Ultrathin ISOFIX assembly

By designing an inclined pressure surface lifting and rotating component deflection structure for the ultra-thin ISOFIX assembly, the problem of high installation and disassembly difficulty of existing ISOFIX assemblies is solved, realizing a convenient installation and disassembly process, adapting to people with different physical strengths, and maintaining a stable connection of the child safety seat.

CN224013434UActive Publication Date: 2026-03-20NINGBO YINZHOU BAIJIA HARDWARE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-23
Publication Date
2026-03-20

AI Technical Summary

Technical Problem

The existing ISOFIX assemblies are difficult to install and remove, making them particularly inconvenient for people with less strength.

Method used

An ultra-thin ISOFIX assembly was designed, which reduces insertion resistance through a connector structure and linkage components that gradually rise with inclined pressure surfaces, and simplifies the disassembly process through the deflection design of rotating components.

Benefits of technology

It achieves convenient installation and removal, adapts to the needs of people with different physical strengths, and maintains a stable connection of the child safety seat.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an ultrathin ISOFIX (International Standards Organization FIX) assembly, which relates to the technical field of child seats, aims to solve the technical problems of high difficulty in assembly and disassembly and inconvenience in operation due to the fact that a current assembly mounting structure and a seat are connected in a high-strength elastic gripping mode, and comprises a locking piece, a transverse strip, a connecting piece and an inserting piece, an assembly station and a welding block are arranged on the upper side of the middle of the transverse strip, the two locking pieces are installed at the two ends of the transverse strip respectively, the included angle between the locking pieces and the transverse strip is 90 degrees, adjusting openings are formed in the locking pieces, side grooves are formed in the two sides of the locking pieces, the side grooves communicate with the adjusting openings, and the side grooves communicate with the adjusting openings. The connecting piece is installed on the inner side of the adjusting opening, the two sides of the connecting piece are slidably connected with the side grooves through linkage assemblies, and the inserting piece is inserted into the lower side of the connecting piece. The connecting structure has the advantages that the connecting strength is ensured and the assembling and disassembling difficulty is reduced when the connecting structure is connected in an inserting springback clamping mode.
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Description

TECHNICAL FIELD

[0001] The utility model relates to children's seat technical field more specifically, relate to a kind of ultra-thin ISOFIX assembly. BACKGROUND

[0002] ISOFIX assembly is a kind of device for stable connection between child safety seat and automobile seat. It is based on the relevant standards formulated by International Organization for Standardization (ISO), aims to let child safety seat can be more accurate, reliably installed on automobile seat through standardized interface and connection mode, so that in the process of vehicle driving, especially when emergency braking, collision etc. occur, protect child safety seat from displacement or loosening, provide stable safety protection for children.

[0003] Through the stable connection provided by ISOFIX assembly, in order to facilitate installation in the inner side of seat in rear row of vehicle, ISOFIX assembly needs to adopt relatively thin structure design, and the existing ISOFIX assembly and safety seat connection adopt high-strength elastic clamping mode for clamping connection. This installation mode needs the user to use great pushing force to assist during insertion process, and installation and disassembly are extremely inconvenient, and it is inconvenient for small force group, such as lady. In view of this, we propose a kind of ultra-thin ISOFIX assembly. SUMMARY

[0004] The utility model aims at overcoming the deficiency of prior art, adapting to reality needs, provide a kind of ultra-thin ISOFIX assembly, to solve the current assembly installation structure and seat and adopt high-strength elastic clamping mode to connect, and the technical problem of high difficulty of dismounting and inconvenient operation.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a kind of ultra-thin ISOFIX assembly, including locking piece, cross strip, connecting piece and insert, the middle of the cross strip is equipped with assembly station and welding block on upside, the locking piece is equipped with two, and two locking pieces are respectively installed in the two ends of cross strip, and the included angle of locking piece and cross strip connection is ninety degrees, the locking piece is internally provided with adjusting port, the two sides of locking piece are all provided with side groove, and side groove is communicated with adjusting port, the connecting piece is installed in adjusting port inboard, and connecting piece two sides are slidably connected with side groove by linkage assembly, the insert is inserted in connecting piece lower side.

[0006] The utility model discloses when using, the device cross strip passes through the welding block installation in the installation position of the rear seat of the vehicle body, and the plug-in of safe seat is inserted from the inside of U -shaped connecting piece, and the oblique pressure surface extrudes connecting piece and drives it to lift in the insertion process, and connecting piece first completes the lifting through the vertical rod, and at this moment, the second spring expands, and then connecting piece slides obliquely through the linkage assembly, and the first spring stretches, and when the upper side of plug-in is attached to the top of the adjusting port, connecting piece corresponds with the limiting port, and the second spring completes the rebound and drives connecting piece to descend vertically and is clamped in the limiting port, and at this moment, plug-in completes locking, through the structural design above, the assembly of the device reduces the installation difficulty of the plug-in of safe seat, through the design of the slow lifting of oblique pressure surface, the resistance received in the insertion process is reduced, and the person with small air force can also install the safe seat, and the installation difficulty is reduced, and when the insertion is completed, connecting piece and plug-in complete locking, and when disassembling, the pressing end of rotating part is pressed through the thumb, and rotating part completes deflection through the pivot part, and at this moment, the jacking end of rotating part lifts from the lower side of limiting port, and the part of connecting piece clamped in the limiting port lifts and separates, and at this moment, the separation of plug-in can be completed by pulling outwards directly, through the structural design above, the disassembly difficulty of the device is reduced, and the stability of safe seat connection is not affected simultaneously, and the safety factor is ensured.

[0007] Preferably, the connecting piece is designed in U shape, the linkage assembly is composed of a base and a sliding block, a vertical rod is installed on the base and is inserted into the port of the connecting piece, a second spring is sleeved on the outside of the vertical rod and is fixed on the end of the connecting piece and the base respectively.

[0008] Preferably, the sliding block is slidably installed in the side groove from the outside, a limiting rod is installed in the side groove and penetrates the sliding block, and a first spring is arranged at the bottom of the side groove and connected to the sliding block.

[0009] Preferably, the upper end of the plug-in is provided with an oblique pressure surface, a limiting port is arranged in the middle of the oblique pressure surface, a receiving port is arranged in the middle of the top end of the plug-in, and a rotating part is rotatably installed in the receiving port through a pivot.

[0010] Preferably, the rotating part is designed in a hook shape, the lower end of the rotating part is provided with a pressing end, and the side of the rotating part is provided with a jacking end, and the jacking end is located below the limiting port.

[0011] Preferably, the low end of the oblique pressure surface of the plug-in corresponds to the lower side of the U-shaped port of the connecting piece, the high end of the oblique pressure surface of the plug-in corresponds to the clamping on the top of the adjusting port, and the lower plane of the plug-in is attached to the bottom of the adjusting port.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model discloses a connecting piece is designed, the device horizontal bar is installed on the mounting position of the rear seat of the vehicle body through the welding block, and the front end of the plug-in part of the safety seat is inserted from the inside of the connecting piece of U shape, and the inclined pressing surface extrudes the connecting piece and drives it to lift during the insertion process, and the connecting piece is first lifted through the vertical rod, at this time, the second spring is unfolded, then the connecting piece is obliquely slid through the linkage assembly, the first spring is stretched, when the upper side of the plug-in part is attached to the top of the adjusting port, the connecting piece corresponds with the limiting port, the second spring completes rebound and drives the connecting piece to vertically descend and is clamped in the limiting port, at this time, the plug-in part is locked, through the structure design, the mounting difficulty of the assembly of the device and the plug-in part of the safety seat is reduced, through the design that the inclined pressing surface slowly lifts, the resistance received during the insertion process is reduced, and the people with small air force can also install the safety seat, and the mounting difficulty is reduced.

[0014] 2. The utility model discloses still through the design plug-in part, when inserting is completed, the connecting piece and plug-in part complete locking, when disassembling, the pressing end of rotator is pressed through the thumb, and rotator completes deflection through pivot part, at this time, the jacking end of rotator lifts from the downside of limiting port, makes the part of connecting piece that is clamped into the limiting port lift and separate, at this time, directly pulls outwards and can complete the separation of plug-in part, through the structure design, the disassembly difficulty of the device is reduced, and simultaneously does not affect the stability of safety seat connection, ensures the safety factor. ACCURACY OF DRAWINGS

[0015] Figure 1 It is the front structure schematic diagram of the utility model;

[0016] Figure 2 It is the local enlarged schematic diagram of the utility model;

[0017] Figure 3 It is the connecting piece sectional view schematic diagram of the utility model;

[0018] Figure 4 It is the installation structure schematic diagram of the utility model;

[0019] Figure 5 It is the plug-in part structure schematic diagram of the utility model;

[0020] Figure 6 It is the plug-in part expansion schematic diagram of the utility model.

[0021] Mark explanation in drawing: 1, locking piece; 101, adjusting port; 102, limiting rod; 103, side groove; 104, first spring; 2, linkage assembly; 201, base; 202, sliding block; 3, horizontal bar; 301, assembly station; 302, welding block; 4, connecting piece; 401, vertical rod; 402, second spring; 5, plug-in part; 501, inclined pressing surface; 502, limiting port; 503, storage port; 6, rotator; 601, pressing end; 602, jacking end. Detailed Implementation

[0022] like Figures 1 to 4 As shown, this utility model relates to an ultra-thin ISOFIX assembly, including a locking component 1, a crossbar 3, a connector 4, and a plug 5. An assembly station 301 and a welding block 302 are provided on the upper side of the middle of the crossbar 3. Two locking components 1 are provided, and the two locking components 1 are respectively installed at both ends of the crossbar 3. The angle between the locking component 1 and the crossbar 3 is 90 degrees. An adjustment port 101 is provided inside the locking component 1. The connector 4 has a U-shaped design. The linkage component 2 is connected to the base 201. The system comprises a slider 202, a base 201 on which a vertical rod 401 is mounted, and the vertical rod 401 is inserted into the port of the connector 4. A second spring 402 is sleeved on the outside of the vertical rod 401, and the upper and lower ends of the second spring 402 are respectively fixed to the end of the connector 4 and the base 201. The slider 202 is slidably mounted in the side groove 103 from the outside. A limit rod 102 is installed in the side groove 103 and passes through the slider 202. A first spring 104 is provided at the bottom of the side groove 103. Furthermore, the upper end of the first spring 104 is connected to the slider 202. The horizontal bar 3 of this device is installed on the mounting position of the rear seat of the vehicle body through the welding block 302. The front end of the safety seat plug 5 is inserted from the inside of the U-shaped connector 4. During the insertion process, the inclined pressure surface 501 squeezes the connector 4 and drives it to rise. The connector 4 is first lifted by the upright 401. At this time, the second spring 402 unfolds. Then the connector 4 slides obliquely through the linkage component 2. The first spring 104 extends. When the upper side of the plug 5 is in contact with the top of the adjustment port 101, the connector 4 corresponds to the limiting port 502. The second spring 402 completes the rebound and drives the connector 4 to fall vertically and lock into the limiting port 502. At this time, the plug 5 is locked. Through the above structural design, the assembly of this device is reduced and the installation difficulty of the safety seat plug 5 is reduced. Through the design of the gradual lifting of the inclined pressure surface 501, the resistance encountered during the insertion process is reduced, so that people with less strength can also install the safety seat, reducing the installation difficulty.

[0023] like Figures 2 to 6The utility model relates to an ultra -thin ISOFIX assembly, including locking piece 1, horizontal strip 3, connecting piece 4 and insert 5, both sides of locking piece 1 are all seted up side groove 103, and side groove 103 is connected with adjusting mouth 101, and connecting piece 4 is installed in the inboard of adjusting mouth 101, and the both sides of connecting piece 4 are slidably connected with side groove 103 through linkage assembly 2, and insert 5 is inserted in the lower side of connecting piece 4, the upper end of insert 5 is equipped with inclined pressure surface 501, and the middle of inclined pressure surface 501 is seted up with the recessed limit mouth 502, and the middle of the top end part of insert 5 is seted up with the storage mouth 503, and the storage mouth 503 is rotatably installed with rotating part 6 through the pivot, and rotating part 6 is designed as the hook, and the lower end of rotating part 6 is equipped with the pressing end 601, and the side of rotating part 6 is equipped with the jacking end 602, and the jacking end 602 is located the lower side of limit mouth 502, and the low position end of inclined pressure surface 501 of insert 5 corresponds the lower side of the U-shaped mouth of connecting piece 4, and the high position end of inclined pressure surface 501 of insert 5 corresponds and is clamped in the top of adjusting mouth 101, and the lower plane of insert 5 is attached the bottom of adjusting mouth 101, when inserting is completed, connecting piece 4 and insert 5 complete locking, when disassembling, the thumb is pressed the pressing end 601 of rotating part 6, and rotating part 6 completes deflection through pivot part, at this time, the jacking end 602 of rotating part 6 is lifted from the lower side of limit mouth 502, makes the part of connecting piece 4 that is clamped into limit mouth 502 lift after separating, at this time, directly pulls out to complete the separation of insert 5, through the structure design above, reduce the disassembly difficulty of the device, simultaneously do not affect the stability of safety seat connection, ensure the safety factor.

[0024] Working principle: the embodiment provides an ultra -thin ISOFIX assembly, when using, the horizontal strip 3 of the device is installed on the mounting position of the rear seat of the vehicle body through the welding block 302, the front end of the insert 5 of the safety seat is inserted from the inboard of the U-shaped connecting piece 4, and the inclined pressure surface 501 extrudes the connecting piece 4 and drives it to lift during the insertion process, the connecting piece 4 is first lifted by the vertical rod 401, at this time, the second spring 402 is unfolded, then the connecting piece 4 is obliquely slid by linkage assembly 2, the first spring 104 is stretched, when the upper side of the insert 5 is attached to the top of the adjusting mouth 101, the connecting piece 4 corresponds with the limit mouth 502, the second spring 402 completes rebound and drives the connecting piece 4 to vertically descend and is clamped in the limit mouth 502, at this time, the insert 5 is locked, when inserting is completed, the connecting piece 4 and the insert 5 are locked, when disassembling, the thumb is pressed the pressing end 601 of rotating part 6, and rotating part 6 completes deflection through pivot part, at this time, the jacking end 602 of rotating part 6 is lifted from the lower side of limit mouth 502, makes the part of connecting piece 4 that is clamped into limit mouth 502 lift after separating, at this time, directly pulls out to complete the separation of insert 5.

[0025] The utility model discloses an embodiment discloses the better embodiment, but is not limited to this, and the ordinary skill of the art, the spirit of the utility model is appreciated to the above -mentioned embodiment, and different extension and change are made, but as long as not departing from the spirit of the utility model, all are in the protection range of the utility model.

Claims

1. An ultra-thin ISOFIX assembly, comprising a locking element (1), a crossbar (3), a connector (4), and a plug (5), characterized in that: The middle of the horizontal bar (3) is provided with an assembly station (301) and a welding block (302). There are two locking parts (1), and the two locking parts (1) are respectively installed at both ends of the horizontal bar (3). The angle between the locking part (1) and the horizontal bar (3) is 90 degrees. The locking part (1) has an adjustment port (101) inside. The locking part (1) has a side groove (103) on both sides, and the side groove (103) is connected to the adjustment port (101). The connector (4) is installed inside the adjustment port (101), and the two sides of the connector (4) are slidably connected to the side groove (103) through the linkage component (2). The plug (5) is inserted into the lower side of the connector (4).

2. The ultra-thin ISOFIX assembly according to claim 1, characterized in that: The connector (4) is U-shaped. The linkage component (2) consists of a base (201) and a slider (202). A vertical rod (401) is installed on the base (201) and inserted into the port of the connector (4). A second spring (402) is sleeved on the outside of the vertical rod (401) and the upper and lower ends of the second spring (402) are fixed to the end of the connector (4) and the base (201) respectively.

3. The ultra-thin ISOFIX assembly according to claim 2, characterized in that: The slider (202) is slidably installed in the side groove (103) from the outside. A limit rod (102) is installed in the side groove (103) and the limit rod (102) passes through the slider (202). A first spring (104) is provided at the bottom of the side groove (103) and the upper end of the first spring (104) is connected to the slider (202).

4. The ultra-thin ISOFIX assembly according to claim 3, characterized in that: The upper end of the plug (5) is provided with a sloping pressure surface (501), and a recessed limiting opening (502) is provided in the middle of the sloping pressure surface (501). A storage opening (503) is provided in the middle of the top part of the plug (5), and a rotating component (6) is installed in the storage opening (503) through a rotating shaft.

5. The ultra-thin ISOFIX assembly according to claim 4, characterized in that: The rotating part (6) has a hook-shaped design. The lower end of the rotating part (6) is provided with a pressing end (601), and the side of the rotating part (6) is provided with a lifting end (602). The lifting end (602) is located below the limiting port (502).

6. The ultra-thin ISOFIX assembly according to claim 5, characterized in that: The lower end of the inclined pressing surface (501) of the plug (5) corresponds to the lower side of the U-shaped opening of the connector (4), the higher end of the inclined pressing surface (501) of the plug (5) corresponds to the top of the adjustment port (101), and the lower surface of the plug (5) fits against the bottom of the adjustment port (101).