Torsion spring damping type rotating shaft

Abstract

The utility model provides a torsional spring damping type rotating shaft which comprises a main rod body, a torsional spring is installed on the outer side of the main rod body, a screw rod is fixedly installed at one end of the main rod body, a rotating seat which is not in contact with the screw rod is installed on the outer side of the screw rod, and a fixing ring is coaxially and fixedly installed on one side of the rotating seat. A connecting groove rotationally connected with the fixing ring is coaxially formed in the end, close to the rotating base, of the main rod body. A connecting shaft is coaxially and fixedly mounted at one end of the main rod body, a fixing seat is slidably connected to the outer side of the connecting shaft, connecting holes are formed in the fixing seat and the rotating seat, and the two ends of the torsional spring are located on the inner sides of the two sets of connecting holes respectively; and two groups of friction plates are mounted on one side of the rotating seat. Through the cooperation of the first nut and the friction plate, resistance can be applied to the rotating seat, so that when the torsional spring drives the first connecting rod, the second connecting rod and the connecting piece to move, the moving speed of the connecting piece is reduced, and an object connected with the connecting piece is protected.

Description

Technical Field

[0001] The utility model belongs to the technical field of torsion spring rotating shafts, and more specifically, particularly relates to a torsion spring damping type rotating shaft. Background Art

[0002] The opening and closing of some existing objects are realized by torsion spring shafts, such as the lids of some flip phones and flip trash cans are driven to flip open by torsion spring shafts, but most existing torsion spring shafts do not have damping, resulting in the lid moving too fast when opening, which may cause damage to the lid. Therefore, in view of this, the existing structure and defects are studied and improved, and a torsion spring damping shaft is provided to achieve a more practical purpose. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a torsion spring damping type rotating shaft, which is achieved by the following specific technical means:

[0004] The cam is secured to the upper and lower ends of the camshafts and are secured to a 38mm thick sheet of paper and are easily attached to the user's hands and are easily removable.

[0005] Furthermore, a thread is provided on the outer side of the connecting shaft and a nut 2 is threadedly connected thereto, and one side of the nut 2 abuts against one side of the fixing seat.

[0006] Furthermore, the outer sides of the nut 1 and the nut 2 are both provided with anti-slip patterns.

[0007] Furthermore, a slide groove is provided on the fixing seat, the slide groove is an annular groove, and the slide groove is coaxially arranged with the fixing seat, and a connecting rod 1 is slidably connected to the inner side of the slide groove.

[0008] Furthermore, a second connecting rod is fixedly installed on the outer side of the rotating seat, and the central axis of the second connecting rod intersects and is perpendicular to the central axis of the rotating seat.

[0009] Furthermore, the connecting rod 1 and the connecting rod 2 are fixedly mounted with a connecting piece.

[0010] Furthermore, the connecting piece is provided with a plurality of groups of mounting holes.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The utility model can apply damping to the rotating seat during use through the cooperation of nut 1 and the friction plate, so that when the torsion spring drives the connecting rod 1, the connecting rod 2 and the connecting plate to move, the movement speed of the connecting plate is slowed down, thereby protecting the object connected by the connecting plate and increasing the practicality of the product.

[0013] 2. The utility model can adjust the pressure between the two sets of friction plates through the cooperation of the nut and the screw, thereby adjusting the rotation speed of the rotating seat to adapt to the movement speed required by different objects, thereby increasing the applicability of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the overall explosion structure of the utility model.

[0016] Figure 3 It is a structural schematic diagram of a fixing seat of the utility model.

[0017] Figure 4 It is a schematic diagram of the main rod structure of the utility model.

[0018] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0019] 1. Main rod body; 2. Connecting shaft; 3. Fixed seat; 4. Torsion spring; 5. Screw rod; 6. Rotating seat; 7. Connecting hole; 8. Friction plate; 9. Nut 1; 10. Connecting rod 1; 11. Connecting rod 2; 12. Connecting plate; 13. Nut 2. DETAILED DESCRIPTION

[0020] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0021] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] Example:

[0024] As attached Figure 1 To Attachment Figure 4 As shown:

[0025] The utility model provides a torsion spring damping rotating shaft, comprising a main rod body 1, a torsion spring 4 is installed on the outer side of the main rod body 1, a screw rod 5 is fixedly installed on one end of the main rod body 1, a rotating seat 6 that does not contact the screw rod 5 is installed on the outer side of the screw rod 5, and a fixing ring is coaxially fixedly installed on one side of the rotating seat 6. The main rod body 1 is coaxially provided with a connecting groove rotatably connected to the fixing ring on one end close to the rotating seat 6; a connecting shaft 2 is coaxially fixedly installed on one end of the main rod body 1, a fixing seat 3 is slidably connected on the outer side of the connecting shaft 2, and connecting holes 7 are provided on the fixing seat 3 and the rotating seat 6, and the two ends of the torsion spring 4 are respectively located on the inner sides of the two groups of connecting holes 7; two groups of friction plates 8 are installed on one side of the rotating seat 6, the two groups of friction plates 8 are arranged against each other, and one group of the friction plates 8 is fixedly connected to the rotating seat 6, and a nut 9 is threadedly connected to the outer side of the screw rod 5, and one side of the nut 9 is fixedly connected to a group of the friction plates 8 away from the rotating seat 6.

[0026] The outer side of the connecting shaft 2 is provided with threads and is threadedly connected with a nut 2 13 , one side of the nut 2 13 abuts against one side of the fixing seat 3 to limit the fixing seat 3 and prevent the fixing seat 3 from being separated during operation.

[0027] Among them, the outer sides of the nut 1 9 and the nut 2 13 are both provided with anti-slip patterns, which facilitate the operator to rotate the nut 1 9 and the nut 2 13.

[0028] Among them, a slide groove is provided on the fixed seat 3, and the slide groove is an annular groove, and the slide groove is coaxially arranged with the fixed seat 3. A connecting rod 10 is slidably connected to the inner side of the slide groove so that the connecting rod 10 can rotate around the center of the main rod body 1.

[0029] Among them, a connecting rod 2 11 is fixedly installed on the outer side of the rotating seat 6, and the central axis of the connecting rod 2 11 intersects and is perpendicular to the central axis of the rotating seat 6, so that the connecting rod 2 11 drives the rotating seat 6 to rotate, and then drives one end of the torsion spring 4 to rotate, so as to drive the torsion spring 4 to deform and store elastic force.

[0030] The connecting rod 1 10 and the connecting rod 2 11 are fixedly mounted with a connecting piece 12 to ensure that the connecting piece 12 can rotate around the center of the main rod body 1 .

[0031] The connecting piece 12 is provided with a plurality of mounting holes, so as to facilitate the fixed connection of the connecting piece 12 with other objects.

[0032] The working principle of this embodiment is as follows: when the main rod body 1 needs to be used, the main rod body 1 is first fixed, and then the object is fixed on the connecting plate 12. The nut 9 is rotated according to the needs of the object to drive the two sets of friction plates 8 to press against the rotating seat 6, and damping is applied to the rotating seat 6 to prevent the object from being damaged due to the excessive movement speed of the connecting plate 12.

[0033] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A torsion spring damping type rotating shaft, comprising a main rod body (1), a torsion spring (4) being installed on the outer side of the main rod body (1), characterized in that: A screw rod (5) is fixedly mounted on one end of the main rod body (1), a rotating seat (6) which does not contact the screw rod (5) is mounted on the outer side of the screw rod (5), a fixing ring is coaxially fixedly mounted on one side of the fixing seat (6), and a connecting groove which is rotatably connected to the fixing ring is coaxially provided on the end of the main rod body (1) close to the rotating seat (6); a connecting shaft (2) is coaxially fixedly mounted on one end of the main rod body (1), a fixing seat (3) is slidably connected to the outer side of the connecting shaft (2), and the fixing seat (3) and the rotating seat (6) are both provided with connecting holes (7), and the two ends of the torsion spring (4) are respectively located on the inner sides of the two groups of connecting holes (7); two groups of friction plates (8) are installed on one side of the rotating seat (6), the two groups of friction plates (8) are arranged to abut against each other, and one group of the friction plates (8) is fixedly connected to the rotating seat (6); the outer side of the screw rod (5) is threadedly connected with a nut (9), and one side of the nut (9) is fixedly connected to the group of friction plates (8) away from the rotating seat (6).

2. The torsion spring damping shaft according to claim 1, characterized in that: The outer side of the connecting shaft (2) is provided with a thread and is threadedly connected to a second nut (13), and one side of the second nut (13) abuts against one side of the fixing seat (3).

3. The torsion spring damping shaft according to claim 2, characterized in that: The outer sides of the nut 1 (9) and the nut 2 (13) are both provided with anti-slip patterns.

4. The torsion spring damping shaft according to claim 1, characterized in that: The fixing seat (3) is provided with a slide groove, the slide groove is an annular groove, and the slide groove is coaxially arranged with the fixing seat (3), and a connecting rod 1 (10) is slidably connected to the inner side of the slide groove.

5. The torsion spring damping shaft according to claim 4, characterized in that: A second connecting rod (11) is fixedly mounted on the outer side of the rotating seat (6), and the central axis of the second connecting rod (11) intersects and is perpendicular to the central axis of the rotating seat (6).

6. The torsion spring damping shaft according to claim 5, characterized in that: The connecting rod 1 (10) and the connecting rod 2 (11) are jointly fixed with a connecting piece (12).

7. The torsion spring damping shaft according to claim 6, characterized in that: The connecting piece (12) is provided with a plurality of groups of mounting holes.

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