CN116985857A - Railway vehicle and ventilation device thereof - Google Patents
Railway vehicle and ventilation device thereof Download PDFInfo
- Publication number
- CN116985857A CN116985857A CN202311218275.8A CN202311218275A CN116985857A CN 116985857 A CN116985857 A CN 116985857A CN 202311218275 A CN202311218275 A CN 202311218275A CN 116985857 A CN116985857 A CN 116985857A
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- Prior art keywords
- air inlet
- box
- air outlet
- valve
- air
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- 238000009423 ventilation Methods 0.000 title claims abstract description 50
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D27/00—Heating, cooling, ventilating, or air-conditioning
- B61D27/009—Means for ventilating only
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model belongs to the technical field of railway vehicle ventilation equipment, and mainly relates to a railway vehicle and a ventilation device thereof. The ventilation device comprises a fan, a linkage valve mechanism, an air inlet box and an air outlet box; the air inlet of the air inlet box is connected with the air inlet of the air outlet box; the linkage valve mechanism is used for controlling the two air inlet and outlet of the air box and the two air inlet and outlet of the air box; the linkage valve mechanism further includes an output shaft for simultaneously controlling rotation of the first valve member and the second valve member to place the ventilation device in a closed state or a ventilation state. The ventilation device is arranged on the railway vehicle. According to the utility model, the first valve component and the second valve component are connected through the output shaft, and the first valve plate and the second valve plate are controlled to be opened or closed simultaneously, so that the closing effect can be ensured no matter the wind power of the air inlet box side is large or the wind power of the air outlet box side is large.
Description
Technical Field
The utility model belongs to the technical field of railway vehicle ventilation equipment, and mainly relates to a railway vehicle and a ventilation device thereof.
Background
When more people are on the railway vehicle, the indoor air cannot be kept fresh and clean without timely ventilation, so that the indoor air quality is reduced.
The Chinese patent with the publication number of CN206959283U discloses an air duct switching valve and a fresh air system using the air duct switching valve, wherein two rotating devices are arranged on the valve body, the rotating devices respectively control the rotating angles of a first air door and a second air door, and the first air door and the second air door are rotated to respectively control the opening and closing degrees of the first air duct opening and the second air duct opening. This patent has the following disadvantages: one valve controls one ventilation opening, and the condition that wind power is too large exists and one valve is not easy to control the ventilation opening.
Disclosure of Invention
The utility model provides a ventilation device, which solves the problem that one valve is not easy to control one ventilation opening when wind power is too large in the prior art.
The utility model also provides a railway vehicle, which solves the problem that one valve is not easy to control one ventilation opening when the wind power is too large in the prior art.
In order to solve the problems, the utility model adopts the following technical scheme:
the ventilation device comprises a fan, a linkage valve mechanism, an air inlet box and an air outlet box, wherein the air inlet box is provided with an air inlet of the air inlet box and an air outlet of the air inlet box communicated with the air inlet of the air inlet box; the air outlet box is provided with an air outlet box air outlet and an air outlet box air inlet communicated with the air outlet box air outlet, wherein the air inlet box air outlet is connected with the air outlet box air inlet, and the fan is used for controlling the flow of air;
the linkage valve mechanism comprises a first valve component rotatably mounted on the air inlet box and a second valve component rotatably mounted on the air outlet box, wherein the first valve component is used for controlling the opening or closing of the air outlet of the air inlet box, and the second valve component is used for controlling the opening or closing of the air inlet of the air outlet box; the linkage valve mechanism also comprises an output shaft which is hinged with the first valve component and the second valve component at the same time, and the output shaft is used for controlling the rotation of the first valve component and the second valve component at the same time so as to enable the air inlet of the air inlet box and the air outlet box to be closed at the same time, thereby enabling the ventilation device to be in a closed state; the output shaft is also used for controlling the first valve component and the second valve component to rotate so as to enable the air inlet of the air inlet box to be communicated with the air inlet of the air outlet box, and therefore the ventilation device is in a ventilation state.
Has the following beneficial effects: according to the utility model, the first valve component and the second valve component are connected through the output shaft, and the first valve plate and the second valve plate are controlled to be opened or closed simultaneously, so that the closing effect can be ensured no matter the wind power of the air inlet box side is large or the wind power of the air outlet box side is large.
Further, the air inlet box and the air outlet box are arranged in a straight line, and the air outlet of the air inlet box is arranged opposite to and connected with the air inlet of the air outlet box;
the first valve component comprises a first valve rod rotatably arranged on the air inlet box, a first connecting piece and a first valve plate are fixedly arranged on the first valve rod, and the first connecting piece is directly hinged with the output shaft;
the second valve component comprises a second valve rod which is rotatably arranged on the air outlet box, a second connecting piece and a second valve plate are fixedly arranged on the second valve rod, a connecting rod is connected between the second connecting piece and the output shaft, two ends of the connecting rod are respectively hinged with the second connecting piece and the output shaft in a corresponding mode, and the connecting rod extends obliquely from the output shaft to the second connecting piece, so that the first valve component and the second valve component rotate in opposite directions.
Further, a first fixing rod is arranged on the air outlet box, a second fixing rod is arranged on the second connecting piece, and the first fixing rod is connected with the second fixing rod through a tension spring.
Has the following beneficial effects: through setting up the extension spring, can make the second valve plate have bigger pressure to the port that needs to close, and then can produce better leakproofness.
Further, a first sliding groove is formed in the first connecting piece, and a first sliding pin sliding in the first sliding groove is arranged on the output shaft;
the second connecting piece is provided with a second sliding groove, and the connecting rod is provided with a second sliding pin sliding in the second sliding groove.
Further, be equipped with proximity sensor on the inlet box, be equipped with the sensing plate on the output shaft, when the sensing plate is close proximity sensor gradually, ventilation unit is transition to the closed state gradually, and when the sensing plate is kept away from proximity sensor gradually, ventilation unit is transition to the ventilation state gradually.
Has the following beneficial effects: when the proximity sensor senses the sensing plate, the first valve plate and the second valve plate are indicated to be sealed with corresponding ports, so that the output shaft stops moving, and the safety of the device is guaranteed.
A railway vehicle comprising the ventilation device.
Drawings
The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present utility model will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. In the drawings, embodiments of the utility model are illustrated by way of example and not by way of limitation, and like reference numerals refer to similar or corresponding parts and in which:
fig. 1 is a schematic view of the structure of a ventilation device in a ventilation state (embodiment 1);
FIG. 2 is a schematic view of the structure of the ventilating device in a ventilating state (example 1) (inlet box, outlet box, blower are not shown);
FIG. 3 is a schematic view of the linkage valve mechanism in a ventilation state (embodiment 1);
fig. 4 is a schematic view of the structure of the ventilation device in a closed state (embodiment 1);
FIG. 5 is a schematic view of the structure of the ventilator in the closed state (example 1) (inlet box, outlet box, blower are not shown);
FIG. 6 is a schematic view of the linkage valve mechanism in the closed state (embodiment 1);
FIG. 7 is a partial enlarged view (embodiment 1) at A in FIG. 6;
FIG. 8 is a partial enlarged view at B in FIG. 6 (example 1);
fig. 9 is a schematic view of the structure (embodiment 2) (fan not shown) of the ventilator in the closed state;
fig. 10 is a schematic view of the structure (embodiment 2) of the ventilator in the closed state (fan not shown).
Reference numerals illustrate:
1. a reciprocating linear mechanism; 2. a first air inlet; 3. a first fixing rod; 4. a tension spring; 5. a second fixing rod; 6. a second air outlet; 7. a wind outlet box; 8. a second air inlet; 9. a first air outlet; 10. a blower; 11. an air inlet box; 12. an induction plate; 13. a first connector; 14. a connecting rod; 15. a second connector; 16. a second valve plate; 17. a proximity sensor; 18. a first valve plate; 19. an output shaft; 20. a first valve stem; 21. a second valve stem; 22. a third chute; 23. a third slide pin; 24. a first chute; 25. a first slide pin; 26. a second chute; 27. and a second sliding pin.
Detailed Description
The following description of the embodiments of the present utility model will be made more complete and clear to those skilled in the art by reference to the figures of the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Various non-limiting embodiments of the utility model are described in detail below. Any number of elements in the figures are for illustration and not limitation, and any naming is used for distinction only and not for any limiting sense.
Example 1
1-6, a ventilation device is provided with a ventilation state (shown in FIGS. 1-3) and a closed state (shown in FIGS. 4-6), wherein the ventilation state refers to that air extracted from the outside can enter the interior of a railway vehicle, and the closed state refers to that the air from the outside can not enter the interior of the railway vehicle.
The ventilation device comprises a fan 10 for controlling air flow in the ventilation device, a linkage valve mechanism, an air inlet box 11 and an air outlet box 7, wherein the fan 10 is connected with a first air inlet 2 of the air inlet box 11, a first air outlet 9 of the air inlet box 11 is connected with a second air inlet 8 of the air outlet box 7, the second air outlet 6 is communicated with the interior of a railway vehicle, and the second air inlet 8 and the first air outlet 9 are oppositely arranged.
The linkage valve mechanism comprises a reciprocating linear mechanism 1, a first valve component rotatably mounted on an air inlet box 11 and a second valve component rotatably mounted on an air outlet box 7, wherein the reciprocating linear mechanism 1 can be one of a hydraulic cylinder, an electric push rod and an air cylinder. The inlet box 11 and the outlet box 7 in this embodiment are not installed in a staggered manner, and the installation positions thereof are on the same straight line.
The first valve component comprises a first valve plate 18 and a first valve rod 20 fixedly connected with the first valve plate 18, meanwhile, the first valve rod 20 is rotatably assembled on the air inlet box 11, and is fixedly connected with the first valve rod 20, the first connecting piece 13 is slidably hinged with an output shaft 19 of the reciprocating linear mechanism 1, and the first valve component is used for controlling opening or closing of a first air outlet 9 on the air inlet box 11, wherein the diameter of the first valve plate 18 is larger than that of the first air outlet 9.
The second valve component comprises a second valve plate 16 and a second valve rod 21 fixedly connected with the second valve plate 16, meanwhile, the second valve rod 21 is rotatably assembled on the air outlet box 7, and is fixedly connected with a second connecting piece 15 of the second valve rod 21, one end of a connecting rod 14 is hinged in a sliding mode by the second connecting piece 15, the other end of the connecting rod 14 is hinged with an output shaft 19 of the reciprocating linear mechanism 1, the second valve component is used for controlling opening or closing of a second air inlet 8 on the air outlet box 7, and the diameter of the second valve plate 16 is larger than that of the second air inlet 8.
The output shaft 19 of the reciprocating linear mechanism 1 is slidably hinged with a first valve component, a connecting rod 14 is connected between the second connecting piece 15 and the output shaft 19, two ends of the connecting rod 14 are respectively correspondingly hinged with the second connecting piece 15 and the output shaft 19, and the connecting rod 14 is obliquely extended from the output shaft 19 to the second connecting piece 15 so as to enable the first valve component and the second valve component to rotate in opposite directions.
The reciprocating linear mechanism 1 can enable the first valve component and the second valve component to simultaneously close the second air inlet 8 and the first air outlet 9, so that the ventilation device is in a closed state, that is, outside air cannot enter the interior of the railway vehicle, or simultaneously open the second air inlet 8 and the first air outlet 9, so that the ventilation device is in a ventilation state, that is, outside air can enter the interior of the railway vehicle. According to the utility model, the first valve component and the second valve component are connected through the output shaft, and the first valve plate and the second valve plate are controlled to be opened or closed simultaneously, so that the closing effect can be ensured no matter the wind power of the air inlet box side is large or the wind power of the air outlet box side is large.
As shown in fig. 7-8, the first connecting piece 13 is provided with a first chute 24, and the output shaft 19 is provided with a first sliding pin 25 sliding in the first chute 24, so that when the output shaft 19 moves, the first connecting piece 13 is driven to move, and then the first valve plate 18 is driven to move, and then the first air outlet 9 is opened or closed; the second connecting piece 15 is provided with a second sliding groove 26, and the connecting rod 14 is provided with a second sliding pin 27 sliding in the second sliding groove 26, so that when the output shaft 19 moves, the second connecting piece 15 is driven to move, and the second valve plate 16 is driven to move, so that the second air inlet 8 is opened or closed.
The first fixing rod 3 is welded on the air outlet box 7, the second fixing rod 5 is arranged on the second connecting piece 15, and the first fixing rod 3 is connected with the second fixing rod 5 through the tension spring 4. By providing the tension spring 4, the second valve plate 16 can have a larger pressure on the port to be closed, and thus can generate better tightness.
The air inlet box 11 is provided with a proximity sensor 17, the output shaft 19 of the reciprocating linear mechanism 1 is provided with a sensing plate 12, when the sensing plate 12 gradually approaches the proximity sensor 17, the ventilation device gradually transits to a closed state, and when the sensing plate 12 gradually moves away from the proximity sensor 17, the ventilation device gradually transits to a ventilation state. When the proximity sensor 17 senses the sensing plate 12, it indicates that the first valve plate 18 has sealed the first air outlet 9, the second valve plate 16 has sealed the second air inlet 8, and at this time, the reciprocating linear mechanism 1 will stop moving, and the ventilation device is in a closed state at this time, and meanwhile, the safety of the device is ensured.
Both sides of the first valve plate 18 and the second valve plate 16 are provided with sealing elements, which may be rubber sealing rings, so as to ensure tightness when the first valve plate 18 and the second valve plate 16 are closed, and the sealing elements can be better sealed, so that tightness is ensured.
A railway vehicle having a ventilating device which is identical in structure to the ventilating device.
The working process of the utility model is as follows:
when the ventilation device is in a ventilation state, the reciprocating linear mechanism 1 moves, the first valve plate 18 opens the first air outlet 9 on the air inlet box 11, and the second valve plate 16 opens the second air inlet 8 on the air outlet box 7, so that external air can enter the interior of the railway vehicle.
When the ventilation device is required to be in a closed state, the reciprocating linear mechanism 1 moves until the proximity sensor 17 senses the sensing plate 12, the reciprocating linear mechanism 1 stops moving, the first valve plate 18 closes the first air outlet 9 on the air inlet box 11, meanwhile, the second valve plate 16 closes the second air inlet 8 on the air outlet box 7, and at the moment, the outside air cannot enter the interior of the railway vehicle.
Example 2
As shown in fig. 9 to 10, the present embodiment is different from embodiment 1 in that the air inlet box 11 and the air outlet box 7 are installed in a staggered manner, the installation positions thereof are not on the same straight line, and the output shaft 19 of the reciprocating straight line mechanism 1 is not hinged with the connecting rod 14, but the output shaft 19 is directly hinged with the second connecting piece 15. The output shaft 19 of the reciprocating linear mechanism 1 is provided with a third sliding pin 23, the second connecting piece 15 is provided with a third sliding groove 22, the third sliding pin 23 is located inside the third sliding groove 22, and the third sliding pin 23 can slide in the third sliding groove 22, so that the output shaft 19 directly drives the second valve component to rotate, in the embodiment 1, the output shaft 19 drives the second valve component to rotate through the connecting rod 14, and the second valve component is indirectly driven, and the embodiment belongs to direct driving.
From the foregoing description of the present specification, it will be further understood by those skilled in the art that terms such as "upper", "lower", "front", "rear", "left", "right", "width", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate an azimuth or a positional relationship, are based on the azimuth or the positional relationship shown in the drawings of the present specification, are for convenience only in explaining aspects of the present utility model and simplifying the description, and do not explicitly or implicitly refer to devices or elements having to have the specific azimuth, be constructed and operate in the specific azimuth, and thus the azimuth or positional relationship terms described above should not be interpreted or construed as limitations of aspects of the present utility model.
In addition, in the description of the present specification, the meaning of "plurality" means at least two, for example, two, three or more, etc., unless specifically defined otherwise.
Claims (6)
1. The ventilation device is characterized by comprising a ventilation state and a closing state, wherein the ventilation device comprises a fan (10), a linkage valve mechanism, an air inlet box (11) and an air outlet box (7), and the air inlet box (11) is provided with an air inlet of the air inlet box and an air outlet of the air inlet box communicated with the air inlet of the air inlet box; the air outlet box (7) is provided with an air outlet box air outlet and an air outlet box air inlet communicated with the air outlet box air outlet, wherein the air inlet box air outlet is connected with the air outlet box air inlet, and the fan (10) is used for controlling the flow of air;
the linkage valve mechanism comprises a first valve component rotatably mounted on the air inlet box (11) and a second valve component rotatably mounted on the air outlet box (7), wherein the first valve component is used for controlling the opening or closing of the air outlet of the air inlet box, and the second valve component is used for controlling the opening or closing of the air inlet of the air outlet box; the linkage valve mechanism also comprises an output shaft (19) hinged with the first valve component and the second valve component at the same time, and the output shaft (19) is used for controlling the rotation of the first valve component and the second valve component at the same time so as to enable the air inlet of the air inlet box and the air outlet box to be closed at the same time, thereby enabling the ventilation device to be in a closed state; the output shaft (19) is also used for controlling the first valve component and the second valve component to rotate so as to enable the air inlet box air outlet to be communicated with the air outlet box air inlet, and therefore the ventilation device is in a ventilation state.
2. A ventilating device according to claim 1, characterized in that the air inlet boxes (11) and the air outlet boxes (7) are arranged in a straight line, and the air inlet box air outlets and the air outlet box air inlets are arranged opposite and connected;
the first valve component comprises a first valve rod (20) rotatably arranged on the air inlet box (11), a first connecting piece (13) and a first valve plate (18) are fixedly arranged on the first valve rod (20), and the first connecting piece (13) is directly hinged with the output shaft (19);
the second valve component comprises a second valve rod (21) rotatably mounted on the air outlet box (7), a second connecting piece (15) and a second valve plate (16) are fixedly arranged on the second valve rod (21), a connecting rod (14) is connected between the second connecting piece (15) and the output shaft (19), two ends of the connecting rod (14) are respectively hinged with the second connecting piece (15) and the output shaft (19) correspondingly, and the connecting rod (14) extends obliquely from the output shaft (19) to the second connecting piece (15) so that the first valve component and the second valve component rotate in opposite directions.
3. A ventilating device according to claim 2, characterized in that the outlet box (7) is provided with a first fixing rod (3), the second connecting piece (15) is provided with a second fixing rod (5), and the first fixing rod (3) and the second fixing rod (5) are connected through a tension spring (4).
4. A ventilating device according to claim 2, characterized in that the first connecting piece (13) is provided with a first chute (24), and the output shaft (19) is provided with a first sliding pin (25) sliding in the first chute (24);
a second sliding groove (26) is formed in the second connecting piece (15), and a second sliding pin (27) sliding in the second sliding groove (26) is arranged on the connecting rod (14).
5. A ventilating device according to any of claims 1-4, characterized in that the air inlet box (11) is provided with a proximity sensor (17), the output shaft (19) is provided with a sensing plate (12), the ventilating device is gradually transited to the closed state when the sensing plate (12) is gradually approaching the proximity sensor (17), and the ventilating device is gradually transited to the ventilating state when the sensing plate (12) is gradually far from the proximity sensor (17).
6. A railway vehicle comprising a ventilation device according to any one of the preceding claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311218275.8A CN116985857B (en) | 2023-09-21 | 2023-09-21 | Railway vehicle and ventilation device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311218275.8A CN116985857B (en) | 2023-09-21 | 2023-09-21 | Railway vehicle and ventilation device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116985857A true CN116985857A (en) | 2023-11-03 |
| CN116985857B CN116985857B (en) | 2023-12-15 |
Family
ID=88526870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311218275.8A Active CN116985857B (en) | 2023-09-21 | 2023-09-21 | Railway vehicle and ventilation device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116985857B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203627921U (en) * | 2013-12-08 | 2014-06-04 | 湖北潜江江汉环保有限公司 | Novel ventilation pneumatic cut-off valve bank |
| CN208998268U (en) * | 2018-10-18 | 2019-06-18 | 苏州市天地民防建筑设计研究院有限公司 | A kind of people's air defense ventilation duct |
| CN211041293U (en) * | 2019-11-14 | 2020-07-17 | 河南省金鑫防护设备有限公司 | Filtering ventilation defending device |
| CN213823876U (en) * | 2020-11-12 | 2021-07-30 | 广州中琦硅业有限公司 | Pipeline dust collector with self-cleaning function |
| CN217499514U (en) * | 2022-05-27 | 2022-09-27 | 南充敬业科技有限公司 | Air blowing cooling device of spinning production line |
-
2023
- 2023-09-21 CN CN202311218275.8A patent/CN116985857B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203627921U (en) * | 2013-12-08 | 2014-06-04 | 湖北潜江江汉环保有限公司 | Novel ventilation pneumatic cut-off valve bank |
| CN208998268U (en) * | 2018-10-18 | 2019-06-18 | 苏州市天地民防建筑设计研究院有限公司 | A kind of people's air defense ventilation duct |
| CN211041293U (en) * | 2019-11-14 | 2020-07-17 | 河南省金鑫防护设备有限公司 | Filtering ventilation defending device |
| CN213823876U (en) * | 2020-11-12 | 2021-07-30 | 广州中琦硅业有限公司 | Pipeline dust collector with self-cleaning function |
| CN217499514U (en) * | 2022-05-27 | 2022-09-27 | 南充敬业科技有限公司 | Air blowing cooling device of spinning production line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116985857B (en) | 2023-12-15 |
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