CN2206578Y

CN2206578Y - Height adjusting device of high chair for children

Info

Publication number: CN2206578Y
Application number: CN 94217956
Authority: CN
Inventors: 简瑞龙
Original assignee: JINNA MANUFACTURING FACTORY THAILAND Co Ltd
Current assignee: JINNA MANUFACTURING FACTORY THAILAND Co Ltd
Priority date: 1994-07-29
Filing date: 1994-07-29
Publication date: 1995-09-06
Anticipated expiration: 2004-07-29

Abstract

The utility model relates to a height adjusting device of high chair for children. The central both-side positions of the back of the chair are respectively formed with longitudinal raised lines whose inner sides are provided with sliding chutes. The top part of the chair feet is formed with a U-shaped rod. The U-shaped rod is provided with a hollow lug whose both sides are provided with sliding blocks. The sliding blocks are positioned in the inner part of each sliding chute and the sliding blocks can slide up and down in the inner parts of the sliding chutes. A set of height adjusting device is arranged between opposite chair feet and the height adjusting device is fixed with the bottom part of the chair back. Ejector pins can disengage from different embed hole points which are positioned on chair feet when a foot throw rod is moved by feet so that the chair back can make up and down lifting and adjusting movements on the chair feet. The purpose of adjusting height can be obtained.

Description

Height adjusting device of high chair for children

The utility model relates to a kind of height adjuster of children's high chair, mainly is the advantage that reaches adjustable round numberp round figure virgin high chair height with the height adjustable structure of the utility model high chair.

Children's high chair is used by the less children of has age in the family widely now, so that supply children's ride-on with this children's high chair, so but children's high chair utmost point is subjected to mass consumption person's welcome.

Yet, the general existing children's high chair of traditional type, it mainly is the support of making high chair with wood quality, handrail and can be supported in structures such as ground chair pin, so that when children take on high chair, this high chair can be put the usefulness of having a meal for children in the dining table side, yet, children's high chair of above-mentioned traditional type, support because of this children's high chair, handrail and chair pin etc. are all with wood quality and are made for the fixed kenel that can't adjust height, height because of children has nothing in common with each other again, and with a kind of fixed and can't adjust children's high chair of height and can't be fit to various different height children's demand, therefore, the practicality of above-mentioned existing children's high chair is not good, and the necessity that is improved is arranged in fact.

Main purpose of the present utility model is to provide a kind of height adjuster of children's high chair, and making it mainly is to reach the advantage that can be convenient to adjust this high chair height with children's high chair of the present utility model, becomes progressive, a practical novel designs.

The purpose of this utility model is realized by following technical scheme.

A kind of height adjuster of children's high chair, high chair mainly is made up of two groups of chair pin, a chair back, two hinge plate groups, two handrails and a height adjuster, this chair pin is arranged at the forward and backward position of the chair back respectively, and the seat and put runners of being pivoted respectively in the appropriate location, the place ahead of the chair back, in between the chair pin of one group of forward and backward correspondence, be pivoted with the hinge plate group, waist the place ahead in the chair back protrudes out a handrail forward, it is characterized in that:

Form vertical raised line that the inboard has chute respectively in the back side of chair back central authorities both sides, and a U type bar is formed on the top of chair pin, this U type bar is provided with the hollow projection that both sides have slide block, and this slide block is to be positioned at the inside of each chute and can to make slide block in the inner upper and lower slip of chute;

This height adjuster, be to be arranged between the chair pin of one group of correspondence and the locking of the bottom of this height adjuster and the chair back is one, and in chair pin inner surface with longitudinal separation apart from forming a plurality of embeddings hole, and height adjuster is to comprise: one adjusts piece, one spring, one pivot piece, one pin actuating strut, one end of this adjustment piece has a trepanning that can wear the chair pin, a side of adjusting piece forms a hollow block, the inner top of this hollow block and pivot interblock are provided with spring, and the pivot piece is for being hubbed in the hollow block, and a side of pivot piece forms the protruding pin that can embed the chair pin, and the pivot piece is provided with a pin actuating strut;

By the combination of said structure, drive the pin actuating strut with foot, foot-propelled is made lever linkage pivot piece and is pivoted, and protruding pin breaks away from the embedding hole blocking of chair pin, can adjust this chair back, the height and position of seat on the chair pin.

The purpose of this utility model also can further be realized by following technical measures.

The height adjuster of aforesaid children's high chair, wherein this pin actuating strut is to be the Ω type, and the side of pin actuating strut is provided with one and has the lug that inside has perforation, screw laterally runs through behind the perforation and locks the screw positioned internal.

The height adjuster of aforesaid children's high chair, wherein the inner top of hollow block forms a projection down, and a side of pivot piece forms the top and also forms a projection, spring is positioned between one group of relative projection locatees.

The utility model have at least as after advantage:

Have and to adjust the advantage of this high chair: because of children's high chair of the present utility model has one group of height adjuster, be different height, with the children's that are suitable for having different heights usefulness so can adjust this high chair to differing heights.

Further specify architectural feature of the present utility model and purpose below in conjunction with accompanying drawing.

Fig. 1 is a stereo appearance figure of the present utility model.

Fig. 2 is a three-dimensional appearance exploded view of the present utility model.

Fig. 3 is the three-dimensional exploded view of height adjuster of the present utility model.

Fig. 4 is a side plan view of the present utility model.

Fig. 5 is a chair back rear perspective view of the present utility model.

Fig. 6 is the side sectional view of height adjuster of the present utility model.

Fig. 7 analyses and observe action diagram for the side of height adjuster of the present utility model.

Fig. 8 is the side plan view of height after turning down of high chair of the present utility model.

The utility model be a kind of children's high chair height adjuster as shown in Figure 1 and Figure 2, high chair 10 of the present utility model mainly is made up of institutes such as two groups of

chair pin

20,30, a chair back 40, two hinge plate groups 50, two handrails 60 and height adjusters 70;

This chair pin the 20, the 30th is arranged at the forward and backward position of the chair back 40 respectively, and can be respectively in the appropriate location, the place ahead of the chair back 40 has a be pivoted seat 41 and put runners 42 etc. of the flexible pivot button 401 of hypertonic with a plurality of, this seat 41 can supply children's ride-on, can put usefulness for children foot and put runners 42;

20,30 on chair pin in one group of forward and backward correspondence is pivoted with hinge plate group 50, this hinge plate group 50 is to form with institutes such as left hinge plate 51 and right hinge plates 52 respectively, and the end of left and

right hinge plate

51,52 is pivoted with

chair pin

20,30 respectively, so that the connection of 20,30 on two chair pin is provided with left and

right hinge plate

51,52;

And protruding out formation one hollow cylinder 61 forward in the waist anterior position of the chair back 40, a foldable handrail 60 is pivoted in the place ahead of this hollow cylinder 61;

As Fig. 4, shown in Figure 5, design features of the present utility model is to be: two side positions form vertical raised line 43 that the inboard has chute 44 respectively in the back side of the chair back 40 central authorities, and a U type bar 21 is formed on the top of chair pin 20, be provided with the hollow projection 22 that both sides have slide block 23 in this U type bar 21, and slide block 23 is to be positioned at the inside of each chute 44 and can to make slide block 23 in chute 44 inner upper and lower slips;

As shown in Figure 3, one height adjuster 70, it is 20 on the chair pin that can be arranged at one group of correspondence, and this height adjuster 70 is to be one with the locking of the bottom of the chair back 40, and in the inner surface of chair pin 20 with longitudinal separation apart from forming a plurality of embeddings hole 24, this height adjuster 70 is to comprise: one adjusts piece 71, spring 72, pivot piece 73, pin actuating strut 74 etc.; One end of this adjustment piece 71 has a trepanning 711 that can wear chair pin 20, adjust the action that piece 71 can be made Height Adjustment in the surface of chair pin 20 so that can make, and a side of adjusting piece 71 forms a hollow block 712, the inner top of this hollow block 712 forms a projection 713 down, the bottom of this projection 713 is can be inserted in one suitable flexible spring 72 can be provided, and pivot piece 73 is passed with a pivot 731 in the side of pivot piece 73, pivot piece 73 is hubbed at hollow block 712 inside, and a side of pivot piece 73 and upper end form a protruding pin 732 respectively, projection 733, just can make spring 72 be positioned at one group of relative projection 713,733 location (as shown in Figure 6), and protruding pin 732 just can be corresponding states with the embedding hole 24 on the chair pin 20, the side that the bottom of pivot piece 73 is away from aforementioned pivot 731 forms screw 734,734 of relative screws between two pivot pieces 73 are provided with a pin actuating strut 74, this pin actuating strut 74 is to be the Ω type, and the side of pin actuating strut 74 is provided with one and has the lug 741 that inside has perforation 742, so that can lock screw 734 positioned internal by screw 743 laterally runs through perforation 742 backs, and pin actuating strut 74 and pivot piece 73 are combined as a whole.

As shown in Figure 7, when the utility model such as desire are adjusted the height of this high chair, at first pin actuating strut 74 is pivoted with counter clockwise direction with foot, but because of

pin actuating strut

74 and 73 of pivot pieces be interlock so, is that the axle center is pivot counterclockwise and make pivot piece 73 with pivot 731, make protruding pin 732 can break away from embedding hole 24 blockings of chair pin 20 this moment, spring 72 is compressive state, when press down the chair back 40 to the appropriate location this moment (as Fig. 8), after loosening pin actuating strut 74, promptly because of the event of the elastic recovery of the spring among Fig. 7 72, pivot piece 73 is pivoted with suitable pin pin direction, after treating that protruding pin 732 is positioned at embedding hole 24 positioned internal different on the chair pin 20, can finish the effect of adjusting the high chair height.

Claims

1, a kind of height adjuster of children's high chair, high chair mainly is made up of two groups of chair pin, a chair back, two hinge plate groups, two handrails and a height adjuster, this chair pin is arranged at the forward and backward position of the chair back respectively, and the seat and put runners of being pivoted respectively in the appropriate location, the place ahead of the chair back, in between the chair pin of one group of forward and backward correspondence, be pivoted with the hinge plate group, waist the place ahead in the chair back protrudes out a handrail forward, it is characterized in that:

2, the height adjuster of children's high chair according to claim 1, it is characterized in that: this pin actuating strut is to be the Ω type, and the side of pin actuating strut is provided with one and has the lug that inside has perforation, and screw laterally runs through behind the perforation and locks the screw positioned internal.

3, the height adjuster of children's high chair according to claim 1 is characterized in that: the inner top of hollow block forms a projection down, and a side of pivot piece forms the top and also forms a projection, spring is positioned between one group of relative projection locatees.