CN107878269A - Automobile rear seat with children's seat function - Google Patents

Abstract

The present invention provides a kind of automobile rear seat with children's seat function, including heel row adult seat cushion, children's seat module, switching mechanism conciliate only lock integrated device；Wherein, heel row adult seat cushion has concave structure, and children's seat module is arranged in the concave structure of heel row adult seat cushion；Children's seat module backrest is connected by switching mechanism with children's seat module cushion, and only lock integrated device is used for locking switching mechanism after unlocking to solution；When children's seat modular backrest fell completely, a part of the children's seat module backrest as heel row adult seat cushion；When children's seat modular backrest and Chain cushion are angled, the bottom surface of concave structure forms children's seat module cushion.The upset of children's seat module backrest can be realized by switching mechanism using foregoing invention, when without using children's seat module, is not take up the space of back seat.

Description

Car rear seat with child seat function

technical field

The invention relates to the technical field of child seat modules, and more specifically relates to a car rear seat with the function of a child seat.

Background technique

At present, in order to ensure the safety of children aged 0-12 when riding in a car, a child seat needs to be installed on the rear seat of the car so that the child can sit on the child seat. Due to the large size and heavy weight of traditional child seats, most passengers do not use them, which endangers the safety of children. Moreover, traditional child seats need to be installed on the rear seats and occupy the position of the rear seats. When riding, the child seat can only be removed, and when the child is riding, the child seat is installed again, which is very inconvenient to use.

Contents of the invention

In view of the above problems, the object of the present invention is to provide a car rear seat with the function of a child seat, so as to solve the problems that the traditional child seat module is bulky, heavy and occupies the position of the rear seat.

The car rear seat with the function of a child seat provided by the present invention comprises a rear adult seat cushion, a child seat module, a turning mechanism and an integrated device for unlocking; wherein, the rear adult seat cushion has a concave structure, The child seat module is arranged in the concave structure of the adult seat cushion in the rear row, and the child seat module includes the backrest of the child seat module, and the backrest of the child seat module is connected with the seat cushion of the adult seat cushion in the rear row through a turning mechanism; The mechanism includes an upper connecting plate and a lower connecting plate, the lower connecting plate is hinged with the upper connecting plate through a rotating shaft, the upper connecting plate is connected with the backrest of the child seat module, and the lower connecting plate is connected with the rear adult seat cushion; the unlocking lock The integrated device includes an unlocking handle, an unlocking connecting plate, a locking plate, a tension spring, a cable and a cable fixing frame, wherein the unlocking handle is installed on the child seat module, the rear adult seat or the front adult seat. A lock pin and a rotating shaft are installed on the unlocking connecting plate, and the locking pin rotates around the rotating shaft. One end of the stay wire is wound in the unlocking handle, and the other end is hung on the unlocking connecting plate through the stay wire holder, and one end of the tension spring is hooked on the unlocking handle. On the connecting plate, the other end is hooked on the upper connecting plate, and the locking plate is fixed on the inner side of the upper connecting plate, and a lock groove for locking the locking pin is opened on the locking plate; when unlocking the turning mechanism, the unlocking handle Tighten the pull wire, the pull wire drives the lock pin of the unlocking connection plate to rotate on one side, and the lock pin rotates downward around the rotating shaft in the chute of the lower connection plate. The angle formed by the seat cushions of the adult seats in the row; wherein, when the backrest of the child seat module is fully down, the backrest of the child seat module is flush with the cushion of the rear adult seat; when the backrest of the child seat module is fully opened, the concave structure The bottom surface of the child seat module constitutes the child seat cushion of the child seat module; when the flip mechanism is locked, after the backrest of the child seat module is turned backward to a preset angle, the tension spring drives the unlocking connecting plate to reset, and the lock pin snaps into the lock groove, locking and turning over mechanism.

In addition, the preferred structure is that the back of the child seat module includes a back frame, a back foam and a back skin, the back foam is wrapped around the back frame, and the back skin is wrapped around the back foam.

In addition, in a preferred structure, the backrest of the child seat module further includes a shoulder safety belt, which is assembled on the backrest frame and passes through the backrest foam and the backrest skin.

Furthermore, the preferred structure is that the backrest of the child seat module further includes a hip safety belt, the hip safety belt is assembled in the concave structure and connected with the backrest frame, and the hip safety belt and the shoulder safety belt form a five-point safety belt.

In addition, the preferred structure is that the child seat module further includes protective wings of the child seat module fitted in the concave structure, and the protective wings of the child seat module include side wing frames, side wing foams and side wing covers on both sides of the child seat cushion. The skin, the wing foam is wrapped around the outside of the wing frame, and the wing skin is wrapped around the outside of the wing foam.

In addition, the preferred structure is that the child seat module further includes a child seat module headrest, the child seat module headrest includes a headrest frame, a headrest foam, and a headrest skin, and the headrest frame is connected to the backrest through the rotation axis of the headrest. The frame is rotationally connected, the headrest foam is wrapped around the outside of the headrest frame, and the headrest skin is wrapped around the outside of the headrest foam.

Furthermore, the preferred structure is to also include a headrest unlocking mechanism for unlocking the headrest. The headrest unlocking mechanism includes a headrest connecting plate, a headrest locking plate, a locking block and a return spring, and the headrest connecting plate is welded to the backrest frame. , a avoidance hole is provided on the headrest connecting plate, and the end of the headrest rotating shaft passes through the avoiding hole and protrudes from the headrest connecting plate; a locking block is arranged above the avoiding hole on the headrest connecting plate, and the locking block There is a locking groove for locking the rotating shaft of the headrest, and a chute is provided on the headrest connecting plate, the headrest locking plate slides in the chute, and one end of the return spring is hooked on the headrest connecting plate. The other end is hooked on the headrest locking plate, and the end of the stay wire suspended on the unlocking connecting plate is extended and suspended on the headrest locking plate.

In addition, the preferred structure is that the rear adult seat cushion comprises a cushion frame, a cushion foam and a cushion skin, the cushion foam is wrapped around the outside of the cushion frame, and the cushion skin is wrapped around the outside of the cushion foam.

Furthermore, the preferred structure is that a cable tube for the retractable pull wire is sheathed at the section of the pull wire between the unlocking handle and the pull wire fixing frame.

Utilize the above-mentioned car rear seat with child seat function of the present invention, realize the overturning of the backrest of the child seat module through the turning mechanism, when the child seat module is not used, the backrest of the child seat module is accommodated in the back seat of the rear seat In the groove, it is flush with the rear seats and does not occupy the position of the rear seats.

Description of drawings

Other objects and results of the present invention will become clearer and easier to understand by referring to the following description in conjunction with the accompanying drawings, and with a more comprehensive understanding of the present invention. In the attached picture:

FIG. 1 is a schematic diagram of the overall structure of a car rear seat with a child seat function according to an embodiment of the present invention;

Fig. 2 is a first perspective view of the skeleton structure of a car rear seat with a child seat function according to an embodiment of the present invention;

Figure 3 is a partially enlarged view of Figure 2;

4 is a schematic structural diagram of a second viewing angle of a car rear seat with a child seat function according to an embodiment of the present invention;

Figure 5 is a partially enlarged view of Figure 4;

FIG. 6 is a partially enlarged view of FIG. 2 .

The reference signs include: rear seat 1, rear adult seat cushion 11, rear adult seat backrest 12, child seat module 2, child seat module backrest 21, backrest frame 211, avoidance groove 212, Shoulder safety belt 213, crotch safety belt 214, hip safety belt 215, child seat module protective wings 22, side wing frame 221, mounting frame 222, side wing rotating shaft 223, child seat module headrest 23, headrest frame 231, Upper connecting plate 31, lower connecting plate 32, rotating shaft 33, unlocking handle 41, unlocking connecting plate 42, locking plate 43, tension spring 44, pull wire 45, pull wire fixing frame 46, lock pin 47, rotating shaft 48, wire tube 49 , headrest connecting plate 51, escape hole 511, locking block 512, chute 513, headrest rotating shaft 52, headrest locking plate 53, return spring 54.

Detailed ways

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that these embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

Figures 1-6 respectively show the overall structure of the rear seat of a car with child seat function, the skeleton structure from two viewing angles and the partially enlarged structure of the skeleton structure according to an embodiment of the present invention.

As shown in Fig. 1-Fig. 6 together, the car rear seat with child seat function provided by the embodiment of the present invention includes: rear seat 1, child seat module 2, turning mechanism and unlocking lock integrated device, rear The row of seats 1 includes a rear adult seat cushion 11 and a rear adult seat back 12, the rear adult seat cushion 11 has a concave structure to form a concave space, and the rear adult seat cushion 11 includes an adult seat cushion skeleton , adult cushion foam and adult cushion skin, the adult cushion foam is wrapped on the outside of the adult cushion skeleton, the adult cushion skin is wrapped on the outside of the adult cushion foam, on the B side of the adult cushion skin (the side that is not in direct contact with people) Adhesive adult cushion back foam, adult seat cushion back foam can improve the comfort of adult seat cushion.

The child seat module 2 is arranged in the concave space of the adult seat cushion 11 in the rear row; the child seat module 2 includes the child seat module backrest 21, the child seat module protective wings 22 and the child seat module headrest 23, and the child seat module The seat module backrest 21 is connected to the rear adult seat cushion 11 through the overturn mechanism, and the child seat module backrest 21 is overturned through the overturn mechanism, and the child seat module backrest 21 is overturned in the direction of the rear adult seat backrest 12 to the use position When the child seat module 2 is not in use, the child seat module backrest 21 needs to be accommodated in the concave space of the rear adult seat cushion 11, and the child seat module backrest 21 It forms a zero-degree angle with the seat cushion 11, that is, the child seat module backrest 21 is parallel to the seat cushion 11, and the child seat module backrest 21 is flush with the rear adult seat cushion 11, and the child seat module backrest 21 is fully filled. In the concave space of the adult seat cushion 11, the side of the child seat module backrest 21 in contact with the occupant is called the front side, and the back of the child seat module backrest 21 is at the same height as the adult seat cushion 11 in the rear row. The back of the seat module backrest 21 is used as a part of the rear adult seat cushion 11 for the occupant to sit on; Turn the direction by 90° and lock it, so that the child seat module backrest 21 forms an angle of 90° with the rear adult seat cushion 11, thereby opening the child seat module backrest 21. At this time, the rear adult seat cushion 11 The bottom surface of the concave structure constitutes the seat cushion of the child seat module 2 , and the integrated device for unlocking the lock is used to unlock the locked turning mechanism, thereby releasing the locking of the turning mechanism to the backrest 21 of the child seat module.

The child seat module backrest 21 includes a backrest frame 211, a backrest foam, a backrest skin, two shoulder safety belts 213, a crotch safety belt 214 and two hip safety belts 215, and the backrest foam wraps the outside of the backrest skeleton 211, The backrest skin is wrapped on the outside of the backrest foam, and the backrest foam can be glued on the B side of the backrest skin; two shoulder safety belts 213 are respectively assembled on the backrest frame 211, passing through the backrest foam and the backrest skin; the crotch The safety belt 214 and the hip safety belt 215 are assembled in the concave space of the rear adult seat cushion 11, and two shoulder safety belts 213, the crotch safety belt 214 and the hip safety belt 215 constitute a five-point safety belt.

The protective wings 22 of the child seat module are assembled in the concave structure of the rear seat cushion 11 for adults. The protective wings 22 of the child seat module include the wing frame 221 located on both sides of the child seat cushion 2, the side wing foam and the side wing skin, and the side wing foam Wrapped on the outside of the wing frame 221, the wing skin is wrapped on the outside of the wing foam, and the wing back foam can be bonded to the B side of the wing skin. It can rotate relative to the mounting frame 222. When using the side-wing frame 221, open the side-wing frame 221 and be perpendicular to the seat cushion of the child seat module 2. When not using the side-wing frame 221, the side-wing frame 221 is accommodated in the rear adult seat The seat cushion 11 is in the concave space and is parallel to the seat cushion of the child seat module 2 .

The overturning mechanism includes an upper connecting plate 31 and a lower connecting plate 32, the lower connecting plate 32 and the upper connecting plate 31 are hinged through the rotating shaft 33, the upper connecting plate 31 is connected with the back frame 211, and the child seat module backrest 21 is realized through the rotating shaft 33. Rotate, the lower connecting plate 32 is connected with the seat frame of the rear seat cushion for adults, and the side-wing frame 221 is welded together with the lower connecting plate 32 through the mounting frame 222 .

The unlocking lock integrated device includes an unlocking handle 41, an unlocking connecting plate 42, a locking plate 43, a tension spring 44, a stay wire 45 and a stay wire fixing frame 46, wherein the unlocking handle 41 is installed on one side of the backrest 21 of the child seat module to facilitate For the operation of the occupant, mounting holes are respectively provided at both ends of the unlocking connecting plate 42 along the length direction. Lock pins 47 and rotating shafts 48 are respectively installed in the two mounting holes. The locking pins 47 rotate with the rotating shaft 48 as the center. One end is coiled in the unlocking handle 41, the other end of the pull wire 45 is hung on the backrest of the child seat module through the stay wire fixing frame 46, and a pull wire 45 is provided at a section between the unlocking handle 41 and the pull wire fixing frame 46 where the pull wire 45 is located. Telescopic wire tube 49, backguy fixed frame 46 is fixed with wire tube 49, is used for fixing wire tube 49, when unlocking handle 41 tightens backguy 45, makes backguy 45 telescopically move in the wire tube 49, and one end of extension spring 44 hooks On the unlocking connecting plate 42, the other end of the tension spring 44 is hooked on the upper connecting plate 31, and the tension spring 44 plays two functions. The first effect is to apply a pulling force to the unlocking connecting plate 42 in a natural state to prevent unlocking. The connecting plate 42 is free to rotate downwards, which plays the role of static and dynamic balance. The second effect is to reset the unlocking connecting plate 42 after the unlocking connecting plate 42 is rotated downwards, and an avoidance is provided at the position corresponding to the lock pin 47 on the backrest frame 211. Groove 212 provides space for the action of lock pin 47. Lock stop plate 43 is positioned at the inner side of upper connecting plate 31. The upper end of lock stop plate 43 is provided with a hole, and is enclosed within on the rotating shaft 33. The lower end of lock stop plate 43 A lock groove is provided, and the lock groove is used to block the lock pin 47. When the lock pin 47 is stuck in the lock groove, the backrest frame 211 cannot rotate through the rotating shaft 33 to realize the locking of the turning mechanism. When the lock pin 47 disengages downward When the slot is locked, the backrest frame 211 rotates through the rotating shaft 33 to realize the unlocking of the turning mechanism, thereby adjusting the angle formed by the child seat module backrest 21 and the rear adult seat cushion 11 .

The process of unlocking the overturning mechanism by the integrated device for unlocking the lock is as follows: the unlocking handle 41 tightens the stay wire 45, the stay wire 45 drives the lock pin 47 to rotate downward, the lock pin 47 is separated from the lock groove, the overturning mechanism is unlocked, and the tension spring 44 elastically deforms to store energy. Adjust the angle formed by the backrest 21 of the child seat module and the seat cushion 11 of the adult seat in the rear row; when the turning mechanism is locked, the backrest 21 of the child seat module is turned backward to a preset angle, and the tension spring 44 is released to drive the unlocking connection plate 42 Reset, drive the unlocking connecting plate 42 to reset, the lock pin 47 is snapped into the lock groove again, and the turning mechanism is locked.

The child seat module headrest 23 includes a headrest frame 231, a headrest foam and a headrest skin. The headrest frame 231 is rotatably connected to the backrest frame 211 through the headrest rotating shaft 52. The headrest frame 231 can rotate around the backrest frame 211. , to open or close the child seat module headrest 23, when the child seat module headrest 23 is opened, the overall height of the child seat module backrest 21 can be increased, the headrest foam is wrapped on the outside of the headrest frame, and the headrest The skin is wrapped on the outside of the headrest foam, and the headrest back foam can be bonded on the B side of the headrest skin.

The present invention also includes a headrest unlocking mechanism for unlocking the headrest. The headrest unlocking mechanism includes a headrest connecting plate 51, a headrest locking plate 53 and a return spring 54. The headrest connecting plate 51 is welded together with the backrest frame. The pillow frame 231 is rotatably connected to the backrest frame 211 through the headrest rotating shaft 52, and an avoidance hole 511 is provided on the headrest connecting plate 51. Plate 51; a locking block 512 is arranged above the avoidance hole 511 on the headrest connecting plate 51, and a locking groove for locking the rotating shaft 52 of the headrest is opened on the locking block 512. On the headrest connecting plate 51 A chute 513 is also provided, the headrest locking plate 51 slides in the chute 513, one end of the return spring 54 is hooked on the headrest connecting plate 51, and the other end of the return spring 54 is hooked on the headrest locking plate 51 Above, one end of the pull wire 45 suspended on the unlocking connecting plate 42 extends to the headrest locking plate 51 and hangs on the headrest locking plate 51 .

Since the stay wire 45 is suspended on the headrest locking plate 51, when the unlocking handle 41 tightens the stay wire 45, the unlocking lock integrated device and the headrest unlocking mechanism are simultaneously operated for unlocking.

The unlocking process of the headrest unlocking mechanism is as follows: the unlocking handle tightens the pull wire 45, the pull wire 45 pulls the headrest locking plate 53 to slide downward in the chute 513, the locking plate 53 is separated from the headrest rotating shaft 52, and the return spring 54 elastically deforms Energy storage, the headrest rotating shaft 52 automatically falls into the avoidance hole 511, thereby realizing the free rotation of the headrest rotating shaft 52, after the headrest is unlocked, the return spring 54 resets and releases energy, and pulls the headrest locking plate 53 in the chute 513 to slide upwards, so that the top of the headrest locking plate 53 touches the headrest rotating shaft 52 again and pushes the headrest rotating shaft 52 into the locking groove of the locking block 512 to realize the locking of the headrest rotating shaft 52. end.

The above is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Anyone skilled in the art can easily think of changes or substitutions within the technical scope disclosed in the present invention. Should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims (9)

1. A car rear seat with the function of a child seat, characterized in that it comprises an adult seat cushion in the rear row, a child seat module, a turning mechanism and an integrated device for unlocking the lock; wherein, The rear adult seat cushion has a concave structure, the child seat slide rail is arranged at the bottom of the concave structure, the child seat module is arranged on the child seat slide rail, and the child seat The seat module includes a child seat module backrest and a child seat cushion, and the child seat module backrest is connected to the rear adult seat cushion through the turning mechanism; The overturning mechanism includes an upper connecting plate and a lower connecting plate, the lower connecting plate is hinged to the upper connecting plate through a rotating shaft, the upper connecting plate is connected to the backrest of the child seat module, and the lower connecting plate is connected to the back of the child seat module. The rear adult seat cushion connection; The unlocking lock integrated device includes an unlocking handle, an unlocking connecting plate, a locking plate, a tension spring, a stay wire and a stay wire fixing frame, wherein the unlocking handle is installed on the child seat module, the rear adult seat On the chair or the adult seat in the front row, a lock pin and a rotating shaft are installed on the unlocking connecting plate, the locking pin rotates around the rotating shaft, one end of the pull wire is wound in the unlocking handle, and the other One end is hung on the unlocking connecting plate through the stay wire fixing frame, one end of the tension spring is hooked on the unlocking connecting plate, and the other end is hooked on the upper connecting plate, and the locking plate It is fixed on the inner side of the upper connecting plate, and a locking groove for clamping the locking pin is opened on the locking plate; When unlocking the turning mechanism, the unlocking handle tightens the pull wire, and the pull wire drives one side of the locking pin of the unlocking connecting plate to rotate, and the locking pin slides around the rotating shaft on the lower connecting plate. Rotate downwards in the slot, the lock pin will disengage from the lock slot, unlock the turning mechanism, and adjust the angle formed by the backrest of the child seat module and the seat cushion of the rear adult seat; wherein, when the child When the backrest of the seat module is fully down, the backrest of the child seat module is flush with the seat cushion of the rear adult seat; when the backrest of the child seat module is fully opened, the bottom surface of the concave structure forms the Child seat cushions for child seat modules; When the turning mechanism is locked, after the backrest of the child seat module is turned backwards to a preset angle, the tension spring drives the unlocking connecting plate to reset, the locking pin snaps into the locking groove, and the child seat module is locked. The turning mechanism. 2. The car rear seat with child seat function according to claim 1, wherein the backrest of the child seat module comprises a back frame, a back foam and a back skin, and the back foam is wrapped in the the outside of the backrest frame, and the backrest skin wraps the outside of the backrest foam. 3. The car rear seat with child seat function according to claim 1 or 2, characterized in that the backrest of the child seat module further includes a shoulder safety belt, and the shoulder safety belt is assembled on the On the backrest frame, pass through the backrest foam and the backrest skin. 4. The car rear seat with child seat function according to claim 3, characterized in that, the backrest of the child seat module further comprises a hip safety belt and a crotch safety belt, and the hip safety belt is connected to the hip safety belt. The crotch safety belt is assembled in the concave structure and connected with the backrest frame. The crotch safety belt, the hip safety belt and the shoulder safety belt form a five-point safety belt. 5. The car rear seat with child seat function according to claim 1, characterized in that, the child seat module further comprises protective side wings of the child seat module assembled in the concave structure, so that The protective wings of the child seat module include a side wing frame, a side wing foam and a side wing skin located on both sides of the child seat cushion, the side wing foam is wrapped around the outside of the side wing frame, and the side wing skin is wrapped around the side wing foam of the exterior. 6. The car rear seat with child seat function according to claim 2, characterized in that, the child seat module further comprises a child seat module headrest, and the child seat module headrest includes a headrest Pillow frame, headrest foam and headrest skin, the headrest frame is rotatably connected with the backrest frame through the headrest rotating shaft, the headrest foam wraps the outside of the headrest frame, the headrest cover Leather wraps around the exterior of the headrest foam. 7. The car rear seat with child seat function according to claim 6, further comprising a headrest unlocking mechanism for unlocking the headrest of the child seat module, and the headrest unlocking mechanism includes a headrest unlocking mechanism. A pillow connecting plate, a headrest locking plate, a locking block and a return spring, the headrest connecting plate is welded to the backrest frame, an escape hole is opened on the headrest connecting plate, and the rotation axis of the headrest The end protrudes from the headrest connecting plate through the avoidance hole; a locking block is arranged above the avoiding hole on the headrest connecting plate, and a locking place is provided on the locking block. The locking groove of the rotating shaft of the headrest is also provided with a chute on the connecting plate of the headrest, the locking plate of the headrest slides in the chute, and one end of the return spring is hooked on the On the headrest connecting plate, the other end is hooked on the headrest locking plate, and the end of the stay wire suspended on the unlocking connecting plate is extended and suspended on the headrest locking plate. 8. The car rear seat with child seat function according to claim 1, characterized in that, the adult seat cushion in the rear comprises a cushion frame, a cushion foam and a cushion skin, and the cushion foam is wrapped in The outside of the cushion frame, the cushion skin wraps the outside of the cushion foam. 9. The car rear seat with the function of a child seat according to claim 1, characterized in that, the section where the cable is located between the unlocking handle and the cable fixing frame is provided with a cover for the Pull-wire retractable conduit.