CN206984128U - A kind of caravan frame-type chassis - Google Patents
A kind of caravan frame-type chassis Download PDFInfo
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- CN206984128U CN206984128U CN201720906899.2U CN201720906899U CN206984128U CN 206984128 U CN206984128 U CN 206984128U CN 201720906899 U CN201720906899 U CN 201720906899U CN 206984128 U CN206984128 U CN 206984128U
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- base board
- board sections
- keel beam
- chassis
- riveted structure
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Abstract
The utility model discloses a kind of caravan frame-type chassis,Base board sections including all-aluminium construction,Symmetrical two root bottom parts crossbeam and the car puller hook of crossbeam front end,The frame-type chassis is the all-aluminium construction chassis that high-strength aluminum alloy extrudate is formed by riveted structure,The riveted structure includes the joint face riveted structure of base board sections,The riveted structure and car puller hook of base board sections and keel beam and the riveted structure of keel beam,The utility model improves the overall efficiency of assembling in chassis and structural strength by all types of connectors,The steel-pipe welding structure compared to more traditional caravan chassis can be with loss of weight 40% or so simultaneously,Can be on the premise of chassis intensity be met,Mitigate the weight of vehicle,Meet caravan lightweight,Light weight,High intensity,The performance requirement of high rigidity,While chassis quality mitigates,Reduce energy consumption,Reduce pollutant discharge amount,Strengthen caravan driving maneuver performance and comfort property.
Description
Technical field
It the utility model is related to a kind of chassis skeleton structure field, more particularly to a kind of caravan frame-type chassis.
Background technology
Caravan body structure form mainly has at present：1st, connected using rectangular steel pipe or channel-section steel, connected mode mainly has
Welding or bolt connection, 2, using rectangle aluminum pipe and steel pipe Hybrid connections, led between aluminum pipe and aluminum pipe, between steel pipe and steel pipe
Welding manner is used, adds the structure of the mixing of bolt or structure glue and bolt to connect between steel pipe and aluminum pipe using connector
Connect.
When chassis uses concrete filled rectangular steel tube members, the heavier-weight of chassis.When itself is overweight, when traveling
The consumption of tractor fuel oil will certainly be increased, discharge substantial amounts of pollutant, especially caravan travels on scenic spot or beautiful environment more
Location, do not meet the fundamental state policy of current environmental protection.On the other hand, chassis is overweight, can have a strong impact on tractor
Driving maneuver, comfort property.
Connected mode between existing vehicle body framework construction has rectangular steel pipe or channel-section steel welding or rectangle Al pipe butt welding：
When steel pipe or channel-section steel weld：（1）Required operating personnel's skill set requirements are higher；（2）Operating environment requires higher；（3）Detection side
Method is complicated, rosin joint solder skip easily occurs.
During Al pipe butt welding：(1) intensity decreases after welding；（2）Welding easily deforms；(3) cleaning is needed to beat before welding
The processes such as mill, pretreatment are cumbersome；（4）Aluminium postwelding endurance life reduces；（5）The cost of welding is higher, typically using rare
Gas is as protective gas；（6）Repaired after welding relatively difficult；（7）The shortcomings that all steel-pipe weldings, Al pipe butt welding can all have.When
When chassis is using more steel pipe splicings：（1）Material quantity is added, and installation trouble, during batch production, expends extra man-hour（2）
During more splicings, it need to be welded and fixed, welding can produce drawbacks described above.
Utility model content
The purpose of this utility model is to provide a kind of caravan framework for the connected mode for passing through riveting using aluminium section
Formula chassis structure, it mitigates the weight of vehicle on the premise of chassis intensity is met, meets caravan lightweight, light weight, high-strength
Degree, the performance requirement of high rigidity, while chassis quality mitigates, energy consumption is reduced, reduces pollutant discharge amount, strengthens caravan
Driving maneuver performance and comfort property.
To realize above-mentioned purpose of utility model, the utility model adopts the following technical scheme that：
The utility model provides a kind of caravan frame-type chassis, including the base board sections of all-aluminium construction, symmetrical two
Keel beam and the car puller hook of crossbeam front end, the frame-type chassis are that high-strength aluminum alloy extrudate passes through riveted structure shape
Into all-aluminium construction chassis, the riveted structure includes joint face riveted structure, base board sections and the keel beam of base board sections
Riveted structure and the riveted structure of car puller hook and keel beam, wherein, the joint face riveted structure bag of the base board sections
Include orthogonal side section bar and base board sections, and the side section bar and base board sections are in the longitudinal direction with fluted,
And side section bar carries die cavity in end, the joint face riveted structure of the base board sections also includes that side section end can be embedded in
" Shang in the die cavity in portion " shape connectors, and the " Shang " shape connector upper end insert type intracavitary is simultaneously bolted to connection,
It is close to and is riveted in the groove of base board sections length direction in " Shang " shape connectors bottom；
The riveted structure of the base board sections and keel beam includes vertically arranged base board sections and keel beam, and
In four unequal angles of the junction for being located at base board sections and keel beam up and down, the two sides of the unequal angle
Keel beam and base board sections are riveted respectively；
The keel beam front end is converged and at an acute angle, and is riveted on bottom provided with a pair in the keel beam merging end
The steel plate of crossbeam upper and lower surface, the riveted structure of the car puller hook and keel beam include the connection of cladding keel beam merging end
The car puller hook that plate and connecting plate are fixedly connected, the connecting plate rivet with keel beam.
As the utility model to the preferred of above-mentioned technical proposal, the high-strength aluminum alloy extrudate is that aluminium closes for 6
Golden extrudate.
One is additionally provided with to the preferred of above-mentioned technical proposal, the middle of the two root bottom parts crossbeam as the utility model
Support beam, described support beam one end are riveted on steel plate, and other end riveting is fixed on base board sections.
As the utility model to the preferred of above-mentioned technical proposal, the keel beam is with base board sections in unequal angle
Riveting face be provided with locating slot, it is and fixed in unequal angle insertion locating slot.
As the utility model to the preferred of above-mentioned technical proposal, the steel plate is the triangular steel plate with chamfering.
The beneficial effects of the utility model are：Of the present utility model simple in construction, reasonable in design, aluminium section uses 6
Series high strength aluminum alloy extrusion section bar, different length can be made according to different installation requirements cuttings, there is well general
Property, and structural strength is high, disclosure satisfy that intensity requirement of the caravan chassis in all directions, while compare more traditional caravan chassis
Steel-pipe welding structure can be with loss of weight 40% or so." Shang " shape connector separately is used in side section bar and base board sections junction,
The junction of base board sections and keel beam uses four unequal angles, and used connector species is less, efficiency of assembling
Height, using the groove on the die cavity and length direction of side profiled ends, " Shang " shape connector with base board sections when matching
Can error protection assembling, reduce the error of production assembling link, further improve the efficiency of production assembling, irregular angle steel connects
Fitting coordinates tightening of rivet connection, compared to the mode of conventional fastener such as bolt screw or welding, has higher knot
Structure stability, in the absence of the risk for loosening and failing, while the maintenance and detection in later stage are avoided, to the technical ability water of operating personnel
It is flat to require relatively low, reduce the cost of material and manpower；Car puller hook in the chassis is fixed by the riveting of connecting plate and crossbeam
In crossbeam front end, and connecting plate is coated on crossbeam surface, improves the stability and intensity of structure；In addition, the utility model is also
With helping to reduce the energy consumption of vehicle, vehicle pollutant discharge amount is reduced, strengthens caravan driving maneuver performance and comfort property
Advantage.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram on caravan frame-type chassis described in the utility model；
Fig. 2 is the joint face riveted structure schematic diagram of Fig. 1 midsole profile materials；
Fig. 3 is the riveted structure schematic diagram of Fig. 1 midsoles profile material and keel beam；
Fig. 4 is the riveted structure schematic diagram of car puller hook and keel beam in Fig. 1；
Wherein, the riveted structure of the joint face riveted structure of 1-base board sections, 2-base board sections and keel beam, 3-
The riveted structure of car puller hook and keel beam, 101-side section bar, 102-base board sections, 103-groove, 104-die cavity,
105 — " Shang " shape connectors, 201-crossbeam, 202-angle steel, 203-locating slot, 301-steel plate, 302-connecting plate, 303-
Car puller hook, 304-support beam.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
A kind of caravan frame-type chassis as shown in Figures 1 to 4, it includes the base board sections 102 of all-aluminium construction, symmetrical two
Root bottom part crossbeam 201 and the car puller hook 303 of the front end of crossbeam 201, the frame-type chassis are that high-strength aluminum alloy extrudate leads to
The all-aluminium construction chassis of riveted structure formation is crossed, the riveted structure includes the joint face riveted structure 1 of base board sections, floor type
The riveted structure 3 of the riveted structure 2 and car puller hook and keel beam of material and keel beam, wherein, the company of the base board sections
Junction riveted structure 1 includes orthogonal side section bar 101 and base board sections 102, and the side section bar 101 and floor type
Material 102 is in the longitudinal direction with fluted 103, and side section bar 101 carries die cavity 104, the company of the base board sections in end
Junction riveted structure 1 also includes " Shang " the shape connector 105 that can be embedded in the die cavity 104 of the end of side section bar 101, and described
In the upper end of " Shang " shape connector 105 insertion die cavity 104 and it is bolted to connection, the bottom of " Shang " shape connector 105 is close to simultaneously
It is riveted in the groove 103 of the length direction of base board sections 102；
The riveted structure of the base board sections 102 and keel beam 201 includes vertically arranged base board sections 102 and bottom
Crossbeam 201, and four unequal angles in the junction for being located at base board sections 102 and keel beam 201 up and down
202, the two sides of the unequal angle 202 rivets keel beam 201 and base board sections 102 respectively；
The front end of keel beam 201 is converged and at an acute angle, and is provided with a pair of rivetings in the merging end of keel beam 201
In the steel plate 301 of the upper and lower surface of keel beam 201, the riveted structure of the car puller hook 303 and keel beam 201 includes cladding bottom
The car puller hook 303 that the connecting plate 302 and connecting plate 302 of the merging end of portion's crossbeam 201 are fixedly connected, the connecting plate 302 and bottom
Portion's crossbeam 201 rivets.
In this example, the high-strength aluminum alloy extrudate is 6 line aluminium alloy extrudates.
In this example, the middle of the two root bottom parts crossbeam 201 is additionally provided with a support beam 304, the support beam
304 one end are riveted on steel plate 301, and other end riveting is fixed on base board sections 102.Support beam 304 is set to strengthen bottom
The resistance to overturning and structural strength of dish structure, and the length of support beam is relatively short so that and chassis is generally held in lighter
Scope.
In this example, the keel beam 201 is provided with fixed with base board sections 102 in the riveting face of unequal angle 202
Position groove 203, and unequal angle 202 is embedded in locating slot 203 and fixed.It is difficult that assembling can further be reduced by locating slot 203
Road, efficiency of assembling is improved, while the bonding strength of angle steel can be strengthened, improve chassis resistance to overturning.
In this example, the steel plate 301 is the triangular steel plate with chamfering.The steel plate 301 of triangle has relative
Higher stability and tensile strength so that structure overall construction intensity is higher.
Based on above-mentioned, the aluminium section on this kind of chassis uses 6 series high strength aluminum alloy extrusion section bars, can be according to different peaces
The cutting of dress demand makes different length, has good versatility, and structural strength is high, disclosure satisfy that caravan chassis each
The intensity requirement in direction, while can be with loss of weight 40% or so compared to the steel-pipe welding structure on more traditional caravan chassis.Separately in side
Section bar 101 and the junction of base board sections 102 use " Shang " shape connector 105, in the company of base board sections 102 and keel beam 201
Meet place and use four unequal angles 202, used connector species is less, and efficiency of assembling is high, utilizes the end of side section bar 101
The , " Shang of groove 103 on the die cavity and length direction in portion " shape connectors 105 being capable of anti-difference when being matched with base board sections 102
Misloading is matched somebody with somebody, and reduces the error of production assembling link, further improves the efficiency of production assembling, the irregular connector of angle steel 202
Coordinate tightening of rivet connection, compared to the mode of conventional fastener such as bolt screw or welding, have higher structure steady
It is qualitative, in the absence of the risk for loosening and failing, while the maintenance and detection in later stage are avoided, will to the level of skill of operating personnel
Ask relatively low, reduce the cost of material and manpower；The riveting that car puller hook 303 in the chassis passes through connecting plate 302 and crossbeam 201
The front end of crossbeam 201 is fixed on, and connecting plate 302 is coated on the surface of crossbeam 201, improves the stability and intensity of structure.
Those of ordinary skill in the art is it should be appreciated that the embodiment of the above is intended merely to illustrate that this practicality is new
Type, and be not used as to restriction of the present utility model, as long as in spirit of the present utility model, to described above
Change, the modification of embodiment will all fall in right of the present utility model.
Claims (5)
1. a kind of caravan frame-type chassis, including the base board sections of all-aluminium construction, symmetrical two root bottom parts crossbeam and crossbeam front end
Car puller hook, it is characterised in that the frame-type chassis be high-strength aluminum alloy extrudate formed by riveted structure it is complete
Constructed of aluminium chassis, the riveting of joint face riveted structure of the riveted structure including base board sections, base board sections and keel beam
The riveted structure of structure and car puller hook and keel beam, wherein, the joint face riveted structure of the base board sections is included mutually
Vertical side section bar and base board sections, and the side section bar and base board sections are in the longitudinal direction with fluted, and side
Section bar carries die cavity in end, and the joint face riveted structure of the base board sections also includes the type that can be embedded in side profiled ends
Intracavitary " Shang " shape connectors, and the " Shang " shape connector upper end insert type intracavitary is simultaneously bolted to connection , " Shang " shape
It is close to and is riveted in the groove of base board sections length direction in connector bottom；
The riveted structure of the base board sections and keel beam includes vertically arranged base board sections and keel beam, and presents
Lower left and right is located at four unequal angles of base board sections and the junction of keel beam, the two sides difference of the unequal angle
Rivet keel beam and base board sections；
The keel beam front end is converged and at an acute angle, and is riveted on keel beam provided with a pair in the keel beam merging end
The steel plate of upper and lower surface, the riveted structure of the car puller hook and keel beam include the connecting plate of cladding keel beam merging end with
And the car puller hook that connecting plate is fixedly connected, the connecting plate rivet with keel beam.
A kind of 2. caravan frame-type chassis according to claim 1, it is characterised in that the high-strength aluminum alloy extrusion pressing type
Material is 6 line aluminium alloy extrudates.
A kind of 3. caravan frame-type chassis according to claim 1, it is characterised in that the centre of the two root bottom parts crossbeam
Place is additionally provided with a support beam, and described support beam one end is riveted on steel plate, and other end riveting is fixed on base board sections.
4. a kind of caravan frame-type chassis according to claim 1, it is characterised in that the keel beam and base board sections
Locating slot is provided with the riveting face of unequal angle, and it is fixed in unequal angle insertion locating slot.
5. a kind of caravan frame-type chassis according to claim 1, it is characterised in that the steel plate is three with chamfering
Angle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720906899.2U CN206984128U (en) | 2017-07-25 | 2017-07-25 | A kind of caravan frame-type chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720906899.2U CN206984128U (en) | 2017-07-25 | 2017-07-25 | A kind of caravan frame-type chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206984128U true CN206984128U (en) | 2018-02-09 |
Family
ID=61416163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720906899.2U Active CN206984128U (en) | 2017-07-25 | 2017-07-25 | A kind of caravan frame-type chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206984128U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107336744A (en) * | 2017-07-25 | 2017-11-10 | 白凯 | A kind of caravan frame-type chassis |
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2017
- 2017-07-25 CN CN201720906899.2U patent/CN206984128U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107336744A (en) * | 2017-07-25 | 2017-11-10 | 白凯 | A kind of caravan frame-type chassis |
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