CN112061940A - Elevator door lock mechanism with high interchangeability and high safety - Google Patents
Elevator door lock mechanism with high interchangeability and high safety Download PDFInfo
- Publication number
- CN112061940A CN112061940A CN202010897989.6A CN202010897989A CN112061940A CN 112061940 A CN112061940 A CN 112061940A CN 202010897989 A CN202010897989 A CN 202010897989A CN 112061940 A CN112061940 A CN 112061940A
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- Prior art keywords
- fixed
- movable
- lock hook
- hook
- latch hook
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- 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
- B66B13/143—Control systems or devices electrical
-
- 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
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The invention provides an elevator door lock mechanism with strong interchangeability and high safety, which comprises a fixed lock hook component and a movable lock hook component arranged opposite to the fixed lock hook component, wherein the fixed lock hook component comprises a fixed lock hook seat, a fixed lock hook arranged on the fixed lock hook seat and a contact sensing block used for sensing the contact state of the movable lock hook component; the plug assembly is electrically connected with the fixed latch hook assembly and used for feeding back the connection state of the fixed latch hook assembly and the movable latch hook assembly; the plug assembly is positioned at the other side part of the fixed latch hook assembly relative to the movable latch hook assembly; the movable lock hook assembly comprises a movable lock hook seat, a movable lock hook movably connected with the movable lock hook seat and a spring seat connected with the upper side part of the movable lock hook, and in the practical application process, the movable lock hook assembly can be better matched with the structure of the movable lock hook assembly through a U-shaped clamping groove, so that the movable lock hook assembly is clamped and fixed, and the reliability is high.
Description
[ technical field ]
The invention relates to the technical field of elevator door lock mechanisms, in particular to an elevator door lock mechanism which is reasonable in structural design, outstanding in application effect, strong in interchangeability and high in safety.
[ background art ]
The elevator is comparatively common facility in people's daily life and work, and in recent years, along with the continuous development and the progress of science and technology, the elevator all has had very big promotion in aspects such as scientific and technological level, humanized design, degree of safety, stability.
The elevator door lock is a mechanism responsible for opening and closing the elevator door, and is an important part for ensuring the safe use of the elevator, and the safety performance of the elevator door lock is an important index for reflecting whether the elevator door system is safe and reliable.
Taking an elevator floor door lock as an example, the elevator floor door lock circulating in the current market basically comprises two parts: 1. a mechanical part; 2. an electrical part. The mechanical part has the function of opening and closing the elevator door, and the electrical part is connected with the safety loop and used for detecting the opening and closing of the elevator door; the following problems exist in the elevator door lock existing in the current market:
1. most of the existing latch hooks are meshed to only prevent the elevator door from moving towards the door opening direction, but the dislocation of the upper latch hook and the lower latch hook does not play a due role, and the elevator door can be accidentally opened once the upper latch hook and the lower latch hook are dislocated;
2. although the problem of elevator door dislocation is solved by changing a mechanical structure of one part of the elevator door lock, the latch hook strength of the elevator door lock is greatly reduced, so that the safety performance of an elevator door lock system is also greatly reduced;
3. the existing elevator door lock can only verify the opening and closing state of the elevator door singly, and can not detect the dislocation motion between the door leaves;
based on this, those skilled in the art have made a lot of research and development and experiments, and have improved and improved from many parts such as the door lock mechanism and the control mechanism, and have achieved better results.
[ summary of the invention ]
In order to overcome the problems in the prior art, the invention provides the elevator door lock mechanism which has the advantages of reasonable structural design, outstanding application effect, strong interchangeability and high safety.
The invention provides an elevator door lock mechanism with strong interchangeability and high safety, which comprises a fixed lock hook component and a movable lock hook component arranged opposite to the fixed lock hook component; the fixed latch hook assembly comprises a fixed latch hook seat, a fixed latch hook arranged on the fixed latch hook seat and a contact sensing block used for sensing the contact state of the movable latch hook assembly; the plug assembly is electrically connected with the fixed latch hook assembly and used for feeding back the connection state of the fixed latch hook assembly and the movable latch hook assembly; the plug assembly is positioned at the other side part of the fixed latch hook assembly relative to the movable latch hook assembly; the movable lock hook assembly comprises a movable lock hook seat, a movable lock hook movably connected with the movable lock hook seat and a spring seat connected with the upper side part of the movable lock hook; the movable lock hook is connected with the movable lock hook seat through the first roller body and the second roller body; the fixed lock hook comprises a fixed part and a bent part which is integrally formed with one end of the fixed part; a U-shaped clamping groove is formed in the end of the bent part of the fixed lock hook; and a plurality of fixing connecting holes are arranged on the fixing part.
Preferably, the bent portion of the fixed latch hook is provided with a limiting column for limiting the position of the movable latch hook at two sides of the U-shaped engaging groove.
Preferably, the fixed lock hook seat is further provided with a lock hook fixing plate for fixing the fixed lock hook; the lock hook fixing plate and the fixed lock hook are positioned at the lower side part of the fixed lock hook seat.
Preferably, a contact fixing rod is further arranged in the movable latch hook assembly; the contact fixing rod is positioned at the front end part of the movable lock hook; and the contact fixing rod corresponds to the contact sensing block in position.
Preferably, the plug assembly is electrically connected with the contact sensing block through a wire.
Preferably, two contacts for sensing are symmetrically arranged in the movement direction of the fixed latch hook perpendicular to the landing door, and the contacts are electrically connected with the contact sensing block.
Preferably, the fixing connection holes of the fixing latch hook are respectively opened at two end parts of the fixing part; and the fixed connecting hole is a screw hole.
Preferably, the fixed lock hook seat and the movable lock hook seat are respectively provided with an infrared sensing assembly for sensing the distance between the movable lock hook seat and the fixed lock hook seat through infrared sensing; the infrared sensing assembly comprises an infrared transmitting tube and an infrared receiving tube.
Compared with the prior art, the elevator door lock mechanism with strong interchangeability and high safety degree simultaneously is provided with the fixed lock hook component and the movable lock hook component which is arranged opposite to the fixed lock hook component; the fixed latch hook assembly comprises a fixed latch hook seat 11, a fixed latch hook 12 arranged on the fixed latch hook seat 11 and a contact sensing block 111 for sensing the contact state of the movable latch hook assembly; the plug assembly is electrically connected with the fixed latch hook assembly and used for feeding back the connection state of the fixed latch hook assembly and the movable latch hook assembly; the plug assembly is positioned at the other side part of the fixed latch hook assembly relative to the movable latch hook assembly; the movable latch hook assembly comprises a movable latch hook seat 14, a movable latch hook 13 movably connected with the movable latch hook seat 14 and a spring seat 141 connected with the upper side part of the movable latch hook 13; the movable latch hook 13 is connected with the movable latch hook seat 14 through a first roller body 15 and a second roller body 16; the fixing latch hook 12 includes a fixing portion 121 and a bending portion 122 integrally formed with one end of the fixing portion 121; a U-shaped engaging groove 124 is formed at the end of the bending portion 122 of the fixed locking hook 12; and a plurality of fixing connection holes 125 are formed in the fixing portion 121, so that in the practical application process, the movable latch hook assembly can be better fastened and fixed through the structural cooperation of the U-shaped fastening groove 124 and the movable latch hook assembly, and the reliability is high.
[ description of the drawings ]
Fig. 1 is a schematic structural view of an elevator door lock mechanism having high interchangeability and high safety according to the present invention in a front view.
Fig. 2 is a schematic perspective view of a locking hook of an elevator door lock mechanism having high interchangeability and high safety according to the present invention.
[ detailed description of the invention ]
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2, an elevator door lock mechanism 1 with high interchangeability and high security according to the present invention includes a fixed latch hook assembly and a movable latch hook assembly disposed opposite to the fixed latch hook assembly; the fixed latch hook assembly comprises a fixed latch hook seat 11, a fixed latch hook 12 arranged on the fixed latch hook seat 11 and a contact sensing block 111 for sensing the contact state of the movable latch hook assembly; the plug assembly is electrically connected with the fixed latch hook assembly and used for feeding back the connection state of the fixed latch hook assembly and the movable latch hook assembly; the plug assembly is positioned at the other side part of the fixed latch hook assembly relative to the movable latch hook assembly; the movable latch hook assembly comprises a movable latch hook seat 14, a movable latch hook 13 movably connected with the movable latch hook seat 14 and a spring seat 141 connected with the upper side part of the movable latch hook 13; the movable latch hook 13 is connected with the movable latch hook seat 14 through a first roller body 15 and a second roller body 16; the fixing latch hook 12 includes a fixing portion 121 and a bending portion 122 integrally formed with one end of the fixing portion 121; a U-shaped engaging groove 124 is formed at the end of the bending portion 122 of the fixed locking hook 12; and a plurality of fixing connection holes 125 are formed on the fixing portion 121.
The movable lock hook assembly is arranged opposite to the fixed lock hook assembly; the fixed latch hook assembly comprises a fixed latch hook seat 11, a fixed latch hook 12 arranged on the fixed latch hook seat 11 and a contact sensing block 111 for sensing the contact state of the movable latch hook assembly; the plug assembly is electrically connected with the fixed latch hook assembly and used for feeding back the connection state of the fixed latch hook assembly and the movable latch hook assembly; the plug assembly is positioned at the other side part of the fixed latch hook assembly relative to the movable latch hook assembly; the movable latch hook assembly comprises a movable latch hook seat 14, a movable latch hook 13 movably connected with the movable latch hook seat 14 and a spring seat 141 connected with the upper side part of the movable latch hook 13; the movable latch hook 13 is connected with the movable latch hook seat 14 through a first roller body 15 and a second roller body 16; the fixing latch hook 12 includes a fixing portion 121 and a bending portion 122 integrally formed with one end of the fixing portion 121; a U-shaped engaging groove 124 is formed at the end of the bending portion 122 of the fixed locking hook 12; and a plurality of fixing connection holes 125 are formed in the fixing portion 121, so that in the practical application process, the movable latch hook assembly can be better fastened and fixed through the structural cooperation of the U-shaped fastening groove 124 and the movable latch hook assembly, and the reliability is high.
Preferably, the bent portion 122 of the fixed locking hook 12 is formed with a position-limiting post 123 for limiting the position of the movable locking hook on two sides of the U-shaped engaging groove 124.
Preferably, the fixed latch hook seat 11 is further provided with a latch hook fixing plate 112 for fixing the fixed latch hook 12; the latch hook fixing plate 112 and the fixing latch hook 12 are located at a lower portion of the fixing latch hook seat 11.
Preferably, a contact fixing rod 142 is further disposed in the movable latch hook assembly; the contact fixing rod 142 is located at the front end of the movable latch hook 13; and the contact fixing rod 142 corresponds to the contact sensing block 111.
Preferably, the plug assembly is electrically connected to the contact sensing block 111 through a wire.
Preferably, two contacts for sensing are symmetrically arranged in the vertical door movement direction of the fixed latch hook 12, and the contacts are electrically connected to the contact sensing block 111. The electric part is added with two contacts in the horizontal and vertical landing door moving direction of the fixed locking hook 12 except the existing contacts which pass through the verification of the opening and closing of the elevator door, and the two contacts are connected with a door lock safety loop, the positions of the two contacts are placed at the safety limit position of the rotating locking hook in the vertical landing door moving direction, and when the rotating locking hook reaches the position, the contacts are triggered to enable the elevator car to stop running.
Preferably, the fixing connection holes 125 of the fixing hook 12 are opened at both end portions of the fixing portion 121, respectively; and the fixing attachment holes 125 are screw holes.
Preferably, the fixed latch hook seat 11 and the movable latch hook seat 14 are further respectively provided with an infrared sensing component for sensing the distance between the movable latch hook seat 14 and the fixed latch hook seat 11 through infrared sensing; the infrared sensing assembly comprises an infrared transmitting tube and an infrared receiving tube.
The purpose of this project is to design a novel lift-cabin door lock device, not only will make the security performance of elevator lock system obtain reliable assurance, but also will make things convenient for the transformation of the lock subassembly that has many safety potential safety hazards in the existing market to reach economical and practical and interchangeability strong, safe and reliable's purpose again simultaneously.
The invention is mainly carried out from two aspects of a mechanical part and an electrical part, and has the innovation points that:
this application is gone on to fixed latch hook 12 mechanical structure, and the fixed latch hook of design can enough guarantee sufficient intensity, can will rotate the motion of latch hook when locking state again simultaneously, controls at the horizontal plane within a certain range.
Compared with the prior art, the novel elevator door lock device solves the problems that the rotating lock hook and the fixed lock hook of the mechanical lock hook component are staggered under the action of external force, the potential safety hazard of the elevator door is accidentally opened, and the defects of the existing door lock are overcome. Meanwhile, two contacts are additionally arranged in the vertical landing door movement direction of the fixed lock hook and are connected with a door lock safety loop, and the positions of the two contacts are placed at the safety limit positions of the rotating lock hook in the vertical landing door movement direction, so that the problem of detection of mutual dislocation movement of door leaves at two sides of the elevator is solved.
Compared with the prior art, the elevator door lock mechanism 1 with strong interchangeability and high safety degree is provided with the fixed lock hook component and the movable lock hook component which is arranged opposite to the fixed lock hook component; the fixed latch hook assembly comprises a fixed latch hook seat 11, a fixed latch hook 12 arranged on the fixed latch hook seat 11 and a contact sensing block 111 for sensing the contact state of the movable latch hook assembly; the plug assembly is electrically connected with the fixed latch hook assembly and used for feeding back the connection state of the fixed latch hook assembly and the movable latch hook assembly; the plug assembly is positioned at the other side part of the fixed latch hook assembly relative to the movable latch hook assembly; the movable latch hook assembly comprises a movable latch hook seat 14, a movable latch hook 13 movably connected with the movable latch hook seat 14 and a spring seat 141 connected with the upper side part of the movable latch hook 13; the movable latch hook 13 is connected with the movable latch hook seat 14 through a first roller body 15 and a second roller body 16; the fixing latch hook 12 includes a fixing portion 121 and a bending portion 122 integrally formed with one end of the fixing portion 121; a U-shaped engaging groove 124 is formed at the end of the bending portion 122 of the fixed locking hook 12; and a plurality of fixing connection holes 125 are formed in the fixing portion 121, so that in the practical application process, the movable latch hook assembly can be better fastened and fixed through the structural cooperation of the U-shaped fastening groove 124 and the movable latch hook assembly, and the reliability is high.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a strong and high elevator door lock mechanism of degree of safety of interchangeability which characterized in that: the locking device comprises a fixed locking hook component and a movable locking hook component which is arranged opposite to the fixed locking hook component; the fixed latch hook assembly comprises a fixed latch hook seat, a fixed latch hook arranged on the fixed latch hook seat and a contact sensing block used for sensing the contact state of the movable latch hook assembly; the plug assembly is electrically connected with the fixed latch hook assembly and used for feeding back the connection state of the fixed latch hook assembly and the movable latch hook assembly; the plug assembly is positioned at the other side part of the fixed latch hook assembly relative to the movable latch hook assembly; the movable lock hook assembly comprises a movable lock hook seat, a movable lock hook movably connected with the movable lock hook seat and a spring seat connected with the upper side part of the movable lock hook; the movable lock hook is connected with the movable lock hook seat through the first roller body and the second roller body; the fixed lock hook comprises a fixed part and a bent part which is integrally formed with one end of the fixed part; a U-shaped clamping groove is formed in the end of the bent part of the fixed lock hook; and a plurality of fixing connecting holes are arranged on the fixing part.
2. The elevator door lock mechanism of claim 1, which is highly interchangeable and safe, wherein: and limiting columns for limiting the position of the movable lock hook are formed on two sides of the U-shaped clamping groove at the bent part of the fixed lock hook.
3. The elevator door lock mechanism of claim 1, which is highly interchangeable and safe, wherein: the fixed lock hook seat is also provided with a lock hook fixing plate for fixing the fixed lock hook; the lock hook fixing plate and the fixed lock hook are positioned at the lower side part of the fixed lock hook seat.
4. The elevator door lock mechanism of any one of claims 1 to 3, which is high in interchangeability and safety, wherein: the movable latch hook component is also provided with a contact fixing rod; the contact fixing rod is positioned at the front end part of the movable lock hook; and the contact fixing rod corresponds to the contact sensing block in position.
5. The elevator door lock mechanism of claim 1, which is highly interchangeable and safe, wherein: the plug assembly is electrically connected with the contact induction block through an electric wire.
6. The elevator door lock mechanism of claim 1, which is highly interchangeable and safe, wherein: the fixed lock hook is also provided with two contacts for sensing in a manner of being symmetrical respectively in the movement direction perpendicular to the landing door, and the contacts are electrically connected with the contact sensing block.
7. The elevator door lock mechanism of claim 1, which is highly interchangeable and safe, wherein: the fixing connecting holes of the fixing latch hook are respectively arranged at the two ends of the fixing part; and the fixed connecting hole is a screw hole.
8. The elevator door lock mechanism of claim 7, which is highly interchangeable and safe, wherein: the fixed lock hook seat and the movable lock hook seat are respectively provided with an infrared sensing assembly for sensing the distance between the movable lock hook seat and the fixed lock hook seat through infrared sensing; the infrared sensing assembly comprises an infrared transmitting tube and an infrared receiving tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010897989.6A CN112061940A (en) | 2020-08-31 | 2020-08-31 | Elevator door lock mechanism with high interchangeability and high safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010897989.6A CN112061940A (en) | 2020-08-31 | 2020-08-31 | Elevator door lock mechanism with high interchangeability and high safety |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112061940A true CN112061940A (en) | 2020-12-11 |
Family
ID=73666201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010897989.6A Pending CN112061940A (en) | 2020-08-31 | 2020-08-31 | Elevator door lock mechanism with high interchangeability and high safety |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112061940A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103818809A (en) * | 2014-02-21 | 2014-05-28 | 慈溪市宏峰电梯配件有限公司 | Lift door lock device |
| CN105858422A (en) * | 2016-05-18 | 2016-08-17 | 佛山甬大电梯部件有限公司 | Elevator car door lock |
| CN209009948U (en) * | 2018-10-24 | 2019-06-21 | 广州广日电梯工业有限公司 | A kind of elevator door lock structure that can reduce door lock noise |
| CN210236827U (en) * | 2019-06-19 | 2020-04-03 | 浙江吉时物联网科技有限公司 | Elevator door lock structure |
| EP3650393A1 (en) * | 2017-10-10 | 2020-05-13 | Shanghai Mitsubishi Elevator Co., Ltd. | Elevator floor door lock device and elevator floor door device |
-
2020
- 2020-08-31 CN CN202010897989.6A patent/CN112061940A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103818809A (en) * | 2014-02-21 | 2014-05-28 | 慈溪市宏峰电梯配件有限公司 | Lift door lock device |
| CN105858422A (en) * | 2016-05-18 | 2016-08-17 | 佛山甬大电梯部件有限公司 | Elevator car door lock |
| EP3650393A1 (en) * | 2017-10-10 | 2020-05-13 | Shanghai Mitsubishi Elevator Co., Ltd. | Elevator floor door lock device and elevator floor door device |
| CN209009948U (en) * | 2018-10-24 | 2019-06-21 | 广州广日电梯工业有限公司 | A kind of elevator door lock structure that can reduce door lock noise |
| CN210236827U (en) * | 2019-06-19 | 2020-04-03 | 浙江吉时物联网科技有限公司 | Elevator door lock structure |
Non-Patent Citations (2)
| Title |
|---|
| YANG,GUANGXIANG: "Construction hoist security application for tall building construction in wireless networks", 《AUTOMATION IN CONSTRUCTION 》 * |
| 陈建勋,赵天宇,刘健,林晓明: "电梯层门门锁啮合长度的传感器测试方法研究", 《机电工程技术》 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201211 |