CN218784305U

CN218784305U - Telescopic round table

Info

Publication number: CN218784305U
Application number: CN202223074118.8U
Authority: CN
Inventors: 李韧
Original assignee: Hangzhou Ruiyi Outdoor Leisure Products Co ltd
Current assignee: Hangzhou Ruiyi Outdoor Leisure Products Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-04-04
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to a flexible table, in particular to flexible round table, be provided with desktop and table foot, the desktop can be dismantled with the table foot and be connected, the desktop is provided with first desktop, the second desktop, the third desktop, first desktop is semi-circular with the second desktop, first desktop and second desktop can splice into circularly, be provided with the fastener of mutual adaptation on first desktop and the second desktop, the third desktop is the rectangle that a length of side equals semi-circular diameter, flexible table is provided with telescopic machanism, telescopic machanism is provided with first slide rail, second slide rail and guide rail, first slide rail and first desktop fixed connection, second slide rail and second desktop fixed connection, first slide rail and second slide rail can follow the guide rail and slide, be provided with the limit structure with the guide rail adaptation on the third desktop. The first desktop and the second desktop are combined into a round desk, and the third desktop is placed after the desktops are unfolded through the telescopic mechanism, so that an oval desktop with the desktop area increased can be formed.

Description

Telescopic round table

Technical Field

The utility model relates to a round table, in particular to a telescopic round table.

Background

When the telescopic structure of the existing round table is designed to realize the transformation of two states of a large table top and a small table top, the telescopic structure is generally designed into a diameter-variable round table with different folding and unfolding states, namely, the diameter-variable round table is a round table with smaller diameter when being folded and a round table with larger diameter when being unfolded, but the telescopic structure is generally more complicated, and for example, a diameter-variable round table structure and a table adopting the structure are disclosed in the patent with the application number of 202121567400.2. In fact, in order to obtain a larger table surface area after the round table is unfolded, the diameter of the round table does not need to be increased.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a telescopic round table with simple structure.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides a flexible round table, be provided with desktop and table foot, the desktop can be dismantled with the table foot and be connected, the desktop is provided with first desktop, the second desktop, the third desktop, first desktop is semi-circular with the second desktop, first desktop and second desktop can splice into circularly, be provided with the fastener of mutual adaptation on first desktop and the second desktop, the third desktop is a length of side equals semi-circular diameter's rectangle, flexible round table is provided with telescopic machanism, telescopic machanism is provided with first slide rail, second slide rail and guide rail, first slide rail and first desktop fixed connection, second slide rail and second desktop fixed connection, first slide rail and second slide rail can follow the guide rail and slide, be provided with the limit structure with the guide rail adaptation on the third desktop.

Through adopting above-mentioned technical scheme, be the round table when first desktop and second desktop amalgamation, and place the third desktop after expanding the desktop through telescopic machanism, can form the oval desktop of desktop area increase.

Further, pulleys are installed at two ends of the guide rail, sliding ropes are wound on the pulleys, and the sliding ropes are arranged around the guide rail for a circle.

Through adopting above-mentioned technical scheme, the slip rope passes through the pulley and can twine the guide rail slip.

Furthermore, first slide rail and second slide rail all are provided with set screw, the slip rope twines on set screw.

Through adopting above-mentioned technical scheme, slide any in first slide rail, the second slide rail, thereby will drive the motion of slip rope and can realize the linkage slip of two slide rails.

Further, be provided with ball fixed plate and a plurality of ball on first slide rail and the second slide rail, ball fixed plate and slide rail fixed connection, be provided with a plurality of circular trompils on the ball fixed plate, the trompil diameter of circular trompil is less than the diameter of ball, the ball is in the space between ball fixed plate and the slide rail, is in the position of circular trompil, the distance in space between ball fixed plate and the slide rail is less than the diameter of ball.

Through adopting above-mentioned technical scheme, the ball is restricted in circular trompil, and first slide rail and second slide rail pass through the ball and roll on the guide rail and slide.

Further, be provided with the switch on the guide rail, the switch is provided with handle and butt board, butt board and handle one side butt, the articulated spliced pole that is connected with of handle, the distance that the articulated point is apart from the double-phase adjacent both sides of handle is different, is provided with the perforation on the spliced pole, and fenestrate aperture is greater than the diameter of slip rope, and the slip rope passes the perforation on the spliced pole.

Through adopting above-mentioned technical scheme, when the handle apart from the short one side of pin joint and butt plate butt, the slip rope can freely slide in perforating, and when rotating the handle and making the handle apart from the long one side of pin joint and butt plate butt, the handle can drive the spliced pole to the direction motion that is close to the butt plate, and then drives in the perforation slip rope and the contact of butt plate, and the fenestrate inner wall of spliced pole presss from both sides the slip rope in wherein with the butt plate, prevents the slip of slip rope.

Furthermore, the fastener is provided with trapezoidal joint face and with trapezoidal joint face vertically stationary plane, the stationary plane is in the intermediate position of trapezoidal joint face.

Through adopting above-mentioned technical scheme, when two fastener were close to each other, the relative slip of two trapezoidal joint faces each other amalgamation butt restriction desktop, trapezoidal joint face span two desktops simultaneously can keep leveling of whole desktop.

Furthermore, limit structure is provided with bellying and gasket part, two distance between the bellying with the width looks adaptation of guide rail, gasket part is in two between the bellying.

Through adopting above-mentioned technical scheme, the distance between two bellyings with the width looks adaptation of guide rail, it is more firm when the third desktop is placed on the guide rail, the guide rail contacts with gasket portion and can not direct and desktop contact, has the guard action to the desktop.

Compared with the prior art, the utility model has the advantages of:

(1) The desktop can be changed from a round desktop into an oval desktop with a larger surface by splitting the desktop into a first desktop, a second desktop and a third desktop.

(2) The telescopic mechanism has a simple structure, can slide in a linkage manner, and can lock sliding motion by being provided with a switch.

(3) The clamping piece and the limiting structure are beneficial to keeping the whole desktop smooth and stable.

Drawings

FIG. 1 is an exploded view of a retractable round table according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of the retractable round table in the embodiment of the present application, which is retracted into a round table;

FIG. 3 is a schematic structural view of the retractable round table in the embodiment of the present application extended into an elliptical table;

FIG. 4 is a cross-sectional view of a telescoping mechanism in an embodiment of the subject application;

FIG. 5 is a cross-sectional view of a guide rail in an embodiment of the present application;

FIG. 6 is a schematic view of the switch and the sliding cord in one state according to the embodiment of the present application;

FIG. 7 is a schematic view of the switch and the slide cord in another state according to the embodiment of the present application;

FIG. 8 is a schematic view of the engaging member of the embodiment of the present application;

FIG. 9 is an enlarged view at B in FIG. 2;

FIG. 10 is an enlarged view taken at A in FIG. 1;

in the figure:

1. a first desktop; 2. a second desktop; 3. a third desktop; 3.1, a limiting structure; 3.11 raised portions; 3.12, a gasket part; 4. a table leg; 5. a first slide rail; 6. a second slide rail; 7. a ball fixing plate; 8. a ball bearing; 9. a guide rail; 9.1, a pulley; 9.2, sliding ropes; 10. a fastener; 10.1, trapezoidal bayonet surface; 10.2, a fixed surface; 11. a switch; 11.1, a handle; 11.2, a butt plate; 11.3, connecting columns; 11.4, hinge point.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 10, an embodiment of the present application provides a telescopic round table, which is provided with a table top and table legs 4, the table top is detachably connected to the table legs 4, the table top is provided with a first table top 1, a second table top 2, and a third table top 3, the first table top 1 and the second table top 2 are both semicircular, the first table top 1 and the second table top 2 can be spliced into a circle, the first table top 1 and the second table top 2 are provided with mutually adaptive fasteners 10, the third table top 3 is a rectangle with a side length equal to the semicircular diameter of the first table top and the second table top, the telescopic round table is provided with a telescopic mechanism, the telescopic mechanism is provided with a first slide rail 5, a second slide rail 6, and a guide rail 9, the first slide rail 5 is fixedly connected to the first table top 1, the second slide rail 6 is fixedly connected to the second table top 2, the first slide rail 5 and the second slide rail 6 can slide along the guide rail 9, the third table top 3 is provided with a limiting structure adaptive to the guide rail 9, and the telescopic mechanism is provided with two telescopic mechanisms.

When first desktop 1 and second desktop 2 amalgamation, the mutual butt amalgamation of fastener 10 on first desktop 1 and the second desktop 2 impels the desktop to keep leveling after the amalgamation, and after outwards pulling first desktop 1, the second desktop 2, expose middle guide rail 9, place third desktop 3 on guide rail 9, limit structure 3.1 inject that third desktop 3 can be stable settle on guide rail 9, fastener 10 also helps keeping stretching the leveling of whole desktop after the extension simultaneously.

Specifically, the engaging member 10 is disposed on a contact surface when the first desktop 1 and the second desktop 2 are combined, the engaging member 10 is provided with a trapezoidal engaging surface 10.1 and a fixing surface 10.2 perpendicular to the trapezoidal engaging surface 10.1, the fixing surface 10.2 is located at an intermediate position of the trapezoidal engaging surface 10.1, a counter bore is disposed on the fixing surface 10.2, the fixing member penetrates through the counter bore to fixedly connect the fixing surface 10.2 and the contact surface, which is attached to each other when the first desktop and the second desktop are combined, the trapezoidal engaging surface 10.1 is provided with a fixing hole, the fixing member penetrates through the fixing hole to fixedly connect the trapezoidal engaging surface 10.1 and the first desktop 1 or the second desktop 2, and when the first desktop 1 and the second desktop 2 are combined, the trapezoidal engaging surface 10.1 can keep the whole desktop flat.

Limiting structure 3.1 is provided with bellying 3.11 and gasket portion 3.12, and the distance between two bellyings and the width looks adaptation of guide rail 9, gasket portion 3.12 are in between two bellyings 3.11, and when third desktop 3 was placed on guide rail 9, guide rail 9 contacted with gasket portion 3.12 and can not direct and desktop contact, had the guard action to the desktop.

And to the further concrete design of telescopic machanism, pulley 9.1 is installed at guide rail 9 both ends, it has slip rope 9.2 to wind on pulley 9.1, slip rope 9.2 is wire rope preferentially, slip rope 9.2 sets up around guide rail 9 a week, and first slide rail 5 and second slide rail 6 all are provided with set screw, slip rope 9.2 twines on set screw, slide any one in first slide rail 5, second slide rail 6 like this, will drive slip rope 9.2 and move and can realize the linkage slip of two slide rails, be provided with ball fixed plate 7 and a plurality of ball 8 on first slide rail 5 and the second slide rail 6, ball fixed plate 7 and slide rail fixed connection, be provided with a plurality of circular trompils on ball fixed plate 7, the trompil diameter of circular trompil is less than the diameter of ball 8, ball 8 is in the space between ball fixed plate 7 and the slide rail, be in the position of circular trompil, the distance in space between ball fixed plate 7 and the slide rail is less than the diameter of ball 8, the slide rail rolls through ball 8 on the guide rail and slides.

The guide rail is also provided with a switch 11, the switch 11 is used for controlling the free sliding of the sliding rope 9.2, the switch 11 is provided with a handle 11.1 and a butt plate 11.2, the butt plate 11.2 is in butt joint with one side of the handle 11.1, the handle 11.1 is in hinged connection with a connecting column 11.3, the distances between two adjacent sides of the handle and a hinge point 11.4 are different, as shown in figures 6 and 7, a is the distance between the hinge point 11.4 and one side of the handle, b is the distance between the hinge point 11.4 and the other side of the handle, wherein a is larger than b, the connecting column 11.3 passes through the butt plate 11.2, the connecting column 11.3 is provided with a perforation, the diameter of the perforation is larger than the diameter of the sliding rope 9.2, the sliding rope 9.2 penetrates through the through hole in the connecting column 11.3, when the handle 11.1 is abutted against the abutting plate 11.2 from the short side of the hinge point 11.4, the sliding rope 9.2 can freely slide in the through hole, and when the handle 11.1 is rotated to enable the long side of the handle 11.1 away from the hinge point 11.4 to be abutted against the abutting plate 11.2, the handle 11.1 can drive the connecting column 11.3 to move towards the direction close to the abutting plate 11.2, so that the sliding rope 9.2 in the through hole is driven to be contacted with the abutting plate 11.2, the sliding rope 9.2 is clamped between the inner wall of the through hole in the connecting column 11.3 and the abutting plate 11.2, and the sliding of the sliding rope 9.2 is prevented.

Although the preferred embodiments of the present invention have been described in detail hereinabove, it should be clearly understood that modifications and variations of the present invention are possible to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a flexible round table, is provided with desktop and table foot, the desktop can be dismantled with the table foot and be connected, its characterized in that, the desktop is provided with first desktop, second desktop, third desktop, first desktop and second desktop are semi-circular, first desktop and second desktop can the amalgamation become circularly, be provided with the fastener of mutual adaptation on first desktop and the second desktop, the third desktop is the rectangle that a length of side equals semi-circular diameter, flexible round table is provided with the slide rail, the slide rail is provided with first slide rail, second slide rail and guide rail, first slide rail with first desktop fixed connection, the second slide rail with second desktop fixed connection, first slide rail and second slide rail can be followed the guide rail slides, be provided with on the third desktop with the limit structure of guide rail adaptation.

2. The retractable round table as claimed in claim 1, wherein pulleys are installed at both ends of the guide rail, and sliding ropes are wound on the pulleys, and are arranged around the guide rail.

3. The retractable round table as claimed in claim 2, wherein the first and second slide rails are each provided with a set screw, and the sliding rope is wound around the set screw.

4. The retractable round table as claimed in claim 1, wherein a ball fixing plate and a plurality of balls are disposed on the first and second slide rails, the ball fixing plate is fixedly connected to the slide rails, a plurality of circular openings are disposed on the ball fixing plate, the diameter of the circular openings is smaller than that of the balls, the balls are disposed in the gaps between the ball fixing plate and the slide rails at the positions of the circular openings, and the distance between the ball fixing plate and the slide rails is smaller than that of the balls.

5. The retractable round table as claimed in claim 1, wherein the guide rail is provided with a switch, the switch is provided with a handle and a butt plate, the butt plate is abutted against one side of the handle, the handle is hinged with a connecting column, the distance between the hinge point and two adjacent sides of the handle is different, the connecting column is provided with a through hole, the diameter of the through hole is larger than that of the sliding rope, and the sliding rope passes through the through hole on the connecting column.

6. The retractable round table as claimed in claim 1, wherein the engaging member is provided with a trapezoidal engaging surface and a fixing surface perpendicular to the trapezoidal engaging surface, and the fixing surface is located at a middle position of the trapezoidal engaging surface.

7. The retractable round table as claimed in claim 1, wherein the limiting structure is provided with a protruding portion and a spacer portion, the distance between the two protruding portions is adapted to the width of the guide rail, and the spacer portion is located between the two protruding portions.