阅读说明：本技术 一种集成电源箱及应用该电源箱的轨道车辆空调 (Integrated power supply box and railway vehicle air conditioner applying same ) 是由 史长奎 辛伟 许兵兵 李敬恩 刘美堂 崔增良 管庆禹 毕孝法 卢明书 尚峰 胡伟 于 2018-06-14 设计创作，主要内容包括：本发明所涉及的一种集成电源箱及应用该电源箱的轨道车辆空调,包括箱体,所述箱体内分割为用于分开放置各电器件的若干个区域,在所述箱体上设置有可开合的合页箱门。本发明具有一体化紧凑性的结构特点,适用于各类轨道车辆空调机组,实现了方便拆卸、方便检修、美观紧凑、强弱电分离、方便调试、集成化程度高、占用体积小等众多特点。(The invention relates to an integrated power box and a railway vehicle air conditioner applying the same. The invention has the structural characteristic of integrated compactness, is suitable for various air conditioning units of railway vehicles, and realizes the characteristics of convenient disassembly, convenient maintenance, attractive and compact appearance, strong and weak current separation, convenient debugging, high integration degree, small occupied volume and the like.)

1. An integrated power supply box, its characterized in that: the box body is internally divided into a plurality of areas for separately placing various electric devices, and a hinge box door capable of being opened and closed is arranged on the box body.

2. The integrated power supply box of claim 1, wherein: the box body is internally divided into an upper layer area, a middle layer area and a lower layer area, the upper layer area is provided with a control device, and the middle layer area is provided with a heating component.

3. The integrated power supply box of claim 1, wherein: and a radiator is arranged on the hinge box door.

4. The integrated power supply box of claim 2, wherein: the middle layer area is of a closed structure, and a heat radiation fan is arranged in the middle layer area.

5. An integrated power supply box according to claim 3, characterized in that: the radiator is arranged on the air return port side of the air conditioner of the railway vehicle, and the direction of the radiator fins is the same as the air return direction of the air conditioner of the railway vehicle.

6. The integrated power supply box of claim 1, wherein: and a sliding guide rail used for being installed with a rail vehicle air conditioner is arranged on the outer side of the box body.

7. The integrated power supply box of claim 1, wherein: an air conditioner fault display board is arranged on the box body.

8. The integrated power supply box of claim 2, wherein: the top cover of the box body is detachable, and the partition plate between the upper layer area and the middle layer area can be pushed, pulled and detached.

9. The integrated power supply box of claim 2, wherein: the control device comprises a control board and a boosting board, and the heating component comprises an output inductor, an input electrolytic capacitor, an output electrolytic capacitor and a direct current contactor.

10. A rail vehicle air conditioner characterized in that: comprising an integrated power supply box according to claims 1 to 9.

Technical Field

The invention relates to a box body, in particular to an integrated power box and a railway vehicle air conditioner applying the same.

Background

The air conditioning unit for the passenger room is constructed in a unit form in which the devices and components are arranged in a frame and covered with a cover plate. The air conditioner set is divided into a passenger compartment interior part, a passenger compartment exterior part and a control part. The outdoor part is provided with a compressor, a high-voltage switch, an outdoor heat exchanger, an outdoor fan, a refrigerant storage tank and an alternating current reactor. The interior of the passenger room adopts a sealing structure, and a passenger room heat exchanger, a passenger room air feeder, an electric heater, a direct current reactor, a drainage pump and an air filter screen are arranged in the passenger room. In addition, the control part adopts a sealing structure, and an inverter, a radiator, a power box and the like are arranged in the control part.

The existing air-conditioning power box has the following defects:

1. the main components of the power supply are not integrated in the power supply box. Devices such as inductors, output capacitors, input capacitors and the like are all arranged outside the power box.

2. The existing locomotive air conditioner power supply adopts a mode that radiators are arranged on two sides, and is not beneficial to heat dissipation due to the fact that the radiators are not in the same wind direction.

3. The installation and the disassembly are unchanged.

Disclosure of Invention

The invention mainly aims to solve the technical problems and provides an integrated power box for integrating main parts of a power supply of an air conditioning unit.

Another object of the invention is to provide a rail vehicle air conditioner applying the power box.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the integrated power box comprises a box body, wherein a plurality of areas for separately placing various electric devices are divided into the box body, and a hinge box door capable of being opened and closed is arranged on the box body. The integrated power box integrates all devices of an air conditioner control part, adopts a mode of dividing different areas and additionally opening a door by a hinge at the back side, and separates strong current from weak current.

Further, the box body is internally divided into an upper layer area, a middle layer area and a lower layer area, the upper layer area is provided with a control device, and the middle layer area is provided with a heating component.

In order to improve the convenience of the installation, disassembly and maintenance work, the hinge box door is further provided with a radiator.

In order to solve the problems of heat dissipation and dust prevention of the device, the middle layer area is of a closed structure, and a heat dissipation fan is arranged in the middle layer area.

Furthermore, the radiator is arranged on the air return opening side of the air conditioner of the railway vehicle, and the direction of the radiator fins is the same as the air return direction of the air conditioner of the railway vehicle. The fins of the radiator are consistent with the direction of return air of the air conditioner, and the best radiating effect is achieved.

Further, a sliding guide rail used for being installed with a rail vehicle air conditioner is arranged on the outer side of the box body.

Further, an air conditioner fault display board is arranged on the box body.

Furthermore, the top cover of the box body can be detached, and the partition plate between the upper layer area and the middle layer area can be pushed, pulled and detached.

Further, the control device comprises a control board and a boosting board, and the heating component comprises an output inductor, an input electrolytic capacitor, an output electrolytic capacitor and a direct current contactor.

The other technical scheme of the invention is as follows:

a rail vehicle air conditioner comprises the integrated power box.

In summary, the integrated power box and the air conditioner for the rail vehicle using the same according to the present invention have the following advantages:

1. the power box integrates all devices of an air conditioner control part, adopts a mode of dividing different areas and additionally opening a door by a hinge at the back side, and separates strong current from weak current.

2. The radiator is arranged on the hinge box door capable of being opened and closed, and the convenience of installation, disassembly and maintenance is effectively improved.

3. The middle layer area is of a closed structure, isolation design is carried out, and a cooling fan is installed to independently cool part of devices, so that the service life is prolonged, and the dustproof design of the control panel is realized.

4. The air conditioner fault display board is designed at the front side of the power supply box body, so that the refrigeration fault and the electrical fault of the air conditioner can be found in time under the condition that the air conditioner is not opened.

5. The top cover is designed on the top layer of the box body, and the control panel on the upper layer area is convenient to overhaul and maintain. And the partition plate between the upper layer area and the middle layer area can be pulled and detached, and the middle area can be conveniently overhauled and maintained.

6. The fins of the radiator are consistent with the direction of return air of the air conditioner, and the best radiating effect is achieved.

Drawings

FIG. 1 is a schematic diagram of the structure of the power box of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the power box of the present invention;

FIG. 3 is a schematic view of the power supply box of the present invention mounted to an air conditioner;

FIG. 4 is a schematic view of the power box mounting structure of the present invention;

FIG. 5 is a schematic diagram of a layer region structure in the power box of the present invention.

As shown in fig. 1 to 5, a box 1, a control board 2, a boost board 3, an output inductor 4, an input electrolytic capacitor 5, an output electrolytic capacitor 6, a dc contactor 7, a transformer 8, a dc filter 9, an anti-reverse diode 10, an IGBT11, a heat sink 12, an air return opening 13, a front panel 14, a rear panel 15, a heat radiation fan 16, a filter screen 17, a slide rail 18, a mounting rail 19, a bolt hole 20, an air conditioner fault display board 21, and a connection terminal 22.

Detailed Description

The invention is described in further detail below with reference to the following detailed description and accompanying drawings:

in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, the integrated power box of the invention is applied to a rail vehicle air conditioning unit, and mainly comprises a box body 1, wherein the box body 1 is divided into a plurality of areas, the areas are used for separately placing various electric devices, and a box door is arranged on the box body 1 and is a hinge box door capable of being opened and closed. The power box integrates all devices of an air conditioner control part, adopts a mode of dividing different areas and additionally opening a door by a hinge at the back side, and separates strong current from weak current.

The top cover is designed on the top layer of the box body 1, the top cover of the box body 1 can be detached, and the control panel on the upper layer area is convenient to overhaul and maintain.

As shown in fig. 2, in the present embodiment, the case 1 is divided into three regions, i.e., an upper region, a middle region, and a lower region. The upper layer area is provided with a control device, and the middle layer area is provided with a heating component. Specifically, the control board 2 and the pressure increasing board 3 are provided in the upper layer area. An output inductor 4, an input electrolytic capacitor 5, an output electrolytic capacitor 6, a DC contactor, etc. 7 are provided in the middle layer region. Heavier components, including a transformer 8 and a dc filter 9, are arranged in the lower layer area. An anti-reflection diode 10, an IGBT11 and the like are arranged on the back of the hinge box door.

The radiator 12 is arranged on the hinge box door, and the radiator 12 is arranged on the hinge box door capable of being opened and closed, so that the convenience of installation, disassembly and maintenance work is effectively improved.

As shown in fig. 3, after the power supply box is installed, the radiator 12 is located on the side of the air-conditioning return air inlet 13 of the railway vehicle, the direction of fins of the radiator 12 is the same as the air-conditioning return air direction of the railway vehicle, and the return air flows from top to bottom through the return air inlet 13, so that the optimal heat dissipation effect is achieved.

As shown in fig. 2 and 5, the middle layer region is a box-shaped closed structure enclosed by the front panel 14, the rear panel 15, the side panels on both sides of the power box, the partition between the upper layer region and the middle layer region, and the bottom panel, the side panels on both sides of the power box are opened and provided with the heat dissipation fans 16, and the outer sides of the heat dissipation fans 16 are provided with the filter screens 17. The middle layer area is of a closed structure, isolation design is carried out, the heat radiation fan 16 is installed, and heat radiation is carried out on part of devices independently, so that the service life is prolonged, and the dustproof design of the control panel is realized.

The partition plate between the upper layer area and the middle layer area can be pushed, pulled and detached, and the middle area can be conveniently overhauled and maintained.

As shown in fig. 1 and 4, two sliding rails 18 are respectively arranged on two sides of the box body 1, two mounting rails 19 are correspondingly arranged at the mounting positions of the power box of the air conditioner of the railway vehicle, and the box body 1 is assembled by sliding in and out through the matching of the sliding rails 18 and the mounting rails 19. Four bolt holes 20 are further formed in the installation position of the power box of the air conditioner of the railway vehicle, and the box body 1 is bolted and fixed through the bolt holes 20 after sliding in. Through setting up the guide rail for the box is installed easily and is dismantled.

As shown in fig. 1, one corner of the box body 1 is cut to form a notch, and the connecting terminal 22 is installed in the formed notch area, so that the space is saved, and the installation and the maintenance are convenient.

As shown in fig. 2, an air conditioner fault display panel 21 is provided at one side of the cabinet 1, and a cooling fault and an electrical fault of the air conditioner can be timely found by the air conditioner fault display panel 21 without opening the air conditioner.

As shown in figure 1, the aerial plug and the wiring terminal connected with the outside are arranged on one side, so that redundant space is not occupied, and the installation and the disassembly are convenient. All the cover plates and the radiator 12 are additionally provided with sealing rubber strips, so that good dustproof and waterproof effects are achieved.

The integrated power box of the invention is a low-voltage high-power direct-current air-conditioning variable-frequency power box, and the input voltage range is as follows: 45V-85V, output power: 3-12 kW. The alternating current variable frequency ventilator, the alternating current variable frequency condensation fan and the direct current variable frequency compressor can be driven, three-gear electric heating of direct current 74V is controlled, and the maximum electric heating power is 12 kW. And has fault display and 232 communication functions. Working temperature range: -40 ℃ to 55 ℃.

The rail vehicle air conditioner comprises an evaporation area, a condensation area and the like, and also comprises the integrated power box.

In conclusion, the integrated power box and the rail vehicle air conditioner applying the same have the structural characteristics of integration compactness, are suitable for various rail vehicle air conditioning units, and have the characteristics of convenience in disassembly, convenience in maintenance, attractive and compact appearance, separation of strong and weak electricity, convenience in debugging, high integration degree, small occupied volume and the like.

Similar solutions can be derived from the solution given in the figures, as described above. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.