Refrigeration and heat preservation cabin and refrigeration and heat preservation system for automobile

Abstract

The utility model provides a refrigeration heat preservation cabin and a refrigeration heat preservation system for an automobile, and relates to the technical field of mechanical equipment, the refrigeration heat preservation cabin comprises a storage box with an inner cavity, the front side of the storage box is provided with a window communicated with the inner cavity in the storage box, the front side of the storage box is provided with a box cover for controlling the window to be opened and closed, and the bottom side of the storage box is provided with an air conditioner air outlet. The side walls of the two sides of the window of the storage box are each provided with an air tunnel used for communicating with the ventilation duct. Cold and hot air of an air conditioner passes through the storage box to heat or cool articles in the storage box, so that the cost is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical equipment, in particular to a refrigerated and heat-insulated cabin for automobiles and a refrigerated and heat-insulated system. Background Art

[0002] With the development of tractor technology, drivers have higher and higher requirements for the comfort of tractor cabs; when working in the sweltering summer, an ice-cold mineral water is needed to quench thirst and cool down, improving the body's comfort, and when working in the cold winter, a warm mineral water is needed to quench thirst and keep warm, improving the body's comfort. At present, tractors with on-vehicle refrigerators on the market use a semiconductor refrigerator for the refrigeration and heating principle of the on-vehicle refrigerator, which is also known as an electronic refrigerator, and it is different from other refrigerator products that use compressors. The electronic semiconductor on-vehicle refrigerator uses a P-N junction formed by special semiconductor materials to form a thermocouple pair, and uses the Peltier principle through a relatively small semiconductor chip. When a direct current circuit passes through the circuit composed of two different conductors, heat is released at the metal sheet joints of the nodes, and the ultimate goal of refrigeration and heating is achieved through different current flow directions.

[0003] The applicant of the present invention has found that the existing device has at least the following technical problems: the refrigeration and heating power is small, resulting in a slow cooling and heating rate inside the on-vehicle refrigerator, and the cost is relatively high. Summary of the Utility Model

[0004] The purpose of the present invention is to provide a refrigerated and heat-insulated cabin for automobiles and a refrigerated and heat-insulated system to solve the technical problem of high cost in the existing technology.

[0005] To solve the above problems, the refrigerated and heat-insulated cabin for automobiles and the refrigerated and heat-insulated system involved in the present invention adopt the following technical solutions:

[0006] A refrigerated and heat-insulated cabin for automobiles provided by the present invention includes a storage box with an inner cavity. A window communicating with the inner cavity is opened on the front side of the storage box, and a box cover for controlling the opening and closing of the window is installed on the front side of the storage box. An air-conditioning air outlet is arranged on the bottom side of the storage box, and air holes for communicating with a ventilation duct are respectively opened on the side walls of both sides of the window of the storage box.

[0007] Preferably, an air volume adjusting device for adjusting the air volume of the air-conditioning air outlet is arranged on the air-conditioning air outlet.

[0008] A refrigerated and heat-insulated system provided by the present invention includes an automobile air-conditioning system and a refrigerated and heat-insulated cabin for automobiles. One air hole of the refrigerated and heat-insulated cabin is connected to the automobile air-conditioning system through a first air duct, and the other air hole of the refrigerated and heat-insulated cabin is connected to a second air duct. An air-conditioning air outlet and a defrosting air outlet are opened on the second air duct.

[0009] Preferably, it further includes a third air duct communicating with the automotive air conditioning system, and an air conditioning air outlet and a defrosting air outlet are provided on the third air duct.

[0010] The beneficial effects of the present utility model are as follows:

[0011] A refrigerated and insulated cabin for an automobile provided by the present utility model is installed on the cockpit. Different from the prior art, it includes a storage box with an inner cavity. A window communicating with the inner cavity is provided on the front side of the storage box, and a box cover for controlling the opening and closing of the window is installed on the front side of the storage box. An air conditioning air outlet is provided on the bottom side of the storage box. Air holes for communicating with the ventilation duct are respectively provided on the two side walls of the window of the storage box. The air holes are used to be cooperatively communicated with the air supply duct of the automotive air conditioning system, so that the air blown into the cockpit needs to pass through the storage box before being blown out. This device utilizes the original air conditioning system and does not require additional heating and cooling equipment, effectively reducing costs. Description of the Drawings

[0012] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required to be used in the embodiments will be briefly introduced below:

[0013] Figure 1 It is a schematic structural diagram of a refrigerated and insulated cabin for an automobile;

[0014] Figure 2 It is an axonometric view of the structure of the refrigerated and insulated system;

[0015] Figure 3 For Figure 2 top view;

[0016] Figure 4 It is a schematic structural diagram of the air conditioning system.

[0017] In the figure: 1, storage box; 2, air hole; 3, box cover; 4, air conditioning air outlet; 5, automotive air conditioning system; 6, first air duct; 7, second air duct; 8, third air duct; 9, defrosting air outlet; 11, compressor; 12, condenser; 13, expansion valve; 14, evaporator; 15, water pump; 16, engine; 17, electric water valve; 18, heater core; 19, blower. Detailed Embodiments

[0018] In order to make the technical objectives, technical solutions and beneficial effects of the present utility model clearer, the technical solutions of the present utility model will be further described below with reference to the drawings and specific embodiments.

[0019] A refrigerated insulation compartment for automobiles provided by the present utility model, as shown in the figure, is used to be installed in the cockpit and connected to the air duct of the automobile air-conditioning system 5. The cold and hot air supplied by the automobile air-conditioning system 5 to the air duct is utilized to realize the temperature adjustment of the items in the refrigerated insulation compartment connected thereto. Specifically, the refrigerated insulation compartment includes a storage box 1 with an inner cavity. A window communicating with the inner cavity is provided on the front side of the storage box 1, and a box cover 3 for controlling the opening and closing of the window is installed on the front side of the storage box 1. An air-conditioning air outlet 4 communicating with the inner cavity is provided on the bottom side of the storage box 1. Air holes 2 for connecting to the air duct are respectively provided on the side walls on both sides of the window of the storage box 1.

[0020] Further, the box cover 3 is hinged to the storage box 1 so that the box cover 3 rotates to open the storage box 1. Or the box cover 3 and the storage box 1 are opened by means of side-sliding cooperation.

[0021] The principle of this device is: using the cold and hot air of the automobile air-conditioning system 5 for refrigeration and heating without additional energy consumption.

[0022] An air volume adjustment device for adjusting the air volume of the air-conditioning air outlet 4 is provided on the air-conditioning air outlet 4. The air volume adjustment device is a conventional existing device, a device for adjusting the air volume size. Conventionally, it includes an air volume adjustment knob or an air volume adjustment roller. The user rotates the knob or the roller to increase or decrease the air volume. Since it is an existing technology and not the main structure to be protected by this application, as long as it can realize the air volume adjustment of the air-conditioning air outlet 4 at the bottom of the box cover 3 so that the storage box 1 can also realize the air outlet effect of the air duct.

[0023] A refrigerated insulation system provided by the present utility model includes an automobile air-conditioning system 5 and a refrigerated insulation compartment for automobiles. In this application, a refrigerated insulation compartment through which air can pass is added to the air duct section connected to the automobile air-conditioning system 5 to cool or heat the items in the refrigerated insulation compartment. The automobile air-conditioning system 5 is a conventionally disclosed technology, and the internal structure of the automobile air-conditioning system 5 is not changed in this application. For the convenience of understanding, the structure of the existing device, the automobile air-conditioning system 5, is described in this application for easy understanding. The automobile air-conditioning system 5 includes a housing, a refrigeration system and a heating system arranged in the housing, and a blower 19. The refrigeration system includes a compressor 11, a condenser 12, an expansion valve 13, and an evaporator 14 connected in sequence. The refrigeration system operates to generate cold air by the evaporator 14 and the cold air is blown into the air duct connected to the automobile air-conditioning system 5 by the operation of the blower 19. The heating system includes an engine 16, an electric water valve 17, a heater core 18, and a water pump 15 connected in sequence. The heating system operates to generate heat by the heater core 18 and the heat is blown into the air duct connected to the automobile air-conditioning system 5 by the operation of the blower 19.

[0024] There are two air outlets provided on the automotive air conditioning system 5. One air duct 2 of the refrigerated insulation compartment is connected to one air outlet of the automotive air conditioning system 5 through the first air duct 6. The other air duct 2 of the refrigerated insulation compartment is connected to the second air duct 7. An air conditioning air outlet 4 and a defrosting air outlet 9 are provided on the second air duct 7. This system further includes a third air duct 8 connected to the other air outlet of the automotive air conditioning system 5. An air conditioning air outlet 4 and a defrosting air outlet 9 are provided on the third air duct 8. The defrosting air outlet 9 is used to be arranged on the front windshield for defrosting the front windshield. The air conditioning air outlet 4 is used to adjust the temperature inside the vehicle compartment.

[0025] Finally, it should be noted that: the above embodiments are only used to illustrate rather than limit the technical solutions of the present invention. Any equivalent replacement of the present invention and any modification or partial replacement without departing from the spirit and scope of the present invention shall be covered within the scope of protection of the claims of the present invention.

Claims

1. A refrigerated and thermal insulation cabin for an automobile, characterized in that: The invention comprises a storage box with an inner cavity, a window connected to the inner cavity is provided on the front side of the storage box, a box cover for controlling the opening and closing of the window is installed on the front side of the storage box, an air-conditioning outlet is provided on the bottom side of the storage box, and wind tunnels connected to the ventilation duct are respectively provided on the side walls on both sides of the window.

2. The automotive refrigeration and thermal insulation cabin according to claim 1, characterized in that: The air outlet of the air conditioner is provided with an air volume regulating device for regulating the air volume thereof.

3. A refrigeration and heat preservation system, characterized in that: The invention comprises an automobile air-conditioning system and an automobile refrigerated insulation cabin as described in any one of claims 1 to 2, wherein a wind tunnel of the refrigerated insulation cabin is connected to the automobile air-conditioning system through a first air duct, and another wind tunnel of the refrigerated insulation cabin is connected to a second air duct, and an air-conditioning outlet and a defrost outlet are provided on the second air duct.

4. A refrigeration and heat preservation system according to claim 3, characterized in that: It also includes a third air duct connected to the automobile air-conditioning system, and the third air duct is provided with an air-conditioning outlet and a defrost outlet.

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