Elevator landing door structure for teaching

Abstract

The utility model relates to the technical field of teaching elevators, in particular to an elevator landing door structure for teaching, which comprises a mounting frame, a guide rail is fixedly connected onto the mounting frame, a first moving block and a second moving block are slidably connected onto the guide rail, and landing doors are fixedly connected to the bottoms of the first moving block and the second moving block. The top of the second moving block is fixedly connected with a push plate used for pushing a landing door to be opened, the first moving block and the second moving block are connected through a transmission assembly, landing door lock hook structures are arranged on the first moving block and the second moving block, and a manual unlocking assembly and an automatic unlocking assembly are arranged on each landing door lock hook structure. According to the utility model, through the landing door lock hook structure, the opening and closing of the landing door can be manually or automatically displayed during the simulated operation of the teaching elevator, and the display effect of the teaching elevator landing door structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching elevators, in particular to an elevator floor door structure used for teaching. Background Art

[0002] With the rapid development of the elevator industry, talents in the elevator industry are becoming increasingly scarce. How to cultivate talents in the elevator field has attracted more and more attention. At present, people generally teach through teaching courseware and pictures of elevator structures. Students are not able to learn the assembly of real objects, and the learning progress is relatively slow and the effect is not ideal.

[0003] Chinese patent CN114187818A discloses a teaching elevator floor door structure, including a base, a mounting frame arranged on the base and two floor doors slidably connected to the mounting frame, the mounting frame is also provided with a position calibration device for calibrating the installation position of the floor door, the position calibration device includes a plurality of plumb bob devices and a plurality of sample line plates for placing the plumb bob devices, the present invention designs a teaching floor door structure according to the elevator floor door structure, and teaching through the floor door structure can allow trainees to understand the composition of the elevator floor door more intuitively, and can also allow trainees to assemble the floor door structure to increase the trainees' proficiency in assembling the floor doors, thereby reducing the occurrence of some accidents caused by lack of proficiency when installing the elevator, but the floor door structure is relatively complex and difficult to install, and the opening and closing of the floor doors in the teaching elevator floor door structure are all automatically inductively controlled, and the opening and closing of the floor doors cannot be manually displayed, so the teaching effect is not ideal. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] The purpose of the utility model is to provide an elevator floor door structure for teaching, so as to solve the problems raised in the above background technology.

[0006] (II) Technical solution

[0007] The utility model adopts the following technical solutions to solve the above technical problems: an elevator floor door structure for teaching, comprising a mounting frame, a guide rail is fixedly connected to the mounting frame, a first moving block and a second moving block are slidably connected to the guide rail, the first moving block and the second moving block are both fixedly connected to the floor door at the bottom, a push plate for pushing the floor door to open is fixedly connected to the top of the second moving block, the first moving block and the second moving block are connected by a transmission assembly, and a floor door lock hook structure is provided on the first moving block and the second moving block;

[0008] The floor door lock hook assembly includes an L-shaped lock hook and a lock rod, the L-shaped lock hook is rotatably connected to the second moving block, the lock rod is fixedly connected to the first moving block, a manual unlocking assembly is provided next to the tail of the L-shaped lock hook, and an automatic unlocking assembly is provided on the middle side wall of the L-shaped lock hook.

[0009] Preferably, the transmission assembly comprises a pulley, a cable is sleeved on the pulley, one end of the cable is fixedly connected to the first moving block, and the other end of the cable is fixedly connected to the second moving block.

[0010] Preferably, the manual unlocking assembly includes a cam, a rotating shaft is fixed to one side of the cam, the rotating shaft extends to the outside of the floor door and is rotatably connected to the floor door, and a rotating handle is fixedly connected to one end of the rotating shaft extending outside the floor door.

[0011] Preferably, the automatic unlocking assembly includes a connecting rod, which is inserted in the push plate, one end of the connecting rod is fixedly connected to the side wall of the L-shaped lock hook, and the other end is fixed with a limiting block, and the outer sleeve of the connecting rod is provided with a spring, which is located between the side wall of the L-shaped lock hook and the push plate.

[0012] Preferably, an electromagnetic switch for controlling the opening of the layer door lock hook structure is arranged directly above the connecting rod, and the electromagnetic switch is fixedly connected to the mounting frame.

[0013] Preferably, a locking groove is provided at the locking head of the L-shaped locking hook, and the locking groove of the L-shaped locking hook is engaged with the locking rod.

[0014] Preferably, a return spring is provided on the mounting frame, one end of the return spring is fixedly connected to the push plate, and the other end of the return spring is fixedly connected to the side wall of the mounting frame.

[0015] Preferably, a floor door slide rail is provided below the floor door, and the floor door is movably engaged in a slide groove of the floor door slide rail.

[0016] (III) Beneficial effects

[0017] In summary, the utility model has the following beneficial effects:

[0018] 1. This is based on an elevator floor door structure used for teaching. Through the cooperation of an L-shaped lock hook, a lock rod, a connecting rod, a spring and an electromagnetic switch, the electromagnetic switch is started, and the magnetic connecting rod moves upward, so that the L-shaped lock hook is lifted upward and disengaged from the lock rod, thereby realizing automatic unlocking of the floor door lock rod structure, and then under the drive of the car door, the push plate on the second moving block is pushed to move, and the double-layer door is driven to open automatically under the action of the transmission assembly, thereby improving the practicality of the device.

[0019] 2. The elevator floor door structure is based on an L-shaped lock hook, a lock rod, a cam and a rotating shaft. The cam is rotated by rotating the handle so that the cam protrusion pushes the L-shaped lock hook, so that the lock groove of the L-shaped lock hook is disengaged from the lock rod, and then the handle is moved outward to drive the floor door to move outward. Under the action of the transmission component, the manual opening of the double-layer door is realized, which is convenient for teaching demonstration, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 It is a front view of the utility model.

[0023] In the figure: 1-mounting frame, 2-guide rail, 3-first moving block, 4-second moving block, 5-floor door, 6-push plate, 7-floor door lock hook structure, 8-L-shaped lock hook, 9-lock rod, 10-pulley, 11-cable, 12-cam, 13-rotating shaft, 14-connecting rod, 15-limiting block, 16-spring, 17-electromagnetic switch, 18-reset spring, 19-floor door slide rail. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0025] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0026] Please see attached Figure 1 To Attachment Figure 2The utility model is an elevator floor door structure for teaching, comprising a mounting frame 1, a guide rail 2 is fixedly connected to the mounting frame 1, a first moving block 3 and a second moving block 4 are slidably connected to the guide rail 2, a floor door 5 is fixedly connected to the bottom of the first moving block 3 and the second moving block 4, a push plate 6 for pushing the floor door 5 to open is fixedly connected to the top of the second moving block 4, the first moving block 3 is connected to the second moving block 4 through a transmission assembly, and a floor door lock hook structure 7 is provided on the first moving block 3 and the second moving block 4;

[0027] The floor door lock hook structure 7 includes an L-shaped lock hook 8 and a lock rod 9. The L-shaped lock hook 8 is rotatably connected to the second moving block 4, and the lock rod 9 is fixedly connected to the first moving block 3. A manual unlocking component is provided next to the tail of the L-shaped lock hook 8, and an automatic unlocking component is provided on the middle side wall of the L-shaped lock hook 8.

[0028] Further, the transmission assembly includes a pulley 10, on which a cable 11 is sleeved, one end of the cable 11 is fixedly connected to the first moving block 3, and the other end of the cable 11 is fixedly connected to the second moving block 4;

[0029] It should be noted that, driven by the car door driving device, the push plate 6 on the second moving block 4 is pushed to move outward along with the car door, and then, under the action of the cable 11 and the pulley 10, the first moving plate 3 is driven to move outward, thereby realizing the opening of the double-layer door.

[0030] Further, the manual unlocking assembly includes a cam 12, a rotating shaft 13 is fixed to one side of the cam 12, the rotating shaft 13 extends to the outside of the landing door 5 and is rotatably connected to the landing door 5, and a rotating handle is fixedly connected to one end of the rotating shaft 13 extending to the outside of the landing door 5;

[0031] It should be noted that, by turning the handle to rotate the cam 12, the raised part of the cam 12 pushes the L-shaped lock hook 8, so that the lock groove of the L-shaped lock hook 8 is disengaged from the lock rod 9, thereby realizing the manual unlocking of the floor door lock rod structure function; then the handle is moved outward to drive the floor door 5 to move outward, and under the action of the transmission assembly, the manual opening of the double-layer door 5 is realized.

[0032] Furthermore, the automatic unlocking assembly includes a connecting rod 14, which is inserted into the push plate 6, one end of the connecting rod 14 is fixedly connected to the side wall of the L-shaped lock hook 8, and the other end is fixed with a limit block 15, and a spring 16 is provided on the outer sleeve of the connecting rod 14, and the spring 16 is located between the side wall of the L-shaped lock hook 8 and the push plate 6, and an electromagnetic switch 17 for controlling the opening of the layer door lock hook structure 7 is arranged directly above the connecting rod 14, and the electromagnetic switch 17 is fixedly connected to the mounting frame 1;

[0033] It should be noted that, when the electromagnetic switch 1 is started, the connecting rod 14 is magnetically attracted and moved upward, so that the L-shaped lock hook 8 is lifted upward and disengaged from the lock with the lock rod 9, thereby realizing the automatic unlocking of the floor door lock rod structure function; then, driven by the car door drive device, the double-layer door 5 and the car door are opened simultaneously.

[0034] Further, a return spring 18 is provided on the mounting frame 1, one end of the return spring 18 is fixedly connected to the push plate 6, and the other end is fixedly connected to the side wall of the mounting frame 1. When the car door is closed, the landing door 5 is automatically closed at the same time as the car door under the elastic force of the return spring 18.

[0035] Furthermore, a floor door slide rail 19 is provided below the floor door 5 , and the floor door 5 is movably engaged in a slide groove of the floor door slide rail 19 .

[0036] Working principle: during operation, when it is necessary to automatically display the opening of the floor door 5, the electromagnetic switch 1 is started, the connecting rod 14 is magnetically attracted to move it upward, so that the L-shaped lock hook 8 is lifted upward and disengaged from the lock with the lock rod 9, thereby realizing the automatic unlocking of the floor door lock rod structure function, and then, driven by the car door driving device, the push plate 6 on the second moving block 4 is pushed to move outward along with the car door, and then, under the action of the cable 11 and the pulley 10, the first moving plate 3 is driven to move outward, thereby realizing the simultaneous opening of the double-layer door 5 and the car door; when it is necessary to manually display the opening of the door 5, the cam 12 is rotated by turning the handle, so that the raised part of the cam 12 pushes the L-shaped lock hook 8, so that the lock groove of the L-shaped lock hook 8 is disengaged from the lock rod 9, realizing the manual unlocking of the floor door lock rod structure function, and then the rotating handle is moved outward to drive the floor door 5 to move outward, and under the action of the transmission component, the manual opening of the double-layer door 5 is realized, and finally the floor door 5 is closed under the elastic force of the return spring 18.

[0037] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation modes. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described herein.

Claims

1. An elevator door structure for teaching, comprising a mounting frame (1), characterized in that : The mounting frame (1) is fixedly connected with a guide rail (2), the guide rail (2) is slidably connected with a first moving block (3) and a second moving block (4), the bottoms of the first moving block (3) and the second moving block (4) are fixedly connected with a floor door (5), the top of the second moving block (4) is fixedly connected with a push plate (6) for pushing the floor door (5) to open, the first moving block (3) and the second moving block (4) are connected via a transmission assembly, and the first moving block (3) and the second moving block (4) are provided with a floor door lock hook structure (7); The landing door lock hook structure (7) comprises an L-shaped lock hook (8) and a lock rod (9); the L-shaped lock hook (8) is rotatably connected to the second moving block (4); the lock rod (9) is fixedly connected to the first moving block (3); a manual unlocking component is provided beside the tail of the L-shaped lock hook (8); and an automatic unlocking component is provided on the middle side wall of the L-shaped lock hook (8).

2. An elevator door structure for teaching as claimed in claim 1, characterized in that: The transmission assembly comprises a pulley (10), a cable (11) is sleeved on the pulley (10), one end of the cable (11) is fixedly connected to the first moving block (3), and the other end of the cable (11) is fixedly connected to the second moving block (4).

3. The elevator door structure for teaching as claimed in claim 1, characterized in that: The manual unlocking assembly comprises a cam (12), a rotating shaft (13) is fixed to one side of the cam (12), the rotating shaft (13) extends outside the landing door (5) and is rotationally connected to the landing door (5), and a rotating handle is fixedly connected to one end of the rotating shaft (13) extending outside the landing door (5).

4. The elevator door structure for teaching as claimed in claim 1, characterized in that: The automatic unlocking assembly comprises a connecting rod (14), the connecting rod (14) is inserted into the push plate (6), one end of the connecting rod (14) is fixedly connected to the side wall of the L-shaped lock hook (8), and the other end is fixed to a limiting block (15), and a spring (16) is provided on the outer sleeve of the connecting rod (14), and the spring (16) is located between the side wall of the L-shaped lock hook (8) and the push plate (6).

5. An elevator door structure for teaching as claimed in claim 4, characterized in that: An electromagnetic switch (17) for controlling the opening of the floor door lock hook structure (7) is arranged directly above the connecting rod (14), and the electromagnetic switch (17) is fixedly connected to the mounting frame (1).

6. The elevator door structure for teaching as claimed in claim 1, characterized in that: A locking groove is provided at the locking head of the L-shaped locking hook (8), and the locking groove of the L-shaped locking hook (8) is snap-fitted with the locking rod (9).

7. The elevator door structure for teaching as claimed in claim 1, characterized in that: A return spring (18) is provided on the mounting frame (1), one end of the return spring (18) is fixedly connected to the push plate (6), and the other end of the return spring (18) is fixedly connected to the side wall of the mounting frame (1).

8. The elevator door structure for teaching as claimed in claim 1, characterized in that: A floor door slide rail (19) is provided below the floor door (5), and the floor door (5) is movably engaged in a slide groove of the floor door slide rail (19).

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