CN107351756A - Full aluminium caravan chassis system - Google Patents
Full aluminium caravan chassis system Download PDFInfo
- Publication number
- CN107351756A CN107351756A CN201710728929.XA CN201710728929A CN107351756A CN 107351756 A CN107351756 A CN 107351756A CN 201710728929 A CN201710728929 A CN 201710728929A CN 107351756 A CN107351756 A CN 107351756A
- Authority
- CN
- China
- Prior art keywords
- frame
- aluminium
- connecting lever
- carrier frame
- crossbeam
- 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.)
- Pending
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
- B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
- B60G13/08—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention discloses a kind of full aluminium caravan chassis system, including all aluminium alloy chassis frame and the suspension arrangement for being connected to all aluminium alloy chassis frame both sides;The all aluminium alloy chassis frame includes A type frame and the carrier frame being sequentially connected;Extend longeron from A type frame top to carrier frame direction;The longeron extends to the afterbody of carrier frame, is linked together with carrier frame;The top of the A type frame is connected with towing hook;One of side framework of the A type frame is fixedly connected with rotatable supporting leg;The supporting leg top is provided with handle.Originally the structure of full aluminium caravan chassis system is simple, low manufacture cost;Compared with steel construction caravan chassis compare, quality is lighter;All connecting portions using riveting, avoid full aluminum chassis frame deformation caused by welding easily.
Description
Technical field
The present invention relates to vehicle chassis technology field, more particularly to a kind of caravan chassis system.
Background technology
At present, existing caravan chassis structure, is assembled by trailer connector, directive wheel, vehicle frame and suspension,
Carry the weight of caravan.
Vehicle frame is welded by A shapes frame and underframe, and A shapes frame and underframe use steel profile welding fabrication, then through overheat
Soak zinc processing;Underframe is formed by least two longerons and at least two beam weldings.Trailer connector be used for connect tractor and
Caravan;Directive wheel is used for short-distance movement caravan;The effect of supporting leg is that caravan balance is maintained after caravan is parked.
The vehicle frame and suspension on existing caravan chassis have as a drawback that:(1) manufacturing process is complicated, and cost is high;(2)
Many places welding easily causes frame deformation;(3) heat dip zinc treating easily causes frame deformation;Weight is too heavy;(4) chassis and suspension arrangement
It is big for steel, own wt.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of full aluminium caravan chassis system.
A kind of full aluminium caravan chassis system, including all aluminium alloy chassis frame and it is connected to all aluminium alloy chassis frame both sides
Suspension arrangement;The all aluminium alloy chassis frame includes A type frame and the carrier frame being sequentially connected;From A type frame top the bottom of to
Extend longeron in disk framework direction;The longeron extends to the afterbody of carrier frame, is linked together with carrier frame.
Full aluminium caravan chassis system of the present invention, wherein, the top of the A type frame is connected with towing hook;The A type frame
One of side framework be fixedly connected with rotatable supporting leg;When in caravan motion process, the supporting leg rotates 90
Degree, is close proximity to A type frame;When caravan stops, the supporting leg supports bottom surface;The supporting leg top is provided with handle.
Full aluminium caravan chassis system of the present invention, wherein, the suspension arrangement includes the hydraulic damping being connected with each other
Device and suspension connecting lever;The front end of the suspension connecting lever and the first crossbeam of carrier frame are hinged;Hang rear end and the hydraulic pressure of connecting lever
The front end of damper is hinged;The rear end of hydraulic damper and the 3rd crossbeam of carrier frame are hinged.
Full aluminium caravan chassis system of the present invention, wherein, the wheel supporting short axle of wheel is fixed with suspension arrangement to be connected
Connect;Wheel is built with drum brake;The drum brake connects control system by wire, is braked by electric signal
Control;Drum brake includes brake-shoe, friction facing and the brake drum being arranged in order from inside to outside, and the quantity of brake-shoe is 2
Individual, both ends are connected by wheel cylinder with push rod respectively;During skidding, the piston of wheel cylinder promotes brake-shoe, and then pushes away
Dynamic friction liner moves out so that the inner surface of friction facing and brake drum rubs, and completes retarding braking.
Full aluminium caravan chassis system of the present invention, wherein, A type frame crossbeams are provided with the A type frame;In the longeron
Part between A type frame top and A type frame crossbeams is steel pipe;It is located at A type frame crossbeam and carrier frame tail in the longeron
Part between portion is aluminium beam;The steel pipe is fixed together by steel plate and A type frame crossbeams.
Full aluminium caravan chassis system of the present invention, wherein, by rivet interlacement one between the steel pipe and steel plate
Rise;The aluminium beam is fixed together by aluminium sheet and A type frame crossbeams;Pass through between the steel plate, A type frame crossbeam and aluminium sheet
Rivet interlacement is together;The aluminium sheet and aluminium beam by rivet interlacement together with;The side framework and carrier frame of the A type frame
Side framework be integral type structure;The side framework of the A type frame extends to form extension forward along top;The extension
Steel pipe is encased, and by rivet together with fastener for connection.
Full aluminium caravan chassis system of the present invention, wherein, it is fixedly connected in the middle part of the suspension connecting lever under spring
End;The upper end of the spring is fixedly connected with carrier frame;The suspension connecting lever is parallel to each other by two and isometric connecting lever group
Into being respectively outside connecting lever and inner side connecting lever;Two pipes are fixed between two connecting levers.
Full aluminium caravan chassis system of the present invention, wherein, one of them of the pipe is in suspension connecting lever
Portion, and outwards passed from outside connecting lever, it is connected with the axle portion of wheel;The upper surface at the middle part of described two connecting levers is fixed with " L "
Type aluminum corner brace;The lower end of the spring is fixedly connected with the upper surface of " L " type aluminum corner brace.
Full aluminium caravan chassis system of the present invention, wherein, the quantity of hydraulic damper is 2, one of hydraulic pressure
The tie point of damper and suspension connecting lever is between outside connecting lever and inner side connecting lever;Another hydraulic damper and suspension connecting lever
Tie point be located at inner side connecting lever remote wheel side;The upper end of the spring and the link position of carrier frame are located at bottom
The second cross beam of disk framework and the junction of carrier frame.
Full aluminium caravan chassis system of the present invention, wherein, the aluminium beam is segmentation structure;The carrier frame
Front end frame and trailing end frame, first crossbeam, second cross beam, the 3rd crossbeam and segmented aluminium beam pass through rivet interlacement;First
Crossbeam, second cross beam, the 3rd crossbeam and carrier frame side framework between junction pass through rivet interlacement;Carrier frame
Side framework and the front end frame and trailing end frame of carrier frame pass through rivet interlacement.
Compared with the existing technology, it protrudes effect and is the present invention:
(1) originally full aluminium caravan chassis system is simple in construction, low manufacture cost;Compared with steel construction caravan chassis compare,
Quality is lighter.
(2) all connecting portions avoid full aluminum chassis frame deformation caused by welding easily using riveting.
(3) chassis design based on all aluminium alloy, in order to ensure the security and stability on chassis, by many experiments preferably
Go out, traction longeron uses elongated design, is a segmented section bar from towing point to chassis afterbody.
(4) structure design of suspension arrangement is based on the demand of pull type caravan, the connection of wheel axle portion and suspension connecting lever
Middle part, it is most short with helical spring distance so that the performance of suspension arrangement is more stable.
Explanation and specific embodiment are described further to the full aluminium caravan chassis system of the present invention below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the top view of full aluminium caravan chassis system;
Fig. 2 is the schematic diagram of full aluminium caravan chassis system;
The schematic diagram of Fig. 3 connecting portions between the suspension arrangement and wheel of full aluminium caravan chassis system;
Fig. 4 is the schematic diagram of the suspension arrangement of full aluminium caravan chassis system;
Fig. 5 is the overall schematic of full aluminium caravan chassis system;
Fig. 6 is the schematic diagram of the drum brake of full aluminium caravan chassis system.
Embodiment
As shown in figures 1 to 6, full aluminium caravan chassis system, including all aluminium alloy chassis frame 1 and it is connected to all aluminium alloy bottom
The suspension arrangement 2 of the both sides of jiggering frame 1;All aluminium alloy chassis frame 1 includes A type frame 11 and the carrier frame 12 being sequentially connected;From A
Extend longeron 13 to the direction of carrier frame 12 in the top of type frame 11;Longeron 13 extends to the afterbody of carrier frame 12, with chassis frame
Frame 12 links together.
The top of A type frame 11 is connected with towing hook 3;Towing hook 3 is fixedly connected by running through the bolt of the extension up and down, spiral shell
Do soldering in the position that bolt is in contact with extension.
One of side framework of the A type frame 11 is fixedly connected with rotatable supporting leg 4;When caravan motion process
In, the supporting leg 4 is rotated by 90 °, and is close proximity to A type frame 11;When caravan stops, the supporting leg 4 supports bottom surface;The branch
The top of support leg 4 is provided with handle.
Suspension arrangement 2 includes the hydraulic damper 21 being connected with each other and suspension connecting lever 22;The front end of the suspension connecting lever 22
It is be hinged with the first crossbeam 23 of carrier frame 12;The rear end and the front end of hydraulic damper 21 for hanging connecting lever 22 are hinged;Hydraulic pressure hinders
The rear end of Buddhist nun's device 21 is be hinged with the 3rd crossbeam 25 of carrier frame 12.
The wheel supporting short axle of wheel 5 is fixedly connected with suspension arrangement;Wheel 5 is built with drum brake;The drum-type
Brake connects control system by wire, and control for brake is carried out by electric signal;Drum brake is included from inside to outside successively
Brake-shoe 53, friction facing 54 and the brake drum 56 of arrangement, the quantity of brake-shoe 53 is 2, and both ends pass through wheel cylinder respectively
52 and push rod 55 connect;During skidding, the piston 51 of wheel cylinder 52 promotes brake-shoe 53, so promote friction facing 54 to
Outer motion so that the inner surface of friction facing 54 and brake drum 56 rubs, and completes retarding braking.
A type frame crossbeam 14 is provided with A type frame 11;In the longeron 13 between A type frame top and A type frame crossbeam 14
Part is steel pipe;Part in the longeron 13 between A type frame crossbeam 14 and the afterbody of carrier frame 12 is aluminium beam;The steel
Pipe is fixed together by steel plate with A type frame crossbeam 14.Steel pipe between steel plate by rivet interlacement together with;The aluminium
Beam is fixed together by aluminium sheet and A type frame crossbeam 14;Pass through rivet between the steel plate, A type frame crossbeam 14 and aluminium sheet
Link together;The aluminium sheet and aluminium beam by rivet interlacement together with;The side framework and carrier frame 12 of the A type frame 11
Side framework be integral type structure;The side framework of the A type frame 11 extends to form extension forward along top;The extension
Portion encases steel pipe, and by rivet together with fastener for connection.
The middle part of suspension connecting lever 22 is fixedly connected with the lower end of spring 26;The upper end of the spring 26 is fixed with carrier frame 12
Connection;The suspension connecting lever 22 is parallel to each other by two and isometric connecting lever forms, and is respectively outside connecting lever and inner side connecting lever;Two
Two pipes 27 are fixed between individual connecting lever.
One of them of pipe 27 outwards passes, the axle with wheel positioned at the middle part of suspension connecting lever 22 from outside connecting lever
Portion is connected;The upper surface at the middle part of described two connecting levers is fixed with " L " type aluminum corner brace 28;The lower end of the spring 26 and " L " type angle
The upper surface of aluminium 28 is fixedly connected.
The quantity of hydraulic damper 21 is 2, and one of hydraulic damper 21 is located at hanging the tie point of connecting lever 22
Between outside connecting lever and inner side connecting lever;Another hydraulic damper 21 is located at the remote of inner side connecting lever with hanging the tie point of connecting lever 22
From the side of wheel;The upper end of the spring 26 is located at the second cross beam 24 of carrier frame 12 with the link position of carrier frame 12
With the junction of carrier frame 12.
Aluminium beam is segmentation structure;Front end frame and trailing end frame, the first crossbeam 23, second of the carrier frame 12 are horizontal
Beam 24, the 3rd crossbeam 25 pass through rivet interlacement with segmented aluminium beam;First crossbeam 23, second cross beam 24, the 3rd crossbeam 25 with
Junction between the side framework of carrier frame 2 passes through rivet interlacement;The side framework and carrier frame of carrier frame 12
12 front end frame and trailing end frame passes through rivet interlacement.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, it all should fall into the protection domain of claims of the present invention determination.
Claims (10)
- A kind of 1. full aluminium caravan chassis system, it is characterised in that:Including all aluminium alloy chassis frame (1) and it is connected to all aluminium alloy The suspension arrangement (2) of chassis frame (1) both sides;The all aluminium alloy chassis frame (1) include the A type frame (11) that is sequentially connected and Carrier frame (12);Extend longeron (13) from A type frame (11) top to carrier frame (12) direction;Longeron (13) extension To the afterbody of carrier frame (12), linked together with carrier frame (12).
- 2. full aluminium caravan chassis system according to claim 1, it is characterised in that:The top connection of the A type frame (11) There is towing hook (3);One of side framework of the A type frame (11) is fixedly connected with rotatable supporting leg (4);When caravan is transported During dynamic, the supporting leg (4) is rotated by 90 °, and is close proximity to A type frame (11);When caravan stops, supporting leg (4) support Bottom surface;Supporting leg (4) top is provided with handle.
- 3. full aluminium caravan chassis system according to claim 2, it is characterised in that:The suspension arrangement (2) includes mutual The hydraulic damper (21) and suspension connecting lever (22) of connection;The front end of the suspension connecting lever (22) and the first of carrier frame (12) Crossbeam (23) is be hinged;The rear end and the front end of hydraulic damper (21) of suspension connecting lever (22) are hinged;After hydraulic damper (21) End and the 3rd crossbeam (25) of carrier frame (12) are be hinged.
- 4. full aluminium caravan chassis system according to claim 3, it is characterised in that:The wheel supporting short axle of wheel (5) with Suspension arrangement is fixedly connected;Wheel (5) is built with drum brake;The drum brake connects control system by wire, Control for brake is carried out by electric signal;Drum brake includes brake-shoe (53), the friction facing being arranged in order from inside to outside (54) and brake drum (56), the quantity of brake-shoe (53) is 2, and both ends pass through wheel cylinder (52) and push rod (55) company respectively Connect;During skidding, the piston (51) of wheel cylinder (52) promotes brake-shoe (53), and then promotes friction facing (54) to outward transport It is dynamic so that the inner surface of friction facing (54) and brake drum (56) rubs, and completes retarding braking.
- 5. full aluminium caravan chassis system according to claim 3, it is characterised in that:A type frame is provided with the A type frame (11) Crossbeam (14);Part in the longeron (13) between A type frame top and A type frame crossbeam (14) is steel pipe;The longeron (13) part between A type frame crossbeam (14) and carrier frame (12) afterbody is aluminium beam;The steel pipe passes through steel plate and A Type frame crossbeam (14) is fixed together.
- 6. full aluminium caravan chassis system according to claim 5, it is characterised in that:Pass through riveting between the steel pipe and steel plate Nail links together;The aluminium beam is fixed together by aluminium sheet and A type frame crossbeam (14);The steel plate, A type frame crossbeams (14) together between aluminium sheet by rivet interlacement;The aluminium sheet and aluminium beam by rivet interlacement together with;The A type frame (11) side framework and the side framework of carrier frame (12) is integral type structure;The side framework edge of the A type frame (11) Top extends to form extension forward;The extension encases steel pipe, and by rivet together with fastener for connection.
- 7. full aluminium caravan chassis system according to claim 6, it is characterised in that:The middle part of the suspension connecting lever (22) is consolidated Determine the lower end of connecting spring (26);The upper end of the spring (26) is fixedly connected with carrier frame (12);The suspension connecting lever (22) it is parallel to each other by two and isometric connecting lever forms, is respectively outside connecting lever and inner side connecting lever;It is fixed between two connecting levers There are two pipes (27).
- 8. full aluminium caravan chassis system according to claim 7, it is characterised in that:One of position of the pipe (27) In the middle part of suspension connecting lever (22), and outwards pass from outside connecting lever, be connected with the axle portion of wheel;The middle part of described two connecting levers Upper surface be fixed with " L " type aluminum corner brace (28);The lower end of the spring (26) is fixed with the upper surface of " L " type aluminum corner brace (28) to be connected Connect.
- 9. full aluminium caravan chassis system according to claim 8, it is characterised in that:The quantity of hydraulic damper (21) is 2 Individual, the tie point of one of hydraulic damper (21) and suspension connecting lever (22) is between outside connecting lever and inner side connecting lever;Separately The tie point of one hydraulic damper (21) and suspension connecting lever (22) is located at the side of the remote wheel of inner side connecting lever;The spring (26) link position of upper end and carrier frame (12) is located at the second cross beam (24) and carrier frame of carrier frame (12) (12) junction.
- 10. full aluminium caravan chassis system according to claim 9, it is characterised in that:The aluminium beam is segmentation structure;Institute State carrier frame (12) front end frame and trailing end frame, first crossbeam (23), second cross beam (24), the 3rd crossbeam (25) with point Segmentation aluminium beam passes through rivet interlacement;First crossbeam (23), second cross beam (24), the 3rd crossbeam (25) and carrier frame (2) Junction between side framework passes through rivet interlacement;The side framework of carrier frame (12) and the front end of carrier frame (12) Framework and trailing end frame pass through rivet interlacement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710728929.XA CN107351756A (en) | 2017-08-23 | 2017-08-23 | Full aluminium caravan chassis system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710728929.XA CN107351756A (en) | 2017-08-23 | 2017-08-23 | Full aluminium caravan chassis system |
Publications (1)
Publication Number | Publication Date |
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CN107351756A true CN107351756A (en) | 2017-11-17 |
Family
ID=60289028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710728929.XA Pending CN107351756A (en) | 2017-08-23 | 2017-08-23 | Full aluminium caravan chassis system |
Country Status (1)
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CN (1) | CN107351756A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070251751A1 (en) * | 2006-05-01 | 2007-11-01 | Textron Inc. | Cast Aluminum Frame Component for Golf Cars and Small Utility Vehicles |
CN103895707A (en) * | 2014-04-11 | 2014-07-02 | 山东华建铝业集团有限公司 | Pull-type aluminum alloy limo frame |
CN106218721A (en) * | 2016-07-27 | 2016-12-14 | 芜湖禾田汽车工业有限公司 | Full aluminum subframe production method |
AU2015203753A1 (en) * | 2015-07-06 | 2017-02-02 | AL-KO Chassis Systems Pty Ltd | A Suspension Assembly |
CN106515549A (en) * | 2016-10-14 | 2017-03-22 | 中通客车控股股份有限公司 | Double-shaft mid-engine bamboo-steel caravan trailer |
-
2017
- 2017-08-23 CN CN201710728929.XA patent/CN107351756A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070251751A1 (en) * | 2006-05-01 | 2007-11-01 | Textron Inc. | Cast Aluminum Frame Component for Golf Cars and Small Utility Vehicles |
CN103895707A (en) * | 2014-04-11 | 2014-07-02 | 山东华建铝业集团有限公司 | Pull-type aluminum alloy limo frame |
AU2015203753A1 (en) * | 2015-07-06 | 2017-02-02 | AL-KO Chassis Systems Pty Ltd | A Suspension Assembly |
CN106218721A (en) * | 2016-07-27 | 2016-12-14 | 芜湖禾田汽车工业有限公司 | Full aluminum subframe production method |
CN106515549A (en) * | 2016-10-14 | 2017-03-22 | 中通客车控股股份有限公司 | Double-shaft mid-engine bamboo-steel caravan trailer |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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Application publication date: 20171117 |