CN103496331B - A kind of telescopic automobile children safety chair ISOFIX device - Google Patents
A kind of telescopic automobile children safety chair ISOFIX device Download PDFInfo
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- CN103496331B CN103496331B CN201310495898.XA CN201310495898A CN103496331B CN 103496331 B CN103496331 B CN 103496331B CN 201310495898 A CN201310495898 A CN 201310495898A CN 103496331 B CN103496331 B CN 103496331B
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- outer tube
- inner sleeve
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Abstract
A kind of telescopic automobile children safety chair ISOFIX device, comprise outer tube assembly, and part is positioned at outer tube assembly, can along the inner sleeve assembly of outer tube component movement, outer tube assembly comprises the outer tube of a hollow barrel-type, outer tube assembly is fixed on below the base of automobile children safety chair, inner sleeve assembly comprises and is positioned at described outer tube and the inner sleeve that can move along described outer tube, and be positioned at the external side end of inner sleeve and the transverse tube vertical with inner sleeve, the centre of transverse tube and described inner sleeve fix and the two ends of transverse tube are fixedly connected with two ISOFIX joints.This telescopic automobile children safety chair ISOFIX device, not only structure is simple, easy for installation, and can realize ISOFIX joint stretching relative to safety seat, and then makes this child safety seat can be applicable to the automotive seat of different-thickness backrest.
Description
Technical field
The present invention relates to a kind of automobile children safety chair, particularly relate to a kind of telescopic automobile children safety chair ISOFIX device.
Background technology
Automobile children safety chair, is a kind of safety device of the special designed for children for Different age group or build, is arranged in automobile, can effectively improves children riding safety.When automobile collides or slow down suddenly, can reduce and the harm reduced them is moved to the impulsive force of children and the health of limiting child.
Common automobile children safety chair comprises base, chair body and be arranged at the head rest that chair holds with it.And the current mounting means of most of automobile children safety chair on automobile is on the market safety strap fixed form, the shortcoming of this mounting means mainly installs complexity, a lot of user particularly women user can not install or install not in place, thus causes the increase of the harm to children to a certain extent.As improvement, also the automobile children safety chair utilizing the ISOFIX interface on automobile fixing is had, namely on automobile children safety chair, design increase by one group of ISOFIX interface and top-tether, existing ISOFIX interface on automobile is connected to correspondence, so more be conducive to increasing seat and be contained in reliability on automobile, and install also more simple and convenient.But the back of seat of every platform automobile requires different and thickness is different because producer is arranged, if automobile children safety chair will be suitable for the installation of different-thickness backrest, need a kind of ISOFIX device that can stretch to coordinate the tight ness rating of adjusting seat.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of easy for installation, automobile children safety chair ISOFIX device that can stretch.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of telescopic automobile children safety chair ISOFIX device, comprise outer tube assembly, and part is positioned at outer tube assembly, can along the inner sleeve assembly of outer tube component movement, it is characterized in that: described outer tube assembly comprises the outer tube of a hollow barrel-type, described outer tube assembly is fixed on below the base of automobile children safety chair, described inner sleeve assembly comprises and is positioned at described outer tube and the inner sleeve that can move along described outer tube, and be positioned at the external side end of inner sleeve and the transverse tube vertical with inner sleeve, described transverse tube and described inner sleeve fix and the two ends of transverse tube are fixedly connected with two ISOFIX joints.
Preferably, the both sides of described inner sleeve medial extremity, be provided with two symmetrical breach, one limiting tooth is laterally positioned at described inner sleeve and its one end has a retracing spring, described retracing spring makes described limiting tooth have all the time to the trend that its other end moves, the other end of described limiting tooth from described breach one of them stretch out, and the other end of this limiting tooth is provided with profile of tooth, the described outer tube internal fixtion in the outside of described inner sleeve has a long gear piece extended along the length direction of described outer tube, described long gear piece is provided with and is meshed with the profile of tooth of described limiting tooth towards the profile of tooth of described inner sleeve side, the below of described limiting tooth is provided with a limit switch and matches with described limiting tooth, one end of described limit switch is fixedly connected with a release drawstring, this release drawstring stretches out from the external side end transverse tube of inner sleeve, described release drawstring pulls described limit switch that the profile of tooth of described limiting tooth and long gear piece are thrown off mutually.
Preferably, described limiting tooth inserts from the breach of described inner sleeve side, stretch out from the breach of inner sleeve opposite side, one end of this limiting tooth is butted on one end of described retracing spring, the other end of described retracing spring is butted on a spring perch, described spring perch between described inner sleeve and outer tube, and moves along with described inner sleeve.
Preferably, the lower surface of described limiting tooth is provided with the limited post of one and the perpendicular extension of limiting tooth, the position that described limit switch and limited post match is provided with the recess of accommodating described limited post, described recess is provided with one from the opposite side with profile of tooth of described limiting tooth to the side that the medial extremity of inner sleeve is obliquely installed, described limited post under the effect of release drawstring and retracing spring along described flank movement.
Locate up and down when moving in outer tube to make described inner sleeve, two orienting sleeves are provided with between described outer tube and inner sleeve, wherein the first orienting sleeve is positioned at the medial extremity position of described inner sleeve and moves together with described inner sleeve, the both sides of described first orienting sleeve are provided with the groove matched with the position of the breach of the both sides of described inner sleeve, described spring perch is fixed in outside the groove of the side of this first orienting sleeve, described limiting tooth and retracing spring are all positioned at inside described first orienting sleeve, and this retracing spring stretches out and is butted on described spring perch in the groove of this first orienting sleeve side, the profile of tooth of described limiting tooth is stretched out by the groove of described first orienting sleeve opposite side and is matched with long gear piece, fix with outer tube inside the external side end that second orienting sleeve is positioned at described outer tube.
Automobile children safety chair for the ease of having this ISOFIX device is more easily installed on the seat of automobile, described long gear piece is provided with a locator protrusions extended with profile of tooth isoplanar near the profile of tooth of the external side end of described outer tube, and the profile of tooth of described limiting tooth is provided with the location indentations matched with this locator protrusions.
Preferably, the side of described outer tube is provided with a strip shape groove extended along its length, this long gear piece is fixed in outside the side of described outer tube, and its profile of tooth is stretched into by this strip shape groove and is positioned at outer tube and cooperatively interacts with described limiting tooth.
Preferably, the two ends of described transverse tube are fixed with a side pipe extended in the same way with described inner sleeve respectively, the outside of described two lateral canals is also fixed with the ISOFIX release-push of the described ISOFIX joint of a control, the outside of described side pipe and ISOFIX release-push is also fixed with overcoat, described ISOFIX joint is exposed in one end of described overcoat, and described overcoat exposes described ISOFIX release-push.
Preferably, described outer tube assembly also comprises the U-shaped sheet outside the rear end being fixed on outer tube 1.
More simple in order to make the connection between described spring perch and orienting sleeve locate, do not use retaining element, the two ends of described spring perch are provided with protuberance and are stuck in the groove of described first orienting sleeve side, make mutually to locate between spring perch and this first orienting sleeve.
Compared with prior art, the invention has the advantages that this telescopic automobile children safety chair ISOFIX device, not only structure is simple, easy for installation, and ISOFIX joint stretching relative to safety seat can be realized, and then make this child safety seat can be applicable to the automotive seat of different-thickness backrest.And between the major part of this device, the mutual structure of many employings is spacing fixing, and less employing is welded and fixed, and improves the production efficiency of this product, is beneficial to the production of this device.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of ISOFIX device of the present invention.
Fig. 2 is the outer tube assembly of ISOFIX device of the present invention and the exploded view of inner sleeve assembly.
Fig. 3 is the exploded view of ISOFIX device of the present invention.
Fig. 4 is the cutaway view along A-A line in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
Retractable automobile child safety seat ISOFIX device of the present invention, as Figure 1-4, comprises an outer tube assembly 100, and part is positioned at outer tube assembly 100, the inner sleeve assembly 200 that can move along outer tube assembly 100.
Described outer tube assembly 100 comprises the outer tube 1 of hollow barrel-type, and is fixed on the U-shaped sheet 2 outside the rear end of outer tube 1, and this outer tube 1 and U-shaped sheet 2 are for being fixed on the base of automobile children safety chair by whole ISOFIX device.
Described inner sleeve assembly 200 comprises the inner sleeve 3 being positioned at described outer tube 1, and described inner sleeve 3 moves along described outer tube 1.On the both sides being positioned at the medial extremity of outer tube 1 of described inner sleeve 3, be provided with two symmetrical breach 31, one limiting tooth 4, laterally inserted from the breach 31 of side, and one end of limiting tooth 4 is stuck in outside the breach 31 of side, the other end of limiting tooth 4 stretches out from the breach 31 of opposite side, and the position therefore between this limiting tooth 4 and this inner sleeve 3 interfixes.And the other end of this limiting tooth 4 is provided with profile of tooth 41, the inner side of the outer tube 1 outside described inner sleeve 3 is fixed with a long gear piece 5, this long gear piece 5 extends in the same way with inner sleeve 3 and namely extends along the length direction of described outer tube 1, the profile of tooth of described long gear piece 5 is towards the side of described inner sleeve 3, and the profile of tooth of this long gear piece 5 is matched with the profile of tooth 41 of described limiting tooth 4 by the breach 31 of this opposite side.One end that a projection 42 fixes a retracing spring 6 is provided with outside one end of described limiting tooth 4, the other end of this retracing spring 6 is fixed on a spring perch 7, this spring perch 7 outside the side of described inner sleeve 3, between inner sleeve 3 and outer tube 1, and moves along with inner sleeve 3.One limit switch 8 is positioned at the below of the described limiting tooth 4 of described inner sleeve 3, is used in combination with described limiting tooth 4, and one end of this limit switch 8 is fixedly connected with a release drawstring 9, and this release drawstring 9 stretches out from the external side end of inner sleeve 3.As long as pull this release drawstring 9, this limit switch 8 matches with limiting tooth 4 and the profile of tooth of described limiting tooth 4 and long gear piece 5 is thrown off mutually, described inner sleeve 3 can be made to move along described outer tube 1, unclamp this release drawstring 9, this limiting tooth 4 resets due to the effect of retracing spring 6 and engages each other with the profile of tooth on long gear piece 5, and the mutual alignment between inner sleeve 3 and outer tube 1 can be made to fix.And preferably, the end side of this long gear piece 5, namely in the profile of tooth of the external side end of described outer tube 1, a locator protrusions 51 extended with profile of tooth isoplanar is had, the profile of tooth 41 of limiting tooth 4 is provided with the location indentations 411 matched with this locator protrusions 51, when limiting tooth 4 motion is positioned at the end of this long gear piece 5, namely this inner sleeve 3 motion stretch out in outer tube 1 the longest time, this locator protrusions 51 engages mutually with location indentations 411, what make between this outer tube 1 and inner sleeve 3 is spacing more obvious, when inner sleeve 3 inside contracts to outer tube 1, used grade thrust of moving back is greater than the thrust of moving back shelves on other positions, need the larger strength of cost could realize moving back shelves, therefore inner sleeve can be positioned at more securely its outermost position, make that user is easier to be installed to the child safety seat with this ISOFIX device on automotive seat.And those skilled in the art also can recognize, this limiting tooth 4 not necessarily will insert from the breach of side and stretch out from the breach of opposite side, also described inner sleeve 3 can be wholely positioned at and its side has a retracing spring 6, its opposite side stretches out from the breach of inner sleeve 3 side, this retracing spring 6 also equally with limiting tooth 4 can all be positioned at inner sleeve 3, and described retracing spring 6 makes described limiting tooth 4 have all the time to the trend that its opposite side moves.
And as Fig. 3, shown in 4, the lower surface of this limiting tooth 4 is provided with the limited post 43 of one and the perpendicular extension of limiting tooth 4, this limit switch 8 is positioned at the below of limiting tooth 4, the below of the position that itself and limited post 43 match and limited post 43 is provided with the recess 81 of an accommodating described limited post 43, this recess 81 is provided with a side 82 of matching with limited post 43, this side 82 is obliquely installed from the opposite side of limiting tooth 4 to the medial extremity of inner sleeve 3, and this limited post 43 moves along described side 82, therefore, as long as pull this release drawstring 9, this limited post 43 can along with moving side 82, this limiting tooth 4 is made namely to have one end cross motion and then the pressed home spring 6 of retracing spring 6 towards its one end, and profile of tooth 41 and the long gear piece 5 of limiting tooth 4 other end are thrown off mutually, and then the mutual disengagement making between inner sleeve 3 and outer tube 1, inner sleeve 3 can move along outer tube 1 in outer tube 1, when unclamping this release drawstring 9, due to the effect of retracing spring 6, this limiting tooth 4 can to its one end cross motion, and then its profile of tooth 41 engages to locate mutually with long gear piece 5.
Preferably, one of them side of described outer tube 1 is provided with a strip shape groove 11 extended along its length, this long gear piece 5 is fixed in outside the side of described outer tube 1, and its profile of tooth is stretched into by this strip shape groove 11 and is positioned at outer tube 1 and cooperatively interacts with the limiting tooth 4 of inner sleeve 3 medial extremity.
And preferably, can not rock up and down between the two when outer tube 1 moves to make inner sleeve 3, two orienting sleeves are also provided with between described outer tube 1 and inner sleeve 3, wherein the first orienting sleeve 10 is positioned at the medial extremity position of described inner sleeve 3 and moves together with inner sleeve, the both sides of this first orienting sleeve 10 are also provided with groove 101, the position of the breach 31 of the position of the groove 101 of these both sides and the medial extremity both sides of described inner sleeve 3 matches, spring perch 7 is positioned at outside the side of this first orienting sleeve 10, and the two ends of this spring perch 7 are provided with protuberance 71 to be stuck in the groove 101 of described first orienting sleeve 10 side, position between spring perch 7 and this first orienting sleeve 10 is interfixed, limiting tooth 4 and retracing spring 6 are all positioned at inside described first orienting sleeve 10, and this retracing spring 6 stretches out and is butted on described spring perch 7 in the groove 101 of this first orienting sleeve 10 side.The other end profile of tooth of this limiting tooth 4 is stretched out by the groove 101 of this first orienting sleeve 10 opposite side and is matched with long gear piece 5.
Interfix with outer tube 1 inside the external side end that second orienting sleeve 12 is positioned at this outer tube 1, and in it, be provided with the through hole passed through for inner sleeve 3.The external side end of this inner sleeve 3 is fixed with a transverse tube 13 vertical with inner sleeve 3, and the centre of this transverse tube 13 and the external side end of described inner sleeve 3 are fixed, and discharges drawstring 9 and stretch out from the centre of transverse tube 13.This transverse tube 13 is positioned at the outside of outer tube 1, and the two ends of transverse tube 13 are connected to an ISOFIX joint 14 extended in the same way with outer tube 1.Preferably, the two ends of this transverse tube 13 are fixedly connected with one respectively and extend side pipe 15 in the same way with described inner sleeve 3, described ISOFIX joint 14 is connected in side pipe 15, the outside of this two lateral canal 15 is also fixed with an ISOFIX release-push 16, the outside of this side pipe 15 and ISOFIX release-push 16 is also fixed with overcoat 17, described ISOFIX joint 14 is exposed in one end of overcoat 17, and this overcoat 17 exposes described ISOFIX release-push 16.
This telescopic automobile children safety chair ISOFIX device, not only structure is simple, easy for installation, and can realize ISOFIX joint stretching relative to safety seat, and then makes this child safety seat can be applicable to the automotive seat of different-thickness backrest.And between the major part of this device, the mutual structure of many employings is spacing fixing, and less employing is welded and fixed, and improves the production efficiency of this product, is beneficial to the production of this device.
Although more than describe in detail the preferred embodiments of the present invention, should be expressly understood that, for a person skilled in the art, the present invention can have various modifications and variations.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a telescopic automobile children safety chair ISOFIX device, comprise outer tube assembly (100), and part is positioned at outer tube assembly (100), the inner sleeve assembly (200) that can move along outer tube assembly (100), it is characterized in that: described outer tube assembly (100) comprises the outer tube (1) of a hollow barrel-type, described outer tube assembly (100) is fixed on below the base of automobile children safety chair, described inner sleeve assembly (200) comprises and is positioned at described outer tube (1) and the inner sleeve (3) that can move along described outer tube (1), and be positioned at the external side end of inner sleeve (3) and the transverse tube (13) vertical with inner sleeve (3), described transverse tube (13) and described inner sleeve (3) fix and the two ends of transverse tube (13) are fixedly connected with two ISOFIX joints (14),
The both sides of described inner sleeve (3) medial extremity, be provided with two symmetrical breach (31), one limiting tooth (4) is laterally positioned at described inner sleeve (3) and its one end has a retracing spring (6), described retracing spring (6) makes described limiting tooth (4) have all the time to the trend that its other end moves, the other end of described limiting tooth (4) from described breach (31) one of them stretch out, and the other end of this limiting tooth (4) is provided with profile of tooth (41), described outer tube (1) internal fixtion in the outside of described inner sleeve (3) has a long gear piece (5) extended along the length direction of described outer tube (1), described long gear piece (5) is provided with and is meshed with the profile of tooth (41) of described limiting tooth (4) towards the profile of tooth of described inner sleeve (3) side, the below of described limiting tooth (4) is provided with a limit switch (8) and matches with described limiting tooth (4), one end of described limit switch (8) is fixedly connected with a release drawstring (9), this release drawstring (9) stretches out from the external side end transverse tube (13) of inner sleeve (3), described release drawstring (9) pulls described limit switch (8) that the profile of tooth of described limiting tooth (4) (41) and long gear piece (5) are thrown off mutually.
2. telescopic automobile children safety chair ISOFIX device as claimed in claim 1, it is characterized in that: described limiting tooth (4) inserts from the breach (31) of described inner sleeve (3) side, stretch out from the breach (31) of inner sleeve (3) opposite side, one end of this limiting tooth (4) is butted on one end of described retracing spring (6), the other end of described retracing spring (6) is butted on a spring perch (7), described spring perch (7) is positioned between described inner sleeve (3) and outer tube (1), and along with described inner sleeve (3) motion.
3. telescopic automobile children safety chair ISOFIX device as claimed in claim 2, it is characterized in that: the lower surface of described limiting tooth (4) is provided with the limited post (43) of one and limiting tooth (4) perpendicular extension, the position that described limit switch (8) and limited post (43) match is provided with the recess (81) of accommodating described limited post (43), described recess (81) is provided with one from the opposite side with profile of tooth (41) of described limiting tooth (4) to the side (82) that the medial extremity of inner sleeve (3) is obliquely installed, described limited post (43) moves along described side (82) under the effect discharging drawstring (9) and retracing spring (6).
4. telescopic automobile children safety chair ISOFIX device as claimed in claim 2 or claim 3, it is characterized in that: between described outer tube (1) and inner sleeve (3), be provided with two orienting sleeves, wherein the first orienting sleeve (10) is positioned at the medial extremity position of described inner sleeve (3) and moves together with described inner sleeve (3), the both sides of described first orienting sleeve (10) are provided with the groove (101) matched with the position of the breach (31) of the both sides of described inner sleeve (3), described spring perch (7) is fixed in the groove (101) of the side of this first orienting sleeve (10) outward, described limiting tooth (4) and retracing spring (6) are all positioned at described first orienting sleeve (10) inner side, and this retracing spring (6) stretches out and is butted on described spring perch (7) in the groove (101) of this first orienting sleeve (10) side, the profile of tooth (41) of described limiting tooth (4) is stretched out by the groove (101) of described first orienting sleeve (10) opposite side and is matched with long gear piece (5), fix with outer tube (1) inside the external side end that second orienting sleeve (12) is positioned at described outer tube (1).
5. the telescopic automobile children safety chair ISOFIX device as described in any one of claim 1-3, it is characterized in that: described long gear piece (5) is provided with a locator protrusions (51) extended with profile of tooth isoplanar near the profile of tooth of the external side end of described outer tube (1), and the profile of tooth (41) of described limiting tooth (4) is provided with the location indentations (411) matched with this locator protrusions (51).
6. the telescopic automobile children safety chair ISOFIX device as described in any one of claim 1-3, it is characterized in that: the side of described outer tube (1) is provided with a strip shape groove (11) extended along its length, this long gear piece (5) is fixed in outside the side of described outer tube (1), and its profile of tooth is stretched into by this strip shape groove (11) and is positioned at outer tube (1) and described limiting tooth (4) and cooperatively interacts.
7. the telescopic automobile children safety chair ISOFIX device as described in any one of claim 1-3, it is characterized in that: the two ends of described transverse tube (13) are fixed with a side pipe (15) extended in the same way with described inner sleeve (3) respectively, the outside of described two lateral canals (15) is also fixed with the ISOFIX release-push (16) of the described ISOFIX joint (14) of a control, the outside of described side pipe (15) and ISOFIX release-push (16) is also fixed with overcoat (17), described ISOFIX joint (14) is exposed in one end of described overcoat (17), and described overcoat (17) exposes described ISOFIX release-push (16).
8. telescopic automobile children safety chair ISOFIX device as claimed in claim 1, is characterized in that: described outer tube assembly (100) also comprises the U-shaped sheet (2) outside the rear end being fixed on outer tube (1).
9. telescopic automobile children safety chair ISOFIX device as claimed in claim 4, it is characterized in that: the two ends of described spring perch (7) are provided with protuberance (71) and are stuck in the groove (101) of described first orienting sleeve (10) side, make mutually to locate between spring perch (7) and this first orienting sleeve (10).
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CN201310495898.XA CN103496331B (en) | 2013-10-21 | 2013-10-21 | A kind of telescopic automobile children safety chair ISOFIX device |
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CN201310495898.XA CN103496331B (en) | 2013-10-21 | 2013-10-21 | A kind of telescopic automobile children safety chair ISOFIX device |
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CN103496331A CN103496331A (en) | 2014-01-08 |
CN103496331B true CN103496331B (en) | 2016-01-27 |
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CN201310495898.XA Active CN103496331B (en) | 2013-10-21 | 2013-10-21 | A kind of telescopic automobile children safety chair ISOFIX device |
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CN114407742B (en) * | 2022-01-20 | 2023-04-14 | 宁波宝贝第一母婴用品有限公司 | ISOFIX sleeve pipe and children's safety seat |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102781720A (en) * | 2010-01-11 | 2012-11-14 | 高田股份公司 | Fastening device for a children's vehicle seat and children's vehicle seat |
CN202541365U (en) * | 2012-04-26 | 2012-11-21 | 江苏幸运宝贝安全装置制造有限公司 | Adjustable ISOFIX system of vehicle-mounted child safety constraining system seat of automobile |
CN203623427U (en) * | 2013-10-21 | 2014-06-04 | 宁波三泰儿童用品有限公司 | Scalable vehicle child safety seat ISOFIX device |
Family Cites Families (1)
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EP2551150B2 (en) * | 2011-07-29 | 2024-06-12 | Wonderland Switzerland AG | Child safety seat assemblies having anchor systems |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102781720A (en) * | 2010-01-11 | 2012-11-14 | 高田股份公司 | Fastening device for a children's vehicle seat and children's vehicle seat |
CN202541365U (en) * | 2012-04-26 | 2012-11-21 | 江苏幸运宝贝安全装置制造有限公司 | Adjustable ISOFIX system of vehicle-mounted child safety constraining system seat of automobile |
CN203623427U (en) * | 2013-10-21 | 2014-06-04 | 宁波三泰儿童用品有限公司 | Scalable vehicle child safety seat ISOFIX device |
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