CN208534202U - A kind of subway shield door lock improving manual unlocking structure - Google Patents
A kind of subway shield door lock improving manual unlocking structure Download PDFInfo
- Publication number
- CN208534202U CN208534202U CN201721282186.XU CN201721282186U CN208534202U CN 208534202 U CN208534202 U CN 208534202U CN 201721282186 U CN201721282186 U CN 201721282186U CN 208534202 U CN208534202 U CN 208534202U
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- Prior art keywords
- handle
- door
- gear
- manual unlocking
- drive shaft
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Abstract
The utility model relates to traffic platforms to shield field of door fittings, disclose a kind of subway shield door lock for improving manual unlocking structure, including the manual unlocking structure for cooperating the lock body of locking or unlock with shielding header case and being connect with lock body, the shield door includes A door-plate, the B door-plate that two positions are opposite and are connected as one, and the lock body is mounted on A door-plate, in the cavity that B door-plate is collectively formed；The manual unlocking structure includes the support base for being fixedly mounted on B door-plate inner wall and drive shaft, wheel assemblies, the rack assembly being separately mounted on support base, by driving shaft-driven wheel assemblies to be sequentially connected with the rack assembly for being mounted on lock body bottom end；Described drive shaft one end is rotatably connected on support base and the drive shaft other end stretches out A door-plate and is socketed one handle component；Auxiliary rack component up/down mobile straight is set on the support base.The utility model structure is simple, can prevent maloperation and the quick response when needing to unlock.
Description
Technical field
The utility model relates to traffic platform shielding field of door fittings more particularly to a kind of ground for improving manual unlocking structure
Iron shield door lock.
Background technique
As Urbanization Process In China constantly accelerates, large-scale urban rail transit construction project gets the Green Light.Shanghai Underground
Since formal operation, passenger has been had sent altogether in the platform for being fitted without shield door and has fallen platform accident more than 30, Beijing
Iron also occurs similar accident more than 60.Installation subway shield door plays a significant role the safety of getting on or off the bus for guaranteeing passenger.
Shield door is the safety curtain that platform and track is isolated, but becomes the escape truck that can evacuate crowd again in emergency situations.
Present shielding door lock is to be carried out automatically controlling under energized state by system, if system breaks down or power-off
Etc. emergency situations just can not automatic unlocking；So subway shield door must install the hand gear of unlock.However, existing hand
Dynamic tripper, which is typically directly moved, to be unlocked, and cause unnecessary trouble although unlock is quick easy to operate by mistake.
Utility model content
The purpose of this utility model is to provide a kind of subway shield door locks for improving manual unlocking structure, can quickly solve
Lock, and can effectively prevent maloperation.
The utility model is accomplished by the following way: a kind of subway shield door lock improving manual unlocking structure, including perpendicular
To the manual unlocking knot for being mounted on shield door and cooperating the lock body of locking or unlock with shielding header case and connect with lock body
Structure, the shield door include A door-plate, the B door-plate that two positions are opposite and are connected as one, and the lock body be mounted on A door-plate,
In the cavity that B door-plate is collectively formed；The manual unlocking structure includes being fixedly mounted on the support base of B door-plate inner wall and pacifying respectively
Drive shaft, wheel assemblies, rack assembly on support base, by driving shaft-driven wheel assemblies and being mounted on lock body bottom end
Rack assembly transmission connection；Described drive shaft one end is rotatably connected on support base and the drive shaft other end stretches out A door-plate simultaneously
It is socketed one handle component；Auxiliary rack component up/down mobile straight is set on the support base.
The Handleset includes the handle mounting plate being mounted on A door-plate and the handle for stretching out handle mounting plate, the drive
Moving axis connect one end with handle and is provided with external splines, and the handle and the driving end of driving axis connection are provided with a through-hole and through-hole
Hole wall setting and the inner spline groove of the mating connection of external splines, the handle can be slided along the axis of drive shaft but inner spline groove with
External splines is socketed always；One end that the handle stretches out handle mounting plate is holding end.
The solution locked groove and limit of handle mounting hole, limitation handle rotation angle that the handle mounting plate setting is stretched out for handle
The lock groove of handle grip end position processed, the depth of the solution locked groove is greater than lock groove when using the outside wall surface of A door-plate as benchmark face
Depth；The handle when being located at lock groove the manual unlocking structure locking, the handle extracted from lock groove and along solution
Locked groove when turning to extreme position the manual unlocking structure drive lock body to unlock completely.
Further, in order to which the utility model is better achieved, retention bead is arranged in the driving end of the handle；The A
The inner wall of door-plate is equipped with corresponding with retention bead position for limiting the limited block of handle rotation angle；The handle is from lock
The limited block is contacted with retention bead when only extracting in slot and turning to extreme position along solution locked groove, while the rack assembly
It is displaced downwardly to straight least significant end, i.e., drives lock body to unlock completely by manual unlocking structure.
Further, in order to which the utility model is better achieved, the length of the through-hole is greater than the length of inner spline groove, and
One end of the not set inner spline groove of through-hole is light wall；The end that the drive shaft is connect with handle drives end is fixedly connected with limit
Disk, by handle drives end along the length range that the range that drive axis moves linearly is limited to external splines.
Further, in order to which the utility model is better achieved, the one end the handle its through-hole Guang Bi also sets up a card
The dustproof cover connect.
Further, in order to which the utility model is better achieved, the wheel assemblies are a gear；The rack assembly
A rack gear of lock body bottom is fixedly mounted on for upper end；The gear jacket is in drive shaft and passes through key block/key block slot structure
Or it is connected with each other by spline/spline slot structure, while the gear, rack gear are intermeshed.
Further, in order to which the utility model is better achieved, the wheel assemblies are two coplanar identical gears,
That is A gear, B gear；The A gear is coaxially socketed on the driving shaft, and the B gear is mounted on support base by short axle；
The rack assembly is two coplanar, installation relatively rack gears that upper end is fixedly mounted on lock body bottom, i.e. A rack gear, B tooth
Item；The A gear is engaged with A rack gear, and the B gear is engaged with B rack gear, and the A gear is engaged with B gear.
Further, in order to which the utility model is better achieved, the A gear and drive shaft pass through key block/key block slot knot
Structure is connected with each other by spline/spline slot structure；The B gear by key block/key block slot structure or passes through with short axle
Spline/spline slot structure is connected with each other.
Further, in order to which the utility model is better achieved, flange is arranged in one end that the short axle is connect with support base
And installation set matched with flange；The shaft mounting hole being socketed in short axle, while the installation is arranged in the installation set center
The edge fitting support seating face setting of set is used for bolted set fixation hole；The aperture of the shaft mounting hole of the installation set is big
The diameter of axle in short axle but the diameter less than flange, the installation set being bolted on support base limit flange short with fixation
Axis.
Further, in order to which the utility model is better achieved, the Handleset further includes being socketed on the driving shaft simultaneously
What is connect with handle is in the spring of tensional state always.
The beneficial effects of the utility model are as follows:
(1) manual unlocking device structure is simple in the utility model, but can effectively prevent and accidentally touch, maloperation and may cause
Trouble；
(2) manual unlocking structure can not only prevent fast response time under maloperation and emergency rating in the utility model.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of handle.
Fig. 3 is Handleset, wheel assemblies, rack assembly connection relationship diagram.
Fig. 4 is the explosion schematic diagram that Handleset is connect with wheel assemblies.
Fig. 5 is the outside schematic diagram of manual unlocking structure in the utility model.
Fig. 6 is the structural schematic diagram of handle mounting plate.
Fig. 7 is the structural schematic diagram of wheel assemblies and rack assembly in embodiment 5.
Fig. 8 is the structural schematic diagram of wheel assemblies and rack assembly in embodiment 6.
Wherein:
100, lock body；200, manual unlocking structure；210, support base；220, drive shaft；230, wheel assemblies；2301, A tooth
Wheel；2302, B gear；240, rack assembly；2401, A rack gear；2402, B rack gear；250, Handleset；251, handle mounting plate；
2511, handle mounting hole；2512, locked groove is solved；2513, lock groove；252, handle；2521, through-hole；2522, inner spline groove；301,A
Door-plate；302, B door-plate.
Specific embodiment
Lock body is the prior art in the application, and such as application No. is CN201220644897.8；Date of application are as follows:
2012.11.30；Apply for title are as follows: disclose in the Chinese utility model patent file of rail transit platform screen door electromagnetic lock
A kind of rail transit platform screen door electromagnetic lock.The improvement of the application is manual unlocking structure, rather than lock body structure, therefore not
Lock body is repeated again.
Embodiment 1:
The utility model is accomplished by the following way: as shown in figs 1 to 6, a kind of ground iron shield improving manual unlocking structure
Door lock is covered, including being mounted vertically in lock body 100 and and lock body on shield door and with shielding header case cooperation locking or unlock
The manual unlocking structures 200 of 100 connections, the shield door include two positions it is opposite and be connected as one A door-plate 301, B
Plate 302, and the lock body 100 is mounted on A door-plate 301, in the cavity that B door-plate 302 is collectively formed；The manual unlocking structure
200 include the support base 210 for being fixedly mounted on 302 inner wall of B door-plate and the drive shaft 220 being separately mounted on support base 210, wheel
Disk component 230, rack assembly 240, the wheel assemblies 230 driven by drive shaft 220 and the rack gear group for being mounted on 100 bottom end of lock body
Part 240 is sequentially connected；Described 220 one end of drive shaft is rotatably connected on support base 210 and 220 other end of drive shaft stretches out A
Plate 301 is simultaneously socketed one handle component 250；It is sliding that 240 up/down of auxiliary rack component mobile straight line is set on the support base 210
Slot.
The Handleset 250 includes the handle mounting plate 251 being mounted on A door-plate 301 and stretching handle mounting plate 251
Handle 252, the drive shaft 220 connect one end with handle 252 and are provided with external splines, and the handle 252 is connect with drive shaft 220
Driving end be provided with a through-hole 2521 and through-hole 2521 hole wall setting and the mating connection of external splines inner spline groove 2522, institute
State that handle 252 can be slided along the axis of drive shaft 220 but inner spline groove 2522 is socketed with external splines always；The handle 252 is stretched
One end of handle mounting plate 251 is holding end out.
Handle mounting hole 2511 that the handle mounting plate 251 setting is stretched out for handle 252 limits 252 rotational angle of handle
It solves locked groove 2512 and limits the lock groove 2513 that handle 252 holds end position, when using the outside wall surface of A door-plate 301 as benchmark face
The depth of the solution locked groove 2512 is greater than the depth of lock groove 2513；The handle 252 is located at described manual when lock groove 2513
200 locking of unlocking structure, the handle 252 are extracted from lock groove 2513 and turn to extreme position when institute along solution locked groove 2512
Stating manual unlocking structure 200 drives lock body 100 to unlock completely.
In the present embodiment, user holds handle 252 exposed on shield door, and first pulling out handle 252, one direction turns again
Fixed handle 252 drives lock body after being successively driven by Handleset 250, drive shaft 220, wheel assemblies 230, rack assembly 240
100 entirety move down, and lock body 100 is detached from the top case at the top of shield door and realizes and unlock at this time, and shield door can be manually opened.This
Structure will not touch the movement of lock body 100 easily when accidentally touching, as long as and when needing manually opened, " one draw one turn " can be unlocked, because
This unlock response quickly.After emergency rating releases, after reversely rotating handle 252 to original state, shielding door lock is back to normal
Working condition.
Moreover, disclosing the detailed construction of handle mounting plate 251 in the present embodiment, acted to limit handle 252 well
Direction, displacement so that the simple errorless operation that only uniquely determines of operation of unlock or locking, to improve safety
Property.
Embodiment 2:
The present embodiment advanced optimizes on the basis of the above embodiments, and limit convex is arranged in the driving end of the handle 252
It rises；The inner wall of the A door-plate 301 is equipped with corresponding with retention bead position for limiting the limit of 252 rotational angle of handle
Block；The handle 252 limited block and limit when being extracted from lock groove 2513 and turning to extreme position along solution locked groove 2512
Position projection contacts, while the rack assembly 240 is displaced downwardly to straight least significant end, i.e., is driven by manual unlocking structure 200
Lock body 100 unlocks completely.Retention bead and limit hole are set in the present embodiment, and increasing by one, limit ensures again, can more effectively limit
The angle that handle 252 processed rotates quickly, accurately unlocks, the later period is also facilitated to reply original state.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 3:
The present embodiment advanced optimizes on the basis of the above embodiments, and the length of the through-hole 2521 is greater than inner spline groove
2522 length, and one end of the not set inner spline groove 2522 of through-hole 2521 is light wall；The drive shaft 220 is driven with handle 252
The end of moved end connection is fixedly connected with limit disk, the range that the driving of handle 252 end is moved linearly along 220 axis of drive shaft
It is limited in the length range of external splines.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 4:
The present embodiment advanced optimizes on the basis of the above embodiments, its 2521 one end Guang Bi of through-hole of the handle 252
Also set up the dustproof cover of a clamping.The dustproof cover is for preventing dust from entering in the spline structure in through-hole 2521.It is described
Dustproof cover can use rubber material, be directly plugged into the end of through-hole 2521.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 5:
The present embodiment advanced optimizes on the basis of the above embodiments, as shown in fig. 7, the wheel assemblies 230 are one
A gear；The rack assembly 240 is the rack gear that upper end is fixedly mounted on 100 bottom of lock body；The gear jacket is in drive
Moving axis 220 is simultaneously connected with each other by key block/key block slot structure or by spline/spline slot structure, while the gear, rack gear
Intermeshing.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 6:
The present embodiment advanced optimizes on the basis of the above embodiments, as shown in figure 8, the wheel assemblies 230 are total
Two identical gears in face, i.e. A gear 2301, B gear 2302；The A gear 2301 is coaxially socketed in drive shaft 220,
And the B gear 2302 is mounted on support base 210 by short axle；The rack assembly 240 is that upper end is fixedly mounted on lock body
The rack gear that two of 100 bottoms are coplanar, install relatively, i.e. A rack gear 2401, B rack gear 2402；The A gear 2301 and A rack gear
2401 engagements, the B gear 2302 are engaged with B rack gear 2402, and the A gear 2301 is engaged with B gear 2302.
Further, in order to which the utility model is better achieved, the A gear 2301 passes through key block/key with drive shaft 220
Block slot structure is connected with each other by spline/spline slot structure；The B gear 2302 passes through key block/key block slot knot with short axle
Structure is connected with each other by spline/spline slot structure.
Further, in order to which the utility model is better achieved, one end setting that the short axle is connect with support base 210 is convex
Edge and installation set matched with flange；The shaft mounting hole being socketed in short axle, while the peace is arranged in the installation set center
Edge fitting 210 surface of the support base setting of encapsulation is used for bolted set fixation hole；The shaft mounting hole of the installation set
Aperture is greater than the diameter of axle of short axle but is less than the diameter of flange, and the installation set being bolted on support base 210 limits flange
Position is to fix short axle.
The other parts of the present embodiment are same as the previously described embodiments, and so it will not be repeated.
Embodiment 7:
The present embodiment advanced optimizes on the basis of the above embodiments, and the Handleset 250 further includes being socketed in drive
What is connect on moving axis 220 and with handle 252 is in the spring of tensional state always.The spring is in tensional state, bullet always
One end of spring is fixed in drive shaft 220 or is fixed on support base 210, and the other end and 252 clutch side of handle of spring connect
It connects, applies a power close to support base 210 always to handle 252, so that handle 252 is internally tightened naturally.
The other parts of the present embodiment are identical as any one of embodiment 1-6, and so it will not be repeated.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, any simple modification made by the above technical examples according to the technical essence of the present invention, equivalent variations, each falls within
Within the protection scope of the utility model.
Claims (9)
1. it is a kind of improve manual unlocking structure subway shield door lock, including be mounted vertically on shield door and with shielding header case
The manual unlocking structure (200) for cooperating the lock body (100) of locking or unlock and being connect with lock body (100), the shield door packet
A door-plate (301), the B door-plate (302) that two positions are opposite and are connected as one are included, and the lock body (100) is mounted on A door-plate
(301), in the cavity that B door-plate (302) is collectively formed；It is characterized by: the manual unlocking structure (200) includes being fixedly mounted
Support base (210) in B door-plate (302) inner wall and the drive shaft (220), the wheel assemblies that are separately mounted on support base (210)
(230), rack assembly (240), the wheel assemblies (230) driven by drive shaft (220) and the tooth for being mounted on lock body (100) bottom end
Bar assembly (240) transmission connection；One end of the drive shaft (220) is rotatably connected on support base (210) and drive shaft (220)
The other end stretch out and A door-plate (301) and be socketed one handle component (250)；Auxiliary rack component is set on the support base (210)
(240) the mobile straight of up/down；
The Handleset (250) includes the handle mounting plate (251) being mounted on A door-plate (301) and stretching handle mounting plate
(251) handle (252), the drive shaft (220) connect one end with handle (252) and are provided with external splines, the handle (252)
The driving end connecting with drive shaft (220) is provided with a through-hole (2521) and the hole wall setting of through-hole (2521) is mating with external splines
The inner spline groove (2522) of connection, the handle (252) can along the axis of drive shaft (220) slide but inner spline groove (2522) with
External splines is socketed always；One end that the handle (252) stretches out handle mounting plate (251) is holding end；
Handle mounting hole (2511), limitation handle (252) angle of rotation stretched out for handle (252) is arranged in the handle mounting plate (251)
The solution locked groove (2512) of degree and limitation handle (252) hold the lock groove (2513) of end position, with the outer wall of A door-plate (301)
Depth of the depth of face solution locked groove (2512) when being benchmark face greater than lock groove (2513)；The handle (252) is located at lock
Only manual unlocking structure (200) locking, the handle (252) are extracted from lock groove (2513) and along solution when slot (2513)
Locked groove (2512) turns to the manual unlocking structure (200) when extreme position and lock body (100) is driven to unlock completely.
2. a kind of subway shield door lock for improving manual unlocking structure according to claim 1, it is characterised in that: the hand
Retention bead is arranged in the driving end of handle (252)；The inner wall of the A door-plate (301) is equipped with use corresponding with retention bead position
In the limited block of limitation handle (252) rotational angle；The handle (252) extracts from lock groove (2513) and along solution locked groove
(2512) limited block is contacted with retention bead when turning to extreme position, while the rack assembly (240) is displaced downwardly to directly
Line sliding slot least significant end drives lock body (100) to unlock completely by manual unlocking structure (200).
3. a kind of subway shield door lock for improving manual unlocking structure according to claim 2, it is characterised in that: described logical
The length in hole (2521) is greater than the length of inner spline groove (2522), and one end of through-hole (2521) not set inner spline groove (2522)
For light wall；The end that the drive shaft (220) connect with handle (252) driving end is fixedly connected with limit disk, by handle
(252) driving end is along the length range that the range that drive shaft (220) axis moves linearly is limited to external splines.
4. a kind of subway shield door lock for improving manual unlocking structure according to claim 3, it is characterised in that: the hand
Its through-hole (2521) one end Guang Bi of handle (252) also sets up the dustproof cover of a clamping.
5. a kind of subway shield door lock for improving manual unlocking structure according to claim 1-4, feature exist
In: the wheel assemblies (230) are a gear；The rack assembly (240) is that upper end is fixedly mounted on lock body (100) bottom
A rack gear；The gear jacket in drive shaft (220) and by key block/key block slot structure or passes through spline/spline
Structure is connected with each other, while the gear, rack gear are intermeshed.
6. a kind of subway shield door lock for improving manual unlocking structure according to claim 1-4, feature exist
In: the wheel assemblies (230) are two coplanar identical gears, i.e. A gear (2301), B gear (2302)；The A tooth
Wheel (2301) is coaxially socketed on drive shaft (220), and the B gear (2302) is mounted on support base (210) by short axle；
The rack assembly (240) is two coplanar, installation relatively rack gears that upper end is fixedly mounted on lock body (100) bottom, i.e. A
Rack gear (2401), B rack gear (2402)；The A gear (2301) is engaged with A rack gear (2401), the B gear (2302) and B tooth
Item (2402) engagement, the A gear (2301) are engaged with B gear (2302).
7. a kind of subway shield door lock for improving manual unlocking structure according to claim 6, it is characterised in that: the A
Gear (2301) and drive shaft (220) are connected with each other by key block/key block slot structure or by spline/spline slot structure；Institute
B gear (2302) and short axle is stated to be connected with each other by key block/key block slot structure or by spline/spline slot structure.
8. a kind of subway shield door lock for improving manual unlocking structure according to claim 7, it is characterised in that: described short
One end setting flange and installation set matched with flange that axis is connect with support base (210)；The installation set center setting set
The shaft mounting hole in short axle is connect, while edge fitting support base (210) surface of the installation set is arranged for being bolted
Set fixation hole；The aperture of the shaft mounting hole of the installation set is greater than the diameter of axle of short axle but is less than the diameter of flange, passes through bolt
The installation set being fixed on support base (210) limits flange to fix short axle.
9. a kind of subway shield door lock for improving manual unlocking structure according to claim 1-4, feature exist
In: the Handleset (250) further include be socketed on drive shaft (220) and connect with handle (252) always in stretching
The spring of state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721282186.XU CN208534202U (en) | 2017-09-30 | 2017-09-30 | A kind of subway shield door lock improving manual unlocking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721282186.XU CN208534202U (en) | 2017-09-30 | 2017-09-30 | A kind of subway shield door lock improving manual unlocking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208534202U true CN208534202U (en) | 2019-02-22 |
Family
ID=65398071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721282186.XU Expired - Fee Related CN208534202U (en) | 2017-09-30 | 2017-09-30 | A kind of subway shield door lock improving manual unlocking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208534202U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794612A (en) * | 2020-07-08 | 2020-10-20 | 北京汽车集团越野车有限公司 | Vehicle antiriot lock and vehicle |
| US20220136293A1 (en) * | 2020-10-29 | 2022-05-05 | Hongfujin Precision Electronics(Tianjin)Co.,Ltd. | Locking assembly and box having locking assembly |
-
2017
- 2017-09-30 CN CN201721282186.XU patent/CN208534202U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111794612A (en) * | 2020-07-08 | 2020-10-20 | 北京汽车集团越野车有限公司 | Vehicle antiriot lock and vehicle |
| US20220136293A1 (en) * | 2020-10-29 | 2022-05-05 | Hongfujin Precision Electronics(Tianjin)Co.,Ltd. | Locking assembly and box having locking assembly |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190222 Termination date: 20190930 |