CN205049277U - Footboard formula torque sensor - Google Patents
Footboard formula torque sensor Download PDFInfo
- Publication number
- CN205049277U CN205049277U CN201520570237.3U CN201520570237U CN205049277U CN 205049277 U CN205049277 U CN 205049277U CN 201520570237 U CN201520570237 U CN 201520570237U CN 205049277 U CN205049277 U CN 205049277U
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- CN
- China
- Prior art keywords
- pedal
- torque sensor
- circle rack
- inner circle
- sensor according
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a footboard formula torque sensor, include: inner circle frame, outer lane frame, foil gage and dynamometry circuit, the mounting hole of hole for waiting to connect the pedal shaft of inner circle frame, the outer lane put up the tie -beam with the outside fixed connection of inner circle frame, the foil gage paste adorn in the tie -beam outer wall, the output with dynamometry circuit connection, the current moment sensing value of dynamometry circuit output. The problem of among the current no pit elevator operation stationarity poor is solved. Can be accurate collection user's overdraft, given accurately and continuous collection to this developments force variation, improved accuracy and precision that dynamic power was gathered. Thereby, can be applied to the detection hard to the user in the rehabilitation training, have extensive application.
Description
Technical field
The utility model relates to force cell technical field, particularly relates to pedal torque sensor.
Background technology
Along with development that is scientific and technological and automatic control field, increasing drived control needs according to heat transfer agent as foundation.Particularly in stressed testing process, sensor is placed on main detecting position and is set up, and detects the position of important stress point.Existing torque sensor mostly is the torque sensor of a metering system, sensor is positioned on detected stress surface in use, the stress of stress surface is detected, and requires that stress surface is in the state of geo-stationary in testing process, to ensure effective dynamometry.But stress surface be dynamic change or motion time, when namely dynamic force being detected, first existing torque sensor cannot be placed, secondly because dynamic force cannot effectively gather, when particularly detecting foot pedal structure part, because this structural member has two-sided stressed, therefore existing torque sensor cannot Measurement accuracy, improve measurement cost, reduce measuring accuracy.
Utility model content
For above-mentioned defect of the prior art, pedal torque sensor provided by the utility model solves the existing problem without stationarity difference in pit elevator operation.
In order to achieve the above object, the utility model provides following technical scheme:
Pedal torque sensor in the utility model, comprising: inner circle rack, outer circle rack, foil gauge and force-sensing circuit; The endoporus of described inner circle rack is the mounting hole of pedal shaft to be connected; Described outer circle rack is fixedly connected with by the outside of tie-beam with described inner circle rack, and described foil gauge is mounted on described tie-beam outer wall, and output terminal is connected with described force-sensing circuit, and described force-sensing circuit exports current moment sensing value.
In a kind of embodiment in the utility model, also comprise: rolling bearing: the outer ring of described rolling bearing is fixedly connected with the endoporus of described inner circle rack, and inner ring is corresponding to the external diameter of pedal shaft to be connected.
In a kind of embodiment in the utility model, described outer circle rack offers multiple hollow hole.
In a kind of embodiment in the utility model, the sidewall of described inner circle rack offers multiple hollow hole.
In a kind of embodiment in the utility model, the thickness of described outer circle rack is: 5 ~ 6.5mm or 8 ~ 10mm.
In a kind of embodiment in the utility model, described outer circle rack is fixedly connected with the outside of described inner circle rack by horizontal, longitudinal and 45 ° of tie-beams arranged.
In a kind of embodiment in the utility model, also comprise: pedal cover; Described pedal cover is corresponding to the profile of described outer circle rack, is fixed on the outside of described outer circle rack.
In a kind of embodiment in the utility model, the pedal tread of described pedal cover is parallel offers multiple groove.
In a kind of embodiment in the utility model, described bottom portion of groove is spirogyrate.
In a kind of embodiment in the utility model, the thickness of described pedal cover is 6 ~ 8mm.
The beneficial effects of the utility model are: pedal torque sensor of the present utility model is by the force transferring structure of outer circle rack, inner circle rack, the pedalling force of user is detected, in the middle of motion, accurately can collect the downforce of user, the change of this dynamic force is given accurately and continuous print collection, improves accuracy and the precision of dynamic force collection.Thus, can be applicable to firmly the detecting user in rehabilitation training, have a wide range of applications field.
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 only 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.
Fig. 1 is in a kind of embodiment of the utility model, the inner structure schematic diagram of pedal torque sensor;
Fig. 2 is in a kind of embodiment of the utility model, the operation circuit schematic diagram of pedal torque sensor;
Fig. 3 is in a kind of embodiment of the utility model, structural representation during pedal torque sensor stressed;
Fig. 4 is in the another kind of embodiment of the utility model, the inner structure schematic diagram of pedal torque sensor;
Fig. 5 is in another embodiment of the utility model, the inner structure schematic diagram of pedal torque sensor.
Embodiment
Below in conjunction with accompanying drawing of the present utility model, be clearly and completely described the technical solution of the utility model, obviously, described embodiment is only 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.
As shown in Figure 1, 2, in a kind of embodiment of the present utility model, disclose a kind of pedal torque sensor.The agent structure of this sensor is: the main body force measuring structure of inner circle rack 10, outer circle rack 20.What inner circle rack 10 and outer circle rack 20 made for stainless steel or brass material is welded into shaped piece, and the thickness of its outer circle rack 20 is: 5 ~ 6.5mm or 8 ~ 10mm.Inner circle rack 10 has inner hole structure, namely at the interior welds endoporus circle 11 of inner circle rack 10, the endoporus of this endoporus circle 11 is the mounting hole of pedal shaft to be connected, correspondingly to the external diameter of pedal shaft to be connected matches, and this pedal shaft to be connected is pedal axle 12 or the web member of bicycle.Outer circle rack 20 is fixedly connected with the outside of inner circle rack 10 by many radial tie-beams 30.Foil gauge 40 is mounted on two outer walls of tie-beam 30, and the output terminal of its foil gauge 40 is connected with the collection terminal of force-sensing circuit 50, and force-sensing circuit 50 can detect, export current moment sensing value.As shown in Figure 3, when pedal torque sensor in the utility model uses, user scrunches upper side 21 in outer circle rack 20 or downside 22, namely applies pedalling force A to upper side 21 or applies pedalling force B to downside 22.Therefore, make tie-beam 30 drive foil gauge 40 to produce distortion, the deformation values of force-sensing circuit 50 to this foil gauge 40 gathers, thus, obtain the moment values of current user, namely obtain the pedal force of user.
For making user when trampling test more close to common environment for use, more comfortable to trampling of pedal, as shown in Figure 4, in a kind of embodiment of the present utility model, rolling bearing 13 is fixedly connected with in the endoporus of endoporus circle 11, the outer ring of rolling bearing 13 and the endoporus of endoporus circle 11 are fixed, and the inner ring of its rolling bearing 13 is corresponding to the external diameter of pedal shaft to be connected.
For reducing the total quality of outer circle rack, in a kind of embodiment of the present utility model, outer circle rack 20 offers multiple hollow hole, the sidewall of inner circle rack 10 offers multiple hollow hole.6, pedal torque sensor according to claim 1, outer circle rack 20 is fixedly connected with the outside of inner circle rack 10 by horizontal, longitudinal and 45 ° of tie-beams 30 arranged.
For improving the corrosion resistivity of pedal torque sensor in the utility model, as shown in Figure 5, in a kind of embodiment of the present utility model, also comprise in said structure: pedal cover 14.Pedal cover 14 is corresponding to the profile of outer circle rack 20, is fixed on the outside of outer circle rack 20.
For increasing user's pedal force in use, in a kind of embodiment of the present utility model, the pedal tread of pedal cover 14 is parallel offers multiple groove.Its bottom portion of groove is spirogyrate.Above-mentioned, the thickness of pedal cover 14 is 6 ~ 8mm.
The above; be only embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should described be as the criterion with the protection domain of claim.
Claims (10)
1. pedal torque sensor, is characterized in that, comprising: inner circle rack, outer circle rack, foil gauge and force-sensing circuit; The endoporus of described inner circle rack is the mounting hole of pedal shaft to be connected; Described outer circle rack is fixedly connected with by the outside of tie-beam with described inner circle rack, and described foil gauge is mounted on described tie-beam outer wall, and output terminal is connected with described force-sensing circuit, and described force-sensing circuit exports current moment sensing value.
2. pedal torque sensor according to claim 1, is characterized in that, also comprise: rolling bearing: the outer ring of described rolling bearing is fixedly connected with the endoporus of described inner circle rack, and inner ring is corresponding to the external diameter of pedal shaft to be connected.
3. pedal torque sensor according to claim 1 and 2, is characterized in that, described outer circle rack offers multiple hollow hole.
4. pedal torque sensor according to claim 3, is characterized in that, the sidewall of described inner circle rack offers multiple hollow hole.
5. pedal torque sensor according to claim 3, is characterized in that, the thickness of described outer circle rack is: 5 ~ 6.5mm or 8 ~ 10mm.
6. pedal torque sensor according to claim 1, is characterized in that, described outer circle rack is fixedly connected with the outside of described inner circle rack by horizontal, longitudinal and 45 ° of tie-beams arranged.
7. pedal torque sensor according to claim 1, is characterized in that, also comprise: pedal cover; Described pedal cover is corresponding to the profile of described outer circle rack, is fixed on the outside of described outer circle rack.
8. pedal torque sensor according to claim 7, is characterized in that, the pedal tread of described pedal cover is parallel offers multiple groove.
9. pedal torque sensor according to claim 8, is characterized in that, described bottom portion of groove is spirogyrate.
10. the pedal torque sensor according to claim 7 or 8, is characterized in that, the thickness of described pedal cover is 6 ~ 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570237.3U CN205049277U (en) | 2015-07-31 | 2015-07-31 | Footboard formula torque sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570237.3U CN205049277U (en) | 2015-07-31 | 2015-07-31 | Footboard formula torque sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205049277U true CN205049277U (en) | 2016-02-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520570237.3U Expired - Fee Related CN205049277U (en) | 2015-07-31 | 2015-07-31 | Footboard formula torque sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205049277U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731204A (en) * | 2016-03-24 | 2016-07-06 | 周玉红 | Stress sensor for vertical elevator |
| CN108151927A (en) * | 2017-12-22 | 2018-06-12 | 中航电测仪器股份有限公司 | A kind of aircraft pedal force snesor |
| CN109186831A (en) * | 2018-09-28 | 2019-01-11 | 中国科学院长春光学精密机械与物理研究所 | A kind of torque sensor |
-
2015
- 2015-07-31 CN CN201520570237.3U patent/CN205049277U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731204A (en) * | 2016-03-24 | 2016-07-06 | 周玉红 | Stress sensor for vertical elevator |
| CN108151927A (en) * | 2017-12-22 | 2018-06-12 | 中航电测仪器股份有限公司 | A kind of aircraft pedal force snesor |
| CN109186831A (en) * | 2018-09-28 | 2019-01-11 | 中国科学院长春光学精密机械与物理研究所 | A kind of torque sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20190731 |