CN214365564U

CN214365564U - Clutch structure of buffer hinge

Info

Publication number: CN214365564U
Application number: CN202022542054.4U
Authority: CN
Inventors: 陈云
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-10-08
Anticipated expiration: 2030-11-05

Abstract

The utility model relates to a clutch structure of a buffer hinge, which comprises a mandrel, wherein the mandrel comprises a first fixing sleeve and a second fixing sleeve which are coaxially arranged, the second fixing sleeve is fixed on a driving shaft, the upper end of the driving shaft is provided with a driving sleeve, the upper part of the driving shaft extends into the first fixing sleeve from the lower port of the first fixing sleeve, and the driving sleeve is accommodated in the first fixing sleeve; a clutch sleeve and a reset torsion spring are sleeved on the driving shaft between the first fixing sleeve and the second fixing sleeve, a clutch mechanism is arranged between the clutch sleeve and the driving shaft, the clutch mechanism comprises a clutch sleeve corresponding to the driving shaft, an axial movable groove is formed in the position of the clutch sleeve, the axial movable groove penetrates through a clutch pin, the clutch pin is accommodated in the clutch sleeve, a clutch groove is formed in the clutch sleeve, a clutch spring is arranged between the clutch pin and the clutch sleeve, and the clutch spring applies acting force far away from the clutch groove to the clutch pin; the utility model has the characteristics of compact structure, regulation convenience, function are various.

Description

Clutch structure of buffer hinge

Technical Field

The utility model relates to a hinge specifically is a separation and reunion structure of buffering hinge.

Background

The hinge is swing joint between mainly used door and window and door frame or the window frame, and traditional hinge is formed on the axle center by door frame hinge and door leaf hinge, only has the function of rotatory activity, adopts the tradition to close the face owing to there is not damping effect, can not prevent wind and close too fast simultaneously and can strike the door frame, also has the potential safety hazard simultaneously.

The buffering hinge is designed for people, for example, the publication No. CN 06837042B discloses a hydraulic buffering hinge, which comprises a shaft sleeve, a door frame leaf hinged with the shaft sleeve and a shaft core arranged in the shaft sleeve, wherein the shaft sleeve is externally sleeved with the door leaf connected with the shaft core, and one end of the shaft core is provided with a guide part; the guide part is sleeved with a piston clamped with the guide part; an energy storage spring is sleeved outside the shaft core; one end of the energy storage spring is abutted against the upper end of the shaft core, and the other end of the energy storage spring is abutted against the piston; two sides of the piston are provided with mutually symmetrical lead grooves; a rolling sleeve pin is erected in the shaft sleeve and penetrates through the lead grooves on the two sides of the piston, and a rolling sleeve matched with the lead grooves is sleeved outside the rolling sleeve pin; the lead groove is spiral; the upper part of the lead groove is an opening and closing groove, the middle part of the lead groove is a door stopping groove, and the lower part of the lead groove is a buffer groove; positioning notches matched with the rolling sleeves are formed in the two sides of the middle of the lead groove; an adjusting seat is fixed at the lower end port of the shaft sleeve; an adjusting screw is screwed on the adjusting seat; the adjusting screw is connected with an oil needle; an oil needle sleeve is fixed at the bottom of the piston; the oil needle sleeve is provided with a damping hole matched with the oil needle; a damping channel is formed by a gap between the damping hole and the oil needle; the oil needle comprises an upper needle body and a lower needle body, the diameter of the upper needle body is larger than that of the lower needle body, and a step is formed between the upper needle body and the lower needle body; the oil needle sleeve is provided with a one-way valve; hydraulic oil is filled in a cavity formed between the shaft sleeve and the piston; the oil needle sleeve is provided with an auxiliary oil groove which is in a half-cake shape; the damping hole is positioned in the middle of the auxiliary oil groove and communicated with the auxiliary oil groove.

The left and right hinge plates of the hinge need to be opened when the hinge is installed, and the hinge plate is difficult to open due to the elasticity of the energy storage spring which is arranged in the structure; in addition, the damping mechanism in the structure can not freely adjust the opening and closing speed, and can not well meet the requirements of consumers.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a separation and reunion structure of buffering hinge sets up clutch mechanism between the page or leaf piece about the buffering hinge, and when clutch mechanism was in the disengagement state, the hinge was fairly ordinary hinge and did not have buffering and automatic re-setting function, and easy to assemble, the back clutch mechanism that finishes of installation combines to resume buffer function to have, the utility model has the characteristics of compact structure, regulation convenience, function are various.

The following technical scheme is adopted for achieving the purpose:

the utility model provides a separation and reunion structure of buffering hinge which characterized in that: the device comprises a mandrel, wherein the mandrel comprises a first fixing sleeve and a second fixing sleeve which are coaxially arranged, the second fixing sleeve is fixed on a driving shaft, a driving sleeve is arranged at the upper end of the driving shaft, the upper part of the driving shaft extends into the first fixing sleeve from the lower port of the first fixing sleeve, and the driving sleeve is accommodated in the first fixing sleeve; a clutch sleeve and a reset torsion spring are sleeved on the driving shaft between the first fixing sleeve and the second fixing sleeve, a clutch mechanism is arranged between the clutch sleeve and the driving shaft, the clutch mechanism comprises a clutch sleeve corresponding to the driving shaft, an axial movable groove is formed in the position of the clutch sleeve, the axial movable groove penetrates through a clutch pin, the clutch pin is accommodated in the clutch sleeve, a clutch groove is formed in the clutch sleeve, a clutch spring is arranged between the clutch pin and the clutch sleeve, and the clutch spring applies acting force far away from the clutch groove to the clutch pin; an axial clutch hole is formed from the lower end of the driving shaft to the axial movable groove, and a clutch screw is screwed in the axial clutch hole; one end of the reset torsion spring is clamped in the clamping groove at the lower end part of the first fixed sleeve, and the other end of the reset torsion spring is clamped in the clamping groove of the clutch sleeve.

The driving shaft is provided with a rotation stopping plane, and the shaft hole of the second fixing sleeve is provided with a rotation stopping part matched with the rotation stopping plane.

The lower end part of the driving shaft is also provided with a connecting sleeve below the second fixing sleeve, and the connecting sleeve is sleeved on the driving shaft through a bearing.

The utility model discloses having add clutch mechanism, combining and separating between clutch mechanism control drive shaft and the first fixed cover, when department clutch mechanism is in the disengagement state, the hinge is equivalent to ordinary hinge, does not have buffering and automatic re-setting function, and clutch mechanism's setting is convenient for open the hinge when the hinge installation, waits to install the back rotatory separation and reunion screw rod that finishes and can resume buffering and automatic re-setting function with the separation and reunion round pin apical Clutch groove.

Drawings

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

fig. 2 is a schematic front structural view of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of a part of the structure of the mandrel of the present invention;

fig. 5 is a schematic structural view of the driving shaft of the present invention;

fig. 6 is a schematic structural view of the clutch sleeve of the present invention.

Detailed Description

As shown in fig. 1 to 6, a buffering hinge includes a first hinge piece 81 and a second hinge piece 82 which are coaxially and relatively rotatable, a first sleeve 83 is disposed on one side of the first hinge piece, a second sleeve 84 is disposed on one side of the second hinge piece 82, the first sleeve 83 and the second sleeve 84 are coaxially sleeved on a mandrel, the mandrel includes a first fixing sleeve 1 and a second fixing sleeve 2 which are coaxially disposed, the second fixing sleeve is fixed 2 on a driving shaft 31, a driving sleeve 32 is disposed at an upper end of the driving shaft 31, an upper portion of the driving shaft 31 extends into the first fixing sleeve 1 from a lower port of the first fixing sleeve 1, and the driving sleeve 32 is accommodated in the first fixing sleeve 1; a clutch sleeve 5 and a reset torsion spring 4 are sleeved on the driving shaft 31 between the first fixing sleeve 1 and the second fixing sleeve 2, a clutch mechanism is arranged between the clutch sleeve 5 and the driving shaft 31, the clutch mechanism comprises a clutch sleeve position corresponding to the driving shaft 31 and is provided with an axial movable groove 51, a clutch pin 52 penetrates through the axial movable groove 51, the clutch pin 52 is accommodated in the clutch sleeve 5, a clutch groove 53 is arranged in the clutch sleeve 5, a clutch spring 54 is arranged between the clutch pin 52 and the clutch sleeve 5, and the clutch spring 54 applies an acting force far away from the clutch groove 53 to the clutch pin 52; an axial clutch hole is formed from the lower end of the driving shaft 31 to the axial movable groove 51, and a clutch screw 55 is screwed in the axial clutch hole; one end of the reset torsion spring 4 is clamped in an upper clamping groove 11 at the lower end part of the first fixing sleeve 1, and the other end is clamped in a lower clamping groove 12 of the clutch sleeve 5.

A connecting sleeve 9 is also arranged at the lower end part of the driving shaft 31 below the second fixing sleeve 2, and the connecting sleeve 9 is sleeved on the driving shaft 31 through a bearing 91; the outer walls of the first fixed sleeve 1 and the connecting sleeve 9 are provided with rotation stopping convex ribs matched with the inner wall of the first sleeve 83.

The driving shaft 31 is provided with a rotation stopping plane 35, and the shaft hole of the second fixing sleeve 2 is provided with a rotation stopping part matched with the rotation stopping plane 35; a flat bearing 85 is provided between the first sleeve 83 and the second sleeve 84.

The utility model discloses clutch mechanism has been add at drive shaft 31, clutch mechanism is owing to decide the separation or combine including clutch pin 52 axial position in axial activity groove 5, and clutch pin 52's position is decided by clutch spring 54 and the cooperation of clutch screw 55, clutch spring 54 exerts the clutch groove direction thrust of keeping away from to clutch pin 52 all the time, and clutch screw 55 tip supports clutch pin 52, clutch screw 55 connects soon in the downthehole position that decides clutch pin 52 through rotatory at last, clutch screw 55 pushes up can compress clutch spring 54 and pushes up clutch pin 52 in clutch groove 53, drive shaft 31 combines with clutch sleeve 5 this moment, reset torsion spring 4 intervenes work, provide the restoring force for the face of meeting.

The utility model discloses when separation and reunion screw rod 55 withdraws from, separation and reunion round pin 52 breaks away from separation and reunion cover 5 at clutch spring 54's effort, and separation and reunion cover 5 can be for drive shaft 31 free rotation this moment, and the hinge is equivalent to ordinary hinge this moment, and the face piece that closes can free rotation have not had the restoring force, is convenient for install the hinge under this state.

The utility model is also provided with a connecting sleeve 9 at the lower end part of the driving shaft 31 below the second fixed sleeve 2, and the connecting sleeve 9 is sleeved on the driving shaft 31 through a bearing 91; the utility model discloses to not unidimensional hinge, only need prolong or shorten the drive shaft can, still be provided with adapter sleeve 9 in the below that the tip is located the fixed cover 2 of second under drive shaft 31 when drive shaft 31 is longer, adapter sleeve 9 cup joints on drive shaft 31 through bearing 91, and other parts are general completely, consequently can practice thrift the cost greatly, improve the price/performance ratio of product.

Claims

1. The utility model provides a separation and reunion structure of buffering hinge which characterized in that: the device comprises a mandrel, wherein the mandrel comprises a first fixing sleeve and a second fixing sleeve which are coaxially arranged, the second fixing sleeve is fixed on a driving shaft, a driving sleeve is arranged at the upper end of the driving shaft, the upper part of the driving shaft extends into the first fixing sleeve from the lower port of the first fixing sleeve, and the driving sleeve is accommodated in the first fixing sleeve; a clutch sleeve and a reset torsion spring are sleeved on the driving shaft between the first fixing sleeve and the second fixing sleeve, a clutch mechanism is arranged between the clutch sleeve and the driving shaft, the clutch mechanism comprises a clutch sleeve corresponding to the driving shaft, an axial movable groove is formed in the position of the clutch sleeve, the axial movable groove penetrates through a clutch pin, the clutch pin is accommodated in the clutch sleeve, a clutch groove is formed in the clutch sleeve, a clutch spring is arranged between the clutch pin and the clutch sleeve, and the clutch spring applies acting force far away from the clutch groove to the clutch pin; an axial clutch hole is formed from the lower end of the driving shaft to the axial movable groove, and a clutch screw is screwed in the axial clutch hole; the reset torsion spring provides torsion force between the first fixed clutch sleeve.

2. The clutch structure of the buffer hinge as claimed in claim 1, wherein: the driving shaft is provided with a rotation stopping plane, and the shaft hole of the second fixing sleeve is provided with a rotation stopping part matched with the rotation stopping plane.

3. The clutch structure of the buffer hinge as claimed in claim 1, wherein: the lower end part of the driving shaft is also provided with a connecting sleeve below the second fixing sleeve, and the connecting sleeve is sleeved on the driving shaft through a bearing.

4. The clutch structure of the buffer hinge as claimed in claim 1, wherein: one end of the reset torsion spring is clamped in the upper clamping groove at the lower end part of the first fixed sleeve, and the other end of the reset torsion spring is clamped in the lower clamping groove of the clutch sleeve.