CN203592985U - Skirt board structure of bullet train head - Google Patents
Skirt board structure of bullet train head Download PDFInfo
- Publication number
- CN203592985U CN203592985U CN201320733684.7U CN201320733684U CN203592985U CN 203592985 U CN203592985 U CN 203592985U CN 201320733684 U CN201320733684 U CN 201320733684U CN 203592985 U CN203592985 U CN 203592985U
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- Prior art keywords
- edge
- apron board
- board structure
- skirtboard
- lock
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- Expired - Lifetime
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- 238000007689 inspection Methods 0.000 claims abstract description 23
- 230000007704 transition Effects 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 5
- 239000003351 stiffener Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 6
- 230000000007 visual effect Effects 0.000 abstract description 4
- 239000011152 fibreglass Substances 0.000 abstract 1
- 238000002156 mixing Methods 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000009711 regulatory function Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000016776 visual perception Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The utility model provides a skirt board structure of a bullet train head. The problems that the connection design curved surface of an existing skirt board and the bullet train head is not smooth, so that the traveling resistance is increased; meanwhile, an inspection door is locked through a bolt, so that operation is complex and consuming in time are solved. According to the skirt board structure of the bullet train head, a wave-shaped outline edge is arranged at the front end of a skirt board, the board surface of the skirt board is continued by the wave-shaped outline edge to transitionally form a corresponding convex arc face and a concave arc face, the convex arc face and the concave arc face are in transitional connection through a flow diversion dent, a lap joint edge is arranged on the top of the skirt board, the lap joint edge is a curved-shaped transitional arc face, the rear end of the skirt plate is provided with a connecting edge, and the connecting edge is a curved-shaped transitional arc face. According to the skirt board structure, the glass fiber reinforced plastic skirt board is lighter and better in functionality; the streamline curved face of the skirt board is reasonably designed, the integral shape is smooth, visual impact is achieved, air resistance can be better reduced, and traveling safety is improved. Stable locking is achieved through a skirt board lock, and mounting and dismounting are convenient.
Description
Technical field
The utility model belongs to motor-car vehicle technology field, the physical construction that relates to a kind of headstock bottom skirtboard and be linked and packed, particularly a kind of motor-car headstock apron board structure.
Background technology
Skirtboard is the vitals of headstock outermost layer bottom front end, and it is in the time of motor-car high-speed cruising, and requirement can effectively reduce air resistance, and equipment under protection and tool car.On skirtboard, also need to arrange inspection door, and then by the opening of inspection door, realize to note sand mouth note sand.
Skirtboard shape design of the prior art, makes not form one fleetline transition modeling with headstock after skirtboard assembling, and on visual perception, causes lofty sense; This slack linking shape, in the time of high-speed cruising, does not meet aerodynamics, presses mechanical property, mechanical characteristics, increase the resistance of Air Flow, and then virtually increased overall headstock institute bearing pressure, affected the lifting of the speed of a motor vehicle, even cause the damage of sweep structure, threaten traffic safety.
Inspection door in conventional construction be bolted close locked, this kind of structure is loaded down with trivial details time-consuming in the unlatching of inspection door and the operation of locking, and it belongs to rigid locking mode, easily generation vibration in high speed traveling, cause bolted inefficacy, inspection door to come off, cause driving dangerous.
Utility model content
The purpose of this utility model is to have the problems referred to above for existing technology, propose a kind of by the curvature arc shape of appropriate design plate face, reach good transition with body part around and join, make overall headstock shape more smooth, reduce the motor-car headstock apron board structure of car resistance.
The purpose of this utility model can realize by following technical proposal: a kind of motor-car headstock apron board structure, the front end of described skirtboard has waveform silhouette edge edge, the plate face of described skirtboard goes out corresponding convex globoidal and cancave cambered surface by waveform silhouette edge along continuity transition, between described convex globoidal and cancave cambered surface, be connected by the transition of water conservancy diversion indenture, the top of described skirtboard has overlap joint edge, described overlap joint edge is shaped form transition cambered surface, the rear end of described skirtboard has linking edge, and described linking edge is shaped form transition cambered surface.
In this motor-car headstock apron board structure, skirtboard is arranged on motor train unit headstock bottom, the front end of skirtboard and bottom streamlined reefer housing surface blending, the top of skirtboard and the transition of headstock lower curved face, the rear end of skirtboard and other skirtboard surface blending, make thus skirtboard and headstock form one streamlined configuration, further make moulded more smoothly, there is very strong visual impact.Water conservancy diversion indenture is the design of stream line pattern camber line, and the front end of water conservancy diversion indenture is low, rises and extends backward gradually, is beneficial to thus air-flow towards rear side water conservancy diversion, and then effectively reduces air resistance, guarantee driving safety in high speed traveling process.
In above-mentioned motor-car headstock apron board structure, described overlap joint along on apron board lock is set, on the plate body inwall of headstock bottom, connection lock element is set, described apron board lock is inserted to stretch into and is formed the locking that is connected in connection lock element.Between skirtboard and car body, be connected mutually by the connection lock element on apron board lock and car body, this is simple in structure, quick and easy for installation, is convenient to dismounting, repair and replacement, and has regulatory function.
In above-mentioned motor-car headstock apron board structure, described apron board lock comprise wear be positioned overlap joint along upper lock body, described lock body exposes the outer end that overlaps edge and sets firmly ring stiffener, and described lock body stretches out the inner socket setscrew nut on overlap joint edge, described setscrew nut be connected sandwiched packing ring between edge.
In above-mentioned motor-car headstock apron board structure, described connection lock element comprises the limitting casing being installed on headstock plate body, and in described limitting casing, elasticity arranges captive nut.Captive nut can carry out the adjusting of elastic displacement in the height of limitting casing, regulates headstock and skirtboard formation to be fastenedly connected to facilitate.Lock body the inner of apron board lock has threaded column, and described threaded column completes screw-threaded coupling by screwing to insert to stretch in captive nut.
In above-mentioned motor-car headstock apron board structure, on the plate face of described skirtboard, inspection door is set, on described inspection door, install and compress anti-uncaging.Adopt the apron board lock of better performances, checking, under maintenance car, when equipment, dismounting skirtboard easily, in the middle of high-speed cruising, guarantees that apron board lock does not produce fracture and causes major accident, guarantees that motor-car has good aeroperformance in the time of high-speed cruising.
In above-mentioned motor-car headstock apron board structure, described compression is anti-uncages that what expose inspection door outside is the square projection of unblanking, and the inner side that the locking lock of described compression is positioned at inspection door is the shank of the key of L-square shape, described in unblank to be connected by lock shaft between projection and shank of the key.Can open the locking row that is locked into of compression by four jiaos of general keys and overhaul and note sand, and be provided with and cushion and slip-off preventing parts in inspection door inner side.
In above-mentioned motor-car headstock apron board structure, on the inwall on described linking edge, set firmly connecting strap, on described connecting strap, offer connecting bore.Between the skirtboard of contiguous concatenation, wear connecting strap by bolt and be connected mutually, i.e. the linking of each skirtboard arranges connecting strap along locating equal correspondence, and two adjacent connecting straps fit connecting bore is communicated, so admittedly wear bolt complete location be connected.
In above-mentioned motor-car headstock apron board structure, described skirtboard is glass-felt plastic plate body.The main body of skirtboard is glass fibre reinforced plastic structure, adopts hand to stick with paste mode moulding, meets the fire-protection standard of DIN5510S4-SR2-ST2.Skirtboard thickness is 6mm, and wherein the concrete contour dimension of apron board assembly is 1594*739*20, and product weight is only 25KG, the in the situation that of proof strength, weight is reduced to minimum.
Compared with prior art, this motor-car headstock apron board structure adopts glass steel material, makes its weight lighter, functional better; The stream line pattern curved surface of appropriate design skirtboard, and then make overall headstock shape one smoothness, there is very strong visual impact, and highly meet aerodynamics, pressure mechanical property, mechanical characteristics, be beneficial to and reduce air resistance, promote travel safety; Also, by the peculiar structure of apron board lock, realize firmly locking, mounting or dismounting are convenient, further simple Optimal structure.
Accompanying drawing explanation
Fig. 1 is the perspective view of this motor-car headstock apron board structure.
Fig. 2 is the planar structure schematic diagram of apron board lock in this motor-car headstock apron board structure.
Fig. 3 is the structural representation of connection lock element in this motor-car headstock apron board structure.
Fig. 4 is the structural representation of inspection door in this motor-car headstock apron board structure.
In figure, 1, skirtboard; 1a, water conservancy diversion indenture; 1b, overlap joint edge; 1c, linking edge; 2, apron board lock; 2a, lock body; 2b, ring stiffener; 2c, setscrew nut; 2d, packing ring; 3, connection lock element; 3a, limitting casing; 3b, captive nut; 4, inspection door; 5, compress anti-uncaging.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Fig. 1,2,3 and 4, skirtboard 1 main body in this motor-car headstock apron board structure is glass-felt plastic plate body, adopts hand to stick with paste mode moulding, meets the fire-protection standard of DIN5510S4-SR2-ST2.Skirtboard 1 thickness is 6mm, and wherein the concrete contour dimension of skirtboard 1 assembly is 1594*739*20, and product weight is only 25KG, the in the situation that of proof strength, weight is reduced to minimum.
The front end of skirtboard 1 has waveform silhouette edge edge, and the plate face of skirtboard 1 by waveform silhouette edge along continuity transition go out corresponding convex globoidal and cancave cambered surface, between this convex globoidal and cancave cambered surface, be connected by water conservancy diversion indenture 1a transition.Water conservancy diversion indenture 1a is the design of stream line pattern camber line, and the front end of water conservancy diversion indenture 1a is low, rises and extends backward gradually, is beneficial to thus air-flow towards rear side water conservancy diversion, and then effectively reduces air resistance, guarantee driving safety in high speed traveling process.
The top of skirtboard 1 has overlap joint along 1b, and this overlap joint is shaped form transition cambered surface along 1b, and the rear end of skirtboard 1 has linking along 1c, and this linking is shaped form transition cambered surface along 1c.Skirtboard 1 is arranged on motor train unit headstock bottom, the front end of skirtboard 1 and bottom streamlined reefer housing surface blending, the top of skirtboard 1 and the transition of headstock lower curved face, the rear end of skirtboard 1 and other skirtboard surface blending, make thus skirtboard 1 and headstock form one streamlined configuration, further make moulded more smoothly, there is very strong visual impact.
Overlap joint, along apron board lock 2 is set on 1b, arranges connection lock element 3 on the plate body inwall of headstock bottom, and apron board lock 2 is inserted and stretched into the interior formation of connection lock element 3 locking that is connected.Concrete structure is, apron board lock 2 comprise wear be positioned overlap joint along the lock body 2a on 1b, this lock body 2a exposes overlap joint and sets firmly ring stiffener 2b along the outer end of 1b, lock body 2a stretches out the inner socket setscrew nut 2c of overlap joint along 1b, and lock body 2a the inner stretch out for peg graft locking threaded column, setscrew nut 2c be connected along sandwiched packing ring 2d between 1c.Connection lock element 3 comprises the limitting casing 3a being installed on headstock plate body, and in this limitting casing 3a, elasticity arranges captive nut 3b.The threaded column of apron board lock 2 completes screw-threaded coupling by screwing to insert to stretch in captive nut 3b, and in the height of limitting casing 3a, carries out the adjusting of elastic displacement by captive nut 3b, regulates headstock and skirtboard 1 formation to be fastenedly connected to facilitate.Between skirtboard 1 and car body, be connected mutually by apron board lock 2 and the connection lock element 3 on car body, this is simple in structure, quick and easy for installation, is convenient to dismounting, repair and replacement, and has regulatory function.
Be connected along setting firmly connecting strap on the inwall of 1c, on this connecting strap, offer connecting bore.Between the skirtboard 1 of contiguous concatenation, wear connecting strap by bolt and be connected mutually, i.e. the linking of each skirtboard arranges connecting strap along the equal correspondence in 1c place, and two adjacent connecting straps fit connecting bore is communicated, so admittedly wear bolt complete location be connected.
On the plate face of skirtboard 1, inspection door 4 is set, installs to compress and prevent uncaging 5 on this inspection door 4, inspection door 4 inner sides are also provided with buffering and slip-off preventing parts.Compress and anti-uncage 5 what expose inspection door 4 outsides is the square projection of unblanking, compressing anti-5 inner sides that are positioned at inspection door 4 of uncaging is the shank of the key of L-square shape, and between the projection of unblanking and shank of the key, be connected by lock shaft, can open and compress anti-uncaging and 5 overhaul and note sand by four jiaos of general keys.Adopt the apron board lock 2 of better performances, checking, under maintenance car, when equipment, dismounting skirtboard 1 easily, in the middle of high-speed cruising, guarantee apron board lock 2 not produce fracture and cause major accident, guaranteeing that motor-car has good aeroperformance in the time of high-speed cruising.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used skirtboard 1 herein; Water conservancy diversion indenture 1a; Overlap joint is along 1b; Be connected along 1c; Apron board lock 2; Lock body 2a; Ring stiffener 2b; Setscrew nut 2c; Packing ring 2d; Connection lock element 3; Limitting casing 3a; Captive nut 3b; Inspection door 4; Compress anti-5 terms such as grade that uncage, but do not get rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (8)
1. a motor-car headstock apron board structure, it is characterized in that, the front end of described skirtboard has waveform silhouette edge edge, the plate face of described skirtboard goes out corresponding convex globoidal and cancave cambered surface by waveform silhouette edge along continuity transition, between described convex globoidal and cancave cambered surface, be connected by the transition of water conservancy diversion indenture, the top of described skirtboard has overlap joint edge, and described overlap joint edge is shaped form transition cambered surface, the rear end of described skirtboard has linking edge, and described linking edge is shaped form transition cambered surface.
2. motor-car headstock apron board structure according to claim 1, is characterized in that, described overlap joint along on apron board lock is set, on the plate body inwall of headstock bottom, connection lock element is set, described apron board lock is inserted to stretch into and is formed the locking that is connected in connection lock element.
3. motor-car headstock apron board structure according to claim 2, it is characterized in that, described apron board lock comprise wear be positioned overlap joint along upper lock body, described lock body exposes the outer end that overlaps edge and sets firmly ring stiffener, described lock body stretches out the inner socket setscrew nut on overlap joint edge, described setscrew nut be connected sandwiched packing ring between edge.
4. motor-car headstock apron board structure according to claim 2, is characterized in that, described connection lock element comprises the limitting casing being installed on headstock plate body, and in described limitting casing, elasticity arranges captive nut.
5. motor-car headstock apron board structure according to claim 1, is characterized in that, on the plate face of described skirtboard, inspection door is set, and installs and compress anti-uncaging on described inspection door.
6. motor-car headstock apron board structure according to claim 5, it is characterized in that, described compression is anti-uncages that what expose inspection door outside is the square projection of unblanking, and the inner side that the locking lock of described compression is positioned at inspection door is the shank of the key of L-square shape, described in unblank to be connected by lock shaft between projection and shank of the key.
7. motor-car headstock apron board structure according to claim 1, is characterized in that, on the inwall on described linking edge, sets firmly connecting strap, on described connecting strap, offers connecting bore.
8. according to the motor-car headstock apron board structure described in any one in claim 1 to 7, it is characterized in that, described skirtboard is glass-felt plastic plate body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320733684.7U CN203592985U (en) | 2013-11-19 | 2013-11-19 | Skirt board structure of bullet train head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320733684.7U CN203592985U (en) | 2013-11-19 | 2013-11-19 | Skirt board structure of bullet train head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203592985U true CN203592985U (en) | 2014-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320733684.7U Expired - Lifetime CN203592985U (en) | 2013-11-19 | 2013-11-19 | Skirt board structure of bullet train head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203592985U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792101A (en) * | 2017-09-26 | 2018-03-13 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle and its train switching mechanism for front cover |
| CN112776838A (en) * | 2019-11-08 | 2021-05-11 | 中车唐山机车车辆有限公司 | Guiding device, head car carriage and rail vehicle |
-
2013
- 2013-11-19 CN CN201320733684.7U patent/CN203592985U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792101A (en) * | 2017-09-26 | 2018-03-13 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle and its train switching mechanism for front cover |
| WO2019062138A1 (en) * | 2017-09-26 | 2019-04-04 | 中车青岛四方机车车辆股份有限公司 | Railway vehicle and train front cover opening and closing mechanism thereof |
| CN112776838A (en) * | 2019-11-08 | 2021-05-11 | 中车唐山机车车辆有限公司 | Guiding device, head car carriage and rail vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140514 |
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| CX01 | Expiry of patent term |