CN103211435B - Multifunctional high ladder chair - Google Patents

Abstract

The invention relates to a high chair, in particular to a high chair with multiple functions. A multifunctional high-foot ladder chair, including a seat and a frame; the frame carries the seat, and the frame can move between an unfolded position and a folded position; the frame includes a front support leg and a rear support leg, and the front support leg The upper part is riveted with the top of the rear supporting foot; a first crossbeam is riveted between each foot of the front supporting foot; a second crossbeam is also riveted between each foot of the rear supporting foot; there is a connection between the lower part of the front supporting foot and the lower part of the rear supporting foot Rod, the two ends of the connecting rod are respectively bolted to the front support leg and the rear support leg; a set of support frames is arranged on the rear support leg; a support rod arranged horizontally is carried on the set of support frames; one side of the seat is riveted to the front support The upper part of the foot is carried on one side by a support bar. Through ingenious design, the functions of high chair, step ladder, single ladder and stretcher are concentrated in one product, and at the same time, it is convenient for storage. It can be applied in various places of life, entertainment and office, and it is easy to use and has a wide range of uses. <!--1-->

Description

multifunctional high chair

technical field

The invention relates to a high chair, in particular to a high chair with multiple functions.

Background technique

At present, the ladder chairs on the market are still in the stage of home use. For the ladder chairs used at home, they need a comfortable sitting posture as a chair, and have a wider operating range when used as a ladder, and the ladder chairs must be easy to adjust and store. The special ladder chair cannot fulfill the functional requirements of the family ladder chair very well.

For other environments, such as stores, restaurants, especially the service counters of restaurants, there are all kinds of drinks that need to be taken behind the counters. They need a product that can not only meet their work on the counter, but also help them. Climb to a high place to get the drink product.

Contents of the invention

The purpose of the present invention is to provide a multi-functional high-foot ladder chair which can be used as a high-chair and a ladder and can be used as a stretcher when necessary.

The technical solution adopted by the present invention is: a multifunctional high-leg ladder chair, including a seat and a frame; the frame carries the seat, and is characterized in that:

The frame body includes a set of front supporting feet and rear supporting feet, and the upper part of the front supporting feet is hinged with the top of the rear supporting feet;

A front folding extension rod is connected to the end of the front support leg, and a positioning pin of the front folding extension rod is provided below the connection between the front support leg and the front folding extension rod, and the front folding extension rod is matched with the front folding extension rod for positioning The pin is equipped with a front folding extension bar positioning slot;

A rear folding extension rod is connected to the end of the rear support leg, and a rear folding extension rod positioning pin is arranged below the connection between the rear support leg and the rear folding extension rod, and the rear folding extension rod is matched with the rear folding extension rod for positioning The pin is equipped with a positioning slot for the rear foldable extension rod;

A first beam is connected between the front supporting legs;

A second beam is connected between the rear supporting feet;

A detachable connecting rod is bolted to the lower part of the front supporting leg and the lower part of the rear supporting leg;

A support frame is provided on the rear support foot;

A detachable support rod arranged horizontally is carried on the support frame;

The seat is located between the front and rear supporting legs, one side of the seat is hinged on the upper part of the front supporting legs, and the other side can be carried by the supporting rod. hole.

Preferably, an arc-shaped connecting rod is provided on the top of the front supporting leg, and there is an included angle between the arc-shaped connecting rod and the front supporting leg, and a backrest is connected to the top of the arc-shaped connecting rod.

Preferably, the bottom surface of the seat plate is provided with a seat plate groove that can cooperate with the support rod.

Preferably, the support frame is provided with a support frame groove that can be matched with the support rod, and a support positioning hole is provided in the support frame groove, and support positioning pins are respectively provided at both ends of the support rod, and the support positioning pin Cooperate with the support positioning hole to position the support rod.

Preferably, the connecting rod is divided into two sections, and the two sections are connected by bolts.

Preferably, a retractable pedal is provided at the lower part of the front supporting foot, and the pedal is carried on a first crossbeam at the lower part of the front supporting foot. The pedal is provided with a chute, and the end of the chute is fixed with a chute limiting block. A slide pin is arranged on the first crossbeam carrying the pedal, and a pedal limit block is arranged on the front supporting foot above the first crossbeam carrying the pedal.

Preferably, a support rod positioning pin is provided in the middle of the support rod, and a support rod positioning hole cooperating with the support rod positioning pin is provided on the pedal.

Preferably, a reverse positioning slot is provided on the front foldable extension bar, and the reverse positioning slot can cooperate with a reverse positioning pin provided above the joint between the front support leg and the front foldable extension bar.

Preferably, a single-ladder limiting hole is provided on the top of the front supporting leg, the upper part of the rear supporting leg, and the seat plate. The ladder limit bolt limits the position of the seat plate and the front support foot, and the single ladder limit bolt can also limit the position of the seat plate, the front support foot and the rear foot group simultaneously.

Preferably, a first link is provided between the front foldable extension bars, and a second link is also provided between the rear foldable extension bars; an expansion hole is provided at the end of the rear support legs, and the multifunctional When the high-foot ladder chair is in the state of a single ladder, the support rod can form a wider platform through the support positioning pin and the second connecting rod for placing items; The rod positioning pin, the second connecting rod and a second beam support and position the seat cover.

The beneficial effect of the invention is that the functions of the high chair, the step ladder, the single ladder and the stretcher are concentrated in one product through ingenious design, and at the same time, it is convenient for storage. It can be applied in various places of life, entertainment and office, and it is easy to use and has a wide range of uses.

Description of drawings

Fig. 1 is a perspective view of the present invention in the state of a highchair

Figure 2 is a partial enlarged perspective view of the seat plate support

Figure 3 is a partial enlarged exploded view of the pedal installation structure

Figure 4 is a perspective view of the pedal

Figure 5 is a perspective view of the present invention in the state of a highchair

Fig. 6 is a perspective view of the present invention in the state of a ladder

Fig. 7 is a perspective view two of the present invention in the state of a ladder

Figure 8 is a perspective view of the front folding extension rod

Figure 9 is a perspective view of the rear foldable extension rod

Fig. 10 is a perspective view of the present invention in a single ladder state

Figure 11 is a perspective view of the single ladder shown in Figure 10 rotated 108°

Figure 12 is a perspective view of the present invention in a stretcher state

Figure 13 is a perspective view of the present invention in a folded state

detailed description

Embodiment 1: Used as a high chair

As shown in Fig. 1 and Fig. 2, the multi-functional high step ladder chair includes a seat 100 and a frame body 200; Body 200 comprises two front supporting feet 21 and two rear supporting feet 22, and the top of front supporting feet 21 is hinged with rear supporting feet 22 tops; First beam 231 is connected between front supporting feet 21; Between rear supporting feet 22 A second beam 232 is connected; a detachable connecting rod 24 is provided at the bottom of the front supporting leg 21 and the lower part of the rear supporting leg 22, and the two ends of the connecting rod 24 are respectively bolted to the front supporting leg 21 and the rear supporting leg 22; A spacer 241 is provided at the bolted joint between the connecting rod 24 and the front supporting foot 21; the connecting rod 24 is divided into two sections, and the two sections are connected by bolts. A triangular support frame 221 is provided on the rear support foot 22; a detachable support rod 222 arranged horizontally is carried on the support frame 221; an arc-shaped connecting rod 211 is arranged on the top of the front support foot 21, and the arc-shaped connecting rod 211 is connected with the front support There is an included angle α between the feet 21, and a backrest 212 is connected to the top of the arc-shaped connecting rod; the seat 100 is composed of a seat plate 12 and a seat cover 11, and one side of the seat 100 is hinged on the upper part of the front support leg 21, and the other side is It can be carried by the support rod 222; the bottom surface of the seat plate 12 is provided with a seat plate groove 121, and the support rod 222 can be trapped in the seat plate groove 121 when unfolded; the support frame 221 is also provided with a support frame groove 223, and the support rod 222 is two end is positioned at 223 in the bracket groove; 223 is provided with support positioning hole 224 in the support bracket groove; Preferably, support rod 222 two ends are respectively provided with support positioning pin 225, and support positioning pin 225 cooperates with support positioning hole 224 to support The rod 222 is positioned in the bracket groove 223 .

The above-mentioned embodiment can realize the function of the highchair, but in order to have a better user experience and use experience, the following improvements are made to it:

As shown in FIG. 3 and FIG. 4 , a pedal 25 is provided at the lower part of the front supporting leg 21 , and the pedal 25 is carried on a first beam 231 at the lower part of the front supporting leg 21 . Pedal 25 is provided with chute 251, and the end screw of chute 251 is fixed with chute stopper 252, and the first beam 231 of bearing pedal 25 is provided with slide pin 233; A pedal limiting block 254 is arranged above a beam 231 , and the pedal 25 can slide between the gap between the first beam 231 and the pedal limiting block 254 .

A pedal 25 is added to avoid the decline of user experience caused by the height problem, making it more comfortable to use.

In this way, as shown in FIG. 5 , the user can remove the seat cover 11 according to needs, or freely expand and contract the pedal 25 during use, so that the multifunctional high step chair has a better user experience.

Embodiment 2: Used as a ladder

As shown in Fig. 6, Fig. 7, Fig. 8 and Fig. 9, a front foldable extension rod 26 is connected to the end of the front support leg 21, and the front foldable extension rod 26 is provided with a front foldable extension rod positioning groove 261. The bottom of the connection between the support foot 21 and the front foldable extension bar 26 is provided with a front foldable extension bar positioning pin 262, and when the front foldable extension bar 26 turns clockwise and unfolds The extension rod positioning groove 261 is used to limit the front folding extension rod 26; the rear folding extension rod 27 is connected to the end of the rear support leg 22, and the rear folding extension rod 27 is provided with a rear folding extension rod positioning groove 271, The rear support foot 22 is provided with the rear folding extension rod locating pin 272 below the joint of the rear folding extension rod 27, and the rear folding extension rod positioning pin 272 and the back folding Type extension bar positioning slot 271 is used for limiting the rear foldable extension bar 27; a first link 281 is provided between the front foldable extension bars 26, and a second link 282 is provided between the rear foldable extension bars , used to increase structural strength and ease of use.

As shown in FIG. 7 , the user can also remove the seat cover 11 according to needs, or freely extend the pedal 25 to facilitate climbing or standing, so that the multi-functional high chair has a better user experience.

The above-mentioned embodiment can be used as a step ladder by adding two foldable extension rods to increase the height of the high chair, and the function of the step ladder can be realized.

Implementation mode three: use as a single ladder

As shown in Figure 2, a single-ladder limiting hole 31 is provided on the top of the front supporting leg 21, the upper part of the rear supporting leg 22, and the seat plate 12. Position hole 31 is coaxial, and its position is limited by single ladder limit bolt 32. Two supporting rod positioning pins 226 are arranged in the middle of the supporting rod 222 . The seat plate 12 is provided with a through hole 122, which enables the seat plate 12 to be used as a pedal when used as a single ladder.

As shown in FIG. 4 , two supporting rod positioning holes 253 are provided between the two slide slots 251 of the pedal 25 .

As shown in Figure 10, the single-ladder limit bolt 32 passes through three single-ladder limit holes 31, and when the multi-functional high-foot ladder chair is fully unfolded into a straight shape, its position is limited, so that the multi-functional high-foot ladder is realized. The function of the chair ladder. When necessary, rotate the rear foldable extension rod 27 to stand on the ground, and use the rear foldable extension rod locating pin 272 and the rear foldable extension rod positioning groove 271 to limit the rear foldable extension rod 27 to increase the height of the single ladder ; Rotate the front folding extension bar 26 against the support, and use the front folding extension bar positioning pin 262 and the front folding extension bar positioning groove 261 to limit the front folding extension bar 26, and also increase the single ladder. high. The support rod 222 is fixedly arranged on the pedal 25 through the support rod positioning pin 226 and the support rod positioning hole 253, which prevents the sliding of the pedal 25 and increases a platform for placing articles.

An expansion hole 33 is provided at the end of the rear support leg 22 and on the same plane as the support frame 221 .

As shown in FIG. 11 , when the front foldable extension bar 26 is standing on the ground, the positioning of the front foldable extension bar 26 and the rear foldable extension bar 27 is as described above and will not be repeated here. At this time, the support rod 222 can be fixed on the rear support leg 22 by cooperating with the expansion hole 33 through the support positioning pin 225, and forms a wider platform with the second connecting rod 282, which can be used for placing items.

Embodiment 4: Used as a stretcher

As shown in Figure 12, the single ladder in Figure 11 is placed flat, and one end of the seat cover 11 is placed on a first crossbeam 231 of the rear support foot 22, and the other end is placed on the support rod 222 and the rear folding extension rod 27 between a second connecting rod 282, so the stretcher function of the multifunctional high-foot ladder chair can be realized. Since the seat board 12 and the seat cover board 11 have larger areas, the uncomfortable feeling caused by the first beam 231 or the second beam 232 when used as a stretcher can be avoided.

The folding of the multifunctional high step chair

As shown in FIG. 6 , a reverse positioning pin 292 is provided above the riveted joint between the front support leg 21 and the front foldable extension bar 26 .

As shown in FIG. 8 , a reverse positioning slot 291 is provided on the front foldable extension bar 26 .

As shown in Figure 13, the seat plate 12 is rotated and the seat plate 12 and the front support foot 21 are fixed through the single-ladder limit bolt 32 and the single-ladder limit hole 31; combined position; the front foldable extension bar 26 prevents the front foldable extension bar 26 from rotating through the reverse positioning groove 291 and the reverse positioning pin 292; the seat cover plate 11 is vertically placed on the pedal 25; the support bar 222 is placed on the multifunctional In the internal gap after the step ladder chair is folded.

In the first embodiment, although it is described as a high chair, the high chair in the first embodiment can still be used as a step ladder, retaining its function of increasing height; similarly, in the second embodiment Among them, the step ladder in Embodiment 2 can also be used as a high chair.

Claims (7)

1. Multifunctional high ladder chair, including seat support and support body；Support body carries this seat support, it is characterised in that:

Support body comprises one group of front support foot and rear support foot, and top and the rear support foot top of front support foot are hinged；

Collapsible extension bar before front support foot end connects and has, collapsible extension bar alignment pin before the lower section of front support foot Yu front collapsible extension bar junction is provided with, before front collapsible extension bar coordinates, collapsible extension bar alignment pin is provided with front collapsible extension bar locating slot；

Collapsible extension bar after rear support foot end connects and has, collapsible extension bar alignment pin after the lower section of rear support foot Yu rear collapsible extension bar junction is provided with, collapsible extension bar locating slot after collapsible extension bar alignment pin is provided with after rear collapsible extension bar coordinates；

Connect between front support foot and have first crossbeam；

Connect between rear support foot and have second cross beam；

In the bottom of the bottom of front support foot and rear support foot, bolt has dismountable connecting rod；

Rear support foot is provided with bracing frame；

Dismountable support bar of a horizontally set is carried on support frame as described above；

Seat support props up front and back between spike, and seat support side is hinged on front support foot top, and opposite side can be carried by support bar, and described seat support is made up of seat board and flap plate, is provided with through hole in the middle of described seat board；

Seat board bottom surface is provided with the seat board groove that can coordinate with support bar；

Support frame as described above is provided with the bracing frame groove that can coordinate with support bar, is provided with and supports hole, location in support frame as described above groove, and described support bar is respectively arranged at two ends with support alignment pin, supports alignment pin and coordinates support bar location with hole, support location；

It is provided with telescopic pedal in front support underfooting portion, pedal is carried on a first crossbeam in front support underfooting portion, described pedal is provided with chute, chute end cancellous screw is fixed with chute limited block, the first crossbeam of carrying pedal is provided with sliding pin, and the first crossbeam being positioned at carrying pedal on front support foot is arranged over padal stop.

2. Multifunctional high ladder chair as claimed in claim 1, it is characterised in that: front support foot top is provided with curved rod, has an angle between curved rod and front support foot, and connecting on curved rod top has backrest.

3. Multifunctional high ladder chair as claimed in claim 1, it is characterised in that: connecting rod is divided into two sections, and two intersegmental are bolted.

4. Multifunctional high ladder chair as claimed in claim 1, it is characterised in that: being provided with support bar alignment pin in the middle part of support bar, pedal is provided with the hole, support bar location with support bar detent fit.

5. Multifunctional high ladder chair as claimed in claim 1, it is characterised in that: being provided with inverted orientation groove on front collapsible extension bar, reverse-locating groove can coordinate with being located at the front support foot inverted orientation pin with the top of front collapsible extension bar junction.

6. Multifunctional high ladder chair as claimed in claim 1, it is characterized in that: on front support foot top, rear support foot top and seat board, be provided with single ladder spacing hole, when Multifunctional high ladder chair fully deployed one-tenth yi word pattern, three single ladder spacing holes are coaxial, by single ladder limited bolt by spacing with front support foot for seat board, the most single ladder limited bolt also can be spacing with front support foot and rear foot group by seat board.

7. Multifunctional high ladder chair as claimed in claim 1, it is characterised in that: between front collapsible extension bar, it is provided with first connecting rod, between rear collapsible extension bar, also is provided with second connecting rod；Being provided with expansion hole, position on the end of rear support foot, in Multifunctional high ladder chair under single scalariform state, support bar can form wider platform with second connecting rod, for placing articles by supporting alignment pin；Under Multifunctional high ladder chair is stretcher state, supports alignment pin, support bar alignment pin, second connecting rod and a second cross beam and seat cover plate support is positioned.