CN205769519U - Car receiving structure of light stroller - Google Patents

Abstract

The utility model discloses a structure of returning vehicle to garage and knock off of light perambulator, it includes: the folding joint group is provided with a front foot group, a rear foot group, a seat group and a handrail group, and the folding joint group is also provided with a handle upper pipe; the folding joint group and the bending joint group are internally provided with a first locking device and a second locking device which are mutually independent, the upper pipe of the handle is provided with an unlocking device which is used for unlocking the first locking device and the second locking device so as to enable the folding joint group and the bending joint group to be foldable, and the unlocking device is respectively connected with the first locking device and the second locking device through a first steel rope and a second steel rope. When the utility model is unfolded, the structure is stable and the use is safe; the utility model discloses can realize the one hand and receive the car, and operate very portably, nimble, laborsaving, be convenient for collect, carry after receiving the car so that the utility model discloses high market competition has.

Description

Car receiving structure of light stroller

Technical field:

The utility model relates to the technical field of stroller products, in particular to a retractable structure of a lightweight stroller.

Background technique:

The stroller is a carrying mobile tool designed for infants. The existence of the stroller makes it convenient for adults to carry infants when they go out, and is very popular among consumers.

Current baby strollers generally include: a vehicle frame, a seat fixed in the vehicle frame, front wheels and rear wheels installed at the lower end of the vehicle frame, and handles installed on the vehicle frame. The front leg tube, the handle tube and the rear leg tube on the assembly, the front wheel, the rear wheel and the handle are installed on the front leg tube, the rear leg tube and the handle tube respectively. In order to facilitate the user to fold and store the stroller when the stroller is not in use, a folding mechanism is provided in the joint assembly, so that the folding mechanism can control the folding of the stroller when it is stored and when it is used. However, the folding mechanism of the stroller on the market generally requires the user to use both hands to realize the folding action. It is not conducive to improving the market competitiveness of baby carriages.

In view of the above, the inventor of the present invention proposes the following technical solutions.

Utility model content:

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a car receiving structure for a light stroller.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical scheme: the retractable structure of the portable stroller includes: a retractable joint group, a bending joint group, and a joint connected between the retractable joint group and the bending joint group The handlebar lower tube, the front foot group, the rear foot group, the seat group, and the armrest group are installed on the car receiving joint group, and the handle upper tube is also installed on the bending joint group; the car receiving joint group and the bending joint group There are first and second locking devices that are independent of each other, and the upper tube of the handlebar is installed on the handle to unlock the first and second locking devices, so that both the car receiving joint group and the bending joint group can be The folded unlocking device is connected to the first and second locking devices through the first and second steel ropes respectively.

Further, in the above technical solution, the unlocking device includes an unlocking seat and a cover that are interlocked and fixed on the upper tube of the handle and are installed in the unlocking seat and are used to lock the first and second locks respectively. The first and second unlocking drive mechanisms for unlocking the device and the first and second steel rope fixing sleeves installed on the unlocking seat, the first and second unlocking drive mechanisms are respectively connected to the first and second steel ropes, And the first and second steel ropes are respectively passed around the first and second steel rope fixing sleeves.

Further, in the above technical solution, the first unlocking driving mechanism includes a bending driving button movably installed in the unlocking seat, a bending secondary stopper and a bending secondary spring installed on the bending driving button, One end of the bending driving button protrudes outside the end of the unlocking seat, and the second bending stopper protrudes outside the bending driving button under the force of the bending two springs to position the bending driving button in the unlocking seat.

Further, in the above technical solution, the unlocking seat is provided with a through chute, the front end surface and the lower end surface of the unlocking seat are respectively provided with a first through hole and a second through hole through the chute, and the bending drive The button is slidably installed in the sliding groove, and the front end of the bending driving button protrudes out of the end of the unlocking seat through the first through hole.

Furthermore, in the above technical solution, the second unlocking drive mechanism includes a car receiving driving block that is socketed with the bending driving button, and a car receiving second track installed between the car receiving driving block and the bending driving button. The block, the second spring for receiving the car, and the button for receiving the car docked with the second block for receiving the car, the end of the button for receiving the car passes through the second through hole and protrudes from the lower end surface of the unlocking seat.

Further, in the above technical solution, the set of retractable joints includes lower retractable joints and upper retractable joints that can rotate with each other, and the first locking device is installed between the lower retractable joints and the upper retractable joints. Between, the lower joint of the retractable car has first and second connecting rods, the first connecting rod is fixed to the front foot group, the second connecting rod is hinged to the rear leg group, and can be folded mutually; the outer side of the upper joint of the retractable car is provided with An armrest seat, the armrest group is assembled with the armrest seat; the upper joint for retracting the vehicle is connected with the upper tube of the handlebar.

Furthermore, in the above technical solution, the first locking device includes a retracting gear installed between the lower joint and the upper joint, and a retracting pressure block and a mounting block for driving the retracting gear to move. For the retractable spring between the retractable gear and the retractable upper joint, the inner walls of the retractable lower joint and the retractable upper joint are provided with first internal teeth adapted to the retractable gear. The first steel rope is connected.

Furthermore, in the above technical solution, the bending joint group includes an upper bending joint and a lower bending joint that can rotate with each other, the upper bending joint is connected to the upper tube of the handle, and the lower bending joint is connected to the upper tube of the handlebar. The handle is connected to the lower tube, and the second locking device is installed between the upper bending joint and the lower bending joint.

Furthermore, in the above technical solution, a ceiling seat that can be positioned and rotated relative to the lower bending joint is provided on the outer side of the lower bending joint, and a canopy group is installed on the ceiling seat.

Furthermore, in the above technical solution, the second locking device includes bending joint teeth installed between the upper bending joint and the lower bending joint, and first, The second bending joint pressing block, a bending spring is arranged between the bending joint tooth and the bending lower joint, and the bending upper joint and the bending lower joint are provided with the first bending joint tooth adapted to the bending joint Two internal teeth, the second bending joint pressing block is connected with the second steel rope.

After adopting the above technical scheme, the utility model has the following beneficial effects compared with the prior art: when the utility model is unfolded, the structure is relatively stable, and the use is relatively safe; It is simple, flexible, and labor-saving, and is convenient for storage and carrying after the car is collected, so that the utility model has extremely high market competitiveness.

Description of drawings:

Fig. 1 is the front view of the utility model;

Fig. 2 is a schematic diagram of the utility model after being folded;

Fig. 3 is a three-dimensional exploded view of the vehicle receiving joint group in the utility model;

Fig. 4 is a three-dimensional exploded view of the bending joint group in the utility model;

Fig. 5 is an assembly drawing of the handle upper tube and the unlocking device in the utility model;

Fig. 6 is an assembly drawing of another angle of view of the handle upper tube and the unlocking device in the utility model;

Fig. 7 is a structural schematic diagram of the unlocking device in the utility model;

Fig. 8 is a structural schematic diagram of another perspective of the unlocking device in the present invention;

Fig. 9 is a three-dimensional exploded view of the unlocking device in the present invention.

detailed description:

Below in conjunction with specific embodiment and accompanying drawing, the utility model is further described.

As shown in Fig. 1-9, it is a retractable structure of a portable stroller, which includes: a retractable joint group 1, a bending joint group 2, and a folding joint connected between the retractable joint group 1 and the bending joint group 2 Handle lower tube 31, front foot group 32 and rear foot group 33, seat group 34, armrest group 35 are installed on the car receiving joint group 1, and handle upper pipe 36 is also installed on the bending joint group 2, the front foot group 32 and rear foot group 33, seat group 34, armrest group 35, handlebar lower tube 31 are folded through the car joint group 1, and the handlebar lower tube 31 and handlebar upper tube 35 are folded through the bending joint group 2. The first and second locking devices 4 and 5 which are independent of each other are respectively arranged in the vehicle retracting joint group 1 and the bending joint group 2, and the handle upper tube 36 is equipped with a locking device for the first and second locking devices. The devices 4 and 5 are unlocked, so that the car receiving joint group 1 and the bending joint group 2 can fold the unlocking device 6, and the unlocking device 6 passes through the first and second steel ropes 71, 72 and the first and second steel ropes respectively. The two locking devices 4 and 5 are connected.

As shown in FIG. 3 , the vehicle retracting joint group 1 includes a vehicle retracting lower joint 11 and a vehicle retracting upper joint 12 that can rotate with each other, and the first locking device 4 is installed on the vehicle retracting lower joint 11 and the vehicle retracting upper joint 11 . Between the joints 12, the lower joint 11 has first and second connecting rods 111, 112, the first connecting rod 111 is fixed to the front foot group 32, the second connecting rod 112 is hinged to the rear foot group 33, and can be mutually Folding; an armrest seat 13 is provided on the outside of the upper joint 12 for retracting the vehicle, and the armrest group 35 is assembled with the armrest seat 13; the upper joint 12 for retracting the vehicle is connected to the upper tube 36 of the handle.

The first locking device 4 includes a car receiving gear 41 installed between the car receiving lower joint 11 and the car receiving upper joint 12, a car receiving pressure block 42 for driving the car receiving gear 41 to move, and a car receiving pressure block 42 installed on the car receiving joint. The vehicle retraction spring 43 between the gear 41 and the vehicle retraction upper joint 12, the inner walls of the vehicle retraction lower joint 11 and the vehicle retraction upper joint 12 are provided with first internal teeth adapted to the vehicle retraction gear 41, and the vehicle retraction pressure block 42 is connected with the first steel rope 71. Specifically, when the utility model is unfolded, that is, when the vehicle retracting joint group 1 is deployed, the elastic force of the vehicle retracting spring 43 in the vehicle retracting gear 41 protrudes toward the lower vehicle retracting joint 11, so that the vehicle retracting The gears 41 are all engaged with the first internal teeth on the inner wall of the lower joint 11 and the upper joint 12, so that the lower joint 11 and the upper joint 12 are locked to each other so that they cannot rotate. When the car needs to be folded, the first steel rope 71 pulls the car closing block 42 to rotate, and the car closing block 42 drives the car closing gear 41 to protrude toward the upper joint 12 of the car closing, so that the car closing pressing block 42 all falls into the closing position. In the upper joint 12 of the car, the car receiving pressure block 42 leaves the lower joint 11 of the car receiving. At this moment, the lower joint 11 of the car receiving can rotate relative to the upper joint 12 of the car receiving, so that the front foot group 32, the rear foot group 33, and the seat group can be rotated. 34. The armrest group 35 and the lower handle tube 31 are relatively folded.

As shown in FIG. 4 , the bending joint group 2 includes an upper bending joint 21 and a lower bending joint 22 that can rotate mutually. The upper bending joint 21 is connected with the upper tube 36 of the handle. The joint 22 is connected with the handle lower tube 31 , and the second locking device 5 is installed between the upper bending joint 21 and the lower bending joint 22 . Wherein, the outer side of the lower bending joint 22 is also provided with a ceiling seat 23 which can be positioned and rotated relative to the lower bending joint 22 , and a ceiling group 37 is installed on the ceiling seat 23 . The lower bending joint 22 is provided with an engaging protrusion 232 and an engaging spring 231 cooperating with the engaging protrusion 232, and the engaging protrusion 232 is engaged with the ceiling seat 23 under the force of the engaging spring 231 Positioning, so that the ceiling seat 23 is stipulated on the outside of the lower joint 22 after bending.

The second locking device 5 includes a bending joint tooth 51 installed between the bending upper joint 21 and the bending lower joint 22 and the first and second bending joints that cooperate with each other to drive the bending joint tooth 51 to move. Joint pressing blocks 52, 53, a bending spring 54 is arranged between the bending joint tooth 51 and the bending lower joint 22, and the bending joint tooth 54 is arranged in the bending joint 21 and the bending lower joint 22. 51 is adapted to the second inner tooth, and the second bending joint pressing block 53 is connected with the second steel rope 72 . Specifically, when the utility model is unfolded, that is, when the bending joint group 2 is unfolded, the bending joint teeth 51 protrude toward the lower bending joint 22 under the elastic force of the bending spring 54, so that the bending joint 22 The bending knuckle teeth 51 are engaged with the second inner teeth of the upper bending joint 21 and the second inner wall of the lower bending joint 22, so that the upper bending joint 21 and the lower bending joint 22 are locked to each other so that they cannot rotate. When the car needs to be retracted and folded, the second steel rope 72 pulls the second bending joint pressing block 53 to rotate, and the second bending joint pressing block 53 cooperates with the first bending joint pressing block 52 to drive the bending joint teeth 51 to bend The upper joint 21 protrudes so that all the bending joint teeth 51 fall into the upper bending joint 21, and the bending joint teeth 51 leave the lower bending joint 22. At this time, the lower bending joint 22 can bend the upper joint relatively 21 rotates, so that the handle lower tube 31 and the handle upper tube 36 can be relatively folded.

The unlocking device 6 includes an unlocking seat 61 and a cover body 62 that are interlocked and fixed on the handle upper tube 36 and are installed in the unlocking seat 61 and are used to lock the first and second locking devices 4 and 5 respectively. The first and second unlocking drive mechanisms 63 and 64 for unlocking and the first and second steel rope fixing sleeves 65 and 66 installed on the unlocking seat 61 are connected to the first and second unlocking drive mechanisms 63 and 64 respectively. The first and second steel ropes 71, 72, and the first and second steel ropes 71, 72 also go around the first and second steel rope fixing sleeves 65, 66 respectively.

The first unlocking driving mechanism 63 includes a bending driving button 631 movably installed in the unlocking seat 61, a bending secondary stopper 632 and a bending secondary spring 633 installed on the bending driving button 631, the bending One end of the driving button 631 protrudes outside the end of the unlocking seat 61, and the second bending block 632 protrudes out of the bending driving button 631 under the force of the bending second spring 633, so as to drive the bending The button 631 is positioned in the unlocking seat 61 to prevent accidental unlocking of the unlocking device and improve the safety of the utility model.

The unlocking seat 61 is provided with a through chute 611, the front end surface and the lower end surface of the unlocking seat 61 are respectively provided with a first through hole 612 and a second through hole 613 passing through the chute 611, and the bending driving button 631 is The front end of the bending driving button 631 passes through the first through hole 612 and protrudes out of the end of the unlocking seat 61 .

The second unlocking drive mechanism 64 includes a car receiving driving block 641 socketed with the bending driving button 631 , a car receiving second block 642 installed between the car receiving driving block 641 and the bending driving button 631 and The second spring 643 for receiving the car and the button 644 for receiving the car docked with the second block 642 for receiving the car. The end of the button 644 for receiving the car passes through the second through hole 613 and protrudes from the lower end surface of the unlocking seat 61 to prevent Unexpected unlocking occurs in the unlocking device, so as to improve the safety of the utility model.

When the car needs to be closed and folded, press the second bending block 632 so that the second bending block 632 is received in the bending drive button 631. At this time, the bending drive button 631 can be pressed inward; Press the car receiving button 644, and make the car receiving button 644 be installed in the unlocking seat 61, so that the car receiving drive block 641 can be linked with the curved drive button 631, and the car received drive block 641 and the curved drive button 631 are continuously pushed , the first and second steel rope fixing sleeves 65 and 66 can be used to pull the first and second steel ropes 71 and 72 respectively to unlock the first and second locking devices 4 and 5, so that the The utility model can automatically, flexibly, labor-saving, and receive the car with one hand.

In summary, when the utility model is unfolded, the structure is relatively stable, and the use is relatively safe; the utility model can realize one-handed car collection, and the operation is very simple, flexible, and labor-saving, and it is easy to store and carry after the car is closed. So that the utility model has extremely high market competitiveness.

Of course, the above descriptions are only specific embodiments of the utility model, and are not intended to limit the implementation scope of the utility model. Should be included in the utility model patent scope.

Claims (10)

1. a retrieving structure for pushchair, comprising: trolley folding joint group (1), bending joint group (2) And the hands being connected between trolley folding joint group (1) and bending joint group (2) is down tube (31), this returns the vehicle to the garage and knock off Forward foot in a step group (32) and rear foot group (33), group of seats (34), handrail group (35) are installed in joint group (1), It is also equipped with on the handle pipe (36) in this bending joint group (2)；It is characterized in that:

Separate first, it is respectively arranged with in described trolley folding joint group (1) and bending joint group (2) Two lock uints (4,5), and be provided with on the handle pipe (36) for first, second lock uint (4, 5) it is unlocked, so that trolley folding joint group (1) and bending joint group (2) the most foldable tripper (6), This tripper (6) respectively by first, second steel cable (71,72) and first, second lock uint (4, 5) connect.

The retrieving structure of a kind of pushchair the most according to claim 1, it is characterised in that: described Tripper (6) include the solution lock (61) being mutually fastened on the handle pipe (36) and lid Body (62) and be installed in solution lock (61) and be respectively used to first, second lock uint (4,5) is entered First, second unblock drive mechanism (63,64) that row unlocks and be installed in solution lock (61) first, Second steel cable fixed cover (65,66), first, second unlocks drive mechanism (63,64) connects described respectively First, second steel cable (71,72), and this first, second steel cable (71,72) is the most respectively through walking around One, the second steel cable fixed cover (65,66).

The retrieving structure of a kind of pushchair the most according to claim 2, it is characterised in that: described First unlock drive mechanism (63) include being movably installed in the bending solved in lock (61) drive button (631), It is installed on bending and drives bending two road block (632) on button (631) and bending two road spring (633), This bending drives button (631) one end to protrude out outside described solution lock (61) end, and bending two road block (632) under the active force in bending two road spring (633), protrude out bending drive button (631) outside, Solve in lock (61) so that bending to drive button (631) be positioned.

The retrieving structure of a kind of pushchair the most according to claim 3, it is characterised in that: described Solving lock (61) and be provided with through chute (611), this solution lock (61) front end face and lower surface set respectively Being equipped with the first through hole (612) and second through hole (613) of through chute (611), described bending drives and presses Key (631) is slidably installed in chute (611), and bending drives button (631) front end to wear Cross this first through hole (612) to protrude out outside described solution lock (61) end.

The retrieving structure of a kind of pushchair the most according to claim 4, it is characterised in that: described Second unlock drive mechanism (64) include with described bending drive button (631) be socketed the drive block that returns the vehicle to the garage and knock off (641), It is installed on the drive block that returns the vehicle to the garage and knock off (641) and bending drives the two road blocks (642) that return the vehicle to the garage and knock off between button (631) With two road springs (643) and the button that returns the vehicle to the garage and knock off (644) that docks with the two road blocks (642) that return the vehicle to the garage and knock off of returning the vehicle to the garage and knock off, should Return the vehicle to the garage and knock off button (644) end through described second through hole (613) stretch out in solve lock (61) lower surface.

The retrieving structure of a kind of pushchair the most according to claim 1, it is characterised in that: described Trolley folding joint group (1) includes the hypozygal that returns the vehicle to the garage and knock off (11) and the upper joint that returns the vehicle to the garage and knock off (12), institute that can mutually rotate State the first lock uint (4) to be installed between the hypozygal that returns the vehicle to the garage and knock off (11) and the upper joint that returns the vehicle to the garage and knock off (12), these receipts Car hypozygal (11) has first, second connecting rod (111,112), and this head rod (111) is with front Foot group (32) is fixed, and this second connecting rod (112) is hinged with rear foot group (33), and can mutually folding； This upper joint that returns the vehicle to the garage and knock off (12) outside is provided with armrest seat (13), described handrail group (35) and this armrest seat (13) Assembling；The described upper joint that returns the vehicle to the garage and knock off (12) is connected with described on the handle pipe (36).

The retrieving structure of a kind of pushchair the most according to claim 6, it is characterised in that: described First lock uint (4) includes and is installed between the hypozygal that returns the vehicle to the garage and knock off (11) and the upper joint that returns the vehicle to the garage and knock off (12) Return the vehicle to the garage and knock off gear (41) and returning the vehicle to the garage and knock off the briquetting that returns the vehicle to the garage and knock off (42) of gear (41) movement and be installed on receipts for driving The spring that returns the vehicle to the garage and knock off (43) between skiving wheel (41) and the upper joint that returns the vehicle to the garage and knock off (12), this hypozygal that returns the vehicle to the garage and knock off (11) It is provided with the upper joint that returns the vehicle to the garage and knock off (12) inwall and the first internal tooth of the gear that returns the vehicle to the garage and knock off (41) adaptation, this pressure of returning the vehicle to the garage and knock off Block (42) is connected with described first steel cable (71).

The retrieving structure of a kind of pushchair the most according to claim 1, it is characterised in that: described Bending joint group (2) includes bending upper joint (21) and bending hypozygal (22), this folding that can mutually rotate Curved upper joint (21) is connected with described on the handle pipe (36), under this bending hypozygal (22) and described hands handle Pipe (31) connects, and described second lock uint (5) is installed on bending upper joint (21) and bending hypozygal (22) between.

The retrieving structure of a kind of pushchair the most according to claim 8, it is characterised in that: described Bending hypozygal (22) outside is additionally provided with the ceiling seat (23) that can position relative to bending hypozygal (22) and rotate, On this ceiling seat (23), ceiling group (37) is installed.

The retrieving structure of a kind of pushchair the most according to claim 8, it is characterised in that: described The second lock uint (5) include being installed between bending upper joint (21) and bending hypozygal (22) Bending joint tooth (51) and first, second bending of this bending joint tooth (51) movement of driving that cooperates Joint briquetting (52,53), is provided with bending between this bending joint tooth (51) and bending hypozygal (22) Spring (54), is provided with and this bending joint in this bending upper joint (21) and bending hypozygal (22) The second internal tooth that tooth (51) is adaptive, this second bending joint briquetting (53) is with described second steel cable (72) even Connect.