CN218213854U - Novel driving electrical control system - Google Patents
Novel driving electrical control system Download PDFInfo
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- CN218213854U CN218213854U CN202222766591.6U CN202222766591U CN218213854U CN 218213854 U CN218213854 U CN 218213854U CN 202222766591 U CN202222766591 U CN 202222766591U CN 218213854 U CN218213854 U CN 218213854U
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- contactor
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Abstract
The utility model discloses a novel electric control system for a traveling crane, which comprises a power supply module, wherein the output end of the power supply module is connected with a control loop in parallel, the power supply module comprises a power supply, and the power supply is sequentially connected with a power switch in series and a power indicator lamp in parallel; the control circuit comprises a travelling crane contactor branch, a bin gate contactor branch, a heavy hammer contactor branch, a travelling crane indication branch, a bin gate limit indication circuit and a heavy hammer limit indication circuit which are sequentially connected to a power switch in parallel; the heavy hammer contactor branch comprises a heavy hammer limit switch and a heavy hammer contactor which are connected in series; a heavy hammer limit release switch is connected in parallel with the heavy hammer limit switch; the bin gate contactor branch comprises a plurality of gate limit switches and bin gate limit contactors which are sequentially connected in series; the novel electric control system for the traveling crane has the function of fault prompt when a fault occurs, and fault points are quickly checked; and the service life and the maintenance period of the electrical appliance element can be prolonged.
Description
Technical Field
The utility model particularly relates to a novel driving electrical control system belongs to driving control system technical field.
Background
In the prior art, in order to protect the driving safety, various protection and limit switches are arranged on a driving control system, as shown in fig. 1, the driving control circuit is complicated in the second and third rolling areas of our factory, the protection such as a bin gate, an overcurrent, a zero position, a limit position and the like are connected in series, one element damages the whole circuit and cannot obviously damage the original element, so that the trouble of troubleshooting is complicated, and the time waste is long; in addition, the original controller directly controls the motor to start, and the contact of the controller is directly connected with and disconnected with the motor loops of the cart and the trolley, so that the bearing current is large, the replacement is carried out once in about 5-6 days, the cost is wasted, and the maintenance intensity is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a novel electric control system for a traveling crane, which has a fault prompting function and can rapidly troubleshoot fault points; and the service life and the maintenance period of the electrical appliance element can be prolonged.
The utility model discloses a novel driving electrical control system, including power module, power module output end is parallelly connected with control circuit, power module includes power supply, power supply is last in proper order to have concatenated switch and to have parallelly connected power indicator; the control circuit comprises a travelling crane contactor branch, a bin gate contactor branch, a heavy hammer contactor branch, a travelling crane indication branch, a bin gate limit indication circuit and a heavy hammer limit indication circuit which are sequentially connected to a power switch in parallel;
the heavy hammer contactor branch comprises a heavy hammer limit switch and a heavy hammer contactor which are connected in series; the heavy hammer limit switch is connected with a heavy hammer limit release switch in parallel;
the bin gate contactor branch comprises a plurality of gate limit switches and bin gate limit contactors which are sequentially connected in series;
the driving contactor branch comprises a start button, a stop button, a heavy hammer contactor normally open contact, a bin gate limiting contactor normally open contact and a driving contactor which are sequentially connected in series; the starting button is connected with a normally open contact of a travelling crane contactor in parallel;
the driving indication branch comprises a driving indication lamp and a normally open contact of a driving contactor which are connected in series;
the bin gate limiting indicating circuit comprises a bin gate indicating lamp and a bin gate limiting contactor normally open contact which are connected in series;
the weight limiting indicating circuit comprises a weight indicating lamp and a weight contactor normally open contact which are connected in series.
When the heavy hammer limit switch and the door limit switch are closed, after the bin door contactor and the heavy hammer contactor are powered on and closed, the normally open contacts of the bin door contactor and the heavy hammer contactor are closed, so that the bin door indicator lamp and the heavy hammer indicator lamp are lightened, meanwhile, the normally open contacts of the heavy hammer contactor and the bin door limit contactor which are connected in series on a travelling crane contactor branch are closed, starting operation is waited, when a starting button is pressed and not loosened, the travelling crane contactor branch is powered on, an auxiliary contact of the travelling crane contactor is closed, so that a starting button is self-locked, the travelling crane indicator lamp is lightened, when the heavy hammer limit switch and the door limit switch are disconnected or a stopping button is triggered to disconnect the travelling crane contactor branch, the travelling crane contactor is powered off; when the heavy hammer limit switch and the door limit switch are in failure, the corresponding bin gate indicator lamp and the corresponding heavy hammer indicator lamp are turned off, and prompt can be timely given.
Furthermore, a main contact of the travelling contactor is connected to a travelling motor and a power supply in series, the motor is directly controlled to be started by an original controller, and the controller is changed into a controller for controlling the contactor to control the motor to be started, so that the contact current of the controller is prevented from being burned out.
Further, an overcurrent protector is connected between the power module and the control loop in series.
Compared with the prior art, the utility model discloses a novel driving electrical control system has following advantage
1. When the driving cabin door, the limit and the like are abnormal, the warning function can be realized, and the fault point can be determined
2. The original controller contact is changed within 5-6 days, and basically does not need to be changed after being controlled by a contactor, and only needs to be checked regularly; and the inspection period is changed from 1 week to 1 year, so that the maintenance intensity is greatly reduced.
Drawings
Fig. 1 is the present electric control overall structure diagram of the traveling crane of the present invention.
Fig. 2 is a schematic view of an overall structure of the electric control system for the traveling crane according to embodiment 1 of the present invention.
Detailed Description
Example 1:
the novel driving electrical control system shown in fig. 2 comprises a power supply module, wherein the output end of the power supply module is connected with a control loop in parallel, the power supply module comprises a power supply, and a power switch KL and a power indicator L1 are sequentially connected to the power supply in series; the control loop comprises a travelling crane contactor branch, a bin gate contactor branch, a heavy hammer contactor branch, a travelling crane indication branch, a bin gate limit indication circuit and a heavy hammer limit indication circuit which are sequentially connected to a power switch in parallel;
the heavy hammer contactor branch comprises a heavy hammer limit switch T1 and a heavy hammer contactor KZ which are connected in series; the weight limit switch T1 is connected with a weight limit release switch K1 in parallel;
the bin gate contactor branch comprises a plurality of gate limit switches T2 and bin gate limit contactors KM which are sequentially connected in series;
the driving contactor branch comprises a start button K2, a stop button K3, a heavy hammer contactor KZ normally open contact, a bin gate limiting contactor KM normally open contact and a driving contactor XC which are sequentially connected in series; the starting button K2 is connected with a normally open contact of the driving contactor XC in parallel;
the driving indication branch comprises a driving indication lamp L1 and a normally open contact of a driving contactor XC which are connected in series;
the bin gate limiting indicating circuit comprises a bin gate indicating lamp L4 and a bin gate limiting contactor KM normally open contact which are connected in series;
the weight limiting indicating circuit comprises a weight indicating lamp L3 and a weight contactor KZ normally open contact which are connected in series.
The main contact of the driving contactor XC is connected in series to a driving motor and a power supply, the motor is directly controlled to be started by an original controller, the controller is changed into a controller to control the contactor to control the motor to be started, and the large burning of the contact current of the controller is avoided. And an overcurrent protector is connected between the power module and the control loop in series.
When the heavy hammer limit switch and the door limit switch are closed, after the bin door contactor and the heavy hammer contactor are powered on and closed, the normally open contacts of the bin door contactor and the heavy hammer contactor are closed, so that the bin door indicator lamp and the heavy hammer indicator lamp are lightened, meanwhile, the normally open contacts of the heavy hammer contactor and the bin door limit contactor which are connected in series on a travelling crane contactor branch are closed, starting operation is waited, when a starting button is pressed and not loosened, the travelling crane contactor branch is powered on, an auxiliary contact of the travelling crane contactor is closed, so that a starting button is self-locked, the travelling crane indicator lamp is lightened, when the heavy hammer limit switch and the door limit switch are disconnected or a stopping button is triggered to disconnect the travelling crane contactor branch, the travelling crane contactor is powered off; when the heavy hammer limit switch and the door limit switch are in failure, the corresponding bin gate indicator lamp and the corresponding heavy hammer indicator lamp are turned off, and prompt can be timely given.
The above-mentioned embodiment is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles of the present invention are included in the claims of the present invention.
Claims (3)
1. The utility model provides a novel driving electrical control system which characterized in that: the power supply module comprises a power supply, wherein the output end of the power supply module is connected with a control loop in parallel, the power supply module comprises a power supply, and a power switch and a power indicator lamp are sequentially connected to the power supply in series; the control circuit comprises a travelling crane contactor branch, a bin gate contactor branch, a heavy hammer contactor branch, a travelling crane indication branch, a bin gate limit indication circuit and a heavy hammer limit indication circuit which are sequentially connected to a power switch in parallel;
the heavy hammer contactor branch comprises a heavy hammer limit switch and a heavy hammer contactor which are connected in series; the heavy hammer limit switch is connected with a heavy hammer limit release switch in parallel;
the bin gate contactor branch comprises a plurality of gate limit switches and bin gate limit contactors which are sequentially connected in series;
the driving contactor branch comprises a start button, a stop button, a heavy hammer contactor normally open contact, a cabin door limiting contactor normally open contact and a driving contactor which are sequentially connected in series; the starting button is connected with a normally open contact of the travelling crane contactor in parallel;
the driving indication branch comprises a driving indication lamp and a normally open contact of a driving contactor which are connected in series;
the bin gate limiting indicating circuit comprises a bin gate indicating lamp and a bin gate limiting contactor normally open contact which are connected in series;
the weight limiting indicating circuit comprises a weight indicating lamp and a weight contactor normally open contact which are connected in series.
2. A novel driving electrical control system according to claim 1, characterized in that: and a main contact of the travelling crane contactor is connected to a travelling crane motor and a power supply in series.
3. A novel driving electrical control system according to claim 1, characterized in that: and an overcurrent protector is connected between the power module and the control loop in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222766591.6U CN218213854U (en) | 2022-10-20 | 2022-10-20 | Novel driving electrical control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222766591.6U CN218213854U (en) | 2022-10-20 | 2022-10-20 | Novel driving electrical control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218213854U true CN218213854U (en) | 2023-01-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222766591.6U Active CN218213854U (en) | 2022-10-20 | 2022-10-20 | Novel driving electrical control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218213854U (en) |
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2022
- 2022-10-20 CN CN202222766591.6U patent/CN218213854U/en active Active
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