CN106672043A

CN106672043A - Control unit for baby carriage braking device

Info

Publication number: CN106672043A
Application number: CN201510760402.6A
Authority: CN
Inventors: 匡桃红
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-11-08
Filing date: 2015-11-08
Publication date: 2017-05-17

Abstract

The invention discloses a control unit for a baby carriage braking device. The control unit comprises a baby carriage framework and a backrest, wherein the backrest comprises flexible seat sides, a backrest portion, a straight belt adjusting seat, a transverse surrounding line, a straight belt and a straight belt adjusting seat. Based on the technical scheme, height adjustment of a baby carriage is achieved through a seat height adjusting mechanism arranged on the baby carriage, the distance between front and rear wheel sets is adjusted through the frame on the baby carriage to make the gravity center of the whole baby carriage still in a supporting range of the front and rear wheel sets, and accordingly the danger of carriage turning caused by baby seat height increase is avoided. In addition, during carriage folding and storage, the distance between the front and rear wheel sets can be also adjusted through the frame adjusting mechanism on the baby carriage to obtain reasonable frame folding size, accordingly usage of a too large frame is avoided, and further storage space is saved.

Description

For the actuation unit of perambulator brake apparatus

Technical field

The present invention relates to a kind of baby cart back rest, more particularly to a kind of actuation unit for perambulator brake apparatus.

Background technology

In the market, seat height be set in fixed position perambulator it is more, also have part perambulator that seat height can be adjusted on vehicle frame, but because its front and back wheel group is generally each attached to bottom of frame, the relative distance between front and back wheel group is unadjustable.And when parent-child interaction needs further to improve seat height, because seat is improved, the center of gravity of perambulator can shift, in the case of the relative distance between front and back wheel group is nonadjustable, seat is more raised, and the probability that perambulator overturns is bigger.

Certainly, in order to overcome the problem of centre-of gravity shift, it is also possible to the sufficiently large vehicle frame of the distance between front and back wheel group is set, even if also will not overturn so as to ensure that seat is increased to height enough.But such vehicle frame can be huger, bad keeping after folding.

The content of the invention

The purpose of the present invention is to propose to a kind of perambulator, meeting that seat height is adjustable and under the requirement that is difficult to overturn, size can be folded with rational vehicle frame.

Above-mentioned in order to solve the problems, such as, the present invention now provides a kind of actuation unit for perambulator brake apparatus, it is characterised in that：The baby cart back rest is installed on baby-carrier framework, and the baby-carrier framework is including at least front foot pipe, rear foot tube, seat bar, seat, handle pipe and a plurality of wheels for interconnecting；The actuation unit back-rest for perambulator brake apparatus flexible seat side by made by flexible material, is connected between the back-rest and the handle pipe；Horizontal contour, its two ends are connected with the leading edge of the flexible seat side；Straight band, lower end is connected with the centre of the horizontal contour；And straight band adjustment seat, the back-rest is fixed on, the upper end of the straight band is releasedly bitten, the horizontal contour is pulled with this, correspondingly the flexible seat side is tightened or loosened to the horizontal contour, so as to adjust the angle of the back-rest；The straight band adjustment seat includes：Movable block, is provided with guide groove and spring housing；Groove seat, is provided with a pair of sidewalls and a bottom land, linearly can actively house the movable block；Spring, in the spring room, linearly provides biasing force to the movable block；And a pair of pins, the respectively guide groove through the movable block and the spring housing.

Based on above-mentioned technical proposal, the present invention realizes the Height Adjustment of baby seat by the seat-raising mechanism for arranging on the stroller, the distance between front and back wheel group is adjusted by the vehicle frame adjustment mechanism on perambulator, so that the center of gravity of whole perambulator can be still in the support of front and back wheel group in the range of, so as to the danger for avoiding causing to overturn because heightening baby seat height, simultaneously when vehicle frame is folded, the distance between front and back wheel group can also be adjusted by the vehicle frame adjustment mechanism on perambulator, size is folded to obtain rational vehicle frame, so as to avoid using excessively huge vehicle frame, and then saving storage space.

Other purposes and its further applicable category of the present invention are described in detail below.

Description of the drawings

Fig. 1 is the side structure schematic view of the actuation unit for perambulator brake apparatus of the present invention；

Fig. 2 is the left schematic side view of the actuation unit in another embodiment of the present invention for perambulator brake apparatus；

Fig. 3 is originally to be with new straight band adjustment seat stereogram；

Fig. 4 is the back of the body schematic side view of the actuation unit for perambulator brake apparatus of the present invention；

Fig. 5 is the straight band adjustment seat generalized section of the present invention；

Fig. 6 is the straight band adjustment seat action schematic diagram of the present invention.

Specific embodiment

The actuation unit for perambulator brake apparatus of the invention as shown in Figure 1 or 2, in different embodiments, the actuation unit for perambulator brake apparatus of the present invention can be installed in a variety of collapsible baby-carrier frameworks 10, and it is mainly to provide a back-rest 40 being pivoted relative to each other with seat 30.Component is frames rotatably mounted relative to one another constitutes mainly by front foot pipe 11, rear foot tube 12, seat bar 13, handle pipe 14 and joint group 15 etc. for the baby-carrier framework 10.Wherein described seat 30 is supported using the seat bar 13, is added cushion and is put fabric 20.

As shown in Figures 1 to 4, the actuation unit embodiment for perambulator brake apparatus of the invention, including back-rest 40, flexible seat side 42, horizontal contour 52, straight band 53 and straight band adjustment seat 6.

Wherein back-rest 40 is a support body, to the back for supporting perambulator passenger, can be made up of plank, plastic plate, metal frame or backrest pole 41.Wherein described backrest pole 41 is articulated in the stage casing of the seat bar 13, relatively to pivot and angle changing relative to seat bar 13 or seat 30.

The flexible seat side 42 can be by being made up of fabric or any flexible material, and it is connected between the back-rest 40 and handle pipe 14, folding or can be unfolded with the pivot of the back-rest 40.Preferably, it is provided with ring set 420 on the flexible surface of seat side 42.

Horizontal contour 52 is symmetrically configured at the seat side 42 that the two of back-rest 40 take up flexibility, and two ends are fixed on the leading edge of the seat side 42 of the flexibility through ring set 420, for example, are fixed in handle pipe 14.It is connected with the lower end of straight band 53 in the middle of the horizontal contour 52, using straight band 53 horizontal contour 52 is above carried fixed or loosen decentralization, accordingly tightens the seat side 42 of flexibility or relax to put, so as to adjust the angle of back-rest 40 without section.

The upper end of straight band 53 can connect an end blind 531, to prevent straight band 53 from departing from straight band adjustment seat 6 in use.The lower end of straight band 53 can suture with the horizontal contour 52, but also can as shown in Figure 5 set a ring portion 532 and extend there through for horizontal contour 52, produce drivable annexation.

As shown in figure 5, straight band adjustment seat 6 is fixed on back-rest 40, including movable block 61, groove seat 62, spring 63 and a pair of pins 64,65, spring 63 applies pressure to movable block 61 with fixed straight band 53.

Movable block 61 is provided with guide groove 610, spring housing 611, a plurality of pointed tooths 612 and a shank 613.Spring 63 is placed in linearly to be biased in spring housing 611 compresses movable block 61 and groove seat 62.

Groove seat 62 has the bottom land 622 of a pair of sidewalls 621 and, and bottom land 622 is provided with a plurality of pointed tooths 623, and the pointed tooth 623 bites straight band 53 jointly with the pointed tooth 612 of movable block 61, straight band 53 is fixed between movable block 61 and groove seat 62.

Pin 64 is through guide groove 610 and is fixed on two side 621, and the bootable movable block 61 of the pin 64 linearly slides relative to groove seat 62.Pin 65 is through spring housing 611 and is fixed on two side 621, makes the one end of spring 63 be limited by pin 65, and the other end is biased in movable block 61.

As shown in Figure 6, the shank 613 of movable block 61 can be provided with slotted eye 614 for wearing the second ribbon 615, pull second ribbon 615 that movable block 61 can be made linearly to move with the guiding of pin 64 with guide groove 610, the pointed tooth 612 for making movable block 61 recesses straight band 53, straight band 53 is made slidably, such that it is able to readjust the length of lower end.

Preferably, the pointed tooth 612 of movable block 61 is ratchet-like (ratchet-like teeth) with the pointed tooth 623 of bottom land 622, so operator is not required to pull open the pointed tooth 612 of movable block 61, and directly can up pull straight band 53, and need to just pull the second ribbon 615 when only down adjusting straight band 53.

The compacting force direction of the movable block 61 of the present invention and all substantially linear activity in path is recessed, therefore its pointed tooth 612 can fully bite straight band 53, also can completely recess straight band 53, it is possible to easy, effective 53 length of the straight band of adjustment.

Above-mentioned detailed narration and the embodiment being previously mentioned and its accompanying drawing are only used for explanation, should not be limited the scope of the invention with this.According to institute of the invention, various changes can be made and amendment still belongs to protection scope of the present invention.

Claims

1. a kind of actuation unit for perambulator brake apparatus, it is characterised in that：The baby cart back rest is installed on baby-carrier framework, and the baby-carrier framework is including at least front foot pipe, rear foot tube, seat bar, seat, handle pipe and a plurality of wheels for interconnecting；The actuation unit back-rest for perambulator brake apparatus flexible seat side by made by flexible material, is connected between the back-rest and the handle pipe；Horizontal contour, its two ends are connected with the leading edge of the flexible seat side；Straight band, lower end is connected with the centre of the horizontal contour；And straight band adjustment seat, the back-rest is fixed on, the upper end of the straight band is releasedly bitten, the horizontal contour is pulled with this, correspondingly the flexible seat side is tightened or loosened to the horizontal contour, so as to adjust the angle of the back-rest；The straight band adjustment seat includes：Movable block, is provided with guide groove and spring housing；Groove seat, is provided with a pair of sidewalls and a bottom land, linearly can actively house the movable block；Spring, in the spring room, linearly provides biasing force to the movable block；And a pair of pins, the respectively guide groove through the movable block and the spring housing.

2. the actuation unit of perambulator brake apparatus is used for as claimed in claim 1, it is characterised in that the lower end of the straight band is provided with the ring portion passed through for the horizontal contour, or the lower end of the straight band and the horizontal contour are sutured.