CN216209224U

CN216209224U - Wheel speed sensor with protection mechanism

Info

Publication number: CN216209224U
Application number: CN202122742062.8U
Authority: CN
Inventors: 戴秀国
Original assignee: Ruian Lunsu Sensors Co ltd
Current assignee: Ruian Lunsu Sensors Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-05
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a wheel speed sensor with a protection mechanism, which comprises a sensor, wherein a fixing device is arranged on one side above the sensor, one end of a cable is connected with the sensor, a plurality of arc-shaped plates are attached to the outer wall of the cable, the rear sides of the arc-shaped plates are respectively attached to the outer sides of the front ends of mounting plates, threaded holes are formed in the outer sides of the arc-shaped plates and four corners of the mounting plates, and bolts are connected to the inner surfaces of the threaded holes in a threaded manner. Compared with the prior art, the wheel speed sensor with the protection mechanism has the following advantages: through the cooperation between sensor and the fixing device, install the bolt into the upper and lower of two arcs in proper order to and the threaded hole that corresponds on the mounting panel, make two arcs fix the cable on the mounting panel, avoid cable and external object contact and wearing and tearing, solved current wheel speed sensor when using, because the connecting wire overlength, and there is not the department fixed, make the problem of connecting wire easy wearing and tearing.

Description

Wheel speed sensor with protection mechanism

Technical Field

The utility model relates to the technical field of wheel speed sensors, in particular to a wheel speed sensor with a protection mechanism.

Background

The wheel speed sensor is a sensor for measuring the rotation speed of the wheels of the automobile, and for modern automobiles, wheel speed information is essential, and is required by an automobile dynamic control system (VDC), an automobile Electronic Stability Program (ESP), an anti-lock brake system (ABS), a control system of an automatic transmission and the like.

However, when the conventional wheel speed sensor is used, the connecting line is too long and is fixed everywhere, so that the connecting line is easy to wear, and meanwhile, the conventional wheel speed sensor has the problem that internal elements are inconvenient to open and maintain.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a wheel speed sensor with a protection mechanism, so as to solve the problem that the connecting wire is easily worn due to the overlong connecting wire and no fixing place when the conventional wheel speed sensor proposed in the above-mentioned background art is used.

In order to achieve the purpose, the utility model provides the following technical scheme: a wheel speed sensor with a protection mechanism comprises a sensor, wherein a fixing device is arranged on one side above the sensor;

the fixing device comprises a cable, an arc-shaped plate, a mounting plate, a threaded hole and a bolt;

the one end of cable is connected with the sensor, the outer wall laminating of cable has a plurality of arcs, the rear side of arc is laminated respectively in the front end outside of mounting panel, the screw hole has all been seted up in the outside of arc and the four corners of mounting panel, the equal threaded connection of internal surface of screw hole has the bolt. The cable is prevented from being worn due to contact with external objects.

Preferably, a polar shaft is installed below the sensor, and teeth are arranged below the polar shaft. The pole shaft on the sensor detects the rotational speed of the teeth.

Preferably, the teeth are arranged on the inner wall of the outer side of the gear ring. The gear ring drives the teeth to rotate.

Preferably, the outer wall of the sensor is provided with a connecting device;

the connecting device comprises a first shell, a second shell, a first vertical plate, a second vertical plate and a screw;

the utility model discloses a sensor, including first shell, first riser, second riser, first shell and second shell, the laminating of one side of first shell has the second shell, the outer wall at the sensor is laminated respectively to the inner wall of first shell and second shell, the equal rigid coupling in the outside of first shell has first riser, the equal rigid coupling in the outside of second shell has the second riser, the inner wall of first riser and second riser respectively with the outer wall threaded connection of a plurality of screws. The first housing can be separated from the second housing, at which time the sensor can be opened for servicing.

Preferably, one side of the second shell is provided with a mounting device;

the mounting device comprises an ear plate, a transverse plate, a screw and a nut;

the one end rigid coupling of otic placode is at the outer wall of second shell, the bottom laminating of otic placode has the diaphragm, the middle inner wall of otic placode and diaphragm all with the outer wall clearance fit of screw, the top outer wall threaded connection of screw has the nut, the bottom laminating of nut is on the top of otic placode. The installation of the sensor is convenient.

Compared with the prior art, the utility model has the beneficial effects that: compared with the prior art, the wheel speed sensor with the protection mechanism has the following advantages:

through the cooperation between the sensor and the fixing device, the bolts are sequentially installed in the upper part and the lower part of the two arc-shaped plates and the corresponding threaded holes on the installation plate, so that the two arc-shaped plates fix the cable on the installation plate, the cable is prevented from being worn due to contact with an external object, and the problem that the connecting wire is easy to wear due to the fact that the connecting wire is too long and has no place to be fixed when the conventional wheel speed sensor is used is solved;

through the cooperation between sensor and the connecting device, when overhauing the sensor, take off the three screw on the first riser of both sides and the second riser in proper order, can make first shell and second shell separation, can make the sensor open the maintenance this moment, solved current wheel speed sensor, be not convenient for open the problem of maintenance internals.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the cable, arcuate plate and mounting plate of FIG. 1;

FIG. 3 is a schematic view of the first riser, the second riser, and the screw of FIG. 1;

fig. 4 is a schematic structural view of the ear plate, the cross plate and the screw in fig. 1.

In the figure: 1. sensor, 2, polar axis, 3, tooth, 4, fixing device, 401, cable, 402, arc plate, 403, mounting plate, 404, threaded hole, 405, bolt, 5, connecting device, 501, first shell, 502, second shell, 503, first riser, 504, second riser, 505, screw, 6, mounting device, 601, ear plate, 602, transverse plate, 603, screw, 604, nut, 7, ring gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a wheel speed sensor with a protection mechanism comprises a sensor 1, a fixing device 4 is installed on one side above the sensor 1, the sensor 1 is a common wheel speed sensor on the market, the fixing device 4 comprises a cable 401, an arc-shaped plate 402, a mounting plate 403, a threaded hole 404 and a bolt 405, one end of the cable 401 is connected with the sensor 1, an external power supply supplies power to the sensor 1 through the cable 401 to enable the sensor 1 to work, two arc-shaped plates 402 are attached to the outer wall of the cable 401, the rear sides of the arc-shaped plates 402 are respectively attached to the outer sides of the front ends of the mounting plate 403, the threaded holes 404 are respectively formed in the outer sides of the arc-shaped plates 402 and four corners of the mounting plate 403, the bolt 405 is connected with the inner surface of the threaded hole 404 in a threaded manner, the bolt 405 is sequentially installed above and below the two arc-shaped plates 402, and corresponding threaded holes 404 in mounting plate 403, allow two arcuate plates 402 to secure cable 401 to mounting plate 403.

A polar shaft 2 is arranged below the sensor 1, teeth 3 are arranged below the polar shaft 2, and the polar shaft 2 on the sensor 1 detects the rotating speed of the teeth 3.

Tooth 3 sets up in the outside inner wall of ring gear 7, and ring gear 7 drives tooth 3 and rotates.

Connecting device 5 is installed to sensor 1's outer wall, connecting device 5 includes first shell 501, second shell 502, first riser 503, second riser 504 and screw 505, the laminating of one side of first shell 501 has second shell 502, the outer wall at sensor 1 is laminated respectively to the inner wall of first shell 501 and second shell 502, the equal rigid coupling in outside of first shell 501 has first riser 503, the equal rigid coupling in outside of second shell 502 has second riser 504, the inner wall of first riser 503 and second riser 504 respectively with the outer wall threaded connection of a plurality of screws 505, take off three screw 505 on first riser 503 and the second riser 504 of both sides in proper order, can make first shell 501 and second shell 502 separate, can make sensor 1 open this moment.

One side of second shell 502 is provided with installation device 6, installation device 6 includes otic placode 601, horizontal plate 602, screw 603 and nut 604, the outer wall of one end rigid coupling at second shell 502 of otic placode 601, the bottom laminating of otic placode 601 has horizontal plate 602, the middle inner wall of otic placode 601 and horizontal plate 602 all with the outer wall clearance fit of screw 603, the top outer wall threaded connection of screw 603 has nut 604, the bottom laminating of nut 604 is on the top of otic placode 601, place otic placode 601 on horizontal plate 602, make screw 603 from the bottom upwards pass the mounting hole on horizontal plate 602 and the otic placode 601, mounting nut 604 makes sensor 1 install on horizontal plate 602 on screw 603.

When the wheel speed sensor with the protection mechanism is used, firstly, an ear plate 601 is manually placed on a transverse plate 602, a screw 603 penetrates through mounting holes in the transverse plate 602 and the ear plate 601 from bottom to top, a nut 604 is mounted on the screw 603, so that a sensor 1 is mounted on the transverse plate 602, a bolt 405 is manually and sequentially mounted into upper and lower portions of two arc plates 402 and corresponding threaded holes 404 in a mounting plate 403, so that the two arc plates 402 fix a cable 401 on the mounting plate 403, an external power supply supplies power to the sensor 1 through the cable 401, so that the sensor 1 works, a polar shaft 2 on the sensor 1 detects the rotating speed of teeth 3 on a gear ring 7, when the sensor 1 is overhauled, three screws 505 on a first vertical plate 503 and a second vertical plate 504 on two sides are manually and sequentially taken down, the first shell 501 and the second shell 502 can be separated, and the sensor 1 can be opened for overhauling at the moment.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A wheel speed sensor with a protection mechanism, comprising a sensor (1), characterized in that: a fixing device (4) is arranged on one side above the sensor (1);

the fixing device (4) comprises a cable (401), an arc-shaped plate (402), a mounting plate (403), a threaded hole (404) and a bolt (405);

the one end of cable (401) is connected with sensor (1), the outer wall laminating of cable (401) has a plurality of arcs (402), the rear side of arc (402) laminates in the front end outside of mounting panel (403) respectively, threaded hole (404) are all seted up in the outside of arc (402) and the four corners of mounting panel (403), the equal threaded connection in internal surface of threaded hole (404) has bolt (405).

2. The wheel speed sensor with a protection mechanism according to claim 1, wherein: a polar shaft (2) is installed below the sensor (1), and teeth (3) are arranged below the polar shaft (2).

3. The wheel speed sensor with a protection mechanism according to claim 2, characterized in that: the teeth (3) are arranged on the inner wall of the outer side of the gear ring (7).

4. The wheel speed sensor with a protection mechanism according to claim 1, wherein: the outer wall of the sensor (1) is provided with a connecting device (5);

the connecting device (5) comprises a first shell (501), a second shell (502), a first vertical plate (503), a second vertical plate (504) and a screw (505);

the utility model discloses a sensor, including first shell (501), second shell (502) have been laminated to one side laminating of first shell (501), the outer wall at sensor (1) is laminated respectively to the inner wall of first shell (501) and second shell (502), the equal rigid coupling in the outside of first shell (501) has first riser (503), the equal rigid coupling in the outside of second shell (502) has second riser (504), the inner wall of first riser (503) and second riser (504) respectively with the outer wall threaded connection of a plurality of screws (505).

5. The wheel speed sensor with a protection mechanism according to claim 4, wherein: a mounting device (6) is arranged on one side of the second shell (502);

the mounting device (6) comprises an ear plate (601), a transverse plate (602), a screw (603) and a nut (604);

the one end rigid coupling of otic placode (601) is at the outer wall of second shell (502), the bottom laminating of otic placode (601) has diaphragm (602), the middle inner wall of otic placode (601) and diaphragm (602) all with the outer wall clearance fit of screw (603), the top outer wall threaded connection of screw (603) has nut (604), the bottom laminating of nut (604) is on the top of otic placode (601).