CN110973879A

CN110973879A - Combined desk and chair

Info

Publication number: CN110973879A
Application number: CN201911169588.2A
Authority: CN
Inventors: 章军
Original assignee: Guangzhou Dingxin Office Furniture Co ltd
Current assignee: Guangzhou Dingxin Office Furniture Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-04-10
Anticipated expiration: 2039-11-26
Also published as: CN110973879B

Abstract

The invention relates to a combined table and chair, which comprises a chair monomer, wherein the chair monomer comprises a base and hollow chair cylinders fixed with the four corners of the lower end surface of the base, the chair cylinders are sleeved with chair legs in a sliding manner, the chair cylinders are rotationally connected with force-bearing parts, the outer peripheral surfaces of the force-bearing parts protrude out of force-bearing blocks, the rotating axes of the force-bearing parts are parallel to the chair cylinders, the chair legs are arranged in a hollow manner, the force-bearing parts slide in the chair legs, a plurality of blocking parts are arranged in the chair legs at equal intervals along the axial direction of the force-bearing parts, and the blocking parts are provided with through holes matched with; the chair single body is provided with a linkage device which drives each bearing part to rotate simultaneously. Through the arrangement, the relative position between the chair barrel and the chair legs can be adjusted, and the base is supported. The single chair body is also provided with a linkage device for driving each bearing component to rotate simultaneously, and the relative extension length between the four groups of chair legs and the chair barrel can be adjusted simultaneously by driving the linkage device, so that the height of the single chair body can be adjusted more conveniently and rapidly.

Description

Combined desk and chair

Technical Field

The invention relates to the technical field of office furniture, in particular to a combined table and chair.

Background

At present, the table and chair is a piece of furniture which is necessary for people in life and is a necessity for people to play, entertain, work and study. People often place tables beside chairs for placing tea, books and other things.

The existing combined table and chair comprises a four-leg table and a four-leg high-leg chair fixed with a circular seat plate, wherein the table plate of the table is provided with a space for placing the chair, but the four-leg high-leg chair is generally formed by fixing metal chair legs and the seat plate, the ground clearance of the seat plate can not be adjusted, the problem of poor adaptability of users with different heights is solved, and the users with different height ranges are difficult to use and experience comfortably. Therefore, there is also room for improvement.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a combined table and chair which has the effect of adjusting the height of the chair and improves the use experience of users within a certain height range.

In order to achieve the purpose, the invention provides the following technical scheme:

a combined table and chair comprises a chair single body, wherein the chair single body comprises a base and hollow chair cylinders fixed with four corners of the lower end surface of the base, the chair cylinders are sleeved with chair legs in a sliding manner, the chair cylinders are connected with force bearing pieces, the outer peripheral surfaces of the force bearing pieces protrude, the rotation axes of the force bearing pieces are parallel to the chair cylinders, the chair legs are arranged in a hollow manner, the force bearing pieces slide in the chair legs, a plurality of blocking pieces are arranged in the chair legs at equal intervals along the axial direction of the chair legs, and the blocking pieces are provided with through holes matched with the force bearing pieces and the force bearing pieces in shape; the chair single body is provided with a linkage device which drives the force bearing pieces to rotate simultaneously.

Through the arrangement, the base is supported through the chair legs and the chair barrel, and a user can sit down to support the user through the base. Wherein chair leg and chair section of thick bamboo sliding connection to realize through the slip chair leg and the regulation of the relative distance between the base, and then realize the regulation to the relative height between base and the ground, make the user in certain height scope can both adjust to comparatively comfortable use height. Wherein the chair barrel is rotatably connected with a force bearing part which is positioned in the chair legs, so that the force bearing part slides relatively in the chair legs when the relative position of the chair legs and the chair barrel is adjusted, and a plurality of blocking parts provided with through holes are fixed in the chair legs at equal intervals. Therefore, when the chair legs are adjusted to extend out of the chair barrel to a proper length, the force bearing piece can be rotated to enable the force bearing piece to rotate to deviate from the through hole, and then the force bearing piece is supported through the upper end face of the blocking piece, so that the relative position between the chair barrel and the chair legs is adjusted, and the base is supported. The single chair body is also provided with a linkage device for driving each bearing component to rotate simultaneously, and the relative extension length between the four groups of chair legs and the chair barrel can be adjusted simultaneously by driving the linkage device, so that the height of the single chair body can be adjusted more conveniently and rapidly.

The invention is further provided with a seat plate which is rotatably connected above the base, the linkage device comprises a main shaft which is vertically arranged and coaxially rotates with the seat plate, the main shaft penetrates through the base, and a main gear is fixed below the base; the linkage device further comprises an auxiliary shaft which coaxially rotates with the force bearing piece, the auxiliary shaft is rotatably connected with the base, a notch is formed in one side, facing the main gear, of the chair barrel, and an auxiliary gear meshed with the main gear is fixed to the position, at the notch, of the auxiliary shaft.

Through the arrangement, the base plate connected with the rotating shaft is rotatably connected above the base, the main shaft penetrates through the base and the main gear coaxially rotates below the base, and therefore the main gear can be rotated by rotating the base plate. The linkage device comprises an auxiliary shaft which is rotationally connected with the base, the auxiliary shaft and the force bearing piece rotate coaxially, and an auxiliary gear which is meshed with the main gear is fixed at the position of the auxiliary shaft, where a notch is formed in the chair barrel. Therefore, when the main gear rotates, the auxiliary gears are meshed with the main gear to rotate, the force bearing pieces rotate simultaneously, and the force bearing pieces penetrate through or are supported by the blocking piece simultaneously. The operation is more convenient and comfortable.

The invention further provides that the length of the main shaft is such that the main gear is separated from the pinion when the lower end surface of the seat plate abuts against the upper end surface of the base.

Through the arrangement, when the lower end face of the seat plate is supported through the base, the main gear and the pinion are separated, so that a user can rotate the seat plate without driving the pinion to rotate when sitting on the seat plate, and when the relative motion between the chair legs and the chair barrel needs to be adjusted, the seat plate is lifted up and the main gear and the pinion are meshed and then rotated. The comfort of use is improved, and the linkage device is driven when the user needs.

The invention is further provided with a limiting piece fixed on the peripheral surface of the main shaft, a limiting cavity is arranged on the base at a position corresponding to the main shaft, a limiting hole for the limiting piece to pass through is arranged on the lower bottom surface of the limiting cavity, and the limiting piece is positioned in the limiting cavity when the seat board is lifted to a state that the main gear is meshed with the pinion.

Through the arrangement, the limiting part is fixed outside the main shaft, the base is provided with the limiting cavity, the lower bottom surface of the limiting cavity is provided with the limiting hole for the limiting part to pass through, the main gear and the pinion are meshed when the limiting part is located in the limiting cavity, and the bearing part and the blocking part are in a butt joint state at the moment. When rotating the primary gear drive pinion and rotating, the locating part rotates to the state that blocks through spacing chamber to load spare and load piece are just right with the through-hole this moment, and the diapire butt in locating part and spacing chamber supports the bedplate this moment, thereby convenient to use person pushes down the bedplate and accomodates each chair leg simultaneously, plays the effect of simple operation.

The invention further provides a table unit, which comprises a table plate, wherein the lower end surface of the table plate is provided with a groove, the shape of the groove is matched with that of the seat plate, the side wall of the groove is provided with a limiting groove with the depth larger than the length of the seat plate, and the limiting groove penetrates through the lower end surface of the table plate along the central line and is provided with a through groove matched with the diameter of the main shaft.

Through the setting, the terminal surface has been seted up under the free table of table with bedplate shape complex recess to the spacing groove that the degree of depth is greater than bottom plate length is still seted up to the side of recess, thereby can make interval certain distance between bedplate and the base through lifting up the bedplate, then stretch into the base in the recess and to spacing groove direction translation, and the main shaft passes from leading to the inslot, thereby is located the part of limiting plate below through the table and supports the bedplate and even the chair monomer. The chair single body and the table single body are integrated, and the chair single body is in a suspension state, so that a user can clean the area below the table plate conveniently, and the user can carry the table single body and the chair single body integrally.

The invention is further provided that the chair barrel and the chair legs are both obliquely arranged outwards from the center of the base, and the main gear and the auxiliary gear are both bevel gears.

Through the arrangement, the chair barrel and the chair legs are arranged to incline outwards from the center of the base, so that the chair legs and the chair barrel can support the base more stably, the probability of toppling over the chair body is reduced, and because the axis of the auxiliary shaft is collinear with the axis of the chair barrel, the main gear and the auxiliary gear are both bevel gears, and the meshing and transmission effects between the main gear and the auxiliary gear can be improved.

The invention is further provided that the lower end surfaces of the chair legs are fixed with bottom plates, the projection area of the bottom plates on the horizontal plane is larger than that of the lower end surfaces of the chair legs, and each bottom plate is parallel to the ground.

Through the arrangement, when a user needs to extend the distance that the chair legs extend out of the chair barrel, the user can apply force to the chair legs through stepping on the bottom plates by feet respectively, then apply force to the chair barrel by hands, so that the chair legs are separated from the chair barrel, and the operation of adjusting the chair legs and the chair barrel is more convenient.

The invention is further provided with a reinforcing rib connected between the adjacent chair cylinders.

Through the arrangement, the arrangement of the reinforcing ribs improves the connectivity and integrity between the chair cylinders, so that the bearing capacity and stability between the chair cylinders are improved, and the chair is practical and safer.

In conclusion, the invention has the following beneficial effects:

1. the chair legs sliding relative to the chair barrel are arranged, so that the chair legs can be limited by the force bearing parts and the blocking parts after the chair legs and the chair barrel are adjusted to be proper in length, the relative height of the seat plate and the ground is adjusted, and the use experience of a user within a certain height range is improved;

2. the linkage device is driven by rotating the seat plate, so that the linkage device simultaneously drives each bearing part to rotate, thereby realizing synchronous regulation of the mutual limit of each chair cylinder and each chair leg, and enabling the height regulation operation of the chair single body to be quicker, simpler and more convenient;

3. offer recess and the spacing groove that supplies the bedplate to insert and hang through setting up terminal surface under the table to can be through mentioning the bedplate with interval certain distance between bedplate and the base, and through inserting the bedplate from the recess and remove to the spacing inslot, realize the free support of chair, thereby make the chair monomer be in the suspension state, the person of facilitating the use cleans and carries table monomer and chair monomer simultaneously to the region of table monomer below.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a sectional view of a seat tube and a seat leg in the present embodiment;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is an exploded view of the leg structure of the present embodiment;

FIG. 6 is a sectional view of the base in the present embodiment;

fig. 7 is a top view structural diagram of the table unit in this embodiment.

Reference numerals: 1. a chair body; 11. a base; 12. a chair barrel; 121. a notch; 13. a chair leg; 14. a limiting cavity; 141. a limiting hole; 15. a base plate; 16. reinforcing ribs; 2. a force bearing member; 21. a bearing block; 3. a blocking member; 31. a through hole; 41. a main shaft; 42. a main gear; 43. a limiting member; 51. a counter shaft; 52. a pinion gear; 6. a table unit; 61. a table plate; 62. a groove; 63. a limiting groove; 64. a through groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 2, the combined table and chair disclosed by the invention comprises a table single body 6 and a chair single body 1, wherein the table single body 6 comprises a rectangular table plate 61, and table legs are fixed at four corners of the lower end surface of the table plate 61. The chair unit 1 comprises a rectangular base 11 and a chair barrel 12 fixed at four corners of the lower end face of the base 11 and having a rectangular cross section, the chair barrel 12 is arranged in a hollow mode, chair legs 13 having a rectangular cross section are connected in the chair barrel 12 in a sliding mode, and the cross sections of the chair legs 13 are matched with the shape of the inner peripheral face of the chair barrel 12.

Chair section of thick bamboo 12, chair leg 13 all lean out from base 11 center, fixedly connected with strengthening rib 16 between the adjacent chair section of thick bamboo 12 to improved chair monomer 1's stability, and improved wholeness and intensity between the chair section of thick bamboo 12, made chair section of thick bamboo 12 better to the support effect of base 11.

As shown in fig. 2 to 3, a base plate in a disc shape is rotatably connected above the base 11, a main shaft 41 is fixedly connected to the lower end of the base plate, the main shaft 41 is arranged to penetrate through the base 11, a main gear 42 is coaxially fixed below the base plate at one end of the main shaft 41 far away from the base plate, and when the base plate rotates around the axis of the base plate, the main gear 42 rotates along with the base plate. The lower end surface of the base 11 is rotatably connected with auxiliary shafts 51 with the same number as the chair cylinders 12, the auxiliary shafts 51 are positioned in the chair cylinders 12 and coincide with the central axis of the chair cylinders 12, wherein one side of the chair cylinders 12 facing the main gear 42 is provided with a notch 121, the auxiliary shafts 51 coaxially rotate at the position of the notch 121 to form auxiliary gears 52, and the auxiliary gears 52 can be meshed with the main gear 42 for transmission. Because the seat tube 12 and the seat legs 13 are both disposed obliquely outward from the center of the base 11, so that a certain inclination angle exists between the auxiliary shaft 51 and the main shaft 41, the primary gear 42 and the secondary gear 52 are both provided by using bevel gears, so that the transmission efficiency between the secondary gear 52 and the primary gear 42 is better.

As shown in fig. 4 to 5, the chair leg 13 is hollow, the auxiliary shaft 51 passes through the chair barrel 12 and extends into the chair leg 13, the end of the auxiliary shaft 51 far away from the base 11 is fixed with a force bearing member 2, and the outer peripheral surface of the force bearing member 2 is fixed with a plurality of force bearing blocks 21 at equal angles. The chair legs 13 are internally provided with a plurality of blocking parts 3 at equal intervals along the axial direction, and the blocking parts 3 are provided with through holes 31 for the force bearing parts 2 and the force bearing blocks 21 to pass through along the axial direction of the chair legs 13. Thereby can drive bearing part 2 through rotating countershaft 51 and rotate, make bearing piece 21 and the through-hole 31 dislocation of bearing part 2, and then support bearing part 2 through blockking 3 to carry on spacingly to the relative position between a chair section of thick bamboo 12 and chair leg 13, thereby realize the regulation to the bedplate height of chair monomer 1, make the long user of different height legs use more comfortablely.

As shown in fig. 2 and 6, the main shaft 41 is provided with a length such that the main gear 42 is separated from the pinion gear 52 when the lower end surface of the seat plate abuts against the upper end surface of the base 11, so that the user can freely rotate the seat plate without adjusting the relative position between the seat tube 12 and the legs 13, thereby providing more convenience in use.

And the peripheral surface of the main shaft 41 is fixed with a limiting piece 43 in a protruding way, the base 11 is provided with a limiting cavity 14 on the inner wall of the channel through which the main shaft 41 passes, the base 11 is provided with a limiting hole 141 communicated with the limiting cavity 14 on the lower bottom surface of the limiting cavity 14, and the position of the limiting piece 43 is satisfied, when the seat board is lifted to the state that the main gear 42 is meshed with the pinion 52, the limiting piece 43 is positioned in the limiting cavity 14. So that the main gear 42 and the pinion gear 52 are meshed when the limiting member 43 is positioned in the limiting cavity 14, and the force bearing member 2 and the blocking member 3 are arranged to be in an abutting state. When the main gear 42 is rotated to drive the pinion 52 to rotate, the limiting piece 43 rotates to a state of blocking through the limiting cavity 14, the force bearing piece 2 and the force bearing block 21 are right opposite to the through hole 31, and the limiting piece 43 is abutted against the bottom wall of the limiting cavity 14 to support the seat plate, so that a user can press down the seat plate and simultaneously accommodate each chair leg 13, and the effect of convenience in operation is achieved.

As shown in fig. 7, a groove 62 is formed in a lower end surface of a table plate 61 of the table unit 6, the shape of the groove 62 is matched with the shape of the seat plate, a limit groove 63 with a depth larger than the length of the seat plate is formed in a side wall of the groove 62, and a through groove 64 matched with the diameter of the spindle 41 is formed in the lower end surface of the limit groove 63 penetrating through the table plate 61 along a central line. Therefore, the seat plate and the base 11 can be spaced by a certain distance by lifting the seat plate, then the base 11 extends into the groove 62 and translates towards the direction of the limiting groove 63, and the spindle 41 penetrates through the through groove 64, so that the seat plate and even the chair unit 1 are supported by the part of the table plate 61 below the limiting plate. The chair unit 1 and the table unit 6 are integrated, and the chair unit 1 is in a suspended state, thereby facilitating a user to clean an area below the table plate 61 and to integrally carry the table unit 6 and the chair unit 1.

Wherein, the lower end surface of the chair leg 13 is also fixed with a bottom plate 15, the projection area of which on the horizontal plane is larger than that of the lower end surface of the chair leg 13, and each bottom plate 15 is arranged parallel to the ground. The arrangement of the bottom plate 15 can increase the supporting area and facilitate the user to step on the bottom plate 15 to separate the chair leg 13 from the chair barrel 12.

The implementation principle of the embodiment is as follows:

when the combined table and chair is used, if the integral position of the chair single body 1 needs to be adjusted, the base 11 is lifted vertically until the main gear 42 is meshed with the pinion 52, the foot can step on the bottom plate 15 to apply force conveniently, then the base 11 is rotated to enable the force bearing piece 2 to be opposite to the through hole 31, then the relative position between the chair leg 13 and the chair barrel 12 is adjusted to be a proper length, and then the base 11 is rotated to enable the force bearing piece 2 to be abutted to the blocking piece 3, so that the base 11 is supported for a user to sit down. Wherein when needs accomodate chair monomer 1, upwards mention chair monomer 1's bedplate to remove the bedplate to spacing groove 63 in through the recess 62 of terminal surface under the table 61, hang chair monomer 1, thereby be convenient for clear up the space of table monomer 6 below, and be convenient for carry table monomer 6 and chair monomer 1 simultaneously.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a combination table chair, includes chair monomer (1), characterized by: the chair comprises a chair body (1) and a chair leg (12), wherein the chair leg (13) is sleeved on the chair leg (12), the chair leg (12) is fixed with four hollow corners of the lower end face of the base (11), a force bearing piece (2) with a force bearing block (21) protruding out of the outer peripheral face is connected in the chair leg (12) in a rotating mode, the rotating axis of the force bearing piece (2) is parallel to the chair leg (12), the chair leg (13) is arranged in a hollow mode, the force bearing piece (2) slides in the chair leg (13), a plurality of blocking pieces (3) are arranged in the chair leg (13) at equal intervals along the axis direction of the force bearing piece, and the blocking pieces (3) are provided with through holes (31) matched with the force bearing piece (2) and the force bearing block (21) in shape; the chair body (1) is provided with a linkage device which drives the force bearing parts (2) to rotate simultaneously.

2. A combination table and chair as claimed in claim 1, wherein: a seat plate is rotatably connected above the base (11), the linkage device comprises a main shaft (41) which is vertically arranged and coaxially rotates with the seat plate, the main shaft (41) penetrates through the base (11), and a main gear (42) is fixed below the base (11); the linkage device further comprises an auxiliary shaft (51) which coaxially rotates with the force bearing piece (2), the auxiliary shaft (51) is rotatably connected with the base (11), a notch (121) is formed in one side, facing the main gear (42), of the chair barrel (12), and an auxiliary gear (52) meshed with the main gear (42) is fixed to the position, corresponding to the notch (121), of the auxiliary shaft (51).

3. A combination table and chair as claimed in claim 2, wherein: the length of the main shaft (41) is such that the main gear (42) is separated from the pinion (52) when the lower end surface of the seat plate abuts against the upper end surface of the base (11).

4. A combination table and chair as claimed in claim 3, wherein: the outer peripheral surface of the main shaft (41) is fixedly provided with a limiting piece (43), the base (11) is provided with a limiting cavity (14) at a position corresponding to the main shaft (41), the lower bottom surface of the limiting cavity (14) is provided with a limiting hole (141) for the limiting piece (43) to pass through, and the limiting piece (43) is positioned in the limiting cavity (14) when the seat plate is lifted to a state that the main gear (42) is meshed with the pinion (52).

5. A combination table and chair as claimed in claim 2, wherein: including table monomer (6), table monomer (6) include table (61), terminal surface is seted up flutedly (62) under table (61), the shape of recess (62) with bedplate shape fit, the degree of depth has been seted up to the lateral wall of recess (62) is greater than spacing groove (63) of bedplate length, spacing groove (63) along the central line link up table (61) the lower terminal surface seted up with main shaft (41) diameter complex lead to groove (64).

6. A combination table and chair as claimed in claim 2, wherein: the chair barrel (12) and the chair legs (13) are arranged obliquely outwards from the center of the base (11), and the main gear (42) and the auxiliary gear (52) are bevel gears.

7. A combination table and chair as claimed in claim 1, wherein: bottom plates (15) with the projection area on the horizontal plane larger than that of the lower end surfaces of the chair legs (13) are fixed on the lower end surfaces of the chair legs (13), and the bottom plates (15) are parallel to the ground.

8. A combination table and chair as claimed in claim 1, wherein: and reinforcing ribs (16) are connected between the adjacent chair cylinders (12).