CN220024583U

CN220024583U - Sacral support for a seat and seat

Info

Publication number: CN220024583U
Application number: CN202321609422.XU
Authority: CN
Inventors: 谢康
Original assignee: Zhejiang Anji Rongyi Furniture Co ltd; Hangzhou Qiyuan Technology Co ltd
Current assignee: Zhejiang Anji Rongyi Furniture Co ltd; Hangzhou Qiyuan Technology Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-11-17
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses a sacrum supporting component for a seat and the seat, which comprise a sacrum supporting piece, wherein the sacrum supporting piece is an elastic plate, the sacrum supporting piece comprises a root end which is used for being connected to a seat frame, an extension section which is formed by expanding the position of the root end obliquely forwards and upwards, and a supporting section which is formed by inclining the upper end of the extension section obliquely forwards and forwards, wherein the inclination of the supporting section relative to the horizontal plane is larger than the inclination of the extension section relative to the horizontal plane, and an abutting part which is used for abutting and matching with the sacrum is formed at the upper part of the supporting section. The utility model realizes the support of the sacrum of the human body and reduces the uncomfortable feeling of the middle area of the waist after sitting for a long time.

Description

Sacral support for a seat and seat

Technical Field

The utility model relates to the field of seats, in particular to a sacrum support piece for a seat and the seat.

Background

The seat is a common article in life and is widely applied to various occasions. Often, the user needs to sit for a long time during work, and people want to pursue comfort of the seat and simultaneously pay attention to the influence of the seat on the health of the user. In the prior art, the backrest of the seat is used for integrally supporting the back of a human body, and the seat has the problem of not supporting the waist; and the other part of seats are provided with a waist rest mechanism to realize important support on the waist. The sacrum of the human body is positioned in the middle of the waist, the sacrum comprises a sacral median ridge and sacral wings distributed on two sides of the sacral median ridge, and meanwhile, the whole sacrum is concave forwards, so that the lumbar support mechanism cannot support the sacrum of the waist powerfully. After sitting for a long time, the middle region of the waist is uncomfortable.

The Chinese patent publication number is: CN115211684a, publication date: 2022-10-21 discloses a lumbar support mechanism, which comprises a lumbar support frame and a lumbar support surface layer fixed on the lumbar support frame, wherein the lumbar support frame comprises an upper frame, a lower frame, two side frame upper parts and two side frame lower parts which are made of hard materials, and two side frame middle parts which are made of elastic materials and are connected with the side frame upper parts and the side frame lower parts; the side frame gradually bulges forwards from the upper end of the upper part of the side frame to the middle part of the side frame. The waist support surface layer is used for supporting the waist, and the lower end of the lower part of the side frame gradually bulges forwards from the middle part of the side frame to the middle part of the side frame, so that the waist support surface layer cannot support the sacrum of a human body.

Disclosure of Invention

In order to solve the above-mentioned problems, an object of the present utility model is to provide a sacral support for a seat, wherein the sacral support is an elastic plate and has a support section extending toward a sacral position of a human body, and when a user leans against a seat back, the support section supports the sacral position and both sides of the sacrum of the human body, thereby reducing discomfort in a lumbar middle region after sitting for a long time.

Further provided is a seat provided with the sacral support member for supporting the sacral region of the lumbar region of a human body.

The technical scheme of the utility model is realized as follows:

a sacral support for a seat, the sacral support being a resilient plate, the sacral support comprising a root end for connection to a seat back frame, an extension section formed by a base end position expanding obliquely forward and upward, and a support section formed by an extension section upper end obliquely forward and forward tilting, wherein the support section has a greater inclination relative to the horizontal plane than the extension section, and an abutment portion formed at an upper portion of the support section for abutting engagement with the sacrum.

The root end is used for installing the sacrum support piece on the seat, and the extension section leans forward in the slant, and the support section of being convenient for is close to human sacrum department and provides the deformation space for the support section, and the support section further extends in the slant and has the angle of being convenient for with human sacrum laminating. When the technical scheme is specifically applied, the sacrum supporting piece fills the gap between the sacrum and the back rest, and meanwhile, as the sacrum supporting piece is an elastic plate and has elasticity, the sacrum supporting piece plays a supporting role on the sacrum of a human body. Specifically, when the human body leans against the seat back, the sacrum of the human body is firstly contacted with the leaning part, and the leaning part presses the supporting section backwards, so that the supporting section tends to be vertical, the elasticity of the supporting section is the supporting force for the sacrum of the human body, the support for the sacrum of the human body is realized, and the uncomfortable feeling of the middle region of the waist after sitting for a long time is reduced.

The root end and the extension section form arc transition, and the extension section and the support section also form arc transition. The arc transition of the root end and the extension section and the arc transition of the extension section and the support section enable the curved surface of the plate body of the sacrum support piece to be smooth, and the use comfort of the sacrum support piece is improved.

Preferably, the inclination of the support section relative to the horizontal plane is 75-85 degrees, and the inclination of the extension section relative to the horizontal plane is 35-60 degrees. The inclination of the support section and the horizontal plane is larger than that of the extension section and the horizontal plane, so that the support section is convenient to be attached to the sacrum of a human body, and the extension section has the functions of providing elasticity for the support section and fixing the support section at a required position, so that the inclination of the support section and the horizontal plane is smaller.

Preferably, when the abutting portion receives a leaning force, the support section is deformed and tends to be in a vertical state, and when the leaning force disappears, the support section is restored to an initial state of forward tilting.

Preferably, the middle part of the supporting section is symmetrically extended to comprise two wing plates which are symmetrically arranged at the left side and the right side, and smooth transition is formed between the upper and the lower of the outer contour of each wing plate, the abutting part and the extending section. In actual operation, the wing plates are in one-to-one correspondence with the sacral wings of the sacrum, the wing plates and the corresponding sacral wings form support, and the transverse support range of the support section is enlarged by arranging the wing plates.

Preferably, the support segment further comprises a top plate positioned above the wing plate and corresponding to the apex of the sacrum. By arranging the top plate, the longitudinal support range of the support section is enlarged.

Preferably, the root end position is provided with a connecting hole, and the connecting hole is configured to be connected with a corresponding part of the seat.

Preferably, the root end, the extension section and the support section are integrally formed. The processing is convenient, and the connection strength of all parts is ensured.

A seat comprising a seat back frame and the above-described sacral support for the seat, the heel end being connected to a lower portion of the seat back frame, and the sacral support being generally oriented forward of the seat back frame.

Preferably, the seat back frame is further equipped with a lumbar support, the sacral support being in a position directly below the middle of the lumbar support.

The principle and beneficial effects of the utility model adopting the technical scheme are as follows:

the utility model designs the sacrum support piece into an integrally formed platy body, and is divided into three sections, the three sections sequentially extend and form an angle with each other, wherein the root end is used for installing the sacrum support piece on a seat, the extending section inclines upwards and forwards, so that the support section conveniently extends forwards to be close to the sacrum of a person and provide a deformation space for the support section in specific application, and the support section further extends upwards and has an angle convenient for fitting with the sacrum of a human body, thereby ensuring more comfortable support feeling.

Still further, by arranging the sacrum support on the seat, the gap between the sacrum and the backrest is filled, and the comfort of the seat in use is improved; the sacrum support piece is an elastic plate, and when a human body leans against the backrest of the seat, the elastic plate is elastically deformed, so that the sacrum support piece is ensured to be attached to the human body at any time; by arranging the wing plates, the transverse supporting range of the supporting section is enlarged.

Drawings

Fig. 1 is a schematic view of a sacral support and lumbar support mounted to a seat back frame;

fig. 2 is a schematic view of a sacral support separated from a seat back frame;

fig. 3 is a schematic view of a sacral support;

fig. 4 is a schematic view of another angle of the sacral support;

fig. 5 is a side view of a sacral support;

fig. 6 is a front view of a sacral support;

fig. 7 is a schematic view of a human sacrum.

The reference numerals in the drawings are as follows:

1. a sacral support; 2. root end; 3. an extension section; 4. a support section; 5. an abutting portion; 6. a connection hole; 7. a wing plate; 8. a waist rest; 9. a top plate; 10. a seat back frame; 11. a fixing hole; 12. a connecting seat; 13. a fixing seat; a. sacral ala.

Description of the embodiments

In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than those described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.

The specific embodiments of the present utility model are as follows:

as shown in fig. 1 to 7, the present utility model provides a sacrum support for a seat, wherein the sacrum support 1 is an elastic plate, the sacrum support 1 comprises a root end 2 for connecting to the seat, an extension section 3 formed by expanding obliquely upward and forward from the root end 2, and a support section 4 formed by inclining obliquely forward and forward from the upper end of the extension section 3, wherein the inclination of the support section 4 relative to the horizontal plane is larger than the inclination of the extension section 3 relative to the horizontal plane, and an abutment 5 for abutting engagement with the sacrum is formed at the upper portion of the support section 4.

The root end 2 is used for installing the sacrum support 1 on the seat, and the extension section 3 leans forward obliquely upwards, so that the support section 4 is close to the sacrum of a person and provides deformation space for the support section 4, and the support section 4 further extends obliquely upwards and is convenient for the angle of fitting with the sacrum of the human body.

In this embodiment, the sacrum support 1 fills the gap between the sacrum and the backrest, and the sacrum support 1 has elasticity due to the elastic plate, so that the sacrum support 1 plays a supporting role on the sacrum of the human body. Specifically, when the human body leans against the seat back, the sacrum of the human body is firstly contacted with the leaning part 5, and the leaning part 5 presses the support section 4 backwards, so that the support section 4 tends to be vertical, the elasticity of the support section 4 is the supporting force for the sacrum of the human body, the support for the sacrum of the human body is realized, and the uncomfortable feeling of the middle region of the waist after sitting for a long time is reduced. In this embodiment, the root end 2, the extension section 3 and the support section 4 are integrally formed, so that the sacrum support 1 is produced by using a mold, and the purpose of reducing the production cost of the sacrum support 1 is achieved. It should be noted that, when the human body is on the seat, the waist is vertical relative to the seat surface of the seat, in order to support the sacrum conveniently, the angle of the supporting section 4 relative to the horizontal plane is nearly vertical, and the extending section 3 is used for making the supporting section 4 in a proper supporting position, so that the angle of the extending section 3 relative to the horizontal plane is smaller.

As shown in fig. 3-6, an arc-shaped transition is formed between the root end 2 and the extension section 3, and an arc-shaped transition is also formed between the extension section 3 and the support section 4. The arc transition of the root end 2 and the extension section 3 and the arc transition of the extension section 3 and the support section 4 enable the curved surface of the plate body of the sacrum support member 1 to be smooth, so that the use comfort of the sacrum support member 1 is improved. In the present embodiment, the root end 2 is provided with a connection hole 6, and the connection hole 6 is configured to be connected to a corresponding portion of the seat. In this embodiment, fixing holes 11 are provided at corresponding positions of the seat and the connecting holes 6, and the sacral support 1 is connected to the seat by sequentially passing the locking member through the connecting holes 6 and the fixing holes 11. Specifically, the root end 2 is provided with a connecting seat 12, the connecting hole 6 is arranged on the connecting seat 12, a fixing seat 13 is arranged at a position corresponding to the seat and the connecting seat 12, and the fixing hole 11 is arranged on the fixing seat 13, and further, the fixing hole 11 is a threaded hole.

The inclination of the support section 4 relative to the horizontal plane is 75-85 degrees and the inclination of the extension section 3 relative to the horizontal plane is 35-60 degrees. The inclination of the support section 4 with respect to the horizontal plane is greater than that of the extension section 3, so that the support section 4 is fitted to the sacrum of the human body, and the extension section 3 functions to provide elasticity to the support section 4 and fix the support section 4 in a desired position, so that the inclination with respect to the horizontal plane is small. In actual operation, when the leaning force is applied to the leaning portion 5, the supporting section 4 deforms and tends to be in a vertical state, and when the leaning force is removed, the supporting section 4 returns to the initial state of leaning forward. As shown in fig. 5, in the present embodiment, the inclination of the support section 4 with respect to the horizontal plane is 83 degrees, and the inclination of the extension section 3 with respect to the horizontal plane is 39 degrees.

The middle part of the support section 4 is symmetrically provided with two wing plates 7 extending from the left side to the right side, and the outer contours of the wing plates 7 form smooth transition with the abutting part 5 and the extension section 3 respectively. In actual operation, the wing plates 7 are in one-to-one correspondence with the sacral wings a of the sacrum, the wing plates 7 and the corresponding sacral wings b form a support, and the lateral support range of the support section 4 is enlarged by arranging the wing plates 7; the outer contours of the wing plates 7 form smooth transition with the abutting part 5 and the extending section 3 respectively, so that sharp edges are prevented from being formed between the wing plates 7 and the abutting part 5 and between the wing plates and the extending section 3, and the safety of the sacrum support piece 1 is improved.

The support section 4 further includes a top plate 9, the top plate 9 being located above the wings 7 and corresponding to the top end of the sacrum. By providing the top plate 9, the longitudinal support range of the support section 4 is increased.

A seat, as shown in fig. 1 and 2, comprises a seat back frame 10 and the above-mentioned sacral support 1 for a seat, the root end 2 is connected to a lower middle position of the seat back frame 10, and the sacral support 1 is integrally directed to the front of the seat back frame 10, the seat back frame 10 is further provided with a lumbar support 8, and the sacral support 1 is located in a position directly below the middle of the lumbar support 8.

In the scheme, according to the sitting habit of the human body, the waist of the human body is concave relative to the back, so the whole sacrum support piece 1 is arranged to face to the front of the seat back frame 10 and not to exceed the front end of the lumbar support 8; by arranging the lumbar support 8, the human lumbar and the sacral support 1 and the lumbar support 8 form multi-point support, thereby further improving the comfort level of the seat.

The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.

Claims

1. A sacrum support for a seat, the sacrum support being a flexible plate, the sacrum support comprising a root end for connection to a seat frame, an extension section formed by a development of the root end position obliquely forward and upward, and a support section formed by an upper end of the extension section obliquely forward and forward tilting, wherein the support section has a larger inclination relative to the horizontal plane than the extension section, and an abutment for abutment engagement with the sacrum is formed at an upper portion of the support section.

2. A sacral support for a seat as claimed in claim 1, wherein the root end forms an arcuate transition with an extension, the extension also forming an arcuate transition with the support.

3. A sacral support for a seat according to claim 1, wherein the support section has an inclination of 75-85 degrees with respect to the horizontal and the extension section has an inclination of 35-60 degrees with respect to the horizontal.

4. A sacral support for a seat as claimed in claim 1 wherein the support section deforms and tends to be vertical when the abutment is subjected to a reclining force, and returns to an initial forward leaning condition when the reclining force ceases.

5. A sacral support for a chair according to claim 1, wherein the middle part of the support section comprises two wing plates symmetrically extending from the left side to the right side, and the outer contour of the wing plates forms smooth transition with the abutting part and the extending section respectively.

6. A sacral support for a seat as recited in claim 1, wherein the root end location is provided with a connecting hole configured to connect with a corresponding portion of the seat.

7. A sacral support for a seat as defined in claim 1, wherein the root end, extension and support section are integrally formed.

8. A seat comprising a seat back frame and the sacral support for a seat of claim 1, the heel end being connected to a lower portion of the seat back frame and the sacral support being integrally directed forward of the seat back frame.

9. The seat of claim 8 wherein said seat back frame is further provided with a lumbar support, said sacral support being in a position directly below a middle of said lumbar support.