CN113091697A - Device and method for detecting settlement of support oil cylinder - Google Patents
Device and method for detecting settlement of support oil cylinder Download PDFInfo
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- CN113091697A CN113091697A CN202110309372.2A CN202110309372A CN113091697A CN 113091697 A CN113091697 A CN 113091697A CN 202110309372 A CN202110309372 A CN 202110309372A CN 113091697 A CN113091697 A CN 113091697A
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- distance measuring
- measuring sensor
- supporting leg
- oil cylinder
- photoelectric distance
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000003921 oil Substances 0.000 claims description 36
- 238000001514 detection method Methods 0.000 claims description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a device and a method for detecting the settlement of a supporting leg oil cylinder, which relate to the technical field of cranes and comprise a supporting leg beam; the supporting leg oil cylinder is arranged on the bottom side of the supporting leg cross beam; the top of the supporting leg disc is connected with a piston rod of a supporting leg oil cylinder, and a reflecting flat plate is arranged on one side of the top of the supporting leg disc; the photoelectric distance measuring sensor is fixedly arranged on the outer wall of the supporting leg oil cylinder, the reflecting plate is arranged right below the photoelectric distance measuring sensor, and the photoelectric distance measuring sensor is used for measuring the actual distance from the photoelectric distance measuring sensor to the reflecting plate; and the intelligent computer is in signal connection with the photoelectric distance measuring sensor. When the method is used, the height of each supporting leg can be measured in real time, the measured value is transmitted to the intelligent computer, and the safety performance of the equipment is greatly improved.
Description
Technical Field
The invention relates to the technical field of cranes, in particular to a device and a method for detecting the settlement of a supporting leg oil cylinder.
Background
Many engineering equipment, such as cranes, pump trucks, overhead working vehicles, etc., must have multiple movable legs deployed during operation to achieve more stable and powerful support. In the prior art, whether the supporting leg oil cylinder has soft legs or not is mainly judged by detecting the on-off of a supporting leg travel switch by a control system.
However, because the landing leg cylinder has a certain stroke, when the landing leg cylinder leaks, the detection switch cannot detect the landing leg cylinder immediately, and when the detection switch is turned off, the vehicle may be in a dangerous condition. Meanwhile, the supporting legs are usually driven by the oil cylinders, and the oil cylinders inevitably generate a certain amount of internal leakage, so that the oil cylinders contract, and safety accidents are generated in severe cases.
Disclosure of Invention
The invention aims to provide a device for detecting the settlement of a support oil cylinder, which is used for solving the technical problem.
The technical scheme adopted by the invention is as follows:
a detection device for the settlement of a supporting leg oil cylinder comprises a supporting leg cross beam;
the supporting leg oil cylinder is arranged on the bottom side of the supporting leg cross beam;
the top of the supporting leg disc is connected with a piston rod of the supporting leg oil cylinder, and a reflecting flat plate is arranged on one side of the top of the supporting leg disc;
the photoelectric distance measuring sensor is fixedly arranged on the outer wall of the supporting leg oil cylinder, the reflecting plate is arranged right below the photoelectric distance measuring sensor, and the photoelectric distance measuring sensor is used for measuring the actual distance from the photoelectric distance measuring sensor to the reflecting plate;
and the intelligent computer is in signal connection with the photoelectric distance measuring sensor.
Preferably, the intelligent computer comprises a processor, a receiver, a transmitter and a storage, wherein the receiver is in signal connection with the photoelectric ranging sensor, the processor is in signal connection with the receiver and the transmitter respectively, and the transmitter is in signal connection with the storage.
Preferably, the reflecting plate is a silicon reflecting mirror.
Preferably, the top of the leg plate is recessed to form a clamping groove, and the reflection plate is clamped with the outer surface of the top of the leg plate through the clamping groove.
Preferably, the landing leg support further comprises a tilt sensor, the tilt sensor is mounted at the bottom of the landing leg plate, and the tilt sensor is in signal connection with the intelligent computer
As a further preference, the intelligent computer has a data interface, and the data interface is arranged through the outer wall of the intelligent computer.
As a further preference, the intelligent computer is used for acquiring the reading of the photoelectric distance measuring sensor in real time.
A detection method for the settlement of a support leg oil cylinder comprises the detection device for the settlement of the support leg oil cylinder, and comprises the following steps of S1: the photoelectric distance measuring sensor emits a beam of laser downwards;
step S2: the laser is emitted back through the reflecting plate, and the photoelectric distance measuring sensor measures an initial value of the distance between the photoelectric distance measuring sensor and the reflecting plate;
step S3: the photoelectric distance measuring sensor transmits the initial value to the intelligent computer through a signal;
step S4: the photoelectric distance measuring sensor continuously emits laser to the reflecting plate according to a set frequency, and continuously obtains a corresponding distance value between the photoelectric distance measuring sensor and the reflecting plate;
step S5: and the intelligent computer continuously obtains the distance value transmitted from the photoelectric distance measuring sensor, and calculates the difference value between the distance value and the initial distance value by comparing the distance value with the initial distance value, thereby obtaining the settlement height value of the support oil cylinder.
The technical scheme has the following advantages or beneficial effects:
(1) the invention provides a method for measuring the height of a supporting leg based on a photoelectric measurement technology, which can measure the height of each supporting leg in real time and transmit the measured value to an intelligent computer, thereby greatly improving the safety performance of equipment.
(2) According to the method, the real-time height of the oil cylinder of each supporting leg of the crane can be measured in real time, and the intelligent computer of the crane can monitor the safety state of each supporting leg in real time.
Drawings
Fig. 1 is a front view of the detecting device for the landing leg cylinder settlement of the present invention.
In the figure: 1. a leg beam; 2. a photoelectric distance measuring sensor; 3. a support oil cylinder; 4. a leg plate.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", and the like, which indicate orientations or positional relationships, are based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Referring to fig. 1, a device for detecting the settlement of a support oil cylinder comprises a support beam 1;
the supporting leg oil cylinder 3 is arranged at the bottom side of the supporting leg cross beam 1;
the top of the supporting leg disc 4 is connected with a piston rod of the supporting leg oil cylinder 3, and a reflecting flat plate is arranged on one side of the top of the supporting leg disc 4;
the photoelectric distance measuring device comprises a photoelectric distance measuring sensor 2, wherein the photoelectric distance measuring sensor 2 is fixedly arranged on the outer wall of a supporting leg oil cylinder 3, a reflecting plate is arranged right below the photoelectric distance measuring sensor 2, and the photoelectric distance measuring sensor 2 is used for measuring the actual distance from the photoelectric distance measuring sensor 2 to the reflecting plate;
and the intelligent computer is in signal connection with the photoelectric distance measuring sensor 2.
The invention provides a method for measuring the height of a supporting leg based on a photoelectric measurement technology, which can measure the height of each supporting leg in real time and transmit the measured value to an intelligent computer, thereby greatly improving the safety performance of equipment.
Secondly, the method can measure the real-time height of each supporting leg oil cylinder 3 of the crane in real time, and the intelligent computer of the crane can monitor the safety state of each supporting leg in real time.
Further, as a preferred implementation mode, the intelligent computer comprises a processor, a receiver, a transmitter and a storage, wherein the receiver is in signal connection with the photoelectric distance measuring sensor 2, the processor is in signal connection with the receiver and the transmitter respectively, and the transmitter is in signal connection with the storage.
Further, as a preferred embodiment, the reflective plate is a silicon mirror.
Preferably, the cross-sectional shape of the reflection flat plate is L-shaped.
Further, as a preferred implementation mode, the intelligent landing leg support device further comprises a tilt angle sensor, wherein the tilt angle sensor is installed at the bottom of the landing leg plate 4, and the tilt angle sensor is in signal connection with an intelligent computer.
Further, as a preferred implementation mode, the intelligent landing leg support device further comprises a tilt angle sensor, wherein the tilt angle sensor is installed at the bottom of the landing leg plate 4, and the tilt angle sensor is in signal connection with an intelligent computer.
Further, as a preferred embodiment, the intelligent computer is used to obtain the readings of the photoelectric distance measuring sensor 2 in real time.
Further, as a preferred embodiment, the intelligent computer is used to obtain the readings of the photoelectric distance measuring sensor 2 in real time.
A detection method for the settlement of a support oil cylinder 3 comprises the following steps
Step S1: the photoelectric distance measuring sensor 2 emits a beam of laser downwards;
step S2: the laser is emitted back through the reflecting plate, and the photoelectric distance measuring sensor 2 measures an initial value of the distance between the photoelectric distance measuring sensor 2 and the reflecting plate;
step S3: the photoelectric distance measuring sensor 2 transmits the initial value to the intelligent computer through a signal;
step S4: the photoelectric distance measuring sensor 2 continuously emits laser to the reflecting plate according to a set frequency, and continuously obtains a corresponding distance value between the photoelectric distance measuring sensor 2 and the reflecting plate;
step S5: the intelligent computer continuously obtains the distance value transmitted from the photoelectric distance measuring sensor 2, and calculates the difference value between the distance value and the distance initial value through comparing the distance value with the distance initial value, thereby obtaining the settlement height value of the supporting leg oil cylinder 3.
In the embodiment, a common supporting leg comprises a supporting leg beam 1, a supporting leg oil cylinder 3 and a supporting leg disc 4, and a piston rod of the supporting leg oil cylinder 3 can be used for adjusting the height of the supporting leg in a telescopic mode. The photoelectric distance measuring sensor 2 is additionally arranged on the supporting leg oil cylinder 3 to downwards emit a laser beam, the laser beam is reflected back when meeting the supporting leg disc 4, the sensor receives reflected light, the actual distance is measured, the actual distance is converted into a signal to be transmitted to the intelligent computer, the intelligent computer can monitor the height of the supporting leg in real time, and the settlement height of the supporting leg is calculated.
The reflection plate comprises a mounting plate and a mounting frame. The top of the landing leg plate 4 is inwards sunken to form an accommodating space, the mounting plate is mounted at the top of the accommodating space, the mounting frame is arranged below the mounting plate, and the mounting frame is connected with the inner wall of the bottom of the accommodating space. The arrangement is favorable for the installation and the disassembly of the reflecting flat plate, and the service life of the detection device for the settlement of the supporting leg oil cylinder is prolonged.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a detection apparatus that landing leg hydro-cylinder subsides which characterized in that includes:
a leg cross member (1);
the supporting leg oil cylinder (3), the supporting leg oil cylinder (3) is arranged on the bottom side of the supporting leg cross beam (1);
the top of the supporting leg disc (4) is connected with a piston rod of the supporting leg oil cylinder (3), and a reflecting flat plate is arranged on one side of the top of the supporting leg disc (4);
the photoelectric distance measuring device comprises a photoelectric distance measuring sensor (2), wherein the photoelectric distance measuring sensor (2) is fixedly arranged on the outer wall of the supporting leg oil cylinder (3), a reflecting plate is arranged right below the photoelectric distance measuring sensor (2), and the photoelectric distance measuring sensor (2) is used for measuring the actual distance from the photoelectric distance measuring sensor (2) to the reflecting plate;
and the intelligent computer is in signal connection with the photoelectric distance measuring sensor (2).
2. The detection device for the settlement of the support leg oil cylinder as claimed in claim 1, wherein the intelligent computer comprises a processor, a receiver, a transmitter and a storage, the receiver is in signal connection with the photoelectric distance measuring sensor (2), the processor is in signal connection with the receiver and the transmitter respectively, and the transmitter is in signal connection with the storage.
3. The device for detecting the settlement of the support leg cylinder as claimed in claim 1, wherein the reflection plate is a silicon reflection mirror.
4. The device for detecting the settlement of the support leg oil cylinder as claimed in claim 1, wherein the top of the support leg disc (4) is concave to form a clamping groove, and the reflecting plate is clamped with the outer surface of the top of the support leg disc (4) through the clamping groove.
5. The device for detecting the sinking of the support leg oil cylinder as claimed in claim 4, further comprising a tilt sensor, wherein the tilt sensor is mounted at the bottom of the support leg plate (4), and the tilt sensor is in signal connection with the intelligent computer.
6. The leg cylinder settlement detection device of claim 2, wherein the intelligent computer has a data interface, and the data interface is disposed through an outer wall of the intelligent computer.
7. The detection device for the settlement of the support leg oil cylinder as claimed in claim 1, wherein the intelligent computer is used for acquiring the reading of the photoelectric distance measuring sensor (2) in real time.
8. A method for detecting the settlement of a leg cylinder (3), comprising the device for detecting the settlement of a leg cylinder as claimed in any one of claims 1 to 7, characterized by comprising the steps of:
step S1: the photoelectric distance measuring sensor (2) emits a beam of laser downwards;
step S2: the laser is emitted back through the reflecting plate, and the photoelectric distance measuring sensor (2) measures an initial value of the distance between the photoelectric distance measuring sensor (2) and the reflecting plate;
step S3: the photoelectric distance measuring sensor (2) transmits the initial value to the intelligent computer through a signal;
step S4: the photoelectric distance measuring sensor (2) continuously emits laser to the reflecting plate according to a set frequency, and continuously obtains a corresponding distance value between the photoelectric distance measuring sensor (2) and the reflecting plate;
step S5: and the intelligent computer continuously obtains the distance value transmitted from the photoelectric distance measuring sensor (2), and calculates the difference value between the distance value and the distance initial value through comparing the distance value with the distance initial value, so as to obtain the settlement height value of the support oil cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110309372.2A CN113091697A (en) | 2021-03-23 | 2021-03-23 | Device and method for detecting settlement of support oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110309372.2A CN113091697A (en) | 2021-03-23 | 2021-03-23 | Device and method for detecting settlement of support oil cylinder |
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| Publication Number | Publication Date |
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| CN113091697A true CN113091697A (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110309372.2A Pending CN113091697A (en) | 2021-03-23 | 2021-03-23 | Device and method for detecting settlement of support oil cylinder |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101781971A (en) * | 2010-02-12 | 2010-07-21 | 徐州博汇东明机械制造有限公司 | Automatic mast angle adjustment device for core-drilling machine |
| CN202102317U (en) * | 2011-05-27 | 2012-01-04 | 陈海波 | System for leveling operation platform of launcher |
| CN102607860A (en) * | 2012-02-23 | 2012-07-25 | 中联重科股份有限公司 | Fault detection method, device and system for engineering mechanical vehicle |
| CN103994127A (en) * | 2014-04-25 | 2014-08-20 | 北京航天发射技术研究所 | Oil cylinder linear movement redundancy detection device and control method thereof |
| CN204057787U (en) * | 2014-08-20 | 2014-12-31 | 中联重科股份有限公司 | Support leg device and there is its construction machinery and equipment |
| CN207348807U (en) * | 2017-10-24 | 2018-05-11 | 宝鸡石油机械有限责任公司 | Sled is dragged in self-leveling type movement |
| CN108862037A (en) * | 2018-07-31 | 2018-11-23 | 徐州重型机械有限公司 | A kind of leg length measurement method of the crane based on light wave principle |
| CN110155892A (en) * | 2019-05-30 | 2019-08-23 | 上海格拉曼国际消防装备有限公司 | A kind of supporting leg method for automatically leveling |
| CN110243330A (en) * | 2019-07-08 | 2019-09-17 | 徐州徐工随车起重机有限公司 | A kind of soft leg detection device of A type supporting leg high-altitude operation vehicle and detection method |
| CN209797407U (en) * | 2019-10-25 | 2019-12-17 | 四川川消消防车辆制造有限公司 | high-altitude operation car supporting device capable of detecting soft legs of supporting legs |
| CN210976633U (en) * | 2019-10-09 | 2020-07-10 | 青岛九合重工机械有限公司 | Novel pump truck automatic balance system |
-
2021
- 2021-03-23 CN CN202110309372.2A patent/CN113091697A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101781971A (en) * | 2010-02-12 | 2010-07-21 | 徐州博汇东明机械制造有限公司 | Automatic mast angle adjustment device for core-drilling machine |
| CN202102317U (en) * | 2011-05-27 | 2012-01-04 | 陈海波 | System for leveling operation platform of launcher |
| CN102607860A (en) * | 2012-02-23 | 2012-07-25 | 中联重科股份有限公司 | Fault detection method, device and system for engineering mechanical vehicle |
| CN103994127A (en) * | 2014-04-25 | 2014-08-20 | 北京航天发射技术研究所 | Oil cylinder linear movement redundancy detection device and control method thereof |
| CN204057787U (en) * | 2014-08-20 | 2014-12-31 | 中联重科股份有限公司 | Support leg device and there is its construction machinery and equipment |
| CN207348807U (en) * | 2017-10-24 | 2018-05-11 | 宝鸡石油机械有限责任公司 | Sled is dragged in self-leveling type movement |
| CN108862037A (en) * | 2018-07-31 | 2018-11-23 | 徐州重型机械有限公司 | A kind of leg length measurement method of the crane based on light wave principle |
| CN110155892A (en) * | 2019-05-30 | 2019-08-23 | 上海格拉曼国际消防装备有限公司 | A kind of supporting leg method for automatically leveling |
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Application publication date: 20210709 |
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| RJ01 | Rejection of invention patent application after publication |