CN114229648A - Domestic lift-cabin door power device convenient to independently get rid of poverty - Google Patents
Domestic lift-cabin door power device convenient to independently get rid of poverty Download PDFInfo
- Publication number
- CN114229648A CN114229648A CN202111629184.4A CN202111629184A CN114229648A CN 114229648 A CN114229648 A CN 114229648A CN 202111629184 A CN202111629184 A CN 202111629184A CN 114229648 A CN114229648 A CN 114229648A
- Authority
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- China
- Prior art keywords
- collar
- lock pin
- clutch
- door
- elevator door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000013016 damping Methods 0.000 claims description 6
- 239000002775 capsule Substances 0.000 claims 3
- 238000005457 optimization Methods 0.000 description 9
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/027—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions to permit passengers to leave an elevator car in case of failure, e.g. moving the car to a reference floor or unlocking the door
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/04—Door or gate operation of swinging doors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The invention discloses a household elevator door power device convenient for independent escaping, which comprises a driver, a transmission mechanism connected with the driver, an actuating mechanism used for driving a door leaf of an elevator to open and close, and a clutch arranged between the transmission mechanism and the actuating mechanism, wherein the clutch comprises a manual driving device which is positioned on the inner side of a door frame or the inner side of the door leaf and can drive the clutch to switch between an engaging state and a disengaging state. When the elevator runs normally, the clutch is in an engaged state, and the actuating mechanism is locked by the transmission mechanism; when a user is trapped in the elevator car, the clutch can be driven to be switched to a separated state, the actuating mechanism is unlocked at the moment, and the user can directly push the door leaf open to escape.
Description
Technical Field
The invention relates to the technical field of water heaters, in particular to a household elevator door power device convenient for independent escaping.
Background
A home elevator is an elevator installed in a private home for use by only a single family member. The application scenes of the household elevator are mainly rural areas, urban villages and villa areas.
The existing home elevator is similar to a public elevator in structure, and a professional is required to open a door from the outside when a fault occurs. However, for household elevators applied in rural areas, urban villages and other areas, when problems such as power failure and equipment failure occur in the operation process of the elevators, rescue workers often need a long time to arrive, and if the time is long, people trapped in elevator cars are easy to be dangerous.
Disclosure of Invention
In view of the above, the present invention is directed to a power device for a home elevator door, which is convenient for independent escaping.
The technical scheme adopted by the invention for solving the technical problem is as follows:
the utility model provides a domestic lift-cabin door power device convenient to independently get rid of poverty, includes the fixing base, set up in driver on the fixing base, with drive mechanism that the driver is connected, the actuating mechanism that is used for driving the door leaf of elevator to open and shut and set up in clutch between drive mechanism and the actuating mechanism, the clutch is including being located inboard of door frame or door leaf can drive the manual drive device that the clutch switches between engaged state and disengagement state, be provided with on the fixing base and can fix a position the connection structure of installing on the door frame.
As a further optimization scheme of the above technical scheme, the connection structure includes a plurality of positioning columns arranged on the bottom surface of the fixing base and capable of being in splicing fit with the door frame of the elevator door, and screw holes are formed in the lower end surfaces of the positioning columns.
As a further optimization scheme of the above technical solution, the transmission mechanism includes an output shaft, the actuator includes a collar sleeved on the output shaft, the clutch includes a rotating lock pin disposed on the collar, the output shaft is provided with a first recess, one side of the rotating lock pin is provided with a second recess, the other side of the rotating lock pin is clamped into the first recess to lock the collar and the output shaft, and the second recess enables the collar and the output shaft to be unlocked when facing the output shaft.
As a further optimization scheme of the technical scheme, the lantern ring is provided with a mounting hole, an included angle between the axis of the mounting hole and the axis of the lantern ring is 60-90 degrees, and a part of the mounting hole is overlapped with a part of the inner hole of the lantern ring.
As a further optimization scheme of the above technical scheme, a circumferential closed groove is formed in the rotating lock pin, a limit pin is arranged on the lantern ring, one end of the limit pin is inserted into the closed groove, and two ends of the closed groove are closed to limit the rotating angle of the rotating lock pin.
As a further optimization scheme of the technical scheme, a damping device capable of retarding the rotation of the rotating lock pin is arranged on the lantern ring.
As a further optimization scheme of the above technical scheme, a clamping hole is formed in the inner side wall of the mounting hole, and the damping device comprises a spring top bead which is arranged in the clamping hole and pressed on the outer side wall of the rotary lock pin.
As a further optimization scheme of the above technical scheme, the actuating mechanism further comprises a connecting rod fixed on the lantern ring and a sliding block rotatably connected to one end of the connecting rod.
As a further optimization scheme of the above technical solution, the manual driving device includes a first screwing head disposed at one end of the rotating lock pin, and the first screwing head is polygonal.
As a further optimization scheme of the technical scheme, the other end of the rotating lock pin is provided with a second screwing head in a polygonal prism shape.
The invention has the beneficial effects that: when the elevator runs normally, the clutch is in an engaged state, and the actuating mechanism is locked by the transmission mechanism; when a user is trapped in the elevator car, the clutch can be driven by the manual driving device to be switched to a separation state, the actuating mechanism is unlocked at the moment, and the user can directly push the door leaf open to escape.
Drawings
Fig. 1 is a perspective view of a home elevator door;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic structural diagram of the power plant;
FIG. 4 is an exploded view of an implement portion of the power plant;
FIG. 5 is a cross-sectional view of an implement portion of the power plant with the clutch in a disengaged state;
FIG. 6 is a cross-sectional view of an implement portion of the power plant with the clutch engaged;
FIG. 7 is an enlarged view of portion B of FIG. 5;
fig. 8 is a schematic view of a connection structure of the fixing base and the door frame of the elevator door.
Detailed Description
The technical scheme of the invention is clearly and completely described below with reference to the accompanying drawings.
It should be noted that all the directional indications (such as up, down, left, right, front, and rear …) in the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indication is changed accordingly. In addition, the descriptions related to "preferred", "less preferred", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "preferred" or "less preferred" may explicitly or implicitly include at least one such feature.
Referring to fig. 1 to 8, the invention provides a home elevator door capable of escaping from a trouble, which comprises a door frame 1, a door leaf 2 rotatably arranged on the door frame 1 in an opening and closing manner, and a power device for driving the door leaf 2 to rotate, wherein the power device comprises a driver 3 arranged on the door frame 1, a transmission mechanism connected with the driver 3, an actuating mechanism connected with the door leaf 2, and a clutch arranged between the transmission mechanism and the actuating mechanism, and the clutch comprises a manual driving device which is positioned on the inner side of the door frame 1 or the inner side of the door leaf 2 and can drive the clutch to switch between an engaging state and a disengaging state.
In a preferred embodiment of the present invention, the driver 3 is a motor, the door frame 1 is provided with a fixing base 11, the transmission mechanism includes a speed reducer 43 fixed on the fixing base 11 and an output shaft 41 connected to an output end of the speed reducer 43, the actuator includes a collar 51 sleeved on the output shaft 41, the clutch includes a rotary lock pin 6 provided on the collar 51, the output shaft 41 is provided with a first recess 411, one side of the rotary lock pin 6 is provided with a second recess 61, the collar 51 and the output shaft 41 are locked when the other side of the rotary lock pin 6 is clamped into the first recess 411, and the collar 51 and the output shaft 41 are unlocked when the second recess 61 faces the output shaft 41.
Referring to fig. 3 and 8, the fixing base 11 is provided with a connecting structure capable of being positioned and installed on the door frame, and is positioned and installed on the door frame 11 through the connecting structure. Specifically, a plurality of positioning holes 101 are formed in the door frame 1, the connecting structure includes a plurality of positioning posts 111 arranged on the bottom surface of the fixing base 11 and capable of being in insertion fit with the positioning holes 101, screw holes 112 are formed in the lower end surface of the positioning posts 111, and the positioning posts 111 are locked and fixed by screws after being inserted into the positioning holes 101.
When the elevator normally runs, the other side part of the rotary lock pin 6 is clamped in the first concave part 411, at the moment, the lantern ring 51 is locked by the output shaft 41, and the clutch is in an engaged state; when a user is trapped in the elevator car, the rotating lock pin 6 can be rotated to enable the second concave part 61 on the rotating lock pin 6 to face the output shaft 41, at the moment, the lantern ring 51 is unlocked, the clutch is in a separated state, and the user can directly push the door leaf 2 to escape.
Specifically, the collar 51 is provided with a mounting hole 511, the size of an included angle between the axis of the mounting hole 511 and the axis of the collar 51 is 60-90 degrees, and preferably 90 degrees, and a part of the mounting hole 511 is overlapped with a part of an inner hole of the collar 51.
As a further improvement of the above scheme, a circumferential closed groove 62 is formed on the rotary lock pin 6, a limit pin 512 is arranged on the collar 51, one end of the limit pin 512 is inserted into the closed groove 62, and two ends of the closed groove 62 are closed to limit the rotation angle of the rotary lock pin 6. When the limit pin 512 is abutted against one end of the closed groove 62, the clutch is switched to a separated state; when the stopper pin 512 abuts the other end of the closed groove 62, the clutch returns to the engaged state. The two states of the clutch are positioned by adopting the limiting structure, so that a user can conveniently screw the rotary lock pin 6 to the position for unlocking the lantern ring 51 when getting rid of the trouble, and the time consumed by getting rid of the trouble is shortened.
As a further improvement of the above solution, the collar 51 is provided with damping means capable of blocking the rotation of the rotary latch 6. Preferably, a clamping hole is formed on the inner side wall of the mounting hole 511, and the damping means includes a spring top ball 7 mounted in the clamping hole and pressed against the outer side wall of the rotary lock pin 6. The rotating lock pin 6 is pressed through the spring top ball 7, friction force which needs to be overcome when the rotating lock pin 6 rotates is lifted, and the rotating lock pin 6 can be prevented from rotating to enable the clutch to be switched to a separation state when the elevator is in normal use.
In a preferred embodiment of the present invention, the actuator further includes a connecting rod 52 fixed on the collar 51, and a sliding block 53 capable of sliding back and forth on the door leaf 2, wherein the sliding block 53 is rotatably connected with the connecting rod 52. The door 2 is provided with a slide groove 21, and the slider 53 is attached to the slide groove 21 and can slide back and forth along the slide groove 21. When the elevator is in normal use, the connecting rod 52 can be driven to rotate under the power action of the driver 3, and then the door leaf 2 is driven to swing through the sliding block 53 to open and close the door.
In a preferred version of the invention, the manual actuation means comprise a first screwing head 63 arranged at one end of the rotary latch 6, the first screwing head 63 having a polygonal cylindrical shape, such as a triangular prism, a quadrangular prism, a hexagonal prism, etc. A key cabinet can be arranged in the elevator car, a key matched with the first screwing head 63 is placed in the key cabinet, when a user is trapped in the elevator, the key cabinet can be opened to take out the key in the key cabinet, then the lock pin 6 is rotated to unlock the lantern ring 51, and the door can be opened and is released.
Further, the other end of the rotary lock pin 6 is provided with a polygonal second screwing head 64, and the door leaf 2 is provided with an unlocking hole 22 opposite to the second screwing head 64. The shape of the second screwing head 64 is a triangular prism shape, a quadrangular prism shape, a hexagonal prism shape, or the like. With this design, in the case where the person trapped in the elevator cannot escape by himself, the outside person can screw the rotary lock pin 6 using the key fitted with the second screwing head 64 to unlock the collar 51 and then open the door to rescue the trapped person
Referring to fig. 3, two travel switches 7 capable of controlling the start and stop of the driver 3 are disposed on the fixed base 11, and a crank 42 capable of activating the travel switches 7 when the output shaft 41 rotates is disposed on the output shaft 41. By adopting the structure, when the elevator operates normally, the door opening and closing angle can be automatically controlled, and the idling of the motor after the door leaf 2 is completely opened or completely closed is avoided.
In some embodiments of the present invention, the clutch device may also be configured in other ways, such as a screw for locking the collar 51 and the output shaft 41, and a screw for unlocking the collar 51.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which can be directly or indirectly applied to other related technical fields without departing from the spirit of the present invention, are intended to be included in the scope of the present invention.
Claims (10)
1. The utility model provides a domestic lift-cabin door power device convenient to independently get rid of poverty, its characterized in that includes fixing base (11), set up in driver (3) on fixing base (11), with drive mechanism that driver (3) are connected, the actuating mechanism that is used for driving the door leaf of elevator to open and shut and set up in clutch between drive mechanism and the actuating mechanism, the clutch is including being located door frame (1) inboard or door leaf (2) inboard can drive the manual drive device that the clutch switches between engaged state and disengagement state, be provided with on fixing base (11) and can fix a position the connection structure of installing on the door frame.
2. The household elevator door power device convenient for self-escaping of a stranded elevator door according to claim 1, wherein the connecting structure comprises a plurality of positioning columns (111) which are arranged on the bottom surface of the fixed seat (11) and can be matched with the door frame (1) of the elevator door in an inserting way, and the lower end surfaces of the positioning columns (111) are provided with screw holes (112).
3. The home elevator door power device convenient for self-escaping of a stranded door according to claim 1, wherein the transmission mechanism comprises an output shaft (41), the actuator comprises a collar (51) sleeved on the output shaft (41), the clutch comprises a rotating lock pin (6) arranged on the collar (51), a first concave portion (411) is arranged on the output shaft (41), a second concave portion (61) is arranged at one side portion of the rotating lock pin (6), the collar (51) and the output shaft (41) are locked when the other side portion of the rotating lock pin (6) is clamped into the first concave portion (411), and the collar (51) and the output shaft (41) are unlocked when the second concave portion (61) faces the output shaft (41).
4. A home elevator door power device facilitating autonomous escaping of a capsule as claimed in claim 3, wherein said collar (51) is provided with a mounting hole (511), the angle between the axis of said mounting hole (511) and the axis of said collar (51) is 60-90 degrees, and a part of said mounting hole (511) is overlapped with a part of the inner hole of said collar (51).
5. The home elevator door power device facilitating autonomous escaping of the stranded door according to claim 4, wherein the rotary lock pin (6) is provided with a circumferential closed groove (62), the collar (51) is provided with a limit pin (512), one end of the limit pin (512) is inserted into the closed groove (62), and both ends of the closed groove (62) are closed to limit the rotation angle of the rotary lock pin (6).
6. A home elevator door power plant facilitating autonomous escape from the capsule as claimed in claim 4, characterized in that said collar (51) is provided with damping means able to retard the rotation of said rotating latch (6).
7. The power device of home elevator door for facilitating autonomous escaping of claim 6, wherein said mounting hole (511) is provided with a fastening hole on its inner side wall, and said damping means comprises a spring top ball (7) mounted in said fastening hole and pressed against the outer side wall of said rotary lock pin (6).
8. A home elevator door power unit facilitating autonomous escaping of the capsule as claimed in claim 3, wherein said actuator further comprises a link (52) fixed to said collar (51), and a slider (53) rotatably connected to one end of the link (52).
9. A home elevator door power plant facilitating autonomous escape from the poverty as claimed in claim 3, characterized in that said manual driving means comprise a first screwing head (63) provided at one end of said rotating lock pin (6), said first screwing head (63) having a polygonal cylindrical shape.
10. A home elevator door power plant facilitating autonomous escape from the poverty according to claim 9, characterized in that the other end of said rotary lock pin (6) is provided with a second screwing head (64) in the shape of a polygonal prism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111629184.4A CN114229648A (en) | 2021-12-28 | 2021-12-28 | Domestic lift-cabin door power device convenient to independently get rid of poverty |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111629184.4A CN114229648A (en) | 2021-12-28 | 2021-12-28 | Domestic lift-cabin door power device convenient to independently get rid of poverty |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114229648A true CN114229648A (en) | 2022-03-25 |
Family
ID=80764173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111629184.4A Pending CN114229648A (en) | 2021-12-28 | 2021-12-28 | Domestic lift-cabin door power device convenient to independently get rid of poverty |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114229648A (en) |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1674647A2 (en) * | 2004-12-23 | 2006-06-28 | BUBENDORFF Société Anonyme | Driving device for closures of the shutter or gate type, or similar |
| CN101089347A (en) * | 2006-06-15 | 2007-12-19 | 萨维奥股份有限公司 | Method for mounting a drive assembly for door and window frames |
| CN106516949A (en) * | 2016-12-08 | 2017-03-22 | 宁波永良电梯技术发展有限公司 | Elevator door driving system and elector door |
| WO2017157849A1 (en) * | 2016-03-15 | 2017-09-21 | Assa Abloy Sicherheitstechnik Gmbh | Door drive comprising a main and auxiliary drive |
| CN109695406A (en) * | 2018-12-14 | 2019-04-30 | 中国建筑标准设计研究院有限公司 | It is a kind of can in external switch, manual and electric double-purpose horizontal airtight blast door |
| CN209815456U (en) * | 2019-05-12 | 2019-12-20 | 杭州辛辰科技有限公司 | Intelligent elevator vertical hinged door system |
| CN209940242U (en) * | 2019-04-25 | 2020-01-14 | 张家港市阿尔法金属制品有限公司 | Automatic vertical hinged door device of home use elevator |
| CN210316982U (en) * | 2019-06-12 | 2020-04-14 | 陈振国 | Automatic door opening and closing device |
| CN211144188U (en) * | 2019-11-01 | 2020-07-31 | 梵捷电梯(上海)有限公司 | Intelligent vertical hinged door of home elevator |
| CN211283379U (en) * | 2019-12-30 | 2020-08-18 | 法雷奥电梯(广东)有限公司 | Remote control door opening device applied to household villa elevator |
| CN211945848U (en) * | 2020-02-29 | 2020-11-17 | 杭州优迈科技有限公司 | Elevator vertical hinged door system |
| CN212101576U (en) * | 2020-02-29 | 2020-12-08 | 杭州优迈科技有限公司 | Elevator vertical hinged door and door leaf |
| CN213838200U (en) * | 2020-11-19 | 2021-07-30 | 山东迪威尔光电科技有限公司 | Translation door driving device and translation door |
| CN213950294U (en) * | 2020-11-16 | 2021-08-13 | 苏州天梭电梯有限公司 | Automatic opening and closing elevator door system |
| CN113503119A (en) * | 2020-12-25 | 2021-10-15 | 中国建筑标准设计研究院有限公司 | Manual and electric double-control type protection device for underground engineering evacuation outlet |
| CN214399458U (en) * | 2020-12-17 | 2021-10-15 | 苏州天梭电梯有限公司 | Elevator door of electric lock door |
| CN214879343U (en) * | 2021-06-04 | 2021-11-26 | 长沙鸿尚电梯装潢有限公司 | Platform elevator system of saving oneself |
| CN216549152U (en) * | 2021-12-28 | 2022-05-17 | 中山天达电梯科技有限公司 | Household elevator door power device capable of automatically getting rid of poverty |
| CN219669903U (en) * | 2023-03-22 | 2023-09-12 | 中山天达电梯科技有限公司 | Elevator door power device convenient to get rid of poverty |
-
2021
- 2021-12-28 CN CN202111629184.4A patent/CN114229648A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1674647A2 (en) * | 2004-12-23 | 2006-06-28 | BUBENDORFF Société Anonyme | Driving device for closures of the shutter or gate type, or similar |
| CN101089347A (en) * | 2006-06-15 | 2007-12-19 | 萨维奥股份有限公司 | Method for mounting a drive assembly for door and window frames |
| WO2017157849A1 (en) * | 2016-03-15 | 2017-09-21 | Assa Abloy Sicherheitstechnik Gmbh | Door drive comprising a main and auxiliary drive |
| CN106516949A (en) * | 2016-12-08 | 2017-03-22 | 宁波永良电梯技术发展有限公司 | Elevator door driving system and elector door |
| CN109695406A (en) * | 2018-12-14 | 2019-04-30 | 中国建筑标准设计研究院有限公司 | It is a kind of can in external switch, manual and electric double-purpose horizontal airtight blast door |
| CN209940242U (en) * | 2019-04-25 | 2020-01-14 | 张家港市阿尔法金属制品有限公司 | Automatic vertical hinged door device of home use elevator |
| CN209815456U (en) * | 2019-05-12 | 2019-12-20 | 杭州辛辰科技有限公司 | Intelligent elevator vertical hinged door system |
| CN210316982U (en) * | 2019-06-12 | 2020-04-14 | 陈振国 | Automatic door opening and closing device |
| CN211144188U (en) * | 2019-11-01 | 2020-07-31 | 梵捷电梯(上海)有限公司 | Intelligent vertical hinged door of home elevator |
| CN211283379U (en) * | 2019-12-30 | 2020-08-18 | 法雷奥电梯(广东)有限公司 | Remote control door opening device applied to household villa elevator |
| CN211945848U (en) * | 2020-02-29 | 2020-11-17 | 杭州优迈科技有限公司 | Elevator vertical hinged door system |
| CN212101576U (en) * | 2020-02-29 | 2020-12-08 | 杭州优迈科技有限公司 | Elevator vertical hinged door and door leaf |
| CN213950294U (en) * | 2020-11-16 | 2021-08-13 | 苏州天梭电梯有限公司 | Automatic opening and closing elevator door system |
| CN213838200U (en) * | 2020-11-19 | 2021-07-30 | 山东迪威尔光电科技有限公司 | Translation door driving device and translation door |
| CN214399458U (en) * | 2020-12-17 | 2021-10-15 | 苏州天梭电梯有限公司 | Elevator door of electric lock door |
| CN113503119A (en) * | 2020-12-25 | 2021-10-15 | 中国建筑标准设计研究院有限公司 | Manual and electric double-control type protection device for underground engineering evacuation outlet |
| CN214879343U (en) * | 2021-06-04 | 2021-11-26 | 长沙鸿尚电梯装潢有限公司 | Platform elevator system of saving oneself |
| CN216549152U (en) * | 2021-12-28 | 2022-05-17 | 中山天达电梯科技有限公司 | Household elevator door power device capable of automatically getting rid of poverty |
| CN219669903U (en) * | 2023-03-22 | 2023-09-12 | 中山天达电梯科技有限公司 | Elevator door power device convenient to get rid of poverty |
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