CN201882788U - Crawler crane rotation angle detecting device - Google Patents
Crawler crane rotation angle detecting device Download PDFInfo
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- CN201882788U CN201882788U CN201020610852XU CN201020610852U CN201882788U CN 201882788 U CN201882788 U CN 201882788U CN 201020610852X U CN201020610852X U CN 201020610852XU CN 201020610852 U CN201020610852 U CN 201020610852U CN 201882788 U CN201882788 U CN 201882788U
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- crawler crane
- detecting device
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- detecting
- degreeof turn
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Abstract
The utility model provides a crawler crane rotation angle detecting device, which comprises a detecting mounting mechanism, two rotation angle and direction detecting approach switches, a resetting detecting approach switch, a resetting detecting rod and a controller. The detecting mounting mechanism is fixed onto an upper crane of a crawler crane, the two rotation angle and direction detecting approach switches are fixed onto the detecting mounting mechanism along the direction towards the axis of a rotation supporting mechanism of the crawler crane, the resetting detecting approach switch is fixed to the bottom of the detecting mounting mechanism, the resetting detecting rod is fixed onto a lower crane of the crawler crane, and the controller is connected with the two rotation angle and direction detecting approach switches. The crawler crane rotation angle detecting device is simple in structure, convenient in operation and high in reliability, is lower in cost compared with a traditional encoder detecting device, and is also applicable to other mechanical equipment with rotation functions.
Description
Technical field
The utility model relates to the technical field of crawler crane, especially, relates to a kind of crawler crane degreeof turn detecting device.
Background technology
Crawler crane all has revolute function, promptly gets on the bus and can rotate with respect to getting off.Usually stipulate that when crawler crane was walked, flower wheel direction forwardly was a working direction; Otherwise flower wheel direction in the wings is a direction of retreat.Therefore, when getting on the bus of crawler crane rotated with respect to getting off, the crawler crane operator's compartment over against direction begin to change; When getting on the bus of crawler crane spent greater than 90 with respect to the left-right rotation of getting off, the crawler crane operator's compartment over against direction just in time the working direction with initial is opposite; Rotate 360 with respect to getting off when spending when getting on the bus of crawler crane, realized resetting between getting on the bus and getting off.
Therefore, in order to monitor the current operation conditions of crawler crane in real time, need to detect the degreeof turn between getting on the bus and getting off.At present, adopt coder to carry out the detection of degreeof turn on the crawler crane mostly.Yet, the complex structure of coder, and its installation, debugged program are comparatively loaded down with trivial details, and this has increased the complexity that the crawler crane degreeof turn detects undoubtedly; Simultaneously,, thereby increased the cost that the crawler crane degreeof turn detects, and influenced the work efficiency of crawler crane to a certain extent because the crawler crane work under bad environment is easy to cause the damage of coder.
The utility model content
The purpose of this utility model is to provide a kind of crawler crane degreeof turn detecting device, and it is applicable to oppositely switching with walking on the crawler crane, in the control operation relevant with degreeof turn such as jib region limits.
To achieve these goals, a kind of crawler crane degreeof turn detecting device of the present utility model, it comprises the detection installing mechanism, two degreeof turns and direction detect near switch, reset detection is near switch, reset detection bar and controller, wherein, described detection installing mechanism is fixed on crawler crane gets on the bus, described two degreeof turns and direction detect near switch and are fixed on the described detection installing mechanism along the direction towards crawler crane revolution supporting mechanism axle center, described reset detection is fixed on the bottom of described detection installing mechanism near switch, described reset detection bar then is fixed on crawler crane gets off, and described controller detects with direction with described two degreeof turns and links to each other near switch.
According to above-mentioned crawler crane degreeof turn detecting device, wherein, described crawler crane revolution supporting mechanism outside is a gear ring, and sawtooth is evenly distributed on the periphery of described gear ring.
According to above-mentioned crawler crane degreeof turn detecting device, wherein, described two degreeof turns and direction detect near the distance between the switch less than the distance between the two adjacent revolution sawtooth in the described revolution supporting mechanism.
According to above-mentioned crawler crane degreeof turn detecting device, wherein, described reset detection bar is welded on described crawler crane gets off.
According to above-mentioned crawler crane degreeof turn detecting device, wherein, described reset detection bar is welded on the get off centre of crossbeam of described crawler crane.
According to above-mentioned crawler crane degreeof turn detecting device, wherein, described reset detection near the direction of switch for vertically downward.
Crawler crane degreeof turn detecting device according to above-mentioned wherein, also comprises a telltale, links to each other with described controller.
Therefore, a kind of crawler crane degreeof turn detecting device of the present utility model has realized that by a kind of brand new degreeof turn detection mode the degreeof turn of crawler crane between getting on the bus and getting off detects, and this apparatus structure is simple, and is easy to operate, the reliability height; And with respect to traditional coder detecting device, cost is lower, also has the mechanical device of revolute function applicable to other.
Description of drawings
Fig. 1 is the structural representation of a kind of crawler crane degreeof turn detecting device of the present utility model;
Fig. 2 is the front elevation of a kind of crawler crane degreeof turn detecting device of the present utility model;
Fig. 3 is the birds-eye view of a kind of crawler crane degreeof turn detecting device of the present utility model;
Fig. 4 is the left view of a kind of crawler crane degreeof turn detecting device of the present utility model.
The specific embodiment
The utility model is described in more detail below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of a kind of crawler crane degreeof turn detecting device of the present utility model.As shown in the figure, this crawler crane degreeof turn detecting device includes and detects installing mechanism 1, degreeof turn and direction detect near switch 2 and degreeof turn and direction detection switch 3, and reset detection is near switch 4, reset detection bar 5 and controller (not shown).Wherein, detecting installing mechanism 1 is fixedly mounted on the crawler crane upper frame part, degreeof turn and direction detect to detect all to be fixedly mounted near switch 3 near switch 2 and degreeof turn and direction and detect on the installing mechanism 1, and direction is towards the direction in crawler crane revolution supporting mechanism axle center.Reset detection is installed in the bottom of detecting installing mechanism 4 near 4 on switch, and direction vertically downward.Reset detection bar 5 is fixed on the lower frame part of crawler crane by the mode of welding.Particularly, reset detection bar 5 must be welded on the get off Centromedian position of crossbeam of crawler crane, to guarantee the accurate induction near switch 4 of itself and reset detection.
Introduce the method for work of crawler crane degreeof turn detecting device of the present utility model below in detail.At first, by degreeof turn and direction detection switch 2 and degreeof turn and direction detection switch 3 come crawler crane under sensing the present situation get on the bus and dolly between the revolution parameter; Then, above-mentioned revolution parameter is sent in the controller, and controller calculates degreeof turn and gyratory directions between crawler crane is got on the bus and got off under the present situation according to above-mentioned parameter.When crawler crane whenever revolves three-sixth turn, between the reset detection of the bottom of getting on the bus is near the reset detection bar 5 of the switch 4 and the crossbeam of getting off once induction takes place.That is, reset detection near switch 4 and the 5 every inductions of reset detection bar has once just been rotated 360 degree between the getting on the bus and get off of crawler crane, and promptly resets.
Specifically, because the outside of the revolution supporting mechanism of crawler crane is a gear ring, and sawtooth is evenly distributed on the periphery of gear ring.Therefore, can be easy to obtain angle between adjacent two sawtooth according to the sawtooth number on the gear ring.It is the total sawtooth number on adjacent sawtooth angle=360/ gear ring.Therefore, the mounting distance between degreeof turn and direction detection switch 2 and degreeof turn and the direction detection switch 3 must be less than the distance between two adjacent sawtooth.So, can by degreeof turn and direction detection switch 2 and degreeof turn and direction detection switch 3 come sensing get on the bus and get off between the sawtooth number of revolution process, controller then multiply by adjacent sawtooth angle by the sawtooth number of revolution process between getting on the bus and getting off, thus the degreeof turn of the current generation between being got on the bus and getting off.Simultaneously, according to the positive rise of the revolution parameter that collects or the sequencing of falling edge, controller can determine to draw the gyratory directions between getting on the bus and getting off, and resets until getting on the bus and getting off.
In a preferred embodiment of the present utility model, can also on controller, connect a telltale, be used for showing in real time degreeof turn and the gyratory directions of current crawler crane between getting on the bus and getting off, so that operator and the current job status of accurate judgement crawler crane, so that carry out the corresponding subsequent operation, thereby actv. has guaranteed the safe operation of crawler crane.
More than specific embodiment of the utility model is described in detail, but the utility model is not restricted to specific embodiment described above, it is just as example.To those skilled in the art, any equivalent modifications that this crawler crane degreeof turn detecting device is carried out and substituting also all among category of the present utility model.Therefore, not breaking away from impartial conversion and the modification of having done under the spirit and scope of the present utility model, all should be encompassed in the scope of the present utility model.
Claims (7)
1. crawler crane degreeof turn detecting device, it is characterized in that, comprise the detection installing mechanism, two degreeof turns and direction detect near switch, reset detection is near switch, reset detection bar and controller, wherein, described detection installing mechanism is fixed on crawler crane gets on the bus, described two degreeof turns and direction detect near switch and are fixed on the described detection installing mechanism along the direction towards crawler crane revolution supporting mechanism axle center, described reset detection is fixed on the bottom of described detection installing mechanism near switch, described reset detection bar then is fixed on crawler crane gets off, and described controller detects with direction with described two degreeof turns and links to each other near switch.
2. crawler crane degreeof turn detecting device according to claim 1 is characterized in that, described crawler crane revolution supporting mechanism outside is a gear ring, and sawtooth is evenly distributed on the periphery of described gear ring.
3. crawler crane degreeof turn detecting device according to claim 2 is characterized in that, described two degreeof turns and direction detect near the distance between the switch less than the distance between the two adjacent revolution sawtooth in the described revolution supporting mechanism.
4. crawler crane degreeof turn detecting device according to claim 1 is characterized in that, described reset detection bar is welded on described crawler crane gets off.
5. crawler crane degreeof turn detecting device according to claim 4 is characterized in that, described reset detection bar is welded on the get off centre of crossbeam of described crawler crane.
6. crawler crane degreeof turn detecting device according to claim 1 is characterized in that, described reset detection near the direction of switch for vertically downward.
7. crawler crane degreeof turn detecting device according to claim 1 is characterized in that, also comprises a telltale, links to each other with described controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020610852XU CN201882788U (en) | 2010-11-17 | 2010-11-17 | Crawler crane rotation angle detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020610852XU CN201882788U (en) | 2010-11-17 | 2010-11-17 | Crawler crane rotation angle detecting device |
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| Publication Number | Publication Date |
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| CN201882788U true CN201882788U (en) | 2011-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201020610852XU Expired - Fee Related CN201882788U (en) | 2010-11-17 | 2010-11-17 | Crawler crane rotation angle detecting device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102249153A (en) * | 2011-07-15 | 2011-11-23 | 上海三一科技有限公司 | Device for detecting rotating angle, control method thereof and crane comprising same |
| CN102849634A (en) * | 2012-09-17 | 2013-01-02 | 德瑞斯博海机械设备（大连）有限公司 | Crane rotating/limiting/setting system based on PLC (programmable logic controller) |
| CN103407892A (en) * | 2013-09-02 | 2013-11-27 | 徐州重型机械有限公司 | System and method for detecting open angle of super-lift device |
| CN103940398A (en) * | 2014-03-17 | 2014-07-23 | 中联重科股份有限公司 | Rotation angle measuring method, device, system and engineering machine |
| CN104671094A (en) * | 2013-11-29 | 2015-06-03 | 中联重科股份有限公司 | Tower crane and trolley amplitude detection system thereof |
| CN105366547A (en) * | 2014-08-06 | 2016-03-02 | 宜昌市凯诺科技开发有限公司 | Crane rotating position non-contact type measurement apparatus and crane rotating position non-contact type measurement method |
| CN105438984A (en) * | 2014-08-06 | 2016-03-30 | 宜昌市凯诺科技开发有限公司 | Crane slewing position contact-type measurement device and method |
| CN111366125A (en) * | 2020-02-29 | 2020-07-03 | 上海市特种设备监督检验技术研究院 | Method for measuring rotation angle of crawler crane |
| KR102534159B1 (en) * | 2022-12-15 | 2023-05-18 | 주식회사 광림 | Measuring device arrangement for rotational origin point of crane column |
-
2010
- 2010-11-17 CN CN201020610852XU patent/CN201882788U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102249153B (en) * | 2011-07-15 | 2013-08-28 | 上海三一科技有限公司 | Device for detecting rotating angle, control method thereof and crane comprising same |
| CN102249153A (en) * | 2011-07-15 | 2011-11-23 | 上海三一科技有限公司 | Device for detecting rotating angle, control method thereof and crane comprising same |
| CN102849634A (en) * | 2012-09-17 | 2013-01-02 | 德瑞斯博海机械设备（大连）有限公司 | Crane rotating/limiting/setting system based on PLC (programmable logic controller) |
| CN103407892A (en) * | 2013-09-02 | 2013-11-27 | 徐州重型机械有限公司 | System and method for detecting open angle of super-lift device |
| CN104671094A (en) * | 2013-11-29 | 2015-06-03 | 中联重科股份有限公司 | Tower crane and trolley amplitude detection system thereof |
| CN103940398B (en) * | 2014-03-17 | 2016-05-18 | 中联重科股份有限公司 | Angle of revolution measuring method, device, system and engineering machinery |
| CN103940398A (en) * | 2014-03-17 | 2014-07-23 | 中联重科股份有限公司 | Rotation angle measuring method, device, system and engineering machine |
| CN105366547A (en) * | 2014-08-06 | 2016-03-02 | 宜昌市凯诺科技开发有限公司 | Crane rotating position non-contact type measurement apparatus and crane rotating position non-contact type measurement method |
| CN105438984A (en) * | 2014-08-06 | 2016-03-30 | 宜昌市凯诺科技开发有限公司 | Crane slewing position contact-type measurement device and method |
| CN105438984B (en) * | 2014-08-06 | 2017-03-29 | 宜昌市凯诺电气有限公司 | A kind of contact measuring apparatus and method of crane rotation position |
| CN105366547B (en) * | 2014-08-06 | 2017-11-24 | 宜昌市凯诺电气有限公司 | A kind of non-contact measurement apparatus and method of crane rotation position |
| CN111366125A (en) * | 2020-02-29 | 2020-07-03 | 上海市特种设备监督检验技术研究院 | Method for measuring rotation angle of crawler crane |
| KR102534159B1 (en) * | 2022-12-15 | 2023-05-18 | 주식회사 광림 | Measuring device arrangement for rotational origin point of crane column |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20171117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |