CN205156904U - Gyration angle measuring device - Google Patents
Gyration angle measuring device Download PDFInfo
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- CN205156904U CN205156904U CN201520714755.8U CN201520714755U CN205156904U CN 205156904 U CN205156904 U CN 205156904U CN 201520714755 U CN201520714755 U CN 201520714755U CN 205156904 U CN205156904 U CN 205156904U
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- A Measuring Device Byusing Mechanical Method (AREA)
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Abstract
The utility model discloses a gyration angle measuring device for dig the rig soon, include: the bearing frame, be provided with the bearing in the bearing frame, the gear shaft, the gear shaft embeds in the bearing, the one end and the encoder of gear shaft are connected, and its other end is provided with the external gear, the internal gear, the internal gear with outer gear engagement. In using, get on the bus when the chassis and get off when rotating for the chassis, the external gear is in the inside of internal gear, center revolution round the internal gear, and simultaneously, the external gear rotation, measure the relative rotation angle that getting on the bus in the chassis and gets off in the chassis, the encoder obtains the rotation information of external gear rotation, finally must arrive the position of getting on the bus and getting off for the chassis in the chassis, it gets on the bus for the chassis pivoted information of getting off to adopt the external gear and the meshing transmission of internal gear to acquire the chassis, the mode simple structure of this kind of breath of winning the confidence, easy manufacture, the cost is not high, and strong reliability, measuring precision is improved, the installation, convenient maintenance.
Description
Technical field
The utility model relates to technical field of angle detection, particularly relates to a kind of angle of revolution measurement mechanism.
Background technology
Rotary drilling rig is the construction machinery of pore-forming operation in a kind of applicable building foundation engineering, rotary drilling rig comprise chassis in relative rotation get on the bus and chassis get off, during concrete use, need to measure the relative rotation angle that getting on the bus in chassis and gets off in chassis, the measurement mechanism of current use adopts a roller, on getting on the bus in chassis measurement mechanism being fixed on rotary drilling rig, on the external cylindrical surface of flange measurement mechanism having a spring got off on chassis by roller compression, chassis get on the bus relative to chassis get off rotate time, under the effect of friction force, roller rotates.The axle of roller is connected with scrambler, is measured the rotating speed of roller by scrambler, then to get off face of cylinder external diameter according to roller external diameter and chassis, calculate chassis by computing machine and to get on the bus the position of getting off relative to chassis.
Due to roller and chassis get off flange external cylindrical surface between for contact, frictionally transmission, although compressed with spring, often cause measuring inaccurate because roller skids on the external cylindrical surface of flange, sometimes skid seriously, measuring error is very large.
Therefore, how providing a kind of angle of revolution measurement mechanism, to improve measuring accuracy, is current those skilled in the art technical matterss urgently to be resolved hurrily.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of angle of revolution measurement mechanism, to improve measuring accuracy.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of angle of revolution measurement mechanism, for rotary drilling rig, comprising: bearing seat, is provided with bearing in described bearing seat; Gear shaft, described gear shaft is built in described bearing, and one end of described gear shaft is connected with scrambler, and its other end is provided with outer rotor; Annular wheel, described annular wheel engages with described outer rotor.
Preferably, on getting off in the chassis that above-mentioned annular wheel is fixed on described rotary drilling rig, on getting on the bus in the chassis that described bearing seat is fixed on described rotary drilling rig.
Preferably, on getting off in the chassis that above-mentioned bearing seat is fixed on described rotary drilling rig, on getting on the bus in the chassis that described annular wheel is fixed on described rotary drilling rig.
Preferably, above-mentioned scrambler is provided with guard shield.
Preferably, above-mentioned scrambler is connected by shaft coupling with described gear shaft.
Preferably, above-mentioned bearing is taper roll bearing.
Preferably, above-mentioned bearing is double-row conical bearing.
The angle of revolution measurement mechanism that the utility model provides, for rotary drilling rig, comprising: bearing seat, is provided with bearing in described bearing seat; Gear shaft, described gear shaft is built in described bearing, and one end of described gear shaft is connected with scrambler, and its other end is provided with outer rotor; Annular wheel, described annular wheel engages with described outer rotor.During use, on getting off in chassis annular wheel being fixed on described rotary drilling rig, on getting on the bus in the chassis that bearing seat is fixed on described rotary drilling rig, or, on getting off in chassis bearing seat being fixed on described rotary drilling rig, on getting on the bus in the chassis that annular wheel is fixed on described rotary drilling rig, when chassis get on the bus relative to chassis get off rotate time, outer rotor is in the inside of annular wheel, revolve round the sun in center around annular wheel, simultaneously, outer rotor rotation, measure the relative rotation angle that getting on the bus in chassis and gets off in chassis, scrambler obtains the rotation information of outer rotor rotation, get on the bus the position of getting off relative to chassis in final chassis of must arriving, adopt the engaged transmission of outer rotor and annular wheel to obtain chassis to get on the bus and to get off the information of rotating relative to chassis, namely information is taken out with outer rotor, pass to scrambler, become electric signal.The mode structure of this breath of winning the confidence is simple, and easy to manufacture, cost is not high, and reliability is strong, improves measuring accuracy, installs, easy to maintenance.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the angle of revolution measurement mechanism that Fig. 1 provides for the utility model embodiment.
In upper Fig. 1:
Bearing seat 1, gear shaft 2, scrambler 3, bearing 4, shaft coupling 5, guard shield 6, outer rotor 7, annular wheel 8, chassis get off 9, chassis gets on the bus 10.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1, the structural representation of the angle of revolution measurement mechanism that Fig. 1 provides for the utility model embodiment.
The angle of revolution measurement mechanism that the utility model embodiment provides, for rotary drilling rig, comprising: bearing seat 1, is provided with bearing 4 in bearing seat 1; Gear shaft 2, gear shaft 2 is built in bearing 4, and one end of gear shaft 2 is connected with scrambler 3, and its other end is provided with outer rotor 7; Annular wheel 8, annular wheel 8 engages with outer rotor 7.During use, chassis annular wheel 8 being fixed on rotary drilling rig is got off on 9, the chassis that bearing seat 1 is fixed on rotary drilling rig is got on the bus on 10, or, chassis bearing seat 1 being fixed on rotary drilling rig is got off on 9, the chassis that annular wheel 8 is fixed on rotary drilling rig is got on the bus on 10, when chassis get on the bus 10 relative to chassis get off 9 rotation time, outer rotor 7 is in the inside of annular wheel 8, revolve round the sun in center around annular wheel 8, simultaneously, outer rotor 7 rotation, measure chassis get on the bus 10 and chassis get off 9 relative rotation angle, scrambler 3 obtains the rotation information of outer rotor 7 rotation, final must arrive chassis get on the bus 10 to get off relative to chassis 9 position, adopt outer rotor 7 and the engaged transmission of annular wheel 8 to obtain chassis to get on the bus 10 information of to get off 9 rotations relative to chassis, namely information is taken out with outer rotor 7, pass to scrambler 3, become electric signal.The mode structure of this breath of winning the confidence is simple, and easy to manufacture, cost is not high, and reliability is strong, improves measuring accuracy, installs, easy to maintenance.
In order to optimize such scheme further, the chassis that annular wheel 8 is fixed on rotary drilling rig is got off on 9, the chassis that bearing seat 1 is fixed on rotary drilling rig is got on the bus on 10, certainly, also can get off on 9 in bearing seat 1 chassis that is fixed on rotary drilling rig, the chassis that annular wheel 8 is fixed on rotary drilling rig is got on the bus on 10, wherein, is advisable with the former.
In order to optimize such scheme further, scrambler 3 is provided with guard shield 6, protection scrambler 3, avoids the pollution of the impurity such as dust simultaneously.
In order to optimize such scheme further, scrambler 3 is connected by shaft coupling 5 with gear shaft 2, connects better effects if.
In order to optimize such scheme further, bearing 4 is taper roll bearing, concrete, and can be double-row conical bearing, result of use be better.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. an angle of revolution measurement mechanism, for rotary drilling rig, is characterized in that, comprising:
Bearing seat (1), is provided with bearing (4) in described bearing seat (1);
Gear shaft (2), described gear shaft (2) is built in described bearing (4), and one end of described gear shaft (2) is connected with scrambler (3), and its other end is provided with outer rotor (7);
Annular wheel (8), described annular wheel (8) engages with described outer rotor (7),
Described scrambler (3) is connected by shaft coupling (5) with described gear shaft (2),
Described bearing (4) is taper roll bearing.
2. angle of revolution according to claim 1 measurement mechanism, it is characterized in that, the chassis that described annular wheel (8) is fixed on described rotary drilling rig is got off on (9), gets on the bus on (10) in the chassis that described bearing seat (1) is fixed on described rotary drilling rig.
3. angle of revolution according to claim 1 measurement mechanism, it is characterized in that, the chassis that described bearing seat (1) is fixed on described rotary drilling rig is got off on (9), gets on the bus on (10) in the chassis that described annular wheel (8) is fixed on described rotary drilling rig.
4. angle of revolution according to claim 1 measurement mechanism, is characterized in that, described scrambler (3) is provided with guard shield (6).
5. angle of revolution according to claim 1 measurement mechanism, is characterized in that, described bearing (4) is double-row conical bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520714755.8U CN205156904U (en) | 2015-09-15 | 2015-09-15 | Gyration angle measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520714755.8U CN205156904U (en) | 2015-09-15 | 2015-09-15 | Gyration angle measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205156904U true CN205156904U (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520714755.8U Active CN205156904U (en) | 2015-09-15 | 2015-09-15 | Gyration angle measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205156904U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974984A (en) * | 2018-12-28 | 2019-07-05 | 大连长丰实业总公司 | A kind of ejection terminal electric switch mechanism detection device |
| CN110775821A (en) * | 2019-10-31 | 2020-02-11 | 三一汽车起重机械有限公司 | Rotation angle detection device and crane |
-
2015
- 2015-09-15 CN CN201520714755.8U patent/CN205156904U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974984A (en) * | 2018-12-28 | 2019-07-05 | 大连长丰实业总公司 | A kind of ejection terminal electric switch mechanism detection device |
| CN110775821A (en) * | 2019-10-31 | 2020-02-11 | 三一汽车起重机械有限公司 | Rotation angle detection device and crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102249 Beijing ChangPing Railway Station, west of Changping District, 500 meters Patentee after: Beijing CRRC Heavy Industry Mechanics Co., Ltd. Address before: 102249 Beijing ChangPing Railway Station, west of Changping District, 500 meters Patentee before: Beijing CSR Times Heavy Industry Machinery Co., Ltd. |