CN203643462U - Wheel speed sensor and vehicle - Google Patents
Wheel speed sensor and vehicle Download PDFInfo
- Publication number
- CN203643462U CN203643462U CN201320888628.0U CN201320888628U CN203643462U CN 203643462 U CN203643462 U CN 203643462U CN 201320888628 U CN201320888628 U CN 201320888628U CN 203643462 U CN203643462 U CN 203643462U
- Authority
- CN
- China
- Prior art keywords
- wheel speed
- speed sensors
- wheel
- sensor circuit
- circuit plate
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000005355 Hall effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
- G01P1/02—Housings
- G01P1/026—Housings for speed measuring devices, e.g. pulse generator
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Regulating Braking Force (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The utility model discloses a wheel speed sensor and a vehicle. The wheel speed sensor comprises a shell and a sensing circuit board, wherein the shell is provided with a body portion and a fixing portion, the body portion is internally provided with an accommodating groove, and the fixing portion is used for fixing the wheel speed sensor on a wheel of the vehicle; and the sensing circuit board is provided with a sensing element, and the sensing circuit board is inserted and fixed in the accommodating groove of the body portion. The wheel speed sensor disclosed by the utility model is simple in structure, and people only need to insert the sensing circuit board in the shell formed in advance. In addition, the sensing circuit board and the shell can be replaced in real time according to requirements, so that the flexibility of product design is good.
Description
Technical field
The application relates to a kind of wheel speed sensors and uses the vehicle of this wheel speed sensors.
Background technology
Vehicle is in the time of emergency brake, and damping force is excessive, and locking phenomenon easily occurs wheel.Therefore, increasing vehicle uses antilock device, to improve security and the manipulation ability of electric riding vehicle, reduces the accident of electric riding vehicle.
Wheel speed sensors in antilock device is used for detecting in real time the speed of wheel, and the signal detecting is transferred to the electronic control unit of antilock device, electronic control unit carries out logic judgement and analyzes and calculated these signals, there is locking tendency once identification wheel, reduce in time the damping force on locking wheel, thereby prevent that locking phenomenon from appearring in wheel, guarantee that vehicle has good riding stability in braking, and avoid occurring traffic hazard.
Existing active wheel speed sensor generally includes the cable that is electrically connected with sensing element such as the sensing element of Hall IC, by H shape terminal, is installed in the support of said modules and encapsulates the insulation crust of described support, and it is typically manufactured in the following manner.
First, the wire of cable is connected by crimping with one end of H shape terminal.Then, the cable linking together and H shape terminal are carried out to molding, be installed in described cable and described H shape terminal support to form.Subsequently, the sensing element such as Hall IC is positioned in support, and by electric resistance welding, sensing element is electrically connected with the other end of the H shape terminal exposing from support.Finally, the assembly obtaining is carried out in mould to monnolithic case injection moulding by above process, to form the insulation crust that comprises flange and reinforcement, and finally obtain wheel speed sensors thus.
Can clearly be seen that from the above description, at the complex structure of above-mentioned existing wheel speed sensors, complicate fabrication process, causes that the production cycle is long and production cost is high.
Utility model content
The application's object is to overcome the deficiency of existing technology, the vehicle that provides a kind of wheel speed sensors to use this wheel speed sensors, and it is simple in structure and easy to assembly.
For realizing this object, the application provides a kind of wheel speed sensors in one aspect, comprising: housing, and body and fixed part, be provided with preformed accepting groove in described body, and described fixed part is in order to be fixed on wheel speed sensors on the wheel of vehicle; And sensor circuit plate, on it, being provided with sensing element, sensor circuit plate is inserted and secured in the accepting groove of body.
In described wheel speed sensors, alternatively, described body and described fixed part can be one-body molded, or after moulding, fit together separately.
In described wheel speed sensors, alternatively, described accepting groove can be arranged on the inside of described body, also can be arranged on the surface of described body.
In described wheel speed sensors, alternatively, described sensor circuit plate can mode fixing by holding, that stickup is fixing, screw is fixed or other are suitable be fixed in the accepting groove of body.
In described wheel speed sensors, alternatively, the outer peripheral of described sensor circuit plate is provided with containment vessel, and described containment vessel is made up of flexible material or hard material.
In described wheel speed sensors, alternatively, described containment vessel is provided with the auxiliary section with accepting groove interference engagement.
In described wheel speed sensors, alternatively, described housing comprises sealing, has inserted the accepting groove of sensor circuit plate in order to sealing.
In described wheel speed sensors, alternatively, described sealing is glue, adhesive tape, sealing strip or silica gel.
In described wheel speed sensors, alternatively, described wheel speed sensors also comprises transmission line, and described transmission line one end and sensor circuit plate are electrically connected, and the other end is connected with connector, in order to the detection signal of wheel speed sensors is transferred to the electronic control unit of vehicle.
The application provides a kind of vehicle to comprise at it on the other hand: wheel, and it comprises pivotable parts and pivotable parts not; Magnetic rings, is fixed on the pivotable parts of wheel; And foregoing wheel speed sensors, described wheel speed sensors is fixed on the not pivotable parts of wheel.
The application's wheel speed sensors is simple in structure, sensor circuit plate is inserted in the housing of moulding in advance.In addition, can as required, change in real time sensor circuit plate and housing, thereby the dirigibility of product design is good.
Accompanying drawing explanation
The application's aforementioned and other side will more completely be understood and be understood by the detailed introduction done with reference to the accompanying drawings, in the accompanying drawings:
Fig. 1 illustrates the annexation schematic diagram in vehicle according to the wheel speed sensors of a kind of embodiments possible of the application.
Fig. 2 illustrates the schematic diagram of the wheel speed sensors shown in Fig. 1.
Embodiment
Below the car speed sensor to the application is described.
See figures.1.and.2, the application's wheel speed sensors is installed on the wheel of vehicle, for detecting in real time the wheel velocity of vehicle.The applicable vehicle of the application's wheel speed sensors comprises automobile, motorcycle, motor tricycle, electric bicycle, battery-operated motor cycle, electro-tricycle, Electric Scooter etc.The application's wheel speed sensors comprises housing 10, sensor circuit plate 21 and transmission line 6.
On this sensor circuit plate 21, be provided with sensing element 22, this sensing element 22 can be Hall switch, Hall latch or the two-wire system Hall element chip based on Hall effect.Sensor circuit plate 21 is inserted and secured in the accepting groove of body 110.Sensor circuit plate 21 can be fixed in the accepting groove of body 11 by the mode of interference fit.In other embodiments, sensor circuit plate 21 also can mode fixing by holding, that stickup is fixing, screw is fixed or other are suitable be fixed in the accepting groove of body 11.In addition, in other embodiments, for preventing that this sensor circuit plate 21 is damaged in the time inserting body 110, the outside of this sensor circuit plate 21 can be coated a containment vessel (not shown), and this containment vessel can be made up of flexible material or hard material.On this protective sleeve surface, be provided with interference engagement portion, in order to accepting groove interference engagement, this interference engagement portion is for example salient point or fin.
When assembling, pass through welding manner, the core of transmission line 6 and the circuit of sensor circuit plate 21 are electrically connected, then the sensor circuit plate 21 having welded is inserted in the accepting groove of housing 10, then fixed part 12 is fixed on the not pivotable parts of wheel by bolt or other modes, the application's wheel speed sensors cannot be rotated or move.Magnetic rings 3 is fixed on for example wheel hub of pivotable parts (not shown) of wheel, make magnetic rings 3 relative with sensor circuit plate 21 and keep certain interval, this gap for example can be controlled between 0.3mm～1.5mm, magnetic rings 3 and wheel moved in coaxial, and can rotate and sensed element 22 is detected with respect to this sensor circuit plate 21.
In other embodiments, housing 10 also comprises sealing (not shown), after the sensor circuit plate 21 having welded inserts in the accepting groove of housing 10, can use the accepting groove of both seals housing 10, in order to dustproof and waterproof.Sealing portion can be the filling glue of PCB, glue, adhesive tape, sealing strip or silica gel etc.
In the time of Vehicle Driving Cycle, for example wheel hub of the pivotable parts of wheel drives magnetic rings 3 moved in coaxial and the magnetic field that produces alternation, the sensing element 22 of the sensor circuit plate 21 that cannot rotate can be subject to the effect of alternating magnetic field, produce corresponding magnetic variation hall signal, electronic control unit 8 is learnt the velocity of rotation of this magnetic rings 3 according to the rolling radius of magnetic variation hall signal and wheel, calculate the travel speed of vehicle.
The application's wheel speed sensors is simple in structure, sensor circuit plate 21 is inserted in the housing 10 of moulding in advance.In addition, can be as required, change in real time sensor circuit plate 21 and housing 10, thereby the dirigibility of product design is good.
Although show and described the application based on specific embodiment, the application is not restricted to shown details.On the contrary, in claim and be equal in the scope of replacement, the application's various details can be transformed.
Claims (10)
1. a wheel speed sensors, is characterized in that, comprising:
Housing, body and fixed part, be provided with preformed accepting groove in described body, and described fixed part is in order to be fixed on wheel speed sensors on the wheel of vehicle; And
Sensor circuit plate, is provided with sensing element on it, sensor circuit plate is inserted and secured in the accepting groove of body.
2. wheel speed sensors as claimed in claim 1, is characterized in that, described body and described fixed part can be one-body molded, or after moulding, fits together separately.
3. wheel speed sensors as claimed in claim 1, is characterized in that, described accepting groove can be arranged on the inside of described body, also can be arranged on the surface of described body.
4. wheel speed sensors as claimed in claim 1, is characterized in that, described sensor circuit plate can by interference fit, hold fixing, paste the mode fixing, screw is fixed or other are suitable and be fixed in the accepting groove of body.
5. wheel speed sensors as claimed in claim 1, is characterized in that, the outer peripheral of described sensor circuit plate is provided with containment vessel, and described containment vessel is made up of flexible material or hard material.
6. wheel speed sensors as claimed in claim 5, is characterized in that, described containment vessel is provided with the auxiliary section with accepting groove interference engagement.
7. wheel speed sensors as claimed in claim 1, is characterized in that, described housing comprises sealing, has inserted the accepting groove of sensor circuit plate in order to sealing.
8. wheel speed sensors as claimed in claim 7, is characterized in that, described sealing is the filling glue of PCB, glue, adhesive tape, sealing strip or silica gel.
9. wheel speed sensors as claimed in claim 1, it is characterized in that, described wheel speed sensors also comprises transmission line, and described transmission line one end and sensor circuit plate are electrically connected, the other end is connected with connector, in order to the detection signal of wheel speed sensors is transferred to the electronic control unit of vehicle.
10. a vehicle, is characterized in that, comprising:
Wheel, it comprises pivotable parts and pivotable parts not;
Magnetic rings, is fixed on the pivotable parts of wheel; And
Wheel speed sensors as described in any one in claim 1-9, described wheel speed sensors is fixed on the not pivotable parts of wheel.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320888628.0U CN203643462U (en) | 2013-12-31 | 2013-12-31 | Wheel speed sensor and vehicle |
| PCT/CN2014/095110 WO2015101222A1 (en) | 2013-12-31 | 2014-12-26 | Wheel speed sensor and vehicle |
| KR2020167000042U KR20160003061U (en) | 2013-12-31 | 2014-12-26 | Wheel speed sensor and vehicle |
| TW103223181U TWM501372U (en) | 2013-12-31 | 2014-12-29 | Wheel speed sensor and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320888628.0U CN203643462U (en) | 2013-12-31 | 2013-12-31 | Wheel speed sensor and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203643462U true CN203643462U (en) | 2014-06-11 |
Family
ID=50874697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320888628.0U Expired - Lifetime CN203643462U (en) | 2013-12-31 | 2013-12-31 | Wheel speed sensor and vehicle |
Country Status (4)
| Country | Link |
|---|---|
| KR (1) | KR20160003061U (en) |
| CN (1) | CN203643462U (en) |
| TW (1) | TWM501372U (en) |
| WO (1) | WO2015101222A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122408A (en) * | 2014-08-05 | 2014-10-29 | 华中科技大学 | Speed measuring equipment for underwater wheel type trolley |
| WO2015101219A1 (en) * | 2013-12-30 | 2015-07-09 | 博世汽车部件(苏州)有限公司 | Wheel speed sensor device, sensor unit thereof, and vehicle using the wheel speed sensor device |
| WO2015101222A1 (en) * | 2013-12-31 | 2015-07-09 | 博世汽车部件(苏州)有限公司 | Wheel speed sensor and vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325194B (en) * | 2021-05-11 | 2022-08-16 | 埃意(廊坊)电子工程有限公司 | Special ABS magnetoelectric wheel speed sensor for automobile |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002221529A (en) * | 2001-01-26 | 2002-08-09 | Sumitomo Electric Ind Ltd | Rotation sensor and its assembly method |
| CN2929725Y (en) * | 2006-07-03 | 2007-08-01 | 诸城市新东方汽车仪表有限责任公司 | Vehicle speed and mile sensor |
| CN201203625Y (en) * | 2008-06-04 | 2009-03-04 | 陕西秦航机电有限责任公司 | Vehicle speed sensor |
| CN201322622Y (en) * | 2008-11-19 | 2009-10-07 | 北京中纺锐力机电有限公司 | High-reliability switched reluctance motor sensor |
| CN201413335Y (en) * | 2009-05-29 | 2010-02-24 | 陈守约 | Motorcycle speed sensor |
| CN202522575U (en) * | 2012-04-19 | 2012-11-07 | 浙江汉博汽配制造有限公司 | Hall vehicle speed sensor |
| CN203053994U (en) * | 2013-01-11 | 2013-07-10 | 南京华敏电子有限公司 | Digital rotating speed sensor |
| CN203637813U (en) * | 2013-12-30 | 2014-06-11 | 博世汽车部件(苏州)有限公司 | Wheel speed sensing device, induction unit thereof and vehicle with wheel speed sensing device |
| CN203643462U (en) * | 2013-12-31 | 2014-06-11 | 博世汽车部件(苏州)有限公司 | Wheel speed sensor and vehicle |
-
2013
- 2013-12-31 CN CN201320888628.0U patent/CN203643462U/en not_active Expired - Lifetime
-
2014
- 2014-12-26 KR KR2020167000042U patent/KR20160003061U/en not_active IP Right Cessation
- 2014-12-26 WO PCT/CN2014/095110 patent/WO2015101222A1/en active Application Filing
- 2014-12-29 TW TW103223181U patent/TWM501372U/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015101219A1 (en) * | 2013-12-30 | 2015-07-09 | 博世汽车部件(苏州)有限公司 | Wheel speed sensor device, sensor unit thereof, and vehicle using the wheel speed sensor device |
| WO2015101222A1 (en) * | 2013-12-31 | 2015-07-09 | 博世汽车部件(苏州)有限公司 | Wheel speed sensor and vehicle |
| CN104122408A (en) * | 2014-08-05 | 2014-10-29 | 华中科技大学 | Speed measuring equipment for underwater wheel type trolley |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM501372U (en) | 2015-05-21 |
| KR20160003061U (en) | 2016-09-06 |
| WO2015101222A1 (en) | 2015-07-09 |
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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: 20140611 |
|
| CX01 | Expiry of patent term |