CN207466889U - Driving structure of baby stroller - Google Patents
Driving structure of baby stroller Download PDFInfo
- Publication number
- CN207466889U CN207466889U CN201721529132.9U CN201721529132U CN207466889U CN 207466889 U CN207466889 U CN 207466889U CN 201721529132 U CN201721529132 U CN 201721529132U CN 207466889 U CN207466889 U CN 207466889U
- Authority
- CN
- China
- Prior art keywords
- wheel body
- transferring member
- torque transferring
- torque
- driving structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model provides a kind of driving structure of baby stroller, and the driving portion including wheel body and with drive shaft further includes torque transmitter and the side operation portion set on wheel body between drive shaft and wheel body.Wherein torque transmitter include the first torque transferring member and the second torque transferring member, the wheel body and the drive shaft because between the first torque transferring member and the second torque transferring member holding cooperation, due to form power and transmit；Operation portion then has the drive surface coordinated with the second torque transferring member end abutment, operation portion accept external force and during relative to wheeling thereof, second torque transferring member is moved because having when driving along wheel body is axial for face driven, is detached between the first torque transferring member or is restored holding.This driving structure of baby stroller passes through rotation setting operation portion so that the first torque transferring member and the second torque transferring member to be driven to be detached from holding by setting operation portion, to form the elimination of torque transmission.
Description
Technical field
The utility model is related to perambulator technical field, more particularly to a kind of driving structure of baby stroller.
Background technology
At present, converter tools of the perambulator as children, are provided with driving structure mostly on vehicle body, to meet children's
It rides needs, the driving structure in existing structure includes the drive shaft with pedal and form torque with drive shaft passing mostly
The wheel body passed, wherein drive shaft can be directly mounted in drive shaft, be also mountable on vehicle body, and pass through chain and sprocket wheel realization
Torque with wheel body is transmitted, and when drive shaft is installed on wheel body, drive shaft is directly fixed on wheel body mostly in existing structure
On, it can only be formed and rotated synchronously with wheel body using drive shaft during the structure, the wheel body passive walking when hand steered vehicle body is walked, at this time
Driving wheel is formed and is rotated due to being driven by wheel body, easily the leg of children is caused to damage, there are security risks.
Utility model content
In view of this, the utility model is directed to a kind of driving structure of baby stroller, can eliminate turn of drive shaft and wheel body
Square transmits, and with preferable using effect.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of driving structure of baby stroller, the driving portion including wheel body and with drive shaft, further includes：
Torque transmitter, between the drive shaft and the wheel body, the torque transmitter is described with being fixed on
The first torque transferring member in drive shaft and the second torque transferring member on the wheel body, the wheel body and the drive
Moving axis because between the first torque transferring member and the second torque transferring member holding cooperation, due to form power transmit；
Operation portion, set on the side of the wheel body, and with the drive coordinated with the second torque transferring member end abutment
External force is accepted during relative to the wheeling thereof in dynamic face in the operation portion, and the second torque transferring member is because by the drive
Driving for face is moved with being moved along wheel body is axial, is detached between the first torque transferring member or restores holding.
Further, in being respectively arranged with baffle ring on the two opposite sides end face of the wheel body, the drive shaft turns are held
Loaded on the baffle ring.
Further, the wheel body include the outer wheel body with mounting hole and be plugged in the mounting hole and with institute
It states and the interior wheel body that torque is transmitted is formed between outer wheel body, along the interior wheel body perforation that axially setting is pierced by for the drive shaft.
Further, the perforation is bar hole.
Further, the interior wheel body has with the inserting end of mounting hole inserting cooperation and to the inserting end
The positive stop end that is limited of inserting, two baffle rings are located in respectively on inserting end and the positive stop end, and form with
Cooperation is kept out in the outer wheel body two opposite sides end face, and the interior wheel body is folded in the mounting hole.
Further, the second torque transferring member is to slide the stripe board being arranged in the inserting end, and in described
The elastic component by the inserting end elastic ejection to the stripe board is provided between stripe board and the interior wheel body.
Further, the first torque transferring member is loaded on the circular slab in the drive shaft for fixing sleeve, along the circle
Shape plate is radially provided with the gap for the stripe board holding.
Further, relative to the inserting end, the operating position in the opposite side of the first torque transferring member, in
The operation portion is formed with annular protrusion on a side end face opposite with the inserted terminal, and the drive surface is formed in the annular
In protrusion.
Further, in being also formed with driving the second torque transferring member and first torque on the annular protrusion
The retaining surface that transferring member remains disengaged from.
Further, the drive surface is inclined-plane or cambered surface.
Relative to the prior art, the utility model has the advantage that：
（1）Driving structure of baby stroller described in the utility model, by setting torque transmitter between drive shaft and wheel body,
And pass through by the first torque transferring member be set on drive shaft on and by the second torque transferring member be set on wheel body on and with the second torque
Transferring member forms holding and is transmitted in torque, and the second torque transferring member is driven along wheel body axial direction finally by rotation setting operation portion
It is mobile, so that the second torque transferring member is detached from holding with the first torque transferring member and eliminates torque transmission, it is simple and reliable for structure,
With preferable practicability.
（2）By setting baffle ring that can ensure the stable rotation between wheel body and drive shaft.
（3）, can be easy to disassemble by the way that interior wheel body and the inserting of outer wheel body are connected, convenient for assembling.
（4）Perforation is set as bar hole can be convenient for drive shaft in being pierced by operation in lubrication groove body.
（5）Baffle ring is set on positive stop end and inserting end to form the sandwiched of internal wheel body, interior wheel body can be prevented from foreign steamer
Deviate from body.
（6）Second torque transferring member is ejected using stripe board and by elastic component, simple and reliable for structure, convenient for turning to match.
（7）First torque transferring member is simple and reliable using circular plate structure, and with preferable torque transmission effect.
（8）By setting annular protrusion that can be convenient for the formation of drive surface.
（9）Setting retaining surface can ensure that the first torque transferring member and the second torque transferring member are detached from the stability of holding, just
It is operated in operation portion.
（10）Drive surface uses inclined-plane or cambered surface, simple and reliable for structure, convenient for manufacturing and designing.
Description of the drawings：
The attached drawing for forming the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The illustrative embodiments and their description of type do not form the improper restriction to the utility model for explaining the utility model.
In attached drawing：
Fig. 1 is the structure diagram of the driving structure of baby stroller described in the utility model embodiment；
Fig. 2 is the structure diagram under another angle of driving structure of baby stroller described in the utility model embodiment；
Fig. 3 is B portions partial enlarged view in Fig. 1；
Fig. 4 is the structure diagram of the operation portion described in the utility model embodiment；
Fig. 5 is the structure diagram under another angle of operation portion described in the utility model embodiment；
Reference sign：
201- axis bodies, 202- driving handles, 203- pedals, 204- mounting holes, the outer wheel bodys of 205-, wheel body in 206-, in 2061-
Take turns ontology, 2062- annular convex platform, 207- perforation, 208- strip bulges, 209- inserting grooves, the first baffle rings of 2010-, 2011- second
Baffle ring, 2012- connecting poles, 2013- jacks, 2014- avoid holes, 2015- stripe boards, 2016- elastic components, 2017- receiving holes,
2018- elastic component mounting holes, 2019- circular slabs, 2020- operation portions, 2021- drive surfaces, the first mounting grooves of 2022-, 2023- rings
Shape protrusion, 2024- retaining surfaces.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the utility model can
To be combined with each other.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
The present embodiment is related to a kind of driving structure of baby stroller, and the driving portion including wheel body and with drive shaft is further included and set
Torque transmitter and the side operation portion set on the wheel body between the drive shaft and the wheel body.Wherein described torque passes
Passing portion, there is the first torque transferring member being fixed in the drive shaft and the second torque on the wheel body to transmit
Part, the wheel body and the drive shaft because between the first torque transferring member and the second torque transferring member holding cooperation, due to
Power is formed to transmit.
Operation portion then has the drive surface coordinated with the second torque transferring member end abutment in the present embodiment, described
Operation portion accepts external force during relative to the wheeling thereof, and the second torque transferring member by the drive surface due to being driven
With being moved along wheel body is axial, it is detached between the first torque transferring member or restores holding.This driving structure of baby stroller leads to
Setting operation portion is crossed, and passes through rotation setting operation portion so that the first torque transferring member and the second torque transferring member to be driven to be detached from card
It puts, to form the elimination of torque transmission.
Based on design as above thought, a kind of example arrangement of driving structure of baby stroller in the present embodiment can be such as Fig. 1 and Fig. 2
Shown, drive shaft includes axis body 201 and the bending driving handle being respectively formed at 201 both ends of axis body in the present embodiment
202, above-mentioned driving portion is further included is rotatablely equipped with pedal 203 set on the free end of driving handle 202, when in use can be in axis body
Two bearings being not shown in figure are arranged at intervals on 201, and passes through bearing and axis body 201 is installed on the linking arm of vehicle body,
Envoy is driven during use to realize rotation of the axis body 201 relative to vehicle body by foot-operated pedal.Wheel body includes tool in the present embodiment
There is the outer wheel body 205 of mounting hole 204 and be plugged in mounting hole 204 and the lubrication groove that torque is transmitted is formed between outer wheel body 205
Body 206, the perforation 207 being pierced by along the axial setting of interior wheel body 206 for drive shaft, and since the length of interior wheel body 206 is longer, in order to
It is worn convenient for drive shaft and perforation 207, the present embodiment middle punch 207 is bar hole.
The structure of interior wheel body 206 can be as depicted in figs. 1 and 2 round and isometrical set including cross section in the present embodiment
2061 put form annular convex platform 2062 in one end of lubrication groove ontology 2061, which abuts with outer wheel body 205 matches
Close and in being formed wheel body 206 positive stop end, and the other end of lubrication groove ontology 206 then forms the inserting end of lubrication groove ontology 206.It is filling
Inserting end can be plugged in by the side of mounting hole 204 in mounting hole 204 by timing, when inserting end motion is another to mounting hole 204
Positive stop end contacts with the formation of outer wheel body 205 and forms the limiting of the inserting to lubrication groove ontology 2061 during side.
In above-mentioned structure, since 2061 cross section of lubrication groove ontology is circle, in order to may be such that interior wheel body 204 and outer wheel body
205, which form torque, transmits, and strip bulge has been axially formed in 204 inner peripheral surface upper edge mounting hole 201 of mounting hole in the present embodiment
208, and the strip bulge 208 is circumferentially disposed multiple of ring mounting hole 204, optimal is three, corresponding to each strip bulge
208th, the inserting groove 209 inserted for strip bulge 208 is formed on the peripheral surface of lubrication groove ontology 2061, that is, passes through strip bulge
208 are plugged in lubrication groove ontology 2061 to realize that torque is transmitted.In addition, in order to reduce integrally-built weight, in the present embodiment
Strip bulge 208 can be set as hollow structure.
Since perforation 207 is bar hole in above-mentioned structure, in order to may be such that wheel body can be smoothly on axis body 201 turns
It is dynamic, baffle ring is respectively arranged in the present embodiment on the two opposite sides end face of wheel body, and the installation that axis body 201 is rotated is in baffle ring
On, for ease of description, the baffle ring for being located at homonymy with above-mentioned positive stop end is referred to as the first baffle ring 2010 in the present embodiment, and incite somebody to action
Baffle ring close to inserting end is referred to as the second baffle ring 2011.As depicted in figs. 1 and 2, the present embodiment guide ring cross section is circle
Shape, and install and be set on above-mentioned interior wheel body 206, and the outer diameter of baffle ring is set more than interior wheel body 206, so as to make in assembling
Baffle ring is obtained to be connected on the outer end face of outer wheel body 205.For the ease of the connection of baffle ring and interior wheel body 206, the in the present embodiment
Be respectively formed hollow connecting pole 2012 on one baffle ring 2010 and the second baffle ring 2011, corresponding to connecting pole 2012 inserting end and
The jack 2013 being inserted into for connecting pole 2012 is respectively formed on positive stop end, and screw thread is formed in the bottom end of jack 2013,
During connection, connecting pole 2012 can be first inserted into jack 2013 so that baffle ring is positioned on interior wheel body 206, then with not showing in figure
The screw that goes out is inserted into after connecting pole 2012 and being spirally connected in jack 2013.
Certainly, connecting pole 2012 and jack 2013 can need not be also set in the present embodiment, and directly in inserting end and limiting
Hole is threaded on end, is directly connect in connection by wearing screw on baffle ring with threaded hole.In addition, positioned at second
Connecting pole 2012 on baffle ring 2011 can need not be also inserted into jack 2013, and is extended at jack 2013, meanwhile, in order to
It prevents the setting of connecting pole 2012 from rotation being caused to interfere to circular slab described below, is also set up on circular slab in the present embodiment
There are the avoid holes 2014 of arc.
By setting the first baffle ring 2010 and the second baffle ring 2011 that wheel body on the one hand can be ensured in axis body 201 in the present embodiment
On smooth rotation, on the other hand interior wheel body 206 can be also folded in mounting hole 204, thus prevent interior wheel body 206 from peace
It fills in hole 204.The second torque transferring member is to slide the stripe board 2015 being arranged in inserting end, and in item in the present embodiment
The elastic component 2016 by inserting end elastic ejection to stripe board 2015 is provided between shape plate 2015 and interior wheel body 206.By Fig. 1 simultaneously
The receiving hole 2017 to extend internally is provided on inserting end with reference to shown in Fig. 3, in the present embodiment, stripe board 2015 is what is slided
It is plugged in receiving hole 2017, elastic component 2016 is spring in the present embodiment, and for the ease of the installation of elastic component 2016, this reality
It applies in the middle part of receiving hole 2017 setting elastic component mounting hole 2018 in example, and the aperture of the elastic component mounting hole 2018 is more than appearance
It receives the width in hole 2017, is first assembled to through spring in elastic component mounting hole 2018 in assembling, then slides stripe board 2015
It is inserted into receiving hole 2017 with the compression of structure paired springs.
The first torque transferring member is loaded on the circular slab 2019 on axis body, and the circular slab 2019 for fixing sleeve in the present embodiment
It is located at the same side of wheel body with inserting end, and positioned at the inside of the second baffle ring 2011, is provided with along 2019 radial direction of circular slab
For the gap of above-mentioned 2015 holding of stripe board, when stripe board 2015 is popped up by spring, the external part of stripe board 2019 then blocks
It is placed in the gap, is transmitted so as to form the torque between circular slab 2019.Circular slab 2019 can pass through welding in the present embodiment
It is fixed on axis body 201, while the circular slab 2019 also can keep out cooperation with inserting end and the formation of above-mentioned operation portion respectively, with
Prevent axis body 201 from generating axial movement.
As Fig. 1 and Fig. 2 and with reference to shown in Fig. 4 and Fig. 5, operation portion 2020 is generally cylindric in the present embodiment, and ring is grasped
Make to be formed with multiple double wedges on the peripheral surface in portion 2020, the opposite side of circular slab 2019, and position are set on relative to inserting end
In the inside of the second baffle ring 2011, for the ease of the formation of above-mentioned drive surface 2021 and the rotation peace in portion easy to operation 2020
It fills, type groove is formed with, and tool is formed in type groove in the end face opposite with circular slab 2019 of operation portion 2020 in the present embodiment
There is the annular protrusion 2023 of the first mounting groove 2022, and the diameter of first mounting groove 2022 and the outer diameter of circular slab 2019 are mutually fitted
With setting, which is to be rotated on circular slab 2019 by first mounting groove 2022.In the present embodiment
Drive surface 2021 is formed on the end face of annular protrusion 2023, and can be inclined-plane or cambered surface.
In above-mentioned structure, as shown in Figure 1, being located at circular slab along the inward flange of 2019 radial direction of circular slab, stripe board 2015
The inside of 2019 outer diameters, and the outer edge of stripe board 2015 is then located at the outside of 2019 outer diameter of circular slab, so as to may be such that bar shaped
Plate 2015 is contacted with nor affecting on while 2019 holding of circular slab with drive surface 2021.Meanwhile in the present embodiment also
Can be formed on annular protrusion 2023 drive the circular slab 2019 and stripe board 2015 remain disengaged from state such as Fig. 4 in institute
The retaining surface 2024 shown, by setting retaining surface 2024 that can prevent from rotating excessively to lead to 2015 weight of stripe board because of operation portion 2020
Newly with 2019 holding of circular slab.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of driving structure of baby stroller, the driving portion including wheel body and with drive shaft, it is characterised in that further include：
Torque transmitter, between the drive shaft and the wheel body, the torque transmitter, which has, is fixed on the driving
The first torque transferring member on axis and the second torque transferring member on the wheel body, the wheel body and the drive shaft
Because between the first torque transferring member and the second torque transferring member holding cooperation, due to form power transmit；
Operation portion（2020）, set on the side of the wheel body, and have what is coordinated with the second torque transferring member end abutment
Drive surface（2021）, the operation portion accept external force and during relative to the wheeling thereof, the second torque transferring member because
By the drive surface（2021）Drive and with being moved along wheel body is axial, be detached between the first torque transferring member or
Restore holding.
2. driving structure of baby stroller according to claim 1, it is characterised in that：In on the two opposite sides end face of the wheel body points
It is not provided with baffle ring, the installation of the drive shaft turns is on the baffle ring.
3. driving structure of baby stroller according to claim 2, it is characterised in that：The wheel body includes having mounting hole（204）
Outer wheel body（205）And it is plugged in the mounting hole（204）It is interior and with the outer wheel body（205）Between form torque transmit
Interior wheel body（206）, along the interior wheel body（206）The perforation that axial setting is pierced by for the drive shaft（207）.
4. driving structure of baby stroller according to claim 3, it is characterised in that：The perforation（207）For bar hole.
5. driving structure of baby stroller according to claim 3, it is characterised in that：The interior wheel body（206）With with the peace
Fill hole（204）The positive stop end for inserting the inserting end of cooperation and being limited to the inserting at the inserting end, two baffle rings
It is located in respectively on inserting end and the positive stop end, and forms and keep out cooperation with the outer wheel body two opposite sides end face, with
By the interior wheel body（206）It is folded in the mounting hole（204）It is interior.
6. driving structure of baby stroller according to claim 5, it is characterised in that：The second torque transferring member is worn to slide
Stripe board in the inserting end（2015）, and in the stripe board（2015）With the interior wheel body（206）Between be provided with
To the stripe board（2015）By the elastic component of the inserting end elastic ejection（2016）.
7. driving structure of baby stroller according to claim 6, it is characterised in that：The first torque transferring member is set with to be fixed
Circular slab in the drive shaft（2019）, along the circular slab（2019）It is radially provided with for the stripe board（2015）Card
The gap put.
8. driving structure of baby stroller according to claim 7, it is characterised in that：Relative to the inserting end, the operation portion
Positioned at the opposite side of the first torque transferring member, it is formed on an operation portion side end face opposite with the inserting end
Annular protrusion（2023）, the drive surface（2021）It is formed in the annular protrusion（2023）On.
9. driving structure of baby stroller according to claim 8, it is characterised in that：In the annular protrusion（2023）On also formed
There is the retaining surface that the second torque transferring member is driven to be remained disengaged from the first torque transferring member（2024）.
10. driving structure of baby stroller according to any one of claim 1 to 9, it is characterised in that：The drive surface（2021）
For inclined-plane or cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721529132.9U CN207466889U (en) | 2017-11-16 | 2017-11-16 | Driving structure of baby stroller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721529132.9U CN207466889U (en) | 2017-11-16 | 2017-11-16 | Driving structure of baby stroller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207466889U true CN207466889U (en) | 2018-06-08 |
Family
ID=62260811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721529132.9U Expired - Fee Related CN207466889U (en) | 2017-11-16 | 2017-11-16 | Driving structure of baby stroller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207466889U (en) |
-
2017
- 2017-11-16 CN CN201721529132.9U patent/CN207466889U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180608 Termination date: 20191116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |