Angle fixing support structure of child safety seat

Abstract

The utility model provides an angle fixing support structure of a child safety seat. The child safety seat angle fixing support structure comprises a seat base, a sliding structure is fixed to the upper side of the seat base, a fixing structure is fixed to the lower side of the seat base, the fixing structure comprises a base support, and the sliding structure is in sliding connection with the base support so as to drive the seat base to slide. A limiting structure is arranged between one end of the sliding structure and the base support, the sliding distance of the sliding structure is limited, and the seat base is fixed. The structure is stable, the position adjusting operation is simple and convenient, and the comfort is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a children safety seat angle fixed support structure. BACKGROUND

[0002] The popularization of children safety seats makes children safety seats need more diversified adaptation to more age children, and in order to let children experience better in the use process, the comfort is better, it is necessary to adjust the seat inclination angle of children safety seats, and the existing angle adjusting mechanism is complicated in structure, and is time-consuming and laborious to adjust. SUMMARY

[0003] In view of the defects of the existing children safety seats, the technical problem to be solved by the utility model is to provide a children safety seat angle fixed support structure convenient to adjust.

[0004] In order to realize the above-mentioned purpose, according to one aspect of the utility model, the utility model is realized through the following technical measures:

[0005] A children safety seat angle fixed support structure, comprising: a seat base, a sliding structure is fixed on the upper side of the seat base, a fixed structure is fixed on the lower side of the seat base, the fixed structure comprises a base support, the sliding structure is slidably connected with the base support, so as to drive the seat base to slide, a limiting structure is arranged between one end of the sliding structure and the base support, the sliding distance of the sliding structure is limited, and the seat base is fixed.

[0006] Further, the sliding structure comprises a sliding frame, the sliding frame comprises two L-shaped supports, the L-shaped supports are fixed on the left and right sides of the seat base and are symmetrical, the corner of the L-shaped support is an arc corner, the L-shaped support is embedded into the seat base from the upper side, the L-shaped support is flush with the surface of the seat base, two pairs of connecting pieces corresponding in position are formed by extending the upper and lower ends of the two L-shaped supports backward respectively, and the connecting pieces of the sliding frame pass through the seat base.

[0007] Further, the base support of the fixed structure comprises two arc-shaped supports, the two arc-shaped supports are fixedly connected into an integrated whole through connecting rods, arc-shaped guide grooves I and arc-shaped guide grooves II are respectively formed in the upper and lower ends of the arc-shaped supports, the positions of the arc-shaped guide grooves correspond to the positions of the connecting pieces of the L-shaped supports respectively, and the arc-shaped supports are embedded into the seat base from the lower side.

[0008] Further, the limiting structure comprises a matching plate, the matching plate is arranged between the lower ends of the two arc-shaped supports, upper end of the matching plate is provided with an upper cavity and two transverse pin column grooves, the side of the pin column groove is provided with a round hole to facilitate the pin column to extend out, the pin column groove is further provided with a limiting groove, the upper cavity of the matching plate is extended upward to form a guide column on one side, the guide column is provided with a tension spring buckle on one side, the upper cavity of the matching plate is provided with a pull plate, one end of the pull plate is provided with a pull handle, the pull plate is provided with a vertical guide groove corresponding to the guide column of the matching plate and a pair of left-right symmetrical obtuse angle guide grooves, the bottom of the matching plate is provided with a lower cavity, the upper cavity and the lower cavity are provided with a through hole, the pull handle of the pull plate is arranged in the lower cavity of the matching plate, the pull plate is provided with a tension spring hanging hole corresponding to the tension spring buckle of the matching plate, and the two sides of the matching plate are further provided with connecting holes.

[0009] Further, the arc-shaped guide groove II of the base support is provided with uniformly distributed limiting holes on the lower side, a sliding rod is inserted between the position corresponding connecting sheets, the length of the sliding rod is greater than the distance between the two connecting sheets, the lower end of the sliding rod is sequentially threaded through the arc-shaped guide groove II on one side of the seat base, the connecting holes on the two sides of the matching plate and the arc-shaped guide groove II on the other side of the seat base, so that the sliding frame is slidably connected with the base support, and the upper end of the sliding rod is sequentially threaded through the two arc-shaped guide grooves I of the base support, so that the sliding frame is slidably connected with the base support, and the rear sliding frame is fixedly connected with the seat base through screws.

[0010] Further, the pin column groove of the matching plate is provided with a cross pin, one end of the head of the cross pin is connected with the limiting groove in the pin column groove, the other end of the cross pin is connected with the obtuse angle guide groove of the pull plate, the tail of the cross pin extends out of the round hole of the pin column groove and is inserted into the limiting hole of the base support, the tension spring is arranged between the tension spring hanging hole of the pull plate and the tension spring buckle of the matching plate, and the matching plate is fixedly connected with the seat base through the bolts.

[0011] Compared with the prior art, the utility model has the advantages of stable structure, simple and convenient position adjusting operation and increased comfort. BRIEF DESCRIPTION OF DRAWINGS

[0012] The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the application, and are incorporated herein for purposes of illustration. The drawings are not intended to limit the present application in any way. In the drawings:

[0013] Figure 1 The structure diagram of the angle fixing support structure of the child safety seat Figure One .

[0014] Figure 2 The explosion schematic view of the sliding structure and the fixed structure.

[0015] Figure 3 This is an exploded view of the limiting structure described in this utility model.

[0016] Figure 4 This is a schematic diagram of the mating plate structure described in this utility model.

[0017] Figure 5 This is a schematic diagram of the child safety seat angle fixing bracket structure described in this utility model. Figure Two .

[0018] Explanation of reference numerals in the attached drawings: 1. Sliding structure; 2. Fixed structure; 3. Limiting structure; 4. Seat base; 5. Connecting piece; 6. Sliding rod; 7. Sliding frame; 8. Arc-shaped bracket; 9. Connecting rod; 10. Arc-shaped guide groove II; 11. Limiting hole; 12. Arc-shaped guide groove I; 13. Pull plate; 14. Mating plate; 15. Vertical guide groove; 16. Obtuse-angle guide groove; 17. Tension spring; 18. Tension spring hanging hole; 19. Handle; 20. Pin groove; 21. Through hole; 22. Lower cavity; 23. Round hole; 24. Connecting hole; 25. Limiting groove; 26. Upper cavity; 27. Tension spring buckle; 28. Guide post. Detailed Implementation

[0019] The present invention will be described in detail below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in the present application can be combined with each other.

[0020] In the description of this utility model, it should be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "bottom", "top", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 The child safety seat angle fixing bracket structure includes: a seat base 4, a sliding structure 1 fixed on the upper side of the seat base 4, a fixing structure 2 fixed on the lower side of the seat base 4, the fixing structure 2 including a base bracket, the sliding structure 1 being slidably connected to the base bracket, thereby driving the seat base 4 to slide, and a limiting structure 3 being provided between one end of the sliding structure 1 and the base bracket to limit the sliding distance of the sliding structure 1 and fix the seat base 4.

[0022] The sliding structure 1 comprises a sliding frame 7, which includes two L-shaped supports fixed to the left and right sides of the seat base 4 and symmetrical to each other, the corners of the L-shaped supports are arc-shaped corners, the L-shaped supports are embedded into the seat base 4 from the upper side, the L-shaped supports are flush with the surface of the seat base 4, two pairs of connecting pieces 5 corresponding in position are formed by extending the upper and lower ends of the L-shaped supports respectively, and the connecting pieces 5 of the sliding frame 7 pass through the seat base 4.

[0023] The base support of the fixed structure 2 includes two arc-shaped supports 8 fixedly connected into one body through connecting rods 9, arc-shaped guide grooves I 12 and arc-shaped guide grooves II 10 are respectively formed in the upper and lower ends of the arc-shaped supports 8, the positions of the arc-shaped guide grooves correspond to the positions of the connecting pieces 5 of the L-shaped supports respectively, and the arc-shaped supports 8 are embedded into the seat base 4 from the lower side.

[0024] The limiting structure 3 includes a matching plate 14 arranged between the lower ends of the two arc-shaped supports 8, an upper cavity 26 and two transverse pin column grooves 20 are formed in the upper end of the matching plate 14, round holes 23 are arranged on the sides of the pin column grooves 20 to facilitate the extension of pin columns, limiting grooves 25 are further formed in the pin column grooves 20, a guide column 28 is formed by extending one side of the upper cavity 26 of the matching plate 14 upward, a tension spring buckle 27 is arranged on one side of the guide column 28, a pull plate 13 is arranged in the upper cavity 26 of the matching plate 14, a pull handle 19 is arranged at one end of the pull plate 13, vertical guide grooves 15 and a pair of left and right symmetrical obtuse angle guide grooves 16 corresponding to the guide column 28 of the matching plate 14 are formed in the pull plate 13, a lower cavity 22 is formed in the bottom of the matching plate 14, a through hole 21 is formed between the upper cavity 26 and the lower cavity 22, the pull handle 19 of the pull plate 13 is arranged in the lower cavity 22 of the matching plate 14, a tension spring hanging hole 18 is formed in the positions corresponding to the tension spring buckle 27 of the matching plate 14, and connecting holes 24 are further formed in the two sides of the matching plate 14.

[0025] Uniformly distributed limiting holes 11 are formed in the lower side of the arc-shaped guide grooves II 10 of the base support, a sliding rod 6 is inserted between the connecting pieces 5 corresponding in position, the length of the sliding rod 6 is greater than the distance between the two connecting pieces 5, the lower end of the sliding rod 6 passes through the arc-shaped guide grooves II 10 on one side of the seat base 4, the connecting holes 24 on the two sides of the matching plate 14 and the arc-shaped guide grooves II 10 on the other side of the seat base 4 in sequence, so that the sliding frame 7 is slidably connected with the base support, the upper end of the sliding rod 6 passes through the two arc-shaped guide grooves I 12 of the base support in sequence, so that the sliding frame 7 is slidably connected with the base support, and the sliding frame 7 is fixedly connected with the seat base 4 through screws.

[0026] The cross pin is provided in the pin column groove 20 of the matching plate 14, one end of the head of the cross pin is connected with the limiting groove 25 in the pin column groove 20, the other end is connected with the obtuse angle type guide groove of the pull plate 13, the tail of the cross pin is extended from the round hole 23 of the pin column groove 20 and is inserted with the limiting hole 11 of the base support, the pull spring hanging hole 18 of the pull plate 13 is provided with the pull spring 17 between the pull spring buckle 27 of the matching plate 14, the matching plate 14 is fixed by bolt connection with the seat base 4, when sliding, the sliding structure 1 and the fixed structure 2 slide in the arc-shaped guide groove of the base support with the sliding rod 6 as the fulcrum and are limited by the cross pin.

[0027] When the angle fixing support structure of the child safety seat needs to be adjusted, the handle 19 of the pull plate 13 is pulled, the pull plate 13 is moved to drive the pull spring 17 to be elongated, the upper end pin column of the cross pin is moved in the obtuse angle guide groove 16, the lower end pin column of the cross pin is moved inward in the limiting groove 25 of the matching plate 14, the other end pin column of the pull plate 13 is retracted into the pin column groove 20, the sliding structure 1 and the fixed structure 2 are unlocked, at this time, the pull plate 13 or the seat base 4 can be pulled to adjust the angle, after the adjustment is completed, the handle 19 of the pull plate 13 is released, the pull plate 13 is pulled back to the initial position under the elastic force of the pull spring 17, at the same time, the cross pin is extended from the side round hole 23 of the pin column groove 20 and is inserted into the limiting hole 11 of the base support to complete the locking, if the cross pin is not aligned with the limiting hole 11 of the base support, the seat base 4 is shaken, the cross pin is aligned with the limiting hole 11 under the elastic force of the pull spring 17, and the cross pin is popped out to complete the locking.

[0028] The above only describes the preferred embodiments of the utility model and is not used for limiting the utility model, for the person skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A child safety seat angle securing bracket structure comprising: The seat base is characterized in that a sliding structure is fixed on the upper side of the seat base, and a fixed structure is fixed on the lower side of the seat base, the fixed structure comprises a base support, the sliding structure is in sliding connection with the base support, thereby driving the seat base to slide, a limiting structure is arranged between one end of the sliding structure and the base support, thereby limiting the sliding distance of the sliding structure and fixing the seat base.

2. A child safety seat angle fixing bracket structure according to claim 1, characterized in that: The sliding structure comprises a sliding frame, the sliding frame comprises two L-shaped supports which are fixed on the left and right sides of the seat base and are symmetrical, the corner of the L-shaped support is an arc-shaped corner, the L-shaped support is embedded into the seat base from the upper side, the L-shaped support is flush with the surface of the seat base, two pairs of connecting pieces corresponding in position are formed by extending the upper and lower ends of the two L-shaped supports backward, and the connecting pieces of the sliding frame pass through the seat base.

3. A child safety seat angle fixing bracket structure according to claim 2, characterized in that: The base support of the fixed structure comprises two arc-shaped supports which are fixedly connected into one body through a connecting rod, arc-shaped guide grooves I and II are respectively formed in the upper and lower ends of the arc-shaped supports, the positions of the arc-shaped guide grooves correspond to the positions of the connecting pieces of the L-shaped supports, and the arc-shaped supports are embedded into the seat base from the lower side.

4. The angle fixing bracket structure of a child safety seat according to claim 1, characterized in that: The limiting structure comprises a matching plate, the matching plate is arranged between the lower ends of the two arc-shaped supports, an upper cavity and two transverse pin column grooves are formed in the upper end of the matching plate, round holes are arranged on the sides of the pin column grooves to facilitate the extension of pin columns, a limiting groove is further formed in the pin column groove, a guide column is formed by extending the upper cavity of the matching plate upward on one side, a tension spring buckle is arranged on one side of the guide column, a pull plate is arranged in the upper cavity of the matching plate, a handle is arranged at one end of the pull plate, the pull plate is provided with a vertical guide groove corresponding to the guide column of the matching plate and a pair of left and right symmetrical obtuse angle guide grooves, a lower cavity is formed in the bottom of the matching plate, a through hole is formed between the upper cavity and the lower cavity, the handle of the pull plate is arranged in the lower cavity of the matching plate, a tension spring hanging hole is formed at the positions corresponding to the tension spring buckle of the matching plate and the pull plate, and connecting holes are further formed in the two sides of the matching plate.

5. A child safety seat angle fixing bracket structure according to claim 3, characterized in that: The lower side of the arc-shaped guide groove II of the base support is provided with uniformly distributed limiting holes, a sliding rod is inserted between the connecting pieces corresponding in position, the length of the sliding rod is greater than the distance between the two connecting pieces, the lower end of the sliding rod sequentially passes through the arc-shaped guide groove II on one side of the seat base, the connecting holes on the two sides of the matching plate and the arc-shaped guide groove II on the other side of the seat base, and then the sliding frame is in sliding connection with the base support, the upper end of the sliding rod sequentially passes through the two arc-shaped guide grooves I of the base support, and then the sliding frame is in sliding connection with the base support, and finally the sliding frame and the seat base are fixedly connected through screws.

6. A child safety seat angle fixing bracket structure according to claim 4, characterized in that: A cross pin is arranged in the pin column groove of the matching plate, one end of the head of the cross pin is connected with the limiting groove in the pin column groove, the other end of the head of the cross pin is connected with the obtuse angle guide groove of the pull plate, the tail of the cross pin extends out of the round hole of the pin column groove and is inserted into the limiting hole of the base support, a tension spring is arranged between the tension spring hanging hole of the pull plate and the tension spring buckle of the matching plate, and the matching plate and the seat base are fixedly connected through bolts.

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