CN208498311U - A kind of telescopic vehicle-mounted child safety seat - Google Patents

Abstract

The utility model relates to vehicle-mounted child safety seat technical fields, more particularly to a kind of telescopic vehicle-mounted child safety seat, the chair back, seat including vehicle-mounted child safety seat, further include: extension, thread spindle, the sliding groove plugged together with extension is equipped in seat, driving extension slides in sliding groove when thread spindle rotates.The utility model setting extension on its sliding groove in seat of the rotate driving of thread spindle by being slided, to realize the flexible of seat length；Worm gear, worm screw are set, transmission is engaged by the rotate driving of rotating wheel between the two, rotates thread spindle, so that extension be made to be fixed in sliding groove；By clearing up cushion disassembly, easy cleaning is realized；Incorporating section in extension is set, extension along it is long when, cushion can be extracted out out of incorporating section, supplement as extension elongation caused by shortage, extension contraction when, redundance can be accommodated into incorporating section by cushion.

Description

A kind of telescopic vehicle-mounted child safety seat

Technical field

The utility model relates to vehicle-mounted child safety seat technical fields, and in particular to a kind of telescopic vehicle-mounted child peace Full seat.

Background technique

Vehicle-mounted child safety seat is used to protect the safety when driving of children, interior when preventing traffic accident Children damage.

The seat of current market sales of vehicle-mounted child safety seat is regular length, and length is not adjustable, and It will use a period of time after general family's purchase vehicle-mounted child safety seat, and the growth and development of children is in the quick phase, Height rapid growth, when may just using vehicle-mounted child safety seat, the leg of children adapts to the length of seat, and mistake After a period of time, with physical development, leg length also follows growth, cannot generally adapt to pervious vehicle-mounted child emergency seat again Chair in this case or is put up with use or is replaced, the first is as a result, may make children continue to use When, it does not adapt to, does not feel well since leg is placed on seat, impatience can be generated, then wail and create an uproar in, influence to go Vehicle safety；Second as a result, undoubtedly increase family's extraneous expense.

Utility model content

The purpose of the utility model is to overcome problems of the prior art, provide a kind of telescopic vehicle-mounted child Safety seat, the flexible of seat may be implemented in it, adapts to children, the setting cushion of different growing stages, when preventing extension from stretching out, Corner thereon causes to scratch to children and the excreta or swill that children can be made to generate will not adhere to seat or the chair back On, easy cleaning, setting placing groove can place toy and other items in it.

To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions :

A kind of telescopic vehicle-mounted child safety seat, the chair back, seat including vehicle-mounted child safety seat, further includes:

Extension, the extension are T-shaped structure, and level is pierced by the one end of seat far from the chair back, the corresponding chair Sliding groove plug together with the horizontal segment of extension, through-hole form is equipped in seat, the horizontal segment of the extension is in sliding groove It is free to slide；

Thread spindle, the thread spindle is rotatably connected in seat and is threadedly coupled with the horizontal segment of extension, by setting It sets the driving member on seat and drives its rotation, and driving extension slides in sliding groove when its rotation.

Further, it is equipped with fixed plate in the sliding groove, is arranged with rolling bearing, the thread spindle in the fixed plate It is socketed on the rolling bearing.

Further, the driving member include the worm gear being fixed on thread spindle, with worm gear engaged transmission and with The worm screw of seat rotating connection, the worm screw are equipped with rotating wheel, and the corresponding seat is equipped with free for the rotating wheel By blind hole, the rotating wheel be equipped with rotational handle.

It further, further include cushion, the cushion is laid on the upper surface of the chair back and seat, passes through velcro and chair Back and seat are attached, and the extension is equipped with the slot interted for cushion, are additionally provided with the storage for cushion storage thereon Portion, the incorporating section are connected to the slot.

Further, the placing groove of blind hole form is additionally provided on the extension, the opening of the placing groove is hinged with By its closed capping.

The utility model has the beneficial effects that setting extension passes through its sliding groove in seat of the rotate driving of thread spindle On slided, to realize the flexible of seat length；Be arranged worm gear, worm screw by the rotate driving of rotating wheel between the two into Row engaged transmission, so that thread spindle is rotated, it is convenient and efficient, and since the engaged transmission of worm and gear has self-locking performance, thus It is fixed on extension in sliding groove；Cushion is arranged to be laid with the upper surface of the chair back and seat, prevents the excreta of children Or swill makes the chair back and seat dirty, since the chair back and seat volume are larger, shape is more complex, the bad cleaning after making dirty, Therefore setting cushion is connected on the chair back and seat by velcro, by clearing up cushion disassembly, realizes easy cleaning；If Set the incorporating section in extension, extension along it is long when, cushion can be extracted out out of incorporating section, supplement due to extension elongation make At shortage, extension shrink when, redundance can be accommodated into incorporating section by cushion.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 be Fig. 1 in A to structural schematic diagram；

In attached drawing, component representated by each label is as follows:

The 1- chair back, 2- seat, 3- extension, 4- sliding groove, 5- thread spindle, 6- fixed plate, 7- worm gear, 8- worm screw, 9- turn Driving wheel, 10- blind hole, 11- cushion, the incorporating section 12-, 13- placing groove.

Specific embodiment

In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under Face will combine the attached drawing in the utility model embodiment, carry out to the technical scheme in the embodiment of the utility model clear, complete Ground description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Base In the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts There are other embodiments, fall within the protection scope of the utility model.

In the description of the utility model, it should be noted that the side of the instructions such as term "vertical", "upper", "lower", "horizontal" Position or positional relationship be orientation based on the figure or positional relationship, be merely for convenience of description this it is practical and simplification retouch State, rather than indicate or imply that signified device or element must have a particular orientation, with specific orientation construction and Operation, therefore should not be understood as limiting the present invention.In addition, " first ", " second ", " third ", " the 4th " are only used for Purpose is described, and should not be understood as indicating or implying relative importance.

In the description of the utility model, it is also necessary to which explanation " is set unless otherwise specific regulation and limitation, term Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or be integrally connected, it can be mechanical connection, be also possible to be electrically connected, can be and be directly connected to, be also possible to through intermediate matchmaker It is situated between and is connected, can be the connection inside two elements.It for the ordinary skill in the art, can be as the case may be Understand the concrete meaning of above-mentioned term in the present invention.

A kind of telescopic vehicle-mounted child safety seat as shown in Figs. 1-2, the chair back including vehicle-mounted child safety seat 1, seat 2, further includes:

Extension 3, the extension 3 are T-shaped structure, and level is pierced by the one end of seat 2 far from the chair back 1, corresponding institute It states and is equipped with sliding groove 4 plug together with the horizontal segment of extension 3, through-hole form in seat 2, the horizontal segment of the extension 3 exists It is free to slide in sliding groove 4；

Thread spindle 5, the thread spindle 5 are rotatably connected in seat 2 and are threadedly coupled with the horizontal segment of extension 3, lead to It crosses the driving member being arranged on seat 2 and drives its rotation, and driving extension 3 slides in sliding groove 4 when its rotation.

It is equipped with fixed plate 6 in the sliding groove 4, rolling bearing is arranged in the fixed plate 6, the thread spindle 5 is socketed On the rolling bearing, setting rolling bearing is convenient for the rotation of thread spindle 5, while reducing resistance when its rotation.

The driving member include the worm gear 7 being fixed on thread spindle 5, with 7 engaged transmission of the worm gear and with 2 turns of seat The worm screw 8 of dynamic connection, the worm screw 8 are equipped with rotating wheel 9, and the corresponding seat 2 is equipped with freely to be led to for the rotating wheel 9 The blind hole 10 crossed, the rotating wheel 9 are equipped with rotational handle, and setting rotational handle is convenient for rotation rotating wheel 9.

It further include cushion 11, the cushion 11 is laid on the upper surface of the chair back 1 and seat 2, passes through velcro and the chair back 1 It is attached with seat 2, the extension 3 is equipped with the slot interted for cushion 11, is additionally provided with thereon for the storage of cushion 11 Incorporating section 12, the incorporating section 12 is connected to the slot, after contraction cushion 11 is laid on the chair back 1 and seat 2, due to extension The part of 3 elongation and contraction, the shortage and additional length that generate is supplemented and is stored by incorporating section 12.

The placing groove 13 of blind hole form is additionally provided on the extension 3, the opening of the placing groove 13 is hinged with it Closed capping, the placing groove 13 are used to store the toy or other articles of children, convenient for storage, and reduce accounting for for article Use area.

The utility model is when in use: rotation rotating wheel, driving worm screw rotation, worm and wheel engaged transmission, and drives Thread spindle rotation, thread spindle rotate driving extension slides in sliding groove, and when sliding into appropriate length, stop operating rotation Wheel, at this time that is, realizing that the adjusting of seat length extracts cushion out after extension is flexible out of incorporating section, and be laid on the chair back and On seat, children can be placed on seat at this time.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this Utility model.The utility model is limited only by the claims and their full scope and equivalents.

Claims (5)

1. a kind of telescopic vehicle-mounted child safety seat, the chair back (1), seat (2) including vehicle-mounted child safety seat are special Sign is, further includes:

Extension (3), the extension (3) are T-shaped structure, and level is pierced by the one end of seat (2) far from the chair back (1), corresponding The seat (2) in be equipped with sliding groove (4) plug together with the horizontal segment of extension (3), through-hole form, the extension (3) horizontal segment is free to slide in sliding groove (4)；

Thread spindle (5), the thread spindle (5) are rotatably connected in seat (2) and are threadedly coupled with the horizontal segment of extension (3), It drives its rotation by the driving member being arranged on seat (2), and driving extension (3) is interior in sliding groove (4) when its rotation Sliding.

2. a kind of telescopic vehicle-mounted child safety seat according to claim 1, which is characterized in that the sliding groove (4) fixed plate (6) are equipped in, are arranged with rolling bearing on the fixed plate (6), the thread spindle (5) is socketed in the rolling On bearing.

3. a kind of telescopic vehicle-mounted child safety seat according to claim 1, which is characterized in that the driving member packet Include the worm gear (7) being fixed on thread spindle (5) and the worm screw worm gear (7) engaged transmission and with seat (2) rotation connection (8), the worm screw (8) is equipped with rotating wheel (9), and the corresponding seat (2) is equipped with to be passed freely through for the rotating wheel (9) Blind hole (10), the rotating wheel (9) be equipped with rotational handle.

4. a kind of telescopic vehicle-mounted child safety seat according to claim 1, which is characterized in that further include cushion (11), the cushion (11) is laid on the upper surface of the chair back (1) and seat (2), passes through velcro and the chair back (1) and seat (2) it is attached, the extension (3) is equipped with the slot interted for cushion (11), is additionally provided with stores for cushion (11) thereon Incorporating section (12), the incorporating section (12) is connected to the slot.

5. a kind of telescopic vehicle-mounted child safety seat according to claim 1, which is characterized in that the extension (3) placing groove (13) of blind hole form is additionally provided on, the opening of the placing groove (13) is hinged with its closed capping.