CN219353434U

CN219353434U - Multifunctional chair

Info

Publication number: CN219353434U
Application number: CN202320109514.5U
Authority: CN
Inventors: 刘江冰; 傅徐力; 刘梅冰
Original assignee: Hangzhou Pengxiang Smart Home Co ltd
Current assignee: Hangzhou Pengxiang Smart Home Co ltd
Priority date: 2023-01-16
Filing date: 2023-01-16
Publication date: 2023-07-18
Anticipated expiration: 2033-01-16

Abstract

The utility model relates to the technical field related to functional chairs, in particular to a multifunctional chair which comprises a chair body and armrests arranged on two sides of the chair body, wherein one side of one armrest is provided with a unfolding mechanism, the unfolding mechanism comprises a rotating seat rotatably arranged on the armrest, one side of the rotating seat is rotatably provided with a special tube, and a writing board is rotatably arranged on the special tube. The utility model can achieve the purpose of unfolding the tablet and stably arranging the tablet on the upper side of the handrail through the arrangement of the unfolding mechanism, can achieve the purpose of unfolding the tablet in a sitting state of a person through the arrangement of the rotating seat and the special-shaped tube, can achieve the purpose of fixing the special-shaped tube after rotating through the limiting piece, and can achieve the purpose of moving the tablet from the side edge to the upper side of the handrail through the arrangement of the special-shaped tube.

Description

Multifunctional chair

Technical Field

The utility model relates to the technical field related to functional chairs, in particular to a multifunctional chair.

Background

The multifunctional chair is a product with more functions, which is produced by combining the traditional chair with the modern technology.

The prior art document with the authorization bulletin number of CN215650095U has the advantages that the position of the function board is changed through the rotation of the function rod, so that the function board is converted into a tablet, and the problem that the prior table needs to be matched with the table for use in some special occasions is solved.

Disclosure of Invention

In view of the above, the present utility model aims to solve the problem that the existing multifunctional chair cannot effectively perform function adjustment in a sitting state, which is inconvenient.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the utility model provides a multifunctional chair, includes the seat body and locates handrail in seat body both sides, one of them handrail one side is equipped with expansion mechanism, expansion mechanism is including rotating to be located rotate the seat on the handrail, rotate one side of seat and rotate and be equipped with the mechanical tubes, rotate on the mechanical tubes and be equipped with the wordpad, set up in the wordpad and supply mechanical tubes male rotation hole, the counter bore has been seted up to rotation hole one side, the diameter length of counter bore is greater than rotation hole's diameter length, the mechanical tubes is in be equipped with first spacing arc piece on one section in the counter bore, be equipped with in the counter bore with the concentric second spacing arc piece that sets up of counter bore, the mechanical tubes with be equipped with between the rotation seat and be used for carrying out the spacing locating part of circumference to the mechanical tubes.

Compared with the prior art, the utility model has the advantages that: the purpose that makes the tablet can expand through the setting of expansion mechanism to stable setting is in the handrail upside can reach under the state that the people sat immediately through rotating the setting of seat and abnormal shape pipe and expand the tablet, can reach the purpose of fixing the abnormal shape pipe after rotating through the locating part, and can reach the purpose that makes the tablet remove to the handrail upside from the side through the setting of abnormal shape pipe.

Preferably, the limiting part comprises a round hole formed in one side of the rotating seat, the special-shaped pipe is inserted into the round hole, a limiting block is arranged on the periphery of the special-shaped pipe, and slots for accommodating the limiting block are formed in the upper side and the lower side of the round hole respectively.

Preferably, a limit groove is formed in one side, far away from the slot, of the round hole, the diameter of the limit groove is larger than that of the round hole, a limit disc is arranged at one end, close to the limit block, of the special pipe, and the limit disc is slidably arranged in the limit groove.

Preferably, a through groove is formed in the perpendicular direction of the rotating seat and the round hole, and the through groove is rotationally arranged on the armrest.

Preferably, the included angles formed by the two sides of the first limiting arc block and the second limiting arc block are all degrees, and the writing board rotates along the special tube so that the second limiting arc block generates two position states relative to the first limiting arc block; when the writing board is not rotated vertically downwards in the first state, the second limiting arc block is positioned on the upper side of the first limiting arc block, and when the writing board rotates clockwise around the special-shaped tube for an angle of degree in the second state, the second limiting arc block is positioned on the lower side of the first limiting arc block.

Preferably, the bottom of the seat body is provided with a telescopic column, and the bottom of the telescopic column is provided with a supporting base.

Preferably, a baffle is arranged at the lower side of the armrest, and the baffle is vertically arranged at one side of the rotating seat and used for preventing the tablet from tilting.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a front view of fig. 1.

Fig. 3 is a schematic diagram of the structure of A-A in fig. 2.

Fig. 4 is a schematic diagram of the motion state of the present utility model.

FIG. 5 is an exploded view of the deployment mechanism of the present utility model.

Fig. 6 is a schematic view of an initial state of the tablet according to the present utility model.

Fig. 7 is a schematic view of the motion state of fig. 6.

Reference numerals: 1. a seat body; 11. a support base; 111. a telescopic column; 12. an armrest; 13. a baffle;

2. a deployment mechanism; 21. a special-shaped tube; 211. a limiting block; 212. the first limiting arc block; 213. a limiting disc; 22. a rotating seat; 221. a slot; 222. a limit groove; 223. a through groove; 224. a round hole;

3. a writing board; 31. countersink; 311. a rotation hole; 32. and the second limiting arc block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment provides a multifunctional chair, which is mainly used for solving the problem that the prior multifunctional chair cannot effectively perform function adjustment in a sitting state of a person to cause inconvenience.

Referring to fig. 1, 2 and 3, in some special occasions, for example, in a meeting or a study, the existing movable chairs can be used for carrying out the requirements of character recording and the like under the condition of being matched with a desk, but the matching with the desk can lead to the space being greatly compressed, so that a multifunctional chair capable of carrying out the shape change is generated, the wordpad 3 of a substituted desk can be stretched out under the condition of needing character recording, but in the process of the shape change, a person needs to stand and then adjust the functional chair to cause the inconvenience of adjustment, in order to solve the problems, in the embodiment, the multifunctional chair comprises a seat body 1 and armrests 12 arranged at two sides of the seat body 1, wherein one side of each armrests 12 is provided with an unfolding mechanism 2; the basic function of the functional chair can be realized through the arrangement of the seat body 1 and the armrests 12, and meanwhile, the purpose of unfolding parts, such as the tablet 3, used for replacing a desk can be realized through the arrangement of the unfolding mechanism 2, so that the tablet 3 is unfolded and placed at a position suitable for people to record characters.

The specific configuration of the deployment mechanism 2 in the above description is as follows: the unfolding mechanism 2 comprises a rotating seat 22 rotatably arranged on the handrail 12, a special-shaped tube 21 is rotatably arranged on one side of the rotating seat 22, and a writing board 3 is rotatably arranged on the special-shaped tube 21; the rotating seat 22 rotates on the armrest 12 to drive the special-shaped tube 21 to rotate, so that the purpose of driving the tablet 3 arranged on the special-shaped tube 21 to rotate is achieved, the purpose of enabling the tablet 3 to rotate horizontally and circumferentially is achieved, and the tablet 3 can rotate 270 degrees to the front side of the chair at the position below the armrest 12.

The rotating seat 22 is provided with a through groove 223, and is rotatably disposed on the handrail 12 by the arrangement of the through groove 223, and the handrail 12 is provided with a cylindrical handrail 12 rod for being sleeved by the through groove 223.

Referring to fig. 1 to 4, since the rotation of the tablet 3 cannot achieve a certain height for people to record words, it is necessary to ensure that the tablet 3 is adjusted in height when rotating to the front side of the chair, in this embodiment, the purpose of adjusting the height of the tablet 3 is achieved by rotating the special tube 21 on the rotating seat 22; specifically, the special-shaped tube 21 is rotatably arranged on the rotating seat 22, and the tablet 3 is rotatably arranged on the special-shaped tube 21, when the tablet 3 is rotated out, the height of the tablet 3 is raised by rotating the special-shaped tube 21, and the height is at a maximum value after the special-shaped tube 21 is rotated 180 degrees.

The shape of the special tube 21 is approximately a step Z shape, in the initial state, the tablet 3 is disposed at the lowest part of the special tube 21, when the special tube 21 rotates 180 °, the tablet 3 is at the uppermost part of the special tube 21, and at this time, the height of the tablet 3 can ensure that people can perform works such as writing on the tablet 3.

In addition, since the special tube 21 rotates 180 ° to ensure stable arrangement of the special tube 21, in this embodiment, a limiting member for circumferentially limiting the special tube 21 is disposed between the special tube 21 and the rotating seat 22; the limiting piece can ensure that the vertical setting state can be still kept after the special-shaped tube 21 rotates 180 degrees, and further the stability of the tablet 3 is ensured.

Referring to fig. 3 and 5, the specific structure of the middle limiting member is as follows: the limiting piece comprises a round hole 224 formed in one side of the rotating seat 22, the special-shaped tube 21 is inserted into the round hole 224, a limiting block 211 is arranged on the periphery of the special-shaped tube 21, and slots 221 for accommodating the limiting block 211 are formed in the upper side and the lower side of the round hole 224 respectively; the setting through the round hole 224 can guarantee that the mechanical tubes 21 insert the round hole 224 in rotate, under initial condition, the stopper 211 of mechanical tubes 21 is in the downside of mechanical tubes 21, and stopper 211 card is gone into in the slot 221 of below, when needs rotate mechanical tubes 21, slide out a distance with mechanical tubes 21 level, make stopper 211 break away from the spacing of lower part slot 221, can reach at this moment and rotate at mechanical tubes 21 180, after mechanical tubes 21 carries out 180 rotations, stopper 211 rotation 180 is located the upside of mechanical tubes 21 this moment, and just to slot 221 on upper portion, after carrying out a level promotion to mechanical tubes 21, stopper 211 card is gone into in the slot 221, and then reached and guaranteed that mechanical tubes 21 carry out circumferential spacing.

It should be noted that, in the above-mentioned embodiment, the limiting is only circumferential limiting on the special tube 21, but no horizontal sliding limiting is generated on the special tube 21, so that the special tube 21 is easy to slide out, in order to solve such a problem, in this embodiment, the round hole 224 extends integrally and outwardly from a side peripheral wall of the slot 221 to form a limiting groove 222, one end of the special tube 21, which is close to the limiting block 211, is provided with a limiting disc 213, and the limiting disc 213 is slidably disposed in the limiting groove 222; the limiting disc 213 can be arranged to ensure that the special tube 21 is limited after sliding horizontally, so that the problem of over-travel cannot occur.

Referring to fig. 1 to 5, in order to solve the above problem, in this embodiment, a rotation hole 311 into which the special tube 21 is inserted is formed in the tablet 3, a portion of a peripheral wall of the rotation hole 311 extends outward to form a counter bore 31, a section of the special tube 21 in the counter bore 31 is provided with a first limiting arc block 212, a second limiting arc block 32 concentric with the counter bore 31 is provided in the counter bore 31, and the second limiting arc block 32 is rotatably provided on the outer periphery of the special tube 21; can reach through the setting of rotation hole 311 and make the mechanical tubes 21 insert in the rotation hole 311 to mechanical tubes 21 are equipped with first spacing arc piece 212 on being in the one section of counter bore 31, and are equipped with second spacing arc piece 32 on counter bore 31 perisporium, and after tablet 3 is rotating, the position of second spacing arc piece 32 changes, takes place the butt with first spacing arc piece 212, reaches spacing purpose, and then guarantees tablet 3 and can carry out the purpose that horizontal stability was placed after rotating.

It should be noted that, the specific positions and structures of the first limiting arc block 212 and the second limiting arc block 32 are as follows: the included angles formed by the two sides of the first limiting arc block 212 and the second limiting arc block 32 are 45 degrees, and the tablet 3 rotates along the special-shaped tube 21 to enable the second limiting arc block 32 to generate two position states relative to the first limiting arc block 212; in the first state, when the tablet 3 does not rotate vertically downwards, the second limiting arc block 32 is positioned on the upper side of the first limiting arc block 212, and in the second state, after the tablet 3 rotates 270 degrees clockwise around the special tube 21, the second limiting arc block 32 is positioned on the lower side of the first limiting arc block 212; the angle formed by the two sides of the first limiting arc block 212 and the second limiting arc block 32 is 45 ° to ensure that the second limiting arc block 32 can rotate 270 ° from one end of the first limiting arc block 212 and then be positioned at the other end of the first limiting arc block 212; the included angle formed by the two sides is 45 degrees, and the two sides specifically refer to two sides in which the first limiting arc block 212, the second limiting arc block 32 and the special tube 21 are parallel to each other.

In addition, after the tablet 3 rotates 270 degrees, the tablet 3 is in a horizontal placement state at the moment, and the tablet 3 cannot rotate at the moment, so that the effect of stably placing the tablet 3 is achieved; in order to ensure the stability of the other end of the special-shaped tube 21, a groove for limiting the holding of the special-shaped tube 21 may be formed on the side wall of the other handrail 12, which will not be described here.

Referring to fig. 1, the underside of the seat body 1 is also provided with a telescoping post 111 to provide height adjustment, which provides for the purpose of stabilizing the seat by supporting the base 11.

In addition, the baffle 13 is arranged at the lower side of the armrest at the side provided with the unfolding mechanism to achieve the aim of limiting the tablet 3 by the baffle 11 in the initial state, and meanwhile, the lower part of the armrest 12 can be protected.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The utility model provides a multifunctional chair, includes seat body (1) and locates handrail (12) of seat body (1) both sides, its characterized in that, one handrail (12) one side is equipped with expansion mechanism (2), expansion mechanism (2) are including rotating to be located rotation seat (22) on handrail (12), one side rotation of rotation seat (22) is equipped with mechanical tubes (21), rotation is equipped with tablet (3) on mechanical tubes (21), offer in tablet (3) and supply mechanical tubes (21) male rotation hole (311), counter bore (31) have been seted up to rotation hole (311) one side, the diameter length of counter bore (31) is greater than the diameter length of rotation hole (311), mechanical tubes (21) are in be equipped with first spacing arc piece (212) on the one section in counter bore (31), be equipped with second spacing arc piece (32) in counter bore (31), mechanical tubes (21) with be equipped with between rotation seat (22) and be used for carrying out circumferential spacing to mechanical tubes (21).

2. The multifunctional chair according to claim 1, wherein the limiting member comprises a round hole (224) formed in one side of the rotating seat (22), the special-shaped tube (21) is inserted into the round hole (224), limiting blocks (211) are arranged on the periphery of the special-shaped tube (21), and slots (221) for accommodating the limiting blocks (211) are formed in the upper side and the lower side of the round hole (224) respectively.

3. The multifunctional chair according to claim 2, wherein a limit groove (222) is formed in one side, away from the slot (221), of the round hole (224), the diameter of the limit groove (222) is larger than that of the round hole (224), a limit disc (213) is arranged at one end, close to the limit block (211), of the special tube (21), and the limit disc (213) is slidably arranged in the limit groove (222).

4. A multifunctional chair according to claim 3, characterized in that the rotating seat (22) is provided with a through groove (223) in a direction perpendicular to the round hole (224), and the through groove (223) is rotatably provided on the armrest (12).

5. The multifunctional chair according to claim 1, wherein the first limiting arc block (212) and the second limiting arc block (32) form an included angle of (45) °, and the tablet (3) rotates along the special tube (21) to enable the second limiting arc block (32) to generate two position states relative to the first limiting arc block (212); in the first state, when the tablet (3) is not rotated vertically downwards, the second limiting arc block (32) is positioned on the upper side of the first limiting arc block (212), and in the second state, after the tablet (3) rotates clockwise (270) degrees around the special tube (21), the second limiting arc block (32) is positioned on the lower side of the first limiting arc block (212).

6. A multifunctional chair according to claim 1, characterized in that the bottom of the chair body (1) is provided with a telescopic column (111), the bottom of the telescopic column (111) is provided with a supporting base (11).

7. A multifunctional chair according to claim 1, characterized in that the underside of the armrest (12) is provided with a baffle (13), the baffle (13) being arranged vertically on one side of the swivel seat (22) for preventing tilting of the tablet (3).