CN108061423A - A kind of door body linkage and the refrigerator with the door body linkage - Google Patents
A kind of door body linkage and the refrigerator with the door body linkage Download PDFInfo
- Publication number
- CN108061423A CN108061423A CN201711492178.2A CN201711492178A CN108061423A CN 108061423 A CN108061423 A CN 108061423A CN 201711492178 A CN201711492178 A CN 201711492178A CN 108061423 A CN108061423 A CN 108061423A
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- Prior art keywords
- door body
- sliding part
- damping wheel
- elastic parts
- guide ramp
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- 238000013016 damping Methods 0.000 claims abstract description 60
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 description 13
- 230000002708 enhancing effect Effects 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/02—Details of doors or covers not otherwise covered
- F25D2323/024—Door hinges
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
- Refrigerator Housings (AREA)
Abstract
The present invention provides a kind of door body linkage and refrigerator, and door body linkage includes hinge seat, the hinge axis on hinge seat, power-assisted closing device, and power-assisted closing device includes：Flange part, on hinge seat, flange part includes rear end, front end, the first guide ramp and the second guide ramp；Sliding part；Elastic parts connects sliding part and door body, and during switching door body, elastic parts is in compressive state, and drives door body rotation that door body is automatically closed when elastic parts drives sliding part to be moved to the back-end along the first guide ramp；Damper, including damping wheel, connecting rod, the first disk roller, damping wheel provides damping force when connecting rod is to close to sliding part rotation；Actuator, sliding part along the first guide ramp to the back-end move when, make the first disk roller along the second guide ramp move and drive link to close to sliding part rotate；The door body automatic slowly is closed, door body quick closedown is avoided to bump against with babinet, reduces shutdown noise；And it is simple in structure, it is easy to operation.
Description
Technical field
The present invention relates to refrigerating plant field more particularly to doors that is a kind of simple in structure and can realizing automatic slowly shutdown
Body linkage and the refrigerator with the door body linkage.
Background technology
At present, the power-assisted shutdown mechanism on refrigerator generally comprises following several：1st, magnetic strip, pacify in the door seal in door body
Magnetic stripe is filled, so as to when user closes door body to certain angle, realize automatic door-closing, still, magnetic by the suction of magnetic stripe
Item can reduce the heat-insulating property of door seal；2nd, plastics clamping type hinge means, when refrigerator doors from maximum open angle be turned off manually to
Certain angle is that the projection contacts of the hook on plastic part and hinge seat edge continue firmly at closing time, and bullet occurs for plastics hook
Property deformation, until crossing the raised critical point, in the effect of the elastic-restoring force of Plastic hanger door body is mutually driven to be automatically closed,
But the elasticity of plastics hook is smaller, it is necessary to which door, which is carried, could realize automatic door-closing when being turned off manually to the angle of very little, and mould
Material hook is easy to wear and easily because shock causes to damage；3rd, Vertical Spring drive-type hinge means, when refrigerator doors are from maximum enabling angle
When certain angle being turned off manually at degree, thimble crosses cam critical point, under the action of the elastic-restoring force of Vertical Spring, band
Dynamic thimble reaction force makes cam rotate and door body is driven to be automatically closed in cam, still, complicated, cost is higher, only fits
For high-end refrigerator, and the vertical force that Vertical Spring provides, during cam is rotated, vertical component is cancelled, and is caused
Energy loss, it is less efficient.
In view of this, it is necessary to provide a kind of improved door body linkage and with the door body linkage refrigerator with
It solves the above problems.
The content of the invention
It is an object of the invention to provide it is a kind of simple in structure and can realize automatic slowly close the door door body linkage
And the refrigerator with the door body linkage.
For achieving the above object, the present invention adopts the following technical scheme that：A kind of door body linkage, including hinge
Seat, the hinge axis on the hinge seat, door body are rotationally connected on the hinge axis, and the door body linkage further includes
Power-assisted closing device, the power-assisted closing device include：
Flange part, on the hinge seat, the flange part includes rear end, front end, from the rear end forward and to remote
First guide ramp of the direction extension from the hinge axis and connection first guide ramp and the second of the front end
Guide ramp；
Sliding part moves during door body is switched along the flange part；
Elastic parts connects the sliding part and the door body, and during switching door body, the elastic parts is in compression
State, and when the elastic parts drives the sliding part to be moved to the back-end along first guide ramp door body is driven to rotate
Door body is automatically closed；
Damper, the damping wheel of the front side including being rotationally connected with the sliding part are connected with the damping wheel with band
The connecting rod of the dynamic damping wheel rotation, the first disk roller for being connected to the one end of the connecting rod away from the damping wheel, the damping
Wheel provides damping force when the connecting rod is to close to sliding part rotation；
Actuator when the sliding part moves to the back-end along first guide ramp, makes first disk roller along institute
It states the movement of the second guide ramp and the connecting rod is driven to be rotated to close to the sliding part.
As further improved technical scheme of the present invention, the power-assisted closing device further includes to be fixed in door body
Housing, the sliding part and the elastic parts be rotatablely connected, the power-assisted closing device further include be fixedly connected on it is described
With the locating part of sliding part described in /V on sliding part, the one end of the locating part away from the sliding part is rotationally connected with described
On housing；The one end of the elastic parts away from the sliding part is rotationally connected on the housing.
As further improved technical scheme of the present invention, the actuator is torsional spring, and the torsion spring set is arranged on the resistance
On Buddhist nun's wheel, and one end of the torsional spring is connected to the connecting rod close to one end of the damping wheel, and the other end is connected to the cunning
Moving part is close to one end of the damping wheel；During the sliding part moves to the back-end along first guide ramp, institute
Torsional spring is stated in compressive state.
As further improved technical scheme of the present invention, the locating part is connected to the front side of the sliding part, described
Damping wheel is rotationally connected with the one end of the locating part away from the sliding part；The actuator is torsional spring, and the torsional spring is arranged
In on the damping wheel, and one end of the torsional spring is connected to the connecting rod close to one end of the damping wheel, and the other end abuts
In the locating part close to one end of the damping wheel.
As further improved technical scheme of the present invention, the elastic parts includes elastic component body, positioned at the bullet
First fixed block of the property one end of part body away from the hinge seat and positioned at the elastic component body close to the hinge seat
One end the second fixed block, first fixed block is rotationally connected on the housing, the second fixed block rotation connection
In on the sliding part.
As further improved technical scheme of the present invention, the elastic parts further includes telescopic rod, the telescopic rod
One end is connected on first fixed block, and the other end of the telescopic rod is connected on second fixed block, and described is stretched
The telescopic direction of contracting bar is identical with the deformation direction of the elastic component body.
As further improved technical scheme of the present invention, the elastic component body is the bullet being sheathed on the telescopic rod
Spring.
As further improved technical scheme of the present invention, the sliding part includes the fixation being connected with the elastic parts
Seat, be rotationally connected with positioned at the second disk roller of one side of the fixed seat away from the elastic parts, by the disk roller it is described solid
Shaft in reservation, the shaft are vertically extending；During door body is switched, second disk roller is along the flange part
Periphery roll.
As further improved technical scheme of the present invention, the power-assisted closing device, which further includes, is fixedly connected on the hinge
Eccentric cam on chain rivet, the eccentric cam include the flange part.
For achieving the above object, the present invention also provides a kind of refrigerator, the refrigerator includes babinet, door body and above-mentioned
Door body linkage, the hinge seat is installed on the babinet, and the power-assisted closing device is fixed in the door body；Institute
Door body is stated to be concavely provided with to accommodate the host cavity of the power-assisted closing device.
The beneficial effects of the invention are as follows：Power-assisted closing device in the door body linkage of the present invention is by setting and sliding
Part rotates the damper of connection, to the back-end to move that door body is driven to rotate along first guide ramp in the sliding part
Damping force when being automatically closed is provided, slows down the speed that the sliding part is moved to the rear end, so as to which the door body be made to delay automatically
It is slow to close, door body quick closedown is avoided to bump against with babinet, reduces shutdown noise；And it is simple in structure, it is easy to operation.
Description of the drawings
Fig. 1 is the structure diagram of the door body linkage when door body in the present invention is closed.
Fig. 2 is that the schematic diagram after housing is removed in door body linkage shown in FIG. 1.
Fig. 3 is the exploded view of door body linkage shown in FIG. 1.
Specific embodiment
Below with reference to each embodiment shown in the drawings, the present invention will be described in detail, refer to Fig. 1 to Fig. 3 institutes
Show, for the better embodiment of the present invention.
It please join shown in Fig. 1 to Fig. 3, for the door body linkage 100 of the present invention, the door body linkage 100 is pacifying
Loaded in the equipment with door body, to realize being automatically closed for door body, meanwhile, it is capable to make door body slowly closing, to avoid door body
Quick closedown is bumped against with babinet, reduces shutdown noise.
The door body linkage 100 includes hinge seat 1 and to aid in the power-assisted closing device 2 closed the door, and is closing
During the door body, the power-assisted closing device 2 provides power-assisted, to realize that the automatic slowly of door body is closed.
Specifically, the hinge seat 1 include to the fixed part 11 that is fixed on babinet and with 11 phase of fixed part
Connection is with the matched hinge seat body 12 of the door body, the plane where the hinge seat body 12 is horizontal, institute
It states hinge seat body 12 and is equipped with the hinge axis 13 vertically extended, the door body is rotatablely connected by the hinge axis 13
In on the hinge seat 1, so as to realize the opening and closing of the door body by rotating the door body.
The power-assisted closing device 2 includes the flange part 21 being arranged on the hinge seat 1, being fixed in the door body
Housing 22, horizontally extending elastic parts 23, during door body is switched along the flange part 21 periphery move
Dynamic sliding part 24, to make the damper 25 of door body slowly closing and actuator (not shown), the elastic parts 23 connects
Connect the sliding part 24 and the door body.
In present embodiment, it is convex that the power-assisted closing device 2 further includes the bias being fixedly connected on the hinge axis 13
Wheel 27, the eccentric cam 27 include the flange part 21, i.e., described flange part 21 is a part for the eccentric cam 27, when
So, in other embodiment, the flange part 21 can also be integrally formed with the hinge seat 1, be the hinge seat 1
A part.
Specifically, the eccentric cam 27, which is further included, is connected to consolidate with 13 phase of hinge axis with the flange part 21
Surely the fixed part 271 connected.
On the hinge axis 13 with the section of the 271 matched part of fixed part be non-circular shape, the fixed part
271 are equipped with the matched axis hole 2711 of shape with the hinge axis 13, and the eccentric cam 27 is being fixed on the hinge
After on chain rivet 13, the eccentric cam 27 can not be rotated around the hinge axis 13.
Certainly, the hinge axis 13 can also be linked together with the eccentric cam 27 by axis pin, with described in limitation
Eccentric cam 27 is rotated around the hinge axis 13.
The flange part 21 is including rear end 211, front end 212, from the rear end 211 forward and to away from the hinge axis 13
The first guide ramp 213 of direction extension and connection first guide ramp 213 and the second guiding of the front end 212
Inclined-plane 214, in present embodiment, first guide ramp 213 is in arcuation with second guide ramp 214.
Wherein, the tie point of first guide ramp 213 and second guide ramp 214 is critical point.Described
When door body is closed, the sliding part 24 is located at the rear end 211, is opened in the door body to maximum open angle
Afterwards, the sliding part 24 is located at the front end 212.
In the sliding part 24 from the rear end 211 along first guide ramp 213 to the side where the critical point
During being moved to movement or from the front end 212 along second guide ramp 214 to the critical point, the elasticity
The decrement of component 23 gradually increases, and correspondingly, the elastic-restoring force of the elastic parts 23 also gradually increases, it is possible to understand that
, when the sliding part 24 is moved to the critical point, the decrement of the elastic parts 23 is maximum, correspondingly, the bullet
The elastic-restoring force of property component 23 is also maximum.
Meanwhile during door body is switched, the sliding part 24 is in the work of the elastic-restoring force of the elastic parts 23
It is against on the flange part 21 and is moved along the flange part 21 with next direct reach.
Specifically, during user closes the door body, door body is turned off manually to the sliding part 24 positioned at described
After critical point, touching the door body towards shutdown direction makes the sliding part 24 be moved at first guide ramp 213, institute
Sliding part 24 is stated to be held in always under the action of the elastic-restoring force of the elastic parts 23 in first guide ramp 213
And moved along first guide ramp 213 to the rear end 211, power-assisted is provided to the door body, the door body is driven to rotate
The door body is automatically closed, it is simple in structure easy to operation, and running and comparing is stablized.
Similarly, during user opens the door body, manual unlocking door body to the sliding part 24 is located at described face
After boundary's point, gently draw the door body that the sliding part 24 is made to be moved at second guide ramp 214 towards enabling direction, it is described
Sliding part 24 is held in second guide ramp 214 simultaneously always under the action of the elastic-restoring force of the elastic parts 23
It is moved along second guide ramp 214 to the front end 212, power-assisted is provided to the door body, the door body rotation is driven to make
The door body automatically opens.
The sliding part 24 includes the fixed seat 241, separate positioned at the fixed seat 241 being connected with the elastic parts 24
Second disk roller 242 is rotationally connected in the fixed seat 241 by the second disk roller 242 of the one side of the elastic parts 23
Shaft 243, the shaft 243 is vertically extending；During door body is switched, second disk roller 242 is along described convex
Edge 21 rolls, and with the friction during reduction switch door body between the sliding part 24 and the flange part 21, is more advantageous to
The sliding part 24 is moved along the flange part 21, and door body is switched convenient for user.
Specifically, in present embodiment, the sliding part 24 is rotatablely connected with the elastic parts 23, so as to described
During sliding part 24 is moved along the flange part 21, the sliding part 24 can be according to the shape for the flange part 21 being in contact with it
Shape is rotated compared to the elastic parts 23, and the second disk roller 242 of the sliding part 24 is enable to be held in the flange always
It is rolled in portion 21 and along the flange part 21, during enhancing switch door body, the stability of the operation of power-assisted closing device 2.
When the sliding part 24 and the elastic parts 23 are rotatablely connected, the elastic parts 23 is away from the sliding part
24 one end is also rotatablely connected with the housing 22, meanwhile, the power-assisted closing device 2, which further includes, is fixedly connected on the slip
With the locating part 28 of sliding part described in /V 24 on part 24, one end rotation connection of the locating part 28 away from the sliding part 24
In on the housing 22.
It should be understood that line and the institute in the axle center that the axle center that the locating part 28 rotates is rotated with the elastic parts 23
It states locating part 28 and elastic parts 23 encloses and sets to form a triangle, during door body is switched, the elastic parts 23
Length change, so as to link the locating part 25 and the elastic parts 23 rotates certain angle.
Specifically, the locating part 28 is fixedly connected in the fixed seat 241, and before the sliding part 24
Side.During switch door body makes the sliding part 24 be moved along the flange part 21, on the one hand the locating part 28, limits
The sliding part 24 prevents the sliding part 24 in the elastic parts 23 compared to the rotational angle of the elastic parts 23
Depart from the flange part 21 under the action of elastic-restoring force, second disk roller 242 is made to be held in always on the flange part 21
And it is moved along the periphery of the flange part 21；On the other hand, the elastic parts 23 is linked to finely tune the elastic parts 23
Position, during enhancing switch door body, the stability of the operation of power-assisted closing device 2.
Meanwhile the elastic parts 23 is connected with the housing 22 so that the elastic parts 23 indirectly with it is described
Door body is connected, the door body to be driven to rotate.
Above-mentioned horizontal direction is not limited to the horizontal direction of standard, i.e., extending direction and the level side of described elastic parts 23
There can be smaller angle between.
During door body is switched, the sliding part 24 is moved along the flange part 21, while the elastic parts 23
In compressive state, under the elastic-restoring force of the elastic parts 23 and the position-limiting action of the locating part 28, the cunning
Moving part 24 can be held on the flange part 21 and be moved along the flange part 21 always, so as to close the door and/or open the door
Power-assisted is capable of providing in journey, realizes automatic door-closing and/or automatic door opening.
Specifically, the elastic parts 23 include elastic component body 231, positioned at the elastic component body 231 away from described
First fixed block 232 of one end of hinge seat 1 and positioned at the elastic component body 231 close to one end of the hinge seat 1
Second fixed block 233.
First fixed block 232 is rotationally connected on the housing 22, and the elastic parts 23 is made to be rotationally connected with institute
It states on housing 22, certain angle can be rotated under the linkage of the locating part 25 effect, during switching door body with enhancing,
The stability that the power-assisted closing device 2 is run.
Second fixed block 233 is rotationally connected in the fixed seat 241, so as in the sliding part 24 along described
During flange part 21 moves, the sliding part 24 can be according to the shape for the flange part 21 being in contact with it compared to the bullet
Property component 23 rotates, and the second disk roller 242 of the sliding part 24 is enable to be held in always on the flange part 21 and along described
Flange part 21 rolls, during enhancing switch door body, the stability of the operation of power-assisted closing device 2
The elastic component body 231 is spring, certainly, the elastic component body 231 or other are flexible
Component.
Further, the elastic parts 23 further includes telescopic rod 234, and one end of the telescopic rod 234 is connected to described
On first fixed block 232, the other end of the telescopic rod 234 is connected on second fixed block 233, and the telescopic rod
234 telescopic direction is identical with the deformation direction of the elastic component body 231, in the sliding part 24 along the flange
During portion 21 moves, it can prevent the spring from generating bending, and make deformation side of the sliding part 24 along the spring
To movement.
During enabling, the sliding part 24 is along first guide ramp 213 to the side away from the rear end 211
To movement, meanwhile, the sliding part 24 drives second fixed block 233 to be moved to close to the direction of first fixed block 232
It is dynamic, at this point, the telescopic rod 234 is in contraction state makes the length of the telescopic rod 234 to reduce the length of the telescopic rod 234
It spends and is consistent with the length of the spring, while the spring is in compressive state.
During shutdown, user is turned off manually after the door body makes the sliding part 24 be moved to the critical point,
The sliding part 24 is held under the action of the elastic-restoring force of the spring in first guide ramp 213, meanwhile, institute
The second fixed block 233 is stated to move to the direction away from first fixed block 232 under the action of the elastic-restoring force of the spring
It moves and the sliding part 24 is driven to be moved along first guide ramp 213 to the rear end, the door body can be driven to rotate
And be automatically closed, meanwhile, the telescopic rod 234 is in elongation state in the drive of the sliding part 24 at this time.
Specifically, the spring pocket is arranged on the telescopic rod 234.
The damper 25 includes the damping wheel 251 for being rotationally connected with the front side of the sliding part 24 and the damping wheel
251 are connected the connecting rod 252 that the damping wheel 251 is driven to rotate, are connected to the connecting rod 252 away from the damping wheel 251
One end the first disk roller 253, the damping wheel 251 the connecting rod 252 to close to the sliding part 24 rotate when resistance is provided
Buddhist nun's power.
Specifically, the damping wheel 251 includes Damping rotation shaft 2511, the damping with the Damping rotation shaft 2511 rotation connection
Body 2512 is taken turns, the damping wheel 251 is rotationally connected with by the Damping rotation shaft 2511 on the sliding part 24.
Further, the damping wheel 251 is rotationally connected with the one end of the locating part 28 away from the sliding part 24,
That is, described damping wheel 251 with the locating part 28 by being rotatablely connected to be rotatablely connected with the sliding part 24 indirectly.
The damping wheel 251 is rotationally connected with by the Damping rotation shaft 2511 on the locating part 28, meanwhile, the shell
Body 22 be equipped with the 2511 matched shaft hole 221 of Damping rotation shaft, so as to, the locating part 28 is also by the damping
Shaft 2511 is rotationally connected on the housing 22, simplifies the structure of the power-assisted closing device 2.
The actuator (not shown) in the sliding part 24 along 213 rear end of the first guide ramp moving
When, first disk roller 253 is made to be moved along second guide ramp 214 and drives the connecting rod 252 to close to the slip
The direction of part 24 rotates.
That is, during user closes the door body, door body is turned off manually to the sliding part 24 positioned at described critical
After point, touched towards shutdown direction after the door body makes the sliding part 24 be moved at first guide ramp 213, it is described
Sliding part 24 is under the action of the elastic-restoring force of the elastic parts 23 along first guide ramp 213 to the rear end
211 move and the door body are driven to rotate so that the door body is automatically closed；Meanwhile first disk roller 253 is along described second
Guide ramp 214 moves, and the actuator driving connecting rod 252 (not shown) turns to close to the direction of the sliding part 24
It is dynamic, under the action of the damping force of the damping wheel 251, slow down the speed that the connecting rod 252 is moved to the sliding part 24, i.e.,
It is equivalent to and provides an opposite force that the sliding part 24 is made to be moved to the direction away from the rear end to the sliding part 24, from
And the speed that the sliding part 24 is moved to the rear end can be slowed down, the door body automatic slowly is closed, avoids door body fast
Speed is closed to be bumped against with babinet, reduces shutdown noise.
Specifically, it is torsional spring that the actuator is (not shown), and the torsion spring set is arranged on the damping wheel 251, and described
One end of torsional spring is connected to the connecting rod 252 close to one end of the damping wheel 251, and the other end is connected to the locating part 28 and leans on
One end of the nearly damping wheel 251；And in the torsional spring in a free state, the connecting rod 252 and the locating part 28 it
Between angle be acute angle.
Drive the sliding part 24 from the front end 212 along second guide ramp 214 to critical in door closing procedure
During point is mobile, after first disk roller 253 is in contact with second lead-in chamfered 214, the connecting rod 252 is pressed
The connecting rod 252 is made to be moved to the direction away from the sliding part 24, after the sliding part 24 is made to be moved to critical point, the torsion
Spring is in compressive state, so as to, the sliding part 24 under the action of the elastic-restoring force of the elastic parts 23 along described the
During one guide ramp 213 is moved to the rear end, the connecting rod 252 is under the action of the elastic-restoring force of the torsional spring
With the power rotated to the direction where the sliding part 24, the first disk roller 253 is made to be resisted against second guide ramp always
The second guide ramp 214 moves described in drive lower edge on 214 and in the sliding part 24, while in the connecting rod 252 to institute
Stating when sliding part 24 rotates drives the damping wheel 251 to rotate, and under the action of the damping force of the damping wheel 251, slows down institute
The speed that connecting rod 252 is moved to the sliding part 24 is stated, that is, providing one to the sliding part 24 makes the sliding part
24 opposite forces moved to the direction away from the rear end, so as to slow down the speed that the sliding part 24 is moved to the rear end
Degree closes the door body automatic slowly, and door body quick closedown is avoided to bump against with babinet, reduces shutdown noise.
Also, it is understood that, the edge under the action of elastic-restoring force of the sliding part 24 in the elastic parts 23
During first guide ramp 213 is moved to the rear end, the elastic-restoring force of the torsional spring also can indirectly-acting in
Second disk roller 242 increases the friction between second disk roller 242 and the flange part 21, so as to increase described second
The resistance that disk roller 242 is moved to the rear end 211, further to slow down the speed that the sliding part 24 is moved to the rear end,
The door body automatic slowly is closed, door body quick closedown is avoided to bump against with babinet, reduces shutdown noise.
Further, the damping wheel 251 undamped power when the connecting rod 252 is to away from the sliding part 24 rotation,
I.e. described damping wheel 251 is unidirectional damping wheel, so as to which in door opening process, the sliding part 24 is from the rear end 211 along described the
During one guide ramp 213 is moved to the critical point, the connecting rod 252 is driven to the direction away from the sliding part 24
It is mobile, while the connecting rod 252 drives the damping wheel 251 to rotate, at this point, 251 undamped power of the damping wheel, so as to
Convenient for the opening of the door body.
Further, the housing 22 is rotationally connected on the hinge axis 13, during further enhancing switch door body,
The stability that the power-assisted closing device 2 is run.
Further, the present invention also provides a kind of refrigerator with above-mentioned door body linkage 100, the refrigerator includes case
Body, door body and above-mentioned door body linkage 100.The hinge seat 1 is installed on the babinet, the power-assisted closing device
2 are installed in the door body.
Further, the door body is concavely provided with to accommodate the host cavity of the power-assisted closing device 2, is helped by described
After power closing device 2 is installed to the door body, the power-assisted closing device 2 is contained in the host cavity, enhances the door
The overall appearance effect of body.
In conclusion the power-assisted closing device 2 in the door body linkage 100 of the present invention is by setting and 24 phase of sliding part
The damper 25 of rotation connection, to move to drive door body along 213 rear end of the first guide ramp in the sliding part 24
Damping force when rotation is automatically closed is provided, slows down the speed that the sliding part 24 is moved to the rear end, so as to make the door body
Automatic slowly is closed, and door body quick closedown is avoided to bump against with babinet, reduces shutdown noise；And it is simple in structure, it is easy to operation.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
For bright book as an entirety, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically
Bright, they are not to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of door body linkage, the hinge axis including hinge seat, on the hinge seat, door body are rotationally connected with described
On hinge axis, it is characterised in that：The door body linkage further includes power-assisted closing device, and the power-assisted closing device includes：
Flange part, on the hinge seat, the flange part is including rear end, front end, from the rear end forward and to away from institute
The first guide ramp and connection first guide ramp for stating the direction extension of hinge axis are guided with the second of the front end
Inclined-plane；
Sliding part moves during door body is switched along the flange part；
Elastic parts connects the sliding part and the door body, and during switching door body, the elastic parts is in compression shape
State, and when the elastic parts drives the sliding part to be moved to the back-end along first guide ramp door body rotation is driven to make
Door body is automatically closed；
Damper, the damping wheel of the front side including being rotationally connected with the sliding part are connected with the damping wheel to drive
It states the connecting rod of damping wheel rotation, be connected to first disk roller of the one end of the connecting rod away from the damping wheel, the damping wheel exists
Damping force is provided when the connecting rod is to close to sliding part rotation；
Actuator when the sliding part moves to the back-end along first guide ramp, makes first disk roller along described the
Two guide ramps are mobile and the connecting rod is driven to be rotated to close to the sliding part.
2. door body linkage as described in claim 1, it is characterised in that：The power-assisted closing device is further included to fixation
In the housing in door body, the sliding part is rotatablely connected with the elastic parts, and the power-assisted closing device further includes fixed company
It is connected on the sliding part with the locating part of sliding part described in /V, the one end of the locating part away from the sliding part, which rotates, to be connected
It is connected on the housing；The one end of the elastic parts away from the sliding part is rotationally connected on the housing.
3. door body linkage as described in claim 1, it is characterised in that：The actuator is torsional spring, and the torsional spring is arranged
In on the damping wheel, and one end of the torsional spring is connected to the connecting rod close to one end of the damping wheel, and the other end abuts
In the sliding part close to one end of the damping wheel；In the mistake that the sliding part moves to the back-end along first guide ramp
Cheng Zhong, the torsional spring are in compressive state.
4. door body linkage as claimed in claim 2, it is characterised in that：Before the locating part is connected to the sliding part
Side, the damping wheel are rotationally connected with the one end of the locating part away from the sliding part；The actuator be torsional spring, the torsion
Spring is sheathed on the damping wheel, and one end of the torsional spring is connected to the connecting rod close to one end of the damping wheel, another
End is connected to the locating part close to one end of the damping wheel.
5. door body linkage as claimed in claim 2, it is characterised in that：The elastic parts includes elastic component body, position
In first fixed block of the described one end of elastic component body away from the hinge seat and positioned at the elastic component body close to institute
Second fixed block of one end of hinge seat is stated, first fixed block is rotationally connected on the housing, second fixed block
It is rotationally connected on the sliding part.
6. door body linkage as claimed in claim 5, it is characterised in that：The elastic parts further includes telescopic rod, described
One end of telescopic rod is connected on first fixed block, and the other end of the telescopic rod is connected on second fixed block,
And the telescopic direction of the telescopic rod is identical with the deformation direction of the elastic component body.
7. door body linkage as claimed in claim 6, it is characterised in that：The elastic component body is described flexible to be sheathed on
Spring on bar.
8. door body linkage as claimed in claim 1 or 2, it is characterised in that：The sliding part includes and the elastic group
The fixed seat of part connection is rotated positioned at the second disk roller of one side of the fixed seat away from the elastic parts, by the disk roller
The shaft being connected in the fixed seat, the shaft are vertically extending；During door body is switched, second disk roller
It is rolled along the periphery of the flange part.
9. door body linkage as described in claim 1, it is characterised in that：The power-assisted closing device, which further includes, to be fixedly connected
Eccentric cam on the hinge axis, the eccentric cam include the flange part.
10. a kind of refrigerator, it is characterised in that：The refrigerator includes babinet, door body and such as any one institute in claim 1-9
The door body linkage stated, the hinge seat are installed on the babinet, and the power-assisted closing device is fixed in the door body；
The door body is concavely provided with to accommodate the host cavity of the power-assisted closing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711492178.2A CN108061423B (en) | 2017-12-30 | 2017-12-30 | Door body hinge mechanism and refrigerator with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711492178.2A CN108061423B (en) | 2017-12-30 | 2017-12-30 | Door body hinge mechanism and refrigerator with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108061423A true CN108061423A (en) | 2018-05-22 |
| CN108061423B CN108061423B (en) | 2020-10-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711492178.2A Active CN108061423B (en) | 2017-12-30 | 2017-12-30 | Door body hinge mechanism and refrigerator with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108061423B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109403760A (en) * | 2018-11-19 | 2019-03-01 | 林旭伟 | Door-inhale |
| CN111750600A (en) * | 2019-03-27 | 2020-10-09 | 苏州三星电子有限公司 | Door body assist drive device and refrigerator |
| CN113415984A (en) * | 2021-06-16 | 2021-09-21 | 浙江富乐德石英科技有限公司 | Automatic precision firing device of quartz ring products |
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| KR0142059B1 (en) * | 1994-07-29 | 1998-07-01 | 배순훈 | Hinge structure of a refrigerator |
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| CN109403760A (en) * | 2018-11-19 | 2019-03-01 | 林旭伟 | Door-inhale |
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| CN113415984A (en) * | 2021-06-16 | 2021-09-21 | 浙江富乐德石英科技有限公司 | Automatic precision firing device of quartz ring products |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108061423B (en) | 2020-10-30 |
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Address after: 266101 No. 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: Qingdao Haier Joint Stock Co.,Ltd. |
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