CN217402928U - Refrigerated container - Google Patents

Abstract

The utility model discloses a refrigerated container, which comprises a box body, a refrigerator and a fuel tank which are arranged in the box body, wherein a mounting opening is formed on a fuel shell of the fuel tank, an integrated piece is detachably connected on the mounting opening, and a fuel supply component and a detection component are formed on the integrated piece; the oil supply assembly comprises an oil supply pipe, an oil return pipe and a breathing pipe which extend into the fuel oil shell, and a filter piece is arranged at one end of the oil supply pipe, which extends into the accommodating cavity; detection component includes level sensor, level sensor extends to in the fuel shell for detect the liquid level height in the fuel shell, fuel feeding pipe subassembly and detection component are integrated on integrated piece jointly, have effectively reduced the opening quantity on the box, reduce the hidden danger of revealing, detection component can satisfy that operating personnel makes things convenient for and observes the fuel position in real time, avoids because the refrigerated container abnormal operation that causes such as the fuel is not enough, leads to the impaired scheduling problem of goods placed in it.

Description

Refrigerated container

Technical Field

The utility model belongs to the technical field of transportation equipment, specifically speaking relates to a refrigerated container.

Background

With the continuous development of the transportation industry, containers do not need to be replaced in the transportation process due to the loading, unloading and transportation standardization of the containers, and are suitable for various transportation modes, wherein the refrigerated container is a special container which has good heat insulation, can maintain a certain low-temperature requirement, and is suitable for the transportation and storage of various perishable foods.

The refrigerated container that uses diesel and electric land transportation unit need be equipped with the fuel tank, for looking over the fuel liquid level in real time, generally need install mechanical type oil meter or transparent liquid level pipe on the fuel tank, oil meter and transparent liquid pipe need operating personnel to open can observe behind the box shell or even the heat preservation, and this observation that just makes the liquid level is timely and convenient inadequately.

In addition, although the fuel tank is positioned in the heat insulation layer, if the refrigerated container with the diesel electric cooler is positioned in an extremely cold climate region for a long time, when the fuel supply pipe supplies fuel to the diesel electric cooler, the fuel has the hidden danger of wax deposition, thereby influencing the normal work of the diesel driven cooler; if low grade diesel oil is used, the oil consumption cost will be greatly increased.

In addition, in the existing refrigerated container, an oil supply pipe joint, an oil return pipe joint, a breathing pipe joint and an electronic liquid level sensor on a fuel tank are dispersedly installed, for example, patent No. CN209536028U, which is named as a fuel tank and a patent document of a refrigerated container, the fuel tank has more openings and larger hidden danger of fuel leakage, and each joint needs to be connected and fixed with an insert which is generally made of special materials and is required to be corrosion-resistant and have good heat conductivity, so the material price is higher; the insert also needs to be machined before being embedded on the plastic oil tank, such as tapping a threaded hole and milling a special structure; in addition, the dispersion of the inserts also affects the mold opening cost of the plastic oil tank, so that the material cost and the manufacturing cost are higher, and the economic benefit is poorer.

Disclosure of Invention

An object of the utility model is to provide a refrigerated container to improve the temperature in its fuel tank, ensure that the refrigerating capacity of refrigerated container internal cooling machine is stable, reduce the fuel tank surface oil leak condition and can in time survey the fuel surplus, guarantee refrigerated container steady operation.

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

a refrigerated container, comprising:

the refrigerator comprises a box body, a door body and a door body, wherein an installation inner cavity and a refrigeration inner cavity are formed in the box body;

the cold machine is arranged in the installation inner cavity and used for conveying cold air into the cold storage inner cavity;

the fuel tank is arranged in the installation inner cavity and is connected with the cold machine, an installation opening is formed in a fuel shell of the fuel tank, an integrated piece is detachably connected to the installation opening, and a fuel supply assembly and a detection assembly are formed on the integrated piece; the oil supply assembly comprises an oil supply pipe, an oil return pipe and a breathing pipe which extend into the fuel oil shell, and a filter element is arranged at one end of the oil supply pipe, which extends into the accommodating cavity; the detection assembly comprises a liquid level sensor, and the liquid level sensor extends into the fuel oil shell and is used for detecting the liquid level height in the fuel oil shell.

In some embodiments of the present application, a heat insulation member is further disposed in the installation inner cavity, a heat insulation separation cavity is formed in the heat insulation member, and the fuel tank is disposed in the heat insulation separation cavity; the tank body top is formed with the oiling mouth, the oiling mouth extends to keep warm and separates the chamber outside, can dismantle on the oiling mouth and be provided with the fuel tank cap, the bottom half is provided with and extends to keep warm and separate the outer oil drain port of chamber.

In some embodiments of this application, still be provided with oil pump and oil water separator in the heat preservation compartment, the oil pump respectively with cold machine and the fuel tank is connected for go into with the fuel pump in the fuel tank in the cold machine, oil water separator sets up the oil pump with between the fuel tank.

In some embodiments of the present application, a heating assembly is further disposed on the integrated member, and the heating assembly includes a heating sheet extending into the accommodating cavity, and the heating sheet is connected to a heating switch for controlling the heating sheet to be turned on or off.

In some embodiments of the present application, a protection section of thick bamboo still is provided with on the integrated piece, supply oil pipe, return oil pipe, respiratory tube, level sensor and the heating plate all sets up in a protection section of thick bamboo.

In some embodiments of the present application, the end of the protective cartridge extending into the receiving cavity is an open structure, and the filter element is mounted to the end of the protective cartridge.

In some embodiments of the present application, the sensor is a reed switch sensor.

In some embodiments of the present application, the level sensor is connected to a display, the display including a display instrument disposed outside the tank.

In some embodiments of the present application, the level sensor is further connected to the monitoring platform through a remote module, which is located in the box body, for facilitating remote monitoring of the real-time liquid level by an operator.

In some embodiments of the application, a plurality of limiting parts are formed at intervals on the periphery of the mounting port, a plurality of locking parts matched with the limiting parts are arranged on the periphery of the integrated piece, and the integrated piece is detachably connected with the mounting port through the connection of the locking parts and the limiting parts.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

the application relates to a refrigerated container, its fuel tank, oil pump and oil water separator all set up in the heat preservation, have blockked the heat exchange of oil pump, fuel tank and external environment in addition, are provided with heating element in the fuel tank, heat up to the inside fuel of fuel tank, and the effectual fuel that prevents wax precipitation ensures that refrigerated container's cold machine can normally work in extremely cold area.

The single mounting opening is formed in the shell of the fuel tank, and the oil supply assembly and the detection assembly are integrated on one integrated piece, so that the number of openings in the tank body is effectively reduced, the hidden danger of leakage is reduced, and the processing and manufacturing cost of installing a plurality of inserts on the fuel tank is reduced;

the detection assembly can meet the requirement that an operator can observe the position of fuel oil conveniently in real time, and the problem that goods placed in the refrigerated container are damaged due to abnormal operation of the refrigerated container caused by insufficient fuel oil and the like is solved.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

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

FIG. 2 is a front view of an embodiment of a fuel tank;

FIG. 3 is a top view of an embodiment of a fuel tank

FIG. 4 is a schematic illustration of the position of the heating element on the manifold;

FIG. 5 is a schematic view of the connection location of the detection assembly on the manifold;

FIG. 6 is a schematic view of a mounting port in the fuel tank;

FIG. 7 is a schematic view of the oil supply assembly and the manifold construction;

FIG. 8 is one of the schematic circuit connections for the level sensor;

FIG. 9 is a second schematic diagram of the fluid level sensor circuit connection;

in the figure, the position of the first and second end faces,

100. a fuel tank; 110. an installation port; 111. a limiting part; 120. an oil discharge port; 130. an oil filling port; 140. A fuel tank cap;

200. an integrated piece; 210. a locking portion; 220. a protective barrel; 221. a filter member;

300. an oil supply assembly; 310. an oil supply pipe; 320. an oil return pipe; 330. a breathing tube;

400. a heating plate;

500. a detection component; 510. a guide portion; 520. a float; 530. a detection unit;

600. a remote module;

700. a box body; 710. a refrigerator; 720. a storage battery; 730. a heat preservation member; 731. an oil pump; 732. an oil-water separator.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

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

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically coupled, may be directly coupled, or may be indirectly coupled through an intermediary. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

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

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.

As shown in fig. 1, the present application provides a refrigerated container, which includes a box body 700, wherein the box body 700 is divided into an installation cavity and a refrigerated cavity; the installation cavity is internally provided with working components such as a cold machine 710, a fuel tank 100, a heat preservation piece 730 and the like, the fuel tank 100 is arranged in the heat preservation piece 730, in addition, an oil pump 731 and an oil-water separator 732 are further arranged in the heat preservation piece 730, the fuel tank 100 is connected with the cold machine 710 through the oil-water separator 732 and the oil pump 731, fuel oil in the fuel tank 100 is conveyed into the cold machine 710 through the oil pump 731 and used for refrigerating the cold machine 710, low-temperature gas is conveyed into the refrigerating cavity and used for placing goods to be transported, and the low-temperature gas provides a low-temperature environment for the refrigerating cavity so as to ensure the quality of the goods to be transported.

Specifically, as shown in fig. 2 and 3, a mounting opening 110 is formed on a fuel shell of the fuel tank 100, a manifold 200 is detachably connected to the mounting opening 110, a fuel supply pipe 310 assembly and a detection assembly 500 are formed on the manifold 200, and the fuel supply assembly 300 and the detection assembly 500 are connected and assembled with the whole fuel shell through the assembly connection of the manifold 200 and the mounting opening 110.

As shown in fig. 4-7, the fuel supply assembly 300 includes a fuel supply pipe 310, a fuel return pipe 320 and a breather pipe 330 extending into the fuel casing, wherein the fuel inlet end of the fuel supply pipe 310 extends to the bottom of the fuel casing to facilitate greater output of fuel from the fuel casing.

The end of the oil return pipe 320 extending into the fuel tank 100 is short, and is mainly used for conveying the fuel which is not completely used and is output by the oil supply pipe 310 back into the fuel oil shell, and the breather pipe 330 is used for balancing the pressure inside and outside the fuel oil shell during the oil filling and using processes, so that the pressure balance is ensured.

Further, in order to prevent the intake of foreign substances deposited on the bottom of the fuel shell, the bottom of the fuel supply pipe 310 is provided with a filter 221, and the filtered fuel is supplied to an external device through the fuel supply pipe 310.

Wherein, the top of the fuel oil shell is formed with the oil filling opening 130, the oil filling opening 130 extends from the fuel oil shell to the outer side of the heat preservation member 730, and the oil tank cover 140 is detachably arranged on the oil filling opening, so that oil can be filled into the fuel oil shell conveniently.

The bottom of the fuel casing is provided with an oil drain port 120 extending out of the heat insulating member 730 for discharging the residual fuel.

The detection assembly 500 includes a liquid level sensor attached to the manifold 200 and extending into the fuel tank 100 for detecting the liquid level within the fuel tank 100.

In order to display the liquid level detected by the liquid level sensor to an operator and facilitate the operator to observe in time, the integrated component 200 is externally connected with a display component, and the display component is connected with the liquid level sensor and used for displaying the liquid level in the fuel tank 100.

The display member includes a display gauge disposed outside the thermal insulating member 730, and preferably, the display gauge is disposed near the filling port 130 to facilitate an operator to observe the fuel level in the fuel tank 100 at any time during filling.

Referring to fig. 8 and 9, in order to satisfy the remote check of the liquid level in the fuel tank 100, the liquid level sensor is further connected with the monitoring platform through the remote module 600, so that the real-time liquid level can be remotely monitored by an operator conveniently, the monitoring platform is provided with a low oil level and a high oil level alarm function in advance, and when the oil level is low or the oil level is high in the oil injection process in the use process, the alarm can be sent out to remind, so that the safety is improved.

As shown in fig. 8, the liquid level sensor is connected in parallel with the monitoring platform and the display instrument 150 at the same time, so as to realize the simultaneous display of the display instrument 150 and the monitoring platform.

As shown in fig. 9, level sensor can also be connected with display instrument 150 and monitor platform respectively through single-pole double-throw, and when not refueling, level sensor is connected with monitor platform, detects the oil level through monitor platform, when operating personnel need refuel in the fuel tank, for the convenience of observing the oil level change of refueling in-process, level sensor switches to and is connected with display instrument 150.

The display instrument 150 or the monitoring platform is selected and connected according to the actual installation environment, the universality is stronger, the signal transmission and connection relationship among the liquid level sensor, the display instrument 150 and the monitoring platform is the prior art, the design key point of the application is omitted, and the detailed description is omitted.

The sensor of the detection component 500 is a magnetic reed tube type sensor, the magnetic reed tube type sensor is a sensor which detects the height of the oil level of the oil tank by using the principle that the float bowl moves along with the oil level and the magnetic field generated by the magnet in the float bowl controls the on-off of the reed tube, converting the change of the detected oil level into a resistance voltage signal to be output and connecting the resistance voltage signal with an instrument.

In other embodiments of the present application, the sensing assembly 500 includes a guide portion 510 movably coupled to the integrated portion, a float 520 movably coupled to the guide portion 510, and a sensing portion 530 disposed at a bottom of the fuel tank 100, the float 520 and the sensing portion 530 respectively functioning as two poles of a resistor, and fuel between the float 520 and the sensing portion 530 functioning as a resistor; the float 520 moves up and down along the guide portion 510 according to the change of the fuel level in the fuel housing, and the height difference between the float 520 and the detection portion 530 changes, so that the resistance value between the float 520 and the detection portion changes, and the change of the fuel level in the fuel housing is obtained.

Of course, the above only provides two implementations of the detecting assembly 500, and the detecting assembly may also be other monitoring devices capable of detecting the fuel level, which is not exhaustive here.

In other embodiments of the application, in order to avoid waxing of fuel in a low-temperature environment and affecting use, the manifold 200 is further provided with a heating assembly, the heating assembly comprises a heating sheet 400 extending into the fuel tank 100, the heating sheet 400 is located at the bottom of the fuel tank 100, and the manifold 200 is connected with a heating switch which is connected with the heating sheet 400 and used for controlling the heating sheet 400 to be turned on or off.

Preferably, the heating plate 400 is the PTC heating plate 400, and is disposed at the bottom of the oil supply pipe 310, which has the advantages of low thermal resistance and high heat exchange efficiency, and by disposing the PTC heating plate 400, the passing resistance and current change according to actual requirements at low temperature, thereby ensuring that the fuel oil in the oil supply pipe 310 achieves a significant effect of temperature increase during the transportation process.

The storage battery 720 is also arranged in the box body 700 of the refrigerated container, and the storage battery 720 is connected with the electric components such as the remote module 600, the display instrument, the refrigerator 710 and the like to provide electric energy for the electric components.

The heating means ensures that the fuel in the fuel supply line 310 is at a temperature suitable for normal start-up and operation of the diesel engine in the diesel motor cooler 710. Meanwhile, high-grade diesel can be used, and the fuel consumption cost can be greatly reduced under the condition that the diesel engine is used for driving the diesel electric cooler 710 to work for a long time.

The oil supply assembly 300, the detection assembly 500 and the heating assembly are all arranged on the integrated assembly 200, so that the structure of a fuel oil shell is greatly simplified, the opening on the fuel tank 100 is greatly reduced, and the hidden danger of fuel oil leakage is correspondingly reduced.

In other embodiments of the present application, the integrated component 200 is further provided with a protective cylinder 220, the oil supply pipe 310, the oil return pipe 320, the breathing pipe 330, the liquid level sensor and the heating plate 400 are all disposed in the protective cylinder 220, the end of the protective cylinder 220 extends into the bottom of the fuel casing, the end of the protective cylinder 220 is of an open structure, the filter element 221 is mounted at the end of the protective cylinder 220, and a plurality of filtering holes are formed in the filter element 221 for filtering impurities.

The integrated part is detachably connected with the mounting opening 110, specifically, a plurality of limiting parts 111 are formed at the periphery of the mounting opening 110 at intervals, limiting openings are formed on the limiting parts 111, mounting gaps are formed between the adjacent limiting parts 111, and a plurality of locking parts 210 matched with the limiting parts 111 are arranged at the periphery of the integrated part 200.

During installation, the locking part 210 moves downwards from the installation gap, and then the integrated part is rotated, so that the locking part 210 is positioned in the limiting opening of the limiting part 111, and the integrated part 200 is detachably connected with the installation opening 110 through the connection of the locking part 210 and the limiting part 111.

According to the connection mode, the bolt connection is not needed, the cost is saved, and meanwhile, the hidden danger that the use of the liquid level sensor is influenced because an operator carelessly loses the bolt when the liquid level sensor is replaced or overhauled due to the bolt connection is avoided.

In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above embodiments of the present invention are only examples, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also intended to be covered by the scope of the present invention.

Claims (10)

1. A refrigerated container, comprising:

the refrigerator comprises a box body, a door body and a door body, wherein an installation inner cavity and a refrigeration inner cavity are formed in the box body;

the cold machine is arranged in the installation inner cavity and used for conveying cold air into the cold storage inner cavity;

the fuel tank is arranged in the installation inner cavity and is connected with the cold machine, an installation opening is formed in a fuel shell of the fuel tank, an integrated piece is detachably connected to the installation opening, and a fuel supply assembly and a detection assembly are formed on the integrated piece; the fuel supply assembly comprises a fuel supply pipe, an oil return pipe and a breathing pipe which extend into the fuel oil shell, and a filter element is arranged at one end of the fuel supply pipe, which extends into the accommodating inner cavity of the fuel tank; the detection assembly comprises a liquid level sensor, and the liquid level sensor extends into the fuel oil shell and is used for detecting the liquid level height in the fuel oil shell.

2. A refrigerated container as claimed in claim 1,

a heat insulation piece is further arranged in the installation inner cavity, a heat insulation separation cavity is formed in the heat insulation piece, and the fuel tank is arranged in the heat insulation separation cavity; the tank body top is formed with the oiling mouth, the oiling mouth extends to keep warm and separates the chamber outside, can dismantle on the oiling mouth and be provided with the fuel tank cap, the bottom half is provided with and extends to keep warm and separate the outer oil drain port of chamber.

3. A refrigerated container as claimed in claim 2,

still be provided with oil pump and oil water separator in the heat preservation compartment, the oil pump respectively with cold machine and the fuel tank is connected for go into with the fuel pump of fuel tank in the cold machine, oil water separator sets up the oil pump with between the fuel tank.

4. A refrigerated container as claimed in claim 1,

still be provided with heating element on the integrated piece, it is including extending to hold the heating plate of intracavity, the heating plate is connected heating switch for control the switching on or off of heating plate.

5. A refrigerated container as claimed in claim 4,

the integrated piece is further provided with a protection cylinder, and the oil supply pipe, the oil return pipe, the breathing pipe, the liquid level sensor and the heating sheet are all arranged in the protection cylinder.

6. A refrigerated container as claimed in claim 5,

the tail end of the protection cylinder extending into the accommodating inner cavity is of an open structure, and the filter piece is installed at the tail end of the protection cylinder.

7. A refrigerated container as claimed in claim 1,

the sensor is a magnetic reed type sensor.

8. A refrigerated container as claimed in claim 1,

the liquid level sensor is connected with a display part, and the display part comprises a display instrument which is arranged outside the box body.

9. A refrigerated container as claimed in claim 8,

the liquid level sensor is further connected with the monitoring platform through a remote module, and the remote module is located in the box body and used for facilitating remote monitoring of the real-time liquid level of an operator.

10. A refrigerated container as claimed in claim 1,

the integrated part is characterized in that a plurality of limiting parts are formed at the periphery of the mounting port at intervals, a plurality of locking parts matched with the limiting parts are arranged at the periphery of the integrated part, and the integrated part is detachably connected with the mounting port through the connection of the locking parts and the limiting parts.

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