CN107217931A - A kind of railway tunnel protection door locking device - Google Patents
A kind of railway tunnel protection door locking device Download PDFInfo
- Publication number
- CN107217931A CN107217931A CN201710656231.1A CN201710656231A CN107217931A CN 107217931 A CN107217931 A CN 107217931A CN 201710656231 A CN201710656231 A CN 201710656231A CN 107217931 A CN107217931 A CN 107217931A
- Authority
- CN
- China
- Prior art keywords
- rack
- locking device
- drive gear
- latch
- railway tunnel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/04—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with two sliding bars moved in opposite directions when fastening or unfastening
- E05C9/041—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with two sliding bars moved in opposite directions when fastening or unfastening with rack and pinion mechanism
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/08—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with a rotary bar for actuating the fastening means
- E05C9/085—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing with a rotary bar for actuating the fastening means pivoting about an axis perpendicular to the door
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C9/00—Arrangements of simultaneously actuated bolts or other securing devices at well-separated positions on the same wing
- E05C9/18—Details of fastening means or of fixed retaining means for the ends of bars
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention belongs to door lock field, and a kind of railway tunnel protection door locking device, including set casing, drive gear, driving handle and inserting lock device are disclosed, the drive gear may be rotatably mounted on the set casing by rotary shaft；The driving handle is fixedly mounted in the rotary shaft；The inserting lock device includes rack, guiding mechanism and latch, the rack and guiding mechanism are separately positioned on the set casing, the rack is engaged with the drive gear, the guiding mechanism is contacted with the rack, it is oriented to for the rectilinear movement to the rack, the latch is vertically arranged on the set casing and it is fixedly mounted on the rack, for insertion into locking protective door in the locked groove on door opening.This locking device is driven using drive gear rack, is shaken driving handle and is driven the interior i.e. lockable of the locked groove of latch turnover door opening or open door, whole device parts are few, simple to operate, convenient in emergency circumstances quick response.
Description
Technical field
The invention belongs to door lock field, more particularly, to a kind of railway tunnel protection door locking device.
Background technology
With developing rapidly for China's transport development, railway, highway, city underground tunnel quantity it is more and more, it is grown
Degree is also increasingly longer, provided with the canyon and escape opening, these equipment caverns and escape opening for laying electrical equipment in tunnel
On be provided with protective door, protective door safe and reliable, the simple to operate locking suitable for railway tunnel protective door must be housed
Device.
At present, the locking device on protective door has disengaging type locking device and electromechanical locking device.For disengaging type lock
Determine device and rotary extrusion type spinning locking device, exist complicated, part is excessive, installs and safeguards inconvenient, in the dark moist bar in tunnel
Overlong time under part is it is possible that the shortcoming of the phenomenon such as part failure；For electromechanical locking device, although simple to operation,
Fast response time, but once there are some fortuitous events such as：Have a power failure, stand-by power supply fails, the phenomenon such as electrical equipment aging will
Cause locking device can not be normally-open and to be closed, in case of emergency in-convenience in use, above locking device in summary
Reliability is easily affected by the external environment.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, filled the invention provides a kind of locking of railway tunnel protective door
Put, whole locking device part is few, simple in construction, safe and reliable, easy to maintenance, while the material and size to locking device are entered
Go regulation, be more suitable for railway tunnel protective door.
To achieve the above object, it is proposed, according to the invention, there is provided a kind of railway tunnel protection door locking device, its feature exists
In, including set casing, drive gear, driving handle and inserting lock device, wherein,
The drive gear may be rotatably mounted on the set casing by rotary shaft；
The driving handle is fixedly mounted in the rotary shaft, for driving the drive gear to rotate；
The inserting lock device includes rack, guiding mechanism and latch, and the rack and guiding mechanism are separately positioned on described
On set casing, the rack is vertically arranged and it is engaged with the drive gear, and the guiding mechanism is contacted with the rack,
It is oriented to for the rectilinear movement to the rack, the latch is vertically arranged and it is fixedly mounted on the rack
On, for insertion into locking protective door in the locked groove on door opening.
Preferably, the guiding mechanism includes the outer gib block and interior gib block that are parallel to each other, and they clamp it is described
Rack.
Preferably, the inserting lock device also includes middle link, the rack by the middle link with it is described
Latch is connected.
Preferably, the middle link includes connecting rod, and one end of the latch is fixedly mounted in the connection.
Preferably, it is coated with the connecting rod on back-moving spring, the connecting rod and is provided with limiting stand, it is described for limiting
The position of the one end of back-moving spring away from drive gear, the back-moving spring is used to be fixedly installed to close to one end of drive gear
On protective door.
Preferably, the limiting stand is the nut being threaded on the connecting rod.
Preferably, the middle link also includes limiting plate and rebound, and the limiting plate is fixedly mounted on the tooth
On bar, the heart is used for the rotational travel for limiting the driving handle, and the rebound is fixedly connected on the limiting plate, the company
Bar is fixedly mounted on the rebound.
Preferably, the inserting lock device is provided with two, and the rack of the two inserting lock devices symmetrical is set
Put, the latch of the two bolt devices is setting up and down, for inserting respectively in two locked grooves up and down on door opening.
Preferably, driving handle described in one is fixedly mounted respectively on each side of the drive gear.
Preferably, axle sleeve in addition in the locked groove of the door opening, being brought into close contact with the latch.
In general, by the contemplated above technical scheme of the present invention compared with prior art, it can obtain down and show
Beneficial effect：
1) this locking device is driven using drive gear rack, is shaken driving handle and is driven in the locked groove of latch turnover door opening
Lockable or door is opened, whole device parts are few, simple to operate, convenient in emergency circumstances quick response.
2) resetted by driving handle from gravity and back-moving spring driving latch, must during protective door is opened and closed
Driving handle must be lifted so that locking device safety and reliability.
3) latch is fitted closely with the axle sleeve in locked groove, and latch will not be produced under the positive and negative Action of Wind pressure in tunnel and rocked, and be made
Obtain door body and fix more firm.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2,3 are respectively that the part of the present invention is arranged on schematic diagram when on protective door；
Fig. 4 is schematic diagram of the integral installation of the present invention on protective door；
Fig. 5 is the schematic diagram of the locked groove on door opening.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in each embodiment of invention described below
Not constituting conflict each other can just be mutually combined.
1~Fig. 5 of reference picture, a kind of railway tunnel protection door locking device, including set casing, drive gear 9, driving handle
10 and inserting lock device, wherein,
The drive gear 9 may be rotatably mounted on the set casing by rotary shaft 11；
The driving handle 10 is fixedly mounted in the rotary shaft 11, for driving the drive gear 9 to rotate；It is excellent
Driving handle 10 described in one are fixedly mounted respectively on selection of land, each side of the drive gear 9, so can be in OR gate outdoors
Interior two positions can realize unlocking by driving handle 10.
The inserting lock device includes rack 6, guiding mechanism and latch 1, and the rack 6 and guiding mechanism are separately positioned on institute
State on set casing, the rack 6 is vertically arranged and it is engaged with the drive gear 9, the guiding mechanism and the rack 6
Contact, is oriented to, the latch 1 is vertically arranged and it is fixedly mounted on institute for the rectilinear movement to the rack 6
State on rack 6, for insertion into locking protective door in the locked groove 14 on door opening.Preferably, the guiding mechanism includes mutually flat
Capable outer gib block 7 and interior gib block 8, and they clamp the rack 6, so can ensure tooth in inside and outside both direction
The normal movement of bar 6.
Further, the inserting lock device also includes middle link, the rack 6 by the middle link with it is described
Latch 1 is connected, and the middle link includes connecting rod 2, and one end of the latch 1 is fixedly mounted in the connection.In addition, institute
Stating middle link also includes limiting plate 4 and rebound 3, and the limiting plate 4 is fixedly mounted on the rack 6, and the heart is used to limit
The rotational travel of the driving handle 10 is made, the rebound 3 is fixedly connected on the limiting plate 4, the connecting rod 2 fixes peace
On the rebound 3.
Further, it is coated with the connecting rod 2 on back-moving spring 12, the connecting rod 2 and is provided with limiting stand, for limits
The position of the described one end of back-moving spring 12 away from drive gear 9, it is preferable that the limiting stand is to be threaded in the connecting rod
Nut on 2, the back-moving spring 12 is used to be fixedly installed to protective door close to one end of drive gear 9, so resets bullet
Spring 12 can be moved with drivening rod 2, and then drive latch 1 to reset.
Further, the inserting lock device is provided with two, and the rack 6 of the two inserting lock devices symmetrical is set
Put, the latch 1 of the two devices of latch 1 is setting up and down, for inserting respectively in two locked grooves 14 up and down on door opening.
Further, this locking device also include it is in the locked groove 14 of the door opening, be brought into close contact with the latch 1
Axle sleeve 13.
During enabling, driving handle 10 shakes upwards drives rotary shaft 11 to rotate by the connection of key, and same rotary shaft 11 is led to
The connection for crossing key drives drive gear 9 to rotate, due to engaging for drive gear 9 and rack 6, and the rotation of drive gear 9 drives drive
Two racks 6 on the both sides of moving gear 9 are mobile to the centre of protective door, pass through the end of rack 6 and limiting plate 4, rebound 3 and company
Bar 2 is connected to latch 1, upper and lower cotter joint 1 is driven to movement in the middle of protective door, so that latch 1 takes off from the locked groove 14 of doorframe
From door can be opened, and now the back-moving spring 12 of connecting shaft lower end is in impaction state.
After door is opened, driving handle 10 is unclamped, is shaken downwards in the reseting elasticity of back-moving spring 12 driving driving handle 10, band
Dynamic part is moved or rotated by the opposite direction of above-mentioned each part, so that latch 1 is inserted in other grooves set again；If wanting
Turn off protective door, it is necessary to shake driving handle 10 upwards, make latch 1 and enter in protective door, when closing protective door, unclamp and drive
Fixed handle 10, the appliance for releasing single of latch 1 enters in the locked groove 14 of doorframe.
Band dowel hole is provided with the driving handle 10 of the present invention, is connected by key with rotary shaft 11, and door body both sides are filled
There is driving handle 10.
The interior gib block 8 of the present invention, be provided with through hole on outer gib block 7, by bolt be fixed in guide pressing plate 5 it
Between, the distance for accommodating rack 6 is left between interior gib block 8, outer gib block 7, can be laterally fixed by rack 6, make rack 6
Motion above and below can only doing.
The limiting plate 4 of the present invention connects rack 6 and rebound 3, and plays the angle that limitation driving handle 10 shakes upwards
The effect of degree.
Back-moving spring 12 is arranged on a part limit on a certain position of connecting shaft, one end nut defined position, protective door
Determine the position of the back-moving spring other end；Driving handle 10 is shaken upwards and opens locking device, makes after protective door rotate in place, to unclamp
Latch on driving handle 10, protective door can automatically reset under the drive of back-moving spring 12, and the compressing of back-moving spring 12
Effect make it that locking device is more reliable.
Reference picture 1, driving handle 10 is connected in rotary shaft 11 by key, and two ends pass through door body when rotary shaft 11 is installed,
Two ends are equipped with driving handle 10 and open screwed hole, and two ends install bolt fixed drive handle 10 additional, and the middle part of rotary shaft 11 is equipped with drive
Moving gear 9, both connections are connected for key, and drive gear is fixed on middle part by guide pressing plate 5, and rotary shaft 11 is pressed through guiding
Plate, and can be rotated in the hole of two guide pressing plates.Interior gib block 8 and outer gib block 7 be bolted on two guide pressing plates it
Between, the thickness of rack 6 is left between two gib blocks, and rack 6 is secured transverse between two gib blocks, rack 6 is done
Movement up and down, limiting plate 4 links together rack 6 with rebound 3, by being welded to connect between three, is opened on rebound 3
There is hole, connecting rod 2 is through rebound and is bolted on rebound, screw thread is integrally provided with connecting rod 2, the one end of latch 1 is opened
There is screwed hole, the other end is taper, and latch 1, which is connected through a screw thread, to be fixed on connecting rod 2.
Reference picture 2, back-moving spring 12 is arranged on connecting rod, and the nut that one end is threadedly attached on connecting rod limits position
Put, certain structure in the door body of protective door can limit the position of the other end.
Referring to the drawings 3, axle sleeve 13 is arranged in door body, and night bolt 1 passes through sleeve 13, and can move up and down wherein,
The abrasion of latch is reduced, pretightning force is improved.
The locked groove of the present invention is preferred to use round keyhole, is matched with latch 1.Moving component and contact component are from stainless
Steel matter, the anti-corrosion in moist tunnel.The preferably a diameter of 30mm of latch 1, locked groove internal diameter is preferably 31mm, facilitates lockset normal
Open and close, while ensureing that lockset gap is small, prevents door body is produced by positive and negative influenced by wind pressure from rocking.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, it is not used to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the invention etc., it all should include
Within protection scope of the present invention.
Claims (10)
1. a kind of railway tunnel protection door locking device, it is characterised in that including set casing, drive gear, driving handle and insert
Locking device, wherein,
The drive gear may be rotatably mounted on the set casing by rotary shaft；
The driving handle is fixedly mounted in the rotary shaft, for driving the drive gear to rotate；
The inserting lock device includes rack, guiding mechanism and latch, and the rack and guiding mechanism are separately positioned on the fixation
On shell, the rack is vertically arranged and it is engaged with the drive gear, and the guiding mechanism is contacted with the rack, with
It is oriented in the rectilinear movement to the rack, the latch is vertically arranged and it is fixedly mounted on the rack, with
Protective door is locked for inserting in the locked groove on door opening.
2. a kind of railway tunnel protection door locking device according to claim 1, it is characterised in that the guiding mechanism bag
The outer gib block and interior gib block being parallel to each other are included, and they clamp the rack.
3. a kind of railway tunnel protection door locking device according to claim 1, it is characterised in that the inserting lock device is also
Including middle link, the rack is connected by the middle link with the latch.
4. a kind of railway tunnel protection door locking device according to claim 1, it is characterised in that the middle link
Including connecting rod, one end of the latch is fixedly mounted in the connection.
5. a kind of railway tunnel protection door locking device according to claim 4, it is characterised in that installed on the connecting rod
Have and be provided with limiting stand on back-moving spring, the connecting rod, for limiting the described one end of back-moving spring away from drive gear
Position, the back-moving spring is used to be fixedly installed to protective door close to one end of drive gear.
6. a kind of railway tunnel protection door locking device according to claim 5, it is characterised in that the limiting stand is spiral shell
Line is connected to the nut on the connecting rod.
7. a kind of railway tunnel protection door locking device according to claim 4, it is characterised in that the middle link
Also include limiting plate and rebound, the limiting plate is fixedly mounted on the rack, the heart is used to limit the driving handle
Rotational travel, the rebound is fixedly connected on the limiting plate, and the connecting rod is fixedly mounted on the rebound.
8. a kind of railway tunnel protection door locking device according to claim 1, it is characterised in that the inserting lock device is set
Two are equipped with, and the rack of the two inserting lock devices is symmetrical set, on the latch of the two bolt devices
It is lower to set, for inserting respectively in two locked grooves up and down on door opening.
9. a kind of railway tunnel protection door locking device according to claim 1, it is characterised in that the drive gear
Driving handle described in one is fixedly mounted respectively on each side.
10. a kind of railway tunnel protection door locking device according to claim 1, it is characterised in that also including installed in
Axle sleeve in the locked groove of the door opening, being brought into close contact with the latch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656231.1A CN107217931A (en) | 2017-08-03 | 2017-08-03 | A kind of railway tunnel protection door locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656231.1A CN107217931A (en) | 2017-08-03 | 2017-08-03 | A kind of railway tunnel protection door locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107217931A true CN107217931A (en) | 2017-09-29 |
Family
ID=59954671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710656231.1A Pending CN107217931A (en) | 2017-08-03 | 2017-08-03 | A kind of railway tunnel protection door locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107217931A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025490A (en) * | 2018-08-06 | 2018-12-18 | 平湖台丽办公自动化设备有限公司 | A kind of fast-assembling bolt |
| CN109424282A (en) * | 2017-08-28 | 2019-03-05 | 盖慈有限公司 | Latch assembly for wing |
| CN109630196A (en) * | 2019-01-17 | 2019-04-16 | 中铁第四勘察设计院集团有限公司 | A kind of tunnel protection door with automatic shutter function |
| CN113738450A (en) * | 2021-09-18 | 2021-12-03 | 中铁第四勘察设计院集团有限公司 | Locking detection device of tunnel protection door and tunnel protection door comprising same |
| CN113944385A (en) * | 2021-10-25 | 2022-01-18 | 中铁第四勘察设计院集团有限公司 | Heavy push rod lock for tunnel protection door and tunnel protection door comprising heavy push rod lock |
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| FR2919650A1 (en) * | 2007-08-01 | 2009-02-06 | Michel Guy Rene Gelin | Multipoint transmission type case i.e. three point case, top and bottom movements transmitting device for sectional garage door, has guiding unit ensuring opposite translations of parts of elastic unit to transmit translations to bolts |
| CN102691466A (en) * | 2012-05-18 | 2012-09-26 | 刘韶怡 | Security door with internally-mounted padlock |
| CN103291153A (en) * | 2012-03-05 | 2013-09-11 | 无锡康贝电子设备有限公司 | Handle door lock structure |
| CN203684857U (en) * | 2013-06-28 | 2014-07-02 | 安徽明远电力设备制造有限公司 | Locking mechanism of high and low voltage power distribution cabinet door |
| CN205858000U (en) * | 2016-01-19 | 2017-01-04 | 深圳市门老爷科技有限公司 | A kind of can the world bolt device of linkage from top to bottom |
-
2017
- 2017-08-03 CN CN201710656231.1A patent/CN107217931A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2919650A1 (en) * | 2007-08-01 | 2009-02-06 | Michel Guy Rene Gelin | Multipoint transmission type case i.e. three point case, top and bottom movements transmitting device for sectional garage door, has guiding unit ensuring opposite translations of parts of elastic unit to transmit translations to bolts |
| CN103291153A (en) * | 2012-03-05 | 2013-09-11 | 无锡康贝电子设备有限公司 | Handle door lock structure |
| CN102691466A (en) * | 2012-05-18 | 2012-09-26 | 刘韶怡 | Security door with internally-mounted padlock |
| CN203684857U (en) * | 2013-06-28 | 2014-07-02 | 安徽明远电力设备制造有限公司 | Locking mechanism of high and low voltage power distribution cabinet door |
| CN205858000U (en) * | 2016-01-19 | 2017-01-04 | 深圳市门老爷科技有限公司 | A kind of can the world bolt device of linkage from top to bottom |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109424282A (en) * | 2017-08-28 | 2019-03-05 | 盖慈有限公司 | Latch assembly for wing |
| CN109025490A (en) * | 2018-08-06 | 2018-12-18 | 平湖台丽办公自动化设备有限公司 | A kind of fast-assembling bolt |
| CN109630196A (en) * | 2019-01-17 | 2019-04-16 | 中铁第四勘察设计院集团有限公司 | A kind of tunnel protection door with automatic shutter function |
| CN113738450A (en) * | 2021-09-18 | 2021-12-03 | 中铁第四勘察设计院集团有限公司 | Locking detection device of tunnel protection door and tunnel protection door comprising same |
| CN113738450B (en) * | 2021-09-18 | 2023-06-02 | 中铁第四勘察设计院集团有限公司 | Locking detection device of tunnel protection door and tunnel protection door comprising same |
| CN113944385A (en) * | 2021-10-25 | 2022-01-18 | 中铁第四勘察设计院集团有限公司 | Heavy push rod lock for tunnel protection door and tunnel protection door comprising heavy push rod lock |
| CN113944385B (en) * | 2021-10-25 | 2023-04-28 | 中铁第四勘察设计院集团有限公司 | Heavy push rod lock for tunnel protection door and tunnel protection door comprising same |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170929 |
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| RJ01 | Rejection of invention patent application after publication |