CN206218031U - Lightweight breast board car - Google Patents

Abstract

The utility model provides a kind of lightweight breast board car, including steel main longitudinal grider underframe and aluminium carriage base plate, the steel main longitudinal grider underframe includes two pre-and post perforative first longerons and coupling assembly, the coupling assembly includes T-nut, contiguous block and screw, the aluminium carriage base plate includes the second cross beam set perpendicular to the first longeron of at least two, the lower surface of the second cross beam is provided with T-shaped groove, the T-nut is slidably arranged in the T-shaped groove of the second cross beam, the upper surface of the contiguous block contacts with first longeron, screw is spirally connected through the contiguous block with the T-nut from the bottom up.The second cross beam of T-shaped groove is provided with by screw, contiguous block, T-nut and bottom, attachment structure between the first longeron and second cross beam is consolidated, the firm connection of steel main longitudinal grider underframe and aluminium carriage base plate is realized, overall weight and the oil consumption of breast board car is reduced.

Description

Lightweight breast board car

Technical field

The utility model is related to a kind of lightweight breast board car.

Background technology

The compartment of traditional breast board car is attached by the body frame that longitudinal and cross beam is spliced into, for example, Publication No. The Chinese utility model patent of CN102941886A discloses a kind of storehouse grating semi-mounted railway carriage, including two parallel longerons, institute State and four crossbeams vertical with two longerons are connected with the middle of longeron, the crossbeam and the longeron constitute semitrailer underbody Six roots of sensation column is all welded in frame, the every crossbeam upper surface, the uprights vertical in the body frame upper surface, outside the column Periphery upper end sets pin-and-hole, and the crossbeam or longeron upper surface between the adjacent column of each two weld four fraising pipes, One piece of point of screen is set between every adjacent two root posts, and described point of screen lower surface sets four hinge posts, described point of screen It is hinged on the longeron or crossbeam through fraising pipe by hinge post, the described point of screen upper end correspondence pin-and-hole position is set inserts Pin.Four lateral frames of railway carriage include point screen and a column in above-mentioned patent, and four lateral frames of railway carriage are fixed on body frame On, body frame is made up of longitudinal and cross beam, for breast board car railway carriage, in order to prevent material from being dropped from railway carriage, and generally can also be above-mentioned On the basis of railway carriage described in patent, sheet material is added in four sides of railway carriage and bottom surface.Traditional breast board car is to use steel Structure, for the railway carriage of steel, the structural strength in above-mentioned patent is good, but overall weight is higher, oil consumption when unloaded It is larger；For energy saving, the breast board car of aluminum design is proposed, for the railway carriage of aluminum, although can with energy saving, But according to the structure in above-mentioned patent, railway carriage is more long, and the strength and stiffness of the structure of railway carriage are weaker, and bearing capacity will It is decreased obviously.

Utility model content

Technical problem to be solved in the utility model is：There is provided a kind of structural strength it is good, lightweight, install positioning it is convenient Lightweight breast board car.

In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：

A kind of lightweight breast board car, including steel main longitudinal grider underframe and aluminium carriage base plate, the steel main longitudinal grider underframe Including two pre-and post perforative first longerons and coupling assembly, the coupling assembly includes T-nut, contiguous block and screw, institute Stating aluminium carriage base plate includes the second cross beam set perpendicular to the first longeron of at least two, the lower surface of the second cross beam Be provided with T-shaped groove, the T-nut is slidably arranged in the T-shaped groove of the second cross beam, the upper surface of the contiguous block with The first longeron contact, screw is spirally connected through the contiguous block with the T-nut from the bottom up.

Further, the cross sectional shape of first longeron is for I-shaped, including upper level board, the upper table of the contiguous block Face is provided with cascaded surface, and the cascaded surface is contacted with the lower surface and lateral surface of the upper level board respectively.

Further, the steel main longitudinal grider underframe also includes at least two symmetrically arranged collateral supports, the collateral support One end is welded to connect with the lateral surface of first longeron, and the other end is connected by screw or rivet with second longeron, The upper surface of the collateral support is concordant with the upper surface of the upper level board, or the collateral support upper surface and the upper water The lower surface contact of flat board.

Further, also including material baffle, the second cross beam is hollow structure, and the upper surface of the second cross beam sets A side for having at least one the first groove, first groove is provided with a projection, and the material baffle is provided with The retaining groove being adapted to the convex shape, the retaining groove screens is in the projection.

Further, the aluminium carriage base plate also symmetrically sets including two pre-and post perforative second longerons, at least two The bearing diagonal and steel angled piece put, second longeron is parallel to be set with the first longeron, and respectively positioned at the two of second cross beam End, described bearing diagonal one end is connected with second longitudinal beam welding, and the other end is vertical with described first by the steel angled piece The lateral surface connection of beam, the steel angled piece one side is connected with first longitudinal beam welding, and another side passes through screw or riveting Nail is connected with second longeron.

Further, the medial surface of second longeron is provided with the First terrace of L-shaped, the end face of the second cross beam with The contacts side surfaces of the First terrace, the bottom surface of the second cross beam contacts with the bottom surface of the First terrace.

Further, also including Left-Hand Panel, right panel and rear side panel, the aluminium carriage base plate also includes the 3rd Crossbeam, the 3rd crossbeam is located at the end of the aluminium carriage base plate, and the two ends of the 3rd crossbeam connect an institute respectively State the second longeron, the lateral surface of second longeron and the 3rd crossbeam is equipped with the second step face of L-shaped, and the Left-Hand Panel leads to Cross hinge to be hinged with positioned at second longeron in left side, and abut against on the second step face of second longeron, the right panel It is hinged with positioned at second longeron on right side by hinge, and is abutted against on the second step face of second longeron, the trailing flank Plate is hinged by hinge with the 3rd crossbeam, and is abutted against on the second step face of the 3rd crossbeam.

Further, the Left-Hand Panel and right panel include at least one side breast board and column, the rear side Panel includes the side breast board of, and the column is located between two side breast boards, the left surface of the column and the right side Side is respectively equipped with the 3rd step surface of L-shaped, and the medial surface and left surface of side breast board are contacted with the 3rd step surface, or The medial surface and right flank of side breast board are contacted with the 3rd step surface.

Further, the aluminium carriage base plate also includes upright post base, and the hop count of the second longeron is at least two sections, described Upright post base is located between second longeron of adjacent segment, and the upright post base is provided with the with the column shape adaptation Three grooves, the column is plugged in the 3rd groove of the upright post base.

Further, also including tool box, side guardrail, front panel and paulin sheet trestle, the tool box is fixed on the aluminium Platform floor lower surface processed, the side guardrail is connected with the tool box, and the lateral surface of the side guardrail protrudes from the work Have the lateral surface of case, the front panel is connected with the front end of the aluminium carriage base plate, the paulin sheet trestle be fixed on it is described before On the leading flank of side panel.

The beneficial effects of the utility model are：Platform floor is set to aluminum design, main longitudinal grider underframe is set to Steel design, mitigates the overall weight of breast board car, reduces oil consumption；Second cross beam as aluminium carriage base plate a part, with One longeron is vertically arranged, and second cross beam lower surface is provided with T-shaped groove, and the upper surface of contiguous block contacts with the first longeron, then and first Longeron is at least part of to be located between contiguous block and second cross beam, and screw is spirally connected through contiguous block with T-nut, realizes First longeron and second cross beam are coupled together, because the first longeron is steel design, second cross beam is aluminum design, both The first longeron and second cross beam can not be coupled together by screw, contiguous block, T-nut, attachment structure by being welded to connect Firm, installation operation is convenient.

Brief description of the drawings

Fig. 1 is the explosive view of the lightweight breast board car of the utility model embodiment；

Fig. 2 is the assembling structure schematic diagram of the lightweight breast board car of the utility model embodiment；

Fig. 3 is the front view of the lightweight breast board car of the utility model embodiment；

Fig. 4 is the A partial enlarged drawings of Fig. 1 of the utility model embodiment；

Fig. 5 is the structural representation of the second longeron of the utility model embodiment；

Fig. 6 is the structural representation of the column of the utility model embodiment；

Fig. 7 is the B partial enlarged drawings of Fig. 1 of the utility model embodiment；

Fig. 8 is the structural representation of the side breast board of the utility model embodiment；

Fig. 9 is the explosive view of the side breast board of the utility model embodiment；

The structural representation that Figure 10 is connected for the grafting aluminium section bar of the utility model embodiment with frame aluminium section bar；

Figure 11 is the C partial enlarged drawings of Figure 10 of the utility model embodiment；

Figure 12 is the structural representation of the second cross beam of the utility model embodiment；

Figure 13 is the structural representation of the steel euphroe of the utility model embodiment

The structural representation that Figure 14 passes through gemel connection for the side breast board and the second longeron of the utility model embodiment；

The structural representation that Figure 15 coordinates for the material baffle of the utility model embodiment with second cross beam.

Label declaration：

1st, steel main longitudinal grider underframe；2nd, aluminium carriage base plate；3rd, Left-Hand Panel；4th, right panel；5th, rear side panel；6th, steel Euphroe processed；7th, tool box；8th, side guardrail；9th, front panel；10th, paulin sheet trestle；20th, material baffle；30th, material；

11st, the first longeron；12nd, coupling assembly；13rd, first crossbeam；14th, collateral support；

111st, upper level board；112nd, middle vertical plate；113rd, side reinforcing plate；

121st, contiguous block；122nd, T-nut；123rd, screw；

131st, the first lightening hole；

141st, the second lightening hole；

21st, the second longeron；22nd, bearing diagonal；23rd, second cross beam；24th, the 3rd crossbeam；25th, upright post base；26th, hinge；

211st, First terrace；212nd, second step face；213rd, T-shaped chute；

231st, vertical strengthening ribs；232nd, the first groove；233rd, T-shaped groove；234th, toothed surface；235th, it is raised；

251st, the 3rd groove；

31st, side breast board；32nd, column；

311st, grafting aluminium section bar；3111st, grafting is raised；3112nd, grafting groove；

312nd, frame aluminium section bar；3121st, rectangular recess；

321st, the 3rd step surface；

201st, retaining groove.

Specific embodiment

It is to describe technology contents of the present utility model, the objects and the effects in detail, below in conjunction with implementation method and matches somebody with somebody Accompanying drawing is closed to be explained.

The design of the utility model most critical is：The main longitudinal grider underframe of breast board car is kept into steel design, by compartment bottom Plate is set to aluminum design, it is ensured that while the integrated carrying ability of breast board car, reduces overall weight and the oil consumption of breast board car.

Fig. 1 to Figure 15 is refer to, the utility model provides a kind of lightweight breast board car, including steel main longitudinal grider underframe 1 With aluminium carriage base plate 2, the steel main longitudinal grider underframe 1 include two pre-and post perforative first longerons 11 and coupling assembly 12, The coupling assembly 12 includes T-nut 122, contiguous block 121 and screw 123, and the aluminium carriage base plate 2 includes at least two The second cross beam 23 set perpendicular to the first longeron 11, the lower surface of the second cross beam 23 is provided with T-shaped groove 233, the T Shape nut 122 is slidably arranged in the T-shaped groove 233 of the second cross beam 23, the upper surface of the contiguous block 121 and described One longeron 11 is contacted, and screw 123 is spirally connected through the contiguous block 121 with the T-nut 122 from the bottom up.

Further, the cross sectional shape of first longeron 11 is for I-shaped, including upper level board 111, the contiguous block 121 upper surface is provided with cascaded surface, and the cascaded surface is contacted with the lower surface and lateral surface of the upper level board 111 respectively.

Seen from the above description, contiguous block 121 realizes two contacts in face by cascaded surface and the first longeron 11, and first indulges Beam 11 carries out spacing to contiguous block 121, prevents the positioning of contiguous block 121；Preferably, the depth of cascaded surface and the upper level board 111 thickness is identical, then the lower surface of second cross beam 23 is contacted with the upper surface of the first longeron 11 and cascaded surface, makes second cross beam 23 and first are completely embedded between longeron 11, and make that shearing force that screw 123 is subject to and vibrations are smaller, and structural soundness is high.

Further, first longeron 11 also includes middle vertical plate 112 and side reinforcing plate 113, the middle vertical plate 112 Positioned at the lower section of the upper level board 111, the height of the side reinforcing plate 113 is highly identical with the middle vertical plate 112, institute State the side that side reinforcing plate 113 is welded on the middle vertical plate 112.

Seen from the above description, it is welded with side reinforcing plate in the side of the middle vertical plate 112 of the first I-shaped longeron 11 113, the height of side reinforcing plate 113 is highly identical with middle vertical plate 112, then the top of side reinforcing plate 113 and upper level board 111 Concordantly, both are also welded to connect, and effectively strengthen structural strength, rigidity and the bearing capacity of the first longeron 11.

Further, the steel main longitudinal grider underframe 1 also includes at least two symmetrically arranged collateral supports 14, described collateral Support 14 one end to be welded to connect with the lateral surface of first longeron 11, the other end passes through screw or rivet and second longeron 21 connection, it is described it is collateral support 14 upper surface it is concordant with the upper surface of the upper level board 111, or it is described it is collateral support 14 it is upper Surface contacts with the lower surface of the upper level board 111.

Seen from the above description, the lateral surface in the first longeron 11 has also been welded to connect collateral support 14, collateral support 14 and the Two longerons 21 strengthen the attachment structure between the first longeron 11 and the second longeron 21 by screw or rivet interlacement；Collateral support 14 upper surface is concordant with the upper surface of the upper level board 111, then 14 pairs of aluminium carriage base plates 2 of collateral support are contacted, and are also functioned to Effective supporting role；Or, the upper surface of the collateral support 14 contacts with the lower surface of the upper level board 111, wherein on Level board 111 is contacted with aluminium carriage base plate 2, and the collateral upper level board 111 of support 14 pairs plays a part of reinforcement structure, improves first The structural strength of longeron 11, rigidity and bearing capacity.

Further, the steel main longitudinal grider underframe 1 also includes the first crossbeam 13 of at least two, the first crossbeam 13 Medial surface of the two ends respectively with wherein one first longeron 11 be welded to connect；The first crossbeam 13 is provided with first and subtracts Repeated hole 131.

Seen from the above description, first crossbeam 13 is used to connect two first longerons 11, rational in infrastructure, makes steel main longitudinal grider Underframe 1 is rational in infrastructure firm；First crossbeam 13 is provided with the first lightening hole 131, is not influenceing the entirety of steel main longitudinal grider underframe 1 While structural strength, mitigate the weight of breast board car, save breast board car oil consumption.

Further, the collateral support 14 is provided with the second lightening hole 141.

Seen from the above description, collateral support 14 is provided with the second lightening hole 141, is not influenceing steel main longitudinal grider underframe 1 While overall construction intensity, mitigate the weight of breast board car, save breast board car oil consumption.

Further, also including material baffle 20, the second cross beam 23 is hollow structure, the second cross beam 23 it is upper Surface is provided with least one the first groove 232, and a side of first groove 232 is provided with a projection 235, described Material baffle 20 is provided with the retaining groove 201 with raised 235 shape adaptation, and the screens of the retaining groove 201 is described On raised 235.

Seen from the above description, second cross beam 23 is aluminum, and is hollow structure, is molded by stretch process, quality Gently, and it is easy to batch machining；The side of the first groove 232 of the upper surface of second cross beam 23 is provided with a projection 235, raised 235 towards another side of the first groove 232, and in the space that the first groove 232 is formed, raised 235 are no more than second The upper surface of crossbeam 23, the flatness of the upper surface of second cross beam 23 is not influenceed；Material baffle 20 is by retaining groove 201 and projection 235 screens are connected, and without screw, the installing/dismounting of material baffle 20 is convenient, and is designed with least one on every piece of second cross beam 23 The first groove 232, the settable position of material baffle 20 is more, and structure is more flexible, and material baffle 20 can be to filling on breast board car The material 30 of load carries out stop positioning.

Further, the cross sectional shape of the material baffle 20 is right angled triangle, and the retaining groove 201 is arranged on institute State in one of right-angle surface of material baffle 20, the material 30 loaded in another right-angle surface and breast board car of material baffle 20 Contact, stabilized structure is reasonable, material-saving.

Further, the cross sectional shape of the second cross beam 23 is rectangle, and the middle part of the second cross beam 23 is provided with vertically Reinforcement 231.

Seen from the above description, vertical strengthening ribs 231 are provided with the middle part of second cross beam 23, play reinforcement second cross beam 23 Structural strength and rigidity effect；The first groove 232 is provided with the upper surface of second cross beam 23, reinforcement second cross beam 23 is played Upper surface structural strength and rigidity effect, be additionally provided with T-shaped groove 233 in the lower surface of second cross beam 23, play reinforcement The effect of the structural strength and rigidity of the lower surface of second cross beam 23, triplicity makes the strength-weight ratio of second cross beam 23 high, Bearing capacity is strong.

Preferably, the side of the spacing between the vertical strengthening ribs 231, and vertical strengthening ribs 231 and second cross beam 23 Spacing between wall is identical with the thickness of the second cross beam 23.

Seen from the above description, the spacing between the vertical strengthening ribs 231, and vertical strengthening ribs 231 and second is horizontal Spacing between the side wall of beam 23 is identical with the thickness of the second cross beam 23, make intensity of the second cross beam 23 on each face and Rigidity is more uniform, and bearing capacity is overall preferably.

Preferably, the second cross beam 23 is provided with three vertical strengthening ribs 231, the upper surface pair of the second cross beam 23 Title be provided with two the first grooves 232, respectively positioned at high order end vertical strengthening ribs 231 the left side and the vertical strengthening ribs of low order end 231 the right, the second cross beam 23 is toothed surface 234 in the upper surface between two first grooves 232.

Seen from the above description, vertical strengthening ribs 231 have four, and the upper surface of second cross beam 23 is in two the first grooves Toothed surface 234 is provided between 232, the spacing between two the first grooves 232 is big, makes the width of toothed surface 234 big, enhancing second The structural strength of crossbeam 23, the frictional force between rigidity and bearing capacity, and second cross beam 23 and breast board car loading goods.

Further, the aluminium carriage base plate 2 also include two pre-and post perforative second longerons 21, at least two it is symmetrical The bearing diagonal 22 and steel angled piece of setting, second longeron 21 is parallel to be set with the first longeron 11, and is located at second respectively The two ends of crossbeam 23, one end of the bearing diagonal 22 is welded to connect with second longeron 21, and the other end passes through the steel right angle Part is connected with the lateral surface of first longeron 11, and the steel angled piece one side is welded to connect with first longeron 11, separately Simultaneously it is connected with second longeron 21 by screw or rivet.

Seen from the above description, two second longerons 21 are attached by the second cross beam 23 of at least two, and second is horizontal Beam 23 is welded to connect with the second longeron 21, makes aluminium carriage base plate 2 rational in infrastructure firm；First longeron 11 and the second longeron 21 it Between connected by bearing diagonal 22, consolidate between the first longeron 11 and the second longeron 21 attachment structure, enabling capabilities are strong；Bearing diagonal 22 is aluminum design, and bearing diagonal 22 is welded to connect with the second longeron 21, bearing diagonal 22 and steel angled piece screw or rivet Connection, steel angled piece is welded to connect with the first longeron 11, rational in infrastructure firm.

Further, the medial surface of second longeron 21 is provided with the First terrace 211 of L-shaped, the second cross beam 23 End face and the First terrace 211 contacts side surfaces, the bottom surface of the second cross beam 23 and the First terrace 211 Bottom surface contacts.

Seen from the above description, the medial surface of the second longeron 21 is provided with First terrace 211, and First terrace 211 passes through Two faces are welded to connect with the end of second cross beam 23, and accurate positioning, stabilized structure is reasonable.

Further, also including Left-Hand Panel 3, right panel 4 and rear side panel 5, the aluminium carriage base plate 2 also includes 3rd crossbeam 24, the 3rd crossbeam 24 is located at the end of the aluminium carriage base plate 2, the two ends difference of the 3rd crossbeam 24 Piece second longeron 21 of connection, the lateral surface of the crossbeam 24 of second longeron 21 and the 3rd is equipped with the second step of L-shaped Face 212, the Left-Hand Panel 3 is hinged by hinge 26 with the second longeron 21 positioned at left side, and abuts against second longeron 21 Second step face 212 on, the right panel 4 is hinged by hinge 26 with the second longeron 21 for being located at right side, and is abutted against On the second step face 212 of second longeron 21, the rear side panel 5 is hinged by hinge 26 with the 3rd crossbeam 24, and Abut against on the second step face 212 of the 3rd crossbeam 24.

Seen from the above description, aluminium carriage base plate 2 respectively by the second longeron 21 positioned at left side, the 3rd crossbeam 24, The second longeron 21 positioned at right side is articulated and connected with Left-Hand Panel 3, rear side panel 5, right panel 4, rational in infrastructure；It is vertical second Second step face 212 is equipped with beam 21, the 3rd crossbeam 24, makes Left-Hand Panel 3, right panel 4, rear side panel 5 and aluminum The accurate positioning of platform floor 2, attachment structure is consolidated.

Further, the hinge 26 uses aluminum design.

Seen from the above description, hinge 26 uses aluminum design, hinge 26 it is solderable Left-Hand Panel 3, right panel 4, On rear side panel 5, the second longeron 21 and the 3rd crossbeam 24, attachment structure is consolidated.

Further, the Left-Hand Panel 3 and right panel 4 include at least one side breast board 31 and column 32, institute Stating rear side panel 5 includes the side breast board 31 of, and the column 32 is located between two side breast boards 31, the column 32 left surface and right flank is respectively equipped with the 3rd step surface 321 of L-shaped, the medial surface and left surface of side breast board 31 with it is described 3rd step surface 321 is contacted, or the medial surface and right flank of side breast board 31 are contacted with the 3rd step surface 321.

Seen from the above description side breast board 31, on Left-Hand Panel 3 and right panel 4 and the interval setting of column 32, often The left side and right side of individual column 32 are all connected with a side breast board 31, and topology layout is reasonable；Left surface and right side in column 32 Face is equipped with the 3rd step surface 321 and the location fit of side breast board 31 of L-shaped, and structure is accurately rationally consolidated；Preferably, it is described vertical Post 32 be aluminium section bar, have the advantages that can one drawing and forming, be easy to batch machining, light weight.

Further, the aluminium carriage base plate 2 also includes upright post base 25, and the hop count of the second longeron 21 is at least two Section, the upright post base 25 is located between second longeron 21 of adjacent segment, and the upright post base 25 is provided with vertical with described 3rd groove 251 of the shape adaptation of post 32, the column 32 is plugged in the 3rd groove 251 of the upright post base 25.

Seen from the above description, upright post base 25 is provided between the second longeron 21 of adjacent segment, upright post base 25 is used for Column 32 is positioned, and breast board car is during use, and the lateral external force suffered by column 32 is larger, by the grafting of column 32 In the 3rd groove 251 of upright post base 25, the ability for making column 32 bear lateral external force is greatly reinforced, and is also allowed for column 32 Taken out from upright post base 25, to facilitate the handling of goods.

Further, the side breast board 31 includes at least two grafting aluminium section bar 311 and positioned at grafting aluminium section bar 311 The frame aluminium section bar 312 of surrounding, is respectively equipped with grafting 3111 Hes of projection on relative two side of the grafting aluminium section bar 311 Grafting groove 3112, the grafting projection 3111 of the grafting aluminium section bar 311 is plugged on the grafting groove of adjacent grafting aluminium section bar 311 In 3112, the frame aluminium section bar 312 is provided with the rectangular recess 3121 being adapted to the width of grafting aluminium section bar 311, described Grafting aluminium section bar 311 is plugged in the rectangular recess 3121 of the frame aluminium section bar 312；The grafting of the grafting aluminium section bar 311 Be provided with fluid sealant between raised 3111 and the grafting groove 3112 of adjacent grafting aluminium section bar 311, the grafting aluminium section bar 311 with Fluid sealant is provided between the frame aluminium section bar 312.

Seen from the above description, side breast board 31 includes the grafting aluminium section bar 311 of mutual socket connection and positioned at grafting The frame aluminium section bar 312 of the surrounding of aluminium section bar 311, by grafting raised 3111 and grafting groove 3112 between grafting aluminium section bar 311 Socket connection, grafting aluminium section bar 311 is plugged in the rectangular recess 3121 of frame aluminium section bar 312, then side breast board 31 is installed just Victory, sound construction.

Further, also including steel euphroe 6, the lower surface of second longeron 21 is provided with T-shaped chute 213, described Steel euphroe 6 slides screens in the T-shaped chute 213.

Seen from the above description, the screens of steel euphroe 6 and it is slidably arranged in the T-shaped chute of the lower surface of the second longeron 21 In 213, the external force that steel euphroe 6 is received is acted on the second longeron 21, and steel euphroe 6 is also vertical by screw and second Beam 21 is connected, and attachment structure is consolidated between making the longeron 21 of steel euphroe 6 and second.

Further, also including tool box 7 and side guardrail 8, the tool box 7 is fixed under the aluminium carriage base plate 2 Surface, the side guardrail 8 is connected with the tool box 7, and the lateral surface of the side guardrail 8 protrudes from the outer of the tool box 7 Side.

Seen from the above description, tool box 7 is fixed on platform floor lower surface, is not take up the space above platform floor, Structure arrangement is reasonable；Side guardrail 8 is provided with by tool box 7, platform floor and tool box 7 are protected.

Further, also including front panel 9 and paulin sheet trestle 10, the front panel 9 and the aluminium carriage base plate 2 Front end is connected, and the paulin sheet trestle 10 is fixed on the leading flank of the front panel 9.

Seen from the above description, front panel 9 is located at the front end of platform floor, rational in infrastructure；Paulin sheet trestle 10 is arranged on On the leading flank of front panel 9, facilitate the installation to tarpaulin, transport and use.

Fig. 1 to Fig. 4, Figure 12 are refer to, embodiment of the present utility model is：

A kind of lightweight breast board car, including steel main longitudinal grider underframe 1 and aluminium carriage base plate 2, the steel main longitudinal grider bottom Frame 1 includes two pre-and post perforative first longerons 11 and coupling assembly 12, and the coupling assembly 12 includes T-nut 122, connection Block 121 and screw 123, the aluminium carriage base plate 2 include the second cross beam set perpendicular to the first longeron 11 of at least two 23, the lower surface of the second cross beam 23 is provided with T-shaped groove 233, and the T-nut 122 is slidably arranged in the second cross beam In 23 T-shaped groove 233, the upper surface of the contiguous block 121 contacts with first longeron 11, and screw 123 is worn from the bottom up The contiguous block 121 is crossed to be spirally connected with the T-nut 122.

Fig. 1 to Fig. 4 is refer to, embodiment of the present utility model two is：

A kind of lightweight breast board car, on the basis of embodiment one, the cross sectional shape of first longeron 11 be it is I-shaped, Including upper level board 111, middle vertical plate 112 and side reinforcing plate 113, the upper surface of the contiguous block 121 is provided with cascaded surface, described Cascaded surface is contacted with the lower surface and lateral surface of the upper level board 111 respectively, and the middle vertical plate 112 is located at the upper level The lower section of plate 111, the height of the side reinforcing plate 113 is highly identical with the middle vertical plate 112, the side reinforcing plate 113 It is welded on the side of the middle vertical plate 112.

The steel main longitudinal grider underframe 1 also includes at least two symmetrically arranged collateral supports 14, the first of at least two the horizontal strokes Beam 13,14 one end of the collateral support are welded to connect with the lateral surface of first longeron 11, and the other end passes through screw or rivet It is connected with second longeron 21, the upper surface of the collateral support 14 is concordant with the upper surface of the upper level board 111, Huo Zhesuo The upper surface for stating collateral support 14 contacts with the lower surface of the upper level board 111；The two ends of the first crossbeam 13 respectively with its In the medial surface of first longeron 11 be welded to connect；The first crossbeam 13 is provided with the first lightening hole 131；The side Support 14 is provided with the second lightening hole 141.

Fig. 1 to Fig. 4, Figure 12, Figure 15 are refer to, embodiment of the present utility model three is：

A kind of lightweight breast board car, on the basis of embodiment one, also including material baffle 20, the second cross beam 23 is Hollow structure, the upper surface of the second cross beam 23 is provided with least one the first groove 232, the one of first groove 232 Individual side is provided with a projection 235, and the material baffle 20 is provided with the retaining groove with raised 235 shape adaptation 201, on described raised 235, the cross sectional shape of the material baffle 20 is right angled triangle to the screens of the retaining groove 201, The retaining groove 201 is arranged in one of right-angle surface of the material baffle 20, another right angle of material baffle 20 Face contacts with the material 30 loaded on breast board car；The cross sectional shape of the second cross beam 23 is rectangle, the second cross beam 23 Middle part is provided with vertical strengthening ribs 231；Preferably, the spacing between the vertical strengthening ribs 231, and vertical strengthening ribs 231 with Spacing between the side wall of second cross beam 23 is identical with the thickness of the second cross beam 23；Preferably, on the second cross beam 23 Three vertical strengthening ribs 231 are provided with, the upper surface of the second cross beam 23 is provided with two the first grooves 232, respectively positioned at most left The left side of the vertical strengthening ribs 231 at end and the right of the vertical strengthening ribs 231 of low order end, the second cross beam 23 is positioned at two Upper surface between first groove 232 is toothed surface 234.

Fig. 1 to Fig. 4 is refer to, example IV of the present utility model is：

A kind of lightweight breast board car, on the basis of embodiment one, the aluminium carriage base plate 2 is passed through before and after also including two The second longeron 21, at least two symmetrically arranged bearing diagonals 22 and the steel angled piece worn, second longeron 21 are parallel with the One longeron 11 is set, and respectively positioned at the two ends of second cross beam 23, the one end of the bearing diagonal 22 is welded with second longeron 21 Connection, the other end is connected by the steel angled piece with the lateral surface of first longeron 11, and the steel angled piece is simultaneously It is welded to connect with first longeron 11, another side is connected by screw or rivet with second longeron 21.

Fig. 1 to Figure 14 is refer to, embodiment of the present utility model five is：

A kind of lightweight breast board car, on the basis of example IV, the medial surface of second longeron 21 is provided with the of L-shaped One step surface 211, the contacts side surfaces of the end face of the second cross beam 23 and the First terrace 211, the second cross beam 23 Bottom surface contacted with the bottom surface of the First terrace 211；Also include Left-Hand Panel 3, right panel 4 and rear side panel 5, it is described Aluminium carriage base plate 2 also includes the 3rd crossbeam 24, and the 3rd crossbeam 24 is located at the end of the aluminium carriage base plate, described the The two ends of three crossbeams 24 connect second longeron 21 respectively, and the lateral surface of the crossbeam 24 of second longeron 21 and the 3rd is equal The second step face 212 of L-shaped is provided with, the Left-Hand Panel 3 is hinged by hinge 26 with the second longeron 21 positioned at left side, and is leaned on It is connected on the second step face 212 of second longeron 21, the right panel 4 is by hinge 26 and the second longeron for being located at right side 21 are hinged, and abut against on the second step face 212 of second longeron 21, and the rear side panel 5 is by hinge 26 and described the Three crossbeams 24 are hinged, and abut against on the second step face 212 of the 3rd crossbeam 24；The hinge 26 uses aluminum design.

The Left-Hand Panel 3 and right panel 4 include at least one side breast board 31 and column 32, the rear side panel The 5 side breast boards 31 for including, the column 32 is located between two side breast boards 31, the left surface of the column 32 With the 3rd step surface 321 that right flank is respectively equipped with L-shaped, the medial surface and left surface of side breast board 31 and the 3rd step surface 321 contacts, or the medial surface and right flank of side breast board 31 are contacted with the 3rd step surface 321；The side breast board 31 Including at least two grafting aluminium section bar 311 and the frame aluminium section bar 312 positioned at the surrounding of grafting aluminium section bar 311, the grafting aluminium Grafting raised 3111 and grafting groove 3112, the grafting aluminium section bar 311 are respectively equipped with relative two side of section bar 311 Grafting projection 3111 be plugged in the grafting groove 3112 of adjacent grafting aluminium section bar 311, the frame aluminium section bar 312 is provided with The rectangular recess 3121 being adapted to the width of grafting aluminium section bar 311, the grafting aluminium section bar 311 is plugged on the frame aluminium profiles In the rectangular recess 3121 of material 312；The grafting projection 3111 of the grafting aluminium section bar 311 and adjacent grafting aluminium section bar 311 Fluid sealant is provided between grafting groove 3112, sealing is provided between the grafting aluminium section bar 311 and the frame aluminium section bar 312 Glue.

The aluminium carriage base plate 2 also includes upright post base 25, and the hop count of the second longeron 21 is at least two sections, the column Base 25 is located between second longeron 21 of adjacent segment, and the upright post base 25 is provided with and the shape adaptation of the column 32 The 3rd groove 251, the column 32 is plugged in the 3rd groove 251 of the upright post base 25.

Fig. 1 to Figure 14 is refer to, embodiment of the present utility model six is：

A kind of lightweight breast board car, on the basis of any of the above-described embodiment, also including steel euphroe 6, tool box 7, Side guardrail 8, front panel 9 and paulin sheet trestle 10, the lower surface of second longeron 21 are provided with T-shaped chute 213, the steel tight rope Device 6 slides screens in the T-shaped chute 213；The tool box 7 is fixed on the aluminium carriage base plate lower surface, the side Guardrail 8 is connected with the tool box 7, and the lateral surface of the side guardrail 8 protrudes from the lateral surface in the tool box 7；Before described Side panel 9 is connected with the front end of the aluminium carriage base plate, and the paulin sheet trestle 10 is fixed on the leading flank of the front panel 9 On.

In sum, the lightweight breast board car that the utility model is provided, using steel main longitudinal grider underframe 1, aluminium carriage bottom The side breast board 31 of plate 2 and aluminum, the first longeron 11 is strengthened and the by coupling assembly 12, bearing diagonal 22, collateral support 14 Attachment structure intensity and steadiness between two longerons 21, are provided with collateral support 14, side reinforcing plate 113 to carry on the first longeron 11 The high structural strength and rigidity of itself, is provided with First terrace 211 and the on the second longeron 21 of aluminium carriage base plate 2 Two crossbeams 23 coordinate, and are provided with second step face 212 and coordinate with side breast board 31, are provided with T-shaped chute 213 and match somebody with somebody with steel euphroe 6 Close, also by the location fit of the 3rd step surface 321 on column 32, column 32 is plugged on upright post base to adjacent side breast board 31 In 25, second cross beam 23 is provided with vertical strengthening ribs 231, the first groove 232 and T-shaped groove 233, and material baffle 20 is recessed with first The clamping matching of groove 232 is connected, and location and installation dismounting rapid and convenient, the structural strength of the breast board car, rigidity and stable connection are good, Bearing capacity is strong, and it is convenient to install and use, and light weight, oil consumption is few, energy saving.

Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every The equivalents made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in the technology neck of correlation Domain, is similarly included in scope of patent protection of the present utility model.

Claims (9)

1. a kind of lightweight breast board car, it is characterised in that including steel main longitudinal grider underframe and aluminium carriage base plate, the steel master Longeron underframe include two pre-and post perforative first longerons and coupling assembly, the coupling assembly include T-nut, contiguous block and Screw, the aluminium carriage base plate includes the second cross beam set perpendicular to the first longeron of at least two, the second cross beam Lower surface be provided with T-shaped groove, the T-nut is slidably arranged in the T-shaped groove of the second cross beam, the contiguous block Upper surface contacts with first longeron, and screw is spirally connected through the contiguous block with the T-nut from the bottom up.

2. lightweight breast board car according to claim 1, it is characterised in that the cross sectional shape of first longeron is I-shaped Shape, including upper level board, the upper surface of the contiguous block are provided with cascaded surface, the cascaded surface respectively with the upper level board under Surface and lateral surface are contacted.

3. lightweight breast board car according to claim 1, it is characterised in that also including material baffle, the second cross beam It is hollow structure, the upper surface of the second cross beam is provided with least one the first groove, a side of first groove A projection is provided with, the material baffle is provided with the retaining groove being adapted to the convex shape, the retaining groove card Position is in the projection.

4. lightweight breast board car according to claim 1, it is characterised in that before the aluminium carriage base plate also includes two The second longeron, at least two symmetrically arranged bearing diagonals and the steel angled piece for running through afterwards, second longeron are parallel with first Longeron is set, and respectively positioned at the two ends of second cross beam, described bearing diagonal one end is connected with second longitudinal beam welding, the other end It is connected with the lateral surface of first longeron by the steel angled piece, steel angled piece one side and first longeron It is welded to connect, another side is connected by screw or rivet with second longeron.

5. lightweight breast board car according to claim 4, it is characterised in that the medial surface of second longeron is provided with L-shaped First terrace, the contacts side surfaces of the end face of the second cross beam and the First terrace, the bottom surface of the second cross beam Bottom surface with the First terrace contacts.

6. lightweight breast board car according to claim 4, it is characterised in that also including Left-Hand Panel, right panel and after Side panel, the aluminium carriage base plate also includes the 3rd crossbeam, and the 3rd crossbeam is located at the end of the aluminium carriage base plate, The two ends of the 3rd crossbeam connect second longeron respectively, and the lateral surface of second longeron and the 3rd crossbeam is all provided with Have a second step face of L-shaped, the Left-Hand Panel is hinged by hinge with the second longeron positioned at left side, and abut against this second On the second step face of longeron, the right panel is hinged by hinge with positioned at second longeron on right side, and abut against this On the second step face of two longerons, the rear side panel is hinged by hinge with the 3rd crossbeam, and abuts against the described 3rd On the second step face of crossbeam.

7. lightweight breast board car according to claim 6, it is characterised in that the Left-Hand Panel and right panel are included extremely Few one side breast board and column, the rear side panel includes the side breast board of, and the column is located at two sides Between the breast board of face, the left surface and right flank of the column are respectively equipped with the 3rd step surface of L-shaped, the medial surface of side breast board and Left surface is contacted with the 3rd step surface, or the medial surface and right flank of side breast board are contacted with the 3rd step surface.

8. lightweight breast board car according to claim 7, it is characterised in that the aluminium carriage base plate also includes column bottom Seat, the hop count of the second longeron is at least two sections, and the upright post base is located between second longeron of adjacent segment, the column Base is provided with the 3rd groove with the column shape adaptation, and the column is plugged on the 3rd groove of the upright post base In.

9. lightweight breast board car according to claim 1, it is characterised in that also including tool box, side guardrail, front panel And paulin sheet trestle, the tool box is fixed on the aluminium carriage base plate lower surface, and the side guardrail is connected with the tool box, and The lateral surface of the side guardrail protrudes from the lateral surface in the tool box, before the front panel and the aluminium carriage base plate End connection, the paulin sheet trestle is fixed on the leading flank of the front panel.