CN202413814U - Central ventilation system for high-speed motor train unit - Google Patents
Central ventilation system for high-speed motor train unit Download PDFInfo
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- CN202413814U CN202413814U CN2012200067968U CN201220006796U CN202413814U CN 202413814 U CN202413814 U CN 202413814U CN 2012200067968 U CN2012200067968 U CN 2012200067968U CN 201220006796 U CN201220006796 U CN 201220006796U CN 202413814 U CN202413814 U CN 202413814U
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Abstract
The utility model relates to a central ventilation system for a high-speed motor train unit, which comprises a central ventilation port and a central ventilation air duct. One end of the central ventilation air duct is connected with the central ventilation port while the other end of the central ventilation air duct is connected with an air-conditioner indoor unit, and the central ventilation port is arranged at the arc top of the train side wall. The central ventilation port is arranged at the arc top of the train side wall, and the arc top of the train side wall is high in air quality and lower in pressure fluctuation than other position of the train and has positive effect on reduction of pressure fluctuation of passenger compartments, so that air tightness of the passenger compartments can be guaranteed, and riding comfortableness of passengers can be improved.
Description
Technical field
The utility model relates to a kind of air-conditioning duct system, and particularly a kind of VMC that on more speed grade motor train unit, uses belongs to guideway vehicle air-conditioning manufacturing technology field.
Background technology
In middle and high fast motor train unit, every joint compartment generally is equipped with two air-conditioning units, and every air-conditioning unit adopts cellular structure, and air-conditioning unit complete machine is arranged in the car body bottom, also is provided with air interchanger in the car body bottom.The air-conditioning unit is connected with return air inlet with the interior air outlet of car with return airway through supply air duct; Be provided with useless exhaust outlet in the sanitary accomodation with through platform; Useless exhaust outlet is connected with air interchanger through useless air exhausting duct; Air interchanger is connected with the new wind inlet that is positioned at the car body end through the fresh flue, and new wind inlet operated by rotary motion is under the top or car of headwall.
For more speed grade motor train unit; No matter be speed or project organization; All with vehicle in the past bigger difference is arranged, the air conditioner fresh air system of existing motor train unit can't satisfy the higher requirement to blow in air-tightness and the car homogeneity, cleanliness, therefore has only to the suitable VMC of the actual conditions development and design of high-speed grade motor train unit; Just can make air parameter, air quality and air-tightness in the guest room reach requirement, for the passenger provides comfortable traveling environment.
Summary of the invention
The utility model main purpose is to address the above problem, and provides a kind of air-tightness good, and can guarantee the EMU VMC of air quality in the guest room.
For realizing above-mentioned purpose, the technical scheme of the utility model is:
A kind of EMU VMC comprises fresh wind port and new wind air channel, and said new wind air channel one end is connected with said fresh wind port, and the other end is connected with indoor apparatus of air conditioner, and said fresh wind port is arranged on the place, arc top of car body side wall.
Further, said fresh wind port by trim board and/or rainwater disconnector and/or the new wind pressure protective valve that is used to open and close said fresh wind port form.
Further, said trim board is arranged on the outermost of said fresh wind port, on said trim board, has at least one breather port.
Further, said breather port is the punching structure, or said breather port is the air quantity adjustable structure.
Further, said rainwater disconnector is made up of framework and the labyrinth type grid that keeps off the rain, and said framework is provided with a plurality of mount pads, and said mount pad is captiveed joint with said car body side wall and/or trim board, and the said grid that keeps off the rain is fixed on the said framework.
Further, the said grid that keeps off the rain is made up of a plurality of V-arrangement baffle plates that are arranged side by side, and is provided with bending part in said baffle plate end and middle part.
Further, be provided with drain gutter in the bottom of said fresh wind port, said drain gutter is communicated with outward with car.
Further, on the diapire of said new wind air channel and said fresh wind port bonded assembly end, have a downward V-arrangement bending, in the lowermost of said bending discharge port is set, said discharge port connects drain hose, and said drain hose inserts the vehicle drainage system.
Further, it is curved that said drain hose has a U-shaped.
Further, be connected through one section flexible pipe between said discharge port and the said drain hose.
Content to sum up; The described a kind of EMU VMC of the utility model, the arc top that fresh wind port is arranged on the car body side wall is located, and this position not only air quality is good; And fluctuation of pressure is less with respect to other position of car body; For reducing guest room internal pressure fluctuation good effect is arranged, guarantee the air-tightness of guest room, improve the comfort level that the passenger rides.
Description of drawings
Fig. 1 the utility model structural representation;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the structural representation of the utility model fresh wind port;
Fig. 4 is the A-A cutaway view of Fig. 3;
Fig. 5 is the utility model rainwater cyclone separator arrangement scheme drawing;
Fig. 6 is the cutaway view of Fig. 5;
Fig. 7 is the new wind air channel structure of a utility model scheme drawing.
Extremely shown in Figure 7 like Fig. 1, fresh wind port 1, new wind air channel 2, indoor set 3, return air blending bin 4, return airway 5; Side wall 6, trim board 7, rainwater disconnector 8, new wind pressure protective valve 9, bolt 10, breather port 11; Framework 12, the grid 13 that keeps off the rain, mount pad 14, installation frame 15, flexible pipe 16; Drain gutter 17, V-arrangement bending 18, drain hose 19, U-shaped bends 20, bolt 21.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
In more speed grade motor train unit, compartment, every joint guest room all is equipped with an air-conditioning unit, is used to regulate temperature, humidity and the freshness of air in a car compartment.The air-conditioning unit is made up of indoor set and off-premises station two parts; Off-premises station is installed under the car, and indoor set then is installed on an end in compartment, and indoor set is fixed on the floor in compartment; The air outlet of indoor set is communicated with air outlet in the compartment through supply air duct; Be used in the compartment, blowing, the return air in the compartment returns to indoor set through return airway after new wind mixes, and accomplishes wind circulation.Indoor apparatus of air conditioner 3 is communicated with outward with car through new wind air channel; Be used in the compartment, carrying at any time ozone; Guarantee the freshness of air in a car compartment, when in the compartment, carrying fresh air, a part of waste gas is discharged outside the car through the useless arranging device that is arranged in the car.
As shown in Figure 1; The EMU VMC comprises fresh wind port 1 and new wind air channel 2; One end in new wind air channel 2 is connected with fresh wind port 1, and the other end in new wind air channel 2 is connected with indoor apparatus of air conditioner 3, newly wind with carry out interchange of heat with indoor set 3 interior evaporators again after return air mixes.In more speed grade motor train unit; The ventilation inlet place of indoor set 3 can be provided with a return air blending bin 4; Return airway 5 in the compartment and new wind air channel 2 all are communicated with return air blending bin 4, and return air and new wind at first mix in return air blending bin 4, get in the indoor set 3 more together; Can reduce the noise of total system like this, improve traveling comfort by bus.
As shown in Figure 1, fresh wind port 1 is arranged on the place, arc top of car body side wall 6, and every joint compartment is provided with a fresh wind port 1 or a plurality of fresh wind port 1.The air quality at place, arc top is superior to equipment compartment place under the car; Can guarantee the air quality in the compartment; And through the lot of test checking; Arc top place fluctuation of pressure less with respect to other position of car body, for the fluctuation of pressure that reduces in the compartment good effect is arranged, these can effectively guarantee traveling comfort by bus.
Fresh wind port 1 is formed by arbitrary parts or a plurality of unit construction in trim board 7, rainwater disconnector 8, the new wind pressure protective valve 9, at fresh wind port 1 place one installation frame 15 is set, and installation frame 15 is weldingly fixed on the car body side wall 6.As shown in Figure 1, in the present embodiment, preferably at fresh wind port 1 place by car in the export-oriented car direction set gradually trim board 7, rainwater disconnector 8 and new wind pressure protective valve 9.
Wherein, As shown in Figure 4, trim board 7 is arranged on the outermost of fresh wind port 1, because trim board 7 is installed in the outside of car body; From can clearly seeing in appearance; So trim board 7 will satisfy the requirement of car body outer aesthetic after installation, trim board 7, also can be weldingly fixed on the installation frame 15 on installation frame 15 through screw retention.
As shown in Figure 3, on trim board 7, have breather port 11, to guarantee new wind suction quantity; Breather port 11 is a punching structure as shown in Figure 3; Fixedly air quantity also can adopt the adjustable structure (not shown) of flow, as adopting the throttle disk structure of adjustable size; Through the size of throttle disk opening, the suction quantity of adjustment fresh wind port 1.Throttle disk can be the one-board structure, to a side shifting, to regulate the size of opening; Also can be to adopt the double-plate structure split, split to both sides mobile, to regulate the size of opening; Can also adopt the structure of doubling plate, on doubling plate, have the through hole that is used for airiness,,, and then regulate flow with the size of adjusting through hole through regulating the displacement of staggering relatively between the doubling plate.Throttle disk can automatically regulating, also can manual regulation.
Like Fig. 5 and shown in Figure 6; Rainwater disconnector 8 is made up of framework 12 and the labyrinth type grid 13 that keeps off the rain; The keep off the rain two ends of grid 13 are weldingly fixed on the framework 12, and framework 12 is provided with a plurality of mount pads 14, and is as shown in Figure 3; Part mount pad 14 is captiveed joint with installation frame 15 through bolt 10, and a part of mount pad 14 is captiveed joint with trim board 7 through bolt 21.
As shown in Figure 6, the grid 13 that keeps off the rain is made up of a plurality of V-arrangement baffle plates that are arranged side by side, in the baffle plate end and the middle part be provided with the bending part that is hook-type; The V-shape baffle plate has been realized the staggered complementation between the slit, has changed new distinguished and admirablely through the path of grid preferably through bending part, effectively the rainwater in the new wind is separated; Can reduce the inboard amount of rainfall of suction chamber dramatically; Through experimental verification, not only can satisfy the requirement of vehicle resh air requirement, can pass through the requirement of iron target rain test simultaneously.
Be provided with drain gutter 17 in the bottom of trim board 7; Drain gutter 17 is communicated with outward with car; The rainwater that separates through the grid 13 of keeping off the rain falls into the bottom of fresh wind port 1, flows out outside the cars along drain gutter 17, avoids rainwater directly to get in the new wind pressure protective valve 9 and new wind air channel 2 of rear side.Drain gutter 17 can be opened on trim board 7, also can utilize the gap that forms between edge and the car body side wall 6 of trim board 7 bottoms as drain gutter 17.
New wind pressure protective valve 9 is fixed on the installation frame 15, and it is connected with the air-supply pipeline of vehicle, by air-supply pipeline to its air feed to control its switching.New wind pressure protective valve 9 is by the unified control of vehicle control system; When the fluctuation of car external pressure is big; New wind pressure protective valve 9 SELF CL fresh wind ports 1; The transmission of blocking-up car external pressure in car, the fluctuation of pressure in the assurance compartment improve more speed grade motor train unit travelling comfort below 800Pa/3s.
Captive joint with installation frame 15 through bolt in new wind air channel 2 and fresh wind port 1 bonded assembly end, through separating the first time of rainwater disconnector 8; Still have a small amount of rainwater and get into new wind air channel 2, get into indoor set 3 in order to avoid rainwater fully, like Fig. 1 and shown in Figure 7; On the diapire of new 2 ends, wind air channel, has a downward V-arrangement bending 18; Lowermost in V-arrangement bending 18 is provided with discharge port, and discharge port connects drain hose 19, and drain hose 19 inserts the vehicle drainage system.The rainwater that get in the new wind air channel 2 concentrate on V-arrangement bending 18 places, flow into drain hose 19 through discharge port, along drain hose 19 and vehicle drainage system under car outside the discharge car.When rainwater is flowed through drain hose 19 at the drain hose 19 outside condensation waters that produce, the warm material of bag one deck winter protection in the outside of drain hose 19.
As shown in Figure 2; Drain hose 19 is before inserting the vehicle drainage system, and it is curved 20 to have a U-shaped, and the height of U-shaped curved 20 is greater than or equals 600mm; Can prevent that car external pressure fluctuation ambient pressure when ± 6kPa from importing in the compartment through drain hose 19, further guarantees the air-tightness in the compartment.
For fear of vehicle in the high-speed cruising process; Vehicular vibration is to the influence of drain hose 19; Be connected through one section flexible pipe 16 between the discharge port of new 2 bottoms, wind air channel and the drain hose 19; Drain hose 19 is fixed through a plurality of bolts and car body side wall on the way, is used for fixing drain hose 19, avoids it in the vehicle operating process, to rock.
As stated, in conjunction with accompanying drawing and the given scheme content of embodiment, can derive the similar techniques scheme.In every case be the content that does not break away from the utility model technical scheme, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of the utility model technical scheme according to the technical spirit of the utility model.
Claims (10)
1. an EMU VMC comprises fresh wind port and new wind air channel, and said new wind air channel one end is connected with said fresh wind port, and the other end is connected with indoor apparatus of air conditioner, it is characterized in that: said fresh wind port is arranged on the place, arc top of car body side wall.
2. EMU VMC according to claim 1 is characterized in that: said fresh wind port by trim board and/or rainwater disconnector and/or the new wind pressure protective valve that is used to open and close said fresh wind port form.
3. EMU VMC according to claim 2 is characterized in that: said trim board is arranged on the outermost of said fresh wind port, on said trim board, has breather port.
4. EMU VMC according to claim 3 is characterized in that: said breather port is the punching structure, or said breather port is the air quantity adjustable structure.
5. EMU VMC according to claim 2; It is characterized in that: said rainwater disconnector is made up of framework and the labyrinth type grid that keeps off the rain; Said framework is provided with a plurality of mount pads; Said mount pad is captiveed joint with said car body side wall and/or trim board, and the said grid that keeps off the rain is fixed on the said framework.
6. EMU VMC according to claim 5 is characterized in that: the said grid that keeps off the rain is made up of a plurality of V-arrangement baffle plates that are arranged side by side, and is provided with bending part in said baffle plate end and middle part.
7. EMU VMC according to claim 2 is characterized in that: the bottom at said fresh wind port is provided with drain gutter, and said drain gutter is communicated with outward with car.
8. according to each described EMU VMC of claim 1-7; It is characterized in that: on the diapire of said new wind air channel and said fresh wind port bonded assembly end, have a downward V-arrangement bending; Lowermost in said bending is provided with discharge port; Said discharge port connects drain hose, and said drain hose inserts the vehicle drainage system.
9. EMU VMC according to claim 8 is characterized in that: it is curved that said drain hose has a U-shaped.
10. EMU VMC according to claim 8 is characterized in that: be connected through one section flexible pipe between said discharge port and the said drain hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200067968U CN202413814U (en) | 2012-01-09 | 2012-01-09 | Central ventilation system for high-speed motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200067968U CN202413814U (en) | 2012-01-09 | 2012-01-09 | Central ventilation system for high-speed motor train unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202413814U true CN202413814U (en) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200067968U Expired - Lifetime CN202413814U (en) | 2012-01-09 | 2012-01-09 | Central ventilation system for high-speed motor train unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202413814U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192840A (en) * | 2012-01-09 | 2013-07-10 | 南车青岛四方机车车辆股份有限公司 | Fresh air system of high-speed motor train unit |
| CN105835895A (en) * | 2016-03-31 | 2016-08-10 | 山东朗进科技股份有限公司 | Air conditioning system for railway vehicle and air treatment method |
| CN111824192A (en) * | 2020-07-30 | 2020-10-27 | 中车株洲电力机车有限公司 | Straight-line air exhaust and drainage structure of rail transit vehicle |
| CN111923948A (en) * | 2020-08-13 | 2020-11-13 | 中车长春轨道客车股份有限公司 | Novel air conditioning system of rail vehicle |
-
2012
- 2012-01-09 CN CN2012200067968U patent/CN202413814U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192840A (en) * | 2012-01-09 | 2013-07-10 | 南车青岛四方机车车辆股份有限公司 | Fresh air system of high-speed motor train unit |
| CN105835895A (en) * | 2016-03-31 | 2016-08-10 | 山东朗进科技股份有限公司 | Air conditioning system for railway vehicle and air treatment method |
| CN105835895B (en) * | 2016-03-31 | 2018-08-31 | 山东朗进科技股份有限公司 | Railway vehicle air conditioner system and air-treatment method |
| CN111824192A (en) * | 2020-07-30 | 2020-10-27 | 中车株洲电力机车有限公司 | Straight-line air exhaust and drainage structure of rail transit vehicle |
| CN111824192B (en) * | 2020-07-30 | 2024-07-09 | 中车株洲电力机车有限公司 | Rail transit vehicle direct-discharge type exhaust and drainage structure |
| CN111923948A (en) * | 2020-08-13 | 2020-11-13 | 中车长春轨道客车股份有限公司 | Novel air conditioning system of rail vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120905 Effective date of abandoning: 20150722 |
|
| RGAV | Abandon patent right to avoid regrant |