CN208228676U

CN208228676U - A kind of assembly chair

Info

Publication number: CN208228676U
Application number: CN201820082654.7U
Authority: CN
Inventors: 赖强
Original assignee: Guangzhou Yonggu Furniture Co Ltd
Current assignee: Guangzhou Yonggu Furniture Co Ltd
Priority date: 2018-01-17
Filing date: 2018-01-17
Publication date: 2018-12-14
Anticipated expiration: 2028-01-17

Abstract

The utility model relates to field of furniture, and in particular to the problem of a kind of assembly chair solves in people's short time and leaves seat, and the article being placed on handrail is fallen because of the linkage mechanism between handrail and seat board；It includes foot prop, backrest, handrail frame, handrail body and seat board, and seat board is rotatablely connected by first rotating shaft and handrail frame, and handrail frame is fixedly connected with foot prop, and driving seat board is provided in first rotating shaft and is overturn to the first elastic component of vertical collapsed state；Handrail body is movably connected in handrail frame, and the handrail body that links during seat board overturning opening to level is provided between handrail body and seat board moves to linkage mechanism when it is in seat use state in handrail frame；The movement that fixing piece limits handrail body when handrail body is in seat use state is provided between the driving link and handrail frame of linkage mechanism.When people leaves seat in a short time, the article being placed in handrail body is not fallen out, easy to use.

Description

A kind of assembly chair

Technical field

The utility model relates to field of furniture, in particular to a kind of assembly chair.

Background technique

Existing assembly chair, seat board can be by opening manually, but handrail is generally fixedly installed, even if such structure When assembly chair is in idle state, engaged position is more, causes the passageway between forward and backward assembly chair relatively narrow, and it is logical to influence people Row.

Notification number is that the Chinese patent document of CN202312227U discloses the auditorium of a kind of seat board and handrail folding linkage Chair, including chair leg, backrest, determine handrail and seat board, seat board has seat board shaft with determining to couple between handrail, described to determine to lead on handrail It crosses handrail shaft and is rotatably connected to dynamic handrail, be fixed with guide plate on dynamic handrail, determine to be provided with arc guide groove on handrail, corresponding arc The seat board side of shape guide groove is extended with idler wheel, and idler wheel sleeve enters to be placed in arc guide groove below guide plate, in the seat spare time State is set, idler wheel is not contacted with guide plate, and when such seat vicinal will not interfere with each other, and seat board idler wheel when opening arcuately is led Push guide plate that handrail is made to link to slot.

However, the article being placed on handrail can be because handrail be with seat when user leaves seat in a short time Ganged movement and fall, it is inconvenient to use.

Utility model content

The purpose of this utility model is to provide a kind of assembly chairs, have the advantages that easy to use.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of assembly chair, including foot prop, backrest, handrail frame, handrail body and seat board, the seat board by first rotating shaft with The rotation connection of handrail frame, the handrail frame are fixedly connected with foot prop, and driving seat board is provided in the first rotating shaft and is overturn to perpendicular First elastic component of straight collapsed state；The handrail body is movably connected in handrail frame, between the handrail body and seat board It is provided with seat board overturning and opens to the handrail body that links during level to move to it in handrail frame and be in seat and use shape Linkage mechanism when state；It is provided with fixing piece between the driving link and handrail frame of the linkage mechanism and is in seat in handrail body The movement of handrail body is limited when use state.

Using the above structure, the side for pinning seat board down opens seat board overturning to during level, by helping Linkage mechanism linkage handrail body between hand ontology and seat board moves in handrail frame and handrail body is made in seat With state, when handrail body stop motion, fixing piece realization handrail body is relatively fixed with handrail frame, and handrail body is no longer transported Dynamic, when people is of short duration and seat disengages, handrail body is in seat use state always, the article being placed in handrail body It is not easy to fall, it is easy to use.

The utility model is further arranged to rotation in the handrail frame and is provided with the second shaft, and the handrail body is fixed It is connected in the second shaft, linkage mechanism linkage handrail body in seat board overturning opening to level is overturn to horizontal seat Chair use state.

Using the above structure, it is linked when seat board is overturn around first rotating shaft to horizontality handrail body by linkage mechanism It is overturn around the second shaft to horizontal seat use state in handrail frame, it is easy to operate.

It includes the driving link being fixedly connected in first rotating shaft that the utility model, which is further arranged to the linkage mechanism, should Driving link is belt wheel；The belt wheel being fixedly connected in the second shaft；And it is set around the driving belt between two belt wheels.

Using the above structure, by the transmission effect of belt wheel and driving belt, seat board overturns the handrail body that links when opening It overturns to lateral seat use state, it is easy to operate, quick.

It includes the horizontal fixture block being slidably connected in handrail frame that the utility model, which is further arranged to the fixing piece, described The card slot with fixture block cooperation clamping is offered on the belt wheel of second shaft, and driving fixture block is connected between the fixture block and handrail frame With the second elastic component of card slot cooperation clamping.

Using the above structure, it overturns to open to lateral seat under the action of linkage mechanism when handrail body and uses shape State, when card slot is corresponding with the position of fixture block, fixture block, which cooperates under the action of the second elastic component with card slot, to be clamped, and handrail body is not It is rotated further by, relatively fixed between handrail body and handrail frame, people is of short duration to leave seat board, and handrail will not be overturn, so that placing It is not fallen out in the article on handrail, it is easy to use.

It includes that the first handrail and horizontal sliding extension are connected to that the utility model, which is further arranged to the handrail body, The second handrail on one handrail, the second handrail level are slidably connected in handrail frame, and the linkage mechanism is overturn in seat board The second handrail level that links when opening to level sliding elongation to handrail body is in seat use state.

Using the above structure, the second handrail is linked first in seat board overturning opening to horizontality by linkage mechanism Elongation is easy to operate, quick to seat use state on handrail.

It includes the driving link being fixedly connected on the second handrail that the utility model, which is further arranged to the linkage mechanism, should Driving link is rack gear, and is fixedly connected on the gear being engaged with rack in first rotating shaft.

Using the above structure, the side of seat board is pressed down, and seat board overturns with first rotating shaft and opens, and in first rotating shaft Gear rotate with it, and drive the horizontal sliding in handrail frame of the rack gear that engages so that the second handrail extend to Seat use state is easy to operate, quick.

It includes the horizontal fixture block being slidably connected in handrail frame that the utility model, which is further arranged to the fixing piece, described The card slot with fixture block cooperation clamping is offered on rack gear, and driving fixture block is connected between the fixture block and handrail frame and card slot cooperates Second elastic component of clamping.

Using the above structure, horizontal sliding is opened with the overturning of seat board by linkage mechanism when the second handrail to extend, When fixture block is corresponding with the position of card slot, fixture block, which cooperates under the action of the second elastic component with card slot, to be clamped, and the second handrail is no longer Level sliding, it is relatively fixed between the second handrail of realization and handrail frame, it is easy to operate, quick.

The utility model is further arranged to described offer several sound-absorption holes and gas vent by back.

Using the above structure, sound-absorption hole and gas vent strengthen the sound absorption function for being placed in the assembly chair of heel row, are suitable for The occasion of acoustics high requirement.

It includes station foot and sole that the utility model, which is further arranged to the foot prop, and it is vertical to be fixedly connected in the station foot Reinforcing rib.

Using the above structure, reinforce support force when seat board is overturn to seat use state to seat board.

In conclusion seat board overturning is opened extremely the utility model has the following beneficial effects: pressing down on the side of seat board Horizontality passes through the belt wheel in first rotating shaft and the second shaft and the driving belt being set around on two belt wheels linkage handrail sheet Body overturning is opened to seat use state；Or the tooth engaged on the second handrail with gear is driven by the gear in first rotating shaft Item level is slided and is extended to seat use state, then passes through the clamping engagement of fixture block and card slot so that handrail body is in seat When use state, handrail body will not be overturn or horizontal sliding, so that during using the assembly chair, it will not be because of short It is temporarily disengaged with seat board and the article being placed in handrail body is slid, it is easy to operate, quick.

Detailed description of the invention

Fig. 1 is structural schematic diagram when seat board and handrail body are in seat use state in embodiment 1

Fig. 2 is the structural schematic diagram of linkage mechanism when seat board and handrail body are in seat use state in embodiment 1；

Fig. 3 is the structural schematic diagram in embodiment 1 at fixing piece；

Fig. 4 is structural schematic diagram when seat board and handrail body are in seat use state in embodiment 2；

Fig. 5 is the structural schematic diagram of linkage mechanism when seat board and handrail body are in seat use state in embodiment 2；

Fig. 6 is the structural schematic diagram in embodiment 2 at fixing piece.

Appended drawing reference: 1, handrail body；101, the first handrail；102, the second handrail；2, seat board；3, handrail frame；4, foot prop； 41, it stands foot；42, sole；5, backrest；6, sound-absorption hole；7, gas vent；8, linkage mechanism；801, the second shaft；802, belt wheel； 803, driving belt；811, rack gear；812, gear；9, fixing piece；901, fixture block；902, card slot；903, spring；10, torsional spring； 11, first rotating shaft；12, shifting block；13, reinforcing rib.

Specific embodiment

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

The following specific embodiments of the utility model are only the explanation to the utility model, are not practical new to this The limitation of type, those skilled in the art can according to need after reading this specification makes without creativeness the present embodiment The modification of contribution, but as long as all by the protection of Patent Law in the scope of the claims of the utility model.

Embodiment 1: a kind of assembly chair, as shown in Figure 1, including foot prop 4, backrest 5, handrail frame 3, handrail body 1 and seat board 2, seat board 2 is shown in Fig. 2 by first rotating shaft 11() it is rotatablely connected with handrail frame 3, handrail frame 3 is fixedly connected with foot prop 4, handrail body 1 sees Fig. 2 by the second shaft 801() it is rotationally connected in handrail frame 3, it is provided with seat board 2 between handrail body 1 and seat board 2 and turns over The handrail body 1 that links during turning to open to level overturns to it around the second shaft 801 in handrail frame 3 and is in seat use Linkage mechanism 8 when state.

As shown in Fig. 2, handrail body 1 is fixedly connected in the second shaft 801, which includes being fixedly connected on First rotating shaft 11 and belt wheel 802 in the second shaft 801 and the driving belt 803 being set around between two belt wheels 802.

The first elastic component of driving seat board 2 overturning to vertical collapsed state is provided in first rotating shaft 11；First elasticity Part is specially torsional spring 10.

As shown in figure 3, being in seat in handrail body 1 between the belt wheel 802 in first rotating shaft 11 and handrail frame 3 uses shape Fixing piece 9 is provided with when state to limit handrail body 1 around the flip-flop movement of the second shaft 801.The fixing piece 9 includes horizontal sliding The fixture block 901 being connected in handrail frame 3 offers the card slot with the cooperation clamping of fixture block 901 on the belt wheel 802 of second shaft 801 902, the second elastic component of driving fixture block 901 and the cooperation clamping of card slot 902 is connected between fixture block 901 and handrail frame 3, this second Elastic component is specially spring 903.The shifting block 12 being pierced by outside handrail frame 3 is fixedly connected on fixture block 901 with control fixture block 901 and card Slot 902 disengages.

In conjunction with shown in Fig. 2, offering several sound-absorption holes 6 and gas vent 7 on backrest 5；Sound-absorption hole 6 and gas vent 7 are reinforced It is placed in the sound absorption function of the assembly chair of heel row, so that the assembly chair is suitable for the occasion of acoustics high requirement.

Foot prop 4 includes station foot 41 and sole 42, is fixedly connected with vertical reinforcing rib 13 in foot 41 of standing；Reinforce seat board 2 to turn over To the support force of seat board 2 when going to seat use state.

Specific work process: pressing down on the side of seat board 2, and seat board 2 is overturn around first rotating shaft 11, and passes through belt wheel 802 Transmission effect with driving belt 803 drives handrail body 1 to overturn around the second shaft 801 to seat in handrail frame 3 and uses shape State, at this point, fixture block 901 and card slot 902 are engaged by clamping, so that handrail body 1 when fixture block 901 is corresponding with the position of card slot 902 No longer overturn.

It when not needing using the assembly chair, is first disengaged with seat board 2, stirs shifting block 12, so that fixture block 901 is from card slot Deviate from 902, under the action of torsional spring 10, seat board 2 is flipped up around first rotating shaft 11 to vertical collapsed state, passes through gear The linkage of structure 8 acts on, and handrail body 1 is flipped up around the second shaft 801 therewith and is stowed in handrail frame 3 vertically.

Embodiment 2: difference from example 1 is that the difference of manner of the handrail body 1 in handrail frame 3, The difference of the position of difference and card slot 902 setting of linkage mechanism 8 between handrail body 1 and seat board 2, as shown in figure 4, helping Hand ontology 1 includes that the first handrail 101 being fixedly connected in handrail frame 3 and horizontal sliding extension are connected on the first handrail 101 The second handrail 102,102 level of the second handrail is slidably connected in handrail frame 3.

As shown in figure 5, the linkage mechanism 8 of the present embodiment include the rack gear 811 that is fixedly connected on the second handrail 102 and It is fixedly connected on the gear 812 being meshed in first rotating shaft 11 with rack gear 811.

As shown in fig. 6, the fixing piece 9 of the present embodiment is the card slot offered on rack gear 811 with the cooperation clamping of fixture block 901 902。

Specific work process: pressing down on the side of seat board 2, and seat board 2 is overturn around first rotating shaft 11, and passes through gear 812 It drives the second handrail 102 level in handrail frame 3 to slide and extend to seat with the transmission effect that rack gear 811 engages and uses shape State, at this point, fixture block 901 and card slot 902 are engaged by clamping, so that the second handrail when fixture block 901 is corresponding with the position of card slot 902 102 no longer horizontal slidings.

It when not needing using the assembly chair, is first disengaged with seat board 2, stirs shifting block 12, so that fixture block 901 is from card slot Deviate from 902, under the action of torsional spring 10, seat board 2 is flipped up around first rotating shaft 11 to vertical collapsed state, passes through gear The linkage of structure 8 acts on, and the second handrail 102 is horizontal on the first handrail 101 to be slided and be contracted in handrail frame 3.

Claims

1. a kind of assembly chair, including foot prop (4), backrest (5), handrail frame (3), handrail body (1) and seat board (2), the seat board (2) it being rotatablely connected by first rotating shaft (11) and handrail frame (3), the handrail frame (3) is fixedly connected with foot prop (4), and described the The first elastic component of driving seat board (2) overturning to vertical collapsed state is provided in one shaft (11)；It is characterized in that: the handrail Ontology (1) is movably connected in handrail frame (3), and seat board (2) overturning is provided between the handrail body (1) and seat board (2) and is beaten Handrail body (1) is linked during opening to level in the interior linkage moved to when it is in seat use state of handrail frame (3) Mechanism (8)；Fixing piece (9) is provided at handrail body (1) between the driving link and handrail frame (3) of the linkage mechanism (8) The movement of handrail body (1) is limited when seat use state.

2. a kind of assembly chair according to claim 1, it is characterized in that: rotation is provided with second turn in the handrail frame (3) Axis (801), the handrail body (1) are fixedly connected on the second shaft (801), and the linkage mechanism (8) overturns in seat board (2) Linkage handrail body (1) is overturn to horizontal seat use state when opening to level.

3. a kind of assembly chair according to claim 2, it is characterized in that: the linkage mechanism (8) includes being fixedly connected on the Driving link in one shaft (11), the driving link are belt wheel (802)；The belt wheel being fixedly connected on the second shaft (801) (802)；And it is set around the driving belt (803) between two belt wheels (802).

4. a kind of assembly chair according to claim 3, it is characterized in that: the fixing piece (9) is slidably connected to including level Fixture block (901) in handrail frame (3) offers on the belt wheel (802) of second shaft (801) and blocks with fixture block (901) cooperation The card slot (902) connect, is connected with driving fixture block (901) between the fixture block (901) and handrail frame (3) and card slot (902) cooperate Second elastic component of clamping.

5. a kind of assembly chair according to claim 1, it is characterized in that: the handrail body (1) includes being fixedly installed on to help The first handrail (101) and horizontal sliding extension in hand frame (3) are connected to the second handrail (102) on the first handrail (101), institute It states the second handrail (102) level to be slidably connected in handrail frame (3), the linkage mechanism (8) is opened in seat board (2) overturning to water The horizontal sliding elongation of the second handrail (102) that usually links to handrail body (1) is in seat use state.

6. a kind of assembly chair according to claim 5, it is characterized in that: the linkage mechanism (8) includes being fixedly connected on the Driving link on two handrails (102), which is rack gear (811), and is fixedly connected on first rotating shaft (11) and rack gear (811) meshed gears (812).

7. a kind of assembly chair according to claim 6, it is characterized in that: the fixing piece (9) is slidably connected to including level Fixture block (901) in handrail frame (3) offers the card slot (902) with fixture block (901) cooperation clamping, institute on the rack gear (811) State the second elastic component that driving fixture block (901) and card slot (902) cooperation clamping are connected between fixture block (901) and handrail frame (3).

8. a kind of assembly chair according to claim 1, it is characterized in that: offering several sound-absorption holes (6) on the backrest (5) With gas vent (7).

9. a kind of assembly chair according to claim 1, it is characterized in that: the foot prop (4) includes station foot (41) and sole (42), vertical reinforcing rib (13) are fixedly connected in the station foot (41).