CN211817469U - Skylight resetting means - Google Patents

Skylight resetting means Download PDF

Info

Publication number
CN211817469U
CN211817469U CN201921974169.1U CN201921974169U CN211817469U CN 211817469 U CN211817469 U CN 211817469U CN 201921974169 U CN201921974169 U CN 201921974169U CN 211817469 U CN211817469 U CN 211817469U
Authority
CN
China
Prior art keywords
skylight
locking
sunroof
sliding rod
resetting device
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.)
Active
Application number
CN201921974169.1U
Other languages
Chinese (zh)
Inventor
汪茂学
陈登志
赵毓毅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Kexin Communication Technology Co Ltd
Original Assignee
Shenzhen Kexin Communication Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Kexin Communication Technology Co Ltd filed Critical Shenzhen Kexin Communication Technology Co Ltd
Priority to CN201921974169.1U priority Critical patent/CN211817469U/en
Application granted granted Critical
Publication of CN211817469U publication Critical patent/CN211817469U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model relates to a skylight equipment technical field especially relates to a skylight resetting means. The skylight resetting device comprises a locking part and a driving part, wherein the locking part comprises a sliding rod, a first locking part and a second locking part, the first locking part is connected with the sliding rod, and the second locking part is used for being connected with the skylight. The drive portion can drive first closure through the slide bar and move between unblock position and latched position, and first closure can be when moving to latched position with second closure butt to it is rotatory to drive the skylight through the second closure, in order to close the skylight. The sliding rod is driven to drive the skylight to be closed, the skylight closing efficiency is effectively improved, the skylight is indirectly driven to be closed through the second locking piece, and the skylight is effectively prevented from being scratched when the first locking piece is directly contacted with the skylight.

Description

Skylight resetting means
Technical Field
The utility model relates to a skylight equipment technical field especially relates to a skylight resetting means.
Background
The data center machine room and some modern buildings are provided with the skylight, the skylight is installed at the top ends of the data center machine room and the modern buildings, when the skylight is opened, outside air can enter the data center machine room and the modern buildings, and circulation of air inside the data center machine room and the modern buildings is guaranteed.
When a data center machine room and the interior of a modern building require a closed environment, the skylight needs to be closed, the existing skylight is generally closed manually by manpower, however, the skylight is installed at a higher place, and a large amount of time and manpower are consumed by manual closing, so that the efficiency of closing the skylight is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a skylight resetting means, aims at solving current skylight and needs the manual problem of closing of manual work.
In order to solve the technical problem, the utility model discloses a technical scheme be: the skylight resetting device comprises a locking part and a driving part, wherein the locking part comprises a sliding rod, a first locking part and a second locking part, the first locking part is connected with the sliding rod, the second locking part is used for being connected with a skylight, the driving part is connected with the sliding rod and can drive the first locking part to move between a locking position and an unlocking position through the sliding rod, and the first locking part can abut against the second locking part when moving to the locking position and can drive the skylight to rotate through the second locking part so as to close the skylight.
Optionally, the skylight resetting device further comprises an electromagnetic lock assembly, and the electromagnetic lock assembly can connect the driving part with the sliding rod when being powered on.
Optionally, the electromagnetic lock assembly comprises an electromagnet and a magnetic part, the electromagnet is connected with the driving portion, the magnetic part is connected with the sliding rod, and the electromagnet can be attracted with the magnetic part when being electrified.
Optionally, the second locking element includes an inclined surface for abutting against the first locking element, and the inclined surface is inclined in a direction away from a surface of the skylight where the second locking element is disposed, in a direction from the unlocking position to the locking position.
Optionally, the first locking piece includes installation axle and pulley, the installation axle with sliding rod connection, the pulley is rotationally located in the installation axle.
Optionally, the sunroof resetting device further includes a slide rail, the slide rail is slidably connected to the slide rail, and the slide rail extends along a direction from the lock position to the unlock position.
Optionally, the sunroof resetting device further includes a limiting block, the limiting block is located at one end of the slide rail far away from the driving portion, and is used for limiting a limit position at which the slide bar slides along the direction from the locking position to the unlocking position.
Optionally, the skylight resetting device further comprises a buffer block, the buffer block is connected with the limiting block, and the buffer block is located between the sliding rod and the limiting block.
Optionally, the sunroof resetting device further includes a control member, the control member is connected to the driving portion, and the control member can control the driving portion to drive the slide bar to move to the locking position or the unlocking position.
Optionally, the first locking piece, the second locking piece and the skylight are all provided with a plurality of locking pieces, the plurality of locking pieces are sequentially arranged on the sliding rod along the direction from the locking position to the unlocking position, and the first locking piece, the second locking piece and the skylight are arranged in a one-to-one correspondence manner.
Implement the embodiment of the utility model provides a, will have following beneficial effect: when the skylight is closed, the driving part drives the first locking piece to move from the unlocking position to the locking position through the sliding rod, and the first locking piece is abutted against the second locking piece in the process of moving from the unlocking position to the locking position, so that the skylight is driven to rotate to close the skylight. The sliding rod is driven to drive the skylight to be closed, the skylight closing efficiency is effectively improved, the skylight is indirectly driven to be closed through the second locking piece, and the skylight is effectively prevented from being scratched when the first locking piece is directly contacted with the skylight.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Wherein:
fig. 1 is a schematic structural view of a sunroof resetting device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the sunroof in an open state;
FIG. 3 is a schematic view of the skylight of FIG. 2 in a closed position;
fig. 4 is a schematic structural diagram at a in fig. 3.
Description of reference numerals:
10. a locking portion; 11. a slide bar; 12. a first locking member; 121. installing a shaft; 122. a pulley; 13. a second locking member; 131. a bevel;
20. a drive section;
30. an electromagnetic lock assembly; 31. an electromagnet; 32. a magnetic member;
40. a slide rail;
51. a limiting block; 52. a buffer block; 53. a stopper;
60. mounting a plate;
70. an adjusting plate;
80. a skylight;
90. a frame is supported.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
An embodiment of the utility model provides a skylight resetting means, as shown in fig. 1 and fig. 4, skylight resetting means includes closure portion 10 and drive division 20, and closure portion 10 includes slide bar 11, first closure 12 and second closure 13, and first closure 12 is connected with slide bar 11, and second closure 13 is used for being connected with skylight 80. Referring to fig. 2 and 3 together, the driving portion 20 can drive the first locking element 12 to move between the unlocking position and the locking position through the sliding rod 11, and the first locking element 12 can abut against the second locking element 13 when moving to the locking position, and the second locking element 13 drives the skylight 80 to rotate, so as to close the skylight 80.
When the skylight 80 is closed, the driving portion 20 drives the first locking element 12 to move from the unlocking position to the locking position through the sliding rod 11, and the first locking element 12 abuts against the second locking element 13 in the process of moving from the unlocking position to the locking position, so that the skylight 80 is driven to rotate, and the skylight 80 is closed. The sliding rod 11 is driven to drive the skylight 80 to be closed, the efficiency of closing the skylight 80 is effectively improved, moreover, the second locking piece 13 is arranged to indirectly drive the skylight 80 to be closed, and the skylight 80 is effectively prevented from being scratched when the first locking piece 12 is directly contacted with the skylight 80.
In the present embodiment, as shown in fig. 1 and fig. 2, the skylight 80 is rotatably connected to the supporting frame 90 through two rotating shafts (not shown), the two rotating shafts are oppositely disposed, and a connecting line of the two rotating shafts is located at one side of a central line of the skylight 80, so that the skylight 80 can automatically rotate under the action of gravity. When the skylight 80 needs to be opened, the first locking piece 12 moves from the locking position to the unlocking position, and the skylight 80 is automatically opened under the action of gravity. Of course, in other embodiments, the connecting line of the two rotating shafts may be located at the center line of the skylight 80, and the weights of the two sides of the center line of the skylight 80 are different, so that the skylight 80 can automatically rotate under the action of gravity.
In the present embodiment, as shown in fig. 1 to 3, the sunroof returning device further includes an electromagnetic lock assembly 30, and the electromagnetic lock assembly 30 is capable of connecting the driving portion 20 and the slide bar 11 when energized. When the skylight 80 needs to be opened, the electromagnetic lock assembly 30 is controlled to be powered off, the sliding rod 11 is disconnected with the driving part 20, so that the locking effect on the skylight 80 is eliminated, the skylight 80 is automatically opened under the action of gravity, and the first locking piece 12 moves from the locking position to the unlocking position. When the skylight 80 needs to be closed, the electromagnetic lock assembly 30 is controlled to be powered on, the driving part 20 is connected with the sliding rod 11, and the sliding rod 11 drives the first locking piece 12 to move from the unlocking position to the locking position so as to close the skylight 80. Through setting up electromagnetic lock subassembly 30, when the conflagration breaing out, electromagnetic lock subassembly 30 auto-power-off, skylight 80 can be opened under the action of gravity automatically, the gaseous entering of being convenient for put out a fire. Of course, in other embodiments, the driving portion 20 may be directly connected to the sliding rod 11, and the sliding rod 11 drives the first locking member 12 to move between the locking position and the unlocking position to open or close the skylight 80.
Further, in the present embodiment, as shown in fig. 1 to 3, the electromagnetic lock assembly 30 includes an electromagnet 31 and a magnetic member 32, the electromagnet 31 is connected to the driving portion 20, the magnetic member 32 is connected to the sliding rod 11, and the electromagnet 31 can attract the magnetic member 32 when being powered on. When the skylight 80 needs to be opened, the electromagnet 31 is controlled to be powered off, the interaction between the electromagnet 31 and the magnetic force piece 32 disappears, the sliding rod 11 is disconnected with the driving part 20, the locking effect on the skylight 80 disappears, the skylight 80 is automatically opened under the action of gravity, and the first locking piece 12 moves from the locking position to the unlocking position. When the skylight 80 needs to be closed, the electromagnet 31 is controlled to be electrified, the electromagnet 31 is attracted with the magnetic force piece 32, the driving part 20 is connected with the sliding rod 11, and the sliding rod 11 drives the first locking piece 12 to move from the unlocking position to the locking position so as to close the skylight 80. By arranging the magnetic member 32, the electromagnet 31 is attracted to the magnetic member 32, so that the driving portion 20 is connected to the sliding rod 11, a better attraction effect can be ensured, and the driving portion 20 is prevented from being disconnected from the sliding rod 11 when the skylight 80 is closed. Of course, in other embodiments, the magnetic member 32 may not be provided, and the electromagnet 31 may be directly attracted to the sliding rod 11 when being powered on.
In this embodiment, as shown in fig. 1 and 3, the sunroof returning device further includes a control member (not shown in the drawings), the control member is connected to the driving portion 20 and can control the driving portion 20 to drive the sliding rod 11 to move to the locking position or the unlocking position, the control member is a button, and the driving portion 20 includes a telescopic motor. When the skylight 80 needs to be closed, the electromagnet 31 is controlled to be electrified, the control piece is pressed down, the driving part 20 drives the electromagnet 31 to extend out, the electromagnet 31 is enabled to be close to the magnetic piece 32 and to be attracted with the magnetic piece 32, and the driving part 20 is connected with the sliding rod 11. After a period of time, the driving portion 20 contracts and drives the first locking member 12 to move from the unlocking position to the locking position through the slide bar 11, so as to close the sunroof 80. The control member can control the driving part 20 to switch between the extending action and the retracting action by one key, the operation is simple, and the efficiency of closing the skylight 80 is effectively improved. Furthermore, the driving portion 20 extends first to make the electromagnet 31 close to the magnetic member 32 and attract the magnetic member 32, and then contracts to make the first locking member 12 move from the unlocking position to the locking position, so that the stability is better when the skylight 80 is closed. Of course, in other embodiments, two control members may be provided, one control member controlling the extension of the driving portion 20 and one control member controlling the contraction of the driving portion 20. When the skylight 80 needs to be closed, the extending control member is pressed down first, the driving part 20 extends out, the electromagnet 31 is enabled to be close to the magnetic force member 32 and to be attracted with the magnetic force member 32, then the retracting control member is pressed down, the driving part 20 retracts, and the first locking part 12 moves from the unlocking position to the locking position.
In this embodiment, as shown in fig. 1, 3 and 4, the second locking element 13 includes an inclined surface 131 for abutting against the first locking element 12, and the inclined surface 131 inclines in a direction from the unlocking position to the locking position to a direction away from the side of the skylight 80 where the second locking element 13 is disposed. When the skylight 80 needs to be closed, the driving portion 20 drives the first locking element 12 to move from the unlocking position to the locking position through the sliding rod 11, and the first locking element 12 abuts against the inclined surface 131 when moving to the locking position, so that the skylight 80 is driven to rotate, and the skylight 80 is closed. By providing the inclined surface 131, the transmission force of the slide rod 11 in the horizontal direction is converted into the traction force of the restoring of the louver 80 in the vertical direction via the inclined surface 131, facilitating more smooth closing of the louver 80. Of course, in other embodiments, the inclined surface 131 may be located below the louver 80, and the first locking element 12 abuts the inclined surface 131 when moving to the locking position.
In this embodiment, as shown in fig. 1, 3 and 4, the first locking element 12 includes a mounting shaft 121 and a pulley 122, the mounting shaft 121 is connected with the sliding rod 11, and the pulley 122 is rotatably sleeved on the mounting shaft 121. When the skylight 80 needs to be closed, the driving unit 20 drives the mounting shaft 121 to move from the unlocking position to the locking position through the sliding rod 11, and the pulley 122 abuts against the second locking piece 13 when moving to the locking position, so as to drive the skylight 80 to rotate, and the skylight 80 is closed. Through the arrangement of the pulley 122, friction between the first locking element 12 and the second locking element 13 can be reduced, abrasion of the first locking element 12 and the second locking element 13 is avoided, and the driving portion 20 is convenient to drive the first locking element 12 to move from the unlocking position to the locking position through the sliding rod 11 so as to smoothly close the skylight 80.
In the present embodiment, as shown in fig. 1 to 3, the sunroof restoring device further includes a slide rail 40, the slide bar 11 is slidably connected to the slide rail 40, and the slide rail 40 extends along a direction from the locked position to the unlocked position. When the skylight 80 needs to be opened, the skylight 80 is automatically opened under the action of gravity, and the sliding rod 11 slides along the sliding rail 40 until the first locking piece 12 moves from the locking position to the unlocking position. When it is desired to close the skylight 80, the sliding rod 11 moves along the sliding rail 40 until the driving portion 20 drives the first locking element 12 to move to the locking position through the sliding rod 11. In the present embodiment, the slide rail 40 is provided with steel balls to reduce friction between the slide bar 11 and the slide rail 40, to easily close the sunroof 80, and to improve stability of the sunroof 80 when closed. Of course, in other embodiments, the slide rail 40 without steel balls may be used.
In this embodiment, as shown in fig. 1 and fig. 2, the sunroof returning device further includes a limiting block 51, and the limiting block 51 is located at an end of the slide rail 40 away from the driving portion 20 and is used for limiting a limit position of the slide rod 11 sliding along a direction from the lock position to the unlock position. By arranging the limiting block 51, the sliding rod 11 can be prevented from being separated from the sliding rail 40 along the direction from the locking position to the unlocking position when the skylight 80 is opened under the action of gravity.
Further, in this embodiment, as shown in fig. 1 and fig. 2, the sunroof restoring device further includes a buffer block 52 and a stopper 53, the buffer block 52 is connected to the stopper 51, the buffer block 52 is located between the sliding rod 11 and the stopper 51, the stopper 53 is connected to the sliding rod 11, and the stopper 53 is located between the sliding rod 11 and the stopper 51. Through setting up buffer block 52 and dog 53, can play the cushioning effect, avoid slide bar 11 to damage slide bar 11 with stopper 51 direct contact when moving along the direction of latched position to unblock position.
In the present embodiment, as shown in fig. 1, the sunroof restoring device further includes a mounting plate 60, and the driving portion 20 and the locking portion 10 are disposed on the mounting plate 60. When the structure is installed, the driving portion 20 and the locking portion 10 can be installed on the installation plate 60, and then the structure is integrally installed on the skylight 80, which facilitates installation of the whole structure. Of course, in other embodiments, the driving portion 20 and the locking portion 10 may be mounted on the skylight 80 separately.
Further, in the present embodiment, as shown in fig. 1, the sunroof returning device further includes an adjustment plate 70. When the slide rail 40 is mounted on the mounting plate 60, the locking portion 10 is connected to the slide rail 40, and the driving portion 20 is connected to the locking portion 10. By providing the adjustment plate 70, the position of the driving part 20 can be easily adjusted, and the installation is easier.
In this embodiment, as shown in fig. 1, 3 and 4, a plurality of first locking elements 12, a plurality of second locking elements 13 and a plurality of skylights 80 are provided, the plurality of first locking elements 12 are sequentially arranged on the sliding rod 11 along a direction from the locking position to the unlocking position, and the first locking elements 12, the second locking elements 13 and the skylights 80 are arranged in a one-to-one correspondence manner. When the skylight 80 needs to be closed, the driving part 20 drives the first locking parts 12 to move synchronously through the sliding rod 11, and the first locking parts 12 are abutted to the corresponding second locking parts 13 in the moving process, so that the skylight 80 is driven to rotate, the skylight 80 is closed simultaneously, and the efficiency of closing the skylight 80 is further improved. Of course, in other embodiments, a first locking element 12 may be provided with one slide bar 11, one slide bar 11 being used to control the closing of one of the louvers 80.
The use of the skylight resetting device of the embodiment will be further described as follows: normally, the skylight 80 is in a closed state, and in case of fire, the electromagnet 31 is automatically powered off, the interaction between the electromagnet 31 and the magnetic member 32 disappears, the sliding rod 11 is disconnected from the driving portion 20, so that the locking effect on the skylight 80 disappears, the skylight 80 is automatically opened under the action of gravity, and the sliding rod 11 slides along the sliding rail 40 until the first locking member 12 moves from the locking position to the unlocking position. After the fire is over, the electromagnet 31 is controlled to be electrified, the control piece is pressed down, the driving part 20 drives the electromagnet 31 to extend out, the electromagnet 31 is close to the magnetic piece 32 and attracts the magnetic piece 32, and the driving part 20 is connected with the sliding rod 11. After a period of time, the driving portion 20 is contracted, the sliding rod 11 moves along the sliding rail 40 until the driving portion 20 drives the mounting shaft 121 to move from the unlocking position to the locking position through the sliding rod 11, and the pulley 122 abuts against the second locking element 13 when moving to the locking position, so as to drive the skylight 80 to rotate, so as to close the skylight 80.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims (10)

1. A sunroof resetting device, comprising:
the locking part comprises a sliding rod, a first locking piece and a second locking piece, the first locking piece is connected with the sliding rod, and the second locking piece is used for being connected with the skylight; and
the driving part can drive the first locking piece to move between an unlocking position and a locking position through the sliding rod, the first locking piece can abut against the second locking piece when moving to the locking position, and the skylight is driven to rotate through the second locking piece so as to be closed.
2. The sunroof resetting device of claim 1, further comprising an electromagnetic lock assembly configured to connect the drive portion with the slide bar when energized.
3. The sunroof resetting device according to claim 2, wherein the electromagnetic lock assembly comprises an electromagnet and a magnetic member, the electromagnet is connected to the driving portion, the magnetic member is connected to the sliding rod, and the electromagnet is capable of attracting the magnetic member when energized.
4. The sunroof resetting device according to claim 1, wherein the second locking element comprises a ramp surface for abutting against the first locking element, and the ramp surface is inclined in a direction away from a surface of the sunroof on which the second locking element is provided in a direction from the unlocked position to the locked position.
5. The sunroof resetting device of claim 1, wherein the first locking element comprises a mounting shaft and a pulley, the mounting shaft is connected to the sliding rod, and the pulley is rotatably disposed on the mounting shaft.
6. The sunroof resetting device of claim 1, further comprising a slide rail, the slide bar being slidably coupled to the slide rail, the slide rail extending in a direction from the locked position to the unlocked position.
7. The sunroof resetting device according to claim 6, further comprising a stopper located at an end of the slide rail away from the driving portion for limiting a limit position of the slide bar sliding in a direction from the locked position to the unlocked position.
8. The sunroof resetting device according to claim 7, further comprising a buffer block connected to the stopper, wherein the buffer block is located between the slide bar and the stopper.
9. The sunroof resetting device of claim 1, further comprising a control member coupled to the driving portion and configured to control the driving portion to move the slide bar to the locked position or the unlocked position.
10. The sunroof resetting device according to claim 1, wherein the first locking member, the second locking member, and the sunroof are provided in plurality, the plurality of first locking members are sequentially arranged on the slide bar in a direction from the lock position to the unlock position, and the first locking members, the second locking members, and the sunroof are provided in one-to-one correspondence.
CN201921974169.1U 2019-11-13 2019-11-13 Skylight resetting means Active CN211817469U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921974169.1U CN211817469U (en) 2019-11-13 2019-11-13 Skylight resetting means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921974169.1U CN211817469U (en) 2019-11-13 2019-11-13 Skylight resetting means

Publications (1)

Publication Number Publication Date
CN211817469U true CN211817469U (en) 2020-10-30

Family

ID=73027955

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921974169.1U Active CN211817469U (en) 2019-11-13 2019-11-13 Skylight resetting means

Country Status (1)

Country Link
CN (1) CN211817469U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112339541A (en) * 2020-11-18 2021-02-09 富卓汽车内饰(安徽)有限公司 Automobile escape skylight

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112339541A (en) * 2020-11-18 2021-02-09 富卓汽车内饰(安徽)有限公司 Automobile escape skylight
CN112339541B (en) * 2020-11-18 2023-03-10 富卓汽车内饰(安徽)有限公司 Automobile escape skylight

Similar Documents

Publication Publication Date Title
CN110821056A (en) Skylight resetting means
US7114753B2 (en) Latch assembly for a sectional door
US20080115416A1 (en) Garage door
CN211817469U (en) Skylight resetting means
US6289963B1 (en) Dual closure system for overhead doors
CN110304528B (en) Elevator car ceiling access system
EP0650918A2 (en) Elevator hoistway door support system
CN212223690U (en) A anticollision lift-cabin door car arrester for fourth generation building
KR200465862Y1 (en) A AUTO LOCKING ON-Off APPARATUS FOR DOOR
CN114104927B (en) Elevator door structure and elevator
US20100083714A1 (en) Magnetic Lock for Windows
CN211974832U (en) Half-section hollow glass built-in shutter
CN2883614Y (en) Door structure having ventilation function
KR200382496Y1 (en) Windows lifter
US5377783A (en) Elevator door drive
US5431251A (en) Elevator car
JP4453913B2 (en) Automatic door locking device
CN214118235U (en) Colliery air door blocking device
CN209494487U (en) The outer control device of shutter embedded in hollow glass and outer control device rail engaging structure
CN112639246A (en) Slat system and drawer furniture
CN206538081U (en) Elevator safety door lock device
KR102648825B1 (en) Field lift door safety open-close device
KR20210084128A (en) Door of forklift cabin
US20070068084A1 (en) Vertically-movable door
CN212475730U (en) Automatic interlocking opening and closing system for rotating shaft type car door and hall door

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant