CN201746235U - Lifting hook bridge crane wire control and remote control circuit - Google Patents
Lifting hook bridge crane wire control and remote control circuit Download PDFInfo
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- CN201746235U CN201746235U CN2010201980269U CN201020198026U CN201746235U CN 201746235 U CN201746235 U CN 201746235U CN 2010201980269 U CN2010201980269 U CN 2010201980269U CN 201020198026 U CN201020198026 U CN 201020198026U CN 201746235 U CN201746235 U CN 201746235U
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Abstract
The utility model relates to lifting hook bridge crane wire control and remote control circuit composed of an AC contactor, a time relay, a button, a remote receiver, a travel switch, a safety switch and a cam controller; the AC contactor and the time relay are mounted on an insulation board, the insulation board is mounted on a T-shaped bracket, an electromagnetic shielding case covers the T-shaped bracket, the remote control receiver is mounted aside the electromagnetic shielding case; and the AC contactor, the button, the travel switch, the safety switch, the cam controller and a current relay are connected to form a return circuit. By adopting the lifting hook bridge crane wire control and remote control circuit, the user can adopt an electric command device in the driving cab to control the on-off state of the lifting hook bridge crane, the eastward, westward, southward and northward motions of a cart and a trolley, the ascending, descending and speed regulation of the lifting hook, and the user also can control the lifting hook bridge crane to have the motions on ground through wireless remote control mode.
Description
Technical field
The utility model relates to overhead crane with hook and handles control apparatus equipment, is specifically related to overhead crane with hook line traffic control and remote control change-over circuit.
Background technology
The manipulation of overhead crane with hook control at present is that the cam controller with electric command device has line control, cam controller and button are installed in the driver's cab of overhead crane with hook, driver's cab is installed in below the crossbeam, be in aerial, operating personal will be climbed to aerial driver's cab from the iron ladder of ascending a height, listen reception ground staff commander with visual ear, have line control to handle each action by electric command device.Operating personal and ground control personnel link up inconvenience, are subject to disturb.If the overhead crane with hook et out of order is parked in the position that does not have the iron ladder, operating personal is dangerous up and down.
Summary of the invention
The purpose of this utility model is in order to overcome problem and the shortcoming that above-mentioned prior art exists, a kind of overhead crane with hook line traffic control and remote control change-over circuit are provided, circuit of the present utility model is implemented in when keeping the wired control system of original aerial driver's cab electric command device, increase by a cover terrestrial radio remote control circuit, carry out two-way control; Can be in the driver's cab automatically controlled open and close of the wired manipulation overhead crane with hook of electric command device, the four corners of the world action of cart dolly, the lifting of suspension hook and speed governing; Also can operate above-mentioned action with radio remote controller, increase safe reliability and manoevreability on ground.When the electric command device that line control is arranged of driver's cab breaks down, available remote control circuit operation.
Overhead crane with hook line traffic control and remote control change-over circuit are made up of AC contactor, time relay, button, receiver of remote-control sytem, travel switch, safety switch, cam controller.AC contactor (KM1, KM2, KM3, KM4, KM5, KM6, KM7), time relay (KT0, KT1, KT2) are installed on the insulcrete, and insulcrete is installed on the T shape bearing support, again electro-magnetic shielding cover on T shape support outer mask.Receiver of remote-control sytem is installed in the electro-magnetic shielding cover next door, AC contactor KM0, button, current relay are installed in the electric power distribution cabinet of driver's cab in addition, safety switch JLK and cam controller are installed in driver's cab window limit, one stroke switch CAK is installed in the cab door next door, another travel switch LAK is installed in cart aisle hatch, four travel switches (SQ1, SQ2, SQ3, SQ4) are installed in respectively on the cart beam again, and one stroke switch S Q5 is installed on the dolly again; Shown in the by specification accompanying drawing 3, the parallel branch in switch loop is: receiver of remote-control sytem open contact S0 connects with time relay KT0 coil; The time-delay normally closed contact of time relay KT0 and button SB0 open contact, with the normally closed contact of cam controller DKT, XKT, JKT, with the normally closed contact of safety switch JLK, with the normally closed contact of travel switch CAK, LAK, connect with current relay FA0, FA1, FA2, FA3, FA4, FA5, FA6, FA7, FA8 and AC contactor KM0 coil; The open contact of AC contactor KM0 is in parallel with the normally closed contact of SB0 open contact, cam controller DKT, XKT, JKT; The open contact of time relay KT0 is in parallel with time-delay normally closed contact, the SB0 open contact of time relay KT0.In motor control loop, each parallel branch is: connect with the normally closed contact of the normally closed contact of AC contactor KM2, AC contactor KM1 coil, travel switch SQ1 after the open contact S1 of receiver of remote-control sytem and the open contact parallel connection of cam controller DKT; Another connects receiver of remote-control sytem open contact S2 and cam controller DKT with AC contactor KM1 normally closed contact, AC contactor KM2 coil, travel switch SQ2 normally closed contact after to the open contact parallel connection; Connect with AC contactor KM4 normally closed contact, AC contactor KM3 coil, travel switch SQ3 normally closed contact after the open contact parallel connection of receiver of remote-control sytem open contact S3 and cam controller XKT; Another of receiver of remote-control sytem open contact S4 and cam controller XKT connected with AC contactor KM3 normally closed contact, AC contactor KM4 coil, travel switch SQ4 normally closed contact after to the open contact parallel connection; Connect with AC contactor KM6 normally closed contact, AC contactor KM5 coil, travel switch SQ5 normally closed contact after the open contact parallel connection of the open contact of receiver of remote-control sytem open contact S5 and time relay KT1 and cam controller JKT; Another of receiver of remote-control sytem open contact S6 and time relay KT2 open contact and cam controller JKT connected with AC contactor KM5 normally closed contact, AC contactor KM6 coil after to the open contact parallel connection; Receiver of remote-control sytem open contact S7 connects with time relay KT2 normally closed contact, time relay KT1 coil; Receiver of remote-control sytem open contact S8 connects with time relay KTI normally closed contact, time relay KT2 coil; Connect with AC contactor KM7 coil after the time-delay open contact parallel connection of the time-delay open contact of time relay KT1 and time relay KT2.Overhead crane with hook line traffic control and remote control change-over circuit are installed in original switch protection side cashier's office in a shop; the input end of the open contact of its AC contactor KM1, KM2, KM3, KM4, KM5, KM6 is connected with the protective circuit major loop; mouth is connected with each driving motor stator terminals, and the coil of AC contactor is connected with travel switch.AC contactor KM1, KM2, KM3, KM4, KM5, KM6, the secondary contact of time relay KT1, KT2 are connected with the open contact of receiver of remote-control sytem with time relay KT0 coil.The main open contact of the secondary contact of AC contactor KM1, KM2, KM3, KM4, KM5, KM6 and AC contactor KM7 is connected with the contact of cam controller.
When driver's cab is handled, press start button after, the method for operating of handling the control of wired electric command device suspension hook, cart and dolly was with originally the same.After pressing the remote controller start button, the button of available remote controller closes moving the starting that wireless signal converts wire circuit to, be transported to overhead crane with hook line traffic control and remote control change-over circuit, control each electrical motor again by AC contactor and time relay, the starting of the three-phase alternating current motor of cooresponding suspension hook and cart dolly and drg Hydraulic Pump electrical motor and stopping.
The beneficial effects of the utility model are to keep under the condition of wired electric command device control of aerial driver's cab of overhead crane with hook, increase the terrestrial radio distant control function, realize two-way control, have improved safety and manoevreability.
Description of drawings
Fig. 1 is the original circuit block diagram of overhead crane with hook.
Fig. 2 has increased circuit block diagram of the present utility model.
Fig. 3 is the circuit diagram of overhead crane with hook line traffic control and remote control switching device.Wherein: KM0, KM1, KM2, KM3, KM4, KM5, KM6, KM7 are respectively AC contactor, KT0, KT1, KT2 are respectively time relays, DKT, XKT, JKT are respectively cam controllers, SQ1, SQ2, SQ3, SQ4, SQ5, CAK, LAK are respectively travel switches, SB0 is a button, JLK is a safety switch, FA0, FA1, FA2, FA3, FA4, FA5, FA6, FA7, FA8 are respectively current relays, and S0, S1, S2, S3, S4, S5, S6, S7, S8 are respectively the normally open contacts of receiver of remote-control sytem.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail:
As shown in Figure 3, overhead crane with hook line traffic control and remote control change-over circuit, by AC contactor, time relay, button, receiver of remote-control sytem, travel switch, safety switch, cam controller is formed, AC contactor (KM1, KM2, KM3, KM4, KM5, KM6, KM7), time relay (KT0, KT1, KT2) be installed on the insulcrete, insulcrete is installed on the T shape bearing support, electro-magnetic shielding cover on T shape support outer mask again, receiver of remote-control sytem is installed in the electro-magnetic shielding cover next door, AC contactor KM0 in addition, button, current relay is installed in the electric power distribution cabinet of driver's cab, safety switch JLK and cam controller are installed in driver's cab window limit, one stroke switch CAK is installed in the cab door next door, another travel switch LAK is installed in cart aisle hatch, four travel switch (SQ1 again, SQ2, SQ3, SQ4) be installed in respectively on the cart beam, one stroke switch S Q5 is installed on the dolly again; Shown in the by specification accompanying drawing 3, the parallel branch in switch loop is: receiver of remote-control sytem open contact S0 connects with time relay KT0 coil; The time-delay normally closed contact of time relay KT0 and button SB0 open contact, with the normally closed contact of cam controller DKT, XKT, JKT, with the normally closed contact of safety switch JLK, with the normally closed contact of travel switch CAK, LAK, connect with current relay FA0, FA1, FA2, FA3, FA4, FA5, FA6, FA7, FA8 and AC contactor KM0 coil; The open contact of AC contactor KM0 is in parallel with the normally closed contact of SB0 open contact, cam controller DKT, XKT, JKT; The open contact of time relay KT0 is in parallel with time-delay normally closed contact, the SB0 open contact of time relay KT0.In motor control loop, each parallel branch is: connect with the normally closed contact of the normally closed contact of AC contactor KM2, AC contactor KM1 coil, travel switch SQ1 after the open contact S1 of receiver of remote-control sytem and the open contact parallel connection of cam controller DKT; Another connects receiver of remote-control sytem open contact S2 and cam controller DKT with AC contactor KM1 normally closed contact, AC contactor KM2 coil, travel switch SQ2 normally closed contact after to the open contact parallel connection; Connect with AC contactor KM4 normally closed contact, AC contactor KM3 coil, travel switch SQ3 normally closed contact after the open contact parallel connection of receiver of remote-control sytem open contact S3 and cam controller XKT; Another of receiver of remote-control sytem open contact S4 and cam controller XKT connected with AC contactor KM3 normally closed contact, AC contactor KM4 coil, travel switch SQ4 normally closed contact after to the open contact parallel connection; Connect with AC contactor KM6 normally closed contact, AC contactor KM5 coil, travel switch SQ5 normally closed contact after the open contact parallel connection of the open contact of receiver of remote-control sytem open contact S5 and time relay KT1 and cam controller JKT; Another of receiver of remote-control sytem open contact S6 and time relay KT2 open contact and cam controller JKT connected with AC contactor KM5 normally closed contact, AC contactor KM6 coil after to the open contact parallel connection; Receiver of remote-control sytem open contact S7 connects with time relay KT2 normally closed contact, time relay KT1 coil; Receiver of remote-control sytem open contact S8 connects with time relay KTI normally closed contact, time relay KT2 coil; Connect with AC contactor KM7 coil after the time-delay open contact parallel connection of the time-delay open contact of time relay KT1 and time relay KT2.Overhead crane with hook line traffic control and remote control change-over circuit are installed in original switch protection side cashier's office in a shop; the input end of the open contact of its AC contactor KM1, KM2, KM3, KM4, KM5, KM6 is connected with the protective circuit major loop; mouth is connected with each driving motor stator terminals, and the coil of AC contactor is connected with travel switch.AC contactor KM1, KM2, KM3, KM4, KM5, KM6, the secondary contact of time relay KT1, KT2 are connected with the open contact of receiver of remote-control sytem with time relay KT0 coil.The main open contact of the secondary contact of AC contactor KM1, KM2, KM3, KM4, KM5, KM6 and AC contactor KM7 is connected with the contact of cam controller.
Course of action: when driver's cab has line control with electric command device, press start button SB0, control current is through the KT0 normally closed contact of delaying time, cart cam controller DKT normally closed contact, the normally closed contact of dolly cam controller XKT, the normally closed contact of suspension hook cam controller JKT, hatch travel switch CAK normally closed contact, the travel switch LAK normally closed contact of door, total current relay FA0 normally closed contact, the current relay FA1 of big tramcar motor, FA2, FA3, the normally closed contact of FA4, the current relay FA5 of little tramcar motor, the normally closed contact of FA6, the current relay FA7 of suspension hook electrical motor, the normally closed contact of FA8, coil to the AC contactor KM0 that controls the alternating-current motor/AC motor total current, the KM0 coil gets electric adhesive, and the KM0 open contact moves and closes the realization self-locking.During operation cart cam controller forward, a pair of open contact of DKT is moving to be closed, and AC contactor KM1 coil gets electric adhesive, and the alternating-current motor/AC motor of control cart just changes, and cart is walked eastwards, and SQ1 is the spacing travel switch of east orientation.When the cam controller of operation cart was reverse, another of DKT was to the open contact closure, and AC contactor KM2 coil gets electric adhesive, the electrical motor counter-rotating of control cart, and cart is westwards walked, and SQ2 is that the west is to spacing travel switch.During operation dolly cam controller forward, a pair of open contact of XK1 is moving to be closed, and AC contactor KM3 coil gets electric adhesive, and the electrical motor of control dolly just changes, and dolly is gone southwards, and SQ3 is the spacing travel switch of south orientation.When the cam controller of operation dolly was reverse, another of XKT closed open contact is moving, and AC contactor KM4 coil gets electric adhesive, the counter-rotating of control dolly electrical motor, and dolly is northwards gone, and SQ4 is the spacing travel switch of north orientation.When operating the cam controller forward of suspension hook, a pair of open contact of JKT is moving to be closed, and AC contactor KM5 coil gets electric adhesive, and control suspension hook electrical motor just changes, and suspension hook rises, and SQ5 is the spacing travel switch of suspension hook rising.When the cam controller of operation suspension hook was reverse, ac contactor coil KM6 got electric adhesive, the counter-rotating of control suspension hook electrical motor, and suspension hook descends.Cart, dolly, suspension hook electrical motor get electric the time, the Hydraulic Pump electrical motor of cooresponding motor brake also simultaneously electric operation, release the brake.
When remote manipulation is used on ground, press the remote controller start button, the S0 of receiver of remote-control sytem closes, time relay KT0 coil gets electric adhesive, the KT0 open contact is moving to be closed, control current is through DKT, XKT, JKT, JLK, CAK, LAK, FA0, FA1, FA2, FA3, FA4, FA5, FA6, FA7, the normally closed contact of FA8 gets electric adhesive to the coil of AC contactor KM0, KT0 time-delay normally closed contact time-delay back is moving disconnected, enter remote control system, remote controller is by " east " button, and the S1 of receiver of remote-control sytem closes, the KM1 coil gets electric adhesive, controlling big tramcar motor just changes, and cart is to eastbound, and SQ1 is the east orientation limitation travel switch.Remote controller is by " west " button, and S3 closes, and the KM3 coil gets electric adhesive, controls little tramcar motor and just changes, and dolly is gone southwards, and SQ3 is the south orientation limitation travel switch.Remote controller is by " north " button, and S4 closes, and the KM4 coil gets electric adhesive, the counter-rotating of control dolly electrical motor, and dolly is northwards gone, and SQ4 is the north orientation limitation travel switch.Remote controller by " on " button, S5 closes, the KM5 coil gets electric adhesive, control suspension hook electrical motor just changes, suspension hook rises, SQ5 is the rising limitation travel switch.Remote controller is pressed the D score button, and S6 closes, and the KM6 coil gets electric adhesive, the counter-rotating of control suspension hook electrical motor, and suspension hook descends.Remote controller is by " the fast liter " button, S7 closes, time relay KT1 coil gets electric adhesive, the open contact of KT1 is moving to be closed, the KM5 coil gets electric adhesive, control suspension hook electrical motor just changes, electrical motor is for exchanging wound-rotor motor, the speed governing of rotor loop series resistor, and this moment, electrical motor was at a slow speed, moving the closing in KT1 time-delay open contact time-delay back, exchange contact KM7 coil and get electric adhesive, the main contact closure of KM7, the resistance that the motor rotor winding is inserted excises and short circuit, wound-rotor motor reaches rated speed of rotation, the suspension hook fast rise.Remote controller is by " falling soon " button, and S8 closes, and the KT2 coil gets electric adhesive, and the KT2 open contact is moving to be closed, the KM6 coil gets electric adhesive, the counter-rotating of control suspension hook electrical motor, moving the closing of KT2 time-delay open contact time-delay, the KM7 coil gets electric adhesive, and the suspension hook electrical motors is to rated speed of rotation, and suspension hook descends fast.Cart, dolly, suspension hook electrical motor get electric the time, cooresponding motor brake Hydraulic Pump electrical motor also simultaneously electric operation, release the brake.
Claims (1)
1. overhead crane with hook line traffic control and remote control change-over circuit, form by AC contactor, time relay, button, receiver of remote-control sytem, travel switch, safety switch, cam controller, it is characterized in that: AC contactor (KM1, KM2, KM3, KM4, KM5, KM6, KM7), time relay (KT0, KT1, KT2) are installed on the insulcrete respectively, insulcrete is installed on the T shape bearing support, again electro-magnetic shielding cover on T shape support outer mask; Receiver of remote-control sytem is installed in by the electro-magnetic shielding cover, AC contactor KM0, button, current relay are installed in the electric power distribution cabinet of driver's cab in addition, safety switch JLK and cam controller are installed in driver's cab window limit, one stroke switch CAK is installed in the cab door next door, another travel switch LAK is installed in cart aisle hatch, four travel switches (SQ1, SQ2, SQ3, SQ4) are installed in respectively on the cart beam again, and one stroke switch S Q5 is installed on the dolly again; The parallel branch in switch loop is: the open contact S0 of receiver of remote-control sytem connects with time relay KT0 coil; The time-delay normally closed contact of time relay KT0 is connected with the normally closed contact of button SB0 open contact, cam controller (DKT, XKT, JKT), the normally closed contact of safety switch JLK, normally closed contact, current relay (FA0, FA1, FA2, FA3, FA4, FA5, FA6, FA7, FA8) and the AC contactor KM0 coil of travel switch (CAK, LAK); The open contact of AC contactor KM0 is in parallel with the normally closed contact of SB0 open contact, cam controller (DKT, XKT, JKT); The open contact of time relay KT0 is in parallel with time-delay normally closed contact, the SB0 open contact of time relay KT0; In motor control loop, each parallel branch is: connect with the normally closed contact of the normally closed contact of AC contactor KM2, AC contactor KM1 coil, travel switch SQ1 after the open contact S1 of receiver of remote-control sytem and the open contact parallel connection of cam controller DKT; Another connects receiver of remote-control sytem open contact S2 and cam controller DKT with AC contactor KM1 normally closed contact, AC contactor KM2 coil, travel switch SQ2 normally closed contact after to the open contact parallel connection; Connect with AC contactor KM4 normally closed contact, AC contactor KM3 coil, travel switch SQ3 normally closed contact after the open contact parallel connection of receiver of remote-control sytem open contact S3 and cam controller XKT; Another of receiver of remote-control sytem open contact S4 and cam controller XKT connected with AC contactor KM3 normally closed contact, AC contactor KM4 coil, travel switch SQ4 normally closed contact after to the open contact parallel connection; Connect with AC contactor KM6 normally closed contact, AC contactor KM5 coil, travel switch SQ5 normally closed contact after the open contact parallel connection of the open contact of receiver of remote-control sytem open contact S5 and time relay KT1 and cam controller JKT; Another of receiver of remote-control sytem open contact S6 and time relay KT2 open contact and cam controller JKT connected with AC contactor KM5 normally closed contact, AC contactor KM6 coil after to the open contact parallel connection; Receiver of remote-control sytem open contact S7 connects with time relay KT2 normally closed contact, time relay KT1 coil; Receiver of remote-control sytem open contact S8 connects with time relay KTI normally closed contact, time relay KT2 coil; Connect with AC contactor KM7 coil after the time-delay open contact parallel connection of the time-delay open contact of time relay KT1 and time relay KT2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201980269U CN201746235U (en) | 2010-05-14 | 2010-05-14 | Lifting hook bridge crane wire control and remote control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201980269U CN201746235U (en) | 2010-05-14 | 2010-05-14 | Lifting hook bridge crane wire control and remote control circuit |
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| Publication Number | Publication Date |
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| CN201746235U true CN201746235U (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201980269U Expired - Fee Related CN201746235U (en) | 2010-05-14 | 2010-05-14 | Lifting hook bridge crane wire control and remote control circuit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104098027A (en) * | 2014-07-11 | 2014-10-15 | 江苏永钢集团有限公司 | Driving cart brake delay braking circuit |
| CN108002173A (en) * | 2018-01-09 | 2018-05-08 | 华侨大学 | A kind of simple vertical transferring apparatus |
| CN109052179A (en) * | 2018-10-10 | 2018-12-21 | 山东省建设高压容器有限公司 | A kind of cement residual heat boiler installation mast loop wheel machine control system |
| CN110550551A (en) * | 2018-05-31 | 2019-12-10 | 宝山钢铁股份有限公司 | Conversion device for super-long cable of nacelle operation port machine |
| EP3626674A1 (en) * | 2018-09-18 | 2020-03-25 | FASSI GRU S.p.A. | Device, kit and method for electromagnetically shielding a remote command device of a crane |
-
2010
- 2010-05-14 CN CN2010201980269U patent/CN201746235U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104098027A (en) * | 2014-07-11 | 2014-10-15 | 江苏永钢集团有限公司 | Driving cart brake delay braking circuit |
| CN108002173A (en) * | 2018-01-09 | 2018-05-08 | 华侨大学 | A kind of simple vertical transferring apparatus |
| CN108002173B (en) * | 2018-01-09 | 2023-06-23 | 华侨大学 | Simple vertical conveying device |
| CN110550551A (en) * | 2018-05-31 | 2019-12-10 | 宝山钢铁股份有限公司 | Conversion device for super-long cable of nacelle operation port machine |
| EP3626674A1 (en) * | 2018-09-18 | 2020-03-25 | FASSI GRU S.p.A. | Device, kit and method for electromagnetically shielding a remote command device of a crane |
| CN109052179A (en) * | 2018-10-10 | 2018-12-21 | 山东省建设高压容器有限公司 | A kind of cement residual heat boiler installation mast loop wheel machine control system |
| CN109052179B (en) * | 2018-10-10 | 2023-09-08 | 山东省建设高压容器有限公司 | Mast crane control system for installation of cement waste heat boiler |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20180514 |