CN206019674U - A kind of core body of CMPS Camshaft Position Sensor - Google Patents
A kind of core body of CMPS Camshaft Position Sensor Download PDFInfo
- Publication number
- CN206019674U CN206019674U CN201620653147.5U CN201620653147U CN206019674U CN 206019674 U CN206019674 U CN 206019674U CN 201620653147 U CN201620653147 U CN 201620653147U CN 206019674 U CN206019674 U CN 206019674U
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- CN
- China
- Prior art keywords
- core body
- position sensor
- camshaft position
- cmps camshaft
- pcb board
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The utility model provides a kind of core body of CMPS Camshaft Position Sensor.Including from top to bottom set gradually core body afterbody, in the middle part of core body and core body head, the core body afterbody is set to be grouped into by connection terminal portion and clamping part, and the connection terminal portion is horizontally placed on the side of the buckle part, it is set to fix pcb board in the middle part of the core body, the core body head is set to fix Hall element, and the core body head is set to hollow circular cylinder structure.The utility model adopts the core body, can be with the gap between effective control sensor and signal wheel, make output signal uniformity preferable, and in assembly process, core body can form three kinds of relative rigging positions with housing, so as to realize flexible arrangement of the sensor in automobile engine, it is ensured that more convenient during assembling, improve production efficiency, simple structure.
Description
Technical field
The utility model is related to CMPS Camshaft Position Sensor technical field, more particularly to a kind of CMPS Camshaft Position Sensor
Core body.
Background technology
CMPS Camshaft Position Sensor is also synchronous signal sensor, and it is a cylinder discrimination positioner, is input into ECU
Camshaft-position signal, is the master signal of IGNITION CONTROL.The CMPS Camshaft Position Sensor of automotive field is applied at present mostly,
By being engaged with a signal wheel on camshaft, and Hall effect principle is utilized, and then the phase of camshaft can be measured
Answer position.But there are the following problems in actual use for CMPS Camshaft Position Sensor：
1st, the gap between the head of CMPS Camshaft Position Sensor and signal wheel directly affects the strong of sensor measurement signal
Weak, if gap cross senior general cause sensor cannot accurate output signal, and gap is too small, is likely to result in the damage of sensor.
2nd, in the traditional processing technology of CMPS Camshaft Position Sensor, core body and housing are generally using octagon or six sides
Shape is linked, middle using O-ring seal transition seal, needs to increase sweat soldering operation so that produce in production technology
This increase, and reduce production efficiency.
3rd, the O-ring seal transition seal structure of CMPS Camshaft Position Sensor can make to form sealing sky between core body and housing
Chamber, when sensor is heated, causes air exclude, so that the deformation of housing bottom thin-walled is impaired.
4th, parts that can be arranged by periphery when CMPS Camshaft Position Sensor is installed in automobile engine etc. are affected,
And the uniqueness of the assembling structure due to sensor, single installing hole directly results in sensor and exists restricted from arbitrarily rotation
Extremely difficult, very flexible when arranging in automobile engine.
Content of the invention
Main purpose of the present utility model is to solve problems of the prior art, there is provided a kind of simple structure, can
When with the gap between effective control sensor and signal wheel, making output signal uniformity preferably, and can guarantee that assembling more just
Prompt flexible, the core body of the CMPS Camshaft Position Sensor of improve production efficiency.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of CMPS Camshaft Position Sensor
Core body, in the middle part of core body afterbody that the core body of wherein described CMPS Camshaft Position Sensor includes from top to bottom setting gradually, core body and
Core body head, the core body afterbody are set to be grouped into by connection terminal portion and clamping part, and the connection terminal portion water
The flat side for being arranged at the buckle part, is set to fix pcb board in the middle part of the core body, and the core body head is set to fix
Hall element, and the core body head is set to hollow circular cylinder structure.
Further, the clamping part sets up separately and is set to including a stem stem and two snap fits, and the stem stem is vertically arranged at described
On the axis of buckle part, and the both sides of the damaged surface of the stem stem are correspondingly arranged two snap fit.
Further, in the middle part of the core body, the upper part of front surface arranges a groove, the knot of the groove in the axial direction
Structure is set to be engaged with the pcb board, and the groove is set to fix the pcb board.
Further, in the middle part of the core body, the both sides of the lower part of front surface are respectively provided with a boss, and the boss edge
The plane of axis direction is set to and the groove floor copline, and the pcb board is set to by the groove floor and institute
The plane for stating two boss is engaged support, so as to realize the accurate weldering of the pcb board, the binding post and the Hall element
Connect.
Further, in the middle part of the core body after the upper part on surface be symmetrical arranged air discharge duct in the axial direction, for core body
Internal excessive gas are discharged with housing in assembling, to ensure the abundant knot of flexible polyurethane casting glue and core body and housing
Close.
Further, the inside of the core body head is set to up-small and down-big cone chamber, and the cone chamber in the axial direction
Structure setting be to be engaged with the structure of the Hall element.
Further, four triangular hills, the triangle are along the circumferential direction uniformly arranged on the surface in the cone chamber
Projection can be carried out to the Hall element spacing and be compressed, so as to ensure the head of CMPS Camshaft Position Sensor and signal wheel it
Between gap stable so that measurement signal is accurately reliable.
The utility model has the advantages and positive effects of：The core of the CMPS Camshaft Position Sensor that the utility model is provided
Body, by the buckle part of core body afterbody, and with reference to the stopper slot on housing, furthermore achieved that installation of the core body on housing
Spacing so that the Hall element arranged on core body is adjacent to the inner surface of shell bottom wall all the time, is led so as to eliminate engine vibration
Between the head of the CMPS Camshaft Position Sensor of cause and signal wheel, gap is unstable, it is ensured that the detection quality of signal；By core
The cooperation of groove and its groove bottom in the middle part of body and two boss planes, it is achieved that the fixed support of pcb board, so as to ensure pcb board,
Binding post and the accurate welding of Hall element；By some air discharge ducts on the rear surface in the middle part of core body so that core body and shell
Body in assembling inside excessive gas can discharge, so as to ensure the abundant knot of flexible polyurethane casting glue and core body and housing
Close；By the structure design of core body head, it is achieved that the stable installation of Hall element so that measurement signal is more accurately and reliably.
Description of the drawings
Fig. 1 is schematic front view of the present utility model.
Fig. 2 is schematic rear view of the present utility model.
Fig. 3 is cross-sectional schematic of the present utility model.
Fig. 4 is the cross-sectional schematic of core body head of the present utility model.
In figure：10- core body afterbodys, 101- connection terminal portions, 102- buckles part, 103- stem stems, 104- snap fits, 105-
Binding post, in the middle part of 20- core bodys, 201-PCB plates, 202- grooves, 203- boss, 204- groove floors, 205- air discharge ducts, 30-
Core body head, 301- Hall elements, 302- bore chamber, 303- triangular hills.
Specific embodiment
In order to be better understood from the utility model, enter traveling one to the utility model with reference to specific embodiments and the drawings
The description of step.
As Figure 1-Figure 4, a kind of core body of CMPS Camshaft Position Sensor, including the core body tail for from top to bottom setting gradually
20 and core body head 30 in the middle part of portion 10, core body, core body afterbody 10 is set to by 102 groups of connection terminal portion 101 and buckle part
Into, and connection terminal portion 101 is horizontally placed on the side of buckle part 102, in the middle part of core body, 20 are set to fix pcb board 201,
Core body head 30 is set to fix Hall element 301, and core body head 30 is set to hollow circular cylinder structure.
Buckle part 102 is set to include that a stem stem 103 and two snap fits 104, stem stem 103 are vertically arranged at buckle part
On 102 axis, and the both sides of the damaged surface of stem stem 103 are correspondingly arranged two snap fits 104.
In the middle part of core body, the upper part of 20 front surfaces arranges a groove 202 in the axial direction, the structure setting of groove 202 be with
Pcb board 201 is engaged, and groove 202 is set to fix pcb board 201.
In the middle part of core body, the both sides of the lower part of 20 front surfaces are respectively provided with a boss 203, and boss 203 is in the axial direction
Plane is set to and 204 copline of groove floor, and pcb board 201 is set to by groove floor 204 and the plane of two boss 203
Support is engaged, so as to realize the accurate welding of pcb board 201, binding post 105 and Hall element 301.
After 20 in the middle part of core body, the upper part on surface is symmetrical arranged air discharge duct 205 in the axial direction, exists for core body and housing
Excessive gas inside discharging during assembling, to ensure the abundant combination of flexible polyurethane casting glue and core body and housing.
The inside of core body head 30 is set to up-small and down-big cone chamber 302 in the axial direction, and bores the structure setting in chamber 302
It is to be engaged with the structure of Hall element.
Four triangular hills 303 are along the circumferential direction uniformly arranged on the surface in cone chamber 302, and triangular hill 303 can
Hall element is carried out spacing and compressed, steady so as to ensure the gap between the head of CMPS Camshaft Position Sensor and signal wheel
Fixed so that measurement signal is accurately reliable.
The core body of the CMPS Camshaft Position Sensor that the utility model is provided, can be between effective control sensor and signal wheel
Gap, make output signal uniformity preferably, simple structure, and can guarantee that during assembling more convenient flexibly, improve production efficiency.
When assembling the core body, first Hall element 301 is installed in the cone chamber 302 of core body head 30, and ensures that triangular hill 303 will
Hall element 301 is fixed, and then pcb board 201 is installed in the middle part of core body 20 groove 202, and ensure groove floor 204 with
The plane of two boss 203 can be engaged support pcb board 201, then pcb board 201, binding post 105 and Hall element 301 are entered
Row accurate welding, finally by core body afterbody 10 buckle part 102 core body for assembling is installed be limited in be perfused with quantitative
In the housing of flexible polyurethane casting glue, and cause Hall element 301 to be brought into close contact the inner surface in shell bottom wall, further have
Gap between effect control sensor and signal wheel, completes being fixedly mounted with for core body and housing.In addition, in the assembly process, core body
Three kinds of relative rigging positions can be formed with housing, so as to realize flexible arrangement of the sensor in automobile engine, and carried
High production efficiency.
Above embodiment of the present utility model is described in detail, but the content has been only of the present utility model preferable
Embodiment, it is impossible to be considered as limiting practical range of the present utility model.All impartial changes that is made according to the utility model scope
Change and improve etc., still all should belong within this patent covering scope.
Claims (7)
1. a kind of core body of CMPS Camshaft Position Sensor, it is characterised in that：The core body of the CMPS Camshaft Position Sensor include by
Upper and under set gradually core body afterbody, in the middle part of core body and core body head, the core body afterbody is set to by connection terminal portion
It is grouped into clamping part, and the connection terminal portion is horizontally placed on the side of the buckle part, sets in the middle part of the core body
Fixed pcb board is set to, the core body head is set to fix Hall element, and the core body head is set to hollow circular cylinder knot
Structure.
2. the core body of CMPS Camshaft Position Sensor according to claim 1, it is characterised in that：The clamping part sets up separately and is set to
Including a stem stem and two snap fits, the stem stem is vertically arranged on the axis of the buckle part, and the cylinder of the stem stem
The both sides on surface are correspondingly arranged two snap fit.
3. the core body of CMPS Camshaft Position Sensor according to claim 1, it is characterised in that：Front surface in the middle part of the core body
Upper part one groove is set in the axial direction, the structure setting of the groove is to be engaged with the pcb board, and the groove
It is set to fix the pcb board.
4. the core body of CMPS Camshaft Position Sensor according to claim 3, it is characterised in that：Front surface in the middle part of the core body
The both sides of lower part be respectively provided with a boss, and boss plane in the axial direction is set to the groove floor altogether
Plane, the pcb board are set to be engaged support by the groove floor with the plane of two boss.
5. the core body of CMPS Camshaft Position Sensor according to claim 1, it is characterised in that：Surface after in the middle part of the core body
Upper part be symmetrical arranged air discharge duct in the axial direction.
6. the core body of CMPS Camshaft Position Sensor according to claim 1, it is characterised in that：The inside of the core body head
It is set to up-small and down-big cone chamber in the axial direction, and the structure setting in the cone chamber is the structure matching with the Hall element
Close.
7. the core body of CMPS Camshaft Position Sensor according to claim 6, it is characterised in that：Edge on the surface in the cone chamber
Circumferencial direction is uniformly arranged four triangular hills.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620653147.5U CN206019674U (en) | 2016-06-23 | 2016-06-23 | A kind of core body of CMPS Camshaft Position Sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620653147.5U CN206019674U (en) | 2016-06-23 | 2016-06-23 | A kind of core body of CMPS Camshaft Position Sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206019674U true CN206019674U (en) | 2017-03-15 |
Family
ID=58243068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620653147.5U Active CN206019674U (en) | 2016-06-23 | 2016-06-23 | A kind of core body of CMPS Camshaft Position Sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206019674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729101A (en) * | 2020-12-24 | 2021-04-30 | 奇瑞汽车股份有限公司 | Position sensor mounting structure and vehicle |
-
2016
- 2016-06-23 CN CN201620653147.5U patent/CN206019674U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729101A (en) * | 2020-12-24 | 2021-04-30 | 奇瑞汽车股份有限公司 | Position sensor mounting structure and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171129 Address after: 215200 Suzhou City, Jiangsu Province, Wujiang economic and Technological Development Zone on the east side of the road south of the road Patentee after: SUZHOU AOYIKESI AUTOMOBILE ELECTRONICS CO., LTD. Address before: 300459 Tianjin Binhai New Area, the new North Road, No. 8, 5 floor, 6 floor Patentee before: Tianjin Qing Feng grand Automotive Electronics Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210225 Address after: 226001 No.88 Xinning Road, Chongchuan District, Nantong City, Jiangsu Province Patentee after: Jiangsu aoyikesi Automotive Electronic Technology Co.,Ltd. Address before: 215200 east side of Shunfeng Road, south of Lianyang Road, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee before: SUZHOU AECS AUTOMOTIVE ELECTRONICS Co.,Ltd. |