CN214207844U - Double-footrest mechanism, frame body with same and sofa with same - Google Patents
Double-footrest mechanism, frame body with same and sofa with same Download PDFInfo
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- CN214207844U CN214207844U CN202022715974.1U CN202022715974U CN214207844U CN 214207844 U CN214207844 U CN 214207844U CN 202022715974 U CN202022715974 U CN 202022715974U CN 214207844 U CN214207844 U CN 214207844U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 94
- 238000005452 bending Methods 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 abstract description 13
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000013475 authorization Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of furniture, in particular to a double-footrest mechanism, a frame body with the mechanism and a sofa thereof, wherein a stretching device is respectively riveted with the front ends of a fifth connecting rod piece and a sixth connecting rod piece, the rear ends of the fifth connecting rod piece and the sixth connecting rod piece are articulated with a first connecting rod mechanism, the middle rear end of the first connecting rod mechanism is articulated with a second connecting rod mechanism, the rear end of the second connecting rod mechanism is articulated with a third connecting rod mechanism, the fifth connecting rod piece and the sixth connecting rod piece drive the first connecting rod mechanism to act so as to drive the second connecting rod mechanism to act, the second connecting rod mechanism acts to drive the third connecting rod mechanism to act so as to realize the opening or closing of a large footrest and a small footrest, the stable movement track of the large footrest and the small footrest is realized by the transmission among the three four-connecting rod mechanisms, the structure is simple, the installation is convenient, the operation is stable, the safe and reliable footrest mechanism, the defects that the product structure is easy to block and is unbalanced left and right in the existing market are overcome, and meanwhile, the investment cost is also reduced.
Description
Technical Field
The utility model belongs to the technical field of furniture technique and specifically relates to a two footrest mechanisms, support body and sofa that have this mechanism.
Background
The foot pushing mechanism is a core mechanical part of the multifunctional sofa on the backrest, and the footrest is driven to be opened and closed through the integral movement of the iron frame. Prior patents are as follows: ottoman aggregate unit, have ottoman aggregate unit's support body and chair, the authorization notice number: CN209331482U, has the following disadvantages:
(1) the front connecting rod mechanism in the prior art is connected by a sliding chute, so that the front connecting rod mechanism is easy to block, unbalanced left and right and the like;
(2) and the head part of the prior art needs to be added with a spring, and the cost of the iron frame is additionally increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the functional sofa iron frame double-footrest mechanism solves the problems that the product structure in the existing market is easy to block and is unbalanced left and right.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a double-footrest mechanism, set up in sofa support body front portion both sides, double-footrest mechanism includes fifth connecting rod spare, sixth connecting rod spare, big footrest and little footrest, fifth connecting rod spare, the front end of sixth connecting rod spare is riveted respectively on the sofa support body, the rear end of fifth connecting rod spare and sixth connecting rod spare articulates there is first link mechanism, first link mechanism's well rear end articulates there is second link mechanism, second link mechanism's rear end articulates there is third link mechanism, fifth connecting rod spare and sixth connecting rod spare drive first link mechanism action, in order to drive the action of second link mechanism, second link mechanism action drives the action of third link mechanism, realize opening or closing of big footrest and little footrest.
Furthermore, the first connecting rod mechanism is formed by riveting a fifth connecting rod piece, a fourth connecting rod piece, a third connecting rod piece and the large footrest.
Furthermore, the second link mechanism is formed by riveting a seventh link piece, a second link piece, a fourth link piece and the big footrest.
Further, the third link mechanism is formed by riveting the second link piece, the first link piece, the large footrest and the small footrest.
Furthermore, the tail end of the second connecting rod piece is hinged to the front end of the small footrest, the front end of the second connecting rod piece is hinged to the rear end of the seventh connecting rod piece, the second connecting rod piece comprises a first straight rod part, a bending part and a second straight rod part which are sequentially connected, the first straight rod part and the second straight rod part are arranged in a height staggered mode, the large footrest comprises a first straight rod plate, an inclined rod plate and a second straight rod plate, the first straight rod plate and the second straight rod plate are connected with the inclined rod plate through included angles, and the bending part of the second connecting rod piece is riveted with the connecting part of the second straight rod part and the included angle between the inclined rod plate of the large footrest and the included angle between the second straight rod plate.
Further, the fourth connecting rod piece comprises a first V-shaped connecting rod, a second V-shaped connecting rod and a straight rod which are sequentially connected, V-shaped openings of the first V-shaped connecting rod and the second V-shaped connecting rod are arranged upwards, the second V-shaped connecting rod is connected with the straight rod at an included angle, and an included angle opening between the second V-shaped connecting rod and the straight rod is arranged downwards; the first V-shaped connecting rod and the second V-shaped connecting rod are connected and hinged at the front end of the seventh connecting rod piece, and the connecting rod of the second V-shaped connecting rod close to the straight rod is riveted with the rear end connecting rod of the fifth connecting rod piece.
Furthermore, the cross section of the seventh connecting rod piece is arc-shaped, and the arc-shaped opening of the seventh connecting rod piece is arranged downwards.
The utility model provides a support body, includes the support body and installs the double-legged board mechanism on the support body, and double-legged board mechanism specifically is double-legged board mechanism.
A sofa comprises a frame body, wherein the frame body is specifically a frame body.
The utility model has the advantages that: the utility model discloses by the transmission between the three four-bar linkage, realized the stable movement track of big footrest and little footrest, and simple structure, simple to operate, the steady operation, safe and reliable's footrest mechanism solves on the current market that the product structure blocks easily and dies, controls unbalanced shortcoming, has also reduced investment cost simultaneously.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of the structure of the present invention mounted on a frame body;
FIG. 4 is a front view of the open state of the frame body of the present invention;
figure 5 is a top view of the present invention from figure 4;
figure 6 is a left side view of figure 4 of the present invention;
figure 7 is a perspective view of the present invention from figure 4;
fig. 8 is a front view of the frame body of the present invention in a folded state;
figure 9 is a top view of the present invention from figure 8;
figure 10 is a left side view of figure 8 of the present invention;
fig. 11 is a perspective view of fig. 8 according to the present invention.
In the figure: 1. the first connecting rod piece, 2, the second connecting rod piece, 3, the third connecting rod piece, 4, the fourth connecting rod piece, 5, the fifth connecting rod piece, 6, the sixth connecting rod piece, 7, the seventh connecting rod piece, 8, the big footrest, 9, the small footrest.
Detailed Description
The invention will now be described in further detail with reference to the drawings and preferred embodiments. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
The double-footrest mechanism as shown in fig. 1 to 11 is arranged on two sides of the front part of a sofa frame body, and comprises a fifth connecting rod piece 5, a sixth connecting rod piece 6, a large footrest 8 and a small footrest 9, wherein the front ends of the fifth connecting rod piece 5 and the sixth connecting rod piece 6 are respectively riveted on the sofa frame body, the rear ends of the fifth connecting rod piece 5 and the sixth connecting rod piece 6 are hinged with a first connecting rod mechanism, the middle rear end of the first connecting rod mechanism is hinged with a second connecting rod mechanism, the rear end of the second connecting rod mechanism is hinged with a third connecting rod mechanism, the fifth connecting rod piece 5 and the sixth connecting rod piece 6 drive the first connecting rod mechanism to move so as to drive the second connecting rod mechanism to move, and the second connecting rod mechanism drives the third connecting rod mechanism to move so as to open or close the large footrest 8 and the small footrest 9.
The first link mechanism is formed by mutually riveting a fifth link piece 5, a fourth link piece 4, a third link piece 3 and a large footrest 8.
The seventh connecting rod piece 7, the second connecting rod piece 2, the fourth connecting rod piece 4 and the big footrest 8 are riveted with each other in the second connecting rod mechanism.
The third link mechanism is formed by mutually riveting a second link piece 2, a first link piece 1, a large footrest 8 and a small footrest 9.
The tail end of second connecting rod spare 2 is articulated with the front end of little footrest 9, and the front end of second connecting rod spare 2 is articulated with the rear end of seventh connecting rod spare 7, and second connecting rod spare 2 is including the first straight-bar portion, kink, the second straight-bar portion that connect gradually, and first straight-bar portion is high-low dislocation set with the second straight-bar portion, and big footrest 8 includes first straight-bar plate, down tube plate and second straight-bar plate, first straight-bar plate, second straight-bar plate all are connected for the contained angle with the down tube plate, and this contained angle is the obtuse angle, and the kink and the second straight-bar portion junction of second connecting rod spare 2 are riveted with the contained angle department of the down tube plate of big footrest 8 and second straight-bar plate.
The fourth connecting rod piece 4 comprises a first V-shaped connecting rod, a second V-shaped connecting rod and a straight rod which are sequentially connected, V-shaped openings of the first V-shaped connecting rod and the second V-shaped connecting rod are arranged upwards, an included angle is formed between the second V-shaped connecting rod and the straight rod, and an included angle opening between the second V-shaped connecting rod and the straight rod is arranged downwards; the first V-shaped connecting rod and the second V-shaped connecting rod are connected and hinged at the front end of the seventh connecting rod piece 7, and the connecting rod of the second V-shaped connecting rod close to the straight rod is riveted with the rear end connecting rod of the fifth connecting rod piece 5.
The seventh link member 7 has an arc-shaped cross-sectional shape.
The working principle of the application is as follows:
the motion mode of the application is completed by transmission among three four-bar mechanisms,
a first link mechanism: the four-bar mechanism is composed of a fifth connecting rod piece 5, a fourth connecting rod piece 4, a third connecting rod piece 3 and a large footrest 8 in the attached drawings 1-2 and is composed of a riveting point A, a riveting point B, a riveting point C and a riveting point D.
A second link mechanism: the four-bar mechanism is composed of a seventh connecting rod piece 7, a second connecting rod piece 2, a fourth connecting rod piece 4 and a large footrest 8 in the attached drawings 1-2, and is composed of a riveting point E, a riveting point F, a riveting point G and a riveting point C.
A third link mechanism: the riveting device comprises a second connecting rod piece 2, a first connecting rod piece 1, a large footrest 8 and a small footrest 9 in attached figures 1-2, and a four-bar mechanism consisting of a riveting point G, a riveting point I, a riveting point H and a riveting point J.
In the operation of opening the dual-footrest mechanism as shown in fig. 3-7, the fifth link member 5 and the sixth link member 6 drive the first link structure to make a stable link movement (i.e., an opening movement); the first connecting rod mechanism drives the second connecting rod to do stable connecting rod motion through the riveting point E and the riveting point C; the second connecting rod mechanism drives the third connecting rod to move stably through the riveting point I and the riveting point G; thereby achieving a stable opening movement of the big footrest 8 and the small footrest 9.
In the closed operation of the dual-footrest mechanism as shown in fig. 8-11, the fifth link member 5 and the sixth link member 6 drive the first link structure to make a stable link movement (closing movement); the first connecting rod mechanism drives the second connecting rod mechanism to do stable connecting rod motion through the riveting point E and the riveting point C; the second connecting rod mechanism drives the third connecting rod mechanism to do stable connecting rod motion through the riveting point I and the riveting point G; thereby achieving a stable closing movement of the big footrest 8 and the small footrest 9.
The application also provides a frame body with a double-footrest mechanism, the frame body is provided with the double-footrest mechanism, the fifth connecting rod piece 5 and the sixth connecting rod piece 6 in the double-footrest mechanism are both arranged at the front end of the stretching device arranged on the frame body, as shown in fig. 7 or fig. 11, the stretching device is driven to work by the driving motor, then the stretching device drives the fifth connecting rod piece 5 and the sixth connecting rod piece 6 to act, and the opening or closing of the double-footrest mechanism is completed.
This application still provides a sofa simultaneously, including the support body, the support body specifically is the support body.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (9)
1. The utility model provides a two footrest mechanisms sets up in sofa support body front portion both sides, and two footrest mechanisms include fifth connecting rod spare (5), sixth connecting rod spare (6), big footrest (8) and little footrest (9), and the front end of fifth connecting rod spare (5), sixth connecting rod spare (6) is the riveting respectively on the sofa support body, its characterized in that: the rear ends of the fifth connecting rod piece (5) and the sixth connecting rod piece (6) are hinged with a first connecting rod mechanism, the middle rear end of the first connecting rod mechanism is hinged with a second connecting rod mechanism, the rear end of the second connecting rod mechanism is hinged with a third connecting rod mechanism,
the fifth connecting rod piece (5) and the sixth connecting rod piece (6) drive the first connecting rod mechanism to move so as to drive the second connecting rod mechanism to move, and the second connecting rod mechanism moves to drive the third connecting rod mechanism to move, so that the opening or closing of the large footrest (8) and the small footrest (9) is realized.
2. The dual-footrest mechanism of claim 1, wherein: the first connecting rod mechanism is formed by riveting a fifth connecting rod piece (5), a fourth connecting rod piece (4), a third connecting rod piece (3) and a big footrest (8).
3. The dual-footrest mechanism of claim 1, wherein: the second connecting rod mechanism is formed by riveting a seventh connecting rod piece (7), a second connecting rod piece (2), a fourth connecting rod piece (4) and a big footrest (8).
4. The dual-footrest mechanism of claim 1, wherein: the third link mechanism is formed by riveting a second link piece (2), a first link piece (1), a large footrest (8) and a small footrest (9).
5. The dual-footrest mechanism of claim 3, wherein: the tail end of the second connecting rod piece (2) is hinged with the front end of the small footrest (9), the front end of the second connecting rod piece (2) is hinged with the rear end of the seventh connecting rod piece (7),
the second connecting rod piece (2) comprises a first straight rod part, a bending part and a second straight rod part which are connected in sequence, the first straight rod part and the second straight rod part are arranged in a staggered manner,
the big footrest (8) comprises a first straight bar plate, an inclined bar plate and a second straight bar plate, the first straight bar plate and the second straight bar plate are connected with the inclined bar plate at included angles,
the joint of the bending part of the second connecting rod piece (2) and the second straight rod part is riveted with the included angle between the diagonal rod plate of the big footrest (8) and the second straight rod plate.
6. The dual-footrest mechanism of claim 3, wherein: the fourth connecting rod piece (4) comprises a first V-shaped connecting rod, a second V-shaped connecting rod and a straight rod which are sequentially connected, V-shaped openings of the first V-shaped connecting rod and the second V-shaped connecting rod are arranged upwards, an included angle is formed between the second V-shaped connecting rod and the straight rod, and an included angle opening between the second V-shaped connecting rod and the straight rod is arranged downwards;
the first V-shaped connecting rod and the second V-shaped connecting rod are connected and positioned at the front end of the seventh connecting rod piece (7) in a hinged mode, and the connecting rod of the second V-shaped connecting rod close to the straight rod is riveted with the rear end connecting rod of the fifth connecting rod piece (5).
7. The dual-footrest mechanism of claim 3, wherein: the section of the seventh connecting rod piece (7) is arc-shaped.
8. The utility model provides a support body, includes support body and installs the double-legged board mechanism on the support body, its characterized in that: the double-footrest mechanism is specifically the double-footrest mechanism of claims 1 to 7.
9. A sofa, which is characterized in that: comprises a frame body, in particular to the frame body of claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022715974.1U CN214207844U (en) | 2020-11-20 | 2020-11-20 | Double-footrest mechanism, frame body with same and sofa with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022715974.1U CN214207844U (en) | 2020-11-20 | 2020-11-20 | Double-footrest mechanism, frame body with same and sofa with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214207844U true CN214207844U (en) | 2021-09-17 |
Family
ID=77698414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022715974.1U Active CN214207844U (en) | 2020-11-20 | 2020-11-20 | Double-footrest mechanism, frame body with same and sofa with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214207844U (en) |
-
2020
- 2020-11-20 CN CN202022715974.1U patent/CN214207844U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 213000, No. 26 Changhong East Road, Henglin Town, Changzhou Economic Development Zone, Jiangsu Province Patentee after: Changzhou Kairong Machinery Technology Co.,Ltd. Country or region after: China Address before: 214444 No. 88, VIP Road, Ligang street, Jiangyin City, Wuxi City, Jiangsu Province Patentee before: Jiangyin Kaiyan Metal Manufacturing Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |