CN202254147U - Secondary fresh air inlet structure of air conditioning unit for railway vehicle - Google Patents

Secondary fresh air inlet structure of air conditioning unit for railway vehicle Download PDF

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Publication number
CN202254147U
CN202254147U CN2011203360034U CN201120336003U CN202254147U CN 202254147 U CN202254147 U CN 202254147U CN 2011203360034 U CN2011203360034 U CN 2011203360034U CN 201120336003 U CN201120336003 U CN 201120336003U CN 202254147 U CN202254147 U CN 202254147U
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CN
China
Prior art keywords
new wind
air
conditioning unit
inlet structure
air inlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2011203360034U
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Chinese (zh)
Inventor
蔡逸夫
杨宇
李瑞振
唐松广
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Ding Han rail traffic vehicle equipment Co., Ltd.
Original Assignee
HUACHE (BEIJING) TRAFFIC EQUIPMENT CO Ltd
Guangzhou Zhongche Railway Vehicles Equipment Joint-Stock Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HUACHE (BEIJING) TRAFFIC EQUIPMENT CO Ltd, Guangzhou Zhongche Railway Vehicles Equipment Joint-Stock Co Ltd filed Critical HUACHE (BEIJING) TRAFFIC EQUIPMENT CO Ltd
Priority to CN2011203360034U priority Critical patent/CN202254147U/en
Application granted granted Critical
Publication of CN202254147U publication Critical patent/CN202254147U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a secondary fresh air inlet structure of air conditioning unit for railway vehicle, which comprises a fresh air flue and a first air filter set on inlet of the fresh air flue, and a second air filter is further set in the fresh air flue. The secondary fresh air inlet structure is optimized by being equipped with two common filter nets, so the secondary fresh air inlet structure realizes secondary filtering for inlet fresh air, and the secondary fresh air inlet structure is obvious in filtering effect; meanwhile, the secondary fresh air inlet structure further improves working efficiency of routine maintenance for fresh air filter nets.

Description

The new wind air inlet structure of rail vehicle air-conditioning unit secondary
Technical field
The utility model belongs to the rail vehicle air-conditioning and makes field, the new wind air inlet structure of particularly a kind of rail vehicle air-conditioning unit secondary.
Background technology
There are very big difference in rail vehicle air-conditioning and general commercial and civilian air-conditioning, and the rail vehicle air-conditioning is a kind of special air-conditioning system that is specifically designed to the railway transport of passengers train.Following characteristics are arranged: (1) rail vehicle air-conditioning unit is installed on the rail vehicle top of motion, adapt to drench with rain, bad working environment such as ice and snow; (2) rail vehicle has the big characteristics of density of personnel in the compartment, could satisfy the comfort level requirement in the compartment so the air-conditioning unit need possess sufficient pure and fresh fresh air supply amount.The new wind of rail vehicle air-conditioning unit institute inspiration must remove by filter dust in air, pollutant etc.; (3) rail vehicle air-conditioning unit can be with rainwater to get into unit when the new wind of inspiration, therefore need intercept and in time discharge outside the unit rainwater, otherwise can pass through air port and air channel, gets into the electrical equipment safety that influences in the compartment in passenger and the harm car; (4) there is certain relation in rail vehicle air-conditioning unit resh air requirement with new wind resistance.The new little then air quantity of wind resistance is big, but new wind impurity is many; Greatly then air quantity is little for new wind resistance.Therefore rail vehicle air-conditioning unit resh air requirement will have an equalization point with new wind resistance; (5) cover of rail vehicle air-conditioning unit need often be opened and carry out regular maintenance, and new wind filter is carried out periodic purge and replacing.
At present, the new wind air inlet structure of rail vehicle air-conditioning unit of domestic production roughly can be divided into following two kinds:
1, shutter dash, new wind stainless steel filtering net filter-type: through the new wind behind the shutter dash, filter dust impurity, get into then in the air-conditioning unit by new wind stainless steel filtering net.The new wind air inlet structure of the type has simple in structure, and resistance is little, and stainless steel filtering net can repeated washing, the advantage of long service life.But its defective is: because the stainless steel filtering net grid is bigger, and effectively molecule impurity and dust in the filtered air, dust and impurity pass through to influence passenger's in the compartment comfortableness in the air-conditioning unit entering compartment.
2, labyrinth type steam-water separator dash, new wind nonwoven strainer filtering type: the steam-water separator that new wind air intake is provided with the labyrinth type structure can effectively intercept rainwater and big impurity; Through the new wind behind the steam-water separator dash of labyrinth type structure; By new wind nonwoven strainer filtering dust impurity; Get into then in the air-conditioning unit, the nonwoven filter screen can effectively filter the molecule impurity and the dust of new wind.The new wind air inlet structure of the type has the advantage of good filtration effect.Its defective is: because complex structure, resistance is bigger, can influence new wind intake; And since the dust in the new wind and most of impurity by new wind nonwoven strainer filtering; Therefore need to change after the nonwoven filter screen cleans several times, cause cleaned and changed nonwoven filter screen frequent, maintenance cost is high.
The utility model content
The purpose of the utility model is the deficiency to prior art, provides that a kind of new wind air intake resistance is little, good filtration effect, the cleaned and changed cycle of filter screen is long and maintenance cost the is low new wind air inlet structure of rail vehicle air-conditioning unit secondary.
For achieving the above object, the utility model adopts following technical scheme:
The new wind air inlet structure of rail vehicle air-conditioning unit secondary comprises new wind air channel and is located at first air filter that new wind air channel enters the mouth that said new wind also is provided with second air filter in the air channel.
Further, said first air filter is the stainless steel screen pack.
Further, said stainless steel screen pack is obliquely installed.
Further, be provided with osculum below the said stainless steel screen pack.
Further, said second air filter is the nonwoven screen pack.
Further, also comprise the protective cover that is used to protect said first air filter, be hinged with the cover plate that is used for dash on the said protective cover.
Further, be installed with the snap close that is used for fixing said cover plate on the said protective cover.
Further, said new wind also is provided with a water fender in the air channel, and this water fender comprises an inclined-plane.
The utlity model has following beneficial effect: (1) is the new wind of filtration but employing nonwoven screen pack combines with repeated washing stainless steel screen pack; New wind at first passes through the filtration of stainless steel screen pack; Most of foreign material and bulky grain are filtered, and then filter small particle through new wind nonwoven fabric filter, and then the air-conditioning unit can guarantee the filter effect of new wind; Can prolong the cleaning frequency of the new wind filter of nonwoven again, guarantee new wind filter effect and reduce maintenance cost; (2) adopt the cover plate water-retaining structure, reduce the air intake resistance, guarantee the needed resh air requirement of air-conditioning unit.
Description of drawings
Fig. 1 is the utility model sectional view, and filled arrows is the rainwater flow direction among the figure, and hollow arrow is an air-flow direction;
Fig. 2 is the A portion enlarged drawing among Fig. 1;
Fig. 3 is the external structure sketch map of the utility model.
The specific embodiment
For structure, characteristic and effect thereof to the utility model, can have and further understand and be familiar with, lift a preferred embodiment at present, and be described with reference to the accompanying drawings as follows:
Shown in Fig. 1-3, the new wind air inlet structure of rail vehicle air-conditioning unit secondary comprises new wind air channel and is located at the stainless steel screen pack 1 that new wind air channel enters the mouth that said new wind also is provided with nonwoven screen pack 2 in the air channel.Be provided with the protective cover 7 that is used to protect said stainless steel screen pack 1 in outside, said new wind air channel, be hinged with the cover plate 3 that is used for dash through hinge 6 on the said protective cover 7, be installed with the snap close 31 that is used for fixing said cover plate on the said protective cover.
As shown in Figure 3, said stainless steel screen pack 1 is obliquely installed, and its below is provided with osculum 5.Said new wind also is provided with a water fender 4 in the air channel, and this water fender comprises an inclined-plane.
The new wind wind path of air-conditioning unit (hollow arrow) and water route (filled arrows) trend has been shown among Fig. 1: impure new wind is through the once filtration of the new wind filter screen 1 of stainless steel; Remove most of dust granule; Pass through the secondary filter of the new wind filter screen 2 of nonwoven then; Remove more how small dust granule, what get into the compartment, guest room at last is clean new wind.In the new wind of inspiration, this structure is also carried out the dash draining.At first, most of rainwater is fallen by cover plate 3 retainings of the protective cover of air-conditioning unit; Secondly; New wind filter screen 1 bottom design of stainless steel has osculum, and it is installed as and tilts to install, and the rainwater that this structure is convenient in 1 new wind of stainless steel filtering net blocks; Make rainwater past dirty along stainless steel filtering net 1 under the gravity effect, discharge from the osculum of stainless steel filtering net 1 bottom; Moreover the indoor design of air-conditioning unit has fresh wind port water fender 3, and this water fender 3 is a kind of structures that have the bevel altitude difference, and the rainwater that is not gone by the stainless steel filtering net retaining falls under gravity on this water fender 3, discharges outside the air-conditioning unit along the inclined-plane of water fender.The wind path of this structure and water route trend are clearly demarcated, and new wind filters in order, and rainwater resistance row has joint, crosses the filtration resistance misarrangement and falls to being clear, and effect is remarkable.
In addition, the new wind screen pack replacing of stainless steel installation steps are following:
1) opens filter screen protection cover plate snap close 31, protect cover plate 3 to rotate up filter screen and raise;
2) mention spring hinge, take out the new wind screen pack of dirty stainless steel, change new product;
3) loose one's grip and let spring hinge reset, to compress filter;
4) protect cover plate to build filter screen, depress filter screen protection cover plate snap close and protect cover plate fastening filter screen.
The new wind screen replacing of stainless steel installation method is simple and convenient, and hommization is arranged very much.
The utility model is distributed two kinds of filter screens commonly used rationally, has realized new wind air intake secondary filter, and filter effect is obvious; Also improved simultaneously the operating efficiency of new wind filter screen regular maintenance, killed two birds with one stone, effect is remarkable.
The above is merely the preferred embodiment of the utility model; It is not the practical range that limits the utility model with this; Allly be familiar with this operator; The principle and the technical characterictic of utilization the utility model, various changes and the decoration done all should be covered by within the protection category that these claims define.

Claims (8)

1. the new wind air inlet structure of rail vehicle air-conditioning unit secondary comprises new wind air channel and is located at first air filter that new wind air channel enters the mouth, and it is characterized in that said new wind also is provided with second air filter in the air channel.
2. the new wind air inlet structure of rail vehicle air-conditioning unit secondary as claimed in claim 1 is characterized in that said first air filter comprises the stainless steel screen pack.
3. the new wind air inlet structure of rail vehicle air-conditioning unit secondary as claimed in claim 2 is characterized in that said stainless steel screen pack is obliquely installed.
4. the new wind air inlet structure of rail vehicle air-conditioning unit secondary as claimed in claim 3 is characterized in that, said stainless steel screen pack below is provided with osculum.
5. the new wind air inlet structure of rail vehicle air-conditioning unit secondary as claimed in claim 1 is characterized in that said second air filter comprises the nonwoven screen pack.
6. the new wind air inlet structure of rail vehicle air-conditioning unit secondary as claimed in claim 1 is characterized in that, also comprises the protective cover that is used to protect said first air filter, is hinged with the cover plate that is used for dash on the said protective cover.
7. the new wind air inlet structure of rail vehicle air-conditioning unit secondary as claimed in claim 6 is characterized in that, is installed with the snap close that is used for fixing said cover plate on the said protective cover.
8. the new wind air inlet structure of rail vehicle air-conditioning unit secondary as claimed in claim 1 is characterized in that said new wind also is provided with a water fender in the air channel, and this water fender comprises an inclined-plane.
CN2011203360034U 2011-09-08 2011-09-08 Secondary fresh air inlet structure of air conditioning unit for railway vehicle Expired - Lifetime CN202254147U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203360034U CN202254147U (en) 2011-09-08 2011-09-08 Secondary fresh air inlet structure of air conditioning unit for railway vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203360034U CN202254147U (en) 2011-09-08 2011-09-08 Secondary fresh air inlet structure of air conditioning unit for railway vehicle

Publications (1)

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CN202254147U true CN202254147U (en) 2012-05-30

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107504614A (en) * 2017-07-19 2017-12-22 珠海格力电器股份有限公司 Leads to new breeze mechanism and installation method and air-conditioning
CN108954646A (en) * 2018-06-08 2018-12-07 江苏英凯电机有限公司 A kind of intelligent air exhausting blower
CN111043793A (en) * 2019-12-17 2020-04-21 上海理工大学 Double fresh air and double exhaust multifunctional swimming pool heat pump air conditioning unit
CN111148679A (en) * 2017-09-27 2020-05-12 西门子交通有限公司 Cooling body cover device and electrically operated vehicle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107504614A (en) * 2017-07-19 2017-12-22 珠海格力电器股份有限公司 Leads to new breeze mechanism and installation method and air-conditioning
CN111148679A (en) * 2017-09-27 2020-05-12 西门子交通有限公司 Cooling body cover device and electrically operated vehicle
US11097752B2 (en) 2017-09-27 2021-08-24 Siemens Mobility GmbH Heat sink cover and electrically operated vehicle
CN108954646A (en) * 2018-06-08 2018-12-07 江苏英凯电机有限公司 A kind of intelligent air exhausting blower
CN111043793A (en) * 2019-12-17 2020-04-21 上海理工大学 Double fresh air and double exhaust multifunctional swimming pool heat pump air conditioning unit

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Free format text: FORMER OWNER: CHINA RAILWAY (BEIJING) VEHICLES EQUIPMENT CO., LTD.

Effective date: 20140625

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20140625

Address after: 510285 No. 38, South Road, industrial road, Zhuhai District, Guangdong, Guangzhou

Patentee after: Guangzhou Zhongche Railway Vehicles Equipment Joint-Stock Co., Ltd.

Address before: 510285 No. 38, South Road, Haizhuqu District Industrial Road, Guangdong, Guangzhou

Patentee before: Guangzhou Zhongche Railway Vehicles Equipment Joint-Stock Co., Ltd.

Patentee before: Huache (Beijing) Traffic Equipment Co., Ltd.

C56 Change in the name or address of the patentee
CP02 Change in the address of a patent holder

Address after: 510285 No. 38, South Road, Haizhuqu District Industrial Road, Guangdong, Guangzhou

Patentee after: Guangzhou Zhongche Railway Vehicles Equipment Joint-Stock Co., Ltd.

Address before: 510285 No. 38, South Road, industrial road, Zhuhai District, Guangdong, Guangzhou

Patentee before: Guangzhou Zhongche Railway Vehicles Equipment Joint-Stock Co., Ltd.

ASS Succession or assignment of patent right

Owner name: GUANGZHOU ZHONGCHE RAIL TRANSIT AIR CONDITIONING E

Free format text: FORMER OWNER: GUANGZHOU ZHONGCHE RAILWAY VEHICLES EQUIPMENT JOINT-STOCK CO., LTD.

Effective date: 20150108

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20150108

Address after: 510285 No. 38, South Road, Haizhuqu District Industrial Road, Guangdong, Guangzhou

Patentee after: GUANGZHOU ZHONGCHE RAIL WAY VEHICLES AIR-CONDITIONING EQUIPMENT CO., LTD.

Address before: 510285 No. 38, South Road, Haizhuqu District Industrial Road, Guangdong, Guangzhou

Patentee before: Guangzhou Zhongche Railway Vehicles Equipment Joint-Stock Co., Ltd.

CP03 Change of name, title or address

Address after: 510000 Guangdong, Guangzhou, Haizhuqu District, Jiangnan Road South, No. 713, No. two, building B201, wing hee centre.

Patentee after: Guangzhou Ding Han rail traffic vehicle equipment Co., Ltd.

Address before: 510285 No. 38 South Road, Haizhuqu District Industrial Avenue, Guangzhou, Guangdong.

Patentee before: GUANGZHOU ZHONGCHE RAIL WAY VEHICLES AIR-CONDITIONING EQUIPMENT CO., LTD.

CP03 Change of name, title or address
CX01 Expiry of patent term

Granted publication date: 20120530

CX01 Expiry of patent term