阅读说明：本技术 一种便于安装方向盘转角传感器 (Corner sensor convenient for mounting steering wheel ) 是由 于浪 李珊珊 晋兆勇 罗浩 范红委 朱林 赵盼盼 周裕程 于 2021-02-24 设计创作，主要内容包括：本发明涉及一种便于安装方向盘转角传感器,所述的方向盘转角传感器包括传感器本体、托盘、中间轴套；所述的中间轴套安装在传感器本体的中心；所述的托盘固定在传感器本体的外侧；所述的托盘本体的四周设置有限位组件和固定组件；所述的限位组件包括第一限位件、第二限位件、第三限位件、第四限位件、第五限位件以及第六限位件；所述的固定组件包括第一固定件和第二固定件；所述的第一固定件位于第一限位件和第二限位件之间；所述的第二固定件位于第三限位件和第四限位件之间。其优点表现在：通过托盘设计,无需借助时钟弹簧安装,且固定稳定性好,便于精准的记录相关数,从而更好的获得车辆的相关工况信息。(The invention relates to a steering wheel corner sensor convenient to install, which comprises a sensor body, a tray and a middle shaft sleeve, wherein the sensor body is provided with a plurality of grooves; the middle shaft sleeve is arranged in the center of the sensor body; the tray is fixed on the outer side of the sensor body; the periphery of the tray body is provided with a limiting component and a fixing component; the limiting assembly comprises a first limiting piece, a second limiting piece, a third limiting piece, a fourth limiting piece, a fifth limiting piece and a sixth limiting piece; the fixing assembly comprises a first fixing piece and a second fixing piece; the first fixing piece is positioned between the first limiting piece and the second limiting piece; the second fixing piece is located between the third limiting piece and the fourth limiting piece. Its advantages are: through the tray design, need not with the help of the installation of clock spring, and fixed stability is good, and the accurate relevant number of record of being convenient for to the relevant operating mode information of better acquisition vehicle.)

1. A steering wheel corner sensor convenient to mount is characterized by comprising a sensor body, a tray and a middle shaft sleeve; the middle shaft sleeve is arranged in the center of the sensor body; the tray is fixed on the outer side of the sensor body; the tray comprises a tray body; the periphery of the tray body is provided with a limiting component and a fixing component; the limiting assembly comprises a first limiting piece, a second limiting piece, a third limiting piece, a fourth limiting piece, a fifth limiting piece and a sixth limiting piece; the fixing assembly comprises a first fixing piece and a second fixing piece; the first fixing piece is positioned between the first limiting piece and the second limiting piece; the second fixing piece is positioned between the third limiting piece and the fourth limiting piece; the sensor body is provided with a lap joint block lapped with the first limiting part, the second limiting part, the third limiting part, the fourth limiting part, the fifth limiting part and the sixth limiting part.

2. The steering wheel angle sensor according to claim 1, wherein the first, second, third, fourth, fifth and sixth limiting members, the first and second fixing members are all enclosed at an outer edge of the tray body.

3. The steering wheel angle sensor according to claim 3, wherein the fixing member includes a first fixing member and a second fixing member; the sensor body is provided with a first fixed lug and a second fixed lug; the first fixing lug penetrates through the first fixing piece; the second fixing piece penetrates through the second fixing lug piece.

4. The steering wheel angle sensor according to claim 3, wherein the first fixing member has an elongated shape in cross section; the cross section of the second fixing piece is cylindrical.

5. The steering wheel angle sensor according to claim 1, wherein a center hole is provided in the center of the tray body; a groove is arranged on the outer side of the central hole; the grooves are distributed annularly and radially.

6. The steering wheel angle sensor according to claim 1, wherein a square opening is provided in the center of the first stopper; the inner side surface of the first limiting piece is provided with a yielding inclined surface; and an arc transition surface is arranged at the joint of the first limiting part and the tray body.

7. The steering wheel angle sensor according to claim 1, wherein the sensor body is provided with a boss fixing hole; a buckle is arranged in the shaft sleeve fixing hole; the buckle comprises a first clamping plate and a second clamping plate; the first clamping plate and the second clamping plate are distributed in parallel.

8. The steering wheel angle sensor according to claim 7, wherein a catching groove is provided on an outer periphery of the intermediate sleeve; the clamping groove is matched with the buckle.

9. The steering wheel angle sensor according to claim 1, wherein a steering shaft hole is provided in the center of the intermediate boss; the inner wall of the steering shaft hole is provided with a fixing bulge.

Technical Field

The invention relates to the technical field, in particular to a steering wheel corner sensor convenient to install.

Background

The steering shaft is an element for connecting a steering wheel and a steering gear of a hydraulic steering system, and a driver transmits torque to the steering gear through the steering shaft to drive the steering gear to convey oil supplied by an oil pump to a steering oil cylinder so as to realize hydraulic steering. The steering shaft on the automobile is one of essential important parts of the automobile, and reflects the steering performance of a steering wheel, and the steering shaft is provided with a steering wheel rotating angle sensor to record the rotating speed and the rotating distance of the steering wheel.

However, the steering wheel angle sensor in the prior art has the following drawbacks and disadvantages:

firstly, in the automobile industry at present, steering wheel angle sensors are all installed on clock springs, and the installation mode is high in mold cost and unit cost.

Secondly, the steering wheel angle sensor in the prior art has insufficient stability, and the steering shaft difference is large during assembly, so that the steering wheel angle sensor cannot well record the steering wheel angle speed and the steering wheel angle distance.

Chinese patent document cn201922476272.x, application No. 20191231, with patent names: a novel clamping device for a steering wheel angle sensor. The utility model discloses a novel steering wheel corner sensor clamping device, including steering wheel support upper portion device, steering wheel support lower part device and steering wheel fixture device, steering wheel support upper portion device connects steering wheel corner sensor and connects the steering wheel, and steering wheel support lower part device connects the steering spindle, steering wheel fixture device is two parts of symmetry, connects the steering column pipe to press from both sides tight fixed steering wheel corner sensor.

The novel steering wheel angle sensor clamping device disclosed by the patent document has the advantages of high stability, flexible disassembly and wider application range; the utility model discloses a clamping device design simple structure accomplishes sturdy and durable and longe-lived easily, carries out simple transformation applicable other different motorcycle types, and the expansibility is strong. However, a technical solution which does not need to be installed by a clock spring and has good fixing stability is not disclosed.

In view of the above, there is a need for a steering wheel angle sensor which is not mounted by a clock spring and has good fixing stability, and there is no report on such a steering wheel angle sensor.

Disclosure of Invention

The invention aims to provide a steering wheel angle sensor which is not required to be installed by a clock spring and has good fixing stability aiming at the defects in the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that:

a steering wheel angle sensor convenient to install comprises a sensor body, a tray and a middle shaft sleeve; the middle shaft sleeve is arranged in the center of the sensor body; the tray is fixed on the outer side of the sensor body; the periphery of the tray body is provided with a limiting component and a fixing component; the limiting assembly comprises a first limiting piece, a second limiting piece, a third limiting piece, a fourth limiting piece, a fifth limiting piece and a sixth limiting piece; the fixing assembly comprises a first fixing piece and a second fixing piece; the first fixing piece is positioned between the first limiting piece and the second limiting piece; the second fixing piece is positioned between the third limiting piece and the fourth limiting piece; the sensor body is provided with a lap joint block lapped with the first limiting part, the second limiting part, the third limiting part, the fourth limiting part, the fifth limiting part and the sixth limiting part.

As a preferred technical solution, the first limiting member, the second limiting member, the third limiting member, the fourth limiting member, the fifth limiting member, the sixth limiting member, the first fixing member and the second fixing member all enclose the outer edge of the tray body.

As a preferred technical solution, the fixing assembly includes a first fixing member and a second fixing member; the sensor body is provided with a first fixed lug and a second fixed lug; the first fixing lug penetrates through the first fixing piece; the second fixing piece penetrates through the second fixing lug piece.

As a preferable technical scheme, the cross section of the first fixing piece is long; the cross section of the second fixing piece is cylindrical.

As a preferred technical scheme, a central hole is formed in the center of the tray body; a groove is arranged on the outer side of the central hole; the grooves are distributed annularly and radially.

As a preferred technical solution, a square opening is arranged in the center of the first limiting member; the inner side surface of the first limiting piece is provided with a yielding inclined surface; and an arc transition surface is arranged at the joint of the first limiting part and the tray body.

As a preferred technical scheme, a shaft sleeve fixing hole is formed in the sensor body; a buckle is arranged in the shaft sleeve fixing hole; the buckle comprises a first clamping plate and a second clamping plate; the first clamping plate and the second clamping plate are distributed in parallel.

As a preferred technical scheme, the periphery of the middle shaft sleeve is provided with a clamping groove; the clamping groove is matched with the buckle;

as a preferred technical scheme, the center of the middle shaft sleeve is provided with a steering shaft hole; the inner wall of the steering shaft hole is provided with a fixing bulge.

The invention has the advantages that:

1. according to the steering wheel corner sensor convenient to mount, due to the tray design, the steering wheel corner sensor is mounted without a clock spring, the fixing stability is good, the relevant numbers can be recorded accurately, and therefore the relevant working condition information of a vehicle can be obtained.

2. Be provided with spacing subassembly and fixed subassembly on the tray, through spacing subassembly, to four limit points of having established around the steering wheel sensor, realized like this all carrying on spacingly around the steering wheel sensor, prevent the radial slippage of steering wheel sensor. Secondly, the fixed subassembly is fixed to the axial of steering wheel sensor, effectively prevents that steering wheel sensor from realizing fixedly in axial and radial all.

3. The auxiliary installation is carried out by introducing the tray, so that an installation space is provided for the steering wheel sensor, the installation by means of a clock spring is not needed, the mold cost is saved, and the production cost is reduced. Secondly, through jackshaft cover design, have the cushioning effect, slowed down the rocking that steering wheel sensor arouses because of the steering spindle rotates for steering wheel sensor's stability is good.

Drawings

Fig. 1 is a schematic view of a structure of the present invention for facilitating installation of a steering wheel angle sensor.

Fig. 2 is a schematic structural view of the tray.

Fig. 3 is a schematic structural diagram of the first limiting member.

Fig. 4 is a schematic structural view of the sensor body.

Fig. 5 is a schematic structural view of the intermediate shaft sleeve.

Detailed Description

The following detailed description of the present invention will be made with reference to the accompanying drawings.

The reference numerals and components referred to in the drawings are as follows:

1. sensor body 11, axle sleeve fixing hole

12. Fastener 121. first snap-gauge

122. Second catch plate 13, first fixed lug

14. Second fixed lug 2, tray

21. Tray body 22, spacing subassembly

221. First limiting piece 2211 square mouth

2212. Inclined plane 2213. circular arc transition plane

222. Second limiting part 223, third limiting part

224. Fourth limiting piece 225, fifth limiting piece

226. The sixth position limiting part

23. Central hole 24. groove

3. Middle shaft sleeve 31, neck

32. Steering shaft hole 33, fixing projection

4. Fixing assembly 41 first fixing member

42. Second fixing part

Referring to fig. 1, fig. 1 is a schematic structural diagram of a steering wheel angle sensor convenient to mount according to the present invention. A steering wheel angle sensor facilitating installation; the steering wheel corner sensor comprises a sensor body 1, a tray 2 and a middle shaft sleeve 3; the middle shaft sleeve 3 is arranged in the center of the sensor body 1; the tray 2 is fixed on the outer side of the sensor body 1.

Referring to fig. 2, fig. 2 is a schematic structural diagram of the tray 2. The tray 2 comprises a tray body 21; the periphery of the tray body 21 is provided with a limiting component 22 and a fixing component 4; the position-limiting assembly 22 includes a first position-limiting member 221, a second position-limiting member 222, a third position-limiting member 223, a fourth position-limiting member 224, a fifth position-limiting member 225 and a sixth position-limiting member 226; the fixing assembly 4 comprises a first fixing piece 41 and a second fixing piece 42; the first fixing element 41 is located between the first limiting element 221 and the second limiting element 222; the second fixing member 42 is located between the third limiting member 223 and the fourth limiting member 224; the sensor body 1 is provided with a joint block which is in lap joint with a first limiting member 221, a second limiting member 222, a third limiting member 223, a fourth limiting member 224, a fifth limiting member 225 and a sixth limiting member 226.

The first limiting member 221, the second limiting member 222, the third limiting member 223, the fourth limiting member 224, the fifth limiting member 225, the sixth limiting member 226, the first fixing member 41 and the second fixing member 42 are all enclosed at the outer edge of the tray body 21.

The fixing assembly 4 comprises a first fixing piece 41 and a second fixing piece 42; the sensor body 1 is provided with a first fixed lug 13 and a second fixed lug 14; the first fixing lug 13 penetrates through the first fixing piece 41; the second fixing member 42 extends through the second fixing tab 14.

The cross section of the first fixing piece 41 is long; the second fixing member 42 has a cylindrical cross-section.

The center of the tray body 21 is provided with a central hole 23; a groove 24 is arranged on the outer side of the central hole 23; the grooves 24 are distributed annularly and radially.

Referring to fig. 3, fig. 3 is a schematic structural diagram of the first position-limiting member 221. A square opening 2211 is arranged in the center of the first limiting piece 221; the inner side surface of the first limiting member 221 is provided with an abdicating inclined surface 2212; the joint of the first limiting member 221 and the tray body 21 is provided with an arc transition surface 2213. The first limiting member 221, the second limiting member 222, the third limiting member 223 and the fourth limiting member 224 have the same structure, and are not described herein again.

Referring to fig. 4, fig. 4 is a schematic structural diagram of the sensor body 1. The sensor body 1 is provided with a shaft sleeve fixing hole 11; a buckle 12 is arranged in the shaft sleeve fixing hole 11; the buckle 12 comprises a first clamping plate 121 and a second clamping plate 122; the first card board 121 and the second card board 122 are distributed in parallel.

Referring to fig. 5, fig. 5 is a schematic structural view of the intermediate shaft sleeve 3. A clamping groove 31 is formed in the periphery of the middle shaft sleeve 3; the clamping groove 31 is matched with the buckle 12; a steering shaft hole 32 is arranged in the center of the middle shaft sleeve 3; the inner wall of the steering shaft hole 32 is provided with a fixing protrusion 33.

The embodiment needs to be explained as follows:

the middle shaft sleeve is arranged 3 at the center of the sensor body 1; the tray 2 is fixed on the outer side of the sensor body 1. The effect of this design is: the auxiliary installation is carried out by introducing the tray 2, so that an installation space is provided for the steering wheel sensor, the installation by means of a clock spring is not needed, the mold cost is saved, and the production cost is reduced. Secondly, through the design of middle axle sleeve 3, have the cushioning effect, slowed down the rocking that steering wheel sensor arouses because of the steering spindle rotates for steering wheel sensor's stability is good.

The periphery of the tray body 21 is provided with a limiting component 22 and a fixing component 4; the position limiting assembly 22 includes a first position limiting member 221, a second position limiting member 222, a third position limiting member 223, a fourth position limiting member 224, a fifth position limiting member 225 and a sixth position limiting member 226. The effect of this design is: through spacing subassembly 22, set up four limit points to steering wheel sensor's all around, realized all around like this spacing steering wheel sensor, prevent steering wheel sensor radial slippage. Secondly, the fixing component 4 fixes the axial direction of the steering wheel sensor, and effectively prevents the steering wheel sensor from being fixed in the axial direction and the radial direction.

The sensor body 1 is provided with a joint block which is in lap joint with a first limiting member 221, a second limiting member 222, a third limiting member 223, a fourth limiting member 224, a fifth limiting member 225 and a sixth limiting member 226. The design of the lap joint block provides a positioning function for the steering wheel sensor, and alignment and installation are convenient.

The first limiting member 221, the second limiting member 222, the third limiting member 223, the fourth limiting member 224, the fifth limiting member 225, the sixth limiting member 226, the first fixing member 41 and the second fixing member 42 are all enclosed at the outer edge of the tray body 21. The effect of this design is: the limit and the fixation of the periphery of the steering wheel sensor are realized, and the installation is convenient.

The fixing assembly 4 comprises a first fixing piece 41 and a second fixing piece 42; the sensor body 1 is provided with a first fixed lug 13 and a second fixed lug 14; the first fixing lug 13 penetrates through the first fixing piece 41; the second fixing member 42 extends through the second fixing tab 14. The effect of this design is: make to realize through connection between tray 2 and the steering wheel sensor to guarantee can not drop between tray 2 and the steering wheel sensor.

The cross section of the first fixing piece 41 is long; the second fixing member 42 has a cylindrical cross-section. The long-shape design has large contact area and definite fixing effect; the cylindrical design facilitates positioning and installation.

The center of the tray body 21 is provided with a central hole 23; a groove 24 is arranged on the outer side of the central hole 23; the grooves 24 are distributed annularly and radially. The effect of this design is: the recess 24 is designed to provide good support with the bottom of the tray body 21. Meanwhile, the supports in different directions can be established through annular distribution and radial distribution, and the stability is good.

A square opening 2211 is arranged in the center of the first limiting piece 221; the inner side surface of the first limiting member 221 is provided with an abdicating inclined surface 2212; the joint of the first limiting member 221 and the tray body 21 is provided with an arc transition surface 2213. The square opening 2211 has a weight reduction effect, and the inclined plane 2212 has a abdicating characteristic, so that the interference caused by installation is avoided; the arc transition surface 2213 is designed, so that stress concentration at the joint can be effectively prevented.

The sensor body 1 is provided with a shaft sleeve fixing hole 11; a buckle 12 is arranged in the shaft sleeve fixing hole 11; the buckle 12 comprises a first clamping plate 121 and a second clamping plate 122; the first card board 121 and the second card board 122 are distributed in parallel. The shaft sleeve fixing hole 11 is used for mounting the middle shaft sleeve 3, and the middle shaft sleeve are matched in a structure of a buckle 12 and a clamping groove 31, so that the steering wheel sensor can be effectively prevented from rotating relative to the middle shaft sleeve 3 in the radial direction; secondly, the buckle 12 adopts two clamping plates in parallel distribution, is convenient to be attached to the inner wall of the clamping groove 31 during installation, and is convenient to assemble.

A steering shaft hole 32 is arranged in the center of the middle shaft sleeve 3; the steering shaft hole 32; the inner wall of the steering shaft hole 32 is provided with a fixing protrusion 33. The effect of this design is: the steering shaft hole is used for assembling the steering shaft, the fixing protrusion 33 is arranged in the steering shaft hole, and the steering shaft can be meshed and fixed through the fixing protrusion 33, so that the steering wheel rotating sensor and the steering shaft can rotate synchronously.

According to the steering wheel corner sensor convenient to install, due to the design of the tray 2, the steering wheel corner sensor does not need to be installed by means of a clock spring, the fixing stability is good, the relevant numbers can be recorded accurately, and therefore the relevant working condition information of a vehicle can be obtained.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and additions can be made without departing from the method of the present invention, and these modifications and additions should also be regarded as the protection scope of the present invention.