CN204222863U - Headwall for hopper car strengthens structure - Google Patents
Headwall for hopper car strengthens structure Download PDFInfo
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- CN204222863U CN204222863U CN201420736401.9U CN201420736401U CN204222863U CN 204222863 U CN204222863 U CN 204222863U CN 201420736401 U CN201420736401 U CN 201420736401U CN 204222863 U CN204222863 U CN 204222863U
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Abstract
The utility model discloses a kind of headwall for hopper car and strengthen structure, comprise headwall, floor, dividing plate, top end rail, top chord and side wall, the lower end of two pieces of described dividing plates is connected with described floor respectively, the side of two pieces of described dividing plates is connected with described headwall respectively, the upper end of two pieces of described dividing plates is connected with described top end rail respectively, two described top end rails become framed structure with two described top chord direct splicing, described side wall is coated on described top chord, upper junction plate is connected with between described side wall and described dividing plate, described upper junction plate is also connected with top end rail with described top chord respectively, the vertical portion of described upper junction plate and described top end rail is positioned at same plane, be provided with lower connecting plate between the lower end of two pieces of described dividing plates, the two sides of described lower connecting plate are connected with the lower end of two pieces of described dividing plates respectively, and the bottom surface of described lower connecting plate is connected with floor, reinforcement seat is provided with between described floor and described headwall.Be applicable to railway hopper car.
Description
Technical field
The utility model relates to railway hopper car field, refers to that a kind of headwall for hopper car strengthens structure particularly.
Background technology
At present, along with the fast development of China railways hopper car technology, heavy duty has become a developing direction of railway hopper car, and wherein, the quality of end wall structure directly affects the load-carrying capacity of railway hopper car.Existing end wall structure generally comprises headwall, floor, dividing plate, top end rail, top chord and side wall, the lower end of two pieces of dividing plates is connected with floor respectively, the side of two pieces of dividing plates is connected with the sidewall of headwall respectively, the upper end of two pieces of dividing plates is connected with top end rail respectively, top end rail two ends are connected with both walls respectively, and top chord is arranged in the position of corresponding top end rail termination on side wall.Following problem is there is in the end wall structure of this form when reality uses:
1, owing to there is no any annexation between piece dividing plate of two in this end wall structure, so the bearing force that this dividing plate can provide is limited, like this, the load-carrying capacity improving railway hopper car is unfavorable for;
2, be connected with top end rail because top chord is not direct, but be indirectly connected with top end rail by side wall, so top chord cannot form framed structure with top end rail, thus reduce Joint strenght, and then reduce the load-carrying capacity of railway hopper car;
3, owing to not having connection structure between dividing plate and side wall, so the load that side wall can bear is less, thus the load-carrying capacity of railway hopper car is reduced.
Summary of the invention
The purpose of this utility model is the deficiency existed to solve above-mentioned background technology, proposes the strong headwall for hopper car of a kind of load-carrying capacity and strengthens structure.
For achieving the above object, a kind of headwall for hopper car designed by the utility model strengthens structure, comprise headwall, floor, dividing plate, top end rail, top chord and side wall, the lower end of two pieces of described dividing plates is connected with described floor respectively, the side of two pieces of described dividing plates is connected with described headwall respectively, the upper end of two pieces of described dividing plates is connected with described top end rail respectively, two described top end rails become framed structure with two described top chord direct splicing, described side wall is coated on described top chord, upper junction plate is connected with between described side wall and described dividing plate, described upper junction plate is also connected with top end rail with described top chord respectively, the vertical portion of described upper junction plate and described top end rail is positioned at same plane, be provided with lower connecting plate between the lower end of two pieces of described dividing plates, the two sides of described lower connecting plate are connected with the lower end of two pieces of described dividing plates respectively, and the bottom surface of described lower connecting plate is connected with floor, reinforcement seat is provided with between described floor and described headwall.By two top end rails and two top chord direct splicing are formed framed structure, this framed structure can provide larger bearing force for headwall and side wall like this, thus improves the load-carrying capacity of railway hopper car; Meanwhile, by adding upper junction plate between side wall and dividing plate, top chord, side wall, top end rail and dividing plate being connected, which enhancing the load that side wall and headwall can bear, thus improve the load-carrying capacity of railway hopper car; And, be positioned at the plane at the vertical portion place of top end rail by upper junction plate, load well can be passed on dividing plate like this, thus improve the load-carrying capacity of railway hopper car; Further, by adding lower connecting plate between the lower end of two pieces of dividing plates, making two pieces of dividing plates form integral structure, greatly increasing the bearing force that dividing plate can provide like this, thus greatly increase the load-carrying capacity of railway hopper car; Finally, by adding reinforcement seat between headwall and floor, further increasing the intensity of end wall structure.
In such scheme, one side lap of described upper junction plate is welded on described dividing plate, another side butt welding of described upper junction plate is connected on the inside face of described side wall, and the top of described upper junction plate respectively butt welding is connected on the surface of described top chord and the bottom surface of top end rail.
In such scheme, described upper junction plate be provided with stress relief notch with the lap-welded part of described dividing plate, described upper junction plate be provided with downward arc opening below.The stress effectively being eliminated upper junction plate and dividing plate junction by the stress relief notch added is concentrated, thus improves intensity, and then improves the load-carrying capacity of railway hopper car; Meanwhile, by offering arc opening below at upper junction plate, deadweight can be reduced under the prerequisite of proof strength.
In such scheme, be provided with gusset in the cavity that described top chord and described side wall surround, the vertical portion of described gusset and described top end rail is positioned at same plane.Gusset is added by the cavity that surrounds at top chord and side wall, and make gusset be positioned at the plane at the vertical portion place of top end rail, so both improve the Joint strenght between side wall and top chord, load on side wall well can be passed on top end rail again, and then be delivered on dividing plate, thus improve the load-carrying capacity of railway hopper car.
In such scheme, the quantity of the gusset in described cavity is at least 2 pieces.
In such scheme, support gusset is provided with between the side that described top chord is relative with described dividing plate, described support gusset is right angle triangle, the base butt welding of described right angle triangle is connected on the surface of described top chord, the hypotenuse butt welding of described right angle triangle is connected on the side of described dividing plate, and it is inboard that described support gusset is positioned at described upper junction plate.By adding support gusset between the side that top chord is relative with dividing plate, further increasing the Joint strenght between top chord and dividing plate, thus further increasing the load-carrying capacity of railway hopper car; Meanwhile, by supporting gusset optimal design set square at a right angle, the load on such top chord can better be passed on dividing plate, and then be passed on underfloor sleeper beam and draw beam, thus improve the load-carrying capacity of railway hopper car.
In such scheme, process Installation plate is provided with between described dividing plate upper end and the bottom surface of described top end rail, the top of described upper junction plate is connected with the bottom surface of described top end rail indirectly by described process Installation plate, described process Installation plate is slab construction, and the width of described process Installation plate is larger than the width of the bottom surface of described top end rail.By be provided with process Installation plate between dividing plate upper end and the bottom surface of top end rail after, suitably widen the width of process Installation plate, when welding like this, more easily ensure that the vertical portion of upper junction plate and top end rail is positioned at same plane.
In such scheme, described reinforcement seat is arranged on the position between described headwall medial surface and described floor upper surface; Described reinforcement seat comprises the collateral support set square that support triangle plate in a piece and two pieces are arranged in described middle support triangle plate both sides, the triangle bottom surface of described middle support triangle plate is welded on described floor upper surface, one triangular sides of two triangular sides of described middle support triangle plate collateral support set square described with two pieces is respectively connected, another triangular sides of two pieces of described collateral support set squares is welded with described headwall medial surface respectively, and the triangle bottom surface of two pieces of described collateral support set squares is welded on described floor upper surface respectively; The cross-sectional plane in the space that described middle support triangle plate place plane, described headwall medial surface and described floor upper surface surround jointly is acute triangle; Angle between described collateral support set square place plane and described floor upper surface is acute angle; Described middle support triangle plate and collateral support set square are acute angle shape set square.By reinforcement seat being designed to the structure be made up of three pieces of set squares, make the Joint strenght between headwall and floor higher; Meanwhile, be designed to acute triangle by the cross-sectional plane in the space middle support triangle plate place plane, headwall medial surface and floor upper surface jointly surrounded, thus improve the support strength of reinforcement seat; And, by the angle between collateral support set square place plane and floor upper surface is designed to acute angle, further increasing the support strength of reinforcement seat; Finally, by middle support triangle plate and collateral support set square are all designed to acute angle shape set square, further improve the support strength of reinforcement seat.
In such scheme, be provided with the ring stiffener cooperatively interacted in the lightening hole of described dividing plate, described ring stiffener and described dividing plate are stamping forming integral structure.By adding ring stiffener in the lightening hole of dividing plate, and dividing plate and ring stiffener being designed to stamping forming integral structure, increasing the intensity of dividing plate like this, the various problems produced when simultaneously dividing plate can also be avoided to adopt weld with ring stiffener, and intensity is higher.
In such scheme, for arc transition is connected between described lower connecting plate with described dividing plate.By being connected being designed to arc transition between lower connecting plate with dividing plate, the stress that can reduce junction is like this concentrated, thus further increasing the bearing force that dividing plate can provide.
The utility model has the advantage of:
1, by two top end rails and two top chord direct splicing are formed framed structure, this framed structure can provide larger bearing force for headwall and side wall like this, thus improves the load-carrying capacity of railway hopper car;
2, by adding upper junction plate between side wall and dividing plate, top chord, side wall, top end rail and dividing plate are connected, which enhance the load that side wall and headwall can bear, thus improve the load-carrying capacity of railway hopper car;
3, be positioned at the plane at the vertical portion place of top end rail by upper junction plate, load well can be passed on dividing plate like this, thus improve the load-carrying capacity of railway hopper car;
4, by adding lower connecting plate between the lower end of two pieces of dividing plates, making two pieces of dividing plates form integral structure, greatly increasing the bearing force that dividing plate can provide like this, thus greatly increase the load-carrying capacity of railway hopper car;
5, by adding reinforcement seat between headwall and floor, further increasing the intensity of end wall structure;
6, the stress that the stress relief notch by adding can eliminate upper junction plate and dividing plate junction is effectively concentrated, thus improves intensity, and then improves the load-carrying capacity of railway hopper car;
7, by offering arc opening below at upper junction plate, deadweight can be reduced under the prerequisite of proof strength;
8, by adding gusset in the cavity that top chord and side wall surround, and make gusset be positioned at the plane at the vertical portion place of top end rail, so both improve the Joint strenght between side wall and top chord, load on side wall well can be passed on top end rail again, and then be delivered on dividing plate, thus improve the load-carrying capacity of railway hopper car;
9, by adding support gusset between the side that top chord is relative with dividing plate, further increasing the Joint strenght between top chord and dividing plate, thus further increasing the load-carrying capacity of railway hopper car;
10, by supporting gusset optimal design set square at a right angle, the load on such top chord can better be passed on dividing plate, and then is passed on underfloor sleeper beam and draw beam, thus improves the load-carrying capacity of railway hopper car;
11, after passing through to be provided with process Installation plate between dividing plate upper end and the bottom surface of top end rail, suitably widen the width of process Installation plate, when welding like this, more easily ensure that the vertical portion of upper junction plate and top end rail is positioned at same plane;
12, by reinforcement seat being designed to the structure be made up of three pieces of set squares, make the Joint strenght between headwall and floor higher;
13, be designed to acute triangle by the cross-sectional plane in the space middle support triangle plate place plane, headwall medial surface and floor upper surface jointly surrounded, thus improve the support strength of reinforcement seat;
14, by the angle between collateral support set square place plane and floor upper surface is designed to acute angle, further increasing the support strength of reinforcement seat;
15, by middle support triangle plate and collateral support set square are all designed to acute angle shape set square, further improve the support strength of reinforcement seat;
16, by adding ring stiffener in the lightening hole of dividing plate, and dividing plate and ring stiffener are designed to stamping forming integral structure, the intensity of such increase dividing plate, the various problems produced when simultaneously dividing plate can also be avoided to adopt weld with ring stiffener, and intensity is higher;
17, by being connected being designed to arc transition between lower connecting plate with dividing plate, the stress that can reduce junction is like this concentrated, thus further increasing the bearing force that dividing plate can provide.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of utility model;
Fig. 2 is the partial enlargement structural representation in A portion in Fig. 1;
Fig. 3 is the structural representation after Fig. 2 removes upper junction plate;
Fig. 4 is the position relationship structural representation of dividing plate and lower connecting plate;
Fig. 5 is the stravismus structural representation after Fig. 1 removes top chord and side wall;
Fig. 6 is that Fig. 5 removes floor with the structural representation at another visual angle after lower component;
Fig. 7 is the partial enlargement structural representation in B portion in Fig. 6;
Fig. 8 is the side-looking structural representation of Fig. 6;
Fig. 9 is the partial enlargement structural representation in C portion in Fig. 8;
Figure 10 is the structural representation at another visual angle of Fig. 6;
Figure 11 is the partial enlargement structural representation in D portion in Figure 10;
Figure 12 is the structural representation at the visual angle again of Fig. 6;
Figure 13 is the local section structural representation along E-E line in Fig. 1;
Figure 14 is the main TV structure schematic diagram of reinforcement seat;
Figure 15 is the side-looking structural representation of reinforcement seat;
Figure 16 is the plan structure schematic diagram of reinforcement seat;
Figure 17 is the stravismus structural representation of reinforcement seat;
Figure 18 is another stravismus structural representation of reinforcement seat.
In figure: headwall 1, floor 2, dividing plate 3, top end rail 4, top chord 5, side wall 6, upper junction plate 7, stress relief notch 7a, arc opening 7b, lower connecting plate 8, gusset 9, supports gusset 10, process Installation plate 11, outside body bolster diaphragm 12, draw beam web 13, ring stiffener 14, reinforcement seat 15, middle support triangle plate 15a, collateral support set square 15b.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
A kind of headwall for hopper car as shown in Figure 1 strengthens structure, comprise headwall 1, floor 2, dividing plate 3, top end rail 4, top chord 5 and side wall 6, the lower end of two pieces of described dividing plates 3 is connected with described floor 2 respectively, the side of two pieces of described dividing plates 3 is connected with the sidewall of described headwall 1 respectively, the upper end of two pieces of described dividing plates 3 is connected with the bottom surface of described top end rail 4 respectively, two described top end rails 4 become framed structure with two described top chord 5 direct splicing, described side wall 6 is coated on described top chord 5, upper junction plate 7 is connected with between described side wall 6 and described dividing plate 3, described upper junction plate 7 is also connected with top end rail 4 with described top chord 5 respectively, described upper junction plate 7 is positioned at same plane with the vertical portion of described top end rail 4, be provided with lower connecting plate 8 between the lower end of two pieces of described dividing plates 3, the lower end of the two sides of described lower connecting plate 8 dividing plate 3 described with two pieces is respectively connected, and the bottom surface of described lower connecting plate 8 is connected with floor 2, align with the lateral surface of the outside body bolster diaphragm 12 below described floor 2 in the narrow side, outside of described dividing plate 3 lower end, align with two blocks of draw beam webs 13 below described floor 2 respectively in two pieces of described dividing plate 1 lower ends, reinforcement seat 15 is provided with between described floor 2 and described headwall 1.By two top end rails 4 and two top chord 5 direct splicing are formed framed structure, this framed structure can provide larger bearing force for headwall 1 and side wall 2 like this, thus improves the load-carrying capacity of railway hopper car; Meanwhile, by adding upper junction plate 7 between side wall 6 and dividing plate 3, top chord 5, side wall 6, top end rail 4 and dividing plate 3 being connected, which enhancing the load that side wall 6 and headwall 1 can bear, thus improve the load-carrying capacity of railway hopper car; And, be positioned at the plane at the vertical portion place of top end rail 5 by upper junction plate 7, load well can be passed on dividing plate like this, thus improve the load-carrying capacity of railway hopper car; Further, by adding lower connecting plate 8 between the lower end of two pieces of dividing plates 3, making two pieces of dividing plates 3 form integral structure, greatly increasing the bearing force that dividing plate 3 can provide like this, thus greatly increase the load-carrying capacity of railway hopper car; Again and, by being alignd with the lateral surface of the outside body bolster diaphragm 12 below floor 2 in the narrow side, outside of dividing plate 3 lower end, like this, can well by the dynamic changes process on headwall 1 on sleeper beam, thus further increasing the load-carrying capacity of railway hopper car; And are alignd with two blocks of draw beam webs 13 respectively in two pieces of described dividing plate 3 lower ends, like this, can well by the dynamic changes process on headwall 1 on draw beam, thus further increasing the load-carrying capacity of railway hopper car; Finally, by adding reinforcement seat 15 between headwall 1 and floor 2, further increasing the intensity of end wall structure.
One side lap of above-mentioned upper junction plate 7 is welded on described dividing plate 3, another side butt welding of described upper junction plate 7 is connected on the inside face of described side wall 6, and the top of described upper junction plate 7 respectively butt welding is connected on the surface of described top chord 5 and the bottom surface of top end rail 4.Described upper junction plate 7 be provided with stress relief notch 7a with the lap-welded part of described dividing plate 3, described upper junction plate 7 be provided with downward arc opening 7b below.Effectively can eliminate upper junction plate 7 by the stress relief notch 7a added to concentrate with the stress of dividing plate 3 junction, thus improve intensity, and then improve the load-carrying capacity of railway hopper car; Meanwhile, by offering arc opening 7b below at upper junction plate 7, deadweight can be reduced under the prerequisite of proof strength.For arc transition is connected between described lower connecting plate 8 with described dividing plate 3.By being connected being designed to arc transition between lower connecting plate 8 with dividing plate 3, the stress that can reduce junction is like this concentrated, thus further increasing the bearing force that dividing plate 3 can provide.
Be provided with gusset 9 in the cavity that above-mentioned top chord 5 and described side wall 6 surround, described gusset 9 is positioned at same plane with the vertical portion of described top end rail 4.Gusset 9 is added by the cavity that surrounds at top chord 5 and side wall 6, and make gusset 9 be positioned at the plane at the vertical portion place of top end rail 4, so both improve the Joint strenght between side wall 6 and top chord 5, can the load on side wall 6 be well passed on top end rail 4 again, and then be delivered on dividing plate 3, thus improve the load-carrying capacity of railway hopper car.The quantity of the gusset 9 in described cavity is at least 2 pieces.The quantity of this gusset 9 is designed to polylith according to actual needs, but has at least 2 pieces to be positioned at same plane with the vertical portion of corresponding top end rail 3 respectively.
Be provided with between the side that above-mentioned top chord 5 is relative with described dividing plate 3 and support gusset 10, described support gusset 10 is right angle triangle, the base butt welding of described right angle triangle is connected on the surface of described top chord 5, the hypotenuse butt welding of described right angle triangle is connected on the side of described dividing plate 3, and it is inboard that described support gusset 10 is positioned at described upper junction plate 7.Supporting gusset 10 by adding between the side that top chord 5 is relative with dividing plate 3, further increasing the Joint strenght between top chord 5 and dividing plate 3, thus further increasing the load-carrying capacity of railway hopper car; Meanwhile, by supporting gusset 10 optimal design set square at a right angle, the load on such top chord 5 can better be passed on dividing plate 3, and then on the sleeper beam be passed under floor 2 and draw beam, thus improve the load-carrying capacity of railway hopper car.
Process Installation plate 11 is provided with between the bottom surface of aforementioned barriers 3 upper end and described top end rail 4, the top of described upper junction plate 7 is connected with the bottom surface of described top end rail 4 indirectly by described process Installation plate 11, described process Installation plate 11 is slab construction, and the width of described process Installation plate 11 is larger than the width of the bottom surface of described top end rail 4.By be provided with process Installation plate 11 between dividing plate 3 upper end and the bottom surface of top end rail 4 after, suitably widen the width of process Installation plate 11, when welding like this, more easily ensure that upper junction plate 7 is positioned at same plane with the vertical portion of top end rail 4.
Above-mentioned reinforcement seat 15 is arranged on the position between described headwall 1 medial surface and described floor 2 upper surface, the quantity of described reinforcement seat 15 is at least 1, described reinforcement seat 15 comprises the collateral support set square 15b that support triangle plate 15a and two piece in a piece is arranged in described middle support triangle plate 15a both sides, the triangle bottom surface of described middle support triangle plate 15a is welded on the upper surface of described floor 2, one triangular sides of two triangular sides of described middle support triangle plate 15a collateral support set square 15b described with two pieces is respectively connected, another triangular sides of two pieces of described collateral support set square 15b is welded with described headwall 1 medial surface respectively, the triangle bottom surface of two pieces of described collateral support set square 15b is welded on the upper surface of described floor 2 respectively, the cross-sectional plane in the space that described middle support triangle plate 15a place plane, described headwall 1 medial surface and described floor 2 upper surface surround jointly is acute triangle, angle between described collateral support set square 15b place plane and described floor 2 upper surface is acute angle, described middle support triangle plate 15a and collateral support set square 15b is acute angle shape set square, described reinforcement seat 15 is the one-piece construction of bending and molding.By the structure being designed to be made up of three pieces of set squares by reinforcement seat 15, make the Joint strenght between headwall 1 and floor 2 higher; Meanwhile, be designed to acute triangle by the cross-sectional plane in the space middle support triangle plate 15a place plane, headwall 1 medial surface and floor 2 upper surface jointly surrounded, thus improve the support strength of reinforcement seat 15; And, by the angle between collateral support set square 15b place plane and floor 2 upper surface is designed to acute angle, further increasing the support strength of reinforcement seat 15; Finally, by middle support triangle plate 15a and collateral support set square 15b is all designed to acute angle shape set square, further improve the support strength of reinforcement seat 15.
Be provided with the ring stiffener 14 cooperatively interacted in the lightening hole of aforementioned barriers 3, described ring stiffener 14 is stamping forming integral structure with described dividing plate 3.By adding ring stiffener 14 in the lightening hole of dividing plate 3, and dividing plate 3 and ring stiffener 14 are designed to stamping forming integral structure, the intensity of such increase dividing plate 3, the various problems produced when simultaneously dividing plate 3 can also be avoided to adopt weld with ring stiffener 14, and intensity is higher.
The utility model is by forming framed structure by two top end rails 4 and two top chord 5 direct splicing, and this framed structure can provide larger bearing force for headwall 1 and side wall 2 like this, thus improves the load-carrying capacity of railway hopper car; By adding upper junction plate 7 between side wall 6 and dividing plate 3, top chord 5, side wall 6, top end rail 4 and dividing plate 3 being connected, which enhancing the load that side wall 6 and headwall 1 can bear, thus improve the load-carrying capacity of railway hopper car; Be positioned at the plane at the vertical portion place of top end rail 5 by upper junction plate 7, load well can be passed on dividing plate like this, thus improve the load-carrying capacity of railway hopper car; By adding lower connecting plate 8 between the lower end of two pieces of dividing plates 3, making two pieces of dividing plates 3 form integral structure, greatly increasing the bearing force that dividing plate 3 can provide like this, thus greatly increase the load-carrying capacity of railway hopper car; By adding reinforcement seat 15 between headwall 1 and floor 2, further increasing the intensity of end wall structure; Effectively can eliminate upper junction plate 7 by the stress relief notch 7a added to concentrate with the stress of dividing plate 3 junction, thus improve intensity, and then improve the load-carrying capacity of railway hopper car; By offering arc opening 7b below at upper junction plate 7, deadweight can be reduced under the prerequisite of proof strength; Gusset 9 is added by the cavity that surrounds at top chord 5 and side wall 6, and make gusset 9 be positioned at the plane at the vertical portion place of top end rail 4, so both improve the Joint strenght between side wall 6 and top chord 5, can the load on side wall 6 be well passed on top end rail 4 again, and then be delivered on dividing plate 3, thus improve the load-carrying capacity of railway hopper car; Supporting gusset 10 by adding between the side that top chord 5 is relative with dividing plate 3, further increasing the Joint strenght between top chord 5 and dividing plate 3, thus further increasing the load-carrying capacity of railway hopper car; By supporting gusset 10 optimal design set square at a right angle, the load on such top chord 5 can better be passed on dividing plate 3, and then on the sleeper beam be passed under floor 2 and draw beam, thus improve the load-carrying capacity of railway hopper car; By be provided with process Installation plate 11 between dividing plate 3 upper end and the bottom surface of top end rail 4 after, suitably widen the width of process Installation plate 11, when welding like this, more easily ensure that upper junction plate 7 is positioned at same plane with the vertical portion of top end rail 4; By being alignd with the lateral surface of the outside body bolster diaphragm 12 below floor 2 in the narrow side, outside of dividing plate 3 lower end, like this, can well by the dynamic changes process on headwall 1 on sleeper beam, thus further increasing the load-carrying capacity of railway hopper car; Are alignd with two blocks of draw beam webs 13 respectively in two pieces of described dividing plate 3 lower ends, like this, can well by the dynamic changes process on headwall 1 on draw beam, thus further increasing the load-carrying capacity of railway hopper car; By the structure being designed to be made up of three pieces of set squares by reinforcement seat 15, make the Joint strenght between headwall 1 and floor 2 higher; Meanwhile, be designed to acute triangle by the cross-sectional plane in the space middle support triangle plate 15a place plane, headwall 1 medial surface and floor 2 upper surface jointly surrounded, thus improve the support strength of reinforcement seat 15; By the angle between collateral support set square 15b place plane and floor 2 upper surface is designed to acute angle, further increasing the support strength of reinforcement seat 15; By middle support triangle plate 15a and collateral support set square 15b is all designed to acute angle shape set square, further improve the support strength of reinforcement seat 15; By adding ring stiffener 14 in the lightening hole of dividing plate 3, and dividing plate 3 and ring stiffener 14 are designed to stamping forming integral structure, the intensity of such increase dividing plate 3, the various problems produced when simultaneously dividing plate 3 can also be avoided to adopt weld with ring stiffener 14, and intensity is higher; By being connected being designed to arc transition between lower connecting plate 8 with dividing plate 3, the stress that can reduce junction is like this concentrated, thus further increasing the bearing force that dividing plate 3 can provide.
Claims (10)
1. the headwall for hopper car strengthens structure, comprise headwall (1), floor (2), dividing plate (3), top end rail (4), top chord (5) and side wall (6), the lower end of two pieces of described dividing plates (3) is connected with described floor (2) respectively, the side of two pieces of described dividing plates (3) is connected with described headwall (1) respectively, the upper end of two pieces of described dividing plates (3) is connected with described top end rail (4) respectively, it is characterized in that: two described top end rails (4) become framed structure with two described top chord (5) direct splicing, described side wall (6) is coated on described top chord (5), upper junction plate (7) is connected with between described side wall (6) and described dividing plate (3), described upper junction plate (7) is also connected with top end rail (4) with described top chord (5) respectively, described upper junction plate (7) is positioned at same plane with the vertical portion of described top end rail (4), lower connecting plate (8) is provided with between the lower end of two pieces of described dividing plates (3), the two sides of described lower connecting plate (8) are connected with the lower end of two pieces of described dividing plates (3) respectively, and the bottom surface of described lower connecting plate (8) is connected with floor (2), reinforcement seat (15) is provided with between described floor (2) and described headwall (1).
2. the headwall for hopper car according to claim 1 strengthens structure, it is characterized in that: a side lap of described upper junction plate (7) is welded on described dividing plate (3), another side butt welding of described upper junction plate (7) is connected on the inside face of described side wall (6), and the top of described upper junction plate (7) respectively butt welding is connected on the surface of described top chord (5) and the bottom surface of top end rail (4).
3. the headwall for hopper car according to claim 2 strengthens structure, it is characterized in that: described upper junction plate (7) be provided with stress relief notch (7a) with described dividing plate (3) lap-welded part, described upper junction plate (7) be provided with downward arc opening (7b) below.
4. the headwall for hopper car according to claim 1 strengthens structure, it is characterized in that: be provided with gusset (9) in the cavity that described top chord (5) and described side wall (6) surround, described gusset (9) is positioned at same plane with the vertical portion of described top end rail (4).
5. the headwall for hopper car according to claim 4 strengthens structure, it is characterized in that: the quantity of the gusset (9) in described cavity is at least 2 pieces.
6. the headwall for hopper car according to claim 1 strengthens structure, it is characterized in that: be provided with between the side that described top chord (5) is relative with described dividing plate (3) and support gusset (10), described support gusset (10) is right angle triangle, the base butt welding of described right angle triangle is connected on the surface of described top chord (5), the hypotenuse butt welding of described right angle triangle is connected on the side of described dividing plate (3), and it is inboard that described support gusset (10) is positioned at described upper junction plate (7).
7. the headwall for hopper car according to claim 1 strengthens structure, it is characterized in that: between the bottom surface of described dividing plate (3) upper end and described top end rail (4), be provided with process Installation plate (11), the top of described upper junction plate (7) is connected with the bottom surface of described top end rail (4) indirectly by described process Installation plate (11), described process Installation plate (11) is slab construction, and the width of described process Installation plate (11) is larger than the width of the bottom surface of described top end rail (4).
8. the headwall for hopper car according to claim 1 strengthens structure, it is characterized in that: described reinforcement seat (15) is arranged on the position between described headwall (1) medial surface and described floor (2) upper surface, described reinforcement seat (15) comprises the collateral support set square (15b) that support triangle plate (15a) in a piece and two pieces are arranged in described middle support triangle plate (15a) both sides, the triangle bottom surface of described middle support triangle plate (15a) is welded on described floor (2) upper surface, one triangular sides of two triangular sides of described middle support triangle plate (15a) collateral support set square (15b) described with two pieces is respectively connected, another triangular sides of two pieces of described collateral support set squares (15b) is welded with described headwall (1) medial surface respectively, the triangle bottom surface of two pieces of described collateral support set squares (15b) is welded on described floor (2) upper surface respectively, the cross-sectional plane in the space that described middle support triangle plate (15a) place plane, described headwall (1) medial surface and described floor (2) upper surface surround jointly is acute triangle, angle between described collateral support set square (15b) place plane and described floor (2) upper surface is acute angle, described middle support triangle plate (15a) and collateral support set square (15b) are acute angle shape set square.
9. the headwall for hopper car according to claim 1 strengthens structure, it is characterized in that: be provided with the ring stiffener (14) cooperatively interacted in the lightening hole of described dividing plate (3), described ring stiffener (14) and described dividing plate (3) are stamping forming integral structure.
10. the headwall for hopper car according to claim 1 strengthens structure, it is characterized in that: for arc transition is connected between described lower connecting plate (8) with described dividing plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420736401.9U CN204222863U (en) | 2014-11-28 | 2014-11-28 | Headwall for hopper car strengthens structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420736401.9U CN204222863U (en) | 2014-11-28 | 2014-11-28 | Headwall for hopper car strengthens structure |
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| Publication Number | Publication Date |
|---|---|
| CN204222863U true CN204222863U (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420736401.9U Withdrawn - After Issue CN204222863U (en) | 2014-11-28 | 2014-11-28 | Headwall for hopper car strengthens structure |
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| CN (1) | CN204222863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442864A (en) * | 2014-11-28 | 2015-03-25 | 南车长江车辆有限公司 | End wall strengthening structure for hopper cars |
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2014
- 2014-11-28 CN CN201420736401.9U patent/CN204222863U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442864A (en) * | 2014-11-28 | 2015-03-25 | 南车长江车辆有限公司 | End wall strengthening structure for hopper cars |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150325 Effective date of abandoning: 20170613 |