CN213685026U

CN213685026U - Clutch mechanism of hinge

Info

Publication number: CN213685026U
Application number: CN202022542838.7U
Authority: CN
Inventors: 陈云
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-07-13
Anticipated expiration: 2030-11-05

Abstract

The utility model relates to a clutch mechanism of hinge, dabber include coaxial first fixed cover and the second fixed cover that sets up, open axially the cavity in the first fixed cover, axial cavity both ends are provided with regulation port and connection port respectively, be provided with axial actuating mechanism in the axial cavity, the drive shaft of axial actuating mechanism is along the axial from the connection port of first fixed cover wear out first fixed cover, and enter into the second fixed cover in be provided with clutch mechanism, clutch mechanism connects drive shaft and second fixed cover, clutch mechanism realizes the connection and the separation of drive shaft and second fixed cover; the utility model has the characteristics of compact structure, convenient assembling.

Description

Clutch mechanism of hinge

Technical Field

The utility model relates to a hinge specifically is an engaging and disengaging gear of 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 elastic force of the energy storage spring due to the structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multifunctional buffer hinge, a clutch mechanism is arranged on the shaft core of the buffer hinge, when the clutch mechanism is in a separation state, the hinge has no buffer and automatic reset functions compared with a common hinge, and is convenient to install; the utility model has the characteristics of compact structure, convenient assembling.

The following technical scheme is adopted for achieving the purpose:

the utility model provides a clutching mechanism of hinge, includes a dabber, its characterized in that: the dabber is including the fixed cover of first fixed cover and the fixed cover of second of coaxial setting, and first fixed cover is inside to be opened there is the axial cavity, and axial cavity both ends are provided with regulation port and connection port respectively, are provided with axial actuating mechanism in the axial cavity, and axial actuating mechanism's drive shaft is worn out first fixed cover along the connection port of first fixed cover to in entering into the fixed cover of second fixed cover be provided with clutching mechanism in the fixed cover of second, clutching mechanism connects drive shaft and the fixed cover of second, clutching mechanism realizes being connected and separating of drive shaft and the fixed cover of second.

The clutch mechanism comprises a first clutch tooth and a second clutch tooth, an adjusting port and an accommodating port are respectively arranged at two ends of a second fixed sleeve, an axial guide tooth is arranged on the inner wall between the adjusting port and the accommodating port, the first clutch tooth and the second clutch tooth are accommodated in a second fixed sleeve, axial tooth keys which are matched with each other are arranged between the outer edge of the first clutch tooth and the inner wall of the second fixed sleeve, the second clutch tooth is sleeved on the driving shaft and can axially rotate together with the driving shaft, annular clutch teeth which are matched with each other are arranged on the corresponding end surfaces of the first clutch tooth and the second clutch tooth, a clutch spring is arranged in the middle of the annular clutch teeth, and the clutch spring applies an acting force which is axially far away to the first clutch tooth and the second clutch tooth; the adjusting port is screwed with a clutch nut, and the position of the first clutch tooth is axially adjusted by the clutch nut.

The inner diameter of the accommodating port is matched with the outer diameter of the connecting port; the connecting port is accommodated in the accommodating port.

The outer walls of the first fixing sleeve and the second fixing sleeve are provided with rotation stopping convex ribs.

The utility model is additionally provided with the clutch mechanism, the clutch mechanism controls the combination and the separation between the first fixed sleeve and the first fixed sleeve, when the clutch mechanism is in a separation state, the axial driving mechanism in the first fixed sleeve does not work, the hinge is equivalent to a common hinge, and the hinge has no buffering and automatic reset functions, the clutch mechanism is arranged so that the hinge can freely rotate the hinge plate when being installed, and after the installation is finished, the clutch screw is rotated to push the clutch pin to the clutch groove, so that the buffering and automatic reset functions can be recovered; the utility model has the characteristics of compact structure, convenient assembling.

Drawings

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

fig. 2 is a schematic view of the internal structure of the mandrel of the present invention;

fig. 3 is a schematic exploded view (one) of the mandrel of the present invention;

fig. 4 is a schematic view of the exploded structure of the mandrel of the present invention (ii);

fig. 5 is a schematic view (iii) of the exploded structure of the mandrel of the present invention;

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

Detailed Description

As shown in fig. 1-6, a multifunctional buffer hinge comprises a shaft core 1; the mandrel 1 comprises a first fixing sleeve 2 and a second fixing sleeve 3 which are coaxially arranged, and the outer walls of the first fixing sleeve 2 and the second fixing sleeve 3 are provided with rotation stopping convex ribs 9; the first fixed cover 2 is internally provided with an axial cavity 21, the two ends of the axial cavity 21 are respectively provided with an adjusting port and a connecting port 23, an axial driving mechanism is arranged in the axial cavity 21, a driving shaft 41 of the axial driving mechanism penetrates out of the first fixed cover 2 from the connecting port 23 along the axial direction and enters the second fixed cover 3, a clutch mechanism is arranged in the second fixed cover 3 and is connected with the driving shaft 41 and the second fixed cover 3, and the clutch mechanism realizes the connection and separation of the driving shaft 41 and the second fixed cover 3.

The clutch mechanism comprises a first clutch tooth 31 and a second clutch tooth 32, two ends of the second fixing sleeve 3 are respectively provided with an adjusting port 33 and an accommodating port 34, the first clutch tooth 31 and the second clutch tooth 32 are accommodated in the second fixing sleeve 3, an axial tooth key 35 which is matched with each other is arranged between the outer edge of the first clutch tooth 31 and the inner wall of the second fixing sleeve, the second clutch tooth 32 is sleeved on a driving shaft 41 and can axially rotate together with the driving shaft 41, annular clutch teeth 36 which are matched with each other are arranged on the corresponding end surfaces of the first clutch tooth 31 and the second clutch tooth 32, a clutch spring 37 is arranged in the middle of the annular clutch teeth 36, and the clutch spring 37 applies an acting force which is axially far away to the first clutch tooth 31 and the second clutch tooth 32; the adjusting port 33 is screwed with a clutch nut 38, and the clutch nut 38 axially adjusts the position of the first clutch tooth 31 to realize the combination and separation of the first clutch tooth 31 and the second clutch tooth 32; the inner diameter of the accommodating port 34 is matched with the outer diameter of the connecting port 23; the connection port 23 is received in the accommodation port 34.

The utility model discloses the working process is such:

when the clutch mechanism is in a separation state: at the moment, the first fixing sleeve 2 and the second fixing sleeve 3 are also in a separated state and do not work mutually, the damping and buffering functions do not work in the state, and the hinge is equivalent to a common hinge; in this state, the leaves of the hinge can rotate freely, and construction is convenient.

When the clutch mechanism is in a combined state: through rotatory clutch nut 38, clutch nut 38 inwards jacks first separation and reunion tooth 31, first separation and reunion tooth 31 compresses clutch spring 37 and makes the separation and reunion tooth intermeshing of first separation and reunion tooth 31 and second separation and reunion tooth 32, because be provided with axial tooth key 35 between first separation and reunion tooth 31 and the fixed cover 3 of second, first fixed cover 2 realizes connecting through clutching mechanism and axial actuating mechanism with the fixed cover 3 of second like this, when first fixed cover 2 and the fixed relative rotation of second, drive shaft and drive cover rotate for first fixed 2 promptly, axial actuating mechanism intervenes work this moment, the buffering and the automatic re-setting function of hinge start.

The utility model is additionally provided with the clutch mechanism, the hinge plate can freely rotate when the clutch mechanism is installed, thereby greatly facilitating the installation work of an installation master; the utility model discloses a clutch mechanism is rational in infrastructure, and the cooperation structure of axial tooth key and cyclic annular meshing tooth connects reliable difficult wearing and tearing, and the assembly is very convenient.

Claims

1. The utility model provides a clutching mechanism of hinge, includes a dabber, its characterized in that: the dabber is including the fixed cover of first fixed cover and the fixed cover of second of coaxial setting, and first fixed cover is inside to be opened there is the axial cavity, and axial cavity both ends are provided with regulation port and connection port respectively, are provided with axial actuating mechanism in the axial cavity, and axial actuating mechanism's drive shaft is worn out first fixed cover along the connection port of first fixed cover to in entering into the fixed cover of second fixed cover be provided with clutching mechanism in the fixed cover of second, clutching mechanism connects drive shaft and the fixed cover of second, clutching mechanism realizes being connected and separating of drive shaft and the fixed cover of second.

2. The clutch mechanism of a hinge according to claim 1, characterized in that: the clutch mechanism comprises a first clutch tooth and a second clutch tooth, an adjusting port and an accommodating port are respectively arranged at two ends of a second fixed sleeve, an axial guide tooth is arranged on the inner wall between the adjusting port and the accommodating port, the first clutch tooth and the second clutch tooth are accommodated in a second fixed sleeve, axial tooth keys which are matched with each other are arranged between the outer edge of the first clutch tooth and the inner wall of the second fixed sleeve, the second clutch tooth is sleeved on the driving shaft and can axially rotate together with the driving shaft, annular clutch teeth which are matched with each other are arranged on the corresponding end surfaces of the first clutch tooth and the second clutch tooth, a clutch spring is arranged in the middle of the annular clutch teeth, and the clutch spring applies an acting force which is axially far away to the first clutch tooth and the second clutch tooth; the adjusting port is screwed with a clutch nut, and the position of the first clutch tooth is axially adjusted by the clutch nut.

3. The clutch mechanism of a hinge according to claim 2, characterized in that: the inner diameter of the accommodating port is matched with the outer diameter of the connecting port; the connecting port is accommodated in the accommodating port.

4. The clutch mechanism of a hinge according to claim 1, characterized in that: the outer walls of the first fixing sleeve and the second fixing sleeve are provided with rotation stopping convex ribs.