Combined multifunctional area electrical cabinet and rail train

Abstract

The utility model relates to a combined type multifunctional area electrical cabinet and a rail train, the electrical cabinet comprises a main frame, a switchboard, a low voltage equipment assembly and a PIS equipment assembly, the main frame is formed by splicing a plurality of cross beams and vertical beams, and comprises a rectangular top frame, a rectangular bottom frame and four longitudinal side frames; the internal space of the main frame is divided into a medium-voltage area, a low-voltage area and a PIS equipment area; the distribution board, the low-voltage equipment assembly and the PIS equipment assembly are arranged in the medium-voltage area, the low-voltage area and the PIS equipment area respectively and are fixedly connected with the main frame, various electrical products on the rail train are integrated into the same electrical cabinet, the functions of the electrical cabinet are more integrated, and the electrical cabinet is intelligent and reliable. The overall weight and the total occupied space of electrical products are reduced, and the problems that different electrical products are arranged in different cabinets in a scattered mode, the span of cables is long, and maintenance is difficult are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of rail vehicle electrical cabinets, and in particular relates to a combined multifunctional area electrical cabinet and a rail vehicle. Background Art

[0002] The electrical cabinet products in the EMU project are important functional unit modules of the train, usually distributed at both ends of the carriage, with the characteristics of large quantity, variety and diversified structure. However, the existing electrical cabinets have the following disadvantages: 1. The total weight of the electrical cabinet products is high, the energy consumption of the train is large, and the braking distance of the train is increased; 2. The total space occupied by the electrical cabinet products is large, which reduces the passenger capacity; 3. The layout of different cabinets is scattered, the cable span is long, and maintenance is difficult.

[0003] Therefore, in order to adapt to the development trend of rail trains, meet the requirements of train speed increase, and improve the performance of EMUs, it is urgent to innovate the design of electrical cabinets for rail trains to reduce weight, optimize space utilization, and simplify layout and maintenance processes. Utility Model Content

[0004] The utility model aims to solve one of the above-mentioned technical problems and provides a combined multifunctional area electrical cabinet and a rail train.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A combined multifunctional area electrical cabinet, comprising a main frame, a switchboard, a low voltage equipment assembly and a PIS equipment assembly;

[0007] The main frame is composed of a number of horizontal beams and vertical beams, including a rectangular top frame, a rectangular bottom frame and four longitudinal side frames, the four longitudinal side frames are respectively the first side frame, the second side frame, the third side frame and the fourth side frame; the first side frame faces the second side frame, and the third side frame faces the fourth side frame; the space inside the main frame is divided into a medium-voltage area, a low-voltage area and a PIS equipment area;

[0008] The switchboard is arranged in the medium voltage area and is fixedly connected to the first side frame;

[0009] The low-voltage equipment assembly is arranged in the low-voltage area and is fixedly connected to the second side frame and / or the fourth side frame;

[0010] The PIS equipment assembly is arranged in the PIS equipment area and is fixedly connected to the third side frame.

[0011] In some embodiments of the utility model, the rectangular top frame and the rectangular bottom frame each have at least one square tube cross beam, and the square tube cross beam is provided with a plurality of through holes for serving as external installation interfaces.

[0012] In some embodiments of the present invention, the PIS device assembly includes a PIS device chassis, PIS device electrical components and a PIS chassis bracket, the PIS chassis bracket is fixedly connected to the second side frame, and the PIS device chassis and the PIS device electrical components are installed on the PIS chassis bracket.

[0013] In some embodiments of the utility model, the low-voltage equipment assembly includes a low-voltage chassis, a low-voltage distribution board and a circuit breaker board, the low-voltage chassis is connected to the low-voltage distribution board, the low-voltage chassis is connected to the second side frame, and the circuit breaker board is connected to the fourth side frame.

[0014] In some embodiments of the utility model, a revolving door plate is provided on one side of the circuit breaker plate relative to the inside of the main frame, one side of the revolving door plate is hinged to the circuit breaker plate, and the other side of the revolving door plate is movably connected to the circuit breaker plate.

[0015] In some embodiments of the utility model, grooves for wiring are relatively opened on at least two adjacent vertical beams of the main frame along the length direction of the vertical beams.

[0016] In some embodiments of the present invention, at least one terminal block for incoming or outgoing lines is provided on the top and / or bottom of the medium voltage area, the low voltage area and the PIS equipment area.

[0017] In some embodiments of the utility model, at least one group of inspection lights and pyrotechnic probes are included, which are connected to the main frame and are located above the distribution board, and / or above the PIS equipment assembly, and / or above the low-voltage equipment assembly.

[0018] Some embodiments of the utility model further include a wind pressure gauge, which is fixedly connected to the rectangular top frame.

[0019] Some embodiments of the utility model further provide a rail train, characterized in that a combined multifunctional area electrical cabinet is provided in the head car and / or the tail car.

[0020] The beneficial effects of the utility model are:

[0021] The utility model integrates various electrical products on rail trains into the same electrical cabinet. The functions of the electrical cabinet are more integrated, intelligent and reliable, which reduces the overall weight and total occupied space of the electrical products and avoids the problems of scattered layout, long cable span and difficult maintenance of different electrical products installed in different cabinets. At the same time, the electrical cabinet provided by the utility model is an open structure, and each electrical device is directly or indirectly connected to the main frame of the electrical cabinet through a mounting bracket, which further reduces the overall weight of the electrical cabinet. The functional areas in the electrical cabinet are compactly arranged, which further reduces the total volume of the electrical cabinet and improves the convenience of inspection and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the specific embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0023] Figure 1 A schematic diagram of the structure of the electrical cabinet provided by the utility model;

[0024] Figure 2 A schematic diagram of the structure of the electrical cabinet frame provided by the utility model;

[0025] Figure 3 It is a schematic diagram of the structure of the PIS chassis bracket;

[0026] Figure 4 It is a structural schematic diagram of a low-voltage chassis and a low-voltage switchboard;

[0027] Figure 5 This is a schematic diagram of the structure of the circuit breaker panel.

[0028] Wherein, the accompanying drawings are marked as follows:

[0029] 1. Main frame; 111. First vertical beam; 112. Second vertical beam; 113. Third vertical beam; 114. Fourth vertical beam; 121. First horizontal beam; 122. Second horizontal beam; 123. Third horizontal beam; 124. Fourth horizontal beam; 125. Fifth horizontal beam; 126. Sixth horizontal beam; 127. Seventh horizontal beam; 128. Eighth horizontal beam;

[0030] 2. Square tube beam;

[0031] 3. Medium voltage area; 31. Switchboard;

[0032] 4. PIS equipment area; 41. PIS equipment components; 411. PIS chassis bracket; 412. PIS equipment chassis; 413. Chassis bracket; 514. Revolving door panel;

[0033] 5. Low voltage area; 51. Low voltage equipment components; 511. Low voltage chassis; 512. Low voltage distribution board; 513. Circuit breaker board;

[0034] 6. Terminal block;

[0035] 7. Inspection light;

[0036] 8. Fireworks probe;

[0037] 9. Wind pressure gauge. DETAILED DESCRIPTION

[0038] In order to make the purpose, technical solutions and advantages of the present application clearer, the present application is described and illustrated below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not intended to limit the present application. Based on the embodiments provided in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the present application.

[0039] Obviously, the drawings described below are only some examples or embodiments of the present application. For ordinary technicians in this field, the present application can be applied to other similar scenarios based on these drawings without any creative work.

[0040] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features.

[0041] Unless otherwise defined, the technical terms or scientific terms involved in this application shall have the usual meanings understood by persons with ordinary skills in the technical field to which this application belongs. The words "one", "a", "a kind" and the like involved in this application do not indicate a quantitative limitation and may indicate the singular or plural. The terms "include", "comprises", "has" and any variations thereof involved in this application are intended to cover non-exclusive inclusions.

[0042] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0043] As attached Figure 1-5 As shown, in a schematic embodiment of a combined multifunctional area electrical cabinet of the utility model, the electrical cabinet includes a main frame 1, a distribution board 31, a low-voltage equipment component 51 and a PIS equipment component 41.

[0044] The main frame 1 is composed of a number of horizontal beams and vertical beams, including a rectangular top frame, a rectangular bottom frame and four longitudinal side frames, and the four longitudinal side frames are respectively a first side frame, a second side frame, a third side frame and a fourth side frame; among which, the first side frame is located at the front side of the main frame 1, the second side frame is located at the rear side of the main frame 1, the third side frame is located at the left side of the main frame 1, and the fourth side frame is located at the right side of the main frame 1.

[0045] As attached Figure 2 As shown, the main frame 1 includes a first vertical beam 111, a second vertical beam 112, a third vertical beam 113 and a fourth vertical beam 114; the rectangular top frame includes a first cross beam 121, a second cross beam 122, a third cross beam 123 and a fourth cross beam 124, and the rectangular bottom frame includes a fifth cross beam 125, a sixth cross beam 126, a seventh cross beam 127 and an eighth cross beam 128; wherein, the first vertical beam 111, the second vertical beam 112, the first cross beam 121 and the fifth cross beam 125 together constitute a first side frame; the third vertical beam 113, the fourth vertical beam 114, the third cross beam 123 and the seventh cross beam 127 together constitute a second side frame; the second vertical beam 112, the third vertical beam 113, the second cross beam 122 and the fifth cross beam 125 together constitute a third side frame; the first vertical beam 111, the fourth vertical beam 114, the fourth cross beam 124 and the eighth cross beam 128 together constitute a fourth side frame.

[0046] The internal space of the main frame 1 is divided into a medium-voltage area 3, a PIS equipment area 4 and a low-voltage area 5, which are used to install medium-voltage equipment, PIS equipment and low-voltage equipment respectively. Among them, the medium-voltage area 3 is arranged in the first side frame, the PIS equipment area 4 is arranged on the right side of the internal space of the main frame 1, and the medium-voltage area 3 is arranged on the left side of the internal space of the main frame 1.

[0047] The switchboard 31 is a medium voltage device, which is arranged in the medium voltage area 3. It is fixed on the left side of the first side frame and is fixedly connected to the top cross beam and / or the left vertical beam of the first side frame.

[0048] The low-voltage equipment assembly 51 is disposed in the low-voltage area 5, located on the right side of the main frame 1, and fixedly connected to the second side frame and the fourth side frame.

[0049] The PIS equipment assembly 41 is disposed in the PIS equipment area 4, located on the left side of the main frame 1, and fixedly connected to the third side frame.

[0050] After the medium voltage equipment, low voltage equipment and PIS equipment are installed in the main frame 1, the multifunctional area electrical cabinet has two maintenance surfaces, namely the front maintenance surface and the left maintenance surface.

[0051] The utility model integrates various electrical products on rail trains into the same electrical cabinet, reducing the overall weight and total space occupied by electrical products, and avoiding the problems of different electrical products being installed in different cabinets with scattered layouts, long cable spans, and difficult maintenance. At the same time, the electrical cabinet provided by the utility model is an open structure, and each electrical device is directly connected to the main frame 1 of the electrical cabinet through a mounting bracket, which has the characteristics of lighter weight, smaller volume, and more convenient maintenance.

[0052] In some embodiments of the utility model, the rectangular top frame and the rectangular bottom frame each have at least one square tube beam 2 with a cross-sectional size of 40X80x3, and the square tube beam 2 is provided with a plurality of through holes for serving as external mounting interfaces, wherein the top square tube beam 2 has 6 through holes arranged at intervals, each through hole has a local reinforcement on the external contact surface area, and each through hole serving as an external interface has an internal thread, which can be fixed or movable, and the bottom square tube beam 2 has 4 through holes arranged at intervals, each through hole has a local reinforcement on the external contact surface area.

[0053] In some embodiments of the present invention, as shown in the attached Figure 1 and attached Figure 3 As shown, the PIS device assembly 41 is located on the left side of the multifunctional electrical cabinet and is inspected and maintained from the left side inspection surface of the electrical cabinet. It includes a PIS device chassis 413, PIS device electrical components and a PIS chassis bracket 411. Among them, the PIS chassis bracket 411 is fixedly connected to the second side frame, and the space between the PIS chassis bracket 411 and the two left and right vertical beams of the second side frame is the installation area of ​​the PIS device chassis 413 and the PIS device electrical components. The PIS device chassis 413 and the PIS device electrical components are both fixed on the PIS chassis bracket 411, and the two vertical beams on the left and right sides of the PIS device chassis 413 are also provided with internal threads for installing the chassis equipment to enhance the installation strength of the PIS device chassis 413. A chassis bracket for supporting the chassis is provided on the bottom front side of the PIS device chassis 413, and a harness fixing bracket is provided on the chassis bracket.

[0054] Furthermore, a terminal block 6 is provided at the top of the PIS equipment area 4 as a top body line connection port, and a terminal block 6 and a connector are provided at the bottom of the PIS equipment area 4 as a bottom body line connection port.

[0055] In some embodiments of the present invention, as shown in the attached Figure 1 , 4 As shown in Figures 5 and 6, the low-voltage equipment assembly 51 is arranged on the left side of the multifunctional electrical cabinet and is inspected and maintained from the front inspection surface of the electrical cabinet, including a low-voltage chassis 511, a low-voltage switchboard 51231 and a circuit breaker panel 513. Among them, the circuit breaker panel 513 is installed on the right side of the main frame 1 and is fixedly connected to the fourth side frame. The low-voltage chassis 511 is fixedly connected to the circuit breaker panel 513, the second side frame and the low-voltage switchboard 51231 through the mounting bracket.

[0056] Furthermore, a revolving door panel 514 is provided on one side of the circuit breaker panel 513 relative to the inside of the main frame 1. The revolving door panel 514 is connected to the circuit breaker panel 513 through a fixed bracket. The left side of the revolving door panel 514 is hinged to the fixed bracket through a hinge, and the other side is movably connected to the fixed bracket through a door lock and a positioning pin.

[0057] Furthermore, the top of the low-voltage chassis 511 is provided with a terminal row 6 and a connector, which is used as a top low-voltage line inlet. The bottom of the low-voltage chassis 511 is provided with a terminal row 6 and a connector, which is used as a bottom low-voltage line inlet.

[0058] In some embodiments of the present invention, a terminal row 6 is provided at the top of the distribution board 31, which is used as the top vehicle body medium-voltage AC line inlet; a terminal row 6 is provided at the bottom of the distribution board 31, which is used as the bottom vehicle body medium-voltage AC line inlet.

[0059] In some embodiments of the utility model, grooves with dimensions of 40x70x4mm are relatively opened along the length direction of the two adjacent vertical beams on the left side of the main frame 1 (not shown in the figure). The grooves are used for wiring and are provided with a wire harness fixing tie seat, a wire binding plate or a wire binding rod.

[0060] In some embodiments of the utility model, at least one group of inspection lights 7 and pyrotechnic probes 8 are included, and the inspection lights 7 and pyrotechnic probes 8 are connected to the main frame 1 and are located above the distribution board 31 and / or above the PIS device assembly 41 and / or above the low-voltage device assembly 51.

[0061] In this embodiment, a maintenance light 7 and a pyrotechnic probe 8 are provided above the PIS equipment area 4, which are installed on the main frame 1 through a wire rack. A maintenance light 7 and a pyrotechnic probe 8 are provided above the medium voltage area 3, which are installed on the crossbeam at the top of the main frame 1 through a fixed bracket. A maintenance light 7 and a pyrotechnic probe 8 are provided above the low voltage area 5, which are installed on the main frame 1 through a wire rack. Wire rods are provided on the wire racks above the PIS equipment area 4 and above the low voltage area 5, and the wire rods are arranged along the length direction of the electrical cabinet.

[0062] In some embodiments of the utility model, a wind pressure gauge 9 is further included. The wind pressure gauge 9 is arranged on the front right of the top of the electrical cabinet and is fixedly connected to the rectangular top frame through a fixing bracket.

[0063] In some embodiments of the utility model, a chamfer is further provided on the rear side of the electrical cabinet to avoid the inclined surface of the vehicle body.

[0064] Some embodiments of the utility model further provide a rail train, characterized in that a combined multifunctional area electrical cabinet is provided in the head car and / or the tail car.

[0065] Finally, it should be noted that: the various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

[0066] The above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the specific implementation methods of the utility model can still be modified or some technical features can be replaced by equivalents without departing from the spirit of the technical solution of the utility model, which should be included in the scope of the technical solution for which protection is requested in the utility model.

Claims

1. A combined multifunctional area electrical cabinet, characterized in that: include: A main frame, the main frame is composed of a plurality of horizontal beams and vertical beams, including a rectangular top frame, a rectangular bottom frame and four longitudinal side frames, the four longitudinal side frames are respectively a first side frame, a second side frame, a third side frame and a fourth side frame; the first side frame is opposite to the second side frame, and the third side frame is opposite to the fourth side frame; the space inside the main frame is divided into a medium-pressure area, a low-pressure area and a PIS equipment area; A switchboard, disposed in the medium voltage area and fixedly connected to the first side frame; A low-voltage equipment assembly is arranged in the low-voltage area and is fixedly connected to the second side frame and / or the fourth side frame; The PIS equipment component is arranged in the PIS equipment area and is fixedly connected to the third side frame.

2. The multifunctional area electrical cabinet according to claim 1, characterized in that: The rectangular top frame and the rectangular bottom frame each have at least one square tube cross beam, and the square tube cross beam is provided with a plurality of through holes for serving as external mounting interfaces.

3. The multifunctional area electrical cabinet according to claim 1, characterized in that: The PIS device assembly includes a PIS device chassis, PIS device electrical components and a PIS chassis bracket. The PIS chassis bracket is fixedly connected to the second side frame, and the PIS device chassis and the PIS device electrical components are installed on the PIS chassis bracket.

4. The multifunctional area electrical cabinet according to claim 1, characterized in that: The low-voltage equipment assembly comprises a low-voltage chassis, a low-voltage distribution board and a circuit breaker board, the low-voltage chassis is connected to the low-voltage distribution board, the low-voltage chassis is connected to the second side frame, and the circuit breaker board is connected to the fourth side frame.

5. The multifunctional area electrical cabinet according to claim 4, characterized in that: A revolving door plate is arranged on one side of the circuit breaker plate relative to the inside of the main frame. One side of the revolving door plate is hinged to the circuit breaker plate, and the other side of the revolving door plate is movably connected to the circuit breaker plate.

6. The multifunctional area electrical cabinet according to claim 1, characterized in that: At least two adjacent vertical beams of the main frame are provided with grooves for wiring along the length direction of the vertical beams.

7. The multifunctional area electrical cabinet according to claim 1, characterized in that: At least one terminal block for incoming or outgoing lines is arranged on the top and / or bottom of the medium voltage area, the low voltage area and the PIS equipment area.

8. The multifunctional area electrical cabinet according to claim 1, characterized in that: At least one set of inspection lights and pyrotechnic probes are included, and the inspection lights and pyrotechnic probes are connected to the main frame and are located above the switchboard, and / or above the PIS equipment assembly, and / or above the low-voltage equipment assembly.

9. The multifunctional area electrical cabinet according to claim 1, characterized in that: It further comprises a wind pressure gauge, which is fixedly connected to the rectangular top frame.

10. A rail train, characterized in that: A multifunctional area electrical cabinet as described in any one of claims 1 to 9 is arranged in the leading car and / or the trailing car.

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