CN208168739U - A kind of opposite opened rolling screen door with door lock - Google Patents
A kind of opposite opened rolling screen door with door lock Download PDFInfo
- Publication number
- CN208168739U CN208168739U CN201820634605.XU CN201820634605U CN208168739U CN 208168739 U CN208168739 U CN 208168739U CN 201820634605 U CN201820634605 U CN 201820634605U CN 208168739 U CN208168739 U CN 208168739U
- Authority
- CN
- China
- Prior art keywords
- door
- lock
- hand
- engaging portion
- column
- 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.)
- Expired - Fee Related
Links
Abstract
The opposite opened rolling screen door with door lock that the utility model relates to a kind of, including upper rail, lower guideway, left support plate, left reel, left-hand door curtain, left driving device, right support plate, right reel, right door curtain, right driving device；Left-hand door curtain right end is equipped with left-hand door column, and left-hand door column is equipped with left engaging portion, and left-hand door column and right door pillar are equipped with door lock, and door lock includes lock body and lockhole, and lock body includes lock core, gear, rack gear, spring and unlocking handle；Rack gear is equipped with lock tongue, and lock tongue end is equipped with boss, and left engaging portion is equipped with dead bolt hole；Right door curtain left end is equipped with right door pillar, and right door pillar left end is equipped with right engaging portion, and lockhole is set to right engaging portion left wall, is made of macropore and aperture, and the width of macropore is greater than the diameter of lock tongue right end boss, and the width of aperture is less than the diameter of boss.The door lock of the utility model can lock together the left-hand door curtain of opposite opened rolling screen door and right door curtain, and structure is simple, and the crack between a door and its frame between the door curtain of left and right can be also eliminated after closing rolling screen door, reinforce anti-theft effect.
Description
Technical field
The utility model relates to rolling screen door technical field more particularly to a kind of opposite opened rolling screen door with door lock.
Background technique
Electric rolling door finds broad application in StoreFront, garage, market, and electric rolling door generally passes through biography by driving device
Motivation structure drives the spool turns being horizontally set on above door opening, and reel drives the roller shutter being wrapped on reel along door opening two sides
The upright guide rail on side slides up and down to carry out switch gate, to prevent indoor article stolen, generally to install in the bottom beam of rolling screen door
Landing lock, to lock bottom beam after rolling screen door is closed on lock on the ground.A kind of existing opposite opened electric rolling door is such as schemed
Shown in 10, the reel 1 ' of this rolling screen door is divided into door opening two sides vertically, and 2 ' level of guide rail is divided into door opening two sides up and down, driving
The band movable reel 1 ' of device 3 ' rotates, reel 1 ' drive the left-hand door curtain 4 ' being wrapped on reel 1 ', right door curtain 5 ' along guide rail 2 ' to the right,
Sliding is to the left to carry out switch gate, and since door curtain 5 ' is connected in series by the curtain sheet that front and back is mutually hinged, reel 1 ' exists
Spacing during push left-hand door curtain 4 ', right door curtain 5 ' are closed between curtain sheet often changes, and causes to close volume every time
The position that door curtain converges when curtain door or so is not fixed, and is difficult to install landing lock as traditional rolling screen door in this way, by left-hand door curtain
On the lock of the right door pillar 7 ' of 4 ' left-hand door column 6 ' and right door curtain 5 ' lock on the ground, need to design one kind be suitable for it is this split
The door lock of formula rolling screen door.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of opposite opened rolling screen door with door lock, door lock can will be right
The left-hand door curtain and right door curtain of open type rolling screen door lock together, and the crack between a door and its frame between the door curtain of left and right can be also eliminated after closing rolling screen door,
Reinforce anti-theft effect, and structure is simple.
The utility model is achieved through the following technical solutions：
A kind of opposite opened rolling screen door with door lock, including upper rail and lower guideway, upper rail level are set to door opening upper limb,
Lower guideway level is embedded in floor；Left support plate, left reel, left-hand door curtain and left driving device, door opening are equipped on the left of the door opening
Right side is equipped with right support plate, right reel, right door curtain and right driving device；The left reel is vertically arranged, the upper end and left support
Plate rotation connection, lower end and floor are rotatablely connected；The left-hand door curtain is wrapped on left reel and can be along upper rail and lower guideway
It horizontally slips；The left driving device is set on left support plate, and one end of left reel, the left drive are connected by Left Drive mechanism
Dynamic device and a controller are electrically connected and are controlled by it；The right reel is vertically arranged, and the upper end and right support plate are rotatablely connected,
Its lower end and floor are rotatablely connected；The right door curtain is wrapped on right reel and can horizontally slip along upper rail and lower guideway；Institute
Right driving device is stated on right support plate, and connects one end of right reel, the right driving device and control by right transmission mechanism
Device processed is electrically connected and is controlled by it；The left-hand door curtain right end is equipped with left-hand door column, and right door curtain left end is equipped with right door pillar, left-hand door column and the right side
Door pillar is equipped with door lock, and door lock includes the lock body on left-hand door column and the lockhole on right door pillar；
The left-hand door column right end is the left engaging portion for fastening with right door pillar, which is to be open towards left side
Rectangular channel；Left-hand door column on the left of the left engaging portion is hollow structure；The lock body includes lock core, gear, rack gear, spring and opens
Lock handle；The inner and outer wall of the lock core connection left-hand door column, the keyhole of lock core are located outside side；The gear is set to left-hand door
In column, be fixedly connected in the middle part of lock core, rack gear is set in left-hand door column vertically and is meshed with gear, and spring is set on rack gear and left knot
Between the slot bottom in conjunction portion, and pushing rack gear to gear makes rack and pinion be meshed；The company of being secured to is equipped on the right side of the rack gear
The lock tongue connect, the slot bottom of the corresponding left engaging portion of the lock tongue are equipped with the dead bolt hole of vertical strip, which crosses dead bolt hole, should
Lock tongue right-hand end is equipped with cylindrical boss, which is located in the slot of left engaging portion；The unlocking handle is set to left-hand door column compartment
Inside, the unlocking handle are fixedly connected across the rectangle handle hole set on left-hand door column wall with rack gear；
The right door pillar left end is the right engaging portion for fastening with left-hand door column, and right engaging portion is that can put in left engaging portion slot
Rectangular column that is interior, matching with left engaging portion, the right engaging portion are hollow structure, and left wall and lock tongue corresponding position are equipped with described
Lockhole, the lockhole are formed by connecting by the macropore and aperture of strip, the width of macropore be greater than the diameter of lock tongue right end boss so as to
Boss can pass through macropore, and the width of aperture is less than the diameter of boss so that lock tongue moves down rear boss and cannot pass through from aperture.
As a further improvement, the lock body is set to the middle part of left-hand door column.Setting can make roller shutter after door lock latching in this way
Door is symmetrical above and below, it is not easy to open.
As a further improvement, it is L shape on the inside of left-hand door column compartment that the unlocking handle, which is located at,.Convenient for moving unlocking hand with hand push
Handle moves up and down.
As a further improvement, the macropore of the lockhole is located at the top of aperture.Lock tongue after door lock can in this way lockked
It will not fall down and auto-unlocking, rolling screen door can securely be lockked.
As a further improvement, the slot bottom back side of the left engaging portion is equipped with spring lead, and the spring pocket is in bullet
In spring guide post.Spring can be prevented mobile.
As a further improvement, the left driving device is equipped with left motor and left reduction gearbox；The left motor and control
Device electrical connection；The input terminal of the left reduction gearbox connects left motor shaft, and output end connects the one of left reel by Left Drive mechanism
End.
As a further improvement, the right driving device is equipped with right motor and right reduction gearbox；The right motor and control
Device electrical connection；The input terminal of the right reduction gearbox connects right motor shaft, and output end connects the one of right reel by right transmission mechanism
End.
As a further improvement, the Left Drive mechanism and right drive mechanism are chain-drive mechanism.Chain-drive mechanism
Structure is simple, variable-ratio.
The utility model has the beneficial effects that：
1, door lock is used as lock body using lock core, gear, rack gear, spring, the lockhole for cooperating macropore and aperture to form, can will be left
Door curtain and right door curtain are securely locked in together, and structure is simple.
2, door lock conveniently can be locked a door and be unlocked indoors using unlocking handle, and not influence to be locked a door and unlocked with key.
3, left-hand door column setting rectangular channel is as left engaging portion, and right door pillar is using rectangular column as right engaging portion, left engaging portion
It cooperates with right engaging portion, left-hand door curtain and right door curtain can be made closely to be entrenched togather after shutdown, eliminate between the door curtain of left and right
Crack between a door and its frame, anti-theft effect can be reinforced.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram that the utility model closes rear locking and lockhole.
Fig. 3 is the structural schematic diagram of the left-hand door column of the utility model.
Fig. 4 is the overhead sectional view of Fig. 3.
Fig. 5 is the right view of Fig. 3.
Fig. 6 is the rearview of Fig. 3.
Fig. 7 is the structural schematic diagram of the right door pillar of the utility model.
Fig. 8 is the left view of Fig. 7.
Fig. 9 is the overhead sectional view of Fig. 7.
Figure 10 is the structural schematic diagram of opposite opened electric rolling door.
In figure：Upper rail 1, lower guideway 2, left support plate 3, left reel 4, left-hand door curtain 5, left driving device 6, right support plate 7,
Right reel 8, right door curtain 9, right driving device 10, Left Drive mechanism 11, left motor 12, left reduction gearbox 13, right transmission mechanism 14 are right
Motor 15, right reduction gearbox 16, left-hand door column 17, right door pillar 18, lockhole 19, left engaging portion 20, lock core 21, gear 22, rack gear 23, bullet
Spring 24, unlocking handle 25, inner wall 26, outer wall 27, keyhole 28, spring lead 29, lock tongue 30, dead bolt hole 31, boss 32, square
Shape handle hole 33, right engaging portion 34, macropore 35, aperture 36.
Specific embodiment
As shown in Figure 1, the embodiments of the present invention, including upper rail 1 and lower guideway 2, upper rail 1 is horizontal to be set to door opening
Upper limb, lower guideway 2 is horizontal to be embedded in floor；Left support plate 3, left reel 4, left-hand door curtain 5 and left driving are equipped on the left of the door opening
Device 6, door opening right side are equipped with right support plate 7, right reel 8, right door curtain 9 and right driving device 10；The left reel 4 is set vertically
It sets, the upper end and left support plate 3 are rotatablely connected, and lower end and floor are rotatablely connected；The left-hand door curtain 5 is wrapped on left reel 4
And it can horizontally slip along upper rail 1 and lower guideway 2；The left driving device 6 is set on left support plate 3, and passes through Left Drive machine
Structure 11 connects one end of left reel 4, which is equipped with left motor 12 and left reduction gearbox 13, left motor 12 and a control
Device（It is not shown）It is electrically connected and is controlled by it, the input terminal of left reduction gearbox 13 connects left 12 axis of motor, and output end passes through Left Drive
Mechanism 11 connects one end of left reel 4, and Left Drive mechanism 11 is chain-drive mechanism；The right reel 8 is vertically arranged, the upper end with
Right support plate 7 is rotatablely connected, and lower end and floor are rotatablely connected；The right door curtain 9 is wrapped on right reel 8 and can be along upper rail
1 and lower guideway 2 horizontally slip；The right driving device 10 is set on right support plate 7, and connects right volume by right transmission mechanism 14
One end of cylinder 8, the right driving device 10 are equipped with right motor 15 and right reduction gearbox 16, and right motor 15 and controller are electrically connected and by it
Control, the input terminal of right reduction gearbox 16 connect right 15 axis of motor, and output end connects the one of right reel 8 by right transmission mechanism 14
End, right transmission mechanism 14 are chain-drive mechanism；
As shown in Figs. 1-2,5 right end of left-hand door curtain is equipped with left-hand door column 17, and right 9 left end of door curtain is equipped with right door pillar 18；Left-hand door
Column 17 and right door pillar 18 are equipped with door lock, and door lock includes the lock body on left-hand door column 17 and the lockhole on right door pillar 18
19；As seen in figures 3-6,17 right end of left-hand door column is the left engaging portion 20 for fastening with right door pillar 18, the left engaging portion 20
For the rectangular channel towards left side that is open；The left-hand door column 17 in 20 left side of left engaging portion is hollow structure；The lock body is set to a left side
The middle part of door pillar 17, lock body include lock core 21, gear 22, rack gear 23, spring 24 and unlocking handle 25；The lock core 21 connects a left side
The inner wall 26 and outer wall 27 of door pillar 17, the keyhole 28 of lock core 21 are located outside side；The gear 22 be set to left-hand door column 17 in, with
The middle part of lock core 21 is fixedly connected, and rack gear 23 is set in left-hand door column 17 is meshed with gear 22 vertically, and spring 24 is set to rack gear 23
Between the slot bottom of left engaging portion 20, and pushing rack gear 23 to gear 22 makes rack gear 23 and gear 22 be meshed, to prevent spring
24 is mobile, and the slot bottom back side of left engaging portion 20 is equipped with spring lead 29, and 24 sets of spring in spring lead 29；The rack gear
23 right sides are equipped with the lock tongue 30 being firmly connected with it, and the slot bottom of the corresponding left engaging portion 20 of the lock tongue 30 is equipped with vertical strip
Dead bolt hole 31, the lock tongue 30 cross dead bolt hole 31, which is equipped with cylindrical boss 32, which is located at a left side
In the slot of engaging portion 20；The unlocking handle 25 is set to 17 indoor of left-hand door column, which, which passes through, is set to left-hand door column 17
The rectangle handle hole 33 of inner wall 26 be fixedly connected with rack gear 23, it is L shape that unlocking handle 25, which is located at 17 indoor of left-hand door column, in this way
It moves up and down convenient for moving unlocking handle 25 with hand push；
As Figure 7-9,18 left end of right door pillar is the right engaging portion 34 for fastening with left-hand door column 17, right engaging portion
34 be the rectangular column that can be put in the slot of left engaging portion 20, match with left engaging portion 20, which is hollow structure,
Its left wall and 30 corresponding position of lock tongue are equipped with the lockhole 19, the lockhole 19 by macropore 35 and aperture 36 connection of strip and
At the width of macropore 35 is greater than the diameter of 30 right end boss 32 of lock tongue so that boss 32 can pass through macropore 35, the width of aperture 36
Less than boss 32 diameter so that lock tongue 30 moves down rear boss 32 and cannot pass through from aperture 36, macropore 35 is located at aperture 36
Top, lock tongue 30 will not be fallen down and auto-unlocking after door lock can in this way lockked, and can securely lock rolling screen door.
Working principle is：As shown in Figs. 1-2, when closing rolling screen door, left driving device 6 drives a left side by Left Drive mechanism 11
Reel 4 rotates, and the left rotation of reel 4 drives the left-hand door curtain 5 being wrapped on left reel 4 to slide to the right along upper rail 1, lower guideway 2, together
When, right driving device 10 drives right reel 8 to rotate by right transmission mechanism 14, and the right rotation of reel 8, which drives, to be wrapped on right reel 8
Right door curtain 9 slided to the left along upper rail 1, lower guideway 2, the left-hand door column 17 of left-hand door curtain 5 and the right door pillar 18 of right door curtain 9 are in door opening
Middle part mutually converge, right engaging portion 34 is protruded into the slot of left engaging portion 20, at the same the boss 32 of lock tongue 30 pass through 19 top of lockhole
Macropore 35 to right engaging portion 34 inside；When locking a door, with key rotation lock core 21, lock core 21 is rotated with moving gear 22, tooth
22 band carry-over bar 23 of wheel moves down, and drives lock tongue 30 to move down while rack gear 23 moves down, such 30 end of lock tongue
Boss 32 position of aperture 36 is moved down into from 35 position of macropore of lockhole 19, when firmly laterally pulling lock tongue 30, by
It is greater than the diameter of aperture 36 in the diameter of boss 32, boss 32 will not be pierced by aperture 36, left-hand door column from the inside of right engaging portion 34
17 and right door pillar 18 just linked together and cannot separate by lock tongue 30, rolling screen door is just lockable.When opening door lock, key is used
Rotation lock core 21 makes lock tongue 30 move on to 35 position of macropore from 36 position of aperture, and boss 32 can be pierced by from macropore 35, left-hand door column
17 and right door pillar 18 it is just separable, to open rolling screen door.
Conveniently it can also lock a door and unlock indoors, when locking a door, first use hand transverse shifting unlocking handle 25, make unlocking handle
25 band carry-over bars 23 and the separation of gear 22 and compressed spring 24, move still further below, can equally make the boss 32 of lock tongue 30 from macropore
Left-hand door column 17 and right door pillar 18 are lockked in the position that 35 position is moved to aperture 36, and after decontroling unlocking handle 25, rack gear 23 exists
Under the promotion of spring 24 and gear 22 keeps engagement；When being unlocked with unlocking handle 25, hand transverse shifting unlocking handle 25 is first used, is made
Unlocking handle 25 is with carry-over bar 23 and the separation of gear 22 and compressed spring 24, then moves up, and can equally make the boss of lock tongue 30
32 move on to the position of macropore 35 from the position of aperture 36, and boss 32 can be pierced by from macropore 35, left-hand door column 17 and right door pillar 18
It is just separable, to open rolling screen door；After decontroling unlocking handle 25, rack gear 23 is nibbled under the promotion of spring 24 with the holding of gear 22
It closes, still can be locked a door and be unlocked with key.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, any change or replacement expected without creative work be should be covered within the scope of the utility model.
Claims (8)
1. a kind of opposite opened rolling screen door with door lock, including upper rail and lower guideway, upper rail level is set to door opening upper limb, under
Guide rail level is embedded in floor；Left support plate, left reel, left-hand door curtain and left driving device are equipped on the left of the door opening, door opening is right
Side is equipped with right support plate, right reel, right door curtain and right driving device；The left reel is vertically arranged, the upper end and left support plate
Rotation connection, lower end and floor are rotatablely connected；The left-hand door curtain is wrapped on left reel and can be left along upper rail and lower guideway
Right sliding；The left driving device is set on left support plate, and one end of left reel, the left driving are connected by Left Drive mechanism
Device and a controller are electrically connected and are controlled by it；The right reel is vertically arranged, and the upper end and right support plate are rotatablely connected,
Lower end and floor are rotatablely connected；The right door curtain is wrapped on right reel and can horizontally slip along upper rail and lower guideway；It is described
Right driving device is set on right support plate, and one end of right reel, the right driving device and control are connected by right transmission mechanism
Device is electrically connected and is controlled by it；The left-hand door curtain right end is equipped with left-hand door column, and right door curtain left end is equipped with right door pillar, left-hand door column and You Men
Column is equipped with door lock, and door lock includes the lock body on left-hand door column and the lockhole on right door pillar；It is characterized in that：
The left-hand door column right end is the left engaging portion for fastening with right door pillar, which is rectangle of the opening towards left side
Slot；Left-hand door column on the left of the left engaging portion is hollow structure；The lock body includes lock core, gear, rack gear, spring and unlocking hand
Handle；The inner and outer wall of the lock core connection left-hand door column, the keyhole of lock core are located outside side；The gear is set to left-hand door column
It is interior, be fixedly connected in the middle part of lock core, rack gear is set in left-hand door column vertically and is meshed with gear, and spring is set on rack gear and left combination
Between the slot bottom in portion, and pushing rack gear to gear makes rack and pinion be meshed；It is equipped with and is firmly connected with it on the right side of the rack gear
Lock tongue, the slot bottom of the corresponding left engaging portion of the lock tongue is equipped with the dead bolt hole of vertical strip, which crosses dead bolt hole, the lock
Tongue right-hand end is equipped with cylindrical boss, which is located in the slot of left engaging portion；The unlocking handle is set in left-hand door column compartment
Side, the unlocking handle are fixedly connected across the rectangle handle hole set on left-hand door column wall with rack gear；
The right door pillar left end is right engaging portion for fastening with left-hand door column, right engaging portion be can put in left engaging portion slot it is interior,
The rectangular column matched with left engaging portion, the right engaging portion are hollow structure, and left wall and lock tongue corresponding position are equipped with the lock
Hole, the lockhole are formed by connecting by the macropore and aperture of strip, and the width of macropore is greater than the diameter of lock tongue right end boss so as to convex
Platform can pass through macropore, and the width of aperture is less than the diameter of boss so that lock tongue moves down rear boss and cannot pass through from aperture.
2. a kind of opposite opened rolling screen door with door lock according to claim 1, it is characterised in that：The lock body is set to a left side
The middle part of door pillar.
3. a kind of opposite opened rolling screen door with door lock according to claim 1, it is characterised in that：The unlocking handle position
It is L shape on the inside of left-hand door column compartment.
4. a kind of opposite opened rolling screen door with door lock according to claim 1, it is characterised in that：The macropore of the lockhole
Positioned at the top of aperture.
5. a kind of opposite opened rolling screen door with door lock according to claim 1, it is characterised in that：The left engaging portion
The slot bottom back side is equipped with spring lead, and the spring pocket is in spring lead.
6. a kind of opposite opened rolling screen door with door lock according to claim 1, it is characterised in that：The left driving device
Equipped with left motor and left reduction gearbox；The left motor and controller electrical connection；The input terminal of the left reduction gearbox connects left motor
Axis, output end connect one end of left reel by Left Drive mechanism.
7. a kind of opposite opened rolling screen door with door lock according to claim 1, it is characterised in that：The right driving device
Equipped with right motor and right reduction gearbox；The right motor and controller electrical connection；The input terminal of the right reduction gearbox connects right motor
Axis, output end connect one end of right reel by right transmission mechanism.
8. a kind of opposite opened rolling screen door with door lock according to claim 1, it is characterised in that：The Left Drive mechanism
It is chain-drive mechanism with right drive mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820634605.XU CN208168739U (en) | 2018-04-30 | 2018-04-30 | A kind of opposite opened rolling screen door with door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820634605.XU CN208168739U (en) | 2018-04-30 | 2018-04-30 | A kind of opposite opened rolling screen door with door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208168739U true CN208168739U (en) | 2018-11-30 |
Family
ID=64368768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820634605.XU Expired - Fee Related CN208168739U (en) | 2018-04-30 | 2018-04-30 | A kind of opposite opened rolling screen door with door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208168739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252908A (en) * | 2020-09-25 | 2021-01-22 | 杭州娃哈哈精密机械有限公司 | Protective door capable of reducing outdoor gas intrusion and use method thereof |
-
2018
- 2018-04-30 CN CN201820634605.XU patent/CN208168739U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112252908A (en) * | 2020-09-25 | 2021-01-22 | 杭州娃哈哈精密机械有限公司 | Protective door capable of reducing outdoor gas intrusion and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208168739U (en) | A kind of opposite opened rolling screen door with door lock | |
| DE29905681U1 (en) | Swivel sliding door for vehicles, in particular vehicles for local public transport | |
| CN206707588U (en) | A kind of automatic shutter | |
| CN213269446U (en) | Prevent tong garage flap gate | |
| CN215717983U (en) | Door lock device for locking folding door | |
| CN201236594Y (en) | Workshop moving door | |
| CN208168558U (en) | A kind of opposite opened rolling screen door door latch structure | |
| CN107120006B (en) | A kind of self-locking window | |
| CN215255649U (en) | Sealed rotating window convenient to open and close | |
| CN109025653A (en) | It is a kind of can power operation safety box | |
| CN205277174U (en) | Synchronous switching formula pick -proof austral window, sliding sash of two -fold locking | |
| CN207739914U (en) | Rolling screen door | |
| CN104314408B (en) | Magnetic driven automatic window | |
| CN208280746U (en) | Facilitate opening type lock | |
| CN103437650B (en) | Double door with single leaf and single door frame | |
| CN214576539U (en) | Plate-turning type garage door with manual opening function | |
| CN219412378U (en) | Anti-theft pick-proof rolling shutter door | |
| CN114293850B (en) | Mechanical lock and using method thereof | |
| CN214943577U (en) | Door, window and screen window transmission device with anti-prying alarm | |
| CN206607993U (en) | A kind of locking mechanism of rolling screen door lock | |
| CN220378122U (en) | Sliding revolving door structure | |
| CN209874785U (en) | Monomer linkage bolt | |
| CN211692003U (en) | Automatic control switch door | |
| CN218623946U (en) | Novel double-leaf airtight door | |
| CN218715973U (en) | Automatic locking device is opened to aluminium door and window handle, aluminium door structure and aluminium window structure that have it |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20181130 Termination date: 20200430 |