CN107611302B - A kind of wheel can automatic deploying and retracting electronic car pull bar battery case - Google Patents
A kind of wheel can automatic deploying and retracting electronic car pull bar battery case Download PDFInfo
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- CN107611302B CN107611302B CN201710827899.8A CN201710827899A CN107611302B CN 107611302 B CN107611302 B CN 107611302B CN 201710827899 A CN201710827899 A CN 201710827899A CN 107611302 B CN107611302 B CN 107611302B
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- connecting rod
- wheel
- retracting
- link mechanism
- battery case
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The present invention disclose a kind of wheel can automatic deploying and retracting electronic car pull bar battery case, it includes battery box main body 1, drag link mechanism, link mechanism, steering mechanism, wheel 11, the front of battery box main body 1 is fixed with upright slide rail 5, drag link mechanism is nested in upright slide rail 5, it can be slided along upright slide rail 5, link mechanism one end is rotatably connected with drag link mechanism lower end, the other end is rotatably connected with steering mechanism, steering mechanism is rotatably connected with wheel, when pulling drag link mechanism, drag link mechanism drives link mechanism, steering mechanism, wheel 11, realize the automatic deploying and retracting of wheel 11.The battery case of the present invention occupies little space, and movement is more convenient, laborsaving.
Description
Technical field
The present invention relates to accumulator box for electric bicycle technical field more particularly to a kind of wheel can automatic deploying and retracting electric vehicle
Pull rod battery case.
Background technology
Existing electric bicycle needs 4 lead-acid accumulator series-feds by storage battery power supply, usual electric bicycle,
For ease of charging, 4 accumulators are often mounted in battery case, and battery case is typically designed as detachable, you can by it from electricity
It removes on dynamic bicycle and charges in order to carry to juice point.Current battery box top is mostly designed with handle, passes through hand
The mode of carrying carries out carrying movement.Single weight of electric bike battery is generally 4.5kg, and 4 weigh 18kg altogether, in addition battery case
Dead weight, the battery case equipped with accumulator weigh about 20kg, more laborious inconvenient when portable mobile, are lived particularly with walk-up high level
Family.
Invention content
In view of the deficiencies of the prior art, the present invention propose a kind of wheel can automatic deploying and retracting electronic car pull bar battery case, should
Battery case is proposed, and realize the automatic deploying and retracting of battery case bottom wheel out of electric vehicle by pull rod during battery case use, is led to
The mode pulled is crossed to carry, move, it is convenient, time saving and energy saving, and save space.Specific technical solution is as follows：
A kind of wheel can automatic deploying and retracting electronic car pull bar battery case, including battery box main body 1, drag link mechanism, connecting rod
Mechanism, steering mechanism, wheel 11, the front of the battery box main body 1 are fixed with upright slide rail 5, and the drag link mechanism is embedding
It is sleeved in the upright slide rail 5, can be slided along the upright slide rail 5, described link mechanism one end and the pull rod
Mechanism lower end is rotatably connected, and the other end is rotatably connected with the steering mechanism, the steering mechanism and the wheel
Son is rotatably connected, when pulling the drag link mechanism, the drag link mechanism
The link mechanism, steering mechanism, wheel 11 are driven, realizes the automatic deploying and retracting of wheel 11.
Further, the drag link mechanism includes main tie 2, subtie 3, sliding bar 4, rectangle positioning pin 15, described
Sliding bar 4 moved along the upright slide rail 5；
The main tie 2 is nested in outside the sliding bar 4, and along 4 vertical and straight movement of sliding bar；Described
The square three-way groove of a pair of parallel channels and a horizontal direction vertically is offered on main tie 2, described is rectangular
Straight slot intermediate gap is combined with symmetrically arranged two rectangle positioning pins 15, and 15 middle part of rectangle positioning pin is machined with hole；
The subtie 3 includes a horizontal handle and a pair of sliding bar being arranged in parallel vertically, and described
Medial surface of the sliding bar close to lower part is trapezoid boss；The sliding bar is inserted into the parallel channels of main tie 2, and passes through institute
The hole at 15 middle part of rectangle positioning pin stated；
Elastic device is set between the side of the positioning pin 15 and the subtie 3.
Further, the link mechanism and the wheel 11 are to be arranged in pairs, and symmetrical, the company
Linkage includes first connecting rod 6, second connecting rod 8, third connecting rod 9, one end of the first connecting rod 6 and the sliding bar 4
Connection, the other end, second connecting rod 8, the third connecting rod 9 of the first connecting rod 6 are sequentially connected with；In the second connecting rod 8
There is cylindrical hole in portion, and second connecting rod 8 is fixed on by straight pin 7 on the battery box main body 1.
Further, the both sides of the lower face of the battery box main body 1 are symmetrical arranged two protrusions 12 with cylindrical hole,
The steering mechanism is F shapes support arm 10, and vertical one end is connected with the wheel 11, a parallel end and described
Third connecting rod 9 is hinged, another parallel end is inserted into the through-hole of the protrusion 12.
Further, if the center of the cylindrical hole of the protrusion 12 to the intermediate symmetry face of the battery box main body 1
Distance for a, the F shapes support arm 10 is with the hinged center of the third connecting rod 9 around the cylindrical hole of the protrusion 12
The axis radius of gyration for b, the length of third connecting rod 9 is c, and cylinder axially bored line to the second connecting rod 8 and third of second connecting rod 8 connects
The hinged centre distance of bar 9 is d, the cylinder axially bored line of second connecting rod 8 to the hinged centre-to-centre spacing of second connecting rod 8 and first connecting rod 6
It is f from the length for e, first connecting rod 6, first connecting rod 6 is hinged the battery box main body 1 described in centre-to-centre spacing with the sliding bar 4
Intermediate symmetry face distance for g, then a：b：c：d：e：f：G=10：2：3：4：2：3：2.
Further, in the side of main tie 2 limited block 13,14 setting up and down, match with the spacer pin 15
It closes, main tie 2 is limited.
Further, the section of the upright slide rail 5 is T shapes, and the sliding bar 4 is provided with T-slot, the slip
Bar 4 is embedded in upright slide rail 5 so that sliding bar 4 is moved along the upright slide rail 5.
Further, the elastic device includes spring 16 and gasket 17, and one end of the spring 16 is resisted against
The medial surface of the positioning pin 15, the other end of the spring 16 fix the gasket 17, and the gasket 17 supports
On the side for leaning against the subtie 3.
Compared with prior art, beneficial effects of the present invention are as follows：
1. the present invention can make the accumulator box for electric bicycle movement equipped with accumulator more convenient, laborsaving.It is existing it is electronic from
Driving battery case moves carrying by portable mode, considers the weight of its about 20kg, very inconvenient and laborious when carrying mobile, this
Invention has rotatable wheel in battery case envisaged underneath, and control operating rod can realize its automatic deploying and retracting, when battery case moves
Only need to pull forward, accumulator and battery case weight change to be undertaken by lower wheels, laborsaving convenient.
2. wheel, link mechanism, pull rod etc. are designed in accumulator box for electric bicycle body exterior in the present invention, do not occupy
Battery inside rule volume does not influence the installation of rectangular accumulator body, and when wheel is in collapsed state outside battery box main body
Additional various parts only make battery case highly increase about 3.7%, end face length to increase about 2.0%, occupy external empty
Between it is small, it is only necessary to the lay down location of battery case on electric bicycle is slightly expanded can be realized the present invention application, restoration and reuse into
This is low.
Description of the drawings
Fig. 1 is structure diagram of the battery case of the present invention when wheel is put down；
Fig. 2 is structure diagram of the battery case of invention when wheel is packed up；
Fig. 3 is the positioning pin evagination state of the present invention and major-minor pull rod machinery position relationship schematic diagram；
Fig. 4 is when the positioning pin of the present invention inwardly moves and major-minor pull rod machinery position relationship schematic diagram.
In figure, battery box main body 1, main tie 2, subtie 3, sliding bar 4, T shapes upright slide rail 5, first connecting rod 6, cylinder
Pin 7, second connecting rod 8, third connecting rod 9, support arm 10, wheel 11, protrusion 12, limited block 13,14, positioning pin 15, spring 16, pad
Piece 17.
Specific embodiment
With reference to specific embodiment to the wheel of the present invention can automatic deploying and retracting electronic car pull bar battery case make it is further
Detailed description.
As shown in Figs 1-4, wheel can automatic deploying and retracting electronic car pull bar battery case include battery box main body 1, main tie 2,
Subtie 3, sliding bar 4, T shapes upright slide rail 5, first connecting rod 6, straight pin 7, second connecting rod 8, third connecting rod 9, support arm 10,
Wheel 11, protrusion 12, limited block 13,14, spacer pin 15, spring 16, T shapes upright slide rail 5 are being fixed on battery box main body 1 just
Face, sliding bar 4 are provided with T-slot, and sliding bar 4 makes sliding bar 4 can be along T shapes sliding rail 5 by T-slot and 5 clearance fit of T shapes sliding rail
Movement.4 section of sliding bar be inverted trapezoidal, and with the inverted trapezoidal slot clearance fit of main tie 2 so that main tie 2 can be along sliding bar 4
Vertical and straight movement.The square three-way groove of a pair of parallel channels and a horizontal direction vertically, side are offered on main tie 2
Shape straight slot intermediate gap is combined with symmetrically arranged two rectangle positioning pins 15, and 15 middle part of rectangle positioning pin is machined with hole；Subtie 3
Including a horizontal handle and a pair of sliding bar being arranged in parallel vertically, and medial surface of the sliding bar close to lower part is ladder
Shape boss；Sliding bar is inserted into the parallel channels of main tie 2, and passes through the hole at 15 middle part of rectangle positioning pin.In the side of main tie 2
Side two pairs of limited blocks 13,14 setting up and down, coordinate with positioning pin 15, main tie 2 are limited.4 lower part both sides of sliding bar
It is symmetrical to be provided with rectangular channel, it can enter wherein when positioning pin 15 inwardly moves.It is vertical parallel with subtie 3 in 15 mider hole of positioning pin
Spring 16 is installed between the sliding bar of setting.
One end of first connecting rod 6 is connect with sliding bar 4, and the other end, second connecting rod 8, the third connecting rod 9 of first connecting rod 6 are suitable
Secondary connection；There is cylindrical hole at the middle part of second connecting rod 8, and second connecting rod 8 is fixed on by straight pin 7 on battery box main body 1.
The both sides of the lower face of battery box main body 1 are symmetrical arranged two protrusions 12 with cylindrical hole, and steering mechanism is F shape branch
Brace 10, vertical one end are connected with wheel 11, and a parallel end is hinged with third connecting rod 9, another parallel end is inserted into convex
It rises in 12 through-hole.
If the distance in the center of the cylindrical hole of protrusion 12 to the intermediate symmetry face of battery box main body 1 is a, F shapes support arm 10
Hinged center is b around the radius of gyration of the cylinder axially bored line of protrusion 12 with third connecting rod 9, and the length of third connecting rod 9 is c,
The cylinder axially bored line of second connecting rod 8 to the hinged centre distance of second connecting rod 8 and third connecting rod 9 be d, the cylinder of second connecting rod 8
Axially bored line to the hinged centre distance of second connecting rod 8 and first connecting rod 6 is e, and the length of first connecting rod 6 is f, first connecting rod 6 with
The distance that the sliding bar 4 is hinged the intermediate symmetry face of the battery box main body 1 described in centre-to-centre spacing is g, then a：b：c：d：e：f：g
=10：2：3：4：2：3：2.
Battery case is located at electrical salf-walking car during original state, and wheel 11 is in collapsed state, and positioning pin 15 is made by spring
With in outer gibbosity state, positioned at 13 lower section of limited block.Main tie 2 is pulled up, main tie 2 drives positioning pin 15 and then drives electricity
Pond box main body 1 moves upwards, and battery box main body 1 is pulled out from electric vehicle.
At this point, pulling up subtie 3, the slope driving positioning pin 15 of 3 lower end of subtie inwardly moves, and makes positioning pin 15
A part enters in the rectangular channel of 4 lower part of sliding bar, while limited block 13 disappears to the barrier effect of positioning pin 15, main drawing at this time
Bar 2 and sliding bar 4 are synchronized with the movement by the realization of positioning pin 15, pull up on main tie 2, and main tie 2 drives positioning pin 15
And then sliding bar 4 is driven to move upwards, and then drive first connecting rod 6, second connecting rod 8, third connecting rod 9, support arm 10, make wheel
11 put down, and positioning pin 15 is moved between limited block 13 and 14 at this time；
After wheel 11 is put down, subtie 3 is unclamped, subtie 3 moves downward under the effect of gravity with respect to main tie 2, secondary
3 lower end inclined-plane of pull rod disappears to the impetus of positioning pin 15, and positioning pin 15 moves out under the action of the spring, restores outer gibbosity
State, at this time main tie 2 be no longer synchronized with the movement with sliding bar 4, main tie 2 is pulled on, when positioning pin 15 is moved upwards until quilt
Limited block 14 stops that main tie 2 is in longest and pulls out state at this time, pulls on main tie, you can entire battery case is driven to move
It is dynamic.
After accumulator is fully charged can contrary operation wheel 11 is made to receive upper and battery case is put into electrical salf-walking car.
Claims (7)
1. a kind of wheel can automatic deploying and retracting electronic car pull bar battery case, including battery box main body（1）, drag link mechanism, connecting rod
Mechanism, steering mechanism, wheel（11）, the battery box main body（1）Front be fixed with upright slide rail（5）, the pull rod
Mechanism is nested in the upright slide rail（5）In, it can be along the upright slide rail（5）Slide, described link mechanism one end with
The drag link mechanism lower end is rotatably connected, and the other end is rotatably connected with the steering mechanism, the steering mechanism
It is rotatably connected with the wheel, when pulling the drag link mechanism, the drag link mechanism drives the connecting rod machine
Structure, steering mechanism, wheel（11）, realize wheel（11）Automatic deploying and retracting, which is characterized in that
The drag link mechanism includes main tie（2）, subtie（3）, sliding bar（4）, rectangle positioning pin（15）, the slip
Bar（4）Along the upright slide rail（5）Movement；
The main tie（2）It is nested in the sliding bar（4）Outside, and along the sliding bar（4）Vertical and straight movement；It is described
Main tie（2）On offer the square three-way grooves of a pair of parallel channels and a horizontal direction vertically, it is described
Square three-way groove intermediate gap is combined with symmetrically arranged two rectangle positioning pins（15）, the rectangle positioning pin（15）Middle part processes
There is hole；
The subtie（3）Including a horizontal handle and a pair of sliding bar being arranged in parallel vertically, and the cunning
Medial surface of the lever close to lower part is trapezoid boss；The sliding bar is inserted into main tie（2）Parallel channels in, and across institute
The rectangle positioning pin stated（15）The hole at middle part；
In the positioning pin（15）With the subtie（3）Side between elastic device is set.
2. wheel according to claim 1 can automatic deploying and retracting electronic car pull bar battery case, the link mechanism and institute
The wheel stated（11）It is to be arranged in pairs, and symmetrical, the link mechanism includes first connecting rod（6）, second connecting rod
（8）, third connecting rod（9）, the first connecting rod（6）One end and the sliding bar（4）Connection, the first connecting rod
（6）The other end, second connecting rod（8）, third connecting rod（9）It is sequentially connected with；The second connecting rod（8）Middle part have cylindrical hole,
Second connecting rod（8）Pass through straight pin（7）It is fixed on the battery box main body（1）On.
3. wheel according to claim 2 can automatic deploying and retracting electronic car pull bar battery case, the battery box main body（1）
The both sides of lower face be symmetrical arranged two protrusions with cylindrical hole（12）, the steering mechanism is F shape support arms（10）,
Vertical one end and the wheel（11）It is connected, a parallel end and the third connecting rod（9）It is hinged, another parallel end
It is inserted into the protrusion（12）Through-hole in.
4. wheel according to claim 3 can automatic deploying and retracting electronic car pull bar battery case, if the protrusion（12）'s
The center of cylindrical hole is to the battery box main body（1）Intermediate symmetry face distance for a, the F shape support arms（10）With
The third connecting rod（9）Hinged center is around the protrusion（12）Cylindrical hole the axis radius of gyration for b, third connecting rod
（9）Length for c, second connecting rod（8）Cylinder axially bored line to second connecting rod（8）And third connecting rod（9）Hinged centre distance
For d, second connecting rod（8）Cylinder axially bored line to second connecting rod（8）And first connecting rod（6）Hinged centre distance is e, and first connects
Bar（6）Length for f, first connecting rod（6）With the sliding bar（4）Battery box main body described in hinged centre-to-centre spacing（1）In
Between the plane of symmetry distance for g, then a：b：c：d：e：f：g=10：2：3：4：2：3：2.
5. wheel according to claim 3 can automatic deploying and retracting electronic car pull bar battery case, in main tie（2）Side on
One limited block of lower setting（13、14）, with the spacer pin（15）Cooperation, to main tie（2）It is limited.
6. wheel according to claim 1 can automatic deploying and retracting electronic car pull bar battery case, the upright slide rail（5）'s
Section be T shapes, the sliding bar（4）It is provided with T-slot, the sliding bar（4）Embedded upright slide rail（5）In so that it slides
Bar（4）Along the upright slide rail（5）Movement.
7. wheel according to claim 1 can automatic deploying and retracting electronic car pull bar battery case, the elastic device includes
Spring（16）And gasket（17）, the spring（16）One end be resisted against the positioning pin（15）Medial surface, it is described
Spring（16）The other end fix the gasket（17）, and the gasket（17）It is resisted against the subtie（3）Side
On face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710827899.8A CN107611302B (en) | 2017-09-14 | 2017-09-14 | A kind of wheel can automatic deploying and retracting electronic car pull bar battery case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710827899.8A CN107611302B (en) | 2017-09-14 | 2017-09-14 | A kind of wheel can automatic deploying and retracting electronic car pull bar battery case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107611302A CN107611302A (en) | 2018-01-19 |
| CN107611302B true CN107611302B (en) | 2018-06-15 |
Family
ID=61063428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710827899.8A Active CN107611302B (en) | 2017-09-14 | 2017-09-14 | A kind of wheel can automatic deploying and retracting electronic car pull bar battery case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107611302B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3637424A1 (en) * | 1986-11-03 | 1988-05-11 | Heitz Walter Helmut | Transport undercarriage with a retractable running gear |
| SU1457348A1 (en) * | 1987-01-06 | 1990-09-15 | Предприятие П/Я Р-6816 | Trolley |
| DE20307336U1 (en) * | 2003-05-10 | 2003-07-03 | Tomkiewicz Antoni | Fully collapsible shopping cart with two wheels, comprises frame with retractable handle, fold away basket and swivelling wheels and support brackets |
| CN2596820Y (en) * | 2002-03-29 | 2004-01-07 | 厦门进雄企业有限公司 | Tourist case with automatic contracting wheels |
| US7097183B1 (en) * | 2005-03-29 | 2006-08-29 | Best Caddy Co., Ltd. | Trolley structure |
-
2017
- 2017-09-14 CN CN201710827899.8A patent/CN107611302B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3637424A1 (en) * | 1986-11-03 | 1988-05-11 | Heitz Walter Helmut | Transport undercarriage with a retractable running gear |
| SU1457348A1 (en) * | 1987-01-06 | 1990-09-15 | Предприятие П/Я Р-6816 | Trolley |
| CN2596820Y (en) * | 2002-03-29 | 2004-01-07 | 厦门进雄企业有限公司 | Tourist case with automatic contracting wheels |
| DE20307336U1 (en) * | 2003-05-10 | 2003-07-03 | Tomkiewicz Antoni | Fully collapsible shopping cart with two wheels, comprises frame with retractable handle, fold away basket and swivelling wheels and support brackets |
| US7097183B1 (en) * | 2005-03-29 | 2006-08-29 | Best Caddy Co., Ltd. | Trolley structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107611302A (en) | 2018-01-19 |
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