Automobile wheel speed sensor

Abstract

The utility model discloses an automobile wheel speed sensor, which relates to the field of wheel speed sensors and comprises a sensor end head, the sensor end head is connected with a sensor wire end, the sensor end head and the sensor wire end form a sensor assembly, an outer ring of the sensor wire end is sleeved with a storage box, a first notch is reserved in the storage box, and a second notch is reserved in the first notch. The wire end of the sensor penetrates through the first notch, and the interior of the storage box is rotationally connected with a rotating rod through a rotating assembly. According to the wire harness winding device, the driving plate is shifted to drive the threaded rod to rotate so as to drive the rotating rod to rotate, a wire harness penetrating through the interior of the rotating rod is wound on the outer ring of the rotating rod when the rotating rod rotates, and threaded connection has fastening performance, so that the rotating rod is not prone to displacement; and meanwhile, the threaded rod in threaded connection with the storage box can move and change in position during rotation, a groove channel provides a space for the threaded rod to move so as to promote the threaded rod to rotate smoothly, and it is guaranteed that the subsequent storage effect of the wire harness is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of wheel speed sensor, concretely relates to a car wheel speed sensor. BACKGROUND

[0002] Wheel speed sensor is an indispensable part of modern car, is the device for detecting the rotating speed of wheel, it can provide real-time, accurate wheel speed data for vehicle control system, its main role is to measure the rotating speed of car wheel, through wheel speed sensor, the car computer can grasp the wheel speed state of car at any time.

[0003] The existing car wheel speed sensor still has some problems when in use: the existing car wheel speed sensor when in use, the long wire harness may cause the installation of other parts to be hindered, which may also cause the subsequent wear of the surplus wire harness to affect the service life of the whole sensor.

[0004] Therefore, it is necessary to invent a car wheel speed sensor to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a car wheel speed sensor to solve the problem that the existing car wheel speed sensor in the prior art has the problem that the long wire harness may cause the installation of other parts to be hindered, which may also cause the subsequent wear of the surplus wire harness to affect the service life of the whole sensor.

[0006] In order to realize the above object, the utility model provides the following technical scheme: a car wheel speed sensor, including sensor end, the sensor end is connected with sensor wire end, and the sensor end and sensor wire end constitute sensor assembly, and the outer ring of sensor wire end is sleeved with storage box, and the inside of storage box is reserved with slot one, and sensor wire end passes through slot one, the inside of storage box is rotatably connected with rotating rod through rotating assembly, and sensor wire end passes through the slot two reserved in the inside of rotating rod, and rotating rod realizes rotation through jockey assembly.

[0007] Preferably, the rotating assembly includes a rotating disc fixedly connected to the lower end of the rotating rod, and the outer wall of the rotating disc and the outer wall of the lower end of the rotating rod are in close contact with the inner wall of the rotating groove and are rotatably connected, which facilitates the stability and smoothness of the rotation of the rotating rod in the storage box.

[0008] Preferably, the slot one is provided with two places, and the two slots are symmetrically distributed with reference to the rotating rod as the axis of symmetry, and the two slots and the slot two are located on the same straight line, which facilitates the movable connection of the sensor wire end and the storage box.

[0009] Preferably, the dialing assembly comprises a threaded rod threadedly connected with the storage box, the upper end of the threaded rod is fixedly connected with a dial plate, the lower end of the threaded rod is fixedly connected with limiting blocks on both sides, and the lower end of the threaded rod is matchedly connected with a reserved groove in the rotating rod, facilitating the rotation of the rotating rod.

[0010] Preferably, the groove is composed of a columnar groove and two vertical grooves in communication with the columnar groove, the inner diameter of the columnar groove is larger than the outer diameter of the threaded rod, and the inner wall of the vertical groove is in close contact with the outer wall of the limiting block and is in up-down sliding connection.

[0011] Preferably, a shielding assembly is rotatably connected between the dial plate and the storage box, so as to avoid the influence of large-particle impurities on the smoothness of the threaded connection between the threaded rod and the storage box.

[0012] Preferably, the shielding assembly comprises a ring block one fixedly connected with the bottom wall of the dial plate, and the ring block one is in rotatable connection with a ring groove reserved in a ring block two fixedly connected with the top wall of the storage box, so that the arrangement of the shielding assembly does not affect the rotation of the dial plate.

[0013] In the above technical solution, the technical effects and advantages of the present application are provided:

[0014] 1. The present application drives the threaded rod to rotate by dialing the dial plate, thereby driving the rotation of the rotating rod, the wire harness passing through the rotating rod is wound on the outer ring of the rotating rod when the rotating rod rotates, the threaded connection has fastening property, so that the rotating rod is not easily displaced, and the threaded rod threadedly connected with the storage box will move in position when rotating, wherein the groove provides a space for the movement of the threaded rod, facilitating the smooth rotation of the threaded rod and ensuring better subsequent storage effect of the wire harness.

[0015] 2. Meanwhile, in order to avoid the influence of large-particle impurities on the smoothness of the threaded connection between the threaded rod and the storage box, the ring groove reserved in the ring block two fixedly connected with the top wall of the storage box is in rotatable connection with the ring block one fixedly connected with the dial plate, so that the arrangement of the shielding assembly does not affect the rotation of the dial plate. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0017] Figure 1 It is a perspective view of the overall structure of the present application;

[0018] Figure 2 It is a perspective view of the internal structure of the storage box (partially cut state) of the present application;

[0019] Figure 3 It is the internal structure explosion map of the dial (partially cut state) of the utility model;

[0020] Figure 4 It is the internal rotating assembly and the dialing assembly connecting structure explosion map of the storage box (partially cut state) of the utility model.

[0021] Mark explanation:

[0022] 1, sensor end; 2, sensor line end; 3, storage box; 4, rotating rod; 5, rotating assembly; 501, rotating disc; 502, rotating groove; 6, slot one; 7, slot two; 8, dialing assembly; 801, threaded rod; 802, limit block; 803, channel; 804, dial; 9, shielding assembly; 901, ring block one; 902, ring block two; 903, ring groove. Specific implementation

[0023] In order to make the technical personnel in the field better understand the technical scheme of the utility model, the utility model will be further introduced in detail below in conjunction with the drawings.

[0024] The utility model provides a kind of automobile wheel speed sensor as shown in Figures 1-4 Sensor end 1 is connected with sensor line end 2, sensor end 1 and sensor line end 2 form sensor assembly, and the outer circle of sensor line end 2 is sleeved with storage box 3, and the inside of storage box 3 is reserved with slot one 6, sensor line end 2 passes through slot one 6, the inside of storage box 3 is rotatably connected with rotating rod 4 by rotating assembly 5, and sensor line end 2 passes through the slot two 7 reserved in the inside of rotating rod 4, and rotating rod 4 is rotated by dialing assembly 8.

[0025] Rotating assembly 5 includes rotating disc 501 fixedly connected with the lower end of rotating rod 4, and the outer wall of rotating disc 501 and the outer wall of the lower end of rotating rod 4 are matched with the inner wall of rotating groove 502 and are rotatably connected, to facilitate the stability and smoothness of rotating rod 4 rotating in the inside of storage box 3.

[0026] Slot one 6 is provided with two places in quantity, two slot one 6s are symmetrically distributed with reference to rotating rod 4 as symmetry axis, and two slot one 6s and slot two 7 are located on the same straight line, to facilitate the movable connection of sensor line end 2 and storage box 3, so that when sensor line end 2 passes through slot one 6 and slot two 7, twisting rotating rod 4 rotates to realize winding and storage of sensor line end 2.

[0027] In order to facilitate the rotation of the rotating rod 4, the provided dialing assembly 8 comprises a threaded rod 801 which is threadedly connected with the storage box 3, and the upper end of the threaded rod 801 is fixedly connected with a dial plate 804, the lower end of the threaded rod 801 is fixedly connected with a limiting block 802 on both sides of the wall, and the lower end of the threaded rod 801 is matchedly connected with a reserved channel 803 in the rotating rod 4, which facilitates the rotation of the rotating rod 4, the channel 803 is composed of a cylindrical groove and two vertical grooves which are communicated with the cylindrical groove, the inner diameter of the cylindrical groove is larger than the outer diameter of the threaded rod 801, and the inner wall of the vertical groove is in close contact with the outer wall of the limiting block 802 and is slidably connected with the limiting block 802, and the threaded rod 801 which is threadedly connected with the storage box 3 will move when rotating, wherein the channel 803 provides a space for the movement of the threaded rod 801 to facilitate the smooth rotation of the threaded rod 801.

[0028] In order to avoid the influence of large particle impurities on the smoothness of the threaded connection between the threaded rod 801 and the storage box 3, a shielding assembly 9 is rotatably connected between the dial plate 804 and the storage box 3, the shielding assembly 9 comprises a ring block one 901 which is fixedly connected with the bottom wall of the dial plate 804, and the ring block one 901 is rotatably connected with a ring groove 903 which is reserved in the ring block two 902 which is fixedly connected with the top wall of the storage box 3, so that the shielding assembly 9 does not affect the rotation of the dial plate 804.

[0029] Working principle: when using an automobile wheel speed sensor, first rotate the dial plate 804 to make the threaded rod 801 fixedly connected with the dial plate 804 rotate synchronously to drive the rotation of the rotating rod 4, and the sensor wire end 2 which is provided in the reserved slot two 7 in the rotating rod 4 is wound on the outer ring of the rotating rod 4 during the rotation of the rotating rod 4, so that the excess wire end is stored, avoiding the influence of the wire end on the installation and use of other parts, and making the whole sensor look more simple and neat;

[0030] The threaded rod 801 which is threadedly connected with the storage box 3 will move when rotating, wherein the channel 803 provides a space for the movement of the threaded rod 801 to facilitate the smooth rotation of the threaded rod 801, and the limiting block 802 is slidably connected with the vertical groove to ensure that the threaded rod 801 can still drive the rotating rod 4 to rotate during the rotation and movement of the threaded rod 801;

[0031] At the same time, the threaded connection has fastening property, so that the threaded rod 801 which is threadedly connected with the storage box 3 will not rotate under the condition of no external force rotation in the static state, so that the winding of the rotating rod 4 on the sensor wire end 2 wire harness will not be loose.

[0032] The above has only described certain exemplary embodiments of the present application by way of illustration, and it is needless to say that the described embodiments can be modified in various ways without departing from the spirit and scope of the present application for those skilled in the art. Therefore, the above drawings and descriptions are illustrative in nature, and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. An automotive wheel speed sensor comprising a sensor tip (1), characterized in that The sensor end (1) is connected with the sensor line end (2), the sensor end (1) and the sensor line end (2) constitute a sensor assembly, and the outer circle of the sensor line end (2) is sleeved with a storage box (3), and the inside of the storage box (3) is reserved with a notch one (6), the sensor line end (2) passes through the notch one (6), the inside of the storage box (3) is rotatably connected with a rotating rod (4) through a rotating assembly (5), and the sensor line end (2) passes through the notch two (7) reserved in the rotating rod (4), and the rotating rod (4) is rotated through a poking assembly (8).

2. The automotive wheel speed sensor according to claim 1, wherein The rotating assembly (5) includes a rotating disc (501) fixedly connected with the lower end of the rotating rod (4), and the outer wall of the rotating disc (501) and the outer wall of the lower end of the rotating rod (4) are matched with the inner wall of the rotating groove (502) and are rotatably connected.

3. The automotive wheel speed sensor of claim 2, wherein, The notch one (6) is provided with two places, and the two notches one (6) are symmetrically distributed with reference to the rotating rod (4) as the axis of symmetry, and the two notches one (6) and the notch two (7) are located on the same straight line.

4. The automotive wheel speed sensor of claim 3, wherein, The poking assembly (8) includes a threaded rod (801) threadedly connected with the storage box (3), and the upper end of the threaded rod (801) is fixedly connected with a dial (804), the lower end of the threaded rod (801) is fixedly connected with a limiting block (802), and the lower end of the threaded rod (801) is matched with the groove (803) reserved in the rotating rod (4).

5. The automotive wheel speed sensor of claim 4, wherein, The groove (803) is composed of a columnar groove and two vertical grooves communicated with the columnar groove, and the inner diameter of the columnar groove is larger than the outer diameter of the threaded rod (801), and the inner wall of the vertical groove is matched with the outer wall of the limiting block (802) and is slidably connected.

6. The automotive wheel speed sensor of claim 4, wherein, The dial (804) and the storage box (3) are rotatably connected with a shielding assembly (9).

7. A vehicle wheel speed sensor according to claim 6, wherein The shielding assembly (9) includes a ring block one (901) fixedly connected with the bottom wall of the dial (804), and the ring block one (901) is rotatably connected with the ring groove (903) reserved in the ring block two (902) fixedly connected with the top wall of the storage box (3).

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