CN205977897U - Mechanical type automatic locking cylinder - Google Patents
Mechanical type automatic locking cylinder Download PDFInfo
- Publication number
- CN205977897U CN205977897U CN201620753998.7U CN201620753998U CN205977897U CN 205977897 U CN205977897 U CN 205977897U CN 201620753998 U CN201620753998 U CN 201620753998U CN 205977897 U CN205977897 U CN 205977897U
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- China
- Prior art keywords
- lock
- piston
- unblock
- rod
- protecgulum
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Abstract
The utility model discloses a mechanical type automatic locking cylinder that rail vehicle used, including the protecgulum, a cylinder barrel, a piston rod, the back lid, the piston rod includes front piston pole and back piston pole, be equipped with first locked groove on the front piston pole, be equipped with the second locked groove on the back piston pole, the protecgulum has front piston pole hole and preceding gas port, front piston pole and front piston pole hole sliding fit, the one end of preceding gas port communicates with each other with the piston rod hole of protecgulum, the other end communicates with each other with the external world, the back lid has back piston pole hole and back gas port, back piston pole and back piston pole hole sliding fit, the one end of back gas port communicates with each other with the piston rod hole of back lid, the other end communicates with each other with the external world, locking device and preceding unlocking device before being equipped with on the protecgulum, preceding locking device and the cooperation of first locked groove, preceding locking device is connected with preceding unlocking device, after cover be equipped with the back locking device with the back unlocking device, back locking device and the cooperation of second locked groove, back locking device is connected with back unlocking device. The utility model discloses simple structure, and the locking is reliable.
Description
Technical field
This utility model is related to a kind of cylinder used for rail vehicle.
Background technology
At present, domestic high speed railway car all to drive the closure of vehicle head water conservancy diversion cover opening/closing mechanism using cylinder or to beat
Open, in closed state ensure rail vehicle head profile, can make in the open state rail vehicle easily with other
Coupling of vehicles.
The cylinder of existing switching mechanism does not possess auto-lock function, in order to realize opening and closing and lock function, needs setting many
Group cylinder, complex structure, reliability is relatively low.
Content of the invention
The purpose of this utility model is to provide a kind of structure simple, and the reliable mechanical automatic locking of locking determines cylinder.
The technical scheme realizing this utility model purpose is：A kind of mechanical automatic locking determines cylinder, including protecgulum, cylinder barrel,
Piston rod, bonnet, described protecgulum and bonnet are attached separately to the two ends of cylinder barrel, and described piston rod has piston, piston and cylinder barrel
Inner chamber is slidably matched, and described piston rod includes secondary piston bar and rear piston rod, and secondary piston bar is provided with the first locked groove, rear piston rod
It is provided with the second locked groove, described protecgulum has secondary piston rod aperture and front QI KOU, and secondary piston bar is slidably matched with secondary piston rod aperture, front
One end of QI KOU is communicated with the rod aperture of protecgulum, and the other end is communicated with the external world, and described bonnet has rear rod aperture and rear gas
Mouthful, rear piston rod is slidably matched with rear rod aperture, and one end of rear QI KOU communicates with the rod aperture of bonnet, the other end and the external world
Communicate, equipped with front locking device and front tripper on described protecgulum, front locking device and the cooperation of the first locked groove, front locking device and front solution
Locking device connects, described after cover equipped with rear locking device and rear tripper, rear locking device and the second locked groove coordinate, rear locking device
It is connected with rear tripper.
Described front locking device locks piston, front locking closure and front lock spring before including, and described protecgulum has front lockhole, front lock bullet
Spring is nested with front lock piston, and is located in front lockhole, and the lower end of front lock spring is offseted with front lock piston, upper end and front locking closure
Offset, front locking closure is fixed on protecgulum, front lock piston be slidably matched with front lockhole, front lock piston lower end can with secondary piston bar on
The first locked groove plug together or separate.
Described front tripper solves lock connecting rod, front unblock guide rod, front unblock action bars and front unblock spring, institute before including
Before stating, unblock guide rod has two, and be slidably matched through corresponding first pilot hole on protecgulum and with the first pilot hole, front unblock
One end of guide rod is connected with front solution lock connecting rod, and the other end is connected with front unblock action bars, described front solves lock connecting rod and front lock
The front lock piston of device is connected, and described front unblock spring is nested with front unblock guide rod, and one end offsets with protecgulum, the other end and
Front unblock action bars offsets.
Described front solution lock connecting rod has first through hole, and first through hole is nested with the upper end in front lock piston.
The two ends of described front unblock guide rod are fixing even by securing member with front solution lock connecting rod and front unblock action bars respectively
Connect.
Described rear locking device include after lock piston, rear locking closure and lock spring afterwards, described after cover there is rear lockhole, lock bullet afterwards
Spring is nested with rear lock piston, and is located in rear lockhole, and the lower end of lock spring and rear lock piston offset afterwards, upper end and rear locking closure
Offset, rear locking closure covers after being fixed on, afterwards lock piston be slidably matched with rear lockhole, afterwards lock piston lower end can with rear piston rod on
The second locked groove plug together or separate.
Described rear tripper solves lock connecting rod, unlocks guide rod, rear unblock action bars afterwards and unlock spring, institute afterwards after including
After stating, unblock guide rod has two, and covers corresponding second pilot hole after passing through and be slidably matched with the second pilot hole, unlocks afterwards
One end of guide rod is connected with rear solution lock connecting rod, and the other end is connected with rear unblock action bars, described after solve lock connecting rod and rear lock
The rear lock piston of device is connected, described after unblock spring be nested with rear unblock guide rod, and one end offsets with bonnet, the other end and
Unblock action bars offsets afterwards.
After described, solution lock connecting rod has the second through hole, and the second through hole is nested with the upper end in rear lock piston.
After described, the two ends of unblock guide rod are fixing even by securing member with rear solution lock connecting rod and rear unblock action bars respectively
Connect.
Equipped with front foot frame, rear portion is equipped with rear leg for the front portion of described cylinder barrel.
After said structure, front locking device in this utility model when cylinder piston rod stretches out and puts in place with the first locked groove
Cooperation, completes piston rod lock；Locking device is coordinated with the second locked groove when cylinder piston rod is retracted and put in place afterwards, completes piston rod
Locking.When there being compressed air, compressed air can promote front locking device and rear locking device, realize cylinder respectively and stretch out state
Unblock and the unblock of cylinder retracted mode；When non-compressed air, before manual operation, tripper can achieve that cylinder stretches out state
Manual unlocking；After manual operation, tripper can achieve the manual unlocking of cylinders retract state.This utility model structure is simple,
Locking is reliable, can greatly simplify the overall structure of water conservancy diversion cover opening/closing mechanism.
Brief description
Fig. 1 is the structural representation that mechanical automatic locking of the present utility model determines cylinder, i.e. cylinders retract view；
Fig. 2 is that Fig. 1 stretches out view in cylinder；
Fig. 3 is the structural representation of piston rod in Fig. 1 and piston；
Fig. 4 is the A-A sectional view of Fig. 1；
Fig. 5 is the B-B sectional view of Fig. 2；
Fig. 6 is the top view of the front solution lock connecting rod in Fig. 1；
Fig. 7 is the top view of the rear solution lock connecting rod in Fig. 1.
Specific embodiment
Below in conjunction with the embodiment that accompanying drawing is given, this utility model is described in further detail.
As shown in Fig. 1,2,3,4,5, mechanical automatic locking of the present utility model determines cylinder, including protecgulum 4, cylinder barrel 8, piston
Bar 9, bonnet 13, described protecgulum 4 and bonnet 13 are attached separately to the two ends of cylinder barrel 8, and described piston rod 9 has piston 17, piston 17
It is slidably matched with the inner chamber of cylinder barrel 8, described piston rod 9 includes secondary piston bar 9-1 and rear piston rod 9-2, and secondary piston bar 9-1 sets
The first locked groove 9-3, rear piston rod 9-2 is had to be provided with the second locked groove 9-4；Described protecgulum 4 has secondary piston rod aperture 4-1 and front QI KOU
4-2, secondary piston bar 9-1 and secondary piston rod aperture 4-1 are slidably matched, the rod aperture 4-1 phase of one end of front QI KOU 4-2 and protecgulum 4
Logical, the other end communicates with the external world, and described bonnet 13 has rear rod aperture 13-1 and rear QI KOU 13-2, rear piston rod 9-2 and after
Rod aperture 13-1 is slidably matched, and one end of rear QI KOU 13-2 is communicated with rod aperture 13-1 of bonnet 4, the other end and extraneous phase
Logical, equipped with front locking device and front tripper on described protecgulum 4, front locking device is coordinated with the first locked groove 9-3, front locking device with front
Tripper connects, and equipped with rear locking device and rear tripper on described bonnet 13, rear locking device and the second locked groove 9-4 coordinate,
Locking device is connected with rear tripper afterwards.
As shown in Figure 1,2,3, 4, lock piston 1, front locking closure 2 and front lock spring 3, described protecgulum before described front locking device includes
There is on 4 front lockhole 4-3, front lock spring 3 is nested with front lock piston 1, and is located in front lockhole 4-3, under front lock spring 3
End is offseted with front lock piston 1, and upper end offsets with front locking closure 2, and front locking closure 2 is fixed on protecgulum 4, front locks piston 1 and front lockhole 4-3
It is slidably matched, the lower end of front lock piston 1 can be plugged together with the first locked groove 9-3 on secondary piston bar 9-1 or separate.
As shown in Fig. 1,2,4, described front tripper solves lock connecting rod 18, front unblock guide rod 19, front unblock behaviour before including
Make bar 6 and front unblock spring 5, described front unblock guide rod 19 has two, and through corresponding first pilot hole 4-4 on protecgulum 4 simultaneously
It is slidably matched with the first pilot hole 4-4, one end of front unblock guide rod 19 is connected with front solution lock connecting rod 18, the other end and front unblock
Action bars 6 is connected, and described front solution lock connecting rod 18 is connected with the front lock piston 1 of front locking device, and described front unblock spring 5 is nested with
On front unblock guide rod 19, and one end is offseted with protecgulum 4, and the other end is offseted with front unblock action bars 6.
As shown in Fig. 6,4, described front solution lock connecting rod 18 has first through hole 18-1, and first through hole 18-1 is nested with front lock
The upper end of piston 1.
As shown in figure 4, the two ends of described front unblock guide rod 19 are led to front solution lock connecting rod 18 and front unblock action bars 6 respectively
Cross securing member to be fixedly connected.
As shown in Fig. 1,2,3,5, described rear locking device locks piston 14, rear locking closure 16 and rear lock spring 15 after including, described
Rear lockhole 13-3 is had on bonnet 13, lock spring 15 is nested with rear lock piston 14 afterwards, and is located in rear lockhole 13-3, locks afterwards
The lower end of spring 15 is offseted with rear lock piston 14, and upper end is offseted with rear locking closure 16, and rear locking closure 16 is fixed on bonnet 13, and lock is lived afterwards
Plug 14 is slidably matched with rear lockhole 13-3, lock afterwards piston 14 lower end can with rear piston rod 9-2 on the second locked groove 9-4 plug together or
Separate.
As shown in Fig. 1,2,5, described rear tripper solves lock connecting rod 20, rear unblock guide rod 21, unlocks afterwards and grasp after including
Make bar 11 and rear unblock spring 12, described rear unblock guide rod 21 has two, and passes through corresponding second pilot hole 13- on bonnet 13
4 and be slidably matched with the second pilot hole 13-4, afterwards one end of unblock guide rod 21 be connected with rear solution lock connecting rod 20, the other end and after
Unblock action bars 11 is connected, and described rear solution lock connecting rod 20 is connected with the rear lock piston 14 of rear locking device, described rear unblock spring
12 are nested with rear unblock guide rod 21, and one end is offseted with bonnet 13, and the other end is offseted with rear unblock action bars 11.
As shown in Fig. 7,5, described rear solution lock connecting rod 20 has the second through hole 20-1, and the second through hole 20-1 is nested with rear lock
The upper end of piston 14.
As shown in figure 5, the two ends of unblock guide rod 21 solve lock connecting rod 20 and rear unblock action bars 11 with rear respectively after described
It is fixedly connected by securing member.
As shown in Fig. 1,2,4,5, equipped with front foot frame 7, rear portion is equipped with rear leg 10 for the front portion of described cylinder barrel 8.
As shown in Fig. 1,2,3,4,5, when this utility model uses, when original state is retracted mode, lock piston 14 afterwards
Lower end is coordinated with the second locked groove 9-4 on rear piston rod 9-2 under rear lock spring 15 power effect, lock cylinder retracted mode；When
When having compressed air to be passed through rear QI KOU 13-2, compressed air locks spring 15 power after overcoming, and rear lock piston 14 is lifted away from rear piston rod
The second locked groove 9-4 on 9-2, realizes the unblock of cylinders retract lock-out state.Piston rod 9 stretches out in the presence of compressed air,
Current piston rod 9-1 stretches out after putting in place, and the lower end of front lock piston 1 moves on secondary piston bar 9-1 in the presence of front lock spring 3
The first locked groove 9-3 in, realize the locking that cylinder stretches out state；Cylinders retract motor process：It is passed through front gas when there being compressed air
During mouth 4-2, compressed air locks spring 3 power before overcoming, by the first locked groove 9-3 on the lower end and secondary piston bar 9-1 of front lock piston 1
Separate, piston rod 9 retracts in the presence of compressed air, when after piston rod 9-2 retract and put in place after, afterwards the lower end of lock piston 14 and
The second locked groove 9-4 cooperation on piston rod 9-2, realizes the locking of cylinders retract state afterwards.
In non-compressed air, before Manual press, unlock action bars 6, front unblock action bars 6 passes through front unblock guide rod 19, front
Before solution lock connecting rod 18 drives, lock piston 1 moves upwards, the first locked groove 9-3 on the lower end and secondary piston bar 9-1 of front lock piston 1
Separate, realize the unblock that cylinder stretches out state；
In non-compressed air, after Manual press unlock action bars 11, afterwards unblock action bars 11 pass through rear unblock guide rod 21,
After solution lock connecting rod 20 drives afterwards, lock piston 14 moves upwards, afterwards the second lock on the lower end and rear piston rod 9-2 of lock piston 14
Groove 9-4 separates, and realizes the unblock of cylinders retract state.
Claims (10)
1. a kind of mechanical automatic locking determines cylinder, including protecgulum（4）, cylinder barrel（8）, piston rod（9）, bonnet（13）, described protecgulum
（4）And bonnet（13）It is attached separately to cylinder barrel（8）Two ends, described piston rod（9）On have piston（17）, piston（17）With cylinder barrel
（8）Inner chamber be slidably matched it is characterised in that：
A, described piston rod（9）Including secondary piston bar（9-1）With rear piston rod（9-2）, secondary piston bar（9-1）It is provided with the first lock
Groove（9-3）, rear piston rod（9-2）It is provided with the second locked groove（9-4）,
B, described protecgulum（4）There is secondary piston rod aperture（4-1）With front QI KOU（4-2）, secondary piston bar（9-1）With secondary piston rod aperture
（4-1）It is slidably matched, front QI KOU（4-2）One end and protecgulum（4）Rod aperture（4-1）Communicate, the other end is communicated with the external world,
C, described bonnet（13）There is rear rod aperture（13-1）With rear QI KOU（13-2）, rear piston rod（9-2）With rear piston rod
Hole（13-1）It is slidably matched, rear QI KOU（13-2）One end and bonnet（13）Rod aperture（13-1）Communicate, the other end is with outward
Boundary communicates,
D, described protecgulum（4）On equipped with front locking device and front tripper, front locking device and the first locked groove（9-3）Cooperation, front lock
Device is connected with front tripper,
E, described bonnet（13）On equipped with rear locking device and rear tripper, rear locking device and the second locked groove（9-4）Cooperation, locks afterwards
Device is connected with rear tripper.
2. mechanical automatic locking according to claim 1 determine cylinder it is characterised in that：Before described front locking device includes, lock is lived
Plug（1）, front locking closure（2）With front lock spring（3）, described protecgulum（4）On there is front lockhole（4-3）, front lock spring（3）It is nested with front
Lock piston（1）On, and it is located at front lockhole（4-3）In, front lock spring（3）Lower end and front lock piston（1）Offset, upper end with front
Locking closure（2）Offset, front locking closure（2）It is fixed on protecgulum（4）On, front lock piston（1）With front lockhole（4-3）It is slidably matched, front lock is lived
Plug（1）Lower end can be with secondary piston bar（9-1）On the first locked groove（9-3）Plug together or separate.
3. mechanical automatic locking according to claim 1 determine cylinder it is characterised in that：Described front tripper includes front solution
Lock connecting rod（18）, front unblock guide rod（19）, front unblock action bars（6）With front unblock spring（5）, described front unblock guide rod（19）
There are two, and pass through protecgulum（4）Upper corresponding first pilot hole（4-4）And with the first pilot hole（4-4）It is slidably matched, front unblock
Guide rod（19）One end and front solution lock connecting rod（18）It is connected, the other end and front unblock action bars（6）It is connected, described front unblock is even
Extension bar（18）Front lock piston with front locking device（1）It is connected, described front unblock spring（5）It is nested with front unblock guide rod（19）On,
And one end and protecgulum（4）Offset, the other end and front unblock action bars（6）Offset.
4. mechanical automatic locking according to claim 3 determine cylinder it is characterised in that：Described front solution lock connecting rod（18）Tool
There is first through hole（18-1）, first through hole（18-1）It is nested with front lock piston（1）Upper end.
5. mechanical automatic locking according to claim 3 determine cylinder it is characterised in that：Described front unblock guide rod（19）Two
End respectively with front solution lock connecting rod（18）With front unblock action bars（6）It is fixedly connected by securing member.
6. mechanical automatic locking according to claim 1 determine cylinder it is characterised in that：After described rear locking device includes, lock is lived
Plug（14）, rear locking closure（16）With rear lock spring（15）, described bonnet（13）On there is rear lockhole（13-3）, lock spring afterwards（15）Set
Put in rear lock piston（14）On, and it is located at rear lockhole（13-3）In, lock spring afterwards（15）Lower end and rear lock piston（14）Phase
Support, upper end and rear locking closure（16）Offset, rear locking closure（16）It is fixed on bonnet（13）On, lock piston afterwards（14）With rear lockhole（13-3）
It is slidably matched, lock piston afterwards（14）Lower end can be with rear piston rod（9-2）On the second locked groove（9-4）Plug together or separate.
7. mechanical automatic locking according to claim 1 determine cylinder it is characterised in that：Described rear tripper solves after including
Lock connecting rod（20）, afterwards unlock guide rod（21）, afterwards unlock action bars（11）With rear unblock spring（12）, described rear unblock guide rod
（21）There are two, and pass through bonnet（13）Upper corresponding second pilot hole（13-4）And with the second pilot hole（13-4）Slip is joined
Close, unlock guide rod afterwards（21）One end and rear solution lock connecting rod（20）It is connected, the other end and rear unblock action bars（11）It is connected, institute
Lock connecting rod is solved after stating（20）Rear lock piston with rear locking device（14）It is connected, described rear unblock spring（12）It is nested with rear unblock
Guide rod（21）On, and one end and bonnet（13）Offset, the other end and rear unblock action bars（11）Offset.
8. mechanical automatic locking according to claim 7 determine cylinder it is characterised in that：Solution lock connecting rod after described（20）Tool
There is the second through hole（20-1）, the second through hole（20-1）It is nested with rear lock piston（14）Upper end.
9. mechanical automatic locking according to claim 7 determine cylinder it is characterised in that：Unblock guide rod after described（21）Two
End respectively with rear solution lock connecting rod（20）With rear unblock action bars（11）It is fixedly connected by securing member.
10. mechanical automatic locking according to claim 1 determine cylinder it is characterised in that：Described cylinder barrel（8）Front portion equipped with
Front foot frame（7）, rear portion is equipped with rear leg（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753998.7U CN205977897U (en) | 2016-07-18 | 2016-07-18 | Mechanical type automatic locking cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753998.7U CN205977897U (en) | 2016-07-18 | 2016-07-18 | Mechanical type automatic locking cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205977897U true CN205977897U (en) | 2017-02-22 |
Family
ID=58025603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620753998.7U Active CN205977897U (en) | 2016-07-18 | 2016-07-18 | Mechanical type automatic locking cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205977897U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015170A (en) * | 2016-07-18 | 2016-10-12 | 中车戚墅堰机车车辆工艺研究所有限公司 | Mechanical automatic locking cylinder |
| CN110219856A (en) * | 2019-06-21 | 2019-09-10 | 宁波威曼智能科技有限公司 | A kind of gas-operated lock for attached lock cylinder |
| CN111379761A (en) * | 2018-12-28 | 2020-07-07 | 比亚迪股份有限公司 | Oil cylinder, hydraulic system and lifting equipment |
-
2016
- 2016-07-18 CN CN201620753998.7U patent/CN205977897U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015170A (en) * | 2016-07-18 | 2016-10-12 | 中车戚墅堰机车车辆工艺研究所有限公司 | Mechanical automatic locking cylinder |
| CN106015170B (en) * | 2016-07-18 | 2020-08-11 | 中车戚墅堰机车车辆工艺研究所有限公司 | Mechanical automatic locking cylinder |
| CN111379761A (en) * | 2018-12-28 | 2020-07-07 | 比亚迪股份有限公司 | Oil cylinder, hydraulic system and lifting equipment |
| CN111379761B (en) * | 2018-12-28 | 2021-06-18 | 比亚迪股份有限公司 | Oil cylinder, hydraulic system and lifting equipment |
| CN110219856A (en) * | 2019-06-21 | 2019-09-10 | 宁波威曼智能科技有限公司 | A kind of gas-operated lock for attached lock cylinder |
| CN110219856B (en) * | 2019-06-21 | 2024-03-08 | 宁波威曼智能科技有限公司 | Pneumatic lock for cylinder with lock |
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Legal Events
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220527 Address after: 266111 South Side of Xinye Road and West Side of Herong Road, Qingdao Hi-tech Industrial Development Zone, Shandong Province Patentee after: CRRC Brake System Co.,Ltd. Address before: 213011 No. 51 Wuyi Road, Qishuyan, Changzhou, Jiangsu, 258 Patentee before: CRRC QISHUYAN INSTITUTE Co.,Ltd. |