CN215502118U - Linkage locking mechanism of rocking sofa - Google Patents
Linkage locking mechanism of rocking sofa Download PDFInfo
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- CN215502118U CN215502118U CN202121393423.6U CN202121393423U CN215502118U CN 215502118 U CN215502118 U CN 215502118U CN 202121393423 U CN202121393423 U CN 202121393423U CN 215502118 U CN215502118 U CN 215502118U
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- rocker
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Abstract
The utility model discloses a linkage locking mechanism of a swinging sofa, which is characterized in that: comprises a swing frame and a functional iron frame; the swing frame comprises a mounting plate, a front rocker and a rear rocker, wherein the front rocker and the rear rocker are mounted on the front side and the rear side of the mounting plate, and a positioning pin is arranged on the rear rocker; the functional iron frame comprises a connecting plate, a locking plate assembly, a front connecting rod, a rear connecting rod and a seat frame; the front side of the connecting plate is hinged on the front rocker, and the rear side of the connecting plate is hinged on the rear rocker; the upper end of the front connecting rod is hinged to the front side of the seat frame, the lower end of the front connecting rod is hinged to the front side of the connecting plate, the upper end of the rear connecting rod is hinged to the rear side of the seat frame, and the middle position of the rear connecting rod is hinged to the rear side of the connecting plate; the locking plate assembly is hinged to the connecting plate and is hinged to the rear connecting rod, and the rear connecting rod drives the locking plate assembly to abut against the front side and the rear side of the positioning pin when the functional iron frame is completely opened, so that a swing limiting structure is formed. The utility model can limit the functional iron frame after being completely opened so as to ensure the stability of the gravity center of the whole sofa.
Description
Technical Field
The utility model relates to the field of furniture, in particular to a linkage locking mechanism of a swinging sofa.
Background
In the market, there are many sofas with adjustable position and swing simultaneously, and the general regulation state is normal position of sitting, extension position and lying on back position, and above-mentioned three kinds of positions are realized through the multiunit connecting rod of actuating mechanism drive, simultaneously through the hookup relation between the multiunit connecting rod, have realized the separation interval between linkage and the two actions formation between back, bedplate and the footrest. The sitting position is the same as that of a common sofa without the function; the extending position is a state that the footrest part extends and rises and the seat board and the backrest keep approximately immovable; the lying position is the state that the footrest is fully extended and lifted, the seat board is moved backwards and the backrest is opened backwards.
In order to improve the comfort of the sofa, a swing frame is arranged at the bottom of the sofa to realize the swing function. In practical use, when the sofa is in a fully opened state, the overall center of gravity of the sofa moves forward, so that when the sofa swings back and forth in the state, the problem of unstable center of gravity of the entire sofa is caused, and therefore, the improvement space exists.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a linkage locking mechanism of a swinging sofa, which can limit a fully opened functional iron frame so as to ensure the stability of the gravity center of the whole sofa.
In order to achieve the purpose, the utility model provides the following technical scheme:
a linkage locking mechanism of a swinging sofa is characterized in that: comprises a swing frame and a functional iron frame;
the swing frame comprises a mounting plate, a front rocker and a rear rocker, wherein the front rocker and the rear rocker are mounted on the front side and the rear side of the mounting plate, and a positioning pin is arranged on the rear rocker;
the functional iron frame comprises a connecting plate, a locking plate assembly, a front connecting rod, a rear connecting rod and a seat frame;
the front side of the connecting plate is hinged to the front rocker, and the rear side of the connecting plate is hinged to the rear rocker;
the upper end of the front connecting rod is hinged to the front side of the seat frame, the lower end of the front connecting rod is hinged to the front side of the connecting plate, the upper end of the rear connecting rod is hinged to the rear side of the seat frame, and the middle position of the rear connecting rod is hinged to the rear side of the connecting plate;
the locking plate assembly is hinged to the connecting plate and is hinged to the rear connecting rod, and the rear connecting rod drives the locking plate assembly to abut against the front side and the rear side of the positioning pin when the functional iron frame is completely opened, so that a swing limiting structure is formed.
Preferably, the lock plate assembly comprises a front lock plate, a rear lock plate, a first linkage rod and a second linkage rod;
the front locking plate and the rear locking plate are hinged on the connecting plate and are positioned on the front side and the rear side of the positioning pin;
the lower end of the rear connecting rod is hinged with the rear end of the first connecting rod, and the front end of the first connecting rod is hinged with the lower side of the rear locking plate so as to drive the rear locking plate to abut against the rear side of the positioning pin when the functional iron frame is completely opened;
the rear end of the second linkage rod is hinged to the upper side of the rear locking plate, and the front end of the second linkage rod is hinged to the lower side of the front locking plate, so that the front locking plate is driven to synchronously abut against the front side of the positioning pin when the functional iron frame is completely opened.
Preferably, the front lock plate and the rear lock plate each have a lower limiting projection on a side facing the positioning pin.
Preferably, a leg rest assembly is further arranged on the front side of the functional iron frame.
Preferably, a backrest assembly is further disposed at the rear side of the functional iron frame.
The utility model has the advantages that: through the cooperation of locating pin and jam plate subassembly, can inject the function iron stand and open the back-and-forth movement on rocking frame completely to guarantee whole sofa centrobaric stability, promote security and the travelling comfort that the sofa used.
Drawings
Fig. 1 is a schematic view of a functional iron frame provided in this embodiment in a fully opened state;
fig. 2 is a schematic view of the functional iron frame provided in the embodiment in a folded state;
fig. 3 is a schematic view of the swing frame provided in this embodiment.
Detailed Description
The back rest assembly is further illustrated on the rear side of the functional iron frame according to the present invention with reference to fig. 1 to 3.
A linkage locking mechanism of a swinging sofa is characterized in that: comprises a rocking frame 1 and a functional iron frame 2.
The swing frame 1 comprises a mounting plate 12, a front rocker 13 and a rear rocker 11, wherein the front rocker 13 and the rear rocker 11 are mounted on the front side and the rear side of the mounting plate 12, and a positioning pin 4 is inserted in the middle of the rear rocker 11.
The functional iron frame 2 comprises a connecting plate 22, a locking plate component 3, a front connecting rod 21, a rear connecting rod 24 and a seat frame 23. The front side of the connecting plate 22 is hinged on the front rocker 13, and the rear side is hinged on the rear rocker 11, so that the connecting plate 22 swings relative to the swing frame 1. The upper end of the front connecting rod 21 is hinged to the front side of the seat frame 23, the lower end of the front connecting rod is hinged to the front side of the connecting plate 22, the upper end of the rear connecting rod 24 is hinged to the rear side of the seat frame 23, and the middle position of the rear connecting rod is hinged to the rear side of the connecting plate 22, so that the seat frame 23 is connected with the connecting plate 22. The locking plate component 3 is hinged to the connecting plate 22 and is hinged to the rear connecting rod 24, and the rear connecting rod 24 drives the locking plate component 3 to abut against the front side and the rear side of the positioning pin 4 when the functional iron frame 2 is completely opened, so that a swing limiting structure is formed.
Specifically, the lock plate assembly 3 includes a front lock plate 34, a rear lock plate 32, a first linkage rod 31 and a second linkage rod 33; the front locking plate 34 and the rear locking plate 32 are hinged on the connecting plate 22 and are positioned at the front side and the rear side of the positioning pin 4; the lower end of the rear connecting rod 24 is hinged with the rear end of the first connecting rod 31, the front end of the first connecting rod 31 is hinged with the lower side position of the rear locking plate 32, so that the lower side position of the rear locking plate 32 is driven to abut against the rear side of the positioning pin 4 when the functional iron frame 2 is completely opened; the rear end of the second linkage 33 is hinged to the upper side of the rear lock plate 32, and the front end is hinged to the lower side of the front lock plate 34, so as to drive the front lock plate 34 to synchronously abut against the front side of the positioning pin 4 when the functional iron frame 2 is completely opened.
In order to increase the stability of the abutment of the front and rear locking plates 34, 32 on the positioning pin 4, both the front and rear locking plates 34, 32 have lower limiting projections 341, 321 on the side facing the positioning pin 4.
A leg rest component 26 is further arranged on the front side of the functional iron frame 2; the back side of the functional iron frame 2 is also provided with a backrest assembly 25.
Based on the structure, the principle of the utility model is as follows: in the process of driving the leg placing assembly and the backrest assembly to be opened, the electric push rod in the sofa simultaneously drives the lower end of the rear connecting rod 24 to swing forwards, the lower end of the rear connecting rod 24 drives the first connecting rod 31 to move forwards, and the lower side of the rear locking plate 32 rotates anticlockwise forwards and abuts against the rear side of the positioning pin 4; meanwhile, the upper side of the rear lock plate 32 drives the second linkage rod 33 to move backwards in an anticlockwise mode, the front lock plate 34 is driven to rotate clockwise, the front lock plate 34 abuts against the front side face of the positioning pin 4, a limiting structure is formed, and the function iron frame 2 is limited to swing forwards and backwards. Namely, when the functional iron frame is completely opened, the front locking plate and the rear locking plate just abut against the locating pin.
It should be noted that each of the above-mentioned hinge structures is realized by a pin rod.
Unless otherwise specified, in the present invention, if there is an orientation or positional relationship indicated by terms of "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass, for example, being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.
Claims (5)
1. A linkage locking mechanism of a swinging sofa is characterized in that: comprises a swing frame and a functional iron frame;
the swing frame comprises a mounting plate, a front rocker and a rear rocker, wherein the front rocker and the rear rocker are mounted on the front side and the rear side of the mounting plate, and a positioning pin is arranged on the rear rocker;
the functional iron frame comprises a connecting plate, a locking plate assembly, a front connecting rod, a rear connecting rod and a seat frame;
the front side of the connecting plate is hinged to the front rocker, and the rear side of the connecting plate is hinged to the rear rocker;
the upper end of the front connecting rod is hinged to the front side of the seat frame, the lower end of the front connecting rod is hinged to the front side of the connecting plate, the upper end of the rear connecting rod is hinged to the rear side of the seat frame, and the middle position of the rear connecting rod is hinged to the rear side of the connecting plate;
the locking plate assembly is hinged to the connecting plate and is hinged to the rear connecting rod, and the rear connecting rod drives the locking plate assembly to abut against the front side and the rear side of the positioning pin when the functional iron frame is completely opened, so that a swing limiting structure is formed.
2. The linked locking mechanism of rocking sofa as set forth in claim 1, further comprising: the lock plate assembly comprises a front lock plate, a rear lock plate, a first linkage rod and a second linkage rod;
the front locking plate and the rear locking plate are hinged on the connecting plate and are positioned on the front side and the rear side of the positioning pin;
the lower end of the rear connecting rod is hinged with the rear end of the first connecting rod, and the front end of the first connecting rod is hinged with the lower side of the rear locking plate so as to drive the rear locking plate to abut against the rear side of the positioning pin when the functional iron frame is completely opened;
the rear end of the second linkage rod is hinged to the upper side of the rear locking plate, and the front end of the second linkage rod is hinged to the lower side of the front locking plate, so that the front locking plate is driven to synchronously abut against the front side of the positioning pin when the functional iron frame is completely opened.
3. The linked locking mechanism of rocking sofa as set forth in claim 2, further comprising: the front and rear locking plates each have a lower limiting projection on the side facing the locating pin.
4. The linked locking mechanism of rocking sofa as set forth in claim 1, further comprising: the front side of the functional iron frame is also provided with a leg placing component.
5. The linked locking mechanism of rocking sofa as set forth in claim 1, further comprising: the rear side of the functional iron frame is also provided with a backrest assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121393423.6U CN215502118U (en) | 2021-06-22 | 2021-06-22 | Linkage locking mechanism of rocking sofa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121393423.6U CN215502118U (en) | 2021-06-22 | 2021-06-22 | Linkage locking mechanism of rocking sofa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215502118U true CN215502118U (en) | 2022-01-14 |
Family
ID=79809577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121393423.6U Active CN215502118U (en) | 2021-06-22 | 2021-06-22 | Linkage locking mechanism of rocking sofa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215502118U (en) |
-
2021
- 2021-06-22 CN CN202121393423.6U patent/CN215502118U/en active Active
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