CN206385943U - Railway vehicle cab door lock - Google Patents
Railway vehicle cab door lock Download PDFInfo
- Publication number
- CN206385943U CN206385943U CN201621264039.5U CN201621264039U CN206385943U CN 206385943 U CN206385943 U CN 206385943U CN 201621264039 U CN201621264039 U CN 201621264039U CN 206385943 U CN206385943 U CN 206385943U
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- jam plate
- hand
- lock box
- connecting shaft
- railway vehicle
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Abstract
A kind of railway vehicle cab door lock, applied to rail vehicle door technical field, solve present in prior art because dead bolt engaged with backset it is bad lead to not locking in place and trip lever torque conduction freely do not cause to be unable to normal release the problems such as.It includes locking unlocking mechanism, hand reset maintaining body, insurance latch mechanism, interior lock box and outer lock box, locking unlocking mechanism includes Internal handle, outer handle, hand connecting shaft, jam plate plectrum, jam plate and a flexible member, and Internal handle is located at interior lock box with outer handle respectively can synchronous axial system with the outside of outer lock box and connecting shaft being connected by hand therebetween；Jam plate plectrum is arranged on hand in connecting shaft, can be with its synchronous axial system；Jam plate is arranged on hand in connecting shaft, can rotate around it；Jam plate is provided with columnar protrusions, and the columnar protrusions are extended in the arc-shaped groove being located on jam plate plectrum；Flexible member is arranged between jam plate and interior lock box inwall and to the two a pair of opposite force of application.
Description
Technical field
The utility model belongs to rail vehicle door technical field, more particularly to a kind of for railway vehicle cab door
Coupling type door lock.
Background technology
The means of transportation of modern railway vehicle especially railcar determines that the high frequency time of Vehicular door is used, drivers' cab
Monitoring of the door mainly for driver after stopping to passenger getting on/off situation, the action of high frequency time and uncontrollable switch gate power trigger
Cab door high fault rate, match line operation causes to have a strong impact on.Present rail vehicle often uses cab door door lock locking
Mode is by the way of the locking of top.Along backset is installed on car body doorframe, door lock is arranged in the middle part of door leaf, and dead bolt is arranged on door leaf
Top, door lock internal mechanism is connected to by trip lever, and backset blocks the locking that dead bolt realizes door after closing in place.In actual fortune
The phenomenon of the failure that such a locking mode often occurs in battalion have cab door can not locking in place, door lock clamping stagnation can not unlock or solve
Lock is difficult, inside can unlock the problems such as still outside can not be unlocked.Main cause is that dead bolt engages with backset and bad causes nothing
Method locking in place, and trip lever torque conduction do not cause freely to be unable to normal release.
The content of the invention
The purpose of this utility model is to provide a kind of coupling type door lock for railway vehicle cab door, solves existing
Present in technology because dead bolt engaged with backset it is bad lead to not locking in place and trip lever torque conduction do not cause freely not
The problems such as energy normal release.
The technical scheme that the utility model is used is：
A kind of railway vehicle cab door lock, including locking unlocking mechanism, hand reset maintaining body, insurance latch mechanism,
Interior lock box and outer lock box, it is characterised in that；The locking unlocking mechanism includes Internal handle, outer handle, hand and connecting shaft, jam plate is dialled
Piece, jam plate and a flexible member, the Internal handle and outer handle be located at respectively the interior lock box with the outside of outer lock box and therebetween
Can synchronous axial system connecting shaft connection by hand；The jam plate plectrum is arranged on hand in connecting shaft, can be with its synchronous axial system；The lock
Plate is arranged on hand in connecting shaft, can rotate around it；The jam plate is provided with columnar protrusions, and the columnar protrusions, which are extended to, is located at jam plate
In an arc-shaped groove on plectrum；The flexible member be arranged between jam plate and interior lock box inwall and to the two application a pair it is reverse
Power.
Reset maintaining body is included spring retainer and reduction torsion spring by the hand, and the spring retainer is arranged on outer handle
On, can be with its synchronous axial system；The spring retainer has dentation, the reduction torsion spring be arranged in spring retainer and its two
End bypasses same dentation and stretched out outside the spring retainer respectively.
The interior lock box side wall is provided with fluting, and described jam plate one end is extend out to outside interior lock box by the fluting.
The interior lock box inwall, which is provided with, is used for the spacing columnar protrusions of jam plate plectrum.
The hand is being provided with back-up ring for axially position in connecting shaft
The outer lock box inwall has columnar protrusions, and the reduction torsion spring two ends are located at the projection both sides respectively.
A cover plate is fixedly connected with the interior lock box, the cover plate is provided with arc-shaped groove.
The outer grip is provided with the back-up ring for axially position on hand.
The beneficial effects of the utility model：
1. locking is safely, securely, simple operation is practical；
2. the drive mechanism between handle and jam plate is simple, reliable, without easily hair trouble point, service life is long.
Brief description of the drawings
Fig. 1：Front view；
Fig. 2：Right view；
Fig. 3：A-A sectional views in Fig. 2；
Fig. 4：B-B sectional views in Fig. 2；
Fig. 5：Interior lock box cut-away view；
Fig. 6：Cover plate figure；
Fig. 7：Outer lock box internal mechanism figure；
Fig. 8：Hand is connecting shaft figure；
Fig. 9：Lock core shaft schemes.
Figure 10：Insure dead bolt figure
In figure, 1. Internal handles, lock box in 2., the outer lock box of 201. columnar protrusions 3., 301. columnar protrusions, 302. keyholes,
4. outer handle, 5. jam plates, 501. straight pins, 6. cover plates, 601. arc-shaped grooves, 7. circlip for shaft a, 8. spring retainers,
801. dentations, 9. reduction torsion springs, 10. circlip for shaft b, 11. jam plate plectrums, 1101. arc-shaped grooves, 12. lock core shafts,
13. attachment screw, 14. spring leafs, 15. insurance lock knobs, 16. insurance dead bolts, 1601. projection dead bolts, 1602. liang orthogonal flat
Face, 17. screws, spring pad, plain cushion combination, 18. compression springs, 19. hands are connecting shaft, 20. screws.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 7, locking unlocking mechanism includes Internal handle (1), outer handle (4), hand
Connecting shaft (19), jam plate plectrum (11), jam plate (5) and compression spring (18), Internal handle (1) is located at respectively with outer handle (4)
Interior lock box (2) is with the outside of outer lock box (3) and being therebetween connected connecting shaft (19) by hand, and hand cuts connecting shaft (19) two ends
Face is square, and Internal handle (1) place of being connected thereto is square through hole, and end screw, spring pad, plain cushion combination (17) are fixed, outside
Handle (2) is square opening connecting shaft (19) junction with hand, and Internal handle (1), hand can be achieved connecting shaft (19) and outer handle
(2) synchronous axial system.Jam plate plectrum (11) is arranged on hand in connecting shaft (19), and junction is that square opening coordinates with square shaft, real
The two existing synchronous axial system.Hand is circlip for shaft b (10) for axially position is provided with connecting shaft (19), for positioning
Jam plate plectrum (11).Jam plate (5) is arranged on hand in connecting shaft (19), and junction is that circular hole coordinates with circular shaft gap, jam plate (5)
Thorny connecting shaft (19) can be rotated.Jam plate (5) is provided with straight pin (501), and the straight pin (501), which is extended to, is located at jam plate group
In an arc-shaped groove (1101) on piece (11).Compression spring (18) is arranged between jam plate (5) and interior lock box (2) inwall, pressure
Contracting spring (18) is in compressive state, and a pair of opposite forces are applied to jam plate (5) and interior lock box (2) inwall.Cover plate (6) uses screw
(20) it is fixed in interior lock box (2), cover plate (6) as shown in Figure 6 is provided with arc-shaped groove (601).Interior lock box (2) side wall is provided with and opened
Groove (202), jam plate (5) one end extend out to interior lock box (2) outside by the fluting.Interior lock box (2) inwall is provided with to be dialled for jam plate
The spacing columnar protrusions (201) of piece (11).
As shown in Fig. 3, Fig. 7, reset maintaining body is included spring retainer (8) and reduction torsion spring (9) by hand, and spring is kept
Frame (8) is arranged on outer handle (4), and the two junction is that spring retainer (8) upper aperture coordinates with outer handle (4) square shaft, bullet
Spring retainer (8) can be with outer handle (4) synchronous axial system.The spring retainer (8) has dentation (801), the reduction torsion spring
(9) it is arranged in spring retainer (8) and its two ends bypasses same dentation (801) and stretches out the spring retainer (8) respectively
Outside.Outer lock box (3) inwall has columnar protrusions (301), and reduction torsion spring (9) two ends are located at the projection both sides respectively.On outer handle (4)
It is provided with the circlip for shaft a (7) for axially position.
As shown in Fig. 2, Fig. 3, Fig. 5, Fig. 8, Figure 10, the end section of lock core shaft (12) two is square, and its one end passes through interior lock box
(2) circular hole on is connected with the square through hole on insurance lock knob (15), and end screw, spring pad, plain cushion combination (17) are solid
It is fixed, realize lock core shaft (12) and insurance lock knob (15) synchronous axial system.Lock core shaft (12) other end is located at the circular key on outer lock box
In keyhole (302), lock core shaft (12) is coordinated with keyhole (302) junction using circular shaft with circular hole.Insure dead bolt (16) and lock
Mandrel (12) junction is that square hole coordinates with square shaft, and insurance dead bolt (16) can be rotated with lock core shaft (12).Insure on dead bolt (16)
Having on a projection dead bolt (1601), insurance dead bolt (16) has below two orthogonal planes (1602), insurance dead bolt (16)
One spring leaf (14) is set.
Specifically operation and action process are the utility model：This railway vehicle cab door lock is arranged on door leaf.Hold
During row lock operation, Internal handle or outer handle are pulled to locking direction, jam plate, which is horizontal, to travel forward, when jam plate front end is oblique
Along after contacting, continue to close the door, jam plate front end is lifted up and moved forward, when jam plate front end is got over the stopper on doorframe in face
Cross after stopper, jam plate is acted on by compression spring, revert again to horizontality, jam plate front end hook-type has been hung in stopper
Side, realizes locking functions, and to prevent that maloperation from unlocking door lock or unrelated person enters drivers' cab, rotation insures lock knob or with specially
With key rotation lock mandrel, insurance dead bolt is against jam plate rear end and limit its rotation, so that jam plate front end can not lift unblock.Hold
During row unblock operation, it must first rotate insurance lock knob or with private key rotation lock mandrel, insurance dead bolt is departed from jam plate motion model
Enclose, then pull Internal handle or outer handle to enabling direction, because the columnar protrusions on jam plate are located at arc slotted hole on plectrum
Bottom, so when jam plate plectrum rotates, driving jam plate to rotate lifts its front end, departs from stopper, realizes unlocking function, together
When door leaf moved under a stretching force to enabling direction, car door opening.
Claims (8)
1. a kind of railway vehicle cab door lock, including locking unlocking mechanism, hand are reset maintaining body, insurance latch mechanism, interior
Lock box and outer lock box, it is characterised in that；The locking unlocking mechanism includes Internal handle, outer handle, hand and connecting shaft, jam plate is dialled
Piece, jam plate and a flexible member, the Internal handle and outer handle are located at the interior lock box with outer lock box both sides and therebetween respectively
Can synchronous axial system connecting shaft connection by hand；The jam plate plectrum is arranged on hand in connecting shaft, can be with its synchronous axial system；The lock
Plate is arranged on hand in connecting shaft, can rotate around it；The jam plate is provided with columnar protrusions, and the columnar protrusions, which are extended to, is located at jam plate
In an arc-shaped groove on plectrum；The flexible member be arranged between jam plate and interior lock box inwall and to the two application a pair it is reverse
Power.
2. railway vehicle cab door lock according to claim 1, it is characterised in that：The hand is reset maintaining body bag
Spring retainer and reduction torsion spring are included, the spring retainer is arranged on outer grip on hand, can be with its synchronous axial system；The spring retainer
With dentation, the reduction torsion spring is arranged in spring retainer and its two ends bypasses same dentation and stretches out the bullet respectively
Outside spring retainer.
3. railway vehicle cab door lock according to claim 1 or 2, it is characterised in that：Set on the interior lock box side wall
There is fluting, described jam plate one end is extend out to outside interior lock box by the fluting.
4. railway vehicle cab door lock according to claim 1 or 2, it is characterised in that：Set on the interior lock box inwall
There are the columnar protrusions spacing for jam plate plectrum.
5. railway vehicle cab door lock according to claim 1 or 2, it is characterised in that：The hand in connecting shaft setting
It is equipped with the back-up ring for axially position.
6. railway vehicle cab door lock according to claim 1 or 2, it is characterised in that：The outer lock box inwall has post
Shape projection, the reduction torsion spring two ends are located at the projection both sides respectively.
7. railway vehicle cab door lock according to claim 1, it is characterised in that：It is fixedly connected with the interior lock box
One cover plate, the cover plate is provided with arc-shaped groove.
8. railway vehicle cab door lock according to claim 2, it is characterised in that：The outer grip is provided with hand to be used for
The back-up ring of axially position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264039.5U CN206385943U (en) | 2016-11-24 | 2016-11-24 | Railway vehicle cab door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621264039.5U CN206385943U (en) | 2016-11-24 | 2016-11-24 | Railway vehicle cab door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206385943U true CN206385943U (en) | 2017-08-08 |
Family
ID=59486005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621264039.5U Active CN206385943U (en) | 2016-11-24 | 2016-11-24 | Railway vehicle cab door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206385943U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930927A (en) * | 2017-12-18 | 2019-06-25 | 天津骏航科技有限公司 | It is a kind of to rotate flexible automobile-used small door lock |
| CN111348060A (en) * | 2018-12-20 | 2020-06-30 | 中车唐山机车车辆有限公司 | Cab and rail train |
| CN113006616A (en) * | 2021-01-29 | 2021-06-22 | 南京康尼机电股份有限公司 | Triple-locking door lock device with built-in main handle outside intercity vehicle cab |
-
2016
- 2016-11-24 CN CN201621264039.5U patent/CN206385943U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109930927A (en) * | 2017-12-18 | 2019-06-25 | 天津骏航科技有限公司 | It is a kind of to rotate flexible automobile-used small door lock |
| CN111348060A (en) * | 2018-12-20 | 2020-06-30 | 中车唐山机车车辆有限公司 | Cab and rail train |
| CN113006616A (en) * | 2021-01-29 | 2021-06-22 | 南京康尼机电股份有限公司 | Triple-locking door lock device with built-in main handle outside intercity vehicle cab |
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