CN210854167U - Alarm stopping device for bucket elevator - Google Patents
Alarm stopping device for bucket elevator Download PDFInfo
- Publication number
- CN210854167U CN210854167U CN201921595609.2U CN201921595609U CN210854167U CN 210854167 U CN210854167 U CN 210854167U CN 201921595609 U CN201921595609 U CN 201921595609U CN 210854167 U CN210854167 U CN 210854167U
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- bucket elevator
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Abstract
The utility model relates to a machine is carried with warning arrester installation to fill, carry machine and a plurality of hopper including the fill, the fill is carried and is provided with first photoelectric sensor and second photoelectric sensor on the machine, first photoelectric sensor and second photoelectric sensor correspond and set up in the both sides of carrying the machine to the fill, and first photoelectric sensor and second photoelectric sensor are used for responding to the hopper and drop, alarm circuit is connected respectively to first photoelectric sensor and second photoelectric sensor, alarm circuit is used for reporting to the police and the machine is carried to the fill and shuts down according to first photoelectric sensor and second photoelectric sensor's testing result. The utility model discloses a photoelectric sensor detects whether the hopper drops rethread warning circuit and reports to the police and control bucket elevator machine stop to the staff.
Description
Technical Field
The utility model relates to a sewage treatment field, concretely relates to machine is carried with warning arrester (-tor) to fill.
Background
At present sewage treatment plant when fortune mud, need the fill to carry the machine long-time work, carry the upper portion of machine at the fill and be provided with the rubbing crusher, the rubbing crusher carries machine and hopper cooperation when operation with the fill, can cause wearing and tearing to hopper connection position. The hopper is seriously abraded under the condition that the hopper lifter works for a long time, so that the condition that the hopper falls off is occasionally caused. After the hopper falls, the hopper can be clamped in the bucket elevator, the bucket elevator needs to be stopped in time after the hopper falls into the bucket elevator, and then the hopper is taken out by workers.
Because the staff need patrol in the factory, take place to drop when the hopper, have the condition that the staff no longer accident scene. If the worker cannot timely handle the hopper, the hopper lifting machine still continues to operate after the hopper falls off and falls into the hopper lifting machine, and the damage to the hopper lifting machine can be caused.
Disclosure of Invention
The utility model discloses a thereby solve when the hopper drops the staff not at the scene and lead to hopper and the problem of bucket elevator damage, provide a bucket elevator is with warning arrester installation, send out the warning simultaneous control bucket elevator and shut down after detecting the hopper drops.
In order to realize the purpose, the technical scheme of the utility model is that:
the utility model provides a fill and carry quick-witted with warning arrester (-tor), includes that the fill is carried quick-witted and a plurality of hopper, the fill is carried and is provided with first photoelectric sensor and second photoelectric sensor on the machine, first photoelectric sensor and second photoelectric sensor correspond and set up in the both sides that the fill was carried quick-witted, and first photoelectric sensor and second photoelectric sensor are used for responding to the hopper and drop, alarm circuit is connected respectively to first photoelectric sensor and second photoelectric sensor, alarm circuit is used for reporting to the police and the fill is carried quick-witted shut down according to first photoelectric sensor and second photoelectric sensor's testing result.
Further, the alarm circuit comprises an alarm branch and a stop branch, the alarm branch comprises a first relay, a second relay, a third relay and a buzzer, the first photoelectric sensor and the second photoelectric sensor are connected with a power supply, the output end of the first photoelectric sensor is connected with the coil of the first relay, the output end of the second photoelectric sensor is connected with the coil of the second photoelectric sensor, the buzzer is connected with a power supply through a normally open contact of a third relay, a first time relay and a second time relay are connected between the first relay and the third relay, the coil of first time relay connects the power through the normally closed contact of first relay, the coil of second time relay connects the power through the normally closed contact of second relay, and the coil of third relay connects the power through the normally open contact of first time relay and second time relay respectively.
Further, it includes PLC, fourth relay and contactor to shut down the branch road, the normally open contact of first relay and second relay is connected with PLC's input, PLC is used for carrying the machine to shut down according to the action signal control fill of first relay and second relay, and the coil of fourth relay is connected to PLC's output, and the normally open contact of fourth relay is connected with the coil of contactor, the motor that the machine was carried to the fill is connected to the contact of contactor.
Further, a button switch is connected between a coil and a contact of the third relay in series and used for controlling the buzzer to be powered off.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses be provided with the photoelectric sensor who is used for responding to whether the hopper drops, photoelectric sensor corresponds and sets up in bucket elevator both sides, and photoelectric sensor is connected with alarm circuit, and alarm circuit sends out the police dispatch newspaper after receiving photoelectric sensor's action signal, and the warning staff in time reachs the scene, and the simultaneous control bucket elevator is shut down, gets into the bucket elevator and causes the secondary damage to bucket elevator and hopper after avoiding the hopper to drop off.
Drawings
Fig. 1 is an electrical schematic diagram of the alarm shutdown device for the bucket elevator of the utility model.
Fig. 2 is the utility model discloses a bucket elevator is with warning arrester installation photoelectric sensor mounted position sketch map.
The reference numbers in the drawings are as follows: 1 is first photoelectric sensing, 2 is second photoelectric sensing ware, 3 is first relay, 4 is the second relay, 5 is the third relay, 6 is the first time relay, 7 is the second time relay, 8 is PLC, 9 is the fourth relay, 10 is the contactor, 11 is the bucket elevator, 12 is the hopper, 13 is the rubbing crusher.
Detailed Description
The invention will be further explained with reference to the drawings and the detailed description below:
as shown in fig. 1-2, an alarm shutdown device for a bucket elevator comprises a bucket elevator 11 and a plurality of hoppers 12, wherein a first photoelectric sensor 1 and a second photoelectric sensor 2 are arranged on the bucket elevator 11, the first photoelectric sensor 1 and the second photoelectric sensor 2 are correspondingly arranged on two sides of the bucket elevator 11, the first photoelectric sensor 1 and the second photoelectric sensor 2 are used for sensing that the hoppers 12 fall off, the first photoelectric sensor 1 and the second photoelectric sensor 2 are respectively connected with an alarm circuit, and the alarm circuit is used for alarming according to detection results of the first photoelectric sensor 1 and the second photoelectric sensor 2 and stopping the bucket elevator 11.
In order to realize the alarm of the buzzer after the hopper 12 falls off, the alarm circuit comprises an alarm branch and a stop branch, the alarm branch comprises a first relay 3, a second relay 4, a third relay 5 and a buzzer, the first photoelectric sensor 1 and the second photoelectric sensor 2 are connected with a power supply, the output end of the first photoelectric sensor 1 is connected with a coil of the first relay 3, the output end of the second photoelectric sensor 2 is connected with a coil of the second photoelectric sensor 2, the buzzer is connected with the power supply through a normally open contact of the third relay 5, a first time relay 6 and a second time relay 7 are connected between the first relay 3, the second relay 4 and the third relay 5, a coil of the first time relay 6 is connected with the power supply through a normally closed contact of the first relay 3, and a coil of the second time relay 7 is connected with the power supply through a normally closed contact of the second relay 4, and a coil of the third relay 5 is connected with a power supply through normally open contacts of the first time relay 6 and the second time relay 7 respectively.
In order to avoid that the bucket elevator 11 still continues to work after the hopper 12 drops, the branch of shutting down includes PLC8, fourth relay 9 and contactor 10, the normally open contact of first relay 3 and second relay 4 is connected with the input of PLC8, PLC8 is used for stopping according to the action signal control bucket elevator 11 of first relay 3 and second relay 4, and the coil of fourth relay 9 is connected to the output of PLC8, and the normally open contact of fourth relay 9 is connected with the coil of contactor 10, the motor of bucket elevator 11 is connected to the contact of contactor 10.
In order to ensure that the buzzer needs to be manually turned off when a worker arrives at the site, a button switch is connected in series between a coil and a contact of the third relay 5 and is used for controlling the buzzer to be powered off.
In this embodiment, the first photoelectric sensor 1 and the second photoelectric sensor 2 adopt NPN type photoelectric sensors manufactured by yunnan Shanghai technology ltd to send high level signals after detecting the signals, when in use, a DC24V power supply is adopted, the first relay 3, the second relay 4, the third relay 5, the direct current relay manufactured by Ohioron (china) ltd and having model No. MY2N-J is used, when in use, a DC24V power supply is adopted, the fourth relay 9, the electromagnetic relay manufactured by Zhejiang Thai electric apparatus ltd and having model No. JZX is used, when in use, a 380V power supply is adopted, the first time relay 6 and the second time relay 7 adopt the time relay manufactured by Ohioron (china) ltd and having model No. DH48S-1Z to use, the DC24V power supply is adopted, the contactor 10, the contactor manufactured by Minn Jian Gai electric apparatus ltd and having model No. CJX2-0910, the buzzer is a DC24V buzzer manufactured by schneider electric limited, and the button switch is a normally closed button switch. In the present embodiment, the crusher 13 is provided above the bucket elevator 11, and the crusher 13 is operated in cooperation with the bucket elevator 11 and the hopper 12.
After the hopper 12 falls off, the first photoelectric sensor 1 or the second photoelectric sensor 2 senses that the hopper 12 falls off, taking the first photoelectric sensor 1 as an example, the first photoelectric sensor 1 sends a low level signal to enable a coil of the first relay 3 to lose power, a normally closed contact of the first relay 3 is reset, a coil of the first time relay 6 is powered on, a normally open contact of the first time relay 6 is closed in a delayed manner after the coil of the first time relay 6 is powered on, a coil of the third relay 5 is powered on after a delay contact of the first time relay 6 is closed, a normally open contact of the third relay 5 is closed, a buzzer sends out a sound, when the coil of the first relay 3 loses power, the normally open contact connected with the input end of the PLC8 of the first relay 3 is disconnected, a coil of the fourth relay 9 loses power after the PL8C receives an action signal of the first relay 3, the normally open contact of the coil of the fourth relay 9 is reset to cause the coil of the contactor 10 to lose power, and the coil power-off contact of the contactor 10 is reset, and the motor of the bucket elevator 11 stops rotating.
When the second photoelectric sensor 2 senses that the hopper 12 falls off, the second relay 4 and the second time relay 7 repeat the actions to enable the PLC8 to control the motor of the hopper lifter 11 to stop rotating.
After the working personnel arrive the scene, the bucket elevator 11 is in the shutdown state, but the buzzer is still in the alarm state, and after the working personnel confirmed the surrounding environment, the button switch was pressed manually, the normally closed contact of button switch breaks off, the normally open contact of third relay 5 cuts off the power supply, the buzzer resets.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.
Claims (4)
1. The utility model provides a machine is carried with warning arrester (-tor) to fill, carries machine (11) and a plurality of hopper (12) including the fill, its characterized in that, be provided with first photoelectric sensor (1) and second photoelectric sensor (2) on the machine is carried to the fill (11), first photoelectric sensor (1) and second photoelectric sensor (2) correspond and set up in the both sides that the fill was carried machine (11), and first photoelectric sensor (1) and second photoelectric sensor (2) are used for responding to hopper (12) and drop, alarm circuit is connected respectively to first photoelectric sensor (1) and second photoelectric sensor (2), alarm circuit is used for reporting to the police and fill and carry machine (11) to shut down according to the testing result of first photoelectric sensor (1) and second photoelectric sensor (2).
2. The alarm shutdown device for the bucket elevator is characterized in that the alarm circuit comprises an alarm branch and a shutdown branch, the alarm branch comprises a first relay (3), a second relay (4), a third relay (5) and a buzzer, the first photoelectric sensor (1) and the second photoelectric sensor (2) are connected with a power supply, the output end of the first photoelectric sensor (1) is connected with a coil of the first relay (3), the output end of the second photoelectric sensor (2) is connected with a coil of the second photoelectric sensor (2), the buzzer is connected with the power supply through a normally open contact of the third relay (5), a first time relay (6) and a second time relay (7) are connected between the first relay (3), the second relay (4) and the third relay (5), the coil of first time relay (6) connects the power through the normally closed contact of first relay (3), the coil of second time relay (7) connects the power through the normally closed contact of second relay (4), and the coil of third relay (5) is respectively through the normally open contact connection power of first time relay (6) and second time relay (7).
3. The alarm shutdown device for the bucket elevator is characterized in that the shutdown branch comprises a PLC (8), a fourth relay (9) and a contactor (10), normally open contacts of the first relay (3) and the second relay (4) are connected with an input end of the PLC (8), the PLC (8) is used for controlling the bucket elevator (11) to be shut down according to action signals of the first relay (3) and the second relay (4), an output end of the PLC (8) is connected with a coil of the fourth relay (9), a normally open contact of the fourth relay (9) is connected with a coil of the contactor (10), and a contact of the contactor (10) is connected with a motor of the bucket elevator (11).
4. The alarm shutdown device for the bucket elevator as claimed in claim 2, wherein a button switch is connected in series between a coil and a contact of the third relay (5), and the button switch is used for controlling a buzzer to be powered off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921595609.2U CN210854167U (en) | 2019-09-24 | 2019-09-24 | Alarm stopping device for bucket elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921595609.2U CN210854167U (en) | 2019-09-24 | 2019-09-24 | Alarm stopping device for bucket elevator |
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| Publication Number | Publication Date |
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| CN210854167U true CN210854167U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921595609.2U Active CN210854167U (en) | 2019-09-24 | 2019-09-24 | Alarm stopping device for bucket elevator |
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| CN (1) | CN210854167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112802290A (en) * | 2020-12-31 | 2021-05-14 | 贵州长征输配电电气有限公司 | 110kV main transformer station maintenance method |
-
2019
- 2019-09-24 CN CN201921595609.2U patent/CN210854167U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112802290A (en) * | 2020-12-31 | 2021-05-14 | 贵州长征输配电电气有限公司 | 110kV main transformer station maintenance method |
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