CN213962656U

CN213962656U - Multi-stage height-adjustable child dining chair

Info

Publication number: CN213962656U
Application number: CN202022559440.4U
Authority: CN
Inventors: 翁琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-07
Filing date: 2020-11-07
Publication date: 2021-08-17
Anticipated expiration: 2030-11-07

Abstract

The utility model discloses a child dining chair with multi-level height adjustment, which comprises a front supporting leg, a rear supporting leg and a seat; the seat is fixedly connected with the front supporting leg through the connecting seat; the rear supporting leg is fixedly connected with the connecting seat through a connecting piece and a multi-stage adjusting device; a through hole is formed at the position of the seat corresponding to the pressing part of the multi-stage adjusting device; the multistage adjusting device is fixedly connected with the connecting seat and the connecting piece respectively when the pressing part is not stressed; under the stress state of the pressing part, the multi-stage adjusting device releases the fixation of the connecting piece, and the rear supporting leg can move back and forth relative to the front supporting leg to realize the height adjustment of the seat. After the technical scheme of this application is adopted, the height of seat is adjusted to adapt to children's growth and development and the head of a family can select comfortable posture.

Description

Multi-stage height-adjustable child dining chair

Technical Field

The utility model relates to a children's dining chair field especially relates to a children's dining chair that highly can multistage adjustment.

Background

The child dining chair is a chair special for children to eat. Is suitable for babies of 0-4 years old and different ages. The materials are leather, plastic, wood and metal. The baby dining chair can help babies to develop a habit of sitting in the dining chair for eating, and avoid the trouble of feeding food after the back of the buttocks; the baby sits in the chair suitable for the baby, the baby does not face to the east and face to the west due to unstable sitting, the hands can be liberated to hold the tableware, and meanwhile, the coordination and coordination ability of hands, eyes and brain of the baby is exercised. At present, the child dining chairs special for the babies in the market are of various types, are provided with dinner plates and safety belts, and are convenient for the babies to use and feed for mothers. Some baby dining chairs are integrated, and some baby dining chairs can be disassembled into small tables and small chairs.

Many children's dining chairs currently on the market are not adjustable in height, which results in: 1. after the children use the chair for a period of time, the body grows up, and the height of the dining chair is not suitable any more. 2. When parents feed, the feeding postures of the parents need to be adjusted according to the height of the dining chair, and waist soreness and leg pain can be caused after the parents finish feeding due to the fact that children move around.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies of the prior art, the present application provides a child dining chair with multi-level height adjustment, which is adapted to the growth and development of children by adjusting the height of the chair and allows parents to select comfortable postures.

In order to realize the purpose, the utility model adopts the technical scheme that: a child dining chair with multi-level height adjustment comprises a front supporting leg, a rear supporting leg and a seat; the seat is fixedly connected with the front supporting leg through the connecting seat; the rear supporting leg is fixedly connected with the connecting seat through a connecting piece and a multi-stage adjusting device; a through hole is formed at the position of the seat corresponding to the pressing part of the multi-stage adjusting device; the multistage adjusting device is fixedly connected with the connecting seat and the connecting piece respectively when the pressing part is not stressed; under the stress state of the pressing part, the multi-stage adjusting device releases the fixation of the connecting piece, and the rear supporting leg can move back and forth relative to the front supporting leg to realize the height adjustment of the seat.

After the technical scheme of this application is adopted, the head of a family passes through to press the splenium application of force in multistage adjusting device, forces multistage adjusting device to remove the fixing to the connecting piece, and then realize the multistage regulation to the seat height through the angle that forms between support leg and the back support leg before adjusting.

The multi-stage adjusting device comprises an adjuster and a return spring; the adjuster comprises a pressing part and a connecting part; the connecting part is provided with at least two adjusting grooves; a first positioning bulge corresponding to the adjusting groove is arranged on the connecting seat; a second positioning bulge corresponding to the adjusting groove is arranged on the connecting piece; the return spring is arranged in a cavity formed by the connecting part and the connecting seat; the return spring is in a natural state; the adjusting groove is respectively fixedly connected with the first positioning bulge and the second positioning bulge in an inserting manner; and under the pressure state of the reset spring, the second positioning bulge is separated from the adjusting groove. After the technical scheme of this application is adopted, fix two between regulator and connecting seat and the connecting piece through the grafting of location arch one, location arch two and adjustment tank is fixed.

The connecting part is internally provided with an annular boss for preventing the reset spring from moving. The setting of annular boss is restricted the spring between the inner wall of connecting portion and the outer wall of annular boss, realizes that reset spring is unlikely to remove the result of use that influences the seat wantonly.

The number of adjustment grooves is two or three or four or five or six. The number of adjustment slots determines the number of stages of adjustment that the seat can achieve.

The pressing part extends out of the through hole of the seat or is flush with the outer surface of the through hole. Adopt this design convenience to carry out the application of force to pressing the portion.

The connecting piece is provided with a limiting bulge for preventing the rear supporting leg from being excessively adjusted. With this design, the rear support leg cannot be over-adjusted to cause damage to the seat.

The connecting part and the pressing part are integrally formed. By adopting the design, the regulator has lower production and assembly cost and convenient installation.

The connecting piece is fixedly connected with the rear supporting leg through clamping; the connecting seat is fixedly connected with the front supporting leg through clamping; guiding grooves facilitating the transition of the buckles are formed in the connecting piece and the connecting seat. The design of guiding groove makes connecting piece and connecting seat can realize the joint fast with back supporting leg and preceding supporting leg and fix, and the installation is simple and convenient.

The front supporting leg and the rear supporting leg are respectively sleeved with a connecting plate. The design of connecting plate has guaranteed that back supporting leg can go on in step in the adjustment process, and the connecting plate can also regard as the ottoman to use simultaneously.

The front supporting leg and the rear supporting leg are respectively fixedly connected with an anti-skidding foot pad in a clamping manner. The design of the anti-skidding foot pad ensures that the seat is not easy to slide in the using process, and the panic of children and parents is caused.

Drawings

Fig. 1 is a perspective view of a child dining chair with multi-step height adjustment.

Figure 2 is a schematic view of the multi-level height adjustable child dining chair after being removed from the chair.

Figure 3 is an exploded view of the multi-level height adjustable child dining chair without the chair.

Figure 4 is a schematic view of the adjuster of the multi-step height adjustable child dining chair.

Figure 5 is a second schematic view of the adjuster of the multi-step height adjustable child dining chair.

Figure 6 is a schematic view of the multi-step height adjustable child dining chair connecting elements.

Figure 7 is a schematic view of the connecting seat of the child dining chair with multi-step height adjustment.

Figure 8 is a schematic view of the multi-level height adjustable child dining chair in a folded state.

Detailed Description

The preferred mode of the present application is further described below with reference to the accompanying drawings.

As shown in fig. 1 to 7, a multi-level height adjustable child dining chair comprises a front support leg 1, a rear support leg 2 and a seat 3; the seat is fixedly connected with the front supporting leg through the connecting seat; the rear supporting leg is fixedly connected with the connecting seat 5 through a connecting piece 4 and a multi-stage adjusting device; the connecting piece is fixedly connected with the rear supporting leg through clamping; the connecting seat is fixedly connected with the front supporting leg through clamping; guiding grooves 6 which facilitate the transition of the buckles 10 are arranged on the connecting piece and the connecting seat. The front supporting leg and the rear supporting leg are respectively sleeved with a connecting plate 7. The front supporting leg and the rear supporting leg are respectively clamped and fixed with an anti-skidding foot pad 8.

The multi-stage adjusting device comprises an adjuster 9 and a return spring (not shown in the figure); the adjuster includes a pressing portion 91 and a connecting portion 92; in order to facilitate the production process and the later assembly, the applicant prefers to design the connecting part and the pressing part as an integral molding, and naturally, the connecting part and the pressing part may be designed in a manner of separate assembly. The connecting part is provided with at least two adjusting grooves 93; the three-level adjustment of the seat is realized by providing three adjustment grooves, and the number of the adjustment grooves can be two or four or five or six or even more according to market demands.

A first positioning bulge 51 corresponding to the adjusting groove is arranged on the connecting seat 5; a second positioning bulge 41 corresponding to the adjusting groove is arranged on the connecting piece 4; the return spring is arranged in a cavity formed by the connecting part and the connecting seat; in order to prevent the return spring from being pressed and in the natural state to ensure a uniform position, the applicant has provided inside the connecting portion 92 an annular boss 94 which prevents the return spring from moving. A through hole 11 is formed at the position of the seat corresponding to the pressing part of the multi-stage adjusting device; to facilitate user adjustment, the applicant prefers to extend the press portion out of the through hole of the seat or flush with the outer surface of the through hole. To prevent user over-adjustment, applicant prefers to provide a stop tab 42 on the connector that prevents over-adjustment of the rear support leg.

The return spring is in a natural state; the adjusting groove is respectively fixedly connected with the first positioning bulge and the second positioning bulge in an inserting manner; namely, the multistage adjusting device is respectively and fixedly connected with the connecting seat and the connecting piece under the state that the pressing part is not stressed; and under the pressure state of the reset spring, the second positioning bulge is separated from the adjusting groove. Under the state that the pressing part is stressed, the multi-stage adjusting device releases the fixation of the connecting piece, and the rear supporting leg can move back and forth relative to the front supporting leg to realize the height adjustment of the seat.

In order to better explain the technical solution of the present application, the adjustment of the present application is first explained in detail: when a user needs to adjust the height of the seat, the pressing parts on the two sides are pressed at first, the connection relation between the connecting piece and the adjuster is solved, and then the rear supporting leg moves forwards or backwards to adjust the height of the seat through adjusting the included angle formed between the front supporting leg and the rear supporting leg. After the adjustment is completed, the pressure on the pressing part is released, the second positioning protrusion is fixedly connected with the adjuster in an inserting mode under the action of the reset spring, and the height adjustment is completed. When the child dining chair is not used, the child dining chair can be stored so as to save the storage space, the storage mode is the same as the adjustment mode and is not described again, and the state after storage is shown in the attached drawing 8.

Claims

1. A child dining chair with multi-level height adjustment comprises a front supporting leg, a rear supporting leg and a seat; it is characterized in that; the seat is fixedly connected with the front supporting leg through the connecting seat; the rear supporting leg is fixedly connected with the connecting seat through a connecting piece and a multi-stage adjusting device; a through hole is formed at the position of the seat corresponding to the pressing part of the multi-stage adjusting device; the multistage adjusting device is fixedly connected with the connecting seat and the connecting piece respectively when the pressing part is not stressed; under the stress state of the pressing part, the multi-stage adjusting device releases the fixation of the connecting piece, and the rear supporting leg can move back and forth relative to the front supporting leg to realize the height adjustment of the seat.

2. The children's dining chair with multi-level height adjustment according to claim 1, wherein the multi-level adjustment mechanism comprises an adjuster and a return spring; the adjuster comprises a pressing part and a connecting part; the connecting part is provided with at least two adjusting grooves; a first positioning bulge corresponding to the adjusting groove is arranged on the connecting seat; a second positioning bulge corresponding to the adjusting groove is arranged on the connecting piece; the return spring is arranged in a cavity formed by the connecting part and the connecting seat; the return spring is in a natural state; the adjusting groove is respectively fixedly connected with the first positioning bulge and the second positioning bulge in an inserting manner; and under the pressure state of the reset spring, the second positioning bulge is separated from the adjusting groove.

3. The children's dining chair with multiple height adjustments of claim 2, wherein the connecting portion has an annular protrusion for preventing the return spring from moving.

4. The children's dining chair with multiple height adjustments of claim 2, wherein the number of the adjustment grooves is two or three or four or five or six.

5. The children's dining chair with multiple height adjustments of claim 2, wherein the pressing portion extends out of the through hole of the chair or is flush with the outer surface of the through hole.

6. A child dining chair with multiple levels of height adjustment according to claim 2, wherein the connecting members are provided with stop projections to prevent the rear support legs from being over-adjusted.

7. The children's dining chair with multi-level height adjustment according to claim 2, wherein the connecting portions are integrally formed with the pressing portions.

8. The children's dining chair with multi-level height adjustment according to claim 2, wherein the connecting member is fixedly connected to the rear supporting leg by means of a snap-fit connection; the connecting seat is fixedly connected with the front supporting leg through clamping;

guiding grooves facilitating the transition of the buckles are formed in the connecting piece and the connecting seat.

9. The children's dining chair with multiple adjustable heights as claimed in claim 2, wherein the front supporting leg and the rear supporting leg are respectively sleeved with a connecting plate.

10. The children's dining chair with multi-level height adjustment according to claim 2, wherein anti-slip foot pads are fastened to the front and rear supporting legs.