CN211834173U

CN211834173U - Damper

Info

Publication number: CN211834173U
Application number: CN202020150530.5U
Authority: CN
Inventors: 徐旭东
Original assignee: Huawei Ningbo Sanitary Technology Co ltd
Current assignee: Ningbo Xinweijie Hi Tech Sanitary Ware Co ltd
Priority date: 2020-02-03
Filing date: 2020-02-03
Publication date: 2020-11-03
Anticipated expiration: 2030-02-03

Abstract

The utility model relates to a damper, which comprises a connecting mandrel and a shaft sleeve internally provided with a channel, wherein the shaft sleeve is sleeved outside the connecting mandrel, a plurality of deformation bodies are arranged on the connecting mandrel in a circumferential limiting way, and the deformation bodies are arranged in the channel and are rubbed and offset with the inner wall of the shaft sleeve; and the adjusting component is used for controlling the radial deformation degree of the deformation body. The aim of damping is achieved through the friction force between the deformation body and the inner wall of the shaft sleeve, damping oil in the prior art is not needed, and the situation of oil leakage does not exist; the change of the damping force is realized by controlling the deformation degree of the deformation body, and the damping force can be automatically adjusted according to actual needs. The utility model belongs to the technical field of the attenuator.

Description

Damper

Technical Field

The utility model belongs to the technical field of the attenuator, especially, relate to a be applied to attenuator on rotor plates such as toilet lid

Background

Most of the current toilet covers are large and heavy, and if the toilet covers do not descend slowly, the toilet covers can generate loud sound when descending, and even can be clipped on hands of children to cause injury. Therefore, many dampers for toilet covers have appeared. Most of the dampers for toilet covers on the market at present have complicated structures, poor damping effects and short service life.

Like the utility model patent of patent No. CN201821022459.1, a toilet lid attenuator, including casing and the damping oil of encapsulation in the casing, still including setting up the axle core in the casing and with the integrative connecting axle that sets up and extend to outside the casing of axle core, a closing cap has been cup jointed on the connecting axle, the closing cap with sealed damping oil behind the casing lock. The above techniques have the following needs to be improved: 1. the magnitude of the damping force cannot be adjusted. 2. The damping function is realized by adopting a damping oil mode, and absolute sealing cannot be realized, so that the phenomenon of oil leakage can occur after the closestool is used for a period of time, and the closestool is polluted. 3. The damping effect may also be lost after an oil leak.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: provided is a damper which does not require damping oil and can adjust the magnitude of a damping force as required.

The utility model adopts the technical proposal that: a damper comprises a connecting mandrel and a shaft sleeve with a channel arranged therein, wherein the shaft sleeve is sleeved outside the connecting mandrel, a plurality of deformation bodies are arranged on the connecting mandrel in a circumferential limiting manner, and the deformation bodies are arranged in the channel and are in friction abutment with the inner wall of the shaft sleeve; and the adjusting component is used for controlling the radial deformation degree of the deformation body.

The adjusting assembly comprises a limiting baffle, an adjusting baffle and an adjusting bolt, the limiting baffle, the adjusting baffle and the adjusting bolt are axially arranged along the connecting mandrel, the limiting baffle is fixed on the connecting mandrel, the adjusting baffle is movably sleeved on the connecting mandrel, the deformation body is located between the limiting baffle and the adjusting baffle, and the adjusting bolt is located on the outer side of the adjusting baffle and is in threaded connection with the connecting mandrel after penetrating through the adjusting baffle.

The connecting mandrel is provided with a limiting baffle plate at the inner end side of the deformation body, and the deformation body is positioned between the limiting baffle plate and the adjusting baffle plate.

And a gasket is arranged between the adjusting baffle and the adjusting bolt.

The shaft sleeve is provided with a limit baffle ring at the position close to the passage opening of the adjusting baffle plate, and the adjusting baffle plate and the gasket are both positioned at the inner side of the limit baffle ring.

The cross section of the body of the connecting mandrel in the shaft sleeve 12 is polygonal, and the deformation body and the adjusting baffle plate are provided with holes matched with the outer contour of the connecting mandrel. The cross section of the connecting mandrel is cross-shaped.

The deformation body is a silica gel body or a rubber body.

And the outer wall of the shaft sleeve is provided with a connecting bolt.

The technical effects of the utility model are that: 1. the aim of damping is achieved through the friction force between the deformation body and the inner wall of the shaft sleeve, damping oil in the prior art is not needed, and the situation of oil leakage does not exist; 2. the change of the damping force is realized by controlling the deformation degree of the deformation body, and the damping force can be automatically adjusted according to actual needs.

Preferably, the adjusting assembly comprises a limiting baffle, an adjusting baffle and an adjusting bolt, the limiting baffle, the adjusting baffle and the adjusting bolt are axially arranged along the connecting mandrel, the limiting baffle is fixed on the connecting mandrel, the adjusting baffle is movably sleeved on the connecting mandrel, the deformation body is located between the limiting baffle and the adjusting baffle, and the adjusting bolt is located on the outer side of the adjusting baffle and is in threaded connection with the connecting mandrel after penetrating through the adjusting baffle. The adjusting bolt drives the adjusting baffle plate to extrude the deformation body so as to change the friction force between the deformation body and the shaft sleeve and adjust the damping force; the bolt adjusting mode has simple structure and simple and convenient operation. The axial limiting of the inner side and the outer side of the deformation body is directly realized on the connecting mandrel, and the manufacturing is more convenient.

Preferably, a gasket is arranged between the adjusting baffle and the adjusting bolt. The contact surface between the adjusting bolt and the adjusting baffle is improved, and the adjustment is better realized.

Preferably, the shaft sleeve is provided with a limit baffle ring at the position close to the passage opening of the adjusting baffle plate, and the adjusting baffle plate and the gasket are both positioned at the inner side of the limit baffle ring. The adjusting baffle is prevented from falling off.

Preferably, the cross section of the connecting mandrel is polygonal, and the deformation body and the adjusting baffle are provided with holes matched with the outer contour of the connecting mandrel. The axial sliding of the deformation body and the adjusting baffle on the connecting mandrel and the circumferential limiting are ensured.

Preferably, the deformation body is a silica gel body or a rubber body. Good deformation effect and large friction force.

As an improvement, the outer wall of the shaft sleeve is provided with a connecting bolt. The installation is convenient on the horse barrel body.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a bottom view of the present invention.

Fig. 4 is a left side view of the present invention.

Fig. 5 is a right body diagram of the present invention.

Fig. 6 is a sectional view of the present invention.

Fig. 7 is a schematic view of the present invention after removing the shaft sleeve.

Fig. 8 is a schematic view of the present invention in combination with a toilet lid.

In the figure, 11, a connecting mandrel, 12, a shaft sleeve, 12.1, a channel, 12.2, a limit stop ring, 13, a deformation body, 14, an adjusting baffle, 15, an adjusting bolt, 16, a limit baffle, 17, a gasket, 18, a connecting bolt, 19, a toilet cover, 20, a positioning piece, 21 and a partition plate.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-8:

example 1: a damper comprises a connecting mandrel 11 and a shaft sleeve 12 with a channel 12.1 arranged inside, wherein the shaft sleeve 12 is made of stainless steel; the sleeve 12 is sleeved outside the connecting mandrel 11, in this embodiment, one end of the connecting mandrel 11 is designed to be rotatably disposed in the channel 12.1 of the sleeve 12, the other end of the connecting mandrel 11 extends outside the sleeve 12, and the extending part of the connecting mandrel 11 may be integrally formed with the inner part of the sleeve 12 or may be separately formed. Both ends of the connecting mandrel 11 may also extend outside the sleeve 12. The portion of the connecting shaft 11 extending therefrom is used for connecting to an external object, such as a toilet lid 19 as shown in fig. 8. A plurality of deformation bodies 13 are circumferentially limited on the connecting mandrel 11, the deformation bodies 13 are sleeved on the connecting mandrel 11, and the deformation bodies 13 are arranged in the channel 12.1 and are in friction abutment with the inner wall of the shaft sleeve 12; the deformation body 13 may be silicone, rubber, or the like, and is not limited to these two materials; it is only necessary that it be capable of generating frictional force with the inner wall of the sleeve 12. In order to adjust the friction between the deformation body 13 and the shaft sleeve 12, the present embodiment further includes an adjusting assembly for controlling the radial deformation degree of the deformation body 13. The adjusting assembly comprises a limiting baffle 16, an adjusting baffle 14 and an adjusting bolt 15 which are axially arranged along the connecting mandrel 11, the limiting baffle 16 is fixed on the connecting mandrel 11, the adjusting baffle 14 is movably sleeved on the connecting mandrel 11, the deformation body 13 is positioned between the limiting baffle 16 and the adjusting baffle 14, and the adjusting bolt 15 is positioned on the outer side of the adjusting baffle 14 and penetrates through the adjusting baffle 14 to be in threaded connection with the connecting mandrel 11. The adjusting bolt 15 is rotated to drive the adjusting baffle 14 to move, so that the deformation body 13 is squeezed or loosened.

The specific limit of the deformation body 13 on the connecting mandrel 11 is: the connecting mandrel 11 is provided with a limit stop 16 on the inner end side (left side shown in fig. 6) of the deformation body 13, and the deformation body 13 is located between the limit stop 16 and the adjustment stop 14. In the embodiment shown, the deformation bodies 13 have how fast and are separated between the deformation bodies 13 by a partition 21 which can slide axially on the connecting mandrel 11. A gasket 17 is arranged between the adjusting baffle 14 and the adjusting bolt 15. The limit baffle 16 is integrally formed with the connecting mandrel 11.

The position of the shaft sleeve 12 close to the opening of the channel 12.1 of the adjusting baffle plate 14 is provided with a limit baffle ring 12.2, and the adjusting baffle plate 14 and the gasket 17 are both positioned at the inner side of the limit baffle ring 12.2. The limit stop ring 12.2 is integrally formed with the shaft sleeve 12 or welded at the port of the shaft sleeve 12.

The cross section of the body of the connecting mandrel 11 in the shaft sleeve 12 is polygonal or irregular, and the deformation body 13 and the adjusting baffle 14 are provided with holes matched with the outer contour of the connecting mandrel 11. In the embodiment, the cross section of the connecting mandrel 11 is cross-shaped.

The deformation body 13 is a silica gel body or a rubber body. The outer wall of the shaft sleeve 12 is provided with a connecting bolt 18 and a positioning piece 20 along the axial direction, and the connecting bolt 18 and the positioning piece 20 are installed on the horse barrel body and locked by matching a nut with the connecting bolt 18.

Example 2: a damper comprises a connecting mandrel 11 and a shaft sleeve 12 with a channel 12.1 arranged inside, wherein the shaft sleeve 12 is made of stainless steel; one end of the connecting core shaft 11 is rotatably arranged in the channel 12.1 of the shaft sleeve 12, the other end of the connecting core shaft 11 extends out of the shaft sleeve 12, and the extending part of the connecting core shaft 11 can be integrally formed with the part in the shaft sleeve 12 or can be formed separately. The part of the connecting mandrel 11 from which it extends is intended to be connected to a foreign object, for example a toilet lid. A plurality of deformation bodies 13 are circumferentially limited on the connecting mandrel 11, the deformation bodies 13 are sleeved on the connecting mandrel 11, and the deformation bodies 13 are arranged in the channel 12.1 and are in friction abutment with the inner wall of the shaft sleeve 12; the deformation body 13 may be silicone, rubber, or the like, and is not limited to these two materials; it is only necessary that it be capable of generating frictional force with the inner wall of the sleeve 12. In order to adjust the friction force between the deformation body 13 and the shaft sleeve 12, the present embodiment further includes an adjusting component for controlling the radial deformation degree of the deformation body 13, the adjusting component includes a rotating sleeve with an internal thread, the rotating sleeve is sleeved on the connecting core shaft 11, the connecting core shaft 11 is provided with an external thread matched with the internal thread of the rotating sleeve, and the rotating sleeve is rotated to realize the axial movement of the rotating sleeve on the connecting core shaft 11, so as to control the deformation degree of the deformation body 13, and thus realize the adjustment of the damping force.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a damper, includes connecting dabber (11) and establishes axle sleeve (12) of passageway (12.1) in with, axle sleeve (12) cover is outside connecting dabber (11), its characterized in that: a plurality of deformation bodies (13) are circumferentially limited on the connecting mandrel (11), and the deformation bodies (13) are arranged in the channel (12.1) and are in friction abutment with the inner wall of the shaft sleeve (12); and the adjusting component is used for controlling the radial deformation degree of the deformation body (13).

2. A damper as claimed in claim 1, wherein: the adjusting assembly comprises a limiting baffle (16), an adjusting baffle (14) and an adjusting bolt (15), the limiting baffle (16) is fixed on the connecting mandrel (11), the adjusting baffle (14) is movably sleeved on the connecting mandrel (11), the deformation body (13) is located between the limiting baffle (16) and the adjusting baffle (14), and the adjusting bolt (15) is located on the outer side of the adjusting baffle (14) and penetrates through the adjusting baffle (14) to be in threaded connection with the connecting mandrel (11).

3. A damper as claimed in claim 2, wherein: and a gasket (17) is arranged between the adjusting baffle (14) and the adjusting bolt (15).

4. A damper as claimed in claim 3, wherein: the position of the shaft sleeve (12) close to the opening of the channel (12.1) of the adjusting baffle plate (14) is provided with a limit baffle ring (12.2), and the adjusting baffle plate (14) and the gasket (17) are both positioned on the inner side of the limit baffle ring (12.2).

5. A damper as claimed in claim 2, wherein: the cross section of the body of the connecting mandrel (11) positioned in the shaft sleeve (12) is polygonal, and the deformation body (13) and the adjusting baffle plate (14) are provided with holes matched with the outer contour of the connecting mandrel (11).

6. A damper as claimed in claim 5, wherein: the cross section of the connecting mandrel (11) is cross-shaped.

7. A damper as claimed in any one of claims 1 to 6 wherein: the deformation body (13) is a silica gel body or a rubber body.

8. A damper as claimed in claim 1, wherein: and the outer wall of the shaft sleeve (12) is provided with a connecting bolt (18).

9. A damper as claimed in claim 3, wherein: the limiting baffle (16) and the connecting mandrel (11) are integrally formed, and the limiting baffle ring (12.2) and the shaft sleeve (12) are integrally formed.

10. A damper as claimed in claim 1, wherein: the outer wall of the shaft sleeve (12) is provided with a connecting bolt (18) and a positioning piece (20) along the axial direction.