Elevator car door with anti-falling device
By designing anti-falling devices on the elevator door, using mounting seats, slots, limiting rods and bolts, the problem of traditional elevator doors being easily squeezed and fallen is solved, and the stable connection and use safety of elevator doors are achieved.
Patent Information
- Application Number
- CN202421400356.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-19
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-06-19
AI Technical Summary
Traditional elevator doors are not equipped with anti-falling devices when used, which are easy to fall off when squeezed, affecting safety.
An elevator door with anti-falling device was designed, including an anti-falling device on the top of the car. Using components such as mounting seats, slots, limiting rods and bolts, the connection between the elevator door and the mounting seat is increased by combining the guide limiting slots and guide limiting rails, and the connection between the elevator door and the mounting seat is increased to prevent the elevator door from falling off.
Through the installation of the anti-falling device, the elevator door is effectively prevented from falling off during squeezing, improving the stability of the elevator door and ensuring safe use.
Smart Images
Figure CN222612671U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of elevator car door protection, in particular to an elevator car door with an anti-falling device. Background Art
[0002] An elevator is a permanent transportation device that serves several specific floors in a building, with its car running on at least two rows of rigid rails that are perpendicular to the horizontal plane or have an inclination angle of less than 15° to the plumb line. There are also stepped types, with treads mounted on tracks and running continuously, commonly known as escalators or moving walkways, which are fixed lifting equipment that serve specified floors. A vertical elevator has a car that runs between at least two rows of rigid guide rails that are perpendicular or have an inclination angle of less than 15°. When the elevator is running, there are many passengers or the cargo is unstable, which may cause the cargo or people to squeeze the car door, causing the car door to fall off and cause danger.
[0003] In view of the above-mentioned and existing related technologies, the inventors believe that the following defects often exist: the traditional elevator car door is not equipped with an anti-falling device during actual use, which may cause it to be squeezed and fall during actual use, affecting safety; therefore, in order to solve the above problem, an elevator car door with an anti-falling device is proposed. Utility Model Content
[0004] The utility model aims to provide an elevator car door with an anti-falling device, which has the advantage of preventing the car door from being squeezed and falling off during actual use, and solves the problem that the traditional elevator car door is not provided with an anti-falling device during actual use, which leads to being squeezed and falling off during actual use and affects safety.
[0005] To achieve the above object, the utility model provides the following technical solution: an elevator car door with an anti-falling device, comprising a car, two elevator doors are arranged on the front side of the car, two anti-falling devices are arranged on the top of the car, two second guide limit rails are fixedly installed on the front side below the car, and a first limit plate is arranged on one side of the top of the second guide limit rail;
[0006] The anti-falling device includes two mounting seats arranged on the top of the car, a first slot opened on the top of the elevator door and a limiting rod arranged inside the first slot, the top of the limiting rod is fixedly connected to the bottom of the mounting seat, four first bolts are inserted inside the mounting seat, and the bottom of the first bolt passes through the interior of the car and is connected to the car through a threaded rotation.
[0007] Preferably, a first guide limiting groove is provided at the top of the elevator door, a first guide limiting rail is slidably connected inside the first guide limiting groove, and the top of the first guide limiting rail is fixedly connected to the bottom of the mounting seat.
[0008] The effects achieved by the above components are: the connection stability between the elevator door and the mounting seat is increased through the cooperation between the first guide limit groove and the first guide limit rail, thereby preventing the top of the elevator door from detaching and falling off.
[0009] Preferably, a second guide limit groove is provided at the bottom of the elevator door, the second guide limit rail is inserted into the second guide limit groove, a second bolt is inserted into the interior of the first limit plate, and the bottom of the second bolt passes through the interior of the second guide limit rail and is rotatably connected to the second guide limit rail through a thread.
[0010] The effects achieved by the above components are: the second guide limit rail is accommodated by the setting of the second guide limit groove, thereby increasing the stability of the bottom of the elevator door; the first limit plate is connected to the second guide limit rail by the setting of the second bolt, thereby avoiding excessive horizontal movement of the elevator door, which may cause the elevator door to fall off and cause danger.
[0011] Preferably, guide grooves are provided on the front side below the car and on the front and rear sides of the second guide limit rail, and two guide wheels are fixedly mounted on the bottom of the elevator door, and the bottoms of the guide wheels are rollingly connected to the inside of the guide grooves.
[0012] The effects achieved by the above components are: the guide wheel can be accommodated and guided by the setting of the guide groove, and the setting of the guide wheel facilitates the movement of the elevator door and the opening of the elevator door.
[0013] Preferably, second slots are provided on both sides of the car, and second limit plates are inserted inside the second slots.
[0014] The effect achieved by the above components is: the top of the elevator door is protected through the cooperation between the second slot and the second limit plate.
[0015] Preferably, a third bolt is inserted into one side of the car, and one side of the third bolt passes through the inside of the second slot and contacts one side of the second limiting plate.
[0016] The effect achieved by the above components is: the second limit plate is squeezed by the arrangement of the third bolt, thereby increasing the stability of the second limit plate.
[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0018] The utility model limits the top of the elevator door by setting the anti-falling device, and prevents the top of the elevator door from tilting and falling off from the car when squeezed. The bottom of the elevator door is limited by the setting of the second guide limiting rail, which increases the stability of the bottom of the elevator door when sliding. The first limiting plate is used to prevent the elevator door from falling off from the car when sliding on both sides, and solves the problem that the traditional elevator car door is not provided with an anti-falling device during actual use, which leads to being squeezed and falling during actual use, affecting safety. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 It is a three-dimensional diagram of the structure of the utility model;
[0020] Figure 2 This is a schematic diagram of the structure of the elevator door of the utility model;
[0021] Figure 3 This is a schematic diagram of the structure of the anti-falling device of the utility model;
[0022] Figure 4 For this utility model Figure 1 A partial enlarged view of the middle A;
[0023] Figure 5 For this utility model Figure 1 A partial enlarged view of point B in the middle.
[0024] In the figure: 1, car; 2, elevator door; 3, anti-falling device; 301, first slot; 302, first guide limit slot; 303, mounting seat; 304, first bolt; 305, first guide limit rail; 306, limit rod; 4, second bolt; 5, first limit plate; 6, second guide limit slot; 7, second guide limit rail; 8, guide wheel; 9, guide slot; 10, second slot; 11, second limit plate; 12, third bolt. DETAILED DESCRIPTION
[0025] 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.
[0026] See also Figure 1-5 An elevator door with an anti-drop device comprises a car 1, two elevator doors 2 are arranged on the front side of the car 1, two anti-drop devices 3 are arranged on the top of the car 1, two second guide limit rails 7 are fixedly installed on the front side below the car 1, and a first limit plate 5 is arranged on one side of the top of the second guide limit rail 7;
[0027] The anti-falling device 3 includes two mounting seats 303 arranged on the top of the car 1, a first slot 301 opened on the top of the elevator door 2 and a limiting rod 306 arranged inside the first slot 301, the top of the limiting rod 306 is fixedly connected to the bottom of the mounting seat 303, four first bolts 304 are inserted inside the mounting seat 303, and the bottom of the first bolt 304 passes through the interior of the car 1 and is connected to the car 1 through a threaded rotation.
[0028] Specifically, a first guide limiting groove 302 is provided at the top of the elevator door 2 , a first guide limiting rail 305 is slidably connected inside the first guide limiting groove 302 , and a top of the first guide limiting rail 305 is fixedly connected to the bottom of the mounting seat 303 .
[0029] The cooperation between the first guide limiting groove 302 and the first guide limiting rail 305 increases the stability of the connection between the elevator door 2 and the mounting seat 303, thereby preventing the top of the elevator door 2 from detaching and falling off.
[0030] Specifically, a second guide limit groove 6 is provided at the bottom of the elevator door 2, a second guide limit rail 7 is inserted into the second guide limit groove 6, a second bolt 4 is inserted into the first limit plate 5, and the bottom of the second bolt 4 passes through the second guide limit rail 7 and is connected to the second guide limit rail 7 by threaded rotation.
[0031] The second guide limit groove 6 is provided to accommodate the second guide limit rail 7, thereby increasing the stability of the bottom of the elevator door 2. The second bolt 4 is provided to connect the first limit plate 5 relative to the second guide limit rail 7, thereby preventing the elevator door 2 from moving excessively in the horizontal direction, thereby preventing the elevator door 2 from falling off and causing danger.
[0032] Specifically, guide grooves 9 are provided on the front side below the car 1 and on the front and rear sides of the second guide limit rail 7 , and two guide wheels 8 are fixedly installed on the bottom of the elevator door 2 , and the bottoms of the guide wheels 8 are rollingly connected to the inside of the guide grooves 9 .
[0033] The guide groove 9 is provided to accommodate and guide the guide wheel 8 , and the guide wheel 8 is provided to facilitate the movement of the elevator door 2 and the opening of the elevator door 2 .
[0034] Specifically, the second slots 10 are provided on both sides of the car 1 , and the second limit plates 11 are inserted into the second slots 10 .
[0035] The top of the elevator door 2 is protected by the cooperation between the second clamping groove 10 and the second limiting plate 11 .
[0036] Specifically, a third bolt 12 is inserted into one side of the car 1 , and one side of the third bolt 12 penetrates into the second slot 10 and contacts one side of the second limiting plate 11 .
[0037] The second limiting plate 11 is squeezed by the third bolt 12 , thereby increasing the stability of the second limiting plate 11 .
[0038] When in use, place the mounting seat 303 on the top of the car 1 and connect and fix the mounting seat 303 to the car 1 through the first bolt 304. After fixing, move the elevator door 2 from both sides of the car 1 to the center, and at the same time make the guide wheel 8 at the bottom of the elevator door 2 slide inside the guide groove 9, and at the same time make the second guide limit rail 7 inserted into the second guide limit groove 6. The first card slot 301 and the first guide limit groove 302 at the top of the elevator door 2 are sleeved on the outside of the limit rod 306 and the first guide limit rail 305. After the connection is completed, place the first limit plate 5 on the top of the second guide limit rail 7 and connect the first limit plate 5 to the second guide limit rail 7 through the second bolt 4. At the same time, insert the second limit plate 11 into the second card slot 10 and squeeze it through the third bolt 12.
[0039] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. An elevator car door with an anti-falling device, comprising a car (1), characterized in that: Two elevator doors (2) are arranged on the front side of the car (1), two anti-falling devices (3) are arranged on the top of the car (1), two second guide limit rails (7) are fixedly installed on the front side below the car (1), and a first limit plate (5) is arranged on one side of the top of the second guide limit rail (7); The anti-falling device (3) comprises two mounting seats (303) arranged at the top of the car (1), a first clamping groove (301) opened at the top of the elevator door (2), and a limiting rod (306) arranged inside the first clamping groove (301), the top of the limiting rod (306) is fixedly connected to the bottom of the mounting seat (303), four first bolts (304) are inserted into the interior of the mounting seat (303), and the bottom of the first bolt (304) penetrates into the interior of the car (1) and is rotatably connected to the car (1) through a thread.
2. The elevator car door with an anti-falling device according to claim 1, characterized in that: A first guide limit groove (302) is provided at the top of the elevator door (2), a first guide limit rail (305) is slidably connected inside the first guide limit groove (302), and the top of the first guide limit rail (305) is fixedly connected to the bottom of the mounting seat (303).
3. The elevator car door with an anti-falling device according to claim 1, characterized in that: A second guide limit groove (6) is provided at the bottom of the elevator door (2), the second guide limit rail (7) is inserted into the second guide limit groove (6), a second bolt (4) is inserted into the first limit plate (5), the bottom of the second bolt (4) passes through the second guide limit rail (7) and is rotatably connected to the second guide limit rail (7) through a thread.
4. The elevator car door with an anti-falling device according to claim 1, characterized in that: Guide grooves (9) are provided at the front side below the car (1) and at the front and rear sides of the second guide limit rail (7); two guide wheels (8) are fixedly mounted at the bottom of the elevator door (2); the bottoms of the guide wheels (8) are rollingly connected to the inside of the guide grooves (9).
5. The elevator car door with an anti-falling device according to claim 1, characterized in that: Second clamping grooves (10) are provided on both sides of the elevator car (1), and second limit plates (11) are inserted into the interior of the second clamping grooves (10).
6. The elevator car door with an anti-falling device according to claim 5, characterized in that: A third bolt (12) is inserted into one side of the car (1), and one side of the third bolt (12) penetrates into the interior of the second clamping groove (10) and contacts one side of the second limiting plate (11).