CN205679190U - A kind of sensor measuring tower crane rotation angle - Google Patents
A kind of sensor measuring tower crane rotation angle Download PDFInfo
- Publication number
- CN205679190U CN205679190U CN201620376484.4U CN201620376484U CN205679190U CN 205679190 U CN205679190 U CN 205679190U CN 201620376484 U CN201620376484 U CN 201620376484U CN 205679190 U CN205679190 U CN 205679190U
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- integrated circuit
- magnet
- twin shaft
- sensor
- rotation angle
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Abstract
The utility model discloses a kind of sensor measuring tower crane rotation angle, induced field direction, rotating shaft is in transmission connection with crane rotation supporting gear by gear, and with battery, can power-off run Novel crane angle of revolution measure sensor, twin shaft Hall chip is internal containing two groups of Hall elements, layout is mutually perpendicular to, Magnet Plane of rotation is parallel with twin shaft Hall integrated circuit welding plane, Magnet center of rotation is with twin shaft Hall integrated circuit center point-blank, Magnet is followed gear train and is rotated together, twin shaft Hall integrated circuit is arranged on enclosure, enclosure has circuit board, power management chip and the timing wake-up integrated circuit of battery charging and discharging is had on circuit board, one layer of shelter is had between twin shaft Hall integrated circuit and Magnet.
Description
Technical field
This utility model relates to a kind of sensor, is specifically related to a kind of sensor measuring tower crane rotation angle.
Background technology
Engineering machinery is owing to relating to safety at present, is gradually paid attention to by country, and security department gradually steps up engineering machinery
Construction safety requirement, proposes construction machinery is increased safety monitoring device, accurately monitors duty, and give warning in advance warning, control
Violation operation processed, current engineering machinery supervising device complexity is various, but reliability, stability are inadequate, and degree of accuracy is not enough, due to work
Particular job environment of journey machinery, need sensor under conditions of exceedingly odious can steady operation, thus reach to guarantee raw
The purpose of life safety.
The way of the angle of revolution of crane monitoring system measurement at present is mainly absolute encoder, potentiometer and electronic compass
Mode, these methods gradually expose shortcoming in actual use, as absolute value encoder is expensive, easy to wear, current potential
Device precision is the highest and has the number of turns to limit, and calibrates loaded down with trivial details, and receipt error causes angle the highest, and electronic compass is affected by environment bright
Aobvious, crane is arranged on different geographical position, and compass needs to recalibrate, owing to electronic compass detects the micro-magnetic of the earth, so
Affected by irony material, when have irony material near time, angle offsets at once, sums up and now uses sensor, all can not be reliable
Ensure the stability of measurement data, accuracy.
The advantage of this programme is to be suitable for being used in severe industrial environment, uses rotating mechanism and the integrated electricity of twin shaft Hall
The discontiguous way in road, is enclosed in an enclosure sealed circuit part, makes circuit not by sleet hail, the shadow of salt fog
Ringing, fully improve the reliability of electronic device, mechanical transmission component works with circuit boards simultaneously, is prevented effectively from machinery mill
Damage, fully improve service life.
This programme uses the mode of standby power-saving running, according to actual condition, is interrupted and powers under the outside outage condition of employing
The mode run, improves the cruising time of battery, reaches to measure the purpose of angle.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, it is provided that a kind of derrick crane of measuring returns
The sensor of gyration, can effectively solve produced problem in background technology.
In order to solve above-mentioned technical problem, this utility model provides following technical scheme:
A kind of sensor measuring tower crane rotation angle of this utility model, including turning round driving gearshaft, Magnet,
Twin shaft Hall integrated circuit, circuit board, power management chip, shell, set of cells, connect cable and timing wake-up integrated circuit,
Described twin shaft Hall integrated circuit welding plane is parallel to each other with the Plane of rotation of described Magnet, and described Magnet rotating shaft is double with described
Point-blank, described Magnet rotates with revolution driving gearshaft simultaneously, described twin shaft Hall at axle Hall integrated circuit center
Integrated circuit and described circuit board are arranged on described enclosure, are provided with between described twin shaft Hall integrated circuit and described Magnet
Shelter, rotating shaft is connected with the engagement of crane rotation supporting gear by gear, described Magnet Plane of rotation polarity, i.e. N pole
With S pole, inside described circuit board, it is provided with described timing wake-up integrated circuit, inside described circuit board, is provided with power source charges electric discharge collection
Become circuit.
As preferably a kind of technical scheme of this utility model, described shell and shelter can be various shapes.
As preferably a kind of technical scheme of this utility model, described Magnet can be circular or square or other shapes.
As preferably a kind of technical scheme of this utility model, described set of cells can be single-unit or more piece, described power supply
Managing chip can be Multiple Type.
As preferably a kind of technical scheme of this utility model, described timing wake-up integrated circuit can be Multiple Type.
The beneficial effects of the utility model are: this kind of sensor combines the use environment of existing crane, takes electric wire
The mode that road plate and drive mechanism separate, reaches not wear and tear, not by the mesh ground of extreme weather environmental effect, the building lifting of use
Simple installation on machine, cost-effective, the twin shaft Hall element of employing, the internal magnetoresistive transducer Han two-way, layout is mutually perpendicular to,
Utilize two-dimensional localization method, Magnet can be detected and rotate a circle interior absolute position, provide absolute value signal at short notice, therefore
Not by electromagnetic interference, the impact of power-off, can effectively eliminate cumulative errors and error that power-off causes, cost is far below absolute value
Encoder, and absolute value encoder axle can only be connected with rotor axis mechanical, works long hours and can cause mechanical wear, damages coding
Device, is than rotational potentiometer advantage, and rotary resistor has the number of turns to limit, and has receipt error, and rotary resistor is because of machine simultaneously
Tool sliding type works, and is restricted service life.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by of the present utility model, and constitutes a part for description, with this practicality
Novel embodiment is used for explaining this utility model together, is not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is a kind of sensor construction signal measuring tower crane rotation angle described in this utility model embodiment
Figure；
In figure: 1, revolution driving gearshaft；2, Magnet；3, twin shaft Hall integrated circuit；4, circuit board；5, power management core
Sheet；6, shell；7, set of cells；8, cable is connected；9, timing wake-up integrated circuit.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain this utility model, being not used to limit this utility model.
Embodiment:
As it is shown in figure 1, a kind of sensor measuring tower crane rotation angle of this utility model, including revolution driving cog
Wheel shaft 1, Magnet 2, twin shaft Hall integrated circuit 3, circuit board 4, power management chip 5, shell 6, set of cells 7, connect cable 8 He
Timing wake-up integrated circuit 9, twin shaft Hall integrated circuit 3 welding plane is parallel to each other with the Plane of rotation of Magnet 2, Magnet 2 turns
With twin shaft Hall integrated circuit 3 center point-blank, described Magnet 2 rotates axle with revolution driving gearshaft 1 simultaneously, twin shaft
It is internal that Hall integrated circuit 3 and circuit board 4 are arranged on shell 6, is provided with shelter between twin shaft Hall integrated circuit 3 and Magnet 2,
Rotating shaft is connected with the engagement of crane rotation supporting gear by gear, Magnet 2 Plane of rotation polarity, i.e. N pole and S pole, circuit
Plate 4 is internal is provided with timing wake-up integrated circuit 9, and circuit board 4 is internal is provided with power source charges electric discharge integrated circuit.
Described shell 6 and shelter can be various shapes, are essentially characterized in that shell 6 and shelter are by circuit board 4 envelope
Shutting, Magnet 2 is positioned at outside shelter.
Described Magnet can be circular or square or other shapes, and being essentially characterized in that Magnet to choose to install in plane has two poles
Property, N pole and S pole, when Magnet chooses to install, the two poles of the earth are choosing to install in plane along choosing to install central point rotation.
Described set of cells 7 can be single-unit or more piece, and described power management chip 5 can be Multiple Type, basic feature
Being, sensor charges the battery according to battery electric quantity when having external power source, when external power source disconnects according to timing wake-up collection
Become the requirement of circuit 9, open stand-by power supply on request, to sensor power.
Described timing wake-up integrated circuit 9 can be Multiple Type, and basic feature is when working sensor, it is possible to set
Put when it exports wake-up signal, timing wake-up integrated circuit 9 can also be removed when sensor has external power source simultaneously.
Concrete, during use, Magnet 2 is fixed in rotating shaft, the circuit board 4 with twin shaft Hall element 3 is installed
Inside the shell 6 sealed, circuit board 4 is connected to cable, and it is outside that cable guides to sensor 3 through shell 6, and shell 6 is by propping up
Frame is fixed on crane.
This kind measures the beneficial effect of the sensor of tower crane rotation angle: combine the use ring of existing crane
Border, the mode taking electronic circuit board and drive mechanism to separate, reach not wear and tear, not by the mesh ground of extreme weather environmental effect,
Simple installation on the building crane used, cost-effective, the twin shaft Hall element of employing, the internal magneto-resistive transducing Han two-way
Device, layout is mutually perpendicular to, and utilizes two-dimensional localization method, can detect Magnet and rotate a circle interior absolute position, carry at short notice
For absolute value signal, the most not by electromagnetic interference, the impact of power-off, can effectively eliminate cumulative errors and mistake that power-off causes
Difference, cost is far below absolute value encoder, and absolute value encoder axle can only be connected with rotor axis mechanical, works long hours and can cause
Mechanical wear, damages encoder, is than rotational potentiometer advantage, and rotary resistor has the number of turns to limit, and has receipt error, with
Time rotary resistor work because of mechanical slip mode, service life is restricted.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, it is not limited to this
Utility model, although being described in detail this utility model with reference to previous embodiment, for those skilled in the art
For, the technical scheme described in foregoing embodiments still can be modified by it, or to wherein portion of techniques feature
Carry out equivalent.All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all
Within protection domain of the present utility model should be included in.
Claims (5)
1. measuring a sensor for tower crane rotation angle, including revolution driving gearshaft (1), Magnet (2), twin shaft is suddenly
That integrated circuit (3), circuit board (4), power management chip (5), shell (6), set of cells (7), connects cable (8) and timing is called out
Awake integrated circuit (9), it is characterised in that described twin shaft Hall integrated circuit (3) welding plane and the rotary flat of described Magnet (2)
Face is parallel to each other, described Magnet (2) rotating shaft and described twin shaft Hall integrated circuit (3) center point-blank, described Magnet
(2) rotating with revolution driving gearshaft (1), described twin shaft Hall integrated circuit (3) and described circuit board (4) are arranged on institute simultaneously
Stating shell (6) internal, be provided with shelter between described twin shaft Hall integrated circuit (3) and described Magnet (2), gear is passed through in rotating shaft
It is connected with the engagement of crane rotation supporting gear, described Magnet (2) Plane of rotation polarity, i.e. N pole and S pole, described circuit board
(4) inside is provided with described timing wake-up integrated circuit (9), and described circuit board (4) is internal is provided with power source charges electric discharge integrated circuit.
A kind of sensor measuring tower crane rotation angle the most according to claim 1, it is characterised in that outside described
Shell (6) and shelter can be various shapes, and described circuit board (4) is closed by described shell (6) and shelter, described magnetic
Ferrum (2) is positioned at outside shelter.
A kind of sensor measuring tower crane rotation angle the most according to claim 1, it is characterised in that described magnetic
Ferrum (2) can be circular or square or other shapes, and Magnet chooses to install two polarity, N pole and S pole in plane, when Magnet chooses to install,
The two poles of the earth are choosing to install in plane along choosing to install central point rotation.
A kind of sensor measuring tower crane rotation angle the most according to claim 1, it is characterised in that described electricity
Pond group (7) can be single-unit or more piece, and described power management chip (5) can be Multiple Type, when sensor has external power source
Charge the battery according to battery electric quantity, the requirement according to timing wake-up integrated circuit (9) when external power source disconnects, open on request
Logical stand-by power supply, to sensor power.
A kind of sensor measuring tower crane rotation angle the most according to claim 1, it is characterised in that described fixed
Time to wake up integrated circuit (9) up can be Multiple Type, when working sensor, it is possible to arrange when it exports wake-up signal, with
Time can also remove timing wake-up integrated circuit (9) when sensor has external power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620376484.4U CN205679190U (en) | 2016-04-29 | 2016-04-29 | A kind of sensor measuring tower crane rotation angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620376484.4U CN205679190U (en) | 2016-04-29 | 2016-04-29 | A kind of sensor measuring tower crane rotation angle |
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| Publication Number | Publication Date |
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| CN205679190U true CN205679190U (en) | 2016-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620376484.4U Active CN205679190U (en) | 2016-04-29 | 2016-04-29 | A kind of sensor measuring tower crane rotation angle |
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| CN (1) | CN205679190U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941144A (en) * | 2017-12-27 | 2018-04-20 | 青岛雷沃工程机械有限公司 | Excavator boom rotating angle measurement apparatus |
| CN112556570A (en) * | 2020-12-24 | 2021-03-26 | 徐州徐工挖掘机械有限公司 | Rotation angle data processing method, device and medium for construction machine |
-
2016
- 2016-04-29 CN CN201620376484.4U patent/CN205679190U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941144A (en) * | 2017-12-27 | 2018-04-20 | 青岛雷沃工程机械有限公司 | Excavator boom rotating angle measurement apparatus |
| CN107941144B (en) * | 2017-12-27 | 2023-04-07 | 雷沃重工集团有限公司 | Excavator bucket rod rotation angle measuring device |
| CN112556570A (en) * | 2020-12-24 | 2021-03-26 | 徐州徐工挖掘机械有限公司 | Rotation angle data processing method, device and medium for construction machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180706 Address after: 201400 2301, room second, 1599 Fengpu Avenue, Fengxian District, Shanghai. Co-patentee after: Shanghai comfort Electromechanical Equipment Co., Ltd. Patentee after: Any of various official intelligent lifting equipment (Shanghai) Co., Ltd. Address before: 201400 2301, room second, 1599 Fengpu Avenue, Fengxian District, Shanghai. Patentee before: Any of various official intelligent lifting equipment (Shanghai) Co., Ltd. |
|
| TR01 | Transfer of patent right |