CN213862224U

CN213862224U - Weight-reduction skirt board

Info

Publication number: CN213862224U
Application number: CN202022287167.4U
Authority: CN
Inventors: 姜成成; 王久东; 王艳杰; 董召
Original assignee: Tangshan Derunda Technology Co ltd
Current assignee: Tangshan Derunda Technology Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-08-03
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a subtract heavy type skirtboard, the front side of panel just is located and is provided with the gusset between two limiting plates, and the gusset includes trapezoidal arch and panel, and the rivet hole has all been seted up to the upper and lower both sides of plane board and panel and is located trapezoidal bellied left and right sides, is connected through rivet fixation between plane board and the panel, and has filled the adhesive between plane board and the panel, and the circulation mouth has all been seted up to trapezoidal bellied left and right sides, and the front side of gusset just is located and is provided with the skirtboard mount pad between two adjacent trapezoidal archs, the utility model relates to a motor car skirtboard technical field. This subtract heavy type skirtboard has avoided the skirtboard plane degree overproof, the size overproof scheduling problem that leads to because of welding deformation, and production technology is simple than welding formula skirtboard, and the product is lower to frock, workman technical level requirement, easily realizes, and bonding and riveted connected mode are stronger to the adaptability of environment, avoid bonding to the sensitivity of temperature, increase overall structure's reliability simultaneously.

Description

Weight-reduction skirt board

Technical Field

The utility model relates to a motor car skirtboard technical field specifically is a subtract heavy type skirtboard.

Background

Most key equipment of the high-speed motor train unit is hoisted under the train, and the motor train unit can generate strong air pressure waves when running at high speed on the train, so that the accident that stones, ice blocks or other objects strike the equipment under the train at high speed often happens, and the application safety of the high-speed train is seriously endangered. In order to reduce air resistance, protect and overhaul equipment under a train and ensure the safe operation of a high-speed motor train unit, a totally-enclosed equipment cabin under the train with the functions of diversion, protection and overhaul is required to be designed and installed under the train of the high-speed motor train unit with the speed grade of 200 km/hour or above, and is generally called as a skirt board.

The existing apron board is installed below the whole vehicle, the weight ratio of the apron board body is large, the whole weight is large, the weight of the whole vehicle is increased, the running development of the vehicle is not facilitated, and the strength requirement and the long-term stability of the apron board cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a subtract heavy type skirtboard, the weight that has solved the skirtboard body accounts for than bigger, and whole weight is big on the contrary, has increased whole car weight, is unfavorable for the operation development of vehicle, and can not guarantee the problem of the intensity requirement and the long-term stability of skirtboard.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a subtract heavy type skirtboard, includes the panel, the place ahead fixedly connected with limiting plate of the left and right sides of panel, the front side of panel just is located and is provided with the gusset between two limiting plates, the gusset includes trapezoidal arch and panel, the rivet hole has all been seted up to the upper and lower both sides of panel and lie in trapezoidal bellied left and right sides, through rivet fixed connection between panel and the panel, and it has the adhesive to fill between panel and the panel, the opening of circulation has all been seted up to trapezoidal bellied left and right sides, the front side of gusset just is located and is provided with the skirtboard mount pad between two adjacent trapezoidal archs, the top the inside of opening of circulation has run through the bolt, rotate through the bolt and be connected between gusset and the skirtboard mount pad.

Preferably, the rib plates and the panel are both arc-shaped, and the radius of the arc is 700 and 750 mm.

Preferably, the width of the panel is larger than that of the rib plate, and the material of the panel and the rib plate is Q350EWL 1.

Preferably, the rib plate structure is formed by integral punch forming, and the thickness of the rib plate is 0.5-1 mm.

Preferably, the circulation port is provided with a plurality of groups, and the circulation ports are evenly distributed on the left side and the right side of the trapezoidal bulge.

Preferably, the thickness of the panel is 1.2-2mm, and the thickness of the apron board mounting seat is 5.5-6 mm.

Advantageous effects

The utility model provides a subtract heavy type skirtboard. Compared with the prior art, the method has the following beneficial effects:

(1) the weight-reducing apron board is characterized in that a rib plate is arranged on the front side of a panel and between two limiting plates, the rib plate comprises a trapezoidal protrusion and a flat panel, rivet holes are formed in the upper side and the lower side of the flat panel and the left side and the right side of the trapezoidal protrusion, the flat panel is fixedly connected with the panel through rivets, an adhesive is filled between the flat panel and the panel, circulation holes are formed in the left side and the right side of the trapezoidal protrusion, apron board mounting seats are arranged on the front side of the rib plate and between two adjacent trapezoidal protrusions, bolts penetrate through the uppermost circulation holes, the rib plate is rotatably connected with the apron board mounting seats through the bolts, the problems of apron board flatness excess difference, size excess difference and the like caused by welding deformation are solved, the production process is simpler than that of a welding type apron board, the requirements of products on tools and workers on technical levels are lower, the realization is easy, and the riveting property of a connection mode of bonding and adding on the environment is stronger, avoiding the sensitivity of the bond to temperature while increasing the reliability of the overall structure.

(2) This subtract heavy type skirtboard, the width through the panel is greater than the width of gusset, and the material of panel and gusset is Q350EWL1, the gusset structure is integral stamping forming, the gusset thickness is 0.5-1mm, the circulation mouth is provided with the multiunit, and evenly distributed is in trapezoidal bellied left and right sides, the panel thickness is 1.2-2mm, the thickness of skirtboard mount pad is 5.5-6mm, gusset through integral type stamping forming, itself has certain intensity, the intensity of holistic skirtboard has been strengthened, make the material and the size of panel can be lighter, whole weight is lower than former welded type skirtboard, long-term stability has been guaranteed when realizing the light-weighted requirement of vehicle.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a cross-sectional top view of the present invention;

fig. 3 is a side sectional view of the present invention.

In the figure: 1. a panel; 2. a limiting plate; 3. a rib plate; 4. a trapezoidal protrusion; 5. a flat plate; 6. rivet holes; 7. riveting; 8. an adhesive; 9. a flow port; 10. a skirt board mounting seat; 11. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a weight-reducing apron board comprises a panel 1, limiting plates 2 are fixedly connected in front of the left side and the right side of the panel 1, a rib plate 3 is arranged on the front side of the panel 1 and positioned between the two limiting plates 2, the rib plate 3 comprises trapezoidal bulges 4 and a flat panel 5, rivet holes 6 are respectively arranged on the upper side and the lower side of the flat panel 5 and the upper side and the lower side of the panel 1 and positioned between the trapezoidal bulges 4, the flat panel 5 is fixedly connected with the panel 1 through rivets 7, an adhesive 8 is filled between the flat panel 5 and the panel 1, circulation holes 9 are respectively arranged on the left side and the right side of the trapezoidal bulges 4, an apron board mounting seat 10 is arranged on the front side of the rib plate 3 and positioned between the two adjacent trapezoidal bulges 4, bolts 11 penetrate through the inner part of the uppermost circulation hole 9, the rib plate 3 is rotatably connected with the apron board mounting seat 10 through the bolts 11, the rib plate 3 and the panel 1 are both arranged into an arc shape, and the arc radius is 700-750mm, the production process is simpler than a welding type apron board, the requirements of products on technical levels of tools and workers are lower, the production process is easy to realize, the connection mode of bonding and riveting is stronger in adaptability to the environment, the sensitivity of bonding to temperature is avoided, the reliability of the whole structure is improved, the width of the panel 1 is larger than that of the rib plate 3, the panel 1 and the rib plate 3 are made of Q350EWL1, the rib plate 3 is in an integral type, the thickness of the rib plate 3 is 0.5-1mm, a plurality of groups of circulation ports 9 are arranged and uniformly distributed on the left side and the right side of the trapezoidal bulge 4, the thickness of the panel 1 is 1.2-2mm, the thickness of the panel 1 is optimized, the original 2mm thick panel 1 is designed to be a 1.5mm thick panel 1, the whole automobile can be lightened by 59.47kg, and the thickness of the apron board mounting seat 10 is 5.5-6mm, the apron board mounting seat 10 is optimized, an 8mm board in the apron board mounting seat 10 is changed into a 6mm board, the whole vehicle can reduce the weight by 5-5.4kg, the rib plate 3 formed by integral stamping has certain strength, the strength of the integral apron board is enhanced, the material and the size of the panel 1 can be lighter, the integral weight is lower than that of the original welded apron board, and the long-term stability is ensured while the requirement of the light weight of the vehicle is met.

And those not described in detail in this specification are well within the skill of those in the art.

When the panel is used, a layer of adhesive 8 is sprayed on the front side of the panel 1, then the rib plate 3 is attached to the front side of the panel 1, then the panel 1 and the rib plate 3 are fixed through the rivet 7, then the apron board mounting seat 10 and the rib plate 3 are connected through the bolt 11, and finally the apron board mounting seat 10 is fixed on two sides of the bottom of the bullet train.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The weight-reduction skirt board comprises a panel (1), wherein limiting plates (2) are fixedly connected to the front of the left side and the right side of the panel (1), and the weight-reduction skirt board is characterized in that: a rib plate (3) is arranged at the front side of the panel (1) and between the two limit plates (2), the rib plate (3) comprises a trapezoidal bulge (4) and a plane plate (5), rivet holes (6) are respectively arranged at the upper side and the lower side of the plane plate (5) and the panel (1) and at the left side and the right side of the trapezoidal bulge (4), the plane plate (5) is fixedly connected with the panel (1) through a rivet (7), and the adhesive (8) is filled between the plane plate (5) and the panel (1), the left side and the right side of the trapezoidal bulge (4) are both provided with circulation ports (9), a skirtboard mounting seat (10) is arranged on the front side of the rib plate (3) and between two adjacent trapezoidal bulges (4), a bolt (11) penetrates through the inner part of the uppermost circulating hole (9), the rib plates (3) are rotatably connected with the apron plate mounting seats (10) through bolts (11).

2. A weight-reducing skirt according to claim 1, wherein: the rib plates (3) and the panel (1) are both arc-shaped, and the radius of the arc is 700 and 750 mm.

3. A weight-reducing skirt according to claim 1, wherein: the width of the panel (1) is larger than that of the rib plate (3), and the material of the panel (1) and the rib plate (3) is Q350EWL 1.

4. A weight-reducing skirt according to claim 1, wherein: the rib plate (3) is formed by integral punch forming, and the thickness of the rib plate (3) is 0.5-1 mm.

5. A weight-reducing skirt according to claim 1, wherein: the circulation ports (9) are provided with a plurality of groups and are evenly distributed on the left side and the right side of the trapezoidal bulges (4).

6. A weight-reducing skirt according to claim 1, wherein: the thickness of the panel (1) is 1.2-2mm, and the thickness of the apron board mounting seat (10) is 5.5-6 mm.