CN219322231U - Hall sensing assembly based on motor rotation speed detection - Google Patents
Hall sensing assembly based on motor rotation speed detection Download PDFInfo
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- CN219322231U CN219322231U CN202320200565.9U CN202320200565U CN219322231U CN 219322231 U CN219322231 U CN 219322231U CN 202320200565 U CN202320200565 U CN 202320200565U CN 219322231 U CN219322231 U CN 219322231U
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Abstract
The utility model discloses a Hall sensing component based on motor rotation speed detection, which comprises a motor main body, an output shaft arranged on the motor main body, a Hall detection sensing component and a magnetic installation component, wherein the Hall detection sensing component consists of a Hall circuit board and a Hall sensor, and the magnetic installation component consists of an installation disk, a magnetic hole and a magnetic column.
Description
Technical Field
The utility model relates to the technical field of detection, in particular to a Hall sensing assembly based on motor rotation speed detection.
Background
In recent years, electric tapping and tapping machines have appeared, but motors used in current tapping machines have some defects and shortcomings, such as various applications of power output rotation speed detection of motors, and can meet the requirements of the current application of small-space rotation speed detection, conventional detection efficiency is not ideal, rotation speed detection is often realized by using a whole large magnet, cost is high, the magnet is easy to be fragile, a large amount of magnetic materials are consumed, and meanwhile, the application of small motors cannot be realized, so that tapping operation is seriously disturbed. In view of the above drawbacks, it is necessary to design a hall sensor assembly based on motor rotation speed detection.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the Hall sensing assembly based on motor rotation speed detection is provided for solving the problem of the background technology.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a hall sensing subassembly based on motor rotational speed detects, includes motor main part and installs the output shaft on motor main part, still includes hall detection sensing subassembly and magnetism installation component, hall detection sensing subassembly comprises hall circuit board and hall sensor, magnetism installation component comprises mounting disc, magnetic hole and magnetic column, hall detection sensing subassembly installs in motor main part left side, hall detection sensing subassembly adopts bolted connection with motor main part, magnetism installation component installs in the output shaft outer wall, magnetism installation component adopts close-fitting connection with the output shaft, magnetism installation component is located the magnetism detection range of hall detection sensing subassembly, hall circuit board sets firmly in motor main part left side, hall circuit board adopts bolted connection with motor main part, hall sensor installs in hall circuit board left side lower extreme, hall sensor adopts bolted connection with hall circuit board, the output shaft outer wall is located to the mounting disc cover between hall sensor and the hall circuit board, the mounting disc adopts the close-fitting connection with the output shaft, the magnetic hole is located mounting disc inside and is located down, the rectangle hole is in close-fitting connection with the magnetic column, the magnetic hole is adopted in the magnetic hole.
Furthermore, the middle end in the Hall circuit board is also provided with an avoidance hole, and the avoidance hole is a circular through hole.
Furthermore, the middle end inside the mounting plate is also provided with a mounting hole, the mounting hole is a circular through hole, and the mounting hole is in tight fit connection with the output shaft.
Compared with the prior art, the Hall sensing assembly based on motor rotation speed detection has the following advantages that;
1. firstly, the Hall detection sensing component can be ingeniously arranged on the motor, stable detection of magnetic force signals can be achieved, and accurate measurement of the rotating speed of the motor is facilitated.
2. Secondly, the magnetic installation component not only can be installed on the output shaft, but also can be favorable for transmitting magnetic force signals to the Hall sensor through the embedded magnetic column, and is favorable for the Hall sensor to magnetically detect the magnetic force, meanwhile, the material cost is greatly reduced on the basis that the stable rotation of the output shaft on the motor is not influenced due to the small size and light weight of the magnetic column, and the scheme for replacing the large magnet on the current market is well satisfied.
Drawings
FIG. 1 is a front view of a Hall sensing assembly in use based on motor speed detection;
FIG. 2 is a left side view of a Hall sensing assembly in use based on motor speed detection;
FIG. 3 is a sectional view of a Hall sensor assembly in use based on motor speed detection;
FIG. 4 is an enlarged cross-sectional view of the Hall sensing assembly and the magnetic mounting assembly;
fig. 5 is an enlarged cross-sectional view of the magnetic mounting assembly.
The motor comprises a motor main body 1, an output shaft 2, a Hall detection sensing assembly 3, a magnetic mounting assembly 4, a Hall circuit board 31, a Hall sensor 32, a mounting disc 41, a magnetic hole 42, a magnetic column 43, an avoidance hole 311 and a mounting hole 411.
The following detailed description will be further described in conjunction with the above-described figures.
Detailed Description
In the following, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments, however, it will be apparent to one skilled in the art that the described embodiments may be practiced without some or all of these specific details, and in other instances well-known process steps are not described in detail.
As shown in fig. 1, 2, 3, 4 and 5, a hall sensing assembly based on motor rotation speed detection comprises a motor main body 1, an output shaft 2, a hall sensing assembly 3, a magnetic mounting assembly 4, a hall circuit board 31, a hall sensor 32, a mounting disc 41, a magnetic hole 42, a magnetic column 43, an avoidance hole 311 and a mounting hole 411;
in one embodiment, the hall circuit board 31 in the hall detection sensing assembly 3 can be mounted on the motor main body 1, and has the main function of realizing circuit connection with the hall sensor 32, so as to facilitate electric signal transmission to the hall sensor 32;
in one embodiment, the hall sensor 32 in the hall detection sensing assembly 3 can be mounted on the hall circuit board 31, and the main function is to sense the rotation frequency of the magnet column 43 in the magnetic mounting assembly 4 on the output shaft 2, so as to obtain the rotation speed signal of the motor;
in one embodiment, the mounting holes 411 on the mounting disc 401 in the magnetic mounting assembly 4 can be tightly clamped and sleeved on the outer wall of the output shaft 2, and the main function is to realize firm mounting, and when the conveying shaft 2 rotates, the conveying shaft can synchronously rotate along with the output shaft 2;
in one embodiment, the inner wall of the magnetic hole 42 in the magnetic mounting assembly 4 is embedded with the magnetic column 43, so that the magnetic column 43 is mainly used for fixing, when the mounting plate 41 rotates, the mounting plate 41 can synchronously follow rotation, and as the mounting plate 41 is provided with the upper magnetic column 43 and the lower magnetic column 43 respectively, after the mounting plate 41 drives the upper magnetic column 43 and the lower magnetic column 43 to rotate, magnetic signals at different positions can be continuously transmitted to the hall sensor 32, and the hall sensor 32 can realize the purpose of detecting the rotation speed by analyzing the positions of the magnetic signals;
in one embodiment, the avoidance hole 311 at the middle end inside the hall circuit board 31 can avoid the output shaft 2, and the main function is not to influence the rotation of the output shaft 2;
specifically, during installation, the hall circuit board 31 is fixed on the left side of the motor main body 1 through bolts in the prior art, and then the installation disc 41 is sleeved on the outer wall of the output shaft 2, and then is in butt joint with an external power supply device; during the use, the motor main part 1 circular telegram back drive output shaft 2 high-speed rotation, and then can drive magnetism installation component 4 in step and rotate, because of magnetism installation component 4 is located the magnetism detection range that hall detects sensing component 3, and then do benefit to the magnetism signal that hall detects sensing component 3 real-time detection magnetism installation component 4, because of be equipped with the magnetic column 43 of upper and lower two in the mounting disc 41, so can last to input the magnetic signal of different positions to hall sensor 32 in, finally be convenient for hall sensor 32 realizes the rotational speed detection purpose through the position of analysis magnetic signal.
The present utility model is not limited to the above-described specific embodiments, and various modifications may be made by those skilled in the art without inventive effort from the above-described concepts, and are within the scope of the present utility model.
Claims (3)
1. The Hall sensing assembly based on motor rotation speed detection comprises a motor main body and an output shaft arranged on the motor main body, and is characterized by further comprising a Hall sensing assembly and a magnetic installation assembly, wherein the Hall sensing assembly consists of a Hall circuit board and a Hall sensor, and the magnetic installation assembly consists of an installation disc, a magnetic hole and a magnetic column;
the Hall detection sensing assembly is arranged on the left side of the motor main body and is connected with the motor main body through bolts;
the magnetic installation component is arranged on the outer wall of the output shaft and is in close fit connection with the output shaft;
the magnetic installation component is positioned in the magnetic detection range of the Hall detection sensing component;
the Hall circuit board is fixedly arranged on the left side of the motor main body and is connected with the motor main body through bolts;
the Hall sensor is arranged at the lower end of the left side of the Hall circuit board, the Hall sensor is connected with the Hall circuit board by adopting bolts, and the Hall sensor is communicated with the Hall circuit board by a circuit;
the mounting disc is sleeved on the outer wall of the output shaft and is in tight fit connection with the output shaft;
the magnetic holes are positioned at the upper end and the lower end of the inside of the mounting plate, and are rectangular through holes;
the magnetic column is arranged inside the magnetic hole, and the magnetic column is in close-fit connection with the magnetic hole.
2. The Hall sensing assembly based on motor rotation speed detection as claimed in claim 1, wherein the middle end of the interior of the Hall circuit board is further provided with an avoidance hole, and the avoidance hole is a circular through hole.
3. The Hall sensing assembly based on motor rotation speed detection as claimed in claim 1, wherein the middle end of the inside of the mounting plate is further provided with a mounting hole, the mounting hole is a circular through hole, and the mounting hole is in close fit connection with the output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320200565.9U CN219322231U (en) | 2023-02-14 | 2023-02-14 | Hall sensing assembly based on motor rotation speed detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320200565.9U CN219322231U (en) | 2023-02-14 | 2023-02-14 | Hall sensing assembly based on motor rotation speed detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219322231U true CN219322231U (en) | 2023-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320200565.9U Active CN219322231U (en) | 2023-02-14 | 2023-02-14 | Hall sensing assembly based on motor rotation speed detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219322231U (en) |
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2023
- 2023-02-14 CN CN202320200565.9U patent/CN219322231U/en active Active
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