CN111449420A

CN111449420A - Assembled multifunctional tea table

Info

Publication number: CN111449420A
Application number: CN202010281137.4A
Authority: CN
Inventors: 王金良; 李磊; 余玺
Original assignee: Shanghai Yinting Innovative Stainless Steel Development Co ltd
Current assignee: Shanghai Yinting Innovative Stainless Steel Development Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-07-28

Abstract

The invention discloses an assembled multifunctional tea table, which comprises a box body, a supporting device, a table top device and a storage device, wherein a cavity is formed in one side of the box body, the storage device is installed in the cavity through a slide rail, a groove is formed in the upper part of the box body, a supporting block is installed on the inner side wall of the groove through a bolt, the supporting device is fixedly installed on the supporting block through a bolt, a movable plate is fixedly installed on the upper part of the supporting device, and the assembled multifunctional tea table comprises: the supporting device comprises a first fixing plate and a second fixing plate, the accommodating device comprises a drawer, a plurality of partition plates, a sliding assembly and a threaded rod, the drawer is installed in the cavity through a sliding rail, and threaded holes are formed in the side portions of the partition plates. The tea table has the advantages that the space of the tea table can be effectively utilized, and the position of the partition plate can be adjusted according to the size of an article, so that the article can be simply and conveniently classified and placed.

Description

Assembled multifunctional tea table

Technical Field

The invention relates to the technical field of tea tables, in particular to an assembled multifunctional tea table.

Background

Furniture refers to a large category of appliances and facilities essential for human beings to maintain normal life, engage in production practice and develop social activities. The furniture is continuously developed and innovated following the foot steps of the times, and the door is various in types, different in materials, complete in variety and different in purposes. Is an important foundation for establishing working and living spaces.

The furniture is composed of four factors of materials, structures, appearance forms and functions, wherein the functions are the leading factors and the power for promoting the development of the furniture; the structure is a backbone and is the basis for realizing the functions. These four factors are interrelated and restrictive. Furniture also has material and appearance form factors, as it is designed and manufactured to meet certain material needs and use purposes.

The type, number, function, form, style and production level of the furniture and the occupation situation at the time also reflect the social life style, the level of social material culture and the historical culture characteristics of a country and a region in a historical period. Furniture is a mark of social productivity development level in a certain country or region in a certain historical period, is a miniature of a certain life style, and is a display of a certain cultural form, so that the furniture is gathered to be rich and profound sociality.

The tea table is furniture for placing tea sets and the like, generally has two types of square and rectangular shapes, is smaller than a table, and has the height equivalent to the armrest of an armchair. Usually, a tea table is clamped between two chairs and is used for placing cup and tea sets, so the tea table is named as a tea table.

When the existing tea table is used, the table top of the tea table can only be utilized, other surfaces are basically in a closed state and cannot be utilized, so that the residual space of the tea table is wasted, the existing tea table cannot classify and store articles, and the use requirement of an existing family cannot be met.

Disclosure of Invention

Technical problem to be solved

The tea table can solve the problems that the space utilization rate is low and classified storage cannot be realized in the using process of the existing tea table.

(II) technical scheme

In order to achieve the above purpose, the invention adopts the following technical scheme that an assembled multifunctional tea table comprises a box body, a supporting device, a table top device and a containing device, wherein a cavity is formed in one side of the box body, the containing device is installed in the cavity through a sliding rail, a groove is formed in the upper portion of the box body, a supporting block is installed on the inner side wall of the groove through a bolt, the supporting device is fixedly installed on the supporting block through a bolt, and a movable plate is fixedly installed on the upper portion of the supporting device, wherein:

the supporting device comprises a first fixing plate and a second fixing plate, a supporting rod is movably riveted on the first fixing plate, a first connecting rod and a second connecting rod are movably riveted on the side portion of the first fixing plate respectively, the upper end of the first connecting rod and the upper end of the second connecting rod are movably riveted with the side portion of the second fixing plate, one end, far away from the first fixing plate, of the supporting rod is movably riveted with the side portion of the second connecting rod, the first fixing plate is installed on the supporting block through a bolt, the second fixing plate is fixedly connected with a movable plate through a bolt, during specific work, the movable plate is lifted through the supporting device, the movable plate drives the first connecting rod and the second connecting rod to be lifted, when the movable plate is lifted to the highest position, the supporting rod fixes the movable plate, so that the groove is exposed, articles can be stored in the groove, the space of the tea table can be effectively utilized, and the movable plate can be reset by pressing the movable plate, so that the tea table is convenient for a user to operate;

the storage device comprises a drawer, a plurality of partition plates, a sliding assembly and a threaded rod, the drawer is mounted in a cavity through a sliding rail, threaded holes are formed in the side portions of the partition plates, one end of the threaded rod penetrates through the partition plates through the threaded holes, a first rotating bearing is fixedly mounted on one side of the drawer, one end of the threaded rod penetrates through the drawer and is fixedly inserted in an inner ring of the first rotating bearing, a second rotating bearing is embedded in one side, away from the first rotating bearing, of the drawer, one end of the threaded rod is fixedly inserted in an inner ring of the second rotating bearing, when the storage device works specifically, when an article needs to be classified and placed, the threaded rod is rotated through a hand wheel, the partition plates are driven to move along the sliding grooves, so that the positions of the partition plates can be adjusted according to the size of the article;

the table-board device comprises a toughened glass board and a guide groove, the bottom of the toughened glass board is fixedly provided with a guide block, the guide groove is formed in the box body, the guide groove is located above the drawer, the guide block is slidably mounted in the guide groove, during specific work, the toughened glass board is more wear-resistant and difficult to scratch due to the use of the table-board device, and the toughened glass board can be simply and conveniently taken down to be cleaned and is convenient for a user to use on a tea table by virtue of sliding fit between the guide groove and the guide block.

As a preferred technical scheme of the invention, the supporting devices are provided with two groups, a fixing component is arranged between the two groups of supporting devices, the fixing component comprises a first fixing rod and a second fixing rod, two ends of the first fixing rod are respectively welded and fixed with the side parts of the two groups of second connecting rods, two ends of the second fixing rod are respectively fixedly connected with the side parts of the two groups of second fixing plates, and during specific work, the stability of the supporting devices can be improved through the use of the fixing component, so that the supporting devices are firmer and more durable.

As a preferable technical solution of the present invention, the first fixing plate and the second fixing plate are both L type fixing plates, and the first fixing plate and the second fixing plate are both stainless steel fixing plates, and when the support device is used, the firmness of the support device can be effectively improved and the support device is more firm and durable by setting the first fixing plate and the second fixing plate to be stainless steel.

As a preferable technical scheme of the invention, the sliding assembly comprises a sliding block and a sliding groove, the sliding groove is formed in the inner wall of the drawer, the sliding block is slidably mounted in the sliding groove, the side portion of the sliding block is fixedly connected with the side portion of the partition plate, and when the sliding assembly works, the partition plate can move in the sliding groove through the sliding block when the threaded rod rotates.

As a preferred technical scheme of the invention, the side wall of the sliding block is in clearance sliding fit with the inner wall of the sliding groove, the clearance is not more than 0.01mm, and the side wall of the sliding block and the inner wall of the sliding groove are both provided with smooth surfaces, so that the resistance of the partition plate during sliding can be reduced during specific work, and the threaded rod is not required to spend too much effort during rotation.

As a preferable technical scheme of the invention, a convex block is arranged on one side part of the threaded rod, the convex block is fixedly inserted in an inner ring of the second rotating bearing, the diameter of the convex block is 2cm larger than that of the threaded rod, the stability of the threaded rod can be ensured during specific work, and the problem that the partition plate is difficult to move due to shaking of the threaded rod when the threaded rod is rotated is avoided.

As a preferred technical scheme of the invention, one end of the threaded rod, which is adjacent to the second rotating bearing, is fixedly welded with a hand wheel, and the hand wheel is fixedly bonded with a rubber sleeve.

As a preferred technical scheme of the invention, the guide block is arranged in a cylindrical shape, the guide groove is provided with a circular groove, the side wall of the guide block is in clearance sliding fit with the inner wall of the guide groove, the first rubber pad is fixedly bonded in the guide groove, the guide block can be conveniently inserted into the guide groove and conveniently taken out of the guide groove during specific work, vibration generated when the guide block is inserted into the guide groove can be effectively reduced through the use of the first rubber pad, a toughened glass plate can be protected, and the use by a user is facilitated.

As a preferable technical scheme of the invention, the two sides of the partition plate are fixedly bonded with the second rubber pads which are silicon rubber pads, and when the partition plate works, articles can be in flexible contact with the partition plate when toppled over.

As a preferred technical scheme of the invention, four groups of supporting legs are arranged at the bottom of the box body through bolts, connecting pieces are arranged at the upper ends of the supporting legs, and the connecting pieces are arranged at the bottom of the box body through bolts.

(III) advantageous effects

1. The assembled multifunctional tea table provided by the invention has the advantages that through the use of the supporting device, the movable plate is lifted to drive the first connecting rod and the second connecting rod to ascend, when the movable plate is lifted to the highest position, the supporting rod fixes the movable plate, so that the groove is exposed, articles can be stored in the groove, the space of the tea table can be effectively utilized, and the movable plate can be reset by pressing the movable plate, so that the operation of a user is facilitated;

2. according to the assembled multifunctional tea table, the accommodating device is used for rotating the threaded rod by using the hand wheel when articles need to be classified and placed, so that the partition plates are driven to move along the sliding grooves, the positions of the partition plates can be adjusted according to the sizes of the articles, and the articles can be simply and conveniently classified and placed;

3. according to the assembled multifunctional tea table, the table board device is used, and the toughened glass plate can be simply and conveniently arranged on the tea table through the sliding fit between the guide groove and the guide block, so that the toughened glass plate is more wear-resistant and less prone to scratches compared with a toughened glass plate adopting a wooden table top, and can be simply and conveniently taken down to clean when the surface of the toughened glass plate is dirty, and the tea table is convenient for a user to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure of the portion C in FIG. 1 according to the present invention;

FIG. 3 is a schematic top cross-sectional view of the storage apparatus of the present invention;

FIG. 4 is an enlarged view of the portion A of FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of the portion B of FIG. 3 according to the present invention;

FIG. 6 is a schematic top view of the housing of the present invention;

FIG. 7 is a schematic cross-sectional view of a drawer of the present invention;

fig. 8 is a side view of the support device of the present invention.

In the figure: 1. a box body; 2. a support device; 201. a first fixing plate; 202. a second fixing plate; 203. a support bar; 204. a first connecting rod; 205. a second connecting rod; 3. a storage device; 301. a drawer; 302. a partition plate; 303. a threaded hole; 304. a threaded rod; 305. a first rotating bearing; 306. a second rotary bearing; 4. a cavity; 5. a groove; 6. a sliding assembly; 601. a slider; 602. a chute; 7. a movable plate; 8. a table top device; 801. tempering the glass plate; 802. a guide groove; 803. a guide block; 9. a fixing assembly; 901. a first fixing lever; 902. a second fixing bar; 10. a support block; 11. a bump; 12. a hand wheel; 13. a first rubber pad; 14. a second rubber pad; 15. a support leg; 16. and (7) connecting the sheets.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "longitudinal", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

As shown in fig. 1 to 8, an assembled multifunctional tea table comprises a box body 1, a supporting device 2, a table top device 8 and a storage device 3, wherein a cavity 4 is formed in one side of the box body 1, the storage device 3 is installed in the cavity 4 through a slide rail, a groove 5 is formed in the upper portion of the box body 1, a supporting block 10 is installed on the inner side wall of the groove 5 through a bolt, the supporting device 2 is fixedly installed on the supporting block 10 through a bolt, and a movable plate 7 is fixedly installed on the upper portion of the supporting device 2, wherein:

the supporting device 2 comprises a first fixing plate 201 and a second fixing plate 202, a supporting rod 203 is movably riveted on the first fixing plate 201, the side part of the first fixing plate 201 is movably riveted with a first connecting rod 204 and a second connecting rod 205 respectively, the upper end of the first connecting rod 204 and the upper end of the second connecting rod 205 are movably riveted with the side part of the second fixing plate 202, one end of the supporting rod 203 far away from the first fixing plate 201 is movably riveted with the side part of the second connecting rod 205, the first fixing plate 201 is installed on the supporting block 10 through a bolt, the second fixing plate 202 is fixedly connected with the movable plate 7 through a bolt, when the supporting device 2 is used in specific work, the movable plate 7 is lifted to drive the first connecting rod 204 and the second connecting rod 205, when the movable plate 7 is lifted to the highest position, the supporting rod 203 fixes the movable plate, therefore, the groove 5 is exposed, articles can be stored in the groove 5, the space of the tea table can be effectively utilized, and the movable plate 7 can be reset by pressing the movable plate 7, so that the operation of a user is facilitated;

the storage device 3 comprises a drawer 301, a plurality of partition plates 302, a sliding assembly 6 and a threaded rod 304, the drawer 301 is mounted in the cavity 4 through a sliding rail, threaded holes 303 are formed in the side portions of the partition plates 302, one end of the threaded rod 304 penetrates through the partition plates 302 through the threaded holes 303, a first rotating bearing 305 is fixedly mounted on one side of the drawer 301, one end of the threaded rod 304 penetrates through the drawer 301 and is fixedly inserted into an inner ring of the first rotating bearing 305, a second rotating bearing 306 is embedded on one side of the drawer 301, which is far away from the first rotating bearing 305, one end of the threaded rod 304 is fixedly inserted into an inner ring of the second rotating bearing 306, and when the storage device works specifically, when articles need to be classified and placed, the threaded rod 304 is rotated by using a hand wheel 12 to drive the partition plates 302 to move along sliding grooves, so that the positions of the partition plates 302 can, therefore, the articles can be classified and placed;

mesa device 8 includes toughened glass board 801 and guide way 802, toughened glass board 801's bottom fixed mounting has guide block 803, guide way 802 is seted up on box 1, guide way 802 is located the top of drawer 301, guide block 803 slidable mounting is in guide way 802, and during concrete work, through mesa device 8's use, through the sliding fit between guide way 802 and the guide block 803, can be simple and convenient with on the toughened glass board 801 device tea table, compare in adopting wooden desktop, toughened glass board 801 is more wear-resisting difficult for appearing the mar to when toughened glass board 801 surface is dirty, can be simple and convenient take off toughened glass board 801 clean, convenience of customers uses.

Specifically, the supporting devices 2 are provided with two groups, a fixing assembly 9 is arranged between the two groups of supporting devices 2, the fixing assembly 9 comprises a first fixing rod 901 and a second fixing rod 902, two ends of the first fixing rod 901 are respectively welded and fixed with the side portions of the two groups of second connecting rods 205, two ends of the second fixing rod 902 are respectively fixedly connected with the side portions of the two groups of second fixing plates 202, and in specific work, the stability of the supporting devices 2 can be improved through the use of the fixing assembly 9, so that the supporting devices 2 are firmer and more durable.

Specifically, first fixed plate 201 and second fixed plate 202 all set up to L type fixed plates, and first fixed plate 201 and second fixed plate 202 are the stainless steel fixed plate, and specific during operation through setting up first fixed plate 201 and second fixed plate 202 to stainless steel, can effectual improvement strutting arrangement 2 tightness, make strutting arrangement 2 sturdy and durable more.

Specifically, the sliding assembly 6 includes a sliding block 601 and a sliding groove 602, the sliding groove 602 is opened on the inner wall of the drawer 301, the sliding block 601 is slidably installed in the sliding groove 602, a side portion of the sliding block 601 is fixedly connected with a side portion of the partition plate 302, and in particular, during operation, when the threaded rod 304 rotates, the partition plate 302 can move in the sliding groove 602 through the sliding block 601 through the use of the sliding assembly 6.

Specifically, the lateral wall of slider 601 and the inner wall clearance sliding fit of spout 602, and the clearance is not more than 0.01mm, the lateral wall of slider 601 and the inner wall of spout 602 all set up to the smooth surface, and during concrete work, can make the resistance when baffle 302 slides reduce, when making rotatory threaded rod 304, need not spend too big strength.

Specifically, a side portion of the threaded rod 304 is provided with a protruding block 11, the protruding block 11 is fixedly inserted into an inner ring of the second rotating bearing 306, the diameter of the protruding block 11 is 2cm larger than that of the threaded rod 304, the stability of the threaded rod 304 can be guaranteed during specific work, and the threaded rod 304 is prevented from shaking to cause difficulty in moving the partition plate when the threaded rod 304 is rotated.

Specifically, a hand wheel 12 is fixedly welded to one end, adjacent to the second rotating bearing 306, of the threaded rod 304, a rubber sleeve is fixedly bonded to the hand wheel 12, and when the hand wheel is in specific work, the threaded rod 304 can be rotated through the hand wheel 12, so that the labor of telephone charge in the process of rotating the threaded rod 304 can be saved, and the operation of a user is facilitated.

Specifically, the guide block 803 sets up to be cylindrical, the guide way 802 is provided with circular recess, the lateral wall of guide block 803 and the inner wall clearance sliding fit of guide way 802, the fixed first rubber pad 13 that bonds in the guide way 802, specific during operation can make things convenient for the guide block 803 to insert in the guide way 802 to conveniently take out the guide block 803 from the guide way 802, through the use of first rubber pad 13, can effectively reduce the vibrations that produce when the guide block 803 inserts in the guide way 802, can protect toughened glass board 801, convenient to use user.

Specifically, the second rubber pads 14 are fixedly bonded to both sides of the partition 302, and the second rubber pads 14 are silicone rubber pads, so that when the partition 302 is in specific work, articles can be in flexible contact with the partition 14 when toppled over.

Specifically, four groups of landing legs 15 are installed through the bolt in the bottom of box 1, connecting piece 16 is installed to the upper end of landing leg 15, connecting piece 16 passes through the bolt and installs in the bottom of box 1, and concrete during operation, through the use of connecting piece 16, can be simple and convenient assemble landing leg 15 in the bottom of box 1, convenient equipment operation.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by 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 an assembled multi-functional tea table, includes box (1), strutting arrangement (2), mesa device (8) and storage device (3), its characterized in that: cavity (4) have been seted up to one side of box (1), storage device (3) are installed in cavity (4) through the slide rail, the upper portion of box (1) is seted up flutedly (5), install supporting shoe (10) through the bolt on the inside wall of recess (5), strutting arrangement (2) are through bolt fixed mounting on supporting shoe (10), the upper portion fixed mounting of strutting arrangement (2) has fly leaf (7), wherein:

the supporting device (2) comprises a first fixing plate (201) and a second fixing plate (202), a supporting rod (203) is movably riveted on the first fixing plate (201), a first connecting rod (204) and a second connecting rod (205) are movably riveted on the side portion of the first fixing plate (201) respectively, the upper end of the first connecting rod (204) and the upper end of the second connecting rod (205) are movably riveted with the side portion of the second fixing plate (202), one end, far away from the first fixing plate (201), of the supporting rod (203) is movably riveted with the side portion of the second connecting rod (205), the first fixing plate (201) is installed on the supporting block (10) through bolts, and the second fixing plate (202) is fixedly connected with the movable plate (7) through bolts;

the storage device (3) comprises a drawer (301), a plurality of partition plates (302), a sliding assembly (6) and a threaded rod (304), the drawer (301) is mounted in the cavity (4) through a sliding rail, threaded holes (303) are formed in the side portions of the partition plates (302), one end of the threaded rod (304) penetrates through the partition plates (302) through the threaded holes (303), a first rotating bearing (305) is fixedly mounted on one side of the drawer (301), one end of the threaded rod (304) penetrates through the drawer (301) and is fixedly inserted into an inner ring of the first rotating bearing (305), a second rotating bearing (306) is embedded on one side, away from the first rotating bearing (305), of the drawer (301), and one end of the threaded rod (304) is fixedly inserted into an inner ring of the second rotating bearing (306);

mesa device (8) include toughened glass board (801) and guide way (802), the bottom fixed mounting of toughened glass board (801) has guide block (803), guide way (802) are seted up on box (1), guide way (802) are located the top of drawer (301), guide block (803) slidable mounting is in guide way (802).

2. The assembled multifunctional tea table of claim 1, wherein: the supporting devices (2) are provided with two groups, a fixing assembly (9) is arranged between the two groups of supporting devices (2), the fixing assembly (9) comprises a first fixing rod (901) and a second fixing rod (902), two ends of the first fixing rod (901) are respectively welded and fixed with the side portions of the two groups of second connecting rods (205), and two ends of the second fixing rod (902) are respectively fixedly connected with the side portions of the two groups of second fixing plates (202).

3. The assembled multifunctional tea table according to claim 1, wherein the first fixing plate (201) and the second fixing plate (202) are both L type fixing plates, and the first fixing plate (201) and the second fixing plate (202) are both stainless steel fixing plates.

4. The assembled multifunctional tea table of claim 1, wherein: the sliding assembly (6) comprises a sliding block (601) and a sliding groove (602), the sliding groove (602) is formed in the inner wall of the drawer (301), the sliding block (601) is slidably mounted in the sliding groove (602), and the side portion of the sliding block (601) is fixedly connected with the side portion of the partition plate (302).

5. The assembled multifunctional tea table of claim 4, wherein: the lateral wall of slider (601) and the inner wall clearance sliding fit of spout (602), and the clearance is not more than 0.01mm, the lateral wall of slider (601) and the inner wall of spout (602) all set up to the smooth surface.

6. The assembled multifunctional tea table of claim 1, wherein: a convex block (11) is arranged on one side of the threaded rod (304), the convex block (11) is fixedly inserted into the inner ring of the second rotating bearing (306), and the diameter of the convex block (11) is 2cm larger than that of the threaded rod (304).

7. The assembled multifunctional tea table of claim 1, wherein: and a hand wheel (12) is fixedly welded at one end of the threaded rod (304) adjacent to the second rotating bearing (306), and a rubber sleeve is fixedly bonded on the hand wheel (12).

8. The assembled multifunctional tea table of claim 1, wherein: the guide block (803) is set to be cylindrical, the guide groove (802) is provided with a circular groove, the side wall of the guide block (803) is in clearance sliding fit with the inner wall of the guide groove (802), and a first rubber pad (13) is fixedly bonded in the guide groove (802).

9. The assembled multifunctional tea table of claim 1, wherein: and second rubber pads (14) are fixedly bonded on two sides of the partition plate (302), and the second rubber pads (14) are silicon rubber pads.

10. The assembled multifunctional tea table of claim 1, wherein: four groups of supporting legs (15) are installed at the bottom of the box body (1) through bolts, connecting pieces (16) are installed at the upper ends of the supporting legs (15), and the connecting pieces (16) are installed at the bottom of the box body (1) through bolts.