CN219835390U

CN219835390U - Folding telescopic seat

Info

Publication number: CN219835390U
Application number: CN202320060758.9U
Authority: CN
Inventors: 翁泽华
Original assignee: East China Normal University
Current assignee: East China Normal University
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-10-17
Anticipated expiration: 2033-01-04

Abstract

The utility model provides a folding telescopic seat, which belongs to the technical field of seats and aims to solve the problem that when the existing folding seat is used outdoors, the gravity center of a person can lean backwards or forwards due to the fact that the seat surface is always parallel to the ground, and a certain potential safety hazard exists; the chair back supporting structure is arranged at the outer side of the rear end limiting and adjusting frame; the support chair back is fixedly connected to the outer sides of the two telescopic adjusting frames; the folding adjusting mechanism is arranged at the outer sides of the bottom end surfaces of the two limiting adjusting frames; the gravity center adjusting mechanism is arranged at the outer sides of the two supporting adjusting frames at the front end; the angle adjustment of the seat supporting surface, uneven ground and slope ground is realized, and the front and back adjustment of the gravity center of a human body is realized through the adjustment of the supporting angles of the seat supporting surface and the slope ground, so that the use safety of the folding seat in use on different grounds is improved.

Description

Folding telescopic seat

Technical Field

The utility model belongs to the technical field of seats, and particularly relates to a folding telescopic seat.

Background

The prior art has various types of seats, and the folding seat is widely used by people due to the advantages of relatively convenient use, portability, storage and the like, and particularly, the folding seat is an important auxiliary tool when various outdoor activities such as fishing sketching and the like are performed.

Based on the above, the backrest support of the existing folding seat and the main body support frame of the seat are mostly in an up-down sliding or fixed connection mode, so that the use comfort of the folding seat is affected when the angle of the backrest support is adjusted, and meanwhile, when the folding seat is used outdoors, the outdoor supporting ground is uneven, or when the folding seat is used on a slope ground, the seat surface is always parallel to the ground, so that the gravity center of a person can lean backwards or forwards, and certain potential safety hazards exist.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a folding telescopic seat, which solves the problems that the backrest support of the existing folding seat and the main support frame of the seat are mostly in a way of sliding up and down or being fixedly connected, so that the use comfort of the folding seat is affected when the angle of the backrest support is adjusted, and meanwhile, when the folding seat is used outdoors, the outdoor supporting ground is uneven, or when the folding seat is used on a slope ground, the seat surface is always parallel to the ground, so that the gravity center of a person can lean backwards or forwards, and a certain potential safety hazard problem exists.

The utility model discloses a purpose and an effect of a folding telescopic seat, which are achieved by the following specific technical means:

a folding telescopic seat comprises a seat supporting surface, a limiting adjusting frame, a seat back supporting structure, a supporting seat back, a folding adjusting mechanism and a gravity center adjusting mechanism; the two limiting adjusting frames are respectively connected to the front side and the rear side of the end face of the bottom of the seat supporting surface in a rotating mode; the chair back supporting structure is arranged at the outer side of the rear end limiting and adjusting frame; the chair back supporting structure comprises: the two telescopic adjusting frames are hinged to the left side and the right side of the rear end limiting adjusting frame respectively; the support chair back is fixedly connected to the outer sides of the two telescopic adjusting frames; the folding adjustment mechanism is arranged on the outer sides of the bottom end faces of the two limiting adjustment frames, and comprises: the two groups of supporting and adjusting frames are respectively arranged at the left side and the right side of the bottom end surfaces of the two limiting and adjusting frames; the gravity center adjusting mechanism is arranged on the outer sides of the two supporting adjusting frames at the front end.

Further, the seat support surface includes: the two guide grooves are respectively formed in the front side and the rear side of the end face of the bottom of the seat support surface, and the positions of the guide grooves correspond to the positions of the limit adjusting frames;

the top end of the supporting and adjusting frame is fixedly connected with the outer end of the limiting and adjusting frame, and the inner sides of the two supporting and adjusting frames on the same left side and right side are both rotationally connected;

the support regulating frame comprises: the connecting shaft is rotationally connected with the inner ends of the two supporting adjusting frames at the left side and the right side.

Further, the supporting and adjusting frame further comprises: the support auxiliary piece, support the auxiliary piece setting at the bottom terminal surface of supporting the alignment jig, the diameter of support auxiliary piece is greater than the diameter of supporting the alignment jig.

Further, spacing alignment jig is including: the two limiting adjusting pieces are respectively connected to the outer sides of the limiting adjusting frame and the outer sides of the two telescopic adjusting frames in a threaded mode.

Further, the flexible alignment jig includes: the sliding frame is connected to the outer side of the inner end of the telescopic adjusting frame in a sliding manner; the connecting support columns are fixedly connected to the inner sides of the outer ends of the two sliding frames;

the connection support column includes: the auxiliary chair back is fixedly connected to the outer side of the connecting support column;

the auxiliary chair back comprises: the inserting groove is formed in the inner side of the front end face of the auxiliary chair back, and the position and the size of the inserting groove correspond to those of the supporting chair back.

Further, the gravity center adjusting mechanism comprises: the device comprises a movable rod, a limiting hole, an elastic connecting piece and an elastic limiting piece; the two movable rods are respectively and slidably connected to the outer sides of the inner ends of the two supporting adjusting frames at the front side, and the bottom ends of the movable rods are fixedly connected with the limiting adjusting frames at the front end; the limiting holes are uniformly distributed and arranged on the outer sides of the two supporting and adjusting frames on the front side; the two elastic connecting pieces are respectively and fixedly connected to the inner sides of the two movable rods and the supporting adjusting frame; the two elastic limiting parts are respectively and fixedly connected to the outer sides of the two movable rods, and the diameter of each elastic limiting part corresponds to the diameter of each limiting hole.

Compared with the prior art, the utility model has the following beneficial effects:

when the folding seat is used, the turnover of the supporting surface of the seat is realized through the matching of the connecting shaft and the limiting adjusting frame, so that the folding and supporting procedures of the seat are realized; the contact area between the bottom end of the supporting adjusting frame and the supporting ground is enlarged through the cooperation of the supporting auxiliary piece, so that the supporting stability and the use safety of the folding seat are effectively improved;

through the angle adjustment of the support chair back, the use requirements of different people are met, meanwhile, the use flexibility and convenience of the folding chair are effectively improved, and the comfort level of different people in using the folding chair is further improved; the length of the chair back supporting structure is adjusted through the matching of the sliding frames, so that the use requirements of people with different heights are met;

the angle adjustment of the seat supporting surface, the uneven ground and the slope ground is realized through the matching of the movable rod, the front and back adjustment of the gravity center of a human body is realized through the adjustment of the supporting angle of the seat supporting surface and the slope ground, the use safety of the folding seat in use on different grounds is improved, the quick limit of the movable rod in adjustment is realized through the matching of the limit hole and the elastic limit piece, and the use convenience of the folding seat is further improved;

the folding seat is simple to operate and convenient to use, the angle adjustment of the seat supporting surface and uneven ground and inclined ground is realized, the front and back adjustment of the gravity center of a human body is realized through the adjustment of the supporting angles of the seat supporting surface and inclined ground, the use safety of the folding seat in use on different grounds is improved, meanwhile, the angle adjustment of the supporting seat back is also realized, the use requirements of different people are met through the angle adjustment of the supporting seat back, the use flexibility and convenience of the folding seat are improved, and the comfort level of different people in use of the folding seat is further improved.

Drawings

FIG. 1 is a schematic top view of an isometric structure of the present utility model.

Fig. 2 is a schematic diagram of a connection structure between a limit adjusting frame and a supporting adjusting frame.

Fig. 3 is a schematic diagram of a split structure of a limiting adjusting piece and a telescopic adjusting frame of the utility model.

Fig. 4 is a schematic bottom isometric view of the present utility model.

Fig. 5 is a schematic diagram of a detachable structure of the movable rod and the supporting adjusting frame of the utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a seat support surface; 101. a guide groove; 2. a limit adjusting frame; 201. a limit adjusting piece; 3. a telescopic adjusting frame; 301. a carriage; 302. connecting a support column; 4. supporting the chair back; 401. an auxiliary chair back; 402. a plug-in groove; 5. supporting an adjusting frame; 501. a support aid; 502. a connecting shaft; 6. a movable rod; 601. a limiting hole; 602. an elastic connection member; 603. and an elastic limiting piece.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.

Examples:

as shown in fig. 1 to 5:

the utility model provides a folding telescopic seat which comprises a seat supporting surface 1, a limiting and adjusting frame 2, a seat back supporting structure, a supporting seat back 4, a folding and adjusting mechanism and a gravity center adjusting mechanism, wherein the limiting and adjusting frame is arranged on the seat back; the two limiting adjusting frames 2 are respectively connected to the front side and the rear side of the end face of the bottom of the seat supporting surface 1 in a rotating way; the chair back supporting structure is arranged at the outer side of the rear end limiting and adjusting frame 2; the chair back supporting structure comprises: the two telescopic adjusting frames 3 are arranged, and the front end faces of the two telescopic adjusting frames 3 are respectively hinged to the left side and the right side of the rear end limiting adjusting frame 2; the support chair back 4 is fixedly connected to the outer sides of the two telescopic adjusting frames 3; the folding adjustment mechanism is arranged at the outer sides of the end faces of the bottoms of the two limiting adjustment frames 2, and comprises: the two groups of supporting and adjusting frames 5 are arranged on the left side and the right side of the end faces of the bottoms of the two limiting and adjusting frames 2 respectively; the gravity center adjusting mechanism is arranged on the outer sides of the front end two supporting adjusting frames 5.

Wherein, the seat supporting surface 1 includes: the two guide grooves 101 are respectively formed in the front side and the rear side of the end face of the bottom of the seat support surface 1, and the position of the guide grooves 101 corresponds to the position of the limit adjusting frame 2;

the top end of the supporting and adjusting frame 5 is fixedly connected with the outer end of the limiting and adjusting frame 2, and the inner sides of the two supporting and adjusting frames 5 on the same left side and right side are both rotationally connected;

the supporting and adjusting frame 5 comprises: the connecting shaft 502 is rotatably connected with the inner ends of the two supporting and adjusting frames 5 on the same left and right sides; in use, when the two supporting adjusting frames 5 on the same side are overturned outwards and forwards, the overturning of the seat supporting surface 1 is realized through the matching of the connecting shaft 502 and the limiting adjusting frames 2, the folding and supporting procedures of the seat are further realized, the guiding and limiting of the limiting adjusting frames 2 are realized through the matching of the guide grooves 101, and the connection stability of the seat during supporting and folding is further improved.

Wherein, support alignment jig 5 still includes: the supporting auxiliary piece 501, the supporting auxiliary piece 501 is arranged on the bottom end face of the supporting adjusting frame 5, and the diameter of the supporting auxiliary piece 501 is larger than that of the supporting adjusting frame 5; in use, the contact area between the bottom end of the supporting adjusting frame 5 and the supporting ground is enlarged through the cooperation of the supporting auxiliary piece 501, so that the supporting stability and the use safety of the folding seat are effectively improved.

Wherein, spacing regulating frame 2 is including: the two limiting adjusting pieces 201 are arranged, and the two limiting adjusting pieces 201 are respectively connected to the outer sides of the limiting adjusting frame 2 and the outer sides of the two telescopic adjusting frames 3 in a threaded manner; in use, the angle adjustment to the support chair back 4 is realized through the articulated connection of the telescopic adjusting frame 3 and the limiting adjusting frame 2, the use demands of different people are met through the angle adjustment to the support chair back 4, meanwhile, the use flexibility and convenience of the folding chair are effectively improved, and the comfort level of different people in using the folding chair is further improved.

Wherein, flexible alignment jig 3 is including: the sliding frame 301 and the connecting support column 302, wherein the sliding frame 301 is connected with the outer side of the inner end of the telescopic adjusting frame 3 in a sliding way; the connecting support posts 302 are fixedly connected to the inner sides of the outer ends of the two sliding frames 301;

the connection support column 302 includes: the auxiliary chair back 401, the auxiliary chair back 401 is fixedly connected to the outer side of the connecting support column 302;

the auxiliary chair back 401 comprises: the inserting groove 402 is formed in the inner side of the front end face of the auxiliary chair back 401, and the position and the size of the inserting groove 402 correspond to those of the supporting chair back 4; in use, the length of the chair back supporting structure is adjusted through the cooperation of the sliding frame 301, the use demands of people with different heights are met, the auxiliary chair back 401 is supported through the cooperation of the connecting support column 302, when the chair is folded, the auxiliary chair back 401 is spliced on the outer side of the supporting chair back 4 through the cooperation of the splicing groove 402, the occupied space of the folding chair is effectively saved, and the convenience of the chair is further improved.

Wherein, focus adjustment mechanism is including: the movable rod 6, the limiting hole 601, the elastic connecting piece 602 and the elastic limiting piece 603; the two movable rods 6 are respectively and slidably connected to the outer sides of the inner ends of the two front support adjusting frames 5, and the bottom ends of the movable rods 6 are fixedly connected with the front limit adjusting frames 2; the limiting holes 601 are multiple, and the limiting holes 601 are uniformly distributed and arranged on the outer sides of the two supporting and adjusting frames 5 on the front side; two elastic connecting pieces 602 are arranged, and the two elastic connecting pieces 602 are respectively and fixedly connected to the inner sides of the two movable rods 6 and the supporting and adjusting frame 5; the two elastic limiting pieces 603 are respectively and fixedly connected to the outer sides of the two movable rods 6, and the diameter of each elastic limiting piece 603 corresponds to the diameter of each limiting hole 601; in use, the angle adjustment of the seat supporting surface 1 and uneven ground and slope ground is realized through the cooperation of the movable rod 6, the front and back adjustment of the gravity center of a human body is realized through the adjustment of the supporting angle of the seat supporting surface 1 and the slope ground, the use safety of the folding seat in use on different grounds is improved, the connection stability of the movable rod 6 in adjustment is realized through the cooperation of the elastic limiting piece 603, the quick limiting of the movable rod 6 in adjustment is realized through the cooperation of the limiting hole 601 and the elastic limiting piece 603, and the use convenience of the folding seat is further improved.

Specific use and action of the embodiment:

when the seat is used, when the two supporting adjusting frames 5 on the same front and rear sides are overturned outwards, the overturning of the seat supporting surface 1 is realized through the matching of the connecting shaft 502 and the limiting adjusting frames 2, so that the folding and supporting procedures of the seat are realized, the guiding and limiting of the limiting adjusting frames 2 are realized through the matching of the guide grooves 101, and the connection stability of the seat during supporting and folding is further improved; the contact area between the bottom end of the supporting and adjusting frame 5 and the supporting ground is enlarged through the cooperation of the supporting auxiliary piece 501, so that the supporting stability and the use safety of the folding seat are effectively improved; the angle adjustment of the supporting chair back 4 is realized through the hinged connection of the telescopic adjusting frame 3 and the limiting adjusting frame 2, the use requirements of different people are met through the angle adjustment of the supporting chair back 4, meanwhile, the use flexibility and convenience of the folding chair are effectively improved, and the comfort level of different people in using the folding chair is further improved; the length of the chair back supporting structure is adjusted through the matching of the sliding frame 301, the use requirements of people with different heights are met, the auxiliary chair back 401 is supported through the matching of the connecting support columns 302, when the chair is folded, the auxiliary chair back 401 is spliced on the outer side of the supporting chair back 4 through the matching of the splicing grooves 402, the occupied space of the folding chair is effectively saved, and the convenience of the chair is further improved; the angle adjustment of the seat supporting surface 1 and uneven ground and slope ground is realized through the cooperation of the movable rod 6, the front and back adjustment of the gravity center of a human body is realized through the adjustment of the supporting angle of the seat supporting surface 1 and the slope ground, the use safety of the folding seat in use on different grounds is improved, the connection stability of the folding seat in use on the movable rod 6 is realized through the cooperation of the elastic limiting piece 603, the quick limiting of the movable rod 6 in adjustment is realized through the cooperation of the limiting hole 601 and the elastic limiting piece 603, and the use convenience of the folding seat is further improved.

Claims

1. A folding telescopic seat, characterized in that: comprises a seat supporting surface (1), a limit adjusting frame (2), a chair back supporting structure, a supporting chair back (4), a folding adjusting mechanism and a gravity center adjusting mechanism; the two limiting and adjusting frames (2) are respectively connected to the front side and the rear side of the end face of the bottom of the seat supporting surface (1) in a rotating way; the chair back supporting structure is arranged at the outer side of the rear end limiting and adjusting frame (2); the chair back supporting structure comprises: the two telescopic adjusting frames (3) are arranged, and the front end faces of the two telescopic adjusting frames (3) are respectively hinged to the left side and the right side of the rear end limiting adjusting frame (2); the support chair back (4) is fixedly connected to the outer sides of the two telescopic adjusting frames (3); the folding adjustment mechanism is arranged on the outer sides of the end faces of the bottoms of the two limiting adjustment frames (2), and comprises: the two groups of supporting and adjusting frames (5) are arranged, and the two groups of supporting and adjusting frames (5) are respectively arranged at the left side and the right side of the end surfaces of the bottoms of the two limiting and adjusting frames (2); the gravity center adjusting mechanism is arranged on the outer sides of the two supporting adjusting frames (5) at the front end.

2. A folding telescopic seat according to claim 1, wherein: the seat support surface (1) comprises: the two guide grooves (101) are formed in the front side and the rear side of the end face of the bottom of the seat supporting surface (1) respectively, and the two guide grooves (101) are formed in the front side and the rear side of the end face of the bottom of the seat supporting surface;

the top end of the supporting and adjusting frame (5) is fixedly connected with the outer end of the limiting and adjusting frame (2), and the inner sides of the two supporting and adjusting frames (5) on the same left side and right side are both rotationally connected;

the supporting and adjusting frame (5) comprises: and the connecting shaft (502) is rotatably connected with the inner ends of the two supporting adjusting frames (5) on the same side.

3. A folding telescopic seat according to claim 1, wherein: the supporting and adjusting frame (5) further comprises: and the supporting auxiliary piece (501) is arranged on the bottom end surface of the supporting adjusting frame (5).

4. A folding telescopic seat according to claim 1, wherein: the limit adjusting frame (2) comprises: the two limiting adjusting pieces (201) are respectively connected to the outer sides of the limiting adjusting frame (2) and the outer sides of the two telescopic adjusting frames (3) in a threaded mode.

5. A folding telescopic seat according to claim 1, wherein: the telescopic adjusting frame (3) comprises: the sliding frame (301) and the connecting support column (302), wherein the sliding frame (301) is connected with the outer side of the inner end of the telescopic adjusting frame (3) in a sliding manner; the connecting support columns (302) are fixedly connected to the inner sides of the outer ends of the two sliding frames (301);

the connecting support column (302) comprises: the auxiliary chair back (401), the said auxiliary chair back (401) is fixedly connected to the outside of the connecting support column (302);

the auxiliary chair back (401) comprises: and the inserting groove (402) is formed in the inner side of the front end face of the auxiliary chair back (401).

6. A folding telescopic seat according to claim 1, wherein: the gravity center adjusting mechanism comprises: the device comprises a movable rod (6), a limiting hole (601), an elastic connecting piece (602) and an elastic limiting piece (603); the two movable rods (6) are respectively and slidably connected to the outer sides of the inner ends of the two front support adjusting frames (5), and the bottom ends of the movable rods (6) are fixedly connected with the front limiting adjusting frames (2); the limiting holes (601) are uniformly distributed and arranged on the outer sides of the two supporting and adjusting frames (5) on the front side; the two elastic connecting pieces (602) are respectively and fixedly connected to the inner sides of the two movable rods (6) and the supporting and adjusting frame (5); the two elastic limiting pieces (603) are respectively and fixedly connected to the outer sides of the two movable rods (6).