CN218670171U

CN218670171U - Damping increase structure to axle

Info

Publication number: CN218670171U
Application number: CN202221995177.6U
Authority: CN
Inventors: 祝琴妹; 黄石生; 王永兴; 张柏光
Original assignee: Shenzhen Baiku New Energy Co ltd
Current assignee: Shenzhen Baiku New Energy Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2023-03-21
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses a damping to axle increases structure belongs to axle damping structure technical field, including the axle bed, the top of axle bed is rotated and is connected with the rotating sleeve, the fixed upset load that has cup jointed in the outside of rotating sleeve, the both sides fixedly connected with damping lid of axle bed, the fixed hinge that has cup jointed in the middle part of rotating sleeve. The utility model discloses in, when torque spring's torsion reduces and needs to increase, it is rotatory to utilize interior hexagonal spanner to drive the actuating lever, it rotates to drive the external screw thread piece through the actuating lever, it rotates to utilize the external screw thread piece to drive torque spring, utilize torque spring's rotation compression torque spring to increase its torsion, simultaneously torsion equals behind the inside torque spring torsion adjustment of two damping covers, its central point is in the top of hinge when utilizing two opposite torsion of torque spring to guarantee that the upset load does not exert force, the function that increases has realized carrying out the damping, the practicality to this damping increase structure of axle has been improved.

Description

Damping increase structure to axle

Technical Field

The utility model relates to an axle damping structure technical field, more specifically say, relate to a damping to axle increases structure.

Background

The hinge shaft structure is generally used for connecting two objects which rotate relatively, and the utility model with the publication number of CN203716717U discloses a hinge shaft structure with bidirectional damping through retrieval, which comprises a turning load, a hinge shaft, a shaft seat, two bidirectional torsion springs and two damping covers, wherein the two bidirectional torsion springs and the two damping covers are symmetrically arranged on the shaft seat; the connecting end of the turning load is connected with the outer surface of the central position of the hinge shaft without relative movement; the hinge shaft is symmetrically sleeved with a bidirectional torsion spring left and right, and the damping covers are sleeved outside the hinge shaft and the bidirectional torsion spring and are in contact with the side surface of the shaft seat to seal the hinge shaft and the bidirectional torsion spring inside; the two ends of the bidirectional torsion spring are respectively provided with a fixed pin and a rotating pin, the fixed pins are fixedly connected with the damping cover, and the rotating pins of the bidirectional torsion spring and the hinge shaft are fixedly connected and rotate synchronously along with the hinge shaft. The hinge shaft structure with the bidirectional damping has the advantages of small volume, simple structure and low cost, only uses two bidirectional torsion springs, and realizes bidirectional stable rotation of large load through ingenious design of the mounting structures of the bidirectional torsion springs and the hinge shaft. However, the above patents have the following disadvantages: in the using process, the elastic force of the bidirectional torsion spring is gradually reduced, and the damping force of the hinge shaft structure is not convenient to increase, so that a damping increasing structure for the shaft is provided.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model aims to provide a damping for the counter shaft increases the structure, and it can realize increasing the damping elasticity of hinge structure.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides a damping increases structure to axle, includes the axle bed, the top of axle bed is rotated and is connected with the rotation cover, the fixed cover in the outside of rotation cover has cup jointed the upset load, the both sides fixedly connected with damping lid of axle bed, the fixed hinge that has cup jointed in middle part of rotation cover, the both ends of hinge extend to the inner chamber of two damping lid respectively, the tip of damping lid rotates and is connected with the rolling disc, the tip of damping lid is provided with fixed establishment, the inner wall of damping lid is provided with the internal thread, the external screw thread piece has been cup jointed to internal screw thread internal thread, the medial surface fixedly connected with actuating lever of rolling disc, the actuating lever cup joints with the activity of external screw thread piece, the outside cover of hinge is equipped with torque spring, torque spring's both ends are connected with the external screw thread piece with the rotation cover respectively.

As a preferred scheme of the utility model, fixed establishment is including seting up at a plurality of screw holes of damping lid tip and the rotation seat of fixed connection at the rolling disc lateral surface, interior hexagonal hole has been seted up to the terminal surface of rotating the seat, the side fixedly connected with fixed baseplate of rotating the seat, hexagon socket head cap screw is installed to the last screw thread of fixed baseplate, hexagon socket head cap screw's tip screw thread installation to the inner chamber of screw hole.

As an optimized scheme of the utility model, rotatory draw-in groove has been seted up to the tip that rotates the cover, fixed slot has been seted up to the terminal surface of external thread piece.

As a preferred scheme of the utility model, torque spring's both ends are fixed foot and rotatory foot respectively, the tip of fixed foot is pegged graft to fixed slot's inner chamber, the tip of rotatory foot is pegged graft to rotatory slot's inner chamber.

As an optimized proposal of the utility model, the hinge shaft is movably sleeved with the external thread block.

As an optimized scheme of the utility model, it is a plurality of the screw hole uses the rolling disc to be the circumference as the center and arranges.

As a preferable aspect of the present invention, the two torsion springs have opposite rotation torques.

Compared with the prior art, the utility model has the advantages of:

(1) The utility model discloses in, when torque spring's torsion reduces and needs to increase, it is rotatory to utilize interior hexagonal spanner to drive the actuating lever, it rotates to drive the external screw thread piece through the actuating lever, it rotates to utilize the external screw thread piece to drive torque spring, utilize torque spring's rotation compression torque spring to increase its torsion, simultaneously torsion equals behind the inside torque spring torsion adjustment of two damping covers, its central point is in the top of hinge when utilizing two opposite torsion of torque spring to guarantee that the upset load does not exert force, the function that increases has realized carrying out the damping, the practicality to this damping increase structure of axle has been improved.

(2) The utility model discloses in, use through the cooperation that rotates seat, hexagon socket head cap screw, fixed baseplate, interior hex bolts and screw hole, after rotatory rolling disc drives torsion to torque spring and adjusts, rotatory interior hex bolts makes the tip screw thread of interior hex bolts install and fix the seat of rotating in the corresponding screw hole of interior hex bolts to torque spring after the adjustment fixes, has improved this stability to the damping increase structure of axle.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a schematic cross-sectional view of the shaft seat of the present invention;

FIG. 4 is an internal view of the damping cap of the present invention;

fig. 5 is a schematic structural view of the torsion spring of the present invention.

The reference numbers in the figures illustrate:

1. a shaft seat; 2. rotating the sleeve; 3. turning over a load; 4. a hinge shaft; 5. a damping cover; 6. a fixing mechanism; 7. an internal thread; 8. an external thread block; 9. rotating the disc; 10. a drive rod; 11. a torsion spring; 12. a threaded hole; 13. a rotating seat; 14. an inner hexagonal hole; 15. a fixed base; 16. a socket head cap screw; 17. rotating the clamping groove; 18. fixing the clamping groove; 19. a fixed leg; 20. the foot is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-5, a damping increasing structure for a shaft comprises a shaft seat 1, a rotating sleeve 2 is rotatably connected to the top of the shaft seat 1, a turning load 3 is fixedly sleeved on the outer side of the rotating sleeve 2, damping covers 5 are fixedly connected to both sides of the shaft seat 1, a hinge shaft 4 is fixedly sleeved in the middle of the rotating sleeve 2, both ends of the hinge shaft 4 respectively extend to inner cavities of the two damping covers 5, a rotating disc 9 is rotatably connected to the end of the damping cover 5, a fixing mechanism 6 is arranged at the end of the damping cover 5, an internal thread 7 is arranged on the inner wall of the damping cover 5, an external thread block 8 is sleeved in the internal thread 7, a driving rod 10 is fixedly connected to the inner side of the rotating disc 9, the driving rod 10 is movably sleeved with the external thread block 8, a torsion spring 11 is sleeved on the outer side of the hinge shaft 4, and both ends of the torsion spring 11 are respectively connected with the rotating sleeve 2 and the external thread block 8.

In this embodiment, the cooperation between the driving rod 10 and the external thread block 8 is utilized to drive the external thread block 8 to rotate, the thread cooperation between the external thread block 8 and the internal thread 7 is utilized to drive the external thread block 8 to move along the axial direction of the driving rod 10, and meanwhile, the rotation of the external thread block 8 drives the torsion spring 11 to rotate to increase the elasticity of the torsion spring, so that the damping force of the torsion spring is increased.

Specifically, referring to fig. 1 and 4, the fixing mechanism 6 includes a plurality of threaded holes 12 formed in an end portion of the damping cover 5 and a rotating seat 13 fixedly connected to an outer side surface of the rotating disc 9, an inner hexagonal hole 14 is formed in an end surface of the rotating seat 13, a fixing base 15 is fixedly connected to a side surface of the rotating seat 13, an inner hexagonal screw 16 is threadedly mounted on the fixing base 15, and an end portion of the inner hexagonal screw 16 is threadedly mounted in an inner cavity of the threaded hole 12.

In this embodiment, the socket head wrench is used to drive the socket head 14 and the socket head cap 16 to rotate.

Specifically, referring to fig. 3-5, the end of the rotating sleeve 2 is provided with a rotating slot 17, and the end surface of the external thread block 8 is provided with a fixing slot 18.

Specifically, referring to fig. 2, two ends of the torsion spring 11 are respectively a fixing leg 19 and a rotating leg 20, an end of the fixing leg 19 is inserted into an inner cavity of the fixing slot 18, and an end of the rotating leg 20 is inserted into an inner cavity of the rotating slot 17.

In this embodiment, the outer diameter of the fixing leg 19 is equal to the inner diameter of the fixing slot 18, the outer diameter of the rotating leg 20 is equal to the inner diameter of the rotating slot 17, and the torsion spring 11 is mounted through the cooperation between the fixing leg 19 and the fixing slot 18 and the cooperation between the rotating leg 20 and the rotating slot 17.

Specifically, referring to fig. 2, the hinge shaft 4 is movably sleeved with the external thread block 8.

In this embodiment, both ends of the hinge shaft 4 are supported by the male screw blocks 8.

Specifically, referring to fig. 1, a plurality of threaded holes 12 are circumferentially arranged around the rotating disc 9.

In this embodiment, the position of the threaded hole 12 is matched with the position of the socket head cap screw 16, so as to ensure that the socket head cap screw 16 can be matched with the threaded hole 12 to fix the rotating seat 13, the rotating disc 9, the driving rod 10 and the external thread block 8.

Specifically, referring to fig. 2, the rotational torques of the two torsion springs 11 are opposite.

In this embodiment, the two torsion springs 11 with opposite rotational torques damp the clockwise or counterclockwise rotation of the rotating sleeve 2 and the tilting load 3.

The working principle is as follows: when the gravity center of the overturning load 3 is positioned right above the center of the hinge shaft 4, the two torsion springs 11 are in an original state, when the overturning load 3 rotates, one torsion spring 11 always acts on the overturning load 3 in a reaction manner, the torsion of one torsion spring 11 is always opposite to the gravity of the overturning load 3, and the torsion of the torsion spring 11 is utilized to drive the overturning load 3 to reset;

in addition, when the torsion of the torsion spring 11 is reduced and needs to be increased, the inner hexagon screws 16 on the two damping covers 5 are respectively rotated to enable the end parts to be separated from the inner cavity of the threaded hole 12 to remove the fixation of the rotating seat 13, then an inner hexagon wrench is used for driving the rotating seat 13, the rotating disc 9 and the driving rod 10 to rotate, the driving rod 10 is used for driving the outer thread block 8 to rotate, the outer thread block 8 is driven to move towards one side close to the shaft seat 1 through the matching between the outer thread block 8 and the inner thread 7, the outer thread block 8 rotates to drive the torsion spring 11 to rotate, the torsion spring 11 is compressed by the rotation of the torsion spring 11 to increase the torsion force, the torsion forces of the torsion springs 11 in the two damping covers 5 are equal after torsion force adjustment, the torsion forces are ensured to be located above the hinge shaft 4 when the overturning load 3 does not apply force by utilizing the opposite torsion forces of the two torsion springs 11, and finally the inner hexagon screws 16 are rotated to enable the end part threads of the inner hexagon screws 16 to be installed in the threaded holes 12 corresponding to the inner hexagon screws 16 to fix the rotating seat 13.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides a damping to axle increases structure, includes axle bed (1), its characterized in that: the top of axle bed (1) is rotated and is connected with and rotates cover (2), the outside of rotating cover (2) is fixed to be cup jointed and is turned over load (3), the both sides fixedly connected with damping lid (5) of axle bed (1), the middle part of rotating cover (2) is fixed to be cup jointed has hinge (4), the both ends of hinge (4) extend to the inner chamber of two damping lid (5) respectively, the tip of damping lid (5) is rotated and is connected with rolling disc (9), the tip of damping lid (5) is provided with fixed establishment (6), the inner wall of damping lid (5) is provided with internal thread (7), the internal thread of internal thread (7) is cup jointed outer thread piece (8), the medial surface fixedly connected with actuating lever (10) of rolling disc (9), actuating lever (10) and outer thread piece (8) activity cup joint, the outside cover of hinge (4) is equipped with torque spring (11), torque spring (11)'s both ends are connected with external thread piece (8) with rotating cover (2) respectively.

2. A damping increasing structure for a shaft according to claim 1, wherein: fixing mechanism (6) are including offering at a plurality of screw holes (12) and the rotation seat (13) of fixed connection at rolling disc (9) lateral surface of damping lid (5) tip, interior hexagonal hole (14) have been seted up to the terminal surface of rotation seat (13), the side fixedly connected with unable adjustment base (15) of rotation seat (13), hexagon socket head cap screw (16) are installed to screw thread on unable adjustment base (15), the inner chamber to screw hole (12) is installed to the tip screw thread of hexagon socket head cap screw (16).

3. A damping increasing structure for a shaft according to claim 1, wherein: the end part of the rotating sleeve (2) is provided with a rotating clamping groove (17), and the end surface of the external thread block (8) is provided with a fixed clamping groove (18).

4. A structure for increasing damping with respect to a shaft as set forth in claim 3, wherein: two ends of the torsion spring (11) are respectively provided with a fixed pin (19) and a rotating pin (20), the end part of the fixed pin (19) is inserted into the inner cavity of the fixed clamping groove (18), and the end part of the rotating pin (20) is inserted into the inner cavity of the rotating clamping groove (17).

5. A damping increasing structure for a shaft according to claim 1, wherein: the hinge shaft (4) is movably sleeved with the external thread block (8).

6. A damping increasing structure for a shaft according to claim 2, wherein: the threaded holes (12) are circumferentially arranged with the rotating disc (9) as the center.

7. A damping increasing structure for a shaft according to claim 1, wherein: the rotational torques of the two torsion springs (11) are opposite.