阅读说明：本技术 一种可扩展型餐桌 (Extensible dining table ) 是由 薛逸胜 于 2021-01-13 设计创作，主要内容包括：本发明涉及一种可扩展型餐桌,其包括餐桌主体、伸缩机构、中间轴承、升降机构、扩展机构、顶端轴承,所述餐桌主体包括桌脚、桌底板、斜块、底层轴承、滑动块、外圈筒和小桌板,所述卓脚支撑连接桌底板,底层轴承安装于桌底板,滑动块安装于桌底板表面边缘,所述伸缩机构包括上伸缩板和下伸缩板,所述升降机构包括升降销、升降盘、顶块、把手和磁块；本发明操作简单,扩展直径大,收展直径较小,值得推广。(The invention relates to an expandable dining table, which comprises a dining table main body, a telescopic mechanism, a middle bearing, a lifting mechanism, an expansion mechanism and a top end bearing, wherein the dining table main body comprises table legs, a table bottom plate, an oblique block, a bottom layer bearing, a sliding block, an outer ring cylinder and a small table plate, the upper and lower legs are supported and connected with the table bottom plate, the bottom layer bearing is installed on the table bottom plate, the sliding block is installed on the edge of the surface of the table bottom plate, the telescopic mechanism comprises an upper telescopic plate and a lower telescopic plate, and the lifting mechanism comprises a lifting pin, a lifting disc, a top block, a handle and a magnetic block; the invention has simple operation, large expanded diameter and small folded diameter, and is worth popularizing.)

1. An extensible dining table, its characterized in that: including dining table main part 20, telescopic machanism 30, intermediate bearing 40, elevating system 50, extension mechanism 60, top end bearing 70, dining table main part 20 includes table foot 21, table bottom plate 22, sloping block 23, bottom layer bearing 24, sliding block 25, outer lane section of thick bamboo 26 and little table 27, table bottom plate 22 is connected in the support of tall and erect foot, bottom layer bearing 24 installs in table bottom plate 22, and sliding block 25 installs in table bottom plate 22 surface edge, telescopic machanism 30 includes expansion plate 31 and lower expansion plate 32, elevating system 50 includes lift pin 51, lifting disk 52, kicking block 53, handle 54 and magnetic patch 55, extension mechanism 60 includes pentagon dish 61, crank rod 62, pin bushing 63, hang board 64, gear wheel 65 and motor 66, pentagon dish 61 is connected with bottom layer bearing 24, and pin bushing 63 locates pentagon dish 61 surface, and hang board 64 locates pentagon dish 61 top, and gear wheel 65 installs in hang board 64 bottom, one section of the crank rod 62 is connected with the upper telescopic plate 31, the other end of the crank rod is connected with the pentagonal disc 61, the top end bearing 70 is installed at the bottom of the small table plate 27, and 4 bolts 71 are installed on the top end bearing 70.

2. The expandable dining table of claim 1, wherein: the sloping block 23 comprises a sloping block main body 231, a telescopic cap 232 and a small bearing 233, wherein the telescopic cap 232 adjusts the height of the small bearing 233.

3. The expandable dining table of claim 1, wherein: the sliding block 25 comprises a sliding block main body 251 and a sliding rail 252, the sliding block main body 251 is mounted on the sliding rail 252, the sliding blocks 25 have 10 groups, and the 10 groups of sliding blocks are mounted on the upper telescopic plates 31 and the lower telescopic plates 32 which are divided into 5 groups and are movably connected through 1 crank rod 62.

4. The expandable dining table of claim 1, wherein: the inner wall of the outer ring barrel 26 is provided with a chute 261, and the small bearing 233 is connected with the chute 261 in a matching way.

5. The expandable dining table of claim 1, wherein: the upper expansion plate 31 is provided with a semi-sinking ball 311.

6. The expandable dining table of claim 1, wherein: the center bearing 40 is mounted on the surface of the pentagonal disk 61.

7. The expandable dining table of claim 1, wherein: the top block 53 is arranged on the handle 54 and fixedly connected with the handle, and the magnetic block 55 is arranged at the bottom of the table bottom plate 22.

8. The expandable dining table of claim 1, wherein: the bull gear 65 is coupled to a motor 66.

Technical Field

The invention relates to the technical field of dining tables, in particular to an extensible dining table.

Background

The variable expansion round dining table is used more in daily life, but most of small table tops have small variable table top diameters, and the difference of the diameters in a retraction state and a larger expansion diameter cannot be made. .

Disclosure of Invention

In view of this, an expandable dining table with a large expanded diameter and a small contracted diameter is provided.

An expandable dining table comprises a dining table main body 20, a telescopic mechanism 30, a middle bearing 40, a lifting mechanism 50, an expansion mechanism 60 and a top end bearing 70, wherein the dining table main body 20 comprises table feet 21, a table bottom plate 22, an oblique block 23, a bottom layer bearing 24, a sliding block 25, an outer ring cylinder 26 and a small table plate 27, the table bottom plate 22 is connected with the upper and lower foot supports, the bottom layer bearing 24 is installed on the table bottom plate 22, the sliding block 25 is installed on the edge of the surface of the table bottom plate 22, the telescopic mechanism 30 comprises an upper telescopic plate 31 and a lower telescopic plate 32, the lifting mechanism 50 comprises a lifting pin 51, a lifting disc 52, a top block 53, a handle 54 and a magnetic block 55, the expansion mechanism 60 comprises a pentagonal disc 61, a crank rod 62, a pin sleeve 63, a suspension plate 64, a large gear 65 and a motor 66, the pentagonal disc 61 is connected with the bottom layer bearing 24, the pin sleeve 63 is arranged on the surface of the pentagonal disc 61, the suspension, the bull gear 65 is installed in the hanging plate 64 bottom, and crank rod 62 one section and last expansion plate 31, the other end are connected with pentagon dish 61, top bearing 70 is installed in the small table 27 bottom, install 4 bolt 71 on the top bearing 70, bolt 71 and the hole (not shown in the figure) cooperation on the pentagon dish 61 are connected.

Further, the swash block 23 comprises a swash block main body 231, a telescopic cap 232 and a small bearing 233, wherein the telescopic cap 232 adjusts the height of the small bearing 233.

Further, the sliding block 25 comprises a sliding block main body 251 and a sliding rail 252, the sliding block main body 251 is mounted on the sliding rail 252, the sliding blocks 25 have 10 groups, and the 10 groups of sliding blocks 25 are mounted on the 5 groups and 5 groups of upper expansion plates 31 and 5 groups of lower expansion plates 32 which are movably connected through 1 crank rod 62.

Further, the inner wall of the outer ring barrel 26 is provided with a chute 261, and the small bearing 233 is connected with the chute 261 in a matching manner.

Further, a semi-sinking ball 311 is disposed on the upper expansion plate 31.

Further, the intermediate bearing 40 is mounted on the surface of the pentagonal disk 61.

Further, the top block 53 is fixedly connected to the handle 54, and the magnetic block 55 is mounted at the bottom of the table bottom plate 22.

Further, the large gear 65 is connected with the motor 66 in a matching manner.

Compared with the prior art, the dining table has the advantages that the diameter of the dining table is 1.35 meters after being folded, the diameter of the dining table is 1.9 meters after being unfolded, the variable diameter is large, the space is saved after being folded, the thickness of the table top is small, no device is arranged at the bottom of the center of the small table plate, and equipment such as an induction cooker can be placed in a hollow mode.

Drawings

Fig. 1 is a schematic diagram of the expandable dining table of the embodiment of the invention with the small table board removed after the table is unfolded.

Fig. 2 is a schematic view of an extendable dining table unfolding and extending mechanism according to an embodiment of the present invention.

Fig. 3 is a schematic view of the overall appearance of the expandable dining table according to the embodiment of the present invention after being unfolded.

Fig. 4 is a schematic view of the extendable dining table of the present invention with the small table removed after being folded.

Fig. 5 is a schematic view of the structure of an expandable rack gear of the dining table according to the embodiment of the invention.

Fig. 6 is a schematic view of the expandable dining table gear wheel and the motor in the embodiment of the invention.

Fig. 7 is a schematic view of the bottom structure of the extendable dining table lifting mechanism according to the embodiment of the present invention.

Fig. 8 is a schematic view of the bottom structure of the extendable dining table lifting mechanism according to the embodiment of the present invention.

Fig. 9 is a schematic view of the extendable dining table with the bottom of the table top facing upwards after being unfolded according to the embodiment of the present invention.

Fig. 10 is a schematic view of the installation position of the expandable dining table bottom bearing according to the embodiment of the invention.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments and the accompanying drawings.

Referring to fig. 1 to 10, an embodiment of the present invention is shown, which includes a table main body 20, a telescopic mechanism 30, a middle bearing 40, a lifting mechanism 50, an expanding mechanism 60, and a top bearing 70, wherein the table main body 20 includes a table foot 21, a table bottom 22, an oblique block 23, a bottom bearing 24, a sliding block 25, an outer ring cylinder 26, and a small table plate 27, the table foot is connected to the table bottom 22 in a supporting manner, the bottom bearing 24 is mounted on the table bottom 22, the sliding block 25 is mounted on the edge of the surface of the table bottom 22, the telescopic mechanism 30 includes an upper telescopic plate 31 and a lower telescopic plate 32, the lifting mechanism 50 includes a lifting pin 51, a lifting plate 52, a top block 53, a handle 54, and a magnetic block 55, the expanding mechanism 60 includes a pentagonal plate 61, a crank rod 62, a pin sleeve 63, a suspension plate 64, a large gear 65, and a motor 66, the pentagonal plate 61 is connected to the bottom bearing 24, the pin bush 63 is arranged on the surface of the pentagonal disc 61, the suspension plate 64 is arranged above the pentagonal disc 61, the large gear 65 is arranged at the bottom of the suspension plate 64, one section of the crank rod 62 is connected with the upper expansion plate 31, the other end of the crank rod is connected with the pentagonal disc 61, the top end bearing 70 is arranged at the bottom of the small table plate 27, 4 pins 71 are arranged on the top end bearing 70, and the pins 71 are matched and connected with holes (not shown) in the pentagonal disc 61.

Further, as a preferred embodiment, the swash block 23 includes a swash block main body 231, a telescopic cap 232 and a small bearing 233, and the telescopic cap 232 adjusts the height of the small bearing 233.

Further, as a preferred embodiment, the sliding block 25 includes a sliding block main body 251 and a sliding rail 252, the sliding block main body 251 is installed on the sliding rail 252, the sliding blocks 25 have 10 groups, and the 10 groups of sliding blocks 25 are installed on 5 groups of upper expansion plates 31 and 5 groups of lower expansion plates 32, which are movably connected through 1 crank rod 62.

Further, as a preferred embodiment, the inner wall of the outer ring barrel 26 is provided with an inclined groove 261, and the small bearing 233 is connected with the inclined groove 261 in a matching manner.

Further, as a preferred embodiment of the present invention, a semi-submersible ball 311 is provided on the upper expansion plate 31.

Further, as a preferred embodiment of the present invention, the intermediate bearing 40 is mounted on the surface of the pentagonal panel 61.

Further, as a preferred embodiment of the present invention, the top block 53 is fixedly connected to the handle 54, and the magnetic block 55 is mounted on the bottom of the table bottom plate 22.

Further, as a preferred embodiment, the large gear 65 is connected to the motor 66 in a matching manner.

According to the working principle of the expandable dining table, the outer ring barrel 26 is firstly rotated in the folding state of the dining table, the outer ring barrel 26 sinks, the small table plate 27 is rotated, the small table plate 27 drives the pentagonal disc 61 to rotate through the lifting pin 51 on the lifting disc 52, the pentagonal disc 61 pushes out the upper expansion plate 31 and the lower expansion plate 32 through the crank rod 62, when the upper expansion plate 31 and the lower expansion plate 32 are pushed out to the limit state, the handle 54 is rotated to enable the top block 53 to lower the lifting disc 52, the lifting pin 51 on the lifting disc 52 is separated from the small table plate 27, the small table plate 27 can freely rotate without driving the upper expansion plate 31 and the lower expansion plate 32, the expansion is completed, the reverse operation is only needed when the dining table is folded, the motor 67 is started when the dining table is used, and the motor 67 drives the large gear 66 to rotate to drive the small table plate 22 to rotate.

While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.