CN219601005U - Portable child safety seat supporting leg structure - Google Patents
Portable child safety seat supporting leg structure Download PDFInfo
- Publication number
- CN219601005U CN219601005U CN202320690236.7U CN202320690236U CN219601005U CN 219601005 U CN219601005 U CN 219601005U CN 202320690236 U CN202320690236 U CN 202320690236U CN 219601005 U CN219601005 U CN 219601005U
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- CN
- China
- Prior art keywords
- sliding rail
- supporting leg
- groove
- contact block
- plastic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The utility model discloses a portable child safety seat supporting leg structure, which comprises a supporting leg assembly arranged at the front end of a seat base; the supporting leg assembly comprises a supporting leg main body, a joint part at the top end of the supporting leg main body, an outer sliding rail, an inner sliding rail and a limiting part, wherein the outer sliding rail is arranged at the front end of the seat base, the inner sliding rail is arranged in the outer sliding rail in a sliding manner, the supporting leg main body is rotationally connected with the end part of the inner sliding rail through the joint part, and the joint part of the joint part and the inner sliding rail is of a convex handle structure. According to the utility model, the support legs are rotated and matched with the limiting pieces to limit the sliding of the inner slide rail, when the support legs are used, the support legs are held, rotated and unfolded, pulled out and automatically locked, so that the movement of the support legs is avoided, when the support legs are folded and folded, the support legs are only required to be folded, unlocked and pushed to be folded, the whole structure is simple and practical, the use is convenient, the operation with two hands is not required, and the problem of the existing support leg structure is solved.
Description
Technical Field
The utility model relates to a portable child safety seat supporting leg structure.
Background
Child seats, also known as child restraint systems, are seats designed for children of different ages (or weights), installed in automobiles, and capable of effectively improving the safety of children, and the european regulations ECE R129 define child safety seats as follows: the child safety protection system which can be fixed on a motor vehicle and consists of a safety belt component or a flexible part with a buckle, an adjusting mechanism, accessories and the like can be combined with additional devices such as a portable child's bed, a baby carrier, an auxiliary seat or a collision protector, and the child safety protection system can reduce the impact force on the child and limit the body movement of the child to reduce the injury to the child under the condition that the automobile collides or suddenly decelerates, so that the riding safety of the child is ensured, and the child seat with a supporting leg structure is more stable and safer and can effectively protect the child;
however, the existing child safety seat support leg structure is mostly operated by two hands, one hand pulls/presses the release button, and the other hand pulls/pushes the support leg, so that the adjustment and folding functions are realized, the use is inconvenient, and the whole structure is complex, so that a convenient child safety seat support leg structure is needed to solve the above problems.
Disclosure of Invention
The utility model aims to provide a portable child safety seat supporting leg structure, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a portable child safety seat support leg structure comprises a support leg assembly arranged at the front end of a seat base;
the supporting leg assembly comprises a supporting leg main body, a joint part at the top end of the supporting leg main body, an outer sliding rail, an inner sliding rail and a limiting part, wherein the outer sliding rail is arranged at the front end of the seat base, the inner sliding rail is arranged in the outer sliding rail in a sliding manner, the supporting leg main body is rotationally connected with the end part of the inner sliding rail through the joint part, the joint part of the joint part and the inner sliding rail is of a convex handle structure, and the limiting part is arranged in the inner sliding rail;
the limiting piece comprises a plastic seat, a plastic contact block, a reset spring and a limiting shaft, wherein the plastic contact block is arranged in a groove of the plastic seat in a sliding manner, the reset spring is arranged between the plastic seat and the plastic contact block in a sliding manner, a chute is arranged on the plastic contact block, a U-shaped groove is arranged on the plastic seat, and the limiting shaft is inserted into the U-shaped groove of the plastic seat and the chute of the plastic contact block;
the two sides of the outer sliding rail are provided with L-shaped holes, the two sides of the inner sliding rail are provided with waist-shaped holes, and the two ends of the limiting shaft of the limiting piece are respectively inserted into the waist-shaped holes on the two sides of the inner sliding rail and the L-shaped holes on the two sides of the outer sliding rail.
Further, the convex handle of the joint piece is provided with a shaft hole, two sides of the inner slide rail are also provided with round holes, the round holes are positioned at the front end close to the inner slide rail, the waist-shaped holes are positioned at the rear end close to the inner slide rail, the shaft hole of the joint piece and the round holes of the inner slide rail are rotated by inserting a rotating shaft, and the rotating angle is not more than 90 degrees.
Further, the middle part of the plastic contact block is provided with a spring groove, the reset spring is arranged in the spring groove, one end of the reset spring is connected with the plastic contact block, and the other end of the reset spring is connected with the U-shaped groove of the plastic seat.
Further, the limiting piece and the inner sliding rail synchronously slide in the outer sliding rail, the groove of the L-shaped hole of the outer sliding rail is close to the front end of the groove, the limiting shaft of the limiting piece slides along the L-shaped hole of the outer sliding rail, and when the limiting shaft slides into the groove of the L-shaped hole, the inner sliding rail is limited to slide through the limiting shaft.
Further, when the waist-shaped hole of the inner sliding rail is used for enabling the limiting shaft to slide to the groove of the L-shaped hole, a space for enabling the limiting shaft to slide up and down is provided for the limiting shaft, and the limiting shaft is clamped into or removed from the groove of the L-shaped hole in a sliding mode along the waist-shaped hole.
Further, the convex handle of the joint piece is used for triggering the plastic contact block when the supporting leg main body is rotated and folded, and the limiting shaft is lifted out of the groove of the L-shaped hole along the chute of the plastic contact block to release the sliding restriction of the inner sliding rail.
Further, a decorative cover is further arranged at the joint of the inner sliding rail and the joint piece, and the decorative cover is arranged on the inner sliding rail.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the support legs are rotated and matched with the limiting pieces to limit the sliding of the inner slide rail, when the support legs are used, the support legs are held, rotated and unfolded, pulled out and automatically locked, so that the movement of the support legs is avoided, when the support legs are folded and folded, the support legs are only required to be folded, unlocked and pushed to be folded, the whole structure is simple and practical, the use is convenient, the operation with two hands is not required, and the problem of the existing support leg structure is solved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of an exploded construction of the support leg assembly of the present utility model;
FIG. 3 is a schematic cross-sectional view of the support leg assembly of the present utility model in use;
FIG. 4 is a schematic cross-sectional view of the support leg assembly of the present utility model when folded;
FIG. 5 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 6 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;
fig. 7 is an enlarged schematic view of the structure of fig. 4C according to the present utility model.
In the figure: 1. a seat base; 2. a support leg assembly; 21. a support leg body; 22. a joint member; 221. a convex handle; 23. an outer slide rail; 231. an L-shaped hole; 24. an inner slide rail; 241. a waist-shaped hole; 25. a limiting piece; 251. a plastic seat; 252. plastic contact 253, return spring; 254. a limiting shaft; 255. a chute; 256. a U-shaped groove; 26. and (5) a decorative cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 7, a portable child safety seat support leg structure includes a support leg assembly 2 provided at a front end of a seat base 1;
the supporting leg assembly 2 comprises a supporting leg main body 21, a joint piece 22 at the top end of the supporting leg main body 21, an outer sliding rail 23, an inner sliding rail 24 and a limiting piece 25, wherein the outer sliding rail 23 is arranged at the front end of the seat base 1, the inner sliding rail 24 is arranged in the outer sliding rail 23 in a sliding manner, the supporting leg main body 21 is rotationally connected with the end part of the inner sliding rail 24 through the joint piece 22, the joint part of the joint piece 22 and the inner sliding rail 24 is in a convex handle 221 structure, and the limiting piece 25 is arranged in the inner sliding rail 24;
the limiting piece 25 comprises a plastic seat 251, a plastic contact block 252, a reset spring 253 and a limiting shaft 254, the plastic contact block 252 is arranged in a groove of the plastic seat 251 in a sliding manner, the reset spring 253 is arranged between the plastic seat 251 and the plastic contact block 252, a chute 255 is arranged on the plastic contact block 252, a U-shaped groove 256 is arranged on the plastic seat 251, and the limiting shaft 254 is inserted into the U-shaped groove 256 of the plastic seat 251 and the chute 255 of the plastic contact block 252;
l-shaped holes 231 are formed in two sides of the outer sliding rail 23, waist-shaped holes 241 are formed in two sides of the inner sliding rail 24, and two ends of a limiting shaft 254 of the limiting piece 25 are respectively inserted into the waist-shaped holes 241 in two sides of the inner sliding rail 24 and the L-shaped holes 231 in two sides of the outer sliding rail 23;
specifically, the limiting piece 25 and the inner sliding rail 24 slide synchronously in the outer sliding rail 23, the groove of the L-shaped hole 231 of the outer sliding rail 23 is close to the front end of the groove, the limiting shaft 254 of the limiting piece 25 slides along the L-shaped hole 231 of the outer sliding rail 23, when the limiting shaft 254 slides into the groove of the L-shaped hole 231, the inner sliding rail 24 is limited to slide through the limiting shaft 254, in specific implementation, the groove of the L-shaped hole 231 of the outer sliding rail 23 is close to the front end of the groove, and when the inner sliding rail 24 slides forwards, the limiting shaft 254 slides into the groove of the L-shaped hole 231, so as to limit the inner sliding rail 24 to slide;
when the waist-shaped hole 241 of the inner slide rail 24 is used for the limiting shaft 254 to slide to the groove of the L-shaped hole 231, a space for the limiting shaft 254 to slide up and down is provided, and the limiting shaft 254 is slidably clamped into or moved out of the groove of the L-shaped hole 231 along the waist-shaped hole 241;
the protruding handle 221 of the joint member 22 is used for touching the plastic contact block 252 when the supporting leg main body 21 is rotated and folded, the limiting shaft 254 is lifted out of the groove of the L-shaped hole 231 along the chute 255 of the plastic contact block 252 to release the sliding restriction of the inner sliding rail 24, so that the inner sliding rail 24 can slide in the outer sliding rail 23, and the supporting leg main body 21 can be pushed to approach the seat base 1.
In this embodiment, the shaft hole is formed in the boss 221 of the joint member 22, round holes are further formed in both sides of the inner rail 24, the round holes are located near the front end of the inner rail 24, the waist-shaped hole 241 is located near the rear end of the rail, the shaft hole of the joint member 22 and the round holes of the inner rail 24 rotate through penetrating the rotation shaft, the rotation angle is not greater than 90 degrees, and when the support leg main body 21 is rotated, the support leg main body 21, the joint member 22 and the boss 221 of the joint member 22 rotate along the rotation shaft, and the plastic contact block 252 is touched by the boss 221.
In this embodiment, a spring slot is provided in the middle of the plastic contact block 252, a return spring 253 is provided in the spring slot, one end of the return spring 253 is connected with the plastic contact block 252, and the other end of the return spring 253 is connected with the U-shaped slot 256 of the plastic seat 251.
In this embodiment, a decorative cover 26 is further disposed at the connection between the inner rail 24 and the joint member 22, and the decorative cover 26 is mounted on the inner rail 24 to conceal the internal structure and to provide a beautiful and neat appearance.
When the support leg assembly 2 is specifically used, the support leg main body 21 is opened by rotating, so that the convex handle 221 of the joint piece 22 does not touch the plastic contact block 252 any more, at the moment, two ends of the limiting shaft 254 can slide in the L-shaped hole 231, the limiting shaft 254 is restrained at the top end of the chute 255 of the plastic contact block 252, the support leg main body 21 is pulled, the support leg main body 21 drives the inner slide rail 24 and the limiting piece 25 to slide in the outer slide rail 23, the limiting shaft 254 slides along the L-shaped hole 231 until the limiting shaft 254 is clamped into the concave groove of the L-shaped hole 231, the reset spring 253 supports the plastic contact block 252, the limiting shaft 254 is restrained at the bottom end of the chute 255 of the plastic contact block 252, and the inner slide rail 24 is restrained;
when the supporting leg assembly 2 is rotated and folded, the protruding handle 221 of the joint piece 22 touches the plastic contact block 252 by rotating the supporting leg main body 21, the reset spring 253 is compressed, the limiting shaft 254 slides to the top along the chute 255 of the plastic contact block 252, the limiting shaft 254 moves out of the groove of the L-shaped hole 231, the sliding restriction of the inner sliding rail 24 is released, the supporting leg main body 21 is pushed again, the inner sliding rail 24 slides along the outer sliding rail 23, and the supporting leg main body 21 is closed towards the seat base.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A portable child safety seat supporting leg structure which is characterized in that: comprises a supporting leg component (2) arranged at the front end of a seat base (1);
the supporting leg assembly (2) comprises a supporting leg main body (21), a joint piece (22) at the top end of the supporting leg main body (21), an outer sliding rail (23), an inner sliding rail (24) and a limiting piece (25), wherein the outer sliding rail (23) is arranged at the front end of the seat base (1), the inner sliding rail (24) is arranged in the outer sliding rail (23) in a sliding manner, the supporting leg main body (21) is rotationally connected with the end part of the inner sliding rail (24) through the joint piece (22), the joint part of the joint piece (22) and the inner sliding rail (24) is of a convex handle (221) structure, and the limiting piece (25) is arranged in the inner sliding rail (24);
the limiting piece (25) comprises a plastic seat (251), a plastic contact block (252), a reset spring (253) and a limiting shaft (254), wherein the plastic contact block (252) is arranged in a groove of the plastic seat (251) in a sliding mode, the reset spring (253) is arranged between the plastic seat (251) and the plastic contact block (252), a chute (255) is arranged on the plastic contact block (252), a U-shaped groove (256) is formed in the plastic seat (251), and the limiting shaft (254) is inserted into the U-shaped groove (256) of the plastic seat (251) and the chute (255) of the plastic contact block (252);
the two sides of the outer sliding rail (23) are provided with L-shaped holes (231), the two sides of the inner sliding rail (24) are provided with waist-shaped holes (241), and two ends of a limiting shaft (254) of the limiting piece (25) are respectively inserted into the waist-shaped holes (241) on the two sides of the inner sliding rail (24) and the L-shaped holes (231) on the two sides of the outer sliding rail (23).
2. A portable child safety seat support leg structure according to claim 1, wherein: the utility model discloses a hinge joint is characterized in that a shaft hole is arranged on a convex handle (221) of the joint piece (22), round holes are further arranged on two sides of the inner sliding rail (24), the round holes are positioned at the front end close to the inner sliding rail (24), a waist-shaped hole (241) is positioned at the rear end close to the inner sliding rail (24), the shaft hole of the joint piece (22) and the round holes of the inner sliding rail (24) are rotated through a penetrating rotating shaft, and the rotating angle is not more than 90 degrees.
3. A portable child safety seat support leg structure according to claim 1, wherein: the plastic contact block (252) is characterized in that a spring groove is formed in the middle of the plastic contact block (252), the reset spring (253) is arranged in the spring groove, one end of the reset spring (253) is connected with the plastic contact block (252), and the other end of the reset spring (253) is connected with the U-shaped groove (256) of the plastic seat (251).
4. A portable child safety seat support leg structure according to claim 1, wherein: the limiting piece (25) and the inner slide rail (24) synchronously slide in the outer slide rail (23), the groove of the L-shaped hole (231) of the outer slide rail (23) is close to the front end of the groove, the limiting shaft (254) of the limiting piece (25) slides along the L-shaped hole (231) of the outer slide rail (23), and when the limiting shaft (254) slides into the groove of the L-shaped hole (231), the inner slide rail (24) is limited to slide through the limiting shaft (254).
5. A portable child safety seat support leg structure according to claim 4, wherein: when the waist-shaped hole (241) of the inner slide rail (24) is used for enabling the limiting shaft (254) to slide to the groove of the L-shaped hole (231), a space for the limiting shaft (254) to slide up and down is provided, and the limiting shaft (254) is clamped into or removed from the groove of the L-shaped hole (231) along the waist-shaped hole (241) in a sliding mode.
6. A portable child safety seat support leg structure according to claim 1, wherein: the convex handle (221) of the joint piece (22) is used for triggering the plastic contact block (252) when the supporting leg main body (21) is rotated and folded, and the limiting shaft (254) is lifted out of the groove of the L-shaped hole (231) along the chute (255) of the plastic contact block (252) to release the sliding limitation of the inner sliding rail (24).
7. A portable child safety seat support leg structure according to claim 1, wherein: the joint of the inner slide rail (24) and the joint piece (22) is also provided with a decorative cover (26), and the decorative cover (26) is arranged on the inner slide rail (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320690236.7U CN219601005U (en) | 2023-03-31 | 2023-03-31 | Portable child safety seat supporting leg structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320690236.7U CN219601005U (en) | 2023-03-31 | 2023-03-31 | Portable child safety seat supporting leg structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219601005U true CN219601005U (en) | 2023-08-29 |
Family
ID=87739463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320690236.7U Active CN219601005U (en) | 2023-03-31 | 2023-03-31 | Portable child safety seat supporting leg structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219601005U (en) |
-
2023
- 2023-03-31 CN CN202320690236.7U patent/CN219601005U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |