CN218074185U - Plastic chair - Google Patents
Plastic chair Download PDFInfo
- Publication number
- CN218074185U CN218074185U CN202222160618.7U CN202222160618U CN218074185U CN 218074185 U CN218074185 U CN 218074185U CN 202222160618 U CN202222160618 U CN 202222160618U CN 218074185 U CN218074185 U CN 218074185U
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- China
- Prior art keywords
- chair
- connecting plate
- positioning
- seat
- convex columns
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- 229920003023 plastic Polymers 0.000 title claims abstract description 22
- 239000004033 plastic Substances 0.000 title claims abstract description 22
- 238000005034 decoration Methods 0.000 claims description 19
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 2
- 230000014509 gene expression Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 241000283973 Oryctolagus cuniculus Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model particularly relates to a plastic chair, including seat and chair foot, the seat below is equipped with support piece, support piece upper end with the tip is connected under the seat, support piece both ends and chair foot fixed connection. The utility model discloses increase support piece between seat lower extreme and chair foot, this support piece forms the support to the seat middle part, can effectively avoid subsiding or the deformation of plastics chair seat.
Description
Technical Field
The utility model particularly relates to a plastic chair.
Background
The plastic chair has the advantages of portability, lower cost and bright color, is very common in daily life, and is particularly suitable for the chair used by children. Plastic chairs usually consist of a seat and at least three legs, most of which support the seat from the outer edge, which presents the following problems: the middle part of the chair seat is not supported, and the strength of the plastic material is weaker, so the chair seat is easy to collapse or deform.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a plastic chair.
The technical scheme adopted by the invention is as follows: a plastic chair comprises a chair surface and chair legs, wherein a supporting piece is arranged below the chair surface, the upper end part of the supporting piece is connected with the lower end part of the chair surface, and the two ends of the supporting piece are fixedly connected with the chair legs.
The chair legs are four and are square four corners interval distribution, four chair legs are two by two in a group, every chair leg of group all is equipped with the middle part connecting plate of connecting between two chair legs, support piece both ends and middle part connecting plate fixed connection.
The support piece is characterized in that first connecting convex columns are arranged at two ends of the support piece, first connecting through holes for the first connecting convex columns to penetrate through are formed in the middle connecting plate, threads are arranged on the peripheries of the outer end portions of the first connecting convex columns, and the first connecting convex columns penetrate through the first connecting through holes and are fixedly connected through threads of the thread fastening sleeves.
The two ends of the supporting piece are provided with first positioning lugs, the middle connecting plate is provided with a first positioning groove matched with the first positioning lugs in shape, and the first positioning lugs are located in the first positioning grooves.
Each group of chair legs and the middle connecting plate are connected into a whole in a flat plate shape and are integrally injection molded; the two ends of the supporting piece are detachably and fixedly connected with the middle connecting plate, and the chair seat is detachably and fixedly connected with the middle connecting plate.
The supporting piece is detachably connected with the bottom surface of the chair surface, a second positioning lug is arranged at the upper end part of the supporting piece, a second positioning groove matched with the second positioning lug in shape is arranged on the bottom surface of the chair surface, and the second positioning lug is positioned in the second positioning groove;
The chair surface is detachably connected with the middle connecting plate through a threaded structure.
The upper end of the middle connecting plate is located on two sides of the chair seat, at least two second connecting convex columns are arranged on two side edges of the chair seat respectively, a second connecting through hole for the second connecting convex column to penetrate through is formed in the middle connecting plate, threads are arranged on the periphery of the outer end portion of the second connecting convex column, and the second connecting convex column penetrates through the second connecting through hole and is fixedly connected through threads of a thread fastening sleeve.
The chair back connecting plate is provided with a third connecting through hole for the third connecting convex column to pass through, the periphery of the outer end part of the third connecting convex column is provided with threads, and the third connecting convex column passes through the third connecting through hole and is fixedly connected through threads of a thread fastening sleeve;
the chair back connecting plate is provided with a third positioning groove matched with the third positioning lug in shape, and the third positioning lug is positioned in the third positioning groove.
The utility model discloses a chair back, including the back of the chair, the back of the chair upper end is equipped with the decoration, the decoration lower extreme is equipped with connecting portion, the back of the chair upper end be equipped with the mounting groove of decoration lower extreme connecting portion shape adaptation, be equipped with two at least bellied fourth connection projections in the mounting groove, the outer tip of fourth connection projection is equipped with the screw, be equipped with the through-hole that supplies the fourth connection projection to pass on the decoration lower extreme connecting portion, be equipped with the clamp plate in the decoration outside in the mounting groove, be connected the projection through the screw with clamp plate and fourth and fasten.
The supporting piece is of a flat structure vertically arranged relative to the chair surface, and the lower side edge of the supporting piece is an arched hole groove.
The utility model has the advantages as follows: the utility model discloses increase support piece between seat lower extreme and chair foot, this support piece forms the support to the seat middle part, can effectively avoid subsiding or the deformation of plastics chair seat.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings obtained from these drawings still belong to the scope of the present invention without inventive laboriousness.
Fig. 1 is a perspective view of an embodiment of the present invention;
fig. 2 is a front view of an embodiment of the present invention;
fig. 3 is an exploded view of an embodiment of the present invention;
fig. 4 is a schematic structural view of the two chair legs, the middle connecting plate and the chair back connecting plate integrally formed in one embodiment of the present invention;
FIG. 5 is a schematic view of a support member according to an embodiment of the present invention;
FIG. 6 is a schematic view of a seat in an embodiment of the present invention;
FIG. 7 is a perspective view (a) and an exploded view (b) of a chair back and a decoration member connecting structure according to an embodiment of the present invention;
in the figure, 1, a chair seat; 101, a second connecting convex column; 2, chair legs; 3, a support member; 301, a first connecting boss; 302, a first positioning bump; 303, a second positioning bump; 304, an arch-shaped cavity; 4, connecting a middle connecting plate; 401, a first connecting via; 402, a first positioning groove; 403, a second connecting via; 5, screwing a fastening sleeve; 6, a chair back; 601, a third connecting convex column; 602, a third positioning bump; 603, mounting a groove; 604, a fourth connecting boss; 605, screw holes; 7, a chair back connecting plate; 701, a third connecting through hole; 702, a third positioning groove; 8, a decorative piece; 801, a through hole; 9, pressing a plate; 10, screws.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are only used for convenience of expression and should not be construed as limitations to the embodiments of the present invention, and the following embodiments do not describe the embodiments one by one.
The terms of direction and position in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer to the direction and position of the attached drawings. Accordingly, the use of directional and positional terms is intended to illustrate and understand the present invention and is not intended to limit the scope of the invention.
A plastic chair comprises a chair surface 1 and chair legs 2, wherein a support piece 3 is arranged below the chair surface 1, the upper end part of the support piece 3 is connected with the lower end part of the chair surface 1, and the two ends of the support piece 3 are fixedly connected with the chair legs 2 as shown in figures 1-3.
The four chair legs 2 are arranged and distributed at intervals at four square corners, every two of the four chair legs 2 form a group, as shown in fig. 4, each group of chair legs 2 is provided with a middle connecting plate 4 connected between the two chair legs 2, and two ends of the supporting piece 3 are fixedly connected with the middle connecting plate 4.
Furthermore, each group of chair legs 2 and the middle connecting plate 4 are connected into a whole in a flat plate shape and are integrally injection molded; the two ends of the support piece 3 are detachably and fixedly connected with the middle connecting plate 4, and the chair seat 1 is detachably and fixedly connected with the middle connecting plate 4.
As shown in fig. 5, two ends of the supporting element 3 are provided with first connecting convex columns 301, as shown in fig. 4, the middle connecting plate 4 is provided with first connecting through holes 401 for the first connecting convex columns 301 to pass through, the periphery of the outer end portions of the first connecting convex columns 301 is provided with threads, and the first connecting convex columns 301 pass through the first connecting through holes 401 and are fixed by thread fastening sleeves 5 in a threaded manner.
As shown in fig. 5, the two ends of the supporting member 3 are provided with first positioning protrusions 302, as shown in fig. 4, the middle connecting plate 4 is provided with first positioning grooves 402 adapted to the first positioning protrusions 302, and the first positioning protrusions 302 are located in the first positioning grooves 402.
The supporting member 3 is detachably connected to the bottom surface of the seat 1, as shown in fig. 5, a second positioning protrusion 303 is disposed at the upper end of the supporting member 3, a second positioning groove adapted to the second positioning protrusion 303 in shape is disposed on the bottom surface of the seat 1, and the second positioning protrusion 303 is disposed in the second positioning groove. The second positioning protrusion 303 shown in the figure is in a long strip structure, and may also be a positioning engagement structure formed by two or more positioning protrusions.
The chair surface 1 is detachably connected with the middle connecting plate 4 through a thread structure.
Furthermore, the upper end of the middle connecting plate 4 is located on two sides of the seat 1, at least two second connecting convex columns 101 are respectively arranged on two side edges of the seat 1, a second connecting through hole 403 through which the second connecting convex column 101 passes is formed in the middle connecting plate 4, threads are arranged on the periphery of the outer end portion of the second connecting convex column 101, and the second connecting convex column 101 passes through the second connecting through hole 403 and is fixed through a thread fastening sleeve 5 in a threaded connection mode.
The chair back connecting plate is characterized by further comprising a chair back 6, one side of the middle connecting plate 4 protrudes upwards to form a chair back connecting plate 7, the side edges of two sides of the chair back 6 are provided with third connecting convex columns 601, the chair back connecting plate 7 is provided with third connecting through holes 701 for the third connecting convex columns 601 to penetrate through, the periphery of the outer end parts of the third connecting convex columns 601 is provided with threads, and the third connecting convex columns 601 penetrate through the third connecting through holes 701 and are fixed through threaded fastening sleeves 5 in a threaded connection mode;
the side edges of the two sides of the chair back 6 are provided with third positioning bumps 602, the chair back connecting plate 7 is provided with third positioning grooves 702 matched with the third positioning bumps 602 in shape, and the third positioning bumps 602 are located in the third positioning grooves 702.
As shown in fig. 7, a decoration 8 is disposed at the upper end of the chair back 6, a connecting portion is disposed at the lower end of the decoration 8, a mounting groove 603 matched with the shape of the connecting portion at the lower end of the decoration 8 is disposed at the upper end of the chair back 6, at least two convex fourth connecting convex columns 604 are disposed in the mounting groove 603, a screw hole 605 is disposed at the outer end of each fourth connecting convex column 604, a through hole 801 for the fourth connecting convex column 604 to pass through is disposed at the connecting portion at the lower end of the decoration 8, a pressing plate 9 is disposed outside the decoration 8 in the mounting groove 603, and the pressing plate 9 and the fourth connecting convex columns 604 are connected and fastened through a screw 10. Decoration 8 is for dismantling, removable, as shown in the figure, is equipped with two rabbit ears on the decoration 8, can improve the interest of chair, also can change for other animal ear shapes, perhaps appearance such as rainbow, flower, and in this embodiment promptly, except decoration 8, other parts all can adopt same set of mould injection moulding, form different appearance design through the replacement of decorative board.
Furthermore, the supporting member 3 is a flat plate-shaped structure vertically arranged relative to the seat 1, and the lower side edge of the supporting member 3 is an arched hole 304. The arcuate edges of arcuate cavity 304 may effectively increase the support strength.
The chair that this embodiment provided wholly adopts flat part can dismantle the connection and constitute, reduces storage and cost of transportation.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (10)
1. The utility model provides a plastics chair, includes seat (1) and chair foot (2), its characterized in that: the chair is characterized in that a supporting piece (3) is arranged below the chair surface (1), the upper end part of the supporting piece (3) is connected with the lower end part of the chair surface (1), and the two ends of the supporting piece (3) are fixedly connected with the chair legs (2).
2. The plastic chair as claimed in claim 1, wherein: chair foot (2) are equipped with four and are square four corners interval distribution, and two liang of a set of in four chair feet (2), every chair foot of group (2) all are equipped with middle part connecting plate (4) of connecting between two chair feet (2), support piece (3) both ends and middle part connecting plate (4) fixed connection.
3. The plastic chair as claimed in claim 2, wherein: each group of chair legs (2) and the middle connecting plate (4) are connected into a whole in a flat plate shape and are integrally formed by injection molding; the two ends of the supporting piece (3) are detachably and fixedly connected with the middle connecting plate (4), and the chair seat (1) is detachably and fixedly connected with the middle connecting plate (4).
4. The plastic chair as claimed in claim 3, wherein: two ends of the supporting piece (3) are provided with first connecting convex columns (301), the middle connecting plate (4) is provided with first connecting through holes (401) for the first connecting convex columns (301) to pass through, the periphery of the outer end parts of the first connecting convex columns (301) is provided with threads, and the first connecting convex columns (301) pass through the first connecting through holes (401) and are fixedly connected through threads of a thread fastening sleeve (5);
the supporting piece (3) is provided with first positioning lugs (302) at two ends, the middle connecting plate (4) is provided with first positioning grooves (402) matched with the first positioning lugs (302) in shape, and the first positioning lugs (302) are located in the first positioning grooves (402).
5. The plastic chair as claimed in claim 3, wherein: support piece (3) with seat (1) bottom surface can be dismantled and be connected, support piece (3) upper end is equipped with second positioning convex block (303), be equipped with on seat (1) bottom surface with the second positioning groove of second positioning convex block (303) shape adaptation, second positioning convex block (303) are located second positioning groove.
6. The plastic chair of claim 5 wherein: the chair surface (1) is detachably connected with the middle connecting plate (4) through a threaded structure.
7. The plastic chair as claimed in claim 6, wherein: the upper end of the middle connecting plate (4) is located on two sides of the chair seat (1), at least two second connecting convex columns (101) are arranged on two side edges of the chair seat (1) respectively, second connecting through holes (403) for the second connecting convex columns (101) to pass through are formed in the middle connecting plate (4), threads are arranged on the periphery of the outer end portions of the second connecting convex columns (101), and the second connecting convex columns (101) pass through the second connecting through holes (403) and are fixed through threaded fastening sleeves (5) in a threaded connection mode.
8. The plastic chair as claimed in claim 3, wherein: the chair back connecting plate is characterized by further comprising a chair back (6), one side of the middle connecting plate (4) protrudes upwards to form a chair back connecting plate (7), the side edges of two sides of the chair back (6) are provided with third connecting convex columns (601), the chair back connecting plate (7) is provided with third connecting through holes (701) for the third connecting convex columns (601) to penetrate through, the periphery of the outer end of each third connecting convex column (601) is provided with threads, and the third connecting convex columns (601) penetrate through the third connecting through holes (701) and are fixedly connected through threads of a thread fastening sleeve (5);
The utility model discloses a chair back, including back of the chair (6), back of the chair connecting plate (7), back of the chair connecting plate (6) both sides side is equipped with third location lug (602), be equipped with on back of the chair connecting plate (7) with third location lug (602) shape adaptation's third positioning groove (702), third location lug (602) are located third positioning groove (702).
9. The plastic chair of claim 8 wherein: the utility model discloses a chair for the children, including back of the chair (6), back of the chair (6) upper end is equipped with decoration (8), decoration (8) lower extreme is equipped with connecting portion, back of the chair (6) upper end be equipped with mounting groove (603) of decoration (8) lower extreme connecting portion shape adaptation, be equipped with two at least bellied fourth in mounting groove (603) and connect projection (604), fourth is connected projection (604) outer tip and is equipped with screw (605), be equipped with through-hole (801) that supply fourth to connect projection (604) to pass on decoration (8) lower extreme connecting portion, be equipped with clamp plate (9) in decoration (8) outside in mounting groove (603), be connected the fastening with clamp plate (9) and fourth through screw (10) and be connected projection (604).
10. A plastic chair according to any one of claims 1-9, wherein: the supporting piece (3) is of a flat-plate-shaped structure vertically arranged relative to the chair surface (1), and the lower side edge of the supporting piece (3) is provided with an arch-shaped hole (304).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222160618.7U CN218074185U (en) | 2022-08-16 | 2022-08-16 | Plastic chair |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202222160618.7U CN218074185U (en) | 2022-08-16 | 2022-08-16 | Plastic chair |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218074185U true CN218074185U (en) | 2022-12-20 |
Family
ID=84444987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202222160618.7U Active CN218074185U (en) | 2022-08-16 | 2022-08-16 | Plastic chair |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218074185U (en) |
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2022
- 2022-08-16 CN CN202222160618.7U patent/CN218074185U/en active Active
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