CN207488318U - A kind of automobile wheel speed speed measuring device and system - Google Patents
A kind of automobile wheel speed speed measuring device and system Download PDFInfo
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- CN207488318U CN207488318U CN201721568124.5U CN201721568124U CN207488318U CN 207488318 U CN207488318 U CN 207488318U CN 201721568124 U CN201721568124 U CN 201721568124U CN 207488318 U CN207488318 U CN 207488318U
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- measuring device
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- wheel speed
- automobile wheel
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Abstract
The utility model discloses a kind of automobile wheel speed speed measuring device and systems, include signal panels and wheel fixed bolt, the signal panels are fixedly attached to the mounting hole of automotive wheel by wheel fixed bolt, the signal panels are provided centrally with rolling bearing and connecting shaft, the connecting shaft is fixedly connected with sensor fixation plate, and universal joint is provided on the sensor fixation plate；Connecting rod is further included, one end of the connecting rod is connect with universal joint, and the other end of the connecting rod is connected with sucker；Chequered with black and white coding disk is uniformly posted on the signal panels, the position that coding disk is corresponded on the sensor fixation plate is provided with the first mounting hole, and laser sensor is provided in first mounting hole.The utility model is suitable for different types of measuring vehicle speed, ensures that NVH has identical rotating speed benchmark to mapping examination, improves the accuracy of wheel speed test.The utility model can be widely applied to automotive field as a kind of automobile wheel speed speed measuring device and system.
Description
Technical field
The utility model is related to automotive field, especially a kind of automobile wheel speed speed measuring device and system.
Background technology
With the promotion of quality of the life, during automotive development, the commodity requirement of automobile is higher and higher, and NVH's opens
Hair test is adequately paid attention to.For example, for pure electric automobile, in NVH test process, it is often necessary to take the rotating speed of motor
On the basis of, to analyze the order information for moving by-produced vibrating noise.
For in main engine plants' development process, being to obtain the information such as motor communication packet by possessing the DBC agreements of oneself.
And during vehicle to marking other main engine plants, because DBC agreements can not be obtained, fail effectively directly to obtain the letters such as rotating speed of motor
Breath can cause certain difficulty to experiment.In the case, can transfer to obtain turning for motor indirectly by the wheel speed for measuring wheel
Speed directly by the wheel speed of wheel try mapping, needs a kind of device of measurement wheel wheel speed easy to use.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model is：It provides a kind of suitable for different type automotive wheels
The general wheel wheel speed speed measuring device of speed test.
In order to solve the above-mentioned technical problem, the utility model another object is that：It provides a kind of suitable for different type vapour
The general wheel wheel speed velocity-measuring system of wheel speed test.
Technical solution is used by the utility model：A kind of automobile wheel speed speed measuring device, includes signal panels and wheel
Fixed bolt, one end of the wheel fixed bolt are used to be fixedly connected the mounting hole of automotive wheel, the wheel fixed bolt
The other end be fixedly connected with signal panels, the signal panels are provided centrally with rolling bearing and connecting shaft, and the connecting shaft is fixed
Sensor fixation plate is connected with, universal joint is provided on the sensor fixation plate；Connecting rod, one end of the connecting rod are further included
It is connect with universal joint, the other end of the connecting rod is connected with sucker；Chequered with black and white coding disk is uniformly posted on the signal panels,
The position that coding disk is corresponded on the sensor fixation plate is provided with the first mounting hole, and laser is provided in first mounting hole
Sensor.
Further, the signal plate edge is tooth form, and the parts of tooth is made of magnetic material, and the sensor is fixed
Plate further includes a part being located above tooth form, which is provided with the second mounting hole, is provided in second mounting hole
Hall sensor, the Hall sensor are aligned with the center line of signal panels edge tooth form.
Further, the coding disk is made of 60 chequered with black and white fan-shaped vittas.
Further, the distance of first mounting hole and coding disk is 3~5cm.
Further, the signal plate edge is provided with equally distributed 60 teeth.
Further, the sucker is magnetic chuck.
Further, the connecting rod is extensible link.
Further, the distance of the Hall sensor and signal panels edge tooth surface is 1~2mm.
Another technical solution is used by the utility model：It is a kind of to be using above-mentioned testing the speed for automobile wheel speed speed measuring device
System, has further included laser velocimeter circuit, and the laser velocimeter circuit includes the first signal processing module, the first NVH acquisition moulds
Block and the first display module, the signal output end of the laser sensor pass sequentially through the first signal processing module and the first NVH
Acquisition module is connected to the input terminal of the first display module.
Another technical solution is used by the utility model：It is a kind of to be using above-mentioned testing the speed for automobile wheel speed test device
System, has further included laser velocimeter circuit and Hall tachometer circuit；The laser velocimeter circuit include the first signal processing module,
First NVH acquisition modules and the first display module, the signal output end of the laser sensor pass sequentially through the first signal processing
Module and the first NVH acquisition modules are connected to the input terminal of the first display module；The Hall tachometer circuit includes the second letter
Number processing module, the 2nd NVH acquisition modules and the second display module, the signal output end of the Hall sensor pass sequentially through
Binary signal processing module and the 2nd NVH acquisition modules are connected to the input terminal of the second display module.
The beneficial effects of the utility model are：Automobile wheel speed speed measuring device is suitable for different types of measuring vehicle speed, ensures
NVH has identical rotating speed benchmark to mapping examination, and the NVH tests for main engine plants are provided to mark condition；Test system can use simultaneously
Two kinds of tachometer circuits improve the accuracy of wheel speed test.
Description of the drawings
Fig. 1 is the utility model apparatus structure schematic diagram；
Fig. 2 is coding disk schematic diagram；
Fig. 3 is laser velocimeter circuit structure block diagram；
Fig. 4 is Hall tachometer circuit structure diagram.
Specific embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
With reference to Fig. 1, a kind of automobile wheel speed speed measuring device includes signal panels 4 and wheel fixed bolt 3, and the wheel is consolidated
The one end for determining stud 3 is used to be fixedly connected the mounting hole of automotive wheel, the other end and the signal panels 4 of the wheel fixed bolt 3
It is fixedly connected, the signal panels 4 are provided centrally with rolling bearing 2 and connecting shaft 9, and the connecting shaft 9 is fixedly connected with sensor
Fixed plate 8 is provided with universal joint 7 on the sensor fixation plate 8；Further included connecting rod 6, one end of the connecting rod 6 with it is universal
7 connection of section, the other end of the connecting rod 6 are connected with sucker 5；Chequered with black and white coding disk, institute are uniformly posted on the signal panels 4
It states and the position of coding disk is corresponded on sensor fixation plate 8 is provided with the first mounting hole 10, be provided in first mounting hole 10
Laser sensor 11.
With reference to Fig. 1, be further used as preferred embodiment, 4 edge of signal panels is tooth form, the parts of tooth by
Magnetic material is made, and the sensor fixation plate 8 further includes a part being located above tooth form, which is provided with the second peace
Hole 1 is filled, Hall sensor 12, the Hall sensor 12 and 4 edge tooth form of signal panels are provided in second mounting hole 1
Center line is aligned.
With reference to Fig. 2, preferred embodiment is further used as, the coding disk is by 60 chequered with black and white fan-shaped vitta groups
Into.
It is further used as preferred embodiment, the distance of first mounting hole 10 and coding disk is 3~5cm.
Preferred embodiment is further used as, 4 edge of signal panels is provided with equally distributed 60 teeth.
Preferred embodiment is further used as, the sucker 5 is magnetic chuck 5.
Preferred embodiment is further used as, the connecting rod 6 is extensible link；Using extensible link and universal joint
It is combined, it is ensured that the fixed locality of sensor fixation plate oil will not change the angle of fixed plate with the rotation of wheel
And position, beat phenomenon will not be generated.
It is further used as preferred embodiment, the distance of the Hall sensor 12 and 4 edge tooth surface of signal panels is 1
~2mm.
A kind of test system using above-mentioned automobile wheel speed speed measuring device, has further included laser velocimeter circuit, with reference to Fig. 3,
The laser velocimeter circuit includes the first signal processing module, the first NVH acquisition modules and the first display module, the laser
The signal output end of sensor 11 passes sequentially through the first signal processing module and the first NVH acquisition modules are connected to the first display mould
The input terminal of block；Wheel drives the signal panels 4 that are fixedly connected to rotate by wheel fixed bolt 3, per revolution then signal panels 4
On coding disk can generate 60 pulses, the output voltage signal of laser sensor accesses the first NVH acquisition modules and carries out pulse
Number processing, the tach signal for being converted into wheel are stored or are shown in the first display module.
A kind of test system using above-mentioned automobile wheel speed speed measuring device has further included laser velocimeter circuit and Hall tests the speed
Circuit realizes two kinds of general wheel speed testing modes using laser velocimeter circuit and Hall tachometer circuit.It is described to swash with reference to Fig. 3
Light tachometer circuit includes the first signal processing module, the first NVH acquisition modules and the first display module, the laser sensor
11 signal output end passes sequentially through the first signal processing module and the first NVH acquisition modules are connected to the defeated of the first display module
Enter end；With reference to Fig. 4, the Hall tachometer circuit includes second signal processing module, the 2nd NVH acquisition modules and the second display
Module, the signal output end of the Hall sensor 12 passes sequentially through second signal processing module and the 2nd NVH acquisition modules connect
It is connected to the input terminal of the second display module；Coding disk of the wheel per revolution then on signal panels 4 can generate 60 pulses, Hall
The output voltage signal of sensor accesses the 2nd NVH acquisition modules and carries out umber of pulse processing, be converted into the tach signal of wheel into
Row storage is shown in the second display module.
It is the preferable of the utility model to be implemented to be illustrated, but the utility model creation is not limited to institute above
State embodiment, those skilled in the art can also make various etc. without departing from the spirit of the present invention
It with transformation or replaces, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (10)
1. a kind of automobile wheel speed speed measuring device, it is characterised in that：Include signal panels and wheel fixed bolt, the wheel is fixed
One end of stud is used to be fixedly connected the mounting hole of automotive wheel, and the other end of the wheel fixed bolt is fixed with signal panels to be connected
It connects, the signal panels are provided centrally with rolling bearing and connecting shaft, and the connecting shaft is fixedly connected with sensor fixation plate, described
Universal joint is provided on sensor fixation plate；Connecting rod is further included, one end of the connecting rod is connect with universal joint, the connecting rod
The other end is connected with sucker；Chequered with black and white coding disk is uniformly posted on the signal panels, is corresponded on the sensor fixation plate
The position of coding disk is provided with the first mounting hole, and laser sensor is provided in first mounting hole.
2. a kind of automobile wheel speed speed measuring device according to claim 1, it is characterised in that：The signal plate edge is tooth
Shape, the parts of tooth are made of magnetic material, and the sensor fixation plate further includes a part being located above tooth form, should
Part is provided with the second mounting hole, and Hall sensor, the Hall sensor and signal panels are provided in second mounting hole
The center line alignment of edge tooth form.
3. a kind of automobile wheel speed speed measuring device according to claim 1 or 2, it is characterised in that：The coding disk is by 60
Chequered with black and white fan-shaped vitta composition.
4. a kind of automobile wheel speed speed measuring device according to claim 1 or 2, it is characterised in that：First mounting hole with
The distance of coding disk is 3~5cm.
5. a kind of automobile wheel speed speed measuring device according to claim 2, it is characterised in that：The signal plate edge is provided with
Equally distributed 60 teeth.
6. a kind of automobile wheel speed speed measuring device according to claim 1 or 2, it is characterised in that：The sucker is inhaled to be magnetic
Disk.
7. a kind of automobile wheel speed speed measuring device according to claim 1 or 2, it is characterised in that：The connecting rod is scalable
Connecting rod.
8. a kind of automobile wheel speed speed measuring device according to claim 2, it is characterised in that：The Hall sensor and signal
The distance of plate edge tooth surface is 1~2mm.
9. a kind of velocity-measuring system using automobile wheel speed speed measuring device described in claim 1, it is characterised in that：Laser is further included
Tachometer circuit, the laser velocimeter circuit include the first signal processing module, the first NVH acquisition modules and the first display mould
Block, the signal output end of the laser sensor passes sequentially through the first signal processing module and the first NVH acquisition modules are connected to
The input terminal of first display module.
10. a kind of velocity-measuring system using automobile wheel speed speed measuring device described in claim 2, it is characterised in that：It has further included sharp
Light tachometer circuit and Hall tachometer circuit；The laser velocimeter circuit includes the first signal processing module, the first NVH acquisition moulds
Block and the first display module, the signal output end of the laser sensor pass sequentially through the first signal processing module and the first NVH
Acquisition module is connected to the input terminal of the first display module；The Hall tachometer circuit includes second signal processing module,
Two NVH acquisition modules and the second display module, the signal output end of the Hall sensor pass sequentially through second signal processing mould
Block and the 2nd NVH acquisition modules are connected to the input terminal of the second display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721568124.5U CN207488318U (en) | 2017-11-20 | 2017-11-20 | A kind of automobile wheel speed speed measuring device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721568124.5U CN207488318U (en) | 2017-11-20 | 2017-11-20 | A kind of automobile wheel speed speed measuring device and system |
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| Publication Number | Publication Date |
|---|---|
| CN207488318U true CN207488318U (en) | 2018-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721568124.5U Active CN207488318U (en) | 2017-11-20 | 2017-11-20 | A kind of automobile wheel speed speed measuring device and system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109782011A (en) * | 2019-02-18 | 2019-05-21 | 江苏大学 | A kind of rotation-speed measuring device and method of sea water desalination high-pressure pump and turbine all-in-one machine |
| CN111383361A (en) * | 2018-12-27 | 2020-07-07 | 朗德软件技术(北京)有限公司 | Vehicle condition information acquisition system for vehicle NVH evaluation and test |
-
2017
- 2017-11-20 CN CN201721568124.5U patent/CN207488318U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111383361A (en) * | 2018-12-27 | 2020-07-07 | 朗德软件技术(北京)有限公司 | Vehicle condition information acquisition system for vehicle NVH evaluation and test |
| CN109782011A (en) * | 2019-02-18 | 2019-05-21 | 江苏大学 | A kind of rotation-speed measuring device and method of sea water desalination high-pressure pump and turbine all-in-one machine |
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