CN110101245A - A kind of sofa seat frame - Google Patents
A kind of sofa seat frame Download PDFInfo
- Publication number
- CN110101245A CN110101245A CN201910385058.5A CN201910385058A CN110101245A CN 110101245 A CN110101245 A CN 110101245A CN 201910385058 A CN201910385058 A CN 201910385058A CN 110101245 A CN110101245 A CN 110101245A
- Authority
- CN
- China
- Prior art keywords
- sofa seat
- seat frame
- strutbeam
- crossbeams
- stringer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C23/00—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases
- A47C23/12—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using tensioned springs, e.g. flat type
- A47C23/16—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using tensioned springs, e.g. flat type of plane meandering type
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C23/00—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases
- A47C23/12—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using tensioned springs, e.g. flat type
- A47C23/26—Frames therefor; Connecting the springs to the frame
Landscapes
- Seats For Vehicles (AREA)
Abstract
The invention discloses a kind of sofa seat frames, and including frame and several elastic components being arranged in the frame, the frame includes two symmetrically arranged stringers and two crossbeams for connecting two stringers；The cross section of the stringer is L-shaped and constitutes a placed cavity including a riser and a transverse slat, the riser and transverse slat, and the both ends of the transverse slat length direction form flanging towards bending on the inside of the placed cavity；Two crossbeams are symmetrically disposed on the flanging at the stringer both ends and located in the placement cavity；It further include at least one strutbeam, the strutbeam connects two crossbeams.Relative to existing sofa seat mount structure, the present invention improves the production efficiency of component, reduces materials being fabricated, reduce production cost under the premise of guaranteeing seat frame support strength, simplifies many and diverse assembly process and required part, it is easy to accomplish automation.
Description
Technical field
The present invention relates to technical field of furniture more particularly to a kind of sofa seat frames.
Background technique
Furniture industry belongs to labor-intensive traditional industries all the time, needs in production process a large amount of artificial
Labour and production material, and production efficiency is low.Such as current sofa seat frame, form the frame one of main load component
As by rectangle steel or channel steel welding be made, the connectivity problem because of the stress problem of frame and with other sofa components, frame
Left and right beam, the requirement that front and rear beam is replaced mutually and whole materials being fabricated can not be met simultaneously to require less, cause the production of component
Type is more, production is difficult, materials are big, is unfavorable for the expanded production of enterprise.
Summary of the invention
In order to overcome at least one defect described in the above-mentioned prior art, the present invention provides a kind of sofa seat frame.
The present invention is that technical solution used by solving the problems, such as it is:
A kind of sofa seat frame, including frame and several elastic components being arranged in the frame, the frame includes two
Symmetrically arranged stringer and two crossbeams for connecting two stringers；The cross section of the stringer is L-shaped and including one
Riser and a transverse slat, the riser and transverse slat constitute a placed cavity, and the both ends of the transverse slat length direction are towards the placement
Intracavitary side bending forms flanging；Two crossbeams are symmetrically disposed on the flanging at the stringer both ends and are located at the placed cavity
It is interior；It further include at least one strutbeam, the strutbeam connects two crossbeams.
Sofa seat frame provided by the present invention, rail portion is set as L shape and both ends are provided with flanging to form arch,
Enhance the endurance of stringer, crossbeam is mounted on flanging, and two stringers are both designed as being symmetrical arranged and can be replaced mutually with two crossbeams
General part, and two crossbeams are connected to enhance the support strength of seat frame by strutbeam.Relative to existing sofa seat mount structure,
The present invention improves the production efficiency of component, reduces materials being fabricated, reduce life under the premise of guaranteeing seat frame support strength
Cost is produced, simplifies many and diverse assembly process and required part, it is easy to accomplish automation.
Further, chamfering is provided on the flanging.
Stringer materials being fabricated was into once reducing as a result,.
Further, the strutbeam is made of round tube, at least one bending part is formed on the strutbeam.
The characteristic of round tube material is utilized to possess while guaranteeing that strutbeam has enough stability and intensity as a result,
The smallest cross section reduces materials being fabricated；Also, buffering is provided for the stress deformation of strutbeam using bending part.
Further, the bending part is V-shaped.
V-shape can make the deformation of strutbeam more stable as a result,.
Further, a crossbeam is fixed on by screw in described strutbeam one end, and the strutbeam other end hanging buckle is in another cross
Beam.
The assembling of strutbeam and crossbeam is simple and convenient as a result,.
Further, the elastic component be serpentine spring, the serpentine spring be in towards the sofa seat frame seating towards
The arch of arch.
Several serpentine springs are configured to the arch arcuation ride surface with comfort as a result, work as serpentine spring
When starting stress at one, serpentine spring starts deformation elongation herein, and serpentine spring forms arcuate arc decline, but works as the bow
When shape arc is close to ride surface, which still has can be by the leeway of further elongation.
Further, the serpentine spring is arranged between two crossbeams, on the crossbeam pairing be provided with for
The drag hook that the serpentine spring is connected.
The both ends of the serpentine spring are hooked in respectively on the drag hook of two crossbeams as a result, the drag hook and snakelike bullet
The connection of spring be it is movable, increase the uplink and downlink space of serpentine spring, so that the elasticity of serpentine spring be made to be fully used,
Enhance the comfort level of sofa.
Further, further include connector for connecting several serpentine springs.
Further, the connector rectangular frame-shaped or rod-shaped.
Thus, it is possible to make being more uniformly stressed for sofa, when sofa is when discontinuity, serpentine spring is not yet
It is easy to reach compression limit at stress point, the feeling that people just sits on bottom without one when seating.
In conclusion sofa seat frame provided by the invention has the following technical effect that
1) rail portion is set as L shape and both ends are provided with flanging, and crossbeam is mounted on flanging, two stringers and two crossbeams
It is both designed as being symmetrical arranged the general part that can be replaced mutually, and two crossbeams is connected so that the support for enhancing seat frame is strong by strutbeam
Degree, improves the production efficiency of component, reduces materials being fabricated, reduce production cost, simplify many and diverse assembly process with
Required part, it is easy to accomplish automation；
2) characteristic of round tube material is utilized to possess most while guaranteeing that strutbeam has enough stability and intensity
Small cross section reduces materials being fabricated；
3) bending part of V-shape is utilized, the stress deformation for strutbeam provides buffering and its deformation is more stable；
4) two crossbeams are connected using the serpentine spring of arch arcuation as elastic component, and are connected several serpentine springs with connector
It connects, create a uniform force and there is the comfortable arch arcuation ride surface for sitting sense.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is another visual angle schematic diagram of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of stringer shown in Fig. 1；
Fig. 4 is the structural schematic diagram of crossbeam shown in Fig. 1；
Fig. 5 is the structural schematic diagram of another embodiment of crossbeam shown in Fig. 1；
Fig. 6 is the structural schematic diagram of strutbeam shown in Fig. 1；
Fig. 7 is the portion A shown in FIG. 1 enlarged diagram；
Fig. 8 is the portion B shown in FIG. 1 enlarged diagram；
Fig. 9 is the connection schematic diagram of sofa seat frame and sofa handrail shown in the present invention.
Wherein, appended drawing reference meaning is as follows:
1, stringer；11, riser；12, transverse slat；13, flanging；14, chamfering；15, placed cavity；2, crossbeam；21, vertical edge；22, horizontal
Side；23, drag hook；24, screw hole；25, through-hole；3, strutbeam；31, bending part；32, circle hook；33, right angle crotch；4, elastic component；5, even
Fitting；6, sofa handrail；7, longitudinal beam connecting piece；8, first crossbeam connector；9, second cross beam connector.
Specific embodiment
In order to better understand and implement, following will be combined with the drawings in the embodiments of the present invention, in the embodiment of the present invention
Technical solution be clearly and completely described.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that the limitation present invention.
Refering to fig. 1 and Fig. 9, the invention discloses a kind of sofa seat frames, including frame and are arranged in the frame
Several elastic components 4 will carry out for the specifically technical solution of the sofa seat frame used in the single seat sofa in the present embodiment
Clearly and completely describe.
Refering to fig. 1, the generally rectangular shaped frame-shaped of the frame, including two stringers 1, two crossbeams 2 and for connect two described in
The strutbeam 3 of crossbeam 2, two stringers 1 and two crossbeams 2 distinguish symmetrical setting and its end is connected with each other to constitute square
Shape frame-shaped.Two stringers 1 and two crossbeams 2 are respectively the general part that can be replaced mutually as a result, improve the production of component
Efficiency.
Refering to fig. 1, Fig. 2 and Fig. 3, the substantially L-shaped shape in cross section of the stringer 1, including a riser 11 and a transverse slat
12, the transverse slat 12 is parallel to the ride surface of the sofa seat frame, the riser 11 and the perpendicular connection of transverse slat 12 and composition one
The both ends of placed cavity 15,12 length direction of transverse slat form flanging 13, the flanging towards the 15 inside bending of placed cavity
13 and the angle of the ride surface of the sofa seat frame are 15 °~75 °, are provided with chamfering 14 on the flanging 13, as a result, transverse slat 12
Arch is formed, the endurance of stringer 1 is enhanced, bigger buffer distance is also provided for ride surface.Referring to Fig.2, external force F is from described
Crossbeam 2 is applied on the flanging 13 at 1 both ends of stringer, and the external force F is decomposed into the folding force perpendicular to the flanging 13
The F1 and extruding force F2 for being parallel to the flanging 13, by force resolution and composition principle it is found that folding force F1 is less than external force F,
When the cross-sectional area of beam is consistent, the bending strength of the stringer 1 will be bigger than common Investigation of Reinforcing Rectangular Steel Beam or steel channel beam more,
For the stringer 1 under the premise of meeting the bending strength of structure, materials being fabricated is less as a result,.Preferably, the riser 11 with
The transverse slat 12 is an integral molding structure, and has biggish intensity for the ease of processing and keeping stringer, the riser 11 with
The transverse slat 12 steel plate bending for the same side is formed.It should be pointed out that the riser 11 is not limited to one with the transverse slat 12
Molding structure can also be fixed the riser 11 and 12 phase of transverse slat by the method for welding.
Refering to fig. 1 and Fig. 4, in the present embodiment, the substantially inverted u-shaped shape in the cross section of the crossbeam 2, including two vertical edges 21
And connection two vertical edges 21 horizontal edge 22, the height of two vertical edges 21 it is variant so as to adapt to the flanging 13 with it is described
The angle of the ride surface of sofa seat frame, the horizontal edge 22 is stamped and formed out four drag hooks being equally spaced 23 to its lateral surface, described
It is symmetrically arranged with multiple screw holes 24 on horizontal edge 22, multiple through-holes 25 are symmetrically arranged on the vertical edge 21.
Refering to Fig. 5, in another embodiment, the cross section of the crossbeam 2' can also substantially be in inverted L shape shape, including a vertical edge
21' and horizontal edge a 22', the horizontal edge 22' is stamped and formed out four drag hook 23' being equally spaced, the horizontal edge to its lateral surface
Multiple screw hole 24' are symmetrically arranged on 22'.
Refering to fig. 1 and Fig. 6, in the present embodiment, the strutbeam 3 is made of round tube, and the round tube is solid steel tube, described
Bending part 31 there are two being bent to form, the substantially v-shaped shape of the bending part 31, one end bending of the strutbeam 3 are spaced on strutbeam 3
Circle hook 32 is formed, other end bending forms right angle crotch 33.The characteristic for utilizing round tube material as a result, is guaranteeing that it is sufficient that strutbeam 3 has
While enough stability and intensity, possess the smallest cross section, reduces materials being fabricated；It is strutbeam 3 using bending part 31
Stress deformation provides buffering and its deformation is more stable.It should be pointed out that in another embodiment, the both ends of the strutbeam 3 can
Equal bending forms round hook 32 or right angle crotch 33, to realize the connection of the strutbeam 3 and two crossbeams.
Refering to fig. 1, Fig. 7 and Fig. 8, in the present embodiment, the crossbeam 2 are symmetrically disposed on 1 length direction of stringer
Both ends and it is located in the placed cavity 15 that the riser 11 is constituted with transverse slat 12, preferably, the crossbeam 2 is set to the flanging 13
On, 21 lower surface of vertical edge of the crossbeam 2 is abutted with the flanging 13 of the stringer 1, and the end face of the crossbeam 2 is bonded the stringer
1 vertical edge 11；Described 3 one end of strutbeam passes through the round hook 32 by screw and screw hole 24 is fixed on a crossbeam 2, separately
One end by the cooperation hanging buckle of right angle crotch 33 and through-hole 25 on another crossbeam 2 so that the group of strutbeam 3 and crossbeam 2
It fills simple and convenient.It should be pointed out that the crossbeam 2 and the solderable fixation of the stringer 1, can also be bolted fixation.
Referring to Fig.2, external force F, from the flanging 13 that the crossbeam 2 is applied to 1 both ends of stringer, the external force F is decomposable
At the folding force F1 perpendicular to the flanging 13 and it is parallel to the extruding force F2 of the flanging 13, by force resolution and synthesizes original
Reason is it is found that folding force F1 is less than external force F, and when the cross-sectional area of beam is consistent, the bending strength of the stringer 1 will be than common square
Shape girder steel or steel channel beam want greatly more, and the stringer 1 under the premise of meeting the bending strength of structure, use by manufacture as a result,
Material is less.When 1 stress of stringer bends deformation, the distance between the crossbeam 2 for being mounted on 1 both ends of stringer will become larger,
In the process, the strutbeam 3 provides the pulling force that two crossbeams 2 further, and increases the stability of the sofa seat frame.
As a result, by the overall technical architecture of the stringer 1, crossbeam 2 and strutbeam 3, guaranteeing seat frame support strength
Under the premise of, the production efficiency of component is improved, materials being fabricated is reduced, reduces production cost, simplifies many and diverse assembler
Sequence and required part, it is easy to accomplish automation.
Refering to fig. 1 and Fig. 2 is provided with four elastic components 4, the elastic component 4 in the present embodiment on the frame
For serpentine spring, the serpentine spring is in the arch encircleed upwardly towards the seating of the sofa seat frame, four serpentine springs
It is configured to the arch arcuation ride surface with comfort.When starting stress at the serpentine spring one as a result, this
Place's serpentine spring starts deformation elongation, and the serpentine spring forms arcuate arc decline, but works as the arcuate arc close to ride surface
When, the serpentine spring still has can be by the leeway of further elongation.
In the present embodiment, the both ends of the serpentine spring are respectively on the movable drag hook 23 for being hooked in two crossbeams 2,
The uplink and downlink space of the serpentine spring is increased, so that the elasticity of the serpentine spring be made to be fully used, enhances sofa
Comfort level.
Refering to fig. 1, in the present embodiment, the sofa seat frame further includes the connector 5 for connecting four serpentine springs,
To be not easy to reach compression limit at stress point when sofa is when discontinuity, people does not just have when seating yet
There is a feeling for sitting on bottom.
Preferably, in the present embodiment, the connector 5 is rectangular box-like in being surrounded by round bar bending, so that sofa
Be more uniformly stressed.It should be pointed out that the connector 5, which is not limited to bending, surrounds rectangular box-like, the connector 5
It can also be direct rod shape or C-shaped-rod shape.
Refering to Fig. 9, in the present embodiment, after the sofa seat frame integrated connection molding, in the riser 11 of two stringers 1
Lateral surface relative spacing fixes three longitudinal beam connecting pieces 7, on two crossbeams 2 relatively fixed first crossbeam connector 8 and
Second cross beam connector 9, then respectively by longitudinal beam connecting piece 7, first crossbeam connector 8 and second cross beam connector 9 and two
Handrail is fixedly connected.
In conclusion sofa seat frame provided by the present invention, 1 part of stringer is set as L shape, two stringers 1 and two crossbeams 2
It is both designed as being symmetrical arranged the general part that can be replaced mutually, and two crossbeams 2 is connected to enhance the support of seat frame by strutbeam 3
Intensity improves the production efficiency of component, reduces materials being fabricated, reduces production cost, simplifies many and diverse assembly process
With required part, it is easy to accomplish automation；Using the characteristic of round tube material, guarantee strutbeam 3 have enough stability and
While intensity, possess the smallest cross section, reduces materials being fabricated；It is that the stress of strutbeam 3 becomes using the bending part 31 of V-shape
Shape provides buffering and its deformation is more stable；Using the serpentine spring of arch arcuation as elastic component 4 connect two crossbeams 2, and with connect
Part 5 connects four serpentine springs, creates a uniform force and has the comfortable arch arcuation ride surface for sitting sense.
The technical means disclosed in the embodiments of the present invention is not limited only to technological means disclosed in above embodiment, further includes
Technical solution consisting of any combination of the above technical features.It should be pointed out that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (9)
1. a kind of sofa seat frame, including frame and several elastic components (4) being arranged in the frame, it is characterised in that: institute
Stating frame includes two symmetrically arranged stringers (1) and two crossbeams (2) for connecting two stringers (1)；
The cross section of the stringer (1) is L-shaped and including a riser (11) and a transverse slat (12), the riser (11) and horizontal
Plate (12) constitutes a placed cavity (15), and the both ends of transverse slat (12) length direction are towards bending shape on the inside of the placed cavity (15)
At flanging (13)；
Two crossbeams (2) are symmetrically disposed on the flanging (13) at the stringer (1) both ends and are located in the placed cavity (15)；
It further include at least one strutbeam (3), the strutbeam (3) connects two crossbeams (2).
2. sofa seat frame according to claim 1, it is characterised in that: be provided with chamfering (14) on the flanging (13).
3. sofa seat frame according to claim 1, it is characterised in that: the strutbeam (3) is made of round tube, the strutbeam
(3) at least one bending part (31) is formed on.
4. sofa seat frame according to claim 3, it is characterised in that: the bending part (31) is V-shaped.
5. sofa seat frame according to claim 3, it is characterised in that: described strutbeam (3) one end is fixed on one by screw
Crossbeam (2), strutbeam (3) other end hanging buckle is in another crossbeam (2).
6. sofa seat frame according to claim 1, it is characterised in that: the elastic component (4) is serpentine spring, described snakelike
Spring is in the arch encircleed upwardly towards the seating of the sofa seat frame.
7. sofa seat frame according to claim 6, it is characterised in that: the serpentine spring is arranged in two crossbeams (2)
Between, pairing is provided with the drag hook (23) for being connected with the serpentine spring on the crossbeam (2).
8. sofa seat frame according to claim 6, it is characterised in that: further include for connecting several serpentine springs
Connector (5).
9. sofa seat frame according to claim 8, it is characterised in that: connector (5) rectangular frame-shaped or rod-shaped.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910385058.5A CN110101245A (en) | 2019-05-09 | 2019-05-09 | A kind of sofa seat frame |
| CN202010276529.1A CN111904204B (en) | 2019-05-09 | 2020-04-09 | Sofa seat frame, sofa base assembly, sofa and sofa production and assembly process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910385058.5A CN110101245A (en) | 2019-05-09 | 2019-05-09 | A kind of sofa seat frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110101245A true CN110101245A (en) | 2019-08-09 |
Family
ID=67489092
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910385058.5A Pending CN110101245A (en) | 2019-05-09 | 2019-05-09 | A kind of sofa seat frame |
| CN202010276529.1A Active CN111904204B (en) | 2019-05-09 | 2020-04-09 | Sofa seat frame, sofa base assembly, sofa and sofa production and assembly process |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010276529.1A Active CN111904204B (en) | 2019-05-09 | 2020-04-09 | Sofa seat frame, sofa base assembly, sofa and sofa production and assembly process |
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| Country | Link |
|---|---|
| CN (2) | CN110101245A (en) |
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| CN111248680A (en) * | 2019-10-09 | 2020-06-09 | 锐迈机械科技（吴江）有限公司 | Backup pad and supporting component frame |
| WO2021008442A1 (en) * | 2019-07-15 | 2021-01-21 | 锐迈机械科技（吴江）有限公司 | Support assembly for functional sofa iron frame |
| WO2021184750A1 (en) | 2020-03-19 | 2021-09-23 | 锐迈机械科技（吴江）有限公司 | Sofa seat frame, sofa base assembly, sofa, and sofa production and assembly process |
| CN113491405A (en) * | 2020-03-19 | 2021-10-12 | 锐迈机械科技（吴江）有限公司 | Detachable sofa seat frame connected to sofa frame and sofa base assembly |
| CN113491404A (en) * | 2020-03-19 | 2021-10-12 | 锐迈机械科技（吴江）有限公司 | Sofa production and assembly process |
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| CN113199588B (en) * | 2021-04-30 | 2022-09-23 | 杭州文通工艺家具制造有限公司 | Processing technology and device of sofa |
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| CN111248680A (en) * | 2019-10-09 | 2020-06-09 | 锐迈机械科技（吴江）有限公司 | Backup pad and supporting component frame |
| WO2021068579A1 (en) * | 2019-10-09 | 2021-04-15 | 锐迈机械科技（吴江）有限公司 | Supporting assembly frame facilitating sofa fabric surface covering |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111904204A (en) | 2020-11-10 |
| CN111904204B (en) | 2022-10-25 |
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Application publication date: 20190809 |