CN214367412U - Electric shovel brake icing detection system and electric shovel - Google Patents
Electric shovel brake icing detection system and electric shovel Download PDFInfo
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- CN214367412U CN214367412U CN202023147700.3U CN202023147700U CN214367412U CN 214367412 U CN214367412 U CN 214367412U CN 202023147700 U CN202023147700 U CN 202023147700U CN 214367412 U CN214367412 U CN 214367412U
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- stopper
- brake
- electric shovel
- pressure switch
- sensor
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Abstract
The utility model provides an icing detecting system of electric shovel stopper and electric shovel, this icing detecting system of electric shovel stopper include the controller, the sensor of being connected with the stopper of electric shovel and with the first pressure switch of high-pressure gas intercommunication, first pressure switch pass through the trachea with the stopper intercommunication, the controller respectively with the sensor with a pressure switch communication connection. Implement the utility model discloses, through set up the sensor on the stopper of electric shovel, and sensor and controller communication connection, then through first pressure switch intercommunication high-pressure gas and stopper, during the use, the first pressure switch of controller control is opened, carries high-pressure gas to the stopper, detects the running state of stopper through the sensor to whether realize that the automated inspection stopper freezes, improve security and work efficiency, reduce the wearing and tearing of stopper, reduce cost.
Description
Technical Field
The utility model relates to the technical field of machinery, especially, relate to an electric shovel stopper detecting system and electric shovel that freezes.
Background
An electric shovel is also called a rope shovel and a steel cable shovel, namely a mechanical electric excavator is a single bucket excavator which utilizes transmission parts such as gears, chains, steel cable pulley blocks and the like to transmit power, and belongs to one of main excavating equipment of an open-pit mine. The stopper is one of the main spare part of electric shovel, and the stopper adopts trachea and high-pressure gas intercommunication usually, provides the power supply through high-pressure gas, and when the indoor difference in temperature is great or under the cold environment in winter, the trachea freezes easily and leads to the unable normal work of stopper. At present current stopper freezes and detects and can only be through the in-process at the operation, operating personnel judges whether the stopper opens with cylinder air pressure detection switch to stopper operating condition's judgement, only the stopper wearing and tearing generate heat when smoking sometimes in the operation, just can discover the stopper and not open, the wearing and tearing of stopper have been caused, maintenance duration and cost of maintenance have been increased, can't the automated inspection stopper freeze, and adopt artifical toward intraductal deicing agent of injecting when artifical detection out the stopper after freezing, open the trachea of jam, there is the security problem, work efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides an electric shovel stopper detecting system and electric shovel that freezes, realizes whether the automated inspection stopper freezes to can deicing automatically, improve security and work efficiency, reduce the wearing and tearing of stopper, reduce cost.
The technical scheme of the utility model a detection system that freezes of electric shovel stopper is provided, including the controller, with the sensor that the stopper of electric shovel is connected and with the first pressure switch of high-pressure gas intercommunication, first pressure switch pass through the trachea with the stopper intercommunication, the controller respectively with the sensor with first pressure switch communication connection.
Further, still include the holding vessel and the flow control device that are equipped with the deicing agent, the holding vessel passes through the trachea with the flow control device with the stopper communicates, the flow control device with controller communication connection.
Further, flow control device include check valve and with the second pressure switch of high-pressure gas intercommunication, second pressure switch passes through the trachea with the holding vessel intercommunication, the one end of check valve is passed through the trachea with the holding vessel intercommunication, the other end of check valve passes through the trachea with the stopper intercommunication.
Further, still include discharge valve, discharge valve's one end is passed through the trachea with first pressure switch intercommunication, discharge valve's the other end is passed through the trachea with the stopper intercommunication.
Furthermore, the device also comprises an alarm electrically connected with the controller.
Further, the first pressure switch is an electromagnetic valve.
Further, the second pressure switch is an electromagnetic valve.
Further, the sensor is a limit switch.
Further, the sensor is a pressure sensor.
The technical scheme of the utility model an electric shovel is still provided, include as before the frozen detecting system of electric shovel stopper.
After adopting above-mentioned technical scheme, have following beneficial effect: through setting up the sensor on the stopper at the shovel, and sensor and controller communication connection, then through first pressure switch intercommunication high-pressure gas and stopper, during the use, the first pressure switch of controller control is opened, carries high-pressure gas to the stopper, detects the running state of stopper through the sensor to whether realize automated inspection stopper and freeze, improve security and work efficiency, reduce the wearing and tearing of stopper, reduce cost.
Drawings
The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:
fig. 1 is a schematic structural diagram of an electric shovel brake icing detection system according to an embodiment of the present invention.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
It is easily understood that, according to the technical solution of the present invention, a plurality of structural modes and implementation modes that can be mutually replaced by those of ordinary skill in the art can be achieved without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are only exemplary illustrations of the technical solutions of the present invention, and should not be construed as limiting or restricting the technical solutions of the present invention in its entirety or as a limitation of the present invention.
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.
As shown in fig. 1, fig. 1 is a schematic structural diagram of an electric shovel brake icing detection system according to an embodiment of the present invention, which includes a controller (not shown), a sensor 12 connected to a brake 11 of an electric shovel, and a first pressure switch 14 communicated with a high-pressure gas 13, where the first pressure switch 14 is communicated with the brake 11 through a gas pipe 15, and the controller is respectively connected to the sensor 12 and the first pressure switch 14 in communication.
The utility model provides an icing detecting system of electric shovel stopper mainly includes controller, sensor 12, first pressure switch 14 and trachea 15.
The sensor 12 is used for detecting the operation state (including a position stroke state or a pressure change state) of the brake 11, and when the sensor 12 detects the operation state of the brake 11, a signal is sent to the controller.
The first pressure switch 14 is used to control the communication of the high pressure gas 13 with the gas pipe 15.
The Controller is preferably a Programmable Logic Controller (PLC), and the Controller is in communication connection with the sensor 12 and the first pressure switch 14, and is configured to control the first pressure switch 14 to be turned on or off, receive a signal sent by the sensor 12, and determine whether the brake 11 is frozen according to the signal sent by the sensor 12. When the controller receives the signal sent by the sensor 12 within a preset time period (for example, 5 seconds), it indicates that the brake 11 is normal and no ice is formed, otherwise, the brake 11 is frozen.
Preferably, the deicing agent is alcohol.
The utility model provides an electric shovel stopper detecting system that freezes through setting up the sensor on the stopper at the electric shovel, and sensor and controller communication connection, then through first pressure switch intercommunication high-pressure gas and stopper, during the use, the first pressure switch of controller control is opened, carries high-pressure gas to the stopper, detects the running state of stopper through the sensor to whether realize that the automated inspection stopper freezes, improve security and work efficiency, reduce the wearing and tearing of stopper, reduce cost.
In one embodiment, the deicing fluid system further comprises a storage tank 16 provided with a deicing agent and a flow control device (not shown), wherein the storage tank 16 is communicated with the brake 11 through a gas pipe 15 and the flow control device, and the flow control device is in communication connection with the controller.
The flow control device is in communication connection with the controller and is used for controlling the communication between the storage tank 16 and the brake 11, when the brake 11 is detected to be frozen, the controller controls the flow control device to be started, so that the deicing agent in the storage tank 16 enters the air pipe 15, and the ice in the air pipe 15 is removed through the deicing agent, so that automatic deicing is realized, the safety and the working efficiency are improved, the abrasion of the brake is reduced, and the cost is reduced.
In one embodiment, the flow control device comprises a check valve 17 and a second pressure switch 18 communicated with the high-pressure gas 13, the second pressure switch 18 is communicated with the storage tank 16 through a gas pipe 15, one end of the check valve 17 is communicated with the storage tank 16 through the gas pipe 15, and the other end of the check valve 17 is communicated with the brake 11 through the gas pipe 15.
One end of the second pressure switch 18 is in communication with the high pressure gas 13, the other end of the second pressure switch 18 is in communication with the storage tank 16, and the second pressure switch 18 is in communication with the controller. When the controller judges that the brake 11 is iced, the controller controls the second pressure switch 18 and the one-way valve 17 to be opened, so that the high-pressure gas 13 enters the storage tank 16, the deicing agent in the storage tank 16 enters the air pipe 15 through the one-way valve 17, and the icing in the air pipe 15 is removed through the deicing agent, thereby realizing automatic deicing.
In one embodiment, the brake further comprises an exhaust valve 19, one end of the exhaust valve 19 is communicated with the first pressure switch 14 through an air pipe 15, and the other end of the exhaust valve 19 is communicated with the brake 11 through the air pipe 15.
The exhaust valve 19 is used to queue the high pressure gas remaining in the brake 11 for the next activation of the brake 11.
In one embodiment, an alarm (not shown) electrically connected with the controller is further included.
The alarm can be a buzzer, can also be a light alarm, and can also be the combination of the buzzer and the light alarm, when the brake 11 is detected to be frozen, the controller controls the alarm to give an alarm, so that a user can be reminded in time, the abrasion of the brake is avoided, and the cost is further reduced.
It should be noted that the icing fault of the brake 11 may be displayed by the display.
In one embodiment, to further reduce costs, the first pressure switch 14 is a solenoid valve.
In one embodiment, to further reduce costs, the second pressure switch 18 is a solenoid valve.
In one embodiment, to facilitate detection, the sensor 12 is a limit switch.
In one embodiment, the sensor 12 is a pressure sensor, and the pressure sensor detects the pressure change in the brake 11, and when the pressure sensor detects that the pressure in the brake 11 changes, it indicates that the air pipe 15 is normal, otherwise, the air pipe 15 is frozen.
The following explains the working principle of the electric shovel brake icing detection system provided by the embodiment, specifically as follows:
after the equipment is started, the controller controls the first pressure switch 14 to be started, so that the first pressure switch 14 is communicated with the brake 11, the high-pressure gas 13 provides a power source for the brake 11, the sensor 12 monitors the running state of the brake 11 in real time, and when the controller receives a signal sent by the sensor 12 within a preset time period (such as 5 seconds), the controller indicates that the gas pipe 15 is normal and can work normally, and the brake 11 is not frozen; when the controller does not receive the signal sent by the sensor 12 within a preset time period (such as 5 seconds), the controller indicates that the air pipe 15 is frozen and cannot work normally, and controls the alarm to give an alarm to remind a user of the freezing fault of the brake 11; then the controller controls the first pressure switch 14 to be switched off, and simultaneously controls the one-way valve 17 and the second pressure switch 18 to be started, so that the high-pressure gas 13 enters the storage tank 16, the deicing agent is injected into the air pipe 15, and the ice in the air pipe 15 is removed; after a preset time period (such as 30 seconds), the controller controls the first pressure switch 14 to be turned on, the second pressure switch 18 to be turned off, when the controller receives a signal sent by the sensor 12 in the preset time period, the air pipe 15 is normal and can work normally, the brake 11 is deiced completely, the controller controls the alarm to stop giving an alarm, and controls the exhaust valve 19 to remove residual gas in the brake 11, otherwise, the steps are repeated until the controller receives the signal sent by the sensor 12, and the fault is removed.
The technical scheme of the utility model an electric shovel is still provided, include as before the frozen detecting system of electric shovel stopper.
Claims (10)
1. The utility model provides an icing detection system of electric shovel stopper which characterized in that, including the controller, with the sensor that the stopper of electric shovel is connected and with the first pressure switch of high-pressure gas intercommunication, first pressure switch pass through the trachea with the stopper intercommunication, the controller respectively with the sensor with first pressure switch communication connection.
2. The electric shovel brake icing detection system of claim 1 further comprising a storage tank with a deicing agent in communication with the brake through the air tube and the flow control device, the flow control device in communication with the controller.
3. The electric shovel brake icing detection system of claim 2 wherein the flow control device comprises a one-way valve and a second pressure switch in communication with the high pressure gas, the second pressure switch being in communication with the storage tank through the gas line, one end of the one-way valve being in communication with the storage tank through the gas line, the other end of the one-way valve being in communication with the brake through the gas line.
4. The electric shovel brake icing detection system of claim 2, further comprising an exhaust valve, one end of the exhaust valve being in communication with the first pressure switch via the air tube, the other end of the exhaust valve being in communication with the brake via the air tube.
5. The electric shovel brake icing detection system according to any one of claims 1-4, further comprising an alarm electrically connected to the controller.
6. The electric shovel brake icing detection system of claim 1, wherein the first pressure switch is a solenoid valve.
7. The electric shovel brake icing detection system of claim 3, wherein the second pressure switch is a solenoid valve.
8. The electric shovel brake icing detection system of claim 1, wherein the sensor is a limit switch.
9. The electric shovel brake icing detection system of claim 1, wherein the sensor is a pressure sensor.
10. An electric shovel comprising an electric shovel brake icing detection system according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023147700.3U CN214367412U (en) | 2020-12-23 | 2020-12-23 | Electric shovel brake icing detection system and electric shovel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023147700.3U CN214367412U (en) | 2020-12-23 | 2020-12-23 | Electric shovel brake icing detection system and electric shovel |
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| Publication Number | Publication Date |
|---|---|
| CN214367412U true CN214367412U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023147700.3U Active CN214367412U (en) | 2020-12-23 | 2020-12-23 | Electric shovel brake icing detection system and electric shovel |
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| CN (1) | CN214367412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116905603A (en) * | 2023-06-26 | 2023-10-20 | 太原重工股份有限公司 | Bucket out-of-control protection system and method caused by mining excavator gas circuit fault |
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2020
- 2020-12-23 CN CN202023147700.3U patent/CN214367412U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116905603A (en) * | 2023-06-26 | 2023-10-20 | 太原重工股份有限公司 | Bucket out-of-control protection system and method caused by mining excavator gas circuit fault |
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Address after: 026015 Shenhuabei Electric Shengli Energy Co.,Ltd., 5 kilometers north of Xilinhot City, Xilingol League, Inner Mongolia Autonomous Region Patentee after: Guoneng Beidian Shengli Energy Co.,Ltd. Address before: 026015 Shenhuabei Electric Shengli Energy Co.,Ltd., 5 kilometers north of Xilinhot City, Xilingol League, Inner Mongolia Autonomous Region Patentee before: SHENHUA BEIDIAN SHENGLI ENERGY Co.,Ltd. |