CN220752153U - Fan rotation speed detecting mechanism - Google Patents
Fan rotation speed detecting mechanism Download PDFInfo
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- CN220752153U CN220752153U CN202321742928.8U CN202321742928U CN220752153U CN 220752153 U CN220752153 U CN 220752153U CN 202321742928 U CN202321742928 U CN 202321742928U CN 220752153 U CN220752153 U CN 220752153U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 description 4
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- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a fan rotating speed detecting mechanism in the technical field of fan rotating speed detection, wherein a belt type driving component is arranged at the top of a fan component, a detecting component is arranged at the top of the fan component and matched with the belt type driving component, the detecting component comprises a detecting box arranged at the rear side of the top of the fan component, a display screen is embedded at the right end of the rear side of the detecting box, a detecting belt wheel matched with a belt in a belt type driving belt wheel is arranged at the right end of the front side of the detecting box, a detecting component electrically connected with the display screen is arranged at the rear end of the detecting belt wheel, the detecting belt wheel rotates simultaneously when the belt is driven by the detecting belt wheel and the belt in the belt type driving component, the rotating speed of the detecting belt wheel is identical to the rotating shaft rotating by driving a fan blade, the detecting belt wheel is matched with a rotating speed sensor to realize the rotating speed detection of the fan, and the detecting structure is displayed through the display screen.
Description
Technical Field
The utility model relates to the technical field of fan rotation speed detection, in particular to a fan rotation speed detection mechanism.
Background
The axial flow fan has very wide application, namely, the fan is operated in an axial flow mode by the air flow in the same direction as the shaft of the fan blade, such as an electric fan, an air conditioner outdoor unit fan, and at present, the belt type axial flow fan is widely applied in various fields, and the conventional belt type axial flow fan needs to be matched with a rotating speed detection mechanism for controlling and detecting the rotating speed. Therefore, we propose a fan rotation speed detecting mechanism.
Disclosure of Invention
The utility model aims to provide a fan rotating speed detection mechanism for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mechanism is listened to fan rotational speed, includes, the foundation subassembly, and the foundation subassembly includes the fan subassembly, and fan subassembly top is provided with belt formula drive assembly, and be provided with the drive pulley on the drive assembly, detect the subassembly setting at fan subassembly top and with belt formula drive assembly cooperation, detect the subassembly including setting up at the detection box of fan subassembly top rear side, and detect the rear side right-hand member of box and inlay and be equipped with the display screen, detect the front side right-hand member of box be provided with belt complex detection band pulley in the belt formula drive band pulley, and detect the rear end of band pulley and be provided with display screen electric connection's detection component.
Preferably, a square through groove is formed in the detection box, the detection assembly is arranged in the square through groove, a fixing support is arranged on the upper portion of the front end of the detection box, and a mounting plate is arranged at the bottom of the front end of the detection box.
Preferably, the detection assembly comprises a rotation speed sensor arranged in the square through groove, a gear assembly to be detected is arranged in the inner cavity of the front end of the square through groove, the front end detection part of the rotation speed sensor corresponds to the gear assembly to be detected, the axle center of the gear assembly to be detected is connected with a connecting shaft, and the other end of the connecting shaft is connected with the axle center of the detection belt wheel.
Preferably, the gear component to be tested is a circular belt wheel with a gear on the circumference, and the gear component to be tested is fixed in the inner cavity of the square through groove through the fixing support.
Preferably, the mounting plate is an arc-shaped mounting plate sheet with the radian matched with that of the fan assembly shell, and mounting holes are formed in the mounting plate.
Preferably, the inner cavity of the detection box is provided with a storage battery, and the storage battery is respectively and electrically connected with the display screen and the rotation speed sensor.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the detection assembly is arranged on the fan, the detection belt wheel is contacted with the belt in the belt type driving assembly, the detection belt wheel is rotated during belt transmission, the rotation speed of the detection belt wheel is the same as the rotation speed of the rotating shaft for driving the fan blade to rotate, the rotation speed detection of the fan is realized through the cooperation of the gear assembly to be detected in the detection assembly and the rotation speed sensor, and the detection structure is displayed through the display screen.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a detecting component according to the present utility model.
In the figure: 1. a base component; 11. a fan assembly; 12. a belt drive assembly; 121. a driving belt wheel; 2. a detection component; 21. a detection box; 22. a display screen; 23. a rotation speed sensor; 24. a gear assembly to be tested; 25. a connecting shaft; 26. detecting a belt wheel; 27. a fixed bracket; 28. a mounting plate; 29. square through groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar symbols indicate like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," "engaged," "hinged," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1
Referring to fig. 1-2, the present utility model provides a technical solution: the fan rotation speed detecting mechanism includes one electric element connected via wires to the external power source,
the base assembly 1, the base assembly 1 includes a fan assembly 11, and a belt type driving assembly 12 is disposed at the top of the fan assembly 11, in this embodiment, the fan assembly 11 includes a mounting shell, a fan blade, a rotating shaft, a supporting seat, and other structures, the belt type driving assembly 12 is composed of a motor bracket, a driving motor, a driving pulley, a driven pulley, a belt, and other structures, and the driving assembly 12 is provided with a driving pulley 121, and the conventional structure of the existing fan is not described in detail herein;
the detecting component 2, the detecting component 2 is arranged at the top of the fan component 11 and is matched with the belt type driving component 12, because the belt type driving component 12 transmits the rotating force to the rotating shaft connected with the fan blade, the rotating speed of the rotating shaft can be measured by measuring the transmission speed of the belt by the detecting component 2, and further the rotating speed result of the fan is obtained,
the detecting assembly 2 comprises a detecting box 21 arranged at the rear side of the top of the fan assembly 11, plays a role of supporting and installing structures, a display screen 22 is embedded in the right end of the rear side of the detecting box 21, the display screen 22 is used for displaying detected rotating speed structures, a detecting belt wheel 26 matched with a belt in the driving belt wheel 121 is arranged at the right end of the front side of the detecting box 21, the detecting belt wheel 26 is used for being in contact with the belt and rotating along with belt transmission, the rear end of the detecting belt wheel 26 is provided with a detecting assembly electrically connected with the display screen 22 and used for detecting the speed of the belt transmission, the speed is identical with the rotating speed of a rotating shaft, a storage battery pack is arranged in an inner cavity of the detecting box 21, and the storage battery pack is electrically connected with the display screen 22 and the rotating speed sensor 23 respectively.
Referring to fig. 2, a square through groove 29 is formed on the detection box 21, the detection assembly is disposed in the square through groove 29, a fixing bracket 27 is disposed at the upper portion of the front end of the detection box 21 for fixing and installing the detection assembly, and a mounting plate 28 is disposed at the bottom of the front end of the detection box 21, so as to fix the detection assembly 2 on the fan assembly 11 conveniently;
referring to fig. 2, the detecting assembly includes a rotation speed sensor 23 disposed in a square through groove 29, a gear assembly 24 to be detected is disposed in a front end inner cavity of the square through groove 29, a front end detecting portion of the rotation speed sensor 23 corresponds to the gear assembly 24 to be detected, an axle center of the gear assembly 24 to be detected is connected with a connecting shaft 25, the other end of the connecting shaft 25 is connected with an axle center of a detecting belt pulley 26, when the detecting belt pulley 26 drives the gear assembly 24 to be detected to rotate, the rotation speed sensor 23 generates a pulse signal according to an electromagnetic induction principle, when the gear number is 60, the rpm of the shaft is converted into a voltage pulse signal with frequency F, and the voltage pulse signal is sent to the intelligent tachometer, so that the rotation speed of the shaft can be reflected.
Example 2
Referring to fig. 2, the gear assembly 24 to be measured is a circular pulley with a gear on the circumference, and the gear assembly 24 to be measured is fixed in the inner cavity of the square through groove 29 through the fixing bracket 27;
referring to fig. 2, the mounting plate 28 is an arc-shaped mounting plate with an arc-shaped surface matched with the housing of the fan assembly 11, and mounting holes are formed in the mounting plate 28.
The rest of the structure is the same as that of embodiment 1
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A fan rotation speed detecting mechanism is characterized by comprising,
the base assembly (1), the base assembly (1) comprises a fan assembly (11), a belt type driving assembly (12) is arranged at the top of the fan assembly (11), and a driving belt wheel (121) is arranged on the driving assembly (12);
the detection component (2), the detection component (2) is arranged at the top of the fan component (11) and is matched with the belt type driving component (12),
the utility model provides a fan assembly, including the detection box (21) of setting in fan assembly (11) top rear side, and the rear side right-hand member of detection box (21) inlays and is equipped with display screen (22), the front side right-hand member of detection box (21) is provided with and belt in belt type driving pulley (121) complex detection band pulley (26), and the rear end of detection band pulley (26) is provided with the detection component of display screen (22) electric connection, square logical groove (29) have been seted up on detecting box (21), and the detection component sets up in square logical groove (29), the front end upper portion of detection box (21) is provided with fixed bolster (27), and the front end bottom of detection box (21) is provided with mounting panel (28), the detection component is including setting up rotational speed sensor (23) in square logical groove (29), and be provided with in the front end inner chamber of square logical groove (29) and await measuring gear assembly (24), and the front end detection portion of rotational speed sensor (23) and the corresponding gear assembly (24) that await measuring, the axle center of detection component (24) is connected with axle center (25) of the other end of axle hub connection (25).
2. The fan speed detection mechanism of claim 1, wherein: the gear component to be tested (24) is a circular belt wheel with a gear on the circumference, and the gear component to be tested (24) is fixed in the inner cavity of the square through groove (29) through the fixing support (27).
3. The fan speed detection mechanism of claim 1, wherein: the mounting plate (28) is an arc-shaped mounting plate sheet with the radian matched with the shell of the fan assembly (11), and mounting holes are formed in the mounting plate (28).
4. The fan speed detection mechanism of claim 1, wherein: the inner cavity of the detection box (21) is provided with a storage battery pack, and the storage battery pack is electrically connected with the display screen (22) and the rotating speed sensor (23) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321742928.8U CN220752153U (en) | 2023-07-04 | 2023-07-04 | Fan rotation speed detecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321742928.8U CN220752153U (en) | 2023-07-04 | 2023-07-04 | Fan rotation speed detecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220752153U true CN220752153U (en) | 2024-04-09 |
Family
ID=90551486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321742928.8U Active CN220752153U (en) | 2023-07-04 | 2023-07-04 | Fan rotation speed detecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220752153U (en) |
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2023
- 2023-07-04 CN CN202321742928.8U patent/CN220752153U/en active Active
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