CN208915232U - A kind of children trolley - Google Patents

A kind of children trolley Download PDF

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Publication number
CN208915232U
CN208915232U CN201821319778.9U CN201821319778U CN208915232U CN 208915232 U CN208915232 U CN 208915232U CN 201821319778 U CN201821319778 U CN 201821319778U CN 208915232 U CN208915232 U CN 208915232U
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China
Prior art keywords
push
fulcrum bearing
rod
connecting rod
children trolley
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CN201821319778.9U
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Chinese (zh)
Inventor
李照国
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Goodbaby Child Products Co Ltd
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Goodbaby Child Products Co Ltd
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Priority to CN201821319778.9U priority Critical patent/CN208915232U/en
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Abstract

The utility model discloses a kind of children trolleys, including stroller frame, stroller frame includes side stand and stull component, stull component includes the first fulcrum bearing and the second fulcrum bearing, side stand includes fore-stock, after-poppet, push-rod assembly, sliding part, first connecting rod and second connecting rod, shape has angle between the push-rod assembly of two sides, sliding part sliding is located on push-rod assembly, second fulcrum bearing is rotatablely connected with the sliding part of two sides respectively, fore-stock and after-poppet are rotatablely connected with the second fulcrum bearing or sliding part respectively, or, fore-stock and after-poppet are rotated coaxially with the second fulcrum bearing and sliding part respectively to be connect, first connecting rod and fore-stock are rotatablely connected, second connecting rod and after-poppet are rotatablely connected, first fulcrum bearing is rotatablely connected with the push-rod assembly of two sides respectively, first connecting rod and second connecting rod further average not with push-rod assembly or first Fulcrum bearing rotation connection.The children trolley folded configuration small volume, convenient for the use of children trolley.

Description

A kind of children trolley
Technical field
The utility model relates to articles for children technical fields, and in particular to a kind of children trolley.
Background technique
Children trolley in the prior art, including with expanded position and folding position stroller frame, be set to cart The front component and wheel assembly of the bottom of vehicle frame, the locking mechanism for being locked in stroller frame under unfolded state.It is existing Children trolley it is many kinds of, the number of stroller frame rod piece is different, and the link position between each rod piece is different, to fold original Reason is different with folding mode, and folded effect is also different.
Summary of the invention
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of improved children trolley.
In order to achieve the above objectives, the technical solution adopted in the utility model is:
A kind of children trolley unfolds and folds the stroller frame of state, the bottom of the stroller frame is arranged in including having The front component of front, be arranged in the stroller frame bottom rear portion wheel assembly and for the stroller frame to be locked in Locking mechanism under unfolded state, the stroller frame include be located at the left and right sides of the children trolley side stand and The stull component being connected between the side stand of the left and right sides, the stull component include the first fulcrum bearing and the second bearing Seat, the side stand of every side include:
Fore-stock, for installing the front component;
After-poppet, for installing the wheel assembly;
Push-rod assembly, shape has angle between the push-rod assembly of the left and right sides, the left and right two of first fulcrum bearing End rotates with the lower part of the push-rod assembly connect respectively;
Sliding part, the sliding part can be slidably arranged in the push rod along the length extending direction of the push-rod assembly On component, the left and right ends portion of second fulcrum bearing rotates with the sliding part of the left and right sides connect respectively, before described The top of bracket and the top of the after-poppet rotate and connect with second fulcrum bearing or the sliding part respectively, or The top of person, the top of the fore-stock and the after-poppet respectively with second fulcrum bearing and the sliding part same axis Rotation connection;
First connecting rod, the one end of the first connecting rod rotate with the fore-stock and connect, the first connecting rod it is another One end rotates and connect with the lower part of the push-rod assembly or first fulcrum bearing, alternatively, the first connecting rod is another Three end, the lower part of the push-rod assembly and first fulcrum bearing component same axis rotation connections;
Second connecting rod, the one end of the second connecting rod rotate with the after-poppet and connect, the second connecting rod it is another One end rotates and connect with the lower part of the push-rod assembly or first fulcrum bearing, alternatively, the second connecting rod is another Three end, the lower part of the push-rod assembly and first fulcrum bearing component same axis rotation connections.
Preferably, between the fore-stock of the left and right sides shape have angle and/or the after-poppet of the left and right sides it Between shape have angle.
Further, the fore-stock of the left and right sides is opened to the outside of the children trolley from up to down, and/or left The after-poppet of right two sides is opened to the outside of the children trolley from up to down.
Preferably, the push-rod assembly of the left and right sides is bottom-up opens to the outside of the children trolley.
Preferably, the top of the fore-stock and the top of the after-poppet rotate with second fulcrum bearing respectively Connection, in second fulcrum bearing, at the rotation connection of the fore-stock and second fulcrum bearing, second fulcrum bearing At rotation connection with the sliding part and at the rotation connection of the after-poppet and second fulcrum bearing from front to back according to The other end of secondary sequence setting, the other end of the first connecting rod and the second connecting rod is supported with described first respectively Seat rotates connection, in first fulcrum bearing, the first connecting rod at the rotation connection of first fulcrum bearing, it is described At the rotation connection of push-rod assembly and first fulcrum bearing and the rotation of the second connecting rod and first fulcrum bearing connects Meeting place, successively sequence is arranged from front to back.
Preferably, it is flexible can to extend along a length thereof direction for the push-rod assembly.
Further, the push-rod assembly includes the more push rod struts for extending along a length thereof direction and being successively sequentially arranged, The every push rod strut can be slidably arranged in along the length extending direction of a push rod strut adjacent thereto On the push rod strut of adjacent one, the sliding part and first fulcrum bearing are arranged at an institute positioned at bottom It states on push rod strut.
Further, the locking mechanism includes the first lock being separately positioned between adjacent two push rod struts Determine mechanism, when a first locking mechanism unlock make the push rod strut sliding with and pushed away described in its adjacent one When bar strut is mutually drawn close, the first locking mechanism adjacent with a first locking mechanism is driven to unlock.
Further, the locking mechanism further includes second locking mechanism, and the second locking mechanism setting is pushed away described Between bar assembly and the sliding part, the second locking mechanism solution is driven when the push-rod assembly is retracted to minimum length Lock.
Preferably, the stull component further includes strut component, and the strut component includes attachment base and connecting rod, described Connecting rod is separately positioned on the left and right sides of the attachment base, the one end of the connecting rod of the left and right sides respectively with left and right two The push-rod assembly of side rotates connection, and the other end of the connecting rod of the left and right sides turns with the attachment base phase respectively Dynamic connection.
Due to the application of the above technical scheme, the utility model has the advantage that this is practical new compared with prior art The children trolley structure of type is simple, and folding operation is convenient, and children's cart structure small volume after folding, convenient for children trolley It uses.
Detailed description of the invention
Attached drawing 1 is the perspective view of the children trolley of the utility model in the deployed state;
Attached drawing 2 is the side view of the children trolley of the utility model in the deployed state;
Attached drawing 3 is the optical cable of the children trolley of the utility model;
Attached drawing 4 is schematic diagram of internal structure (enlarged drawing) at A in attached drawing 1;
Attached drawing 5 is side view of the children trolley of the utility model in folding process;
Attached drawing 6 is the side view of the children trolley of the utility model in a folded configuration.
Wherein: 11, fore-stock;12, after-poppet;13, push-rod assembly;131, the first push rod strut;132, the second push rod branch Bar;133, third push rod strut;134, the 4th push rod strut;14, sliding part;15, first connecting rod;16, second connecting rod;21, One fulcrum bearing;22, the second fulcrum bearing;23, strut component;231, attachment base;232, connecting rod;31, first axle;32, the second axis; 33, third axis;34, the 4th axis;35, the 5th axis;36, the 6th axis;4, closing piece;41, lock tongue;5, unblock button;6, foot pedal;7, Front component;8, wheel assembly.
Specific embodiment
The technical solution of the utility model is further elaborated in the following with reference to the drawings and specific embodiments.
As shown in Fig. 1 ~ Fig. 6, the children trolley of the utility model includes the cart vehicle with unfolded state and folded state Frame, be arranged in stroller frame bottom front front component 7, be arranged in stroller frame bottom rear portion wheel assembly 8, for will The locking mechanism of stroller frame locking in the deployed state.
Stroller frame includes being located at the side stand of the left and right sides of children trolley and the collateral of the left and right sides being arranged in Stull component between frame.
The side stand of every side includes fore-stock 11, after-poppet 12, push-rod assembly 13, sliding part 14,15 and of first connecting rod The lower part of fore-stock 11 is arranged in second connecting rod 16, front component 7, and the lower part of after-poppet 12, left and right two is arranged in wheel assembly 8 Shape has angle between the fore-stock 11 of side, and shape has angle between the after-poppet 12 of the left and right sides, the push rod group of the left and right sides Shape has angle between part 13.Specifically, the fore-stock 11 of the left and right sides is from up to down to the outer of children trolley in the present embodiment Side is opened, and the after-poppet 12 of the left and right sides is also opened to the outside of children trolley from up to down, the push-rod assembly 13 of the left and right sides It is bottom-up to be opened to the outside of children trolley.
Stull component includes the first fulcrum bearing 21 and the second fulcrum bearing 22.In the side stand of every side: sliding part 14 can Length extending direction along push-rod assembly 13 is slidably arranged on push-rod assembly 13;The top of fore-stock 11 and after-poppet 12 Top rotates and connect with sliding part 14 or the second fulcrum bearing 22 respectively, at this point, the left and right ends portion of the second fulcrum bearing 22 Rotate respectively with the sliding part 14 of the left and right sides connect or the top of fore-stock 11 and the top of after-poppet 12 respectively with Sliding part 14 and the rotation connection of 22 same axis of the second fulcrum bearing;The one end of first connecting rod 15 rotates with fore-stock 11 and connect, The other end of first connecting rod 15 rotates and connect with the lower part of push-rod assembly 13 or the first fulcrum bearing 21, alternatively, first connecting rod 21 3 15 the other end, the lower part of push-rod assembly 13 and the first fulcrum bearing component same axis rotation connections;Second connecting rod 16 One end rotate and connect with after-poppet 12, the other end of second connecting rod 16 and the lower part of push-rod assembly 13 or the first bearing Seat 21 rotates connection, alternatively, 21 3 the other end of second connecting rod 16, the lower part of push-rod assembly 13 and the first fulcrum bearing portions The rotation connection of part same axis.When the other end of first connecting rod 15 and second connecting rod 16 respectively with the lower part of push-rod assembly 13 or First fulcrum bearing 21 rotates when connecting, and lower part of the left and right ends portion of the first fulcrum bearing 21 respectively with push-rod assembly 13 rotates Connection.
In the present embodiment, the left and right ends portion of the first fulcrum bearing 21 is logical with the lower part of the push-rod assembly 13 of the left and right sides respectively It crosses first axle 31 to rotate connection, the left and right ends portion of the second fulcrum bearing 22 passes through second with the sliding part 14 of the left and right sides respectively Axis 32 rotates connection, and the top of fore-stock 11 is rotated by third axis 33 with the second fulcrum bearing 22 and connect, after-poppet 12 Top is rotated by the 4th axis 34 with the second fulcrum bearing 22 and is connect, and the other end of first connecting rod 15 and the first fulcrum bearing 21 are logical It crosses the 5th axis 35 to rotate connection, the other end of second connecting rod 16 and the first fulcrum bearing 21 pass through 36 company of rotating of the 6th axis It connects, in the second fulcrum bearing 22, successively sequence is arranged from front to back for third axis 33, the second axis 32 and the 4th axis 34, at first It holds on seat 21, successively sequence is arranged from front to back for the 5th axis 35, first axle 31 and the 6th axis 36.
In the present embodiment, sliding part 14 uses sliding sleeve, and sliding sleeve is set on push-rod assembly 13 and can be along push-rod assembly 13 Length extending direction with respect to push-rod assembly 13 slide.
Push-rod assembly 13 can extend along a length thereof direction and telescopically be arranged, and can make children trolley folded configuration body in this way Product is smaller.Specifically, push-rod assembly 13 includes extending along a length thereof the more push rod struts that direction is successively sequentially arranged, every is pushed away Bar strut can be slidably arranged in an adjacent push rod branch along the length extending direction of a push rod strut adjacent thereto On bar, sliding part 14 and the first fulcrum bearing 21 are arranged on piece push rod strut of the lowermost.In the present embodiment, push-rod assembly 13 include four push rod struts that successively sequence is arranged from the top down, is respectively as follows: the first push rod strut 131, the second push rod strut 132, third push rod strut 133 and the 4th push rod strut 134, sliding part 14 and the first fulcrum bearing 21 are arranged at the 4th push rod branch On bar 134.
Stull component further includes strut component 23, and strut component 23 includes attachment base 231 and connecting rod 232, connecting rod 232 It is separately positioned on the left and right sides of attachment base 231, the one end of the connecting rod 232 of the left and right sides push rod with the left and right sides respectively Component 13 rotates connection, and in the present embodiment, the one end of the connecting rod 232 of the left and right sides is pushed away with the second of the left and right sides respectively Bar strut 132 rotates connection, and the other end of the connecting rod 232 of the left and right sides rotates with attachment base 231 respectively to be connect.
Locking mechanism includes first locking mechanism and second locking mechanism, and first locking mechanism is separately positioned on adjacent two Between root push rod strut, second locking mechanism is arranged between push-rod assembly 13 and sliding part 14, in the present embodiment, the second locking Mechanism is arranged between the 4th push rod strut 134 and sliding part 14.When a first locking mechanism unlock makes a push rod strut Sliding with and its adjacent push rod strut mutually draw close when, one first adjacent with a first locking mechanism can be driven to lock Determine mechanism unlock.When push-rod assembly 13 is retracted to minimum length, second locking mechanism can be driven to unlock.Such setting side Formula can make children trolley unlock easy to operate, the use of convenient for children cart, and in the present embodiment, unblock button 5 is arranged in push rod On component 13.
Locking mechanism further includes pushing away when first for by the locking of strut component 23 third locking mechanism in the deployed state During bar strut 131 is drawn close with respect to the sliding of the second push rod strut 132 with the second push rod strut 132, third can be driven to lock Mechanism unlock.
Structure in the prior art, this reality can be used in first locking mechanism, second locking mechanism and third locking mechanism It applies and gives a kind of specific structure of second locking mechanism in example, specific as follows:
As shown in figure 4, second locking mechanism includes the closing piece 4 that can be slidably arranged on sliding part 14, closing piece 4 has Lock tongue 41, the 4th push rod strut 134 is equipped with locked groove, and when second locking mechanism is in the lock state, lock tongue 41 is inserted into locked groove In, when second locking mechanism is in the unlocked state, lock tongue 41 is deviate from from locked groove.
The children trolley further includes foot pedal 6, and the left and right ends portion of foot pedal 6 is fixedly connected on the fore-stock of the left and right sides On 11, foot pedal 6 by can the material that deformation occurs be made, in this way when children trolley folds, certain journey can occur for foot pedal 6 The deformation of degree is not to influence the folding operation of children trolley.
When the children trolley is in unfolded state, each first locking mechanism, second locking mechanism and third lock machine Structure is in lock state, as depicted in figs. 1 and 2.
When children trolley folds, unblock button 5 is pressed, is driven positioned at the first push rod strut 131 and the second push rod strut First locking mechanism unlock between 132, pushing the first push rod strut 131 makes its slide downward and 132 phase of the second push rod strut Draw close, make during this third locking mechanism and between the second push rod strut 132 and third push rod strut 133 first Locking mechanism gradually unlocks, when 131 slide downward of the first push rod strut in place after, third locking mechanism and be located at the second push rod branch First locking mechanism unlock between bar 132 and third push rod strut 133, makes 132 slide downward of the second push rod strut and third Push rod strut 133 is drawn close, until 132 slide downward of the second push rod strut is in place, is located at third push rod strut 133 and the 4th push rod First locking mechanism unlock between strut 134, leans on 133 slide downward of third push rod strut with 134 phase of the 4th push rod strut Hold together, until 133 slide downward of third push rod strut is in place, push-rod assembly 13 is retracted to minimum length at this time, as shown in figure 5, together When second locking mechanism is unlocked.After second locking mechanism unlock, push-rod assembly 13 is pushed, so that the first fulcrum bearing 21 is downwards Movement, sliding part 14 lean on so that fore-stock 11 be driven to turn over 13 phase of push-rod assembly with respect to 13 upward sliding of push-rod assembly Hold together, after-poppet 12 overturns draw close with 13 phase of push-rod assembly forward, until each component close proximity is together, as shown in Figure 6.It folds Children trolley afterwards is compact-sized, small in size, and folded children trolley can stand on ground certainly, is convenient for carrying and stores.
When as long as the children trolley is unfolded under folded state in use, pulling up push-rod assembly 13.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention. All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it It is interior.

Claims (10)

1. a kind of children trolley, before there is the stroller frame for the state that unfolds and folds, the bottom of the stroller frame is arranged in The front component in portion, be arranged in the stroller frame bottom rear portion wheel assembly and for the stroller frame to be locked in exhibition Locking mechanism under open state, the stroller frame include being located at side stand and the company of the left and right sides of the children trolley Connect the stull component between the side stand of the left and right sides, it is characterised in that: the stull component includes the first fulcrum bearing The side stand with the second fulcrum bearing, every side includes:
Fore-stock, for installing the front component;
After-poppet, for installing the wheel assembly;
Push-rod assembly, shape has angle between the push-rod assembly of the left and right sides, the left and right ends portion of first fulcrum bearing It rotates and connect with the lower part of the push-rod assembly respectively;
Sliding part, the sliding part can be slidably arranged in the push-rod assembly along the length extending direction of the push-rod assembly On, the left and right ends portion of second fulcrum bearing rotates with the sliding part of the left and right sides connect respectively, the fore-stock Top and the top of the after-poppet rotate and connect with second fulcrum bearing or the sliding part respectively, alternatively, institute The top on the top and the after-poppet of stating fore-stock is rotated with second fulcrum bearing and the sliding part same axis respectively Connection;
First connecting rod, the one end of the first connecting rod rotate with the fore-stock and connect, the other end of the first connecting rod Portion rotates and connect with the lower part of the push-rod assembly or first fulcrum bearing, alternatively, the other end of the first connecting rod, The three component same axis rotation connections in the lower part of the push-rod assembly and first fulcrum bearing;
Second connecting rod, the one end of the second connecting rod rotate with the after-poppet and connect, the other end of the second connecting rod Portion rotates and connect with the lower part of the push-rod assembly or first fulcrum bearing, alternatively, the other end of the second connecting rod, The three component same axis rotation connections in the lower part of the push-rod assembly and first fulcrum bearing.
2. children trolley according to claim 1, it is characterised in that: form a folder between the fore-stock of the left and right sides Shape has angle between angle and/or the after-poppet of the left and right sides.
3. children trolley according to claim 2, it is characterised in that: the fore-stock of the left and right sides is from up to down to institute The outside for stating children trolley is opened and/or the after-poppet of the left and right sides is from up to down to the outside of the children trolley It opens.
4. children trolley according to claim 1, it is characterised in that: the push-rod assembly of the left and right sides it is bottom-up to It opens in the outside of the children trolley.
5. children trolley according to claim 1, it is characterised in that: the top of the fore-stock and the after-poppet it is upper Portion rotates respectively with second fulcrum bearing and connect, in second fulcrum bearing, the fore-stock with described second It holds at the rotation connection of seat, at the rotation connection of second fulcrum bearing and the sliding part and the after-poppet and described the Successively sequence is arranged from front to back at the rotation connection of two fulcrum bearings, the other end of the first connecting rod and the second connecting rod The other end rotate and connect with first fulcrum bearing respectively, in first fulcrum bearing, the first connecting rod with At the rotation connection of first fulcrum bearing, at the rotation connection of the push-rod assembly and first fulcrum bearing and described the Successively sequence is arranged from front to back at the rotation connection of two connecting rods and first fulcrum bearing.
6. children trolley according to claim 1, it is characterised in that: the push-rod assembly can extend along a length thereof direction It is flexible.
7. children trolley according to claim 6, it is characterised in that: the push-rod assembly includes extending along a length thereof direction Successively more push rod struts of sequence setting, the every push rod strut can be along a push rod strut adjacent thereto Length extending direction be slidably arranged on the push rod strut of adjacent one, the sliding part and first fulcrum bearing It is arranged on a push rod strut of bottom.
8. children trolley according to claim 7, it is characterised in that: the locking mechanism includes being separately positioned on adjacent two First locking mechanism between push rod strut described in root, when a first locking mechanism unlock makes the push rod strut Sliding with and its adjacent push rod strut mutually draw close when, drive it is adjacent with a first locking mechanism described in First locking mechanism unlock.
9. children trolley according to claim 6, it is characterised in that: the locking mechanism further includes second locking mechanism, The second locking mechanism is arranged between the push-rod assembly and the sliding part, when the push-rod assembly is retracted to minimum length The second locking mechanism is driven to unlock when spending.
10. children trolley according to claim 1, it is characterised in that: the stull component further includes strut component, described Strut component includes attachment base and connecting rod, and the connecting rod is separately positioned on the left and right sides of the attachment base, the left and right sides The one end of the connecting rod rotate connect with the push-rod assembly of the left and right sides respectively, the connection of the left and right sides The other end of bar rotates with the attachment base connect respectively.
CN201821319778.9U 2018-08-16 2018-08-16 A kind of children trolley Active CN208915232U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821319778.9U CN208915232U (en) 2018-08-16 2018-08-16 A kind of children trolley

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821319778.9U CN208915232U (en) 2018-08-16 2018-08-16 A kind of children trolley

Publications (1)

Publication Number Publication Date
CN208915232U true CN208915232U (en) 2019-05-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821319778.9U Active CN208915232U (en) 2018-08-16 2018-08-16 A kind of children trolley

Country Status (1)

Country Link
CN (1) CN208915232U (en)

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