CN212024583U - Anti-collision braking system for crane cart - Google Patents
Anti-collision braking system for crane cart Download PDFInfo
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- CN212024583U CN212024583U CN202020475865.4U CN202020475865U CN212024583U CN 212024583 U CN212024583 U CN 212024583U CN 202020475865 U CN202020475865 U CN 202020475865U CN 212024583 U CN212024583 U CN 212024583U
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- supporting rod
- infrared
- limit switch
- switch
- guide rail
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Abstract
The utility model provides an anti-collision braking system for a crane cart, which comprises a wheel brake, a deceleration infrared limit switch, a limit infrared switch and a wheel braking infrared limit switch, and also comprises a guide rail arranged on the upper surface of an end beam of the crane, a first supporting rod, a second supporting rod and a third supporting rod are embedded in the guide rail from left to right, the height of the second supporting rod is higher than that of the first supporting rod, the height of the third supporting rod is higher than that of the second supporting rod, a plurality of first threaded holes are formed in the front face of the guide rail, the lower ends of the first support rod, the second support rod and the third support rod are all provided with second threaded holes corresponding to the first threaded holes, the upper end of the left side surface of the first supporting rod is provided with the speed reduction infrared limit switch, and the upper end of the left side surface of the second supporting rod is provided with the limit infrared switch; the utility model discloses simple structure, the simple operation can prevent through hardware structure that the hoist from bumping.
Description
Technical Field
The utility model relates to a hoist technical field, especially a braking system is prevented bumping by crane cart.
Background
In production, because the work needs, often install many cranes on the same span, these many cranes are at the working process, can't avoid taking place the work and deal with, install buffer and limit switch on the crane cart among the prior art and prevent the hoist collision, but because crashproof spacing inefficacy and cart stopper adjustment are improper, buffer mounted position is improper etc., the hoist can take place the collision accident in work, these collision accidents not only lead to the hoist to damage, serious even take place the casualty accident, cause serious economic loss.
Disclosure of Invention
In view of this, the utility model aims at providing a device that can prevent crane cart from bumping.
The utility model discloses a following method realizes: the utility model provides a braking system is prevented bumping by crane cart, includes wheel limit stopper, the infrared limit switch of speed reduction, limit infrared switch and the infrared limit switch of wheel braking, its characterized in that: the upper surface of an end beam of the crane is provided with a guide rail, a first supporting rod, a second supporting rod and a third supporting rod are embedded in the guide rail from left to right, the height of the second supporting rod is higher than that of the first supporting rod, the height of the third supporting rod is higher than that of the second supporting rod, the front surface of the guide rail is provided with a plurality of first threaded holes, the lower ends of the first supporting rod, the second supporting rod and the third supporting rod are respectively provided with a second threaded hole corresponding to the first threaded holes, the upper end of the left side surface of the first supporting rod is provided with the deceleration infrared limit switch, the upper end of the left side surface of the second supporting rod is provided with the limit infrared switch, and the upper end of the left side surface of the third supporting rod is provided with the wheel braking infrared limit switch; the lower end of the rear surface of the guide rail is connected with a U-shaped plate for limiting a lead, and the wheel brake is arranged at the front end part of the end beam of the cart.
Further, hoist end beam upper surface right-hand member is provided with the control box, just the control box set up in the guide rail right side, be provided with the circuit board in the control box, be provided with MCU on the circuit board, MCU is connected with wheel limit stopper, the infrared limit switch of speed reduction, spacing infrared switch, the infrared limit switch of wheel braking and wireless communication module, just wheel limit stopper, the infrared limit switch of speed reduction, spacing infrared switch and wheel braking through the wire effect with the control box is connected, the control box is connected with the control system of hoist cart through wireless communication module.
Furthermore, a plurality of limiting blocks used for limiting the conducting wires in the U-shaped plate are arranged on the upper surface of the U-shaped plate at equal intervals.
The beneficial effects of the utility model reside in that: the utility model discloses infrared limit switch of speed reduction, limit infrared switch and the infrared limit switch of wheel braking have been added to the device for realize that the distance detection triggers limit switch, can be convenient for prevent crane cart from bumping, add the guide rail in the device, make can install infrared limit switch of speed reduction, limit infrared switch and the infrared limit switch of wheel braking on the guide rail, the infrared limit switch of speed reduction, limit infrared switch and the infrared limit switch of wheel braking of being convenient for can remove on the guide rail, can install limit switch in the different positions of guide rail and detect like this; the device is additionally provided with the U-shaped plate, so that a worker can embed the conducting wires into the U-shaped plate for fixation when in use, and the conducting wires are not arranged outside disorderly; the utility model discloses hardware structure is simple, and the simple operation can realize speed reduction, spacing and the anticollision of crane cart, and has added the wheel limit stopper in the device for the effect through the wheel limit stopper can play the braking of crane cart and stop.
Drawings
Fig. 1 is a schematic structural diagram of the first state of the present invention.
Fig. 2 is a schematic structural diagram of a second state of the present invention.
Fig. 3 is a schematic block diagram of the circuit of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 3, the present invention provides an embodiment: a crane cart anti-collision braking system comprises a wheel brake 1, a deceleration infrared limit switch 2, a limit infrared switch 3, a wheel brake infrared limit switch 4 and a guide rail 5 arranged on the upper surface of a crane end beam, wherein a first support rod 51, a second support rod 52 and a third support rod 53 are embedded in the guide rail 5 from left to right, the height of the second support rod 52 is higher than that of the first support rod 51, the height of the third support rod 53 is higher than that of the second support rod 52, a plurality of first threaded holes 54 are formed in the front surface of the guide rail 5, second threaded holes (not shown) corresponding to the first threaded holes 54 are formed in the lower ends of the first support rod 51, the deceleration infrared limit switch 2 is arranged at the upper end of the left side surface of the first support rod 51, the limit infrared switch 3 is arranged at the upper end of the left side surface of the second support rod 52, the upper end of the left side surface of the third supporting rod 53 is provided with the wheel braking infrared limit switch 4; the lower end of the rear surface of the guide rail 5 is connected with a U-shaped plate 55 for limiting a lead, and the wheel brake 1 is arranged at the front end part of the end beam of the cart. The wheel-side brake 1 can lock the wheels of the cart, the cart of the crane is braked and stopped, the first supporting rod 51, the second supporting rod 52 and the third supporting rod 53 can be fixed in the guide rail 5 by the bolts spirally penetrating through the first threaded hole 54 and the second threaded hole, the first supporting rod 51, the second supporting rod 52 and the third supporting rod 53 can move left and right in the guide rail 5, when the crane gradually approaches the end part of another crane or rail, the deceleration infrared limit switch 2 firstly feeds back a signal of a reflecting plate, immediately gives a deceleration signal to a cart motor, and the cart motor starts to decelerate; along with the approaching of the distance, the limit infrared switch 3 feeds back a signal to give a stop signal to a cart motor, the cart motor stops, and gives a signal to a cart brake, and the cart brake is braked; if the cart does not completely stop at the moment, the distance continues to be close, and the wheel braking infrared limit switch 4 feeds back a signal, the wheel brake 1 works to lock the cart wheels, further braking is carried out, and the possibility of collision is greatly reduced.
Please continue to refer to fig. 1 to 3, in an embodiment of the present invention, the right end of the upper surface of the end beam of the crane is provided with a control box 6, just the control box 6 is arranged on the right side of the guide rail 5, a circuit board is arranged in the control box 6, the circuit board is provided with an MCU, the MCU is connected with a wheel brake, a deceleration infrared limit switch, a limit infrared switch, a wheel brake infrared limit switch and a wireless communication module, and the wheel brake, the deceleration infrared limit switch, the limit infrared switch and the wheel brake infrared limit switch are connected with the control box through the wire function, and the control box is connected with the control system of the crane cart through the wireless communication module. The control box 6 is used for controlling the components, and the control box 6 is communicated with a control system of the crane cart, so that the crane cart can be stopped in time.
Referring to fig. 2, in an embodiment of the present invention, a plurality of limiting blocks 56 for limiting the wires in the U-shaped plate 55 are disposed on the upper surface of the U-shaped plate 55 at equal intervals. So that through the effect of the limiting block 56, when the wire can be in the U-shaped plate 55, the wire can not be separated from the U-shaped plate 55 due to the effect of the limiting block 56, so that the wire can be better limited in the U-shaped plate 55.
The utility model discloses well MCU, wireless communication module, the infrared limit switch of speed reduction, limit infrared switch, the infrared limit switch of wheel braking and wheel limit stopper are prior art, technical personnel in the field have been can clearly understood, do not explain in detail here, and MCU's model can be STM32F103, the infrared limit switch of speed reduction, limit infrared switch, the infrared limit switch's of wheel braking model all can be QZHX-A, the model of wheel limit stopper can be the wheel limit stopper of YLBZ25-160, by solenoid valve control, still set up the action switch, can be used for interlocking with cart running gear, wireless communication module's model can be NRF24LE1, but not be limited to here.
As shown in fig. 1, the reflective plate 7 is mounted on another crane or the end of the rail when the crane is in use, so that the infrared limit switch 2 for deceleration, the infrared limit switch 3 for limit and the infrared limit switch 4 for wheel braking can receive the signal reflected by the reflective plate 7 when the crane is in use, thereby realizing the braking of the crane cart.
The utility model discloses a theory of operation: when the crane is used, a reflector is installed at the end part of another crane or track, then the first support rod, the second support rod and the third support rod are sequentially embedded into the guide rail, the first support rod, the second support rod and the third support rod are fixed on the guide rail through the first threaded hole and the second threaded hole which are screwed by bolts, the first support rod is provided with a deceleration infrared limit switch, the second support rod is provided with a limit infrared switch, and the third support rod is provided with a wheel braking infrared limit switch, so that when the crane gradually approaches the end part of another crane or track, the deceleration infrared limit switch firstly feeds back a signal returned by the reflector, immediately gives a deceleration signal to a cart motor, and the cart motor starts to decelerate; along with the approaching of the distance, the limit infrared switch feeds back a signal returned by the reflector, a stop signal is given to a cart motor, the cart motor is stopped, a cart brake signal is given to a cart brake, and a cart brake is braked; if the cart does not stop completely at the moment, the distance continues to be close, and the infrared limit switch for wheel braking feeds back a signal, the wheel-side brake works to lock the cart wheels, further braking is carried out, and the possibility of collision is greatly reduced.
The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (3)
1. The utility model provides a braking system is prevented bumping by crane cart, includes wheel limit stopper, the infrared limit switch of speed reduction, limit infrared switch and the infrared limit switch of wheel braking, its characterized in that: the upper surface of an end beam of the crane is provided with a guide rail, a first supporting rod, a second supporting rod and a third supporting rod are embedded in the guide rail from left to right, the height of the second supporting rod is higher than that of the first supporting rod, the height of the third supporting rod is higher than that of the second supporting rod, the front surface of the guide rail is provided with a plurality of first threaded holes, the lower ends of the first supporting rod, the second supporting rod and the third supporting rod are respectively provided with a second threaded hole corresponding to the first threaded holes, the upper end of the left side surface of the first supporting rod is provided with the deceleration infrared limit switch, the upper end of the left side surface of the second supporting rod is provided with the limit infrared switch, and the upper end of the left side surface of the third supporting rod is provided with the wheel braking infrared limit switch; the lower end of the rear surface of the guide rail is connected with a U-shaped plate for limiting a lead, and the wheel brake is arranged at the front end part of the end beam of the cart.
2. The anti-collision brake system for crane cart according to claim 1, wherein: crane end beam upper surface right-hand member is provided with the control box, just the control box set up in the guide rail right side, be provided with the circuit board in the control box, be provided with MCU on the circuit board, MCU is connected with wheel limit stopper, infrared limit switch, spacing infrared switch, the infrared limit switch of wheel braking and wireless communication module, just wheel limit stopper, the infrared limit switch of speed reduction infrared limit switch, spacing infrared switch and wheel braking through the wire effect with the control box is connected, the control box is connected with the control system of crane cart through wireless communication module.
3. The anti-collision brake system for crane cart according to claim 1, wherein: a plurality of limiting blocks used for limiting the conducting wires in the U-shaped plate are arranged on the upper surface of the U-shaped plate at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020475865.4U CN212024583U (en) | 2020-04-03 | 2020-04-03 | Anti-collision braking system for crane cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020475865.4U CN212024583U (en) | 2020-04-03 | 2020-04-03 | Anti-collision braking system for crane cart |
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| Publication Number | Publication Date |
|---|---|
| CN212024583U true CN212024583U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020475865.4U Active CN212024583U (en) | 2020-04-03 | 2020-04-03 | Anti-collision braking system for crane cart |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111285261A (en) * | 2020-04-03 | 2020-06-16 | 福建省特种设备检验研究院 | Crane cart anti-collision braking system and implementation method thereof |
-
2020
- 2020-04-03 CN CN202020475865.4U patent/CN212024583U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111285261A (en) * | 2020-04-03 | 2020-06-16 | 福建省特种设备检验研究院 | Crane cart anti-collision braking system and implementation method thereof |
| CN111285261B (en) * | 2020-04-03 | 2024-05-31 | 福建省特种设备检验研究院 | Anti-collision braking system for crane cart and implementation method thereof |
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