CN208334397U - Sensor framework and wheel speed sensors - Google Patents
Sensor framework and wheel speed sensors Download PDFInfo
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- CN208334397U CN208334397U CN201820692966.XU CN201820692966U CN208334397U CN 208334397 U CN208334397 U CN 208334397U CN 201820692966 U CN201820692966 U CN 201820692966U CN 208334397 U CN208334397 U CN 208334397U
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- frame body
- sensor framework
- locating piece
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Abstract
The utility model provides a kind of sensor framework (1), comprising: frame body (2), which has first end (21), opposite second end (22) and the longitudinal centre line (L) for extending through the first end He the second end；The second end (22) is extended to for receiving the magnet steel receiving compartment (3) of magnet steel from the first end (21)；Split type riveted structure (4), setting the second end (22) and with the frame body (2) integrated injection molding；With setting in the first locating piece (5a) of the lateral side of the frame body (2) and the second locating piece (5b) of the lateral other side, wherein one of first locating piece (5a) and second locating piece (5b) are equipped with locating slot (6).The utility model also provides a kind of wheel speed sensors including the sensor skeleton.
Description
Technical field
The utility model relates to sensor technical fields, more specifically, are related to sensor framework and have the sensor
The wheel speed sensors of skeleton.
Background technique
Skeleton plays an important role in sensor production process, it not only wants fixed chip or chip and electricity
The connector of cable is components very crucial in sensor.In recent years, China's China Automobile Industry is rapid, type of vehicle
Make rapid progress, the type of wheel speed sensors chip is also enriched constantly.New-type installation environment and functional requirement is to sensor framework
More stringent requirements are proposed, needs not only to enough matching various chips, but also be required to prevent the mistake in process
Assembly, to guarantee that sensor meets a variety of models demand.
Sensor framework assembly is mainly that sensor chip provides support, and chip and cable are connected by way of riveting
Line, and realize the connection of signal circuit, while also undertaking the positioning of injection mold in sensor framework assembly, and prevent from being molded
The deformation and sliding of chip in journey.
Existing wheel speed sensors frame assembly general structure is complicated and volume is larger, with product sensor head light weight
Change, the quickening of simplification trend, therefore product sensor head volume is gradually reduced, however traditional frame assembly often volume compared with
Reliability and fastness greatly to meet its own can resist the impact of injection moulding process mesohigh injection molding material, however big
Volume injection structure makes existing sensor framework assembly be unable to satisfy the requirement of current miniaturized sensors product.
Summary of the invention
The purpose of the utility model is to provide a kind of novel sensor frameworks, and structure positioning is secured, in injection moulding process
Deflection it is small, and there is mistake proofing design, the problem of improving existing sensor framework.
The present invention is mainly to solve the use demand of miniaturized sensors head assembly structure, and pass through new structural design
Mode make up structure positioning is insecure, injection moulding process deflection is big defect brought by sensor framework miniaturization, with full
Sufficient product use demand.
For this purpose, the utility model provides a kind of sensor framework comprising: frame body, the frame body have first
End, opposite second end and the longitudinal centre line for extending through first end and second end；From the first end extend to this second
Hold the magnet steel receiving compartment for receiving magnet steel；Split type riveted structure, setting the second end and with the frame body
Integrated injection molding；With the second locating piece of the first locating piece and the lateral other side that frame body transverse direction side is set,
Described in one of the first locating piece and second locating piece be equipped with locating slot.In the present invention, due to using double
Positioning block structure positioning, and only the locating piece of side is equipped with locating slot, can prevent anisotropy when Skeleton assembly, and
It can also more firmly position.It will be understood by those skilled in the art that " longitudinal direction " in the application refers to the length of sensor framework
Maximum direction is spent, " transverse direction " refers to the direction longitudinally perpendicular with this in the holding plane of sensor framework in injection molding.
In a preferred embodiment of the utility model, the first locating piece and the second locating piece are rectangle locating piece, and
And the locating slot being arranged in one of locating piece is rectangle locating slot.Rectangle locating piece increase sensor framework and mold it
Between location area, reduce pressure of the framework location block again in injection moulding process.The setting of locating slot not only can with mistake proofing, but also
The contact area of frame body and mold is increased, and can guarantee axially and radially locating for sensor framework.Pass through this
The bond-allocating of sample improves traditional single-point or the problem of the symmetrical locating framework of two point can not position very well, can preferably consolidate
Determine chip, guarantees to deviate under impact of the chip induction point in injection molding, and then improve the function of sensor.
In a preferred embodiment, magnet steel receiving compartment is configured to through type stepped cavity comprising runs through the frame body
First section of thickness and the second section at the second end is extended to from the first stepped part.By the way that magnet steel receiving compartment is designed
It is ladder-like at through type, installation site is provided for chip magnet steel, and step structure is designed as magnet steel and provides positioning and support,
And straight-through structure avoids the impact of injection molding material, increases the reliability of product.
In a scheme of the utility model, chip positioning structure, the chip are equipped at the first end of frame body
Location structure is configured to the wedge-shaped locating slot positioned at first section two sides of the through type stepped cavity.Wedge-shaped locating slot
Back taper opening be convenient for the importing of chip edge, wedge structure is fixed and positioned convenient for chip, guarantees the steady of chip installation
It is qualitative.
In a preferred embodiment, it is equipped at first stepped part at second section of the through type stepped cavity
The inclined flow guiding slot of second end is extended into and through along the longitudinal centre line, wherein the inclined flow guiding slot is from the first stepped part
It is tilted towards the second end.Inclined flow guiding slot realizes the diversion function of injection molding material in injection moulding process, prevents skeleton injection molding from answering
Power is concentrated, and guarantees that injection molding material smoothly flows into skeleton and mold is formed by small gaps.
Advantageously, sensor framework according to the present utility model further includes be located at inclined flow guiding slot two sides two
A angled step formula supporting structure, each angled step formula supporting structure include second step ladder and from first stepped part
Towards the inclined rake of the second end.This angled step formula supporting structure is mainly that chip provides bearing, and chip guide draws
Foot comes into full contact with riveting inserted sheet, and the riveting of the chip pin and cable for core wire.
In a preferred embodiment, in order to reinforce skeleton self-strength, in through type stepped cavity of frame body
The opposite side of two sections forms arch reinforcing rib, the arch reinforcing rib be parallel to the longitudinal centre line of the frame body and about
The longitudinal centre line is symmetrical.Also, setting arch reinforcing rib can also be eliminated due to setting diversion trench and cause frame body knot
The influence of structure strength reduction.
In the present invention, it is advantageous to which split type riveted structure includes the first riveting sheet and the second riveting sheet, described
The one end of first riveting sheet extended into the frame body has extending into for first positioning hole and second riveting sheet
One end of the frame body has second location hole.By providing split type riveted structure, it is ensured that consistency when riveting,
Guarantee riveting quality.
In addition, the utility model also provides a kind of wheel speed sensors comprising the sensor skeleton.
Detailed description of the invention
The utility model is more fully described below with reference to schematical attached drawing.Attached drawing and corresponding embodiment be only for
The purpose of explanation, rather than limits the present invention.Wherein:
Fig. 1 is the view of the chip installation side of the sensor framework of one embodiment according to the present utility model；
Fig. 2 is the view of the sensor framework other side shown in FIG. 1；
Fig. 3 is cross-sectional view of the sensor framework along Fig. 2 middle line A-A；
Fig. 4 is the side view of sensor framework shown in FIG. 1；
Fig. 5 is the cross-sectional view of line B-B of the sensor framework in Fig. 2；With
Fig. 6 and Fig. 7 is the perspective view of sensor framework shown in FIG. 1.
Specific embodiment
The exemplary embodiment of the utility model is described below in detail.Exemplary implementation shown in described below and attached drawing
Example is intended to instruct the principles of the present invention, enables those skilled in the art in several varying environments and for several differences
Application implementation and use the utility model.Therefore, exemplary embodiment is not intended to and should not be considered as practical to this
The restricted description of novel protected range.On the contrary, the protection scope of the utility model is limited to the appended claims.
Fig. 1 shows one embodiment of sensor framework according to the present utility model.It can be seen from the figure that the sensing
Device skeleton 1 include frame body 2, the frame body have first end 21, opposite second end 22, and extend through this first
The longitudinal centre line L at end 21 and the second end 22.
As depicted in figs. 1 and 2, sensor framework be equipped with from first end 21 extend to the second end 22 for receiving magnet steel
Magnet steel receiving compartment 3.In this embodiment, sensor framework is designed to asymmetric two-point locating, the i.e. transverse direction in frame body 2
A locating piece, i.e. the first locating piece 5a and the second locating piece 5b is respectively set in two sides, however in the first locating piece 5a and second
One of locating piece 5b is equipped with locating slot 6, such as locating slot is equipped on the second locating piece 5b.Locating piece is for example designed as
Rectangle.Referring to fig. 4, from embodiment shown in figure, locating piece is configured to butt side's cone-shaped.It will be appreciated, however, that other
Suitable shape is also covered by within the scope of application.
Although it can be seen from the figure that the longitudinal center of the first locating piece 5a and the second locating piece 5b about frame body 2
Line L is symmetrical, however due to the second locating piece 5b be equipped with locating slot 6 so that actually location structure be it is asymmetrical, by this
Asymmetric design can guarantee the unique assembly direction of sensor framework in a mold, and direction is wrong when preventing sensor framework from assembling
Accidentally.Although it will be appreciated by those skilled in the art that the sensor framework in the embodiment includes two locating pieces, however, providing
Three locating pieces or four locating pieces and other suitable number of locating pieces are also covered by within the scope of application.Also, the
A positioning block and the second locating piece are also possible to asymmetric.
Further, in order to guarantee that chip is assembled to the position precision on skeleton, chip positioning is equipped in frame body 2
Structure 7, the chip positioning structure 7 is according to the concrete structure design of chip.Referring to Fig. 3 and Fig. 5, the setting of chip positioning structure 7 exists
At 2 first end of frame body, and the chip positioning structure is configured to wedge-shaped locating slot, the through type stepped cavity it is described
First section two sides are respectively equipped with a wedge-shaped locating slot.
The split type riveted structure 4 with 2 integrated injection molding of the frame body is additionally provided at the second end 22, being used for will
Chip and cable are riveted together.Specifically, which includes the first riveting sheet 41 separated and the second riveting
Contact pin 41, wherein one end of the first riveting sheet 41 extends into the frame body 2, and its other end extends the skeleton sheet
Body is for riveting chip and cable；Similarly, one end of the second riveting sheet 42 extends into the frame body 2, and its other end
Extend the frame body for riveting chip and cable.In traditional sensor framework, the connection side of chip and cable
Formula is that riveting is combined with welding, and the frame design in the application is split type riveted structure, and chip and cable are riveted on
Together, while the trend of cable is improved.
In the present invention, it is advantageous to which magnet steel receiving compartment 3 is configured to through type stepped cavity comprising the first section
31 and second section 32, wherein first section 31 runs through the thickness of frame body 2, and second section 32 is from first step
Second end 22 is extended at portion 33 (referring to Fig. 7).This through type stepped cavity avoids the impact of injection molding material in injection moulding process,
Increase the reliability of product.
It is led advantageously, being additionally provided with tilting at second section 32 of the through type stepped cavity with Fig. 7 referring to fig. 2
Chute 8, the inclined flow guiding slot 8 are located at the center position of frame body 2, i.e., extend across bone along longitudinal centre line L
The second end 22 of frame ontology, wherein the inclined flow guiding slot 8 is tilted from the first stepped part 33 towards second end 22.This tilting
Diversion trench realizes the diversion function of injection molding material in injection moulding process, prevents skeleton injection molding stress from concentrating.
Referring to Fig. 7, sensor framework according to the present utility model further includes being located at 6 two sides of inclined flow guiding slot
Two angled step formula supporting structures 9, each angled step formula supporting structure includes second step ladder 9a and from the first ladder
Portion 33 is towards the inclined rake 9b of the second end 22.This angled step formula supporting structure is mainly that chip provides bearing, is drawn
It leads chip pin and rivets coming into full contact with for inserted sheet.
Referring to Fig. 6, in the side shape opposite with second section of the through type stepped cavity 3 of the frame body 2
At there is arch reinforcing rib 10.Arch reinforcing rib 10 is shown to be parallel to the longitudinal centre line L of the frame body and indulge about this in figure
It is symmetrical to center line.It is symmetrically also covered by within the scope of application however, being not in relation to longitudinal centre line L.
The sensor skeleton according to the present utility model can be applied to wheel speed sensors, can be used for other types
Sensor.
It should be pointed out that explanation above is merely exemplary, those skilled in the art can be according to the above description to this reality
Various modifications and variations are made with new embodiment, these modifications and variations both are within the protection scope of the present invention.
Claims (10)
1. a kind of sensor framework (1) characterized by comprising
Frame body (2), the frame body have first end (21), opposite second end (22) and extend through the first end
With the longitudinal centre line (L) of the second end；
The second end (22) is extended to for receiving the magnet steel receiving compartment (3) of magnet steel from the first end (21)；
Split type riveted structure (4), setting the second end (22) and with the frame body (2) integrated injection molding；
With
The first locating piece (5a) in the lateral side of the frame body (2) and the second locating piece of the lateral other side are set
(5b), wherein one of first locating piece (5a) and second locating piece (5b) are equipped with locating slot (6).
2. sensor framework (1) according to claim 1, which is characterized in that first locating piece (5a) and described
Two locating pieces (5b) are rectangle locating piece, and the locating slot (6) is rectangle locating slot.
3. sensor framework (1) according to claim 1, which is characterized in that the magnet steel receiving compartment (3) is configured to lead directly to
Formula stepped cavity comprising extend through first section (31) of the frame body (2) thickness and at the first stepped part (33)
The second section (32) at the second end (22).
4. sensor framework (1) according to claim 3, which is characterized in that at the first end of the frame body (2)
Equipped with chip positioning structure (7), which is to be located at first section two sides of the through type stepped cavity
Wedge-shaped locating slot.
5. sensor framework (1) according to claim 3, which is characterized in that described the second of the through type stepped cavity
The tilting for extending into and through the second end (22) along the longitudinal centre line at first stepped part (33) is equipped at section
Diversion trench (8), wherein the inclined flow guiding slot (8) is tilted from the first stepped part (33) towards the second end (22).
6. sensor framework (1) according to claim 5, which is characterized in that further include being located at the tilting to lead
Two angled step formula supporting structures (9) of chute (8) two sides, each angled step formula supporting structure include the second ladder
Portion (9a) and from first stepped part (33) towards second end (22) the inclined rake (9b).
7. sensor framework (1) according to claim 3, which is characterized in that the frame body (2) with it is described straight
The arch reinforcing rib (10) of the opposite side of second section of general formula stepped cavity, the arch reinforcing rib are parallel to the skeleton sheet
The longitudinal centre line (L) of body is simultaneously symmetrical about the longitudinal centre line.
8. sensor framework (1) according to any one of claim 1 to 7, which is characterized in that the split type riveting knot
Structure (4) includes the first riveting sheet (41) and the second riveting sheet (42).
9. a kind of wheel speed sensors comprising sensor framework (1) according to any one of claim 1 to 7.
10. a kind of wheel speed sensors comprising sensor framework (1) according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820692966.XU CN208334397U (en) | 2018-05-10 | 2018-05-10 | Sensor framework and wheel speed sensors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820692966.XU CN208334397U (en) | 2018-05-10 | 2018-05-10 | Sensor framework and wheel speed sensors |
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| Publication Number | Publication Date |
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| CN208334397U true CN208334397U (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820692966.XU Active CN208334397U (en) | 2018-05-10 | 2018-05-10 | Sensor framework and wheel speed sensors |
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| Country | Link |
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| CN (1) | CN208334397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114152771A (en) * | 2021-12-03 | 2022-03-08 | 陆博汽车电子（曲阜）有限公司 | Sensor framework and sensor comprising same |
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2018
- 2018-05-10 CN CN201820692966.XU patent/CN208334397U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114152771A (en) * | 2021-12-03 | 2022-03-08 | 陆博汽车电子（曲阜）有限公司 | Sensor framework and sensor comprising same |
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