CN210539638U

CN210539638U - Folding table

Info

Publication number: CN210539638U
Application number: CN201920341131.4U
Authority: CN
Inventors: 温素娣
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-18
Filing date: 2019-03-18
Publication date: 2020-05-19
Anticipated expiration: 2029-03-18

Abstract

The utility model discloses a folding table, including the semicircle bottom plate of symmetry, characterized by: the middle parts of the opposite sides of the symmetrical semicircular bottom plates are fixedly connected through cross rods respectively, the upper sides of the semicircular bottom plates are fixedly connected with symmetrical vertical plates respectively, the middle position of the upper part of one side of each vertical plate is hinged with one end of a first connecting rod respectively, the other end of each first connecting rod is hinged with one end of a connecting rod respectively, and the other end of each connecting rod is hinged with one end of a second connecting rod respectively. The utility model relates to a folding table equipment field, specifically say, relate to a folding table. The length of desk can be adjusted as required to this device.

Description

Folding table

Technical Field

The utility model relates to a folding table equipment field, specifically say, relate to a folding table.

Background

The table is common daily furniture and is widely used in family life and office work of people. The large area of many dining tables is relatively wasted in dining rooms in small rooms, and the space requirement of some special purpose tables such as calligraphy exercise tables is relatively large, so that the length of the folding table is required to be adjustable in daily use, which is a disadvantage in the prior art.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a folding table, conveniently carry out the regulation of desk length.

The utility model adopts the following technical scheme to realize the purpose of the invention:

the utility model provides a folding table, includes the semicircle bottom plate of symmetry, characterized by: the symmetrical middle parts of the opposite sides of the semicircular bottom plates are respectively fixedly connected through a cross rod, every is fixedly connected with symmetrical vertical plates respectively at the upper sides of the semicircular bottom plates, every is hinged with one end of a first connecting rod at the middle position of the upper part of one side of each vertical plate respectively, every is hinged with one end of a first connecting rod at the other end of the first connecting rod respectively, every is hinged with one end of a second connecting rod at the other end of the second connecting rod respectively, every is correspondingly hinged with the middle parts of two vertical rods of a U-shaped fixed rod respectively, and every two U-shaped fixed rods are correspondingly fixed at the middle parts.

As a further limitation of the technical scheme, one end of each of two vertical rods of each U-shaped fixing rod is hinged to one end of a vertical rod, the middle of each vertical rod is hinged to the middle of the connecting rod, and the lower end of each vertical rod is hinged to one end of the upper portion of one side of the vertical plate.

As a further limitation of the technical scheme, the middle part of one side of each vertical plate is respectively and fixedly connected with a fixed block, the two fixed blocks on the same side are respectively hinged with two ends of a round rod, the middle parts of the two round rods are respectively and fixedly provided with a fixed ring, one of the round rods is respectively connected with one side of two symmetrical L-shaped blocks through two sections of reverse threads, the other round rod penetrates through one side of the other two L-shaped blocks, the other side of each L-shaped block corresponds to one end of a hinged short connecting rod, and the other end of each short connecting rod is correspondingly hinged with the middle lower part of the first connecting rod.

As a further limitation of the technical scheme, two ends of one opposite side of each of the two supporting plates are fixedly connected with a first lug block with a mounting hole respectively, and a bolt can penetrate through the corresponding mounting holes in the first lug blocks to be in threaded connection with nuts.

As a further limitation of the technical scheme, two ends of two sides of the second support plate are respectively fixedly connected with a second lug block with a mounting hole, and a bolt can penetrate through the corresponding mounting holes on the first lug block and the second lug block to be in threaded connection with a nut.

As a further limitation of the technical scheme, the upper sides of the two fixing blocks correspond to the round rods in threaded connection with the jackscrews, and one ends of the two round rods are fixedly connected with the knobs respectively.

Compared with the prior art, the utility model discloses an advantage is with positive effect: as shown in figures 1 and 4, the device has two use forms, the initial state of the device is defined as shown in figure 4, when the length of the folding table is required to be increased, firstly, the nut is unscrewed, the bolt is taken down, the first support plate is separated, the jackscrew is unscrewed, the rotary knob drives the round rod to rotate, the round rod drives the two L-shaped blocks to move towards the direction away from each other along the round rod, the L-shaped blocks drive the short connecting rod to swing, the short connecting rod drives the first connecting rod to swing, the first connecting rod drives the connecting rod to swing, the connecting rod drives the vertical rod and the second connecting rod to swing, the vertical rod and the second connecting rod drive the U-shaped fixed rod to swing together, the U-shaped fixed rod drives the second connecting rod, the vertical rod, the connecting rod and the first connecting rod on the other side to swing, the short connecting rod on the other side drives the corresponding L-shaped block to move towards, and adjusting the distance between the two first support plates, placing the second support plate between the two first support plates, aligning the mounting holes of the first lug blocks and the second lug blocks, penetrating bolts through the mounting holes on the first lug blocks and the second lug blocks, screwing nuts on the bolts, and fixing the first support plates and the second support plates.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of the present invention.

Fig. 2 is a partial enlarged view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a schematic view of a three-dimensional structure of the present invention.

Fig. 4 is a schematic perspective view of the initial state of the present invention.

Fig. 5 is a schematic three-dimensional structure diagram of the present invention.

In the figure: 1. the support plate II, 2, the support plate I, 3, the connecting rod II, 4, the U-shaped fixed rod, 5, the connecting rod, 6, the vertical rod, 7, the connecting rod I, 8, the short connecting rod, 9, the round rod, 10, the fixing ring, 11, the cross rod, 12, the L-shaped block, 13, the semicircular bottom plate, 14, the fixing block, 15, the vertical plate, 16, the ear block II, 17 and the ear block I.

Detailed Description

In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.

As shown in fig. 1-5, the utility model discloses a semicircle bottom plate 13 of symmetry, the symmetry one side middle part that semicircle bottom plate 13 is relative is respectively through 11 fixed connection of horizontal pole, every riser 15, every of fixed connection symmetry are distinguished to the upside of semicircle bottom plate 13 one side upper portion intermediate position of riser 15 articulates the one end of connecting rod 7 respectively, every the other end of connecting rod 7 articulates the one end of connecting rod 5 respectively, every the other end of connecting rod 5 articulates the one end of connecting rod two 3 respectively, every the other end of connecting rod two 3 corresponds respectively and articulates two montant middle parts at U-shaped dead lever 4, two U-shaped dead lever 4 corresponds respectively and fixes the downside middle part at backup pad one 2.

One end of each of the two vertical rods of each of the U-shaped fixing rods 4 is hinged to one end of a vertical rod 6, the middle of each vertical rod 6 is correspondingly hinged to the middle of the connecting rod 5, and the lower end of each vertical rod 6 is correspondingly hinged to one end of the upper portion of one side of the vertical plate 15.

The middle part of one side of each vertical plate 15 is fixedly connected with a fixing block 14, the two fixing blocks 14 on the same side are hinged to two ends of a round rod 9 respectively, fixing rings 10 are fixed to the middle parts of the two round rods 9 respectively, one round rod 9 is connected with one side of two symmetrical L-shaped blocks 12 through two sections of reverse threads, the other round rod 9 penetrates through one side of the other two L-shaped blocks 12, the other side of each L-shaped block 12 corresponds to one end of a hinged short connecting rod 8, and the other end of each short connecting rod 8 corresponds to the middle lower part of the first connecting rod 7 in a hinged mode.

Two opposite side ends of the supporting plate I2 are respectively and fixedly connected with an ear block I17 with a mounting hole, and a bolt can penetrate through the corresponding two mounting holes in the ear block I17 and is in threaded connection with a nut.

Two ends of two sides of the second supporting plate 1 are respectively fixedly connected with a second lug block 16 with a mounting hole, and a bolt can penetrate through the corresponding mounting holes in the first lug block 17 and the second lug block 16 to be in threaded connection with nuts.

The upper sides of the two fixing blocks 14 are in threaded connection with jackscrews 18 corresponding to the round rods 9, and one ends of the two round rods 9 are fixedly connected with knobs respectively.

The length of the support plate II 1 shown in the figure can be changed according to needs, and tables with various lengths can be customized according to requirements.

The utility model discloses a work flow does: as shown in fig. 1 and 4, the device has two usage forms, and the initial state of the device is defined as shown in fig. 4, when the length of the folding table needs to be increased, the nut is firstly screwed off, the bolt is taken off, the two support plates I2 are separated, the jackscrew 18 is unscrewed, the rotary knob drives the round rod 9 to rotate, the round rod 9 drives the two L-shaped blocks 12 to move along the round rod 9 in the direction away from each other, the L-shaped blocks 12 drive the short connecting rod 8 to swing, the short connecting rod 8 drives the connecting rod I7 to swing, the connecting rod I7 drives the connecting rod 5 to swing, the connecting rod 5 drives the vertical rod 6 and the connecting rod II 3 to swing, the vertical rod 6 and the connecting rod II 3 drive the U-shaped fixing rod 4 to swing together, the U-shaped fixing rod 4 drives the connecting rod II 3, the vertical rod 6, the connecting rod 5 and the connecting rod I7 on the other side to swing, the connecting rod I7 on the other side, finally, the two U-shaped fixing rods 4 drive the two first supporting plates 2 to be away from each other, the distance between the two first supporting plates 2 is adjusted, the second supporting plate 1 is placed between the two first supporting plates 2, the first lug blocks 17 and the second lug blocks 16 are aligned, then bolts penetrate through the mounting holes in the first lug blocks 17 and the second lug blocks 16, nuts are screwed on, and the first supporting plates 1 and the second supporting plates 1 are fixed.

The above disclosure is only one specific embodiment of the present invention, however, the present invention is not limited thereto, and any changes that can be considered by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. A folding table comprising symmetrical semi-circular base plates (13) characterized in that: the symmetry semicircle bottom plate (13) relative one side middle part is respectively through horizontal pole (11) fixed connection, every the upside of semicircle bottom plate (13) is riser (15) of fixed connection symmetry respectively, every the one side upper portion intermediate position of riser (15) articulates the one end of connecting rod (7) respectively, every the other end of connecting rod (7) articulates the one end of connecting rod (5) respectively, every the other end of connecting rod (5) articulates the one end of connecting rod two (3) respectively, every the other end of connecting rod two (3) corresponds respectively and articulates two montant middle parts in U-shaped dead lever (4), two U-shaped dead lever (4) correspond respectively and fix the downside middle part in backup pad one (2).

2. The folding table as in claim 1, wherein: one end of each of the two vertical rods of each U-shaped fixing rod (4) is hinged to one end of each vertical rod (6), the middle of each vertical rod (6) is correspondingly hinged to the middle of each connecting rod (5), and the lower end of each vertical rod (6) is correspondingly hinged to one end of the upper portion of one side of each vertical plate (15).

3. The folding table as in claim 2, wherein: the middle part of one side of each vertical plate (15) is fixedly connected with a fixing block (14) respectively, the two fixing blocks (14) on the same side are hinged to two ends of a round rod (9) respectively, fixing rings (10) are fixed to the middle parts of the two round rods (9) respectively, one round rod (9) is connected with one side of two symmetrical L-shaped blocks (12) through two sections of reverse threads, the other round rod (9) penetrates through one side of the other two L-shaped blocks (12), the other side of each L-shaped block (12) corresponds to one end of a hinged short connecting rod (8) respectively, and the other end of each short connecting rod (8) is hinged to the middle lower part of the first connecting rod (7) correspondingly.

4. A folding table as claimed in claim 3, wherein: two the relative one side both ends of backup pad (2) are fixed connection respectively have ear piece (17) of mounting hole, and the bolt can pass two that correspond mounting hole threaded connection nut on the ear piece (17).

5. The folding table as in claim 4, wherein: two ends of two sides of the second supporting plate (1) are respectively fixedly connected with a second lug block (16) with a mounting hole, and a bolt can penetrate through the corresponding mounting holes in the first lug block (17) and the second lug block (16) to be in threaded connection with nuts.

6. The folding table as in claim 5, wherein: the upper sides of the two fixing blocks (14) correspond to the round rods (9) and are in threaded connection with jackscrews (18), and one ends of the two round rods (9) are fixedly connected with knobs respectively.