CN211528452U

CN211528452U - Rotating speed sensor for wheel

Info

Publication number: CN211528452U
Application number: CN202020269343.9U
Authority: CN
Inventors: 杜荣茂
Original assignee: Jiangsu Joint Intelligent Technology Co ltd
Current assignee: Jiangsu Joint Intelligent Technology Co ltd
Priority date: 2020-03-07
Filing date: 2020-03-07
Publication date: 2020-09-18
Anticipated expiration: 2030-03-07

Abstract

The utility model relates to the technical field of rotating speed sensors, and discloses a rotating speed sensor for a wheel, which comprises a fixed sleeve, a sensor and a connecting sleeve, the sensor, the fixed sleeve and the connecting sleeve are sequentially arranged from top to bottom, the push rod is arranged in the fixed sleeve, first grooves are formed in two sides of the push rod, a first slide rod is fixedly connected in the grooves in two sides, and a first spring is sleeved on the lower end rod wall of the first slide rod in a sliding manner, the upper end of the ejector rod is fixedly connected with a fixed block, both ends of the fixed block are fixedly connected with pressure rods, one ends of the outer sides of the two pressure rods are slidably connected with corresponding first slide rods, a sliding groove is arranged on the left side of the upper end of the fixed sleeve, a first sliding block is arranged inside the sliding groove in a sliding manner, the left side of the lower end of the sensor is fixedly connected with a rotating block, and the rotating block is rotatably connected with the first sliding block through a shaft pin. The utility model discloses be convenient for the installation is dismantled, and can conveniently aerify the tire.

Description

Rotating speed sensor for wheel

Technical Field

The utility model relates to a speed sensor technical field especially relates to a speed sensor for wheel.

Background

A wheel speed sensor is a sensor for measuring the rotational speed of a wheel. Commonly used wheel speed sensors are mainly: the magneto-electric wheel speed sensor and the Hall wheel speed sensor are quite important problems in bicycle racing and training, so that the rotating speed of the bicycle wheel ridden by the user can be known in time, and the current racing bicycle is generally provided with the wheel speed sensor to monitor the rotating speed in real time.

The traditional wheel speed sensor is generally arranged on a bearing of a wheel, the mounting and the dismounting are very inconvenient, while a detection device arranged on a valve core blocks an opening of the valve core, and the sensor is required to be dismounted every time when a tire is inflated, which is also very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the installation of the wheel speed sensor is inconvenient and inconvenient for inflating the tire in the prior art, and providing a rotational speed sensor for a wheel.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a rotation speed sensor for a wheel comprises a fixed sleeve, a sensor and a connecting sleeve, wherein the sensor, the fixed sleeve and the connecting sleeve are sequentially arranged from top to bottom, an inner thread is arranged on the inner side wall of the connecting sleeve, a push rod and first grooves are arranged in the fixed sleeve, two sides of the push rod are respectively provided with a first groove, two sides of the grooves are respectively fixedly connected with a first slide rod, a first spring is sleeved on the lower end rod wall of the first slide rod in a sliding manner, a fixed block is fixedly connected to the upper end of the push rod, two press rods are respectively fixedly connected to the two ends of the fixed block, one end of the outer sides of the two press rods is respectively connected with the corresponding first slide rod in a sliding manner, a sliding groove is arranged in the left side of the upper end of the fixed sleeve, a first sliding block is arranged in the sliding, the upper end fixedly connected with two arc pieces of fixed cover, two the draw-in groove has all been seted up to one side that the arc piece is close to, the second recess has been seted up at the middle part of sensor, the inside of second recess is provided with fixedly fixed cover and sensor chucking mechanism.

Preferably, the clamping mechanism comprises a second sliding block and a third spring, a second sliding rod is arranged inside the second groove, the second sliding blocks are arranged on the rod walls at the two ends of the second sliding rod in a sliding mode respectively, the third spring is movably sleeved on the rod walls of the second sliding rod and located between the second sliding blocks, clamping blocks are fixedly connected to the outer sides of the lower ends of the second sliding blocks, and the clamping blocks are matched with the corresponding clamping grooves.

Preferably, the upper ends of the two second sliding blocks are fixedly connected with push rods.

Preferably, the fixed sleeve, the sensor and the connecting sleeve are coated with antirust paint.

Preferably, the first spring, the second spring and the third spring are all compression springs.

Preferably, the top end of the inside of the connecting sleeve is provided with a sealing gasket.

Compared with the prior art, the utility model provides a rotational speed sensor for wheel possesses following beneficial effect:

1. this a rotational speed sensor for wheel passes through fixed cover through the adapter sleeve and is connected with the sensor, and the valve inside threaded connection of adapter sleeve lower extreme and wheel for rotational speed sensor installs and dismantles very conveniently.

2. This a revolution speed transducer for wheel through sensor and fixed cover upper end rotation sliding connection for when needs aerify the tire, with the inflater gas outlet cover in the upper end of fixed cover can, don't will pull down whole equipment, conveniently aerify the tire.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses be convenient for install and dismantle, and can conveniently aerify the tire.

Drawings

Fig. 1 is a schematic structural diagram of a rotation speed sensor for a wheel according to the present invention;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: the device comprises a fixed sleeve 1, a sensor 2, a connecting sleeve 3, a push rod 4, a fixing plate 5, a pressure rod 6, a first sliding rod 7, a first spring 8, a first sliding block 9, a rotating block 10, a second spring 11, an arc block 12, a second sliding block 13, a second sliding rod 14, a second sliding rod 15, a clamping block 16, a third spring 17, a push rod 18 and a sealing gasket.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a rotation speed sensor for a wheel comprises a fixed sleeve 1, a sensor 2 and a connecting sleeve 3, wherein the sensor 2, the fixed sleeve 1 and the connecting sleeve 3 are sequentially arranged from top to bottom, an inner thread is arranged on the inner side wall of the connecting sleeve 3, a top rod 4 is arranged in the fixed sleeve 1, first grooves are respectively arranged on two sides of the top rod 4, a first slide rod 7 is fixedly connected in each groove on two sides, a first spring is sleeved on the lower end rod wall of the first slide rod 7 in a sliding manner, a fixed block 5 is fixedly connected to the upper end of the top rod 4, press rods 6 are respectively fixedly connected to two ends of the fixed block 5, one ends of the outer sides of the two press rods 6 are respectively connected with the corresponding first slide rod 7 in a sliding manner, a first slide block 9 is arranged on the left side of the upper end of the fixed sleeve 1 in a sliding manner, a rotation, the upper end of the fixed sleeve 1 is fixedly connected with two arc-shaped blocks 12, one side of the two arc-shaped blocks 12 close to each other is provided with a clamping groove, the middle part of the sensor 2 is provided with a second groove, the inside of the second groove is provided with the fixed sleeve 1 and a clamping mechanism of the sensor 2, the clamping mechanism comprises a second sliding block 13 and a third spring 16, the inside of the second groove is provided with a second sliding rod 14, the two second sliding blocks 13 are respectively arranged on the rod walls at the two ends of the second sliding rod 14 in a sliding manner, the third spring 16 is movably sleeved on the rod wall of the second sliding rod 14 and is positioned between the two second sliding blocks 13, the outer sides of the lower ends of the two second sliding blocks 13 are respectively and fixedly connected with a clamping block 15, the two clamping blocks 15 are respectively matched with the corresponding clamping grooves, the upper ends of the two second sliding blocks 13 are respectively and fixedly connected with a push rod 17, the first spring 8, the second spring 11 and the third spring 16 are compression springs, and the top end inside the connecting sleeve 3 is provided with a sealing gasket 18 to prevent air leakage when the tire is inflated.

In the utility model, when in use, a user connects the connecting sleeve 3 with the valve inside thread of the wheel through the internal thread, when the wheel rotates, the rotating speed of the wheel can be detected through the sensor 2, when the wheel needs to be inflated, the two push rods 17 are pressed towards the middle to enable the two second sliding blocks 13 to move relatively, even if the clamping blocks 15 at two sides leave from the slots of the corresponding arc-shaped block 12 side walls, the sensor 2 is rotated towards the left side at the moment, the upper part of the fixed sleeve 1 is in an opening shape, then the sensor 2 is pulled downwards, the first sliding block 9 presses the second spring 11 downwards, at the moment, the gas outlet of the inflator is matched with the upper end of the fixed sleeve 1, the ejector pin inside the gas outlet of the inflator extrudes the ejector rod 4 downwards, the lower end of the ejector rod 4 extrudes the valve needle, at the valve inside is in an open state, the tire can be inflated, after being inflated, under the elastic action of, sensor 2 resumes original position, rotates sensor 2 to the right side, presses two push rods 17 to the centre, send out two push rods 17 after sensor 2 has matched with fixed cover 1, and two second sliders 13 slide to both sides under the spring action of third spring 16 to two fixture blocks 15 that make and the recess chucking cooperation of both sides arc piece lateral wall, can continue normally to monitor the wheel rotational speed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a rotational speed sensor for wheel, includes fixed cover (1), sensor (2) and adapter sleeve (3), its characterized in that, sensor (2), fixed cover (1) and adapter sleeve (3) set gradually from last to down, the inside wall of adapter sleeve (3) is provided with the internal thread, the inside of fixed cover (1) is provided with ejector pin (4) and the both sides of ejector pin (4) and has all seted up first recess, both sides the inside of recess all fixedly connected with first slide bar (7) and the lower extreme pole wall of first slide bar (7) slide and cup joint first spring, the upper end fixedly connected with fixed block (5) of ejector pin (4), the both ends of fixed block (5) all fixedly connected with depression bar (6), two the outside one end of depression bar (6) all with corresponding first slide bar (7) sliding connection, the inside slip that the spout and spout were seted up in the left side of fixed cover (1) is provided with first slider (9), sensor (2) lower extreme left side fixedly connected with rotatory piece (10), rotatory piece (10) are rotated through pivot and first slider (9) and are connected, two arc pieces (12) of the upper end fixedly connected with of fixed cover (1), two the draw-in groove has all been seted up to one side that arc piece (12) are close to, the second recess has been seted up at the middle part of sensor (2), the inside of second recess is provided with fixedly fixed cover (1) and sensor (2) chucking mechanism.

2. The rotating speed sensor for the wheel according to claim 1, wherein the clamping mechanism comprises a second sliding block (13) and a third spring (16), a second sliding rod (14) is arranged inside the second groove, the two second sliding blocks (13) are respectively arranged on rod walls at two ends of the second sliding rod (14) in a sliding manner, the third spring (16) is movably sleeved on the rod wall of the second sliding rod (14) and located between the two second sliding blocks (13), clamping blocks (15) are fixedly connected to outer sides of lower ends of the two second sliding blocks (13), and the two clamping blocks (15) are matched with corresponding clamping grooves.

3. A speed sensor for vehicle wheels according to claim 2, wherein a push rod (17) is fixedly connected to the upper ends of both of the second sliders (13).

4. A speed sensor for vehicle wheels according to claim 1, characterized in that the exterior of the cover (1), sensor (2) and connecting sleeve (3) are coated with rust-proof paint.

5. A speed sensor for vehicle wheels according to claim 1, wherein the first spring (8), the second spring (11) and the third spring (16) are compression springs.

6. A rotation speed sensor for vehicle wheels according to claim 1, wherein the inner top end of the connection sleeve (3) is provided with a sealing gasket (18).