CN211459479U - Detachable chair - Google Patents
Detachable chair Download PDFInfo
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- CN211459479U CN211459479U CN202020213921.7U CN202020213921U CN211459479U CN 211459479 U CN211459479 U CN 211459479U CN 202020213921 U CN202020213921 U CN 202020213921U CN 211459479 U CN211459479 U CN 211459479U
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- chair
- crosspiece
- mortise
- leg
- tenon
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Abstract
The utility model relates to the field of furniture design, and provides a detachable chair, wherein modular components are connected by a simple tenon-and-mortise structure, and are easy to assemble, disassemble and store; the structure comprises a crosspiece structure consisting of an upper crosspiece and a lower crosspiece which are detachably connected through a crosspiece connecting structure, wherein the upper surface of the crosspiece structure is a crosspiece structure plane; still include the top through front end mortise-tenon joint structure can dismantle respectively setting two chair forelegs about below crosspiece structure front end, the middle part can dismantle respectively through rear end mortise-tenon joint structure and set up two chair hind legs about crosspiece structure rear end, can dismantle respectively through side connecting device and set up at the left half seat and the right half seat of crosspiece structure plane depending on crosspiece structure left and right sides and lower surface, can dismantle through top connecting device and set up about two chair hind leg tops and rear surface and about two chair hind leg depending on the back of the chair.
Description
Technical Field
The utility model relates to a furniture design field provides a dismantled and assembled chair, utilizes simple tenon fourth of the twelve earthly branches structure to connect between each modular component, easily installs and removes and accomodates.
Background
The chair is the essential furniture in people's daily life, and the chair among the prior art often appears with fixed knot structure, or uses the hardware to carry out rigid connection, seems comparatively heavy and difficult installation. People often have to buy a new chair because of the damage of a certain part of the chair, waste is easy to cause, the household article is not humanized enough, and the ecological and sustainable development is not facilitated. In addition, in daily configuration, taking home life as an example, considering factors such as combustible visits and the like, the number of the equipped chairs exceeds the number of the population at home, the unnecessary chairs are low in use frequency and occupy large space, and space waste is brought while inconvenience is brought to home care.
Disclosure of Invention
The utility model aims at providing a dismantled and assembled chair utilizes simple tenon fourth of the twelve earthly branches structure to connect between each modular component, easily installs and removes and accomodates.
The utility model aims at realizing through the following technical scheme:
a detachable chair comprises a crosspiece structure consisting of an upper crosspiece and a lower crosspiece which are detachably connected through a crosspiece connecting structure, wherein the upper surface of the crosspiece structure is a crosspiece structure plane; still include the top through front end mortise-tenon joint structure can dismantle respectively setting two chair forelegs about below crosspiece structure front end, the middle part can dismantle respectively through rear end mortise-tenon joint structure and set up two chair hind legs about crosspiece structure rear end, can dismantle respectively through side connecting device and set up at the left half seat and the right half seat of crosspiece structure plane depending on crosspiece structure left and right sides and lower surface, can dismantle through top connecting device and set up about two chair hind leg tops and rear surface and about two chair hind leg depending on the back of the chair.
Crosspiece connection structure is for being used for last crosspiece and lower crosspiece last crosspiece and the lower crosspiece the mid point cross connection's of crosspiece cross lap tenon fourth of the twelve earthly branches connection pair, and the direction that sets up of going up the crosspiece is left front to right back, and the direction that sets up of lower crosspiece is right front to left back.
The front end mortise and tenon structure is that a left chair front leg half dovetail tenon is convexly arranged on the rear side of the top end surface of a left chair front leg, and an upper crosspiece front half dovetail mortise slot forming a mortise and tenon joint pair with the left front leg half dovetail tenon is concavely arranged on the lower surface of the front end of an upper crosspiece; the rear side of the top end face of the front leg of the right chair is provided with a half dovetail tenon of the front leg of the right chair in a protruding manner, and the lower surface of the front end of the lower crosspiece is provided with a half dovetail mortise of the front leg of the right chair in a concave manner to form a mortise-tenon joint pair.
The rear end mortise and tenon joint structure is characterized in that a left chair rear leg right-angled mortise which forms a mortise and tenon joint pair with the rear end of a lower crosspiece is concavely arranged on the front side surface of the middle part of a left chair rear leg, a left chair rear leg half dovetail tenon is convexly arranged at the front end of the lower groove wall of the left chair rear leg right-angled mortise, and a lower crosspiece rear half dovetail mortise which forms the mortise and tenon joint pair with the left chair rear leg half dovetail tenon is concavely arranged on the lower surface of the rear end of the lower crosspiece; the right chair rear leg right-angle mortise which forms a mortise-tenon joint pair with the rear end of the upper crosspiece is concavely arranged on the front side surface of the middle part of the right chair rear leg, the front end of the lower groove wall of the right chair rear leg right-angle mortise is convexly provided with a half dovetail tenon of the right chair rear leg, and the lower surface of the rear end of the upper crosspiece is concavely provided with a half dovetail mortise tenon of the right chair rear leg to form a half dovetail mortise-tenon joint pair with the upper crosspiece.
The side connecting device comprises a left half chair seat connecting device and a right half chair seat connecting device; the left half chair seat connecting device comprises a left half chair seat clamping plate fixedly connected to the lower surface of the left half chair seat, and the distance from the upper surface of the front end and the lower surface of the left half chair seat clamping plate to the lower surface of the left half chair seat is respectively the same as the thickness of the front part of the upper crosspiece and the thickness of the rear part of the lower crosspiece; the right half chair seat connecting device comprises a right half chair seat clamping plate fixedly connected to the lower surface of the right half chair seat, and the distance from the upper surface of the front end and the rear end of the right half chair seat clamping plate to the lower surface of the right half chair seat is respectively the same as the thickness of the front part of the lower crosspiece and the thickness of the rear part of the upper crosspiece.
The top connecting device comprises a chair backrest clamping plate fixedly connected to the rear surface of the chair backrest, and the distances from the front surfaces of the left end and the right end of the chair backrest clamping plate to the rear surface of the chair backrest are respectively the same as the front and rear sizes of the tops of the left chair rear leg and the right chair rear leg.
When the detachable chair is installed:
lower crosspiece is assembled with right chair front leg, left chair back leg
Inserting a half dovetail tenon of a front leg of a right chair into a half dovetail mortise of a front lower crosspiece of the lower crosspiece to complete the mortise-tenon joint and splicing of the front leg of the right chair and the lower crosspiece; inserting the rear end of the rear leg of the left chair into the right-angle mortise of the rear leg of the left chair, and simultaneously inserting the half dovetail tenon of the rear leg of the left chair into the half dovetail mortise of the rear half of the lower crosspiece so as to complete the mortise-tenon connection and splicing of the rear leg of the left chair and the lower crosspiece;
upper crosspiece is assembled with left chair front leg, right chair back leg
Inserting a half dovetail tenon of a front leg of a left chair into a half dovetail mortise of a front crosspiece of an upper transverse bar to complete the mortise-tenon connection and splicing of the front leg of the left chair and the upper transverse bar; inserting the rear end of the rear leg of the right chair into the right-angled mortise of the rear leg of the right chair, and simultaneously inserting the half dovetail tenon of the rear leg of the right chair into the half dovetail mortise of the rear crosspiece of the upper crosspiece, so as to complete the mortise-tenon joint and splicing of the rear leg of the right chair and the upper crosspiece;
assembling crosspiece structure to form chair frame
The upper crosspiece and the lower crosspiece are vertically spliced by the upper crosspiece and the lower crosspiece cross-shaped lapped mortise, the upper crosspiece and the lower crosspiece cross-shaped lapped mortise are connected, the cylindrical tenon is installed in the cylindrical tenon hole in a downward mode to play a fastening role on the cross-shaped lapped mortise-tenon joint pair, and therefore assembly of the crosspiece structure can be achieved;
the left half chair seat and the right half chair seat are installed
The left half chair seat is clamped at the left side of the crosspiece structure, and the right half chair seat is clamped at the right side of the crosspiece structure;
mounting chair backrest
And clamping the chair backrest on the chair backrest setting section to complete the assembly of the detachable chair.
The assembly can be disassembled for storage by reverse operation of the assembly sequence.
The detachable chair has the advantages that the modular component members are connected through the simple tenon-and-mortise structure, and are easy to assemble, disassemble and store.
According to the detachable chair, the cylindrical mortise which penetrates through the upper crosspiece and the lower crosspiece is formed in the cross-shaped lap joint mortise-tenon joint pair, and the cylindrical tenon which forms the cylindrical mortise-tenon joint pair is detachably arranged in the cylindrical mortise.
In the detachable chair, the length, the width and the thickness of the upper crosspiece and the lower crosspiece are respectively the same; half dovetail mortise before the same last crosspiece of size sets up both ends around last crosspiece with last crosspiece latter half dovetail mortise symmetrically, and half dovetail mortise before the same lower crosspiece of size sets up both ends around the lower crosspiece with lower crosspiece latter half dovetail mortise symmetrically, and half dovetail mortise before last crosspiece and lower crosspiece are the same in size.
In the detachable chair, the tops of the rear legs of the left chair and the right chair are chair backrest setting sections which are bent from bottom to top by connecting backward tilting angles and tilted backwards, and the connecting backward tilting angles are 6-10 degrees.
Foretell detachable chair, the back of the chair sets up the front and back size of section and crosspiece structure's thickness the same, and left half seat, right half seat, back of the chair are the same, and left half seat cardboard, right half seat cardboard, back of the chair cardboard are the same.
The detachable chair has the same front legs of the left chair and the right chair and the same rear legs of the left chair and the right chair.
Drawings
FIG. 1 is a schematic view of a removable chair;
FIG. 2 is a schematic view of an upper rail;
FIG. 3 is a schematic view of a lower rail;
FIG. 4 is a cross-piece construction and assembly;
FIG. 5 is a schematic view of the assembly of the rear left chair leg, the front right chair leg and the lower rail;
FIG. 6 is a schematic view of a first half-chair frame;
FIG. 7 is a schematic view of the assembly of the rear leg of the right chair, the front leg of the left chair and the upper rail;
FIG. 8 is a schematic view of a second half chair frame;
FIG. 9 is a schematic view of a chair frame;
FIG. 10 is a schematic view of the left seat half, right seat half, and seat back;
FIG. 11 is a schematic view of the left and right seat halves being installed;
figure 12 is a schematic view of a mounted seat back.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
referring to fig. 1, the detachable chair includes a crosspiece structure composed of an upper crosspiece 3 and a lower crosspiece 4 detachably connected by a crosspiece connecting structure, wherein the upper surface of the crosspiece structure is a crosspiece structure plane; still include the top through the front end mortise-tenon joint structure can dismantle respectively that set up leg 2 and right chair front leg 7 before the left chair below the crosspiece structure front end, the middle part can dismantle respectively through rear end mortise-tenon joint structure and set up left chair back leg 1 and right chair back leg 8 in the crosspiece structure rear end, can dismantle respectively through side connecting device and set up respectively in the crosspiece structure left and right sides and lower surface and the left half seat 9 and the right half seat 5 that crosspiece structure plane leaned on connects, can dismantle through top connecting device and set up back chair back leg 1 and right chair back leg 8 top and rear surface and left chair back leg 1 and right chair back leg 8 lean on the back 10 that connects.
Referring to fig. 2, fig. 3 and fig. 4, the middle mortise-tenon structure is a cross lap mortise-tenon joint pair for cross-connecting the upper crosspiece 3 and the lower crosspiece 4 at the midpoints of the upper crosspiece 3 and the lower crosspiece 4, the upper crosspiece 3 is arranged from the left front to the right back, and the lower crosspiece 4 is arranged from the right front to the left back. In the specific implementation, the midpoint of the lower surface of the upper crosspiece 3 is concavely provided with an upper crosspiece cross-shaped lap mortise 3-3, and the midpoint of the upper surface of the lower crosspiece 4 is concavely provided with a lower crosspiece cross-shaped lap mortise 4-3 which forms a cross-shaped lap mortise-tenon joint pair with the upper crosspiece cross-shaped lap mortise 3-3.
According to the detachable chair, the cylindrical mortise which penetrates through the upper crosspiece 3 and the lower crosspiece 4 is formed in the cross-shaped lap joint mortise-tenon joint pair, and the cylindrical tenon 6 which forms the cylindrical mortise-tenon joint pair is detachably arranged in the cylindrical mortise. During specific implementation, an upper crosspiece cylindrical mortise 3-4 is concavely arranged at the midpoint of the upper surface of the upper crosspiece 3, a lower crosspiece cylindrical mortise 3-4 which is collinear with the axis of the upper crosspiece cylindrical mortise 3-4 is concavely arranged at the midpoint of the lower surface of the lower crosspiece 4, the upper crosspiece cylindrical mortise 3-4 and the lower crosspiece cylindrical mortise 3-4 form a cylindrical mortise, and a cylindrical tenon 6 is arranged in the cylindrical mortise to play a fastening role in a cross lap joint mortise-and-tenon joint pair.
Referring to fig. 5-8, the front-end mortise and tenon structure of the detachable chair is that a left chair front leg half dovetail tenon 2-1 is convexly arranged on the rear side of the top end surface of the left chair front leg 2, and an upper crosspiece front half dovetail mortise 3-2 forming a mortise and tenon joint pair with the left front leg half dovetail tenon 2-1 is concavely arranged on the lower surface of the front end of the upper crosspiece 3; a half dovetail tenon 7-1 of the right chair front leg is arranged on the back side of the top end surface of the right chair front leg 7 in a protruding mode, and a half dovetail mortise 4-2 of the lower crosspiece front half forming a mortise-tenon joint pair with the half dovetail tenon 7-1 of the right chair front leg is arranged on the lower surface of the front end of the lower crosspiece 4 in a concave mode.
The rear end mortise and tenon joint structure of the detachable chair is characterized in that a left chair rear leg right-angled mortise 1-2 forming a mortise and tenon joint pair with the rear end of a lower crosspiece 4 is concavely arranged on the front side surface of the middle part of a left chair rear leg 1, a left chair rear leg half dovetail tenon 1-3 is convexly arranged at the front end of the lower groove wall of the left chair rear leg right-angled mortise 1-2, and a lower crosspiece rear half dovetail mortise 4-1 forming a mortise and tenon joint pair with the left chair rear leg half dovetail tenon 1-3 is concavely arranged on the lower surface of the rear end of the lower crosspiece 4; the front side surface of the middle part of the right chair rear leg 8 is concavely provided with a right chair rear leg right-angle mortise 8-2 which forms a mortise-tenon joint pair with the rear end of the upper transverse bar 3, the front end of the lower groove wall of the right chair rear leg right-angle mortise 8-2 is convexly provided with a right chair rear leg half dovetail tenon 8-3, and the lower surface of the rear end of the upper transverse bar 3 is concavely provided with an upper transverse bar rear half dovetail mortise 3-1 which forms a mortise-tenon joint pair with the right chair rear leg half dovetail tenon 8-3.
In the detachable chair, the side connecting device comprises a left half chair seat connecting device and a right half chair seat connecting device; the left half chair seat connecting device comprises a left half chair seat clamping plate 9-1 fixedly connected to the lower surface of the left half chair seat 9, and the distance from the upper surface of the front end and the lower surface of the left half chair seat clamping plate 9-1 to the lower surface of the left half chair seat 9 is respectively the same as the thickness of the front part of the upper crosspiece 3 and the thickness of the rear part of the lower crosspiece 4; the right half chair seat connecting device comprises a right half chair seat clamping plate 5-1 fixedly connected to the lower surface of the right half chair seat 5, and the distance from the upper surface of the front end and the rear end of the right half chair seat clamping plate 5-1 to the lower surface of the right half chair seat 5 is respectively the same as the thickness of the front part of the lower crosspiece 4 and the rear part of the upper crosspiece 3.
In the detachable chair, the top connecting device comprises a backrest clamping plate 10-1 fixedly connected to the rear surface of the backrest 10, and the distances from the front surfaces of the left and right ends of the backrest clamping plate 10-1 to the rear surface of the backrest 10 are respectively the same as the front and rear sizes of the tops of the left chair rear leg 1 and the right chair rear leg 8.
In the detachable chair, the length (Y-direction size), the width (X-direction size) and the thickness (Z-direction size) of the upper crosspiece 3 and the lower crosspiece 4 are respectively the same; the same size last crosspiece preceding half dovetail mortise 3-2 and last crosspiece latter half dovetail mortise 3-1 set up both ends around last crosspiece 3 symmetrically, and the same size lower crosspiece preceding half dovetail mortise 4-2 and lower crosspiece latter half dovetail mortise 4-1 set up both ends around lower crosspiece 4 symmetrically, and last crosspiece preceding half dovetail mortise 3-2 and lower crosspiece preceding half dovetail mortise 4-2 size are the same, that is, last crosspiece preceding half dovetail mortise 3-2, last crosspiece latter half dovetail mortise 3-1, last crosspiece preceding half dovetail mortise 3-2, lower crosspiece preceding half dovetail mortise 4-2 size all the same.
In the detachable chair, the tops of the left chair rear leg 1 and the right chair rear leg 8 are respectively provided with the backrest setting sections 1-1 and 8-1 which are bent from bottom to top by the connecting backward tilting angle and inclined backwards, and the connecting backward tilting angle is 6-10 degrees (in the case, the connecting backward tilting angle is 8 degrees).
Referring to fig. 10, in the above-described detachable chair, the front-rear dimension of the backrest setting sections 1-1, 8-1 is the same as the thickness of the rail structure. The left half seat surface 9, the right half seat surface 5 and the backrest 10 are the same and are collectively called a base plate j. The left half seat clamping plate 9-1, the right half seat clamping plate 5-1 and the chair back clamping plate 10-1 are the same and are clamping plate bodies k which are fixedly connected to one side surface of the base plate j close to the base plate j and parallel to the side surface of the base plate j, and the clamping plate bodies k are formed in the middle of the clamping plate bodies k along 90-degree bending towards the other side of the base plate j.
In the detachable chair, the left chair front leg 2 and the right chair front leg 7 are the same and can be interchanged, the left chair rear leg 1 and the right chair rear leg 8 are the same and can be interchanged, and the left half chair surface 9, the right half chair surface 5 and the chair back 10 can be interchanged.
When the detachable chair is installed:
the lower crosspiece, the front leg of the right chair and the rear leg of the left chair are assembled to form a half chair frame I
Referring to fig. 5 and 6, the front right chair leg 7 and the half dovetail tenon 7-1 of the front right chair leg are inserted into the front half dovetail mortise 4-2 of the lower crosspiece 4 along the direction f1, so that the front right chair leg 7 and the lower crosspiece 4 are spliced in a mortise and tenon joint; inserting the rear end of a left chair rear leg 1 into a left chair rear leg right-angle mortise 1-2 along the direction f2, and simultaneously inserting a left chair rear leg half dovetail tenon 1-3 of the left chair rear leg 1 into a lower crosspiece 4 half dovetail mortise 4-1 of a lower crosspiece 4 to complete the mortise-tenon joint of the left chair rear leg 1 and the lower crosspiece 4; forming a half-chair frame-y 1
The upper crosspiece, the front leg of the left chair and the rear leg of the right chair are assembled to form a half chair frame II
Referring to fig. 7 and 8, inserting the half dovetail tenon 2-1 of the front leg of the left chair into the half dovetail mortise 3-2 of the upper crosspiece 3 along the direction f3 to complete the mortise-tenon connection and splicing of the front leg 2 of the left chair and the upper crosspiece 3; inserting the rear end of the right chair rear leg 8 into the right-angle mortise 8-2 of the right chair rear leg along the direction f4, and simultaneously inserting the right chair rear leg 8 and the right chair rear leg half dovetail 8-3 into the upper crosspiece 3 upper crosspiece rear half dovetail 3-1, so as to complete the mortise-tenon joint of the right chair rear leg 8 and the upper crosspiece 3; forming a half-chair frame two y 2;
assembling crosspiece structure to form chair frame
Referring to fig. 4 and 9, the upper crosspiece 3 descends to the upper crosspiece cross-shaped overlapping mortise 3-3 and the lower crosspiece cross-shaped overlapping mortise 4-3 along the direction f5 to be vertically spliced, so that the cross-shaped overlapping mortise-tenon connection between the upper crosspiece 3 and the lower crosspiece 4 is completed, and the cylindrical tenon 6 is installed downwards in the cylindrical tenon eye along the direction f5 to play a fastening role on the cross-shaped overlapping mortise-tenon connection pair, so that the assembly of the crosspiece structure can be realized; forming a chair frame y;
the left half chair seat and the right half chair seat are installed
Referring to fig. 11, the left seat half 9 is held at the left side of the crosspiece structure in the direction f6, and the right seat half 5 is held at the right side of the crosspiece structure in the direction f 7;
mounting chair backrest
Referring to fig. 12, the seat back 10 is clamped on the seat back setting sections 1-1 and 8-1 in the direction f8, and the detachable chair is assembled.
The assembly can be disassembled for storage by reverse operation of the assembly sequence.
The utility model has the advantages that:
according to the detachable chair, the modularized component members are connected through the simple tenon-and-mortise structure, so that the damaged component members are easy to replace while the detachable chair is easy to assemble, disassemble and store.
Claims (6)
1. A detachable chair is characterized by comprising a crosspiece structure consisting of an upper crosspiece and a lower crosspiece which are detachably connected through a crosspiece connecting structure, wherein the upper surface of the crosspiece structure is a crosspiece structure plane; the chair backrest comprises a crosspiece structure, a left chair front leg, a right chair rear leg, a left chair rear leg, a right chair rear leg, a left chair front leg, a right chair rear leg, a left half chair surface and a right half chair surface, wherein the top ends of the left chair front leg and the right chair front leg are detachably arranged below the front end of the crosspiece structure through a front end mortise and tenon structure respectively;
the crosspiece connecting structure is a cross lap joint mortise-tenon joint pair for cross connection of the upper crosspiece and the lower crosspiece with the midpoints of the upper crosspiece and the lower crosspiece, the setting direction of the upper crosspiece is from left front to right back, and the setting direction of the lower crosspiece is from right front to left back;
the front end mortise and tenon structure is that a left chair front leg half dovetail tenon is convexly arranged on the rear side of the top end surface of a left chair front leg, and an upper crosspiece front half dovetail mortise slot forming a mortise and tenon joint pair with the left front leg half dovetail tenon is concavely arranged on the lower surface of the front end of an upper crosspiece; a half dovetail tenon of the front leg of the right chair is arranged on the back side of the top end surface of the front leg of the right chair in a protruding manner, and a front half dovetail mortise of the lower crosspiece of the mortise-tenon joint pair is arranged on the lower surface of the front end of the lower crosspiece in a concave manner and forms the half dovetail tenon of the front leg of the right chair;
the rear end mortise and tenon joint structure is characterized in that a left chair rear leg right-angled mortise which forms a mortise and tenon joint pair with the rear end of a lower crosspiece is concavely arranged on the front side surface of the middle part of a left chair rear leg, a left chair rear leg half dovetail tenon is convexly arranged at the front end of the lower groove wall of the left chair rear leg right-angled mortise, and a lower crosspiece rear half dovetail mortise which forms the mortise and tenon joint pair with the left chair rear leg half dovetail tenon is concavely arranged on the lower surface of the rear end of the lower crosspiece; a right chair rear leg right-angled mortise which forms a mortise-tenon joint pair with the rear end of the upper crosspiece is concavely arranged on the front side surface of the middle part of the right chair rear leg, a right chair rear leg half dovetail tenon is convexly arranged at the front end of the lower groove wall of the right chair rear leg right-angled mortise, and an upper crosspiece rear half dovetail mortise which forms the mortise-tenon joint pair with the right chair rear leg half dovetail tenon is concavely arranged on the lower surface of the rear end of the upper crosspiece;
the side connecting device comprises a left half chair seat connecting device and a right half chair seat connecting device; the left half chair seat connecting device comprises a left half chair seat clamping plate fixedly connected to the lower surface of the left half chair seat, and the distance from the upper surface of the front end and the lower surface of the left half chair seat clamping plate to the lower surface of the left half chair seat is respectively the same as the thickness of the front part of the upper crosspiece and the thickness of the rear part of the lower crosspiece; the right half chair seat connecting device comprises a right half chair seat clamping plate fixedly connected to the lower surface of the right half chair seat, and the distance from the upper surface of the front end and the lower surface of the right half chair seat clamping plate to the lower surface of the right half chair seat is respectively the same as the thickness of the front part of the lower crosspiece and the thickness of the rear part of the upper crosspiece;
the top connecting device comprises a chair backrest clamping plate fixedly connected to the rear surface of the chair backrest, and the distances from the front surfaces of the left end and the right end of the chair backrest clamping plate to the rear surface of the chair backrest are respectively the same as the front and rear sizes of the tops of the left chair rear leg and the right chair rear leg.
2. The detachable chair according to claim 1, wherein the cross-shaped lap mortise-tenon joint pair is provided with a cylindrical mortise which penetrates the upper crosspiece and the lower crosspiece, and the cylindrical tenon which forms the cylindrical mortise-tenon joint pair with the cylindrical mortise is detachably arranged in the cylindrical mortise.
3. The removable chair of claim 1 wherein the upper rail and the lower rail are each the same length, width and thickness; half dovetail mortise before the same last crosspiece of size sets up both ends around last crosspiece with last crosspiece latter half dovetail mortise symmetrically, and half dovetail mortise before the same lower crosspiece of size sets up both ends around the lower crosspiece with lower crosspiece latter half dovetail mortise symmetrically, and half dovetail mortise before last crosspiece and lower crosspiece are the same in size.
4. The detachable chair according to claim 1, wherein the top of the rear legs of the left and right chairs is a backrest setting section which is bent from bottom to top at a connection rear inclination angle and inclined backwards, and the connection rear inclination angle is 6-10 degrees.
5. The detachable chair according to any one of claims 1, 3 and 4, wherein the front and rear dimension of the backrest installation section is the same as the thickness of the crosspiece structure, the left half chair surface, the right half chair surface and the backrest are the same, and the left half chair surface clamping plate, the right half chair surface clamping plate and the backrest clamping plate are the same.
6. The removable chair of claim 1 wherein the front legs of the left and right chairs are identical and the rear legs of the left and right chairs are identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020213921.7U CN211459479U (en) | 2020-02-26 | 2020-02-26 | Detachable chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020213921.7U CN211459479U (en) | 2020-02-26 | 2020-02-26 | Detachable chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211459479U true CN211459479U (en) | 2020-09-11 |
Family
ID=72368456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020213921.7U Expired - Fee Related CN211459479U (en) | 2020-02-26 | 2020-02-26 | Detachable chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211459479U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112155359A (en) * | 2020-11-11 | 2021-01-01 | 武克学 | Chair of tenon fourth of twelve earthly branches structure |
| CN112190054A (en) * | 2020-11-09 | 2021-01-08 | 杭州千岛湖永真木业有限公司 | Tenon fourth of twelve earthly branches structure chair |
-
2020
- 2020-02-26 CN CN202020213921.7U patent/CN211459479U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112190054A (en) * | 2020-11-09 | 2021-01-08 | 杭州千岛湖永真木业有限公司 | Tenon fourth of twelve earthly branches structure chair |
| CN112155359A (en) * | 2020-11-11 | 2021-01-01 | 武克学 | Chair of tenon fourth of twelve earthly branches structure |
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