CN217427552U

CN217427552U - Cable reversing device, electrical equipment and vehicle

Info

Publication number: CN217427552U
Application number: CN202220636888.8U
Authority: CN
Inventors: 曲远航; 陈卓群; 刘铭倩; 李涛; 刘东元
Original assignee: CRRC Qingdao Sifang Co Ltd
Current assignee: CRRC Qingdao Sifang Co Ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-09-13
Anticipated expiration: 2032-03-22

Abstract

The utility model relates to a cable technical field provides a cable switching-over device, electrical equipment and vehicle. The cable reversing device comprises a reversing base, wherein a high-voltage wire inlet end, a high-voltage wire outlet end, a low-voltage wire inlet end and a low-voltage wire outlet end are respectively arranged on two opposite sides of the reversing base, the high-voltage wire inlet end and the low-voltage wire outlet end are oppositely arranged, the low-voltage wire inlet end and the high-voltage wire outlet end are oppositely arranged, a flat wire routing pipe is arranged between the low-voltage wire inlet end and the low-voltage wire outlet end, and a wire routing partition plate is arranged between the high-voltage wire inlet end and the high-voltage wire outlet end. The cable reversing device is small in occupied space, high-voltage cables with different functions can be separated and wired, and electromagnetic interference among multiple high-voltage cables is avoided. And the cable reversing device also has the advantages of simple structure, low cost and the like.

Description

Cable reversing device, electrical equipment and vehicle

Technical Field

The utility model relates to a cable technical field especially relates to a cable switching-over device, electrical equipment and vehicle.

Background

In the related art, an under-car high-low voltage cross-over line-changing structure of a railway vehicle is generally composed of a plurality of line grooves and a plurality of line pipes. However, a large number of parts are required to be arranged under the vehicle, so that the high-low voltage cross line changing structure under the vehicle occupies a large space, has more materials and is complex in structure.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a cable switching-over device for solve among the correlation technique cable switching-over device and take up an area of defect big, that the structure is complicated, realize walking the line respectively of high-pressure cable, low pressure cable.

The utility model provides a cable switching-over device, including the switching-over base, relative both sides are provided with high-pressure inlet wire end, high-pressure leading-out terminal, low pressure inlet wire end and low pressure leading-out terminal respectively on the switching-over base, high-pressure inlet wire end with the low pressure leading-out terminal sets up relatively, the low pressure inlet wire end with the high pressure leading-out terminal sets up relatively, the low pressure inlet wire end with be provided with between the low pressure leading-out terminal and walk the flat pipe of line, high pressure inlet wire end with be provided with between the high pressure leading-out terminal and walk the line baffle.

According to the utility model discloses cable switching-over device that first aspect embodiment provided, through set up between low pressure inlet wire end and low pressure leading-out terminal and walk the flat pipe of line, compare in the correlation technique and use to walk the line pipe and connect low pressure inlet wire end and low pressure leading-out terminal, its inside line space of walking is bigger, can hold more low pressure cables. And because the flat routing tubes occupy less space in the height direction than the circular routing tubes, the flat routing tubes only need to occupy less space. The wiring partition plate is arranged between the high-voltage wire inlet end and the high-voltage wire outlet end, so that high-voltage cables with different functions can be separated and wired, and electromagnetic interference among multiple high-voltage cables is avoided. And the cable reversing device also has the advantages of simple structure, low cost and the like.

According to an embodiment of the present invention, the reversing base includes a first routing portion, a second routing portion, and a connecting portion connected between the first routing portion and the second routing portion;

the low-voltage wire inlet end and the high-voltage wire outlet end are arranged on two opposite sides of the first wire routing part, and the high-voltage wire inlet end and the low-voltage wire outlet end are arranged on two opposite sides of the second wire routing part;

the routing flat tube is connected between the first routing portion and the second routing portion, and the routing partition plate is arranged in the connecting portion.

According to the utility model discloses an embodiment, walk flat pipe of line and include first flat pipe and the flat pipe of second, the both ends of first flat pipe with the both ends of the flat pipe of second communicate respectively in low pressure inlet wire end with the low pressure leading-out terminal.

According to the utility model discloses an embodiment, first flat pipe with first walking line portion with the hookup location department of second walking line portion is provided with first flange, the second flat pipe with first walking line portion with the hookup location department of second walking line portion is provided with the second flange.

According to the utility model discloses an embodiment, first flat pipe with be provided with the earth connection between the flat pipe of second.

According to the utility model discloses an embodiment, walk the line baffle and include first baffle and second baffle, the both ends of first baffle with the both ends of second baffle communicate respectively in high-pressure inlet wire end with high-pressure leading-out terminal.

According to the utility model discloses an embodiment, be provided with the lug on the switching-over base.

According to an embodiment of the present invention, the reversing base is made of an insulating material.

An embodiment of the second aspect of the utility model provides an electrical equipment, including high-pressure branch box, low pressure branch box and foretell cable switching-over device, high-pressure branch box with high-pressure inlet wire end or high-pressure leading-out terminal connects, low pressure branch box with low-pressure inlet wire end or low pressure leading-out terminal connects.

According to the utility model discloses the embodiment of the second aspect provides the electrical equipment who provides, through setting up foretell cable switching-over device, not only reduced electrical equipment's area, can also avoid the electromagnetic interference between the cable in the electrical equipment.

A third aspect of the present invention provides a vehicle, including the above cable reversing device or the above electrical apparatus.

According to the utility model provides a vehicle that third aspect embodiment provided, through setting up foretell cable switching-over device or foretell electrical equipment, can simplify the wiring structure of vehicle, reduce the wiring maintenance cost of vehicle.

The embodiment of the utility model provides an in above-mentioned one or more technical scheme, one of following technological effect has at least:

according to the utility model discloses cable switching-over device that first aspect embodiment provided, through set up between low pressure inlet wire end and low pressure leading-out terminal and walk the flat pipe of line, compare in the correlation technique and use to walk the line pipe and connect low pressure inlet wire end and low pressure leading-out terminal, its inside line space of walking is bigger, can hold more low pressure cables. And because the flat pipe of walking the line is compared in walking the line pipe and is taken up space littleer in the direction of height, therefore only need take up less occupation of land space can. The wiring partition plate is arranged between the high-voltage wire inlet end and the high-voltage wire outlet end, so that high-voltage cables with different functions can be separated and wired, and the electromagnetic interference among a plurality of high-voltage cables is avoided. And the cable reversing device also has the advantages of simple structure, low cost and the like.

According to the utility model discloses the electrical equipment that the embodiment of second aspect provided, through setting up foretell cable switching-over device, not only reduced electrical equipment's area, can also avoid the electromagnetic interference between the cable in the electrical equipment.

According to the utility model discloses the third aspect embodiment provides a vehicle, through setting up foretell cable switching-over device or foretell electrical equipment, can simplify the wiring structure of vehicle, reduces the wiring maintenance cost of vehicle.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the related art, the drawings required for the description of the embodiments or the related art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of a cable reversing device provided by the present invention;

fig. 2 is a schematic perspective view of a cable reversing device provided by the present invention;

fig. 3 is a schematic top view of a cable reversing device provided by the present invention.

Reference numerals:

100. a reversing base; 102. a high-voltage wire inlet end; 104. a high-voltage outlet terminal; 106. a low-voltage wire inlet end; 108. a low-voltage outlet terminal; 110. routing flat tubes; 112. a first routing portion; 114. a second routing portion; 116. a connecting portion; 118. a first flat tube; 120. a second flat tube; 122. a first flange; 124. a second flange; 126. a ground line; 128. a first separator; 130. a second separator; 132. and (7) lifting lugs.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

As shown in fig. 1 to fig. 3, the utility model provides a cable switching-over device, including switching-over base 100, the both sides relative on the switching-over base 100 are provided with high-pressure inlet wire end 102 respectively, high-pressure leading-out terminal 104, low pressure inlet wire end 106 and low-pressure leading-out terminal 108, and high-pressure inlet wire end 102 sets up with low-pressure leading-out terminal 108 relatively, and low pressure inlet wire end 106 sets up with high-pressure leading-out terminal 104 relatively, is provided with between low pressure inlet wire end 106 and the low-pressure leading-out terminal 108 and walks line flat pipe 110, is provided with between high-pressure inlet wire end 102 and the high-pressure leading-out terminal 104 and walks the line baffle.

According to the utility model discloses cable switching-over device that first aspect embodiment provided, through set up between low pressure inlet wire end 106 and low-voltage leading-out terminal 108 and walk flat pipe 110 of line, compare in the correlation technique and use to walk the line pipe and connect low pressure inlet wire end 106 and low-voltage leading-out terminal 108, its inside line space of walking is bigger, can hold more low voltage cables. Moreover, the flat routing tube 110 occupies a smaller space in the height direction than a round routing tube, so that the flat routing tube only needs to occupy a smaller occupied space. By arranging the wiring partition plate between the high-voltage wire inlet end 102 and the high-voltage wire outlet end 104, high-voltage cables with different functions can be separated and wired, and electromagnetic interference among multiple high-voltage cables is avoided. And the cable reversing device also has the advantages of simple structure, low cost and the like.

With continued reference to fig. 1-3, the cable reversing device may be applied to reverse high and low voltage cables under a railway vehicle.

The cable reversing device comprises a reversing base 100, and the reversing base 100 can be made of an insulating material, so that safety accidents caused by electric conduction of the reversing base 100 can be avoided, for example, the reversing base 100 can be made of a rubber material or plastic. It should be noted that the reversing base 100 needs to have certain structural strength to support the high and low voltage cables.

Referring to fig. 2, according to an embodiment of the present invention, a lifting lug 132 is disposed on the reversing base 100. By providing the lifting lug 132 on the reversing base 100, the reversing base 100 can be conveniently mounted to the bottom of the vehicle. Of course, in other embodiments, other mounting structures may be provided on the docking station 100 for the purpose of mounting the docking station 100 to the vehicle.

A high voltage wire inlet end 102, a high voltage wire outlet end 104, a low voltage wire inlet end 106 and a low voltage wire outlet end 108 are respectively arranged on two opposite sides of the reversing base 100, wherein the positions of the high voltage wire inlet end 102 and the low voltage wire outlet end 108 correspond to each other, and the positions of the low voltage wire inlet end 106 and the high voltage wire outlet end 104 correspond to each other.

It can be understood that, as shown in fig. 3, the high voltage incoming line terminal 102 is disposed at the lower left corner of the reversing base 100, and the high voltage outgoing line terminal 104 is disposed at the upper right corner of the reversing base 100, that is, the high voltage cable can enter the reversing base 100 from the lower left corner of the reversing base 100 and exit the reversing base 100 from the upper right corner of the reversing base 100. The low voltage incoming line end 106 is disposed at the lower right corner of the reversing base 100, and the low voltage outgoing line end 108 is disposed at the upper left corner of the reversing base 100, that is, the low voltage cable can enter the reversing base 100 from the lower right corner of the reversing base 100 and pass out of the reversing base 100 from the upper left corner of the reversing base 100. In this way, the low-voltage cable and the high-voltage cable can be reversed.

The embodiment of the utility model provides an in, be provided with between low pressure inlet wire end 106 and the low pressure outlet wire end 108 and walk flat pipe 110 of line, it can be understood that the low pressure cable is laid the line through walking flat pipe 110. By this arrangement, the occupied space of the reversing base 100 in the height direction can be reduced. Moreover, compared with the circular tube routing manner in the related art, the space in the routing flat tube 110 is larger, and more low-voltage cables can be laid.

A wiring spacer is provided between the high voltage inlet terminal 102 and the high voltage outlet terminal 104, and it is understood that the high voltage cables are routed through the wiring spacer. Through setting up like this, can separate the high-voltage cable of different functions and walk the line, avoided the electromagnetic interference between the many high-voltage cables. A routing cavity of the high-voltage cable is formed between the routing partition plate and the reversing base 100, and the high-voltage cable is arranged in the routing cavity in a penetrating manner.

Referring to fig. 1, according to an embodiment of the present invention, the reversing base 100 includes a first routing portion 112, a second routing portion 114, and a connecting portion 116 connected between the first routing portion 112 and the second routing portion 114; the low-voltage wire inlet end 106 and the high-voltage wire outlet end 104 are arranged on two opposite sides of the first wire routing part 112, and the high-voltage wire inlet end 102 and the low-voltage wire outlet end 108 are arranged on two opposite sides of the second wire routing part 114; the flat routing tubes 110 are connected between the first routing portions 112 and the second routing portions 114, and the routing partitions are disposed in the connecting portions 116.

As mentioned above, the high voltage wire inlet end 102, the high voltage wire outlet end 104, the low voltage wire inlet end 106, and the low voltage wire outlet end 108 are disposed on two sides of the reversing base 100, and correspondingly, the low voltage wire inlet end 106 and the high voltage wire outlet end 104 are disposed on two opposite sides of the first wire running part 112, and the high voltage wire inlet end 102 and the low voltage wire outlet end 108 are disposed on two opposite sides of the second wire running part 114. The first wire trace portion 112 and the second wire trace portion 114 are substantially rectangular block-shaped structures. The connecting portion 116 is connected between the first routing portion 112 and the second routing portion 114.

The low-voltage cable enters the first routing portion 112 from the low-voltage wire inlet end 106 on the first routing portion 112, passes through the flat routing tube 110 between the first routing portion 112 and the second routing portion 114, enters the second routing portion 114, and passes out of the second routing portion 114 from the low-voltage wire outlet end 108 on the second routing portion 114. The high-voltage cable enters the second wire routing portion 114 from the high-voltage wire inlet end 102 on the second wire routing portion 114, enters the first wire routing portion 112 from the wire routing partition in the connecting portion 116, and then passes through the first wire routing portion 112 from the high-voltage wire outlet end 104 on the first wire routing portion 112. Through setting up like this for high-voltage cable and low voltage cable are independent each other and are walked the line, have avoided electromagnetic interference between the two.

According to the utility model discloses an embodiment, walk flat pipe 110 of line and include first flat pipe 118 and the flat pipe 120 of second, the both ends of first flat pipe 118 and the both ends of the flat pipe 120 of second communicate respectively in low pressure inlet wire end 106 and low pressure outlet wire end 108.

Referring to fig. 2, in the embodiment of the present invention, the flat routing pipe 110 includes the first flat pipe 118 and the second flat pipe 120, the first flat pipe 118 and the second flat pipe 120 are independent of each other, so that when the low voltage cable passes through the first flat pipe 118 and the second flat pipe 120, the low voltage cables with different functions can be respectively arranged, and electromagnetic interference generated between the low voltage cables with different functions is avoided. Of course, in some other embodiments, more flat routing tubes 110 may be disposed between the first routing portion 112 and the second routing portion 114 to pass through low-voltage cables with different functions.

With continued reference to fig. 2, according to an embodiment of the present invention, a first flange 122 is disposed at a connection position between the first flat pipe 118 and the first routing portion 112 and the second routing portion 114, and a second flange 124 is disposed at a connection position between the second flat pipe 120 and the first routing portion 112 and the second routing portion 114.

In order to facilitate the installation of the first flat tube 118 and the second flat tube 120, a first flange 122 is provided at a connection position of the first flat tube 118 and the first and

second routing portions

112 and 114. A second flange 124 is provided at a connection position of the second flat tube 120 with the first routing portion 112 and the second routing portion 114. Through the arrangement, maintenance personnel can conveniently disassemble and assemble the first flat pipe 118 and the second flat pipe 120, and further the disassembly and assembly maintenance efficiency of the first flat pipe 118 and the second flat pipe 120 is improved.

Referring to fig. 2, according to an embodiment of the present invention, a ground wire 126 is disposed between the first flat tube 118 and the second flat tube 120. With this arrangement, an electric shock accident due to the electrification of the housing caused by the insulation damage of the inverter base 100 can be avoided.

According to an embodiment of the present invention, the wire-guiding partition comprises a first partition 128 and a second partition 130, and two ends of the first partition 128 and two ends of the second partition 130 are respectively connected to the high-voltage wire-inlet end 102 and the high-voltage wire-outlet end 104.

Referring to fig. 2 and 3, the first partition 128 is disposed in the first wire routing portion 112, the second partition 130 is disposed in the second wire routing portion 114, meanwhile, two ends of the first partition 128 are communicated with the high voltage wire inlet end 102 and the high voltage wire outlet end 104, and two ends of the second partition 130 are also communicated with the high voltage wire inlet end 102 and the high voltage wire outlet end 104, which can facilitate the routing of the high voltage cable.

An embodiment of the second aspect of the present invention provides an electrical device, including high-voltage distribution box, low-voltage distribution box and the above-mentioned cable reversing device, the high-voltage distribution box is connected with high-voltage incoming line end 102 or high-voltage outgoing line end 104, and the low-voltage distribution box is connected with low-voltage incoming line end 106 or low-voltage outgoing line end 108.

According to the utility model discloses the electrical equipment that the embodiment of second aspect provided, through setting up foretell cable switching-over device, not only reduced electrical equipment's area, can also avoid the electromagnetic interference between the cable among the electrical equipment.

The high voltage distribution box may be connected to the high voltage inlet terminal 102 or the high voltage outlet terminal 104 via a high voltage side trunk line, and the low voltage distribution box may be connected to the low voltage inlet terminal 106 or the low voltage outlet terminal 108 via a low voltage side trunk line.

The utility model discloses the vehicle that third aspect embodiment provided can be rail vehicle, for example subway, motor car etc..

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The cable reversing device is characterized by comprising a reversing base (100), wherein a high-voltage wire inlet end (102), a high-voltage wire outlet end (104), a low-voltage wire inlet end (106) and a low-voltage wire outlet end (108) are respectively arranged on two opposite sides of the reversing base (100), the high-voltage wire inlet end (102) and the low-voltage wire outlet end (108) are arranged oppositely, the low-voltage wire inlet end (106) and the high-voltage wire outlet end (104) are arranged oppositely, a wiring flat pipe (110) is arranged between the low-voltage wire inlet end (106) and the low-voltage wire outlet end (108), and a wiring partition plate is arranged between the high-voltage wire inlet end (102) and the high-voltage wire outlet end (104).

2. The cable diverting device according to claim 1, characterized in that the diverting base (100) comprises a first wire running portion (112), a second wire running portion (114) and a connecting portion (116) connected between the first wire running portion (112) and the second wire running portion (114);

the low-voltage wire inlet end (106) and the high-voltage wire outlet end (104) are arranged on two opposite sides of the first wire routing part (112), and the high-voltage wire inlet end (102) and the low-voltage wire outlet end (108) are arranged on two opposite sides of the second wire routing part (114);

the routing flat tube (110) is connected between the first routing portion (112) and the second routing portion (114), and the routing clapboard is arranged in the connecting portion (116).

3. The cable reversing device according to claim 2, wherein the flat routing tube (110) comprises a first flat tube (118) and a second flat tube (120), and two ends of the first flat tube (118) and two ends of the second flat tube (120) are respectively communicated with the low-voltage wire inlet end (106) and the low-voltage wire outlet end (108).

4. A cable diverting device according to claim 3, characterized in that a first flange (122) is provided at the connection of the first flat tube (118) with the first and second running portions (112, 114), and a second flange (124) is provided at the connection of the second flat tube (120) with the first and second running portions (112, 114).

5. A cable diverting device according to claim 3, characterized in that a ground connection (126) is provided between the first flat tube (118) and the second flat tube (120).

6. The cable diverting device according to claim 2, wherein the routing partition comprises a first partition (128) and a second partition (130), and two ends of the first partition (128) and two ends of the second partition (130) are respectively communicated with the high-voltage wire inlet end (102) and the high-voltage wire outlet end (104).

7. A cable diverting device according to any of claims 1 to 6, characterized in that a lifting lug (132) is provided on the diverting base (100).

8. Cable diverting device according to any of claims 1 to 6, characterized in that the diverting base (100) is made of an insulating material.

9. Electrical installation, characterized by a high-voltage distribution box connected to the high-voltage inlet (102) or outlet (104) and a low-voltage distribution box connected to the low-voltage inlet (106) or outlet (108), and by a cable reversing device according to any one of claims 1 to 8.

10. A vehicle, characterized by comprising a cable diverting device according to any of claims 1 to 8 or an electrical apparatus according to claim 9.