CN115153190A

CN115153190A - Telescopic dining table capable of saving space

Info

Publication number: CN115153190A
Application number: CN202211000389.0A
Authority: CN
Inventors: 谢志云; 李兴弟; 邬金; 郭春苟
Original assignee: Guangdong Jiangzhu Decoration Design Engineering Co ltd
Current assignee: Guangdong Jiangzhu Decoration Design Engineering Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-10-11
Anticipated expiration: 2042-08-19
Also published as: CN115153190B

Abstract

The application relates to the technical field of space-saving dining tables, in particular to a space-saving telescopic dining table which comprises a table frame, a standby table plate and two sliding table plates, wherein an installation plate is fixedly arranged on the table frame, and a sliding groove is formed in the installation plate; the sliding groove comprises a transverse groove part and a vertical groove part, the vertical groove part is communicated with one end of the transverse groove part, which is far away from the middle part of the table frame, a plurality of supporting lugs are fixedly arranged on the sliding table plate, the supporting lugs are connected in the sliding groove in a sliding manner, the standby table plate is vertically and slidably arranged at the middle part of the table frame, a linkage device is arranged between the two sliding table plates, and a tilting device is arranged on the table frame; one side of the tilting device is arranged below the sliding table plate, and the other side of the tilting device is arranged below the standby table plate; when the supporting lugs move to the position where the transverse groove part is connected with the vertical groove part, the sliding table plate and the standby table plate are mutually staggered in the vertical direction. This application has the effect that makes things convenient for reserve table to use.

Description

Telescopic dining table capable of saving space

Technical Field

The application relates to the technical field of space-saving dining tables, in particular to a space-saving telescopic dining table.

Background

The dining table is living furniture which needs to be equipped in the home decoration process, the size of the dining table selected during the configuration is relatively small for the insufficient space in a house with a small indoor area, and the occupation of the indoor space is reduced; meanwhile, the dining table is used by the whole family members at the same time in the dining process, and the number of people used at the same time is not large at other times; if the dining table with a smaller size is directly selected, the whole family members are difficult to use simultaneously in the dining process; and the dining table with larger size is selected, and the occupied indoor space is more at other time.

Practice thrift dining table in space among the correlation technique includes the table frame, be provided with slip table and reserve table on the table frame, the slip table is provided with two, the slip table is connected in the top of table frame with sliding, reserve table is placed in the below of table frame at ordinary times, when needs use, slide the table along the length direction of table frame earlier, make the distance between two slip tables be greater than the width of reserve table, then take out the reserve table of table frame below again, place on the table frame, make reserve table and two slip tables be the dining table size of using simultaneously, and after having a dinner, take off reserve table again, be close to the size with the reduction dining table with two slip tables relatively, and then comparatively practice thrift the space.

However, the process of mounting and dismounting the spare table plate in the structure is troublesome, so that the spare table plate is troublesome to use.

Disclosure of Invention

In order to use the standby table board conveniently, the telescopic dining table capable of saving space is provided.

The application provides a practice thrift telescopic dining table in space adopts following technical scheme:

a space-saving telescopic dining table comprises a table frame, a standby table plate and two sliding table plates, wherein an installation plate is fixedly arranged on the table frame, and a sliding groove is formed in the installation plate; the sliding groove comprises a transverse groove part and a vertical groove part, the vertical groove part is communicated with one end of the transverse groove part, which is far away from the middle part of the table frame, a plurality of supporting lugs are fixedly arranged on the sliding table plate, the supporting lugs are connected in the sliding groove in a sliding manner, the standby table plate is vertically and slidably arranged at the middle part of the table frame, a linkage device is arranged between the two sliding table plates, and a tilting device is arranged on the table frame; one side of the tilting device is arranged below the sliding table plate, and the other side of the tilting device is arranged below the standby table plate; when the supporting lug moves to the position where the transverse groove part is connected with the vertical groove part, the sliding table plate and the standby table plate are staggered in the vertical direction.

By adopting the technical scheme, when the foldable desk is used, one sliding desk plate or two sliding desk plates move along the transverse groove part towards the direction away from each other, and the two sliding desk plates move simultaneously under the action of the linkage device, so that the two sliding desk plates reach the position of the vertical groove part simultaneously and slide downwards along the vertical groove part, and further the sliding desk plate downwards moves the tilting device at one side close to the sliding desk plate under the action of gravity, and the standby desk plate is upwards jacked up by the tilting device at the opposite side of the standby desk plate, so that the standby desk plate and the sliding desk plates are more convenient to use; when the standby table plate needs to be lowered, the standby table plate is downwards extruded, the standby table plate can automatically jack up the sliding table plate through the tilting device, and the two sliding table plates are simultaneously close to each other.

Preferably, the tilting device comprises a rotating shaft, a tilting plate and a top rod, and the rotating shaft is rotatably connected to the table frame; the middle part of the wane is fixed on the rotating shaft, and the two ejector rods are fixed at two ends of the wane; and two ejector rods on the same warping plate are respectively positioned below the standby table plate and the sliding table plate.

Through adopting above-mentioned technical scheme, the wane is fixed in the pivot, and the pivot is rotated and is connected on the table frame, and the ejector pin is passed through respectively the butt in the below of reserve table and slip table in the both ends of wane, and then makes slip table and reserve table drive through the wane.

Preferably, the table frame is provided with an anti-rotation device; the anti-rotation device comprises a movable plate, and the movable plate is connected to the table frame in a sliding mode along the length direction of the rotating shaft; the movable plate is provided with a limiting hole, and a clamping block is fixedly arranged on the inner wall of the limiting hole; one end of the rotating shaft close to the movable plate faces the limiting hole, and a clamping groove is formed in the side wall of the rotating shaft; after the standby table plate is lifted, the rotating shaft is inserted into the limiting hole, and the clamping block is positioned in the clamping groove.

Through adopting above-mentioned technical scheme, fly leaf is on the table frame along the length direction sliding connection of pivot, and the pivot inserts spacing downthehole after the reserve table risees, and the epaxial draw-in groove of pivot just with the fixture block joint on the spacing downthehole wall, and then can reduce the reduction height under the condition of reserve table pressurized under the effect of fly leaf.

Preferably, a guide rod is fixedly arranged on the table frame and arranged parallel to the rotating shaft, the movable plate is connected to the guide rod in a sliding mode, a spring is sleeved on the guide rod, one end of the spring abuts against the movable plate, the other end of the spring is fixed to the guide rod, and acting force of the spring is used for driving the movable plate to be close to the rotating shaft.

Through adopting above-mentioned technical scheme, the spring is established to the cover on the guide arm, and the one end butt of spring makes the fly leaf keep being close to the direction of pivot under the effort of spring, and when the pivot rotated to just correspond with spacing pore pair, the pivot can insert spacing downthehole automatically, and the convenience is fixed to the position of reserve table.

Preferably, the linkage device comprises a middle gear and racks, the middle gear is rotatably connected below the standby table plate, the racks are fixed on the sliding table plate, and the two racks on the sliding table plate are respectively located on two sides of the middle gear and meshed with the middle gear.

Through adopting above-mentioned technical scheme, the below at reserve table is connected in the middle gear rotation, and when a slip table removed, the rack can drive the middle gear rotation, and the middle gear makes another rack also remove, and then two slip tables can be close to each other or keep away from simultaneously.

Preferably, the linkage comprises a gear, a pulley and a belt; two gears are arranged and are mutually externally meshed; a belt pulley is coaxially and fixedly arranged on the gear; a transmission belt wheel is arranged on the table frame below the two sliding table plates; the transmission belt wheel is in transmission connection with the belt pulley through a belt; and the two sliding table plates are respectively connected with a belt.

Through adopting above-mentioned technical scheme, the gear has two, and two gears are the external toothing, and during two gear revolve, the rotation direction that drives two belt pulleys is opposite, and then when a belt removed, another belt removed towards opposite direction, and then can make the slip table of installing on two belts be close to each other or keep away from.

Preferably, a fixed shaft is fixedly arranged on the lower surface of the standby table plate; the intermediate gear is rotationally connected to the fixed shaft; a clockwork spring is arranged between the intermediate gear and the fixed shaft; one end of the clockwork spring is fixed on the fixed shaft, the other end of the clockwork spring is fixed on the intermediate gear, and when the two sliding table plates are away from each other, the elastic potential energy of the clockwork spring is increased.

Through adopting above-mentioned technical scheme, the intermediate gear rotates to be connected on the fixed axle, and when two slip tables kept away from each other, the clockwork spring carries out the energy storage under intermediate gear's drive, and when two slip tables were close to each other under driving through the clockwork spring, made the slip table more conveniently fold, and then made things convenient for reserve table to use.

Preferably, tension springs are arranged below the two sliding table plates, one ends of the tension springs are fixed on one sliding table plate, and the other ends of the tension springs are fixed on the other sliding table plate; the acting force direction of the tension spring is used for driving the two sliding table plates to move towards the direction close to each other.

Through adopting above-mentioned technical scheme, the both ends of extension spring are connected respectively on two slip tables, and when two slip tables kept away from each other, the elasticity of extension spring increases, makes two slip tables can be close to the middle part automatically under the effort of extension spring, makes things convenient for folding of slip table, and then makes things convenient for the use of reserve table.

Preferably, a damping device is arranged between the two sliding table plates and comprises a cylinder barrel and a damping rod, one end of the cylinder barrel is fixed on one sliding table plate, one end of the damping rod is fixed on the other sliding table plate, and the damping rod is matched in the cylinder barrel.

Through adopting above-mentioned technical scheme, the cylinder is fixed on a slip table, and the damping rod cooperation is in the cylinder, and when two slip tables were automatic to be close to each other, the velocity of motion of slip table can be slowed down to damping rod and cylinder, and then reduces two slip tables and collide each other.

Preferably, a notch for placing a standby table plate is formed in the middle of the table frame; when the sliding table plate is abutted to the upper surface of the table frame, the standby table plate moves to the position flush with the sliding table plate through the tilting device.

By adopting the technical scheme, the notch is formed in the middle of the table frame, so that the standby table plate can be conveniently placed below the sliding table plate, and when the sliding table plate and the standby table plate are used simultaneously, the sliding table plate can be abutted to the upper surface of the table frame, and further the sliding table plate and the standby table plate are in a relatively stable state.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the two sliding tables move simultaneously under the action of the linkage device, so that the two sliding tables reach the position of the vertical groove part and slide downwards along the vertical groove part, the tilting device is downwards close to one side of the sliding table under the action of gravity, and the standby table is upwards jacked up by the tilting device at the opposite side of the standby table, so that the standby table and the sliding table are more convenient to use;

2. the movable plate is connected to the table frame in a sliding mode along the length direction of the rotating shaft, when the standby table plate is lifted, the rotating shaft is inserted into the limiting hole, the clamping groove in the rotating shaft is just clamped with the clamping block on the inner wall of the limiting hole, and therefore the height of the standby table plate can be reduced under the action of the movable plate under the condition that the standby table plate is pressed;

3. fix on a slip table through the cylinder, the damping rod cooperation is in the cylinder, and when two slip tables were automatic to be close to each other, the velocity of motion of slip table can be slowed down to damping rod and cylinder, and then reduces two slip tables and collide each other.

Drawings

FIG. 1 is a schematic overall structure diagram of a first embodiment of the present application;

FIG. 2 is a schematic diagram illustrating the arrangement position of the mounting plate in the first embodiment of the present application;

FIG. 3 is a schematic structural diagram of a tilting device according to an embodiment of the present disclosure;

FIG. 4 is a schematic view of an anti-rotation device according to an embodiment of the present application;

FIG. 5 is a schematic view of a linkage according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of a linkage device according to a second embodiment of the present application.

Description of reference numerals: 1. a table frame; 11. a cross beam; 111. a notch; 12. a support leg; 2. sliding the table plate; 21. a support ear; 22. a slide bar; 23. a roller; 3. a standby table plate; 31. a guide bar; 32. a linear sliding bearing; 4. a tilting device; 41. a rotating shaft; 411. a card slot; 42. a seesaw; 43. a top rod; 44. a nut; 45. a rubber ball head; 5. mounting a plate; 51. a chute; 511. a transverse groove part; 512. a vertical slot part; 52. a baffle plate; 6. a recovery device; 61. a tension spring; 62. a connecting plate; 63. a clockwork spring; 7. a damping device; 71. a cylinder barrel; 72. a damping rod; 8. an anti-rotation device; 81. a movable plate; 82. a guide bar; 83. a through hole; 84. a limiting hole; 85. a clamping block; 86. a spring; 87. a handle; 9. a linkage device; 91. a gear; 92. a belt pulley; 93. a belt; 94. a drive pulley; 95. a telescoping member; 96. an intermediate gear; 97. a rack; 98. and fixing the shaft.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses a space-saving telescopic dining table.

The first embodiment is as follows:

the utility model provides a practice thrift telescopic dining table in space, refers to fig. 1, including table frame 1, slip table 2 and reserve table 3, table frame 1 includes crossbeam 11 and landing leg 12, the vertical setting of landing leg 12, and crossbeam 11 is fixed in the upper end of landing leg 12, and landing leg 12 sets up four and is used for placing a plurality of crossbeams 11 levels to make the top of crossbeam 11 can install slip table 2. The sliding table plates 2 are horizontally arranged and are connected to the table frame 1 in a sliding mode along the length direction of the cross beam 11, the two sliding table plates 2 are arranged, and the two sliding table plates 2 can slide in the direction away from each other. The middle position of crossbeam 11 has been seted up breach 111, and breach 111 is used for placing reserve table 3, and reserve table 3 is on crossbeam 11 at vertical direction sliding connection to make reserve table 3 can go up and down in vertical direction. Install on crossbeam 11 and tilt device 4, one side of tilt device 4 is located the below of sliding table 2, and the opposite side is located the below of reserve table 3, makes reserve table 3 can go up and down through tilt device 4 under the effect of sliding table 2.

Referring to fig. 1 and 2, a plurality of supporting lugs 21 are fixedly arranged on the lower surface of the sliding table 2, the number of the supporting lugs 21 is four, a sliding rod 22 is connected to the lower portion of each supporting lug 21, a roller 23 is connected to the sliding rod 22 in a rotating manner, a mounting plate 5 is fixedly arranged on the cross beam 11, a sliding groove 51 is formed in the mounting plate 5, the sliding groove 51 comprises a transverse groove portion 511 and a vertical groove portion 512, one end of the transverse groove portion 511 is communicated with the vertical groove portion 512, the transverse groove portion 511 is horizontally arranged, and the vertical groove portion 512 is vertically arranged. The support ears 21 are vertically disposed, the rollers 23 are rollingly coupled in the slide grooves 51, and the slide table 2 is horizontally moved when the rollers 23 are moved along the horizontal groove portions 511, and the slide table 2 is vertically moved when the rollers 23 are moved along the vertical groove portions 512. The roller 23 can reduce the resistance to the movement of the sliding table 2, so that the sliding table 2 can be moved relatively easily.

Referring to fig. 1 and 3, one end of the horizontal groove portion 511 remote from the vertical groove portion 512 is close to the middle position of the cross beam 11. The tilting device 4 comprises a rotating shaft 41, a tilting plate 42 and an ejector rod 43, the rotating shaft 41 is rotatably connected to the cross beam 11, the rotating shaft 41 is horizontally arranged, the middle of the tilting plate 42 is fixed on the rotating shaft 41, the ejector rod 43 is provided with two parts, the ejector rod 43 vertically penetrates through the tilting plate 42, the ejector rod 43 is in threaded connection with two nuts 44, the two nuts 44 are located on two sides of the tilting plate 42, and the tilting plate 42 is clamped by the two nuts 44. The upper end of the push rod 43 is provided with a rubber ball head 45, and the two push rods 43 are respectively positioned at two ends of the wane 42, so that the push rods 43 are abutted to the sliding table 2 or the standby table 3 through the rubber ball heads 45. All be provided with a perk device 4 in the position at four angles of reserve table 3, when two slip tables 2 when keeping away from each other along the length direction of crossbeam 11 simultaneously and slide, slip table 2 descends downwards in the position of erecting slot 512, because the gravity of two slip tables 2 is greater than reserve table 3's gravity, make the one end of the skew wane 42 that slip table 2 propped rotate downwards, and the other end of wane 42 upwards applys ascending effort to reserve table 3 through ejector pin 43, and then makes reserve table 3 upwards remove.

Referring to fig. 4, a guide rod 31 is fixedly arranged on the lower surface of the standby table 3, the guide rod 31 is vertically arranged, a linear sliding bearing 32 is fixedly mounted on the cross beam 11, the guide rod 31 is installed in the linear sliding bearing 32 in a matching manner, and therefore the standby table 3 is convenient to lift and the levelness of the standby table 3 is guaranteed. When the lower surface butt of slip table 2 was at the upper surface of table 1, slip table 2 was in the minimum position, received the effect of perk device 4 simultaneously, and reserve table 3 is by the highest position of the position upward movement of breach 111 to reserve table 3 to make the upper surface parallel and level of slip table 2 and reserve table 3. On the contrary, when the user presses the standby table 3 downward, the standby table 3 moves downward into the notch 111, and the sliding table 2 moves downward by the tilting device 4, so that the sliding table 2 can enter the horizontal groove 511 from the vertical groove 512 and then move along the horizontal groove 511. Because the sliding table plate 2 moves upwards, the standby table plate 3 moves downwards, so that the standby table plate 3 can be lowered to the position below the sliding table plate 2, and then the sliding table plate 2 can be moved to be relatively close to and cover the standby table plate 3, and the size of the dining table is reduced.

Referring to fig. 1, a restoring device 6 is disposed below the sliding table 2, the restoring device 6 includes a tension spring 61, two ends of the tension spring 61 are provided with connecting plates 62, the connecting plates 62 are fixed on the lower surface of the sliding table 2, and two ends of the tension spring 61 are connected with the two sliding table 2 through the two connecting plates 62, so that the acting force of the tension spring 61 is used to drive the two sliding table 2 to approach each other. Meanwhile, the tension spring 61 and the sliding table plate 2 are arranged at an interval, so that when the standby table plate 3 moves downwards, the tension spring 61 is still located below the standby table plate 3, the damping device 7 is arranged between the two connecting plates 62, the damping device 7 comprises a cylinder 71 and a damping rod 72, the damping rod 72 is matched in the cylinder 71 and damps through a damping hole in the damping rod 72, one end of the cylinder 71 is fixed on one connecting plate 62, and one end of the damping rod 72 is fixed on the other connecting plate 62, so that the damping device 7 controls the moving speed of the two sliding table plates 2, and collision acting force generated due to the fact that the speed is high when the two sliding table plates 2 approach each other is reduced.

Referring to fig. 2, a vertical baffle 52 is fixedly arranged at a position where the mounting plate 5 is provided with a vertical groove 512, the baffle 52 is used for abutting against a vertical position of the support lug 21, so that the baffle 52 can guide the support lug 21, when the sliding table 2 is lifted in the vertical direction, the support lug 21 is guided by the baffle 52, the occurrence of inclination of the sliding table 2 can be reduced, and the roller 23 can be more conveniently introduced into the vertical groove 512 when the support lug 21 abuts against the baffle 52, so that the sliding table 2 can be conveniently moved downwards.

Referring to fig. 4, an anti-rotation device 8 is disposed at one end of the rotating shaft 41, the anti-rotation device 8 includes a movable plate 81, two guide rods 82 are fixedly disposed on the cross beam 11, the guide rods 82 are disposed parallel to the rotating shaft 41, a through hole 83 is formed in the movable plate 81, so that the guide rods 82 are inserted into the through hole 83, and the movable plate 81 can be slidably connected to the guide rods 82. Spacing hole 84 has been seted up on the fly leaf 81, spacing hole 84 corresponds with the tip of pivot 41, the draw-in groove 411 along the pivot 41 direction has been seted up on the lateral wall of pivot 41, be provided with fixture block 85 on the inner wall of spacing hole 84, when reserve table 3 upwards move to with the position of sliding table 2 parallel and level, reserve table 3 is in the highest position promptly, draw-in groove 411 on the pivot 41 corresponds with fixture block 85 on the spacing hole 84, and fly leaf 81 can overlap on pivot 41, and then can prevent reserve table 3 and descend downwards, influence the use. Two limiting holes 84 are formed in one movable plate 81, a spring 86 is sleeved on the guide rod 82, one end of the spring 86 is fixed on the guide rod 82, the other end of the spring 86 abuts against the movable plate 81, the acting force of the spring 86 is used for driving the movable plate 81 to approach the rotating shaft 41, a handle 87 is fixedly arranged in the middle of the movable plate 81, the movable plate 81 can be moved along the guide rod 82 through the handle 87, so that the movable plate 81 is separated from the rotating shaft 41, the standby table board 3 can be conveniently moved downwards, and the standby table board 3 can be conveniently folded.

Referring to fig. 5, a linkage 9 is installed between the two sliding tables 2, the linkage 9 includes two gears 91, a pulley 92 and a belt 93, the two gears 91 are rotatably connected to the beam 11, the two gears 91 are externally engaged, the pulley 92 is coaxially and fixedly connected to the gears 91, a driving pulley 94 is disposed below the sliding tables 2, the belt 93 is rotatably connected between the driving pulley 94 and the pulley 92, so that the belt 93 rotates under the support of the pulley 92 and the driving pulley 94, and the two belts 93 connected to the two sliding tables 2 rotate in opposite directions under the action of the two gears 91. Be provided with extensible member 95 between slip table 2 and the belt 93, the one end of extensible member 95 is fixed on belt 93, and the other end is fixed on slip table 2 to the vertical setting of extensible member 95. When the sliding table plate 2 reciprocates, the telescopic piece 95 can balance the interval between the sliding table plate 2 and the belt 93, and when the sliding table plate 2 moves along the horizontal direction, the belt 93 can be driven to rotate through the telescopic piece 95, and at the moment, the two belts 93 can move simultaneously, so that when one sliding table plate 2 is moved, the two sliding table plates 2 can move simultaneously, the moving directions are opposite, and further the standby table plate 3 is convenient to install.

The second embodiment:

a space-saving retractable dining table, referring to fig. 6, the difference from the first embodiment is that: the linkage 9 includes a middle gear 96 and a rack 97, a fixing shaft 98 is fixedly provided on a lower surface of the standby table 3, the fixing shaft 98 is vertically provided, the middle gear 96 is rotatably connected to the fixing shaft 98, and a width of the middle gear 96 is greater than a descending height of the standby table 3, the rack 97 is horizontally provided, one end of the rack 97 is fixed on the sliding table 2, the two sliding tables 2 correspond to the two racks 97, and the two racks 97 are respectively located on both sides of the middle gear 96, and the rack 97 is engaged with the middle gear 96, when one sliding table 2 moves, the rack 97 rotates the middle gear 96, and then the two racks 97 simultaneously move in opposite directions, and when the sliding table 2 or the standby table 3 moves in a vertical direction, the middle gear 96 moves relative to the rack 97 along an axial direction of the fixing shaft 98. The restoring means 6 includes a spiral spring 63, one end of the spiral spring 63 is fixed to the fixed shaft 98, and the other end is fixed to the intermediate gear 96, so that when the two sliding tables 2 move away from each other, the elastic potential energy of the spiral spring 63 increases, and the two sliding tables 2 tend to approach each other under the elastic force of the spiral spring 63.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a practice thrift telescopic dining table in space, includes table frame (1), reserve table (3) and two slip tables (2), its characterized in that: the table frame (1) is fixedly provided with an installation plate (5), and the installation plate (5) is provided with a sliding groove (51); the sliding groove (51) comprises a transverse groove part (511) and a vertical groove part (512), the vertical groove part (512) is communicated with one end, away from the middle part of the table frame (1), of the transverse groove part (511), the sliding table plate (2) is fixedly provided with a plurality of supporting lugs (21), the supporting lugs (21) are connected into the sliding groove (51) in a sliding mode, the standby table plate (3) is vertically and slidably mounted at the middle position of the table frame (1), a linkage device (9) is arranged between the two sliding table plates (2), and the table frame (1) is provided with a tilting device (4); one side of the tilting device (4) is arranged below the sliding table plate (2), and the other side of the tilting device is arranged below the standby table plate (3); when the supporting lug (21) moves to the position where the transverse groove part (511) is connected with the vertical groove part (512), the sliding table plate (2) and the standby table plate (3) are mutually staggered in the vertical direction.

2. The space-saving retractable dining table as claimed in claim 1, wherein: the tilting device (4) comprises a rotating shaft (41), a tilting plate (42) and an ejector rod (43), and the rotating shaft (41) is rotatably connected to the table frame (1); the middle part of the warping plate (42) is fixed on the rotating shaft (41), and the two ejector rods (43) are fixed at the two ends of the warping plate (42); two ejector rods (43) on the same warping plate (42) are respectively positioned below the standby table plate (3) and the sliding table plate (2).

3. The space-saving retractable dining table as claimed in claim 2, wherein: an anti-rotation device (8) is arranged on the table frame (1); the anti-rotation device (8) comprises a movable plate (81), and the movable plate (81) is connected to the table frame (1) in a sliding manner along the length direction of the rotating shaft (41); a limiting hole (84) is formed in the movable plate (81), and a clamping block (85) is fixedly arranged on the inner wall of the limiting hole (84); one end of the rotating shaft (41) close to the movable plate (81) faces the limiting hole (84) and a clamping groove (411) is formed in the side wall of the rotating shaft; after the standby table plate (3) is lifted, the rotating shaft (41) is inserted into the limiting hole (84), and the clamping block (85) is located in the clamping groove (411).

4. The space saving retractable dining table of claim 3, wherein: the table frame (1) is fixedly provided with a guide rod (82), the guide rod (82) is arranged in parallel to the rotating shaft (41), the movable plate (81) is connected to the guide rod (82) in a sliding mode, the guide rod (82) is sleeved with a spring (86), one end of the spring (86) abuts against the movable plate (81), the other end of the spring (86) is fixed to the guide rod (82), and acting force of the spring (86) is used for driving the movable plate (81) to be close to the rotating shaft (41).

5. The space saving retractable dining table of claim 1, wherein: linkage (9) include intermediate gear (96) and rack (97), intermediate gear (96) rotate to be connected in the below of reserve table (3), rack (97) are fixed on slip table (2), two rack (97) on the slip table (2) are located the both sides of intermediate gear (96) respectively and mesh with intermediate gear (96).

6. The space-saving retractable dining table as claimed in claim 1, wherein: the linkage device (9) comprises a gear (91), a belt pulley (92) and a belt (93); two gears (91) are meshed with each other; a belt pulley (92) is coaxially and fixedly arranged on the gear (91); a transmission belt wheel (94) is arranged below the two sliding table plates (2) on the table frame (1); the transmission belt wheel (94) is in transmission connection with the belt wheel (92) through a belt (93); the two sliding table plates (2) are respectively connected with a belt (93).

7. The space saving retractable dining table of claim 5, wherein: a fixed shaft (98) is fixedly arranged on the lower surface of the standby table plate (3); the intermediate gear (96) is rotationally connected to the fixed shaft (98); a clockwork spring (63) is arranged between the intermediate gear (96) and the fixed shaft (98); one end of the clockwork spring (63) is fixed on the fixed shaft (98), the other end of the clockwork spring is fixed on the intermediate gear (96), and when the two sliding table plates (2) are far away from each other, the elastic potential energy of the clockwork spring (63) is increased.

8. The space-saving retractable dining table as claimed in claim 1, wherein: tension springs (61) are arranged below the two sliding table plates (2), one ends of the tension springs (61) are fixed on one sliding table plate (2), and the other ends of the tension springs (61) are fixed on the other sliding table plate (2); the acting force direction of the tension spring (61) is used for driving the two sliding table plates (2) to move towards the direction close to each other.

9. A space saving telescopic dining table according to claim 7 or 8, wherein: a damping device (7) is arranged between the two sliding table plates (2), the damping device (7) comprises a cylinder barrel (71) and a damping rod (72), one end of the cylinder barrel (71) is fixed on one sliding table plate (2), one end of the damping rod (72) is fixed on the other sliding table plate (2), and the damping rod (72) is matched in the cylinder barrel (71).

10. The space saving retractable dining table of claim 1, wherein: a notch (111) for placing a standby table plate (3) is formed in the middle of the table frame (1); when the sliding table plate (2) is abutted to the upper surface of the table frame (1), the standby table plate (3) moves to a position flush with the sliding table plate (2) through the tilting device (4).