CN103470727A - Transmission gear for electric motor bicycle - Google Patents
Transmission gear for electric motor bicycle Download PDFInfo
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- CN103470727A CN103470727A CN2013103558528A CN201310355852A CN103470727A CN 103470727 A CN103470727 A CN 103470727A CN 2013103558528 A CN2013103558528 A CN 2013103558528A CN 201310355852 A CN201310355852 A CN 201310355852A CN 103470727 A CN103470727 A CN 103470727A
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Abstract
The invention provides a transmission gear for an electric motor bicycle, belonging to a part for transmission on the electric motor bicycle. The transmission gear for the electric motor bicycle comprises a base body, wherein the base body is made of steel; an installation hole is formed in the base body; one circle of first annular groove is formed in the interconnection between the external periphery wall of the base body and one side wall; a first annular insert made of nylon is poured in the first annular groove; multiple first through holes communicated with the first annular groove are uniformly distributed on another side wall of the base body; tapered hole sections are arranged on the first through holes; first inserts made of the nylon are poured in the first through holes and the tapered hole sections; the first inserts and the first annular insert are of an integral structure; multiple first gear teeth are processed on the excircle face of the base body; multiple second gear teeth are simultaneously processed on the excircle face of the first annular insert; the multiple first gear teeth and the multiple second gear teeth make up complete gear teeth in a one-to-one correspondence way. The transmission gear for the electric motor bicycle provided by the invention has the advantages of higher strength and lower noise at work.
Description
Technical field:
The present invention relates to the component for transmission in a kind of electric motor car, is specifically a kind of electric vehicle driving gear.
Background technique:
At present, the gear be used in the electric motor car reducing gear mainly contains two kinds, a kind of is the gear of iron and steel material quality, another kind is the gear of nylon material, the strength of gear teeth of iron and steel material quality is higher but in when work, the shortcoming that noise is large is arranged, and it is low but the shortcoming that intensity is little is arranged that the gear of nylon material has a noise when work.
Summary of the invention:
The technical problem to be solved in the present invention is, a kind of higher and electric vehicle driving gear have the less advantage of noise when work of intensity that not only has is provided.
Technical solution of the present invention is, provide a kind of electric vehicle driving gear with following structure: the matrix that comprises iron and steel material quality, matrix is provided with mounting hole, wherein, the intersection of the periphery wall of matrix and a sidewall is provided with a circle first ring connected in star, be cast with the first annular insert of nylon material in the first ring connected in star, be evenly equipped with a plurality of the first through holes that communicate with the first ring connected in star on another sidewall of matrix, the first through hole is provided with the cone shape hole section, be cast with the first inserts of nylon material in the first through hole and cone shape hole section, the first inserts and the first annular insert are an overall structure, be processed with a plurality of the first teeth on the periphery of matrix, be processed with a plurality of the second teeth on the periphery of the first annular insert simultaneously, a plurality of the first teeth and a plurality of the second teeth are the complete teeth of corresponding composition one by one.
Electric vehicle driving gear of the present invention, wherein, the first ring connected in star bottom on matrix is provided with a ring shape boss, and annular boss extend into the inside of the first annular insert.
Electric vehicle driving gear of the present invention, wherein, first ring connected in star bottom on matrix is evenly equipped with a plurality of the second through holes that communicate with mounting hole, is cast with the second inserts of nylon material in the second through hole, and the second inserts and the first annular insert are an overall structure.
Electric vehicle driving gear of the present invention, wherein, first ring connected in star bottom on matrix is provided with circle second annular groove, the opening of the second annular groove is narrow, bottom is wide, be cast with the second annular insert of nylon material in the second annular groove, the second annular insert and the first annular insert are an overall structure.
After adopting above structure, compared with prior art, electric vehicle driving gear of the present invention has the following advantages: because the matrix periphery wall of electric vehicle driving gear of the present invention and the intersection of a sidewall are provided with a circle first ring connected in star, be cast with the first annular insert of nylon material in the first ring connected in star, be processed with a plurality of the first teeth on the periphery of matrix, be processed with a plurality of the second teeth on the periphery of the first annular insert simultaneously, a plurality of the first teeth and a plurality of the second teeth are the complete teeth of corresponding composition one by one, that is to say that each complete teeth all is comprised of iron and steel material quality and nylon material two-part, the teeth of iron and steel material quality have advantages of that intensity is high, the teeth of nylon material have advantages of that noise is little, therefore, it is higher that electric vehicle driving gear of the present invention has had intensity simultaneously, the less advantage of noise during work, the first inserts can prevent that the relative matrix of the first annular insert from rotating and axially movable effect simultaneously.
The effect of annular boss is: when teeth are stressed, prevent that the relative matrix of the first annular insert from moving axially.
The effect of the second inserts is: when teeth are stressed, prevent that the relative matrix of the first annular insert of nylon material from rotating, played the effect of anti-rotation.
The effect of the second annular insert is: when teeth are stressed, can prevent that the relative matrix of the first annular insert of nylon material from moving radially.
The accompanying drawing explanation:
Fig. 1 is the main TV structure schematic diagram of electric vehicle driving gear of the present invention;
Fig. 2 is Fig. 1 " A-A " sectional structure schematic diagram;
Fig. 3 is the main TV structure schematic diagram while in electric vehicle driving gear of the present invention, having annular boss;
Fig. 4 is Fig. 3 " B-B " sectional structure schematic diagram;
Fig. 5 is the main TV structure schematic diagram while in electric vehicle driving gear of the present invention, having the second inserts;
Fig. 6 is Fig. 5 " C-C " sectional structure schematic diagram;
Fig. 7 is the main TV structure schematic diagram while in electric vehicle driving gear of the present invention, having the second annular insert;
Fig. 8 is Fig. 7 " D-D " sectional structure schematic diagram.
Specific embodiment:
Below in conjunction with the drawings and specific embodiments, electric vehicle driving gear of the present invention is described further:
As depicted in figs. 1 and 2, electric vehicle driving gear of the present invention comprises the matrix 1 of iron and steel material quality, matrix 1 is provided with mounting hole 2, the intersection of the periphery wall of matrix 1 and a sidewall is provided with a circle first ring connected in star 6, be cast with the first annular insert 9 of nylon material in first ring connected in star 6, be evenly equipped with six the first through holes 5 that communicate with first ring connected in star 6 on another sidewall of matrix 1, the first through hole 5 is provided with cone shape hole section 3, be cast with the first inserts 4 of nylon material in the first through hole 5 and cone shape hole section 3, the first inserts 4 and the first annular insert 9 are an overall structure, be processed with a plurality of the first teeth 7 on the periphery of matrix 1, be processed with a plurality of the second teeth 8 on the periphery of the first annular insert 9 simultaneously, a plurality of the first teeth 7 and a plurality of the second teeth 8 are the complete teeth of corresponding composition one by one.
As shown in Figure 3 and Figure 4, electric vehicle driving gear of the present invention comprises the matrix 1 of iron and steel material quality, matrix 1 is provided with mounting hole 2, the intersection of the periphery wall of matrix 1 and a sidewall is provided with a circle first ring connected in star 6, be cast with the first annular insert 9 of nylon material in first ring connected in star 6, be evenly equipped with six the first through holes 5 that communicate with first ring connected in star 6 on another sidewall of matrix 1, the first through hole 5 is provided with cone shape hole section 3, be cast with the first inserts 4 of nylon material in the first through hole 5 and cone shape hole section 3, the first inserts 4 and the first annular insert 9 are an overall structure, first ring connected in star 6 bottoms on matrix 1 are provided with a ring shape boss 10, annular boss 10 extend into the inside of the first annular insert 9, be processed with a plurality of the first teeth 7 on the periphery of matrix 1, be processed with a plurality of the second teeth 8 on the periphery of the first annular insert 9 simultaneously, a plurality of the first teeth 7 and a plurality of the second teeth 8 are the complete teeth of corresponding composition one by one.
As shown in Figure 5 and Figure 6, electric vehicle driving gear of the present invention comprises the matrix 1 of iron and steel material quality, matrix 1 is provided with mounting hole 2, the intersection of the periphery wall of matrix 1 and a sidewall is provided with a circle first ring connected in star 6, be cast with the first annular insert 9 of nylon material in first ring connected in star 6, be evenly equipped with six the first through holes 5 that communicate with first ring connected in star 6 on another sidewall of matrix 1, the first through hole 5 is provided with cone shape hole section 3, be cast with the first inserts 4 of nylon material in the first through hole 5 and cone shape hole section 3, first ring connected in star 6 bottoms on matrix 1 are evenly equipped with four the second through holes 11 that communicate with mounting hole 2, be cast with the second inserts 12 of nylon material in the second through hole 11, the first inserts 4, the second inserts 12 and the first annular insert 9 are an overall structure, be processed with a plurality of the first teeth 7 on the periphery of matrix 1, be processed with a plurality of the second teeth 8 on the periphery of the first annular insert 9 simultaneously, a plurality of the first teeth 7 and a plurality of the second teeth 8 are the complete teeth of corresponding composition one by one.
As shown in Figure 7 and Figure 8, electric vehicle driving gear of the present invention comprises the matrix 1 of iron and steel material quality, matrix 1 is provided with mounting hole 2, the intersection of the periphery wall of matrix 1 and a sidewall is provided with a circle first ring connected in star 6, be cast with the first annular insert 9 of nylon material in first ring connected in star 6, be evenly equipped with six the first through holes 5 that communicate with first ring connected in star 6 on another sidewall of matrix 1, the first through hole 5 is provided with cone shape hole section 3, be cast with the first inserts 4 of nylon material in the first through hole 5 and cone shape hole section 3, first ring connected in star 6 bottoms on matrix 1 are provided with circle second annular groove 13, the opening of the second annular groove 13 is narrow, bottom is wide, be cast with the second annular insert 14 of nylon material in the second annular groove 13, the first inserts 4, the second annular insert 14 and the first annular insert 9 are an overall structure, be processed with a plurality of the first teeth 7 on the periphery of matrix 1, be processed with a plurality of the second teeth 8 on the periphery of the first annular insert 9 simultaneously, a plurality of the first teeth 7 and a plurality of the second teeth 8 are the complete teeth of corresponding composition one by one.
Above-described embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that those of ordinary skills make technological scheme of the present invention; change as the quantity of the first through hole 5 and the second through hole 11, all should fall in the definite protection domain of the claims in the present invention book.
Claims (4)
1. an electric vehicle driving gear, the matrix (1) that comprises iron and steel material quality, described matrix (1) is provided with mounting hole (2), it is characterized in that: the periphery wall of described matrix (1) and the intersection of a sidewall are provided with a circle first ring connected in star (6), be cast with first annular insert (9) of nylon material in described first ring connected in star (6), be evenly equipped with a plurality of the first through holes (5) that communicate with first ring connected in star (6) on another sidewall of described matrix (1), described the first through hole (5) is provided with cone shape hole section (3), be cast with first inserts (4) of nylon material in described the first through hole (5) and cone shape hole section (3), described the first inserts (4) is an overall structure with the first annular insert (9), be processed with a plurality of the first teeth (7) on the periphery of described matrix (1), be processed with a plurality of the second teeth (8) on the periphery of described the first annular insert (9) simultaneously, described a plurality of the first teeth (7) and a plurality of the second teeth (8) are the complete teeth of corresponding composition one by one.
2. electric vehicle driving gear according to claim 1, it is characterized in that: first ring connected in star (6) bottom on described matrix (1) is provided with a ring shape boss (10), and described annular boss (10) extend into the inside of the first annular insert (9).
3. electric vehicle driving gear according to claim 1, it is characterized in that: first ring connected in star (6) bottom on described matrix (1) is evenly equipped with a plurality of the second through holes (11) that communicate with mounting hole (2), be cast with second inserts (12) of nylon material in described the second through hole (11), described the second inserts (12) is an overall structure with the first annular insert (9).
4. electric vehicle driving gear according to claim 1, it is characterized in that: first ring connected in star (6) bottom on described matrix (1) is provided with circle second annular groove (13), the opening of described the second annular groove (13) is narrow, bottom is wide, be cast with second annular insert (14) of nylon material in described the second annular groove (13), described the second annular insert (14) and the first annular insert (9) are an overall structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310355852.8A CN103470727B (en) | 2013-08-15 | 2013-08-15 | Transmission gear for electric motor bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310355852.8A CN103470727B (en) | 2013-08-15 | 2013-08-15 | Transmission gear for electric motor bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103470727A true CN103470727A (en) | 2013-12-25 |
| CN103470727B CN103470727B (en) | 2017-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310355852.8A Active CN103470727B (en) | 2013-08-15 | 2013-08-15 | Transmission gear for electric motor bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103470727B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015021831A1 (en) * | 2013-08-15 | 2015-02-19 | 宁波市鄞州恒泰机电有限公司 | Gear |
| CN104675956A (en) * | 2015-03-02 | 2015-06-03 | 盐城工学院 | Electric vehicle compound gear |
| CN107255155A (en) * | 2017-07-27 | 2017-10-17 | 陈海燕 | A kind of low noise gear |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6170269A (en) * | 1984-09-12 | 1986-04-11 | Nippon Poripenko Kk | Nylon gear containing core bar |
| JPH0272259A (en) * | 1988-09-07 | 1990-03-12 | Tigers Polymer Corp | Gear made of synthetic resin |
| CN2392607Y (en) * | 1999-08-03 | 2000-08-23 | 郑建民 | Low-noise wear-resisting gear for pulverizing mill |
| CN1752479A (en) * | 2004-09-21 | 2006-03-29 | 王国斌 | Slide palte deformed tooth stepless engagement adjustable gear |
| CN201288806Y (en) * | 2008-11-06 | 2009-08-12 | 张宏艳 | Compound gear |
| CN201526659U (en) * | 2009-10-14 | 2010-07-14 | 武汉三五零六纺织服装总厂 | Transmission gear of roving frame |
| CN203413086U (en) * | 2013-08-15 | 2014-01-29 | 宁波市鄞州恒泰机电有限公司 | Transmission gear for electric vehicle |
-
2013
- 2013-08-15 CN CN201310355852.8A patent/CN103470727B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6170269A (en) * | 1984-09-12 | 1986-04-11 | Nippon Poripenko Kk | Nylon gear containing core bar |
| JPH0272259A (en) * | 1988-09-07 | 1990-03-12 | Tigers Polymer Corp | Gear made of synthetic resin |
| CN2392607Y (en) * | 1999-08-03 | 2000-08-23 | 郑建民 | Low-noise wear-resisting gear for pulverizing mill |
| CN1752479A (en) * | 2004-09-21 | 2006-03-29 | 王国斌 | Slide palte deformed tooth stepless engagement adjustable gear |
| CN201288806Y (en) * | 2008-11-06 | 2009-08-12 | 张宏艳 | Compound gear |
| CN201526659U (en) * | 2009-10-14 | 2010-07-14 | 武汉三五零六纺织服装总厂 | Transmission gear of roving frame |
| CN203413086U (en) * | 2013-08-15 | 2014-01-29 | 宁波市鄞州恒泰机电有限公司 | Transmission gear for electric vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015021831A1 (en) * | 2013-08-15 | 2015-02-19 | 宁波市鄞州恒泰机电有限公司 | Gear |
| CN104675956A (en) * | 2015-03-02 | 2015-06-03 | 盐城工学院 | Electric vehicle compound gear |
| CN104675956B (en) * | 2015-03-02 | 2017-01-04 | 盐城工学院 | Electric motor car compound gear |
| CN107255155A (en) * | 2017-07-27 | 2017-10-17 | 陈海燕 | A kind of low noise gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103470727B (en) | 2017-04-12 |
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