CN2606552Y

CN2606552Y - Combined sofa structure

Info

Publication number: CN2606552Y
Application number: CN 03240743
Authority: CN
Inventors: 谢忠栗
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-03-17
Filing date: 2003-03-17
Publication date: 2004-03-17
Anticipated expiration: 2013-03-17

Abstract

The utility model relates to a combined sofa structure which comprises a chair seat group, a hand rail group, a chair back group and a tightening component, wherein the chair seat group is provided with a transverse beam, a first nail hole and a steering locking block, and the chair seat group is in an L shape and is provided with two end surfaces. A salient extending square body is arranged on one end surface with a fourth nail hole arranged on the vertical surface of the square body so as to lead the square body to insert in a square through hole on the transverse beam; the strength post vertical surfaces of the hand rail group are arranged on a left and a right sides of the chair seat group, and the hand rail group is connected to both sides of the chair seat group by a tightening component in cross arrangement; a fixing post of the chair back group is connected at the back of the chair seat group by the tightening component in cross arrangement so as to form a stable armchair seat.

Description

The sofa structure of combination

Technical field

The utility model relates to a kind of sofa structure of combination.

Background technology

The sofa structure of known combination is as announcing the patent case No. 371869, its main composition is characterized as: a chair frame, it is a square framework, have a parallel header board and a back plate on this framework, between forward and backward plate two vertically disposed side plates, on the plate of back, at least two first pivot holes are set, at least two second pivot holes then are set on biside plate; One seat support is erected at chair frame end face, extend respectively downwards in the pedestal both sides one can with the fixing spacer of the side plate of chair frame; One chair leans on, have one abut in the chair frame back plate rear by frame, should be provided with and axial the 3rd corresponding pivot hole, the first pivot hole of chair frame by frame, between by frame and chair frame, borrow at least one hinged arm Joint, above-mentioned hinged arm has all right one way or the other inserted link portion that passes first and second pivot hole of axial butt joint respectively, plug the back in each inserted link portion respectively spiral shell establish a bolting element, in by then coating a back cushion outside the frame, the inserted link portion of this hinged arm protrudes in outside the back cushion after the coating; Two handrails, be assembled in chair frame both sides, each handrail all comprises an outer handrail frame of side plate that abuts in the chair frame, have the four pivot hole corresponding on the above-mentioned handrail frame with the second pivot hole of chair frame, and second, four pivot holes of butt joint are to supply two inserted link portions of a hinged arm to plug, in each inserted link portion and respectively spiral shell is established a bolting element, and then coating one outside the handrail frame can be for the outstanding armrest pad of two inserted link portions; And four corresponding in twos runners that are assembled in two handrail bottoms; Borrow that seat support is installed on the chair frame, chair by and two handrails be erected at the chair frame respectively afterwards on plate and the biside plate, can form the form of a sofa; And this chair frame system adopts welding to form, and the major defect on it constitutes is:

1, is not easy to obtain quality weld.

2, weld zone, welding back is because restraining of chair frame body and can not free wxpansion and contraction around being subjected to, and the cooling back just is easy to generate welding stress and distortion in weldment.

Easily produce the pollution of air when 3, welding.

4, follow-up powder body coating pre-treatment is very time-consuming, because of after the chair frame welds, must impose processing of rust removing, to prevent or to slow down the corrosion of chair frame, during right welding as adopting chair frame behind the full weld when adopting the immersion type processing of rust removing, then soak the back draining and be difficult for, and the cost of welding also can increase, on the other hand then the size of the volume of soaking compartment must enough be placed the chair frame to impose processing of rust removing.

5, the chair frame after the welding eliminates rust as adopting pouring drop mode, though must not adopt soaking compartment to soak, the chair frame rust cleaning of adopting pouring drop mode to eliminate rust is imperfect.

This shows that above-mentioned known article still have many disappearances, real non-one kindhearted design, and demand urgently being improved.

Every shortcoming that this case utility model inventor is derived in view of the sofa of above-mentioned known combination structure, so urgently think improve innovation, and after concentrating on studies through taking great pains to attain one's goal for many years, successfully research and development are finished the sofa that this part makes up and are constructed finally.

The utility model content

The purpose of this utility model is to provide a kind of sofa structure of combination, is when seat support is assembled, stress deformation after need not considering to assemble and assembling environmental limit.

An of the present utility model purpose is to provide a kind of sofa structure of combination, provides one and easily individual part assembled the member combination that becomes a sofa.

Can reach the sofa structure of the combination of above-mentioned utility model purpose, include:

The seat support group, this seat support group includes: crossbeam, it has the rectangular tube of thickness for hollow, is provided with two first nail holes at least in the vertical plane of this rectangular tube; Turn to fixed block, it is L-shaped fixed block, this fixed block is provided with two square bodies that protrude out, and the vertical plane in this square body is provided with one the 4th nail hole at least, when making this square body be embedded at the square through hole of crossbeam, the corresponding section in the crossbeam first nail hole can be aimed in the 4th nail hole of this locating piece, and connects two non-conterminous crossbeams; This seat support group is formed two groups of parallel and isometric crossbeams of opposite side the seat support frame of right angle and parallelogram by turning to fixed block on the isoplanar;

The handrail group is mounted on seat support group both sides, and this handrail group includes: handrails framework, and it is the quadra at right angle, has two to strengthen pillar at least in succession in a side place of this framework; Pillar reinforce, the vertical extension is fixed on the handrails framework at these pillar reinforce two ends, at least be provided with one second nail hole in the vertical plane place of this pillar, after the hole is followed closely with the first nail hole and the 4th of seat support group in the second nail hole of inserting the handrail group by tightening member, this handrail group and seat support group linked up;

The backrest group is mounted on the rear side of seat support group, and this backrest group includes: back frame, and it is tetragonal framework, in a side appropriate location of this framework two anchor posts is arranged at least in succession; Anchor post, this anchor post be hollow have thickness the pillar vertical fixing on back frame, and by tightening member this backrest group is connected with the seat support group in the vertical extended spot of this anchor post;

Tightening member is the Connection Element of a rivet or a thread connector, and this rivet can connect with coupled join together non-disconnectable, and thread connector can connect with coupled join together removable.

Wherein, be provided with one the 3rd nail hole at least, after the hole is followed closely with the first nail hole and the 4th of seat support group in the 3rd nail hole of inserting the backrest group by tightening member, this backrest group connected with the seat support group at the vertical extended spot of the anchor post of described backrest group.

Wherein, the tightening member that described backrest group is connected with the seat support group is a packing latch group, and it is other and corresponding to the relative position of the anchor post of backrest group that it is arranged at the first nail hole of seat support group; This packing latch group comprises:

Bolt is rear flank in the hollow round hole of lower inclined plane piece described later, and the threaded portion of this bolt binds with screw thread mutually with the internal thread of ramp piece described later center again;

The ramp piece is had an internal thread in the vertical centre place by cutting, and on the plane at the corresponding angle of inclination that is arranged at the lower inclined plane piece;

The lower inclined plane piece, after the plane at the inclined-plane of this lower inclined plane piece and ramp piece angle of inclination was in contact with one another, a side of this lower inclined plane piece was fixed in seat support group rear side, in the vertical centre place one hollow round hole is arranged.

The utility model is meant a kind of sofa structure of combination, its difference is the assembling mode of couch in the past, be to turn to fixed block to be embedded at the square through hole inboard of the parallel and isometric crossbeam of two groups of opposite side, make it to connect into the parallelogram seat support group at one group of right angle, again this handrail group is connected in the left side and the right side of seat support group, one backrest group is connected in the rear side of seat support group, aforesaid handrail group and backrest group relend by placing of tightening member and are linked on the seat support group, make it to form one and simple and easyly line up splited and formed couch structure, it is simple in structure, processing procedure is easy, with low cost, help industry and produce in a large number, have practical value.

Description of drawings

See also the detailed description and the accompanying drawing thereof of following relevant the utility model one preferred embodiment, can further understand technology contents of the present utility model and purpose effect thereof; The accompanying drawing of relevant this embodiment is:

Fig. 1 is the three-dimensional exploded view of the sofa structure of the utility model combination;

Fig. 2 is the seat support group of sofa structure of the utility model combination and the three-dimensional combination figure of handrail group;

Fig. 3 is another seat support group of sofa structure of the utility model combination and the three-dimensional combination figure of handrail group;

Fig. 4 is the three-dimensional combination figure of the sofa structure of this combination; And

Fig. 5 is the packing latch group enlarged drawing of the sofa structure of this combination.

The specific embodiment

See also Fig. 1, the sofa structure of combination provided by the utility model mainly includes: a seat support group 1, a handrail group 2, a backrest group 3 and a tightening member 4; Wherein, the vertical plane of the pillar reinforce 221 of this handrail group is connected in the left side and the right side of seat support group 1, and borrows placing of tightening member 4 that the handrail group is linked on the seat support group 1; The anchor post 321 of this backrest group 3 is connected in the rear side of seat support group 1, and borrows placing of tightening member 4 that backrest group 3 is linked on the seat support group 1.

In order more to clearly demonstrate the utility model, please consult Fig. 2 and Fig. 3 again, this seat support group 1, be by turning to square body 123 on the fixed block 121 to be embedded at square through hole 112 inboards of the parallel and isometric crossbeam 111 of two groups of opposite side, making this 4th nail hole 124 that turns to fixed block 121 is first nail 114 places, hole that correspond to crossbeam 111, and the first nail hole 114 of crossbeam 111 can be adopted and gone out or get out, but the processing mode moulding of also boring behind the subpunch, treat that two non-conterminous crossbeams 111 after turn to being embedded of fixed block 121, just can connect into one group of four limit at grade, four parallelogram seat support groups 1 that the angle all is the right angle.

After 1 connection of seat support group is finished, to be mounted on the both sides of seat support group 1 by the handrail group 2 that handrails framework 211 and pillar reinforce 221 are formed by connecting again, right handrail group 2 is to be fixed on the handrails framework 211 by vertical extension the in the two ends of pillar reinforce 221, at least be provided with one second nail hole 222 in the vertical plane place of this pillar reinforce 221, follow closely the first nail hole 114 and the 4th nail hole 124 of hole 222 and seat support group 1 by second of tightening member 4 insertion handrail groups 2 after, handrail group 2 and seat support group 1 can be linked up.As tightening member 4 is to adopt rivet, and then this rivet one end has a prefabricated head, and the other end inserts coupled nail hole, and its section of stretching out is pressed into manufactured head, promptly finishes rivet and connects; As tightening member 4 is when adopting thread connection, to need not positive thread on coupled, because of not being subjected to the restriction of coupled material, after an end that only needs to be carved with screw thread inserts coupled nail hole, assemble at bolt head and nut both sides, so, the seat with handrail is shaped gradually;

See also Fig. 3, this turns to fixed block 121 can be embedded at the square through hole 112 interior rear flank at crossbeam 111 two ends in addition, relend by the second nail hole 222 of tightening member 4 insertion handrail groups 2 and the first nail hole 114 and 124 backs, the 4th nail hole of crossbeam 111 and connect with handrail group 2, so way can allow seat support group 1 adopt the another way combination, to dwindle the volume of packing shipment.

As shown in Figure 4, when handrail group 2 with after seat support group 1 connects, the rear side that provides a backrest group 3 to be mounted on seat support group 1 again, this backrest group 3 is made up of a tetragonal back frame 311 and two anchor posts 321; The vertical extended spot of this anchor post 321 is provided with one the 3rd nail hole 322, behind the 3rd nail hole 322 of inserting backrest groups 3 by tightening member 4 and the first nail hole 114 and the 4th nail hole 124 of seat support group 1, backrest group 3 firmly can be connected on the seat support group 1.

In addition, this backrest group 3 has a kind of compound mode in addition, after the inboard packing latch group 5 that can be embedded in addition on the seat support group 1 of the through hole of the vertical extended spot in lower end of the anchor post 321 of this backrest group 3, rotate the bolt 51 of packing latch group 5 again, as shown in Figure 5, ramp piece 52 slides downwards on the plane at lower inclined plane piece 53 angles of inclination when rotation, with the through hole inboard of packing anchor post 321 lower ends, so that another firm backrest group 3 another form on seat support group 1 to be provided.

The sofa of combination provided by the utility model structure with aforementioned case and other known technology quoted as proof mutually relatively the time, has more following advantage:

1, simple structure: the structure-improved that the utility model is finished can simple and easyly will turn to fixed block to be embedded at the square through hole inboard of the parallel and isometric crossbeam of two groups of opposite side; And the tightening member effect that is connected closely is provided, make this seat support group can be more simple and easy when assembling.

2, economical and practical: the utility model structure is simple, processing procedure is easy, with low cost, helps industry and produces in a large number, has practical value.

Above-listed detailed description is specifying at one of the utility model possible embodiments, but this embodiment is not in order to limit claim of the present utility model, all do not break away from the utility model skill spirit institute for it equivalence implement or change, all should be contained in the claim of this case.

Claims

1, a kind of sofa of combination structure is characterized in that, the sofa structure of this combination comprises:

Tightening member is the Connection Element of a rivet or a thread connector.

2, the sofa of a kind of combination as claimed in claim 1 structure, wherein, vertical extended spot at the anchor post of described backrest group is provided with one the 3rd nail hole at least, follow closely the first nail hole and the 4th nail hole of hole and seat support group by the 3rd of tightening member insertion backrest group after, this backrest group is connected with the seat support group.

3, the sofa of a kind of combination as claimed in claim 1 structure, wherein, the tightening member that described backrest group is connected with the seat support group is a packing latch group, it is arranged at that first of seat support group is followed closely by the hole and corresponding to the relative position of the anchor post of backrest group; This packing latch group comprises:

4, the sofa of a kind of combination as claimed in claim 3 structure, wherein, the through hole of the anchor post of described backrest group can be embedded on the packing latch group in addition.