CN205737705U - A kind of floor board framing of Fabrication of Semi-trailer for High Pressure Gas cylinder - Google Patents
A kind of floor board framing of Fabrication of Semi-trailer for High Pressure Gas cylinder Download PDFInfo
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- CN205737705U CN205737705U CN201620698213.0U CN201620698213U CN205737705U CN 205737705 U CN205737705 U CN 205737705U CN 201620698213 U CN201620698213 U CN 201620698213U CN 205737705 U CN205737705 U CN 205737705U
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- shaped
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- intermediate plate
- rear cross
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Abstract
nullThe utility model discloses the floor board framing of a kind of Fabrication of Semi-trailer for High Pressure Gas cylinder，It includes at least three parallel longerons and Duo Gen crossbeam，And it is I-shaped steel，Many crossbeams are the most parallel and intersect vertically with longeron，It is characterized in that: front beam in many crossbeams and rear cross beam I-shaped upper below and the thickness of intermediate plate all exceed other crossbeam upper below and the thickness of intermediate plate，The I-shaped height of leading portion at least three longerons is less than the I-shaped height of back segment，And the leading portion of longeron has, between back segment, the changeover portion that I-shaped height is gradually increased，On the leading portion of longeron and back segment, I-shaped following and intermediate plate the thickness of part cross-coupled with front beam and rear cross beam all exceedes the upper following and thickness of intermediate plate at other sections position respectively，The interior turning formed between front beam and the I-shaped top of rear cross beam and the I-shaped top of longeron is provided with rounding structure.This utility model is relatively light and firm.
Description
Technical field
This utility model relates to semi-trailer frame technical field, particularly to the base plate of a kind of Fabrication of Semi-trailer for High Pressure Gas cylinder
Frame.
Background technology
Semitrailer is that axletree is placed in after vehicle's center of gravity (when the uniform stand under load of vehicle), equipped with can horizontal and vertical power be passed
It is delivered to the trailer of the hookup of tractor, the one being connected by the towing pin on the floor board framing of semitrailer with semi-mounted headstock
Heavy transport vehicle.However as the development of industrial gases, carry between the gases at high pressure strange land such as natural gas and grow with each passing day,
Owing to the initial outlay of pipe network is high, energy expenditure is big, and traditional medium and small volume gas cylinder freight volume is little, then be difficult to the continuous duration
Deng.And several or tens big volume seamless gas cylinder rotatings are fixed on semi-trailer frame by framework or binding form by long tube semitrailer
On, and the connection of gas cylinder head is supplied to user as portable holding vessel supplies gas equipment so that between pipe network conveying and medium and small
Gases at high pressure semitrailer between gas cylinder shipment is developed rapidly, becomes the major way of intercity gas transport.
Vehicle frame is the basic part that semitrailer is maximum, has the features such as longeron length, fulcrum span is big, container area is big, is also
Carry this car load under various operating modes as skeleton, its loading characteristic is to bear relatively bottom the gripper shoe of vehicle frame rear and front end
Big load, and major part region, middle part stress is less.The quality of vehicle frame performance directly influences the load of car load, safety
Property, cruising characteristic etc., it is contemplated that particularity, Transport Safety and the conevying efficiency of gases at high pressure semitrailer purposes, engineering
On require that it must is fulfilled for strength and stiffness requirement.
Utility model content
The purpose of this utility model is to provide the floor board framing of a kind of Fabrication of Semi-trailer for High Pressure Gas cylinder, its object is to reduce
The deadweight of semi-trailer frame, and then improve bicycle transport benefits.
For solving above-mentioned technical problem, this utility model provides the floor board framing of a kind of Fabrication of Semi-trailer for High Pressure Gas cylinder, its bag
Including at least three parallel longerons and many crossbeams, described longeron and crossbeam are I-shaped steel, described many crossbeams
The most parallel and intersect vertically with described longeron, front beam in described many crossbeams and rear cross beam I-shaped upper below
And the thickness of intermediate plate all exceed other crossbeam upper below and the thickness of intermediate plate, on described at least three longerons before
The I-shaped height of section is less than the I-shaped height of back segment, and the leading portion of described longeron has I-shaped height between back segment
The changeover portion being gradually increased, part cross-coupled with described front beam and rear cross beam respectively on the leading portion of described longeron and back segment
I-shaped upper below and the thickness of intermediate plate all exceed other sections position upper below and the thickness of intermediate plate, institute
State in the interior turning formed between front beam and the I-shaped top of rear cross beam and the I-shaped top of described longeron and be provided with down
Fillet structure.
Further, the I-shaped height of described front beam be 120mm, I-shaped following width be 150mm, and institute
State front beam I-shaped upper below and the thickness of intermediate plate is 20mm, the I-shaped height of described rear cross beam be 150mm,
I-shaped following width is 150mm, and I-shaped following and intermediate plate the thickness of described rear cross beam is
15mm。
Further, the I-shaped top of described front beam, rear cross beam and described longeron is at grade, described vertical
On the leading portion of beam, the I-shaped height of report the accomplishment of a task or termination of a mission between 20mm one section of traction by the termination of front end to distance floor board framing is
300mm, I-shaped following width are 120mm, I-shaped following and intermediate plate thickness is 20mm；Described vertical
On the back segment of beam, the I-shaped height by a section between the axletree constraint position of the termination of rear end to semitrailer is 380mm, work
Width following on font is 120mm, I-shaped following thickness is 15mm, the thickness of I-shaped intermediate plate is equal
20mm。
Further, turn between described front beam and the I-shaped top of rear cross beam and the I-shaped top of described longeron
The length of the rounding structure arranged in angle and width is 100mm, thickness is 20mm, and the arc radius of rounding structure is
100mm。
Further, front fagging and rear stay plate be respectively fixedly connected with in described many crossbeams corresponding described longeron before
Hold on the front beam with rearmost end and rear cross beam.
Compared with prior art, this utility model is relatively light and firm, by described at least three longerons and some crossbeams
Form described sole, and this structure is when semitrailer travels forward under the dragging of tractor, at the inertia force of gas cylinder
For horizontal direction at a right angle with the direction of motion or in downward direction or during upward direction, stress passes through described front fagging and back brace
In the transitive set of plate between front beam and rear cross beam and described longeron, therefore increase described front beam and rear cross beam and described longeron
Between rounding structure, and then improve anti-twist stress performance, thus strengthen the overall stress performance of semitrailer.
Accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram of front beam of the present utility model and longeron.
Fig. 2 is overall structure schematic diagram of the present utility model.
Fig. 3 is the cross-sectional structure schematic diagram of front beam of the present utility model.
Fig. 4 is the cross-sectional structure schematic diagram of rear cross beam of the present utility model.
Fig. 5 is the cross-sectional structure schematic diagram of the leading portion of longeron of the present utility model.
Fig. 6 is the cross-sectional structure schematic diagram of the rear end of longeron of the present utility model.
Detailed description of the invention
Below with reference to accompanying drawing 1 to 6 and preferred embodiment, this utility model is described in greater detail below.
The present embodiment is as a example by Fabrication of Semi-trailer for High Pressure Gas cylinder, and it includes front fagging 1, rear stay plate 2 and floor board framing, described
Floor board framing includes at least three parallel longerons 3 and many crossbeams 4, and described longeron 3 and crossbeam 4 are I-shaped steel,
Described many crossbeams 4 are the most parallel and intersect vertically with described longeron 3, and described front fagging 1 and rear stay plate 2 are respectively fixedly connected with
In described many crossbeams 4 corresponding described longeron 3 foremost with on the front beam 41 of rearmost end and rear cross beam 42, described many
Front beam 41 in root crossbeam 4 and I-shaped following the 43 of rear cross beam 42 and the thickness of intermediate plate 44 all to exceed other horizontal
The upper following and thickness of intermediate plate of beam 4, the I-shaped height of leading portion on described at least three longerons 3 is less than the work of back segment
The height of font, and the leading portion of described longeron 3 has the changeover portion that I-shaped height is gradually increased, described longeron between back segment
Leading portion, changeover portion and rear end top 31 the most at grade, under the leading portion of described longeron, changeover portion and rear end
Highly there is difference in height position in limit 31, the leading portion of described longeron 3 and back segment intersect with described front beam 41 and rear cross beam 42 respectively
I-shaped following the 31 of part (scope that in Fig. 2, L1, L2 are indicated) and the thickness of intermediate plate 32 that connect all exceed
The upper following and thickness of intermediate plate at other sections position.This utility model in the specific implementation, by detection traditional half
Stress Field Distribution result on the vehicle frame of trailer, so in motor process stress concentrate the most described front beam in position,
The structure of the connecting portion between rear cross beam and longeron improves, and increases the company between described front beam, rear cross beam and longeron
Connect the thickness at each position of the I-shaped cross section at position, and then improve stress intensity.Concrete scheme after wherein improving is such as
Under: shown in Fig. 3, the I-shaped height of described front beam 41 is 120mm, the I-shaped width of following 43 is 150mm, and institute
State I-shaped following the 43 of front beam 41 and the thickness of intermediate plate 44 be 20mm；As it is shown on figure 3, described rear cross beam 42
I-shaped height is 150mm, the I-shaped width of following 43 is 150mm, and described rear cross beam 42 I-shaped upper below
43 and the thickness of intermediate plate 44 be 15mm；As it is shown in figure 5, by the termination of front end to the distance end on the leading portion of described longeron 3
The I-shaped height of report the accomplishment of a task or termination of a mission between 20mm one section of the traction on grillage is 300mm, the I-shaped width of following 31 is
The thickness of 120mm, I-shaped following 31 and intermediate plate 32 is 20mm；As shown in Figure 6, on the back segment of described longeron 3 by
The termination of rear end to the axletree of semitrailer retrain the I-shaped height of a section between position be 380mm, I-shaped following 31
Width be 120mm, the I-shaped thickness of following 31 is the equal 20mm of thickness of 15mm, I-shaped intermediate plate 32, this reality
Execute example and described longeron 3 and the optimum size of crossbeam 4 are provided, make the chassis light weight of composition, but meet structural strength.
Further, as it is shown in figure 1, the I-shaped top of described front beam 41, rear cross beam 42 and described longeron 3 is same
In one plane, formed between described front beam 41 and the I-shaped top of rear cross beam 42 and the I-shaped top of described longeron 3
Interior turning is provided with shown in rounding structure 5(Fig. 3 as front beam 41 and longeron 3)；And described front beam 41 and rear cross beam
In interior turning between I-shaped top and the I-shaped top of described longeron 3 of 42 arrange rounding structure 5 length and
Width is 100mm, thickness is 20mm, and the arc radius of rounding structure is 100mm, utilizes described rounding structure 5 to make
Structural continuity is strong, and can strengthen the structural strength between described front beam 41 and rear cross beam 42 and longeron 3, and then strengthens institute
State front fagging 1 and rear stay plate 2 by the stress performance during power of and level vertical with semitrailer traffic direction, described front fagging 1
And rear stay plate 2 is HG785D steel.
As in figure 2 it is shown, be fixedly installed between described front fagging 1 and rear stay plate 2 eight tubular types for containing high pressure gas
The gas cylinder 6 of body, the gas cylinder 6 of described eight tubular types is at least arranged with two constraint frames 7, wherein, corresponding to described gas cylinder 6
Steady brace it is connected with respectively between dual-side lower end and the dual-side of described front fagging 1 of the described constraint frame 7 of front end
71, corresponding to described gas cylinder 6 rearmost end described constraint frame 7 dual-side lower end and the dual-side of described rear stay plate 2 between
Be connected with described steady brace 71 the most respectively, by described steady brace 71 make described front fagging 1, rear stay plate 2 respectively with
Between described longeron 3 formed triangular structure, make described front fagging 1, rear stay plate 2 setting structure more stable.
The base of described front fagging 1 and rear stay plate 2 has been fixedly connected with angle steel (not shown), one to one institute
State on the bilge ways face being fixedly connected on described front fagging 1 and rear stay plate 2 that a side of angle steel reclines respectively, one_to_one corresponding
Another side of described angle steel then formed be respectively used on described front fagging 1 and rear stay plate 2 to be fixedly attached to described before horizontal
Adpting flange on beam 41 and rear cross beam 42, described angle steel is Q235 steel.
Comprehensive described, the technical solution of the utility model sufficiently effective can complete above-mentioned utility model purpose, and
Structural principle of the present utility model and principle of work and power are the most sufficiently verified, and can reach intended merit
Imitating and purpose, and embodiment of the present utility model can also convert according to these principles, therefore, this utility model includes one
Cut all replacement contents in the range of being previously mentioned in claim.Any institute in this utility model claim
The equivalence change made, within all belonging to the scope of the claims of this case application.
Claims (5)
1. a floor board framing for Fabrication of Semi-trailer for High Pressure Gas cylinder, it includes at least three parallel longerons and many crossbeams, institute
Stating longeron and crossbeam is I-shaped steel, described many crossbeams are the most parallel and intersect vertically with described longeron, and it is special
Levy and be: front beam and I-shaped following and intermediate plate the thickness of rear cross beam in described many crossbeams all exceed it
The upper following and thickness of intermediate plate of its crossbeam, the I-shaped height of leading portion on described at least three longerons is less than back segment
I-shaped height, and the leading portion of described longeron is to having the changeover portion that I-shaped height is gradually increased between back segment, described vertical
On the leading portion of beam and back segment respectively part cross-coupled with described front beam and rear cross beam I-shaped upper below and in
Between the thickness of plate all exceed other sections position upper below and the thickness of intermediate plate, described front beam and the I-shaped of rear cross beam
The interior turning formed between shape top and the I-shaped top of described longeron is provided with rounding structure.
The floor board framing of a kind of Fabrication of Semi-trailer for High Pressure Gas cylinder the most as claimed in claim 1, it is characterised in that: described front beam
I-shaped height is 120mm, I-shaped following width is 150mm, and described front beam I-shaped upper below and
The thickness of intermediate plate is 20mm, and the I-shaped height of described rear cross beam is 150mm, I-shaped following width is
150mm, and described rear cross beam I-shaped upper below and the thickness of intermediate plate is 15mm.
The floor board framing of a kind of Fabrication of Semi-trailer for High Pressure Gas cylinder the most as claimed in claim 2, it is characterised in that: described front beam,
The I-shaped top of rear cross beam and described longeron at grade, on the leading portion of described longeron by the termination of front end to away from
The I-shaped height of report the accomplishment of a task or termination of a mission between 20mm one section of the traction on floor board framing is 300mm, I-shaped following width is
120mm, I-shaped following and intermediate plate thickness are 20mm；By the termination of rear end to semi-mounted on the back segment of described longeron
The I-shaped height of a section between the axletree constraint position of car is 380mm, I-shaped following width is 120mm, work
Thickness following on font is the equal 20mm of thickness of 15mm, I-shaped intermediate plate.
The floor board framing of a kind of Fabrication of Semi-trailer for High Pressure Gas cylinder the most as claimed in claim 3, it is characterised in that: described front beam and
The length of the rounding structure arranged in the interior turning between I-shaped top and the I-shaped top of described longeron of rear cross beam
And width is 100mm, thickness is 20mm, and the arc radius of rounding structure is 100mm.
The floor board framing of a kind of Fabrication of Semi-trailer for High Pressure Gas cylinder the most as claimed in claim 1, it is characterised in that: front fagging and back brace
Plate be respectively fixedly connected with in described many crossbeams corresponding described longeron foremost with front beam and the rear cross beam of rearmost end
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620698213.0U CN205737705U (en) | 2016-07-04 | 2016-07-04 | A kind of floor board framing of Fabrication of Semi-trailer for High Pressure Gas cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620698213.0U CN205737705U (en) | 2016-07-04 | 2016-07-04 | A kind of floor board framing of Fabrication of Semi-trailer for High Pressure Gas cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205737705U true CN205737705U (en) | 2016-11-30 |
Family
ID=57380936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620698213.0U Expired - Fee Related CN205737705U (en) | 2016-07-04 | 2016-07-04 | A kind of floor board framing of Fabrication of Semi-trailer for High Pressure Gas cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205737705U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511270A (en) * | 2021-08-09 | 2021-10-19 | 重庆华川九州专用汽车有限公司 | Front plate for semi-trailer carriage body |
-
2016
- 2016-07-04 CN CN201620698213.0U patent/CN205737705U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113511270A (en) * | 2021-08-09 | 2021-10-19 | 重庆华川九州专用汽车有限公司 | Front plate for semi-trailer carriage body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20170704 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |