CN216761926U - New forms of energy commodity circulation car and carriage - Google Patents

Abstract

The utility model discloses a new energy logistics vehicle and a carriage, which comprise a carriage plate assembly, a rear door assembly and a chassis assembly, wherein the carriage plate assembly and the rear door assembly are arranged on the chassis assembly and form a carriage part together; the carriage plate assembly comprises a side plate assembly and a top plate, the top plate and the side plate assembly are welded and fixed, the bottom frame assembly comprises a bottom plate, and the bottom plate and the side plate assembly are welded and fixed; the top plate, the bottom plate and the side plate assemblies are all made of honeycomb plates; under the condition that the load requirement of 3000kg of design load is met, the total weight of the carriage is only about 400kg, and therefore the cruising ability of the new energy logistics vehicle is enhanced to a certain extent.

Description

New forms of energy commodity circulation car and carriage

Technical Field

The utility model relates to the technical field of van trucks and new energy automobiles, in particular to a new energy logistics vehicle and a new energy carriage.

Background

Van, also called van, is mainly used for the full-sealed transportation of various articles, and special van can also transport chemical dangerous articles. The van vehicle has the advantages of flexibility, convenient operation, high working efficiency, large transportation amount, full utilization of space, safety, reliability and the like in the transportation process. The traditional van is a fuel oil vehicle, has enough power, long driving mileage and convenient refueling, and generally adopts an iron corrugated sheet to manufacture a carriage, so that the weight of the carriage is heavier, the endurance mileage of the new energy automobile is short, the requirement of the new energy automobile on the license plate cannot be met, and the van cannot be used on the electric new energy automobile. In addition, cities in various regions have higher and higher requirements on energy conservation and environmental protection at present, and the express logistics industry also needs more new energy logistics vehicles to meet the use requirements of the new energy logistics vehicles.

Chinese patent publication No. CN106394706A discloses a logistics vehicle and a carriage thereof, which comprises a carriage body, wherein the carriage body comprises a carriage plate assembly, an underframe assembly, a skirt edge assembly and a rear door plate assembly, the carriage plate assembly is arranged above the underframe assembly, the skirt edge assembly is arranged below the underframe assembly, and the rear door plate assembly is simultaneously connected with the carriage plate assembly, the underframe assembly and the skirt edge assembly; the logistics vehicle comprises the compartment. The utility model has simple structure, lower dead weight and convenient assembly, thereby leading the carriage to be applied to a new energy vehicle, but the new energy logistics carriage has the following technical defects:

1) the carriage side plate is connected with the underframe through the connecting strip arranged on the outer side of the carriage, the connecting strength is low, the structure is not firm enough, and the connecting strip connected with the underframe on one side with the side door is divided into three sections, so that the integral structural strength of the carriage and the connecting strength of the side door frame assembly with the carriage side plate and the underframe are influenced;

2) the carriage chassis is welded into a whole by adopting I-steel, so that the size is large, the weight is heavy, the transportation, the storage and the installation are very inconvenient, the carriage with different sizes and specifications needs to be customized and processed by chassis manufacturers, and the assembly factory has high self-assembly difficulty and low efficiency;

3) when the carriage top plate is installed, the left edge, the front edge and the rear edge of the top plate are respectively fixed with the three first connecting pieces, then the top plate is installed on the carriage side plate through a crane, this requires that the first coupling grooves of the three first coupling members must be simultaneously fastened to the side plates of the vehicle compartment, however, because the three first connecting pieces are arranged in the carriage during installation and no positioning assistance is provided, the first connecting grooves on the three first connecting pieces can be simultaneously buckled on the side plates of the carriage by continuous attempts, which wastes time and labor, and the situations are also installation conditions under ideal conditions, in the actual installation situation, considering the situations of manufacturing precision, matching precision and the like, the allowance between different parts of the first connecting groove and different parts of the carriage side plate can be changed continuously, so that part of the first connecting groove cannot be buckled on the side plate due to small allowance, and the stability of the carriage top plate installation is influenced due to large allowance of part of the first connecting groove;

4) the self weight of the carriage still reaches over 600 kg.

Therefore, patent documents with publication numbers CN109515520B, CN209600620U, CN209600232U, CN109533026A, CN109515532A, etc. are directed to the above technical problems 1), 2), and 4), by designing a series of connecting profiles and removing the redundant connecting structure, the difficulty of assembling the above car is reduced, the structural strength of the above car is increased, and the underframe structure of the car is improved; and finally, the weight of the carriage is reduced to about 525kg under the condition of ensuring the structural strength of the carriage.

However, as a result of research, those skilled in the art have found that the structure and weight of the new energy logistics compartment disclosed in patent documents CN109515520B, CN209600620U, CN209600232U, CN109533026A, and CN109515532A still have room for further improvement, and the above technical problem 3 is not solved either).

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a new energy logistics vehicle and a vehicle compartment, which have good structural strength, simpler assembly, simpler structure and lighter weight.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a new energy logistics vehicle carriage comprises a carriage plate assembly, a rear door assembly and a bottom frame assembly, wherein the carriage plate assembly and the rear door assembly are arranged on the bottom frame assembly and form a carriage part together;

the carriage plate assembly comprises a side plate assembly and a top plate, the top plate and the side plate assembly are welded and fixed, the bottom frame assembly comprises a bottom plate, and the bottom plate and the side plate assembly are welded and fixed;

wherein, the top plate, the bottom plate and the side plate assembly are all made of honeycomb plates.

Preferably, the side door assembly comprises side panel parts, a first side panel and a side door assembly, wherein the side panel parts comprise a second side panel, a third side panel and a fourth side panel which are formed by bending a sheet material, the second side panel and the fourth side panel are distributed in parallel, the third side panel is used for connecting the second side panel and the fourth side panel and is respectively perpendicular to the second side panel and the fourth side panel, and the side door assembly is fixedly connected with the first side panel and the fourth side panel respectively, wherein the second side panel is used as a left side panel of the compartment part, the third side panel is used as a front side panel of the compartment part, and the first side panel, the fourth side panel and the side door assembly are jointly matched to be used as a right side panel of the compartment part; the top plate is welded and fixed with the side plate pieces, the first side plate and the side door assembly.

Preferably, the inner corner of the bend between the second side plate and the third side plate is welded and reinforced, and the inner corner of the bend between the third side plate and the fourth side plate is welded and reinforced.

Preferably, the side plate assembly further comprises three upper side beams, and the left edge, the front edge and the right edge of the top plate are fixed on the side plate assembly through the three upper side beams respectively; the roof side rail includes that one goes up outer boundary beam and at least one and goes up interior boundary beam, at least one goes up interior boundary beam and goes up the outer boundary beam and can dismantle the connection to the cooperation forms the first mounting groove that is used for installing the carriage roof, and the cooperation forms the second mounting groove that is used for installing the carriage curb plate.

Preferably, the upper outer edge beam is fixedly connected with the upper surface of the top plate and the outer surface of the side plate assembly respectively, and the upper inner edge beam is fixedly connected with the lower surface of the top plate and the inner surface of the side plate assembly respectively.

Preferably, the underframe assembly further comprises at least one longitudinal beam extending forwards and backwards, two first bottom beams extending forwards and backwards, and a second bottom beam extending leftwards and rightwards, wherein a plurality of first cross beams and second cross beams extending leftwards and rightwards are fixedly connected to the upper portion of the longitudinal beam along the length direction of the longitudinal beam, the two ends of each first cross beam are fixedly connected with the left and right first bottom beams respectively, the second bottom beam is located in front of the two first bottom beams and is fixedly connected with the left and right first bottom beams, the bottom plate is located above the first cross beams and the second cross beams and is welded and fixed with the second cross beams, the two ends of the second cross beams are placed on the left and right first bottom beams respectively, and the second cross beams are made of cellular boards.

Preferably, the first bottom edge beam comprises a fourth transverse plate and a fifth transverse plate which are horizontal and distributed in parallel, and a fourth vertical plate and a fifth vertical plate which are vertical and distributed in parallel, the fourth transverse plate, the fourth vertical plate and the fifth vertical plate are matched to form a third mounting groove for mounting the side plate assembly, and the fifth transverse plate and the fifth vertical plate are matched to form a placing part for placing two ends of the first cross beam and the second cross beam.

Preferably, the fifth transverse plate is provided with a plurality of mounting holes, and two ends of the first cross beams are respectively and fixedly mounted at the mounting holes through bolt pieces.

Preferably, the second lower edge beam has the same structure as the first lower edge beam, and the left end and the right end of the second lower edge beam are fixedly connected with the left first lower edge beam and the right first lower edge beam respectively through fourth connecting pieces;

the fourth connecting piece comprises a vertical seventh base plate part, a vertical eighth base plate part and a horizontal ninth base plate part, the seventh base plate part is fixedly connected with a fifth vertical plate on the first lower edge beam, the eighth base plate part is fixedly connected with a fifth vertical plate on the second lower edge beam, the ninth base plate part is fixedly connected with a fifth transverse plate on the second lower edge beam, and the eighth base plate part is respectively connected with the seventh base plate part and the ninth base plate part.

A new energy logistics vehicle comprises the new energy logistics vehicle compartment.

The beneficial effects of the utility model are as follows: the top plate, the bottom plate and the side plate assemblies are all made of honeycomb plates, all the plate components are welded and fixed into a whole through PP welding, and the welded strength is utilized to replace section bar connection to a certain extent, so that the total weight of the carriage is only about 400kg under the condition that the load requirement of 3000kg of design load is met, the weight of the carriage is reduced by one third compared with a new energy logistics carriage with the publication number of CN106394706A, and the weight of the carriage is reduced by one fifth compared with the new energy logistics carriage with the publication numbers of CN109515520B, CN209600620U, CN209600232U, CN109533026A and CN 109515532A; thereby the duration of new forms of energy commodity circulation car has been strengthened to a certain extent.

Drawings

FIG. 1 is a schematic structural diagram of a new energy logistics compartment in an embodiment of the application;

FIG. 2 is an exploded schematic view of a new energy logistics compartment in an embodiment of the application;

FIG. 3 is an exploded view of the roof and roof side rail of an embodiment of the present application;

FIG. 4 is a schematic structural view of an upper outer beam in an embodiment of the present application;

FIG. 5 is a schematic structural view of an upper inner edge beam in an embodiment of the present application;

FIG. 6 is a schematic structural view of a roof side rail according to an embodiment of the present application;

FIG. 7 is an exploded view of a side panel assembly according to an embodiment of the present application;

FIG. 8 is an exploded view of the undercarriage assembly according to an embodiment of the present application;

FIG. 9 is a schematic structural diagram of a chassis assembly in an embodiment of the present application (omitting a bottom plate);

FIG. 10 is a first schematic structural view of a first (second) rocker in an embodiment of the present disclosure;

FIG. 11 is an enlarged view of a portion of FIG. 9 at A;

FIG. 12 is an enlarged view of a portion of FIG. 9 at B;

FIG. 13 is an enlarged view of a portion of FIG. 9 at C;

FIG. 14 is an enlarged view of a portion of FIG. 9 at D;

FIG. 15 is a schematic structural view of a second connector;

fig. 16 is a second structural schematic view of the first (second) rocker in the embodiment of the present application.

Description of reference numerals: 10. a top plate; 11. an upper outer beam; 110. a chute; 111. a first transverse plate; 112. a first vertical plate; 113. a second vertical plate; 114. a second transverse plate; 115. a first trench; 116. a second trench; 12. an upper inner edge beam; 120. a sliding part; 121. a third transverse plate; 122. a third vertical plate; 123. a first connecting plate; 13. a first mounting groove; 14. a second mounting groove;

2. a side plate assembly; 20. a side panel member; 21. a first side plate; 22. a side door assembly; 201. a second side plate; 202. a third side plate; 203. a fourth side plate; 23. wrapping the upright posts;

3. a chassis assembly; 31. a base plate; 32. a stringer; 33. a first rocker beam; 330. a fourth transverse plate; 331. a fifth transverse plate; 3310. a first mounting hole; 332. a fourth riser; 333. a fifth vertical plate; 3330. a second mounting hole; 3340. a third mounting groove; 3341. a fifth mounting groove; 335. a placing part; 336. a first extension riser; 337. a third extension riser; 338. a first extending transverse plate; 339. a second reinforcing plate; 34. a second lower edge beam; 35. a first cross member; 36. a second cross member; 301. a first connecting member; 3011. a first substrate section; 3012. a second substrate section; 3013. a first extension plate portion; 303. a third connecting member; 3031. a fifth substrate section; 3032. a sixth substrate section; 3033. a fourth extension plate portion; 302. a second connecting member; 3021. a third substrate portion; 3022. a fourth substrate portion; 3023. a second extension plate portion; 3024. a third extension plate portion; 304. a fourth connecting member; 3041. a seventh substrate portion; 3042. an eighth substrate portion; 3043. a ninth substrate portion; 3044. a fifth extension plate portion; 3045. a sixth extension plate portion; 3046. a first extension portion; 3047. a seventh extension plate portion; 305. a fifth connecting member; 3050. a tenth substrate portion; 3051. an eleventh substrate section;

4. a rear door assembly;

5. a skirt edge assembly; 50. a front skirt piece; 51. a front skirt; 52. a rear skirt.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and intended to explain the present application and should not be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientation or positional relationship shown in the drawings, and are used for convenience in describing the present application and to simplify the description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, unless otherwise indicated, "a plurality" means two or more unless explicitly defined otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The first embodiment is as follows:

fig. 1 and fig. 2 show a new energy logistics carriage, which includes a carriage plate assembly, a rear door assembly 4, an underframe assembly 3 and a skirt assembly 5. The compartment plate assembly and the rear door assembly 4 are mounted above the underframe assembly 3 and jointly form a compartment part, and the skirt edge assembly 5 is mounted below the underframe assembly 3 and located on two sides of the underframe assembly 3.

The compartment plate assembly comprises a side plate assembly 2, a top plate 10 and three upper boundary beams, as shown in fig. 3, the left edge, the front edge and the right edge of the top plate 10 are respectively and primarily fixed on the side plate assembly 2 through the three upper boundary beams, and the side plate assembly 2 is installed on the bottom frame assembly 3.

As shown in fig. 6, the upper edge beam includes an upper outer edge beam 11 and at least one upper inner edge beam 12, the upper outer edge beam 11 is provided with a sliding slot 110 parallel to the length direction thereof, and at least one end of the two ends of the sliding slot 110 is an open end;

go up and be equipped with a sliding part 120 on the inside sill 12, thereby go up inside sill 12 and get into spout 110 through sliding part 120 from the open end of spout 110 in thereby slidable mounting is on last outside roof beam 11 to when last inside sill 12 was installed at last outside roof beam 11, go up inside sill 12 and can form the first mounting groove 13 that is used for installing carriage roof 10 with last outside roof beam 11 cooperation to and form the second mounting groove 14 that is used for installing the carriage curb plate.

Like this, when installation roof 10, thereby cooperate in advance with three upper outer roof beam 11 respectively with the left edge of roof 10, front edge and right edge fixed connection jointly and form a lid column structure, detain this lid column structure again on curb plate assembly 2 back and with three upper outer roof beam 11 and curb plate assembly 2 fixed connection, then with a plurality of upper inner roof beam 12 slidable mounting on upper outer roof beam 11 and slide to the preinstallation position, again with upper inner roof beam 12 and roof 10 and curb plate assembly 2 fixed connection, so set up, there is following advantage:

1) when the cover-shaped structure formed by the three upper outer edge beams 11 and the top plate 10 is buckled on the side plate assembly 2, compared with the original three first connecting grooves, the manufacturing precision and the matching precision which need to be considered are greatly reduced, so that the difficulty of installing the top plate 10 on the side plate assembly 2 is greatly reduced;

2) compared with the first connecting piece in the background art, the upper side beam in the embodiment has the advantages that the material consumption is reduced, and the weight is reduced; meanwhile, the length and the installation position of the upper inner edge beam 12 can be adjusted according to actual conditions, and the installation is more flexible.

In the embodiment of the present application, both ends of the sliding groove 110 are open ends.

In the embodiment of the present application, the maximum width between the two sidewalls of the sliding groove 110 is a, the opening width of the sliding groove 110 is b, where a > b, and the sliding portion 120 is in an adaptive shape corresponding to the sliding groove 110; specifically, the sliding groove 110 may be a dovetail groove, a T-shaped groove, an arc groove with more than one-half circle, or a groove with other shapes, and the sliding part 120 has a corresponding adaptive shape; the preferred spout 110 of this application embodiment is the circular arc groove that exceeds half a circle, and like this, go up inside sill 12 and can also finely tune through rotating in sliding process, more can adapt to actual installation situation.

In the embodiment of the present application, as shown in fig. 4, the upper outer side frame 11 further includes a horizontal first horizontal plate 111 and a vertical first vertical plate 112, the first horizontal plate 111 and the first vertical plate 112 are integrally formed, an outer edge of the first horizontal plate 111 and an upper edge of the first vertical plate 112 are smoothly transitioned, a lower surface of the first horizontal plate 111 extends downward vertically to form a second vertical plate 113, a height of the second vertical plate 113 is smaller than a height of the first vertical plate 112, an inner surface of the first vertical plate 112 extends inward horizontally to form a second horizontal plate 114, a width of the second horizontal plate 114 is smaller than a width of the first horizontal plate 111, and the second horizontal plate 114 and the second vertical plate 113 are connected by a sliding groove 110;

as shown in fig. 5, the upper inner sill 12 further includes a horizontal third cross plate 121, a vertical third vertical plate 122 and an inclined first connecting plate 123; the upper edge of the first connecting plate 123 is integrally formed with the sliding portion 120, and the lower edge of the first connecting plate 123 is integrally formed with the third horizontal plate 121 and the third vertical plate 122, wherein, as shown in fig. 6, when the sliding portion 120 is slidably engaged with the sliding slot 110, the first horizontal plate 111, the third horizontal plate 121 and the second vertical plate 113 are engaged to form the first mounting groove 13; the first vertical plate 112, the third vertical plate 122 and the second cross plate 114 cooperate to form the second mounting slot 14.

Preferably, a plurality of first riveting holes are uniformly distributed in the first transverse plate 111 along the length direction of the first transverse plate, the plurality of first riveting holes are located in the middle of the first transverse plate 111, a plurality of second riveting holes are uniformly distributed in the first vertical plate 112 along the length direction of the first vertical plate, and the plurality of second riveting holes are located in the middle of the first vertical plate 112; thus, the top plate 10 is preliminarily fixedly mounted on the side plate assembly 2 through rivet fixing connection and the upper outer edge beam 11;

preferably, a plurality of third riveting holes are uniformly distributed in the third transverse plate 121 along the length direction thereof, the plurality of third riveting holes are located in the middle of the third transverse plate 121, a plurality of fourth riveting holes are uniformly distributed in the third vertical plate 122 along the length direction thereof, and the plurality of fourth riveting holes are located in the middle of the third vertical plate 122; like this, through this kind of connected mode, not only simplified connection structure greatly, convenient operation, structural strength is higher moreover.

Preferably, a plurality of first grooves 115 are formed in the lower surface of the first transverse plate 111 along the length direction of the first transverse plate, the plurality of first grooves 115 are distributed on the inner side and the outer side of the plurality of first riveting holes, a plurality of second grooves 116 are formed in the inner surface of the first vertical plate 112 along the length direction of the first vertical plate, and the plurality of second grooves 116 are distributed on the upper side and the lower side of the plurality of second riveting holes; the first groove 115 and the second groove 116 can increase the surface area and roughness of the side wall of the profile, thereby increasing the adhesive strength and sealing effect of the sealant.

In the embodiment of the present application, as shown in fig. 7, the side panel assembly 2 includes a side panel 20, a first side panel 21 and a side door assembly 22, the side panel 20 includes a second side panel 201, a third side panel 202 and a fourth side panel 203 which are integrally formed, and the front end and the rear end of the side door assembly 22 are fixedly connected to the first side panel 21 and the fourth side panel 203 respectively, wherein the second side panel 201 serves as a left side panel of the vehicle compartment portion, the third side panel 202 serves as a front side panel of the vehicle compartment portion, and the first side panel 21, the fourth side panel 203 and the side door assembly 22 cooperate together to serve as a right side panel of the vehicle compartment portion; of course, in other embodiments, the second side panel 201 may also serve as a right side panel of the compartment portion, and the first side panel 21, the fourth side panel 203 and the side door assembly 22 may be cooperatively used as a left side panel of the compartment portion.

Thus, compared with the original side plate assembly 2, special section bars are not needed to connect the left side plate and the front side plate and connect the right side plate and the front side plate, so that the components of the side plate assembly 2 are simplified, and the weight is reduced;

in addition, the second side panel 201, the third side panel 202, and the fourth side panel 203 are integrally formed, which improves the strength of the entire vehicle compartment, and the impact resistance of the front side panel of the vehicle compartment.

In the embodiment of the present application, as shown in fig. 2, the side plate assembly 2 further includes two left and right pillar trims 23, and the two pillar trims 23 are located outside the side plate 20 and are respectively and fixedly installed at the connection position of the second side plate 201 and the third side plate 202 and the connection position of the third side plate 202 and the fourth side plate 203, so as to respectively wrap the connection position of the second side plate 201 and the third side plate 202 and the connection position of the third side plate 202 and the fourth side plate 203. In this way, since the second side plate 201, the third side plate 202 and the fourth side plate 203 are integrally formed, only the pillar tipping 23 for decoration and protection can be arranged at the corner of the side plate assembly 2, and the plate thickness of the pillar tipping 23 is thinner, thereby achieving the purpose of reducing the weight of the carriage.

The side door assembly 22 can adopt a related structure related to the publication number CN106394706A, and also can adopt related structures related to the publication numbers CN109515520B, CN209600620U, CN209600232U, CN109533026A and CN 109515532A; generally, the side door assembly 22 includes a side door frame fixedly connected to the first side plate 21, the fourth side plate 203, the roof side rail, and the rocker side rail, respectively, and a first locking member for securing the side door plate in a closed state.

The rear door assembly 4 can adopt a related structure related to the publication number CN106394706A, and also can adopt related structures related to the publication numbers CN109515520B, CN209600620U, CN209600232U, CN109533026A and CN 109515532A; generally, the back door assembly 4 includes a back door frame fixedly connected to the top plate 10, the side plate assembly 2 and the bottom frame assembly 3, a second locking member for ensuring that the two back door plates can be closed, and two back door plates symmetrically and rotatably mounted on the back door frame.

In the present embodiment, as shown in fig. 8 and 9, the underframe assembly 3 comprises a bottom plate 31, at least one longitudinal beam 32 extending in the front-rear direction, two first side sills 33 extending in the front-rear direction and one second side sill 34 extending in the left-right direction, a plurality of first cross beams 35 and second cross beams 36 extending left and right are fixedly connected above the longitudinal beams 32 along the length direction, the two ends of the first cross beam 35 are respectively fixedly connected with the left and right first lower beams 33, the second lower beam 34 is positioned in front of the two first lower beams 33 and is fixedly connected with the left and right first lower beams 33, the bottom plate 31 is positioned above the first cross beam 35 and the second cross beam 36, and is fixedly connected with a second cross beam 36, two ends of the second cross beam 36 are respectively placed on the two first lower edge beams 33, the bottom plate 31 and the second cross beam 36 are made of honeycomb plates, and the longitudinal beam 32 and the first cross beam 35 are made of iron or aluminum.

In this way, since the second cross member 36 is made of glass fiber reinforced polypropylene, the weight is reduced compared with the existing iron or aluminum cross member, and meanwhile, a part of the iron or aluminum longitudinal beams 32 and the first cross member 35 are still retained, so that the strength of the entire underframe assembly 3 is almost unchanged.

Further preferably, the second cross beam 36 and the bottom plate 31 are welded and fixed through PP welding; in this way, the second cross member 36 is welded to the bottom plate 31 to be integrated, and the overall strength is relatively not weakened.

In the embodiment of the present application, of the plurality of first cross beams 35 and the plurality of second cross beams 36 distributed in parallel, the first cross beams 35 are located at the foremost end and the rearmost end, and at least one second cross beam 36 is distributed between every two first cross beams 35. So set up, when alleviateing whole chassis weight, structural strength of whole chassis of assurance that can also the at utmost.

In the embodiment of the present application, two longitudinal beams 32 are disposed in parallel, the first cross beam 35 is fixedly connected to the longitudinal beams 32 through a first connecting member 301 or a third connecting member 303, and the second cross beam 36 is fixedly connected to the longitudinal beams 32 through a second connecting member 302.

As shown in fig. 11, the first connecting piece 301 includes a first substrate portion 3011 and a second substrate portion 3012 that are integrally formed, where the first substrate portion 3011 and the second substrate portion 3012 are both in an upright state and perpendicular to each other, the first substrate portion 3011 and the second substrate portion 3012 are smoothly transitioned, an upper half portion of the first substrate portion 3011 is fixedly connected to the first cross beam 35 by a bolt, and a lower half portion of the second substrate portion 3012 is fixedly connected to the longitudinal beam 32 by a bolt;

the upper edge of the first substrate portion 3011 extends horizontally forwards or backwards to form a first extending plate portion 3013, the first extending plate portion 3013 is provided with positioning holes, the lower surface of the bottom plate 31 is provided with positioning columns for matching with the positioning holes, and the bottom plate 31 is preliminarily mounted on the first cross beams 35 through matching of the positioning holes and the positioning columns; in this way, the second cross member 36 is fixedly mounted at a designated position on the longitudinal member 32, and the positioning and mounting of the bottom plate 31 on the underframe assembly 3 are realized through the positioning and matching of the bottom plate 31 and the second cross member 36.

As shown in fig. 16, the second connector 302 includes a third base plate portion 3021 standing upright and a fourth base plate portion 3022 standing upright, the third base plate portion 3021 and the fourth base plate portion 3022 are integrally formed, a lower edge of the third base plate portion 3021 extends horizontally to form a second horizontal extension plate portion 3023 to support the bottom of the second cross beam 36, a side edge of the fourth base plate portion 3022 extends horizontally to form a third vertical extension plate portion 3024, an upper edge of the third extension plate portion 3024 is connected to a side edge of the second extension plate portion 3023 and smoothly transits, the third base plate portion 3021 and the second cross beam 36 are fixedly connected by bolts, and the fourth base plate portion 3022 and the longitudinal beam 32 are fixedly connected by bolts; in this way, the second connecting member 302 not only serves to fix the second cross member 36 to the longitudinal member 32, but also serves to enlarge the supporting surface for the second cross member 36, thereby enhancing the compressive strength of the second cross member 36, and further improving the structural strength of the entire underframe assembly 3.

It should be noted that, the longitudinal beam 32 and the first cross beam 35 are both made of C-shaped steel, the first connecting member 301 is fixedly connected to the vertical surfaces of the longitudinal beam 32 and the first cross beam 35, but the vertical surface of the first cross beam 35 located at the forefront is closely attached to the second lower side beam 34, so that the first cross beam 35 located at the forefront is fixedly connected to the longitudinal beam 32 through the third connecting member 303, as shown in fig. 12, the third connecting member 303 includes a fifth base plate portion 3031 that is vertical and a sixth base plate portion 3032 that is flat, the fifth base plate portion 3031 and the sixth base plate portion 3032 are integrally formed, the fifth base plate portion 3031 is fixedly connected to the longitudinal beam 32, the sixth base plate portion 3032 is fixedly connected to the first cross beam 35, and the rear plate portion 3032 of the sixth base plate portion 3033 extends vertically downwards to form a fourth extending portion 3033; thereby enhancing the structural strength of the third connection member 303.

In the embodiment of the present application, as shown in fig. 10, the first rocker 33 includes a fourth transverse plate 330 and a fifth transverse plate 331 which are horizontal and distributed in parallel, and a fourth vertical plate 332 and a fifth vertical plate 333 which are vertical and distributed in parallel, the fourth transverse plate 330, the fourth vertical plate 332, and the fifth vertical plate 333 cooperate to form a third mounting groove 3340 for mounting the side panel assembly 2, and the fifth transverse plate 331 and the fifth vertical plate 333 cooperate to form a resting portion 335 for resting two ends of the first cross member 35 and the second cross member 36; in this way, the first lower edge beam 33 not only plays a role of edge covering, but also plays a role of connecting the underframe assembly 3 and the side plate assembly 2, and has a simple structure; in addition, the straightness of the profile can effectively ensure the butt joint fit degree during the tailor welding by utilizing the extrusion forming characteristic of the profile.

As shown in fig. 16, a plurality of first mounting holes 3310 are formed in the fifth cross plate 331 along the length direction thereof, and two ends of the plurality of first cross members 35 are respectively fixedly mounted at the plurality of first mounting holes 3310 by bolts; thus, the first mounting holes 3310 can serve both the function of mounting the first cross member 35 and the function of positioning.

It is further preferable that a plurality of second mounting holes 3330 for mounting the side panel assembly 2 are formed in the fourth riser 332 and the fifth riser 333 along the length direction thereof, the second mounting holes 3330 at the same positions of the fourth riser 332 and the fifth riser 333 are coaxially distributed, in the embodiment of the present application, when the side panel assembly 2 is inserted into the third mounting groove 3340 in the first sill 33 and the second sill 34, the side panel assembly 2 is further fixed by rivets in cooperation with the two second mounting holes 3330 on the fourth riser 332 and the fifth riser 333, and specifically, a plurality of fifth connecting members 305 are further provided, as shown in fig. 14, the fifth connecting members 305305 include a tenth vertical base plate portion 0 and an eleventh vertical base plate portion 3051, the tenth base plate portion 3050 and the eleventh base plate 3051 are integrally formed, the tenth base plate 3050 and the side panel assembly 2 and the first sill 33 are fixedly connected to the two second mounting holes 3330 by rivets, the eleventh base plate part 3051 is fixedly connected to the first cross member 35; thus, the left side plate and the right side plate are not only arranged on the first lower side beam 33, but also fixedly connected with the first cross beam 35, so that the structural strength of the whole carriage is enhanced.

More preferably, the fifth transverse plate 331 is located above the fourth transverse plate 330, and the distance from the top end of the fifth vertical plate 333 to the fifth transverse plate 331 is less than the distance from the bottom plate 31 to the fifth transverse plate 331; so set up, bottom plate 31 and curb plate can direct contact, make things convenient for the welding.

In the present embodiment, the fourth vertical plate 332 extends downward to form a first extension vertical plate 336, the fourth horizontal plate 330 extends horizontally inward to form a first extension horizontal plate 338, an inner edge of the first extension horizontal plate 338 extends downward to form a third extension vertical plate 337, and the first extension vertical plate 336, the fourth horizontal plate 330, the first extension horizontal plate 338, and the third extension vertical plate 337 cooperate to form a fifth mounting slot 3341 for mounting the skirt assembly 5; the structure of the skirt assembly 5 can refer to the related structures referred to in the publication numbers CN109515520B, CN209600620U, CN209600232U, CN109533026A and CN 109515532A.

Further preferably, an inclined second reinforcing plate 339 is further provided, wherein a lower edge of the second reinforcing plate 339 is connected with an inner edge of the first horizontal extension plate 338, and an upper edge of the first reinforcing plate is connected with a middle portion of the fifth horizontal plate 331; so configured, the load-bearing capacity of the resting portion 335 can be enhanced.

In other embodiments, the fourth riser 332 extends downward to form a first extended riser 336, the fifth riser 333 extends downward to form a second extended riser, and the first extended riser 336, the fourth cross plate 330, and the second extended riser cooperate to form a fifth mounting slot 3341 for mounting the skirt assembly 5; the structure of the skirt assembly 5 can refer to the related structure disclosed in the publication number CN 106394706A.

Further preferably, an inclined first reinforcing plate is further provided, a lower edge of the first reinforcing plate is connected with an inner edge of the fourth transverse plate 330, and an upper edge of the first reinforcing plate is connected with a middle part of the fifth transverse plate 331; so configured, the load-bearing capacity of the resting portion 335 can be enhanced.

In summary, the skirt assembly 5 includes two front skirt members 50, two front skirt members 51 and two rear skirt members 52, wherein the two front skirt members 50 and the two front skirt members 51 are fixedly mounted on the fifth mounting groove 3341 of the lower beam, and the two rear skirt members 52 are fixedly or rotatably mounted on the fifth mounting groove 3341 of the lower beam.

In the embodiment of the present application, the second rocker 34 has the same structure as the first rocker 33, and the left and right ends of the second rocker 34 are fixedly connected to the left and right first rockers 33 through the fourth connecting members 304, respectively.

As shown in fig. 13, the fourth connecting member 304 includes an upright seventh substrate portion 3041, an upright eighth substrate portion 3042 and a horizontal ninth substrate portion 3043, the seventh substrate portion 3041 is fixedly connected to the fifth riser 333 on the first lower edge beam 33, the eighth substrate portion 3042 is fixedly connected to the fifth riser 333 on the second lower edge beam 34, the ninth substrate portion 3043 is fixedly connected to the fifth cross plate 331 on the second lower edge beam 34, and the eighth substrate portion 3042 is respectively connected to the seventh substrate portion 3041 and the ninth substrate portion 3043.

Further preferably, the lower edge of the seventh base plate portion 3041 extends downward to form a fifth extension plate portion 3044, the rear edge of the fifth extension plate portion 3044 extends inward to form a standing sixth extension plate portion 3045, the fifth extension plate portion 3044 is fixedly connected with the front skirt member 51, and the sixth extension plate portion 3045 is fixedly connected with the front skirt member 50; in this way, the fourth connecting member 304 can connect the front skirt 51 and the front skirt 50 in addition to the first and second rocker beams 33 and 34, and thus the overall structural strength of the underframe assembly 3 can be improved.

Further preferably, the upper edge of the sixth extension plate portion 3045 extends forward to form a first extension portion 3046, and the first extension portion 3046 is fixedly connected to the fifth cross plate 331 on the first bottom rail 33; thus, the strength of the connection between the first rocker 33 and the second rocker 34 is further enhanced; still more preferably, the first extension 3046 is zigzag-shaped.

Further preferably, the upper edge of the eighth base plate portion 3042 extends forward to form a seventh extending plate portion 3047, and the seventh extending plate portion, the eighth base plate portion 3042 and the ninth base plate portion 3043 cooperate to form a C-shaped reinforcing portion, which is located in the first cross beam 35 and fixedly connected to the first cross beam 35, so that the fourth connecting member 304 can be used to connect the first bottom beam 33 and the second bottom beam 34, and can also fixedly mount the first cross beam 35 located at the frontmost position on the second bottom beam 34 and the first bottom beam 33, and can also increase the structural strength of the first cross beam 35 located at the frontmost position; and also enables the front side panel to be not only mounted on the second rocker 34 but also fixedly connected with the first cross member 35, thereby enhancing the structural strength of the entire vehicle compartment.

It should be noted that in the present embodiment, the top plate 10, the bottom plate 31, the side plate 20, the first side plate 21, and the side door plate are all made of honeycomb plates.

In summary, in the embodiments of the present application, the weight of each component is as shown in the following table:

component part	Weight (D)
		Chassis assembly	120.7kg
Back door assembly	77.3kg
		Side plate assembly	108.1kg
Top plate and three roof side rails	41.9kg
		Skirt edge assembly	17.4kg
Mould assembling fitting	12.4kg
		Upper mounting accessory	26.3kg
Is totaled	404kg

Namely, in the embodiment of the application, the top plate, the bottom plate and the side plate assembly are made of honeycomb plates, all the plate parts are welded and fixed into a whole through PP welding, and the welded strength is utilized to replace section bar connection to a certain extent, so that the total weight of the carriage is only 404kg under the condition that the load requirement of 3000kg of design load is met.

A new energy logistics vehicle comprises the new energy logistics compartment.

An assembling method of a new energy logistics carriage comprises the following specific steps:

the method comprises the following steps: assembling and molding the underframe assembly 3;

step two: mounting the side plate assembly 2 on the underframe assembly 3;

step three: mounting a rear door assembly 4 on the underframe assembly 3 and the side plate assembly 2;

step four: mounting the top plate 10 on the side plate assembly 2;

step five: the left side plate, the right side plate and the front side plate in the side plate assembly 2 are welded and fixed with the top plate 10 through PP welding, and the bottom plate 31 is welded and fixed through PP welding.

Wherein, the detailed steps of the first step are as follows:

s1: fixedly connecting a plurality of first cross beams 35 with the two longitudinal beams 32;

s2: fixedly connecting the second lower edge beam 34 and the two first lower edge beams 33 with a plurality of first cross beams 35 to form a chassis;

s3: fixedly connected bottom plate 31 and a plurality of second cross beams 36 are fixedly mounted on the underframe.

It is worth mentioning here that the bottom plate 31 and the plurality of second cross members 36 are fixed by PP welding, and this process occurs before the above step S3.

The detailed steps of the second step are as follows:

s1: bending the sheet into side panels 20;

s2: the side plate component 20, the first side plate 21 and the side door component 22 are fixedly inserted on the second lower edge beam 34 and the two first lower edge beams 33;

s3: fixedly connecting the side door assembly 22 with the first side plate 21 and the side plate member 20;

s4: the inner corners of the bends in the side plate members 20 are welded and reinforced.

As a preference; the detailed steps for bending a flat plate into side panel members 20 are as follows:

s11: carving a first bending groove and a second bending groove which are distributed in parallel on a plate;

s12: the plate is bent into the side plate 20 according to the first bending groove and the second bending groove.

The first bending groove and the second bending groove can be a U-shaped groove, a V-shaped groove, an arc groove, a flat-bottom groove and other grooves in various shapes, and preferably the first bending groove and the second bending groove are V-shaped grooves; thereby facilitating the bending of the sheet into the side panel 20.

The groove depth of the first bending groove and the second bending groove is not more than 60% of the thickness of the plate; preferably, the groove depth of the first bending groove and the second bending groove is 50% of the thickness of the plate. With this arrangement, the thickness of the connection between the second side plate 201, the third side plate 202, and the fourth side plate 203 is ensured.

The detailed steps of the fourth step are as follows:

s1: fixedly connecting the three upper outer edge beams 11 with the left edge, the front edge and the right edge of the top plate 10 respectively so as to form a cover-shaped structure together in a matching manner, and in the process, slidably mounting at least one upper inner edge beam 12 on the upper outer edge beam 11 positioned at the front edge;

s2: buckling the cover-shaped structure on the side plate assembly 2 and fixedly connecting the three upper outer side beams 11 with the side plate assembly 2;

s3: slidably mounting at least one upper inner edge beam 12 on the upper outer edge beam 11 at the left edge and the upper outer edge beam 11 at the right edge, respectively, and sliding the upper inner edge beam 12 to a pre-mounting position;

s4: all of the upper inner edge beams 12 are then fixedly connected to the top panel 10 and to the side panel assemblies 2.

Example two:

the difference between the present embodiment and the first embodiment is: the side plate assembly 2 in this embodiment is related to CN109515520B, CN209600620U, CN209600232U, CN109533026A and CN 109515532A.

Example three:

the difference between the present embodiment and the first embodiment is: in the present embodiment, the chassis assembly 3 adopts a related structure with publication numbers CN109515520B, CN209600620U, CN209600232U, CN109533026A, and CN 109515532A.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present application. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A new energy logistics vehicle carriage comprises a carriage plate assembly, a rear door assembly (4) and an underframe assembly (3), wherein the carriage plate assembly and the rear door assembly (4) are installed on the underframe assembly (3) and jointly form a carriage part;

the compartment plate assembly comprises a side plate assembly (2) and a top plate (10), the top plate (10) is welded and fixed with the side plate assembly (2), the chassis assembly (3) comprises a bottom plate (31), and the bottom plate (31) is welded and fixed with the side plate assembly (2);

the top plate (10), the bottom plate (31) and the side plate assembly (2) are all made of honeycomb plates.

2. The new energy logistics vehicular cabin of claim 1, characterized by comprising a side panel (20), a first side panel (21) and a side door assembly (22), the side plate part (20) comprises a second side plate (201), a third side plate (202) and a fourth side plate (203) which are formed by bending a plate material, the second side plate (201) and the fourth side plate (203) are distributed in parallel, the third side plate (202) is used for connecting the second side plate (201) and the fourth side plate (203), and are respectively vertical to the second side plate (201) and the fourth side plate (203), the side door assembly (22) is respectively fixedly connected with the first side plate (21) and the fourth side plate (203), the second side plate (201) is used as a left side plate of the compartment part, the third side plate (202) is used as a front side plate of the compartment part, and the first side plate (21), the fourth side plate (203) and the side door assembly (22) are matched together to be used as a right side plate of the compartment part; the top plate (10) is fixedly welded with the side plate component (20), the first side plate (21) and the side door component (22).

3. The new energy logistics vehicle compartment as claimed in claim 2, wherein the inner corner of the bend between the second side plate (201) and the third side plate (202) is welded and reinforced, and the inner corner of the bend between the third side plate (202) and the fourth side plate (203) is welded and reinforced.

4. The new energy logistics car carriage as claimed in claim 1, further comprising three upper side beams, wherein the left edge, the front edge and the right edge of the top plate (10) are respectively fixed on the side plate assembly (2) through the three upper side beams; the roof side rail includes that one goes up outer boundary beam (11) and at least one goes up inside boundary beam (12), at least one goes up inside boundary beam (12) and goes up outer boundary beam (11) and can dismantle the connection to the cooperation forms first mounting groove (13) that are used for installing carriage roof (10), and the cooperation forms second mounting groove (14) that are used for installing the carriage curb plate.

5. The new energy logistics vehicle compartment of claim 4, wherein the upper outer edge beam (11) is fixedly connected with the upper surface of the top plate (10) and the outer surface of the side plate assembly (2) respectively, and the upper inner edge beam (12) is fixedly connected with the lower surface of the top plate (10) and the inner surface of the side plate assembly (2) respectively.

6. The new energy logistics vehicle compartment as claimed in claim 1, wherein the underframe assembly (3) further comprises at least one longitudinal beam (32) extending in the front-back direction, two first lower side beams (33) extending in the front-back direction and a second lower side beam (34) extending in the left-right direction, a plurality of first cross beams (35) and second cross beams (36) extending in the left-right direction are fixedly connected above the longitudinal beam (32) along the length direction of the longitudinal beam, both ends of the first cross beam (35) are respectively fixedly connected with the left and right first lower side beams (33), the second lower side beam (34) is positioned in front of the two first lower side beams (33) and is fixedly connected with the left and right first lower side beams (33), the bottom plate (31) is positioned above the first cross beam (35) and the second cross beam (36) and is fixedly welded with the second cross beam (36), both ends of the second cross beam (36) are respectively placed on the left and right first lower side beams (33), the second beam (36) is made of a honeycomb plate.

7. The new energy logistics vehicular cabin of claim 6, wherein the first lower side beam (33) comprises a fourth transverse plate (330) and a fifth transverse plate (331) which are horizontal and distributed in parallel, and a fourth vertical plate (332) and a fifth vertical plate (333) which are vertical and distributed in parallel, the fourth transverse plate (330), the fourth vertical plate (332) and the fifth vertical plate (333) are matched to form a third mounting groove (3340) for mounting the side plate assembly (2), and the fifth transverse plate (331) and the fifth vertical plate (333) are matched to form placing parts (335) for placing two ends of the first cross beam (35) and the second cross beam (36).

8. The new energy logistics vehicular cabin of claim 7, wherein a plurality of mounting holes are formed in the fifth transverse plate (331), and two ends of the first transverse beams (35) are fixedly mounted at the mounting holes through bolt pieces respectively.

9. The new energy logistics vehicle compartment as claimed in claim 6, wherein the second lower side beam (34) has the same structure as the first lower side beam (33), and the left and right ends of the second lower side beam (34) are fixedly connected with the left and right first lower side beams (33) through fourth connecting pieces (304) respectively;

the fourth connecting piece (304) includes an upright seventh substrate portion (3041), an upright eighth substrate portion (3042) and a horizontal ninth substrate portion (3043), the seventh substrate portion (3041) is fixedly connected to a fifth riser (333) on the first lower edge beam (33), the eighth substrate portion (3042) is fixedly connected to the fifth riser (333) on the second lower edge beam (34), the ninth substrate portion (3043) is fixedly connected to a fifth transverse plate (331) on the second lower edge beam (34), and the eighth substrate portion (3042) is respectively connected to the seventh substrate portion (3041) and the ninth substrate portion (3043).

10. A new energy logistics vehicle, characterized in that it comprises a new energy logistics vehicle compartment according to any of claims 1-9.

Images