CN105708130A - Multi-turntable reducing foldable dining table and implementation method thereof - Google Patents
Multi-turntable reducing foldable dining table and implementation method thereof Download PDFInfo
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- CN105708130A CN105708130A CN201610190674.1A CN201610190674A CN105708130A CN 105708130 A CN105708130 A CN 105708130A CN 201610190674 A CN201610190674 A CN 201610190674A CN 105708130 A CN105708130 A CN 105708130A
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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
- A47B1/00—Extensible tables
- A47B1/04—Extensible tables with supplementary leaves or drop leaves arranged at the periphery
- A47B1/05—Extensible tables with supplementary leaves or drop leaves arranged at the periphery the leaves being extensible by drawing-out
- A47B1/056—Extensible tables with supplementary leaves or drop leaves arranged at the periphery the leaves being extensible by drawing-out the leaves forming an outer ring
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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
- A47B1/00—Extensible tables
- A47B1/08—Extensible tables with extensible frames or with additional legs
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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
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
- A47B13/10—Tops characterised by shape, other than circular or rectangular
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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
- A47B1/00—Extensible tables
- A47B1/04—Extensible tables with supplementary leaves or drop leaves arranged at the periphery
- A47B1/05—Extensible tables with supplementary leaves or drop leaves arranged at the periphery the leaves being extensible by drawing-out
- A47B2001/053—Extensible tables with supplementary leaves or drop leaves arranged at the periphery the leaves being extensible by drawing-out and liftable to the same height as the main table leaf
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Abstract
The invention discloses a multi-turntable reducing foldable dining table which comprises a round table bottom pate, a round table plate, a round table annular plate, a driving disc, a plurality of sector-shaped table plates and a folding device used for folding and unfolding the sector-shaped table plates. The invention also discloses an implementation method of the multi-turntable reducing foldable dining table. The multi-turntable reducing foldable dining table has the characteristics of simple structure, low manufacturing cost, wide application range, simplicity and convenience in operation, rotation of multiple turntables, diversified conversion modes and the like.
Description
Technical field
The present invention relates to furniture technology, specifically a kind of many rotating disks reducing type folding dining table and its implementation.
Background technology
When current family has dinner at ordinary times, it is generally 3～5 mouthfuls of people, it is only necessary to a fixing round tea table, but festivals or holidays or relatives and friends have a dinner party, it is necessary to the major diameter round table with mini-roundabout.At present, can only buying major diameter table and minor diameter rotating disk separately, be placed on original desk and use, can the storage of major diameter table but not be facilitate very much, particularly urbanite, living space be limited, even if there being place to lay, also can affect the attractive in appearance of indoor.
The applicant, on July 21st, 2015, has applied for a kind of reducing folding dining table, and application number is: 201510426717.7, but such structure cannot meet the family or dining establishment that have, is exactly the demand of little turntable before un-extended；It addition, the requirement that many rotating disks use can not be met, the scope of application is narrower.
Summary of the invention
It is an object of the invention to the deficiency overcoming above prior art to exist, it is provided that a kind of simple in construction, low cost, wide accommodation, the many rotating disks reducing type folding dining table that easy and simple to handle and mapping mode is various.
What another object of the present invention is to a kind of many rotating disks reducing type folding dining table of offer realizes method.
In order to achieve the above object, the present invention is by the following technical solutions: a kind of many rotating disks reducing type folding dining table, including round table base plate, circular table, round table annular slab, drive plate, some pieces of fan-shaped tables and for being drawn in and the collecting device launched by fan-shaped table；Wherein, some pieces of fan-shaped tables can be spliced into a complete annulus after launching, circular table and round table annular slab are in the same plane；Rotary round table annular slab band nutating disk rotates, and drive plate controls collecting device and drawn in by some pieces of fan-shaped tables and launch；Round table plate upper surface center is fixedly installed supporting seat, and drive plate is rotationally connected with supporting seat composition by bearing；Round table annular slab is located at circular table excircle place, and drive plate is connected bottom round table annular slab by annular slab fixed support, and annular slab fixed support lower surface is provided with fixing rubber；Round table base plate side is provided with side door plate, and side door plate is connected with draw off gear.
Described collecting device includes drive link, spacing drag-line, sliding rail, fixed high travelling carriage and lifting carriage frame；Wherein, sliding rail is radially radially fixedly installed on round table plate upper surface, every sliding rail is all sequentially arranged at intervals with surely high travelling carriage or lifting carriage frame and composition is slidably matched, and fixed high travelling carriage and lifting carriage frame are all fixedly installed fan-shaped table；It is hinged by connecting rod composition parallelogram that lifting carriage frame includes upper plate and lower plate, upper plate and lower plate；Fixed high travelling carriage is hinged by drive link and drive plate bottom surface, and upper plate is hinged by drive link and drive plate bottom surface, and drive link is uniformly arranged along described drive plate circumferencial direction；Lower plate is connected with drive plate bottom surface by spacing drag-line, and spacing drag-line is uniformly arranged along drive plate circumferencial direction.
Described drive link is provided with 8, spacing drag-line is provided with 4, spacing drag-line is made up of steel wire rope, fixed high travelling carriage is provided with 4, lifting carriage erection is equipped with 4, sliding rail is provided with 8, and the outside diameter of the annulus that fan-shaped table is spliced into is more than the diameter of round table annular slab, and in annulus, circular diameter is more than the diameter of circular table；After fan-shaped table gathering, excircle diameter is less than the diameter of round table annular slab；The circle diameter at drive plate and drive link pin joint place is that angle is arranged more than the radius of the circle diameter of drive plate Yu spacing drag-line junction point place, the radius at drive plate and spacing drag-line junction point place and drive plate and drive link pin joint place.
Described circular table lower surface center is fixedly installed circle table central shaft, and circular table central shaft is rotationally connected by bearing composition through drive plate center with supporting seat；Ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；Round table annular slab lower surface is around being provided centrally with lock plate, and drive plate upper surface is provided with locking system, and locking system is connected with the lockup switch being arranged on round table base plate bottom surface by lockup switch drag-line；Locking system coordinates with lock plate.
The described some fixing feet of round table base plate underrun are connected with feet base.
Described draw off gear is spring hinge.
Described draw off gear is side door magnetically attractive ferrum, and side door plate is hinged with round table base plate limit.
Described annular slab fixed support one end is provided with groove, and groove is connected with ball rotating disk, and the annular slab fixed support other end is fixing with bottom round table annular slab to be connected.
Above-mentioned many rotating disks reducing type folding dining table realize method, comprise the following steps:
(1), circular table is connected with the central shaft of drive plate, it is possible to freely rotatable；
(2), during collecting device work: when needs are opened, lifting carriage frame includes upper plate and lower plate, owing to spacing drag-line exists certain differential seat angle with drive link at the fixing point of drive plate at the fixing point of drive plate, so when drive plate rotates, spacing drag-line point can first be crossed start inward after quadrantal points, and drive link also moves out continuing, structure is exactly the power on lifting carriage frame be exactly one inwardly, one outwards, and lifting carriage frame will rise naturally；Each piece of fan-shaped table is all hinged with a drive link, and the other end of drive link is fixed on the fixing point of drive plate, and when drive plate rotates, drive link and drive plate will form toggle, promotes or the moving back and forth of fanning strip of pulling back；
(3), fan-shaped table splicing: when fan-shaped table is under the effect of drive plate, during close to maximum position, lifting carriage frame begins to ramp up under the effect of drive link and spacing drag-line, when drive link moves to maximum position, on lifting carriage frame fan-shaped table can be higher than the fan-shaped table on fixed high travelling carriage；When drive link also begins to inward, owing to drive link moving radius is far longer than the moving radius of spacing drag-line, thus the move distance of drive link also can more than the move distance of spacing drag-line so that spacing drag-line loses spacing effect；Lifting carriage frame, under the effect of table and self gravitation, starts to fall；At the same time, some fan-shaped tables are all at inward, fan-shaped table on lifting carriage frame, just can drop on the inclined-plane of trapezoidal maple button version of surely high travelling carriage sector table, owing to structure on drive plate of spacing drag-line and drive link is arranged, at this moment, spacing drag-line also just loses spacing effect, fanning strip on lifting support is under the effect on trapezoidal maple buckle inclined-plane, and fan-shaped table automatic Mosaic becomes a donut in the same plane；
(4), round table annular slab rotates: ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；
(5) when, locking system is opened, locking system adopts inclined-plane to add the lever principle of wheel shaft, the moment amplification of long-range lockup switch will be arranged on, during work, lock plate is clamped, locking system produces the frictional force of left and right with braking dish, enables drive plate and then annular table to be synchronized with the movement, thus reaching to control drive plate to carry out the effect of back rotation；
(6), side door plate opens or closes: side door plate can be automatically opened or closed due to fan-shaped table thrust or retraction.
Collecting device in described step (1)～(6) includes drive link, spacing drag-line, sliding rail, fixed high travelling carriage and lifting carriage frame；Wherein, sliding rail is radially radially fixedly installed on round table plate upper surface, every sliding rail is all sequentially arranged at intervals with surely high travelling carriage or lifting carriage frame and composition is slidably matched, and fixed high travelling carriage and lifting carriage frame are all fixedly installed fan-shaped table；It is hinged by connecting rod composition parallelogram that lifting carriage frame includes upper plate and lower plate, upper plate and lower plate；Fixed high travelling carriage is hinged by drive link and drive plate bottom surface, and upper plate is hinged by drive link and drive plate bottom surface, and drive link is uniformly arranged along described drive plate circumferencial direction；Lower plate is connected with drive plate bottom surface by spacing drag-line, and spacing drag-line is uniformly arranged along drive plate circumferencial direction；Drive link is provided with 8, spacing drag-line is provided with 4, spacing drag-line is made up of steel wire rope, fixed high travelling carriage is provided with 4, lifting carriage erection is equipped with 4, sliding rail is provided with 8, and the outside diameter of the annulus that fan-shaped table is spliced into is more than the diameter of round table annular slab, and in annulus, circular diameter is more than the diameter of circular table；After fan-shaped table gathering, excircle diameter is less than the diameter of round table annular slab；The circle diameter at drive plate and drive link pin joint place is that angle is arranged more than the radius of the circle diameter of drive plate Yu spacing drag-line junction point place, the radius at drive plate and spacing drag-line junction point place and drive plate and drive link pin joint place；Described circular table lower surface center is fixedly installed circle table central shaft, and circular table central shaft is rotationally connected by bearing composition through drive plate center with supporting seat；Ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；Round table annular slab lower surface is around being provided centrally with lock plate, and drive plate upper surface is provided with locking system, and locking system is connected with the lockup switch being arranged on round table base plate bottom surface by lockup switch drag-line；Locking system coordinates with lock plate.
The present invention, relative to prior art, has such advantages as and effect:
1, the present invention includes round table base plate, circular table, round table annular slab, drive plate, some pieces of fan-shaped tables and for being drawn in and the collecting device launched by fan-shaped table, has the features such as simple in construction, low cost, wide accommodation, easy and simple to handle and mapping mode be various.
2, the collecting device in the present invention includes drive link, spacing drag-line, sliding rail, fixed high travelling carriage and lifting carriage frame；Convenient use is opened in lifting.
3, the circular table lower surface center in the present invention is fixedly installed circle table central shaft, and circular table central shaft is rotationally connected by bearing composition through drive plate center with supporting seat；Ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；Circular table lower surface is around being provided centrally with lock plate, and drive plate upper surface is provided with locking system, and locking system is connected with the lockup switch being arranged on round table base plate bottom surface by lockup switch drag-line；Locking system coordinates with lock plate, only need to operate lockup switch and rotation small table surface can realize desktop is become big.
4, the present invention only need to operate lockup switch and rotate small table surface and can realize desktop is become big, it is possible to achieve many people have dinner simultaneously, can be drawn in by fan-shaped table and become snack table, be not take up space during family's routine use, elegant in appearance.
5, the rotation that the circular table in the present invention and round table annular slab can be simultaneously non-interference, closer to human oriented design, is liked by consumer deeply.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of a kind of many rotating disks reducing type folding dining table；
Fig. 2 is the structural representation of collecting device in the present invention；
Number in the figure is as follows with title:
| 1 | Circular table | 2 | Drive plate |
| 3 | Round table base plate | 4 | Fan-shaped table |
| 5 | Fix rubber | 6 | Side door plate |
| 7 | Drive link | 8 | Spacing drag-line |
| 9 | Sliding rail | 10 | Fixed high travelling carriage |
| 11 | Lifting carriage frame | 12 | Circular table central shaft |
| 13 | Supporting seat | 14 | Ball rotating disk |
| 15 | Lock plate | 16 | Lockup switch drag-line |
| 17 | Lockup switch | 18 | Feet base |
| 19 | Round table annular slab | 20 | Annular slab fixed support |
Detailed description of the invention
For ease of it will be appreciated by those skilled in the art that the present invention is described in further detail below in conjunction with drawings and Examples.
Embodiment 1:
As shown in Fig. 1～2, a kind of many rotating disks reducing type folding dining table, including round table base plate, circular table, round table annular slab, drive plate, some pieces of fan-shaped tables and the collecting device for fan-shaped table is drawn in and launched；Wherein, some pieces of fan-shaped tables can be spliced into a complete annulus after launching, circular table and round table annular slab are in the same plane；Rotary round table annular slab band nutating disk rotates, and drive plate controls collecting device and drawn in by some pieces of fan-shaped tables and launch；Round table plate upper surface center is fixedly installed supporting seat, and drive plate is rotationally connected with supporting seat composition by bearing；Round table annular slab is located at circular table excircle place, and drive plate is connected bottom round table annular slab by annular slab fixed support, and annular slab fixed support lower surface is provided with fixing rubber；Round table base plate side is provided with side door plate, and side door plate is connected with draw off gear.
As in figure 2 it is shown, the collecting device in the present embodiment includes drive link, spacing drag-line, sliding rail, fixed high travelling carriage and lifting carriage frame；Wherein, sliding rail is radially radially fixedly installed on round table plate upper surface, every sliding rail is all sequentially arranged at intervals with surely high travelling carriage or lifting carriage frame and composition is slidably matched, and fixed high travelling carriage and lifting carriage frame are all fixedly installed fan-shaped table；It is hinged by connecting rod composition parallelogram that lifting carriage frame includes upper plate and lower plate, upper plate and lower plate；Fixed high travelling carriage is hinged by drive link and drive plate bottom surface, and upper plate is hinged by drive link and drive plate bottom surface, and drive link is uniformly arranged along described drive plate circumferencial direction；Lower plate is connected with drive plate bottom surface by spacing drag-line, and spacing drag-line is uniformly arranged along drive plate circumferencial direction.
Drive link in the present embodiment is provided with 8, spacing drag-line is provided with 4, spacing drag-line is made up of steel wire rope, fixed high travelling carriage is provided with 4, lifting carriage erection is equipped with 4, sliding rail is provided with 8, and the outside diameter of the annulus that fan-shaped table is spliced into is more than the diameter of round table annular slab, and in annulus, circular diameter is more than the diameter of circular table；After fan-shaped table gathering, excircle diameter is less than the diameter of round table annular slab；The circle diameter at drive plate and drive link pin joint place is more than the circle diameter of drive plate Yu spacing drag-line junction point place, the radius at the radius at drive plate and spacing drag-line junction point place and drive plate and drive link pin joint place is that angle is arranged, angle is 15～30 degree, and the present embodiment adopts 15 degree.
Circular table lower surface center in the present embodiment is fixedly installed circle table central shaft, and circular table central shaft is rotationally connected by bearing composition through drive plate center with supporting seat；Ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；Round table annular slab lower surface is around being provided centrally with lock plate, and drive plate upper surface is provided with locking system, and locking system is connected with the lockup switch being arranged on round table base plate bottom surface by lockup switch drag-line；Locking system coordinates with lock plate.
The some fixing feet of round table base plate underrun in the present embodiment are connected with feet base；Draw off gear is side door magnetically attractive ferrum, and side door plate is hinged with round table base plate limit；Annular slab fixed support one end is provided with groove, and groove is connected with ball rotating disk, and the annular slab fixed support other end is fixing with bottom round table annular slab to be connected.
Above-mentioned many rotating disks reducing type folding dining table realize method, comprise the following steps:
(1), circular table is connected with the central shaft of drive plate, it is possible to freely rotatable；
(2), during collecting device work: when needs are opened, lifting carriage frame includes upper plate and lower plate, owing to spacing drag-line exists certain differential seat angle with drive link at the fixing point of drive plate at the fixing point of drive plate, so when drive plate rotates, spacing drag-line point can first be crossed start inward after quadrantal points, and drive link also moves out continuing, structure is exactly the power on lifting carriage frame be exactly one inwardly, one outwards, and lifting carriage frame will rise naturally；Each piece of fan-shaped table is all hinged with a drive link, and the other end of drive link is fixed on the fixing point of drive plate, and when drive plate rotates, drive link and drive plate will form toggle, promotes or the moving back and forth of fanning strip of pulling back；
(3), fan-shaped table splicing: when fan-shaped table is under the effect of drive plate, during close to maximum position, lifting carriage frame begins to ramp up under the effect of drive link and spacing drag-line, when drive link moves to maximum position, on lifting carriage frame fan-shaped table can be higher than the fan-shaped table on fixed high travelling carriage；When drive link also begins to inward, owing to drive link moving radius is far longer than the moving radius of spacing drag-line, thus the move distance of drive link also can more than the move distance of spacing drag-line so that spacing drag-line loses spacing effect；Lifting carriage frame, under the effect of table and self gravitation, starts to fall；At the same time, some fan-shaped tables are all at inward, fan-shaped table on lifting carriage frame, just can drop on the inclined-plane of trapezoidal maple button version of surely high travelling carriage sector table, owing to structure on drive plate of spacing drag-line and drive link is arranged, at this moment, spacing drag-line also just loses spacing effect, fanning strip on lifting support is under the effect on trapezoidal maple buckle inclined-plane, and fan-shaped table automatic Mosaic becomes a donut in the same plane；
(4), round table annular slab rotates: ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；
(5) when, locking system is opened, locking system adopts inclined-plane to add the lever principle of wheel shaft, the moment amplification of long-range lockup switch will be arranged on, during work, lock plate is clamped, locking system produces the frictional force of left and right with braking dish, enables drive plate and then annular table to be synchronized with the movement, thus reaching to control drive plate to carry out the effect of back rotation；
(6), side door plate opens or closes: side door plate can be automatically opened or closed due to fan-shaped table thrust or retraction.
Collecting device in described step (1)～(6) includes drive link, spacing drag-line, sliding rail, fixed high travelling carriage and lifting carriage frame；Wherein, sliding rail is radially radially fixedly installed on round table plate upper surface, every sliding rail is all sequentially arranged at intervals with surely high travelling carriage or lifting carriage frame and composition is slidably matched, and fixed high travelling carriage and lifting carriage frame are all fixedly installed fan-shaped table；It is hinged by connecting rod composition parallelogram that lifting carriage frame includes upper plate and lower plate, upper plate and lower plate；Fixed high travelling carriage is hinged by drive link and drive plate bottom surface, and upper plate is hinged by drive link and drive plate bottom surface, and drive link is uniformly arranged along described drive plate circumferencial direction；Lower plate is connected with drive plate bottom surface by spacing drag-line, and spacing drag-line is uniformly arranged along drive plate circumferencial direction；Drive link is provided with 8, spacing drag-line is provided with 4, spacing drag-line is made up of steel wire rope, fixed high travelling carriage is provided with 4, lifting carriage erection is equipped with 4, sliding rail is provided with 8, and the outside diameter of the annulus that fan-shaped table is spliced into is more than the diameter of round table annular slab, and in annulus, circular diameter is more than the diameter of circular table；After fan-shaped table gathering, excircle diameter is less than the diameter of round table annular slab；The circle diameter at drive plate and drive link pin joint place is that angle is arranged more than the radius of the circle diameter of drive plate Yu spacing drag-line junction point place, the radius at drive plate and spacing drag-line junction point place and drive plate and drive link pin joint place；Described circular table lower surface center is fixedly installed circle table central shaft, and circular table central shaft is rotationally connected by bearing composition through drive plate center with supporting seat；Ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；Round table annular slab lower surface is around being provided centrally with lock plate, and drive plate upper surface is provided with locking system, and locking system is connected with the lockup switch being arranged on round table base plate bottom surface by lockup switch drag-line；Locking system coordinates with lock plate.
Embodiment 2:
The present embodiment difference from Example 1 is in that: the draw off gear in the present embodiment is spring hinge, and the radius at the radius at Moving plate and spacing drag-line junction point place and drive plate and drive link pin joint place is that angle is arranged, and angle is 30 degree.
Above-mentioned detailed description of the invention is the preferred embodiments of the present invention, can not limit the invention, and what other any made without departing from technical scheme change or the substitute mode of other equivalence, is included within protection scope of the present invention.
Claims (10)
1. rotating disk reducing type folding dining table more than a kind, it is characterised in that: include round table base plate, circular table, round table annular slab, drive plate, some pieces of fan-shaped tables and the collecting device for fan-shaped table is drawn in and launched；Wherein, some pieces of fan-shaped tables can be spliced into a complete annulus after launching, circular table and round table annular slab are in the same plane；Rotary round table annular slab band nutating disk rotates, and drive plate controls collecting device and drawn in by some pieces of fan-shaped tables and launch；Round table plate upper surface center is fixedly installed supporting seat, and drive plate is rotationally connected with supporting seat composition by bearing；Round table annular slab is located at circular table excircle place, and drive plate is connected bottom round table annular slab by annular slab fixed support, and annular slab fixed support lower surface is provided with fixing rubber；Round table base plate side is provided with side door plate, and side door plate is connected with draw off gear.
2. many rotating disks reducing type folding dining table according to claim 1, it is characterised in that: described collecting device includes drive link, spacing drag-line, sliding rail, fixed high travelling carriage and lifting carriage frame；Wherein, sliding rail is radially radially fixedly installed on round table plate upper surface, every sliding rail is all sequentially arranged at intervals with surely high travelling carriage or lifting carriage frame and composition is slidably matched, and fixed high travelling carriage and lifting carriage frame are all fixedly installed fan-shaped table；It is hinged by connecting rod composition parallelogram that lifting carriage frame includes upper plate and lower plate, upper plate and lower plate；Fixed high travelling carriage is hinged by drive link and drive plate bottom surface, and upper plate is hinged by drive link and drive plate bottom surface, and drive link is uniformly arranged along described drive plate circumferencial direction；Lower plate is connected with drive plate bottom surface by spacing drag-line, and spacing drag-line is uniformly arranged along drive plate circumferencial direction.
3. many rotating disks reducing type folding dining table according to claim 2, it is characterized in that: described drive link is provided with 8, spacing drag-line is provided with 4, spacing drag-line is made up of steel wire rope, fixed high travelling carriage is provided with 4, and lifting carriage erection is equipped with 4, and sliding rail is provided with 8, the outside diameter of the annulus that fan-shaped table is spliced into is more than the diameter of round table annular slab, and in annulus, circular diameter is more than the diameter of circular table；After fan-shaped table gathering, excircle diameter is less than the diameter of round table annular slab；The circle diameter at drive plate and drive link pin joint place is that angle is arranged more than the radius of the circle diameter of drive plate Yu spacing drag-line junction point place, the radius at drive plate and spacing drag-line junction point place and drive plate and drive link pin joint place.
4. many rotating disks reducing type folding dining table according to claim 3, it is characterised in that: described circular table lower surface center is fixedly installed circle table central shaft, and circular table central shaft is rotationally connected by bearing composition through drive plate center with supporting seat；Ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；Round table annular slab lower surface is around being provided centrally with lock plate, and drive plate upper surface is provided with locking system, and locking system is connected with the lockup switch being arranged on round table base plate bottom surface by lockup switch drag-line；Locking system coordinates with lock plate.
5. many rotating disks reducing type folding dining table according to claim 4, it is characterised in that: the described some fixing feet of round table base plate underrun are connected with feet base.
6. many rotating disks reducing type folding dining table according to claim 5, it is characterised in that: described draw off gear is spring hinge.
7. many rotating disks reducing type folding dining table according to claim 5, it is characterised in that: described draw off gear is side door magnetically attractive ferrum, and side door plate is hinged with round table base plate limit.
8. many rotating disks reducing type folding dining table according to claim 5, it is characterised in that: described annular slab fixed support one end is provided with groove, and groove is connected with ball rotating disk, and the annular slab fixed support other end is fixing with bottom round table annular slab to be connected.
9. the many rotating disks reducing type folding dining table according to any one of claim 1～8 realize method, it is characterised in that comprise the following steps:
(1), circular table is connected with the central shaft of drive plate, it is possible to freely rotatable；
(2), during collecting device work: when needs are opened, lifting carriage frame includes upper plate and lower plate, owing to spacing drag-line exists certain differential seat angle with drive link at the fixing point of drive plate at the fixing point of drive plate, so when drive plate rotates, spacing drag-line point can first be crossed start inward after quadrantal points, and drive link also moves out continuing, structure is exactly the power on lifting carriage frame be exactly one inwardly, one outwards, and lifting carriage frame will rise naturally；Each piece of fan-shaped table is all hinged with a drive link, and the other end of drive link is fixed on the fixing point of drive plate, and when drive plate rotates, drive link and drive plate will form toggle, promotes or the moving back and forth of fanning strip of pulling back；
(3), fan-shaped table splicing: when fan-shaped table is under the effect of drive plate, during close to maximum position, lifting carriage frame begins to ramp up under the effect of drive link and spacing drag-line, when drive link moves to maximum position, on lifting carriage frame fan-shaped table can be higher than the fan-shaped table on fixed high travelling carriage；When drive link also begins to inward, owing to drive link moving radius is far longer than the moving radius of spacing drag-line, thus the move distance of drive link also can more than the move distance of spacing drag-line so that spacing drag-line loses spacing effect；Lifting carriage frame, under the effect of table and self gravitation, starts to fall；At the same time, some fan-shaped tables are all at inward, fan-shaped table on lifting carriage frame, just can drop on the inclined-plane of trapezoidal maple button version of surely high travelling carriage sector table, owing to structure on drive plate of spacing drag-line and drive link is arranged, at this moment, spacing drag-line also just loses spacing effect, fanning strip on lifting support is under the effect on trapezoidal maple buckle inclined-plane, and fan-shaped table automatic Mosaic becomes a donut in the same plane；
(4), round table annular slab rotates: ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；
(5) when, locking system is opened, locking system adopts inclined-plane to add the lever principle of wheel shaft, the moment amplification of long-range lockup switch will be arranged on, during work, lock plate is clamped, locking system produces the frictional force of left and right with braking dish, enables drive plate and then annular table to be synchronized with the movement, thus reaching to control drive plate to carry out the effect of back rotation；
(6), side door plate opens or closes: side door plate can be automatically opened or closed due to fan-shaped table thrust or retraction.
10. many rotating disks reducing type folding dining table according to claim 9 realize method, it is characterised in that: the collecting device in described step (1)～(6) includes drive link, spacing drag-line, sliding rail, fixed high travelling carriage and lifting carriage frame；Wherein, sliding rail is radially radially fixedly installed on round table plate upper surface, every sliding rail is all sequentially arranged at intervals with surely high travelling carriage or lifting carriage frame and composition is slidably matched, and fixed high travelling carriage and lifting carriage frame are all fixedly installed fan-shaped table；It is hinged by connecting rod composition parallelogram that lifting carriage frame includes upper plate and lower plate, upper plate and lower plate；Fixed high travelling carriage is hinged by drive link and drive plate bottom surface, and upper plate is hinged by drive link and drive plate bottom surface, and drive link is uniformly arranged along described drive plate circumferencial direction；Lower plate is connected with drive plate bottom surface by spacing drag-line, and spacing drag-line is uniformly arranged along drive plate circumferencial direction；Drive link is provided with 8, spacing drag-line is provided with 4, spacing drag-line is made up of steel wire rope, fixed high travelling carriage is provided with 4, lifting carriage erection is equipped with 4, sliding rail is provided with 8, and the outside diameter of the annulus that fan-shaped table is spliced into is more than the diameter of round table annular slab, and in annulus, circular diameter is more than the diameter of circular table；After fan-shaped table gathering, excircle diameter is less than the diameter of round table annular slab；The circle diameter at drive plate and drive link pin joint place is that angle is arranged more than the radius of the circle diameter of drive plate Yu spacing drag-line junction point place, the radius at drive plate and spacing drag-line junction point place and drive plate and drive link pin joint place；Described circular table lower surface center is fixedly installed circle table central shaft, and circular table central shaft is rotationally connected by bearing composition through drive plate center with supporting seat；Ball rotating disk realizes rotating by annular slab fixed support and round table annular slab；Round table annular slab lower surface is around being provided centrally with lock plate, and drive plate upper surface is provided with locking system, and locking system is connected with the lockup switch being arranged on round table base plate bottom surface by lockup switch drag-line；Locking system coordinates with lock plate.
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| CN107028351A (en) * | 2017-06-06 | 2017-08-11 | 唐天高 | A kind of reducing round table with rotating disk |
| CN108185636A (en) * | 2017-12-22 | 2018-06-22 | 邓海运 | A kind of foot-operated lazy Susan |
| CN108338522A (en) * | 2018-04-28 | 2018-07-31 | 赵明贵 | A kind of dining table with liftable and rotation function |
| CN108618365A (en) * | 2018-06-15 | 2018-10-09 | 成都帝兰朵家居有限公司 | A kind of the rotation splitlevel desktop unfolding mechanism and double layered table top of changeable table |
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| CN108618365A (en) * | 2018-06-15 | 2018-10-09 | 成都帝兰朵家居有限公司 | A kind of the rotation splitlevel desktop unfolding mechanism and double layered table top of changeable table |
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| CN110811151A (en) * | 2019-12-02 | 2020-02-21 | 江西白莲钢质制品有限公司 | Round table with adjustable table top size and adjusting method thereof |
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| CN111109838A (en) * | 2019-12-31 | 2020-05-08 | 哈尔滨理工大学 | Round table with variable table top diameter |
| CN112315200A (en) * | 2020-11-05 | 2021-02-05 | 贵州工程应用技术学院 | Power-assisted table based on electric power-assisted rotation and adjustment |
| CN112315200B (en) * | 2020-11-05 | 2021-08-27 | 贵州工程应用技术学院 | Power-assisted table based on electric power-assisted rotation and adjustment |
| CN117483028A (en) * | 2023-12-04 | 2024-02-02 | 广东广视通智慧教育科技有限公司 | Middle school teaching experiment table with lifting switching function |
| CN117483028B (en) * | 2023-12-04 | 2024-04-09 | 广东广视通智慧教育科技有限公司 | Middle school teaching experiment table with lifting switching function |
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