CN211380427U

CN211380427U - Lumbar support structure and seat thereof

Info

Publication number: CN211380427U
Application number: CN201922143449.4U
Authority: CN
Inventors: 朱正根
Original assignee: Foshan Sitzone Furniture Co ltd
Current assignee: Foshan Sitzone Furniture Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-09-01
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a waist bearing structure and seat thereof sets up the cell body in the bracing piece, set up the slider that can follow the cell body and reciprocate in the cell body, locate fixed connection installation arm at the slider to connect the waist through the installation arm and lean on, highly realize the waist through the adjustment slider and lean on the adjustment of height, the regulating part that the waist leaned on and the connecting portion swing joint of installation arm, make the regulating part can use connecting portion to rotate as the fulcrum, realized height and angularly adjustable that the waist leaned on, be favorable to improving user's travelling comfort.

Description

Lumbar support structure and seat thereof

Technical Field

The utility model relates to a seat field, in particular to lumbar support structure and seat thereof.

Background

At present, the daily live time of seat is longer, and ordinary seat is sat the waist and can be tired after a specified time, and along with the user to healthy importance higher and higher, current scheme adds lumbar support structure at the backrest usually, makes the user waist obtain supporting when using the seat, alleviates fatigue. However, the existing lumbar support structure is usually fixed on the seat back, and the shape of the support structure is fixed, and the body types of users are different, so that the support effect on the lumbar part is different from person to person during use, and the comfort of the user cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a lumbar support structure and seat thereof for bearing structure is adjustable, improves user's travelling comfort.

The utility model discloses a first aspect provides a lumbar support structure, including the framework with connect in the bracing piece at the upper and lower both ends of framework, its characterized in that: a groove body is arranged in the supporting rod, and a sliding block capable of moving up and down along the groove body is arranged in the groove body;

the sliding block is fixedly connected with the sliding block, and two ends of the sliding block are arc-shaped and movably connected with connecting parts;

the waist support comprises two adjusting parts and a soft surface which is integrally formed with the adjusting parts, and the two adjusting parts are respectively connected with the connecting parts at the two ends of the mounting arm.

Further, the length of the groove body is smaller than that of the supporting rod.

Further, the hardness of the regulating part is gradually increased from the periphery to the center.

Furthermore, the soft surface is made of TPE soft material.

Further, the shape of the soft surface is a butterfly shape which is symmetrical left and right.

Furthermore, the two ends of the mounting arm are fixedly provided with connecting rods, and the other ends of the connecting rods are movably connected with the connecting parts.

Furthermore, a second elastic component is further arranged on the outer side of the connecting rod, and two ends of the second elastic component are respectively connected with the connecting portion and the mounting arm.

Further, the downside of bracing piece is provided with the arc portion, the other end of arc portion is connected with the base, the base with the framework is connected.

Furthermore, a first elastic component is arranged in the base, and two ends of the first elastic component are respectively connected with the arc part and the frame body.

A second aspect of the present invention provides a seat comprising a lumbar support structure as described in any of the above.

The embodiment of the utility model provides an in one or more technical scheme, following beneficial effect has at least: the utility model discloses a waist bearing structure sets up the cell body in the bracing piece, set up the slider that can follow the cell body and reciprocate in the cell body, at slider department fixed connection installation arm to connect the waist through the installation arm and lean on, highly realize through the adjustment slider that the waist leans on the adjustment of height, the regulating part that the waist leaned on and the connecting portion swing joint of installation arm, make the regulating part can use connecting portion to rotate as the fulcrum, realized height and angularly adjustable that the waist leaned on, be favorable to improving user's travelling comfort.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a front view of a lumbar support structure according to an embodiment of the present invention;

fig. 2 is a rear perspective view of a lumbar support structure provided in an embodiment of the present invention;

fig. 3 is a top view of a lumbar support structure provided in an embodiment of the present invention;

fig. 4 is a perspective view of a lumbar support structure according to an embodiment of the present invention;

fig. 5 is a partially enlarged view of a mounting arm of a lumbar support structure according to an embodiment of the present invention;

fig. 6 is a perspective view of a support rod of a lumbar support structure according to an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 3, an embodiment of the present invention provides a lumbar support structure, including a frame body 200 and support rods 110 connected to upper and lower ends of the frame body 200, wherein: the support rod 110 is provided with a groove body 120, and the groove body 120 is provided with a sliding block 310 which can move up and down along the groove body 120; the sliding block 310 is fixedly connected with the rod body of the mounting arm 320, and two ends of the mounting arm 320 are arc-shaped and are movably connected with connecting parts 321; the waist support 400 is used for providing waist support, the waist support 400 comprises two adjusting parts 410 and a soft surface 420 which is integrally formed with the two adjusting parts 410, and the two adjusting parts 410 are respectively connected with the connecting parts 321 at the two ends of the mounting arm 320.

It should be noted that, in this embodiment, it is preferable that the frame body 200 is a quadrangle, and the lower end is an arc, so that the frame body can better conform to human engineering, improve comfort, and can be set into other shapes, and can be adjusted according to actual needs. It should be noted that the support rod 110 may be disposed at any position and may be installed in the frame 200, and this embodiment is preferably disposed at the middle position of the frame 200, so that the lumbar support 400 can be centered after being installed, and the comfort is improved. It should be noted that, in this embodiment, the supporting rod 110 is preferably parallel to the side of the frame 200, which is convenient for installation.

It should be noted that the slot 120 and the slider 310 may be connected in any manner, for example, the common rail is arranged to slide, the slider 310 can slide in the slot 120 by direct contact friction sliding, and the like, and the details are not repeated herein. It should be noted that, a structure for fixing the slider 310 may be provided in the slot 120, for example, a tooth-shaped slot is usually provided in the slot 120, and a transverse rod is provided in the slider 310 to be clamped in the slot, or a fixing device of the slider 310 may not be provided, but the lumbar support 400 is fixed by a force of leaning back when the user uses and a friction force of the slider 310 contacting with the slot 120, so that it is ensured that the slider 310 does not slide when the user relies on the device.

The mounting arm 320 may have any shape, may be connected to the slider 310, and may align the lumbar support 400 with the frame 200 after being mounted, so that the user can support the waist while sitting. It is understood that the fixed connection between the mounting arm 320 and the sliding block 310 can be any conventional form, such as a bolt connection, or can be integrally formed, and is adjusted according to actual production requirements. It should be noted that the connecting portion 321 may have any shape, and may be installed in cooperation with the adjusting portion 410, which is not described herein again. It should be noted that, in this embodiment, it is preferable that the connecting portion 321 and the mounting arm 320 are movably connected to each other to perform universal rotation, so that the adjusting portion 410 can also perform universal rotation, so as to provide more angles for the user to select, which is beneficial to improving comfort.

It should be noted that, in this embodiment, it is preferable that the adjusting portions 410 are mutually independent and connected through the soft surface 420, and can provide corresponding supports on two sides according to different sitting postures of the user, so as to improve comfort, and the two adjusting portions 410 can be integrally formed and adjusted according to actual needs.

Referring to fig. 1, in another embodiment of the present invention, the length of the groove body 120 is less than the length of the support rod 110.

It should be noted that, the length of the groove body 120 is smaller than that of the support rod 110 is preferable in this embodiment, and the lengths of the groove body 120 and the support rod 110 may also be the same and may be adjusted according to actual production requirements.

Referring to fig. 2 and 4, in another embodiment of the present invention, the hardness of the regulating portion 410 is gradually increased from the periphery toward the center.

It should be noted that, in this embodiment, the adjusting portion 410 is preferably made of a common soft material such as rubber, and the hardness gradually increases from the middle to the center, because the leaning force toward the middle is larger when the user uses the adjusting portion, the hardness of the outer side material is lower, and the waist can be wrapped after the user completely leans against the adjusting portion, so that the adjusting portion 410 of this embodiment can provide a softer wrapping effect, and improve the comfort of the user. It should be noted that the adjusting portion 410 may be in any shape, and the present embodiment is preferably an ellipse with an arc plane, which can provide better support for the waist of the human body, and the specific shape may be adjusted according to actual requirements. It should be noted that, in the present embodiment, the adjusting portion 410 is preferably formed by splicing or integrally molding a plurality of annular soft materials, which is more convenient for production and realizes the change of hardness.

In another embodiment of the present invention, the soft surface 420 is made of TPE soft material.

It should be noted that the soft surface 420 may be any soft material, and the soft TPE material is preferred in this embodiment, so that better elasticity and wrapping property can be provided, and the comfort level can be improved.

Referring to fig. 4, in another embodiment of the present invention, the shape of the soft surface 420 is a butterfly shape with bilateral symmetry.

It should be noted that the shape of the soft surface 420 may be any shape, and it is only required to be integrally formed with the adjusting portion 410, and this embodiment is preferably butterfly-shaped, and can connect two oval adjusting portions 410, and the soft surface between the two adjusting portions 410 has a thin structure, so that materials can be saved, and the specific shape can be adjusted according to actual needs.

Referring to fig. 5, in another embodiment of the present invention, a connecting rod 322 is further fixedly disposed at both ends of the mounting arm 320, and the other end of the connecting rod 322 is movably connected to the connecting portion 321.

It should be noted that the connecting portion 321 may be sleeved in the mounting arm 320 and may also be connected through the connecting rod 322, in this embodiment, the connecting rod 322 is preferably used for connection, so that a certain gap may be formed between the connecting portion 321 and the mounting arm 320, a larger rotation space is provided for the connecting portion 321, and the specific size of the connecting rod 322 may be adjusted according to actual production requirements, which is not described herein again.

Referring to fig. 5, in another embodiment of the present invention, a second elastic member 323 is further disposed outside the connecting rod 322, and both ends of the second elastic member 323 are connected to the connecting portion 321 and the mounting arm 320, respectively.

It should be noted that, it is preferable in this embodiment that the second elastic component 323 is disposed outside the link 322, so that the connecting portion 321 can realize universal variation under the elastic action of the second elastic component 323, and can provide a certain supporting force for the lumbar support 400 during use, so that the wrapping performance is better. It is understood that the second elastic component 323 can be a common spring or a spring plate, and the selection of the specific component is adjusted according to the actual production.

Referring to fig. 6, in another embodiment of the present invention, the lower side of the support rod 110 is provided with an arc portion 140, the other end of the arc portion 140 is connected to the base 130, and the base 130 is connected to the frame 200.

It should be noted that the arc part 140 provided at the lower side of the supporting rod 110 can be more conveniently connected to the base 130, so that the base 130 and the frame 200 can be connected in the horizontal direction, and are easily disassembled.

Referring to fig. 6, in another embodiment of the present invention, a first elastic member 131 is disposed in the base 130, and both ends of the first elastic member 131 are connected to the arc part 140 and the frame 200, respectively.

It should be noted that, the supporting portion 110 of the present embodiment preferably uses a plastic with certain elasticity commonly available in the market, and then can be bent to a certain extent by the action of the first elastic component 131, so as to improve the comfort of the user. It can be understood that when the supporting rod 110 is bent, the first elastic component 131 is elongated, and after the user leaves, the supporting rod 110 is pulled to return to the original position under the elastic action, so that the user experience is improved. It is understood that the first elastic member 131 of the present embodiment is preferably a spring, and may also be an elastic sheet, which is not described herein again.

Another embodiment of the present invention further provides a seat comprising a lumbar support structure as described above.

It should be noted that the lumbar support structure of the present embodiment may be used in conjunction with any type of seat, and the lumbar support structure may be mounted.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A lumbar support structure includes a frame body (200) and support rods (110) connected to upper and lower ends of the frame body (200), characterized in that: a groove body (120) is arranged in the supporting rod (110), and a sliding block (310) capable of moving up and down along the groove body (120) is arranged in the groove body (120);

the sliding block (310) is fixedly connected with the rod body of the mounting arm (320), and two ends of the mounting arm (320) are arc-shaped and are movably connected with a connecting part (321);

the waist support is characterized by further comprising a waist support (400) used for providing waist support, wherein the waist support (400) comprises two adjusting parts (410) and a soft surface (420) integrally formed with the two adjusting parts (410), and the two adjusting parts (410) are respectively connected with connecting parts (321) at two ends of the mounting arm (320).

2. The lumbar support structure of claim 1, wherein: the length of the groove body (120) is smaller than that of the support rod (110).

3. The lumbar support structure of claim 1, wherein: the hardness of the regulating part (410) is gradually increased from the periphery to the center.

4. The lumbar support structure of claim 1, wherein: the soft surface (420) is made of TPE soft material.

5. The lumbar support structure of claim 1, wherein: the shape of the soft surface (420) is in a butterfly shape which is symmetrical left and right.

6. The lumbar support structure of claim 1, wherein: the both ends of installation arm (320) still are fixed and are provided with connecting rod (322), the other end of connecting rod (322) with connecting portion (321) swing joint.

7. The lumbar support structure of claim 6, wherein: a second elastic component (323) is further arranged on the outer side of the connecting rod (322), and two ends of the second elastic component (323) are respectively connected with the connecting part (321) and the mounting arm (320).

8. The lumbar support structure of claim 1, wherein: the lower side of the supporting rod (110) is provided with an arc part (140), the other end of the arc part (140) is connected with a base (130), and the base (130) is connected with the frame body (200).

9. The lumbar support structure of claim 8, wherein: a first elastic component (131) is arranged in the base (130), and two ends of the first elastic component (131) are respectively connected with the arc part (140) and the frame body (200).

10. A seat, characterized by: comprising a lumbar support structure according to any of claims 1-9.