CN216332016U - Train and ventilation filter screen device thereof - Google Patents
Train and ventilation filter screen device thereof Download PDFInfo
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- CN216332016U CN216332016U CN202123282115.9U CN202123282115U CN216332016U CN 216332016 U CN216332016 U CN 216332016U CN 202123282115 U CN202123282115 U CN 202123282115U CN 216332016 U CN216332016 U CN 216332016U
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- filter screen
- screen assembly
- screen
- mounting
- ventilation
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Abstract
The utility model discloses a train and a ventilation filter screen device thereof, wherein the ventilation filter screen device comprises an installation frame and a filter screen component, the installation frame is used for being installed with a skirt board of an equipment cabin, and the filter screen component is installed on the installation frame; still include electric heat tracing, electric heat tracing with installation frame relatively fixed, electric heat tracing's area covers the filter screen place face of filter screen subassembly has add electric heat tracing in this ventilation filter screen device, melts the ice and snow of gathering through heating the filter screen, can effectively prevent to block up the filter screen, ensures the ventilation cooling to equipment under-deck equipment.
Description
Technical Field
The utility model relates to the technical field of railway vehicles, in particular to a train and a ventilation filter screen device thereof.
Background
When the train runs in ice and snow weather, accumulated snow is easy to gather on the ventilation filter screen of the apron board, and therefore a tuyere is blocked. At a period of time after the train stops powering off, the air temperature in the equipment cabin is higher, although the accumulated snow on the ventilation filter screen can be melted, the melted accumulated snow is easy to freeze and adhere to the ventilation filter screen in the low-temperature environment of ice and snow weather, so that the air inlet is blocked, and the ventilation and heat dissipation of the equipment are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a train and a ventilation filter screen device thereof, wherein the ventilation filter screen device is additionally provided with electric tracing, accumulated ice and snow are melted by heating the filter screen, the filter screen can be effectively prevented from being blocked, and ventilation and heat dissipation of equipment in an equipment cabin are ensured.
In order to solve the technical problem, the utility model provides a ventilation filter screen device of a train, which comprises an installation frame and a filter screen assembly, wherein the installation frame is used for being installed with a skirt board of an equipment compartment, and the filter screen assembly is installed on the installation frame; still include the electric heat tracing, the electric heat tracing with the installation frame is relatively fixed, the area of electric heat tracing covers the filter screen place face of filter screen subassembly.
The utility model discloses a ventilation filter screen device of train that provides installs electric heat tracing on the installation frame, and the train is when sleet weather moves, and after gathering ice and snow on the ventilation filter screen, usable electric heat tracing heats and melts the ice and snow that gathers, avoids ice and snow to remain on the ventilation filter screen, blocks up the filter screen, can play better ice-melt effect, ensures the ventilation cooling to equipment in the equipment compartment.
The ventilation filter screen device comprises a filter screen assembly, wherein the filter screen assembly comprises one or more layers of filter screen structures, and the electric tracing is arranged on the inner side of the outermost layer of filter screen structures.
The electric tracing is arranged on the inner side of the outermost filter screen structure, and only ice and snow are accumulated on the outermost filter screen structure and are melted, so that the ice and snow are prevented from entering the filter screen device, and the anti-blocking effect is better.
The ventilation screen assembly as described above, the screen assembly comprising a screen structure and a mechanical filter, the electrical trace being located between the outermost screen structure and the mechanical filter.
The ventilation screen assembly as described above, wherein the electrical trace is mounted on the mechanical filter.
The ventilation screen assembly as described above, wherein the electrical trace is removably connected to the screen assembly and/or the mounting frame.
The electric tracing is detachably connected with the filter screen assembly, so that the electric tracing can be detached in summer or other seasons without melting accumulated ice and snow.
The ventilation filter screen device comprises a mounting frame and an electric heat tracing sheet, wherein the electric heat tracing sheet is mounted on the mounting frame; the mounting bracket with be equipped with detachable connection structure between the outmost filter screen structure.
According to the ventilation filter screen device, the mounting seat is arranged at the top of the mounting frame, the mounting lug plate extending upwards is arranged at the top of the outermost filter screen structure, and the mounting lug plate is connected with the mounting seat through the fastening piece penetrating through the mounting holes of the mounting frame and the mounting seat.
According to the ventilation filter screen device, the two side edges of the mounting rack are provided with the side extension plates extending towards the direction of the outermost filter screen structure, the bottom edge of the mounting rack is provided with the turnover plates extending upwards, and the two side extension plates and the turnover plates form an accommodating space for accommodating the outermost filter screen structure.
The ventilation screen apparatus as described above, further comprising a controller in communication with the electric trace, the controller being configured to activate or deactivate the electric trace.
The utility model also provides a train, which comprises an equipment compartment and a ventilation filter screen device arranged on the skirt board of the equipment compartment, wherein the ventilation filter screen device is any one of the ventilation filter screen devices.
Since the ventilation filter screen device has the technical effects, a train comprising the ventilation filter screen device has the same technical effects, and the technical effects are not repeatedly discussed.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a ventilation screen assembly for a train according to the present invention;
FIG. 2 is an exploded view of the ventilation screen assembly of FIG. 1;
FIG. 3 is a partial enlarged view of portion A of FIG. 1;
FIG. 4 is a partial enlarged view of the portion B in FIG. 1;
fig. 5 is a partially enlarged view of a portion C in fig. 2.
Description of reference numerals:
the installation frame 10, the filter screen subassembly 20, outermost filter screen structure 21, installation otic placode 211, inboard filter screen structure 22, mounting panel 221, electric heat tracing 30, mounting bracket 31, mount pad 311, side extension board 312, turn over board 313, go up extension board 314, lower extension board 315, electric heat tracing piece 32, fastener 40.
Detailed Description
In order that those skilled in the art will better understand the disclosure, the utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.
For ease of understanding and clarity of description, the following description is provided in conjunction with a train and its vent screen assembly, and the beneficial effects will not be repeated.
The equipment compartment of the train is used for installing equipment of each train, an opening is formed in a skirt board of the equipment compartment, and a ventilation filter screen device is installed at the opening so as to facilitate ventilation and heat dissipation of the equipment in the equipment compartment. The emphasis herein is on improvements to vent screen arrangements.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of an embodiment of a ventilation filter screen device of a train according to the present invention; fig. 2 is an exploded view of the vent screen assembly of fig. 1.
In this embodiment, a ventilation screen apparatus for a train includes a mounting frame 10, a screen assembly 20, and an electric trace 30, wherein the mounting frame 10 is used for mounting to a skirt of an equipment compartment of the train, the screen assembly 20 is mounted on the mounting frame 10, and the electric trace 30 is fixed to the mounting frame 10, wherein an area of the electric trace 30 can cover a screen area of the screen assembly 20.
This ventilation filter screen device installs electric heat tracing 30 on installation frame 10, the train is when sleet weather moves, gather the ice and snow back on the filter screen subassembly 20, usable electric heat tracing 30 heating melts the ice and snow that gathers, avoid ice and snow to remain on the ventilation filter screen, block up the filter screen, the area of electric heat tracing 30 covers the filter screen place face of filter screen subassembly 20 basically, can play better ice-melt effect, avoid the local of filter screen place face to remain and store up ice and snow, ensure the ventilation cooling to equipment under-deck equipment.
Generally speaking, the screen assembly 20 of the ventilation screen device includes a multi-layer screen structure, and fig. 2 illustrates a schematic diagram of a two-layer screen structure, and at this time, the electric heat trace 30 is disposed inside the outermost screen structure 21, that is, in fig. 2, the electric heat trace 30 is located between the outermost screen structure 21 and the inner screen structure 22, and when the screen assembly 20 includes more than three screen structures, the electric heat trace 30 is also disposed inside the outermost screen structure 21, that is, the outermost screen structure, the electric heat trace 30, the second screen structure and the innermost screen structure are sequentially arranged from outside to inside.
Of course, the screen assembly 20 of the ventilation screen assembly may be provided with only one screen structure, and in this case, the electric trace 30 is located inside the screen structure.
As the arrangement, when accumulated snow is accumulated, the electric tracing 30 can relatively quickly melt the accumulated snow, so that the vent of the filter screen is prevented from being blocked, and the heat dissipation effect on the equipment is ensured.
In other embodiments, the screen assembly 20 includes a screen structure and a mechanical filter, in which case the electrical trace 30 may be disposed between the outermost screen structure 21 and the mechanical filter, and in particular, the electrical trace 30 may be mounted on the mechanical filter. The structure of the mechanical filter is not limited, and the mechanical filter may be any existing mechanical filter.
In a specific scheme, the electric tracing 30 is detachably connected with the filter screen assembly 20, and/or the electric tracing 30 is detachably connected with the mounting frame 10, namely the electric tracing 30 is detachable from the ventilation filter screen device, so that the electric tracing 30 can be detached in summer or in seasons without ice and snow accumulation, and the electric tracing 30 can be installed on the ventilation filter screen device to be flexibly processed when needed.
Referring to fig. 3 to 5 together, fig. 3 is a partially enlarged view of a portion a in fig. 1; FIG. 4 is a partial enlarged view of the portion B in FIG. 1; fig. 5 is a partially enlarged view of a portion C in fig. 2.
In this embodiment, the electric heat tracing 30 comprises a mounting frame 31 and an electric heat tracing sheet 32 disposed on the mounting frame 31, a detachable connection structure is disposed between the mounting frame 31 and the outermost filter screen structure 21, and a detachable connection structure is disposed between the mounting frame 31 and the mounting frame 10, so that the electric heat tracing 30, the outermost filter screen structure 21 and the mounting frame 10 can be mounted and connected together.
Specifically, the mounting frame 31 is generally a rectangular frame structure, two sides of the mounting frame have side extension plates 312 extending towards the direction of the outermost filter screen structure 21, the bottom side of the mounting frame has a turnover plate 313 extending upwards, the two side extension plates 312 and the turnover plate 313 form an accommodating space for accommodating the outermost filter screen structure 21, the side extension plates 312 and the turnover plate 313 have a limiting effect on the outermost filter screen structure 21, and the mounting frame are convenient for positioning the outermost filter screen structure 21.
It will be appreciated that the flap 313 acts as a stop for the outermost screen structure 21, as shown in figure 4, and should not be at a height which would obscure the screen of the outermost screen structure 21 from interfering with ventilation.
Specifically, the top of the outermost filter screen structure 21 is provided with an upward extending mounting ear plate 211, the top of the mounting frame 31 of the electric trace heating 30 is provided with a mounting seat 311, the mounting seat 311 and the mounting ear plate 211 are provided with mounting holes corresponding in position, the outermost filter screen structure 21 and the mounting frame 31 are connected through a fastening member 40 penetrating through the mounting holes of the mounting ear plate 211 and the mounting seat 311, and the fastening member 40 may be a screw or the like.
Obviously, the mounting seat 311 of the mounting frame 31 is arranged close to the outer side, i.e. close to the side of the outermost screen structure 21.
The top of the mounting frame 31 near one side of the mounting frame 10 may be provided with an upper extension plate 314 extending upward as shown in fig. 3, and the bottom near one side of the mounting frame 10 may be provided with a lower extension plate 315 extending downward as shown in fig. 5; the upper extension plate 314 may be connected to the mounting frame 10 by fasteners such as screws or bolts penetrating the upper extension plate, and the lower extension plate 315 may be connected to the mounting frame 10 by fasteners such as screws or bolts penetrating the lower extension plate, of course, the mounting frame 10 is provided with mounting holes at corresponding positions.
Of course, a separate connection between the inner screen structure 22 and the mounting frame 10 is also possible.
In this embodiment, the electric tracing 30 may be powered by a power source on the train, and may be powered by a power source such as DC110V, AC220V, AC380V, etc. according to the specific situation of the train.
When a mechanical filter is provided, the mechanical filter may be installed at a side of the installation frame 31 of the aforementioned electric tracing 30 close to the installation frame 10.
In this embodiment, a controller may also be provided in communication with the electric trace 30, and the controller may activate or deactivate the electric trace 30 to select whether to activate the electric trace 30 based on actual operating requirements. The controller can be considered as independent operation control, and can also be integrated in the vehicle control unit and is specifically arranged according to the requirement.
It should be noted that, the above-mentioned directional terms refer to directions relatively far away from the inside of the equipment compartment, and refer to directions relatively close to the inside of the equipment compartment, and the upper, top, lower, bottom, etc. are all based on the directions of the train in the normal driving state.
The train and the ventilation filter screen device thereof provided by the utility model are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. The ventilation filter screen device of the train comprises a mounting frame and a filter screen assembly, wherein the mounting frame is used for being mounted with a skirt board of an equipment compartment, and the filter screen assembly is mounted on the mounting frame; the electric heat tracing device is characterized by further comprising an electric heat tracing, wherein the electric heat tracing is relatively fixed with the mounting frame, and the area of the electric heat tracing covers the surface where the filter screen of the filter screen assembly is located.
2. The vent screen assembly of claim 1, wherein the screen assembly comprises one or more layers of screen structure, and the electrical trace is disposed on an inner side of an outermost layer of screen structure.
3. The vent screen assembly of claim 1, wherein the screen assembly comprises a screen structure and a mechanical filter, and wherein the electrical trace is located between the outermost screen structure and the mechanical filter.
4. The vent screen assembly of claim 3, wherein the electrical trace is mounted on the mechanical filter.
5. A ventilation screen assembly according to any of claims 2 to 4, wherein the electrical trace is removably connected to the screen assembly and/or the mounting frame.
6. The vent screen assembly of claim 5, wherein the electrical trace heat comprises a mounting bracket and an electrical trace heat tab, the electrical trace heat tab being mounted on the mounting bracket; the mounting bracket with be equipped with detachable connection structure between the outmost filter screen structure.
7. The vent screen assembly of claim 6, wherein the top of the mounting bracket defines a mounting seat, the top of the outermost screen structure defines an upwardly extending mounting ear, and the mounting ear and the mounting seat are connected by fasteners extending through mounting holes in the mounting seat.
8. The air vent screen assembly of claim 6, wherein the two sides of the frame have side extension panels extending in a direction toward the outermost screen structure, the bottom edge of the frame has upwardly extending flap panels, and the two side extension panels and the flap panels form a receiving space for receiving the outermost screen structure.
9. The vent screen apparatus of any of claims 1-4, further comprising a controller in communication with the electric trace, the controller configured to activate or deactivate the electric trace.
10. A train comprising an equipment compartment and a ventilation screen assembly mounted on a skirt of said equipment compartment, wherein said ventilation screen assembly is as defined in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123282115.9U CN216332016U (en) | 2021-12-23 | 2021-12-23 | Train and ventilation filter screen device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123282115.9U CN216332016U (en) | 2021-12-23 | 2021-12-23 | Train and ventilation filter screen device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216332016U true CN216332016U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123282115.9U Active CN216332016U (en) | 2021-12-23 | 2021-12-23 | Train and ventilation filter screen device thereof |
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| Country | Link |
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| CN (1) | CN216332016U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090048A (en) * | 2022-05-18 | 2022-09-23 | 中车大连电力牵引研发中心有限公司 | Air inlet filter screen of high and cold rail transit vehicle equipment |
-
2021
- 2021-12-23 CN CN202123282115.9U patent/CN216332016U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090048A (en) * | 2022-05-18 | 2022-09-23 | 中车大连电力牵引研发中心有限公司 | Air inlet filter screen of high and cold rail transit vehicle equipment |
| CN115090048B (en) * | 2022-05-18 | 2024-05-24 | 中车大连电力牵引研发中心有限公司 | Air inlet filter screen of high and cold rail transit vehicle equipment |
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