CN204065124U - Speed probe - Google Patents
Speed probe Download PDFInfo
- Publication number
- CN204065124U CN204065124U CN201420482756.XU CN201420482756U CN204065124U CN 204065124 U CN204065124 U CN 204065124U CN 201420482756 U CN201420482756 U CN 201420482756U CN 204065124 U CN204065124 U CN 204065124U
- Authority
- CN
- China
- Prior art keywords
- chute
- fixed
- speed probe
- rotating shaft
- pedestal
- Prior art date
- 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
Links
Abstract
The utility model discloses a kind of speed probe.Speed probe comprises body, rotating shaft, pedestal, pressing plate, microprocessor, infrared ray generator tube, infrared receiver tube and pressure transducer, rotating shaft is fixed on body, and rotating shaft can opposing body rotate, pressure transducer is fixed on pedestal, pressing plate is movably connected in pedestal, signal chute and power supply input is provided with in body, outfeed chute, pressure transducer passes through brush device and signal chute and power supply and inputs, outfeed chute is electrically connected, microprocessor and signal chute and power supply input, outfeed chute is electrically connected, infrared ray generator tube and outer red line receiving tube are fixed on intrinsic two ends, straight line between infrared ray generator tube and infrared receiver tube is in the radius of turn of trigger.The signal that the utility model speed probe utilizes pressure transducer to detect sends microprocessor to, draws rotating speed after untreated calculating, without the need to being that benchmark detects with ground, accurately can detect the rotating speed of its wheel.
Description
Technical field
The utility model relates to a kind of speed detector, particularly relates to a kind of speed probe.
Background technology
Angular velocity when speed probe inspected object rotates.Moving of hand when speed probe is for avoiding owing to taking pictures and cause image blurring, and to be applied in the position detecting system at such as Vehicular navigation system and the attitude control system for automobile and robot.Detection axis all can cause metrical error or the improper detection to another axle relative to any inclination in detection reference face.In these cases, angular velocity accurately can not be detected.Therefore, the control system of speed probe is equipped with can to run into the various problems caused by angle metrical error.Such as, for Vehicular navigation system, speed probe is pacified in the panel board (dashboard) being loaded in vehicle usually.
When being equipped with the control system of speed probe peace to be loaded in panel board, if detection axis is parallel with the ground as reference field, then angular velocity can be detected exactly.But panel board and the ground of many vehicles are not parallel.In the panel board that control system is arranged on inclination, the detection axis of speed probe is also tilt, and the metrical error of angular velocity can become large, and similarly, frequently can occur the improper detection to another axle.
Utility model content
The technical problems to be solved in the utility model is not the speed probe of benchmark with ground.
For solving the problem, the utility model provides a kind of speed probe, described speed probe comprises body, the rotating shaft be connected with axletree, be fixed on the pedestal in rotating shaft, pressing plate, microprocessor, infrared ray generator tube, infrared receiver tube and pressure transducer, described rotating shaft is fixing on the body, and described rotating shaft can opposing body rotate, described pressure transducer is fixed on described pedestal, described pressing plate is movably connected in described pedestal, signal chute and power supply input is provided with in described body, outfeed chute, described pressure transducer passes through brush device and signal chute and power supply and inputs, outfeed chute is electrically connected, described microprocessor and described signal chute and power supply input, outfeed chute is electrically connected, described infrared ray generator tube and outer red line receiving tube are fixed on intrinsic two ends, straight line between described infrared ray generator tube and described infrared receiver tube is in the radius of turn of described pedestal, described infrared receiver tube is electrically connected with described microprocessor.
Further, described pedestal comprises the footing of baffle plate, adjustable plate and four band through holes, one end of described four foundation pin is fixed on the corner of baffle plate, and described adjustable plate is fixed by screw and described four foundation pin, and described pedestal is fixed in described rotating shaft by four foundation pin.
Further, described pressing plate comprises shock plate and four anticreeps are stopped over, and described four anticreeps are stopped over and are fixed on the corner of shock plate, and described four slip-off preventing are worn and are inserted on described baffle plate, and described shock plate is between described baffle plate and described adjustable plate.
Further, described body is provided with symmetrical bearing, and described rotating shaft is fixing on the body by described bearing.
Further, described signal chute and power supply input, outfeed chute is all in annulus.
Further, described brush device comprises the brush handle of three brushes and hollow, described three brushes once arrange the one end being fixed on brush handle, the other end of described brush handle is fixed on described pedestal, and described three brushes input with described pressure sensing signal output part and power supply respectively, output terminal is electrically connected.
Further, the input of described signal chute, power supply, outfeed chute are conducting strip, and described each conducting strip all forms an annulus around rotating shaft core, and described annulus is fixing on the body.
The signal that the utility model speed probe utilizes pressure transducer to detect sends microprocessor to, rotating speed is drawn after untreated calculating, simultaneously the infrared receiver tube adjacent time do not received for twice between signal that infrared ray generator tube sends over, calculate rotating speed; Two kinds of detection modes make detection more accurate, and without the need to being that benchmark detects with ground.
Accompanying drawing explanation
Fig. 1 is the structural representation of the better embodiment of the utility model speed probe.
Fig. 2 is the structural representation of pedestal.
Fig. 3 is the structural representation of pressing plate.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the better embodiment of the utility model speed probe comprises body 1, the rotating shaft 2 be connected with axletree, be fixed on the pedestal 3 in rotating shaft 2, pressing plate 4, microprocessor 5, infrared ray generator tube 51, infrared receiver tube 52 and pressure transducer 6, described rotating shaft 2 is fixed on described body 1, and described rotating shaft 2 can opposing body 1 rotate, described pressure transducer 6 is fixed on described pedestal 3, described pressing plate 4 is movably connected in described pedestal 3, signal chute 71 and power supply input chute 72 and outfeed chute 73 is provided with in described body 1, described pressure transducer 6 inputs chute 72 by brush device 8 with signal chute 71 and power supply and outfeed chute 73 is electrically connected, described microprocessor 5 inputs chute 72 with described signal chute 71 and power supply and outfeed chute 73 is electrically connected.Described infrared ray generator tube 51 and outer red line receiving tube 52 are fixed on intrinsic two ends, straight line between described infrared ray generator tube 51 and described infrared receiver tube 52 is in the radius of turn of described pedestal 3, and described infrared receiver tube 52 is electrically connected with described microprocessor 5.
Please refer to Fig. 2, described pedestal 3 comprises the footing 33 of baffle plate 31, adjustable plate 32 and four band through holes, one end of described four foundation pin 33 is fixed on the corner of baffle plate 31, described adjustable plate 32 is fixed by screw and described four foundation pin 33, and described pedestal 3 is fixed in described rotating shaft 2 by four foundation pin 33.
Please refer to Fig. 3, described pressing plate 4 comprises shock plate 41 and four anticreeps stop over 42, described four anticreeps are stopped over and 42 are fixed on the corner of shock plate 41, and described four anticreeps are stopped over and 42 interted on described baffle plate 31, and described shock plate 41 is between described baffle plate 31 and described adjustable plate 32.
Please continue to refer to Fig. 1, described body 1 is provided with symmetrical bearing 11, and described rotating shaft 2 is fixed on described body 1 by described bearing 11, and described signal chute 71 and power supply input chute 72 and outfeed chute 73 are all in annulus.
Brush device 8 comprises the brush of three brushes 81 and hollow 82, described three brushes 81 once arrange and are fixed on brush one end of 82, described brush is fixed on the other end of 82 on described pedestal 3, and described three brushes 81 are respectively with the signal output part of described pressure sensing 6 with power supply inputs, output terminal is electrically connected.
Described signal chute 71, power supply input chute 72, power supply outfeed chute 73 are conducting strip, and described each conducting strip all forms an annulus around rotating shaft 2 axle center, and described annulus is fixed on described body 1.
The relational expression of angular velocity and centripetal force is as follows:
Fn=mr ω
2wherein, Fn is centripetal force, and m is the quality of object, and r is the distance between object to the center of circle, and ω is angular velocity, because of the mass conservation of object, if when the distance r between object to the center of circle is constant, centripetal force Fn is directly proportional to described angular velocity omega.
In the utility model, pressing plate 4 is the object moved in a circle around the center of circle, pressing plate 4 can long-living pressure when moving in a circle, and the pressure signal detected is passed to microprocessor 5 microprocessor 5 and calculated angular velocity according to its pressure signal, i.e. rotating speed by pressure transducer 6.Simultaneously the infrared receiver tube 52 adjacent time do not received for twice between signal that infrared ray generator tube 51 sends over, calculate rotating speed; Two kinds of detection modes make detection more accurate, and without the need to being that benchmark detects with ground.
These are only embodiment of the present utility model; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing the utility model instructions and accompanying drawing content to do; directly or indirectly be used in the technical field that other are relevant, all in like manner within scope of patent protection of the present utility model.
Claims (7)
1. a speed probe, it is characterized in that: described speed probe comprises body, the rotating shaft be connected with axletree, be fixed on the pedestal in rotating shaft, pressing plate, microprocessor, infrared ray generator tube, infrared receiver tube and pressure transducer, described rotating shaft is fixing on the body, and described rotating shaft can opposing body rotate, described pressure transducer is fixed on described pedestal, described pressing plate is movably connected in described pedestal, signal chute and power supply input is provided with in described body, outfeed chute, described pressure transducer passes through brush device and signal chute and power supply and inputs, outfeed chute is electrically connected, described microprocessor and described signal chute and power supply input, outfeed chute is electrically connected, described infrared ray generator tube and outer red line receiving tube are fixed on intrinsic two ends, straight line between described infrared ray generator tube and described infrared receiver tube is in the radius of turn of described pedestal, described infrared receiver tube is electrically connected with described microprocessor.
2. speed probe as claimed in claim 1, it is characterized in that: described pedestal comprises the footing of baffle plate, adjustable plate and four band through holes, one end of described four foundation pin is fixed on the corner of baffle plate, described adjustable plate is fixed by screw and described four foundation pin, and described pedestal is fixed in described rotating shaft by four foundation pin.
3. speed probe as claimed in claim 2, it is characterized in that: described pressing plate comprises shock plate and four anticreeps are stopped over, described four anticreeps are stopped over and are fixed on the corner of shock plate, described four slip-off preventing are worn and are inserted on described baffle plate, and described shock plate is between described baffle plate and described adjustable plate.
4. speed probe as claimed in claim 1, is characterized in that: described body is provided with symmetrical bearing, described rotating shaft is fixing on the body by described bearing.
5. speed probe as claimed in claim 1, is characterized in that: described signal chute and power supply input, outfeed chute are all in annulus.
6. speed probe as claimed in claim 1, it is characterized in that: described brush device comprises the brush handle of three brushes and hollow, described three brushes once arrange the one end being fixed on brush handle, the other end of described brush handle is fixed on described pedestal, and described three brushes input with described pressure sensing signal output part and power supply respectively, output terminal is electrically connected.
7. speed probe as claimed in claim 1, is characterized in that: the input of described signal chute, power supply, outfeed chute are conducting strip, and described each conducting strip all forms an annulus around rotating shaft core, and described annulus is fixing on the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420482756.XU CN204065124U (en) | 2014-08-26 | 2014-08-26 | Speed probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420482756.XU CN204065124U (en) | 2014-08-26 | 2014-08-26 | Speed probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204065124U true CN204065124U (en) | 2014-12-31 |
Family
ID=52206609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420482756.XU Expired - Fee Related CN204065124U (en) | 2014-08-26 | 2014-08-26 | Speed probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204065124U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111505331A (en) * | 2020-07-01 | 2020-08-07 | 潍坊研翔仪器仪表科技有限公司 | Integrated sensing device based on vehicle axle identification |
-
2014
- 2014-08-26 CN CN201420482756.XU patent/CN204065124U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111505331A (en) * | 2020-07-01 | 2020-08-07 | 潍坊研翔仪器仪表科技有限公司 | Integrated sensing device based on vehicle axle identification |
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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 |
Granted publication date: 20141231 Termination date: 20150826 |
|
| EXPY | Termination of patent right or utility model |