CN104760523A - LATCH connector for automobile seat - Google Patents

LATCH connector for automobile seat Download PDF

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Publication number
CN104760523A
CN104760523A CN201510100468.2A CN201510100468A CN104760523A CN 104760523 A CN104760523 A CN 104760523A CN 201510100468 A CN201510100468 A CN 201510100468A CN 104760523 A CN104760523 A CN 104760523A
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CN
China
Prior art keywords
latch
rod
support
hook
latch hook
Prior art date
Application number
CN201510100468.2A
Other languages
Chinese (zh)
Other versions
CN104760523B (en
Inventor
李飞
Original Assignee
无锡利凯儿童用品有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 无锡利凯儿童用品有限公司 filed Critical 无锡利凯儿童用品有限公司
Priority to CN201510100468.2A priority Critical patent/CN104760523B/en
Publication of CN104760523A publication Critical patent/CN104760523A/en
Application granted granted Critical
Publication of CN104760523B publication Critical patent/CN104760523B/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/26Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
    • B60N2/28Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle

Abstract

The invention discloses a LATCH connector for an automobile seat. The LATCH connector comprises a support, a latch hook, a connecting piece, a connecting rod, a lock pin, a tension spring and a limiting block. An opening connected with an automobile LATCH connector is formed in the front end of the support, and the latch hook and the connecting piece are in rotating connection with the support through the rivet. The connecting rod and the lock pin are arranged in the support, and a limiting pin is further inserted in the support. One end of the tension spring is connected with the connecting piece, and the other end of the tension spring is connected with the connecting rod. The limiting block is assembled into the support to form a connector structure. Through the mode, the LATCH connector for the automobile seat can achieve the functions of locking and unlocking through the rotation of the latch hook, and has the advantages of being simple in structure and safe and reliable to use and meanwhile lowering the production cost.

Description

Automotive seat LATCH adaptor union

Technical field

The present invention relates to automotive seating art field, particularly relate to a kind of automotive seat LATCH adaptor union.

Background technology

In order to make baby ride in an automobile stable and anti-fall, now commercially there is diversified infant car seat.

Existing infant car seat adopts various ways and automotive seat to be fixed, the mode wherein using LATCH interface fixing is the safest, also be convenient to most install, avoid most setup error, so that can separately safety seat is quicker, firm is fixed in automotive seat when baby takes, prevent unexpected loosening from causing baby to fall tumble injury.

Summary of the invention

The technical matters that the present invention mainly solves is to provide a kind of automotive seat LATCH adaptor union, and can be rotated by latch hook and realize locking and unlocking function, structure is simple, safe and reliable, also reduces productive costs simultaneously.

For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of automotive seat LATCH adaptor union, comprise: support, latch hook, attaching parts, connecting rod, lock pin, extension spring and limiting stopper, described support front end is provided with the opening connecting automobile LATCH interface, described latch hook is connected with holder pivots by rivet with attaching parts, described connecting rod and lock pin are fitted in support, also locating dowel pin is inserted with in described support, one end of described extension spring is connected with attaching parts, the other end is connected with connecting rod, described limiting stopper fits in support and forms connector construction.

In a preferred embodiment of the present invention, described latch hook and attaching parts assemble in the bracket by rivet, then locating dowel pin is inserted, one end of described extension spring is connected with the hook of attaching parts, the other end of extension spring is connected with the hook of connecting rod, put into by limiting stopper in support, described latch hook is connected by extension spring with between connecting rod.

In a preferred embodiment of the present invention, between described latch hook and connecting rod, form interaction relation by extension spring, during latch hook locking, pull connecting rod lock pin to be shifted onto lock pin locking place on latch hook; When pulling connecting rod to unlock, connecting rod outwards moves in parallel, and extension spring pulls attaching parts band moveable lock hook to rotate around rivet, and latch hook is got back in support and realized unlocking.

In a preferred embodiment of the present invention, be arranged at when the snap fit on described latch hook is opening in support, near limiting stopper when described connecting rod moves; During described snap fit locking, connecting rod moves inward, and snap fit screws out and hooks LATCH interface in support.

In a preferred embodiment of the present invention, described locating dowel pin and limiting stopper are used for limiting rod and move in parallel in respective bins.

In a preferred embodiment of the present invention, the cross section that the upset of described mid-stent both sides is formed is C-shaped, and two openings on support are oppositely arranged.

In a preferred embodiment of the present invention, described support is disposed with the first rivet hole, the second rivet hole and the 3rd rivet hole from opening backward, described rivet is used for fixing latch hook and attaching parts through the first rivet hole, and described rivet is used for fixed connector structure through the second rivet hole and the 3rd rivet hole.

In a preferred embodiment of the present invention, described mid-stent is provided with first mounting hole passed for locating dowel pin, and on support, the top of the second rivet hole and the 3rd rivet hole is provided with second mounting hole fixed for limiting stopper.

In a preferred embodiment of the present invention, when described latch hook is in opening, in adaptor union access LATCH interface, the thrust that the bearing surface of latch hook is subject to inwards promotes snap fit returning, latch hook band follower link operates, and attaching parts pulls the power of extension spring to pull connecting rod to operate, and connecting rod is parallel with lock pin to be moved to latch hook, lock pin locking place on lock pin and latch hook is pinned, and realizes the locking of latch hook and LATCH interface;

When adaptor union and LATCH interface unlock, pull connecting rod outwards movement, connecting rod by lock pin drive move outward, and connecting rod by pulling force effect by extension spring band follower link, attaching parts band moveable lock hook make snap fit around rivet rotate return in support.

The invention has the beneficial effects as follows: automotive seat LATCH adaptor union of the present invention is rotated by latch hook and realizes locking and unlocking function, and structure is simple, safe and reliable, also reduces productive costs simultaneously.

Accompanying drawing explanation

In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:

Fig. 1 is the front elevation of automotive seat LATCH adaptor union of the present invention when being in the lock state;

Fig. 2 is the front elevation that automotive seat LATCH adaptor union of the present invention removes support when being in the lock state;

Fig. 3 is the block diagram of automotive seat LATCH adaptor union of the present invention when being in the lock state;

Fig. 4 is the block diagram that automotive seat LATCH adaptor union of the present invention removes support when being in the lock state;

Fig. 5 is the front elevation of automotive seat LATCH adaptor union of the present invention when being in released state;

Fig. 6 is the front elevation that automotive seat LATCH adaptor union of the present invention removes support when being in released state;

Fig. 7 is the block diagram of latch hook in automotive seat LATCH adaptor union of the present invention;

Fig. 8 is the block diagram of attaching parts in automotive seat LATCH adaptor union of the present invention;

Fig. 9 is the block diagram of lock pin in automotive seat LATCH adaptor union of the present invention;

Figure 10 is the block diagram of connecting rod in automotive seat LATCH adaptor union of the present invention;

Figure 11 is the block diagram of limiting stopper in automotive seat LATCH adaptor union of the present invention;

Figure 12 is the block diagram of extension spring in automotive seat LATCH adaptor union of the present invention;

Figure 13 is the block diagram of locating dowel pin in automotive seat LATCH adaptor union of the present invention;

Figure 14 is the block diagram of rivet in automotive seat LATCH adaptor union of the present invention;

Figure 15 is the block diagram of automotive seat LATCH adaptor union medium-height trestle of the present invention;

Figure 16 is the sectional arrangement drawing of latch hook and attaching parts in automotive seat LATCH adaptor union of the present invention;

In accompanying drawing, the mark of each parts is as follows: 1, latch hook, and 2, attaching parts, 3, lock pin, 4, connecting rod, 5, limiting stopper, 6, extension spring, 7, locating dowel pin, 8, rivet, 9, support, 10, opening, 11, bearing surface, 12, lock pin locking place, 13, snap fit, the 14, first rivet hole, the 15, second rivet hole, 16, the 3rd rivet hole, the 17, first mounting hole, the 18, second mounting hole.

Detailed description of the invention

Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.

Refer to Fig. 1 to Figure 16, the embodiment of the present invention comprises:

A kind of automotive seat LATCH adaptor union, comprising: support 9, latch hook 1, attaching parts 2, connecting rod 4, lock pin 3, extension spring 6 and limiting stopper 5, described support 9 front end is provided with the opening 10 connecting automobile LATCH interface.

Described latch hook 1 is rotationally connected by rivet 8 and support 9 with attaching parts 2, described connecting rod 4 and lock pin 3 are fitted in support 9, locating dowel pin 7 is also inserted with in described support 9, one end of described extension spring 6 is connected with attaching parts 2, the other end is connected with connecting rod 4, finally limiting stopper 5 is fitted into the assembling namely completing connector construction in support 9.

Described latch hook 1 is assemblied in support 9 with attaching parts 2 by rivet 8, then insert locating dowel pin 7, one end of described extension spring 6 is connected with the hook of attaching parts 2, and the other end of extension spring 6 is connected with the hook of connecting rod 4, put into by limiting stopper 5 in support 9, described latch hook 1 is connected by extension spring 6 with between connecting rod 4.

Form interaction relation by extension spring 6 between described latch hook 1 and connecting rod 4, when latch hook 1 locks, pull connecting rod 4 lock pin 3 to be shifted onto lock pin locking place 12 on latch hook 1; When pulling connecting rod 4 to unlock, connecting rod 4 outwards moves in parallel, and extension spring 6 pulls attaching parts 2 to be with moveable lock hook 1 to rotate around rivet 8, and latch hook 1 is got back in support 9 and realized unlocking.

Be arranged in support 9, near limiting stopper 5 when described connecting rod 4 moves when snap fit 13 on described latch hook 1 is in opening; When described snap fit 13 is locked, connecting rod 4 moves inward, and snap fit 13 screws out and hooks LATCH interface in support.

Described locating dowel pin 7 and limiting stopper 5 move in parallel in respective bins for limiting rod 4.

The process that connecting rod 4 unlocks with moveable lock hook 1 is: pull connecting rod 4 outwards movement, lock pin 3 drives and moves outward by connecting rod 4, the power of connecting rod 4 movement is outward by the movement of extension spring 6 with follower link 2, attaching parts 2 makes the snap fit 13 on latch hook 1 return in support 9 around rivet 8 rotation with moveable lock hook 1, achieves the unblock between adaptor union and LATCH interface.

Structure and the concrete mounting means of above-mentioned connecting rod 4 are: lock pin 3 loads the front portion of connecting rod 4, by connecting rod 4 roof support, then insert locating dowel pin 7, one end of extension spring 6 is connected with the hook of attaching parts 2, the other end is connected with the hook of connecting rod 4, and limiting stopper 5 is fed into support 9.

The concrete structure of above-mentioned support 9 is: the cross section that in the middle part of described support 9, both sides upset is formed is C-shaped, and two openings on support 9 are oppositely arranged.

Described support 9 is disposed with the first rivet hole 14, second rivet hole 15 and the 3rd rivet hole 16 from opening backward, described rivet 8 through the first rivet hole 14 for fixing latch hook 1 and attaching parts 2, described rivet 8 through the second rivet hole 15 and the 3rd rivet hole 16 for fixed connector structure.

Be provided with first mounting hole 17 passed for locating dowel pin 7 in the middle part of described support 9, on support 9, the top of the second rivet hole 15 and the 3rd rivet hole 16 is provided with second mounting hole 18 fixed for limiting stopper 5.

Concrete structure and the mounting means of above-mentioned latch hook 1 are: latch hook 1 and attaching parts 2 assemble rear rivet 8 and be fixed between opening 10, lock pin locking place 12 and the lock pin 3 of latch hook 1 clamp, the snap fit 13 of latch hook 1 is placed in the middle of opening 10, realizes latch hook 1 and rotates around rivet 8.

Concrete structure and the mounting means of above-mentioned extension spring 6 are: be tight around spring in the middle of described extension spring 6, two is also extremely concordant and bending, and two is concordant, reversed bending.

The working process of automotive seat LATCH adaptor union of the present invention is:

When described latch hook 1 is in opening, adaptor union is aimed at the slightly firmly access of LATCH interface, the thrust that the bearing surface 11 of latch hook 1 is subject to inwards promotes snap fit 13 returning, latch hook 1 is with follower link 2 to operate simultaneously, attaching parts 2 pulls the power of extension spring 6 to pull connecting rod 4 to operate, connecting rod 4 is parallel with lock pin 3 to be moved to latch hook 1, and lock pin 3 pins with lock pin locking place 12 on latch hook 1, realizes the locking of latch hook 3 and LATCH interface;

During unblock, pull connecting rod 4 outwards movement, lock pin 3 drives and moves outward by connecting rod 4, and connecting rod 4 is with follower link 2 by pulling force effect by extension spring 6, attaching parts 2 is with moveable lock hook 1 that snap fit 13 is rotated around rivet 8 and is return in support 9, realizes the unblock of adaptor union and LATCH interface.

The beneficial effect of automotive seat LATCH adaptor union of the present invention is:

Structure is simple, productive costs is low, use more safe and reliable, operate very simple, only need the LATCH interface that opening is aimed in automotive seats to insert when latch hook 1 is opened to complete locking, pull pull bar 4 during unblock, band moveable lock hook 1 rotates and unclamps LATCH interface, namely completes the unblock of adaptor union and LATCH interface.

The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.

Claims (9)

1. an automotive seat LATCH adaptor union, it is characterized in that, comprise: support, latch hook, attaching parts, connecting rod, lock pin, extension spring and limiting stopper, described support front end is provided with the opening connecting automobile LATCH interface, described latch hook is connected with holder pivots by rivet with attaching parts, described connecting rod and lock pin are fitted in support, also locating dowel pin is inserted with in described support, one end of described extension spring is connected with attaching parts, the other end is connected with connecting rod, and described limiting stopper fits in support and forms connector construction.
2. automotive seat LATCH adaptor union according to claim 1, it is characterized in that, described latch hook and attaching parts assemble in the bracket by rivet, then locating dowel pin is inserted, one end of described extension spring is connected with the hook of attaching parts, the other end of extension spring is connected with the hook of connecting rod, is put into by limiting stopper in support, and described latch hook is connected by extension spring with between connecting rod.
3. automotive seat LATCH adaptor union according to claim 1 and 2, is characterized in that, form interaction relation between described latch hook and connecting rod by extension spring, pulls connecting rod lock pin to be shifted onto lock pin locking place on latch hook during latch hook locking; When pulling connecting rod to unlock, connecting rod outwards moves in parallel, and extension spring pulls attaching parts band moveable lock hook to rotate around rivet, and latch hook is got back in support and realized unlocking.
4. automotive seat LATCH adaptor union according to claim 3, is characterized in that, be arranged in support when the snap fit on described latch hook is opening, near limiting stopper when described connecting rod moves; During described snap fit locking, connecting rod moves inward, and snap fit screws out and hooks LATCH interface in support.
5. automotive seat LATCH adaptor union according to claim 4, is characterized in that, described locating dowel pin and limiting stopper are used for limiting rod and move in parallel in respective bins.
6. automotive seat LATCH adaptor union according to claim 1, is characterized in that, the cross section that the upset of described mid-stent both sides is formed is C-shaped, and two openings on support are oppositely arranged.
7. automotive seat LATCH adaptor union according to claim 6, it is characterized in that, described support is disposed with the first rivet hole, the second rivet hole and the 3rd rivet hole from opening backward, described rivet is used for fixing latch hook and attaching parts through the first rivet hole, and described rivet is used for fixed connector structure through the second rivet hole and the 3rd rivet hole.
8. automotive seat LATCH adaptor union according to claim 7, it is characterized in that, described mid-stent is provided with first mounting hole passed for locating dowel pin, and on support, the top of the second rivet hole and the 3rd rivet hole is provided with second mounting hole fixed for limiting stopper.
9. automotive seat LATCH adaptor union according to claim 4, it is characterized in that, when described latch hook is in opening, in adaptor union access LATCH interface, the thrust that the bearing surface of latch hook is subject to inwards promotes snap fit returning, and latch hook band follower link operates, attaching parts pulls the power of extension spring to pull connecting rod to operate, connecting rod is parallel with lock pin to be moved to latch hook, and lock pin locking place on lock pin and latch hook is pinned, and realizes the locking of latch hook and LATCH interface;
When adaptor union and LATCH interface unlock, pull connecting rod outwards movement, connecting rod by lock pin drive move outward, and connecting rod by pulling force effect by extension spring band follower link, attaching parts band moveable lock hook make snap fit around rivet rotate return in support.
CN201510100468.2A 2015-03-09 2015-03-09 Automotive seat LATCH connectors CN104760523B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510100468.2A CN104760523B (en) 2015-03-09 2015-03-09 Automotive seat LATCH connectors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510100468.2A CN104760523B (en) 2015-03-09 2015-03-09 Automotive seat LATCH connectors

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CN104760523A true CN104760523A (en) 2015-07-08
CN104760523B CN104760523B (en) 2017-05-31

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Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105946644A (en) * 2016-06-18 2016-09-21 金余和 Buffer base of bidirectional basket type safety seat for infants

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010122072A1 (en) * 2009-04-21 2010-10-28 Holmbergs Childsafety Ab Coupling and restraint device for a child seat
CN102653251A (en) * 2011-03-03 2012-09-05 宝钜儿童用品香港股份有限公司 Child car seat connection mechanism
CN103010024A (en) * 2011-09-26 2013-04-03 株式会社电装 Accelerator device
CN203528340U (en) * 2013-08-19 2014-04-09 好孩子儿童用品有限公司 Connector of automobile safety child seat
CN203623426U (en) * 2013-12-30 2014-06-04 童国勇 Improved isofix interface connector
CN204506619U (en) * 2015-03-09 2015-07-29 无锡利凯儿童用品有限公司 Automotive seat LATCH adaptor union

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010122072A1 (en) * 2009-04-21 2010-10-28 Holmbergs Childsafety Ab Coupling and restraint device for a child seat
CN102653251A (en) * 2011-03-03 2012-09-05 宝钜儿童用品香港股份有限公司 Child car seat connection mechanism
CN103010024A (en) * 2011-09-26 2013-04-03 株式会社电装 Accelerator device
CN203528340U (en) * 2013-08-19 2014-04-09 好孩子儿童用品有限公司 Connector of automobile safety child seat
CN203623426U (en) * 2013-12-30 2014-06-04 童国勇 Improved isofix interface connector
CN204506619U (en) * 2015-03-09 2015-07-29 无锡利凯儿童用品有限公司 Automotive seat LATCH adaptor union

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105946644A (en) * 2016-06-18 2016-09-21 金余和 Buffer base of bidirectional basket type safety seat for infants

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