Elevator door lock structure

Abstract

The utility model discloses an elevator door lock structure, and particularly relates to the field of elevator door lock structures, the elevator door lock structure comprises an electromagnetic lock mounting plate, and a door lock hook is in lap joint with one side in front of the electromagnetic lock mounting plate; the bottom of one side of the surface of the door lock hook is movably connected with a first rotating shaft, the top of the first rotating shaft is in lap joint with a second rotating shaft, and the bottom of the other side of the surface of the door lock hook is movably connected with a lower lock hook. When the elevator door lock is used, the door lock hook achieves flexible opening and closing actions through the rotating shaft, stable locking of an elevator door is guaranteed, the built-in sliding groove plate and the lock catch clamping frame are used in cooperation, a safe and reliable lock catch mechanism is provided, and the elevator door is effectively prevented from being opened accidentally; the locking force can be finely adjusted according to actual requirements, safety is guaranteed, the use convenience, the design of a switch contact and a penetrating movable cavity are considered, an interface is provided for automatic control of the elevator door, and the intelligent level of a system is improved.

Description

Technical Field

[0001] The utility model relates to the field of elevator door lock structures, and more specifically, to an elevator door lock structure. Background Art

[0002] The elevator door lock is a locking device for the car door and floor door (generally refers to the floor door). Under normal circumstances, the door cannot be opened without the unlocking device to protect people from being sheared or falling. It is an important safety device for elevators;

[0003] After searching, the existing patent (application number: 201921104358.3) discloses an elevator door lock structure, including a base, a door hook, a strike wheel, a spring, a lock body, a safety switch, a touch plate, a strike bow device and a limit structure. The elevator is a vertical sliding door structure. The lock body of the door lock structure is hinged to the base and can rotate around a fulcrum. The rotation of the lock body enables the door lock to be opened and locked. Therefore, the utility model has the following beneficial effects: (1) The locking status of the door lock can be detected; (2) The structure is simple, safe and reliable; (3) The installation efficiency of the elevator and the convenience of daily maintenance of the elevator are improved. In the process of realizing the utility model, the inventor found that the prior art has the following problems:

[0004] This type of elevator door lock has poor structural functionality and does not mention waterproof function, which may affect the stability and reliability of the elevator door lock in a humid environment. In addition, if it is not equipped with a fine-tuning mechanism, it may limit the adjustment of the adaptability to different elevator doors, thereby affecting the versatility and flexibility of the door lock;

[0005] Therefore, a kind of elevator door lock structure is proposed in view of the above problems. Utility Model Content

[0006] In order to overcome the above defects of the prior art, the utility model provides an elevator door lock structure to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an elevator door lock structure, comprising an electromagnetic lock mounting plate, a door lock hook being overlapped and connected to one side of the electromagnetic lock mounting plate just in front of the plate; a first rotating shaft being movably connected to the bottom of one side of the surface of the door lock hook, a second rotating shaft being overlapped and connected to the top of the first rotating shaft, a lower lock hook being movably connected to the bottom of the other side of the surface of the door lock hook, a lock body being fixedly connected to the other side of the top of the lower lock hook, a built-in slide plate being fixedly connected to the bottom of one side of the interior of the lock body, a lock buckle clamping frame being movably connected to one side of the top of the built-in slide plate, a connecting plate being fixedly connected to the middle part of the top of the door lock hook, a through bolt being embedded and connected to the top of one side of the connecting plate, an adjusting rod being fixedly connected to the top of the through bolt, a switch electric shock being embedded and connected to the other side of the connecting plate, and a through movable cavity being penetrated and connected to the top of the other side of the door lock hook.

[0008] Preferably, protective rods are overlapped and connected on both sides of the bottom surface of the through bolt.

[0009] Preferably, a waterproof layer is tightly attached to the surface of the lock body.

[0010] Preferably, the lock body and the electromagnetic lock mounting plate are distributed in a left-right structure, and one side of the electromagnetic lock mounting plate is movably connected with the first rotating shaft and the second rotating shaft.

[0011] Preferably, the other end of the door lock hook is in an arc shape, and the bottom portion is movably embedded in the outer wall of the hollow portion of the lower lock hook.

[0012] Preferably, a middle portion of one end of the surface of the lock clamping frame is hollowed out, and the hollowed out portion is movably connected to the outer wall of the other end of the door lock hook.

[0013] Preferably, the number of the protective rods is two, and they are distributed in the lower half of the surface of the through bolt.

[0014] Preferably, the waterproof layer is tightly attached to the outer wall of the surface of the lock body to form a coating protection structure.

[0015] Technical effects and advantages of the utility model:

[0016] Compared with the prior art, when this type of elevator door lock structure is in use, its core components include key components such as the electromagnetic lock mounting plate, the door lock hook, the rotating shaft, and the lock body. The door lock hook realizes flexible opening and closing movements through the rotating shaft to ensure the stable locking of the elevator door. The built-in slide plate and the lock clamping frame provide a safe and reliable lock mechanism to effectively prevent the elevator door from opening accidentally. The setting of the adjustment rod and the through bolt allows the locking force to be fine-tuned according to actual needs, which not only ensures safety but also takes into account the convenience of use. The design of the switch electric shock and the through active cavity provides an interface for the automatic control of the elevator door, which improves the intelligence level of the system. Overall, the elevator door lock structure is not only compact in structure and complete in function, but also easy to operate, safe and reliable. It is an indispensable and important device for the safe operation of the elevator. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the enlarged structure of point A of the utility model as a whole.

[0019] Figure 3 It is a schematic diagram of the structure of the enlarged B portion of the utility model as a whole.

[0020] Figure 4 It is a schematic diagram of the internal structure of the overall lock body of the utility model.

[0021] The accompanying drawings are marked as follows: 1. electromagnetic lock mounting plate; 2. door lock hook; 3. first rotating shaft; 4. second rotating shaft; 5. connecting plate; 6. adjusting rod; 7. through bolt; 8. protective rod; 9. lock body; 10. lower lock hook; 11. switch contact; 12. through active cavity; 13. waterproof layer; 14. built-in slide plate; 15. lock clamping frame. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] As attached Figure 1-4 The elevator door lock structure shown in the figure comprises an electromagnetic lock mounting plate 1, a door lock hook 2 is overlapped and connected to one side of the front of the electromagnetic lock mounting plate 1; a first rotating shaft 3 is movably connected to the bottom of one side of the surface of the door lock hook 2, and a second rotating shaft 4 is overlapped and connected to the top of the first rotating shaft 3; a lower lock hook 10 is movably connected to the bottom of the other side of the surface of the door lock hook 2, and a lock body 9 is fixedly connected to the other side of the top of the lower lock hook 10; a built-in slide plate 14 is fixedly connected to the bottom of one side of the interior of the lock body 9, and a lock clamping frame 15 is movably connected to the top side of the built-in slide plate 14; a connecting plate 5 is fixedly connected to the middle part of the top of the door lock hook 2, a through bolt 7 is embedded and connected to the top of one side of the connecting plate 5, an adjusting rod 6 is fixedly connected to the top of the through bolt 7, a switch electric shock 11 is embedded and connected to the other side of the connecting plate 5, a through active cavity 12 is penetrated and connected to the top of the other side of the door lock hook 2, and protective rods 8 are overlapped and connected to the bottom of the bottom surface of the through bolt 7.

[0025] Among them: its core components include electromagnetic lock mounting plate 1, door lock hook 2, rotating shaft, lock body 9 and other key components. The door lock hook 2 realizes flexible opening and closing action through the rotating shaft to ensure the stable locking of the elevator door. The built-in slide plate 14 and the lock clamping frame 15 are used in combination to provide a safe and reliable lock mechanism, which effectively prevents the elevator door from opening accidentally. The setting of the adjustment rod 6 and the through bolt 7 allows the locking force to be fine-tuned according to actual needs, which not only ensures safety but also takes into account the convenience of use. The design of the switch electric shock 11 and the through active cavity 12 provides an interface for the automatic control of the elevator door, which improves the intelligence level of the system. On the whole, the elevator door lock structure is not only compact in structure and complete in function, but also easy to operate, safe and reliable. It is an indispensable and important device for the safe operation of the elevator.

[0026] Embodiment 2

[0027] Based on the first embodiment, the solution in the first embodiment is further detailed in combination with the following specific working method, as described below:

[0028] like Figure 1 As shown, as a preferred embodiment; the surface of the lock body 9 is tightly fitted with a waterproof layer 13, and further, the waterproof layer 13 provides waterproof protection to ensure that the lock body 9 can still operate normally in a humid or flooded environment, thereby enhancing the durability and reliability of the elevator door lock.

[0029] The working process of the utility model is as follows:

[0030] When this elevator door lock structure is in use, its core components include electromagnetic lock mounting plate 1, door lock hook 2, rotating shaft, lock body 9 and other key components. The door lock hook 2 realizes flexible opening and closing action through the rotating shaft to ensure the stable locking of the elevator door. The built-in slide plate 14 and the lock clamping frame 15 are used in combination to provide a safe and reliable lock mechanism to effectively prevent the elevator door from opening accidentally. The setting of the adjustment rod 6 and the through bolt 7 allows the locking force to be fine-tuned according to actual needs, which not only ensures safety but also takes into account the convenience of use. The design of the switch electric shock 11 and the through active cavity 12 provides an interface for the automatic control of the elevator door and improves the intelligence level of the system. Overall, the elevator door lock structure is not only compact in structure and complete in function, but also easy to operate, safe and reliable. It is an indispensable and important device in the safe operation of the elevator. This is the working process and working principle of the device.

[0031] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0032] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0033] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An elevator door lock structure, comprising an electromagnetic lock mounting plate (1), characterized in that: A door lock hook (2) is overlapped and connected to one side of the electromagnetic lock installation plate (1) directly in front of the electromagnetic lock installation plate (1); The bottom of one side of the surface of the door lock hook (2) is movably connected to a first rotating shaft (3), the top of the first rotating shaft (3) is overlapped and connected to a second rotating shaft (4), the bottom of the other side of the surface of the door lock hook (2) is movably connected to a lower lock hook (10), the other side of the top of the lower lock hook (10) is fixedly connected to a lock body (9), the bottom of one side of the interior of the lock body (9) is fixedly connected to a built-in slide plate (14), the top of the built-in slide plate (14) is movably connected to a lock clamping frame (15), the middle part of the top of the door lock hook (2) is fixedly connected to a connecting plate (5), the top of one side of the connecting plate (5) is embedded with a through bolt (7), the top of the through bolt (7) is fixedly connected to an adjusting rod (6), the other side of the connecting plate (5) is embedded with a switch electric shock (11), and the top of the other side of the door lock hook (2) is penetrated by a through movable cavity (12).

2. An elevator door lock structure according to claim 1, characterized in that: Protection rods (8) are overlapped and connected on both sides of the bottom surface of the through bolt (7).

3. An elevator door lock structure according to claim 1, characterized in that: The surface of the lock body (9) is tightly fitted with a waterproof layer (13).

4. An elevator door lock structure according to claim 1, characterized in that: The lock body (9) and the electromagnetic lock mounting plate (1) are arranged in a left-right structure, and one side of the electromagnetic lock mounting plate (1) is movably connected via a first rotating shaft (3) and a second rotating shaft (4).

5. An elevator door lock structure according to claim 1, characterized in that: The other end of the door lock hook (2) is in an arc shape, and the bottom portion is movably embedded in the outer wall of the hollow portion of the lower lock hook (10).

6. An elevator door lock structure according to claim 1, characterized in that: The middle part of one end of the surface of the lock clamping frame (15) is hollowed out, and the hollowed-out part is movably connected to the outer wall of the other end of the door lock hook (2).

7. An elevator door lock structure according to claim 2, characterized in that: The number of the protective rods (8) is two and they are distributed in the lower half of the surface of the through bolt (7).

8. An elevator door lock structure according to claim 3, characterized in that: The waterproof layer (13) is tightly attached to the outer wall of the surface of the lock body (9) to form a coating protection structure.

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