CN209395850U - A kind of baby stroller - Google Patents

Abstract

The utility model discloses a kind of baby strollers, it include: hand handle upper tube, hand handle down tube, connect the bending joint of hand handle upper tube and hand handle down tube, front foot pipe, rear foot tube and the large joint for connecting hand handle down tube and front foot pipe and rear foot tube, large joint includes to be set to the socket joint of rear foot tube upper end, the rotary axle box being set in socket joint, the first rotor for being installed on rotary axle box and being connect with hand handle down tube, the second rotor for being installed on rotary axle box and being connect with front foot pipe, through first, the spacer pin of second rotor upper end and the first lock uint for being installed on socket joint lower end；The second lock uint is provided in bending joint, the second tripper for unlocking to the first lock uint is provided in second lock uint, second lock uint is connect by the first steel wire with the first lock uint, the first tripper for unlocking to the second lock uint is provided in hand handle upper tube, which is connect by the second steel wire with the second lock uint.

Description

A kind of baby stroller

Technical field:

The utility model relates to articles for babies fields, refer in particular to a kind of baby stroller.

Background technique:

At present on the market most infants vehicle for convenience transport and storage, all using can convertible frame design, only need By unlocking each connecting joint, the skeleton of perambulator can be completed to fold；First by the sealed dress of joint when usually returning the vehicle to the garage and knock off Unlock is set, then again converts into each skeleton, but the solution lock-switch of conventional pushchair, it is arranged in each joint, and perambulator Connecting joint is commonly designed relatively low, is needed the joint of two sides to bend over or squat down with two hands while being unlocked, and simultaneously will Skeleton is equivalent, could will complete equivalent, such unlocking manner, using, be very inconvenient to operate, be not suitable for very much modern Efficient life style.

In view of this, the present inventor proposes following technical scheme.

Utility model content:

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of baby stroller.

In order to solve the above-mentioned technical problem, the utility model uses following technical proposals: the baby stroller, comprising: It hand handle upper tube, hand handle down tube, connection hand handle upper tube and the bending joint of hand handle down tube, front foot pipe, rear foot tube and connect under hand handle The large joint of pipe and front foot pipe and rear foot tube, the large joint include the socket joint for being set to rear foot tube upper end, are set to Rotary axle box in socket joint, is installed on rotation axis at the first rotor for being installed on rotary axle box and connecting with hand handle down tube Put on and connect with front foot pipe the second rotor, through the first rotor and the second rotor upper end spacer pin and be installed on Socket joint lower end and the first lock uint for being used to prevent large joint from rotating；Being provided in the bending joint prevents bending from closing The second lock uint of rotation is saved, is provided in second lock uint for second to the first lock uint unlock Tripper, second lock uint are connect with the first lock uint by the first steel wire, are set in the hand handle upper tube It is equipped with the first tripper for unlocking to the second lock uint, first tripper is sealed by the second steel wire and second Device connection.

Furthermore, in above-mentioned technical proposal, first lock uint includes to be installed on socket joint lower end Sealed seat, is installed in the U-type groove of sealed seat upper end and passes through the first spring for being set to sealed seat lower end and connecting with rear foot tube The first steel wire wearing the lock pin of U-type groove and being installed in the first mounting groove of U-type groove upper end, the first steel wire other end are ined succession Second lock uint, first rotor and the second described rotor one end are installed in U-type groove and are run through by lock pin.

Furthermore, in above-mentioned technical proposal, first rotor includes to take shape on the first rotor simultaneously Symmetrical the first arc groove and the second arc groove and first arm of force for taking shape in the first rotor side, first arc Shape Slot shaping has the first fore shaft, and the lock pin passes through first fore shaft and locks first rotor, the limit Pin is through second arc groove and limits the first rotor slewing area, first arm of force and the hand Down tube is fixedly connected.

Furthermore, in above-mentioned technical proposal, second rotor includes to take shape on the second rotor simultaneously Symmetrical third arc groove and the 4th arc groove and second arm of force for taking shape in the second rotor side, the third arc Shape Slot shaping has the second fore shaft, and the lock pin passes through second fore shaft and locks second rotor, the limit Pin is through the 4th arc groove and limits the second rotor slewing area, second arm of force and it is described before Foot tube is fixedly connected.

Furthermore, in above-mentioned technical proposal, the bending joint includes that the third connecting with hand handle upper tube turns Kinetoplast, connect with hand handle down tube and with matched 4th rotor of third rotor, be installed on the 5th of the 4th rotor side Rotor and the second lock uint for preventing third rotor and the 4th rotor from relatively rotating are set on the 5th rotor It is equipped with sail frame.

Furthermore, in above-mentioned technical proposal, second lock uint includes to be installed in third rotor Driving sliding block, the second spring that is set in drive block and the second solution for being installed in the 4th rotor and connecting the first steel wire Locking device, described driving sliding block one end are provided with the second mounting groove, are equipped with the second steel wire in second mounting groove, this second The steel wire other end is connected to the first tripper.

Furthermore, in above-mentioned technical proposal, first tripper includes to be set in the middle part of hand handle upper tube Shell, the shifting block for being installed on shell side, the third spring that is set between shifting block and shell and be symmetrically arranged on shifting block The unblock button of the shell other side, the shifting block and unblock button are pressed against each other and are provided with the 4th spring, second steel Silk is connect with unblock button.

Furthermore, in above-mentioned technical proposal, front-wheel is installed in the front foot pipe, is installed on the rear foot tube There is rear-wheel.

Furthermore, in above-mentioned technical proposal, U-shaped baby's handrail is additionally provided in the large joint.

Furthermore, in above-mentioned technical proposal, it is provided with one in the hand handle down tube and returns the vehicle to the garage and knock off hook, is set on the hook that returns the vehicle to the garage and knock off It is equipped with the card slot to match with front foot pipe and rear foot tube.

After adopting the above technical scheme, the utility model have the following beneficial effects: compared with prior art it is practical The novel shifting block that need to be pushed in the first tripper simultaneously presses unblock button simultaneously, bending joint is unlocked, then by hand handle Upper tube is equivalent to hand handle down tube, can unlock large joint, then will it is equivalent after hand handle upper tube and hand handle down tube pushed to rear foot tube, It is equivalent to make it, then lifting hand-strap keeps front foot pipe equivalent to rear foot tube by self weight, return the vehicle to the garage and knock off hook automatic buckling after equivalent, completes to receive Vehicle also only need to first open the hook that returns the vehicle to the garage and knock off when expansion, then lift hand handle upper tube, and the bending joint and large joint folded can be automatic Expansion, and since the reseting elasticity of the first, second spring makes the first, second lock uint set back, by bending joint and greatly Locked joint, complete expansion, return the vehicle to the garage and knock off or be unfolded to realize that one hand is rapidly completed, using, it is simple to operate, improve people's work Make efficiency.

Detailed description of the invention:

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

Fig. 2 is partial enlarged view at A in Fig. 1；

Fig. 3 is partial enlarged view at B in Fig. 1；

Fig. 4 is partial enlarged view at C in Fig. 1；

Fig. 5 is the perspective view of the first lock uint in the utility model；

Fig. 6 is the perspective view of the first rotor in the utility model；

Fig. 7 is the perspective view of the second rotor in the utility model；

Fig. 8 is the perspective view of the utility model.

Description of symbols:

1 hand handle upper tube, 2 hand handle down tube 21 is returned the vehicle to the garage and knock off hook

22 card slot, 3 bending joint, 31 second lock uint

311 driving 312 second spring of sliding block, 313 second trippers

314 second 315 second steel wire of mounting groove, 316 closing piece

32 third rotor, 321 lockhole 322 solves locked groove

33 the 4th the 5th rotor of rotor 34,341 sail frame

4 front foot pipe, 41 front-wheel, 5 rear foot tube

51 rear-wheel, 6 large joint, 61 socket joint

611 right 613 bolts of socket joint of left socket joint 612

614 end cap seat, 615 end cap, 62 rotary axle box

63 first rotor, 631 first arc groove, 632 second arc groove

633 first arm of force, 634 first fore shaft, 64 second rotor

643 second arm of force of the 4th arc groove of 641 third arc groove 642

644 second fore shaft, 65 spacer pin, 66 first lock uint

661 sealed 662 first spring of seat, 663 lock pins

664 first steel wire, 665 U-type groove, 666 first mounting groove

67 U-shaped 7 first tripper of baby's handrail, 71 shells

72 shifting block, 73 third spring, 74 unblock button

75 the 4th springs

Specific embodiment:

The present invention will be further described with attached drawing combined with specific embodiments below.

It is a kind of baby stroller as shown in Fig. 1 to 8, comprising: hand handle upper tube 1, hand handle down tube 2, connection hand handle upper tube 1 With the bending joint 3 of hand handle down tube 2, front foot pipe 4, rear foot tube 5 and connect the big of hand handle down tube 2 and front foot pipe 4 and rear foot tube 5 Joint 6, the large joint 6 include the socket joint 61 for being set to 5 upper end of rear foot tube, the rotation axis being set in socket joint 61 Set 62, is installed on rotary axle box 62 simultaneously the first rotor 63 for being installed on rotary axle box 62 and connecting with hand handle down tube 11 The second rotor 64, the spacer pin 65 and peace through 64 upper end of the first rotor 63 and the second rotor being connect with front foot pipe 4 The first lock uint 66 loaded on 61 lower end of socket joint and for preventing large joint 6 from rotating；Setting in the bending joint 3 There is the second lock uint 31 for preventing bending joint 3 from rotating, is provided in second lock uint 31 for described first The second tripper 313 that lock uint 66 unlocks, second lock uint 31 pass through the first steel wire 664 and the first lock It attaches together and sets 66 connections, the first tripper 7 for unlocking to the second lock uint 31 is provided in the hand handle upper tube 1, First tripper 7 is connect by the second steel wire 315 with the second lock uint 31.

The socket joint 61 includes the left socket joint 611 being mutually matched and right socket joint 612 and through socket joint 61 The center and bolt 613 that left socket joint 611 is fixed together with right socket joint 612, the rotary axle box 62 are sheathed on this On bolt 613；The end cap for being also equipped with end cap seat 614 on the outside of the right socket joint 612 and being installed on end cap seat 614 615。

First lock uint 66 includes the sealed seat 661 for being installed on 61 lower end of socket joint, is set to sealed seat 661 lower ends and the first spring 662 connecting with rear foot tube 5 are installed in sealed 661 upper end U-type groove 665 of seat and through U-type groove 665 lock pin 663 and the first steel wire 664 being installed in 665 the first mounting groove of upper end 666 of U-type groove, first steel wire 664 other ends are ined succession the second lock uint 31, and first rotor 63 and described 64 one end of the second rotor are installed on U Run through in type groove 665 and by lock pin 663.

First rotor 63 includes to take shape on the first rotor 63 and the first symmetrical arc groove 631 With the second arc groove 632 and take shape in first arm of force 633 of 63 side of the first rotor, the first arc groove 631 molding There is the first fore shaft 634, the lock pin 663 passes through first fore shaft 634 and locks first rotor 63, the limit Position pin 65 is through second arc groove 632 and limits 63 slewing area of the first rotor, first arm of force 633 are fixedly connected with the hand handle down tube 2.

Second rotor 64 includes to take shape in third arc groove 641 on the second rotor 64 and symmetrical With the 4th arc groove 642 and second arm of force 643 of 64 side of the second rotor is taken shape in, the third arc groove 641 forms There is the second fore shaft 644, the lock pin 663 passes through second fore shaft 644 and locks second rotor 64, the limit Position pin 65 is through the 4th arc groove 642 and limits 64 slewing area of the second rotor, second arm of force 643 are fixedly connected with the front foot pipe 4.

When unlocking large joint 6, pull the first steel wire 664 mobile by the second lock uint 31, while the first steel wire 664 is by the Sealed seat 661 in one lock uint 66 is pulled upwardly, make lock pin 663 through the first rotor 63 and the second rotor 64 from In the first fore shaft 634 and the second fore shaft 644, it is moved upwards up in the first arc groove 631 and third arc groove 641, at this point, Lock pin 663 can be mobile in the first arc groove 631 and third arc groove 641, when hand handle down tube 2 is by downward thrust, drives First rotor 63, which is clockwise to rear foot tube 5, to be completed hand handle down tube and folds, then is pulled U-shaped baby's handrail 67 and made rear foot tube 5 Uprightly, front foot pipe 4 is suspended in the air at this time, due to being drawn close by self weight front foot pipe 4 to rear foot tube 5, while driving the second rotation Body 64 is rotated counterclockwise to the completion of rear foot tube 5 front foot pipe 4 and is folded, and folds rear front-wheel 41 and rear-wheel 51 is appointed so in same level Upper holding balance, makes vehicle frame stand；When expansion, as hand handle down tube 2 is raised, the first rotor 63 is driven to rotate counterclockwise, The first rotor 63 is set to turn to the limit of the second arc groove 632, i.e., when spacer pin 65 limits the rotation of the first rotor 63, together When, rear foot tube 5 can be made to inclination since hand handle down tube 2 is raised during expansion, so that 41 disequilibrium of front-wheel moves forward, And drive the second rotor 64 to rotate clockwise by front foot pipe 4, so that the second rotor 64 is turned to the pole of the 4th arc groove 642 When limit, i.e. spacer pin 65 limit the rotation of the second rotor 64, at this point, the first fore shaft 634 and the second fore shaft 644 are in lock pin simultaneously 663 underface makes so that the first spring 662 loses drawing force, while generating reset pulling force and pulling downward on sealed seat 661 Lock pin 663 is moved in the first fore shaft 634 and the second fore shaft 644, and large joint 6 is lockked.

The bending joint 3 includes the third rotor 32 connecting with hand handle upper tube 1, connect simultaneously with hand handle down tube 2 With matched 4th rotor 33 of third rotor 32, be installed on the 5th rotor 34 of 33 side of the 4th rotor and prevent The second lock uint 31 that three rotors 32 and the 4th rotor 33 relatively rotate is provided with sail on the 5th rotor 34 Frame 341.

Second lock uint 31 includes the driving sliding block 311 being installed in third rotor 32, is set to drive Second spring 312 in movable slider 311 and the second unlock dress for being installed in the 4th rotor 33 and connecting the first steel wire 664 313 are set, described 311 one end of driving sliding block is provided with the second mounting groove 314, is equipped with the second steel in second mounting groove 314 Silk 315, which is connected to the first tripper 7.Described 311 one end of driving sliding block forms closing piece 316, it is provided with lockhole 321 on the third rotor 32 and conciliates locked groove 322, the closing piece 316, which is inserted into lockhole 321, to be locked Firmly third rotor 32 and the 4th rotor 33 keep third rotor 32 and the 4th rotor 33 relatively unrotatable, described Second tripper, 313 one end is installed in the solution locked groove 322.

When unlocking bending joint 3, second steel wire 315 is pulled by the first tripper 7, then is pulled by the second steel wire 315 Closing piece 316 skids off lockhole 321 in driving sliding block 311, unlocks bending joint 3, to make third rotor 32 can be with respect to the 4th Rotor 33 rotates, at this point, hand handle upper tube 1 is converted into hand handle down tube 2, third rotor 32 is driven to rotate to the 4th rotor 33 is equivalent, when third rotor 32 rotates, will drive the second tripper 313 being installed in solution locked groove 322 and moves up, And the first steel wire 664 is driven to pull the unlock of the first lock uint 66；When expansion, hand handle upper tube 1 is lifted up and is gradually opened, So that hand handle upper tube 1 is restored to origin-location, i.e., be in same straight line with hand handle down tube 2, at this point, second spring 3112 loses Extruding force, while reset thrust is generated, make that the closing piece 316 in sliding block 311 is driven to slide into original position, by bending joint 3 It locks, simultaneously because third rotor 32 rotates backward, solution locked groove 322 is made to lose the tightening force to the second tripper 313, when After large joint 6 is unfolded, the first spring 662 can pull sealed seat 661 to move down, and by dynamic second unlock of the first steel wire 664 Device 313 returns to original position, so that baby stroller be made to be fully deployed.

First tripper 7 includes the shell 71 for being set to 1 middle part of hand handle upper tube, is installed on 71 side of shell Shifting block 72, the third spring 73 that is set between shifting block 72 and shell 71 and to be symmetrically arranged on shell 71 with shifting block 72 another The unblock button 74 of side, the shifting block 72 and unblock button 74 are pressed against each other and are provided with the 4th spring 75, second steel Silk 315 is connect with unblock button 74.When unlock, shifting block 72 is stirred with thumb, makes shifting block 72 not after compressing unblock button 74, Other fingers are held again to press unblock button 74, pull the second steel wire 315 to unlock bending joint 3 by unblock button 74, when After hand handle upper tube 1 is converted into, hand can be unclamped, at this point, shifting block 72 is pushed back to original since third spring 73 loses extruding force Come position, simultaneously because the 4th spring 75 loses extruding force, unblock button 74 is pushed back into origin-location.

Front-wheel 41 is installed in the front foot pipe 4, rear-wheel 51 is installed on the rear foot tube 5.The large joint 6 On be additionally provided with U-shaped baby's handrail 67.It is provided with one in the hand handle down tube 2 to return the vehicle to the garage and knock off hook 21, is provided on the hook 21 that returns the vehicle to the garage and knock off The card slot 22 to match with front foot pipe 4 and rear foot tube 5.

In conclusion when needing to accept baby stroller, the first tripper 7 is first grasped, and with big thumb Refer to and push shifting block 72, then pressed unblock button 74 by holding other fingers with a firm grip, unblock button 74 pulls the second steel wire 315, makes Closing piece 316 in driving sliding block 311 skids off lockhole 321, so that bending joint 3 be unlocked, while hand handle upper tube 1 being pushed up It is dynamic, it draws close it to the bending of hand handle down tube 2, as hand handle upper tube 1 is gradually bent, the second tripper 313 will be driven mobile simultaneously The first steel wire 664 is pulled, unlocks the sealed movement of seat 661 by car locking joint 6, then push at bending joint 3, makes hand handle upper tube 1 It is drawn close simultaneously to rear foot tube 5 with hand handle down tube 2, then moves front foot pipe 4 with hand push or lifting hand-strap keeps front foot pipe 4 automatic It is drawn close to rear foot tube 5, return the vehicle to the garage and knock off 21 automatic buckling of hook after drawing close, and folding rear front-wheel 41 and the mutual cooperation of rear-wheel 51 makes entire vehicle frame can To stand；In use, first opening the hook 21 that returns the vehicle to the garage and knock off, then hand handle upper tube 1 is caught to be lifted up, as hand handle upper tube 1 gradually lifts, hand 4 Automatic-expanding of down tube 2 and front foot pipe, it is restored to use state.

It certainly, is not to limit the utility model and implement the foregoing is merely specific embodiment of the utility model Range, all equivalent change or modifications done according to structure, feature and principle described in present utility model application the scope of the patents, should all wrap It includes in present utility model application the scope of the patents.

Claims (10)

1. a kind of baby stroller characterized by comprising hand handle upper tube (1), hand handle down tube (2), connection hand handle upper tube (1) With the bending joint (3) of hand handle down tube (2), front foot pipe (4), rear foot tube (5) and connect hand handle down tube (2) and front foot pipe (4) and The large joint (6) of rear foot tube (5), the large joint (6) include the socket joint (61) for being set to rear foot tube (5) upper end, set The rotary axle box (62) that is placed in socket joint (61), first for being installed on rotary axle box (62) and being connect with hand handle down tube (11) Rotor (63), the second rotor (64) for being installed on rotary axle box (62) and connecting with front foot pipe (4) are rotated through first The spacer pin (65) of body (63) and the second rotor (64) upper end and it is installed on socket joint (61) lower end and for preventing large joint (6) the first lock uint (66) rotated；Being provided in the bending joint (3) prevents the second of bending joint (3) rotation Lock uint (31), second lock uint (31) is interior to be provided with for second to the first lock uint (66) unlock Tripper (313), second lock uint (31) are connect by the first steel wire (664) with the first lock uint (66), The first tripper (7) for unlocking to the second lock uint (31) is provided in the hand handle upper tube (1), first solution Locking device (7) is connect by the second steel wire (315) with the second lock uint (31).

2. a kind of baby stroller according to claim 1, it is characterised in that: first lock uint (66) includes There is the sealed seat (661) for being installed on socket joint (61) lower end, be set to sealed seat (661) lower end and is connect with rear foot tube (5) First spring (662), be installed in sealed seat (661) upper end U-type groove (665) and through the lock pin (663) of U-type groove (665) and The first steel wire (664) being installed in U-type groove (665) the first mounting groove of upper end (666), first steel wire (664) are another End is ined succession the second lock uint (31), and first rotor (63) and described the second rotor (64) one end are installed on U Run through in type groove (665) and by lock pin (663).

3. a kind of baby stroller according to claim 2, it is characterised in that: first rotor (63) includes It takes shape on the first rotor (63) and symmetrical the first arc groove (631) and the second arc groove (632) and takes shape in First arm of force (633) of one rotor (63) side, first arc groove (631) forms the first fore shaft (634), described Lock pin (663) pass through first fore shaft (634) and lock first rotor (63), the spacer pin (65) runs through Second arc groove (632) simultaneously limits described the first rotor (63) slewing area, first arm of force (633) with The hand handle down tube (2) is fixedly connected.

4. a kind of baby stroller according to claim 2, it is characterised in that: second rotor (64) includes It takes shape on the second rotor (64) and symmetrical third arc groove (641) and the 4th arc groove (642) and takes shape in Second arm of force (643) of two rotors (64) side, the third arc groove (641) forms the second fore shaft (644), described Lock pin (663) pass through second fore shaft (644) and lock second rotor (64), the spacer pin (65) runs through 4th arc groove (642) simultaneously limits described the second rotor (64) slewing area, second arm of force (643) with The front foot pipe (4) is fixedly connected.

5. a kind of baby stroller according to claim 1, it is characterised in that: the bending joint (3) include with The third rotor (32) of hand handle upper tube (1) connection, connect with hand handle down tube (2) and with third rotor (32) the matched 4th It rotor (33), the 5th rotor (34) for being installed on the 4th rotor (33) side and prevents third rotor (32) and the 4th The second lock uint (31) that rotor (33) relatively rotates is provided with sail frame (341) on the 5th rotor (34).

6. a kind of baby stroller according to claim 2, it is characterised in that: second lock uint (31) includes The second spring (312) for having the driving sliding block (311) being installed in third rotor (32), being set in driving sliding block (311) And it is installed in the 4th rotor (33) and connects second tripper (313) of the first steel wire (664), the driving sliding block (311) one end is provided with the second mounting groove (314), is equipped with the second steel wire (315) in second mounting groove (314), this second Steel wire (315) other end is connected to the first tripper (7).

7. a kind of baby stroller according to claim 6, it is characterised in that: first tripper (7) includes There is the shell (71) being set in the middle part of hand handle upper tube (1), the shifting block (72) for being installed on shell (71) side, be set to shifting block (72) Third spring (73) between shell (71) and the unblock button that shell (71) other side is symmetrically arranged on shifting block (72) (74), the shifting block (72) and unblock button (74) are pressed against each other and are provided with the 4th spring (75), second steel wire (315) it is connect with unblock button (74).

8. a kind of baby stroller according to claim 1, it is characterised in that: before being equipped in the front foot pipe (4) It takes turns (41), rear-wheel (51) is installed on the rear foot tube (5).

9. a kind of baby stroller according to claim 1, it is characterised in that: be additionally provided with U in the large joint (6) Type baby handrail (67).

10. a kind of baby stroller according to claim 1, it is characterised in that: be provided in the hand handle down tube (2) One returns the vehicle to the garage and knock off hook (21), and the card slot (22) to match with front foot pipe (4) and rear foot tube (5) is provided on the hook that returns the vehicle to the garage and knock off (21).