CN217039445U

CN217039445U - Writing board structure applied to chair

Info

Publication number: CN217039445U
Application number: CN202220999351.8U
Authority: CN
Inventors: 刘鹏
Original assignee: Foshan Qihang Furniture Co ltd
Current assignee: Foshan Qihang Furniture Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-07-26
Anticipated expiration: 2032-04-26

Abstract

The utility model provides a be applied to board structure on chair, includes the board body, locates the swivelling joint seat of board body bottom, be equipped with on the board body and put the trench, place the trench, the bottom of placing the trench has seted up plug hole and a plurality of through hole, and a plurality of through holes distribute around the periphery of plug hole. When the bottle bottom of user's beverage bottle is greater than when placing the trench, the user can make the bottle head of beverage bottle down, then the cartridge realizes putting of beverage bottle in the plug hole, and this kind of set up mode need not the increase and places the size of trench, can realize putting on the board of different grade type beverage bottle. In addition, the bottom of the placing groove is hollowed out through the inserting holes and the through holes, so that the probability that liquid and dust are accumulated in the placing groove is reduced, and the placing groove has the advantages of no dust accumulation, no water accumulation and more attractive appearance.

Description

Writing board structure applied to chair

Technical Field

The utility model relates to an install the board on the seat, concretely relates to be applied to board structure on the chair.

Background

Some simple and convenient boards that can fold and pack up can be equipped with on some chairs now, in order to make things convenient for the user to place portable computer, notebook or various documents, magazine etc. on it, some boards still can be provided with the trench of placing that is used for putting drinking cup or beverage bottle, the shape and the size of this kind of trench of placing are fixed, most drinking cups or beverage bottles can both be put in this kind of trench of placing on the market, but still there is the beverage bottle of small part to design great with the bottle bottom diameter of beverage bottle because of the reason of design demand, lead to this kind of bottle can not to put in placing the trench, if the size of trench is placed in the increase, will occupy the too much usable floor of board again, lead to the board to put the area when other article not enough.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a writing board structure applied to a chair.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a be applied to board structure on chair, includes the board body, locates the swivelling joint seat on the board body, be equipped with on the board body and put the thing trench, place trench, its characterized in that: the bottom of placing the trench has been seted up plug hole and a plurality of through-hole, plug hole and a plurality of through-hole all run through the bottom of placing the trench, and a plurality of through-holes distribute around the periphery of plug hole.

The utility model discloses in, put the thing trench and place the trench and all be sunken setting at the top surface of board body, be protruding setting on the bottom surface of board body.

The utility model discloses in, the cross-section in plug hole is circular, the diameter in plug hole is more than or equal to 33 mm.

The utility model discloses in, be formed with sunken avoiding the position on the front end of board body.

The utility model discloses in, the rear end of tablet body is formed with the extension arch.

In the utility model, the peripheral edge of the top surface or/and the bottom surface of the tablet body is provided with a chamfer.

The utility model discloses in, board body corner all around sets up to the fillet.

The utility model discloses in, the swivelling joint seat includes fixed mounting at the connection base of board body bottom, rotationally installs the rotating assembly on connecting the base, the last connection jack that is used for connecting the chair bracing piece that is equipped with of rotating assembly, rotating assembly includes rotating base, installs the locking base in the rotating base below, rotating base rotationally installs on connecting the base, connection jack is located between rotating base and the locking base.

The utility model discloses in, be provided with on the connection base from last to the rotatory through-hole of through connection base down, the top of rotating base is equipped with the connection pivot of rotationally cartridge in rotatory through-hole, be equipped with in the rotatory through-hole and connect the pivot lock so that connect the locking bolt that the pivot can not deviate from in rotatory through-hole.

The utility model discloses in, the bottom of connecting the base is equipped with spacing arc wall, the rotating base arch is provided with the slip lug that slides in spacing arc wall.

The utility model has the advantages that: the utility model discloses bottom placing in the trench is provided with the plug-in hole, and when the bottle end of user's beverage bottle was greater than placing the trench, the user can be turned over the bottle head that the beverage bottle made the beverage bottle down after screwing up the bottle lid, then the cartridge realizes putting of beverage bottle in the plug-in hole, and this kind of mode of setting need not the increase and places the size of trench, can realize putting of different grade type beverage bottle on the board, makes the board have advantages such as simple structure, preparation convenience simultaneously. In addition, through the plug hole and the plurality of through holes that set up, can make the bottom of placing the trench be the fretwork design, reduce liquid and dust and gather the probability in placing the trench, make and place the trench and have not deposition of dust, not ponding and more pleasing to the eye advantage.

Drawings

The present invention is further described below with reference to the accompanying drawings and embodiments:

FIG. 1 is a perspective view of the present embodiment;

FIG. 2 is a schematic structural view of the beverage bottle inserted into the insertion hole after the direction of the beverage bottle is adjusted;

FIG. 3 is an exploded view of the present embodiment;

FIG. 4 is an exploded view of the swivel joint mount;

fig. 5 is a sectional view of the rotary connecting seat connecting the tablet body and the supporting rod together.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention will be combined below to clearly and completely describe the technical solution in the embodiments of the present invention.

Referring to fig. 1 to 3, a tablet structure applied to a chair includes a tablet body 1, and a rotation connecting seat 2 disposed on the tablet body 1, wherein the rotation connecting seat 2 is used for connecting with a support rod 100 of the chair. The writing board comprises a writing board body 1 and is characterized in that a placing groove position 3 and a placing groove position 4 are arranged on the top surface of the writing board body 1, the cross section of the placing groove position 3 is in a long circle shape, the length direction of the placing groove position 3 is parallel to the left-right direction, long and thin articles such as pens or tablet computers can be placed in the placing groove position 3, an inserting hole 5 and a plurality of through holes 6 are formed in the bottom of the placing groove position 4, the inserting hole 5 and the through holes 6 penetrate through the bottom of the placing groove position 4, and the through holes 6 are distributed around the periphery of the inserting hole 5.

In this embodiment, put trench 3 and place trench 4 and all be sunken setting at the top surface of tablet body 1, be protruding setting on the bottom surface of tablet body 1, so can be when the thickness of tablet body 1 is little, make to let put trench 3 and place trench 4 and have sufficient degree of depth, guarantee to put the quality of article. And because put the setting that the trench 3 and place trench 4 are the arch in the bottom surface of tablet body 1, consequently put trench 3 and be formed with the strengthening rib arch in the bottom of tablet, place trench 4 and form by the structural reinforcement arch in the bottom of tablet, strengthen the structural strength and the structural stability of tablet body 1.

In a preferred embodiment, the cross-section of the insertion hole 5 is circular, and the diameter of the insertion hole 5 is greater than or equal to 33mm, preferably 35mm, so that the insertion hole 5 can be adapted to the diameters of the bottle heads and bottle caps of most beverage bottles on the market at present, and most beverage bottles on the market can be inserted into the insertion hole 5 in an inverted direction.

As a preferred embodiment, the front end surface of the tablet body 1 is a concave arc surface 11 that is concavely arranged towards the rear end surface, so that a concave avoiding position is formed on the front end of the tablet body 1 to reduce the probability of hindering the user from moving after the tablet body 1 is unfolded. Simultaneously, the rear end face of the tablet body 1 is a convex cambered surface 12 which is arranged in a convex mode towards the rear, so that an extending bulge is formed at the rear end of the tablet body 1, and the bearing area of the tablet body 1 is increased. In addition, in order to prevent the edge of the tablet from scratching the user, the peripheral edge of the top surface or/and the bottom surface of the tablet body 1 is provided with a chamfer 13, and the corners of the periphery of the tablet body 1 are provided with fillets 14.

As a preferred embodiment, in order to facilitate the writing board to be installed on the chair and to be folded and stored on the chair, the rotation connecting seat 2 includes a connecting base 21 fixedly installed at the bottom of the writing board body 1, and a rotation assembly rotatably installed on the connecting base 21, the rotation assembly is provided with a connecting insertion hole for connecting the chair supporting rod 100, and the connecting insertion hole is used for inserting the supporting rod 100 of the chair, so as to achieve the installation of the writing board. The rotating assembly comprises a rotating base 22 and a locking base 23 arranged below the rotating base 22, the rotating base 22 is rotatably arranged on the connecting base 21, and the connecting jack is positioned between the rotating base 22 and the locking base 23, and specifically comprises: the bottom of rotating base 22 is equipped with first recess, be equipped with second recess on the top of locking base 23, first recess and second recess make up connect the jack.

In this embodiment, be equipped with in the connection jack and be used for contacting the damping structure who is connected with bracing piece 100, damping structure can provide the damping, slows down the speed of using when the board expandes for the chair, avoids the vibrations stress that produces when the board is opened fast to reach the limit and cause the fatigue failure of this position, and this kind of mode has also reduced the wearing and tearing that bracing piece 100 pair rotation component caused moreover to reach extension board life's purpose. In this embodiment, the damping structure includes the upper half damping piece 24 of locating the upper half recess, locates the lower half damping piece 25 of lower half recess, the intrados of upper half damping piece 24 and lower half damping piece 25 is the damping contact surface that is used for laminating on the bracing piece 100 contact outer peripheral face. In addition, an upper positioning groove 221 is formed in the groove wall of the upper half groove, an upper positioning protrusion 241 inserted into the upper positioning groove 221 in a positioning manner is arranged on the outer arc surface of the upper half damping member 24, a lower positioning groove 231 is formed in the groove wall of the lower half groove, and a lower positioning protrusion 251 inserted into the lower positioning groove 231 in a positioning manner is arranged on the outer arc surface of the lower half damping member 25, so that the damping structure is mounted. Of course, in other embodiments, the damping structure may be eliminated and directly connected to the support rod 100 through the connection socket without considering the lifespan of the tablet.

As a preferred embodiment, a rotating through hole 211 penetrating the connecting base 21 from top to bottom is formed in the connecting base 21, the rotating through hole 211 is a counter bore, a connecting rotating shaft 222 rotatably inserted into the rotating through hole 211 is arranged at the top of the rotating base 22, a locking bolt for locking the connecting rotating shaft 222 in the rotating through hole 211 so that the connecting rotating shaft 222 cannot be disengaged is arranged in the rotating through hole 211, and a threaded end of the locking bolt is in threaded connection with the connecting rotating shaft 222.

As a preferred embodiment, the bottom of the connection base 21 is provided with a limiting arc-shaped groove 212, the rotating base 22 is convexly provided with a sliding projection 223 sliding in the limiting arc-shaped groove 212, and the rotating range of the rotating base 22 relative to the connection base 21 can be limited by the limiting fit of the sliding projection 223 and the limiting arc-shaped groove 212, so that the optimal rotating unfolding angle of the writing board during unfolding use or the optimal rotating folding angle of the writing board during folding storage is ensured, and the purposes of enabling the writing board to achieve the optimal using effect and the optimal folding storage effect are achieved.

As a preferred embodiment, the connection base 21 is fixedly installed on the bottom of the tablet body 1 through a connection bolt, specifically, the bottom protrusion of the tablet body 1 is provided with two connection protrusions 15, each connection protrusion 15 is provided with a connection screw hole, the top surface of the connection base 21 is provided with two connection grooves 213 for the connection protrusions 15 to be inserted, the bottom surface of the connection base 21 is provided with a connection counter bore communicated with the connection grooves 213 in a penetrating manner, when the connection base 21 is installed on the bottom of the tablet body 1, each connection protrusion 15 is inserted into the connection groove 213, and the threaded end of the connection bolt passes through the connection counter bore and is in threaded connection with the connection screw hole, so that the connection base 21 is locked on the bottom of the tablet body 1.

As a preferred embodiment, the bottom of the tablet body 1 is convexly provided with a positioning boss 16, the top of the connecting base 21 is provided with a positioning groove 214 for matching the positioning boss 16, and the positioning boss 16 and the positioning groove 214 are in concave-convex matching, so that the position of the connecting base 21 can be prevented from being turned by a worker.

As a preferred embodiment, the bottom of the rotating base 22 is provided with a mounting groove 224, the top of the rotating base 22 is provided with a mounting through hole communicated with the mounting groove 224, the top of the locking base 23 is provided with a mounting protrusion 232 inserted into the mounting groove 224, the mounting protrusion 232 is provided with a mounting screw hole, and a threaded end of a mounting bolt passes through the mounting through hole and is in threaded connection with the mounting screw hole, so that the rotating base 22 is locked on the rotating base 22, and the rotating base 22 and the locking base 23 rotate synchronously.

As a preferred embodiment, a rotation limiting groove 10 for limiting the rotation angle of the tablet relative to the support rod 100 is provided between the rotating base 22 and the locking base 23, the rotation limiting groove 10 includes a first U-shaped limiting groove 101 provided on the rotating base 22 and a second U-shaped limiting groove 102 provided on the locking base 23, an opening of the first U-shaped limiting groove 101 is opposite to and connected with an opening of the second U-shaped limiting groove 102, so as to form the rotation limiting groove 10 in combination, and due to the damping structure, a matching limiting groove 20 corresponding to the rotation limiting groove 10 is provided on the lower half damping member 25. When the tablet is turned to a desired position by using the support rod 100 as a rotation center, the position-limiting member 200 may abut against a wall of the first U-shaped position-limiting groove 101 or the second U-shaped position-limiting groove 102 away from the opening, so as to achieve rotation position-limiting.

The above description is only the preferred embodiment of the present invention, and the technical solutions of the objects of the present invention are all within the protection scope of the present invention as long as the objects are achieved by the substantially same means.

Claims

1. The utility model provides a be applied to board structure on chair, includes board body (1), locates swivelling joint seat (2) on board body (1), be equipped with on board body (1) and put thing trench (3), place trench (4), its characterized in that: the bottom of placing trench (4) has been seted up plug hole (5) and a plurality of through hole (6), plug hole (5) and a plurality of through hole (6) all run through the bottom of placing trench (4), and a plurality of through hole (6) distribute around the periphery of plug hole (5).

2. A tablet structure for use in a chair according to claim 1, wherein: the article placing groove position (3) and the article placing groove position (4) are both arranged on the top surface of the writing board body (1) in a concave mode, and are arranged on the bottom surface of the writing board body (1) in a convex mode.

3. A tablet structure for use in a chair according to claim 1, wherein: the cross section of the insertion hole (5) is circular, and the diameter of the insertion hole (5) is larger than or equal to 33 mm.

4. A tablet structure for use in a chair according to claim 1, wherein: a concave avoiding position is formed on the front end of the tablet body (1).

5. A tablet structure for use in a chair according to claim 1, wherein: an extension bulge is formed at the rear end of the writing board body (1).

6. A tablet structure for use in a chair according to claim 1, wherein: the peripheral edge of the top surface or/and the bottom surface of the tablet body (1) is provided with a chamfer (13).

7. A tablet structure for use in a chair according to claim 1, wherein: corners around the tablet body (1) are provided with round corners (14).

8. A tablet structure for use in a chair according to claim 1, wherein: rotating connection seat (2) include fixed mounting at connection base (21) of board body (1) bottom, rotationally install the rotating assembly on connecting base (21), be equipped with the connection jack that is used for connecting chair bracing piece (100) on the rotating assembly, rotating assembly includes rotating base (22), installs locking base (23) in rotating base (22) below, rotating base (22) rotationally install on connecting base (21), connection jack is located between rotating base (22) and locking base (23).

9. A tablet structure for use in a chair according to claim 8, wherein: the connecting base (21) is provided with a rotating through hole (211) penetrating through the connecting base (21) from top to bottom, the top of the rotating base (22) is provided with a connecting rotating shaft (222) rotatably inserted into the rotating through hole (211), and a locking bolt for locking the connecting rotating shaft (222) in the rotating through hole (211) so as to prevent the connecting rotating shaft (222) from being separated is arranged in the rotating through hole (211).

10. A tablet structure for use in a chair according to claim 8, wherein: the bottom of connecting base (21) is equipped with spacing arc wall (212), rotating base (22) arch is provided with the slip lug (223) that slides in spacing arc wall (212).