A damper coefficient visualized adjustment type eddy current damper device and a use method thereof

Abstract

The application provides a damping coefficient visualized adjustment type eddy current damping device and a use method, and belongs to the technical field of eddy current damping devices. The device comprises a shell, a rotating shaft assembly constrained in the shell through a bearing, a left stator and a right stator matched with the rotating shaft assembly, an adjusting nut arranged in the shell and used for adjusting the left stator and the right stator, a bearing cover used for constraining the adjusting nut in cooperation with the shell, a first flat key used for fixing the left stator in the shell, a second flat key used for fixing the right stator in the bearing cover, and a locking cover used for fixing the adjusting nut. The damping device combines the adjusting nut with a scale and the locking cover, and the damping coefficient can be adjusted to the target value at one time by aligning the scale value, so that the damping coefficient adjustment is visualized, the reciprocating test confirmation is reduced, and the adjustment efficiency is improved.

Description

Technical Field

[0001] This application belongs to the technical field of eddy current damping devices, specifically relating to an eddy current damping device with visually adjustable damping coefficient and its usage method. Background Technology

[0002] In aircraft control systems, dampers are installed to improve the operational stability of pitch, roll, and yaw controls, stabilizing pilot input speed, preventing oscillations and unexpected excessive maneuvers, and ensuring safety. Traditional human-sensor systems use hydraulic dampers, but their damping force is easily affected by temperature, oil leaks, etc. Eddy current damping devices are used as dampers in aircraft cockpit control systems, but existing dampers cannot visually adjust the damping coefficient themselves; it requires determination through testing or experimentation, resulting in frequent, inefficient adjustments that are difficult to meet the damping requirements of aircraft. Summary of the Invention

[0003] The purpose of this application is to provide a visually adjustable eddy current damping device and its usage method to solve the problems existing in the prior art.

[0004] To achieve the above objectives, this application provides the following technical solution: a damping coefficient visualization and adjustment type eddy current damping device, the device comprising a housing, a rotating shaft assembly constrained within the housing by bearings, a left stator and a right stator cooperating with the rotating shaft assembly, an adjusting nut disposed within the housing for adjusting the left stator and the right stator, a bearing cover cooperating with the housing to constrain the adjusting nut, a first flat key for fixing the left stator within the housing, a second flat key for fixing the right stator within the bearing cover, and a locking cover for fixing the adjusting nut.

[0005] The damping coefficient visualization adjustable eddy current damping device provided in this application also has the following features: the housing includes a slot for installing a locking cover, the center of the housing is provided with a first bearing hole for installing a rotating shaft assembly, and a first threaded hole concentric with the first bearing hole.

[0006] The damping coefficient visualization adjustable eddy current damping device provided in this application also has the following features: the outer circumference of the bearing hole is provided with a keyway for guiding and positioning the left stator, and the slot is provided with a stop through groove for locking the cover.

[0007] The damping coefficient visualization adjustable eddy current damping device provided in this application also has the following feature: the rotating shaft assembly includes a rotating shaft and a rotor assembly, and the rotor assembly is fixed on the rotating shaft.

[0008] The damping coefficient visualization and adjustment type eddy current damping device provided in this application also has the following feature: the outer circumferences of the left stator and the right stator are provided with external threads in opposite directions of rotation, and the external threads are engaged with the adjusting nut.

[0009] The damping coefficient visualization and adjustment type eddy current damping device provided in this application also has the following feature: the left and right ends of the adjusting nut are respectively provided with internal threads in opposite directions, and the internal threads cooperate with the external threads.

[0010] The damping coefficient visualization and adjustable eddy current damping device provided in this application also has the following features: the adjusting nut has several adjusting holes evenly distributed around its circumference; the adjusting holes are threaded holes; the two sides of the adjusting holes are respectively provided with engraving lines and corresponding markings; and the outer circular surface of the adjusting nut slides in conjunction with the inner circular surface of the housing.

[0011] The damping coefficient visualization adjustable eddy current damping device provided in this application also has the following feature: the bearing cover includes a second bearing hole for mounting the shaft assembly and a second threaded hole concentric with the bearing hole.

[0012] The damping coefficient visualization adjustable eddy current damping device provided in this application also has the following feature: the locking cover is provided with a cover plate that mates with the slot, the cover plate is provided with a locking boss and a locking mounting hole, the locking mounting hole and the threaded hole are used to lock the adjusting nut.

[0013] Another object of this application is to provide a method of using a visually adjustable eddy current damping device, the method being used to adjust the device described in any of the foregoing claims, comprising: S1: Open the locking cover; S2: Observe the markings on the adjusting nut and rotate the adjusting nut accordingly based on the damping coefficient to be output; S3: Install the locking cover. At this time, the damping coefficient output by the damping device is the damping coefficient marked at the adjustment nut mark.

[0014] Beneficial effects The damping coefficient visualization adjustable eddy current damping device and its usage method provided in this application adopt a combination of a graduated adjusting nut and a locking cover. By aligning the scale value, the damping coefficient can be adjusted to the target value in one go, making the damping coefficient adjustment visible, reducing repeated testing and confirmation, and improving adjustment efficiency. Attached Figure Description

[0015] To more clearly illustrate the technical solutions of the embodiments of this disclosure, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this disclosure. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 This is a half-sectional schematic diagram of the damping device assembly provided in the embodiments of this application; Figure 2 A cross-sectional view of the housing provided in an embodiment of this application; Figure 3 This is a schematic diagram of the structure of the adjusting nut provided in the embodiment of this application; Figure 4 This is a schematic diagram of the structure of the locking cover provided in an embodiment of this application; Figure 5 This is an assembly drawing of the locking cover provided in an embodiment of this application; Figure 6 This is a schematic diagram of the structure of the bearing cover provided in an embodiment of this application. The components are as follows: 1. Shaft; 2. Housing; 2a. Groove; 2b. Stop groove; 2c. Keyway; 2d. First bearing hole; 2e. First threaded hole; 3. Left stator; 4. Adjusting nut; 4a. Adjusting hole; 4b. Marking line; 4c. Marking; 5. Locking cover; 5a. Locking boss; 5b. Cover plate; 5c. Locking mounting hole; 6. Rotor assembly; 7. Right stator; 8. Bearing cover; 8a. Second bearing hole; 8b. Annular surface; 8c. Second threaded hole; 9. First flat key; 10. Second flat key; 11. First screw plug; 12. Second screw plug. Detailed Implementation

[0017] The present application will be further described in detail below with reference to the accompanying drawings and embodiments. However, it should be noted that these embodiments are not intended to limit the present application. Equivalent transformations or substitutions in function, method, or structure made by those skilled in the art based on these embodiments are all within the protection scope of the present application.

[0018] In the description of the embodiments of this application, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing the creation of this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on the creation of this application.

[0019] Furthermore, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this application, unless otherwise stated, "a plurality of" means two or more.

[0020] The terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; and they can refer to the internal connection between two components. Those skilled in the art can understand the specific meaning of these terms in this application based on the specific circumstances.

[0021] like Figures 1-6 As shown, a damping coefficient visualization adjustable eddy current damping device is provided. The device includes a housing 2, a rotating shaft assembly constrained within the housing 2 by bearings, a left stator 3 and a right stator 7 cooperating with the rotating shaft assembly, an adjusting nut 4 disposed within the housing 2 for adjusting the left stator 3 and the right stator 7, a bearing cover 8 for cooperating with the housing 2 to constrain the adjusting nut 4, a first flat key 9 for fixing the left stator 3 within the housing 2, a second flat key 10 for fixing the right stator 7 within the bearing cover 8, and a locking cover 5 for fixing the adjusting nut 4.

[0022] In some embodiments, the housing 2 includes a slot 2a for mounting the locking cover 5, a first bearing hole 2d for mounting the shaft assembly, and a first threaded hole 2e concentric with the first bearing hole 2d at the center of the housing 2. The housing 2 has a cup-shaped structure.

[0023] In some embodiments, the outer circumference of the bearing hole 2d is provided with a keyway 2c for guiding and positioning the left stator 3, and the slot 2a is provided with a stop through slot 2b for limiting the locking cover 5.

[0024] In some embodiments, the rotating shaft assembly includes a rotating shaft 1 and a rotor assembly 6, wherein the rotor assembly 6 is fixed on the rotating shaft 1.

[0025] In some embodiments, the outer circumferences of the left stator 3 and the right stator 7 are provided with external threads in opposite directions of rotation, and the external threads cooperate with the adjusting nut 4.

[0026] In some embodiments, the left and right ends of the adjusting nut 4 are respectively provided with internal threads in opposite directions, and the internal threads cooperate with the external threads.

[0027] In some embodiments, the adjusting nut 4 has several adjusting holes 4a evenly distributed around its circumference. The adjusting holes 4a are threaded holes. The two sides of the adjusting holes 4a are respectively provided with engraved lines 4b and corresponding markings 4c. The outer circular surface of the adjusting nut 4a slides with the inner circular surface of the housing 2.

[0028] In some embodiments, the bearing cover 8 includes a second bearing hole 8a for mounting a shaft assembly and a second threaded hole 8b concentric with the second bearing hole 8a.

[0029] In some embodiments, the locking cover 5 has a cover plate 5b that mates with the slot 2a. The cover plate 5b has a locking boss 5a and a locking mounting hole 5c. The locking mounting hole 5c and the first threaded hole 2e are used to lock the adjusting nut 4. The locking cover 5 is made of transparent material to facilitate viewing the current damping coefficient during use.

[0030] In some embodiments, the damping device further includes a first plug 11 and a second plug 12 for fixing.

[0031] In some embodiments, a method for using a visually adjustable eddy current damping device is provided, the method being used to adjust the device described in any of the preceding embodiments, including: S1: Open the locking cover 5; S2: Observe the markings on the adjusting nut 4, and rotate the adjusting nut 4 accordingly based on the damping coefficient to be output; S3: Install the locking cover 5. At this time, the damping coefficient output by the damping device is the damping coefficient marked at the adjustment nut mark.

[0032] In some embodiments, the damping device needs to be configured before its first use, and the configuration includes: Assemble the damping device; Measure the damping coefficient corresponding to all the graduations 4b on the adjusting nut 4, and add the corresponding mark 4c at the corresponding position of the graduations to reflect the measured damping coefficient value by laser engraving or other identifying methods.

[0033] The above description is merely a preferred embodiment of this application and is not intended to limit this application. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this application should be included within the protection scope of this application. The above description is merely a preferred embodiment of this application. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of this application, and these improvements and modifications should also be considered within the protection scope of this application.

Claims

1. A damping coefficient visually adjustable eddy current damping device, characterized in that, The device includes a housing (2), a rotating shaft assembly constrained within the housing (2) by bearings, a left stator (3) and a right stator (7) cooperating with the rotating shaft assembly, an adjusting nut (4) disposed within the housing (2) for adjusting the left stator (3) and the right stator (7), a bearing cover (8) for cooperating with the housing (2) to constrain the adjusting nut (4), a first flat key (9) for fixing the left stator (3) within the housing (2), a second flat key (10) for fixing the right stator (7) within the bearing cover (8), and a locking cover (5) for fixing the adjusting nut (4). The adjusting nut (4) has several adjusting holes (4a) evenly distributed around its circumference. The adjusting holes (4a) are threaded holes. The two sides of the adjusting holes (4a) are respectively provided with engraving lines (4b) and corresponding markings (4c). The outer surface of the adjusting nut (4) slides in conjunction with the inner surface of the housing (2).

2. The damping coefficient visually adjustable eddy current damping device according to claim 1, characterized in that, The housing (2) includes a slot (2a) for installing a locking cover (5), and the center of the housing (2) is provided with a first bearing hole (2d) for installing a rotating shaft assembly and a first threaded hole (2e) concentric with the first bearing hole (2d).

3. The damping coefficient visually adjustable eddy current damping device according to claim 2, characterized in that, The outer circumference of the first bearing hole (2d) is provided with a keyway (2c) for guiding and positioning the left stator (3), and the slot (2a) is provided with a stop through groove (2b) for limiting the locking cover (5).

4. The damping coefficient visually adjustable eddy current damping device according to claim 1, characterized in that, The rotating shaft assembly includes a rotating shaft (1) and a rotor assembly (6), wherein the rotor assembly (6) is fixed on the rotating shaft (1).

5. The damping coefficient visually adjustable eddy current damping device according to claim 1, characterized in that, The left stator (3) and the right stator (7) are provided with external threads with opposite rotation directions on their outer circumferences, and the external threads are engaged with the adjusting nut (4).

6. The damping coefficient visually adjustable eddy current damping device according to claim 5, characterized in that, The adjusting nut (4) has internal threads in opposite directions at its left and right ends, and the internal threads are engaged with the external threads.

7. The eddy current damping device with visually adjustable damping coefficient according to claim 1, characterized in that, The bearing cap (8) includes a second bearing hole (8a) for mounting the shaft assembly and a second threaded hole (8c) concentric with the second bearing hole (8a).

8. The damping coefficient visually adjustable eddy current damping device according to claim 2, characterized in that, The locking cover (5) is provided with a cover plate (5b) that mates with the slot (2a). The cover plate (5b) is provided with a locking boss (5a) and a locking mounting hole (5c). The locking mounting hole (5c) and the first threaded hole (2e) are used to lock the adjusting nut (4).

9. A method for using a visually adjustable eddy current damping device, characterized in that, The method of use is for adjusting the device according to any one of claims 1-8, comprising: S1: Open the locking cover (5); S2: Observe the markings on the adjusting nut (4) and rotate the adjusting nut (4) according to the damping coefficient to be output. S3: Install the locking cover (5). At this time, the damping coefficient output by the damping device is the damping coefficient marked at the position marked on the adjusting nut (4).

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