CN107568894A - A kind of supporting construction of folding landing leg - Google Patents
A kind of supporting construction of folding landing leg Download PDFInfo
- Publication number
- CN107568894A CN107568894A CN201710998846.2A CN201710998846A CN107568894A CN 107568894 A CN107568894 A CN 107568894A CN 201710998846 A CN201710998846 A CN 201710998846A CN 107568894 A CN107568894 A CN 107568894A
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- hinged
- support
- support bar
- supporting leg
- panel
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Abstract
The present invention relates to technical field of furniture, more particularly to a kind of supporting construction of folding landing leg, including the supporting leg being articulated with panel and the support component being connected between the supporting leg and the panel, in collinear a pair of support rods being hinged when the support component is included in support, the end of one support bar is articulated with the panel, the end of another support bar is articulated with the supporting leg, a pair of be hinged terminations being hinged are provided between two support bars, the be hinged termination is rotatably installed in the adjacent both ends of two support bars respectively, by the state for rotating the rotational plane for being hinged the relative rotation plane panel rotation relative with supporting leg that termination changes two support bars.The present invention changes the rotation direction of two support bars, support bar is formed one not folding stabilization support bar in the rotational plane of supporting leg, ensure that the stability of supporting leg by setting the be hinged termination rotated, simple in construction, supporting ＆ stablizing, practical.
Description
Technical field
The present invention relates to technical field of furniture, more particularly to a kind of supporting construction of folding landing leg.
Background technology
In order to reduce the occupancy in space within doors, the desk or chair of many family expenses are arranged to folding.Such as pass
The folding table of system includes the supporting leg being pivotably attached on desktop, and when using position, supporting leg stretches out from desktop, and
In storage location, leg folds on the table, so substantially reduces the space-consuming of desk
Such as：A kind of foldable table described in the Chinese invention patent of Application No. 201180044503.3 can include desktop
And leg, the leg can move between an extended position and a retracted position.The desktop can include can be in folding position and expansion
The Part I and Part II moved between position.First of side rail may be coupled on the Part I of desktop, side rail
Second may be coupled on the Part II of desktop, hinge component can with biased configuration connect side rail first and second
Portion, when desk is in folding position, while rail the inner surface of first can at least adjacent to while rail the outer surface of second
Ground is set, and this structure is mainly in dead-centre position in extended configuration using hinge component, and table leg acts on hinge component
Power hinge component can not be made movable, be the shortcomings that this structure, higher required to the extended configuration of hinge component, once from
Open dead-centre position table leg to be easy to fold, support is not sufficiently stable.
The content of the invention
It is an object of the invention to provide a kind of supporting construction of folding landing leg, the stability of supporting leg is greatly improved.
The present invention above-mentioned purpose technical scheme is that：A kind of supporting construction of folding landing leg,
Including the supporting leg being articulated with panel and the support component being connected between the supporting leg and the panel, the support component bag
Include and be articulated with support in collinear a pair of support rods being hinged, the end of a support bar on the panel,
The end of another support bar is articulated with the supporting leg, and a pair of hinged ends being hinged are provided between two support bars
Head, the be hinged termination are rotatably installed in the adjacent both ends of two support bars respectively；In folded state described in two
The rotational plane of the relative rotation of be hinged termination is parallel with the rotational plane of the relatively described panel rotation of table leg, in holding state
The rotational plane of the relative rotation of two be hinged terminations intersects with the rotational plane of the relatively described panel rotation of the table leg,
The size for the angle a that two rotational planes are crossed to form is 60 °≤a≤90 °.
Preferably, the angle a is 90 °.
Preferably, the rotational plane that relatively rotates of the two be hinged terminations support relative with the be hinged termination
The rotational plane that bar rotates is vertical.
Preferably, the end of the support bar is connected with the rotating shaft for installing the be hinged termination, the hinged end
Head is provided with axis hole and brake chamber, and the end of the rotating shaft is stretched into the brake chamber through the axis hole, set in the brake chamber
Have a brake disc for being fixed in the roller end, the brake disc contacted with the inwall of the brake chamber make connection end with it is described
Brake disc keeps being relatively fixed.
Preferably, the rotating shaft is socketed with tripping spring, one end of the tripping spring is connected in the brake disc,
The other end be connected to the brake chamber on the inwall of the axis hole side, institute is promoted by the elastic force of the tripping spring
End direction of the connection end along the support bar where the rotating shaft is stated to move.
Preferably, the inwall of the brake chamber is provided with least two vertically disposed necks, at least length of a neck
It is parallel with the pivot center that two be hinged terminations relatively rotate to spend direction, and the brake disc is provided with and is caught in the neck
Clamping bar.
Preferably, be embedded with spacing pole on the supporting leg, the spacing pole be located at the support bar with it is described
The top of the pin joint of supporting leg, the upper end of the spacing pole are hinged on the supporting leg by hinge, and the hinge is provided with
The torsion spring for making the lower end of the spacing pole outwards eject and be connected on the support bar, make in holding state, the branch
Leg, the support bar and the spacing pole surround three-legged structure.
Preferably, when panel described in the supporting leg vertical support, the spacing pole is vertically connected to the support
On bar.
Preferably, the lower end of the spacing pole is provided with the clip for support bar described in clamping.
Beneficial effects of the present invention：The present invention changes the rotation side of two support bars by setting the be hinged termination rotated
To, support bar is formed not folding stable support bar in the rotational plane of supporting leg, ensure that the stability of supporting leg,
It is simple in construction, supporting ＆ stablizing, practical.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1；
Fig. 2 is another structural representation of the embodiment of the present invention 1；
Fig. 3 is support bar and the connection diagram of be hinged termination in the embodiment of the present invention 1；
Fig. 4 is the structural representation of the embodiment of the present invention 2；
In figure：1- panels, 2- supporting legs, 21- caulking grooves, 3- support components, 31- support bars, 311- rotating shafts, 312- brake discs, 313-
Tripping spring, 32- are hinged termination, 321- axis holes, 322- brake chambers, 33- jointed shafts, the spacing poles of 4-.
Embodiment
With reference to accompanying drawing, the present invention is described in further detail.This specific embodiment is only explanation of the invention,
It is not limitation of the present invention, and those skilled in the art, can be as needed to this implementation after this specification is read
Example makes the modification of no creative contribution, but as long as all being protected in scope of the presently claimed invention by Patent Law.
Embodiment：As shown in Figure 1, Figure 2 and Figure 3, a kind of supporting construction of folding landing leg, including be articulated with panel 1
At when supporting leg 2 and the support component 3 being connected between the supporting leg 2 and the panel 1, the support component 3 are included in support
In collinear a pair of support rods 31 being hinged, it is articulated with positioned at the end of the support bar 31 of upside on the panel 1,
It is articulated with positioned at the end of the support bar 31 of downside on the supporting leg 2.Pass through hinge provided with a pair between two support bars 31
The be hinged termination 32 that spindle 33 is hinged, the be hinged termination 32 are rotatably installed in the adjacent of two support bars 31 respectively
Both ends.Wherein supporting leg 2 rotates upwardly and downwardly with respect to panel 1, and the confronting legs 2 of support bar 31 of downside rotate upwardly and downwardly, positioned at upside
Support bar 31 rotates upwardly and downwardly with respect to panel 2.By rotate be hinged termination 32 change the relative rotation planes of two support bars 31 with
The state for the rotational plane that supporting leg 2 rotates relative to panel 1, to control table leg to be in support or folded state.
As shown in figure 1, when supporting leg is in non-supported state, i.e. folded state, two be hinged terminations 32 it is relative
The rotational plane of rotation is parallel relative to the rotational plane that the panel 1 rotates with table leg, now the diameter parallel of jointed shaft 33 in
The rotational plane that table leg rotates relative to panel 1, two support bars 2 are made to be rotated in vertical direction.As shown in Fig. 2 work as along support bar
When 31 length directions rotate 90 ° of be hinged termination, when now supporting leg 2 be in holding state, pin joint, the supporting leg of supporting leg 2 and panel 1
2 are in same straight line, two hinges with the pin joint and upper side support bar 31 of lower side support bar 31 and the pin joint of panel 1
The rotational plane for connecing the relative rotation of termination 32 intersects with the table leg relative to the rotational plane that the panel 1 rotates, and two turn
The size for the angle a that dynamic plane is crossed to form is 60 °≤a≤90 °, and angle a is preferably 90 ° in the present embodiment, makes jointed shaft
33 axis is vertically turned by being changed into parallel to table leg relative to the rotational plane that panel 1 rotates with table leg relative to what panel 1 rotated
Dynamic plane, the rotational plane and relatively described 31 turns of the support bar in the be hinged termination 32 that two be hinged terminations 32 relatively rotate
Dynamic rotational plane is vertical.
As shown in figure 3, the end of support bar 31 is connected with the rotating shaft 311 for installing the be hinged termination 32, the hinge
Connect termination 32 and be provided with axis hole 321 and brake chamber 322, the brake chamber is stretched into the end of the rotating shaft 311 through the axis hole 321
In 322, be provided with the brake disc 312 for being fixed in the end of rotating shaft 311 in the brake chamber 322, the brake disc 312 with it is described
The inwall contact of brake chamber 322 makes connection end keep being relatively fixed with the brake disc 312.Rotating shaft 311 is socketed with braking bullet
Spring 313, one end of the tripping spring 313 are connected in the brake disc 312, and the other end is connected to the brake chamber 322
On the inwall of the side of axis hole 321, the connection end is promoted to turn along described by the elastic force of the tripping spring 313
The end direction movement of the support bar 31 where axle 311.The inwall of brake chamber 322 is provided with least two vertically disposed cards
Groove, at least length direction of a neck are parallel with the pivot center that two be hinged terminations 32 relatively rotate, the braking
Disk 312 is provided with the clamping bar being caught in the neck.Split-type structural can be set in wherein single be hinged termination 32, with facilitate by
Brake disc 312 is installed in brake chamber 322.
In 2 vertical support panel 1 of supporting leg, the elastic force of tripping spring 313 makes be hinged termination 32 to close to the end of support bar 31
Portion direction is moved, and brake disc 312 is contacted with the inwall of brake chamber 322, is kept being relatively fixed, now the straight line of two support bars 31
Length is in most short status, and supporting leg 2, panel 1 and support component 3 form stable right angle trigonometry structure；When be hinged termination 32 to
Away from the movement of support bar 31 end direction, compression brake spring 313 makes brake disc 312 be separated with the inwall of brake chamber 322, and now two
The straight length of root support bar is in most long status, and supporting leg 2, panel 1 and support component 3 form obtuse angle three-legged structure, now propped up
Leg 2 is in splayed state, and supporting leg 2 produces outside pulling force to support bar 31, and two support bars 31 will not turn under this state
Dynamic, folding, makes supporting leg 2 be in stable holding state.
Embodiment 2：As shown in figure 4, supporting leg 2 is provided with caulking groove 21, spacing pole 4 is embedded with caulking groove 21, it is described spacing
Pole 4 is located at the top of the support bar 31 and the pin joint of the supporting leg 2, and the upper end of the spacing pole 4 is cut with scissors by hinge
It is connected on the supporting leg 2, the lower end of spacing pole 4 is provided with the clip for support bar 31 described in clamping.The hinge is provided with
The torsion spring for making the lower end of the spacing pole 4 outwards eject and being connected on the support bar 31, in holding state, the branch
Leg 2, the support bar 31 and the spacing pole 4 surround three-legged structure.When panel 1 described in the vertical support of supporting leg 2, spacing branch
Bar 4 is vertically connected on the support bar 31, and supporting leg 2, support bar 31 and spacing pole 4 surround right angle trigonometry structure.
Claims (9)
1. a kind of supporting construction of folding landing leg, including it is articulated with panel（1）On supporting leg（2）Be connected to the supporting leg（2）
With the panel（1）Between support component（3）, the support component（3）In collinear mutual when being included in support
Be hinged a pair of support rods（31）, a support bar（31）End be articulated with the panel（1）On, another support bar（31）End
Portion is articulated with the supporting leg（2）On, it is characterised in that：Two support bars（31）Between be provided be hinged for a pair it is be hinged
Termination（32）, the be hinged termination（32）Two support bars are rotatably installed in respectively（31）Adjacent both ends；Folding
Two be hinged terminations during state（32）Relative rotation the rotational plane panel relative with table leg（1）The rotation of rotation
Plane is parallel, two be hinged terminations in holding state（32）Relative rotation rotational plane institute relative with the table leg
State panel（1）The rotational plane of rotation intersects, and the size for the angle a that two rotational planes are crossed to form is 60 °≤a≤90 °.
A kind of 2. supporting construction of folding landing leg according to claim 1, it is characterised in that：The angle a is 90 °.
A kind of 3. supporting construction of folding landing leg according to claim 1, it is characterised in that：Two be hinged terminations
（32）The rotational plane of relative rotation and the be hinged termination（32）Relatively described support bar（31）The rotational plane of rotation is vertical.
A kind of 4. supporting construction of folding landing leg according to claim 1, it is characterised in that：The support bar（31）End
Portion is connected with for installing the be hinged termination（32）Rotating shaft（311）, the be hinged termination（32）Provided with axis hole（321）And system
Dynamic chamber（322）, the rotating shaft（311）End pass through the axis hole（321）Stretch into the brake chamber（322）It is interior, the braking
Chamber（322）Interior be provided with is fixed in the rotating shaft（311）The brake disc of end（312）, the brake disc（312）With the brake chamber
（322）Inwall contact make connection end and the brake disc（312）Holding is relatively fixed.
A kind of 5. supporting construction of folding landing leg according to claim 4, it is characterised in that：The rotating shaft（311）Socket
There is tripping spring（313）, the tripping spring（313）One end be connected to the brake disc（312）On, the other end is connected to institute
State brake chamber（322）Be located at the axis hole（321）On the inwall of side, pass through the tripping spring（313）Elastic force promote
The connection end is along the rotating shaft（311）The support bar at place（31）End direction movement.
A kind of 6. supporting construction of folding landing leg according to claim 4, it is characterised in that：The brake chamber（322）'s
Inwall is provided with least two vertically disposed necks, at least length direction of a neck and two be hinged terminations（32）Phase
It is parallel to the pivot center of rotation, the brake disc（312）It is provided with the clamping bar being caught in the neck.
A kind of 7. supporting construction of folding landing leg according to claim 1, it is characterised in that：The supporting leg（2）It is upper embedded
Provided with spacing pole（4）, the spacing pole（4）Positioned at the support bar（31）With the supporting leg（2）Pin joint top,
The spacing pole（4）Upper end the supporting leg is hinged on by hinge（2）On, the hinge, which is provided with, makes the spacing pole
（4）Lower end outwards eject and be connected to the support bar（31）On torsion spring, make in holding state, the supporting leg（2）, institute
State support bar（31）With the spacing pole（4）Surround three-legged structure.
A kind of 8. supporting construction of folding landing leg according to claim 8, it is characterised in that：When the supporting leg（2）Vertically
Support the panel（1）When, the spacing pole（4）Vertically it is connected to the support bar（31）On.
A kind of 9. supporting construction of folding landing leg according to claim 8, it is characterised in that：The spacing pole（4）'s
Lower end, which is provided with, is used for support bar described in clamping（31）Clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710998846.2A CN107568894A (en) | 2017-10-24 | 2017-10-24 | A kind of supporting construction of folding landing leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710998846.2A CN107568894A (en) | 2017-10-24 | 2017-10-24 | A kind of supporting construction of folding landing leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107568894A true CN107568894A (en) | 2018-01-12 |
Family
ID=61037007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710998846.2A Pending CN107568894A (en) | 2017-10-24 | 2017-10-24 | A kind of supporting construction of folding landing leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107568894A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301774A (en) * | 2018-03-20 | 2019-10-08 | 东莞世昌五金制品厂有限公司 | Folding pillar component for furniture support structure |
| CN112061198A (en) * | 2020-08-24 | 2020-12-11 | 冯奕诚 | Commodity circulation warehouse is with parcel device of putting on shelf |
| CN112554903A (en) * | 2020-12-23 | 2021-03-26 | 三一重型装备有限公司 | Tunneling equipment |
| CN113520038A (en) * | 2021-07-05 | 2021-10-22 | 中国人民解放军国防大学联合勤务学院 | Portable workstation of field operations |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2647124Y (en) * | 2003-06-13 | 2004-10-13 | 东莞天山金属家具有限公司 | Folding support structure |
| CN200950906Y (en) * | 2006-09-13 | 2007-09-26 | 何建厅 | Folding desk |
| CN201176536Y (en) * | 2008-04-03 | 2009-01-07 | 邓建威 | Foldable dress holder for warm air dryer |
| US20160206090A1 (en) * | 2014-08-06 | 2016-07-21 | Ryan Feeley | Droppable keyboard and mouse platform |
| CN207784630U (en) * | 2017-10-24 | 2018-08-31 | 浙江安立博休闲用品有限公司 | A kind of support construction of folding landing leg |
-
2017
- 2017-10-24 CN CN201710998846.2A patent/CN107568894A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2647124Y (en) * | 2003-06-13 | 2004-10-13 | 东莞天山金属家具有限公司 | Folding support structure |
| CN200950906Y (en) * | 2006-09-13 | 2007-09-26 | 何建厅 | Folding desk |
| CN201176536Y (en) * | 2008-04-03 | 2009-01-07 | 邓建威 | Foldable dress holder for warm air dryer |
| US20160206090A1 (en) * | 2014-08-06 | 2016-07-21 | Ryan Feeley | Droppable keyboard and mouse platform |
| CN207784630U (en) * | 2017-10-24 | 2018-08-31 | 浙江安立博休闲用品有限公司 | A kind of support construction of folding landing leg |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110301774A (en) * | 2018-03-20 | 2019-10-08 | 东莞世昌五金制品厂有限公司 | Folding pillar component for furniture support structure |
| CN112061198A (en) * | 2020-08-24 | 2020-12-11 | 冯奕诚 | Commodity circulation warehouse is with parcel device of putting on shelf |
| CN112554903A (en) * | 2020-12-23 | 2021-03-26 | 三一重型装备有限公司 | Tunneling equipment |
| CN113520038A (en) * | 2021-07-05 | 2021-10-22 | 中国人民解放军国防大学联合勤务学院 | Portable workstation of field operations |
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