CN102798366A - Tightening wire displacement sensor capable of separating measurement from winding - Google Patents
Tightening wire displacement sensor capable of separating measurement from winding Download PDFInfo
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- CN102798366A CN102798366A CN2012102854587A CN201210285458A CN102798366A CN 102798366 A CN102798366 A CN 102798366A CN 2012102854587 A CN2012102854587 A CN 2012102854587A CN 201210285458 A CN201210285458 A CN 201210285458A CN 102798366 A CN102798366 A CN 102798366A
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- housing
- measurement
- displacement sensor
- backguy
- wheel
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Abstract
The invention discloses a tightening wire displacement sensor capable of separating measurement from winding. The tightening wire displacement sensor comprises a casing, a measurement unit, a winding mechanism and a steering mechanism, wherein the measurement unit comprises a measurement wheel and an angular displacement sensor; the winding mechanism comprises a winding reel and a bearing; the steering mechanism comprises a guiding wheel and a steering wheel; the casing adopts a double-layer structure; the guiding wheel and the measurement wheel are positioned in an upper layer of the casing; the winding reel and the bearing are positioned in a lower layer of the casing; the upper layer and the lower layer are connected through the steering wheel; and a tightening wire winds from the upper layer of the casing to the lower layer of the casing through the steering wheel. The measurement unit comprises the measurement wheel, the angular displacement sensor and a bottom plate; the angular displacement sensor is fixed on the bottom plate; the bottom plate is fixed on the casing through a bolt; a shaft is arranged on the angular displacement sensor, and is fixed on the measurement wheel through a jackscrew; and when the measurement wheel rotates, the shaft on the angular displacement sensor rotates along with the measurement wheel, the angular displacement sensor converts a displacement signal to an electrical signal that can be read, and the electrical signal is used for communication, transmission and the like. The tightening wire displacement sensor achieves high measuring accuracy.
Description
Technical field
The present invention relates to sensor, particularly a kind of the measurement and coiling backguy displacement transducer separately.
Background technology
The design of existing backguy displacement transducer be the backguy winding mechanism with measuring mechanism in one, coiling must monolayer alignment on reel, the order of arrangement has just been brought the error of axis and pivot angle, directly has influence on measurement length and precision.
And the installation of existing backguy displacement transducer backguy is cumbersome, does not have indicating device, can not guarantee the vertical installation of backguy, has just increased the installation errors caused.
Summary of the invention
In order to overcome the defective that above-mentioned prior art exists, the present invention provides a kind of and measures and coiling backguy displacement transducer separately, and measuring mechanism separates with winding mechanism fully, has eliminated axial error and coiling pivot angle error that the winding mechanism coiling brings fully; Directly drive the measuring wheel rotation through wire rope, or not do not improved measuring accuracy greatly through other throw-over gear.
To achieve these goals, technical scheme of the present invention is following:
A kind of measurement and coiling backguy displacement transducer separately; Comprise that housing, measuring unit, winding mechanism and steering mechanism form, said measuring unit separates with winding mechanism, and measuring unit comprises measuring wheel and angular displacement sensor; Said winding mechanism comprises reel and bearing; Said steering mechanism comprises angle sheave and deflecting roller, and the backguy on the said reel is passed angle sheave around to measuring wheel, turns to through deflecting roller.
Further, said housing is a double-decker, and said angle sheave and measuring wheel are positioned at the housing upper strata, and said reel and bearing are positioned at housing lower floor, connect through deflecting roller between two-layer up and down, backguy through deflecting roller by the upper strata of housing around to lower floor.
Said housing also can be single layer structure, and said angle sheave, deflecting roller, measuring wheel, reel and bearing all are positioned on the housing.
Said measuring unit is made up of measuring wheel, angular displacement sensor and base plate, and angular displacement sensor is fixed on the base plate, and said base plate passes through screw retention on housing; On the said angular displacement sensor axle is set, fixes through jackscrew with measuring wheel, in the time of the measuring wheel rotation, the axle on the angular displacement sensor is rotation thereupon also, and angular displacement sensor is converted into the electric signal that can read to this displacement signal, in order to communication, and transmission etc.
Further; Said winding mechanism is made up of reel, glass pulley, bearing, spring, spring case, central spindle of the spring and stationary shaft; Said central spindle of the spring connects as one through bolt and reel, and said spring places in the spring case, and an end is connected with spring case; The other end is connected with central spindle of the spring, and spring case passes through screw retention on housing.
Said central spindle of the spring is connected through screw retention with reel, becomes one, and reel is connected with stationary shaft through bearing, can on stationary shaft, freely rotate, and stationary shaft is connected with housing through screw.
Said glass pulley is the automatic winding displacement wheel, is fixed on the housing through bearing pin, thus the orderly arrangement of realization backguy.
Further, said deflecting roller is between housing is two-layer up and down, and deflecting roller is connected with bolt through bearing, is bolted on the housing.
Said angle sheave is provided with two, is positioned at the top of measuring wheel, changes the trend that winds the line through angle sheave, and backguy is passed angle sheave around to measuring wheel.
Further, the upper strata of said housing also is provided with the cross laser steady arm, and auxiliary stay is installed the non-angular skew easily.
Above-mentioned deflecting roller makes measuring wheel and reel not at grade, and entire mechanism is smaller and more exquisite like this, and wire rope directly drives the measuring wheel wheel measuring.
Principle of work of the present invention is: backguy one end is fixed on the reel, and the other end is fixed on the pull head, through external force pulling backguy; Backguy through said two angle sheaves, drives the measuring wheel rotation through the backguy mouth; Realize the output of signal, backguy changes the direction of rope through deflecting roller; Another layer to housing comes line on the reel through glass pulley.Reel acts on the wire rope certain force of strain through the torsion that spring provides, and increases the cross laser steady arm, makes the skew of backguy non-angular.
The present invention separates design to backguy winding mechanism and measuring mechanism, and the state of coiling can not have influence on measuring accuracy, so can accomplish the measurement of big stroke.
Wherein, measuring mechanism described in this patent and winding mechanism are distributed in single or multiple lift, all receive the protection of this patent, no matter whether increase deflecting roller and automatic winding displacement wheel in this mechanism, all receive the protection of this patent.
The invention has the beneficial effects as follows that (1) wire rope directly drives the measuring wheel rotation, through other throw-over gears, does not improve measuring accuracy greatly.
(2) can change the size of Measurement Resolution easily through changing the measuring wheel diameter,, improve resolution owing to, can make very small size to not restriction of measurement size.
(3) measuring mechanism and winding mechanism separate fully, have eliminated axial error and coiling pivot angle error that the winding mechanism coiling brings fully.
(4) increase laser locator, auxiliary stay is installed the non-angular skew easily.
(5) the coiling state of winding mechanism can not influence measurement, as long as winding mechanism size permission, just can, thereby can accomplish the measurement of big stroke.
Description of drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is the vertical view corresponding with Fig. 1.
Fig. 3 is the cut-open view of Fig. 1.
Among the figure, 1, measuring wheel, 2, angle sheave, 3, angle sheave, 4, deflecting roller, 5, pilot hole; 6, steady arm, 7, the backguy mouth, 8, reel, 9, glass pulley, 10, housing; 11, spring case, 12, central spindle of the spring, 13, spring stop, 14, bearing, 15, bearing; 16, dog screw, 17, base plate, 18, angular displacement sensor, 19, stationary shaft, 20, spring.
Embodiment:
Be easy to understand understanding in order to make creation characteristic of the present invention, technological means and to reach purpose, further set forth the present invention below in conjunction with specific embodiment.
Embodiment:
Referring to Fig. 1, Fig. 2 and Fig. 3; A kind of measurement and coiling backguy displacement transducer separately; The steering mechanism that comprises housing 10, forms by two angle sheaves 2,3 and deflecting roller 4; Winding mechanism by reel 8, glass pulley 9, bearing 14, spring 20, spring case 11, central spindle of the spring 12 and stationary shaft 19 are formed is made up of with the measuring unit that base plate 17 is formed measuring wheel 1, angular displacement sensor 18 jointly.
In the measuring unit, angular displacement sensor 18 is fixed on the base plate 17, and said base plate 17 passes through screw retention on housing 10; On the said angular displacement sensor 18 axle is set, fixes through jackscrew, in the time of measuring wheel 1 rotation with measuring wheel 1; Axle on the angular displacement sensor 18 is rotation thereupon also; Angular displacement sensor 18 is converted into the electric signal that can read to this displacement signal, in order to communication, and transmission etc.
In the above-mentioned winding mechanism; Central spindle of the spring 12 connects as one through bolt and reel 8, and spring 20 places in the spring case 11, and an end is connected with spring case 11; The other end is connected with central spindle of the spring 12; Spring stop 13 also is set in the spring case 11, and spring 20 sidepieces and spring stop 13 offset, and spring case 11 passes through screw retention on housing 10.
Central spindle of the spring 12 and reel 8 are connected through screw retention, become one, and reel 8 is connected with stationary shaft 19 through bearing 14, can on stationary shaft 19, freely rotate, and stationary shaft 19 passes through screw and is connected with housing 10.
Deflecting roller 4 is between housing is two-layer about in the of 10, and deflecting roller 4 is connected with bolt through bearing, is bolted on the housing.
The upper strata of housing 10 also is provided with cross laser steady arm 6, which is provided with pilot hole 5, and auxiliary stay is installed the non-angular skew easily.
Above-mentioned deflecting roller 4 makes measuring wheel 1 and reel 8 not at grade, and entire mechanism is smaller and more exquisite like this, and wire rope directly drives the measuring wheel wheel measuring.
Principle of work of the present invention is: backguy one end is fixed on the reel 8, and the other end is fixed on the pull head of backguy mouth 7, through external force pulling backguy; Backguy through said two angle sheaves 2,3, drives measuring wheel 1 rotation through the backguy mouth; Realize the output of signal, backguy changes the direction of rope through deflecting roller 4; Another layer to housing 10 comes line on the reel 8 through glass pulley 9.Reel 8 acts on the wire rope certain force of strain through the torsion that spring 20 provides, and increases cross laser steady arm 6, makes the skew of backguy non-angular.
The present invention separates design to backguy winding mechanism and measuring mechanism, and the state of coiling can not have influence on measuring accuracy, thus can accomplish the measurement of big stroke,
Advantage applies of the present invention exists: 1, directly drive the measuring wheel rotation through wire rope, through other throw-over gears, do not improve measuring accuracy greatly; 2 and can be easily through changing the measuring wheel diameter, change the size of Measurement Resolution owing to, can make very small size, improve resolution to not restriction of measurement size; 3, measuring mechanism and winding mechanism separate fully, have eliminated axial error and coiling pivot angle error that the winding mechanism coiling brings fully.
Wherein, measuring mechanism and winding mechanism in the foregoing description are distributed in single or multiple lift, all receive the protection of this patent, no matter whether increase deflecting roller and automatic winding displacement wheel in this mechanism, all receive the protection of this patent.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the instructions just explains principle of the present invention; The present invention also has various changes and modifications under the prerequisite that does not break away from spirit and scope of the invention, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (8)
1. measure and coiling backguy displacement transducer separately for one kind, it is characterized in that, comprise that housing, measuring unit, winding mechanism and steering mechanism form; Said measuring unit separates with winding mechanism; Measuring unit comprises measuring wheel and angular displacement sensor, and said winding mechanism comprises reel and bearing, and said steering mechanism comprises angle sheave and deflecting roller; Backguy on the said reel is passed angle sheave around to measuring wheel, turns to through deflecting roller.
2. a kind of the measurement and coiling backguy displacement transducer separately according to claim 1; It is characterized in that; Said housing is a double-decker, and said angle sheave and measuring wheel are positioned at the housing upper strata, and said reel and bearing are positioned at housing lower floor; Connect through deflecting roller between two-layer up and down, backguy through deflecting roller by the upper strata of housing around to lower floor.
3. a kind of the measurement and coiling backguy displacement transducer separately according to claim 1 is characterized in that said housing is a single layer structure, and said angle sheave, deflecting roller, measuring wheel, reel and bearing all are positioned on the housing.
4. a kind of the measurement and coiling backguy displacement transducer separately according to claim 1; It is characterized in that; Said measuring unit is made up of measuring wheel, angular displacement sensor and base plate, and angular displacement sensor is fixed on the base plate, and said base plate passes through screw retention on housing; On the said angular displacement sensor axle is set, fixes through jackscrew with measuring wheel.
5. a kind of the measurement and coiling backguy displacement transducer separately according to claim 1; It is characterized in that said winding mechanism is made up of reel, glass pulley, bearing, spring, spring case, central spindle of the spring and stationary shaft, said central spindle of the spring connects as one through bolt and reel; Said spring places in the spring case; One end is connected with spring case, and the other end is connected with central spindle of the spring, and spring case passes through screw retention on housing.
6. a kind of the measurement and coiling backguy displacement transducer separately according to claim 2 is characterized in that said deflecting roller is between housing is two-layer up and down, and deflecting roller is connected with bolt through bearing, is bolted on the housing.
7. a kind of the measurement and coiling backguy displacement transducer separately according to claim 1 is characterized in that said angle sheave is provided with two, is positioned at the top of measuring wheel, and backguy is passed angle sheave around to measuring wheel.
8. a kind of the measurement and coiling backguy displacement transducer separately according to claim 2 is characterized in that the upper strata of said housing also is provided with the cross laser steady arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102854587A CN102798366A (en) | 2012-03-12 | 2012-08-10 | Tightening wire displacement sensor capable of separating measurement from winding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210062785.6 | 2012-03-12 | ||
| CN201210062785 | 2012-03-12 | ||
| CN2012102854587A CN102798366A (en) | 2012-03-12 | 2012-08-10 | Tightening wire displacement sensor capable of separating measurement from winding |
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| Publication Number | Publication Date |
|---|---|
| CN102798366A true CN102798366A (en) | 2012-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012102854587A Pending CN102798366A (en) | 2012-03-12 | 2012-08-10 | Tightening wire displacement sensor capable of separating measurement from winding |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154863A (en) * | 2014-08-29 | 2014-11-19 | 上海海事大学 | Three-dimensional position detection device and detection method thereof |
| CN111649661A (en) * | 2020-06-08 | 2020-09-11 | 中国葛洲坝集团第一工程有限公司 | Stay wire sensor for dangerous rock monitoring and monitoring system |
| CN111780701A (en) * | 2020-07-27 | 2020-10-16 | 赣州德业电子科技有限公司 | Vertical wire outlet device for steel wire rope of displacement sensor |
| CN112340529A (en) * | 2020-10-16 | 2021-02-09 | 罗春叶 | Vertical wire outlet device for steel wire rope of displacement sensor |
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| JPH1038551A (en) * | 1996-07-19 | 1998-02-13 | Daido Steel Co Ltd | Method and device for measuring dimension |
| US5953127A (en) * | 1994-06-15 | 1999-09-14 | Advanced Technik Gmbh | Device for measuring dimensions of workpieces |
| CN1928487A (en) * | 2006-09-30 | 2007-03-14 | 中国第二重型机械集团公司 | Length measuring device |
| CN101886913A (en) * | 2010-03-18 | 2010-11-17 | 中国飞机强度研究所 | Digital linear displacement sensor |
| CN101995207A (en) * | 2009-08-17 | 2011-03-30 | 宝钢集团新疆八一钢铁有限公司 | Equal displacement mechanical transmission type device for detecting equipment motion displacement |
| CN201858958U (en) * | 2009-12-18 | 2011-06-08 | 北京泰泽科技开发有限公司 | Stay wire displacement sensor for underwater use |
| CN202092621U (en) * | 2011-04-25 | 2011-12-28 | 胡敬礼 | Stay wire displacement sensor |
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2012
- 2012-08-10 CN CN2012102854587A patent/CN102798366A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5953127A (en) * | 1994-06-15 | 1999-09-14 | Advanced Technik Gmbh | Device for measuring dimensions of workpieces |
| JPH1038551A (en) * | 1996-07-19 | 1998-02-13 | Daido Steel Co Ltd | Method and device for measuring dimension |
| CN1928487A (en) * | 2006-09-30 | 2007-03-14 | 中国第二重型机械集团公司 | Length measuring device |
| CN101995207A (en) * | 2009-08-17 | 2011-03-30 | 宝钢集团新疆八一钢铁有限公司 | Equal displacement mechanical transmission type device for detecting equipment motion displacement |
| CN201858958U (en) * | 2009-12-18 | 2011-06-08 | 北京泰泽科技开发有限公司 | Stay wire displacement sensor for underwater use |
| CN101886913A (en) * | 2010-03-18 | 2010-11-17 | 中国飞机强度研究所 | Digital linear displacement sensor |
| CN202092621U (en) * | 2011-04-25 | 2011-12-28 | 胡敬礼 | Stay wire displacement sensor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154863A (en) * | 2014-08-29 | 2014-11-19 | 上海海事大学 | Three-dimensional position detection device and detection method thereof |
| CN111649661A (en) * | 2020-06-08 | 2020-09-11 | 中国葛洲坝集团第一工程有限公司 | Stay wire sensor for dangerous rock monitoring and monitoring system |
| CN111780701A (en) * | 2020-07-27 | 2020-10-16 | 赣州德业电子科技有限公司 | Vertical wire outlet device for steel wire rope of displacement sensor |
| CN112340529A (en) * | 2020-10-16 | 2021-02-09 | 罗春叶 | Vertical wire outlet device for steel wire rope of displacement sensor |
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Application publication date: 20121128 |
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| RJ01 | Rejection of invention patent application after publication |