CN212642432U

CN212642432U - Damping turnover device

Info

Publication number: CN212642432U
Application number: CN202020809130.0U
Authority: CN
Inventors: 黄紫虹
Original assignee: Toneluck Technology Huizhou Co ltd
Current assignee: Toneluck Technology Huizhou Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-03-02
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a damping turning device. The damping turnover device comprises a shell, a rotating shaft, a moving block and a pressure spring, wherein the moving block and the pressure spring are arranged in the shell; one end of the rotating shaft extends out of the shell, and the other end of the rotating shaft is positioned in the shell and is in meshed connection with the moving block along the axial direction; the rotating shaft and the shell can rotate relatively, and the moving block synchronously rotates along with the shell; one end of the pressure spring is connected and acts on one side of the moving block, which is far away from the rotating shaft, and the other end of the pressure spring is connected and acts on the shell; the end side of the shell, which is away from the rotating shaft and extends out, is provided with an installation end part, and the installation end part is provided with an installation screw hole. The mounting part of the damping turnover device of the utility model is arranged on the side of the shell body which is far away from the side of the rotating shaft, so that the damping turnover device can be easily and stably mounted; moreover, the damping turnover device is simple in structure, good in operation convenience and low in failure rate.

Description

Damping turnover device

Technical Field

The utility model relates to a damping tipping arrangement technical field, concretely relates to damping turning device.

Background

The damping turnover device can utilize damping characteristics to slow down mechanical rotation, so that the rotation process is more stable and slow stop can be realized. In the field of household appliances and automobiles, including washing machines, refrigerators, toilet boards and automobiles, flip covers such as washing machine cover plates and automobile tail doors are provided to be opened and closed, and the flip covers are usually installed by damping flip devices with damping functions. Through the effect of damping turning device, flip has the effect of slowly stopping when carrying out the upset and closing, can avoid receiving violent striking when closing rapidly of flip, perhaps presss from both sides and injures the human body.

The existing damping turnover device is generally provided with an installation hole on the axial side surface, the installation axial direction of the damping turnover device is far away from the rotating axial direction of a rotating shaft when the damping turnover device is installed, and the turnover pulling moment on the installation part is large in the turnover process. The installation and reinforcement requirements of the damping turnover device are higher, the solution is that a plurality of installation holes are arranged in a row to improve the installation stability, and the space occupancy rate of the structural appearance is still larger.

In addition, the existing damping turnover device usually adopts a complex structural design in order to realize the effect of turnover damping, has various parts, not only increases the cost and the production difficulty of the device, but also has poor operation convenience and is easy to break down.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a damping turning device to the defect or not enough that exist among the prior art. The mounting part of the damping turnover device is arranged on one end side of the shell, which extends away from the rotating shaft, and the distance between the mounting axial direction of the damping turnover device and the rotating axial direction of the rotating shaft is smaller when the damping turnover device is mounted, so that the turnover pulling moment of the mounting part in the turnover process is reduced, and the damping turnover device can be easily and stably mounted; moreover, the damping turnover device is simple in structure, good in operation convenience and low in failure rate.

The purpose of the utility model is realized through the following technical scheme.

A damping turnover device comprises a shell, a rotating shaft, a moving block and a pressure spring, wherein the moving block and the pressure spring are arranged in the shell; one end of the rotating shaft extends out of the shell, and the other end of the rotating shaft is positioned in the shell and is in meshed connection with the moving block along the axial direction; the rotating shaft and the shell can rotate relatively, and the moving block rotates synchronously with the shell when the shell and the rotating shaft rotate relatively;

one end of the pressure spring is connected and acts on one side of the moving block, which is far away from the rotating shaft, and the other end of the pressure spring is connected and acts on the shell; the end side of the shell, which is away from the rotating shaft and extends out, is provided with an installation end part, and the installation end part is provided with an installation screw hole.

In a preferred embodiment, the end face of the housing which projects away from the rotational axis is open and is provided with a mounting end cap by screwing, forming the mounting end.

In a more preferred embodiment, a gasket is disposed between the mounting end cap and the housing.

In a further preferred embodiment, an end of the compression spring facing away from the moving block abuts against the mounting end cap.

In a more preferred embodiment, the mounting end cap includes an end cap body; the end cover body is provided with an installation tail part extending along the direction departing from the shell; and the mounting screw hole is formed in the mounting tail part.

In a further preferred embodiment, the end cap body and the mounting tail portion each have a reinforcing rib thereon.

In a further preferred embodiment, the reinforcing bars comprise integrated transverse reinforcing bars and longitudinal reinforcing bars.

In a preferred embodiment, a sealing ring is sleeved on one end of the rotating shaft, which extends out of the shell, and the sealing ring is in sealing fit with the shell.

In a preferred embodiment, the moving block is provided with a guide ridge; the inner wall of the shell is provided with a guide groove which is arranged along the axial direction, and the guide ridge is matched with the guide groove; through the matching of the guide ridge and the guide groove, the moving block can freely slide and move in the shell along the axial direction and can synchronously rotate and rotate along with the shell.

In a preferred embodiment, the compression spring comprises a small compression spring and a large compression spring sleeved outside the small compression spring.

Compared with the prior art, the utility model has the advantages of as follows and beneficial effect:

the utility model discloses a damping turning device's installation position sets up on the one end tip that deviates from the rotation axis and stretch out of casing, is in the same axial with the rotation axis even, makes the rotatory axial of rotation axis and damping turning device's installation axial less apart when the installation, makes the upset of upset in-process to the installation position drag the moment and reduce to make this damping turning device can realize stable installation easily, and reduced the appearance space occupancy of integrated device. And the installation position is arranged in the form of an installation end cover, and the installation end cover is provided with a reinforcing rib, so that the installation stability of the damping turnover device can be further effectively improved.

The utility model discloses an among the damping turning device, the subassembly that adopts including casing, rotation axis, movable block and pressure spring can be realized providing good external damping effect, and the structure is succinct, and spare part is few, easily preparation for whole damping turning device's cost and cost of manufacture reduce, and the simple operation nature is good, and the fault rate is low.

Drawings

Fig. 1 is a schematic view of the overall structure of the damping turnover device of the present invention in an embodiment;

fig. 2 is an exploded schematic view of the damping turning device of the present invention in the embodiment;

the attached drawings are marked as follows: the sealing structure comprises a shell 1, a guide groove 10, a rotating shaft 2, a moving block 3, a guide ridge 30, a pressure spring 4, a small pressure spring 41, a large pressure spring 42, an installation end cover 5, an end cover body 50, an installation tail 51, an installation screw hole 510, a reinforcing rib 52, a screw 6, a sealing gasket 7 and a sealing ring 8.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the following specific embodiments and accompanying drawings, but the scope of protection and the implementation of the present invention are not limited thereto. In the description of the embodiments of the present invention, it should be noted that the terms "inside" and "outside" are used for distinguishing the orientations and positional relationships based on the orientations and positional relationships shown in the drawings or the orientations and positional relationships that the products of the present invention usually place when using, and are used only for convenience of description and simplicity of description, but not for indicating or implying that the devices or elements to be referred must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention, and should not be construed as indicating or implying any relative importance.

Example 1

The damping turnover device of the present embodiment, as shown in fig. 1 and 2, includes a housing 1, a rotating shaft 2, and a moving block 3 and a compression spring 4 disposed in the housing 1.

One end of the rotating shaft 2 extends out of the shell 1, and the other end of the rotating shaft is located in the shell 1 and is in axial occlusion connection with the moving block 3. And, the rotation axis 2 stretch out to the cover is equipped with sealing washer 8 on the outer one end of casing 1, just sealing washer 8 with sealed cooperation between the casing 1 to guarantee the inside leakproofness of casing 1. Specifically, the rotating shaft 2 comprises an occlusion part and an outer shaft part which are integrally connected, the occlusion part is positioned in the shell 1, the outer shaft part is positioned outside the shell 1, the sealing ring 8 is sleeved at the connection part of the occlusion part and the outer shaft part and is in sealing fit with the shell 1, and curved surface occlusion teeth are arranged on one side of the occlusion part, which is close to the moving block 3; correspondingly, one side of the moving block 3 close to the rotating shaft 2 is provided with curved surface meshing teeth, and the curved surface meshing teeth on the moving block 3 are correspondingly meshed with the curved surface meshing teeth on the meshing part of the rotating shaft 2.

The rotating shaft 2 and the shell 1 can rotate relatively, and when the shell 1 and the rotating shaft 2 rotate relatively, the moving block 3 rotates synchronously with the shell 1; furthermore, the moving block 3 is freely movable in the axial direction within the housing 1. When the rotating shaft 2 and the shell 1 rotate relatively, the moving block 3 rotates synchronously with the shell 1 and rotates relatively with the rotating shaft 2, at the moment, the meshing part of the rotating shaft 2 and the moving block 3 acts in the radial direction of a curved surface, and the displacement acting in the radial direction of the curved surface is converted into the displacement in the axial direction, so that the moving block 3 moves away from the rotating shaft 2.

In an optional embodiment, the moving block 3 is provided with a guide ridge 30, the inner wall of the housing 1 is provided with a guide groove 10 correspondingly matched with the guide ridge 30, and the guide ridge 30 can directionally slide along the guide groove 10, so that the moving block 3 can freely move along the axial direction in the housing 1 stably without deviation; and, the guide ridge 30 is fitted with the guide groove 10, so that the synchronous rotation of the moving block 3 with the housing 1 can be realized. In this embodiment, a portion of the moving block 3 away from the rotating shaft 2 is a square structure, guide grooves 10 corresponding to four square corners of the moving block 3 are formed in an inner wall of the housing 1, the four square corners of the moving block 3 serve as guide ridges 30 and extend into the guide grooves 10, and the moving block can directionally slide along the guide grooves 10, so that the moving block 3 can perform stable sliding movement in the housing 1 along an axial direction, and meanwhile, when the housing 1 and the rotating shaft 2 rotate relatively, the moving block 3 can rotate synchronously with the housing 1.

One end of the pressure spring 4 is connected to act on one side of the moving block 3 away from the rotating shaft 2, the other end of the pressure spring is connected to act on the housing 1, and optionally, two ends of the pressure spring 4 are respectively abutted to the inner walls of the moving block 3 and the housing 1 on one side away from the rotating shaft 2. So, when the relative rotation takes place for rotation 2 and casing 1 at rotation axis, movable block 3 rotates along with casing 1 synchronous rotation and takes place relative rotation with rotation axis 2, rotation axis 2 and the interlock position interact of movable block 3, make movable block 3 along the direction of keeping away from rotation axis 2 slip and compress pressure spring 4, and pressure spring 4 will produce the elasticity effect and compress in the direction of being kept away from rotation axis 2 with conflicting movable block 3 at the compression in-process, thereby make the interlock between movable block 3 and the rotation axis 2 strengthen, and then slow down the relative rotation between rotation axis 2 and the casing 1 and rotate, produce the damping effect to rotation axis 2 and casing 1 relative rotation promptly. In this embodiment, the compression spring 4 includes a small compression spring 41 and a large compression spring 42 sleeved outside the small compression spring 41; the damping action exerted on the rotating shaft 2 and the housing 1 is made more stable by the double compression spring effect of the size.

When the damping turnover device is used for realizing the turnover opening and closing of the turnover cover, the outer shaft part of the rotating shaft 2 is fixedly arranged on the fixed plate, and the shell 1 is fixedly connected with the turnover cover and can synchronously rotate along with the turnover opening and closing of the turnover cover; in the process of turning the flip cover, the flip cover drives the shell 1 to rotate relative to the rotating shaft 2, and the damping action generated by the rotating shaft 2, the moving block 3 and the pressure spring 4 is transmitted to the flip cover through the shell 1, so that the flip cover can realize slow stop at the tail end of the flip cover. This damping turning device adopts the subassembly including casing 1, rotation axis 2, movable block 3 and pressure spring 4 can realize providing good external damping effect, and the structure is succinct, and spare part is few, easily preparation for whole damping turning device's cost and cost of manufacture reduce, and the simple operation nature is good, and the fault rate is low.

Furthermore, the housing 1 has a mounting end on the end side which projects away from the rotational axis 2, in a preferred embodiment even coaxially with the rotational axis 2, and the mounting end has a mounting screw 510. When the damping turnover device is installed, the installation end is fixedly installed on the turnover cover through the matching of the screw and the installation screw hole 510, and the outer shaft part of the rotating shaft 2 is fixedly connected with the fixing plate. Therefore, when the flip cover is turned over, the distance between the rotating shaft of the rotating shaft 2 and the mounting shaft of the damping turning device is small, so that the turning pulling moment to the mounting part in the turning process is reduced, the damping turning device can be easily stably mounted, and the form space occupancy rate of the whole damping turning device is reduced.

In particular, in the present embodiment, the mounting end is provided in the form of a mounting end cap 5. Wherein, the one end side that deviates from the rotation axis 2 of casing 1 stretches out is opened, and install end cover 5 closes through screw 6 and locks the installation on the opening port of casing 1, forms the installation tip.

Wherein, the mounting end cap 5 includes an end cap body 50, and the end cap body 50 can be adapted to close the open port of the housing 1. The end cover body 50 is provided with an installation tail part 51 extending along the direction departing from the shell 1, and the installation tail part 51 is of a flat structure; the mounting tail portion 51 is provided with the mounting screw hole 510. In the installation process of the damping turnover device, the installation tail part 51 is attached to the turnover cover, the installation screw hole 510 corresponds to the screw hole in the fixing plate, and the installation is convenient.

Further, the end cap body 50 and the mounting tail portion 51 are provided with reinforcing ribs 52. More preferably, the reinforcing beads 52 include a transverse reinforcing bead and a longitudinal reinforcing bead which are integrated. The reinforcing ribs 52 are arranged on the mounting end cover 5, so that the load capacity of the mounting end cover 5 is enhanced, the mounting end cover 5 can bear larger pulling force in the flip process, the mounting end cover 5 is prevented from deforming and mounting and displacing, and the mounting stability of the damping turnover device can be further effectively improved.

Moreover, a gasket 7 is provided between the mounting end cap 5 and the housing 1, thereby ensuring the sealing property between the housing 1 and the mounting end cap 5. Meanwhile, optionally, one end of the pressure spring 4, which is away from the moving block 3, is directly abutted on the mounting end cover 5.

The above embodiments are merely preferred embodiments of the present invention, and only lie in further detailed description of the technical solutions of the present invention, but the protection scope and the implementation manner of the present invention are not limited thereto, and any changes, combinations, deletions, replacements, or modifications that do not depart from the spirit and principles of the present invention will be included in the protection scope of the present invention.

Claims

1. The damping turnover device is characterized by comprising a shell (1), a rotating shaft (2), a moving block (3) and a pressure spring (4) which are arranged in the shell (1); one end of the rotating shaft (2) extends out of the shell (1), and the other end of the rotating shaft is positioned in the shell (1) and is in meshed connection with the moving block (3) along the axial direction; the rotating shaft (2) and the shell (1) can rotate relatively, and when the shell (1) and the rotating shaft (2) rotate relatively, the moving block (3) rotates synchronously with the shell (1);

one end of the pressure spring (4) is connected to act on one side of the moving block (3) departing from the rotating shaft (2), and the other end of the pressure spring is connected to act on the shell (1); the end side of the shell (1) extending away from the rotating shaft (2) is provided with an installation end part, and the installation end part is provided with an installation screw hole.

2. A damped turn-over device according to claim 1, characterized in that the end side of the housing (1) projecting away from the axis of rotation (2) is open and is closed-locked with a mounting end cap (5) by means of screws (6) forming the mounting end.

3. A damped turn-over device according to claim 2, characterised in that a sealing gasket (7) is arranged between the mounting end cap (5) and the housing (1).

4. A damped turn-over device according to claim 2, characterised in that the end of the compression spring (4) facing away from the moving block (3) abuts against the mounting end cap (5).

5. A damped turn-over device according to any one of claims 2 to 4, characterised in that the mounting end cap (5) comprises an end cap body (50); the end cover body (50) is provided with a mounting tail part (51) extending along the direction departing from the shell (1); and the mounting screw hole is arranged on the mounting tail part (51).

6. A damped turn device according to claim 5 wherein the end cap body (50) and the mounting tail (51) each have stiffening ribs (52) thereon.

7. The damping turnover device is characterized in that a sealing ring (8) is sleeved on one end, extending out of the shell (1), of the rotating shaft (2), and the sealing ring (8) is in sealing fit with the shell (1).

8. The damped turn-over device according to claim 1, characterized in that the mobile mass (3) has a guide ridge (30); the inner wall of the shell (1) is provided with a guide groove (10) which is arranged along the axial direction, and the guide ridge (30) is matched with the guide groove (10); through the matching of the guide ridge (30) and the guide groove (10), the moving block (3) can freely slide and move in the shell (1) along the axial direction and can synchronously rotate and rotate along with the shell (1).

9. The damping turnover device is characterized in that the compression spring (4) comprises a small compression spring (41) and a large compression spring (42) sleeved outside the small compression spring (41).