CN207292003U - Low-floor tramcar strengthens headwall - Google Patents
Low-floor tramcar strengthens headwall Download PDFInfo
- Publication number
- CN207292003U CN207292003U CN201721280162.0U CN201721280162U CN207292003U CN 207292003 U CN207292003 U CN 207292003U CN 201721280162 U CN201721280162 U CN 201721280162U CN 207292003 U CN207292003 U CN 207292003U
- Authority
- CN
- China
- Prior art keywords
- top end
- transverse member
- end transverse
- rail
- door
- 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.)
- Expired - Fee Related
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Abstract
It the utility model is related to low-floor tramcar field, disclose a kind of low-floor tramcar and strengthen headwall, two door pillars are fixed on door opening both sides vertically respectively, top end transverse member is fixed on the top of door opening, bottom end rail is fixed between door opening and top end transverse member, top end transverse member is parallel to each other with bottom end rail, two door pillars are vertical with top end transverse member, some first columns are between top end transverse member and bottom end rail and vertical with the two, the top and bottom of each first column are effectively contacted with the bottom surface of top end transverse member and the top surface of bottom end rail respectively, the first column of two of which is coaxially disposed with two door pillars respectively, effectively contacted between the both ends of top end transverse member and the roof side rail of side wall, and a closed loop is formed between two top end transverse members and two roof side rails of the compartment both sides side wall on two headwalls at compartment both ends.The top end transverse member of this headwall can form closed loop between the roof side rail of side wall, be conducive to the stress on top end transverse member being distributed on the roof side rail of side wall, and then stress is delivered on the column of side wall by the roof side rail of side wall, effective dispersive stress.
Description
Technical field
Low-floor tramcar construction applications are the utility model is related to, more particularly to a kind of low-floor tramcar strengthens end
Wall.
Background technology
Low-floor tramcar is safe because its speed is fast, economical and practical, becomes the first choice of people's trip at present,
Low-floor tramcar is mainly used for meeting medium-sized city Development of Public Transport demand, desin speed 80km/h, highest overall trip speed
70km/h, per hour unidirectional capacity reach medium-heavy road traffic level.Meet green low-carbon world development direction, structure uses reliable.
Due to using novel on-vehicle accumulation power supply new technology, car body weight is laid particular stress on, therefore is meeting that body construction intensity meets EN12663
On the premise of etc. relevant criterion, body construction need to be optimized.
Utility model content
Purpose of utility model：For problems of the prior art, the utility model provides a kind of low-floor rail electricity
Car strengthens headwall, and the top end transverse member on the headwall can form closed loop between the roof side rail of low-floor tramcar side wall, favorably
It is distributed in by the stress on top end transverse member on the roof side rail of side wall, and then stress is guided to the column of side wall by the roof side rail of side wall
On, effective dispersive stress.
Technical solution：The utility model provides a kind of low-floor tramcar and strengthens headwall, including opens up the illiteracy of door opening
Skin and top end transverse member, bottom end rail, two door pillars and some first columns for being fixed on the covering one side, two door pillars point
The door opening both sides it are not fixed on vertically, the top end transverse member is fixed on the top of the door opening, and the bottom end rail is fixed on described
Between door opening and the top end transverse member, the top end transverse member is parallel to each other with the bottom end rail, two door pillars and the top end transverse member
Vertically, some first columns are between the top end transverse member and the bottom end rail and vertical with the two, and each described first is vertical
The top of column is effectively contacted with the bottom surface of the top end transverse member, and bottom is effectively contacted with the top surface of the bottom end rail, wherein there is two
First column is coaxially disposed with two door pillars respectively, the both ends of the top end transverse member and the top of low-floor tramcar side wall
Effectively contacted between beam, and on two of two top end transverse members on two headwalls at compartment both ends and the compartment both sides side wall
A closed loop is formed between side bar.
Further, low-floor tramcar reinforcement headwall further includes air passage mounting bracket, the air passage mounting bracket
It is fixed on the covering above the top end transverse member.
Further, the low-floor tramcar strengthen headwall further include be fixed on it is symmetrical on the covering
Among the air passage mounting bracket and both sides some second columns, each second uprights vertical is in the top end transverse member, each institute
The bottom surface of the second column is stated effectively to contact with the top surface of the top end transverse member.The setting of second column is in order to which low-floor rail is electric
The stress that car roof is concentrated is delivered on the top end transverse member of headwall along the second column, and the roof side rail of side wall is then delivered to by top end transverse member
On, finally it is delivered on the column of side wall and is disperseed by roof side rail again.
Preferably, low-floor tramcar reinforcement headwall further includes some crossbeams, and some crossbeams are divided into two groups simultaneously
It is separately fixed on the covering on the outside of two door pillars, some crossbeams are each perpendicular to the door pillar and one end and institute
Door pillar is stated effectively to contact.
Beneficial effect：In the utility model, on the one hand, the both ends of the top end transverse member of two headwalls at compartment both ends are respectively with two
Effectively contact forms a closed loop between the roof side rail of side side wall, and such closed loop configuration enables the stress on top end transverse member to divide
It is scattered on roof side rail, and then is drawn out to by roof side rail on multiple columns of the side wall below roof side rail, reaches the mesh that stress disperses
's；On the other hand, in some first columns between top end transverse member and bottom end rail, there are two the first columns same with two door pillars respectively
Axis is set, in this way, the stress on top end transverse member can also be delivered on two door pillars through the first column and achieve the purpose that stress disperses.
Brief description of the drawings
Fig. 1 is the front view that low-floor tramcar strengthens headwall；
Fig. 2 is that low-floor tramcar strengthens the dimensional structure diagram after headwall is combined with side wall and roof.
Embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
Present embodiments provide for a kind of low-floor tramcar to strengthen headwall, as shown in Figure 1, the headwall is mainly by covering
2 and the first column 6 of the door pillar 5, five of top end transverse member 3, bottom end rail 4, two, the air passage mounting bracket 8, five that are fixed on covering 2
Second column 9 and two groups of crossbeams 10 form, and the middle part of covering 2 opens up door opening 1, the both sides of door opening 1 be respectively fixed with one perpendicular to
The door pillar 5 on ground, door opening 1 are fixedly arranged above top end transverse member 3 and bottom end rail 4 parallel to the ground, the bottom surface of bottom end rail 4 and two doors
The top surface of column 5 effectively contacts, and has prepsetting gap between top end transverse member 3 and bottom end rail 4, and the prepsetting gap can just be used for simultaneously
Five the first columns 6 are put in discharge, and five the first columns 6 are each perpendicular to ground setting, and the top surface of five the first columns 6 with it is upper
The bottom surface of end carriage 3 effectively contacts, and the bottom surface of five the first columns 6 is effectively contacted with the top surface of bottom end rail 4, wherein there is one
One column 6 is located at 1 middle position of door opening, remaining four the first columns 6 are respectively using the first column of the centre as symmetry axis pair
Title is distributed in both sides, and wherein has two the first columns 6 to be coaxially disposed respectively with two door pillars 5；Air passage mounting bracket 8 is located at upper end
, in five the second columns 9, there is a centre position for being located at air passage mounting bracket 8 in centre position above beam, remaining four second vertical
Column 9 is symmetrically distributed in the both sides of air passage mounting bracket 8 using the second column of the centre as symmetry axis respectively, and each second column 9 is equal
Perpendicular to top end transverse member 3, bottom surface is effectively contacted with the top surface of top end transverse member 3；Each crossbeam in two groups of crossbeams 10 is set each parallel to ground
Put, and two groups of crossbeams 10 are separately fixed at two outsides of door pillar 5, and one end of each crossbeam 10 is effectively contacted with the outside of door pillar 5.
Such as Fig. 2, one section of former and later two headwall of compartment（A headwall is only shown in figure）Two top end transverse members 3 both ends end respectively with
The roof side rail 701 of compartment both sides side wall 7 effectively contacts, in this way, two of two top end transverse members 3 of both ends headwall and both sides side wall 7
Roof side rail 701 forms a closed loop.
When having stress concentration on the top end transverse member 3 of headwall, on the one hand, the stress concentrated on top end transverse member 3 can be delivered to and it
On two roof side rails 701 effectively contacted, and then it is delivered to vertical with roof side rail 701 by two roof side rails 701 again and effectively connects
It scatter on tactile multiple side wall columns 702；On the other hand, the stress concentrated on top end transverse member 3 can also be passed by each first column 6
Bottom end rail 4 is delivered to, and then is delivered on door pillar 5 and scatter.The stress concentrated on roof 11 is delivered to upper end by the second column 9
Beam 3, is then delivered on column 702 through roof side rail 701 and scatter successively again.
The above embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with this skill
The people of art can understand the content of the utility model and implement according to this, can not limit the scope of protection of the utility model with this.
All equivalent transformations done according to the utility model Spirit Essence or modification, should all cover the scope of protection of the utility model it
It is interior.
Claims (4)
1. a kind of low-floor tramcar strengthens headwall, it is characterised in that including opening up door opening（1）Covering（2）It is and fixed
In the covering（2）Top end transverse member simultaneously（3）, bottom end rail（4）, two door pillars（5）With some first columns（6）, described in two
Door pillar（5）It is fixed on the door opening vertically respectively（1）Both sides, the top end transverse member（3）It is fixed on the door opening（1）Top, institute
State bottom end rail（4）It is fixed on the door opening（1）With the top end transverse member（3）Between, the top end transverse member（3）With the bottom end rail（4）
It is parallel to each other, two door pillars（5）With the top end transverse member（3）Vertically, some first columns（6）Positioned at the top end transverse member
（3）With the bottom end rail（4）Between and, each first column vertical with the two（6）Top and the top end transverse member（3）Bottom
Face effectively contacts, bottom and the bottom end rail（4）Top surface effectively contact, wherein there is two the first columns（6）Respectively with two
The door pillar（5）It is coaxially disposed, the top end transverse member（3）Both ends and low-floor tramcar side wall（7）Roof side rail（701）It
Between effectively contact, and two top end transverse members on two headwalls at compartment both ends（3）With the compartment both sides side wall（7）Two
Roof side rail（701）Between formed a closed loop.
2. low-floor tramcar according to claim 1 strengthens headwall, it is characterised in that further includes air passage mounting bracket
（8）, the air passage mounting bracket（8）It is fixed on the top end transverse member（3）The covering of top（2）On.
3. low-floor tramcar according to claim 2 strengthens headwall, it is characterised in that further includes and is fixed on the illiteracy
Skin（2）On be symmetrically distributed in the air passage mounting bracket（8）Middle and both sides some second columns（9）, each described second is vertical
Column（9）Perpendicular to the top end transverse member（3）, each second column（9）Bottom surface and the top end transverse member（3）Top surface effectively connect
Touch.
4. low-floor tramcar according to any one of claim 1 to 3 strengthens headwall, it is characterised in that further includes
Some crossbeams（10）, some crossbeams（10）It is divided into two groups and is separately fixed at two door pillars（5）The covering in outside（2）
On, some crossbeams（10）It is each perpendicular to the door pillar（5）And one end and the door pillar（5）Effectively contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721280162.0U CN207292003U (en) | 2017-09-30 | 2017-09-30 | Low-floor tramcar strengthens headwall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721280162.0U CN207292003U (en) | 2017-09-30 | 2017-09-30 | Low-floor tramcar strengthens headwall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207292003U true CN207292003U (en) | 2018-05-01 |
Family
ID=62440653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721280162.0U Expired - Fee Related CN207292003U (en) | 2017-09-30 | 2017-09-30 | Low-floor tramcar strengthens headwall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207292003U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111806478A (en) * | 2020-07-28 | 2020-10-23 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle headwall and rail vehicle |
| FR3121650A1 (en) * | 2021-04-12 | 2022-10-14 | Alstom Transport Technologies | Structural part of a railway vehicle adapted to form a rear face |
-
2017
- 2017-09-30 CN CN201721280162.0U patent/CN207292003U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111806478A (en) * | 2020-07-28 | 2020-10-23 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle headwall and rail vehicle |
| FR3121650A1 (en) * | 2021-04-12 | 2022-10-14 | Alstom Transport Technologies | Structural part of a railway vehicle adapted to form a rear face |
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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: 20180501 Termination date: 20210930 |