CN105672776B - Electromagnetic shield door with flexible axle emergency opening device - Google Patents
Electromagnetic shield door with flexible axle emergency opening device Download PDFInfo
- Publication number
- CN105672776B CN105672776B CN201610185399.4A CN201610185399A CN105672776B CN 105672776 B CN105672776 B CN 105672776B CN 201610185399 A CN201610185399 A CN 201610185399A CN 105672776 B CN105672776 B CN 105672776B
- Authority
- CN
- China
- Prior art keywords
- doorframe
- bevel gear
- axle
- flexible axle
- rotating shaft
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/04—Devices for coupling the turning cylinder of a single or a double cylinder lock with the bolt operating member
- E05B17/042—Devices for coupling the turning cylinder of a single or a double cylinder lock with the bolt operating member using toothed wheels or geared sectors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/22—Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B53/00—Operation or control of locks by mechanical transmissions, e.g. from a distance
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/143—Arrangement of several locks, e.g. in parallel or series, on one or more wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
- E05B2047/0023—Nuts or nut-like elements moving along a driven threaded axle
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
A kind of electromagnetic shield door with flexible axle emergency opening device, including doorframe and door body, the doorframe are provided with dual-axle motor；Dual-axle motor motor connection the tip of the axis is arranged with first bevel gear, and first bevel gear is connected with flexible axle opening device, and the flexible axle opening device includes bevel gear and the flexible axle to cooperate；The doorframe of the first bevel gear side is provided with U-shaped support frame, the U-shaped support frame includes the side plate of guide plate and connecting guide plate, intert all kinds of rotating shafts for centre, and doorframe inner chamber is provided with the U-shaped link below rotary shaft rack and rotary shaft rack, and U-shaped link lower end is connected with drawstring.The present invention can synchronously be moved up and down by two locking sliding blocks of the dynamic installation of dual-axle motor driving gate upper slide of frame in normal use, realize the automatic opening and locking of door body.Manually the keying of shield door can also be realized by operating flexible shaft opening device, it is simple to operate, securely and reliably, solve the defects of prior art is present.
Description
Technical field
The invention belongs to electromagnetic shield door technical field, relates generally to a kind of electromagnetic shielding with flexible axle emergency opening device
Door.
Background technology
At present, the shield door of electromagnetic shielding chamber installation mainly uses hinged vertical hinged door, and the keying of shield door has electricity
Control two kinds of lockable mechanisms of locking and manual block.And the electromagnetic shield door of automatically controlled keying is used, also just with installed in door body
The dual-axle motor of top, by rack gear, the locking sliding block being arranged on doorframe is driven, utilizes inclining on locking sliding block
Rake angle, the lock pin for making to be arranged in door body separate door body with doorframe when being separated with locking sliding block.But due to being slided by locking
The limitation at block angle of inclination, it is still desirable to manually open door body（Open the state for enabling a person to freely come in and go out）, close（Close
The position corresponding with the closing piece on doorframe of the lock pin in door body can be made）.It is relatively elaborate because door body is heavier, Er Qieying
Enabling speed has been rung, it is not only laborious but also time-consuming, brought inconvenience to work.Drive mechanism is arranged on the top of door body, staff behaviour
, it is necessary to which pin steps on the instruments such as ladder, stool to be operated when making, operation inconvenience and potential safety hazard is big.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides a kind of electromagnetic shield door with flexible axle emergency opening device.
The technical scheme is that：
A kind of electromagnetic shield door with flexible axle emergency opening device, including doorframe and door body, door body are divided up and down by first side
Two hinges put are hingedly mounted in doorframe, and what door body second side corresponding with first side was split up and down sets provided with two transverse directions
The lock pin put, locking sliding block is respectively equipped with doorframe corresponding with two lock pins, two described locking sliding blocks slide vertically peace
On doorframe in corresponding fixed slide rail, tilt and offer for forming wedge with corresponding lock pin respectively on two locking sliding blocks
The locking chute of locking mechanism, it is fixedly connected between two locking sliding blocks, is provided with the top of the doorframe double by gangbar
Spindle motor, the output shaft of dual-axle motor one end are connected by screw nut driving mechanism and locking sliding block above；
The motor connection the tip of the axis of the dual-axle motor other end is arranged with first bevel gear, and first bevel gear is connected with flexible axle
Opening device, the flexible axle opening device include the second bevel gear matched with first bevel gear, are connected with second bevel gear
Flexible axle, the third hand tap gear being connected with the flexible axle other end and the 4th bevel gear matched with third hand tap gear；The first cone tooth
The doorframe of the side of wheel is provided with U-shaped support frame of the opening towards first bevel gear, and the U-shaped support frame is included between the upper and lower every flat
Row is fixed on the side plate of two guide plates of two guide plates and connection on doorframe, and first turn is vertically coated with the guide plate of top
Axle, the lower end of first rotating shaft are connected with the second bevel gear matched with first bevel gear, and the upper end of first rotating shaft is provided with support shaft
Hold, top pressure spring is arranged with the first rotating shaft excircle between spring bearing and U-shaped support frame；Under the second bevel gear
End is connected to one end of flexible axle, and the other end of flexible axle is connected with the second rotating shaft, and the second rotating shaft, which vertically passes through, is fixed on doorframe inner chamber
Rotary shaft rack and rotary shaft rack underside set U-shaped link, the lower end that the second rotating shaft is located in U-shaped link is provided with
Third hand tap gear, U-shaped link lower end are connected with drawstring；
The other end of flexible axle passes through lower section guide plate, and doorframe inside door inframe chamber is penetrated in fixed fixed cover from doorframe
In, the 4th bevel gear is installed in the 3rd rotating shaft being horizontally through inside and outside doorframe, and the both ends of the 3rd rotating shaft are respectively from fixation
Doorframe is passed in the first axle sleeve and the second axle sleeve inside and outside doorframe, the both ends inside and outside doorframe are extended in the 3rd rotating shaft
The first folding handle and the second folding handle are respectively equipped with, connection bearing is also set with the 3rd rotating shaft, is set above connection bearing
There is the horizontal support that one end is fixed on doorframe inner chamber, the other end of horizontal support is provided with pulley, and the other end of drawstring is wrapped over cunning
Take turns and be fixed on connection bearing.
Preferably, the flexible axle includes flexible axle axle sleeve and the flexible axle axle center being installed in flexible axle axle sleeve.
Preferably, the rotating shaft of lower end edge the 3rd of the horizontal support is axially arranged with horizontal concrete chute, connects the cylindrical solid of bearing
Provided with connecting pin, the other end of connecting pin, which slides, to be installed in horizontal concrete chute.
Preferably, second axle sleeve extends the side of doorframe, is arranged in the 3rd rotating shaft of the second folding handle
There is outer baffle ring, inner baffle ring is arranged with the 3rd rotating shaft of the 4th bevel gear.
The beneficial effects of the invention are as follows：
The electromagnetic shield door with flexible axle emergency opening device of the present invention can be driven in normal use by dual-axle motor
Two locking sliding blocks being slidably installed on dynamic doorframe synchronously move up and down, and realize the automatic opening and locking of door body.Can also
Manually operating flexible shaft opening device realizes the keying of shield door, simple to operate, securely and reliably, solves prior art presence
The defects of.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the K direction views in Fig. 1；
Fig. 3 is the A zoomed-in views in Fig. 1；
Fig. 4 is a kind of working condition B-B-1 of the B-B sectional views in Fig. 1；
Fig. 5 is another working condition B-B-2 of the B-B sectional views in Fig. 1；
Fig. 6 is the C-C sectional views in Fig. 5；
In figure：1. doorframe, 2. door body, 3. hinges, 4. lock pins, 5. locking sliding blocks, 6. slide rails, 7. gangbar, 8. screw mandrel spiral shells
Female transmission mechanism, 9. dual-axle motors, 10. travel switches, 11. touch panels, 12. door handles, 13. motor connection axles, 14. first cone teeth
Wheel, 15. top pressure springs, 16. spring bearings, 17. first rotating shafts, 18. second bevel gears, 19.U shapes support frame, 20. flexible axles, 21.
Fixed cover, 22. second rotating shafts, 23. rotary shaft racks, 24.U shapes link, 25. third hand tap gears, 26. drawstrings, 27. pulleys, 28.
Horizontal support, 29. connecting pins, 30. first folding handles, 31. first axle sleeves, 32. connection bearings, 33. the 4th bevel gears, 34.
It is 3rd rotating shaft, 35. outer baffle rings, 36. second folding handles, 37. second axle sleeves, 38. inner baffle rings, 201. flexible axle axle sleeves, 202. soft
Axle axle center.
Embodiment
The embodiment of the present invention is referring to Fig. 1-6, a kind of electromagnetic shield door with flexible axle emergency opening device, including
Doorframe 1 and door body 2, two hinges that door body 2 is split up and down by first side are hingedly mounted in doorframe 1.Door body 2 is corresponding with first side
Second side up and down split be provided with two lock pins 4 laterally set, be respectively equipped with locking on doorframe 1 corresponding with two lock pins 4
Sliding block 5, two locking sliding blocks 5 slide vertically on doorframe 1 in corresponding fixed slide rail 6, on two locking sliding blocks 5 respectively
The locking chute offered for corresponding lock pin composition wedge locking mechanism is tilted, passes through gangbar 7 between two locking sliding blocks 5
It is fixedly connected, dual-axle motor 9 is installed on the top of doorframe 1, the output shaft of the one end of dual-axle motor 9 passes through screw nut driving machine
Structure 8 is connected with locking sliding block 5 above.
The end of the motor connection axle 13 of the other end of dual-axle motor 9 is arranged with first bevel gear 14, and first bevel gear 14 connects
It is connected to flexible axle opening device.Flexible axle opening device includes the second bevel gear 18 matched with first bevel gear 14, with the second cone tooth
The flexible axle 20 of the connection of wheel 18, the third hand tap gear 25 being connected with the other end of flexible axle 20 and the 4th cone matched with third hand tap gear 25
Gear 33.The doorframe 1 of the side of first bevel gear 14 is provided with U-shaped support frame 19 of the opening towards first bevel gear 14, U-shaped branch
Support 19 includes upper and lower spaced and parallel two guide plates being fixed on doorframe and connects the side plate of two guide plates, in the guide plate of top
First rotating shaft 17 is vertically coated with, the lower end of first rotating shaft 17 is connected with the second bevel gear matched with first bevel gear 14
18, the upper end of first rotating shaft 17 is provided with spring bearing 16, and the first rotating shaft 17 between spring bearing 16 and U-shaped support frame 19 is cylindrical
Top pressure spring 15 is arranged with week.The lower end of second bevel gear 18 is connected to one end of flexible axle 20, and flexible axle 20 includes flexible axle axle sleeve
201 and the flexible axle axle center 202 that is installed in flexible axle axle sleeve 201.The other end of flexible axle 20 is connected with the second rotating shaft 22, the second rotating shaft
The 22 vertical U-shaped links 24 set through the rotary shaft rack 23 for being fixed on doorframe inner chamber and the underside of rotary shaft rack 23, the
The lower end that two rotating shafts 22 are located in U-shaped link 24 is provided with third hand tap gear 25, and the lower end of U-shaped link 24 is connected with drawstring 26.
The other end of flexible axle 20 is passed through in guide plate from below, then penetrates door in fixed cover 21 fixed from doorframe 1
In the doorframe inner chamber of frame 1, the 4th bevel gear 33 is installed in the 3rd rotating shaft 34 being horizontally through inside and outside doorframe 1, the 3rd turn
Axle 34 passes doorframe 1 from the first axle sleeve 31 and the second axle sleeve 37 being fixed on inside and outside doorframe 1 respectively, and the 3rd rotating shaft 34 extends
The both ends gone out inside and outside doorframe 1 are respectively equipped with the first folding handle 30 and the second folding handle 36, and the second axle sleeve 37 is vertically
Extend doorframe 1, outer baffle ring 35 is arranged with the 3rd rotating shaft 34 of the second folding handle 36, close to the 4th bevel gear 33
Inner baffle ring 38 is arranged with 3rd rotating shaft 34, outer baffle ring 35 or the axle sleeve 37 of inner baffle ring 38 and second, which coordinate, plays spacing effect.
Connection bearing 32 is also set with 3rd rotating shaft 34, the top of connection bearing 32 is fixed on doorframe inner chamber provided with one end
Horizontal support 28, the other end of horizontal support 28 are provided with pulley 27, and the other end of drawstring 26 is wrapped over pulley 28 and the company of being fixed on
In joint bearing 32.The rotating shaft 34 of lower end edge the 3rd of horizontal support 28 is axially arranged with horizontal concrete chute, connects the cylindrical fixed of bearing 32
There is connecting pin 29, the other end of connecting pin 29, which slides, to be installed in horizontal concrete chute.
During non-operating flexible shaft opening device, top pressure spring 15 is in and is uncompressed state, now, second bevel gear 18 and the
One bevel gear 14 does not contact.Dual-axle motor 9 is started by coded lock or power knob, dual-axle motor 9 passes through rack pinion
Mechanism 8 drives two locking sliding blocks 5 to make two locking sliding blocks 5 along the 6 synchronous upward sliding of slide rail being correspondingly arranged while take off
From the locking state with corresponding lock pin 4, the automatic opening of door body 2 is realized；At closing time, when the touch panel installed in door body 2
11 triggering travel switches 10, you can automatic start dual-axle motor 9, dual-axle motor 9 drive two by rack and pinion drive mechanism 8
Locking sliding block 5 is colluded step and moved down, and two lock pins 4 are caught in corresponding locking chute, realizes that the automatic of door body 2 closes
Lock.
When occur have a power failure, electrical fault or other need the situation of manual control switch's door when, in the first folding handle of doorframe 1
The first folding handle 30 is drawn in 30 sides to the opposite direction of doorframe 1 in the horizontal direction, or on the side edge of the second folding handle 36 of doorframe 1
Horizontal direction pushes away the second folding handle 36 to the opposite direction of doorframe 1, during outer baffle ring 35 moves to the second axle sleeve 37, interior gear
Ring 38, the 4th bevel gear 33 and connection bearing 32 move to the opposite side of doorframe 1, and connection bearing 32 drives drawstring 26, drawstring 26
U-shaped link 24 is pulled to move down, U-shaped link 24 drives the second rotating shaft 22 to move down, and the second rotating shaft 22 drives flexible axle
Axle center 202 is moved, and flexible axle axle center 202 pulls second bevel gear 18 to move down；Outer baffle ring 35 arrives at the second axle sleeve 37（Outer baffle ring
Spacing effect is played in cooperation with the second axle sleeve）When, the 4th bevel gear 33 and third hand tap gear engagement, second bevel gear 18 with
First bevel gear engages, and top pressure spring 15 is in compressive state.Then, the first folding handle 30 or the second folding handle are rotated
36, the rotation of the 3rd rotating shaft 34 drives the 4th bevel gear 33 to rotate, and due to connecting pin 29 and horizontal support 28, connects bearing 32
It is cylindrical not rotated with the 3rd rotating shaft 34, drive third hand tap gear 25 to rotate while the 4th bevel gear 33 rotates, third hand tap gear
25 drive flexible axle axle center 202 rotate, and flexible axle axle center 202 rotates in flexible axle axle sleeve 201, prevents bending when flexible axle axle center 202 rotates
（Flexible axle axle sleeve 201 is fixed in fixed cover 21, so flexible axle axle sleeve 201 does not rotate）, flexible axle axle center 202 drives second bevel gear
18, second bevel gear 18 drives first bevel gear 14 to rotate.First bevel gear 14 drives dual-axle motor 9, is passed by rack-and-pinion
Motivation structure 8 drives two locking sliding blocks 5 to realize the unlatching of door body 2 along the synchronous slide of slide rail 6 being correspondingly arranged or close
Lock.It is manually operated, it is simple and convenient, securely and reliably.
Claims (4)
1. a kind of electromagnetic shield door with flexible axle emergency opening device, including doorframe and door body, door body is split up and down by first side
Two hinges be hingedly mounted in doorframe, it is characterised in that door body second side corresponding with first side up and down split be provided with
Two lock pins laterally set, locking sliding block are respectively equipped with doorframe corresponding with two lock pins, two described locking sliding blocks are equal
Slide vertically on the doorframe in corresponding fixed slide rail, tilted respectively on two locking sliding blocks and offer for and corresponding lock
Pin bank is fixedly connected between two locking sliding blocks, in the upper of the doorframe into the locking chute of wedge locking mechanism by gangbar
Portion is provided with dual-axle motor, and the output shaft of dual-axle motor one end passes through screw nut driving mechanism and locking sliding block above
Drive connection；
The motor connection the tip of the axis of the dual-axle motor other end is arranged with first bevel gear, and first bevel gear is connected with flexible axle unlatching
Device, the flexible axle opening device is including the second bevel gear matched with first bevel gear, the flexible axle being connected with second bevel gear,
The third hand tap gear being connected with the flexible axle other end and the 4th bevel gear matched with third hand tap gear；The one of the first bevel gear
The doorframe of side is provided with U-shaped support frame of the opening towards first bevel gear, and the U-shaped support frame includes upper and lower spaced and parallel fixation
Two guide plates on doorframe and the side plate for connecting two guide plates, are vertically coated with first rotating shaft in the guide plate of top, and first
The lower end of rotating shaft is connected with the second bevel gear matched with first bevel gear, and the upper end of first rotating shaft is provided with spring bearing, support
Top pressure spring is arranged with first rotating shaft excircle between bearing and U-shaped support frame；The lower end connection of the second bevel gear
To one end of flexible axle, the other end of flexible axle is connected with the second rotating shaft, and the second rotating shaft is vertically through the rotating shaft for being fixed on doorframe inner chamber
The U-shaped link that support and rotary shaft rack underside are set, the lower end that the second rotating shaft is located in U-shaped link is provided with third hand tap
Gear, U-shaped link lower end are connected with drawstring；
The other end of flexible axle passes through lower section guide plate, is penetrated from doorframe in fixed fixed cover in doorframe inside door inframe chamber, the
Four bevel gears are installed in the 3rd rotating shaft being horizontally through inside and outside doorframe, and the both ends of the 3rd rotating shaft are respectively from being fixed on doorframe
Inside and outside the first axle sleeve and the second axle sleeve in pass doorframe, the both ends that the 3rd rotating shaft is extended inside and outside doorframe are set respectively
There are the first folding handle and the second folding handle, connection bearing is also set with the 3rd rotating shaft, one end is provided with above connection bearing
The horizontal support of doorframe inner chamber is fixed on, the other end of horizontal support is provided with pulley, and the other end of drawstring is wrapped over pulley and consolidated
It is scheduled on connection bearing.
2. the electromagnetic shield door according to claim 1 with flexible axle emergency opening device, it is characterised in that the flexible axle bag
The flexible axle axle center for including flexible axle axle sleeve and being installed in flexible axle axle sleeve.
3. according to the electromagnetic shield door with flexible axle emergency opening device described in any one of claim 1 or 2, it is characterised in that
The rotating shaft of lower end edge the 3rd of the horizontal support is axially arranged with horizontal concrete chute, connects the cylindrical of bearing and is installed with connecting pin, connection
The other end of pin is slided and is installed in horizontal concrete chute.
4. the electromagnetic shield door according to claim 3 with flexible axle emergency opening device, it is characterised in that second axle
Set axially extends doorframe, and outer baffle ring is arranged with the 3rd rotating shaft of the second folding handle, close to the 4th bevel gear
Inner baffle ring is arranged with 3rd rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610185399.4A CN105672776B (en) | 2016-03-29 | 2016-03-29 | Electromagnetic shield door with flexible axle emergency opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610185399.4A CN105672776B (en) | 2016-03-29 | 2016-03-29 | Electromagnetic shield door with flexible axle emergency opening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105672776A CN105672776A (en) | 2016-06-15 |
| CN105672776B true CN105672776B (en) | 2017-11-28 |
Family
ID=56225038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610185399.4A Active CN105672776B (en) | 2016-03-29 | 2016-03-29 | Electromagnetic shield door with flexible axle emergency opening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105672776B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150192A (en) * | 2016-08-26 | 2016-11-23 | 汪安全 | A kind of intelligence two point compression type lockset |
| CN109610958B (en) * | 2018-11-27 | 2023-12-01 | 无锡海核装备科技有限公司 | Personnel gate interlocking mechanism |
| CN109958331A (en) * | 2019-04-23 | 2019-07-02 | 金杰 | For automatically turning on the automatically lock pin of security door |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1710381A1 (en) * | 2005-04-05 | 2006-10-11 | Faiveley Transport | Plugging-and-sliding door for railway trains |
| CN204238803U (en) * | 2014-11-14 | 2015-04-01 | 中国人民解放军总参谋部工程兵科研三所 | A kind of single open-type electromagnetic shield door |
| CN204238802U (en) * | 2014-11-14 | 2015-04-01 | 中国人民解放军总参谋部工程兵科研三所 | With the electromagnetic shield door of emergency opening mechanism |
| CN205558525U (en) * | 2016-03-29 | 2016-09-07 | 河南民生特种装备有限公司 | Take emergent opening device's of flexible axle electromagnetic shielding door |
-
2016
- 2016-03-29 CN CN201610185399.4A patent/CN105672776B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1710381A1 (en) * | 2005-04-05 | 2006-10-11 | Faiveley Transport | Plugging-and-sliding door for railway trains |
| CN204238803U (en) * | 2014-11-14 | 2015-04-01 | 中国人民解放军总参谋部工程兵科研三所 | A kind of single open-type electromagnetic shield door |
| CN204238802U (en) * | 2014-11-14 | 2015-04-01 | 中国人民解放军总参谋部工程兵科研三所 | With the electromagnetic shield door of emergency opening mechanism |
| CN205558525U (en) * | 2016-03-29 | 2016-09-07 | 河南民生特种装备有限公司 | Take emergent opening device's of flexible axle electromagnetic shielding door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105672776A (en) | 2016-06-15 |
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