CN208048424U

CN208048424U - Tablet chair

Info

Publication number: CN208048424U
Application number: CN201721852071.XU
Authority: CN
Inventors: 叶建荣; 林建忠
Original assignee: Xiamen Elite Teaching Equipment Co Ltd
Current assignee: Xiamen Elite Teaching Equipment Co Ltd
Priority date: 2017-12-26
Filing date: 2017-12-26
Publication date: 2018-11-06
Anticipated expiration: 2027-12-26

Abstract

The utility model discloses a kind of tablet chairs, its drip irrigation device includes pedestal, chair frame, backup plate and seat board, the chair frame is fixedly connected on the both sides of pedestal upper end, and it includes horizontal bars and vertical rod piece that the chair frame is L-shaped, the backup plate is fixedly connected on vertical rod piece, the seat board is fixedly connected on horizontal bars, the back fixation of the backup plate is connected with several horizontal-extending by connecting pole, the both sides level by connecting pole bottom outer wall is offered by fore shaft, it is provided on the vertical rod piece for leaning on connecting hole by connecting pole grafting, the vertical rod piece correspondence vertically leans on connecting hole axis direction to run through by the side side wall of connecting hole to be had by jack, it is described be plugged in the jack to be arranged in lean on lock-connecting piece by fore shaft and the vertical rod piece of clamping, the utility model has the effect of seat board and by the smooth of plate end face.

Description

Tablet chair

Technical field

The utility model is related to study article fields, and more specifically it is related to tablet chair.

Background technology

Currently, the Chinese patent that notification number is CN2428017Y discloses a kind of tablet chair, including chair frame, seat board, backup plate, tablet chair Equipped with schoolbag frame and teacup sleeve, the lower front in chair frame is arranged in schoolbag frame, and teacup is set on the lower rear of chair frame.

It is similar to above-mentioned tablet chair in the prior art, seat board and is all made of panel screw by plate face and is fastened on respective bone On frame, thus it is protruding upward relative to desk top and chair top in the nut of screw, it is thus possible to there is nut and catches on student's clothing It is the case where clothes or trousers, especially even more common therefore to be improved after student puts on sweater.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of tablet chair, seat the advantage is that Plate and by the smooth of plate end face.

To achieve the above object, the utility model provides following technical solution：A kind of tablet chair, including pedestal, chair frame, lean on Plate and seat board, the chair frame is fixedly connected on the both sides of pedestal upper end, and it includes horizontal bars and vertical bar that the chair frame is L-shaped Part, the backup plate are fixedly connected on vertical rod piece, and the seat board is fixedly connected on horizontal bars, the back fixation of the backup plate Be connected with it is several it is horizontal-extending lean on connecting pole, the both sides level by connecting pole bottom outer wall is offered by fore shaft, described It is provided on vertical rod piece for the connecting hole that leans on by connecting pole grafting, the vertical rod piece correspondence is hung down by the side side wall of connecting hole Directly by connecting hole axis direction through having by jack, described be plugged in jack is arranged in by fore shaft and is clamped vertical rod piece By lock-connecting piece；

The bottom of the seat board is connected with several seat connecting poles extended vertically, the both sides of the seat connecting pole bottom outer wall Level offers a fore shaft, and the seat connecting hole of abutment connecting pole grafting, the horizontal bars pair are provided in the horizontal bars It answers the side side wall vertical base connecting hole axis direction of a connecting hole to offer a jack, is plugged with and is arranged in the seat jack Seat fore shaft and the seat lock-connecting piece for being clamped horizontal bars.

By using above-mentioned technical proposal, the back of backup plate is set to by connecting pole, therefore after being fixed by connecting pole, It can realize the fixation of backup plate.It is plugged in connecting hole by connecting pole, by connecting hole to leaning on connecting pole to carry out horizontal location, limitation By the planar slip of connecting pole.It is opened up simultaneously by fore shaft in connecting pole, penetrated successively by lock-connecting piece by jack and leans on fore shaft, limitation By the sliding of connecting pole plugging direction, fixation in all directions is carried out.It is connected on vertical rod piece by lock-connecting piece simultaneously, makes to lean on interlocking Part is fixed.And seat board is similar with backup plate.Therefore after seat board and backup plate are fixed, non-bolt, rivet on the end face of seat board and backup plate It is whole to keep smooth Deng protrusion, so that student is taken more comfortable.

The utility model is further arranged to：The outer of the seat board has extended downwardly a flange, the outer of the backup plate It is extended with to back side by flange.

By using above-mentioned technical proposal, seat flange being set and leans on flange so that the edge of seat board and backup plate is more mellow and fuller, Student takes more comfortable.

The utility model is further arranged to：The back of the backup plate is provided with backboard, and the back side of the backup plate is provided with It is molded casing, injection molding intubation of the plugged and fixed in injection molding casing is provided on the backboard.

By using above-mentioned technical proposal, backboard is fixed on the back side of backup plate, and the structure in backup plate is blocked and protected, right Vertical rod piece and the connection between connecting pole are reinforced in backup plate；Also ensure the aesthetics of backup plate entirety.

The utility model is further arranged to：The equal level in middle part of vertical rod piece described in both sides offers rod aperture, and both sides are perpendicular The horizontal brace rod of rod aperture is provided through between straight rod member.

By using above-mentioned technical proposal, horizontal brace rod connection links together the vertical rod piece of both sides so that two The vertical rod piece in side can the stress in backup plate jointly, promote the stability of the vertical rod piece installation in both sides.

The utility model is further arranged to：The outer circumferential at the both ends of the horizontal brace rod is both provided with exterior bayonet slot, Be connected to vertical rod piece outer wall U-shaped is connected on the exterior bayonet slot.

By using above-mentioned technical proposal, the both ends for being connected to horizontal brace rod by U-shaped, by the end of horizontal brace rod Portion is fixed, the sliding of limit levels connecting rod.

The utility model is further arranged to：The both sides of the horizontal brace rod are provided with for abutting on the inside of vertical rod piece Locating plate.

By using above-mentioned technical proposal, locating plate can limit levels connecting rod be inserted into the length of vertical Rod end Degree is embodied as the positioning of vertical rod piece socket position；In addition after U-shaped is connected to exterior bayonet slot, pass through locating plate and U-shaped Both ends contradict, and enable to horizontal brace rod to fix more secured.

The utility model is further arranged to：Described by lock-connecting piece includes penetrating by jack by inserted link and being set to by slotting Bar penetrates one end and what is extended to both sides leans on hook；The seat lock-connecting piece includes penetrating the seat inserted link of a jack and being set to seat to insert The seat hook that bar penetrates one end and extends to both sides.

It by using above-mentioned technical proposal, is connected on vertical rod piece by hook, providing prevents from back extracting by lock-connecting piece Support force so that be stably connected on vertical rod piece by lock-connecting piece, similarly seat hook is connected in horizontal bars, and providing prevents The support force that seat lock-connecting piece is back extracted so that seat lock-connecting piece is stably connected in horizontal bars.

The utility model is further arranged to：Described be provided in the middle part of inserted link is socketed on by connecting pole by stepping down Slot is provided with the seat recessing groove for being socketed on a connecting pole in the middle part of the seat inserted link.

By using above-mentioned technical proposal, has to be promoted by recessing groove and lean on inserted link and the connection area between connecting pole, make It obtains by the more stable effect of connecting pole connection；In addition so that there is the elasticity inwardly overturn by hook by recessing groove so that lean on Hook can by deformation inwardly from jack pass through be connected on the outer wall of vertical rod piece.Seat recessing groove is similarly.

The utility model is further arranged to：The rod set for being socketed vertical rod piece upper end is provided in the backup plate.

By using above-mentioned technical proposal, when vertical rod piece is inserted into backup plate, rod set can limit vertical rod piece, Vertical sliding is limited, the vertical connection between rod piece and backup plate convenient for after.

The utility model is further arranged to：It is provided with grip hole on the upside of the backup plate.

By using above-mentioned technical proposal, when carrying tablet chair, active force can be applied to seat directly through grip hole, To facilitate the carrying of tablet chair.

In conclusion the utility model has the following advantages：

1, after seat board and backup plate are fixed, the end face of seat board and backup plate keeps smooth, and student is made to take comfortably；

2, installation process is not necessarily to tool, easy to operate.

Description of the drawings

Fig. 1 is the structural schematic diagram of the present embodiment；

Fig. 2 is the exploded perspective view of the present embodiment；

Fig. 3 is the structural schematic diagram of seat board in the present embodiment；

Fig. 4 is the enlarged diagram of A in Fig. 2；

Fig. 5 is the schematic cross-sectional view for highlighting seat board and horizontal bars connection structure；

Fig. 6 is the structural schematic diagram of backup plate in the present embodiment；

Fig. 7 is confined explosion's schematic diagram that the present embodiment highlights horizontal connection rod structure；

Fig. 8 is the structural schematic diagram that the present embodiment highlights changeover portion；

Fig. 9 is the structural schematic diagram of the present embodiment dorsulum.

Reference sign：1, pedestal；2, chair frame；3, backup plate；31, flange is leaned on；32, vertical link slot；33, by connection Column；34, fore shaft is leaned on；35, supporting rib；36, rod set；37, it is molded casing；38, arcuate socket；39, grip hole；4, seat board；41, seat turns over Side；42, horizontal connection slot；43, seat connecting pole；44, seat fore shaft；5, horizontal bars；51, seat connecting hole；52, seat jack；53, mistake Cross section；54, lead-over groove；55, reinforcing rib；6, vertical rod piece；61, connecting hole is leaned on；62, inserted terminal；63, jack is leaned on；64, rod aperture； 65, intrusion slot；7, seat lock-connecting piece；71, contact piece；72, seat inserted link；73, seat hook；74, seat recessing groove；8, lock-connecting piece is leaned on；81, By inserted link；82, hook is leaned on；83, recessing groove is leaned on；9, horizontal brace rod；91, locating plate；92, U-shaped；93, hook is abutted；10, Backboard；101, injection molding intubation；102, handle sets of holes；103, arc sets of holes.

Specific implementation mode

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment, a kind of tablet chair, as shown in Figure 1, 2, including pedestal 1, chair frame 2, backup plate 3 and seat board 4.Chair frame 2, which is fixed, to be connected Be connected to the both sides of 1 upper end of pedestal and it is L-shaped include that horizontal bars 5 and vertical rod piece 6, backup plate 3 are fixedly connected on vertical rod piece 6 On, seat board 4 is fixedly connected on horizontal bars 5.After fixation, the end face of seat board 4 and backup plate 3 keeps smooth, and student is made to take more Comfortably.

As shown in figure 3, seat board 4 is integrated the platy structure of injection molding, the outer of seat board 4 has extended downwardly a flange 41, seat Fillet is offered between flange 41 and seat board 4, promotes comfort.The both ends of 41 rear side of seat flange are offered for being respectively engaged with The horizontal connection slot 42 of 5 upper surface of horizontal bars of both sides chair frame 2.The bottom of seat board 4 is closed on perpendicular on the position of four corners It directly is extended with a connecting pole 43, the both sides level of 43 bottom outer wall of seat connecting pole offers a fore shaft 44, the direction of seat fore shaft 44 Perpendicular to the direction of horizontal connection slot 42.

As shown in figure 4, the integral middle of the lower face of horizontal bars 5 is connected on pedestal 1.5 upper surface of horizontal bars Both sides offer the seat connecting hole 51 of 43 grafting of abutment connecting pole.Corresponding two seat connecting holes 51 on the madial wall of horizontal bars 5 Position offers the seat jack 52 of 51 axis direction of vertical base connecting hole, is plugged in seat jack 52 and is arranged in a fore shaft 44 and blocks Connect the seat lock-connecting piece 7 of horizontal bars 5.

As shown in figure 4, seat lock-connecting piece 7 includes being connected to 5 madial wall of horizontal bars and in the contact piece 71 of strip, one Be connected to contact piece 71 and respectively penetrate both sides seat jack 52 two seat inserted links 72 and be set to an inserted link 72 penetrate one end and The seat hook 73 extended to both sides.The middle part of seat inserted link 72 is provided with the seat recessing groove 74 for being socketed on a connecting pole 43.And seat is inserted The upper surface of bar 72 is inclined surface, and low side is far from 71 side of contact piece.

When being fixedly connected with seat board 4 and horizontal bars 5 in conjunction with Fig. 5, need first to be plugged on four seat connecting poles 43 respectively In four seat connecting holes 51 of both sides horizontal bars 5, a connecting hole 51 is made to limit the relatively sliding of the horizontal direction of seat connecting pole 43 It moves.Mounting base lock-connecting piece 7 is distinguished in the horizontal bars of both sides 5 later, a recessing groove 74 is made to be bonded the outer of connecting pole 43 of being present The seat inserted link 72 of side, seat lock-connecting piece 7 is sequentially inserted into a jack 52 and seat fore shaft 44, and limitation seat connecting pole 43 is relative to horizon bar The vertical sliding of part 5.It is connected in horizontal bars 5 finally by seat hook 73, the branch that anti-stopping seat lock-connecting piece 7 is back extracted is provided Support force so that seat lock-connecting piece 7 is stably connected in horizontal bars 5.To complete seat board 4, horizontal bars 5 and seat lock-connecting piece 7 three Fixation between person.

As shown in fig. 6, backup plate 3 is integrated the platy structure of injection molding, the outer of backup plate 3 is extended with to back direction by flange 31, fillet is offered between flange 31 and backup plate 3, promotes comfort.Both ends by 31 downside of flange are offered for distinguishing It is connected to the vertical link slot 32 of 6 madial wall of vertical rod piece of both sides chair frame 2.Backup plate 3 is equal in vertical 32 upside of link slot in both sides It is extended with and leans on connecting pole 33, offered by fore shaft 34 by the both sides level of 33 bottom outer wall of connecting pole, the direction by fore shaft 34 is hung down Directly in the direction of vertical link slot 32.Both sides are provided with supporting rib 35 by the upside of connecting pole 33, and supporting rib 35 is in the form of sheets and water Flushconnection leans on flange 31 in both sides.The upside of supporting rib 35 is provided with rod set 36, and rod set 36 is fixed on 3 back of backup plate and opening Downward.

As shown in fig. 6, the downside of vertical rod piece 6 is offered leans on connecting hole 61 by 33 grafting of connecting pole, vertical rod piece 6 Upper end is provided with the inserted terminal 62 that lateral wall is shunk inwardly, and the thickness of inserted terminal 62 is less than the thickness of whole vertical rod piece 6.It is perpendicular The correspondence of straight rod member 6 offers by 61 position of connecting hole and vertically leans on jack 63 by 61 axis direction of connecting hole, in jack 63 It is plugged with to be arranged in and leans on lock-connecting piece 8 by fore shaft 34 and the vertical rod piece of clamping 6.

As shown in figure 4, specifically, by lock-connecting piece 8 include support penetrate in jack 63 by inserted link 81 and be set to by slotting Bar 81 penetrates one end and what is extended to both sides leans on hook 82.It is provided with and is socketed on by connecting pole 33 by allowing by the middle part of inserted link 81 Position slot 83.And it is inclined surface to lean on the upper surface of inserted link 81, low side is towards by 82 side of hook.

When installation, it is plugged in connecting hole 61 by connecting pole 33, it is fixed to leaning on 33 carry out level of connecting pole by connecting hole 61 Position, planar slip of the limitation by connecting pole 33.It will then lean on inserted link 81 to be inserted into jack 63, and make to be fitted in by recessing groove 83 and lean on The outside of connecting pole 33 is inserted by inserted link 81 in fore shaft 34, and sliding of the connecting pole 33 relative to vertical rod piece 6 is leaned in limitation.Most Afterwards by leaning on hook 82 to be connected on vertical rod piece 6, the support force for preventing back extracting by lock-connecting piece 8 is provided so that lean on interlocking Part 8 is stably connected on vertical rod piece 6.

In addition, as shown in fig. 7, further strengthen the stability of the connection of the vertical rod piece in both sides 6, the vertical rod piece in both sides 6 The equal level in middle part offers rod aperture 64, and the horizontal brace rod 9 of rod aperture 64 is provided through between the vertical rod piece in both sides 6.Level is even The both sides of extension bar 9 are provided with the locating plate 91 for abutting 6 inside of vertical rod piece.The outer circumferential at the both ends of horizontal brace rod 9 It is both provided with exterior bayonet slot, be connected to 6 outer wall of vertical rod piece U-shaped 92 is connected on exterior bayonet slot.When fixed, horizontal brace rod 9 It is pierced by rod aperture 64 from the inside of two vertical rod pieces 6, then is clamped U-shaped 92 and realizes fixation.Therefore horizontal brace rod 9 is by both sides Vertical rod piece 6 links together so that the vertical rod piece in both sides 6 can the stress in backup plate 3 jointly, promote the vertical rod piece in both sides 6 The stability of installation.

As shown in fig. 7, the both ends of rod aperture 64 are respectively arranged with the intrusion slot 65 being caught in for locating plate 91 and U-shaped 92, it is U-shaped It is provided on the outside of 92 both ends of piece and abuts hook 93, abut the inner wall that hook 93 passes through intrusion slot 65 to be connected to vertical rod piece 6, it will It is fixedly connected with vertical rod piece 6 for U-shaped 92.Therefore locating plate 91 can limit levels connecting rod 9 be inserted into 6 end of vertical rod piece Length, be embodied as vertical rod piece 6 be socketed position positioning；In addition after U-shaped 92 is connected to exterior bayonet slot, pass through locating plate 91 Both ends with U-shaped 92 contradict, and enable to horizontal brace rod 9 to fix more secured.

As shown in figure 8, being connected with changeover portion 53 between rod piece 6 and horizontal bars 5 vertically.The cross section of changeover portion 53 It is whole arched, and the downside of changeover portion 53 offers lead-over groove 54, and the reinforcing rib 55 of V-arrangement is provided in lead-over groove 54, is promoted The toughness that changeover portion 53 is also improved while 53 intensity of changeover portion, to promote the whole service life of chair frame 2.In addition and in order to lower Multiple material reducing slots are offered on the side wall of cost, horizontal bars 5 and vertical rod piece 6.

As shown in Fig. 6,8, the back of backup plate 3 is provided with backboard 10, and injection molding casing is provided in the middle part of the back side of backup plate 3 37, injection molding intubation 101 of the plugged and fixed in injection molding casing 37 is provided on backboard 10.Injection molding intubation 101 and injection molding casing 37 Interference connects so that stablizes the back side that backboard 10 is fixed on backup plate 3.In addition to the middle part of backup plate 3 offers arcuate socket 38, on Side offers grip hole 39, and the inner wall of arcuate socket 38 and grip hole 39 extends to 10 side of backboard.Arcuate socket is corresponded on backboard 10 38 positions are provided with arc sets of holes 103, and 39 position of corresponding grip hole is provided with handle sets of holes 102；Arc sets of holes 103 are socketed in arc On the inner wall that shape hole 38 extends, handle sets of holes 102 are socketed on the inner wall of the extension of grip hole 39；Backup plate 3 and backboard 10 is set to connect More stablize.

The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality Within novel design concept, any modification, equivalent replacement, improvement and so on should be included in the protection of the utility model Within the scope of.

Claims

1. a kind of tablet chair, including pedestal (1), chair frame (2), backup plate (3) and seat board (4), the chair frame (2) are fixedly connected on pedestal (1) both sides of upper end, and it includes horizontal bars (5) and vertical rod piece (6) that the chair frame (2) is L-shaped, the backup plate (3) is fixed It is connected on vertical rod piece (6), the seat board (4) is fixedly connected on horizontal bars (5), it is characterised in that：The backup plate (3) Back fixation be connected with it is several it is horizontal-extending lean on connecting pole (33), the both sides level by connecting pole (33) bottom outer wall opens It is supplied by connecting pole (33) grafting by connecting hole (61) equipped with being provided on fore shaft (34), the vertical rod piece (6), it is described perpendicular The corresponding side side wall by connecting hole (61) of straight rod member (6), which vertically leans on connecting hole (61) axis direction to run through, to be had by jack (63), It is described be plugged in the jack (63) to be arranged in lean on lock-connecting piece (8) by fore shaft (34) and the vertical rod piece (6) of clamping；

The bottom of the seat board (4) is connected with several seat connecting poles (43) extended vertically, outside seat connecting pole (43) bottom The both sides level of wall offers a fore shaft (44), and the seat that abutment connecting pole (43) grafting is provided on the horizontal bars (5) connects Hole (51) is connect, side side wall vertical base connecting hole (51) axis direction of horizontal bars (5) the respective seat connecting hole (51) is opened Equipped with seat jack (52), the seat lock for being arranged in a fore shaft (44) and being clamped horizontal bars (5) is plugged in the seat jack (52) Fitting (7).

2. tablet chair according to claim 1, it is characterised in that：The outer of the seat board (4) has extended downwardly a flange (41), the outer of the backup plate (3) is extended with to back side by flange (31).

3. tablet chair according to claim 2, it is characterised in that：The back of the backup plate (3) is provided with backboard (10), described The back side of backup plate (3) is provided with injection molding casing (37), and plugged and fixed is provided on the backboard (10) in injection molding casing (37) Injection molding intubation (101).

4. tablet chair according to claim 1, it is characterised in that：The equal level in middle part of vertical rod piece (6) described in both sides opens up There is rod aperture (64), the horizontal brace rod (9) of rod aperture (64) is provided through between the vertical rod piece in both sides (6).

5. tablet chair according to claim 4, it is characterised in that：The outer circumferential at the both ends of the horizontal brace rod (9) is equal It is provided with exterior bayonet slot, U-shaped (92) for being connected to vertical rod piece (6) outer wall are connected on the exterior bayonet slot.

6. tablet chair according to claim 4, it is characterised in that：The both sides of the horizontal brace rod (9) are provided with for supporting Connect the locating plate (91) on the inside of vertical rod piece (6).

7. tablet chair according to claim 1, it is characterised in that：It is described to lean on lock-connecting piece (8) including penetrating by jack (63) By inserted link (81) and be set to penetrate one end by inserted link (81) and extend to both sides lean on hook (82)；The seat lock-connecting piece (7) Including penetrating the seat inserted link (72) of a jack (52) and being set to the seat hook that an inserted link (72) penetrates one end and extend to both sides (73)。

8. tablet chair according to claim 7, it is characterised in that：Described be provided in the middle part of inserted link (81) is socketed on by connecting Connect column (33) leans on recessing groove (83), and the seat recessing groove for being socketed on a connecting pole (43) is provided in the middle part of the seat inserted link (72) (74)。

9. tablet chair according to claim 1, it is characterised in that：It is provided in the backup plate (3) on the vertical rod piece (6) of socket The rod set (36) at end.

10. tablet chair according to claim 1, it is characterised in that：It is provided with grip hole (39) on the upside of the backup plate (3).