CN211918796U - Combined double baby carriage - Google Patents

Abstract

The utility model relates to a modular double bassinet, including first bassinet and second bassinet, first bassinet, second bassinet all include the car frame body and install in the wheel of car frame body, the wheel is provided with and connects first bassinet, second bassinet side by side into an organic whole first connecting piece. The utility model discloses have the effect that provides two separable solitary single bassinets.

Description

Combined double baby carriage

Technical Field

The utility model belongs to the technical field of the technique of bassinet and specifically relates to a modular double bassinet is related to.

Background

The baby carriage is a tool vehicle designed for providing convenience for outdoor activities of babies, is a favorite walking vehicle for babies, and is an essential product for mothers to go shopping on the street with the babies. With the progress of production and living, the usage scenes of the baby carriage are more and more.

At present, the chinese patent with the publication number CN 208915229U discloses a foldable double seat stroller with single hand, which comprises a handle tube, a seat frame, a front leg tube, a rear leg tube, a front wheel assembly and a rear wheel assembly, wherein the rear wheel assembly is installed at the bottom end of the rear leg tube, the front wheel assembly is installed at the bottom of the front leg tube, two sides of the handle tube are connected with the front leg tube and the rear leg tube through connecting joints to form a rotatable folding structure, and a vehicle folding button is arranged on the handle tube and is connected with the connecting joint through a vehicle folding rope to form a locking or unlocking control structure for the connecting joint, the seat frames comprise two pairs which are arranged side by side at the left and right to form a double seat structure, the front and the rear parts of the outer sides of the two seat frames are respectively connected with the front foot tubes and the connecting joints through seat frame connecting sheets to form a rotatable and movable vehicle body structure, and the inner sides of the two seat frames are adjacent to each other and are movably connected with a middle supporting tube together to form a rotatable structure; the upper end of the seat frame connecting sheet is connected with the connecting joint to form a rotary driving structure for the two seat frames, a rotatable rear foot linkage sheet is further connected at the joint of the lower end of the seat frame connecting sheet and the seat frame, and the tail end of the rear foot linkage sheet is movably connected with the rear foot tube to form a rotary driving structure for the rear foot tube; the connecting joint comprises an upper joint and a lower joint, clamping teeth are arranged in the upper joint and the lower joint, the upper joint is connected with the lower end of the handle pipe, the lower joint is connected with the front foot pipe and the rear foot pipe, and the upper joint and the lower joint are embedded together side by side to form a structure capable of rotating relatively; a fixed rotating shaft is arranged in the lower joint, a linkage tooth block is sleeved on the fixed rotating shaft, teeth on the linkage tooth block are in concave-convex matching with clamping teeth in the upper joint and the lower joint, and the linkage tooth block is integrally embedded in inner holes of the upper joint and the lower joint; the fixed rotating shaft is also sleeved with a spring, the spring is positioned between the linkage tooth block and the lower joint, and the linkage tooth block is pushed to a position which is clamped with the upper joint and the lower joint simultaneously through the spring in a natural state; and a pushing piece is arranged on one side of the linkage tooth block close to the upper joint, the pushing piece is connected with the car collecting rope and is also contacted with the linkage tooth block, and the linkage tooth block is compressed into the lower joint by pulling the pushing piece through the car collecting rope so as to be separated from the upper joint for clamping. The locking is released by pressing the folding button through the mutual matching action of the components such as the handle tube, the front foot tube, the rear foot tube, the seat frame, the connecting joint, the seat frame connecting sheet and the rear foot linkage sheet, then the folding and unfolding of the double-seat baby carriage can be completed by one hand, and the middle part is also provided with the pulling structure, so that the double-seat baby carriage can be more convenient, faster, more time-saving and more labor-saving in folding operation and unfolding operation.

The above prior art solutions have the following drawbacks: the seat frame of the double-seat baby carriage is provided with two pairs of seat frames which are in a structure of being parallel to each other in a left-right side-by-side mode, and the seat frames of the double-seat baby carriage are not separable, so that the large double-seat baby carriage still needs to be pushed even though only one baby is needed to be taken sometimes, and the double-seat baby carriage is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a modular double bassinet, which has the advantages of providing two separable single bassinets.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

content of the master right: the utility model provides a modular double bassinet, includes first bassinet and second bassinet, first bassinet, second bassinet all include the car frame body and install in the wheel of car frame body, the wheel is provided with and connects first bassinet, second bassinet side by side into an organic whole first connecting piece.

By adopting the technical scheme, the wheels are provided with the first connecting pieces, when a user needs to carry two infants, the two adjacent wheels of the first baby carriage and the second baby carriage are fixedly spliced into the double baby carriage through the first connecting pieces, and only one of the baby carriages needs to be pushed to realize synchronous walking of the double baby carriage; when a user only needs to carry one baby, the wheels of the first baby carriage and the wheels on the second baby carriage are released from being fixed, and the first baby carriage and the second baby carriage are separated.

The present invention may be further configured in a preferred embodiment as: the bicycle frame body comprises two side supports which are distributed along the transverse direction and a folding support which is arranged between the two side supports, the side supports comprise a rear wheel supporting rod, a push handle rod which is hinged at the upper end part of the rear wheel supporting rod and a front wheel supporting rod of which the upper part is hinged at one end of the push handle rod close to the rear wheel supporting rod, the axis of a hinge point of the rear wheel supporting rod and the axis of a hinge point of the front wheel supporting rod are arranged along the transverse direction, the lower end of the front wheel supporting rod and the lower end of the rear wheel supporting rod are respectively and rotatably connected with a front wheel and a rear wheel, the front wheel and the rear wheel respectively comprise an inner side wheel and an outer side wheel which are rotatably connected with the front wheel supporting rod or the rear wheel supporting rod around the axes of the front wheel supporting rod or the rear wheel supporting rod and are respectively arranged at the two sides of the front wheel supporting rod or the rear wheel supporting rod, the outer side end surface of the outer side, the connecting groove has been seted up to the boss, the terminal surface protrusion that the outside wheel was kept away from to the boss is provided with the connecting block of embedding in the connecting groove that slides.

By adopting the technical scheme, the folding supports are used for controlling the folding of the supports on the two sides, when the first baby carriage and the second baby carriage are folded, the upper end of the front wheel supporting rod downwards rotates towards the direction close to the rear wheel supporting rod along the clockwise direction, the upper end of the rear wheel supporting rod downwards rotates towards the direction close to the front wheel supporting rod along the anticlockwise direction, the push handle rod is simultaneously pushed to rotate 180 degrees towards the direction close to the front wheel supporting rod along the anticlockwise direction, the folding in the height direction is realized, the gravity center of the baby carriage is effectively reduced, meanwhile, the supports on the two sides are folded towards the mutually close direction, the size of the baby carriage is effectively reduced, and the occupied space of; through being provided with spread groove and connecting block, with the outside wheel of two adjacent front wheels of first bassinet, second bassinet, the connecting block on the outside wheel of two adjacent back wheels is scarf joint in the spread groove that slides.

The present invention may be further configured in a preferred embodiment as: the connecting block is provided with two sets ofly and follows the axis symmetric distribution of boss, every group the connecting block includes that the axial protrusion along the boss is close to the butt piece of boss axis one side in the fixed block of boss terminal surface and fixed connection in the fixed block, the connecting block is the L type, the spread groove is provided with two sets ofly relatively, every group the spread groove includes that the coaxial seting up in the boss terminal surface and communicate in the arc spout that the boss inner chamber slided in order to supply the fixed block and communicate in spout one end and slide the mounting groove of embedding in the boss inner chamber in order to supply the.

Through adopting above-mentioned technical scheme, through inserting into in another outside takes turns to the mounting groove with the butt piece on one of them outside wheel between adjacent, one of them outside wheel of forward rotation for the fixed block slides and imbeds in the spout, and butt piece inner wall butt in the boss outer wall simultaneously restricts the relative rotation of two outside wheels, realizes the fixed of two adjacent outer wheels, and the separation can be realized to one of them outside wheel of reverse rotation.

The present invention may be further configured in a preferred embodiment as: the concave station is provided with a limiting groove, and the first connecting piece is provided with a limiting column clamped in the limiting groove.

Through adopting above-mentioned technical scheme, set up spacing groove and spacing post to realize the stopping of first connecting piece and outside wheel soon.

The present invention may be further configured in a preferred embodiment as: the push handle rod is provided with a second connecting piece which connects the first baby carriage and the second baby carriage into a whole in parallel.

Through adopting above-mentioned technical scheme, the increase is provided with the second connecting piece, further fixes first bassinet, second bassinet, improves its overall structure stability and reliability.

The present invention may be further configured in a preferred embodiment as: the second connecting piece is provided with a movable part which slides along the axial direction of the push handle rod of the first baby carriage and coaxially rotates and is sleeved on the push handle rod of the first baby carriage, and a buckling part which is movably buckled on the push handle rod of the second baby carriage.

Through adopting above-mentioned technical scheme, the second connecting piece is provided with movable part and buckling part, will be located on the first bassinet second connecting piece and slide to suitable position along the axis direction of pushing away the handlebar pole and with buckling part lock joint on the pushing away of second bassinet on the handlebar pole to further fix first bassinet and second bassinet.

The present invention may be further configured in a preferred embodiment as: the buckling part comprises two elastic clamping blocks which are arranged in an arc shape, a clamping part for clamping the push handle rod is formed between the two clamping blocks, and an opening which is communicated with the clamping part to allow the push handle rod to come in and go out is formed between the two clamping blocks.

Through adopting above-mentioned technical scheme, adjust the sliding position of second connecting piece, thereby exert the effort towards being close to push away the handle pole direction to the second connecting piece and force push away the handle pole from the opening part lock joint in the clamping part to further fix first bassinet, second bassinet, when needs are to separating the double bassinet, exert the effort towards keeping away from the handle pole direction to the second connecting piece, push away the handle pole from the opening part roll-off.

The present invention may be further configured in a preferred embodiment as: and a force unloading block is arranged on the clamping block far away from the movable part in a protruding manner.

Through adopting above-mentioned technical scheme, be provided with and unload the power piece, the person of being convenient for breaks off with the fingers and thumb the second connecting piece.

The present invention may be further configured in a preferred embodiment as: and a lifting hole for a user to stretch into is formed between the movable part and the buckling part of the second connecting piece.

Through adopting above-mentioned technical scheme, be provided with and carry the drawing hole, the thumb of the user of being convenient for stretches into and breaks off with the fingers and thumb.

To sum up, the utility model discloses a following at least one useful technological effect:

the wheels are provided with first connecting pieces, when a user needs to carry two babies, the two wheels between the first baby carriage and the second baby carriage which are adjacent are fixedly spliced into the double baby carriage through the first connecting pieces, and only one baby carriage is pushed to realize synchronous walking of the double baby carriage; when a user only needs to carry one baby, the wheels of the first baby carriage and the wheels on the second baby carriage are released from being fixed, so that the first baby carriage and the second baby carriage are separated;

a second connecting piece is additionally arranged to further fix the first baby carriage and the second baby carriage, so that the stability and reliability of the whole structure of the baby carriage are improved;

the sliding position of the second connecting piece is adjusted, acting force towards the direction close to the push handle rod is applied to the second connecting piece, so that the push handle rod is forced to be buckled at the clamping part from the opening, the first baby carriage and the second baby carriage are further fixed, when the double baby carriages are required to be separated, acting force towards the direction far away from the push handle rod is applied to the second connecting piece, and the push handle rod slides out from the opening.

Drawings

FIG. 1 is a schematic structural diagram of a combined double stroller in the embodiment;

FIG. 2 is a schematic view of the first stroller or the second stroller in the embodiment;

FIG. 3 is an exploded view of the wheel structure of the embodiment;

FIG. 4 is a schematic structural view of a first connecting member in the embodiment;

FIG. 5 is a schematic structural view of a second connecting member in the embodiment;

FIG. 6 is a schematic structural view of a first link in the embodiment;

FIG. 7 is a schematic structural diagram of a position limiting assembly in the embodiment;

fig. 8 is an exploded view of the first limiting member according to the embodiment.

In the figure, 1A, a first buggy; 1B, a second baby carriage; 1. a frame body; 11. a side bracket; 111. a front wheel strut; 112. a rear wheel strut; 113. a handle pushing rod; 1131. pushing the handle; 114. a support bar; 12. folding the bracket; 121. a first link; 1211. a first rotating shaft; 1212. a torsion spring; 122. a second link; 1221. a second rotating shaft; 123. a limiting component; 1231. a first limit piece; 1232. a third rotating shaft; 1233. a clamping groove; 1234. a clamping part; 1235. a pulling section; 2. a wheel; 21. an inner side wheel; 22. an outboard wheel; 221. a concave platform; 222. a limiting groove; 23. a rotating shaft; 24. a first connecting member; 241. a fixing plate; 242. a boss; 25. connecting grooves; 251. a chute; 252. mounting grooves; 26. connecting blocks; 261. a fixed block; 262. a butting block; 27. a limiting rod; 4. a second connecting member; 41. a movable portion; 42. a buckling part; 421. a clamping block; 43. a clamping portion; 44. an opening; 46. lifting and pulling the hole; 45. and (7) a force unloading block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a combined double bassinet, including first bassinet 1A and second bassinet 1B, first bassinet 1A, second bassinet 1B all include frame body 1 and install in wheel 2 of frame body 1. The frame body 1 comprises two side brackets 11 which are distributed along the transverse direction and can be folded or unfolded along the transverse direction and a folding bracket 12 which is arranged between the two side brackets 11 to control the folding or unfolding of the two side brackets 11, and the wheel 2 is provided with a first connecting piece 24 which connects the first baby carriage 1A and the second baby carriage 1B into a whole side by side.

The side bracket 11 includes a rear wheel support rod 112, a push handle rod 113 hinged to the upper end of the rear wheel support rod 112, a front wheel support rod 111 hinged to the push handle rod 113 at its upper portion near one end of the rear wheel support rod 112, and a support rod 114 hinged to the rear wheel support rod 112 at one end and hinged to the front wheel support rod 111 at the other end. The axis of the hinge point of the rear wheel strut 112 and the axis of the hinge point of the front wheel strut 111 are transversely arranged, the hinge joint of the support rod 114 and the front wheel strut 111 is positioned between the hinge joint of the first connecting rod 121 and the front wheel strut 111 and the hinge joint of the front wheel strut 111 and the push handle rod 113, and the hinge joint of the support rod 114 and the rear wheel strut 112 is positioned between the hinge joint of the first connecting rod 121 and the rear wheel strut 112 and the hinge joint of the rear wheel strut 112 and the push handle rod 113. The front wheel supporting rod 111, the rear wheel supporting rod 112 and the push handle rod 113 are made of steel tube materials, and the surfaces of the steel tubes are coated with non-toxic, flame-retardant and environment-friendly paint to improve the flame retardant property of the steel tubes.

Referring to fig. 2 and 3, the lower end of the front wheel strut 111 and the lower end of the rear wheel strut 112 are respectively rotatably connected with the front wheel 2 and the rear wheel 2 through the rotating shaft 23, and each of the front wheel 2 and the rear wheel 2 includes an inner wheel 21 and an outer wheel 22 which are rotatably connected to the front wheel strut 111 or the rear wheel strut 112 around the axis thereof and respectively located at two sides of the front wheel strut 111 or the rear wheel strut 112. The outer side end face of the outer wheel 22 is coaxially provided with a circular concave 221 extending along the axial direction of the outer wheel 22, and the concave 221 is provided with a limit groove 222. The first connecting member 24 includes an annular fixing plate 241 coaxially disposed in the recess 221 and a boss 242 disposed in a hollow and coaxially protruding and fixed to a side of the fixing plate 241 away from the outer wheel 22. The connecting groove 25 has been seted up to boss 242, and the terminal surface protrusion that outside wheel 22 was kept away from to boss 242 is provided with the connecting block 26 of embedding in connecting groove 25 that slides, and the inner wall protrusion of boss 242 is provided with the spacing post of joint in spacing groove 222.

Referring to fig. 3 and 4, the connecting blocks 26 are provided with two sets and symmetrically distributed along the axis of the boss 242, each set of connecting block 26 includes a fixing block 261 protruding from the end face of the boss 242 along the axial direction of the boss 242 and an abutting block 262 fixedly connected to one side of the fixing block 261 close to the axis of the boss 242, and the connecting block 26 is L-shaped. The connecting grooves 25 are oppositely arranged in two groups, and each group of connecting grooves 25 comprises an arc-shaped sliding groove 251 which is coaxially arranged on the end face of the boss 242 and communicated with the inner cavity of the boss 242 to allow the fixing block 261 to slide and a mounting groove 252 which is communicated with one end of the sliding groove 251 to allow the abutting block 262 to slide and be embedded into the inner cavity of the boss 242.

Referring to fig. 1 and 5, the push handle bar 113 is provided with a second connecting member 4 for connecting the first stroller 1A and the second stroller 1B side by side into a whole, the second connecting member 4 is provided with a movable portion 41 of the push handle bar 113 sliding along the axial direction of the push handle bar 113 of the first stroller 1A and coaxially rotating and sleeved on the first stroller 1A, and a buckling portion 42 movably buckled to the push handle bar 113 of the second stroller 1B. The buckling portion 42 includes two elastic clamping blocks 421 arranged in an arc shape, a clamping portion for clamping the handle pushing rod 113 is formed between the two clamping blocks 421, and an opening 44 communicated with the clamping portion for allowing the handle pushing rod 113 to come in and go out is formed between the two clamping blocks 421. The clamping block 421 far away from the movable portion 41 is provided with a force-releasing block 45 in a protruding manner, and a lifting hole 46 for a user to insert a hand is formed between the movable portion 41 and the buckling portion 42 of the second connecting member 4.

Referring to fig. 2 and 6, the folding bracket 12 includes two first connecting rods 121 distributed crosswise, two second connecting rods 122 distributed crosswise, and a limiting assembly 123 for limiting the folding or unfolding of the two side brackets 11. One end of the first link 121 is hinged to the lower portion of the front wheel strut 111 and the other end is hinged to the lower portion of the opposite side of the rear wheel strut 112, and the intersection of the two first links 121 is hinged by a first rotating shaft 1211. One end of the second link 122 is hinged to the rear wheel strut 112 and the other end is hinged to the opposite push handle bar 113, and the intersection of the two second links 122 is hinged through a second rotating shaft 1221. The first rotating shaft 1211 is sleeved with a torsion spring 1212 for forcing the hinge of the two first connecting rods 121 and the front wheel strut 111 or the hinge of the two first connecting rods 121 and the rear wheel strut 112 to rotate in the direction of approaching each other, and two ends of the torsion spring 1212 are respectively fixedly connected to the two first connecting rods 121.

Referring to fig. 7 and 8, the limiting assembly 123 includes two first limiting members 1231 that are distributed in a cross manner, one end of each first limiting member 1231 is hinged to the lower portion of the second connecting rod 122, the intersection of the two first limiting members 1231 is hinged to the third rotating shaft 1232, one end of one of the first limiting members 1231, which is far away from the second connecting rod 122, is provided with a clamping portion 1234, the other first limiting member 1231 is provided with a clamping groove 1233 for slidably clamping the clamping portion 1234, and when the clamping portion 1234 is clamped in the clamping groove 1233, the stroller is in an unfolded state. The first position-limiting part 1231 at the rear side is convexly provided with a lifting part 1235 which is convenient for a user to take out by hand.

The implementation principle of the embodiment is as follows: when the first stroller 1A and the second stroller 1B are joined: the abutting block 262 on one of the outer side wheels 22 between the adjacent first baby carrier 1A and the adjacent second baby carrier 1B is inserted into the mounting groove 252 on the other outer side wheel 22, one of the outer side wheels 22 is rotated in the forward direction, so that the fixing block 261 is embedded in the sliding groove 251 in a sliding manner, meanwhile, the inner wall of the abutting block 262 abuts against the outer wall of the boss 242, the relative rotation of the two outer side wheels 22 is limited, and the two adjacent outer wheels 2 are fixed; by adjusting the sliding position of the second connecting member 4 on the first stroller 1A, a force is applied to the second connecting member 4 in a direction approaching the push handle bar 113 on the second stroller 1B to force the push handle bar 113 to be fastened to the holding portion from the opening 44, thereby further fixing the first and second strollers 1A and 1B.

When the double-baby carriage needs to be separated, acting force in the direction away from the push handle rod 113 is applied to the second connecting piece 4, and the push handle rod 113 slides out of the opening 44 and only needs to push one baby carriage to realize synchronous walking of the double-baby carriage; disengagement can be achieved by reversing one of the outboard wheels 22.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (9)

1. A combined double baby carriage is characterized in that: including first bassinet (1A) and second bassinet (1B), first bassinet (1A), second bassinet (1B) all include car frame body (1) and install in wheel (2) of car frame body (1), wheel (2) are provided with and connect first bassinet (1A), second bassinet (1B) side by side and become integrative first connecting piece (24).

2. A modular double stroller according to claim 1, wherein: the bicycle frame body (1) comprises two side supports (11) which are distributed along the transverse direction and a folding support (12) which is arranged between the two side supports (11), the side supports (11) comprise rear wheel support rods (112), push handle rods (113) which are hinged to the upper end parts of the rear wheel support rods (112) and front wheel support rods (111) of which the upper parts are hinged to the push handle rods (113) and close to one ends of the rear wheel support rods (112), the axis of the hinged point of the rear wheel support rods (112) and the axis of the hinged point of the front wheel support rods (111) are transversely arranged, the lower ends of the front wheel support rods (111) and the lower ends of the rear wheel support rods (112) are respectively and rotatably connected with front wheels (2) and rear wheels (2), the front wheels (2) and the rear wheels (2) respectively comprise inner side wheels (21) and outer side wheels (22) which are rotatably connected to the front wheel support rods (111) or the rear wheel support rods (112) around the axes of the front wheels and are respectively positioned, the circular concave station (221) of edge outside wheel (22) axial extension is seted up to the outside terminal surface of outside wheel (22) is coaxial, and first connecting piece (24) including place annular fixed plate (241) of concave station (221) in coaxial and be boss (242) that the cavity setting and coaxial protrusion were fixed in fixed plate (241) and keep away from outside wheel (22) one side, spread groove (25) have been seted up in boss (242), the terminal surface protrusion that outside wheel (22) was kept away from in boss (242) is provided with connecting block (26) of embedding in spread groove (25) that slides.

3. A modular double stroller according to claim 2, wherein: connecting block (26) are provided with two sets ofly and follow the axis symmetric distribution of boss (242), every group connecting block (26) include along axial protrusion of boss (242) fixed block (261) and fixed connection of boss (242) terminal surface be close to butt joint piece (262) of boss (242) axis one side in fixed block (261), connecting block (26) are the L type, spread groove (25) are provided with two sets ofly relatively, every group spread groove (25) including coaxial seting up in boss (242) terminal surface and communicate arc spout (251) that boss (242) inner chamber slided in order to supply fixed block (261) and communicate in spout (251) one end with supply butt joint piece (262) to slide embedding in mounting groove (252) of boss (242) inner chamber.

4. A modular double stroller according to claim 2, wherein: the concave table (221) is provided with a limiting groove (222), and the first connecting piece (24) is provided with a limiting column clamped in the limiting groove (222).

5. A modular double stroller according to claim 2, wherein: the push handle rod (113) is provided with a second connecting piece (4) which connects the first baby carriage (1A) and the second baby carriage (1B) into a whole in parallel.

6. A modular double stroller according to claim 5, wherein: the second connecting piece (4) is provided with a movable part (41) which slides along the axial direction of a push handle rod (113) of the first baby carriage (1A) and coaxially rotates and is sleeved on the push handle rod (113) of the first baby carriage (1A), and a buckling part (42) which is movably buckled on the push handle rod (113) of the second baby carriage (1B).

7. A modular double stroller according to claim 6, wherein: buckling part (42) include two elasticity grip blocks (421) that are the arc setting, two form the clamping part that supplies centre gripping push handle pole (113) between grip block (421), have between two grip blocks (421) and communicate in the opening (44) that the clamping part goes in and out in order to supply push handle pole (113).

8. A modular double stroller according to claim 7, wherein: the clamping block (421) far away from the movable part (41) is convexly provided with a force unloading block (45).

9. A modular double stroller according to claim 7, wherein: the second connecting piece (4) is positioned between the movable part (41) and the buckling part (42) and is provided with a lifting hole (46) for a user to stretch into.

Images