CN219613470U

CN219613470U - Telescopic split type child seat backrest

Info

Publication number: CN219613470U
Application number: CN202223320934.2U
Authority: CN
Inventors: 刘蓓蕾; 吴步双; 刘高佩
Original assignee: Wuhu Leming Precision Moulding Technology Co ltd
Current assignee: Wuhu Leming Precision Moulding Technology Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-09-01
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to the technical field of child seat backs, in particular to a telescopic and adjustable split type child seat back, which comprises a seat main body for children, wherein one side of the seat main body is provided with a vertical rod, two adjustable backs are arranged at the position, close to the top end, of the vertical rod, the joint of the adjustable backs and the vertical rod is provided with a movable block, one end, far away from the vertical rod, of the movable block is provided with a first adjusting bolt, two sides, which are positioned on the two sides of the vertical rod, of the movable block are provided with supporting rods, one end, far away from the vertical rod, of the supporting rods, one end, close to the supporting rods, of the adjustable backs is provided with an adjusting rod, one side of the supporting rods is provided with a second adjusting bolt, and the height of the adjustable backs on the vertical rod is realized by screwing the first adjusting bolt so as to adapt to children with different heights.

Description

Telescopic split type child seat backrest

Technical Field

The utility model relates to the technical field of child seat backs, in particular to a retractable and adjustable split type child seat back.

Background

The child dining chair is a special chair for young children to learn and participate in dining, and in order to prevent children (especially infants) from sliding off from a chair seat when taking, a front handrail is usually required to be arranged, and a stop part is arranged in the middle of the front handrail so as to separate two feet of the children and avoid the phenomenon of sliding off of the children. At present, some children's dining chair back angle regulation mechanism among the prior art is direct the setting cable on the back, adjusts back angle through the cable, because the installation needs of cable structure for one side of back with human contact need set up cable groove, gusset isotructure, has both increased dining chair's die sinking structural complexity, still leads to the back surface not smooth, needs the installation seat cover during the use, and the assembly is loaded down with trivial details and use experience degree is not good.

Through retrieval, chinese patent No. CN216089781U discloses a child seat back adjustment structure; the back plate is rotatably connected with the rear end of the seat plate; the two sides of the backboard are respectively provided with an armrest frame, a connecting rod assembly is arranged below the armrest frames, the lower ends of the connecting rod assemblies are connected with the seat board in a matched manner, and the middle parts of the armrest frames are connected with the upper ends of the connecting rod assemblies in a rotating manner through a first rotating shaft; the handrail frame is provided with a gear sliding block, the rear end of the gear sliding block is rotationally connected with the side edge of the backboard through a second rotating shaft, and the gear sliding block is provided with a gear locking mechanism; the utility model has reasonable structure, the front elevation angle and the back elevation angle of the backboard on the seat board are adjusted by the front and back movement of the gear slide block in the slide rail channel, and the control knob, the inhaul cable and the locking block are assembled on the gear slide block, so that the backboard structure can be integrally formed, the integrity and the smoothness are ensured, an additional seat cover is not required, and the use experience of a user is improved.

Although the problem in the prior art is solved in this patent, in the prior art, the adjustment of the backrest of the child seat is mostly realized by adjusting the front and rear elevation angles, so that the rear side of the waist of the child is in a suspended state, and the lumbar vertebra pressure can be caused for a long time, which is not beneficial to the health.

Disclosure of Invention

The utility model aims to provide a telescopic and adjustable split type child seat backrest, which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a scalable split type children's seat back, is including the seat main part that is used for children to use, seat main part one side is equipped with the pole setting, pole setting is close to top department and is equipped with two adjustable backs, adjustable back includes movable block, first adjusting bolt, bracing piece, sleeve, regulation pole and second adjusting bolt, adjustable back and pole setting junction are equipped with the movable block, the one end that the pole setting was kept away from to the movable block is equipped with first adjusting bolt, the movable block is located the both sides of pole setting and is equipped with the bracing piece, the one end that the pole setting was kept away from to the bracing piece is equipped with the sleeve, the one end that the adjustable back was close to the sleeve is equipped with the regulation pole, one side of sleeve is equipped with the second adjusting bolt.

As a preferable scheme of the utility model, the support rod is vertically arranged with the upright rod, the movable block and the upright rod are fixedly connected by screwing the first adjusting bolt, the inner dimension of the sleeve is consistent with the dimension of the adjusting rod, the sleeve is fixedly connected with the support rod, the support rod is fixedly connected with the adjustable backrest, and the support rod and the sleeve are fixedly connected by screwing the second adjusting bolt.

As a preferable scheme of the utility model, the bottom end of the seat main body is provided with a U-shaped base, and a U-shaped opening of the U-shaped base is arranged at one side far away from the upright rod.

As the preferable scheme of the utility model, the top end of the U-shaped base is provided with the cushion which is positioned on the upright rod and positioned at the bottom end of the adjustable backrest, the cushion comprises armrests, a cross rod, fixing blocks and tightening bolts, the cross rod is arranged at the bottom end of the cushion and is vertically arranged with the upright rod, armrests are respectively arranged at two ends of the cross rod and positioned at two sides of the cushion, the fixing blocks are arranged at the joint of the cushion and the upright rod, and the tightening bolts are arranged at one end of the fixing blocks far away from the upright rod.

As a preferable scheme of the utility model, the fixed block is fixedly connected with the cushion, and the fixed block is fixedly connected with the upright rod by tightening a screw bolt.

As a preferred embodiment of the present utility model,

compared with the prior art, the utility model has the beneficial effects that: aiming at the problem that the back of a child seat is suspended for a long time because the back of the waist of the child is in a suspended state, the utility model is unfavorable for the health, the utility model adopts the adjusting component, the conventional back is designed into an adjustable back, the height of the adjustable back on a vertical rod is realized by screwing a first adjusting bolt, the adjustment is convenient for children with different heights, the front and back horizontal movement of the adjustable back is realized by screwing a second adjusting bolt, the problem of suspension between the waist caused by the adjustment of the elevation angle of the seat in the prior art is avoided, the back is more attached to the back, the spinal pressure is reduced, and the comfort and the practicability are improved.

Drawings

FIG. 1 is a front perspective view of the overall structure of the present utility model;

FIG. 2 is a rear perspective view of the overall structure of the present utility model;

fig. 3 is a cross-sectional view of an adjustable backrest structure of the present utility model.

In the figure: 1. a seat main body; 101. a U-shaped base; 102. a vertical rod; 2. a cushion; 201. an armrest; 202. a cross bar; 203. a fixed block; 204. tightening the bolts; 3. an adjustable backrest; 301. a moving block; 302. a first adjusting bolt; 303. a support rod; 304. a sleeve; 305. an adjusting rod; 306. a second adjusting bolt; 4. soft cloth pad.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a scalable split type children's seat back, is including being used for children to use seat main part 1, seat main part 1 one side is equipped with pole setting 102, pole setting 102 is close to top department and is equipped with two adjustable backs 3, adjustable back 3 includes movable block 301, first adjusting bolt 302, bracing piece 303, sleeve 304, regulation pole 305 and second adjusting bolt 306, adjustable back 3 is equipped with movable block 301 with pole setting 102 junction, the one end that movable block 301 kept away from pole setting 102 is equipped with first adjusting bolt 302, movable block 301 is located the both sides of pole setting 102 and is equipped with bracing piece 303, the one end that pole setting 102 was kept away from to bracing piece 303 is equipped with sleeve 304, the one end that adjustable back 3 is close to sleeve 304 is equipped with regulation pole 305, one side of sleeve 304 is equipped with second adjusting bolt 306, bracing piece 303 and pole setting 102 are perpendicular, movable block 301 and pole setting 102 realize fixed connection through screwing up first adjusting bolt 302, sleeve 304 inside dimension and regulation pole 305 are unanimous, sleeve 304 and bracing piece 303 are fixed connection, bracing piece 303 and bracing piece 303 are located the both sides of pole setting 3, the fixed connection through screwing up second adjusting bolt 306.

It should be noted that, in this embodiment, when a child uses the seat main body 1, for different child sizes, the height of the adjustable backrest 3 is adjusted by tightening or loosening the first adjusting bolt 302 to fix or loosen the moving block 301 on the upright 102, and when the adjustable backrest 3 is adjusted to a proper height, the second adjusting bolt 306 is loosened, at this time, the adjusting rod 305 may move on the sleeve 304 to drive the adjustable backrest 3 to move back and forth, adjust the horizontal direction of the adjustable backrest 3 to a proper position, one hand holds the adjustable backrest 3, and the other hand tightens the second adjusting bolt 306 to fix the horizontal position of the adjustable backrest 3.

Referring to fig. 1-3, a U-shaped base 101 is disposed at the bottom end of a seat body 1, a U-shaped opening of the U-shaped base 101 is disposed at one side far away from a vertical rod 102, a seat cushion 2 is disposed at the top end of the U-shaped base 101 and located on the vertical rod 102, the seat cushion 2 is located at the bottom end of an adjustable backrest 3, the seat cushion 2 comprises an armrest 201, a cross rod 202, a fixing block 203 and a tightening bolt 204, the cross rod 202 is disposed at the bottom end of the seat cushion 2, the cross rod 202 is perpendicular to the vertical rod 102, armrests 201 are disposed at two ends of the cross rod 202 and located at two sides of the seat cushion 2, a fixing block 203 is disposed at one end of the fixing block 203 far away from the vertical rod 102, the fixing block 203 is fixedly connected with the seat cushion 2, the fixing block 203 is fixedly connected with the vertical rod 102 through the tightening bolt 204, and the adjustable backrest 3 and the surface of the seat cushion 2 are provided with a soft cloth pad 4.

It should be noted that, in this embodiment, the U-shaped opening of the U-shaped base 101 is on the same side as the user, when the child moves the seat by himself, the foot moves in the space at the U-shaped opening, avoiding the collision injury, the U-shaped base 101 protects the foot safety of the child and contacts the ground in a larger area, increasing the overall stability of the seat, and by tightening the tightening bolt 204, the fixing and moving of the fixing block 203 to the upright 102 are realized, so that the height of the seat cushion 2 can be adjusted according to the heights of different children, the overall practicability of the seat is improved, and the comfort level of the seat is improved due to the arrangement of the soft cloth cushion 4.

The working flow of the utility model is as follows: when the seat is used, the U-shaped opening of the U-shaped base 101 is on the same side as a user, when a child moves the seat by himself, feet move in the space at the U-shaped opening, the impact injury is avoided, the U-shaped base 101 is used for protecting the feet of the child, the U-shaped base is in larger contact with the ground, the overall stability of the seat is improved, the fixing and moving of the fixing block 203 to the upright rod 102 are realized by screwing and loosening the screwing bolt 204, the height of the seat cushion 2 can be adjusted according to the heights of different children, the overall practicability of the seat is improved, the comfort level of the seat is improved by setting the soft cloth cushion 4, when the child uses the seat body 1, the fixing and loosening of the moving block 301 on the upright rod 102 are realized by screwing or loosening the first adjusting bolt 302, the height of the adjustable backrest 3 is adjusted, after the adjustable backrest 3 is adjusted to a proper height, the second adjusting bolt 306 is unscrewed, the adjusting rod 305 can move on the sleeve 304, the adjustable backrest 3 is driven to move back and forth, the adjustable backrest 3 is adjusted to a proper position in the horizontal direction, and the other hand can be adjusted to the right position by screwing the second adjusting bolt 306, and the other hand can be adjusted to the right position by adjusting the backrest 3.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A scalable split type child seat back, including seat main part (1) that is used for children to use, its characterized in that: the seat is characterized in that one side of the seat main body (1) is provided with an upright (102), two adjustable backrests (3) are arranged at the positions, close to the top ends, of the upright (102), each adjustable backrest (3) comprises a moving block (301), a first adjusting bolt (302), a supporting rod (303), a sleeve (304), an adjusting rod (305) and a second adjusting bolt (306), the connecting part of each adjustable backrest (3) and the upright (102) is provided with the moving block (301), one end, far away from the upright (102), of each moving block (301) is provided with the first adjusting bolt (302), two sides, close to the upright (102), of each moving block (301) are provided with the supporting rods (303), one end, close to the sleeve (304), of each adjustable backrest (3) is provided with the adjusting rod (305), and one side, close to the sleeve (304), of each sleeve (304) is provided with the second adjusting bolt (306).

2. A telescopically adjustable split child seat back according to claim 1, wherein: the support rod (303) is perpendicular to the vertical rod (102), the movable block (301) is fixedly connected with the vertical rod (102) through screwing down the first adjusting bolt (302), the inner size of the sleeve (304) is consistent with the size of the adjusting rod (305), the sleeve (304) is fixedly connected with the support rod (303), the support rod (303) is fixedly connected with the adjustable backrest (3), and the support rod (303) is fixedly connected with the sleeve (304) through screwing down the second adjusting bolt (306).

3. A telescopically adjustable split child seat back according to claim 1, wherein: the bottom end of the seat main body (1) is provided with a U-shaped base (101), and a U-shaped opening of the U-shaped base (101) is arranged on one side far away from the upright rod (102).

4. A telescopically adjustable split child seat back according to claim 3, wherein: the utility model discloses a seat cushion, including U-shaped base (101) top and seat cushion (2), seat cushion (2) are located the bottom of adjustable back (3), seat cushion (2) are including handrail (201), horizontal pole (202), fixed block (203) and screw up bolt (204), seat cushion (2) bottom is equipped with horizontal pole (202), horizontal pole (202) are perpendicular setting with pole setting (102), both ends and the both sides that are located seat cushion (2) of horizontal pole (202) all are equipped with handrail (201), seat cushion (2) and pole setting (102) junction are equipped with fixed block (203), the one end that pole setting (102) was kept away from to fixed block (203) is equipped with screws up bolt (204).

5. A telescopically adjustable split child seat back according to claim 4, wherein: the fixed block (203) is fixedly connected with the seat cushion (2), and the fixed block (203) is fixedly connected with the upright rod (102) through tightening a tightening bolt (204).

6. A telescopically adjustable split child seat back according to claim 1, wherein: the surface of the adjustable backrest (3) and the surface of the cushion (2) are both provided with soft cloth cushions (4).