CN217117936U - Split chair frame - Google Patents
Split chair frame Download PDFInfo
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- CN217117936U CN217117936U CN202220669943.3U CN202220669943U CN217117936U CN 217117936 U CN217117936 U CN 217117936U CN 202220669943 U CN202220669943 U CN 202220669943U CN 217117936 U CN217117936 U CN 217117936U
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- frame
- chair
- connecting part
- mounting groove
- connecting portion
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- 238000010030 laminating Methods 0.000 claims abstract description 4
- 230000001154 acute effect Effects 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 description 19
- 238000009434 installation Methods 0.000 description 9
- 230000006978 adaptation Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model relates to a seat field, especially a components of a whole that can function independently chair frame, include the back frame with the connection can be dismantled to the bedplate frame, the edge of back frame is equipped with first surface course mounting groove, the edge of bedplate frame is equipped with second surface course mounting groove, first surface course mounting groove and second surface course mounting groove communicate each other. This components of a whole that can function independently chair frame's benefit includes, because the back frame with the connection can be dismantled to the bedplate frame, the edge of back frame with all be equipped with one surface course mounting groove on the edge of bedplate frame, and communicate each other between the two surface course mounting grooves for chair surface course and chair frame laminating and chair frame simple structure, part is small in quantity, and it is convenient to install.
Description
Technical Field
The utility model relates to a seat field, especially a components of a whole that can function independently chair frame.
Background
Chinese patent application publication No. CN114052422A discloses an adjustable chair frame mechanism, as shown in fig. 1, the chair frame 1 includes a substantially front-back extending chair seat frame 11, a substantially up-down extending chair back frame 12, a connecting frame 13 connecting the rear end of the chair seat frame 11 and the bottom end of the chair back frame 12, and a frame 14; the both ends of skeleton 14 can dismantle the connection with seat frame 11, back of the chair frame 12 respectively, compare in linking frame 13 with elastic material, skeleton 14 and seat frame 11, back of the chair frame 12 fixed connection have better connection stability, and the mode of adopting to dismantle the connection is also convenient for the dismantlement dress cabinet of seat frame 1. More specifically, the frame 14 is fixedly connected to the seat frame 11 and the back frame 12 by a plurality of fasteners.
As shown in fig. 2, the seat surface layer 2 includes a seat surface layer 21 fixed to the two seat frames 11 and spread laterally, and a back surface layer 22 fixed to the two back frames 12 and spread laterally.
Above-mentioned technical scheme sets up the seat support and the back of the chair to split type, has realized installing seat support surface course 21 on seat frame 11 respectively, has installed the function of back of the chair surface course 22 on back of the chair frame 12 for seat 2 more laminates chair frame 1, and the problem that it exists is: the connecting frame 13 and the framework 14 are needed to connect the seat frame 11 and the back frame 12, the number of parts of the seat frame 1 is large, and the installation is difficult.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims to provide a: provides a split chair frame, the chair surface layer is jointed with the chair frame, and the chair frame has simple structure.
The utility model discloses a technical scheme that the solution problem adopted is: the utility model provides a components of a whole that can function independently chair frame, includes back frame and bedplate frame, the back frame with the connection can be dismantled to the bedplate frame, the edge of back frame is equipped with first surface course mounting groove, the edge of bedplate frame is equipped with second surface course mounting groove, first surface course mounting groove and second surface course mounting groove communicate each other.
As a further improvement of the above technical scheme, the back frame integrated into one piece, bedplate frame integrated into one piece, the left part and the right part of back frame lower extreme all are equipped with connecting portion, it is equipped with the step to go up the connecting portion top, the contained angle between the terminal surface of going up the step and the terminal surface of last connecting portion is the acute angle, the left part and the right part of bedplate frame rear end all are equipped with down connecting portion, and lower connecting portion below is equipped with down the step, and the terminal surface of going up the step is laminated with the terminal surface of lower connecting portion, and the terminal surface of lower step is laminated with the terminal surface of last connecting portion.
As a further improvement of the technical scheme, the connecting device further comprises a fastening piece, wherein the upper connecting part and the lower connecting part are vertically overlapped and connected through the fastening piece, and the overlapping surface of the upper connecting part and the lower connecting part is a curved surface; the fastener passes through the overlapping surface of the upper connecting part and the lower connecting part.
As a further improvement of the technical scheme, a positioning piece is arranged on the end face of the upper connecting part, a slot is formed in the lower step, and the positioning piece is connected with the slot in an inserting mode and is connected through a fastening piece.
As a further improvement of the above technical scheme, the backrest frame comprises a connecting rib, the connecting rib is arranged on the lower portion of the backrest frame, a positioning protrusion is arranged on the connecting rib, a rear portion and a lower portion opening positioning groove are arranged on the seat frame, and the positioning protrusion is matched with the positioning groove and is arranged in the positioning groove.
The utility model has the advantages that: because the back frame with the connection can be dismantled to the bedplate frame, the edge of back frame with all be equipped with one surface course mounting groove on the edge of bedplate frame, and communicate each other between the two surface course mounting grooves for chair surface course and chair frame laminating and chair frame simple structure, part is small in quantity, and it is convenient to install.
Drawings
The invention will be further explained with reference to the drawings and the detailed description.
FIG. 1 is an exploded view of the split chair frame of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
fig. 4 is a perspective view of the seat frame of the present invention in the rear view direction;
fig. 5 is an enlarged view of the portion C of fig. 4.
In the figure: 1-chair frame, 11-chair seat frame, 12-chair back frame, 13-connecting frame, 14-framework, 2-chair surface layer, 21-chair seat surface layer, 22-chair back surface layer,
3-backrest frame, 31-first surface layer installation groove, 32-upper connecting part, 33-upper step, 35-positioning piece, 36-positioning projection, 37-connecting rib, 4-seat plate frame, 41-second surface layer installation groove, 42-lower connecting part, 43-lower step, 45-slot, 46-positioning groove and 5-overlapping surface.
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, the split chair frame comprises a back frame 3 and a seat frame 4, wherein the back frame 3 is detachably connected with the seat frame 4, a first surface layer installation groove 31 is formed in the edge of the back frame 3, a second surface layer installation groove 41 is formed in the edge of the seat frame 4, and the first surface layer installation groove 31 and the second surface layer installation groove 41 are communicated with each other; after the backrest frame 3 and the seat frame 4 are directly detachably connected by fasteners such as screws or rivets, the edge of the integrated seat surface layer is clamped into the first surface layer mounting groove 31 and the second surface layer mounting groove 41 which are mutually communicated, the edge of the seat surface layer can be completely attached to the edge of the split chair frame, and the installation is rapid;
referring to fig. 2 to 5, the back frame 3 is integrally formed, the seat frame 4 is integrally formed, the left portion and the right portion of the lower end of the back frame 3 are both provided with an upper connecting portion 32, an upper step 33 is arranged above the upper connecting portion 32, an included angle between the end surface of the upper step 33 and the end surface of the upper connecting portion 32 is an acute angle, the left portion and the right portion of the rear end of the seat frame 4 are both provided with a lower connecting portion 42, a lower step 43 is arranged below the lower connecting portion 42, the end surface of the upper step 33 is attached to the end surface of the lower connecting portion 42, and the end surface of the lower step 43 is attached to the end surface of the upper connecting portion 32; by attaching the end surface of the upper step 33 to the end surface of the lower connecting part 42 and attaching the end surface of the lower step 43 to the end surface of the upper connecting part 32, the arrangement is such that when the backrest frame 3 is forced to tilt backwards, the upper step 33 and the lower connecting part 42 are mutually extruded, the lower step 43 and the upper connecting part 32 are mutually extruded, the tendency of the backrest frame 3 to tilt backwards can be resisted, and the upper connecting part 32 and the lower connecting part 42 are not easy to deform or fail or are broken; an included angle between the end face of the upper step 33 and the end face of the upper connecting part 32 is an acute angle, the relative position between the upper connecting part 32 and the lower connecting part 42 is reliable, and the mounting precision can be improved;
the connecting structure further comprises a fastening piece (not shown), the upper connecting part 32 and the lower connecting part 42 are mutually overlapped up and down and are connected through the fastening piece, and the overlapping surface 5 of the upper connecting part 32 and the lower connecting part 42 is a curved surface; the fastener passes through the overlapping surfaces 5 on the upper connecting part 32 and the lower connecting part 42; the lapping surface 5 is a curved surface, which can improve the assembly accuracy of the relative position between the upper connecting part 32 and the lower connecting part 42, and avoid the dislocation of the first surface layer mounting groove 31 and the second surface layer mounting groove 41.
In the split chair frame, the end surface of the upper connecting part 32 is provided with a positioning sheet 35, the lower step 43 is provided with a slot 45, and the positioning sheet 35 is connected with the slot 45 in an inserting manner and is connected through a fastener; by arranging the positioning piece 35 and the slot 45 to be connected in a splicing way and connected through a fastening piece, the freedom degree of the back support frame 3 in the front-back direction and the left-right direction is limited, the left-right swinging is avoided, and the stability of the back support frame 3 is improved.
The back frame 3 includes splice bar 37, 3 lower parts are located to the splice bar 37, be equipped with location arch 36 on the splice bar 37, be equipped with rear portion and lower part open-ended positioning groove 46 on the seat grillage 4, location arch 36 with positioning groove 46 adaptation is located in the positioning groove 46. The purpose of the arrangement is to increase the relative positioning point between the backrest frame 3 and the seat plate frame 4, further limit the relative degree of freedom between the backrest frame 3 and the seat plate frame 4, and make the whole split chair frame more stable.
The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (5)
1. The utility model provides a components of a whole that can function independently chair frame, includes back frame and seat grillage, its characterized in that:
the backrest frame with the connection can be dismantled to the bedplate frame, the edge of backrest frame is equipped with first surface course mounting groove, the edge of bedplate frame is equipped with second surface course mounting groove, first surface course mounting groove and second surface course mounting groove communicate each other.
2. The split chair frame of claim 1, wherein:
the utility model discloses a chair frame, back frame integrated into one piece, bedplate frame integrated into one piece, the left part and the right part of back frame lower extreme all are equipped with connecting portion, it is equipped with the step to go up the connecting portion top, the contained angle between the terminal surface of going up the step and the terminal surface of last connecting portion is the acute angle, the left part and the right part of bedplate frame rear end all are equipped with down connecting portion, and lower connecting portion below is equipped with down the step, goes up the terminal surface of step and the terminal surface laminating of lower connecting portion, and the terminal surface of lower step and the terminal surface laminating of last connecting portion.
3. The split chair frame of claim 1, wherein:
the upper connecting part and the lower connecting part are vertically overlapped and connected through the fastening piece, and the overlapping surface of the upper connecting part and the lower connecting part is a curved surface; the fastener passes through the overlapping surface of the upper connecting part and the lower connecting part.
4. A split chair frame as claimed in claim 2, wherein:
the end face of the upper connecting part is provided with a positioning piece, the lower step is provided with a slot, and the positioning piece is connected with the slot in an inserting mode and is connected through a fastening piece.
5. The split chair frame of claim 1, wherein:
the backrest frame comprises a connecting rib, the connecting rib is arranged on the lower portion of the backrest frame, the connecting rib is provided with a positioning protrusion, the seat frame is provided with a positioning groove with a rear portion and a lower portion opened, and the positioning protrusion is matched with the positioning groove and is arranged in the positioning groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220669943.3U CN217117936U (en) | 2022-03-26 | 2022-03-26 | Split chair frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220669943.3U CN217117936U (en) | 2022-03-26 | 2022-03-26 | Split chair frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217117936U true CN217117936U (en) | 2022-08-05 |
Family
ID=82645619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220669943.3U Active CN217117936U (en) | 2022-03-26 | 2022-03-26 | Split chair frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217117936U (en) |
-
2022
- 2022-03-26 CN CN202220669943.3U patent/CN217117936U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240126 Address after: 528000, 4F, Building 31, Jiaxin City Garden, Xianghe Road, Daliang Street, Shunde District, Foshan City, Guangdong Province Patentee after: Fang Fang Country or region after: China Address before: 4f, block 31, Jiaxin city garden, Xianghe Road, Daliang street, Shunde District, Foshan City, Guangdong Province, 528399 Patentee before: Chen Min Country or region before: China |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240305 Address after: 528400 2, No. 7, Shengping North Road, Nantou Town, Zhongshan City, Guangdong Province Patentee after: Sitting Sense Technology Co.,Ltd. Country or region after: China Address before: 528000, 4F, Building 31, Jiaxin City Garden, Xianghe Road, Daliang Street, Shunde District, Foshan City, Guangdong Province Patentee before: Fang Fang Country or region before: China |
|
| TR01 | Transfer of patent right |