CN202082352U - Automatic transmission of electric car motor - Google Patents
Automatic transmission of electric car motor Download PDFInfo
- Publication number
- CN202082352U CN202082352U CN2011200275523U CN201120027552U CN202082352U CN 202082352 U CN202082352 U CN 202082352U CN 2011200275523 U CN2011200275523 U CN 2011200275523U CN 201120027552 U CN201120027552 U CN 201120027552U CN 202082352 U CN202082352 U CN 202082352U
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Abstract
An automatic transmission of an electric car motor comprises a transmission housing, a transmission shaft, a transmission connecting plate and a sun wheel fixing plate, wherein the housing of the transmission is provided with a planetary gear reducer; the edge of the housing is provided with more than one gap; a spline of the planetary gear reducer extends to a driving disk which is arranged at the upper part of the housing and is fixedly connected and provided with a hoof block; the driving disk and the housing form a clutch; the transmission shaft is closely matched with a center hole of the driving disk; a spline hole of the connecting plate is fixedly connected with a spline of the transmission shaft; the connecting plate is fixedly connected with the gap of the housing through a fixing block; a spline of the driving disk is connected with a driven part; and the fixing plate of a sun wheel is connected with the sun wheel.
Description
Technical field
The utility model relates to a kind of automatic transmission of automatic clutch speed changer, particularly electric vehicle motor of driven vehicle transmission device.
Background technique
Electric motor car is in the fast development of China, country to the support of electric motor car industry be electric motor car clear and definite direction.About wheel hub motor and the differential speed motor that present electric motor car adopted, in use have the demand Bu Neng Full foot of climbing and speed aspect, when Dong Li Full foot change apart from the time, its speed is corresponding slower, when Dong Li Full foot speed, the moment deficiency of climbing.Therefore, under the situation of same rated power, speed and moment conversion can have thoroughly been solved by motor speed height self-shifting speed changer.Satisfy the user and in use climbed and very fast demand, reduced the storage battery inrush current, prolonged battery working life.
Summary of the invention
The utility model electric vehicle motor automatic transmission, purpose is the technical deficiency that overcomes existing electric vehicle motor, designed a kind of simple in structurely, the utilization efficiency height can be realized automatically switch the under steam a kind of accessory automatic transmission of electric vehicle motor of velocity ratio of electric motor car.
The utility model electric vehicle motor automatic transmission technological scheme is that the electric vehicle motor automatic transmission comprises speed changer case, transmission shaft, speed changer connecting plate, sun gear fixed plate composition.The case of speed changer is provided with plane table thermoconductivity meter, the case bead is established more than one breach, the spline of plane table thermoconductivity meter extends to the case internal upper part and connects firmly the driving disc that has the piece of crowing, driving disc and case constitute clutch, transmission shaft and driving disc center hole close fit, the splined hole of connecting plate connects firmly the transmission shaft spline, and connecting plate connects firmly the case breach through its fixed block, and the driving disc spline connects the parts of institute's transmission.The sun gear fixed plate connects sun gear.
The utility model discloses the electric vehicle motor automatic transmission, motor shaft connects transmission shaft or transmission shaft extends and motor coaxle in the motor room.Centrifugal and the rotating speed of extension spring adjustment setting speed change of speed changer.When the motor high speed operation, transmission shaft drives case through connecting plate, the piece of crowing on the driving disc outwards moves under action of centrifugal force and the case engagement, its power speed is directly driven the parts of institute's transmission synchronously through driving disc and motor speed by case, when the motor low cruise, driving disc crow piece under the effect of extension spring reinstatement and case composition from, case drives plane table thermoconductivity meter, plane table thermoconductivity meter connects driving disc, power speed is sent to driving disc and drives the parts that connect institute's transmission after the gear ring of case is by the plane table thermoconductivity meter speed change, realized the automatic speed changing of running slowly.Under the working environment of same power, automatic transimission has been arranged, can be with the actual demand of road surface road conditions, centrifugal of speed changer is made automatic transmission ratio, overcome the defective of original technology, satisfy climbing and speed is changed with demand, and reduced inrush current and load current, prolonged storage battery working life and mileages of continuation.
The utility model discloses the electric vehicle motor automatic transmission, described speed changer case is provided with plane table thermoconductivity meter, the case plane table thermoconductivity meter is made up of sun gear, planet wheel, planet wheel shaft, packing ring, base plate, riveting post, planet wheel shaft and sun gear are arranged on the base plate, planet wheel shaft is provided with planet wheel and packing ring, base plate center and spline housing connect firmly, riveting post and driving disc above the base plate connect firmly, case is suitable for reading to have gear ring to cooperate with plane table thermoconductivity meter, the case bead is shaped on an above breach, number such as the breach of case bead and fixed block close fit.Described transmission shaft is positioned at speed changer center and driving disc spline endoporus close fit, and the spline of transmission shaft connects firmly the connecting plate spline housing or the polygonal hole cooperation connects firmly, and connecting plate and transmission shaft fix by jump ring.An above fixed block is installed on the described connecting plate, the breach of fixed block and case bead fixes, connecting plate links to each other with fixed block by screw or to make an overall fixed with powder metallurgy and fixed block firm, number such as the breach of the quantity of fixed block and case bead, and five equilibrium is identical and close fit, the diameter of connecting plate is less than the case internal diameter, and fixed block extends more than or equal to the case external diameter at the connecting plate external diameter.Described sun gear fixed plate two side perforation centre distance should be greater than the case diameter, the endoporus of sun gear fixed plate and speed changer driving disc spline close fit, and the sun gear fixed plate cooperates by the sun gear splined hole with sun gear or polygonal hole cooperates.Described sun gear fixed plate is bi-directional drive fixed plate or one-way element assembly parts.There is spline described bi-directional drive fixed plate lower end, and bi-directional drive fixed plate two side perforations are fixed on the gear box, bi-directional drive fixed plate central hole and driving disc spline fitted.The bi-directional drive fixed plate is made with metal and engineering plastics.Described one-way element assembly parts, one-way slabs and the unidirectional plate of trying to get to the heart of a matter are arranged, on the unidirectional plate of trying to get to the heart of a matter one-way slabs, ratchet and torsion spring are arranged, one-way slabs is connected with the unidirectional plate of trying to get to the heart of a matter through little axle with ratchet, unidirectional plate and the spline of trying to get to the heart of a matter connects firmly, and the sun gear splined hole of the spline of the unidirectional plate of trying to get to the heart of a matter and case plane table thermoconductivity meter connects firmly.Described one-way element assembly parts is applied to the unidirectional drive of electric bicycle, battery-operated motor cycle.Described bi-directional drive fixed plate is applied to have electro-tricycle, the electric vehicle of reverse gear.
Description of drawings:
Fig. 1: the speed changer structure schematic representation,
Fig. 2: one-way element assembly parts schematic representation
Fig. 3, plane table thermoconductivity meter planimetric map
Embodiment:
The utility model electric vehicle motor automatic transmission technological scheme is that as shown in Figure 1, the electric vehicle motor automatic transmission comprises speed changer case 3, transmission shaft 1, speed changer connecting plate 4, sun gear fixed plate 2 compositions.The case 3 of speed changer is provided with plane table thermoconductivity meter 6, case 3 beads are established more than one breach 31, the spline 9 of plane table thermoconductivity meter 6 extends to case 3 internal upper parts and connects firmly the driving disc 5 that has the piece 7 of crowing, driving disc 5 constitutes clutch with case 3, transmission shaft 1 and driving disc 5 center hole close fit, the splined hole 43 of connecting plate 4 connects firmly transmission shaft spline 11, connecting plate 4 connects firmly case 3 breach 31 through its fixed block 41, the spline 9 of plane table thermoconductivity meter 6 connects the parts of institute's transmission, sun gear fixed plate 2 connects sun gear, and motor shaft connects transmission shaft 1 or transmission shaft 1 extends and motor coaxle in the motor room.The rotating speed of the crow piece 7 and the extension spring 8 adjustment setting speed changes of speed changer.When the motor high speed operation, transmission shaft 1 drives case 3 through connecting plate 4, the piece 7 of crowing on the driving disc 5 outwards moves under action of centrifugal force and case 3 engagements, its power speed is directly driven the parts of institute's transmission synchronously through driving disc 5 and motor speed by case 3, when the motor low cruise, driving disc 5 crow piece 7 under the effect of extension spring 8 reinstatement and case 3 compositions from, case 3 drives plane table thermoconductivity meter 6, plane table thermoconductivity meter 6 connects driving disc 5, as Fig. 1, shown in Figure 3, power speed is sent to driving disc 5 and drives the parts that connect institutes' transmission after the gear ring 66 of case 3 is by plane table thermoconductivity meter 6 speed changes, realized the automatic speed changing of running slowly.Under the working environment of same power, automatic transimission has been arranged, can be with the actual demand of road surface road conditions, speed changer is made automatic transmission ratio, overcome the defective of original technology, satisfy climbing and speed is changed with demand, and reduced inrush current and load current, prolonged storage battery working life and mileages of continuation.Described speed changer case 3 is provided with plane table thermoconductivity meter 6, as Fig. 1, shown in Figure 3, case 3 plane table thermoconductivity meters 6 are by sun gear 62, planet wheel 67, planet wheel shaft 61, packing ring 65, base plate 63, the riveting post is formed, planet wheel shaft 61 and sun gear 62 are arranged on the base plate 63, planet wheel shaft 61 is provided with planet wheel 67 and packing ring 65, base plate 63 centers and spline housing 9 connect firmly, riveting post and driving disc 5 above the base plate 63 connect firmly, case 3 is suitable for reading to have gear ring to cooperate with plane table thermoconductivity meter 6, case 3 beads are shaped on 1 above breach 31, and the breach 31 and fixed block 41 grades of case 3 beads are counted close fit.As shown in Figure 1, described transmission shaft 1 is positioned at the spline 9 endoporus close fit of speed changer center and case 3 plane table thermoconductivity meters 6, the spline 13 of transmission shaft 1 connects firmly connecting plate 4 splined holes 43 or the polygonal hole cooperation connects firmly, and connecting plate 4 fixes by jump ring 102 with transmission shaft 1.As Fig. 1, as described in an above fixed block 41 is installed on the connecting plate 4, fixed block 41 fixes with the breach 31 of case 3 beads, connecting plate 4 links to each other with fixed block 41 by screw 42 or to make an overall fixed with powder metallurgy and fixed block firm, the numbers such as breach 31 of the quantity of fixed block 41 and case 3 beads, and five equilibrium is identical and close fit, the diameter of connecting plate 4 is less than case 3 internal diameters, and fixed block 41 extends more than or equal to case 3 external diameters at connecting plate 4 external diameters.2 liang of side perforation centre distance of described sun gear fixed plate should be greater than case 3 diameters, the endoporus of sun gear fixed plate 2 and speed changer driving disc 5 splines 9 close fit, sun gear fixed plate 2 cooperate by sun gear 62 splined holes with sun gear 62 or polygonal hole cooperates.Described sun gear fixed plate 2 is bi-directional drive fixed plate 22 or one-way element assembly parts 21.As shown in Figure 1, there is spline 221 described bi-directional drive fixed plate 22 lower ends, and 22 liang of side perforations of bi-directional drive fixed plate are fixed on gear box, and bi-directional drive fixed plate 22 central hole cooperate with driving disc 5 splines 9.Bi-directional drive fixed plate 22 usefulness metals and engineering plastics are made.As shown in Figure 2, described one-way element assembly parts 21, one-way slabs 211 assemblies and the unidirectional plate 213 of trying to get to the heart of a matter are arranged, on the unidirectional plate 213 of trying to get to the heart of a matter one-way slabs 211, ratchet 212 and torsion spring 215 are arranged, one-way slabs 211 is connected with the unidirectional plate 213 of trying to get to the heart of a matter through little 214 with ratchet 212, the unidirectional plate 213 of trying to get to the heart of a matter connects firmly with spline, and sun gear 62 splined holes of the spline of the unidirectional plate 213 of trying to get to the heart of a matter and case 3 plane table thermoconductivity meters 6 connect firmly.Described one-way element assembly parts 21 is applied to the unidirectional drive of electric bicycle, battery-operated motor cycle.Described bi-directional drive fixed plate 22 is applied to have electro-tricycle, the electric vehicle of reverse gear.
Claims (3)
1. the electric vehicle motor automatic transmission comprises speed changer case (3), transmission shaft (1), speed changer connecting plate (4), sun gear fixed plate (2) composition; The case of speed changer (3) is provided with plane table thermoconductivity meter (6), case (3) bead is established more than one breach (31), the spline (9) of plane table thermoconductivity meter (6) extends to case (3) internal upper part and connects firmly the driving disc (5) that has the piece of crowing (7), driving disc (5) constitutes clutch with case (3), transmission shaft (1) and driving disc (5) center hole close fit, the splined hole (43) of connecting plate (4) connects firmly transmission shaft spline (11), connecting plate (4) connects firmly case (3) breach (31) through its fixed block (41), and driving disc (5) spline (9) connects the parts of institute's transmission.
2. electric vehicle motor automatic transmission as claimed in claim 1, it is characterized in that gear ring (66) is arranged on the speed changer case (3), case (3) bead is shaped on 1 above breach (31), the breach (31) of case (3) bead and fixed block number close fit such as (41).
3. electric vehicle motor automatic transmission as claimed in claim 1, it is characterized in that a upward installation above fixed block (41) of connecting plate (4), fixed block (41) fixes with the breach (31) of case (3) bead, connecting plate (4) connects firmly by screw (42) and fixed block (41) or to make an overall fixed with powder metallurgy and fixed block firm, the diameter of connecting plate (4) is less than case (3) internal diameter, and fixed block (41) extends more than or equal to case (3) external diameter at connecting plate (4) external diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200275523U CN202082352U (en) | 2011-01-20 | 2011-01-20 | Automatic transmission of electric car motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200275523U CN202082352U (en) | 2011-01-20 | 2011-01-20 | Automatic transmission of electric car motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202082352U true CN202082352U (en) | 2011-12-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200275523U Expired - Fee Related CN202082352U (en) | 2011-01-20 | 2011-01-20 | Automatic transmission of electric car motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202082352U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588527A (en) * | 2012-03-19 | 2012-07-18 | 江苏铃高电动车有限公司 | Automatic transmission for electric vehicles |
| CN103591259A (en) * | 2013-10-07 | 2014-02-19 | 金洁琼 | Bidirectional driving plate for sun wheel of automatic transmission |
-
2011
- 2011-01-20 CN CN2011200275523U patent/CN202082352U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102588527A (en) * | 2012-03-19 | 2012-07-18 | 江苏铃高电动车有限公司 | Automatic transmission for electric vehicles |
| CN103591259A (en) * | 2013-10-07 | 2014-02-19 | 金洁琼 | Bidirectional driving plate for sun wheel of automatic transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20150120 |
|
| EXPY | Termination of patent right or utility model |