Telescopic elevator toe guard

Abstract

The utility model discloses a telescopic elevator toe guard which comprises a mounting plate, a vertical plate is arranged at one end of the mounting plate, the vertical plate and the mounting plate form an integrated structure, the mounting plate and the vertical plate are perpendicular to each other, the bottom end of the vertical plate is fixedly connected with a telescopic plate, and the telescopic plate is fixedly connected with the bottom end of the vertical plate. The end, close to the vertical plate, of the bottom face of the mounting plate is fixedly connected with a fixing frame, and the bottom end of the telescopic plate is fixedly connected with a balance weight plate. The height of the device can be adjusted through stretching and retracting of the telescopic plate, so that the device can be suitable for elevator pits with various depths, the applicability of the device is improved, the device can be rapidly stretched and unfolded when leaving the elevator pits by means of the weight of the balance weight plate, and the safety of the elevator is improved. And by means of the fixing frame, the stability of the bent position of the device can be improved, the vertical plates are not prone to bending when collided, and the protection performance of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of elevator footboards, in particular to a telescopic elevator footboard. Background Art

[0002] Elevator toeboards are a type of protective device installed at the bottom of the elevator car to prevent passengers from slipping and falling into the elevator shaft during the operation of the elevator. Toeboards are usually made of metal, and their height and width are designed according to the specific conditions of the elevator. The installation of toeboards can effectively ensure the safety of passengers and avoid accidents.

[0003] In the prior art, Chinese patent CN220766228U discloses a foldable elevator footboard structure, including a folding mechanism and a widening mechanism; the folding mechanism includes a main board, a flap, a steel wire rope, a mounting block, a roller, a turntable, and a motor. The foldable telescopic elevator footboard is fixedly connected to the main board under the elevator car through the mounting hole opened on the upper surface of the main board, and then when the flap needs to be used, the motor is started, the turntable is driven by the motor to rotate, and then the turntable drives the steel wire rope to rotate, and then the steel wire rope is loosened, and then the steel wire rope is loosened forward on the roller surface, and then the flap is turned under the main board until it is turned to the bottom, when it is recovered, the turntable is reversed, and then the steel wire rope is tightened, so that the steel wire rope drives the flap to turn upward, and then the flap is folded, so that it can adapt to elevator pits of various depths, making the device more applicable.

[0004] However, the foldable elevator toe guard structure provided in the above technical solution still has many disadvantages in actual use. For example, it takes a certain amount of time to reel in the steel wire through the motor, which makes it impossible to provide timely protection when an accident occurs. In addition, the main board and the flap are rotatably connected, which makes it easy to flip over when a person collides, and the stability is poor, resulting in poor protection. Utility Model Content

[0005] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] In order to solve the problem that the foldable elevator toe guard structure proposed in the above background technology uses a motor to reel in the steel wire to flip the plate and fold it, which takes a certain amount of time, making it impossible to provide timely protection when an accident occurs, and the main board and the flap are rotatably connected, which is easy to flip over when a person collides, and the stability is poor, resulting in poor protection, the utility model adopts the following technical solution.

[0007] A telescopic elevator toe guard comprises a mounting plate, one end of which is provided with a vertical plate, the vertical plate and the mounting plate form an integrated structure, the mounting plate and the vertical plate are perpendicular to each other, the bottom end of the vertical plate is fixedly connected to the telescopic plate, the bottom surface of the mounting plate is fixedly connected to a fixing frame at one end close to the vertical plate, the fixing frame and the vertical plate are fixedly connected, and the bottom end of the telescopic plate is fixedly connected to a counterweight plate.

[0008] Preferably, a plurality of telescopic rods are fixedly connected to the bottom surface of the fixed frame, the bottom ends of the plurality of telescopic rods are fixedly connected with counterweight plates, a spring is sleeved on the outer side of the telescopic rod, and the top end of the spring is fixedly connected to the bottom surface of the fixed frame.

[0009] Preferably, the outer diameter of the telescopic rod matches the inner diameter of the spring, and the plurality of telescopic rods are symmetrical about the vertical center line of the fixing frame.

[0010] Preferably, a first magnet sheet is fixedly connected to one side of the bottom end of the vertical plate close to the telescopic rod, and a second magnet sheet is fixedly connected to the top surface of the counterweight plate, and the positions of the first magnet sheet and the second magnet sheet correspond to each other, the opposite surfaces of the first magnet sheet and the second magnet sheet have the same polarity, and the bottom surface of the first magnet sheet is parallel to the top surface of the second magnet sheet.

[0011] Preferably, circular holes are provided at both ends of the fixing frame, and the circular holes are symmetrical about the vertical center line of the fixing frame, and a plurality of lightweight slots are provided at the front end of the fixing frame.

[0012] Preferably, a plurality of bolt grooves are provided on the bottom surface of the mounting plate, and positioning holes penetrating the mounting plate are provided inside the bolt grooves.

[0013] Preferably, a protective cover is provided on one side of the bolt slot, one end of the protective cover is rotatably connected to a rotating shaft, and the rotating shaft passes through the protective cover and the mounting plate for a fixed connection, the top surface of the protective cover is in contact with the bottom surface of the mounting plate, and the outer dimension of the protective cover is larger than the outer dimension of the bolt slot.

[0014] Beneficial Effects

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model can cover the gap in the event of an accident through the coordinated use of the vertical plate and the telescopic plate to prevent people from stepping into the shaft. The height of the device can be adjusted by the extension and retraction of the telescopic plate, so that the device can be suitable for elevator pits of various depths, thereby improving the applicability of the device. The weight of the counterweight plate can be used to quickly stretch and unfold the device when leaving the elevator pit, so that it can quickly play a protective role in the event of an accident. The integrated structure of the mounting plate and the vertical plate can enhance the strength of the device. The use of the fixing frame can improve the stability of the bending part of the device, so that the vertical plate is not easy to bend when a collision occurs, thereby improving the protectiveness of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the bottom three-dimensional structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the overall front view structure of the utility model;

[0020] Figure 4 It is a partial three-dimensional structural schematic diagram of the utility model;

[0021] Figure 5 For the utility model Figure 2 Enlarged structural diagram at A in the middle.

[0022] The corresponding relationship between the illustrations and component names in the figure is as follows:

[0023] 1. Mounting plate; 2. Vertical plate; 3. Telescopic plate; 4. Fixed frame; 5. Counterweight plate; 6. Telescopic rod; 7. Spring; 8. First magnet sheet; 9. Second magnet sheet; 10. Bolt slot; 11. Positioning hole; 12. Protective cover; 13. Rotating shaft. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0025] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0026] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not refer to the same embodiment, nor is it a separate or selective embodiment that is mutually exclusive with other embodiments. The present invention provides the following embodiments.

[0027] See also Figure 1-5 The utility model provides an embodiment of a telescopic elevator toe guard, comprising a mounting plate 1, the bottom surface of the mounting plate 1 is provided with a plurality of bolt grooves 10, and the interior of the bolt groove 10 is provided with a positioning hole 11 that penetrates the mounting plate 1, and the top of the mounting plate 1 is fitted with the bottom surface of the elevator car, and the mounting plate 1 can be fixed to the bottom surface of the elevator car by the coordinated use of the bolts and the positioning holes 11 to complete the installation of the device, and a protective cover 12 is provided on one side of the bolt groove 10, and one end of the protective cover 12 is rotatably connected with a rotating shaft 13, and the rotating shaft 13 penetrates the protective cover 12 and the mounting plate 1 for fixed connection, the top surface of the protective cover 12 is fitted with the bottom surface of the mounting plate 1, and the outer side dimension of the protective cover 12 is larger than the outer side dimension of the bolt groove 10, and the rotating shaft 13 can be rotated to drive the protective cover 12 to rotate, and the protective cover 12 is covered on the bolt groove 10, which can protect the bolts in the bolt groove 10, prevent the bolts from loosening, and ensure the stability of the installation of the device.

[0028] In this embodiment, a vertical plate 2 is provided at one end of the mounting plate 1, and the vertical plate 2 and the mounting plate 1 form an integrated structure. The mounting plate 1 and the vertical plate 2 are perpendicular to each other, and the bottom end of the vertical plate 2 is fixedly connected to a telescopic plate 3. Through the coordinated use of the vertical plate 2 and the telescopic plate 3, the purpose of covering the gap can be achieved in the event of an accident to prevent people from stepping into the shaft. The height of the device can be adjusted by utilizing the telescopic plate 3, so that the device can be applied to elevator pits of various depths, thereby improving the applicability of the device. A fixing frame 4 is fixedly connected to one end of the bottom surface of the mounting plate 1 close to the vertical plate 2, and the fixing frame 4 is fixedly connected to the vertical plate 2. The bottom end of the telescopic plate 3 is fixedly connected to There is a counterweight plate 5. The weight of the counterweight plate 5 can enable the device to be quickly stretched and unfolded when leaving the elevator pit, so that it can quickly play a protective role in the event of an accident. The integrated structure of the mounting plate 1 and the vertical plate 2 can enhance the strength of the device. In conjunction with the use of the fixing frame 4, the stability of the bending part of the device can be improved, so that the vertical plate 2 is not easy to bend when a collision occurs, thereby improving the protectiveness of the device. Circular holes are provided at both ends of the fixing frame 4, and the circular holes are symmetrical about the vertical center line of the fixing frame 4. A plurality of lightweight grooves are provided at the front end of the fixing frame 4. The provision of the circular holes and the lightweight grooves can reduce the weight of the fixing frame 4, thereby reducing the weight of the device.

[0029] In this embodiment, a plurality of telescopic rods 6 are fixedly connected to the bottom surface of the fixed frame 4, and the bottom ends of the plurality of telescopic rods 6 are fixedly connected with counterweight plates 5. A spring 7 is sleeved on the outer side of the telescopic rod 6, and the top end of the spring 7 is fixedly connected to the bottom surface of the fixed frame 4. The outer diameter of the telescopic rod 6 matches the inner diameter of the spring 7. The plurality of telescopic rods 6 are symmetrical about the vertical center line of the fixed frame 4. Through the elastic force of the spring 7 and the use of the telescopic rod 6, the stretching of the telescopic plate 3 can be ensured, and the telescopic plate 3 can be prevented from being stuck due to friction and unable to stretch automatically.

[0030] In this embodiment, a first magnet sheet 8 is fixedly connected to one side of the bottom end of the vertical plate 2 close to the telescopic rod 6, and a second magnet sheet 9 is fixedly connected to the top surface of the counterweight plate 5, and the positions of the first magnet sheet 8 and the second magnet sheet 9 correspond to each other, the opposite surfaces of the first magnet sheet 8 and the second magnet sheet 9 have the same polarity, and the bottom surface of the first magnet sheet 8 is parallel to the top surface of the second magnet sheet 9. The repulsive force between the first magnet sheet 8 and the second magnet sheet 9 can further ensure the stretching of the telescopic plate 3 and prevent the elastic force of the spring 7 from weakening during long-term use, causing the telescopic plate 3 to get stuck and unable to stretch.

[0031] Working principle: When using this device, first fit the top of the mounting plate 1 with the bottom surface of the elevator car. By using the bolts and the positioning holes 11, the mounting plate 1 can be fixed to the bottom surface of the elevator car to complete the installation of the device. Rotating the rotating shaft 13 can drive the protective cover 12 to rotate, and the protective cover 12 is covered on the bolt groove 10, which can protect the bolts in the bolt groove 10 and prevent the bolts from loosening, thereby ensuring the stability of the installation of the device. By using the vertical plate 2 and the telescopic plate 3, the gap can be covered in the event of an accident to prevent people from stepping into the shaft. The telescopic plate 3 can be used to adjust the height of the device, so that the device can be used for elevator pits of various depths, thereby improving the adaptability of the device. Practicality, by utilizing the weight of the counterweight plate 5, the device can be quickly stretched and unfolded when leaving the elevator pit, so that it can quickly play a protective role in the event of an accident, the integrated structure of the mounting plate 1 and the vertical plate 2 can enhance the strength of the device, and the use of the fixing frame 4 can improve the stability of the bending part of the device, so that the vertical plate 2 is not easy to bend when a collision occurs, thereby improving the protectiveness of the device, and the elastic force of the spring 7 and the use of the telescopic rod 6 can ensure the stretching of the telescopic plate 3 and prevent the telescopic plate 3 from being stuck due to friction. The repulsive force between the first magnet sheet 8 and the second magnet sheet 9 can further ensure the stretching of the telescopic plate 3 and prevent the telescopic plate 3 from being stuck and unable to stretch due to the weakening of the elastic force of the spring 7 during long-term use.

[0032] The above content is a further detailed description of the utility model in combination with specific implementation methods. It cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, without departing from the concept of the utility model, they can also make several simple deductions or substitutions, which should be regarded as belonging to the scope of protection determined by the claims submitted for the utility model.

Claims

1. A telescopic elevator toe guard, comprising a mounting plate (1), one end of the mounting plate (1) being provided with a vertical plate (2), the vertical plate (2) and the mounting plate (1) forming an integrated structure, the mounting plate (1) and the vertical plate (2) being perpendicular to each other, characterized in that: The bottom end of the vertical plate (2) is fixedly connected to a telescopic plate (3); the bottom surface of the mounting plate (1) is fixedly connected to an end of the vertical plate (2); the fixed frame (4) and the vertical plate (2) are fixedly connected; the bottom end of the telescopic plate (3) is fixedly connected to a counterweight plate (5).

2. The telescopic elevator toe guard according to claim 1, characterized in that: The bottom surface of the fixed frame (4) is fixedly connected to a plurality of telescopic rods (6), the bottom ends of the plurality of telescopic rods (6) are fixedly connected to a counterweight plate (5), the outer sides of the telescopic rods (6) are sleeved with a spring (7), and the top end of the spring (7) is fixedly connected to the bottom surface of the fixed frame (4).

3. The telescopic elevator toe guard according to claim 2, characterized in that: The outer diameter of the telescopic rod (6) matches the inner diameter of the spring (7), and the plurality of telescopic rods (6) are symmetrical about the vertical center line of the fixing frame (4).

4. The telescopic elevator toe guard according to claim 3, characterized in that: A first magnet sheet (8) is fixedly connected to one side of the bottom end of the vertical plate (2) close to the telescopic rod (6), and a second magnet sheet (9) is fixedly connected to the top surface of the counterweight plate (5), and the positions of the first magnet sheet (8) and the second magnet sheet (9) correspond to each other, the opposite surfaces of the first magnet sheet (8) and the second magnet sheet (9) have the same polarity, and the bottom surface of the first magnet sheet (8) is parallel to the top surface of the second magnet sheet (9).

5. The telescopic elevator toe guard according to claim 1, characterized in that: Both ends of the fixing frame (4) are provided with circular holes, and the circular holes are symmetrical about the vertical center line of the fixing frame (4), and the front end of the fixing frame (4) is provided with a plurality of lightweight slots.

6. The telescopic elevator toe guard according to claim 1, characterized in that: The bottom surface of the mounting plate (1) is provided with a plurality of bolt grooves (10), and positioning holes (11) penetrating the mounting plate (1) are provided inside the bolt grooves (10).

7. The telescopic elevator toe guard according to claim 6, characterized in that: A protective cover (12) is provided on one side of the bolt slot (10), one end of the protective cover (12) is rotatably connected to a rotating shaft (13), and the rotating shaft (13) passes through the protective cover (12) and is fixedly connected to the mounting plate (1), the top surface of the protective cover (12) is in contact with the bottom surface of the mounting plate (1), and the outer dimension of the protective cover (12) is larger than the outer dimension of the bolt slot (10).

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