CN214845344U

CN214845344U - Magnetoelectric ABS wheel speed sensor with additional temperature measurement function

Info

Publication number: CN214845344U
Application number: CN202121156927.6U
Authority: CN
Inventors: 李春梅; 金连虎; 张明红
Original assignee: Jinan Ruiyun Kexin Electrical Equipment Co ltd
Current assignee: Jinan Ruiyun Kexin Electrical Equipment Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-23
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a fast sensor of magnetoelectric ABS wheel of additional temperature measurement function, including speed sensor, infrared radiation thermometer and permanent magnet, the casing is installed to speed sensor's bottom, infrared radiation thermometer is installed in the outside of casing, the internally mounted of casing has the permanent magnet, magnetic amplifier is installed in the outside of permanent magnet, the iron core is installed to the bottom of permanent magnet, induction coil is installed in the outside of iron core, the polar axis is installed to the bottom of iron core. The utility model discloses an install infrared thermometer in the outside of casing, can carry out real-time temperature detection to high-speed pivoted wheel through infrared thermometer, increased the temperature measurement function of device, the stability of the high-speed rotatory production of the understanding axletree that the navigating mate of being convenient for is clear, but the rotational speed of convenient to use person adjustable wheel when the definite value that the wheel temperature arrived effectively reduces the wheel and produces high temperature wear under high-speed rotation to the life of wheel has been prolonged.

Description

Magnetoelectric ABS wheel speed sensor with additional temperature measurement function

Technical Field

The utility model relates to a fast sensor technical field of wheel specifically is the fast sensor of magnetoelectric ABS wheel of additional temperature measurement function.

Background

The wheel speed sensor is a sensor used for measuring the rotating speed of the wheels of the automobile, and for modern automobiles, wheel speed information is essential, and automobile dynamic control systems (VDC), automobile Electronic Stability Program (ESP), anti-lock brake systems (ABS), control systems of automatic transmissions and the like all require wheel speed information, so the wheel speed sensor is one of the most critical sensors in modern automobiles, and a magnetoelectric ABS wheel speed sensor is usually adopted in anti-lock brake systems (ABS).

The existing magnetoelectric ABS wheel speed sensor has the defects that:

1. the conventional magnetoelectric ABS wheel speed sensor has a single function, cannot measure the temperature of a wheel during high-speed rotation, is inconvenient for workers to acquire the real-time temperature of the wheel in time, so that the rotation speed of a user for adjusting according to the temperature of the wheel is not convenient, the high-temperature wear rate of the wheel during high-speed rotation is reduced, and the service life of the wheel is shortened;

2. the conventional magnetoelectric ABS wheel speed sensor is weak in induced magnetic field signals, so that the magnet is attached to mud dirt, the magnetic size of the magnet on a signal generating source can be influenced under the condition of the magnet and the adverse environment, the stability of the induced magnetic field cannot be ensured, the speed of the wheel speed sensor is inaccurate, and the magnetoelectric ABS wheel speed sensor with the additional temperature measuring function is provided for solving the existing problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an additional temperature measurement function's fast sensor of magnetoelectric ABS wheel to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the magnetoelectric ABS wheel speed sensor with additional temperature measuring function comprises a rotating speed sensor, an infrared temperature measuring instrument and a permanent magnet, one side of the rotating speed sensor is provided with a coiled pipe through a wiring end, one end of the coiled pipe is provided with a protective wire pipe, one end of the protective wire tube is provided with a plug connector, the interior of the plug connector is provided with a plug interface, the bottom of the rotation speed sensor is provided with a shell, the outer side of the shell is provided with an infrared thermometer, a mounting seat is arranged in the infrared thermometer, a camera is arranged at the bottom of the mounting seat, a permanent magnet is arranged in the shell, the outer side of the permanent magnet is provided with a magnetic amplifier, the bottom end of the permanent magnet is provided with an iron core, the outer side of the iron core is provided with an induction coil, the bottom of iron core is installed the polar axis, the wheel is installed to the below of casing, install the ring gear in the wheel.

Preferably, the connecting ear pieces are installed on two sides of the plug connector, and the connecting knob is installed inside the connecting ear pieces through a threaded structure.

Preferably, the installation clamping piece is installed on the outer side of the coiled pipe, and clamping plates are installed on two sides of the installation clamping piece.

Preferably, mounting lugs are mounted on two sides of the shell, and mounting holes are formed in the mounting lugs.

Preferably, a waterproof cable is mounted at the top of the mounting seat, and one end of the waterproof cable extends to the inside of the shell.

Preferably, an ABS anti-lock brake is installed inside the ring gear, and a hub is installed inside the ABS anti-lock brake.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an install infrared thermometer in the outside of casing, can carry out real-time temperature detection to high-speed pivoted wheel through infrared thermometer, increased the temperature measurement function of device, the stability of the high-speed rotatory production of the understanding axletree that the navigating mate of being convenient for is clear, but the rotational speed of convenient to use person adjustable wheel when the definite value that the wheel temperature arrived effectively reduces the wheel and produces high temperature wear under high-speed rotation to the life of wheel has been prolonged.

2. The utility model discloses an install magnetic amplifier in the outside of permanent magnet, can enlarge the induction magnetic field that iron core and induction coil produced through magnetic amplifier, make it can also can good response electric potential change under the condition that the magnet adheres to the dirt to effectively subduct the magnet and adhere to the dirt and the magnet is to the magnetism size in signal emergence source under adverse circumstances, improved the stability in device induction magnetic field, thereby guaranteed that the device tests the speed accurately.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial structure of the connector of the present invention;

FIG. 3 is a schematic view of the sectional structure of the housing of the present invention;

fig. 4 is a schematic view of a partial structure of the wheel according to the present invention.

In the figure: 1. a plug-in unit; 101. an interface; 102. connecting the ear pieces; 103. a connecting knob; 2. protecting the line pipe; 201. a serpentine tube; 202. installing a clamping piece; 3. a rotational speed sensor; 301. a terminal; 4. a housing; 401. mounting an ear piece; 5. an infrared thermometer; 501. a mounting seat; 502. a camera; 503. a waterproof cable; 6. a wheel; 601. a ring gear; 602. an ABS anti-lock brake; 603. a reel; 7. a permanent magnet; 701. a magnetic amplifier; 702. an iron core; 703. an induction coil; 704. a polar axis.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a magnetoelectric ABS wheel speed sensor with additional temperature measurement function comprises a rotation speed sensor 3, an infrared thermometer 5 and a permanent magnet 7, wherein a coiled pipe 201 is installed on one side of the rotation speed sensor 3 through a wiring terminal 301, the rotation speed sensor 3 can receive electromagnetic signals and convert the received electromagnetic signals to be transmitted to a plug connector 1 through a wire, the bending angle of the wire can be conveniently limited while the wire can be protected by the coiled pipe 201, the position of the wire can be conveniently fixed, a protective wire pipe 2 is installed at one end of the coiled pipe 201, the wire can be protected by the protective wire pipe 2 to prevent from being damaged by erosion, the safety of the wire is ensured, the plug connector 1 is installed at one end of the protective wire pipe 2, the external receiver of the rotation speed sensor 3 can be conveniently connected through the plug connector 1, the transmission of electric signals can be conveniently carried out, a plug connector 101 is arranged inside the plug connector 1, and the plug connector 1 can be externally received through the plug connector 101, the automobile wheel temperature measurement device is convenient for signal transmission, the shell 4 is installed at the bottom of the rotating speed sensor 3, the shell 4 can protect internal devices and prevent the internal devices from being damaged by external force, the infrared thermometer 5 is installed on the outer side of the shell 4, real-time temperature detection can be carried out on wheels rotating at high speed through the infrared thermometer 5, the temperature measurement function of the device is increased, drivers can know the stability generated by high-speed rotation of a wheel shaft clearly, a user can adjust the rotating speed of the wheels when the temperature of the wheels reaches a certain value, high-temperature abrasion generated by the wheels rotating at high speed is effectively reduced, the service life of the wheels is prolonged, the installation seat 501 is installed in the infrared thermometer 5, the installation seat 501 can provide an installation position for the camera 502, the camera 502 is installed at the bottom of the installation seat 501, the camera 502 can carry out infrared thermal imaging temperature measurement on the wheels rotating at high speed, and the temperature measurement accuracy of the device is improved, the permanent magnet 7 is arranged in the shell 4, the magnetic amplifier 701 is arranged outside the permanent magnet 7, an induced magnetic field generated by the iron core 702 and the induction coil 703 can be amplified through the magnetic amplifier 701, so that the induced magnetic field can be well induced to change under the condition that the magnet is attached with dirt, the dirt attached to the magnet and the magnetic magnitude of a signal generation source by the magnet under a severe environment can be effectively reduced, the stability of the induced magnetic field of the device is improved, the speed of the device is ensured to be accurately measured, the iron core 702 is arranged at the bottom end of the permanent magnet 7, the induction coil 703 is arranged outside the iron core 702, the pole shaft 704 is arranged at the bottom of the iron core 702, the wheel 6 is arranged below the shell 4, the gear ring 601 is arranged in the wheel 6, the gear ring 601 can synchronously rotate along with the rotation of the wheel, teeth and gaps on the gear ring 601 sequentially and rapidly pass through the magnetic field of the pole shaft 704, and the magnetic resistance of a magnetic circuit is changed as a result, thereby causing the induced potential in the induction coil 703 to change, generating a potential pulse with a certain amplitude and frequency, the frequency of the pulse being transmitted to the rotation speed sensor 3 through the permanent magnet 7, and the rotation speed sensor 3 being capable of transmitting the received electrical signal to the plug-in unit 1 through a lead.

Further, connecting ear piece 102 is installed to the both sides of plug connector 1, and connecting knob 103 is installed through the helicitic texture in connecting ear piece 102's inside, and the steadiness that connecting knob 103 multiplicable plug connector 1 of the inside observation of connecting ear piece 102 is connected avoids plug connector 1 to receive the effect of external force and takes place not hard up, influences signal reception's stability.

Further, installation fastener 202 is installed in the outside of coiled pipe 201, and the cardboard is installed to the both sides of installation fastener 202, can be convenient for install fixed to coiled pipe 201 through the cooperation of installation fastener 202 with the cardboard, prevents that coiled pipe 201 from taking place the winding, also avoids coiled pipe 201 and ground contact friction simultaneously, has guaranteed the security of coiled pipe 201, has prolonged the life of coiled pipe 201.

Further, the mounting lugs 401 are mounted on two sides of the shell 4, mounting holes are formed in the mounting lugs 401, the positions of the shell 4 can be fixedly mounted conveniently through the matching of the mounting holes in the mounting lugs 401 and bolts, and the mounting stability of the device is guaranteed.

Further, waterproof cable 503 is installed at the top of mount pad 501, and the one end of waterproof cable 503 extends to the inside of casing 4, can be convenient for carry the picture of taking camera 502 to the receiver through waterproof cable 503, has guaranteed signal of telecommunication's stability.

Further, an ABS anti-lock device 602 is installed inside the ring gear 601, the ABS anti-lock device 602 installed on the wheel sends a signal that the wheel will be locked, the controller instructs the regulator to reduce the oil pressure of the wheel brake cylinder, reduce the braking torque, and recover the original oil pressure after a certain time, and a hub 603 is installed inside the ABS anti-lock device 602, so that the ring gear 601 and the ABS anti-lock device 602 can be conveniently installed on the wheel or the wheel shaft.

The working principle is as follows: when the wheel rotates, the gear ring 601 synchronous with the wheel rotates along with the wheel, teeth and gaps on the gear ring 601 sequentially and rapidly pass through the magnetic field of the polar shaft 704, and as a result, the magnetic resistance of a magnetic circuit is changed, so that induced potential changes in the induction coil 703 are caused, potential pulses with certain amplitude and frequency are generated, the frequency of the pulses is transmitted to the rotating speed sensor 3 through the permanent magnet 7, and the rotating speed sensor 3 reflects the rotating speed of the wheel through the number of the pulses generated every second.

The details of the present invention are well known to those skilled in the art.

Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. Magnetoelectric ABS wheel speed sensor of additional temperature measurement function, including speed sensor (3), infrared thermometer (5) and permanent magnet (7), its characterized in that: the utility model discloses a sensor for the automobile seat, including rotational speed sensor (3), protection spool (2) is installed through wiring end (301) to one side of rotational speed sensor (3), plug connector (1) is installed to the one end of protection spool (2), the inside of plug connector (1) is provided with interface (101), casing (4) is installed to the bottom of rotational speed sensor (3), infrared thermometer (5) are installed to the outside of casing (4), install mount pad (501) in infrared thermometer (5), camera (502) are installed to the bottom of mount pad (501), the internally mounted of casing (4) has permanent magnet (7), magnetic amplifier (701) is installed in the outside of permanent magnet (7), iron core (702) is installed to the bottom of permanent magnet (7), induction coil (703) are installed to the outside of iron core (702), the pole shaft (704) is installed to the bottom of iron core (702), wheel (6) are installed to the below of casing (4), install ring gear (601) in wheel (6).

2. The magnetoelectric ABS wheel speed sensor with additional temperature measurement function according to claim 1, wherein: connecting ear pieces (102) are installed on two sides of the plug connector (1), and connecting knobs (103) are installed inside the connecting ear pieces (102) through threaded structures.

3. The magnetoelectric ABS wheel speed sensor with additional temperature measurement function according to claim 1, wherein: an installation clamping piece (202) is installed on the outer side of the coiled pipe (201), and clamping plates are installed on two sides of the installation clamping piece (202).

4. The magnetoelectric ABS wheel speed sensor with additional temperature measurement function according to claim 1, wherein: installation ear pieces (401) are installed on two sides of the shell (4), and installation holes are formed in the installation ear pieces (401).

5. The magnetoelectric ABS wheel speed sensor with additional temperature measurement function according to claim 1, wherein: waterproof cables (503) are installed at the top of the installation seat (501), and one ends of the waterproof cables (503) extend to the inside of the shell (4).

6. The magnetoelectric ABS wheel speed sensor with additional temperature measurement function according to claim 1, wherein: the ABS anti-lock brake (602) is installed inside the gear ring (601), and the shaft disc (603) is installed inside the ABS anti-lock brake (602).