CN207747964U - A kind of outer hood and locomotive - Google Patents

Abstract

The utility model provides a kind of outer hood and locomotive, is related to outer hood construction applications.A kind of outer hood, for the headwall edge of the car body mounted on locomotive, including：Skeleton and ethylene propylene diene rubber capsule, ethylene propylene diene rubber capsule is U-shaped structure made of the rubber plate benging that plane mould is molded, the open end of U-shaped ethylene propylene diene rubber capsule is connect with skeleton by the first fixedly connected part, and the one end of skeleton far from capsule is the connecting pin being connect for the headwall with locomotive.This outer hood is mainly used in locomotive or radian is less or to the lower vehicle of shape requirement, has many advantages, such as short molding cycle, at low cost.

Description

A kind of outer hood and locomotive

Technical field

The utility model is related to outer hood construction applications, in particular to a kind of outer hood and locomotive.

Background technology

Pressure caused by the vehicle end resistance of locomotive or shape radian is larger, popular type is of less demanding vehicle is predominantly vortexed Loss, accounts for the large percentage of full vehicle resistance.In this case, outer hood comes into being, in the prior art in the headwall of vehicle Increasing outer hood can realize that vehicle end connects smoothness, elevator car group aerodynamic performance.

But the problems such as outer hood in the prior art has molding cycle long, and production cost is high.

Utility model content

The purpose of this utility model is to provide a kind of outer hood, this outer hood be mainly used in locomotive or radian it is less or To the lower vehicle of shape requirement, have many advantages, such as short molding cycle, it is at low cost.

The another object of the utility model is to provide a kind of locomotive, including above-mentioned outer hood.The outer hood of this locomotive Have many advantages, such as short molding cycle, it is at low cost.

The utility model is realized in this way：

A kind of outer hood, for the headwall edge of the car body mounted on locomotive, including：Skeleton and ethylene propylene diene rubber glue Capsule, ethylene propylene diene rubber capsule are U-shaped structure made of the rubber plate benging that plane mould is molded, U-shaped EPDM The open end of rubber capsule is connect with skeleton by the first fixedly connected part, and the one end of skeleton far from capsule is to be used for and locomotive Headwall connection connecting pin.

Further, in the preferred embodiment of the utility model, skeleton includes the first skeleton and the second skeleton, the first bone Frame and the second skeleton are connected to the both side ends of the open end of U-shaped ethylene propylene diene rubber capsule, and the first skeleton has The first connecting pin being connect with headwall, the second skeleton have the second connection end being connect with headwall.

Further, in the preferred embodiment of the utility model, the first skeleton and the second skeleton are aluminium section bar, and the One skeleton includes the first connecting portion and second for being respectively used to connect with ethylene propylene diene rubber capsule and headwall with the second skeleton Interconnecting piece, first connecting portion are connected with each other L-shaped with second connecting portion.

Further, in the preferred embodiment of the utility model, the first fixedly connected part includes the first connector and the Two connectors, and both side ends one end of the open end of ethylene propylene diene rubber capsule is connected by the first connector and the first skeleton It connects, the other end is connect by the second connector with the second skeleton.

Further, in the preferred embodiment of the utility model, the first connector and the second connector are fastening spiral shell Bolt.

Further, in the preferred embodiment of the utility model, first connecting portion has and ethylene propylene diene rubber capsule The joint face of lateral wall connection, joint face are convexly equipped with connection bump, and connection bump forms the link slot of " L " shape with joint face, and three In the end facility and link slot of one end of the open end of first EP rubbers capsule.

Further, in the preferred embodiment of the utility model, the horizontal direction of ethylene propylene diene rubber capsule it is transversal Face have sequentially connected first segmental arc, first straight line section, the second segmental arc and second straight line section, the first segmental arc and Second segmental arc is spliced by multiple isosceles trapezoids, and first straight line section is spliced with second straight line section by multiple rectangles.

Further, in the preferred embodiment of the utility model, the upper of multiple isosceles trapezoids of the first segmental arc is formed The length of side is the interior arc length of the first segmental arc, forms the outer of following a length of second segmental arc of multiple isosceles trapezoids of the first segmental arc Arc length；

The interior arc length of a length of second segmental arc in top of multiple isosceles trapezoids of the second segmental arc is formed, the second arc is formed The outer arc length of following a length of second segmental arc of multiple isosceles trapezoids of section.

Further, in the preferred embodiment of the utility model, the one end of skeleton far from capsule passes through second company of fixation The headwall of fitting and locomotive connect, and the second fixedly connected part include the first fixing piece and the second fixing piece, the first fixing piece and Second fixing piece is respectively used to fix the first skeleton and the second skeleton.

A kind of locomotive, including above-mentioned outer hood.

The embodiments of the present invention at least have following advantages or advantageous effect：

The utility model provides a kind of outer hood, and the headwall edge of the car body for being installed on locomotive includes mainly Skeleton and ethylene propylene diene rubber capsule.Wherein, skeleton by aluminium section bar bending form, simple in structure, moulding process is ripe； Cost can be reduced.After being connected with capsule, it is connect with car body by fastening bolt, it is simple for process.Meanwhile capsule uses three First EP rubbers material is shaped to rubber slab with simple plane mould.Design in this way can allow the shaping mould of its rubber Tool becomes simply to greatly reduce mold expense and shortens the production cycle.By the rubber slab of design, it is easy to be converted into capsule knot Radian U-shaped and corresponding with car body is constituted, therefore is suitable for certain curve radian, allows capsule to be smoothly molded, good appearance.

Description of the drawings

It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the cross section structure schematic diagram for the outer hood that the embodiments of the present invention provide；

Fig. 2 is the structural schematic diagram for the outer hood that the embodiments of the present invention provide；

Fig. 3 is the structural schematic diagram of the car body connection of outer hood and locomotive that the embodiments of the present invention provide.

Icon：100- outer hoods；101- car bodies；103- skeletons；105- ethylene propylene diene rubber capsules；The open ends 107-； The first fixedly connected parts of 109-；The connecting pins 111-；The first skeletons of 113-；The second skeletons of 115-；The first connecting pins 117-；119- Two connecting pins；121- first connecting portions；123- second connecting portions；The first connectors of 125-；The second connectors of 127-；129- connections Face；131- connection bumps；133- link slots；The first segmental arcs of 135-；137- first straight line sections；The second segmental arcs of 139-；141- Second straight line section；The second fixedly connected parts of 143-；The first fixing pieces of 145-；The second fixing pieces of 147-.

Specific implementation mode

It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached The detailed description of the embodiments of the present invention provided in figure is not intended to limit claimed the scope of the utility model, But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people The every other embodiment that member is obtained without creative efforts belongs to the model of the utility model protection It encloses.

It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.

In the description of the utility model embodiment, it should be noted that term "center", "upper", "lower", " left side ", The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on ... shown in the drawings or position Relationship or the utility model product using when the orientation or positional relationship usually put, be merely for convenience of describing this reality With novel and simplified description, does not indicate or imply the indicated device or element must have a particular orientation, with specific Azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " It is described etc. being only used for distinguishing, is not understood to indicate or imply relative importance.

In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art Language " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, and can also be detachable for example, it may be being fixedly connected Connection, or be integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, centre can also be passed through Medium is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.

In the present invention unless specifically defined or limited otherwise, fisrt feature is on or below second feature It may include that the first and second features are in direct contact, can also not be to be in direct contact but pass through it including the first and second features Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the Right over two features and oblique upper, or be merely representative of fisrt feature level height and be higher than second feature.Fisrt feature is in the second spy Under sign, lower section and fisrt feature included below are immediately below second feature and obliquely downward, or are merely representative of fisrt feature level Height is less than second feature.

Fig. 1 is the cross section structure schematic diagram for the outer hood 100 that the embodiments of the present invention provide；Fig. 2 is that this practicality is new The structural schematic diagram for the outer hood 100 that the embodiment of type provides.It please refers to Fig.1 and Fig. 2, present embodiments provides a kind of outer hood 100, for the headwall edge of the car body 101 mounted on locomotive, including skeleton 103 and ethylene propylene diene rubber capsule 105, ternary second Third rubber capsule 105 is U-shaped structure made of the rubber plate benging that plane mould is molded, U-shaped ethylene propylene diene rubber glue The open end 107 of capsule 105 is connect with skeleton 103 by the first fixedly connected part 109, and the one end of skeleton 103 far from capsule is The connecting pin 111 being connect for the headwall with locomotive.Capsule uses ethylene propylene diene rubber material, is molded with simple plane mould For rubber slab.Design can allow the molding die of its rubber to become simply to greatly reduce mold expense and shorten life in this way Produce the period.By the rubber slab of design, it is easy to be converted into capsule structure into radian U-shaped and corresponding with car body 101, therefore be applicable in In certain curve radian, capsule is allowed smoothly to be molded, good appearance.

Wherein, the material of ethylene propylene diene rubber capsule 105 is ethylene propylene diene rubber, and EPDM is ethylene, propylene and non- The terpolymer of conjugated diene.There is alkadienes special structure, only one of two keys could to be copolymerized, undersaturated pair Key primarily as interlinkage at.Another it is undersaturated will not become main polymer chain, only can become avris chain.EPDM Principal polymeric chain is fully saturated.This characteristic allows EPDM to resist heat, light, oxygen, especially ozone.Three First second third is substantially non-polar, and resistant to polar solvent and chemicals, water absorption rate is low, has good insulation special Property.In EPDM production process, by changing the quantity of three monomers, ethylene, propylene ratio, molecular weight and its distribution and sulphur The method of change can adjust its characteristic.

Specifically, referring to Fig. 1, skeleton 103 includes the first skeleton 113 and the second skeleton 115, the first skeleton 113 The both side ends of the open end 107 of U-shaped ethylene propylene diene rubber capsule 105, and the first bone are connected to the second skeleton 115 There is frame 113 the first connecting pin 117 being connect with headwall, the second skeleton 115 to have the second connection end 119 being connect with headwall. Certainly, in the other embodiment of the utility model, the shape and number of the first skeleton 113 and the second skeleton 115 can be with It is adjusted by demand, the utility model does not limit.

Wherein, the first skeleton 113 and the second skeleton 115 are aluminium section bar in the embodiments of the present invention.Aluminium section bar Machinable be excellent.In various modifications aluminium alloy and cast aluminium alloy gold, and have after these alloy outputs Various states in, the variation of machining characteristics is quite big, this just needs special lathe or technology.Meanwhile aluminium section bar also has There are preferable formability, specific tensile strength, yield strength, ductility and corresponding work hardening rate to dominate fair Perhaps the variation of deflection.Certainly, in the other embodiment of the utility model, the material of the first skeleton 113 and the second skeleton 115 It can also be selected as desired, the utility model does not limit.

In detail, the first skeleton 113 includes being respectively used to connect with EPDM capsule and headwall with the second skeleton 115 First connecting portion 121 and second connecting portion 123, first connecting portion 121 is connected with each other L-shaped with second connecting portion 123.Bone Frame 103 by aluminium section bar bending form, simple in structure, moulding process is ripe；Cost can be reduced.It is connected with capsule Afterwards, it is connect with car body 101 by fastening bolt, it is simple for process.

Further, the one end of skeleton 103 far from capsule is connect by the second fixedly connected part 143 with the headwall of locomotive, And second fixedly connected part 143 include the first fixing piece 145 and the second fixing piece 147, the first fixing piece 145 and the second fixing piece 147 are respectively used to fix the first skeleton 113 and the second skeleton 115.

As a preferred option, the first fixing piece 145 and the second fixing piece 147 all can be fixing bolts.Fixing bolt Externally threaded cylinder (is carried by hexagon-head and ring flange (gasket below hexagonal is fixed together with hexagonal) and screw rod Body) a kind of fastener dimerous, it need to coordinate with nut, for being fastenedly connected two parts for carrying through-hole.Certainly, exist In the other embodiment of the utility model, type and the material of the first fixing piece 145 and the second fixing piece 147 can also be according to need It asks and is selected, the utility model does not limit.

Specifically, referring to Fig. 1, in the present embodiment, the first fixedly connected part 109 includes the first connector 125 Pass through the first connector with both side ends one end of the second connector 127, and the open end 107 of ethylene propylene diene rubber capsule 105 125 connect with the first skeleton 113, and the other end is connect by the second connector 127 with the second skeleton 115.

Wherein, the first connector 125 and the second connector 127 are fastening bolt.Fixing bolt is by hexagon-head and method Blue disk (gasket below hexagonal is fixed together with hexagonal) and screw rod (carrying externally threaded cylinder) are dimerous A kind of fastener need to coordinate with nut, for being fastenedly connected two parts for carrying through-hole.

In detail, first connecting portion 121 has the joint face 129 being connect with 105 lateral wall of ethylene propylene diene rubber capsule, even Junction 129 is convexly equipped with connection bump 131, and connection bump 131 forms the link slot 133 of " L " shape, EPDM with joint face 129 In the end facility and link slot 133 of one end of the open end 107 of rubber capsule 105.

Specifically, referring to Fig. 2, the cross section of the horizontal direction of ethylene propylene diene rubber capsule 105 has to be connected successively The first segmental arc 135, first straight line section 137, the second segmental arc 139 and the second straight line section 141 connect, the first segmental arc 135 And second segmental arc 139 be spliced by multiple isosceles trapezoids, first straight line section 137 and second straight line section 141 are by multiple length It is rectangular to be spliced.

Wherein, the interior arc length of a length of first segmental arc in top 135 of multiple isosceles trapezoids of the first segmental arc 135 of composition, Form the outer arc length of following a length of second segmental arc 139 of multiple isosceles trapezoids of the first segmental arc 135；

Form the interior arc length of a length of second segmental arc in top 139 of multiple isosceles trapezoids of the second segmental arc 139, composition the The outer arc length of following a length of second segmental arc 139 of multiple isosceles trapezoids of two segmental arcs 139.

Specifically, the expansion section of rubber slab is the section that capsule need to be converted into, and the radian on rubber slab both sides is vehicle end shape Radian is similar；Its method is after the inside and outside circular arc of outer hood 100 is carried out more deciles, to measure the arc length after its decile respectively；So Arc length is the upper length of side of isosceles trapezoid within afterwards, and the lower length of side of a length of isosceles trapezoid of outer arc, cross-sectional length AA is isosceles trapezoid Waist is long, forms isosceles trapezoid, in the rubber slab that the isosceles trapezoid of quantity identical as circular arc isodisperse is spelled to composition circular arc sector.Directly Then use the splicing of the straight length group rectangularity of cross-sectional length and linearity region in line region.In this way design so that rubber at Pattern tool becomes simply to greatly reduce mold expense and shortens the production cycle.By the rubber slab of design, it is easy to be converted into glue Capsule knot constitutes U-shaped and corresponding with car body 101 radian, therefore is suitable for certain curve radian, allows capsule to be smoothly molded, shape It is beautiful.

Fig. 3 is the structural representation that the outer hood 100 that the embodiments of the present invention provide is connect with the car body 101 of locomotive Figure.Referring to Fig. 3, the embodiments of the present invention additionally provide a kind of locomotive, including above-mentioned outer hood 100.Outer hood 100 It is installed on the 101 headwall edge of car body of locomotive.

The outer hood 100 that the embodiments of the present invention provide has the beneficial effect that：

The utility model provides a kind of outer hood 100, the headwall edge of the car body 101 for being installed on locomotive, master To include skeleton 103 and ethylene propylene diene rubber capsule 105.Wherein, skeleton 103 by aluminium section bar bending form, structure letter Single, moulding process is ripe；Cost can be reduced.After being connected with capsule, it is connect with car body 101 by fastening bolt, technique Simply.Meanwhile capsule uses ethylene propylene diene rubber material, and rubber slab is shaped to simple plane mould.It designs in this way The molding die of its rubber can be allowed to become simply to greatly reduce mold expense and shorten the production cycle.By the rubber of design Plate, it is easy to be converted into capsule structure into radian U-shaped and corresponding with car body 101, therefore be suitable for certain curve radian, allow glue Capsule is smoothly molded, good appearance.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of outer hood, the headwall edge for the car body mounted on locomotive, which is characterized in that including：Skeleton and ternary second Third rubber capsule, the ethylene propylene diene rubber capsule are U-shaped structure made of the rubber plate benging that plane mould is molded, U The open end of the ethylene propylene diene rubber capsule of type is connect with the skeleton by the first fixedly connected part, and the skeleton is remote One end from the capsule is the connecting pin being connect for the headwall with the locomotive.

2. outer hood according to claim 1, which is characterized in that the skeleton includes the first skeleton and the second skeleton, institute State the first skeleton and second skeleton be connected to the U-shaped ethylene propylene diene rubber capsule the open end both sides End, and there is first skeleton the first connecting pin being connect with the headwall, second skeleton to have and the headwall The second connection end of connection.

3. outer hood according to claim 2, which is characterized in that first skeleton and second skeleton are aluminium profiles Material, and first skeleton includes being respectively used to and the ethylene propylene diene rubber capsule and the headwall with second skeleton The first connecting portion and second connecting portion of connection, the first connecting portion are connected with each other L-shaped with the second connecting portion.

4. outer hood according to claim 3, which is characterized in that first fixedly connected part include the first connector with Second connector, and both side ends one end of the open end of the ethylene propylene diene rubber capsule passes through first connector It is connect with first skeleton, the other end is connect by second connector with second skeleton.

5. outer hood according to claim 4, which is characterized in that first connector is with second connector Fastening bolt.

6. outer hood according to claim 3, which is characterized in that the first connecting portion has and the ethylene-propylene-diene monomer The joint face of glue capsule lateral wall connection, the joint face are convexly equipped with connection bump, the connection bump and the joint face shape At the link slot of " L " shape, in the end facility and the link slot of one end of the open end of the ethylene propylene diene rubber capsule.

7. outer hood according to claim 1, which is characterized in that the cross of the horizontal direction of the ethylene propylene diene rubber capsule Section has sequentially connected first segmental arc, first straight line section, the second segmental arc and second straight line section, first arc Section and second segmental arc are spliced by multiple isosceles trapezoids, and the first straight line section is with the second straight line section by more A rectangle is spliced.

8. outer hood according to claim 7, which is characterized in that multiple isosceles ladders of composition first segmental arc The interior arc length of a length of first segmental arc in top of shape forms the following of multiple isosceles trapezoids of first segmental arc The outer arc length of a length of second segmental arc；

The interior arc length of a length of second segmental arc in top of multiple isosceles trapezoids of second segmental arc is formed, is formed The outer arc length of following a length of second segmental arc of multiple isosceles trapezoids of second segmental arc.

9. outer hood according to claim 2, which is characterized in that the skeleton is far from the ethylene propylene diene rubber capsule One end is connect by the second fixedly connected part with the headwall of the locomotive, and second fixedly connected part includes first solid Determine part and the second fixing piece, first fixing piece and second fixing piece be respectively used to fix first skeleton with it is described Second skeleton.

10. a kind of locomotive, which is characterized in that including the outer hood described in any one of claim 1 to 9.