CN111017024A

CN111017024A - Electric motor coach

Info

Publication number: CN111017024A
Application number: CN201911368794.6A
Authority: CN
Inventors: 冯启庆; 江源; 邓海
Original assignee: Tianjin Guangtong Automobile Co ltd; Yinlong New Energy Co Ltd
Current assignee: Tianjin Guangtong Automobile Co ltd; Yinlong New Energy Co Ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-04-17

Abstract

The invention provides an electric motor coach, which comprises a chassis assembly, a coach body arranged on the chassis assembly, a battery protection structure arranged at the top of the coach body and a cab isolation structure arranged in the coach body, wherein a plurality of rear battery compartments for placing power batteries are arranged in a rear mounting part of the chassis assembly, and the plurality of rear battery compartments are distributed along the vertical direction; the battery protection structure comprises a protection cover, a cabin door and a top fire extinguishing part; the first isolation structure and the second isolation structure of the cab isolation structure are respectively connected with two opposite side walls of the vehicle body in a one-to-one correspondence mode, so that the space in the vehicle body is divided into a cab and a passenger compartment in the length direction of the vehicle body through the cab isolation structure. By adopting the scheme, a plurality of power batteries can be arranged in the rear mounting part and at the top of the vehicle body, and the endurance mileage is improved. The top fire extinguishing part in the battery protection structure can ensure the safety of the power battery at the top, and the cab isolation structure can avoid passengers from interfering a driver and ensure the safe driving of the driver.

Description

Electric motor coach

Technical Field

The invention relates to the technical field of passenger cars, in particular to an electric passenger car.

Background

The electric motor coach is a coach which takes a vehicle-mounted power supply as power and is driven to run by matching with a proper power battery to provide electric energy. The electric motor coach has good power performance, can continuously travel for hundreds of kilometers, has long service life of the battery and lower cost, and is well equipped with the whole coach. The electric motor coach realizes diversification of traffic energy structures, can reduce automobile emission pollution and protect the environment. Electric motor coach and traditional fuel passenger car have the difference on many arrangement structure, how to make electric motor coach arrange more rationalize, especially power battery's arrangement is more reasonable to improve the continuation of the journey mileage when guaranteeing passenger's space, be one of electric motor coach design and manufacturing's main problem.

Disclosure of Invention

The invention provides an electric motor coach, which aims to improve the endurance mileage of the electric motor coach.

In order to solve the problems, the invention provides an electric motor coach, which comprises a chassis assembly, a coach body arranged on the chassis assembly, a battery protection structure arranged at the top of the coach body and a cab isolation structure arranged in the coach body, wherein the chassis assembly comprises an underframe and a rear installation part, the bottom of the rear installation part is connected with the rear end of the underframe, a plurality of rear battery compartments for placing power batteries are arranged in the rear installation part, and the plurality of rear battery compartments are distributed along the vertical direction; the battery protection structure comprises a protection cover, a cabin door and a top fire extinguishing part, wherein the protection cover is internally provided with a top battery cabin for placing a power battery, and the protection cover is provided with a hatch for taking and placing the power battery; the cabin door is connected with the protective cover and can be arranged at the cabin opening in an opening and closing manner; the top fire extinguishing part is arranged in the top battery cabin and is used for spraying fire extinguishing agent to the power battery in the top battery cabin; the cab isolation structure comprises a first isolation structure, a cab door structure and a second isolation structure which are sequentially arranged in the same direction, wherein the first isolation structure and the second isolation structure are respectively connected with two opposite side walls of the vehicle body in a one-to-one correspondence mode, so that the space in the vehicle body is divided into a cab and a passenger compartment in the length direction of the vehicle body through the cab isolation structure; the driver door structure comprises a protection door, one side of the protection door is hinged to the first isolation structure, and the other side of the protection door is detachably connected with the second isolation structure.

Further, the [ electric ] motor coach still includes: the automatic window breaker is arranged in the vehicle body, and at least one part of the automatic window breaker is movably arranged so as to break vehicle windows on the vehicle body; and the hazardous chemical substance detector is arranged in the vehicle body.

Further, first isolation structure includes first tie beam, second crossbeam and second guard plate, the upper end of first tie beam be used for with the roof of automobile body is connected, the lower extreme of first tie beam be used for with the diapire of automobile body is connected, one side of guard gate with first tie beam is articulated, the one end of second crossbeam with first tie beam is connected, the other end of second crossbeam be used for with the lateral wall of automobile body is connected, the second crossbeam is a plurality of, the second guard plate sets up adjacent two between the second crossbeam.

Further, the second isolation structure includes second tie-beam, third crossbeam and third prevention backplate, the upper end of second tie-beam be used for with the roof of automobile body is connected, the lower extreme of second tie-beam be used for with the diapire of automobile body is connected, the third tie-beam sets up on the second tie-beam, the opposite side detachable of guard gate with the third tie-beam, the one end of third crossbeam with the second tie-beam is connected, the other end of third crossbeam be used for with the lateral wall of automobile body is connected, the third crossbeam is a plurality of, the setting of third prevention backplate is adjacent two between the third crossbeam.

Furthermore, the driver door structure further comprises a door lock and a door opening alarm, the door lock is arranged on the protective door and comprises a lock body, an indoor operating part and an outdoor operating part, the lock body is in limit fit with the second isolation structure to lock the protective door on the second isolation structure, the lock body is also in an open state of being separated from the second isolation structure to open the protective door, the indoor operating part is positioned on one side of the protective door, which faces the driver cab, the outdoor operating part is positioned on one side of the protective door, which is away from the driver cab, and the indoor operating part and the outdoor operating part are both used for operating the lock body; the door opening alarm is electrically connected with the outdoor operation part, and the door opening alarm sends alarm information under the condition that the lock body is moved to an open state through the outdoor operation part.

Further, the back installation department includes after-mounting frame, posterior lateral plate, back end plate and back bottom plate, and is a plurality of back battery compartment is located on the after-mounting frame, the back end plate sets up keeping away from of after-mounting frame one side of chassis front end, the back end plate sets up the side of after-mounting frame, the back bottom plate sets up the bottom of after-mounting frame, the back end plate with all have the ventilation hole on the back bottom plate and set up ventilation grid of ventilation hole department.

Further, the chassis assembly further comprises: a front axle system disposed on the undercarriage; a rear axle system disposed on the chassis; the driving motor is arranged on the underframe and is in driving connection with at least one of the rear axle system and the front axle system; and the energy recovery system is arranged on the underframe and used for recovering the energy of the driving motor during braking.

Further, the battery protection structure further comprises: the fan is arranged in the top battery compartment and used for cooling the power battery in the top battery compartment; the sensor is arranged in the top battery compartment and is used for detecting the temperature in the top battery compartment; the top controller, the fan, the sensor with the top portion of putting out a fire all with the top controller electricity is connected, the top controller passes through the testing result control of sensor the fan with the operation of top portion of putting out a fire.

Further, [ electric ] motor coach still includes air conditioning system, air conditioning system includes air conditioning unit, first wind channel and second wind channel, wherein, air conditioning unit sets up the top of automobile body, first wind channel with air conditioning unit connects, first wind channel is followed the length direction of automobile body extends, it has a plurality of first air outlets to distribute on the first wind channel, the vertical setting in second wind channel, the upper end in second wind channel with first wind channel is connected, the lower extreme in second wind channel is located the bottom of automobile body, the lower extreme in second wind channel has the second air outlet.

Further, the air conditioning system further comprises a door opening and closing structure, wherein at least one part of the door opening and closing structure is movably arranged at the connection position of the first air duct and the second air duct so as to enable the second air duct to be communicated with or disconnected from the first air duct; the second wind channel is a plurality of, and is a plurality of the second wind channel interval sets up in the automobile body, the switch door structure is a plurality of, and is a plurality of the switch door structure sets up with a plurality of the second wind channel one-to-one.

The technical scheme of the invention is applied, and the electric motor coach comprises a chassis assembly, a coach body arranged on the chassis assembly, a battery protection structure arranged at the top of the coach body and a cab isolation structure arranged in the coach body, wherein a plurality of rear battery compartments for placing power batteries are arranged in a rear mounting part of the chassis assembly, and the plurality of rear battery compartments are distributed along the vertical direction; the battery protection structure comprises a protection cover, a cabin door and a top fire extinguishing part; the first isolation structure and the second isolation structure of the cab isolation structure are respectively connected with two opposite side walls of the vehicle body in a one-to-one correspondence mode, so that the space in the vehicle body is divided into a cab and a passenger compartment in the length direction of the vehicle body through the cab isolation structure. By adopting the scheme, a plurality of power batteries can be arranged in the rear mounting part and at the top of the vehicle body, the number of the power batteries is increased while the space of passengers is not influenced, and the endurance mileage can be increased. Moreover, the safety of the power battery at the top can be ensured through the top fire extinguishing part in the battery protection structure, and the driver can be prevented from being interfered by passengers through the cab isolation structure, so that the safe driving of the driver is ensured.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of an electric motor coach provided by the embodiment of the invention;

FIG. 2 illustrates an interior view of the electric motor coach of FIG. 1;

FIG. 3 illustrates a cross-sectional view of the electric motor coach of FIG. 1;

FIG. 4 illustrates another cross-sectional view of the electric motor coach of FIG. 1;

FIG. 5 illustrates a rear view of the electric motor coach of FIG. 1;

fig. 6 shows a plan view of the electric motor coach in fig. 1.

Wherein the figures include the following reference numerals:

110. a chassis; 120. a rear mounting portion; 121. a rear side plate; 122. a rear end plate; 210. a protective cover; 220. a cabin door; 230. a fan; 310. a first isolation structure; 311. a first connecting beam; 312. a second cross member; 313. a second guard plate; 314. a first grab rail; 315. a first connecting member; 320. a driver gate structure; 321. a door lock; 322. an outer frame; 323. a first cross member; 324. tempering the glass; 325. a first guard plate; 326. a corner protection structure; 330. a second isolation structure; 331. a second connecting beam; 332. a third connecting beam; 333. a third cross member; 334. a third protection plate; 335. a second connecting member; 336. a third connecting member; 410. a vehicle body; 420. an air conditioning system.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in the accompanying drawings, an embodiment of the present invention provides an electric motor coach, which includes a chassis assembly, a body 410 disposed on the chassis assembly, a battery protection structure disposed on the top of the body 410, and a cab isolation structure disposed in the body 410, wherein the chassis assembly includes a chassis 110 and a rear mounting portion 120, the bottom of the rear mounting portion 120 is connected to the rear end of the chassis 110, a plurality of rear battery compartments for holding power batteries are disposed in the rear mounting portion 120, and the plurality of rear battery compartments are distributed along a vertical direction; the battery protection structure comprises a protection cover 210, a cabin door 220 and a top fire extinguishing part, wherein a top battery cabin for placing the power battery is arranged in the protection cover 210, and a hatch for taking and placing the power battery is arranged on the protection cover 210; the door 220 is connected with the protective cover 210, and the door 220 is arranged at the door opening and closing; the top fire extinguishing part is arranged in the top battery cabin and used for spraying a fire extinguishing agent to the power battery in the top battery cabin; the cab isolation structure comprises a first isolation structure 310, a cab door structure 320 and a second isolation structure 330 which are sequentially arranged in the same direction, wherein the first isolation structure 310 and the second isolation structure 330 are respectively connected with two opposite side walls of the vehicle body 410 in a one-to-one correspondence manner, so that the space in the vehicle body 410 is divided into a cab and a passenger compartment in the length direction of the vehicle body 410 through the cab isolation structure; the driver door structure 320 includes a guard door having one side hinged to the first isolation structure 310 and the other side detachably connected to the second isolation structure 330.

By applying the technical scheme of the invention, the electric motor coach comprises a chassis assembly, a coach body 410 arranged on the chassis assembly, a battery protection structure arranged at the top of the coach body 410 and a cab isolation structure arranged in the coach body 410, wherein a plurality of rear battery compartments for placing power batteries are arranged in a rear mounting part 120 of the chassis assembly, and are distributed along the vertical direction; the battery protection structure comprises a protective cover 210, a cabin door 220 and a top fire extinguishing part; the first barrier structure 310 and the second barrier structure 330 of the cab barrier structure are respectively connected to two opposite sidewalls of the vehicle body 410 in a one-to-one correspondence, so as to divide the space inside the vehicle body 410 into a cab and a passenger compartment in the length direction of the vehicle body 410 through the cab barrier structure. By adopting the scheme, a plurality of power batteries can be arranged in the rear mounting part 120 and at the top of the vehicle body 410, so that the number of the power batteries is increased while the passenger space is not influenced, and the endurance mileage can be increased. Moreover, the safety of the power battery at the top can be ensured through the top fire extinguishing part in the battery protection structure, and the driver can be prevented from being interfered by passengers through the cab isolation structure, so that the safe driving of the driver is ensured.

In this embodiment, the electric motor coach further includes: the automatic window breaker is arranged in the vehicle body 410, and at least one part of the automatic window breaker is movably arranged so as to break the vehicle window on the vehicle body 410; and a hazardous chemical substance detector disposed in the vehicle body 410. The automatic window breaker can automatically break the vehicle window in danger, so that the operation is convenient and the efficiency is improved. The automatic window breaker comprises a window breaking hammer and a driving mechanism in driving connection with the window breaking hammer, and the window breaking hammer is driven to move linearly through the driving mechanism so as to break a vehicle window. Whether can detect the passenger through danger article detector and carry danger article, improve the security.

In this embodiment, the first isolation structure 310 includes a first connection beam 311, a second connection beam 312 and a second protection plate 313, the upper end of the first connection beam 311 is used for being connected with the top wall of the vehicle body 410, the lower end of the first connection beam 311 is used for being connected with the bottom wall of the vehicle body 410, one side of the protection door is hinged to the first connection beam 311, one end of the second connection beam 312 is connected with the first connection beam 311, the other end of the second connection beam 312 is used for being connected with the side wall of the vehicle body 410, the second connection beam 312 is multiple, and the second protection plate 313 is disposed between two adjacent second connection beams 312. In this way, both the first cross member 311 and the second cross member 312 are connected to the vehicle body, and the structural strength can be improved. The second shielding plate 313 may function as an isolation and protection.

Optionally, the first isolation structure 310 further includes: a first grab bar 314, the first grab bar 314 being connected with the second beam 312; the first and

second connection members

315 and 313 are connected to the second cross member 312 through the first connection member 315. The first grab bar 314 is provided to facilitate the passenger's grip, and the second shielding plate 313 is connected to the second cross member 312 by the first connection member 315.

In this embodiment, the second isolation structure 330 includes a second connection beam 331, a third connection beam 332, a third cross beam 333 and a third protection plate 334, the upper end of the second connection beam 331 is used for being connected with the top wall of the vehicle body 410, the lower end of the second connection beam 331 is used for being connected with the bottom wall of the vehicle body 410, the third connection beam 332 is disposed on the second connection beam 331, the other side of the protection door is detachably connected with the third connection beam 332, one end of the third cross beam 333 is connected with the second connection beam 331, the other end of the third cross beam 333 is used for being connected with the side wall of the vehicle body 410, the third cross beam 333 is multiple, and the third protection plate 334 is disposed between two adjacent third cross beams 333. In this way, the second cross member 331 and the third cross member 333 are connected to the vehicle body, and the connection strength and reliability can be improved.

Optionally, the second isolation structure 330 further includes: a second grab rail connected with the third cross beam 333; the second connecting member 335 and the third prevention plate 334 are connected to the third cross member 333 through the second connecting member 335. This facilitates the passenger's grip on the grab bar and installation.

Optionally, the second connection beam 331 includes a vertical section and an arc-shaped section connected to each other, the arc-shaped section is located above the vertical section, and the second isolation structure 330 further includes: and a third connecting member 336 provided at an upper end of the arc-shaped section, the third connecting member 336 being adapted to be connected to a top wall of the vehicle body. The second connection beam 331 is connected to the vehicle body by the above arrangement.

In this embodiment, the door structure 320 further includes a door lock 321 and a door opening alarm, the door lock 321 is disposed on the protective door, the door lock 321 includes a lock body, an indoor operating part and an outdoor operating part, the lock body has a locking state that is in spacing fit with the second isolation structure 330 to lock the protective door on the second isolation structure 330, the lock body also has an opening state that is separated from the second isolation structure 330 to open the protective door, the indoor operating part is located on a side of the protective door facing the cab, the outdoor operating part is located on a side of the protective door facing away from the cab, and both the indoor operating part and the outdoor operating part are used for operating the lock body; the door opening alarm is electrically connected with the outdoor operation part, and the door opening alarm sends alarm information under the condition that the lock body is moved to the open state through the outdoor operation part. By adopting the scheme, when the outside passenger in the cab opens the protective door, the alarm can send alarm information in time to attract the attention of the driver or other passengers, so that the influence on safe driving of the driver caused by the malicious opening of the passenger can be avoided, and the safety is further improved.

Optionally, the guard door comprises: one side of the outer frame 322 is hinged with one side of the first isolation structure 310, and the door lock 321 is arranged on the outer frame 322; two ends of the first beam 323 are respectively connected with two sides of the outer frame 322; a tempered glass 324 installed at a region between an upper side of the first beam 323 and the outer frame 322; and a first shielding plate 325 installed at a region between the lower side of the first beam 323 and the outer rim 322. Through the arrangement, the structural strength and the reliability of the protective door can be improved, and a driver can conveniently observe the condition of a passenger compartment.

Optionally, the guard door further comprises: and the corner protection structures 326 are distributed at the corners of the tempered glass 324 and the first protection plate 325. The tempered glass 324 and the first protection plate 325 may be protected and fixed by a plurality of corner protectors 326.

In this embodiment, the rear mounting portion 120 includes a rear mounting frame, a rear side plate 121, a rear end plate 122 and a rear bottom plate, a plurality of rear battery compartments are located on the rear mounting frame, the rear end plate 122 is disposed on one side of the rear mounting frame away from the front end of the bottom frame 110, the rear side plate 121 is disposed on the side of the rear mounting frame, the rear bottom plate is disposed at the bottom end of the rear mounting frame, and the rear side plate 121, the rear end plate 122 and the rear bottom plate are all provided with ventilation holes and ventilation grilles disposed at the ventilation holes. Through the arrangement, a plurality of power batteries can be reliably supported, the ventilation effect can be ensured, and the heat dissipation of the power batteries is facilitated.

Optionally, a fan is arranged in the rear battery compartment to enhance the ventilation and heat dissipation effects. The rear mounting portion 120 further includes a water guard plate disposed in the rear battery compartment, the water guard plate being disposed corresponding to the vent hole to prevent water from entering the power battery.

In this embodiment, the chassis assembly further includes: a front axle system provided on the under frame 110; a rear axle system provided on the under frame 110; a driving motor disposed on the chassis 110, the driving motor being in driving connection with at least one of the rear axle system and the front axle system; and an energy recovery system provided on the base frame 110, the energy recovery system being used to recover energy for driving the motor during braking. Therefore, direct drive of the motor can be realized, and the energy efficiency is improved. The energy of the driving motor during braking can be recovered through the energy recovery system, and energy waste is avoided.

Optionally, the chassis assembly further comprises: and a rear fire extinguishing unit provided on the rear mounting unit 120 for spraying a fire extinguishing agent to the power battery located in the rear battery compartment. Through the arrangement, the fire can be timely extinguished when fire occurs, so that the fire is prevented from spreading, and the safety is improved.

Optionally, the chassis assembly further comprises a plurality of lithium titanate power batteries distributed in the plurality of top battery compartments and the plurality of rear battery compartments. By adopting the lithium titanate power battery, the energy density can be improved, and the performance of the power battery is improved, so that the endurance mileage of the passenger car is improved.

Optionally, in this embodiment, the chassis assembly further includes: the rear tray is detachably arranged in the rear battery compartment and is used for bearing the power battery in the rear battery compartment; and a rear seal door which is openably and closably provided at the opening of the rear battery compartment. Through the above arrangement, the power battery can be conveniently mounted and dismounted, and the protection can be realized through the rear sealing door.

Optionally, the chassis assembly further comprises: the air suspension system, the front axle system and the rear axle system are all matched with the air suspension system. The air suspension system can play a role in supporting and damping the axle system, and the stable running of the vehicle is ensured.

Optionally, the chassis assembly further comprises: the radiator is arranged on the bottom frame 110 and is matched with the driving motor to radiate the heat of the driving motor; and the cooling water tank is used for circularly supplying water to the radiator and is arranged on the rear mounting part. The underframe is also provided with a storage battery cabin for placing a storage battery, and the storage battery cabin is positioned at the front end of the underframe. The chassis assembly further includes an auxiliary fire extinguishing part disposed at a front end of the bottom chassis 110 to extinguish a fire of the battery.

Optionally, the chassis assembly further includes a three-in-one controller and a motor controller, both of which are disposed in the rear mounting portion 120 to control the electrical components. The chassis assembly also includes a braking system.

In this embodiment, the battery protection structure further includes: the fan 230 is arranged in the top battery compartment, and the fan 230 is used for cooling the power battery in the top battery compartment; the sensor is arranged in the top battery cabin and used for detecting the temperature in the top battery cabin; the top controller, the fan 230, the sensor and the top fire extinguishing part are all electrically connected with the top controller, and the top controller controls the operation of the fan 230 and the top fire extinguishing part through the detection result of the sensor. Therefore, all parts are convenient to match, energy is saved, and safety is improved. For example, when the sensor detects that the temperature in the top battery compartment is higher than a predetermined temperature, the top control part controls the fan 230 to operate to perform air-cooling heat dissipation. When the sensor detects that the temperature in the top battery compartment is abnormal, the fire condition can be considered to occur, the fire condition is fed back to the top control part, the top fire extinguishing part is controlled by the top control part to spray the fire extinguishing agent, and the fire is extinguished in time.

Optionally, the battery protection structure further comprises a lock, the lock comprising: a rotating shaft rotatably disposed on the hatch 220; the limiting piece is arranged on the rotating shaft to rotate along with the rotating shaft and is provided with an avoiding position and a locking position; when the limiting member is located at the avoiding position, the limiting member is separated from the protective cover 210; when the door 220 is in the position for closing the hatch and the position limiter is in the locking position, the position limiter is in limit fit with the protection cover 210 to lock the door 220 to the protection cover 210. Through the matching of the limiting member and the rotating shaft, the door 220 can be locked on the protective cover 210, so as to improve the safety.

Optionally, the battery protection structure further comprises: one end of the limiting chain is arranged on the protective cover 210; the lock hook is arranged at the other end of the limiting chain; and the locking ring is arranged on the cabin door 220, and the locking hook is detachably connected with the locking ring. Through the arrangement, even if the lock is opened or the lock is damaged, the cabin door 220 cannot be completely opened, the lock hook and the lock ring are required to be separated to open the cabin door 220, and the safety is further improved.

Optionally, the protective cover 210 comprises a housing and a carrying tray, the housing being arranged on the carrying tray, the area between the housing and the carrying tray forming a top battery compartment, the hatch being located on the housing, the hatch 220 being hinged to the edge of the hatch. Through the arrangement, the top battery compartment is convenient to form so as to place the power battery.

Optionally, the shield 210 further comprises: a shield connected to the housing and located in the top battery compartment, the shield having a groove extending along a hinged edge of the housing and the door 220, the notch of the groove being located corresponding to the hinged edge of the housing and the door 220. Through the arrangement, when rainwater enters a gap between the hinged edges of the shell and the cabin door 220, the rainwater can enter the groove and cannot enter electrical components such as a power battery and the like, so that the safety and the environment adaptability are improved.

Optionally, the battery protection structure further comprises: and a sealing strip arranged on the protection element, wherein the sealing strip extends along the extension direction of the protection element, and one end of the sealing strip is abutted against the inner wall of the cabin door 220. Can improve the leakproofness through setting up the sealing strip, further avoid the rainwater to enter into electrical apparatus parts such as power battery in, improve the reliability.

Optionally, the housing has a ventilation grille to allow ventilation. The edge of the door 220 has a concave slot for the hand to insert to open and close the door 220.

Optionally, the battery protection structure further comprises: one end of the driving part is connected with the protective cover 210, the other end of the driving part is in driving connection with the cabin door 220, and the driving part is telescopically arranged to open or close the cabin door 220. The driving part is provided to facilitate the opening and closing of the automatic operation hatch 220. The driving part can adopt a gas spring.

In this embodiment, [ electric ] motor coach still includes air conditioning system 420, air conditioning system 420 includes air conditioning unit, first wind channel and second wind channel, wherein, air conditioning unit sets up at the top of automobile body 410, first wind channel is connected with air conditioning unit, first wind channel extends along the length direction of automobile body 410, it has a plurality of first air outlets to distribute on the first wind channel, the vertical setting in second wind channel, the upper end in second wind channel is connected with first wind channel, the lower extreme in second wind channel is located the bottom of automobile body 410, the lower extreme in second wind channel has the second air outlet. Therefore, air can be exhausted from the upper part of the vehicle body 410 through the first air duct, or air can be exhausted from the lower part of the vehicle body 410 through the second air duct, and the flexibility and the comfort of passengers are improved. For example, air is discharged from top to bottom through the first air duct during refrigeration, and air is discharged from bottom to top through the second air duct during heating, so that the heat exchange effect is improved.

Further, the air conditioning system 420 further includes a door opening and closing structure, at least a portion of which is movably disposed at a connection between the first air duct and the second air duct, so as to connect or disconnect the second air duct with or from the first air duct; the second wind channel is a plurality of, and a plurality of second wind channel intervals set up in automobile body 410, and the switch door structure is a plurality of, and a plurality of switch door structures set up with a plurality of second wind channels one-to-one. Therefore, the second air duct can be disconnected from the first air duct through the door opening and closing structure during refrigeration so as to avoid air outlet from the second air duct; when heating, the second air duct is communicated with the first air duct through the door opening and closing structure, and the first air outlet is closed, so that air is only discharged from the second air duct, and the operation and the adjustment are convenient. Set up the second wind channel into a plurality ofly, can improve the homogeneity of heat transfer to improve passenger's travelling comfort.

The whole length of the electric motor coach is about 6.8 meters, the middle part in the coach adopts a low floor form, and a driver surrounding structure arranged in a driving area ensures the driving safety of a driver; the rear parts are connected by adopting a high floor structure. And the rear high-voltage electric device is isolated by adopting an isolating structure. Two lithium titanate quick-charging batteries are arranged on the roof, so that the whole electric quantity is increased, the requirement that the vehicle runs in a 50km running interval is met, the vehicle can be quickly charged, the charging multiplying power is more than 5C, and the vehicle can be quickly charged. Has wide market prospect in city and countryside as well as village, town and village. The daily trip of people is satisfied, social benefit is produced simultaneously, improves urban and rural residents' convenience.

Optionally, the electric motor coach comprises: 1. a rapid charging lithium titanate battery system; 2. a hazardous chemical monitoring system; 3. the system comprises a vehicle anti-collision early warning system and a driver anti-fatigue monitoring system; 4. the roof is provided with a cooling and heating integrated air conditioner; 5. the system comprises an independent suspension chassis, a motor direct-drive mode and a motor braking energy recovery system; 6. and the in-vehicle guiding screen displays information such as vehicle operation routes.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electric motor coach, characterized by comprising a chassis assembly, a coach body (410) arranged on the chassis assembly, a battery protection structure arranged on the top of the coach body (410) and a cab isolation structure arranged in the coach body (410),

the chassis assembly comprises a chassis (110) and a rear mounting part (120), the bottom of the rear mounting part (120) is connected with the rear end of the chassis (110), a plurality of rear battery compartments for placing power batteries are arranged in the rear mounting part (120), and the plurality of rear battery compartments are distributed in the vertical direction;

the battery protection structure comprises a protection cover (210), a cabin door (220) and a top fire extinguishing part, wherein a top battery cabin for placing a power battery is arranged in the protection cover (210), and a hatch for taking and placing the power battery is arranged on the protection cover (210); the cabin door (220) is connected with the protective cover (210), and the cabin door (220) is arranged at the cabin opening in an opening and closing way; the top fire extinguishing part is arranged in the top battery cabin and is used for spraying fire extinguishing agent to the power battery in the top battery cabin;

the cab isolation structure comprises a first isolation structure (310), a cab door structure (320) and a second isolation structure (330) which are sequentially arranged in the same direction, wherein the first isolation structure (310) and the second isolation structure (330) are respectively connected with two opposite side walls of the vehicle body (410) in a one-to-one correspondence mode, so that the space in the vehicle body (410) is divided into a cab and a passenger compartment in the length direction of the vehicle body (410) through the cab isolation structure; the driver door structure (320) comprises a guard door, one side of which is hinged with the first isolation structure (310) and the other side of which is detachably connected with the second isolation structure (330).

2. The electric motor coach according to claim 1, further comprising:

the automatic window breaker is arranged in the vehicle body (410), and at least one part of the automatic window breaker is movably arranged so as to break the vehicle window on the vehicle body (410);

a hazardous chemical substance detector disposed within the vehicle body (410).

3. The [ electric ] motor coach according to claim 1, wherein the first isolation structure (310) comprises a first connection beam (311), a second beam (312), and a second protection plate (313), wherein the upper end of the first connection beam (311) is used for being connected with the top wall of the vehicle body (410), the lower end of the first connection beam (311) is used for being connected with the bottom wall of the vehicle body (410), one side of the protection door is hinged with the first connection beam (311), one end of the second beam (312) is connected with the first connection beam (311), the other end of the second beam (312) is used for being connected with the side wall of the vehicle body (410), the second beam (312) is multiple, and the second protection plate (313) is arranged between two adjacent second beams (312).

4. Motor coach according to claim 1, wherein said second barrier structure (330) comprises a second connecting beam (331), a third connecting beam (332), a third cross beam (333) and a third fender (334), the upper end of the second connecting beam (331) is used for being connected with the top wall of the vehicle body (410), the lower end of the second connecting beam (331) is used for being connected with the bottom wall of the vehicle body (410), the third connection beam (332) is disposed on the second connection beam (331), the other side of the guard door is detachably connected to the third connection beam (332), one end of the third cross beam (333) is connected to the second connection beam (331), the other end of the third cross beam (333) is used for being connected with the side wall of the vehicle body (410), the number of the third cross beams (333) is multiple, and the third protection plate (334) is arranged between two adjacent third cross beams (333).

5. The [ electric ] motor coach of claim 1, wherein the driver door structure (320) further comprises a door lock (321) and a door opening alarm, the door lock (321) is disposed on the guard door, the door lock (321) comprises a lock body, an indoor operating part and an outdoor operating part, the lock body has a locking state in limit fit with the second isolation structure (330) to lock the guard door on the second isolation structure (330), the lock body further has an opening state separated from the second isolation structure (330) to open the guard door, the indoor operating part is located on a side of the guard door facing the driver cab, the outdoor operating part is located on a side of the guard door facing away from the driver cab, and the indoor operating part and the outdoor operating part are both used for operating the lock body; the door opening alarm is electrically connected with the outdoor operation part, and the door opening alarm sends alarm information under the condition that the lock body is moved to an open state through the outdoor operation part.

6. The electric motor coach as claimed in claim 1, wherein the rear mounting part (120) comprises a rear mounting frame, a rear side plate (121), a rear end plate (122) and a rear bottom plate, the rear battery compartment is located on the rear mounting frame, the rear end plate (122) is arranged on one side of the rear mounting frame far away from the front end of the underframe (110), the rear side plate (121) is arranged on the side surface of the rear mounting frame, the rear bottom plate is arranged at the bottom end of the rear mounting frame, and the rear side plate (121), the rear end plate (122) and the rear bottom plate are all provided with ventilation holes and ventilation grids arranged at the ventilation holes.

7. The motorized passenger vehicle of claim 1, wherein the chassis assembly further comprises:

a front axle system disposed on the chassis (110);

a rear axle system disposed on the chassis (110);

a drive motor disposed on the chassis (110), the drive motor being in driving connection with at least one of the rear axle system and the front axle system;

an energy recovery system disposed on the chassis (110), the energy recovery system being configured to recover energy of the driving motor during braking.

8. The [ electric ] motor coach as set forth in claim 1, wherein the battery protection structure further comprises:

the fan (230) is arranged in the top battery compartment, and the fan (230) is used for cooling the power battery in the top battery compartment;

the sensor is arranged in the top battery compartment and is used for detecting the temperature in the top battery compartment;

the fan (230), the sensor and the top fire extinguishing part are all electrically connected with the top controller, and the top controller controls the operation of the fan (230) and the top fire extinguishing part through the detection result of the sensor.

9. The electric motor coach according to claim 1, further comprising an air conditioning system (420), wherein the air conditioning system (420) comprises an air conditioning unit, a first air duct and a second air duct, the air conditioning unit is arranged at the top of the coach body (410), the first air duct is connected with the air conditioning unit, the first air duct extends along the length direction of the coach body (410), a plurality of first air outlets are distributed on the first air duct, the second air duct is vertically arranged, the upper end of the second air duct is connected with the first air duct, the lower end of the second air duct is located at the bottom of the coach body (410), and the lower end of the second air duct is provided with a second air outlet.

10. The electric motor coach according to claim 9, wherein the air conditioning system (420) further comprises an opening and closing door structure, at least one part of the opening and closing door structure is movably arranged at the connection position of the first air duct and the second air duct so as to enable the second air duct to be communicated with or disconnected from the first air duct; the second wind channel is a plurality of, and is a plurality of the second wind channel interval sets up in automobile body (410), the switch door structure is a plurality of, and is a plurality of the switch door structure sets up with a plurality of the second wind channel one-to-one.