CN216438885U - Multifunctional high dining chair - Google Patents

Abstract

The application discloses multi-functional high dining chair, including the undersetting, the upper bracket, adjust seat and aggregate unit, the undersetting, the upper bracket sets gradually by lower supreme with adjusting the seat, aggregate unit is connected with upper bracket and undersetting, and the upper bracket can be for the undersetting swing, it installs on adjusting the seat to adjust the seat, and adjust the seat and have straight seat gesture and rocking chair gesture, aggregate unit has the trigger end, adjust end and limited end, external force triggers aggregate unit's trigger end, aggregate unit's regulation end is connected with the regulation seat that is in straight seat gesture, aggregate unit's limited end and undersetting locking, the upper bracket is fixed for the undersetting, or aggregate unit's regulation end is connected with the regulation seat that is in rocking chair gesture, aggregate unit's limited end and undersetting unblock, the upper bracket can be for the undersetting swing. This application multi-functional high dining chair can satisfy the function needs that need can shake, can sit, can lie when looking after the infant, and multi-functional high dining chair can not sway when sitting the gesture directly, guarantees the security.

Description

Multifunctional high dining chair

Technical Field

The utility model relates to the technical field of children chairs, in particular to a multifunctional high dining chair.

Background

Infant's dining chair on the present market only has a straight posture, is limited to only using when infant has dinner, has taken the family space, has restricted infant's dining chair's usage, and the function singleness leads to making current infant's dining chair can not satisfy the demand that people looked after to the infant.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a multifunctional high dining chair with swinging and angle adjusting functions, which adopts the technical scheme that:

a multifunctional high dining chair comprises a lower support, an upper support, an adjusting seat and a linkage device, wherein the lower support, the upper support and the adjusting seat are sequentially arranged from bottom to top, the linkage device is connected with the upper support and the lower support, the upper support can swing relative to the lower support, the adjusting seat is installed on the adjusting seat, the adjusting seat has a straight seat posture and a rocking chair posture, the linkage device has a triggering end, an adjusting end and a limiting end, external force triggers the triggering end of the linkage device, the adjusting end of the linkage device is connected with the adjusting seat in the straight seat posture, the limiting end of the linkage device is locked by the lower support, the upper support is fixed relative to the lower support, or the adjusting end of the linkage device is connected with the adjusting seat in the rocking chair posture, the limiting end of the linkage device is unlocked by the lower support, the upper support is swingable relative to the lower support.

Preferably, the linkage device comprises a swinging mechanism, an angle adjusting mechanism and a locking mechanism, the swinging mechanism is connected with the lower support and the upper support and is used for driving the upper support to rotate relative to the lower support, the lower side of the adjusting seat is arc-shaped, the upper side of the upper support is matched with the lower side of the adjusting seat in shape, the adjusting seat is slidably mounted at the upper end of the upper support through a connecting mechanism, the adjusting seat can slide on the upper support in the front-back direction to a straight seat posture or a rocking chair posture, the angle adjusting mechanism is provided with a touch end and an adjusting end, the touch end of the angle adjusting mechanism forms the connecting end of the linkage device, the connecting end of the angle adjusting mechanism forms the adjusting end of the linkage device and is connected with the adjusting seat, the locking mechanism is provided with a locking end, and the locking end of the locking mechanism forms the limiting end of the linkage device, locking mechanical system with angle adjustment mechanism connects, and external force triggers angle adjustment mechanism's touching end, angle adjustment mechanism's link with adjust the seat and remove the connection, it is in to adjust the seat slide to straight seat gesture on the upper bracket, adjust the end and adjust the seat reconnection, locking mechanical system's locking end with the undersetting is connected, or adjust the seat and be in slide to rocking chair gesture on the upper bracket, adjust the end and adjust the seat reconnection, locking mechanical system's locking end with the undersetting is removed the connection.

Preferably, the swing mechanism comprises a driving assembly and two swing pieces, the two swing pieces are arranged between the lower support and the upper support, connecting shafts which are not overlapped with each other are respectively arranged on the upper side and the lower side of each swing piece, the connecting shafts on the upper sides of the two swing pieces are rotatably connected with the upper support, the connecting shafts on the lower sides of the two swing pieces are rotatably connected with the lower support, the four connecting shafts are parallel to each other, a first included angle is formed between a plane formed by the two connecting shafts on one swing piece and a plane formed by the two connecting shafts on the other swing piece, the first included angle is larger than 0 degree, the driving assembly is installed on the lower support or the upper support, and the driving end of the driving assembly is in transmission connection with any one of the two corresponding connecting shafts.

Preferably, the angle adjusting mechanism includes a trigger rod and a first elastic member, a first limit hole and a second limit hole are formed in the lower side of the adjusting seat at intervals in the front-back direction, the trigger rod is installed on the upper support in a vertically sliding manner, the lower end of the trigger rod extends downwards to the lower side of the upper support and forms a touch end of the angle adjusting mechanism, the upper end of the trigger rod forms an adjusting end of the angle adjusting mechanism and extends into the first limit hole or the second limit hole, two ends of the first elastic member are respectively connected with the upper support and the trigger rod, under the action of external force, the trigger rod is pulled downwards by elastic tension of the first elastic member, the upper end of the trigger rod is moved out of the first limit hole or the second limit hole, the adjusting seat can slide forwards and backwards on the upper support or withdraw external force, and the trigger rod moves into the first limit hole or the second limit hole under the action of restoring force of the first elastic member And (4) a hole.

Preferably, the lower side of the adjusting seat is provided with guide grooves distributed along the front-back direction, and the first limiting holes and the second limiting holes are arranged on the groove bottom wall of the guide grooves.

Preferably, the locking mechanism comprises a locking rod, a linkage piece and a second elastic piece, the locking rod is mounted on the upper support in a vertically sliding manner, the locking rods are distributed on one side of the trigger rod, the lower support is provided with locking holes matched with the locking rods, the lower end of the locking rod forms the locking end of the locking mechanism and extends into the locking hole, the second elastic piece is arranged on the upper support and connected with the trigger rod, the hole depth of the second limiting hole is larger than that of the first limiting hole, the linkage piece is arranged on the trigger rod, under the action of external force, the trigger rod moves into any one of the second limiting holes from the first limiting hole, the linkage piece overcomes the elastic tension of the second elastic piece to push the locking rod to move upwards out of the locking hole, and the upper support can swing relative to the lower support.

Preferably, an arc-shaped groove is formed in the upper side of the lower support, the center of the arc-shaped groove is located on the axis of the connecting shaft connected with the driving end of the driving assembly, the locking hole is formed in the arc-shaped groove, the trigger rod moves into any one of the second limiting holes from the first limiting hole under the action of external force, the linkage piece pushes the locking rod to move into the arc-shaped groove from the locking hole, the upper support can swing relative to the lower support, and the lower end of the locking rod moves in the arc-shaped groove.

Preferably, the front hole wall of the second limiting hole is inclined forwards from top to bottom, and the hole wall of the second limiting hole is distributed vertically.

Preferably, the connecting mechanism comprises a telescopic pin, two T-shaped buckles are arranged on the upper support and are distributed at intervals along the front-rear direction, a T-shaped sliding groove matched with the T-shaped buckles is arranged below the adjusting seat, two positioning holes matched with the T-shaped buckles are arranged on the front side of the T-shaped sliding groove, the two T-shaped buckles can move into the T-shaped sliding groove from the two positioning holes and slide in the T-shaped sliding groove, the telescopic pin is arranged on the adjusting seat, the telescopic end of the telescopic pin abuts against the upper support, under the action of external force, the telescopic end of the telescopic pin is shortened to be far away from the upper support, and the adjusting seat can slide backwards on the upper support to the two T-shaped buckles and move into the two positioning holes respectively so as to take down the adjusting seat from the upper support.

As preferred, the undersetting includes the pedestal, installs fixed pipe and cover on the pedestal are established sleeve pipe on the fixed pipe, the upper bracket is installed sheathed tube upper end, be equipped with a plurality of jacks of vertical interval distribution on the sleeve pipe, the upper end of fixed pipe is equipped with elasticity bolt subassembly, just be equipped with the driving piece on the fixed pipe, just the driving end of driving piece with elasticity bolt subassembly is connected, the driving piece is used for the drive the end that inserts of elasticity bolt subassembly is retracted, the sleeve pipe can slide on the fixed pipe extremely the end that inserts of elasticity bolt subassembly aligns arbitrary one the jack, the end that inserts of elasticity bolt subassembly insert in the jack.

The multifunctional high dining chair realizes the swinging and angle adjustment of the adjusting seat by utilizing the linkage device, so that the multifunctional high dining chair can meet the requirements of functions of swinging, sitting and lying for the care of infants;

when the high dining chair is in the straight seat gesture, this moment the upper bracket can't for the undersetting sways, when the high dining chair is in the rocking chair gesture, linkage's limited end with the undersetting unblock, the upper bracket can for the undersetting swing, so that just can realize swaying when the gesture of lying the high dining chair, guarantee the security of high dining chair.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic view of a multifunctional dining chair according to embodiment 1 of the present invention;

fig. 2 is a schematic view of an installation structure of the linkage mechanism according to embodiment 1 of the present invention;

FIG. 3 is a cross-sectional view of the multifunctional highchair according to embodiment 1 of the present invention;

FIG. 4 is a cross-sectional view taken at A in FIG. 3 when the adjustment seat is in the sitting upright position;

FIG. 5 is a cross-sectional view taken at A in FIG. 3 when the adjustment seat is in a lying position;

figure 6 is an exploded view of the multifunctional dining chair of embodiment 1 of the present invention;

figure 7 shows a second exploded view of the multifunctional dining chair according to embodiment 1 of the present invention;

figure 8 is a third exploded view of the multifunctional highchair according to embodiment 1 of the present invention;

figure 9 is a fourth exploded view of the multifunctional highchair according to embodiment 1 of the present invention;

fig. 10 is a schematic view of an installation structure of the link mechanism according to embodiment 2 of the present invention;

figure 11 is a cross-sectional view of the multifunctional highchair according to embodiment 2 of the present invention.

The specific meanings of the reference numerals are:

1. a lower support; 11. a locking hole; 12. an arc-shaped slot; 13. a base body; 14. a fixed tube; 15. a sleeve; 151. a jack; 16. an elastic plug pin assembly; 161. a slider; 162. a bolt; 163. a guide member; 17. a drive member;

2. an upper support; 21. t-shaped buckles;

3. an adjusting seat; 31. a first limit hole; 32. a second limiting hole; 33. a guide groove; 34. a T-shaped chute; 35. positioning holes;

4. a linkage device; 41. a swing mechanism; 411. a drive assembly; 412. a swinging member; 413. a connecting shaft; 42. an angle adjusting mechanism; 421. a trigger lever; 422. a first elastic member; 43. a locking mechanism; 431. a locking lever; 432. a linkage member; 433. a second elastic member;

51. pressing the button; 52. and a third elastic member.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

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.

Example 1

Referring to the accompanying drawings 1-10, an embodiment of the present invention is provided, which includes a lower support 1, an upper support 2, an adjusting seat 3 and a linkage 4, wherein the lower support 1, the upper support 2 and the adjusting seat 3 are sequentially arranged from bottom to top, the linkage 4 is connected with the upper support 2 and the lower support 1, the upper support 2 can swing relative to the lower support 1, the adjusting seat 3 is mounted on the adjusting seat 3, the adjusting seat 3 has a straight seat posture and a rocking chair posture, the linkage 4 has a triggering end, an adjusting end and a limiting end, an external force triggers the triggering end of the linkage 4, the adjusting end of the linkage 4 is connected with the adjusting seat 3 in the straight seat posture, the limiting end of the linkage 4 is locked with the lower support 1, the upper support 2 is fixed relative to the lower support 1, or the adjusting end of the linkage 4 is connected with the adjusting seat 3 in the rocking chair posture, the defined end of the linkage 4 is unlocked from the lower support 1 and the upper support 2 is swingable relative to the lower support 1.

The multifunctional high dining chair of the utility model utilizes the linkage device 4 to realize the swinging and angle adjustment of the adjusting seat 3, so that the multifunctional high dining chair can meet the requirements of functions of swinging, sitting and lying for the care of infants;

when the high dining chair is in the straight seat gesture, this moment upper bracket 2 can not for lower support 1 sways, when the high dining chair is in the rocking chair gesture, linkage 4 inject the end with lower support 1 unblock, upper bracket 2 can for lower support 1 swings, so that the high dining chair just can realize swaying when the gesture of lying, guarantees the security of high dining chair.

Preferably, the linkage 4 includes a swinging mechanism 41, an angle adjusting mechanism 42 and a locking mechanism 43, the swinging mechanism 41 is connected with the lower support 1 and the upper support 2 and is used for driving the upper support 2 to rotate relative to the lower support 1, the lower side of the adjusting seat 3 is arc-shaped, the upper side of the upper support 2 is matched with the lower side of the adjusting seat 3 in shape, the adjusting seat 3 is slidably mounted at the upper end of the upper support 2 through a connecting mechanism 5, the adjusting seat 3 can slide on the upper support 2 in the front-back direction to a straight seat posture or a rocking chair posture, the angle adjusting mechanism 42 has a touch end and an adjusting end, the touch end of the angle adjusting mechanism 42 constitutes the connecting end of the linkage 4, the connecting end of the angle adjusting mechanism 42 constitutes the adjusting end of the linkage 4 and is connected with the adjusting seat 3, locking mechanical system 43 with angle adjustment mechanism 42 is connected, and external force triggers angle adjustment mechanism 42's touching end, angle adjustment mechanism 42's link with adjust the seat 3 and remove and connect, it is in to adjust the seat 3 slide to straight seat gesture on the upper bracket 2, adjust the end and adjust the seat 3 reconnection, locking mechanism 43's locking end with the undersetting 1 is connected, or adjust the seat 3 and be in slide to rocking chair gesture on the upper bracket 2, adjust the end and adjust seat 3 reconnection, locking mechanism 43's locking end with the undersetting 1 is removed and is connected.

As an embodiment of the present application, the swing mechanism 41 includes a driving assembly 411 and two swing members 412, the two swing members 412 are both disposed between the lower support 1 and the upper support 2, the upper side and the lower side of each swing member 412 are respectively provided with connecting shafts 413 which are not overlapped with each other, the connecting shafts 413 on the upper sides of the two swing members 412 are both rotatably connected with the upper support 2, the connecting shafts 413 on the lower sides of the two swing members 412 are both rotatably connected with the lower support 1, the four connecting shafts 413 are parallel to each other, a first included angle is formed between a plane formed by the two connecting shafts 413 on one of the swinging members 412 and a plane formed by the two connecting shafts 413 on the other swinging member 412, and the first included angle is larger than 0 deg., the driving assembly 411 is installed on the lower support 1 or the upper support 2, and the driving end of the driving assembly 411 is in transmission connection with any one of the two corresponding connecting shafts 413.

In the swing mechanism 41 with the above structure, the swing member 412 connected to the driving end of the driving assembly 411 swings as a main swing member, and the main swing member swings with the connecting shaft 413 connected to the driving end of the driving assembly 411 as a rotation center, and the other swing member 412 can increase the stability between the lower support 1 and the upper support 2, so that the swing mechanism 41 has high stability and lower production cost.

Specifically, two shaft holes are formed in the side, close to each other, of each of the lower support 1 and the upper support 2, and the four connecting shafts 413 are respectively installed in the shaft holes through bearings in running fit with the connecting shafts.

Referring to the drawings, in the embodiment, the driving assembly 411 is installed on the lower support 1, the driving mechanism includes a gear box and a reduction motor, a driving shaft of the reduction motor is in transmission connection with an input shaft of the reduction box, and an output shaft of the reduction box is connected with any one of the connecting shafts 413.

The four connecting shafts 413 may be disposed along a vertical direction, or may form an angle with the vertical direction.

Based on the above, further, the angle adjusting mechanism 42 includes a trigger rod 421 and a first elastic member 422, the lower side of the adjusting seat 3 is provided with a first limiting hole 31 and a second limiting hole 32 which are arranged at intervals along the front-back direction, the trigger rod 421 is installed on the upper support 2 in a vertically sliding manner, the lower end of the trigger rod 421 extends downward to the lower side of the upper support 2 and forms the touch end of the angle adjusting mechanism 42, the upper end of the trigger rod constitutes the adjusting end of the angle adjusting mechanism 42 and extends into the first limiting hole 31 or the second limiting hole 32, the two ends of the first elastic member 422 are respectively connected with the upper support 2 and the trigger rod 421, the trigger rod 421 is pulled downward by overcoming the elastic tension of the first elastic member 422 under the action of external force, the upper end of the trigger rod 421 moves out of the first limiting hole 31 or the second limiting hole 32, the adjusting seat 3 can slide back and forth on the upper support 2, or cancel external force, and the triggering rod 421 moves into the first limiting hole 31 or the second limiting hole 32 under the restoring force of the first elastic member 422.

When the angle of the adjusting seat 3 needs to be adjusted, the trigger rod 421 is pulled downwards, the upper end of the trigger rod 421 moves out of the first limiting hole 31 or the second limiting hole 32, and then the adjusting seat 3 slides forwards and backwards on the upper end of the upper support 2; after the adjustment of the adjusting seat 3 is completed, the external force is removed, and the trigger bar 421 moves into the first limiting hole 31 or the second limiting hole 32 under the restoring force of the first elastic member 422.

When the upper end of the trigger bar 421 extends into the first limiting hole 31 at the forefront, the high dining chair is in a straight sitting posture; the adjusting seat 3 rotates forward until the upper end of the triggering rod 421 extends into the rest of the second limiting holes 32, and the high dining chair is in a lying posture.

In this embodiment, the second limiting holes 32 are provided in a plurality of numbers, and the second limiting holes 32 are distributed at intervals along the front-rear direction on the lower side of the adjusting seat 3, and the upper ends of the trigger rods 431 are inserted into the second limiting holes 32 at different positions, so that the adjusting seat 3 can lie at different angles.

Preferably, the lower side of the adjusting seat 3 is provided with guide grooves 33 distributed along the front-rear direction, and the plurality of limiting holes are all arranged on the groove bottom wall of the guide grooves 33.

After the upper end of the trigger bar 421 moves out of any one of the limiting holes, the upper end of the trigger bar 421 moves in the guide groove 33, so that the trigger bar 421 can be smoothly adjusted in angle.

Based on the above, further, the locking mechanism 43 includes a locking rod 431, a linkage member 432 and a second elastic member 433, the locking rod 431 is installed on the upper support 2 in a vertically slidable manner, the locking rod 431 is distributed on one side of the trigger rod 421, the lower support 1 is provided with a locking hole 11 matched with the locking rod 431, the lower end of the locking rod 431 forms a locking end of the locking mechanism 43 and extends into the locking hole 11, the second elastic member 433 is installed on the upper support 2 and is connected with the trigger rod 421, the hole depth of the second limiting hole 32 is greater than that of the first limiting hole 31, the linkage member 432 is installed on the trigger rod 421, the trigger rod 421 moves into any one of the second limiting holes 32 from the first limiting hole 31 under the action of external force, and the linkage member 432 overcomes the elastic tension of the second elastic member 433 to push the locking rod 431 to move upwards and out of the locking hole A hole 11, said upper support 2 being able to oscillate with respect to said lower support 1.

When the upper end of the trigger bar 421 extends into the first position-limiting hole 31, the high chair is in the straight-seat state, and the locking bar 431 extends into the locking hole 11 to limit the upper support 2 on the lower support 1, and the upper support 2 cannot swing relative to the lower support 1; when the trigger bar 421 extends into any of the second limiting holes 32, the linkage 432 pushes the locking bar 431 to move out of the locking hole 11, so that the high dining chair can swing in the lying posture, and the safety of the high dining chair is ensured.

In this embodiment, a protrusion is disposed on the locking rod 431, one end of the linkage 432, which is away from the trigger rod 421, is disposed below the protrusion, and after the trigger rod 421 moves into the second limiting hole 32 from the first limiting hole 31, the linkage 432 pushes the locking rod 431 to move upwards to move out of the locking hole 11 through the protrusion.

Preferably, an arc-shaped groove 12 is formed in the upper side of the lower support 1, the center of the arc-shaped groove 12 is located on the axis of the connecting shaft 413 connected to the driving end of the driving assembly 411, the locking hole 11 is formed in the arc-shaped groove 12, the triggering rod 421 moves into any one of the second limiting holes 32 from the first limiting hole 31 under the action of an external force, the link 432 pushes the locking rod 431 to move into the arc-shaped groove 12 from the locking hole 11, the upper support 2 can swing relative to the lower support 1, and the lower end of the locking rod 431 moves in the arc-shaped groove 12.

The lower end of the locking bar 431 moves between the two ends in the arc-shaped slot 12, thereby defining the angle of relative rotation between the lower support 1 and the upper support 2.

Preferably, the front hole wall of the second limiting hole 32 is inclined forward gradually from top to bottom, and the hole wall of the second limiting hole 32 is distributed vertically.

When the high dining chair is in a lying posture, the center of gravity of the adjusting seat 3 is back, and the hole wall at the rear side of the second limiting hole 32 stably supports the adjusting seat 3; when the high dining chair is adjusted from the lying posture to the straight seat posture, the adjusting seat 3 slides forwards, and the inclined hole wall at the front side of the second limiting hole 32 can enable the trigger rod 421 to move downwards to move out of the second limiting hole 32, so that the angle of the adjusting seat 3 can be adjusted conveniently.

Based on the above, the connecting mechanism 5 comprises a telescopic pin, the upper support 2 is provided with two T-shaped buckles 21 distributed at intervals along the front-back direction, a T-shaped sliding groove 34 matched with the T-shaped buckle 21 is arranged below the adjusting seat 3, two positioning holes 35 matched with the T-shaped buckle 21 are arranged on the front side of the T-shaped sliding groove 34, the two T-shaped buckles 21 can respectively move into the T-shaped sliding groove 34 from the two positioning holes 35 and slide in the T-shaped sliding groove 34, the telescopic pin is arranged on the adjusting seat 3, the telescopic end of the telescopic pin is propped against the upper support 2, under the action of external force, the telescopic end of the telescopic pin is shortened to be far away from the upper support 2, and the adjusting seat 3 can slide backwards on the upper support 2 until the two T-shaped buckles 21 respectively move into the two positioning holes 35 so as to take down the adjusting seat 3 from the upper support 2.

The positioning hole 35 is disposed at the front side of the T-shaped sliding slot 34, when the high chair is in a sitting state, the positioning hole 35 is located in front of the T-shaped buckle 21, so that the adjusting seat 3 can continuously slide forward relative to the upper support 2 to adjust the angle, the telescopic end of the telescopic pin abuts against the upper support 2 to prevent the adjusting seat 3 from sliding backward, the telescopic end of the telescopic pin is shortened to be away from the upper support 2, and the adjusting seat 3 can slide backward relative to the upper support 2 until the positioning hole 35 is aligned with and corresponds to the positioning hole 35, so that the adjusting seat 3 can be taken down from the upper support 2.

Specifically, the telescopic pin comprises a pressing buckle 51 and a third elastic element 52, a pin hole is formed in the lower side of the adjusting seat 3 in front of the upper support 2, the third elastic element 52 is arranged in the pin hole, one end of the third elastic element is connected with the wall of the pin hole, one end of the pressing buckle 51 extends into the pin hole and is connected with the other end of the third elastic element 52, and the other end of the pressing buckle 51 forms a telescopic end of the telescopic pin.

Preferably, the lower support 1 includes a support body 13, a fixing tube 14 mounted on the support body 13, and a sleeve 15 sleeved on the fixing tube 14, the upper support 2 is mounted at the upper end of the sleeve 15, the sleeve 15 is provided with a plurality of insertion holes 151 distributed at vertical intervals, the upper end of the fixing tube 14 is provided with an elastic plug pin assembly 16, the fixing tube 14 is provided with a driving member 17, a driving end of the driving member 17 is connected to the elastic plug pin assembly 16, the driving member 17 is used for driving an insertion end of the elastic plug pin assembly 16 to retract, the sleeve 15 can slide on the fixing tube 14 until the insertion end of the elastic plug pin assembly 16 aligns with any one of the insertion holes 151, and the insertion end of the elastic plug pin assembly 16 is inserted into the insertion hole 151.

Specifically, in this embodiment, the elastic bolt assembly 16 includes a sliding member 161, a fourth elastic member (not shown in the figure), a bolt 162 and a guiding member 163, the sliding member 161 is installed in the fixing tube 14 in a vertically slidable manner, the fourth elastic member is vertically disposed in the fixing tube 14, and two ends of the fourth elastic member are respectively connected to the fixing tube 14 and the sliding member 161, the sliding member 161 is provided with a limiting groove and a strip-shaped hole penetrating through the limiting groove and obliquely distributed, one side of the strip-shaped hole far away from the insertion hole 151 is obliquely distributed upwards, the bolt 162 is slidably disposed in the limiting groove, the guiding member 163 is inserted into the strip-shaped hole and penetrates through the bolt 162, under the action of external force, the driving member 17 can drive the sliding member 161 to move downwards and drive the bolt 162 to move away from the insertion hole 151, the sleeve 15 can slide on the fixing tube 14 to the insertion end of the elastic bolt assembly 16 to align with the insertion end of the bolt 162 In any of the insertion holes 151, when the external force is removed, the guide 163 is restored to its original position by the restoring force of the fourth elastic member and pushes the latch 163 to be inserted into the insertion hole 151.

The driving part 17 is a pedal which is slidably mounted on the fixing tube 14, the pedal is connected with the lower end of the guide part through a connecting part, and the pedal is stepped downwards to drive the guide part to move downwards, so that the bolt is moved to slide in the limit groove.

Example 2

Referring to fig. 10-11, in this embodiment, the drive assembly 411 is mounted on the upper support 2.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a multifunctional high dining chair, which is characterized in that, includes undersetting (1), upper bracket (2), regulation seat (3) and aggregate unit (4), undersetting (1), upper bracket (2) and regulation seat (3) are by supreme setting gradually down, aggregate unit (4) with upper bracket (2) and undersetting (1) are connected, just upper bracket (2) can for undersetting (1) swing, adjust seat (3) and install on regulation seat (3), just it has straight seat gesture and rocking chair gesture to adjust seat (3), aggregate unit (4) have trigger end, regulation end and limited end, and external force triggers the trigger end of aggregate unit (4), the regulation end of aggregate unit (4) with be in straight seat gesture adjust seat (3) and be connected, the limited end of aggregate unit (4) with undersetting (1) locking, the upper support (2) is fixed relative to the lower support (1), or the adjusting end of the linkage device (4) is connected with the adjusting seat (3) in the posture of the rocking chair, the limiting end of the linkage device (4) is unlocked with the lower support (1), and the upper support (2) can swing relative to the lower support (1).

2. A multifunctional high dining chair according to claim 1, wherein the linkage (4) comprises a swinging mechanism (41), an angle adjusting mechanism (42) and a locking mechanism (43), the swinging mechanism (41) is connected with the lower support (1) and the upper support (2) and is used for driving the upper support (2) to rotate relative to the lower support (1), the lower side of the adjusting seat (3) is arc-shaped, the upper side of the upper support (2) is matched with the shape of the lower side of the adjusting seat (3), the adjusting seat (3) is slidably mounted on the upper support (2) through a connecting mechanism (5), the adjusting seat (3) can slide on the upper support (2) in the front-back direction to a straight seat posture or a rocking chair posture, the angle adjusting mechanism (42) has a touching end and an adjusting end, the touching end of the angle adjusting mechanism (42) constitutes the triggering end of the linkage (4), the connecting end of the adjusting mechanism is formed into an adjusting end of the linkage device (4) and connected with the adjusting seat (3), the locking mechanism (43) is provided with a locking end, the locking end of the locking mechanism (43) is formed into a limiting end of the linkage device (4), the locking mechanism (43) is connected with the angle adjusting mechanism (42), external force triggers a touch end of the angle adjusting mechanism (42), the connecting end of the angle adjusting mechanism (42) is disconnected with the adjusting seat (3), the adjusting seat (3) slides on the upper support (2) to a straight seat posture, the adjusting end is reconnected with the adjusting seat (3), the locking end of the locking mechanism (43) is connected with the lower support (1), or the adjusting seat (3) slides on the upper support (2) to a rocking chair posture, the adjusting end is reconnected with the adjusting seat (3), the locking end of the locking mechanism (43) is disconnected from the lower support (1).

3. Multifunctional highchair according to claim 2, characterized in that said swinging means (41) comprises a driving assembly (411) and two swinging members (412), both swinging members (412) are arranged between said lower support (1) and said upper support (2), each swinging member (412) is provided at its upper side and lower side with a connecting shaft (413) not coinciding with each other, both connecting shafts (413) at the upper sides of both swinging members (412) are rotatably connected to said upper support (2), both connecting shafts (413) at the lower sides of both swinging members (412) are rotatably connected to said lower support (1), four connecting shafts (413) are parallel to each other, wherein the plane formed by the two connecting shafts (413) on one swinging member (412) and the plane formed by the two connecting shafts (413) on the other swinging member (412) have a first angle, and the first included angle is larger than 0 degree, the driving component (411) is arranged on the lower support (1) or the upper support (2), and the driving end of the driving component (411) is in transmission connection with any one of the two corresponding connecting shafts (413).

4. The multifunctional high dining chair of claim 3, wherein the angle adjusting mechanism (42) comprises a trigger bar (421) and a first elastic member (422), the lower side of the adjusting seat (3) is provided with a first limiting hole (31) and a second limiting hole (32) spaced apart from each other in the front-rear direction, the trigger bar (421) is mounted on the upper support (2) in a vertically slidable manner, the lower end of the trigger bar (421) extends downward below the upper support (2) and forms the contact end of the angle adjusting mechanism (42), the upper end of the trigger bar forms the adjusting end of the angle adjusting mechanism (42) and extends into the first limiting hole (31) or the second limiting hole (32), the two ends of the first elastic member (422) are respectively connected to the upper support (2) and the trigger bar (421), and the trigger bar (421) is pulled downward by external force against the elastic tension of the first elastic member (422), the upper end of the trigger rod (421) moves out of the first limiting hole (31) or the second limiting hole (32), the adjusting seat (3) can slide back and forth on the upper support (2) or cancel external force, and the trigger rod (421) moves into the first limiting hole (31) or the second limiting hole (32) under the action of restoring force of the first elastic piece (422).

5. The multifunctional dining chair according to claim 4, wherein said lower side of said adjusting seat (3) is provided with a guide groove (33) extending in a front-rear direction, and a plurality of said first and second stopper holes (31, 32) are formed in a groove bottom wall of said guide groove (33).

6. The multifunctional high dining chair of claim 5, wherein the locking mechanism (43) comprises a locking rod (431), a linkage member (432) and a second elastic member (433), the locking rod (431) is slidably installed on the upper support (2) up and down, the locking rod (431) is distributed on one side of the trigger bar (421), the lower support (1) is provided with a locking hole (11) matched with the locking rod (431), the lower end of the locking rod (431) constitutes the locking end of the locking mechanism (43) and extends into the locking hole (11), the second elastic member (433) is installed on the upper support (2) and connected with the trigger bar (421), the hole depth of the second limiting hole (32) is greater than that of the first limiting hole (31), the linkage member (432) is installed on the trigger bar (421), under the action of external force, the trigger rod (421) moves into any one of the second limiting holes (32) from the first limiting hole (31), the linkage piece (432) pushes the locking rod (431) to move upwards out of the locking hole (11) against the elastic tension of the second elastic piece (433), and the upper support (2) can swing relative to the lower support (1).

7. The multifunctional dining chair according to claim 6, wherein the lower support (1) is provided at an upper side thereof with an arc-shaped groove (12), and the center of the arc-shaped groove (12) is located on the axis of the connecting shaft (413) connected to the driving end of the driving assembly (411), the locking hole (11) is provided in the arc-shaped groove (12), the triggering rod (421) moves from the first stopper hole (31) into any one of the second stopper holes (32) under the action of external force, the link member (432) pushes the locking rod (431) to move from the locking hole (11) into the arc-shaped groove (12), the upper support (2) is swingable relative to the lower support (1), and the lower end of the locking rod (431) moves in the arc-shaped groove (12).

8. Multifunctional dining chair according to claim 4, wherein the walls of the front holes of the second holes (32) are inclined forward from top to bottom and the walls of the second holes (32) are vertical.

9. The multifunctional high dining chair according to claim 2, wherein the connecting mechanism (5) comprises a telescopic pin, the upper support (2) is provided with two T-shaped buckles (21) spaced apart from each other in the front-rear direction, a T-shaped sliding slot (34) is provided below the adjusting seat (3) and is matched with the T-shaped buckles (21), two positioning holes (35) matched with the T-shaped buckles (21) are provided at the front side of the T-shaped sliding slot (34), the two T-shaped buckles (21) can be respectively moved into the T-shaped sliding slot (34) from the two positioning holes (35) and can slide in the T-shaped sliding slot (34), the telescopic pin is mounted on the adjusting seat (3) and the telescopic end of the telescopic pin abuts against the upper support (2), under the action of external force, the telescopic end of the telescopic pin is shortened to be far away from the upper support (2), and the adjusting seat (3) can slide backwards on the upper support (2) until the two T-shaped buckles (21) are separated Respectively move into the two positioning holes (35) to take down the adjusting seat (3) from the upper support (2).

10. The multifunctional high dining chair according to claim 1, wherein the lower support (1) comprises a seat body (13), a fixed tube (14) installed on the seat body (13), and a sleeve (15) sleeved on the fixed tube (14), the upper support (2) is installed at the upper end of the sleeve (15), the sleeve (15) is provided with a plurality of jacks (151) distributed at intervals vertically, the upper end of the fixed tube (14) is provided with an elastic plug pin assembly (16), the fixed tube (14) is provided with a driving member (17), the driving member (17) is connected with the elastic plug pin assembly (16) at the driving end, the driving member (17) is used for driving the insertion end of the elastic plug pin assembly (16) to retract, the sleeve (15) can slide on the fixed tube (14) until the insertion end of the elastic plug pin assembly (16) is aligned with any one of the jacks (151), the inserting end of the elastic bolt component (16) is inserted into the inserting hole (151).

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