CN210842335U - Function sofa iron stand structure and function sofa thereof - Google Patents
Function sofa iron stand structure and function sofa thereof Download PDFInfo
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- CN210842335U CN210842335U CN201921844495.0U CN201921844495U CN210842335U CN 210842335 U CN210842335 U CN 210842335U CN 201921844495 U CN201921844495 U CN 201921844495U CN 210842335 U CN210842335 U CN 210842335U
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- connecting rod
- head end
- seat frame
- tail end
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Abstract
The utility model discloses a function sofa iron frame structure and function sofa thereof, be in including seat frame, setting the flexible subassembly of footboard and the setting of seat frame front end are in the back subassembly of seat frame rear end, this back subassembly include expansion end and stiff end, and the back subassembly passes through link mechanism and seat frame swing joint, link mechanism includes third connecting rod, fourth connecting rod and fifth connecting rod, the head end of third connecting rod rotates with the expansion end of back subassembly to be connected, and its end rotates with the fourth connecting rod to be connected, the head end of fourth connecting rod rotates with the seat frame lateral wall to be connected, and its end rotates with the end of fifth connecting rod to be connected, the head end of fifth connecting rod and the stiff end fixed connection of back subassembly. By using the iron frame of the utility model, the structure of the sofa is light, the sofa is kept beautiful when the sofa is opened and folded smoothly and the occupied space is small.
Description
Technical Field
The utility model belongs to the technical field of intelligent house production, concretely relates to function sofa iron stand structure and function sofa thereof.
Background
The general part of current function sofa mechanical stretching device is many, leads to function sofa iron stand structure complicacy, and production technology difficulty, and the sofa takes up an area of the space great, is unfavorable for sofa compression size, influences the whole pleasing to the eye of sofa.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is that: in order to solve the problems of complex structure and the like of the current sofa iron frame, the utility model provides a functional sofa iron frame structure and a functional sofa thereof.
The utility model adopts the technical proposal that: the utility model provides a function sofa iron stand structure, is in including seat frame, setting the flexible subassembly of footboard and the setting of seat frame front end are in the back subassembly of seat frame rear end, the back subassembly includes expansion end and stiff end, and it passes through link mechanism and seat frame swing joint, link mechanism includes third connecting rod, fourth connecting rod and fifth connecting rod, the head end of third connecting rod rotates with the expansion end of back subassembly to be connected, and its end rotates with the fourth connecting rod to be connected, the head end and the seat frame lateral wall of fourth connecting rod rotate to be connected, and its end rotates with the end of fifth connecting rod to be connected, the head end of fifth connecting rod and the stiff end fixed connection of back subassembly.
Furthermore, the head end of the fourth connecting rod is rotatably connected with the middle position of the side wall of the seat frame.
Further, the backrest assembly comprises a backrest cross rod for fixing the first motor, a Z-shaped connecting rod, a first connecting rod and a second connecting rod; the end of the Z-shaped connecting rod is rotationally connected with the seat frame as the movable end of the backrest component, the head end of the Z-shaped connecting rod is upwards connected with the peripheral iron frame, the head end of the first connecting rod is rotationally connected with the Z-shaped connecting rod, the end of the first connecting rod is fixedly connected with the head end of the backrest component as the fixed end of the backrest component and the head end of the fifth connecting rod, the head end of the fifth connecting rod is fixedly connected with the tail end of the second connecting rod, the head end of the second connecting rod is fixedly connected with the backrest cross rod, and the tail end of the second connecting rod is fixedly connected with the.
Furthermore, the pedal telescopic component is a telescopic three-folding structure and comprises a sixth connecting rod, a seventh connecting rod, an eighth connecting rod, a ninth connecting rod, a tenth connecting rod and a pedal frame which is driven by a motor to drive the connecting rods to complete the conversion of the telescopic state, the head end of the sixth connecting rod and the head end of the seventh connecting rod are both rotationally connected with the seat frame, the tail end of the sixth connecting rod is rotationally connected with the head end of the eighth connecting rod, the tail end of the seventh connecting rod is rotationally connected with the head end of the ninth connecting rod, the eighth connecting rod and the seventh connecting rod are crossed, the cross part adopts rotary connection, the pedal frame is rotatably connected with the sixth connecting rod and the seventh connecting rod through a fixing piece, a first mounting part for mounting the lower leg plate is arranged at the tail ends of the eighth connecting rod and the seventh connecting rod, the head end of the tenth connecting rod is rotatably connected with the tail end of the ninth connecting rod, and a second mounting part for mounting the pedal is mounted on the tail end of the tenth connecting rod.
Furthermore, the position of the joint of the head end of the first connecting rod and the Z-shaped connecting rod is higher than the position of the joint of the head end of the third connecting rod and the Z-shaped connecting rod.
Furthermore, the Z-shaped connecting rod comprises a first connecting part and a second connecting part which are sequentially connected and used as the head end of the Z-shaped connecting rod, and a third connecting part used as the tail end of the Z-shaped connecting rod, the head end of the first connecting rod is rotatably connected with the tail end of the second connecting part, and the head end of the third connecting rod is rotatably connected with the middle section of the third connecting part.
Further, the third link is an L-shaped link including a short portion as a head end of the third link and a long portion as a tail end of the third link, and a connection angle between the short portion and the long portion is greater than 90 °.
Further, the second link is an L-shaped link including a long portion as a head end of the second link and a short portion as a tail end of the second link, the short portion being perpendicularly connected to the long portion.
Furthermore, the seat frame comprises a seat frame and a middle cross rod arranged at the lower end of the seat frame, and the middle cross rod is driven by the motor II to drive each connecting rod of the backrest component to move.
The utility model also discloses a function sofa, carry out mechanical motion's motor one and drive back subassembly and carry out mechanical motion's motor two including foretell function sofa iron stand structure, the flexible subassembly of drive footboard.
Has the advantages that: compared with the prior art, the utility model has the following advantage: the utility model discloses part is small in quantity, simple structure for mechanical stretching device overall dimension compresses, reduces the space that occupies, reduces the iron stand height, improves the comfort level.
Drawings
Fig. 1 is a schematic structural view of the utility model in a tightened state;
FIG. 2 is a schematic view of FIG. 1 from a different perspective;
FIG. 3 is a schematic view of FIG. 1 from a different perspective;
fig. 4 is a schematic structural view of the present invention in an unfolded state;
fig. 5 is a schematic structural view of the present invention in an intermediate state;
FIG. 6 is a schematic view of FIG. 5 from a different perspective;
fig. 7 is a side view of the present invention in a deployed state;
fig. 8 is a side view of the present invention in an intermediate state;
fig. 9 is a side view of the present invention in a tightened state;
fig. 10 is a diagram showing the difference in height between the hob of the present invention and the hob of the prior art.
Detailed Description
The invention is further explained below with reference to the drawings and examples.
Example 1:
referring to fig. 1 to 9, the functional sofa iron frame structure of the present embodiment includes a seat frame 1, a pedal extension assembly 2 disposed at a front end of the seat frame 1, and a backrest assembly 3 disposed at a rear end of the seat frame. Specifically, the seat frame 1 of the present embodiment includes a seat frame 11 and an intermediate cross bar 12 disposed at the lower end of the seat frame 11, and the intermediate cross bar 12 is fixed on the side wall of the lower end of the seat frame 11 through a right-angle fixing seat 13, and the connection is the prior art and will not be described in detail.
The pedal extension assembly 2 of the present embodiment includes a pedal frame 21, a sixth link 22, a seventh link 23, an eighth link 24, a ninth link 25 and a tenth link 26, wherein the head end of the sixth link 22 is pivotally connected to the side wall of the seat frame 1, the tail end of the sixth link 22 is pivotally connected to the head end of the eighth link 24, the head end of the seventh link 23 is pivotally connected to the side wall of the seat frame 1, the head end of the sixth link 22 is located at a position behind the position where the head end of the seventh link 23 is connected to the seat frame 1, the tail end of the seventh link 23 is pivotally connected to the head end of the ninth link 25, the eighth link 24 and the seventh link 23 are crossed and pivotally connected to each other, the sixth link 22 is slightly shorter than the seventh link 23 in length in order to satisfy the crossing between the eighth link 24 and the seventh link 23, and a mounting member for mounting the calf plate is pivotally connected to the tail end of the eighth link 24 and the tail end of the ninth link 25, specifically, the connection position of the first mounting part is between the tail end of the eighth link 24 and the tail end of the ninth link 25, the inner side of the tail end of the ninth link 25 is rotatably connected with the head end of the tenth link 26, and the tail end of the tenth link 26 is rotatably connected with the second mounting part for mounting the pedal; the pedal frame 21 of this embodiment receives two drives of motor and drives each connecting rod completion flexible state conversion of the flexible subassembly 2 of footboard, and its specific mounted position is: the pedal frame is rotatably connected to the sixth connecting rod 22 and the seventh connecting rod 23 through a fixing piece, specifically, the fixing piece is connected to the inner sides of the sixth connecting rod and the seventh connecting rod, the inner side in this embodiment refers to a direction facing the inside of the seat frame, the fixing piece is a right-angle piece and comprises a first fixing end and a second fixing end, the first fixing end and the second fixing end are vertically connected to form a fixing piece, the first fixing end is rotatably connected to the inner sides of the sixth connecting rod and the seventh connecting rod, the second fixing end is used for fixing the pedal frame, and specifically, the pedal frame is fixed to the lower surface of the second fixing end; the fixing of the right-angle piece is prior art and will not be elaborated on here. As is apparent from the above-described structure, the pedal extension/contraction unit 2 of the present embodiment has a retractable triple-folding structure in which the sixth link 22 and the seventh link 23 serve as a first fold, the eighth link 24 and the ninth link 25 serve as a second fold, and the tenth link 26 serves as a third fold.
The backrest assembly 3 of the present embodiment includes a backrest cross bar 31 for fixing a first motor, a Z-shaped link 32, a first link 33, a second link 34, a third link 35, a fourth link 36, and a fifth link 37; the tail end of the Z-shaped connecting rod 32 is rotatably connected with the seat frame 1, the head end of the Z-shaped connecting rod 32 is upward connected with other peripheral iron frames, the specific structure of the Z-shaped connecting rod 32 of the embodiment comprises a first connecting part, a second connecting part and a third connecting part, wherein the first connecting part, the second connecting part and the third connecting part are sequentially connected as the head end of the Z-shaped connecting rod, the head end of the first connecting rod 33 is rotatably connected with the tail end of the second connecting part, the head end of the third connecting rod 35 is rotatably connected with any position in the middle section of the third connecting part, the tail end of the first connecting rod 33 is fixedly connected with the head end of the fifth connecting rod 37, the tail end of the third connecting rod 35 is rotatably connected with any position in the middle section of the fourth connecting rod 36, the head end of the fourth connecting rod 36 is rotatably connected with the outer side wall of the seat frame 1, the tail end of the fourth connecting rod is rotatably connected with the tail, the head end of the fifth connecting rod 37 is fixedly connected with the tail end of the second connecting rod 24, and the head end of the second connecting rod 24 is fixedly connected with the backrest cross rod 31; it should be clear that the position of the joint between the head end of the first link 33 and the Z-shaped link of the present embodiment is higher than the position of the joint between the head end of the third link and the Z-shaped link, the third link 35 of the present embodiment is an L-shaped link including a short portion as the head end of the third link and a long portion as the tail end of the third link, the connection angle between the short portion and the long portion is greater than 90 °, the second link 34 is an L-shaped link including a long portion as the head end of the second link and a short portion as the tail end of the second link, the short portion is perpendicularly connected with the long portion, and the connection between the second link and the backrest cross bar 31 is the prior art and will not be specifically described herein.
The rotary connection involved in this embodiment may be hinged.
As shown in fig. 10, the left side is the iron frame of the present embodiment, and the right side is the iron frame of the prior art, so that it can be seen from the figure that, under the condition of realizing the same function, the number of the parts of the iron frame of the present embodiment is obviously reduced, compared with the prior art, the difficulty of the production process is greatly reduced, the height of the iron frame of the present embodiment is also reduced, the occupied space of the sofa is reduced, and the aesthetic property of the sofa is improved.
Example 2:
the iron frame structure of embodiment 1 is adopted to this embodiment to dispose motor one and motor two, motor two is installed on back horizontal pole 31 through motor fixing base two, horizontal pole 12 in the middle of the drive end drive of this motor two, specifically, the drive end of motor two is fixed on middle horizontal pole 12 through fixed establishment, motor one is installed on middle horizontal pole 12 through motor fixing base one, the drive end drive pedal frame 21 of motor one, specifically, motor fixing base one is fixed in the lower surface department of middle horizontal pole 12.
Referring to fig. 1 to 9, the mechanical motion process of each link of the present embodiment driven by the first motor and the second motor is described as follows: when the mechanical unfolding is carried out, the pedal frame 21 moves forwards under the driving of the first motor, in the process, the sixth connecting rod 22 and the seventh connecting rod 23 act forwards and drive the eighth connecting rod 24 and the ninth connecting rod 25, and when the ninth connecting rod 25 moves forwards, the second mounting piece of the pedal is lifted through the tenth connecting rod 26, so that the three-section unfolding of the pedal telescopic assembly 2 is realized; after all the connecting rods of the pedal telescopic assembly 2 are unfolded, the motor starts to drive the middle cross rod 12 to further lift the seat frame 1, so that the use comfort of a user is improved. When the mechanical tightening is carried out, firstly, the backrest component 3 is driven by the motor I, and all the connecting rods return in the original way, and after the backrest component 3 is tightened, the pedal telescopic component 2 is driven by the motor II, and all the connecting rods return in the original way.
Claims (10)
1. The utility model provides a function sofa iron stand structure, is in including seat frame, setting the flexible subassembly of footboard of seat frame front end and setting are in the back subassembly of seat frame rear end, its characterized in that: the backrest component comprises a movable end and a fixed end, the backrest component is movably connected with the seat frame through a connecting rod mechanism, the connecting rod mechanism comprises a third connecting rod, a fourth connecting rod and a fifth connecting rod, the head end of the third connecting rod is rotatably connected with the movable end of the backrest component, the tail end of the third connecting rod is rotatably connected with the fourth connecting rod, the head end of the fourth connecting rod is rotatably connected with the side wall of the seat frame, the tail end of the fourth connecting rod is rotatably connected with the tail end of the fifth connecting rod, and the head end of the fifth connecting rod is fixedly connected with the fixed end of the backrest component.
2. The functional sofa iron frame structure according to claim 1, wherein: the head end of the fourth connecting rod is rotatably connected with the middle position of the side wall of the seat frame.
3. The functional sofa iron frame structure according to claim 1, wherein: the backrest assembly comprises a backrest cross rod for fixing a first motor, a Z-shaped connecting rod, a first connecting rod and a second connecting rod; the end of the Z-shaped connecting rod is rotationally connected with the seat frame as the movable end of the backrest component, the head end of the Z-shaped connecting rod is upwards connected with the peripheral iron frame, the head end of the first connecting rod is rotationally connected with the Z-shaped connecting rod, the end of the first connecting rod is fixedly connected with the head end of the backrest component as the fixed end of the backrest component and the head end of the fifth connecting rod, the head end of the fifth connecting rod is fixedly connected with the tail end of the second connecting rod, the head end of the second connecting rod is fixedly connected with the backrest cross rod, and the tail end of the second connecting rod is fixedly connected with the.
4. The functional sofa iron frame structure according to claim 1, wherein: the pedal telescopic component is of a telescopic three-folding structure and comprises a sixth connecting rod, a seventh connecting rod, an eighth connecting rod, a ninth connecting rod, a tenth connecting rod and a pedal frame which is driven by a motor II to drive the connecting rods to complete telescopic state conversion, the head end of the sixth connecting rod and the head end of the seventh connecting rod are both rotationally connected with the seat frame, the tail end of the sixth connecting rod is rotationally connected with the head end of the eighth connecting rod, the tail end of the seventh connecting rod is rotationally connected with the head end of the ninth connecting rod, the eighth connecting rod and the seventh connecting rod are crossed, the cross part adopts rotary connection, the pedal frame is rotatably connected with the sixth connecting rod and the seventh connecting rod through a fixing piece, a first mounting part for mounting the lower leg plate is arranged at the tail ends of the eighth connecting rod and the seventh connecting rod, the head end of the tenth connecting rod is rotatably connected with the tail end of the ninth connecting rod, and a second mounting part for mounting the pedal is mounted on the tail end of the tenth connecting rod.
5. The functional sofa iron frame structure according to claim 3, wherein: the position of the joint of the head end of the first connecting rod and the Z-shaped connecting rod is higher than the position of the joint of the head end of the third connecting rod and the Z-shaped connecting rod.
6. The functional sofa iron frame structure according to claim 5, wherein: the Z-shaped connecting rod comprises a first connecting part, a second connecting part and a third connecting part, the first connecting part and the second connecting part are sequentially connected and serve as the head end of the Z-shaped connecting rod, the tail end of the first connecting rod is rotatably connected with the tail end of the second connecting part, and the head end of the third connecting rod is rotatably connected with the middle section of the third connecting part.
7. The functional sofa iron frame structure according to claim 1, wherein: the third connecting rod is an L-shaped connecting rod and comprises a short part as the head end of the third connecting rod and a long part as the tail end of the third connecting rod, and the connecting angle of the short part and the long part is more than 90 degrees.
8. The functional sofa iron frame structure according to claim 3, wherein: the second connecting rod is an L-shaped connecting rod and comprises a long part serving as the head end of the second connecting rod and a short part serving as the tail end of the second connecting rod, and the short part is vertically connected with the long part.
9. The functional sofa iron frame structure according to claim 1, wherein: the seat frame comprises a seat frame and a middle cross rod arranged at the lower end of the seat frame, and the middle cross rod is driven by the motor II to drive each connecting rod of the backrest component to move.
10. A functional sofa is characterized in that: comprising a functional sofa iron frame structure as claimed in any one of claims 1 to 7, a first motor for driving the pedal extension assembly to perform mechanical movement and a second motor for driving the backrest assembly to perform mechanical movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921844495.0U CN210842335U (en) | 2019-10-30 | 2019-10-30 | Function sofa iron stand structure and function sofa thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921844495.0U CN210842335U (en) | 2019-10-30 | 2019-10-30 | Function sofa iron stand structure and function sofa thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210842335U true CN210842335U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921844495.0U Active CN210842335U (en) | 2019-10-30 | 2019-10-30 | Function sofa iron stand structure and function sofa thereof |
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|---|---|
| CN (1) | CN210842335U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112741446A (en) * | 2021-01-28 | 2021-05-04 | 敏华家具制造(惠州)有限公司 | Base bearing structure and european style limit position sofa base structure |
-
2019
- 2019-10-30 CN CN201921844495.0U patent/CN210842335U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112741446A (en) * | 2021-01-28 | 2021-05-04 | 敏华家具制造(惠州)有限公司 | Base bearing structure and european style limit position sofa base structure |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 215200 west side of Tongjin Avenue, Wujiang Economic and Technological Development Zone, Suzhou City, Jiangsu Province Patentee after: Ruimai Technology Co.,Ltd. Country or region after: China Address before: 215200 west side of Tongjin Avenue, Wujiang Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: REMACRO MACHINERY & TECHNOLOGY (WUJIANG) Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |