Compartment body of van type semi-trailer

Abstract

The utility model discloses a van type semi-trailer carriage body which comprises a semi-trailer base, supporting columns are fixedly installed at the four corners of the upper end face of the semi-trailer base, a refrigeration assembly is installed on the upper end face of a top plate, a side door plate is movably connected between every two supporting columns, and stretching assemblies are installed on the two side door plates. The utility model relates to the technical field of transportation equipment. The refrigerating unit is started to refrigerate the cooling area, then the exhaust fan is started to quickly suck cold air into the exhaust pipe, the exhaust pipe exhausts the cold air into the filtering area, some impurities in the air are filtered out through the filtering net, meanwhile, the air is purified through the activated carbon filtering plate, and therefore the cleanliness of the cold air is improved, and the service life of the air conditioner is prolonged. And then purified cold air is discharged into the cold air box through the connecting pipeline, and meanwhile, the interior of the compartment body is rapidly and uniformly cooled through a plurality of ventilation holes formed in the bottom of the cold air box.

Description

Technical Field

[0001] The utility model relates to the technical field of transportation equipment, in particular to a box-type semitrailer body. Background Art

[0002] The box semi-trailer is modified on the chassis of a box car or manufactured separately. It is suitable for the transportation of household appliances, light textile goods, coal, sand and stone and other construction materials as well as pallet cargo. It has strong carrying capacity, high safety factor, is sturdy and durable, and is manufactured with advanced technology.

[0003] A box-type semi-trailer body is disclosed in the patent with publication number CN204432310U, including a body, a large-sized ventilating hole is provided on the front wall, and a door frame is arranged around the large-sized ventilating hole; a ventilation door is hinged to the door frame, and the ventilation door can be movably buckled on the door frame so that the ventilation door can be squeezed and fit with the door frame when closed.

[0004] However, there are shortcomings in the above structure. Although the device can ventilate the interior of the compartment through the ventilation door, the ventilation door is far away from the rear door and the air flow is small. Especially in hot summer, when the temperature inside the compartment is too high, it cannot be cooled down quickly, resulting in damage to the goods and causing huge economic losses to the users. For this reason, the utility model provides a compartment of a van-type semi-trailer, which solves the above problems through limiting structures such as exhaust fans and cold air boxes. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a box-type semi-trailer body to solve the above problems.

[0006] To achieve the above purpose, the utility model is implemented by the following technical solutions: comprising a semi-trailer base, wherein the upper end surface of the semi-trailer base is fixedly installed with support columns at four corners, a top plate is fixedly installed between the tops of several support columns, a refrigeration component is installed on the upper end surface of the top plate, a connecting vertical plate is fixedly installed between two left support columns on one side of the upper end surface of the semi-trailer base, a double-opening sealed door is rotatably connected between the support columns on the right side through hinges, a side door panel is movably connected between each two support columns, and extension components are installed on the two side door panels;

[0007] The refrigeration assembly includes a refrigeration unit arranged on one side of the top plate, a fixed box is fixedly installed on the upper end surface of the top plate located on one side of the refrigeration unit, a partition is fixedly installed on one side of the fixed box, the partition divides the interior of the fixed box into a cooling area and a filtering area, an exhaust fan is fixedly installed in the cooling area, an exhaust pipe is fixedly installed on the air outlet end of the exhaust fan, the end of the exhaust pipe away from the exhaust fan is fixedly penetrated to one side of the partition, a filter screen and an activated carbon filter plate are sequentially inserted in the filtering area, a connecting pipe is fixedly connected to the right side of the fixed box, a cold air box is provided at the bottom of the top plate, a plurality of vents are equidistantly provided at the bottom of the cold air box, and a sealing door panel is rotatably connected to one side of the fixed box located at the filtering area.

[0008] Preferably, the extension assembly includes a support seat symmetrically fixedly installed on one side of the upper end surface of the top plate, and both of the support seats are rotatably connected to a cross plate through a rotating shaft, one side of the cross plate is fixedly installed on the inner side of the top of the side door panel, a limiting groove is provided on one side of the top of the support column, a connecting seat 1 is fixedly installed on the bottom wall of the limiting groove, an electric push rod is rotatably connected to the connecting seat 1, and a connecting seat 2 is symmetrically fixedly installed on both sides of the lower end surface of the cross plate, and the output end of the electric push rod is rotatably connected to the connecting seat 2.

[0009] Preferably, the bottom end of the connecting pipe is fixedly inserted into the interior of the cold air box, and the top of the cold air box is fixedly mounted on the lower end surface of the top plate via a bracket.

[0010] Preferably, the inner side walls of the two side door panels are in contact with the side walls of the support pillars.

[0011] Preferably, a temperature sensor is fixedly mounted on one side of the bottom of the top plate.

[0012] Preferably, the top plate, the connecting vertical plates, the double-opening sealed door and the inner walls of the two side door plates are all provided with a heat-insulating layer.

[0013] Preferably, a solar panel is fixedly mounted on the upper end surface of the fixed box, a storage battery is fixedly mounted on one side inside the fixed box, and the solar panel provides electrical energy for the storage battery.

[0014] Preferably, the refrigeration unit, the exhaust fan and the electric push rod are all electrically connected to the battery.

[0015] Beneficial Effects

[0016] The utility model provides a box-type semi-trailer body. Compared with the prior art, it has the following beneficial effects:

[0017] (1) The utility model starts the refrigeration unit to cool the cooling area, then starts the exhaust fan to quickly suck the cold air into the exhaust duct, the exhaust duct discharges the cold air into the filter area, and then filters out some impurities in the gas through the filter net, and at the same time purifies the gas through the activated carbon filter plate, thereby improving the cleanliness of the cold air, and then discharges the purified cold air into the cold air box through the connecting pipe, and at the same time passes through a plurality of ventilation holes set at the bottom of the cold air box, so as to quickly and evenly cool the interior of the compartment.

[0018] (2) The utility model starts the electric push rod to drive the side door panel to rotate on the support seat, so that the side door panel is separated from the support column, forming a double-wing side door opening structure, which is convenient for loading or unloading goods. The solar energy can be converted into electrical energy by the installed solar panel to provide electrical energy for the battery. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;

[0020] Figure 2 It is the front view of the internal structure of the utility model;

[0021] Figure 3 It is a schematic diagram of a refrigeration assembly of the utility model;

[0022] Figure 4 This is a schematic diagram of the bottom structure of the cold air box in the refrigeration assembly of the utility model;

[0023] Figure 5 It is a schematic diagram of the extension component of the utility model.

[0024] In the figure, 1, the base of the semi-trailer; 2, the support column; 3, the top plate; 4, the connecting vertical plate; 5, the double-opening sealed door; 6, the side door plate; 7, the temperature sensor; 8, the solar panel; 100, the refrigeration component; 101, the refrigeration unit; 102, the fixed box; 103, the partition; 104, the cooling area; 105, the filtering area; 106, the exhaust fan; 107, the exhaust duct; 108, the filter screen; 109, the activated carbon filter plate; 110, the connecting pipe; 111, the cold air box; 112, the vent; 113, the sealed door panel; 200, the extension component; 201, the support seat; 202, the horizontal plate; 203, the limit groove; 204, the connecting seat one; 205, the electric push rod; 206, the connecting seat two. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Embodiment 1:

[0027] See also Figure 1-5 A box-type semi-trailer body comprises a semi-trailer base 1, support columns 2 are fixedly installed at the four corners of the upper end surface of the semi-trailer base 1, a top plate 3 is fixedly installed between the tops of a plurality of support columns 2, a refrigeration component 100 is installed on the upper end surface of the top plate 3, a connecting vertical plate 4 is fixedly installed between the two left support columns 2 on one side of the upper end surface of the semi-trailer base 1, a double-opening sealed door 5 is rotatably connected between the right support columns 2 through a hinge, a side door panel 6 is movably connected between every two support columns 2, a plurality of support columns 2, a connecting vertical plate 4, a double-opening sealed door 5 is rotatably connected between the right support columns 2, a side door panel 6 is movably connected between each two support columns 2, a plurality of support columns 2, a connecting vertical plate 4, a double-opening sealed door 5 is rotatably connected between the right ... A compartment is formed between the sealing door 5 and the two side door panels 6, the inner side walls of the side door panels 6 are fitted with the side walls of the support column 2, a temperature sensor 7 is fixedly installed on one side of the bottom of the top panel 3, and the temperature sensor 7 is used to detect the temperature inside the compartment, a solar panel 8 is fixedly installed on the upper end surface of the fixed box 102, and a battery is fixedly installed on one side of the inside of the fixed box 102, and the solar panel 8 provides power for the battery, and the top panel 3, the connecting vertical plate 4, the double-opening sealing door 5 and the inner walls of the two side door panels 6 are all provided with a heat preservation layer, and the two side door panels 6 are installed with an extension component 200;

[0028] The refrigeration assembly 100 includes a refrigeration unit 101 arranged on one side of the top plate 3. The refrigeration unit 101 is composed of a compressor, a condenser, a throttle valve, an evaporator and other components. Its model is RV580-PLUS. The upper end surface of the top plate 3 is located on one side of the refrigeration unit 101 and a fixed box 102 is fixedly installed. The air outlet of the refrigeration unit 101 is connected to one side of the fixed box 102. A partition 103 is fixedly installed on one side of the fixed box 102. The partition 103 divides the interior of the fixed box 102 into a cooling area 104 and a filtering area 105. An exhaust fan 106 is fixedly installed in the cooling area 104. The input end of the exhaust fan 106 is connected to the battery through an external cable. An exhaust pipe 107 is fixedly installed at the air outlet end of the exhaust fan 106. The end of the exhaust pipe 107 away from the exhaust fan 106 is fixedly penetrated to one side of the partition 103. The filter screen 108 and the activated carbon filter are sequentially inserted in the filtering area 105. Plate 109, the aperture of the filter 108 is smaller than the diameter of gas impurities, the activated carbon filter plate 109 is used for air purification, and removes volatile organic compounds formaldehyde, toluene, hydrogen sulfide, chlorobenzene and pollutants in the air. A connecting pipe 110 is fixedly connected to the right side of the fixed box 102, and a cold air box 111 is arranged at the bottom of the top plate 3. The bottom end of the connecting pipe 110 is fixedly penetrated into the inside of the cold air box 111, and the top of the cold air box 111 is fixedly installed on the lower end surface of the top plate 3 through a bracket. A plurality of vents 112 are equidistantly provided at the bottom of the cold air box 111. One side of the fixed box 102 is located at one side of the filter area 105 and is connected to a sealing door plate 113 by hinge rotation. Opening the sealing door plate 113 can facilitate the replacement of the filter 108 and the activated carbon filter plate 109. A controller is arranged on one side of the semi-trailer base 1, and the temperature sensor 7, the refrigeration unit 101 and the exhaust fan 106 are all electrically connected to the controller;

[0029] The refrigeration component 100 provided can quickly and evenly cool the cabin. When the cabin needs to be cooled evenly, the refrigeration unit 101 is first started for cooling, and the cold air is discharged into the cooling zone 104 in the fixed box 102. Then the exhaust fan 106 is started to quickly suck the cold air in the cooling zone 104 into the exhaust pipe 107, and then the cold air is discharged into the filter area 105 through the exhaust pipe 107. Then, some impurities in the gas are filtered out through the filter net 108, and at the same time, the gas is purified through the activated carbon filter plate 109, so as to improve the cleanliness of the cold air. Then, the purified cold air is discharged into the cold air box 111 through the connecting pipe 110, and then discharged through a plurality of vents 112 provided at the bottom of the cold air box 111, so as to quickly and evenly cool the cabin.

[0030] Embodiment 2:

[0031] See also Figure 1-5, this embodiment provides a technical solution based on the first embodiment: the extension assembly 200 includes a support seat 201 symmetrically fixedly installed on one side of the upper end surface of the top plate 3, and the two support seats 201 are rotatably connected with a horizontal plate 202 through a rotating shaft. One side of the horizontal plate 202 is fixedly installed on the inner side of the top of the side door plate 6, and a limiting groove 203 is provided on one side of the top of the support column 2. A connecting seat 204 is fixedly installed on the bottom wall of the limiting groove 203. An electric push rod 205 is rotatably connected to the connecting seat 204. The input end of the electric push rod 205 is connected to the battery through an external cable. The refrigeration unit 101, The exhaust fan 106 and the electric push rod 205 are electrically connected to the battery, and the connecting seat 206 is symmetrically fixed on both sides of the lower end surface of the cross plate 202. The output end of the electric push rod 205 is rotatably connected to the connecting seat 206. The extending component 200 provided can effectively open the side door panels 6 on both sides for easy loading and unloading. When it is necessary to open the side door panels 6 on both sides for easy loading and unloading, the electric push rod 205 is started to drive the side door panels 6 to rotate on the support seat 201, so that the side door panels 6 are separated from the support column 2, forming a double-wing side door opening structure, thereby facilitating the loading and unloading of goods.

[0032] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0033] When working, first start the electric push rod 205 to drive the side door panel 6 to rotate on the support seat 201, so that the side door panel 6 is separated from the support column 2 to form a double-wing side door opening structure, and then load the goods. After loading, the electric push rod 205 drives the side door panel 6 to fit with the support column 2, thereby closing the two side door panels 6. When the temperature in the compartment is too high, the temperature sensor 7 transmits the detected temperature data to the controller, which analyzes it. When the temperature exceeds the set value, the controller starts the refrigeration unit 101 for refrigeration, and the cold air is discharged into the fixed box 102. In the cooling zone 104, the exhaust fan 106 is started to quickly suck the cold air in the cooling zone 104 into the exhaust pipe 107, and then the cold air is discharged into the filter zone 105 through the exhaust pipe 107, and then some impurities in the gas are filtered out by the filter net 108, and at the same time, the gas is purified by the activated carbon filter plate 109, so as to improve the cleanliness of the cold air, and then the purified cold air is discharged into the cold air box 111 through the connecting pipe 110, and then discharged through a plurality of vents 112 set at the bottom of the cold air box 111, so as to quickly and evenly cool the compartment.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A box-type semitrailer body, comprising a semitrailer base (1), characterized in that: Support columns (2) are fixedly installed at the four corners of the upper end surface of the semi-trailer base (1), a top plate (3) is fixedly installed between the tops of a plurality of the support columns (2), a refrigeration assembly (100) is installed on the upper end surface of the top plate (3), a connecting vertical plate (4) is fixedly installed between the two left support columns (2) on one side of the upper end surface of the semi-trailer base (1), a double-opening sealed door (5) is rotatably connected between the support columns (2) on the right side via hinges, a side door panel (6) is movably connected between each two support columns (2), and an extension assembly (200) is installed on each of the two side door panels (6); The refrigeration assembly (100) comprises a refrigeration unit (101) arranged on one side of a top plate (3); a fixed box (102) is fixedly installed on the upper end surface of the top plate (3) located on one side of the refrigeration unit (101); a partition (103) is fixedly installed on one side of the interior of the fixed box (102); the partition (103) divides the interior of the fixed box (102) into a cooling area (104) and a filtering area (105); an exhaust fan (106) is fixedly installed in the cooling area (104); an exhaust pipe (107) is fixedly installed at the air outlet end of the exhaust fan (106); The exhaust pipe (107) is fixedly connected to one side of the partition (103) at one end away from the exhaust fan (106); a filter screen (108) and an activated carbon filter plate (109) are sequentially inserted into the filter area (105); a connecting pipe (110) is fixedly connected to the right side of the fixed box (102); a cold air box (111) is arranged at the bottom of the top plate (3); a plurality of vents (112) are equidistantly provided at the bottom of the cold air box (111); and a sealing door panel (113) is rotatably connected to one side of the fixed box (102) located at the filter area (105) through a hinge.

2. The box-type semitrailer body according to claim 1, characterized in that: The extension assembly (200) comprises a support seat (201) symmetrically fixedly mounted on one side of the upper end surface of the top plate (3); both of the two support seats (201) are rotatably connected to a transverse plate (202) via a rotating shaft; one side of the transverse plate (202) is fixedly mounted on the inner side of the top of the side door plate (6); a limiting groove (203) is provided on one side of the top of the support column (2); a connecting seat 1 (204) is fixedly mounted on the bottom wall of the limiting groove (203); an electric push rod (205) is rotatably connected to the connecting seat 1 (204); connecting seats 2 (206) are symmetrically fixedly mounted on both sides of the lower end surface of the transverse plate (202); and the output end of the electric push rod (205) is rotatably connected to the connecting seat 2 (206).

3. The box-type semitrailer body according to claim 1, characterized in that: The bottom end of the connecting pipe (110) is fixedly inserted into the interior of the cold air box (111), and the top of the cold air box (111) is fixedly mounted on the lower end surface of the top plate (3) via a bracket.

4. The box-type semitrailer body according to claim 1, characterized in that: The inner side walls of the two side door panels (6) are in contact with the side walls of the support column (2).

5. The box-type semitrailer body according to claim 1, characterized in that: A temperature sensor (7) is fixedly mounted on one side of the bottom of the top plate (3).

6. The box-type semitrailer body according to claim 1, characterized in that: The inner walls of the top plate (3), the connecting vertical plate (4), the double-opening sealed door (5) and the two side door plates (6) are all provided with a heat-insulating layer.

7. The box-type semitrailer body according to claim 1, characterized in that: A solar panel (8) is fixedly mounted on the upper end surface of the fixed box (102), and a storage battery is fixedly mounted on one side of the interior of the fixed box (102), and the solar panel (8) provides electrical energy for the storage battery.

8. The box-type semitrailer body according to claim 1, characterized in that: The refrigeration unit (101), the exhaust fan (106) and the electric push rod (205) are all electrically connected to the battery.

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