CN215838087U - Dining chair convenient to adjust - Google Patents

Abstract

The utility model discloses a dining chair convenient to adjust, wherein a backrest and a rear supporting leg are detachably arranged on the front supporting leg, the front supporting leg is provided with a plurality of buckling holes, a locking structure comprises a rotating component and a moving component, the rotating component is rotatably arranged on a lifting joint, the moving component is slidably arranged on the lifting joint, the rotating component is provided with a matching curved surface, the moving component is provided with a matching bulge and a lock tongue, the lock tongue is positioned in the buckling hole to lock a bearing seat and a main body, the rotating component rotates relative to the lifting joint and rotates along with the matching curved surface and pushes against the matching bulge to enable the moving component to move relative to the lifting joint, the lock tongue is separated from the buckling holes to unlock the bearing seat and the main body, when the lock tongue is buckled with the other buckling hole, the horizontal height of the bearing seat is adjusted, through the design, the height of a seat and pedals of the dining chair can be adjusted, so that the dining chair is suitable for children of different ages, and when adjusting seat and pedal height, convenient operation can one-hand operation.

Description

Dining chair convenient to adjust

Technical Field

The utility model relates to a child dining chair, in particular to a dining chair convenient to adjust.

Background

With the growth of babies, the babies begin to curious about the outside, love for playing and move, become very uneasy, and have a meal which becomes the most headache problem of each family. In order to develop a good eating habit of babies, a good baby child dining chair is selected and is necessary for mothers. The children grow and develop quickly, the height of the dining chair seat and the pedals on the market can not be adjusted at present, and the dining chair is not suitable for use quickly.

SUMMERY OF THE UTILITY MODEL

In order to overcome the disadvantages of the prior art, it is an object of the present invention to provide a chair and an adjustable dining chair with height-adjustable pedals for children of different ages.

One of the purposes of the utility model is realized by adopting the following technical scheme:

a dining chair convenient to adjust comprises a main body and a bearing seat, wherein the main body comprises a front supporting leg, a backrest and a rear supporting leg, the backrest and the rear supporting leg are detachably mounted on the front supporting leg, the front supporting leg is provided with a plurality of clamping holes, the bearing seat comprises a lifting joint and a locking structure, the locking structure comprises a rotating assembly and a moving assembly, the rotating assembly is rotatably mounted on the lifting joint, the moving assembly is slidably mounted on the lifting joint, the rotating assembly is provided with a matching curved surface, the moving assembly is provided with a matching bulge and a lock tongue, the lock tongue is positioned in the clamping holes to lock the bearing seat and the main body, the rotating assembly rotates relative to the lifting joint, the matching curved surface rotates and abuts against the matching bulge to enable the moving assembly to move relative to the lifting joint, the lock tongue is separated from the buckle hole to unlock the bearing seat and the main body, and when the lock tongue is buckled with the other buckle hole, the horizontal height of the bearing seat is adjusted.

Further, the bearing seat is a seat.

Further, the bearing seat is a pedal.

Furthermore, the locking structure further comprises a first elastic piece, two ends of the first elastic piece are respectively abutted against the moving assembly and the lifting joint, when the spring bolt is separated from the buckle hole, the first elastic piece is in a compression state, and after the rotating assembly loses external force, the first elastic piece pushes the spring bolt to be buckled with the buckle hole.

Furthermore, the locking structure still includes spacing pin, the removal subassembly is equipped with spacing hole, spacing pin is fixed in the lift joint, spacing pin stretches into limit hole in the restriction removal distance of removal subassembly.

Further, the bearing seat still includes the plate body and adjusts the structure from beginning to end, plate body slidable mounting in go up and down the joint, go up and down the joint and include the fixed block, the fixed block is equipped with a plurality of locking grooves, it includes operating parts and connecting piece to adjust the structure from beginning to end, the operating parts install in the plate body, connecting part slidable mounting in the plate body, the operating parts is equipped with the spread groove, the connecting piece with the spread groove cooperation, the operating parts drives the connecting piece is relative the plate body slides, makes the operating parts with the locking groove locking or the unblock of fixed block so that adjust the plate body is relative go up and down articular front and back position.

Further, the connecting piece is L-shaped.

Further, the connecting piece includes locking end and link, the locking end reaches the link is located respectively the connecting piece tip, the locking end with lock groove buckle, the link with the spread groove buckle.

Furthermore, the quantity of connecting piece is two, the front and back regulation structure still includes the second elastic component, second elastic component both ends respectively with two the connecting piece is contradicted.

Further, the main part includes preceding supporting leg, back supporting leg and back, the buckle hole set up in on the preceding supporting leg, the dining chair of being convenient for to adjust still includes seat pocket and dinner plate, seat pocket cover is located the back, the dinner plate with seat pocket buckle.

Compared with the prior art, the dining chair convenient to adjust is characterized in that the rotating assembly is rotatably installed on the lifting joint, the moving assembly is slidably installed on the lifting joint, the rotating assembly is provided with a matching curved surface, the moving assembly is provided with a matching protrusion and a lock tongue, the lock tongue is located in the buckling hole to enable the bearing seat to be locked with the main body, the rotating assembly rotates relative to the lifting joint, the matching curved surface rotates and abuts against the matching protrusion to enable the moving assembly to move relative to the lifting joint, the lock tongue is separated from the buckling hole to enable the bearing seat to be unlocked with the main body, when the lock tongue is buckled with the other buckling hole, the horizontal height of the bearing seat is adjusted, the bearing seat is a seat and pedals, through the design, the height of the seat and the pedals of the dining chair can be adjusted, the dining chair is suitable for children of different ages, and the operation is convenient and can be operated by one hand when the lock tongue is adjusted.

Drawings

FIG. 1 is an exploded view of the dining chair of the present invention;

figure 2 is a perspective view of the load bearing seat of the adjustable dining chair of figure 1;

FIG. 3 is an exploded view of the load carrier of FIG. 2;

FIG. 4 is another exploded view of the load carrier of FIG. 2;

figure 5 is a cross-sectional view of the load bearing seat of figure 2 in a locked condition;

FIG. 6 is a cross-sectional view of the load carrier of FIG. 2 in an unlocked condition;

FIG. 7 is a partial exploded view of the load carrier of FIG. 2;

FIG. 8 is a schematic view of the internal structure of the load bearing seat of FIG. 2;

figure 9 shows an assembled view of the dining chair of figure 1, ready for adjustment;

figure 10 is a perspective view of the adjustable dining chair of figure 1 in use as a child's chair;

figure 11 is a schematic view of the back of the adjustable dining chair of figure 1 with the back removed;

figure 12 is a partial sectional view of the adjusted dining chair of figure 1;

figure 13 is an enlarged view of the adjusted dining chair of figure 12 at position A;

figure 14 shows the chair of figure 1 with the rear support legs removed for adjustment;

figure 15 is a sectional view of another alternative embodiment of the adjusted dining chair of figure 1.

In the figure: 10. a main body; 11. a front support leg; 110. a snap-in hole; 111. a first through hole; 112. an elastic pin; 12. a rear supporting leg; 120. a second through hole; 13. a backrest; 131. an elastic buckling part; 132. a pressing part; 133. a fastening part; 20. a load bearing seat; 21. a lifting joint; 210. a joint body; 211. a fixed block; 2110. a locking groove; 22. a plate body; 220. a panel; 221. a base plate; 2210. a first chute; 2211. a second chute; 23. a locking structure; 230. a rotating assembly; 2301. a rotary joint; 2302. a locking plate; 2303. matching the curved surface; 231. a moving assembly; 2310. a slider; 2312. a latch bolt; 2313. a mating protrusion; 2314. a limiting hole; 232. a limit pin; 233. a first elastic member; 234. a lateral joint; 24. a fore-aft adjustment structure; 240. an operating member; 2401. connecting grooves; 241. a connecting member; 2411. a locking end; 2412. a connecting end; 242. a second elastic member; 30. a seat pocket; 31. a fastening groove; 40. a dinner plate; 41. the buckle is convex.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, secured by intervening elements. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are 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 invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 15, an adjustable dining chair according to the present invention comprises a main body 10, a load-bearing seat 20, a seat pocket 30 and a dining plate 40.

The main body 10 includes two front supporting legs 11, two rear supporting legs 12, and a backrest 13. Each front supporting leg 11 has a plurality of fastening holes 110, a first through hole 111 and a resilient pin 112. Each rear support leg 12 is provided with a second through hole 120. The backrest 13 is provided with an elastic latch 131. The elastic locking portion 131 includes a pressing portion 132 and a locking portion 133. The elastic buckle portion 131 of the backrest 13 is inserted into the front support leg 11, and the buckle portion 133 is buckled in the first through hole 111, so that the backrest 13 is locked with the front support leg 11. When the backrest 13 needs to be disassembled, the pressing portion 132 is pressed, and the pressing portion 132 drives the buckling portion 133 to separate from the first through hole 111, so that the backrest 13 and the front supporting leg 11 are unlocked. The elastic pin 112 of the front supporting leg 11 is buckled with the second through hole 120 of the rear supporting leg 12 to lock the rear supporting leg 12 with the front supporting leg 11. When the rear supporting leg 12 needs to be detached, the elastic pin 112 is pressed to separate the elastic pin 112 from the second through hole 120, and the rear supporting leg 12 is unlocked from the front supporting leg 11.

The number of the load bearing blocks 20 is two. The two load-bearing seats 20 are a seat and a pedal respectively. Each load bearing base 20 comprises a lifting joint 21, a plate body 22, a locking structure 23 and a front-back adjusting structure 24. The lifting joint 21 includes a joint body 210 and a fixing block 211. The fixing block 211 is fixed to the joint body 210. The fixing block 211 is provided with a plurality of locking grooves 2110. The panel body 22 includes a panel 220 and a bottom plate 221. The panel 220 is fixedly connected to the bottom plate 221 and forms a hollow structure. The bottom plate 221 is provided with a first slide groove 2210 and a second slide groove 2211. The first chute 2210 is perpendicular to the second chute 2211. The fixing block 211 is located in the first slide groove 2210.

The locking structure 23 includes a rotation assembly 230, a moving assembly 231, a limit pin 232, a first elastic member 233, and a side knuckle 234. Rotation assembly 230 includes a rotation joint 2301 and a locking plate 2302. The rotary joint 2301 is rotatably mounted inside the elevation joint 21. The lock plate 2302 is fixed to the rotary joint 2301 and extends from the inside of the elevation joint 21. The two ends of the rotary joint 2301 are respectively provided with a matching curved surface 2303. The moving assembly 231 includes a slide block 2310 and a latch 2312. The latch 2312 is fixed to the slider 2310. The slider 2310 and the latch 2312 are slidably mounted inside the lift joint 21. The slider 2310 is provided with a fitting protrusion 2313 and a stopper hole 2314. The fitting protrusion 2313 is matched in shape with the fitting curved surface 2303 and interferes with each other. The limit pin 232 is located in the limit hole 2314, and two ends of the limit pin are respectively fixed with the lifting joint 21. The limit pin 232 limits the sliding distance of the sliding block 2310 in the lifting joint 21. The first elastic member 233 is a spring. The two ends of the first elastic member 233 respectively abut against the sliding block 2310 and the lifting joint 21. The side joint 234 is fixed to the elevation joint 21. The latch 2312 is latched with the latch hole 110 of the front support leg 11, so that the load-bearing seat 20 is locked to the main body 10.

The front-rear adjusting structure 24 includes an operating member 240, a connecting member 241, and a second elastic member 242. The operating member 240 is slidably mounted to the base plate 221. The operating piece 240 is provided with the coupling groove 2401 since the number of the coupling pieces 241 is two. The number of the connecting grooves 2401 is two, and the two connecting grooves 2401 are splayed. Each link 241 is slidably mounted to the second slot 2211 of the base 221. The connecting member 241 is L-shaped. Each link 241 includes a locking end 2411 and a connecting end 2412. The connecting end 2412 is located in the connecting slot 2401, and the locking end 2411 is snapped with the locking slot 2110. The second elastic member 242 is a spring. Two ends of the second elastic element 242 respectively abut against the two connecting elements 241.

The seat pocket 30 is provided with a catching groove 31. The dinner plate 40 is provided with snap projections 41.

The assembled dining chair convenient to adjust is used as a child chair. When the dining chair is needed, the seat pocket 30 is sleeved on the backrest 13 of the main body 10, and the locking protrusion 41 of the dinner plate 40 is matched with the locking groove 31 of the seat pocket 30, so that the dining chair can be used.

When the height of the seat or the pedal (the bearing seat 20) needs to be adjusted, the locking plate 2302 is rotated, the locking plate 2302 drives the rotary joint 2301 to rotate, the matching curved surface 2303 is abutted to the matching protrusion 2313 in the rotating process, the sliding block 2310 and the locking tongue 2312 slide, at the moment, the first elastic piece 233 is compressed, the locking tongue 2312 is separated from the buckling hole 110 of the front support leg 11, and the bearing seat 20 is unlocked from the main body 10. After the load-bearing seat 20 is adjusted to a proper height, the locking plate 2302 is released, and the locking tongue 2312 is protruded under the elastic force of the first elastic member 233 to be locked with the other locking hole 110, so that the load-bearing seat 20 is locked to the main body 10.

When the front and rear positions of the seat or the pedal (the load bearing seat 20) need to be adjusted, the operating member 240 is moved, the operating member 240 drives the connecting member 241 to slide in the second sliding slot 2211, the second elastic member 242 is compressed, and the locking end 2411 is separated from the locking slot 2110, so that the plate body 22 is unlocked from the lifting joint 21. When the plate body 22 is adjusted to a proper position, the operation member 240 is released, the connecting member 241 is restored under the elastic force of the second elastic member 242, and the locking end 2411 is buckled with the locking groove 2110 to lock the plate body 22 with the lifting joint 21.

Through above-mentioned design, the seat and the pedal height of dining chair can be adjusted, make dining chair be fit for the children of different age brackets and use, the seat and pedal front and back position also can be adjusted to when adjusting seat and pedal height, convenient operation can the one-hand operation. The dining chair can also be used as a child chair and has multiple functions.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, variations and modifications can be made without departing from the spirit of the utility model, and all equivalent modifications and changes can be made to the above embodiments according to the essential technology of the utility model, which falls into the protection scope of the utility model.

Claims (10)

1. A dining chair convenient to adjust, includes main part and bearing seat, its characterized in that: the main body comprises a front supporting leg, a backrest and a rear supporting leg, the backrest and the rear supporting leg are detachably mounted on the front supporting leg, the front supporting leg is provided with a plurality of buckle holes, the bearing seat comprises a lifting joint and a locking structure, the locking structure comprises a rotating component and a moving component, the rotating component is rotatably mounted on the lifting joint, the moving component is slidably mounted on the lifting joint and is provided with a matching curved surface, the moving component is provided with a matching bulge and a lock tongue, the lock tongue is positioned in the buckle holes to lock the bearing seat and the main body, the rotating component rotates relative to the lifting joint, the matching curved surface rotates and props against the matching bulge to enable the moving component to move relative to the lifting joint, and the lock tongue is separated from the buckle holes to enable the bearing seat to be unlocked from the main body, when the lock tongue is buckled with the other buckling hole, the horizontal height of the bearing seat is adjusted.

2. The adjustable dining chair according to claim 1, wherein: the bearing seat is a seat.

3. The adjustable dining chair according to claim 1, wherein: the bearing seat is a pedal.

4. The adjustable dining chair according to claim 1, wherein: the locking structure further comprises a first elastic piece, two ends of the first elastic piece are respectively abutted to the moving assembly and the lifting joint, when the spring bolt is separated from the buckle hole, the first elastic piece is in a compression state, and after the rotating assembly loses external force, the first elastic piece pushes the spring bolt to be buckled with the buckle hole.

5. The adjustable dining chair according to claim 1, wherein: the locking structure further comprises a limiting pin, the moving assembly is provided with a limiting hole, the limiting pin is fixed on the lifting joint, and the limiting pin stretches into the limiting hole to limit the moving distance of the moving assembly.

6. The adjustable dining chair according to claim 1, wherein: the bearing seat still includes the plate body and adjusts the structure from beginning to end, plate body slidable mounting in lift joint, lift joint includes the fixed block, the fixed block is equipped with a plurality of locking grooves, the front and back regulation structure includes operating parts and connecting piece, the operating parts install in the plate body, connecting piece slidable mounting in the plate body, the operating parts is equipped with the spread groove, the connecting piece with the spread groove cooperation, the operating parts drives the connecting piece is relative the plate body slides, makes the operating parts with the locking groove locking or the unblock of fixed block so that adjust the plate body is relative lift articulated front and back position.

7. The adjustable dining chair according to claim 6, wherein: the connecting piece is L-shaped.

8. The adjustable dining chair according to claim 7, wherein: the connecting piece includes locking end and link, the locking end reaches the link is located respectively the connecting piece tip, the locking end with lock groove buckle, the link with the spread groove buckle.

9. The adjustable dining chair according to claim 6, wherein: the quantity of connecting piece is two, the front and back regulation structure still includes the second elastic component, second elastic component both ends respectively with two the connecting piece is contradicted.

10. The adjustable dining chair according to claim 1, wherein: the main part includes preceding supporting leg, back supporting leg and back, the buckle hole set up in on the preceding supporting leg, the dining chair of being convenient for to adjust still includes seat pocket and dinner plate, seat pocket cover is located the back, the dinner plate with seat pocket buckle.

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