Rotating shaft capable of being adjusted and limited at multiple angles

Abstract

The utility model discloses a rotating shaft capable of adjusting and limiting at multiple angles, which comprises a sleeve, a rotating shaft is arranged on the sleeve, a fixing frame is arranged on the rotating shaft, a torsion component is arranged on the rotating shaft, a base frame is arranged on the sleeve, and a limiting component is arranged between the sleeve and the rotating shaft. The limiting assembly comprises a limiting piece, a limiting hole, a limiting column and a sleeve piece, the limiting piece is arranged on the rotating shaft in a sleeving mode, the limiting hole is formed in the sleeve, the limiting column is arranged on the limiting piece, the sleeve piece is arranged on the rotating shaft and attached to the limiting piece, and the torsion assembly comprises a gasket, a thread and a nut. The rotating shaft is sleeved with the gasket, the gasket is arranged in the sleeve, the thread is arranged on the rotating shaft and located in the sleeve, and the nut is arranged on the rotating shaft in a sleeving mode and located in the sleeve. According to the technical scheme, the rotating shaft can rotate at multiple angles to be adjusted and limited.

Description

Technical Field

[0001] The utility model relates to the technical field of rotating shafts, in particular to a rotating shaft capable of adjusting the limit position at multiple angles. Background Art

[0002] The shaft that must be used to connect product components and is used to withstand both bending moment and torque during rotation is called a shaft. Common shafts include: mobile phone shafts (flip or rotating screen mobile phones), laptop shafts, portable DVD shafts, LED desk lamp shafts, LCD display shafts, and GPS and other vehicle-mounted bracket shafts, etc.

[0003] According to a rotating shaft with a limiting structure with Chinese patent application number CN201920253583.7, it is mentioned above that "the rotating shafts are free to rotate in all directions without angle restrictions, and their rotation angle range cannot be limited, which may easily cause breakage or winding problems to the main parts of the product; a few rotating shafts will be equipped with a locking object to clamp the rotating shaft, but this method makes the product structure complex and the limiting accuracy is low". The rotating shaft is rotationally limited by limiting notches and limiting bosses. Since the limiting notches cannot be adjusted, the rotation angle of the limiting bosses on the rotating shaft is limited, and the rotating shaft cannot be adjusted to limit rotation at multiple angles. Utility Model Content

[0004] The main purpose of the utility model is to provide a rotating shaft with multi-angle adjustable limit, aiming to solve the existing technical problem that the rotation angle of the limit boss on the rotating shaft is limited and the rotating shaft cannot be adjusted to limit at multiple angles.

[0005] To achieve the above-mentioned purpose, the utility model proposes a rotating shaft with multi-angle adjustable limit, including a sleeve, a rotating shaft is provided on the sleeve, a fixing frame is provided on the rotating shaft, a torque assembly is provided on the rotating shaft, a base frame is provided on the sleeve, a limiting assembly is provided between the sleeve and the rotating shaft, the limiting assembly includes a limiting piece, a limiting hole, a limiting column and a kit, the limiting piece is sleeved on the rotating shaft, the limiting hole is opened on the sleeve, the limiting column is provided on the limiting piece, and the kit is provided on the rotating shaft and fits with the limiting piece.

[0006] Optionally, the fixing frame is provided with a plurality of mounting holes.

[0007] Optionally, a limiting notch is provided on the limiting member, a protrusion is provided on the kit, and the number of the limiting holes and the number of the limiting columns are both multiple.

[0008] Optionally, the base frame is provided with fixing holes, and the number of the fixing holes is multiple.

[0009] Optionally, the torque assembly includes a gasket, a thread and a nut, the gasket is sleeved on the rotating shaft, the gasket is arranged inside the sleeve, the thread is arranged on the rotating shaft and located inside the sleeve, and the nut is sleeved on the rotating shaft and located inside the sleeve.

[0010] Optionally, the thread is provided in multiple sections, which are respectively connected to the nuts.

[0011] Optionally, there are multiple gaskets.

[0012] The technical solution of the utility model has the following beneficial effects: the technical solution of the utility model, when it is necessary to adjust the fixing frame to a satisfactory angle for limiting, first rotate the limiting piece to a suitable angle, then insert the limiting column into the limiting hole, so that the limiting piece can be easily adjusted and installed, and the rotating shaft can be limited at multiple angles, and then the sleeve and the limiting piece are sleeved on the rotating shaft, and then the gaskets are respectively sleeved on the rotating shaft from the left and right ends of the rotating shaft, and then the nuts are respectively sleeved on the rotating shaft from the left and right ends of the rotating shaft through threads, and the gaskets are squeezed to generate torque on the rotating shaft, and finally the fixing frame on the rotating shaft is rotated, and the protrusion on the kit is limited by the limiting notch on the limiting piece. It can be adjusted to a satisfactory angle for limiting at one time without repeated adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0014] Figure 1 This is a schematic diagram of the overall structure of a rotating shaft capable of adjusting the limit position at multiple angles according to an embodiment of the utility model;

[0015] Figure 2 It is a left side view of a rotating shaft capable of adjusting the limit position at multiple angles according to an embodiment of the utility model;

[0016] Figure 3 for Figure 2 A in the enlarged view;

[0017] Figure 4 This is a right side view of a rotating shaft capable of adjusting the limit position at multiple angles according to an embodiment of the utility model;

[0018] Figure 5 for Figure 4 Enlarged view of point B in .

[0019] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings.

[0020] Figures: 1. Sleeve; 2. Rotating shaft; 3. Fixed bracket; 4. Torque assembly; 41. Gasket; 42. Thread; 43. Nut; 5. Limiting assembly; 51. Limiting piece; 52. Limiting hole; 53. Limiting column; 54. Kit; 6. Base frame. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0023] In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0024] The utility model provides a rotating shaft capable of adjusting the limit position at multiple angles.

[0025] like Figures 1 to 5 As shown, in one embodiment of the utility model, the rotating shaft with multi-angle adjustable limit includes a sleeve 1, a rotating shaft 2 is provided on the sleeve 1, a fixing frame 3 is provided on the rotating shaft 2, a torque assembly 4 is provided on the rotating shaft 2, a base frame 6 is provided on the sleeve 1, and a limiting assembly 5 is provided between the sleeve 1 and the rotating shaft 2. The limiting assembly 5 includes a limiting member 51, a limiting hole 52, a limiting column 53 and a kit 54. The limiting member 51 is sleeved on the rotating shaft 2, the limiting hole 52 is opened on the sleeve 1, the limiting column 53 is provided on the limiting member 51, and the kit 54 is provided on the rotating shaft 2 and fits with the limiting member 51.

[0026] Specifically, the fixing frame 3 is provided with a plurality of mounting holes, and the fixing frame 3 and the mounting holes are convenient for connecting with objects that need to be rotated and adjusted.

[0027] Specifically, a limiting notch is provided on the limiting member 51, and a protrusion is provided on the set 54. The limiting notch serves to limit the protrusion on the set 54. There are multiple limiting holes 52 and limiting columns 53, and the number of limiting holes 52 is greater than the number of limiting columns 53, so that the limiting member 51 can conveniently play the role of adjusting the angle limit.

[0028] Specifically, the base frame 6 is provided with fixing holes, the number of the base frames 6 is two, and the number of the fixing holes is multiple. Preferably, in this embodiment, four fixing holes are opened on a single base frame 6, and the fixing holes enable the base frame 6 and the object base to play a role of limiting and fixing.

[0029] Specifically, the torque assembly 4 includes a gasket 41, a thread 42 and a nut 43. The gasket 41 is sleeved on the rotating shaft 2. The left and right ends of the rotating shaft 2 are rounded to facilitate the sleeve of the nuts 43 on the left and right sides of the rotating shaft 2. The gasket 41 is arranged inside the sleeve 1, the thread 42 is arranged on the rotating shaft 2 and is located inside the sleeve 1, and the nut 43 is sleeved on the rotating shaft 2 and is located inside the sleeve 1.

[0030] Specifically, the thread 42 has multiple sections, which are respectively connected to the nut 43 . The thread 42 on the rotating shaft 2 can limit the nut 43 .

[0031] Specifically, there are multiple washers 41 , and the multiple washers 41 are squeezed by the nuts 43 to facilitate the shaft 2 to generate torque.

[0032] Specifically, the working principle and practical process of the utility model are as follows:

[0033] When it is necessary to adjust the fixing frame 3 to a satisfactory angle for limiting, first rotate the limiting member 51 to a suitable angle, and then insert the limiting column 53 into the limiting hole 52, so that the limiting member 51 can be easily adjusted and installed, and the rotating shaft 2 can be limited at multiple angles. Then, the sleeve 1 and the limiting member 51 are sleeved on the rotating shaft 2, and then the gasket 41 is respectively inserted into the rotating shaft 2 from the left and right ends of the rotating shaft 2, and then the nut 43 is respectively inserted into the rotating shaft 2 from the left and right ends of the rotating shaft 2 through the thread 42, and the gasket 41 is squeezed to make the rotating shaft 2 generate torque. Finally, the fixing frame 3 on the rotating shaft 2 is rotated, and the protrusion on the kit 54 is limited by the limiting notch on the limiting member 51. It can be adjusted to a satisfactory angle for limiting at one time without repeated adjustment.

[0034] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A rotating shaft capable of adjusting the limit position at multiple angles, characterized in that: The invention comprises a sleeve (1), wherein a rotating shaft (2) is provided on the sleeve (1), a fixing frame (3) is provided on the rotating shaft (2), a torque assembly (4) is provided on the rotating shaft (2), a base frame (6) is provided on the sleeve (1), a limiting assembly (5) is provided between the sleeve (1) and the rotating shaft (2), the limiting assembly (5) comprises a limiting member (51), a limiting hole (52), a limiting column (53) and a sleeve (54), wherein the limiting member (51) is sleeved on the rotating shaft (2), the limiting hole (52) is opened on the sleeve (1), the limiting column (53) is provided on the limiting member (51), and the sleeve (54) is provided on the rotating shaft (2) and fits with the limiting member (51).

2. The rotating shaft capable of adjusting the position of the limiter at multiple angles according to claim 1, characterized in that: The fixing frame (3) is provided with mounting holes, and the number of the mounting holes is multiple.

3. The rotating shaft capable of adjusting the position of the limiter at multiple angles according to claim 1, characterized in that: The limiting member (51) is provided with a limiting notch, the sleeve (54) is provided with a protrusion, and the limiting holes (52) and the limiting columns (53) are both in plurality.

4. The rotating shaft capable of adjusting the position of the limiter at multiple angles according to claim 1, characterized in that: The base frame (6) is provided with fixing holes, and the number of the fixing holes is multiple.

5. The rotating shaft capable of adjusting the limit position at multiple angles according to claim 1, characterized in that: The torque assembly (4) comprises a gasket (41), a thread (42) and a nut (43); the gasket (41) is sleeved on the rotating shaft (2); the gasket (41) is arranged inside the sleeve (1); the thread (42) is arranged on the rotating shaft (2) and is located inside the sleeve (1); the nut (43) is sleeved on the rotating shaft (2) and is located inside the sleeve (1).

6. The rotating shaft capable of adjusting the position of the limiter at multiple angles according to claim 5, characterized in that: The thread (42) has multiple sections, which are respectively connected to the nuts (43).

7. The rotating shaft capable of adjusting the position of the limiter at multiple angles according to claim 5, characterized in that: The number of the gaskets (41) is plural.

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