CN219194265U - Bridge crane audible and visual alarm - Google Patents
Bridge crane audible and visual alarm Download PDFInfo
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- CN219194265U CN219194265U CN202320165842.7U CN202320165842U CN219194265U CN 219194265 U CN219194265 U CN 219194265U CN 202320165842 U CN202320165842 U CN 202320165842U CN 219194265 U CN219194265 U CN 219194265U
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Abstract
The utility model discloses an audible and visual alarm device of a bridge crane, which comprises a cart motor stator circuit, a lifting motor stator circuit and an alternating current power supply, wherein the cart motor stator circuit is connected with a cart motor normally open alternating current contactor, the lifting electronic stator circuit is connected with the lifting motor normally open alternating current contactor, and the alternating current power supply is connected with a foot switch; the normally open alternating-current contactor of the cart motor, the normally open alternating-current contactor of the trolley motor, the normally open alternating-current contactor of the lifting motor and the foot switch are respectively connected with the normally closed alternating-current contactor, the normally open alternating-current contactor of the cart motor, the normally open alternating-current contactor of the lifting motor and the foot switch are respectively connected with the PLC controller, the PLC controller is connected with the normally closed alternating-current contactor in series, and the normally closed alternating-current contactor is connected with the audible and visual alarm in series.
Description
Technical Field
The utility model belongs to the technical field of bridge crane safety alarm equipment, and particularly relates to an audible and visual alarm device of a bridge crane.
Background
When the bridge crane is used for hoisting, overhauling and other operations, an operator is required to pedal an alarm control switch to warn ground personnel. The operators need to operate the controller and the foot switch or the button, and the spirit or the physical coordination is slightly insufficient, so that the phenomenon of no ringing or irregular ringing exists in individual lifting operation, the communication of up and down information in the lifting operation is not timely caused, the working efficiency is low, and meanwhile, the potential safety hazard is also large.
Therefore, an audible and visual alarm device for a bridge crane is needed.
Disclosure of Invention
The utility model aims to provide an audible and visual alarm device for a bridge crane.
The technical scheme adopted for solving the technical problems is as follows: the bridge crane audible and visual alarm device comprises a cart motor stator circuit, a lifting motor stator circuit and an alternating current power supply, wherein the cart motor stator circuit is connected with a cart motor normally open alternating current contactor, the lifting electronic stator circuit is connected with the lifting motor normally open alternating current contactor, and the alternating current power supply is connected with a foot switch; the normally open alternating-current contactor of the cart motor, the normally open alternating-current contactor of the trolley motor, the normally open alternating-current contactor of the lifting motor and the foot switch are respectively connected with the normally closed alternating-current contactor, the normally open alternating-current contactor of the cart motor, the normally open alternating-current contactor of the lifting motor and the foot switch are respectively connected with the PLC controller, the PLC controller is connected with the normally closed alternating-current contactor in series, and the normally closed alternating-current contactor is connected with the audible and visual alarm in series.
Specifically, the PLC is provided with a cart starting alarm time data module, a trolley starting alarm time data module, a lifting starting alarm time data module and a foot switch alarm time data module; the cart starting alarm time data module is connected with the cart motor normally open alternating current contactor, the lifting starting alarm time data module is connected with the lifting motor normally open alternating current contactor, and the foot switch alarm time data module is connected with the foot switch.
Specifically, the normally open alternating current contactor of the cart motor, the normally open alternating current contactor of the trolley motor, the normally open alternating current contactor of the lifting motor and the normally closed alternating current contactor are all electromagnetic contactors.
Specifically, the normally open alternating current contactor of the cart motor, the normally open alternating current contactor of the trolley motor, the normally open alternating current contactor of the lifting motor, the foot switch and the PLC are transmitted through signals.
Specifically, the motor stator circuit of the cart and the motor stator circuit of the lifting motor are 380V.
The utility model has the following beneficial effects: the device has the advantages of simple structure, reasonable design and quick installation and maintenance; the motor stator circuit of the cart, the motor stator circuit of the trolley, the lifting motor stator circuit and the alternating current power supply are respectively connected with the normally open alternating current contactor of the cart motor, the normally open alternating current contactor of the trolley motor, the normally open alternating current contactor of the lifting motor and the foot switch in parallel, and when any one of the cart, the trolley and the lifting motor works, the sounding light alarm can be triggered to work, and relevant staff is reminded of paying attention to safety.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1-a cart motor stator circuit; 2-a trolley motor stator circuit; 3-lifting the motor stator circuit; 4-an alternating current power supply; 5-a normally open alternating current contactor of the cart motor; 6-a normally open alternating current contactor of the trolley motor; 7-lifting a normally open alternating current contactor of the motor; 8-foot switch; 9-normally closed ac contactor; 10-PLC controller; 11-an audible and visual alarm; 12-starting an alarm time data module of the cart; 13-starting an alarm time data module by the trolley; 14-lifting a starting alarm time data module; 15-a foot switch alarm time data module.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the bridge crane audible and visual alarm device comprises a cart motor stator circuit 1, a cart motor stator circuit 2, a lifting motor stator circuit 3, an alternating current power supply 4, a foot switch 8, a cart motor normally open alternating current contactor 5, a cart motor normally open alternating current contactor 6, a lifting motor normally open alternating current contactor 7, a PLC controller 10, a normally closed alternating current contactor 9 and an audible and visual alarm 11.
The cart motor stator circuit 1, the cart motor stator circuit 2, the lifting motor stator circuit 3 and the alternating current power supply 4 are respectively connected with a cart motor normally-open alternating current contactor 5, a cart motor normally-open alternating current contactor 6, a lifting motor normally-open alternating current contactor 7 and a foot switch 8; the normally closed alternating current contactor 9 is respectively connected with the normally open alternating current contactor 5 of the motor of the cart, the normally open alternating current contactor 6 of the motor of the cart, the normally open alternating current contactor 7 of the lifting motor and the foot switch 8; the PLC 10 is respectively connected with the normally open alternating current contactor 5 of the motor of the cart, the normally open alternating current contactor 6 of the motor of the cart, the normally open alternating current contactor 7 of the lifting motor and the foot switch 8, and the PLC 10 is connected with the normally closed alternating current contactor 9 and the audible and visual alarm 11 in series.
The PLC 10 comprises a cart starting alarm time data module 12, a cart starting alarm time data module 13, a lifting starting alarm time data module 14 and a foot switch alarm time data module 15, wherein the cart starting alarm time data module 12 is connected with a cart motor normally open alternating current contactor 5, the cart starting alarm time data module 13 is connected with a cart motor normally open alternating current contactor 6, the lifting starting alarm time data module 14 is connected with a lifting motor normally open alternating current contactor 7, and the foot switch alarm time data module 15 is connected with a foot switch 8.
The normally open alternating-current contactor 5 of the motor of the cart, the normally open alternating-current contactor 6 of the motor of the cart, the normally open alternating-current contactor 7 of the lifting motor and the normally closed alternating-current contactor 9 are all electromagnetic contactors.
The normally open alternating-current contactor 5 of the motor of the cart, the normally open alternating-current contactor 6 of the motor of the cart, the normally open alternating-current contactor 7 of the lifting motor, the foot switch 8 and the PLC 10 are in signal transmission.
The voltages of the cart motor stator circuit 1, the cart motor stator circuit 2 and the lifting motor stator circuit 3 are the same and are 380V; the ac supply voltage was 220V.
The device has simple control principle and convenient maintenance; after the bridge crane in the rolling line feeding area and the delivery area is put into use, an operator can save the operation of an alarm when the crane is in operation, so that the labor intensity is greatly reduced, and the guarantee is provided for the operator to concentrate on, safely, stably and efficiently work. Meanwhile, the warning device has a good warning effect on ground personnel; lays a foundation for eliminating potential safety hazards and improving working efficiency.
The present utility model is not limited to the above embodiments, and any person who can learn the structural changes made under the teaching of the present utility model can fall within the scope of the present utility model if the present utility model has the same or similar technical solutions.
The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.
Claims (5)
1. The bridge crane audible and visual alarm device is characterized by comprising a cart motor stator circuit, a lifting motor stator circuit and an alternating current power supply, wherein the cart motor stator circuit is connected with a cart motor normally open alternating current contactor, the lifting electronic stator circuit is connected with the lifting motor normally open alternating current contactor, and the alternating current power supply is connected with a foot switch; the normally open alternating-current contactor of the cart motor, the normally open alternating-current contactor of the trolley motor, the normally open alternating-current contactor of the lifting motor and the foot switch are respectively connected with the normally closed alternating-current contactor, the normally open alternating-current contactor of the cart motor, the normally open alternating-current contactor of the lifting motor and the foot switch are respectively connected with the PLC controller, the PLC controller is connected with the normally closed alternating-current contactor in series, and the normally closed alternating-current contactor is connected with the audible and visual alarm in series.
2. The audible and visual alarm device of the bridge crane according to claim 1, wherein the PLC is provided with a cart starting alarm time data module, a trolley starting alarm time data module, a lifting starting alarm time data module and a foot switch alarm time data module; the cart starting alarm time data module is connected with the cart motor normally open alternating current contactor, the lifting starting alarm time data module is connected with the lifting motor normally open alternating current contactor, and the foot switch alarm time data module is connected with the foot switch.
3. The audible and visual alarm device of the bridge crane according to claim 1, wherein the normally open alternating current contactor of the cart motor, the normally open alternating current contactor of the trolley motor, the normally open alternating current contactor of the lifting motor and the normally closed alternating current contactor are all electromagnetic contactors.
4. The audible and visual alarm device of the bridge crane according to claim 1, wherein the normally open alternating current contactor of the cart motor, the normally open alternating current contactor of the trolley motor, the normally open alternating current contactor of the lifting motor, the foot switch and the PLC are in signal transmission.
5. The audible and visual alarm device for the bridge crane according to claim 1, wherein the motor stator circuit of the cart, the motor stator circuit of the trolley and the motor stator circuit of the lifting motor are 380V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320165842.7U CN219194265U (en) | 2023-02-09 | 2023-02-09 | Bridge crane audible and visual alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320165842.7U CN219194265U (en) | 2023-02-09 | 2023-02-09 | Bridge crane audible and visual alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219194265U true CN219194265U (en) | 2023-06-16 |
Family
ID=86713308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320165842.7U Active CN219194265U (en) | 2023-02-09 | 2023-02-09 | Bridge crane audible and visual alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219194265U (en) |
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2023
- 2023-02-09 CN CN202320165842.7U patent/CN219194265U/en active Active
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