CN220423534U - Backrest leg and foot linkage chair frame structure - Google Patents
Backrest leg and foot linkage chair frame structure Download PDFInfo
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- CN220423534U CN220423534U CN202321781634.6U CN202321781634U CN220423534U CN 220423534 U CN220423534 U CN 220423534U CN 202321781634 U CN202321781634 U CN 202321781634U CN 220423534 U CN220423534 U CN 220423534U
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- 230000007306 turnover Effects 0.000 claims abstract description 54
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model discloses a backrest leg and foot linkage chair frame structure, and relates to the technical field of massage chairs. The device comprises a backrest frame, a turnover leg pushing rod, a turnover leg fixing frame, a leg lifting assembly, a backrest push rod and a lower seat frame, wherein the middle part of the backrest frame is hinged with one end of the lower seat frame; one end of the backrest push rod is arranged on the lower seat frame, and the other end of the backrest push rod is fixedly connected with the tail end of the bottom of the backrest frame; the turnover leg and foot fixing frame is hinged at one end of the lower seat frame far away from the backrest frame; one end of the leg lifting assembly is hinged with the middle part of the lower seat frame, and the other end of the leg lifting assembly is contacted with the turnover leg and foot fixing frame; one end of the turnover leg pushing rod is hinged with the bottom of the backrest frame, and the other end of the turnover leg pushing rod is hinged with the middle part of the leg lifting assembly. The utility model can realize linkage effect by one backrest push rod, has the characteristics of reasonable design, simple structure, stable support and direct driving, and is stable and reliable.
Description
Technical Field
The utility model belongs to the technical field of massage chairs, and particularly relates to a backrest leg and foot linkage chair frame structure.
Background
Along with the continuous improvement of the living standard of people, people pay more and more attention to the physical and mental health of the people. Therefore, the massage armchair with the effects of relieving pressure, relieving fatigue and the like is gradually popular with consumers. The massage chair frame is as the important subassembly of massage armchair, it generally includes the back rest, the bottom of back rest is provided with the base, be provided with the sliding seat that can slide back and forth on the base, the back rest is rotatable to be set up on the sliding seat, be provided with first electric putter between base and the sliding seat, be provided with the second electric putter between sliding seat and the back rest, the setting of first electric putter has realized that the back rest can slide back and forth, the setting of second electric putter has realized that the back rest can rotate the slope, the comfortable demand of people to the massage armchair has been enriched in the setting of two electric putter, however, but the structure that has led to conventional massage chair frame is complicated, easy trouble. In addition, when the massage armchair is in different states of lying posture and sitting posture, from the perspective of satisfying ergonomics, in order to make the user feel more comfortable, the state of the leg support of the massage armchair also needs to be unfolded or folded synchronously, if a set of driving device is independently arranged for the massage armchair, the control mechanism is more complex, the failure rate is increased, and the driving device is arranged in the space in the frame of the massage armchair, the complexity of manufacturing and assembling is increased, and the cost is increased. Therefore, we develop a backrest leg and foot linkage chair frame structure.
Disclosure of Invention
The utility model aims to provide a backrest leg and foot linkage chair frame structure which solves the problems in the prior art.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a backrest leg and foot linkage chair frame structure which comprises a backrest frame, a turnover leg pushing rod, a turnover leg and foot fixing frame, a leg lifting assembly, a backrest push rod and a lower seat frame, wherein the middle part of the backrest frame is hinged with one end of the lower seat frame; one end of the backrest push rod is arranged on the lower seat frame, and the other end of the backrest push rod is fixedly connected with the tail end of the bottom of the backrest frame; the turnover leg and foot fixing frame is hinged to one end, far away from the backrest frame, of the lower seat frame; one end of the leg lifting assembly is hinged with the middle part of the lower seat frame, and the other end of the leg lifting assembly is contacted with the turnover leg and foot fixing frame; one end of the turnover leg pushing rod is hinged with the bottom of the backrest frame, and the other end of the turnover leg pushing rod is hinged with the middle part of the leg lifting assembly; when the backrest frame is rotated, the turnover leg pushing rod drives the leg lifting assembly to be opened, the leg lifting assembly supports and drives the turnover leg fixing frame to move, and the backrest frame, the turnover leg pushing rod, the leg lifting assembly and the turnover leg fixing frame are linked.
As a preferable technical scheme of the utility model, the lower seat frame is sequentially provided with a leg fixing rod, a leg lifting assembly fixing rod and a backrest fixing rod from front to back, the leg fixing rod is higher than the backrest fixing rod, and a connecting cross frame which is obliquely arranged is arranged between the leg fixing rod and the backrest fixing rod.
As a preferable technical scheme of the utility model, a push rod hinging seat is arranged in the middle of the bottom end of the backrest frame, backrest frame hinging seats used for hinging with backrest frame fixing rods are arranged on two sides of the bottom end of the backrest frame, and one end of the push rod of the backrest is hinged with the push rod hinging seat at the other end of the lower side of the middle part of the connecting transverse frame.
As a preferable technical scheme of the utility model, the top end of the leg and foot fixing rod is provided with a supporting frame, and the turnover leg and foot fixing frame comprises a foot support, turnover plates arranged on two sides of the foot support, a rotating shaft arranged between the two turnover plates, and two ends of the rotating shaft are arranged on the supporting frame.
As a preferable technical scheme of the utility model, the leg lifting assembly comprises a first curved rod, a first connecting rod and a supporting plate, wherein one end of the first curved rod is hinged with a leg lifting assembly fixing rod, the first connecting rod is hinged with the other end of the first curved rod, the supporting plate is hinged with the other end of the first connecting rod, one end of the supporting plate is fixed on a rotating shaft, and the supporting plate is contacted with the overturning plate.
The utility model has the following beneficial effects:
according to the utility model, the backrest push rod can drive the backrest frame to fall down or stand up, and when the backrest frame moves, the turnover leg push rod can drive the leg lifting assembly to move, so that the turnover leg fixing frame is driven to move, and the backrest leg and foot linkage is realized.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;
FIG. 3 is a schematic perspective view of the backrest frame of the present utility model when lying down;
FIG. 4 is a side view of FIG. 3;
in the drawings, the list of components represented by the various numbers is as follows:
1-a backrest frame; 2-turning leg pushing rod; 3-overturning leg and foot fixing frames, 31-foot supports, 32-overturning plates and 33-rotating shafts; 4-leg lifting assembly, 41-first curved bar, 42-first connecting rod, 43-supporting plate; 5-a backrest push rod; 6-lower seat frame, 61-leg and foot fixing rod, 62-leg lifting assembly fixing rod, 63-backrest frame fixing rod and 64-connecting transverse frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1-4: the utility model discloses a backrest leg and foot linkage chair frame structure, which comprises a backrest frame 1, a turnover leg pushing rod 2, a turnover leg and foot fixing frame 3, a leg lifting assembly 4, a backrest push rod 5 and a lower seat frame 6, wherein the middle part of the backrest frame 1 is hinged with one end of the lower seat frame 6; one end of the backrest push rod 5 is arranged on the lower seat frame 6, and the other end is fixedly connected with the tail end of the bottom of the backrest frame 1; the turnover leg and foot fixing frame 3 is hinged at one end of the lower seat frame 6 far away from the backrest frame 1; one end of the leg lifting assembly 4 is hinged with the middle part of the lower seat frame 6, and the other end is contacted with the turnover leg and foot fixing frame 3; one end of the turnover leg pushing rod 2 is hinged with the bottom of the backrest frame 1, and the other end is hinged with the middle part of the leg lifting assembly 4; when the backrest frame 1 is rotated, the turnover leg pushing rod 2 drives the leg lifting assembly 4 to be opened, the leg lifting assembly 4 supports and drives the turnover leg fixing frame 3 to move, and the backrest frame 1, the turnover leg pushing rod 2, the leg lifting assembly 4 and the turnover leg fixing frame 3 are linked.
In the utility model, the backrest push rod 5 can drive the backrest frame 1 to fall or stand up, and when the backrest frame 1 moves, the turnover leg push rod 2 can drive the leg lifting assembly 4 to move, so as to drive the turnover leg fixing frame 3 to move, thereby realizing backrest leg linkage.
As shown in fig. 2-3; the lower seat frame 6 is provided with a leg fixing rod 61, a leg lifting assembly fixing rod 62 and a backrest fixing rod 63 in sequence from front to back, the leg fixing rod 61 is higher than the backrest fixing rod 63, and a connection cross frame 64 which is obliquely arranged is arranged between the leg fixing rod 61 and the backrest fixing rod 63. The middle part of the bottom end of the backrest frame 1 is provided with a push rod hinging seat, two sides of the bottom end of the backrest frame 1 are provided with backrest frame hinging seats which are hinged with backrest frame fixing rods 63, and one end of the backrest push rod 5 is hinged with the push rod hinging seats at the other end of the lower side of the middle part of the connecting transverse frame 64.
In this embodiment, the lower mount 6 is used as a base, and leg fixing bars 61, leg lifting assembly fixing bars 62, backrest mount fixing bars 63, and connection cross frames 64 are provided on both sides of the lower mount 6. The lower seat frame 6 plays a role in supporting, fixing and converting.
As shown in fig. 2-4; the top of the leg and foot fixing rod 61 is provided with a supporting frame, the turnover leg and foot fixing frame 3 comprises a foot support 31, turnover plates 32 arranged on two sides of the foot support 31, a rotating shaft 33 arranged between the two turnover plates 32, and two ends of the rotating shaft 33 are arranged on the supporting frame. The leg lifting assembly 4 includes a first curved bar 41 having one end hinged to a leg lifting assembly fixing bar 62, a first link 42 hinged to the other end of the first curved bar 41, and a support plate 43 hinged to the other end of the first link 42, one end of the support plate 43 is fixed to the rotation shaft 33, and the support plate 43 is in contact with the turnover plate 32.
In this embodiment, when the turnover leg pushing rod 2 pushes the first curved rod 41 to rotate, the first curved rod 41 drives the first connecting rod 42 to rotate, so as to drive the supporting plate 43 to rotate, and the supporting plate 43 contacts with the turnover plate 32, and correspondingly, the turnover plate 32 is also driven to rotate, so as to drive the turnover leg fixing frame 3 to move, thereby realizing linkage.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and its practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. The utility model provides a back leg and foot linkage chair frame structure, includes back frame (1), upset leg push rod (2), upset leg and foot mount (3), lifts leg subassembly (4), back push rod (5) and lower seat frame (6), its characterized in that: the middle part of the backrest frame (1) is hinged with one end of the lower seat frame (6);
one end of the backrest push rod (5) is arranged on the lower seat frame (6), and the other end of the backrest push rod is fixedly connected with the tail end of the bottom of the backrest frame (1);
the turnover leg and foot fixing frame (3) is hinged to one end, far away from the backrest frame (1), of the lower seat frame (6);
one end of the leg lifting assembly (4) is hinged with the middle part of the lower seat frame (6), and the other end of the leg lifting assembly is contacted with the turnover leg fixing frame (3);
one end of the turnover leg pushing rod (2) is hinged with the bottom of the backrest frame (1), and the other end of the turnover leg pushing rod is hinged with the middle part of the leg lifting assembly (4);
when the backrest frame (1) is rotated, the turnover leg pushing rod (2) drives the turnover leg pushing rod (4) to be opened, the turnover leg pushing rod (4) supports and drives the turnover leg fixing frame (3) to move, and the backrest frame (1), the turnover leg pushing rod (2), the turnover leg pushing rod (4) and the turnover leg fixing frame (3) are linked.
2. The backrest leg and foot linkage chair frame structure according to claim 1, wherein the lower seat frame (6) is provided with a leg and foot fixing rod (61), a leg lifting assembly fixing rod (62) and a backrest frame fixing rod (63) in sequence from front to back, the leg and foot fixing rod (61) is higher than the backrest frame fixing rod (63), and a connection cross frame (64) which is obliquely arranged is arranged between the leg and foot fixing rod (61) and the backrest frame fixing rod (63).
3. The backrest leg and foot linkage chair frame structure according to claim 2, wherein a push rod hinging seat is arranged in the middle of the bottom end of the backrest frame (1), backrest frame hinging seats used for hinging with backrest frame fixing rods (63) are arranged on two sides of the bottom end of the backrest frame (1), and one end of a backrest push rod (5) is hinged with the push rod hinging seat at the other end of the lower side of the middle of the connecting transverse frame (64).
4. A backrest leg and foot linkage chair frame structure according to claim 3, characterized in that the top end of the leg and foot fixing rod (61) is provided with a supporting frame, the turnover leg and foot fixing frame (3) comprises a foot support (31), turnover plates (32) arranged on two sides of the foot support (31), a rotating shaft (33) arranged between the two turnover plates (32), and two ends of the rotating shaft (33) are arranged on the supporting frame.
5. The backrest leg and foot linkage chair frame structure according to claim 4, wherein the leg lifting assembly (4) comprises a first curved bar (41) with one end hinged with a leg lifting assembly fixing bar (62), a first connecting bar (42) hinged with the other end of the first curved bar (41), and a supporting plate (43) hinged with the other end of the first connecting bar (42), one end of the supporting plate (43) is fixed on the rotating shaft (33), and the supporting plate (43) is contacted with the overturning plate (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321781634.6U CN220423534U (en) | 2023-07-07 | 2023-07-07 | Backrest leg and foot linkage chair frame structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321781634.6U CN220423534U (en) | 2023-07-07 | 2023-07-07 | Backrest leg and foot linkage chair frame structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220423534U true CN220423534U (en) | 2024-02-02 |
Family
ID=89701830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321781634.6U Active CN220423534U (en) | 2023-07-07 | 2023-07-07 | Backrest leg and foot linkage chair frame structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220423534U (en) |
-
2023
- 2023-07-07 CN CN202321781634.6U patent/CN220423534U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |