CN216140053U - Front handrail matched with frame for folding - Google Patents

Abstract

The utility model discloses a front handrail matched with a frame for folding, which structurally comprises a front foot group, a rear foot group, a seat group, a push handle group, a front handrail, a connecting rod and the like, wherein the front end of the front handrail is rotatably connected to a rotating seat at the front side of the seat group, the rear end of the connecting rod is rotatably connected to a backrest at the rear side of the seat group, and the front end of the connecting rod is detachably connected with the rear end of the front handrail in an inserted manner; thus, when the rear end of the front handrail is separated from the front end of the connecting rod, the whole frame of the seat group is unlocked, and the pushing handle group drives the seat group, the front foot group and the rear foot group to mutually close to form frame folding; when the pushing handle group drives the seat group, the front foot group and the rear foot group to be separated from each other to form a frame to be unfolded, the rear end of the front handrail and the front end of the connecting rod are integrally inserted, the integral frame of the seat group is locked, and the sitting safety of a baby is guaranteed. Therefore, the improved front handrail does not need to be disassembled and can not influence the folding or unfolding operation of the frame, and the improved front handrail has the advantages of simple operation, convenient use, effective prevention of the front handrail from being lost and the like.

Description

Front handrail matched with frame for folding

Technical Field

The utility model relates to a front handrail applied to two sides of a seat group of a baby carriage frame, in particular to a front handrail matched with a carriage frame for folding.

Background

At present, the frame of the baby carriage mainly comprises a front foot group, a rear foot group, a push handle group, a seat group and the like, wherein front handrails are respectively arranged on two sides of the seat group, and the design purpose is as follows: the seat group can form a complete and stable integral frame through the connection of the front armrests; and secondly, the baby can be prevented from accidentally falling out from the side surface of the seat group, and the safety of the baby taking is ensured. Meanwhile, in order to improve the use convenience of the baby carriage, the frame is designed into a foldable structure, namely when the frame needs to be folded and stored, the front handrail is usually detached from the seat group, namely the whole frame of the seat group is firstly broken, and the pushing handle group drives the seat group, the front foot group and the rear foot group to mutually close to form frame folding; when the frame needs to be unfolded for use, the pushing handle group drives the seat group, the front foot group and the rear foot group to be mutually separated to form the frame to be unfolded, then the front armrest is re-installed on the seat group, namely the whole frame of the seat group is restored to be complete again, and at the moment, the safety of taking a baby can be ensured. Obviously, the front handrail needs to be detached and used independently when the frame is folded or unfolded, so that not only is the operation troublesome in practical use, but also the detached front handrail is easy to lose, and great inconvenience is brought to users.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides the front handrail which is simple to operate, convenient to use and capable of effectively avoiding the loss of the front handrail and is matched with a frame to fold a car.

The technical problem of the utility model is realized by the following technical scheme:

a front handrail matched with a frame for folding a vehicle comprises a front foot group, a rear foot group, a push handle group and a seat group which form the frame, wherein the two sides of the seat group are respectively provided with a front handrail, the front end of the front handrail is rotationally connected to a rotating seat at the front side of the seat group, the rear side of the front handrail is provided with a connecting rod, the rear end of the connecting rod is rotationally connected to a backrest at the rear side of the seat group, and the front end of the connecting rod is detachably connected with the rear end of the front handrail in an inserting way; the rear end of the front handrail is separated from the front end of the connecting rod, the integral frame of the seat group is unlocked, and the pushing handle group drives the seat group, the front foot group and the rear foot group to mutually close to form frame folding; the pushing handle group drives the seat group, the front foot group and the rear foot group to be mutually separated to form a frame to be unfolded, the rear end of the front handrail and the front end of the connecting rod are integrally inserted, and the integral frame of the seat group is locked.

A handrail lock is arranged between the rear end of the front handrail and the front end of the connecting rod, and the handrail lock unlocks or locks the plug-in connection between the rear end of the front handrail and the front end of the connecting rod; and a control lock is arranged at the joint of the front end of the front armrest and the rotary seat and controls the unlocking or locking of the armrest lock.

The front handrail is characterized in that a fixedly installed plug-in is arranged at the rear end of the front handrail, a plug-in rod and a plug hole which are matched and inserted are respectively arranged between the rear end of the plug-in and the front end of the connecting rod, the handrail lock is arranged between the plug-in rod and the plug hole, and the plug-in connection between the plug-in rod and the plug hole is unlocked or locked.

The handrail lock comprises a lock hole arranged on the wall of the hole and a lock block arranged in the inserted rod, and the lock block enters the lock hole to form the locking of the handrail lock or is separated from the lock hole to form the unlocking of the handrail lock.

The lock block is pushed by elasticity to move outwards into the lock hole to form the locking of the armrest lock.

The rotary seat is internally provided with a connecting seat which horizontally penetrates through the rotary seat, and the front end of the front handrail is rotatably connected to the connecting seat.

The control lock comprises a sliding block arranged in the connecting seat and a button which penetrates through the connecting seat and is exposed on the rotating seat, and a pull rope which is mutually connected is arranged between the sliding block and the locking block; the button is pressed inwards to drive the sliding block to slide, and the sliding block pulls the locking block to be separated from the lock hole through the pull rope to unlock the armrest lock.

The sliding block is tightly attached to the driving block through elastic pushing, the driving block is tightly attached to the button, a driving inclined plane which is tightly attached to the sliding block is arranged between the driving block and the sliding block, and the button is pressed inwards to drive the driving block to push the sliding block to slide through the driving inclined plane.

Compared with the prior art, the front end of the front handrail is rotatably connected to the rotating seat on the front side of the seat group, the connecting rod is additionally arranged on the rear side of the front handrail, the rear end of the connecting rod is rotatably connected to the backrest on the rear side of the seat group, and the front end of the connecting rod is detachably connected with the rear end of the front handrail in an inserting manner; therefore, when the rear end of the front handrail is separated from the front end of the connecting rod, the integral frame of the seat group is unlocked, the front handrail does not need to be detached from the frame, and the pushing handle group drives the seat group, the front foot group and the rear foot group to be close to each other to form frame folding; when the pushing handle group drives the seat group, the front foot group and the rear foot group to be separated from each other to form the frame to be unfolded, the rear end of the front handrail and the front end of the connecting rod are connected into a whole in an inserting mode, so that the whole frame of the seat group is locked again, and the sitting safety of a baby can be guaranteed. Obviously, the front handrail with the structure does not need to be disassembled, does not influence the folding or unfolding operation of the frame, is simple to operate, and can effectively avoid the loss of the front handrail, so that great convenience is brought to users.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional structural view of the armrest lock in a locked state.

Fig. 3 is a schematic sectional view showing the structure of the control lock in an unpressed state.

Fig. 4 is a schematic sectional structural view of the armrest lock in an unlocked state.

Fig. 5 is a schematic sectional view showing a button of the control lock in a pressed state.

Fig. 6 is a structural schematic diagram of the vehicle frame in the unfolded state.

Fig. 7 is a schematic view showing the structure in which the rear end of the front handle is separated from the front end of the connecting rod.

Fig. 8 is a schematic structural view of the push handle set shortening.

Fig. 9 is a schematic structural view of the pushing handle set driving the seat set, the front leg set and the rear leg set to be close to each other.

Fig. 10 is a schematic view of the fully folded frame.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the above drawings.

As shown in fig. 1 to 10, the chair comprises a front foot group 1, a rear foot group 2, a push handle group 3, a seat group 4, a rotating seat 41, a backrest 42, a connecting seat 43, a front armrest 5, a connecting rod 6, an inserting hole 61, a locking hole 62, an inserting piece 7, an inserting rod 71, an armrest lock 8, a locking block 81, a locking block 82, a locking block spring 9, a control lock 91, a sliding block 92, a driving block 93, a button 94, a driving inclined plane 95, a sliding block spring and a pull rope 10.

The structure of the front handrail 5 comprises a front foot group 1, a rear foot group 2, a push handle group 3, a seat group 4 and the like which form the frame, the front handrail 5 is respectively arranged at two sides of the seat group, and the design structures of the front handrail 5 at two sides of the seat group 4 are completely the same, so the embodiment only takes the structure of the front handrail 5 at one side of the seat group 4 as an example for detailed description.

The front end of the front handrail 5 is rotatably connected on a rotating seat 41 at the front side of the seat group 4, the rear side of the front handrail 5 is provided with a connecting rod 6, the rear end of the connecting rod is rotatably connected on a backrest 42 at the rear side of the seat group 4, and the front end of the connecting rod 6 is detachably connected with the rear end of the front handrail 5 in an inserting manner.

The rotary connection structure at the front end of the front handrail 5 is characterized in that a connection seat 43 horizontally penetrating through the rotary seat is arranged in the top of the rotary seat 41, the front end of the front handrail 5 is inserted into the connection seat 43, the front end and the front end are positioned on the same axis, and the front handrail 5 is just in rotary connection around the axis.

Preceding handrail 5 rear end and connecting rod 6 front end between be equipped with handrail lock 8, specifically be: the rear end of the front handrail 5 is firstly provided with a fixedly installed plug-in 7, an inserted rod 71 and an insertion hole 61 which are matched and inserted with each other are respectively arranged between the rear end of the plug-in and the front end of the connecting rod 6, the handrail lock 8 is just arranged between the inserted rod 71 and the insertion hole 61, and the plug-in connection between the inserted rod 71 and the insertion hole 61 is unlocked or locked, namely the plug-in connection between the rear end of the front handrail 5 and the front end of the connecting rod 6 is unlocked or locked.

The armrest lock 8 comprises a lock hole 62 arranged on the hole wall of the insertion hole 61 and a lock block 81 arranged in the insertion rod 71, the lock block is elastically pushed by a lock block spring 82 to move outwards in a normal state and enter the lock hole 62, at the moment, the lock block 81 is just clamped between the plug-in piece 7 and the connecting rod 6 to form the locking of the armrest lock 8, and the rear end of the plug-in piece 7 and the front end of the connecting rod 6 cannot be detached, namely, the armrest lock 8 is in a locked state in the normal state; the unlocking of the armrest lock 8 is only achieved if the locking piece 81 is moved inwardly against the spring force of the locking piece spring 82 out of the locking hole 62.

The control lock 9 is arranged at the joint of the front end of the front handrail 5 and the rotating seat 41 and can control the unlocking or locking of the handrail lock 8, the structure of the control lock comprises a sliding block 91 arranged in the connecting seat 43 and a button 93 which penetrates through the connecting seat and is exposed on the rotating seat 41, and a pull rope 10 which is connected with each other is arranged between the sliding block 91 and the locking block 81.

The sliding block 91 is normally pushed by the sliding block spring 95 to be tightly attached to the button 93, specifically, the sliding block is firstly tightly attached to the driving block 92, and then the driving block is tightly attached to the button 93, so that the button 93 is indirectly pushed to be exposed on the rotary seat 41, and at the moment, the armrest lock 9 is in a locked state.

A driving inclined plane 94 which is tightly attached is arranged between the driving block 92 and the sliding block 91; therefore, when the button 93 is pressed inward, the driving block 92 is driven to push the sliding block 91 to slide through the driving inclined surface 94, and the sliding block 91 can pull the lock block 81 to be separated from the lock hole 62 through the pull rope 10 to unlock the armrest lock 8.

Thus, when the control lock 9 controls the armrest lock 8 to unlock, the rear end of the front armrest 5 is separated from the front end of the connecting rod 6, the front armrest 5 automatically rotates around the connecting seat 43 to droop under the action of gravity, so that the integral frame of the seat group 4 is unlocked, the front armrest 5 does not need to be detached from the frame, and the pushing handle group 3 drives the seat group 4, the front foot group 1 and the rear foot group 2 to mutually close to form frame folding; when the pushing handle group 3 drives the seat group 4, the front foot group 1 and the rear foot group 2 to be separated from each other to form a frame to be unfolded, the rear end of the front handrail 5 and the front end of the connecting rod 6 are inserted into a whole, so that the handrail lock 8 is locked again, namely, the whole frame of the seat group 4 is locked again, and the riding safety of the baby can be ensured.

Therefore, the front handrail 5 with the structure does not need to be disassembled, does not influence the folding or unfolding operation of the frame, is simple to operate, and can effectively avoid the loss of the front handrail, thereby bringing great convenience to users.

The above description is only a specific embodiment of the present invention, and those skilled in the art should understand that any similar structural design to the embodiment is included in the protection scope of the present invention.

Claims (8)

1. A front handrail matched with a frame for folding a car comprises a front foot group (1), a rear foot group (2), a push handle group (3) and a seat group (4) which form the frame, wherein the two sides of the seat group are respectively provided with a front handrail (5), and the front handrail is characterized in that the front end of the front handrail (5) is rotatably connected on a rotating seat (41) at the front side of the seat group (4), the rear side of the front handrail (5) is provided with a connecting rod (6), the rear end of the connecting rod is rotatably connected on a backrest (42) at the rear side of the seat group (4), and the front end of the connecting rod (6) is detachably connected with the rear end of the front handrail (5) in an inserting way; the rear end of the front handrail (5) is separated from the front end of the connecting rod (6), the integral frame of the seat group (4) is unlocked, and the pushing handle group (3) drives the seat group (4), the front foot group (1) and the rear foot group (2) to mutually draw together to form a frame folding; the pushing handle group (3) drives the seat group (4), the front foot group (1) and the rear foot group (2) to be mutually separated to form a frame to be unfolded, the rear end of the front handrail (5) is integrally inserted with the front end of the connecting rod (6), and the integral frame of the seat group (4) is locked.

2. The front handrail matched with a frame for folding a vehicle according to claim 1, wherein a handrail lock (8) is arranged between the rear end of the front handrail (5) and the front end of the connecting rod (6), and the handrail lock unlocks or locks the plug-in connection between the rear end of the front handrail (5) and the front end of the connecting rod (6); and a control lock (9) is arranged at the joint of the front end of the front armrest (5) and the rotary seat (41), and controls the unlocking or locking of the armrest lock (8).

3. The front armrest for retracting the vehicle in cooperation with the frame as claimed in claim 2, wherein the rear end of the front armrest (5) is provided with a fixedly installed plug-in member (7), an insertion rod (71) and an insertion hole (61) which are matched and inserted with each other are respectively arranged between the rear end of the plug-in member and the front end of the connecting rod (6), the armrest lock (8) is arranged between the insertion rod (71) and the insertion hole (61), and the plug-in connection between the insertion rod (71) and the insertion hole (61) is unlocked or locked.

4. A front armrest for accommodating a vehicle frame as claimed in claim 3, wherein said armrest lock (8) comprises a lock hole (62) formed on the wall of the insertion hole (61) and a lock block (81) disposed in the insertion rod (71), said lock block being inserted into the lock hole (62) to lock the armrest lock (8) or being separated from the lock hole (62) to unlock the armrest lock (8).

5. A front armrest for retracting vehicle in combination with a frame as claimed in claim 4, wherein said lock block (71) is pushed by elasticity to move outward into said lock hole (62) to lock said armrest lock (8).

6. The front armrest matched with the frame for folding the vehicle as claimed in claim 4, wherein a connecting seat (43) horizontally penetrating through the rotating seat is arranged in the rotating seat (41), and the front end of the front armrest (5) is rotatably connected to the connecting seat (43).

7. The front armrest matched with the frame for folding the vehicle as claimed in claim 6, wherein the control lock (9) comprises a sliding block (91) arranged in the connecting seat (43) and a button (93) exposed on the rotating seat (41) through the connecting seat (43), and a pull rope (10) connected with each other is arranged between the sliding block (91) and the locking block (81); the push button (93) is pressed inwards to drive the sliding block (91) to slide, and the sliding block pulls the locking block (81) to be separated from the lock hole (62) through the pull rope (10) to unlock the armrest lock (8).

8. The front armrest matched with the frame for folding the vehicle as claimed in claim 7, wherein the sliding block (91) is tightly attached to the driving block (92) by elastic pushing, the driving block is tightly attached to the button (93), a tightly attached driving inclined plane (94) is arranged between the driving block (92) and the sliding block (91), and the button (93) is pressed inwards to drive the driving block (92) to push the sliding block (91) to slide through the driving inclined plane (94).

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