CN205885109U

CN205885109U - Chair

Info

Publication number: CN205885109U
Application number: CN201620275229.0U
Authority: CN
Inventors: 李永原
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-05
Filing date: 2016-04-05
Publication date: 2017-01-18
Anticipated expiration: 2026-04-05

Abstract

The utility model discloses a chair, its technical scheme main points are, including the seat support, can dismantle the back of connection on the seat support, the back is including holding up hand rack, back board, the fix with screw is passed through in the seat support both sides in the both ends of holding up hand rack, back board one side through the fix with screw on the seat support, back board opposite side through the screw connection on holding up hand rack. With the both ends of back board respectively in holding up hand rack and seat support to be connected, the back board is fixed comparatively stable like this, holds up hand rack to play the effect of the weight that supports human back, back whole like this can keep comparatively fixed when people rely on, can keep stability comparatively in the long -time use. Back also comparatively convenience when dismantling simultaneously, only need with the back board with hold up screw above the hand rack dismantle out just can to accomplish, like this people can the seat support when the stool use, very simple and convenient.

Description

Chair

Technical field

This utility model is related to household articless, particularly to a kind of chair.

Background technology

Chair is conventional household articless in our daily life, is widely used in hotel, dining room etc., sometimes needs Some chairs are carried out store, convenient in carrying, or carry out the mutual switching between stool and chair, be so accomplished by chair Backrest dismantled.

Existing notification number is: the Chinese patent of cn2719109y disclose a kind of facilitate Combined chair, its pass through connecting rod Connection to backrest is so that backrest just may be used it is only necessary to directly disassemble connecting rod from backrest when dismounting.

But when using for a long time this seat, connecting rod carries the strength of people's dependence, of long duration after Easily situation about being too greatly inclined in connecting rod, thus causing expendable deformation.

Utility model content

In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of easy to disassemble and Stability Analysis of Structures Chair.

Above-mentioned technical purpose of the present utility model has the technical scheme that a kind of chair, including chair Seat, the backrest being detachably connected on seat support, described backrest includes arm-rest frame, backboard, and the two ends of described arm-rest frame are passed through Screw is fixed on seat support both sides, and described backboard side is fixed by screws on seat support, and described backboard opposite side passes through spiral shell Nail is connected on arm-rest frame.

By technique scheme, the two ends of backboard are connected with seat support respectively at arm-rest frame, arm-rest frame is also simultaneously It is connected with seat, it is relatively stable that such backboard is fixed, arm-rest frame plays the effect of the weight supporting human body back, and leans on The effect of backboard can play the effect preventing arm-rest frame from rotating, and so whole backrest can keep relatively when people rely on For fixation, stablizing more can be kept during using for a long time.Backrest also side more when dismounting simultaneously Just it is only necessary to backboard out just can be completed with the screw disassembling above arm-rest frame, such people can work as stool seat support Son uses, very simple and convenient.

This utility model is further arranged to: described backboard, arm-rest frame, seat support are all fabricated from iron.

By technique scheme, the structure being fabricated from iron, can so that whole chair all becomes very firm, stable For a long time using it is not easy to the structures such as deformation occur.And during using, because backboard, arm-rest frame are all logical Cross the structure of screw and seat is connected, because it is all fabricated from iron, so junction point can when mode connects for screw Ensure that it can keep stablizing it is not easy to situations such as rock.

This utility model is further arranged to: described seat support includes to be placed bearing on the ground, is fixed on bearing Medicated cushion, described medicated cushion is fastened on described bearing, and described medicated cushion is fixed by screw with described bearing.

By technique scheme, the isolating construction of medicated cushion and bearing, can allow whole seat when processing more Convenient, it can carry out separate machined, then its assembly is got up and just can complete, and improves the efficiency producing.

This utility model is further arranged to: described medicated cushion center is provided with multiple air-vents.

By technique scheme, the effect of air-vent can be breathed freely to the hip position on chair, prevents people The steam of hip position is made can not effectively to scatter and disappear and damp and hot situation occurs because of long sitting posture.

This utility model is further arranged to: the fixing point of described arm-rest frame and seat is located at the midpoint position of medicated cushion two side Put.

By technique scheme, the junction point of arm-rest frame is located at side edge mid-points position, and such arm-rest frame has certain Disperses force can preferably be come, its junction point will not be particularly forward simultaneously, such people are being sitting in chair by gradient When above, foot can more freely separately will not be intercepted by arm-rest frame.

This utility model is further arranged to: include on described bearing four for support leg, described positioned at right It is provided with fix bar, fix bar quantity is two and arranged in a crossed manner between two legs of Angle Position.

By technique scheme, four legs having fix bar each other guarantee relatively stable in its structure, are holding Can keep when manned weight is relatively stable, and leg can keep the intensity supporting for a long time it is not easy to occur Situations such as rock.

This utility model is further arranged to: the two ends of described fix bar are all fixing even by welding and described leg Connect.

By technique scheme, the connection of welding is able to ensure that bonding strength between fix bar and leg it is ensured that solid Fixed pole, during connecting, is not in situations such as come off it is ensured that both can keep being fixedly connected for a long time.

In sum, this utility model has the beneficial effect that whole chair using in people in contrast to prior art Cheng Zhong, easy-to-dismount meanwhile, it is capable to ensure the stable strength carrying the dependence of people back of backrest, whole stool is when long Between when can keep initial condition, durable, be difficult deformation.And the connected mode of screw makes it install, dismantle Get up very convenient, such people are also more quick when storage, replacing chair accessory, also can when production and processing Enough accomplish substantial amounts of batch machining.

Brief description

Fig. 1 is the first structure figure of embodiment；

Fig. 2 is the second structure chart of embodiment；

Fig. 3 is the explosive view of embodiment.

Reference: 11, medicated cushion；111st, air-vent；12nd, bearing；121st, leg；122nd, fix bar；2nd, arm-rest frame；3rd, lean on Backboard.

Specific embodiment

Below in conjunction with accompanying drawing, this utility model is described in further detail.

As shown in figure 1, a kind of chair, including seat support, the backrest being detachably connected on seat support, wherein, backrest is by a u The arm-rest frame 2 of shape tubulose, the backboard 3 of strip form, and the two ends of arm-rest frame 2 are fixed by screws in seat support both sides, backrest Plate 3 side is fixed by screws on seat support, and backboard 3 opposite side is connected by screw on arm-rest frame 2.Backboard 3 is just Positioned at the centre position of arm-rest frame 2, a chimb is arranged at backboard 3 bottom, is provided with three pieces of screws, backboard 3 is just above chimb It is fixed on above seat support by chimb.The fixing point of arm-rest frame 2 and seat is located at the point midway of 11 liang of sides of medicated cushion, arm-rest frame 2 junction point is located at side edge mid-points position, and such arm-rest frame 2 has certain gradient, preferably can open disperses force Come, its junction point will not be particularly forward simultaneously, and such people foot when being sitting in above chair can more freely divide Open, intercepting of arm-rest frame 2 will not be subject to.

As shown in figure 3, seat support is made up of the medicated cushion 11 being contacted with hip, the bearing 12 being fixed on below medicated cushion 11, bearing 12 have a circle raised above, medicated cushion 11 can be allowed to be fastened on bearing 12, then medicated cushion 11 is fixed by screw with bearing 12 again, The quantity of screw can be one, can be multiple, can be along the outward flange distribution of medicated cushion 11.So, medicated cushion 11 and bearing 12 isolating construction, can allow whole seat more convenient when processing, it can carry out separate machined, is then spelled Load and just can complete, improve the efficiency producing.

As shown in Fig. 2 include on bearing 12 four for support leg 121, leg 121 is for contacting with ground , it is provided with fix bar 122 between two legs 121 of diagonal position, fix bar 122 quantity is two and arranged in a crossed manner, The two ends of fix bar 122 are all to be fixedly connected with leg 121 by welding.

Four legs 121 having fix bar 122 each other guarantee relatively stable in its structure, are carrying people's weight When relatively stable, the feelings such as leg 121 can keep the intensity it is not easy to occur supporting to rock for a long time that can keep Condition, and the connection welded is able to ensure that bonding strength between fix bar 122 and leg 121 it is ensured that fix bar 122 is being connected During, be not in situations such as come off it is ensured that both can keep being fixedly connected for a long time.

Wherein, backboard 3, arm-rest frame 2, medicated cushion 11, bearing 12 are all fabricated from iron, and the structure being fabricated from iron makes entirely Chair all becomes very firm, stable, can be for a long time using it is not easy to the structures such as deformation.And in use During, because backboard 3, arm-rest frame 2 are all to be connected with seat by the structure of screw, because it is all fabricated from iron , so when mode connects for screw, junction point ensure that it can keep stablizing it is not easy to situations such as rock.

Medicated cushion 11 center is provided with multiple air-vents 111, air-vent 111 circumferentially position distribution.The work of air-vent 111 With can breathing freely to the hip position on chair, prevent people from making the steam of hip position because of long sitting posture Can not effectively scatter and disappear and damp and hot situation occurs.

The above is only exemplary embodiment of the present utility model, not for restriction protection model of the present utility model Enclose, protection domain of the present utility model is determined by appended claim.

Claims

1. a kind of chair, including seat support, the backrest being detachably connected on seat support, is characterized in that: described backrest includes handrail Frame (2), backboard (3), the two ends of described arm-rest frame (2) are fixed by screws in seat support both sides, and described backboard (3) side leads to Cross screw to be fixed on seat support, described backboard (3) opposite side is connected by screw on arm-rest frame (2), and described seat support includes Have and place bearing (12) on the ground, the medicated cushion (11) being fixed on bearing (12), described medicated cushion (11) is fastened on described On seat (12), and described medicated cushion (11) is fixed by screw with described bearing (12), and described bearing (12) includes four use In the leg (121) supporting, described between two legs (121) of diagonal position, it is provided with fix bar (122), fix bar (122) quantity is two and arranged in a crossed manner.

2. chair according to claim 1, is characterized in that: described backboard (3), arm-rest frame (2), seat support are all by iron Become.

3. chair according to claim 1, is characterized in that: described medicated cushion (11) center is provided with multiple air-vents (111).

4. chair according to claim 1, is characterized in that: described arm-rest frame (2) is located at medicated cushion with the fixing point of seat The point midway of (11) two sides.

5. chair according to claim 1, is characterized in that: the two ends of described fix bar (122) are all by welding and institute State leg (121) to be fixedly connected.