CN106308041A

CN106308041A - Folding assembly

Info

Publication number: CN106308041A
Application number: CN201610921047.0A
Authority: CN
Inventors: 林新达; 黎京继
Original assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Current assignee: Guangdong Topstrong Living Innovation and Integration Co Ltd
Priority date: 2016-10-21
Filing date: 2016-10-21
Publication date: 2017-01-11
Anticipated expiration: 2036-10-21
Also published as: CN106308041B

Abstract

The invention discloses a folding assembly. The folding assembly comprises connectors for realizing synchronous downward folding, first folding elements and second folding elements, wherein the first folding elements and second folding elements are hinged with two ends of the corresponding connectors respectively; each connector comprises a casing as well as a first swing shaft and a second swing shaft which are arranged in the casing, engaging teeth engaged mutually and used for realizing synchronous movement are arranged at opposite ends of the two swing shafts, one end, away from the engaging teeth, of each swing shaft is fixedly connected with the corresponding folding element through a connecting pin; guiding grooves allowing matched insertion of the corresponding connecting pins and used for limiting the movement travel of the corresponding connecting pins are formed in the casing. Connecting ends of the two swing shafts of the folding assembly are engaged mutually, so that the two folding elements move synchronously, functions of allowing accurate acting in position and limiting the position are realized, and the phenomenon that one end is bent down while the other end lags in folding is avoided.

Description

Foldable assembly

[technical field]

The present invention relates to table, particularly relate to a kind of foldable assembly.

[background technology]

Nowadays population pressure is increasing, and it is more and more less that people occupy residence, and deficiency often occurs in living space, because of This, be badly in need of the foldable assembly of a kind of raising space availability ratio that can utilize on desk.

Flexible dinner table the most on the market and desk, have telescopic rail type also has a upper fold-type, the most either which kind of The space that can save of table that form exists is all little, upper fold-type also need to take the space of desktop.The most existing folding Assembly has preferably at most used hinge, and folding process can be asynchronous, and the foldable assembly applied on desk of the prior art is not only Structure is complicated and to cause desk body heaviness be also a great problem, and folding process is difficult to operation, significantly reduces the body of user Test.

[summary of the invention]

It is an object of the invention to provide a kind of foldable assembly to solve any one problem described above.

For realizing this purpose, the present invention adopts the following technical scheme that

A kind of foldable assembly, including the connector for realizing synchronizing down to roll over and be pinned at described connector two ends respectively First folded piece and the second folded piece；Described connector includes shell and the first balance staff being located at described enclosure and the second pendulum Axle, the end in opposite directions of this two balance staff is provided with the intermeshing grinding tooth being synchronized with the movement for realization, this two balance staff is nibbled away from described One end of tooth connects by connecting pin and corresponding folded piece are fixing respectively；Described shell is provided with and coordinates for described connecting pin Insert and limit the gathering sill of corresponding connecting pin movement travel.

Concrete, described first balance staff and the second balance staff offer balance staff groove respectively, be placed in described balance staff groove in and can phase To the balance staff slide block slided and active force balance staff spring between described balance staff slide block and balance staff groove.

The present invention also provides for a kind of folding retractable device, including foldable assembly described above, is set with described folding group First folded piece of part and the second folded piece the first installing rack that can relatively slide and the second installing rack；This two installing rack is respectively One side or opposite sides face offer gathering sill；Described first folded piece and the second folded piece all include hollow structure, It is located at the slide block device in described hollow structure, the shifting chute being located on described hollow structure one side or opposite sides face and sets Outer in described hollow structure and pass described shifting chute and the pulley affixed with described slide block device by pulley spindle；Described pulley Be placed on described gathering sill and simultaneously by the effect of this pulley groove and shifting chute to limit movement travel.

Preferably, described hollow structure includes the sliding block spring being placed in this hollow structure, described sliding block spring active force Between described hollow structure medial wall and described slide block device.

Optionally, described first folded piece and the second folded piece the most also include and holding that described hollow structure fixes as one Connect block；Described undertaking block by described connecting pin respectively with described two balance staff pin joints to be respectively acting on the balance staff of this two balance staff sliding Block.

Concrete, it is interior for placing the back box of described slide block device that described hollow structure also includes being placed in this hollow structure, For can relative slide between the medial wall of described back box and slide block device.

Concrete, described back box includes the sliding block spring being placed in this back box；Described sliding block spring acts on described back box Inwall and described slide block device.

The present invention also provides for folding table under one, including folding retractable device described above and respectively with this folding retractable Affixed and the passive two vertical supporting structures in device two ends.

Optionally, described two vertical supporting structures include the fixed plate being fixed in plane and can phase in this plane respectively To the mobile cabinet slided；Described mobile cabinet includes the mobile pulley being opened in bottom.

Concrete, described mobile cabinet includes the main table plate being installed on this mobile cabinet；Described main table plate includes beyond described Mobile cabinet the edge plate extended outward, described folding retractable device is under folded state, the edgewise of described edge plate with The side surface laminating of described fixed plate is to hide described folding retractable device.

Concrete, described folding retractable device includes long folded sheet and short folded sheet；Described long folded sheet is placed in described folding On first installing rack of folded retractor device, described short folded sheet is placed on the second installing rack of described folding retractable device；Described The length differed between long folded sheet with short folded sheet is equal to the length of described edge plate.

Optionally, the first installing rack of described folding retractable device connects institute in the opposite end being set with described first folded piece Stating mobile cabinet, described second installing rack connects described fixed plate in the opposite end being set with described second folded piece.

Compared with prior art, the present invention possesses following advantage:

Generally speaking, the foldable assembly of the present invention is applied in described folding retractable device, by utilizing folding retractable to fill Put and two vertical supporting structures, a vertical supporting structure fixing under, by the position of another vertical supporting structure mobile Can realize changing the effect of desktop area, additionally by pulling open described folding retractable device, the most collapsible this folding retractable Device, makes full use of the idle space of below desktop so that at the bottom of this folding retractable device is perfectly hidden in, simple in construction, Farthest improve the experience of user.

Additionally, the foldable assembly in described folding retractable device ensure that synchronization telescope and the folding at desktop two ends, keeps away Exempt to have while rolling over down the delayed flexible phenomenon of another side.Wherein the first folded piece in foldable assembly, the second folded piece and connection Part has limited location function after action puts in place, makes both sides desktop energy precision maneuver put in place and spacing.

In sum, foldable assembly of the present invention is applied in lower folding table, utilizes described folding retractable device to avoid Have while the lower folding delayed flexible phenomenon of another side, make to have and can put in place and spacing function by precision maneuver, make full use of desktop A following idle space so that at the bottom of this folding retractable device is perfectly hidden in, simple in construction, farthest improve and make The experience of user.

[accompanying drawing explanation]

The present invention above-mentioned and/or that add aspect and advantage will become from the following description of the accompanying drawings of embodiments Substantially with easy to understand, wherein:

Fig. 1 is the lower folding table of present invention overall structure schematic diagram in folding process；

Fig. 2 be the present invention lower folding table in the part-structure schematic diagram of folding retractable device；

Fig. 3 be the present invention lower folding table in the first folded piece, the second folded piece and the structural representation of connector；

Fig. 4 be the present invention lower folding table in the first folded piece, the second folded piece and the anatomy structural representation of connector；

Fig. 5 be the present invention lower folding table in the first folded piece part dissect structural representation；

Fig. 6 be the present invention lower folding table in the transversal of the first folded piece spread structural representation out；

Fig. 7 is the lower folding table configuration state figure before folding of the present invention；

Fig. 8 is the lower folding table of the present invention configuration state figure when foldable assembly opens；

Fig. 9 is the lower folding table configuration state figure after folding of the present invention.

Reference numerals list:

1 mobile cabinet；2 fixed plates；3 folding retractable devices；

11 main table plates；12 mobile pulleys；111 edge plates；

31 foldable assemblies；32a the first installing rack；32b the second installing rack；36 folded sheets；37 connecting pins； 311a the first folded piece；311b the second folded piece；312 connectors；313 first balance staffs；314 second balance staffs； 321 pulley grooves；322 fix seat；323 mounting seats；324 contiguous blocks；First support bar 325；Second support bar 326；361 long folded sheets；362 short folded sheets；

3111 accept block；3112 hollow structures；3121 gathering sills；3131 balance staff springs；3132 balance staffs are sliding Block；

4000 slide block devices；4001 pulley spindles；4002 pulleys；4003 sliding block springs；4004 shifting chutes.

[detailed description of the invention]

With exemplary embodiment, the present invention is further described below in conjunction with the accompanying drawings, it should be understood that following specific embodiment party Formula is merely to illustrate the present invention rather than limits the scope of the present invention.Wherein identical in accompanying drawing label all refers to identical Parts.

Additionally, if it is known that describing in detail of technology the invention is characterized in that unnecessary for illustrating, then omitted. It should be noted that the word "front", "rear" used in describing below, "left", "right", "up" and "down" refer in accompanying drawing Direction, word " interior " and " outward " refer respectively to the direction towards or away from particular elements geometric center.

It should be noted that foldable assembly of the present invention is applied in lower folding table, it is also possible to be applied to other field In physical objects in, below will the present invention will be described to apply at lower folding table.

With reference to the overall structure schematic diagram in folding process of the lower folding table shown in Fig. 1, under the one that the present invention provides Folding table, including folding retractable device 3 and be located at these folding retractable device 3 two ends passive vertical supporting knot Structure.

Preferably, in the embodiment of the present invention, the fixed plate 2 that described vertical supporting structure includes maintaining static in plane with And can in plane the mobile cabinet 1 of relative movement, this mobile cabinet is located at the mobile pulley 12 bottom this mobile cabinet 1.

In the embodiment of the present invention, described mobile cabinet 1 can be replaced by any one moveable device, such as: removable Plate, moveable upper end offer reeded cylinder, moveable chair etc.；

Concrete, in the embodiment of the present invention, described mobile cabinet 1 includes the main table plate 11 being placed on described mobile cabinet 1, described Main table plate 11 includes that outward extending edge plate 111, described folding retractable device 3 are under folded state, described edge plate 111 The surface laminating of edgewise and described fixed plate 2 to hide described folding retractable device 3.

Concrete, in the embodiment of the present invention, described folding retractable device 3 includes long folded sheet 361 and short folded sheet 362； Described long folded sheet 361 is placed on the first installing rack 32a of described folding retractable device 3, and described short folded sheet 362 is placed in described On second installing rack 32b of folding retractable device 3；The length differed between described long folded sheet 361 with short folded sheet 362 is equal to The length of described edge plate 111, makes full use of the idle space of below desktop so that this folding retractable device 3 is perfectly hidden In at the bottom of table.

Optionally, in the embodiment of the present invention, described mobile pulley 12 is by external force and then makes the described mobile cabinet 1 can Planar slide, Main Function is so that the movement of mobile cabinet 1 is more convenient, and then promotes the folding of described folding retractable device 3 Folded and flexible.Fixed plate 2 one end fixing under, the work of desktop area can be realized changing by changing the position of mobile cabinet 1 With, additionally by pulling open described folding retractable device 3, the most collapsible this folding retractable device 3, make full use of below desktop An idle space so that at the bottom of this folding retractable device 3 is perfectly hidden in, simple in construction, farthest improve user Experience.

Optionally, in the embodiment of the present invention, described vertical supporting structure can there are three kinds of situations: one is to include setting Be placed in described folding retractable device 3 two ends maintain static in horizontal plane fixed plate and can the with respect to the horizontal plane shifting of movement Dynamic plate；A kind of is to include arranging the fixed fixing cabinet at described folding retractable device 3 two ends and moveable mobile cabinet；Separately Outer a kind of be to include being arranged at the fixed fixing cabinet at described folding retractable device 3 two ends and moveable movable plate.

With reference to Fig. 2, in the embodiment of the present invention, a kind of folding retractable device 3, including foldable assembly 31, be set with described On foldable assembly 31 and the first installing rack 32a that can relatively slide and the second installing rack 32b；This two installing rack is respectively at one side Or on opposite sides face, offer pulley groove 321；

Concrete, in the embodiment of the present invention, described first installing rack 32a includes that be connected on described mobile cabinet 1 fixes Seat 322, by the first support bar 325 of contiguous block 324 pin joint；Described second installing rack 32b includes being connected to described fixed plate 2 On mounting seat 323 and with the second support bar 326 of described mounting seat 323 pin joint；Wherein, described first support bar 325 and Two support bars 326 are set on described foldable assembly 31.

Optionally, in the embodiment of the present invention, described fixing seat 322 and mounting seat 323 include outwards hanging down respectively in the same direction in two ends The Extendible flake directly extended, described Extendible flake offers the installing hole for fixing connection, is realized described by this installing hole Mounting seat 323 and the connection of contiguous block 324.It addition, described contiguous block 324 is opened in the opposite end being connected with described mounting seat 323 It is provided with pin joint hole and utilizes this pin joint hole and described first support bar 325 pin joint, also having plenty of by described Extendible flake the most real Existing described fixing seat 322 and the connection of the second support bar 326.

Additionally, lower folding table of the present invention is on the basis of described fixed plate 2 maintains static, described by pulling open Mobile cabinet 1, stretches described folding retractable device 3, stretches after arriving the stretching limit of this folding retractable device 3 and by described folding After the plan-position of compression apparatus 3 limits, push forward described mobile cabinet 1 so that described foldable assembly 31 is installed by described two Frame institute fit, then this folding retractable device 3 completes to stretch work；Also have plenty of when carrying out folding operation, need to be by described two peaces Shelve and pull open, make described foldable assembly 31 not by fit, and then push forward described mobile cabinet 1 so that described folding retractable fills Put 3 under the effect of described foldable assembly 31 synchronous folding, mutual in the plate face of described long folded sheet 361 and short folded sheet 362 Then represent after laminating that described folding retractable device 3 folds complete, it can be seen that be this folding retractable device 3 fold after width Consistent with the length of described edge plate 111, the plate face laminating of the plate side of described edge plate 111 and described fixed plate 2 so that should Folding retractable device 3 is hidden between described mobile cabinet 1 and fixed plate 2.

With reference to Fig. 36, wherein Fig. 6 is to cut and spread out, along the median perpendicular of hollow structure in Fig. 5 3112, the knot kept flat Structure schematic diagram.

A kind of foldable assembly that the present invention provides, including the connector for realizing synchronizing down to roll over and be pinned at described respectively The first folded piece 311a and the second folded piece 311b at connector two ends；Described connector 312 include shell and be located at described outside The first balance staff 313 and the second balance staff 314 within shell, the end in opposite directions of this two balance staff is provided with intermeshing for realizing synchronization fortune Dynamic grinding tooth, on this two balance staff, the one end away from described grinding tooth connects by connecting pin 37 and corresponding folded piece are fixing respectively； Described shell is provided with and coordinates the gathering sill 3121 inserting and limiting corresponding connecting pin 37 movement travel for described connecting pin 37.

Optionally, in the embodiment of the present invention, the shape of described gathering sill 3121 is designed as an arc groove, through this gathering sill 3121 it is apparent that described connecting pin 37 is loaded on the swing situation between described two balance staffs and folded piece.

Wherein, in the embodiment of the present invention, described first folded piece 311a, the second folded piece 311b and connector 312 ensure The synchronization telescope at desktop two ends and folding, it is to avoid have the lower folding delayed flexible phenomenon of another side.The most described first folding Overlapping piece 311a, the second folded piece 311b and connector 312 make this folding table have limited location function after action puts in place, make both sides Desktop energy precision maneuver puts in place.

Concrete, in the embodiment of the present invention, described first balance staff 313 and the second balance staff 314 offer balance staff groove respectively, put In described balance staff groove and the balance staff slide block 3132 that can relatively slide and active force are in described balance staff slide block 3132 and balance staff groove Between balance staff spring 3131.

Concrete, in the embodiment of the present invention, described first folded piece 311a and the second folded piece 311b all includes that hollow is tied Structure 3112, the slide block device 4000 being located in described hollow structure 3112, it is located at described hollow structure 3112 one side or relatively Shifting chute 4004 on two sides and be located at described hollow structure 3112 outer and by pulley spindle 4001 through described shifting chute 4004 and the pulley 4002 affixed with described slide block device 4000；Described pulley 4002 is placed on described pulley groove 321 and same Time by the effect of this pulley groove 321 and shifting chute 4004 to limit movement travel.

Preferably, described hollow structure 3112 includes the sliding block spring 4003 being placed in this hollow structure 3112, described cunning Block spring 4003 active force is between described hollow structure 3112 medial wall and described slide block device 4000.

Wherein, optional is that described pulley 4002 offers depression notch for holding at described pulley on wheel limit On groove 321；Described pulley groove 321 be horizontally-parallel setting and arrive end trough rim be to become certain angle with parallel trough rim The upwardly or downwardly extension of degree, so that have the effect of location when described pulley 4002 arrives the trough rim of least significant end, tool Body be embodied in stop under the effect of described sliding block spring 4003 when described pulley 4002 arrives the trough rim of least significant end static.

Additionally, in the case of by external force to fold, described first folded piece 311a and the second folded piece 311b divides Not upwards to turn for run-on point is Tong Bu with the pin joint point of described connector 312, being achieved in that described the of its synchronous axial system Under the common effect of one balance staff 313 and the second balance staff 314, described undertaking block 3111 is respectively acting on described balance staff slide block 3132 On, balance staff slide block 3132 upward sliding described in described balance staff groove, wherein said balance staff spring 3131 is compressed, Jin Ersuo State undertaking block 3111 link described two balance staffs all with described connecting pin 37 for run-on point upwards do circle swing make, should during described in Grinding tooth between two balance staffs interacts and ensure that being synchronized with the movement of two balance staffs, and therefore folding process possesses and acts on this folding The external force of assembly 31 need to be more than the active force of described balance staff spring 3131.

Optionally, described first folded piece 311a and the second folded piece 311b the most also includes solid with described hollow structure 3112 Connect the undertaking block 3111 being integrated；Described undertaking block 3111 by described connecting pin 37 respectively with described two balance staff pin joints distinguishing Act on the balance staff slide block 3132 of this two balance staff so that be respectively installed with described first folded piece 311a and the second folded piece 311b The without hindrance successfully lower folding of installing rack 323, additionally under the effect of external force, nibbling of described first balance staff 313 and the second balance staff 314 Engagement direction between tooth is also faded to down from above or is faded to by down, it is achieved the effect of synchronous folding, has novelty.

Additionally, in the embodiment of the present invention, described pulley 4002 is different from above-mentioned mobile pulley 12, from the side of volume size Saying on face, the volume of described pulley 4002 is less than mobile pulley 12；In terms of load-bearing, the load-bearing energy of described mobile pulley 12 Power is generally higher than described pulley 4002；From function aspects, described mobile pulley 12 can order about described mobile cabinet 1 by external force Move in the plane, described pulley 4002 then have under the effect of described pulley groove 321 and/or shifting chute 4004 put in place spacing Function, make the lower folding of described folding retractable device 3 and flexible work more smoothly.

Additionally, the foldable assembly described in the present embodiment may not only be applied to the described lower folding table that the present invention provides, It is also applied to other field, such as: be applied to foldable chair, foldable bicycle, folding unmanned plane support First-class.

Refer to Fig. 79, in the embodiment of the present invention, when described folding retractable device 3 by open configuration to folded state Time, described first folded piece 311a and the second folded piece 311b is lower break with the junction point with described connector 312 respectively, with The junction of described mobile cabinet 1 and be the strong point with the junction of described fixed plate 2, synchronicity comes closer motion, with reality The effect the most down folded, reduces the taking of space, the space at the bottom of taking full advantage of.

Optionally, in the embodiment of the present invention, when described foldable assembly 31 is by open configuration to folded state, in external force Under effect, described first folded piece 311a and the second folded piece 311b is lower folding with the junction point with described connector 312 respectively Motion drawn close by some synchronicity.

Additionally, the structure of described balance staff spring 3131 and sliding block spring 4003 is essentially identical, is the elastomeric material system of using The part become deforms upon under external force, the most restorable a kind of machine components after removing external force.

Above-described embodiment is the present invention preferably embodiment, but is not merely restricted to the described embodiments, other The change made under any spirit without departing from the present invention and principle, modify, substitute, combine, simplify, all should be equivalence Substitute mode, within being all contained in protection scope of the present invention.

Claims

1. a foldable assembly, it is characterised in that include the connector for realizing synchronous folding and be pinned at described company respectively First folded piece at fitting two ends and the second folded piece；Described connector includes shell and is located at the first pendulum of described enclosure Axle and the second balance staff, the end in opposite directions of this two balance staff is provided with the intermeshing grinding tooth being synchronized with the movement for realization, on this two balance staff One end away from described grinding tooth connects by connecting pin and corresponding folded piece are fixing respectively；Described shell is provided with for described Connecting pin coordinates the gathering sill inserting and limiting corresponding connecting pin movement travel.

Foldable assembly the most according to claim 1, it is characterised in that described first balance staff and the second balance staff offer respectively Balance staff groove, it is placed in described balance staff groove and the balance staff slide block that can relatively slide and active force are in described balance staff slide block and balance staff groove Between balance staff spring.

Foldable assembly the most according to claim 1, it is characterised in that described first folded piece and the second folded piece all include Hollow structure, the slide block device being located in described hollow structure, it is located on described hollow structure one side or opposite sides face Shifting chute and to be located at described hollow structure outer and pass described shifting chute and the cunning affixed with described slide block device by pulley spindle Wheel.

Foldable assembly the most according to claim 3, it is characterised in that described hollow structure also includes being placed in this hollow structure The interior back box for placing described slide block device, for can relative slide between the medial wall of described back box and slide block device.

Foldable assembly the most according to claim 3, it is characterised in that described back box includes the slide block bullet being placed in this back box Spring；Described sliding block spring acts on described back box inwall and described slide block device.

Foldable assembly the most according to claim 3, it is characterised in that described pulley sleeve is loaded on described pulley spindle and is placed in On described pulley groove simultaneously by the effect of this shifting chute to limit movement travel.

Foldable assembly the most according to claim 3, it is characterised in that described first folded piece and the second folded piece the most also wrap Include the undertaking block fixed as one with described hollow structure；Described undertaking block by described connecting pin respectively with described two balance staff pins Connect and be respectively acting on the balance staff slide block of this two balance staff.