Child safety seat convenient to adjust

Abstract

The utility model relates to the field of safety seats, and discloses a child safety seat convenient to adjust, which comprises a base assembly, a rotating assembly is arranged at the top end of the base assembly, a rotating support rail is arranged at the top end of the rotating assembly, and a backrest assembly is arranged at the top end of the rotating support rail. A headrest assembly is arranged at the front end of the backrest assembly, the base assembly comprises a lower base, a supporting frame is installed at the top end of the lower base, ISOFIX connecting devices are installed at the left end and the right end of the lower base respectively, an upper base is installed at the top end of the lower base, supporting legs are installed at the front end of the supporting frame, and the rotating assembly comprises a rotating disc support. According to the multifunctional seat, the orientation of the backrest assembly can be adjusted by adjusting the rotating assembly, the pitching angle of the backrest assembly can be adjusted by adjusting the inclination assembly, and mutual conversion of a sitting type seat and a horizontal type seat can be achieved through mutual matching of the rotating assembly and the inclination assembly and combination of the headrest assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to safe seat field especially relates to a children's safe seat convenient to adjust. BACKGROUND

[0002] Children's safe seat is a kind of seat specially designed for children, installed in car, aims at when vehicle collision or emergency braking etc., can effectively restrain children's body, reduce the risk of children being hurt, guarantee children's safety in car.

[0003] In prior art, children's seat is generally divided into horizontal type and sitting type, respectively applicable to children of different age groups, but horizontal type seat and sitting type seat in prior art are different in orientation, and the same type of seat can only realize single function when using, and applicability is poor when using, and therefore a children's safe seat convenient to adjust is proposed to solve the above problems. SUMMARY

[0004] In order to make up for the above shortcomings, the utility model provides a children's safe seat convenient to adjust, aims at improving the problem of "horizontal type seat and sitting type seat in prior art cannot be adjusted mutually when using, and applicability is poor".

[0005] In order to realize the above purpose, the utility model adopts the following technical scheme: a children's safe seat convenient to adjust, including base assembly, characterized by: the top of base assembly is provided with rotating assembly, the top of rotating assembly is provided with rotating support rail, the top of rotating support rail is provided with backrest assembly, the front end of backrest assembly is provided with headrest assembly, base assembly includes lower base, the top of lower base is installed with support frame, the left and right ends of lower base are both installed with ISOFIX connecting device, the top of lower base is installed with upper base, the front end of support frame is installed with support leg, rotating assembly includes turntable support, the bottom of turntable support is fixedly connected at the top of lower base, the top of support frame is rotatably connected with rotating disc, the top of rotating disc is installed with turntable pressing plate, the top of rotating disc is fixedly connected with rotating support rail, the right end of rotating support rail is provided with inclination assembly, the inner wall of rotating support rail is slidably connected with connecting rod.

[0006] Further description of the above technical scheme:

[0007] The backrest assembly includes front backrest, the inclination assembly includes rotating support block, the rotating support block is installed at the bottom of front backrest, the outer wall of rotating support rail is provided with rotating positioning hole, the left and right ends of rotating support block are both provided with through slot, the inner wall of two groups of through slots is both inserted with rotating fixed pin, rotating fixed pin and rotating positioning hole are matched.

[0008] As a further description of the above technical solutions:

[0009] The bottom end of the rotating support block is slidingly connected with a rotating pull plate, the top end of the rotating pull plate is provided with a rotating inclined slot, the rotating fixing pin slides in the inner wall of the rotating inclined slot, the rear end of the rotating pull plate is fixedly connected with a rotating fixing spring, and the rear end of the rotating fixing spring is fixedly connected to the inner wall of the rotating support block.

[0010] As a further description of the above technical solutions:

[0011] The rotating assembly further comprises a rotating fixing block, the rotating fixing block penetrates and is slidingly connected to the bottom end of the turntable pressing plate, the inner wall of the turntable pressing plate is slidingly connected with a limiting plate, the top end of the limiting plate is provided with a rotating inclined slot, the top end of the rotating fixing block slides in the inner wall of the rotating inclined slot, the top end of the turntable support is provided with a rotating fixing slot, and the rotating fixing block is inserted into the inner wall of the rotating fixing slot.

[0012] As a further description of the above technical solutions:

[0013] The inner wall of the limiting plate is fixedly connected with a rotating fixing spring, the front end of the rotating fixing spring is fixedly connected to the inner wall of the turntable pressing plate, the front end of the limiting plate is fixedly connected with an unlocking pull rope, and the front end of the unlocking pull rope is fixedly connected with an unlocking pull handle.

[0014] As a further description of the above technical solutions:

[0015] The bottom end of the front backrest is mounted with a rear backrest, the left end of the rear backrest is fixedly connected with a fixed frame, the unlocking pull handle slides in the inner wall of the fixed frame, the inner wall of the front backrest is fixedly connected with a positioning pressing plate, the unlocking pull rope slides in the inner wall of the positioning pressing plate, the right end of the unlocking pull handle is fixedly connected with a pull handle return spring, the right end of the pull handle return spring is fixedly connected to the left end of the positioning pressing plate, and the inner wall of the turntable pressing plate is fixedly connected with a pull rope pressing plate near the top end of the limiting plate.

[0016] As a further description of the above technical solutions:

[0017] The headrest assembly comprises a fixed frame, the fixed frame is mounted on the inner wall of the front backrest, the fixed frame is mounted on the outer wall of the connecting rod, the outer wall of the fixed frame is mounted with an adjusting frame, the front end of the front backrest is mounted with a headrest near the top end position, and the rear end of the headrest is mounted at the front end of the adjusting frame.

[0018] As a further description of the above technical solutions:

[0019] The backrest assembly further comprises an upper cover plate, a front end of the upper cover plate is mounted at a rear end of a front backrest, a side protection pad is mounted at a left end of the front backrest, and a guide hook is mounted at the left end of the front backrest close to a bottom end position.

[0020] As a further description of the above technical solutions:

[0021] A front surface of the front backrest is provided with a storage groove, and a storage box cover is mounted at a top end of the storage groove.

[0022] The utility model has the advantages of the following:

[0023] 1. In the utility model, the orientation of the backrest assembly can be adjusted through the adjusting rotating assembly, the pitch angle of the backrest assembly can be adjusted through the adjusting tilting assembly, the mutual conversion of the sitting type seat and the lying type seat can be realized through the mutual cooperation of the rotating assembly and the tilting assembly in combination with the headrest assembly, and the overall device has good applicability.

[0024] 2. In the utility model, a plurality of unlocking pull ropes are arranged to drive the limiting plates to move, when the rotating assembly is adjusted, the operator can unlock the rotating assembly by randomly actuating any one of the unlocking handles, so that the operator can simultaneously operate the device with both hands and simultaneously adjust the orientation and the pitch of the device when the overall device is adjusted, and the overall device is convenient to adjust. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a three-dimensional structure schematic view of the overall device in the utility model;

[0026] Figure 2 It is a three-dimensional structure split schematic view of the base assembly in the utility model;

[0027] Figure 3 It is a three-dimensional structure split schematic view of the backrest assembly in the utility model;

[0028] Figure 4 It is a three-dimensional structure schematic view of the base assembly in the utility model;

[0029] Figure 5 It is a three-dimensional structure split schematic view of the rotating assembly in the utility model;

[0030] Figure 6 It is a three-dimensional structure schematic view of the rotating disc support in the utility model;

[0031] Figure 7 It is a three-dimensional structure split schematic view of the rotating assembly in the utility model;

[0032] Figure 8 It is a three-dimensional structure split schematic view of the tilting assembly in the utility model.

[0033] Legend:

[0034] 1, base assembly; 11, upper base; 12, support frame; 13, support leg; 14, lower base; 2, rotating support rail; 21, connecting rod; 3, backrest assembly; 31, front backrest; 32, upper cover plate; 33, side protection pad; 34, guide hook; 35, rear backrest; 36, storage box cover; 37, storage groove; 4, headrest assembly; 41, headrest; 42, fixing frame; 43, adjusting frame; 5, rotating assembly; 51, unlocking handle; 52, rotating disc support; 53, unlocking pull rope; 54, positioning pressing plate; 55, limiting plate; 56, rotating fixing spring; 57, rotating fixing block; 58, rotating fixing groove; 59, rotating inclined groove; 510, fixing frame; 511, handle return spring; 512, rotating disc pressing plate; 513, rotating disc; 514, pull rope pressing plate; 6, ISOFIX connecting device; 7, tilting assembly; 71, rotating positioning hole; 72, through groove; 73, rotating support block; 74, rotating pull plate; 75, rotating inclined groove; 76, rotating fixing pin; 77, rotating fixing spring. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0036] Reference Figure 1 - Figure 7The utility model provides an embodiment: a child safety seat convenient to adjust, including the base assembly 1 for supporting whole device, the top of base assembly 1 is provided with the rotary component 5 for supporting backrest component 3 adjustment orientation, the top of rotary component 5 is provided with the rotation support rail 2 for supporting backrest component 3, the top of rotation support rail 2 is provided with backrest component 3 for supporting the child body, the front end of backrest component 3 is provided with headrest component 4 for supporting the child head, base assembly 1 includes the lower base 14 for directly with the car seat contact, the top of lower base 14 is installed with the support frame 12 for supporting rotary component 5, the left and right ends of lower base 14 are all installed with ISOFIX connecting device 6 for fixing lower base 14, ISOFIX connecting device 6 is prior art, can with the car rear seat pivot joint, so it can realize the fixation of whole device, because prior art, and the personnel of the art can realize, so the case does not make too much description, the top of lower base 14 is installed with the upper base 11 for the operator of convenient operation moves whole device, the top of upper base 11 is provided with the handle, can be used to conveniently operator lifts whole device, the front end of support frame 12 is installed with the support leg 13 for supporting the front end of base assembly 1, rotary component 5 includes the turntable support 52 for limiting rotary component 5 rotation, the bottom of turntable support 52 is fixedly connected in the top of lower base 14, the top of support frame 12 is rotatably connected with the rotary disc 513 for supporting rotation support rail 2, rotation support rail 2 is installed in the top of rotary disc 513, the top of rotary disc 513 is installed with the turnplate pressing plate 512, the top of rotary disc 513 is fixedly connected with the rotation support rail 2 for supporting backrest component 3 rotation, the right end of rotation support rail 2 is provided with the inclination component 7 for driving backrest component 3 forward and backward inclination, the inner wall of rotation support rail 2 is slidably connected with the connecting rod 21 for connecting backrest component 3 and rotation support rail 2.

[0037] Referring to Figure 3 , Figure 4 and Figure 8The backrest assembly 3 comprises a front backrest 31 for supporting a child, the connecting rod 21 can limit the front backrest 31 to rotate and tilt along the inner wall of the rotating support rail 2, the tilting assembly 7 comprises a rotating support block 73 for supporting the movement of the rotating fixing pin 76, the rotating support block 73 is installed at the bottom end of the front backrest 31, when the rotating support block 73 is fixed, the front backrest 31 will also be fixed synchronously, the outer wall of the rotating support rail 2 is provided with a rotating positioning hole 71 for accommodating the rotating fixing pin 76, the left and right ends of the rotating support block 73 are provided with a through slot 72 for guiding the movement of the rotating fixing pin 76, the inner walls of the two groups of through slots 72 are inserted with the rotating fixing pin 76 for fixing the rotating support block 73, the rotating fixing pin 76 and the rotating positioning hole 71 are matched, when the rotating fixing pin 76 is inserted into the inside of the rotating positioning hole 71, the rotating support block 73 will be fixed and cannot adjust the tilt angle, the bottom end of the support block 73 is slidingly connected with a rotating pull plate 74 for driving the movement of the rotating fixing pin 76, the top end of the rotating pull plate 74 is provided with a rotating inclined slot 75 for guiding the movement of the rotating fixing pin 76, the rotating fixing pin 76 slides in the inner wall of the rotating inclined slot 75, by pulling the rotating pull plate 74, the rotating fixing pin 76 can be pressed through the rotating inclined slot 75, so that the rotating fixing pin 76 can be separated from the inside of the rotating positioning hole 71, so that the rotating support block 73 will not be fixed, the operator can rotate the backrest assembly 3 to drive it to rotate forward and backward, so as to change the pitch angle of the backrest assembly 3, the rear end of the rotating pull plate 74 is fixedly connected with a rotating fixing spring 77 for driving the movement and resetting of the rotating pull plate 74, the rear end of the rotating fixing spring 77 is fixedly connected to the inner wall of the rotating support block 73, the rotating fixing spring 77 will always pull the rotating pull plate 74 backward, so as to drive the rotating pull plate 74 to move backward and reset.

[0038] Referring to Figure 5 - Figure 7The rotating assembly 5 further comprises a rotating fixing block 57 for fixing the rotating plate 512, the rotating fixing block 57 is through and slidingly connected at the bottom end of the rotating plate 512, the inner wall of the rotating plate 512 is slidingly connected with a limiting plate 55 for driving the rotating fixing block 57 to move, the top end of the limiting plate 55 is provided with a rotating inclined groove 59 for driving the rotating fixing block 57 to move, the top end of the rotating fixing block 57 is slidingly arranged in the inner wall of the rotating inclined groove 59, the rotating fixing block 57 can be driven to move to the middle position by pulling the limiting plate 55, the top end of the rotating plate support 52 is provided with a rotating fixing groove 58 for accommodating the rotating fixing block 57, the rotating fixing block 57 is inserted into the inner wall of the rotating fixing groove 58, after the rotating fixing block 57 is inserted into the rotating fixing groove 58, the rotating plate 512 will be fixed and cannot rotate relative to the rotating plate support 52, the inner wall of the limiting plate 55 is fixedly connected with a rotating fixing spring 56 for driving the limiting plate 55 to reset, the front end of the rotating fixing spring 56 is fixedly connected with the inner wall of the rotating plate 512, the rotating fixing spring 56 will always push the limiting plate 55 backward, the front end of the limiting plate 55 is fixedly connected with an unlocking pull rope 53 for driving the limiting plate 55 to move, the front end of the unlocking pull rope 53 is fixedly connected with an unlocking handle 51 for driving the unlocking pull rope 53 to move, the bottom end of the front backrest 31 is installed with a rear backrest 35, the left end of the rear backrest 35 is fixedly connected with a fixed frame 510 for guiding the unlocking handle 51 to move, the unlocking handle 51 is slidingly arranged in the inner wall of the fixed frame 510, by using the fixed frame 510 to guide the unlocking handle 51, the unlocking handle 51 can be kept to move stably, the inner wall of the front backrest 31 is fixedly connected with a positioning plate 54 for guiding the unlocking pull rope 53, the unlocking pull rope 53 is slidingly arranged in the inner wall of the positioning plate 54, the right end of the unlocking handle 51 is fixedly connected with a handle reset spring 511 for driving the unlocking handle 51 to reset, the right end of the handle reset spring 511 is fixedly connected with the left end of the positioning plate 54, the handle reset spring 511 will always pull the unlocking handle 51 inward to drive it to move inward to reset, the inner wall of the rotating plate 512 close to the top end of the limiting plate 55 is fixedly connected with a pull rope pressing plate 514 for fixing the unlocking pull rope 53.

[0039] With reference to Figure 1 - Figure 3The headrest assembly 4 comprises a fixed frame 42 for supporting the up-and-down movement of the adjusting frame 43, the fixed frame 42 is installed on the inner wall of the front backrest 31, the outer wall of the fixed frame 42 is installed with the adjusting frame 43 for supporting the movement of the headrest 41, the front end of the front backrest 31 is installed with the headrest 41 for supporting the head of the child near the top end position, the rear end of the headrest 41 is installed at the front end of the adjusting frame 43, the headrest 41 is a prior art, which is internally provided with a positioning assembly, the position of the headrest 41 can be fixed by adjusting the positioning assembly, the headrest 41 part of the device is not obviously improved, it is only a simple application of the prior art, therefore, the case will not be described in detail, the backrest assembly 3 further comprises an upper cover plate 32, the front end of the upper cover plate 32 is installed at the rear end of the front backrest 31, the left end of the front backrest 31 is installed with a side protection pad 33 for protecting the side of the front backrest 31, the left end of the front backrest 31 is installed with a guide hook 34 for guiding the car safety belt near the bottom end position, the front surface of the front backrest 31 is provided with a storage groove 37 for storing articles, the top end of the storage groove 37 is installed with a storage box cover 36 for closing the top end opening of the storage groove 37.

[0040] Working principle: when the orientation of the backrest assembly 3 needs to be adjusted, the unlocking handle 51 can be pulled first to drive the unlocking pull rope 53 to move outward, the outward movement of the unlocking pull rope 53 will pull the limiting plate 55 to extrude the rotating fixed block 57, the rotating fixed block 57 will move inward to disengage from the rotating fixed groove 58, then the backrest assembly 3 can be rotated to change the orientation of the backrest assembly 3, after the orientation adjustment is completed, the unlocking handle 51 can be slowly released, the rotating fixed spring 56 will push the limiting plate 55 to move backward to reset, the backward movement of the limiting plate 55 will drive the rotating fixed block 57 to reinsert into the inside of the rotating fixed groove 58, at the same time, the handle reset spring 511 will pull the unlocking handle 51 to move inward to reset, so that the unlocking handle 51 will no longer pull the unlocking pull rope 53.

[0041] When the pitch angle of the backrest assembly 3 needs to be adjusted, the rotating pull plate 74 can be pulled first to extrude the rotating fixing pin 76 to move inward and disengage from the inside of the rotating positioning hole 71, then the rotating pull plate 74 can be actuated to drive the rotating support block 73 to rotate, the rotating support block 73 will drive the backrest assembly 3 to tilt forward and backward, so as to change the pitch angle of the backrest assembly 3, after the pitch angle of the backrest assembly 3 is adjusted, the rotating pull plate 74 can be released, the rotating fixing spring 77 will pull the rotating pull plate 74 to move backward and reset, at the same time, the rotating pull plate 74 will extrude the rotating fixing pin 76 to reinsert into the inside of the rotating positioning hole 71, so as to fix the backrest assembly 3 again, by changing the rotating direction of the backrest assembly 3, the switching of different functions of the backrest assembly 3 can be realized, when the low-age children with a height of 40-105cm need to be carried out, the backrest assembly 3 can be adjusted to the rearward posture, when the children with a height of 76-150cm are carried, the backrest assembly 3 can be adjusted to the forward state, when the baby needs to be held, the backrest assembly 3 can be adjusted to the lateral state, the overall device has good applicability.

[0042] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A child safety seat for ease of adjustment comprising a base assembly (1) characterised in that: The top end of the base assembly (1) is provided with a rotating assembly (5), the top end of the rotating assembly (5) is provided with a rotating support rail (2), the top end of the rotating support rail (2) is provided with a backrest assembly (3), the front end of the backrest assembly (3) is provided with a headrest assembly (4), the base assembly (1) comprises a lower base (14), the top end of the lower base (14) is provided with a support frame (12), both left and right ends of the lower base (14) are provided with ISOFIX connecting devices (6), the top end of the lower base (14) is provided with an upper base (11), the front end of the support frame (12) is provided with a support leg (13), the rotating assembly (5) comprises a rotating disc support (52), the bottom end of the rotating disc support (52) is fixedly connected to the top end of the lower base (14), the top end of the support frame (12) is rotatably connected with a rotating disc (513), the top end of the rotating disc (513) is provided with a rotating disc pressing plate (512), the top end of the rotating disc (513) is fixedly connected with the rotating support rail (2), the right end of the rotating support rail (2) is provided with an inclination assembly (7), and the inner wall of the rotating support rail (2) is slidably connected with a connecting rod (21).

2. A child safety seat according to claim 1, wherein: The backrest assembly (3) comprises a front backrest (31), the inclination assembly (7) comprises a rotating support block (73), the rotating support block (73) is installed at the bottom end of the front backrest (31), the outer wall of the rotating support rail (2) is provided with a rotating positioning hole (71), both left and right ends of the rotating support block (73) are provided with a through slot (72), the inner walls of the two groups of through slots (72) are both inserted with a rotating fixed pin (76), and the rotating fixed pin (76) is matched with the rotating positioning hole (71).

3. A child safety seat for ease of adjustment according to claim 2, wherein: The bottom end of the rotating support block (73) is slidably connected with a rotating pull plate (74), the top end of the rotating pull plate (74) is provided with a rotating inclined slot (75), the rotating fixed pin (76) slides in the inner wall of the rotating inclined slot (75), the rear end of the rotating pull plate (74) is fixedly connected with a rotating fixed spring (77), and the rear end of the rotating fixed spring (77) is fixedly connected to the inner wall of the rotating support block (73).

4. A child safety seat for ease of adjustment as claimed in claim 2, wherein: The rotating assembly (5) further comprises a rotating fixed block (57), the rotating fixed block (57) penetrates and is slidably connected to the bottom end of the rotating disc pressing plate (512), the inner wall of the rotating disc pressing plate (512) is slidably connected with a limiting plate (55), the top end of the limiting plate (55) is provided with a rotating inclined slot (59), the top end of the rotating fixed block (57) slides in the inner wall of the rotating inclined slot (59), the top end of the rotating disc support (52) is provided with a rotating fixed slot (58), and the rotating fixed block (57) is inserted into the inner wall of the rotating fixed slot (58).

5. A child safety seat for ease of adjustment according to claim 4 wherein: The inner wall of the limiting plate (55) is fixedly connected with a rotary fixing spring (56), the front end of the rotary fixing spring (56) is fixedly connected with the inner wall of the rotating disc pressing plate (512), the front end of the limiting plate (55) is fixedly connected with an unlocking pull rope (53), and the front end of the unlocking pull rope (53) is fixedly connected with an unlocking pull handle (51).

6. A child safety seat for ease of adjustment according to claim 5 wherein: The bottom end of the front backrest (31) is provided with a rear backrest (35), the left end of the rear backrest (35) is fixedly connected with a fixed frame (510), the unlocking pull handle (51) slides in the inner wall of the fixed frame (510), the inner wall of the front backrest (31) is fixedly connected with a positioning pressing plate (54), the unlocking pull rope (53) slides in the inner wall of the positioning pressing plate (54), the right end of the unlocking pull handle (51) is fixedly connected with a pull handle return spring (511), the right end of the pull handle return spring (511) is fixedly connected with the left end of the positioning pressing plate (54), and the inner wall of the rotating disc pressing plate (512) is fixedly connected with a pull rope pressing plate (514) near the top end of the limiting plate (55).

7. A child safety seat according to claim 1, wherein: The headrest assembly (4) comprises a fixing frame (42), the fixing frame (42) is installed on the inner wall of the front backrest (31), the fixing frame (42) is installed on the outer wall of the connecting rod (21), the outer wall of the fixing frame (42) is provided with an adjusting frame (43), the front end of the front backrest (31) is provided with a headrest (41) near the top end position, and the rear end of the headrest (41) is installed on the front end of the adjusting frame (43).

8. A child safety seat for ease of adjustment as defined in claim 1, wherein: The backrest assembly (3) further comprises an upper cover plate (32), the front end of the upper cover plate (32) is installed on the rear end of the front backrest (31), the left end of the front backrest (31) is provided with a side protection pad (33), and the left end of the front backrest (31) is provided with a guide hook (34) near the bottom end position.

9. A child safety seat for ease of adjustment as defined in claim 2, wherein: The front surface of the front backrest (31) is provided with a storage groove (37), and the top end of the storage groove (37) is provided with a storage box cover (36).

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