CN201497487U - Analog output multiplication length displacement measuring device - Google Patents
Analog output multiplication length displacement measuring device Download PDFInfo
- Publication number
- CN201497487U CN201497487U CN2009203085646U CN200920308564U CN201497487U CN 201497487 U CN201497487 U CN 201497487U CN 2009203085646 U CN2009203085646 U CN 2009203085646U CN 200920308564 U CN200920308564 U CN 200920308564U CN 201497487 U CN201497487 U CN 201497487U
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- CN
- China
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- transmission shaft
- gear set
- measuring device
- gear
- displacement measuring
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- Expired - Lifetime
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model relates to an analog output multiplication length displacement measuring device, which comprises a case, a spring box and a wire wheel, wherein a coil spring is arranged in the spring box, the wire wheel is connected with the spring box, and pulling wires are wound on the wire wheel. The utility model is characterized in that a signal converting circuit is fixed on the case, the signal converting circuit is connected with an adjustable potential device and cables, the adjustable potential device is connected with the case through a fixed plate, the adjustable potential device is fixedly connected with a main gear of a gear set, a sub gear of the gear set is fixed on one end of a transmission shaft, the other end of the transmission shaft is fixedly connected with the wire wheel, and the transmission shaft is glidingly connected with a support hole formed on a support shaft frame of an inner frame of the case. The utility model has the advantages that the multiple gear ratio transmission can be realized through adopting the gear set structure, and the measuring length of the original measuring device is increased exponentially.
Description
Technical field
The utility model belongs to the device of measuring length and the output of shift simulation amount in machining and the plant equipment, relates in particular to a kind of multiplication length displacement measuring device of analog quantity output.
Background technology
Popular in the market stay-supported displacement transducer is that measurement length is changed into angle output, can't directly export analog quantity, this infrastructure cost height, anchoring adopts complicated line wheel construction to be connected with axle, terminal box and spring, many with the scrambler connecting elements, complex structure, physical dimension is big and need to connect the scrambler use, has limited its use.Particularly the length-measuring appliance measurement length or the displacement of analog quantity output are shorter, can't meet consumers' demand.
The utility model content
The purpose of this utility model is to overcome the deficiency of above-mentioned technology, and a kind of multiplication length displacement measuring device of analog quantity output is provided, and adopts gear set that original measurement mechanism is measured length and is multiplied.
The utility model for achieving the above object, by the following technical solutions: a kind of multiplication length displacement measuring device of analog quantity output, comprise housing, the spring case and the connected line wheel of disc spring are housed, be wound with backguy on the line wheel, it is characterized in that: fixed signal conversion circuit on the described housing, the signal conversion circuit is connected with adjustable potentiometer and cable, described adjustable potentiometer is connected with housing by fixed head, adjustable potentiometer is fixedlyed connected with the main drive gear of gear set, the pinion of described gear set is fixed on transmission shaft one end, and the transmission shaft other end and line wheel are affixed, and the support holes on transmission shaft and the housing inside casing supporting pedestal is slidingly connected.
The main drive gear of described gear set is an annular wheel, and pinion is an outer rotor, and major and minor gear is meshing with each other.
The utility model beneficial effect: adopt the gear set structure can realize the transmission of multiple gear ratios, the measurement length of original measurement mechanism is multiplied.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1, signal conversion circuit, 2, adjustable potentiometer, 3, gear set, 3-1, main drive gear, 3-2, pinion, 4, transmission shaft, 5, the line wheel, 6, disc spring, 7, spring case, 8, cable, 9, housing, 9-1, inside casing bearing support, 10, backguy, 11, fixed head.
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing and preferred embodiment.
See accompanying drawing for details, a kind of multiplication length displacement measuring device of analog quantity output, comprise housing 9, the spring case 7 and the connected line wheel 5 of disc spring 6 are housed, be wound with backguy 10 on the line wheel, fixed signal conversion circuit 1 on the described housing, the signal conversion circuit is connected with adjustable potentiometer 2 and cable 8, described adjustable potentiometer is connected with housing by fixed head 11, adjustable potentiometer is fixedlyed connected with the main drive gear 3-1 of gear set, the pinion 3-2 of described gear set is fixed on transmission shaft 4 one ends, and the transmission shaft other end and line wheel are affixed, and the support holes on transmission shaft and the housing inside casing bearing support 9-1 is slidingly connected.The main drive gear of described gear set is an annular wheel, and pinion is an outer rotor, and major and minor gear is meshing with each other.See Fig. 2, the signal conversion circuit is by single amplifier chip of routine, mu balanced circuit, and constant-current circuit and corresponding peripheral passive device are formed.
Principle of work: backguy 10 passes from the special hole on the housing 9, the pulling backguy, backguy drives line wheel 5 and rotates, line wheel 5 and adjustable potentiometer 2 and gear set 3, transmission shaft 4 connects, adjustable potentiometer 2 is connected with signal conversion circuit 1, signal conversion circuit 1 is connected with cable 8, disc spring 6 and line wheel 5 is connected with spring case 7, disc spring 6 is online takes turns under 5 the drive and does stretching motion, and drive transmission shaft 4, gear set 3 and adjustable potentiometer 5 rotate, the variation of adjustable potentiometer output resistance amount also passes to signal conversion circuit 1, signal conversion circuit 1 is converted into the variation of analog quantity with the variation of resistance, and passes through cable 8 outputs, has reached length or change in displacement are converted into the purpose that analog quantity changes.
The above only is preferred embodiment of the present utility model, is not structure of the present utility model is done any pro forma restriction.Every foundation technical spirit of the present utility model all still belongs in the scope of the technical solution of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (2)
1. the multiplication length displacement measuring device of analog quantity output, comprise housing, the spring case and the connected line wheel of disc spring are housed, be wound with backguy on the line wheel, it is characterized in that: fixed signal conversion circuit on the described housing, the signal conversion circuit is connected with adjustable potentiometer and cable, described adjustable potentiometer is connected with housing by fixed head, adjustable potentiometer is fixedlyed connected with the main drive gear of gear set, the pinion of described gear set is fixed on transmission shaft one end, the transmission shaft other end and line wheel are affixed, and the support holes on transmission shaft and the housing inside casing supporting pedestal is slidingly connected.
2. the multiplication length displacement measuring device of analog quantity output according to claim 1, it is characterized in that: the main drive gear of described gear set is an annular wheel, and pinion is an outer rotor, and major and minor gear is meshing with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203085646U CN201497487U (en) | 2009-08-21 | 2009-08-21 | Analog output multiplication length displacement measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203085646U CN201497487U (en) | 2009-08-21 | 2009-08-21 | Analog output multiplication length displacement measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201497487U true CN201497487U (en) | 2010-06-02 |
Family
ID=42440691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203085646U Expired - Lifetime CN201497487U (en) | 2009-08-21 | 2009-08-21 | Analog output multiplication length displacement measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201497487U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013056439A1 (en) * | 2011-10-19 | 2013-04-25 | 中联重科股份有限公司 | Stay wire displacement measurement device |
| CN103499269A (en) * | 2013-09-03 | 2014-01-08 | 航天科工惯性技术有限公司 | Self-triggering type wide-range displacement sensor |
| CN110953978A (en) * | 2019-12-20 | 2020-04-03 | 四川省林业和草原调查规划院 | Distance sensor |
-
2009
- 2009-08-21 CN CN2009203085646U patent/CN201497487U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013056439A1 (en) * | 2011-10-19 | 2013-04-25 | 中联重科股份有限公司 | Stay wire displacement measurement device |
| CN103499269A (en) * | 2013-09-03 | 2014-01-08 | 航天科工惯性技术有限公司 | Self-triggering type wide-range displacement sensor |
| CN103499269B (en) * | 2013-09-03 | 2016-01-13 | 航天科工惯性技术有限公司 | A kind of from trigger-type great-scale displacement sensor |
| CN110953978A (en) * | 2019-12-20 | 2020-04-03 | 四川省林业和草原调查规划院 | Distance sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100602 |
|
| CX01 | Expiry of patent term |