CN218605849U - Headrest or waist rest mechanical supporting device of sofa and sofa - Google Patents
Headrest or waist rest mechanical supporting device of sofa and sofa Download PDFInfo
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- CN218605849U CN218605849U CN202222913907.XU CN202222913907U CN218605849U CN 218605849 U CN218605849 U CN 218605849U CN 202222913907 U CN202222913907 U CN 202222913907U CN 218605849 U CN218605849 U CN 218605849U
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Abstract
The utility model provides a headrest or waist of sofa leans on mechanical support device and sofa, include: the mounting cross rod is provided with an upper connecting piece and a lower connecting piece which are symmetrical up and down; a support frame configured to be removably coupled to the mounting rail; the supporting frame is an integrally formed U-shaped metal frame structure; the supporting frame is configured to be capable of being rotatably connected with the upper connecting piece or the lower connecting piece respectively; the support frame is rotatably connected with the upper connecting piece to form a headrest support frame; or the support frame is rotationally connected with the lower connecting piece to form a lumbar support frame; the supporting frame is of an integrally formed U-shaped metal frame structure, so that the processing and manufacturing are convenient, and the processing cost is saved; the headrest supporting part and the waist rest supporting part are formed by connecting the supporting frame and the mounting cross rod, so that the seat cushion is universal; only one set of die is needed to be arranged during processing, and the processing cost is further saved.
Description
Technical Field
The utility model relates to a sofa field, in particular to headrest or waist of sofa leans on mechanical support device and sofa.
Background
Currently, with the continuous improvement of living standard of people, people also have higher and higher requirements for the use of sofas, and ordinary sofas with single function are gradually abandoned by people. In order to make the sofa more comfortable, the adjusting performance is more flexible; some existing sofas are arranged with a functional frame inside the backrest, and an adjustable headrest or a waist rest which are opposite up and down are respectively arranged on the functional frame, so that a user can adjust the positions of the headrest and the waist rest according to the sitting posture of the user when using the sofa, and the body feels comfortable.
However, the headrest structure and the lumbar support structure in the existing mechanical headrest or lumbar support device in the sofa are two completely different frame structures; chinese patent application CN201810586223.9 discloses a "mechanical stretching device for headrest waist pillow in sofa". The adjusting mechanism solves the technical problems that the structure of the existing adjusting mechanism is too simple, the traditional driving mode is adopted, when the headrest is reset, the hand is easy to be clamped, the using effect is poor, and the like. This mechanical stretching device of head rest waist pillow in sofa, including the installing frame, the upper end of installing frame and the lower extreme of head rest installation curb plate are rotated and are connected, the upper end and the headrest board of head rest installation curb plate link to each other, the lower extreme of installing frame and the upper end of waist pillow installation curb plate are rotated and are connected, the lower extreme and the waist pillow board of waist pillow installation curb plate link to each other, the middle part and the installation pole of installing frame link to each other, be provided with on the installation pole and enable the actuating mechanism one that the headrest board expandes or pack up and enable actuating mechanism two that the waist pillow board expandes or packs up. The headrest frame structure and the waist pillow frame structure in the mechanical stretching device are obviously two completely different structures, so that two sets of dies are required to be arranged during the production and processing of manufacturers; and the headrest and the waist pillow structure are formed by connecting a plurality of metal sheet metal parts through screws, so that the problems of complicated connecting structure and higher processing cost exist.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a mechanical headrest or waist support device of a sofa and the sofa; the supporting frame is of an integrally formed U-shaped metal frame structure, so that the processing and manufacturing are convenient, and the processing cost is saved; the headrest supporting frame and the lumbar supporting frame are formed by connecting the supporting frame and the mounting cross rod, so that the universality is realized; only one set of die is needed to be arranged during processing, and the processing cost is further saved.
The technical scheme of the utility model is realized like this:
a mechanical headrest or lumbar support for a sofa comprising: the mounting cross rod is provided with an upper connecting piece and a lower connecting piece which are symmetrical up and down; a support frame configured to be removably coupled to the mounting rail; the supporting frame is an integrally formed U-shaped metal frame structure; the supporting frame is configured to be capable of being rotatably connected with the upper connecting piece or the lower connecting piece respectively; the support frame is rotatably connected with the upper connecting piece to form a headrest support frame; or the supporting frame is rotatably connected with the lower connecting piece to form the lumbar support frame.
Preferably, the supporting frame comprises a horizontal supporting cross bar and connecting side bars respectively positioned at two ends of the supporting cross bar; and the upper connecting piece or the lower connecting piece is connected with the connecting side rod.
Preferably, the support frame is formed by integrally bending metal rods. The prior art headrest or lumbar support frames include a plurality of sheet metal parts that are screwed together; and the utility model discloses a braced frame guarantees structural strength by the integrative shaping of bending of metal member, makes the processing preparation more simple and convenient.
Preferably, the upper connecting piece and the lower connecting piece are both in L-shaped structures; two upper connecting pieces which are arranged at intervals left and right are arranged at the upper end of the mounting cross rod, and each upper connecting piece is provided with an upper rotating support plate which extends upwards and is rotationally connected with the connecting side rod; two spaced lower connecting pieces are correspondingly arranged at the bottom end of the mounting cross rod, and each lower connecting piece is provided with a lower rotating support plate which extends downwards and is connected with the connecting side rod in a rotating manner.
Preferably, the ends of the connecting side bars are flattened to form a connecting plate of plate-like structure. The support frame is convenient to be attached to and rotatably connected with the upper rotating support plate or the lower rotating support plate.
Preferably, the installation cross bar is a metal square bar horizontally arranged. The upper connecting piece and the lower connecting piece are conveniently connected.
Preferably, the upper end and the lower end of the middle position of the mounting cross rod are respectively provided with an actuator mounting seat; the middle position of the supporting cross rod is correspondingly provided with a protruding support. Therefore, the actuator can be further arranged between the actuator mounting seat and the support, the overturning motion of the support frame can be controlled by controlling the actuator, and the function of adjusting the headrest support frame or the lumbar support frame is achieved.
Preferably, the left end and the right end of the mounting cross rod are respectively provided with a mounting plate for connecting with the sofa back frame. Is convenient to be connected with the sofa.
Preferably, a headrest plate is detachably connected to the top end of the headrest support plate. When the headrest support frame is used as a headrest support frame, the headrest support frame can be further connected with a headrest.
A sofa comprises a sofa back frame and a headrest or waist rest mechanical supporting device of the sofa; two ends of the mounting cross rod are connected with the sofa back frame; an actuator is arranged between the supporting frame and the mounting cross bar, and the actuator can drive the supporting frame to turn around the cross bar.
Adopted above-mentioned technical scheme the utility model discloses a design departure point, theory and beneficial effect are:
the utility model discloses a mechanical headrest or waist support device for a sofa and the sofa, firstly, a support frame is in a U-shaped frame structure, and the support frame is integrally formed by bending metal; the headrest or lumbar support frame in the prior art comprises a plurality of sheet metal parts which are connected together by screws, and has a complex structure and is not easy to assemble; then the utility model discloses a braced frame is made more conveniently undoubtedly, and the processing cost is low.
Secondly, braced frame can enough connect in the upper end of installation horizontal pole in order to form the headrest carriage, and braced frame also can connect in the lower extreme of installation horizontal pole in order to form the waist and lean on the braced frame for braced frame has the commonality, does not have the position requirement during the equipment, and the equipment is more convenient. Only one set of die is needed during processing, so that the processing cost is further saved.
Drawings
Fig. 1 is a schematic perspective view of a headrest or lumbar support device according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of the connection between the support frame and the installation cross bar in the embodiment of the present invention;
fig. 3 is a schematic perspective view of a supporting frame according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of the supporting frame connected to the lower end of the mounting cross bar to form a lumbar support frame in the embodiment of the present invention;
FIG. 5 is a schematic perspective view of an embodiment of the present invention in which a support frame is connected to the upper end of a mounting rail to form a headrest support frame;
fig. 6 is a schematic perspective view illustrating the actuator installed between the support frame and the installation cross bar according to the embodiment of the present invention.
The various reference numbers are: installing a cross rod 1; a mounting plate 1a; an upper connecting member 101; a lower connector 102; a support frame 2; a support rail 2a; connecting the side rods 2b; an upper rotating support plate 3; a lower rotating support plate 4; an actuator mount 5; a support 6; a head rest plate 7; an actuator 8; a headrest support frame A; and a waist support frame B.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
In the description of the present invention, the term "at least one" means one or more unless explicitly defined otherwise. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model discloses a specific embodiment as follows:
as shown in fig. 1-6, the utility model provides a mechanical headrest or lumbar support device for a sofa and a sofa, comprising a mounting cross bar 1 and a support frame 2 detachably connected with the mounting cross bar 1; wherein, an upper connecting piece 101 and a lower connecting piece 102 which are symmetrical up and down are arranged on the mounting cross bar 1; the supporting frame 2 is configured to be rotatably connected with the upper connector 101 or the lower connector 102, respectively; the supporting frame 2 is rotatably connected with the upper connecting piece 101 to form a headrest supporting frame A; the support frame 2 is rotatably connected with the lower connecting member 102 to form a lumbar support frame B. In turn, enables the support frame 2 to be used both as a headrest support and as a lumbar support; only one set of die is needed to be arranged during processing, and the processing cost is further saved.
As shown in fig. 2-6, further: the mounting cross rod 1 is a horizontally-arranged metal square rod, and mounting plates 1a are respectively arranged at the left end and the right end of the mounting cross rod 1; when the sofa is particularly applied to a sofa, the sofa comprises a sofa back frame, the sofa back frame is provided with a left side plate and a right side plate, and the left mounting plate 1a and the right mounting plate 1a are respectively connected and fixed with the side plates of the sofa back frame.
The upper connecting piece 101 and the lower connecting piece 102 are both in L-shaped structures; two upper connecting pieces 101 which are arranged at intervals at the left and the right are arranged at the upper end of the mounting cross rod 1, and each upper connecting piece 101 is provided with an upper rotating support plate 3 which extends upwards; the bottom end of the mounting rail 1 is provided with two spaced lower connecting members 102, and each lower connecting member 102 has a downwardly extending lower pivot plate 4.
As shown in fig. 2 to 3, the support frame 2 can be rotatably connected to the upper pivoting plate 3 or to the lower pivoting plate 4, in particular: the supporting frame 2 is of a U-shaped frame structure, and the supporting frame 2 is integrally formed by bending metal; the support frame 2 is convenient to manufacture and low in processing cost. The supporting frame 2 comprises a horizontal supporting cross bar 2a and connecting side bars 2b respectively positioned at two sides of the supporting cross bar 2a; and flattened at the end of the side connecting rod 2b to form a connecting plate 2c of a plate-like structure. The distance between the two connecting side rods 2b is matched with the distance between the two upper rotating support plates 3; then support frame 2 with install the horizontal pole 1 equipment time, with connecting rod 2c and the last extension board 3 that rotates of connecting side lever 2b tip or rotate extension board 4 down and rotate be connected can. The supporting frame 2 is rotatably connected with the upper connecting piece 101 to form a headrest supporting frame A positioned above the mounting cross rod 1 and can be used for supporting the head of a sofa backrest; and a headrest plate 7 which can be detachably connected can be correspondingly arranged at the top end of the headrest supporting frame A. The support frame 2 is rotatably connected to the lower link 102 to form a lumbar support frame B below the mounting rail 1, which can be used for lumbar support of a sofa backrest.
As shown in fig. 4 and 5, the utility model discloses a mechanical strutting arrangement and sofa are leaned on to headrest or waist of sofa, braced frame 2 connect in order to form headrest support frame A in the upper end of installation horizontal pole 1, and braced frame 2 connects in order to form waist and lean on braced frame B in the lower extreme of installation horizontal pole 1 for braced frame 2 has the commonality, does not have the position requirement during the equipment, and the equipment is more convenient. Processing also only need set up one set of mould can, and braced frame 2 directly adopts the integrative shaping of bending of metal member, and processing is more convenient, saves the processing cost. And aiming at some sofa products only supported by heads or waist supports, manufacturers only need to selectively install the supporting frame 2 at the upper end or the lower end of the mounting cross rod 1, and the sofa is more flexible to use.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if a person skilled in the art should understand that without departing from the spirit of the present invention, the person skilled in the art should not inventively design the similar structural modes and embodiments to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (10)
1. A mechanical headrest or lumbar support device for a sofa, comprising:
the mounting cross rod is provided with an upper connecting piece and a lower connecting piece which are symmetrical up and down;
a support frame configured to be removably coupled to the mounting rail; the supporting frame is an integrally formed U-shaped metal frame structure; the supporting frame is configured to be capable of being rotatably connected with the upper connecting piece or the lower connecting piece respectively;
the support frame is rotatably connected with the upper connecting piece to form a headrest support frame; or the support frame is rotatably connected with the lower connecting piece to form the lumbar support frame.
2. The mechanical headrest or lumbar support for sofas of claim 1, wherein: the supporting frame comprises a horizontal supporting cross rod and connecting side rods respectively positioned at two ends of the supporting cross rod; and the upper connecting piece or the lower connecting piece is connected with the connecting side rod.
3. Mechanical sofa headrest or lumbar support device according to claim 1 or 2, characterized by: the supporting frame is formed by integrally bending metal rods.
4. The mechanical headrest or lumbar support for sofas of claim 2, wherein: the upper connecting piece and the lower connecting piece are both in L-shaped structures; two upper connecting pieces which are spaced from each other left and right are arranged at the upper end of the mounting cross rod, and each upper connecting piece is provided with an upper rotating support plate which extends upwards and is rotatably connected with the connecting side rod; two spaced lower connecting pieces are correspondingly arranged at the bottom end of the mounting cross rod, and each lower connecting piece is provided with a lower rotating support plate which extends downwards and is connected with the connecting side rod in a rotating manner.
5. The mechanical headrest or lumbar support for sofas of claim 4, wherein: the end parts of the connecting side rods are flattened to form a connecting plate with a plate-shaped structure.
6. Mechanical headrest or lumbar support device for sofas according to claim 1 or 4, characterized in that: the installation cross rod is a metal square rod horizontally arranged.
7. The mechanical headrest or lumbar support for sofas of claim 2, wherein: actuator mounting seats are respectively arranged at the upper end and the lower end of the middle position of the mounting cross rod; and a protruding support is correspondingly arranged at the middle position of the supporting cross rod.
8. The mechanical headrest or lumbar support for sofas of claim 1, wherein: the left end and the right end of the mounting cross rod are respectively provided with a mounting plate used for being connected with the sofa back frame.
9. The mechanical headrest or lumbar support for sofas of claim 1, wherein: the top end of the headrest support frame is detachably connected with a headrest plate.
10. A sofa, which is characterized in that: mechanical headrest or lumbar support comprising a sofa back frame and the sofa according to any one of claims 1-9; the two ends of the mounting cross bar are connected with the sofa back frame; an actuator is arranged between the supporting frame and the mounting cross bar, and the actuator can drive the supporting frame to turn around the cross bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222913907.XU CN218605849U (en) | 2022-10-31 | 2022-10-31 | Headrest or waist rest mechanical supporting device of sofa and sofa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222913907.XU CN218605849U (en) | 2022-10-31 | 2022-10-31 | Headrest or waist rest mechanical supporting device of sofa and sofa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218605849U true CN218605849U (en) | 2023-03-14 |
Family
ID=85423659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222913907.XU Active CN218605849U (en) | 2022-10-31 | 2022-10-31 | Headrest or waist rest mechanical supporting device of sofa and sofa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218605849U (en) |
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2022
- 2022-10-31 CN CN202222913907.XU patent/CN218605849U/en active Active
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