CN113788071A - Chassis structure of motor home - Google Patents
Chassis structure of motor home Download PDFInfo
- Publication number
- CN113788071A CN113788071A CN202111054975.9A CN202111054975A CN113788071A CN 113788071 A CN113788071 A CN 113788071A CN 202111054975 A CN202111054975 A CN 202111054975A CN 113788071 A CN113788071 A CN 113788071A
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- CN
- China
- Prior art keywords
- cross beam
- piece
- chassis
- longitudinal beams
- fixedly connected
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- 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.)
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Classifications
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/0152—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit
- B60G17/0155—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the action on a particular type of suspension unit pneumatic unit
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/06—Characteristics of dampers, e.g. mechanical dampers
- B60G17/08—Characteristics of fluid dampers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
- B60P3/32—Vehicles adapted to transport, to carry or to comprise special loads or objects comprising living accommodation for people, e.g. caravans, camping, or like vehicles
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- 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
- B62D21/09—Means for mounting load bearing surfaces
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- 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
- B62D21/11—Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension, e.g. of wheels or engine; sub-frames for mounting engine or suspensions
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- 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
- B62D21/18—Understructures, i.e. chassis frame on which a vehicle body may be mounted characterised by the vehicle type and not provided for in groups B62D21/02 - B62D21/17
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/20—Type of damper
- B60G2202/24—Fluid damper
- B60G2202/242—Pneumatic damper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2300/00—Indexing codes relating to the type of vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/30—Height or ground clearance
Abstract
The chassis comprises two longitudinal beams, the front ends of the two longitudinal beams are fixedly connected with a front cross beam piece respectively, the rear ends of the two longitudinal beams are fixedly connected with a rear cross beam piece respectively, the chassis further comprises a main beam and a secondary beam, the main beam is close to and parallel to the front cross beam piece, the secondary beam is close to and parallel to the rear cross beam piece, a first cross beam is arranged between the main beam and the front cross beam piece, a second cross beam is arranged between the secondary beam and the rear cross beam piece, the main beam, the first secondary beam and the second cross beam are I-shaped beams formed by splicing two C-shaped plate pieces together, and the longitudinal beams are C-shaped beams. The invention has the advantages that the integral structure and the layout meet the requirement of light weight while ensuring the bearing capacity, reduce the production cost and improve the market competitiveness of the product.
Description
Technical Field
The invention relates to the technical field of improvement of caravan structures, in particular to a chassis structure of a caravan.
Background
The body of a caravan is mostly of a non-bearing type body structure, so that the caravan not only needs to bear bending load caused by self-loading goods and self weight, but also needs to bear torsional load caused by uneven mountain road surface, front and rear inertia load during operation, inertia centrifugal load during turning and the like, and the rigidity of the chassis structure is required to be higher.
At present under car as a house body crossbeam structure cross section is mostly the rectangular, to crossbeam structure both ends and automobile body longeron welded fastening, if its section height is too low, can make chassis structural rigidity lower, under the dynamic load effect, and if promote the section height of crossbeam and longeron structure will increase automobile body weight, and is increasing when crossbeam structure's manufacturing cost, will bring the problem that the oil consumption increases. Therefore, there is a need to design a new chassis structure of a caravan to overcome the defects in the prior art, and in short, the chassis is the heaviest of the caravans.
Disclosure of Invention
The invention aims to solve the problems and designs a chassis structure of a caravan.
A chassis structure of a recreational vehicle comprises a chassis and two wheels arranged on the chassis, wherein the chassis comprises two longitudinal beams, the two longitudinal beams have the same length and are parallel to each other, the front ends of the two longitudinal beams are respectively and fixedly connected with a front cross beam piece, the rear ends of the two longitudinal beams are respectively and fixedly connected with a rear cross beam piece, the two longitudinal beams, the front cross beam piece and the rear cross beam piece jointly form a rectangular frame structure,
the chassis further comprises a main beam and a secondary beam, wherein two ends of the main beam are fixedly connected with the two longitudinal beams, two ends of the secondary beam are fixedly connected with the two longitudinal beams, the main beam is close to and parallel to the front cross beam piece, the secondary beam is close to and parallel to the rear cross beam piece, a first cross beam is arranged between the main beam and the front cross beam piece, two ends of the first cross beam are respectively fixedly connected with the two longitudinal beams, the first cross beam is parallel to the main beam, a second cross beam is arranged between the secondary beam and the rear cross beam piece, two ends of the second cross beam are respectively fixedly connected with the two longitudinal beams, the second cross beam is parallel to the secondary beam, the main beam, the first cross beam of the secondary beam and the second cross beam are all I-shaped beams formed by splicing two C-shaped plates together, the longitudinal beams are C-shaped beams in cross section, and a first triangular plate supporting piece is arranged between the outer side of the front end of the two longitudinal beams and the front cross beam piece, a second set square supporting piece is arranged between the inner sides of the rear ends of the two longitudinal beams and the rear cross beam piece, a cross rod is arranged between the second set square supporting pieces, and the cross rod is parallel to the second cross beam;
the front cross beam piece is fixedly provided with a front triangular arm, the front end of the front triangular arm is a triangular tip end, the front end of the front triangular arm is positioned in front of the front cross beam piece, the rear end of the front triangular arm is fixedly connected with the longitudinal beam, the front triangular arm is provided with a gas tank, the gas tank is positioned between the tip end of the front triangular arm and the front cross beam piece, the outer side of the front end of the longitudinal beam is provided with a first anti-collision beam, one end of the first anti-collision beam is fixedly connected with the outer side of the longitudinal beam, the other end of the first anti-collision beam is fixedly connected with the front cross beam piece, the outer side of the rear end of the longitudinal beam is provided with a second anti-collision beam, the two ends of the second anti-collision beam are fixedly connected with the outer side of the longitudinal beam, the rear cross beam piece is provided with two third anti-collision beams, and the two ends of the third anti-collision beams are respectively and fixedly connected with the rear cross beam piece;
the hot water tank is fixedly arranged between the second cross beam and the cross beam;
still include two gasbag shock attenuations and independently hang, two gasbag shock attenuations are independently hung and are corresponded with two wheels respectively, and gasbag shock attenuation is independently hung the configuration and is hanging and car as a house chassis between, gasbag shock attenuation is independently hung including the gasbag base, fixed mounting gasbag and suspension support point on the gasbag base, the upper end of gasbag supports the car as a house chassis, the last air inlet department of gasbag installs baroceptor, through the solenoid valve intercommunication between two gasbag shock attenuation independently hung's the gasbag, the solenoid valve is adjusted and is distributed the atmospheric pressure value of two gasbags under controlling means's control.
The suspension supporting point is movably connected with the chassis of the motor home, and the air bag base is fixedly arranged on the main beams of the two wheels.
The air pressure sensor is used for detecting the air pressure value in the air bag.
The electromagnetic valve is controlled by the MCU, and the MCU controls and adjusts the left and right pressure values of the electromagnetic valve by receiving feedback signals input by the inclination angle sensor.
The first anti-collision beam, the second anti-collision beam and the third anti-collision beam are all C-shaped structures formed by bending rod pieces.
The spare tire is fixedly installed on the front triangular arm and can be detached from the front triangular arm.
The first cross beam is connected with the main beam through two parallel first connecting rods, and the first connecting rods are parallel to the longitudinal beam.
The clear water tank is fixedly arranged on the first connecting rods.
The second cross beam is connected with the cross rod through two parallel connecting rods, the second connecting rods are parallel to the longitudinal beam, and the hot water tank is fixedly mounted on the two connecting rods.
Advantageous effects
The chassis structure of the motor home manufactured by the technical scheme of the invention has the following advantages:
1. the chassis of the motor home disclosed by the application adopts a light-weight structural layout and design, so that the technical problem of poor manufacturing process performance is solved, the technical effect of simplified assembly in the actual production process is realized, and the production cost is effectively reduced;
2. according to the chassis of the motor home, the cross beam is formed into the I-shaped section through the back-to-back structure by adopting the C-shaped sheet metal process and then is combined with the longitudinal beam with the C-shaped section, and the structural mechanical property coefficient of the chassis of the motor home is higher than that of beam structures with U-shaped and rectangular sections under the same weight condition, so that higher mechanical property is obtained, and the requirement of cross country on mountain areas of the motor home is met;
3. the utility model discloses car as a house chassis adopts electronic control's mode to control the gasbag shock attenuation and independently hang, utilizes the solenoid valve to adjust the atmospheric pressure distribution between two gasbags to keep chassis and ground depth of parallelism, let the chassis leave the ground height in the setting value all the time, ensure that the car as a house can adapt to different environment of traveling.
Drawings
FIG. 1 is a schematic structural view of a chassis structure of a caravan according to the present invention;
FIG. 2 is a schematic structural view of the base pan of the present invention;
FIG. 3 is a schematic cross-sectional structural view of the main beam, the secondary beam, the first cross beam and the second cross beam of the present invention;
FIG. 4 is a schematic structural view of the air bag shock absorbing independent suspension of the present invention;
in the figure, 1, wheel; 2. a stringer; 3. a cross member; 4. a rear cross member; 5. a main beam; 6. a secondary beam; 7. a first cross beam; 8. a second cross beam; 9. a first set of triangle support parts; 10. a second set square supporting part; 11. a cross bar; 12. a front triangular arm; 13. a gas tank; 14. the first anti-collision beam; 15. a second anti-collision beam; 16. a third anti-collision beam; 17. a clear water tank; 18. a diesel tank; 19. a sewage tank; 20. a hot water tank; 21. a spare tire; 22. a first connecting rod; 23. a second connecting rod; 24. an airbag base; 25. an air bag; 26. hanging the supporting points; 27. an air pressure sensor.
Detailed Description
The invention is described in detail below with reference to the drawings, as shown in FIGS. 1-4;
the creation point of the application lies in that the chassis further comprises a main beam 5 and an auxiliary beam 6, the two ends of the main beam are fixedly connected with the two longitudinal beams, the two ends of the auxiliary beam are fixedly connected with the two longitudinal beams, the main beam is close to and parallel to the front cross beam, the auxiliary beam is close to and parallel to the rear cross beam, a first cross beam 7 is arranged between the main beam and the front cross beam, the two ends of the first cross beam are fixedly connected with the two longitudinal beams respectively, the first cross beam is parallel to the main beam, a second cross beam 8 is arranged between the auxiliary beam and the rear cross beam, the two ends of the second cross beam are fixedly connected with the two longitudinal beams respectively, the second cross beam is parallel to the auxiliary beam, the main beam, the first auxiliary beam and the second cross beam are I-shaped beams formed by splicing two C-shaped plates together, and a first triangular plate supporting piece 9 is arranged between the outer sides of the front ends of the two longitudinal beams and the front cross beam, a second set square supporting piece 10 is arranged between the inner sides of the rear ends of the two longitudinal beams and the rear cross beam piece, a cross rod 11 is arranged between the second set square supporting pieces, and the cross rod is parallel to the second cross beam;
the invention also relates to a front triangle arm 12 fixed on the front cross beam piece, the front end of the front triangle arm is the tip of triangle, the front end of the front triangular arm is positioned in front of the front cross beam piece, the rear end of the front triangular arm is fixedly connected with the longitudinal beam, a gas tank 13 is arranged on the front triangular arm and is positioned between the tip end of the front triangular arm and the front cross beam piece, the outer side of the front end of the longitudinal beam is provided with a first anti-collision beam 14, one end of the first anti-collision beam is fixedly connected with the outer side of the longitudinal beam, the other end of the first anti-collision beam is fixedly connected with the front cross beam piece, the outer side of the rear end of the longitudinal beam is provided with a second anti-collision beam 15, both ends of the second anti-collision beam are fixedly connected with the outer side of the longitudinal beam, the rear cross beam piece is provided with a third anti-collision beam 16, and both ends of the third anti-collision beam are respectively fixedly connected with the rear cross beam piece;
the device is characterized by further comprising a clean water tank 17, a diesel tank 18, a sewage tank 19 and a hot water tank 20, wherein the clean water tank is fixedly arranged between the first cross beam and the main beam, the diesel tank is fixedly arranged between the main beam and the secondary beam, the sewage tank is fixedly arranged between the secondary beam and the second cross beam, and the hot water tank is fixedly arranged between the second cross beam and the cross beam;
the utility model provides a creation point still lies in, still includes two gasbag shock attenuation independent suspension, and two gasbag shock attenuation independent suspensions correspond with two wheels respectively, and gasbag shock attenuation independent suspension disposes between wheel and car as a house chassis, gasbag shock attenuation independent suspension includes gasbag base 24, last fixed mounting gasbag 25 of gasbag base and suspension support point 26, the car as a house chassis is supported to the upper end of gasbag, last air inlet department installation baroceptor 27 of gasbag, through the solenoid valve intercommunication between the gasbag of two gasbag shock attenuation independent suspensions, the solenoid valve is adjusted and is distributed the atmospheric pressure value of two gasbags under controlling means's control.
The electronic device adopted by the technical scheme comprises:
solenoid valve and air pressure sensor.
The electronic devices are all existing products, the technical scheme of the application has no special requirements and changes on the structures of the electronic devices, and the electronic devices all belong to conventional electronic equipment;
in the implementation process of the technical scheme, a person in the art needs to connect all the electrical components in the present application with a power supply adapted to the electrical components through a wire, and should select an appropriate controller according to actual conditions to meet control requirements, and specific connection and control sequence.
The suspension support point is movably connected with a chassis of the caravan, and the air bag base is fixedly arranged on main beams of two wheels; the air pressure sensor is used for detecting the air pressure value in the air bag; the electromagnetic valve is controlled by the MCU, and the MCU controls and adjusts the left and right pressure values of the electromagnetic valve by receiving a feedback signal input by the inclination angle sensor; the first anti-collision beam, the second anti-collision beam and the third anti-collision beam are C-shaped structures formed by bending rod pieces; a spare tire 21 is fixedly arranged on the front triangular arm, and the spare tire can be detached from the front triangular arm; the first cross beam is connected with the main beam through two parallel connecting rods 22, and the first connecting rods are parallel to the longitudinal beam; the clear water tank is fixedly arranged on the first connecting rods; the second cross beam is connected with the cross rod through two parallel connecting rods 23, the second connecting rods are parallel to the longitudinal beam, and the hot water tank is fixedly mounted on the two second connecting rods.
The chassis adopts a layout structure that a main beam, an auxiliary beam and a cross beam are matched, and can be adjusted back and forth along with the balance weight, so that the descending pressure of the front tractor end is 50-80 kilograms to achieve balance in driving.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (9)
1. A chassis structure of a recreational vehicle comprises a chassis and two wheels (1) arranged on the chassis, wherein the chassis comprises two longitudinal beams (2), the two longitudinal beams have the same length and are parallel to each other, the front ends of the two longitudinal beams are respectively fixedly connected with a front cross beam piece (3), the rear ends of the two longitudinal beams are respectively fixedly connected with a rear cross beam piece (4), the two longitudinal beams, the front cross beam piece and the rear cross beam piece jointly form a rectangular frame structure, and the chassis structure is characterized in that,
the chassis further comprises a main beam (5) and a secondary beam (6), wherein two ends of the main beam are fixedly connected with the two longitudinal beams, two ends of the secondary beam are fixedly connected with the two longitudinal beams, the main beam is close to and parallel to the front cross beam piece, the secondary beam is close to and parallel to the rear cross beam piece, a first cross beam (7) is arranged between the main beam and the front cross beam piece, two ends of the first cross beam are respectively fixedly connected with the two longitudinal beams, the first cross beam is parallel to the main beam, a second cross beam (8) is arranged between the secondary beam and the rear cross beam piece, two ends of the second cross beam are respectively fixedly connected with the two longitudinal beams, the second cross beam is parallel to the secondary beam, the main beam, the first cross beam of the secondary beam and the second cross beam are all I-shaped beams formed by splicing two C-shaped plates together, the longitudinal beams are C-shaped beams in cross section, and a first triangular plate support piece (9) is arranged between the outer side of the front end of the two longitudinal beams and the front cross beam piece, a second set square supporting piece (10) is arranged between the inner sides of the rear ends of the two longitudinal beams and the rear cross beam piece, a cross rod (11) is arranged between the second set square supporting pieces, and the cross rod is parallel to the second cross beam;
a front triangular arm (12) is fixedly arranged on the front cross beam piece, the front end of the front triangular arm is a triangular tip, the front end of the front triangular arm is positioned in front of the front cross beam piece, the rear end of the front triangular arm is fixedly connected with the longitudinal beam, a gas tank (13) is arranged on the front triangular arm and is positioned between the tip end of the front triangular arm and the front cross beam piece, a first anti-collision beam (14) is arranged on the outer side of the front end of the longitudinal beam, one end of the first anti-collision beam is fixedly connected with the outer side of the longitudinal beam, the other end of the first anti-collision beam is fixedly connected with the front cross beam piece, a second anti-collision beam (15) is arranged on the outer side of the rear end of the longitudinal beam, both ends of the second anti-collision beam are fixedly connected with the outer side of the longitudinal beam, the rear cross beam piece is provided with a third anti-collision beam (16), and both ends of the third anti-collision beam are respectively and fixedly connected with the rear cross beam piece;
the device is characterized by further comprising a clean water tank (17), a diesel tank (18), a sewage tank (19) and a hot water tank (20), wherein the clean water tank is fixedly arranged between the first cross beam and the main beam, the diesel tank is fixedly arranged between the main beam and the secondary beam, the sewage tank is fixedly arranged between the secondary beam and the second cross beam, and the hot water tank is fixedly arranged between the second cross beam and the cross rod;
still include two gasbag shock attenuations and independently hang, two gasbag shock attenuations independently hang and correspond with two wheels respectively, and the configuration is independently hung between wheel and car as a house to the gasbag shock attenuation, gasbag shock attenuation independently hangs including gasbag base (24), fixed mounting gasbag (25) and suspension support point (26) on the gasbag base, the car as a house chassis is supported to the upper end of gasbag, last air inlet department installation baroceptor (27) of gasbag, through the solenoid valve intercommunication between the gasbag of two gasbag shock attenuations independently hang, the solenoid valve is adjusted and is distributed the atmospheric pressure value of two gasbags under controlling means's control.
2. The chassis structure of the caravan as claimed in claim 1, wherein the suspension support point is movably connected with the chassis of the caravan, and the air bag base is fixedly mounted on main beams of two wheels.
3. The chassis structure of claim 1, wherein the air pressure sensor is used for detecting the air pressure value in the air bag.
4. The chassis structure of the caravan of claim 1, wherein the solenoid valve is controlled by the MCU, and the MCU controls and adjusts the left and right pressure values of the solenoid valve by receiving a feedback signal inputted from the tilt sensor.
5. The chassis structure of the caravan as claimed in claim 1, wherein the first anti-collision beam, the second anti-collision beam and the third anti-collision beam are all U-shaped structures bent by using rod members.
6. A motor home chassis structure according to claim 1, characterised in that a spare tire (21) is fixedly mounted on the front triangle arm, and the spare tire can be detached from the front triangle arm.
7. The chassis structure of the caravan, as claimed in claim 1, wherein the first cross beam and the main beam are connected by two parallel first connecting rods (22), and the first connecting rods are parallel to the longitudinal beams.
8. The chassis structure of claim 7, wherein the clean water tank is fixedly mounted on one of the two connecting rods.
9. The chassis structure of the caravan as claimed in claim 1, wherein the second cross beam is connected with the cross bar through two parallel second connecting rods (23), the second connecting rods are parallel with the longitudinal beam, and the hot water tank is fixedly mounted on the second connecting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111054975.9A CN113788071A (en) | 2021-09-09 | 2021-09-09 | Chassis structure of motor home |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111054975.9A CN113788071A (en) | 2021-09-09 | 2021-09-09 | Chassis structure of motor home |
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| Publication Number | Publication Date |
|---|---|
| CN113788071A true CN113788071A (en) | 2021-12-14 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111054975.9A Pending CN113788071A (en) | 2021-09-09 | 2021-09-09 | Chassis structure of motor home |
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| CN (1) | CN113788071A (en) |
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| CN107458168A (en) * | 2017-07-28 | 2017-12-12 | 长安大学 | A kind of airsuspension system of light truck Follow-up rear axle |
| CN107554613A (en) * | 2017-09-06 | 2018-01-09 | 芜湖智恒汽车有限公司 | It is a kind of to be adapted to cross-country pull chassis |
| CN109018005A (en) * | 2018-09-19 | 2018-12-18 | 深圳市鑫美幻想工程有限公司 | A kind of visit innervation vehicle of damping chassis and its composition |
| CN109278867A (en) * | 2018-11-15 | 2019-01-29 | 陕西宏象房车科技发展有限公司 | Adjustable length pulls caravan chassis |
| CN212149010U (en) * | 2019-12-10 | 2020-12-15 | 安徽华菱汽车有限公司 | Mining dump truck and chassis frame thereof |
| CN211949643U (en) * | 2019-12-31 | 2020-11-17 | 三一汽车制造有限公司 | Auxiliary beam and concrete pump truck |
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