CN211092831U - Paperboard backrest chair - Google Patents

Paperboard backrest chair Download PDF

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Publication number
CN211092831U
CN211092831U CN201922315559.4U CN201922315559U CN211092831U CN 211092831 U CN211092831 U CN 211092831U CN 201922315559 U CN201922315559 U CN 201922315559U CN 211092831 U CN211092831 U CN 211092831U
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plate
backrest
panel
chair
paperboard
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CN201922315559.4U
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Chinese (zh)
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陈迎亮
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Individual
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Individual
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Abstract

The utility model discloses a paperboard backrest chair, including the main part board, the back bearing plate, horizontal backup pad and back board, whole seat completion, it is supplementary fixed to need not other auxiliary members, because its wholeness is strong, and bearing structure is compact, the bearing capacity of this seat is very strong, far away surpass ordinary or the paperboard chair on the market, through the test, can bear the weight two hundred jin of above users completely, and because structural design, make paperboard seat bearing capacity promote by a wide margin, thereby the biggest defect of paperboard seat has been solved, let the paperboard seat can obtain more use and popularization, full play paperboard quality is light, and is with low costs, retrieve convenient characteristic.

Description

Paperboard backrest chair
Technical Field
The utility model relates to a desk technical field especially relates to and a cardboard back chair.
Background
The chair is visible everywhere in life, and the demand is big, simultaneously, because damage, old and useless reason are abandoned, and the seat quantity that needs to retrieve is also many, however, the seat material on the market at present, can not all be retrieved, can not retrieve the problem that can cause the wasting of resources, environmental pollution.
SUMMERY OF THE UTILITY MODEL
The utility model provides a paperboard backrest chair, which is made of paperboard as a whole, needs no non-paperboard parts during assembly, is convenient to disassemble and assemble, and comprises a chair main body plate, a backrest bearing plate, a transverse supporting plate and a backrest plate;
the outer frame of the chair main body plate folded into the paperboard back-to-back chair is formed by cutting a paperboard, and comprises a front panel, a sitting panel, a side panel, a back-to-back plate, a secondary bottom plate, a middle supporting plate and a back-to-back plate; the seat panel, the front panel, the bottom plate and the back tail plate are all only provided with one plate and are sequentially connected from top to bottom to form a front panel block, the back plate, the side panel, the secondary bottom plate and the middle support plate are sequentially connected from top to bottom to form side panel blocks, the side panel blocks are provided with two plates and are symmetrically arranged on two sides of the front panel block, and the side panel block and the front panel block are connected with the front panel block through the side panel block;
the front panel is a quadrilateral plate, and is positioned at the position of the front leg, similar to the front leg, when seen from the front of the paperboard backrest chair;
a first folding line is arranged between the seat panel and the front panel, and the seat panel is folded to be close to a horizontal plane and serves as a chair surface of the paperboard backrest chair;
a second folding line is arranged between the bottom plate and the front panel, the bottom plate is folded to a position close to the horizontal plane, and the bottom plate is arranged at the same side as the seat panel and serves as the bottom support of the paperboard backrest chair;
the side panels are as high as the front panel, a third folding line is arranged between the side panels, the side panels are folded to the positions which are close to 90 degrees with the front panel, and the side panels are arranged at the same side as the seat panel and serve as the side faces of the chair legs of the paperboard backrest chair;
the backrest plate, the secondary bottom plate and the middle supporting plate are folded along with the side panels in half, and the backrest plate is higher than the seat panel and serves as a backrest of the paperboard backrest chair;
a fourth fold line exists between the minor bottom panel and the side panels, and the minor bottom panel is folded to be close to a horizontal plane and is superposed on the bottom panel;
a fifth folding line is arranged between the middle supporting plate and the secondary bottom plate, the outline of the middle supporting plate is the same as that of the side panel, and the middle supporting plate is folded upwards to form the support of the paperboard backrest chair;
a sixth folding line is arranged between the rear tail collecting plate and the bottom plate, and the rear tail collecting plate is folded upwards; a seventh folding line parallel to the sixth folding line is arranged on the back tail closing plate, the back tail closing plate is folded into two overlapped sheets along the seventh folding line to the direction of the middle supporting plate, and the tail part of the back tail closing plate is closed at the side part of the middle supporting plate; the bottom of the side panel, which is close to the back tail collecting plate, is provided with a clamping plate which extends outwards, and the clamping plate is folded and collected between the two overlapped back tail collecting plates;
the backrest bearing plate comprises a backrest main plate, a backrest rib plate and a side plate; the backrest rib plates and the side plates are connected to form rib plate blocks, the two rib plate blocks are symmetrically connected to two sides of the backrest main plate, an eighth folding line is arranged between the rib plate blocks and the backrest main plate, and the two rib plate blocks are folded to be close to 90 degrees with the backrest main plate;
embedding the folded backrest bearing plate into the folded chair main body plate, wherein the rib plate block is arranged between the side plate and the middle support plate, and the side plate, the side plate and the middle support plate form a vertical support piece of the paperboard backrest chair; the backrest main board is arranged between the two backrest plates, and the backrest main board, the backrest rib plate and the backrest plates form a backrest support part of the paperboard backrest chair;
the transverse supporting plate comprises a paperboard folded into a groove shape, strip-shaped openings are formed in two side faces of the groove and comprise symmetrical middle openings and symmetrical side openings, the transverse supporting plate is installed on the chair main body plate and inserted into the middle openings, the side plates are inserted into the side openings, and the transverse supporting plate stretches across the side plates and the middle supporting plate and is located at the bottom of the seat panel; the seat panel and the transverse supporting plate form a transverse supporting piece of the paperboard backrest chair;
the back-up plate is including folding into the cardboard of cell type, and the both sides face in groove is equipped with floor bar opening, the back-up plate spanes back floor and the back-up plate of both sides, and back floor and back-up plate insert in the floor bar opening, the back-up plate constitutes the back spare of cardboard back-to-back chair.
Furthermore, the side plates and/or the middle support plate are provided with butt joint openings corresponding to the strip-shaped openings, and the sum of the lengths of the butt joint openings and the strip-shaped openings is equal to the groove depth of the transverse support plate.
Furthermore, the depth of the transverse supporting plate is at least two.
Furthermore, the backrest rib plate and/or the backrest plate are provided with a butt joint opening at a position corresponding to the rib plate strip-shaped opening, and the sum of the lengths of the rib plate strip-shaped opening and the butt joint opening is equal to the groove depth of the backrest plate.
Further, the backrest plate is at least two.
Furthermore, a ninth fold line exists in the middle of the backrest plate, and the backrest plate is folded to clamp the backrest rib plates.
Furthermore, the seat panel is equipped with the end of receiving towards the one end of back, the tip of receiving the end is equipped with symmetrical opening, including side opening, middle opening and side opening, the end is folding downwards, side board, middle support plate and curb plate insert respectively in side opening, middle opening and the side opening.
Furthermore, the side panels, the middle supporting plate and the side plates are provided with butt joints corresponding to the openings, and the length sum of the openings and the butt joints is equal to the width of the tail end in the vertical direction.
Further, the side support plate is arranged between the side plate and the side panel or between the side plate and the middle support plate.
Furthermore, the width of the secondary bottom plate is equal to half of the width of the bottom plate, and when the two secondary bottom plates are spliced together, the two middle supporting plates are only leaned together.
Furthermore, the top of side panel is equipped with the extension board, after the extension board is folded to the seat panel direction, receive in the bottom of seat panel.
Furthermore, a paving plate is arranged between the manufacturing panel and the transverse supporting plate.
Furthermore, an inwards concave supporting plate is arranged between the side panel and the secondary bottom plate; the concave support plate is rectangular and comprises a tenth folding line, an eleventh folding line and a twelfth folding line which are parallel to the horizontal plane from top to bottom, the tenth folding line and the twelfth folding line are the upper edge and the lower edge of the concave support plate and are respectively positioned in the side panel and the secondary bottom plate, and the two vertical side edges of the concave support plate are disconnected with the side panel and the secondary bottom plate; when the secondary bottom plate is folded along a fourth folding line, the inwards concave supporting plate takes an eleventh folding line as a sharp corner and is folded towards the inside of the chair, a plate between the tenth folding line and the eleventh folding line forms a horizontal supporting plate, and a plate between the eleventh folding line and the twelfth folding line forms a vertical supporting plate; the bottom of the side plate is provided with a position yielding opening corresponding to the inwards concave supporting plate, and the side plate is spanned on the horizontal supporting plate through the position yielding opening.
It is right by the aforesaid the utility model discloses a description can know, compare with prior art, the utility model provides a cardboard backrest chair, including main part board, backrest bearing plate, horizontal backup pad and back plate, whole seat completion, need not other auxiliary members and assist fixedly, because its wholeness is strong, and bearing structure is compact, the bearing capacity of this seat is very strong, far surpass ordinary or cardboard chair on the market, through the test, can bear the weight user more than two hundred jin completely, and because structural design, make cardboard seat bearing capacity promote by a wide margin, thereby solved the biggest defect of cardboard seat, let the cardboard seat can obtain more use and popularization, full play cardboard quality is light, and is with low costs, retrieve convenient characteristic.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
FIG. 1 is a front view of a chair body panel of a paperboard back chair;
FIG. 2 is a schematic view of a folded main body panel of a chair for a cardboard back rest;
FIG. 3 is a second schematic view of a folded main body panel of a chair for a cardboard back rest;
FIG. 4 is a schematic illustration of a folded main body panel of a paperboard back chair;
FIG. 5 is a front view of a back bearing plate of a paperboard back chair;
FIG. 6 is a schematic view of a cardboard back rest with a folded back bearing plate;
FIG. 7 is a front view of a transverse support panel of a cardboard chair back;
FIG. 8 is a front view of a cross back plate of a chair;
FIG. 9 is a schematic view of a folded concave support panel of a chair back of cardboard;
the symbols in fig. 1 to 9 represent:
1-chair main body plate, 11-front panel, 12-sitting panel, 13-side panel, 14-back-rest plate, 15-secondary bottom plate, 16-bottom plate, 17-back-up plate, 18-middle support plate, 19-concave support plate, 2-back-rest bearing plate, 21-back-rest main plate, 22-back-rest rib plate, 23-side plate, 3-transverse support plate and 4-back-rest transverse plate.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clear, understand, combine the embodiment below, it is right the utility model discloses go on further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The first embodiment is as follows:
the utility model provides a cardboard back chair, wholly is made by the cardboard, need not the spare part of non-cardboard during the equipment, easy dismounting, including chair main part board 1, back bearing plate 2, horizontal backup pad 3 and back diaphragm 4.
Referring to fig. 1, the chair main body plate 1 is folded into an outer frame of a paper board back-to-back chair, which is cut from a piece of paper board and has strong integrity, and includes a front panel 11, a seat panel 12, side panels 13, a back rest 14, a sub-bottom plate 15, a bottom plate 16, a back end plate 17 and a middle support plate 18; the seat panel 12, the front panel 11, the bottom plate 16 and the back tail plate 17 are only provided with one piece and are sequentially connected from top to bottom to form a front panel block, the back plate 14, the side panel 13, the secondary bottom plate 15 and the middle support plate 18 are sequentially connected from top to bottom to form a side panel block, the side panel blocks are provided with two pieces and are symmetrically arranged at two sides of the front panel block, and the side panel block and the front panel block are connected with the front panel block through the side panel block 13 to form the front panel block;
please refer to fig. 2 to 4 (only one side panel is shown and the back closing plate 17 is not shown)
The front panel 11 is a quadrilateral plate, and when viewed from the front of the back-to-back chair of the paperboard, the front panel 11 is positioned at the position of the front leg, similar to the front leg;
a first fold line L1 exists between the seat panel 12 and the front panel 11 to fold the seat panel 12 to a near horizontal plane to serve as a seat for a cardboard back-rest chair;
a second fold line L2 exists between the bottom panel 16 and the front panel 11, folding the bottom panel 16 to a position close to the horizontal plane and on the same side as the seat panel 12, serving as the bottom support of the chair back of the cardboard;
the side panel 13 is as high as the front panel 11, and a third folding line L3 is arranged between the side panel 13 and the front panel 11, the side panel 13 is folded to a position close to 90 degrees with the front panel 11, and the side panel is on the same side as the seat panel 12 and serves as the side of a chair leg of the paperboard backrest chair;
the backrest plate 14, the secondary bottom plate 15 and the middle support plate 18 are folded along the side panel 13, the backrest plate 14 is higher than the seat panel 12 and serves as a backrest of the paperboard backrest chair;
a fourth fold line L4 exists between the minor bottom panel 15 and the side panel 13, folding the minor bottom panel 15 to a near horizontal plane and overlying the bottom panel 16;
a fifth fold line L5 exists between the middle support plate 18 and the sub-bottom plate 15, the outline of the middle support plate 18 is the same as that of the side panel 13, the middle support plate 18 is folded upwards to form the support of the paper board backrest chair, in the embodiment, the width of the sub-bottom plate 15 is equal to half of the bottom plate 16, and when the two sub-bottom plates 15 are spliced together, the two middle support plates 18 are only leaned together.
A sixth fold line L6 is arranged between the back tail collecting plate 17 and the bottom plate 16, the back tail collecting plate 17 is folded upwards, a seventh fold line L7 parallel to the sixth fold line L6 is arranged on the back tail collecting plate 17, the back tail collecting plate 17 is folded into two overlapped pieces along the seventh fold line L7 towards the direction of the middle support plate 18, the tail of the back tail collecting plate is collected at the side part of the middle support plate 18, and the side panel 13 is provided with a clamping plate extending outwards near the bottom of the back tail collecting plate 17 and folded between the two overlapped back tail collecting plates 17;
referring to fig. 5, the backrest bearing plate 2 includes a backrest main plate 21, two backrest rib plates 22 and side plates 23, the two backrest rib plates 22 and the side plates 23 are connected to form two rib plates symmetrically connected to two sides of the backrest main plate 21, an eighth fold line L8 is formed between the rib plates and the backrest main plate 21, the two rib plates are folded to be close to 90 ° with the backrest main plate 21, and fig. 6 (only one rib plate is shown).
Embedding the folded backrest bearing plate 2 into the folded chair main body plate 1, wherein the rib plate block is arranged between the side plate 13 and the middle support plate 18, and the side plate 23, the side plate 13 and the middle support plate 18 form a vertical support member of the paperboard backrest chair; the backrest main board 21 is arranged between the two backrest plates 14, and the backrest main board 21, the backrest rib plates 22 and the backrest plates 14 form a backrest support of the paperboard backrest chair;
referring to fig. 7, the lateral support plate 3 comprises a cardboard folded into a slot shape, two side surfaces of the slot are provided with strip-shaped openings, the lateral support plate 3 is mounted on the chair main body plate 1, the middle support plate 18 is inserted into the middle opening, the side plate 23 is inserted into the side opening, and the lateral support plate 3 crosses the side plate 23 and the middle support plate 18 and is located at the bottom of the sitting plate 12; the seat panel 12 and the transverse supporting plate 3 form a transverse supporting piece of the paperboard backrest chair; in order to achieve strong installation stability, the side plates 23 and the middle support plate 18 are provided with butt-joint openings at positions corresponding to the strip-shaped openings, and the sum of the lengths of the butt-joint openings and the strip-shaped openings is equal to the groove depth of the transverse support plate 3.
Referring to fig. 8, the backrest horizontal plate 4 includes an upper backrest horizontal plate 41, a middle backrest horizontal plate 42 and a lower backrest horizontal plate 43, which are all folded into a slot-shaped cardboard, and two side surfaces of the slot are provided with rib plate strip-shaped openings, the backrest 14 spans over the backrest rib plate 22 and the backrest 14 at two sides, and the backrest rib plate 22 and the backrest 14 are inserted into the rib plate strip-shaped openings, and the backrest horizontal plate 4 constitutes a backrest piece of the cardboard backrest chair. In order to achieve strong installation stability, butt joint openings are formed in the positions, corresponding to the rib plate strip-shaped openings, of the backrest rib plate 22 and the backrest plate 14, and the sum of the lengths of the rib plate strip-shaped openings and the butt joint openings is equal to the groove depth of the backrest transverse plate 4.
Through the folding and combination of the paperboards, the whole seat is completed without auxiliary fixing of other auxiliary parts. Because its wholeness is strong, and bearing structure is compact, the bearing capacity of this seat is very strong, far surpasses ordinary or cardboard chair on the market, through the test, can bear the weight user more than two hundred jin totally. Due to the structural design, the bearing capacity of the paperboard seat is greatly improved, the defect that the paperboard seat is the largest is overcome, the paperboard seat can be used and popularized more, and the characteristics of light weight, low cost and convenience in recycling are fully exerted.
Example two:
in the first embodiment, a ninth folding line L9 is present at the center of the backrest plate 14 to fold the backrest plate 14 and clamp the backrest rib 22.
Example three:
in order to guarantee that the installation of sitting panel 12 is stable, and strengthen the overall stability of seat, sitting panel 12 is equipped with towards the one end of back and receives the tail end, the tip of receiving the tail end is equipped with the opening of symmetry, including side opening, middle opening and side opening, it is folding downwards to receive the tail end, side panel 13, intermediate bottom 18 and curb plate 23 insert respectively in side opening, middle opening and the side opening, side panel 13, intermediate bottom 18 and curb plate 23 correspond the opening is equipped with the interface, the length of opening and interface and the width that equals the vertical direction of receiving the tail end.
The top of the side panel 13 is provided with an extension plate, the extension plate is folded towards the direction of the sitting panel 12 and is folded at the bottom of the sitting panel 12, and the two side panels 13 are pressed by the sitting panel 12, so that the assembling stability is enhanced.
Example four:
in order to enhance the load-bearing capacity, it also comprises side support plates, which have the same profile as the side panels 13, and which are arranged between the side plates 23 and the side panels 13 or, in other embodiments, between the side plates 23 and the intermediate support plates 18.
Example five:
referring to fig. 1, an inner concave support plate 19 is arranged between the side panel 13 and the sub-bottom panel 15, the inner concave support plate 19 is rectangular and comprises a tenth folding line, an eleventh folding line and a twelfth folding line which are parallel to the horizontal plane from top to bottom, the tenth folding line and the twelfth folding line are the upper edge and the lower edge of the inner concave support plate 19 and are respectively positioned in the side panel 13 and the sub-bottom panel 15, two vertical side edges of the inner concave support plate 19 are disconnected with the side panel 13 and the sub-bottom panel 15, referring to a schematic diagram of fig. 9, when the sub-bottom panel 15 is folded along a fourth folding line L4, the inner concave support plate 19 is folded towards the inside of the chair with the eleventh folding line as a sharp corner, a horizontal support plate is formed between the tenth folding line and the eleventh folding line, a vertical support plate is formed between the eleventh folding line and the twelfth folding line, a position-giving opening is arranged at the bottom of the side plate 23 corresponding to the inner concave support plate 19, and the.
The above exemplary description of the present invention is provided, and it is obvious that the present invention is not limited by the above manner, as long as the present invention adopts various insubstantial improvements of the method concept and technical solution, or the present invention is directly applied to other occasions without improvement, all within the protection scope of the present invention.

Claims (10)

1. A paperboard backrest chair is characterized in that the whole chair is made of paperboard and comprises a chair main body plate, a backrest bearing plate, a transverse supporting plate and a backrest transverse plate;
the chair main body plate is folded into an outer frame of the paperboard back-to-back chair, and comprises a front panel, a sitting panel, a side panel, a back plate, a secondary bottom plate, a middle supporting plate and a back tail-closing plate; the seat panel, the front panel, the bottom plate and the back tail plate are all only provided with one plate and are sequentially connected from top to bottom to form a front panel block, the back plate, the side panel, the secondary bottom plate and the middle support plate are sequentially connected from top to bottom to form side panel blocks, the side panel blocks are provided with two plates and are symmetrically arranged on two sides of the front panel block, and the side panel block and the front panel block are connected with the front panel block through the side panel block;
the front panel is a quadrilateral plate, and is positioned at the position of the front leg when seen from the front of the paper board back-to-back chair;
a first folding line is arranged between the seat panel and the front panel, and the seat panel is folded to be close to a horizontal plane and serves as a chair surface of the paperboard backrest chair;
a second folding line is arranged between the bottom plate and the front panel, the bottom plate is folded to a position close to the horizontal plane, and the bottom plate is arranged at the same side as the seat panel and serves as the bottom support of the paperboard backrest chair;
the side panels are as high as the front panel, a third folding line is arranged between the side panels, the side panels are folded to the positions which are close to 90 degrees with the front panel, and the side panels are arranged at the same side as the seat panel and serve as the side faces of the chair legs of the paperboard backrest chair;
the backrest plate, the secondary bottom plate and the middle supporting plate are folded along with the side panels in half, and the backrest plate is higher than the seat panel and serves as a backrest of the paperboard backrest chair;
a fourth fold line exists between the minor bottom panel and the side panels, and the minor bottom panel is folded to be close to a horizontal plane and is superposed on the bottom panel;
a fifth folding line is arranged between the middle supporting plate and the secondary bottom plate, the outline of the middle supporting plate is the same as that of the side panel, and the middle supporting plate is folded upwards to form the support of the paperboard backrest chair;
a sixth folding line is arranged between the rear tail collecting plate and the bottom plate, and the rear tail collecting plate is folded upwards; a seventh folding line parallel to the sixth folding line is arranged on the back tail closing plate, the back tail closing plate is folded into two overlapped sheets along the seventh folding line to the direction of the middle supporting plate, and the tail part of the back tail closing plate is closed at the side part of the middle supporting plate; the bottom of the side panel, which is close to the back tail collecting plate, is provided with a clamping plate which extends outwards, and the clamping plate is folded and collected between the two overlapped back tail collecting plates;
the backrest bearing plate comprises a backrest main plate, a backrest rib plate and a side plate; the backrest rib plates and the side plates are connected to form two rib plate blocks which are symmetrically connected to two sides of the backrest main plate;
an eighth folding line is arranged between the rib plate block and the backrest main plate, and the two rib plate blocks are folded to be close to 90 degrees with the backrest main plate;
embedding the folded backrest bearing plate into the folded chair main body plate, wherein the rib plate block is arranged between the side plate and the middle support plate, and the side plate, the side plate and the middle support plate form a vertical support piece of the paperboard backrest chair; the backrest main board is arranged between the two backrest plates, and the backrest main board, the backrest rib plate and the backrest plates form a backrest support part of the paperboard backrest chair;
the transverse supporting plate comprises a paperboard folded into a groove shape, strip-shaped openings are formed in two side faces of the groove and comprise symmetrical middle openings and symmetrical side openings, the transverse supporting plate is installed on the chair main body plate and inserted into the middle openings, the side plates are inserted into the side openings, and the transverse supporting plate stretches across the side plates and the middle supporting plate and is located at the bottom of the seat panel; the seat panel and the transverse supporting plate form a transverse supporting piece of the paperboard backrest chair;
the backrest transverse plate comprises a paperboard folded into a groove shape, rib plate strip-shaped openings are formed in two side faces of the groove, the backrest plate stretches over the backrest rib plates and the backrest plate on two sides, the backrest rib plates and the backrest plate are inserted into the rib plate strip-shaped openings, and the backrest transverse plate forms a backrest piece of the paperboard backrest chair.
2. A chair as claimed in claim 1, wherein the side panels and/or the intermediate support panel have/has docking openings at positions corresponding to the strip-shaped openings, the sum of the lengths of the docking openings and the strip-shaped openings being equal to the depth of the grooves of the lateral support panels.
3. The chair as claimed in claim 1, wherein the backrest rib and/or backrest plate has a butt opening at a position corresponding to the rib opening, and the sum of the length of the rib opening and the length of the butt opening is equal to the depth of the backrest cross plate.
4. A board back rest chair as claimed in claim 1, wherein a ninth fold line exists in the middle of the back rest panel to fold the back rest panel and clamp the back rest rib.
5. A chair as claimed in claim 1, wherein the seat panel has a rear end at an end facing the backrest, the rear end having symmetrical openings including a side opening, a middle opening and side openings, the rear end being folded downwardly, and the side panels, the middle support panel and the side panels being inserted into the side opening, the middle opening and the side openings, respectively.
6. A chair according to claim 1, wherein the side panels, the intermediate support panel and the side panels are provided with docking ports corresponding to the openings, the length of the openings and the docking ports being equal to the vertical width of the trailing end.
7. A chair according to claim 1, further comprising side support panels having the same profile as the side panels, the side support panels being disposed between the side panels and the side panels or between the side panels and the intermediate support panel.
8. A chair according to claim 1, wherein the minor base panel has a width equal to half of the width of the base panel, and the two intermediate support panels are only attached together when the two minor base panels are joined together.
9. A chair as claimed in claim 1, wherein the side panels are provided with extension panels at the top thereof, and the extension panels are folded towards the seat panel and then folded towards the bottom of the seat panel.
10. A chair according to claim 1, wherein a concave support plate is provided between the side panels and the minor base; the concave support plate is rectangular and comprises a tenth folding line, an eleventh folding line and a twelfth folding line which are parallel to the horizontal plane from top to bottom, the tenth folding line and the twelfth folding line are the upper edge and the lower edge of the concave support plate and are respectively positioned in the side panel and the secondary bottom plate, and the two vertical side edges of the concave support plate are disconnected with the side panel and the secondary bottom plate; when the secondary bottom plate is folded along a fourth folding line, the inwards concave supporting plate takes an eleventh folding line as a sharp corner and is folded towards the inside of the chair, a plate between the tenth folding line and the eleventh folding line forms a horizontal supporting plate, and a plate between the eleventh folding line and the twelfth folding line forms a vertical supporting plate; the bottom of the side plate is provided with a position yielding opening corresponding to the inwards concave supporting plate, and the side plate is spanned on the horizontal supporting plate through the position yielding opening.
CN201922315559.4U 2019-12-21 2019-12-21 Paperboard backrest chair Active CN211092831U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922315559.4U CN211092831U (en) 2019-12-21 2019-12-21 Paperboard backrest chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922315559.4U CN211092831U (en) 2019-12-21 2019-12-21 Paperboard backrest chair

Publications (1)

Publication Number Publication Date
CN211092831U true CN211092831U (en) 2020-07-28

Family

ID=71717866

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922315559.4U Active CN211092831U (en) 2019-12-21 2019-12-21 Paperboard backrest chair

Country Status (1)

Country Link
CN (1) CN211092831U (en)

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