CN107782567A - A kind of wear sensing equipment for wheel hub motor tire - Google Patents
A kind of wear sensing equipment for wheel hub motor tire Download PDFInfo
- Publication number
- CN107782567A CN107782567A CN201610722483.5A CN201610722483A CN107782567A CN 107782567 A CN107782567 A CN 107782567A CN 201610722483 A CN201610722483 A CN 201610722483A CN 107782567 A CN107782567 A CN 107782567A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- tire
- hub motor
- groove
- box body
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Tires In General (AREA)
Abstract
The invention discloses a kind of wear sensing equipment for wheel hub motor tire, including box body, rectangular groove is provided with the box body, the opening being communicated on the outside of box body is provided with the both sides long side of the groove, bearing fastener is provided with the opening；The drive device of drive end upward is provided with the groove, the drive end of the drive device is connected with one flat plate, and the planar surface is embedded with pressure sensor, and the pressure sensor is connected with being arranged at the oscillograph of box surface.The present invention proposes a kind of wear sensing equipment for wheel hub motor tire, to solve the problems, such as that electric vehicle tyre concentrated wear degree is difficult to objective judgement in the prior art, realizes the accurate purpose objectively judged the degree of wear of wheel hub motor tire.
Description
Technical field
The present invention relates to electric accessory motor field, concretely relates to a kind of abrasion detection for wheel hub motor tire
Equipment.
Background technology
Wheel hub is called wheel rim, wheel, tire bell, is wide support the drum-shaped of tire, gold of the center on axle in tire
Belong to part.Wheel hub is various according to diameter, width, molding mode, material variety classes.People traditionally by wheel hub and are enclosed on wheel hub
Outer rubber tyre body is collectively referred to as tire.Electric bicycle, Segway Human Transporter, even electric automobile etc. belong to electric car category,
With the progress of wheel hub motor technology, electric car has also obtained considerable popularization and development.However, for using wheel hub motor skill
Art make tire for, to judge its concentrated wear degree can only rely on naked eyes carry out, judged result not enough accurately with it is objective.
The content of the invention
The present invention proposes a kind of wear sensing equipment for wheel hub motor tire, to solve electric wheel in the prior art
The problem of tire degree of wear is difficult to objective judgement, realize the accurate purpose objectively judged the degree of wear of tire.
The present invention is achieved through the following technical solutions：
A kind of wear sensing equipment for wheel hub motor tire, including box body, rectangular groove is provided with the box body,
The opening being communicated on the outside of box body is provided with the both sides long side of the groove, bearing fastener is provided with the opening；
The groove is provided with distance measuring sensor at the side wall center along long axis direction, the distance measuring sensor is with being arranged at box surface
Oscillograph connection.
For the problem of electric vehicle tyre degree of wear is difficult to objective judgement in the prior art, the present invention proposes that one kind is used for
The wear sensing equipment of wheel hub motor tire, the device include a box body with rectangular recess.The groove is arranged to
Rectangle, for use in tire is placed, the long axis direction of groove is the scroll forward and backward direction of tire.The both sides length of the groove
The opening being communicated on the outside of box body is provided with side, is along on the left and right sides of groove long axis direction, is respectively provided with opening,
The opening insertion box body, communication groove inside and box body outside, for use in the stretching of the side bearing of electric vehicle hub two is placed
Part.After electric vehicle tyre is put into groove, it is erected at by the bearing extension of wheel hub motor both sides in the opening of both sides,
Bearing extension is fastened by bearing fastener again, limits the displacement of two side bearings of electric vehicle hub.The groove edge is long
Distance measuring sensor is provided with the side wall center of direction of principal axis, is in the center of side residing for the short side of groove both sides, sets
Distance measuring sensor, the distance measuring sensor are arranged on one or both sides, for monitoring recess sidewall to the distance of tire, institute
State distance measuring sensor and include but is not limited to infrared distance measuring, laser ranging, ultrasonic ranging etc..Because distance measuring sensor is arranged on
Groove center side, and also be located at the maximum gauge of tire on the line at both sides center, therefore, it is arranged on groove center side
Distance measuring sensor can be measured that distance at tire maximum gauge, and it is included on oscillograph.Because ranging senses
Device is fixed, therefore for having no the tire of abrasion, oscillograph can show straight line, represents tire outside diameter each
Orientation is equal, is not affected by abrasion；Equally, oscilloscope display value is bigger, represents that the distance measured by distance measuring sensor is more remote, wheel
Tire abrasion is more serious.
During use of the present invention, by the bearing extension of wheel hub motor both sides, tire is vacantly erected at groove
In the opening of both sides, wheel hub motor can be now powered by the way of manpower rotating tire or using external power supply
Mode so that tire is rotated in groove.In rotation process, the distance measuring sensor measure all the time between tire away from
From, while shown on oscillograph.Because measured distance is directly proportional to degree of tire abrasion, therefore oscilloscope display
The bigger place of distance, then the degree of wear is more serious for the tire part of distance measuring sensor face during this.With tyre rotation, show
The curve of rule is can show that on ripple device, user is the curve that can be presented by rule, judges which position mill of tire
Damage is serious, and which position abrasion is lighter；The overall abrasion condition of tire can also be judged easily simultaneously, so as to realize accurate visitor
The purpose judged the degree of wear of tire seen.
Preferably, the bottom surface of the opening is in arc-shaped.It is open due to described for placing the side bearing of electric vehicle hub two
Extension, therefore opening bottom surface is arranged to arc-shaped, is easy to match with bearing, reduce bearing and opening contact process
In friction and wear.
Preferably, the bearing fastener is buckle or hasp.Buckle is easy to be connected with dismantling with hasp, is easy to this hair
Use in bright.
The present invention compared with prior art, has the following advantages and advantages：
A kind of wear sensing equipment for wheel hub motor tire of the invention, passes through the axle of wheel hub motor both sides in electric vehicle tyre
Extension is held, tire is vacantly erected in the opening of both sides, tire is rotated in groove using manpower or external power supply,
Groove walls are measured to the distance of tire by distance measuring sensor and are shown on oscillograph, pass through oscillograph during tyre rotation
Upper curve changing rule, so as to which which position serious wear of tire judged, which position abrasion is lighter, accurate objective so as to realize
The purpose judged the degree of wear of electric vehicle tyre.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is sectional view of the specific embodiment of the invention along groove long axis direction；
Fig. 2 is the structural representation of a specific embodiment of the invention.
Wherein：1- box bodys, 2- grooves, 3- openings, 4- bearing fasteners, 5- distance measuring sensors, 6- oscillographs.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1：
A kind of wear sensing equipment for wheel hub motor tire as shown in Figures 1 and 2, including box body 1, on the box body 1
Rectangular groove 2 is provided with, the opening 3 for being communicated to the outside of box body 1 is provided with the both sides long side of the groove 2, it is described
Bearing fastener 4 is provided with opening 3；The drive device 5 of drive end upward, the drive device 5 are provided with the groove 2
Drive end be connected with one flat plate 6, the surface of flat board 6 is embedded with pressure sensor 7, and the pressure sensor 7 is with being arranged at
The oscillograph 8 on the surface of box body 1 connects；The bottom surface of the opening 3 is in arc-shaped；The pressure sensor 7 passes for piezoelectric pressure
Sensor；The bearing fastener 4 is buckle or hasp.During use of the present invention, stretched out by the bearing of wheel hub motor both sides
Part, tire is vacantly erected in the opening 3 of the both sides of groove 2, while drives the flat board 6 to transport upwards by drive device 5
It is dynamic, flat board 6 is contacted just with tire low spot, there is pressure to show on oscillograph 8.Now wheel hub motor is entered by external power supply
Row is powered so that tire is rotated in groove 2, and frictional force is converted to pressure by institute between tire and flat board 6 in rotation process
State pressure sensor 7 to be received, while shown on oscillograph 8.Because pressure is directly proportional to frictional force, therefore oscillograph
The bigger place of 8 display pressure, its frictional force is bigger, and degree of tire abrasion is smaller；Conversely, oscillograph 8 shows that pressure is smaller
Place, its frictional force is smaller, and degree of tire abrasion is bigger.With tyre rotation, the song of rule is can show that on oscillograph 8
Line, user are the curve that can be presented by rule, judge which position serious wear of tire, and which position abrasion is lighter.
Heretofore described flat board 6 can move up and down under the driving of drive device 5, therefore can be applied to the wheel of a variety of size specifications
Hub motor tire used.Compared to the mode of traditional range estimation tire wear, the judgment mode that the present invention is taken is objective, accurate
Really, error significantly reduces.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (3)
1. a kind of wear sensing equipment for wheel hub motor tire, including box body（1）, it is characterised in that：The box body（1）On
It is provided with rectangular groove（2）, the groove（2）Both sides long side on be provided with and be communicated to box body（1）The opening in outside
（3）, the opening（3）Inside it is provided with bearing fastener（4）；The groove（2）It is provided with along the side wall center of long axis direction
Distance measuring sensor（5）, the distance measuring sensor（5）With being arranged at box body（1）The oscillograph on surface（6）Connection.
A kind of 2. wear sensing equipment for wheel hub motor tire according to claim 1, it is characterised in that：It is described to open
Mouthful（3）Bottom surface be in arc-shaped.
A kind of 3. wear sensing equipment for wheel hub motor tire according to claim 1 or 2, it is characterised in that：Institute
State bearing fastener（4）For buckle or hasp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610722483.5A CN107782567A (en) | 2016-08-25 | 2016-08-25 | A kind of wear sensing equipment for wheel hub motor tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610722483.5A CN107782567A (en) | 2016-08-25 | 2016-08-25 | A kind of wear sensing equipment for wheel hub motor tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107782567A true CN107782567A (en) | 2018-03-09 |
Family
ID=61388884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610722483.5A Withdrawn CN107782567A (en) | 2016-08-25 | 2016-08-25 | A kind of wear sensing equipment for wheel hub motor tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107782567A (en) |
-
2016
- 2016-08-25 CN CN201610722483.5A patent/CN107782567A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180309 |
|
| WW01 | Invention patent application withdrawn after publication |