CN211559387U

CN211559387U - Combined table and chair

Info

Publication number: CN211559387U
Application number: CN201922137482.6U
Authority: CN
Inventors: 叶盖山
Original assignee: Zhejiang Shanfeng Teaching Aids Co ltd
Current assignee: Zhejiang Shanfeng Teaching Aids Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-09-25
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a modular table chair, aim at overcoming inconvenient clearance among the prior art, structural design remains the problem of optimizing, it includes desk and chair, the desk has the table leg and sets up the table on the table leg, the chair has the bench leg and sets up the bedplate in bench leg upper end, be provided with parallelogram mechanism between table leg and the bench leg, parallelogram mechanism can be with bedplate lifting to the table on or reduce the bedplate to the outside of table, parallelogram mechanism includes two double-phase articulated first connecting rods, first joint, second connecting rod and second connect, first joint sets up on the table leg, the second connects the setting on the bench leg, still include the first piece that resets, the first piece that resets forces the bedplate to the lifting on the table.

Description

Combined table and chair

Technical Field

The utility model belongs to a combination of two kinds of furniture, in particular to a combined table and chair.

Background

The combined desk and chair is a household article combining the desk and the chair, can be used for people to eat, study, work and the like, and is widely applied to places such as dining halls, classrooms, office buildings and the like.

The prior authorized bulletin number 'CN 209499144U' discloses a telescopic dining table and chair, which comprises a table board, a support assembly and a stool surface, wherein the support assembly comprises a table board support and a stool surface support, the table board support and the stool surface support are used for supporting and respectively arranged below the table board and the stool surface, and a rotating assembly is arranged between the table board support and the stool surface support. The chair can be received to the bottom of the dining table through the connecting arrangement of the rotating shaft, so that the problems of cleaning and placing and space waste are solved.

However, the prior art is not perfect enough, when the ground below the table top needs to be cleaned, the stool surface needs to be rotated to the outside of the table for cleaning, and the folding is still not compact enough, so that the problems of inconvenient cleaning and structural design to be optimized exist.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art and the problems existing in the prior art, the utility model provides a foldable combined table and chair which is convenient for cleaning the ground and is sanitary and convenient for saving trouble.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a combined table and chair comprises a table and a chair, wherein the table is provided with table legs and a table board arranged on the table legs, the chair is provided with stool legs and a seat board arranged at the upper ends of the stool legs, a parallelogram mechanism is arranged between the table legs and the stool legs, and the parallelogram mechanism can lift the seat board onto the table board or lower the seat board to the outer side of the table board;

the parallelogram mechanism comprises a first connecting rod, a first joint, a second connecting rod and a second joint which are hinged with each other, the first joint is arranged on the table legs, and the second joint is arranged on the stool legs;

the table further comprises a first resetting piece, and the first resetting piece forces the seat plate to be lifted towards the table plate.

Preferably, the first reset piece is a reset oil cylinder and comprises a piston rod and a cylinder barrel, the piston rod is hinged to the first connecting rod, and the cylinder barrel is hinged to the first joint.

Preferably, the first connecting rod is a hollow pipe fitting, and the second connecting rod and the first resetting piece are respectively arranged in the first connecting rod.

Preferably, a swing arm is arranged between the second joint and the stool legs, one end of the swing arm is hinged to the second joint through a rotating mechanism, the swing arm can transversely rotate on the second joint, the other end of the swing arm is arranged on the stool legs, the swing arm is rotated, and the seat board can be close to or far away from the table board.

Preferably, the rotating mechanism comprises a rotating shaft and a casing, the rotating shaft is fixedly arranged on the swing arm, the casing is fixedly arranged on the second joint, a rotating groove is formed in the casing, and the rotating shaft is limited in the rotating groove to rotate.

Preferably, the housing comprises a housing cover and a housing seat, the housing cover is fixedly arranged on the housing seat, the housing cover and the housing seat are matched to form a rotating groove, and the rotating shaft is arranged between the housing cover and the housing seat.

Preferably, the desk further comprises a second resetting piece, and the second resetting piece forces the seat board to approach the desk board.

Preferably, the second reset piece is a torsion spring, one end of the second reset piece is fixedly arranged on the rotating shaft, the other end of the second reset piece is fixedly provided with a first ratchet wheel, the shell is fixedly provided with a second ratchet wheel, and the first ratchet wheel is meshed with the second ratchet wheel.

Preferably, the whole structure of the rotating shaft is cylindrical, and the second resetting piece is arranged in the rotating shaft.

Preferably, the seat plate is rotatably arranged on the stool legs, and the seat plate can rotate around the stool legs.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

(1) be provided with parallelogram mechanism between table leg and the bench leg, parallelogram mechanism can be with the bedplate lifting to the table or reduce the bedplate to the outside of table, in parallelogram mechanism motion process, bedplate and table remain the translation all the time, on bedplate lifting to the table, bedplate and table set up together compactly, occupation space is littleer, and the bench leg is kept away from ground, conveniently clear up ground health, and reduce to the outside of table when the bedplate, the bench leg falls to the ground and sets up, the bedplate does not take place the slope, the user can sit on the bedplate comfortably, consequently this combination formula table chair has foldingly, conveniently clear up ground health, take comfortable advantage.

(2) When the user leaves the chair, the first reset piece drives the seat plate to automatically move to the table plate, so that the combined table and chair has the advantages of automatic folding, convenience and trouble saving.

(3) Rotate the swing arm, the bedplate can be close to or keep away from the table, and the interval between bedplate and the table is adjustable, and after the interval between bedplate and the table was adjusted, the bedplate rotated to suitable angle around the bench leg, and the user can be towards the table to make things convenient for the user homoenergetic of different physiques to use desk and chair comfortably, improved this combination table chair's application scope and the position of sitting that the person of facilitating the use adjusted self.

Drawings

Fig. 1 is one of the schematic structural diagrams of the present invention;

fig. 2 is a second schematic structural diagram of the present invention;

fig. 3 is a third schematic structural diagram of the present invention;

fig. 4 is a schematic diagram of the explosion structure of the present invention;

fig. 5 is a schematic structural diagram of the housing of the present invention;

in the figure: 1-table, 2-chair, 3-parallelogram mechanism, 4-first reset piece, 5-swing arm, 6-rotating mechanism, 7-second reset piece, 11-table, 12-table leg, 21-seat plate, 22-stool leg, 31-first connecting rod, 32-first joint, 33-second connecting rod, 34-second joint, 41-piston rod, 42-cylinder, 61-rotating shaft, 62-machine shell, 63-first ratchet wheel, 64-second ratchet wheel, 621-machine shell, 622-machine shell seat and 623-rotating groove.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 5, a combined table and chair, including a table 1 and a chair 2, the table 1 has table legs 12 and a table 11, the table 11 is fixed on the upper ends of the table legs 12, the lower ends of the table legs 12 can be fixed on the ground, the chair 2 has chair legs 22 and a seat plate 21, the seat plate 21 is rotatably arranged on the upper ends of the chair legs 22, the seat plate 21 can transversely rotate around the chair legs 22, when a user sits on the seat plate 21, the user can face any direction by rotating the seat plate 21, and the combined table and chair has the advantages of facilitating the user to adjust sitting posture and the like, in addition, the seat plate 21 can be provided with a backrest, and the riding comfort is further improved.

The combined table and chair has the advantages that the parallelogram mechanism 3 is arranged between the table legs 12 and the chair legs 22, the seat plate 21 can be lifted to the table plate 11 or the seat plate 21 can be lowered to the outer side of the table plate 11 by the parallelogram mechanism 3, the seat plate 21 and the table plate 11 always keep translational motion in the motion process of the parallelogram mechanism 3, when the seat plate 21 is lifted to the lower side of the table plate 11, the seat plate 21 and the table plate 11 are compactly arranged together, the occupied space is reduced, the chair legs 22 are far away from the ground, the ground is convenient to clean, when the seat plate 21 is lowered to the outer side of the table plate 11, the chair legs 22 are arranged in a floor mode, the seat plate 21 is not inclined, and a user can sit on the seat plate 21 comfortably, so that the combined table and chair is foldable, and convenient to clean the ground and.

The parallelogram mechanism 3 comprises a first connecting rod 31, a first joint 32, a second connecting rod 33 and a second joint 34, the first connecting rod 31, the first joint 32, the second connecting rod 33 and the second joint 34 are hinged together in pairs, the lengths of the first connecting rod 31 and the second connecting rod 33 are consistent, the lengths of the first joint 32 and the second joint 34 are consistent, so that the parallelogram mechanism 3 is formed, the first connecting rod 31 and the second connecting rod 33 can vertically rotate, when the first connecting rod 31 and the second connecting rod 33 rotate, the second joint 34 can be lifted towards the lower part of the table plate 11 or lowered to the outer side of the seat plate 21, the first joint 32 is fixedly arranged on the side surface of the table leg 12, and the second joint 34 is arranged on the stool leg 22.

Still include first 4 that reset, first 4 that reset act on between bedplate 21 and table 11, first 4 that reset force bedplate 21 to the lifting in the below of table 11, first 4 accessible elasticity, hydraulic pressure force, magnetic force etc. that reset bedplate 21, when the user leaves chair 2, first 4 that reset drive bedplate 21 automatic movement to the below of table 11, consequently this combination formula table chair has automatic folding, the convenient advantage of saving trouble.

First piece 4 that resets is the hydro-cylinder that resets, first piece 4 that resets relies on hydraulic pressure to reset the position of bedplate 21, first piece 4 that resets includes piston rod 41 and cylinder 42, piston rod 41 slides and sets up in cylinder 42, the outer end of piston rod 41 articulates on first connecting rod 31, the bottom of cylinder 42 articulates on first joint 32, when first connecting rod 31 rotates downwards, bedplate 21 reduces to the outside of table 11, piston rod 41 compresses back in the cylinder 42 and produces hydraulic pressure, when removing external force, 4 hydraulic pressure release of first piece that resets drives first connecting rod 31 and upwards rotates, bedplate 21 lifts to the below of table 11 again.

First connecting rod 31 is hollow pipe fitting, and second connecting rod 33 and first piece 4 that resets set up respectively in first connecting rod 31, and first connecting rod 31 plays the effect of hiding second connecting rod 33 and first piece 4 that resets, avoids exposing the problem that outer connection structure takes place the tong, in addition, has also further improved the compactness of structure.

The second connects and is provided with swing arm 5 between 34 and the bench leg 22, swing arm 5 transversely sets up, swing arm 5's one end is passed through slewing mechanism 6 and is articulated on second connects 34, swing arm 5 can transversely rotate on second connects 34, swing arm 5's other end is fixed to be set up on bench leg 22, rotate swing arm 5, bedplate 21 can be close to or keep away from table 11, interval between bedplate 21 and the table 11 is adjustable, after interval between bedplate 21 and the table 11 is adjusted, bedplate 21 rotates to suitable angle around bench leg 22, the user can be towards table 11, thereby make things convenient for the user homoenergetic of different physiques to use desk 1 and chair 2 comfortably, the application scope of this combination formula table chair has been improved.

The rotating mechanism 6 comprises a rotating shaft 61 and a casing 62, the rotating shaft 61 is fixedly arranged at one end of the swing arm 5, the casing 62 is fixedly arranged on the second joint 34, a rotating groove 623 is formed in the casing 62, the rotating shaft 61 is limited in the rotating groove 623 for rotation, the rotating groove 623 is used for limiting the rotating angle of the rotating shaft 61, and the problem that the second reset piece 7 is scrapped due to the fact that the rotating angle is too large is avoided.

The housing 62 includes a housing cover 621 and a housing seat 622, the housing cover 621 is fixedly disposed on the housing seat 622, the housing cover 621 and the housing seat 622 cooperate to form a rotation slot 623, and the rotation shaft 61 is disposed between the housing cover 621 and the housing seat 622, thereby facilitating the assembly and disassembly of the components of the rotation mechanism 6.

The chair further comprises a second resetting piece 7, the second resetting piece 7 acts between the swing arm 5 and the second joint 34, the second resetting piece 7 forces the seat plate 21 to approach the table plate 11, and when a user leaves the chair 2, the second resetting piece 7 drives the seat plate 21 to automatically approach the table plate 11.

The second resets 7 and is the torsional spring, and the one end that the second resets 7 is fixed to be set up on pivot 61, and the second resets 7 other end is fixed and is provided with first ratchet 63, and the casing 62 is last to be fixed and is provided with second ratchet 64, and first ratchet 63 meshes on second ratchet 64, and first gear can one-way drive second resets 7 and take place elastic deformation, avoids taking place to reverse.

The whole structure of the rotating shaft 61 is cylindrical, the second reset piece 7 is arranged in the rotating shaft 61, the tooth-shaped surface of the first ratchet wheel 63 is formed on the end surface of the first ratchet wheel 63, the tooth-shaped surface of the second ratchet wheel 64 is formed on the end surface of the second ratchet wheel 64, and the first ratchet wheel 63 is rotatably arranged at one end of the rotating shaft 61, so that the compactness of the structure is further improved.

The quantity of chair 2 is two, and two 2 symmetries of chair set up at parallelogram mechanism 3, and parallelogram mechanism 3 can drive two 2 together lifts to table 11 on or reduce to the outside of table 11, and two chairs 2 articulate on second joint 34 through swing arm 5 respectively to two 2's of chair lateral rotation are independent each other, avoid mutual interference.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A combined table and chair comprises a table (1) and a chair (2), wherein the table (1) is provided with table legs (12) and a table plate (11) arranged on the table legs (12), and the chair (2) is provided with stool legs (22) and a seat plate (21) arranged at the upper ends of the stool legs (22), and is characterized in that a parallelogram mechanism (3) is arranged between the table legs (12) and the stool legs (22), and the parallelogram mechanism (3) can lift the seat plate (21) onto the table plate (11) or lower the seat plate (21) to the outer side of the table plate (11);

the parallelogram mechanism (3) comprises a first connecting rod (31), a first joint (32), a second connecting rod (33) and a second joint (34) which are hinged in two phases, wherein the first joint (32) is arranged on the table leg (12), and the second joint (34) is arranged on the stool leg (22);

the table further comprises a first resetting piece (4), and the first resetting piece (4) forces the seat plate (21) to be lifted towards the table plate (11).

2. A combined table and chair according to claim 1, characterised in that the first restoring member (4) is a restoring cylinder, the first restoring member (4) comprising a piston rod (41) and a cylinder (42), the piston rod (41) being hinged to the first connecting rod (31) and the cylinder (42) being hinged to the first joint (32).

3. A combined table and chair according to claim 1 or 2, characterised in that the first link (31) is a hollow tube, and the second link (33) and the first return member (4) are respectively arranged in the first link (31).

4. A combined table and chair according to claim 1, characterized in that a swing arm (5) is arranged between the second joint (34) and the stool leg (22), one end of the swing arm (5) is hinged on the second joint (34) through a rotating mechanism (6), the swing arm (5) can transversely rotate on the second joint (34), the other end of the swing arm (5) is arranged on the stool leg (22), and the seat board (21) can be close to or far away from the table board (11) by rotating the swing arm (5).

5. A combined table and chair as claimed in claim 4, characterised in that the rotation mechanism (6) comprises a rotation shaft (61) and a housing (62), the rotation shaft (61) is fixedly arranged on the swing arm (5), the housing (62) is fixedly arranged on the second joint (34), a rotation groove (623) is formed in the housing (62), and the rotation shaft (61) is limited in the rotation groove (623) for rotation.

6. A combined desk and chair as claimed in claim 5 wherein said housing (62) comprises a housing cover (621) and a housing seat (622), the housing cover (621) is fixedly arranged on the housing seat (622), the housing cover (621) and the housing seat (622) cooperate to form a rotating slot (623), and the rotating shaft (61) is arranged between the housing cover (621) and the housing seat (622).

7. A combined table and chair according to claim 5 or 6, characterised in that it further comprises a second return member (7), the second return member (7) forcing the seat plate (21) towards the table (11).

8. A combined table and chair according to claim 7, characterized in that the second resetting member (7) is a torsion spring, one end of the second resetting member (7) is fixedly arranged on the rotating shaft (61), the other end of the second resetting member (7) is fixedly provided with a first ratchet wheel (63), the housing (62) is fixedly provided with a second ratchet wheel (64), and the first ratchet wheel (63) is engaged with the second ratchet wheel (64).

9. A combined table and chair according to claim 8, characterised in that the whole structure of the rotating shaft (61) is cylindrical, and the second resetting piece (7) is arranged in the rotating shaft (61).

10. A combination desk and chair as claimed in claim 1 or claim 5 or claim 8 or claim 9 wherein the seat (21) is pivotally mounted on the legs (22) and the seat (21) is pivotable about the legs (22).