CN203767870U - Hanging weight limit system of hanger pin shaft sensor positioned on side surface of highway container - Google Patents
Hanging weight limit system of hanger pin shaft sensor positioned on side surface of highway container Download PDFInfo
- Publication number
- CN203767870U CN203767870U CN201320737947.1U CN201320737947U CN203767870U CN 203767870 U CN203767870 U CN 203767870U CN 201320737947 U CN201320737947 U CN 201320737947U CN 203767870 U CN203767870 U CN 203767870U
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- sensor
- pin shaft
- hang
- hanger
- shaft sensor
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- 238000000034 method Methods 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 abstract description 7
- 230000001131 transforming effect Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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Abstract
The utility model discloses a hanging weight limit system of a hanger pin shaft sensor positioned on the side surface of a highway container. The hanging weight limit system comprises a PLC (Programmable Logic Controller), a front hanger tilt angle sensor, a front hanger pin shaft sensor, a rear hanger pin shaft sensor and a rear hanger tilt angle sensor, wherein the front hanger tilt angle sensor and the front hanger pin shaft sensor are arranged on a front hanger; the rear hanger pin shaft sensor and the rear hanger tilt angle sensor are arranged on a rear hanger; the PLC is arranged in a car body; the PLC controller, the front hanger tilt angle sensor, the front hanger pin shaft sensor, the rear hanger pin shaft sensor and the rear hanger tilt angle sensor are electrically connected. The hanging weight limit system disclosed by the utility model prevents the measurement limitation of the pin shaft sensor by adopting a method which combines the tilt angle sensor and the pin shaft sensor. Compared with the traditional method for measuring by adopting a pressure sensor and then transforming through a formula, the hanging weight limit system disclosed by the utility model is more accurate by performing direct measurement by adopting the pin shaft sensor. According to the hanging weight limit system, the data detected by the sensor are more stable compared with the data detected by the pressure sensor.
Description
Technical field
The utility model relates to a kind of sensor lift heavy restriction system, specifically a kind of Highway Container side crane bearing pin sensor lift heavy restriction system.
Background technology
At present, China is also fewer for the application of Highway Container side handling mobile crane, research and application are still in the starting stage, and the gap between the industrial powers such as America and Europe is larger, research aspect the lift heavy restriction of side handling mobile crane is very few especially, when the lift heavy value of loop wheel machine surpasses specified liter weight before and after in the handling mobile crane working process of freight container side, there is very large danger, therefore operator is had to higher experience requirement.In operating process, operator need guarantee according to experience or testing tool the reliability and safety of loop wheel machine, has improved working strength and has reduced work efficiency.
Summary of the invention
The problem existing for above-mentioned prior art, the utility model provides a kind of Highway Container side crane bearing pin sensor lift heavy restriction system, before increase, hang obliquity sensor and after hang obliquity sensor, the load state during work of prompting side handling mobile crane, strengthen reliability and the ease-to-operate of loop wheel machine, the experience requirement of reduction to operator, has improved the work efficiency of loop wheel machine.
To achieve these goals, the utility model, comprise: PLC controller, front hang obliquity sensor, front revoke axle sensor, after revoke axle sensor, after hang obliquity sensor, before described, hang obliquity sensor, front revoking before axle sensor is arranged on hangs on, after described, revoke axle sensor and after hang after obliquity sensor is arranged on and hang on, described PLC controller is arranged in car body; PLC controller with front hang obliquity sensor, front revoke axle sensor, after revoke axle sensor, after hang obliquity sensor and be electrically connected to.
Further, native system also comprises remote controller, and described remote controller is carried on signal value plc controller by connection.
Further, native system also comprises combination lantern, and described combination lantern is arranged on car body outside and is electrically connected to PLC controller.
Compared with prior art, the utility model has the advantage of:
1, the measurement of bearing pin sensor is comparatively accurate, but direction of measurement fixes, and the present invention adopts the method for obliquity sensor and the combination of bearing pin sensor, has avoided the limitation of bearing pin sensor measurement.
2,, in side crane hoisting process, the signal prompt that operator provides by three look warning lights carries out safe action.
3, this lift heavy system adopts bearing pin sensor directly to measure, and the method that adopts pressure sensor transforms through formula after measuring is as compared with the past more accurate, and the data that sensor detects gained are also more stable compared with pressure sensor.
4, the real-time lift heavy of side crane hoisting crane directly shows on remote controller, and handled easily person observes.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, PLC controller, 2, front hanging, 3, the front obliquity sensor that hangs, 4, the front axle sensor of revoking, 5, combination lantern, 6, after revoke axle sensor, 7, after hang obliquity sensor, 8, after hang.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, native system comprises: PLC controller 1, front hang obliquity sensor 3, front revoke axle sensor 4, after revoke axle sensor 6, after hang obliquity sensor 7, before hang obliquity sensor 3 and before revoke before axle sensor 4 is arranged on and hang on 2, after revoke axle sensor 6 and after hang after obliquity sensor 7 is arranged on and hang on 8, described PLC controller 1 is arranged in car body; PLC controller 1 with front hang obliquity sensor 3, front revoke axle sensor 4, after revoke axle sensor 6, after hang obliquity sensor 7 and be electrically connected to.
Further, native system also comprises remote controller, and described remote controller is carried on signal value plc controller 1 by connection.
Further, native system also comprises combination lantern 5, and described combination lantern 5 is arranged on car body outside and is electrically connected to PLC controller 1.
Before hang obliquity sensor 3, front revoke axle sensor 4, after revoke axle sensor 6, after hang obliquity sensor 7 as detecting element, and collection signal is transferred to PLC controller 1 carries out independent real-time lift heavy and calculate, the difference that PLC controller 1 hangs real-time lift heavy before and after detecting in real time, when difference is larger, remote controller displays unbalance loading is serious, the 1 restriction car load action of PLC controller, and lifting again again after alert adjustment freight container, effectively prevented that side crane hoisting crane is because of tumbling that the serious unbalance loading of freight container may cause.
Owing to hanging real-time lift heavy before and after lift heavy restriction system, there is identical math modeling, so the real-time lift heavy computation process of hanging is below described the lift heavy restriction system principle of work of side crane: front axle sensor 4 sensing leads of revoking are to the application force front hanging, because domestic and international existing bearing pin sensor measurement direction is fixing, therefore before needing, hang obliquity sensor 3 measurement bearing pin sensors and be subject to the angle between force direction and gravity direction, by the analog signals of above two sensors, PLC controller 1 can calculate the real-time lift heavy that now before hangs 2, and this real-time lift heavy value is compared with corresponding specified liter weight in performance curve: (1) in real time lift heavy is less than 90% of specified liter weight in performance curve, combination lantern shows green, loop wheel machine is in safe operating mode, electric system is normally worked, (2) in real time lift heavy reaches 90% of specified liter weight in performance curve, but while not surpassing specified liter weight, combination lantern 5 sends yellow early warning signal, and prompting loop wheel machine lift heavy is about to reach maximum rating, and operator can do sth. in advance vigilance and avoid risky operation, (3) in real time lift heavy surpasses in performance curve after specified liter weight, combination lantern 5 sends red alarm signal, when now remote controller has any operation, the output of PLC controller 1 restriction electromagnetic valve group, loop wheel machine is toward the action of dangerous direction, unloader valve dead electricity in electromagnetic valve group, loop wheel machine is not worked, and secure side to action, the unloader valve of electromagnetic valve group obtains electric, loop wheel machine is normally worked, and shows that lift heavy overloads on telltale.
The beneficial effects of the utility model are: the action of front and back loop wheel machine is controlled by remote controller, and PLC controller 1 is sent to the real-time lift heavy of loop wheel machine remote controller and shows.The real-time lift heavy of loop wheel machine has following three kinds of situations:
(1) in real time lift heavy is less than 90% of specified liter weight in performance curve, and combination lantern 5 shows that green prompting is in safe work state; (2) in real time lift heavy reaches 90% of specified liter weight in performance curve, but while not surpassing specified liter weight, combination lantern 5 sends yellow early warning signal, and prompting lift heavy is about to reach maximum rating; (3) in real time lift heavy surpasses in performance curve after specified liter weight, and combination lantern 5 sends red alarm signal, and limits electromagnetic valve group to the action output of dangerous direction.The present invention has reduced the requirement to operator's experience, and has effectively improved work efficiency and job security.
Claims (3)
1. a Highway Container side crane bearing pin sensor lift heavy restriction system, be characterised in that, comprise PLC controller, front hang obliquity sensor, front revoke axle sensor, after revoke axle sensor, after hang obliquity sensor, before described, hang obliquity sensor, front revoking before axle sensor is arranged on hangs on, after described, revoke axle sensor and after hang after obliquity sensor is arranged on and hang on, described PLC controller is arranged in car body; PLC controller with front hang obliquity sensor, front revoke axle sensor, after revoke axle sensor, after hang obliquity sensor and be electrically connected to.
2. a kind of Highway Container side crane bearing pin sensor lift heavy restriction system according to claim 1, is characterized in that native system also comprises remote controller, and described remote controller is carried on signal value plc controller by connection.
3. a kind of Highway Container side crane bearing pin sensor lift heavy restriction system according to claim 1, is characterized in that, native system also comprises combination lantern, and described combination lantern is arranged on car body outside and is electrically connected to PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320737947.1U CN203767870U (en) | 2013-11-21 | 2013-11-21 | Hanging weight limit system of hanger pin shaft sensor positioned on side surface of highway container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320737947.1U CN203767870U (en) | 2013-11-21 | 2013-11-21 | Hanging weight limit system of hanger pin shaft sensor positioned on side surface of highway container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203767870U true CN203767870U (en) | 2014-08-13 |
Family
ID=51285084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320737947.1U Expired - Lifetime CN203767870U (en) | 2013-11-21 | 2013-11-21 | Hanging weight limit system of hanger pin shaft sensor positioned on side surface of highway container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203767870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109850777A (en) * | 2019-01-14 | 2019-06-07 | 郑州大学 | A kind of safety monitoring device for preventing cantilever crane loop wheel machine from toppling |
-
2013
- 2013-11-21 CN CN201320737947.1U patent/CN203767870U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109850777A (en) * | 2019-01-14 | 2019-06-07 | 郑州大学 | A kind of safety monitoring device for preventing cantilever crane loop wheel machine from toppling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |