CN202215091U - Rail vehicle air conditioner unit top cover secondary protection mechanism - Google Patents
Rail vehicle air conditioner unit top cover secondary protection mechanism Download PDFInfo
- Publication number
- CN202215091U CN202215091U CN2011203079727U CN201120307972U CN202215091U CN 202215091 U CN202215091 U CN 202215091U CN 2011203079727 U CN2011203079727 U CN 2011203079727U CN 201120307972 U CN201120307972 U CN 201120307972U CN 202215091 U CN202215091 U CN 202215091U
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- CN
- China
- Prior art keywords
- top cover
- latch hook
- air
- conditioning unit
- unit top
- 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
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Abstract
The utility model discloses a rail vehicle air conditioner unit top cover secondary protection mechanism, which comprises a latch hook, a lock tube, a spring and a handle, wherein the latch hook is hinged at the inner side of an air conditioner unit top cover; the lock tube is hinged at the inner side of an air conditioner unit shell; the spring is arranged between the latch hook and the inner side of the top cover; and the handle is arranged on the latch hook. At the state that all rotary locks completely lose effectiveness, a cover body of an air conditioner unit is free from being lifted or dropped, and the driving safety of a vehicle can be guaranteed.
Description
Technical field
The utility model belongs to the used for rail vehicle field of air conditioning, particularly a kind of rail vehicle air-conditioning unit top cover secondary protection mechanism.
Background technology
Rail vehicle air-conditioning and general commercial and civilian air-conditioning exist very big different, and the rail vehicle air-conditioning is a kind of special air-conditioning system that is specifically designed to the orbit passenger transport train.Following characteristics are arranged:
(1) the air-conditioning unit is installed on the rail vehicle of motion, is in high-speed motion and vibratory impulse state.
(2) environment of adaptation wind and weather, Exposure to Sunlight, ice and snow severe cold.
(3) during the train high-speed cruising, air-conditioning unit surface wind speed is high, and pressure range is big.
Need open when (4) air-conditioning unit top cover is safeguarded, will guarantee during operation that its cap portion is solid and reliable.
Because vibration and the impact that receives are bigger in the train operation, air-conditioning unit top cover is had following requirement: (1) air-conditioning lid is wanted secure lock, must guarantee under the running status that lid can not open, fly; (2) top cover is fastening simple and efficient with unlatching, with convenient for maintaining.
For the ease of safeguarding, air-conditioning unit top cover is mostly to adopt hinge to connect and turning-bolt lock is fixed.Turning-bolt lock is to rotate to an angle by lock core, and after dead bolt blocked the flange of housing, the spring through lock core tightened up fastening, thereby top cover is fixed.Lock core has dimetric and leg-of-mutton, has anti-vibration functions.But in the running of vehicle; Because the air-conditioning unit receives vibration and impact in the vehicle operating; Turning-bolt lock possibly produce and gets loose under vibration and the effect impacted, thereby the dangerous or collision electrical network high-voltage line that causes top cover to come off hurting sb.'s feelings causes major accidents such as short circuit.
The turning-bolt lock of depending merely on that is fastened with of subway and light rail vehicle air-conditioning unit top cover guarantees the anti-loose bolt of also increase that has, the anti-loose latch of the increase that has at present.In the vehicle operating vibration, depend merely on turning-bolt lock and have the risk that gets loose and cause air-conditioning unit top cover to come off.Increasing anti-loose bolt has then increased the workload of air-conditioning unit maintenance, has reduced the simplicity of safeguarding.Being employed in the outside mode that increases anti-loose latch of top cover, is that range of application is restricted on the one hand, and the air-conditioning unit that has is the installing space of this structure not; Be that this structure is installed in the top cover outside on the other hand, influence overall appearance.
The utility model content
The purpose of the utility model is the deficiency to prior art; A kind of rail vehicle air-conditioning unit top cover secondary protection mechanism is provided; It can guarantee that the lid of air-conditioning unit can not start or come off yet under the entirely ineffective state of all turning-bolt locks, the safety of going with support vehicles.
For achieving the above object, the utility model adopts following technical scheme:
Rail vehicle air-conditioning unit top cover secondary protection mechanism comprises:
Latch hook, it is inboard that it is articulated in said air-conditioning unit top cover;
Lock tube, it is inboard that it is articulated in said air-conditioning machine unit shell;
Spring, it is located between said latch hook and the said top cover inboard;
Handle, it is located on the said latch hook.
Further, said air-conditioning unit top cover is inboard is installed with a latch hook installing plate, and said latch hook is hinged on the said latch hook installing plate.
Further, said air-conditioning machine unit shell inboard is installed with a lock tube installing plate, and said lock tube is hinged on the said lock tube installing plate.
Further, it is inboard that the latch hook installing plate is welded on said air-conditioning unit top cover.
Further, said lock tube installing plate is welded in the said air-conditioning machine unit shell.
The utlity model has following beneficial effect: (1) can be under the entirely ineffective state of all turning-bolt locks, and the lid of air-conditioning unit can not start or come off yet, and has ensured the safety of vehicle '; (2) keep the original maintenance maintenance simplicity of unit, reduced labor intensity, increased work efficiency, reduced the maintenance cost of vehicle.
Description of drawings
Fig. 1 is the utility model structural representation;
The specific embodiment
The secondary protection mechanism of this rail vehicle air-conditioning unit top cover; Mainly be to utilize a kind of mechanical automatic connecting mechanism, the unit top cover " be connected " with housing that this " connection " is automatic; Removing " connection " then must be manual, but convenient to operation.
This mechanism mainly is made up of two parts: the latch hook part and the lock tube part that is welded on housing that are welded on the unit top cover.When air-conditioning unit top cover closes; Latch hook and lock tube fasten each other; Because the directional pull effect of the spring on the latch hook, the medial surface of latch hook is close to the medial surface of lock tube all the time, and latch hook can not separate because of distance with lock tube inadequately; Thereby guaranteed that top cover can not open, reached the purpose of top cover secondary protection; If will open top cover, must top cover be mentioned certain height with hand, taking advantage of a situation press...withes one's finger presses the handle on the latch hook, and latch hook is separated with lock tube, opens top cover.
In the design process for make latch hook and lock tube can be smoothly from being dynamically connected, and remove smoothly and connect, need carry out accurate stroke simulation, to draw their relative positions accurately to the latch hook and the lock tube of rotation.Simultaneously, latch hook part and lock tube part require its position precisely to be controlled within the error range of regulation when welded and installed.
We suppose that all turning-bolt locks all lost efficacy on the air-conditioning unit top cover; The train high-speed cruising; Then air-conditioning unit top cover and housing will have fierce collision and impact, therefore, the secondary protection mechanism will stressed repeatedly, the state of drastic change works down; So require the selection of mechanism be able to meet the demands, the welded and installed of mechanism must be solid and reliable.
Through the secondary safeguard structure is set, stopped air-conditioning unit top cover and opened automatically, even the danger that comes off and fly out, guaranteed that vehicle is in high-speed running safety.
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:
As shown in Figure 1, the utility model comprises the latch hook installing plate 3 that is welded on said air-conditioning unit top cover 5 inboards, is hinged with latch hook 1 on the said latch hook installing plate 3, and said latch hook 1 is provided with handle 7.As the another kind of embodiment of the utility model, said latch hook 1 also can directly be hinged on the said air-conditioning unit top cover 5.
As shown in Figure 1, housing side plate 6 inboards of said air-conditioning unit are welded with a lock tube installing plate 4, and said lock tube installing plate 4 is submitted and is connected to lock tube 2.As the another kind of embodiment of the utility model, said lock tube 2 also can directly be hinged on the said air-conditioning unit top cover 5.
As shown in Figure 1, be provided with spring 8 between said air-conditioning top cover 5 and the said latch hook 1.
When carrying out the lock operation of the utility model; As long as close air-conditioning top cover 5, latch hook 1 fastens with lock tube 2 each other, because the directional pull effect of the spring 8 on the latch hook 1; The medial surface of latch hook 1 is close to the medial surface of lock tube 2 all the time; Latch hook 1 and lock tube 2 can not separate because of distance inadequately, thereby have guaranteed that top cover 5 can not open, and reach the purpose that top cover 5 secondaries protect.When maintenance and repair, as long as turn on turning-bolt lock, then top cover 5 is mentioned certain altitude, press...with one's finger and press the handle 7 on the latch hook, latch hook 1 is separated with lock tube 2, just can open top cover and carry out maintenance and repair.
The utility model guarantees the easy of the original maintenance maintenance property of unit when satisfying the secondary requirement of shelter, improved reliability, safety and the maintainability of air-conditioning unit complete machine greatly, has met the requirement of RAMS in the IRIS authentication system.
Adopt above-mentioned technology, developed sample and carried out verification experimental verification,, stop the air-conditioning unit top cover that is in operation and open the danger that comes off, ensured the safety of vehicle ' through in batches on probation in project.The design of mechanism simultaneously guarantees the easy of the original maintenance maintenance property of unit, reduces labor intensity, and increases work efficiency, and reduces the maintenance cost of vehicle.
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 (5)
1. rail vehicle air-conditioning unit top cover secondary protection mechanism is characterized in that comprising:
Latch hook, it is inboard that it is articulated in said air-conditioning unit top cover;
Lock tube, it is inboard that it is articulated in said air-conditioning machine unit shell;
Spring, it is located between said latch hook and the said top cover inboard;
Handle, it is located on the said latch hook.
2. rail vehicle air-conditioning unit top cover secondary protection mechanism as claimed in claim 1 is characterized in that, said air-conditioning unit top cover is inboard is installed with a latch hook installing plate, and said latch hook is hinged on the said latch hook installing plate.
3. rail vehicle air-conditioning unit top cover secondary protection mechanism as claimed in claim 1 is characterized in that said air-conditioning machine unit shell inboard is installed with a lock tube installing plate, and said lock tube is hinged on the said lock tube installing plate.
4. rail vehicle air-conditioning unit top cover secondary protection mechanism as claimed in claim 1 is characterized in that, it is inboard that the latch hook installing plate is welded on said air-conditioning unit top cover.
5. rail vehicle air-conditioning unit top cover secondary protection mechanism as claimed in claim 1 is characterized in that said lock tube installing plate is welded in the said air-conditioning machine unit shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203079727U CN202215091U (en) | 2011-08-23 | 2011-08-23 | Rail vehicle air conditioner unit top cover secondary protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203079727U CN202215091U (en) | 2011-08-23 | 2011-08-23 | Rail vehicle air conditioner unit top cover secondary protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202215091U true CN202215091U (en) | 2012-05-09 |
Family
ID=46014351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203079727U Expired - Lifetime CN202215091U (en) | 2011-08-23 | 2011-08-23 | Rail vehicle air conditioner unit top cover secondary protection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202215091U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821805A (en) * | 2014-02-28 | 2014-05-28 | 南车株洲电力机车有限公司 | Railway vehicle and press-in unlocking secondary protective device for equipment box cover |
| CN104071167A (en) * | 2014-07-17 | 2014-10-01 | 南车株洲电力机车有限公司 | Auxiliary limiting device for equipment box cover of rail transit vehicle |
| CN103802842B (en) * | 2014-03-12 | 2016-06-01 | 南车株洲电力机车有限公司 | A kind of rail vehicle and pull-out unlocking type equipment case lid secondary protection device thereof |
| CN107366480A (en) * | 2017-08-30 | 2017-11-21 | 中车长春轨道客车股份有限公司 | A kind of telescopic anti-loose safety hanging locking device |
| CN109808724A (en) * | 2017-11-21 | 2019-05-28 | 中车唐山机车车辆有限公司 | A kind of anti-drop device and compartment |
-
2011
- 2011-08-23 CN CN2011203079727U patent/CN202215091U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821805A (en) * | 2014-02-28 | 2014-05-28 | 南车株洲电力机车有限公司 | Railway vehicle and press-in unlocking secondary protective device for equipment box cover |
| CN103821805B (en) * | 2014-02-28 | 2016-03-30 | 南车株洲电力机车有限公司 | A kind of guideway vehicle and press-in unlocking type equipment case lid secondary protection device thereof |
| CN103802842B (en) * | 2014-03-12 | 2016-06-01 | 南车株洲电力机车有限公司 | A kind of rail vehicle and pull-out unlocking type equipment case lid secondary protection device thereof |
| CN104071167A (en) * | 2014-07-17 | 2014-10-01 | 南车株洲电力机车有限公司 | Auxiliary limiting device for equipment box cover of rail transit vehicle |
| CN107366480A (en) * | 2017-08-30 | 2017-11-21 | 中车长春轨道客车股份有限公司 | A kind of telescopic anti-loose safety hanging locking device |
| CN107366480B (en) * | 2017-08-30 | 2019-05-24 | 中车长春轨道客车股份有限公司 | A kind of telescopic anti-loose safety hanging locking device |
| CN109808724A (en) * | 2017-11-21 | 2019-05-28 | 中车唐山机车车辆有限公司 | A kind of anti-drop device and compartment |
| CN109808724B (en) * | 2017-11-21 | 2021-03-30 | 中车唐山机车车辆有限公司 | Anti-falling device and train carriage |
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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: 20140623 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140623 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. |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGMEN ZHONGCHE RAILWAY VEHICLES EQUIPMENT CO., LTD. Assignor: Guangzhou Zhongche Railway Vehicles Equipment Joint-Stock Co., Ltd. Contract record no.: 2014440000517 Denomination of utility model: Rail vehicle air conditioner unit top cover secondary protection mechanism Granted publication date: 20120509 License type: Exclusive License Record date: 20141222 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120509 |