CN108909843B - Vehicle-mounted large cabin self-adaptive supporting device - Google Patents
Vehicle-mounted large cabin self-adaptive supporting device Download PDFInfo
- Publication number
- CN108909843B CN108909843B CN201810489658.1A CN201810489658A CN108909843B CN 108909843 B CN108909843 B CN 108909843B CN 201810489658 A CN201810489658 A CN 201810489658A CN 108909843 B CN108909843 B CN 108909843B
- Authority
- CN
- China
- Prior art keywords
- cross beam
- self
- base
- vehicle
- cabin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D24/00—Connections between vehicle body and vehicle frame
- B62D24/02—Vehicle body, not intended to move relatively to the vehicle frame, and mounted on vibration absorbing mountings, e.g. rubber pads
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a vehicle-mounted large cabin self-adaptive supporting device which comprises a chassis frame, and a first supporting unit, a second supporting unit and a third supporting unit which are sequentially arranged on the chassis frame, wherein the first supporting unit comprises a front base, an elastic supporting assembly and a front main pin shaft, the second supporting unit comprises a middle base, and the third supporting unit comprises a rear base. The self-adaptive support device for the vehicle-mounted large cabin comprises a chassis frame, and a first support unit, a second support unit and a third support unit which are sequentially arranged on the chassis frame, wherein overload of the cabin in the left and right directions is reduced or eliminated through double shock absorption of two elastic support assemblies and two limiting shock absorption blocks on the first support unit, the front cross beam, the middle cross beam and the rear cross beam can move around respective pin shafts in a self-adaptive manner, so that the cabin damage possibly caused by deformation of the chassis frame is avoided, and the self-adaptive support device is particularly suitable for mounting and fixing the large cabin on a chassis of a heavy cross-country vehicle.
Description
Technical Field
The invention belongs to the technical field of special vehicles, and particularly relates to a self-adaptive support device for a vehicle-mounted large cabin.
Background
At present, the mounting modes of large-scale cabin bodies at home and abroad on a chassis are mainly divided into two types according to mechanical characteristics: one is rigid mounting and the other is non-rigid mounting.
The general rigid mounting mainly adopts the direct connection of an auxiliary frame and a chassis girder, a fixed platform is welded on the auxiliary frame, and then a cabin body is mounted on the fixed platform, such as the mounting mode of a square cabin and a container. The other method is to weld the cabin body bottom plate and the auxiliary frame into a whole, and then connect the auxiliary frame and the chassis frame by using a U-shaped bolt, such as the installation mode of van carriages of large buses and the like on the chassis. In addition, a support is arranged above the chassis frame or a support arm is arranged on the side surface of the chassis frame, and the cabin body is rigidly connected with the support by bolts, which is common on domestic special off-road vehicles.
Heavy cross-country vehicle operational environment is harsh, bears heavy, and is high to cross-country maneuvering ability requirement, adopts the steer axle more, and is great to chassis frame influence under vehicle braking, turn, twist reverse, overload operating mode, and under these special operating modes, chassis frame generally all has certain elastic deformation. The universal rigid connection can eliminate the influence of the deformation of part of chassis frames on the cabin body, but the defects of occupied space and self weight generally exist, and the whole bearing capacity of the special cross-country vehicle is limited.
The non-rigid installation of the large cabin body is different from that of a small vehicle, the rigid installation is mostly adopted in the installation mode of the large cabin body on a chassis frame of a heavy off-road vehicle in China, and the non-rigid connection is rare. The common non-rigid mounting mainly adopts a mode similar to that of vehicle-mounted cabinet mounting, namely a shock absorber is arranged on a chassis frame, and a cabin body is connected with the shock absorber. The impact of deformation of the chassis frame on the cabin body can be eliminated through the shock absorbers, but the number of the shock absorbers required to be arranged is large, the stress of each shock absorber is uneven, the shock absorbers with large partial stress have short service life, the shock absorbers are complex to disassemble and assemble after being damaged, and the defect of poor maintainability is overcome, and the quick maneuvering performance of the special cross-country vehicle is reduced.
Disclosure of Invention
Aiming at the defects or the improvement requirements of the prior art, the invention provides a self-adaptive support device for a vehicle-mounted large cabin, the device aims to overcome the defects of the existing vehicle-mounted large cabin body mounting mode, comprises a chassis frame, and a first supporting unit, a second supporting unit and a third supporting unit which are sequentially arranged on the chassis frame, through the double shock absorption of the two elastic support assemblies and the two limiting shock absorption blocks on the first support unit, the overload of the cabin body in the left and right directions is reduced or eliminated, the front cross beam, the middle cross beam and the rear cross beam can move around respective pin shafts in a self-adaptive manner, the damage of the cabin body possibly caused by the deformation of a chassis frame is avoided, the reliable fixation of the large cabin body on the chassis of the heavy off-road vehicle is realized, and the cabin body is ensured to have good environmental adaptability, the number of the shock absorbers (devices) is reduced through lightweight design, and the bearing capacity, the maneuverability and the maintainability of the whole vehicle are improved.
In order to achieve the purpose, the invention provides 1. a vehicle-mounted large cabin self-adaptive supporting device which is characterized by comprising a chassis frame, a first supporting unit, a second supporting unit and a third supporting unit, wherein the first supporting unit, the second supporting unit and the third supporting unit are sequentially arranged on the chassis frame;
the first supporting unit comprises a front base, an elastic supporting component and a front main hinge pin, the front base is of a thin-walled cavity structure shaped like a Chinese character 'ji', an inclined plane is arranged at a corner at the top of the thin-walled cavity structure shaped like the Chinese character 'ji', a limiting damping block and a fixing frame are arranged on the inclined plane, a square slotted hole is formed in the inner side of the fixing frame and used for fixing the limiting damping block, platforms for mounting the elastic supporting component are arranged at the bottoms of two sides of the thin-walled cavity structure shaped like the Chinese character 'ji', and the elastic supporting component is mounted on the platforms;
the second supporting unit comprises a middle base, the bottom of the middle base is provided with a through hole mounted on the chassis frame and is connected with the middle base through a bolt, the third supporting unit comprises a rear base, the front and the rear of the bottom of the rear base are provided with through holes mounted on the chassis frame and are connected with the rear base through bolts, and the rear base is mounted on the chassis frame and is self-adaptively supported by the first supporting unit, the second supporting unit and the third supporting unit.
Further, the elastic support assembly comprises an elastic support body, an upper mounting seat, a lower mounting seat, an upper pin shaft and a lower pin shaft, a screw hole is formed in the upper mounting seat, the elastic support assembly is convenient to disassemble and assemble, a through hole is formed in the lower mounting seat and connected with the front base through a bolt, and the elastic support body is connected with the upper mounting seat through the pin shaft and connected with the lower mounting seat through the lower pin shaft.
Furthermore, the first supporting unit comprises a front cross beam which is of a middle thin-wall cavity structure, and a mounting pin hole matched with the front main pin shaft is formed in the middle of the front cross beam so as to be matched with a pin hole of the front base to form a hinge structure.
Furthermore, through holes which are in butt joint with the cabin body are formed in two sides of the upper portion of the front cross beam, and the front cross beam is rigidly connected with the bottom of the cabin body through bolts.
Furthermore, the first supporting unit comprises a limiting pin shaft, limiting pin holes for installing the limiting pin shaft are formed in two sides of the front cross beam, and the position of each limiting pin hole is matched with the position of the corresponding limiting damping block.
Furthermore, the second supporting unit comprises a middle pin shaft, the middle base is of an n-shaped thin-wall cavity structure, and a round pin hole connected with two side walls and used for mounting the middle pin shaft is formed in the middle of the middle base.
Furthermore, the second supporting unit comprises a middle cross beam, the middle cross beam is of a middle thin-wall cavity structure, and the upper part of the middle cross beam is provided with a mounting hole of the middle pin shaft.
Furthermore, through holes connected with the cabin body mounting interfaces are formed in two sides of the middle cross beam and are rigidly connected with the bottom of the cabin body through bolts, reinforcing ribs are arranged on the front inner side wall and the rear inner side wall of the middle cross beam, and lightening holes are formed in the bottom of the middle cross beam.
Furthermore, the third supporting unit comprises a rear shaft pin, the main body of the cross section of the rear base is of a dish-shaped thin-wall cavity structure, and hinge pin holes for mounting the rear shaft pin are respectively formed in two sides of the top of the rear base.
Furthermore, the third supporting unit comprises a rear cross beam which is of a thin-wall cavity structure, and support lugs of rear pin shaft mounting pin holes are symmetrically arranged on two sides of the bottom of the rear cross beam.
In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:
(1) the self-adaptive support device for the vehicle-mounted large cabin comprises a chassis frame, and a first support unit, a second support unit and a third support unit which are sequentially arranged on the chassis frame, wherein overload of the cabin in the left and right directions is reduced or eliminated through double shock absorption of two elastic support assemblies and two limiting shock absorption blocks on the first support unit, the front cross beam, the middle cross beam and the rear cross beam can move around respective pin shafts in a self-adaptive manner, so that the cabin damage possibly caused by deformation of the chassis frame is avoided, and the self-adaptive support device is particularly suitable for mounting and fixing the large cabin on a chassis of a heavy cross-country vehicle.
(2) According to the vehicle-mounted large cabin self-adaptive supporting device, the double damping mode of the pair of elastic supports and the two limiting damping blocks is adopted at the front end, the self-adaptive capacity is higher than that of a single damping effect, the force is distributed, the service lives of the damper and the damping cushion block are longer, the reliability is improved, the self-adaptive adaptability is high, and the vehicle-mounted large cabin self-adaptive supporting device can adapt to severe working conditions.
(3) The vehicle-mounted large cabin self-adaptive supporting device adopts a thin-wall cavity structural design, has a compact structure and light weight, adopts a modular design, is convenient for overhaul of a vehicle because each component is connected by a screw connection or a detachable pin shaft and is also connected with the cabin in a modular screw connection, and has certain advantages in production, processing and installation.
(4) According to the vehicle-mounted large cabin self-adaptive supporting device, the number of the second supporting units can be increased or decreased according to the length size of the cabin, and the limiting and damping structures which are the same as those of the first supporting units can be arranged in the second supporting units in an extensible mode, so that the extension is facilitated.
(5) According to the vehicle-mounted large cabin self-adaptive supporting device, the number of the damping devices is small, the maintenance port is reserved on the front cross beam, the two limiting pin shafts are convenient to disassemble, the limiting damping blocks are convenient to disassemble, maintain and replace, and the operation is convenient and fast. The elastic support is installed in a threaded manner, exposed installation is achieved, and maintainability is better.
(6) According to the vehicle-mounted large cabin self-adaptive supporting device, a certain safety gap is reserved between the front base and the front cross beam and between the middle base and the inner side wall of the middle cross beam, and the vehicle-mounted large cabin self-adaptive supporting device can move forwards and backwards. When the chassis frame of the vehicle deforms due to cross country, the front cross beam, the middle cross beam and the rear cross beam can move around the pin shaft in a self-adaptive manner, and the cabin body is not easy to damage in a vehicle-mounted cross country environment.
Drawings
Fig. 1 is a schematic general structural diagram of an adaptive support device for a large vehicle-mounted cabin according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a top portion of a first supporting unit of the vehicle-mounted large cabin self-adaptive supporting device according to the embodiment of the invention;
fig. 3 is an exploded view of various components of a first supporting unit of the self-adaptive supporting device for a large vehicle-mounted cabin according to the embodiment of the invention;
FIG. 4 is a transverse sectional view of the first support unit of the self-adaptive support device for the large cabin according to the embodiment of the invention;
FIG. 5 is a longitudinal sectional view of a first supporting unit of the self-adaptive supporting device for a large vehicle-mounted cabin according to the embodiment of the invention;
fig. 6 is a schematic structural view of a front cross beam in a first support unit of the vehicle-mounted large cabin self-adaptive support device according to the embodiment of the invention;
FIG. 7 is a schematic view of the bottom installation of a second supporting unit of the adaptive supporting device for the large vehicle-mounted cabin according to the embodiment of the invention;
fig. 8 is an exploded view of components of a second supporting unit of the self-adaptive supporting device for a large vehicle-mounted cabin according to the embodiment of the invention;
FIG. 9 is a transverse sectional view of the second supporting unit of the self-adaptive supporting device for the large cabin according to the embodiment of the invention;
FIG. 10 is a longitudinal sectional view of the second supporting unit of the self-adaptive supporting device for the large cabin according to the embodiment of the invention;
FIG. 11 is a schematic top view of a third supporting unit of the adaptive supporting apparatus for a large cabin according to the embodiment of the present invention;
fig. 12 is an exploded view of the components of the third supporting unit of the self-adaptive supporting device for a large vehicle-mounted cabin according to the embodiment of the invention;
FIG. 13 is a transverse sectional view of the third support unit of the adaptive support device for the large cabin according to the embodiment of the present invention;
FIG. 14 is a longitudinal sectional view of a third support unit of the adaptive support device for a large vehicle-mounted cabin according to the embodiment of the invention;
fig. 15 is a schematic structural view of a rear cross beam in a third supporting unit of the adaptive supporting device for the large vehicle-mounted cabin according to the embodiment of the invention.
In all the figures, the same reference numerals denote the same features, in particular: 1-a first supporting unit, 11-a front base, 111-a fixed frame, 12-a front cross beam, 13-an elastic supporting assembly, 131-an elastic supporting body, 132-an upper mounting seat, 133-a lower mounting seat, 134-an upper pin shaft, 135-a lower pin shaft, 14-a limiting shock absorption block, 15-a front main pin shaft, 16-a baffle, 17-a limiting pin shaft, 18-a baffle, 2-a second supporting unit, 21-a middle base, 22-a middle cross beam, 23-a middle pin shaft, 24-a baffle, 3-a third supporting unit, 31-a rear base, 32-a rear cross beam, 33-a rear pin shaft, 34-a baffle, 4-a chassis frame and 5-a cabin body.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 15, an embodiment of the invention provides an adaptive support device for a large vehicle-mounted cabin, which includes a first support unit 1, a second support unit 2, a third support unit 3, and a chassis frame 4. As shown in fig. 1, the first support unit 1, the second support unit 2 and the third support unit 3 are sequentially mounted on a chassis frame 4, and platforms at both sides of the upper portion of the first support unit are used for mounting a cabin 5.
As shown in fig. 2 and 3, the first supporting unit 1 mainly includes a front base 11, a front cross beam 12, two elastic supporting components 13, two limiting shock-absorbing blocks 14, a front main pin shaft 15, a baffle 16, two limiting pin shafts 17, a baffle 18, and the like. The main structure of the front base 11 shown in fig. 3 is a thin-walled hollow structure shaped like a Chinese character 'ji', a round pin hole of a front main pin shaft 15 connected with two side walls is arranged in the middle, an inclined plane is arranged at a corner of the top shaped like a Chinese character 'ji', a fixing frame 111 for fixing a limiting damping block 14 is arranged on the inclined plane, and a square groove hole is arranged on the inner side of the fixing frame 111 and used for mounting the limiting damping block 14. The bottom of the two sides of the shape like the Chinese character 'ji' is provided with a platform for installing the elastic supporting component 13, and the elastic supporting component 13 is installed above the platform by bolts. As shown in fig. 4 and 5, a through hole for attaching the front base 11 to the chassis frame 4 is provided in the bottom of the front base 11, and the front base 11 is attached to the chassis frame 4 by a bolt. The front base 11 is arranged in a shape like a Chinese character 'ji', so that the installation and the passing of chassis components or cables and oil pipes are convenient.
As shown in fig. 6, the front cross beam 12 is a thin-walled hollow structure, and the middle portion is provided with a front king pin 15 mounting pin hole, and the front king pin 15 mounting pin hole is matched with the pin hole of the front base 11 for use to form a hinge structure, so that the front cross beam 12 can rotate around the front king pin 15 relative to the front base 11. The middle part is provided with limit pin holes for installing limit pin shafts 17 by two sides, the positions of the limit pin holes are matched with the positions of the limit shock absorption blocks 14 on the front base 11, and the upper parts of the corresponding front cross beams 12 are provided with square maintenance ports, so that the limit shock absorption blocks 14 can be conveniently installed and detached. Two side surfaces of the front cross beam 12 are provided with 4 hollow round tubes for reinforcing the two side surfaces of the front cross beam 12. Through holes for installing interfaces with the cabin body 5 are arranged on two sides of the upper part of the front cross beam 12 and are rigidly connected with the bottom of the cabin body 5 through bolts. The upper part of the front cross beam 12 is symmetrically provided with two mounting interfaces of the elastic support assembly 13, and the elastic support assembly 13 is fixed on the front cross beam 12 through bolts. The front inner side wall and the rear inner side wall of the front cross beam 12 are provided with reinforcing ribs, and weight reduction square holes are formed in the bottom of the front cross beam, so that the elastic supporting component 13 can be conveniently mounted and dismounted, and the use condition of the elastic supporting component 13 can be conveniently observed.
The elastic support assembly 13 shown in fig. 3 and 4 includes an elastic support body 131, an upper mounting seat 132, a lower mounting seat 133, an upper pin shaft 134, and a lower pin shaft 135. Go up mount pad 132 and pass through bolted connection with front beam 12 inner wall upper portion, go up and directly set up to the screw on mount pad 132, be convenient for the installation, the maintenance and the dismouting of elastic support subassembly 13. The lower mounting base 133 is provided with a through hole, and is connected with the front base 11 through a bolt and a nut. The elastic support body 131 is connected to the upper mounting seat 132 by an upper pin 134, and is connected to the lower mounting seat 133 by a lower pin 135. The installed elastic support body 131 is a structure in which a spring is arranged, and has a shock-absorbing function.
The limiting and damping block 14 shown in fig. 3 and 4 is made of rubber and has a certain damping function.
In the embodiment shown in fig. 7 and 8, the second supporting unit 2 mainly includes a middle base 21, a middle cross beam 22, a middle pin 23 and a baffle 24.
The main structure of the middle base 21 is an n-shaped thin-wall cavity structure, the middle of the middle base is provided with a round pin hole connected with two side walls and provided with a middle pin shaft 23, the bottom of the middle base 21 is provided with a through hole mounted with the chassis frame 4, and the middle base 21 is mounted on the chassis frame 4 through bolts. The middle base 21 is arranged in an n shape, so that the installation and the passing of chassis components or cables and oil pipes are facilitated.
As shown in fig. 8, the middle cross beam 22 is a middle thin-walled cavity structure, and a middle pin 23 is provided at the middle upper portion to install a pin hole, and is used in match with the pin hole of the middle base 21 to form a hinge structure, so that the middle cross beam 22 can rotate around the middle pin 23 relative to the middle base 21. Two sides of the hollow cabin of the middle cross beam 22 are provided with 2 hollow round tubes for reinforcing the two sides of the middle cross beam 22. As shown in FIG. 8, through holes for connecting the upper part of the middle cross beam 22 with the cabin 5 are provided at both sides, and are rigidly connected with the bottom of the cabin 5 through bolts. The front inner side wall and the rear inner side wall of the middle cross beam 22 are provided with reinforcing ribs, and the bottom of the middle cross beam is provided with lightening holes.
In the embodiment shown in fig. 11 and 12, the third supporting unit 3 mainly includes a rear base 31, a rear cross member 32, two rear pins 33, and two baffles 34.
The main body of the cross section of the rear base 31 is of a dish-shaped thin-wall cavity structure, and two hinge pin holes for mounting the two rear pin shafts 33 are respectively arranged on two sides of the top of the rear base. As shown in fig. 13 and 14, through holes are provided in the bottom of the rear base 31 at the front and rear sides thereof to be attached to the chassis frame 4, and the rear base is attached to the chassis frame 4 by bolts.
As shown in fig. 13 and fig. 15, the main body of the rear cross member 32 is a thin-walled hollow structure, and two sides of the bottom of the main body are symmetrically provided with lugs for mounting pin holes of the rear pins 33, and the lugs are matched with the pin holes of the rear base 31 to form a hinge structure, so that the rear cross member 32 can rotate around the rear pins 33 relative to the rear base 31. Two sides of the empty cabin of the rear cross beam 32 are provided with 5 hollow round tubes for reinforcing the two sides of the rear cross beam 32. The front and rear outer side walls of the rear cross beam 32 are provided with reinforcing ribs, and weight-reducing square holes are formed in the top and the bottom.
In the embodiment shown in fig. 5 and 10, a certain safety gap is formed between the inner side walls of the cross sections of the front base 11 and the front cross beam 12, and a certain safety gap is formed between the inner side walls of the cross sections of the middle base 21 and the middle cross beam 22, so that when the cross-country vehicle chassis deforms, the front cross beam 12 and the middle cross beam 22 can move forward and backward to a certain extent, and overload of the cabin in the forward and backward directions is reduced or eliminated. The front cross beam 12 can rotate around a front main pin shaft 15 relative to the front base 11, the middle cross beam 22 can rotate around a middle pin shaft 23 relative to the middle base 21, and the overload of the cabin body 5 in the left and right directions is reduced or eliminated through double shock absorption of the two elastic supporting components 13 and the two limiting shock absorption blocks 14 on the first supporting unit 1. The cabin 5 is prevented from being damaged due to the deformation of the chassis frame 4.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A self-adaptive supporting device for a vehicle-mounted large cabin body is characterized by comprising a chassis frame, a first supporting unit, a second supporting unit and a third supporting unit, wherein the first supporting unit, the second supporting unit and the third supporting unit are sequentially arranged on the chassis frame;
the first supporting unit comprises a front base, an elastic supporting component and a front main hinge pin, the front base is of a thin-walled cavity structure shaped like a Chinese character 'ji', an inclined plane is arranged at a corner at the top of the thin-walled cavity structure shaped like the Chinese character 'ji', a limiting damping block and a fixing frame are arranged on the inclined plane, a square slotted hole is formed in the inner side of the fixing frame and used for fixing the limiting damping block, platforms for mounting the elastic supporting component are arranged at the bottoms of two sides of the thin-walled cavity structure shaped like the Chinese character 'ji', and the elastic supporting component is mounted on the platforms;
the second supporting unit comprises a middle base, the bottom of the middle base is provided with a through hole mounted on the chassis frame and is connected with the middle base through a bolt, the third supporting unit comprises a rear base, the front and the rear of the bottom of the rear base are provided with through holes mounted on the chassis frame and are connected with the rear base through bolts, and the rear base is mounted on the chassis frame and is self-adaptively supported by the first supporting unit, the second supporting unit and the third supporting unit.
2. The self-adaptive support device for the vehicle-mounted large cabin according to claim 1, wherein the elastic support assembly comprises an elastic support body, an upper mounting seat, a lower mounting seat, an upper pin shaft and a lower pin shaft, a screw hole is formed in the upper mounting seat, so that the elastic support assembly can be conveniently disassembled and assembled, a through hole is formed in the lower mounting seat and connected with the front base through a bolt, and the elastic support body is connected with the upper mounting seat through the pin shaft and connected with the lower mounting seat through the lower pin shaft.
3. The self-adaptive support device for the vehicle-mounted large cabin according to claim 1, wherein the first support unit comprises a front cross beam, the front cross beam is of a middle thin-wall cavity structure, and a mounting pin hole matched with the front main pin shaft is formed in the middle of the front cross beam so as to be matched with a pin hole of a front base to form a hinge structure.
4. The self-adaptive support device for the large vehicle-mounted cabin according to claim 3, wherein through holes butted with the cabin are formed in two sides of the upper part of the front cross beam, and the front cross beam is rigidly connected with the bottom of the cabin through bolts.
5. The self-adaptive support device for the vehicle-mounted large cabin according to claim 3 or 4, wherein the first support unit comprises a limit pin shaft, limit pin holes for mounting the limit pin shaft are formed in two sides of the front cross beam, and the position of each limit pin hole is matched with the position of the limit shock absorption block.
6. The self-adaptive support device for the vehicle-mounted large cabin according to claim 1, wherein the second support unit comprises a middle pin shaft, the middle base is of an n-shaped thin-walled cavity structure, and a round pin hole connected with two side walls and used for mounting the middle pin shaft is formed in the middle of the middle base.
7. The self-adaptive support device for the vehicle-mounted large cabin according to claim 6, wherein the second support unit comprises a middle cross beam, the middle cross beam is of a middle thin-wall cavity structure, and the upper part of the middle cross beam is provided with a mounting hole of the middle pin shaft.
8. The self-adaptive support device for the large vehicle-mounted cabin according to claim 7, wherein through holes for connecting with the installation interface of the cabin are formed in two sides of the middle cross beam and are rigidly connected with the bottom of the cabin through bolts, reinforcing ribs are arranged on the front inner side wall and the rear inner side wall of the middle cross beam, and lightening holes are formed in the bottom of the middle cross beam.
9. The self-adaptive support device for the large vehicle-mounted cabin according to claim 1, wherein the third support unit comprises a rear shaft pin, the main cross-section body of the rear base is of a dish-shaped thin-walled cavity structure, and hinge pin holes for mounting the rear shaft pin are respectively formed in two sides of the top of the rear base.
10. The self-adaptive support device for the large vehicle-mounted cabin according to claim 1 or 9, wherein the third support unit comprises a rear cross beam, the rear cross beam is of a thin-wall cavity structure, and lugs of rear pin shaft mounting pin holes are symmetrically arranged on two sides of the bottom of the rear cross beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810489658.1A CN108909843B (en) | 2018-05-21 | 2018-05-21 | Vehicle-mounted large cabin self-adaptive supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810489658.1A CN108909843B (en) | 2018-05-21 | 2018-05-21 | Vehicle-mounted large cabin self-adaptive supporting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108909843A CN108909843A (en) | 2018-11-30 |
| CN108909843B true CN108909843B (en) | 2020-05-22 |
Family
ID=64404509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810489658.1A Active CN108909843B (en) | 2018-05-21 | 2018-05-21 | Vehicle-mounted large cabin self-adaptive supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108909843B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618756B (en) * | 2020-05-14 | 2021-08-13 | 湖北三江航天万峰科技发展有限公司 | Large cabin simulation chassis butt joint device and method |
| CN113895881B (en) * | 2021-09-26 | 2024-04-26 | 上海机器人产业技术研究院有限公司 | Wind-powered electricity generation blade web transfer device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62163874A (en) * | 1986-01-10 | 1987-07-20 | Nissan Motor Co Ltd | Body mount structure of truck |
| JPH07267131A (en) * | 1994-03-31 | 1995-10-17 | Mazda Motor Corp | Vibration reducing structure of car body having chassis |
| CN102069851B (en) * | 2010-12-31 | 2012-09-05 | 东莞市永强汽车制造有限公司 | Elastic connecting seat for connecting carriage and auxiliary frame |
| CN203974956U (en) * | 2014-07-29 | 2014-12-03 | 福建常春专用车制造有限公司 | A kind of longitudinal carrier flexibly connecting for compartment and chassis |
-
2018
- 2018-05-21 CN CN201810489658.1A patent/CN108909843B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108909843A (en) | 2018-11-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109436095B (en) | Modularized electric driving running unit and multi-shaft running unit | |
| CN204527327U (en) | There is the crossbeam assembly of gas storage function | |
| CN108909843B (en) | Vehicle-mounted large cabin self-adaptive supporting device | |
| CN1970329A (en) | Vehicle body frame for a utility vehicle | |
| CN103895709A (en) | Vehicle body frame of utility vehicle | |
| CN201597405U (en) | Double-rocker independent suspension system | |
| CN107471944B (en) | Integrated mounting bracket for modular independent suspension and bridge | |
| CN1994803A (en) | A vehicle rear construction | |
| CN212332775U (en) | Frame cross beam assembly integrating air cylinder and suspension leaf spring support and mounting structure thereof | |
| CN110155178B (en) | Full frame type electric vehicle suspension system | |
| CN103085879B (en) | Engineering truck frame assembly and engineering truck thereof | |
| CN112429089B (en) | Highly integrated explosion impact prevention frame structure, integrated system and installation method thereof | |
| CN108725587B (en) | Frame front end extension beam bracket | |
| CN114228421A (en) | Independent suspension connection supporting structure of multi-shaft heavy-load hybrid power chassis | |
| CN202624329U (en) | Fixing support for steering engine of middle/heavy duty car | |
| CN201249656Y (en) | Rear suspension structure for engine | |
| CN219806873U (en) | Front auxiliary frame assembly arranged inside frame | |
| CN218021819U (en) | Possesses frame and cross country vehicle that helps hoe mechanism | |
| CN221023906U (en) | Cab lifting device | |
| CN211001554U (en) | Special frame for medium-sized snow sweeper | |
| CN221023857U (en) | Retarder cross beam with auxiliary support for light integrated power assembly | |
| CN219231415U (en) | Car body combined framework | |
| CN107351917B (en) | Front auxiliary frame structure | |
| CN213622948U (en) | Balanced suspension support and mobile crane | |
| CN220905133U (en) | Plate spring beam mounting structure of rear floor and vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |