CN207403746U - Low-floor tramcar drivers' cab chassis - Google Patents
Low-floor tramcar drivers' cab chassis Download PDFInfo
- Publication number
- CN207403746U CN207403746U CN201721283335.4U CN201721283335U CN207403746U CN 207403746 U CN207403746 U CN 207403746U CN 201721283335 U CN201721283335 U CN 201721283335U CN 207403746 U CN207403746 U CN 207403746U
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- fixed
- collision prevention
- face
- drivers
- low
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Abstract
The utility model discloses low-floor tramcar drivers' cab chassis, including transverse beam assembly, curb girder, collision prevention beam component, support base, two curb girders are fixed on the both sides of the transverse beam assembly front end face, the both sides of collision prevention beam component rear end face are separately fixed on the front end face of two curb girders, the middle part of the transverse beam assembly front end face is equipped with connecting platform, one piece is vertically fixed on the leading flank of connecting platform for installing the installing plate of hitch, the both sides of connecting platform are equipped with the horizontal beam extended forwards, the front end of the beam exceeds the front end face of the collision prevention beam component, two support bases of carrying drivers' cab cover body pedestal are separately fixed at a left side for the transverse beam assembly, on right flank.Overall structure is securely compact, and framework generally whole steel sheet welding structure, the elasticity modulus of weldment material is identical, simplifies welding procedure, welding quality is convenient for control, and without casting, safety of structure is more preferable.
Description
Technical field
The utility model is related to urban tram manufacturing fields, and in particular to a kind of low-floor tramcar drivers' cab bottom
Frame.
Background technology
Tramcar is the light-duty rail traffic vehicle for using electric drive and travelling in orbit, is mainly used in city
Public transport has the advantages that safe and pollution-free, zero-emission, environmental protection.Modern tram is on the basis of traditional tramcar
Thorough technological innovation has been carried out, 100% low land harden structure has been realized, without achievements such as net power supply, battery intelligent managements, improves
The speed of service and riding comfort of electric car.
Existing tramcar drivers' cab chassis is welded by casting, steel plate group, elasticity modulus when two kinds of materials weld
Difference, welding procedure is complicated, is easily deformed after welding, is only served additionally as the collision prevention girders of mass transportation facilities drivers' cab chassis
The effect of itself car body is protected, to the no corresponding buffer structure of offer of being collided, entire drivers' cab chassis is in security performance
There are many defects in overall structure.
Utility model content
The utility model overcomes existing defect, provides a kind of low-floor tramcar drivers' cab chassis, whole steel sheet welding knot
Structure improves the welding stability of total, and beam can be protected by collision, improve security performance.
The utility model is achieved through the following technical solutions：
Low-floor tramcar drivers' cab chassis, including transverse beam assembly, curb girder, collision prevention beam component, support base, two curb girders
The both sides of the transverse beam assembly front end face are fixed on, the both sides of collision prevention beam component rear end face are separately fixed at the front end face of two curb girders
On, the middle part of the transverse beam assembly front end face is equipped with connecting platform, and one piece of installation is vertically fixed on the leading flank of connecting platform
Plate, the installing plate are equipped with the connecting sleeve being connected with electric car hitch, and the both sides of connecting platform are equipped with level and extend forwards
Beam, the front end of the beam exceeds the front end face of the collision prevention beam component, two of carrying drivers' cab cover body pedestal
Support base is separately fixed on the left and right side of the transverse beam assembly.
The further improvement project of the utility model is that the transverse beam assembly includes front beam, rear cross beam, longeron, several
Longeron be fixedly connected on forward and backward crossbeam, between, the height of the front beam is the front beam, rear cross beam, vertical higher than rear cross beam
The bottom surface of beam is concordant, and the top surface of the longeron is slope, and the lower edge of the slope is weldingly fixed on the top of rear cross beam,
The top edge of slope is weldingly fixed on the top of front beam.
The further improvement project of the utility model is, the main body of the longeron is one piece of riser, the top edge of riser to
Left or right side bending ° forms the slope, and the lower edge of riser forms bottom surface, the riser bottom surface to one side bending °
It is identical with the wrap direction of slope.
The further improvement project of the utility model is that the collision prevention beam component includes collision prevention girders, left and right side bar, fixation
Beam and supporting beam, the left and right side bar are fixed on the both ends of collision prevention girders, the collision prevention girders in splayed, and left and right side bar is one
Body formula bending part, fixed beam are weldingly fixed between the rear end of left side beam and the rear end of the right beam, the fixed beam and collision prevention girders
Between level be welded with several supporting beams, the fixed beam is weldingly fixed on the curb girder.
The further improvement project of the utility model is, the collision prevention girders are channel steel, and the notch of channel steel is towards the fixation
Beam is equipped with reinforcing rib between the top and bottom sidewall of channel steel.
The further improvement project of the utility model is that the connecting platform includes the cover board and bottom plate that are correspondingly arranged up and down
And baffle, it is weldingly fixed on the front end face of transverse beam assembly on rear side of cover board and bottom plate, the back side of the installing plate is welded on
The front side edge of cover board and bottom plate, the rear end of the connecting sleeve is weldingly fixed on the front beam, the front end of connecting sleeve is worn
The through hole installed and be equipped with is crossed, the baffle is fixed on the neutral gear between the front side edge of the cover board and the front side edge of bottom plate
It is interior.
The further improvement project of the utility model be opened up respectively on the baffle of the installing plate both sides one with it is described
The mounting groove of beam cooperation installation.
The further improvement project of the utility model is, the support base includes angle bar and gusset, and the angle bar is along horizontal stroke
The lateral surface forward horizontal of beam assembly extends to the lateral surface of curb girder, a right angle of the angle bar up, another right angle
Face is welded on transverse beam assembly, on the lateral surface of curb girder, is welded between the angle bar and transverse beam assembly and between angle bar and curb girder
It connects and is fixed with gusset.
The further improvement project of the utility model is the transverse beam assembly, curb girder, collision prevention beam component, the material of support base
Expect for Q450NQR1 weathering steels.
The further improvement project of the utility model is that the beam is located at the lower section of the collision prevention beam component, described
Collision prevention beam component is apart from ground 400-450mm.
Compared to the prior art the utility model has the following advantages：
First, overall structure is securely compact, and framework generally whole steel sheet welding structure, the elasticity modulus of weldment material is identical,
Simplify welding procedure, welding quality is convenient for control, and without casting, safety of structure is more preferable.
2nd, collision prevention girders can mitigate the impact of drivers' cab in shock accident significantly, protect car body, improve security, as
The beam of public transport both sides can slow down entire car body during shock to being collided and the impact of object, mitigate to mistake
Toward the security threat of vehicle and pedestrian.
3rd, collision prevention girders, longeron are reduced the welding capacity of chassis, are effectively prevented using bending section bar while increasing chassis rigidity
Only influence of the welding deformation to chassis size.
4th, using high-strength weathering steel Q450NQR1, the use for reducing casting while high intensity is kept to realize vehicle
Lightweight, it is ensured that the service life can reach 30 years or more.
Description of the drawings
Fig. 1 is the utility model stereogram.
Fig. 2 is the utility model explosive view.
Specific embodiment
1. low-floor tramcar drivers' cab chassis as shown in Figure 1, 2, it is characterized in that：Including transverse beam assembly 1, curb girder
2nd, collision prevention beam component 3, support base 4, two curb girders 2 are fixed on the both sides of 1 front end face of transverse beam assembly, after collision prevention beam component 3
The both sides of end face are separately fixed on the front end face of two curb girders 2, and the middle part of 1 front end face of transverse beam assembly is equipped with connecting platform 5,
One piece of installing plate 6 is vertically fixed on the leading flank of connecting platform 5, the installing plate 6 is equipped with the company being connected with electric car hitch
Female connector pipe 20, the both sides of connecting platform 5 are equipped with the horizontal beam 7 extended forwards, and the front end of the beam 7 is beyond described
The front end face of collision prevention beam component 3, two support bases 4 of carrying drivers' cab cover body pedestal are separately fixed at the transverse beam assembly 1
On left and right side.The pedestal of drivers' cab cover body is placed on support base and is welded and fixed, and cover body bottom profile is coincide with chassis, driver
Other fixed points and Frame Welding of room cover body.Beam 7 is using the production of Zhong Che Qingdao SiFang Vehicle Research Institute Co., Ltd
KX-ZU type elastomer beams.
In the present embodiment, transverse beam assembly 1 includes front beam 8, rear cross beam 9, longeron 10, and several longerons 10 are fixedly connected on
Between forward and backward crossbeam 8,9, the height of the front beam 8 is higher than rear cross beam 9, the front beam 8, rear cross beam 9, the bottom of longeron 10
Face is concordant, and the top surface of the longeron 10 is slope, and the lower edge of the slope is weldingly fixed on the top of rear cross beam 9, tiltedly
The top edge of slope surface is weldingly fixed on the top of front beam 8.Crossbeam before and after longeron connection, it is fixed reliable.
The main body of longeron 10 is one piece of riser, and the top edge of riser is to the left or 90 ° of right side bending forms the slope
Face, the lower edge of riser is to 90 ° of formation bottom surfaces of one side bending, and the riser bottom surface is identical with the wrap direction of slope, anticollision
Beam assembly 3 includes collision prevention girders 11, left and right side bar 12, fixed beam 13 and supporting beam 14, and the left and right side bar 12 is in splayed
The both ends of collision prevention girders 11, the collision prevention girders 11 are fixed on, left and right side bar 12 is integral type bending part, and fixed beam 13 is welded and fixed
Between the rear end of left side beam and the rear end of the right beam, level is welded with several between the fixed beam 13 and collision prevention girders 11
Supporting beam 14, the fixed beam 13 are weldingly fixed on the curb girder 2.The use of foldable component reduces welding job amount, improves
Whole intensity.
Collision prevention girders 11 are channel steel, and the notch of channel steel is equipped between the top and bottom sidewall of channel steel and strengthened towards the fixed beam 13
Muscle.The connecting platform 5 includes the cover board 16 that is correspondingly arranged up and down and bottom plate 17 and baffle 18, after cover board 16 and bottom plate 17
Side is weldingly fixed on the front end face of transverse beam assembly 1, and the back side of the installing plate 6 is welded on the front side edge of cover board and bottom plate, institute
The rear end for stating connecting sleeve 20 is weldingly fixed on the front beam 8, the front end of connecting sleeve 20 is equipped with through described install
Through hole, the baffle 18 is fixed in the neutral gear between the front side edge of the cover board 16 and the front side edge of bottom plate 17.Installing plate 6
A mounting groove with the beam 7 cooperation installation is opened up on the baffle of both sides respectively.
Support base 4 includes angle bar 19 and gusset 15, and the angle bar 19 extends along the lateral surface forward horizontal of transverse beam assembly 1
To the lateral surface of curb girder 2, a right angle of the angle bar 19 up, another right-angle surface be welded on transverse beam assembly 1, curb girder
On 2 lateral surface, gusset 15 is welded between the angle bar 19 and transverse beam assembly 1 and between angle bar 19 and curb girder 2.It is horizontal
Beam assembly 1, curb girder 2, collision prevention beam component 3, the material of support base 4 are Q450NQR1 weathering steels.Beam 7 is located at the collision prevention girders
The lower section of component 3, the collision prevention beam component 3 meet the height of the carbody of car apart from ground 400-450mm.
Claims (10)
1. low-floor tramcar drivers' cab chassis, it is characterized in that：Including transverse beam assembly（1）, curb girder（2）, collision prevention beam component
（3）, support base（4）, two curb girders（2）It is fixed on the transverse beam assembly（1）The both sides of front end face, collision prevention beam component（3）Rear end
The both sides in face are separately fixed at two curb girders（2）Front end face on, the transverse beam assembly（1）The middle part of front end face is equipped with connecting platform
（5）, connecting platform（5）Leading flank on be vertically fixed one piece of installing plate（6）, the installing plate（6）It is equipped with and electric car vehicle
The connecting sleeve of hook connects（20）, connecting platform（5）Both sides the horizontal beam extended forwards is installed（7）, the anticollision
Device（7）Front end exceed the collision prevention beam component（3）Front end face, carry drivers' cab cover body pedestal two support bases（4）Point
The transverse beam assembly is not fixed on（1）Left and right side on.
2. low-floor tramcar drivers' cab chassis according to claim 1, it is characterized in that：The transverse beam assembly（1）Bag
Include front beam（8）, rear cross beam（9）, longeron（10）, several longerons（10）It is fixedly connected on forward and backward crossbeam（8、9）Between, it is described
Front beam（8）Height be higher than rear cross beam（9）, the front beam（8）, rear cross beam（9）, longeron（10）Bottom surface it is concordant, it is described
Longeron（10）Top surface for slope, the lower edge of the slope is weldingly fixed on rear cross beam（9）Top, slope it is upper
Edge is weldingly fixed on front beam（8）Top.
3. low-floor tramcar drivers' cab chassis according to claim 2, it is characterized in that：The longeron（10）Main body
For one piece of riser, the top edge of riser is to the left or 90 ° of right side bending forms the slope, and the lower edge of riser is to one side
90 ° of formation bottom surfaces of bending, the riser bottom surface are identical with the wrap direction of slope.
4. low-floor tramcar drivers' cab chassis according to claim 1, it is characterized in that：The collision prevention beam component（3）
Including collision prevention girders（11）, left and right side bar（12）, fixed beam（13）And supporting beam（14）, the left and right side bar（12）In eight words
Shape is fixed on collision prevention girders（11）Both ends, the collision prevention girders（11）, left and right side bar（12）For integral type bending part, fixed beam
（13）It is weldingly fixed between the rear end of left side beam and the rear end of the right beam, the fixed beam（13）And collision prevention girders（11）Between water
Flat welded is fixed with several supporting beams（14）, the fixed beam（13）It is weldingly fixed on the curb girder（2）On.
5. low-floor tramcar drivers' cab chassis according to claim 4, it is characterized in that：The collision prevention girders（11）For slot
Steel, the notch of channel steel is towards the fixed beam（13）, reinforcing rib is equipped between the top and bottom sidewall of channel steel.
6. low-floor tramcar drivers' cab chassis according to claim 2, it is characterized in that：The connecting platform（5）Bag
Include the cover board being correspondingly arranged up and down（16）And bottom plate（17）And baffle（18）, cover board（16）And bottom plate（17）Rear side welding it is solid
It is scheduled on transverse beam assembly（1）Front end face on, the installing plate（6）The back side be welded on the front side edge of cover board and bottom plate, the company
Female connector pipe（20）Rear end be weldingly fixed on the front beam（8）Upper, connecting sleeve（20）Front end set through described install
Some through holes, the baffle（18）It is fixed on the cover board（16）Front side edge and bottom plate（17）Front side edge between neutral gear
It is interior.
7. low-floor tramcar drivers' cab chassis according to claim 6, it is characterized in that：The installing plate（6）Both sides
Baffle on open up one and the beam respectively（7）Coordinate the mounting groove of installation.
8. low-floor tramcar drivers' cab chassis according to claim 1, it is characterized in that：The support base（4）Including
Angle bar（19）And gusset（15）, the angle bar（19）Along transverse beam assembly（1）Lateral surface forward horizontal extend to curb girder（2）'s
Lateral surface, the angle bar（19）A right angle up, another right-angle surface be welded on transverse beam assembly（1）Upper, curb girder（2）'s
On lateral surface, the angle bar（19）With transverse beam assembly（1）Between and angle bar（19）And curb girder（2）Between be welded with gusset
（15）.
9. according to claim 1 to 8 any one of them low-floor tramcar drivers' cab chassis, it is characterized in that：The crossbeam
Component（1）, curb girder（2）, collision prevention beam component（3）, support base（4）Material be Q450NQR1 weathering steels.
10. low-floor tramcar drivers' cab chassis according to claim 9, it is characterized in that：The beam（7）It is located at
The collision prevention beam component（3）Lower section, the collision prevention beam component（3）Apart from ground 400-450mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283335.4U CN207403746U (en) | 2017-09-30 | 2017-09-30 | Low-floor tramcar drivers' cab chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721283335.4U CN207403746U (en) | 2017-09-30 | 2017-09-30 | Low-floor tramcar drivers' cab chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207403746U true CN207403746U (en) | 2018-05-25 |
Family
ID=62407216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721283335.4U Expired - Fee Related CN207403746U (en) | 2017-09-30 | 2017-09-30 | Low-floor tramcar drivers' cab chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207403746U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108860180A (en) * | 2018-07-03 | 2018-11-23 | 中车株洲电力机车有限公司 | A kind of cab structure and low floor vehicle of low floor vehicle |
| CN111845813A (en) * | 2020-08-07 | 2020-10-30 | 中车大连机车车辆有限公司 | 100% low-floor tram cab and floor structure thereof |
-
2017
- 2017-09-30 CN CN201721283335.4U patent/CN207403746U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108860180A (en) * | 2018-07-03 | 2018-11-23 | 中车株洲电力机车有限公司 | A kind of cab structure and low floor vehicle of low floor vehicle |
| CN108860180B (en) * | 2018-07-03 | 2020-01-17 | 中车株洲电力机车有限公司 | Cab structure of low-floor vehicle and low-floor vehicle |
| CN111845813A (en) * | 2020-08-07 | 2020-10-30 | 中车大连机车车辆有限公司 | 100% low-floor tram cab and floor structure thereof |
| CN111845813B (en) * | 2020-08-07 | 2022-02-25 | 中车大连机车车辆有限公司 | 100% low-floor tram cab and floor structure thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180525 Termination date: 20210930 |