CN203978422U - A kind of rig depth detection apparatus - Google Patents
A kind of rig depth detection apparatus Download PDFInfo
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- CN203978422U CN203978422U CN201420384440.7U CN201420384440U CN203978422U CN 203978422 U CN203978422 U CN 203978422U CN 201420384440 U CN201420384440 U CN 201420384440U CN 203978422 U CN203978422 U CN 203978422U
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- pulley
- rig
- pinch roller
- detection apparatus
- depth detection
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Abstract
The utility model discloses a kind of rig depth detection apparatus, comprise a mount pad being connected with rig (1), described mount pad (1) is provided with a pulley (4) and one wire rope is pressed in to the pinch roller (6) on described pulley (4), described pulley (4) is connected with a counting instrument, described counting instrument and control system communication connection.This device clamps wire rope by pulley (4) and pinch roller (6), utilize the rotation of the Sports band movable pulley (4) of wire rope, count the number of turns that instrument record pulley (4) rotates simultaneously, by pulley (4) thus the number of turns of rotating can calculate the distance (can know distance and drilling depth that on rig, unit head moves up and down) of wire rope motion accurately.The utility model is a kind of measure accurate, installation and easy to maintenance, can adapt to the rig depth detection apparatus of the severe working condition requirement of rig.
Description
Technical field
The utility model relates to a kind of depth detection apparatus, particularly relates to a kind of rig depth detection apparatus.
Background technology
In pile foundation construction, very accurate to the dark requirement of stake, need us to grasp at any time drilling depth, perpendicular to the drilling rod on ground, projected depth is crept into ensure to reach accurately in ground all the time thereby the control elevator haulage cable of operating machines in time drives unit head to drive.There is at present following several commonplace drilling depth to measure way.
The first be by installation of sensors on gooseneck boom pulley, in the time of the steel cable sliding of traction power head, be with movable pulley to rotate, the momentum of walking that utilizes the revolution that slides and radius of gyration to calculate wire rope has also just obtained drilling depth.(its error precision is 8cm)
Adopt when said method, because pulley and wire rope exist relative sliding, the drilling depth of utilizing measurement pulley to obtain is incorrect.
The second be by installation of sensors on elevator, utilize elevator revolution and wire rope rotating radiuscope to calculate drilling depth.(its error precision is 8cm)
While adopting said method; utilize numerical value out of the revolution of elevator and wire rope rotating radius calculation and the momentum of walking of actual wire rope relatively to meet; but in the time that actual drilling rod is transferred, often can exist wire rope to transfer, but the situation that drilling rod does not decline.The drilling depth showing under such state is also incorrect.
The third is fixed on drilling machine body for dragline type linear transducer, fag end is fixed on unit head, in the time that thereby elevator haulage cable drives unit head drive perpendicular to the drilling rod on ground, ground to be tunneled all the time, the stay cord of linear transducer is drawn by unit head, the variation value that sensor detects pulling rope length is unit head height change value, has namely measured hole depth value.
While adopting said method, stay cord need to be very long, and therefore drawing godet is very large, is placed in drilling rod top, in the time of drilling machine construction, rocks very and greatly easily drops, dangerous, and inconvenient maintenance.
Therefore the degree of accuracy that, how to improve drill hole of drilling machine depth survey is in the art problem demanding prompt solution.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of rig depth detection apparatus that can improve hole depth accuracy of measurement.
In order to solve the problems of the technologies described above, the rig depth detection apparatus that the utility model provides, comprise a mount pad being connected with rig, described mount pad is provided with a pulley and one wire rope is pressed in to the pinch roller on described pulley, described pulley is connected with a counting instrument, described counting instrument and control system communication connection.
Described mount pad adopts welding or bolt to be connected with rig.
One end of the first linking arm is hinged on described mount pad, the other end of the first described linking arm is provided with described pulley and counting instrument, one end of the second linking arm is hinged on the first described linking arm, the other end of the second described linking arm is hinged with described pinch roller, one end of spring is connected with the first described linking arm, and the other end is connected with the second described linking arm.
One end of the first described linking arm and described mount pad adopt pin shaft structure hinged.
Described pulley is hinged by axle, bearing and described the first linking arm, and described pulley is connected with described counting instrument by shaft coupling.
Described pinch roller is hinged by bearing pin, bearing and described the second linking arm.
The combining structure form of described pulley and described pinch roller is: described pulley is that cylindrical, described pinch roller is provided with wire rope pinch roller deep-slotted chip breaker.
The combining structure form of described pulley and described pinch roller is: described pinch roller is that cylindrical, described pulley is provided with wire rope pulley deep-slotted chip breaker.
The combining structure form of described pulley and described pinch roller is: described pinch roller is that cylindrical, described pulley is provided with wire rope pulley rectangular channel.
Described counting instrument is encoder.
Adopt the rig depth detection apparatus of technique scheme, the number of turns that counting instrument energy accurate recording shaft coupling rotates, thus can record accurately the distance of wire rope motion.Operating principle of the present utility model is: pulley and pinch roller clamp wire rope by the pulling force of spring, the rotation of pulley is by the rotation of key band moving axis, axle is connected with shaft coupling, and counting instrument can record the data signal that shaft coupling rotates, just can clearly calculate the number of turns that pulley rotates, measure the diameter of pulley, the data signal of the number of turns that encoder rotates pulley is passed to control system, thereby the data signal of the number of turns and the diameter of pulley that control system is rotated according to pulley, can calculate the distance that wire rope moves accurately.
The utility model has the advantages that: its error precision is 1cm, simple in structure, can measure in real time and accurately the drill hole of drilling machine degree of depth, can adapt to revolve and dig severe working condition requirement.
In sum, the utility model is a kind ofly can improve hole depth accuracy of measurement and rig depth detection apparatus simple in structure, that measure in real time, can adapt to the severe working condition requirement of rig.
Brief description of the drawings
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is that the right axle of embodiment depth detection apparatus structure measures intention.
Fig. 2 is that the left axle of embodiment depth detection apparatus structure measures intention.
Fig. 3 is the sectional drawing at pulley place.
Fig. 4 is the sectional drawing at pinch roller place.
Fig. 5 is the first combining form schematic diagram of pulley and pinch roller.
Fig. 6 is the second combining form schematic diagram of pulley and pinch roller.
Fig. 7 is the third combining form schematic diagram of pulley and pinch roller.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Referring to Fig. 1 and Fig. 2, comprise a mount pad being connected with rig 1, mount pad 1 is provided with a pulley 4 and one wire rope is pressed in to the pinch roller 6 on pulley 4, and pulley 4 is connected with an encoder 7, encoder 7 and control system communication connection.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, particularly, mount pad 1 adopts welding or bolt to be connected with rig, one end of the first linking arm 2 is hinged on mount pad 1, one end that the other end of the first linking arm 2 is provided with pulley 4 and encoder 7, the second linking arms 3 is hinged on the first linking arm 2, and the other end of the second linking arm 3 is hinged with pinch roller 6, one end of spring 5 is connected with the first linking arm 2, and the other end is connected with the second linking arm 3.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, particularly, one end of the first linking arm 2 and mount pad 1 adopt pin shaft structure hinged, and pulley 4 is hinged by axle, bearing and the first linking arm 2, and pulley 4 is connected and keeps certain axiality and ensures that pulley 4 can rotate flexibly with encoder 7 by shaft coupling; Pinch roller 6 ensures that by bearing pin, bearing and the second linking arm 3 are hinged pinch roller 6 rotates flexibly simultaneously.
Referring to Fig. 5, the combining structure form of pulley 4 and pinch roller 6 is: pulley 4 is for cylindrical, and pinch roller 6 is provided with wire rope pinch roller deep-slotted chip breaker 8.
Referring to Fig. 6, the combining structure form of pulley 4 and pinch roller 6 is: pinch roller 6 is for cylindrical, and pulley 4 is provided with wire rope pulley deep-slotted chip breaker 9.
Referring to Fig. 7, the combining structure form of pulley 4 and pinch roller 6 is: pinch roller 6 is for cylindrical, and pulley 4 is provided with wire rope pulley rectangular channel 10.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, utilize spring 5 that pulley 4 and pinch roller 6 are clamped wire rope, the rotation of the Sports band movable pulley 4 by wire rope, the rotation of pulley 4 is by the rotation of key band moving axis, axle is connected with shaft coupling, and encoder 7 can record the data signal that shaft coupling rotates, just can clearly calculate the number of turns that pulley 4 rotates, measure the diameter of pulley 4, the data signal of the number of turns that encoder 7 rotates pulley 4 is passed to control system, thereby the diameter of the data signal of the number of turns that control system is rotated according to pulley 4 and pulley 4, can calculate accurately the distance of wire rope motion, and then the distance that changes into unit head rising or decline.
The foregoing is only preferred embodiment of the present utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a rig depth detection apparatus, it is characterized in that: comprise a mount pad being connected with rig (1), described mount pad (1) is provided with a pulley (4) and one wire rope is pressed in to the pinch roller (6) on described pulley (4), described pulley (4) is connected with a counting instrument, described counting instrument and control system communication connection.
2. rig depth detection apparatus according to claim 1, is characterized in that: described mount pad (1) adopts welding or bolt to be connected with rig.
3. rig depth detection apparatus according to claim 1 and 2, it is characterized in that: one end of the first linking arm (2) is hinged on described mount pad (1), the other end of described the first linking arm (2) is provided with described pulley (4) and counting instrument, one end of the second linking arm (3) is hinged on described the first linking arm (2), the other end of described the second linking arm (3) is hinged with described pinch roller (6), one end of spring (5) is connected with described the first linking arm (2), the other end is connected with described the second linking arm (3).
4. rig depth detection apparatus according to claim 3, is characterized in that: one end of described the first linking arm (2) and described mount pad (1) adopt pin shaft structure hinged.
5. rig depth detection apparatus according to claim 3, it is characterized in that: described pulley (4) is hinged by axle, bearing and described the first linking arm (2), and described pulley (4) is connected with described counting instrument by shaft coupling.
6. rig depth detection apparatus according to claim 3, is characterized in that: described pinch roller (6) is hinged by bearing pin, bearing and described the second linking arm (3).
7. rig depth detection apparatus according to claim 1 and 2, it is characterized in that: the combining structure form of described pulley (4) and described pinch roller (6) is: described pulley (4) is for cylindrical, and described pinch roller (6) is provided with wire rope pinch roller deep-slotted chip breaker (8).
8. rig depth detection apparatus according to claim 1 and 2, it is characterized in that: the combining structure form of described pulley (4) and described pinch roller (6) is: described pinch roller (6) is for cylindrical, and described pulley (4) is provided with wire rope pulley deep-slotted chip breaker (9).
9. rig depth detection apparatus according to claim 1 and 2, it is characterized in that: the combining structure form of described pulley (4) and described pinch roller (6) is: described pinch roller (6) is for cylindrical, and described pulley (4) is provided with wire rope pulley rectangular channel (10).
10. rig depth detection apparatus according to claim 1 and 2, is characterized in that: described counting instrument is encoder (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384440.7U CN203978422U (en) | 2014-07-11 | 2014-07-11 | A kind of rig depth detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384440.7U CN203978422U (en) | 2014-07-11 | 2014-07-11 | A kind of rig depth detection apparatus |
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| Publication Number | Publication Date |
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| CN203978422U true CN203978422U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420384440.7U Active CN203978422U (en) | 2014-07-11 | 2014-07-11 | A kind of rig depth detection apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104074510A (en) * | 2014-07-11 | 2014-10-01 | 山河智能装备股份有限公司 | Depth detecting device for drilling machine |
| CN109577951A (en) * | 2018-10-16 | 2019-04-05 | 山西晋城无烟煤矿业集团有限责任公司 | With drilling well depth measuring device |
| CN110541701A (en) * | 2019-09-23 | 2019-12-06 | 北京三叶西蒙科技有限公司 | Logging cable depth measuring device and using method thereof |
-
2014
- 2014-07-11 CN CN201420384440.7U patent/CN203978422U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104074510A (en) * | 2014-07-11 | 2014-10-01 | 山河智能装备股份有限公司 | Depth detecting device for drilling machine |
| CN109577951A (en) * | 2018-10-16 | 2019-04-05 | 山西晋城无烟煤矿业集团有限责任公司 | With drilling well depth measuring device |
| CN109577951B (en) * | 2018-10-16 | 2022-05-17 | 山西晋城无烟煤矿业集团有限责任公司 | Well depth measuring device while drilling |
| CN110541701A (en) * | 2019-09-23 | 2019-12-06 | 北京三叶西蒙科技有限公司 | Logging cable depth measuring device and using method thereof |
| CN110541701B (en) * | 2019-09-23 | 2023-08-01 | 北京三叶西蒙科技有限公司 | Logging cable depth measuring device and using method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |