CN112172966A - Semitrailer capable of being opened on three sides - Google Patents
Semitrailer capable of being opened on three sides Download PDFInfo
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- CN112172966A CN112172966A CN202011125252.9A CN202011125252A CN112172966A CN 112172966 A CN112172966 A CN 112172966A CN 202011125252 A CN202011125252 A CN 202011125252A CN 112172966 A CN112172966 A CN 112172966A
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- compartment
- car
- guide rail
- semitrailer
- compartment system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/06—Trailers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P7/00—Securing or covering of load on vehicles
- B60P7/02—Covering of load
- B60P7/04—Covering of load by tarpaulins or like flexible members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/06—Trailers
- B62D63/08—Component parts or accessories
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Tents Or Canopies (AREA)
Abstract
The invention relates to a semitrailer capable of being opened on three sides, which comprises: the system comprises a frame system, a carriage arranged on the frame system and a traveling system arranged below the frame system; the vehicle compartment includes: a front compartment system, a rear compartment system, a side compartment system connected to the front compartment system and the rear compartment system, respectively, a ceiling system disposed above the front compartment system, the rear compartment system, and the side compartment system, and a floor panel disposed at a bottom of the front compartment system, the rear compartment system, and the side compartment system; the side car system and the ceiling system can be opened or closed in a reciprocating way along the direction from the front car system to the rear car system. The side compartment system and the ceiling system can be controlled to be opened or closed, so that independent or combined opening of the semi-trailer compartment can be realized on three sides, the flexible cargo loading and unloading of the semi-trailer compartment are facilitated, the compartment does not need to be jacked up, and the cost and difficulty for adding related equipment are greatly reduced.
Description
Technical Field
The invention relates to the field of automobiles, in particular to a semitrailer capable of being opened on three sides.
Background
At present, when a main force bin gate semitrailer for road transportation is used for loading and unloading goods, the opening angle and the opening range of a compartment door have certain limitations, the loading and unloading efficiency is low, and the normal attendance rate of a user is severely restricted. The storehouse bars semitrailer is because there is not the top cap, in order to be rain-proof, generally need cover tarpaulin, and many people are required to cooperate the completion simultaneously usually, waste time and energy equally. In addition, according to the requirements of GB7258-2017, from No. 1 of 2020, the traditional triax platform type and bin gate type semitrailer must be provided with a disc brake axle and an air suspension, which is undoubtedly a heavy pound one stroke for the traditional bin gate type semitrailer, after the disc brake and the air suspension are added, the purchase cost of the triax bin gate semitrailer is greatly increased, and the market competitiveness is rapidly glided.
Disclosure of Invention
The invention aims to provide a semitrailer capable of being opened on three sides, and the flexibility of unloading of the semitrailer is improved.
In order to achieve the above object, the present invention provides a semitrailer capable of being opened from three sides, comprising: the system comprises a frame system, a carriage arranged on the frame system and a traveling system arranged below the frame system;
the vehicle compartment includes: a front compartment system, a rear compartment system, a side compartment system connected to the front compartment system and the rear compartment system, respectively, a ceiling system disposed above the front compartment system, the rear compartment system, and the side compartment system, and a floor panel disposed at a bottom of the front compartment system, the rear compartment system, and the side compartment system;
the side car system and the ceiling system can be opened or closed in a reciprocating mode along the direction from the front car system to the rear car system.
According to one aspect of the invention, the ceiling system is movable up and down in a vertical direction.
According to one aspect of the invention, the side car system comprises: a side compartment supporting unit, and a side curtain unit connected to the side compartment supporting unit;
the side car supporting unit is respectively connected with the front car system, the rear car system and the bottom plate;
the side curtain unit is reciprocatingly openable and closable on the side supporting unit in a direction from the front car system to the rear car system.
According to one aspect of the invention, the roof system is supported on the side car support unit.
According to an aspect of the present invention, the side car support unit includes: the first guide rail, the fixed upright post, the movable upright post and the cross brace;
the fixed upright posts are respectively arranged at two opposite ends of the first guide rail and are connected with the front carriage system and the rear carriage system;
a plurality of movable upright columns are arranged in parallel along the length direction of the first guide rail and are respectively connected with the first guide rail and the bottom plate;
along vertical direction, the stull is in fixed stand with between the activity stand, and adjacent be provided with a plurality ofly respectively side by side between the activity stand.
According to one aspect of the invention, the movable upright post is slidably connected with the first guide rail, and is slidably connected or detachably connected with the bottom plate;
the cross brace is detachably provided on the side compartment supporting unit.
According to one aspect of the invention, the fixed upright and the movable upright are of a telescopic cylindrical structure.
According to one aspect of the invention, telescopic structures are arranged on the fixed upright and the movable upright.
According to one aspect of the invention, a telescopic structure is arranged on the fixed upright post, and the movable upright post is of a telescopic cylindrical body structure.
According to one aspect of the invention, at least one of the fixed upright and the movable upright is provided with a vertical jacking drive for adjusting the up-down position of the first guide rail.
According to an aspect of the present invention, the side curtain unit includes: a first drive and a cloth curtain;
the first drive is used for driving the cloth curtain to be retracted and extended in a reciprocating mode along the first guide rail.
According to one aspect of the invention, the ceiling system comprises: a second drive and collapsible canopy;
the second drive is used for driving the foldable ceiling to be retracted and extended along the first guide rail in a reciprocating mode.
According to one aspect of the invention, the canopy comprises: the tent comprises tent cloth and a supporting rod for supporting the tent cloth;
the supporting rods are arranged along the length direction of the awning cloth at equal intervals.
According to one scheme of the invention, the front compartment system, the rear compartment system, the side compartment system, the ceiling system and the bottom plate can form a compartment body structure. Meanwhile, the side compartment system and the ceiling system can be controlled to be opened or closed, so that independent or combined opening of the semi-trailer compartment can be realized on three sides, the semi-trailer compartment is convenient to flexibly load and unload goods, the compartment does not need to be jacked up, and the cost and difficulty of adding related equipment are greatly reduced.
According to one scheme of the invention, the ceiling system is arranged in a mode of moving up and down and adjusting the position, so that the side carriage can be opened to the maximum extent, and further, the goods can be conveniently loaded and transported by manpower and a forklift.
According to one scheme of the invention, the side compartment supporting unit integrally has a frame structure, so that the effects of light weight and cost saving are achieved. In addition, the cross braces are arranged to be detachable, so that different numbers of cross braces can be arranged according to different requirements, which is favorable for flexible assembly of the whole side compartment supporting unit. Especially, in the scheme, the movable upright post is arranged to be in sliding connection with the first guide rail, so that the movable upright post can be shifted to a position close to the fixed upright post along the first guide rail after the cross brace is detached, and further, when the side compartment is opened, one side of the side compartment cannot be influenced by the upright post, the maximization of the opening of the side compartment is ensured, and the unloading process is easier.
According to one scheme of the invention, the upright post and the cross brace form a rigid cargo fixing mechanism after loading, so that cargo is effectively prevented from falling.
According to the scheme of the invention, the rubber rain blocking strip is arranged on the first guide rail, so that the goods can be effectively prevented from being corroded by rainwater in the running process.
According to one scheme of the invention, the side curtain units adopt customized wear-resistant side curtains, so that the side curtain units have high strength, corrosion resistance and rain resistance; and the advertisement can be integrally sprayed and painted on both sides of the carriage, the appearance is beautiful, and the propaganda effect is good.
According to the scheme, the semitrailer is novel in structure and unique in shape, fills the blank of the domestic logistics transportation industry, and is energy-saving and environment-friendly.
Drawings
Fig. 1 is a block diagram schematically showing a three-sided openable semitrailer in accordance with one embodiment of the present invention;
fig. 2 is a structural view schematically showing a ceiling system according to an embodiment of the present invention.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In describing embodiments of the present invention, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship that is based on the orientation or positional relationship shown in the associated drawings, which is for convenience and simplicity of description only, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, the above-described terms should not be construed as limiting the present invention.
The present invention is described in detail below with reference to the drawings and the specific embodiments, which are not repeated herein, but the embodiments of the present invention are not limited to the following embodiments.
As shown in fig. 1, according to an embodiment of the present invention, a three-side openable semitrailer includes: the vehicle comprises a frame system 1, a carriage 2 arranged on the frame system 1, and a traveling system 3 arranged below the frame system 1. In the present embodiment, the vehicle cabin 2 includes: a front compartment system 21, a rear compartment system 22, a side compartment system 23 connected to the front compartment system 21 and the rear compartment system 22, respectively, a ceiling system 24 disposed above the front compartment system 21, the rear compartment system 22, and the side compartment system 23, and a floor 25 disposed at the bottom of the front compartment system 21, the rear compartment system 22, and the side compartment system 23. In the present embodiment, two side systems 23 are provided to face each other. In the present embodiment, the side car system 23 and the ceiling system 24 are reciprocally opened or closed in the direction from the front car system 21 to the rear car system 22 (i.e., the horizontal direction).
With the above arrangement, the front compartment system 21, the rear compartment system 22, the side compartment system 23, the ceiling system 24, and the floor panel 25 can be made to constitute one compartment structure. Meanwhile, the side compartment system 23 and the ceiling system 24 can be controlled to be opened or closed, so that independent or combined opening of three sides of the semi-trailer compartment can be achieved, the semi-trailer compartment is convenient to flexibly load and unload goods, the compartment does not need to be jacked up, and cost and difficulty of adding related equipment are greatly reduced.
As shown in fig. 1, the ceiling system 24 is movable up and down in a vertical direction according to one embodiment of the present invention. Through the above arrangement, the ceiling system 24 is arranged in a mode of being capable of moving up and down to adjust the position, so that the side carriage can be opened to the greatest extent, and then the goods can be conveniently loaded and transported by manpower and a forklift. In the present embodiment, the ceiling system 24 has a displacement of 500mm that can move up and down.
As shown in fig. 1, according to an embodiment of the present invention, the side car system 23 includes: a side car support unit 231, and a side curtain unit 232 connected to the side car support unit 231. In the present embodiment, the side car support units 231 are connected to the front car system 21, the rear car system 22, and the floor panel 25, respectively; the side curtain unit 232 is reciprocally opened or closed on the side car support unit 231 in the direction from the front car system 21 to the rear car system 22.
As shown in fig. 1, according to one embodiment of the invention, the ceiling system 24 is supported on a side car support unit 231.
As shown in fig. 1, according to an embodiment of the present invention, the side compartment supporting unit 231 includes: a first guide track 2311, a fixed upright 2312, a movable upright 2313 and a cross brace 2314. In the present embodiment, the fixing posts 2312 are respectively provided at opposite ends of the first guide rail 2311, and are connected with the front and rear car systems 21 and 22; along the length direction of the first guide rail 2311, a plurality of movable posts 2313 are arranged in parallel and are respectively connected with the first guide rail 2311 and the bottom plate 25. In the present embodiment, the wale 2314 is provided in plurality side by side between the fixed pillar 2312 and the movable pillar 2313, and between the adjacent movable pillars 2313, respectively, in the vertical direction.
As shown in FIG. 1, according to one embodiment of the present invention, the movable post 2313 is slidably coupled to the first rail 2311, slidably coupled to the base plate 25, or detachably coupled thereto; the wale 2314 is detachably provided on the side compartment supporting unit 231.
With the above arrangement, the side car supporting unit 231 of the present invention is integrally formed in a frame structure, thereby achieving the effects of light weight and cost saving. In addition, the wale 2314 is detachably provided, so that a different number of wales can be provided according to different needs, which is advantageous for flexible assembly of the entire side compartment supporting unit 231. Especially, in this scheme, the movable upright column 2313 is arranged to be slidably connected with the first guide rail 2311, so that the movable upright column can be shifted to a position close to the fixed upright column along the first guide rail after the cross brace is detached, and further, when the side compartment is opened, one side of the side compartment is not affected by the upright column, the maximization of the opening of the side compartment is ensured, and the unloading process is easier.
As shown in FIG. 1, according to one embodiment of the present invention, the fixed posts 2312 and the movable posts 2313 are telescopic cylindrical structures. In this embodiment, the telescopic ends of the fixed and movable posts 2312 and 2313 are interconnected with the first guide track 2311. In this embodiment, the fixed post 2312 and the movable post 2313 are configured to have a plurality of portions sliding with each other to achieve their telescopic functions.
In the present embodiment, at least one of the fixed post 2312 and the movable post 2313 is provided with a vertical lift drive for adjusting the up-down position of the first guide rail 2311. In the embodiment, the vertical jacking drive can adopt a screw and nut pair structure, a hydraulic cylinder or an electric drive. In this embodiment, the vertical jacking drive is arranged on the fixed upright column 2312, and is connected with the telescopic end of the fixed upright column 2312 through the vertical jacking drive, so that the telescopic end can be extended and retracted under the driving action of the vertical jacking drive.
Through the arrangement, the fixed upright post and the movable upright post are both arranged into the telescopic columnar structure, so that the ceiling structure can be conveniently adjusted and supported up and down. In addition, the upright post is set to be a telescopic columnar structure, so that the strength is high, and the side compartment system is ensured not to deform.
As shown in fig. 1, the fixed post 2312 and the movable post 2313 are provided with telescopic structures according to an embodiment of the present invention. In this embodiment, the telescopic structure is a linear displacement structure, which can be adjusted along a linear direction to change the overall length thereof to achieve telescopic effect. In this embodiment, the telescopic structure is installed with the fixed upright 2312 and the movable upright 2313 in detachable connection, which facilitates the replacement and maintenance of the telescopic structure.
In the present embodiment, at least one of the fixed post 2312 and the movable post 2313 is provided with a vertical lift drive for adjusting the up-down position of the first guide rail 2311. In the embodiment, the vertical jacking drive can adopt a screw and nut pair structure, a hydraulic cylinder or an electric drive. In this embodiment, the vertical jacking drive is arranged on the fixed upright column 2312, and is connected with the telescopic structure on the fixed upright column 2312 through the vertical jacking drive, so that the telescopic structure can be extended and retracted under the driving action of the vertical jacking drive.
Through the arrangement, the fixed stand column and the movable stand column are both provided with the telescopic structures, so that the ceiling structure can be conveniently adjusted and supported from top to bottom. In addition, by the separately provided telescopic structure, it is possible to achieve replacement and maintenance after a long-term use, which is advantageous in ensuring the service life of the pillar and the stability of the entire side-box supporting unit.
As shown in fig. 1, according to one embodiment of the present invention, the fixed post 2312 is provided with a telescopic structure, and the movable post 2313 is a telescopic cylindrical structure. In this embodiment, the telescopic structure is a linear displacement structure, which can be adjusted along a linear direction to change the overall length thereof to achieve telescopic effect. While the movable upright 2313 is provided with a plurality of parts sliding with each other to achieve its telescopic function.
In the present embodiment, at least one of the fixed post 2312 and the movable post 2313 is provided with a vertical lift drive for adjusting the up-down position of the first guide rail 2311. In the embodiment, the vertical jacking drive can adopt a screw and nut pair structure, a hydraulic cylinder or an electric drive. In this embodiment, the vertical jacking drive is arranged on the fixed upright column 2312, and is connected with the telescopic structure on the fixed upright column 2312 through the vertical jacking drive, so that the telescopic structure can be extended and retracted under the driving action of the vertical jacking drive.
Through the arrangement, the fixed upright post plays a main vertical supporting role, and the telescopic structure is arranged on the fixed upright post, so that the fixed upright post can be replaced and maintained after being used for a long time, and the fixed upright post is favorable for ensuring the service life of the fixed upright post and the stability of the whole side compartment supporting unit. The movable upright post is set to be a telescopic columnar structure, so that the strength is high, and the side compartment system is ensured not to deform. Through the arrangement, the reasonable distribution of the telescopic modes of the fixed stand columns and the movable stand columns is realized, the function of the whole side compartment system is realized to the maximum extent, and the production cost is reduced.
As shown in fig. 1, according to an embodiment of the present invention, the side curtain unit 232 includes: a first drive and curtain 2321. In the present embodiment, the first drive is used to drive the retraction of the cloth cover 2321 to be reciprocally movable along the first guide rail 2311.
Referring to fig. 1 and 2, according to one embodiment of the present invention, a ceiling system 24 includes: a second drive 241 and a collapsible canopy 242. In the present embodiment, the second driver 241 is used to drive the foldable ceiling 242 to be retracted and retracted along the first guide rail 2311 in a reciprocating manner. In the present embodiment, the first guide rail 2311 may be provided with two sliding connections, one of which is connected with the first drive on the side curtain unit 232 and the other of which is connected with the second drive 241.
Referring to fig. 1 and 2, according to an embodiment of the present invention, a ceiling 242 includes: a tarpaulin 2421 and a support rod 2422 for supporting the tarpaulin. In the present embodiment, a plurality of support bars 2422 are provided at equal intervals in the longitudinal direction of the tent cloth 2421.
Through the arrangement, the stable supporting of the tarpaulin is realized, the orderly stacking of the tarpaulin in the folding and unfolding processes is ensured, and the stable operation of the whole ceiling is facilitated.
As shown in fig. 2, according to an embodiment of the present invention, the ceiling 242 further includes: locking assembly 2423. In this embodiment, the locking assembly 2423 is located entirely at the end of the ceiling 242 near the rear compartment system. Specifically, locking assembly 2423 includes a fastening plate 2423a, a frame structure 2423b and a damping element 2423 c. Frame structure 2423b includes carriage 2423b1, tie bars 2423b2, and pendulum 2423b 3. In the present embodiment, the carriage 2423b1 is supported on the sliding connection portion of the first rail via a pulley so that it can also slide on the first rail.
As shown in fig. 2, according to one embodiment of the invention, two carriages 2423b1 may be provided opposite each other on the ceiling 242 as desired. In the present embodiment, the connecting rod 2423b2 and the sliding rack 2423b1 are fixedly connected with each other, and since the function of the connecting rod is mainly to connect the sliding rack 2423b1 to slide synchronously, one to two connecting rods 2423b2 can be provided, and of course, the connecting rods 2423b2 can be added according to requirements. In the present embodiment, two connecting bars 2423b2 are provided. In this embodiment, the second drive is coupled to both carriages 2423b 1. One end of the swinging member 2423b3 is hinged to the sliding frame 2423b1 so as to be swingable about a hinge point. In the present invention, the swinging plane of the swinging member 2423b3 is parallel to the first guide rail. The fastening plate 2423a is fixedly connected to the free end of the swinging member 2423b3, and is installed in a manner that the swinging member 2423b3 can be perpendicular to the first guide rail when swinging forward to be horizontal, so as to fasten on the rear compartment system. The damping part 2423c is used for assisting the buckling plate 2423a to complete the locking function, and particularly, two ends of the damping part are respectively hinged with the sliding frame 2423b1 and the swinging part 2423b3, so that the whole locking component 2423 can be prevented from loosening by using the damping function after being buckled. In the present embodiment, the ceiling 242 can be opened and closed manually, and therefore, a handle 2424 is further provided in the present invention for the convenience of the operator. Namely, the retraction of the canopy by the second drive and the deployment of the canopy by the handle. As shown in fig. 2, handle 2424 is movably disposed outside carriage 2423b1 such that an operator pulls handle 2424 forward and backward to open and close the ceiling.
As shown in fig. 2, according to an embodiment of the present invention, the ceiling 242 further includes: and a folding support 2425 disposed between the adjacent support bars 2422 and connected to the tarpaulin 2421. In the present embodiment, the folding support 2345 includes a first folding plate 2345a and a second folding plate 2425 b. The first folding plate 2345a and the second folding plate 2425b are hinged to each other, and two ends of the first folding plate 2345a and the second folding plate 2425b, which are far away from each other, are hinged to the adjacent support rods 2422 respectively.
As shown in fig. 2, according to an embodiment of the present invention, folding bearings 2425 are respectively provided at opposite ends of the support bar 2422 in the axial direction of the support bar 2422.
Through setting up folding support for when receiving and releasing tarpaulin, folding support can play the effect of stacking the guide, makes stacking of tarpaulin orderly, neat, has avoided the damage of tarpaulin to leak.
The foregoing is merely exemplary of particular aspects of the present invention and devices and structures not specifically described herein are understood to be those of ordinary skill in the art and are intended to be implemented in such conventional ways.
The above description is only one embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (13)
1. A semitrailer capable of being opened on three sides is characterized by comprising: the vehicle comprises a frame system (1), a carriage (2) arranged on the frame system (1), and a traveling system (3) arranged below the frame system (1);
the vehicle compartment (2) includes: a front compartment system (21), a rear compartment system (22), a side compartment system (23) connected to the front compartment system (21) and the rear compartment system (22), respectively, a ceiling system (24) disposed above the front compartment system (21), the rear compartment system (22), and the side compartment system (23), and a floor panel (25) disposed at the bottom of the front compartment system (21), the rear compartment system (22), and the side compartment system (23);
the side car system (23) and the ceiling system (24) can be opened or closed in a reciprocating manner along the direction from the front car system (21) to the rear car system (22).
2. Three-sided openable semitrailer in accordance with claim 1, characterized in that the roof system (24) can be moved up and down in the vertical direction.
3. Three-sided openable semitrailer in accordance with claim 2, characterized in that said side-carriage system (23) comprises: a side compartment supporting unit (231), and a side curtain unit (232) connected to the side compartment supporting unit (231);
the side car supporting unit (231) is respectively connected with the front car system (21), the rear car system (22) and the bottom plate (25);
the side curtain unit (232) is reciprocatably opened or closed on the side car support unit (231) in a direction from the front car system (21) to the rear car system (22).
4. Three-sided openable semitrailer according to claim 3, characterised in that the roof system (24) is supported on the side-car bearing unit (231).
5. Three-sided openable semitrailer according to claim 3 or 4, characterized in that said side-car support unit (231) comprises: a first guide rail (2311), a fixed upright post (2312), a movable upright post (2313) and a cross brace (2314);
the fixed upright posts (2312) are respectively arranged at two opposite ends of the first guide rail (2311) and are connected with the front compartment system (21) and the rear compartment system (22);
along the length direction of the first guide rail (2311), a plurality of movable upright posts (2313) are arranged in parallel and are respectively connected with the first guide rail (2311) and the bottom plate (25);
along vertical direction, the stull (2314) be provided with a plurality ofly respectively side by side between fixed stand (2312) and activity stand (2313), and adjacent between the activity stand (2313).
6. Three-sided openable semitrailer according to claim 5,
the movable upright post (2313) is in sliding connection with the first guide rail (2311) and is in sliding connection or detachable connection with the bottom plate (25);
the wale (2314) is detachably provided on the side car support unit (231).
7. Three-sided openable semitrailer according to claim 6, characterized in that said fixed upright (2312) and said movable upright (2313) are telescopic cylindrical structures.
8. Three-sided openable semitrailer according to claim 6, characterized in that said fixed uprights (2312) and said movable uprights (2313) are provided with telescopic structures.
9. Three-sided openable semitrailer according to claim 6, characterized in that said fixed upright (2312) is provided with a telescopic structure and said movable upright (2313) is of a telescopic cylindrical structure.
10. Three-sided openable semitrailer according to any one of claims 7 to 9, characterized in that at least one of said fixed column (2312) and said movable column (2313) is provided with a vertical jacking drive for adjusting the up-and-down position of said first guide rail (2311).
11. Three-sided openable semitrailer according to claim 5, characterized in that said side curtain unit (232) comprises: a first drive and curtain (2321);
the first drive is used for driving the cloth curtain (2321) to be retracted and extended in a reciprocating mode along the first guide rail (2311).
12. Three-sided openable semitrailer according to claim 5, characterized in that said ceiling system (24) comprises: a second drive (241) and a collapsible canopy (242);
the second driver (241) is used for driving the foldable ceiling (242) to retract and release in a reciprocating mode along the first guide rail (2311).
13. Three-sided openable semitrailer according to claim 12, characterized in that said roof (242) comprises: a tarpaulin (2421) and a support bar (2422) for supporting the tarpaulin;
a plurality of support rods (2422) are arranged at equal intervals along the length direction of the awning cloth (2421).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202011125252.9A CN112172966A (en) | 2020-10-20 | 2020-10-20 | Semitrailer capable of being opened on three sides |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011125252.9A CN112172966A (en) | 2020-10-20 | 2020-10-20 | Semitrailer capable of being opened on three sides |
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| CN112172966A true CN112172966A (en) | 2021-01-05 |
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| CN202011125252.9A Pending CN112172966A (en) | 2020-10-20 | 2020-10-20 | Semitrailer capable of being opened on three sides |
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| CN210083053U (en) * | 2019-04-24 | 2020-02-18 | 驻马店中集华骏车辆有限公司 | Take storehouse fence semitrailer of upper guide rail and side curtain |
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2020
- 2020-10-20 CN CN202011125252.9A patent/CN112172966A/en active Pending
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| CN208760747U (en) * | 2018-07-30 | 2019-04-19 | 驻马店中集华骏车辆有限公司 | A kind of side curtain type semitrailer |
| CN210083053U (en) * | 2019-04-24 | 2020-02-18 | 驻马店中集华骏车辆有限公司 | Take storehouse fence semitrailer of upper guide rail and side curtain |
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