CN110962935B - Low-floor vehicle and frame thereof - Google Patents
Low-floor vehicle and frame thereof Download PDFInfo
- Publication number
- CN110962935B CN110962935B CN201811161643.9A CN201811161643A CN110962935B CN 110962935 B CN110962935 B CN 110962935B CN 201811161643 A CN201811161643 A CN 201811161643A CN 110962935 B CN110962935 B CN 110962935B
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- frame
- section
- rear axle
- main longitudinal
- longitudinal beam
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- 238000009434 installation Methods 0.000 abstract 2
- 238000012423 maintenance Methods 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0416—Arrangement in the rear part of the vehicle
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention relates to the technical field of vehicles, in particular to a low-floor vehicle and a vehicle frame thereof, which can solve the problems of limited battery installation and difficult maintenance caused by arrangement of batteries on the vehicle frame in the prior art. The low floor vehicle comprises a frame, the frame comprises a frame rear axle section and a frame rear section positioned at the rear side of the frame rear axle section, the frame rear axle section is provided with a rear axle main longitudinal beam which is arranged along the length direction of the frame, the frame rear section comprises rear section main longitudinal beams which are arranged along the length direction of the frame, the rear section main longitudinal beams are provided with two rear axle main cross beams which are arranged at intervals along the width direction of the frame, the joint of the frame rear axle section and the frame rear section is provided with a rear axle main cross beam, the front end of the rear section main longitudinal beam is fixed on the rear axle main cross beam, at least one rear section main longitudinal beam positioned at the outermost side in the width direction of the frame is an outer side dislocation beam which is horizontally staggered with the rear axle main longitudinal beam, and at least one side of the outer side dislocation beam is horizontally arranged and is positioned in a battery box installation space at the outer side of the outer dislocation beam.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to a low-floor vehicle and a frame thereof.
Background
With the continuous progress of technology, market has put forward higher demands on passenger cars, and low-floor passenger car technology is gradually applied to passenger cars in order to facilitate passengers to get on and off the car and the flow of personnel in the car. Taking an electric vehicle as an example, the driving motors of the existing low-floor passenger car are all in a rear-mounted mode, and the low-floor passenger car is generally from front (front door) to middle (middle door) without steps under the influence of the sizes and arrangement modes of the driving motors, a gearbox and the like.
For example, patent document CN201777132U, publication No. 2011.03.30 discloses a chassis of a passenger car, which includes a frame, front and rear wheels, front and rear axles connecting the frame and the front and rear wheels, and a power battery fixed to the frame. The frame is a truss type frame and comprises main longitudinal beams (extending along the length direction of the frame) extending along the advancing direction of the vehicle, wherein the main longitudinal beams are main bearing parts of the frame and are important parts of the frame, the main longitudinal beams and the main cross beams of the frame are combined to form a body of the frame, three sections of the main longitudinal beams are correspondingly arranged on the frame and are respectively front main longitudinal beams positioned at the front part of the frame, middle main longitudinal beams positioned in the middle of the frame and rear main longitudinal beams positioned at the tail part of the vehicle, and a plurality of front main longitudinal beams and rear main longitudinal beams are respectively arranged. The frame is also provided with reinforcing side walls arranged along the vertical direction to connect the frame parts on the horizontal plane. In addition, the rear axle of the chassis is provided with a wheel motor drive axle, so that the height of the frame at the rear part can be reduced, the whole of the personnel circulation channel in the vehicle is favorably realized on the same horizontal plane, and passengers can get on or off the vehicle conveniently and the personnel in the vehicle can flow at the rear part of the carriage.
But there are problems in that: in this chassis, power battery arranges in the middle section of frame, and the frame middle section is because the requirement of low floor is to be satisfied, so ground clearance is less, can provide the installation space of battery less, with the integrated middle section of arranging at the frame of power battery, can not only the installation quantity of battery receive the restriction, directly influence the duration of vehicle to can also compress the installation space of various connecting wire in the battery, be unfavorable for the maintenance in battery later stage, change. Therefore, the battery is arranged in the middle section of the frame, and the problems of limited battery installation and difficult maintenance are caused.
Disclosure of Invention
The invention aims to provide a vehicle frame, which can solve the problems of limited battery installation and difficult maintenance caused by the arrangement of batteries on the vehicle frame in the prior art; another object of the present invention is to provide a low-floor vehicle using the frame, which can improve the cruising ability of the low-floor vehicle and facilitate the maintenance of the low-floor vehicle.
In order to achieve the above object, the low floor vehicle of the present invention adopts the following technical scheme:
the low floor vehicle comprises a frame, wherein the frame comprises a frame rear axle section and a frame rear section positioned at the rear side of the frame rear axle section, the frame rear axle section is provided with a rear axle main longitudinal beam which is arranged along the length direction of the frame, the frame rear section comprises rear section main longitudinal beams which are arranged along the length direction of the frame, the rear section main longitudinal beams are arranged at intervals along the width direction of the frame, a rear axle main cross beam is arranged at the joint of the frame rear axle section and the frame rear section, the front end of the rear section main longitudinal beam is fixed on the rear axle main cross beam, at least one rear section main longitudinal beam which is positioned at the outermost side in the width direction of the frame is an outer side dislocation beam which is horizontally staggered with the rear axle main longitudinal beam, at least one outer side dislocation beam is horizontally arranged and is positioned at the outer side of the outer dislocation beam, a battery box mounting space is arranged in the battery box mounting space, a battery box bracket is arranged in the battery box mounting space, an extension bracket is arranged in the upper space of the battery box bracket and the rear section main longitudinal beam, and a section bar used for fixing a battery box is arranged in the extension bracket.
The beneficial effects are that: in order to arrange the battery box in the frame back end department, form great installation space in the frame back end, remove back end main longitudinal beam and dislocation along the horizontal direction, one of them is outside dislocation roof beam in back end main longitudinal beam, battery box installation space arrangement is the side at outside dislocation roof beam, can effectively utilize the space of frame back end, this space is compared in the frame middle section among the prior art and is big, the requirement from ground interval is not high, also comparatively nimble to the arrangement mode of battery box, can increase the quantity of battery box and improve the duration of vehicle, can have great space to overhaul the change to the battery box again. An extension bracket is additionally arranged in the frame, and can support more battery boxes in the frame, so that the cruising ability of the vehicle is improved.
Further, the battery box support comprises support rods which are combined to form a frame structure, and a connecting nipple for enhancing the frame strength is arranged between the support rods and the rear section main longitudinal beam.
The beneficial effects are that: be provided with the connection nipple joint between battery box support and back end main longitudinal beam, can improve the local structural strength of back end main longitudinal beam and bracing piece side, avoid the battery box support department to lack the problem that the structural strength is not enough that leads to.
Further, the battery box support comprises an interlayer arranged along the up-down direction, section bars for respectively fixing the battery box are arranged in the interlayer, and through holes for the fasteners to pass through are formed in the section bars. Further, the bottom layer of battery box support includes the overhanging beam that extends along frame length direction and arranges, be equipped with the enhancement angle between overhanging beam and the frame rear axle section.
The beneficial effects are that: a reinforcing angle is arranged between the overhanging beam and the frame rear axle section, so that the connection strength between the overhanging beam and the frame rear axle section can be improved.
In order to achieve the aim of the invention, the frame of the invention adopts the following technical scheme:
The frame comprises a frame rear axle section and a frame rear section positioned at the rear side of the frame rear axle section, wherein the frame rear axle section is provided with a rear axle main longitudinal beam which is arranged along the length direction of the frame, the frame rear section comprises rear section main longitudinal beams which are arranged along the length direction of the frame, the rear section main longitudinal beams are arranged at intervals along the width direction of the frame, the joint of the frame rear axle section and the frame rear section is provided with a rear axle main cross beam, the front end of the rear section main longitudinal beam is fixed on the rear axle main cross beam, at least one rear section main longitudinal beam positioned at the outermost side in the width direction of the frame is an outer side dislocation beam which is horizontally staggered with the rear axle main longitudinal beam, at least one outer side dislocation beam is horizontally arranged and is positioned at the outer side of the outer side dislocation beam, a battery box mounting space is arranged in the battery box mounting space, a battery box bracket is arranged in the battery box mounting space, an extension bracket is arranged in the upper space of the battery box bracket and the rear section bar used for fixing the battery box is arranged in the extension bracket.
The beneficial effects are that: in order to arrange the battery box in the frame back end department, form great installation space in the frame back end, remove back end main longitudinal beam and dislocation along the horizontal direction, one of them is outside dislocation roof beam in back end main longitudinal beam, battery box installation space arrangement is the side at outside dislocation roof beam, can effectively utilize the space of frame back end, this space is compared in the frame middle section among the prior art and is big, the requirement from ground interval is not high, also comparatively nimble to the arrangement mode of battery box, can increase the quantity of battery box and improve the duration of vehicle, can have great space to overhaul the change to the battery box again. An extension bracket is additionally arranged in the frame, and can support more battery boxes in the frame, so that the cruising ability of the vehicle is improved.
Further, the battery box support comprises support rods which are combined to form a frame structure, and a connecting nipple for enhancing the frame strength is arranged between the support rods and the rear section main longitudinal beam.
The beneficial effects are that: be provided with the connection nipple joint between battery box support and back end main longitudinal beam, can improve the local structural strength of back end main longitudinal beam and bracing piece side, avoid the battery box support department to lack the problem that the structural strength is not enough that leads to.
Further, the battery box support comprises an interlayer arranged along the up-down direction, section bars for respectively fixing the battery box are arranged in the interlayer, and through holes for the fasteners to pass through are formed in the section bars.
Further, the bottom layer of battery box support includes the overhanging beam that extends along frame length direction and arranges, be equipped with the enhancement angle between overhanging beam and the frame rear axle section.
The beneficial effects are that: a reinforcing angle is arranged between the overhanging beam and the frame rear axle section, so that the connection strength between the overhanging beam and the frame rear axle section can be improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a frame of the present invention;
FIG. 2 is a schematic view of a part of a frame according to the present invention;
FIG. 3 is a schematic view of the rear section of the frame of the present invention;
FIG. 4 is a schematic view showing the cooperation between the rear section of the frame and the battery box according to the present invention;
FIG. 5 is a side elevational view of the rear section of the frame in combination with the battery compartment of the present invention;
FIG. 6 is a schematic view of the battery box bracket of the vehicle frame of the present invention;
Fig. 7 is a schematic structural view of the battery box bracket of another view of fig. 6.
In the figure: 1. a front section of the frame; 2. a frame front axle section; 3. a frame middle section; 4. a frame rear axle section; 41. a rear axle main longitudinal beam; 5. a rear section of the frame; 51. a horizontal beam; 52. a connecting nipple; 53. reinforcing the angle; 54. suspending the beam; 6. a right longitudinal beam; 7. a left longitudinal beam; 8. a section bar; 9. and a battery box.
Detailed Description
Specific embodiments of the present invention will now be described with reference to the accompanying drawings.
The middle-low floor vehicle comprises a vehicle frame and a skin arranged on the vehicle frame, as shown in fig. 1, the vehicle frame adopts a five-section structure and comprises a vehicle frame front section 1, a vehicle frame middle section 3 and a vehicle frame rear section 5 which are sequentially arranged along the advancing direction of the vehicle, a vehicle frame front axle section 2 is arranged between the vehicle frame front section 1 and the vehicle frame middle section 3, and a vehicle frame rear axle section 4 is arranged between the vehicle frame middle section 3 and the vehicle frame rear section 5. The frame front section 1, the frame front bridge section 2, the frame rear bridge section 4 and the frame rear section 5 adopt truss structures, and the frame middle section 3 adopts a combined reinforcing structure of a girder and a truss. The front section 1 of the frame adopts sections with different lengths to form a supporting structure, and the middle section 3 of the frame adopts diagonal braces to be connected with the girder.
The forward and backward movement directions of the vehicle are defined as the forward and backward directions, that is, the longitudinal direction of the frame, and the width direction of the vehicle is the left and right direction. The frame rear axle section has the rear axle main longitudinal beam 41 that arranges along frame length direction, rear axle main longitudinal beam 41 is provided with two and along controlling direction interval arrangement, and the frame rear section is including the rear section main longitudinal beam that arranges along frame length direction, rear section main longitudinal beam is provided with two and along the width direction interval arrangement of frame, frame rear axle section and frame rear section junction are equipped with rear axle main beam, the front end of rear section main longitudinal beam is fixed on rear axle main beam, a rear section main longitudinal beam that is in the outside in frame width direction is the outside dislocation roof beam that staggers with rear axle main longitudinal beam 41 level, a outside dislocation roof beam side forms and is in its outside battery box installation space with outside dislocation roof beam level arrangement. As shown in fig. 2, the two rear-section main stringers include a left stringer 7 and a right stringer 6, the left stringer 7 and the right stringer 6 are respectively staggered with the rear axle main stringer 41, while the right stringer 6 forms an outer dislocation beam, and a battery box installation space for a technician to assemble a battery box is formed on the right side of the right stringer 6. The right side of right longeron 6 has formed a great installation space in frame back section 5, be provided with the battery box support that is used for fixed battery box 9 in this installation space, the battery box support is located the right side of right longeron 6, the dislocation arrangement mode of left longeron 7 and right longeron 6 forms the arrangement form in frame back section 5 of battery box installation space, the space that has utilized frame back section 5 places battery box 9, the space is compared in prior art frame middle section and is big, the requirement of ground clearance is not high, it is comparatively nimble also to arrange the mode of battery box 9, can increase the quantity of battery box 9 and improve the duration of vehicle, can have enough big space again to overhaul the change to battery box 9.
As shown in fig. 3, on the right side of the right longitudinal beam 6, a plurality of profiles 8 for supporting the battery box 9 are provided, and the profiles 8 are combined with other truss structures to support the battery box 9 to form a battery box bracket. The profile 8 is arranged in a horizontal direction, the profile 8 has a support surface for supporting the side or bottom surface of the battery box 9, and perforations are provided in the profile 8 for fasteners to pass through, which a technician can use to fix the battery box on the profile 8 for fixing it. A plurality of profiles 8 are provided in the battery box holder in the up-down direction, and a plurality of battery boxes 9 can be supported in the up-down direction. As shown in fig. 5, two layers of battery boxes 9 are arranged in the battery box bracket, and the battery boxes 9 cannot be placed directly on the right side of the two battery boxes 9 fixed in the battery box bracket because of the left side member 7. As shown in fig. 4 and 5, an extension bracket fixed to the rear section of the frame is provided above the battery box bracket and the left side member 7, the extension bracket is arranged along the width direction of the frame, two battery boxes 9 are provided on the extension bracket, one of the two battery boxes 9 is provided above the battery box bracket, and the other is provided above the left side member 7. Thereby increasing the number of battery boxes 9 in the vehicle and improving the cruising ability.
As shown in fig. 6 and 7, the support bar forming the frame structure is provided in the battery box support in the rear frame section 5, and the support bar includes horizontal beams 51 arranged along the horizontal plane, the horizontal beams 51 are provided with profiles 8, the horizontal beams 51 arranged in parallel are provided with profiles 8, and the bottom of the battery box 9 can be fixed by matching the profiles 8. And be provided with the connection nipple 52 of connection back end main longeron and horizontal roof beam between upper and lower interval arrangement's horizontal roof beam 51 and back end main longeron, connect nipple 52 along vertical direction arrangement, can improve the local structural strength of outside dislocation roof beam side. At the bottom of the battery box bracket, an overhanging beam 54 extending in the front-rear direction is provided, and between the overhanging beam 54 and the rear axle section of the vehicle frame, a reinforcing angle 53 for reinforcing the connection strength between the overhanging beam 54 and the rear axle section of the vehicle frame is provided, and the reinforcing angle 53 is a triangular plate.
In other embodiments, both the left longitudinal beam and the right longitudinal beam can be arranged as outer dislocation beams, the left longitudinal beam moves rightwards at the original position, the right longitudinal beam moves leftwards at the original position, and an installation space for installing a battery box is formed in the frame through dislocation of the left longitudinal beam and the right longitudinal beam.
In other embodiments, the extending bracket may not be disposed above the battery box bracket and the left side member, or the extending bracket may be disposed above the battery box bracket, or the extending bracket may be disposed above the left side member.
The frame in the present invention is the same as the frame structure in the above-described low-floor vehicle embodiment, and thus a description thereof will not be repeated.
The foregoing description of the embodiments provides further details of the present invention with regard to its objects, advantages and benefits, it should be understood that the above description is only illustrative of the invention and is not intended to limit the scope of the invention, but any modifications, equivalents, improvements, etc. within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (8)
1. The utility model provides a low floor vehicle, includes the frame, and the frame includes frame rear axle section and is in the frame rear section of frame rear axle section rear side, and frame rear axle section has the rear axle main longitudinal beam that arranges along frame length direction, and the frame rear section includes the rear section main longitudinal beam that arranges along frame length direction, its characterized in that: the rear section main longitudinal beam is provided with two and follows the width direction interval arrangement of frame, frame rear axle section and frame rear section junction are equipped with rear axle main beam, and the front end of rear section main longitudinal beam is fixed on rear axle main beam, and at least one is in the outside rear section main longitudinal beam that is in frame width direction for stagger the outside dislocation roof beam of arranging with rear axle main longitudinal beam level, and at least one outside dislocation roof beam side forms and is in its outside battery case installation space with outside dislocation roof beam level arrangement, be equipped with the battery case support in the battery case installation space, be equipped with the extension support in the top space of battery case support and rear section main longitudinal beam, be equipped with the section bar that is used for fixing the battery case in the extension support.
2. The low floor vehicle of claim 1, wherein: the battery box support comprises support rods which are combined to form a frame structure, and a connecting nipple for enhancing the frame strength is arranged between the support rods and the rear section main longitudinal beam.
3. The low floor vehicle of claim 2, wherein: the battery box support comprises an interlayer arranged along the up-down direction, section bars for respectively fixing the battery boxes are arranged in the interlayer, and through holes for the fasteners to pass through are formed in the section bars.
4. A low floor vehicle according to claim 2 or 3, characterized in that: the bottom layer of battery box support includes the overhanging beam that extends along frame length direction and arranges, be equipped with the enhancement angle between overhanging beam and the frame rear axle section.
5. The frame, including frame rear axle section and the frame rear section that is in frame rear axle section rear side, frame rear axle section has the rear axle main longitudinal beam of arranging along frame length direction, and frame rear section includes the rear section main longitudinal beam of arranging along frame length direction, its characterized in that: the rear section main longitudinal beam is provided with two and follows the width direction interval arrangement of frame, frame rear axle section and frame rear section junction are equipped with rear axle main beam, and the front end of rear section main longitudinal beam is fixed on rear axle main beam, and at least one is in the outside rear section main longitudinal beam that is in frame width direction for stagger the outside dislocation roof beam of arranging with rear axle main longitudinal beam level, and at least one outside dislocation roof beam side forms and is in its outside battery case installation space with outside dislocation roof beam level arrangement, be equipped with the battery case support in the battery case installation space, be equipped with the extension support in the top space of battery case support and rear section main longitudinal beam, be equipped with the section bar that is used for fixing the battery case in the extension support.
6. The frame as defined in claim 5, wherein: the battery box support comprises support rods which are combined to form a frame structure, and a connecting nipple for enhancing the frame strength is arranged between the support rods and the rear section main longitudinal beam.
7. The frame as defined in claim 6, wherein: the battery box support comprises an interlayer arranged along the up-down direction, section bars for respectively fixing the battery boxes are arranged in the interlayer, and through holes for the fasteners to pass through are formed in the section bars.
8. A frame as claimed in claim 6 or 7, wherein: the bottom layer of battery box support includes the overhanging beam that extends along frame length direction and arranges, be equipped with the enhancement angle between overhanging beam and the frame rear axle section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811161643.9A CN110962935B (en) | 2018-09-30 | 2018-09-30 | Low-floor vehicle and frame thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811161643.9A CN110962935B (en) | 2018-09-30 | 2018-09-30 | Low-floor vehicle and frame thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110962935A CN110962935A (en) | 2020-04-07 |
| CN110962935B true CN110962935B (en) | 2024-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811161643.9A Active CN110962935B (en) | 2018-09-30 | 2018-09-30 | Low-floor vehicle and frame thereof |
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| CN (1) | CN110962935B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR102021008468A2 (en) * | 2021-04-30 | 2022-11-16 | Marcopolo Sa | BATTERY MAGAZINE FOR PUBLIC TRANSPORT VEHICLE AND ASSEMBLY PROCESS OF A BATTERY MAGAZINE FOR PUBLIC TRANSPORT VEHICLE |
| CN113212554A (en) * | 2021-05-24 | 2021-08-06 | 浙江吉利控股集团有限公司 | Frame for vehicle and vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204915823U (en) * | 2015-07-28 | 2015-12-30 | 比亚迪股份有限公司 | [electric] motor coach and chassis thereof |
| CN209321060U (en) * | 2018-09-30 | 2019-08-30 | 郑州宇通客车股份有限公司 | A kind of low floor vehicle and its vehicle frame |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101947912A (en) * | 2010-08-20 | 2011-01-19 | 重庆长安汽车股份有限公司 | Battery mounting and fixing structure of purely electric automobile |
| CN102632925A (en) * | 2011-02-12 | 2012-08-15 | 宋其华 | Frame structure for electric passenger vehicle |
| CN202294976U (en) * | 2011-11-02 | 2012-07-04 | 常州黄海汽车有限公司 | Low-inlet electric motor coach and underframe thereof |
| CN202827743U (en) * | 2012-09-25 | 2013-03-27 | 长沙市比亚迪汽车有限公司 | Electric motor coach frame rear section and electric motor coach |
| CN202879613U (en) * | 2012-11-01 | 2013-04-17 | 东风汽车公司 | Back floor assembly structure of plug-in hybrid power automobile |
| CN204323486U (en) * | 2014-12-03 | 2015-05-13 | 郑州宇通客车股份有限公司 | Light-duty pure electric coach and chassis frame thereof |
| CN204355149U (en) * | 2014-12-08 | 2015-05-27 | 安徽安凯汽车股份有限公司 | A kind of electrobus vehicle frame |
| JP2016113063A (en) * | 2014-12-16 | 2016-06-23 | ダイムラー・アクチェンゲゼルシャフトＤａｉｍｌｅｒ ＡＧ | Battery box-holding structure |
| CN106379151B (en) * | 2016-08-31 | 2018-10-16 | 东风汽车公司 | Power battery is arranged and fixed connection structure |
| CN207328099U (en) * | 2017-06-22 | 2018-05-08 | 安徽广通汽车制造股份有限公司 | A kind of pure electric coach chassis skeleton and equipment assembly system and device |
-
2018
- 2018-09-30 CN CN201811161643.9A patent/CN110962935B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204915823U (en) * | 2015-07-28 | 2015-12-30 | 比亚迪股份有限公司 | [electric] motor coach and chassis thereof |
| CN209321060U (en) * | 2018-09-30 | 2019-08-30 | 郑州宇通客车股份有限公司 | A kind of low floor vehicle and its vehicle frame |
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| CN110962935A (en) | 2020-04-07 |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Country or region after: China Address after: No. 6, Yutong Road, Guancheng Hui District, Zhengzhou, Henan 450061 Applicant after: Yutong Bus Co.,Ltd. Address before: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Applicant before: ZHENGZHOU YUTONG BUS Co.,Ltd. Country or region before: China |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |