CN104608781A - Opening and closing mechanism for air guide sleeve on head of motor train unit - Google Patents
Opening and closing mechanism for air guide sleeve on head of motor train unit Download PDFInfo
- Publication number
- CN104608781A CN104608781A CN201510044507.1A CN201510044507A CN104608781A CN 104608781 A CN104608781 A CN 104608781A CN 201510044507 A CN201510044507 A CN 201510044507A CN 104608781 A CN104608781 A CN 104608781A
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- Prior art keywords
- lock
- opening
- arm
- assembly
- cover plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/02—Construction details of vehicle bodies reducing air resistance by modifying contour ; Constructional features for fast vehicles sustaining sudden variations of atmospheric pressure, e.g. when crossing in tunnels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
The invention relates to an opening and closing mechanism for an air guide sleeve on the head of a motor train unit. The opening and closing mechanism comprises a left shielding plate, a right shielding plate, an upper base assembly, a lower base assembly and a lock assembly. The lower base assembly comprises a lower underframe, a pair of symmetric lower sliding rotating arm mechanisms, an opening and closing air cylinder and a driving arm, wherein the opening and closing air cylinder pushes the driving arm to move front and back in the longitudinal direction, and upper forming sliding grooves in pairs and lower forming sliding grooves in pairs are formed in the lower underframe in a vertically layered mode. A driving shaft arm and a driven shaft arm are installed on the left shielding plate, a driving shaft arm and a driven shaft arm are installed on the right shielding plate, each driving shaft arm is provided with a driving shaft sliding in the corresponding lower forming sliding groove, each driven shaft arm is provided with a driven shaft sliding in the corresponding upper forming sliding groove, and the driving arm moves front and back in the longitudinal direction to drive the left shielding plate and the right shielding plate to be opened or closed. The opening and closing mechanism has the advantages of being capable of adapting to appearances of various locomotives, a larger pendulum angle of a draw gear and smaller internal installing space in the front ends of the locomotives, capable of being opened or closed completely automatically or completely manually, simple in structure, safe and reliable.
Description
Technical field
The present invention relates to a kind of motor train unit head streamlined reefer housing switching mechanism.
Background technology
Current domestic guideway vehicle speed per hour all adopts airflow design at the headstock of more than 200Km/h, regular length automatic car coupler is used in the motor train unit of new design research and development, larger by the pendulum angle of hitch during curve under the condition of vehicle gauge of the locomotive, and head front end outer cover is built with energy absorption device, anti-creeper.The switching mechanism of motor train unit head streamlined reefer housing needs the profile ensureing motor train unit head in closed state; Ensure that train connects with other motor-cars easily in the open state to hang, ensure that hitch and streamlined reefer housing, head outer cover can not be interfered, streamlined reefer housing is opened and is placed in head outer cover, can not interfere with energy absorption device, the anti-creeper installed in the outer cover of motor train unit head front end simultaneously.
Existing switching mechanism complex structure, reliability is lower, is self acting opening and closing, can not ensure to carry out opening and closing when running out of steam source, and while ensureing to be applicable to larger hitch pendulum angle, do not interfere with energy absorption device, anti-creeper in opening and closing process.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of simple, safe and reliable motor train unit head streamlined reefer housing switching mechanism, while ensureing to be applicable to larger hitch pendulum angle, does not interfere in opening and closing process with energy absorption device, anti-creeper.
The technical solution adopted for the present invention to solve the technical problems is: a kind of motor train unit head streamlined reefer housing switching mechanism, comprise a left side, right cover plate, upper bed-plate assembly, lower bottom base assembly and lock assembly, left, right cover plate is arranged on upper bed-plate assembly and lower bottom base assembly and opens and closes, and carry out locking and unblock by lock assembly, upper bed-plate assembly comprises upper bed-plate and rotation a pair couple be arranged on upper bed-plate is much of slip whirling arm mechanism, lower bottom base assembly comprises lower underframe, the lower slider whirling arm mechanism of a pair symmetry, opening and closing cylinder and actuating arm, symmetrical lower slider whirling arm mechanism is arranged on lower underframe rotationally, opening and closing cylinder is fixedly installed on lower underframe, opening and closing cylinder is connected with actuating arm, promote actuating arm longitudinally movable, on lower underframe also has lower leaf arrange to a left side, the paired upper formation chute that leads and paired lower formation chute are carried out in the opening and closing action of right cover plate, upper slip whirling arm mechanism and the lower slider whirling arm mechanism in left side are articulated and connected with the upper axle bed be arranged on left cover plate and lower axle bed respectively, upper slip whirling arm mechanism and the lower slider whirling arm mechanism on right side are articulated and connected with the upper axle bed be arranged on right cover plate and lower axle bed respectively, on a left side, right cover plate is all provided with initiatively armshaft and driven armshaft, active armshaft has the imput shaft of sliding in lower formation chute, driven armshaft has the driven shaft slided in upper formation chute, the two ends of actuating arm has horizontal concrete chute, driven shaft embeds the horizontal concrete chute of actuating arm simultaneously, the longitudinal direction of actuating arm moves forward and backward action and drives left, right cover plate is opened under the directional tagging of upper formation chute and lower formation chute, close.
Further restriction, lock assembly comprises lower latching device, lower latching device comprises master lock tongue, lower lock catch support, lower lock guide rail slide block assembly, lower snap close and lock and drives cylinder, master lock tongue is arranged on actuating arm, lock drives cylinder and lower lock guide rail slide block assembly to be arranged on the outer cover of headstock front end, lower lock catch support is arranged on lower lock guide rail slide block assembly, lower snap close is arranged on lower lock catch support, the horizontal sway of lock catch support under lock driving air cylinder driven, master lock tonguing is entered, exits lower snap close, locking, unblock are carried out to switching mechanism.
For strengthening locking reliability, further restriction, lock assembly also comprises latching device, upper latching device comprises upper lock tongue, upper lock tongue seat, upper lock catch support, to lock guide rail slide block assembly and upper snap close, left, right cover plate is all provided with upper lock tongue seat, upper lock tongue is arranged on upper lock tongue seat, upper snap close is arranged on lock catch support, upper lock catch support is arranged on upper bed-plate by guide rail slide block assembly of locking, upper lock catch support and lower latching device are linked by blocking lock rope, the horizontal sway of lower latching device drives upper lock catch support to move up and down, upper lock tongue is entered, exit snap close, locking is carried out to switching mechanism, unlock.
Further restriction, upper latching device is arranged on the front of upper bed-plate, left and right cover plate is closed put in place time, locking, unblock are carried out to switching mechanism.
Further restriction, the back side of upper bed-plate is installed and is opened limit lock catch, realizes opening spacing position-limited trough opening limit lock catch to have to coordinate with upper lock tongue.
For realizing the M/C of switching mechanism, further restriction, also comprise hand-operating unlocking mechanism, hand-operating unlocking mechanism comprises retainer, manual lock gear, dead bolt drives tooth bar, lower snap close drives tooth bar, manual lock gear wheel shaft is to being hinged on retainer, manual lock gear has the manual unlocking axle of rotary manual lock gear, dead bolt drives tooth bar to be arranged on master lock tongue, lower snap close drives tooth bar to be arranged on lower lock catch support, manual lock gear is partial gear, manual lock gear has the position limiting structure of limit manual lock pinion rotation angle, manual lock gear by initial position rotate to terminal position time, first and lower snap close drives tooth bar to engage, driving lock assembly unlocks, then tooth bar is driven to engage with dead bolt.
The invention has the beneficial effects as follows: motor train unit head streamlined reefer housing switching mechanism can adapt to the inside installing space of various headstock profile, larger hitch pendulum angle and less headstock front end, the opening and closing of whole mechanism can realize automatic, manual complete operation, ensure to complete on-off action when running out of steam source, structure is simple, safe and reliable.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described;
Fig. 1 is closed condition perspective view of the present invention;
Fig. 2 is closed condition structural front view of the present invention;
Fig. 3 is closed condition structure upward view of the present invention;
Fig. 4 is closed condition structure left view of the present invention;
Fig. 5 is the I place enlarged drawing of Fig. 3;
Fig. 6 is open mode structural representation of the present invention;
Wherein: 1. upper bed-plate; 2. on, carry pivoted arm; 3. right cover plate; 4. downslide swing arm; 5. descend carrying pivoted arm; 6. play underframe; 7. go up travelling arm; 8. left cover plate; 9. actuating arm; 10. descend axle bed; 11. manual unlocking axles; 12. opening and closing cylinders; Form chute 13. times; 14. master lock tongues; 15. active armshafts; 16. driven armshafts; 17. imput shaft; 18. lower guideway slide block assemblies; 19. lower main axis; Chute is formed on 20.; 21. times lock guide rail slide block assemblies; 22. lock limit switches; 23. locks drive cylinder; 24. times lock catch supports; 25. dead bolts drive tooth bar; 26. manual lock gears; 27. times snap close drives tooth bar; 28. times snap closes; 29. upper lock tongues; Lock catch support on 30.; Snap close on 31.; 32. open limit lock catch; Main shaft on 33.; Axle bed on 34.; 35. blocking lock ropes; 36. driven shafts; 37. upper rail slide block assemblies; 38. dead bolt seats, 39. retainers.
Detailed description of the invention
As shown in figs. 1 to 6, a kind of motor train unit head streamlined reefer housing switching mechanism, comprise left and right cover plate 8,3, upper bed-plate assembly, lower bottom base assembly and lock assembly, left and right cover plate 8,3 is arranged on upper bed-plate assembly and lower bottom base assembly and opens and closes, and carries out locking and unblock by lock assembly.
Upper bed-plate assembly comprises upper bed-plate 1 and is much of slip whirling arm mechanism by upper main shaft 33 a pair couple be arranged on rotationally on upper bed-plate 1, and upper bed-plate 1 and headstock shell use bolt to fix.Upper slip whirling arm mechanism comprises travelling arm 7, upper carrying pivoted arm 2 and upper rail slide block assembly 37, upper carrying pivoted arm 2 is hinged on main shaft 33, upper carrying pivoted arm 2 adopts inverted U-channel structure, the guide rail of upper rail slide block assembly 37 is fixed on the lower surface in carrying pivoted arm 2 inverted U-channel, and its slide block is fixed on the upper surface of travelling arm 7.
Lower bottom base assembly comprises lower underframe 6, the lower slider whirling arm mechanism of a pair symmetry, opening and closing cylinder 12 and actuating arm 9, symmetrical lower slider whirling arm mechanism is arranged on lower underframe 6 by lower main axis 19 rotationally, lower main axis 19 is positioned at the center line front end upper surface of lower underframe 6, opening and closing cylinder 12 is fixedly installed on lower underframe 6, opening and closing cylinder 12 is connected with actuating arm 9, promote actuating arm 9 longitudinally movable, on lower underframe 6 also has lower leaf arrange to a left side, right cover plate 8, the paired upper formation chute 20 that leads and paired lower formation chute 13 are carried out in the opening and closing action of 3, upper formation chute 20 is arranged on the both sides of the upper surface of lower underframe 6, lower formation chute 13 is arranged on the both sides of the lower surface of lower underframe 6.Opening and closing cylinder 12 is Rodless cylinder, and the cylinder body lower underframe with two opening and closing cylinders, 12, two opening and closing cylinders 12 is arranged on the nearly center line both sides of the lower surface of lower underframe 6, and the slide block of opening and closing cylinder 12 is connected on actuating arm 9.Upper formation chute 20, lower formation chute 13 are similar to SPL.Lower slider whirling arm mechanism comprises downslide swing arm 4, lower carrying pivoted arm 5 and lower guideway slide block assembly 18, lower carrying pivoted arm 5 is hinged on lower main axis 19, lower guideway slide block assembly 18 is installed on the upper and lower surface of lower carrying pivoted arm 5 respectively, the guide rail of lower guideway slide block assembly 18 is fixed on lower carrying pivoted arm 5, and slide block is fixed on the inside face of downslide swing arm 4.
The upper slip whirling arm mechanism in left side and lower slider whirling arm mechanism respectively be arranged on the top of left cover plate 8, the upper axle bed 34 of bottom and lower axle bed 10 and be articulated and connected.The upper slip whirling arm mechanism on right side and lower slider whirling arm mechanism respectively be arranged on the top of right cover plate 8, the upper axle bed 34 of bottom and lower axle bed 10 and be articulated and connected.
On a left side, right cover plate 8, in the lower inside of 3, equal layering is provided with initiatively armshaft 15 and driven armshaft 16, active armshaft 15 has the imput shaft 17 of sliding in lower formation chute 13, imput shaft 17 has the bearing be convenient to imput shaft 17 and slided in lower formation chute 13, driven armshaft 16 has the driven shaft 36 slided in upper formation chute 20, the two ends of actuating arm 9 has horizontal concrete chute, driven shaft 36 embeds the horizontal concrete chute of actuating arm 9 simultaneously, driven shaft 36 has the two-layer bearing be convenient to driven shaft 36 and slided in the horizontal concrete chute of upper formation chute 20 and actuating arm 9, the longitudinal direction of actuating arm 9 moves forward and backward action and drives left, right cover plate 8, 3 open under the directional tagging of upper formation chute 20 and lower formation chute 13, close.
Lock assembly comprises lower latching device and upper latching device, lower latching device comprises master lock tongue 14, lower lock catch support 24, lower lock guide rail slide block assembly 21, lower snap close 28 and lock drive cylinder 23, master lock tongue 14 is arranged on actuating arm 9, lock drives cylinder 23 and lower lock guide rail slide block assembly 21 to be arranged on the inner plane of the outer cover of headstock front end, lower lock catch support 24 is arranged on lower lock guide rail slide block assembly 21, lower snap close 28 is arranged on lower lock catch support 24, lock drives cylinder 23 to drive the lower horizontal sway of lock catch support 24, master lock tongue 14 is entered, exit lower snap close 28, locking is carried out to switching mechanism, unlock.In fig. 2, a lower snap close 28 is installed before and after the vertical plane of the close switching mechanism line of centers of lock catch support 24 respectively, be at switching mechanism open, under closed condition, master lock tongue 14 can enter in lower snap close 28.Lower latching device also comprises the lock limit switch 22 on the inner plane of the outer cover being arranged on headstock front end, puts in place for detecting the whether horizontal sway of lower lock catch support 24.Upper latching device comprises upper lock tongue 29, upper lock tongue seat 38, upper lock catch support 30, to lock guide rail slide block assembly and upper snap close 31, left, right cover plate 8, on 3, upper lock tongue seat 38 is all installed, upper lock tongue 29 is arranged on upper lock tongue seat 38, upper snap close 31 is arranged on the upper surface both sides, front end of lock catch support 30, upper lock catch support 30 is arranged on the front of upper bed-plate 1 by guide rail slide block assembly of locking, upper lock catch support 30 and lower latching device are linked by blocking lock rope 35, the horizontal sway of lower latching device drives upper lock catch support 30 to move up and down, on a left side, right cover plate 8, 3 is closed when putting in place, upper lock tongue 29 is entered, exit snap close 31, locking is carried out to switching mechanism, unlock.
The back side of upper bed-plate 1 is installed and is opened limit lock catch 32, realizes opening spacing position-limited trough opening limit lock catch 32 to have to coordinate with upper lock tongue 29.
Motor train unit head streamlined reefer housing switching mechanism also comprises hand-operating unlocking mechanism, hand-operating unlocking mechanism comprises retainer 39, manual lock gear 26, dead bolt drives tooth bar 25 and lower snap close to drive tooth bar 27, manual lock gear 26 is axially hinged on retainer 39, retainer 39 is fixed on lower underframe 6, manual lock gear 26 has the manual unlocking axle 11 of rotary manual lock gear 26, dead bolt drives tooth bar 25 to be arranged on master lock tongue 14, lower snap close drives tooth bar 27 to be arranged on lower lock catch support 24, dead bolt drives tooth bar 25, lower snap close drives tooth bar 27 to have the rack structure of two teeth, manual lock gear 26 is partial gear, manual lock gear 26 has the position limiting structure of limit manual lock gear 26 rotational angle, and unlocked by position limiting structure instruction, locking puts in place, manual lock gear 26 by initial position rotate to terminal position time, first and lower snap close drives tooth bar 27 to engage, driving lock assembly unlocks, then tooth bar 25 is driven to engage with dead bolt.
Automatically the opening of these motor train unit head streamlined reefer housing switching mechanism, closing process are as follows:
Lock driving cylinder 23 drives the upper lock catch support 30 in lock assembly, lower lock catch support 24 moves into place rear lock limit switch 22 and triggers, complete switching mechanism to unlock, opening and closing cylinder 12 starts effect, promote actuating arm 9 to move, lower floor's bearing of the imput shaft 17 on active armshaft 15 is driven to move in the horizontal concrete chute of actuating arm 9, by the upper strata bearing of the imput shaft 17 on active armshaft 15, the bearing of the driven shaft 36 on driven armshaft 16 is respectively at lower formation chute 13, upper formation chute 20 slides, carry out right cover plate 3, left cover plate 8 first rotates motion, then translation is done, the plyability motion of rotating, make right cover plate 3, after left cover plate 8 moves to final position, lock driving cylinder 23 drives the upper lock catch support 30 in lock assembly, lower lock catch support 24 pairs of switching mechanisms carry out locking.
The manual unlocking process of these motor train unit head streamlined reefer housing switching mechanism is as follows:
Manually manual lock gear 26 rotates forward by latch release shaft 11 by initial position, and manual lock gear 26 first drives tooth bar 27 first to engage with lower snap close, and in driving, lock catch support 30, lower lock catch support 24 move and unlock switching mechanism;
Continue to rotate forward in the process of manual lock gear 26 position to terminal, manual lock gear 26 and lower snap close drive tooth bar 27 to throw off, the gear teeth on manual lock gear 26 start to drive tooth bar 25 to engage with dead bolt, drive actuating arm 9 to move backward, make right cover plate 3, left cover plate 8 Unscrew low-angle;
The right cover plate of M/C 3, left cover plate 8 are opened to final position;
Manual lock gear 26 in counter rotation manual latch release shaft 11, drives lower snap close to drive tooth bar 27 to move and carries out locking to switching mechanism.
The manual-lock process of these motor train unit head streamlined reefer housing switching mechanism is as follows:
Manually latch release shaft 11 rotates forward manual lock gear 26, and manual lock gear 26 drives lower snap close to drive tooth bar 27 to move and unlocks switching mechanism;
The right cover plate of M/C 3, left cover plate 8 are closed;
Counter rotation manual lock gear 26, manual lock gear 26 and dead bolt drive tooth bar 25 first to engage, and drive actuating arm 9 moves forward, and makes right cover plate 3, left cover plate 8 closes completely;
Continue counter rotation manual lock gear 26, manual lock gear 26 and dead bolt drive tooth bar 25 to throw off, and drive tooth bar 27 to engage with lower snap close, in driving, lock catch support 30, lower lock catch support 24 move and carry out locking to switching mechanism.
Claims (6)
1. a motor train unit head streamlined reefer housing switching mechanism, comprise left and right cover plate (8,3), upper bed-plate assembly, lower bottom base assembly and lock assembly, left and right cover plate (8,3) is arranged on upper bed-plate assembly and lower bottom base assembly and opens and closes, and carry out locking and unblock by lock assembly, it is characterized in that:
Described upper bed-plate assembly comprises a pair couple that upper bed-plate (1) and rotation be arranged on upper bed-plate (1) and is much of slip whirling arm mechanism,
Described lower bottom base assembly comprises lower underframe (6), the lower slider whirling arm mechanism of a pair symmetry, opening and closing cylinder (12) and actuating arm (9),
Symmetrical lower slider whirling arm mechanism is arranged on lower underframe (6) rotationally, opening and closing cylinder (12) is fixedly installed on lower underframe (6), opening and closing cylinder (12) is connected with actuating arm (9), promote actuating arm (9) longitudinally movable, lower underframe (6) also has the paired upper formation chute (20) led to the opening and closing action of left and right cover plate (8,3) and paired lower formation chute (13) that upper lower leaf arranges
Upper slip whirling arm mechanism and the lower slider whirling arm mechanism in left side are articulated and connected with the upper axle bed (34) be arranged on left cover plate 8 and lower axle bed (10) respectively,
Upper slip whirling arm mechanism and the lower slider whirling arm mechanism on right side are articulated and connected with the upper axle bed (34) be arranged on right cover plate 8 and lower axle bed (10) respectively,
On a left side, right cover plate (8, 3) initiatively armshaft (15) and driven armshaft (16) are all installed on, active armshaft (15) has the imput shaft (17) of sliding in lower formation chute (13), driven armshaft (16) has the driven shaft (36) slided in upper formation chute (20), the two ends of actuating arm (9) has horizontal concrete chute, driven shaft (36) embeds the horizontal concrete chute of actuating arm (9) simultaneously, the longitudinal direction of actuating arm (9) moves forward and backward action and drives left, right cover plate (8, 3) open under the directional tagging of upper formation chute (20) and lower formation chute (13), close.
2. motor train unit head streamlined reefer housing switching mechanism according to claim 1, is characterized in that: described lock assembly comprises lower latching device,
Described lower latching device comprises master lock tongue (14), lower lock catch support (24), lower lock guide rail slide block assembly (21), lower snap close (28) and lock drive cylinder (23), master lock tongue (14) is arranged on actuating arm (9), lock drives cylinder (23) and lower lock guide rail slide block assembly (21) to be arranged on the outer cover of headstock front end, lower lock catch support (24) is arranged on lower lock guide rail slide block assembly (21), lower snap close (28) is arranged on lower lock catch support (24), lock drives cylinder (23) to drive lower lock catch support (24) horizontal sway, master lock tongue (14) is entered, exit lower snap close (28), locking is carried out to switching mechanism, unlock.
3. motor train unit head streamlined reefer housing switching mechanism according to claim 2, it is characterized in that: described lock assembly also comprises latching device, upper latching device comprises upper lock tongue (29), upper lock tongue seat (38), upper lock catch support (30), to lock guide rail slide block assembly and upper snap close (31), left, right cover plate (8, 3) upper lock tongue seat (38) is all installed on, upper lock tongue (29) is arranged on upper lock tongue seat (38), upper snap close (31) is arranged on lock catch support (30), upper lock catch support (30) is arranged on upper bed-plate (1) by guide rail slide block assembly of locking, upper lock catch support (30) and lower latching device are linked by blocking lock rope (35), the horizontal sway of lower latching device drives upper lock catch support (30) to move up and down, upper lock tongue (29) is entered, exit snap close (31), locking is carried out to switching mechanism, unlock.
4. motor train unit head streamlined reefer housing switching mechanism according to claim 3, it is characterized in that: described upper latching device is arranged on the front of upper bed-plate (1), left and right cover plate (8,3) is closed put in place time, locking, unblock are carried out to switching mechanism.
5. motor train unit head streamlined reefer housing switching mechanism according to claim 4, it is characterized in that: the back side of described upper bed-plate (1) is installed and opened limit lock catch (32), realize opening spacing position-limited trough opening limit lock catch (32) to have to coordinate with upper lock tongue (29).
6. the motor train unit head streamlined reefer housing switching mechanism according to Claims 2 or 3 or 4, it is characterized in that: described hand-operating unlocking mechanism comprises retainer (39), manual lock gear (26), dead bolt drives tooth bar (25) and lower snap close to drive tooth bar (27), manual lock gear (26) is axially hinged on retainer (39), manual lock gear (26) has the manual unlocking axle (11) of rotary manual lock gear (26), dead bolt drives tooth bar (25) to be arranged on master lock tongue (14), lower snap close drives tooth bar (27) to be arranged on lower lock catch support (24), manual lock gear (26) is partial gear, manual lock gear (26) has the position limiting structure of limit manual lock gear (26) rotational angle, manual lock gear (26) by initial position rotate to terminal position time, first and lower snap close drives tooth bar (27) to engage, driving lock assembly unlocks, then drive tooth bar (25) to engage with dead bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044507.1A CN104608781B (en) | 2015-01-28 | 2015-01-28 | Opening and closing mechanism for air guide sleeve on head of motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044507.1A CN104608781B (en) | 2015-01-28 | 2015-01-28 | Opening and closing mechanism for air guide sleeve on head of motor train unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104608781A true CN104608781A (en) | 2015-05-13 |
| CN104608781B CN104608781B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510044507.1A Active CN104608781B (en) | 2015-01-28 | 2015-01-28 | Opening and closing mechanism for air guide sleeve on head of motor train unit |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105172810A (en) * | 2015-09-23 | 2015-12-23 | 南车青岛四方机车车辆股份有限公司 | Railway vehicle and broad-flat type hood opening and closing mechanism |
| CN106627615A (en) * | 2016-10-13 | 2017-05-10 | 中车戚墅堰机车车辆工艺研究所有限公司 | Opening and closing device of fairing of track vehicle and front nose assembly including opening and closing device |
| CN106894686A (en) * | 2017-03-14 | 2017-06-27 | 湖南长城计算机系统有限公司 | A kind of Novel rotary and locking mechanism |
| CN107628042A (en) * | 2017-09-13 | 2018-01-26 | 中车青岛四方车辆研究所有限公司 | Rail vehicle kuppe, switching mechanism and self-locking locking mechanism |
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| WO2018086166A1 (en) * | 2016-11-11 | 2018-05-17 | 青岛威奥轨道股份有限公司 | Turnover-type opening and closing mechanism for rail carriage front hatch |
| CN108216280A (en) * | 2018-01-04 | 2018-06-29 | 今创集团股份有限公司 | Self-locking type mechanism for opening/closing and the EMU head kuppe with the mechanism |
| CN110761654A (en) * | 2018-07-27 | 2020-02-07 | 比亚迪股份有限公司 | Rail vehicle, face guard and switching assembly |
| CN111976760A (en) * | 2020-09-01 | 2020-11-24 | 中车青岛四方车辆研究所有限公司 | Opening and closing mechanism and rail vehicle |
| CN115230770A (en) * | 2022-08-01 | 2022-10-25 | 今创集团股份有限公司 | Novel front end opening and closing mechanism for motor train unit and motor train unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105172810A (en) * | 2015-09-23 | 2015-12-23 | 南车青岛四方机车车辆股份有限公司 | Railway vehicle and broad-flat type hood opening and closing mechanism |
| WO2018040422A1 (en) * | 2016-08-30 | 2018-03-08 | 中车株洲电力机车有限公司 | Front end structure of multiple unit train and rescue method |
| CN106627615A (en) * | 2016-10-13 | 2017-05-10 | 中车戚墅堰机车车辆工艺研究所有限公司 | Opening and closing device of fairing of track vehicle and front nose assembly including opening and closing device |
| WO2018086166A1 (en) * | 2016-11-11 | 2018-05-17 | 青岛威奥轨道股份有限公司 | Turnover-type opening and closing mechanism for rail carriage front hatch |
| CN106894686B (en) * | 2017-03-14 | 2022-05-27 | 湖南长城计算机系统有限公司 | Rotating and locking mechanism |
| CN106894686A (en) * | 2017-03-14 | 2017-06-27 | 湖南长城计算机系统有限公司 | A kind of Novel rotary and locking mechanism |
| CN107628042A (en) * | 2017-09-13 | 2018-01-26 | 中车青岛四方车辆研究所有限公司 | Rail vehicle kuppe, switching mechanism and self-locking locking mechanism |
| CN107628042B (en) * | 2017-09-13 | 2019-05-03 | 中车青岛四方车辆研究所有限公司 | Rail vehicle pod, switching mechanism and self-locking locking mechanism |
| CN108216280A (en) * | 2018-01-04 | 2018-06-29 | 今创集团股份有限公司 | Self-locking type mechanism for opening/closing and the EMU head kuppe with the mechanism |
| CN108216280B (en) * | 2018-01-04 | 2023-11-21 | 今创集团股份有限公司 | Self-locking type opening and closing mechanism and motor train unit head air guide sleeve with same |
| CN110761654B (en) * | 2018-07-27 | 2022-02-08 | 比亚迪股份有限公司 | Rail vehicle, face guard and switching assembly |
| CN110761654A (en) * | 2018-07-27 | 2020-02-07 | 比亚迪股份有限公司 | Rail vehicle, face guard and switching assembly |
| CN111976760A (en) * | 2020-09-01 | 2020-11-24 | 中车青岛四方车辆研究所有限公司 | Opening and closing mechanism and rail vehicle |
| CN115230770A (en) * | 2022-08-01 | 2022-10-25 | 今创集团股份有限公司 | Novel front end opening and closing mechanism for motor train unit and motor train unit |
| CN115230770B (en) * | 2022-08-01 | 2023-12-05 | 今创集团股份有限公司 | Novel front end opening and closing mechanism for motor train unit and motor train unit |
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