CN107217935B - A kind of change rail overturning coupling structure and its furniture and method for turning - Google Patents
A kind of change rail overturning coupling structure and its furniture and method for turning Download PDFInfo
- Publication number
- CN107217935B CN107217935B CN201710601247.2A CN201710601247A CN107217935B CN 107217935 B CN107217935 B CN 107217935B CN 201710601247 A CN201710601247 A CN 201710601247A CN 107217935 B CN107217935 B CN 107217935B
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- China
- Prior art keywords
- fixing seat
- connecting rod
- swing arm
- support shaft
- coupling structure
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/06—Hinges with pins with two or more pins
- E05D3/14—Hinges with pins with two or more pins with four parallel pins and two arms
- E05D3/142—Hinges with pins with two or more pins with four parallel pins and two arms with at least one of the hinge parts having a cup-shaped fixing part, e.g. for attachment to cabinets or furniture
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B96/00—Details of cabinets, racks or shelf units not covered by a single one of groups A47B43/00 - A47B95/00; General details of furniture
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/10—Devices for preventing movement between relatively-movable hinge parts
- E05D11/1014—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in only one position, e.g. closed
- E05D11/1021—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in only one position, e.g. closed the hinge having two or more pins and being specially adapted for cabinets or furniture
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The present invention relates to a kind of change rail overturning coupling structure and its furniture and method for turning.A kind of change rail overturning coupling structure, including the first fixing seat and the second fixing seat, the first fixing seat of Ji Junyu and the second fixing seat hinged support arm and swing arm；First fixing seat is equipped with the side for being bordering on the second fixing seat equipped with connection chamber, and the intracavitary side of the connection is equipped with the first support shaft and the first swinging axle.The configuration of the present invention is simple is easily installed, and movement is steady.The present invention can be such that movable plate (can be door, window of furniture etc.) folds behind the inside of furniture, opening, and activity plate surface is flushed with the upper surface of furniture body, is left no gaps, and keep furniture body appearance concordant, be easy to use, and save space.
Description
Technical field
The present invention relates to a kind of connector technical field more particularly to a kind of change rail overturning coupling structure and its furniture and
Method for turning.
Background technique
With the increase of urban population and gradually popularizing for city small apartment house, in order to sufficiently and reasonably using having
The floor space of limit, need furniture have the function of it is convenient for folding fold, and traditional desktop furniture can generally occupy it is biggish
The interior space is unsuitable for being placed in small apartment house.Existing foldable desktop furniture, during opening and closing,
Desktop interferes with the column of carrying desktop in rotation, generally uses two ways: first is that turning to desktop in order to prevent
Dynamic junction carries out chamfering, and due to increasing chamfering process, the complicated manufacturing process of desktop furniture extends desktop furniture
Production Time, while also increasing cost of labor；Second is that expanding the distance between the desktop relatively rotated, but opening desktop man
It after tool, will appear biggish gap between the desktop that mutually rotates, unsightly, and be easy to fall into sundries in gap, shadow
Ring the rotation of desktop furniture.
Summary of the invention
In order to make up the defect of the above-mentioned prior art, the object of the present invention is to provide a kind of structure is simple, in rotation process
In, a kind of change rail that two parts of relative rotation do not interfere overturns coupling structure.
Further, a kind of furniture of band change rail overturning coupling structure is provided.
Further, a kind of seamless method for turning of furniture is provided.
In order to achieve the above objectives, the technical scheme is that
A kind of change rail overturns coupling structure, including the first fixing seat and the second fixing seat, the first fixing seat of Ji Junyu with
Second fixing seat hinged support arm and swing arm；First fixing seat is bordering on the second fixing seat and is equipped with connection chamber, described
Couple intracavitary side equipped with the first support shaft and the first swinging axle；First support shaft is bordering on first fixing seat and consolidates with second
Edge similar in reservation；First swinging axle is set to the side that the first support shaft is distal to the second fixing seat of collapse state, and
The another side of the second fixing seat of opening state is bordering on set on the first support shaft；Second fixing seat is bordering on the first fixing seat
End is equipped with link arm, and the link arm is equipped with the second support shaft and the second swinging axle；Second swinging axle is set to described
End similar in second fixing seat and the first fixing seat；Second support shaft is distal to the when being set to the second swinging axle collapse state
The side of one fixing seat, and the second support shaft is provided close to the another side of the first fixing seat when opening state；The support arm
One end couples with the rotation of the first support shaft, and the other end couples with the rotation of the second support shaft；Described swing arm one end is swung with first
Axis rotation connection, the other end couple with the rotation of the second swinging axle；Axle center between first support shaft and the first swinging axle connects
Axial connecting line, support arm and swing arm between line, the second support shaft and the second swinging axle form main quadrilateral connecting rod mechanism；Institute
The first fixing seat and the second fixing seat are stated by the main quadrilateral connecting rod mechanism so that the two is from collapse state close to each other
Conversion is overturn mutually with the opening state being located remotely from each other；
Link arm be placed in connection it is intracavitary, the support arm and swing arm of main quadrilateral connecting rod mechanism are mutually non-cross, and second
The outer ledge of fixing seat inner end is adjacent with the inside edge of the first fixing seat inner end, is collapse state；Link arm is placed in connection
Outside chamber, support arm intersects with swing arm, and to form the main quadrilateral connecting rod mechanism intersected, and the second fixing seat inner end is interior
Side edge is adjacent with the edge of the first fixing seat front end, is in an open state；
When the first fixing seat and the second fixing seat relative motion, support arm both ends are rotating around the first support shaft and the second support
Axis rotation, swing arm both ends are rotating around the first swinging axle and the second swinging axle rotary motion, and the branch of main quadrilateral connecting rod mechanism
Brace and swing arm between crossing condition and crossing condition in not converting, so that the first fixing seat and the second fixing seat are realized mutually
Become path type overturning.
It further, further include lockable mechanism；The lockable mechanism includes first connecting rod, second connecting rod and elastic component；Institute
It states first connecting rod inner end to couple with the rotation of the first fixing seat, outer end couples with the rotation of one end of second connecting rod, and second connecting rod is another
One end couples with the rotation of the second support shaft；Described elastic component one end is fixed, and the other end couples with the rotation of the outer end of first connecting rod；
From opening state to when the movement of collapse state, swing arm is moved towards the first fixing seat, to make second connecting rod
The one end coupled with the rotation of the second support shaft is moved towards the first fixing seat；Meanwhile first connecting rod both ends are fixed with first respectively
Seat, first connecting rod rotary motion, so that second connecting rod and first connecting rod movement folded toward；Wherein, elastic component and first connecting rod
Outer end rotary motion, and elastic component compression or expansion.
Further, the elastic component is spring；Spring pocket is together in the adjusting rod outside being equipped with, the adjusting rod both ends point
Not Guan Chuan the first link block, the rotatable connection of the second link block, and adjusting rod in the middle part of close to the second link block one end be equipped with one
Stopper, stopper support and terminate in the second link block close to the inside of the first link block；First link block and the first fixing seat are hinged,
Second link block and first connecting rod are hinged；The spring one end is only butted on the first link block, and the other end is only butted on adjusting rod
The adjusting block being equipped with；The adjusting block and adjusting rod thread connection；The adjusting rod is revolved relative to a link block, the second link block
When turning, adjusting block is along adjusting rod shift position, thus the elastic force of adjustment spring.
Further, line, first connecting rod, the second connecting rod of the point of rotation of first support shaft and first connecting rod inner end
And swing arm is formed from quadrilateral connecting rod mechanism；The main quadrilateral connecting rod mechanism is with from quadrilateral connecting rod mechanism with swing arm
Side altogether, to form the movement mechanism mutually to link；Wherein, the line, first connecting rod of the first swinging axle and first connecting rod inner end, the
The length ratio of two connecting rods and swing arm is (59~63): (50~54): (38~42): (38~42).
Further, the length of the first connecting rod is 1-4 times of swing arm；The second connecting rod is curved bar, and direction
First fixing seat curving；The outer end of the first connecting rod, which is equipped with, rotates the extension coupled with elastic component.
Further, the elastic component is gas spring；Described gas spring one end couples with first connecting rod rotation, and the other end is logical
Cross that the rotation of extended fixed block couples backward with the first fixing seat.
Further, the support arm and swing arm are curved rod, and towards the first fixing seat curving；It is described
The radian of swing arm is 20 °~40 °, and the radian of support arm is 30 °~70 °；The length of the swing arm is the 1.2-of support arm
3 times.
Further, first support shaft and the line of the first swinging axle, the company of the second support shaft and the second swinging axle
The length ratio of line, support arm and swing arm is (8~12): (14~18): (24~28): (39~43).
A kind of band becomes the furniture of rail overturning coupling structure, and variable rail overturning coupling structure couples with movable plate, described
First fixing seat is installed on ontology or movable plate, and the second fixing seat is installed on movable plate or ontology, so that movable plate is from folding shape
State becomes path type around ontology and overturns to opening state.
The seamless method for turning of above-mentioned furniture, the movable plate when collapse state, pacify by movable plate medial plane and ontology
The front end surface that dress becomes rail overturning coupling structure flushes, and the upper end of movable plate installation change rail overturning coupling structure is bordering on this
The medial surface of body；For movable plate under by external force, the main quadrilateral connecting rod mechanism for becoming rail overturning coupling structure carries out change rail
Movement is transformed to swing arm by swing arm and the Uncrossed quadrangle movement mechanism of support arm and transports with the quadrangle that support arm intersects
Motivation structure, movable plate become path type around ontology from collapse state and overturn to opening state, the upper end flip-flop movement of movable plate to
The corresponding front side in ontology front end, and the upper end planes align of movable plate lateral surface and ontology；Wherein, after overturning, movable plate
Upper end and ontology front end between gap be 0.01-2mm.
A kind of change rail of the present invention overturns coupling structure, by being rotatably coupled between the first fixing seat and the second fixing seat
Main quadrilateral connecting rod mechanism so that the first fixing seat and the second fixing seat have opposite change path type flip-flop movement.Main four
When side shape link mechanism is overturn from collapse state to opening state, form main quadrilateral connecting rod mechanism swing arm and support arm by
Not crossing condition originally is converted to crossing condition, so that flip-flop movement is steady.Lockable mechanism, can be to second in collapse state
Fixing seat carries out the effect of locking, prevents the generation of the second fixing seat from moving down because of gravity.The configuration of the present invention is simple, convenient for peace
Dress, movement are steady.
A kind of band of the present invention becomes the furniture of rail overturning coupling structure, is in by that will become rail overturning coupling structure installation
Have between ontology and movable plate, so that movable plate there can be the flip-flop movement for becoming rail relative to furniture body.The present invention can make
Movable plate (can be door, window of furniture etc.) folds behind the inside of furniture, opening, the upper table of activity plate surface and furniture body
Face flushes, and leaves no gaps to form table top, and when collapse state keeps furniture body appearance concordant, and when opening state forms practical platform
Face, convenient to use, saving space.
The invention will be further described in the following with reference to the drawings and specific embodiments.
Detailed description of the invention
Fig. 1 is a kind of three-dimensional structure diagram for becoming rail and overturning coupling structure of the present invention；
Fig. 2 is that a kind of rail that becomes of the present invention overturns the structure chart that coupling structure is in collapse state；
Fig. 3 is the cross-sectional view of Fig. 2；
Fig. 4 is that a kind of rail that becomes of the present invention overturns the structure chart that coupling structure is between collapse state and opening state；
Fig. 5 is that a kind of rail that becomes of the present invention overturns coupling structure structure chart in the open state；
Fig. 6 is a kind of three-dimensional structure diagram equipped with spring for becoming rail and overturning coupling structure of the present invention；
Fig. 7 is the front view of Fig. 6；
Fig. 8 is a kind of three-dimensional structure diagram equipped with gas spring for becoming rail and overturning coupling structure of the present invention；
Fig. 9 is the front view of Fig. 8；
Figure 10 is the three-dimensional structure diagram that a kind of band of the present invention becomes that rail overturns the furniture of coupling structure；
Figure 11 is the cross-sectional view and partial enlarged view that a kind of band of the present invention becomes that rail overturns the furniture of coupling structure；
Figure 12 is the cross-sectional view and partial enlarged view that a kind of band of the present invention becomes that rail overturns the furniture of coupling structure；
Figure 13 is that change rail overturning change rail makes in a kind of furniture opening procedure of band change rail overturning coupling structure of the invention
Avoid the cross-sectional view and partial enlarged view at furniture body front end " α " in movable plate end；
Figure 14 be a kind of band of the present invention become rail overturn coupling structure furniture fold rear lockable mechanism prevent movable plate because
Gravity makes the cross-sectional view and partial enlarged view that gap is excessive at " F "；
Figure 15 is that the present invention is based on the collapse state process charts of the method for seamless overturning；
Figure 16 is that the present invention is based on the opening state process charts of the method for seamless overturning.
Specific embodiment
In order to more fully understand technology contents of the invention, combined with specific embodiments below to technical solution of the present invention into
One step introduction and explanation, but not limited to this.
Fig. 1 to Figure 16 is drawing of the invention.
A kind of change rail overturns coupling structure, such as Fig. 1-Fig. 5, including the first fixing seat 10 and the second fixing seat 20, and
Hinged support arm 30 and swing arm 40 with 10 second fixing seat 20 of the first fixing seat.First fixing seat 10 is equipped with the first support shaft
12 and first swinging axle 11.For first fixing seat 10 along the length direction of itself, the first swinging axle 11 is located at the first support shaft 12
Front end, in the short transverse of itself, the first swinging axle 11 is located at 12 upside of the first support shaft.Second fixing seat 20 is equipped with second
Swinging axle 21 and the second support shaft 22.For second fixing seat 20 along the direction of length, the second swinging axle 21 is located at second
22 front side of axis is supportted, in the short transverse of itself, the second swinging axle 21 is located at 22 downside of the second support shaft.
Specifically, the first fixing seat 10 is equipped with the side for being bordering on the second fixing seat 20 equipped with connection chamber 13, and first supports
Axis 12 and the first swinging axle 11 are set to connection chamber 13.It is close with the second fixing seat 20 that first support shaft 12 is bordering on the first fixing seat 10
Turned rim.First swinging axle 11 is set to the side that the first support shaft 12 is distal to the second fixing seat 20 of collapse state, and sets
The another side of the second fixing seat 20 of opening state is bordering in the first support shaft 12.Second fixing seat 20 is bordering on the first fixing seat 10
End is equipped with link arm 23, and link arm 23 is equipped with the second support shaft 22 and the second swinging axle 21.Second swinging axle 21 is bordering on second
End similar in fixing seat 20 and the first fixing seat 10.Second support shaft 22 is set to that the second swinging axle 21 is distal to collapse state
The side of one fixing seat 10, and it is set to the another side that the second support shaft 22 is bordering on the first fixing seat 10 of opening state.
More specifically, the first swinging axle 11 is distal to the second fixing seat 20 and sets relative to the motion profile of first fixing seat 10
It sets, the first support shaft 12 is bordering on setting of second fixing seat 20 relative to the motion profile of the first fixing seat 10, and there are also the first pendulum
Moving axis 11 and the first support shaft 12 are angularly disposed.Second support shaft 22 is bordering on the setting of the first support shaft 12, and the second swinging axle 21 is remote
It is arranged in the first support shaft 12, and the second swinging axle 21 and the second support shaft 22 are angularly disposed.
30 one end of support arm couples with the rotation of the first swinging axle 11, and the other end couples with the rotation of the second support shaft 22.It swings
40 one end of arm couples with the rotation of the first support shaft 12, and the other end couples with the rotation of the second swinging axle 21.First support shaft 12 and
The line of one swinging axle 11, the line of the second swinging axle 21 and the second support shaft 22, support arm 30 and swing arm 40 form main four
Side shape link mechanism 31.First fixing seat 10 and the second fixing seat 20 by the main quadrilateral connecting rod mechanism 31 so that the two from
Collapse state close to each other overturns mutually conversion with the opening state being located remotely from each other.
When collapse state, the support arm 30 and swing arm 40 of main quadrilateral connecting rod mechanism 31 are mutually non-cross, and second is fixed
The second swinging axle 21 is arranged in seat 20, one end of the second support shaft 22 is bordering on the first fixing seat 10, and the first fixing seat 10 and second
Fixing seat 20 is mutually perpendicular to.Link arm is placed in that connection is intracavitary, and the support arm 30 of main quadrilateral connecting rod mechanism and swing arm 40 are mutual
Do not intersect, and the outer ledge of 20 inner end of the second fixing seat is adjacent with the inside edge of 10 inner end of the first fixing seat.First is fixed
The inside edge of 10 inner ends of seat is the turned rim.
When opening state, support arm 30 intersects with swing arm 40, to form the main quadrilateral connecting rod mechanism 31 intersected,
And second fixing seat 20 be arranged the second swinging axle 21, the second support shaft 22 one end far from the first fixing seat 10.Link arm 23 is set
In outside connection chamber 13, support arm 30 intersects with swing arm 40, to form the main quadrilateral connecting rod mechanism 31 intersected, and second
The inside edge of 20 inner end of fixing seat is adjacent with the inside edge of 10 inner end of the first fixing seat.
From collapse state to when the movement of opening state, 30 both ends of support arm are swung rotating around the second support shaft 22 and first
Axis 11 rotates, and 40 both ends of swing arm are rotating around 12 rotary motion of the second swinging axle 21 and the first support shaft, and main quadrilateral connecting rod
Never crossing condition is gradually to crossing condition transition for the support arm 30 of mechanism 31 and swing arm 40, so that the first fixing seat 10 and the
Two fixing seats, 20 phase interconversion path type overturning, until the one of the first support shaft 12 of the first fixing seat 10 setting, the first swinging axle 11
It holds far from the second fixing seat 20.
Wherein, opposite to opening state motion process with collapse state from opening state to collapse state motion process.
Wherein, such as Fig. 6-Fig. 9, becoming rail overturning coupling structure further includes lockable mechanism 50.Lockable mechanism 50 includes first
Connecting rod 51, second connecting rod 52 and elastic component 53.51 inner end of first connecting rod couples with the rotation of the first fixing seat 10, and outer end connects with second
One end of bar 52 rotates connection, and 52 other end of second connecting rod couples with the rotation of the second swinging axle 21.53 one end of elastic component is fixed,
The other end couples with the rotation of the outer end of first connecting rod 51.
From opening state to when the movement of collapse state, swing arm 40 is moved towards the first fixing seat 10, to make second
One end that connecting rod 52 couples with the rotation of the second support shaft 22 is moved towards the first fixing seat 10；Meanwhile 51 both ends of first connecting rod point
Not with the first fixing seat 10,51 rotary motion of first connecting rod so that second connecting rod 52 and the movement folded toward of first connecting rod 51；Its
In, the outer end rotary motion of elastic component 53 and first connecting rod 51, and the compression of elastic component 53 or expansion.
Specifically, elastic component 53 is spring 53A.Spring 53A is sleeved on 54 outside of adjusting rod being equipped with, 54 both ends of adjusting rod
The first link block 55, the rotatable connection of the second link block 56 are extended through, and 54 middle part of adjusting rod is close to the second link block 56
One end is equipped with a stopper, and stopper supports and terminates in the second link block 56 close to the inside of the first link block 55.First link block 55 and
One fixing seat 10 is hinged, and the second link block 56 and first connecting rod 51 are hinged.The one end spring 53A is only butted on the first link block 55, and
The other end is only butted on the adjusting block 57 that adjusting rod 54 is equipped with.Adjusting block 57 and 54 thread connection of adjusting rod.Adjusting rod 54 relative to
When one link block, the rotation of the second link block 56, adjusting block 57 is along 54 shift position of adjusting rod, thus the elasticity of adjustment spring 53A
Power.It 54 both ends of adjusting rod, can be with rotation adjusting lever using tools such as screwdrivers through the first link block 55, the second link block 56
54, meanwhile, adjusting block 57 is limited by first connecting rod 51 and is rotated, from keeping adjusting block 57 mobile, to reach adjustment spring 53A elastic force
Purpose.It can will be simple and compact for structure one end of which is fixed in the first fixing seat 10 as elastic component 53 using spring 53A.
From opening state to when the movement of collapse state, since opening state lockable mechanism 50 is in main quadrilateral connecting rod mechanism
31 effect turns forward, and when moving to collapse state, the second connecting rod 52 of lockable mechanism 50 is moved towards first connecting rod 51,
So that one end that first connecting rod 51 is distal to the first fixing seat 10 moves backward, so spring 53A is squeezed compression.Folding shape
When state is moved to opening state, lockable mechanism 50 moves away from the release conversely, as elastic force, spring 53A expansion.
Specifically, elastic component 53 is gas spring 53B.The one end gas spring 53B and first connecting rod 51 are hinged, other end rotation connection
It is connected to the fixed block 58 being equipped with, and fixed block 58 is fixed on the first fixing seat 10 or other objects.The work of gas spring 53B
Principle is identical as spring 53A's.
In addition, the one end gas spring 53B and first connecting rod 51 rotation couples, the other end by with the first fixing seat 10 backward
The extended rotation of fixed block 58 connection, i.e., fixed block 58 is an integral structure with the first fixing seat 10.
Line, first connecting rod 51, second connecting rod 52 and the pendulum of first support shaft 12 and the point of rotation of 51 inner end of first connecting rod
Swing arm 40 is formed from quadrilateral connecting rod mechanism 41.Main quadrilateral connecting rod mechanism 31 with from quadrilateral connecting rod mechanism 41 with swing arm 40
For total side, the movement mechanism mutually to be linked with formation.The position of main quadrilateral connecting rod mechanism 31 is moved, and can be caused from four
Side shape link mechanism 41 moves.Due to being moved from quadrilateral connecting rod mechanism 41, it will drive elastic component 53 deformation occurs and generate
Elastic force, so that lockable mechanism 50 will play the role of support to the second fixing seat 20, when collapse state, prevents the second fixing seat
20 is sagging because of gravity.Wherein, the line of the first support shaft 12 and the point of rotation of 51 inner end of first connecting rod, first connecting rod 51, the
The length ratio of two connecting rods 52 and swing arm 40 is (59~63): (50~54): (38~42): (38~42).In the present embodiment,
The line of first support shaft 12 and the point of rotation of 51 inner end of first connecting rod, first connecting rod 51, second connecting rod 52 and swing arm 40
Length is respectively 61mm, 52mm, 40mm, 41mm.
Preferably, the length of first connecting rod 51 is 1-4 times of swing arm 40.Second connecting rod 52 is curved bar, and towards first
10 curving of fixing seat.The outer end of first connecting rod 51, which is equipped with, rotates the extension 511 coupled with elastic component 53.Elastic component 53 produces
Raw elastic force acts on extension 511, and elastic component 53 is made to form bigger lever force to the second fixing seat 20.
First fixing seat 10 is equipped with connection chamber 13.The first peace for installing the first fixing seat 10 is equipped on the outside of connection chamber 13
Dress portion 14.First support shaft 12, the first swinging axle 11 are set to connection 13 inner wall of chamber.Support arm 30 is rotated along the first swinging axle 11
Along 12 rotary motion of the first support shaft, the two is moved towards the first fixing seat 10 to be collapsed in connection chamber 13 for movement, swing arm 40
Side.Second fixing seat 20 moves to collapse state from opening state, after the second fixing seat 20 is overturn towards the first fixing seat 10, main four
The swing arm 40 and support arm 30 of side shape link mechanism 31 collapse in 13 inside of connection chamber.
Second fixing seat 20, which is equipped with, is bordering on 10 side of the first fixing seat equipped with link arm 23.Second swinging axle 21, second
It supports axis 22 and is set to link arm 23.23 back side of link arm is equipped with the second mounting portion 24 for installing the second fixing seat 20.It folds
When state, one end that the second swinging axle 21 and the second support shaft 22 is arranged in link arm 23 overturn with main quadrilateral connecting rod mechanism 31 and
It folds to 13 inside of connection chamber.
Support arm 30 and swing arm 40 are curved rod, and towards 10 curving of the first fixing seat.Swing arm 40
Radian is 20 °~40 °, and the radian of support arm 30 is 30 °~70 °.The length of swing arm 40 is 1.2-3 times of support arm 30.
The line of first support shaft 12 and the first swinging axle 11, the line of the second swinging axle 21 and the second support shaft 22, branch
The length ratio of brace 30 and swing arm 40 is (8~12): (14~18): (24~28): (39~43).In the present embodiment, the
The line of one support shaft 12 and the first swinging axle 11, the line of the second swinging axle 21 and the second support shaft 22, support arm 30 and pendulum
The length of swing arm 40 is respectively 10mm, 16mm, 26mm, 41mm.
In order to which total is stronger, installation, support arm 30, swing arm 40, first connecting rod 51 and second are easily facilitated
Connecting rod 52 is two, and is symmetrical arranged.
A kind of band becomes the furniture of rail overturning coupling structure, as shown in Figure 10-12, including furniture body 60, movable plate
70 and above-mentioned change rail overturn coupling structure.Furniture body 60 is coupled by becoming rail overturning coupling structure with movable plate 70,
So that movable plate 70 is mutually overturn around furniture body 60.First fixing seat 10 is installed on furniture body 60 or movable plate 70, and second
Fixing seat 20 is installed on movable plate 70 or furniture body 60, so that movable plate 70 becomes path type around furniture body 60 from collapse state
It overturns to opening state.
When movable plate 70 is with respect to 60 closed state of furniture body, becomes rail overturning coupling structure and be in collapse state, activity
The lateral surface of plate 70 and the end face of furniture body 60.
Movable plate 70 becomes path type overturning, movable plate 70 with respect to furniture body 60 relative to furniture body 60 from closed state
When opening state, become that rail overturning coupling structure is in the open state, and the lateral surface of movable plate 70 is upper with furniture body 60
Planes align and form practical table top.
As shown in Figure 10-12, if the first fixing seat 10 is installed on movable plate 70, need to open up receiving in movable plate 70
The mounting groove of first fixing seat 10, the second fixing seat 20 is fixedly installed in furniture body 60, then after folding movable plate 70, activity
After plate 70 will not tenesmus due to cause movable plate 70 upward because of the reason of the gravity end face and furniture body 60 upper plane and occur
Step.
Wherein, movable plate 70 is equipped with folding support leg, is firmly supported when opening for movable plate 70 with ground.
If the first fixing seat 10 is installed on furniture body 60, need to open up the first fixing seat 10 of receiving in furniture body 60
Mounting groove, the second fixing seat 20 is fixedly installed in movable plate 70, then living due to gravity after folding movable plate 70
Movable plate 70 can drop and to cause to occur with 60 top plate of furniture body gap excessive, influence using.Thus to use with locking
The change rail of mechanism 50 overturns coupling structure, after movable plate 70 folds, lockable mechanism 50 movable plate 70 can be played locking and
The effect of support prevents from dropping and gap occur.
Based on the method for the seamless overturning of above-mentioned furniture, as shown in Figure 13-16, movable plate 70 is when collapse state, movable plate
70 lateral surfaces are flushed with the front end that furniture body 60 installs change rail overturning coupling structure, and the installation of movable plate 70 becomes rail overturning
The upper end of coupling structure is bordering on the medial surface of 60 top plate of furniture body；Movable plate 70 becomes rail overturning connection under by external force
The main quadrilateral connecting rod mechanism 31 of structure carries out becoming rail movement, is moved by swing arm 40 and the Uncrossed quadrangle of support arm 30
Mechanism alternation is the quadrangle movement mechanism that swing arm 40 intersects with support arm 30, and movable plate 70 becomes rail around ontology from collapse state
Mark formula is overturn to opening state, the upper end flip-flop movement of movable plate 70 extremely front side corresponding with 60 front end of furniture body, and
The upper planes align of 70 lateral surface of movable plate and furniture body 60；Wherein, after overturning, the upper end of movable plate 70 and furniture body 60
Front end between gap be 0.01-2mm.
It can be seen that from Figure 15, Figure 16, when collapse state, movable plate 70 is in below furniture body AB, movable plate 70
Ab point passes through opposite with AB point after overturning.
Change path type overturning therein is properly termed as displacement from rotation again, and so-called change path type overturning refers to that quadrangle connects
For linkage in collapse state, quadrangle is in interior state, and wherein support arm 30 does not intersect with swing arm 40, the first fixing seat 10
(specific data are according to the first fixing seat 10 and second close to minimum value or for minimum value for the distance between second fixing seat 20
The shape of fixing seat 20 is determined).In the open mode, quadrangle is in opening, support arm 30 and swing arm for quadrilateral connecting rod mechanism
40 by not cross transition be intersect.The second fixing seat 20 (such as fixing door-plate or cabinet door) may be implemented in this way to consolidate with first
Displacement between reservation 10 (for example being fixed on doorframe or cabinet) can prevent both door-plate and doorframe in rotation from rotation
There is the case where interference in edge.For example, when quadrilateral connecting rod mechanism is in collapse state, the contracting of the distance between door-plate and doorframe
Small, when making door-plate concordant with the right angle of doorframe, and opening, the distance of the two increases, and can prevent from sending out between the two right angle
Raw interference；And after opening, the end face of movable plate 70 and the front end face horizontal alignment of furniture body 60 and distance are close to minimum value
It or is minimum value.
The rotating connector of above structure, structure are simple, it is often more important that it is fixed to be mounted on the first fixing seat 10 or second
When the movable plate 70 of seat 20 turns over, do not have to carry out chamfering to movable plate 70, movable plate 70 will not be sent out with fixing end pedestal
Raw interference, reduces processing program, improves processing efficiency.
In conclusion a kind of change rail of the present invention overturns coupling structure, by being rotatably coupled to the first fixing seat and second
Main quadrilateral connecting rod mechanism between fixing seat, so that there is opposite change path type to overturn for the first fixing seat and the second fixing seat
Movement.When main quadrilateral connecting rod mechanism is overturn from collapse state to opening state, the swing arm of main quadrilateral connecting rod mechanism is formed
And support arm is converted to crossing condition by original not crossing condition, so that flip-flop movement is steady, the configuration of the present invention is simple is convenient for
Installation, movement are steady.
A kind of band of the present invention becomes the furniture of rail overturning coupling structure, is in by that will become rail overturning coupling structure installation
Have between ontology and movable plate, so that movable plate there can be the flip-flop movement for becoming rail relative to furniture body.The present invention can make
Movable plate (can be door, window of furniture etc.) folds behind the inside of furniture, opening, the upper table of activity plate surface and furniture body
Face flushes, and leaves no gaps, and keeps furniture body appearance concordant, is easy to use, and saves space.
It is above-mentioned that technology contents of the invention are only further illustrated with embodiment, in order to which reader is easier to understand, but not
It represents embodiments of the present invention and is only limitted to this, any technology done according to the present invention extends or recreation, by of the invention
Protection.Protection scope of the present invention is subject to claims.
Claims (10)
1. a kind of change rail overturns coupling structure, it is characterised in that: a kind of change rail overturning coupling structure, including the first fixing seat
With the second fixing seat, the first fixing seat of Ji Junyu and the second fixing seat hinged support arm and swing arm；First fixing seat
It is bordering on the second fixing seat and is equipped with connection chamber, the intracavitary side of the connection is equipped with the first support shaft and the first swinging axle；Described first
Support shaft is bordering on edge similar in first fixing seat and the second fixing seat；It is remote that first swinging axle is set to the first support shaft
The another of the second fixing seat of opening state is bordering in the side of the second fixing seat of collapse state, and set on the first support shaft
Side；Second fixing seat be bordering on the first fixing seat end be equipped with link arm, the link arm be equipped with the second support shaft and
Second swinging axle；Second swinging axle is set to end similar in second fixing seat and the first fixing seat；Described second
Support is distal to the side of the first fixing seat when being located in the second swinging axle collapse state, and the second support shaft is set to when opening state
Close to the another side of the first fixing seat；Described support arm one end couples with the rotation of the first support shaft, the other end and the second support shaft
Rotation connection；Described swing arm one end couples with the rotation of the first swinging axle, and the other end couples with the rotation of the second swinging axle；Described
Axial connecting line, the second support shaft between one support shaft and the first swinging axle and the axial connecting line between the second swinging axle, support
Arm and swing arm form main quadrilateral connecting rod mechanism；First fixing seat and the second fixing seat pass through the main quadrilateral connecting rod
Mechanism is so that the two overturns mutually conversion with the opening state being located remotely from each other from collapse state close to each other；
Link arm be placed in connection it is intracavitary, the support arm and swing arm of main quadrilateral connecting rod mechanism are mutually non-cross, and second fixation
The outer ledge of seat inner end is adjacent with the inside edge of the first fixing seat inner end, is collapse state；
Link arm is placed in outside connection chamber, and support arm intersects with swing arm, to form the main quadrilateral connecting rod mechanism intersected, and
The inside edge of second fixing seat inner end is adjacent with the edge of the first fixing seat front end, is in an open state；
When the first fixing seat and the second fixing seat relative motion, support arm both ends are revolved rotating around the first support shaft and the second support shaft
Turn, swing arm both ends are rotating around the first swinging axle and the second swinging axle rotary motion, and the support arm of main quadrilateral connecting rod mechanism
With swing arm in not converted between crossing condition and crossing condition, so that the first fixing seat realizes phase interconversion rail with the second fixing seat
The overturning of mark formula.
2. change rail according to claim 1 overturns coupling structure, which is characterized in that further include lockable mechanism；The lock
Locking mechanism includes first connecting rod, second connecting rod and elastic component；The first connecting rod inner end couples with the rotation of the first fixing seat, outer end
Couple with the rotation of one end of second connecting rod, and the second connecting rod other end couples with the rotation of the second support shaft；Described elastic component one end
Fixed, the other end couples with the rotation of the outer end of first connecting rod；
From opening state to when the movement of collapse state, swing arm is moved towards the first fixing seat, to make second connecting rod and the
One end of two support shafts rotation connection is moved towards the first fixing seat；Meanwhile first connecting rod both ends respectively with the first fixing seat,
One connecting rod rotary motion, so that second connecting rod and first connecting rod movement folded toward；Wherein, the outer end of elastic component and first connecting rod
Rotary motion, and elastic component compression or expansion.
3. change rail according to claim 2 overturns coupling structure, which is characterized in that the elastic component is spring；Spring
It being sleeved on the outside of the adjusting rod being equipped with, the adjusting rod both ends extend through the first link block, the rotatable connection of the second link block,
And it is equipped with a stopper close to one end of the second link block in the middle part of adjusting rod, stopper supports and terminates in the second link block close to the first link block
Inside；First link block and the first fixing seat are hinged, and the second link block and first connecting rod are hinged；The spring one end stops
It is butted on the first link block, and the other end is only butted on the adjusting block that adjusting rod is equipped with；The adjusting block and adjusting rod thread connection；
When the adjusting rod is relative to a link block, the rotation of the second link block, adjusting block is along adjusting rod shift position, thus adjustment spring
Elastic force.
4. change rail according to claim 2 overturns coupling structure, which is characterized in that first support shaft connects with first
Line, first connecting rod, second connecting rod and the swing arm of the point of rotation of bar inner end are formed from quadrilateral connecting rod mechanism；Four side of master
Shape link mechanism with swing arm be side altogether from quadrilateral connecting rod mechanism, to form the movement mechanism that mutually links；Wherein, first
The line of swinging axle and first connecting rod inner end, first connecting rod, second connecting rod and swing arm length ratio be (59~63): (50
~54): (38~42): (38~42).
5. change rail according to claim 2 overturns coupling structure, which is characterized in that the length of the first connecting rod is pendulum
1-4 times of swing arm；The second connecting rod is curved bar, and towards the first fixing seat curving；The outer end of the first connecting rod is set
Have and rotates the extension coupled with elastic component.
6. change rail according to claim 2 overturns coupling structure, which is characterized in that the elastic component is gas spring；Institute
It states gas spring one end to couple with first connecting rod rotation, the other end is by the way that extended fixed block rotation joins backward with the first fixing seat
It connects.
7. change rail according to claim 1 overturns coupling structure, which is characterized in that the support arm is with swing arm
Curved rod, and towards the first fixing seat curving；The radian of the swing arm is 20 °~40 °, and the radian of support arm is
30 °~70 °；The length of the swing arm is 1.2-3 times of support arm.
8. change rail according to claim 1 overturns coupling structure, which is characterized in that first support shaft and the first pendulum
The line of moving axis, the line of the second support shaft and the second swinging axle, support arm and swing arm length ratio be (8~12): (14
~18): (24~28): (39~43).
9. the furniture that a kind of band becomes rail overturning coupling structure, which is characterized in that including ontology, movable plate and claim 1 to
8 described in any item change rail overturn coupling structure；The ontology is coupled by becoming rail overturning coupling structure with movable plate, institute
It states the first fixing seat and is installed on ontology or movable plate, the second fixing seat is installed on movable plate or ontology, so that movable plate is from folding
State becomes path type around ontology and overturns to opening state.
10. the seamless method for turning of furniture described in claim 9, which is characterized in that the movable plate is when collapse state, activity
Plate medial plane is flushed with the front end surface that ontology installs change rail overturning coupling structure, and movable plate installation becomes rail overturning and joins
The upper end of binding structure is bordering on the medial surface of ontology；Movable plate becomes the main quadrangle of rail overturning coupling structure under by external force
Link mechanism carries out becoming rail movement, is transformed to swing arm and branch by swing arm and the Uncrossed quadrangle movement mechanism of support arm
The quadrangle movement mechanism that brace intersects, movable plate become path type around ontology from collapse state and overturn to opening state, movable plate
Upper end flip-flop movement to front side corresponding with ontology front end, and the upper end planes align of movable plate lateral surface and ontology；
Wherein, after overturning, the gap between the upper end of movable plate and the front end of ontology is 0.01-2mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710601247.2A CN107217935B (en) | 2017-07-21 | 2017-07-21 | A kind of change rail overturning coupling structure and its furniture and method for turning |
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| CN201710601247.2A CN107217935B (en) | 2017-07-21 | 2017-07-21 | A kind of change rail overturning coupling structure and its furniture and method for turning |
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| CN107217935A CN107217935A (en) | 2017-09-29 |
| CN107217935B true CN107217935B (en) | 2019-04-19 |
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| CN201710601247.2A Active CN107217935B (en) | 2017-07-21 | 2017-07-21 | A kind of change rail overturning coupling structure and its furniture and method for turning |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107724834A (en) * | 2017-11-15 | 2018-02-23 | 浪潮金融信息技术有限公司 | Hinge means |
| CN107907702A (en) * | 2017-12-22 | 2018-04-13 | 深圳市德胜医疗设备有限公司 | Test tube fast transfer Zhuan Catching-rabbits |
| CN109009752A (en) * | 2018-09-04 | 2018-12-18 | 江苏赛康医疗设备股份有限公司 | The bridge-type pedestal of medical bed |
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| CN85201117U (en) * | 1985-04-28 | 1986-10-15 | 梁卓雄 | Easy-to-install built-in hinge |
| DE29605551U1 (en) * | 1996-03-26 | 1996-05-30 | Hetal-Werke Franz Hettich Gmbh & Co, 72275 Alpirsbach | Flap fitting |
| EP2336467A1 (en) * | 2009-12-16 | 2011-06-22 | Whirlpool Europe s.r.l. | Movable-axis hinge for furniture doors and the like |
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| WO2014206453A1 (en) * | 2013-06-26 | 2014-12-31 | Electrolux Appliances Aktiebolag | Eccentric hinge |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN207278052U (en) * | 2017-07-21 | 2018-04-27 | 深圳市美力王家具塑胶五金有限公司 | One kind becomes rail upset draw bail and its furniture |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3975791A (en) * | 1969-06-10 | 1976-08-24 | Kunststoff Gmbh | Door closing device |
| CN85201117U (en) * | 1985-04-28 | 1986-10-15 | 梁卓雄 | Easy-to-install built-in hinge |
| DE29605551U1 (en) * | 1996-03-26 | 1996-05-30 | Hetal-Werke Franz Hettich Gmbh & Co, 72275 Alpirsbach | Flap fitting |
| EP2336467A1 (en) * | 2009-12-16 | 2011-06-22 | Whirlpool Europe s.r.l. | Movable-axis hinge for furniture doors and the like |
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| CN107217935A (en) | 2017-09-29 |
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