CN115092061A - Rotating speed signal acquisition system integrated on transmission shaft and bracket assembly - Google Patents
Rotating speed signal acquisition system integrated on transmission shaft and bracket assembly Download PDFInfo
- Publication number
- CN115092061A CN115092061A CN202210784423.1A CN202210784423A CN115092061A CN 115092061 A CN115092061 A CN 115092061A CN 202210784423 A CN202210784423 A CN 202210784423A CN 115092061 A CN115092061 A CN 115092061A
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- CN
- China
- Prior art keywords
- transmission shaft
- signal
- sensor
- signal wheel
- wheel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
- G01P3/66—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/0049—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means for non integrated articles
- B60R2011/005—Connection with the vehicle part
- B60R2011/0052—Connection with the vehicle part using screws, bolts, rivets or the like
Abstract
The invention discloses a rotating speed signal acquisition system integrated on a transmission shaft and bracket assembly, which comprises a transmission shaft, a signal wheel, a transmission shaft bracket, a sensor and a signal processor, wherein the transmission shaft is connected with the signal wheel; the transmission shaft is connected with the automobile wheels and rotates synchronously with the automobile wheels; the signal wheel is assembled on the transmission shaft, and protruded tooth-shaped structures are uniformly distributed on the periphery of the signal wheel; when the signal wheel rotates along with the transmission shaft, the protruded tooth-shaped structure of the signal wheel generates a voltage signal when passing through the sensor; the transmission shaft support is provided with a sensor mounting hole, and the sensor mounting hole is arranged in the axial direction of the transmission shaft and is aligned with the signal wheel in the middle; the sensor is arranged in the sensor mounting hole and is fixed by a sensor mounting screw; the sensor is used for collecting voltage signals of the signal wheel and sending the collected voltage signals to the signal processor. The invention has the advantages of high integration level, few parts, simple structure, good manufacturability and stable and reliable signals.
Description
Technical Field
The invention belongs to the technical field of vehicle wheel speed signal acquisition, and particularly relates to a rotating speed signal acquisition system integrated on a transmission shaft and a bracket assembly.
Background
Along with the continuous development of the automobile industry, the automobile electronization degree is higher and higher, the requirement is that electronic signal acquisition is carried out on the rotating speed of a wheel, a worm gear structure is designed in a gearbox of the conventional acquisition system, the structure is complex, the cost is higher, the reliability is lower, and the gearbox has an oil leakage risk.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides the rotating speed signal acquisition system integrated on the transmission shaft and the bracket assembly, and the system has the advantages of high integration level, few parts, simple structure, good manufacturability and stable and reliable signals.
The invention aims to solve the problems by the following technical scheme:
a rotating speed signal acquisition system integrated on a transmission shaft and bracket assembly comprises a transmission shaft, a signal wheel, a transmission shaft bracket, a sensor and a signal processor; the transmission shaft is connected with the automobile wheels and rotates synchronously with the automobile wheels; the signal wheel is assembled on the transmission shaft; the sensor is arranged on the transmission shaft support and aligned with the signal wheel, and is used for acquiring voltage signals of the signal wheel and sending the acquired voltage signals to the signal processor.
Furthermore, the periphery of the signal wheel is uniformly distributed with protruded tooth-shaped structures; when the signal wheel rotates along with the transmission shaft, the protruded tooth-shaped structure of the signal wheel generates a voltage signal when passing through the sensor.
Further, the signal wheel is made of powder metallurgy or steel plate through stamping.
Further, the signal wheel is press-fitted on the transmission shaft through interference fit.
Furthermore, a sensor mounting hole is formed in the transmission shaft support, is arranged in the axial direction of the transmission shaft and is aligned with the signal wheel in the center; the sensor is installed in the sensor mounting hole and fixed through the sensor mounting screw.
Furthermore, a threaded hole is formed in the transmission shaft support, and the sensor is connected with the threaded hole of the sensor mounting structure through a sensor mounting screw.
Further, the sensor is a hall sensor.
The invention has the beneficial effects that:
1. the device of the invention cancels a worm gear structure of a speed reducer, has simple structure, low cost, no risk of oil leakage and improved reliability.
2. The device integrates the special mounting bracket for the sensor on the transmission shaft bracket, reduces system parts, reduces a system assembly size chain, ensures the stability of a gap between the sensor and a signal wheel, and ensures the stability and the accuracy of a signal;
3. the device integrates the special mounting bracket for the sensor on the transmission shaft bracket, reduces the special mounting bracket for the sensor, reduces the number of parts and reduces the total cost of the system.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic illustration of a partial explosion of the present invention;
wherein:
1-a transmission shaft; 2-a signal wheel; 3-a transmission shaft support; 4-sensor mounting screws; 5-a sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.
As shown in fig. 1 and 2, a rotational speed signal acquisition system integrated on a transmission shaft and bracket assembly includes a transmission shaft 1, a signal wheel 2, a transmission shaft bracket 3, a sensor mounting screw 4, a sensor 5, and a signal processor.
The transmission shaft 1 is connected with the wheels of the automobile, and the rotation of the transmission shaft is completely synchronous with the wheels.
The signal wheel 2 is made of powder metallurgy or steel plate through stamping, protruded tooth shapes are uniformly distributed on the periphery of the signal wheel, and the signal wheel is assembled on the transmission shaft in an interference fit press-fitting or equivalent mode.
The drive shaft support 3 includes two functions, one is to support the drive shaft and the second is to fix the sensor 5 by adding a sensor mounting structure. A sensor mounting structure is arranged on the transmission shaft bracket 3, and the sensor mounting structure comprises a sensor mounting hole and a threaded hole; the sensor mounting hole is aligned with the signal wheel 2 in the axial direction of the transmission shaft; proper size is designed in the radial direction, so that the gap between the sensor and the signal wheel can meet the working requirement of the sensor; the sensor 5 is connected with the threaded hole of the sensor mounting structure through a sensor mounting screw 4.
The sensor 5 is a Hall sensor and is used for collecting a signal of the rotation of the signal panel and transmitting the signal to the signal processor. When the signal wheel 2 rotates along with the transmission shaft, the protruded tooth-shaped structure of the signal wheel 2 generates a voltage signal when passing through the sensor, and the voltage signal is transmitted to the signal processor through a lead.
And the signal processor outputs the running distance, the speed and the like of the vehicle through calculation according to the collected signals and by combining the size and the time of the tire.
The working process of the invention is briefly described as follows:
the transmission shaft 1 is designed according to the development requirements of an automobile transmission system, the transmission shaft is connected with automobile wheels, and the rotation of the transmission shaft is completely synchronous with the wheels.
The signal wheel 2 is made by powder metallurgy or steel plate punching, the periphery of the signal wheel is uniformly distributed with raised tooth shapes and assembled on the transmission shaft by interference fit press fitting or equivalent mode, and the signal wheel 2 rotates along with the transmission shaft.
A sensor is assembled on the transmission shaft bracket 3 with a sensor mounting point, and a sensor mounting hole is aligned with the signal wheel in the axial direction of the transmission shaft; and the proper size is designed in the radial direction, so that the gap between the sensor and the signal wheel can meet the working requirement of the sensor.
The sensor 5 is a Hall sensor and is used for collecting a rotating signal of the signal panel, when the signal wheel 2 rotates along with the transmission shaft, the protruding tooth-shaped structure on the signal panel sweeps the sensor to generate a voltage signal, and the voltage signal is transmitted to the signal processor. The signal processor outputs the running distance of the vehicle, the speed of the vehicle and the like through calculation according to the collected signals and the size and the time of the tire.
Although the preferred embodiments of the present invention have been described in detail, it should be understood that the scope of the present invention is not limited to the details of the embodiments, and that any simple modifications within the technical scope of the present invention and the technical solutions and inventive concepts of the present invention can be substituted or changed by equivalents and changes by those skilled in the art within the technical scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (7)
1. A rotating speed signal acquisition system integrated on a transmission shaft and bracket assembly is characterized by comprising a transmission shaft, a signal wheel, a transmission shaft bracket, a sensor and a signal processor; the transmission shaft is connected with the automobile wheels and rotates synchronously with the automobile wheels; the signal wheel is assembled on the transmission shaft; the sensor is arranged on the transmission shaft support and aligned with the signal wheel, and is used for acquiring voltage signals of the signal wheel and sending the acquired voltage signals to the signal processor.
2. The system for collecting rotational speed signal integrated on transmission shaft and bracket assembly according to claim 1, wherein the signal wheel is uniformly distributed with protruded tooth-shaped structures on the periphery; when the signal wheel rotates along with the transmission shaft, the protruded tooth-shaped structure of the signal wheel generates a voltage signal when passing through the sensor.
3. A rotational speed signal acquisition system integrated on a propeller shaft and carrier assembly as defined in claim 1 wherein the signal wheel is made of powder metallurgy or steel plate stamping.
4. A tachometer signal pick-up system integrated into a driveshaft and bracket assembly as claimed in claim 1, wherein said signal wheel is press fitted onto the driveshaft by interference fit.
5. A rotational speed signal acquisition system integrated with a drive shaft and bracket assembly as claimed in claim 1 wherein the drive shaft bracket has sensor mounting holes disposed axially of the drive shaft and centrally aligned with the signal wheel; the sensor is installed in the sensor mounting hole and fixed through the sensor mounting screw.
6. The rotational speed signal acquisition system integrated on a transmission shaft and bracket assembly as claimed in claim 5, wherein the transmission shaft bracket is further provided with a threaded hole, and the sensor is connected with the threaded hole of the sensor mounting structure through a sensor mounting screw.
7. A rotational speed signal acquisition system integrated on a drive shaft and bracket assembly as claimed in claim 1 wherein the sensor is a hall sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210784423.1A CN115092061A (en) | 2022-06-29 | 2022-06-29 | Rotating speed signal acquisition system integrated on transmission shaft and bracket assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210784423.1A CN115092061A (en) | 2022-06-29 | 2022-06-29 | Rotating speed signal acquisition system integrated on transmission shaft and bracket assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115092061A true CN115092061A (en) | 2022-09-23 |
Family
ID=83296734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210784423.1A Pending CN115092061A (en) | 2022-06-29 | 2022-06-29 | Rotating speed signal acquisition system integrated on transmission shaft and bracket assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115092061A (en) |
-
2022
- 2022-06-29 CN CN202210784423.1A patent/CN115092061A/en active Pending
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