CN114158875B - Bed with adjustable lumbar support - Google Patents
Bed with adjustable lumbar supportInfo
- Publication number
- CN114158875B CN114158875B CN202210031512.9A CN202210031512A CN114158875B CN 114158875 B CN114158875 B CN 114158875B CN 202210031512 A CN202210031512 A CN 202210031512A CN 114158875 B CN114158875 B CN 114158875B
- Authority
- CN
- China
- Prior art keywords
- support
- bed
- bed body
- movable
- lumbar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C19/00—Bedsteads
- A47C19/12—Folding bedsteads
- A47C19/122—Folding bedsteads foldable head to foot only
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C19/00—Bedsteads
- A47C19/22—Combinations of bedsteads with other furniture or with accessories, e.g. with bedside cabinets
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C20/00—Head-, foot- or like rests for beds, sofas or the like
- A47C20/04—Head-, foot- or like rests for beds, sofas or the like with adjustable inclination
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C21/00—Attachments for beds, e.g. sheet holders or bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
本发明公开了一种带可调节腰部支撑的床，包括床体、腰部支撑机构，腰部支撑机构包括：支撑件；至少一伸缩缸，伸缩缸配置有固定连接床体底部的缸筒基础座，其一端转动连接缸筒基础座，其另一端转动连接并顶起支撑件，以支撑起人体腰部；一对活动支撑连杆组，活动支撑连杆组可上下伸缩活动，两个活动支撑连杆组的上侧分别支撑并连接支撑件的左右侧；一对分别固定于床体底部左右侧的侧基础座，两个活动支撑连杆组的下侧分别活动连接两个侧基础座。以保障腰部支撑的舒适度和可调节性能。
The present invention discloses a bed with an adjustable lumbar support, comprising a bed body and a lumbar support mechanism, the lumbar support mechanism comprising: a support member; at least one telescopic cylinder, the telescopic cylinder being equipped with a cylinder base fixedly connected to the bottom of the bed body, one end of the telescopic cylinder being rotatably connected to the cylinder base, and the other end being rotatably connected to and supporting the support member to support the human waist; a pair of movable support connecting rods, the movable support connecting rods being able to move upward and downward, the upper sides of the two movable support connecting rods respectively supporting and connecting the left and right sides of the support member; a pair of side bases respectively fixed to the left and right sides of the bottom of the bed body, the lower sides of the two movable support connecting rods respectively movably connected to the two side bases, thereby ensuring the comfort and adjustability of the lumbar support.
Description
Technical Field
The invention relates to the technical field of beds, in particular to a bed with an adjustable lumbar support.
Background
At present, many electric beds on the market are provided with a lumbar support mechanism, but in the prior art, a motor of the lumbar support mechanism adopts a mode of simultaneously having pushing force and pulling force, namely, the ejection mechanism cannot automatically return by gravity under the condition of no pulling force.
Disclosure of Invention
It is an object of the present invention to provide a bed with an adjustable lumbar support to ensure comfort and adjustable performance of the lumbar support.
The object of the invention is achieved in that a bed with an adjustable lumbar support comprises a bed body, a lumbar support mechanism comprising:
A support;
the telescopic cylinder is provided with a cylinder barrel foundation seat fixedly connected with the bottom of the bed body, one end of the telescopic cylinder is rotatably connected with the cylinder barrel foundation seat, and the other end of the telescopic cylinder is rotatably connected with and props up the supporting piece so as to support the waist of a human body;
The movable support connecting rod groups can stretch up and down and move, and the upper sides of the two movable support connecting rod groups are respectively supported and connected with the left side and the right side of the supporting piece;
The pair of side base seats are respectively fixed on the left side and the right side of the bottom of the bed body, and the lower sides of the two movable support connecting rod groups are respectively and movably connected with the two side base seats.
Further, the bed body is provided with a waist ejection abdication port which is vertically communicated, the supporting piece is arranged as a supporting frame, the edge of the supporting frame is matched with the outline of the waist ejection abdication port, and the supporting frame is positioned in the waist ejection abdication port under the state of not pushing the waist.
Further, the movable support linkage includes:
the upper end of the movable stay bar is connected with the support piece, and the lower end of the movable stay bar is provided with a rotating pivot which is horizontally and movably matched with the side base;
The upper end of the swing rod is rotatably connected with the movable supporting rod and is used for supporting the movable supporting rod in a diagonal manner, and the lower end of the swing rod is used as a rotating fulcrum and is rotatably connected with the side foundation base.
Further, the left side and the right side of the supporting piece are respectively fixed with a side connecting seat connected with the upper end of the movable supporting rod.
Further, a plurality of connecting holes are formed in the side connecting seat, two positioning holes are formed in the upper end of the movable supporting rod, and the two positioning holes are selectively opposite to the two connecting holes and fixedly connected through the locking assembly so as to fixedly connect the side connecting seat and the upper end of the movable supporting rod.
Further, the lower end of the movable supporting rod is rotatably connected with a roller, and the roller rolls in a horizontal rolling groove arranged in the side foundation base.
Further, the lumbar support mechanism further comprises a linkage rod, and two ends of the linkage rod are fixedly connected with two swing rods respectively.
Further, the telescopic cylinder is set to the electric cylinder, the electric cylinder is arranged under the supporting frame in an inclined mode in an initial state, the supporting hinge seat is fixed at the bottom of the supporting frame, the cylinder barrel base seat is fixed with the cylinder body support, the telescopic rod of the electric cylinder is upwards rotated to be connected with the supporting hinge seat, and the cylinder barrel of the electric cylinder is rotated to be connected with the cylinder body support.
Further, the support member has a support point for directly supporting the lumbar portion and the support point moves along a trajectory perpendicular or approximately perpendicular to the support surface of the bed during lifting of the support member.
Further, the bed body is divided into a first bed body unit and a second bed body unit along the length direction of the bed body, the first bed body unit and the second bed body unit are respectively provided with a movable plate and a driving device for driving the movable plates to turn over, the waist supporting mechanism is arranged on the first bed body unit, the first bed body unit and the second bed body unit are rotationally connected through a folding hinge, the whole bed body is mutually nested after being folded in half, so that the first bed body unit and the second bed body unit are relatively attached to form a rectangular box-shaped structure for accommodating the waist supporting mechanism and all driving devices.
The invention has the beneficial effects that:
1. The comfort of the lumbar support can be ensured, and when the electric cylinder supports the supporting piece, the two movable supporting connecting rod groups can synchronously stretch and retract perpendicular to the supporting surface of the bed body, so that the height of the lumbar support can be adjusted according to the requirement of a user;
2. The two movable support connecting rod groups can perform synchronous up-down telescopic movement, so that the left side and the right side of the waist of a human body are stressed uniformly, the left side and the right side are prevented from generating obvious height difference, and the comfort of the waist support is ensured.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the mounting structure of the present invention.
Fig. 3 is an external structural view of the waist ejection state.
Figure 4 is a schematic jacking view of the lumbar support mechanism.
Figure 5 is a schematic view of the lumbar support mechanism in a moved position.
Fig. 6 is a schematic side view of a preferred embodiment.
Fig. 7 is a perspective view based on fig. 6.
Figure 8 is a schematic view of the bed folding process.
Fig. 9 is a schematic view of the folded state of the bed body.
Fig. 10 is a longitudinal sectional view of the bed in a folded state.
Detailed Description
The invention will be further described with reference to the drawings and specific examples. This embodiment takes an electric bed as an example.
As shown in fig. 1, 2 and 5, a bed with adjustable lumbar support comprises a bed body and a lumbar support mechanism 3, wherein the bed body is composed of a rectangular bed board 5 and a bed frame 6, the bed board 5 is composed of a movable board and a fixed board, in this embodiment, the first bed body unit 1 and the second bed body unit 2 are both provided with the movable board and the fixed board, and the bed board part in the first bed body unit 1 is composed of a fixed hip board 5b and a movable back board 5 a.
The lumbar support mechanism 3 includes:
A support member, in this embodiment, a support frame 301 having a nearly rectangular shape, the length direction of which is parallel to the width direction of the bed so as to support the left and right sides of the waist of the human body;
The telescopic cylinder in this embodiment is an electric cylinder 308, and may be of other types, and the telescopic cylinder is configured with a cylinder base 311 detachably and fixedly connected to the bottom of the bed body, one end of the telescopic cylinder is rotatably connected to the cylinder base 311, and the other end of the telescopic cylinder is rotatably connected to and jacks up the supporting frame 301 so as to support the waist of a human body;
The movable support connecting rod groups can extend and retract up and down, and the upper sides of the two movable support connecting rod groups are respectively supported and connected with the left side and the right side of the support frame 301;
A pair of side base 307 detachably fixed to the left and right sides of the bottom of the bed body, and two side base 307 movably connected to the lower sides of the two movable support link groups, wherein the two side base 307 can be provided as a part of the side bars of the two sides of the bed frame 6.
Wherein the lumbar support mechanism 3 can be integrally detached and used as a separate unit.
The bed body is provided with a waist ejection abdication opening 5c which is vertically penetrated, the edge of the supporting frame 301 is adapted to the outline of the waist ejection abdication opening 5c, and the supporting frame 301 is positioned in the waist ejection abdication opening 5c under the state of not pushing the waist. The support member may be plate-shaped, and the lower surface of the support member is fixedly connected with a reinforcing frame, and the left and right sides of the support member become a part of the side edges of the bed body, so that the whole support member can be lifted.
As shown in fig. 5, when the support frame 301 is lifted, the upper surface of the support frame 301 forms an inclined plane which is matched with the bending direction of the mattress, the support frame 301 has a supporting action point (i.e. the high point of the support frame 301) for directly supporting the waist, and the supporting action point moves along a track vertical or approximately vertical to the supporting surface of the bed body during the lifting process of the support piece.
Each movable support linkage includes:
A movable stay 303, the upper end of the movable stay 303 is connected with the supporting member, the lower end of the movable stay 303 is set as a rotation pivot which is horizontally movably matched with the side base 307, in this embodiment, the rotation pivot can be a roller 304, the roller 304 rolls in a horizontal rolling groove 307a arranged in the side base 307, the opening of the rolling groove 307a faces to the inner side so as to form a support, and the rotation pivot can be a sliding block sliding in the rolling groove 307 a;
the swing link 305, the upper end of the swing link 305 is rotatably connected with the movable stay 303 and the movable stay 303 is inclined, and the lower end thereof is set as a rotation fulcrum and rotates the connection side base 307.
The lumbar support mechanism 3 is further provided with a linkage rod 306, two ends of the linkage rod 306 are respectively and vertically fixedly connected with two swing rods 305, so that the two movable support connecting rod groups can perform synchronous telescopic movement, the left side and the right side of the waist of a human body are stressed uniformly, the left side and the right side are prevented from generating obvious height differences, and the comfort of lumbar support is ensured.
The side connecting bases 302 connected with the upper ends of the movable supporting rods 303 are fixed below the left side and the right side of the supporting frame 301, so that the structural strength of the whole supporting piece can be increased, and the supporting requirement can be met. In order to facilitate positioning and installation, the side connecting seat 302 is provided with a plurality of connecting holes 302a, the upper end of the movable supporting rod 303 is provided with two positioning holes 303a, the two positioning holes 303a are selectively opposite to the two connecting holes 302a, each bolt is inserted into the positioning hole 303a and the corresponding connecting hole 302a to fixedly connect the upper ends of the side connecting seat 302 and the movable supporting rod 303, and the relative included angle between the side connecting seat 302 and the movable supporting rod 303 is adjusted, so that the supporting structure can be adjusted, and the fixed connection can be performed by using screws or other locking components.
The electric cylinder 308 is obliquely arranged below the supporting frame 301 in an initial state and is positioned in the middle of the two movable supporting connecting rod groups so as to jack up the supporting frame 301, the supporting hinge seat 309 is fixed in the center of the bottom of the supporting frame 301, the cylinder body support 310 is fixed in the center of the cylinder body base seat 311 so as to prevent uneven left and right stress, the telescopic rod of the electric cylinder 308 is upwards connected with the supporting hinge seat 309 in a rotating mode, namely the supporting end is upwards relatively, the cylinder barrel of the electric cylinder 308 is downwards connected with the cylinder body support 310, and in the use process, the electric cylinder 308 does not downwards exceed the bottom surface of the bed body all the time, so that the whole bed body can be independently used on the floor or the tatami like a flat plate after all the bed legs 4 are removed.
As shown in fig. 6 and 7, in the preferred installation position of the lumbar support mechanism 3 in this embodiment, the lumbar ejection relief 5c is disposed on the hip plate 5b, and the lumbar support mechanism 3 is disposed at the location of the lumbar ejection relief 5c, so as to achieve a good supporting effect and comfort, and conform to the ergonomic principle, and in the whole movement process, the supporting action point (which is a long frame edge extending horizontally) of the supporting frame 301 is about 500mm-750mm from the edge of the head of the bed body, which may be 650mm-750mm in this embodiment, and is the location closest to the center of the lumbar region of the human body. The thickness of a mattress commonly used in the market is 250 mm-350 mm, when the local compression rate of the sponge mattress reaches 40%, the sponge mattress can provide strong support for the waist of a human body, calculated by 350mm of the thickest mattress, the lifting height of the supporting frame 301 needs to reach 140mm, and meanwhile, on the basis of basic support for the waist, a certain adjusting range is allowed until the compression rate of the mattress reaches 50% to be a reasonable value, so that the maximum height of the lifting of a supporting action point of the supporting frame 301 is set to be 130mm-175mm, and 140 mm-175mm is adopted in the embodiment.
Considering the diversity of practical use occasions and the diversity of customer demands, other setting schemes can be adopted for the position of the supporting action point of the supporting frame 301, and any size setting is within the protection range without departing from the core design principle of the application.
As shown in fig. 8-10, this embodiment proposes a preferred packaging and transferring scheme, without excluding other possible modes, the bed body is divided into a first bed body unit 1 and a second bed body unit 2 along the length direction thereof, the first bed body unit 1 and the second bed body unit 2 are both provided with a movable plate and a driving device for driving the movable plate to turn over, the driving device is composed of a linear motor and a link mechanism (this is the prior art), the lumbar support mechanism 3 is disposed on the first bed body unit 1, the first bed body unit 1 and the second bed body unit 2 are rotatably connected by a folding hinge 8 (here, the position of the folding hinge 8 is not limited), after all the bed legs 4 are removed, and after the whole bed body is folded in half, the first bed body unit 1 and the second bed body unit 2 are relatively attached and form a rectangular box-shaped structure for accommodating the lumbar support mechanism 3 and all the driving devices.
Because in this embodiment, bed board 5 has the rectangle frame to form the recess that its opening was facing away from the holding surface, rectangular bedstead 6 then sets up in above-mentioned recess, after the fifty percent discount of whole bed body, two parts of bed board 5 laminate relatively, the recess of two parts mutually covers and closes in order to form a packing chamber, just like the cosmetic box seals bedstead 6, waist supporting mechanism 3, drive arrangement in the packing intracavity entirely, thereby make the fifty percent discount of bed body become the rectangle box of shape relatively regular, so as to pile up in the container, the limited packing space in the make full use of container also is convenient for transport when daily use. No matter how the structural forms of the bed board 5 and the bed frame 6 are changed, the design principle shown in the technical content of the previous section is not deviated, and the application is within the protection scope.
As shown in fig. 3, the lumbar support mechanism 3 is provided with a fabric cover covering at least the support surface of the support member, which is integral with the cloth cover 7 of the bed or independent of the cloth cover 7 of the bed, and which is flush with the cloth cover 7 of the bed when laid flat.
The foregoing is a preferred embodiment of the present invention, and various changes and modifications, such as changes in the relevant dimensions, may be made therein by those of ordinary skill in the art without departing from the general inventive concept and are intended to be within the scope of the present invention as defined in the appended claims.
Claims (8)
1. A bed with adjustable lumbar support, comprising a bed body, a lumbar support mechanism (3), characterized in that the lumbar support mechanism (3) comprises:
A support;
The telescopic cylinder is provided with a cylinder barrel foundation seat (311) fixedly connected with the bottom of the bed body, one end of the telescopic cylinder is rotatably connected with the cylinder barrel foundation seat (311), and the other end of the telescopic cylinder is rotatably connected with and jacks up the supporting piece so as to support the waist of a human body;
The movable support connecting rod groups can stretch up and down and move, and the upper sides of the two movable support connecting rod groups are respectively supported and connected with the left side and the right side of the supporting piece;
a pair of side base seats (307) respectively fixed on the left side and the right side of the bottom of the bed body, and the lower sides of the two movable support connecting rod groups are respectively and movably connected with the two side base seats (307);
The movable support connecting rod group comprises a movable supporting rod (303), a swinging rod (305) and a diagonal supporting rod (303), wherein the upper end of the movable supporting rod (303) is connected with a supporting piece, the lower end of the movable supporting rod is provided with a rotating fulcrum which is horizontally and movably matched with a side base (307), the upper end of the swinging rod (305) is rotatably connected with the movable supporting rod (303) and is used for diagonal supporting of the movable supporting rod (303), and the lower end of the swinging rod is provided with the rotating fulcrum and is rotatably connected with the side base (307);
The left side and the right side of the support piece are both fixed with side connecting seats (302), a plurality of connecting holes (302 a) are formed in the side connecting seats (302), two positioning holes (303 a) are formed in the upper ends of the movable supporting rods (303), the two positioning holes (303 a) are opposite to the two connecting holes (302 a), each bolt is inserted into the positioning hole (303 a) and the corresponding connecting hole (302 a) so as to fixedly connect the upper ends of the side connecting seats (302) and the movable supporting rods (303), and the relative included angles of the side connecting seats (302) and the movable supporting rods (303) are adjusted.
2. A bed with adjustable lumbar support according to claim 1, wherein the support has a support point for directly supporting the lumbar region, which point moves along a trajectory perpendicular or approximately perpendicular to the support surface of the bed during lifting, and which support point is between 500mm and 750mm from the edge of the bed head, and between 130mm and 175mm from the support surface of the bed when lifted to the uppermost position.
3. A bed with adjustable lumbar support according to claim 1, characterized in that the bed body is provided with a lumbar ejection relief (5 c) penetrating up and down, the edge of the support fitting the contour of the lumbar ejection relief (5 c), the support being in the lumbar ejection relief (5 c) in the non-lumbar state.
4. A bed with adjustable lumbar support according to claim 1, characterized in that the lumbar support mechanism (3) further comprises a linkage rod (306), and two ends of the linkage rod (306) are fixedly connected with two swing rods (305) respectively.
5. A bed with adjustable lumbar support according to claim 1, characterized in that the lower end of the movable stay (303) is rotatably connected with a roller (304), said roller (304) rolling in a horizontal rolling groove (307 a) provided in the side foundation (307).
6. A bed with adjustable lumbar support according to claim 1, characterized in that the telescopic cylinder is provided as an electric cylinder (308), which electric cylinder (308) is in an initial state arranged obliquely below the support with its support end facing upwards.
7. A bed with adjustable lumbar support according to claim 1, characterized in that the lumbar support means (3) is provided with a covering shell covering at least the support surface of the support, which covering shell is integral with the cloth cover (7) of the bed or independent of the cloth cover (7) of the bed.
8. The bed with adjustable lumbar support according to any one of claims 1-7, wherein the bed body is divided into a first bed body unit (1) and a second bed body unit (2) along the length direction thereof, the first bed body unit (1) and the second bed body unit (2) are respectively provided with a movable plate and a driving device for driving the movable plate to turn over, the lumbar support mechanism (3) is arranged on the first bed body unit (1), the first bed body unit (1) and the second bed body unit (2) are rotationally connected through a folding hinge (8), and the whole bed body is mutually nested after being folded in half, so that the first bed body unit (1) and the second bed body unit (2) are relatively attached and form a rectangular box-shaped structure for accommodating the lumbar support mechanism (3) and all driving devices.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210031512.9A CN114158875B (en) | 2022-01-12 | 2022-01-12 | Bed with adjustable lumbar support |
| PCT/CN2022/081905 WO2023134012A1 (en) | 2022-01-12 | 2022-03-21 | Bed having adjustable lumbar support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210031512.9A CN114158875B (en) | 2022-01-12 | 2022-01-12 | Bed with adjustable lumbar support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114158875A CN114158875A (en) | 2022-03-11 |
| CN114158875B true CN114158875B (en) | 2025-09-16 |
Family
ID=80489208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210031512.9A Active CN114158875B (en) | 2022-01-12 | 2022-01-12 | Bed with adjustable lumbar support |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114158875B (en) |
| WO (1) | WO2023134012A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114158875B (en) * | 2022-01-12 | 2025-09-16 | 浙江康贝德智能家居有限公司 | Bed with adjustable lumbar support |
| CN119769866A (en) * | 2024-12-31 | 2025-04-08 | 嘉兴慕思智能家居有限公司 | An electric bed |
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| CN113520098A (en) * | 2021-08-13 | 2021-10-22 | 浙江康贝德智能家居有限公司 | A foldable electric bed |
| CN114158875B (en) * | 2022-01-12 | 2025-09-16 | 浙江康贝德智能家居有限公司 | Bed with adjustable lumbar support |
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2022
- 2022-01-12 CN CN202210031512.9A patent/CN114158875B/en active Active
- 2022-03-21 WO PCT/CN2022/081905 patent/WO2023134012A1/en not_active Ceased
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204192090U (en) * | 2014-11-25 | 2015-03-11 | 李骥 | A kind of beddo with waist jack-up function |
| CN207136646U (en) * | 2016-06-14 | 2018-03-27 | 青岛易特优电子有限公司 | A kind of waist bed board liftout attachment |
| KR20190063414A (en) * | 2017-11-27 | 2019-06-07 | 지아싱 위안창 퍼니처 컴퍼니., 리미티드. | Mattress with Lumbar Support and Manufacturing Method |
| CN216602259U (en) * | 2022-01-12 | 2022-05-27 | 浙江康贝德智能家居有限公司 | Bed with adjustable lumbar support |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114158875A (en) | 2022-03-11 |
| WO2023134012A1 (en) | 2023-07-20 |
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