CN111568032A - Folding table - Google Patents

Abstract

The invention discloses a folding table, which comprises a table board and a table frame, wherein the table frame comprises a fixed frame and two groups of movable frames, the fixed frame is horizontally arranged, table legs are respectively and vertically fixedly arranged at two ends of the fixed frame, one end of each movable frame is rotatably arranged with the fixed frame, the other end of each movable frame is vertically and fixedly provided with the table legs, the movable frames and the relative rotating axes of the fixed frame are vertically arranged, the two groups of movable frames are arranged at the same side of the fixed frame and are symmetrically arranged relative to the middle position of the fixed frame, when the two groups of movable frames swing to the position with the minimum included angle, a fixing mechanism for limiting the relative movement of the two groups of movable frames is arranged between the two groups of movable frames, a vertically-turned hinge is arranged between the back of the table board and the fixed frame, when the two groups of movable frames swing to the position with the minimum included angle, the table board, the use process is stable, and the occupied volume is smaller after being folded.

Description

a folding table

technical field

The invention relates to the technical field of tables and chairs, in particular to a folding table.

Background technique

As a product that is frequently used in daily life, the structural stability of the table is more important, but its own three-dimensional space occupies a large amount, and it is not easy to place it when stacking or transporting. Therefore, it is necessary to develop a table that can fold quickly and restore quickly , and a folding table with stable structure, there are many folding tables in the prior art, but the folding table in the prior art has a high production cost due to its complex structure, and its internal support is required to meet the needs of folding. There are many degrees of freedom between the mechanisms, resulting in instability during the support process and prone to overturning problems. After folding, due to the problem of the internal support frame, it still occupies a large space position, resulting in a waste of space.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the existing defects and provide a folding table, which can be quickly folded and restored, has a stable use process, and occupies a small volume after being folded, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a folding table, comprising a table board and a table frame, the table frame includes a fixed frame and two sets of movable frames, the fixed frame is arranged horizontally, and the two ends of the fixed frame are arranged horizontally. The table legs are respectively vertically fixed, one end of the movable frame is rotatably installed with the fixed frame, the other end of the movable frame is vertically fixed with the table legs, the relative rotation axes of the movable frame and the fixed frame are vertically arranged, and the two The groups of movable frames are arranged on the same side of the fixed frame and are symmetrically arranged with respect to the middle position of the fixed frame. When the two groups of movable frames swing to the minimum angle position, a fixing mechanism is arranged between the two groups of movable frames to limit the relative movement of the two groups. A vertically flipped hinge is arranged between the back of the table board and the fixed frame. When the two groups of movable frames swing to the minimum angle position, the table board is arranged horizontally and the back is in contact with the tops of the four table legs.

As a preferred technical solution of the present invention, both ends of the fixed frame are respectively bent to the side away from the movable frame, and the hinge and the movable frame are arranged on the same side of the fixed frame;

Through the bending of the fixing frame, there are supporting points on both sides of the turning axis of the table board, so as to avoid the overturning problem caused by the force on one side of the folding table after it is opened.

As a preferred technical solution of the present invention, a horizontally-arranged plug-in sleeve is provided on the side of the movable frame, the fixing mechanism includes a horizontally-arranged connecting rod, and the end of the connecting rod is fixedly connected with the plug-in sleeve , the connecting rod is fixedly installed with the back of the table board;

The connecting rod is connected with the plug sleeves of the two movable frames, so that the two have a relatively stable relative positional relationship, thereby ensuring that the folding table has a relatively stable supporting capacity after being opened.

As a preferred technical solution of the present invention, the plug sleeve is rotatably installed with the movable frame, the rotation axis of the plug sleeve and the movable frame are arranged vertically, and the end of the connecting rod is inserted into the plug sleeve Internally, a fixed pin is set between the end of the connecting rod and the plug sleeve, a limit hole is set on the side wall of the overlapping part of the connecting rod and the plug sleeve, and the interior of the plug sleeve is radially set A movable fixing pin, a spring is arranged between the fixing pin and the insertion sleeve along the movement direction, and the end of the connecting rod is provided with a guide groove whose groove depth gradually becomes shallower;

By setting the fixed latch, the connection between the connecting rod and the plug sleeve is maintained, and through the action of the guide groove, the fixed latch can automatically retreat during the insertion process of the connecting rod, so as to complete the assembly of the fixed latch. The outer end of the fixed plug is set at a hand-pulled position, and the fixed plug is pulled out through the action of external force, thereby realizing the separation of the connecting rod and the plug-in sleeve.

As a preferred technical solution of the present invention, the bottom of the table leg is provided with a universal wheel with a brake, and the position where the top of the table leg is in contact with the table board is provided with a pad, and the pad is an elastic pad;

The moving ability of the folding table is increased by arranging universal wheels, and the rigid collision between the table board and the top of the table legs is reduced by adding elastic pads, and a certain vibration absorption capacity can be achieved.

Compared with the prior art, the beneficial effects of the present invention are: the folding table realizes the overall rapid folding through the foldable table frame and the reversible table board, and the table board and the table frame can be in the same plane after folding, and there are It helps to reduce the space occupied, so it is convenient for stacking, storage and transportation, and support points are set on both sides of the table plate turning axis to ensure stable support and avoid overturning due to force on one side.

Description of drawings

Fig. 1 is the schematic diagram after the structure of the present invention is opened;

Fig. 2 is the top view after the table frame of the present invention is opened;

Fig. 3 is the schematic diagram after the structure of the present invention is folded;

Fig. 4 is the top view after the table frame of the present invention is folded;

FIG. 5 is a schematic diagram of the assembly of the connecting rod and the plug-in sleeve according to the present invention.

In the picture: 1 table board, 2 table frame, 201 fixed frame, 202 movable frame, 203 connecting rod, 204 table leg, 205 universal wheel, 206 hinge, 207 plug socket, 208 pad, 209 fixed latch, 210 spring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-4, the present invention provides a technical solution: a folding table, including a table board 1 and a table frame 2, the table frame 2 includes a fixed frame 201 and two sets of movable frames 202, the fixed frame 201 is arranged horizontally, and The two ends of the frame 201 are respectively vertically fixed with table legs 204, one end of the movable frame 202 is rotatably installed with the fixed frame 201, and the other end of the movable frame 202 is vertically fixed with the table legs 204, and the relative rotation axis of the movable frame 202 and the fixed frame 201 Vertically arranged, the two sets of movable frames 202 are arranged on the same side of the fixed frame 201 and symmetrically arranged with respect to the middle position of the fixed frame 201. When the two sets of movable frames 202 swing to the minimum angle position, the two sets of movable frames 202 are arranged between the two sets of movable frames 202. There is a fixing mechanism that restricts the relative movement of the two. A hinge 206 that is vertically flipped is arranged between the back of the table 1 and the fixed frame 201. When the two sets of movable frames 202 swing to the minimum angle position, the table 1 is arranged horizontally. And the back is in contact with the tops of the four table legs 204 .

Both ends of the fixed frame 201 are respectively bent to the side away from the movable frame 202, and the hinge 206 and the movable frame 202 are arranged on the same side of the fixed frame 201;

Through the bending of the fixing frame 201, there are supporting points on both sides of the turning axis of the table board 1, so as to avoid the overturning problem caused by the force on one side of the folding table after opening.

The side of the movable frame 202 is provided with a horizontally arranged plug sleeve 207, the fixing mechanism includes a horizontally arranged connecting rod 203, the end of the connecting rod 203 is fixedly connected with the plug sleeve 207, and the connecting rod 203 is fixedly installed on the back of the table board 1 ;

The connecting rods 203 are connected with the plug sleeves 207 of the two movable frames 202, so that the two have a relatively stable relative positional relationship, thereby ensuring that the folding table has a relatively stable support capacity after being opened.

Referring to FIG. 5 , the plug sleeve 207 is rotatably installed with the movable frame 202 , the rotation axes of the plug sleeve 207 and the movable frame 202 are arranged vertically, the end of the connecting rod 203 is inserted into the plug sleeve 207 , and the A fixed plug 209 is set between the end and the plug sleeve 207 , a limit hole is set on the side wall of the overlapping portion of the connecting rod 203 and the plug sleeve 207 , and a movable fixed plug 209 is radially set inside the plug sleeve 207 , a spring 210 is arranged between the fixed pin 209 and the insertion sleeve 207 along the movement direction, and the end of the connecting rod 203 on the side of the limiting hole is provided with a guide groove whose groove depth gradually becomes shallower;

By arranging the fixed plug 209, the connection between the connecting rod 203 and the plug sleeve 207 is maintained, and through the action of the guide groove, the fixed plug 209 can automatically retreat during the insertion process of the connecting rod 203, thereby completing the assembly of the fixed plug 209 When folding, a hand-pulled position is set at the outer end of the fixed plug 209, and the fixed plug 209 is pulled out by external force, so as to realize the separation of the connecting rod 203 and the plug sleeve 207.

The bottom of the table leg 204 is provided with a universal wheel 205 with a brake, and the position where the top of the table leg 204 is in contact with the table board 1 is provided with a pad 208, and the pad 208 is an elastic pad;

By setting the universal wheels 205, the moving ability of the folding table is increased, and by adding elastic pads, the rigid collision between the table board 1 and the top of the table legs 204 is reduced, and a certain vibration absorption capacity can be achieved.

When installing the hinge 206, a spacer is arranged between the fixed frame 201 and the thickness of the spacer is the same as the thickness of the movable frame 202. The movable frame 202 adopts a bending structure. When the table frame is in the open state, the two One axis is parallel to the side of the table board 1, and the other axis forms an acute angle with the adjacent side of the table board 1, so that after the table frame 1 is folded, the movable frame 202 can fit with the fixed frame 201. , and because of the bending, its overall length can be shortened to reduce the occupation in the length direction. At the same time, when the connecting rod 203 is provided, the width of the connecting rod 203 is equal to the sum of the thicknesses of the fixed frame 201 and the movable frame 202 .

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (5)

1. A folding table, comprising a table board (1) and a table frame (2), characterized in that: the table frame (2) comprises a fixed frame (201) and two sets of movable frames (202), the fixed frame (201) Horizontal arrangement, two ends of the fixed frame (201) are respectively vertically fixed and set with table legs (204), one end of the movable frame (202) is rotatably installed with the fixed frame (201), and the movable frame (202) ), the other end of the table leg (204) is vertically fixed, the relative rotation axis of the movable frame (202) and the fixed frame (201) is vertically arranged, and the two groups of movable frames (202) are arranged on the fixed frame (201). The two sets of movable frames (202) are arranged symmetrically on the same side and about the middle position of the fixed frame (201), and when the two sets of movable frames (202) swing to the minimum angle position, a fixing mechanism for restricting the relative movement of the two sets of movable frames (202) is provided between the two sets of movable frames (202). , a hinge (206) that is vertically flipped is arranged between the back of the table board (1) and the fixed frame (201), when the two groups of movable frames (202) swing to the minimum angle position, the table board (1) ) are arranged horizontally with the back in contact with the tops of the four table legs (204). 2 . The folding table according to claim 1 , wherein the two ends of the fixed frame ( 201 ) are respectively bent to the side away from the movable frame ( 202 ), and the hinge ( 206 ) is connected to the movable frame ( 202 ). 3 . The frame (202) is arranged on the same side of the fixing frame (201). 3. The folding table according to claim 1, characterized in that: a horizontally arranged plug sleeve (207) is arranged on the side of the movable frame (202), and the fixing mechanism comprises a horizontally arranged connecting rod (203) , the end of the connecting rod (203) is fixedly connected with the plug-in sleeve (207), and the connecting rod (203) is fixedly installed on the back of the table board (1). 4. The folding table according to claim 3, characterized in that: the plug-in sleeve (207) and the movable frame (202) are rotatably installed, and the plug-in sleeve (207) and the movable frame (202) are rotatably installed. The axis of rotation is arranged vertically, the end of the connecting rod (203) is inserted into the plug sleeve (207), and a fixed pin ( 209), a limit hole is provided on the side wall of the overlapping portion of the connecting rod (203) and the plug-in sleeve (207), and a movable fixed plug (209) is radially provided inside the plug-in sleeve (207). , a spring (210) is arranged between the fixed plug (209) and the insertion sleeve (207) along the movement direction, and the end of the connecting rod (203) on one side of the limit hole is provided with a groove whose depth gradually becomes shallower guide groove. 5. The folding table according to claim 1, characterized in that: the bottom of the table leg (204) is provided with a universal wheel (205) with a brake, and the top of the table leg (204) is connected to the table board (1). ), a pad (208) is provided at the contact position, and the pad (208) is an elastic pad.

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