CN201161547Y - Rear drive axle for storage battery car - Google Patents

Rear drive axle for storage battery car Download PDF

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Publication number
CN201161547Y
CN201161547Y CNU2007200328168U CN200720032816U CN201161547Y CN 201161547 Y CN201161547 Y CN 201161547Y CN U2007200328168 U CNU2007200328168 U CN U2007200328168U CN 200720032816 U CN200720032816 U CN 200720032816U CN 201161547 Y CN201161547 Y CN 201161547Y
Authority
CN
China
Prior art keywords
axle
reduction gear
main reduction
gear
bearing
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 - Lifetime
Application number
CNU2007200328168U
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Chinese (zh)
Inventor
庞永康
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHAANXI DONGFENG CHANGHE CAR CO Ltd
Original Assignee
SHAANXI DONGFENG CHANGHE CAR CO Ltd
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 SHAANXI DONGFENG CHANGHE CAR CO Ltd filed Critical SHAANXI DONGFENG CHANGHE CAR CO Ltd
Priority to CNU2007200328168U priority Critical patent/CN201161547Y/en
Application granted granted Critical
Publication of CN201161547Y publication Critical patent/CN201161547Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

Disclosed is a rear driving axle for an electric power cart, which is composed of a cast iron main speed reducer, a half shaft sleeve pipe and a half shaft. The main speed reducer is directly connected with a motor, spiral gears are in transverse arrangement with double reduction, and the main speed reducer is in butt joint with the half shaft sleeve pipe of which a shaft tube is welded with the whole flange. The rear driving axle is compact in structure, beautiful in shape, small in volume, high in efficiency, long in service life, low in noise, low in requirements of the assembling space of the electric power cart, convenient in maintenance, fine in bearing capacity, fine in lubricating performance of operating components, and less in connecting surface of the whole rear axle, thereby reducing problems of error, leaking and dirty when assembling and using.

Description

A kind of rear driving axle that is used for storage battery car
Technical field
The utility model belongs to a kind of rear driving axle that is used for storage battery car.
Background technology
The back axle that the storage battery car of Sheng Chan,Xiao Shouing adopted has two kinds of forms in the market: a kind of is slight type automobile axle, it exists motor to be connected with automobile gearbox, Motion Transmission connects too much, loss in efficiency is excessive, and noise is big, the transmission life-span is short, the weight of battery-driven car own is excessive, directly influences the time of run of battery-driven car.Another kind of is import aluminium casing golf back axle, and its connection mode is that sectional type connects, and this type of back axle in use casing is easy to generate distortion, influences service life.
Summary of the invention
The purpose of this utility model is to have overcome existing aluminium casing storage battery car rear driving axle short defective in service life, it has adopted cast iron reduction case and axle tube bolt together, deadweight is little relatively, bearing capacity is big for this drive axle, increase safety factor, reasonable Arrangement transmission device, improve lubricity, prolonged the service life of product, and this driving rear axle connection is simple, easy to maintenance, power consumption is lower.
The utility model is finished in the following way: i.e. the driving rear axle of storage battery car it by main reduction gear; axle tube and semiaxis are formed; the connecting flange of main reduction gear directly ends button with being connected of motor and is connected and bolt up; utilize motor output shaft to drive main reduction gear input shaft driving force; main reduction gear adopts bolted to connect with axle tube; seal in case leakage of oil with sealant between the two; the axle bearing gland; brake chassis connects with axle tube two ends bolt up; semiaxis one end links to each other with axle side gear; the axle bearing gland is fixed on brake chassis the axle tube outer end simultaneously; the restriction semiaxis other end (contains the bearing of adorning on the semiaxis; outer back-up ring on press-fiting) inside and outside axle tube, scurries; charge of oil envelope and oil sealing protecting sleeve in the axle tube two ends; main reduction gear comprises input shaft (I axle); the II wheel; the II axle; bull wheel; final drive casing and diff; input shaft is by the bearing supporting of insert in the bearing seat in the final drive casing inner chamber body; gear wheel shaft in the main reduction gear cavity; gear adopts transversely arranged; compact conformation; the used bearing of input shaft is a deep groove ball bearing; gear clearance during its assembling is nonadjustable; bull wheel and diff are to smear anaerobic adhesive by bolt to be fastenedly connected; form a fabricate block; the fabricate block inner planet gear; compensating-gear shaft and axle side gear adopt common differential structure; the two ends of diff are bearing on two interior bearing seats of main reduction gear cavity with two deep groove ball bearings; be placed with adjusting disk on the bearing seat in the main reduction gear cavity; limit the diff horizontal looseness and guarantee reasonable clearance by installing adjusting disk additional, motor was above axle tube when motor was connected with back axle.
Advantage such as the utlity model has compact conformation, the external form volume is little, attractive in appearance, efficient is high, the life-span is long, noise is little, the requirement of car load assembly space is low, easy to maintenance, bearing capacity is good, the running gear lubricity is good, whole back axle joint face is few, reduces the mistake, leakage, the dirty phenomenon that are prone to when the product assembling is used.
Description of drawings
Further specify below in conjunction with accompanying drawing.
Accompanying drawing 1 is a kind of rear driving axle assembly figure that is used for storage battery car
Accompanying drawing 2 is a kind of rear driving axle main reduction gear cross-sectional view that is used for storage battery car
The 1st, brake wheel, the 2nd, brake disc, the 3rd, axle bearing gland, the 4th, semiaxis inner shield ring; the 5th, axle bearing, the 6th, axle-shaft oil seal, the 7th, the outer back-up ring of semiaxis, the 8th, axle-shaft oil seal protecting sleeve; the 9th, left half axle sleeve pipe, the 10th, left half axle, the 11st, main reduction gear; the 12nd, the oil filling port pad; plug screw, the 13rd, steam discharge plug assembly, the 14th, right axle shaft; the 15th, right axle shaft sleeve pipe, the 16th, bottom, the 17th, oil drain hole pad; plug screw; the 18th, reducer shell, the 19th, input shaft (I axle), the 20th, bearing; the 21st, back-up ring, the 22nd, oil sealing, the 23rd, lining; the 24th, spacer, the 25th, bearing, the 26th, II wheel; the 27th, key, the 28th, II axle, the 29th, blanking cover; the 30th, adjusting disk, the 31st, bearing, the 32nd, bearing gland; the 33rd, differential gear box, the 34th, bull wheel, the 35th, compensating-gear shaft; the 36th, planetary wheel, the 37th, axle side gear, the 38th, thru-bolt; the bullet pad; nut.
The specific embodiment
During use, earlier, set up afterwards oil filling port pad, plug screw (12) and steam discharge plug assembly (13) then from the oil filling port of main reduction gear (11) an amount of gear oil of in rear-axle casing, annotate.
The connecting flange of the main reduction gear of the driving rear axle of storage battery car directly ends button with being connected of motor and is connected and bolt up; utilize motor output shaft to drive main reduction gear (11) input shaft driving force; main reduction gear (11) and axle tube (9; 10) adopt bolted to connect; seal in case leakage of oil with sealant between the two; axle bearing gland (3); brake chassis and axle tube (9; 10) the two ends bolt up connects; axle bearing (5) gland (3) is fixed on brake chassis axle tube (9 simultaneously; 10) outer end; the restriction semiaxis other end contains the bearing of adorning on the semiaxis (5); outer back-up ring (7) on press-fiting is scurried inside and outside axle tube; axle tube (9; 10) charge of oil envelope (6) and oil sealing protecting sleeve (8) in the two ends; main reduction gear (11) comprises input shaft (I axle) (19); the II wheel; II axle (28); bull wheel; input shaft is by the bearing supporting of insert in the bearing seat in final drive casing (18) body; gear wheel shaft in main reduction gear (11) cavity; gear adopts transversely arranged; motor is connected with main reduction gear (11); motor output shaft is connected with input shaft (I axle) (19); drive input shaft I axle (19) rotation; input shaft I axle (19) drives II wheel (26) rotation; drive II axle (28) rotation by II wheel (26) again; II axle (28) rotates with bull wheel (34) engagement; thereby drive bull wheel (34) and the whole rotation of diff (33), by planetary wheel (36); axle side gear (37) engagement divides supplementary biography and left half axle (10) with power; right axle shaft (14) rotates.When rear driving axle must stop, producing the sassafras that rubs by brake disc (2) and brake wheel (1) and realize.When falling back, reverse by motor and to realize.

Claims (2)

1, a kind of rear driving axle that is used for storage battery car, it is by cast iron main reduction gear (11), axle tube (9,15) and semiaxis (10,14) form, the butt flange of main reduction gear (11) directly ends button with being connected of motor and is connected and bolt up, utilize motor output shaft to drive main reduction gear (11) input shaft (19) driving force, semiaxis (10,14) bearing gland (3), brake chassis (2) and axle tube (9,15) the two ends bolt up connects, semiaxis (10,14) end links to each other with axle side gear (37), semiaxis (10,14) bearing gland (3) is fixed on axle tube (9 with brake disc (2) simultaneously, 15) outer end, main reduction gear (11) comprises input shaft (19), II takes turns (26), II axle (28), bull wheel (34), final drive casing (18) and diff (33), input shaft (19) is the I axle, input shaft (19) is by bearing (20) supporting of the projecting inward interior insert of bearing seat of main reduction gear (11) shell (18) inner chamber body, the used bearing (20) of input shaft (19) is a deep groove ball bearing, bull wheel (34) is to smear anaerobic adhesive by bolt to be fastenedly connected with diff (33), form a fabricate block, fabricate block inner planet gear (36), the two ends of compensating-gear shaft (35) and axle side gear (37) diff (33) are bearing on two interior bearing seats of main reduction gear (11) cavity with two deep groove ball bearings (31), be placed with adjusting disk on the bearing seat in main reduction gear (11) cavity, limit diff (33) horizontal looseness and guarantee reasonable clearance by installing adjusting disk (30) additional, on main reduction gear (11) body, be provided with oil filling port (12), vapor cock (13), be provided with at bottom drain the oil (17), motor is connected with main reduction gear (11), motor output shaft is connected with input shaft (19), gear wheel shaft (19 in main reduction gear (11) cavity, 28), gear (26,34) employing is transversely arranged, main reduction gear (11) adopts vertical placement with back axle, gear lubrication is lubricated by gear operation, it is characterized in that: axle tube (9,15) adopt the rear-axle casing of flange dowel bolt type of attachment with main reduction gear (11).
2, a kind of rear driving axle that is used for storage battery car as claimed in claim 1 is characterized in that: bevel housing (18) adopts the cast iron trigone.
CNU2007200328168U 2007-09-27 2007-09-27 Rear drive axle for storage battery car Expired - Lifetime CN201161547Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200328168U CN201161547Y (en) 2007-09-27 2007-09-27 Rear drive axle for storage battery car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200328168U CN201161547Y (en) 2007-09-27 2007-09-27 Rear drive axle for storage battery car

Publications (1)

Publication Number Publication Date
CN201161547Y true CN201161547Y (en) 2008-12-10

Family

ID=40182488

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007200328168U Expired - Lifetime CN201161547Y (en) 2007-09-27 2007-09-27 Rear drive axle for storage battery car

Country Status (1)

Country Link
CN (1) CN201161547Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966811A (en) * 2009-07-20 2011-02-09 博格华纳公司 Drivetrain with engine, transmission, planetary gear set and electric machine
CN103692858A (en) * 2013-12-30 2014-04-02 郑州精益达汽车零部件有限公司 Split axle housing for electric passenger vehicles and manufacture method thereof
CN105799478A (en) * 2016-03-11 2016-07-27 北汽福田汽车股份有限公司 Driving system of vehicle, control method of driving system and vehicle
WO2017063594A1 (en) * 2015-10-16 2017-04-20 北京新能源汽车股份有限公司 Coach and power system thereof
CN109987071A (en) * 2019-03-25 2019-07-09 开沃新能源汽车集团有限公司 A kind of novel unmanned bus line control brake system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966811A (en) * 2009-07-20 2011-02-09 博格华纳公司 Drivetrain with engine, transmission, planetary gear set and electric machine
CN101966811B (en) * 2009-07-20 2015-09-30 博格华纳公司 There is the transmission system of driving engine, change-speed box, compound planet gear and electrically powered machine
CN103692858A (en) * 2013-12-30 2014-04-02 郑州精益达汽车零部件有限公司 Split axle housing for electric passenger vehicles and manufacture method thereof
WO2017063594A1 (en) * 2015-10-16 2017-04-20 北京新能源汽车股份有限公司 Coach and power system thereof
CN105799478A (en) * 2016-03-11 2016-07-27 北汽福田汽车股份有限公司 Driving system of vehicle, control method of driving system and vehicle
CN109987071A (en) * 2019-03-25 2019-07-09 开沃新能源汽车集团有限公司 A kind of novel unmanned bus line control brake system

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Xu Hongbin

Inventor after: Liu Sheng

Inventor after: Xia Huaan

Inventor before: Pang Yongkang

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: PANG YONGKANG TO: XU HONGBIN; LIU SHENG; XIA HUAAN

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20081210