CN220694881U

CN220694881U - Chair for infants

Info

Publication number: CN220694881U
Application number: CN202321809567.4U
Authority: CN
Inventors: 罗红伟; 谢爱芝
Original assignee: Anji Chunyue Furniture Co ltd
Current assignee: Anji Chunyue Furniture Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-04-02
Anticipated expiration: 2033-07-11

Abstract

The utility model discloses a chair for infants, which relates to the technical field of chairs and comprises a main body, wherein rollers are fixedly arranged at the bottom end of the main body, a lifting device is fixedly arranged at the upper end of the main body, a seat plate is arranged at the upper end of the lifting device, a cavity is formed in the seat plate, a screw is arranged in one end of the seat plate, and an adjusting bolt is arranged in the lower end of the seat plate in a penetrating manner. According to the utility model, under the combined action of the lifting device, the screw rod, the adjusting bolt, the movable block and the clamping rod, the height of the chair can be conveniently adjusted according to the use requirement, meanwhile, the chair can be conveniently detached and installed, the angle of the backrest can be adjusted according to the requirement when the chair is used under the combined action of the connecting plate, the telescopic rod, the movable rod and the telescopic cylinder, the comfort of use is improved, and the chair can be conveniently assembled and placed on the rack under the combined action of the armrest frame, the mounting frame, the placing plate, the telescopic supporting rod and the pedal, so that the functionality of the chair is increased.

Description

Chair for infants

Technical Field

The utility model relates to the technical field of chairs, in particular to a chair for infants.

Background

The chair is a daily furniture, a seat with a backrest and armrests. The special chair for children is designed according to the use requirement, namely the child chair. The child chair is the most commonly used tool for parents to nurse children, the child chairs on the market are various in functions, and the parents are comfortable children and can conveniently purchase the child chairs with various functions. The following problems exist in the prior art:

such as a chair for children in China patent (publication No. CN101233984B, application date 2008.01.30), which is disclosed as including a seat; a backrest part; the chair body is suspended and erected by taking the upper surface of the table and the setting surface as supporting points, so that the seat is hollow and supported on the setting surface, and feet which are in contact with the upper surface of the setting surface are arranged below the seat and behind the backrest; and a first arm portion above the seat portion and in front of the backrest portion, the first arm portion being in contact with the upper surface of the table, the chair body being suspended by the leg portion and the first arm portion, the second arm portion being in contact with the lower surface of the table and being in contact with the first arm portion to clamp the table together with the first arm portion. Similar structural design can't carry out the regulation of height according to the height of infant in different periods to make the time that the chair used not long, need change the chair, secondly can't carry out the regulation of angle to the back, use the comfort not high, make it have the limitation.

Disclosure of Invention

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a chair for infant, includes the main part, the bottom fixed mounting of main part has the gyro wheel, the upper end fixed mounting of main part has elevating gear, elevating gear's upper end is provided with the bedplate, the inside of bedplate is provided with the cavity, the inside screw rod that is provided with of one end of bedplate, the inside adjusting bolt that is provided with that runs through of lower extreme of bedplate, the one end of bedplate is provided with the axis of rotation, the outside of axis of rotation is provided with the back, one side bottom fixedly connected with connecting plate of bedplate, the upper end fixedly connected with handrail frame of bedplate, the lower extreme outside movable mounting of handrail frame has the mounting bracket, one side upper end fixedly connected with of mounting bracket places the board, the opposite side bottom fixedly connected with of bedplate rotates the seat, the upper surface fixedly connected with cushion of bedplate, the inboard fixedly connected with cushion of back.

The technical scheme of the utility model is further improved as follows: the screw rod is characterized in that a first gear is fixedly connected to the outer side of one end of the screw rod, a second gear is fixedly connected to the upper end of the adjusting bolt, a movable block is sleeved on the outer side of the other end of the screw rod, and the first gear is connected with the second gear in a meshing mode.

The technical scheme of the utility model is further improved as follows: the upper end fixedly connected with draw-in bar of movable block, elevating gear's upper end outside is provided with the draw-in groove, screw rod, first gear, adjusting bolt, second gear, movable block and draw-in bar constitute a set of connecting device, the both ends inside of bedplate is provided with two sets of connecting device.

The technical scheme of the utility model is further improved as follows: the upper end fixedly connected with first swivel mount of connecting plate, the inboard movable mounting of first swivel mount has the telescopic link, the upper end swing joint of telescopic link has the movable rod, the one end outside movable mounting of movable rod has the second swivel mount, the spring has been cup jointed in the outside of telescopic link, the one end of movable rod is connected with the outside of back through the second swivel mount.

The technical scheme of the utility model is further improved as follows: the upper surface fixedly connected with third swivel mount of connecting plate, the inboard movable mounting of third swivel mount has flexible cylinder, the one end of flexible cylinder is connected with the lower extreme outside of telescopic link through the swivel mount.

The technical scheme of the utility model is further improved as follows: the lower extreme outside of mounting bracket runs through and is provided with the binding bolt, the lower extreme outside of handrail frame is provided with the recess, the mounting bracket lower extreme outside is equipped with the mounting groove, the mounting bracket passes through the mounting groove joint in the lower extreme outside of handrail frame.

The technical scheme of the utility model is further improved as follows: the inside movable mounting of rotating the seat has flexible bracing piece, the lower extreme movable mounting of flexible bracing piece has the footboard, flexible bracing piece and footboard junction is equipped with the rotation cassette, the footboard can carry out the regulation and the fixed of angle through rotating the cassette.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

1. the utility model provides a chair for infants, which is convenient for adjusting the height of the chair according to the use requirement under the combined action of a lifting device, a screw rod, an adjusting bolt, a movable block and a clamping rod, meanwhile, the chair is also convenient to detach and install, the lifting device is utilized to drive the chair to adjust the height up and down, the chair is convenient to adjust according to the use requirement, the upper end of the lifting device is inserted into a cavity arranged in a seat plate, meanwhile, the screw rod is arranged in the seat plate, a first gear is arranged at the outer side of one end of the screw rod, a second gear arranged at the upper end of the screw rod drives the first gear to rotate through rotating the adjusting bolt, so that the screw rod rotates, in addition, the movable block is sleeved at the outer side of the screw rod, and then the clamping rod is driven to move inwards and is connected with a clamping groove arranged at the outer side of the upper end of the lifting device, so that the clamping rod is fixedly arranged in the seat plate, and when the chair is required to be detached, the clamping rod can be moved outwards, so that the lifting device can be detached, and the convenience of the device is improved.

2. The utility model provides a chair for infants, which can adjust the angle of a backrest according to requirements when the chair is used under the combined action of a connecting plate, a telescopic rod, a movable rod and a telescopic cylinder, so that the comfort of the use is improved, the backrest is connected with one end of a seat plate through a rotating shaft, the telescopic rod arranged at the upper end of one side of the connecting plate is connected with the backrest by the movable rod, and the backrest can be driven to move, so that the backrest can realize the angle adjustment, and the telescopic cylinder is arranged at the outer side of the lower end of the telescopic rod, thereby being convenient for supporting the backrest, avoiding the problem of long-time use of a lower adjusting device, further enabling the infants to be injured, and improving the safety and the adjustability of the device.

3. The utility model provides a chair for infants, which is convenient for assembling a rack on the chair under the combined action of an armrest frame, a mounting frame, a placing plate, a telescopic supporting rod and a pedal, and has the advantages that the functionality of the chair is increased, the mounting frame is connected with the outer side of the armrest frame by utilizing a fastening bolt, the mounting frame can be quickly assembled and disassembled due to the mounting groove arranged at the contact area of the mounting frame and the armrest frame, the telescopic supporting rod is arranged at the bottom end of a seat plate, the pedal is driven by the telescopic supporting rod to adjust the height, the adjustment is convenient according to the heights of infants in different periods, the practicability of the device is improved, and one end of the telescopic supporting rod is connected with the seat plate by using a rotating seat as the circle center, so that the telescopic supporting rod can be folded when the pedal is not needed, and the use is prevented.

Drawings

FIG. 1 is a schematic view showing the overall structure of a chair for infants according to the present utility model;

FIG. 2 is a schematic view of the structure of the inside of the seat cushion of the present utility model;

FIG. 3 is a schematic view of an angle adjusting device according to the present utility model;

fig. 4 is a schematic view of a part of the structure of the present utility model.

In the figure: 1. a main body; 2. a roller; 3. a lifting device; 4. a seat plate; 5. a cavity; 6. a screw; 7. a first gear; 8. an adjusting bolt; 9. a second gear; 10. a movable block; 11. a clamping rod; 12. a clamping groove; 13. a rotating shaft; 14. a backrest; 15. a connecting plate; 16. a first swivel mount; 17. a telescopic rod; 18. a movable rod; 19. a second swivel mount; 20. a spring; 21. a third swivel mount; 22. a telescopic cylinder; 23. a handrail frame; 24. a mounting frame; 25. placing a plate; 26. a fastening bolt; 27. a groove; 28. a rotating seat; 29. a telescopic support rod; 30. a pedal; 31. a cushion; 32. and a back cushion.

Detailed Description

The utility model is further illustrated by the following examples:

example 1

As shown in fig. 1-4, the utility model provides a chair for infants, which comprises a main body 1, a roller 2 is fixedly arranged at the bottom end of the main body 1, a lifting device 3 is fixedly arranged at the upper end of the main body 1, a seat board 4 is arranged at the upper end of the lifting device 3, a cavity 5 is arranged in the seat board 4, a screw rod 6 is arranged in one end of the seat board 4, a first gear 7 is fixedly connected to the outer side of one end of the screw rod 6, an adjusting bolt 8 is arranged in the lower end of the seat board 4 in a penetrating manner, a second gear 9 is fixedly connected to the upper end of the adjusting bolt 8, a movable block 10 is sleeved at the outer side of the other end of the screw rod 6, a rotating shaft 13 is arranged at one end of the seat board 4, a backrest 14 is arranged at the outer side of the rotating shaft 13, a connecting plate 15 is fixedly connected to the bottom end of one side of the seat board 4, a handrail frame 23 is fixedly connected to the upper end of the handrail frame 23, a mounting frame 24 is movably arranged at the outer side of the lower end of the handrail frame 24, a placing plate 25 is fixedly connected to the bottom end of the other side of the seat board 4, a rotating seat 28 is fixedly connected to the upper surface of the seat board 4, and a cushion 32 is fixedly connected to the inner side of the backrest 14.

In this embodiment, be convenient for according to the user demand to chair height-adjusting, be convenient for dismantle and install it simultaneously, utilize elevating gear 3 to drive the seat and carry out the regulation of upper and lower height, be convenient for adjust according to the user demand, secondly through the upper end with elevating gear 3 intubate in the inside cavity 5 that sets up of bedplate 4, simultaneously because the inside of bedplate 4 sets up screw rod 6, and be provided with first gear 7 in the one end outside of screw rod 6, through rotating adjusting bolt 8, make the second gear 9 that its upper end set up drive first gear 7 rotate, thereby make screw rod 6 rotate, in addition, movable block 10 has been cup jointed in the outside of screw rod 6, and then drive clamping lever 11 to inboard remove and be connected with draw-in groove 12 that elevating gear 3 upper end outside set up, thereby with its fixed mounting in the inside of bedplate 4, when the needs dismantle the chair, reverse direction rotation adjusting bolt 8, can outwards remove clamping lever 11, thereby make elevating gear 3 detachable, the convenience of device is increased.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the upper end fixedly connected with first swivel mount 16 of connecting plate 15, the inboard movable mounting of first swivel mount 16 has telescopic link 17, the upper end swing joint of telescopic link 17 has movable rod 18, the one end outside movable mounting of movable rod 18 has second swivel mount 19, spring 20 has been cup jointed in the outside of telescopic link 17, the one end of movable rod 18 is connected with the outside of back 14 through second swivel mount 19, the upper surface fixedly connected with third swivel mount 21 of connecting plate 15, the inboard movable mounting of third swivel mount 21 has telescopic cylinder 22, telescopic cylinder 22's one end is connected with the lower extreme outside of telescopic link 17 through the swivel mount.

In this embodiment, make can carry out the regulation of angle to backrest 14 as required when using the chair, improve the comfort of use, be connected backrest 14 and the one end of bedplate 4 through axis of rotation 13, and the telescopic link 17 of one side upper end setting at connecting plate 15, simultaneously utilize movable rod 18 to be connected with backrest 14, can drive backrest 14 and remove, thereby make backrest 14 realize the regulation of angle, secondly set up telescopic cylinder 22 in the lower extreme outside of telescopic link 17, be convenient for support it, avoid long-time use lower adjusting device to appear the problem, thereby make the infant injured, increase the security and the adjustability of device.

Example 3

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the lower extreme outside of mounting bracket 24 runs through and is provided with fastening bolt 26, and the lower extreme outside of handrail frame 23 is provided with recess 27, and the mounting bracket 24 lower extreme outside is equipped with the mounting groove, and mounting bracket 24 passes through the mounting groove joint in the lower extreme outside of handrail frame 23, and the inboard movable mounting of rotating seat 28 has flexible bracing piece 29, and flexible bracing piece 29's lower extreme movable mounting has footboard 30, and flexible bracing piece 29 and footboard 30 junction are equipped with and rotate the cassette, and footboard 30 can carry out the regulation and the fixed of angle through rotating the cassette.

In this embodiment, be convenient for assemble the rack to the chair, increase the functionality of chair, utilize the fastening bolt 26 to be connected the outside of mounting bracket 24 and armrest frame 23, because of the mounting bracket 24 is equipped with the mounting groove with the contact area department of armrest frame 23, thereby make mounting bracket 24 can install fast and dismantle, secondly, install flexible bracing piece 29 in the bottom of bedplate 4, utilize flexible bracing piece 29 to drive footboard 30 and carry out high regulation, be convenient for adjust according to the height of infant in different periods, increase the practicality of device, because flexible bracing piece 29 is connected with bedplate 4 through rotating seat 28, so the one end of flexible bracing piece 29 rotates with rotating seat 28 as the centre of a circle, thereby when pedal 30 need not be used, can pack up it, avoid hindering the use.

Example 4

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the first gear 7 is connected with the second gear 9 in a meshing mode, the upper end of the movable block 10 is fixedly connected with a clamping rod 11, a clamping groove 12 is formed in the outer side of the upper end of the lifting device 3, a screw rod 6, the first gear 7, the adjusting bolt 8, the second gear 9, the movable block 10 and the clamping rod 11 form a group of connecting devices, and two groups of connecting devices are arranged in the two ends of the seat board 4.

The working principle of the chair for infants is specifically described below.

As shown in figures 1-4, when the chair for infants is used, the lifting device 3 is utilized to drive the chair to adjust the height up and down, the chair is convenient to adjust according to the use requirement, then the upper end of the lifting device 3 is inserted into the cavity 5 arranged in the seat plate 4, meanwhile, the screw rod 6 is arranged in the seat plate 4, the first gear 7 is arranged outside one end of the screw rod 6, the second gear 9 arranged at the upper end of the screw rod is driven to rotate by rotating the adjusting bolt 8, so that the screw rod 6 is rotated, in addition, the movable block 10 is sleeved outside the screw rod 6, the clamping rod 11 is driven to move inwards and is connected with the clamping groove 12 arranged outside the upper end of the lifting device 3, so that the clamping rod 11 is fixedly arranged in the seat plate 4, when the chair needs to be disassembled, the adjusting bolt 8 is rotated in the opposite direction, so that the clamping rod 11 can be moved outwards, so that the lifting device 3 can be detached, the convenience of the device is improved, the backrest 14 is connected with one end of the seat board 4 through the rotating shaft 13, the telescopic rod 17 is arranged at the upper end of one side of the connecting plate 15, meanwhile, the movable rod 18 is connected with the backrest 14, the backrest 14 can be driven to move, the backrest 14 can realize angle adjustment, the telescopic cylinder 22 is arranged at the outer side of the lower end of the telescopic rod 17, the telescopic cylinder is convenient for supporting the backrest, the problem of long-time use of the lower adjusting device is avoided, the infants are injured, the safety and the adjustability of the device are improved, the mounting frame 24 is connected with the outer side of the armrest frame 23 through the fastening bolt 26, the mounting frame 24 can be quickly mounted and dismounted due to the mounting groove arranged at the contact area of the mounting frame 24 and the armrest frame 23, the telescopic supporting rod 29 is mounted at the bottom end of the seat board 4, the telescopic support rod 29 is utilized to drive the pedal 30 to adjust the height, the adjustment is convenient according to the heights of infants in different periods, the practicability of the device is improved, and one end of the telescopic support rod 29 rotates by taking the rotary seat 28 as the center of a circle because the telescopic support rod 29 is connected with the seat board 4 through the rotary seat 28, so that the telescopic support rod 29 can be retracted when the pedal 30 is not required to be used, and the interference of use is avoided.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. Chair for infants, comprising a main body (1), characterized in that: the utility model discloses a seat cushion, including main part (1), elevating gear (3) are fixed on the bottom fixed mounting of main part (1), elevating gear (3) are provided with bedplate (4) in the upper end, the inside of bedplate (4) is provided with cavity (5), the inside screw rod (6) that is provided with of one end of bedplate (4), the inside regulation bolt (8) that runs through of lower extreme of bedplate (4), the one end of bedplate (4) is provided with axis of rotation (13), the outside of axis of rotation (13) is provided with back (14), one side bottom fixedly connected with connecting plate (15) of bedplate (4), the upper end fixedly connected with handrail frame (23) of bedplate (4), the lower extreme outside movable mounting of handrail frame (23) has mounting bracket (24), one side upper end fixedly connected with of mounting bracket (24) places board (25), the opposite side bottom fixedly connected with rotation seat (28) of bedplate (4), the upper surface fixedly connected with cushion (31) of bedplate (4), one side fixedly connected with cushion (32) of back (14).

2. A chair for young children according to claim 1, wherein: the screw rod (6) one end outside fixedly connected with first gear (7), the upper end fixedly connected with second gear (9) of adjusting bolt (8), movable block (10) have been cup jointed in the other end outside of screw rod (6), first gear (7) are connected with second gear (9) through the meshing mode.

3. A chair for young children according to claim 2, wherein: the upper end fixedly connected with draw-in bar (11) of movable block (10), the upper end outside of elevating gear (3) is provided with draw-in groove (12), screw rod (6), first gear (7), adjusting bolt (8), second gear (9), movable block (10) and draw-in bar (11) constitute a set of connecting device, the both ends inside of bedplate (4) are provided with two sets of connecting device.

4. A chair for young children according to claim 1, wherein: the utility model discloses a seat structure of a backrest, including connecting plate (15), telescopic link (17) is installed to the inboard movable mounting of connecting plate (15), telescopic link (17) is installed to the upper end swing joint of telescopic link (17), second swivel mount (19) is installed in the outside movable mounting of one end of telescopic link (18), spring (20) have been cup jointed in the outside of telescopic link (17), the one end of telescopic link (18) is connected with the outside of backrest (14) through second swivel mount (19).

5. A chair for young children according to claim 4, wherein: the upper surface fixedly connected with third swivel mount (21) of connecting plate (15), the inboard movable mounting of third swivel mount (21) has flexible cylinder (22), the one end of flexible cylinder (22) is connected with the lower extreme outside of telescopic link (17) through the swivel mount.

6. A chair for young children according to claim 1, wherein: the lower extreme outside of mounting bracket (24) is run through and is provided with binding bolt (26), the lower extreme outside of handrail frame (23) is provided with recess (27), the lower extreme outside of mounting bracket (24) is equipped with the mounting groove, mounting bracket (24) pass through the lower extreme outside of mounting groove joint at handrail frame (23).

7. A chair for young children according to claim 6, wherein: the inside movable mounting of rotating seat (28) has flexible bracing piece (29), the lower extreme movable mounting of flexible bracing piece (29) has footboard (30), flexible bracing piece (29) are equipped with the rotation cassette with footboard (30) junction, footboard (30) can carry out the regulation and the fixed of angle through rotating the cassette.