WO2019213837A1

WO2019213837A1 - Sofa frame and assembly method therefor, and sofa

Info

Publication number: WO2019213837A1
Application number: PCT/CN2018/086002
Authority: WO
Inventors: 黄文顺
Original assignee: 广东宝信环球家居股份有限公司
Priority date: 2018-05-08
Filing date: 2018-05-08
Publication date: 2019-11-14
Also published as: CN209518606U

Abstract

A sofa frame (100) and an assembly method therefor, and a sofa (010). The sofa frame (100) comprises a middle frame (B1) and two side plate frames (30); the matching for implementing detachable connection between the side plate frames (30) and the middle frame (B1) comprises detachable insertion matching and locking matching between the side plate frames (30) and the middle frame (B1); the side plate frames (30) can be inserted to the corresponding sides of the middle frame (B1) so that the side plate frames (30) and the middle frame (B1) are in an assembled state to form insertion matching; when the side plate frames (30) and the middle frame (B1) are in the assembled state, the insertion motion of the side plate frames (30) with respect to the middle frame (B1) is limited by the middle frame (B1); the locking matching is configured in such a manner that the side plate frames (30) can be locked to exit the insertion matching with the middle frame (B1) to lock the side plate frames (30) and the middle frame (B1) in the assembled state. The sofa frame (100) facilitates manual implementation of assembly and the assembly is fast and requires less effort.

Description

Sofa frame and assembling method thereof and sofa

Technical field

The present disclosure relates to the field of sofa construction. Specifically, it relates to a sofa frame, a method of assembling the same, and a sofa.

Background technique

The assembled sofa needs to be spliced together to form multiple parts of the sofa.

In the prior art, the connection of the parts of the sofa has the problem that it takes time and effort to require an auxiliary tool or operation; or there is a connection piece. For example, in the manner in which the screws are used to lock the parts, the assistance of a tool such as a screwdriver is often required.

Summary of the invention

The present disclosure is directed to providing a sofa frame to solve the problem that the attachment of various parts of the sofa in the prior art requires time-consuming and labor-intensive tools or operations.

An object of the present disclosure includes providing a sofa having the above-described sofa frame.

It is also an object of the present disclosure to provide a method of assembling a sofa frame.

Embodiments of the present disclosure are implemented as follows:

The present disclosure provides a sofa frame that includes:

Intermediate frame, and

Two side panel frames respectively detachably connected to both sides of the intermediate frame;

Wherein the detachable connection between the side panel frame and the intermediate frame is achieved by a detachable plug fit between the side panel frame and the intermediate frame and a detachable locking fit between the side panel frame and the intermediate frame ;

The side panel frame is configured to be insertable from the top to the opposite side of the intermediate frame in the height direction of the intermediate frame, to the side panel frame and the intermediate frame being joined together to achieve the mating fit; the side panel frame and the intermediate frame are mutually In the split state, the top-down insertion movement of the side panel frame relative to the intermediate frame is limited by the intermediate frame, so that the side panel frame and the intermediate frame can be positioned to be in a mutually joined state;

By the locking between the side panel frame and the intermediate frame, the side panel frame is prevented from being withdrawn from the bottom frame in the height direction of the intermediate frame from the bottom frame, so that the side panel frame and the intermediate frame are held in a mutually joined state.

In one embodiment:

The plug is implemented by a plug-in mating structure;

The plug-fit structure includes a plurality of plug-in rods fixed to the side-plate frame and a plug-in tube respectively fixed to the intermediate frame corresponding to each of the plug-in rods;

The axial direction of the insertion hole of the insertion tube and the axial direction of the insertion portion of the insertion rod for engaging the insertion hole are all along the height direction of the intermediate frame, and the insertion portion of the insertion rod passes from the upper side in the height direction of the intermediate frame. Inserted down between the sockets of the plug tube to achieve a mating fit between the side panel frame and the intermediate frame.

In one embodiment:

The insertion rod is an L-shaped rod connected by the first rod segment and the second rod segment, and the first rod segment is fixed to the side panel frame, and the second rod segment protrudes toward the intermediate frame. The frame; the axial direction of the second rod segment is along the height direction of the intermediate frame as a plug portion.

In one embodiment:

There are multiple sets of plug-fits between each of the side panel frames and the intermediate frame, and the mating fit between the plurality of sets of the side panel frames and the intermediate frame is distributed on the corresponding side of the intermediate frame.

In one embodiment:

The plug-in fit between each of the side panel frames and the intermediate frame has a total of four groups distributed in a quadrangular shape;

The locking fit is disposed inside the quadrilateral defined by the four sets of mating matings.

In one embodiment:

The locking is achieved by the locking cooperation structure;

The locking mating structure includes a limiting surface of the intermediate frame facing downward in a height direction thereof and a limiting member connected to the side panel frame and capable of slidingly protruding in the direction of the intermediate frame to extend below the limiting surface and conforming to the limiting surface The state in which the limiting member slides and protrudes below the limiting surface is the locking engagement state of the intermediate frame and the side panel frame.

In one embodiment:

The side panel frame comprises a three-dimensional rectangular frame connected by the rods, and a vertical support rod, a horizontal support rod and a connecting rod connected to the three-dimensional rectangular frame;

The vertical support rods are arranged along the height direction, the horizontal support rods are arranged in the lateral direction, the vertical support rods and the horizontal support rods are vertically different, and the horizontal support rods are located near the side of the intermediate frame;

The connecting rod is vertically connected between the vertical support rod and the horizontal support rod, and the lower surface thereof is aligned with the horizontal support rod;

The limiting member is disposed on the lower surface of the connecting rod and the horizontal supporting rod.

In one embodiment:

The intermediate frame includes a back plate frame, a front plate frame, and a seat plate frame; the front plate frame and the back plate frame are configured to serve as vertical supports, and the seat plate frame is coupled to the upper side of the front plate frame and the middle portion of the height of the back plate frame The back plate frame, the front plate frame and the seat plate frame are configured to form an approximate h-shaped structure.

In one embodiment:

The front plate frame and the seat plate frame are an integral L-shaped frame; the back plate frame and the L-shaped frame are detachably connected.

In one embodiment:

The L-shaped frame comprises a rectangular outer frame constituting the seat plate frame which is sequentially connected by the rod members, and a rectangular outer frame which is formed by sequentially connecting the rod members constituting the front plate frame; a plate defined by the rectangular outer frame constituting the seat plate frame The plate surface and the plate surface defined by the rectangular outer frame constituting the front plate frame are perpendicular to each other to form an L shape;

The backboard frame comprises a rectangular outer frame and an inner cross bar; the rectangular outer frame comprises two cross bars and two vertical bars connected to form a rectangular frame structure; the inner cross bar is located between the two cross bars and the two ends of the inner cross bar are correspondingly connected Two vertical bars;

The rectangular outer frame of the inner cross bar and the seat plate frame are close to and aligned with the cross bar of the back plate frame, and the cross bar of the inner cross bar and the rectangular outer frame of the seat plate frame adjacent to the back plate frame are detachably connected to each other, so that the back plate frame The L-shaped frame is detachably connected to each other.

In one embodiment:

The inner side surface of the inner cross bar is vertically connected with a plurality of pin members distributed along the longitudinal direction of the inner cross bar, and the rectangular outer frame of the seat plate frame is adjacent to the cross bar of the back plate frame corresponding to the inner cross bar and the pin corresponding to each pin member is opened. a hole, an inner cross bar and a rectangular outer frame of the seat plate frame are disposed adjacent to the cross bar of the back plate frame by a pin member and a pin hole forming a hole shaft;

The rectangular outer frame of the inner crossbar and the seat frame are aligned with each other near the lower surface of the crossbar of the backboard frame, and a detachable locking structure is disposed between the lower surfaces of the two to limit the inner crossbar during the locking The cross-members of the rectangular frame of the seat frame frame adjacent to the back-plate frame are disengaged from each other along the axial direction of the pin holes in the hole shaft engagement.

In one embodiment:

The locking structure comprises a rectangular outer frame connected to the seat plate frame, and a lower surface connecting hook of the cross bar adjacent to the back plate frame, the lower surface connection of the inner cross bar and the cam locking buckle correspondingly used by the hook, the cam lock The buckle can be snapped to the hook to form a locked state of the two, or the hook is released to form a disassembled state of the two.

In one embodiment:

The rectangular outer frame constituting the seat frame and the rectangular outer frame constituting the front plate frame share the same bar at the intersection.

In one embodiment:

The front panel frame further includes a plurality of vertically supported support vertical rods; the plurality of support vertical rods are vertically supported between the two crossbars constituting the rectangular outer frame of the front panel frame, respectively.

In one embodiment:

The intermediate frame comprises a back plate frame, a front plate frame and a seat plate frame; the front plate frame and the seat plate frame are an integral L-shaped frame; the back plate frame and the L-shaped frame are detachably connected;

The front plate frame and the back plate frame are configured to serve as a vertical support, and the seat plate frame is coupled to the upper side of the front plate frame and the middle portion of the height of the back plate frame, so that the back plate frame, the front plate frame and the seat plate frame are configured. Approximate h-shaped structure;

The L-shaped frame comprises a rectangular outer frame constituting the seat plate frame which is sequentially connected by the rod members, and a rectangular outer frame which is formed by sequentially connecting the rod members constituting the front plate frame; a plate defined by the rectangular outer frame constituting the seat plate frame The plate surface and the plate surface of the plate defined by the rectangular outer frame constituting the front plate frame form an L-shaped structure perpendicular to each other;

The backboard frame comprises a rectangular outer frame and an inner cross bar; the rectangular outer frame comprises two cross bars and two vertical bars connected to form a rectangular frame structure; the inner cross bar is located between the two cross bars and the two ends of the inner cross bar are correspondingly connected Two vertical rods, and the rectangular outer frame of the inner cross bar and the seat plate frame are close to and aligned with the cross bar of the back plate frame, and the inner cross bar is configured to support the rectangular outer frame constituting the seat plate frame close to the back plate Crossbar of the frame;

The side panel frame includes an outer frame body and a horizontal support bar. When the side plate frame and the intermediate frame are in a split state, the horizontal support bar is close to and aligned with the side bar of the rectangular outer frame of the seat plate frame adjacent to the side plate frame, and the horizontal The support rod is configured to upwardly support a side bar of the rectangular outer frame constituting the seat frame adjacent to the side plate frame;

The cross braces of the two side panel frames and the inner crossbar of the back panel frame cooperate to provide upward support to the seat pan frame in three directions.

In one embodiment:

The intermediate frame includes a backboard frame, a front panel frame, and a seat panel frame; the front panel frame and the back panel frame are configured to serve as vertical supports, and the seat panel frame is coupled to the upper side of the front panel frame and the middle portion of the height of the back panel frame. The back plate frame, the front plate frame and the seat plate frame are configured to form an approximate h-shaped structure;

The front plate frame and the seat plate frame are an integral L-shaped frame; the back plate frame and the L-shaped frame are detachably connected;

A plug-in tube is respectively fixed on a side of the backboard frame adjacent to the side panel frame and adjacent to the two side panel frame sides; the plug-in tubes fixed to the backplane frame are respectively provided along a side close to each side panel frame a plurality of height distributions of the intermediate frame;

A plurality of insertion bars corresponding to the respective insertion tubes are fixed to the two side plate frames.

In one embodiment:

A plug-in tube is respectively fixed on a side of the front panel frame adjacent to the side panel frame and adjacent to the two side panel frame sides; the plug-in tube fixed to the front panel frame is respectively provided along a side close to each side panel frame a plurality of height distributions of the intermediate frame;

In one embodiment:

The intermediate frame and the side plate frame are frame structures connected by rods;

The rod member is composed of any one of a group consisting of a square tube, a round tube, a strip rod member and a strip profile.

The present disclosure also provides a sofa comprising the sofa frame of any of the foregoing, and a facestock and/or filler attached to the sofa frame.

The present disclosure also provides a sofa frame assembling method, including:

The two side panel frames provided are respectively spliced on both sides of the provided intermediate frame, wherein the splicing method of the side panel frame and the intermediate frame comprises the following steps:

Inserting the side panel frame from the top to the bottom of the intermediate frame in the height direction of the intermediate frame to the side of the side frame and the intermediate frame until the side frame is opposite from the upper frame The plugging motion is limited by the intermediate frame to position the side panel frame and the intermediate frame in a combined state of the two;

The locking mating between the side panel frame and the intermediate frame locks the side panel frame from the bottom in the height direction of the intermediate frame to withdraw the mating engagement with the intermediate frame to lock the side panel frame and the intermediate frame to both The flattened state completes the assembly of the side panel frame and the intermediate frame.

Based on the above description, the beneficial effects of the present disclosure are that it is convenient to manually complete the assembly and the assembly is quick and labor-saving.

DRAWINGS

In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings to be used in the embodiments will be briefly described below. It should be understood that the following drawings show only certain embodiments of the present disclosure, and thus It should be seen as a limitation on the scope, and those skilled in the art can obtain other related drawings according to these drawings without any creative work.

A perspective view of one embodiment of a sofa frame of the present disclosure is shown in FIG. 1;

Figure 2 is an expanded view of an expanded form of Figure 1;

Figure 3 is another perspective view of Figure 1 (partial structure hidden);

Figure 4 is an enlarged view of A of Figure 3;

Figure 5 is an enlarged view of B of Figure 3;

Figure 6 is an expanded view of another expanded form of Figure 1;

Figure 7 is an enlarged view of a portion C of Figure 3;

Figure 8 is an enlarged view of the portion D of Figure 3;

A perspective view of one embodiment of a sofa of the present disclosure is shown in FIG.

Icons: 100-sofa frame; 10-L-shaped frame; 10a-front plate frame; 10b-seat plate frame; 10c-rectangular frame; 10d-rectangular frame; 11-crossbar; 13-supporting vertical bar; Backboard frame; 21-rectangular frame; 22-inner rail; 23-crossbar; 24-pole; 30-side panel; 31-three-dimensional rectangular frame; 32-vertical support bar; 34-connecting rod; 50-plug mating structure; 51-plug rod; 51a-second rod segment; 51b-first rod segment; 52-plug tube; 60-locking fit structure; 61-limit member; 61a-mounting plate; 61b-stop pin; 61c-bump; 70-hole shaft fit; 71-pin member; 72-pin hole; 80-lock structure; 81-connection hook; 82-cam lock card Buckle; B1-intermediate frame; P1-limit surface; Y1-height direction.

detailed description

A perspective view of one embodiment of a sofa frame 100 of the present disclosure is shown in FIG. 1; FIG. 2 is an expanded view of FIG.

Referring to FIGS. 1-2, the present disclosure provides a sofa frame 100 including an intermediate frame B1 and two side panel frames 30 that are detachably coupled to both sides of the intermediate frame B1, respectively. Wherein the cooperation for achieving the detachable connection between the side panel frame 30 and the intermediate frame B1 comprises a detachable plug fit between the side panel frame 30 and the intermediate frame B1, and the side panel frame 30 and the intermediate frame B1 Removable lock fit between the two. The side panel frame 30 is configured to be insertable from the upper side to the corresponding side of the intermediate frame B1 in the height direction Y1 of the intermediate frame B1 to the state in which the side panel frame 30 and the intermediate frame B1 are in a flat state (as in FIG. 1). State) to form a plug fit. In the split state of both the side panel frame 30 and the intermediate frame B1, the top-down insertion movement of the side panel frame 30 with respect to the intermediate frame B1 is restricted by the intermediate frame B1, so that the side panel frame 30 and the intermediate frame B1 Ability to position the fit state of both. The locking engagement is configured to be able to lock the side panel frame 30 from the bottom in the height direction Y1 of the intermediate frame B1 from the bottom to the insertion of the intermediate frame B1 to lock the side panel frame 30 and the intermediate frame B1 to both Flatten the state.

Continuing with the cooperation, referring to FIG. 1 and FIG. 2, the assembling method of the sofa frame 100 provided by the present disclosure includes:

The two side panel frames 30 are respectively spliced to the two sides of the provided intermediate frame B1, wherein the splicing method of the side panel frame 30 and the intermediate frame B1 comprises the following steps:

The side panel frame 30 is inserted into the corresponding side of the intermediate frame B1 from the top to the bottom in the height direction Y1 of the intermediate frame B1 until both the side panel frame 30 and the intermediate frame B1 are in the split position until the side panel frame 30 is opposed to the middle The upward and downward insertion movement of the frame B1 is restricted by the intermediate frame B1 to position the side plate frame 30 and the intermediate frame B1 in the assembled state of the two;

By the locking engagement between the side panel frame 30 and the intermediate frame B1, the locking side panel frame 30 is withdrawn from the bottom in the height direction Y1 of the intermediate frame B1 from the bottom to the insertion of the intermediate frame B1 to the side panel frame 30 and the middle The frame B1 is locked in the assembled state of the two, and the assembly of the side plate frame 30 and the intermediate frame B1 is completed.

It can be seen from the above description that the sofa frame 100 in the embodiment of the present disclosure can complete the assembly of the sofa frame 100 by inserting and mating with the locking between the side plate frame 30 and the intermediate frame B1, and has the beneficial effects of quick assembly and labor saving. It can be assembled to a large extent by one or two people without the aid of tools.

The implementation of the aforementioned plug fit/lock fit can be provided in a variety of forms, as will be illustrated by way of example below.

3 and 4, in one embodiment, the aforementioned mating engagement is achieved by the mating mating structure 50. The mating mating structure 50 includes a plurality of plug-in rods 51 fixed to the side panel frame 30 and a plug-in tube 52 that is fixed to the intermediate frame B1 corresponding to each of the plug-in rods 51, respectively. The axial direction of the insertion hole of the insertion tube 52 and the axial direction of the insertion portion of the insertion rod 51 for engaging the insertion hole are both along the height direction Y1 of the intermediate frame B1, and the insertion portion of the insertion rod 51 is along the intermediate frame. The height direction Y1 of B1 is inserted between the insertion holes of the insertion tube 52 from the top to the bottom to achieve a mating fit between the side plate frame 30 and the intermediate frame B1. Optionally, the insertion rod 51 is an L-shaped rod connected by the first rod segment 51b and the second rod segment 51a, and the first rod segment 51b is fixed to the side panel frame 30, and the second rod segment thereof The 51a protrudes toward the side frame 30 in the direction of the intermediate frame B1. The axial direction of the second rod segment 51a is along the height direction Y1 of the intermediate frame B1 as an insertion portion. Referring to the state to be assembled shown in FIG. 2, in this state, the first rod segment 51b of the L-shaped rod member is in the horizontal direction, and the second rod portion 51a is vertically downward; and the upper end of the corresponding insertion tube 52 is correspondingly open. Below the second rod segment 51a. When assembling, the side plate frame 30 descends to drive the second rod segment 51a of the L-shaped rod member into the insertion hole of the insertion tube 52, and the upper end surface of the first rod portion 51b and the insertion tube 52 is formed at the height of the intermediate frame B1. The limit of the direction Y1 limits the side frame 30 to continue downward. Optionally, there are multiple sets of the aforementioned plug-fits between each of the side panel frames 30 and the intermediate frame B1, and the corresponding mating between the plurality of sets of the side panel frames 30 and the intermediate frame B1 in the intermediate frame B1 It is distributed on the side. The surface distribution referred to herein means that the respective plug fittings are not distributed in a straight line to ensure that the mating faces of the side plate frame 30 and the intermediate frame B1 are connected everywhere to ensure a tight connection. For example, in the illustrated embodiment, the mating fit between each of the side panel frames 30 and the intermediate frame B1 shares a total of four sets distributed in a quadrangular shape. The locking fit is disposed inside the quadrilateral defined by the four sets of mating matings.

In one embodiment, with reference to FIGS. 3 and 5, the locking engagement in this embodiment is achieved by the locking engagement structure 60. The locking engagement structure 60 includes a limiting surface P1 of the intermediate frame B1 facing downward in the height direction Y1 thereof and is coupled to the side panel frame 30 and is slidably protruded downwardly from the limiting surface P1 toward the intermediate frame B1 and is fitted The limiting member 61 of the limiting surface P1. The state in which the stopper 61 is slidably protruded below the limiting surface P1 is the lock-fit state of the intermediate frame B1 and the side plate frame 30. The stopper 61 shown in the drawing of the present embodiment includes a mounting plate 61a that is screwed to the side plate frame 30 and a stopper pin 61b that is slidably coupled to the mounting plate 61a. The limit pin 61b may be L-shaped, which may pass through the perforation of the projection 61c on the mounting plate 61a to the limiting surface P1, or may be retracted. When the limit pin 61b protrudes below the limiting surface P1, the intermediate frame B1 can be supported on the limiting pin 61b, so that the load of the intermediate frame B1 or the external load applied to the intermediate frame B1 can be at least partially passed. The limiting surface P1 is transmitted to the limiting member 61, and is transmitted to the side plate frame 30, and can be transmitted to the floor or the like by the side plate frame 30.

Based on the plug mating structure 50 and the lock mating structure 60 shown in FIG. 3, FIG. 4, FIG. 5, the assembling method between the side panel frame 30 and the intermediate frame B1 in this example is: the corresponding jack of the plug portion The side plate frame 30 is inserted from the top to the bottom in a split state, and then the limit pin 61b of the limiting member 61 is extended below the limiting surface P1. In this way, the assembly of the side panel frame 30 and the intermediate frame B1 is completed, and the utility model has the advantages of simple operation and labor saving.

Referring to FIG. 1 and FIG. 2, in this embodiment, in an embodiment, the side panel frame 30 includes a three-dimensional rectangular frame 31 connected by a rod, and a vertical connection connected to the three-dimensional rectangular frame 31. The support rod 32, the lateral support rod 33, and the connecting rod 34. The vertical support bars 32 are disposed in the height direction, the horizontal support bars 33 are disposed in the lateral direction, the vertical support bars 32 and the lateral support bars 33 are vertically different, and the lateral support bars 33 are located on the side close to the intermediate frame B1. The connecting rod 34 is vertically connected between the vertical support bar 32 and the lateral support bar 33, and its lower surface is aligned with the lateral support bar 33. The stopper 61 is disposed on the lower surface of the connecting rod 34 and the lateral support rod 33. The vertical support bar 32, the lateral support bar 33, and the tie bar 34 increase the overall structural rigidity and load carrying capacity of the side plate frame 30, and the cross support bar 33 and the tie bar 34 together provide a surface that facilitates the attachment of the locking mating structure 60.

In one embodiment, the intermediate frame B1 includes a backing plate frame 20, a front plate frame 10a, and a seat pan frame 10b. The front plate frame 10a and the back plate frame 20 are configured to serve as vertical supports, and the seat plate frame 10b is coupled to the upper side of the front plate frame 10a and the middle portion of the back plate frame 20 in the height direction such that the back plate frame 20 and the front plate frame 10a The seat frame 10b and the seat frame 10b constitute an approximate h-shaped structure.

The back plate frame 20, the front plate frame 10a and the seat plate frame 10b may be an integral connection structure, that is, a non-detachable one piece connected by welding or the like; or may be set as a front plate frame as shown in FIG. 10a and the seat frame 10b are an integral L-shaped frame 10, and a form of detachable connection between the back plate frame 20 and the L-shaped frame 10, in which the L-shaped frame 10 and the back plate frame 20 are required. The intermediate frame B1 of the h-shape is first spliced, and then the assembling steps of the aforementioned side plate frame 30 and the intermediate frame B1 are performed.

In one embodiment, the L-shaped frame 10 includes a rectangular outer frame 10c constituting the seat frame 10b, which is sequentially connected by the rods, and a rectangular outer frame 10d which is formed by sequentially connecting the rods constituting the front plate frame 10a. . The plate surface of the plate defined by the rectangular outer frame 10c constituting the seat frame 10b and the plate surface of the plate defined by the rectangular outer frame 10d constituting the front plate frame 10a are formed in an L shape perpendicular to each other. The backboard frame 20 includes a rectangular outer frame 21 and an inner crossbar 22. The rectangular outer frame 21 includes two cross bars 23 and two vertical bars 24 connected to form a rectangular frame structure. The inner crossbar 22 is located between the two crossbars 23 and the two ends of the inner crossbar 22 are connected to the two vertical bars 24. Alternatively, the rectangular outer frame 10c constituting the seat frame 10b and the rectangular outer frame 10d constituting the front plate frame 10a share the same bar at the intersection. Optionally, the front panel frame 10a further includes a plurality of vertically disposed support vertical rods 13, which are respectively supported vertically on the two cross bars 11 of the rectangular outer frame 10d constituting the front panel frame 10a. Between to improve the vertical bearing capacity and structural strength of the front panel frame 10a. In this embodiment, the rectangular outer frame 10c, which may also be disposed as the inner cross bar 22 and the seat frame 10b, is adjacent to and aligned with the cross bar 11 of the back plate frame 20, and the detachable between the back plate frame 20 and the L-shaped frame 10 is detachable. The detachable connection between the crossbar 11 of the backplane frame 20 is connected by the rectangular outer frame 10c of the inner crossbar 22 and the seat pan frame 10b, for example, as shown in Figs. 7 and 8, the inner side of the inner crossbar 22 is vertical. A plurality of pin members 71 are disposed along the longitudinal direction of the inner cross bar 22, and the rectangular outer frame 10c of the seat plate frame 10b is adjacent to the surface of the cross bar 11 of the back plate frame 20 corresponding to the inner cross member 22, and corresponding to each of the pin members 71. The pin hole 72, the inner cross bar 22 and the rectangular outer frame 10c of the seat frame 10b are disposed adjacent to the cross bar 11 of the back plate frame 20 by the pin member 71 and the pin hole 72, and the inner cross member 22 and the seat The rectangular outer frame 10c of the plate frame 10b is aligned with the lower surface of the crossbar 11 of the back plate frame 20, and a detachable locking structure 80 is provided between the lower surfaces of the two frames to limit the inner crossbar during the locking 22 and the rectangular outer frame 10c of the seat frame 10b are disengaged from each other in the axial direction of the hole shaft fitting 70 near the cross bar 11 of the back plate frame 20. For example, the locking structure 80 is configured to include a rectangular outer frame 10c connected to the seat frame 10b, a lower surface connecting hook 81 adjacent to the crossbar 11 of the backing plate frame 20, and a lower surface of the inner crossbar 22 connecting and connecting the hook 81 Correspondingly, the cam lock buckle 82 can be engaged with the lock hook 81 to lock the connection hook 81 to form a locked state of the two, or release the connection hook 81 to form a disassembled state of the two. .

The cross-bar 11 of the rectangular cross frame 10c of the inner cross bar 22 and the seat pan frame 10b adjacent to the back plate frame 20 can be conveniently realized by the pin shaft fitting 70 of the pin member 71 and the pin hole 72 and the locking structure of the lock structure 80. The detachable connection between the two, and the splicing is convenient and labor-saving, and can be completed without tool assistance.

In one embodiment, the backplane frame 20 includes a rectangular outer frame 21 and an inner crossbar 22. The rectangular outer frame 21 includes two cross bars 23 and two vertical bars 24 connected to form a rectangular frame structure. The inner cross bar 22 is located between the two cross bars 23 and the two ends of the inner cross bar 22 are connected to the two vertical bars 24, and the inner cross bar 22 and the rectangular outer frame 21 of the seat pan frame 10b are adjacent to the cross frame of the back plate frame 20. The rod 23 is in close proximity and aligned, and the inner crossbar 22 is configured to support the crossbar 11 of the rectangular outer frame 10c constituting the seat frame 10b adjacent to the backboard frame 20 upward. The side panel frame 30 includes an outer frame body and a lateral support bar 33. The side frame frame 30 and the intermediate frame B1 are in a split state, and the horizontal support bar 33 and the rectangular outer frame 10c of the seat pan frame 10b are adjacent to the side plate frame 30. The side bars are in close proximity and aligned, and the lateral support bars 33 are configured to support the side bars of the rectangular outer frame 10c constituting the seat frame 10b adjacent to the side plate frames 30 upward. The transverse support bars 33 of the two side panel frames 30 and the inner crossbars 22 of the backplane frame 20 provide upward support to the seat pan frame 10b in a three-way cooperative manner, or a load applied to the three-sided load bearing plate frame 10b.

The plug-fit structure 50 and the locking structure in this embodiment are preferably disposed on the inner side of the overall outer contour of the sofa frame 100 to avoid the formation of a convex structure that affects the appearance of the sofa. In one embodiment, the insertion tube 52 is secured to the side of the back panel frame 20 adjacent the front panel frame 10a adjacent the sides of the two side panel frames 30. The insertion pipes 52 fixed to the backboard frame 20 are respectively provided on the side close to the respective side plate frames 30 in a plurality of distributions along the height direction Y1 of the intermediate frame B1, for example, two shown. A plurality of insertion rods 51 corresponding to the respective insertion tubes 52 are fixed to the two side plate frames 30. Optionally, the insertion rods 51 are connected to the front and rear outer contour surfaces and the outer contour surfaces of the side panel frames 30. Similarly, a plug-in socket 52 is fixed to the side of the front panel frame 10a adjacent to the side panel frame 20 on the side close to the two side panel frames 30, respectively. The insertion pipes 52 fixed to the front plate frame 10a are respectively provided with a plurality of, for example, two, ones distributed along the height direction Y1 of the intermediate frame B1 on the side close to the respective side plate frames 30. A plurality of insertion bars 51 corresponding to the respective insertion tubes 52 are fixed to the two side plate frames 30.

The intermediate frame B1, the front plate frame 10a, the back plate frame 20, the seat plate frame 10b, and the side plate frame 30 in this embodiment are all frame structures connected by rods. The rods constituting the frames may be any one of a group consisting of a square tube, a round tube, a strip rod, and a strip profile, or may be other suitable materials or structures.

Referring to a perspective view of a sofa 010 illustrated in FIG. 9, the present disclosure provides a sofa including the aforementioned sofa frame 100 (located inside the sofa 010, not shown), and a facestock attached to the sofa frame 100 and / or filler. The sofa 010 is mainly composed of a sofa frame 100 as a main force and support, and a sofa cover, a soft material, and the like are attached to the skeleton to form a sofa that can be used for sitting and the like. Corresponding to the aforementioned sofa frame 100, the sofa 010 mainly includes a seat plate 91 corresponding to the seat frame 10b, a front plate 92 corresponding to the front plate frame 10a, a back plate 93 corresponding to the back plate frame 20, and two corresponding side plate frames 30. Side plate 94 and the like.

Based on the above description, the sofa frame 100 and the sofa 010 in the present disclosure have the advantages of quick and convenient assembly and labor saving, and the assembly effect can be completed without using tools.

Industrial applicability

The sofa frame provided by the present disclosure and the assembling method thereof and the sofa have the beneficial effects of facilitating manual assembly and quick assembly and labor saving, and are suitable for industrial use.

Claims

A sofa frame, comprising:

Intermediate frame, and

Two side plate frames respectively detachably connected to both sides of the intermediate frame;

Wherein the detachable connection between the side panel frame and the intermediate frame is a detachable plug fit between the side panel frame and the intermediate frame, and the side panel frame and the intermediate frame Between the detachable locking cooperation to achieve;

The side panel frame is configured to be insertable from a top to a bottom of the intermediate frame to a corresponding side of the intermediate frame, to the side panel frame and the intermediate frame being joined together to achieve the a mating fit; in a state in which the side panel frame and the intermediate frame are joined together, a top-down insertion movement of the side panel frame relative to the intermediate frame is restricted by the intermediate frame, so that The side panel frame and the intermediate frame can be positioned to be in a mutually joined state;

Preventing the side panel frame from being pulled out from the bottom to the middle frame in the height direction of the intermediate frame by the locking between the side panel frame and the intermediate frame, such that the side The plate frame and the intermediate frame are held in a state of being joined to each other.
A sofa frame according to claim 1 wherein:

The plug is implemented by a plug-fit structure;

The plug-in mating structure includes a plurality of plug-in rods fixed to the side panel frame and a plug-in tube respectively fixed to the intermediate frame corresponding to each of the plug-in rods;

The axial direction of the insertion hole of the insertion tube and the axial direction of the insertion portion of the insertion rod for engaging the insertion hole are all along the height direction of the intermediate frame, and the insertion of the insertion rod The joint is inserted between the insertion holes of the insertion tube from the top to the bottom in the height direction of the intermediate frame to achieve the plug fit between the side plate frame and the intermediate frame.
A sofa frame according to claim 2, wherein:

The insertion rod is an L-shaped rod connected by a first rod segment and a second rod segment, and a first rod segment is fixed to the side panel frame, and a second rod segment thereof faces the intermediate frame The direction protrudes from the side panel frame; the axial direction of the second rod segment is along the height direction of the intermediate frame as the insertion portion.
A sofa frame according to any one of claims 1 to 3, characterized in that:

There are multiple sets of the plug-fits between each of the side panel frames and the intermediate frame, and the correspondence between the plurality of sets of the side panel frames and the intermediate frame in the intermediate frame It is distributed on the side.
A sofa frame according to any one of claims 1 to 3, characterized in that:

The plug-fit between each of the side panel frames and the intermediate frame has a total of four groups distributed in a quadrangular shape;

The locking fit is disposed inside the four quadrilaterals defined by the four types of plug fits.
A sofa frame according to claim 1 wherein:

The locking is achieved by a locking engagement structure;

The lock mating structure includes a limiting surface of the intermediate frame facing downward in a height direction thereof and is coupled to the side panel frame and is slidably protruded downward in the direction of the intermediate frame to the limiting surface And a limiting member that fits the limiting surface; a state in which the limiting member slides and protrudes below the limiting surface is a locked engagement state of the intermediate frame and the side plate frame.
A sofa frame according to claim 6 wherein:

The side panel frame comprises a three-dimensional rectangular frame connected by the rods, and a vertical support rod, a horizontal support rod and a connecting rod connected to the three-dimensional rectangular frame;

The vertical support rod is disposed along a height direction, the horizontal support rod is disposed in a lateral direction, the vertical support rod and the horizontal support rod are vertically different, and the horizontal support rod is located near a side of the intermediate frame;

The connecting rod is vertically connected between the vertical support rod and the horizontal support rod, and a lower surface thereof is aligned with the horizontal support rod;

The limiting member is disposed on a lower surface of the connecting rod and the horizontal supporting rod.
A sofa frame according to claim 1 wherein:

The intermediate frame includes a backboard frame, a front panel frame, and a seat panel frame; the front panel frame and the backplane frame are configured to serve as vertical supports, the seat panel frame being coupled to the front panel frame The upper side and the middle portion of the height direction of the backboard frame are such that the backboard frame, the front panel frame and the seat panel frame constitute an approximately h-shaped structure.
A sofa frame according to claim 8 wherein:

The front plate frame and the seat plate frame are an integral L-shaped frame; the back plate frame and the L-shaped frame are detachably connected.
A sofa frame according to claim 9 wherein:

The L-shaped frame includes a rectangular outer frame that is sequentially connected by the rod members constituting the seat plate frame, and a rectangular outer frame that is sequentially connected by the rod members constituting the front plate frame; The plate surface of the plate defined by the rectangular outer frame and the plate surface of the plate defined by the rectangular outer frame constituting the front plate frame are perpendicular to each other to form an L shape;

The backboard frame includes a rectangular outer frame and an inner crossbar; the rectangular outer frame includes two cross bars and two vertical bars connected to form a rectangular frame structure; the inner cross bar is located between the two cross bars Two ends of the inner cross bar are connected to the two vertical rods;

The inner cross bar and the rectangular outer frame of the seat frame are close to and aligned with the cross bar of the back plate frame, and the inner cross bar and the rectangular outer frame of the seat plate frame are adjacent to the back plate frame The crossbars are detachably coupled to each other such that the backplane frame and the L-shaped frame are detachably coupled to each other.
A sofa frame according to claim 10, wherein:

The inner side surface of the inner crossbar is vertically connected with a plurality of pin members distributed along the longitudinal direction of the inner cross bar, and the cross frame of the rectangular outer frame of the seat plate frame adjacent to the back plate frame corresponds to the inner cross bar a pin hole corresponding to each of the pin members, wherein the inner cross bar and the rectangular outer frame of the seat plate frame are adjacent to the cross bar of the back plate frame to form a hole shaft through the pin member and the pin hole ;

The inner crossbar and the rectangular outer frame of the seat frame are aligned with each other near the lower surface of the crossbar of the backboard frame, and a detachable locking structure is disposed between the lower surfaces of the two to be locked The inner crossbar and the cross frame of the seat frame of the seat frame are constrained to be disengaged from each other along the axial direction of the pin hole in the hole shaft engagement.
A sofa frame according to claim 11 wherein:

The locking structure includes a lower outer surface connecting hook of a cross frame connected to the rectangular frame of the seat plate frame, and a lower surface of the inner cross bar is coupled with the hook The cam lock buckle is engageable with the hook to lock the hook to form a locked state of the two, or to release the hook to form a disassembled state of the two.
A sofa frame according to claim 9 wherein:

The rectangular outer frame constituting the seat frame and the rectangular outer frame constituting the front plate frame share the same bar at the intersection.
A sofa frame according to claim 9 wherein:

The front panel frame further includes a plurality of vertically disposed support vertical rods; the plurality of the support vertical rods are vertically supported between the two cross bars of the rectangular outer frame constituting the front panel frame, respectively.
A sofa frame according to claim 1 wherein:

The intermediate frame includes a back plate frame, a front plate frame, and a seat plate frame; the front plate frame and the seat plate frame are an integral L-shaped frame; between the back plate frame and the L-shaped frame Removable connection;

The front panel frame and the back panel frame are configured to serve as vertical supports, and the seat panel frame is coupled to an upper side of the front panel frame and a middle portion of a height direction of the back panel frame such that the back panel The frame, the front plate frame and the seat plate frame constitute an approximate h-shaped structure;

The L-shaped frame includes a rectangular outer frame that is sequentially connected by the rod members constituting the seat plate frame, and a rectangular outer frame that is sequentially connected by the rod members constituting the front plate frame; The plate surface of the plate defined by the rectangular outer frame and the plate surface of the plate defined by the rectangular outer frame constituting the front plate frame form an L-shaped structure perpendicular to each other;

The backboard frame includes a rectangular outer frame and an inner crossbar; the rectangular outer frame includes two cross bars and two vertical bars connected to form a rectangular frame structure; the inner cross bar is located between the two cross bars Two ends of the inner cross bar are connected to the two vertical bars, and the inner cross bar and the rectangular outer frame of the seat frame are close to and aligned with the cross bar of the back plate frame, and the inner The crossbar is configured to upwardly support a crossbar of the rectangular outer frame constituting the seat pan frame adjacent to the backplane frame;

The side panel frame includes an outer frame body and a horizontal support bar, and the horizontal support bar and the rectangular outer frame of the seat plate frame are adjacent to the side plate in a state where the side plate frame and the intermediate frame are in a split state The side bars of the frame are in close proximity and aligned, and the lateral support bars are configured to support upwardly the side bars of the rectangular frame forming the seat frame adjacent to the side frame;

The transverse support bars of the two side panel frames and the inner crossbar of the backplane frame cooperate to provide upward support to the seat frame in three directions.
A sofa frame according to claim 1 wherein:

The intermediate frame includes a backboard frame, a front panel frame, and a seat panel frame; the front panel frame and the backplane frame are configured to serve as vertical supports, the seat panel frame being coupled to the front panel frame The upper side and the middle portion of the height direction of the backboard frame, such that the backboard frame, the front panel frame and the seat panel frame form an approximate h-shaped structure;

The front plate frame and the seat plate frame are an integral L-shaped frame; the back plate frame and the L-shaped frame are detachably connected;

a plug-in tube is respectively fixed on a side of the backboard frame adjacent to the front panel frame and adjacent to the two side panel frame sides; the plug-in tube fixed to the backplane frame is adjacent to each side panel One side of the frame is respectively provided with a plurality of distributions along the height direction of the intermediate frame;

A plurality of insertion bars corresponding to the respective insertion tubes are fixed to the two side panel frames.
A sofa frame according to claim 1 wherein:

The intermediate frame includes a backboard frame, a front panel frame, and a seat panel frame; the front panel frame and the backplane frame are configured to serve as vertical supports, the seat panel frame being coupled to the front panel frame The upper side and the middle portion of the height direction of the backboard frame, such that the backboard frame, the front panel frame and the seat panel frame form an approximate h-shaped structure;

The front plate frame and the seat plate frame are an integral L-shaped frame; the back plate frame and the L-shaped frame are detachably connected;

a plug-in tube is respectively fixed on a side of the front panel frame adjacent to the back panel frame and adjacent to the two side panel frame sides; the plug-in tube fixed to the front panel frame is adjacent to each side panel One side of the frame is respectively provided with a plurality of distributions along the height direction of the intermediate frame;

A plurality of insertion bars corresponding to the respective insertion tubes are fixed to the two side panel frames.
A sofa frame according to claim 1 wherein:

The intermediate frame and the side plate frame are both frame structures connected by rods;

The rod member is composed of any one of a group consisting of a square tube, a round tube, a strip rod member and a strip profile.
A sofa characterized by:

The sofa includes the sofa frame of any of claims 1-18, and a facestock and/or filler attached to the sofa frame.
A sofa frame assembling method, comprising:

The two side panel frames provided are respectively spliced on both sides of the provided intermediate frame, wherein the splicing method of the side panel frame and the intermediate frame comprises the following steps:

Inserting the side panel frame from top to bottom in a height direction of the intermediate frame to a corresponding side of the intermediate frame to bringing the side panel frame and the intermediate frame into a flattened state until the The top-down insertion movement of the side panel frame relative to the intermediate frame is limited by the intermediate frame to position the side panel frame and the intermediate frame to fit together;

Locking the side panel frame from the bottom in the height direction of the intermediate frame by a locking fit between the side panel frame and the intermediate frame to withdraw the mating engagement with the intermediate frame to The side panel frame and the intermediate frame are locked in the assembled state of the two, and the assembly of the side panel frame and the intermediate frame is completed.