Adjustable children dinning chair
Technical field
The utility model belongs to the furniture technical field, relates to a kind of children dinning chair, particularly a kind of adjustable children dinning chair.
Background technology
Children dinning chair mainly is a kind of chair of safe ready design when taking food for children, and children are sitting in the chair the inside and can fall down, and also need not be grown up during feed and have in arms.Existing children dinning chair is considered children with advancing age and the bodily form becomes big, so designed the adjustable seat for children of seat board, for example, Chinese patent literature discloses the adjustable seat for children of a kind of seat board 98234022.2.This seat for children includes backrest, handrail, dinner table plate, seat board, foot pedal chair pin and runners, two chair pin are fixed on the runners, its upper end is connected with handrail, the dinner table plate is connected in the groove of handrail medial surface with its inboard, both sides, at inboard equidistant some the transverse concave grooves that have of chair pin, seat board, foot pedal tightly are placed in groove with its both sides respectively.In order to prevent that dinner table plate, seat board, foot pedal from getting loose, all be critical to be placed in groove in this structure, plate injects groove and requires great effort very much, and dismounting is inconvenient, can the becoming flexible for a long time of usefulness, and it is unreliable to cause locating.The groove of chair pin inboard connects, seat board, foot pedal can because cluneal region in children rock or the swing of pin occurs deviating from from the rear and the danger that causes children to fall down, the gravity of children's whole body all is pressed on two chair pin in addition, and two chair pin intensity are limited, and security is not high.In order to gain in strength and balance, all increased pull bar between the handrail and between two chair pin, chair pin lower curtate has increased runners, design more complicated and many with the use material, the dinner table plate can only be installed on the handrail, children sit low spot and just can't reach the dinner table plate, so children's position height adjustable range is little.
Summary of the invention
The purpose of this utility model be at the dismounting of existing children dinning chair, install inconvenient, security is not high, the design complicated, use that material is many, children's the little defective of position height adjustable range, provide a kind of dismounting and easy for installation flexible, safe, bear a heavy burden big, design fairly simple, the use material is few and children's the big children dinning chair of position height adjustable range.
The purpose of this utility model can realize by following technical proposal: a kind of adjustable children dinning chair, comprise two herringbone chair pin that are symmetricly set in both sides, between these two chair pin, be provided with backrest, dinner table plate, seat board, foot pedal from top to bottom successively, it is characterized in that, the anterior along continuous straight runs of described two chair pin has some grooves one to one mutually, described seat board inserts in corresponding two grooves of these two chair pin, and is provided with between seat board and chair pin and prevents that seat board from deviating from the chair pin but removable lining location structure.
The utility model mainly is a kind of chair of safe ready design when taking food for children, and children are sitting on the chair seat board, are leaning against backrest; foot-operated foot pedal; the health front portion can not fallen down under the protection of dinner table plate, can have a dinner on the dinner table plate during feed, need not be grown up and have in arms.The position of seat board can be according to children's height, insert between dinner table plate and the foot pedal in corresponding two grooves of any two chair pin, seat board and chair pin are provided with at groove and prevent that seat board from deviating from the chair pin but removable lining location structure, when seat board is inserted in the groove of chair pin, location structure is stuck in the groove, prevent that seat board from deviating from, in the time of adjusting the position of seat board, seat board can be shirked.
In above-mentioned adjustable children dinning chair, described dinner table plate inserts in two corresponding two grooves of chair pin in seat board top, and is provided with between dinner table plate and chair pin and prevents that the dinner table plate from deviating from the chair pin but removable lining location structure.Children can have meal, play with toys or have a rest on all fours at the dinner table plate, the dinner table plate increases location structure and has enlarged the scope of application of the present utility model, is convenient to regulate children's position height, as: children sit when relatively lower, the dinner table plate also can be installed low spot, so also can reach the dinner table plate.
In above-mentioned adjustable children dinning chair, described foot pedal inserts in two corresponding two grooves of chair pin in seat board below, and is provided with between foot pedal and chair pin and prevents that foot pedal from deviating from the chair pin but removable lining location structure.When children are sitting on the dining chair, can step down on the foot pedal, safety and comfort more, foot pedal increases location structure, makes the utility model be fit to the children of different height.
In above-mentioned adjustable children dinning chair, be provided with boundary belt between described dinner table plate and the seat board.Usually, described boundary belt is T-shaped, comprises the head and the lower end of symmetry, and the head two ends are fixed on the backrest, and the lower end is fixed on the seat board.T shape boundary belt is more suitable for human body, and children's two legs stretch out from the interval that forms between boundary belt head and the seat board, avoids health to get off from landing between platen and the seat board, more safety and comfort.
In above-mentioned adjustable children dinning chair, described herringbone chair pin comprises front chair leg and back chair pin, is provided with connecting rod between the front chair leg of two chair pin, also is provided with connecting rod thereafter between the chair pin.Connecting rod has increased the stability and the intensity of chair pin, avoids two chair pin to split from both sides.
In above-mentioned adjustable children dinning chair, described location structure comprises alignment pin, driving lever and spring, be provided with jack in the described groove, described alignment pin is established in onboard the shrinkage pool, the driving lever mid portion is hinged on the plate of shrinkage pool sidepiece, the driving lever head is connected on the alignment pin, and spring one end withstands shrinkage pool and withstands alignment pin away from the inwall one side other end of jack, and the elastic force of spring heads into above-mentioned jack with an end of alignment pin.Therefore no matter be seat board, dinner table plate or foot pedal, all be suitable for this location structure, the plate here is meant a kind of in seat board, dinner table plate or the foot pedal.
In above-mentioned adjustable children dinning chair, described alignment pin is cylindricality, and the intermediate portion diameter is than small in ends, and length is shorter than two ends.When this structure made the driving lever head be stuck in the alignment pin centre, driving lever can drive alignment pin and move around at axial direction.
In above-mentioned adjustable children dinning chair, described driving lever head is provided with c-shaped dop.It is more firm and easy for installation that C shape dop is stuck in the alignment pin mid portion.
When inserting plate in the groove, stir the driving lever afterbody, driving lever rotates around pin joint, the driving lever head drives alignment pin compression spring, contract in the alignment pin, loose one's grip during with alignment pin alignment indentation internal plug seat, the elastic force of spring makes alignment pin pass through hole to stretch out in the groove internal plug seat that heads into simultaneously in the chair pin; When plate is taken out from groove, stir the driving lever afterbody, driving lever is that rotate at the center with the pin joint, and head drives alignment pin compression spring, withdraws from the shrinkage pool of alignment pin in the chair pin, then plate is extracted out.
As another kind of scheme, in above-mentioned adjustable children dinning chair, described location structure comprises alignment pin, driving lever and spring, be provided with jack in the described groove, described alignment pin is established in onboard the shrinkage pool, one end of driving lever is connected that the other end stretches out from described shrinkage pool on the alignment pin, and spring one end withstands shrinkage pool and withstands alignment pin away from the inwall one side other end of jack, and the elastic force of spring heads into jack with an end of alignment pin.
When inserting plate in the groove, stir the driving lever external part, the driving lever head drives alignment pin compression spring, contracts in the alignment pin, looses one's grip during with alignment pin alignment indentation internal plug seat, and the elastic force of spring stretches out alignment pin and heads into simultaneously in the interior groove internal plug seat of chair pin; When plate is taken out from groove, stir the driving lever external part, the driving lever head drives alignment pin compression spring, withdraws from the jack of alignment pin in the chair pin, then plate is extracted out.
Compared with prior art, advantage of the present utility model is:
1, dinner table plate, seat board, foot pedal both sides are equipped with and prevent that them from deviating from the chair pin but removable lining location structure.Make the dismounting of above-mentioned plate and easy for installation flexibly and the groove of chair pin inboard do not connect, prevented above-mentioned plate owing to cluneal region in children rock or the swing of pin is deviate from, safe.
2, two chair pin are the herringbones of symmetry, and the location is reliable, it is bigger to bear a heavy burden, and saved pull bar and runners, and the dinner table plate has the handrail function concurrently, has saved handrail, design fairly simple and have saved material.
3, the dinner table plate can be installed in corresponding two grooves of any one group of chair pin on the seat board, and the height adjustment range of child position is big.
Description of drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is the pedal elevational schematic view of first kind of embodiment in the utility model.
Fig. 3 is the pedal elevational schematic view of second kind of embodiment in the utility model.
Fig. 4 is the three-dimensional simplified schematic diagram that the driving lever of first kind of embodiment in the utility model cooperates with alignment pin.
Fig. 5 is the three-dimensional simplified schematic diagram that the driving lever of second kind of embodiment in the utility model cooperates with alignment pin.
Among the figure, 1, the chair pin; 2, backrest; 3, dinner table plate; 4, seat board; 5, foot pedal; 6, groove; 7, location structure; 8, boundary belt; 9, front chair leg; 10, back chair pin; 11, connecting rod; 12, slipmat; 13, alignment pin; 14, spring; 15, driving lever; 16, dop; 17, hinge hole; 18, groove internal plug seat; 19, screw; 20, shrinkage pool;
The specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Embodiment one
As Fig. 1 and shown in Figure 2, this adjustable children dinning chair, comprise two herringbone chair pin 1 that are symmetricly set in both sides, between these two chair pin, be provided with backrest 2, dinner table plate 3, seat board 4, foot pedal 5 from top to bottom successively, article two, chair pin 1 anterior along continuous straight runs has some grooves 6 one to one mutually, seat board inserts in these two chair pin, 1 corresponding two grooves 6, and is provided with between seat board 4 and chair pin 1 and prevents that seat board 4 from deviating from chair pin 1 but removable lining location structure 7.During use, children are sitting on the chair seat board 4, are leaning against backrest 2, foot-operated foot pedal 5, and the health front portion can not fallen down under the protection of dinner table plate 3, can have a dinner on dinner table plate 3 during feed, need not be grown up and have in arms.The position of seat board 4 can insert in according to children's height between dinner table plate 3 and the foot pedal 5 in any two chair pin, 1 corresponding two grooves 6, when seat board 4 is inserted in the groove 6 of chair pin 1, location structure 7 is stuck in the groove 6, prevent that seat board 4 from deviating from, when adjusting the position of seat board 4, seat board 4 can be shirked.Dinner table plate 3 inserts in two the chair pin in seat board 4 tops, 1 corresponding two grooves 6, and is provided with between dinner table plate 3 and chair pin 1 and prevents that dinner table plate 3 from deviating from chair pin 1 but removable lining location structure 7.Foot pedal 5 inserts in two the chair pin in seat board 4 belows, 1 corresponding two grooves 6, and is provided with between foot pedal 5 and chair pin 1 and prevents that foot pedal 5 from deviating from chair pin 1 but removable lining location structure 7.Be provided with boundary belt 8 between dinner table plate 3 and the seat board 4, boundary belt 8 comprises the head and the lower end of symmetry, and boundary belt 8 is T-shaped, and the head two ends are connected on the backrest 2, and the lower end is connected on the seat board 4.Herringbone chair pin 1 comprises between the front chair leg 9 of front chair leg 9 and 10, two chair pin 1 of back chair pin and is fixed with connecting rod 11 that the end face that also is fixed with the contact of 11, two herringbone chairs of connecting rod pin, 1 ground thereafter between the chair pin 10 is provided with slipmat 12.
As Fig. 2, shown in Figure 4, location structure 7 comprises and is cylindricality, mid portion diameter than alignment pin 13, spring 14 and driving lever 15 small in ends, that length is shorter than two ends, in the shrinkage pool 20 that alignment pin 13 is installed onboard, the mid portion of driving lever 15 is hinged on the plate of shrinkage pool 20 sidepieces, the c-shaped dop 16 of the head of driving lever 15 is connected on the alignment pin 13, spring 14 1 ends withstand shrinkage pool 20 and withstand alignment pin 13 away from the inwall one side other end of groove internal plug seat 18, and the elastic force of spring 14 heads into groove internal plug seat 18 with an end of alignment pin 13.When inserting plate in the groove 6, stir driving lever 15 afterbodys, driving lever 15 rotates around hinge hole 17, driving lever 15 head dops 16 drive alignment pin 13 compression springs 14, withdrawal through hole in the alignment pin 13, loose one's grip during with alignment pin 13 alignment indentation internal plug seats 18, the elastic force of spring 14 makes alignment pin 13 pass through hole to stretch out, and heads into simultaneously in the groove internal plug seat 18 in the chair pin 1.When plate is taken out from groove 6, stir driving lever 15 afterbodys, driving lever 15 rotates around hinge hole 17, and driving lever head dop 16 drives alignment pin 13 compression springs 14, withdraws from the groove internal plug seat 18 of alignment pin 13 in chair pin 1, then plate is extracted out.
Embodiment two
As Fig. 3 and shown in Figure 5, in the present embodiment, the mid portion and the driving lever 15 of the alignment pin 13 of location structure 7 are equipped with screw, link together by screw 19, and driving lever 15 other ends stretch out from described shrinkage pool 20.Stir driving lever 15 external parts and can directly drive and contract in the alignment pin 13 or stretch out, all the other are roughly identical in embodiment one, and present embodiment is not done and given unnecessary details.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as chair pin 1, backrest 2, dinner table plate 3, seat board 4, foot pedal 5, groove 6, location structure 7, boundary belt 8, front chair leg 9, back chair pin 10, connecting rod 11, slipmat 12, alignment pin 13, spring 14, driving lever 15, dop 16, hinge hole 17, groove internal plug seat 18, screw 19, shrinkage pool 20 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.