CN213011488U - Elevator layer door lock device - Google Patents
Elevator layer door lock device Download PDFInfo
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- CN213011488U CN213011488U CN202021345145.2U CN202021345145U CN213011488U CN 213011488 U CN213011488 U CN 213011488U CN 202021345145 U CN202021345145 U CN 202021345145U CN 213011488 U CN213011488 U CN 213011488U
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- hook plate
- interlocking
- plate
- door lock
- interlocking hook
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Abstract
The utility model provides an elevator floor door lock device, which comprises a first interlocking hook plate and a second interlocking hook plate, wherein the second interlocking hook plate is used for locking or unlocking with the first interlocking hook plate; the contact pin switch and the contact pin contact are mounted on the second interlocking hook plate, when the second interlocking hook plate is locked with the first interlocking hook plate, the contact pin contact can be connected with the contact pin switch in an inserting mode, and when the second interlocking hook plate is unlocked with the first interlocking hook plate, the contact pin contact can be disconnected with the contact pin switch; the moving device is movably arranged on the second interlocking hook plate, and the first gate ball is arranged on the moving device. The utility model realizes the interlocking of the driving door and the driven door through the first interlocking hook plate and the second interlocking hook plate; the fault-tolerant rate of the electrical interlocking is improved and safe electrical guarantee is realized through large-range compression strokes of the contact pin switch and the contact pin contact; the adjustable structure of utilizing first croquet realizes the convenient high efficiency of on-the-spot installation.
Description
Technical Field
The utility model belongs to the technical field of the elevator, in particular to elevator layer door locking device.
Background
With the development of science and technology and the improvement of the living standard of residents, the elevator gradually becomes an indispensable vertical transportation tool in production and life of people, so that the safe operation of the elevator is very important.
The elevator landing door lock is a main part for safe operation of an elevator, is arranged on a landing door device of the elevator, plays a role in mechanical and electrical protection, and ensures normal up-and-down operation of the elevator and horizontal door opening and closing movement of the elevator door. In order to ensure safe operation of elevators, there are increasing demands on the structure and safety performance of elevator landing door locks. In order to solve the problem that a door knife cannot clamp a door ball due to left and right deviation caused by installation of a landing door device on site, the function of conveniently adjusting a landing door lock ball needs to be realized; in order to solve the problem that the other side door can be opened by external force after the linkage steel wire rope of the landing door device is broken, the interlocking function of the driving door and the driven door needs to be realized; in order to prevent the elevator from operating in the event of failure of the landing door assembly mechanical elements, it is also necessary that the landing door lock assembly be provided with a safe and reliable electrically verifiable safety circuit. The existing layer door lock device does not integrate the requirements on the structure and the safety performance at the same time, so that the field installation precision of the layer door lock and the safety stability of a layer door system are difficult to guarantee at the same time.
Therefore, in order to ensure the safety of the landing door to be effective for a long time and meet the requirements of field installation adjustability and higher safety performance of the working range of the elevator landing door lock device, the elevator landing door lock device which is simple in structure, stable, reliable and adjustable in installation is needed, so that the prior art needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides an elevator layer door locking device for solve at least one aforementioned problem.
In order to achieve the above object, the present invention provides an elevator landing door lock device, including a mechanical interlocking component, an electrical interlocking component and a landing door lock linkage component, where the mechanical interlocking component includes a first interlocking hook plate and a second interlocking hook plate, one of a left hanging plate and a right hanging plate of a landing door device is set as the first hanging plate, and the other is the second hanging plate, the first interlocking hook plate is located on the first hanging plate, the second interlocking hook plate is located on the second hanging plate, and the second interlocking hook plate is used for locking or unlocking with the first interlocking hook plate;
the electric interlocking assembly comprises a pin switch and a pin contact, the pin contact is mounted on the second interlocking hook plate, when the second interlocking hook plate is locked with the first interlocking hook plate, the pin contact can be connected with the pin switch in an inserting manner, and when the second interlocking hook plate is unlocked with the first interlocking hook plate, the pin contact can be disconnected with the pin switch;
the landing door lock linkage assembly comprises a moving device and a first gate ball, the moving device is movably mounted on the second interlocking hook plate, and the first gate ball is mounted on the moving device.
Further, the method comprises the following steps:
the layer door lock bottom plate is arranged on the second hanging plate;
the layer door lock main shaft is fixed on the layer door lock bottom plate, and the second interlocking hook plate is rotatably installed on the layer door lock main shaft and takes the layer door lock main shaft as a rotation center.
Furthermore, the second interlocking hook plate is provided with a locking hook, the first interlocking hook plate is provided with a hook hole, one end of the second interlocking hook plate facing the first interlocking hook plate is set to be a first end, the other end of the second interlocking hook plate departing from the first interlocking hook plate is set to be a second end, the gravity center of the second interlocking hook plate is located at the second end, the first end can be lifted up around the main shaft of the landing door lock without external force, and the locking hook can penetrate through the hook hole to realize locking of the second interlocking hook plate and the first interlocking hook plate;
the first gate ball can drive the second end to lift up around the layer door lock main shaft under the action of the gate knife, and the lock hook is separated from the hook hole, so that the second interlocking hook plate and the first interlocking hook plate are unlocked.
Further, the method comprises the following steps:
the switch fixing bracket is arranged on a bottom plate of the landing door device, and the pin switch is arranged on the switch fixing bracket;
a contact support mounted on the second interlock hook plate, the pin contact mounted on the contact support.
Further, the second interlocking hook plate is provided with a sliding groove, the moving device comprises a gate ball adjusting block, the gate ball adjusting block is installed in the sliding groove, and the gate ball adjusting block can slide in the sliding groove;
elevator layer door lock device still includes first door ball axle, the one end of first door ball axle is installed on the door ball regulating block, first door ball is installed on the other end of first door ball axle.
The second door ball shaft is arranged on the layer door lock bottom plate, the second door ball is arranged on the second door ball shaft, the second door ball is configured to push the second interlocking hook plate to rotate around the layer door lock main shaft, the lock hook is separated from the hook hole, and the second interlocking hook plate and the first interlocking hook plate are unlocked.
Furthermore, the second interlocking hook plate is provided with a limiting groove, the elevator layer door lock device further comprises a limiting shaft, and the limiting shaft penetrates through the limiting groove to be installed on the layer door lock bottom plate.
Further, elevator layer door lock device still includes spacing ball of colliding, spacing ball of colliding is rotationally installed spacing epaxial, spacing ball of colliding is located spacing inslot.
Further, the rotation angle of the second interlocking hook plate is 0-50 degrees.
The utility model discloses following beneficial effect has at least: the interlocking hook plate and the second interlocking hook plate realize the interlocking of the driving door and the driven door; the fault-tolerant rate of the electrical interlocking is improved and safe electrical guarantee is realized through large-range compression strokes of the contact pin switch and the contact pin contact; the adjustable structure of the first gate ball is utilized to realize the convenience and high efficiency of field installation; the rotation angle of the second interlocking hook plate is limited to be 0-30 degrees by the limiting shaft and the limiting groove, so that the second interlocking hook plate and the first interlocking hook plate can be locked, the situation that the second interlocking hook plate is difficult to reset due to overlarge rotation angle can be avoided, meanwhile, the limiting shaft is provided with the limiting collision ball, the limiting collision ball rotates in the limiting groove, and loss to the limiting groove and the limiting shaft can be reduced.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the front view of elevator layer lock of the embodiment of the utility model.
Fig. 2 is the rear view of elevator layer lock of the embodiment of the utility model.
Fig. 3 is a top view of elevator layer lock of the embodiment of the utility model.
Fig. 4 is a state diagram when elevator layer door lock latch hook is not lifted up according to the embodiment of the present invention.
Fig. 5 is a state diagram of the elevator landing door lock latch hook lifted to the state when the contact pin just contacted the spring plate.
Fig. 6 is the utility model discloses an elevator layer lock contact pin switch structure sketch map.
In the figure:
the locking device comprises a 1-interlocking hook plate, a 2-pin switch, a 3-switch fixing support, a 4-layer door lock main shaft, a 5-second interlocking hook plate, a 6-limiting shaft, a 7-limiting collision ball, an 8-layer door lock bottom plate, a 9-first door ball shaft, a 10-first door ball, a 11-second door ball shaft, a 12-second door ball, a 13-pin, a 14-contact support, a 15-door ball adjusting block, a 16-sliding groove, a 17-bearing, an 18-locking hook arm, a 19-locking hook, a 20-hook hole and a 21-guide shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is 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.
Example one
Referring to the attached drawings 1-6 of the specification, the elevator landing door lock device comprises a mechanical interlocking assembly, an electrical interlocking assembly and a landing door lock linkage assembly, wherein the mechanical interlocking assembly comprises a first interlocking hook plate 1 and a second interlocking hook plate 5, the first interlocking hook plate 1 is positioned on a first hanging plate of the landing door device, the second interlocking hook plate 5 is positioned on a second hanging plate of the landing door device, and the second interlocking hook plate 5 is used for locking or unlocking with the first interlocking hook plate 1.
In this embodiment, the first link plate is right link plate, and the second link plate is left link plate. The embodiment also comprises a floor door lock bottom plate 8 and a floor door lock main shaft 4. Layer door lock bottom plate 8 is installed on layer door gear left side link plate, and first interlocking hook plate 1 is installed on layer door gear right side link plate. The layer door lock main shaft 4 is vertically installed on the second interlocking hook plate 5, a bearing 17 is arranged on the second interlocking hook plate 5, and the second interlocking hook plate 5 is installed on the layer door lock main shaft 4 through the bearing 17.
When the linkage steel wire rope of the landing door device is broken, the landing door on the other side can be opened by external force, so that the interlocking function of the driving door and the driven door is required to be realized. One end of the first interlocking hook plate 1 is fastened on a right hanging plate of the landing door device through a screw, and the other end of the first interlocking hook plate is provided with a hook hole 20. One end of the second interlocking hook plate 5 close to the first interlocking hook plate 1 is provided with a locking hook arm 18, and the tail end of the locking hook arm 18 is provided with an upward bent locking hook 19. The layer door lock main shaft 4 is used as the center, one end, facing the first interlocking hook plate 1, of the second interlocking hook plate 5 is set to be a first end, one end, facing away from the first interlocking hook plate 1, of the second interlocking hook plate 5 is set to be a second end, the gravity center of the second interlocking hook plate 5 is located at the second end, the first end can be lifted up around the layer door lock main shaft 4 under the action of no external force, the lock hook 20 can penetrate through the hook hole 19, and locking of the second interlocking hook plate 5 and the first interlocking hook plate 1 is achieved.
In order to prevent an elevator from operating in the event of failure of the landing door assembly mechanical components, it is necessary that the elevator landing door lock assembly be provided with a safe and reliable electrically authenticated safety circuit. In this embodiment, the electrical interlocking component includes pin switch 2 and pin contact 13, and pin contact 13 is installed on second interlocking hook plate 5, and when second interlocking hook plate 5 was locked with first interlocking hook plate 1, pin contact 13 can be connected with pin switch 2 plug-in connection, and when second interlocking hook plate 5 was unlocked with first interlocking hook plate 1, pin contact 13 can be disconnected with pin switch 2. The elevator landing door lock apparatus of the present embodiment further includes a plug switch fixing bracket 3 and a contact bracket 14. The switch fixing bracket 3 is installed on the floor of the landing door device above the hook hole 20. The contact pin switch 2 is arranged on the switch fixing support 3, the contact support 14 is fastened on the latch hook arm 18 through a screw, the contact pin contact 13 is arranged on the contact support 14, and the contact pin contact 13 can rotate along with the latch hook arm 18; when the latch hook 19 passes through the hook hole 20, the latch hook 19 exceeds the bottom surface of the switch fixing bracket 3, and the pin contact 13 is connected with the pin switch 2 in a plugging manner while mechanical interlocking is achieved.
If left and right deviation occurs when the landing door device is installed, the door knife can not clamp the door ball tightly, so that the function of conveniently adjusting the door ball of the elevator landing door lock is needed to be realized. In this embodiment, the landing door interlock assembly includes a moving device, a first gate ball 10 and a first gate ball shaft 9, the second interlock hook plate 5 further includes a sliding groove 16, and the moving device includes a gate ball adjusting block 15. The sliding groove 16 is a rectangular notch on the second interlocking hook plate 5, the gate ball adjusting block 15 is arranged in the sliding groove 16, and the gate ball adjusting block 15 can move in the sliding groove 16; the first gate ball shaft 9 has one end fixed to the gate ball adjusting block 15 and the other end connected to the first gate ball 10, so that the position of the first gate ball 9 on the second interlocking hook plate 5 is adjustable.
When the door is closed, the second end of the second interlocking hook plate 5 rotates downwards around the layer door lock main shaft 4 under the action of no external force, the locking hook arm 18 is lifted upwards, so that the locking hook 19 penetrates through the hook hole 20 to form mechanical interlocking and mutual hooking, and meanwhile, the contact pin contact 13 is connected with the contact pin switch 2 in an inserting mode to form electrical interlocking; when the door is opened, the first gate ball 10 drives the second end to lift up around the layer door lock main shaft 4 under the action of the gate knife, the lock hook 19 is separated from the hook hole 20 downwards to remove mechanical interlocking and mutual hooking, and simultaneously, the contact pin contact 13 is driven to be disconnected with the contact pin switch 2 to remove electrical interlocking.
Further, elevator layer door lock device still includes second door ball 12, second door ball axle 11, and second door ball axle 11 is installed on layer door lock bottom plate 8, and second door ball 12 is installed on second door ball axle 11. When the layer door is opened, the layer door lock bottom plate 8 drives the second door ball shaft 11 to move towards the second end direction, the second end is pushed to lift up around the layer door lock main shaft 4, the lock hook 19 falls to be separated from the hook hole 20, the second interlocking hook plate 5 and the first interlocking hook plate 1 are unlocked, the contact pin contact 13 is driven to be disconnected with the contact pin switch 2, and the electrical interlocking is removed.
Elevator layer door locking device still includes spacing axle 6, and second interlock hook plate 5 is equipped with spacing groove 21, and spacing axle 6 passes spacing groove 21 and installs on layer door lock bottom plate 8, can confirm second interlock hook plate 5 lock position through spacing axle 6, inject the turned angle of second interlock hook plate 5.
Preferably, the rotation angle of the second interlocking hook plate 5 is 0-50 degrees, so that the second interlocking hook plate 5 and the first interlocking hook plate 1 can be locked, and the situation that the second interlocking hook plate 5 is too large in rotation angle and difficult to reset can be avoided; the elevator layer door lock device further comprises a limiting ball 7, the limiting ball 7 is rotatably arranged on the limiting ball 6 and is positioned in the limiting groove 21, and loss to the limiting groove 21 and the limiting shaft 6 can be reduced.
When the door is closed, the second interlocking hook plate 5 rotates until the contact point 13 of the contact pin just contacts the elastic sheet of the contact pin switch 2, the meshing distance between the locking hook 19 and the switch fixing support 3 is 11mm-12mm, and the meshing distance between the locking hook 19 and the interlocking hook plate 1 is 5mm-6 mm;
after the locking is completely carried out, the meshing distance between the locking hook 19 and the switch fixing support 3 is 15mm-16mm, the meshing distance between the locking hook 19 and the interlocking hook plate 1 is 9mm-10mm, and the elastic sheet pressing stroke between the contact pin contact 13 and the contact pin switch 2 is 5mm-7 mm.
Example two
The embodiment provides an elevator landing door lock apparatus. In embodiment 1, the first hanging plate is a right hanging plate, the second hanging plate is a left hanging plate, the bottom plate 8 of the landing door lock is installed on the left hanging plate of the landing door device, and the first interlocking hook plate 1 is installed on the right hanging plate of the landing door device. The main differences between this embodiment and embodiment 1 are:
the first hanging plate can also be a left hanging plate, and the second hanging plate can also be a right hanging plate. Layer door lock bottom plate 8 is installed on layer door gear right side link plate, and first interlocking hook plate 1 is installed on layer door gear left side link plate.
Other features of this embodiment are the same as those of embodiment 1, and are not described again.
EXAMPLE III
This embodiment provides an elevator landing door lock device, and compared with embodiment 1, the main differences of this embodiment are:
the tail end of the lock hook arm 18 is provided with a lock hook 19 which is bent downwards, the gravity center of the second lock hook plate 5 is positioned at the first end, the first end of the second lock hook plate 5 rotates downwards around the layer door lock main shaft 4 under the action of no external force, the lock hook arm 18 falls down, so that the lock hook 19 penetrates through the hook hole 20 to form mechanical interlocking mutual hooking, and meanwhile, the contact pin contact 13 is connected with the contact pin switch 2 in an inserting mode to form electrical interlocking; when the door is opened, the first gate ball 10 drives the second end to fall around the layer door lock main shaft 4 under the action of the gate knife, the lock hook 19 is upwards separated from the hook hole 20 to remove mechanical interlocking and mutual hooking, and simultaneously, the contact pin contact 13 is driven to be disconnected with the contact pin switch 2 to remove electrical interlocking.
Other features of this embodiment are the same as those of embodiment 1, and are not described again.
Therefore, the utility model provides an elevator layer door locking device, including mechanical interlocking subassembly, electric interlocking subassembly and layer door lock linkage subassembly, mechanical interlocking subassembly includes first interlocking hook plate, second interlocking hook plate, sets for one of left link plate, the right link plate of layer door device to be first link plate, and another is the second link plate, and first interlocking hook plate is located first link plate, and second interlocking hook plate is located the second link plate, and second interlocking hook plate is used for locking or unblock with first interlocking hook plate; the electric interlocking assembly comprises a pin switch and a pin contact, the pin contact is mounted on a second interlocking hook plate, when the second interlocking hook plate is locked with the first interlocking hook plate, the pin contact can be in plug connection with the pin switch, and when the second interlocking hook plate is unlocked with the first interlocking hook plate, the pin contact can be disconnected with the pin switch; the landing door lock linkage assembly comprises a moving device and a first door ball, the moving device is movably arranged on the second interlocking hook plate, and the first door ball is arranged on the moving device. The interlocking hook plate and the second interlocking hook plate realize the interlocking of the driving door and the driven door; the fault-tolerant rate of the electrical interlocking is improved and safe electrical guarantee is realized through large-range compression strokes of the contact pin switch and the contact pin contact; the adjustable structure of the first gate ball is utilized to realize the convenience and high efficiency of field installation; the rotation angle of the second interlocking hook plate is limited to be 0-30 degrees by the limiting shaft and the limiting groove, so that the second interlocking hook plate and the first interlocking hook plate can be locked, the situation that the second interlocking hook plate is difficult to reset due to overlarge rotation angle can be avoided, meanwhile, the limiting shaft is provided with the limiting collision ball, the limiting collision ball rotates in the limiting groove, and loss to the limiting groove and the limiting shaft can be reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. An elevator landing door lock device is characterized by comprising a mechanical interlocking assembly, an electrical interlocking assembly and a landing door lock linkage assembly, wherein the mechanical interlocking assembly comprises a first interlocking hook plate and a second interlocking hook plate, one of a left hanging plate and a right hanging plate of the landing door device is set to be a first hanging plate, the other one of the left hanging plate and the right hanging plate is set to be a second hanging plate, the first interlocking hook plate is positioned on the first hanging plate, the second interlocking hook plate is positioned on the second hanging plate, and the second interlocking hook plate is used for being locked or unlocked with the first interlocking hook plate;
the electrical interlocking assembly comprises a pin switch and a pin contact, the pin contact is mounted on the second interlocking hook plate and is configured to be in plug-in connection with the pin switch when the second interlocking hook plate is locked with the first interlocking hook plate, and the pin contact is disconnected with the pin switch when the second interlocking hook plate is unlocked with the first interlocking hook plate;
the landing door lock linkage assembly comprises a moving device and a first gate ball, the moving device is movably mounted on the second interlocking hook plate, and the first gate ball is mounted on the moving device.
2. An elevator landing door lock apparatus according to claim 1, comprising:
the layer door lock bottom plate is arranged on the second hanging plate;
the layer door lock main shaft is fixed on the layer door lock bottom plate, and the second interlocking hook plate is rotatably installed on the layer door lock main shaft and takes the layer door lock main shaft as a rotation center.
3. An elevator landing door lock device according to claim 2, wherein the second interlocking hook plate is provided with a locking hook, the first interlocking hook plate is provided with a hook hole, the end of the second interlocking hook plate facing the first interlocking hook plate is set to be a first end and the end facing away from the first interlocking hook plate is set to be a second end centered on the landing door lock main shaft, the second interlocking hook plate has a center of gravity at the second end, so that the first end can be lifted up around the landing door lock main shaft without an external force, and the locking hook can pass through the hook hole to lock the second interlocking hook plate with the first interlocking hook plate;
the first gate ball can drive the second end to lift up around the layer door lock main shaft under the action of the gate knife, and the lock hook is separated from the hook hole, so that the second interlocking hook plate and the first interlocking hook plate are unlocked.
4. An elevator landing door lock apparatus according to claim 2, comprising:
the switch fixing bracket is arranged on a bottom plate of the landing door device, and the pin switch is arranged on the switch fixing bracket;
a contact support mounted on the second interlock hook plate, the pin contact mounted on the contact support.
5. An elevator landing door lock apparatus according to claim 1, wherein the second interlock hook plate is provided with a sliding groove, and the moving means includes a gate ball adjusting block installed in the sliding groove, the gate ball adjusting block being configured to be slidable in the sliding groove;
elevator layer door lock device still includes first door ball axle, the one end of first door ball axle is installed on the door ball regulating block, first door ball is installed on the other end of first door ball axle.
6. An elevator landing door lock device according to claim 3, comprising a second door ball and a second door ball shaft, wherein the second door ball shaft is mounted on the landing door lock base plate, the second door ball is mounted on the second door ball shaft, the second door ball is configured to push the second interlocking hook plate to rotate around the landing door lock main shaft, and the locking hook is disengaged from the hook hole, so that the second interlocking hook plate is unlocked from the first interlocking hook plate.
7. An elevator landing door lock assembly according to claim 2, wherein the second interlocking hook plate is provided with a limiting groove, and the elevator landing door lock assembly further includes a limiting shaft mounted on the landing door lock base plate through the limiting groove.
8. The elevator landing door lock apparatus of claim 7, further comprising a limit ball rotatably mounted on the limit shaft, the limit ball being located in the limit groove.
9. An elevator landing door lock apparatus according to claim 7, wherein the rotation angle of the second interlock hook plate is 0 ° to 50 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021345145.2U CN213011488U (en) | 2020-07-09 | 2020-07-09 | Elevator layer door lock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021345145.2U CN213011488U (en) | 2020-07-09 | 2020-07-09 | Elevator layer door lock device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213011488U true CN213011488U (en) | 2021-04-20 |
Family
ID=75501537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021345145.2U Active CN213011488U (en) | 2020-07-09 | 2020-07-09 | Elevator layer door lock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213011488U (en) |
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2020
- 2020-07-09 CN CN202021345145.2U patent/CN213011488U/en active Active
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