CN109353711B - refrigerated container - Google Patents

Abstract

The invention discloses a refrigerated container. The oil tank comprises a tank body and an oil tank, wherein an oil tank mounting structure is arranged in the tank body, a partition plate of the oil tank mounting structure is fixedly arranged in the middle of one side of a mounting frame, the mounting frame is divided into an upper portion and a lower portion by the partition plate, the upper portions of a first wall body and the mounting frame are oppositely arranged, the first wall body and the upper portion of the mounting frame are connected through the partition plate, a second wall body and the lower portion of the mounting frame are oppositely arranged, the upper end of the second wall body is connected to the bottom of the partition plate, the lower end of the second wall body and the lower end of the mounting frame are connected through a bottom plate, two sides of the second wall body and two sides of the mounting frame are respectively connected through sealing plates, a sealing door can be used for sealing the lower portion of the mounting frame in an openable mode, the second wall body, the partition plate, the bottom plate, the sealing plates and the sealing door enclose a closed cavity, and the oil tank is arranged in the closed cavity. The invention can prevent the fuel in the fuel tank from freezing to a certain extent so as to adapt to the environmental requirements of extremely cold areas.

Description

Refrigerated container

Technical Field

The invention belongs to the technical field of containers, and particularly relates to a refrigerated container.

Background

Currently, self-powered refrigerated containers are typically equipped with a fuel tank at the front end thereof, with the fuel tank being exposed at the front end of the container body. The fuel tank is exposed outside, so that the performance requirement on the fuel tank is high, for example, the fuel in the fuel tank can not be frozen in extremely cold areas, and the fuel tank is required to resist impact, illumination, aging and the like.

Based on the requirements, the existing oil tank is made of low-temperature-resistant plastic materials so as to prevent fuel from freezing, has the characteristics of rust resistance, illumination resistance and ageing resistance, and can adapt to the environmental requirements of extremely cold areas to a certain extent.

In carrying out the invention, the applicant has found that at least the following problems exist in the prior art:

although the oil tank made of low-temperature-resistant plastic materials can adapt to the environmental requirements of extremely cold areas to a certain extent, the phenomenon that fuel oil in the oil tank is frozen in the process of stopping the container exists, so that the prior art needs to be improved.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a refrigerated container which can prevent the freezing phenomenon of fuel oil in an oil tank to a certain extent so as to adapt to the environmental requirements of extremely cold regions.

The invention realizes the above purpose through the following technical scheme:

a refrigerated container, the refrigerated container includes box, oil tank, be provided with oil tank mounting structure in the box, oil tank mounting structure includes mounting frame, baffle, first wall body, second wall body, shrouding, bottom plate and sealing door, wherein:

the partition board is fixedly arranged in the middle of one side of the installation frame and divides the installation frame into an upper part and a lower part;

the first wall body is arranged opposite to the upper part of the mounting frame, and the first wall body is connected with the upper part of the mounting frame through the partition plate;

the second wall body and the lower part of the mounting frame are oppositely arranged, the upper end of the second wall body is connected to the bottom of the partition board, the lower end of the second wall body is connected with the lower end of the mounting frame through the bottom plate, and the two sides of the second wall body are respectively connected with the two sides of the mounting frame through the sealing plates;

the sealing door openably seals the lower portion of the mounting frame;

the second wall body, the partition plate, the bottom plate, the sealing plate and the sealing door when being closed enclose a closed cavity, and the oil tank is arranged in the closed cavity.

Further, the first wall body, the sealing plate, the bottom plate and the sealing door are all heat-insulating plates so as to further adapt to the adaptation of the container in extremely cold areas.

Further, the second wall divides the partition into a first partition and a second partition, wherein:

the first partition board is arranged between the mounting frame and the second wall body, and an openable oil tank cover board is arranged on the first partition board so as to facilitate the maintenance of the oil tank;

the second partition board is arranged between the first wall body and the second wall body, and the second partition board is an insulation board.

Further, two sealing doors are oppositely arranged, one ends, deviating from each other, of the two sealing doors are rotatably connected to the mounting frame, and the other ends, opposite to the sealing doors, of the two sealing doors are operatively opened and arranged, so that the oil tank can be maintained conveniently.

Further, each sealing door is vertically provided with a locking rod on one side, facing away from the second wall, of the sealing door, and two ends of the locking rod are detachably connected with the partition plate and the bottom plate.

Furthermore, the baffle plate and the bottom plate are respectively provided with a locking seat at one side facing away from the second wall body, the locking seats and the locking rods are correspondingly arranged, the locking seats are vertically provided with slots, the openings of the slots are facing away from the second wall body, the top and the bottom of the locking seats are respectively provided with a limiting groove, and one side of the bottom of each limiting groove is communicated with each slot;

the utility model discloses a locking device, including locking rod, slot, locking seat, locating piece, locking piece, locating piece, locking rod's both ends all are provided with the locking piece, the locking piece rotationally sets up in the slot is in to the locking rod's both ends, the locking piece rotationally sets up in the slot is in to the locking rod, the locking piece can follow the opening part of slot is taken out to the locking piece, the top of locking piece and the lateral part at top all are provided with the locating piece, the locating piece at the top of locking piece rotationally sets up in the spacing groove at locking seat bottom.

Further, a row of limiting check rings are vertically arranged on one side, facing away from the second wall, of the sealing door, and the locking rod rotatably penetrates through the row of limiting check rings;

the sealing door is further provided with a handle on one side, facing away from the second wall body, of the sealing door, the middle of the handle is detachably connected to the sealing door, one end of the handle is fixedly connected with the locking rod, and the other end of the handle extends in the direction away from the locking rod.

Further, the fuel tank comprises a housing having opposite first and second sides, the first and second sides of the housing being connected by a plurality of barrels, each barrel having a diameter that tapers in a direction from the first side to the second side.

Further, a plurality of groups of positioning elements are arranged outside the first side part of the shell, and each group of positioning elements comprises two positioning edges which are oppositely arranged;

the shell is also provided with a third side part and a fourth side part which are opposite, and two ends of the first side part and two ends of the second side part are respectively connected through the third side part and the fourth side part;

the third side part and the fourth side part are respectively provided with a plurality of positioning grooves, and the positioning grooves and the positioning pieces are positioned in the same row.

Further, the top of casing is provided with the oil filler structure, the oil filler structure includes oil filler assembly, filler cap and chain, the filler cap detachably seals the oil filler department of setting up the oil filler assembly, the one end of chain is connected on the filler cap, the other end of chain is connected on oil tank mounting structure, through the setting of chain, can prevent the loss of filler cap.

The beneficial effects of the invention are as follows:

according to the refrigerated container provided by the invention, the second wall body, the partition plate, the bottom plate, the sealing plate and the sealing door in the closing state can enclose a closed cavity for installing the oil tank, so that the freezing phenomenon of fuel oil in the oil tank can be prevented to a certain extent, the refrigerated container is suitable for the environmental requirements of extremely cold areas, and the U-shaped frame enclosed by the second wall body, the partition plate and the installation frame can be used for installing accessories of the oil tank, so that the refrigerated container is high in practicability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a refrigerated container according to an embodiment of the present invention;

FIG. 2 is a schematic illustration of the tank mounting structure of the refrigerated container of FIG. 1 with the seal door removed;

FIG. 3 is a schematic view of the first wall in FIG. 2;

FIG. 4 is a schematic view of the arrangement of the seal plate of FIG. 2;

FIG. 5 is an assembled schematic view of the locking lever and locking seat of FIG. 4 in a closed position;

FIG. 6 is an assembled schematic view of the latch lever and latch base of FIG. 4 in a disengaged condition;

fig. 7 is a schematic view of the assembly of the handle and sealing door of fig. 4.

FIG. 8 is a schematic view of the seal door of FIG. 1 with the seal door removed;

FIG. 9 is a schematic view of the fuel tank of FIG. 8;

FIG. 10 is a cross-sectional view of FIG. 8;

FIG. 11 is a schematic top view of FIG. 9;

FIG. 12 is a schematic view of the fuel filler structure of FIG. 8;

FIG. 13 is a schematic view of the arrangement of the filler cap of FIG. 12;

FIG. 14 is a schematic view of the mounting of the shield of FIG. 12;

fig. 15 is a schematic top view of fig. 14.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Fig. 1 is a schematic structural view of a refrigerated container according to an embodiment of the present invention, fig. 2 is a schematic structural view of a refrigerated container shown in fig. 1, in which a sealing door is removed from an oil tank mounting structure, and in combination with fig. 1 and 2, the refrigerated container includes a container body and an oil tank, and an oil tank mounting structure is disposed in the container body, and the oil tank mounting structure may be disposed at an end of the container, and includes a mounting frame 1, a partition 2, a first wall 3, a second wall 4, a sealing plate 5, a bottom plate 6, and a sealing door 7.

Referring to fig. 2, a partition plate 2 according to an embodiment of the present invention is fixedly provided at a middle portion of one side of a mounting frame 1, the partition plate 2 divides the mounting frame 1 into an upper portion and a lower portion, and a first wall 3 is provided opposite to the upper portion of the mounting frame 1, and the first wall 3 is connected to the upper portion of the mounting frame 1 through the partition plate 2.

Referring to fig. 2, a second wall 4 of the embodiment of the present invention is disposed opposite to the lower portion of the installation frame 1, the upper end of the second wall 4 is connected to the bottom of the partition board 2, the lower end of the second wall 4 is connected to the lower end of the installation frame 1 through a bottom board 6, and two sides of the second wall 4 are respectively connected to two sides of the installation frame 1 through sealing boards 5.

Referring to fig. 1, a sealing door 7 of an embodiment of the present invention openably seals the lower portion of the mounting frame 1.

According to the refrigerated container provided by the embodiment of the invention, the second wall body, the partition plate, the bottom plate, the sealing plate and the sealing door in the closing state can enclose a closed cavity for installing the oil tank, so that the freezing phenomenon of fuel in the oil tank can be prevented to a certain extent, the refrigerated container is suitable for the environmental requirements of extremely cold areas, and the U-shaped frame enclosed by the second wall body, the partition plate and the installation frame can be used for installing accessories of the oil tank, so that the refrigerated container is high in practicability.

Referring to fig. 2, the installation frame 1 of the embodiment of the invention is shaped like a door, and is composed of two opposite support rods and a cross beam connected to the tops of the two support rods, and two sides of the second wall 4 and the two support rods of the installation frame 1 are respectively connected through a sealing plate 5.

The first wall 3 in the embodiment of the invention is an insulation board, which can insulate the goods stored and transported in the container.

In the embodiment of the invention, the first wall body 3 may include an outer side plate and an inner side plate, where the outer side plate and the inner side plate are opposite, and the peripheries of the outer side plate and the inner side plate are connected in a sealing manner to form a heat preservation cavity, and a foaming layer is filled in the heat preservation cavity, and the foaming layer is made of polyurethane through a foaming process and has a heat preservation effect.

Fig. 3 is a schematic structural diagram of the first wall in fig. 2, and in combination with fig. 3, in the embodiment of the present invention, a mounting hole is provided in the middle of the first wall 3 for a pipeline to pass through, and a plurality of limiting blocks 8 are fixedly provided on an outer side plate of the first wall 3 for mounting a chiller, and a housing of the chiller can block the mounting hole, so that the heat preservation effect inside the container is not affected.

The cooling machine of the embodiment of the invention is fixedly arranged in the U-shaped frame, and the back of the cooling machine is connected with a plurality of limiting blocks 8 through bolts.

Referring to fig. 2, the second wall 4 of the embodiment of the present invention divides the partition board 2 into a first partition board 2.1 and a second partition board 2.2, where the first partition board 2.1 is disposed between the installation frame 1 and the second wall 4, and an openable tank cover 9 is disposed on the first partition board 2.1, and when the tank needs to be repaired, the tank cover 9 can be opened to facilitate the repair.

In the embodiment of the invention, the first partition plate 2.1 can be provided with a maintenance hole, the inner wall of the maintenance hole is provided with a step, and the oil tank cover plate 9 is arranged on the step in an openable manner by bolts, so that the top of the oil tank cover plate 9 and the top of the first partition plate 2.1 are positioned on the same plane, and the installation of other components is convenient.

In the embodiment of the present invention, with reference to fig. 2, the tank cover 9 is provided with a plurality of mounting holes corresponding to the tank accessories one by one, so that the tank cover 9 can be used without being opened.

Referring to fig. 2, a second partition board 2.2 of the embodiment of the present invention is disposed between the first wall 3 and the second wall 4, and the second partition board 2.2 may also be a heat insulation board, so as to improve the heat insulation effect.

In addition, the sealing plate 5 and the bottom plate 6 of the embodiment of the invention can also be heat insulation plates, so that the heat insulation effect of the closed cavity on the oil tank can be improved.

In the embodiment of the present invention, the insulation structures of the second partition board 2.2, the sealing board 5 and the bottom board 6 are similar to those of the first wall 3, and the embodiment of the present invention is not limited thereto.

Fig. 4 is a schematic layout view of the sealing plate in fig. 2, and in combination with fig. 1 and fig. 4, two sealing doors 7 are oppositely arranged, wherein opposite ends of the two sealing doors 7 are rotatably connected to the mounting frame 1, and opposite ends of the two sealing doors 7 are operatively opened, so that the maintenance of the oil tank is also facilitated.

Referring to fig. 1 and 4, the embodiment of the present invention further includes a baffle 10, wherein one end of the baffle 10 is fixedly disposed on one sealing door 7, and the other end of the baffle 10 is propped against the other sealing door 7, so that the two sealing doors 7 can be opened sequentially.

Referring to fig. 1 and 4, in the embodiment of the present invention, a locking rod 11 is vertically disposed on a side of each sealing door 7 facing away from the second wall 4, and two ends of the locking rod 11 are detachably connected to the partition board 2 and the bottom board 6, so that the sealing door can be prevented from being opened during the use of the oil tank; when the sealing door needs to be opened, the two ends of the locking rod 11 are separated from the partition plate 2 and the bottom plate 6.

In the embodiment of the invention, in combination with fig. 4, a locking seat 12 is arranged at the connection position between a partition plate 2 and a bottom plate 6 and a locking rod 11, fig. 5 is an assembly schematic diagram of the closed state of the locking rod and the locking seat in fig. 4, fig. 6 is an assembly schematic diagram of the separated state of the locking rod and the locking seat in fig. 4, in combination with fig. 5 and fig. 6, the locking seat 12 and the locking rod 11 of the embodiment of the invention are correspondingly arranged, the locking seat 12 is vertically provided with a slot 13, the opening of the slot 13 is arranged back to the second wall 4, the top and the bottom of the locking seat 12 are respectively provided with a limit groove 14, the slot bottom of the limit groove 14 is communicated with the slot 13, the two ends of the locking rod 11 are respectively provided with a locking block 15, the locking blocks 15 are rotatably arranged in the slot 13, the top and the side parts of the top of the locking block 15 are respectively provided with a limit 16, the top of the locking block 15 is rotatably arranged in the limit groove 14 at the top of the locking seat 12, the limit block 16 at the top of the corresponding block 15, and the bottom of the locking block 15 is rotatably arranged in the limit groove 14 at the top of the corresponding block 12, and the two ends of the locking block 11 are rotatably arranged at the two ends of the limit groove 11 when the two ends of the locking rod 11 are required to be rotatably arranged in the corresponding positions, and the two ends of the locking block 11 are rotatably arranged in the slot 11, and the two ends of the locking block 11 are rotatably required to be rotatably arranged at the limit block 11, and the corresponding block 11 when the two ends are rotatably arranged in the limit block 11, and the corresponding block 11, and the two ends are rotatably in the corresponding block 11 are rotatably and are rotatably required to be rotatably and rotatably arranged in the limit block 11.

Further, referring to fig. 5 and 6, in the embodiment of the present invention, the locking block 15 is provided with a guiding groove 17 on a side facing away from the positioning block 16, and the locking seat 12 is provided with a guiding protrusion 18, and the guiding protrusion 18 is rotatably and detachably disposed in the guiding groove 17 to guide the rotation of the locking block 15.

Referring to fig. 4, in the embodiment of the present invention, a row of limit check rings 19 is further disposed on a side of the sealing door 7 facing away from the second wall 4 in a vertical direction, the locking rod 11 rotatably passes through the row of limit check rings 19, and a handle 20 is further disposed on a side of the sealing door 7 facing away from the second wall 4, a middle portion of the handle 20 is detachably connected to the sealing door 7, one end of the handle 20 is fixedly connected to the locking rod 11, the other end of the handle 20 extends in a direction away from the locking rod 11, when the sealing door 7 is in a closed state, the handle 20 is fixed on the sealing door 7, one end of the handle 20 can limit rotation of the locking rod 11 to prevent the sealing door 7 from being opened, thereby ensuring tightness of the oil tank in a sealed cavity; when the sealing door 7 needs to be opened, the handle 20 is separated from the sealing door 7, and the handle 20 is rotated to drive the locking rod 11 to rotate, so that the locking rod 11 is separated from the partition plate 2 and the bottom plate 6, and the sealing door 7 is opened.

Fig. 7 is a schematic diagram of the assembly of the handle and the sealing door in fig. 4, in combination with fig. 7, a mounting plate 21 is disposed on the sealing door 7, two clamping plates 22 are disposed on the mounting plate 21 oppositely, each of the two clamping plates 22 includes a first plate 22.1, an L-shaped plate 22.2 and a second plate 22.3 which are connected in a stepped manner in sequence, wherein each of the two first plates 22.2 is fixedly disposed on the mounting plate 21, the two L-shaped plates 22.2 and the mounting plate enclose a square frame with a gap on one side, the two second plates 22.3 have a gap, the middle part of the handle 20 is movably disposed in the square frame, a positioning plate 23 is disposed on the middle part of the handle 20, and the positioning plate 23 is detachably connected in the gap between the two second plates 22.3, so that the connection of the handle and the sealing door can be realized by controlling the connection of the positioning plate 23 and the two second plates 22.3, and the handle 20 can drive the locking rod 11 to separate from the partition plate 2 and the bottom plate 6 in the space.

In addition, the sealing door 7 of the embodiment of the present invention is also an insulation board, so as to further improve the insulation effect of the oil tank, and the insulation mode of the insulation board of the sealing door 7 is similar to the above, which is not limited in the embodiment of the present invention.

Fig. 8 is a schematic view of the structure of the seal door removed in fig. 1, fig. 9 is a schematic view of the structure of the fuel tank in fig. 8, fig. 10 is a cross-sectional view of fig. 8, and in combination with fig. 8, fig. 9 and fig. 10, the fuel tank according to the embodiment of the present invention includes a housing 24, the housing 24 has a first side 24.1 and a second side 24.2 opposite to each other, the first side 24.1 and the second side 24.2 of the housing 24 are connected by a plurality of cylinders 25, and the diameter of each cylinder 25 is gradually reduced along the direction from the first side 24.1 to the second side 24.2.

According to the oil tank provided by the embodiment of the invention, the first side part and the second side part of the oil tank are connected through the plurality of cylinders, so that the strength of the shell can be improved by connecting the plurality of cylinders so as to adapt to severe running environments, the diameter of each cylinder gradually becomes smaller along the direction from the first side part to the second side part, the volume inside the shell can be increased so as to improve the storage capacity of the fuel quantity in the oil tank, in addition, the impact of the fuel in the oil tank on the cylinders during running of the refrigerated container can be relieved, the strength of the shell is further improved, and the running reliability of the refrigerated container in extremely cold areas is improved.

Preferably, the cylinder 25 of the present embodiment may have a truncated cone shape or a cone shape, and preferably has a truncated cone shape, so that the connection strength between the smaller diameter end and the second side portion can be enhanced.

Further, in connection with fig. 9, the embodiment of the invention is provided with a reinforcement hole 28 at the first side 24.1 at the connection with the cylinder 25 to facilitate the assembly of the cylinder on the first side 24.1.

Preferably, in combination with fig. 9 and 10, the reinforcement holes 28 of the embodiment of the present invention may be arranged in a row on the first side 24.1 of the housing 24, and correspondingly, the cylinders 25 are also arranged in a row, so that the connection strength between the first side and the second side 1.2 can be improved.

In the actual use process, the first side 24.1 of the oil tank faces the outside of the refrigerated container, based on which, in combination with fig. 9, a plurality of groups of positioning elements are further arranged outside the first side 24.1 of the shell 24, each group of positioning elements comprises two positioning edges 26 which are oppositely arranged, in combination with fig. 8, when the oil tank is assembled on the mounting structure on the refrigerated container, a waistband 29 is arranged between the positioning edges 26 of each row of positioning elements, and two ends of the waistband 29 are fixed on the second wall of the mounting structure, thus completing the assembly of the oil tank on the refrigerated container.

Further, in connection with fig. 9, the positioning members and the reinforcing holes 28 are located in the same row, and the positioning members and the reinforcing holes 3 in the same row are staggered, so that the overall structure of the housing 24 of the fuel tank can be reinforced.

Further, referring to fig. 9 and 10, the housing 24 of the present invention further has a third side 24.3 and a fourth side 24.4 opposite to each other, two ends of the first side 24.1 and two ends of the second side 24.2 are respectively connected by the third side 24.3 and the fourth side 24.4, and a plurality of positioning grooves 27 are disposed on the third side 24.3 and the fourth side 24.4, the positioning grooves 27, the positioning members and the reinforcing holes 28 are located in the same row, and two ends of the waistband 29 can correspondingly pass through the positioning grooves 27 on the third side 24.3 and the fourth side 24.4, so as to further strengthen the fixation of the fuel tank and improve the stability of the fuel tank during operation.

Referring to fig. 9, the housing 24 according to the embodiment of the present invention is generally square with a shoulder having a notch for mounting a device such as an oil pump and a filter, and for delivering fuel in the tank. While the first side 24.1 is the front of the housing 24, the second side 24.2 is the rear of the housing 24, the third side 24.3 and the fourth side 24.4 are both sides of the housing 24, the fifth side 25.5 is the top of the housing 24, and the sixth side 24.6 is the bottom of the housing 24.

Fig. 11 is a schematic top view of fig. 9, and in combination with fig. 9 and 11, a flange for installing a fuel heater, a fuel level sensor, a remote fuel level sensor, a breathing hole and a fuel level meter is sequentially arranged on a fifth side portion, wherein the fuel heater can heat fuel in a fuel tank to ensure that the fuel is not frozen in an extremely cold region, and an output end of the fuel heater is connected to a sixth side portion, so that the bottom of the fuel can be heated, and a better heating effect is achieved.

In addition, referring to fig. 2, a drain 30 is provided on the sixth side 24.6 to facilitate cleaning of the interior of the tank.

Further, in the embodiment of the present invention, rubber pads are adhered to the bottom surface of the sixth side 24.6 and the back surface of the second side 24.2 to ensure insulation between the same and the mounting frame of the refrigerated container in direct contact.

In addition, in the embodiment of the invention, the shell 24 and the cylinder 25 are made of plastic materials, and can be integrally formed by rotational molding of 10mmPE materials, and the plastic materials are low-temperature-resistant materials, have antirust performance and are light-resistant and ageing-resistant, and flanges used for connecting the plastic materials and the external structure are integrally formed by rotational molding, so that oil leakage is not easy to occur.

Referring to fig. 8, a fifth side portion of the housing 24 according to an embodiment of the present invention is further provided with a filler neck structure, and fig. 12 is a schematic structural view of the filler neck structure shown in fig. 8, and referring to fig. 1, the filler neck structure includes a filler neck assembly and a filler neck cap 31, and the filler neck cap 31 according to an embodiment of the present invention is detachably sealed at a filler neck of the filler neck assembly, and when a fuel tank needs to be filled, the filler neck cap is separated from the filler neck to fill the fuel tank.

Fig. 13 is a schematic layout view of the fuel filler cap in fig. 12, and in combination with fig. 13, the fuel filler cap structure according to the embodiment of the present invention further includes a chain 32, one end of the chain 32 is connected to the fuel filler cap 31, and the other end of the chain 32 is connected to the installation vehicle, so that the fuel filler cap separated from the fuel filler of the fuel filler assembly is not lost, and after the fuel filler is completed, the fuel filler cap can be quickly sealed at the fuel filler of the fuel filler assembly, so as to avoid affecting fuel filler efficiency.

In the embodiment of the present invention, one end of the chain 32 may be fixed to the filler cap 31 by welding, or may be detachably connected to the filler cap 31.

Referring to fig. 13, in the embodiment of the present invention, a mounting hole is formed in the middle of the fuel filler cap 31, and the fuel filler structure further includes a connection post 33, the connection post 33 is fixedly disposed in the mounting hole, one end of the connection post 33 extends out of the mounting hole, one end of the connection post 33 is located at a side of the fuel filler cap 31 facing away from the fuel filler assembly, and one end of the chain 32 is connected to one end of the connection post 33.

Further, in connection with fig. 13, a first positioning block 34 and a second positioning block 35 may be disposed at one end of the connection post 33 in the embodiment of the present invention, where the first positioning block 34 and the second positioning block 35 are sequentially disposed toward the filler cap 31, and one end of the chain 32 is connected to the connection post 33 between the first positioning block 34 and the second positioning block 35, so that the assembly of the chain 32 and the filler cap 31 can be achieved.

In the embodiment of the present invention, the first positioning block 34 and the second positioning block 35 are preferably assembled on the connecting post 33 by welding, so that the first positioning block 34 and the second positioning block 35 are prevented from being separated from the connecting post 33 during use, and the chain 32 is prevented from being separated.

In the embodiment of the present invention, the other end of the chain 32 is preferably attached to the tank mounting frame 1 or the like, which is not limited thereto.

Referring to fig. 2, in the embodiment of the present invention, the other end of the connecting post 33 is located at the side of the filler cap 31 facing the filler assembly, the other end of the connecting post 33 is provided with a third positioning block 36, a sealing gasket 37 and a positioning plate 38 are disposed between the third positioning block 36 and the filler cap 31, the sealing gasket 37 and the positioning plate 38 are sequentially disposed in a direction away from the filler cap 31, and when the filler cap 31 seals the filler of the filler assembly, the sealing gasket 37 can prevent fuel leakage.

In the embodiment of the present invention, the third positioning block 36 may be assembled on the connecting post 33 in a threaded connection manner, so as to facilitate the assembly of each positioning block, the sealing gasket and the positioning plate on the filler cap 31.

Referring to fig. 12, the fuel filler assembly according to the embodiment of the present invention may include a double-ended nut 39, one end of the double-ended nut 39 is connected to the fuel tank through a flange 40, the other end of the double-ended nut 39 is a fuel filler of the fuel filler assembly, and a fuel filler cap 31 is screwed to the other end of the double-ended nut 39, so that fuel can be filled into the fuel tank through a screw hole in the double-ended nut.

In the prior art, the oil tank filler port assembly is made of crushed aggregates, so that the oil tank filler port assembly is easy to damage and age, and the double-headed nut provided by the embodiment of the invention is made of iron, so that the oil tank filler port assembly is more reliable and durable.

Referring to fig. 1, the mounting seat 40 in the embodiment of the present invention includes a mounting cylinder 40.1, one end of the double-ended nut 39 is screwed into one end of the mounting cylinder 40.1, and the other end of the mounting cylinder 40.1 is provided with a connection flange 40.2 extending along the radial direction of the mounting cylinder 40.1, and the connection flange 40.2 is fixedly connected to the oil tank, so as to realize the assembly of the double-ended nut 39 on the oil tank.

In the embodiment of the present invention, the connection flange 40.2 may be fixedly connected to the fuel tank by welding or screw connection, which is not limited in the embodiment of the present invention.

In order to prevent the fuel filler structure from being damaged by the outside, in connection with fig. 12, the embodiment of the present invention further includes a protection cover 41, and the protection cover 41 may cover the fuel filler cap 31 to protect the fuel filler cap 31.

Fig. 14 is a schematic view illustrating the installation of the protective cover in fig. 12, fig. 15 is a schematic view illustrating the top view of fig. 14, and in combination with fig. 8, 12, 14 and 15, the middle portion of the double nut 39 of the present invention is fixed through the tank cover 9, and the protective cover 41 is rotatably connected to the tank cover 9, so that the protective cover 41 can be removed when oil is required to be filled through the oil filling port of the tank.

Referring to fig. 14 and 15, the embodiment of the present invention further includes a first support 42, a first connecting plate 43, a second connecting plate 44, and a second support 45, where the first support 42 and the second support 45 are fixedly disposed on the tank cover 9 on two sides of the double-headed nut 39, respectively, one end of the first connecting plate 43 is rotatably disposed on the first support 42, the other end of the first connecting plate 43 is fixedly connected to the protection cover 41, one end of the second connecting plate 44 is detachably connected to the second support 45, and the other end of the second connecting plate 44 is fixedly connected to the protection cover 39. When the oil is filled through the oil filling port of the oil tank, one end of the second connecting plate 44 can be detached from the second support 45, and the protective cover 39 can be turned over by force, so that the oil tank is convenient and quick.

Further, the first support 42 according to the embodiment of the present invention may include two oppositely disposed plates, one end of the first connecting plate 43 is rotatably connected between the two plates through a rotation shaft, and the second support 45 may be an L-shaped plate, one ends of the L-shaped plate and the second connecting plate 44 are provided with locking holes, and the locking holes of the L-shaped plate and one end of the second connecting plate 44 may be in the form of a latch or a lock, so as to detachably connect one end of the second connecting plate 44 and the second support 45.

Referring to fig. 12, a support plate 46 may be disposed in the cylinder 40.1 according to the embodiment of the present invention, a through hole is disposed in the middle of the support plate 46, the support plate 46 divides the cylinder 40.1 into a first cylinder and a second cylinder, one end of the double-headed nut 39 is connected in the first cylinder, and the embodiment of the present invention may further include a filter cartridge 47, one end of the filter cartridge 47 is radially provided with a first turning plate 48, the first turning plate 48 is disposed between one end of the double-headed nut 39 and the support plate 46, a grid-shaped filter hole is disposed on the cylinder of the filter cartridge 47, a filter cover 49 is disposed at the other end of the filter cartridge 47, and the filter cover 49 is disposed to filter impurities in the fuel oil, thereby improving the fuel quality.

The following examples are given for the purpose of illustration of the present invention and are not to be construed as limiting the invention in any way, but are intended to be within the scope of the invention as defined by the appended claims.

Claims (7)

1. The utility model provides a refrigerated container, its characterized in that, refrigerated container includes box, oil tank, be provided with oil tank mounting structure in the box, oil tank mounting structure includes mounting frame (1), baffle (2), first wall body (3), second wall body (4), shrouding (5), bottom plate (6) and sealing door (7), wherein:

the partition board (2) is fixedly arranged in the middle of one side of the installation frame (1), and the partition board (2) divides the installation frame (1) into an upper part and a lower part;

the first wall body (3) is arranged opposite to the upper part of the mounting frame (1), and the first wall body (3) is connected with the upper part of the mounting frame (1) through the partition board (2);

the second wall body (4) and the lower part of the mounting frame (1) are oppositely arranged, the upper end of the second wall body (4) is connected to the bottom of the partition board (2), the lower end of the second wall body (4) and the lower end of the mounting frame (1) are connected through the bottom plate (6), and two sides of the second wall body (4) and two sides of the mounting frame (1) are respectively connected through the sealing plate (5);

the sealing door (7) can seal the lower part of the mounting frame (1) in an openable way;

the second wall body (3), the partition board (2), the bottom board (6), the sealing plate (5) and the sealing door (7) when being closed enclose a closed cavity, and the oil tank is arranged in the closed cavity;

the first wall body (3), the sealing plate (6), the bottom plate (5) and the sealing door (7) are all heat-insulating plates;

the oil tank comprises a shell (24), wherein the shell (24) is provided with a first side part (24.1) and a second side part (24.2) which are opposite, the first side part (24.1) and the second side part (24.2) of the shell (24) are connected through a plurality of cylinders (25), and the diameter of each cylinder (25) is gradually reduced along the direction from the first side part (24.1) to the second side part (24.2);

the outside of the first side part (24.1) of the shell (24) is also provided with a plurality of groups of positioning elements which are arranged in rows, and each group of positioning elements comprises two positioning edges (26) which are oppositely arranged;

the housing (24) further has opposite third (24.3) and fourth (24.4) side portions, the ends of the first (24.1) and second (24.2) side portions being connected by the third (24.3) and fourth (24.4) side portions, respectively;

the third side part (24.3) and the fourth side part (24.4) are respectively provided with a plurality of positioning grooves (27), and the positioning grooves (27) and the positioning pieces are positioned in the same row;

the top of the shell (24) is provided with a fuel filler structure, the fuel filler structure comprises a fuel filler assembly, a fuel filler cap (31) and a chain (32), the fuel filler cap (31) is detachably and hermetically arranged at the fuel filler of the fuel filler assembly, one end of the chain (32) is connected to the fuel filler cap (31), and the other end of the chain (32) is connected to a fuel tank mounting structure;

the middle part of the oil filler cap (31) is provided with a mounting hole, the oil filler structure further comprises a connecting column (33), the connecting column (33) is fixedly arranged in the mounting hole, one end of the connecting column (33) extends out of the mounting hole, one end of the connecting column (33) is positioned at one side of the oil filler cap (31) opposite to the oil filler assembly, and one end of the chain (32) is connected to one end of the connecting column (33); a first positioning block (34) and a second positioning block (35) are arranged at one end of the connecting column (33), the first positioning block (34) and the second positioning block (35) are sequentially arranged towards the oil filler cap (31), one end of the chain (32) is connected to the connecting column (33) between the first positioning block (34) and the second positioning block (35), the other end of the connecting column (33) is positioned at one side of the oil filler cap (31) towards the oil filler assembly, a third positioning block (36) is arranged at the other end of the connecting column (33), a sealing gasket (37) and a positioning plate (38) are arranged between the third positioning block (36) and the oil filler cap (31), and the sealing gasket (37) and the positioning plate (38) are sequentially arranged in a direction away from the oil filler cap (31), when the oil filler cap (31) seals the oil filler cap assembly, the sealing gasket (37) prevents fuel leakage;

the oil filler assembly comprises a double-ended nut (39), one end of the double-ended nut (39) is connected to the oil tank through a flange (40), the other end of the double-ended nut (39) is an oil filler of the oil filler assembly, the oil filler cap (31) is in threaded connection with the other end of the double-ended nut (39), and fuel is canned into the oil tank through a screw hole in the double-ended nut (39);

the fuel filler cover also comprises a protective cover (41), wherein the protective cover (41) covers the fuel filler cover (31);

still include first support (42), first connecting plate (43), second connecting plate (44) and second support (45), first support (42) with second support (45) are fixed respectively to be set up on oil tank apron (9) of double-end nut (39) both sides, the one end of first connecting plate (43) rotationally sets up on first support (42), the other end fixed connection of first connecting plate (43) is in on protection casing (41), the one end detachably of second connecting plate (44) is connected on second support (45), the other end fixed connection of second connecting plate (44) is in on protection casing (39).

2. Refrigerated container according to claim 1, characterized in that the second wall (4) divides the partition (2) into a first partition (2.1) and a second partition (2.2), wherein:

the first partition board (2.1) is arranged between the mounting frame (1) and the second wall body (4), and an openable oil tank cover board (9) is arranged on the first partition board (2.1);

the second partition board (2.2) is arranged between the first wall body (3) and the second wall body (4), and the second partition board (2.2) is an insulation board.

3. Refrigerated container according to claim 1, characterized in that the sealing doors (7) are provided with two opposite sealing doors, the opposite ends of the two sealing doors (7) being both rotatably connected to the mounting frame (1), the opposite ends of the two sealing doors (7) being operatively arranged to be opened.

4. A refrigerated container according to claim 3, characterized in that each of the sealing doors (7) is provided with a locking bar (11) vertically on the side facing away from the second wall (4), both ends of the locking bar (11) being detachably connected to the partition (2) and the floor (6).

5. Refrigerated container according to claim 4, characterized in that the partition plate (2) and the bottom plate (6) are provided with locking seats (12) on one side facing away from the second wall (4), the locking seats (12) and the locking rods (11) are correspondingly arranged, the locking seats (12) are vertically provided with slots (13), the openings of the slots (13) are arranged facing away from the second wall (4), the top and the bottom of the locking seats (12) are provided with limiting grooves (14), and one side of the groove bottom of the limiting grooves (14) is communicated with the slots (13);

the utility model discloses a locking seat, including slot (13), locking rod (11), locating piece (16) at the top of locking piece (15), locking piece (15) all are provided with locking piece (15) both ends, locking piece (15) rotationally set up in slot (13), locking piece (15) can follow the opening part of slot (13) is taken out, the top of locking piece (15) and the lateral part at top all are provided with locating piece (16), locating piece (16) at the top of locking piece (15) rotationally set up in spacing groove (14) at locking seat (15) top, locating piece (16) at the bottom of locking piece (15) rotationally set up in spacing groove (14) at locking seat (12) bottom.

6. Refrigerated container according to claim 5, characterized in that the sealing door (7) is provided with a row of limit stops (19) vertically on the side facing away from the second wall (4), the locking lever (11) being rotatable through the row of limit stops (19);

the sealing door (7) is further provided with a handle (20) on one side, facing away from the second wall body (4), of the sealing door (7), the middle part of the handle (20) is detachably connected with the sealing door (7), one end of the handle (20) is fixedly connected with the locking rod (11), and the other end of the handle (20) extends in a direction away from the locking rod (11).

7. Refrigerated container according to claim 1, characterized in that the exterior of the first side (24.1) of the housing (24) is further provided with a plurality of sets of positioning elements, arranged in rows, each set comprising two oppositely arranged positioning ribs (26);

the housing (24) further has opposite third (24.3) and fourth (24.4) side portions, the ends of the first (24.1) and second (24.2) side portions being connected by the third (24.3) and fourth (24.4) side portions, respectively;

the third side part (24.3) and the fourth side part (24.4) are respectively provided with a plurality of positioning grooves (27), and the positioning grooves (27) and the positioning pieces are positioned in the same row.