CN208915243U - A kind of perambulator - Google Patents
A kind of perambulator Download PDFInfo
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- CN208915243U CN208915243U CN201821309211.3U CN201821309211U CN208915243U CN 208915243 U CN208915243 U CN 208915243U CN 201821309211 U CN201821309211 U CN 201821309211U CN 208915243 U CN208915243 U CN 208915243U
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- brake
- braking
- vehicle frame
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- braking mechanism
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- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 238000013016 damping Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 2
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- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a kind of perambulators, including vehicle frame, two rear-wheels being rotationally connected to rotating around hind axle at left and right sides of vehicle frame rear portion, braking mechanism is equipped between each rear-wheel and vehicle frame, braking mechanism includes the multiple brake slots being provided on rear-wheel, the brake shoes that can be rotatably set to around rotation axis on vehicle frame, brake shoes has the brake end that can be fittingly inserted into brake slot, it is additionally provided between brake shoes and vehicle frame so that end of braking has the elastic component towards brake slot rotation trend, braking mechanism has braking state and un-brake state, when braking mechanism is in braking state, brake end is plugged in one of brake slot, when braking mechanism is in un-brake state, brake end disengaging brake slot, the operating parts for driving the braking mechanism of two sides to be converted between braking state and un-brake state is additionally provided on vehicle frame.The structure of braking mechanism is more simple, and operation is also very simple.
Description
Technical field
The utility model relates to a kind of perambulators.
Background technique
Such as children trolley perambulator, due to its can be carried for people lesser children carry out outdoor activities provide it is larger
Convenience.In the prior art, the braking mechanism in the children trolley as disclosed in Chinese patent CN204309872U usually wraps
Brake lever and the brake disc with multiple brake slots are included, drives brake lever to move in the horizontal direction by driving mechanism and is inserted into brake
In recessing or it is detached from brake slot and realizes brake and un-brake.Such structure type is still complex, and especially it is often
It needs to be arranged horizontally extending cross bar to install rear-wheel, leads to vehicle frame not and can be carried out lateral folding.
Summary of the invention
The purpose of the utility model is to provide a kind of perambulators with novel rear wheel brake mechanism.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of perambulator, including vehicle frame, rotating around rear
Wheel shaft is rotationally connected to two rear-wheels at left and right sides of the vehicle frame rear portion, is all provided between each rear-wheel and the vehicle frame
There is braking mechanism, the braking mechanism includes the multiple brake slots being provided on the rear-wheel, can rotatably set around rotation axis
Brake shoes on the vehicle frame, the brake shoes have the brake end that can be fittingly inserted into the brake slot, the brake
Be additionally provided between vehicle block and the vehicle frame so that it is described brake end have towards it is described brake slot rotation trend elastic component, it is described
Braking mechanism has braking state and un-brake state, and when the braking mechanism is in braking state, the brake end is plugged in
In one of them described brake slot, when the braking mechanism is in un-brake state, the brake end is detached from the brake slot, institute
State the behaviour being additionally provided on vehicle frame for driving the braking mechanism of two sides to be converted between the braking state and un-brake state
Workpiece.
Preferably, all brake slots are arranged circumferentially spacedly, the equal direction of notch of all brake slots
The hind axle.
Further, the rear-wheel includes the wheel rim of annular, and all brake slots are circumferentially evenly spaced apart to be arranged
In the inside circumference of the wheel rim.
Preferably, the brake shoes also has un-brake end, and the un-brake end and the brake end are divided into the rotation axis
Different two sides, the elastic component be set between the un-brake end and the vehicle frame.
Further, the elastic component is the pressure spring for driving the un-brake end to rotate down around the rotation axis, institute
It states when brake end is rotated up around the rotation axis and is fittingly inserted into the brake slot.
Further, the operating parts includes the braking vane being arranged in swinging around rotary shaft on the vehicle frame, often
Hauling rope, the hauling rope and the braking vane are respectively connected between the un-brake end of brake shoes described in side and the braking vane
Deviate the rotary shaft in the position of connection.
Further, the braking vane has the first operating position switched and swinging and the second working position
It sets, when the braking vane is in the first operating position, the hauling rope is released, and the braking mechanism is in braking state；
When the braking vane is in the second operating position, the hauling rope is tensioned, and the braking mechanism is in un-brake state.
Further, it is additionally provided between the braking vane and the vehicle frame for so that the braking vane is maintained at institute
State the damping structure under the first operating position or the second operating position.
Preferably, the vehicle frame includes two after-poppets for being divided into the left and right sides, and two rear-wheels are rotating around described
Hind axle is rotationally connected to the bottom of after-poppet described in respective side.
Further, the vehicle frame further includes being connected between after-poppet described in two sides and being capable of folding in left-right direction
Cross bar component, the cross bar component include the cross bar extended in left-right direction and two companies being divided at left and right sides of the cross bar
Extension bar, the provided at one of the connecting rod is connected on the end of the cross bar and its other end is connected on the after-poppet,
The operating parts is set on the cross bar.
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 perambulator of type is arranged also more wherein the structure of braking mechanism is more simple by using new structural rear wheel brake mechanism
Convenient, the setting of the braking mechanism also will not influence the folding of perambulator in left-right direction.Rear pushing vehicle of the operator in perambulator
During, it is convenient to so that it is overturn or is overturn to the right to the left by the foot plate that touches on the brake, so that it may so that the brake of two sides
Mechanism of car is synchronously converted between braking state and un-brake state, and operation is more convenient.
Detailed description of the invention
Attached drawing 1 is the perspective view under the perambulator unfolded state of the present embodiment；
Attached drawing 2 is the portion A enlarged diagram in attached drawing 1；
Attached drawing 3 is the attachment structure schematic diagram of control piece and two sides braking mechanism in the present embodiment, wherein at braking mechanism
In braking state；
Attached drawing 4 is the schematic diagram of internal structure of braking mechanism in the present embodiment, wherein braking mechanism is in braking state；
Attached drawing 5 is the portion B enlarged diagram in attached drawing 4；
Attached drawing 6 is the attachment structure schematic diagram of control piece and two sides braking mechanism in the present embodiment, wherein at braking mechanism
In un-brake state；
Attached drawing 7 is the schematic diagram of internal structure of braking mechanism in the present embodiment, wherein braking mechanism is in un-brake state；
Attached drawing 8 is the portion C enlarged diagram in attached drawing 7；
Wherein: 10, after-poppet；20, cross bar component；201, cross bar；202, connecting rod；30, rear-wheel；301, hind axle；
302, brake slot；303, wheel rim；
1, rotation axis；2, brake shoes；21, brake end；22, un-brake end；3, pressure spring；4, hauling rope；5, rotary shaft；6, it operates
Part (braking vane).
Specific embodiment
The technical solution of the utility model is further elaborated in the following with reference to the drawings and specific embodiments.
Perambulator shown in Figure 1 comprising vehicle frame and be rotationally connected to vehicle frame rear portion or so rotating around hind axle 301
Two rear-wheels 30 of two sides, are equipped with braking mechanism between each rear-wheel 30 and vehicle frame.In the present embodiment, vehicle frame includes being divided into
Two after-poppets 10 of the left and right sides, two rear-wheels 30 are rotationally connected to respective side after-poppet 10 rotating around hind axle 301
Bottom is equipped with one group of braking mechanism between the after-poppet 10 and rear-wheel 30 of each side.
Referring to fig. 2 to shown in Fig. 8, braking mechanism includes the multiple brake slots 302 being provided on rear-wheel 30, can be around rotation
Axis 1 is rotatably set to the brake shoes 2 on after-poppet 10, which has the brake that can be fittingly inserted into brake slot 302
End 21 is additionally provided with for the end 21 that brake with the bullet for rotating trend towards brake slot 302 between brake shoes 2 and after-poppet 10
Property part 3.The braking mechanism has braking state and un-brake state, and when braking mechanism is in braking state, brake end 21 is plugged
In wherein one brake slot 21；When braking mechanism is in un-brake state, brake end 21 is detached from brake slot 302.On vehicle frame also
Equipped with the operating parts 6 for driving the braking mechanism of two sides to be converted between braking state and un-brake state.
Specifically, shown in Figure 2, in the present embodiment, rear-wheel 30 includes the wheel rim 303 of annular, all brake slots 302
It is circumferentially evenly spaced apart to be arranged in the inside circumference of wheel rim 303, and the notch of all brake slots 302 is towards hind axle
The setting of 301 ground.
Referring to fig. 4, shown in Fig. 5, Fig. 7 and Fig. 8, brake shoes 2 also has un-brake end 22, which divides with brake end 21
Set on the different two sides of rotation axis 1, elastic component 3 is set between un-brake end 22 and vehicle frame.In the present embodiment, elastic component 3 be for
The pressure spring for driving un-brake end 22 to rotate down around rotation axis 1, brake end 21 are then fittingly inserted into brake when being rotated up around rotation axis 1
Brake is realized in recessing 302.When setting, brake shoes 2 and pressure spring 3 have on after-poppet 10 in the lumen of after-poppet 10
Have and is pierced by for brake end 21 and the guide groove (not indicating in figure) being oriented to when it swings up and down around rotation axis 1 is provided.
Referring to shown in Fig. 1, Fig. 3, Fig. 4, Fig. 6 and Fig. 7, operating parts 6 includes that vehicle frame is arranged in swinging around rotary shaft 5
On braking vane 6, be respectively connected with hauling rope 4 between the un-brake end 22 and braking vane 6 of the brake shoes 2 of every side, hauling rope 4 and brake
Rotary shaft 5 is deviateed in the position that plate 6 connects, in this way, can make when driving braking vane 6 to swing to the left or to the right around rotary shaft 5
Hauling rope 4 is tensioned or is released so that un-brake end 21 be detached from brake slot 302 and un-brake or make brake end 21 insertion stop
Recessing 302 and brake.
In the present embodiment, braking vane 6 has the first operating position and the second operating position switched and swinging,
When braking vane 6 is in the first operating position, the hauling rope 4 of two sides is released, and the brake shoes 2 of two sides is respectively in corresponding side pressure
Its end 21 of braking ordinatedly is plugged in one of brake slot 302 under the action of spring 3, is stopped so that the braking mechanism of two sides is in
Car state；When braking vane 6 is in the second operating position, the hauling rope 4 of two sides is tensioned, the un-brake end of two sides brake shoes 2
22 are lifted by hauling rope 4 and the active force of pressure spring 3 are overcome to be swung up, so that brake end 21 is detached from from brake slot 302
Out, so that the braking mechanism of two sides is converted to un-brake state.
It is additionally provided between braking vane 6 and vehicle frame for so that braking vane 6 is maintained under above-mentioned first position or second
Damping structure (not shown) under setting, in this way, braking mechanism can be maintained at braking state after trampling braking vane 6
Or un-brake state.In the present embodiment, the first operating position is the left position of the beat to the left of braking vane 6, and the second operating position is to stop
The right position of the beat to the right of sweep 6, also brakes when that is, braking vane 6 being trampled to the left, as shown in Fig. 3 to 5, by braking vane 6 to
Un-brake is realized when the right side is trampled, as shown in Figure 6 to 8.
Referring to shown in Fig. 1, Fig. 3 and Fig. 6, which further includes being connected between two sides after-poppet 10 and can be along right and left
To the cross bar component 20 of folding, which includes the cross bar 201 extended in left-right direction and is divided into cross bar 201 or so
Two connecting rods 202 of two sides, the provided at one of connecting rod 202 is connected on the end of cross bar 201 and its another end pivoting connects
It connects on after-poppet 10, braking vane 6 is arranged on cross bar 201, and is connected by hauling rope 4 with the brake shoes 2 of two sides, thus together
The brake and un-brake of step control two sides braking mechanism.
To sum up, the perambulator of the utility model uses new structural rear wheel brake mechanism, and the structure of braking mechanism is more
Simply, setting is also more convenient, and the setting of the braking mechanism also will not influence the folding of perambulator in left-right direction.Operator is in child
During vehicle is carried out at the rear of vehicle, it is convenient to so that it is overturn or is overturn to the right to the left by the foot plate 6 that touches on the brake, so that it may
So that the braking mechanism of two sides is synchronously converted between braking state and un-brake state, operation is more convenient.
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 perambulator, after two at left and right sides of the vehicle frame rear portion are rotationally connected to including vehicle frame, rotating around hind axle
Wheel, is equipped with braking mechanism between each rear-wheel and the vehicle frame, it is characterised in that: the braking mechanism includes being provided with
Multiple brake slots on the rear-wheel, the brake shoes that can be rotatably set to around rotation axis on the vehicle frame, the brake shoes tool
There is the brake end that can be fittingly inserted into the brake slot, is additionally provided between the brake shoes and the vehicle frame so that the brake
Vehicle end has the elastic component towards the brake slot rotation trend, and the braking mechanism has braking state and un-brake state, when
When the braking mechanism is in braking state, the brake end is plugged in one of them described brake slot, when the braking machine
When structure is in un-brake state, the brake end is detached from the brake slot, is additionally provided on the vehicle frame for driving described in two sides
The operating parts that braking mechanism is converted between the braking state and un-brake state.
2. perambulator according to claim 1 circumferentially spacedly, it is characterised in that: all brake slots are arranged, institute
The notch for the brake slot having is towards the hind axle.
3. perambulator according to claim 2, it is characterised in that: the rear-wheel includes the wheel rim of annular, all brakes
Recessing is circumferentially evenly spaced apart to be arranged in the inside circumference of the wheel rim.
4. perambulator according to claim 1, it is characterised in that: the brake shoes also has a un-brake end, the un-brake end with
The brake end is divided into the different two sides of the rotation axis, and the elastic component is set between the un-brake end and the vehicle frame.
5. perambulator according to claim 4, it is characterised in that: the elastic component is for driving the un-brake end around described
The pressure spring that rotation axis rotates down, the brake end are fittingly inserted into the brake slot when being rotated up around the rotation axis.
6. perambulator according to claim 4, it is characterised in that: the operating parts includes being arranged with swinging around rotary shaft
Braking vane on the vehicle frame is respectively connected with traction between the un-brake end and the braking vane of brake shoes described in every side
The rotary shaft is deviateed in rope, the position that the hauling rope is connect with the braking vane.
7. perambulator according to claim 6, it is characterised in that: the braking vane has the switched and swinging
One operating position and the second operating position, when the braking vane is in the first operating position, the hauling rope is released, described
Braking mechanism is in braking state；When the braking vane is in the second operating position, the hauling rope is tensioned, the brake
Mechanism is in un-brake state.
8. perambulator according to claim 7, it is characterised in that: be additionally provided with and be used between the braking vane and the vehicle frame
So that the braking vane is maintained at the damping structure under first operating position or the second operating position.
9. perambulator according to any one of claims 1 to 8, it is characterised in that: the vehicle frame includes being divided into the left and right sides
Two after-poppets, two rear-wheels are rotationally connected to the bottom of after-poppet described in respective side rotating around the hind axle.
10. perambulator according to claim 9, it is characterised in that: the vehicle frame further includes being connected to after-poppet described in two sides
Between and be capable of the cross bar component of folding in left-right direction, the cross bar component includes the cross bar extended in left-right direction and sets up separately
Two connecting rods at left and right sides of the cross bar, the provided at one of the connecting rod is connected on the end of the cross bar and it
The other end is connected on the after-poppet, and the operating parts is set on the cross bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821309211.3U CN208915243U (en) | 2018-08-14 | 2018-08-14 | A kind of perambulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821309211.3U CN208915243U (en) | 2018-08-14 | 2018-08-14 | A kind of perambulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208915243U true CN208915243U (en) | 2019-05-31 |
Family
ID=66701917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821309211.3U Active CN208915243U (en) | 2018-08-14 | 2018-08-14 | A kind of perambulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208915243U (en) |
-
2018
- 2018-08-14 CN CN201821309211.3U patent/CN208915243U/en active Active
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