CN108298012A - A kind of motor pendant of electric bicycle - Google Patents

A kind of motor pendant of electric bicycle Download PDF

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Publication number
CN108298012A
CN108298012A CN201810110323.4A CN201810110323A CN108298012A CN 108298012 A CN108298012 A CN 108298012A CN 201810110323 A CN201810110323 A CN 201810110323A CN 108298012 A CN108298012 A CN 108298012A
Authority
CN
China
Prior art keywords
motor
shroud
guide post
roof
electric bicycle
Prior art date
Application number
CN201810110323.4A
Other languages
Chinese (zh)
Inventor
杨玉峰
Original Assignee
天津市金轮信德车业有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 天津市金轮信德车业有限公司 filed Critical 天津市金轮信德车业有限公司
Priority to CN201810110323.4A priority Critical patent/CN108298012A/en
Publication of CN108298012A publication Critical patent/CN108298012A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62MRIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
    • B62M6/00Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
    • B62M6/40Rider propelled cycles with auxiliary electric motor
    • B62M6/55Rider propelled cycles with auxiliary electric motor power-driven at crank shafts parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62KCYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K19/00Cycle frames
    • B62K19/30Frame parts shaped to receive other cycle parts or accessories

Abstract

The present invention relates to a kind of motor pendants of electric bicycle.Including intermediate, front protection cover and back shroud;Intermediate generally arc, inner cavity lateral direction penetrating;Motor mounting groove, middle and back are equipped with equipped with bottom bracket axle in the front of intermediate bottom wall;The front of intermediate roof be equipped with top string holes, on intermediate bottom wall, the position at motor mounting groove rear portion be equipped with lower part string holes;Integrally formed with multiple connection guide posts on the roof and bottom wall of intermediate;Front protection cover includes shield ontology, and in the inside of shield ontology, laterally corresponding position is equipped with connection jacking block with each connection guide post, and front protection cover is fixed using multiple screws with intermediate;The axle sleeve groove being equipped with the bottom of the motor groove of motor mounting groove horizontal alignment, middle and back with bottom bracket axle horizontal alignment is equipped in the bottom of shield body portion;Back shroud includes cover board body, and laterally corresponding position is equipped with mounting hole with each connection guide post on cover board body, and back shroud is fixed using multiple screws with intermediate.

Description

A kind of motor pendant of electric bicycle

Technical field

The invention belongs to bicycle assembly parts technical field more particularly to a kind of motor pendants of electric bicycle.

Background technology

It is becoming tight with the day of global energy, Looking For Substitutions Of Oil and exploitation energy-conserving product are at the one of numerous manufacturing firms A new issue.In recent years, with the constantly improve of lithium ion battery technology to reach its maturity with other matching components, lithium-ion electric Dynamic moped is increasingly subject to the favor of consumers in general.The consumer group also expands from the old and frail handicapped crowd of early stage All groups are arrived greatly, and vehicle also develops to all kinds of car types of today, such as folded bicycle, mountain bike from early stage single city vehicle. But due to the limitation of various technical conditions, previous electric assisted bicycle about 80% using wheel hub motor as driving element, Its efficiency conversion rate is relatively low, and built-in motor drive system becomes the inevitable choice in market thus.

The a great problem of the installation of built-in motor and fixed always industry, therefore the built-in motor hanger quilt of various structures It developed.Existing built-in motor hanger is generally an integral molding structure, and is arranged in vehicle frame in such a way that welding is affixed Location mid-shaft, built-in motor are mounted on hanger.There are following defects for above-mentioned built-in motor hanger:Integral forming process is to processing Precision it is more demanding, this directly improves the cost of production and processing;The hanger of above-mentioned monoblock type is not easy to the group of built-in motor Assembly and disassembly are not easy to the repair and maintenance in later stage.

To sum up, a kind of auxiliary hanging installation of the novel motor pendant of exploitation design for built-in motor system is needed.

Invention content

The present invention provides that a kind of simple in structure and intensity is high, is convenient for group to solve technical problem present in known technology The motor pendant of dress and the electric bicycle of later maintenance.

The present invention is adopted the technical scheme that solve technical problem present in known technology:A kind of electric bicycle Motor pendant include intermediate, the front protection cover positioned at front and the back shroud positioned at rear portion positioned at middle part;Intermediate is whole Body is arc, inner cavity lateral direction penetrating;Arc-shaped motor mounting groove, middle and back are equipped with equipped with one in the front of intermediate bottom wall Molding bottom bracket axle;It is equipped with top string holes in the front of intermediate roof, on intermediate bottom wall, the position at motor mounting groove rear portion Lower part string holes is installed;Integrally formed with multiple connection guide posts on the roof and bottom wall of intermediate, it is equipped on connection guide post For the connecting hole of screw insertion;Front protection cover includes shield ontology, in the inside of shield ontology, laterally corresponding with each connection guide post Position is equipped with connection jacking block, and connecting hole is equipped on each connection jacking block, and front protection cover is fixed using multiple screws with intermediate Connection;It is equipped in the bottom of shield body portion and is equipped with the motor groove of motor mounting groove horizontal alignment, the bottom of middle and back With the axle sleeve groove of bottom bracket axle horizontal alignment;Back shroud includes cover board body, laterally right with each connection guide post on cover board body The position answered is equipped with mounting hole, and back shroud is fixedly connected using multiple screws with intermediate.

The advantages and positive effects of the present invention are:The present invention provides a kind of electric bicycles of structure design advantages of simple Motor pendant, compared with existing motor pendant, in the technical program by design pendant by intermediate, front protection cover and rear cover Plate constitute, and the front of intermediate be arranged motor mounting groove, middle and back be arranged bottom bracket axle, realize Middle shaft assembly, motor to The technique effect that the technique effect and entire pendant of convenient dismounting on pendant are installed in electric bicycle body.It is logical It crosses the inner cavity lateral direction penetrating of setting intermediate and top string holes and lower part string holes is respectively set on roof and bottom wall, be conducting wire Cabling provide necessary channel.By connection guide post is set on the inner wall of intermediate and be arranged front protection cover and back shroud with It is connected using screw between intermediate, ensure that the convenience that hanger itself dismounts, provided convenience for the dismounting maintenance in later stage.

Preferably:The quantity for connecting guide post is 4, after being located at the roof middle part, roof rear portion, bottom wall of intermediate Portion, bottom bracket axle and motor mounting groove intersection.

Preferably:Intermediate and back shroud are aluminum alloy material;Front protection cover is ABS plastic material, integrated injection molding Structure.

Preferably:It is equipped with two positioning grooves of circumferential 180 ° of spacing in the inner end edge of bottom bracket axle.

Description of the drawings

Fig. 1 is the structural schematic diagram of the present invention, positive visual angle;

Fig. 2 is the structural schematic diagram of the present invention, back side visual angle;

Fig. 3 is the structural schematic diagram of the present invention, eliminates back shroud;

Fig. 4 is the structural schematic diagram of front protection cover in Fig. 1;

Fig. 5 is the using state structure diagram of the present invention.

In figure:1, intermediate;1-1, top string holes;1-2, lower part string holes;1-3, bottom bracket axle;1-4, locating notch;1-5、 Connect guide post;1-6, motor mounting groove;2, front protection cover;2-1, connection jacking block;2-2, axle sleeve groove;2-3, motor groove;3, after Cover board;3-1, mounting hole;4, Middle shaft assembly;5, motor;6, sprocket wheel.

Specific implementation mode

In order to further understand the content, features and effects of the present invention, hereby lifting following embodiment, detailed description are as follows:

Fig. 1 is referred to, the motor pendant of electric bicycle of the invention includes positioned at the intermediate 1 at middle part, positioned at front Front protection cover 2 and back shroud 3 positioned at rear portion.

Fig. 1 is referred to Fig. 3, it can be seen that:The generally arc of intermediate 1, inner cavity lateral direction penetrating.In 1 bottom wall of intermediate Front be equipped with arc-shaped motor mounting groove 1-6, middle and back be equipped with integrally formed bottom bracket axle 1-3.In 1 roof of intermediate Front be equipped with top string holes 1-1, on 1 bottom wall of intermediate, the position at the rear portions motor mounting groove 1-6 be equipped with lower part string holes 1-2. Integrally formed with multiple connection guide post 1-5 on the roof and bottom wall of intermediate 1, it is equipped on connection guide post 1-5 and is embedded in for screw Connecting hole.

In the present embodiment, intermediate 1 is chosen for aluminum alloy material.Specifically, the aluminium alloy extrusions for processing intermediate 1 Integral extrusion moulding process may be used to be made, section steel cutting can also be used into blocky aluminium alloy type at fixed dimension later Integrally finishing obtains the material work in-process heart.

Refer to Fig. 4, it can be seen that:Front protection cover 2 includes shield ontology, in the inside of shield ontology and each connection guide post 5 Laterally corresponding position is equipped with connection jacking block 2-1, connecting hole is equipped on each connection jacking block 2-1, front protection cover 2 is using multiple Screw is fixedly connected with intermediate 1.The length of each connection jacking block 2-1 is determined that inner end is all located on same plane by position, When front protection cover 2 is fastened on the front of intermediate 1 in this way, each inner end for connecting jacking block 2-1 outer end with each connection guide post 1-5 respectively It holds out against and to just, being attached using multiple screws, screw is penetrated by the connecting hole on connection jacking block 2-1, inner end screws in connection It completes to fix in the connecting hole of guide post 1-5.

It is equipped with and the motor groove 2-3 of motor mounting groove 1-6 horizontal alignments, middle and back in the bottom of shield body portion Bottom is equipped with the axle sleeve groove 2-2 with bottom bracket axle 1-3 horizontal alignments.

In the present embodiment, front protection cover 2 is ABS plastic material, integrated injection molding structure.

Refer to Fig. 2, it can be seen that:Back shroud 3 includes cover board body, horizontal with each connection guide post 1-5 on cover board body It is equipped with mounting hole 3-1 to corresponding position, back shroud 3 is fixedly connected using multiple screws with intermediate 1, and screw is located at installation In the 3-1 of hole, inner end, which screws in the connecting hole of connection guide post 1-5, to be completed to fix.

In the present embodiment, the quantity of connection guide post 1-5 is 4, be located at the roof middle part of intermediate 1, roof rear portion, Bottom wall rear portion, bottom bracket axle 1-3 and motor mounting groove 1-6 intersection.

In the present embodiment, two positioning groove 1-4 of circumferential 180 ° of spacing are equipped in the inner end edge of bottom bracket axle 1-3, are used In the fixed and positioned of Middle shaft assembly 4.

Fig. 5 is using state structure diagram, it can be seen that:After assembling, Middle shaft assembly 4 is located at bottom bracket axle 1-3 and axle sleeve In groove 2-2, motor 5 is located in motor mounting groove 1-6 and motor groove 2-3;It is equipped with transmission case in the side of this motor pendant Body, the motor shaft of motor 5, the axis of Middle shaft assembly 4 dock connection with two input shafts of transmission case body respectively, in transmission case body Output shaft on sprocket wheel 6 is installed;Output shaft can be same axis with axis, and the output shaft of motor 5 is logical in transmission case body The mechanisms such as overdrive clutch are crossed to be driven with middle axis connection.

Claims (4)

1. a kind of motor pendant of electric bicycle, it is characterized in that:Include positioned at the intermediate (1) at middle part, before front Shield (2) and back shroud (3) positioned at rear portion;
Intermediate (1) generally arc, inner cavity lateral direction penetrating;Arc-shaped motor is equipped in the front of intermediate (1) bottom wall to pacify Tankage (1-6), middle and back are equipped with integrally formed bottom bracket axle (1-3);It is equipped with top string holes in the front of intermediate (1) roof (1-1), on intermediate (1) bottom wall, the position at the rear portion motor mounting groove (1-6) be equipped with lower part string holes (1-2);In intermediate (1) it integrally formed with multiple connection guide posts (1-5) on roof and bottom wall, is equipped on connection guide post (1-5) and is embedded in for screw Connecting hole;
Front protection cover (2) includes shield ontology, and in the inside of shield ontology, laterally corresponding position is equal with each connection guide post (1-5) Equipped with connection jacking block (2-1), connecting hole is equipped on each connection jacking block (2-1), front protection cover (2) is using multiple screws and centre Body (1) is fixedly connected;It is equipped with the motor groove (2- with motor mounting groove (1-6) horizontal alignment in the bottom of shield body portion 3), the bottom of middle and back is equipped with the axle sleeve groove (2-2) with bottom bracket axle (1-3) horizontal alignment;
Back shroud (3) includes cover board body, and laterally corresponding position is equipped with peace with each connection guide post (1-5) on cover board body It fills hole (3-1), back shroud (3) is fixedly connected using multiple screws with intermediate (1).
2. the motor pendant of electric bicycle as described in claim 1, it is characterized in that:The quantity for connecting guide post (1-5) is 4 It is a, it is located at roof middle part, roof rear portion, bottom wall rear portion, bottom bracket axle (1-3) and the motor mounting groove (1-6) of intermediate (1) Intersection.
3. the motor pendant of electric bicycle as described in claim 1, it is characterized in that:Intermediate (1) and back shroud (3) are Aluminum alloy material;Front protection cover (2) is ABS plastic material, integrated injection molding structure.
4. the motor pendant of electric bicycle as described in claim 1, it is characterized in that:In the inner end edge of bottom bracket axle (1-3) Equipped with 180 ° of two positioning grooves (1-4) of circumferential spacing.
CN201810110323.4A 2018-02-05 2018-02-05 A kind of motor pendant of electric bicycle CN108298012A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810110323.4A CN108298012A (en) 2018-02-05 2018-02-05 A kind of motor pendant of electric bicycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810110323.4A CN108298012A (en) 2018-02-05 2018-02-05 A kind of motor pendant of electric bicycle

Publications (1)

Publication Number Publication Date
CN108298012A true CN108298012A (en) 2018-07-20

Family

ID=62851106

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810110323.4A CN108298012A (en) 2018-02-05 2018-02-05 A kind of motor pendant of electric bicycle

Country Status (1)

Country Link
CN (1) CN108298012A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000043772A (en) * 1996-01-10 2000-02-15 Miyata Ind Co Ltd Motor assisted bicycle
CN204161598U (en) * 2014-09-29 2015-02-18 佛山市铭特铝业科技有限公司 A kind of travelling aided bicycle motor suspension erecting device
CN204250290U (en) * 2014-11-06 2015-04-08 久鼎金属实业股份有限公司 The motor support assembly of electric booster bicycle
CN204489092U (en) * 2015-02-02 2015-07-22 天津市金轮信德车业有限公司 The motor integrated hanger of electric bicycle
CN204821974U (en) * 2015-06-23 2015-12-02 永祺(常州)车业有限公司 Electric motor lid of bicycle
CN207826467U (en) * 2018-02-05 2018-09-07 天津市金轮信德车业有限公司 A kind of motor pendant of electric bicycle

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000043772A (en) * 1996-01-10 2000-02-15 Miyata Ind Co Ltd Motor assisted bicycle
CN204161598U (en) * 2014-09-29 2015-02-18 佛山市铭特铝业科技有限公司 A kind of travelling aided bicycle motor suspension erecting device
CN204250290U (en) * 2014-11-06 2015-04-08 久鼎金属实业股份有限公司 The motor support assembly of electric booster bicycle
CN204489092U (en) * 2015-02-02 2015-07-22 天津市金轮信德车业有限公司 The motor integrated hanger of electric bicycle
CN204821974U (en) * 2015-06-23 2015-12-02 永祺(常州)车业有限公司 Electric motor lid of bicycle
CN207826467U (en) * 2018-02-05 2018-09-07 天津市金轮信德车业有限公司 A kind of motor pendant of electric bicycle

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Application publication date: 20180720

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