnel for being familiar with electric barring by live artificial judgment, this operation
It is operated, so as to avoid an accident situation.Under hand turning operation mode, electric barring must be manually started, artificial to stop,
Control system no longer automatically controls.
Preferably, speed reducer is connected by a terminal pad on the right side of the cabinet, diameter is greater than connection on the left of the terminal pad
Diameter on the right side of disk, the cabinet left side central portion are equipped with the first tapered roller bearing of cooperation output shaft, first taper roller
Gland is equipped on the outside of bearing；Cabinets cavity is divided into cabinet left chamber and cabinet right chamber by the piston, the output gear and automatic
Clutch is located in cabinet left chamber, and the second tapered roller bearing is equipped between the output shaft and cabinet right chamber.
Preferably, interconnected vertical lubricant passage way and lateral lubricant passage way are equipped on the right side of the cabinet, it is described vertical
Lubricant passage way one end is located at the bottom of box, and the vertical lubricant passage way other end connects cabinet right chamber, described transverse direction lubricant passage way one end
On the right side of cabinet, the lateral lubricant passage way other end connects cabinet left chamber, and the top of the box is additionally provided with lifting lug.
Preferably, the output gear position sensor uses inductance approach switch, and the inductance approach switch is logical
It crosses screw rod and nut is connected on cabinet, the left side of the output gear is directed at inductance approach switch, and the inductance type is close
Switch is located at the lower section of pull-fork assembly.
Preferably, it is equipped with motor shroud at the top of the motor and cooperates motor shroud limit switch and the drive of motor shroud
Second handwheel of dynamic motor shroud movement, the cabinet side is equipped with the left oil pipe on the left of connection oil hydraulic cylinder and to be connected to oil hydraulic cylinder right
The right oil pipe of side, the left oil pipe are connected with right oil pipe by oil circuit switching solenoid valve, and oil circuit switching solenoid valve bottom is set
There is the pipe fitting for connecting external oil circuit, the left oil pipe is equipped with angle coupling and compound gasket.
Preferably, the control system includes PLC controller, the touch screen being connected in PLC controller, frequency converter, electricity
Machine, output gear position sensor, throws limit switch in place and motor shroud limit switch away at oil circuit switching solenoid valve.
Preferably, the PLC controller: having logical operation function and supports to be connected to touch screen, frequency converter and watch
The CPU element for taking driving, is connect with touch screen by Ethernet, is connect by RS485 with frequency converter；
The touch screen: it for showing information and receiving input operation, can graphically to user's display systems and set
Standby operating status；
The frequency converter: applying converter technique and microelectric technique, is controlled by changing motor frequency mode of working power supply
The operating status of ac motor processed；
The oil circuit switching solenoid valve: using as the executive component in control system, realizes PLC to system oil-way control
Function processed；
The motor shroud limit switch: using as the signal input element in control system, for detecting motor shield
Whether cover is installed in place；
The output gear position sensor: the signal input element as control system uses, and is for detecting jiggering
No engagement is in place；
Described to throw limit switch in place away: the signal input element as control system uses, for whether detecting jiggering
It throws away in place.
A kind of working method based on the electric barring axially engaged gives starting jiggering letter when system needs to put into
Number, turning motor frequency converter powers on, speed of mainshaft sensor detect the speed of mainshaft whether be stationary state, if main shaft it is static,
System oil pressure is normal, and PLC issues engagement magnet electrical instruction, and clutch magnet obtains electric, system pressure oil and phase on the left of oil hydraulic cylinder
It is logical, while motor inverter adjusting frequency makes jiggering output shaft revolving speed 1r/min, jiggering automatic clutch enters engagement process；Oil
Pressure oil is passed through on the right side of cylinder pressure, piston pushes automatic clutch and output gear to move downward；Output gear is set to overcome disengagement
The gap 20mm；State, in the process if output gear teeth portion and jiggering gear tooth slot are in same position, the output gear gear teeth
Portion is divided into jiggering gear tooth slot, and the first stage completes；If output gear teeth portion and jiggering gear tooth are in same position, at this time
Output gear cannot move axially, and since output shaft is with the operating of 1r/min speed, driving output gear to move in a circle makes
Output gear teeth portion and jiggering gear tooth staggered positions, until output gear teeth portion and jiggering gear tooth slot are in same position
It sets, output gear teeth portion is divided into jiggering gear tooth slot, and the first stage completes to enter second stage；Jiggering gear on turbine spindle
Revolving speed is 0r/min, output gear teeth portion be also it is static, output shaft revolving speed is 1r/min, herein the automatic clutch on output shaft
Screw thread pair starts working in device, generates axial force to the right to the left, and output gear is driven to move downward to the right until output gear
Wheel end face is contacted with left side step on the right side of output axle thread, and output gear and jiggering gear are at a fully engaged at this time, complete second-order
Section；Output gear position sensor provides signal engagement process and enters the phase III at this time, after delay 10 seconds, PLC controller hair
Clutch magnet loses power loss instruction out, and lubrication side obtains electric, and system pressure oil and gear pair lubrication spray bar, which communicate, gives gear pair spray
Oil lubrication；PLC controller controls frequency converter, and turning motor speedup was engaged to rated speed, jiggering completion within the set time
Journey；After main system starting, the speed of mainshaft is raised to greater than after jiggering rated speed, output gear and the passive relationship of jiggering gear master
With, conversely, because the effect of screw thread pair is so that automatic clutch generates the axial force to from left to right, clutch drives defeated when jiggering
Gear axially moves to from left to right out, and output gear is out of gear with jiggering, completes jiggering and is detached from process.It is led when DCS is issued
When axis revolving speed is greater than jiggering rated speed 100r/min, PLC controller issues the instruction of suspension vehicle motor, and turning motor stops,
Complete entire jiggering process.
The cranking system of the utility model is once coming into operation, fully automatic operation, and manual intervention, tool are not necessarily in operational process
There are high degree of automation, high reliability, flexible operation mode, and failure rate is low, maintenance is at low cost, can be applied to
The fields such as steam turbine drawing generator group, steam turbine dragging compressor set, motor run blower unit and compressor set.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the utility model removes manual operation section；
Fig. 2 is the schematic side view of the utility model；
Structural schematic diagram when Fig. 3 is the jiggering engagement of the utility model；
1. motor in figure, 2. speed reducers, 3. cabinets, 4. output shafts, 5. output gears, 6. jiggering gears, 7. shift forks, 8.
Piston, 9. automatic clutches, 10. external screw threads, 11. internal screw threads, 12. first tapered roller bearings, 13. glands, 14. output gears
Wheel position sensor, 15. screw rods, 16. nuts, 17. shift fork gears, 18. shift fork rack gears, 19. rack shafts, 20. terminal pads, 21.
Second tapered roller bearing, 22. gear shafts, 23. first handwheels, 24. bolts, 25. compressed springs, 26. forks, 27. handles,
28. the first general flat key, 29. second general flat keys, 30. handwheel seats, 31. motor shrouds, 32. motor shroud limit switches,
33. the second handwheel, 34. oil circuit switching solenoid valves, 35. left oil pipes, 36. angle couplings, 37. pipe fittings, 38. lateral lubricating oil,
39. vertical lubricant passage way, 40. lifting lugs.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing, but is not that model is protected to the utility model
The limitation enclosed.
As shown in Figure 1-3, a kind of based on the electric barring axially engaged, including it is control system, motor 1, speed reducer 2, defeated
Shaft 4, output gear 5, jiggering gear 6, cabinet 3, piston 8, oil circuit switching solenoid valve 34 and output gear position sensor 14,
Jiggering gear 6 is mounted on turbine spindle after connecting with jiggering main shaft interference.Output gear 5 by an automatic clutch 9 with
Output shaft 4 connects, and 8 sets of piston on output shaft 4, form an oil hydraulic cylinder between piston 8 and cabinet 3, output gear 5 and automatic
Clutch 9 is located on the left of oil hydraulic cylinder, and piston 8 is located on the right side of oil hydraulic cylinder, and external screw thread 10, automatic clutch 9 are equipped on the outside of output shaft 4
Inside is equipped with the internal screw thread 11 of cooperation external screw thread 10.3 bottom of cabinet is equipped with the opening of cooperation output gear 5 and jiggering gear 6,
The disengagement gap of output gear 5 and jiggering gear 6 is 20mm.3 upper end of cabinet is equipped with pull-fork assembly, and pull-fork assembly includes that cooperation is defeated
The shift fork 7 of gear 5, the shift fork rack gear 18 for installing shift fork 7, the rack shaft 19 of installation shift fork rack gear 18 and drive shift fork rack gear 18 out
The shift fork gear 17 moved horizontally, shift fork gear 17 are mounted on 3 top of cabinet by a gear shaft 22, and 19 level of rack shaft is set
It sets, gear shaft 22 is vertically arranged.The first handwheel 23 of cooperating teeth wheel shaft 22 is equipped at the top of cabinet 3, the first handwheel 23 passes through on the other hand
Wheel seat 30 is mounted on cabinet 3, and the first handwheel 23 is equipped with handle 27, and gear shaft 22 passes through the first general flat key 28 and interior six
Corner bolt connects the first handwheel 23, and shift fork gear 17 passes through 29 tooth connection wheel shaft 22 of the second general flat key, goes back on the first handwheel 23
Equipped with the curved handle slot for cooperating handle 27, it is equipped with bolt 24 and compressed spring 25 in curved handle slot, is equipped at the top of bolt 24
Fork 26.Speed reducer 2 is connected by a terminal pad 20 on the right side of cabinet 3,20 left side diameter of terminal pad is greater than 20 right side of terminal pad
Diameter, 3 left side central portion of cabinet are equipped with the first tapered roller bearing 12 of cooperation output shaft 4,12 outside of the first tapered roller bearing
Equipped with gland 13；Cabinets cavity is divided into cabinet left chamber and cabinet right chamber by piston 8, and output gear 5 and automatic clutch 9 are located at
In cabinet left chamber, the second tapered roller bearing 21 is equipped between output shaft 4 and cabinet right chamber.It is equipped with and is interconnected on the right side of cabinet 3
Vertical lubricant passage way 39 and lateral lubricant passage way 38, vertical 39 one end of lubricant passage way is located at 3 bottom of cabinet, vertical lubricant passage way
39 other ends connect cabinet right chamber, and lateral 38 one end of lubricant passage way is located at 3 right side of cabinet, and lateral 38 other end of lubricant passage way connects
Connect cabinet left chamber.Output gear position sensor 14 uses inductance approach switch, and inductance approach switch passes through 15 He of screw rod
Nut 16 is connected on cabinet 3, and the left side of output gear 5 is directed at inductance approach switch, and inductance approach switch is located at shift fork
The lower section of component.It is equipped with motor shroud 31 at the top of motor 1 and cooperates the motor shroud limit switch 32 of motor shroud 31 and drives
The second handwheel 33 that dynamic motor shroud 31 acts, 3 side of cabinet be equipped with left oil pipe 35 on the left of connection oil hydraulic cylinder be connected to oil pressure
Right oil pipe on the right side of cylinder, left oil pipe 35 and right oil pipe are connected by oil circuit switching solenoid valve 34,34 bottom of oil circuit switching solenoid valve
Equipped with the pipe fitting 37 for connecting external oil circuit, left oil pipe 35 is equipped with angle coupling 36 and compound gasket.Control system includes
PLC controller, the touch screen being connected in PLC controller, frequency converter, motor 1, oil circuit switching solenoid valve 34, output gear position
It sets sensor 14, throw limit switch in place and motor shroud limit switch 32 away.
PLC controller: having logical operation function and supports the CPU for being connected to touch screen, frequency converter and servo-drive
Unit, is connect by Ethernet with touch screen, is connect by RS485 with frequency converter；
Touch screen:, can be graphically to user's display systems and equipment for showing information and receiving input operation
Operating status；
Frequency converter: applying converter technique and microelectric technique, is handed over by changing motor frequency mode of working power supply to control
The operating status of galvanic electricity motivation；
Oil circuit switching solenoid valve: using as the executive component in control system, realizes that PLC controls function to system oil-way
Energy；
Motor shroud limit switch: using as the signal input element in control system, is for detecting motor shroud
It is no to be installed in place；
Output gear position sensor: the signal input element as control system uses, for detecting whether jiggering is nibbled
It closes in place；
Throw limit switch in place away: the signal input element as control system uses, for detecting whether jiggering is thrown away
In place.
A kind of working method based on the electric barring axially engaged gives starting jiggering letter when system needs to put into
Number, turning motor frequency converter powers on, speed of mainshaft sensor detect the speed of mainshaft whether be stationary state, if main shaft it is static,
System oil pressure is normal, and PLC issues engagement magnet electrical instruction, and clutch magnet obtains electric, system pressure oil and phase on the left of oil hydraulic cylinder
It is logical, while motor inverter adjusting frequency makes jiggering output shaft revolving speed 1r/min, jiggering automatic clutch enters engagement process；Oil
Pressure oil is passed through on the right side of cylinder pressure, piston pushes automatic clutch and output gear to move downward；Output gear is set to overcome disengagement
The gap 20mm；State, in the process if output gear teeth portion and jiggering gear tooth slot are in same position, the output gear gear teeth
Portion is divided into jiggering gear tooth slot, and the first stage completes；If output gear teeth portion and jiggering gear tooth are in same position, at this time
Output gear cannot move axially, and since output shaft is with the operating of 1r/min speed, driving output gear to move in a circle makes
Output gear teeth portion and jiggering gear tooth staggered positions, until output gear teeth portion and jiggering gear tooth slot are in same position
It sets, output gear teeth portion is divided into jiggering gear tooth slot, and the first stage completes to enter second stage；Jiggering gear on turbine spindle
Revolving speed is 0r/min, output gear teeth portion be also it is static, output shaft revolving speed is 1r/min, herein the automatic clutch on output shaft
Screw thread pair starts working in device, generates axial force to the right to the left, and output gear is driven to move downward to the right until output gear
Wheel end face is contacted with left side step on the right side of output axle thread, and output gear and jiggering gear are at a fully engaged at this time, complete second-order
Section；Output gear position sensor provides signal engagement process and enters the phase III at this time, after delay 10 seconds, PLC controller hair
Clutch magnet loses power loss instruction out, and lubrication side obtains electric, and system pressure oil and gear pair lubrication spray bar, which communicate, gives gear pair spray
Oil lubrication；PLC controller controls frequency converter, and turning motor speedup was engaged to rated speed, jiggering completion within the set time
Journey；After main system starting, the speed of mainshaft is raised to greater than after jiggering rated speed, output gear and the passive relationship of jiggering gear master
With, conversely, because the effect of screw thread pair is so that automatic clutch generates the axial force to from left to right, clutch drives defeated when jiggering
Gear axially moves to from left to right out, and output gear is out of gear with jiggering, completes jiggering and is detached from process.It is led when DCS is issued
When axis revolving speed is greater than jiggering rated speed 100r/min, PLC controller issues the instruction of suspension vehicle motor, and turning motor stops,
Complete entire jiggering process.
The Specifeca tion speeification of the utility model is as follows:
1, jiggering working environment: environment temperature: 5-60 DEG C；Ambient humidity: 20 DEG C of relative humidity≤80%；Working power:
50Hz±1Hz；380V ± 10% (control working power: DC24V)；Lubricating oil: 8l/min；0.12-0.20Mpa；Output turns
Speed: n=100r/min；Output torque: T=5000N*m；Power of motor: P=55KW；Motor explosive-proof grade: EXdIIBT4；Electricity
Machine shell protection grade: IP55；The motor class of insulation: F grades；The motor type of cooling: IC4II；The gear reducer lube trade mark: CLR
220；
2, turning motor power P=55Kw, the explosion-proof mark ExdIIBT4 of motor, shell protection grade IP55, class of insulation F
Grade, type of cooling IC411.
3, jiggering revolving speed n=100r/min, jiggering rated output torque T=5000Nm.
4, when jiggering is installed, jiggering gear wheel must be made substantially aligned (position of engagement) in the left and right end face of pinion gear, and palpus
Keep two jiggering gear teeth faces uniform along teeth directional contact；Backlash should be 0.8-1.0mm and (be added gasket adjust in jiggering bottom surface when necessary
It is whole), each foundation bolt is tightened after adjusting, with drilling and reamingTaper pin-hole is simultaneously positioned with corresponding taper pin.
5, jiggering is formal before use, no-load running and load test run must be carried out, steps are as follows for test run: the first stage: disk
Vehicle no-load running；Second stage: jiggering drives turbine rotor to operate together.Above each duration of runs in stage cannot be less than 2
Hour, phenomena such as jiggering answers smooth running, no shock and vibration.At each sealing and faying face must not oil leak.
6, jiggering retarder uses L-CKD460 gear oil, moistens oil mass about 55L, in the process of running should be by regulation below
Checked and safeguarded: every half a year: detecting decelerator oil and oil level, oil sealing sealing do not cause the conventional detection of water clock sternly.Every three
Year: replace whole lubricating oil.Every 5 years: replace whole lubricating oil, replacement motor bearing lubricating grease Shell Alvania RL3,
Replace Simmer ring.
7, main scope of supply: retarder, motor, installation bolt, taper pin etc..
8, before formal installation, jiggering and pedestal faying face need to uniformly smear oil resistant sealant.
9, it can be installed according to the actual situation with facilitating appropriate moving pin hole site when general assembly.
10, jiggering weighs about 1303Kg.
11. surface paint is executed by paint operation technique.
When the utility model is used, operable automatically and manual operation；
Wherein being automatically brought into operation can be divided into:
1. local operation
1) breaker in control cabinet is placed in ON state by OFF, " power supply instruction " indicator light lights；
2) confirmation jiggering is in unfaulty conditions, there is then point touching screen the Reset button elimination failure；
3) jiggering is in disengaged condition, and touch screen " disengage and indicate in place " lights；
4) control cabinet panel " local/remote " switching switch is placed in local state；
5) " starting " button on pushing operation panel；
6) " instruction of jiggering investment " indicator light lights；
7) it when the speed of mainshaft is Orpm, is delayed 5s (can set), the operation of turning motor low speed, operation panel " jiggering operation
Instruction " indicator light lights, and " instruction of jiggering investment " indicator light extinguishes；Start automatic engagement.
8) " engagement indicates in place " lights on touch screen, and jiggering engages in place；
9) turning motor Accelerating running drives spindle rotor to accelerate to rated speed within the set time；
10) when spindle rotor revolving speed is greater than specified+5rpm or pushing operation panel " stopping ", turning motor stops, operation
Panel " jiggering operation instruction " indicator light extinguishes；Automatic simultaneously to disengage, after disengaging in place, " disengage and indicate in place " is lighted；
2. touch screen operation
1) control cabinet inner breaker is placed in ON state by OFF, " power supply instruction " indicator light lights；
2) confirmation jiggering is in unfaulty conditions, there is then point touching screen the Reset button elimination failure；
3) jiggering is in disengaged condition, and touch screen " disengage and indicate in place " lights；
4) control cabinet panel " local/remote " switching switch is placed in local state；
5) " starting " button on touch screen is pressed；
6) touch screen " instruction of jiggering investment " lights；
7) it when the speed of mainshaft is Orpm, is delayed 5s (can set), the operation of turning motor low speed, " jiggering operation refers to touch screen
Show " it lights, " instruction of jiggering investment " instruction is extinguished；Start simultaneously at automatic engagement.
8) touch screen " engagement indicates in place " lights, and jiggering engages in place；
9) turning motor Accelerating running drives spindle rotor to accelerate to rated speed within the set time
10) when spindle rotor revolving speed is greater than specified+5rpm or presses touch screen " stopping ", turning motor stops, operating surface
Plate " jiggering operation instruction " indicator light extinguishes；Automatic simultaneously to disengage, after disengaging in place, " disengage and indicate in place " is lighted；
3. remote operation
1) DCS operation interface shows that jiggering is in unfaulty conditions, has, and sends Reset instruction and eliminates failure；
2) DCS operation interface shows that jiggering is in teleoperation mode
3) DCS sends long-range start command to local；
4) DCS operation interface shows jiggering investment；
5) it when the speed of mainshaft is Orpm, is delayed 5s (can set), the operation of turning motor low speed, DCS operation interface display panel
Vehicle motor operation；Start simultaneously at automatic engagement.
6) DCS operation interface shows that jiggering is engaged to position；
7) turning motor Accelerating running drives spindle rotor to accelerate to rated speed within the set time；
8) when spindle rotor revolving speed is greater than specified+5rpm or sends " stopping " instruction, turning motor stops, and DCS operates boundary
Face display panel Chefei's motor operation is seen；Automatic simultaneously to disengage, DCS operation interface shows that jiggering is in non-disengaged condition；
Wherein manual operation mode jiggering state starts permission highest, all breakdown judges by live artificial judgment, this
Operation, which requires, to be familiar with the personnel of electric barring equipment and operates, so as to avoid an accident situation.Mould is operated in hand turning
Under formula, electric barring equipment must be manually started, artificial to stop, and control system no longer automatically controls；
Steps are as follows for manual operation:
Touch screen switches to hand turning interface, clicks " being automatically brought into operation " button, (if active user's Insufficient privilege, it will
Automatically jumping out user logins interface, needs to again tap on this button after logining), button becomes red background, and text becomes " manually
Operation ", while top " hand turning " button starts to flash, into hand turning mode, remotely-or locally operation is to prohibit at this time
It only, is invalid.
1) motor low speed is run
" operation of motor low speed " is clicked until Button Color becomes green, motor low speed is run at this time, for determining motor
Whether it is work rotation direction, clicks " motor stopping ", motor is out of service；
2) hand turning
Turning motor shield is taken, " jiggering ", " disengagement " two nameplates below operation handle are observed, then to " jiggering "
Locality push operation handle, while handwheel is rotated along operative orientation, jiggering pinion gear starts mobile straight to the position of engagement
Extremely at a fully engaged with jiggering gear wheel, rotation handwheel is until turning motionless.Barring gear engagement at this time is in place.The lower right corner
Indicator light is bright in place for engagement.
3) motor full speed running
" clicking low speed operation " is first clicked, " motor operation " instruction is lighted in picture, then clicks " motor full speed running " directly
Become green to Button Color, motor accelerates to rated speed within the set time at this time, clicks " motor stopping ", and motor stops
Operation.By 2) reverse operation, jiggering is disengaged in place.
Claims (9)
1. a kind of based on the electric barring axially engaged, including control system, motor, speed reducer, output shaft, output gear, disk
Skiving wheel, cabinet, piston, oil circuit switching solenoid valve and output gear position sensor, the jiggering gear and jiggering main shaft mistake
It is full of after connecting and is mounted on turbine spindle, it is characterised in that: the output gear is connected by an automatic clutch and output shaft
Connect, the piston is set on the output shaft, between the piston and cabinet formed an oil hydraulic cylinder, the output gear and automatically from
Clutch is located on the left of oil hydraulic cylinder, and the piston is located on the right side of oil hydraulic cylinder, equipped with external screw thread on the outside of the output shaft, it is described automatically from
It being equipped on the inside of clutch and cooperates externally threaded internal screw thread, the bottom of box is equipped with the opening of cooperation output gear and jiggering gear,
The disengagement gap of the output gear and jiggering gear is 20mm.
2. according to claim 1 a kind of based on the electric barring axially engaged, it is characterised in that: the cabinet upper end is set
There is pull-fork assembly, the pull-fork assembly includes the shift fork for cooperating output gear, the shift fork rack gear for installing shift fork, installation shift fork rack gear
Rack shaft and drive the shift fork gear that moves horizontally of shift fork rack gear, the shift fork gear is mounted on cabinet top by a gear shaft
Portion, the rack shaft is horizontally disposed, and the gear shaft is vertically arranged.
3. according to claim 2 a kind of based on the electric barring axially engaged, it is characterised in that: the top of the box is set
There is the first handwheel of cooperating teeth wheel shaft, first handwheel is mounted on cabinet by proficiency wheel seat, is set on first handwheel
There is a handle, the gear shaft connect the first handwheel with hexagon socket head cap screw by the first general flat key, and the shift fork gear passes through the
Two general flat key tooth connection wheel shafts are additionally provided with the curved handle slot of cooperation handle, the curved handle slot on first handwheel
In be equipped with bolt and compressed spring, the catch top be equipped with fork.
4. according to claim 1 a kind of based on the electric barring axially engaged, it is characterised in that: logical on the right side of the cabinet
Terminal pad connection speed reducer is crossed, diameter is greater than diameter on the right side of terminal pad on the left of the terminal pad, and the cabinet left side central portion is set
There is the first tapered roller bearing of cooperation output shaft, is equipped with gland on the outside of first tapered roller bearing；The piston is by case
Intracoelomic cavity is divided into cabinet left chamber and cabinet right chamber, and the output gear and automatic clutch are located in cabinet left chamber, the output
The second tapered roller bearing is equipped between axis and cabinet right chamber.
5. according to claim 1 a kind of based on the electric barring axially engaged, it is characterised in that: set on the right side of the cabinet
There are interconnected vertical lubricant passage way and lateral lubricant passage way, described vertical lubricant passage way one end to be located at the bottom of box, vertically
The lubricant passage way other end connects cabinet right chamber, and described transverse direction lubricant passage way one end is located on the right side of cabinet, and lateral lubricant passage way is another
End connection cabinet left chamber, the top of the box is additionally provided with lifting lug.
6. according to claim 1 a kind of based on the electric barring axially engaged, it is characterised in that: the output gear position
Sensor is set using inductance approach switch, the inductance approach switch is connected on cabinet by screw rod and nut, described
The left side of output gear is directed at inductance approach switch, and the inductance approach switch is located at the lower section of pull-fork assembly.
7. according to claim 1 a kind of based on the electric barring axially engaged, it is characterised in that: set at the top of the motor
There is motor shroud and cooperates the motor shroud limit switch of motor shroud and the second handwheel of driving motor shield movement, it is described
Cabinet side is equipped with the left oil pipe being connected on the left of oil hydraulic cylinder and the right oil pipe being connected on the right side of oil hydraulic cylinder, the left oil pipe and right oil pipe
It is connected by oil circuit switching solenoid valve, oil circuit switching solenoid valve bottom is equipped with the pipe fitting for connecting external oil circuit, the left side
Oil pipe is equipped with angle coupling and compound gasket.
8. according to claim 7 a kind of based on the electric barring axially engaged, it is characterised in that: the control system packet
Touch screen, frequency converter, motor, the oil circuit switching solenoid valve, output gear position for including PLC controller, being connected in PLC controller
Sensor throws limit switch in place and motor shroud limit switch away.
9. according to claim 8 a kind of based on the electric barring axially engaged, it is characterised in that: the PLC controller:
Have logical operation function and support to be connected to the CPU element of touch screen, frequency converter and servo-drive, by Ethernet with
Touch screen connection, is connect by RS485 with frequency converter；
The touch screen:, can be graphically to user's display systems and equipment for showing information and receiving input operation
Operating status；
The frequency converter: applying converter technique and microelectric technique, is handed over by changing motor frequency mode of working power supply to control
The operating status of galvanic electricity motivation；
The oil circuit switching solenoid valve: using as the executive component in control system, realizes that PLC controls function to system oil-way
Energy；
The motor shroud limit switch: using as the signal input element in control system, is for detecting motor shroud
It is no to be installed in place；
The output gear position sensor: the signal input element as control system uses, for detecting whether jiggering is nibbled
It closes in place；
Described to throw limit switch in place away: the signal input element as control system uses, for detecting whether jiggering is thrown away
In place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821077061.8U CN208564656U (en) | 2018-07-09 | 2018-07-09 | It is a kind of based on the electric barring axially engaged |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821077061.8U CN208564656U (en) | 2018-07-09 | 2018-07-09 | It is a kind of based on the electric barring axially engaged |
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|---|---|
| CN208564656U true CN208564656U (en) | 2019-03-01 |
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| CN201821077061.8U Active CN208564656U (en) | 2018-07-09 | 2018-07-09 | It is a kind of based on the electric barring axially engaged |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109252905A (en) * | 2018-07-09 | 2019-01-22 | 浙江杰特优动力机械有限公司 | Based on the electric barring and its working method axially engaged |
| CN116545169A (en) * | 2023-05-24 | 2023-08-04 | 青岛石化检修安装工程有限责任公司 | Large-sized rotor jigger device |
-
2018
- 2018-07-09 CN CN201821077061.8U patent/CN208564656U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109252905A (en) * | 2018-07-09 | 2019-01-22 | 浙江杰特优动力机械有限公司 | Based on the electric barring and its working method axially engaged |
| CN116545169A (en) * | 2023-05-24 | 2023-08-04 | 青岛石化检修安装工程有限责任公司 | Large-sized rotor jigger device |
| CN116545169B (en) * | 2023-05-24 | 2024-05-17 | 青岛石化检修安装工程有限责任公司 | Large-sized rotor jigger device |
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| CP01 | Change in the name or title of a patent holder |
Address after: Jiaxing City, Zhejiang province 314511 Chongfu town Tongxiang city Hangzhou Road No. 308 Patentee after: Zhejiang jieteyou Power Machinery Co., Ltd Address before: Jiaxing City, Zhejiang province 314511 Chongfu town Tongxiang city Hangzhou Road No. 308 Patentee before: Zhejiang Jieteyou Power Machinery Co., Ltd. |
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