CN111619673A - Bottom frame of box body - Google Patents
Bottom frame of box body Download PDFInfo
- Publication number
- CN111619673A CN111619673A CN201910150225.8A CN201910150225A CN111619673A CN 111619673 A CN111619673 A CN 111619673A CN 201910150225 A CN201910150225 A CN 201910150225A CN 111619673 A CN111619673 A CN 111619673A
- Authority
- CN
- China
- Prior art keywords
- floor assembly
- floor
- flat plate
- assembly
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/18—Understructures, i.e. chassis frame on which a vehicle body may be mounted characterised by the vehicle type and not provided for in groups B62D21/02 - B62D21/17
- B62D21/20—Understructures, i.e. chassis frame on which a vehicle body may be mounted characterised by the vehicle type and not provided for in groups B62D21/02 - B62D21/17 trailer type, i.e. a frame specifically constructed for use in a non-powered vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/20—Floors or bottom sub-units
- B62D25/2009—Floors or bottom sub-units in connection with other superstructure subunits
- B62D25/2018—Floors or bottom sub-units in connection with other superstructure subunits the subunits being front structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D27/00—Connections between superstructure or understructure sub-units
- B62D27/02—Connections between superstructure or understructure sub-units rigid
- B62D27/023—Assembly of structural joints
Abstract
The invention belongs to the technical field of boxcar manufacturing, and discloses a box underframe, which comprises: the whole rectangular bottom plate main body part; the bottom plate main part includes: the first floor assembly, the second floor assembly arranged at one end of the first floor assembly and the third floor assembly arranged at one end of the second floor assembly; the first flooring assembly comprises: a plurality of plate-shaped floor boards successively arranged in parallel along the longitudinal direction of the floor main body member, and extension portions provided between the floor boards; the bottom plate main body part further comprises a guide frame which is arranged below the first floor assembly and is far away from one end of the second floor assembly, and two longitudinal beams which are fixed below the first floor assembly and are respectively arranged at two sides of the guide frame in the width direction. Compared with the prior art, the chassis of the box body is of a full-bearing type, is uniformly stressed and is beneficial to preventing the bottom plate from cracking. And meanwhile, the semitrailer can be matched with girder intervals of different widths, and the applicability is good.
Description
Technical Field
The invention belongs to the technical field of van manufacturing, and particularly relates to a chassis of a box body.
Background
The bottom frame of the box body is a part below the semi-trailer box body and is a main load carrier of cargoes. In the related technology, the floor section units at the front end of the bottom frame of the box body are longitudinally spliced side by side, a longitudinal beam is arranged at the joint of the floor section units and a girder of a semitrailer, a cross beam is arranged on the side surface of the longitudinal beam, and the structure can only be matched with the girders with specified width intervals; five cross beams are arranged at the part of the front end of the box body underframe, which is hung out of the crossbeam, and are welded and fixed with the floor, so that the strength of the part of the front end underframe of the box body, which is hung out of the crossbeam, is not enough, and the crossbeam is easy to crack in use. The rear end of the box underframe is spliced transversely side by adopting bridge type section units, or spliced longitudinally side by adopting floor section units and provided with a cross beam below the floor. The structure is a non-full-bearing structure, the bottom frame of the box body is stressed unevenly, and the floor is easy to crack; the strength cannot be reduced due to the fact that friction stir welding cannot be used, and welding is easy to deform. The structure needs a large number of parts, needs a large welding amount and is high in manufacturing and production cost.
Therefore, there is a need to provide a new chassis for a box body to solve the above-mentioned technical problems.
Disclosure of Invention
The invention provides a box body chassis, which aims to solve the technical problems mentioned in the background technology.
The present invention is achieved as described above, and a chassis for a box body includes: the whole rectangular bottom plate main body part; the bottom plate main part includes: the floor system comprises a first rectangular floor assembly, a second rectangular floor assembly arranged at one end of the first floor assembly and a third rectangular floor assembly arranged at one end of the second floor assembly, which is far away from the first floor assembly; the first flooring assembly comprises: a plurality of edges the length direction of bottom plate main part side by side splice the setting gradually be platelike floor and locate a plurality of extension between the floor, the extension includes: the floor comprises two first protruding parts fixed at two opposite end parts of one end of the floor and two second protruding parts fixed at two opposite end parts of the other end of the floor, wherein the first protruding parts and the second protruding parts are connected in a welding mode; the structure of the second floor assembly and the structure of the third floor assembly are the same as the structure of the first floor assembly; the bottom plate main body part further comprises a guide frame which is arranged below the first floor assembly and is far away from one end of the second floor assembly, and two longitudinal beams which are fixed below the first floor assembly and are respectively arranged at two sides of the guide frame in the width direction, wherein the two longitudinal beams are fixedly connected with the guide frame.
Preferably, the floor panel includes: the reinforcing rib structure comprises a second flat plate close to the ground, a first flat plate arranged opposite to the second flat plate and reinforcing ribs fixedly connected with the first flat plate and the second flat plate respectively; the reinforcing ribs are arranged at intervals; the first flat plate and the second flat plate are arranged in parallel, and the reinforcing ribs are respectively and vertically arranged with the first flat plate and the second flat plate.
Preferably, the reinforcing bar includes: the first cambered surface is fixedly connected with the first flat plate and sunken towards the direction of the joint of the reinforcing rib and the first flat plate, the second cambered surface is fixedly connected with the second flat plate and sunken towards the direction of the joint of the reinforcing rib and the second flat plate, and the stand columns are fixedly connected with the first cambered surface and the second cambered surface respectively, wherein the number of the first cambered surface and the number of the second cambered surface are two.
Preferably, the first protruding parts are fixedly connected to two ends of the reinforcing rib, and the second protruding parts are respectively fixedly connected to the first flat plate and the second flat plate and are respectively flush with the first flat plate and the second flat plate; the two floors are respectively connected with two ends of the first protruding portion, and the two floors are respectively connected with two ends of the second protruding portion.
Preferably, the guide frame includes: the first floor assembly comprises a plurality of longitudinal frames which are fixed below the first floor assembly and arranged side by side at intervals, and a first cross beam and a second cross beam which are respectively fixed at two ends of the longitudinal frames; the distance from the first cross beam to one end, far away from the second floor assembly, of the first floor assembly is smaller than the distance from the second cross beam to one end, far away from the second floor assembly, of the first floor assembly.
Preferably, the bottom plate main body piece further comprises two lock seats fixed to two sides below the first floor assembly, and the two longitudinal beams are respectively abutted to the two lock seats; the vertical frame comprises: the first supporting plate is attached to the lower part of the first floor assembly, the connecting plate is bent and extended from one end of the first supporting plate, and the second supporting plate is bent and extended from one end, far away from the first supporting plate, of the connecting plate; the first supporting plate is parallel to the first floor assembly, the second supporting plates of the longitudinal frames are all positioned in the same inclined plane, and the first supporting plate, the connecting plate and the second supporting plates jointly form a groove shape with an opening.
Preferably, indulge the frame and be six, divide into two sets ofly on average, every three in every group indulge the frame the open-ended orientation is the same, two intergroup the open-ended orientation is opposite, and is a plurality of indulge the frame and be parallel to each other, and follow the length direction interval of second crossbeam sets up, and is a plurality of indulge keeping away from of frame the one end of lock seat with first floor assembly is kept away from the one end parallel and level of lock seat sets up.
Preferably, the first beam and the second beam are arranged in parallel, and the length of the second beam is greater than that of the first beam; the longitudinal beam is an I-shaped beam, and the longitudinal beam and the longitudinal frame are arranged in parallel.
Preferably, the base plate body member further comprises: locate respectively first cushion of first floor assembly below and locate the second cushion of third floor assembly below, first cushion the second cushion is two and covers respectively and locate the semitrailer girder.
Preferably, the first floor assembly and the second floor assembly are arranged vertically, and the second floor assembly and the third floor assembly are arranged vertically.
Compared with the prior art, the bottom plate main body part is formed by transversely splicing a plurality of floors side by side, and the structure is of a full-bearing type, is uniformly stressed and is favorable for preventing the bottom plate from cracking. And meanwhile, the semitrailer can be matched with girder intervals of different widths, and the applicability is good. The floor boards are connected through the extending parts, the design is suitable for welding by using a friction stir welding process, the welding strength is not changed, the welding is not easy to deform, and the overall strength of the bottom board is ensured. The front end of the first floor assembly is provided with the guide frame and the two longitudinal beams, so that the strength of the girder part of the first floor assembly in a hanging mode is further improved, and floors on two sides can be effectively prevented from cracking. The bottom plate main body part is simple in overall structure, less in material consumption, beneficial to reducing the weight of the whole vehicle and reducing the production and manufacturing cost.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a bottom view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at I;
FIG. 4 is an enlarged view of a portion II of FIG. 1;
FIG. 5 is an enlarged view of a portion of FIG. 2 at III;
fig. 6 is a perspective view of the present invention.
In the figure:
the floor comprises a bottom plate main body part 10, a first floor assembly 1, a second floor assembly 2, a third floor assembly 3, a guide frame 4, a longitudinal beam 5, a first rubber mat 6, a second rubber mat 7 and a lock seat 8;
a first cambered surface 1131, a second cambered surface 1132, and a column 1133.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-6, a case chassis comprising: a bottom plate main body member 10 having a rectangular shape as a whole; the floor main body 10 includes: the floor system comprises a first rectangular floor assembly 1, a second rectangular floor assembly 2 arranged at one end of the first floor assembly 1, and a third rectangular floor assembly 3 arranged at one end of the second floor assembly 2 far away from the first floor assembly 1; the first floor assembly 1 includes: a plurality of plate-like floor panels 11 arranged side by side in series along the longitudinal direction of the floor main body 10, and an extension portion 12 provided between the floor panels 11, the extension portion 12 including: two first protrusions 121 fixed to opposite ends of one end of the floor panel 11 and two second protrusions 122 fixed to opposite ends of the other end of the floor panel 11, the first protrusions 121 and the second protrusions 122 being welded; the structure of the second floor assembly 2 and the structure of the third floor assembly 3 are the same as the structure of the first floor assembly 1; the bottom plate main body part 10 further comprises a guide frame 4 arranged below the first floor assembly 1 and far away from one end of the second floor assembly 2, and two longitudinal beams 5 fixed below the first floor assembly 1 and respectively arranged at two sides of the guide frame 4 in the width direction, wherein the two longitudinal beams 5 are fixedly connected with the guide frame 4. The guide frame 4 includes: a plurality of longitudinal frames 41 fixed below the first floor assembly 1 and arranged side by side at intervals, and a first cross beam 42 and a second cross beam 43 fixed at two ends of the plurality of longitudinal frames 41 respectively; the distance from the first cross member 42 to the end of the first floor assembly 1 away from the second floor assembly 2 is less than the distance from the second cross member 43 to the end of the first floor assembly 1 away from the second floor assembly 2. The floor panel 11 includes: a second flat plate 112 close to the ground, a first flat plate 111 arranged opposite to the second flat plate 112, and reinforcing ribs 113 fixedly connected with the first flat plate 111 and the second flat plate 112 respectively; the reinforcing ribs 113 are provided in plurality and at intervals. The floor 11 on the bottom plate main body part 10 is transversely paved and is a full-bearing structure, the stress of the structure is uniform, the overall strength and the stability of the bottom plate are ensured, and the bottom plate is favorably prevented from cracking. Meanwhile, the semitrailer is beneficial to matching girder intervals with different widths. The design of first bulge 121 and second bulge 122 of extension portion 12 does benefit to and uses friction stir welding technology to weld, guarantees that welded intensity is unchangeable, and welding non-deformable further improves the bulk strength of bottom plate. The front end of the first floor assembly 1 is provided with the guide frame 4 and the longitudinal beam 5, which is beneficial to improving the strength of the front end of the first floor assembly 1. The arrangement of the reinforcing ribs 113 at intervals is beneficial to reducing the consumption of the floor section. The whole structure of the bottom plate is simple, the material consumption is less, the weight of the whole vehicle is favorably reduced, and the production and manufacturing cost is reduced.
It should be noted that the bottom surface of the bottom plate body 10 is a load bearing surface, which is beneficial to increase the strength and stability of the bottom plate. The width direction of the guide frame 4 in the present invention is the same as the width direction of the floor main body 10.
Further, as another embodiment of the present invention, the first plate 111 and the second plate 112 are disposed in parallel, and the ribs 113 are disposed perpendicular to the first plate 111 and the second plate 112, respectively. The reinforcing rib 113 includes: the first cambered surface 1131 fixedly connected with the first flat plate 111 and recessed towards the direction of the joint of the reinforcing rib 113 and the first flat plate 111, the second cambered surface 1132 fixedly connected with the second flat plate 112 and recessed towards the direction of the joint of the reinforcing rib 113 and the second flat plate 112, and the upright column 1133 fixedly connected with the first cambered surface 1131 and the second cambered surface 1132 respectively are two, and the first cambered surface 1131 and the second cambered surface 1132 are both two. This design further improves the strength of the floor panel 11.
Further, as another embodiment of the present invention, the first protrusion 121 is fixedly connected to two ends of the rib 113, and the second protrusion 122 is respectively fixedly connected to the first plate 111 and the second plate 112 and is respectively flush with the first plate 111 and the second plate 112; two floor boards 11 are connected to both ends of the first protrusion 121, respectively, and two floor boards 11 are connected to both ends of the second protrusion 122, respectively. The first protrusion 121 and the second protrusion 122 are connected by welding. This structure does benefit to and uses friction stir welding to weld between floor 11, and a plurality of floor 11 welds as a whole, does benefit to the intensity that improves the bottom plate, guarantees the steadiness of bottom plate.
Further, as another embodiment of the present invention, the bottom plate main body member 10 further includes two lock seats 8 fixed to both sides below the first floor assembly 1, and the two longitudinal beams 5 are respectively disposed in abutment with the two lock seats 8; the vertical frame 41 includes: a first support plate 411 attached below the first floor assembly 1, a connecting plate 412 bent and extended from one end of the first support plate 411, and a second support plate 413 bent and extended from one end of the connecting plate 412 far away from the first support plate 411; the first supporting plate 411 is disposed parallel to the first floor assembly 1, and the second supporting plates 413 of the plurality of longitudinal frames 41 are all located in the same inclined plane. When the semitrailer is used, one surface of the longitudinal frame 41, which is far away from the first floor assembly 1, is in contact with a saddle of a semitrailer head. The second supporting plates 413 of a plurality of longitudinal frames 41 are all located in the same inclined plane, and the design is beneficial to reducing the abrasion between the longitudinal frames 41 and the saddle.
Further, as another embodiment of the present invention, the first support plate 411, the connecting plate 412, and the second support plate 413 together form a groove shape having an opening 414, the number of the vertical frames 41 is six, the vertical frames are divided into two groups, the openings 414 of the three vertical frames 41 in each group are in the same direction, the openings 414 in the two groups are in opposite directions, the plurality of vertical frames 41 are parallel to each other and are arranged at intervals along the length direction of the second cross beam 43, and one end of the plurality of vertical frames 41 away from the lock base 8 is flush with one end of the first floor assembly 1 away from the lock base 8. The symmetrical support and the opening 414 structure are beneficial to providing stable support, and meanwhile, the using amount of the sectional materials can be effectively reduced, and the weight reduction of the whole vehicle is facilitated.
Further, as another embodiment of the present invention, the first beam 42 and the second beam 43 are arranged in parallel, and the length of the second beam 43 is greater than that of the first beam 42; the longitudinal beam 5 is an I-shaped beam, and the longitudinal beam 5 and the longitudinal frame 41 are arranged in parallel. The I-beam structure is beneficial to improving the strength and reducing the consumption of the section bar.
Further, as another embodiment of the present invention, the bottom plate main body member 10 further includes: the first rubber mat 6 is arranged below the first floor assembly 1, the second rubber mat 7 is arranged below the third floor assembly 3, and the first rubber mat 6 and the second rubber mat 7 are two and are respectively covered on the girder of the semitrailer. The first rubber pad 6 and the second rubber pad 7 play a role in buffering between the bottom plate and the girder, and friction damage between the first floor assembly 1 and the girder and between the third floor assembly 3 and the girder are reduced respectively.
Further, as another embodiment of the present invention, the first floor assembly 1 is disposed perpendicular to the second floor assembly 2, and the second floor assembly 2 is disposed perpendicular to the third floor assembly 3. In the floor structure, the first floor assembly 1, the second floor assembly 2 and the third floor assembly 3 form a gooseneck structure.
Compared with the prior art, the bottom plate main body part is formed by transversely splicing a plurality of floors side by side, and the structure is of a full-bearing type, is uniformly stressed and is favorable for preventing the bottom plate from cracking. And meanwhile, the semitrailer can be matched with girder intervals of different widths, and the applicability is good. The floor boards are connected through the extending parts, the design is suitable for welding by using a friction stir welding process, the welding strength is not changed, the welding is not easy to deform, and the overall strength of the bottom board is ensured. The front end of the first floor assembly is provided with the guide frame and the two longitudinal beams, so that the strength of the girder part of the first floor assembly in a hanging mode is further improved, and floors on two sides can be effectively prevented from cracking. The bottom plate main body part is simple in overall structure, less in material consumption, beneficial to reducing the weight of the whole vehicle and reducing the production and manufacturing cost.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A case chassis, comprising: the whole rectangular bottom plate main body part; the bottom plate main part includes: the floor system comprises a first rectangular floor assembly, a second rectangular floor assembly arranged at one end of the first floor assembly and a third rectangular floor assembly arranged at one end of the second floor assembly, which is far away from the first floor assembly; wherein the first floor assembly comprises: a plurality of edges the length direction of bottom plate main part side by side splice the setting gradually be platelike floor and locate a plurality of extension between the floor, the extension includes: the floor comprises two first protruding parts fixed at two opposite end parts of one end of the floor and two second protruding parts fixed at two opposite end parts of the other end of the floor, wherein the first protruding parts and the second protruding parts are connected in a welding mode; the structure of the second floor assembly and the structure of the third floor assembly are the same as the structure of the first floor assembly; the bottom plate main body part further comprises a guide frame which is arranged below the first floor assembly and is far away from one end of the second floor assembly, and two longitudinal beams which are fixed below the first floor assembly and are respectively arranged at two sides of the guide frame in the width direction, wherein the two longitudinal beams are fixedly connected with the guide frame.
2. The cabinet chassis of claim 1, wherein the floor comprises: the reinforcing rib structure comprises a second flat plate close to the ground, a first flat plate arranged opposite to the second flat plate and reinforcing ribs fixedly connected with the first flat plate and the second flat plate respectively; the reinforcing ribs are arranged at intervals; the first flat plate and the second flat plate are arranged in parallel, and the reinforcing ribs are respectively and vertically arranged with the first flat plate and the second flat plate.
3. The tank chassis of claim 2, wherein the stiffener comprises: the first cambered surface is fixedly connected with the first flat plate and sunken towards the direction of the joint of the reinforcing rib and the first flat plate, the second cambered surface is fixedly connected with the second flat plate and sunken towards the direction of the joint of the reinforcing rib and the second flat plate, and the stand columns are fixedly connected with the first cambered surface and the second cambered surface respectively, wherein the number of the first cambered surface and the number of the second cambered surface are two.
4. The box chassis of claim 3, wherein the first protruding portions are fixedly connected to two ends of the reinforcing ribs, and the second protruding portions are respectively fixedly connected to the first flat plate and the second flat plate and are respectively flush with the first flat plate and the second flat plate; the two floors are respectively connected with two ends of the first protruding portion, and the two floors are respectively connected with two ends of the second protruding portion.
5. The cabinet chassis of claim 4, wherein the guide frame comprises: the first floor assembly comprises a plurality of longitudinal frames which are fixed below the first floor assembly and arranged side by side at intervals, and a first cross beam and a second cross beam which are respectively fixed at two ends of the longitudinal frames; the distance from the first cross beam to one end, far away from the second floor assembly, of the first floor assembly is smaller than the distance from the second cross beam to one end, far away from the second floor assembly, of the first floor assembly.
6. The base frame of claim 5, wherein the bottom plate body member further comprises two locking seats fixed to two sides of the lower portion of the first floor assembly, and the two longitudinal beams are respectively abutted against the two locking seats; the vertical frame comprises: the first supporting plate is attached to the lower part of the first floor assembly, the connecting plate is bent and extended from one end of the first supporting plate, and the second supporting plate is bent and extended from one end, far away from the first supporting plate, of the connecting plate; the first supporting plate is parallel to the first floor assembly, the second supporting plates of the longitudinal frames are all positioned in the same inclined plane, and the first supporting plate, the connecting plate and the second supporting plates jointly form a groove shape with an opening.
7. The cabinet chassis of claim 6, wherein the number of the vertical frames is six, the vertical frames are divided into two groups, the three vertical frames in each group have the same opening direction, the opening directions of the two groups are opposite, the vertical frames are parallel to each other and are arranged at intervals along the length direction of the second cross beam, and one ends of the vertical frames far away from the lock seat are flush with one ends of the first floor assemblies far away from the lock seat.
8. The box chassis of claim 7, wherein the first cross member and the second cross member are arranged in parallel, and the length of the second cross member is greater than the length of the first cross member; the longitudinal beam is an I-shaped beam, and the longitudinal beam and the longitudinal frame are arranged in parallel.
9. The cabinet chassis of claim 8, wherein the floor body member further comprises: locate respectively first cushion of first floor assembly below and locate the second cushion of third floor assembly below, first cushion the second cushion is two and covers respectively and locate the semitrailer girder.
10. The cabinet chassis of claim 9, wherein the first floor assembly is disposed perpendicular to the second floor assembly, and the second floor assembly is disposed perpendicular to the third floor assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910150225.8A CN111619673A (en) | 2019-02-28 | 2019-02-28 | Bottom frame of box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910150225.8A CN111619673A (en) | 2019-02-28 | 2019-02-28 | Bottom frame of box body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111619673A true CN111619673A (en) | 2020-09-04 |
Family
ID=72255854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910150225.8A Pending CN111619673A (en) | 2019-02-28 | 2019-02-28 | Bottom frame of box body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111619673A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6502894B1 (en) * | 2000-08-01 | 2003-01-07 | B & B Homes Corp. | Travel trailer |
| GB2419568A (en) * | 2004-10-28 | 2006-05-03 | Will Chappel | A modular road trailer |
| EP2020365A1 (en) * | 2007-07-25 | 2009-02-04 | Pommier Gross Aluminium GmbH | Elementary panel, preferably profile shaped, in particular for forming a side wall for the loading space of a vehicle |
| CN203567816U (en) * | 2013-10-09 | 2014-04-30 | 安徽省龙佳交通设备有限公司 | Semitrailer chassis |
| CN205632686U (en) * | 2016-04-22 | 2016-10-12 | 青岛中集专用车有限公司 | Floor and freight train of freight train |
| CN207607548U (en) * | 2017-06-30 | 2018-07-13 | 聊城中通轻型客车有限公司 | A kind of electric bus floor |
| CN208484751U (en) * | 2018-07-10 | 2019-02-12 | 太仓中集冷藏物流装备有限公司 | Railway carriage and vehicle |
-
2019
- 2019-02-28 CN CN201910150225.8A patent/CN111619673A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6502894B1 (en) * | 2000-08-01 | 2003-01-07 | B & B Homes Corp. | Travel trailer |
| GB2419568A (en) * | 2004-10-28 | 2006-05-03 | Will Chappel | A modular road trailer |
| EP2020365A1 (en) * | 2007-07-25 | 2009-02-04 | Pommier Gross Aluminium GmbH | Elementary panel, preferably profile shaped, in particular for forming a side wall for the loading space of a vehicle |
| CN203567816U (en) * | 2013-10-09 | 2014-04-30 | 安徽省龙佳交通设备有限公司 | Semitrailer chassis |
| CN205632686U (en) * | 2016-04-22 | 2016-10-12 | 青岛中集专用车有限公司 | Floor and freight train of freight train |
| CN207607548U (en) * | 2017-06-30 | 2018-07-13 | 聊城中通轻型客车有限公司 | A kind of electric bus floor |
| CN208484751U (en) * | 2018-07-10 | 2019-02-12 | 太仓中集冷藏物流装备有限公司 | Railway carriage and vehicle |
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Application publication date: 20200904 |