Elevator car door protection device

Abstract

The utility model discloses an elevator car door protection device, and relates to the technical field of elevator car doors. The door frame protection device comprises a base and a plane fixing plate, the top of the base is fixedly connected to the bottom of the plane fixing plate, a plane turning plate is hinged to the side face of the plane fixing plate, a door frame protection plate is fixedly connected to the side face of the plane fixing plate, and a two-folding type hinge is fixedly connected to the side face of the door frame protection plate. Through the extrusion force of the plane fixing plate and the mutual cooperation of a buffer rod, a buffer spring, a fixing square plate and other components in the buffer protection device, the plane fixing plate is buffered and protected, the impact and loss of equipment in the using process are reduced, the reliability of an elevator is improved, the service life of the elevator is prolonged, and the safety of the elevator is improved. The friction can be reduced, so that the use is more stable, the stable movement is favorably kept, and the abnormal movement condition which possibly causes damage or failure is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of elevator car doors, in particular to an elevator car door protection device. Background Art

[0002] With the vigorous development of the construction industry, in the process of house construction, the formal elevator is put into use after installation and registration, and bucket trucks and flatbed trucks are used to transport materials until the completion acceptance. The protection and safe use of elevator doors and cars are extremely important. In order to avoid bumps and falling debris that cause door deformation and affect closing, which has a negative impact on safety and aesthetics, the present invention specifically describes the elevator door protection measures and button area protection so that they can be better applied in use.

[0003] According to a disclosed elevator car door (publication number: CN 208964349 U), comprising a first car door, a second car door and an electric telescopic rod, a second car door is arranged on one side of the first car door, a rectangular groove is provided in the middle of one side of the first car door, an electric telescopic rod is installed on one inner wall of one side of the rectangular groove, a locking groove is provided in the middle of one side of the second car door, an annular electromagnet is fixedly provided on the inner wall of the locking groove, a battery box is provided on one side of the locking groove, and a battery is arranged inside the battery box. The utility model provides an elevator car door, an electric telescopic rod is provided on one side of the first car door, and when a distance switch detects that the first car door and the second car door are close and closed, the magnetic lock block is controlled to enter the annular electromagnet to realize power-on locking, so as to avoid the car door from opening during operation and enhance the safety during operation. In the above application, the first car door, the second car door and the electric telescopic rod cooperate with each other, so it is difficult to realize the measures for buffering and protecting the elevator, which reduces the service life and reliability of the elevator and needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide an elevator car door protection device, which achieves the effect of buffering and protecting the flat fixed plate through the extrusion force of the flat fixed plate and the components such as the buffer rod, buffer spring and fixed square plate inside the buffer protection device, reduces the impact and loss of the equipment during use, helps to improve the reliability and life of the elevator, can reduce friction, make the use more stable, help maintain smooth movement, reduce abnormal movement that may cause damage or failure, and solve the existing problems.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses an elevator car door protection device, comprising a base and a plane fixing plate, the top of the base is fixedly connected to the bottom of the plane fixing plate, the side of the plane fixing plate is hinged with a plane flap, the side of the plane fixing plate is fixedly connected to a door frame protection plate, the side of the door frame protection plate is fixedly connected to a two-fold hinge, the side of the two-fold hinge is fixedly connected to a vertical baffle, and the side of the plane fixing plate is provided with a buffer protection device; the buffer protection device comprises a buffer plate, the side of the buffer plate is fixedly connected to the side of the plane fixing plate, the side of the buffer plate is fixedly connected to a fixed square plate, the top of the fixed square plate is fixedly connected to a buffer rod, the side of the buffer plate is fixedly connected to a connecting long plate, the bottom of the connecting long plate is fixedly connected to a connecting plate, the side of the connecting plate is fixedly connected to a connecting block, and the side of the connecting block is rotatably connected to a roller.

[0007] Furthermore, an anti-drag pad is fixedly connected to the bottom of the fixed square plate, the circumferential surface of the roller is in contact with the wall, and the roller is fixedly connected to the connecting plate through a connecting block. Such a design can reduce friction, make it smoother to use, help maintain smooth movement, and reduce abnormal movement that may cause damage or malfunction.

[0008] Furthermore, a buffer spring is fixedly sleeved on the circumferential surface of the buffer rod, and one end of the buffer spring away from the buffer rod is fixedly connected to the bottom of the flat fixed plate. This design reduces the impact and loss of the equipment during use, and helps to improve the reliability and life of the elevator.

[0009] Furthermore, a supporting device is provided on the circumferential surface of the buffer rod, and the supporting device includes a stabilizing cross plate, an extrusion plate is fixedly connected to the side of the stabilizing cross plate, a circuit board is fixedly connected to the side of the fixed square plate, a driving switch is provided on the top of the circuit board, a driving plate is provided on the side of the circuit board, an electric telescopic rod is fixedly connected to the top of the driving plate, and the end of the electric telescopic rod away from the driving plate is fixedly connected to the supporting plate. Such a design provides additional stability support for the planar fixed plate, thereby improving the reliability of the entire device.

[0010] Furthermore, the bottom of the planar fixing plate is on the displacement track of the supporting plate, and the control end of the driving switch is on the displacement track of the extrusion plate. Such a design helps the device to move smoothly, thereby further improving the performance of the entire buffer protection device.

[0011] Furthermore, the electric telescopic rod is electrically connected to the circuit board through a drive plate. Two drive plates are provided and are symmetrical to each other along the vertical center axis of the circuit board. Such a design helps to balance the movement of the elevator car door and ensure that the door remains level and stable during use.

[0012] Furthermore, an elevator button operation panel protection plate is fixedly connected to the side of the facade baffle, a slot is provided on the side of the elevator button operation panel protection plate, a button is provided on the inner wall of the slot, a hemp rope is provided on the top of the plane flap, and a lock is provided on the side of the elevator button operation panel protection plate. Such a design helps to maintain the normal operation of the elevator and increases the overall reliability.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model achieves the effect of buffering and protecting the flat fixed plate through the cooperation of the extrusion force of the flat fixed plate and the components such as the buffer rod, buffer spring and fixed square plate inside the buffer protection device, reduces the impact and loss of the equipment during use, helps to improve the reliability and life of the elevator, reduces friction, makes the use more stable, helps to maintain smooth movement, and reduces abnormal movement that may cause damage or failure.

[0015] 2. The utility model realizes the operation of supporting the plane fixing plate by the cooperation between the extrusion force of the extrusion plate and the components such as the drive plate, circuit board and support plate inside the support device, that is, it provides additional stability support for the plane fixing plate, improves the reliability of the entire device, helps the device to move smoothly, and thus further improves the performance of the entire buffer protection device.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are 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 creative work.

[0018] Figure 1 This is a three-dimensional appearance structure diagram of an elevator car door protection device of the utility model;

[0019] Figure 2 It is a three-dimensional side sectional structural schematic diagram of an elevator car door protection device of the utility model;

[0020] Figure 3 It is a three-dimensional enlarged structural schematic diagram of a circuit board of an elevator car door protection device of the utility model;

[0021] Figure 4This is a three-dimensional enlarged structural diagram of a support plate of an elevator car door protection device of the utility model;

[0022] Figure 5 The utility model is a three-dimensional enlarged structural schematic diagram of a buffer rod of an elevator car door protection device.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] 1. Base; 2. Flat fixed plate; 3. Flat flap; 4. Door frame protection plate; 5. Two-fold hinge; 6. Vertical baffle; 7. Buffer protection device; 71. Buffer plate; 72. Fixed square plate; 73. Buffer rod; 74. Connecting long board; 75. Connecting plate; 76. Connecting block; 77. Roller; 78. Anti-drag pad; 79. Buffer spring; 8. Support device; 81. Stable cross plate; 82. Extrusion plate; 83. Circuit board; 84. Drive switch; 85. Drive board; 86. Electric telescopic rod; 87. Support plate; 9. Elevator button operation panel protection plate; 10. Button; 11. Hemp rope; 12. Lock. 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 of 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 The utility model is a kind of elevator car door protection device, comprising a base 1 and a plane fixing plate 2, the top of the base 1 is fixedly connected to the bottom of the plane fixing plate 2, the side of the plane fixing plate 2 is hinged with a plane flap 3, the side of the plane fixing plate 2 is fixedly connected with a door frame protection plate 4, the side of the door frame protection plate 4 is fixedly connected with a two-fold hinge 5, the side of the two-fold hinge 5 is fixedly connected with a vertical baffle 6, and the side of the plane fixing plate 2 is provided with a buffer protection device 7; the buffer protection device 7 comprises a buffer plate 71, the side of the buffer plate 71 is fixedly connected to the side of the plane fixing plate 2, the side of the buffer plate 71 is fixedly connected to a fixed square plate 72, the top of the fixed square plate 72 is fixedly connected with a buffer rod 73, the side of the buffer plate 71 is fixedly connected with a connecting long plate 74, the bottom of the connecting long plate 74 is fixedly connected with a connecting plate 75, the side of the connecting plate 75 is fixedly connected with a connecting block 76, and the side of the connecting block 76 is rotatably connected with a roller 77.

[0027] An anti-drag pad 78 is fixedly connected to the bottom of the fixed square plate 72, and the circumferential surface of the roller 77 is in contact with the wall. The roller 77 is fixedly connected to the connecting plate 75 through a connecting block 76. This design can reduce friction, make it smoother to use, help maintain smooth movement, and reduce abnormal movement that may cause damage or malfunction.

[0028] A buffer spring 79 is fixedly sleeved on the circumferential surface of the buffer rod 73, and one end of the buffer spring 79 away from the buffer rod 73 is fixedly connected to the bottom of the flat fixed plate 2. This design reduces the impact and loss of the equipment during use, and helps to improve the reliability and life of the elevator.

[0029] A supporting device 8 is provided on the circumferential surface of the buffer rod 73, and the supporting device 8 includes a stabilizing cross plate 81, and an extrusion plate 82 is fixedly connected to the side of the stabilizing cross plate 81, and a circuit board 83 is fixedly connected to the side of the fixed square plate 72, and a driving switch 84 is provided on the top of the circuit board 83, and a driving plate 85 is provided on the side of the circuit board 83, and an electric telescopic rod 86 is fixedly connected to the top of the driving plate 85, and the end of the electric telescopic rod 86 away from the driving plate 85 is fixedly connected to the support plate 87. Such a design provides additional stability support for the planar fixed plate 2, thereby improving the reliability of the entire device.

[0030] The bottom of the planar fixing plate 2 is on the displacement track of the supporting plate 87 , and the control end of the driving switch 84 is on the displacement track of the extrusion plate 82 . This design helps the device to move smoothly, thereby further improving the performance of the entire buffer protection device 7 .

[0031] The electric telescopic rod 86 is electrically connected to the circuit board 83 through the drive plate 85. There are two drive plates 85, which are symmetrical to each other along the vertical center axis of the circuit board 83. This design helps to balance the movement of the elevator car door and ensure that the door remains horizontal and stable during use.

[0032] An elevator button operation panel protection plate 9 is fixedly connected to the side of the facade baffle 6, a slot is provided on the side of the elevator button operation panel protection plate 9, a button 10 is provided on the inner wall of the slot, a hemp rope 11 is provided on the top of the plane flap 3, and a lock 12 is provided on the side of the elevator button operation panel protection plate 9. Such a design helps to maintain the normal operation of the elevator and increases the overall reliability.

[0033] A specific application of this embodiment is: when in use, when the gravity applied to the plane fixing plate 2 is too great, the plane fixing plate 2 moves downward. When the plane fixing plate 2 moves downward, the plane fixing plate 2 squeezes the buffer rod 73 and the buffer spring 79 below. After the buffer rod 73 and the buffer spring 79 are squeezed by the plane fixing plate 2, the buffer rod 73 and the buffer spring 79 begin to shrink. When the buffer rod 73 and the buffer spring 79 shrink, the buffer rod 73 and the buffer spring 79 play a role of buffering and protection, reducing the impact and loss of the equipment during use. When the plane fixing plate 2 moves downward, it drives the side connecting long plate 74 to move downward. When the connecting long plate 74 moves downward, the connecting long plate 74 drives the bottom connecting plate 75 to move downward. When the connecting plate 75 moves downward, the connecting plate 75 drives the side connecting block 76 to move downward. When the connecting block 76 moves downward with the displacement of the connecting plate 75 When the lever 78 is in motion, the connecting block 76 drives the roller 77 on the side to move downward. When the roller 77 moves downward, the roller 77 contacts with the side, reducing friction and making it smoother to use. At the same time, when the buffer rod 73 contracts, the buffer rod 73 drives the stabilizing cross plate 81 to move downward. When the stabilizing cross plate 81 moves downward, the stabilizing cross plate 81 drives the side extrusion plate 82 to move downward as well. When the extrusion plate 82 moves downward with the downward movement of the stabilizing cross plate 81, the extrusion plate 82 squeezes the driving switch 84 below. The driving switch 84 is turned on after being pressed by the extrusion plate 82. After the driving switch 84 turns on the circuit board 83, the circuit board 83 drives one end of the electric telescopic rod 86 to move upward through the driving plate 85. When one end of the electric telescopic rod 86 moves upward, the electric telescopic rod 86 drives the support plate 87 to move upward as well. When the support plate 87 moves upward, the support plate 87 supports the downward-moving plane fixing plate 2.

[0034] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0035] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An elevator car door protection device, comprising a base (1) and a flat fixing plate (2), characterized in that: The top of the base (1) is fixedly connected to the bottom of the plane fixing plate (2); the side of the plane fixing plate (2) is hinged with a plane flap (3); the side of the plane fixing plate (2) is fixedly connected with a door frame protection plate (4); the side of the door frame protection plate (4) is fixedly connected with a two-fold hinge (5); the side of the two-fold hinge (5) is fixedly connected with a vertical baffle (6); and the side of the plane fixing plate (2) is provided with a buffer protection device (7); The buffer protection device (7) comprises a buffer plate (71), the side of the buffer plate (71) is fixedly connected to the side of the plane fixed plate (2), the side of the buffer plate (71) is fixedly connected to a fixed square plate (72), the top of the fixed square plate (72) is fixedly connected to a buffer rod (73), the side of the buffer plate (71) is fixedly connected to a connecting long plate (74), the bottom of the connecting long plate (74) is fixedly connected to a connecting plate (75), the side of the connecting plate (75) is fixedly connected to a connecting block (76), and the side of the connecting block (76) is rotatably connected to a roller (77).

2. An elevator car door protection device according to claim 1, characterized in that: An anti-drag pad (78) is fixedly connected to the bottom of the fixed square plate (72); the circumferential surface of the roller (77) is in contact with the wall surface; and the roller (77) is fixedly connected to the connecting plate (75) via a connecting block (76).

3. An elevator car door protection device according to claim 2, characterized in that: A buffer spring (79) is fixedly sleeved on the circumferential surface of the buffer rod (73), and one end of the buffer spring (79) away from the buffer rod (73) is fixedly connected to the bottom of the plane fixing plate (2).

4. An elevator car door protection device according to claim 3, characterized in that: A supporting device (8) is provided on the circumferential surface of the buffer rod (73), and the supporting device (8) comprises a stabilizing transverse plate (81), a side of the stabilizing transverse plate (81) is fixedly connected to an extrusion plate (82), a side of the fixed square plate (72) is fixedly connected to a circuit board (83), a top of the circuit board (83) is provided with a driving switch (84), a side of the circuit board (83) is provided with a driving plate (85), a top of the driving plate (85) is fixedly connected to an electric telescopic rod (86), and an end of the electric telescopic rod (86) away from the driving plate (85) is fixedly connected to a supporting plate (87).

5. An elevator car door protection device according to claim 4, characterized in that: The bottom of the plane fixing plate (2) is located on the displacement track of the support plate (87), and the control end of the drive switch (84) is located on the displacement track of the extrusion plate (82).

6. An elevator car door protection device according to claim 5, characterized in that: The electric telescopic rod (86) is electrically connected to the circuit board (83) via a driving plate (85); two driving plates (85) are provided in total and are symmetrical to each other along the vertical center axis of the circuit board (83).

7. An elevator car door protection device according to claim 6, characterized in that: An elevator button operation panel protection plate (9) is fixedly connected to the side of the vertical baffle plate (6), a notch is provided on the side of the elevator button operation panel protection plate (9), a button (10) is provided on the inner wall of the notch, a hemp rope (11) is provided on the top of the plane flap (3), and a lock buckle (12) is provided on the side of the elevator button operation panel protection plate (9).

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