CN218898937U

CN218898937U - Stable form old man seat connection structure

Info

Publication number: CN218898937U
Application number: CN202223050711.9U
Authority: CN
Inventors: 于顺川; 许俊明; 许进兵
Original assignee: Haian Puteli Machinery Co ltd
Current assignee: Haian Puteli Machinery Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-04-25
Anticipated expiration: 2032-11-15

Abstract

The utility model relates to the technical field of seats and discloses a stable old man seat connecting structure which comprises a seat plate, wherein a backrest is movably arranged on the top wall surface of the seat plate through a rotating shaft, four supporting legs are arranged at the bottom of the seat plate, two top ends close to the backrest are fixedly connected with the bottom wall surface of the seat plate through the rotating shaft, the top ends of the two supporting legs far away from the backrest are directly fixedly connected with the bottom wall surface of the seat plate, and two fixing grooves corresponding to the supporting legs are formed in one end, close to the backrest, of the bottom wall surface of the seat plate. According to the utility model, the old man can press the handle by hand, so that the two support legs close to the backrest are extruded, and can rotate backwards around the rotating shaft, so that the support legs close to the backrest extend towards one end far away from the seat plate, thereby changing the support points of the support legs, and avoiding the situation that the seat is overturned due to the fact that the support points are close to the front when the old man presses the handle.

Description

Stable form old man seat connection structure

Technical Field

The utility model relates to the technical field of seats, in particular to a stable type old man seat connecting structure.

Background

The chair is a chair with a backrest and armrests.

The utility model discloses a but old man's seat of lifting through retrieving application number CN201922200905.4, which comprises a base, the base includes basic panel and supporting leg, four angles of the basic panel of base are integrative to be extended the supporting leg, the supporting leg tip installation of base removes the wheel, the first cylinder of basic panel downside symmetry fixed mounting of base, the chamber rod tip fixed mounting second cylinder of first cylinder, the interior pole of first cylinder passes the basic panel fixed mounting seat of base, the avris fixed mounting back of seat, the both sides fixed mounting handrail of back, the both sides of back are located the below installation safety belt subassembly of handrail. The seat for the old people is ingenious in design and unique in originality, and is improved from reality, so that the seat for the old people is safer and more stable, more things can be placed, and the seat can be lifted by additionally arranging the air cylinder, so that the old people can conveniently see and take things at a high place on the seat, and the seat for the old people is more convenient to live.

But the present inventors have found that this technical solution still has at least the following drawbacks:

in the above-mentioned prior art scheme, having considered the old man to walk by oneself, through installing the movable wheel in the base side, the old man can hold the pushing hands and make things convenient for the old man to walk, but the walking of partial old man is inconvenient, and when the old man held the pushing hands, can exert great power on the pushing hands, and the focus among the above-mentioned prior art scheme is near forward, leads to the old man to press the pushing hands with force when, leads to this seat to overturn easily, and is unsafe.

Therefore, we propose a stable type old man seat connection structure.

Disclosure of Invention

The utility model mainly solves the technical problems in the prior art and provides a stable type old man seat connecting structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme that the stable old man seat connecting structure comprises a seat plate, a backrest is movably arranged on the top wall surface of the seat plate through a rotating shaft, four supporting legs are arranged at the bottom of the seat plate, two top ends close to the backrest are fixedly connected with the bottom wall surface of the seat plate through the rotating shaft, the top ends of the two supporting legs far away from the backrest are directly fixedly connected with the bottom wall surface of the seat plate, two fixing grooves corresponding to the supporting legs are formed in one end, close to the backrest, of the bottom wall surface of the seat plate, two storage frames are arranged at the bottom of the seat plate, and extension rods are arranged at the bottoms of the two storage frames.

Preferably, the top ends of the two storage frames are rotationally connected with the inner side wall of the fixed groove through a rotating shaft, and the side walls of the two supporting legs close to the backrest are provided with connecting grooves corresponding to the approaching side extension rods.

Preferably, the bottom ends of the two extension rods are rotationally connected with the inner side wall of the connecting groove on one side approaching to each other through a rotating shaft, the inner parts of the two storage frames are provided with limiting grooves, and the top ends of the two extension rods respectively penetrate through the bottom of one storage frame approaching to each other and extend to the inner part of the storage frame.

Preferably, the top ends of the two extension rods are fixedly provided with limiting blocks which are connected with the inner side walls of the limiting grooves in a sliding mode, and the top ends of the two limiting blocks are fixedly connected with extension springs which are fixedly connected with the top wall surfaces inside the limiting grooves.

Preferably, two support plates are fixedly arranged on the top wall surface of the seat plate.

Preferably, the bottom ends of the four supporting legs are respectively and rotatably connected with a roller, and two handles are fixedly arranged on a side wall surface of the backrest, which is close to the rear side.

Preferably, the front side wall surface of the backrest is provided with two T-shaped adjusting grooves, adjusting blocks are slidably connected in the two adjusting grooves, and the front side wall surface of each adjusting block is fixedly provided with an arc-shaped supporting cushion.

Advantageous effects

The utility model provides a stable type old man seat connecting structure. The beneficial effects are as follows:

(1) This stable form old man seat connection structure, when the old man needs to promote this seat alone, the old man only need hold the handle, if the action difficulty of old man, the old man can press the handle with the hand this moment, makes two supporting legs that are close to the back receive the extrusion, and two supporting legs that are close to the back can rotate backward around the pivot, makes the supporting leg that is close to the back extend to the one end that keeps away from the bedplate to change the supporting point of supporting leg, avoid the old man when pressing the handle, because the circumstances emergence that the supporting point leads to this seat to overturn forward.

(2) This stable form old man seat connection structure through the elasticity promotion stopper of extension spring to the bottom removal, because the bottom of extension pole is in the same place through spread groove and supporting leg swing joint, so the extension pole can prop on the lateral wall of the supporting leg that is close to the back to consolidate the position of supporting leg, when the supporting leg that is close to the back is rotatory around the pivot, the extension pole can be to accomodating the inside shrink of frame, let sufficient space for the rotation of supporting leg, the extension spring is also pushing the supporting leg through the extension pole simultaneously, avoid the rotatory scope of supporting leg too big, the condition that can't provide the supporting effect takes place.

(3) This stable form old man seat connection structure through set up the support cushion at the preceding lateral wall face of back, utilizes the support cushion to support the back of old man, makes the old man more comfortable when sitting on the bedplate, through with regulating block and adjustment tank sliding connection together, conveniently adjusts the height of support cushion.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments can be derived from the drawings provided without the inventive effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

FIG. 1 is a front view of a stable geriatric seat attachment structure according to the present utility model;

FIG. 2 is a bottom view of the stabilized old seat attachment of the utility model;

fig. 3 is a sectional view of the storage frame of the present utility model.

Legend description:

1. a seat plate; 2. a backrest; 3. a support plate; 4. a grip; 5. support legs; 6. a roller; 7. a fixing groove; 8. a storage frame; 9. an extension rod; 10. a limit groove; 11. an extension spring; 12. a limiting block; 14. a connecting groove; 15. an adjustment tank; 16. supporting a soft cushion; 17. and an adjusting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: the utility model provides a stable old man seat connection structure, shown in fig. 1-3, includes bedplate 1, the top wall of bedplate 1 is according to installing back 2 through the pivot activity, links back 2 and bedplate 1 together through the pivot, makes back 2 can rotate at the top of bedplate 1, when the old man leans on back 2, through the change of back 2, improves the comfort level of old man, and the top wall fixed mounting of bedplate 1 has two to hold up board 3, through holding up board 3, limits the position of old man, simultaneously, the old man can place the hand on the top wall of holding up board 3, further improves the comfort level of old man.

The bottom of bedplate 1 is provided with four supporting legs 5, and two tops that are close to back 2 are in the same place through pivot and the bottom wall fixed connection of bedplate 1, and the top of keeping away from two supporting legs 5 of back 2 is direct and the bottom wall fixed connection of bedplate 1 is in the same place, and the bottom of four supporting legs 5 is all rotated and is connected with gyro wheel 6, and a side wall fixed mounting that back 2 is close to the rear side has two handles 4, makes things convenient for people to promote bedplate 1 through the cooperation of handle 4 and gyro wheel 6 and removes.

Two fixing grooves 7 corresponding to the supporting legs 5 are formed in one end, close to the backrest 2, of the bottom wall surface of the seat plate 1, two containing frames 8 are arranged at the bottom of the seat plate 1, the top ends of the two containing frames 8 are rotationally connected with the inner side walls of the fixing grooves 7 through rotating shafts, extension rods 9 are arranged at the bottom of the two containing frames 8, connecting grooves 14 corresponding to the approaching one-side extension rods 9 are formed in the side walls of the two supporting legs 5 close to the backrest 2, the bottom ends of the two extension rods 9 are rotationally connected with the inner side walls of the approaching one-side connecting grooves 14 through rotating shafts, limiting grooves 10 are formed in the two containing frames 8, the top ends of the two extension rods 9 respectively penetrate through the bottom of the approaching one containing frame 8 and extend to the inside of the containing frames 8, the top ends of the two extension rods 9 are fixedly provided with limiting blocks 12 which are in sliding connection with the inner side walls of the limiting grooves 10, the top ends of the two limiting blocks 12 are fixedly connected with extension springs 11 which are fixedly connected with the inner top wall surfaces of the limiting grooves 10, the limiting blocks 12 are pushed to move to the bottom by the elasticity of the extension springs 11, the extension rods 9 are supported on the side walls of the supporting legs 5 close to the backrest 2 to strengthen the positions of the supporting legs 5, when the old people need to push the seat independently, the old people only need to hold the handle 4, if the old people are difficult to move, the old people can press the handle 4 by hands at the moment, the two supporting legs 5 close to the backrest 2 are extruded, the two supporting legs 5 close to the backrest 2 can rotate backwards around a rotating shaft, the supporting legs 5 close to the backrest 2 extend to one end far away from the seat plate 1, thereby changing the supporting points of the supporting legs 5 and avoiding the old people from pressing the handle 4, because the forward support point causes the seat to tip over.

Two adjusting grooves 15 which are in a T shape are formed in the front side wall surface of the backrest 2, adjusting blocks 17 are slidably connected in the two adjusting grooves 15, supporting cushions 16 which are arc-shaped are fixedly arranged on the front side wall surface of the two adjusting blocks 17, the supporting cushions 16 are arranged on the front side wall surface of the backrest 2, the backs of old people are supported by the supporting cushions 16, the old people sit on the seat board 1 more comfortably, and the adjusting blocks 17 and the adjusting grooves 15 are slidably connected together, so that the height of the supporting cushions 16 can be conveniently adjusted.

The working principle of the utility model is as follows:

when the seat is used, when an old man needs to push the seat independently, the old man only needs to hold the handle 4, if the action of the old man is difficult, the old man can press the handle 4 by hands at the moment, so that the two support legs 5 close to the backrest 2 are extruded, the two support legs 5 close to the backrest 2 can rotate backwards around the rotating shaft, the support legs 5 close to the backrest 2 extend towards one end far away from the seat plate 1, the support points of the support legs 5 are changed, and the situation that the seat is overturned due to the fact that the support points are positioned in front when the old man presses the handle 4 is avoided.

When in use, the limiting block 12 is pushed to move to the bottom through elasticity of the extension spring 11, and because the bottom end of the extension rod 9 is movably connected with the supporting leg 5 through the connecting groove 14, the extension rod 9 can be supported on the side wall of the supporting leg 5 close to the backrest 2, so that the position of the supporting leg 5 is reinforced, when the supporting leg 5 close to the backrest 2 rotates around a rotating shaft, the extension rod 9 can shrink towards the inside of the storage frame 8, enough space is reserved for the rotation of the supporting leg 5, and meanwhile, the extension spring 11 also pushes the supporting leg 5 through the extension rod 9, so that the condition that the supporting leg 5 rotates too far and the supporting effect cannot be provided is avoided.

When the backrest is used, the supporting soft cushion 16 is arranged on the front side wall surface of the backrest 2, the supporting soft cushion 16 is utilized to support the back of the aged, so that the aged sits on the seat board 1 more comfortably, and the height of the supporting soft cushion 16 is conveniently adjusted by slidably connecting the adjusting block 17 with the adjusting groove 15.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a stable old man's seat connection structure, includes bedplate (1), its characterized in that: the utility model discloses a seat board, including back (2) is installed according to the activity of pivot, the bottom of seat board (1) is provided with four supporting legs (5), two tops that are close to back (2) are in the same place through pivot and the bottom wall fixed connection of seat board (1), the top of keeping away from two supporting legs (5) of back (2) is direct with the bottom wall fixed connection of seat board (1) together, two fixed slots (7) that correspond each other with supporting legs (5) are offered to the one end that the bottom wall of seat board (1) is close to back (2), the bottom of seat board (1) is provided with two storage frame (8), the bottom of two storage frame (8) all is provided with extension rod (9).

2. The stable geriatric seat connection structure according to claim 1, wherein: the top ends of the two storage frames (8) are rotationally connected with the inner side walls of the fixed grooves (7) through rotating shafts, and connecting grooves (14) corresponding to the approaching one-side extension rods (9) are formed in the side walls of the two support legs (5) close to the backrest (2).

3. The stable geriatric seat connection structure according to claim 2, wherein: the bottom ends of the two extension rods (9) are rotationally connected with the inner side wall of the approaching one-side connecting groove (14) through a rotating shaft, limiting grooves (10) are formed in the two storage frames (8), and the top ends of the two extension rods (9) penetrate through the bottom of the approaching one storage frame (8) respectively and extend to the inside of the storage frame (8).

4. A stable geriatric seat connection structure according to claim 3, wherein: limiting blocks (12) which are connected with the inner side walls of the limiting grooves (10) in a sliding mode are fixedly arranged at the top ends of the two extending rods (9), and extension springs (11) which are fixedly connected with the inner top wall surfaces of the limiting grooves (10) are fixedly connected to the top ends of the two limiting blocks (12).

5. The stable geriatric seat connection structure according to claim 1, wherein: two support plates (3) are fixedly arranged on the top wall surface of the seat plate (1).

6. The stable geriatric seat connection structure according to claim 1, wherein: the bottom ends of the four supporting legs (5) are respectively and rotatably connected with a roller (6), and two grips (4) are fixedly arranged on a side wall surface of the backrest (2) close to the rear side.

7. The stable geriatric seat connection structure according to claim 1, wherein: two adjusting grooves (15) which are in a T shape are formed in the front side wall surface of the backrest (2), adjusting blocks (17) are connected inside the two adjusting grooves (15) in a sliding mode, and arc-shaped supporting cushions (16) are fixedly arranged on the front side wall surface of the two adjusting blocks (17).