CN202095855U - Chair back structure and chair - Google Patents
Chair back structure and chair Download PDFInfo
- Publication number
- CN202095855U CN202095855U CN2011200246963U CN201120024696U CN202095855U CN 202095855 U CN202095855 U CN 202095855U CN 2011200246963 U CN2011200246963 U CN 2011200246963U CN 201120024696 U CN201120024696 U CN 201120024696U CN 202095855 U CN202095855 U CN 202095855U
- Authority
- CN
- China
- Prior art keywords
- elastic plate
- elastic
- chair
- plate
- elastomeric element
- 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.)
- Expired - Fee Related
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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
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/405—Support for the head or the back for the back with double backrests
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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
- A47C7/00—Parts, details, or accessories of chairs or stools
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/44—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
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- Chairs Characterized By Structure (AREA)
Abstract
The utility model discloses a chair back structure and a chair, which belong to the field of furniture. The chair back structure comprises a back metal support, a back upper elastic plate, a plurality of back middle elastic plates, a back lower elastic plate, an elastic seat, a first elastic component, two metal wires, two second elastic components and two locking components. The back middle elastic plates move vertically by the aid of the elastic seat, the back upper elastic plate is arranged at the upper end of the back metal support, the back lower elastic plate is arranged at the lower end of the back metal support, the back middle elastic plates are arranged in the middle of the back metal support, the back upper elastic plate, the back middle elastic plates and the back lower elastic plate are connected via the first elastic component, penetrating holes are arranged at two ends of each back middle elastic plate, metal wires penetrate through the penetrating holes, one end of each metal wire is fixedly arranged on the back upper elastic plate, the other end of each metal wire is connected with the second elastic components, the second elastic components are connected with the locking components, and the locking components are fixedly disposed on the back lower elastic plate. The chair back structure can realize an automatic back following function.
Description
Technical field
The utility model relates to field of furniture, particularly a kind of back structure and the chair that can realize chasing after automatically back of the body function.
Background technology
Current chairs generally all is to have only a back of the body; When the user leaned against on the chair back, this chair back can not reach the requirement of ergonomics because project organization is single to the support of human body back; And in reality; The user often hopes that therefore chair can, need a kind of technical scheme badly so that chair reaches the requirement of ergonomics to the support of human body back to back the most comfortable support and applying.
The utility model content
The main purpose of the utility model is to provide a kind of back structure and chair, to solve the chair back that prior art exists the support of human body back is not met the problem of ergonomics, wherein:
A kind of back structure comprises:
Elastic plate, first elastomeric element that makes the up and down spring support of elastic plate in the said back of the body, the said back structure nature of a plurality of support, two wires that play spacing and positioning action, two play and compensate the wire displacement and wire supports second elastomeric element and two locking parts of power effect down for elastic plate, the back of the body in the back of the body metallic support, back elastic plate, a plurality of back of the body; Wherein,
Said back elastic plate is installed in the upper end of said back of the body metallic support; Elastic plate under the said back of the body is installed in the lower end of said back of the body metallic support; Elastic plate in said a plurality of back ofs the body is installed in the centre of said back of the body metallic support through said spring support, in the two ends of said back elastic plate, a plurality of said back of the body under the two ends of elastic plate and the said back of the body two ends of elastic plate with respect to said back of the body metallic support symmetry;
Link to each other through said first elastomeric element respectively between the elastic plate between the two ends of elastic plate and in the adjacent said back of the body under the two ends of elastic plate and the said back of the body in the two ends of said back elastic plate and the said back of the body between the two ends of elastic plate, in the said back of the body;
The two ends of elastic plate have through hole in the said back of the body; Every said wire passes said through hole; Every a said end wiry is fixedly installed on the said back elastic plate; Its other end connects said second elastomeric element, and said second elastomeric element connects said locking part, and said locking part is fixedly installed under the said back of the body on the elastic plate.
In the preferred embodiment of the utility model, in said back elastic plate, the said back of the body under elastic plate, the said back of the body elastic plate and spring support process by plastic cement or elastomeric material.
In preferred another embodiment of the utility model, in said back elastic plate, the said back of the body under the elastic plate and the said back of the body elastic plate be two-layer hollow structure.
In preferred another embodiment of the utility model, in said back elastic plate, the said back of the body under the elastic plate and the said back of the body elastic plate have a plurality of empty hollow outs.
In preferred another embodiment of the utility model, said spring support is the plastic cement seat, and there are two bulbs at the middle part of elastic plate in the said back of the body, and said bulb is clipped in the said plastic cement seat, and said plastic cement seat is installed on the said back of the body metallic support through screw.
In preferred another embodiment of the utility model, said first elastomeric element or said second elastomeric element are spring or rubber components.
In preferred another embodiment of the utility model, said locking part is a cable-type padlock.
In preferred another embodiment of the utility model, the quantity of elastic plate is preferably six in the said back of the body.
In preferred another embodiment of the utility model, in said back elastic plate, the said back of the body under elastic plate, the said back of the body spacing of arranging between the elastic plate equate or unequal.
A kind of chair comprises above-mentioned any one back structure.
Compared with prior art, the technical scheme that the utility model provides can realize chasing after back of the body function automatically, satisfies the chair back reaches ergonomics to the support of human body back requirement.
Description of drawings
Accompanying drawing described herein is used to provide the further understanding to the utility model, constitutes the application's a part, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the chair back that provides of the utility model;
Fig. 2 is the part exploded perspective view of the chair back that provides of the utility model;
Fig. 3 is the structural representation of plastic plate in the back of the body that provides of the utility model;
Fig. 4 is the structural representation of the plastic cement seat that provides of the utility model;
Fig. 5 is the structural representation of wire, second spring and the locking part of the chair back that provides of the utility model.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is done to specify further below in conjunction with accompanying drawing and specific embodiment.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, present embodiment provides a kind of back structure, comprising:
In the back of the body metallic support 1, back plastic plate 2, six back ofs the body plastic plate 3, the back of the body down plastic plate 4, first spring 6 that makes the up and down plastic cement seat 5 of plastic plate in the back of the body, a plurality of support chair back structure natures, two wires that play spacing and positioning action 7, two play and compensate the wire displacement and wire supports second spring 8 and two locking parts 9 of power effect; Wherein,
Back plastic plate 2 is installed in the upper end of back of the body metallic support 1; Plastic plate 4 under the back of the body is installed in the lower end of back of the body metallic support 1; Plastic plate 3 in six back ofs the body is installed in the centre of back of the body metallic support 1 through plastic cement seat 5, in the two ends of back plastic plate 2, six back ofs the body two ends of plastic plate 3 and the back of the body down the two ends of plastic plate 4 with respect to back of the body metallic support 1 symmetry;
The two ends of plastic plate 3 and the back of the body link to each other through first spring 6 respectively between the plastic plate 3 between the two ends of plastic plate 4 and in the adjacent back of the body down in the two ends of back plastic plate 2 and the back of the body between the two ends of plastic plate 3, in the back of the body;
The two ends of plastic plate 3 have through hole in the back of the body; Every wire 7 is passed said through hole, an end of every wire 7 be fixedly installed on back plastic plate 2 on, its other end connects second spring 8; Second spring 8 connects locking parts 9, and this locking part 9 is fixedly installed on the following plastic plate 4 of the back of the body.
Need to prove that the material of back of the body metallic support 1 can the aluminium alloy, lighter material such as almag, magnesium alloy, aluminium.
Need to prove that the material of wire 7 can be steel wire, iron wire or alloying metal silk etc.
Need to prove that locking part 9 is cable-type padlock preferably, but the protection domain of the utility model is not limited to this.
Need to prove that between the plastic plate 3, the spacing of arranging between the plastic plate 4 can equate plastic plate 3 with carrying on the back down in the back of the body, also can be unequal in the back plastic plate 2 and the back of the body.
In the preferred embodiment of the utility model, plastic plate 3, the following plastic plate 4 of the back of the body are two-layer hollow structure in back plastic plate 2, the back of the body, can alleviate chair weight like this, reduce cost.
In preferred another embodiment of the utility model, in back plastic plate 2, the back of the body plastic plate 3, the back of the body down plastic plate 4 have a plurality of empty hollow outs, can further save cost like this, and help the ventilative and perspire of back structure.
In preferred another embodiment of the utility model; In the back of the body plastic plate 3 be up and down can flexible motion ball-and-socket hinge device, there are two bulbs the center, leaves the cephalomotor angular range that concedes points in the plastic cement seat; Bulb is clipped in the plastic cement seat 5, plastic cement seat 5 is installed on the back of the body metallic support 1 through screw.
In preferred another embodiment of the utility model, the quantity of plastic plate 3 is preferably six in the back of the body, but the protection domain of the utility model is not limited to this numerical value, can adjust according to actual needs.
In preferred another embodiment of the utility model, said through hole be shaped as circle, ellipse, trapezoidal or N limit shape, wherein N is the natural number greater than 3.
The utility model also provides a kind of chair, and this chair comprises the back structure that the foregoing description is described.
In an embodiment; What plastic plate was selected for use under the plastic plate and the back of the body in back plastic plate, the back of the body is the senior engineering plastic of some softness; This makes plastic plate when supporting human body back, distortion all around can be arranged; And distortion changes because of people's backrest strength, and plastic plate is when distortion is big more, and the support force that offers human body back is also just big more.On above-below direction,, when function is mainly used in chair back reclining about this, do not have the phenomenon of pullling the back and drawing clothes because plastic plate can be up and down in the back of the body.And, first spring can dorsal support in the plastic plate, the back of the body plastic plate and the back of the body down plastic plate in the raw, in the back of the body plastic plate upwards or downward bias when nature, the support power of first spring is just big more.And; The through hole at two wire plastic plate two ends from the back of the body passes; Can play human body back not in the centre, but the supporting role when taking back or taking over, and orientation location and position-limiting action when plastic plate moves up and down in position-limiting action and the back of the body of the left and right sides maximum distortion of plastic plate in the back of the body.
The utility model makes the chair back hold in the palm the back of the body before and after having had through said structure, has realized the automatic fine tuning function that chases after the back of the body automatically up and down, the corresponding spacing of each function is also arranged, to guarantee enough personal safeties.So, when the user back leans against on the chair, because the back is strong; When pressure was transmitted on the chair back, because the chair back can be out of shape, pressure was big more; Chair back distortion is also just big more, and the chair back corresponding distortion with user's back position contacting, thereby makes back structure corresponding adjustment along with exerting oneself of back; For example, when the user did chair back reclining function, plastic plate can rotate up and down along with the back in the back of the body in the chair back; Thereby realize chasing after back of the body function automatically, satisfied the requirement of ergonomics.
The embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the utility model.
Claims (10)
1. a back structure is characterized in that, comprising:
Elastic plate, first elastomeric element that makes the up and down spring support of elastic plate in the said back of the body, the said back structure nature of a plurality of support, two wires that play spacing and positioning action, two play and compensate the wire displacement and wire supports second elastomeric element and two locking parts of power effect down for elastic plate, the back of the body in the back of the body metallic support, back elastic plate, a plurality of back of the body; Wherein,
Said back elastic plate is installed in the upper end of said back of the body metallic support; Elastic plate under the said back of the body is installed in the lower end of said back of the body metallic support; Elastic plate in said a plurality of back ofs the body is installed in the centre of said back of the body metallic support through said spring support, in the two ends of said back elastic plate, a plurality of said back of the body under the two ends of elastic plate and the said back of the body two ends of elastic plate with respect to said back of the body metallic support symmetry;
Link to each other through said first elastomeric element respectively between the elastic plate between the two ends of elastic plate and in the adjacent said back of the body under the two ends of elastic plate and the said back of the body in the two ends of said back elastic plate and the said back of the body between the two ends of elastic plate, in the said back of the body;
The two ends of elastic plate have through hole in the said back of the body; Every said wire passes said through hole; Every a said end wiry is fixedly installed on the said back elastic plate; Its other end connects said second elastomeric element, and said second elastomeric element connects said locking part, and said locking part is fixedly installed under the said back of the body on the elastic plate.
2. back structure as claimed in claim 1 is characterized in that, in said back elastic plate, the said back of the body under elastic plate, the said back of the body elastic plate and spring support process by plastic cement or elastomeric material.
3. according to claim 1 or claim 2 back structure is characterized in that, in said back elastic plate, the said back of the body under the elastic plate and the said back of the body elastic plate be two-layer hollow structure.
4. according to claim 1 or claim 2 back structure is characterized in that, in said back elastic plate, the said back of the body under the elastic plate and the said back of the body elastic plate have a plurality of empty hollow outs.
5. according to claim 1 or claim 2 back structure; It is characterized in that said spring support is the plastic cement seat, there are two bulbs at the middle part of elastic plate in the said back of the body; Said bulb is clipped in the said plastic cement seat, said plastic cement seat is installed on the said back of the body metallic support through screw.
6. according to claim 1 or claim 2 back structure is characterized in that said first elastomeric element or said second elastomeric element are spring or rubber components.
7. according to claim 1 or claim 2 back structure is characterized in that said locking part is a cable-type padlock.
8. according to claim 1 or claim 2 back structure is characterized in that the quantity of elastic plate is preferably six in the said back of the body.
9. according to claim 1 or claim 2 back structure is characterized in that, in said back elastic plate, the said back of the body under elastic plate, the said back of the body spacing of arranging between the elastic plate equate or unequal.
10. a chair is characterized in that, comprises any described back structure like claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200246963U CN202095855U (en) | 2011-01-26 | 2011-01-26 | Chair back structure and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200246963U CN202095855U (en) | 2011-01-26 | 2011-01-26 | Chair back structure and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202095855U true CN202095855U (en) | 2012-01-04 |
Family
ID=45381896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200246963U Expired - Fee Related CN202095855U (en) | 2011-01-26 | 2011-01-26 | Chair back structure and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202095855U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106667692A (en) * | 2016-12-07 | 2017-05-17 | 北华大学 | Sickbed sitting-up mechanism capable of avoiding back pulling |
| CN111166610A (en) * | 2020-01-06 | 2020-05-19 | 吉林大学 | Nerve hemiplegia nursing device |
-
2011
- 2011-01-26 CN CN2011200246963U patent/CN202095855U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106667692A (en) * | 2016-12-07 | 2017-05-17 | 北华大学 | Sickbed sitting-up mechanism capable of avoiding back pulling |
| CN106667692B (en) * | 2016-12-07 | 2019-01-04 | 北华大学 | A kind of anti-hospital bed Qi Zuo mechanism for pulling back |
| CN111166610A (en) * | 2020-01-06 | 2020-05-19 | 吉林大学 | Nerve hemiplegia nursing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Zeng Xiangqing Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20120126 |