CN215944674U

CN215944674U - Foldable swift current child car

Info

Publication number: CN215944674U
Application number: CN202122611363.7U
Authority: CN
Inventors: 陈家明; 蔡志锋
Original assignee: Foshan Xiong Boshi Technology Co ltd
Current assignee: Foshan Xiong Boshi Technology Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-03-04
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a foldable sliding baby car which comprises a seat assembly, a push rod assembly, a front wheel assembly, a rear wheel assembly, a connecting seat assembly and a locking device, wherein the connecting seat assembly comprises a fixed seat and a movable seat, the movable seat is rotationally connected with the fixed seat, the rear part of the seat assembly is rotationally connected with the movable seat, the front part of the seat assembly is linked with the front wheel assembly through a first connecting rod device, the upper part of the front wheel assembly is fixedly connected with the fixed seat, the upper part of the rear wheel assembly is rotationally connected with the fixed seat, the rear wheel assembly is linked with the movable seat through a second connecting rod device, the lower part of the push rod assembly is fixedly connected with the movable seat, and the fixed seat and the movable seat are locked through the locking device. This kind of foldable swift current baby car, through connecting seat subassembly interlock between push rod subassembly, seat subassembly and the back wheel subassembly, push rod subassembly, seat subassembly and back wheel subassembly are folding to wheel subassembly forward simultaneously, folding easy operation, easy, folding back volume is littleer, the packing of being convenient for, transportation, convenience of customers accomodates, carries.

Description

Foldable swift current child car

Technical Field

The utility model relates to the technical field of a sliding baby carriage, in particular to a foldable sliding baby carriage.

Background

Present foldable swift current baby car, it includes seat subassembly, push rod subassembly, preceding wheel subassembly and back wheel subassembly, and seat subassembly, push rod subassembly, preceding wheel subassembly and back wheel subassembly are folded respectively, and folding operating procedure is many, and is folding troublesome, and folding back swift current baby car still has great volume moreover, is unfavorable for carrying and depositing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a foldable baby stroller which is easy to fold and has smaller volume after being folded.

The object of the utility model is thus achieved.

A foldable sliding baby carriage comprises a seat component, a push rod component, a front wheel component, a rear wheel component, a connecting seat component and a locking device, wherein the connecting seat component comprises a fixed seat and a movable seat, the movable seat is rotationally connected with the fixed seat, the rear part of the seat component is rotationally connected with the movable seat, the front part of the seat component is linked with the front wheel component through a first connecting rod device, the upper part of the front wheel component is fixedly connected with the fixed seat, the upper part of the rear wheel component is rotationally connected with the fixed seat, the rear wheel component is linked with the movable seat through a second connecting rod device, the lower part of the push rod component is fixedly connected with the movable seat, when the fixed seat and the movable seat are locked through the locking device, the central shaft at the lower part of the push rod component and the central shaft at the upper part of the front wheel component are on the same axis, the seat component is in an unfolded state, and the lowest points of the front wheel component and the rear wheel component are on the same horizontal plane; when the locking device is loosened, the push rod assembly rotates around the fixed seat through the movable seat, the upper portion of the push rod assembly is close to the rear wheel assembly, the movable seat moves and drives the bottom of the rear wheel assembly to be close to the front wheel assembly through the second connecting rod device, the movable seat also drives the seat assembly and the first connecting rod device to move, the first connecting rod device enables the front portion of the seat assembly to be close to the front wheel assembly, and the seat assembly is in a folded state.

This kind of foldable swift current baby car, through connecting seat subassembly interlock between push rod subassembly, seat subassembly and the back wheel subassembly, when push rod subassembly is folding to the wheel subassembly that leads, seat subassembly and back wheel subassembly are also folding to the wheel subassembly that leads, folding easy operation, easy, folding back volume is littleer, and the packing volume is little, the transportation of being convenient for, convenience of customers accomodates, carries.

The technical scheme can be further perfected as follows.

More specific scheme, the fixing base lower part is equipped with first installation department and second installation department respectively, first installation department sets up in second installation department top, first installation department is equipped with first jack, preceding wheel subassembly upper portion is pegged graft fixedly with first jack, the second installation department rotates with back wheel subassembly upper portion to be connected, sliding seat upper portion rotates with fixing base upper portion to be connected, the sliding seat lower part rotates to being close with first installation department around sliding seat upper portion, be equipped with the second jack on the sliding seat, the tip is pegged graft fixedly with the second jack under the push rod subassembly, second connecting rod device upper portion rotates with sliding seat upper portion to be connected, second connecting rod device lower part rotates with back wheel subassembly upper portion to be connected. The front wheel assembly and the rear wheel assembly are assembled with the fixing seat after being assembled, the modular design is achieved, the production process is optimized, and the production cost is reduced.

More specifically, the fixing base top surface is close to first installation department and is equipped with positioning slot, and the sliding seat that corresponds is equipped with the locating piece, and the sliding seat rotates to the locating piece and inserts positioning slot in, and first jack and second jack align, and locking device locks fixing base and sliding seat. The positioning clamping groove and the positioning block enable the fixed seat and the movable seat to be positioned, and the locking device can work normally.

More specific scheme, the second installation department has two, the back wheel subassembly upper portion that corresponds is equipped with two synchronous pivoted and rotates the seat, it rotates with corresponding second installation department to rotate the seat outside the second installation department to rotate to be connected, be formed with first movable groove between two second installation departments, the second installation department is equipped with curved guiding hole in the axial direction, the fixing base top is equipped with the second movable groove, second link means is a connecting rod, second link means upper portion extends into the second movable groove and rotates with movable seat upper portion to be connected, second link means lower part extends into first movable groove, be equipped with the guiding axle in the guiding hole, guiding axle one end rotates with second link means lower part to be connected, the guiding axle other end rotates with rotating the seat to be connected. The guide holes limit the folding direction and range of the rear wheel assembly.

More specific scheme, locking device includes first locking piece, resetting means and second locking piece, and first locking piece and resetting means set up in first installation department, and the second locking piece sets up in the second jack, and resetting means promotes first locking piece and extends first installation department and insert in the second jack to make fixing base and sliding seat lock together, promote the second locking piece and push out the second jack with first locking piece when push rod subassembly lower part, fixing base and sliding seat connect and loosen. The locking device is unlocked through the push rod assembly, and the folding operation is simple and easy.

More specific scheme, first installation department is equipped with first bolt, is equipped with long banding first spacing hole on the first locking piece, and first bolt passes first spacing hole, still is equipped with the mounting groove on the first locking piece, mounting groove and first spacing hole intercommunication, and resetting means is the spring, and the spring setting is in the mounting groove, and spring one end offsets with first bolt, and the spring other end offsets with the mounting groove lateral wall, and the spring makes first locking piece extend first installation department. The locking device has simple structure and stable and reliable operation.

More specifically, be equipped with the spacing hole of rectangular form second on the second locking piece, be equipped with the second bolt on the sliding seat, the second bolt passes the spacing hole of second, and push rod subassembly lower part promotes the second locking piece downstream and offsets to the spacing hole of second bolt and second, and second locking piece one end terminal surface flushes with the terminal surface that the sliding seat is close to first installation department. The second locking block is simple and easy to install.

More specific scheme, preceding wheel subassembly includes front wheel, first support frame, shell and connecting rod, and the front wheel rotates and sets up in first support frame bottom, and in the shell was arranged in to the connecting rod, the lower part of connecting rod extended the shell and is connected fixedly with first support frame, and the upper portion of connecting rod extends into in the first jack, and first locking piece and resetting means set up in the upper portion of connecting rod, and first bolt passes the upper portion of connecting rod. First locking piece is fixed in first jack together with preceding wheel subassembly, simplifies the equipment process, reduction in production cost.

More specific scheme, push rod assembly includes fixed loop bar and movable rod, and in fixed loop bar lower extreme inserted the second jack, the second locking piece set up in fixed loop bar lower extreme, and the second bolt passes fixed loop bar lower extreme, and the upper portion of movable rod is equipped with the handle, and the movable rod inserts in the fixed loop bar, and the connection is fixed with adjustable movable rod and fixed loop bar, and when the movable rod inserted fixed loop bar completely, the movable rod lower part offseted with the second locking piece to promote the second locking piece and remove to its one end terminal surface and the terminal surface that the sliding seat is close to first installation department and flush. The push rod assembly unlocks the locking device and is simple to operate.

More specific scheme, the seat subassembly includes seat support and back, and the adjustable rotation of back sets up at the seat support rear portion, and first connecting rod device includes two parallel arrangement's bracing piece, and the lower part of two bracing pieces rotates respectively and connects in the shell both sides, and the upper portion of two bracing pieces all rotates with the anterior bottom surface of seat support to be connected, and the bottom surface at seat support rear portion extends two mount pads downwards, and two mount pad lower parts rotate with the sliding seat both sides respectively to be connected, are equipped with between two mount pads and dodge the breach. First link means and mount pad make the seat support can steadily place, make the infant take comfortable to for first link means provides sufficient rotation space, dodge the breach and provide the space for push rod assembly sets up.

The utility model has the following beneficial effects.

(1) This kind of foldable swift current baby car, through connecting seat subassembly interlock between push rod subassembly, seat subassembly and the back wheel subassembly, when push rod subassembly is folding to the wheel subassembly that leads, seat subassembly and back wheel subassembly are also folding to the wheel subassembly that leads, folding easy operation, easy, folding back volume is littleer, and the packing volume is little, the transportation of being convenient for, convenience of customers accomodates, carries.

(2) Secondly, the front wheel assembly and the rear wheel assembly are assembled with the fixing seat after being assembled, the modular design is achieved, the production process is optimized, and the production cost is reduced. The positioning clamping groove and the positioning block enable the fixed seat and the movable seat to be positioned, and the locking device can work normally. The guide holes limit the folding direction and range of the rear wheel assembly.

(3) Furthermore, the locking device has simple structure and stable and reliable operation. The locking device is unlocked through the push rod assembly, and the folding operation is simple and easy. The second locking block is simple and easy to install. First locking piece is fixed in first jack together with preceding wheel subassembly, simplifies the equipment process, reduction in production cost.

(4) Finally, first link means and mount pad make the seat support can steadily place, make the infant take comfortable to for first link means provides sufficient rotation space, dodge the breach and provide the space for push rod assembly sets up.

Drawings

Fig. 1 is a schematic structural view (unfolded state) of a foldable baby stroller.

Fig. 2 is an exploded view of the foldable baby stroller.

Fig. 3 is a schematic sectional view of the foldable baby stroller in fig. 1.

Figure 4 shows a schematic view of a foldable baby stroller (seat assembly 1 folded).

Fig. 5 is an exploded view (another view) of the foldable baby stroller.

Fig. 6 is a schematic partial sectional view of the foldable baby stroller in fig. 4.

Fig. 7 is a schematic structural view of the foldable baby stroller (half-folded state).

Fig. 8 is a schematic sectional view of the foldable baby stroller in fig. 7.

Fig. 9 is a schematic structural view (folded state) of the foldable baby stroller.

Fig. 10 is a schematic sectional view of the foldable baby stroller in fig. 9.

Fig. 11 is a schematic structural diagram of the first lock block.

Detailed Description

The utility model is further described with reference to the following figures and examples.

First embodiment referring to fig. 1-11, a foldable baby stroller comprises a seat assembly 1, a push rod assembly 2, a front wheel assembly 3, a rear wheel assembly 4, a connecting seat assembly 5, a locking device 6, a first linkage 7 and a second linkage 8. The connecting seat assembly 5 comprises a fixed seat 51 and a movable seat 52, wherein a first mounting part 53 and two second mounting parts 54 are respectively arranged at the lower part of the fixed seat 51, and the first mounting part 53 is arranged above the second mounting parts 54. A first insertion hole 510 is formed in the first mounting portion 53, and the upper portion of the front wheel assembly 3 is inserted and fixed in the first insertion hole 510. A first movable groove 55 is formed between the two second mounting portions 54, and the second mounting portions 54 are provided with arc-shaped guide holes 56 in the axial direction. The top of the fixed seat 51 is provided with a second movable groove 57, the upper part of the movable seat 52 is inserted into the second movable groove 57 and is rotatably connected with the top of the fixed seat 51, the top surface of the fixed seat 51 is provided with a positioning clamping groove 58 near the first mounting part 53, the corresponding movable seat 52 is provided with a positioning block 59, the lower part of the movable seat 52 rotates around the upper part of the movable seat 52 to be close to the first mounting part 53, the positioning block 59 is inserted into the positioning clamping groove 58, the movable seat 52 is provided with a second jack 520, and the first jack 510 is aligned with the second jack 520.

The rear wheel assembly 4 comprises a rear wheel 41, a second support frame 42 and two rotating seats 43, the lower portion of the second support frame 42 is rotatably connected with the rear wheel 41, the upper portion of the second support frame 42 is fixedly connected with the rotating seats 43, and the rotating seats 43 are rotatably connected with corresponding second mounting portions 54 on the outer sides of the second mounting portions 54. The second link device 8 is a connecting rod, the upper portion of the second link device 8 extends into the second movable groove 57 to be rotatably connected with the upper portion of the movable seat 52, the lower portion of the second link device 8 extends into the first movable groove 55, a guide shaft 81 is arranged in the guide hole 56, one end of the guide shaft 81 is rotatably connected with the lower portion of the second link device 8, and the other end of the guide shaft 81 is rotatably connected with the rotating seat 43.

The front wheel assembly 3 comprises a front wheel 31, a first support frame 32, a shell 33 and a connecting rod 34, wherein the front wheel 31 is rotatably arranged at the bottom of the first support frame 32, the connecting rod 34 is arranged in the shell 33, the lower part of the connecting rod 34 extends out of the shell 33 to be connected and fixed with the first support frame 32, and the upper part of the connecting rod 34 extends into a first insertion hole 510 to be fixed.

The seat assembly 1 comprises a seat 11 and a backrest 12, wherein the backrest 12 is adjustably and rotatably arranged at the rear part of the seat 11. First link means 7 includes two parallel arrangement's bracing piece 71, and the lower part of two bracing pieces 71 rotates respectively and connects in shell 33 both sides, and the upper portion of two bracing pieces 71 all rotates with the anterior bottom surface of seat support 11 to be connected, and the bottom surface at seat support 11 rear portion downwardly extending goes out two mount pads 13, and two mount pad 13 lower parts rotate with sliding seat 52 both sides respectively and are connected, are equipped with between two mount pads 13 and dodge breach 14.

The push rod assembly 2 comprises a fixed sleeve rod 21 and a movable rod 22, and the lower end of the fixed sleeve rod 21 is inserted into the second insertion hole 520 through the avoidance notch 14 and fixed. The upper part of the movable rod 22 is provided with a handle 23, the lower part of the movable rod 22 is inserted into the fixed loop bar 21, and the movable rod 22 and the fixed loop bar 21 are connected and fixed in an adjustable way. The adjustable connection of the movable rod 22 and the fixed loop rod 21 is prior art and will not be described in detail in this embodiment.

The locking device 6 comprises a first locking piece 61, a resetting device 62 and a second locking piece 63. The first lock 61 and the reset device 62 are disposed in the first insertion hole 510 in the first mounting portion 53, and specifically, the first lock 61 and the reset device 62 are disposed in the connecting rod 34 extending into the first insertion hole 510. The first mounting portion 53 is provided with a first bolt 64, the first locking piece 61 is provided with a first elongated limiting hole 65 and a mounting groove 66, the mounting groove 66 is communicated with the first limiting hole 65, the first bolt 64 penetrates through the upper portion of the connecting rod 34 and the first limiting hole 65, and the first bolt 64 connects and fixes the connecting rod 34 of the front wheel assembly 3 and the first jack 510. The reset device 62 is a spring, the spring is disposed in the mounting groove 66, one end of the spring abuts against the first plug 64, the other end of the spring abuts against the side wall of the mounting groove 66, the spring makes the first locking block 61 extend out of the connecting rod 34, i.e. one end of the first locking block 61 extends out of the first insertion hole 510 of the first mounting portion 53.

The second locking block 63 is disposed in the second insertion hole 520 of the movable seat 52, and specifically, the second locking block 63 is disposed in the fixed loop bar 21 inserted into the second insertion hole 520. The movable seat 52 is provided with a second bolt 67, the second locking block 63 is provided with a second elongated limiting hole 68, and the second bolt 67 penetrates through the fixed loop bar 21 and the second limiting hole 68, i.e., the second bolt 67 connects and fixes the fixed loop bar 21 and the second jack 520. The lower part of the push rod assembly 2 pushes the second locking block 63 to move downwards until the second bolt 67 abuts against the second limiting hole 68, and the end face of one end of the second locking block 63 is flush with the end face of the movable seat 52 close to the first mounting part 53.

When the foldable baby stroller is in the unfolded state, the seat assembly 1 is also in the unfolded state. The central axis of the lower part of the push rod assembly 2 and the central axis of the upper part of the front wheel assembly 3 are on the same axis, and the push rod assembly 2 is in a stretching state, namely, the lower part of the movable rod 22 is far away from the second locking block 63. The first locking block 61 is inserted into the second insertion hole 520, so that the fixed seat 51 and the movable seat 52 are locked by the locking device 6, and the lowest points of the front wheel assembly 3 and the rear wheel assembly 4 are located at the same horizontal plane.

Referring to fig. 4-11, the seat assembly 1 is folded, and then the movable rod 22 is completely inserted into the fixed loop bar 21, such that the lower portion of the movable rod 22 abuts against the second locking block 63, and the second locking block 63 is pushed to move until the end surface of the movable seat 52 is flush with the end surface of the movable seat 52 close to the first mounting portion 53, that is, the second locking block 63 pushes the first locking block 61 out of the second insertion hole 520, and the first locking block 61 retracts into the first insertion hole 510 and compresses the resetting device 62.

At this time, the locking device 6 is released, the movable seat 52 can rotate around the fixed seat 51, and the push rod assembly 2 rotates around the fixed seat 51 through the movable seat 52, so that the upper part of the push rod assembly 2 is close to the rear wheel assembly 4. The movable seat 52 moves and drives the guide shaft 81 to move in the guide hole 56 through the second connecting rod device 8, and the rotating seat 43 rotates around the fixed seat 51, so that the bottom of the rear wheel assembly 4 is close to the front wheel assembly 3. The second lock 63 is far away from the first lock 61, and the reset device 62 pushes the first lock 61 to reset. When the movable seat 52 rotates, the mounting seat 13 of the seat 11 is also driven to move upwards, so that the support rod 71 drives the front part of the seat 11 to be close to the front wheel assembly 3, and the support rod 71 is folded onto the rear wheel assembly 4 and the connecting seat assembly 5, thereby realizing the integral folding of the baby stroller.

Referring to fig. 1 and 3, the push rod assembly 2 drives the movable seat 52 to rotate around the fixed seat 51, so that the positioning block 59 of the movable seat 52 is clamped in the positioning clamping groove 58 of the fixed seat 51, and the movable rod 22 is pulled out, that is, the lower part of the movable rod 22 is far away from the second locking block 63, the first locking block 61 is inserted into the second insertion hole 520 and abuts against the second locking block 63, the locking device 6 locks the movable seat 52 and the fixed seat 51, and the central shaft of the lower part of the push rod assembly 2 and the central shaft of the upper part of the front wheel assembly 3 are on the same axis. When the movable seat 52 rotates, the movable seat 52 drives the second link device 8 to move, that is, the second link device 8 drives the guide shaft 81 to move in the guide hole 56, the rotating seat 43 of the rear wheel assembly 4 also rotates around the fixed seat 51, and the rear wheel assembly 4 is far away from the front wheel assembly 3. The movable seat 52 also drives the mounting seat 13 to move downwards, so that the support rod 71 drives the front part of the seat 11 to be far away from the front wheel assembly 3, the seat assembly 1 is righted, the backrest 12 is opened, and the foldable baby stroller is in an unfolded state as a whole.

Claims

1. A foldable sliding baby carriage comprises a seat assembly (1), a push rod assembly (2), a front wheel assembly (3) and a rear wheel assembly (4), and is characterized by further comprising a connecting seat assembly (5) and a locking device (6), wherein the connecting seat assembly (5) comprises a fixed seat (51) and a movable seat (52), the movable seat (52) is rotatably connected with the fixed seat (51), the rear part of the seat assembly (1) is rotatably connected with the movable seat (52), the front part of the seat assembly (1) is linked with the front wheel assembly (3) through a first connecting rod device (7), the upper part of the front wheel assembly (3) is fixedly connected with the fixed seat (51), the upper part of the rear wheel assembly (4) is rotatably connected with the fixed seat (51), the rear wheel assembly (4) and the movable seat (52) are linked through a second connecting rod device (8), the lower part of the push rod assembly (2) is fixedly connected with the movable seat (52), when the fixed seat (51) and the movable seat (52) are locked through the locking device (6), the central shaft at the lower part of the push rod assembly (2) and the central shaft at the upper part of the front wheel assembly (3) are on the same axis, the seat assembly (1) is in an unfolded state, and the lowest points of the front wheel assembly (3) and the rear wheel assembly (4) are on the same horizontal plane; when the locking device (6) is loosened, the push rod assembly (2) rotates around the fixed seat (51) through the movable seat (52), the upper portion of the push rod assembly (2) is close to the rear wheel assembly (4), the movable seat (52) moves and drives the bottom of the rear wheel assembly (4) to be close to the front wheel assembly (3) through the second connecting rod device (8), the movable seat (52) also moves the seat assembly (1) and the first connecting rod device (7), the first connecting rod device (7) enables the front portion of the seat assembly (1) to be close to the front wheel assembly (3), and the seat assembly (1) is in a folded state.

2. The foldable baby stroller according to claim 1, wherein the fixed seat (51) has a first mounting portion (53) and a second mounting portion (54) at the lower portion thereof, the first mounting portion (53) is disposed above the second mounting portion (54), the first mounting portion (53) has a first insertion hole (510), the upper portion of the front wheel assembly (3) is fixedly inserted into the first insertion hole (510), the second mounting portion (54) is rotatably connected to the upper portion of the rear wheel assembly (4), the upper portion of the movable seat (52) is rotatably connected to the upper portion of the fixed seat (51), the lower portion of the movable seat (52) rotates around the upper portion of the movable seat (52) to be close to the first mounting portion (53), the movable seat (52) has a second insertion hole (520), the lower end portion of the movable seat assembly (2) is fixedly inserted into the second insertion hole (520), and the upper portion of the second link device (8) is rotatably connected to the upper portion of the movable seat (52), the lower part of the second connecting rod device (8) is rotatably connected with the upper part of the rear wheel component (4).

3. The foldable baby sliding vehicle according to claim 2, wherein a positioning slot (58) is provided on the top surface of the fixed seat (51) near the first mounting portion (53), a positioning block (59) is provided on the corresponding movable seat (52), the movable seat (52) rotates until the positioning block (59) is inserted into the positioning slot (58), the first insertion hole (510) and the second insertion hole (520) are aligned, and the locking device (6) locks the fixed seat (51) and the movable seat (52).

4. The foldable baby stroller according to claim 2, wherein there are two second mounting portions (54), two rotating seats (43) rotating synchronously are provided at the upper portions of the corresponding rear wheel assemblies (4), the rotating seats (43) are rotatably connected to the corresponding second mounting portions (54) at the outer sides of the second mounting portions (54), a first movable groove (55) is formed between the two second mounting portions (54), the second mounting portions (54) are provided with arc-shaped guide holes (56) in the axial direction, a second movable groove (57) is provided at the top of the fixed seat (51), the second link device (8) is a link, the upper portion of the second link device (8) extends into the second movable groove (57) to be rotatably connected with the upper portion of the movable seat (52), the lower portion of the second link device (8) extends into the first movable groove (55), and a guide shaft (81) is provided in the guide hole (56), one end of the guide shaft (81) is rotatably connected with the lower part of the second connecting rod device (8), and the other end of the guide shaft (81) is rotatably connected with the rotating seat (43).

5. The foldable baby stroller according to claim 4, wherein the locking device (6) comprises a first locking block (61), a resetting device (62) and a second locking block (63), the first locking block (61) and the resetting device (62) are disposed in the first mounting portion (53), the second locking block (63) is disposed in the second insertion hole (520), the resetting device (62) pushes the first locking block (61) to extend out of the first mounting portion (53) and to be inserted into the second insertion hole (520), so that the fixed seat (51) and the movable seat (52) are locked together, and when the lower portion of the push rod assembly (2) pushes the second locking block (63) to push the first locking block (61) out of the second insertion hole (520), the fixed seat (51) and the movable seat (52) are connected and released.

6. The foldable baby stroller according to claim 5, wherein the first mounting portion (53) is provided with a first bolt (64), the first locking block (61) is provided with a first elongated limiting hole (65), the first bolt (64) passes through the first limiting hole (65), the first locking block (61) is further provided with a mounting groove (66), the mounting groove (66) is communicated with the first limiting hole (65), the resetting device (62) is a spring, the spring is arranged in the mounting groove (66), one end of the spring abuts against the first bolt (64), the other end of the spring abuts against a side wall of the mounting groove (66), and the spring extends the first locking block (61) out of the first mounting portion (53).

7. The foldable baby sliding vehicle according to claim 5, wherein the second lock block (63) is provided with a second elongated limiting hole (68), the movable seat (52) is provided with a second bolt (67), the second bolt (67) passes through the second limiting hole (68), the lower portion of the push rod assembly (2) pushes the second lock block (63) to move downwards until the second bolt (67) abuts against the second limiting hole (68), and an end face of one end of the second lock block (63) is flush with an end face of the movable seat (52) close to the first mounting portion (53).

8. The foldable baby stroller according to claim 6, wherein the front wheel assembly (3) comprises a front wheel (31), a first support frame (32), a housing (33) and a connecting rod (34), the front wheel (31) is rotatably disposed at the bottom of the first support frame (32), the connecting rod (34) is disposed in the housing (33), the lower portion of the connecting rod (34) extends out of the housing (33) to be fixedly connected to the first support frame (32), the upper portion of the connecting rod (34) extends into the first insertion hole (510), the first locking block (61) and the resetting device (62) are disposed in the upper portion of the connecting rod (34), and the first bolt (64) passes through the upper portion of the connecting rod (34).

9. The foldable baby sliding vehicle according to claim 7, wherein the push rod assembly (2) comprises a fixed sleeve rod (21) and a movable rod (22), the lower end of the fixed sleeve rod (21) is inserted into the second insertion hole (520), a second locking block (63) is arranged in the lower end of the fixed sleeve rod (21), a second bolt (67) penetrates through the lower end of the fixed sleeve rod (21), a handle (23) is arranged on the upper portion of the movable rod (22), the movable rod (22) is inserted into the fixed sleeve rod (21), the movable rod (22) and the fixed sleeve rod (21) are connected and fixed in an adjustable manner, when the movable rod (22) is completely inserted into the fixed sleeve rod (21), the lower portion of the movable rod (22) abuts against the second locking block (63), and the second locking block (63) is pushed to move until the end face of one end of the second locking block is flush with the end face of the movable seat (52) close to the first installation portion (53).

10. The foldable baby sliding vehicle according to claim 8, wherein the seat assembly (1) comprises a seat (11) and a backrest (12), the backrest (12) is adjustably and rotatably disposed at the rear portion of the seat (11), the first connecting rod device (7) comprises two parallel supporting rods (71), the lower portions of the two supporting rods (71) are rotatably connected to two sides of the casing (33) respectively, the upper portions of the two supporting rods (71) are rotatably connected to the bottom surface of the front portion of the seat (11), two mounting seats (13) extend downwards from the bottom surface of the rear portion of the seat (11), the lower portions of the two mounting seats (13) are rotatably connected to two sides of the movable seat (52) respectively, and an avoiding gap (14) is formed between the two mounting seats (13).