CN216675237U - Hard seat surface folding chair - Google Patents
Hard seat surface folding chair Download PDFInfo
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- CN216675237U CN216675237U CN202122766236.4U CN202122766236U CN216675237U CN 216675237 U CN216675237 U CN 216675237U CN 202122766236 U CN202122766236 U CN 202122766236U CN 216675237 U CN216675237 U CN 216675237U
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Abstract
The utility model discloses a hard seat folding chair, aiming at solving the defect that the comfort level and the stability of the seat of the existing folding chair are not good enough. The utility model discloses an including seat face, folding chair frame, the seat face pole is all installed to the chair frame left and right sides, and the seat face left and right sides limit is connected with two seat face poles respectively, and the seat face is tight to form hard seat face between two seat face poles after the chair frame expandes. The hard seat folding chair improves the comfort and the stability of the seat.
Description
Technical Field
The present invention relates to a chair, and more particularly, to a hard-seated folding chair.
Background
The folding chair is convenient to store and carry, small in occupied space and very common in daily life. The bundle type folding chair with soft seat surface and hard armrests developed by the inventor in the last years is convenient to open and fold, has good use experience and is popular in the market, but reaches the fatigue period of market sale in two years, and new functions are urgently needed to be developed and updated. The information fed back by the user can be known, and the seat surface of the existing folding chair is a soft seat surface, so that the comfort level and the stability are not good enough, and the use requirements of people cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defect that the comfort level and the stability of the seat surface of the existing folding chair are not good enough, and provides a folding chair with a hard seat surface, which improves the comfort level and the stability of the seat surface.
In order to solve the technical problems, the utility model adopts the following technical scheme: a folding chair with hard seat comprises a seat surface and a folding chair frame, wherein seat surface rods are respectively arranged on the left side and the right side of the chair frame, the left side and the right side of the seat surface are respectively connected with the two seat surface rods, and the seat surface is tightly stretched between the two seat surface rods to form the hard seat surface after the chair frame is unfolded.
Seat surface rods are additionally arranged on two sides of the chair frame, two sides of the seat surface are connected to the two seat surface rods, and after the chair frame is completely unfolded, the two seat surface rods can tighten the soft seat surface, so that the seat surface is stiff and tight, and the comfort level and the stability are improved. Compared with the mode of fixing four corners of the soft seat surface of the folding chair in a transmission way, the comfort level is improved due to the tight seat surface, the stress range is large after the seat surface is connected, and the stability is improved.
Preferably, the rear end of the seat surface extends upward to form a backrest surface, and the backrest surface is connected with the chair frame.
The folding chair is provided with the backrest surface, so that the comfort level is improved.
Preferably, the left and right sides of the chair frame are provided with backrest rods, the front part of the seat surface rod is connected with the front part of the chair frame, and the rear part of the seat surface rod is connected with the backrest rod.
Preferably, the backrest rod is hinged with a turnover part, and the rear part of the seat surface rod is hinged with the turnover part.
When the folding chair is folded, the turnover piece is turned downwards to drive the rear end of the seat rod to rotate downwards together. When the folding chair is unfolded, the overturning piece overturns upwards and abuts against the backrest rod for limiting.
Preferably, the front part of the chair frame and the seat surface rod are correspondingly provided with mounting holes, and the front part of the seat surface rod is connected with the mounting holes.
Preferably, the turnover part is provided with a limiting groove, and the opening of the limiting groove is covered with the backrest rod forwards. The limiting groove is favorable for reliable abutting positioning of the turnover piece and the backrest rod.
In another scheme, the rear end of a seat surface rod is hinged on a backrest rod, an auxiliary stay rod is hinged on the seat surface rod, the auxiliary stay rod is hinged at the front part of a chair frame, and the front end of the seat surface rod is movably supported on the chair frame.
When the folding chair is folded, the front end of the seat surface rod rotates upwards to separate from the chair frame and drives the auxiliary stay rod to rotate together for folding. The auxiliary stay bar plays a good positioning role after the folding chair is unfolded in place.
Preferably, the front part of the chair frame and the seat surface rod are correspondingly provided with a supporting seat, the supporting seat is provided with a positioning groove, and the seat surface rod is arranged in the positioning groove. The seat surface rod is arranged in the positioning groove and is stable and reliable.
Preferably, the backrest rod is hinged with a handrail rod, the chair frame and the handrail rod are correspondingly hinged with a handrail supporting rod, the handrail rod is provided with a sliding seat, the sliding seat is provided with a sliding groove, and the upper end of the handrail supporting rod is slidably connected with the sliding groove. The arrangement of the grab bar improves the comfort of use.
Preferably, the chair frame comprises four cross assemblies, the four cross assemblies are sequentially hinged end to form a whole, each cross assembly comprises two cross rods hinged together, the upper ends of the cross rods of two circumferentially adjacent cross assemblies are hinged together, and the lower ends of the cross rods of two circumferentially adjacent cross assemblies are hinged together. The chair frame with the structure has stable and reliable support, convenient folding and small volume.
Compared with the prior art, the utility model has the beneficial effects that: the hard seat folding chair improves the comfort and the stability of the seat surface.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of a folding process in example 1 of the present invention;
fig. 3 is a schematic view of a folded structure of embodiment 1 of the present invention;
FIG. 4 is a schematic structural view of embodiment 2 of the present invention;
in the figure: 1. seat face, 2, chair frame, 3, seat pole, 4, back face, 5, back pole, 6, handrail pole, 7, handrail bracing piece, 8, slide, 9, spout, 10, crossbar, 11, upper hinged seat, 12, lower hinged seat, 13, upset piece, 14, mounting hole, 15, spacing groove, 16, connecting seat, 17, supplementary vaulting pole, 18, supporting seat, 19, constant head tank.
Detailed Description
The technical scheme of the utility model is further described in detail by the following specific embodiments in combination with the attached drawings:
example 1: a folding chair with hard seat (see attached figures 1 to 3) comprises a seat surface 1 and a folding chair frame 2, wherein seat surface rods 3 are respectively arranged at the left side and the right side of the chair frame, the left side and the right side of the seat surface are respectively connected with the two seat surface rods, and the seat surface is tightly stretched between the two seat surface rods to form the hard seat surface after the chair frame is unfolded. The seat surface is cloth surface, the rear end of the seat surface extends upwards to form a backrest surface 4, and the backrest surface is connected with the chair frame.
The left side and the right side of the chair frame are both provided with a backrest rod 5, the front part of the seat surface rod is connected with the front part of the chair frame, and the rear part of the seat surface rod is connected with the backrest rod. The left side and the right side of the backrest surface are respectively connected with the two backrest rods.
The backrest rod is hinged with a handrail rod 6, the chair frame and the handrail rod are correspondingly hinged with a handrail supporting rod 7, a sliding seat 8 is arranged on the handrail rod, a sliding groove 9 is arranged on the sliding seat, and the upper end of the handrail supporting rod is slidably connected with the sliding groove.
The chair frame comprises four cross assemblies, the four cross assemblies are sequentially hinged end to form a whole, each cross assembly comprises two cross rods 10 which are hinged together, the upper ends of the cross rods of the two circumferentially adjacent cross assemblies are hinged together, and the lower ends of the cross rods of the two circumferentially adjacent cross assemblies are hinged together.
An upper hinge seat 11 is arranged between the upper ends of two adjacent cross assemblies, a lower hinge seat 12 is arranged between the lower ends of two adjacent cross assemblies, the upper ends of the cross rods are hinged on the upper hinge seat, and the lower ends of the cross rods are hinged on the lower hinge seat, so that the two cross assemblies arranged in the front and the back are folded and unfolded in the left and right direction, and the two cross assemblies arranged in the left and the right direction are folded and unfolded in the front and back direction. The four lower hinged seats are used as the support legs of the whole folding chair.
The backrest rod is hinged with a turnover part 13, and the rear part of the seat surface rod is hinged on the turnover part. The front part of the chair frame and the seat surface rod are correspondingly provided with mounting holes 14, and the front part of the seat surface rod is connected with the mounting holes. The turnover part is provided with a limiting groove 15, and the opening of the limiting groove is covered with the backrest rod forwards. The mounting holes are arranged on the two upper hinged seats at the front end of the chair frame, and the front part of the seat surface rod is fixedly connected with the upper hinged seats. The two upper hinged seats at the rear part of the chair frame are respectively movably sleeved with the two backrest rods. The lower ends of the two backrest rods are respectively hinged on a cross rod of the left and right cross components. The two handrail supporting rods are respectively connected with the left and the right cross components. The lower end of the handrail supporting rod is hinged with a connecting seat 16, the connecting seat is movably sleeved on one cross rod of the cross assembly, and the handrail supporting rod is hinged with the other cross rod of the cross assembly.
Seat surface rods are additionally arranged on two sides of the chair frame, two sides of the seat surface are connected to the two seat surface rods, and after the chair frame is completely unfolded, the two seat surface rods can tighten the soft seat surface, so that the seat surface is stiff and tight, and the comfort level and the stability are improved. Compared with the mode of fixing four corners of the soft seat surface of the folding chair in a transmission way, the comfort level is improved due to the tight seat surface, the stress range is large after the seat surface is connected, and the stability is improved.
Example 2: a hard seat folding chair (see figure 4) is similar to the embodiment 1, and mainly differs from the embodiment in that the rear end of a seat rod is hinged on a backrest rod, the seat rod is hinged with an auxiliary stay bar 17, the auxiliary stay bar is hinged on the front part of a chair frame, and the front end of the seat rod is movably supported on the chair frame. The front part of the chair frame and the seat surface rod are correspondingly provided with a supporting seat 18 which is provided with a positioning groove 19, and the seat surface rod is arranged in the positioning groove. The supporting seat and the upper hinged seat at the front part of the chair frame are of an integrated structure. The auxiliary stay bar is hinged between the upper hinge seat and the seat surface bar. The other structure is the same as embodiment 1.
The above-described embodiments are merely preferred embodiments of the present invention, which is not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the utility model as set forth in the appended claims.
Claims (10)
1. A folding chair with hard seat is composed of a seat, a foldable frame with seat rods at both left and right sides, and a hard seat formed by the seat rods and the seat after the frame is unfolded.
2. The folding hard seat chair as claimed in claim 1, wherein the back end of the seat surface extends upwardly to form a back rest surface, and the back rest surface is connected to the chair frame.
3. The hard seat folding chair as claimed in claim 1, wherein the back rest bar is installed on both left and right sides of the chair frame, the front part of the seat surface bar is connected to the front part of the chair frame, and the rear part of the seat surface bar is connected to the back rest bar.
4. A hard seat folding chair as claimed in claim 3, wherein the back rest bar is hinged to a flip member and the rear part of the seat bar is hinged to the flip member.
5. The folding chair as claimed in claim 4, wherein the front part of the frame and the seat surface bar are provided with mounting holes, respectively, and the front part of the seat surface bar is connected with the mounting holes.
6. The folding chair as claimed in claim 4, wherein the turnover member has a limiting groove, and the limiting groove opens forward and covers the backrest rod.
7. A hard seat folding chair as claimed in claim 3, wherein the rear end of the seat bar is hinged to the back bar, the seat bar is hinged to an auxiliary stay bar, the auxiliary stay bar is hinged to the front part of the chair frame, and the front end of the seat bar is movably supported on the chair frame.
8. The folding chair with hard seat as claimed in claim 7, wherein the front part of the chair frame and the seat surface rod have corresponding support seats with locating slots, and the seat surface rod is installed in the locating slot.
9. A folding chair with hard seat as claimed in claim 3, wherein the backrest rod is hinged to the backrest rod, the seat frame is hinged to the armrest rod by a corresponding hinge, the armrest rod is provided with a sliding seat, the sliding seat is provided with a sliding slot, and the upper end of the armrest rod is slidably connected to the sliding slot.
10. A folding hard-seat chair as claimed in any one of claims 1 to 9, wherein the frame comprises four cross members which are hinged end to end in sequence to form a unit, the cross members comprise two cross bars hinged together, the upper ends of the cross bars of two circumferentially adjacent cross members are hinged together, and the lower ends of the cross bars of two circumferentially adjacent cross members are hinged together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122766236.4U CN216675237U (en) | 2021-11-11 | 2021-11-11 | Hard seat surface folding chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122766236.4U CN216675237U (en) | 2021-11-11 | 2021-11-11 | Hard seat surface folding chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216675237U true CN216675237U (en) | 2022-06-07 |
Family
ID=81833181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122766236.4U Active CN216675237U (en) | 2021-11-11 | 2021-11-11 | Hard seat surface folding chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216675237U (en) |
-
2021
- 2021-11-11 CN CN202122766236.4U patent/CN216675237U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |