CN218008931U

CN218008931U - Seat framework

Info

Publication number: CN218008931U
Application number: CN202221660051.3U
Authority: CN
Inventors: 郭明华
Original assignee: Hangzhou Daya Information Technology Co ltd
Current assignee: Hangzhou Daya Information Technology Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-13
Anticipated expiration: 2032-06-29

Abstract

The utility model relates to the technical field of seat frames and discloses a seat frame, which comprises a connecting shaft, wherein lower support rods are welded on both sides of the connecting shaft, and an arch frame is movably connected between the two lower support rods through a rotating shaft; first jack has been seted up with the junction of two lower bracing rods to the bow member, and equal activity is pegged graft in two first jacks has first inserted bar, the equal fixedly connected with first sleeve of the relative one end of two first inserted bars. The utility model discloses a connecting axle, lower support bar, the bow member, the pivot, first threaded rod, first sleeve, first inserted bar, first jack, the second inserted bar, the second jack, the setting of second sleeve and second threaded rod, through twisting the setting of moving first sleeve and second sleeve convenience and break away from first jack and second jack respectively with first inserted bar and second inserted bar in, thereby it is folding that the convenience uses the pivot to rotate as the centre of a circle with the bow member, thereby reduce the volume of seat skeleton, further convenient warehousing and transportation.

Description

Seat framework

Technical Field

The utility model relates to a seat skeleton technical field specifically is a seat skeleton.

Background

At present, a chair commonly used in daily life of people comprises a backrest, a seat and armrests, which are mainly connected through a chair framework.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved: the existing installation process of the seat is complex in installation of a backrest, a seat and the seat framework, the backrest, the seat and the seat framework are not easy to split after being connected by welding, and storage and transportation are influenced to a certain extent, so that the seat framework is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a seat frame has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a chair framework comprises a connecting shaft, lower supporting rods are welded on two sides of the connecting shaft, and an arch frame is movably connected between the two lower supporting rods through a rotating shaft; a first jack is arranged at the joint of the arch frame and the two lower support rods, first inserting rods are movably inserted into the two first jacks, first sleeves are fixedly connected to opposite ends of the two first inserting rods, and a first threaded rod is spirally connected between the two first sleeves; the outer sides of the two first sleeves are movably connected with second threaded rods, the outer sides of the two second threaded rods are spirally sleeved with second sleeves, and the ends, far away from the second threaded rods, of the two second sleeves are fixedly connected with second inserting rods; and a second jack is formed in one side, close to the lower supporting rod, of the connecting shaft.

As an alternative of this application technical scheme, annular chute has been seted up in first telescopic outside, swing joint has the slider in the annular chute, the outside one end fixed connection of second threaded rod and slider.

As an alternative of this application technical scheme, the spacing groove has all been seted up at the telescopic both ends of second, two equal swing joint in the spacing groove has the stopper, two fixedly connected with fixed disk between the stopper, the activity runs through the gim peg on the fixed disk.

As an alternative scheme of the technical scheme, a handheld rod is fixedly connected to one end of the outer side of the first sleeve.

As an alternative scheme of this application technical scheme, the same screw hole of a plurality of is seted up to one side equidistance that the connecting axle is close to the lower support pole, and is a plurality of the screw hole is circular distribution in the outside of second jack.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this application technical scheme passes through the connecting axle, the under bracing pole, the bow member, the apparatus further comprises a rotating shaft, first threaded rod, first sleeve, first inserted bar, first jack, the second inserted bar, the second jack, the setting of second sleeve and second threaded rod, it is convenient to break away from first jack and second jack respectively with first inserted bar and second inserted bar through twisting first sleeve and second sleeve in, thereby it is convenient to use the pivot to rotate folding as the centre of a circle with the bow member, thereby reduce the volume of seat skeleton, further convenient warehousing and transportation.

2. This application technical scheme passes through the setting of annular chute, slider and second threaded rod, through the slider at the interior circumference motion of annular chute to when can guaranteeing first sleeve rotatory, the second sleeve is vertical downwards all the time, and then is favorable to the second inserted bar to insert in the second jack.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front view of a seat frame of the present invention;

fig. 2 is a top view of a connecting shaft of a seat frame according to the present invention;

fig. 3 is a side view of a seat frame according to the present invention;

FIG. 4 is an enlarged view of the seat frame at A of the present invention;

fig. 5 is a front view of the second sleeve and the fixing plate of the seat frame of the present invention.

In the figure: 1. a connecting shaft; 2. a lower support bar; 3. a limiting groove; 4. a second sleeve; 5. a rotating shaft; 6. a first plunger; 7. an arch frame; 8. a first sleeve; 9. a first threaded rod; 10. a hand-held wand; 11. a fixing bolt; 12. a limiting block; 13. fixing the disc; 14. a second jack; 15. a threaded hole; 16. A first jack; 17. an annular chute; 18. a slider; 19. a second threaded rod; 20. a second plunger.

Detailed Description

Referring to fig. 1-5, the present invention provides a technical solution: a seat framework comprises a connecting shaft 1, lower support rods 2 are welded on two sides of the connecting shaft 1, and an arch frame 7 is movably connected between the two lower support rods 2 through a rotating shaft 5; first jacks 16 are formed at the joints of the arch-shaped frame 7 and the two lower support rods 2, first inserting rods 6 are movably inserted into the two first jacks 16, first sleeves 8 are fixedly connected to the opposite ends of the two first inserting rods 6, and first threaded rods 9 are spirally connected between the two first sleeves 8; the outer sides of the two first sleeves 8 are movably connected with second threaded rods 19, the outer sides of the two second threaded rods 19 are spirally sleeved with second sleeves 4, and the ends, far away from the second threaded rods 19, of the two second sleeves 4 are fixedly connected with second inserting rods 20; one side of the connecting shaft 1 close to the lower supporting rod 2 is provided with a second jack 14.

In this kind of technical scheme, through connecting axle 1, lower bracing piece 2, bow frame 7, pivot 5, first threaded rod 9, first sleeve 8, first inserted bar 6, first jack 16, second inserted bar 20, second jack 14, second sleeve 4 and the setting of second threaded rod 19, conveniently break away from first jack 16 and second jack 14 respectively with first inserted bar 6 and second inserted bar 20 through twisting first sleeve 8 and second sleeve 4 in to conveniently rotate arch frame 7 with pivot 5 as the centre of a circle and fold, thereby reduce the volume of seat skeleton, further make things convenient for warehouse storage and transportation.

In some technical schemes, an annular sliding groove 17 is formed in the outer side of the first sleeve 8, a sliding block 18 is movably connected in the annular sliding groove 17, and a second threaded rod 19 is fixedly connected with one end of the outer side of the sliding block 18.

In this kind of technical scheme, through the setting of annular spout 17, slider 18 and second threaded rod 19, through slider 18 circumference motion in annular spout 17 to can guarantee that when first sleeve 8 rotated, second sleeve 4 was vertical downwards all the time, and then be favorable to second inserted bar 20 to insert in second jack 14.

In some technical schemes, the two ends of the second sleeve 4 are provided with limiting grooves 3, the two limiting grooves 3 are internally and movably connected with limiting blocks 12, a fixed disk 13 is fixedly connected between the two limiting blocks 12, and a fixing bolt 11 is movably penetrated through the fixed disk 13.

In this kind of technical scheme, through the setting of spacing groove 3, stopper 12, fixed disk 13 and gim peg 11, through the surperficial screwed connection of gim peg 11 with connecting axle 1, and then avoid the seat skeleton vibration to cause second sleeve 4 to rotate on second threaded rod 19 and cause second inserted bar 20 to break away from second jack 14, and then increase the fastness of seat skeleton.

In some technical solutions, a handheld rod 10 is fixedly connected to one end of the outer side of the first sleeve 8.

In this kind of technical scheme, make things convenient for personnel to hand through handheld pole 10, and then make things convenient for personnel to rotate first sleeve 8 manually.

In some technical schemes, a plurality of same threaded holes 15 are equidistantly formed in one side of the connecting shaft close to the lower supporting rod 2, and the threaded holes 15 are circularly distributed in the outer side of the second inserting hole 14.

In this kind of technical scheme, through screw hole 15 be circular distribution in the outside of second jack 14 to make things convenient for during second sleeve 4 rotates gim peg 11 and connecting axle 1 screwed connection.

During the use, at first, twist to first sleeve 8 through holding handheld pole 10 and move and insert first inserted bar 6 in first jack 16, then cooperation slider 18 is at annular spout 17 internal rotation, then twist second sleeve 4 and insert second inserted bar 20 in second jack 14, then twist and move gim peg 11 and screw hole 15 screwed connection and carry on spacingly to second sleeve 4, thereby make the comparatively convenient of seat skeleton installation, when needs are dismantled, conveniently break away from first inserted bar 6 and second inserted bar 20 respectively in first jack 16 and the second jack 14 through twisting first sleeve 8 and second sleeve 4, thereby conveniently rotate arch frame 7 and use pivot 5 as the centre of a circle and fold, thereby reduce the volume of seat skeleton, further make things convenient for warehouse storage and transportation.

Claims

1. The utility model provides a seat frame, includes connecting axle (1), its characterized in that: lower support rods (2) are welded on two sides of the connecting shaft (1), and an arch frame (7) is movably connected between the two lower support rods (2) through a rotating shaft (5);

a first inserting hole (16) is formed in the joint of the arch frame (7) and the two lower supporting rods (2), first inserting rods (6) are movably inserted into the two first inserting holes (16), the opposite ends of the two first inserting rods (6) are fixedly connected with first sleeves (8), and a first threaded rod (9) is spirally connected between the two first sleeves (8);

second threaded rods (19) are movably connected to the outer sides of the two first sleeves (8), second sleeves (4) are spirally sleeved on the outer sides of the two second threaded rods (19), and second inserting rods (20) are fixedly connected to the ends, far away from the second threaded rods (19), of the two second sleeves (4);

and a second jack (14) is formed in one side, close to the lower supporting rod (2), of the connecting shaft (1).

2. A seat frame as claimed in claim 1, wherein: annular sliding groove (17) have been seted up in the outside of first sleeve (8), swing joint has slider (18) in annular sliding groove (17), second threaded rod (19) and the outside one end fixed connection of slider (18).

3. A seat frame as claimed in claim 1, wherein: spacing groove (3), two have all been seted up at the both ends of second sleeve (4) equal swing joint has stopper (12), two in spacing groove (3) fixedly connected with fixed disk (13) between stopper (12), the activity runs through has gim peg (11) on fixed disk (13).

4. A seat frame as claimed in claim 1, wherein: one end of the outer side of the first sleeve (8) is fixedly connected with a handheld rod (10).

5. A seat frame as claimed in claim 1, wherein: a plurality of same threaded holes (15) are equidistantly formed in one side, close to the lower supporting rod (2), of the connecting shaft, and the threaded holes (15) are circularly distributed in the outer side of the second insertion hole (14).